CN207955901U - Locking device and fold bicycle - Google Patents
Locking device and fold bicycle Download PDFInfo
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- CN207955901U CN207955901U CN201820257926.2U CN201820257926U CN207955901U CN 207955901 U CN207955901 U CN 207955901U CN 201820257926 U CN201820257926 U CN 201820257926U CN 207955901 U CN207955901 U CN 207955901U
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- connecting joint
- joint
- locking device
- tooth socket
- holding parts
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Abstract
Locking device provided by the utility model and bicycle is folded, is related to technical field of bicycles.The locking device presses moving part including the first connecting joint, two seats joint, two holding parts and two.Two seats joint is located at the both sides of the first connecting joint, and is each passed through the interconnection of the first connecting joint, forms the second connecting joint；Two holding parts are located between seat joint and the first connecting joint, two holding parts are slidably connected with the first connecting joint respectively, two are each passed through two seats joint by moving part, and it is supported respectively with two holding parts, to press holding part, and in the state that holding part and the second connecting joint are detached from, second connecting joint can be rotated relative to the first connecting joint, two holding parts respectively in the state of two the second connecting joint clampings, the second connecting joint and the first connecting joint clamping.The locking device structure is simple, is conveniently operated, and stable structure.
Description
Technical field
The utility model is related to technical field of bicycles, in particular to a kind of locking device and fold bicycle.
Background technology
Traditional child's tricycle is not supported generally the inconvenient problem such as to fold, therefore will appear storage, transport.If
Meter foldable child tricycle must not be not provided with locking device, to facilitate folding and fixation.
In the prior art, locking device structure is complicated, and inconvenient for operation, time-consuming hard, and is easy shakiness.
Therefore, a kind of locking device that can effectively solve the above problems of research and development is that the technology urgently solved is needed to ask at present
Topic.
Utility model content
The purpose of this utility model is to provide a kind of locking devices, and the locking device structure is simple, is conveniently operated, and
Stable structure.
The another object of the utility model is that providing one kind folding bicycle, uses locking provided by the utility model
Device, it is simple in structure, fold conveniently, stable structure, and convenience in transport and storage.
The utility model solves its technical problem using technical solution below to realize：
A kind of locking device provided by the utility model, including the first connecting joint, two seats joint, two holding parts
Moving part is pressed with two.
Two seat joints are located at the both sides of first connecting joint, and are each passed through first connecting joint
It is connected with each other, forms the second connecting joint；Two holding parts are located at a seat joint and described first and connect
Between connecing joint, two holding parts are slidably connected with the first connecting joint respectively, and two are each passed through by moving part described in two
A seat joint, and being supported respectively with two holding parts, to press the holding part, and make the holding part with
In the state that second connecting joint is detached from, second connecting joint can be rotated relative to first connecting joint, and two
A holding part respectively in the state of two the second connecting joint clampings, second connecting joint and described first
Connecting joint clamping.
Further, two holding parts include spaced first teeth portion and the second teeth portion, two seats
Position joint, which is spaced apart, is equipped with the first tooth socket and the second tooth socket, and first tooth socket and second tooth socket are respectively with described first
Teeth portion and second teeth portion are correspondingly arranged, and the both sides of first connecting joint respectively offer third tooth socket and the 4th tooth
Slot, the third tooth socket and the 4th tooth socket are correspondingly arranged with first teeth portion and second teeth portion respectively；Described
One tooth socket and the third tooth socket and second tooth socket and the 4th tooth socket are staggered respectively.
Further, two holding parts are convexly equipped with linkage section, and the locking device further includes STATEMENT OF FEDERALLY SPONSORED, two institutes
The linkage section for stating holding part is each passed through first connecting joint and is connected by the STATEMENT OF FEDERALLY SPONSORED.
Further, two linkage sections offer skewed slot, and the STATEMENT OF FEDERALLY SPONSORED is slidably connected with two skewed slots.
Further, the locking device further includes two elastic components, and two elastic components are fastened in a card respectively
Between gripping member and first connecting joint.
Further, the quantity of first teeth portion and second teeth portion is multiple, and is annularly staggered.
Further, the seat joint is both provided with slide guide column, and two slide guide columns are each passed through described first and connect
It connects joint and is connected with each other, two holding parts are respectively sleeved at slide guide column periphery, and slide and connect with the slide guide column
It connects.
Further, the seat joint offers through-hole, described to pass through institute including pressing lever, the lever of pressing by moving part
It states through-hole and is supported with the holding part；It is described to there is block, the block to be selected with the seat joint by the end set of lever
Selecting property supports, described to be slidably connected by lever and the through-hole.
Further, first connecting joint one end is provided with the first engaging lug, and first engaging lug offers
One link slot；The one end in two seat joints is both provided with the second engaging lug, and two engaging lugs connect and form
Two link slots.
One kind provided by the utility model folds bicycle, including front frame group, Rear frame group and the locking device.
The locking device presses moving part including the first connecting joint, two seats joint, two holding parts and two.
Two seat joints are located at the both sides of first connecting joint, and are each passed through first connecting joint
It is connected with each other, forms the second connecting joint；Two holding parts are located at a seat joint and described first and connect
Between connecing joint, two holding parts are slidably connected with the first connecting joint respectively, and two are each passed through by moving part described in two
A seat joint, and being supported respectively with two holding parts, to press the holding part, and make the holding part with
In the state that second connecting joint is detached from, second connecting joint can be rotated relative to first connecting joint, and two
A holding part respectively in the state of two the second connecting joint clampings, second connecting joint and described first
Connecting joint clamping.
The front frame group is connect with one end of first connecting joint, and the Rear frame group connect pass with described second
One end of section connects.
The advantageous effect of the utility model embodiment is：
Locking device provided by the utility model can drive holding part to act by moving part, so that holding part and
In the state of one connecting joint clamping, the second connecting joint can be rotated relative to the first connecting joint, to the first connecting joint
With the folding of the second connecting joint.Or locking device by moving part can drive holding part to act so that holding part and first
In the state of connecting joint clamping, the second connecting joint and the first connecting joint clamping, to realize the first connecting joint and the
The fixed of two connecting joints uses, simple in structure, easy to operate.
It is provided by the utility model to fold bicycle, due to using locking device provided by the utility model, front frame
Group and Rear frame group can conveniently realize folding or fixed use, convenience in transport and storage by locking device.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiment of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is a kind of usage state diagram for the folding tricycle that the utility model specific embodiment provides.
Fig. 2 is the decomposition texture schematic diagram for the folding tricycle that the utility model specific embodiment provides.
Fig. 3 is the structural schematic diagram of the first connecting joint of the folding tricycle that the utility model specific embodiment provides.
Fig. 4 is the structural schematic diagram of the holding part for the folding tricycle that the utility model specific embodiment provides.
Fig. 5 is the assembling structure schematic diagram of the holding part for the folding tricycle that the utility model specific embodiment provides.
Fig. 6 is the structural schematic diagram in the seat joint for the folding tricycle that the utility model specific embodiment provides.
Fig. 7 is the structural schematic diagram by moving part for the folding tricycle that the utility model specific embodiment provides.
Fig. 8 is second of usage state diagram of the folding tricycle that the utility model specific embodiment provides.
Icon：100- folding tricycles；110- front frame groups；112- handlebars；113- front forks；114- front-wheels；115- front forks
Casing；120- Rear frame groups；121- stand tube groups；1211- after-poppet pipes；122- steering assemblies；123- trailing wheels；200- locking dresses
It sets；The first connecting joints of 210-；The first engaging lugs of 211-；212- third tooth sockets；The 4th tooth sockets of 213-；The seats 220- joint；
The first tooth sockets of 221-；The second tooth sockets of 223-；224- slide guide columns；The second engaging lugs of 225-；226- through-holes；230- holding parts；231-
First teeth portion；The second teeth portion of 232-；233- linkage sections；2331- skewed slots；201- STATEMENT OF FEDERALLY SPONSOREDs；240- presses moving part；241- presses lever；
242- blocks；250- elastic components.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term "upper" is base
In orientation or positional relationship shown in the drawings or the utility model product using when the orientation usually put or position close
System, is merely for convenience of describing the present invention and simplifying the description, does not indicate or imply the indicated device or element is necessary
With specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " and " the 4th " etc. is only used for distinguishing description, and should not be understood as referring to
Show or imply relative importance.
In the description of the present invention, it should also be noted that, unless in addition having more specific regulation and limiting, term
" setting ", " connection " should do more broadly understanding, for example, " connection " may be a fixed connection, may be a detachable connection, or
It is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be by between intermediary
It connects connected, can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition
The concrete meaning of above-mentioned term in the present invention.
Below in conjunction with the accompanying drawings, it elaborates to an embodiment of the utility model, in the absence of conflict, under
Feature in the embodiment stated can be combined with each other.
Fig. 1 is a kind of usage state diagram of folding tricycle 100 provided in this embodiment.Fig. 1 is please referred to, the present embodiment carries
A kind of folding tricycle 100 is supplied comprising front frame group 110, Rear frame group 120 and locking device 200.
Front frame group 110 and Rear frame group 120 are connected by locking device 200.
Due to using the locking device 200, folding tricycle 100 provided in this embodiment to fold convenience, stable structure, and
And convenience in transport and storage.
It should be appreciated that locking device 200 provided in this embodiment can be also used for other bicycles, such as two-wheeled is voluntarily
Vehicle.The present embodiment is only illustrated by taking folding tricycle 100 as an example.
Fig. 2 is the decomposition texture schematic diagram of folding tricycle 100 provided in this embodiment.Please refer to Fig. 2, the present embodiment
In, front frame group 110 includes handlebar 112, front fork 113, front-wheel 114 and front fork casing 115, and one end of front fork 113 passes through front fork
Casing 115 is connect with front-wheel 114, and the other end of front fork 113 is connect with handlebar 112, and front fork 113 connects with the rotation of front fork casing 115
It connects.
In the present embodiment, front fork casing 115 is used for and Rear frame group 120 is connected by locking device 200.
Rear frame group 120 includes 121, two steering assemblies 122 of stand tube group and two trailing wheels 123, and stand tube group 121 is wrapped
The after-poppet pipe 1211 of two interconnections is included, two trailing wheels 123 pass through two steering assemblies 122 and two after-poppet pipes respectively
1211 free end connection.
It is understood that by the steering assembly 122, two trailing wheels 123 can with respect to two 1211 turns of after-poppet pipes
To convenient for collecting.
The connecting pin of two after-poppet pipes 1211 is used for and front frame group 110 connects.
Locking device 200 includes that 220, two, the seat joint holding part 230 of the first connecting joint 210, two and two press
Moving part 240.
Two seats joint 220 is located at the both sides of the first connecting joint 210, and is each passed through 210 phase of the first connecting joint
It connects, forms the second connecting joint.
Two holding parts 230 are located between seat joint 220 and the first connecting joint 210, two holding parts
230 are slidably connected with the first connecting joint 210 respectively, and two are each passed through two seats joint 220 by moving part 240, and respectively
It is supported with two holding parts 230, to press holding part 230, and the state that holding part 230 and the second connecting joint are detached from
Under, the second connecting joint can be rotated relative to the first connecting joint 210, and two holding parts 230 connect pass with two second respectively
In the state of saving clamping, the second connecting joint and 210 clamping of the first connecting joint.
It is understood that the front fork casing 115 of front frame group 110 is connect with one end of the first connecting joint 210, rear car
The connecting pin of two after-poppet pipes 1211 of frame group 120 is connect with one end of the second connecting joint.
Fig. 3 is the structural schematic diagram of the first connecting joint 210 of folding tricycle 100 provided in this embodiment.It please refers to
Fig. 3, in the present embodiment, 210 one end of the first connecting joint is provided with the first engaging lug 211, and the first engaging lug 211 offers first
Link slot.First link slot and front fork casing 115 connect.
Also, the both sides of the first connecting joint 210 respectively offer third tooth socket 212 and the 4th tooth socket 213.
In the present embodiment, the groove width of third tooth socket 212 and the 4th tooth socket 213 is unequal, and is spaced setting.Third tooth socket
212 and the 4th tooth socket 213 be respectively used to and holding part 230 coordinate.
Fig. 4 is the structural schematic diagram of the holding part 230 of folding tricycle 100 provided in this embodiment.Fig. 4 is please referred to, this
In embodiment, holding part 230 is irregular gear, and holding part 230 includes 231 and second teeth portion of spaced first teeth portion
232, the first teeth portion 231 and the second teeth portion 232 are respectively used to coordinate with third tooth socket 212 and the 4th tooth socket 213.
In the present embodiment, the width of the first teeth portion 231 and the second teeth portion 232 is unequal.Also, the first teeth portion 231 and
The quantity of two teeth portion 232 is multiple, and is annularly staggered.
Fig. 5 is the assembling structure schematic diagram of the holding part 230 of folding tricycle 100 provided in this embodiment.Incorporated by reference to ginseng
According to Fig. 4 and Fig. 5, in the present embodiment, two holding parts 230 are convexly equipped with linkage section 233, and folding tricycle 100 further includes linkage
The linkage section 233 of part 201, two holding parts 230 is each passed through the first connecting joint 210 and is connected by STATEMENT OF FEDERALLY SPONSORED 201.
Preferably, two linkage sections 233 offer skewed slot 2331, and STATEMENT OF FEDERALLY SPONSORED 201 is slidably connected with two skewed slots 2331.
It is understood that two holding parts 230 can realize gearing by STATEMENT OF FEDERALLY SPONSORED 201.Therefore, the present embodiment provides
Its locking device 200 of folding tricycle 100 by arbitrarily pressing one by moving part 240, or press two simultaneously by moving part
240 may be implemented the pressing to two holding parts 230, to adjust the company in two seats joint 220 and the first connecting joint 210
Connect relationship.
Fig. 6 is the structural schematic diagram in the seat joint 220 of folding tricycle 100 provided in this embodiment.Fig. 6 is please referred to,
In the present embodiment, two seats joint 220 is spaced apart and is equipped with the first tooth socket 221 and the second tooth socket 223,221 He of the first tooth socket
Second tooth socket 223 is correspondingly arranged with the first teeth portion 231 and the second teeth portion 232 respectively.
Likewise, the groove width of the first tooth socket 221 and the second tooth socket 223 is unequal.
It should be noted that the first tooth socket 221 and third tooth socket 212 and the second tooth socket 223 and the 4th tooth socket 213 difference
It is staggered.
It is to be appreciated that holding part 230 can selectively engage with seat joint 220, so that seat joint 220
It is locked with the first connecting joint 210, seat joint 220 cannot be rotated relative to the first connecting joint 210,110 He of front frame group
Rear frame.By moving part 240 press effect under, holding part 230 it is also an option that property engage with the first connecting joint 210,
So that seat joint 220 and the first connecting joint 210 unlock, seat joint 220 and the first connecting joint 210 can
It relatively rotates, to realize the rotary folding of front frame group 110 and Rear frame group 120.
Seat joint 220 is both provided with slide guide column 224, and two slide guide columns 224 are each passed through the first connecting joint 210 and phase
It connects, two holding parts 230 are respectively sleeved at 224 periphery of slide guide column, and are slidably connected with slide guide column 224.
The one end in two seats joint 220 is both provided with the second engaging lug 225, and two engaging lugs connect and form the second company
Access slot.Second link slot with the connecting pin of two after-poppet pipes 1211 for connecting.
In the present embodiment, seat joint 220 offers through-hole 226, and through-hole 226 is used for and coordinates by moving part 240.
Fig. 7 is the structural schematic diagram by moving part 240 of folding tricycle 100 provided in this embodiment.Fig. 7 is please referred to, this
In embodiment, includes pressing lever 241 by moving part 240, pass through through-hole 226 by lever 241 and supported with holding part 230.
There is block 242 by the end set of lever 241, block 242 is supported with 220 selectivity of seat joint, by lever 241
It is slidably connected with through-hole 226.
Please continue to refer to Fig. 2, in the present embodiment, locking device 200 further includes two elastic components 250, two elastic components 250
It is fastened in respectively between a holding part 230 and the first connecting joint 210.
Preferably, elastic component 250 is spring.
It is understood that elastic component 250 can be provided by 241 reset response power of lever, realize that automation is pressed.
Fig. 8 is second of usage state diagram of folding tricycle 100 provided in this embodiment.Incorporated by reference to referring to Fig.1 and figure
8, folding tricycle 100 provided in this embodiment is in use, can be real by the steering-effecting of the selectivity of locking device 200
Gathering or the opening of existing Rear frame group 120 and front frame group 110, it is easy to use and convenient for collecting.
To sum up, locking device 200 provided in this embodiment can drive holding part 230 to act by moving part 240, so that
In the state of obtaining 210 clamping of holding part 230 and the first connecting joint, the second connecting joint can be with respect to the first connecting joint 210
Rotation, to the folding of the first connecting joint 210 and the second connecting joint.Or locking device 200 can band by moving part 240
Dynamic holding part 230 acts so that in the state of 210 clamping of holding part 230 and the first connecting joint, the second connecting joint and first
210 clamping of connecting joint, to realize that the first connecting joint 210 and the fixed of the second connecting joint use, simple in structure, operation
It is convenient.
It is provided in this embodiment to fold bicycle, due to using locking device 200 provided in this embodiment, front frame group
110 and Rear frame group 120 can be conveniently realized by locking device 200 folding or it is fixed use, convenience in transport and storage.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of locking device, which is characterized in that including the first connecting joint, two seats joint, two holding parts and two
By moving part；
Two seat joints are located at the both sides of first connecting joint, and it is mutual to be each passed through first connecting joint
Connection forms the second connecting joint；Two holding parts are located at a seat joint and first connection is closed
Between section, two holding parts are slidably connected with the first connecting joint respectively, and two institutes are each passed through by moving part described in two
State seat joint, and supported respectively with two holding parts, to press the holding part, and make the holding part with it is described
In the state that second connecting joint is detached from, second connecting joint can be rotated relative to first connecting joint, two institutes
Holding part is stated respectively in the state of two the second connecting joint clampings, and second connecting joint is connect with described first
Joint clamping.
2. locking device as described in claim 1, which is characterized in that two holding parts include spaced first
Teeth portion and the second teeth portion, two seat joints be spaced apart be equipped with the first tooth socket and the second tooth socket, first tooth socket and
Second tooth socket is correspondingly arranged with first teeth portion and second teeth portion respectively, and the both sides of first connecting joint are equal
Offer third tooth socket and the 4th tooth socket respectively, the third tooth socket and the 4th tooth socket respectively with first teeth portion and institute
The second teeth portion is stated to be correspondingly arranged；First tooth socket and the third tooth socket and second tooth socket and the 4th tooth socket point
It is not staggered.
3. locking device as claimed in claim 2, which is characterized in that two holding parts are convexly equipped with linkage section, described
Locking device further includes STATEMENT OF FEDERALLY SPONSORED, and the linkage section of two holding parts is each passed through first connecting joint and by described
STATEMENT OF FEDERALLY SPONSORED connects.
4. locking device as claimed in claim 3, which is characterized in that two linkage sections offer skewed slot, described
Moving part is slidably connected with two skewed slots.
5. locking device as claimed in claim 2, which is characterized in that the locking device further includes two elastic components, two
Elastic component is fastened in respectively between a holding part and first connecting joint.
6. locking device as claimed in claim 2, which is characterized in that the quantity of first teeth portion and second teeth portion is equal
To be multiple, and annularly it is staggered.
7. locking device as described in claim 1, which is characterized in that the seat joint is both provided with slide guide column, two institutes
It states slide guide column to be each passed through first connecting joint and be connected with each other, two holding parts are respectively sleeved at the slide guide column
Periphery, and be slidably connected with the slide guide column.
8. locking device as described in claim 1, which is characterized in that the seat joint offers through-hole, described to press moving part
It is described to pass through the through-hole by lever and supported with the holding part including pressing lever；It is described to have gear by the end set of lever
Block, the block is selectively supported with the seat joint, described to be slidably connected by lever and the through-hole.
9. locking device as described in claim 1, which is characterized in that first connecting joint one end is provided with the first connection
Ear, first engaging lug offer the first link slot；The one end in two seat joints is both provided with the second engaging lug, and two
A engaging lug connects and forms the second link slot.
10. one kind folding bicycle, which is characterized in that including front frame group, Rear frame group and such as claim 1-9 any one
The locking device；The front frame group is connect with one end of first connecting joint, the Rear frame group and described the
One end of two connecting joints connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257926.2U CN207955901U (en) | 2018-02-13 | 2018-02-13 | Locking device and fold bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257926.2U CN207955901U (en) | 2018-02-13 | 2018-02-13 | Locking device and fold bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207955901U true CN207955901U (en) | 2018-10-12 |
Family
ID=63739373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820257926.2U Active CN207955901U (en) | 2018-02-13 | 2018-02-13 | Locking device and fold bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207955901U (en) |
-
2018
- 2018-02-13 CN CN201820257926.2U patent/CN207955901U/en active Active
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