A folding shower chair bed

Abstract

The present invention relates to a shower folding chair bed, which has a base frame and a seat, wherein the seat comprises a cushion bracket, a backrest bracket, a cushion, and a backrest, and armrests are symmetrically arranged on both sides of the cushion bracket; a lifting device is symmetrically arranged between the base frame and the seat, and the lifting device comprises a lifting connecting rod, a transfer box, a first driving device, and a driven rotating rod, one end of the lifting connecting rod is rotatably connected to the base frame, and the other end of the lifting connecting rod is rotatably arranged in the transfer box, and the two ends of the first driving device are respectively rotatably connected to the transfer box and the backrest bracket, one end of the driven rotating rod is fixedly connected to the transfer box, and the other end of the driven rotating rod is fixedly connected to the cushion bracket; a calf assembly is rotatably arranged on the cushion bracket, and the calf assembly comprises a leg bracket, a second driving device, and a leg pad, and the two ends of the second driving device are respectively rotatably connected to the cushion bracket and the leg bracket; a hydraulic cylinder is fixedly arranged on the base frame, and the hydraulic cylinder is rotatably connected to the lifting connecting rod. The present invention has a delicate structure, is safe and practical.

Description

Technical Field

[0001] The present invention relates to a folding shower chair bed. Background Art

[0002] For most elderly people, as their physiological age increases, their physiological functions begin to decline, their physical strength has decreased, and bathing becomes more and more difficult. Most families adopt the method of having their children or nannies take a bath with the help of them. However, the pace of work in modern life is accelerated and the pressure of life is high. Many people may not have too much energy to help the elderly take a bath. In addition, the elderly themselves may feel embarrassed. Shower chairs in the prior art can help the elderly take a bath, but for some elderly people or disabled people with paralysis or high paralysis, when sitting on a shower chair to take a bath, they may tip over or fall over due to paralysis, which is extremely inconvenient.

[0003] Invention patent content

[0004] The purpose of the present invention is to provide a folding shower chair bed which is compact in structure, good in adjustability, practical and efficient.

[0005] 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, the seat includes a seat cushion bracket, a backrest bracket rotatably connected to the seat cushion bracket, a seat cushion fixedly arranged on the seat cushion bracket, and a backrest fixedly arranged on the backrest bracket, and armrests are symmetrically arranged on both sides of the seat cushion bracket;

[0006] A lifting device is symmetrically arranged between the base frame and the seat, and the lifting device includes a lifting connecting rod, a transfer box, a first driving device, and a driven rotating rod, one end of the lifting connecting rod is rotatably connected to the base frame, the other end of the lifting connecting rod is rotatably arranged in the transfer box, one end of the first driving device is rotatably arranged on the transfer box, the other end of the first driving device is rotatably connected to the backrest bracket, one end of the driven rotating rod is fixedly connected to the transfer box, and the other end of the driven rotating rod is fixedly connected to the cushion bracket;

[0007] A calf assembly is rotatably provided on one end of the seat cushion bracket away from the backrest bracket, the calf assembly comprises a leg bracket rotatably connected to the seat cushion bracket, a second driving device and a leg pad fixed to the leg bracket, one end of the second driving device is rotatably connected to the seat cushion bracket, and the other end of the second driving device is rotatably connected to the leg bracket;

[0008] A hydraulic cylinder is fixedly arranged on the base frame, and the telescopic end of the hydraulic cylinder is rotatably connected with the lifting connecting rod.

[0009] The above-mentioned armrest is a lifting armrest, which includes a handrail, a lifting rod fixedly connected to the handrail, and an insertion block fixedly arranged on the cushion bracket. The insertion block is provided with a socket for the lifting rod to pass through, and the insertion block is provided with a locking handle. After the lifting rod passes through the socket, the lifting rod is fixed to the insertion block by adjusting the locking handle.

[0010] There are at least two lifting rods, and an anti-drop plate for preventing the lifting rods from dropping out is arranged below the insert block. After each lifting rod passes through the insert hole, it is fixedly connected with the anti-drop plate.

[0011] A headrest is provided on the backrest for lifting and lowering, a lifting slot is provided on the backrest, an internal thread connector that can pass through the lifting slot is provided on the headrest, an adjustment knob that threadably cooperates with the internal thread connector is provided on the back of the backrest, and the headrest is lifted and lowered on the backrest through the thread cooperation between the internal thread connector and the adjustment knob.

[0012] An extension rod is fixedly provided on the above-mentioned transfer box, and a connecting rod is provided on the leg bracket. The first driving device is a first gas spring, and the telescopic end of the first gas spring is rotatably connected to the backrest bracket, and the other end of the first gas spring is rotatably connected to the extension rod. The second driving device is a second gas spring, and 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.

[0013] The backrest bracket is provided with a push rod, the push rod is provided with a first control buckle for controlling the first gas spring, and the seat cushion bracket is provided with a second control buckle for controlling the second gas spring.

[0014] The seat cushion is provided with a seat cushion cover plate, a toilet bowl for toilet sitting is provided below the seat cushion cover plate, the toilet bowl is fixed on the seat cushion bracket, and the toilet bowl is provided with a toilet bowl cover plate.

[0015] The leg support is provided with a footrest for placing the feet.

[0016] The hydraulic cylinder is provided with a hydraulic cylinder pedal.

[0017] The bottom frame is provided with rollers for moving the folding shower chair bed.

[0018] The patent of the present invention has positive effects: (1) The present invention realizes the rotation of the backrest by arranging a rotatable connection between the seat cushion bracket and the backrest bracket, realizes the rotation of the leg pad by rotatable connection between the seat cushion bracket and the leg bracket, and limits the rotation of the backrest and the leg pad respectively by the first drive device and the second drive device, which effectively solves the problem of tipping over or overturning of high-level paralyzed patients or elderly people when using shower chairs in the prior art. It is practical and convenient and has good adjustability. At the same time, the use of hydraulic cylinders for lifting and lowering adjustment can ensure smoothness and safety during the lifting process. The adjustment of the leg pad can also give the user better comfort.

[0019] (2) The present invention arranges the armrest into a lifting armrest, and arranges the lifting armrest into a handrail, a lifting rod and an insert block. The handrail is adjusted by the cooperation between the lifting rod and the insert block, and the locking of the locking member. The height can be adjusted according to the user's requirements. When the shower folding chair bed is in the shape of a chair, the armrest can be practical. When the shower folding chair bed is in the shape of a bed, it can be used as a guardrail at the side of the bed to prevent the user from tipping over. The present invention has complete functions and is practical and efficient.

[0020] (3) The present invention provides an anti-slip plate below the insert block and fixes the anti-slip plate to the lower end of each lifting rod, thereby effectively preventing the lifting rod from being over-adjusted and slipping out during the lifting process, thereby providing enhanced protection.

[0021] (4) The present invention provides a headrest on the backrest and a lifting slot on the backrest, and adjusts the lifting of the headrest by cooperating with the adjusting knob through the internal thread connector. The height can be adjusted according to the different heights of users, which not only has good adjustability but also brings comfort to the users.

[0022] (5) The present invention configures the first driving device as a first gas spring, the second driving device as a second gas spring, and controls the first gas spring through a first control handle and controls the second gas spring through a second control handle. On the one hand, the rotation of the leg support and the backrest support can be effectively controlled. On the other hand, the first control handle and the second control handle can be used to facilitate the user's operation and control.

[0023] (6) The present invention provides a seat cover on the seat cushion and a toilet bowl on the seat cushion bracket, so that when a user needs to go to the toilet during bathing, the user can sit on the toilet in time without having to remove the seat, which is convenient and practical.

[0024] (7) The present invention provides a footrest so that the user can place his / her feet on the folding shower chair bed when the folding shower chair bed is in a bed shape or a chair shape, thereby increasing the user's comfort when using the folding shower chair bed.

[0025] (8) The present invention provides a hydraulic cylinder foot pedal, which can facilitate caregivers or assistants to raise and lower the seat cushion by foot pedaling, and the operation is convenient.

[0026] (9) The present invention can adjust the position according to the needs of the user by arranging rollers on the base, and can move the shower chair and the folding bed chair to an idle position by the rollers when the shower chair is not in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to make the content of the present invention more clearly understood, the present invention is further described in detail below based on specific embodiments and in combination with the accompanying drawings, wherein

[0028] Figure 1 This is a schematic diagram of the overall structure of the folding shower chair bed of the present invention;

[0029] Figure 2 It is a right side view of the overall structure of the folding shower chair bed of the present invention;

[0030] Figure 3 It is a left view of the overall structure of the folding shower chair bed of the present invention;

[0031] Figure 4 It is a schematic diagram of the structure of the folding shower chair bed in the present invention in the shape of a bed;

[0032] Figure 5 It is a structural schematic diagram of the connection between the lifting device and the base frame in the present invention;

[0033] Figure 6 It is a schematic diagram of the overall structure of the lifting armrest in the present invention;

[0034] Figure 7 It is an exploded view of the overall structure of the lifting handrail in the present invention;

[0035] Figure 8 An exploded view of the connection structure between the headrest and the backrest in the present invention;

[0036] Fig. 9 It is an exploded view of the overall structure of the calf assembly in the present invention;

[0037] Fig.10 It is an exploded view of the connection structure between the seat cushion, the seat cushion cover and the toilet bowl in the present invention. DETAILED DESCRIPTION

[0038] See Figures 1 to 10 The invention has a base frame 1 and a seat 2, wherein the seat 2 includes a seat cushion bracket 24, a backrest bracket 23 rotatably connected to the seat cushion bracket 24, a seat cushion 22 fixedly arranged on the seat cushion bracket 24, and a backrest 21 fixedly arranged on the backrest bracket 23, and armrests are symmetrically arranged on both sides of the seat cushion bracket 24;

[0039] A lifting device 3 is symmetrically arranged between the base frame 1 and the seat 2, and the lifting device 3 includes a lifting connecting rod 31, a transfer box 32, a first driving device, and a driven rotating rod 33. One end of the lifting connecting rod 31 is rotatably connected to the base frame 1, and the other end of the lifting connecting rod 31 is rotatably arranged in the transfer box 32. One end of the first driving device is rotatably arranged on the transfer 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 to the transfer box 32, and the other end of the driven rotating rod 33 is fixedly connected to the cushion bracket 24. The driven rotating rod 33 is provided with a support rod 331 that can be used to strengthen the stability of the connection with the cushion bracket 24.

[0040] A calf assembly 4 is rotatably provided on one end of the seat support 24 away from the backrest support 23, and the calf assembly 4 includes a leg support 41 rotatably connected to the seat support 24, a second driving device, and a leg pad 43 fixed to the leg support 41, one end of the second driving device is rotatably connected to the seat support 24, and the other end of the second driving device is rotatably connected to the leg support 41;

[0041] A hydraulic cylinder 12 is fixedly mounted on the base frame 1, and the telescopic end of the hydraulic cylinder 12 is rotatably connected to the lifting connecting rod 31.

[0042] The adjustable angle of the backrest 21 is 80°, and its accuracy error does not exceed ±2°. The adjustable 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, and the accuracy error of the adjustment stroke does not exceed ±5%;

[0043] The armrest is a lifting armrest 6, which includes a handrail 61, a lifting rod 62 fixedly connected to the handrail 61, and an insert block 63 fixedly arranged on the cushion bracket 24, the insert block 63 is provided with a socket for the lifting rod 62 to pass through, and the insert block 63 is provided with a locking handle 64, after the lifting rod 62 passes through the socket, the lifting rod 62 is fixed to the insert block 63 by adjusting the locking handle 64, the insert block 63 includes a fixing block 631 and a locking block 632, the fixing block 631 is provided with a first arc groove, the locking block 632 is provided with a second arc groove, the socket is composed of the first arc groove and the second arc groove, after the lifting rod 62 passes through the socket, the locking block 632 is tightly pressed against the lifting rod 62 by adjusting the locking handle 64, the adjustment range of the upper end surface of the handrail 61 relative to the fixed surface is 30mm to 210mm, and the accuracy error does not exceed ±5%;

[0044] There are two lifting rods 62, and an anti-drop plate 65 is provided below the plug block 63 to prevent the lifting rod 62 from falling out. Each lifting rod 62 is fixedly connected to the anti-drop plate 65 after passing through the plug hole.

[0045] The backrest 21 is provided with a headrest 5 for lifting and lowering, and a lifting slot 211 is provided on the backrest 21. The headrest 5 is provided with an internal thread connector 51 that can pass through the lifting slot 211. A fixing plate 54, a guide plate 53 and an adjusting knob 52 threadedly matched with the internal thread connector 51 are fixed to the back of the backrest 21 from the inside to the outside. Both the fixing plate 54 and the guide plate 53 are provided with a slide groove 531 connected with the lifting slot 211. The headrest 5 is lifted and lowered on the backrest 21 through the threaded match between the internal thread connector 51 and the adjusting knob 52, and the adjusting knob 52 is pressed against the guide plate 53 after being adjusted to a suitable position. The lower end of the headrest 5 can be adjusted up and down in a range of 585 mm to 715 mm relative to the seat surface, and the accuracy error of the adjustment stroke does not exceed ±5%.

[0046] An extension rod 321 is fixedly provided on the transfer box 32, a connecting rod 411 is provided on the leg bracket 41, the first driving device is a first gas spring 34, the telescopic end of the first gas spring 34 is rotatably connected to the backrest bracket 23, and the other end of the first gas spring 34 is rotatably connected to the extension rod 321, and the second driving device is a second gas spring 42, the telescopic end of the second gas spring 42 is rotatably connected to the cushion bracket 24, and the other end of the second gas spring 42 is rotatably connected to the connecting rod 411;

[0047] The backrest bracket 23 is provided with a push rod, and 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 242 for controlling the second gas spring 42;

[0048] The seat cushion 22 is provided with a seat cushion cover 221, and a toilet bowl 222 for toileting is provided below the seat cushion cover 221. The toilet bowl 222 is fixed on the seat cushion bracket 24, and a toilet bowl cover 223 is provided on the toilet bowl 222. A toilet bowl clamp 241 is fixed at the bottom of the seat cushion bracket 24, and the edge of the toilet bowl 222 is fixed in the toilet bowl clamp 241. When the folding shower chair bed is placed horizontally according to the usage mode, the minimum volume of the toilet bowl 222 should be ≥2500ML, and when the shower chair bed is tilted horizontally by 20° in any direction, the minimum volume of the toilet bowl 222 should be ≥1000ML;

[0049] 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 exceed 300 mm;

[0050] The hydraulic cylinder 12 is provided with a hydraulic cylinder pedal 121. By stepping on the hydraulic cylinder pedal 121, the hydraulic cylinder 12 applies pressure to the lifting link 31, thereby controlling the lifting of the lifting link 31, and further driving the lifting of the seat 2.

[0051] The bottom frame 1 is provided with rollers 11 for the folding shower chair bed to move.

[0052] Working principle of the present invention: The present invention sets a lifting device 3 between the base and the cushion bracket 24, and respectively rotates and connects the leg bracket 41 and the backrest bracket 23 at both ends of the cushion bracket 24, and controls the first gas spring 34 and the second gas spring 42 through the first control buckle 232 and the second control buckle 242 to control the rotation of the leg bracket 41 and the rotation of the backrest bracket 23, and the headrest 5 and the armrest can also be adjusted according to the needs of the user, and fixed after adjustment; the shower folding chair bed is in the shape of a chair at the beginning, when When the user needs to take a bath, he controls the first control button 232 and the second control button 242 to lower the backrest 21, lift the leg pad 43, and adjust the headrest 5 and the armrest according to the height of the user. At this time, the armrest can also serve as a guardrail to ensure the safety of the user when bathing. After the user finishes bathing, the leg pad 43 is lowered and the backrest 21 is lifted through the first control button 232 and the second control button 242, so that the shower folding chair bed is in the shape of a chair, and it is moved to an idle position through the roller 11.

[0053] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A folding shower chair bed, comprising a base frame (1) and a seat (2), characterized in that: The seat (2) comprises a seat cushion bracket (24), a backrest bracket (23) rotatably connected to the seat cushion bracket (24), a seat cushion (22) fixedly arranged on the seat cushion bracket (24), and a backrest (21) fixedly arranged on the backrest bracket (23), and armrests are symmetrically provided on both sides of the seat cushion bracket (24); A lifting device (3) is symmetrically arranged between the base frame (1) and the seat (2), and the lifting device (3) comprises a lifting connecting rod (31), a transfer box (32), a first driving device, and a driven rotating rod (33); one end of the lifting connecting rod (31) is rotatably connected to the base frame (1), the other end of the lifting connecting rod (31) is rotatably arranged in the transfer box (32), one end of the first driving device is rotatably arranged on the transfer box (32), 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 to the transfer box (32), and the other end of the driven rotating rod (33) is fixedly connected to the cushion bracket (24); A calf assembly (4) is rotatably provided at one end of the seat cushion bracket (24) away from the backrest bracket (23), the calf assembly (4) comprising a leg bracket (41) rotatably connected to the seat cushion bracket (24), a second drive device, and a leg pad (43) fixed to the leg bracket (41), one end of the second drive device being rotatably connected to the seat cushion bracket (24), and the other end of the second drive device being rotatably connected to the leg bracket (41); An extension rod (321) is fixedly provided on the transfer box (32), a connecting rod (411) is provided on the leg bracket (41), the first driving device is a first gas spring (34), the telescopic end of the first gas spring (34) is rotatably connected to the backrest bracket (23), and the other end of the first gas spring (34) is rotatably connected to the extension rod (321), and the second driving device is a second gas spring (42), the telescopic end of the second gas spring (42) is rotatably connected to the seat cushion bracket (24), and the other end of the second gas spring (42) is rotatably connected to the connecting rod (411); A hydraulic cylinder (12) is fixedly provided on the base frame (1), and a telescopic end of the hydraulic cylinder (12) is rotatably connected to a lifting connecting rod (31); The seat cushion (22) is provided with a seat cushion cover (221), a toilet bowl (222) for toileting is provided below the seat cushion cover (221), the toilet bowl (222) is fixed on the seat cushion bracket (24), and a toilet bowl cover (223) is provided on the toilet bowl (222).

2. The folding shower chair bed according to claim 1, characterized in that: The armrest is a lifting armrest (6), and the lifting armrest (6) comprises a handrail (61), a lifting rod (62) fixedly connected to the handrail (61), and an insert block (63) fixedly arranged on the seat cushion bracket (24); the insert block (63) is provided with a plug hole for the lifting rod (62) to pass through, and the insert block (63) is provided with a locking handle (64); after the lifting rod (62) passes through the plug hole, the lifting rod (62) is fixed to the insert block (63) by adjusting the locking handle (64).

3. The folding shower chair bed according to claim 2, characterized in that: There are at least two lifting rods (62), and an anti-drop plate (65) for preventing the lifting rods (62) from falling out is provided below the insert block (63). Each lifting rod (62) is fixedly connected to the anti-drop plate (65) after passing through the insert hole.

4. The folding shower chair bed according to claim 1, characterized in that: A headrest (51) is provided on the backrest (21) for lifting and lowering, a lifting slot (211) is provided on the backrest (21), an internal threaded connector (51) that can pass through the lifting and lowering slot (211) is provided on the headrest (51), an adjusting knob (52) that is threadably matched with the internal threaded connector (51) is provided on the back of the backrest (21), and the headrest (51) is lifted and lowered on the backrest (21) through the threadably matched connection between the internal threaded connector (51) and the adjusting knob (52).

5. The folding shower chair bed according to claim 1, characterized in that: The backrest bracket (23) is provided with a push rod (231), the push rod (231) is provided with a first control buckle (232) for controlling the first gas spring (34), and the seat cushion bracket (24) is provided with a second control buckle (242) for controlling the second gas spring (42).

6. The folding shower chair bed according to claim 1, characterized in that: The leg support (41) is provided with a footrest (44) for placing the feet.

7. The folding shower chair bed according to claim 1, characterized in that: The hydraulic cylinder (12) is provided with a hydraulic cylinder pedal (121).

8. The folding shower chair bed according to claim 1, characterized in that: The bottom frame (1) is provided with rollers (11) for moving the folding shower chair bed.

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