Special chair for spine nursing

Abstract

The utility model discloses a special chair for spine nursing, and belongs to the technical field of spine nursing. The seat comprises a seat body and a backrest and further comprises a sliding assembly arranged on the seat body in a sliding mode, the seat body comprises a seat plate and armrests, the sliding assembly comprises two supporting blocks arranged at the bottom of a bottom plate in a sliding mode, and a driving mechanism used for driving the two supporting blocks to move is further arranged in the bottom plate. The front-back position of the backrest can be adjusted and limited through the driving mechanism, the backrest is rotationally connected with the sliding assembly, and the inclination angle of the backrest can be adjusted; in addition, a placing plate is movably arranged between the two handrails. According to the spine nursing chair, by adjusting the position and the angle of the backrest, the spine nursing can be carried out according to correct sitting postures for patients with different body types, and meanwhile, the patients can conveniently carry out some necessary work treatment while keeping the correct sitting postures.

Description

Technical Field

[0001] The utility model relates to the technical field of spinal care, in particular to a special chair for spinal care. Background Art

[0002] The human spine is composed of cervical, thoracic and lumbar vertebrae. Spinal diseases include various symptoms such as disc herniation. Moreover, the cervical, thoracic and lumbar vertebrae of the human body are originally a whole. If one problem occurs in the lumbar spine, it will eventually lead to problems in the cervical spine. There are many spinal surgery patients. With the development of society, the technology for treating spinal surgery is becoming more and more advanced. At the same time, the functional demand for special chairs for spinal surgery nursing is also increasing.

[0003] With the increasing and refined demand for spinal care, the correct sitting posture should be "the body should be straight, slightly bent forward, the waist leaning on the backrest, and the upper two-thirds of the thigh sitting in the chair". The utility model patent with publication number CN218279916U discloses a special chair for spinal care. By setting two sets of limiting straps on the adjustable backrest to limit the patient's waist and abdomen, it is convenient to correct the spine. In addition, a heat dissipation mechanism is also set on the connecting seat plate to play a role in heat dissipation for the entire seat. However, the seat still has the following inconveniences in actual use: (1) The backrest angle of the seat can be adjusted, but the front and rear position of the backrest cannot be adjusted. For patients of different body shapes, under the premise of satisfying the waist leaning on the backrest, the length of the legs in the seat cannot be adjusted, and it is difficult to meet the requirement of "the upper two-thirds of the thigh sitting in the chair"; (2) At present, patients with spinal diseases tend to be young people, and young people are busy with daily work and often need to handle work affairs while recuperating. However, there is no structure on the seat to place a computer or mobile phone, so it is inconvenient for patients to use a computer or mobile phone for work processing. Summary of the invention

[0004] In view of the above-mentioned problems, the utility model aims to provide a special chair for spinal care, the backrest of which can be adjusted forward and backward to meet the needs of patients of different body shapes, so that patients can maintain a correct sitting posture to the greatest extent and improve the effect of spinal care. At the same time, a placement board is movably provided between the armrests on both sides of the seat, so that patients can perform some necessary work while maintaining a correct sitting posture.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A special chair for spinal care comprises a seat body and a backrest, and also comprises a sliding assembly which is slidably arranged on the seat body, and the backrest is rotatably connected with the sliding assembly.

[0007] Furthermore, the seat body includes a bottom plate; a telescopic rod is provided on the top of the bottom plate, and a seat plate is provided on the top of the telescopic rod.

[0008] Furthermore, the sliding assembly includes two support blocks slidably arranged at the bottom of the seat plate, and a driving mechanism for driving the two support blocks to move is also provided in the seat plate.

[0009] Furthermore, the driving mechanism includes a threaded rod movably connected to the seat plate, the front end of the threaded rod is rotatably connected to the limiting square rod, the front end of the limiting square rod is provided with a cross bar vertically connected to the limiting square rod, and the cross bar is connected to two support blocks.

[0010] Furthermore, an L-shaped connecting rod is rotatably connected to the outer side of each support block, and the backrest is connected to the two L-shaped connecting rods.

[0011] Furthermore, armrests are provided on both sides of the seat board, and a placement plate is movably provided between the two armrests.

[0012] Furthermore, one of the handrails is rotatably connected to a support rod, the placement plate is located on the top of the support rod, and a connecting component for connecting to another handrail is also provided at the bottom of the placement plate.

[0013] Furthermore, the connection assembly includes a connection rod, on which an internal and external thread nut is threadedly connected, and another handrail is provided with a thread groove matching the internal and external thread nut.

[0014] The beneficial effect of the utility model is that compared with the prior art, the improvement of the utility model is that:

[0015] 1. The utility model of the spinal care special chair is provided with two support blocks slidingly at the bottom of the seat plate, and the backrest is connected to the two support blocks respectively by L-shaped connecting rods, which can not only realize the movement of the backrest forward and backward, but also adjust the inclination angle of the backrest, so that patients of different body shapes can sit and stand according to the sitting posture requirement of "the body should be straight, slightly bent forward, the waist rests on the backrest, and the upper two-thirds of the thighs are sitting in the chair" to the greatest extent, thereby improving the effect of spinal care.

[0016] 2. When the sliding assembly of the utility model is in use, it only needs to rotate the threaded rod to drive the limiting square rod and the cross bar to move forward and backward synchronously, thereby driving the two sliders to move in the corresponding slide grooves, and finally realizing the forward and backward movement of the two support blocks. It has a simple structure and is easy to operate. Compared with the electric adjustment method, the cost is also lower.

[0017] 3. The utility model of the special chair for spinal care is provided with a placement board movably between the two armrests. The placement board can be used for patients to place computers, mobile phones, etc. for corresponding work during recuperation, and the foldable design of the placement board reduces the space occupied; the placement board is rotatably connected to one of the armrests, and is detachably connected to the other armrest through a connecting rod and internal and external thread nuts, which can prevent the two from being completely separated and facilitate use; and can also fix the position of the placement board in use to prevent the rotation of the placement board from affecting the use operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a front view of the structure of the special chair for spinal care in Example 1 of the utility model.

[0019] Figure 2 This is a left view of the structure of the special chair for spinal care in the first embodiment of the utility model.

[0020] Figure 3 This is a front view of the internal structure of the driving mechanism in the first embodiment of the present utility model.

[0021] Figure 4 It is a top view of the internal structure of the driving mechanism in the first embodiment of the utility model.

[0022] Figure 5 It is a right view of the internal structure of the sliding assembly and the driving mechanism in the first embodiment of the utility model.

[0023] Figure 6 This is a front view of the structure of the special chair for spinal care in the second embodiment of the present utility model.

[0024] Figure 7 This is a left view of the bottom plate structure when the placement plate is in the open state in the second embodiment of the utility model.

[0025] Figure 8 It is a left view of the bottom plate structure when the placement plate is in a fixed state in the second embodiment of the present utility model.

[0026] Fig. 9 This is a left view of the bottom plate structure when the placement plate in the second embodiment of the utility model is in an open and folded state.

[0027] Among them: 1-seat body, 101-bottom plate, 102-telescopic rod, 103-seat plate, 1031-threaded hole, 1032-square hole, 104-armrest, 1041-threaded groove, 105-moving wheel, 2-backrest, 3-support block, 301-slider, 4-threaded rod, 5-limiting square rod, 6-cross bar, 7-L-shaped connecting rod, 8-placing plate, 9-support rod, 10-connecting rod, 11-internal and external tooth nuts, 12-fixing belt. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solution of the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0029] Embodiment 1:

[0030] Refer to the attached Figure 1-5 The spinal care chair shown comprises a seat body 1 and a backrest 2, and also comprises a sliding assembly slidably arranged on the seat body 1, and the backrest 2 is rotatably connected to the sliding assembly.

[0031] Specifically, the chair body 1 includes a base plate 101, a telescopic rod 102 is installed on the top of the base plate 101, a seat plate 103 is fixed on the top of the telescopic rod 102, and moving wheels 105 are also installed at the four corners of the bottom of the base plate 101, and the entire chair can be moved by the moving wheels 105; armrests 104 are provided on the left and right sides of the seat plate 103, and the design of the armrests 104 makes it easy for patients to place their arms in a relaxed state.

[0032] It should be noted that the seat body 1 adopts the structure of the seat body in the prior art, and the telescopic rod 102 can be an electric telescopic rod or a hydraulic telescopic rod, and its specific structure and principle are not repeated in this application.

[0033] On this basis, the sliding assembly includes two support blocks 3 slidably arranged at the bottom of the seat plate 103, a slider 301 is fixed on the top of each support block 3, and two slide grooves matching the sliders 301 are opened on the bottom surface of the seat plate 103. The support block 3 can move forward and backward through the sliding connection between the sliders 301 and the corresponding slide grooves. In order to prevent the support block 3 from being separated from the seat plate 103, the slider 301 and the slide groove both adopt a T-shaped structure.

[0034] In order to fix the position of the two sliders 301 after they slide at the bottom of the seat plate 103, a driving mechanism for driving the two support blocks 3 to move is also provided in the base plate 101. The driving mechanism can move the support blocks 3 and fix the positions of the support blocks 3 after the support blocks 3 move to the desired positions, thereby moving and fixing the front and rear positions of the backrest 2, thereby improving the effect of the patient's spinal care correction.

[0035] More specifically, the driving mechanism includes a threaded rod 4 movably connected to the seat plate 103, the threaded rod 4 is located at the rear side of the seat plate 103, and a threaded hole 1031 matching the threaded rod 4 is provided on the seat plate 103, the front end of the threaded rod 4 is rotatably connected to the limiting square rod 5, the front end of the limiting square rod 5 is provided with a cross bar 6 vertically connected to the limiting square rod 5, and the seat plate 103 is also provided with a square hole 1032 for moving the limiting square rod 5 and the cross bar 6, the square hole 1032 is connected to the threaded hole 1031, and the limiting square rod 5 and the cross bar 6 by the square hole 1032 can avoid the threaded rod 4 from moving. When the rod 4 rotates, the limiting square rod 5 and the cross bar 6 rotate accordingly; a rotating shaft is set at the front end of the threaded rod 4, and the rotating shaft is rotatably connected to the rear end of the limiting square rod 5 through a bearing, so that when the threaded rod 4 moves in the threaded hole 1031, it can push the limiting square rod 5 and the cross bar 6 to move forward and backward in the square hole 1032, and the cross bar 6 is fixedly connected to the two sliders 301, and the bottom of the square hole 1032 is also connected to the two slide grooves, so that when the cross bar 6 moves forward and backward, it drives the two support blocks 3 to move forward and backward through the two sliders 301, and finally realizes that the support block 3 and the backrest 2 can be driven to move forward and backward as a whole only by rotating the threaded rod 4.

[0036] In order to facilitate the adjustment of the angle of the backrest 2, an L-shaped connecting rod 7 is rotatably connected to the outer side of each support block 3, and the backrest 2 is connected to the two L-shaped connecting rods 7. The backrest 2 is located above the seat plate 103, and a gap is left between the two, which does not affect the adjustment of the angle of the backrest 2. It should be noted here that the backrest 2 is connected to the two L-shaped connecting rods 7 to form an integral structure, and the rotation connection and limit between the backrest 2 and the two support blocks 3 can adopt the seat back angle adjustment method in the prior art, such as the car seat back or reclining chair back angle adjustment method in the prior art, which will not be repeated in this application.

[0037] The use principle of the special chair for spinal care in this embodiment: when using the special chair for spinal care, first adjust the height of the seat 103, and then the patient sits on the seat 103 according to the correct sitting posture requirement of "keep the body upright, slightly bend forward, lean the waist on the backrest, and sit on the upper two-thirds of the thigh in the chair". Family members or medical staff rotate the threaded rod 4 from the back side of the seat 103. During the rotation, the threaded rod 4 drives the limiting square rod 5, the cross bar 6, the slider 301 and the support block 3 to move forward and backward, thereby adjusting the position of the backrest 2, so that the upper two-thirds of the patient's thigh sits on the seat 3, and the position of the backrest 2 corresponds to the position of the patient's back, and then the angle of the backrest 2 is adjusted to be optimal.

[0038] Embodiment 2:

[0039] On the basis of the first embodiment, in order to fix the patient's waist and abdomen and prevent the patient's hips from moving forward when sitting for a long time, resulting in an incorrect sitting posture, fixing belts 8 are provided on the left and right sides of the backrest 2. The two fixing belts 8 can be connected by Velcro or adjustable buckles (similar to seat belt buckles), thereby fixing the patient's waist and abdomen, further improving the effect of spinal care and correction.

[0040] Embodiment three:

[0041] On the basis of the first or second embodiment, in order to facilitate the patient to use a computer or a mobile phone to handle some work affairs or entertainment when using the spinal care special chair of the utility model for recuperation and care, a placement board 8 is movably provided between the two armrests 104, as shown in the attached Figure 6-9 shown.

[0042] One of the handrails 104 is rotatably connected to a support rod 9, and a placement plate 8 is fixedly mounted on the top of the support rod 9. The placement plate 8 is rotated by the rotation of the support rod 9, and a connecting component for connecting to another handrail 104 is also provided at the bottom of the placement plate 8.

[0043] The connecting assembly includes a connecting rod 10 , an outer wall of which is provided with an external thread, and an internal and external thread nut 11 is threadedly connected to the connecting rod 10 , and another handrail 104 is provided with a thread groove 1041 matching the external thread of the internal and external thread nut 11 .

[0044] When the patient sits on the seat board 103, the inner and outer nut 11 is screwed upward to disengage from the thread groove 1041, and then the placement plate 8 is rotated to be located on the side of the armrest 104 provided with the support rod 9, which does not affect the patient's use; when it is necessary to place a computer, mobile phone or other equipment that needs to be used, the placement plate 8 is rotated between the two armrests 104, and the inner and outer nut 11 is screwed downward to make the internal thread of the inner and outer nut 11 threadably connected to the connecting rod 10, and the external thread is connected to the thread groove 1041, thereby fixing the position of the placement plate 8, which is convenient for the patient to perform corresponding work or entertainment while maintaining a correct sitting posture.

[0045] It is worth noting that in order to reduce the space occupied by the placement plate 8 when the placement plate 8 is in the open state, the placement plate 8 can adopt a foldable structure, such as the attached Fig. 9 As shown, the entire placement board 8 adopts a two-half structure, and the two halves are hingedly connected to achieve the flipping and folding of the placement board 8.

[0046] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A special chair for spinal care, comprising a seat body (1) and a backrest (2), characterized in that: It also includes a sliding component slidably arranged on the seat body (1), and the backrest (2) is rotatably connected to the sliding component; The seat body (1) comprises a bottom plate (101); a telescopic rod (102) is provided on the top of the bottom plate (101); and a seat plate (103) is provided on the top of the telescopic rod (102); The sliding assembly comprises two support blocks (3) slidably arranged at the bottom of the seat plate (103); a driving mechanism for driving the two support blocks (3) to move is also provided in the seat plate (103); The driving mechanism comprises a threaded rod (4) movably connected to the seat plate (103); the front end of the threaded rod (4) is rotatably connected to a limiting square rod (5); the front end of the limiting square rod (5) is provided with a cross rod (6) vertically connected to the limiting square rod (5); and the cross rod (6) is connected to the two support blocks (3).

2. A spinal care chair according to claim 1, characterized in that: The outer side of each support block (3) is rotatably connected to an L-shaped connecting rod (7), and the backrest (2) is connected to the two L-shaped connecting rods (7).

3. The spinal care chair according to claim 1, characterized in that: The seat plate (103) is provided with armrests (104) on both left and right sides, and a placement plate (8) is movably provided between the two armrests (104).

4. The spinal care chair according to claim 3, characterized in that: A support rod (9) is rotatably connected to one of the handrails (104), a placement plate (8) is located on the top of the support rod (9), and a connection component for connecting to another handrail (104) is also provided at the bottom of the placement plate (8).

5. The spinal care chair according to claim 4, characterized in that: The connection assembly comprises a connection rod (10), a nut with internal and external threads (11) being threadedly connected to the connection rod (10), and a thread groove (1041) matching the nut with internal and external threads (11) being formed on another handrail (104).

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