CN207466869U - A kind of crossbeam retaining mechanism and mother and baby's bicycle - Google Patents
A kind of crossbeam retaining mechanism and mother and baby's bicycle Download PDFInfo
- Publication number
- CN207466869U CN207466869U CN201720880908.5U CN201720880908U CN207466869U CN 207466869 U CN207466869 U CN 207466869U CN 201720880908 U CN201720880908 U CN 201720880908U CN 207466869 U CN207466869 U CN 207466869U
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- Prior art keywords
- pipe
- crossbeam
- ring
- beam ring
- retaining mechanism
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Abstract
This application discloses a kind of crossbeam retaining mechanism, including：First crossbeam pipe, second cross beam pipe and third beam pipe, the both ends of the first crossbeam pipe are respectively sleeved on second cross beam pipe and third beam pipe, one or more than one notch are opened up at the both ends of first crossbeam pipe, further includes and overturns and control flexible locking device corresponding to being used to implement before and after crossbeam position for the notch position.The utility model has the advantages that：It is simple in structure, another object is compressed using the fixed block across annulus or plate, it realizes in mother and baby's horizontal bicycle beam column position, it both can the front and rear overturning centered on crossbeam by bicycle beam pipe, can beam pipe and bicycle beam pipe be locked with gapless after overturning, it conveniently rides or variable body is carried out, and can realize and stretch between three pipes of beam pipe position and fixed, reduce volume when convenient for collecting does not influence the function that function and variable body are carried out of riding again.
Description
Technical field
The utility model is related to a kind of crossbeam retaining mechanism and mother and baby's bicycles.
Background technology
At present, the locking device of crossbeam is generally disclosed using locking beam ring, such as the patent of ZL201310348393.0
A kind of locking device is axially arranged with the casing of guide groove including upper port along wall body, is inserted into the insertion tube of the casing, is placed on casing
The beam ring folder of port outer circle is connected to the Camlock handle of beam ring folder openend.The significant drawback of the prior art is structure ratio
It is more complicated, it is impossible to realize that the front and rear overturning in crossbeam position and left and right are flexible, therefore, using upper extremely inconvenient.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency provides a kind of crossbeam retaining mechanism, simple in structure, can
Realize the flexible goal of the invention for having no gap locking of the front and rear overturning in crossbeam position and left and right.
To achieve these goals, the technical solution adopted in the utility model is：A kind of crossbeam retaining mechanism, feature exist
In, including：First crossbeam pipe, second cross beam pipe and third beam pipe, the both ends of the first crossbeam pipe are respectively sleeved at second
Beam pipe is on third beam pipe, opening up more than one notch at the both ends of first crossbeam pipe, further including corresponding to institute
That states notch position is used to implement the front and rear locking device overturn and left and right is flexible in crossbeam position.
Further, the second cross beam pipe and third beam pipe are provided with more than one groove, in the described second horizontal stroke
Second beam ring and the first beam ring be also set respectively above beam pipe and third beam pipe, second beam ring and the first beam ring band respectively
There are one above tongue, the groove is equipped with the tongue.
Further, a fixed connecting rod is connected between second beam ring and the plane position of the first beam ring.
Further, second beam ring and the first beam ring are fixedly connected one or more the screw locking in bar position.
Further, it is described that the third beam with more than one tongue is installed respectively on the both sides top of first crossbeam pipe
Tongue above ring and the 4th beam ring, wherein third beam ring and the 4th beam ring corresponds to the notch for being embedded in first crossbeam pipe respectively
On, while a screw is installed respectively for fixing third beam ring and first crossbeam respectively above third beam ring and the 4th beam ring
Pipe and the 4th beam ring and first crossbeam pipe.
Further, the third beam ring and the 4th beam ring outer surface are respectively provided with two grooves, in the fixed connecting rod
The position for being respectively aligned to third beam ring and the 4th beam ring above is equipped with the locking device.
Further, the locking device includes the first lock screw and the second lock screw.
Further, the locking device includes the first fast lock handle and the second fast lock handle.
Further, the fast lock handle includes：Two bottom sides have the cylinder of protrusion respectively, have eccentric circular hole on cylinder,
Intermediate pivot pin with threaded hole, gasket, the positive radian of gasket is suitable with fast lock handle base, the arc at the gasket back side
, isolation board consistent with the radian of isolation board is spent, the connecting rod of TBE (threaded both ends) is threaded the fixed block in hole and for solid
Two annular seatings of fixed fast lock handle.
The utility model also provides a kind of mother and baby's bicycle, and including crossbeam retaining mechanism, the crossbeam retaining mechanism includes：
First crossbeam pipe, second cross beam pipe and third beam pipe, the both ends of the first crossbeam pipe be respectively sleeved at second cross beam pipe with
On third beam pipe, more than one notch is opened up at the both ends of first crossbeam pipe, is further included corresponding to the notch position
That puts is used to implement the front and rear locking device overturn and left and right is flexible in crossbeam position.
The beneficial effects of the utility model are：
It is simple in structure, another object is compressed using the fixed block across annulus or plate, is realized in mother and baby's horizontal bicycle
Beam column position, both can the front and rear overturning centered on crossbeam by bicycle beam pipe, can beam pipe and bicycle beam pipe be locked with gapless after overturning,
It conveniently rides or variable body is carried out, and can realize flexible and fixation between three pipes of beam pipe position, subtract when convenient for collecting
Small size does not influence the function that function and variable body are carried out of riding again.
Description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, forms the part of the application, this Shen
Illustrative embodiments and their description please do not form the improper restriction to the application for explaining the application.In the accompanying drawings：
Fig. 1 is the structure diagram of the crossbeam retaining mechanism of the utility model；
Fig. 2 is the decomposition texture schematic diagram of the crossbeam retaining mechanism of the utility model；
Fig. 3 is the embodiment schematic diagram of the crossbeam retaining mechanism of the utility model；
Fig. 4 is the schematic diagram of the crossbeam retaining mechanism of the utility model；
Fig. 5 is the decomposition texture schematic diagram of the fast lock handle of the utility model.
Reference numeral is illustrated：
10- first crossbeam pipes, 20- second cross beam pipes, 30- third beam pipes, 40- fixation connecting rods, the second beam rings of 21-,
The 4th beam rings of 22-, the first beam rings of 31-, 32- third beam rings, the first lock screws of 43-, the second lock screws of 45-, 23- second are horizontal
Beam pipe groove, 211- the second beam ring tongues, 471- third screws, the 4th screws of 473-, the 5th screws of 475-, the 6th spiral shells of 477-
Silk, 11- first crossbeam pipe otch, the groove on the 4th beam rings of 225-, the tongue on the inside of the 4th beam rings of 229-, 70- lock hand soon
Handle, 71- eccentric circular holes, 72- annular seatings, 73- pivot pins, 74- gaskets, 75- isolation boards, the connecting rod of 76- TBE (threaded both ends)s, 77-
It is threaded the fixed block in hole
Specific embodiment
Some vocabulary has such as been used to censure specific components in specification and claim.Those skilled in the art should
It is understood that hardware manufacturer may call same component with different nouns.This specification and claims are not with name
The difference of title is used as the mode for distinguishing component, but is used as the criterion of differentiation with the difference of component functionally.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer in receivable error range, those skilled in the art can be described within a certain error range solution
Technical problem basically reaches the technique effect.Specification subsequent descriptions are to implement the better embodiment of the application, so described
Description is for the purpose of the rule for illustrating the application, is not limited to scope of the present application.The protection domain of the application
When subject to appended claims institute defender.
Please refer to Fig. 1, the crossbeam retaining mechanism of the utility model, including：First crossbeam pipe, second cross beam pipe are horizontal with third
Liang Guan, the both ends of the first crossbeam pipe are respectively sleeved on second cross beam pipe and third beam pipe, in first crossbeam pipe
Both ends open up one or more than one notch, further include corresponding to the notch position be used to implement crossbeam position before
The locking device that overturning and left and right are stretched afterwards.
Preferably, the second cross beam pipe and third beam pipe setting there are one or more than one groove, described
Second beam ring and the first beam ring, second beam ring and the first beam ring are also set respectively above second cross beam pipe and third beam pipe
One or more than one tongue are respectively provided with, the groove is equipped with the tongue.
Preferably, a fixed connecting rod is connected between second beam ring and the plane position of the first beam ring.
Preferably, second beam ring and the first beam ring are fixedly connected one or one or more the screw in bar position
Locking.
Preferably, it is described install respectively on the both sides top of first crossbeam pipe band there are one or more than one tongue
Correspondence is embedded in first crossbeam pipe to tongue above third beam ring and the 4th beam ring, wherein third beam ring and the 4th beam ring respectively
One screw is installed respectively for fixing third beam ring and the first horizontal stroke respectively on notch, while above third beam ring and the 4th beam ring
Liang Guan and the 4th beam ring and first crossbeam pipe.
Preferably, the third beam ring and the 4th beam ring outer surface are respectively provided with two grooves, on the fixed connecting rod
Face is respectively aligned to third beam ring and the position of the 4th beam ring is equipped with the locking device.
Preferably, the locking device includes the first lock screw and the second lock screw.
Preferably, the locking device includes the first fast lock handle and the second fast lock handle.
Opening the first screw of locking and the second screw of locking either can be with after the first fast lock handle or the second fast lock handle
Realizing can be relative to the crossbeam rotation, overturning of two front-wheels of connection, so as to which riding condition be turned by bicycle rear and front-axle beam
Cart state is changed to, can also realize can be stretched between first crossbeam pipe and second cross beam pipe, third beam pipe with left and right directions；Lock
After tight or the first screw and the second screw of locking either shut the first fast lock handle or the second fast lock handle, either in cart
First crossbeam pipe, second cross beam pipe, third beam pipe are all that locking is integrated under state or cycling state, and three pipes are mutual
Gapless will not relatively move, in order to carry out or ride.
Preferably, the fast lock handle includes：Two bottom sides have the cylinder of protrusion respectively, have eccentric circular hole on cylinder, in
Between pivot pin with threaded hole, gasket, the positive radian of gasket is suitable with fast lock handle base, the radian at the gasket back side
Consistent with the radian of isolation board, isolation board, the connecting rod of TBE (threaded both ends) is threaded the fixed block in hole and term is fixed
Two annular seatings of fast lock handle.When shutting fast lock handle, since the axle center hole for locking handle base soon is eccentric circular hole, so
When under handle opening state, off-centre operation apart from the big position in cylinder outer ring downward, when under state in handle lock, off-centre operation distance circle
Downward, so as to which fixed block be controlled to move up and down, play the role of compressible or unclamp in the small position in column outer ring
The utility model also provides a kind of mother and baby's bicycle, which includes vehicle frame, and vehicle frame front end is equipped with children
Seat and front-wheel, rear end are equipped with trailing wheel, vehicle seat and power plant are additionally provided on vehicle frame；The bicycle beam of vehicle frame can be relative to vehicle frame
Cross bar rotation, so as to which riding condition is converted to cart state, the crossbeam of two front-wheels of mother and baby's bicycle beam and connection leads to
It crosses crossbeam locking mechanism and reaches following effect：(1), the first screw of locking and the second screw of locking or the first fast lock handle are opened
Or second can realize after fast lock handle by bicycle rear and front-axle beam can relative to two front-wheels of connection crossbeam rotation,
Overturning, so as to which riding condition is converted to cart state；(2), locking or the first screw and the second screw of locking or the is shut
After one fast lock handle or the second fast lock handle, first crossbeam pipe, the second horizontal stroke either under cart state or cycling state
Liang Guan, third beam pipe are all that locking is integrated, and the three mutual gaplesss of pipe will not relatively move, in order to carrying out or
It rides；(3), the second spiral shell of the first screw of locking and locking is being opened between first crossbeam pipe and second cross beam pipe, third beam pipe
Silk can either stretch after the first fast lock handle or the second fast lock handle, can reduce volumetric in storage to reach.
Preferably, the crossbeam between two front-wheels is by first crossbeam pipe and three second cross beam pipe, third beam pipe pipes
Be composed, wherein second cross beam pipe, third beam pipe be respectively welded in the head tube on the left of mother and baby's bicycle and right side or
Second cross beam pipe, third beam pipe make the one of perpendicular shape each other with the head tube on the left of mother and baby's bicycle and right side respectively
Pipe, wherein second cross beam pipe and third beam pipe be band there are one or more than one groove (what this example took is two recessed
Slot), the second beam ring and the first beam ring are respectively provided with one or more than one tongue, are attached separately to second cross beam pipe, third
Above beam pipe, the groove above the tongue and second cross beam pipe and third beam pipe above the second beam ring and the first beam ring corresponds to
It inlays together, is connected between the plane position of the second beam ring and the first beam ring with a fixed connecting rod, the connection of the second beam ring is solid
Determine one or one or more screw locking of connecting rod position, present case is two screws, respectively the 5th screw, the 6th spiral shell
Silk, the first beam ring are fixedly connected one or one or more the screw locking in bar position, and present case is two screws, distinguish
For third screw, the 4th screw (see Fig. 1, Fig. 2, Fig. 3).
Preferably, first crossbeam pipe is respectively fitted on second cross beam pipe and third beam pipe, wherein first crossbeam pipe
One or more than one notch (being out two notches in this example) have been opened in both ends, are pushed up in the both sides of first crossbeam pipe
End is installed respectively there are one bands or the third beam ring and the 4th beam ring of more than one tongue, wherein third beam ring and the 4th beam
Correspondence is embedded on the notch of first crossbeam pipe, while pacify respectively above third beam ring and the 4th beam ring tongue above ring respectively
First screw, the second screw are filled for fixing third beam ring and first crossbeam pipe and the 4th beam ring and first crossbeam respectively
Pipe, so that third beam ring and the 4th beam ring are integrated with first crossbeam pipe fixed bit respectively.
Preferably, in addition third beam ring and the 4th beam ring outer surface are respectively provided with two grooves, the two groove locations, just
It is to correspond to mother and baby's bicycle respectively under riding condition and under variable body perambulator implementation state, for allowing lock screw or fixation
The groove location of block locking is respectively aligned to the position of third beam ring and the 4th beam ring, respectively installation locking on fixed connecting rod
First screw and the second screw of locking install a quick lock mechanism in the two positions respectively, and the mechanism by locking handle soon
(there are the cylinder of protrusion in handle base both sides respectively, have eccentric circular hole on cylinder, for installing pivot pin), intermediate axis with threaded hole
Pin, gasket (the positive radian of gasket with soon lock handle base it is suitable, the radian at the gasket back side is consistent with the radian of isolation board), every
From plate (isolation board can be plane straight panel either with cambered plate, can also be round beam ring etc.), TBE (threaded both ends)
Connecting rod, the fixed block for being threaded hole, fixed fast lock handle two annular seatings composition, Fig. 5 is referred to, when tightening locking first
Locking screw screw or connection are fast when screw and the second screw of locking either shut the first fast lock handle and the second fast lock handle
The fixed block of lock handle can hold out against the groove location of third beam ring and the 4th beam ring (due to locking the axle center hole of handle base soon respectively
Eccentric circular hole, so under the handle opening state, off-centre operation apart from the big position in cylinder outer ring downward, when state in handle lock
Under, off-centre operation downward, so as to which fixed block be controlled to move up and down, plays compressible or unclamps the apart from the small position in cylinder outer ring
The effect of three beam rings, the 4th beam ring), be integrated so as to fixed third beam ring, the 4th beam ring, first crossbeam pipe, mutually it
Between be not in rotation and movement, the reason of additionally, due to reaction force, the fixation of locking screw screw or the fast lock handle of connection
Block at the tongue position for holding out against third beam ring and the 4th beam ring respectively, can negative direction pull the first beam ring, the second beam ring and
Third beam pipe, second cross beam pipe, it is final so that the first beam ring, the second beam ring, third beam ring, the 4th beam ring, the first horizontal stroke
All locking is integrated for Liang Guan, second cross beam pipe, third beam pipe, fixed connecting rod, they are not in rotation between each other
And movement, in this way in order to which mother and baby's cycling and variable body perambulator are carried out；The first screw and locking second are locked when unscrewing
Locking screw screw or the compact heap of fast lock handle control when screw either opens the first fast lock handle and the second fast lock handle
The groove of third beam ring, the 4th beam ring can be left, mother and baby's bicycle in this way under riding condition can be horizontal connection first
Bicycle beam, cushion and the trailing wheel part of beam pipe can be overturn with second cross beam pipe, 3 for the center of circle, be become as can be under implementation state
Then mother and baby's bicycle tightens the first screw of locking and the second screw of locking or fastening first lock handle and second soon again
Fast lock handle so that locking screw screw or the compact heap insertion third beam ring of fast lock handle control, the groove of the 4th beam ring, and
Fastening is squeezed, is carried out with facilitating.
Several preferred embodiments of the application have shown and described in above description, but as previously described, it should be understood that the application
Be not limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and available for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through in application contemplated scope described herein
It is modified.And changes and modifications made by those skilled in the art do not depart from spirit and scope, then it all should be in this Shen
It please be in the protection domain of appended claims.
Claims (10)
1. a kind of crossbeam retaining mechanism, which is characterized in that including：First crossbeam pipe, second cross beam pipe and third beam pipe, it is described
The both ends of first crossbeam pipe are respectively sleeved at second cross beam pipe on third beam pipe, being opened up at the both ends of first crossbeam pipe
More than one notch further includes and overturns and control what is stretched corresponding to being used to implement before and after crossbeam position for the notch position
Locking device.
2. crossbeam retaining mechanism according to claim 1, which is characterized in that the second cross beam pipe and third beam pipe are set
More than one groove is equipped with, the second beam ring and the first beam are also set respectively on the second cross beam pipe and third beam pipe
Ring, second beam ring and the first beam ring are respectively provided with more than one tongue, and the groove is equipped with the tongue.
3. crossbeam retaining mechanism according to claim 2, which is characterized in that the plane of second beam ring and the first beam ring
A fixed connecting rod is connected between position.
4. crossbeam retaining mechanism according to claim 3, which is characterized in that second beam ring connect solid with the first beam ring
Connecting rod position is determined with one or more screw locking.
5. crossbeam retaining mechanism according to claim 1, which is characterized in that described on the both sides top of first crossbeam pipe point
The third beam ring and the 4th beam ring of more than one tongue, the wherein tongue above third beam ring and the 4th beam ring An Zhuan not carried
Correspondence is embedded on the notch of first crossbeam pipe respectively, while is installed a screw above third beam ring and the 4th beam ring respectively and used
In fixed third beam ring respectively and first crossbeam pipe and the 4th beam ring and first crossbeam pipe.
6. crossbeam retaining mechanism according to claim 5, which is characterized in that the third beam ring and the 4th beam ring outer surface
Be respectively provided with two grooves, be respectively aligned on the fixed connecting rod third beam ring and the 4th beam ring position be equipped with it is described
Locking device.
7. crossbeam retaining mechanism according to claim 6, which is characterized in that the locking device includes the first lock screw
With the second lock screw.
8. crossbeam retaining mechanism according to claim 6, which is characterized in that the locking device includes the first fast lock handle
With the second fast lock handle.
9. crossbeam retaining mechanism according to claim 8, which is characterized in that the fast lock handle includes：Two bottom sides point
Do not have the cylinder of protrusion, there is eccentric circular hole on cylinder, intermediate pivot pin with threaded hole, gasket, the positive radian of gasket with
Fast lock handle base is suitable, and the radian at the gasket back side is consistent with the radian of isolation board, isolation board, the connection of TBE (threaded both ends)
Bar, the fixed block for being threaded hole and two annular seatings for fixed fast lock handle.
10. a kind of mother and baby's bicycle, it is characterised in that：Including crossbeam retaining mechanism, the crossbeam retaining mechanism includes：First is horizontal
Liang Guan, second cross beam pipe and third beam pipe, the both ends of the first crossbeam pipe are respectively sleeved at second cross beam pipe and third horizontal stroke
On beam pipe, more than one notch is opened up at the both ends of first crossbeam pipe, further includes the use corresponding to the notch position
The locking device that overturning and left and right are stretched before and after crossbeam position is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720880908.5U CN207466869U (en) | 2017-07-20 | 2017-07-20 | A kind of crossbeam retaining mechanism and mother and baby's bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720880908.5U CN207466869U (en) | 2017-07-20 | 2017-07-20 | A kind of crossbeam retaining mechanism and mother and baby's bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207466869U true CN207466869U (en) | 2018-06-08 |
Family
ID=62256512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720880908.5U Expired - Fee Related CN207466869U (en) | 2017-07-20 | 2017-07-20 | A kind of crossbeam retaining mechanism and mother and baby's bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207466869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194323A (en) * | 2021-12-17 | 2022-03-18 | 苏州东大金点物联科技有限公司 | Foldable public bicycle |
-
2017
- 2017-07-20 CN CN201720880908.5U patent/CN207466869U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194323A (en) * | 2021-12-17 | 2022-03-18 | 苏州东大金点物联科技有限公司 | Foldable public bicycle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180608 Termination date: 20190720 |