CN210870609U - Multifunctional guest-meeting chair back frame and armrest rotating mechanism - Google Patents
Multifunctional guest-meeting chair back frame and armrest rotating mechanism Download PDFInfo
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- CN210870609U CN210870609U CN201921941010.XU CN201921941010U CN210870609U CN 210870609 U CN210870609 U CN 210870609U CN 201921941010 U CN201921941010 U CN 201921941010U CN 210870609 U CN210870609 U CN 210870609U
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- handrail
- support
- armrest
- limiting
- back frame
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Abstract
The utility model relates to the technical field of seats, in particular to a multifunctional passenger-meeting chair back frame and a handrail rotating mechanism, which comprises a handrail support arranged on the seat, a handrail and a back frame arranged on the handrail support, wherein the handrail support is respectively and symmetrically arranged at the left side and the right side of the back frame, a sound insulation sleeve is rotationally arranged between each handrail support and the back frame, a torsional spring is also arranged between each handrail support and the back frame, the handrail is arranged at the outer side of the handrail support, a sound insulation sheet and a limit sleeve are arranged between each handrail and the corresponding handrail support, the sound insulation sheet is arranged at the outer side of the handrail support, the handrail is rotationally arranged on the sound insulation sheet, the limit sleeve is connected and matched with the sound insulation sheet after penetrating through the handrail, and the rotating angle between the handrail and the handrail support is limited through the limit sleeve, the utility model can rotate in an effective wide angle range, the operation is simple, the packaging volume is small, and the warehouse storage and the logistics transportation are convenient.
Description
Technical Field
The utility model relates to the technical field of seats, the concrete field is a multi-functional meeting back of the body frame and handrail rotary mechanism.
Background
Back of the body frame is connected as whole with the handrail under the general condition, can not do independent rotary motion respectively, and the whole setting of back of the body frame and handrail has taken a large amount of spaces simultaneously, is unfavorable for product storage and transportation, and back of the body frame is fixed after adjusting to accomplish in addition, reduces user's use travelling comfort when using.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-functional meeting back of body frame and handrail rotary mechanism to solve the whole setting of back of the body frame and handrail among the prior art, occupied a large amount of spaces, be unfavorable for product storage and transportation, and the problem that back of the body frame does not have the self-adaptation regulation.
In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional back frame and a handrail rotating mechanism of a passenger-meeting chair comprises handrail supports arranged on the chair, a handrail and a back frame arranged on the handrail supports, wherein the handrail supports are symmetrically arranged on the left side and the right side of the back frame respectively, a sound insulation sleeve is rotatably arranged between each handrail support and the back frame, the handrail supports and the back frame are connected through the sound insulation sleeve in a rotating fit manner, a torsion spring is further arranged between each handrail support and the back frame, the torsion spring is sleeved outside the sound insulation sleeve, one end of the torsion spring is connected with the back frame in a matching manner, the other end of the torsion spring is connected with the handrail supports in a matching manner,
the handrail is installed in the outside of handrail support, and normal running fit is connected between handrail and the handrail support, is provided with sound insulating sheet and spacing sleeve between every handrail and the handrail support that corresponds, and sound insulating sheet installs in the outside of handrail support, and the handrail rotates to be installed on sound insulating sheet, and spacing sleeve wears to establish behind the handrail and is connected the cooperation with sound insulating sheet, carries on spacingly to the turned angle between handrail and the handrail support through spacing sleeve.
Preferably, the backrest frame is further provided with a limiting snap ring corresponding to the armrest support, the armrest support is provided with a limiting groove corresponding to the limiting snap ring, and the protrusion of the limiting snap ring is in sliding fit with the limiting groove.
Preferably, an arc-shaped through groove is formed in the handrail corresponding to the position of the limiting sleeve, and the limiting sleeve is arranged in the arc-shaped through groove.
Preferably, the number of the limiting sleeves is two, and the positions, corresponding to the two limiting sleeves, of the handrail are respectively provided with an arc-shaped through groove.
Preferably, the limiting sleeves are symmetrically arranged on the handrail.
Preferably, a decorative cover is arranged at the outer side end of the handrail.
Compared with the prior art, the beneficial effects of the utility model are that: carry out back of the body frame and handrail can independently accomplish rotary motion respectively in effective range, paste when the human body and receive gravity at the back, the back of the body frame can be along with back gravity rotation to setting for comfortable angle, can let the back obtain effectual relaxation and slow down fatigue, and the handrail still keeps original angle unchangeable, the handrail is rotatory can rotate at effective wide-angle within range according to actual conditions, and easy operation packs small being convenient for warehouse entry and commodity circulation transportation, also reduces the cost of commodity circulation transportation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the structure of the present invention;
fig. 3 is an exploded front view of the present invention;
fig. 4 is a schematic view of the rotation of the armrest of the present invention;
fig. 5 is a schematic view of the rotation of the back frame of the present invention;
fig. 6 is a plan view of the arc through groove on the handrail of the present invention;
fig. 7 is a plan view of the limiting groove of the armrest support of the present invention.
In the figure: 1. a handrail support; 2. a handrail; 3. a backrest frame; 4. a sound insulating sleeve; 5. a torsion spring; 6. a sound-insulating sheet; 7. a limiting sleeve; 8. a limit snap ring; 9. a limiting groove; 10. an arc-shaped through groove; 11. and (6) a decorative cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: a multifunctional passenger-meeting chair back frame and armrest rotating mechanism comprises an armrest support 1 arranged on a chair, and an armrest 2 and a backrest frame 3 arranged on the armrest support 1, wherein the armrest support 1 is symmetrically arranged on the left side and the right side of the backrest frame 3 respectively, a sound-insulating sleeve 4 is rotatably arranged between each armrest support 1 and the backrest frame 3, the armrest support 1 and the backrest frame 3 are connected through the sound-insulating sleeve 4 in a rotating fit manner, a torsion spring 5 is further arranged between each armrest support 1 and the backrest frame 3, the torsion spring 5 is sleeved outside the sound-insulating sleeve 4, one end of the torsion spring 5 is connected with the backrest frame 3 in a matching manner, the other end of the torsion spring 5 is connected with the armrest support 1 in a matching manner,
handrail 2 installs in handrail support 1's the outside, and is connected with the running fit between handrail support 1 for handrail 2, is provided with sound insulating sheet 6 and spacing sleeve 7 between every handrail 2 and the handrail support 1 that corresponds, and sound insulating sheet 6 installs in handrail support 1's the outside, and handrail 2 rotates and installs on sound insulating sheet 6, and spacing sleeve 7 wears to establish behind handrail 2 and is connected the cooperation with sound insulating sheet 6, carries on spacingly through spacing sleeve 7 to the turned angle between handrail 2 and handrail support 1.
The backrest frame 3 is further provided with a limiting snap ring 8 corresponding to the armrest support 1, the armrest support 1 is provided with a limiting groove 9 corresponding to the limiting snap ring 8, and the protrusion of the limiting snap ring 8 is in sliding fit with the limiting groove 9.
An arc-shaped through groove 10 is formed in the handrail 2 corresponding to the limiting sleeve 7, and the limiting sleeve 7 is arranged in the arc-shaped through groove 10.
The number of the limiting sleeves 7 is two, and the positions, corresponding to the two limiting sleeves 7, of the handrail 2 are respectively provided with an arc-shaped through groove 10.
The limiting sleeves 7 are symmetrically arranged on the handrail 2.
The outer end of the handrail 2 is provided with a decorative cover 11.
According to the technical scheme, when the handrail frame is installed, the limiting snap ring 8 is installed on the backrest frame 3, one end of the torsion spring 5 is pressed into the limiting snap ring 8, the end of the torsion spring 5 is fixedly connected with the backrest frame 3, the handrail support 1 is matched with the backrest frame 3, the other end of the torsion spring 5 is arranged in the handrail support 1 and is fixed, the sound insulation sleeve 4 penetrates through the backrest frame 3 from the center of the handrail support 1 and penetrates into the sound insulation sleeve 4 through screws, the screws are in threaded connection with the backrest frame 3, the handrail support 1 is fixed by the sound insulation sleeve 4, and after the handrail support 1 is fastened with the backrest frame 3, the limiting snap ring 8 is matched with the limiting groove 9 in the handrail support 1;
then fix sound-proof piece 6 in the outside of handrail support 1, rotate handrail 2 and install on sound-proof piece 6 again, rotate two spacing sleeves 7 through the screw simultaneously and install on sound-proof piece 6, and two arc logical grooves 10 on handrail 2 cooperate with corresponding spacing sleeve 7 respectively, cover dress trim cover 11 closing cap in the outside of handrail 2 at last, beautify handrail 2 and handrail support 1 junction appearance, improve the product appearance and avoid the hand to contact internal connection mechanism.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a multi-functional passenger-reception chair back of body frame and handrail rotary mechanism, includes installs handrail support on the seat and installs handrail and back frame on handrail support, its characterized in that: the armrest supports are symmetrically arranged on the left side and the right side of the backrest frame respectively, a sound insulation sleeve is rotatably arranged between each armrest support and the backrest frame, the armrest supports and the backrest frame are connected through the sound insulation sleeves and are in rotating fit, a torsion spring is further arranged between each armrest support and the backrest frame, the torsion spring is sleeved outside the sound insulation sleeve, one end of the torsion spring is in matching connection with the backrest frame, the other end of the torsion spring is in matching connection with the armrest supports,
the handrail is installed in the outside of handrail support, and normal running fit is connected between handrail and the handrail support, is provided with sound insulating sheet and spacing sleeve between every handrail and the handrail support that corresponds, and sound insulating sheet installs in the outside of handrail support, and the handrail rotates to be installed on sound insulating sheet, and spacing sleeve wears to establish behind the handrail and is connected the cooperation with sound insulating sheet, carries on spacingly to the turned angle between handrail and the handrail support through spacing sleeve.
2. A multi-functional back frame and armrest rotary mechanism for passenger-reception chair as claimed in claim 1, wherein: the backrest frame is further provided with a limiting snap ring corresponding to the armrest support, the armrest support is provided with a limiting groove corresponding to the limiting snap ring, and the protrusion of the limiting snap ring is in sliding fit with the limiting groove.
3. A multi-functional back frame and armrest rotary mechanism for passenger-reception chair as claimed in claim 1, wherein: an arc-shaped through groove is formed in the handrail corresponding to the position of the limiting sleeve, and the limiting sleeve is arranged in the arc-shaped through groove.
4. A multi-functional back frame and armrest rotary mechanism for passenger-reception chair as claimed in claim 1, wherein: the limiting sleeves are provided with two limiting sleeves, and arc-shaped through grooves are formed in the positions, corresponding to the two limiting sleeves, of the handrail respectively.
5. A multi-functional back frame and armrest rotary mechanism for passenger-reception chair as claimed in claim 4, wherein: the limiting sleeves are symmetrically arranged on the handrail.
6. A multi-functional back frame and armrest rotary mechanism for passenger-reception chair as claimed in claim 1, wherein: and a decorative cover is arranged at the outer side end of the handrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921941010.XU CN210870609U (en) | 2019-11-12 | 2019-11-12 | Multifunctional guest-meeting chair back frame and armrest rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921941010.XU CN210870609U (en) | 2019-11-12 | 2019-11-12 | Multifunctional guest-meeting chair back frame and armrest rotating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210870609U true CN210870609U (en) | 2020-06-30 |
Family
ID=71331032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921941010.XU Active CN210870609U (en) | 2019-11-12 | 2019-11-12 | Multifunctional guest-meeting chair back frame and armrest rotating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210870609U (en) |
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2019
- 2019-11-12 CN CN201921941010.XU patent/CN210870609U/en active Active
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