Flatcar wheelchair

Abstract

The utility model provides a flatcar wheelchair, which belongs to the technical field of wheelchairs and comprises a seat plate, a backrest hinged to one side of the seat plate, a placing plate hinged to the other side of the seat plate, armrests arranged on two sides of the top of the seat plate, an I-shaped frame arranged at the bottom of the placing plate, first electric telescopic rods arranged on two sides of the bottom of the I-shaped frame, and an I-shaped moving plate arranged at one end of each first electric telescopic rod. Supporting column supporting legs are hinged to the four corners of the bottom of the I-shaped frame, sliding grooves are formed in the inner sides of the supporting column supporting legs, trapezoid sliding blocks are movably connected to the four corners of the I-shaped movable plate and connected into the sliding grooves in a sliding mode, and buffering universal wheels are arranged at the bottoms of the supporting column supporting legs. The auxiliary moving wheels make contact with the ground, the pushing handle is turned over and inserted into the adjusting frame, the pushing handle and the backrest are in a parallel state, the pushing handle is folded below the backrest, and the stress direction is changed so that the device can be conveniently pushed to move.

Description

Technical Field

[0001] The utility model belongs to the technical field of wheelchairs, and in particular relates to a flat wheelchair. Background Art

[0002] The existing flatbed wheelchair is in use, but lacks sunshade and rainproof structure when moving outdoors. During outdoor use, it is necessary to carry sunshade and rainproof equipment manually. The function is single, and it is not convenient to store multiple items. The function is single when in use. Among them, the "a movable flatbed wheelchair transportation tool with sunshade and rainproof structure" disclosed in the application number "CN201920378220.6" is also an increasingly mature technology. Through the arrangement of the oilcloth layer and the sun-proof and heat-insulating layer, the oilcloth layer is waterproof or moisture-proof and moisture-proof, and the sun-proof and heat-insulating layer has the function of blocking ultraviolet rays, which prevents the user from being harmed by ultraviolet rays and being wet by rain. However, the device also has the following defects: it is not convenient to adjust the patient's leg lifting angle and the inclination angle of the backrest when sitting during the use of the equipment. At the same time, it is not convenient to quickly switch the stretcher or bed status to adapt to the emergency in an emergency. At the same time, the shock absorption capacity of the equipment is not high when moving. Utility Model Content

[0003] The purpose of the utility model is to provide a flatbed wheelchair, aiming to solve the problems in the prior art that it is inconvenient to adjust the leg lifting angle and the inclination angle of the backrest when the patient is sitting during use, it is inconvenient to quickly switch the stretcher or bed state to adapt to the emergency situation when an emergency occurs, and the shock absorption ability of the equipment is not high when moving.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a flat wheelchair, comprising a seat plate, one side of the seat plate is hinged with a backrest, and the other side of the seat plate is hinged with a placement plate, and armrests are arranged on both sides of the top of the seat plate, and the bottom of the placement plate is provided with an I-shaped frame, and the first electric telescopic rod is arranged on both sides of the bottom of the I-shaped frame, and an I-shaped movable plate is arranged at one end of the first electric telescopic rod, and the four corners of the bottom of the I-shaped frame are hinged with pillar supporting legs, and the inner side of the pillar supporting legs is provided with a sliding groove, and the four corners of the I-shaped movable plate are movably connected with a trapezoidal sliding block, and the trapezoidal sliding block is slidably connected in the sliding groove, and a buffer universal wheel is arranged at the bottom of the pillar supporting leg, and a concave load-bearing plate is provided on one side of the bottom of the placement plate, and an inclined plug plate is hinged on one side of the concave load-bearing plate, and a connecting groove is distributed on the bottom of one side of the backrest, and the inclined plug plate is snap-connected with the connecting groove.

[0005] In a flatbed wheelchair implementation scheme of the utility model, a second electric telescopic rod is provided on one side of the I-shaped frame, a connecting seat is provided on the top of one side of the placement plate, and one end of the second electric telescopic rod is hinged to the connecting seat.

[0006] In this solution, the second electric telescopic rod is telescopically pushed to push the connecting seat connected thereto, so as to adjust the inclination angle of the placement plate, change the inclination angle of the backrest, and insert the inclination plug plate into the connecting groove to fix the inclination angle of the backrest.

[0007] In an implementation scheme of a flatbed wheelchair of the utility model, a rechargeable storage battery is provided at the bottom of the work-shaped frame.

[0008] In this solution, the first electric telescopic rod and the second electric telescopic rod are powered by a rechargeable battery.

[0009] In an implementation scheme of a flatbed wheelchair of the utility model, a closing groove is provided on the other side of the bottom of the concave load-bearing plate, and closing rods are provided on both sides of the top of the inclined plug plate, and the closing rods are engaged and connected with the closing grooves.

[0010] In this solution, the first electric telescopic rod and the second electric telescopic rod are powered by a rechargeable battery.

[0011] In an implementation scheme of a flatbed wheelchair of the utility model, auxiliary shafts are provided on the tops of both sides of the backrest, auxiliary telescopic support legs are hinged on the outside of the auxiliary shafts, auxiliary movable wheels are provided at one end of the auxiliary telescopic support legs, and a locking sleeve is threadedly connected to one end of the auxiliary shaft.

[0012] In this solution, the auxiliary telescopic support legs are flipped over to store the auxiliary moving wheels into the two sides of the backrest, and the restraining sleeves are rotated to fit tightly against the restraining sleeves. When in the bed state, the connection state of the tilting plug plate is released, the backrest is placed on the concave load-bearing plate, the auxiliary telescopic support legs are flipped over, the auxiliary moving wheels touch the ground, and the restraining sleeves are retightened to fix the position of the auxiliary telescopic support legs.

[0013] In an implementation scheme of a flatbed wheelchair of the utility model, an L-shaped bracket is symmetrically provided on the top of one side of the backrest, a push handle is hinged on one side of the L-shaped bracket, an adjustment frame is provided on the top of the L-shaped bracket, the push handle is snap-connected with the adjustment frame, a limit block is provided on the bottom of one side of the L-shaped bracket, a limit groove is symmetrically provided on one side of the bottom of the push handle, and the limit block is snap-connected with the limit groove.

[0014] In this solution, the push handle on the L-shaped bracket is flipped over, and the limit block is engaged with the limit groove so that the push handle is parallel to the ground, which is convenient for pushing the equipment. When switching the bed state, the limit block and the limit groove are released, the push handle is flipped over, and the push handle is inserted into the adjustment frame so that the push handle and the backrest are parallel. The push handle is folded under the backrest, and the force direction is changed to facilitate pushing the equipment to move.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1) By changing the inclination angle of the backrest and inserting the inclination plug plate into the connecting groove, the inclination angle of the backrest is fixed, and the first electric telescopic rod is extended to drive the type moving plate, and the first electric telescopic rod lifts the seat plate, and then slides with the trapezoidal slider in the slide groove, and at the same time, the type moving plate is pulled out of the trapezoidal slider to extend its length. At this time, the trapezoidal slider pulls the pillar support leg connected to it, adjusts the angle between the pillar support leg and the type frame, and changes the height of the seat plate. The buffer universal wheel improves the stability of the equipment when moving on uneven terrain. When in use, the second electric telescopic rod is extended to push the connecting seat connected to it to adjust the inclination angle of the placement plate;

[0017] 2) Place the backrest on the concave load-bearing plate by flipping the backrest, flip the tilting plug plate and store it on one side of the concave load-bearing plate. When in bed state, release the connection state of the tilting plug plate, place the backrest on the concave load-bearing plate, flip the auxiliary telescopic support legs, and make the auxiliary moving wheels contact the ground. Flip the push handle and insert the push handle into the adjustment frame so that the push handle and the backrest are parallel. The push handle is folded under the backrest to change the force direction to facilitate pushing the equipment to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 This is one of the structural schematic diagrams of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the workpiece frame of the utility model.

[0022] In the figure: 1. seat plate; 2. backrest; 201. auxiliary shaft; 202. auxiliary telescopic support leg; 203. auxiliary moving wheel; 204. restraining sleeve; 205. L-shaped bracket; 206. push handle; 207. adjustment frame; 208. limit block; 209. limit groove; 3. placement plate; 4. armrest; 5. I-shaped frame; 6. first electric telescopic rod; 7. I-shaped moving plate; 71. trapezoidal slider; 8. pillar support leg; 81. slide groove; 9. buffer universal wheel; 10. concave load-bearing plate; 101. closing groove; 11. tilting plug plate; 111. closing rod; 12. connecting groove; 13. second electric telescopic rod; 14. connecting seat; 15. rechargeable battery. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 3 The utility model provides the following technical solutions: a flat wheelchair, comprising a seat plate 1, a backrest 2 is hinged on one side of the seat plate 1, a placement plate 3 is hinged on the other side of the seat plate 1, armrests 4 are arranged on both sides of the top of the seat plate 1, an I-shaped frame 5 is arranged at the bottom of the placement plate 3, a first electric telescopic rod 6 is arranged on both sides of the bottom of the I-shaped frame 5, an I-shaped movable plate 7 is arranged at one end of the first electric telescopic rod 6, pillar support legs 8 are hinged at the four corners of the bottom of the I-shaped frame 5, a slide groove 81 is opened on the inner side of the pillar support leg 8, trapezoidal sliders 71 are movably connected to the four corners of the I-shaped movable plate 7, the trapezoidal slider 71 is slidably connected in the slide groove 81, a buffer universal wheel 9 is arranged at the bottom of the pillar support leg 8, a concave load-bearing plate 10 is arranged on one side of the bottom of the placement plate 3, an inclined plug plate 11 is hinged on one side of the concave load-bearing plate 10, a connecting groove 12 is opened at the bottom of one side of the backrest 2, and the inclined plug plate 11 is engaged with the connecting groove 12.

[0025] For a specific embodiment of a flatbed wheelchair, please refer to Figure 2 A second electric telescopic rod 13 is provided on one side of the work frame 5, and a connecting seat 14 is provided on the top of one side of the placement plate 3, and one end of the second electric telescopic rod 13 is hinged to the connecting seat 14.

[0026] See also Figure 2 When in use, the second electric telescopic rod 13 is telescopically pushed to push the connecting seat 14 connected thereto to adjust the inclination angle of the placement plate 3.

[0027] For a specific embodiment of a flatbed wheelchair, please refer to Figure 2 : A rechargeable battery 15 is provided at the bottom of the work frame 5.

[0028] See also Figure 2 : The first electric telescopic rod 6 and the second electric telescopic rod 13 are powered by a rechargeable battery 15.

[0029] For a specific embodiment of a flatbed wheelchair, please refer to Figure 3 A closing groove 101 is provided on the other side of the bottom of the concave load-bearing plate 10, and closing rods 111 are provided on both sides of the top of the inclined plug plate 11, and the closing rods 111 are engaged and connected with the closing groove 101.

[0030] See also Figure 3When switching the bed state, the second electric telescopic rod 13 is extended to make the placement plate 3 and the seat plate 1 in a horizontal state, the connection state between the tilting plug plate 11 and the connection groove 12 is released, the backrest 2 is flipped to place the backrest 2 on the concave load-bearing plate 10, and the tilting plug plate 11 is flipped and stored in one side of the concave load-bearing plate 10. The closing rod 111 is engaged with the closing groove 101 to fix the position of the tilting plug plate 11.

[0031] For a specific embodiment of a flatbed wheelchair, please refer to Figure 1 : Auxiliary shafts 201 are provided on the top of both sides of the backrest 2, and auxiliary telescopic support legs 202 are hinged outside the auxiliary shafts 201. One end of the auxiliary telescopic support legs 202 is provided with auxiliary moving wheels 203, and one end of the auxiliary shaft 201 is threadedly connected with a locking sleeve 204.

[0032] See also Figure 1 : When in wheelchair state, loosen the restraining sleeve 204, flip the auxiliary telescopic supporting leg 202 to store the auxiliary moving wheel 203 into the two sides of the backrest 2, rotate the restraining sleeve 204 to fit tightly against the restraining sleeve 204, and when in bed state, release the connection state of the tilting plug plate 11, place the backrest 2 on the concave load-bearing plate 10, flip the auxiliary telescopic supporting leg 202, the auxiliary moving wheel 203 contacts the ground, and re-tighten the restraining sleeve 204 to fix the position of the auxiliary telescopic supporting leg 202.

[0033] For a specific embodiment of a flatbed wheelchair, please refer to Figure 2 An L-shaped bracket 205 is symmetrically provided on the top of one side of the backrest 2, a push handle 206 is hinged on one side of the L-shaped bracket 205, an adjustment frame 207 is provided on the top of the L-shaped bracket 205, the push handle 206 is snap-connected with the adjustment frame 207, a limit block 208 is provided on the bottom of one side of the L-shaped bracket 205, a limit groove 209 is symmetrically provided on one side of the bottom of the push handle 206, and the limit block 208 is snap-connected with the limit groove 209.

[0034] See also Figure 2 : In the wheelchair state, flip the push handle 206 on the L-shaped bracket 205, engage the limit block 208 with the limit groove 209, so that the push handle 206 is parallel to the ground, which is convenient for pushing the equipment. When switching to the bed state, release the engagement state of the limit block 208 and the limit groove 209, flip the push handle 206, and insert the push handle 206 into the adjustment frame 207, so that the push handle 206 is parallel to the backrest 2, and the push handle 206 is folded under the backrest 2, changing the force direction to facilitate pushing the equipment to move.

[0035] The utility model provides a flatbed wheelchair, and the specific use method is as follows: the tilt angle of the backrest 2 is changed and the tilt plug plate 11 is inserted into the connecting groove 12 to fix the tilt angle of the backrest 2, and the first electric telescopic rod 6 is extended to drive the type moving plate 7, and the first electric telescopic rod 6 lifts the seat plate 1, and at this time, the type moving plate 7 and the trapezoidal slider 71 slide in the slide groove 81, and at the same time, the type moving plate 7 and the trapezoidal slider 71 rotate, and at this time, the trapezoidal slider 71 pulls the support leg 8 connected thereto, and adjusts the clamping position between the support leg 8 and the type frame 5. The angle of the seat plate 1 is changed, and the height of the seat plate 1 is changed. The stability of the equipment when moving on uneven terrain is improved by buffering universal wheels 9. When in use, the second electric telescopic rod 13 is extended and pushed to push the connecting seat 14 connected thereto to adjust the inclination angle of the placement plate 3. When switching the bed state, the second electric telescopic rod 13 is extended to put the placement plate 3 and the seat plate 1 in a horizontal state, and the connection state between the inclined plug plate 11 and the connecting groove 12 is released. The backrest 2 is flipped over to place the backrest 2 on the concave load-bearing plate 10, and the inclined plug plate 11 is flipped over and stored into one side of the concave load-bearing plate 10. The closing rod 111 is engaged with the closing groove 101 to fix the position of the tilting plug plate 11. In the wheelchair state, the locking sleeve 204 is loosened, and the auxiliary telescopic support legs 202 are turned over to store the auxiliary moving wheels 203 into the two sides of the backrest 2, and the locking sleeve 204 is rotated to be close to the locking sleeve 204. In the bed state, the connection state of the tilting plug plate 11 is released, the backrest 2 is placed on the concave load-bearing plate 10, the auxiliary telescopic support legs 202 are turned over, the auxiliary moving wheels 203 contact the ground, and the locking sleeve 204 is tightened again to lock the auxiliary telescopic support legs 20 2 position, in the wheelchair state, flip the push handle 206 on the L-shaped bracket 205, engage the limit block 208 with the limit groove 209, so that the push handle 206 is parallel to the ground, which is convenient for pushing the equipment, and when switching to the bed state, release the engagement state of the limit block 208 and the limit groove 209, flip the push handle 206, and insert the push handle 206 into the adjustment frame 207, so that the push handle 206 is parallel to the backrest 2, and the push handle 206 is folded under the backrest 2, and the force direction is changed to facilitate pushing the equipment to move.

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A flatbed wheelchair, comprising a seat plate (1), characterized in that: A backrest (2) is hingedly connected to one side of the seat plate (1), a placement plate (3) is hingedly connected to the other side of the seat plate (1), armrests (4) are arranged on both sides of the top of the seat plate (1), a work-shaped frame (5) is arranged at the bottom of the placement plate (3), first electric telescopic rods (6) are arranged on both sides of the bottom of the work-shaped frame (5), an work-shaped movable plate (7) is arranged at one end of the first electric telescopic rod (6), pillar support legs (8) are hingedly connected to the four corners of the bottom of the work-shaped frame (5), and a slide groove (8) is arranged on the inner side of the pillar support leg (8). 1), the four corners of the industrial movable plate (7) are movably connected with trapezoidal sliders (71), the trapezoidal sliders (71) are slidably connected in the slide grooves (81), the bottom of the pillar support legs (8) are provided with buffer universal wheels (9), one side of the bottom of the placement plate (3) is provided with a concave load-bearing plate (10), one side of the concave load-bearing plate (10) is hinged with an inclined plug plate (11), and the bottom of one side of the backrest (2) is provided with connecting grooves (12), and the inclined plug plate (11) is snap-fitted and connected with the connecting grooves (12).

2. A flatbed wheelchair according to claim 1, characterized in that: A second electric telescopic rod (13) is provided on one side of the work frame (5), a connecting seat (14) is provided on the top of one side of the placement plate (3), and one end of the second electric telescopic rod (13) is hingedly connected to the connecting seat (14).

3. A flatbed wheelchair according to claim 1, characterized in that: A rechargeable storage battery (15) is provided at the bottom of the work frame (5).

4. A flatbed wheelchair according to claim 1, characterized in that: A closing groove (101) is provided on the other side of the bottom of the concave load-bearing plate (10), and closing rods (111) are provided on both sides of the top of the inclined plug plate (11), and the closing rods (111) are snap-fitted and connected with the closing groove (101).

5. A flatbed wheelchair according to claim 1, characterized in that: Auxiliary shafts (201) are provided at the top of both sides of the backrest (2); auxiliary telescopic support legs (202) are hingedly connected to the outside of the auxiliary shafts (201); auxiliary moving wheels (203) are provided at one end of the auxiliary telescopic support legs (202); and a locking sleeve (204) is threadedly connected to one end of the auxiliary shafts (201).

6. A flatbed wheelchair according to claim 1, characterized in that: An L-shaped bracket (205) is symmetrically arranged on the top of one side of the backrest (2), a push handle (206) is hinged on one side of the L-shaped bracket (205), an adjustment frame (207) is arranged on the top of the L-shaped bracket (205), the push handle (206) is snap-connected with the adjustment frame (207), a limit block (208) is arranged on the bottom of one side of the L-shaped bracket (205), a limit groove (209) is symmetrically arranged on one side of the bottom of the push handle (206), and the limit block (208) is snap-connected with the limit groove (209).

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