CN2410929Y - Device for regulating chair back cushion - Google Patents
Device for regulating chair back cushion Download PDFInfo
- Publication number
- CN2410929Y CN2410929Y CN 99257549 CN99257549U CN2410929Y CN 2410929 Y CN2410929 Y CN 2410929Y CN 99257549 CN99257549 CN 99257549 CN 99257549 U CN99257549 U CN 99257549U CN 2410929 Y CN2410929 Y CN 2410929Y
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- CN
- China
- Prior art keywords
- back cushion
- sour jujube
- cushion
- chair
- spiral shell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a device for regulating a back cushion of a chair back. The utility model is characterized in that the upper and the lower sides of the back cushion are respectively provided with a backward sliding cambered edge which is flexibly folded to a central arc and a convexly extending part structure, and the front and the rear sides of the convexly extending part are provided with a hole and a long hole. The bottom end of the back cushion is fixedly connected with a supporting plate, and a conducting wire of an adjusting knob is connected between the supporting plate and the top end of the back cushion. The convexly extending part is fixed on the chair back to prompt the distance of the conducting wire between the supporting plate and the top end of the back cushion to change to enable the sliding cambered edge to slide oppositely to the chair back to bend the radian of the back cushion to provide users with favorable comfortable effect. The utility model has the advantages of simple structure and rapid installation. The utility model is suitable for being used for various chair backs.
Description
The utility model relates to a kind of back cushion of seat, particularly a kind of Cushion for back of chair adjusting device.
Seat is a product for the most relevant with people's pattern of activity in the daily life and wide usefulness, the foot and the health that can make us by the action of " seat " obtain the suitable effect of releiving, have a rest or the purpose of convenient work and reach, therefore at seat according to application target, having various form under the difference of occasion presents, such as office chair, leisure chaise longue or the like, it all is seat special with specific use, yet these seats all are via the moulding of a large amount of manufacturing institute, though in structure, can consider the design of ergonomics aspect in shape and improve comfortableness, but owing to height at everyone, under the bodily form influence all inequality, just have following shortcoming:
1, designed though at present many seat design, can adapt to the demand of ergonomics, but structure that is presented or shape are made according to the certain standard data (as calculating specific mean value via the statistics back, use the decision seat and must have great radian or angle wherein), so often just cause in the use must be that sitting posture by the user goes to cater to seat configuration, otherwise at the bodily form, under the different influence of height condition, can't go to experience the effect of ergonomic designs at all, easily cause the bad problem of user's sitting posture to produce.
2, because most user can't make body portion that the back contacts fully with the chair back with normal sitting position fully at all, so the user lies when leaning against the chair back with its back, its waist all is to become not to be subjected to the vacant state that supports usually, therefore the user in use for some time the most incidental situation be that the phenomenon that vertebra, waist are ached produces, impact job morale, the low significant problem of the power to think.
This creator is in view of above-mentioned every shortcoming, the dark dust head of feel fails to be designed at user's the various bodily forms on creation designs, so that cause the bad problem of applicability, therefore satisfy the manufacturing experience of being engaged in the creation design with it for many years, actively research and development improve, under the discretion of each side's condition is considered, start out composition of the present utility model finally, can solve every problem of dust head fully.
The purpose of this utility model is that a kind of Cushion for back of chair adjusting device will be provided, and can conform to each user's requirement, no longer makes the user change sitting posture and the seat of condescending to take this post; Provide the user to reach good comfortable effect; It is simple in structure, installs fast, is fit to the various chair back and uses.
The purpose of this utility model is achieved in that
A kind of Cushion for back of chair adjusting device mainly is that this back cushion is affixed and controlled to adjust button with gripper shoe, wherein:
Gripper shoe is that a top is L type design and takes advantage of a situation and offer the plate body of two ends via slot joint pin hole;
Back cushion is the plate body of the curved arc design slightly forward of a pliability and plate face, and the plate body top has the storage tank that open-work is connected with cell body, it is characterized in that:
This back cushion top has backward and towards the sliding arc edge of destroying or force to yield of central arc or a mellow and full portion of being extended by the top end face, and these both sides, back cushion below have backward and towards the convex extension part that central arc is destroyed or force to yield, the forward and backward side of this convex extension part is offered porose and slotted hole; The bottom of this gripper shoe is to be fixed in place, bottom, back cushion rear, and the conduit of adjusting button then fastens in the last square column hole of gripper shoe, and this lead protuberance Extender Card of end in addition terminates in the storage tank; This back cushion is corresponding to chair back predetermined position, goes into via the pore volume in the place ahead, convex extension part and by locking at the slotted hole place, this back cushion is incorporated into the chair back with its convex extension part with screw, and the sliding arc edge of back cushion top or mellow and full then are and the chair back forms contact condition; This adjusts the conductor spacing between button adjusting rectification change gripper shoe and back cushion top; This sliding arc edge or mellow and full relative forced-slip and make back cushion be radian to change shape.
This bottom, back cushion rear is to extend upward supporting plate structure to be one-body molded.
This back cushion, gripper shoe and adjustment button are to be arranged in the Waist protection pad to be formed, and the elastic layer correspondence in the Waist protection pad offers ccontaining back cushion, adjusts the inner groovy of button, and is fixed on the backboard.
This adjustment button comprises:
Cap for the outside has the lid of a plurality of concave arcs, has in its inside and is the hole clipping that the relative fin of cross is connected with the bar head of the corresponding pivoted pole in bottom surface;
Enclosing cover is the disc of tool draw-in groove with correspondence engaging cap fin;
The stopper spiral shell, but be the long ellipticity nut body of inlay card lead, and it is provided with a sensing chip;
Pedestal, it is the structure tank of a tool loam cake combination, it is provided with motor seat and can corresponding sliding tray for stopper spiral shell cross section displacement in inside, and has the pillow that is installed with for bearing in the sliding tray front and back ends, sliding tray nearby, the rear side place is equipped with the inductive switch that circuit board is connected with, in the tank front end then is to wear a pivoted hole with corresponding with stopper spiral shell screwhole position, and then is to be provided with the top pearl of pulling in the side;
Adjusting lever is in the screw head rear and the terminal screw rod that all sets firmly bearing;
Pivoted pole is for the bar head is established screw and only established the body of rod of screw thread in end;
Sour jujube face gear is to connect solid gear structure for the adjusting lever screw head, is provided with a plurality of projections in its end face;
Sour jujube face wheel for end face has the cylinder of a plurality of projections, is provided with the structure that screwed hole is established in two scrobicular rings and rear end in its diametric plane;
This adjusting lever wears in regular turn behind bearing, stopper spiral shell, the bearing and inserts in the sliding tray of pedestal, impels the stopper spiral shell to occupy in the sliding tray; Two bearings then is installed with on the pillow, this sour jujube face gear connects the screw head part that is fixed in adjusting lever, this sour jujube face wheel places the place ahead of corresponding sour jujube face gear, this pivoted pole is outer and then be locked in the screwed hole of sour jujube face wheel rear end via pivoted hole, this cap combines with pivoted pole via screw and fixing enclosing cover, first scrobicular ring of this sour jujube face wheel is subjected to push up affixed the touching in pearl top of pulling, this motor is inserted in the motor seat and sour jujube face gears engaged, setting is connected with the switch of a control motor direction of motion, this motor drives sour jujube face gear operation and the stopper spiral shell on the adjusting lever is moved with pine, tight lead, the stroke of this stopper spiral shell is subjected to the restriction of inductive switch to sensing chip; The relative pedestal of this cap pushes second scrobicular ring that makes sour jujube face wheel and is subjected to pull pearl location and be manual operation state with sour jujube face gears engaged, top.
The utility model is arranged on the chair back by back cushion; And can bend the design of protrusion via adjusting button, pullling of lead, its advantage is:
1, owing to back cushion of the present utility model is to have through adjusting the adjustment that button control produces different bending degrees, so still can be after manufacturing is finished and adapted to via adjustment process according to the different bodily form of user, height, therefore the human body that produces is implemented effect and can met each user's demand, no longer makes the user must change from the appearance seat of condescending to take this post.
2, the design of the utility model back cushion is to take shape on the chair back, so when back cushion bends via the adjustment of adjusting button when protruding out, can replace the human body waist really and provide support power, prevent the user because vertebra, waist is unsettled and cause the situation of aching, and provides the user to reach good comfortable effect.
3,, and make back cushion directly be fixed on the chair back as stiff end, so when adjustment button adjusting joint lead carries out the radian control of back cushion with the convex extension part of its below because both sides, back cushion of the present utility model top are formations that the sliding arc edge is set; Can make the back cushion top produce and slide, and impel back cushion to be operated easily smoothly and bend and protrude out, and use and reach the purpose that supports the human body waist with its sliding arc edge and the chair back, and by above-mentioned constituting as can be known; The utility model is more simple on the composition of structure, and has quick, the suitable various chair back uses of installation.
Further specify the technical solution of the utility model and embodiment below in conjunction with accompanying drawing.
Description of drawings:
Fig. 1 is a back cushion structure chart of the present utility model;
Fig. 2 is a composition view of the present utility model;
Fig. 3 is an embodiment schematic diagram of the present utility model;
Fig. 4 is another example structure of the utility model figure;
Fig. 5 is the utility model example structure figure again;
Fig. 6 is the structure chart that the utility model is implemented on Waist protection pad;
Fig. 7 is the use schematic diagram that the utility model is implemented on Waist protection pad;
Fig. 8 is a Waist protection pad operational motion schematic diagram of the present utility model;
Fig. 9 is that Waist protection pad of the present utility model is formed outside drawing;
Figure 10 is adjustment button structure figure of the present utility model;
Figure 11 is the pivoted pole structure chart that the utility model is adjusted button;
Figure 12 is the composition outside drawing that the utility model is adjusted button;
Figure 13 is the structure configuration schematic diagram that the utility model is adjusted button;
Figure 14 is the electronic control schematic diagram that the utility model is adjusted button;
Figure 15 is the manual control schematic diagram that the utility model is adjusted button.
As shown in Figure 1, 2, 3, in the composition of the present utility model, this back cushion 1 is affixed and controlled to adjust button 30 with gripper shoe 13, wherein:
Gripper shoe 13, be a top be L type design take advantage of a situation offer two ends via the plate in slot 14 joint pin holes 15 this.
By above-mentioned member, at first make the bottom of gripper shoe 13 be fixed in place, bottom, back cushion 1 rear, and the conduit 42 of adjusting button 30 fastens in the last square column hole 15 of gripper shoe 13, lead 4 protuberance 41 of end in addition then is that Extender Card terminates in the storage tank 16, this moment again with back cushion 1 corresponding to the chair back 61 predetermined position, make screw hold to go into and by locking at slotted hole 12 places via the hole 121 in 11 the place aheads, convex extension part, impel back cushion 1 to be incorporated into the chair back 61 with its convex extension part 11, the sliding arc edge 111 of back cushion 1 top then is and the chair back 61 forms contact conditions, and order is adjusted button 30 and is fixed in seat 6 appropriate positions and gets final product (as shown in Figure 3).
When the utility model when implementing, because the rotation adjustment of adjustment button 30 can change lead 4 distances between gripper shoe 13 and back cushion 1 top, so will impel back cushion 1 to produce one down, Wan Zhe radian variation tendency (bottom of back cushion 1 is stationary state) forward, and at this moment because back cushion 1 is to contact with the chair back 61 with its sliding arc edge 111, and present at sliding arc edge 111 under the state of mellow and full bending structure, produce minimum frictional resistance with sliding arc edge 111 is butted on when the chair back 61 slides, make the radian change state of the back cushion 1 relative chair back 61 reach the sensitivity raising; And easily by the purpose of adjusting button 30 controls, but and install the saving member cost in structure, and assembling is more rapid, can make back, waist obtain to meet most the support force of ergonomics state when impelling the user to be sitting in seat 6 fully.
As shown in Figure 4, back cushion 1 another structure of the present utility model is one to be the plate body of the curved arc design slightly forward of pliability and plate face, both sides, this plate body below have backward and towards convex extension part 11 that central arc is destroyed or force to yield, 11 front and back side offers porose 121 and slotted hole 12 in the convex extension part, and the plate body upper end then extends to one mellow and full 112 structure and offers storage tank 16.And can be under aforementioned structure is formed step; Slide with the chair back 61 by mellow and full 112, and be beneficial to the bending radian state of adjusting back cushion 1, and make mould offer, water more simple and easy.
Moreover the bottom, back cushion 1 rear in above-mentioned the utility model is can extend upward gripper shoe 13 structures to be one-body molded (as shown in Figure 5), makes 13 of back cushion 1 and gripper shoes have preferable adhesion, uses and improves service life.
As shown in Figure 6, back cushion 1 of the present utility model, gripper shoe 13 and adjustment button 30 are can be arranged in the Waist protection pad 7 to be formed, make elastic layer 71 correspondences in the Waist protection pad 7 offer ccontaining back cushion 1, adjust the inner groovy 72 of button 30, and be fixed on the backboard 73, reaching has preferable appropriate ergonomic support power and adjusts effect on the Waist protection pad 7, use for general user and can after buying Waist protection pad 7, be implemented on use on the general seat 6, make the user under minimum cost burden, obtain identical effectiveness, avoid to buy seat 6 again and cause unnecessary money waste (as Fig. 7,8, shown in 9).
Shown in Figure 10,11, be adjustment button 30 structures part of the present utility model, have more convenience in the use for making user's (referring to be implemented on sick bed especially), can be the design of tool electrodynamic type control, this structure is as shown in the figure; Adjust button 30 and formed by cap 31, enclosing cover 32, stopper spiral shell 33, pedestal 34, adjusting lever 35, pivoted pole 36, sour jujube face gear 37, sour jujube face wheel 38, motor 39, wherein:
Enclosing cover 32 is the disc of tool draw-in groove 321 with correspondence engaging cap 31 fins 312.
Adjusting lever 35 is in screw head 351 rears and the terminal screw rod that all can set firmly bearing 8.
Pivoted pole 36 is for bar head 361 is established screw 362 and only established the body of rod of screw thread in end.
Sour jujube face gear 37 is to connect solid gear structure for adjusting lever 35 screw heads 351, is provided with a plurality of projections 371 in its end face.
Sour jujube face wheel 38 for end face has the cylinder of a plurality of projections 382, is provided with the structure that screwed hole is established in two scrobicular rings 381 and rear end in its diametric plane.
For another example shown in Figure 12,13,, at first make adjusting lever 35 wear bearing 8, stopper spiral shell 33, bearing 8 backs in regular turn and insert in the sliding tray 343 of pedestal 34, impel stopper spiral shell 33 to occupy in the sliding tray 343 by above-mentioned member; Two bearings 8 then is fixedly arranged on the pillow 344, this moment sour jujube face gear 37 is connect screw head 351 parts that are fixed in adjusting lever 35, continuous and again pin sour jujube face wheel 38 place the place ahead of corresponding sour jujube face wheel 37, be locked in the screwed hole that the sour jujube face is taken turns 38 rear ends for pivoted pole 36 via pivoted hole 345 outer piercing into, again cap 31 combine afterwards and fixedly enclosing cover 32 this moment with pivoted pole 36 via screw, make first scrobicular ring 381 of sour jujube face wheel 38 contacted by the top Zhu346Ding solid (can keep sour jujube face gear 37 with sour jujube face wheel 38) that pulls, again motor 39 is installed with at last and makes motor 39 be meshed sour jujube face gear 37 in the motor seat 342, and the rotation direction that makes a switch 391 be connected with control motor 39 gets final product.
When the adjustment button 30 of above-mentioned electrodynamic type control is implemented, can make motor 39 drive 37 motions (being low speed, high torsion state) of sour jujube face gear by switch 391, impel stopper spiral shell 33 movement therewith on the adjusting lever 35; Produce the control (as shown in figure 14) that relative lead 4 is pullled, loosened, use the radian of adjusting back cushion 1, and in the control of switch 391; The sensing chip 331 of its stopper spiral shell 33 will be subjected to inductive switch 347 (as shown in figure 10) and be limited at the upper and lower dead point of stroke, prevent that motor 39 from can't continue at stopper spiral shell 33 under the situation of displacement and damage, moreover, owing to 35 of stopper spiral shell 33 and adjusting levers are to produce displacement capacity via the relative running of screw thread, so when the user adjusts back cushion 1 to suitable radian, this motor 39 does not promptly need supply of electric power just can make stopper spiral shell 33 strong fixs, reaches and adjusts purpose easily; But, when motor 39 or other circuit component are impaired, just cap 31 relative pedestals 34 can be pushed, impel second scrobicular ring 381 of sour jujube face wheel 38 be subjected to the top pull pearl 346 location and with 37 engagements of sour jujube face gear, the state that loosens, tighten (as shown in figure 15) of smooth pilot 4 by moving flowing mode, reaching can be electronic, the implementation result of manual switchover, and because the utility model is to make sour jujube face tired 38 and sour jujube face gear 37 be broken away from when enforcement is electronic, so can reach the power saving benefit that reduces load, the remarkable and convenient use of effect really.
Claims (4)
1, a kind of Cushion for back of chair adjusting device mainly is that this back cushion is affixed and controlled to adjust button with gripper shoe, wherein:
Gripper shoe is that a top is L type design and takes advantage of a situation and offer the plate body of two ends via slot joint pin hole;
Back cushion is the plate body of the curved arc design slightly forward of a pliability and plate face, and the plate body top has the storage tank that open-work is connected with cell body, it is characterized in that:
This back cushion top has backward and towards the sliding arc edge of destroying or force to yield of central arc or a mellow and full portion of being extended by the top end face, and these both sides, back cushion below have backward and towards the convex extension part that central arc is destroyed or force to yield, the forward and backward side of this convex extension part is offered porose and slotted hole; The bottom of this gripper shoe is to be fixed in place, bottom, back cushion rear, and the conduit of adjusting button then fastens in the last square column hole of gripper shoe, and this lead protuberance Extender Card of end in addition terminates in the storage tank; This back cushion is corresponding to chair back predetermined position, goes into via the pore volume in the place ahead, convex extension part and by locking at the slotted hole place, this back cushion is incorporated into the chair back with its convex extension part with screw, and the sliding arc edge of back cushion top or mellow and full then are and the chair back forms contact condition; This adjusts the conductor spacing between button adjusting rectification change gripper shoe and back cushion top; This sliding arc edge or mellow and full relative forced-slip and make back cushion be radian to change shape.
2, Cushion for back of chair adjusting device as claimed in claim 1 is characterized in that: this bottom, back cushion rear is to extend upward supporting plate structure to be one-body molded.
3, Cushion for back of chair adjusting device as claimed in claim 1, it is characterized in that: this back cushion, gripper shoe and adjustment button are to be arranged in the Waist protection pad to be formed, elastic layer correspondence in the Waist protection pad offers ccontaining back cushion, adjusts the inner groovy of button, and is fixed on the backboard.
4, Cushion for back of chair adjusting device as claimed in claim 1 is characterized in that: this adjustment button comprises:
Cap for the outside has the lid of a plurality of concave arcs, has in its inside and is the hole clipping that the relative fin of cross is connected with the bar head of the corresponding pivoted pole in bottom surface;
Enclosing cover is the disc of tool draw-in groove with correspondence engaging cap fin;
The stopper spiral shell, but be the long ellipticity nut body of inlay card lead, and it is provided with a sensing chip;
Pedestal, it is the structure tank of a tool loam cake combination, it is provided with motor seat and can corresponding sliding tray for stopper spiral shell cross section displacement in inside, and has the pillow that is installed with for bearing in the sliding tray front and back ends, sliding tray nearby, the rear side place is equipped with the inductive switch that circuit board is connected with, in the tank front end then is to wear a pivoted hole with corresponding with stopper spiral shell screwhole position, and then is to be provided with the top pearl of pulling in the side;
Adjusting lever is in the screw head rear and the terminal screw rod that all sets firmly bearing;
Pivoted pole is for the bar head is established screw and only established the body of rod of screw thread in end;
Sour jujube face gear is to connect solid gear structure for the adjusting lever screw head, is provided with a plurality of projections in its end face;
Sour jujube face wheel for end face has the cylinder of a plurality of projections, is provided with the structure that screwed hole is established in two scrobicular rings and rear end in its diametric plane;
This adjusting lever wears in regular turn behind bearing, stopper spiral shell, the bearing and inserts in the sliding tray of pedestal, impels the stopper spiral shell to occupy in the sliding tray; Two bearings then is installed with on the pillow, this sour jujube face gear connects the screw head part that is fixed in adjusting lever, this sour jujube face wheel places the place ahead of corresponding sour jujube face gear, this pivoted pole is outer and then be locked in the screwed hole of sour jujube face wheel rear end via pivoted hole, this cap combines with pivoted pole via screw and fixing enclosing cover, first scrobicular ring of this sour jujube face wheel is subjected to push up affixed the touching in pearl top of pulling, this motor is inserted in the motor seat and sour jujube face gears engaged, setting is connected with the switch of a control motor direction of motion, this motor drives sour jujube face gear operation and the stopper spiral shell on the adjusting lever is moved with pine, tight lead, the stroke of this stopper spiral shell is subjected to the restriction of inductive switch to sensing chip; The relative pedestal of this cap pushes second scrobicular ring that makes sour jujube face wheel and is subjected to pull pearl location and be manual operation state with sour jujube face gears engaged, top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99257549 CN2410929Y (en) | 1999-12-28 | 1999-12-28 | Device for regulating chair back cushion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99257549 CN2410929Y (en) | 1999-12-28 | 1999-12-28 | Device for regulating chair back cushion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2410929Y true CN2410929Y (en) | 2000-12-20 |
Family
ID=34040396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99257549 Expired - Lifetime CN2410929Y (en) | 1999-12-28 | 1999-12-28 | Device for regulating chair back cushion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2410929Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102793396A (en) * | 2011-05-24 | 2012-11-28 | L&P产权管理公司 | Enhanced compatibility for a linkage mechanism |
| CN104223823A (en) * | 2013-06-06 | 2014-12-24 | 富浩办公家具有限公司 | Chair able to adjust waist support force |
| CN107684268A (en) * | 2017-09-12 | 2018-02-13 | 朱凤祥 | A kind of lordosis supporter of squab bracket |
| CN110352145A (en) * | 2017-01-05 | 2019-10-18 | 安道拓工程技术知识产权有限公司 | Vehicle seat with adjustable seat backrest and/or adjustable seat cushion |
| CN110638244A (en) * | 2019-11-06 | 2020-01-03 | 广州铧世家具制造有限公司 | Head pillow |
-
1999
- 1999-12-28 CN CN 99257549 patent/CN2410929Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102793396A (en) * | 2011-05-24 | 2012-11-28 | L&P产权管理公司 | Enhanced compatibility for a linkage mechanism |
| CN104223823A (en) * | 2013-06-06 | 2014-12-24 | 富浩办公家具有限公司 | Chair able to adjust waist support force |
| CN104223823B (en) * | 2013-06-06 | 2016-09-14 | 富浩办公家具有限公司 | The chair of lumbar support force can be regulated |
| CN110352145A (en) * | 2017-01-05 | 2019-10-18 | 安道拓工程技术知识产权有限公司 | Vehicle seat with adjustable seat backrest and/or adjustable seat cushion |
| CN107684268A (en) * | 2017-09-12 | 2018-02-13 | 朱凤祥 | A kind of lordosis supporter of squab bracket |
| CN110638244A (en) * | 2019-11-06 | 2020-01-03 | 广州铧世家具制造有限公司 | Head pillow |
| CN110638244B (en) * | 2019-11-06 | 2024-05-17 | 广州铧世家具制造有限公司 | Headrest |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |