CN207450002U - A kind of backrest adjusts and armrest linkage mechanism - Google Patents
A kind of backrest adjusts and armrest linkage mechanism Download PDFInfo
- Publication number
- CN207450002U CN207450002U CN201721621144.4U CN201721621144U CN207450002U CN 207450002 U CN207450002 U CN 207450002U CN 201721621144 U CN201721621144 U CN 201721621144U CN 207450002 U CN207450002 U CN 207450002U
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- handrail
- backrest
- joint
- gear
- chamber
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Abstract
The utility model belongs to baby carriage technical field,More particularly, to a kind of adjusting of backrest and armrest linkage mechanism,It is arranged between backrest and handrail,Seat base is equipped between backrest and handrail,It is hinged between the handrail and seat base by the first joint,It is hinged between the backrest and seat base by second joint,It is characterized in that,This linkage mechanism includes linkage structure after linkage structure before the first joint and second joint,It is connected before first joint after linkage structure and the second section by steel wire rope between linkage structure,It is intra-articular to be arranged on first for linkage structure before first joint,Linkage structure is arranged in second joint after the second joint,Described is equipped with backrest adjusting yoke by back,It can be folded when pulling backrest adjusting yoke rear backrest compared with seat base,And during folding backrest handrail is driven to fold.Advantage is：One step realizes that backrest, the unlock of handrail and the two can fold simultaneously, easy to operate.
Description
Technical field
The utility model belongs to baby carriage technical field, is adjusted and handrail gear more particularly, to a kind of backrest
Structure.
Background technology
Baby carriage has vehicle frame folding joint and standpipe folding joint to form, by vehicle frame folding, by front and rear two-wheeled pair
Together, vehicle can be put into after folding in boarding case and folding bag and the boot of automobile for folding.In the use process of folding
In also without by external tools, can be manually from being about to vehicle folding and expanding or voluntarily fold.
But existing baby carriage is two joints to be clamped by clamping structure, is needed one by one during folding
Joint is folded, that is, is needed first to depart from the clamping structure between vehicle frame, then again folded the joint at this, and youngster
Virgin trolley generally has several joints, it is necessary to user is repeatedly folded, more troublesome.
Utility model content
The purpose of this utility model be in view of the above-mentioned problems, provide one kind can coordinated type fold, folding mode it is simply square
Just backrest adjusts and armrest linkage mechanism.
In order to achieve the above objectives, the utility model employs following technical proposal：This backrest adjusts and armrest linkage mechanism,
It is arranged between backrest and handrail, seat base is equipped between backrest and handrail, is passed through between the handrail and seat base
First joint is hinged, and is hinged between the backrest and seat base by second joint, which is characterized in that this gear
Structure includes before the first joint linkage structure behind linkage structure and the first joint, joins before the first joint after linkage structure and second joint
It is connected between dynamic structure by steel wire rope, linkage structure is arranged on first intra-articular before first joint, and described the
Linkage structure is arranged in second joint behind two joints, and described is equipped with backrest adjusting yoke by back, is adjusted when pulling backrest
Pull rod rear backrest can be folded compared with seat base, and during folding backrest handrail be driven to fold.
In above-mentioned backrest adjusting and armrest linkage mechanism, linkage structure includes handrail linkage after the second joint
Sliding block, handrail catenating slider spring, by quill gear, second is equipped in the second joint and rotates chamber and the second limit chamber, institute
The handrail catenating slider spring stated is to leaning on quill gear to have the elastic force to the second /V cavity direction, and in handrail catenating slider spring
Under the action of by quill gear by second rotation chamber be pushed into the second limit chamber.
In above-mentioned backrest adjusting and armrest linkage mechanism, the handrail catenating slider is equipped with first and slides tiltedly
Face, the second joint is interior to be equipped with the second sliding bevel, and first sliding bevel and the second sliding bevel are engaged, and
After backrest adjusting yoke is pulled handrail catenating slider is driven to slide, handrail catenating slider will lean on quill gear from the second limit chamber
It is pushed into the second rotation chamber.
In above-mentioned backrest adjusting and armrest linkage mechanism, linkage structure includes handrail teeth before first joint
Wheel, handrail teeth wheel return spring, handrail gear rotary slider, described first intra-articular is equipped with the first rotation chamber and the first /V
Chamber, the handrail teeth wheel return spring have handrail gear the elastic force to the first /V cavity direction, and in handrail teeth samsara
Handrail gear is pushed by the first rotation chamber in the first limit chamber under the action of the spring of position, when backrest is rolled over compared with seat base
Handrail catenating slider movement when folded, and handrail catenating slider drives handrail teeth wheel rotary slider to rotate by steel wire rope, handrail teeth
Handrail gear is pushed into from the first limit chamber in the first rotation chamber by wheel rotary slider after rotating.
Compared with prior art, this backrest adjusting is with the advantages of armrest linkage mechanism：By the way that backrest is pulled to adjust
Pull rod becomes non-/V state by the position of quill gear from /V state, and backrest can be folded compared with seat base at this time, handrail
The position of gear becomes non-/V state from /V state, and handrail can be folded compared with seat base at this time, which is to pass through
What handrail catenating slider was realized, i.e. a step realizes that backrest, the unlock of handrail and the two can fold simultaneously, easy to operate.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is overall structure diagram provided by the utility model.
Fig. 2 is broken away view provided by the utility model.
Fig. 3 is sectional view provided by the utility model.
Fig. 4 is explosive view provided by the utility model.
In figure, backrest 1, handrail 2, seat base 3, the first joint 4, second joint 5, steel wire rope 6, backrest adjusting yoke 7,
Handrail catenating slider 8, handrail catenating slider spring 9 rotate chamber 11, the second limit chamber 12, handrail gear by quill gear 10, second
13rd, handrail teeth wheel return spring 14, handrail gear rotary slider 15, first rotate chamber 16, the first limit chamber 17.
Specific embodiment
It is the specific embodiment of utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in Figs 1-4, this backrest is adjusted and armrest linkage mechanism, is arranged between backrest 1 and handrail 2, backrest 1 and is helped
Seat base 3 is equipped between hand 2, is hinged between the handrail 2 and seat base 3 by the first joint 4, the backrest
It is hinged between 1 and seat base 3 by second joint 5, which is characterized in that this linkage mechanism includes linkage knot before the first joint
Linkage structure after structure and the first joint passes through steel wire rope 6 before the first joint behind linkage structure and the first joint between linkage structure
It is connected, linkage structure is arranged in the first joint 4 behind first joint, and linkage structure is set after the second joint
In second joint 5, the backrest 1 is equipped with backrest adjusting yoke 7, when pulling 7 rear backrest 1 of backrest adjusting yoke being capable of phase
It is folded for seat base 3, and during the folding of backrest 1 handrail 2 is driven to fold.
When backrest 1 and handrail 2 are in the lock state, backrest 1 cannot be folded compared with seat base 3, and handrail 2 cannot be opposite
It is folded in seat base 3, backrest adjusting yoke 7 is pulled to unlock, during being somebody's turn to do, link knot before the first joint in the first joint 4
Linkage structure links after second joint in structure and second joint 5, and backrest 1 and handrail 2 are in unlocked state, 1 energy of backrest
It being folded compared with seat base 3, handrail 2 can be folded compared with seat base 3, i.e., the two can fold simultaneously, coordinated type folding,
Folding mode is simple and convenient.
Wherein, linkage structure includes handrail catenating slider 8, handrail catenating slider spring 9, by quill gear after second joint
10, second joint 5 is interior to be equipped with the second rotation 11 and second limit chamber 12 of chamber, and handrail catenating slider spring 9 is to leaning on quill gear 10 to have
The elastic force in oriented second limit chamber, 12 direction, and rotated under the action of handrail catenating slider spring 9 by quill gear 10 by second
Chamber 11 is pushed into the second limit chamber 12.By pulling backrest adjusting yoke 7, become by the position of quill gear 10 from /V state
For non-/V state, backrest 1 can be folded compared with seat base 3 at this time, simple to operate.
Handrail catenating slider 8 is equipped with the first sliding bevel, and the second sliding bevel is equipped in second joint 5, and first slides
Inclined-plane and the second sliding bevel are engaged, and backrest adjusting yoke 7 be pulled after handrail catenating slider 8 is driven to slide, handrail connection
Movable slider 8 will lean on quill gear 10 to be pushed into from the second limit chamber 12 in the second rotation chamber 11.Handrail catenating slider 8 is mobile
In the process, quill gear 10 will be leaned on to promote, so as to fulfill the change of its position.
Wherein, linkage structure includes handrail gear 13, handrail teeth wheel return spring 14, the rotation of handrail gear before the first joint
Sliding block 15, the first joint 4 is interior equipped with the first rotation 16 and first limit chamber 17 of chamber, and handrail teeth wheel return spring 14 is to handrail gear
13 have to 17 direction of the first limit chamber elastic force, and under the action of handrail teeth wheel return spring 14 handrail gear 13 by first
Chamber 16 is rotated to be pushed into the first limit chamber 17, handrail catenating slider 8 is moved when backrest 1 is folded compared with seat base 3,
And handrail catenating slider 8 drives handrail gear rotary slider 15 to rotate by steel wire rope 6, after handrail gear rotary slider 15 rotates
Handrail gear 13 is pushed into from the first limit chamber 17 in the first rotation chamber 16.The position of handrail gear 13 becomes from /V state
For non-/V state, handrail 2 can be folded compared with seat base 3 at this time, which realized by handrail catenating slider 8,
I.e. backrest 1, handrail 2 fold simultaneously, easy to operate.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modifications, equivalent replacements and improvements are made should be included in the utility model
Protection domain within.
Claims (4)
1. a kind of backrest adjusts and armrest linkage mechanism, backrest is arranged on（1）And handrail（2）Between, backrest（1）And handrail（2）
Between be equipped with seat base（3）, the handrail（2）And seat base（3）Between pass through the first joint（4）It is hinged, it is described
Backrest（1）And seat base（3）Between pass through second joint（5）It is hinged, which is characterized in that this linkage mechanism includes first
Linkage structure after linkage structure and second joint before joint, before the first joint after linkage structure and second joint between linkage structure
Pass through steel wire rope（6）It is connected, linkage structure is arranged on the first joint before first joint（4）The second interior, described pass
Linkage structure is arranged on second joint after section（5）Interior, described backrest（1）It is equipped with backrest adjusting yoke（7）, when pulling backrest
Adjusting yoke（7）Rear backrest（1）It can be compared with seat base（3）It folds, and backrest（1）Handrail is driven during folding（2）It folds.
2. backrest according to claim 1 adjusts and armrest linkage mechanism, which is characterized in that joins after the second joint
Dynamic structure includes handrail catenating slider（8）, handrail catenating slider spring（9）, by quill gear（10）, the second joint（5）
Inside it is equipped with the second rotation chamber（11）With the second limit chamber（12）, the handrail catenating slider spring（9）To leaning on quill gear（10）
With to the second limit chamber（12）The elastic force in direction, and in handrail catenating slider spring（9）Under the action of lean on quill gear（10）By
Second rotates chamber（11）It is pushed into the second limit chamber（12）In.
3. backrest according to claim 2 adjusts and armrest linkage mechanism, which is characterized in that the handrail catenating slider
（8）It is equipped with the first sliding bevel, the second joint（5）Inside it is equipped with the second sliding bevel, first sliding bevel
It is engaged with the second sliding bevel, and when backrest adjusting yoke（7）It is pressed lower rear drive handrail catenating slider（8）It slides, helps
Hand catenating slider（8）Quill gear will be leaned on（10）From the second limit chamber（12）It is pushed into the second rotation chamber（11）In.
4. backrest according to claim 1 adjusts and armrest linkage mechanism, which is characterized in that joins before first joint
Dynamic structure includes handrail gear（13）, handrail teeth wheel return spring（14）, handrail gear rotary slider（15）, described first closes
Section（4）Inside it is equipped with the first rotation chamber（16）With the first limit chamber（17）, the handrail teeth wheel return spring（14）To handrail teeth
Wheel（13）With to the first limit chamber（17）The elastic force in direction, and in handrail teeth wheel return spring（14）Under the action of handrail gear
（13）Chamber is rotated by first（16）It is pushed into the first limit chamber（17）In, work as backrest（1）Compared with seat base（3）During folding
Handrail catenating slider（8）It is mobile, and handrail catenating slider（8）Pass through steel wire rope（6）Drive handrail gear rotary slider（15）Turn
It is dynamic, handrail gear rotary slider（15）By handrail gear after rotation（13）From the first limit chamber（17）It is pushed into the first rotation chamber
（16）In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721621144.4U CN207450002U (en) | 2017-11-28 | 2017-11-28 | A kind of backrest adjusts and armrest linkage mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721621144.4U CN207450002U (en) | 2017-11-28 | 2017-11-28 | A kind of backrest adjusts and armrest linkage mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207450002U true CN207450002U (en) | 2018-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721621144.4U Active CN207450002U (en) | 2017-11-28 | 2017-11-28 | A kind of backrest adjusts and armrest linkage mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207450002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792156A (en) * | 2017-11-28 | 2018-03-13 | 福建欧仕儿童用品股份有限公司 | A kind of backrest regulation and armrest linkage mechanism |
-
2017
- 2017-11-28 CN CN201721621144.4U patent/CN207450002U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107792156A (en) * | 2017-11-28 | 2018-03-13 | 福建欧仕儿童用品股份有限公司 | A kind of backrest regulation and armrest linkage mechanism |
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