CN114041683A

CN114041683A - Adjustable self-gravity holding, supporting, pressure reducing, vertebra fixing and protecting and spine correcting health-care seat

Info

Publication number: CN114041683A
Application number: CN202111624664.1A
Authority: CN
Inventors: 叶枝飞; 叶力都
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-02-15
Anticipated expiration: 2041-12-28
Also published as: CN114041683B

Abstract

The invention discloses an adjustable self-gravity holding and supporting pressure-reducing spine-correcting health-care seat which comprises a seat fixing frame, wherein a seat movable seat frame is arranged on the seat fixing frame, an adjustable holding and supporting force type holding and supporting device is arranged on the seat fixing frame, the seat movable seat frame is connected with the adjustable holding and supporting force type holding and supporting device, the adjustable holding and supporting force type holding and supporting device converts the self-gravity of a human body into holding and supporting force for the waist and the back of the human body under the driving of the self-gravity of the human body, and the strength of the holding and supporting force can be adjusted. The invention has the following beneficial effects: when people sit, the body weight of the people acts on the pressure at the ischium at the bottom of the spine, the clamping supporting force for the waist and the back is effectively converted, the two forces are cancelled, the automatic dynamic balance is realized under the total weight force value, partial body weight is respectively born everywhere, the mode that the people sit at the ischium at the bottom of the spine originally and bear the body weight is changed, and the oppression of the gravity on the waist, the crotch and the pelvic cavity is greatly reduced.

Description

Adjustable self-gravity holding, supporting, pressure reducing, vertebra fixing and protecting and spine correcting health-care seat

Technical Field

The invention relates to the technical field of health-care seats, in particular to an adjustable self-gravity embracing and pressure reducing vertebra and spine correcting health-care seat.

Background

With the development of times and the progress of science and technology, the manual labor proportion of human work is greatly reduced. Especially, in the current IT era, internet development and industry 4.0, most of people's work is performed while sitting. In this era, "sitting" is no longer a break in the agro-farming era and in the early stages of industrial societies, but rather a necessary "mandatory" work! Is an excessive, unavoidable behavior of most people. Therefore, how to avoid the injury of sitting on the body is the problem to be solved by the invention.

At present, most of seats on the market can only realize concave-convex curve modeling for the waist and the back which are attached to the seat, and can not reduce the pressure and relax the spine and can be natural and straight. The chair has the advantages that the holding and supporting mechanism is arranged on a very small number of seats, the spine decompression and righting functions can be realized, the chair with the holding and supporting function can be provided, and the space for improving the ingenuity of the holding and supporting mechanism, the degree of freedom with adjustable holding and supporting force, the comfort and the like is provided. The prior art seat designs are therefore not perfect.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides the adjustable self-gravity supporting, pressure reducing, vertebra and spine correcting and health-care seat which is novel and reasonable in structural design.

The technical scheme of the invention is as follows:

the utility model provides a prop decompression from gravity armful with adjustable and just protect positive spine health care seat, includes the seat mount, be equipped with the seat activity on the seat mount and sit the frame, be equipped with adjustable armful formula of propping and embrace the strutting arrangement on the seat mount, the seat activity sits the frame and embraces the formula with adjustable armful and embrace the strutting arrangement and link to each other, adjustable armful formula of propping is embraced the strutting arrangement and under human self-gravity's drive, converts human self-gravity into the armful of human back portion and props the power, and embraces the dynamics size of propping power and can adjust.

Further, adjustable armful props formula and embraces the device and prop including embracing propping power proportional control mechanism and embracing and prop the subassembly, embrace to prop subassembly and seat activity and sit the frame and link to each other with embracing propping power proportional control mechanism respectively, seat activity is sat under the effect of human dead weight, and drive is embraced propping power proportional control mechanism and is driven and is embraced and prop the subassembly and realize embracing the support to human back.

Furthermore, the holding force proportion adjusting mechanism comprises a vertical rack, a gear set, a gear shaft and a transverse rack, wherein the vertical rack is fixedly arranged on the movable seat frame of the seat, the gear set penetrates through the gear shaft, two ends of the gear shaft are respectively arranged on the seat fixing frame, and the vertical rack is arranged on one side of the gear set and meshed with the gear set; the transverse racks are respectively arranged at the upper and lower positions of the gear set and are meshed with the gear set.

Furthermore, the gear set comprises a group of adjusting gears and a sliding gear, and the group of adjusting gears can be meshed with the vertical racks one by one to realize holding force proportion adjustment; the sliding gear is always meshed with the transverse rack, so that the clamping and supporting component is driven to clamp and support.

Further, be equipped with vertical rack translation device on the vertical rack, vertical gear translation device includes vertical rack, slide rail, compression spring and position control device, vertical rack is fixed on vertical rack, vertical rack sliding fit sets up on the slide rail, compression spring one end is fixed on the seat activity sits the frame, and the other end is fixed on vertical rack, and compression spring can let the rack closely mesh the gear, position control device sets up on the seat mount, can drive vertical rack translation on the slide rail through position control device, and with a set of the adjusting gear carries out the meshing one by one.

Furthermore, the position adjusting device comprises a rotary adjusting seat, a bent rod, a roller and a handle; the rotation adjusting seat is arranged on the seat fixing frame, the idler wheel is arranged at the tail end of the bent rod, and the bent rod penetrates through the rotation adjusting seat and is in contact with the vertical rack through the idler wheel.

Further, embrace and prop the subassembly including embracing the arm brace, embracing and prop the palm and embrace the arm brace guide post, embrace arm brace and horizontal rack fixed connection, embrace arm brace guide post one end and fix on embracing the arm brace, the other end wears to establish on the seat mount, embrace and prop the palm and fix in embracing the inboard position department of arm brace one end.

Furthermore, one end of the gear shaft is arranged on the seat fixing frame through a shaft sleeve, and the other end of the gear shaft extends out of the seat fixing frame and is provided with an adjusting handle at the end part of the gear shaft.

Furthermore, a return spring is arranged on the seat fixing frame, and the seat movable seat frame is arranged above the return spring.

Furthermore, a movable base or a fixed base is arranged at the bottom of the seat fixing frame.

The invention has the following beneficial effects:

1) when people sit, the weight of the people acts on the pressure at the ischia at the bottom of the spine, the pressure is effectively converted into the holding and clamping supporting force for the waist and the back, the two forces are cancelled, the automatic dynamic balance is realized under the total weight force value, partial weight is respectively born everywhere, the mode that the weight is born at the ischia at the bottom end of the spine originally when the people sit is changed, the oppression of the gravity on the waist and the hip and the pelvic cavity is greatly reduced! Meanwhile, the spine is stabilized and fixed without deformation, the way and the connotation of the whole hip-joint of the sitting behaviors of people for thousands of years are revolutionarily changed, various injuries to the body caused by the original unavoidable sitting behaviors of people are avoided, and the effects of protecting the spine are achieved.

2) Adjustable armful formula of propping is embraced and is propped device passes through the cooperation of gear train and rack, can realize that the regulation of the power is embraced to the multiple variation in size of the passenger of same passenger, perhaps same rank weight, and all kinds of crowds of adaptation that can be better have improved the commonality and the travelling comfort of seat. And the transmission structure is simple and the stability is good through the gear set and the rack.

3) The holding support component is provided with a holding support arm guide post, so that holding support stability in the horizontal moving process of the holding support arm is improved.

4) The energy is not consumed, the holding and supporting force is generated by self gravity (gravity) conversion, and the support of external energy force is not needed.

5) The multifunctional chair is extremely convenient, after the mode is set according to the personal condition, the holding and supporting actions and the sitting actions are simultaneously consumed, and more operation programs are not required to be added compared with the existing sitting action.

6) The spine is more natural and straight under the action of the gravity direction.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a holding force ratio adjusting mechanism according to the present invention;

FIG. 3 is a schematic view of the position adjustment device of the present invention;

fig. 4 is an enlarged view of a portion of the structure of the present invention.

In the figure: 1. a holding force proportion adjusting mechanism; 101. a vertical rack; 102. a transverse rack; 103. a gear set; 104. a slip gear; 105. an adjusting gear; 106. a compression spring; 107. a vertical rack; 108. a roller; 109. a slide rail; 110. bending a rod; 111. rotating the adjusting seat; 112. a handle; 113. a gear shaft; 114. an adjusting handle; 2. a holding and supporting component; 201. a support arm is embraced; 202. supporting the palm in a holding way; 203. a guide column of the embracing supporting arm; 3. a movable seat frame of the seat; 4. a seat mount; 5. a return spring.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

As shown in fig. 1-4, an adjustable self-gravity supporting pressure-reducing spine-protecting health-care seat comprises a supporting force proportion adjusting mechanism 1, a vertical rack 101, a horizontal rack 102, a gear set 103, a sliding gear 104, an adjusting gear 105, a compression spring 106, a vertical rack frame 107, a roller 108, a sliding rail 109, a bent rod 110, a rotary adjusting seat 111, a handle 112, a gear shaft 113, an adjusting handle 114, a supporting component 2, a supporting arm 201, a supporting palm 202, a supporting arm guide column 203, a movable seat frame 3, a fixed seat frame 4 and a return spring 5.

Example (b):

a self-gravity adjustable holding, supporting, pressure reducing, vertebra and spine correcting health-care seat mainly comprises a seat fixing frame 4, a seat movable seat frame 3 and an adjustable holding, supporting and force-adjusting holding and supporting device. The seat movable seat frame 3 is arranged on the seat fixing frame 4, the adjustable holding and supporting force type holding and supporting device is arranged on the seat fixing frame 4, and the seat movable seat frame 3 is connected with the adjustable holding and supporting force type holding and supporting device. The seat fixing frame 4 is composed of a roller seat and an L-shaped support, the seat movable seat frame 3 is composed of a steel support frame and an L-shaped back frame, the seat fixing frame 4 is provided with a return spring 5, the seat movable seat frame 3 is arranged above the return spring 5, and the automatic return function of the seat movable seat frame 3 is realized through the return spring 5.

The adjustable holding and supporting force type holding and supporting device comprises a holding and supporting force proportion adjusting mechanism 1 and a holding and supporting assembly 2, wherein the holding and supporting assembly 2 and a seat movable sitting frame 3 are respectively connected with the holding and supporting force proportion adjusting mechanism 1, the seat movable sitting frame 3 moves downwards under the action of the gravity of a human body, and the driving holding and supporting force proportion adjusting mechanism drives the holding and supporting assembly 2 to hold and support the waist and back of the human body.

The holding force proportion adjusting mechanism comprises a vertical rack 101, a gear set 103, a gear shaft 113 and a transverse rack 102, wherein the vertical rack 101 is fixedly arranged on the movable seat frame 3, the gear set 103 is arranged on the gear shaft 113 (spline shaft) in a penetrating manner, two ends of the gear shaft 113 are respectively arranged on the seat fixing frame 4, and the vertical rack 101 is arranged on one side of the gear set 103 and meshed with the gear set 103; the transverse racks 102 are respectively disposed at upper and lower positions of the gear set 103 and are engaged with the gear set 103. One end of the gear shaft 113 is arranged on the seat fixing frame 4 through a shaft sleeve, the other end of the gear shaft extends out of the seat fixing frame 4, an adjusting handle 114 is arranged at the end part of the gear shaft, and the axial movement of the gear shaft 113 can be realized by pushing and pulling the adjusting handle 114.

The gear set 103 comprises a group of adjusting gears 105 and a sliding gear 104, and the group of adjusting gears 105 can be meshed with the vertical rack 101 one by one to realize holding force proportion adjustment; in this embodiment, three adjusting gears 105 are provided, the thickness of the adjusting gears 105 is smaller than that of the sliding gear 104, and the sliding gear 104 is always engaged with the transverse rack 102 during the adjusting process, so as to drive the holding and supporting component to perform the holding and supporting action. A vertical rack translation device is arranged on the vertical rack 101, the vertical gear translation device comprises a vertical rack frame 107, a sliding rail 109, a compression spring 106 and a position adjusting device, the vertical rack 101 is fixed on the vertical rack frame 107, the sliding rail 109 is arranged on the movable seat frame 3 of the seat, and the vertical rack frame 107 is arranged on the sliding rail 109 in a sliding fit manner; one end of a compression spring 106 is fixed on the seat movable seat frame 3, and the other end is fixed on a vertical rack frame 107 to play a role in positioning and supporting left and right; the position adjusting device is arranged on the seat fixing frame 4, and the vertical rack frame 107 can be driven to translate on the slide rail 109 through the position adjusting device and is meshed with a group of adjusting gears 105 one by one.

The position adjusting device comprises a rotary adjusting seat 111, a bent rod 110, a roller 108 and a handle 112; the rotary adjusting seat 111 is arranged on the seat fixing frame 4, the rotary adjusting seat 111 has a self-locking function, namely, the rotary adjusting seat can be fixed at any position, and the rotary adjusting seat 111 does not have the self-locking function in the embodiment; the roller 108 is disposed at the end of a bent rod 110, and the bent rod 110 is inserted into a rotary adjusting seat 111 and contacts with the vertical rack 107 through the roller 108. The rollers 108 can also play a certain supporting and guiding role in the vertical rack frame 107 in the up-and-down movement process; a handle 112 is provided at the end of the bent rod 110 for easy manipulation.

The embracing support assembly 2 comprises an embracing support arm 201, an embracing support palm 202 and an embracing support arm guide column 203, the embracing support arm 201 is fixedly connected with the transverse rack 102, one end of the embracing support arm guide column 203 is fixed on the embracing support arm 201, the other end of the embracing support arm guide column is arranged on the seat fixing frame 4 in a penetrating way, and the embracing support palm 202 is fixed at the inner side position of one end of the embracing support arm 201; the clasping and supporting palm 202 is designed according to human engineering and is ensured to be attached to the waist and back of the human body.

A slide block is arranged on one side surface of the seat movable seat frame 3, and a slide rail is arranged on one side in the seat fixing frame 4, so that the seat movable seat frame 3 is in sliding guide fit with the seat fixing frame 4, as shown in fig. 4.

A holding and supporting process:

when a user sits on the seat movable seat frame 3, under the action of the self-weight of the user, the seat movable seat frame 3 moves downwards relative to the seat fixing frame 4, at the moment, the vertical rack 101 moves downwards under the driving of the seat movable seat frame 3, so as to drive the gear set 103 meshed with the vertical rack, the gear set 103 drives the transverse racks 102 positioned at the upper position and the lower position of the gear set to move relatively while rotating, the tail ends of the transverse racks 102 are connected with the holding arms 201, so as to drive the two holding arms 201 to move relatively, so as to fit the waist and the back of the user, the holding palm 202 generates an upward holding force on the waist and the back of the user, so that the waist and the back of the user are supported upwards, the pressure of the self-weight on the seat movable seat frame 3 is reduced, and the bearing force at the positions of the seat movable seat frame 3 and the holding palm 202 is cancelled, so that the user can hold the seat movable seat frame 3 by himself. Under the condition of the total weight force value and the preset mode proportion of the rider, the dynamic balance is automatically obtained, so that the pressure of the lower vertebra waist and the crotch of the rider is effectively reduced, and meanwhile, the spine of the rider is straightened and stabilized and pulled by self force, so that the spine of the rider is more natural and straight.

And (3) a proportion adjusting process:

when the rider is thin or the rider wants to have a large holding force, the smaller adjusting gear 105 on the gear set can be selected, the handle 112 is rotated while the adjusting handle 114 is pushed or pulled, so that the vertical rack 101 is meshed with the smaller adjusting gear 105 in the gear set, and the adjustment is completed.

When the rider is large or the rider wants to have a small holding force, the rider can select the large adjusting gear 105 on the gear set, push and pull the adjusting handle 114 and simultaneously rotate the handle 112, so that the vertical rack 101 is meshed with the large adjusting gear 105 in the gear set, the adjustment is completed, and then the rider can directly ride the rider.

Claims

1. The utility model provides a from gravity embrace to prop decompression and just protect positive spine health care seat with adjustable, includes seat mount (4), its characterized in that, be equipped with seat activity on seat mount (4) and sit frame (3), be equipped with adjustable armful formula of propping on seat mount (4) and embrace the strutting arrangement, seat activity is sat frame (3) and is embraced the formula of propping and embrace the strutting arrangement with adjustable and link to each other, adjustable armful formula of propping is embraced the strutting arrangement and is embraced the power of propping under human self-gravity's drive, converts human self-gravity into the armful power of propping to human back, and embraces the dynamics size of propping power and can adjust.

2. The adjustable self-gravity embracing-supporting pressure-reducing spine-protecting health-care seat as claimed in claim 1, wherein the adjustable embracing-supporting force type embracing-supporting device comprises a embracing-supporting force proportion adjusting mechanism (1) and a embracing-supporting component (2), the embracing-supporting component (2) and the seat movable sitting frame (3) are respectively connected with the embracing-supporting force proportion adjusting mechanism (1), and the seat movable sitting frame (3) drives the embracing-supporting force proportion adjusting mechanism to drive the embracing-supporting component (2) to embrace and support the waist and back of a human body under the action of the gravity of the human body.

3. The adjustable self-gravity supporting and pressure reducing and spine protecting and correcting health-care seat as claimed in claim 2, wherein the supporting force proportion adjusting mechanism comprises a vertical rack (101), a gear set (103), a gear shaft (113) and a transverse rack (102), the vertical rack (101) is fixedly arranged on the movable seat frame (3), the gear set (103) is arranged on the gear shaft (113) in a penetrating manner, two ends of the gear shaft (113) are respectively arranged on the seat fixing frame (4), and the vertical rack (101) is arranged on one side of the gear set (103) and meshed with the gear set (103); the transverse racks (102) are respectively arranged at the upper position and the lower position of the gear set (103) and are meshed with the gear set (103).

4. The adjustable self-gravity embracing and supporting pressure reducing and correcting vertebra and vertebra fixing health care seat as claimed in claim 3, wherein the gear set (103) comprises a group of adjusting gears (105) and a sliding gear (104), and the group of adjusting gears (105) can be meshed with the vertical rack (101) one by one to realize embracing and supporting force proportion adjustment; the sliding gear (104) is always meshed with the transverse rack (102), so that the holding and supporting component is driven to carry out holding and supporting actions.

5. The adjustable self-gravity embracing and supporting pressure-reducing vertebra and spine correction and health care seat as claimed in claim 4, it is characterized in that a vertical rack translation device is arranged on the vertical rack (101), the vertical gear translation device comprises a vertical rack frame (107), a slide rail (109), a compression spring (106) and a position adjusting device, the vertical rack (101) is fixed on a vertical rack frame (107), the vertical rack frame (107) is arranged on a sliding rail (109) in a sliding fit manner, one end of the compression spring (106) is fixed on the seat movable seat frame (3), the other end is fixed on the vertical rack frame (107), the position adjusting device is arranged on the seat fixed frame (4), the vertical rack (107) can be driven to translate on the sliding rail (109) through the position adjusting device and is meshed with the group of adjusting gears (105) one by one.

6. The adjustable self-gravity embracing and supporting pressure-reducing spine-correcting and protecting health-care seat as claimed in claim 5, wherein the position adjusting device comprises a rotary adjusting seat (111), a curved rod (110), a roller (108) and a handle (112); rotate and adjust seat (111) and set up on seat mount (4), gyro wheel (108) set up at knee (110) end, knee (110) wear to establish on rotating and adjusting seat (111) to contact through gyro wheel (108) and vertical rack (107).

7. The adjustable self-gravity supporting pressure-reducing spine-protecting health-care seat as claimed in claim 2, wherein the supporting component (2) comprises a supporting arm (201), a supporting palm (202) and a supporting arm guide post (203), the supporting arm (201) is fixedly connected with the transverse rack (102), one end of the supporting arm guide post (203) is fixed on the supporting arm (201), the other end of the supporting arm guide post is arranged on the seat fixing frame (4) in a penetrating manner, and the supporting palm (202) is fixed at a position inside one end of the supporting arm (201).

8. The adjustable self-gravity embracing and pressure reducing vertebra and spine correcting health care seat as claimed in claim 3, wherein one end of the gear shaft (113) is arranged on the seat fixing frame (4) through a shaft sleeve, the other end extends out of the seat fixing frame (4) and is provided with an adjusting handle (114) at the end part.

9. The adjustable self-gravity embracing and supporting pressure reducing and spine correcting health care seat according to claim 1, wherein the seat fixing frame (4) is provided with a return spring (5), and the seat movable seat frame (3) is arranged above the return spring (5).

10. The adjustable self-gravity embracing and supporting pressure-reducing vertebra and spine correction health care seat as claimed in claim 1, wherein a movable base or a fixed base is arranged at the bottom of the seat fixing frame (4).