CN204635651U - A kind of arm-rest frame and the syndeton of carrying on the back framework - Google Patents
A kind of arm-rest frame and the syndeton of carrying on the back framework Download PDFInfo
- Publication number
- CN204635651U CN204635651U CN201520209259.7U CN201520209259U CN204635651U CN 204635651 U CN204635651 U CN 204635651U CN 201520209259 U CN201520209259 U CN 201520209259U CN 204635651 U CN204635651 U CN 204635651U
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- China
- Prior art keywords
- rest frame
- arm
- cam
- straight
- coupling assembling
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- 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.)
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to a kind of arm-rest frame and the syndeton of carrying on the back framework, comprise arm-rest frame, back of the body framework and coupling assembling, described coupling assembling comprises the first coupling assembling and the second coupling assembling, described arm-rest frame comprises left arm-rest frame and right arm-rest frame, and described left arm-rest frame is fixedly connected with back of the body framework by least 2 the first coupling assemblings.Syndeton of the present utility model is in the installation process being applied to seat, first be nested in the groove of cam by handle, then rotarily drive cam by handle to be rotated, the external screw thread of straight-bar bottom is rotated into the screw of nut, the tight thread realized between the internal thread of this nut and the external screw thread of this straight-bar is connected, and then overturn by upset handle grip moving cam, by eccentrically weighted shaft from being turned to away from gasket-end near gasket-end, drive pressing down and tight two pieces of ear sheets of straight-bar simultaneously, namely achieve the locking of seat.
Description
[technical field]
The utility model relates to furnature construction field, is specifically related to a kind of arm-rest frame and the syndeton of carrying on the back framework.
[background technology]
In daily life and industrial production, frequent needs carry out carrying out concatenation in some seating products, between each parts of existing seat, syndeton generally to be matched composition by screw rod and nut, first by screw rod through two parts to be spliced, then lock with nut.This type of locking syndeton is very inconvenient when installation, need installation and the locking operation of carrying out a large amount of screw rods and nut, workload is very large, and when these seating products need to change, during the attended operations such as maintenance, need again to remove relevant screw rod and nut, and then install, and the difference of specification for screw and nut, need to adopt the specialist tools of no-go gage lattice could realize operation, so no matter this type of locking syndeton all needs to carry out a large amount of locking and unlocking operation in the installation and the maintenance process in later stage in early stage, workload is large, complicated operation, the efficiency of the whole course of work is lower.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly, namely for there are the problems such as workload in locking and unlocking operation is large, complicated operation, efficiency are low in the installation of each member connection structure of conventional seat, maintenance or unloading process, the syndeton of a kind of arm-rest frame and back of the body framework is proposed.
For achieving the above object, the utility model proposes a kind of arm-rest frame and the syndeton of carrying on the back framework, comprise arm-rest frame, back of the body framework and coupling assembling, described coupling assembling comprises the first coupling assembling and the second coupling assembling, described arm-rest frame comprises left arm-rest frame and right arm-rest frame, described left arm-rest frame is fixedly connected with back of the body framework by least 2 the first coupling assemblings, and described right arm-rest frame is fixedly connected with back of the body framework by least 2 the second coupling assemblings; Wherein: above-mentioned each coupling assembling includes handle, cam, straight-bar, pad and nut, the eccentrically weighted shaft departing from this cam center position is provided with in described cam, straight-bar top is connected with cam activation by this eccentrically weighted shaft, described cam outer end is provided with the groove with handle nested arrangements, and described straight-bar bottom is provided with the external screw thread matched with nut inner thread;
Two sides on inside described back of the body framework are along installing at least 2 ear sheets respectively, and two sides on inside two side edges on inside described left arm-rest frame and right arm-rest frame are along being separately installed with at least 2 ear sheets, wherein: the straight-bar of described first coupling assembling runs through successively and passes through pad, the ear sheet of back of the body framework, the ear sheet of left arm-rest frame is connected with nut, the straight-bar of described second coupling assembling runs through successively and passes through pad, the ear sheet of back of the body framework, the ear sheet of right arm-rest frame is connected with nut, then by the handle grip moving cam upset of these coupling assemblings of upset, by eccentrically weighted shaft from being turned to away from gasket-end near gasket-end, drive straight-bar pull-up simultaneously, pad presses down, and tight ear sheet, achieve between left arm-rest frame and back of the body framework, being fixedly connected with between right arm-rest frame with back of the body framework.
As preferably, described pad end face is concave spherical, and tangent with cam outer face.
As preferably, described cam is spherical.
Compared with prior art, the beneficial effects of the utility model:
Syndeton of the present utility model is in the installation process being applied to seat, first be nested in the groove of cam by handle, then rotarily drive cam by handle to be rotated, the external screw thread of straight-bar bottom is rotated into the screw of nut, the tight thread realized between the internal thread of this nut and the external screw thread of this straight-bar is connected, and then overturn by upset handle grip moving cam, by eccentrically weighted shaft from being turned to away from gasket-end near gasket-end, drive pressing down and tight two pieces of ear sheets of straight-bar simultaneously, namely achieve the locking of seat;
This syndeton is in the unloading process being applied to seat, first be nested in the groove of cam by handle, then rotarily drive cam by handle to be rotated, the external thread rotary of straight-bar bottom is produced the screw of nut, realize being separated between the internal thread of this nut and the external screw thread of this straight-bar, by eccentrically weighted shaft from being turned near gasket-end away from gasket-end, drive the pull-up of straight-bar simultaneously, unclamp two pieces of ear sheets, namely the dismounting of seat is achieved, whole operating process is simple and do not need special operation tool, free-handly gets final product complete operation.
[accompanying drawing explanation]
Fig. 1 is structural blast figure between all parts of the present utility model;
Fig. 2 is the close-up schematic view in Fig. 1;
Fig. 3 is the overall structure schematic diagram of removable seat in the utility model;
Fig. 4 is the folding condition schematic diagram of coupling assembling in the utility model;
Fig. 5 is the locking state schematic diagram of coupling assembling in the utility model;
Reference numeral: right arm-rest frame 1, back of the body framework 2, support member 21, left arm-rest frame 3, seat frame frame 4, coupling assembling 5, cam 51, groove 511, eccentrically weighted shaft 512, handle 52, pad 53, ear sheet 54, straight-bar 55, ear sheet 56, nut 57.
[detailed description of the invention]
As shown in Fig. 1 ~ 5, the utility model provides the specific embodiment of a kind of arm-rest frame with the syndeton of back of the body framework, as shown in Fig. 1 or Fig. 3, arm-rest frame in the present embodiment comprises arm-rest frame with the syndeton of back of the body framework, carries on the back framework 2 and coupling assembling 5, described coupling assembling 5 comprises the first coupling assembling and the second coupling assembling, described arm-rest frame comprises left arm-rest frame 3 and right arm-rest frame 1, described left arm-rest frame 3 is fixedly connected with back of the body framework 2 by 2 the first coupling assemblings, and described right arm-rest frame 1 is fixedly connected with back of the body framework 2 by 2 the second coupling assemblings; As shown in Fig. 4 or Fig. 5, above-mentioned each coupling assembling 5 includes handle 52, cam 51, straight-bar 55, pad 53 and nut 57, the eccentrically weighted shaft 512 departing from this cam 51 center is provided with in described cam 51, straight-bar 55 top is flexibly connected with cam 51 by this eccentrically weighted shaft 512, described cam 51 outer end is provided with the groove 511 with handle 52 nested arrangements, and described straight-bar 55 bottom is provided with the external screw thread matched with nut 57 internal thread; Two sides on inside described back of the body framework 2 are along installing 2 ear sheets respectively, and two sides on inside two side edges on inside described left arm-rest frame 3 and right arm-rest frame 1 are along being separately installed with 2 ear sheets.
As shown in Figure 2, the straight-bar 55 of described first coupling assembling runs through by pad 53 successively, the ear sheet of back of the body framework 2, the ear sheet of left arm-rest frame 3 is connected with nut 57, the straight-bar 55 of described second coupling assembling runs through by pad 53 successively, the ear sheet of back of the body framework 2, the ear sheet of right arm-rest frame 1 is connected with nut 57, then moving cam 51 is with to overturn by the handle 52 of these coupling assemblings 5 of upset, by eccentrically weighted shaft 512 from being turned to away from gasket-end near gasket-end, drive straight-bar 55 pull-up simultaneously, pad 53 presses down, and tight ear sheet, achieve between left arm-rest frame 3 and back of the body framework 2, being fixedly connected with between right arm-rest frame 1 with back of the body framework 2.Wherein, described pad 53 end face is concave spherical, and tangent with cam 51 outer surface; Described cam 51 is in spherical.
As shown in Figure 5, by syndeton of the present utility model in the installation process being applied to this quick detach seat, first be nested in the groove 511 of cam 51 by handle 52, straight-bar 55 is run through by pad 53 successively simultaneously, ear sheet 54 and ear sheet 56, and extend to the screw outer end of nut 57, then rotarily drive cam 51 by handle 52 to be rotated, the external screw thread of straight-bar 55 bottom is rotated in the screw of nut 57, the tight thread realized between the internal thread of this nut 57 and the external screw thread of this straight-bar 55 is connected, and then be with moving cam 51 to overturn by upset handle 52, by eccentrically weighted shaft 512 from being turned to away from pad 53 end near pad 53 end, drive straight-bar 55 pull-up simultaneously, pad 53 presses down, and tight two pieces of ear sheets, namely the locking of this seat is achieved, as shown in Figure 4, this syndeton is in the unloading process being applied to seat, first be nested in the groove 511 of cam 51 by handle 52, then rotarily drive cam 51 by handle 52 to be rotated, the external thread rotary of straight-bar 55 bottom is produced the screw of nut 57, realize being separated between the internal thread of this nut 57 and the external screw thread of this straight-bar 55, by eccentrically weighted shaft 512 from being turned near pad 53 end away from pad 53 end, drive straight-bar 55 to press down simultaneously, pad 53 pull-up, unclamp two pieces of ear sheets, namely the dismounting of this seat is achieved, whole operating process is simple, and do not need special operation tool, free-handly get final product complete operation.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, anyly all belongs to protection domain of the present utility model to the scheme after the utility model simple transformation.
Claims (3)
1. an arm-rest frame and the syndeton of carrying on the back framework, it is characterized in that, comprise arm-rest frame, back of the body framework (2) and coupling assembling (5), described coupling assembling (5) comprises the first coupling assembling and the second coupling assembling, described arm-rest frame comprises left arm-rest frame (3) and right arm-rest frame (1), described left arm-rest frame (3) is fixedly connected with back of the body framework (2) by least 2 the first coupling assemblings, and described right arm-rest frame (1) is fixedly connected with back of the body framework (2) by least 2 the second coupling assemblings, wherein: above-mentioned each coupling assembling (5) includes handle (52), cam (51), straight-bar (55), pad (53) and nut (57), the eccentrically weighted shaft (512) departing from this cam (51) center is provided with in described cam (51), straight-bar (55) top is flexibly connected with cam (51) by this eccentrically weighted shaft (512), described cam (51) outer end is provided with the groove (511) with handle (52) nested arrangements, described straight-bar (55) bottom is provided with the external screw thread matched with nut (57) internal thread,
Two sides on described back of the body framework (2) inner side are along installing at least 2 ear sheets respectively, and two sides edges on two side edges on described left arm-rest frame (3) inner side and right arm-rest frame (1) inner side are separately installed with at least 2 ear sheets; Wherein: the straight-bar (55) of described first coupling assembling is run through successively and is connected with nut (57) by pad (53), the ear sheet of back of the body framework (2), the ear sheet of left arm-rest frame (3),
The straight-bar (55) of described second coupling assembling is run through successively and is connected with nut (57) by pad (53), the ear sheet of back of the body framework (2), the ear sheet of right arm-rest frame (1),
Then by handle (52) band moving cam (51) upset of these coupling assemblings of upset (5), by eccentrically weighted shaft (512) from being turned to away from gasket-end near gasket-end, drive straight-bar (55) pull-up simultaneously, pad (53) press down and tight ear sheet, achieve between left arm-rest frame (3) with back of the body framework (2), right arm-rest frame (1) with carry on the back being fixedly connected with between framework (2).
2., according to the syndeton of a kind of arm-rest frame described in claim 1 with back of the body framework, it is characterized in that, described pad (53) end face is concave spherical, and tangent with cam (51) outer surface.
3., according to the syndeton of a kind of arm-rest frame described in claim 2 with back of the body framework, it is characterized in that, described cam (51) is in spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520209259.7U CN204635651U (en) | 2015-04-09 | 2015-04-09 | A kind of arm-rest frame and the syndeton of carrying on the back framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520209259.7U CN204635651U (en) | 2015-04-09 | 2015-04-09 | A kind of arm-rest frame and the syndeton of carrying on the back framework |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204635651U true CN204635651U (en) | 2015-09-16 |
Family
ID=54088445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520209259.7U Expired - Fee Related CN204635651U (en) | 2015-04-09 | 2015-04-09 | A kind of arm-rest frame and the syndeton of carrying on the back framework |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204635651U (en) |
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2015
- 2015-04-09 CN CN201520209259.7U patent/CN204635651U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20190409 |
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| CF01 | Termination of patent right due to non-payment of annual fee |