CN209252140U - A kind of office chair armrest structure - Google Patents
A kind of office chair armrest structure Download PDFInfo
- Publication number
- CN209252140U CN209252140U CN201821283930.2U CN201821283930U CN209252140U CN 209252140 U CN209252140 U CN 209252140U CN 201821283930 U CN201821283930 U CN 201821283930U CN 209252140 U CN209252140 U CN 209252140U
- Authority
- CN
- China
- Prior art keywords
- handrail
- accommodating cavity
- mounting head
- limited block
- limit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 claims abstract description 25
- 239000011324 bead Substances 0.000 claims abstract description 14
- 230000014759 maintenance of location Effects 0.000 claims abstract description 14
- 238000003032 molecular docking Methods 0.000 claims abstract description 3
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000004323 axial length Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Special Chairs (AREA)
Abstract
The utility model relates to office chair technical field, specially a kind of office chair armrest structure.A kind of office chair armrest structure, including handrail body and handrail installation part, the round joint face of the handrail body is overlapped docking with the circular mounting face of the handrail installation part, the handrail installation part is equipped with cylindrical mounting head at the axle center in the circular mounting face, the handrail body is equipped with the cylindrical accommodating cavity for accommodating the mounting head, the handrail body is equipped with the annular chamber that radius is greater than the cylindrical accommodating cavity radius far from the axial end of the round joint face in the cylindrical accommodating cavity, the mounting head is equipped with axis hole chamber, the axis hole is intracavitary to be equipped with stud.The utility model is limited by the limit hole in the retention bead and limit film in mounting head, and limit film rotation is driven when can prevent handrail body from overturning, to prevent bolt from rotating, bolt and stud is avoided to loosen and influence the normal use of handrail.
Description
Technical field
The utility model relates to office chair technical field, specially a kind of office chair armrest structure.
Background technique
Office chair is the indispensable office furniture of routine office work, existing office chair in order to it is comfortable the purpose of by its handrail
It is arranged to turnover form, is overturn and put down when needing to use handrail, can be overturn and be packed up when not needing handrail.
Handrail overturns that it is easy to appear loose phenomenons for a long time, to influence the normal use of handrail, reduces the usage comfort of user.
Utility model content
In view of the problems of the existing technology the utility model, proposes a kind of office chair armrest knot that can prevent from loosening
Structure.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of office chair armrest structure, including help
Hand ontology and handrail installation part, the round joint face of the handrail body are overlapped pair with the circular mounting face of the handrail installation part
It connects, the handrail installation part is equipped with cylindrical mounting head at the axle center in the circular mounting face, and the handrail body, which is equipped with, to be held
The cylindrical accommodating cavity of the mounting head is set, the handrail body is in the cylindrical accommodating cavity far from the round joint face
Axial end is equipped with the annular chamber that radius is greater than the cylindrical accommodating cavity radius, and the mounting head is equipped with axis hole chamber, the axis hole
It is intracavitary to be equipped with stud, it is greater than the limit film of the cylindrical accommodating cavity radius, the limit film in the annular chamber equipped with radius
Equipped with allowing the limit film through-hole that passes through of bolt one end, the bolt by the limit film be threadedly coupled with the stud with incite somebody to action
The handrail body and handrail installation part limit connect, and the axial end face of the mounting head is equipped in the axis hole chamber avris
Retention bead, the limit film are equipped with the limit hole being used cooperatively with the retention bead.
Preferably, the mounting head peripheral side is equipped with a pair of of limited block, the axial width of the limited block is less than described
The axial length of mounting head, one sagittal plane of limited block are overlapped with the circular mounting face, and the handrail body is in the circle
Cylindricality accommodating cavity circumference is equipped with a pair of limited block accommodating cavity being used cooperatively with the limited block.
Preferably, the fan-shaped shape of limited block accommodating cavity, the limited block is with the limited block accommodating cavity with described
The central axis of installation is axis rotation coincidence, and rotational angle of the limited block in the limited block accommodating cavity is 60 to 90
Degree.
Preferably, the mounting head is equipped with a pair of of retention bead, the limit film is equipped with a pair of of limit hole.
Preferably, the limit hole is connected to the limit film through-hole.
Preferably, the handrail body is equipped with protective cover in the annular chamber free end.
Preferably, the handrail body is equipped with card slot in the annular chamber two sides, the protective cover is equipped with and the card
The buckle that slot is used cooperatively.
The utility model has the beneficial effects that the utility model passes through the limit in the retention bead and limit film in mounting head
The limit of position hole drives limit film rotation when can prevent handrail body from overturning, to prevent bolt from rotating, avoid bolt and stud pine
Normal use that is dynamic and influencing handrail.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of office chair armrest structure of the utility model；
Fig. 2 is the structural schematic diagram of handrail installation part in Fig. 1；
Fig. 3 is the structural schematic diagram of handrail body in Fig. 1；
Fig. 4 is the structural schematic diagram at another visual angle of handrail body in Fig. 3；
Fig. 5 is the attachment structure schematic diagram of bolt stud and limit film；
Fig. 6 is the structural schematic diagram of limit film；
Fig. 7 is the structural schematic diagram of protective cover；
Wherein, 1, handrail body, 11, cylindrical accommodating cavity, 12, limited block accommodating cavity, 13, round joint face, 14, annular
Chamber, 15, card slot, 2, handrail installation part, 21, mounting head, 22, limited block, 23, circular mounting face, 24, axis hole chamber, 25, limit convex
It rises, 4, limit film, 41, limit film through-hole, 42, limit hole, 5, bolt, 6, protective cover, 61, buckle.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figures 1 to 7, a kind of office chair armrest structure, including handrail body 1 and handrail installation part 2, the handrail
The round joint face 13 of ontology 1 is overlapped docking with the circular mounting face 23 of the handrail installation part 2, and the handrail installation part 2 exists
Cylindrical mounting head 21 is equipped at the axle center in the circular mounting face 23, the handrail body 1, which is equipped with, accommodates the mounting head 21
Cylindrical accommodating cavity 11, the handrail body 1 is in axial direction of the cylindrical accommodating cavity 11 far from the round joint face 13
End is equipped with the annular chamber 14 that radius is greater than 11 radius of the cylindrical accommodating cavity, and the mounting head 21 is equipped with axis hole chamber 24, described
It is equipped with stud 3 in axis hole chamber 24, is greater than the limit film of 11 radius of the cylindrical accommodating cavity in the annular chamber 14 equipped with radius
4, the limit film 4 is equipped with the limit film through-hole 41 for allowing 5 one end of bolt to pass through, and the bolt 5 passes through the limit film 4 and institute
It states stud 3 to be threadedly coupled to connect the handrail body 1 and the handrail installation part 2 limit, the axial direction of the mounting head 21
End face is equipped with retention bead 25 in 24 avris of axis hole chamber, and the limit film 4 is equipped with and is used cooperatively with the retention bead 25
Limit hole 42.
21 peripheral side of mounting head is equipped with a pair of of limited block 22, and the axial width of the limited block 22 is less than the installation
First 21 axial length, 22 1 sagittal plane of limited block are overlapped with the circular mounting face 23, and the handrail body 1 is described
Cylindrical 11 circumference of accommodating cavity is equipped with a pair of limited block accommodating cavity 12 being used cooperatively with the limited block 22.
When installation, first the cylindrical accommodating cavity 11 of handrail body 1 is socketed in the mounting head 21 of handrail installation part 2, this
When, round joint face 13 is overlapped with circular mounting face 23, and mounting head 21 is located in cylindrical accommodating cavity 11, and limited block 22 is located at limit
In position block accommodating cavity 12, limit film 4 is then put into annular chamber 14 and makes the limit hole 42 of limit film 4 and the limit in mounting head 21
Bolt 5, is then threadedly coupled by limit film 4 with the stud 3 in 21 axis hole chamber 24 of mounting head by the 25 limit connection of position protrusion.This
When, handrail body 1 can rotate in the mounting head 21 of handrail installation part 2, and mounting head 21 is motionless when rotation, then limiting
Piece 4 due to retention bead 25 limit be also it is motionless, thus bolt 5 with respect to stud 3 be also it is motionless, no matter handrail body 1
How to overturn, bolt 5 all cannot be loosened after.
The fan-shaped shape of the limited block accommodating cavity 12, the limited block 22 is with the limited block accommodating cavity 12 with the installation
21 central axis is axis rotation coincidence, and rotational angle of the limited block 22 in the limited block accommodating cavity 12 is 60 to 90
Degree.When handrail body 1 is overturn, limited block 22 can rotate in limited block accommodating cavity 12, limited block accommodating cavity 12 and limited block
22 shape size can determine the rotational angle of handrail body 1, when handrail body 1 is overturn can be there are between limit film 4
Small gap.
The mounting head 21 is equipped with a pair of of retention bead 25, and the limit film 4 is equipped with a pair of of limit hole 42, retention bead 25
Quantity be a clock synchronization using effect it is best.The limit hole 42 is connected to the limit film through-hole 41, and limit on the one hand can be improved
The versatility of bit slice 4, as long as retention bead 25 is located at limit hole 42 or the area between limit hole 42 and limit film through-hole 41
Domain can play position-limiting action, and applicability is wider, on the other hand can reduce the materials of limit film 4, save the cost.
The handrail body 1 is equipped with protective cover 6 in 14 free end of annular chamber.The handrail body 1 is in the annular
14 two sides of chamber are equipped with card slot 15, and the protective cover 6 is equipped with the buckle 61 being used cooperatively with the card slot 15.When installation, it is only necessary to
The buckle 61 of protective cover 6 is inserted into card slot 15, installation is very easy, and protective cover 6 can avoid dust impurity and enter annular chamber
14。
Embodiment described above is only that preferred embodiments of the present invention are described, not practical new to this
The conception and scope of type is defined.Without departing from the design concept of the present utility model, ordinary people in the field is to this
The all variations and modifications that the technical solution of utility model is made, should fall within the protection scope of the present utility model, this is practical
Novel claimed technology contents, are all described in the claims.
Claims (7)
1. a kind of office chair armrest structure, it is characterised in that: including handrail body (1) and handrail installation part (2), the handrail sheet
The round joint face (13) of body (1) is overlapped docking, the handrail installation with the circular mounting face (23) of the handrail installation part (2)
Part (2) is equipped with cylindrical mounting head (21) at the axle center of the circular mounting face (23), and the handrail body (1) is equipped with accommodating
The cylindrical accommodating cavity (11) of the mounting head (21), the handrail body (1) is in the cylindrical accommodating cavity (11) far from institute
The axial end for stating round joint face (13) is equipped with the annular chamber (14) that radius is greater than described cylindrical accommodating cavity (11) radius, described
Mounting head (21) is equipped with axis hole chamber (24), is equipped with stud (3) in the axis hole chamber (24), and radius is equipped in the annular chamber (14)
Greater than the limit film (4) of described cylindrical accommodating cavity (11) radius, the limit film (4), which is equipped with, allows bolt (5) one end to pass through
Limit film through-hole (41), the bolt (5) is threadedly coupled by the limit film (4) with the stud (3) to help described
Hand ontology (1) and the handrail installation part (2) limit connect, and the axial end face of the mounting head (21) is in the axis hole chamber (24)
Avris is equipped with retention bead (25), and the limit film (4) is equipped with the limit hole (42) being used cooperatively with the retention bead (25).
2. a kind of office chair armrest structure according to claim 1, it is characterised in that: mounting head (21) peripheral side is set
Have a pair of of limited block (22), the axial width of the limited block (22) is less than the axial length of the mounting head (21), the limit
Position (22) one sagittal plane of block is overlapped with the circular mounting face (23), and the handrail body (1) is in the cylindrical accommodating cavity
(11) circumference is equipped with a pair of limited block accommodating cavity (12) being used cooperatively with the limited block (22).
3. a kind of office chair armrest structure according to claim 2, it is characterised in that: the limited block accommodating cavity (12) is in
Fan shape, the limited block (22) and the limited block accommodating cavity (12) are using the central axis of the mounting head (21) as axis rotation
It is overlapped, rotational angle of the limited block (22) in the limited block accommodating cavity (12) is 60 to 90 degree.
4. a kind of office chair armrest structure according to claim 1, it is characterised in that: the mounting head (21) is equipped with a pair
Retention bead (25), the limit film (4) are equipped with a pair of of limit hole (42).
5. a kind of office chair armrest structure according to claim 4, it is characterised in that: the limit hole (42) and the limit
Bit slice through-hole (41) connection.
6. a kind of office chair armrest structure according to claim 1, it is characterised in that: the handrail body (1) is described
Annular chamber (14) free end is equipped with protective cover (6).
7. a kind of office chair armrest structure according to claim 6, it is characterised in that: the handrail body (1) is described
Annular chamber (14) two sides are equipped with card slot (15), and the protective cover (6) is equipped with the buckle (61) being used cooperatively with the card slot (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821283930.2U CN209252140U (en) | 2018-08-10 | 2018-08-10 | A kind of office chair armrest structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821283930.2U CN209252140U (en) | 2018-08-10 | 2018-08-10 | A kind of office chair armrest structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209252140U true CN209252140U (en) | 2019-08-16 |
Family
ID=67557460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821283930.2U Expired - Fee Related CN209252140U (en) | 2018-08-10 | 2018-08-10 | A kind of office chair armrest structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209252140U (en) |
-
2018
- 2018-08-10 CN CN201821283930.2U patent/CN209252140U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210949488U (en) | Shockproof anti-loosening nut | |
| US4752986A (en) | Low profile wheel system | |
| CN209252140U (en) | A kind of office chair armrest structure | |
| CN110301462A (en) | One kind being rolled leather jacket and set | |
| CN207100973U (en) | A kind of improved chair of structure | |
| CN201677997U (en) | Binding device | |
| JPH0426049U (en) | ||
| CN205302210U (en) | Intelligent mouse | |
| CN209557760U (en) | A kind of angular adjustment connection structure of ball-cock assembly | |
| CN212593936U (en) | Virtual roaming equipment based on multi-point identification | |
| CN204712787U (en) | The Castor for trunk or bag structure of water, shock | |
| CN204090460U (en) | For mini-size tillage machine panel and the arm-rest frame assembly of holding water cup | |
| CN204458741U (en) | Bolt easy to clean | |
| CN209617754U (en) | A kind of Novel shoebox | |
| CN213575063U (en) | Hexagonal nut of high stability | |
| CN209898801U (en) | Device for preventing handrail from loosening | |
| CN218499834U (en) | Fishing line reel handle assembly | |
| CN210838255U (en) | Dustproof mechanism for notebook computer interface | |
| CN207722359U (en) | A kind of swing | |
| CN209807448U (en) | Hand-operated support device capable of fixing desktop | |
| CN212556322U (en) | Shopping basket convenient for turning | |
| CN209532953U (en) | A kind of bathtub sanding burr tool | |
| CN201220408Y (en) | Grab handle with tool head holder | |
| CN209099926U (en) | A kind of reinforcement door and window of pseudo-classic architecture | |
| CN204526899U (en) | A kind of Multifunctional neck pillow |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |