CN213883876U

CN213883876U - Ambulance with folding motor vehicle stretcher transport device

Info

Publication number: CN213883876U
Application number: CN202021003208.6U
Authority: CN
Inventors: 马超; 徐柳; 谢霞; 张丽杰; 张晓丽; 王晓燕; 王文照
Original assignee: Army Military Transportation University
Current assignee: Army Military Transportation University
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-08-06
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses an ambulance of installation foldable motor-driven vehicle stretcher conveyer, foldable motor-driven vehicle stretcher conveyer's first backup pad (1-10) and second backup pad (1-11) within a definite time, can fold within a definite time second backup pad (1-11) and third backup pad (1-12), respectively two first, second, third and fourth support, first, second, third and fourth cylinder, first conveyer belt. The third support and the fourth support are fixedly arranged on the floor of the ambulance compartment, the motor is placed on the motor support arranged on the floor of the ambulance compartment below the first support plate, one end of the fourth roller is connected with the first belt wheel in a welding manner, the output shaft end of the motor is connected with the second belt wheel in a welding manner, and the first belt wheel is connected with the second belt wheel through the second conveying belt. When the second supporting plate and the third supporting plate are folded, the second roller is in lap joint with a positioning bolt on a positioning block arranged on the inner top of the ambulance carriage. The ambulance provided with the stretcher conveying device of the folding type motor-driven carrier has the characteristics of reasonable layout, simple and convenient operation, manpower saving, stability and safety.

Description

Ambulance with folding motor vehicle stretcher transport device

Technical Field

The utility model relates to an ambulance provided with a stretcher conveying device of a folding type motor-driven carrier.

Background

The stretcher for the motor-driven carrier such as an ambulance overcomes a plurality of defects of the prior four-wheel trolley, has the characteristics of quick and convenient operation, less occupied operators, small secondary damage to the sick and wounded, high-efficiency and high-quality conveying and the like, but when the motor-driven carrier is used for conveying the sick and wounded, the sick and wounded on the stretcher can be lifted into and out of the motor-driven carrier only by manpower, generally, at least 4 workers are needed for lifting one sick and wounded, particularly, the control of the arm of the hand on the angle is poor, so that the defects of more workers, poor stability and the like exist when the sick and wounded on the stretcher are lifted into or out of the ambulance by manpower.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an ambulance provided with a folding type motor-driven carrier stretcher conveying device.

The utility model discloses the technical scheme of the ambulance of installation foldable motor-driven carrier stretcher conveyer is realized like this: an ambulance provided with a foldable motor vehicle stretcher conveying device comprises an ambulance stretcher access door, an ambulance compartment inner roof, an ambulance steering wheel side face, an opposite side face of the ambulance steering wheel side face, an ambulance compartment floor and an ambulance built-in power supply, wherein the ambulance stretcher access door is positioned at the rear side of the ambulance compartment, the length of the ambulance compartment floor is 2900 mm, the width of the ambulance compartment floor is 2000 mm and the thickness of the ambulance compartment floor is 10 mm, the foldable motor vehicle stretcher conveying device can be folded between a first supporting plate and a second supporting plate and between the second supporting plate and a third supporting plate, each two stainless steel 20CrMnTi or stainless steel 40Cr first supports, each second support, each third support and each fourth support have the same structure, the outer side of each support is of a convex structure with a semicircular upper end, a short shaft is arranged above a convex edge of the inner convex structure, the center of each short shaft is positioned at the semicircular circle center of the upper end of the inner convex structure of each support, the semi-circular diameter of the upper end of the convex structure of the first support, the second support, the third support and the fourth support is 140 mm, the center of the short shaft of the first support is 130 mm away from the bottom, the center of the short shaft of the second support, the center of the short shaft of the third support and the center of the short shaft of the fourth support are 400 mm away from the bottom of the second support, the third support and the fourth support, the first support longitudinal through hole, the second support longitudinal through hole, the third support longitudinal through hole and the fourth support longitudinal through hole with the diameter of 20 mm and the hole distance of 290 mm are respectively and longitudinally arranged along the centers of two symmetrical convex edge surfaces of the first support, the second support, the third support and the fourth support, the first support longitudinal through hole is 70 mm deep, the second support longitudinal through hole, the third support longitudinal through hole and the fourth support longitudinal through hole are 20 mm deep, the bottom of the first side length, the second support, the third support and the fourth support is 440 mm, and the width of 120 mm, the first bracket is 200 mm high, and the second bracket, the third bracket and the fourth bracket are 470 mm high; the first support plate, the second support plate and the third support plate are respectively composed of a first support plate porous support strip and a first support plate double-hole support frame, a second support plate porous support strip and a second support plate double-hole support frame and a third support plate porous support strip and a third support plate double-hole support frame, the first support plate porous support strip and the first support plate double-hole support frame are symmetrical to each other at two ends, the second support plate porous support strip and the second support plate double-hole support frame are symmetrical at two ends, the third support plate porous support strip and the third support plate double-hole support frame are symmetrical to each other at two ends, and a first support plate porous support strip short shaft and a first support plate double-hole support frame short shaft are oppositely arranged on the inner sides of the symmetrical two ends of the first support plate porous support strip and the first support plate double-hole support frame, a second support plate porous support strip short shaft and a second support plate double-hole support frame short shaft, a third support strip and a third support plate double-hole support frame short shaft are oppositely arranged on the inner sides of the symmetrical two ends The diameter of each short shaft is 40 mm, the length is 75 mm, the distance between the short shaft center of the porous support bar of the first support plate and the short shaft center of the double-hole support frame of the first support plate and the top of the first support plate, the distance between the short shaft center of the porous support bar of the second support plate and the short shaft center of the double-hole support frame of the second support plate and the distance between the short shaft center of the porous support bar of the third support plate and the short shaft center of the double-hole support frame of the third support plate and the top of the double-hole support frame of the third support plate are 70 mm respectively, the outer side of the first support plate, the outer side of the porous support bar of the second support plate and the outer side of the porous support bar of the third support plate are both ends of a closed structure consisting of semicircular and parallel straight lines, the outer side of the porous support bar of the first support plate and the outer side of the double-hole support bar of the second support plate and the outer side of the porous support bar of the third support plate and the double-hole support frame of the third support plate are respectively provided with the short shaft and the short shaft of the porous support bar of the first support bar and the first support plate The outer side virtual line holes of the first support plate porous support strip and the outer side virtual line holes of the first support plate double-hole support frame, the outer side virtual line holes of the second support plate porous support strip and the outer side virtual line holes of the second support plate double-hole support frame, the outer side virtual line holes of the third support plate porous support strip and the outer side virtual line holes of the third support plate double-hole support frame are concentric with each other, the diameter of each outer side virtual line hole is 40 mm, and the depth of each outer side virtual line hole is 75 mm; the inner side of the first support plate double-hole support frame, the inner side of the second support plate double-hole support frame and the inner side of the third support plate double-hole support frame are respectively and parallelly distributed with 5 rectangular plates of the first support plate double-hole support frame, 5 rectangular plates of the second support plate double-hole support frame and 5 rectangular plates of the third support plate double-hole support frame, wherein the thicknesses of the first support plate double-hole support frame, the second support plate double-hole support frame and the third support plate double-hole support frame are the same, the 5 rectangular plates of the first support plate double-hole support frame, the 5 rectangular plates of the second support plate double-hole support frame and the 5 rectangular plates of the third support plate double-hole support frame are respectively vertical to the outer side of the first support plate double-hole support frame, the outer side of the second support plate double-hole support frame and the outer side of the third support plate double-hole support frame, the vertical distance between the middle rectangular plate of the 5 rectangular plates of the first support plate double-hole support frame and the 5 rectangular plates on two adjacent sides of the first support frame is vertical to the symmetrical rectangular plates, The vertical distance between the middle rectangular plate of 5 rectangular plates of the second support plate double-hole support frame and the symmetrical rectangular plates of 5 rectangular plates of the second support plate double-hole support frame on two adjacent sides of the second support plate double-hole support frame and the vertical distance between the middle rectangular plate of 5 rectangular plates of the third support plate double-hole support frame and the symmetrical rectangular plates of 5 rectangular plates of the third support plate double-hole support frame on two adjacent sides of the third support plate double-hole support frame are 290 mm respectively, the vertical distance between the symmetrical rectangular plates of 5 rectangular plates of the first support plate double-hole support frame and the symmetrical rectangular plates of 5 rectangular plates of the first support plate double-hole support frame adjacent to the first support plate double-hole support frame, the vertical distance between the symmetrical rectangular plates of two ends of 5 rectangular plates of the second support plate double-hole support frame and the symmetrical rectangular plates of 5 rectangular plates of the third support, the length of 5 rectangular plates of the second support plate double-hole support frame is 700 mm, the length of 5 rectangular plates of the first support plate double-hole support frame and the length of 5 rectangular plates of the third support plate double-hole support frame are 900 mm, the width of 5 rectangular plates of the first support plate double-hole support frame, the width of 5 rectangular plates of the second support plate double-hole support frame and the width of 5 rectangular plates of the third support plate double-hole support frame are 100 mm, the middle rectangular plate of 5 rectangular plates of the first support plate double-hole support frame, the symmetrical rectangular plates of 5 rectangular plates of the first support plate double-hole support frame, one end of the symmetrical two ends rectangular plates of 5 rectangular plates of the first support plate double-hole support frame, the middle rectangular plate of 5 rectangular plates of the second support plate double-hole support frame, one end of the symmetrical rectangular plates of 5 rectangular plates of the second support plate double-hole support frame and the middle rectangular plates of the symmetrical two ends of 5 rectangular plates of the third support plate double-hole support frame, The symmetrical rectangular plate holes of the 5 rectangular plates of the third support plate double-hole support frame and the symmetrical two-end rectangular plate holes of the 5 rectangular plates of the third support plate double-hole support frame are respectively provided with a rectangular plate hole in the middle of the 5 rectangular plates of the first support plate double-hole support frame, a rectangular plate hole in the symmetrical rectangular plate holes of the 5 rectangular plates of the first support plate double-hole support frame and the symmetrical two-end rectangular plate holes of the 5 rectangular plates of the first support plate double-hole support frame, a rectangular plate hole in the middle of the 5 rectangular plates of the second support plate double-hole support frame, a rectangular plate hole in the symmetrical rectangular plate holes of the 5 rectangular plates of the second support plate double-hole support frame, a rectangular plate hole in the symmetrical two-end rectangular plate holes of the 5 rectangular plates of the second support plate double-hole support frame, a rectangular plate hole in the middle of the 5 rectangular plates of the third support plate double-hole support frame, a rectangular plate hole in the symmetrical rectangular plate hole holes of the 5 rectangular plate holes of the third support frame and a rectangular plate hole of the symmetrical two-end rectangular plate of the 5 rectangular plates of the third support frame, the porous support bars of the first support plate, the second support plate and the third support plate are respectively provided with 5 through holes of the porous support bars of the first support plate, 5 through holes of the porous support bars of the second support plate and 5 through holes of the porous support bars of the third support plate, wherein the diameters of the through holes of the porous support bars of the first support plate, the depths of the through holes of the porous support bars of the second support plate and the third support plate are respectively 20 mm and 50 mm, the symmetrical hole pitch between the middle through holes of the 5 through holes of the porous support bars of the first support plate and the 5 through holes of the porous support bars of the first support plate on two adjacent sides, the symmetrical hole pitch between the middle through holes of the porous support bars of the second support plate and the 5 through holes of the porous support bars of the second support plate on two adjacent sides, and the symmetrical hole pitch between the middle through holes of the 5 through holes of the porous support bars of the third support plate and the 5 through holes of the porous support bars of the third support plate on two adjacent sides are 390 mm, the porous support bars of the first support plate, The symmetrical two-end through holes of 5 through holes of the second support plate porous support bar and the symmetrical through hole pitch of 5 through holes of the adjacent second support plate porous support bar and the symmetrical two-end through holes of 5 through holes of the adjacent third support plate porous support bar and the symmetrical through hole pitch of 5 through holes of the adjacent third support plate porous support bar are both 360 mm, the first support plate porous support bar and the first support plate double-hole support frame are composed of 5 through holes of the first support plate porous support bar, 5 through holes of the first support plate porous support bar and the symmetrical through holes of 5 through holes of the first support plate porous support bar and the middle rectangular plate hole of 5 rectangular plates of the first support plate double-hole support frame, 5 rectangular plate symmetrical rectangular plate holes of the first support plate double-hole support frame, the two-end rectangular plate holes of 5 rectangular plates of the first support plate double-hole support frame are connected through M20 and 150, the second support plate porous support bar and the second support plate double-hole support frame are composed of 5 through holes of the second support plate porous support bar 5 through holes symmetrical through holes of the second support plate porous support bar, 5 through holes symmetrical two ends through holes of the second support plate porous support bar are connected with a middle rectangular plate hole of 5 rectangular plates of the second support plate double-hole support frame, 5 rectangular plate symmetrical rectangular plate holes of the second support plate double-hole support frame, 5 rectangular plate symmetrical two ends rectangular plate holes of the second support plate double-hole support frame through M20 150, the third support plate porous support bar and the third support plate double-hole support frame are connected with a middle rectangular plate hole of 5 rectangular plates of the third support plate double-hole support frame, 5 through holes symmetrical through holes of the third support plate porous support bar, 5 through holes symmetrical two ends through holes of the third support plate porous support bar are connected with a middle rectangular plate hole of 5 rectangular plates of the third support plate double-hole support frame, 5 rectangular plate symmetrical rectangular plate holes of the third support plate double-hole support frame, and 5 rectangular plate symmetrical two ends rectangular plate holes of the third support plate double-hole support frame are connected through M20 150, the distance between the outer side virtual line holes of the porous support bar of the first support plate and the two symmetrical end through holes of the 5 through holes of the porous support bar of the first support plate, the distance between the outer side virtual line holes of the porous support bar of the second support plate and the two symmetrical end through holes of the 5 through holes of the porous support bar of the second support plate, the distance between the outer side virtual line holes of the porous support bar of the third support plate and the two symmetrical end through holes of the porous support bar of the third support plate is 130 mm, the vertical distance between the top end of the first support plate and the two symmetrical end rectangular plates of the 5 rectangular plates of the double-hole support frame of the first support plate, the vertical distance between the top end of the second support plate and the two symmetrical end rectangular plates of the 5 rectangular plates of the double-hole support frame of the second support plate, and the vertical distance between the top end of the third support plate and the two symmetrical end rectangular plates of the 5 rectangular plates of the double-hole support frame of the third support plate are 150 mm, and the first support plate, the second support plate and the third support plate are 1900 m and 140 mm long, the width of the second supporting plate is 900 mm, the width of the first supporting plate and the third supporting plate is 1100 mm, the width of the porous supporting strip of the first supporting plate and the width of the double-hole supporting frame of the first supporting plate are symmetrical, the width of the porous supporting strip of the second supporting plate and the width of the double-hole supporting frame of the second supporting plate are symmetrical, and the width of the porous supporting strip of the third supporting plate and the width of the double-hole supporting frame of the third supporting plate are symmetrical, 100 mm, the outside dotted line hole of the porous supporting strip of the third supporting plate at one end of the third supporting plate and the outside dotted line hole of the double-hole supporting frame of the third supporting plate are respectively inserted with a first supporting short shaft, the outside dotted line hole of the porous supporting strip of the third supporting plate and the outside dotted line hole of the double-hole supporting frame of the third supporting plate at the other end of the third supporting plate are respectively inserted with a second supporting short shaft, the short shaft of the end third supporting plate porous supporting strip and the short shaft of the third supporting plate double-hole supporting frame are respectively inserted into the outer side virtual line hole of the second supporting plate porous supporting strip and the outer side virtual line hole of the second supporting plate double-hole supporting frame at one end of the second supporting plate, the short shaft of the end second supporting plate porous supporting strip and the short shaft of the second supporting plate double-hole supporting frame are respectively inserted into the two ends of the second roller, the outer side virtual line hole of the second supporting plate porous supporting strip and the outer side virtual line hole of the second supporting plate double-hole supporting frame at the other end of the second supporting plate are respectively inserted into the short shaft of the first supporting plate porous supporting strip and the short shaft of the first supporting plate double-hole supporting frame, the outer side virtual line hole of the first supporting plate porous supporting strip and the outer side virtual line hole of the first supporting plate double-hole supporting frame at the end of the second supporting plate porous supporting strip are respectively inserted into one third supporting frame short shaft, the outer side dotted line hole of the first support plate porous support bar at the other end of the first support plate and the outer side dotted line hole of the first support plate double-hole support frame are respectively inserted with a fourth support short shaft, the first support plate porous support bar short shaft and the first support plate double-hole support frame short shaft at the end are respectively inserted into the two ends of a fourth roller, the first roller, the second roller, the third roller and the fourth roller are respectively wrapped with a chloroprene rubber, nylon or first conveyor belt with the length of 10.85-11.10 m, the width of 0.80-0.90 m and the thickness of 0.010-0.012 m, a stainless steel canvas Cr17Ni7Al positioning block is of a cuboid structure, the length of the positioning block is 200 mm, the width of 70 mm and the height of 100 mm, the center of the positioning block hole is positioned at the intersection of the width and the height center of one end of the positioning block, the diameter of 20 mm and the depth of 80mm, the positioning block is welded and installed on the top in a compartment of an ambulance, the positioning block hole end has the vertical distance of 300-750 mm from the ambulance access door, one side of the positioning block is perpendicular to the side face of the ambulance steering wheel by 650-700 mm, the other side of the positioning block is perpendicular to the opposite side face of the ambulance steering wheel by 1300-1350 mm, positioning bolts are arranged in the positioning block holes and are in threaded connection with the positioning block holes, the adjustable distance of the positioning bolts is 0-80 mm, the bottoms of two third brackets and the bottoms of two fourth brackets on the stretcher conveying device of the folding type motor-driven carrier are connected or welded on the floor of the ambulance compartment by M20 & lt100 & gt bolts, the vertical distance between the bottoms of the two third brackets and the inlet and outlet door of the ambulance stretcher is 800-900 mm, the vertical distance between the bottoms of the two fourth brackets and the inlet and outlet door of the ambulance stretcher is 2550-2650 mm, the vertical distance between the outer side of one third bracket and the outer side of one fourth bracket and the side face of the ambulance steering wheel is 20 mm, the vertical distance between the outer side of the other third bracket and the outer side of the other fourth bracket and the opposite side face of the ambulance steering wheel is 640 mm, the stainless steel 07Cr17Ni7Al motor support is a cuboid structure with the transverse length of 500 mm, the longitudinal width of 400 mm and the thickness of 50 mm, four motor support holes with the transverse hole distance of 300 mm, the longitudinal hole distance of 200 mm, the diameter of 10 mm and the hole depth of 20 mm are distributed on the motor support, the motor support is arranged on the floor of the ambulance carriage under the first supporting plate by adopting welding connection, the vertical distance between the longitudinal end of the motor support and the side surface of the ambulance steering wheel is 320 mm, the motor bottom mounting hole on the motor and the four motor support holes are arranged by adopting M10 x 40 bolt connection, the vertical distance between the output shaft end of the motor and the side surface of the ambulance steering wheel is 255 mm, the vertical distance between the center of the fourth roller and the center of the output shaft of the motor is 450-490 mm, one end of the fourth roller close to the side surface of the ambulance steering wheel is welded with a first belt pulley, the output of the motor is welded with a second belt pulley, the first belt wheel is connected with the second belt wheel through a second chloroprene rubber or nylon conveying belt, the second conveying belt is 1200-1300 mm long, 20-30 mm wide and 6-8 mm thick, and when the second supporting plate and the third supporting plate are folded, the second roller is in lap joint with the positioning bolts on the positioning blocks.

The utility model discloses the preferred technical scheme of ambulance of installation foldable motor-driven carrier stretcher conveyer is: pins are respectively inserted into the first support short shaft, the second support short shaft, the third support short shaft and the fourth support short shaft; the pins are respectively inserted into the first supporting plate porous supporting strip short shaft, the first supporting plate double-hole supporting frame short shaft, the third supporting plate porous supporting strip short shaft and the third supporting plate double-hole supporting frame short shaft.

The utility model discloses install folding motor-driven carrier stretcher conveyer's ambulance in the ambulance is the IVECO A42 ambulance NJ5045 XJHFD.

The ambulance provided with the stretcher conveying device of the folding type motor-driven carrier has the characteristics of reasonable layout, simple and convenient operation, manpower saving, stability and safety.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic view showing the second support plate 1-11 and the third support plate 1-12 of the ambulance equipped with the stretcher transfer device for a folding motor vehicle according to the present invention in an unfolded state;

fig. 2 is a schematic view of the folding state of the second support plate 1-11 and the third support plate 1-12 of the ambulance equipped with the folding motor vehicle stretcher transfer device according to the present invention;

FIG. 3 is a side elevation view of the first bracket 1-1 of the present invention;

fig. 4 is a side view of the first bracket 1-1 of the present invention;

FIG. 5 is a side elevation view of the second frame 1-2, the third frame 1-3 and the fourth frame 1-4 of the present invention;

fig. 6 is a side view of the second bracket 1-2, the third bracket 1-3 and the fourth bracket 1-4;

fig. 7 is a top view of the second support plate 1-11 of the present invention;

fig. 8 is a side view of the second support plate 1-11 of the present invention;

fig. 9 is a top view of the third support plate 1-12 of the present invention;

fig. 10 is a side view of the third support plate 1-12 of the present invention;

fig. 11 is a top view of the first support plate 1-10 of the present invention;

fig. 12 is a side view of the first support plate 1-10 of the present invention;

FIG. 13 is a front view showing the positional relationship between the positioning block 2, the positioning bolt 3, the inlet/outlet door 5 of the ambulance stretcher and the roof 10 of the ambulance compartment;

fig. 14 is a top view of the positioning block 2, the positioning bolt 3, the first supporting plate 1-10 and the third bracket 1-3 according to the present invention;

fig. 15 is a front view of the positioning block 2 and the positioning bolt 3 of the present invention;

fig. 16 is a side view of the positioning block 2 and the positioning bolt 3 of the present invention;

fig. 17 is a front view of the transmission of the motor 11 of the present invention;

fig. 18 is a top view of the transmission of the electric motor 11 of the present invention;

fig. 19 is a plan view of the motor bracket 12 of the present invention.

In the figure: folding type motor vehicle stretcher conveying device 1 first support 1-1 first support short shaft 1-1-2 second support short shaft 1-2-1 second support longitudinal through hole 1-2-2 third support short shaft 1-3-1 third support longitudinal through hole 1-3-2 fourth support short shaft 1-4-1 fourth support longitudinal through hole 1-4-2 first roller 1-5 second roller 1-6 third roller 1-7 fourth roller 1-8 first support plate 1-9 first support plate porous support strip 1-10-1 first support plate porous short shaft support strip 1-10-1-1 first support plate multi-support plate Porous support strip outside virtual wire hole 1-10-1-2 first support plate porous support strip 5 through holes 1-10-1-3 first support plate porous support strip 5 through holes middle through hole 1-10-1-3-1 first support plate porous support strip 5 through holes symmetric through hole 1-10-1-3-2 first support plate porous support strip 5 through holes symmetric two ends through hole 1-10-1-3-3 first support plate double-hole support frame 1-10-2 first support plate double-hole support frame minor axis 1-10-2-1 first support plate double-hole support frame outside virtual wire hole 1-10-2-2 first support plate double-hole support frame 5 rectangular plates middle rectangular plate 1-10-2-3 first support plate double-hole support frame 5 rectangular plates 1-10-2-3-1 first support plate double-hole support frame 5 rectangular plates middle rectangular plate holes 1-10-2-3-1-1 first support plate double-hole support frame 5 rectangular plates symmetric rectangular plates 1-10-2-3-2 first support plate double-hole support frame 5 rectangular plates symmetric rectangular plate holes 1-10-2-3-2-1 first support plate double-hole support frame 5 rectangular plates symmetric two ends rectangular plates 1-10-2-3-3 first support plate double-hole support frame 5 rectangular plates symmetric two ends rectangular plate holes 1-10-2-3-3-1 second support plate 1-11 second support plate porous support bar 1-11-1 second support plate porous support bar minor axis 1-11-1-1 second support plate porous support bar outside virtual hole 1-11-1-2 second support plate porous support strip 5 through holes 1-11-1-3 second support plate porous support strip 5 through holes middle through hole 1-11-1-3-1 second support plate porous support strip 5 through holes symmetrical through hole 1-11-1-3-2 second support plate porous support strip 5 through holes symmetrical two ends through hole 1-11-1-3-3 second support plate double hole support frame 1-11-2 second support plate double hole support frame minor axis 1-11-2-1 second support plate double hole support frame outer side virtual line hole 1-11-2-2 second support plate double hole support frame 5 rectangular plates 1-11-2-3 second support plate double hole support frame 5 rectangular plates middle rectangular plates 1-11-2-3-1 second support plate double hole support frame 5 rectangular plate middle rectangular plate holes 1-11-2-3-1-1 second support plate double-hole support frame 5 rectangular plate symmetrical rectangular plate holes 1-11-2-3-2-1 second support plate double-hole support frame 5 rectangular plate symmetrical two-end rectangular plate 1-11-2-3-3 second support plate double-hole support frame 5 rectangular plate symmetrical two-end rectangular plate holes 1-11-2-3-3-1 third support plate 1-12 third support plate porous support strip 1-12-1 third support plate porous support strip short shaft 1-12-1-1 third support plate porous support strip outside virtual hole 1-12-1-2 third support plate porous support strip 5 Middle through holes 1-12-1-3 of porous support strip of third support plate 5 through holes 1-12-1-3-1 of porous support strip of third support plate 5 through holes symmetric through holes 1-12-1-3-2 of porous support strip of third support plate 5 through holes symmetric two ends through holes 1-12-1-3-3 of double-hole support frame of third support plate 1-12-2 of double-hole support frame of third support plate minor axis 1-12-2-1 of double-hole support frame of third support plate outside virtual line hole 1-12-2-2-2 of double-hole support frame of third support plate 5 rectangular plates 1-12-2-3 of middle rectangular plate 1-12 of middle rectangular plate 1-2-3-1 of middle rectangular plate of 5 rectangular plates of double-hole support frame of third support plate -2-3-1-1 third support plate double-hole support frame 5 rectangular plates symmetric rectangular plates 1-12-2-3-2 third support plate double-hole support frame 5 rectangular plates symmetric rectangular plate holes 1-12-2-3-2-1 third support plate double-hole support frame 5 rectangular plates symmetric rectangular plates at two ends 1-12-2-3-3 third support plate double-hole support frame 5 rectangular plates symmetric rectangular plate holes 1-12-2-3-3-1 positioning block 2 positioning block hole 2-1 positioning bolt 3 ambulance stretcher in-out door 5 ambulance stretcher internal power supply 6 ambulance steering wheel side 7 ambulance compartment floor 8 ambulance steering wheel side opposite side 9 ambulance compartment internal roof 10 motor 11 motor bottom mounting hole 11-1 motor output shaft 11-2 motor Bracket 12 motor bracket hole 12-1 first belt wheel 13 second belt wheel 14 second conveyor belt 15

Detailed Description

Example 1

1. Source of mounting components

Folding motor vehicle stretcher transport device 1: fixing the product, wherein:

a first bracket 1-1, a second bracket 1-2, a third bracket 1-3 and a fourth bracket 1-4: fixing a product;

first roller 1-5, second roller 1-6, third roller 1-7, fourth roller 1-8: commercial product, unpowered rubber-coated roller, diameter 80mm, natural rubber; (ii) a

First conveyor belt 1-9: a commercially available product;

1-10 parts of first supporting plate, 1-11 parts of second supporting plate and 1-12 parts of third supporting plate: fixing a product;

and (3) positioning block 2: fixing a product;

positioning bolt 3: commercial product, M20 × 80;

the motor 11: commercially available, Y2-112M-6;

the motor bracket 12: fixing a product;

first pulley 13, second pulley 14: commercial products, alloy quenched and tempered steel, grade 40 Cr;

second conveyor belt 15: a commercially available product;

pin: a commercially available product, cotter pin GB/T-91-2000.

2. The utility model discloses an ambulance of the folding type motor-driven carrier stretcher conveying device

As shown in fig. 1 to 19, an ambulance equipped with a foldable motor vehicle stretcher transfer device comprises an ambulance stretcher entry and exit door 5, an ambulance compartment ceiling 10, an ambulance steering wheel 4, an ambulance steering wheel side 7, an ambulance steering wheel side opposite side 9, an ambulance compartment floor 8, an ambulance built-in power supply 6, an ambulance stretcher entry and exit door 5 located at the rear side of the ambulance compartment, the ambulance compartment floor 8 being 2900 mm long, 2000 mm wide and 10 mm thick, the foldable motor vehicle stretcher transfer device having a structure in which the first support plates 1 to 10 and the second support plates 1 to 11, the second support plates 1 to 11 and the third support plates 1 to 12 are foldable, each of the two stainless steel 20CrMnTi first supports 1 to 1, the second supports 1 to 2, the third supports 1 to 3 and the fourth supports 1 to 4 have the same structure, the outer side of each support is a convex structure with a semicircular upper end, a short shaft is arranged above a convex edge of the convex structure at the inner side, the center of each short shaft is positioned at the center of the semicircular upper end of the convex structure at the inner side of the support, the semicircular diameters of the upper ends of the convex structures of the first support 1-1, the second support 1-2, the third support 1-3 and the fourth support 1-4 are 140 mm, the center of the short shaft of the first support 1-1-1 is 130 mm away from the bottom, the center of the short shaft of the second support 1-2-1, the center of the short shaft of the third support 1-3-1 and the center of the short shaft of the fourth support 1-4 are 400 mm away from the bottom of the second support 1-2, the third support 1-3 and the fourth support 1-4 respectively, and straight convex surfaces are arranged along the centers of the first support 1-1, the second support 1-2, the third support 1-3 and the fourth support 1-4 symmetrically A first bracket longitudinal through hole 1-1-2 with the diameter of 20 mm and the pitch 290 mm, a second bracket longitudinal through hole 1-2-2, a third bracket longitudinal through hole 1-3-2 and a fourth bracket longitudinal through hole 1-4-2, the depth of the first support longitudinal through hole is 70 mm, the depth of the second support longitudinal through hole is 1-1-2-2, the depth of the third support longitudinal through hole is 1-3-2, the depth of the fourth support longitudinal through hole is 1-4-2 is 20 mm, the bottom side of the first support 1-1, the bottom side of the second support 1-2, the bottom side of the third support 1-3 and the bottom side of the fourth support 1-4 are 440 mm and the bottom side of the fourth support 1-4 are 120 mm, the height of the first support 1-1 is 200 mm, and the height of the second support 1-2, the height of the third support 1-3 and the height of the fourth support 1-4 are 470 mm; the first support plate 1-10, the second support plate 1-11 and the third support plate 1-12 of the stainless steel 07Cr17Ni7Al have the same structure, the first support plate 1-10, the second support plate 1-11 and the third support plate 1-12 are respectively composed of a first support plate porous support strip 1-10-1 and a first support plate double-hole support frame 1-10-2, a second support plate porous support strip 1-11-1 and a second support plate double-hole support frame 1-11-2, a third support plate porous support strip 1-12-1 and a third support plate double-hole support frame 1-12-2, the first support plate porous support strip 1-10-1 and the first support plate double-hole support frame 1-10-2 are symmetrical at the inner sides of two ends, the second support plate porous support strip 1-11-1 and the second support plate double-hole support frame 1-11-2 The inner sides of two symmetrical ends and the inner sides of two symmetrical ends of the third support plate porous support strip 1-12-1 and the third support plate double-hole support frame 1-12-2 are respectively provided with a first support plate porous support strip short shaft 1-10-1-1, a first support plate double-hole support frame short shaft 1-10-2-1, a second support plate porous support strip short shaft 1-11-1-1, a second support plate double-hole support frame short shaft 1-11-2-1, a third support plate porous support strip short shaft 1-12-1-1 and a third support plate double-hole support frame short shaft 1-12-2-1 in an opposite direction, the diameters of the short shafts are 40 mm, the lengths of the short shafts are 75 mm, the centers of the first support plate porous support strip short shaft 1-10-1-1 and the centers of the first support plate double-hole support frame short shafts 1-10-2-1 The distance from the center to the top end of 1-10 of the first supporting plate, the distance from the center of the short shaft of the porous supporting strip of the second supporting plate to the top end of 1-11-1-1 of the second supporting plate and the short shaft of the double-hole supporting frame of the second supporting plate to the center of 1-11-1 of the short shaft of the porous supporting strip of the second supporting plate and the distance from the center of 1-12-1-1 of the short shaft of the porous supporting strip of the third supporting plate and the distance from the center of 1-12-2-1 of the third supporting plate to the top end of 1-12 of the third supporting plate are respectively 70 mm, the outer side of 1-10 of the first supporting plate, the outer side of 1-11 of the second supporting plate and the outer side of 1-12 of the third supporting plate are closed structures consisting of semicircular and parallel straight lines at two ends, the outer side of 1-10-1 of the porous supporting strip of the first supporting plate and the outer side of 1-10-2 of the double-hole supporting frame of the first supporting plate, The outer side of the porous support strip 1-11-1 of the second support plate, the outer side of the porous support frame 1-11-2 of the second support plate, the outer side of the porous support frame 1-12-1 of the third support plate and the outer side of the porous support frame 1-12-2 of the third support plate are respectively provided with a virtual support strip 1-10-1-2 of the outer side of the porous support strip of the first support plate and a double-hole support hole of the first support plate which are concentric with the short shaft 1-10-1-1 of the porous support strip of the first support plate, the short shaft 1-10-2-1 of the porous support strip of the second support plate, the short shaft 1-11-2-1 of the double-hole support frame of the second support plate, the short shaft 1-12-1-1 of the porous support strip of the third support plate and the short shaft 1-12-2-1 of the double-hole support frame of the third support plate The outer side virtual line hole 1-10-2-2 of the support frame, the outer side virtual line hole 1-11-1-2 of the porous support strip of the second support plate, the outer side virtual line hole 1-11-2-2 of the double-hole support frame of the second support plate, the outer side virtual line hole 1-12-1-2 of the porous support strip of the third support plate and the outer side virtual line hole 1-12-2-2 of the double-hole support frame of the third support plate, wherein the diameter of the outer side virtual line hole is 40 mm, and the depth of the outer side virtual line hole is 75 mm; the inner sides of the first support plate double-hole support frame 1-10-2, the second support plate double-hole support frame 1-11-2 and the third support plate double-hole support frame 1-12-2 are respectively and parallelly distributed with a first support plate double-hole support frame 5 rectangular plates 1-10-2-3, a second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and a third support plate double-hole support frame 5 rectangular plates 1-12-2-3 which have the same thickness as the first support plate 1-10, the second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and the third support plate double-hole support frame 5 rectangular plates 1-12-2-3, the first support plate double-hole support frame 5 rectangular plates 1-10-2-3, the second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and the third support plate double-hole support frame 5 rectangular plates 1-12-2-3 respectively and the first support plate double-hole support frame 5 rectangular plates 1-12-2-3 The outer sides of the supporting plates 1-10 double-hole supporting frames, the outer sides of the second supporting plates 1-11 double-hole supporting frames and the outer sides of the third supporting plates 1-12 double-hole supporting frames are vertical, the vertical distance between the middle rectangular plate 1-10-2-3-1 of the first supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1-10-2-3-2 of the first supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides, the vertical distance between the middle rectangular plate 1-11-2-3-1 of the second supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1-11-2-3-2 of the second supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides, and the vertical distance between the middle rectangular plate 1-12-2-3-1 of the third supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1 of the third supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides The vertical distance of-12-2-3-2 is 290 mm respectively, the vertical distance of the symmetrical two-end rectangular plate 1-10-2-3-3 of the 5 rectangular plates of the first support plate double-hole support frame and the symmetrical rectangular plate 1-10-2-3-2 of the 5 rectangular plates of the adjacent first support plate double-hole support frame, the vertical distance of the symmetrical two-end rectangular plate 1-11-2-3-3 of the 5 rectangular plates of the second support plate double-hole support frame and the symmetrical rectangular plate 1-11-2-3-2 of the 5 rectangular plates of the adjacent second support plate double-hole support frame, and the vertical distance of the symmetrical two-end rectangular plate 1-12-2-3-3 of the 5 rectangular plates of the third support plate double-hole support frame and the symmetrical rectangular plate 1-12-2-3-2 of the 5 rectangular plates of the adjacent third support plate double-hole support frame are 260 mm, the length of 5 rectangular plates 1-11-2-3 of the second support plate double-hole support frame is 700 mm, the length of 5 rectangular plates 1-11-2-3 of the first support plate double-hole support frame and the length of 5 rectangular plates 1-12-2-3 of the third support plate double-hole support frame are 900 mm, the width of 5 rectangular plates 1-10-2-3 of the first support plate double-hole support frame, the width of 5 rectangular plates 1-11-2-3 of the second support plate double-hole support frame and the width of 5 rectangular plates 1-12-2-3 of the third support plate double-hole support frame are 100 mm, the middle rectangular plate 1-10-2-3-1 of the 5 rectangular plates of the first support plate double-hole support frame, the symmetrical rectangular plates 1-10-2-3-2 of the 5 rectangular plates of the first support plate double-hole support frame and the 5 rectangular plates of the first support plate double-hole support frame One end of a rectangular plate 1-10-2-3-3 at the two symmetrical ends of the rectangular plate, a middle rectangular plate 1-11-2-3-1 of 5 rectangular plates of the second support plate double-hole support frame, one end of a rectangular plate 1-11-2-3-2 of 5 rectangular plates of the second support plate double-hole support frame, a middle rectangular plate 1-11-2-3-2 of 5 rectangular plates of the second support plate double-hole support frame, one end of a rectangular plate 1-11-2-3-3 at the two symmetrical ends of 5 rectangular plates of the third support plate double-hole support frame, a middle rectangular plate 1-12-2-3-1 of 5 rectangular plates of the third support plate double-hole support frame, a symmetrical rectangular plate 1-12-2-3-2 of 5 rectangular plates of the third support plate double-hole support frame, and one end of 1-12-2-3-3 of 5 rectangular plates of the two symmetrical ends of the third support plate double-hole support frame are respectively provided with a diameter of 20 mm, The hole depth is 100 mm, the middle rectangular plate hole 1-10-2-3-1-1 of the first support plate double-hole support frame 5 rectangular plate symmetrical rectangular plate hole 1-10-2-3-2-1 and the first support plate double-hole support frame 5 rectangular plate symmetrical two-end rectangular plate hole 1-10-2-3-3-1, the middle rectangular plate hole 1-11-2-3-1-1 of the second support plate double-hole support frame 5 rectangular plate, the symmetrical rectangular plate hole 1-11-2-3-2-1 of the second support plate double-hole support frame 5 rectangular plate symmetrical rectangular plate hole 1-11-2-3-1 and the second support plate double-hole support frame 5 rectangular plate symmetrical two-end rectangular plate hole 1-11-2-3-1 and the middle rectangular plate hole 1-11-2-3-1 of the third support plate double-hole support frame 5 rectangular plate The rectangular plate holes 1-12-2-3-1-1, the third support plate double-hole support frame 5 rectangular plates symmetrical to the rectangular plate holes 1-12-2-3-2-1 and the third support plate double-hole support frame 5 rectangular plates symmetrical to the rectangular plate holes 1-12-2-3-1 at both ends, the first support plate porous support strip 1-10-1, the second support plate porous support strip 1-11-1 and the third support plate porous support strip 1-12-1 are respectively provided with 5 through holes 1-10-1-3 of the first support plate porous support strip, 5 through holes 1-11-1-3 of the second support plate porous support strip and 5 through holes 1-12-1-3 of the third support plate porous support strip, wherein the diameter of the first support plate porous support strip is 20 mm, the hole depth of the second support plate porous support strip is 50 mm, the pitch of the middle through holes 1-10-1-3-1 of the 5 through holes of the porous support strip of the first support plate and the symmetrical through holes 1-10-1-3-2 of the 5 through holes of the porous support strip of the first support plate on two adjacent sides, the pitch of the middle through holes 1-11-1-3-1 of the 5 through holes of the porous support strip of the second support plate and the symmetrical through holes 1-11-1-3-2 of the 5 through holes of the porous support strip of the second support plate on two adjacent sides, the pitch of the middle through holes 1-12-1-3-1 of the 5 through holes of the porous support strip of the third support plate and the symmetrical through holes 1-12-1-3-2 of the 5 through holes of the porous support strip of the third support plate on two adjacent sides are 390 mm, and the middle through holes 1-10-1-3-3 of the The hole pitch of 5 through holes of the strip is 1-10-1-3-2, the hole pitch of 5 through holes of the second support plate is 1-11-1-3-3, the hole pitch of 5 through holes of the second support plate is 1-11-1-3-2, the hole pitch of 5 through holes of the third support plate is 360 mm, the hole pitch of 5 through holes of the third support plate is 1-12-1-3-3, the hole pitch of 5 through holes of the third support plate is 1-12-1-3-2, the hole pitch of the first support plate is 1-10-1, the first support plate is 1-10-2, the middle through holes of 5 through holes of the first support plate are 1-10-1-3-1, The first support plate porous support strip 5 through holes symmetrical through holes 1-10-1-3-2, the first support plate porous support strip 5 through holes symmetrical two ends through holes 1-10-1-3-3 and the first support plate double hole support frame 5 rectangular plate middle rectangular plate holes 1-10-2-3-1-1, the first support plate double hole support frame 5 rectangular plate symmetrical rectangular plate holes 1-10-2-3-2-1, the first support plate double hole support frame 5 rectangular plate symmetrical two ends rectangular plate holes 1-10-2-3-3-1 through M20 x 150 connection, the second support plate porous support strip 1-11-1 and the second support plate double hole support frame 1-11-2 are composed of the second support plate porous support strip 5 through hole middle through holes 1-11-1-3-1, 5 through-hole symmetrical through holes 1-11-1-3-2 of the second support plate porous support strip, 5 through-hole symmetrical two-end through holes 1-11-1-3-3 of the second support plate porous support strip, 5 rectangular plate middle rectangular plate holes 1-11-2-3-1-1 of the second support plate double-hole support frame, 5 rectangular plate symmetrical rectangular plate holes 1-11-2-3-2-1 of the second support plate double-hole support frame, 5 rectangular plate symmetrical two-end rectangular plate holes 1-11-2-3-3-1 of the second support plate double-hole support frame, M20 x 150 connection, and the third support plate porous support strip 1-12-1 and the third support plate double-hole support frame 1-12-2 are formed by the third support plate porous support strip 5 through-hole middle through holes 1-12-1-3-1, The third support plate porous support strip comprises 5 through holes 1-12-1-3-2 symmetrically arranged through holes, 5 through holes 1-12-1-3-3 symmetrically arranged through holes at two ends of the third support plate porous support strip, 5 rectangular plate holes 1-12-2-3-1-1 in the middle of the third support plate double-hole support frame, 5 rectangular plate holes 1-12-2-3-2-1 symmetrically arranged rectangular plate holes 1-12-2-3-1 symmetrically arranged rectangular plate holes 1-2-3-1 symmetrically arranged through holes in two ends of the third support plate double-hole support frame, 5 rectangular plate holes 1-12-2-3-1 symmetrically arranged rectangular plate holes in two ends of the third support plate double-hole support frame, M20 x 150 is connected with the first support plate porous support strip outer side virtual hole 1-10-1-2, the first support plate porous support strip outer side virtual hole 1-10-1-3-3 hole pitch 1-3, The hole pitch of the outer virtual line holes 1-11-1-2 of the porous support bar of the second support plate and the 5 through holes of the porous support bar of the second support plate is 130 mm, the hole pitch of the outer virtual line holes 1-11-1-3-3 of the porous support bar of the third support plate and the symmetrical through holes 1-12-1-3-3 of the outer virtual line holes 1-12-1-2 of the porous support bar of the third support plate and the 5 through holes of the porous support bar of the third support plate is 130 mm, the vertical distance between the top end of the first support plate 1-10 and the rectangular plates 1-10-2-3-3 of the two symmetrical ends of the 5 rectangular plates of the double-hole support frame of the first support plate, the vertical distance between the top end of the second support plate 1-11 and the rectangular plates 1-11-2-3-3 of the two symmetrical ends of the 5 rectangular plates of the double-hole support frame of the second support plate and the top end of the 1-12 of the rectangular plates of the third support plate and the double-hole support frame of the third support plate are symmetrical ends of the 5 rectangular plates The vertical distance between the rectangular plates 1-12-2-3-3 at the two ends is 150 mm, the length of the first supporting plate 1-10, the length of the second supporting plate 1-11 and the third supporting plate 1-12 are 1900 m, the thickness of the second supporting plate 1-11 is 140 mm, the width of the second supporting plate 1-11 is 900 mm, the width of the first supporting plate 1-10 and the third supporting plate 1-12 is 1100 mm, the width of the porous supporting strip 1-10-1 of the first supporting plate and the double-hole supporting frame 1-10-2 at the two symmetrical sides, the width of the porous supporting strip 1-11-1 of the second supporting plate and the double-hole supporting frame 1-11-2 at the second supporting plate and the width of the porous supporting strip 1-12-1 of the third supporting plate and the double-hole supporting frame 1-12-2 at the third supporting plate are 100 mm, a first support short shaft 1-1-1 is respectively inserted into a third support plate porous support strip outer virtual line hole 1-12-1-2 and a third support plate double-hole support frame outer virtual line hole 1-12-2-2 at one end of a third support plate 1-12, a third support plate porous support strip short shaft 1-12-1-1 and a third support plate double-hole support frame short shaft 1-12-2-1 at the end are respectively inserted into two ends of a first roller 1-5, a third support plate porous support strip outer virtual line hole 1-12-1-2 and a third support plate double-hole support frame outer virtual line hole 1-12-2-2 at the other end of the third support plate 1-12 are respectively inserted into a second support short shaft 1-2-1, the short shaft 1-12-1-1 of the porous support bar of the third support plate and the short shaft 1-12-2-1 of the double-hole support frame of the third support plate at the end are respectively inserted into the outer virtual wire hole 1-11-1-2 of the porous support bar of the second support plate and the outer virtual wire hole 1-11-2-2 of the double-hole support frame of the second support plate at one end of the second support plate 1-11, the short shaft 1-11-1-1 of the porous support bar of the second support plate and the short shaft 1-11-2-1 of the double-hole support frame of the second support plate at the end are respectively inserted into the two ends of the second roller 1-6, the outer virtual wire hole 1-11-1-2 of the porous support bar of the second support plate at the other end of the second support plate 1-11 and the outer virtual wire hole 1-11-2-2-2 of the double-hole support frame of the second support plate are respectively inserted into the short shaft hole 1-11-1-1-2 of the porous support bar of the first support plate 1-10-1-1 and a first support plate double-hole support frame short shaft 1-10-2-1, the second support plate multi-hole support frame short shaft 1-11-1-1 and the second support plate double-hole support frame short shaft 1-11-2-1 are respectively inserted into two ends of a third roller 1-7, a third support short shaft 1-3-1 is respectively inserted into an outer side virtual wire hole 1-10-1-2 of the first support plate multi-hole support frame and an outer side virtual wire hole 1-10-2-2 of the first support plate double-hole support frame, a fourth support short shaft 1-4-1 is respectively inserted into an outer side virtual wire hole 1-10-1-2 of the first support plate multi-hole support frame and an outer side virtual wire hole 1-10-2-2 of the first support plate double-hole support frame at the other end of the first support plate 1-10, the short shaft 1-10-1-1 of the porous support strip of the first support plate at the end and the short shaft 1-10-2-1 of the double-hole support frame of the first support plate are respectively inserted into two ends of a fourth roller 1-8, the first roller 1-5, the second roller 1-6, the third roller 1-7 and the fourth roller 1-8 are wrapped with a chloroprene rubber first conveyor belt 1-9 with the length of 10.85 m, the width of 0.80 m and the thickness of 0.010 m, a stainless steel 07Cr17Ni7Al positioning block 2 is of a cuboid structure, the length of the positioning block 2 is 200 mm, the width of 70 mm and the height of 100 mm, the center of the positioning block hole 2-1 is positioned at the intersection of the width and the height center at one end of the positioning block 2, the diameter of the positioning block is 20 mm and the depth of 80mm, the positioning block 2 is welded and installed on the inner top 10 of a compartment of an ambulance, the positioning block hole 2-1 end on the positioning block 2 is perpendicular to an entry and exit door 5 of the ambulance at a distance of 300 mm, one side of a positioning block 2 is 650 mm away from the side face 7 of the ambulance steering wheel perpendicularly, the other side of the positioning block 2 is 1350 mm away from the side face 9 opposite to the side face of the ambulance steering wheel perpendicularly, a positioning bolt 3 is arranged in a positioning block hole 2-1, the positioning bolt 3 is in threaded connection with the positioning block hole 2-1, the adjustable distance of the positioning bolt 3 is 0-80 mm, the bottoms of two third supports 1-3 and the bottoms of two fourth supports 1-4 on a folding type motor vehicle stretcher conveying device 1 are connected and arranged on the floor 8 of an ambulance compartment by M20 & lt 100 & gt bolts, the vertical distance of the bottoms of the two third supports 1-3 and an inlet and outlet door 5 of the ambulance stretcher is 800 mm, the vertical distance of the bottoms of the two fourth supports 1-4 and the inlet and outlet door 5 of the ambulance stretcher is 2550 mm, the vertical distance of the outer side of one third support 1-3 and the outer side of one fourth support 1-4 and the side face 7 of the ambulance steering wheel is 20 mm, the vertical distance between the outer side of the other third support 1-3 and the outer side of the other fourth support 1-4 and the opposite side surface 9 of the side surface of the ambulance steering wheel is 640 mm, the stainless steel 07Cr17Ni7Al motor support 12 is a cuboid structure with the transverse length of 500 mm, the longitudinal width of 400 mm and the thickness of 50 mm, four motor support holes 12-1 with the transverse hole distance of 300 mm, the longitudinal hole distance of 200 mm, the diameter of 10 mm and the hole depth of 20 mm are distributed on the motor support 12, the motor support 12 is welded and installed on the floor 8 of the ambulance carriage under the first support plates 1-10, the vertical distance between one longitudinal end of the motor support 12 and the side surface 7 of the ambulance steering wheel is 320 mm, the motor bottom installation hole 11-1 and the four motor support holes 12-1 on the motor 11 are installed by adopting M10 x 40 bolts, the vertical distance between the end of the motor output shaft 11-2 and the side surface 7 of the ambulance steering wheel is 255 mm, the vertical distance between the center of the fourth roller 1-8 and the center of the output shaft 11-2 of the motor is 450 mm, one end of the fourth roller 1-8, which is close to the side 7 of the ambulance steering wheel, is welded with the first belt wheel 13, the end of the output shaft 11-2 of the motor is welded with the second belt wheel 14, the first belt wheel 13 and the second belt wheel 14 are connected by adopting a chloroprene rubber second conveyor belt 15, the second conveyor belt 15 has the length of 1200 mm, the width of 20 mm and the thickness of 6 mm, when the second support plate 1-11 and the third support plate 1-12 are folded, a second roller 1-6 is lapped with a positioning bolt 3 on a positioning block 2, and a first support short shaft 1-1-1, a second support short shaft 1-2-1, a third support short shaft 1-3-1 and a fourth support short shaft 1-4-1 are respectively inserted into a pin; the short shaft 1-10-1-1 of the porous support bar of the first support plate, the short shaft 1-10-2-1 of the double-hole support frame of the first support plate, the short shaft 1-12-1-1 of the porous support bar of the third support plate and the short shaft 1-12-2-1 of the double-hole support frame of the third support plate are respectively inserted into a pin.

2. The utility model discloses install foldable motor vehicle stretcher conveyer's ambulance application method includes following step in proper order:

opening an ambulance stretcher access door 5;

secondly, placing the first support 1-1 and the second support 1-2 on the horizontal ground outside the stretcher access door 5 of the ambulance, and unfolding the folded second support plate 1-11 and the folded third support plate 1-12;

thirdly, the medical staff places the stretcher for loading the sick and wounded on the first chloroprene rubber conveyor belt 1-9 above the second supporting plate 1-11 and the third supporting plate 1-12;

fourthly, the motor 11 is connected with a 380V ambulance built-in power supply 6; turning on a switch of the motor 11, wherein the rotating speed of the motor 11 is 2890 r/min;

after a stretcher carrying the sick and wounded arrives at the position of a first supporting plate 1-10 in a compartment of the ambulance along with a first chloroprene rubber conveying belt 1-9, a motor 11 is closed, a second supporting plate 1-11 and a third supporting plate 1-12 below the first chloroprene rubber conveying belt 1-9 are folded, a second roller 1-6 is lapped with a positioning bolt 3 on a positioning block hole 2-1, and an ambulance stretcher access door 5 is closed;

sixthly, starting the ambulance, adjusting the positioning bolts 3 on the positioning block holes 2-1 within the range of 0-80 mm in order to prevent the second rollers 1-6 from colliding and opening the stretcher access door 5 of the ambulance during the driving process of the ambulance, starting the ambulance and stopping the ambulance after reaching the destination, and repeating the steps of the first step and the second step;

seventhly, the motor 11 is switched on to a 380V ambulance built-in power supply 6; turning on a switch of the motor 11, wherein the rotating speed of the motor 11 is 2890 r/min;

eighthly, after the stretcher carrying the sick and wounded is rotated out of the ambulance compartment along with the first chloroprene rubber conveyor belt 1-9 and reaches the positions of the second supporting plate 1-11 and the third supporting plate 1-12, the motor 11 is closed, and the medical staff moves the stretcher carrying the sick and wounded to a stretcher vehicle;

ninthly, folding the second supporting plates 1-11 and the third supporting plates 1-12 below the first chloroprene rubber conveying belt 1-9, overlapping the second rollers 1-6 with the positioning bolts 3 on the positioning block holes 2-1, and closing the stretcher access door 5 of the ambulance.

Example 2

1. Source of mounting components

first roller 1-5, second roller 1-6, third roller 1-7, fourth roller 1-8: the same as example 1;

first conveyor belt 1-9: a commercially available product;

and (3) positioning block 2: the same as example 1;

positioning bolt 3: the same as example 1;

the motor 11: the same as example 1;

the motor bracket 12: the same as example 1;

first pulley 13, second pulley 14: the same as example 1;

second conveyor belt 15: a commercially available product;

pin: the same as in example 1.

As shown in fig. 1 to 19, an ambulance equipped with a foldable motor vehicle stretcher transfer device comprises an ambulance stretcher entry and exit door 5, an ambulance compartment ceiling 10, an ambulance steering wheel 4, an ambulance steering wheel side 7, an ambulance steering wheel side opposite side 9, an ambulance compartment floor 8, an ambulance built-in power supply 6, an ambulance stretcher entry and exit door 5 located at the rear side of the ambulance compartment, the ambulance compartment floor 8 being 2900 mm long, 2000 mm wide and 10 mm thick, the foldable motor vehicle stretcher transfer device having a first support plate 1-10 and a second support plate 1-11, a second support plate 1-11 and a third support plate 1-12 which are foldable, each of two stainless steel 40Cr first support 1-1, second support 1-2, third support 1-3 and fourth support 1-4 having the same structure, the outer side of each support is a convex structure with a semicircular upper end, a short shaft is arranged above a convex edge of the convex structure at the inner side, the center of each short shaft is positioned at the center of the semicircular upper end of the convex structure at the inner side of the support, the semicircular diameters of the upper ends of the convex structures of the first support 1-1, the second support 1-2, the third support 1-3 and the fourth support 1-4 are 140 mm, the center of the short shaft of the first support 1-1-1 is 130 mm away from the bottom, the center of the short shaft of the second support 1-2-1, the center of the short shaft of the third support 1-3-1 and the center of the short shaft of the fourth support 1-4 are 400 mm away from the bottom of the second support 1-2, the third support 1-3 and the fourth support 1-4 respectively, and straight convex surfaces are arranged along the centers of the first support 1-1, the second support 1-2, the third support 1-3 and the fourth support 1-4 symmetrically A first bracket longitudinal through hole 1-1-2 with the diameter of 20 mm and the pitch 290 mm, a second bracket longitudinal through hole 1-2-2, a third bracket longitudinal through hole 1-3-2 and a fourth bracket longitudinal through hole 1-4-2, the depth of the first support longitudinal through hole is 70 mm, the depth of the second support longitudinal through hole is 1-1-2-2, the depth of the third support longitudinal through hole is 1-3-2, the depth of the fourth support longitudinal through hole is 1-4-2 is 20 mm, the bottom side of the first support 1-1, the bottom side of the second support 1-2, the bottom side of the third support 1-3 and the bottom side of the fourth support 1-4 are 440 mm and the bottom side of the fourth support 1-4 are 120 mm, the height of the first support 1-1 is 200 mm, and the height of the second support 1-2, the height of the third support 1-3 and the height of the fourth support 1-4 are 470 mm; the stainless steel 09Mn first support plate 1-10, the second support plate 1-11 and the third support plate 1-12 have the same structure, the first support plate 1-10, the second support plate 1-11 and the third support plate 1-12 are respectively composed of a first support plate porous support strip 1-10-1 and a first support plate double-hole support frame 1-10-2, a second support plate porous support strip 1-11-1 and a second support plate double-hole support frame 1-11-2, a third support plate porous support strip 1-12-1 and a third support plate double-hole support frame 1-12-2, the first support plate porous support strip 1-10-1 and the first support plate double-hole support frame 1-10-2 are symmetrical at the inner sides of two ends, and the second support plate support strip 1-11-1 and the second support plate double-hole support frame 1-11-2 are symmetrical The inner sides of two ends and the inner sides of two symmetrical ends of the porous support bars 1-12-1 of the third support plate and the double-hole support frame 1-12-2 of the third support plate are respectively provided with a first support plate porous support bar short shaft 1-10-1-1, a first support plate double-hole support frame short shaft 1-10-2-1, a second support plate porous support bar short shaft 1-11-1-1, a second support plate double-hole support frame short shaft 1-11-2-1, a third support plate porous support bar short shaft 1-12-1-1 and a third support plate double-hole support frame short shaft 1-12-2-1 in an opposite direction, the diameters of the short shafts are 40 mm, the lengths of the short shafts are 75 mm, the center of the first support plate porous support bar short shaft 1-10-1-1 and the center of the first support plate double-hole support frame short shaft 1-10-2-1 are separated from the center of the first support plate porous support bar short shaft The distance between the top ends of the support plates 1-10, the distance between the center of the short shaft of the porous support bar of the second support plate 1-11-1-1 and the short shaft of the double-hole support frame of the second support plate 1-11-2-1 and the center of the short shaft of the porous support bar of the second support plate 1-11 and the distance between the center of the short shaft of the porous support bar of the third support plate 1-12-1 and the distance between the top ends of the third support plate 1-12 are respectively 70 mm, the outer sides of the first support plate 1-10, the outer sides of the second support plate 1-11 and the outer sides of the third support plate 1-12 are closed structures consisting of semicircular shapes at two ends and parallel straight lines, the outer sides of the porous support bar of the first support plate 1-10-1 and the outer sides of the double-hole support frame of the first support plate 1-10-2, The outer side of the porous support strip 1-11-1 of the second support plate, the outer side of the porous support frame 1-11-2 of the second support plate, the outer side of the porous support frame 1-12-1 of the third support plate and the outer side of the porous support frame 1-12-2 of the third support plate and the outer side of the porous support frame 1-12-1 of the third support plate are respectively provided with a first support plate porous support strip short shaft 1-10-1-1, a first support plate porous support strip short shaft 1-10-2-1, a second support plate porous support strip short shaft 1-11-1-1, a second support plate porous support frame short shaft 1-11-2-1, a third support plate porous support strip short shaft 1-12-1-1 concentric with the third support plate porous support frame short shaft 1-12-2-1 The outer side virtual line hole 1-10-2-2, the outer side virtual line hole 1-11-1-2 of the second support plate porous support strip, the outer side virtual line hole 1-11-2-2 of the second support plate double-hole support frame, the outer side virtual line hole 1-12-1-2 of the third support plate porous support strip and the outer side virtual line hole 1-12-2-2 of the third support plate double-hole support frame are respectively arranged, the diameter of the outer side virtual line hole is 40 mm, and the hole depth is 75 mm; the inner sides of the first support plate double-hole support frame 1-10-2, the second support plate double-hole support frame 1-11-2 and the third support plate double-hole support frame 1-12-2 are respectively and parallelly distributed with a first support plate double-hole support frame 5 rectangular plates 1-10-2-3, a second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and a third support plate double-hole support frame 5 rectangular plates 1-12-2-3 which have the same thickness as the first support plate 1-10, the second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and the third support plate double-hole support frame 5 rectangular plates 1-12-2-3, the first support plate double-hole support frame 5 rectangular plates 1-10-2-3, the second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and the third support plate double-hole support frame 5 rectangular plates 1-12-2-3 respectively and the first support plate double-hole support frame 5 rectangular plates 1-12-2-3 The outer sides of the supporting plates 1-10 double-hole supporting frames, the outer sides of the second supporting plates 1-11 double-hole supporting frames and the outer sides of the third supporting plates 1-12 double-hole supporting frames are vertical, the vertical distance between the middle rectangular plate 1-10-2-3-1 of the first supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1-10-2-3-2 of the first supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides, the vertical distance between the middle rectangular plate 1-11-2-3-1 of the second supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1-11-2-3-2 of the second supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides, and the vertical distance between the middle rectangular plate 1-12-2-3-1 of the third supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1 of the third supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides The vertical distance of-12-2-3-2 is 290 mm respectively, the vertical distance of the symmetrical two-end rectangular plate 1-10-2-3-3 of the 5 rectangular plates of the first support plate double-hole support frame and the symmetrical rectangular plate 1-10-2-3-2 of the 5 rectangular plates of the adjacent first support plate double-hole support frame, the vertical distance of the symmetrical two-end rectangular plate 1-11-2-3-3 of the 5 rectangular plates of the second support plate double-hole support frame and the symmetrical rectangular plate 1-11-2-3-2 of the 5 rectangular plates of the adjacent second support plate double-hole support frame, and the vertical distance of the symmetrical two-end rectangular plate 1-12-2-3-3 of the 5 rectangular plates of the third support plate double-hole support frame and the symmetrical rectangular plate 1-12-2-3-2 of the 5 rectangular plates of the adjacent third support plate double-hole support frame are 260 mm, the length of 5 rectangular plates 1-11-2-3 of the second support plate double-hole support frame is 700 mm, the length of 5 rectangular plates 1-11-2-3 of the first support plate double-hole support frame and the length of 5 rectangular plates 1-12-2-3 of the third support plate double-hole support frame are 900 mm, the width of 5 rectangular plates 1-10-2-3 of the first support plate double-hole support frame, the width of 5 rectangular plates 1-11-2-3 of the second support plate double-hole support frame and the width of 5 rectangular plates 1-12-2-3 of the third support plate double-hole support frame are 100 mm, the middle rectangular plate 1-10-2-3-1 of the 5 rectangular plates of the first support plate double-hole support frame, the symmetrical rectangular plates 1-10-2-3-2 of the 5 rectangular plates of the first support plate double-hole support frame and the 5 rectangular plates of the first support plate double-hole support frame One end of a rectangular plate 1-10-2-3-3 at two symmetrical ends of the plate, a middle rectangular plate 1-11-2-3-1 of 5 rectangular plates of the double-hole support frame of the second support plate, one end of a rectangular plate 1-11-2-3-2 of two symmetrical ends of the rectangular plate 1-11-2-3-3 of 5 rectangular plates of the double-hole support frame of the third support plate, a middle rectangular plate 1-12-2-3-1 of 5 rectangular plates of the double-hole support frame of the third support plate, one end of a rectangular plate 1-12-2-3-3 of two symmetrical ends of the rectangular plate 5 rectangular plates of the double-hole support frame of the third support plate, and the diameter of the rectangular plate 1-12-2-3-3 of the double-hole support frame of the third support plate, The hole depth is 100 mm in the middle rectangular plate hole 1-10-2-3-1-1 of 5 rectangular plates of the first support plate double-hole support frame, the symmetrical rectangular plate holes 1-10-2-3-2-1 of 5 rectangular plates of the first support plate double-hole support frame and the symmetrical rectangular plate holes 1-10-2-3-3-1 of 5 rectangular plates of the first support plate double-hole support frame, the middle rectangular plate hole 1-11-2-3-1-1 of 5 rectangular plates of the second support plate double-hole support frame, the symmetrical rectangular plate holes 1-11-2-3-2-1 of 5 rectangular plates of the second support plate double-hole support frame and the symmetrical rectangular plate holes 1-11-2-3-1 of 5 rectangular plates of the third support plate double-hole support frame The middle rectangular plate hole 1-12-2-3-1-1, the third support plate double-hole support frame 5 rectangular plate symmetrical rectangular plate hole 1-12-2-3-2-1 and the third support plate double-hole support frame 5 rectangular plate symmetrical two-end rectangular plate hole 1-12-2-3-1, the first support plate porous support strip 1-10-1, the second support plate porous support strip 1-11-1 and the third support plate porous support strip 1-12-1 are respectively provided with a first support plate porous support strip 5 through holes 1-10-1-3, a second support plate porous support strip 5 through holes 1-11-1-3 and a third support plate porous support strip 5 through holes 1-12-1-3 with the diameter of 20 mm and the hole depth of 50 mm, the pitch of the middle through holes 1-10-1-3-1 of the 5 through holes of the porous support strip of the first support plate and the symmetrical through holes 1-10-1-3-2 of the 5 through holes of the porous support strip of the first support plate on two adjacent sides, the pitch of the middle through holes 1-11-1-3-1 of the 5 through holes of the porous support strip of the second support plate and the symmetrical through holes 1-11-1-3-2 of the 5 through holes of the porous support strip of the second support plate on two adjacent sides, the pitch of the middle through holes 1-12-1-3-1 of the 5 through holes of the porous support strip of the third support plate and the symmetrical through holes 1-12-1-3-2 of the 5 through holes of the porous support strip of the third support plate on two adjacent sides are 390 mm, and the middle through holes 1-10-1-3-3 of the 5 through holes of the porous support strip of the first support plate and the symmetrical through holes of the two end and the adjacent first support plate The hole pitch of 5 through holes of the strip is 1-10-1-3-2, the hole pitch of 5 through holes of the second support plate is 1-11-1-3-3, the hole pitch of 5 through holes of the second support plate is 1-11-1-3-2, the hole pitch of 5 through holes of the third support plate is 360 mm, the hole pitch of 5 through holes of the third support plate is 1-12-1-3-3, the hole pitch of 5 through holes of the third support plate is 1-12-1-3-2, the hole pitch of the first support plate is 1-10-1, the first support plate is 1-10-2, the middle through holes of 5 through holes of the first support plate are 1-10-1-3-1, The first support plate porous support strip 5 through holes symmetrical through holes 1-10-1-3-2, the first support plate porous support strip 5 through holes symmetrical two ends through holes 1-10-1-3-3 and the first support plate double hole support frame 5 rectangular plate middle rectangular plate holes 1-10-2-3-1-1, the first support plate double hole support frame 5 rectangular plate symmetrical rectangular plate holes 1-10-2-3-2-1, the first support plate double hole support frame 5 rectangular plate symmetrical two ends rectangular plate holes 1-10-2-3-3-1 through M20 x 150 connection, the second support plate porous support strip 1-11-1 and the second support plate double hole support frame 1-11-2 are composed of the second support plate porous support strip 5 through hole middle through holes 1-11-1-3-1, 5 through-hole symmetrical through holes 1-11-1-3-2 of the second support plate porous support strip, 5 through-hole symmetrical two-end through holes 1-11-1-3-3 of the second support plate porous support strip, 5 rectangular plate middle rectangular plate holes 1-11-2-3-1-1 of the second support plate double-hole support frame, 5 rectangular plate symmetrical rectangular plate holes 1-11-2-3-2-1 of the second support plate double-hole support frame, 5 rectangular plate symmetrical two-end rectangular plate holes 1-11-2-3-3-1 of the second support plate double-hole support frame, M20 x 150 connection, and the third support plate porous support strip 1-12-1 and the third support plate double-hole support frame 1-12-2 are formed by the third support plate porous support strip 5 through-hole middle through holes 1-12-1-3-1, The third support plate porous support strip comprises 5 through holes 1-12-1-3-2 symmetrically arranged through holes, 5 through holes 1-12-1-3-3 symmetrically arranged through holes at two ends of the third support plate porous support strip, 5 rectangular plate holes 1-12-2-3-1-1 in the middle of the third support plate double-hole support frame, 5 rectangular plate holes 1-12-2-3-2-1 symmetrically arranged rectangular plate holes 1-12-2-3-1 symmetrically arranged rectangular plate holes 1-2-3-1 symmetrically arranged through holes in two ends of the third support plate double-hole support frame, 5 rectangular plate holes 1-12-2-3-1 symmetrically arranged rectangular plate holes in two ends of the third support plate double-hole support frame, M20 x 150 is connected with the first support plate porous support strip outer side virtual hole 1-10-1-2, the first support plate porous support strip outer side virtual hole 1-10-1-3-3 hole pitch 1-3, The hole pitch of the outer virtual line holes 1-11-1-2 of the porous support bar of the second support plate and the 5 through holes of the porous support bar of the second support plate is 130 mm, the hole pitch of the outer virtual line holes 1-11-1-3-3 of the porous support bar of the third support plate and the symmetrical through holes 1-12-1-3-3 of the outer virtual line holes 1-12-1-2 of the porous support bar of the third support plate and the 5 through holes of the porous support bar of the third support plate is 130 mm, the vertical distance between the top end of the first support plate 1-10 and the rectangular plates 1-10-2-3-3 of the two symmetrical ends of the 5 rectangular plates of the double-hole support frame of the first support plate, the vertical distance between the top end of the second support plate 1-11 and the rectangular plates 1-11-2-3-3 of the two symmetrical ends of the 5 rectangular plates of the double-hole support frame of the second support plate and the top end of the 1-12 of the rectangular plates of the third support plate and the double-hole support frame of the third support plate are symmetrical ends of the 5 rectangular plates The vertical distance between the rectangular plates 1-12-2-3-3 at the two ends is 150 mm, the length of the first supporting plate 1-10, the length of the second supporting plate 1-11 and the third supporting plate 1-12 are 1900 m, the thickness of the second supporting plate 1-11 is 140 mm, the width of the second supporting plate 1-11 is 900 mm, the width of the first supporting plate 1-10 and the third supporting plate 1-12 is 1100 mm, the width of the porous supporting strip 1-10-1 of the first supporting plate and the double-hole supporting frame 1-10-2 at the two symmetrical sides, the width of the porous supporting strip 1-11-1 of the second supporting plate and the double-hole supporting frame 1-11-2 at the second supporting plate and the width of the porous supporting strip 1-12-1 of the third supporting plate and the double-hole supporting frame 1-12-2 at the third supporting plate are 100 mm, a first support short shaft 1-1-1 is respectively inserted into a third support plate porous support strip outer virtual line hole 1-12-1-2 and a third support plate double-hole support frame outer virtual line hole 1-12-2-2 at one end of a third support plate 1-12, a third support plate porous support strip short shaft 1-12-1-1 and a third support plate double-hole support frame short shaft 1-12-2-1 at the end are respectively inserted into two ends of a first roller 1-5, a third support plate porous support strip outer virtual line hole 1-12-1-2 and a third support plate double-hole support frame outer virtual line hole 1-12-2-2 at the other end of the third support plate 1-12 are respectively inserted into a second support short shaft 1-2-1, the short shaft 1-12-1-1 of the porous support bar of the third support plate and the short shaft 1-12-2-1 of the double-hole support frame of the third support plate at the end are respectively inserted into the outer virtual wire hole 1-11-1-2 of the porous support bar of the second support plate and the outer virtual wire hole 1-11-2-2 of the double-hole support frame of the second support plate at one end of the second support plate 1-11, the short shaft 1-11-1-1 of the porous support bar of the second support plate and the short shaft 1-11-2-1 of the double-hole support frame of the second support plate at the end are respectively inserted into the two ends of the second roller 1-6, the outer virtual wire hole 1-11-1-2 of the porous support bar of the second support plate at the other end of the second support plate 1-11 and the outer virtual wire hole 1-11-2-2-2 of the double-hole support frame of the second support plate are respectively inserted into the short shaft hole 1-11-1-1-2 of the porous support bar of the first support plate 1-10-1-1 and a first support plate double-hole support frame short shaft 1-10-2-1, the second support plate multi-hole support frame short shaft 1-11-1-1 and the second support plate double-hole support frame short shaft 1-11-2-1 are respectively inserted into two ends of a third roller 1-7, a third support short shaft 1-3-1 is respectively inserted into an outer side virtual wire hole 1-10-1-2 of the first support plate multi-hole support frame and an outer side virtual wire hole 1-10-2-2 of the first support plate double-hole support frame, a fourth support short shaft 1-4-1 is respectively inserted into an outer side virtual wire hole 1-10-1-2 of the first support plate multi-hole support frame and an outer side virtual wire hole 1-10-2-2 of the first support plate double-hole support frame at the other end of the first support plate 1-10, the short shaft 1-10-1-1 of the porous support bar of the first support plate at the end and the short shaft 1-10-2-1 of the double-hole support frame of the first support plate are respectively inserted into two ends of a fourth roller 1-8, a nylon first conveyor belt 1-9 with the length of 10.98 m, the width of 0.85 m and the thickness of 0.011 m is wrapped outside the first roller 1-5, the second roller 1-6, the third roller 1-7 and the fourth roller 1-8, a stainless steel 07Cr17Ni7Al positioning block 2 is of a cuboid structure, the length of the positioning block 2 is 200 mm, the width of 70 mm and the height of 100 mm, the center of the positioning block hole 2-1 is positioned at the intersection of the width and the height center at one end of the positioning block 2, the diameter of the positioning block is 20 mm and the depth of 80mm, the positioning block 2 is welded and installed on the top 10 in a compartment of an ambulance, the positioning block hole 2, one side of a positioning block 2 is 675 mm away from the side face 7 of the ambulance steering wheel vertically, the other side of the positioning block 2 is 1325 mm away from the side face 9 opposite to the side face of the ambulance steering wheel vertically, a positioning bolt 3 is arranged in a positioning block hole 2-1, the positioning bolt 3 is in threaded connection with the positioning block hole 2-1, the adjustable distance of the positioning bolt 3 is 0-80 mm, the bottoms of two third supports 1-3 and the bottoms of two fourth supports 1-4 on a folding type motor-driven carrier stretcher conveying device 1 are welded and arranged on the floor 8 of an ambulance compartment, the bottoms of the two third supports 1-3 are 850 mm away from the inlet and outlet door 5 of the ambulance stretcher, the bottoms of the two fourth supports 1-4 are 2600 mm away from the inlet and outlet door 5 of the ambulance stretcher, and the outer side of one third support 1-3 is 20 mm away from the side face 7 of the ambulance steering wheel vertically, the vertical distance between the outer side of the other third support 1-3 and the outer side of the other fourth support 1-4 and the opposite side surface 9 of the side surface of the ambulance steering wheel is 640 mm, the stainless steel 07Cr17Ni7Al motor support 12 is a cuboid structure with the transverse length of 500 mm, the longitudinal width of 400 mm and the thickness of 50 mm, four motor support holes 12-1 with the transverse hole distance of 300 mm, the longitudinal hole distance of 200 mm, the diameter of 10 mm and the hole depth of 20 mm are distributed on the motor support 12, the motor support 12 is welded and installed on the floor 8 of the ambulance carriage under the first support plates 1-10, the vertical distance between one longitudinal end of the motor support 12 and the side surface 7 of the ambulance steering wheel is 320 mm, the motor bottom installation hole 11-1 and the four motor support holes 12-1 on the motor 11 are installed by adopting M10 x 40 bolts, the vertical distance between the end of the motor output shaft 11-2 and the side surface 7 of the ambulance steering wheel is 255 mm, the vertical distance between the center of a fourth roller 1-8 and the center of a motor output shaft 11-2 is 470 mm, one end of the fourth roller 1-8, which is close to the side surface 7 of a steering wheel of an ambulance, is welded with a first belt wheel 13, the end of the motor output shaft 11-2 is welded with a second belt wheel 14, the first belt wheel 13 is connected with the second belt wheel 14 by adopting a nylon second conveyor belt 15, the length of the second conveyor belt 15 is 1250 mm, the width of the second conveyor belt is 25 mm, and the thickness of the second conveyor belt is 7 mm, when the second support plate 1-11 and the third support plate 1-12 are folded, the second roller 1-6 is lapped with a positioning bolt 3 on a positioning block 2, and pins are respectively inserted into a first support short shaft 1-1-1, a second support short shaft 1-2-1, a third support short shaft 1-3-1 and a fourth support short shaft 1-4-1; the short shaft 1-10-1-1 of the porous support bar of the first support plate, the short shaft 1-10-2-1 of the double-hole support frame of the first support plate, the short shaft 1-12-1-1 of the porous support bar of the third support plate and the short shaft 1-12-2-1 of the double-hole support frame of the third support plate are respectively inserted into a pin.

the same procedure as in example 1;

thirdly, the medical staff places the stretcher with the sick and wounded on the first nylon conveyor belt 1-9 above the second supporting plate 1-11 and the third supporting plate 1-12;

fourthly, the same as the embodiment 1;

after a stretcher carrying the sick and wounded arrives at the position of 1-10 of the first supporting plate in the compartment of the ambulance along with the first nylon conveying belt 1-9, the motor 11 is closed, the second supporting plate 1-11 and the third supporting plate 1-12 below the first nylon conveying belt 1-9 are folded, the second roller 1-6 is lapped with the positioning bolt 3 on the positioning block hole 2-1, and the inlet and outlet door 5 of the ambulance stretcher is closed;

seventhly, the same as the embodiment 1;

eighthly, turning off the motor 11 after the stretcher carrying the sick and wounded is rotated out of the ambulance compartment along with the nylon first conveyor belt 1-9 and reaches the positions of the second supporting plate 1-11 and the third supporting plate 1-12, and moving the stretcher carrying the sick and wounded to a stretcher vehicle by medical personnel;

ninthly, folding the second supporting plates 1-11 and the third supporting plates 1-12 below the first nylon conveying belts 1-9, overlapping the second rollers 1-6 with the positioning bolts 3 on the positioning block holes 2-1, and closing the ambulance stretcher access door 5.

Example 3

1. Source of mounting components

first stent 1-1, third stent 1-3: the same as example 1;

a second bracket 1-2 and a fourth bracket 1-4: the same as example 2;

first conveyor belt 1-9: a commercially available product;

1-10 of the first support plate: same as example 1

Second support plate 1-11, third support plate 1-12: the same as example 2;

and (3) positioning block 2: the same as example 1;

positioning bolt 3: the same as example 1;

the motor 11: the same as example 1;

the motor bracket 12: the same as example 1;

first pulley 13, second pulley 14: the same as example 1;

second conveyor belt 15: the same as in example 1.

As shown in FIGS. 1 to 19, an ambulance equipped with a foldable motor vehicle stretcher transfer device comprises an ambulance stretcher entry and exit door 5, an ambulance compartment ceiling 10, an ambulance steering wheel 4, an ambulance steering wheel side 7, an ambulance steering wheel side opposite side 9, an ambulance compartment floor 8, an ambulance built-in power supply 6, an ambulance stretcher entry and exit door 5 located at the rear side of the ambulance compartment, the ambulance compartment floor 8 being 2900 mm long, 2000 mm wide and 10 mm thick, the foldable motor vehicle stretcher transfer device having a structure in which each of two stainless steel 20CrMnTi first supports 1-1, a stainless steel 40Cr second support 1-2, a stainless steel 20CrMnTi third support 1-3 and a stainless steel 40Cr fourth support 1-4 are foldable between the first support 1-10 and the second support 1-11 and between the third support 1-12, the outer side of each support is a convex structure with a semicircular upper end, a short shaft is arranged above a convex edge of the convex structure at the inner side, the center of each short shaft is positioned at the center of the semicircular circle at the upper end of the convex structure at the inner side of the support, the semicircular diameters at the upper ends of the convex structures of the first support 1-1, the second support 1-2, the third support 1-3 and the fourth support 1-4 are 140 mm, the center of the short shaft of the first support 1-1-1 is 130 mm away from the bottom, the center of the short shaft of the second support 1-2-1, the center of the short shaft of the third support 1-3-1 and the center of the short shaft of the fourth support 1-4 are 400 mm away from the bottom of the second support 1-2, the third support 1-3 and the fourth support 1-4 respectively, and the convex surfaces with the diameters of 20 mm are longitudinally arranged along the centers of the two symmetrical edge surfaces of the first support 1-1, the second support 1-2, the third support 1-3 and the fourth support 1-4 A first bracket longitudinal through hole 1-1-2, a second bracket longitudinal through hole 1-2-2, a third bracket longitudinal through hole 1-3-2 and a fourth bracket longitudinal through hole 1-4-2 with the distance between the holes being 290 mm, the depth of the first support longitudinal through hole is 70 mm, the depth of the second support longitudinal through hole is 1-1-2-2, the depth of the third support longitudinal through hole is 1-3-2, the depth of the fourth support longitudinal through hole is 1-4-2 is 20 mm, the bottom side of the first support 1-1, the bottom side of the second support 1-2, the bottom side of the third support 1-3 and the bottom side of the fourth support 1-4 are 440 mm and the bottom side of the fourth support 1-4 are 120 mm, the height of the first support 1-1 is 200 mm, and the height of the second support 1-2, the height of the third support 1-3 and the height of the fourth support 1-4 are 470 mm; the first support plate 1-10, the second support plate 1-11 and the third support plate 1-12 of stainless steel 07Cr17Ni7Al have the same structure, the first support plate 1-10, the second support plate 1-11 and the third support plate 1-12 are respectively composed of a first support plate porous support strip 1-10-1 and a first support plate double-hole support frame 1-10-2, a second support plate porous support strip 1-11-1 and a second support plate double-hole support frame 1-11-2, a third support plate porous support strip 1-12-1 and a third support plate double-hole support frame 1-12-2, the first support plate porous support strip 1-10-1 and the first support plate double-hole support frame 1-10-2 are symmetrical at the inner sides of two ends, the second support plate porous support strip 1-11-1 and the second support plate double-hole support frame 1-11-2 symmetrical two-end inner sides and third support plate porous support strip 1-12-1 and third support plate double-hole support frame 1-12-2 symmetrical two-end inner sides are respectively provided with a first support plate porous support strip short shaft 1-10-1-1 and a first support plate double-hole support frame short shaft 1-10-2-1, a second support plate porous support strip short shaft 1-11-1-1 and a second support plate double-hole support frame short shaft 1-11-2-1, a third support plate porous support strip short shaft 1-12-1 and a third support plate double-hole support frame short shaft 1-12-2-1 in an opposite direction, the diameters of the short shafts are 40 mm, the lengths are 75 mm, the center of the first support plate porous support strip short shaft 1-10-1-1-1 and the first support plate double-hole support frame short shaft 1-10-2-1 center is 1-10 top distance from the first support plate, 1-11-1-1 center of the second support plate porous support bar minor axis and 1-11-2-1 center of the second support plate double-hole support frame minor axis are 1-11 top distance from the second support plate and 1-12-1-1 center of the third support plate porous support bar minor axis and 1-12-2-1 center of the third support plate double-hole support frame minor axis are 70 mm from the third support plate 1-12-2-1 top distance, the outside of the first support plate 1-10, the outside of the second support plate 1-11 and the outside of the third support plate 1-12 are closed structures composed of semicircular ends and parallel straight lines, the outside of the first support plate porous support bar 1-10-1 and the outside of the first support plate double-hole support frame 1-10-2, The outer side of the porous support strip 1-11-1 of the second support plate, the outer side of the porous support frame 1-11-2 of the second support plate, the outer side of the porous support frame 1-12-1 of the third support plate and the outer side of the porous support frame 1-12-2 of the third support plate and the outer side of the porous support frame 1-12-1 of the third support plate are respectively provided with a first support plate porous support strip short shaft 1-10-1-1, a first support plate porous support strip short shaft 1-10-2-1, a second support plate porous support strip short shaft 1-11-1-1, a second support plate porous support frame short shaft 1-11-2-1, a third support plate porous support strip short shaft 1-12-1-1 concentric with the third support plate porous support frame short shaft 1-12-2-1 The outer side virtual line hole 1-10-2-2, the outer side virtual line hole 1-11-1-2 of the second support plate porous support strip, the outer side virtual line hole 1-11-2-2 of the second support plate double-hole support frame, the outer side virtual line hole 1-12-1-2 of the third support plate porous support strip and the outer side virtual line hole 1-12-2-2 of the third support plate double-hole support frame are respectively arranged, the diameter of the outer side virtual line hole is 40 mm, and the hole depth is 75 mm; the inner sides of the first support plate double-hole support frame 1-10-2, the second support plate double-hole support frame 1-11-2 and the third support plate double-hole support frame 1-12-2 are respectively and parallelly distributed with a first support plate double-hole support frame 5 rectangular plates 1-10-2-3, a second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and a third support plate double-hole support frame 5 rectangular plates 1-12-2-3 which have the same thickness as the first support plate 1-10, the second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and the third support plate double-hole support frame 5 rectangular plates 1-12-2-3, the first support plate double-hole support frame 5 rectangular plates 1-10-2-3, the second support plate double-hole support frame 5 rectangular plates 1-11-2-3 and the third support plate double-hole support frame 5 rectangular plates 1-12-2-3 respectively and the first support plate double-hole support frame 5 rectangular plates 1-12-2-3 The outer sides of the supporting plates 1-10 double-hole supporting frames, the outer sides of the second supporting plates 1-11 double-hole supporting frames and the outer sides of the third supporting plates 1-12 double-hole supporting frames are vertical, the vertical distance between the middle rectangular plate 1-10-2-3-1 of the first supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1-10-2-3-2 of the first supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides, the vertical distance between the middle rectangular plate 1-11-2-3-1 of the second supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1-11-2-3-2 of the second supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides, and the vertical distance between the middle rectangular plate 1-12-2-3-1 of the third supporting plate double-hole supporting frame 5 rectangular plates and the symmetrical rectangular plate 1 of the third supporting plate double-hole supporting frame 5 rectangular plates on two adjacent sides The vertical distance of-12-2-3-2 is 290 mm respectively, the vertical distance of the symmetrical two-end rectangular plate 1-10-2-3-3 of the 5 rectangular plates of the first support plate double-hole support frame and the symmetrical rectangular plate 1-10-2-3-2 of the 5 rectangular plates of the adjacent first support plate double-hole support frame, the vertical distance of the symmetrical two-end rectangular plate 1-11-2-3-3 of the 5 rectangular plates of the second support plate double-hole support frame and the symmetrical rectangular plate 1-11-2-3-2 of the 5 rectangular plates of the adjacent second support plate double-hole support frame, and the vertical distance of the symmetrical two-end rectangular plate 1-12-2-3-3 of the 5 rectangular plates of the third support plate double-hole support frame and the symmetrical rectangular plate 1-12-2-3-2 of the 5 rectangular plates of the adjacent third support plate double-hole support frame are 260 mm, the length of 5 rectangular plates 1-11-2-3 of the second support plate double-hole support frame is 700 mm, the length of 5 rectangular plates 1-11-2-3 of the first support plate double-hole support frame and the length of 5 rectangular plates 1-12-2-3 of the third support plate double-hole support frame are 900 mm, the width of 5 rectangular plates 1-10-2-3 of the first support plate double-hole support frame, the width of 5 rectangular plates 1-11-2-3 of the second support plate double-hole support frame and the width of 5 rectangular plates 1-12-2-3 of the third support plate double-hole support frame are 100 mm, the middle rectangular plate 1-10-2-3-1 of the 5 rectangular plates of the first support plate double-hole support frame, the symmetrical rectangular plates 1-10-2-3-2 of the 5 rectangular plates of the first support plate double-hole support frame and the 5 rectangular plates of the first support plate double-hole support frame One end of a rectangular plate 1-10-2-3-3 at the symmetrical two ends of the shaped plate, a middle rectangular plate 1-11-2-3-1 of 5 rectangular plates of the double-hole supporting frame of the second supporting plate, one end of a rectangular plate 1-11-2-3-2 of the symmetrical two ends of the rectangular plate 5 of the double-hole supporting frame of the second supporting plate, one end of a rectangular plate 1-11-2-3-2 of the symmetrical two ends of the rectangular plate 5 of the double-hole supporting frame of the second supporting plate, a middle rectangular plate 1-12-2-3-1 of the rectangular plate 5 of the double-hole supporting frame of the third supporting plate, a symmetrical rectangular plate 1-12-2-3-2 of the rectangular plate 5 of the symmetrical two ends of the rectangular plate 1-12-2-3-3 of the double-hole supporting frame of the third supporting plate, a rectangular plate 1-12-2-3 of the symmetrical two ends of the rectangular plate and a rectangular plate 1-12-2-3 of the double-hole supporting frame of the third supporting plate, The hole depth is 100 mm in the middle rectangular plate hole 1-10-2-3-1-1 of 5 rectangular plates of the first support plate double-hole support frame, the symmetrical rectangular plate holes 1-10-2-3-2-1 of 5 rectangular plates of the first support plate double-hole support frame and the symmetrical rectangular plate holes 1-10-2-3-3-1 of 5 rectangular plates of the first support plate double-hole support frame, the middle rectangular plate hole 1-11-2-3-1-1 of 5 rectangular plates of the second support plate double-hole support frame, the symmetrical rectangular plate holes 1-11-2-3-2-1 of 5 rectangular plates of the second support plate double-hole support frame and the symmetrical rectangular plate holes 1-11-2-3-1 of 5 rectangular plates of the third support plate double-hole support frame The middle rectangular plate hole 1-12-2-3-1-1, the third support plate double-hole support frame 5 rectangular plate symmetrical rectangular plate hole 1-12-2-3-2-1 and the third support plate double-hole support frame 5 rectangular plate symmetrical two-end rectangular plate hole 1-12-2-3-1, the first support plate porous support strip 1-10-1, the second support plate porous support strip 1-11-1 and the third support plate porous support strip 1-12-1 are respectively provided with a first support plate porous support strip 5 through holes 1-10-1-3, a second support plate porous support strip 5 through holes 1-11-1-3 and a third support plate porous support strip 5 through holes 1-12-1-3 with the diameter of 20 mm and the hole depth of 50 mm, the pitch of the middle through holes 1-10-1-3-1 of the 5 through holes of the porous support strip of the first support plate and the symmetrical through holes 1-10-1-3-2 of the 5 through holes of the porous support strip of the first support plate on two adjacent sides, the pitch of the middle through holes 1-11-1-3-1 of the 5 through holes of the porous support strip of the second support plate and the symmetrical through holes 1-11-1-3-2 of the 5 through holes of the porous support strip of the second support plate on two adjacent sides, the pitch of the middle through holes 1-12-1-3-1 of the 5 through holes of the porous support strip of the third support plate and the symmetrical through holes 1-12-1-3-2 of the 5 through holes of the porous support strip of the third support plate on two adjacent sides are 390 mm, and the middle through holes 1-10-1-3-3 of the 5 through holes of the porous support strip of the first support plate and the symmetrical through holes of the two end and the adjacent first support plate The hole pitch of 5 through holes of the strip is 1-10-1-3-2, the hole pitch of 5 through holes of the second support plate is 1-11-1-3-3, the hole pitch of 5 through holes of the second support plate is 1-11-1-3-2, the hole pitch of 5 through holes of the third support plate is 360 mm, the hole pitch of 5 through holes of the third support plate is 1-12-1-3-3, the hole pitch of 5 through holes of the third support plate is 1-12-1-3-2, the hole pitch of the first support plate is 1-10-1, the first support plate is 1-10-2, the middle through holes of 5 through holes of the first support plate are 1-10-1-3-1, The first support plate porous support strip 5 through holes symmetrical through holes 1-10-1-3-2, the first support plate porous support strip 5 through holes symmetrical two ends through holes 1-10-1-3-3 and the first support plate double hole support frame 5 rectangular plate middle rectangular plate holes 1-10-2-3-1-1, the first support plate double hole support frame 5 rectangular plate symmetrical rectangular plate holes 1-10-2-3-2-1, the first support plate double hole support frame 5 rectangular plate symmetrical two ends rectangular plate holes 1-10-2-3-3-1 through M20 x 150 connection, the second support plate porous support strip 1-11-1 and the second support plate double hole support frame 1-11-2 are composed of the second support plate porous support strip 5 through hole middle through holes 1-11-1-3-1, 5 through-hole symmetrical through holes 1-11-1-3-2 of the second support plate porous support strip, 5 through-hole symmetrical two-end through holes 1-11-1-3-3 of the second support plate porous support strip, 5 rectangular plate middle rectangular plate holes 1-11-2-3-1-1 of the second support plate double-hole support frame, 5 rectangular plate symmetrical rectangular plate holes 1-11-2-3-2-1 of the second support plate double-hole support frame, 5 rectangular plate symmetrical two-end rectangular plate holes 1-11-2-3-3-1 of the second support plate double-hole support frame, M20 x 150 connection, and the third support plate porous support strip 1-12-1 and the third support plate double-hole support frame 1-12-2 are formed by the third support plate porous support strip 5 through-hole middle through holes 1-12-1-3-1, The third support plate porous support strip comprises 5 through holes 1-12-1-3-2 symmetrically arranged through holes, 5 through holes 1-12-1-3-3 symmetrically arranged through holes at two ends of the third support plate porous support strip, 5 rectangular plate holes 1-12-2-3-1-1 in the middle of the third support plate double-hole support frame, 5 rectangular plate holes 1-12-2-3-2-1 symmetrically arranged rectangular plate holes 1-12-2-3-1 symmetrically arranged rectangular plate holes 1-2-3-1 symmetrically arranged through holes in two ends of the third support plate double-hole support frame, 5 rectangular plate holes 1-12-2-3-1 symmetrically arranged rectangular plate holes in two ends of the third support plate double-hole support frame, M20 x 150 is connected with the first support plate porous support strip outer side virtual hole 1-10-1-2, the first support plate porous support strip outer side virtual hole 1-10-1-3-3 hole pitch 1-3, The hole pitch of the outer virtual line holes 1-11-1-2 of the porous support bar of the second support plate and the 5 through holes of the porous support bar of the second support plate is 130 mm, the hole pitch of the outer virtual line holes 1-11-1-3-3 of the porous support bar of the third support plate and the symmetrical through holes 1-12-1-3-3 of the outer virtual line holes 1-12-1-2 of the porous support bar of the third support plate and the 5 through holes of the porous support bar of the third support plate is 130 mm, the vertical distance between the top end of the first support plate 1-10 and the rectangular plates 1-10-2-3-3 of the two symmetrical ends of the 5 rectangular plates of the double-hole support frame of the first support plate, the vertical distance between the top end of the second support plate 1-11 and the rectangular plates 1-11-2-3-3 of the two symmetrical ends of the 5 rectangular plates of the double-hole support frame of the second support plate and the top end of the 1-12 of the rectangular plates of the third support plate and the double-hole support frame of the third support plate are symmetrical ends of the 5 rectangular plates The vertical distance between the rectangular plates 1-12-2-3-3 at the two ends is 150 mm, the length of the first supporting plate 1-10, the length of the second supporting plate 1-11 and the third supporting plate 1-12 are 1900 m, the thickness of the second supporting plate 1-11 is 140 mm, the width of the second supporting plate 1-11 is 900 mm, the width of the first supporting plate 1-10 and the third supporting plate 1-12 is 1100 mm, the width of the porous supporting strip 1-10-1 of the first supporting plate and the double-hole supporting frame 1-10-2 at the two symmetrical sides, the width of the porous supporting strip 1-11-1 of the second supporting plate and the double-hole supporting frame 1-11-2 at the second supporting plate and the width of the porous supporting strip 1-12-1 of the third supporting plate and the double-hole supporting frame 1-12-2 at the third supporting plate are 100 mm, a first support short shaft 1-1-1 is respectively inserted into a third support plate porous support strip outer virtual line hole 1-12-1-2 and a third support plate double-hole support frame outer virtual line hole 1-12-2-2 at one end of a third support plate 1-12, a third support plate porous support strip short shaft 1-12-1-1 and a third support plate double-hole support frame short shaft 1-12-2-1 at the end are respectively inserted into two ends of a first roller 1-5, a third support plate porous support strip outer virtual line hole 1-12-1-2 and a third support plate double-hole support frame outer virtual line hole 1-12-2-2 at the other end of the third support plate 1-12 are respectively inserted into a second support short shaft 1-2-1, the short shaft 1-12-1-1 of the porous support bar of the third support plate and the short shaft 1-12-2-1 of the double-hole support frame of the third support plate at the end are respectively inserted into the outer virtual wire hole 1-11-1-2 of the porous support bar of the second support plate and the outer virtual wire hole 1-11-2-2 of the double-hole support frame of the second support plate at one end of the second support plate 1-11, the short shaft 1-11-1-1 of the porous support bar of the second support plate and the short shaft 1-11-2-1 of the double-hole support frame of the second support plate at the end are respectively inserted into the two ends of the second roller 1-6, the outer virtual wire hole 1-11-1-2 of the porous support bar of the second support plate at the other end of the second support plate 1-11 and the outer virtual wire hole 1-11-2-2-2 of the double-hole support frame of the second support plate are respectively inserted into the short shaft hole 1-11-1-1-2 of the porous support bar of the first support plate 1-10-1-1 and a first support plate double-hole support frame short shaft 1-10-2-1, the second support plate multi-hole support frame short shaft 1-11-1-1 and the second support plate double-hole support frame short shaft 1-11-2-1 are respectively inserted into two ends of a third roller 1-7, a third support short shaft 1-3-1 is respectively inserted into an outer side virtual wire hole 1-10-1-2 of the first support plate multi-hole support frame and an outer side virtual wire hole 1-10-2-2 of the first support plate double-hole support frame, a fourth support short shaft 1-4-1 is respectively inserted into an outer side virtual wire hole 1-10-1-2 of the first support plate multi-hole support frame and an outer side virtual wire hole 1-10-2-2 of the first support plate double-hole support frame at the other end of the first support plate 1-10, the short shaft 1-10-1-1 of the porous support bar of the first support plate at the end and the short shaft 1-10-2-1 of the double-hole support frame of the first support plate are respectively inserted into two ends of a fourth roller 1-8, a canvas first conveyor belt 1-9 with the length of 11.10 meters, the width of 0.90 meter and the thickness of 0.012 meter is wrapped outside the first roller 1-5, the second roller 1-6, the third roller 1-7 and the fourth roller 1-8, a stainless steel 07Cr17Ni7Al positioning block 2 is of a cuboid structure, the length of the positioning block 2 is 200 millimeters, the width of 70 millimeters and the height of 100 millimeters, the center of the positioning block hole 2-1 is positioned at the intersection of the width and the height center at one end of the positioning block 2, the diameter of the positioning block is 20 millimeters and the depth of 80 millimeters, the positioning block 2 is welded and installed on the top 10 in a compartment of an ambulance, the positioning block hole 2-1 end on the positioning block 2 is 750 millimeters vertical to an entry and exit door 5 of the ambulance, 700 mm of vertical distance between one side of the positioning block 2 and the side face 7 of the ambulance steering wheel, 1300 mm of vertical distance between the other side of the positioning block 2 and the opposite side face 9 of the side face of the ambulance steering wheel, the positioning bolt 3 is arranged in the positioning block hole 2-1, the positioning bolt 3 is in threaded connection with the positioning block hole 2-1, the adjustable distance of the positioning bolt 3 is 0-80 mm, the bottoms of two third supports 1-3 on the folding type motor vehicle stretcher conveying device 1 are in M20 100 bolt connection, the bottoms of two fourth supports 1-4 are welded and arranged on the floor 8 of the ambulance carriage, the vertical distance between the bottoms of two third supports 1-3 and the inlet and outlet 5 of the ambulance stretcher is 900 mm, the vertical distance between the bottoms of two fourth supports 1-4 and the inlet and outlet 5 of the ambulance stretcher is 2650 mm, and the vertical distance between the outer side of one third support 1-3 and the outer side of one fourth support 1-4 and the side face 7 of the ambulance steering wheel is 20 mm The vertical distance between the outer side of another third bracket 1-3 and the outer side of another fourth bracket 1-4 and the opposite side surface 9 of the side surface of the ambulance steering wheel is 640 mm, the stainless steel 07Cr17Ni7Al motor bracket 12 is a cuboid structure with the transverse length of 500 mm, the longitudinal width of 400 mm and the thickness of 50 mm, four motor bracket holes 12-1 with the transverse hole distance of 300 mm, the longitudinal hole distance of 200 mm, the diameter of 10 mm and the hole depth of 20 mm are distributed on the motor bracket 12, the motor bracket 12 is welded and installed on the floor 8 of the ambulance carriage under the first supporting plate 1-10, the vertical distance between one longitudinal end of the motor bracket 12 and the side surface 7 of the ambulance steering wheel is 320 mm, the motor bottom installation hole 11-1 on the motor 11 and the four motor bracket holes 12-1 are installed by adopting M10 x 40 bolt connection, the vertical distance between the end 11-2 of the motor output shaft and the side surface 7 of the ambulance steering wheel is 255 mm, the vertical distance between the center of the fourth roller 1-8 and the center of the motor output shaft 11-2 is 490 mm, one end of the fourth roller 1-8, which is close to the side 7 of the ambulance steering wheel, is welded with the first belt wheel 13, the end of the motor output shaft 11-2 is welded with the second belt wheel 14, the first belt wheel 13 is connected with the second belt wheel 14 by adopting a chloroprene rubber second conveyor belt 15, the length of the second conveyor belt 15 is 1300 mm, the width of the second conveyor belt is 30 mm, and the thickness of the second conveyor belt is 8 mm, and when the second support plate 1-11 and the third support plate 1-12 are folded, the second roller 1-6 is lapped with the positioning bolt 3 on the positioning block 2.

the same procedure as in example 1;

thirdly, the medical staff places the stretcher for loading the sick and wounded on the canvas first conveyor belt 1-9 above the second supporting plate 1-11 and the third supporting plate 1-12;

fourthly, the same as the embodiment 1;

after a stretcher carrying sick and wounded arrives at the position of a first supporting plate 1-10 in a compartment of an ambulance along with a first canvas conveyor belt 1-9, closing a motor 11, folding a second supporting plate 1-11 and a third supporting plate 1-12 below the first canvas conveyor belt 1-9, overlapping a second roller 1-6 with a positioning bolt 3 on a positioning block hole 2-1, and closing an ambulance stretcher access door 5;

seventhly, the same as the embodiment 1;

eighthly, after the stretcher carrying the sick and wounded is rotated out of the ambulance compartment along with the canvas first conveyor belt 1-9 and reaches the positions of the second support plate 1-11 and the third support plate 1-12, the motor 11 is closed, and the medical staff moves the stretcher carrying the sick and wounded to the stretcher vehicle;

ninthly, folding the second supporting plates 1-11 and the third supporting plates 1-12 below the first canvas conveying belts 1-9, overlapping the second rollers 1-6 with the positioning bolts 3 on the positioning block holes 2-1, and closing the ambulance stretcher access door 5.

Description of the embodiments of the invention the first support plate 1-10, the second support plate 1-11 and the third support plate 1-12 of the ambulance for installing the folding motorized vehicle stretcher transfer device of the present invention are made of stainless steel 07Cr17Ni7Al or stainless steel 09Mn, the first support plate porous support strip outer side virtual line hole 1-10-1-2 and the first support plate double-hole support frame outer side virtual line hole 1-10-2-2, the third support plate porous support strip outer side virtual line hole 1-12-1-2 and the third support plate double-hole support frame outer side virtual line hole 1-12-2-2 are symmetrically connected to the first support minor axis 1-1-1, the first support minor axis 1-1, the second support axis 1-1, the third support frame outer side virtual line hole 1-12-2-2, the first support frame 1-1 made of stainless steel 20CrMnTi or stainless steel 40Cr, respectively, of the folding motorized vehicle stretcher transfer device 1, A second support short shaft 1-2-1 on a second support 1-2, a third support short shaft 1-3-1 on a third support 3 and a fourth support short shaft 1-4-1 on a fourth support 4, a second support plate porous support strip outer side virtual line hole 1-11-1-2 and a second support plate double-hole support frame outer side virtual line hole 1-11-2-2 are respectively connected with the first support plate porous support strip short shaft 1-10-1-1 and the first support plate double-hole support frame short shaft 1-10-2-1, the third support plate porous support strip short shaft 1-12-1-1 and the third support plate double-hole support frame short shaft 1-12-2-1, the second support plate 1-11 and the second support plate double-hole support frame short shaft 1-11-1-1 and the second support plate double-hole support frame short shaft 1-12-2-1 are symmetrically arranged at two ends of the second support plate 1-11 The frame short shafts 1-11-2-1 are respectively connected with two ends of a second roller 1-6 and a third roller 1-7, the first support plate porous support strip short shaft 1-10-1-1 and a first support plate double-hole support frame short shaft 1-10-2-1, the third support plate porous support strip short shaft 1-12-1-1 and a third support plate double-hole support frame short shaft 1-12-2-1 are respectively connected with a fourth roller 1-8 and a first roller 1-5, the second roller 1-6, the third roller 1-7 and the fourth roller 1-8 are wrapped with chloroprene rubber, nylon or canvas first conveyor belts 1-9, the bottoms of two third supports 1-3 and the bottoms of two fourth supports 1-4 on the folding type motor vehicle stretcher conveying device 1 and the bottoms of the two fourth supports 1-4 and the ambulance carriage The plates 8 are connected or welded by M20X 100 bolts, a motor 11 arranged on a motor bracket 12 is placed on the floor 8 of the ambulance compartment below a first supporting plate 1-10 on a folding type motor-driven carrier stretcher conveying device 1 fixed in the ambulance compartment, one end of a fourth roller 1-8 on the folding type motor-driven carrier stretcher conveying device 1, which is close to the side surface 7 of the ambulance steering wheel, is welded with a first belt wheel 13, the end of a motor output shaft 11-2 is welded with a second belt wheel 14, the first belt wheel 13 is connected with the second belt wheel 14 by a chloroprene rubber second conveying belt 15, and when the folding type motor-driven carrier stretcher conveying device 1 is folded, the second roller 1-6 is lapped with a positioning bolt 3 arranged on a positioning block 2 on the top 10 in the ambulance compartment; the first support plate porous support strip 1-10-1 and the first support plate double-hole support frame 1-10-2, the second support plate porous support strip 1-11-1 and the second support plate double-hole support frame 1-11-2, the third support plate porous support strip 1-12-1 and the third support plate double-hole support frame 1-12-2 on the stretcher conveying device 1 of the folding type mobile carrier respectively comprise 5 through holes of the first support plate porous support strip and middle through holes 1-10-1-3-1, 5 through holes of the first support plate porous support strip and symmetrical through holes 1-10-1-3-2, 5 through holes of the first support plate porous support strip and two ends of the symmetrical through holes 1-10-1-3-3 and 5 rectangular plate holes 1-10-2-3 of the first support plate double-hole support frame 1-1, symmetrical rectangular plate holes 1-10-2-3-2-1 of 5 rectangular plates of the first support plate double-hole support frame, symmetrical rectangular plate holes 1-10-2-3-3-1 of 5 rectangular plates of the first support plate double-hole support frame at two ends, M20X 150 connection, middle through holes 1-11-1-3-1 of 5 through holes of the second support plate porous support strip, symmetrical through holes 1-11-1-3-2 of 5 through holes of the second support plate porous support strip, symmetrical through holes 1-11-1-3-3-3 of 5 through holes of the second support plate porous support strip, middle rectangular plate holes 1-11-2-3-1-1 of 5 rectangular plates of the second support plate double-hole support frame, and symmetrical rectangular plate holes 1-11-2-3-1 of 5 rectangular plates of the second support plate double-hole support frame -2-1, the symmetrical two-end rectangular plate holes 1-11-2-3-3-1 of the 5 rectangular plates of the second support plate double-hole support frame are connected through M20 x 150, the middle through holes 1-12-1-3-1 of the 5 through holes of the third support plate multi-hole support frame, the symmetrical through holes 1-12-1-3-2 of the 5 through holes of the third support plate multi-hole support frame, the symmetrical two-end through holes 1-12-1-3-3-3 of the 5 through holes of the third support plate multi-hole support frame, the middle rectangular plate holes 1-12-2-3-1-1 of the 5 rectangular plates of the third support plate double-hole support frame, the symmetrical rectangular plate holes 1-12-2-3-2-1 of the 5 rectangular plates of the third support plate double-hole support frame, the cross-connection structure of the three support plate double-hole support frame, the cross structure of the three support plates, the cross structure of the cross structure, the cross structure of the three support plates, the cross structure, the, The symmetrical two-end rectangular plate holes 1-12-2-3-3-1 of the three-support-plate double-hole support frame 5 rectangular plates are connected through M20 x 150, so that the first support plate 1-10, the second support plate 1-11 and the third support plate 1-12 support the first chloroprene rubber, nylon or canvas conveyor belt 1-9 to prevent the first chloroprene rubber, nylon or canvas conveyor belt from falling down, thereby ensuring the stability and safety of the folded motor vehicle stretcher conveyor when the folded motor vehicle stretcher conveyor is opened to deliver the injured and wounded, and the stability and safety of the injured and wounded on the stretcher when the folded motor vehicle stretcher conveyor travels, and the design of separating and merging facilitates the installation of the first roller 1-5, the second roller 1-6, the third roller 1-7 and the fourth roller 1-8, and the design of 1-2 facilitates the installation of the first roller 1-5, the second roller 1-6, the third roller 1-7 and the fourth roller 1-8, 1-3, 1-4, 1-10-1 and 1-10-2, 1-11-1 and 1-11-2, 1-12-1 and 1-12-2, and the porous support strips of the support plates and the semicircular structures at the two symmetrical ends of the double-hole support frames of the support plates ensure the safety and comfort of human body when touching, pins can be inserted into various short shafts on the folding type motor vehicle stretcher conveying device 1, not only the loosening is prevented, but also the disassembly and assembly are convenient, the design that the vertical distance between the two third supports 1-3 and the ambulance access door 5 is 800-900 mm is that enough space is left for the second support plates 1-11 and the third support plates 1-12 of the folding part of the folding type motor vehicle stretcher conveying device 1, and the vertical distance between the two third supports 1-3 and the two fourth supports 1-4 and the side 7 of the ambulance steering wheel is 20 mm The design that the distance between the length of the positioning bolt and the perpendicular distance of 640 mm from the opposite side surface 9 of the side surface of the ambulance steering wheel is that enough space is left for medical staff to take care of the wounded and the sick on the stretcher by the opposite side surface 9 of the side surface of the ambulance steering wheel, when the second supporting plates 1-11 and the third supporting plates 1-12 are opened for use, the manpower is saved due to the automatic operation of the motor 11, when the motor 11 works, the second conveying belt 15 connected between the first belt wheel 13 and the second belt wheel 14 drives the fourth roller 1-8 to ensure the normal operation of the folding type motor-driven carrier stretcher conveying device 1, the stable and safe operation of the folding type motor-driven carrier stretcher conveying device 1 for loading the wounded and the sick stretcher is ensured through the rotating speed setting of the motor 11, when the ambulance for installing the folding type motor-driven carrier stretcher conveying device runs, the positioning bolt 3 on the positioning block hole 2-1 is adjusted within the range of 0-80 mm, the second rollers 1-6 are prevented from colliding to open the ambulance stretcher access door 5. In a word, the ambulance provided with the stretcher conveying device of the folding type motor-driven carrier has the characteristics of reasonable layout, simple and convenient operation, manpower saving, stability and safety.

Claims

1. An ambulance provided with a stretcher conveying device of a folding type motor-driven carrier, which comprises a stretcher access door, a carriage inner top, a steering wheel, a side surface of the steering wheel, an opposite side surface of the steering wheel, a carriage floor, a built-in power supply, wherein a first supporting plate (1-10) and a second supporting plate (1-11) and a third supporting plate (1-12) of the stretcher conveying device of the folding type motor-driven carrier can be folded, it is characterized in that the first to the fourth brackets of two stainless steels of 20CrMnTi or 40Cr respectively have the same structure, the outer side of each bracket is a convex structure with a semicircular upper end, a short shaft is arranged above the convex edge of the convex structure at the inner side, the center of each short shaft is positioned at the center of the semicircular upper end of the convex structure at the inner side of each bracket, and a through hole is longitudinally formed along the center of the symmetrical two convex edge surfaces of each bracket; the first to third support plates of stainless steel 07Cr17Ni7Al or 09Mn have the same structure and respectively consist of a porous support strip and a double-hole support frame, the inner sides of the two symmetrical ends of each porous support strip and the double-hole support frame are respectively provided with a short shaft in an opposite way, the outer side of each support plate is a closed structure consisting of two semicircular ends and parallel straight lines and is provided with a virtual line hole concentric with the short shaft; the inner side of each double-hole supporting frame is respectively distributed with 5 rectangular plates which have the same thickness with each supporting plate and are respectively vertical to the outer side of the supporting plate in parallel, the middle rectangular plate, the symmetrical rectangular plate and one end of the symmetrical two-end rectangular plate are respectively provided with a middle rectangular plate hole, a symmetrical rectangular plate hole and a symmetrical two-end rectangular plate hole, each multi-hole supporting bar is respectively provided with 5 through holes, each multi-hole supporting bar and each double-hole supporting frame are respectively connected by a middle through hole, a symmetrical two-end through hole, a middle rectangular plate hole, a symmetrical rectangular plate hole and rectangular plate holes at two symmetrical ends through M20X 150, a first supporting frame short shaft is respectively inserted into a broken line hole at one end of the third supporting plate, the short shaft at the end is respectively inserted into two ends of the first roller, a second supporting frame short shaft is respectively inserted into a broken line hole at the other end of the third supporting plate, and the short shaft at the end is respectively inserted into a broken line hole at one end of the second supporting plate, the short shafts of the second supporting plate at one end are respectively inserted into two ends of a second roller, the short shafts of the first supporting plate at the other end are respectively inserted into dotted line holes at the other end of the second supporting plate, the short shafts of the first supporting plate at the one end are respectively inserted into two ends of a third roller, the short shafts of the fourth supporting plate at the other end of the first supporting plate are respectively inserted into dotted line holes at the other end of the first supporting plate, the short shafts of the end are respectively inserted into two ends of a fourth roller, the first roller and the fourth roller are wrapped by neoprene, nylon or canvas first conveyor belts with the lengths of 10.85-11.10 m, the widths of 0.80-0.90 m and the thicknesses of 0.010-0.012 m, a stainless steel 07Cr17Ni7Al positioning block with a cuboid structure is welded and installed at the inner top of a carriage, the center of the hole of the positioning block is positioned at the intersection of the width and the height center of one end of the positioning block, the vertical distance between 300-750 mm between the hole end of the stretcher access door and the positioning block, the vertical distance between 650-700 mm between one side of the positioning block and the opposite side of the direction disk, and the opposite side of the direction disk is 1300-1350 mm, the positioning bolt with adjustable distance of 0-80 mm installed in the positioning block hole is in threaded connection with the positioning block hole, the bottoms of two third and fourth supports with vertical distance of 800-900 mm and 2550-2650 mm respectively with the stretcher access door are installed on the carriage floor by M20X 100 bolts or welding, one side of the third and fourth supports is 20 mm in vertical distance with the side surface of the steering wheel, the other side is 640 mm in vertical distance with the opposite side surface of the steering wheel, a stainless steel 07Cr17Ni7Al motor support with four motor support holes distributed on the upper surface is installed on the carriage floor below the first support plate by welding, one longitudinal end of the motor support is 320 mm in vertical distance with the side surface of the steering wheel, a motor bottom installation hole on the motor is installed with four motor support holes by M10X 40 bolts, the vertical distance of the output shaft end of the motor and the side surface of the steering wheel is 255 mm, the vertical distance between the center of the fourth roller and the center of the output shaft of the motor is 450-490 millimeters, one end of the fourth roller, which is close to the side face of the steering wheel, is welded with the first belt wheel, the end of the output shaft of the motor is welded with the second belt wheel, the first belt wheel and the second belt wheel are connected by a chloroprene rubber or nylon second conveying belt, the length of the second conveying belt is 1200-1300 millimeters, the width of the second conveying belt is 20-30 millimeters, and the thickness of the second conveying belt is 6-8 millimeters, and when the second supporting plate and the third supporting plate are folded, the second roller is in lap joint with the positioning bolt.

2. The ambulance with foldable motorized vehicle stretcher transfer device according to claim 1, wherein the pins are inserted into the respective leg stubs, the respective perforated support strips and the perforated support frame stubs.