CN110353426A - A kind of shower foldable chair bed - Google Patents

Abstract

The patent of the present invention relates to a shower folding chair bed, which has a bottom frame and a seat. The seat includes a seat cushion bracket, a backrest bracket, a seat cushion, and a backrest. Armrests are symmetrically arranged on both sides of the seat cushion bracket; There is a lifting device, the lifting device includes a lifting link, a transfer box, a first driving device and a driven rotating rod, one end of the lifting link is rotatably connected to the chassis, and the other end of the lifting link is rotatably arranged in the transfer box, and the first The two ends of the driving device are respectively connected with the transfer box and the backrest support in rotation, one end of the driven rotating rod is fixedly connected with the transfer box, and the other end of the driven rotating rod is fixedly connected with the seat cushion support; The assembly includes a leg bracket, a second driving device and a leg pad, two ends of the second driving device are respectively connected with the seat cushion bracket and the leg bracket for rotation; a hydraulic cylinder is fixed on the bottom frame, and the hydraulic cylinder rotates with the lifting link connect. The invention has exquisite structure, safety and practicality.

Description

A shower folding chair bed

technical field

The patent of the present invention relates to a shower folding chair bed.

Background technique

For most of the elderly, with the increase of physiological age, the physiological function begins to decline, the physical strength has declined, and it becomes more and more difficult to take a bath. The method adopted by most families is to come with the help of children or nanny. Taking a bath, but the pace of work in modern life is accelerated, and the pressure of life is high. Many people may not have much energy to bathe the elderly. In addition, the elderly themselves will feel embarrassed. The shower chair in the existing technology can help the elderly take a bath, but For some elderly or disabled people with paralysis or high paralysis, when sitting in a shower chair to take a bath, because of paralysis, they may roll over or fall over, which is extremely inconvenient.

Invention patent content

The purpose of the patent of the present invention is to provide a folding shower chair bed with compact structure and good adjustability, which is practical and efficient.

The technical solution to achieve the purpose of the patent of the present invention is: the patent of the present invention has a base frame and a seat, and the seat includes a seat cushion bracket, a backrest bracket rotatably connected with the seat cushion bracket, a seat cushion fixedly arranged on the seat cushion bracket, and a seat fixedly arranged on the seat cushion bracket. The backrest on the backrest bracket and the seat cushion bracket are symmetrically provided with armrests on both sides;

A lifting device is symmetrically arranged between the above-mentioned chassis and the seat. The lifting device includes a lifting link, a relay box, a first driving device, and a driven rotating rod. One end of the lifting link is rotatably connected to the chassis, and the lifting link The other end of the rod is rotatably arranged in the relay box, one end of the first driving device is rotatably arranged on the relay box, the other end of the first driving device is rotatably connected with the backrest bracket, and one end of the driven rotation rod is fixedly connected with the relay box, from The other end of the rotating rod is fixedly connected with the seat cushion bracket;

A calf assembly is rotatably provided on the end of the seat cushion bracket away from the backrest bracket, and the lower leg assembly includes a leg bracket rotatably connected to the seat cushion bracket, a second driving device, and a leg pad fixed on the leg bracket, the second One end of the driving device is rotatably connected with the seat cushion bracket, and the other end of the second driving device is rotatably connected with the leg bracket;

A hydraulic cylinder is fixed on the bottom frame, and the telescopic end of the hydraulic cylinder is rotatably connected with the lifting link.

The above-mentioned handrail is a lifting handrail, and the lifting handrail includes a supporting rod, a lifting rod fixedly connected with the supporting rod, and an insert block fixedly arranged on the seat cushion bracket, and the insert block is provided with an insertion hole for the lifting rod to pass through, And a locking handle is arranged on the insertion block, and the lifting rod is fixed on the insertion block by adjusting the locking handle after passing through the jack.

There are at least two lifting rods, and an anti-detachment plate for preventing the lifting rod from coming out is provided below the insert block, and each lifting rod is fixedly connected to the anti-detachment plate after passing through the jack.

The backrest is provided with a headrest for lifting and lowering, the backrest is provided with a lifting groove, the headrest is provided with an inner threaded connecting piece that can pass through the lifting groove, and the back of the backrest is provided with an adjustment knob that is threadedly matched with the inner threaded connecting piece. The pillow is raised and lowered on the backrest through the inner threaded connecting piece in cooperation with the thread of the adjusting knob.

The above-mentioned transfer box is fixedly provided with an extension rod, the leg bracket is provided with a connecting rod, the first driving device is a first gas spring, the telescopic end of the first gas spring is rotatably connected with the backrest bracket, and the other side of the first gas spring is rotatably connected. One end is rotatably connected to the extension rod, the second driving device is a second gas spring, the telescopic end of the second gas spring is rotatably connected to the seat cushion bracket, and the other end of the second gas spring is rotatably connected to the connecting rod.

The backrest support is provided with a push rod, the push rod is provided with a first control handle for controlling the first gas spring, and the seat cushion support is provided with a second control handle for controlling the second gas spring.

The seat cushion is provided with a seat cushion cover, and a bedpan for sitting toilet is arranged below the seat cushion cover, the bedpan is fixed on the seat cushion support, and the bedpan is equipped with a bedpan cover.

The above-mentioned leg brackets are provided with footrests for placing feet.

The hydraulic cylinder is provided with a hydraulic cylinder pedal.

The bottom frame is provided with rollers for moving the shower folding chair bed.

The patent of the present invention has positive effects: (1) the present invention realizes the rotation of the backrest by setting the rotational connection between the seat cushion bracket and the backrest bracket, and realizes the rotation of the leg pad through the rotational connection between the seat cushion bracket and the leg bracket, and through the rotation connection of the seat cushion bracket and the leg bracket. The first driving device and the second driving device respectively limit the rotation of the backrest and the rotation of the leg pads, which effectively solves the problem of topping or overturning in the prior art for high-level paralyzed patients or the elderly when using the shower chair , It is practical and convenient and has good adjustability. At the same time, the use of hydraulic cylinders for lifting and lowering can ensure the smoothness and safety of the lifting process. The adjustment of the leg pads can also give users better comfort.

(2) In the present invention, the handrail is set as a lifting handrail, and the lifting handrail is arranged as a support rod, a lifting rod and an insert block, and the support is supported by the cooperation of the lift rod and the socket on the insert block and the locking of the locking member. The rod can be adjusted, and the height can be adjusted according to the user's requirements, and when the shower folding chair bed is in a chair shape, the armrest can be practical, and when the shower folding chair bed is in a bed shape, it can be used as a bedside guardrail to prevent use It is fully functional, practical and efficient.

(3) The present invention can effectively prevent the lifting rod from being over-adjusted and falling out during the lifting process by arranging the anti-separation plate under the insert block and fixedly connecting the anti-separation plate with the lower end of each lifting rod. Has enhanced protection.

(4) In the present invention, the headrest is arranged on the backrest, and the lifting groove is arranged on the backrest, and the lifting and lowering of the headrest is adjusted through the cooperation of the inner threaded connector and the adjustment knob, and the height of the headrest can be adjusted according to the different heights of the users. Adjustment, while having better adjustability, it also brings comfort to the user.

(5) In the present invention, the first driving device is set as the first gas spring, the second driving device is set as the second gas spring, and the first gas spring is controlled by the first control button, and the second control button is used to control the first gas spring. Controlling the second gas spring, on the one hand, can effectively control the rotation of the leg bracket and the backrest bracket, and on the other hand, it can also facilitate the user's operation and control through the first control handle and the second control handle. .

(6) In the present invention, by arranging the cushion cover on the cushion and the bedpan on the cushion support, it is convenient for the user to sit on the toilet in time when the need to go to the toilet occurs during the bathing process without removing the seat. The chair is used to sit on the toilet, which is convenient and practical.

(7) The present invention provides a place for the user to place their feet when the shower folding chair bed is in the shape of a bed or a chair by providing a footrest, which increases the comfort of the user when using.

(8) In the present invention, by setting a hydraulic cylinder footrest, it is convenient for nurses or assistants to lift and lower the seat cushion by means of footrests, and the operation is convenient.

(9) The present invention can adjust the position according to the user's needs by setting the roller on the base, and when the shower chair is not in use, the forest and the folding bed chair can be moved to the idle position by the roller.

Description of drawings

In order to make the content of the patent of the present invention easier to understand clearly, the following describes the patent of the present invention in further detail according to specific embodiments and in conjunction with the accompanying drawings, wherein

Fig. 1 is the overall structure schematic diagram of the shower folding chair-bed in the present invention;

Figure 2 is a right side view of the overall structure of the folding shower chair and bed in the present invention;

Figure 3 is a left side view of the overall structure of the folding shower chair and bed in the present invention;

4 is a schematic structural diagram of the folding shower chair bed in the shape of a bed in the present invention;

5 is a schematic structural diagram of the connection between the lifting device and the chassis in the present invention;

6 is a schematic diagram of the overall structure of the lifting handrail in the present invention;

7 is an exploded view of the overall structure of the lifting armrest in the present invention;

8 is an exploded view of the connection structure of the headrest and the backrest in the present invention;

9 is an exploded view of the overall structure of the calf assembly in the present invention;

10 is an exploded view of the connection structure of the seat cushion, the seat cushion cover and the bedpan in the present invention.

Detailed ways

1 to 10 , the patent of the present invention has a base frame 1 and a seat 2 , and the seat 2 includes a seat cushion bracket 24 , a backrest bracket 23 rotatably connected to the seat cushion bracket 24 , and a seat cushion 22 fixedly arranged on the seat cushion bracket 24 , and the backrest 21 fixedly arranged on the backrest support 23, and the seat cushion support 24 is symmetrically provided with armrests on both sides;

A lifting device 3 is symmetrically arranged between the bottom frame 1 and the seat 2. The lifting device 3 includes a lifting link 31, a relay box 32, a first driving device, and a driven rotating rod 33. One end is rotatably connected to the bottom frame 1, the other end of the lifting link 31 is rotatably arranged in the relay box 32, one end of the first driving device is rotatably arranged on the relay box 32, and the other end of the first driving device is rotatably connected to the backrest bracket 23. One end of the driven rotating rod 33 is fixedly connected with the relay box 32, and the other end of the driven rotating rod 33 is fixedly connected with the cushion bracket 24. The driven rotating rod 33 is provided with a support that can be used to strengthen the connection stability with the cushion support 24. rod 331;

The end of the seat cushion bracket 24 away from the backrest bracket 23 is rotatably provided with a calf assembly 4 , and the calf assembly 4 includes a leg bracket 41 rotatably connected with the seat cushion bracket 24 , a second driving device, and a leg bracket 41 fixed on the leg bracket 41 . One end of the second driving device is rotatably connected with the seat cushion bracket 24, and the other end of the second driving device is rotatably connected with the leg bracket 41;

A hydraulic cylinder 12 is fixed on the bottom frame 1, and the telescopic end of the hydraulic cylinder 12 is rotatably connected with the lifting connecting rod 31.

The adjustable angle of the backrest 21 is 80°, and its accuracy error does not exceed ±2°. The adjustment angle of the leg pad 43 is 70°, and its accuracy error does not exceed ±3°. The lifting range of the seat cushion 22 relative to the ground is 530mm-960mm, the accuracy error of the adjustment stroke is not more than ±5%;

The armrest is a lift armrest 6, and the lift armrest 6 includes a support rod 61, a lift rod 62 fixedly connected with the support rod 61, and an insert block 63 fixed on the seat cushion bracket 24. A jack for the lifting rod 62 to pass through, and a locking handle 64 is provided on the plug 63. After the lifting rod 62 passes through the jack, the lifting rod 62 is fixed on the plug 63 by adjusting the locking handle 64. The block 63 includes a fixing block 631 and a locking block 632. The fixing block 631 is provided with a first arc-shaped groove, and the locking block 632 is provided with a second arc-shaped groove. Two arc-shaped grooves are combined. After the lifting rod 62 passes through the jack, the locking block 632 is tightly pressed against the lifting rod 62 by adjusting the locking handle 64, and the upper end surface of the supporting rod 61 is adjusted relative to the fixed surface. The range is 30mm～210mm, and the accuracy error does not exceed ±5%;

The number of the lifting rods 62 is two, the lower part of the insert block 63 is provided with an anti-detachment plate 65 to prevent the lifting rod 62 from falling out, and each lifting rod 62 is fixedly connected to the anti-detachment plate 65 after passing through the jack;

The backrest 21 is provided with a headrest 5 for lifting and lowering, the backrest 21 is provided with a lifting groove 211, and the headrest 5 is provided with an internal threaded connector 51 that can pass through the lifting groove 211. The back of the backrest 21 is from the inside to the outside. A fixed plate 54, a guide plate 53, and an adjustment knob 52 threadedly matched with the inner threaded connector 51 are sequentially fixed. The fixed plate 54 and the guide plate 53 are both provided with a chute 531 that communicates with the lifting groove 211, and the headrest 5 passes through. The inner threaded connector 51 and the thread of the adjustment knob 52 are mounted on the backrest 21 to lift and lower, and after the adjustment knob 52 is adjusted to an appropriate position, the adjustment knob 52 is pressed against the guide plate 53, and the lowermost end of the headrest 5 can be moved up and down relative to the seating surface. The adjustment range is 585mm ~ 715mm, and the accuracy error of the adjustment stroke does not exceed ±5%;

The transfer box 32 is fixedly provided with an extension rod 321, the leg bracket 41 is provided with a connecting rod 411, the first driving device is a first gas spring 34, and the telescopic end of the first gas spring 34 rotates with the backrest bracket 23 connection, the other end of the first gas spring 34 is rotatably connected with the extension rod 321, the second driving device is the second gas spring 42, the telescopic end of the second gas spring 42 is rotatably connected with the seat cushion bracket 24, the second gas spring 42 The other end of the rotatable is connected to the connecting rod 411;

The backrest bracket 23 is provided with a push rod, the push rod is provided with a first control button 232 for controlling the first gas spring 34 , and the seat cushion bracket 24 is provided with a second control button for controlling the second gas spring 42 . 242;

The seat cushion 22 is provided with a cushion cover plate 221, a bedpan 222 for sitting on the toilet is provided below the seat cushion cover plate 221, the bedpan 222 is fixed on the seat cushion support 24, and the bedpan 222 is provided with a bedpan cover plate 223, the said The bottom of the seat cushion bracket 24 is fixed with a bedpan clamping block 241, and the edge of the bedpan 222 is fixed in the bedpan clamping block 241. When the shower folding chair bed is placed horizontally in the way of use, the minimum volume of the bedpan 222 should be ≥ 2500ML, and the shower chair bed is horizontal in any direction When tilted at 20°, the minimum volume of the bedpan 222 should be ≥1000ML;

The leg support 41 is provided with a footrest 44 for placing the feet, and the distance between the footrest 44 and the ground should not be less than 300mm;

The hydraulic cylinder 12 is provided with a hydraulic cylinder pedal 121. By stepping on the hydraulic cylinder pedal 121, the hydraulic cylinder 12 presses the lifting link 31 to control the lifting of the lifting link 31, thereby driving the seat 2 to rise and fall. ;

The bottom frame 1 is provided with rollers 11 for moving the shower folding chair bed.

The working principle of the patent of the present invention: the present invention arranges the lifting device 3 between the base and the seat cushion bracket 24, rotates and connects the leg bracket 41 and the backrest bracket 23 at both ends of the seat cushion bracket 24, and controls the handle 232 through the first control. and the second control handle 242 to control the first gas spring 34 and the second gas spring 42 to control the rotation of the leg support 41 and the rotation of the backrest support 23, and the headrest 5 and the armrest can also be according to the user's needs Adjust and fix it after adjustment; the shower folding chair bed is in the shape of a chair at the beginning. When the user needs to take a bath, the first control handle 232 and the second control handle 242 are controlled to put down the backrest 21 and put the backrest 21 down. The leg pad 43 is lifted up, and the headrest 5 and the armrest are adjusted according to the height of the user. At this time, the armrest can also act as a guardrail to ensure the safety of the user during bathing. , through the first control handle 232 and the second control handle 242 to put down the leg pads 43 and lift the backrest 21 to make the shower folding chair bed in the shape of a chair, and move it to an idle position through the rollers 11 place.

The specific embodiments described above further describe the purpose, technical solutions and beneficial effects of the patent of the present invention in detail. In the invention patent, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the invention patent shall be included in the protection scope of the invention patent.

Claims (10)

1. A shower folding chair bed, having a bottom frame (1) and a seat (2), characterized in that: the seat (2) comprises a cushion support (24) and a backrest rotatably connected with the cushion support (24). a bracket (23), a seat cushion (22) fixedly arranged on the seat cushion bracket (24), and a backrest (21) fixedly arranged on the backrest bracket (23), the seat cushion bracket (24) is symmetrically provided with armrests on both sides; A lifting device (3) is symmetrically arranged between the bottom frame (1) and the seat (2), and the lifting device (3) includes a lifting link (31), a transfer box (32), a first driving device, and a driven rotating rod (33), one end of the lifting link (31) is rotatably connected with the chassis (1), and the other end of the lifting link (31) is rotatably arranged in the relay box (32), the first drive One end is rotatably arranged on the relay box (32), the other end of the first driving device is rotatably connected with the backrest bracket (23), one end of the driven rotation rod (33) is fixedly connected with the relay box (32), and the driven rotation rod ( The other end of 33) is fixedly connected with the seat cushion bracket (24); A calf assembly (4) is rotatably provided on one end of the seat cushion bracket (24) away from the backrest bracket (23), and the calf assembly (4) includes a leg bracket (41), a leg bracket (41), The second driving device and the leg pad (43) fixed on the leg bracket (41), one end of the second driving device is rotatably connected to the seat cushion bracket (24), and the other end of the second driving device is connected to the leg bracket ( 41) Rotation connection; A hydraulic cylinder (12) is fixed on the bottom frame (1), and the telescopic end of the hydraulic cylinder (12) is rotatably connected with the lifting connecting rod (31). 2 . The folding shower chair and bed according to claim 1 , wherein the armrest is a lift armrest (6), and the lift armrest (6) comprises a support bar (61) and a support bar (61). 3 . A lift rod (62) that is fixedly connected and an insert block (63) that is fixedly arranged on the seat cushion support (24), the insert block (63) is provided with an insertion hole for the lift rod (62) to pass through, and the insert block (63) The block (63) is provided with a locking handle (64), and the lifting rod (62) is fixed on the insert block (63) by adjusting the locking handle (64) after passing through the jack. 3. A shower folding chair bed according to claim 2, characterized in that: there are at least two lifting rods (62), and an anti-lifting rod (62) is provided below the insert block (63) to prevent the lifting rod (62) from falling out. The disengagement plate (65) is fixedly connected with the disengagement prevention plate (65) after each lifting rod (62) passes through the jack. 4. A shower folding chair bed according to claim 1, characterized in that: a headrest (51) is provided on the backrest (21) for lifting and lowering, and a lifting groove (211) is provided on the backrest (21) , the headrest (51) is provided with an internal threaded connector (51) that can pass through the lifting groove (211), and the back of the backrest (21) is provided with an adjustment knob (52) threaded with the internal threaded connector (51) , the headrest (51) is mounted on the backrest (21) through the internal thread connecting piece (51) in cooperation with the thread of the adjusting knob (52). 5 . The folding shower chair bed according to claim 1 , wherein an extension rod ( 321 ) is fixedly arranged on the transfer box ( 32 ), and a connecting rod ( 411 ) is arranged on the leg bracket ( 41 ). 6 . ), the first driving device is a first gas spring (34), the telescopic end of the first gas spring (34) is rotatably connected with the backrest bracket (23), and the other end of the first gas spring (34) is connected with the extension rod ( 321) Rotating connection, the second driving device is a second gas spring (42), the telescopic end of the second gas spring (42) is rotatably connected with the seat cushion bracket (24), and the other end of the second gas spring (42) rotates Connected to the connecting rod (411). 6 . The folding shower chair bed according to claim 5 , wherein a push rod ( 231 ) is provided on the backrest bracket ( 23 ), and a push rod ( 231 ) is provided with a first gas spring for controlling the first gas spring. 7 . (34) of the first control handle (232), the seat cushion bracket (24) is provided with a second control handle (242) for controlling the second gas spring (42). 7 . The folding shower chair bed according to claim 1 , wherein a seat cushion cover plate ( 221 ) is provided on the seat cushion ( 22 ), and a seat cushion cover plate ( 221 ) is provided below the seat cushion cover plate ( 221 ) for taking a toilet. 8 . The bedpan (222) is fixed on the seat cushion support (24), and the bedpan (222) is provided with a bedpan cover (223). 8 . The folding shower chair bed according to claim 1 , wherein the leg brackets ( 41 ) are provided with foot rests ( 44 ) for placing feet. 9 . 9 . The folding shower chair bed according to claim 1 , wherein a hydraulic cylinder pedal ( 121 ) is provided on the hydraulic cylinder ( 12 ). 10 . 10 . The folding shower chair bed according to claim 1 , wherein the bottom frame ( 1 ) is provided with rollers ( 11 ) that can move the folding shower chair bed. 11 .