CN113859094B

CN113859094B - Self-loading and unloading type emergency repair vehicle and using method thereof

Info

Publication number: CN113859094B
Application number: CN202111357245.6A
Authority: CN
Inventors: 冯广斌; 毛向东; 王正军; 赵虎; 李万领; 梁伟杰; 黄文斌; 张连武; 刘永进; 赵晔; 蔡娜; 张东; 吕艳梅; 鲁吉林; 孙华刚; 方东兴; 梁兵
Original assignee: 32181 Troops of PLA
Current assignee: 32181 Troops of PLA
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2023-01-31
Anticipated expiration: 2041-11-16
Also published as: CN113859094A

Abstract

The invention provides a self-loading and unloading rescue breakdown van and a use method thereof, belonging to the technical field of maintenance and guarantee.

Description

Self-loading and unloading type emergency repair vehicle and using method thereof

Technical Field

The invention belongs to the technical field of maintenance support, and particularly relates to a self-loading and unloading rescue breakdown van and a using method thereof.

Background

The vehicle often can break down in the driving process and lead to the vehicle can't continue to walk, especially the trouble that some vehicles take place can't solve again on the scene, need adopt the salvage car to transport the trouble car to appointed maintenance place and carry out maintenance detection to the trouble car this moment, be provided with the back-off flat board at the automobile body rear of salvage car, drag the trouble car through dragging the back-off flat board and transport to the maintenance place, but present salvage car itself can only satisfy and drag the trouble car and drag the back-off flat board on, when arriving the maintenance scene, need adopt other auxiliary hoists or drag equipment and unload the vehicle from the back-off flat board, lead to being not convenient for to unload the trouble car from the salvage car.

Disclosure of Invention

The invention aims to provide a self-loading and unloading emergency repair vehicle, and aims to solve the technical problem that the emergency repair vehicle in the prior art is inconvenient to operate when unloading a fault vehicle.

In order to realize the purpose, the invention adopts the technical scheme that: the utility model provides a from loading and unloading formula salvage breakdown van includes:

the tail part of the vehicle body is provided with an installation platform;

the supporting and pulling device is rotatably arranged on the mounting platform and used for pulling the fault car;

the rear conveying flat plate is connected with the supporting and pulling device, and a placing surface for placing a fault car is arranged above the rear conveying flat plate;

the crawling ladder is hinged to one side, away from the traction device, of the rear conveying flat plate and can be lapped on the ground to assist the fault car to be conveyed to the placing surface;

the first rope guide wheel is arranged on the placing surface and is close to the traction device;

and the second rope guide wheel is arranged on the placing surface and close to one side of the crawling ladder along the length direction of the rear conveying flat plate and at an interval with the first rope guide wheel.

As another embodiment of the present application, the towing device includes:

the mounting frame is arranged on the vehicle body, and a rescue winch is arranged on the mounting frame;

the connecting frame is fixedly connected with one end of the mounting frame, a guide block is fixedly arranged in the connecting frame, and a plurality of guide sliding surfaces are arranged on the guide block along the vertical direction;

the mast support is arranged on the connecting frame in a sliding mode along the vertical direction, a guide sliding groove in sliding fit with the guide sliding surface is formed in the mast support, and the length direction of the guide sliding groove is arranged along the length direction of the mast support; the mast bracket is provided with a plurality of limiting holes along the length direction, and the limiting holes penetrate through the mast bracket and are positioned in the guide sliding groove;

the bolt is arranged on the connecting frame in a sliding mode and can slide into the limiting hole to fix the mast bracket on the connecting frame;

one end of the supporting frame is hinged to the mast bracket, and the other end of the supporting frame is detachably connected with the back feeding flat plate;

the fixed end and the driving end of the first driving piece are respectively hinged to the mounting frame and the mast support and are used for driving the mast support and the mounting frame to move relatively;

and the fixed end and the driving end of the second driving piece are respectively hinged on the mast bracket and the support frame and are used for driving the support frame to rotate on the mast bracket.

As another embodiment of this application, still be provided with the capstan winch of saving oneself on the mounting bracket, the capstan winch of saving oneself is located the capstan winch of saving oneself is close to send back dull and stereotyped one side.

As another embodiment of this application, still be provided with the tow rope capstan winch on the mounting bracket, tow rope capstan winch fixed mounting be in the side of mounting bracket, be provided with on the automobile body and be used for fixing the mounting of the last wire rope tip of rescue winch.

As another embodiment of this application, send the flat board after and be close to hold in the palm the bottom of leading device one side is provided with the adapter sleeve, the adapter sleeve is inside to be provided with and to be used for holding the sliding hole of support frame, the lateral wall of support frame is provided with the joint hole, still be provided with the joint round pin on the lateral wall of adapter sleeve, the support frame slides in when the sliding hole is downthehole, the joint round pin can insert the downthehole being used for of joint prevents the support frame is followed roll-off in the adapter sleeve.

As another embodiment of the present application, a third rope guide pulley is disposed on a top of the mast bracket, and the third rope guide pulley is rotatably disposed on the mast bracket, and an axis of the third rope guide pulley is parallel to an axis of the first rope guide pulley.

As another embodiment of this application, the axis perpendicular to of second rope guide wheel place the face setting, just second rope guide wheel is close to one side of first rope guide wheel is provided with two rope guiding devices, two rope guiding devices are located respectively the inlet wire department and the outlet port department of second rope guide wheel.

As another embodiment of the present application, the rope guide includes:

the fixed seat is fixedly arranged on the rear conveying flat plate;

the first roller is rotationally arranged on the fixed seat, and the axis of the first roller is perpendicular to the axis of the second rope guide wheel and is parallel to the axis of the first rope guide wheel;

the second idler wheel is rotatably arranged on the fixed seat and is parallel to the first idler wheel at intervals, and the first idler wheel and the second idler wheel form a conveying channel for conveying the steel wire rope.

As another embodiment of this application, the bottom of send back flat board still is provided with strutting arrangement, strutting arrangement includes:

one end of the supporting leg is hinged below the rear conveying flat plate, and the other end of the supporting leg is provided with a base which is used for being fixedly connected with the ground;

the number of the limiting holes is two, and the limiting holes penetrate through the supporting legs;

the number of the fixing holes is two, the fixing holes are formed in the rear conveying flat plate, and the limiting holes are overlapped with the fixing holes when the supporting legs rotate on the rear conveying flat plate to be in a vertical state;

the bolt is arranged between the supporting leg and the rear conveying flat plate and positioned in the limiting hole and used for sliding into the fixing hole to fix the supporting leg on the rear conveying flat plate.

The self-loading and unloading emergency repair vehicle provided by the invention has the beneficial effects that: compared with the prior art, the vehicle body is arranged, the supporting and pulling device is arranged behind the vehicle body, the supporting and pulling device can pull the fault vehicle through the steel wire rope, the rear conveying flat plate is arranged behind the supporting and pulling device, the ladder stand used for assisting the fault vehicle to be conveyed to the rear conveying flat plate is arranged behind the rear conveying flat plate, the first rope guide wheel and the second rope guide wheel are respectively arranged in front of and behind the rear conveying flat plate, when the fault vehicle is pulled to the rear conveying flat plate, the steel wire rope on the supporting and pulling device penetrates through the first rope guide wheel and is connected with the head of the fault vehicle, the fault vehicle can be pulled to the rear conveying flat plate through pulling, when the fault vehicle is conveyed to a maintenance place, the steel wire rope on the supporting and pulling device is wound around the first rope guide wheel again and conveyed to the second rope guide wheel, the steel wire rope passes through the second rope guide wheel and is connected with the head of the fault vehicle, the supporting and the traction device is started, the supporting and pulling device can move the fault vehicle to the ladder stand under the action of the second rope guide wheel, the rear wheel rolls on the ground, the steel wire rope is removed from the fault vehicle body, and the ladder stand can be automatically moved to the ground through the front rope to be conveyed to the ground through the rear conveying flat plate. Convenient to use, easy operation.

The invention also provides a use method of the self-loading and unloading emergency repair vehicle, which is characterized by comprising the following steps:

1) The vehicle body is driven to the rear conveying flat plate, the position of a support frame on the supporting and pulling device is adjusted, the support frame is inserted into a connecting sleeve on the rear conveying flat plate, and the position of the support frame is finely adjusted so that a clamping pin is inserted into a clamping hole to complete the connection of the vehicle body and the rear conveying flat plate;

2) The vehicle body is used for driving the flat plate to be conveyed to the site of the fault vehicle, and the ladder stand and the supporting legs are placed on the ground;

3) The crawling ladder and the supporting legs are opened, the steel wire rope on the rescue winch is connected with the fault car after bypassing the third rope guide wheel, the rescue winch is started to pull the fault car to the rear conveying flat plate, the fault car is fixed on the rear conveying flat plate, and the crawling ladder and the supporting legs are folded;

4) After the fault car is pulled to a maintenance site, a steel wire rope on the rescue winch bypasses a first rope guide wheel and a second rope guide wheel and then is connected with the head of the fault car, a steel wire rope on the self-rescue winch bypasses a third rope guide wheel and then is connected with the head of the fault car, the rescue winch is started to take up the rope and controls the self-rescue winch to slowly release the rope, and the head of the fault car can be conveyed to the position of the ladder stand;

5) And removing a steel wire rope on the fault car, retracting the supporting legs, and starting the car body of the emergency repair car to move forwards so as to remove the fault car from the rear conveying flat plate.

The use method of the self-loading and unloading emergency repair vehicle has the beneficial effects that: compared with the prior art, when the vehicle is in the field for rescuing the fault vehicle, the rear conveying flat plate can be firstly transported to the site of the accident vehicle, the vehicle head of the fault vehicle is connected through the steel wire rope on the rescue winch, the fault vehicle is pulled to the rear conveying flat plate by starting the rescue winch, the fault vehicle is fixedly arranged on the rear conveying flat plate by adopting the locking chain, the fault vehicle is transported to a maintenance site through the rescue winch, the fault vehicle can be dismounted from the rear conveying flat plate by matching the rescue winch and the self-rescue winch when being transported to the maintenance site, the steel wire rope on the rescue winch bypasses the first rope guide wheel and then is transported to the rear second rope guide wheel when being used, and is connected with the vehicle head bottom of the fault vehicle after passing through the second rope guide wheel and is directly connected with the vehicle head by adopting the self-rescue winch, the rope is collected and the second winch is controlled to slowly release the rope by controlling the rescue winch, the fault car is slowly moved towards the crawling ladder by matching the rescue winch with the self-rescue winch, so that the rear wheel of the fault car rolls to the ground through the crawling ladder, the fault car is inclined on the crawling ladder, when the head of the fault car is conveyed to the second guiding rope wheel, the fault car is prevented from sliding downwards by controlling the self-rescue winch to tighten the fault car, the steel wire rope on the rescue winch on the head of the fault car is detached from the head, the self-rescue winch can be slowly loosened to enable the fault car to move to the ground according to self gravity or enable the fault car to be supported from a rear conveying flat plate to complete unloading operation, the operation process is simple, and the unloading work of the fault car from the rescue car can be conveniently completed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a self-loading and unloading emergency repair vehicle provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a self-loading and unloading type emergency repair vehicle unloading fault vehicle provided by the embodiment of the invention;

fig. 3 is a schematic structural diagram of a towing device according to an embodiment of the present invention;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is an enlarged view of a portion A of FIG. 1;

FIG. 6 is a partial enlarged view of portion B of FIG. 1;

FIG. 7 is an enlarged view of a portion C of FIG. 1;

fig. 8 is a schematic view of a second sheave mounting structure according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a rope guide device according to an embodiment of the present invention.

In the figure: 1. a vehicle body; 2. a supporting and pulling device; 21. a mounting frame; 211. a rescue winch; 212. a self-rescue winch; 213. a tow rope winch; 22. a connecting frame; 23. a mast support; 231. a third rope guide wheel; 24. a bolt; 25. a support frame; 251. a clamping hole; 26. a first driving member; 27. a second driving member; 3. then the plate is sent to; 31. climbing a ladder; 32. a first rope guide pulley; 33. a second rope guide pulley; 34. connecting sleeves; 35. a latch pin; 36. a rope guide; 361. a fixed seat; 362. a first roller; 363. a second roller; 37. supporting legs; 371. a limiting hole; 372. a fixing hole; 373. and fixing the pin.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1, 2 and 5, a self-loading rescue vehicle according to the present invention will now be described. The self-loading and unloading rescue breakdown van comprises a body 1, a traction device 2, a rear conveying flat plate 3, a ladder stand 31, a first rope guide wheel 32 and a second rope guide wheel 33. The tail part of the vehicle body 1 is provided with an installation platform; the supporting and pulling device 2 is rotatably arranged on the mounting platform and used for pulling the fault car; the back conveying flat plate 3 is connected with the supporting and pulling device 2, and a placing surface for placing a fault vehicle is arranged above the back conveying flat plate 3; the crawling ladder 31 is hinged to one side, away from the traction device 2, of the rear conveying flat plate 3, and the crawling ladder 31 can be lapped on the ground and used for assisting the fault car to be conveyed to a placing surface; the first rope guide wheel 32 is arranged on the placing surface and close to the traction device 2; the second guide sheave 33 is provided on the mounting surface at a distance from the first guide sheave 32 in the longitudinal direction of the rear conveyor flat plate 3 and on the side close to the ladder 31.

Compared with the prior art, the self-loading and unloading rescue breakdown van provided by the embodiment is provided with the van body 1, the supporting and pulling device 2 is arranged behind the van body 1, the supporting and pulling device 2 can pull the fault car through a steel wire rope, the rear conveying flat plate 3 is arranged behind the supporting and pulling device 2, the ladder stand 31 for assisting the fault car to be conveyed to the rear conveying flat plate 3 is arranged behind the rear conveying flat plate 3, the first rope guide wheel 32 and the second rope guide wheel 33 are respectively arranged in front of and behind the rear conveying flat plate 3, when the fault car is pulled to the rear conveying flat plate 3, the steel wire rope on the supporting and pulling device 2 passes through the first rope guide wheel 32 and is connected with the head of the fault car, the fault car can be pulled to the rear conveying flat plate 3 by pulling, when the fault car is conveyed to a maintenance place, the steel wire rope on the supporting and pulling device 2 is conveyed to the second rope guide wheel 33 after bypassing the first rope guide wheel 32 again, the steel wire rope passes through the second rope guide wheel 33 and then is connected with the car head of the fault car, the steel wire rope is retracted by starting the supporting and pulling device 2, the fault car can move towards the ladder stand 31 under the action of the second rope guide wheel 33, the rear wheel of the fault car is rolled to the ground through the ladder stand 31, after the steel wire rope is detached from the fault car, the car body 1 is started to move forwards, and the fault car can automatically move to the ground from the rear conveying flat plate 3 through the gradient of the ladder stand 31. Convenient to use, easy operation.

In this embodiment, an inclined portion inclined downward from the rear feeding flat plate 3 to the outside of the rear feeding flat plate 3 is provided at the tail of the rear feeding flat plate 3, the second rope guide pulley 33 is rotatably provided on the inclined portion, and the ladder 31 is hinged to the inclined portion, so that the trouble car can be conveniently moved from the rear feeding flat plate 3 to the ground by the arrangement of the inclined portion.

In this embodiment, the bottom of the back feeding flat plate 3 is provided with a traveling wheel for facilitating the transportation of the back feeding flat plate 3.

In this embodiment, the towing device 2 is disposed on the mounting platform of the vehicle body through the towing seat, the towing seat is fixedly mounted on the mounting platform, and the towing device 2 is rotatably disposed on the towing seat, so as to tow the faulty vehicle around the vehicle body.

Referring to fig. 3 and 4 together, the towing device 2 includes a mounting frame 21, a connecting frame 22, a mast bracket 23, a bolt 24, a supporting frame 25, a first driving member 26, and a second driving member 27. The mounting frame 21 is arranged on the vehicle body 1, and a rescue winch 211 is arranged on the mounting frame 21; the connecting frame 22 is fixedly connected with one end of the mounting frame 21, a guide block is fixedly arranged in the connecting frame 22, and a plurality of guide sliding surfaces are arranged on the guide block along the vertical direction; the mast support 23 is arranged on the connecting frame 22 in a sliding manner along the vertical direction, a guide sliding chute in sliding fit with the guide sliding surface is arranged on the mast support 23, and the length direction of the guide sliding chute is arranged along the length direction of the mast support 23; the mast support 23 is provided with a plurality of limiting holes 371 along the length direction, and the limiting holes 371 penetrate through the mast support 23 and are positioned in the guide sliding groove; the bolt 24 is arranged on the connecting frame 22 in a sliding manner, and the bolt 24 can slide into the limiting hole 371 to fix the mast bracket 23 on the connecting frame 22; one end of the support frame 25 is hinged on the mast bracket 23, and the other end is detachably connected with the back feeding flat plate 3; the fixed end and the driving end of the first driving piece 26 are respectively hinged on the mounting frame 21 and the mast support 23, and the mast support 23 and the mounting frame 21 are driven to move relatively by application; the fixed end and the driving end of the second driving member 27 are respectively hinged to the mast support 23 and the support frame 25, and are used for driving the support frame 25 to rotate on the mast support 23. The connecting frame 22 is composed of two steel plates which are arranged in parallel at intervals, the connecting frame is fixed on the mounting frame 21 through bolts, the guide block is fixedly installed between the two steel plates which are arranged at intervals, a guide chute in the mast support 23 is positioned between the two steel plates and is in sliding fit with a guide sliding surface on the guide block, the mast support 23 can slide up and down in the vertical direction on the connecting frame 22, the mast support 23 can move up and down through the driving of the first driving piece 26, so that the height of the support frame 25 can be adjusted, the support frame 25 can be stably connected with the back-feeding flat plate 3, the bolts 24 are further arranged between the mast support 23 and the connecting frame 22, the number of the bolts 24 is two, the bolts are arranged on the mast support 23 at intervals in the vertical direction, the bolts 24 are inserted into the limiting holes 371, the mast support 23 can be fixed on the connecting frame 22, so that the load of the first driving piece 26 is reduced, and the second driving piece 27 can drive the support frame 25 to switch between the unfolding state and the folding state on the mast support frame 23.

In this embodiment, the guide block includes a fixed block and a guide plate. The fixed block is fixedly arranged on the connecting frame 22; the guide plates are fixedly arranged on the outer side of the fixing block and are in sliding fit with the inner wall of the guide chute. The fixed block passes through the inside of bolt fastening at link 22, is provided with the baffle installation face that sets up along horizontal direction and vertical direction respectively in the outside of fixed block, the baffle pass through the bolt fastening on the baffle installation face and with guide chute sliding fit, can be convenient for change the accessory when the baffle damages on the one hand through the setting of cutting board, on the other hand can increase the gasket between baffle and fixed block and adjust the guide block and lead the clearance between the chute.

In this embodiment, the mast support 23 is provided with a sliding portion, the sliding guide slot is located in the sliding portion, and the sliding portion includes a first wing plate, a second wing plate and a connecting plate, wherein the first wing plate is fixedly arranged on the mast support 23 along the length direction of the mast support 23; the second wing plate and the first wing plate are arranged in parallel at intervals; the connecting plate sets up between first pterygoid lamina and second pterygoid lamina and the first pterygoid lamina setting of perpendicular to for with first pterygoid lamina and second pterygoid lamina fixed connection, first pterygoid lamina and second pterygoid lamina and connecting plate constitution guide chute, guide chute is located the both sides of connecting plate respectively. The first wing plate, the second wing plate and the connecting plate are of I-shaped structures on the cross street surface in the length direction perpendicular to the guide sliding groove, the first wing plate is fixedly connected with the mast support 23 through bolts, and the second wing plate is fixedly connected with the first wing plate through the connecting plate. The connecting plate both sides all are provided with the guide block, and the side of guide block all with first pterygoid lamina and second pterygoid lamina and connecting plate sliding fit. The first wing plate, the second wing plate and the connecting plate are connected to form two guide sliding grooves which take the connecting plate as the center, the guide blocks are respectively arranged on two sides of the connecting plate in a central symmetry mode with the connecting plate and are in sliding fit with the side walls inside the guide sliding grooves, the sliding direction of the mast support 23 can be effectively limited, and the mast support 23 can only slide on the connecting frame 22 along the length direction of the mast support.

In this embodiment, a driving unit for driving the plug 24 to slide is further disposed on the outer side of the connecting frame 22, and the driving unit includes a mounting sleeve, a pin-pulling driving member, and an elastic member. The mounting sleeve is fixedly arranged on the outer side of the connecting frame 22, and a mounting cavity for accommodating the bolt 24 is arranged in the mounting sleeve; the pin pulling driving piece is fixedly arranged on the mounting sleeve, and the driving end of the pin pulling driving piece is fixedly connected with the bolt 24 and used for drawing the bolt 24 out of the limiting hole 371; the elastic piece is arranged between the mounting sleeve and the bolt 24 and used for driving the bolt 24 to slide towards the inner part close to the limiting hole 371. Through the setting of drive unit, accomplish the operation of bolt 24 and pull out pin automatically, through being provided with the boss in the outside at bolt 24, the stiff end of pull out pin driving piece is fixed on the installation sleeve and is located bolt 24 and keeps away from one side of link 22, the drive end of pull out pin driving piece sets up with bolt 24 is coaxial and bolt fixed connection and along bolt 24's axis direction drive bolt 24 to keeping away from link 22 one side and slide, the elastic component is located the one side that link 22 was kept away from to the boss, one end is contradicted on the boss, the other end is contradicted at the tip of pull out pin driving piece stiff end, can make under the condition that the acting force was not applyed to the pull out pin driving piece make bolt 24 remain throughout to link 22 inside gliding power, can make when mast support 23 slides on link 22, when spacing hole 371 on mast support 23 is coaxial with bolt 24, bolt 24 can slide automatically in the spacing hole in 371, reduce the manual labor power of artificial operation reduction.

As a specific embodiment of the self-loading and unloading rescue breakdown van provided by the present invention, please refer to fig. 3 and 4, a self-rescue winch 212 is further disposed on the mounting frame 21, and the self-rescue winch 212 is located on a side of the rescue winch 211 close to the rear-feeding flat plate 3. Be provided with the capstan 212 of saving oneself on mounting bracket 21, the capstan 212 of saving oneself is installed at the well position of mounting bracket 21 along its width direction and is set up the both ends at mounting bracket 21 respectively along mounting bracket 21 length direction with the capstan 212 of saving oneself, the setting of the capstan 212 of saving oneself can make the trouble car send the dull and stereotyped 3 below to the back under the pulling of the capstan 211 of saving oneself and remove, can play the effect of drawing and pulling all the time to the trouble car, prevent that the trouble car from removing inertia or self gravity according to the trouble car automobile body and leading to the trouble car to remove to ground direction by oneself and taking place danger when unloading on sending the dull and stereotyped 3 back to the trouble car.

In this embodiment, when withdrawing the trouble car from sending flat board 3 after, the wire rope on the winch 211 that saves oneself is connected with the locomotive bottom of trouble car through first rope guide 32 behind second rope guide 33 once more, and the wire rope on the winch 212 that saves oneself is connected with the head of trouble car front portion through first rope guide 32 behind, is provided with two independent pivoted wheels on first rope guide 32, and the wheel body periphery outside is provided with the recess that is used for holding wire rope.

Referring to fig. 3 and 4 together, as a specific embodiment of the self-loading and unloading rescue breakdown van provided by the present invention, a tow rope winch 213 is further disposed on the mounting frame 21, the tow rope winch 213 is fixedly mounted on a side surface of the mounting frame 21, and a fixing member for fixing an end portion of a wire rope on the rescue winch 211 is disposed on the car body 1. The outer side of the fixing frame is provided with a mounting support of a dragging rope winch 213, the dragging rope winch 213 is mounted on the mounting support, the dragging rope winch 213 is arranged on the outer side of the fixing frame, the operation of a steel wire rope on the dragging rope winch 213 is convenient, the movable pulley can be mounted on a fault car through the dragging rope winch 213 when the gravity of the fault car is large, the steel wire rope on the rescuing winch 211 can be conveniently pulled out and returned to the position of the dragging rope winch 213 by bypassing the movable pulley after the steel wire rope on the dragging rope winch 213 is pulled by a person and passes through the movable pulley, an operator can fixedly connect the end part of the steel wire rope of the rescuing winch 211 on the car body 1 with a fixing part on the car body 1, or the fixing frame can be used for pulling the fault car by the movable pulley, the rescuing winch 211 is mounted inside the mounting frame 21, the wiring of the steel wire rope on the rescuing winch 211 is inconvenient to finish the wiring of the steel wire rope on the rescuing winch 211, the winch 211 can be used for winding the wire rope on the wire rope 211 in a reverse direction according to the steel wire rope 211 in advance through the setting of the dragging rope winch 213, and the wiring mode of the rescuing winch can be conveniently.

As a specific embodiment of the self-loading and unloading rescue breakdown van provided by the present invention, please refer to fig. 1 and fig. 6 together, a bottom of the rear-conveying flat plate 3 near one side of the supporting and pulling device 2 is provided with a connecting sleeve 34, a sliding hole for accommodating the supporting frame 25 is arranged inside the connecting sleeve 34, a side wall of the supporting frame 25 is provided with a clamping hole 251, a clamping pin 35 is further arranged on the side wall of the connecting sleeve 34, and when the supporting frame 25 slides into the sliding hole, the clamping pin 35 can be inserted into the clamping hole 251 to prevent the supporting frame 25 from sliding out of the connecting sleeve 34. The bottom of sending dull and stereotyped 3 car after is there is adapter sleeve 34 through welding and bolt fastening, adapter sleeve 34 adopts square pipe, the slide opening is the inside of square pipe, adjust the height and the angle of support frame 25 through first driving piece 26 and second driving piece 27, make and to insert inside adapter sleeve 34 on the support frame 25, remove through automobile body 1 and finely tune and make joint round pin 35 and joint hole 251 coincide, and insert joint round pin 35 in the joint hole 251, make hold in the palm to lead device 2 and send dull and stereotyped 3 to accomplish after and be connected.

In this embodiment, a guide table inclined upward from the connecting sleeve 34 to the direction close to the towing device 2 is disposed on the upper inner wall of the connecting sleeve 34 on the side close to the supporting frame 25, so as to support the back feeding plate 3 to a certain extent when the supporting frame 25 slides into the sliding hole.

As a specific embodiment of the self-loading and unloading rescue ambulance provided by the present invention, please refer to fig. 1, fig. 2, fig. 3, and fig. 4, a third rope guiding wheel 231 is disposed on the top of the mast support 23, the third rope guiding wheel 231 is rotatably disposed on the mast support 23, and the axis of the third rope guiding wheel 231 is parallel to the axis of the first rope guiding wheel 32. The third rope guide wheel 231 is rotatably arranged at the top of the mast support 23, when a field fault car is pulled, the steel wire rope on the rescue winch 211 can be wound to the lower surface of the first rope guide wheel 32 from the upper surface of the third rope guide wheel 231 and then connected with the fault car, the interference of the connecting frame 22 and the mast support 23 with the steel wire rope on the rescue winch 211 can be effectively avoided, the steel wire rope on the rescue winch 211 can be ensured not to interfere with other parts when the fault car is pulled to the back-feeding flat plate 3, and therefore the normal pulling of the fault car is not influenced.

Referring to fig. 1, 5 and 8, the axis of the second rope guiding wheel 33 is perpendicular to the placing surface, and two rope guiding devices 36 are arranged on one side of the second rope guiding wheel 33 close to the first rope guiding wheel 32, and the two rope guiding devices 36 are respectively positioned at the inlet and the outlet of the second rope guiding wheel 33. The first guide sheave 32 has an axis parallel to the mounting surface and is disposed perpendicular to the longitudinal direction of the back-feed flat plate 3, and the second guide sheave 33 has an axis perpendicular to the mounting surface. First rope wheel 32 rotates and sets up on the support, support fixed mounting is on placing the face, the axis of first rope wheel 32 with place the length direction that the face parallel arrangement just sent flat board 3 after of face is perpendicular to, can make wire rope along send flat board 3 length direction after and be on a parallel with the direction of placing the face extend to the direction of second rope wheel 33 and the axis of second rope wheel 33 perpendicular to place the face and set up the height that can reduce second rope wheel 33, prevent that wire rope or second rope wheel 33 and trouble car from taking place to interfere and leading to the trouble car can't draw and send flat board 3 after to. The arrangement of the rope guide 36 can keep the steel wire rope in a tangent state with the outer circumference of the second rope guide 33 after passing through the rope guide 36, and can prevent the steel wire rope from separating from the second rope guide 33 in the using process when the steel wire rope inclines along the axial direction of the second rope guide 33 at the outer side of the second rope guide 33.

Referring to fig. 1, 5, 8, and 9, the rope guiding device 36 includes a fixing base 361, a first roller 362, and a second roller 363. The fixed seat 361 is fixedly arranged on the back feeding flat plate 3; the first roller 362 is rotatably arranged on the fixed seat 361, and the axis of the first roller 362 is perpendicular to the axis of the second rope guide wheel 33 and parallel to the axis of the first rope guide wheel 32; the second roller 363 is rotatably disposed on the fixing base 361 and is spaced from and parallel to the first roller 362, and the first roller 362 and the second roller 363 form a conveying channel for conveying the steel wire rope. The fixing seat 361 and the second rope guide wheel 33 are installed on the same plane, and the first roller 362 and the second roller 363 are arranged at intervals along the axis direction of the second rope guide wheel 33, so that the extending direction of the conveying channel is tangent to the outer side of the circumference of the second rope guide wheel 33, and the part of the steel wire rope between the rope guide device 36 and the second rope guide wheel 33 can be effectively ensured to be always tangent to the outer side of the second rope guide wheel 33.

Referring to fig. 1 and 7 together, a supporting device is further disposed at the bottom of the rear feeding plate 3, and the supporting device includes a supporting leg 37, a limiting hole 371, a fixing hole 372, and a fixing pin 373. One end of the supporting leg 37 is hinged below the rear feeding flat plate 3, and the other end is provided with a base which is fixedly connected with the ground; the number of the limiting holes 371 is two, and the limiting holes 371 penetrate through the supporting legs 37; the number of the fixing holes 372 is two, the fixing holes are formed in the back feeding flat plate 3, and the limiting holes 371 coincide with the fixing holes 372 when the supporting legs 37 rotate to be in a vertical state on the back feeding flat plate 3; the fixing pin 373 is provided between the support leg 37 and the back feed plate 3 and inside the limiting hole 371, and is used to slide into the fixing hole 372 to fix the support leg 37 on the back feed plate 3. The supporting legs 37 are multiple in number and are respectively arranged on the front side and the rear side of the rear conveying flat plate 3, the supporting legs 37 are rotatably arranged below the rear conveying flat plate 3, each supporting leg 37 comprises an outer sleeve and an inner sleeve, the inner sleeve is slidably arranged inside the outer sleeve, the base is fixedly connected with the inner sleeve, and the outer sleeve is hinged to the lower side of the rear conveying flat plate 3. Still be provided with between inner tube and outer tube and be used for driving interior sleeve pipe at the inside gliding driving piece of outer tube, through interior sleeve pipe of driving piece drive can change the whole length of supporting leg 37 in the inside slip of outer tube, be convenient for supporting and accomodating of supporting leg 37, after the trouble car transports back and send flat board 3, through interior sleeve pipe of driving piece drive to the inside removal of outer tube and rotate the outer tube upwards and rotate and fix the outer tube in back and send flat board 3 bottom through adopting the chain. Two spacing holes 371 and supporting leg 37 and send back dull and stereotyped 3's articulated shaft are located same straight line and two spacing holes 371 uses the axis of supporting leg 37 and the articulated shaft of sending back dull and stereotyped 3 respectively as central symmetry setting along the length direction of supporting leg 37, when using, when supporting leg 37 rotates to vertical state, spacing hole 371 and fixed orifices 372 coincide, through insert fixed pin 373 in fixed orifices 372, can prevent that supporting leg 37 from sending the dull and stereotyped 3 bottom to rotate after, improve supporting leg 37 support in-process stability.

Referring to fig. 1, 2, 3 and 4, a method for using a self-loading rescue ambulance provided by the present invention is now described, which is characterized by comprising the steps of:

1) The vehicle body 1 is driven to the rear conveying flat plate 3, the position of the support frame 25 on the supporting and pulling device 2 is adjusted, the support frame 25 is inserted into the connecting sleeve 34 on the rear conveying flat plate 3, and the position of the support frame 25 is finely adjusted, so that the clamping pin 35 is inserted into the clamping hole 251 to complete the connection of the vehicle body 1 and the rear conveying flat plate 3;

2) The vehicle body 1 is used for driving the flat plate 3 to a fault vehicle site, and the ladder 31 and the supporting legs 37 are placed on the ground;

3) The crawling ladder 31 and the supporting legs 37 are opened, the steel wire rope on the rescue winch 211 is connected with the fault car after bypassing the third rope guide wheel 231, the rescue winch 211 is started to pull the fault car to the back feeding flat plate 3, the fault car is fixed on the back feeding flat plate 3, and the crawling ladder 31 and the supporting legs 37 are folded;

4) After the fault car is pulled to a maintenance site, the steel wire rope on the rescue winch 211 is connected with the head of the fault car after bypassing the first rope guide wheel 32 and the second rope guide wheel 33, the steel wire rope on the self-rescue winch 212 is connected with the head of the fault car after bypassing the third rope guide wheel 231, the rescue winch 211 is started to take up the rope, and the self-rescue winch 212 is controlled to slowly release the rope, so that the head of the fault car can be conveyed to the position of the ladder 31;

5) And removing the steel wire rope on the fault car, retracting the supporting legs 37, and starting the car body 1 of the emergency repair car to move forwards so as to detach the fault car from the rear conveying flat plate 3.

The use method of the self-loading and unloading emergency repair vehicle has the beneficial effects that: compared with the prior art, when a fault vehicle is rescued on site, the rear conveying flat plate 3 can be firstly transported to the site of the fault vehicle, and is connected with the vehicle head of the fault vehicle through the steel wire rope on the rescue winch 211, the fault vehicle is pulled to the rear conveying flat plate 3 through starting the rescue winch 211, the fault vehicle is fixedly arranged on the rear conveying flat plate 3 through a locking chain, and is transported to a maintenance place through the rescue winch, when the fault vehicle is transported to the maintenance place, the fault vehicle can be dismounted from the rear conveying flat plate 3 through the matching of the rescue winch 211 and the self-rescue winch 212, when the fault vehicle is used, the steel wire rope on the rescue winch 211 bypasses the first rope guide wheel 32 and is transported to the rear second rope guide wheel 33, and is connected with the bottom of the vehicle head of the fault vehicle after passing through the second rope guide wheel 33, and is directly connected with the vehicle head through the self-rescue winch 212, the rope is collected and the second winch is controlled to slowly release the rope by controlling the rescue winch 211, the fault car is slowly moved towards the direction of the ladder stand 31 by matching the rescue winch 211 with the self-rescue winch 212, so that the rear wheel of the fault car rolls to the ground through the ladder stand 31, the fault car is inclined on the ladder stand 31, when the head of the fault car is conveyed to the second rope guide wheel 33, the fault car is prevented from sliding downwards by controlling the self-rescue winch 212 to tension the fault car, a steel wire rope on the rescue winch 211 on the head of the fault car is detached from the head of the fault car, the self-rescue winch 212 can be slowly loosened to enable the fault car to be moved to the ground according to self gravity or to enable the emergency car to move forwards so that the fault car is supported off the rear conveying flat plate 3 to finish unloading operation, the operation process is simple, and the unloading work of the fault car from the emergency car can be conveniently completed.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The use method of the self-loading and unloading rescue breakdown van is characterized by comprising the following steps:

the tail part of the vehicle body is provided with a mounting platform;

the second rope guide wheel is arranged on the placing surface at an interval with the first rope guide wheel along the length direction of the rear conveying flat plate and is arranged close to one side of the crawling ladder;

the traction device comprises

the mast support is arranged on the connecting frame in a sliding mode along the vertical direction, a guide sliding groove in sliding fit with the guide sliding surface is formed in the mast support, and the length direction of the guide sliding groove is arranged along the length direction of the mast support; the mast bracket is provided with a plurality of limiting holes along the length direction, and the limiting holes penetrate through the mast bracket and are positioned in the guide sliding grooves;

the bolt is arranged on the connecting frame in a sliding mode and can slide into the limiting hole to fix the mast support on the connecting frame;

the fixed end and the driving end of the second driving piece are respectively hinged to the mast bracket and the support frame and used for driving the support frame to rotate on the mast bracket;

the vehicle body is provided with a fixing piece for fixing the end part of the steel wire rope on the rescue winch, and the steel wire rope on the tow rope winch is used for being connected with the steel wire rope on the rescue winch;

a self-rescue winch is further arranged on the mounting frame and is positioned on one side, close to the rear conveying flat plate, of the self-rescue winch;

the top of the mast bracket is provided with a third rope guide wheel which is rotatably arranged on the mast bracket, and the axis of the third rope guide wheel is parallel to the axis of the first rope guide wheel;

the axis of the second rope guide wheel is perpendicular to the placing surface, two rope guide devices are arranged on one side, close to the first rope guide wheel, of the second rope guide wheel, and the two rope guide devices are located at the inlet and the outlet of the second rope guide wheel respectively;

the use method of the self-loading and unloading rescue breakdown van comprises the following steps:

3) The crawling ladder and the supporting legs are opened, a steel wire rope on the rescue winch is connected with the fault car after bypassing the third rope guide wheel, the rescue winch is started to pull the fault car to the rear conveying flat plate, the fault car is fixed on the rear conveying flat plate, and the crawling ladder and the supporting legs are folded;

4) After the fault car is pulled to a maintenance site, the steel wire rope on the rescue winch bypasses the first rope guide wheel and the second rope guide wheel and then is connected with the head of the fault car, the steel wire rope on the self-rescue winch is directly connected with the car head, the rescue winch is started to take up the rope and control the self-rescue winch to slowly release the rope, so that the head of the fault car can be conveyed to the position of the ladder stand;

5) And removing the steel wire rope on the fault car, retracting the supporting legs, and starting the car body of the emergency repair car to move forwards so as to detach the fault car from the rear conveying flat plate.

2. The use method of the self-loading and unloading emergency repair vehicle according to claim 1, wherein a connecting sleeve is arranged at the bottom of one side, close to the traction supporting device, of the rear conveying flat plate, a sliding hole used for containing the supporting frame is formed in the connecting sleeve, a clamping hole is formed in the side wall of the supporting frame, a clamping pin is further arranged on the side wall of the connecting sleeve, and when the supporting frame slides into the sliding hole, the clamping pin can be inserted into the clamping hole and used for preventing the supporting frame from sliding out of the connecting sleeve.

3. The method of using a self-loading and unloading rescue breakdown vehicle of claim 1, wherein the rope guide includes:

the fixing seat is fixedly arranged on the rear conveying flat plate;

the first roller is rotatably arranged on the fixed seat, and the axis of the first roller is perpendicular to the axis of the second rope guide wheel and is parallel to the axis of the first rope guide wheel;

4. The method of using a self-loading and unloading rescue breakdown vehicle of claim 1, wherein a support device is further provided at the bottom of the evacuation panel, the support device comprising: