CN220530246U

CN220530246U - Guardrail structure of medical transfer trolley

Info

Publication number: CN220530246U
Application number: CN202321854664.5U
Authority: CN
Inventors: 尤青来
Original assignee: Ningbo Hecai Medical Equipment Co ltd
Current assignee: Ningbo Hecai Medical Equipment Co ltd
Priority date: 2023-07-13
Filing date: 2023-07-13
Publication date: 2024-02-27
Anticipated expiration: 2033-07-13

Abstract

The utility model discloses a guardrail structure of a medical transfer vehicle, which comprises a vehicle frame and guardrails, wherein fixed shafts extending in the front-rear direction are arranged on the left side and the right side of the vehicle frame, the guardrails can be arranged on the fixed shafts in an up-down overturning manner, locking pieces are arranged between the fixed shafts and the guardrails, and the locking pieces are used for locking the guardrails and the fixed shafts so that the guardrails are in an upward or transverse state; the guardrail has the advantages that the guardrail can be arranged on the upper side of the frame, horizontally arranged or arranged on the lower side of the frame, and the applicability is good.

Description

Guardrail structure of medical transfer trolley

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a guardrail structure of a medical transfer trolley.

Background

A medical transfer cart is a vehicle that is specially used for handling patients in hospitals for transferring patients from one place to another, such as from an emergency room to a ward.

The medical transfer trolley is characterized in that the left side and the right side of the medical transfer trolley are provided with adjustable guardrails, the structure of each guardrail is as recorded in China patent No. ZL 201621386495.7, the non-magnetic medical transfer trolley comprises a fixed rod fixedly arranged on the side edge of a support panel, a plurality of guardrail bars are arranged on the fixed rod in a row at intervals, the bottom of each guardrail bar is hinged to the fixed rod, the top of each guardrail bar is fixedly connected to the same guardrail bar, and each guardrail bar can rotate in the same direction in a plane formed by the guardrail bars around a hinge point of the guardrail bar. The guardrail can only play simple protective action, and when patient shifts the in-process of sick bed from medical transfer car, because medical transfer car is difficult to the laminating completely with the sick bed generally, can have certain clearance between the two, patient's hand and foot can imbed this clearance department and cause patient's discomfort, so still there is the improvement room.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a guardrail structure of a medical transfer vehicle, which can enable a guardrail to be arranged on the upper side of a vehicle frame, horizontally arranged or arranged on the lower side of the vehicle frame, and has good applicability.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a guardrail structure of medical transfer car, includes frame and guardrail, the left and right sides of frame is provided with the fixed axle that extends along the fore-and-aft direction, the guardrail can overturn from top to bottom set up on the fixed axle, the fixed axle with be provided with the locking piece between the guardrail, the locking piece be used for with the guardrail with the fixed axle is locked, makes the guardrail is up or horizontal state.

Preferably, the locking piece comprises a fixed ring, a mounting seat, a bolt, a handle and a first reset spring, wherein the fixed ring is sleeved on the fixed shaft, the fixed ring is fixedly connected with the fixed shaft, a first limit hole and a second limit hole are formed in the peripheral surface of the fixed ring, the mounting seat is fixedly arranged at the rear end of the guardrail, a guide hole is formed in the mounting seat, one end of the bolt is inserted into the first limit hole or the second limit hole after passing through the guide hole, the handle is fixedly arranged at the other end of the bolt, and the first reset spring is used for enabling the bolt to move towards the direction where the fixed ring is located; when one end of the bolt is inserted into the first limiting hole, the guardrail is in an upward state, and when one end of the bolt is inserted into the second limiting hole, the guardrail is in a transverse state.

Preferably, one end of the guide hole, which faces the fixed ring, is provided with an annular step groove, a circular ring is fixedly arranged on the side face of the bolt, the circular ring is positioned in the step groove, the first return spring is a first compression spring, and two ends of the first compression spring are respectively abutted to the circular ring and the groove bottom of the step groove.

Preferably, the first limiting hole is located in the middle of the outer peripheral surface of the fixed ring, the second limiting hole is located on the outer peripheral surface of the fixed ring and close to the guardrail, a second reset spring is sleeved on the fixed shaft, and the second reset spring is used for enabling the guardrail to move towards the direction where the fixed ring is located.

Preferably, the two ends of the fixed shaft are fixedly connected with the side face of the frame through a fixed seat, an inserting hole is formed in the fixed seat, the end portion of the fixed shaft is inserted into the inserting hole, the second return spring is a second compression spring, the second compression spring is located at the front end of the guardrail, and the two ends of the second compression spring are respectively abutted to the fixed seat and the guardrail.

Preferably, one side of the second limiting hole is communicated with the end face, facing the guardrail, of the fixing ring.

Preferably, the front side surface of the mounting seat is integrally provided with a protection plate which is coated on the surface of the guardrail.

Preferably, a limiting block is fixedly arranged on the protection plate, the limiting block is positioned above the mounting seat, a sliding groove extending along the axis direction of the bolt and a slot extending along the front-rear direction are arranged on the handle, the bottom of the slot is communicated with the sliding groove, the limiting block is positioned in the sliding groove, and a locking block capable of sliding front and rear is arranged at the slot; when one end of the bolt is inserted into the first limit hole or the second limit hole, and the locking block extends into the sliding groove through the slot, the locking block and the limiting block are abutted against one end of the fixing ring.

Preferably, one end of the limiting block, which is far away from the fixed ring, is provided with an inclined guide surface.

Preferably, angle scale marks are arranged on the left side surface and the right side surface of the guardrail.

Compared with the prior art, the utility model has the advantages that the guardrail and the locking piece which can be turned up and down are arranged, and when the guardrail faces upwards and is locked by the locking piece, the guardrail plays a protective role; when the guardrails are horizontally arranged and locked through the locking piece, the guardrails are flush with the upper end face of the sickbed, and can be used for connecting the sickbed so as to fill up the gap between the medical transfer vehicle and the sickbed, namely, a patient is transferred to the sickbed from the medical transfer vehicle after passing through the guardrails, so that the safety is good; when the guardrail is downward, the patient can get off the bed conveniently, and the guardrail and the fixed shaft are locked without a locking piece at the moment, so that the guardrail structure of the medical transfer vehicle is good in applicability.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a part of the present utility model;

FIG. 3 is a schematic diagram of a portion of a second embodiment of the present utility model;

FIG. 4 is a schematic view of a partial explosion structure of the present utility model;

FIG. 5 is a schematic view of a partial cross-sectional structure of the present utility model;

fig. 6 is a schematic view of the structure of the handle in the present utility model.

In the figure: 1. a frame; 2. guard bars; 21. an angle scale mark; 3. a fixed shaft; 4. a locking member; 41. a fixing ring; 411. a first limiting hole; 412. a second limiting hole; 413. a connection hole; 42. a mounting base; 421. a guide hole; 422. a step groove; 43. a plug pin; 431. a circular ring; 44. a handle; 441. a chute; 442. a slot; 45. a first return spring; 5. a second return spring; 6. a fixing seat; 7. a protection plate; 8. a limiting block; 81. a sloped guide surface; 9. and a locking block.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Embodiment one: as shown in fig. 1 and 2, a guardrail structure of a medical transfer vehicle comprises a vehicle frame 1 and a guardrail 2, wherein a bed panel is arranged on the upper end face of the vehicle frame 1, the vehicle frame 1 and the bed panel form the medical transfer vehicle, a fixed shaft 3 extending along the front-back direction is arranged on the left side and the right side of the vehicle frame 1, the guardrail 2 can be vertically overturned and arranged on the fixed shaft 3, a locking piece 4 is arranged between the fixed shaft 3 and the guardrail 2, and the locking piece 4 is used for locking the guardrail 2 and the fixed shaft 3, so that the guardrail 2 is in an upward or transverse state.

When the guardrail 2 faces upwards and is locked by the locking piece 4, the guardrail 2 plays a protective role; when the guardrail 2 is transversely arranged and locked by the locking piece 4, the guardrail 2 is flush with the upper end surface of the sickbed, the guardrail 2 can be used for connecting the sickbed so as to fill up the gap between the medical transfer vehicle and the sickbed, and the guardrail 2 can be used for connecting an operation table, a nursing bed and the like; when the guardrail 2 faces downwards, the guardrail 2 is in a hanging state, and the guardrail 2 and the fixed shaft 3 are not required to be locked by the locking piece 4.

In this embodiment, the left and right sides of the guardrail 2 are provided with angle scale marks 21, the angle scale marks 21 comprise 20 °, 30 °, 40 ° and so on, the angle scale marks 21 correspond to the lifting angle of the back bed panel, and the medical staff can conveniently confirm the lifting angle of the back bed panel.

Embodiment two: as shown in fig. 2 to 4, the rest is the same as the first embodiment, except that the locking member 4 includes a fixing ring 41, a mounting seat 42, a latch 43, a handle 44 and a first return spring 45, the fixing ring 41 is sleeved on the fixing shaft 3, the fixing ring 41 is fixedly connected with the fixing shaft 3, a first limiting hole 411 and a second limiting hole 412 are provided on the outer circumferential surface of the fixing ring 41, the mounting seat 42 is fixedly provided at the rear end of the guardrail 2, a guide hole 421 is provided on the mounting seat 42, one end of the latch 43 is inserted into the first limiting hole 411 or into the second limiting hole 412 after passing through the guide hole 421, the handle 44 is fixedly provided at the other end of the latch 43, and the first return spring 45 is used for moving the latch 43 toward the direction in which the fixing ring 41 is located. It should be noted that, the axis of the first limiting hole 411 extends along the vertical direction, the axis of the second limiting hole 412 extends along the horizontal direction, when one end of the plug 43 is inserted into the first limiting hole 411, the guardrail 2 is in an upward state, and when one end of the plug 43 is inserted into the second limiting hole 412, the guardrail 2 is in a transverse state.

In this embodiment, the fixing ring 41 is provided with a connection hole 413, and the fixing shaft 3 is provided with a screw hole and a bolt, and the bolt passes through the connection hole 413 and is in threaded connection with the screw hole.

Embodiment III: as shown in fig. 2 to 5, the rest is the same as the embodiment, except that an annular step groove 422 is provided at one end of the guide hole 421 facing the fixed ring 41, a circular ring 431 is fixedly provided at the side of the latch 43, the circular ring 431 is located in the step groove 422, the first return spring 45 is a first compression spring, and two ends of the first compression spring are respectively abutted to the circular ring 431 and the bottom of the step groove 422.

In this embodiment, the first limiting hole 411 is located in the middle of the outer peripheral surface of the fixed ring 41, the second limiting hole 412 is located on the outer peripheral surface of the fixed ring 41 and is close to the guardrail 2, the second reset spring 5 is sleeved on the fixed shaft 3, and the second reset spring 5 is used for enabling the guardrail 2 to move towards the direction where the fixed ring 41 is located. When the patient needs to be transferred, after the guardrail 2 is unlocked in an upward state, the medical staff horizontally positions the guardrail 2 and pushes and pulls the guardrail 2 along the front side direction, so that the guardrail 2 moves along the front and rear directions, and finally the plug pin 43 is inserted into the second limiting hole 412 to realize locking.

Embodiment four: as shown in fig. 2 and 3, the rest parts are the same as the embodiments, and the difference is that two ends of the fixed shaft 3 are fixedly connected with the side surface of the frame 1 through the fixed seat 6, a jack (not shown in the drawing) is arranged on the fixed seat 6, the end part of the fixed shaft 3 is inserted into the jack, the second return spring 5 is a second compression spring, the second compression spring is positioned at the front end of the guardrail 2, and two ends of the second compression spring are respectively abutted against one fixed seat 6 and the guardrail 2.

In this embodiment, one side of the second limiting hole 412 is communicated with the end face of the fixing ring 41 facing the guardrail 2, so that the medical staff can conveniently align and clamp.

Fifth embodiment: as shown in fig. 1 to 6, the rest parts are the same as the embodiments, except that the front side surface of the mounting seat 42 is integrally provided with a protection plate 7 coated on the surface of the guardrail 2, the hardness of the protection plate 7 is greater than that of the guardrail 2, the guardrail 2 is prevented from being damaged due to collision with the frame 1 in the overturning process, and the service life of the guardrail 2 is prolonged.

In this embodiment, a limiting block 8 is fixedly arranged on the protection plate 7, the limiting block 8 is located above the mounting seat 42, a sliding groove 441 extending along the axial direction of the bolt 43 and a slot 442 extending along the front-rear direction are arranged on the handle 44, the bottom of the slot 442 is communicated with the sliding groove 441, the limiting block 8 is located in the sliding groove 441, and a locking block 9 capable of sliding forwards and backwards is arranged at the slot 442; when one end of the latch 43 is inserted into the first limiting hole 411 or the second limiting hole 412, and the locking block 9 extends into the sliding groove 441 through the slot 442, the locking block 9 abuts against one end of the limiting block 8, which faces the fixing ring 41, so as to lock the latch 43 and the handle 44, and prevent the latch 43 from being separated from the first limiting hole 411 or the second limiting hole 412, so that the safety is better, and the position of the locking block 9 is manually controlled by a medical staff.

In this embodiment, the end of the stopper 8 remote from the fixing ring 41 is provided with a sloped guide surface 81.

The utility model has been described above by way of example with reference to the accompanying drawings, it is clear that the implementation of the utility model is not limited to the above-described manner, but it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted or without any improvement.

Claims

1. The utility model provides a guardrail structure of medical transfer car, includes frame (1) and guardrail (2), its characterized in that the left and right sides of frame (1) is provided with along fixed axle (3) that the fore-and-aft direction extends, guardrail (2) can overturn from top to bottom set up on fixed axle (3), fixed axle (3) with be provided with locking piece (4) between guardrail (2), locking piece (4) are used for with guardrail (2) with fixed axle (3) locking makes guardrail (2) are up or horizontal state.

2. The guardrail structure of the medical transfer cart according to claim 1, characterized in that the locking piece (4) comprises a fixed ring (41), a mounting seat (42), a bolt (43), a handle (44) and a first reset spring (45), the fixed ring (41) is sleeved on the fixed shaft (3), the fixed ring (41) is fixedly connected with the fixed shaft (3), a first limit hole (411) and a second limit hole (412) are formed in the peripheral surface of the fixed ring (41), the mounting seat (42) is fixedly arranged at the rear end of the guardrail (2), a guide hole (421) is formed in the mounting seat (42), one end of the bolt (43) is inserted into the first limit hole (411) or is inserted into the second limit hole (412) after passing through the guide hole (421), the handle (44) is fixedly arranged at the other end of the bolt (43), and the first reset spring (45) is used for enabling the bolt (43) to move towards the direction of the fixed ring (41);

when one end of the bolt (43) is inserted into the first limiting hole (411), the guardrail (2) is in an upward state, and when one end of the bolt (43) is inserted into the second limiting hole (412), the guardrail (2) is in a transverse state.

3. The guardrail structure of a medical transfer cart according to claim 2, characterized in that one end of the guide hole (421) facing the fixed ring (41) is provided with an annular step groove (422), a circular ring (431) is fixedly arranged on the side surface of the plug pin (43), the circular ring (431) is positioned in the step groove (422), the first return spring (45) is a first compression spring, and two ends of the first compression spring are respectively abutted against the circular ring (431) and the groove bottom of the step groove (422).

4. The guardrail structure of the medical transfer cart according to claim 2, wherein the first limiting hole (411) is located in the middle of the outer peripheral surface of the fixed ring (41), the second limiting hole (412) is located on the outer peripheral surface of the fixed ring (41) and is close to the guardrail (2), the second reset spring (5) is sleeved on the fixed shaft (3), and the second reset spring (5) is used for enabling the guardrail (2) to move towards the direction of the fixed ring (41).

5. The guardrail structure of a medical transfer cart according to claim 4, characterized in that two ends of the fixed shaft (3) are fixedly connected with the side surface of the cart frame (1) through a fixed seat (6), a jack is arranged on the fixed seat (6), the end part of the fixed shaft (3) is inserted into the jack, the second return spring (5) is a second compression spring, the second compression spring is located at the front end of the guardrail (2), and two ends of the second compression spring are respectively abutted against the fixed seat (6) and the guardrail (2).

6. The guardrail structure of the medical transfer cart as claimed in claim 4, characterized in that one side of the second limiting hole (412) is communicated with the end face of the fixing ring (41) facing the guardrail (2).

7. The guardrail structure of the medical transfer cart according to claim 2, characterized in that the front side surface of the mounting seat (42) is integrally provided with a protection plate (7) coated on the surface of the guardrail (2).

8. The guardrail structure of the medical transfer cart according to claim 7, characterized in that a limiting block (8) is fixedly arranged on the protection plate (7), the limiting block (8) is positioned above the mounting seat (42), a sliding groove (441) extending along the axis direction of the bolt (43) and a slot (442) extending along the front-back direction are arranged on the handle (44), the bottom of the slot (442) is communicated with the sliding groove (441), the limiting block (8) is positioned in the sliding groove (441), and a locking block (9) capable of sliding forwards and backwards is arranged at the slot (442);

when one end of the bolt (43) is inserted into the first limit hole (411) or the second limit hole (412), the locking block (9) stretches into the sliding groove (441) through the slot (442), and the locking block (9) is abutted with one end of the limiting block (8) facing the fixed ring (41).

9. A guardrail structure of a medical transfer vehicle according to claim 8, characterized in that the end of the stopper (8) remote from the fixing ring (41) is provided with a sloping guide surface (81).

10. The guardrail structure of the medical transfer cart according to claim 1, characterized in that angle scale marks (21) are arranged on the left side surface and the right side surface of the guardrail (2).