CN207687580U - Arm support structure - Google Patents
Arm support structure Download PDFInfo
- Publication number
- CN207687580U CN207687580U CN201721690214.1U CN201721690214U CN207687580U CN 207687580 U CN207687580 U CN 207687580U CN 201721690214 U CN201721690214 U CN 201721690214U CN 207687580 U CN207687580 U CN 207687580U
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- China
- Prior art keywords
- support
- arm
- regulating device
- upper support
- supporting unit
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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.)
- Withdrawn - After Issue
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000014759 maintenance of location Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 abstract description 7
- 230000006872 improvement Effects 0.000 description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000000245 forearm Anatomy 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Casings For Electric Apparatus (AREA)
Abstract
The utility model discloses a kind of arm support structures,Including arm front connector,Arm rear connectors,Upper support,Lower supporting and regulating device and resilient supporting unit,The arm front connector,Upper support,Hinge connections form parallelogram sturcutre one by one for arm rear connectors and lower support,In regulating device,Lower both ends are hinged and connected with upper support and lower support respectively,Resilient supporting unit both ends are connected with regulating device and upper support respectively,The resilient supporting unit length being capable of elastic telescopic,The regulating device of the utility model swings with upper support and lower support and carries out automated location adjusting,Change resilient supporting unit position of the fulcrum,Automatically achieve stress balance,Regulating device is avoided to bear torque,So that regulating device is laborsaving when adjusting,It is smooth,Stable location status can be all kept when installing the electronic equipment of arbitrary weight,Stable state can also be kept when being fitted without electronic equipment,Also it does not raise up.
Description
Technical field
The utility model is related to a kind of holder, more particularly to a kind of arm support structure.
Background technology
Electronic equipment erection scaffolding, such as display bracket, TV bracket, projector mount are general logical thereon
It crosses arm and realizes that the support of electronic equipment and upper-lower height are adjusted, present arm height is adjusted and support construction is to support above and below
One end is hinged with pedestal, and the other end is hinged with connector, and the bolt that axial retention circumferencial direction can rotate is arranged on pedestal,
Hinged by the nut and gas spring one end that are spirally connected on bolt, the gas spring other end is supported with hinged formed of upper support, passes through tune
Section bolt makes gas spring one end move up and down, and changes one edge lengths of triangle formed between gas spring, pedestal and upper support, comes
Change gas spring elastic anchorage force, the structure is since the fulcrum of bolt and gas spring is all located on pedestal, and no matter how arm is put
Dynamic, the position of the fulcrum of gas spring is all constant, and its lower support is connectionless with gas spring and regulating device, functions only as rising up and down
The effect for making rotary head holding level when drop does not have supporting role, and load-bearing range is small, and range of weighing is generally 3-9kg, does not have
When electronic equipment is hung, or hang electronic equipment it is light-weight when, it is difficult to adjust, can raise up automatically, it is big to hang electronic equipment weight
When, it is easy sagging, load-bearing capacity is poor, is easy to happen blocking, and when adjusting needs to expend compared with great strength, and adjusting has some setbacks.
Utility model content
In order to make up the above deficiency, the utility model provides a kind of arm support structure, which is convenient for
Operation, it is flexible adjustment, smooth, it is easily laborsaving.
The utility model in order to solve its technical problem used by technical solution be：A kind of arm support structure, including
Arm front connector, arm rear connectors, upper support and lower support regulating device and resilient supporting unit connect before the arm
Hinge connections form parallelogram sturcutre, regulating device upper and lower two one by one for part, upper support, arm rear connectors and lower support
End is hinged and connected with upper support and lower support respectively, and resilient supporting unit both ends are connected with regulating device and upper support respectively, institute
Stating resilient supporting unit length being capable of elastic telescopic.
As further improvement of the utility model, the regulating device and arm rear connectors and arm front connector
It is parallel.
The regulating device includes holder, sliding block and height adjustment mechanism, institute as a further improvement of the utility model,
It states holder upper/lower terminal to be hinged and connected with upper support and lower support respectively, sliding block can be along the positioning that holder extending direction moves
In on holder, height adjustment mechanism can drive slide block movement, described resilient supporting unit one end hinged with sliding block.
As further improvement of the utility model, the height adjustment mechanism, which is axial retention circumferencial direction, to be rotated
The adjusting bolt being positioned on holder, adjusting bolt are spirally connected with sliding block, and the upper support is equipped with and adjusting bolt head position
The hollow-out parts of face.
As further improvement of the utility model, the sliding block both sides are respectively equipped with the first horizontally extending hinge
Spindle, resilient supporting unit one end are equipped with U-shaped linking arm, which is sheathed on sliding block both sides, and is set on U-shaped linking arm
There is axis hole, bearing is installed in the axis hole, the first articulated shaft on sliding block two side is inserted in bearing.
The resilient supporting unit is equipped with along its axially extending stud, U as a further improvement of the utility model,
Threaded hole is formed on shape linking arm, the stud on resilient supporting unit and the screw hole on U-shaped linking arm.
As further improvement of the utility model, the resilient supporting unit is gas spring.
As further improvement of the utility model, the regulating device upper end is respectively equipped in the horizontal direction on two side
The second articulated shaft extended, upper support inside bottom surface are equipped with opening card slot, and what the second articulated shaft be able to rotate is inserted in
In the opening card slot of support, axial horizontally extending threaded connection hole is respectively equipped on the two side of regulating device lower end,
It is respectively equipped with through hole on lower support one end two side, is additionally provided with connection bolt, connection bolt is arranged in lower support one end both sides
Through hole in and be spirally connected with the threaded connection hole in regulating device.
As further improvement of the utility model, the opening card slot in the upper support is to hang down with upper support inside bottom surface
Straight strip opening slot structure, and it is respectively formed with chamfering structure on the open slot opening portion two side.
The upper support and lower support are the opposite U-shaped structure that is open as a further improvement of the utility model, described
Upper support and lower support both ends side wall are respectively formed arc-shaped end face, and arm front connector and arm rear connectors are inserted in respectively
On the inside of support and lower support both ends, it is also formed on the arm rear connectors side wall and upper support and the lower arc-shaped end face of support
The backstop that the arc-shaped end face of matched curve step stop surface, the upper support and lower support be able to rotate connects after arm
On the curve step stop surface of fitting.
The advantageous effects of the utility model are：The utility model by by regulating device top and bottom respectively with it is upper
It supports and lower support is hinged so that above the support of regulating device is collectively formed in support and lower support, and support strength is big, can bear
The weight of bigger, meanwhile, regulating device swings with upper support and lower support and carries out automated location adjusting, changes resilient support dress
Position of the fulcrum to be set, stress balance is automatically achieved, regulating device is avoided to bear torque so that regulating device is laborsaving, smooth when adjusting,
Due to the formation of self equilibrium systems so that holder can all keep stable position shape when installing the electronic equipment of arbitrary weight
State can also keep stable state, also not raise up when being fitted without electronic equipment, increase and scrape the weight model for setting electronic equipment
It encloses.
Description of the drawings
Fig. 1 is the stereogram of the utility model；
Fig. 2 is the exploded view of the utility model；
Fig. 3 is the first state front view of the utility model；
Fig. 4 is the first state left view of the utility model；
Fig. 5 is sectional view along A-A in Fig. 4；
Fig. 6 is second of state front view of the utility model；
Fig. 7 is second of state left view of the utility model；
Fig. 8 is B-B direction sectional view in Fig. 7；
Fig. 9 is regulating device principle schematic diagram.
Specific implementation mode
Embodiment：A kind of arm support structure, including arm front connector 1, arm rear connectors 2, upper support 3, lower branch
Support 4 regulating devices and resilient supporting unit 5, the arm front connector 1, upper support 3, arm rear connectors 2 and lower support 4 by
A hinge connections form parallelogram sturcutre, and regulating device upper/lower terminal is hinged and connected with upper support 3 and lower support 4 respectively,
5 both ends of resilient supporting unit 3 are connected with regulating device and upper support respectively, 5 length of the resilient supporting unit can elasticity stretch
Contracting.
In use, arm front connector 1, upper support 3, arm rear connectors 2 and lower support 4 form parallelogram knot
Structure, (before parallelogram sturcutre ensures, rear connectors movement angle is consistent) arm rear connectors 2 form whole fixed support,
By upper support 3 and 4 parallel swings of lower support, realize that arm front connector 1 lifts, the position of forearm connector is propped up by elasticity
The elastic force of support arrangement 5 gives support positioning, and resilient supporting unit 5 is in upper support 3 and 4 swing process of lower support with its common pendulum
Length is moved and changed, forms a stable triangular support structure, resilient supporting unit with regulating device and upper support 3 always
5 fulcrum is the hinge joint of itself and regulating device, which swings with upper and lower support 4 and follow and change, the power born
Square also changes, and the elastic force for following upper and lower support 4 to swing and elastic telescopic generation occurs with resilient supporting unit 5 is formed
Balance, entire support construction can auto-changing fulcrum formed balance, no matter the object of big weight is installed on forearm connector
Product can automatically adjust position of the fulcrum and reach balance, and it is big to bear weight range, at the same regulating device top and bottom respectively with
Upper support 3 and lower support 4 connect it and stress are passed to upper support 3 and lower support 4, are collectively formed by upper support 3 and lower support 4
Support, regulating device decompose the torque born thereon in upper support 3 and lower support 4, its own is not subject to torsional moment, therefore
Regulating device only plays the role of adjusting 5 length of resilient supporting unit and is hardly damaged without torque is born.
The regulating device is parallel with arm rear connectors 2 and arm front connector 1.
The regulating device includes holder 6, sliding block 7 and height adjustment mechanism, 6 upper/lower terminal of the holder respectively with it is upper
Support 3 and lower support 4 are hinged and connected, and what sliding block 7 can be moved along 6 extending direction of holder is positioned on holder 6, and height adjusts machine
Structure can drive sliding block 7 to move, and 5 one end of the resilient supporting unit is hinged with sliding block 7, is slided on the frame 6 by sliding block 7,
To change the hinge joint distance of regulating device and 5 hinge joint of resilient supporting unit to regulating device and upper support 3, and then change branch
Resilient supporting unit 5 when supportting the length of side of one fixed edge of triangle, and then supporting 3 and 4 swing set angle of lower support in change
Stroke changes support force, and then the stablizing for electronic equipment for adapting to different weight supports, due to upper support 3 and lower support 4
In different pivot angles, position of the fulcrum follows variation to automatically achieve balance, only customer service when sliding block 7 is adjusted in height adjustment mechanism
7 own wt of sliding block, it is easily laborsaving.
The height adjustment mechanism, which is axial retention circumferencial direction, can be rotatably positioned at the adjusting bolt 8 on holder 6, adjust
Section bolt 8 is spirally connected with sliding block 7, and the upper support 3 is equipped with the hollow-out parts 17 with 8 head position face of adjusting bolt, passes through rotation
Turn adjusting bolt 8 and realize that 7 lifting structure of sliding block is simple, adjusting bolt 8 is easily laborsaving when rotating, and can also be other height in addition
Regulating mechanism, such as 7 mechanism of crank block, air cylinder device, rack and pinion mechanism.
7 both sides of the sliding block are respectively equipped with the first horizontally extending articulated shaft, and 5 one end of resilient supporting unit is equipped with
U-shaped linking arm 9, which is sheathed on 7 both sides of sliding block, and U-shaped linking arm 9 is equipped with axis hole, is installed in the axis hole
There are bearing 10, the first articulated shaft on 7 two side of sliding block to be inserted in bearing 10, the branch of the first articulated shaft is realized by bearing 10
Support, ensure the first articulated shaft rotation it is smooth so that resilient supporting unit 5 with it is upper support 3 and it is lower support 4 together swing and from
The adjustment of dynamic progress position reaches stress balance.
The resilient supporting unit 5 is equipped with and is formed with threaded hole along its axially extending stud 11, U-shaped linking arm 9,
Stud 11 on resilient supporting unit 5 and the screw hole on U-shaped linking arm 9, are connect by resilient supporting unit 5 with U-shaped
Arm 9, which is connected through a screw thread, can change 5 entire length of resilient supporting unit, for providing different elastic anchorage forces, realize not
Elastic force compensating when support and long-time service resilient support elastic force with weight electronic equipment decline.
The resilient supporting unit 5 is gas spring, can also be compression spring.
The second horizontally extending articulated shaft 12, upper support 3 are respectively equipped on the two side of the regulating device upper end
Inside bottom surface is equipped with opening card slot 13, and what the second articulated shaft 12 be able to rotate is inserted in the opening card slot 13 of support 3,
Axial horizontally extending threaded connection hole, 4 one end two sides of lower support are respectively equipped on the two side of regulating device lower end
On be respectively equipped with through hole 14, be additionally provided with connection bolt 15, connection bolt 15 be arranged in it is lower support 4 one end both sides through hole 14
It is interior and be spirally connected with the threaded connection hole in regulating device.
Opening card slot 13 in the upper support 3 is the strip opening slot structure vertical with 3 inside bottom surfaces of upper support, and
It is respectively formed with chamfering structure on the open slot opening portion two side, regulating device upper end is realized by strip opening slot structure
The adjusting of articulated position adapts to different electronic equipment weight and compensation mismachining tolerance.
The upper support 3 and lower support 4 are the opposite U-shaped structure of opening, the upper support 3 and 4 both ends side walls of lower support
It is respectively formed arc-shaped end face, arm front connector 1 and arm rear connectors 2 are inserted in respectively in support 3 and 4 both ends of lower support
Side, is also formed on 2 side wall of arm rear connectors and upper support 3 and the 4 arc-shaped matched curve steps in end face of lower support
The backstop that the arc-shaped end face of stop surface 16, the upper support 3 and lower support 4 be able to rotate is in the song of arm rear connectors 2
On line step stop surface 16, arm rear connectors 2 play a supporting role to upper support 3 and 4 one end of lower support, reduce anchor bearing
10 shearing forces received, avoid articulated shaft from damaging, and extend the service life of integrated model.
Claims (10)
1. a kind of arm support structure, it is characterized in that：Including arm front connector (1), arm rear connectors (2), upper support
(3), lower support (4) regulating device and resilient supporting unit (5), the arm front connector, it is upper support, arm rear connectors and
It is lower support one by one hinge connections formed parallelogram sturcutre, regulating device upper/lower terminal respectively with it is upper support and lower bloster hinge
Connect it is connected, resilient supporting unit both ends respectively with regulating device and it is upper support be connected, the resilient supporting unit length being capable of bullet
Property it is flexible.
2. arm support structure according to claim 1, it is characterized in that：The regulating device and arm rear connectors and
Arm front connector is parallel.
3. arm support structure according to claim 1 or 2, it is characterized in that：The regulating device includes holder (6), slides
Block (7) and height adjustment mechanism, the holder upper/lower terminal are hinged and connected with upper support and lower support respectively, and sliding block being capable of edge
The movement of holder extending direction is positioned on holder, and height adjustment mechanism can drive slide block movement, the resilient supporting unit
One end is hinged with sliding block.
4. arm support structure according to claim 3, it is characterized in that：The height adjustment mechanism is axial retention circumference
Direction can be rotatably positioned at the adjusting bolt (8) on holder, and adjusting bolt is spirally connected with sliding block, and the upper support is equipped with and tune
Save the hollow-out parts (17) of bolt head position face.
5. arm support structure according to claim 3, it is characterized in that：The sliding block both sides are respectively equipped in the horizontal direction
The first articulated shaft extended, resilient supporting unit one end are equipped with U-shaped linking arm (9), which is sheathed on sliding block both sides,
And U-shaped linking arm is equipped with axis hole, is equipped with bearing (10) in the axis hole, the first articulated shaft on sliding block two side is inserted in
In bearing.
6. arm support structure according to claim 5, it is characterized in that：The resilient supporting unit is equipped with along its axial direction
The stud (11) of extension is formed with threaded hole on U-shaped linking arm, the stud on resilient supporting unit and the spiral shell on U-shaped linking arm
Pit is spirally connected.
7. arm support structure according to claim 1, it is characterized in that：The resilient supporting unit is gas spring.
8. arm support structure according to claim 1, it is characterized in that：The regulating device upper end is set respectively on two side
There are horizontally extending the second articulated shaft (12), upper support inside bottom surface to be equipped with opening card slot (13), the second articulated shaft
What be able to be rotated is inserted in the opening card slot of support, and regulating device lower end is respectively equipped on two side axially along level side
To the threaded connection hole of extension, it is respectively equipped with through hole (14) on lower support one end two side, is additionally provided with connection bolt (15), even
Connecting bolt is arranged in the through hole of lower support one end both sides and is spirally connected with the threaded connection hole in regulating device.
9. arm support structure according to claim 8, it is characterized in that：Opening card slot in the upper support is and upper branch
The vertical strip opening slot structure of inside bottom surface is supportted, and chamfering structure is respectively formed on the open slot opening portion two side.
10. the arm support structure according to claim 1 or 8, it is characterized in that：The upper support and lower support are opening phase
To U-shaped structure, it is described it is upper support and lower support both ends side wall be respectively formed arc-shaped end face, connect after arm front connector and arm
Fitting is inserted in respectively on the inside of support and lower support both ends, be also formed on the arm rear connectors side wall with it is upper support and
The arc-shaped end face of the lower arc-shaped matched curve step stop surface (16) in end face of support, the upper support and lower support be able to
The backstop of rotation is on the curve step stop surface of arm rear connectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690214.1U CN207687580U (en) | 2017-12-07 | 2017-12-07 | Arm support structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721690214.1U CN207687580U (en) | 2017-12-07 | 2017-12-07 | Arm support structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207687580U true CN207687580U (en) | 2018-08-03 |
Family
ID=62996715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721690214.1U Withdrawn - After Issue CN207687580U (en) | 2017-12-07 | 2017-12-07 | Arm support structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207687580U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830324A (en) * | 2017-12-07 | 2018-03-23 | 昆山泓杰电子股份有限公司 | Arm support structure |
| WO2021082763A1 (en) * | 2019-10-29 | 2021-05-06 | 深圳市科曼医疗设备有限公司 | Rocker arm device |
-
2017
- 2017-12-07 CN CN201721690214.1U patent/CN207687580U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830324A (en) * | 2017-12-07 | 2018-03-23 | 昆山泓杰电子股份有限公司 | Arm support structure |
| CN107830324B (en) * | 2017-12-07 | 2024-06-07 | 昆山泓杰电子股份有限公司 | Arm supporting structure |
| WO2021082763A1 (en) * | 2019-10-29 | 2021-05-06 | 深圳市科曼医疗设备有限公司 | Rocker arm device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180803 Effective date of abandoning: 20240607 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180803 Effective date of abandoning: 20240607 |