CN106428176B - Fold latch - Google Patents
Fold latch Download PDFInfo
- Publication number
- CN106428176B CN106428176B CN201610793829.0A CN201610793829A CN106428176B CN 106428176 B CN106428176 B CN 106428176B CN 201610793829 A CN201610793829 A CN 201610793829A CN 106428176 B CN106428176 B CN 106428176B
- Authority
- CN
- China
- Prior art keywords
- lock
- tooth form
- groove
- collar
- center
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
- B62B2205/003—Hand-propelled vehicles or sledges being foldable or dismountable when not in use with actuation mechanisms which drive the folding or unfolding operation
Abstract
The present invention relates to fold latch, including center lock, left lock and right lock；Left lock and right lock are laid in the left and right end of center lock, and are rotatablely connected with center lock；Compared with prior art, structure of the invention design is rationally simple and direct, and opening ways are simple and easy, at low cost, processing is simple, can greatly increase the comfort and appropriate of product, the high reliablity of locking, and the folding or unlatching of the headstock and vehicle body of perambulator can be fast implemented, it is convenient and practical.
Description
Technical field
The invention belongs to perambulator part fields, and in particular to a kind of fold latch on perambulator.
Background technique
Carriage for children is deep to be liked by children due to its excellent performance as a kind of articles for children.
With the development of society, improvement of living standard, people slowly, which are gradually transformed into from basic material life, to be chased after
Ask more cultural lives.Current carriage for children is also more and more diversified；In actual use, in order to keep carriage for children to store
With the convenience of carrying, it usually needs vehicle body or headstock folding get up, to reduce occupied space, currently, existing children
Most of vehicle is designed using folding structure, but the folding device structure on carriage for children designs not reasonableization, behaviour in the market
It makes comparisons complexity, it has not been convenient to which people use, and service life is short, can not meet the use demand of people.
In view of the above technical problems, it therefore needs to improve.
Summary of the invention
The present invention is to overcome above-mentioned defect in the prior art, and providing one kind simple and direct, safety reasonable in design can
The fold latch that is used for perambulator on high, versatile, easy to operate by property.
In order to reach the goals above, the technical scheme adopted by the invention is that：Fold latch, including center lock, left lock
With right lock；Left lock and right lock are laid in the left and right end of center lock, and are rotatablely connected with center lock.
As a preferred solution of the present invention, be connected in turn between the center lock and left lock guiding device,
Left reset spring and left tooth form lock collar；It is connected with right tooth form lock collar, right reset spring between center lock and right lock in turn；In
Heart lock, left lock, right lock, guiding device, left reset spring, left tooth form lock collar, right tooth form lock collar and right reset spring exist
On same axis.
As a preferred solution of the present invention, multiple first lock grooves are equipped with inside the left and right sides of the center lock
With the second lock groove；First lock groove is meshed with left tooth form lock collar, the height of the height of the first lock groove and left tooth form lock collar
Unanimously；Second lock groove is meshed with right tooth form lock collar, and the height of the second lock groove is consistent with the height of right tooth form lock collar；Zuo Suo
The inside of seat is equipped with multiple left lock grooves, and left lock groove is meshed with left tooth form lock collar, and the height of left lock groove and left tooth form are locked
The height of disk is consistent；The inside of right lock is equipped with multiple right lock grooves, and right lock groove is meshed with right tooth form lock collar, right lock groove
Height it is consistent with the height of right tooth form lock collar.
As a preferred solution of the present invention, several lead is equipped between first lock groove and the side wall of center lock
It is corresponding to item, left guide groove compatible with gib block is equipped between the left lock groove and the side wall of left lock；
Between the right lock groove and the side wall of right lock be equipped with several right gib blocks, it is corresponding, second lock groove with
Guide groove compatible with right gib block is equipped between the side wall of center lock.
As a preferred solution of the present invention, the centre of the center lock is installed with connecting plate, is formed on connecting plate
There are several pilot holes compatible with guiding device, guiding device passes through pilot hole and is mutually butted on right tooth form lock collar.
As a preferred solution of the present invention, the guiding device includes connection ring, set on the limit of connection ring left and right sides
Position plate and guide rod, connection ring, limit plate are fixedly connected with guide rod, are integrally formed；Limit plate is laid in connection ring in a ring
On, the internal diameter of limit plate is adapted with the outer diameter of left reset spring, for engaging left reset spring.
As a preferred solution of the present invention, the guide rod is provided with four, is equidistantly laid in connection ring, with this
Corresponding, there are four pilot hole is also provided with, the length of connection ring is consistent with the height of right tooth form lock collar.
As a preferred solution of the present invention, further include there are fixing screws, be equipped with and fixing screws phase on the outside of right lock
The mounting hole of adaptation；Fixing screws are passed through center lock, are fixedly connected with left lock by mounting hole；Left lock and right lock
Rotation direction relative to center lock is consistent, and the end of fixing screws and right lock are in same level.
As a preferred solution of the present invention, the left lock is externally provided with key, and key activities are connected on left lock.
As a preferred solution of the present invention, left limit block and right limit are respectively equipped with outside the left lock and right lock
Block；Left limit block is corresponding with the position of right limit block.
The beneficial effects of the invention are as follows：Compared with prior art, structure of the invention design is rationally simple and direct, and opening ways are simple
Easy, at low cost, processing is simple, can greatly increase the comfort and appropriate of product, the high reliablity of locking, and
The folding or unlatching of the headstock and vehicle body of perambulator can be fast implemented, it is convenient and practical.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the embodiment of the present invention（1）；
Fig. 2 is structural schematic diagram of the embodiment of the present invention（2）；
Fig. 3 is center of embodiment of the present invention base structure schematic diagram；
Fig. 4 is the right base structure schematic diagram of the embodiment of the present invention；
Fig. 5 is structural exploded view of the embodiment of the present invention；
Appended drawing reference in figure：Center lock 1, the first lock groove 1-1, the second lock groove 1-2, gib block 1-3, guide groove 1-
4, connecting plate 1-5, pilot hole 1-6, mounting blocks 1-7, left lock 2, left lock groove 2-1, left guide groove 2-2, left limit block 2-3,
Left installing pipe 2-4, mounting groove 2-5, right lock 3, right lock groove 3-1, right gib block 3-2, mounting hole 3-3, right limit block 3-4,
Right installing pipe 3-5, guiding device 4, connection ring 4-1, limit plate 4-2, guide rod 4-3, left reset spring 5, left tooth form lock collar 6,
Right tooth form lock collar 7, right reset spring 8, fixing screws 9, key 10, protruding block 10-1.
Specific embodiment
It elaborates with reference to the accompanying drawing to the embodiment of the present invention.
Embodiment：As shown in Figs. 1-5, fold latch, including center lock 1, left lock 2 and right lock 3；Left lock 2 and the right side
Lock 3 is laid in the left and right end of center lock 1, and is rotatablely connected with center lock 1；The side of center lock 1 is equipped with installation
Block 1-7, mounting blocks 1-7 are fixed on the headstock of perambulator, and left installing pipe 2-4 and right peace is respectively set on left lock 2 and right lock 3
Tubulature 3-5；Left installing pipe 2-4 is fixedly connected on vehicle body with right installing pipe 3-5；In use, by the rotation of fold latch,
The folding or unlatching of the headstock and vehicle body of perambulator can be fast implemented, it is convenient and practical.
Left limit block 2-3 and right limit block 3-4 are respectively equipped with outside left lock 2 and right lock 3；Left limit block 2-3 and right limit
The position of position block 3-4 is corresponding；The position of left limit block 2-3 and left installing pipe 2-4 is in 90 degree, right limit block 3-4 and right installation
The position of pipe 3-5 is in 90 degree；It is arranged one when left limit block 2-3 and right limit block 3-4 are to make headstock lift to highest point
Limit, ensure that the safety in utilization in folding process.
It is connected with guiding device 4, left reset spring 5 and left tooth form lock collar 6 between center lock 1 and left lock 2 in turn；In
It is connected with right tooth form lock collar 7, right reset spring 8 between heart lock 1 and right lock 3 in turn；Center lock 1, left lock 2, right lock
Seat 3, guiding device 4, left reset spring 5, left tooth form lock collar 6, right tooth form lock collar 7 and right reset spring 8 are on the same axis.
Multiple first lock groove 1-1 and the second lock groove 1-2 are equipped with inside the left and right sides of center lock 1；First locking
Slot 1-1 is meshed with left tooth form lock collar 6, and the height of the first lock groove 1-1 is consistent with the height of left tooth form lock collar 6；Second locking
Slot 1-2 is meshed with right tooth form lock collar 7, and the height of the second lock groove 1-2 is consistent with the height of right tooth form lock collar 7；Left lock 2
Inside is equipped with multiple left lock groove 2-1, and left lock groove 2-1 is meshed with left tooth form lock collar 6, the height of left lock groove 2-1 and a left side
The height of tooth form lock collar 6 is consistent；The inside of right lock 3 is equipped with multiple right lock groove 3-1, right lock groove 3-1 and right tooth form lock collar 7
It is meshed, the height of right lock groove 3-1 is consistent with the height of right tooth form lock collar 7.
Several gib block 1-3 are equipped between first lock groove 1-1 and the side wall of center lock 1, it is corresponding, it is described
Left guide groove 2-2 compatible with gib block 1-3 is equipped between left lock groove 2-1 and the side wall of left lock 2；The right lock groove
Several right gib block 3-2 are equipped between 3-1 and the side wall of right lock 3, corresponding, the second lock groove 1-2 is in
Guide groove 1-4 compatible with right gib block 3-2 is equipped between the side wall of heart lock 1；
Using the above scheme, gib block 1-3 and left guide groove 2-2 are connected together and right gib block 3-2 and guide groove 1-4
Be connected together so that the connection between left lock 2 and center lock 1 and right lock 3 and center lock 1 is more compact, prevent
Left lock 2 is detached from away from center lock 1 with right lock 3, ensure that using safe.
The centre of center lock 1 is installed with connecting plate 1-5, is formed with and several is adapted on connecting plate 1-5 with guiding device 4
Pilot hole 1-6, guiding device 4 pass through pilot hole 1-6 phase be butted on right tooth form lock collar 7；Guiding device 4 includes connection ring 4-1, sets
In the limit plate 4-2 and guide rod 4-3 of connection ring 4-1 left and right sides, connection ring 4-1, limit plate 4-2 and the fixed company of guide rod 4-3
It connects, is integrally formed；Limit plate 4-2 is laid in a ring on connection ring 4-1, and the internal diameter of limit plate 4-2 is outer with left reset spring 5
Diameter is adapted, for engaging left reset spring 5, it is possible to prevente effectively from 5 long-time of left reset spring is using shifting later, shadow
The accuracy that the fold latch uses is rung, meanwhile, also extend service life.
Guide rod 4-3 is provided with four, is equidistantly laid on connection ring 4-1, corresponding, and pilot hole 1-6 is also set
There are four setting, the length of connection ring 4-1 is consistent with the height of right tooth form lock collar 7.
The right lock 3 of fold latch is externally provided with fixing screws 9, is equipped with installation compatible with fixing screws 9 on the outside of right lock 3
Hole 3-3；Fixing screws 9 are passed through center lock 1, are fixedly connected with left lock 2 by mounting hole 3-3；Left lock 2 and right lock 3
Rotation direction relative to center lock 1 is consistent, and the end of fixing screws 9 and right lock 3 are in same level；So that folding
The overall appearance of lock feels stronger, and left lock 2 is externally provided with key 10, and 10 activity of key is connected on left lock 2, the bottom of key 10
Several protruding block 10-1 outward are set, and corresponding, left lock 2 is interior to be equipped with installation compatible with protruding block 10-1
Slot 2-5, mounting groove 2-5 are used for snap fit tabs block 10-1, so that key 10 moves up and down in left lock 2,10 bottom of key
Protruding block 10-1 phase is butted in left tooth form lock collar 6, and the height of key 10 is consistent with the height of left tooth form lock collar 6, convenient for pressing
While 10, so that left tooth form lock collar 6 is detached from away from left lock 2.
Original state of the present invention is；Center lock 1, left lock 2, right lock 3, guiding device 4, left reset spring 5, left tooth
Shape lock collar 6, right tooth form lock collar 7 and right reset spring 8 are on the same axis；Left reset spring 5 and right reset spring 8 due to its from
Left tooth form lock collar 6 is sticked in the middle of left lock 2, center lock 1 and right lock 3 by body tension respectively with right tooth form lock collar 7
Position, the occlusion of mutual teeth, is the lock state of headstock and vehicle body, and headstock is fixed with each other with vehicle body, when needing to fold
When storage, pressing keys 10, left tooth form lock collar 6 is divided from left lock 2, center lock 1 and right lock 3 simultaneously with right tooth form lock collar 7
From left lock 2 forms discrete state at discrete state, vehicle body and headstock with center lock 1 simultaneously with right lock 3, and headstock is opposite
Fan-folded movement can be made in vehicle body.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention；Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Although appended drawing reference in figure is used more herein：Center lock 1, the first lock groove 1-1, the second lock groove 1-
2, gib block 1-3, guide groove 1-4, connecting plate 1-5, pilot hole 1-6, mounting blocks 1-7, left lock 2, left lock groove 2-1, a left side is led
To slot 2-2, left limit block 2-3, left installing pipe 2-4, mounting groove 2-5, right lock 3, right lock groove 3-1, right gib block 3-2, peace
Fill hole 3-3, right limit block 3-4, right installing pipe 3-5, guiding device 4, connection ring 4-1, limit plate 4-2, guide rod 4-3, Zuo Fu
Position spring 5, left tooth form lock collar 6, right tooth form lock collar 7, right reset spring 8, fixing screws 9, key 10, the arts such as protruding block 10-1
Language, but it does not exclude the possibility of using other terms.The use of these items is only for be more convenient to describe and explain this
The essence of invention；Being construed as any additional limitation is disagreed with spirit of that invention.
Claims (5)
1. fold latch, it is characterised in that：Including center lock（1）, left lock（2）With right lock（3）；Left lock（2）With right lock
Seat（3）It is laid in center lock（1）Left and right end, and with center lock（1）Rotation connection；The center lock（1）With left lock
Seat（2）Between be connected with guiding device in turn（4）, left reset spring（5）With left tooth form lock collar（6）；Center lock（1）With right lock
Seat（3）Between be connected with right tooth form lock collar in turn（7）, right reset spring（8）；Center lock（1）, left lock（2）, right lock
（3）, guiding device（4）, left reset spring（5）, left tooth form lock collar（6）, right tooth form lock collar（7）With right reset spring（8）Same
On one axis；The center lock（1）The left and right sides inside be equipped with multiple first lock grooves（1-1）With the second lock groove（1-
2）；First lock groove（1-1）With left tooth form lock collar（6）It is meshed, the first lock groove（1-1）Height and left tooth form lock collar（6）
Height it is consistent；Second lock groove（1-2）With right tooth form lock collar（7）It is meshed, the second lock groove（1-2）Height and right tooth form
Lock collar（7）Height it is consistent；Left lock（2）Inside be equipped with multiple left lock grooves（2-1）, left lock groove（2-1）With left tooth form
Lock collar（6）It is meshed, left lock groove（2-1）Height and left tooth form lock collar（6）Height it is consistent；Right lock（3）Inside set
There are multiple right lock grooves（3-1）, right lock groove（3-1）With right tooth form lock collar（7）It is meshed, right lock groove（3-1）Height with
Right tooth form lock collar（7）Height it is consistent；First lock groove（1-1）With center lock（1）Side wall between be equipped with and several lead
To item（1-3）, corresponding, the left lock groove（2-1）With left lock（2）Side wall between be equipped with and gib block（1-
3）Compatible left guide groove（2-2）；The right lock groove（3-1）With right lock（3）Side wall between be equipped with several right guiding
Item（3-2）, corresponding, second lock groove（1-2）With center lock（1）Side wall between be equipped with and right gib block
（3-2）Compatible guide groove（1-4）；The center lock（1）Centre be installed with connecting plate（1-5）, connecting plate（1-5）On
It is formed with several and guiding device（4）Compatible pilot hole（1-6）, guiding device（4）Across pilot hole（1-6）Mutually it is butted on the right side
Tooth form lock collar（7）；The guiding device（4）Including connection ring（4-1）, be set to connection ring（4-1）The limit plate of left and right sides（4-2）
And guide rod（4-3）, connection ring（4-1）, limit plate（4-2）And guide rod（4-3）It is fixedly connected, is integrally formed；Limit plate（4-
2）It is laid in connection ring in a ring（4-1）On, limit plate（4-2）Internal diameter and left reset spring（5）Outer diameter be adapted, be used for
Engage left reset spring（5）.
2. fold latch according to claim 1, it is characterised in that：The guide rod（4-3）Four are provided with, it is equidistant to lay
In connection ring（4-1）On, corresponding, pilot hole（1-6）There are four being also provided with, connection ring（4-1）Length and right tooth
Shape lock collar（7）Height it is consistent.
3. fold latch according to claim 1, it is characterised in that：It further include having fixing screws（9）, right lock（3）Outside
It is equipped with and fixing screws（9）Compatible mounting hole（3-3）；Fixing screws（9）Pass through mounting hole（3-3）, pass through center lock
（1）, with left lock（2）It is fixedly connected；Left lock（2）With right lock（3）Relative to center lock（1）Rotation direction it is consistent,
Fixing screws（9）End and right lock（3）In same level.
4. fold latch according to claim 3, it is characterised in that：The left lock（2）It is externally provided with key（10）, key
（10）Activity is connected in left lock（2）On.
5. fold latch according to claim 3, it is characterised in that：The left lock（2）With right lock（3）It is respectively equipped with outside
Left limit block（2-3）With right limit block（3-4）；Left limit block（2-3）With right limit block（3-4）Position it is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793829.0A CN106428176B (en) | 2016-08-31 | 2016-08-31 | Fold latch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793829.0A CN106428176B (en) | 2016-08-31 | 2016-08-31 | Fold latch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106428176A CN106428176A (en) | 2017-02-22 |
| CN106428176B true CN106428176B (en) | 2018-11-20 |
Family
ID=58165141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610793829.0A Active CN106428176B (en) | 2016-08-31 | 2016-08-31 | Fold latch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106428176B (en) |
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| CN105905210A (en) * | 2016-05-09 | 2016-08-31 | 范宇 | Novel balance bike |
| CN205997945U (en) * | 2016-08-31 | 2017-03-08 | 浙江栋马童车股份有限公司 | Fold latch |
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|---|---|---|---|---|
| US7077420B1 (en) * | 2005-02-04 | 2006-07-18 | American Recreation Products, Inc. | Foldable three-wheeled jogging stroller |
| EP3172111B1 (en) * | 2014-07-23 | 2018-09-12 | Endepro GmbH | Stroller |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2519767Y (en) * | 2001-12-21 | 2002-11-06 | 周运大 | Miniature light bicycle |
| CN201400261Y (en) * | 2008-12-02 | 2010-02-10 | 徐勇强 | Scooter with front lamp and rear lamp |
| DE202009001203U1 (en) * | 2009-02-02 | 2009-04-02 | MÜLLER, David | With pneumatic support in three dimensions folding and unfolding stroller frame with self-charging |
| CN103192929A (en) * | 2013-04-26 | 2013-07-10 | 上海电机学院 | Folding bicycle |
| CN203750174U (en) * | 2014-01-08 | 2014-08-06 | 骅威科技股份有限公司 | Telescopic-type transformation power device |
| CN203819433U (en) * | 2014-05-06 | 2014-09-10 | 黄河科技学院 | Portable electric scooter |
| CN204124269U (en) * | 2014-07-25 | 2015-01-28 | 梁海龙 | Collapsible, telescopic electric car |
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| CN204895708U (en) * | 2015-06-25 | 2015-12-23 | 吕文君 | Bassinet folding mechanism |
| CN205010402U (en) * | 2015-07-23 | 2016-02-03 | 王荣强 | Folding mechanism and folding round of coaster |
| CN205469559U (en) * | 2016-02-05 | 2016-08-17 | 江西迪安新能源动力有限公司 | Folding mechanism of automobile body |
| CN105905210A (en) * | 2016-05-09 | 2016-08-31 | 范宇 | Novel balance bike |
| CN205997945U (en) * | 2016-08-31 | 2017-03-08 | 浙江栋马童车股份有限公司 | Fold latch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106428176A (en) | 2017-02-22 |
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Effective date of registration: 20230105 Address after: 314200, the 4th floor auxiliary building of R&D Building, No. 198, Qin'an Road, Caoqiao Street, Pinghu City, Jiaxing City, Zhejiang Province Patentee after: Pinghu Advanced Technology and Transformation Research Institute Address before: 314205 89 South China section, Ping Lang line, Xin Cang Town, Pinghu City, Jiaxing, Zhejiang Patentee before: ZHEJIANG DONGMA BABY CARRIER CO.,LTD. |
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| TR01 | Transfer of patent right |