CN206678844U - Chair headrest guide pin bushing - Google Patents
Chair headrest guide pin bushing Download PDFInfo
- Publication number
- CN206678844U CN206678844U CN201720493081.2U CN201720493081U CN206678844U CN 206678844 U CN206678844 U CN 206678844U CN 201720493081 U CN201720493081 U CN 201720493081U CN 206678844 U CN206678844 U CN 206678844U
- Authority
- CN
- China
- Prior art keywords
- headrest guide
- unblock button
- guide sleeve
- sleeve body
- pin bushing
- 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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- Seats For Vehicles (AREA)
Abstract
The utility model discloses a kind of chair headrest guide pin bushing, the chair headrest guide pin bushing includes：Unblock button component, wedge-shaped boss is provided with the bottom surface of unblock button component；Headrest guide sleeve body, storage tank is provided with headrest guide sleeve body, rectangular opening is provided with the bottom surface of storage tank, in storage tank on unblock button modular connector to headrest guide sleeve body, wedge-shaped boss on unblock button component can be snapped onto in the rectangular opening on headrest guide sleeve body, to prevent unblock button component from departing from from headrest guide sleeve body；Spring, spring are arranged between unblock button component and headrest guide sleeve body, to ensure the return after the pressing of unblock button component.Chair headrest guide pin bushing of the present utility model employs new unblock button, eliminates the position-limitting pin in original structure, reduces number of parts, product structure and assembly technology are simplified, meanwhile, the spacing card in original structure is instead of with spacing card article, simplify structure, reduce weight, reduce cost.
Description
Technical field
It the utility model is related to the manufacture process technology of auto parts and components, more particularly to a kind of novel seat rest guide pin bushing.
Background technology
Automotive seat safety headrest is also known as headrest, is to improve one kind that vehicle ride comfort and security are set
Servicing unit.Automobile safety headrest be divided into it is fixed and movable two kinds, wherein, in movable headrest, rest the head on latch and seat
The junction of chair back skeleton would generally be provided with headrest guide sleeve.
As shown in Figures 1 to 8, it illustrates a kind of existing chair headrest guide pin bushing.As depicted in figs. 1 and 2, the seat head
Pillow guide pin bushing includes headrest guide sleeve body 1, the unblock button component 2 for unblock, the spacer pin for preventing unblock button component from ejecting
Nail 3 and the spring 4 for making unblock button component return.Wherein, as shown in Figure 3 and Figure 4, the unblock button component 2 is pressed including unblock
Button 21 and Metallic card 22, Metallic card 22 are combined together by insert injection moulding and unblock button 21.
As shown in Figure 5 and Figure 6, the assembly method of the chair headrest guide pin bushing is：Spring 4 is initially charged with headrest guide sleeve body 1
Kong Zhong, then in the groove of the insertion headrest guide sleeve of unblock button component 2 body 1, position is maintained, position-limitting pin 3 is sold headrest and led
The correspondence position of body 1 is covered, also cross the aperture on Metallic card 22, thus, unblock button component 2 just can only be certain
Position is moved, and can not be extracted.
As shown in Figure 7 and Figure 8, the fit system of the chair headrest guide pin bushing and latch of resting the head on is：Unblock button 21 and metal
Card 22 moves right in the presence of spring 4, when latch 5 of resting the head on is inserted as in headrest guide sleeve, unblock button 21 and metal card
Piece 22 is moved to the left by the effect of headrest latch 5, and when resting the head on, latch 5 falls on shift position, the breach pair just rested the head on latch 5
During metalloid card 22, Metallic card 22 is upspring under the action of the spring lives headrest latch 5 position surely.Rested the head on when needing adjustment again
, it is necessary to pin unblock button 21 during the upper-lower position of latch 5, Metallic card 22 is set to move right, now adjustable headrest latch 5
Upper-lower position, unclamp unblock button 21, Metallic card 22 be caught in the presence of spring 4 headrest latch 5 breach in, headrest
Upper-lower position adjustment finishes.
Above-mentioned chair headrest guide pin bushing generally existing problems with：1) structure is more complicated, and Metallic card passes through position-limitting pin control
Position processed, it is higher to the status requirement of position-limitting pin, it may cause headrest guide sleeve can not normal work as position is improper；2) it is spacing
Pin pin to headrest guide sleeve body on after, headrest guide sleeve top can see the end of position-limitting pin, poor appearance.
Utility model content
The purpose of this utility model is to provide a kind of chair headrest guide pin bushing, to simplify design of part, reduces weight, lifting is outer
See.
The utility model provides a kind of chair headrest guide pin bushing, wherein, including：
Unblock button component, wedge-shaped boss is provided with the bottom surface of unblock button component；
Headrest guide sleeve body, storage tank is provided with headrest guide sleeve body, rectangular opening is provided with the bottom surface of storage tank, solve
Lock button assembly is plugged into the storage tank on headrest guide sleeve body, and the wedge-shaped boss on unblock button component can snap onto headrest
In rectangular opening in guide sleeve body, to prevent unblock button component from departing from from headrest guide sleeve body；
Spring, spring are arranged between unblock button component and headrest guide sleeve body, to ensure that unblock button component presses
Return afterwards.
Chair headrest guide pin bushing as described above, these, it is preferred to, unblock button component includes unblock button and limiting card
Bar, spacing card article are plugged in unblock button, can be with the mutual clamping of breach on headrest latch.
Chair headrest guide pin bushing as described above, these, it is preferred to, the first spliced eye is provided with unblock button, it is spacing
Card article is plugged on the edge of the first spliced eye, and the second spliced eye is provided with headrest guide sleeve body, and resting the head on, latch is pluggable to be arrived
The first spliced eye in unblock button with the second spliced eye on headrest guide sleeve body, and with the limit of the first spliced eye edge
The position mutual clamping of card article.
Chair headrest guide pin bushing as described above, these, it is preferred to, wedge-shaped boss is arranged in unblock button close to outer end
On the bottom surface in portion, spacing card article is arranged in unblock button close to the opening position of inner end.
Chair headrest guide pin bushing as described above, these, it is preferred to, cylinder boss is provided with unblock button, cylinder is convex
Platform Self-unlocking button is extended towards headrest guide sleeve body, and the opening position on headrest guide sleeve body corresponding to cylinder boss is set
There is cylindrical hole, one end of spring is set on the cylinder boss of unblock button, and the other end is plugged into the cylinder of headrest guide sleeve body
Kong Zhong.
Chair headrest guide pin bushing of the present utility model has advantages below：1) position-limitting pin in original structure is eliminated, is reduced
Number of parts, simplifies product structure and assembly technology；2) spacing card in original structure is instead of with spacing card article, is simplified
Structure, weight is reduced, reduce cost；3) band cylinder boss is easy to spring to position.
Brief description of the drawings
Fig. 1 is the structural representation of existing chair headrest guide pin bushing；
Fig. 2 is Fig. 1 fragmentary, perspective view；
Fig. 3 is the structural representation of the unblock button component in Fig. 1；
Fig. 4 is the exploded view of the unblock button component in Fig. 1；
Fig. 5 is the exploded view one of the chair headrest guide pin bushing in Fig. 1；
Fig. 6 is the exploded view two of the chair headrest guide pin bushing in Fig. 1；
Fig. 7 is the structural representation of existing headrest latch；
Fig. 8 is the assembling schematic diagram of existing chair headrest guide pin bushing and latch of resting the head on；
Fig. 9 is the structural representation for the chair headrest guide pin bushing that the utility model embodiment provides；
Figure 10 is the perspective view of the chair headrest guide pin bushing in Fig. 9；
Figure 11 is the structural representation of the unblock button component in Fig. 9；
Figure 12 is the exploded view of the unblock button component in Fig. 9；
Figure 13 is the exploded view one of the chair headrest guide pin bushing in Fig. 9；
Figure 14 is the exploded view two of the chair headrest guide pin bushing in Fig. 9；
Figure 15 is the partial sectional view of the chair headrest guide pin bushing in Fig. 9.
Description of reference numerals：
1- headrest guide sleeve body 2- unblock button component 3- position-limitting pin 4- springs 5- headrest latch 11- storage tanks
Spacing the first spliced eyes of the card article 24- 25- of 12- rectangular openings 13- the second spliced eye 21- unblock button 22- Metallic cards 23-
Wedge-shaped boss 26- cylinder boss
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
Fig. 9 is the structural representation for the chair headrest guide pin bushing that the utility model embodiment provides；Figure 10 is the seat in Fig. 9
The perspective view of headrest guide sleeve；Figure 11 is the structural representation of the unblock button component in Fig. 9；Figure 12 is the unblock button in Fig. 9
The exploded view of component；Figure 13 is the exploded view one of the chair headrest guide pin bushing in Fig. 9；Figure 14 is the chair headrest guide pin bushing in Fig. 9
Exploded view two；Figure 15 is the partial sectional view of the chair headrest guide pin bushing in Fig. 9.
As shown in Fig. 9 to Figure 15, chair headrest guide pin bushing of the present utility model includes headrest guide sleeve body 1, unblock button group
Part 2 and spring 4, wherein, wedge-shaped boss 25 is provided with the bottom surface of unblock button component 2, appearance is provided with headrest guide sleeve body 1
Groove 11 is put, rectangular opening 12 is provided with the bottom surface of storage tank 11, unblock button component 2 is plugged into the appearance on headrest guide sleeve body 1
To put in groove 11, the wedge-shaped boss 25 on unblock button component 2 can be snapped onto in the rectangular opening 12 on headrest guide sleeve body 1, to prevent
Only unblock button component departs from from headrest guide sleeve body, spring 4 be arranged on unblock button component 2 and headrest guide sleeve body 1 it
Between, to ensure the return after the pressing of unblock button component.
When thus, in the unblock button component press-in headrest guide sleeve body in the utility model, on unblock button component
Wedge-shaped boss is by deforming in the rectangular opening being pressed on headrest guide sleeve body, the wedge-shaped boss after assembling on unblock button component
Unblock button component can be prevented to be ejected.
Further, as is illustrated by figs. 11 and 12, unblock button component 2 includes unblock button 21 and spacing card article 23, spacing
Card article 23 is plugged in unblock button 21, can be with the mutual clamping of breach on headrest latch 5.These, it is preferred to wedge-shaped boss
25 are arranged in unblock button 21 on the bottom surface of outer end, and spacing card article 23 is arranged in unblock button 21 close to inner end
Opening position.
Specifically, the first spliced eye 24 is provided with unblock button 21, spacing card article 23 is plugged on the first spliced eye 24
Edge, be provided with the second spliced eye 13 on headrest guide sleeve body 1, headrest latch 5 it is pluggable in unblock button 21 the
One spliced eye 24 with the second spliced eye 13 on headrest guide sleeve body 1, and with the spacing card article of the edge of the first spliced eye 24
23 mutual clampings.These, it is preferred to the spacing card article 23 assembled in unblock button 21 is metal material, spacing card article 23 with
Hole in unblock button 21 is interference fit.
Further, cylinder boss 26 is provided with unblock button 21, wherein, the Self-unlocking button 21 of cylinder boss 26 is towards head
Rest the head on guide sleeve body 1 to be extended, the opening position on headrest guide sleeve body 1 corresponding to cylinder boss 26 is provided with cylindrical hole (in figure
Do not show), one end of spring 4 is set on the cylinder boss 26 of unblock button 21, and the other end is plugged into the circle of headrest guide sleeve body 1
In post holes.
Chair headrest guide pin bushing of the present utility model employs new unblock button, eliminates the position-limitting pin in original structure,
Reduce number of parts, simplify product structure and assembly technology, meanwhile, the limiting card in original structure is instead of with spacing card article
Piece, simplify structure, reduce weight, reduce cost.
Construction, feature and action effect of the present utility model is described in detail according to the embodiment shown in schema above, with
Upper described is only preferred embodiment of the present utility model, but the utility model is to limit practical range shown in drawing, it is every according to
According to the made change of conception of the present utility model, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and figure
, all should be in the scope of protection of the utility model when showing covered spirit.
Claims (5)
- A kind of 1. chair headrest guide pin bushing, it is characterised in that including：Unblock button component, wedge-shaped boss is provided with the bottom surface of unblock button component；Headrest guide sleeve body, storage tank is provided with headrest guide sleeve body, rectangular opening is provided with the bottom surface of storage tank, unblock is pressed Button component is plugged into the storage tank on headrest guide sleeve body, and the wedge-shaped boss on unblock button component can snap onto headrest guide sleeve In rectangular opening on body, to prevent unblock button component from departing from from headrest guide sleeve body；Spring, spring are arranged between unblock button component and headrest guide sleeve body, after ensureing the pressing of unblock button component Return.
- 2. chair headrest guide pin bushing according to claim 1, it is characterised in that unblock button component includes unblock button and limit Position card article, spacing card article are plugged in unblock button, can be with the mutual clamping of breach on headrest latch.
- 3. chair headrest guide pin bushing according to claim 2, it is characterised in that the first spliced eye is provided with unblock button, Spacing card article is plugged on the edge of the first spliced eye, and the second spliced eye is provided with headrest guide sleeve body, and headrest latch can be inserted Be connected in the second spliced eye on the first spliced eye in unblock button and headrest guide sleeve body, and with the first spliced eye edge The mutual clamping of spacing card article.
- 4. chair headrest guide pin bushing according to claim 3, it is characterised in that wedge-shaped boss is arranged on close in unblock button On the bottom surface of outer end, spacing card article is arranged in unblock button close to the opening position of inner end.
- 5. chair headrest guide pin bushing according to claim 2, it is characterised in that cylinder boss is provided with unblock button, circle Post boss Self-unlocking button is extended towards headrest guide sleeve body, and the opening position of cylinder boss is corresponded on headrest guide sleeve body Cylindrical hole is provided with, one end of spring is set on the cylinder boss of unblock button, and the other end is plugged into headrest guide sleeve body In cylindrical hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720493081.2U CN206678844U (en) | 2017-05-05 | 2017-05-05 | Chair headrest guide pin bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720493081.2U CN206678844U (en) | 2017-05-05 | 2017-05-05 | Chair headrest guide pin bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206678844U true CN206678844U (en) | 2017-11-28 |
Family
ID=60406864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720493081.2U Expired - Fee Related CN206678844U (en) | 2017-05-05 | 2017-05-05 | Chair headrest guide pin bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206678844U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561869A (en) * | 2021-08-16 | 2021-10-29 | 无锡市东博汽车新能源科技有限公司 | Headrest adjusting mechanism of automobile seat |
| CN113729379A (en) * | 2021-08-28 | 2021-12-03 | 嘉兴兆丰塑业股份有限公司 | Multifunctional luggage pull rod and production process thereof |
-
2017
- 2017-05-05 CN CN201720493081.2U patent/CN206678844U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113561869A (en) * | 2021-08-16 | 2021-10-29 | 无锡市东博汽车新能源科技有限公司 | Headrest adjusting mechanism of automobile seat |
| CN113729379A (en) * | 2021-08-28 | 2021-12-03 | 嘉兴兆丰塑业股份有限公司 | Multifunctional luggage pull rod and production process thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171128 Termination date: 20200505 |