CN209629156U - A kind of armrest height adjusting structure - Google Patents
A kind of armrest height adjusting structure Download PDFInfo
- Publication number
- CN209629156U CN209629156U CN201821915904.7U CN201821915904U CN209629156U CN 209629156 U CN209629156 U CN 209629156U CN 201821915904 U CN201821915904 U CN 201821915904U CN 209629156 U CN209629156 U CN 209629156U
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- gear
- pull rod
- handrail
- block
- handrail handle
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Abstract
A kind of armrest height adjusting structure, belongs to technical field of furniture.A kind of armrest height adjusting structure includes armrest mechanism, support rod, gear adjusting mechanism;Armrest mechanism include handrail be connected to the handrail handle for helping handle base portion;Handrail handle is sheathed in support rod, and support rod offers multiple gear adjustment holes in its height direction;Gear adjusting mechanism includes pull rod, gear adjusting component, drag link sleeve is set in handrail handle, gear adjusts component and is placed in handrail handle and can be pulled by pull rod, when pull rod, which pulls up gear, adjusts component, gear adjusts component no longer locking handrail handle and support rod, relative displacement occurs for handrail handle to adjust armrest height relative to support rod, when handrail handle is moved to the gear adjustment hole of respective heights, pull rod pushes down on gear and adjusts component, and gear adjusts component and both handrail handle and support rod are locked in present level.The utility model flexibly realizes unlock, height-regulating, latch functions, is not easy to shake, using effect is good.
Description
Technical field
The utility model relates to technical field of furniture more particularly to a kind of armrest height adjusting structures.
Background technique
The handrail height of seat is mostly changeless, so being unable to satisfy different height crowds uses the comfortable of seat
Degree.When user's height is excessively high, arm is placed on meeting on handrail so that user needs to hand over body bending can be by arm
It is completely placed on handrail, the using effect of user is poor;When user's height is too short, sat on the seat in user
When, since arm is placed on handrail so that arm can become in lifting state so that arm is keeping this prolonged kind
When state, arm becomes numb, thereby reduces the using effect of seat.
Utility model patent CN201520628715.1 discloses the seat of adjustable armrest height, and specifically discloses seat
Chair includes fixed arm-rest frame on the seat and the handrail block that is arranged on arm-rest frame, and handrail block lower end is towards arm-rest frame
Sliding groove is set on one side, and the arm-rest frame is placed in sliding groove close to one end of handrail block, leads between the handrail block and arm-rest frame
It crosses sliding groove and forms closed cavity, the air delivery device of connection cavity is provided on the handrail block, the air delivery device includes
Air compression groove, briquetting, dynamic clamping head and quiet clamping head, breather cheek valve and unidirectional air outlet valve, air compression groove are arranged in handrail block,
Briquetting sliding is connected in air compression groove, and dynamic clamping head and quiet clamping head both ends are separately connected briquetting and air compression groove bottom wall, single
Be placed in briquetting to intake valve, be connected to by breather cheek valve between air compression groove is inside and outside, air compression groove with
It is connected between cavity by unidirectional air outlet valve, the relief valve of connection cavity, setting in the cavity is provided on the handrail block
There is tension spring, described tension spring one end is fixed on arm-rest frame, and the other end is fixed on the bottom wall of sliding groove.The seat is logical
The cooperation between handrail block, arm-rest frame and air delivery device is crossed so that the adjustable height of entire handrail on seat, passes through setting
Sliding groove, and to form closed cavity between arm-rest frame and sliding groove, it enables to empty by being improved to empty interacvity air-filling
Intracavitary air pressure, so that for the height between adjustable handrail frame and handrail block.Although the utility model solves armrest
Insurmountable problem, but long-time service is lower when tension spring or dynamic clamping head and quiet clamping head follow the string restorability, then can not
Active homing cannot effectively adjust handrail height;It is unstable between handrail block and arm-rest frame easily to shake even if being adjustable certain altitude
It is dynamic.
Utility model content
The utility model in view of the problems of the existing technology, a kind of armrest after proposing adjusting height is stable,
It is not easy to shake, and durable armrest height adjusting structure.
The utility model has the technical scheme that
A kind of armrest height adjusting structure of the utility model, including armrest mechanism, support rod, gear adjusting mechanism;
The armrest mechanism include handrail be connected to the handrail handle for helping handle base portion;The handrail handle is sheathed on the support rod
Interior, the support rod offers multiple gear adjustment holes in its height direction;The gear adjusting mechanism includes pull rod, gear
Component is adjusted, the drag link sleeve is set in the handrail handle, and the gear adjusting component is placed in the handrail handle and can be by institute
State pull rod pulling, when the pull rod, which pulls up gear, adjusts component, gear adjust component no longer handrail handle described in locking and
The support rod, the handrail handle occur relative displacement relative to the support rod to adjust armrest height, help when described
When handle is moved to the gear adjustment hole of respective heights, the pull rod pushes down on gear and adjusts component, and gear adjusts component will
Both the handrail handle and the support rod are locked in present level.
The utility model adjusts the relationship of component locking handrail handle and support rod by pulling pull rod to unlock gear, then adjusts
Height of the handrail handle relative to support rod pushes back pull rod for handrail handle and support rod later and is locked in current adjust highly.In this way
When adjusting can ensure that both handrail handle and support rod are locked in a certain height, the two state is firm, and armrest mechanism is not easy to shake, body
It tests and feels.
Preferably, it includes gear fixed block, gear adjusting block that the gear, which adjusts component,;The gear adjusting block accommodating
In in the gear fixed block, an end face of the gear adjusting block is equipped with the latch being locked in gear adjustment hole, described
Gear adjusting block is respectively provided with limited block where the latch on an opposed end face of end face side, on another opposed end face
Sliding shoe is set;The sliding shoe is mobile in the fluting of the side of the gear fixed block under the action of pull rod, to drive
The gear adjusting block stretches in the gear fixed block, so that latch, which protrudes into, stretches out gear adjustment hole;The limited block
It is limited in the side opening of the gear fixed block, is detached from the gear fixed block to limit the gear adjusting block.
Preferably, the gear fixed block is that there is open and internal hollow out to be used to accommodate the vertical of gear adjusting block for one end
Cube block;The gear fixed block offers side opening on an opposed end face of its open side, on another opposed end face
Side is offered from open edge to open opposite direction to slot.
Preferably, described pull rod one end is pull rod operation portion, the pull rod other end is pull rod adjustment portion;The pull rod
Operation portion is set to the handrail handle close to the part of the handrail handle;The pull rod adjustment portion has regulating tank, the gear tune
Section component is placed in the regulating tank, and when pull rod pulls up, gear adjusting block is to gear fixed block contract and stretches out
Gear adjustment hole, when pull rod pushes down on, gear adjusting block stretches out gear fixed block and protrudes into gear adjustment hole.
Preferably, the groove edge of the regulating tank is divided into preceding horizontal edge, slope edge and rear horizontal edge;The drawing
Bar adjustment portion front end to the slope edge front end is the preceding horizontal edge, and the slope edge is last from the preceding horizontal edge
It holds to pull rod adjustment portion direction and tilts upwards, the slope edge end to pull rod adjustment portion end is horizontal sides
Edge;The sliding shoe of the gear adjusting block is erected on the groove edge of the regulating tank, when the backward stick action, the sliding shoe
It can be moved on the groove edge.
Preferably, its acting surface with the groove edge of the sliding shoe is curved surface.
Preferably, the sliding shoe is a quarter cylinder block, arcwall face acts on the slope edge.
Preferably, the gear fixed block is provided with hooking sheet, the gear fixed block in the end face that the side is slotted
Baltimore groove is offered in hooking sheet periphery;The gear fixed block is fixed on the handrail handle by the hooking sheet.
Preferably, the handrail handle front surface is equipped with the first slot, the shape of first slot is that two sides have to extension
Stretch the rectangular channel of slot;The handrail handle rear surface is equipped with the second slot, and second slot is passed through for the latch.
The utility model has the following beneficial effects:
A kind of armrest height adjusting structure of the utility model is cooperated using the locking of mechanical structure, flexibly realizes solution
Lock is turned up, latch functions, fixes when adjusting to certain altitude locking, which is not easy to shake, user's using effect
It is good.In addition, without equally replacing dynamic clamping head and quiet clamping head or tension spring compared with the seat in technology, it is resistance in the long-term use
With.
Detailed description of the invention
Fig. 1 is the structural schematic diagram on front side of a kind of armrest height adjusting structure of the utility model;
Fig. 2 is the structural schematic diagram on rear side of a kind of armrest height adjusting structure of the utility model;
Fig. 3 is the schematic perspective view in Fig. 1 or Fig. 2 on front side of armrest mechanism;
Fig. 4 is the schematic perspective view in Fig. 1 or Fig. 2 on rear side of armrest mechanism;
Fig. 5 is the side view of pull rod in Fig. 1;
Fig. 6 is the bottom view of pull rod in Fig. 1;
Fig. 7 is that a kind of assembling structure solid of armrest height adjusting structure middle gear adjusting component of the utility model is shown
It is intended to;
Fig. 8 be a kind of armrest height adjusting structure middle gear of the utility model adjust on front side of the assembling structure of component/
The schematic perspective view of rear side;
Fig. 9 be a kind of armrest height adjusting structure middle gear of the utility model adjust on the left of the assembling structure of component/
The schematic perspective view on right side;
Figure 10 is the front view of Fig. 7 middle gear fixed block;
Figure 11 is the side view of Fig. 7 middle gear fixed block;
Figure 12 is the front view of Fig. 7 middle gear adjusting block;
Figure 13 is the side view of Fig. 7 middle gear adjusting block.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Such as Fig. 1-13, a kind of armrest height adjusting structure of the utility model includes armrest mechanism 1, support rod 2, gear
Regulating mechanism.The armrest mechanism 1 includes handrail 11 and handrail handle 12, and the handrail handle 12 is connected to the handrail 11
Bottom.The support rod 2 is set on seat, and the support rod 2 is a hollow stem, and the handrail handle 12 of the armrest mechanism is sheathed on
In the support rod 2.Multiple gear adjustment holes 21 are offered on the support rod 2, multiple gear adjustment holes 21 are high in support rod 2
Degree is arranged on direction.The gear adjusting mechanism includes pull rod 3, gear adjusting component 4.The handrail handle 12 is a hollow stem,
The pull rod 3 protrudes into the handrail handle 12, top stretch out the handrail handle 12 close to the handrail 11 position, so as to
User pushes and pulls pull rod 3 in outside.The gear adjusts component and is placed in the handrail handle 12 and can be pulled by the pull rod 3,
When the pull rod 3, which pulls up gear, adjusts component, gear adjusts handrail handle 12 and the support described in component no longer locking
Relative displacement occurs for bar 2, the handrail handle 12 to adjust armrest height, when the handrail handle relative to the support rod 2
12 when being moved to the gear adjustment hole 21 of respective heights, and the pull rod 3 pushes down on gear and adjusts component, and gear adjusts component will
Both the handrail handle 12 and the support rod 2 are locked in present level.
Specifically, such as Fig. 7-13, it includes gear fixed block 41 and gear adjusting block 42 that the gear, which adjusts component,.The shelves
Position adjusting block 42 is placed in the gear fixed block 41, and the gear adjusting block 42 can be done relative to the gear fixed block 42
Stretching motion.The gear fixed block 41 is that one end has opening 413 and internal hollow out is used to accommodate the vertical of gear adjusting block 42
Cube block.The gear fixed block 41 offers side opening 411(such as Figure 11 on an opposed end face of its open side), separately
Side fluting 412(such as Figure 10 is offered on one opposed end face from open 413 edges to open opposite direction).
Referring to Figure 12,13, the gear adjusting block 42 is a cube block, and one end is equipped with outwardly projecting latch
421, the latch 421 is used to protrude into a certain gear adjustment hole 21 of the support rod 12 across the handrail handle 12, with logical
It crosses the latch 421 and realizes that the locking of both armrest mechanism and support rod 2 positions.The gear adjusting block 42 is in the latch
It is respectively provided with limited block 422 on the one opposed end face at 421 places end face side, is respectively provided with sliding shoe 423 on another opposed end face.Institute
Limited block 422 is stated in the side opening 411, the upper lower wall of the side opening 411 limits the mobile model of the limited block 422
It encloses, the gear adjusting block 42 is avoided to be detached from the gear fixed block 41.The sliding shoe 423 is used in the gear fixed block
It is moved in 41 side fluting 412, as sliding shoe 423 is when the length direction of side fluting 412 is mobile, the gear is adjusted
Block 42 stretches in the gear fixed block 41, and latch 421 is enabled to extend into or out gear adjustment hole 21, i.e. realization gear
Component is adjusted to lock or unlock handrail handle and 2 the two of support rod.
Stretching motion of the gear adjusting block 42 in the gear fixed block 41 is controlled by the pull rod 3.As Fig. 5,
6, the top of the pull rod 3 is pull rod operation portion 31, set on the handrail handle 12 close to handrail 11 part.The pull rod 3
End be pull rod adjustment portion 32, the pull rod adjustment portion 32 adjusts component, the gear adjusting group for carrying the gear
Part can be realized under the push-and-pull of the pull rod 3 locks or unlocks function.The middle part of the pull rod 3 be connecting rod, by its top with
End is connected.Wherein, the pull rod adjustment portion 32 has regulating tank 321, and the gear adjusts component and is placed in the regulating tank
In 321, it is erected at the slot edge of regulating tank 321 especially by the sliding shoe 423 on the opposed end face of the gear adjusting block 42 1,
The gear fixed block 41 is fixed on the handrail handle 12, when pull rod 3 pulls up (herein " upward " direction is dependent on makes
User on the seat using handrail when the direction definition pulled up), gear adjusting block 42 to 41 contract of gear fixed block,
Latch 421 on the gear adjusting block 42 also stretches out gear adjustment hole 21 therewith, then releases handrail under a certain height
Lock state, at this time handrail handle 12 can freely be adjusted in the support rod 2 height.(herein when pull rod 3 pushes down on
" downward " direction be dependent on user on the seat using handrail when the direction definition pushed down on), gear adjusting block 42 is stretched
Gear fixed block 41 out, the latch 421 on the gear adjusting block 42 also protrudes into gear adjustment hole 21 therewith, then by handrail
It is locked under a certain height condition, handrail handle 12 and the relative altitude of support rod 2 have been fixed at this time.So the regulating tank 321
It is inclined to be at least partly set as slot edge, in this way, the sliding shoe 423 is moved along slot edge when acting with pull rod 3,
Realize that sliding shoe 423 moves in the side of gear fixed block 41 fluting 421.
Such as Fig. 5, the groove edge 3211 of the regulating tank 321 divides for preceding horizontal edge, slope edge and rear horizontal edge.Institute
Stating pull rod adjustment portion front end to the slope edge front end is the preceding horizontal edge, and the slope edge is from the preceding horizontal sides
Edge end tilts upwards to pull rod adjustment portion direction, and the slope edge end to pull rod adjustment portion end is level
Edge.The sliding shoe 423 of the gear adjusting block 42 is erected on the groove edge of the regulating tank 321, when the pull rod 3 acts
When, the sliding shoe 423 can move on the groove edge.The gear adjusts component and is installed in the regulating tank 321, makes
It obtains the gear and adjusts the latch 421 of component across the regulating tank 321.When sliding shoe 423 is located at the regulating tank 321 tiltedly
When the minimum point at slope edge, the gear adjusting block 42 extend out to maximum distance, the shelves relative to the gear fixed block 41
Position adjusting block 42 latch 421 stretch out regulating tank 321, when regulating tank 321 slope edge minimum point to highest point successively
When touching the sliding shoe 423, the gear adjusting block 42 bounces back relative to the gear fixed block 42, gradually retracts to most
The latch 421 of small distance, the gear adjusting block 42 bounces back into regulating tank 321.Wherein, the gear adjusting block 42 is opposite
The distance between the upper lower wall of the side opening 411 is limited in the distance that the gear fixed block stretches.
For convenient for guiding sliding, its acting surface with the groove edge of the sliding shoe 423 is curved surface.Preferably, described
Sliding shoe is a quarter cylinder block, and arcwall face acts on the slope edge.
The gear fixed block 41 is provided with hooking sheet 413 in the end face of side fluting 412.The gear fixed block 41
Baltimore groove 414 is offered in 413 periphery of hooking sheet.The gear fixed block 41 is fixed on described help by the hooking sheet 413
Handle 12.Such as Fig. 3,4,12 front surface of handrail handle is equipped with the first slot 121, and the gear adjusts component 4 and passes through described first
Slot 121 is put into the handrail handle, for this purpose, the shape that the shape of first slot 121 adjusts component with the gear matches.
Specifically, the shape of first slot 121 is the rectangular channel that two sides have the slot that extends outwardly, in this way when the gear adjusts component 4
When being placed in the handrail handle 12 by the first slot 121, it is fastened in the handrail handle using hooking sheet 413, correspondingly,
The internal chamber wall of the handrail handle is equipped with the snap-gauge (not shown) cooperated with the hooking sheet.The hooking sheet 413 be with
The plate of certain elastic property is in certain curvature.Snap-gauge in the handrail handle can be L-type plate, or with the hooking sheet 413
The snap-gauge of analogous shape, when the two is assembled, the hooking sheet 413 protrudes into the sky between the locking plate and the internal chamber wall of handrail handle
Between.Due to being in that impaction state needs to raise hooking sheet when needing to assemble under 413 normal condition of hooking sheet, protruded into once cooperating
When both locking plate and handrail handle internal chamber wall space, hooking sheet is returned to impaction state.It also, is in the locking of certain bending state
Piece, under impaction state, front end face is pressed in locking plate, and rear end face is pressed on the internal chamber wall of handrail handle.
The handrail handle rear surface is equipped with the second slot 122, and the shape of second slot 122 is adapted with the latch,
The latch 421 described in this way can pass through second slot 122 and protrude into the adjustment hole 21 on the support rod 2, latch 421
It can stretch out from adjustment hole 21, then be bounced back back in handrail handle 12 by the second slot.
It should be understood by those skilled in the art that foregoing description and the embodiments of the present invention shown in the drawings are only used as
It illustrates and is not intended to limit the utility model.The purpose of this utility model completely effectively realizes.The function of the utility model
And structural principle shows and illustrates in embodiment, under without departing from the principle, the embodiments of the present invention can
To have any deformation or modification.
Claims (9)
1. a kind of armrest height adjusting structure, which is characterized in that including armrest mechanism, support rod, gear adjusting mechanism;Institute
State armrest mechanism include handrail be connected to the handrail handle for helping handle base portion;The handrail handle is sheathed in the support rod,
The support rod offers multiple gear adjustment holes in its height direction;The gear adjusting mechanism includes pull rod, gear tune
Component is saved, the drag link sleeve is set in the handrail handle, and the gear adjusting component is placed in the handrail handle and can be described
Pull rod pulls, and when the pull rod, which pulls up gear, adjusts component, gear adjusts handrail handle and institute described in component no longer locking
Support rod is stated, relative displacement occurs for the handrail handle to adjust armrest height, when the handrail relative to the support rod
When handle is moved to the gear adjustment hole of respective heights, the pull rod pushes down on gear and adjusts component, and gear adjusts component for institute
It states both handrail handle and the support rod and is locked in present level.
2. a kind of armrest height adjusting structure according to claim 1, which is characterized in that the gear adjusts component
Including gear fixed block, gear adjusting block;The gear adjusting block is placed in the gear fixed block, the gear adjusting block
An end face be equipped with the latch that is locked in gear adjustment hole, gear adjusting block end face side where the latch
An opposed end face on be respectively provided with limited block, be respectively provided with sliding shoe on another opposed end face;The sliding shoe is in the pull rod
It is mobile in the fluting of the side of the gear fixed block under effect, to drive the gear adjusting block to stretch in the gear fixed block
Contracting, so that latch, which protrudes into, stretches out gear adjustment hole;The limited block is limited in the side opening of the gear fixed block, with limit
It makes the gear adjusting block and is detached from the gear fixed block.
3. a kind of armrest height adjusting structure according to claim 2, which is characterized in that the gear fixed block is
The cube block that there is open and internal hollow out to be used to accommodate gear adjusting block for one end;The gear fixed block is in its open side
An opposed end face on offer side opening, offer side to open opposite direction from open edge on another opposed end face and open
Slot.
4. a kind of armrest height adjusting structure according to claim 2, which is characterized in that described pull rod one end is to draw
Bar operation portion, the pull rod other end are pull rod adjustment portion;The pull rod operation portion is set to the handrail handle close to the handrail
Part;The pull rod adjustment portion has regulating tank, and the gear adjusts component and is placed in the regulating tank, when pull rod to
When upper pulling, gear adjusting block is to gear fixed block contract and stretches out gear adjustment hole, when pull rod pushes down on, gear tune
Locking nub stretches out gear fixed block and protrudes into gear adjustment hole.
5. a kind of armrest height adjusting structure according to claim 4, which is characterized in that the trough rim of the regulating tank
Fate is preceding horizontal edge, slope edge and rear horizontal edge;Pull rod adjustment portion front end to the slope edge front end is
The preceding horizontal edge, the slope edge tilt upwards from the preceding horizontal edge end to pull rod adjustment portion direction,
The slope edge end to pull rod adjustment portion end is horizontal edge;The sliding shoe of the gear adjusting block is erected on institute
The groove edge for stating regulating tank, when the backward stick action, the sliding shoe can move on the groove edge.
6. a kind of armrest height adjusting structure according to claim 5, which is characterized in that the sliding shoe its with institute
The acting surface for stating groove edge is curved surface.
7. a kind of armrest height adjusting structure according to claim 6, which is characterized in that the sliding shoe is four points
One of cylindrical piece, arcwall face act on the slope edge.
8. a kind of armrest height adjusting structure according to claim 3, which is characterized in that the gear fixed block exists
The end face of the side fluting is provided with hooking sheet, and the gear fixed block offers baltimore groove in hooking sheet periphery;The gear
Fixed block is fixed on the handrail handle by the hooking sheet.
9. a kind of armrest height adjusting structure according to claim 8, which is characterized in that the handrail handle front surface
Equipped with the first slot, the shape of first slot is the rectangular channel that two sides have the slot that extends outwardly;The handrail handle rear surface is equipped with
Second slot, second slot are passed through for the latch.
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CN201821915904.7U CN209629156U (en) | 2018-11-21 | 2018-11-21 | A kind of armrest height adjusting structure |
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CN201821915904.7U CN209629156U (en) | 2018-11-21 | 2018-11-21 | A kind of armrest height adjusting structure |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109276067A (en) * | 2018-11-21 | 2019-01-29 | 浙江五星家具有限公司 | A kind of armrest height adjusting structure |
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2018
- 2018-11-21 CN CN201821915904.7U patent/CN209629156U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109276067A (en) * | 2018-11-21 | 2019-01-29 | 浙江五星家具有限公司 | A kind of armrest height adjusting structure |
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