CN206238864U - A kind of pinboard drive device - Google Patents
A kind of pinboard drive device Download PDFInfo
- Publication number
- CN206238864U CN206238864U CN201620973493.1U CN201620973493U CN206238864U CN 206238864 U CN206238864 U CN 206238864U CN 201620973493 U CN201620973493 U CN 201620973493U CN 206238864 U CN206238864 U CN 206238864U
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- CN
- China
- Prior art keywords
- pinboard
- torsion spring
- driving plate
- spring
- elongated hole
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model is related to a kind of pinboard drive device, including driving plate, torsion spring and handle apparatus, the pinboard is provided with elongated hole, one end of the driving plate is provided with bearing pin, the pin slide is spacing in the elongated hole of pinboard, the other end of driving plate is hinged on base jointly with torsion spring, and one end extension of torsion spring is fixed in driving plate, the other end extension connection handle apparatus of torsion spring.External force controls torsion spring to rotate and then controls driving plate to rotate by handle apparatus, drives pinboard motion so that pinboard is separated with sliding bar, and lever departs from lock-out state, and now backrest angle can adjust；When external force disappears, torsion spring return drives driving plate to rotate return, so as to drive pinboard return so that pinboard drive device drives pinboard to be offseted with sliding bar, and sliding bar is locked, and backrest angle is also locked simultaneously.
Description
Technical field
The utility model is related to a kind of auxiliary body of back of the body linkage chair, more particularly to a kind of pinboard drive device.
Background technology
The patent of invention of Application No. 201510136967.7 discloses a kind of seat back of the body linkage chair, and the linkage chair includes bottom
The handrail of seat, seat support, backrest and seat support both sides, the handrail is rigidly connected with base, and the backrest left and right sides is respectively with two
Individual handrail is hinged；The seat support includes being used to assemble the mounting of cushion and the slide plate being slidably connected with base, in the rear end of mounting
A support is provided with, axisymmetricly, the two ends of support are hinged the support with the backrest left and right sides respectively.Mounting front end and slide plate
It is hinged, and mounting is rotated in backrest with slide plate and is synchronized with the movement when around, and the elastic recovery machine for making slide plate reset is provided with base
Structure.Any angle of this linkage chair during backrest reclining, backrest is close to human body back and is not subjected to displacement all the time, comfortableness
By force；Simultaneously because while being leaned on after backrest, seat support conveying human body is moved forward, and is moderately supplemented the center of gravity that reclining brings backward and is retrodeviated
Unstable problem.
But, during reclining backward, backrest can only when elevation angle reaches maximum for this linkage chair
It is supported, the dependence that now user can just be stablized.Build and rest custom yet with people is different, and only one of which is leaned on
The demand of most of user is not obviously adapted to by angle.
Be directed to this, applicant devise a kind of the back of the body linkage chair limit adjusting mechanism, including base, sliding bar, insert
Pin plate and pinboard drive device, the sliding bar are slidably arranged on base, and the pinboard is slidably arranged on base sliding
The side of lever, the pinboard drive device is fixed on base and drives pinboard to offset or separate with sliding bar, makes
Obtain sliding bar and be locked or depart from locking.Seat the back of the body linkage chair base slide plate be fixed on sliding bar, when need adjust backrest
During angle, pinboard is driven to be separated with sliding bar by pinboard drive device so that sliding bar departs from lock-out state, now adjusts
Section backrest elevation angle backward, backrest drives slide plate movement, and after the completion of backrest angle regulation, pinboard drive device drives
Pinboard offsets with sliding bar so that sliding bar is locked, and backrest angle is also locked simultaneously.
Utility model content
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of pinboard drive device, passes through
The device drives pinboard, so as to realize the locking of sliding bar and separate control, and then realizes the regulation to backrest angle.
To achieve these goals, the utility model employs following technical scheme：
A kind of pinboard drive device, including driving plate, torsion spring and handle apparatus, the pinboard are provided with elongated hole, institute
The one end for stating driving plate is provided with bearing pin, and the pin slide is spacing in the elongated hole of pinboard, the other end and torsion spring of driving plate
It is hinged on base jointly, one end extension of torsion spring is fixed in driving plate, the other end extension connection handle dress of torsion spring
Put.External force by handle apparatus control torsion spring rotate so that control driving plate rotate, drive pinboard motion so that pinboard with
Sliding bar is separated, and sliding bar departs from lock-out state, and now backrest angle can adjust；When external force disappears, torsion spring return drives and drives
Dynamic plate rotates return, so as to drive pinboard return so that pinboard drive device drives pinboard to be offseted with sliding bar, slides
Bar is locked, and backrest angle is also locked simultaneously.
Preferably, the elongated hole is inclined hole, when bearing pin is slided in elongated hole, pinboard activity is driven.
Preferably, the handle apparatus include bracing wire, spring, limiting plate, the spring are provided with the base plate of base
One end be fixed on limiting plate, the pad offseted with the spring other end, the drawing are fixed with the other end extension of torsion spring
Line is mutually fixed after sequentially passing through limiting plate and spring with the other end extension of torsion spring, and bracing wire pulls torsion spring to rotate, and drives and drives
Plate is moved, and when the bearing pin positioned at driving plate one end is slided in elongated hole, drives pinboard activity；When external force disappears, in torsion spring and
Under the restoring force effect of spring, driving plate is set to drive latch sheet reset.
Compared with prior art, the beneficial effects of the utility model are：Simple structure, effect are good.External force is filled by shaking hands
Put control torsion spring to rotate and then control driving plate to rotate, drive pinboard motion so that pinboard is separated with sliding bar, lever takes off
From lock-out state, now backrest angle is adjustable；When external force disappears, torsion spring return drives driving plate to rotate return, so that band
Dynamic pinboard return so that pinboard drive device drives pinboard to be offseted with sliding bar, and sliding bar is locked, and backrest angle is same
When be also locked.
Brief description of the drawings
Fig. 1 is the structural representation of limit adjusting mechanism in embodiment.
Fig. 2 is the partial enlarged drawing at A in Fig. 1.
Fig. 3 is the structural representation of sliding bar and pinboard.
Fig. 4 is the structural representation of guide part and guide plate.
Fig. 5 is the structural representation of handle apparatus.
Fig. 6 is the structural representation at another visual angle of limit adjusting mechanism in embodiment.
Fig. 7 is the sectional view of limit adjusting mechanism in embodiment.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of
Description the utility model and simplifying is described, rather than indicate imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In description of the present utility model, unless otherwise indicated, the implication of " multiple "
It is two or more, unless otherwise clearly restriction.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, above-mentioned term can as the case may be understood
Concrete meaning in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it
D score can include the first and second feature directly contacts, it is also possible to including the first and second features not be directly contact but logical
The other characterisation contact crossed between them.And, fisrt feature second feature " on ", " top " and " above " include the
One feature is directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.First is special
Levy second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only
Represent that fisrt feature level height is less than second feature.
A kind of limit adjusting mechanism of back of the body linkage chair as shown in Fig. 1~7, including base 1, sliding bar 21, pinboard
31 and pinboard drive device 32.Sliding bar 21 is slidably arranged on base 1, and linkage chair is fixed on by specific attachment structure
Base slide plate bottom.Pinboard 31 is slidably arranged in the side of sliding bar 21 on base 1, and pinboard drive device 32 is fixed on
On base 1 and pinboard 31 is driven to offset or separate with sliding bar 21 so that sliding bar 21 is locked or departs from and locks.Tool
Body locks form：One end of sliding bar 21 is described towards the first tooth bar 211 is also provided with the side side wall of pinboard 31
Pinboard 31 is provided with the second tooth bar 312 towards one end of sliding bar 21, and sliding bar 21 is coordinated with pinboard 31 by two tooth bars
It is spacing.It is provided with the base plate of base 1 in the guide part 12 for grafting sliding bar 21, the guide part 12 and is provided with along cunning
The guide groove 121 that the direction of motion of lever 21 is set, and the notch 122 of guide groove 121 is arranged on the side of the first tooth bar 211.
It is provided with the base plate of base 1 in guide plate 13, the guide plate 13 and is provided with gathering sill 131, pinboard 31 is plugged on leads
Coordinate in groove 131 and with the gap of gathering sill 131.
Pinboard drive device 32 includes driving plate 33, torsion spring 34 and handle apparatus 35.Elongated hole is provided with pinboard 31
311, one end of driving plate 33 is provided with bearing pin 331, and the bearing pin 331 slides spacing in the elongated hole 311 of pinboard 31.Elongated hole
311 is inclined hole, when bearing pin 331 is slided in elongated hole 311, drives the activity of pinboard 31.The other end of driving plate 33 and torsion spring 34
It is hinged on jointly on base 1, one end extension of torsion spring 34 is fixed in driving plate 33, the other end extension connection of torsion spring 34
Handle apparatus 35.Handle apparatus 35 include bracing wire 351, spring 352 and bracing wire housing 354.Limiting plate 11 is provided with base plate, is drawn
One end of line housing 354 is connected on limiting plate 11, and one end of spring 352 is fixed on one end of bracing wire housing 354, indirectly fixed
On limiting plate 11.The pad 353 offseted with the other end of spring 352, bracing wire 351 are fixed with the other end extension of torsion spring 34
Mutually fixed with the other end extension of torsion spring 34 after sequentially passing through bracing wire housing 354, limiting plate 11 and spring 352.Bracing wire 351 is drawn
Dynamic torsion spring 34 is rotated, and drives driving plate 33 to move, so that pinboard 31 is separated with sliding bar 21 so that sliding bar 21 departs from lock
It is fixed；When external force disappears, under the restoring force effect of torsion spring 34 and spring 352, driving plate 33 is set to drive pinboard 31 to reset, latch
Plate 31 offsets with sliding bar 21 so that sliding bar 21 is locked.Preferably, guide part 12 and guide plate 13 are integrally formed
It is made.
It should be pointed out that above example is only representative example of the present utility model.The utility model can also have many
Deformation.Every any simple modification, equivalent variations and modification made to above example according to essence of the present utility model,
It is considered as belonging to protection domain of the present utility model.
Claims (3)
1. a kind of pinboard drive device, it is characterised in that：Including driving plate (33), torsion spring (34) and handle apparatus (35), institute
State pinboard (31) and be provided with elongated hole (311), one end of the driving plate (33) is provided with bearing pin (331), the bearing pin (331) is sliding
Move in the spacing elongated hole (311) in pinboard (31), the other end and the torsion spring (34) of driving plate (33) are hinged on base (1) jointly
On, one end extension of torsion spring (34) is fixed in driving plate (33), the other end extension connection handle apparatus of torsion spring (34)
(35)。
2. a kind of pinboard drive device according to claim 1, it is characterised in that：The elongated hole (311) is inclined hole, pin
When axle (331) is slided in elongated hole (311), pinboard (31) activity is driven.
3. a kind of pinboard drive device according to claim 1, it is characterised in that：The handle apparatus (35) are including drawing
Line (351), spring (352), in base（1）Base plate be provided with limiting plate (11), one end of the spring (352) is fixed on limit
On position plate (11), the pad (353) offseted with spring (352) other end, institute are fixed with the other end extension of torsion spring (34)
State bracing wire (351) and sequentially pass through other end extension of the limiting plate (11) with spring (352) afterwards with torsion spring (34) and mutually fix, bracing wire
(351) pull torsion spring (34) to rotate, drive driving plate (33) motion, the bearing pin (331) positioned at driving plate (33) one end is in elongated hole
(311) when being slided in, pinboard (31) activity is driven；When external force disappears, acted in the restoring force of torsion spring (34) and spring (352)
Under, make driving plate (33) drive pinboard (31) to reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973493.1U CN206238864U (en) | 2016-08-27 | 2016-08-27 | A kind of pinboard drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973493.1U CN206238864U (en) | 2016-08-27 | 2016-08-27 | A kind of pinboard drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206238864U true CN206238864U (en) | 2017-06-13 |
Family
ID=58999104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620973493.1U Active CN206238864U (en) | 2016-08-27 | 2016-08-27 | A kind of pinboard drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206238864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366022A (en) * | 2022-08-09 | 2022-11-22 | 九众九机器人有限公司 | Heavy-duty tool clamp |
-
2016
- 2016-08-27 CN CN201620973493.1U patent/CN206238864U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115366022A (en) * | 2022-08-09 | 2022-11-22 | 九众九机器人有限公司 | Heavy-duty tool clamp |
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