CN210842259U - Segmentation regulation formula ergonomic chair - Google Patents
Segmentation regulation formula ergonomic chair Download PDFInfo
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- CN210842259U CN210842259U CN201921352862.5U CN201921352862U CN210842259U CN 210842259 U CN210842259 U CN 210842259U CN 201921352862 U CN201921352862 U CN 201921352862U CN 210842259 U CN210842259 U CN 210842259U
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- adjusting
- backrest
- seat
- chair
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Abstract
The utility model discloses a segmentation regulation formula ergonomic chair, include: the chair comprises a chair seat, wherein the left side and the right side of the chair seat are both provided with mutually parallel sliding chutes; the seat cushion balancing mechanism is arranged on the inner side of the sliding groove; the backrest support rod is rotatably arranged at the rear side of the seat; the backrest adjusting mechanism is arranged on the backrest support rod; the curvature adjusting mechanism is arranged on the backrest adjusting mechanism; the backrest supporting sheet is arranged on the curvature adjusting mechanism; wherein, the back support piece is provided with a plurality of along the axial of back bracing piece. The utility model discloses a set up seatpad balance mechanism, make the seatpad can adjust the pressure of taking through balanced pivot tilt around, improve the comfort level of device to set up a plurality of back backing sheets and be used for supporting the back, and every back backing sheet all can be adjusted through back adjustment mechanism and curvature adjustment mechanism, with the back curve that adapts to different size users, be favorable to improving the travelling comfort and the suitability of device.
Description
Technical Field
The utility model relates to the field of office furniture, in particular to a sectional adjustment type ergonomic chair.
Background
An office chair is a variety of chairs which are convenient to work in daily work and social activities, a common office chair is a backrest chair on which a person sits when working on a desktop in a sitting posture state, a traditional office chair is usually provided with casters and an air compression rod, so that the chair can be conveniently moved and the height of the chair can be conveniently adjusted, but a user still feels tired after the common office chair is used for a long time, so in recent years, an office chair specially designed for a human body curve structure is developed to adapt to the sitting posture of a human body, the sitting comfort is improved, and the use fatigue is reduced.
The applicant finds that the seat cushions of the existing office chairs are always of fixed structures, the gravity center is positioned at the hip when a human body is in an sit-up state, and the gravity center is transferred to the thigh when the user lies over a table, because the seat cushion of the common chair is of a fixed structure and can not be adjusted along with the change of the gravity center, the stress is uneven, the weight of a human body is concentrated at the buttocks or the thighs for a long time, the fatigue and the ache are easy to generate, the comfort level and the use flexibility are lower, meanwhile, the existing office chair backrest is often of an integral structure, or simply divided into a plurality of parts such as the waist, the back and the head, and the back curve of the human body is determined by 26 large segmented skeletons of the spine, so that the common chair has too few segments, can not adjust a proper curve according to people with different heights and body types, has lower applicability, and the transverse curvature of the backrest is often a fixed structure, which is difficult to adjust specifically according to the back curve of the user.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides an ergonomic chair with sectional adjustment for adjusting the user's body size flexibly, thereby improving the comfort and applicability.
Based on above-mentioned purpose the utility model provides a pair of segmentation regulation formula ergonomic chair, include:
the chair comprises a chair seat, wherein the left side and the right side of the chair seat are both provided with mutually parallel sliding chutes;
the seat cushion balancing mechanism is arranged on the inner side of the sliding groove;
the backrest support rod is rotatably arranged at the rear side of the seat;
the backrest adjusting mechanism is arranged on the backrest support rod;
the curvature adjusting mechanism is arranged on the backrest adjusting mechanism;
the backrest supporting sheet is arranged on the curvature adjusting mechanism;
wherein, the back support piece is provided with a plurality of along the axial of back bracing piece.
In some optional embodiments, the seat cushion balancing mechanism includes a sliding seat and a balancing rotating shaft connected to the inner side of the sliding seat, the sliding seat is disposed on the inner side of the sliding groove, a seat cushion is connected to the middle of the balancing rotating shaft, and the seat cushion can be rotated on the sliding seat through the balancing rotating shaft to adjust the balance.
In some optional embodiments, the backrest adjusting mechanism comprises a fixed cutting sleeve and a locking button arranged in the middle of the fixed cutting sleeve, the fixed cutting sleeve is nested on the backrest support rod and can move the adjusting position on the backrest support rod, a horizontal sleeve is arranged on the outer side of the fixed cutting sleeve, a horizontal support rod is nested in the horizontal sleeve, and the horizontal support rod can move the adjusting position in the horizontal sleeve.
In some optional embodiments, the curvature adjusting mechanism includes a center seat, the center seat is connected to one end of a horizontal strut, the backrest support sheet is disposed in the middle of the center seat, an adjusting screw is disposed at the other end of the horizontal strut, adjusting knobs are disposed at both ends of the adjusting screw, adjusting screw sleeves are symmetrically disposed at both sides of the adjusting screw, the adjusting screw sleeves are nested and mounted outside the adjusting screw, a screw sleeve rotating shaft is disposed at one side of the adjusting screw sleeves, an adjusting link is connected to the inner side of the screw sleeve rotating shaft, one end of the adjusting link is connected to the adjusting screw sleeve through the screw sleeve rotating shaft, and the other end of the adjusting link is connected to the backrest support sheet through the link rotating shaft.
In some alternative embodiments, the side of the back support sheet is concave.
In some optional embodiments, the backrest support plate is made of an elastic material.
In some optional embodiments, the upper end of the backrest support rod is provided with a headrest.
In some alternative embodiments, a side of the back support tab is provided with a correction strap.
From the above, can see out, the utility model provides a pair of segmentation regulation formula ergonomic chair, support whole seat as the basement through the seat support, and be connected through balanced pivot and slide between seatpad and the seat support, make the seatpad can through balanced pivot tilt around, adjust and take pressure, the comfort level of improving the device, can adjust the front and back position of seatpad through slide and spout simultaneously, be favorable to improving the use flexibility and the suitability of device, the device is used for supporting the back through setting up a plurality of back backing sheets simultaneously, and every back backing sheet all can be adjusted through back adjustment mechanism and curvature adjustment mechanism, with adaptation different size users' back curve, be favorable to improving the travelling comfort and the suitability of device.
Drawings
FIG. 1 is a schematic view of an embodiment of the present invention;
fig. 2 is a schematic view of the left side structure of the embodiment of the present invention;
fig. 3 is a schematic structural view of a backrest support bar according to an embodiment of the present invention;
FIG. 4 is a schematic view of a chair seat according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a seat cushion balancing mechanism according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a backrest adjusting mechanism according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a fixing clip sleeve according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a curvature adjusting mechanism according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be understood as limitations to the embodiments of the present invention, and the following embodiments do not describe any more.
As an example, the utility model provides a segmentation regulation formula ergonomic chair, include:
the chair comprises a chair seat, wherein the left side and the right side of the chair seat are both provided with mutually parallel sliding chutes;
the seat cushion balancing mechanism is arranged on the inner side of the sliding groove;
the backrest support rod is rotatably arranged at the rear side of the seat;
the backrest adjusting mechanism is arranged on the backrest support rod;
the curvature adjusting mechanism is arranged on the backrest adjusting mechanism;
the backrest supporting sheet is arranged on the curvature adjusting mechanism;
wherein, the back support piece is provided with a plurality of along the axial of back bracing piece.
Referring to fig. 1 to 3, as an embodiment of the present invention, a sectional-adjustment type ergonomic chair includes: the left side and the right side of the chair seat 1 are both provided with mutually parallel sliding chutes 2; the seat cushion balancing mechanism 3 is arranged on the inner side of the sliding chute 2; a backrest support rod 4 rotatably provided at the rear side of the seat 1; the backrest adjusting mechanism 5 is arranged on the backrest support rod 4; the curvature adjusting mechanism 6 is arranged on the backrest adjusting mechanism 5; the backrest support sheet 7 is arranged on the curvature adjusting mechanism 6; wherein, the backrest support sheet 7 is provided with a plurality of pieces along the axial direction of the backrest support bar 4.
Referring to fig. 3 to 5, optionally, the seat cushion balancing mechanism 3 includes a sliding seat 301 and a balancing rotating shaft 302 connected to the inner side of the sliding seat 301, the sliding seat 301 is disposed at the inner side of the sliding slot 2, a seat cushion 303 is connected to the middle of the balancing rotating shaft 302, the seat cushion 303 can rotate on the sliding seat 301 through the balancing rotating shaft 302 to adjust the balance, when the human body is in the sit-up state, the center of gravity is located at the hip, the seat cushion 303 can rotate backward through the balancing rotating shaft 302 to adjust the pressure, so that the pressure is evenly distributed to the hip and the thigh when the human body is in a lying work, the center of gravity is transferred to the thigh, the seat cushion 303 can rotate forward through the balancing rotating shaft 302 to adjust the pressure, so that the stress is prevented from being uneven, the weight of the human body is concentrated on the hip or the thigh for a long time, meanwhile, the sliding seat 301 can horizontally move in the sliding groove 2, so that the front and rear positions of the seat cushion 303 can be adjusted, and the use flexibility and the applicability of the device can be improved.
Referring to fig. 6 to 7, optionally, the backrest adjusting mechanism 5 includes a fixing sleeve 501 and a locking button 502 disposed in the middle of the fixing sleeve 501, the fixing sleeve 501 is nested on the backrest support rod 4 and can move to adjust the position on the backrest support rod 4, a horizontal sleeve 503 is disposed on the outer side of the fixing sleeve 501, a horizontal strut 504 is nested in the horizontal sleeve 503 and can move to adjust the position in the horizontal sleeve 503, the backrest support plate 7 is connected to the horizontal strut 504 of the backrest adjusting mechanism 5 through the curvature adjusting mechanism 6, so that the height and the front and back positions of the backrest support plate 7 can be adjusted through the backrest adjusting mechanism 5, the height interval and the front and back positions of each section of the backrest support plate 7 can be adjusted to adapt to the back curves of users with different body types, and the use comfort is improved, the use flexibility and the applicability of the device are improved.
Referring to fig. 8, optionally, the curvature adjusting mechanism 6 includes a central seat 601, the central seat 601 is connected to one end of the horizontal strut 504, the backrest support plate 7 is disposed in the middle of the central seat 601, an adjusting screw 602 is disposed at the other end of the horizontal strut 504, adjusting knobs 603 are disposed at both ends of the adjusting screw 602, adjusting nuts 604 are symmetrically disposed at both sides of the adjusting screw 602, the adjusting nuts 604 are nested outside the adjusting screw 602, a nut rotating shaft 605 is disposed at one side of the adjusting nut 604, an adjusting link 606 is connected to the inner side of the nut rotating shaft 605, one end of the adjusting link 606 is connected to the adjusting nut 604 through the nut rotating shaft 605, the other end of the adjusting link 606 is connected to the backrest support plate 7 through the link rotating shaft 607, and the side surface of the backrest support plate 7 is a concave surface for being convenient to fit to the back of a human body, meanwhile, the backrest support sheet 7 is made of elastic materials and can be bent and adjusted to a certain degree, the adjusting knob 603 is rotated to drive the adjusting screw 602 to rotate, so that the adjusting screw sleeve 604 is driven to horizontally move on the adjusting screw 602, the backrest support sheet 7 is driven to contract inwards to reduce the curvature or expand outwards to increase the curvature by adjusting the connecting rod 606 and the connecting rod rotating shaft 607, the curvature of the backrest support sheet 7 is adjusted, the backrest support sheet is suitable for back curves of users with different body types, the use comfort degree is improved, and the use flexibility and the applicability of the device are improved.
Referring to fig. 1 to 2 again, optionally, a headrest 8 is disposed at an upper end of the backrest support bar 7 for supporting a head of a user, a correction belt 9 is disposed at one side of the backrest support bar 7, the correction belt 9 can attach a back of the user to the backrest support bar 7 to prevent incorrect sitting posture, a plurality of backrest support bars 7 are disposed along an axial direction of the backrest support bar 4, each backrest support bar 7 can adjust a height interval and a front-back position by the backrest adjustment mechanism 5, and adjust a curvature by the curvature adjustment mechanism 6, so that the more the number of the backrest support bars 7 is, the more delicate the adjustment is, the more suitable the back curve of the human body is, the higher the comfort level and the applicability are, and correspondingly, the higher the manufacturing cost is, the more inconvenient the adjustment is, the less the number of the backrest support bars 7 is, the lower the manufacturing cost is, the adjustment is more convenient, accordingly, the back support plate 7 is not finely adjusted, is difficult to adapt to the back curve of the human body, and has lower use comfort and applicability, so that the number of the back support plates 7 which are arranged in a segmented mode is optimized from 15 to 30 sections, and the number of the movable bones of the spine of the human body is 26 sections which are equal to the number of the movable bones of the spine of the human body.
When the device is used, the main body structure of the device is supported by the seat 1, when a human body sits, the sliding seat 301 can horizontally move in the sliding groove 2, so that the front and back positions of the seat cushion 303 are adjusted, meanwhile, the adjusting knob 603 can be rotated to drive the adjusting screw 602 to rotate, so that the adjusting screw 604 is driven to horizontally move on the adjusting screw 602, the adjusting connecting rod 606 and the connecting rod rotating shaft 607 drive the backrest supporting sheet 7 to contract inwards to reduce the curvature or expand outwards to increase the curvature, so that the curvature of the backrest supporting sheet 7 is adjusted to adapt to the back curves of users with different body types, the fixing clamping sleeve 501 is vertically moved on the backrest supporting rod 4 to adjust the height and the front and back positions of the backrest 7, the height interval and the front and back positions of each section of the backrest supporting sheet 7 are adjusted to adapt to the back curves of users with different body types, when the adjustment is, the device supports a human body through a seat cushion 303, the seat cushion 303 can rotate on a sliding seat 301 through a balance rotating shaft 302 to adjust balance, when the human body is in an sit-up state, the gravity center is positioned at the hip, the seat cushion 303 can rotate backwards through the balance rotating shaft 302 to adjust pressure, so that the pressure is uniformly distributed to the hip and the thigh, when the human body works at a desk, the gravity center can be transferred to the thigh, the seat cushion 303 can rotate forwards through the balance rotating shaft 302 to adjust pressure, so that the pressure is uniformly distributed to the hip and the thigh, thereby preventing uneven stress, the weight of the human body is concentrated at the hip or the thigh for a long time, avoiding fatigue and ache, meanwhile, a plurality of sections of backrest support sheets 7 correspond to the vertebra of the human body one by one, are fully attached to the back of the human body, a headrest 8 supports the head of the user, a belt 9 can be, prevent the back of the passenger from not fitting the back support plates 7 with each other due to incorrect sitting posture.
The utility model provides a pair of segmentation regulation formula ergonomic chair, support whole seat as the basement through the seat support, and be connected through balanced pivot and slide between seatpad and the seat support, make the seatpad can through balanced pivot tilt around, adjust and take pressure, the comfort level of improving the device, can adjust the front and back position of seatpad through slide and spout simultaneously, be favorable to improving the use flexibility and the suitability of device, the device is used for supporting the back through setting up a plurality of back backing sheets simultaneously, and every back backing sheet all can be adjusted through back adjustment mechanism and curvature adjustment mechanism, with the back curve of adaptation different size users, be favorable to improving the travelling comfort and the suitability of device.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. An ergonomic chair of the segmented adjusting type, comprising:
the chair comprises a chair seat, wherein the left side and the right side of the chair seat are both provided with mutually parallel sliding chutes;
the seat cushion balancing mechanism is arranged on the inner side of the sliding groove;
the backrest support rod is rotatably arranged at the rear side of the seat;
the backrest adjusting mechanism is arranged on the backrest support rod;
the curvature adjusting mechanism is arranged on the backrest adjusting mechanism;
the backrest supporting sheet is arranged on the curvature adjusting mechanism;
wherein, the back support piece is provided with a plurality of along the axial of back bracing piece.
2. The segment adjustable ergonomic chair of claim 1 wherein the seat balancing mechanism comprises a sliding base and a balancing shaft connected to the inner side of the sliding base, the sliding base is disposed at the inner side of the sliding slot, a seat is connected to the middle of the balancing shaft, and the seat can be rotated on the sliding base by the balancing shaft to adjust the balance.
3. The segment adjustable ergonomic chair of claim 1 wherein the backrest adjustment mechanism comprises a fixed ferrule and a locking button disposed in the middle of the fixed ferrule, the fixed ferrule is nested on the backrest support bar and can move the adjustment position on the backrest support bar, a horizontal sleeve is disposed on the outside of the fixed ferrule, a horizontal strut is nested in the horizontal sleeve, and the horizontal strut can move the adjustment position in the horizontal sleeve.
4. The segment-adjusting ergonomic chair according to claim 1, wherein the curvature adjusting mechanism comprises a center seat, the center seat is connected to one end of a horizontal strut, the backrest support plate is disposed in the middle of the center seat, an adjusting screw is disposed at the other end of the horizontal strut, adjusting knobs are disposed at both ends of the adjusting screw, adjusting threaded sleeves are symmetrically disposed at both sides of the adjusting screw, the adjusting threaded sleeves are nested outside the adjusting screw, a threaded sleeve rotating shaft is disposed at one side of the adjusting threaded sleeves, an adjusting link is connected to the inner side of the threaded sleeve rotating shaft, one end of the adjusting link is connected to the adjusting threaded sleeves through the threaded sleeve rotating shaft, and the other end of the adjusting link is connected to the backrest support plate through the link rotating shaft.
5. The adjustable ergonomic chair of claim 1 wherein said back support tab is concave on a side.
6. The segment adjustable ergonomic chair of claim 1 wherein said back support piece is made of an elastic material.
7. The segment adjustable ergonomic chair of claim 1 wherein a headrest is provided at the upper end of the back support bar.
8. The segment adjustable ergonomic chair of claim 1 wherein one side of the back support tab is provided with a correction band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921352862.5U CN210842259U (en) | 2019-08-20 | 2019-08-20 | Segmentation regulation formula ergonomic chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921352862.5U CN210842259U (en) | 2019-08-20 | 2019-08-20 | Segmentation regulation formula ergonomic chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210842259U true CN210842259U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921352862.5U Expired - Fee Related CN210842259U (en) | 2019-08-20 | 2019-08-20 | Segmentation regulation formula ergonomic chair |
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| Country | Link |
|---|---|
| CN (1) | CN210842259U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110464146A (en) * | 2019-08-20 | 2019-11-19 | 李扬震 | A kind of sectional regulation type Ergonomic side chair |
| CN113089857A (en) * | 2021-04-25 | 2021-07-09 | 中嘉建盛建工集团有限公司 | Assembled building sealing waterproof device |
| CN114052398A (en) * | 2021-09-22 | 2022-02-18 | 杭州荣韵冲压件有限公司 | Adjustable desk and chair with limiting structure |
-
2019
- 2019-08-20 CN CN201921352862.5U patent/CN210842259U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110464146A (en) * | 2019-08-20 | 2019-11-19 | 李扬震 | A kind of sectional regulation type Ergonomic side chair |
| CN113089857A (en) * | 2021-04-25 | 2021-07-09 | 中嘉建盛建工集团有限公司 | Assembled building sealing waterproof device |
| CN113089857B (en) * | 2021-04-25 | 2021-12-14 | 中嘉建盛建工集团有限公司 | Assembled building sealing waterproof device |
| CN114052398A (en) * | 2021-09-22 | 2022-02-18 | 杭州荣韵冲压件有限公司 | Adjustable desk and chair with limiting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 Termination date: 20210820 |
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| CF01 | Termination of patent right due to non-payment of annual fee |