CN206690928U - The adjustment latching device of headrest - Google Patents
The adjustment latching device of headrest Download PDFInfo
- Publication number
- CN206690928U CN206690928U CN201720281851.7U CN201720281851U CN206690928U CN 206690928 U CN206690928 U CN 206690928U CN 201720281851 U CN201720281851 U CN 201720281851U CN 206690928 U CN206690928 U CN 206690928U
- Authority
- CN
- China
- Prior art keywords
- screen post
- rack body
- shaft
- adjustment
- groove
- 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.)
- Withdrawn - After Issue
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
A kind of adjustment latching device of headrest, including adjusting latch fitting support, screen post, return spring, rotary shaft and return tumbler, the regulation latch fitting support includes rack body and boss, the boss is located at the front side of the rack body and is vertically arranged at middle part, the front end of the boss is fixedly connected through the bar-shaped trough of backrest with head rest, the top of the leading flank of the rack body is provided with screen post mounting groove along left and right directions, spring mounting hole is additionally provided with the rack body, the spring mounting hole connects with the middle part of the screen post mounting groove, the trailing flank of the boss is provided with fluting on position corresponding with screen post mounting groove, the fluting, which connects with the screen post mounting groove and forms screen post, slides back and forth groove, what the screen post can slide back and forth slides back and forth in groove installed in screen post.The utility model provides the adjustment latching device of a kind of rapid operation, convenient headrest.
Description
Technical field
Seat is the utility model is related to, more particularly, to a kind of adjustment latching device of headrest.
Background technology
The height regulation of head rest was resisted attacker's mode stubbornly using compression spring and carried out in the past, there is a drawback at two, and first, press
The dynamics that the complete armrest of dynamics of contracting spring refers to is adjusted, and strength of adjustment is excessive, and the direction of power is horizontal；Second,
Head rest regulation is vertical adjustment up and down, before finger buckle itself moves compression spring just very laborious and power direction is transverse direction
Afterwards, dynamics also is carried out into vertical adjustment now namely to adjust up and down, in the direction of the force with being not conform to very much in operation
Reason, assembly relation is simple but design is unreasonable, it is impossible to which monomer is tested, and assembling is difficult, after the completion of only being assembled with integral support
Aptitude test, do not reach the operation of hommization, it is also more complicated.
The content of the invention
The defects of laborious is operated in order to overcome existing head rest adjusting apparatus to exist, the utility model provides a kind of operation and saved
The adjustment latching device of power, convenient headrest.
Technical scheme is used by the utility model solves its technical problem：
A kind of adjustment latching device of headrest, including head rest, the head rest are located at the front side of backrest, the seat
The middle part of chair back is vertically provided with bar-shaped trough, and tooth-shape structure, the tooth-shape structure are arranged with left and right sides of the bar-shaped trough
Including double wedge and groove, the adjustment latching device also includes regulation latch fitting support, screen post, return spring, rotary shaft and returned
Position tumbler, the regulation latch fitting support include rack body and boss, and the boss is located at the front side of the rack body simultaneously
It is vertically arranged at middle part, the front end of the boss is fixedly connected through the bar-shaped trough of backrest with head rest, the rack body
The top of leading flank be provided with screen post mounting groove along left and right directions, spring mounting hole, institute are additionally provided with the rack body
The middle part that spring mounting hole is stated with the screen post mounting groove connects, and the trailing flank of the boss is corresponding with screen post mounting groove
Position on be provided with fluting, the fluting, which connects with the screen post mounting groove and forms screen post, slides back and forth groove, the card
What position post can slide back and forth slides back and forth in groove installed in screen post；
The return tumbler includes a pair of alar parts, hand dials portion and shaft, the shaft or so lateral arrangement, a pair
Alar part interval is vertically arranged on shaft, and the hand dials portion and is located at below alar part and is arranged on the rear side of shaft, described
Shaft is rotatably arranged on the middle part of rack body by the rotary shaft, and the alar part is sickleshaped and its upper-end front
It is provided with tilted slotted hole；
What the upper end of the alar part can move forward and backward passes through rack body, and the hand dials portion and is located at the rear side of rack body simultaneously
Extend back, the left end right-to-left of the screen post sequentially passes through tilted slotted hole on the alar part on shaft on the right side, screens
Post slide back and forth groove, the side that keeps left on shaft alar part on tilted slotted hole；
The return spring is arranged in spring mounting hole, and the rear end of the return spring is contacted on rack body, institute
The front end for stating return spring is contacted on rear side of the middle part of screen post, and the screen post is connected in the groove of tooth-shape structure.
Further, the adjustment latching device also includes rotating spanner and adjustment snap lid, and the rotating spanner is located at institute
The rear of rack body is stated, the adjustment snap lid, which is fixed, to be snapped onto on the rear side of the rack body, the rotating spanner bag
Include curved portions convex backward and pull glove portion, strip hole is provided with the middle part of the curved portions of the rotating spanner, it is described to pull glove portion
Front end through the strip hole and in the strip hole, the hand of the return tumbler dials portion and penetrates spanner set from A-P
In portion；
The deep-slotted chip breaker to match consistent with the curved portions shape of rotating spanner is provided with the middle part of the front side of the adjustment snap lid,
The movable span that passes through and can pull up and down for pulling glove portion, the curved portions of the rotating spanner are provided with the middle part of the deep-slotted chip breaker
It is bonded with the deep-slotted chip breaker, the glove portion of pulling passes the movable span from A-P.
Further, the left and right ends of the screen post are respectively equipped with annular slot, the annular snap of the screen post left end
Groove is located at the left side of the alar part for the side that kept left on shaft, and the annular slot of the screen post right-hand member is located on shaft on the right side
The right side of alar part；The left and right ends of the rotary shaft are respectively equipped with rotary shaft annular slot, the annular snap of the rotary shaft left end
Groove is located at the left side of rack body, and the annular slot of the rotary shaft right-hand member is located at the right side of rack body；The annular slot
It is interior to be provided with E type snap rings.
Further, the movable span is provided with U-shaped limiting plate in the rear side of adjustment snap lid.
The beneficial effects of the utility model are mainly manifested in：Rapid operation, conveniently.
Brief description of the drawings
Fig. 1 is explosive view of the present utility model.
Fig. 2 is the installation diagram for adjusting latching device and backrest.
Fig. 3 is schematic diagram of Fig. 2 head rest under adjustable state.
Fig. 4 is the schematic diagram of Fig. 2 head rest in the locked condition.
Fig. 5 is installation diagram of the screen post with the tooth-shape structure on backrest under adjustable state.
Fig. 6 is schematic diagrames of the Fig. 5 after adjustment snap lid is removed.
Fig. 7 is the profile of Fig. 5 right view.
Fig. 8 is the installation diagram of screen post with the tooth-shape structure on backrest in the locked condition.
Fig. 9 is schematic diagrames of the Fig. 8 after adjustment snap lid is removed.
Figure 10 is the profile of Fig. 8 right view.
Figure 11 is regulation latch fitting support and assembling schematic diagram of the return tumbler under adjustable state.
Figure 12 is Figure 11 front view.
Figure 13 is Figure 11 rearview.
Figure 14 is Figure 11 right view.
Figure 15 is regulation latch fitting support and the assembling schematic diagram of return tumbler in the locked condition.
Figure 16 is Figure 15 front view.
Figure 17 is Figure 15 rearview.
Figure 18 is Figure 15 right view.
Figure 19 is Fig. 5 exploded view.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
1~Figure 19 of reference picture, a kind of adjustment latching device 3 of headrest, including head rest 1, the head rest 1 are located at seat
The front side of backrest 2, the middle part of the backrest 2 are vertically provided with bar-shaped trough 21, and the left and right sides of the bar-shaped trough 21 is symmetrically set
Have a tooth-shape structure, the tooth-shape structure includes double wedge and groove, the adjustment latching device 3 also include regulation latch fitting support 31,
Screen post 32, return spring 33, rotary shaft 34 and return tumbler 35, the regulation latch fitting support 31 include rack body and convex
Platform, the boss are located at the front side of the rack body and are vertically arranged at middle part, and the front end of the boss passes through backrest 2
Bar-shaped trough 21 be fixedly connected with head rest 1, the top of the leading flank of the rack body is provided with screen post peace along left and right directions
Tankage 311, spring mounting hole, the spring mounting hole and the screen post mounting groove 311 are additionally provided with the rack body
Middle part connects, and the trailing flank of the boss is provided with fluting 312, the fluting 312 on position corresponding with screen post mounting groove
Connected with the screen post mounting groove and form screen post and slide back and forth groove, what the screen post 32 can slide back and forth is arranged on card
Position post is slid back and forth in groove；
The return tumbler 35 includes a pair of alar parts, hand dials portion and shaft, the shaft or so lateral arrangement, and one
Alar part interval is vertically arranged on shaft, the hand dials portion and is located at below alar part and is arranged on the rear side of shaft, institute
The middle part that shaft is rotatably arranged on rack body by the rotary shaft is stated, before the alar part is sickleshaped and its upper end
Portion is provided with tilted slotted hole 351；
What the upper end of the alar part can move forward and backward passes through rack body, and the hand dials portion and is located at the rear side of rack body simultaneously
Extend back, the left end right-to-left of the screen post sequentially passes through tilted slotted hole on the alar part on shaft on the right side, screens
Post slide back and forth groove, the side that keeps left on shaft alar part on tilted slotted hole；
The return spring 33 is arranged in spring mounting hole, and the rear end of the return spring 33 is contacted in rack body
On, the front end of the return spring 33 is contacted on rear side of the middle part of screen post 32, and the screen post 32 is connected to tooth-shape structure
Groove in.
Further, the adjustment latching device also includes rotating spanner 36 and adjustment snap lid 37, the rotating spanner 36
Positioned at the rear of the rack body, the adjustment snap lid 37, which is fixed, to be snapped onto on the rear side of the rack body, described turn
Wrench 36 includes curved portions convex backward and pulls glove portion, and strip hole is provided with the middle part of the curved portions of the rotating spanner 36,
Through the strip hole and in strip hole, the hand of the return tumbler 35 dials portion before for the front end for pulling glove portion
Penetrate and pulled in glove portion after；
The arc to match consistent with the curved portions shape of rotating spanner is provided with the middle part of the front side of the adjustment snap lid 37
Groove, the movable span that passes through and can pull up and down for pulling glove portion is provided with the middle part of the deep-slotted chip breaker, the rotating spanner 36
Curved portions are bonded with the deep-slotted chip breaker, and the glove portion of pulling passes the movable span from A-P.
Further, the left and right ends of the screen post 32 are respectively equipped with annular slot, the annular of the screen post left end
Neck is located at the left side of the alar part for the side that kept left on shaft, and the annular slot of the screen post right-hand member is located on shaft on the right side
Alar part right side；The left and right ends of the rotary shaft are respectively equipped with rotary shaft annular slot, the annular of the rotary shaft left end
Neck is located at the left side of rack body, and the annular slot of the rotary shaft right-hand member is located at the right side of rack body；The annular snap
E types snap ring 38 is provided with groove.
Further, the movable span is provided with U-shaped limiting plate in the rear side of adjustment snap lid 37.
In the present embodiment, the E types snap ring in screen post 32 is used for alar part thereon spacing, the E type cards in rotary shaft 34
It is spacing that ring is used for rotary shaft.
As shown in figure 16, the 11 head rest fixing hole to be leaned on for gland.
The course of work of the present utility model is：Under original state, screen post 32 is connected to tooth-shape structure on the seat chair back 2
In groove, when the glove portion of pulling for pulling rotating spanner 36 downwards, drive the hand on return tumbler 35 to dial portion and rotate downwardly together,
At the same time, a pair of alar parts just rotate backward, so as to drive screen post 32 to slide to screen post mounting groove 311 from fluting 312, and then
So that screen post 32 departs from groove, the height of head rest 1 is then adjusted as required by, rotating spanner 36 is then pulled into glove portion
Push up, screen post 32 is connected in the groove of relevant position, and lock screen post 32 in the presence of return spring 33
In groove.Complete the adjustment of the height of head rest 1.
The hand of return tumbler 35 in the utility model dials portion and forms boom lever with shaft, former using boom lever
Reason, strength of adjustment is light, and return tumbler monomer etc. can assemble the good rear directly assembling of test, present attacker's mode, adjust direction
Stretch drawing all than relatively labor-saving, convenient, operability is more humane, rationalizes.
Claims (4)
1. a kind of adjustment latching device of headrest, including head rest, the head rest is located at the front side of backrest, the seat
The middle part of backrest is vertically provided with bar-shaped trough, and tooth-shape structure, the tooth-shape structure bag are arranged with left and right sides of the bar-shaped trough
Include double wedge and groove, it is characterised in that：The adjustment latching device includes regulation latch fitting support, screen post, return spring, rotation
Axle and return tumbler, the regulation latch fitting support also include rack body and boss, and the boss is located at the rack body
Front side and be vertically arranged at middle part, the front end of the boss is fixedly connected through the bar-shaped trough of backrest with head rest, described
The top of the leading flank of rack body is provided with screen post mounting groove along left and right directions, and spring peace is additionally provided with the rack body
Hole is filled, the spring mounting hole is connected with the middle part of the screen post mounting groove, and the trailing flank of the boss is pacified with screen post
Fluting is provided with corresponding to tankage on position, the fluting, which connects with the screen post mounting groove and forms screen post, to slide back and forth
Groove, what the screen post can slide back and forth slides back and forth in groove installed in screen post；
The return tumbler includes a pair of alar parts, hand dials portion and shaft, the shaft or so lateral arrangement, a pair of alar parts
Interval is vertically arranged on shaft, and the hand dials portion and is located at below alar part and is arranged on the rear side of shaft, the rotating shaft
Portion is rotatably arranged on the middle part of rack body by the rotary shaft, and the alar part is sickleshaped and its upper-end front is provided with
Tilted slotted hole；
What the upper end of the alar part can move forward and backward pass through rack body, the hand dial the rear side and backward that portion is located at rack body
Extension, the left end right-to-left of the screen post sequentially pass through tilted slotted hole on the alar part on shaft on the right side, before screen post
Afterwards sliding groove, the side that keeps left on shaft alar part on tilted slotted hole；
The return spring is arranged in spring mounting hole, and the rear end of the return spring is contacted on rack body, described time
The front end of position spring is contacted on rear side of the middle part of screen post, and the screen post is connected in the groove of tooth-shape structure.
2. the adjustment latching device of headrest as claimed in claim 1, it is characterised in that：The adjustment latching device also wraps
Rotating spanner and adjustment snap lid are included, the rotating spanner is located at the rear of the rack body, and the adjustment snap lid is fixed
On the rear side for snapping onto the rack body, the rotating spanner includes curved portions convex backward and pulls glove portion, the rotation
Strip hole is provided with the middle part of the curved portions of spanner, the front end for pulling glove portion is through the strip hole and is arranged on strip hole
Interior, the hand group portion of the return tumbler penetrates from A-P pulls in glove portion；
The deep-slotted chip breaker to match consistent with the curved portions shape of rotating spanner is provided with the middle part of the front side of the adjustment snap lid, it is described
The movable span that passes through and can pull up and down for pulling glove portion, the curved portions of the rotating spanner and institute are provided with the middle part of deep-slotted chip breaker
Deep-slotted chip breaker fitting is stated, the glove portion of pulling passes the movable span from A-P.
3. the adjustment latching device of headrest as claimed in claim 1 or 2, it is characterised in that：The left and right of the screen post
Both ends are respectively equipped with annular slot, and the annular slot of the screen post left end is located at the left side of the alar part for the side that kept left on shaft,
The annular slot of the screen post right-hand member is located at the right side of the alar part on shaft on the right side；The left and right ends of the rotary shaft point
Not She You rotary shaft annular slot, the annular slot of the rotary shaft left end is located at the left side of rack body, and the rotary shaft is right
The annular slot at end is located at the right side of rack body；E type snap rings are provided with the annular slot.
4. the adjustment latching device of headrest as claimed in claim 2, it is characterised in that：The movable span latches in adjustment
The rear side of lid is provided with U-shaped limiting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720281851.7U CN206690928U (en) | 2017-03-12 | 2017-03-12 | The adjustment latching device of headrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720281851.7U CN206690928U (en) | 2017-03-12 | 2017-03-12 | The adjustment latching device of headrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206690928U true CN206690928U (en) | 2017-12-01 |
Family
ID=60443816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720281851.7U Withdrawn - After Issue CN206690928U (en) | 2017-03-12 | 2017-03-12 | The adjustment latching device of headrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206690928U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976419A (en) * | 2017-03-12 | 2017-07-25 | 浙江乐优贝汽车用品有限公司 | The adjustment latching device of headrest |
| CN114604145A (en) * | 2020-12-03 | 2022-06-10 | 明门瑞士股份有限公司 | Headrest height adjusting mechanism and child safety seat |
-
2017
- 2017-03-12 CN CN201720281851.7U patent/CN206690928U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106976419A (en) * | 2017-03-12 | 2017-07-25 | 浙江乐优贝汽车用品有限公司 | The adjustment latching device of headrest |
| CN106976419B (en) * | 2017-03-12 | 2023-02-03 | 浙江乐优贝汽车用品有限公司 | Adjusting locking mechanism of seat headrest |
| CN114604145A (en) * | 2020-12-03 | 2022-06-10 | 明门瑞士股份有限公司 | Headrest height adjusting mechanism and child safety seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171201 Effective date of abandoning: 20230203 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20171201 Effective date of abandoning: 20230203 |