CN208236858U - Position-limit mechanism and sofa - Google Patents
Position-limit mechanism and sofa Download PDFInfo
- Publication number
- CN208236858U CN208236858U CN201820568837.XU CN201820568837U CN208236858U CN 208236858 U CN208236858 U CN 208236858U CN 201820568837 U CN201820568837 U CN 201820568837U CN 208236858 U CN208236858 U CN 208236858U
- Authority
- CN
- China
- Prior art keywords
- limited block
- sofa
- backrest
- rotation center
- attachment base
- 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
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
Landscapes
- Chairs Characterized By Structure (AREA)
- Pivots And Pivotal Connections (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses position-limit mechanism, including limited block, the limited block has rotation center, and it is installed in rotation on load-bearing part, abutment face of the setting at least two apart from the rotation center different distance on the limited block, the limited block is rotated, the difference abutment face can be abutted each other with the supporter being articulated on the load-bearing part.The sofa with the position-limit mechanism is also disclosed in the utility model.Rotary spacing block, the abutment face apart from rotation center different distance are abutted each other with supporter, allow to adjust angle of the supporter relative to load-bearing part, to adapt to different angle requirements.
Description
Technical field
The utility model relates to home equipment technical fields, refer in particular to position-limit mechanism and sofa.
Background technique
In the prior art, sofa frame generally includes sofa seat and backrest, which fixes with sofa seat at an angle connects
It connects.Current sofa frame all parts generally use detachable, need to assemble to form sofa frame one by one, when assembling, usually make
It is assembled, is had a disadvantage in that with fixing pieces such as bolt or bolts:
Above-mentioned assembling mode is usually more many and diverse, assembly difficulty is big；In addition, using bolt or bolt be easy to cause accessory compared with
More, when producer dismounts with goods and customer, which is easy to omit, lose, and production cost is also relatively high.
On the other hand, after backrest is assembled using fixing pieces such as bolt or bolts, the tilt angle of the backrest can not be into
Row adjustment, to adapt to different angle requirements.
Utility model content
The utility model provides position-limit mechanism, including limited block, and the limited block has rotation center, and rotationally pacifies
At least two abutment faces apart from the rotation center different distance is arranged in dress on the load bearing member, on the limited block, rotates institute
Limited block is stated, the difference abutment face can be abutted each other with the supporter being articulated on the load-bearing part.
Rotary spacing block, the abutment face apart from rotation center different distance is abutted each other with supporter, allows to adjust
Angle of the supporter relative to load-bearing part, to adapt to different angle requirements.
Further, the abutment face of rotation center different distance described in distance is set as two on the limited block.
Further, threaded portion is provided on the limited block, the threaded portion passes through the attachment base and Anti-slip nut spiral shell
Line connects, and is provided with rubber ring on the inner sidewall of the Anti-slip nut.
Sofa, including attachment base, limited block is rotatably mounted on the attachment base, and the limited block has in rotation
The heart, abutment face of the setting at least two apart from the rotation center different distance on the limited block；
Backrest, the backrest are articulated on the attachment base, rotate the limited block, and the backrest in the on-state may be used
Abutment faces different from the limited block abut each other；
Sofa seat, the sofa seat are fixedly connected with the attachment base.
Rotary spacing block, the abutment face apart from rotation center different distance are abutted each other with backrest, are allowed to adjust and be leaned on
The angle relative to attachment base is carried on the back, to adapt to different angle requirements.
Further, the sofa seat includes upper bracket and lower bracket, the upper bracket and lower bracket respectively with the connection
Seat is fixedly connected, and vertical direction is equipped with connecting rod between the upper bracket and lower bracket.
Further, the connecting rod is set as L-type, and one end of the L-type connecting rod is connect with the upper bracket, and the L-type connects
The other end of bar is connect with the lower bracket.
Further, the abutment face of rotation center different distance described in distance is set as two on the limited block.
Further, threaded portion is provided on the limited block, the threaded portion passes through the attachment base and Anti-slip nut spiral shell
Line connects, and is provided with rubber ring on the inner sidewall of the Anti-slip nut.
Further, the backrest is articulated on the attachment base by screw rod, the screw rod sequentially pass through the backrest and
The attachment base is threadedly coupled with Anti-slip nut, is provided with rubber ring on the inner sidewall of the Anti-slip nut.
Sofa, including sofa seat, limited block is rotatably mounted on the sofa seat, and the limited block has in rotation
The heart, abutment face of the setting at least two apart from the rotation center different distance on the limited block；
Backrest, the backrest are articulated on the sofa seat, rotate the limited block, and the backrest in the on-state may be used
Abutment faces different from the limited block abut each other.
Rotary spacing block, the abutment face apart from rotation center different distance are abutted each other with backrest, are allowed to adjust and be leaned on
The angle relative to sofa seat is carried on the back, to adapt to different angle requirements.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment；
Fig. 2 is the schematic diagram one that embodiment is applied to sofa；
Fig. 3 is the partial enlarged view of Fig. 2；
Fig. 4 is the schematic diagram two that embodiment is applied to sofa；
Fig. 5 is the partial enlarged view of Fig. 4；
Fig. 6 is the structural schematic diagram of embodiment Anti-slip nut.
Label declaration
1 abutment face 11 of limited block
2 upper bracket 21 of sofa seat
22 connecting rod 23 of lower bracket
3 screw rod 31 of backrest
4 Anti-slip nut 5 of attachment base
Rubber ring 51.
Specific embodiment
The utility model is described in detail below in conjunction with drawings and the specific embodiments.
It please refers to described in Fig. 1 to Fig. 6, the position-limit mechanism that the utility model discloses, including limited block 1, the limited block 1 have
Rotation center, and be installed in rotation on load-bearing part, load-bearing part can be the connection of the sofa seat 2 and backrest 3 of connection sofa
Seat 4, load-bearing part may be the sofa seat 2 of sofa, i.e. limited block 1 can may be rotatably mounted on attachment base 4, can also can turn
Dynamic to be mounted on sofa seat 2, certainly, limited block 1 can also may be rotatably mounted on other load-bearing parts.Be arranged on limited block 1 to
Few two abutment faces 11 apart from rotation center different distance, rotary spacing block 1, different abutment faces 11 can be articulated in load-bearing part
On supporter abut each other.The supporter can be the backrest 3 of sofa, or other.
Rotary spacing block 1, the abutment face 11 apart from rotation center different distance is abutted each other with supporter, allows to adjust
Angle of the supporter relative to load-bearing part is saved, to adapt to different angle requirements.
In some instances, the abutment face 11 of rotation center different distance described in distance is set as two on limited block 1, makes
Supporter is obtained relative to load-bearing part can there are two the adjustings of angle.In some instances, threaded portion is provided on limited block 1
12, which passes through load-bearing part and is threadedly coupled with Anti-slip nut 5, and rubber ring 51 is provided on the inner sidewall of Anti-slip nut 5,
As shown in fig. 6, it is dynamic to prevent limited block 1 from fluffing during rotation.
As shown in Figures 2 to 5, the sofa that the utility model also discloses, including sofa seat 2, backrest 3 and attachment base 4；Connection
Limited block 1 is rotatably mounted on seat 4, limited block 1 has rotation center, at least two distance rotation of setting on limited block 1
The abutment face 11 of center different distance.Backrest 3 is articulated on attachment base 4, i.e., backrest 3 can be rotated around attachment base 4, rotation limit
Position block 1, backrest 3 in the on-state can abutment faces 11 different from limited block 1 abut each other.Sofa seat 2 and attachment base 4 are fixed
Connection.
Rotary spacing block 1, the abutment face 11 apart from rotation center different distance abut each other that the backrest 3 is with backrest 3
Supporter allows to adjust angle of the backrest 3 relative to attachment base 4, which is load-bearing part, different to adapt to
Angle requirement.
In some instances, sofa seat 2 includes upper bracket 21 and lower bracket 22, the upper bracket 21 and lower bracket 22 respectively with
Attachment base 4 is fixedly connected, and vertical direction is equipped with connecting rod 23 between upper bracket 21 and lower bracket 22.Connecting rod 23 can increase upper bracket
21 and lower bracket 22 connect stability.In some instances, connecting rod 23 is set as L-type, one end of L-type connecting rod 23 and upper bracket
21 connections, the other end of L-type connecting rod 23 are connect with lower bracket 22.
In some instances, the abutment face 11 of rotation center different distance described in distance is set as two on limited block 1, makes
Backrest 3 is obtained relative to attachment base 4 can there are two the adjustings of angle.In some instances, threaded portion is provided on limited block 1
12, which passes through attachment base 4 and is threadedly coupled with Anti-slip nut 5, is provided with rubber ring on the inner sidewall of Anti-slip nut 5
51, as shown in fig. 6, it is dynamic to prevent limited block 1 from fluffing during rotation.
In some instances, backrest 3 is articulated on attachment base 4 by screw rod 31, and screw rod 31 sequentially passes through backrest 3 and connection
Seat 4 is threadedly coupled with Anti-slip nut 5, and rubber ring 51 is provided on the inner sidewall of Anti-slip nut 5.
The utility model also discloses another sofa, including sofa seat 2 and backrest 3, is rotatably mounted with limit on sofa seat 2
Position block 1, the limited block 1 have rotation center, at least two supporting apart from the rotation center different distance are arranged on limited block 1
By face 11.Backrest 3 is articulated on sofa seat 2, i.e., backrest 3 can be rotated around sofa seat 2, and rotary spacing block 1, backrest 3 is being beaten
Under open state can abutment faces 11 different from limited block 1 abut each other.
Rotary spacing block 1, the abutment face 11 apart from rotation center different distance abut each other that the backrest 3 is with backrest 3
Supporter allows to adjust angle of the backrest 3 relative to sofa seat 2, which is load-bearing part, different to adapt to
Angle requirement.
The above description is only the embodiments of the present invention, and not to the limitation of this case design, all designs according to this case are closed
The equivalent variations that key is done each falls within the protection scope of this case.
Claims (10)
1. position-limit mechanism, it is characterised in that: including limited block, the limited block has rotation center, and is installed in rotation on
At least two abutment faces apart from the rotation center different distance is set on load-bearing part, on the limited block, rotates the limit
Position block, the difference abutment face can be abutted each other with the supporter being articulated on the load-bearing part.
2. position-limit mechanism as described in claim 1, it is characterised in that: on the limited block rotation center difference described in distance away from
From abutment face be set as two.
3. position-limit mechanism as described in claim 1, it is characterised in that: be provided with threaded portion, the screw thread on the limited block
Portion passes through attachment base and is threadedly coupled with Anti-slip nut, is provided with rubber ring on the inner sidewall of the Anti-slip nut.
4. sofa, it is characterised in that: including attachment base, limited block, the limited block are rotatably mounted on the attachment base
At least two abutment faces apart from the rotation center different distance is set with rotation center, on the limited block；
Backrest, the backrest are articulated on the attachment base, rotate the limited block, and the backrest in the on-state can be with institute
The different abutment faces for stating limited block abut each other；
Sofa seat, the sofa seat are fixedly connected with the attachment base.
5. sofa as claimed in claim 4, it is characterised in that: the sofa seat includes upper bracket and lower bracket, the upper branch
Frame and lower bracket are fixedly connected with the attachment base respectively, and vertical direction is equipped with connecting rod between the upper bracket and lower bracket.
6. sofa as claimed in claim 5, it is characterised in that: the connecting rod is set as L-type, one end of the L-type connecting rod with
The upper bracket connection, the other end of the L-type connecting rod are connect with the lower bracket.
7. sofa as claimed in claim 4, it is characterised in that: rotation center different distance described in distance on the limited block
Abutment face is set as two.
8. sofa as claimed in claim 4, it is characterised in that: be provided with threaded portion on the limited block, the threaded portion is worn
It crosses the attachment base to be threadedly coupled with Anti-slip nut, is provided with rubber ring on the inner sidewall of the Anti-slip nut.
9. sofa as claimed in claim 4, it is characterised in that: the backrest is articulated on the attachment base by screw rod, institute
It states that screw rod sequentially passes through the backrest and the attachment base is threadedly coupled with Anti-slip nut, is set on the inner sidewall of the Anti-slip nut
It is equipped with rubber ring.
10. sofa, it is characterised in that: including sofa seat, limited block, the limited block are rotatably mounted on the sofa seat
At least two abutment faces apart from the rotation center different distance is set with rotation center, on the limited block；
Backrest, the backrest are articulated on the sofa seat, rotate the limited block, and the backrest in the on-state can be with institute
The different abutment faces for stating limited block abut each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820568837.XU CN208236858U (en) | 2018-04-20 | 2018-04-20 | Position-limit mechanism and sofa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820568837.XU CN208236858U (en) | 2018-04-20 | 2018-04-20 | Position-limit mechanism and sofa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208236858U true CN208236858U (en) | 2018-12-14 |
Family
ID=64583579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820568837.XU Expired - Fee Related CN208236858U (en) | 2018-04-20 | 2018-04-20 | Position-limit mechanism and sofa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208236858U (en) |
-
2018
- 2018-04-20 CN CN201820568837.XU patent/CN208236858U/en not_active Expired - Fee Related
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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: 20181214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |