CN209090449U - A kind of backrest of rotary chair frame - Google Patents
A kind of backrest of rotary chair frame Download PDFInfo
- Publication number
- CN209090449U CN209090449U CN201821797865.5U CN201821797865U CN209090449U CN 209090449 U CN209090449 U CN 209090449U CN 201821797865 U CN201821797865 U CN 201821797865U CN 209090449 U CN209090449 U CN 209090449U
- Authority
- CN
- China
- Prior art keywords
- main frame
- strut
- assembly
- section
- stiffener assembly
- 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 discloses a kind of backrest of rotary chair frames, including main frame, secondary framework, first stiffener assembly, massage assembly and the second stiffener assembly, secondary framework is machined with above the main frame, and the side surface of main frame is welded with waist support reinforcing bar, the main frame is internally provided with the first stiffener assembly, and the inside of main frame is provided with massage assembly at the first stiffener assembly top position, second stiffener assembly is installed above the massage assembly, the main frame and secondary framework are an integral structure design, the first stiffener assembly and the second stiffener assembly is used cooperatively in the utility model, enhance the intensity of main frame, increase the safety in utilization of swivel chair, has good protective effect；The design of massage assembly carries out massage motion to back convenient for user, easy to operate, improves the practicality and functionality, market application value with higher, convenient for promoting.
Description
Technical field
The utility model relates to swivel chair back frame field, specifically a kind of backrest of rotary chair frame.
Background technique
Swivel chair is one of computer chair, office chair major class, a kind of rotary chair in part being seated.Swivel chair can divide
It for half swivel chair and full swivel chair two types, to be chosen from self-demand, there is seat back frame in more main part in swivel chair, leans on
Back frame is subject to the support frame of the main pressure of people, but present backrest of rotary chair frame is made of aluminum material, itself
Intensity is not high enough, when in use between it is too long after be easily damaged, people will cause with certain risk, and be not provided with opposite
The massage assembly answered cannot massage people.Therefore, those skilled in the art provide a kind of backrest of rotary chair frame, with solution
Certainly the problems mentioned above in the background art.
Utility model content
The purpose of this utility model is to provide a kind of backrest of rotary chair frames, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions:
A kind of backrest of rotary chair frame, including main frame, secondary framework, the first stiffener assembly, first crossbar, bracket, second crossbar,
Massage assembly, I section of strut, locking bolt, fixed link, idler wheel, limited block, II section of strut, location hole, the second stiffener assembly, shield
Waist reinforcing bar, shoulder reinforcing bar and reinforcement block are machined with secondary framework above the main frame, and the side surface of main frame is welded with shield
Waist reinforcing bar, the main frame is internally provided with the first stiffener assembly, and the inside of main frame is above the first stiffener assembly
It is provided with massage assembly at position, the second stiffener assembly, the main frame and secondary framework are installed above the massage assembly
It is an integral structure design.
The side surface of the secondary framework is welded with shoulder reinforcing bar, and secondary frame as a further solution of the present invention,
The interior welds of body have reinforcement block.
First stiffener assembly includes first crossbar, bracket and as a further solution of the present invention,
Two cross bars, the inside of first stiffener assembly are equipped with first crossbar, and the upper surface of the first crossbar is arranged in a crossed manner branch
Frame, is welded with second crossbar above the bracket, and the internal structure of first stiffener assembly is interior with the second stiffener assembly
Portion's structure is identical.
As a further solution of the present invention, the massage assembly include I section of strut, locking bolt, fixed link,
Idler wheel, limited block, II section of strut and location hole, the inside of the massage assembly are equipped with I section of strut, I section of strut
Lower surface insertion is provided with locking bolt, and the top of I section of strut along the vertical direction on fixed link is installed, the fixed link
Outside is socketed with idler wheel, and the outside of fixed link is symmetrically distributed with limited block about idler wheel, and the top of the fixed link is along level
II section of strut be installed, the upper surface of II section of strut offers location hole, I section of strut and II section of strut on direction
Both ends are fixed together with main frame by welding manner.
The lower surface of the main frame is welded with fixed otic placode, fixed ear as a further solution of the present invention,
The inside of plate offers threaded hole.
The first crossbar and second crossbar are fastened on by bracket as a further solution of the present invention,
Together, the bracket is distributed in alternating expression.
The upper and lower ends of the fixed link offer and locking bolt phase as a further solution of the present invention,
Matched fixation hole, and there are four the quantity of fixed link is arranged altogether.
Compared with prior art, the utility model has the beneficial effects that the first stiffener assembly and the second stiffener assembly are matched
It closes and uses, enhance the intensity of main frame, increase the safety in utilization of swivel chair, have good protective effect；Massage assembly
Design, convenient for user to back carry out massage motion, it is easy to operate, improve the practicality and functionality, have it is higher
Market application value, convenient for promote.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of backrest of rotary chair frame；
Fig. 2 is a kind of structural schematic diagram of the first stiffener assembly in backrest of rotary chair frame.
In figure: 1, main frame；2, secondary framework；3, the first stiffener assembly；31, first crossbar；32, bracket；33, second is horizontal
Bar；4, massage assembly；41, I section of strut；42, locking bolt；43, fixed link；44, idler wheel；45, limited block；46, II section of strut；
47, location hole；5, the second stiffener assembly；6, waist support reinforcing bar；7, shoulder reinforcing bar；8, reinforcement block.
Specific embodiment
Please refer to Fig. 1~2, in the utility model embodiment, a kind of backrest of rotary chair frame, including main frame 1, secondary framework 2, the
One stiffener assembly 3, bracket 32, second crossbar 33,4, I sections of struts 41 of massage assembly, locking bolt 42, is fixed at first crossbar 31
Bar 43, idler wheel 44,45, II sections of struts 46 of limited block, location hole 47, the second stiffener assembly 5, waist support reinforcing bar 6,7 and of shoulder reinforcing bar
Reinforcement block 8, the top of main frame 1 is machined with secondary framework 2, and the side surface of main frame 1 is welded with waist support reinforcing bar 6, main frame 1
It is internally provided with the first stiffener assembly 3, and the inside of main frame 1 is provided with massage at 3 top position of the first stiffener assembly
Component 4, the top of massage assembly 4 are equipped with the second stiffener assembly 5, and main frame 1 and secondary framework 2 are an integral structure design, main
The lower surface of framework 1 is welded with fixed otic placode, and the inside of fixed otic placode offers threaded hole, and the side surface of secondary framework 2 is welded with
Shoulder reinforcing bar 7, and the interior welds of secondary framework 2 have reinforcement block 8.
First stiffener assembly 3 includes first crossbar 31, bracket 32 and second crossbar 33, the inside of the first stiffener assembly 3
First crossbar 31 is installed, the upper surface of first crossbar 31 is arranged in a crossed manner bracket 32, and the top of bracket 32 is welded with the second cross
Bar 33, the internal structure of the first stiffener assembly 3 is identical as the internal structure of the second stiffener assembly 5, first crossbar 31 and the second cross
Bar 33 is connected and fixed by bracket 32, and bracket 32 is distributed in alternating expression, and the first stiffener assembly 3 enhances main frame 1
Intensity increases the safety in utilization of swivel chair, has good protective effect.
Massage assembly 4 includes I section of strut 41, locking bolt 42, fixed link 43,45, II sections of idler wheel 44, limited block struts 46
And location hole 47, the inside of massage assembly 4 are equipped with I section of strut 41, the lower surface insertion of I section of strut 41 is provided with locking spiral shell
Bolt 42, and the top of I section of strut 41 along the vertical direction on fixed link 43 is installed, the outside of fixed link 43 is socketed with idler wheel 44,
And the outside of fixed link 43 is symmetrically distributed with limited block 45 about idler wheel 44, the top of fixed link 43 in the horizontal direction on be equipped with
II section of strut 46, the upper surface of II section of strut 46 offer location hole 47, the both ends of I section of strut 41 and II section of strut 46 with master
Framework 1 is fixed together by welding manner, and the upper and lower ends of fixed link 43 are offered to be consolidated with what locking bolt 42 matched
Determine hole, and there are four the quantity of fixed link 43 is arranged altogether, the design of massage assembly 4 can carry out massage motion to back, improve
The practicality and functionality.
The working principle of the utility model is: being welded to first firstly, 32 alternating expression of bracket is dispersed with by user
Between cross bar 31 and second crossbar 33, first stiffener assembly 3 is formed, the second stiffener assembly 5 of composition is set gradually, by first
Stiffener assembly 3 and the second stiffener assembly 5 are fixed on the inside of main frame 1 by welding manner respectively, and such design enhances
The intensity of main frame 1 increases the safety in utilization of swivel chair, has good protective effect；Secondly, user is by multiple idler wheels
44 sets are fixed a limited block 45 in fixed link 43, and in the two sides up and down of each idler wheel 44, and user is by fixed link 43
It is against between I section of strut 41 and II section of strut 46 at position, location hole 47 is passed through using locking bolt 42, thus by fixed link 43
It fixes, user can be carried out massage motion to back using idler wheel 44, be improved on being sitting in swivel chair with side-to-side movement
The practicality and functionality.
It is above-described, the only preferable specific embodiment of the utility model, but the protection scope of the utility model is simultaneously
It is not limited to this, anyone skilled in the art within the technical scope disclosed by the utility model, according to this reality
It is subject to equivalent substitution or change with novel technical solution and its utility model design, should all covers the protection in the utility model
Within the scope of.
Claims (7)
1. a kind of backrest of rotary chair frame, including main frame (1) and secondary framework (2), which is characterized in that the top of the main frame (1)
It is machined with secondary framework (2), and the side surface of main frame (1) is welded with waist support reinforcing bar (6), the inside setting of the main frame (1)
Have the first stiffener assembly (3), and the inside of main frame (1) is provided with massage group at the first stiffener assembly (3) top position
Part (4) is equipped with the second stiffener assembly (5) above the massage assembly (4), and the main frame (1) and secondary framework (2) are one
The design of body formula structure.
2. a kind of backrest of rotary chair frame according to claim 1, which is characterized in that the side surface welding of the pair framework (2)
Have shoulder reinforcing bar (7), and the interior welds of secondary framework (2) there are reinforcement block (8).
3. a kind of backrest of rotary chair frame according to claim 1, which is characterized in that first stiffener assembly (3) includes the
The inside of one cross bar (31), bracket (32) and second crossbar (33), first stiffener assembly (3) is equipped with first crossbar
(31), the upper surface of the first crossbar (31) is arranged in a crossed manner has bracket (32), is welded with second above the bracket (32)
The internal structure of cross bar (33), first stiffener assembly (3) is identical as the internal structure of the second stiffener assembly (5).
4. a kind of backrest of rotary chair frame according to claim 1, which is characterized in that the massage assembly (4) includes I section of strut
(41), locking bolt (42), fixed link (43), idler wheel (44), limited block (45), II section of strut (46) and location hole (47),
The inside of the massage assembly (4) is equipped with I section of strut (41), and the lower surface insertion of I section of strut (41) is provided with locking
Bolt (42), and the top of I section of strut (41) along the vertical direction on be equipped with fixed link (43), the outside of the fixed link (43)
It is socketed with idler wheel (44), and the outside of fixed link (43) is symmetrically distributed with limited block (45), the fixed link about idler wheel (44)
(43) top in the horizontal direction on II section of strut (46) is installed, the upper surface of II section of strut (46) offers location hole
(47), the both ends of I section of strut (41) and II section of strut (46) are fixed together with main frame (1) by welding manner.
5. a kind of backrest of rotary chair frame according to claim 1, which is characterized in that weld the lower surface of the main frame (1)
There is fixed otic placode, the inside of fixed otic placode offers threaded hole.
6. a kind of backrest of rotary chair frame according to claim 3, which is characterized in that the first crossbar (31) and second crossbar
(33) it is connected and fixed by bracket (32), the bracket (32) is distributed in alternating expression.
7. a kind of backrest of rotary chair frame according to claim 4, which is characterized in that the upper and lower ends of the fixed link (43) are equal
Offer the fixation hole to match with locking bolt (42), and there are four the quantity of fixed link (43) is arranged altogether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797865.5U CN209090449U (en) | 2018-11-02 | 2018-11-02 | A kind of backrest of rotary chair frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797865.5U CN209090449U (en) | 2018-11-02 | 2018-11-02 | A kind of backrest of rotary chair frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209090449U true CN209090449U (en) | 2019-07-12 |
Family
ID=67157872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821797865.5U Expired - Fee Related CN209090449U (en) | 2018-11-02 | 2018-11-02 | A kind of backrest of rotary chair frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209090449U (en) |
-
2018
- 2018-11-02 CN CN201821797865.5U patent/CN209090449U/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: 20190712 Termination date: 20201102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |