CN114712104A - A reclining flat seat mechanism - Google Patents

Abstract

A reclining seat mechanism belongs to the technical field of medical equipment; it includes a moving box, the top of the moving box is provided with a seat body that can lie flat, and the seat body includes a seat cushion, a backrest, a toprest, Calf support pad and foot rest, the seat cushion, backrest, top rest, calf support pad and foot rest are all provided with a first reinforcing frame; the present invention passes the seat cushion, backrest, top rest, The calf support pad and the foot rest are connected to each other through a rotatable second hinge frame, and the calf support pad and the foot rest are connected to each other through a rotatable first hinge frame, through the seat cushion and the backrest They are connected to each other through a third hinge frame, so that the entire seat body can be rotated and adjusted, so that it has better comfort. At the same time, through the four Mecanum wheels set inside the moving box, it can achieve forward, backward, left and right horizontal A variety of walking methods such as moving, oblique moving, and in-situ rotation.

Description

A reclining flat seat mechanism

technical field

The invention belongs to the technical field of medical equipment, and in particular relates to a reclining flat seat mechanism.

Background technique

Medical equipment refers to instruments, equipment, appliances, materials or other items that are used alone or in combination on the human body, and also includes required software. Medical equipment is the most basic element of medical treatment, scientific research, teaching, institutions, and clinical disciplines, including professional medical equipment and household medical equipment.

In some nursing homes and other medical places, when the patients who cannot walk and need to be in wheelchairs are accompanied by personnel, once the personnel need to be transferred to the hospital bed or other positions, they generally need personnel to stand in person, which is very laborious.

SUMMARY OF THE INVENTION

The present invention mainly solves the technical problems existing in the above-mentioned prior art, and provides a reclining flat seat mechanism.

The above technical problems of the present invention are mainly solved by the following technical solutions: a reclining seat mechanism, including a moving box, the top of the moving box is provided with a seat body that can lie flat, the seat The body includes a seat cushion, a backrest, a top rest, a calf support pad and a foot rest, and a first reinforcing frame is arranged in the seat cushion, backrest, top rest, calf support pad and foot rest, and the bottom of the seat cushion is provided with a first reinforcement frame. A lifting box is provided, the bottom of the lifting box is plugged on the moving box, the inside of the moving box is provided with a lifting mechanism for increasing the height of the lifting box, the bottom of the seat cushion is provided with a first power mechanism, and the first power mechanism is arranged at the bottom of the seat cushion. One end of a power mechanism is connected to the backrest, the other end of the first power mechanism is connected to the seat cushion, the rear end of the seat cushion is provided with two sets of first hinge brackets, and the bottom of the backrest is connected to the seat cushion. A hinged frame is connected to each other, the first power mechanism is arranged inside the lift box, and the top of the lift box is respectively provided with a front slot and a rear slot for the extension of the first power mechanism. Two sets of second hinged frames are arranged between the backrests, and the toprests are interconnected with the backrest through two sets of second hinged frames. A second power mechanism is arranged on the side, the top output end of the second power mechanism is rotatably connected to the seat cushion, the calf support pad is connected to the seat cushion through the second power mechanism, and the foot support is arranged at the front end of the calf support pad Below the two sets of third hinged brackets, and two sets of third hinged brackets are arranged at the joints, the foot rests are connected to each other with the calf support pads through the two sets of third hinged brackets.

Preferably, the bottom of the seat cushion is provided with a seat cushion bottom plate, the seat cushion and the seat cushion bottom plate are connected to each other by a first reinforcing frame, and the left and right sides of the seat cushion bottom plate are provided with first feeding troughs A first unloading rack is provided downward at the first unloading slot, the top of the first unloading rack is provided with a first auxiliary side stop that can be stretched up and down, and the back side of the backrest is provided with There is a back-to-back base, the back-to-back and the back-to-bottom are connected to each other through a first reinforcing frame, and the left and right sides of the back-to-bottom are provided with a second feeding slot, and the second feeding slot is A second unloading rack is provided at the front of the second unloading rack, a second auxiliary side stop that can be retracted forward and backward is arranged on the front side, and a first through groove is opened on the backrest bottom plate. A connecting seat is provided, the connecting seat is interconnected with the corresponding first reinforcing frame, one end of the first power mechanism is interconnected with the connecting seat, the back of the top is provided with a bottom plate, and the top and the bottom are connected to each other. The backrests are connected to each other through a first reinforcing frame, and the two second hinge frames are connected between the top and backrests, the back of the calf support pad is provided with a calf support The support pad and the bottom plate of the calf support pad are connected to each other through a first reinforcing frame, the second power mechanism is arranged on the back of the bottom plate of the calf support pad, the bottom of the foot support is provided with a foot support bottom plate, and the foot support and the foot support The supporting plates are connected to each other through the first reinforcing frame.

Preferably, the second power mechanism includes a first lifting screw motor unit, a guide rail and a guide seat, the first lifting screw motor unit is connected to the back of the calf support pad bottom plate, and its output end is upward and the seat pad bottom plate The bottoms of the two guide seats are connected to each other by a hinge piece, the two guide seats are embedded on the bottom plate of the calf support pad, the guide rail is arranged between the two guide seats, and the tops of the two guide seats are connected to the seat cushion through a hinge piece the bottom of the base plate.

Preferably, the first power mechanism includes a top connecting frame, a second lifting screw motor unit, a third lifting screw motor unit, a front link and an auxiliary wheel, and the top connecting frame is arranged inside the lifting box, so The second lifting screw motor unit and the third lifting screw motor unit are respectively arranged on the front and rear sides below the top connecting frame, and the top of the second lifting screw motor unit extends upward through the rear slot and is mutually connected with the connecting seat. Hinged, the top of the third lifting screw motor unit extends upward through the front notch, the middle part of the front link is hinged with the output end of the third lifting screw motor unit, and the auxiliary wheel is connected to the front link On one end, the top of the front link and the bottom of the seat cushion bottom plate are connected by a hinge piece, and the front link extends to the back of the calf support pad, and the auxiliary wheel touches the back of the bottom of the calf support pad.

Preferably, the top of the lifting box is provided with a top sealing plate, the front and rear notches are both set on the top sealing plate, the top of the top sealing plate is provided with a mounting bracket, and the seat body passes through The installation frame is connected to the lifting box, the bottom of the lifting box is provided with a bottom connecting frame, the lifting box is arranged inside the moving box through the bottom connecting frame, and the top of the lifting mechanism is connected with the top sealing plate.

Preferably, the moving box includes a second reinforcement frame, an outer casing, a plurality of Myron power frames, a plurality of Mecanum wheels, a battery and a battery frame, and the outer casing is sleeved on the surface of the second reinforcement frame , a plurality of the Myron power frames are arranged at the four corners inside the second reinforcement frame, and a plurality of the Mecanum wheels are arranged on the output end of the Myron power frame, and the surface thereof penetrates the second reinforcement frame and the ground downward. contact, the battery racks are arranged on the left and right sides of the second reinforcement frame, the batteries are arranged inside the batteries, the bottom of the lifting mechanism is arranged at the bottom of the second reinforcement frame, and the side of the moving box is provided with Anti-overturning device, the front and rear sides of the outer casing are provided with light tubes, the side of the light tube on one side is provided with an emergency stop switch for controlling the power off of the entire battery, and the four sides of the outer casing are An infrared ranging sensor head is provided, and one side of the outer casing is provided with a plug for powering the battery.

Preferably, the lifting mechanism includes a fourth lifting screw motor unit, a first rear hinge seat, a second rear hinge seat, a scissor arm, a top slide plate, a bottom slide plate, a front hinged long slide and a front hinged short slide, The top sliding plate is fixedly connected to the top sealing plate, the bottom sliding plate is arranged at the bottom of the second reinforcing frame, the first rear hinge seat is respectively arranged at the top and bottom of the rear end of the scissor arm, and the first rear hinge seat is located at the top. A rear hinged seat is connected with the top sealing plate, the first rear hinged seat at the bottom is connected with the second reinforcement frame, the front hinged long sliding seat is arranged to be rotatably connected with the bottom of the front end of the scissor arm, the The front hinged long slides are respectively slidably connected with the two bottom slides at the bottom, the top front ends of the bottom slides are fixedly provided with a limit baffle plate, and the front hinged short slides and the front ends of the scissor arms are rotatably connected to each other, The front hinged short sliding seats are respectively connected with the two top sliding plates in sliding connection with each other.

Preferably, the second rear hinged seat is arranged between the two first rear hinged seats and is interconnected with the bottom of the second reinforcing frame, and the rear end of the fourth lifting screw motor unit is connected to the second rear hinged seat The front end of the fourth lifting screw motor group and the middle part of the front hinged long sliding seat are rotatably connected with each other.

The beneficial effects that the present invention has:

1. The entire seat body is connected to each other through the seat cushion, backrest, top rest, calf support pad and foot rest. The rotatable first hinged frame is connected to each other, and the seat cushion and the backrest are connected to each other through the third hinged frame, so that the entire seat body can be rotated and adjusted, so as to have better comfort. Four Mecanum wheels make it possible to realize various walking modes such as forward, backward, left and right lateral movement, oblique movement, and in-situ rotation. An anti-overturning device that can be installed according to specific needs is installed on the outside of the moving box to increase the overall The safety of the device when moving is to avoid flipping over, and at the same time, it is matched with the infrared ranging sensor head set on the four sides of the mobile box, so that when the patient is not paying attention, he can move the surface to the wall. The collision occurs on the side of the body or some objects, thereby greatly increasing the safety performance of the entire device.

2. The output end of the first power mechanism is connected to the backrest and the calf support pad respectively, and the second lift screw motor group inside the first power mechanism can drive the backrest to rotate at the seat cushion through the output end, so as to Drive it parallel to the entire seat cushion, and cooperate with the third lifting screw motor group inside the second power mechanism to drive the front link and auxiliary wheel at the front end, which can drive the calf support pad connected to the seat cushion to be level with the surface of the seat cushion. , so that the entire seat can be driven to be arranged in a plane, so as to cooperate with the lower lifting box and the internal lifting mechanism, the lifting and lowering can make it more convenient to transport the patient to other beds. And the first auxiliary side blocks located on both sides of the seat cushion can be collected through the first unloading rack, and at the same time the second auxiliary side blocks at the backrest can be stored through the second unloading rack, so that when the patient is lying flat. , which can either limit the position or increase the lying area by descending.

3. By setting the anti-roll device on the side of the mobile box, it is suspended in the normal state. If the wheelchair tilts forward, the anti-roll device will contact the ground to play a supporting role, and then the car will be supported by the support reaction force and the weight of the wheelchair. body back to normal. This kind of device can be installed in front, rear or both sides of the car body according to the actual situation of the car body. By setting the infrared ranging sensor heads on all four sides of the moving box, when the patient moves back and forth under the control, it can automatically control to avoid the whole The device collided.

Description of drawings

Fig. 1 is a kind of three-dimensional structure schematic diagram of the present invention;

2 is a schematic diagram of a front three-dimensional structure of the present invention without a seat body installed;

3 is a schematic diagram of a rear perspective structure of the present invention without a seat body installed;

Fig. 4 is a kind of three-dimensional structure schematic diagram of the moving box of the present invention;

Fig. 5 is a kind of split structure schematic diagram of the moving box of the present invention;

Fig. 6 is a kind of three-dimensional structure schematic diagram of the second power structure of the present invention;

Fig. 7 is a kind of three-dimensional structure schematic diagram of the lifting mechanism of the present invention;

FIG. 8 is a three-dimensional schematic diagram of the first power structure of the present invention.

In the figure: 1. Moving box; 11. Second reinforcement frame; 12. External casing; 13. Myron power frame; 14. Mecanum wheel; 15. Battery; 16. Battery frame; 17. Lamp tube; 18 , plug; 19, infrared ranging sensor head; 110, emergency stop switch; 111, anti-rolling device; 2, lifting box; 21, top sealing plate; 211, rear notch; 212, front notch; 23, mounting frame ; 24, the bottom connecting frame; 31, the seat cushion; 311, the seat cushion bottom plate; 312, the first blanking frame; 313, the first blanking slot; 314, the first auxiliary side stop; Back to the bottom plate; 322, the second unloading rack; 323, the second unloading slot; 324, the second auxiliary side stop; 325, the first through slot; 326, the connecting seat; Bottom plate; 34, the second hinge frame; 35, the calf support pad; 351, the bottom plate of the calf support pad; 36, the foot rest; 361, the foot rest bottom plate; 37, the first reinforcement frame; 38, the third hinge frame; 39, the first 1. A hinged frame; 4. The first power mechanism; 41. The top connecting frame; 42, The second lifting screw motor unit; 43, The third lifting screw motor unit; The second power mechanism; 51, the first lifting screw motor group; 52, the guide rail; 53, the guide seat; 6, the lifting mechanism; 61, the first rear hinge seat; 62, the fourth lifting screw motor group; 63, the first 2. Rear hinged seat; 64, scissor arm; 65, bottom slide plate; 66, front hinged long slide; 67, limit baffle; 68, top slide; 69, front hinged short slide.

Detailed ways

The technical solutions of the present invention will be further described in detail below through embodiments and in conjunction with the accompanying drawings.

Embodiment: a reclining seat mechanism, as shown in Figures 1-8, includes a moving box 1, the top of the moving box 1 is provided with a seat body that can lie flat, and the seat body includes a seat cushion 31, a back The seat cushion 31, the backrest 32, the abutment 33, the calf support pad 35 and the foot rest 36 are all provided with a first reinforcing frame 37. The bottom is provided with a lifting box 2, the bottom of the lifting box 2 is inserted into the moving box 1, the interior of the moving box 1 is provided with a lifting mechanism 6 for raising the height of the lifting box 2, and the bottom of the seat cushion 31 is provided with a first power mechanism 4, One end of the first power mechanism 4 is connected with the backrest 32 , and the other end of the first power mechanism 4 is connected with the seat cushion 31 . The rear end of the seat cushion 31 is provided with two sets of first hinge frames 39 . It is interconnected with the first hinge frame 39, the first power mechanism 4 is arranged inside the lift box 2, and the top of the lift box 2 is respectively provided with a front slot 212 and a rear slot 211 for the extension of the first power mechanism 4. There are two sets of second hinge frames 34 between the bottom of 33 and the backrest 32, the top rest 33 is connected to the backrest 32 through two sets of second hinge frames 34, and the calf support pad 35 is arranged below the front end of the seat cushion 31, The calf support pad 35 and the rear side are provided with a second power mechanism 5 , the top output end of the second power mechanism 5 is rotatably connected to the seat cushion 31 , the calf support pad 35 is connected to the seat cushion 31 through the second power mechanism 5 , and the foot rest 36 is arranged below the front end of the calf support pad 35 , and two sets of third hinge brackets 38 are arranged at the connection between the two sets.

The bottom of the seat cushion 31 is provided with a seat cushion bottom plate 311, the seat cushion 31 and the seat cushion bottom plate 311 are connected to each other by a first reinforcing frame 37, and the left and right sides of the seat cushion bottom plate 311 are provided with first unloading slots 313. The first unloading slot 313 is provided with a first unloading rack 312 downward, the top of the first unloading rack 312 is provided with a first auxiliary side stop 314 that can be stretched up and down, and the back side of the backrest 32 is provided with a backrest The bottom plate 321 , the backrest 32 and the backrest bottom plate 321 are connected to each other by a first reinforcing frame 37 , and the left and right sides of the backrest bottom plate 321 are provided with a second discharging slot 323 , and the second discharging slot 323 is provided with There is a second unloading rack 322, the front of the second unloading rack 322 is provided with a second auxiliary side stop 324 that can be retracted back and forth, and a first through slot 325 is opened on the backrest bottom plate 321, and the first through slot 325 is provided with a The connecting seat 326, the connecting seat 326 and the corresponding first reinforcing frame 37 are connected to each other, one end of the first power mechanism 4 is connected to the connecting seat 326, and the back of the abutment 33 is provided with an abutment base plate 331, abutment base 33 and abutment base plate 331 are connected to each other through the first reinforcing frame 37, and the two second hinge frames 34 are connected between the top-to-bottom bottom plate 331 and the back-to-bottom bottom plate 321. The back of the calf support pad 35 is provided with a calf support pad bottom plate 351, which supports the calf support. The pad 35 and the calf support pad bottom plate 351 are connected to each other through the first reinforcing frame 37, the second power mechanism 5 is arranged on the back of the calf support pad bottom plate 351, the bottom of the foot rest 36 is provided with a foot rest bottom plate 36, the foot rest 36 and The foot rest bottom plates 36 are connected to each other through the first reinforcing frame 37, the second power mechanism 5 includes a first lifting screw motor group 51, a guide rail 52 and a guide seat 53, and the first lifting screw motor group 51 is connected to the bottom of the calf support pad The back side of the plate 351, and its output end is upwardly connected with the bottom of the seat cushion bottom plate 311 through a hinge piece, the two guide seats 53 are embedded on the calf support cushion bottom plate 351, the guide rail 52 is arranged between the two guide seats 53, and The tops of the two guide seats 53 are connected to the bottom of the seat cushion bottom plate 311 through hinge pieces.

The first power mechanism 4 includes a top connecting frame 41, a second lifting screw motor group 42, a third lifting screw motor group 43, a front connecting rod 44 and an auxiliary wheel 45. The top connecting frame 41 is arranged inside the lifting box 2, The second lift screw motor unit 42 and the third lift screw motor unit 43 are respectively disposed on the front and rear sides below the top connecting frame 41 , and the top of the second lift screw motor unit 42 extends upward through the rear slot 211 and is connected to the The seats 326 are hinged to each other, the top of the third lift screw motor unit 43 extends upward through the front slot 212, the middle of the front link 44 is hinged with the output end of the third lift screw motor unit 43, and the auxiliary wheel 45 is connected to the front On one end of the connecting rod 44, the top of the front connecting rod 44 and the bottom of the seat cushion bottom plate 311 are connected by a hinge piece, and the front connecting rod 44 extends to the back of the calf support pad 35, and the auxiliary wheel 45 and the back of the calf support pad bottom plate 351 are mutually connected. touch.

The top of the lifting box 2 is provided with a top sealing plate 21 , the front notch 212 and the rear notch 211 are both set on the top sealing plate 21 , the top of the top sealing plate 21 is provided with a mounting bracket 23 , and the seat body is connected by the mounting bracket 23 On the lifting box 2, the bottom of the lifting box 2 is provided with a bottom connecting frame 24, the lifting box 2 is arranged inside the moving box 1 through the bottom connecting frame 24, the top of the lifting mechanism 6 is connected with the top sealing plate 21, and the moving box 1 includes The second reinforcing frame 11, the outer casing 12, a plurality of Myron power frames 13, a plurality of Mecanum wheels 14, a battery 15 and a battery 15 frame, the outer casing 12 is sleeved on the surface of the second reinforcing frame 11, and many The Myron power racks 13 are arranged at the four corners inside the second reinforcement frame 11 , and a plurality of Mecanum wheels 14 are arranged on the output end of the Myron power rack 13 and the surfaces thereof penetrate downward through the second reinforcement frame 11 and contact the ground , the battery 15 racks are arranged on the left and right sides of the second reinforcement frame 11, the batteries 15 are arranged inside the battery 15, the bottom of the lifting mechanism 6 is arranged at the bottom of the second reinforcement frame 11, and the side of the mobile box 1 is provided with anti-overturning In the device 111, the front and rear sides of the outer casing 12 are provided with light tubes 17, the side of the light tube 17 on one side is provided with an emergency stop switch 110 for controlling the power off of the entire battery 15, and the four sides of the outer casing 12 are provided with There is an infrared ranging sensor head 19 , and one side of the outer casing 12 is provided with a plug 18 for supplying power to the battery 15 .

The lifting mechanism 6 includes a fourth lifting screw motor unit 62, a first rear hinge seat 61, a second rear hinge seat 63, a scissor arm 64, a top slide plate 68, a bottom slide plate 65, a front hinge long slide 66 and a front hinge short The sliding seat 69, the top sliding plate 68 are fixedly connected to the top sealing plate 21, the bottom sliding plate 65 is arranged at the bottom of the second reinforcing frame 11, and the first rear hinge seat 61 is respectively arranged at the top and bottom of the rear end of the scissor arm 64, located at the top The first rear hinge seat 61 is connected with the top sealing plate 21, the first rear hinge seat 61 at the bottom is connected with the second reinforcement frame 11, and the front hinge long sliding seat 66 is arranged to rotate with the bottom of the front end of the scissor arm 64. Connection, the front hinged long sliding seat 66 is slidably connected with the two bottom sliding plates 65 at the bottom respectively, the top front end of the bottom sliding plate 65 is fixedly provided with a limiting baffle 67, the front hinged short sliding seat 69 and the front top of the scissor arm 64 Rotatingly connected to each other, the front hinged short sliding seat 69 is slidably connected to the two top sliding plates 68 respectively, and the second rear hinged seat 63 is arranged between the two first rear hinged seats 61 and is connected to the bottom of the second reinforcing frame 11. The rear end of the fourth lifting screw motor group 62 is rotatably connected to the second rear hinge seat 63 , and the front end of the fourth lifting screw motor group 62 is rotatably connected to the middle of the front hinged long sliding seat 66 .

The principle of the present invention: when the patient sitting on the seat body needs to be changed to the sickbed, after moving to the side of the sickbed through the moving box 1, the first power mechanism 4 is turned on at this time, and the The two lifting screw motor groups 42 are pushed downward, which drives the backrest 32 to move downward. Since the bottom of the backrest 32 and the seat cushion 31 are connected by the first hinge frame 39, the top of the backrest 32 is rotated downward. After reaching the plane parallel to the seat cushion 31, at the same time, the driving of the third lifting screw motor group 43 pushes forward, driving the front link 44 and the front auxiliary wheel 45 to move forward, because the top of the front link 44 and the seat cushion The bottom plate 311 is connected to each other, so that the auxiliary wheel 45 at the front end of the front link 44 will drive the calf support pad 35 at the front end to move upward, and the second power mechanism 5 under the calf support pad 35 is simultaneously opened, so that the output of the first power mechanism 4 The end is connected to the bottom of the seat cushion 31, so that the force is applied again, thereby further increasing the speed of paralleling the calf support cushion 35, so that the entire seat body can be paralleled. The mechanism 6 pushes the front hinged long sliding seat 66 to move forward on the bottom sliding plate 65 through the fourth lifting screw motor group 62 below, thereby driving the scissor arm 64 to push upward, thereby driving the entire seat connected to the top sealing plate 21. The body is raised and moved to the same height as the bed, which is convenient for the transfer of the patient;

At the same time, when in the seat state, the four Mecanum wheels 14 at the bottom of the moving box 1 can be used to move back and forth, and the position control can be performed in conjunction with the multiple infrared ranging sensor heads 19 arranged on the side to avoid collision.

Finally, it should be pointed out that the above embodiments are only representative examples of the present invention. Obviously, the present invention is not limited to the above-mentioned embodiments, and many modifications are possible. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention shall be considered to belong to the protection scope of the present invention.

Claims (8)

1. A reclining seat mechanism, comprising a moving box (1), characterized in that: the top of the moving box (1) is provided with a seat body that can lie flat, and the seat body comprises a seat cushion ( 31), backrest (32), top rest (33), calf support pad (35) and foot rest (36), the seat cushion (31), backrest (32), top rest (33), calf support A first reinforcing frame (37) is provided in both the cushion (35) and the foot support (36), a lifting box (2) is arranged at the bottom of the seat cushion (31), and the bottom of the lifting box (2) is plugged On the moving box (1), a lifting mechanism (6) for raising the height of the lifting box (2) is arranged inside the moving box (1), and a first power mechanism (4) is arranged at the bottom of the seat cushion (31). ), one end of the first power mechanism (4) is connected with the backrest (32), and the other end of the first power mechanism (4) is connected with the seat cushion (31), the seat cushion (31) The rear end is provided with two sets of first hinged frames (39), the bottom of the backrest (32) is connected with the first hinged frame (39), and the first power mechanism (4) is arranged in the lift box (2). ), the top of the lift box (2) is respectively provided with a front slot (212) and a rear slot (211) to facilitate the extension of the first power mechanism (4). Two sets of second hinge frames (34) are arranged between the backrests (32), the top rests (33) are connected to the backrest (32) through two sets of second hinge frames (34), and the calf support pads (35) is arranged below the front end of the seat cushion (31), the lower leg support pad (35) and the rear side are provided with a second power mechanism (5), and the top output end of the second power mechanism (5) is connected to the seat cushion (31) Rotationally connected to each other, the calf support pad (35) is connected to the seat cushion (31) through the second power mechanism (5), and the foot support (36) is arranged below the front end of the calf support pad (35) , and two sets of third hinged brackets (38) are arranged at the connection between the two, and the foot support (36) is connected to the calf support pad (35) through the two sets of third hinged brackets (38). 2. A reclining seat mechanism according to claim 1, characterized in that: the bottom of the seat cushion (31) is provided with a seat cushion bottom plate (311), the seat cushion (31) and the seat cushion The bottom plates (311) are connected to each other by a first reinforcing frame (37), and first feeding slots (313) are provided on the left and right sides of the seat cushion bottom plate (311). (313) is provided with a first unloading rack (312) downward, the top of the first unloading rack (312) is provided with a first auxiliary side stop (314) that can be stretched up and down, the backrest (32) The rear side of the A second unloading slot (323) is provided on both sides, a second unloading rack (322) is arranged at the second unloading slot (323), and the front side of the second unloading rack (322) A second auxiliary side stop (324) that can be retracted back and forth is provided, a first through groove (325) is opened on the backrest bottom plate (321), and a connecting seat (326) is arranged at the first through groove (325) ), the connecting seat (326) is connected with the corresponding first reinforcing frame (37), one end of the first power mechanism (4) is connected with the connecting seat (326), and the back of the abutting (33) A top-up base plate (331) is provided, and the top-up base (33) and the abutment base plate (331) are connected to each other through a first reinforcing frame (37), and the two second hinge frames (34) are connected to each other. Between the bottom plate (331) and the bottom plate (321), the back of the calf support pad (35) is provided with a calf support pad bottom plate (351), the calf support pad (35) and the calf support pad bottom plate ( 351) are connected to each other by a first reinforcing frame (37), the second power mechanism (5) is arranged on the back of the calf support pad bottom plate (351), and the bottom of the foot rest (36) is provided with a foot rest bottom plate (361), the foot support (36) and the foot support bottom plate (361) are connected to each other through a first reinforcement frame (37). 3. A reclining seat mechanism according to claim 2, wherein the second power mechanism (5) comprises a first lifting screw motor group (51), a guide rail (52) and a guide seat (53), the first lifting screw motor unit (51) is connected to the back of the calf support pad bottom plate (351), and its output end is connected upward with the bottom of the seat pad bottom plate (311) through a hinge piece, and the two The guide seat (53) is embedded on the bottom plate (351) of the calf support pad, the guide rail (52) is arranged between the two guide seats (53), and the tops of the two guide seats (53) are hinged The sheet is attached to the bottom of the seat cushion bottom plate (311). 4. A reclining seat mechanism according to claim 3, characterized in that: the first power mechanism (4) comprises a top connecting frame (41), a second lifting screw motor group (42), The third lifting screw motor group (43), the front connecting rod (44) and the auxiliary wheel (45), the top connecting frame (41) is arranged inside the lifting box (2), the second lifting screw is electrically The unit (42) and the third lifting screw motor unit (43) are respectively arranged on the front and rear sides below the top connecting frame (41), and the top of the second lifting screw motor unit (42) passes through the rear slot (211). ) extends upward and is mutually hinged with the connecting seat (326), the top of the third lifting screw motor unit (43) extends upward through the front notch (212), and the middle of the front link (44) is connected to the third The output ends of the lifting screw motor unit (43) are hinged with each other, the auxiliary wheel (45) is connected to one end of the front connecting rod (44), and the top of the front connecting rod (44) is connected to the bottom of the seat cushion bottom plate (311). The bottoms are connected by hinge pieces, and the front link (44) extends to the back of the calf support pad (35), and the auxiliary wheel (45) touches the back of the bottom plate (351) of the calf support pad. 5. A reclining flat seat mechanism according to claim 1, characterized in that: the top of the lift box (2) is provided with a top sealing plate (21), the front notch (212) and the rear The notches (211) are all set on the top sealing plate (21), a mounting bracket (23) is provided on the top of the top sealing plate (21), and the seat body is connected to the lifting box (23) through the mounting bracket (23). 2), the bottom of the lifting box (2) is provided with a bottom connecting frame (24), the lifting box (2) is arranged inside the moving box (1) through the bottom connecting frame (24), and the lifting mechanism ( The top of 6) is connected with the top sealing plate (21). 6. A reclining flat seat mechanism according to claim 5, characterized in that: the moving box (1) comprises a second reinforcing frame (11), an outer casing (12), a plurality of Myron powers A frame (13), a plurality of Mecanum wheels (14), a battery (15) and a battery frame (16), the outer casing (12) is sleeved on the surface of the second reinforcement frame (11), and the plurality of all The Myron power frame (13) is arranged at the inner four corners of the second reinforcement frame (11), and the multiple Mecanum wheels (14) are all arranged on the output end of the Myron power frame (13) and the surfaces thereof face The bottom penetrates the second reinforcing frame (11) in contact with the ground, the battery frame (16) is arranged on the left and right sides of the second reinforcing frame (11), and the batteries (15) are all arranged inside the battery (15), so The bottom of the lifting mechanism (6) is arranged at the bottom of the second reinforcing frame (11), the side of the moving box (1) is provided with an anti-overturning device (111), and the front and rear sides of the outer casing (12) Lamp tubes (17) are provided inside, and an emergency stop switch (110) for controlling the power off of the entire battery (15) is arranged on the side of the lamp tube (17) on one side. Each side surface is provided with an infrared ranging sensor head (19), and one side of the outer casing (12) is provided with a plug (18) for supplying power to the battery (15). 7. A reclining flat seat mechanism according to claim 6, characterized in that: the lifting mechanism (6) comprises a fourth lifting screw motor group (62), a first rear hinge seat (61), Second rear hinged seat (63), scissor arm (64), top slide (68), bottom slide (65), front hinged long slide (66) and front hinged short slide (69), the top slide (68) is fixedly connected to the top sealing plate (21), the bottom sliding plate (65) is arranged at the bottom of the second reinforcing frame (11), and the first rear hinge seat (61) is respectively arranged on the scissor arm ( 64) The top and bottom of the rear end, the first rear hinge seat (61) at the top is connected to the top sealing plate (21), and the first rear hinge seat (61) at the bottom is connected to the second reinforcement frame ( 11) Connected to each other, the front hinged long sliding seat (66) is arranged to be mutually rotatably connected with the front end bottom of the scissor arm (64), and the front hinged long sliding seat (66) is respectively connected with the two bottom slide plates (65) at the bottom. ) are slidably connected to each other, the top front end of the bottom slide plate (65) is fixedly provided with a limiting baffle plate (67), and the front hinged short sliding seat (69) and the front end top of the scissor arm (64) are rotatably connected to each other, The front hinged short sliding seats (69) are respectively slidably connected with the two top sliding plates (68). 8. A reclining flat seat mechanism according to claim 7, wherein the second rear hinge seat (63) is arranged between the two first rear hinge seats (61) and is connected with the second rear hinge seat (61) The bottoms of the reinforcing frame (11) are connected to each other, the rear end of the fourth lift screw motor unit (62) and the second rear hinge seat (63) are rotatably connected to each other, and the fourth lift screw motor unit (62) The front end and the middle part of the front hinged long sliding seat (66) are rotatably connected to each other.

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