CN109805656A - Three-dimensional adjustable armrest and swivel chair - Google Patents
Three-dimensional adjustable armrest and swivel chair Download PDFInfo
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- CN109805656A CN109805656A CN201910230080.2A CN201910230080A CN109805656A CN 109805656 A CN109805656 A CN 109805656A CN 201910230080 A CN201910230080 A CN 201910230080A CN 109805656 A CN109805656 A CN 109805656A
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- armrest
- lifting
- clip arm
- dimensional adjustable
- lifting unit
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Abstract
The present invention relates to armrest technical field, especially three-dimensional adjustable armrest and swivel chair, including armrest part, rotating part and lifting unit, armrest part are movably connected on one end of rotating part, and handrail, a termination elevating mechanism of lifting unit are equipped on armrest part；The other end of rotating part is equipped with female end interface, the other end of lifting unit is equipped with male end interface, the outside of female end interface is equipped with upper clip arm and lower clip arm, upper clip arm and lower clip arm are formed with connecting cavity, the middle part of male end interface is equipped with the branch armshaft for being embedded in connecting cavity, the two sides up and down of branch armshaft are respectively kept with the clamp arm chamber for connecting upper clip arm and lower clip arm, the outside of upper clip arm, lower clip arm and branch armshaft is in convex arc shaped, the inner surface of connecting cavity and clamp arm chamber is in that concave arc shape, rotating part and lifting unit are installed by female end interface and male end Interference fit；Three-dimensional adjustable armrest is mounted on swivel chair.The present invention can be horizontally rotated on a large scale by the realization of class articulated manner, be suitble to the various use demands of various figure users and user.
Description
Technical field
The present invention relates to armrest technical field, especially three-dimensional adjustable armrest and swivel chair.
Background technique
The spatial position of existing office chair armrest, height is relatively fixed, but in practical applications, everyone
Size difference is big, thus it is all different to demands such as the height of handrail, level and handrail spacing, even the same person,
Using different sitting postures or different occasions, the requirement to armrest position is also different, and the seat of handrail is fixed in sitting in having,
Will lead to the soft tissues such as muscle, ligament, fascia, the joint capsule of user can be in tension, allows the muscle of shoulder by tired
Exceed physiological load after labor, alleviates the above harm, it has also become various countries' health organization or the important topic of relevant enterprise research,
Therefore, it is come into being according to the adjustable seat armrest that user needs.
However the function of existing adjustable handrail is relatively single, most of adjustable handrails are also only limitted to the tune in handrail height
Section.A kind of Chinese patent (application number 201610719218.1) " adjustable armrest system in position " open one kind can multidimensional adjust
Handrail, including the armrest support above inner sleeve, lifting support, lifting control mechanism and lifting support, lifting support is removable
Ground is arranged in the inside of inner sleeve, and lifting control mechanism includes solution lock section vertically movable inside lifting support to be arranged in and can
Across lifting support the press section of transverse shifting is crimped between solution lock section and press section by the inclined-plane matched, is solved
The side wall of lock section is provided with the first groove, and the side wall of lifting unit is provided with channel, and the side wall of inner sleeve is provided with the second groove, and first
Groove, channel and the second groove can be interconnected during the first groove is mobile with solution lock section, be provided in channel dynamic
The maximum length size of son, mover is greater than the distance between inner sleeve and the ipsilateral side wall of solution lock section, sets on solution lock section and/or press section
It is equipped with return mechanism.The adjustable height of the armrest system and horizontal position, but horizontal rotation angle is small, junction structure is multiple
It is miscellaneous, miss to adapt to the various use demands of a variety of figure users and user.
Summary of the invention
The purpose of the present invention is overcoming the adjustable handrail horizontal rotation angle of existing seat small, structure is complicated for junction, not
The various use demands for adapting to a variety of figure users and user cause different people use there may be unconformable defects.
To achieve the goals above, the present invention discloses a kind of three-dimensional adjustable armrest, and three-dimensional adjustable armrest includes handrail
Portion, rotating part and lifting unit, armrest part are movably connected on one end of rotating part, and handrail is equipped on armrest part, lifting unit
One is terminated with for providing the elevating mechanism in lifting space；
Wherein, the other end of the rotating part is equipped with female end interface, and the other end of the lifting unit is equipped with perpendicular to lifting
The outside of the male end interface in portion, female end interface is equipped with upper clip arm and lower clip arm, and upper clip arm and lower clip arm are formed with connecting cavity, male end
The middle part of interface is equipped with branch armshaft for being embedded in connecting cavity, the two sides up and down of branch armshaft be respectively kept with for connect upper clip arm and
The clamp arm chamber of lower clip arm, the outside of upper clip arm, lower clip arm and branch armshaft are in convex arc shaped, and the inner surface of connecting cavity and clamp arm chamber is in
Concave arc shape, rotating part and lifting unit are installed by female end interface and male end Interference fit.
Preferably, elevating mechanism includes left protective case and right protective case, left protective case and right protective case snap onto lifting unit bottom respectively
On the two sides at end, right protective case is built-in with longitudinal lift rail, and longitudinal lift rail is made of the locating plate that multiple groups are collectively aligned, lifting unit
Equipped with lifting tooth, the lifting tooth offers the clasp joint slot for being clamped locating plate.
Further, the bottom end of lifting unit is provided with the lift span with lifting tooth size fit, and lifting tooth passes through shaft activity
It is assemblied in lift span, lifting tooth is also connected with the torsional spring that the clasp joint slot of lifting tooth is pushed into longitudinal lift rail direction, torsional spring
One end is connect with lifting tooth, and the other end of torsional spring and the side of lift span connect.
Further, lifting unit is additionally provided with the reseting shrapnel for turning down lifting unit, and reseting shrapnel is fixed on lift span
Edge, reseting shrapnel are equipped with the pressing slip hook for stirring lifting tooth.
Further, lifting tooth is equipped with the slip hook slot for adapting to pressing slip hook, and slip hook slot and clasp joint slot are opened in liter respectively
The heteropleural of tooth drops.
Preferably, connecting cavity offers hoodle hole, branch armshaft offers several positioning shrinkage pools for corresponding to hoodle hole.
Preferably, the bottom of armrest part is provided with sliding groove, one end of rotating part is equipped with rotation protrusion, armrest part activity
It is mounted in rotation protrusion, the limit connector for connecting rotation protrusion is equipped in armrest part.
Further, limit connector includes mobile limited block for limiting armrest part sliding scale and connects for fixed
The latch closure of rotation protrusion is connect, the length of mobile limited block is greater than sliding groove but is less than armrest part, and the middle part of mobile limited block is equipped with
Latch closure through-hole for fixed ring buckle.
Preferably, the upper surface of handrail is arranged with soft pad, the material of soft pad is PU material.
The present invention also provides a kind of swivel chairs, including transfer ontology and any of the above-described kind of three-dimensional adjustable armrest.
Beneficial effects of the present invention: while having concurrently and adjusting height, level angle, horizontal distance and handrail face contact forearm
The function of area, and being horizontally rotated on a large scale by the realization of class articulated manner, is suitble to that various figure users and user's is various
Use demand increases the comfort sense of user.
Detailed description of the invention
Fig. 1: the structural schematic diagram of three-dimensional adjustable armrest.
Fig. 2: the slewing area schematic diagram of three-dimensional adjustable armrest.
Fig. 3: the perspective view of the explosion of three-dimensional adjustable armrest.
Fig. 4: the structural schematic diagram of female end interface and male end interface.
Fig. 5: the cut-away illustration of rotating part and lifting unit.
Fig. 6: the structural schematic diagram of right protective case.
Fig. 7: the structural schematic diagram of lifting tooth.
Fig. 8: the structural schematic diagram of reseting shrapnel.
Fig. 9: the structural schematic diagram of lifting unit.
Figure 10: the structural schematic diagram of swivel chair.
Figure 11: the use state diagram of swivel chair.
Figure 12: figure is compared with large user's use state diagram.
Specific embodiment
To be more clear the purposes, technical schemes and advantages of the embodiment of the present invention, below in conjunction with embodiment and attached drawing,
The invention will be further described.
The present invention discloses a kind of three-dimensional adjustable armrest.
It please refers to as shown in figs 1-9, is a preferred embodiment of the present invention, three-dimensional adjustable armrest includes armrest part 1, rotation
Portion 2, lifting unit 3 and elevating mechanism 4, wherein rotating part 2 and lifting unit 3 are made of aluminum alloy materials, and 1 activity of armrest part is even
It is connected on one end of rotating part 2, handrail 11 is installed on armrest part 1, the one of lifting unit 3 is terminated with for providing lifting space
Elevating mechanism 4.
Rotating part 2 and lifting unit 3 are flexibly connected, specifically, the angle of rotating part 2 and lifting unit 3 between 85 °~95 °,
The handover end of rotating part 2 is equipped with female end interface 21, and the handover end of lifting unit 3 is equipped with the male end interface 31 perpendicular to lifting unit 3, female
The outside of end interface 21 is equipped with upper clip arm 211 and lower clip arm 212, and upper clip arm 211 and lower clip arm 212 are formed with connecting cavity 213, public
The middle part of end interface 31 is equipped with the branch armshaft 311 for being embedded in connecting cavity 213, and the two sides up and down of branch armshaft 311 are respectively kept with use
In the clamp arm chamber 312 of connection upper clip arm 211 and lower clip arm 212, rotating part 2 is connect with lifting unit 3 by female end interface 21 and male end
Mouth 31 is coupled, wherein the outside of upper clip arm 211, lower clip arm 212 and branch armshaft 311 is in convex arc shaped, connecting cavity 213 and folder
The inner surface of arm chamber 312 is in concave arc shape, as shown in Fig. 2, maximum rotation angle of the rotating part 2 on lifting unit 3 can reach
120 °, maximum rotation angle of the armrest part 1 on rotating part 2 can reach 60 °, in actual use, armrest part 1 and rotating part
2 with the use of the rotation angle that can reach 180 °.
Elevating mechanism 4 includes left protective case 41 and right protective case 42, and left protective case 41 and right protective case 42 snap onto 3 bottom of lifting unit respectively
On the two sides at end, right protective case 42 is built-in with longitudinal lift rail 421, the locating plate 422 that longitudinal lift rail 421 is collectively aligned by multiple groups
It constitutes, lifting unit 3 is equipped with lifting tooth 32, and lifting tooth 32 offers the clasp joint slot 321 for being clamped locating plate 422.
The three-dimensional adjustable armrest of technical solution of the present invention has while having adjusting height, level angle, horizontal distance concurrently
And the function of handrail face contact forearm area, it is that other existing adjustable handrail structures are inaccessiable.Specifically, pass through adjusting
Lifting tooth 32 on lifting unit 3 and the relative position between lift rail adjust height；Rotating part 2 and armrest part 1 pass through rotation
Protrusion 22 is connected with limit connector, and armrest part 1 can be fixed point rotary with rotation protrusion 22 on rotating part 2；Rotating part 2 and liter
Drop portion 3 passes through the mating connection of male end interface 31 and female end interface 21, and 2 lifting unit 3 of rotating part horizontally rotates on a large scale, should
Three-dimensional adjustable armrest installation uses on the seat, and the crowd of various figures is suitble to use.
In a kind of optional embodiment, connecting cavity 213 offers hoodle hole 214, and branch armshaft 311 offers several
Positioning shrinkage pool 312 corresponding to hoodle hole 214.In practical applications, it is sometimes necessary to which user wishes armrest system relatively
It for stabilization, rather than rotates on a large scale, therefore hoodle is installed in rotating part 2, positioning shrinkage pool is correspondingly arranged on lifting unit 3
312, hoodle, which is placed in one one, when normal use positions in shrinkage pool 312, when needing adjustable handrail setting position, adjust hoodle to
Another positioning shrinkage pool 312, realization is relatively fixed.
The bottom of armrest part 1 is provided with sliding groove 12, and one end of rotating part 2 is equipped with rotation protrusion 22,1 activity peace of armrest part
The limit connector for connecting rotation protrusion 22 is equipped in rotation protrusion 22, in armrest part 1.Limit connector includes using
In limitation 1 sliding scale of armrest part mobile limited block 23 with for be fixedly connected rotation protrusion 22 latch closure 24, activity limit
Block 23 is located in armrest part 1, and the length of mobile limited block 23 is greater than sliding groove 12 but is less than the length of armrest part 1, activity limit
The middle part of block 23 is equipped with the latch closure through-hole for fixed ring buckle 24.Specifically, mobile limited block 23 is assemblied in the cavity of armrest part 1
Interior, mobile limited block 23 is adapted to the cavity shape of armrest part 1, and wherein the length of mobile limited block 23 is greater than sliding groove 12, but
It is to 1 edge of armrest part there are certain sliding distance, it, can after mobile limited block 23 is connect by latch closure 24 with rotation protrusion 22
The sliding scale in 1 relative rotation portion 2 of armrest part is limited to a certain extent, and improves internal stability.
Referring to shown in Fig. 7, in the present embodiment, the bottom end of lifting unit 3 is provided with the liter with 32 size fit of lifting tooth
Hole 322 drops, and lifting tooth 32 is assemblied in lift span 322 by shaft activity, and lifting tooth 32 is also connected with the hook of lifting tooth 32
Access slot 321 is pushed into the torsional spring 323 in longitudinal 421 direction of lift rail, and one end of torsional spring 323 is connect with lifting tooth 32, torsional spring 323 it is another
One end is connect with the side of lift span 322.Specifically, it is turned up or turns down for convenience the height of armrest system, it will by shaft
Lifting tooth 32 is flexibly connected, and in actual use, torsional spring 323 is by the direction of the 321 twisting locating plate 422 of clasp joint slot of lifting tooth 32
On, when needing to increase, can directly draw high armrest system, when needing to reduce height, can appropriate adjustment lifting tooth 32 the other side, make
It unclamps be clamped locating plate 422, and is adjusted.
The present embodiment provides following more preferred height adjustment scheme is as follows: lifting unit 3 is additionally provided with for turning down lifting
The reseting shrapnel 33 in portion 3, reseting shrapnel 33 are fixed on edge on lift span 322, and reseting shrapnel 33 is equipped with for stirring lifting tooth 32
Pressing slip hook 331, and lifting tooth 32 is equipped with the slip hook slot 332 for adapting to pressing slip hook 331, slip hook slot 332 and clasp joint slot 321
It is opened in the heteropleural of lifting tooth 32 respectively.Specifically as shown, reseting shrapnel 33 is fixed on the suitable position of lifting unit 3, make
Press slip hook 331 can contact on the slip hook slot 332 of clasp joint portion heteropleural in the case where being pressed.In the present embodiment, handrail
Upper surface be arranged with soft pad 12, wherein the material of soft pad 12 be PU material.
The present invention also provides a kind of swivel chairs, including transfer ontology and any of the above-described kind of three-dimensional adjustable armrest, are suitable for
The user of different building shape, as shown in figs. 10-12, three-dimensional adjustable armrest are generally disposed at the use of swivel chair two sides, weight and figure
Biggish user is easy to appear insufficient space etc. when using common seat and is not suitable with situation, and armrest system provided by the invention
Since the angle adjustable of rotating part 2 is big, in addition handrail can armrest portion 1 rotate, the usable space of further expansion seat.
Other than the user's use for being suitble to various figures, as shown in figs. 10-11, armrest system of the invention applies also for using
The various sitting postures or application demand at family, such as when office typewriting, handrail turns to human body tiltedly front side direction, the forearm of user
Good support is obtained, avoids forearm hanging for a long time and increases working strength；For another example when rest on the seat, user be accustomed to
After lean on, both arms are encircled, and the armrest part 1 being arranged on rotating part 2 are gone to close to nearly 90 ° of the position of human body, forearm can be complete at this time
Portion's support increases users'comfort on armrest system.
In conclusion adjustable armrest device of the invention simultaneously have concurrently adjust height, level angle, horizontal distance and
The function of handrail face contact forearm area can be horizontally rotated on a large scale by the realization of class articulated manner, be suitble to various figure users
With the various use demands of user, there is remarkable progress.
The above description is only a preferred embodiment of the present invention, is not intended to restrict the invention, although with reference to the foregoing embodiments
Invention is explained in detail, for those skilled in the art, still can be to foregoing embodiments institute
The technical solution of record is modified or equivalent replacement of some of the technical features.It is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of three-dimensional adjustable armrest, it is characterised in that: the three-dimensional adjustable armrest includes armrest part, rotating part and lifting
Portion, the armrest part are movably connected on one end of rotating part, and handrail is equipped on armrest part, and the one of the lifting unit is terminated with
For providing the elevating mechanism in lifting space；
Wherein, the other end of the rotating part is equipped with female end interface, and the other end of the lifting unit is equipped with perpendicular to lifting unit
The outside of male end interface, female end interface is equipped with upper clip arm and lower clip arm, and upper clip arm and lower clip arm are formed with connecting cavity, male end interface
Middle part be equipped with branch armshaft for being embedded in connecting cavity, the two sides up and down of branch armshaft are respectively kept with for connecting upper clip arm and lower folder
The clamp arm chamber of arm, the outside of upper clip arm, lower clip arm and branch armshaft are in convex arc shaped, and the inner surface of connecting cavity and clamp arm chamber is in concave arc
Shape, rotating part and lifting unit are installed by female end interface and male end Interference fit.
2. three-dimensional adjustable armrest according to claim 1, it is characterised in that: the elevating mechanism includes left protective case and the right side
Protective case, left protective case and right protective case are snapped onto respectively on the two sides of lifting unit bottom end, and right protective case is built-in with longitudinal lift rail, Zong Xiangsheng
Drop rail is made of the locating plate that multiple groups are collectively aligned, and lifting unit is equipped with lifting tooth, and the lifting tooth is offered for being clamped positioning
The clasp joint slot of piece.
3. three-dimensional adjustable armrest according to claim 2, it is characterised in that: the bottom end of the lifting unit is provided with and goes up and down
The lift span of teeth size adaptation, the lifting tooth are assemblied in lift span by shaft activity, and lifting tooth, which is also connected with, to be gone up and down
The clasp joint slot of tooth is pushed into the torsional spring in longitudinal lift rail direction, and one end of torsional spring is connect with lifting tooth, the other end of torsional spring and lifting
The side in hole connects.
4. three-dimensional adjustable armrest according to claim 3, it is characterised in that: the lifting unit is additionally provided with to be risen for turning down
The reseting shrapnel in drop portion, the reseting shrapnel are fixed on edge on lift span, and reseting shrapnel is equipped with the pressing for stirring lifting tooth
Slip hook.
5. three-dimensional adjustable armrest according to claim 4, it is characterised in that: the lifting tooth, which is equipped with, adapts to pressing bullet
The slip hook slot of hook, the slip hook slot and clasp joint slot are opened in the heteropleural of lifting tooth respectively.
6. three-dimensional adjustable armrest according to claim 1, it is characterised in that: the connecting cavity offers hoodle hole, institute
It states branch armshaft and offers several positioning shrinkage pools for corresponding to hoodle hole.
7. three-dimensional adjustable armrest according to claim 1, it is characterised in that: the bottom of the armrest part is provided with sliding
Slot, one end of rotating part are equipped with rotation protrusion, and armrest part is movably arranged in rotation protrusion, is equipped in armrest part for connecting
Rotate the limit connector of protrusion.
8. three-dimensional adjustable armrest according to claim 7, it is characterised in that: the limit connector includes for limiting
For the mobile limited block of armrest part sliding scale with for being fixedly connected with the raised latch closure of rotation, the length of the mobile limited block is big
In sliding groove but it is less than armrest part, the middle part of mobile limited block is equipped with the latch closure through-hole for fixed ring buckle.
9. three-dimensional adjustable armrest according to claim 1, it is characterised in that: the upper surface of the handrail is arranged with soft
Pad, the material of the soft pad are PU material.
10. a kind of swivel chair, it is characterised in that: the swivel chair includes shifting ontology and according to claim 1 to 9 any one institutes
The three-dimensional adjustable armrest stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910230080.2A CN109805656B (en) | 2019-03-23 | 2019-03-23 | Three-dimensional adjustable armrest and swivel chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910230080.2A CN109805656B (en) | 2019-03-23 | 2019-03-23 | Three-dimensional adjustable armrest and swivel chair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109805656A true CN109805656A (en) | 2019-05-28 |
| CN109805656B CN109805656B (en) | 2023-10-20 |
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ID=66610332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910230080.2A Active CN109805656B (en) | 2019-03-23 | 2019-03-23 | Three-dimensional adjustable armrest and swivel chair |
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| Country | Link |
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| CN (1) | CN109805656B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833280A (en) * | 2019-11-22 | 2020-02-25 | 东莞市星火齿轮有限公司 | Rotary type automatic lifting handrail |
| CN110876539A (en) * | 2019-12-26 | 2020-03-13 | 范会鑫 | Lifting armrest of chair |
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| CN207461781U (en) * | 2017-04-19 | 2018-06-08 | 张晨杨 | A kind of novel Rotatable armrest |
| CN109330255A (en) * | 2018-11-26 | 2019-02-15 | 陈敏 | A kind of lifting handrail of seat |
| CN209660989U (en) * | 2019-03-23 | 2019-11-22 | 肖增荣 | Three-dimensional adjustable armrest and swivel chair |
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| JP2001299492A (en) * | 2000-04-19 | 2001-10-30 | Uchida Yoko Co Ltd | Swivel chair |
| CN201436918U (en) * | 2009-05-06 | 2010-04-14 | 珠海励致洋行办公家私有限公司 | Lift chair armrest |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833280A (en) * | 2019-11-22 | 2020-02-25 | 东莞市星火齿轮有限公司 | Rotary type automatic lifting handrail |
| CN110876539A (en) * | 2019-12-26 | 2020-03-13 | 范会鑫 | Lifting armrest of chair |
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| Publication number | Publication date |
|---|---|
| CN109805656B (en) | 2023-10-20 |
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