CN201705768U - Connecting assembly of folding chair movable armrest - Google Patents
Connecting assembly of folding chair movable armrest Download PDFInfo
- Publication number
- CN201705768U CN201705768U CN2010202462036U CN201020246203U CN201705768U CN 201705768 U CN201705768 U CN 201705768U CN 2010202462036 U CN2010202462036 U CN 2010202462036U CN 201020246203 U CN201020246203 U CN 201020246203U CN 201705768 U CN201705768 U CN 201705768U
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- hole
- button
- groove
- clamping bar
- spring
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- Expired - Fee Related
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Abstract
The utility model provides a connecting assembly of a folding chair movable armrest, which relates to a component of a metal pipe folding chair. The connecting assembly comprises a body, a spring and a press button, wherein a first installing hole, a second installing hole and a groove are arranged on the body, the bottom surface of the groove is provided with a through hole which is penetrated through the second installing hole to reach the back surface of the lower part of the body, the back side of the lower end surface of the lower part of the body is provided with a lower screw hole, the inner surface of the press button is provided with an insertion block, the root part of the insertion block is provided with a clamping hole, the free end part of the insertion block is provided with a long circular position limiting hole, the press button and the spring are arranged in the groove of the body, the spring forwards props and pushes the press button, the insertion block of the press button is inserted in the through hole of the body, one position limiting screw is locked in the lower screw hole arranged at the lower part of the body and passes through the position limiting hole of the insertion block, a clamping connection rod is inserted and fixed on a front vertical rod, the upper part of the clamping connection rod is inserted in the second installing hole of the body, a clamping head of the clamping connection rod passes through the clamping hole of the insertion block of the press button, and the back edge of the clamping hole of the press button is clamped into the clamping connection groove of the clamping connecting rod.
Description
Technical field
The utility model relates to a kind of parts of metal tube foldable chair, particularly relates to a kind of.
Background technique
The connection part of existing foldable chair movable hand rail, as shown in Figure 1: the rear portion 11 ' of body 1 ' has first mounting hole 111 ' that extends forward, and the front end of handrail 5 is inserted and secured in first mounting hole 111 '.The bottom 12 ' of body 1 ' has upwardly extending second mounting hole 121 ', and insert in second mounting hole 121 ' upper end portion of a preceding vertical rod 6 ' of foldable chair.Have groove 13 ' on the leading flank of body 1 ', the bottom downside of this groove 13 ' has a via hole 14 ' that extends back, and this via hole 14 ' is communicated with second mounting hole 121 '.This via hole 14 ' is over against the jack 61 ' of preceding vertical rod 6 ' upper end portion.The top of this groove 13 ' is provided with a spring 2 '.A button 3 ' is located at the opening of this groove 13 ', and the internal surface at button 3 ' middle part 31 ' is established the middle part that lug is articulated in this groove 13 ', and the internal surface on button 3 ' top 32 ' withstands the free end of spring 2 '.The internal surface of button 3 ' bottom 33 ' is established the hinged inserted link 4 ' of lug, the free end 41 ' of this inserted link 4 ' passes the via hole 14 ' of body 1 ' backward and enters in the jack 62 ' of preceding vertical rod 6 ' upper end portion 61 ', and the handrail 5 and the upper end portion 61 ' of preceding vertical rod 6 ' are fixed together.
Press the button 3 ' top 32 ', spring 2 ' compression and inserted link 4 ' are mentioned forward, the jack 62 ' of vertical rod 6 ' upper end portion 61 ' before the free end 41 ' at inserted link 4 ' rear portion leaves.At this moment, can upwards dig handrail 5, the upper end portion 61 ' of vertical rod 6 ' is withdrawed from from second mounting hole 12 ' of body 1 ' before making.Foldable chair just can fold and receive and keep.
But, the connection part of this foldable chair movable hand rail also has following shortcoming: 1, during assembling, be subjected to the restriction of spring 2 ', be difficult in the via hole 14 ' of free end 41 ' the contraposition insertion body 1 ' that makes inserted link 4 ' when inserting hinging shaft on the 31 ' lug of button 3 ' middle part, installation time is long.2, if the jack 62 ' of preceding vertical rod 6 ' upper end portion 61 ' is done for a short time, during use, the free end 41 ' of inserted link 4 ' can not guarantee not have the effect of locking in the jack 62 ' of the preceding vertical rod 6 ' upper end portion 61 ' of contraposition insertion; If the jack 62 ' of preceding vertical rod 6 ' upper end portion 61 ' is done greatly, the free end 41 ' of inserted link 4 ' can rock in the jack 62 ' of preceding vertical rod 6 ' upper end portion 61 ', latching force is little, and the phenomenon of body vertical rod 6 ' upper end portion 61 ' before 1 ' the unexpected disengaging can take place in the use, and Security is low.
The model utility content
The utility model aims to provide a kind of connection part of foldable chair movable hand rail, and it is convenient to assembling and safety, reliable.
The technical solution of the utility model is: the connection part of foldable chair movable hand rail comprises body, spring and button; Establish first mounting hole, second mounting hole and groove on the body; Via hole is established in the bottom surface of this groove, and this via hole runs through the rear surface that second mounting hole arrives the body bottom; The lower end surface rear side of body bottom is set screw; The internal surface of button is established inserted block, and the root of this inserted block is established hole clipping, and the free end of this inserted block is established the long-round-shape spacing hole; Button and spring are located in the groove of body, and spring is the pushing tow button forward; The inserted block of button is inserted in the via hole of body, and stop screw is locked together in the following screw of body bottom and passes the spacing hole of inserted block; A clamping bar is inserted and secured in the preceding vertical rod, buckling groove and dop are established in the top of this clamping bar, the top of this clamping bar is inserted in second mounting hole of body, and the dop of this clamping bar passes the hole clipping of button inserted block, and the rear edge of button hole clipping snaps in the buckling groove of clamping bar.
In the structure of optimizing: pilot hole is established in the bottom surface of described groove, establishes guide pad on the button, and this guide pad is slidably inserted in the pilot hole of body recess bottom surface.Utilize guide pad to cooperate with pilot hole, spacing to the lengthwise position realization of button in body recess, make button moving in body recess to parallel mobile stably.This structure can prevent that the phenomenon of an end perk from appearring in button in the groove of body, can prevent that the button inserted block is by switch out.
In the structure of optimizing: the dop on described clamping bar top is hemisphere.When body leaves the clamping bar with handrail with camber line, the easiest second mounting hole that withdraws from body of hemispheric dop.When body is pressed to the clamping bar with handrail, the easiest hole clipping that enters second mounting hole of body and clamp-on the button inserted block of hemispheric dop.So hemispheric dop is all very smooth and easy when snapping in and withdraw from body, convenient user's operation.
The connection part of the utility model foldable chair movable hand rail utilizes stop screw to be locked together in the following screw of body bottom and passes the spacing hole of button inserted block, even spring pushing tow button forward, button can not be deviate from from the groove of body.In user mode, utilize the lateral thrust of spring, the hole clipping rear edge on the button inserted block is inserted in the buckling groove of clamping bar, handrail is fixed together through body, button, clamping bar and preceding vertical rod.When discharging, press the button backward, the rear edge of hole clipping withdraws from the buckling groove of clamping bar on length of spring compressed and the button inserted block, and the dop of clamping bar is the hole clipping of exit button inserted block and second mounting hole of body freely.The connection part of the utility model foldable chair movable hand rail adopts button inserted block and the clamping bar structure of clamping mutually, part is few and the contraposition relation is succinct, clear, during assembling, only need earlier spring to be placed in the body recess, again button is put into body recess and made the inserted block of button insert the via hole of body, at last stop screw is locked together in the following screw of body bottom and passes the spacing hole of button inserted block.So it is easy to assembling.Its body, button and clamping bar all are fit to adopt the plastics once-through, are easy to processing, and cost is low.It is in user mode, button inserted block and the clamping mutually of clamping bar, and latching force is big, the phenomenon of clamping bar in the vertical rod before can not taking place that body is unexpected and breaking away from, Security is good, and is reliable.
Description of drawings
Fig. 1 is the cross-sectional view of the connection part of existing foldable chair movable hand rail.
Fig. 2 is an embodiment's of connection part of the utility model foldable chair movable hand rail a perspective view.
Fig. 3 is the perspective view of body among Fig. 2 embodiment.
Fig. 4 is the structural representation of looking up of body among Fig. 2 embodiment.
Fig. 5 is the perspective view of button among Fig. 2 embodiment.
Fig. 6 is the structural representation of looking up of button among Fig. 2 embodiment.
Fig. 7 is two Fig. 2 embodiments are in user mode on foldable chair a perspective view.
Fig. 8 is the cross-sectional view of Fig. 2 embodiment in user mode.
Fig. 9 is the cross-sectional view of Fig. 2 embodiment in releasing state.
Figure 10 is that Fig. 2 embodiment is in user mode on foldable chair, and another Fig. 2 embodiment is in the perspective view of releasing state on foldable chair.
Embodiment
Stereochemical structure of optimizing embodiment of the connection part of the utility model foldable chair movable hand rail, as shown in Figure 2, it comprises body 1, spring 2, button 3, clamping bar 7 and stop screw 8.
Please referring to Fig. 3 and Fig. 4: the tobacco pipe of the back-off of body 1 likeness in form that plastics are made, the rear portion 11 of body 1 stretches out and has first mounting hole 111 that extends forward, and 11 downside has a upwardly extending rear bolt hole 112 at the rear portion.The bottom 12 of body 1 has upwardly extending second mounting hole 121.Have groove 13 on the leading flank of body 1, the bottom surface of these groove 13 bottoms has a via hole that extends back 14, and this via hole 14 runs through the rear surface that second mounting hole 121 arrives body 1 bottom 12.The bottom surface at these groove 13 middle parts is provided with a salient point 15 that extends forward, so that the fixed end of mounting spring 2.The bottom surface on these groove 13 tops has a rectangle pilot hole 16 that extends back.The lower end surface rear side of body 1 bottom 12 is provided with a upwardly extending screw 17 down, so that stop screw 8 is installed.
Please referring to Fig. 5 and Fig. 6: the button 3 that plastics are made, the internal surface on its top are established the rectangle guide pad 31 that extends back.The internal surface at button 3 middle parts is established recess 32, so that entangle the free end of spring 2.The internal surface of button 3 bottoms extends back an inserted block 33, and the root of inserted block 33 has a bigger hole clipping 331, and the free end of inserted block 33 has a long-round-shape spacing hole 332 that extends back.
Please referring to Fig. 2: the clamping bar 7 that plastics are made is columniform quarter butt, and its diameter is slightly less than the diameter of preceding vertical rod 6 endoporus of foldable chair.The upper end portion of clamping bar 7 has an annular snap access slot 71, makes the upper end of clamping bar 7 form hemispheric dop 72.The sectional dimension of dop 72 is slightly less than the size of hole clipping 331 on button 3 inserted blocks 33.
Two present embodiments are in the stereochemical structure of user mode on foldable chair, please referring to Fig. 7.The front end of foldable chair and arranged on left and right sides handrail 5 is respectively installed a present embodiment.Each present embodiment connects the upper end portion 61 of the preceding vertical rod 6 of foldable chair respective side respectively.
Now the present embodiment with the foldable chair right side is an example, and the annexation of present embodiment and handrail 5 and preceding vertical rod 6 is described when being in user mode on foldable chair.
Please referring to Fig. 8.The present embodiment assembly structure is: button 3 and spring 2 are located in the groove 13 of body 1, and the fixed end of spring 2 is enclosed within on the salient point 15 of groove 13 bottom surfaces, and the free end of spring 2 is inserted in the recess 32 of button 3 internal surfaces.The guide pad 31 of button 3 is slidably inserted in the pilot hole 16 of body 1 groove 13 bottom surfaces.The inserted block 33 of button 3 is inserted in the via hole 14 of body 1.Stop screw 8 is locked together in the following screw 17 of body 1 bottom 12 and passes the spacing hole 332 of button 3 inserted blocks 33.Spring 2 is pushing tow button 3 forward, but stop screw 8 limit button 3 can not be deviate from from the groove 13 of body 1.
The front end 51 of handrail 5 inserts in first mounting hole 111 of body 1; The rear bolt hole 112 that screw 9 passes body 1 rear portion 11 is locked the front end 51 of handrail 5, and the front end 51 of handrail 5 is fixed in first mounting hole 111 of body 1.Clamping bar 7 is inserted and secured on the upper end portion 61 of the preceding vertical rod 6 of foldable chair, and the top of clamping bar 7 and buckling groove 71 and dop 72 are exposed at outside the upper end portion 61 of preceding vertical rod 6.The top of clamping bar 7 and buckling groove 71 and dop 72 are inserted in second mounting hole 121 of body 1.The dop 72 of clamping bar 7 passes the hole clipping 331 of button 3 inserted blocks 33, and the rear edge of button 3 hole clippings 331 snaps in the buckling groove 71 of clamping bar 7, and the front end 51 of handrail 5 is fixed together with the upper end portion 61 of preceding vertical rod 6 through body 1, button 3, clamping bar 7.
Please referring to Fig. 9: press the button 3 backward, button 3 enters groove 13 depths of body 1, the inserted block 33 of spring 2 compressions and button 3 moves backward, and the rear edge of button 3 hole clippings 331 withdraws from the buckling groove 71 of clamping bar 7, and the dop 72 of clamping bar 7 is the hole clipping 331 of exit button 3 inserted blocks 33 freely.At this moment, can upwards hold up the front end 51 of handrail 5, make handrail 5 around hinging shaft 52 rotations of end thereafter, the dop 72 of clamping bar 7 withdraws from from second mounting hole 12 of body 1 in the upper end portion 61 of preceding vertical rod 6.Please referring to Figure 10, present embodiment raise with handrail 5 and with the upper end portion 61 of preceding vertical rod 6 in clamping bar 7 be separated.After this release-push 3, and the restoring force of spring 2 will make button 3 get back to the edge of the groove 13 of body 1.
All with after clamping bar 7 in the upper end portion 61 of preceding vertical rod 6 separates, foldable chair just can fold and receive and keep the present embodiment of the front end 51 of foldable chair and arranged on left and right sides handrail 5.
The above only is the utility model preferred embodiment, does not limit the scope that the utility model is implemented with this, and the equivalence of doing according to the technical solution of the utility model and description changes and modification, all should belong to the scope that the utility model is contained.
Claims (3)
1. the connection part of foldable chair movable hand rail comprises body, spring and button; Establish first mounting hole, second mounting hole and groove on the body; It is characterized in that: via hole is established in the bottom surface of this groove, and this via hole runs through the rear surface that second mounting hole arrives the body bottom; The lower end surface rear side of body bottom is set screw; The internal surface of button is established inserted block, and the root of this inserted block is established hole clipping, and the free end of this inserted block is established the long-round-shape spacing hole; Button and spring are located in the groove of body, and spring is the pushing tow button forward; The inserted block of button is inserted in the via hole of body, and stop screw is locked together in the following screw of body bottom and passes the spacing hole of inserted block; A clamping bar is inserted and secured in the preceding vertical rod, buckling groove and dop are established in the top of this clamping bar, the top of this clamping bar is inserted in second mounting hole of body, and the dop of this clamping bar passes the hole clipping of button inserted block, and the rear edge of button hole clipping snaps in the buckling groove of clamping bar.
2. the connection part of foldable chair movable hand rail according to claim 1 is characterized in that: pilot hole is established in the bottom surface of described groove, establishes guide pad on the button, and this guide pad is slidably inserted in the pilot hole of body recess bottom surface.
3. the connection part of foldable chair movable hand rail according to claim 1 and 2 is characterized in that: the dop on described clamping bar top is hemisphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202462036U CN201705768U (en) | 2010-07-02 | 2010-07-02 | Connecting assembly of folding chair movable armrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202462036U CN201705768U (en) | 2010-07-02 | 2010-07-02 | Connecting assembly of folding chair movable armrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201705768U true CN201705768U (en) | 2011-01-12 |
Family
ID=43442924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202462036U Expired - Fee Related CN201705768U (en) | 2010-07-02 | 2010-07-02 | Connecting assembly of folding chair movable armrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201705768U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104127063A (en) * | 2014-08-06 | 2014-11-05 | 浙江多迪斯泰保健器材有限公司 | Portable detachable massage chair |
| CN104287935A (en) * | 2014-10-16 | 2015-01-21 | 浙江多迪斯泰保健器材有限公司 | Multifunctional massage chair convenient to assemble and disassemble |
| WO2016023371A1 (en) * | 2014-08-12 | 2016-02-18 | 孙本龙 | Locking mechanism for folding chair steel tube |
| CN112747069A (en) * | 2020-12-31 | 2021-05-04 | 镇江仕德汽车零部件有限公司 | Hydraulic suspension runner plate for automobile damping system |
-
2010
- 2010-07-02 CN CN2010202462036U patent/CN201705768U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104127063A (en) * | 2014-08-06 | 2014-11-05 | 浙江多迪斯泰保健器材有限公司 | Portable detachable massage chair |
| CN104127063B (en) * | 2014-08-06 | 2016-06-29 | 浙江多迪斯泰保健器材有限公司 | Portable dismounting massage armchair |
| WO2016023371A1 (en) * | 2014-08-12 | 2016-02-18 | 孙本龙 | Locking mechanism for folding chair steel tube |
| CN104287935A (en) * | 2014-10-16 | 2015-01-21 | 浙江多迪斯泰保健器材有限公司 | Multifunctional massage chair convenient to assemble and disassemble |
| CN104287935B (en) * | 2014-10-16 | 2016-03-30 | 浙江多迪斯泰保健器材有限公司 | Portable multifunctional dismounting massage armchair |
| CN112747069A (en) * | 2020-12-31 | 2021-05-04 | 镇江仕德汽车零部件有限公司 | Hydraulic suspension runner plate for automobile damping system |
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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: 20110112 Termination date: 20160702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |