CN201995985U - Improved chair armrest - Google Patents
Improved chair armrest Download PDFInfo
- Publication number
- CN201995985U CN201995985U CN2011200484976U CN201120048497U CN201995985U CN 201995985 U CN201995985 U CN 201995985U CN 2011200484976 U CN2011200484976 U CN 2011200484976U CN 201120048497 U CN201120048497 U CN 201120048497U CN 201995985 U CN201995985 U CN 201995985U
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- CN
- China
- Prior art keywords
- rotation
- support
- fixed block
- spring
- iron shot
- 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
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Abstract
The utility model relates to the field of furniture, in particular to an improved chair armrest. The improved chair armrest comprises a support, a base and a fixed block, wherein the base is provided with a rotating shaft; the support is provided with an armrest rod and a rotating shaft hole; the rotating shaft passes through the rotating shaft hole; an elastic positioning device is arranged between the support and the fixed block; and a rotation-preventing and fixing device is arranged between the base and the fixed block. The utility model provides the improved chair armrest which is simple in structure, high in flexibility, safe and reliable.
Description
Technical field
The utility model relates to field of furniture, specifically a kind of improved armrests.
Background technology
The handrail of existing office chair is generally fixing, promptly can not regulate height can not adjusting angle, the office chair that has can be regulated height of armrests, but can not adjusting angle, this has just brought some inconvenience to the user, the user sometimes needs handrail sometimes not need handrail again, and so fixing handrail just can not satisfy all demands of user; When in smaller space, handrail can account for certain space, makes user's utilized space fewer.
The utility model content
The utility model provide a kind of simple in structure, flexibility good, safe and reliable improved armrests.
The utility model is achieved through the following technical solutions:
A kind of improved armrests, comprise support, base and fixed block, described base is provided with rotating shaft, described support is provided with bar and shaft hole, described shaft hole is passed in described rotating shaft, be provided with the elastic force positioner between described support and the fixed block, be provided with the anti-rotation fixture between described base and the fixed block.
Described anti-rotation fixture comprises anti-rotation bar, anti-rotation groove and screw, described anti-rotation bar is located on the fixed block, described anti-rotation groove is located in the rotating shaft, described anti-rotation bar snaps in the described anti-rotation groove, described anti-rotation bar is provided with two through holes, is respectively equipped with two screw holes with the through hole corresponding section in the described rotating shaft, and described screw passes described through hole, and twist and enter screw hole, described fixed block is connected with base by screw.
Described anti-rotation bar is provided with groove, is provided with raised line in the described anti-rotation groove, and described raised line snaps in the described groove.
Described elastic force positioner comprises spring and iron shot, described anti-rotation bar is provided with spring eye, the diameter of described spring and the diameter of iron shot are all less than the diameter of spring eye, and described spring diameter is less than the iron shot diameter, described spring one end is positioned in the spring eye, the described spring other end is placed iron shot, at the some iron shot grooves of being provided with in the radial direction of described support.
Described support is " L " type.
Described support be provided with four iron shot grooves in the radial direction.
Described handrail also comprises trim, and described trim is connected with support by buckle.
The beneficial effect that the utility model brought is:
In the utility model, described handrail comprises support, base and fixed block, described base is provided with rotating shaft, described support is provided with bar and shaft hole, described shaft hole is passed in described rotating shaft, and described support can rotate around the axis, and then has realized the purpose of handrail adjustable angle, be fit to crowd more widely, satisfy user's multiple demand; Be provided with the elastic force positioner between described support and the fixed block, described elastic force positioner can play the purpose of handrail adjusting angle effectively, and the user is more laborsaving when regulating handrail, and can realize handrail multiposition location; Be provided with the anti-rotation fixture between described base and the fixed block, described anti-rotation fixture is used for fixing base and fixed block, make support rotatable between base and fixed block, and can guarantee that support does not come off, for not being rotatably connected, guarantee that support relative base of fixed block when adjusting angle is not rotatable between described base and the fixed block; Described anti-rotation fixture comprises anti-rotation bar, anti-rotation groove and screw, and described anti-rotation bar and anti-rotation groove are used to prevent that base and fixed block from relatively rotating, and described screw is used for fixing base and fixed block; Described anti-rotation bar is provided with groove, is provided with raised line in the described anti-rotation groove, and described raised line snaps in the described groove, and described groove and raised line have further guaranteed the effect of anti-rotation; Described elastic force positioner comprises spring and iron shot, and described fixed block is provided with spring eye, and described spring one end is positioned in the spring eye, the described spring other end is placed iron shot, described iron shot is at the effect lower compression spring of power, and it is suitable more sliding that handrail is rotated, and the user is more laborsaving; The diameter of described spring and the diameter of iron shot are all less than the diameter of spring eye, and described spring diameter is less than the iron shot diameter, so just spring and iron shot can be put into spring eye, spring and iron shot be carried out the position qualification, but must guarantee that iron shot partly exposes outside the spring eye; At the some iron shot grooves of being provided with in the radial direction of described support, when iron shot slipped in the different iron shot grooves, then handrail was in different positions, and then satisfied user's different demands; Described support is " L " type, makes the user more cosily by putting, and structure firm more, be more prone to realize; Described handrail also comprises trim, and described trim is connected with support by buckle, described trim be used to hide the inside of handrail more ugly structure, play effect attractive in appearance.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is the structural representation of improved armrests described in the utility model;
Fig. 2 is the structural representation of support described in the utility model;
Fig. 3 is the structural representation of base described in the utility model;
Fig. 4 is the structural representation of fixed block described in the utility model.
The label of component names correspondence is as follows among the figure:
1, support; 11, bar; 12, shaft hole; 13, iron shot groove; 2, base; 21, rotating shaft; 22, screw hole; 3, fixed block; 31, spring eye; 32, through hole; 4, anti-rotation bar; 41, groove; 5, anti-rotation groove; 51, raised line; 6, screw; 7, trim; 8, spring; 9, iron shot.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail:
Embodiment as improved armrests described in the utility model, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, comprise support 1, base 2 and fixed block 3, described base 2 is provided with rotating shaft 21, described support 1 is provided with bar 11 and shaft hole 12, described shaft hole 12 is passed in described rotating shaft 21, is provided with the elastic force positioner between described support 1 and the fixed block 3, is provided with the anti-rotation fixture between described base 2 and the fixed block 3.Described support 1 can 21 rotate around the shaft, and then has realized the purpose of handrail adjustable angle being fit to crowd more widely, satisfies user's multiple demand; Described elastic force positioner can play the purpose of handrail adjusting angle effectively, and the user is more laborsaving when regulating handrail, and can realize handrail multiposition location; Described anti-rotation fixture is used for fixing base 2 and fixed block 3, make support 1 rotatable between base 2 and fixed block 3, and can guarantee that support 1 does not come off, for not being rotatably connected, guarantee that the relative base 2 of support 1 fixed block when adjusting angle is not rotatable between described base 2 and the fixed block 3.
In the present embodiment, described anti-rotation fixture comprises anti-rotation bar 4, anti-rotation groove 5 and screw 6,4 of described anti-rotations are located on the fixed block 3, described anti-rotation groove 5 is located in the rotating shaft 21, and described anti-rotation bar 4 snaps in the described anti-rotation groove 5, and described anti-rotation bar 4 is provided with two through holes 32, be respectively equipped with two screw holes 22 with through hole 32 corresponding sections in the described rotating shaft 21, described screw 6 passes described through hole 32, and twists and enter screw hole 22, and described fixed block 3 is connected with base 2 by screw 6.Described anti-rotation bar 4 and anti-rotation groove 5 are used to prevent that base 2 and fixed block 3 from relatively rotating, and described screw 6 is used for fixing base 2 and fixed block 3.
In the present embodiment, described anti-rotation bar 4 is provided with groove 41, is provided with raised line 51 in the described anti-rotation groove 5, and described raised line 51 snaps in the described groove 41.Described groove 41 and raised line 51 have further guaranteed the effect of anti-rotation.
In the present embodiment, described elastic force positioner comprises two springs 8 and two iron shots 9, described anti-rotation bar 4 is provided with two spring eyes 31, the diameter of the diameter of described spring 8 and iron shot 9 is all less than the diameter of spring eye 31, and described spring 8 diameters are less than iron shot 9 diameters, described spring 8 one ends are positioned in the spring eye 31, and described spring 8 other ends are placed iron shot 9, are provided with four iron shot grooves 13 in the radial direction at described support 1.Described iron shot 9 is at the effect lower compression spring 8 of power, and it is suitable more sliding that handrail is rotated, and the user is more laborsaving; Spring 8 and iron shot 9 are put into spring eye 31, spring 8 and iron shot 9 are carried out the position limit, but must guarantee that iron shot 9 parts expose outside the spring eye 31; Described four iron shot grooves 13 are used for the handrail location, and promptly handrail has four positions that can be decided to be.
In the present embodiment, described support 1 is " L " type.Described " L " type makes the user more cosily by putting, and structure firm more, be more prone to realize.
In the present embodiment, described handrail also comprises trim 7, and described trim 7 is connected with support 1 by buckle.Described trim 7 be used to hide the inside of handrail more ugly structure, play effect attractive in appearance.
Certainly, described support also can be T-shape; Described iron shot groove also can be two or six or eight.So, also all within the utility model protection domain, give unnecessary details no longer one by one here.
Claims (7)
1. improved armrests, it is characterized in that comprising support, base and fixed block, described base is provided with rotating shaft, described support is provided with bar and shaft hole, described shaft hole is passed in described rotating shaft, be provided with the elastic force positioner between described support and the fixed block, be provided with the anti-rotation fixture between described base and the fixed block.
2. improved armrests as claimed in claim 1, it is characterized in that described anti-rotation fixture comprises anti-rotation bar, anti-rotation groove and screw, described anti-rotation bar is located on the fixed block, described anti-rotation groove is located in the rotating shaft, and described anti-rotation bar snaps in the described anti-rotation groove, and described anti-rotation bar is provided with two through holes, be respectively equipped with two screw holes with the through hole corresponding section in the described rotating shaft, described screw passes described through hole, and twists and enter screw hole, and described fixed block is connected with base by screw.
3. improved armrests as claimed in claim 2 is characterized in that described anti-rotation bar is provided with groove, is provided with raised line in the described anti-rotation groove, and described raised line snaps in the described groove.
4. as claim 2 or 3 described improved armrestses, it is characterized in that described elastic force positioner comprises spring and iron shot, described anti-rotation bar is provided with spring eye, the diameter of described spring and the diameter of iron shot are all less than the diameter of spring eye, and described spring diameter is less than the iron shot diameter, described spring one end is positioned in the spring eye, and the described spring other end is placed iron shot, at the some iron shot grooves of being provided with in the radial direction of described support.
5. improved armrests as claimed in claim 1 is characterized in that described support is " L " type.
6. improved armrests as claimed in claim 1, what it is characterized in that described support is provided with four iron shot grooves in the radial direction.
7. improved armrests as claimed in claim 1 is characterized in that described handrail also comprises trim, and described trim is connected with support by buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200484976U CN201995985U (en) | 2011-02-25 | 2011-02-25 | Improved chair armrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200484976U CN201995985U (en) | 2011-02-25 | 2011-02-25 | Improved chair armrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201995985U true CN201995985U (en) | 2011-10-05 |
Family
ID=44698770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200484976U Expired - Fee Related CN201995985U (en) | 2011-02-25 | 2011-02-25 | Improved chair armrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201995985U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106690967A (en) * | 2015-08-12 | 2017-05-24 | 陈亚东 | Swingable support seat for chair armrest and chair applying the same |
-
2011
- 2011-02-25 CN CN2011200484976U patent/CN201995985U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106690967A (en) * | 2015-08-12 | 2017-05-24 | 陈亚东 | Swingable support seat for chair armrest and chair applying the same |
| CN106690967B (en) * | 2015-08-12 | 2023-08-08 | 陈亚东 | Swinging type supporting seat for chair armrests and chair using supporting seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20120225 |