CN106949364A - A kind of variable-diameter Quick Release fastener - Google Patents
A kind of variable-diameter Quick Release fastener Download PDFInfo
- Publication number
- CN106949364A CN106949364A CN201710378441.9A CN201710378441A CN106949364A CN 106949364 A CN106949364 A CN 106949364A CN 201710378441 A CN201710378441 A CN 201710378441A CN 106949364 A CN106949364 A CN 106949364A
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- China
- Prior art keywords
- main body
- cantilever
- main shaft
- ratchet
- variable
- 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.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 210000000078 claw Anatomy 0.000 claims abstract description 34
- 238000010276 construction Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 8
- 239000002360 explosive Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229960001866 silicon dioxide Drugs 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 240000008866 Ziziphus nummularia Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229920001821 foam rubber Polymers 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2/00—Friction-grip releasable fastenings
- F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
- F16B2/18—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using cams, levers, eccentrics, or toggles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of variable-diameter Quick Release fastener, including main body and cantilever, wherein, the connecting portion for being connected with external equipment is provided with main body, body first end is hinged with cantilever first end, body second end is provided with non-return retaining mechanism, and the end of cantilever second is provided with claw, and claw, which is used to coordinate with non-return retaining mechanism, makes cantilever surround annular anchor ear structure with main body；When in use, one in main body and cantilever need to be only arranged at by fastener side, then another for making in main body and cantilever is bypassed by fastener until claw is contacted with non-return retaining mechanism, at this moment it is located at by fastener in the annular anchor ear structure that main body is surrounded with cantilever, finally promotes main body and/or cantilever until annular anchor ear structure will be locked by fastener；Said apparatus is simple in construction, is easy to carry and operates, and can realize the step-less adjustment of internal diameter, and flexibility and adaptability are stronger, and only need to increase the claw number of teeth can increase adjustable range, therefore can have larger adjustable range.
Description
Technical field
The present invention relates to Transit Equipment technical field, more particularly to a kind of variable-diameter Quick Release fastener.
Background technology
With the rise of outdoor exercises, people record in time in the urgent need to a kind of compact portable and water, shock camera
Influence in motion, moving camera is in this environment to arising at the historic moment.When in use, moving camera is generally required by fixed branch
Frame is fixed on the handlebar of bicycle or motorcycle, and this is accomplished by the handlebar that fixed support can adapt to different-diameter, and energy
Enough fast assembling-disassemblings.
However, although current fixed support can be adjusted within the specific limits, adjustable range is limited, and portion support needs
Regulation can be realized by being equipped with multiple components, not readily portable and operation, also portion support can only by limited gear come
Regulation is realized, flexibility and adaptability are poor.
Therefore, how to improve support bracket fastened structure, make its simple in construction, be easy to carry and operate, can be in larger model
Interior regulation is enclosed, with stronger flexibility and adaptability, as those skilled in the art's important technological problems urgently to be resolved hurrily.
The content of the invention
In view of this, the invention provides a kind of variable-diameter Quick Release fastener, make its simple in construction to reach, be easy to
Carry and operate, can be in interior regulation in a big way, the purpose with stronger flexibility and adaptability.
To achieve the above object, the present invention provides following technical scheme：
Being provided with a kind of variable-diameter Quick Release fastener, including main body and cantilever, the main body is used for and outside
The connecting portion of equipment connection, the first end of the main body and the first end of the cantilever are hinged, and the second end of the main body is set
There is non-return retaining mechanism, the second end of the cantilever is provided with claw, and the claw is used to coordinate with the non-return retaining mechanism
The cantilever is set to surround annular anchor ear structure with the main body.
Preferably, two support arms are also hinged with one in the main body and the cantilever, the main body and described outstanding
The track for coordinating with two support arms is formed with another in arm, two support arms can match somebody with somebody with the track
Close and mutually draw close with being fitted by fastener.
Preferably, one in the main body and the cantilever is additionally provided with the first cushion between two support arms,
The both wings of first cushion contact at two support arms respectively, two support arms is had the trend being located remotely from each other.
Preferably, in the main body and the cantilever second relative with first cushion is additionally provided with another
Cushion, when being in extreme position between the main body and the cantilever, the two ends of first cushion are in two support arms
Draw close to form air ring to the two ends of second cushion under effect.
Preferably, the non-return retaining mechanism includes：
Main shaft, can movably be arranged in the main body along itself axial reciprocating；
Linkage gear, be rotationally arranged with the main shaft, and can be engaged with the claw；
Non-return piece and the first elastic component, the non-return piece are sheathed on the main shaft and circumferentially fixed with the main shaft, and
It can be axially moveable, be provided with one in the non-return piece surface relative with the linkage gear with the main shaft
At least one first ratchet, is provided with multiple the second circumferentially distributed ratchets on another, first elastic component is used to make
The linkage gear is in close contact with the non-return piece, when the main shaft is in the first extreme position, first ratchet and institute
The second ratchet engagement is stated to prevent the claw from exiting the non-return retaining mechanism, when the main shaft is in the second extreme position,
First ratchet is separated with second ratchet.
Preferably, first elastic component is arranged between the main body and the non-return piece, is provided with the main shaft
The non-return piece is pressed on the step surface by step surface, first elastic component.
Preferably, the non-return retaining mechanism also includes being arranged at side of the linkage gear away from the non-return piece
Inside enter part and the second elastic component, it is described in enter part and be sheathed on the main shaft and circumferentially fixed with the main shaft, it is described in enter part
At least one the 3rd ratchet is provided with one in the surface relative with the linkage gear, the 4th spine is provided with another
Tooth, the main shaft be in the first extreme position when, second elastic component by it is described it is interior enter part be pressed on the linkage gear
Make the 3rd ratchet with the 4th ratchet engagement to prevent the claw from exiting at the non-return retaining mechanism, the main shaft
When the second extreme position, the 3rd ratchet is separated with the 4th ratchet.
Preferably, the non-return retaining mechanism also includes the lever for being connected to described main shaft one end.
Preferably, the lever includes main part and is arranged at the cam part of described main part one end, the cam
Portion is hinged with the main shaft, and the main shaft turns with the rotation of the cam part between the first extreme position and the second extreme position
Change.
Preferably, the connecting portion is to be arranged at stud of the main body away from the cantilever side.
From above-mentioned technical proposal as can be seen that the variable-diameter Quick Release fastener that provides of the present invention, including main body and
Cantilever, wherein, the connecting portion for being connected with external equipment is provided with main body, the first end of main body and the first end of cantilever are cut with scissors
Connect, the second end of main body is provided with non-return retaining mechanism, and the second end of cantilever is provided with claw, and claw is used for and non-return locking machine
Structure, which coordinates, makes cantilever surround annular anchor ear structure with main body；
When in use, one in main body and cantilever need to be only arranged at by the side of fastener, then makes main body and outstanding
Another in arm is bypassed by fastener until claw is contacted with non-return retaining mechanism, is at this moment located at main body and cantilever by fastener
In the annular anchor ear structure surrounded, main body and cantilever are finally promoted until annular anchor ear structure will be locked by fastener；Thus may be used
See, above-mentioned variable-diameter Quick Release fastener is simple in construction, participation of the regulation process without other parts, be easy to carry and
Operation, and the cooperation of claw and non-return retaining mechanism can realize the step-less adjustment of internal diameter, flexibility and adaptability are stronger, simultaneously
The adjustable range of the device is related to the number of teeth of claw, and only need to increase the number of teeth can increase adjustable range, therefore the device can have
There is larger adjustable range.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of variable-diameter Quick Release fastener provided in an embodiment of the present invention；
Fig. 2 is the explosive view of variable-diameter Quick Release fastener provided in an embodiment of the present invention；
Fig. 3 is sectional view of the variable-diameter Quick Release fastener provided in an embodiment of the present invention under big footpath state；
Fig. 4 is sectional view of the variable-diameter Quick Release fastener provided in an embodiment of the present invention under path state；
Fig. 5 is the explosive view of non-return retaining mechanism in variable-diameter Quick Release fastener provided in an embodiment of the present invention；
Fig. 6 is that the partial enlargement of non-return retaining mechanism in variable-diameter Quick Release fastener provided in an embodiment of the present invention shows
It is intended to；
Fig. 7 is the sectional view of non-return retaining mechanism in variable-diameter Quick Release fastener provided in an embodiment of the present invention.
Embodiment
The invention provides a kind of variable-diameter Quick Release fastener, make its simple in construction to reach, be easy to carry and grasp
Make, can be in interior regulation in a big way, the purpose with stronger flexibility and adaptability.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1 and Fig. 2 are referred to, Fig. 1 is the structural representation of variable-diameter Quick Release fastener provided in an embodiment of the present invention
Figure, Fig. 2 is the explosive view of variable-diameter Quick Release fastener provided in an embodiment of the present invention.
A kind of variable-diameter Quick Release fastener that the present invention is provided, including main body 1 and cantilever 2.
Wherein, the connecting portion 3 for being connected with external equipment, first end and the cantilever 2 of main body 1 are provided with main body 1
First end is hinged, and the second end of main body 1 is provided with non-return retaining mechanism 7, and the second end of cantilever 2 is provided with claw 6, and claw 6 is used
Cantilever 2 is set to surround annular anchor ear structure with main body 1 in coordinating with non-return retaining mechanism 7.
Compared with prior art, the variable-diameter Quick Release fastener that the present invention is provided, when in use, only need to be by main body 1
And one in cantilever 2 is arranged at by the side of fastener, another for then making in main body 1 and cantilever 2 is bypassed by fastener
Until claw 6 is contacted with non-return retaining mechanism 7, the annular anchor ear structure that main body 1 is surrounded with cantilever 2 is at this moment located at by fastener
In, main body 1 and cantilever 2 are finally promoted until annular anchor ear structure will be locked by fastener；As can be seen here, above-mentioned variable-diameter
Quick Release fastener is simple in construction, participation of the regulation process without other parts, is easy to carry and operates, and claw 6 is with stopping
The cooperation of inverse retaining mechanism 7 can realize the step-less adjustment of internal diameter, and flexibility and adaptability are stronger, while the regulation model of the device
Enclose related to the number of teeth of claw 6, only need to increase the number of teeth can increase adjustable range, therefore the device there can be larger regulation model
Enclose.
It is well known that above-mentioned variable-diameter Quick Release fastener is in the posterior segment of locking process, main body 1 is enclosed with cantilever 2
Into annular anchor ear structure often lose circle, gradually tend to ellipse, the even small jujube core shape broad in the middle in two causes variable
Diameter Quick Release fastener is diminished by the contact area of fastener, fastening effect is influenceed, in view of this, in the embodiment of the present invention
In, Fig. 3 and Fig. 4 are referred to, Fig. 3 is variable-diameter Quick Release fastener provided in an embodiment of the present invention cuing open under big footpath state
View, Fig. 4 be sectional view of the variable-diameter Quick Release fastener provided in an embodiment of the present invention under path state, main body 1 and
Also be hinged with one in cantilever 2 in two support arms 8, main body 1 and cantilever 2 another on be formed with for and two support arms
8 tracks coordinated, two support arms 8 can coordinate with track and mutually draw close with being fitted by fastener.As shown in figure 3, at this
In inventive embodiments, two support arms 8 are relatively articulated with cantilever 2, and are used to then be arranged at main body with the track that support arm 8 coordinates
On 1, in the condition shown in figure 3, two support arms 8 are introduced into the track in main body 1, are resisted against on cantilever 2, with main body 1 with
The intensification of the degree of cooperation of cantilever 2, as shown in figure 4, two injections of support arm 8, and gradually drawn close under the promotion of track, so that
Increase variable-diameter Quick Release fastener as much as possible and by the contact area between fastener.
It can be allowed to the inner surface of main body 1 and cantilever 2 with being encircled into one by adjusting the inner surfaces of two support arms 8
It is always circular or approximately round mating surface, in embodiments of the present invention, two support arms 8 are arc and one for two sides
The ivory shape structure that end is big, one end is small.
Two above-mentioned support arms 8 can be made using hard material, such as plastics, metal, it would however also be possible to employ soft material
Material makes, such as rubber, silica gel, if two support arms 8 use hard material as main body 1 and cantilever 2, then variable-diameter
The fastening effect of Quick Release fastener is poor, and smaller by the frictional force between fastener, easily slips, and damping effect is poor,
Therefore, in embodiments of the present invention, as shown in Figure 3 and Figure 4, one in main body 1 and cantilever 2 also sets between two support arms 8
The first cushion 5 is equipped with, the both wings of the first cushion 5 are contradicted on two support arms 8 respectively, on the one hand the effect of the first cushion 5 is logical
Plastic deformation increase is crossed with by the contact area of fastener, increasing frictional force, it is to avoid slip, improve damping effect, on the other hand,
Make two support arms 8 that there is the trend being located remotely from each other using the elasticity of the first cushion 5 itself, gravity, i.e., be introduced into rail in support arm 8
During road, support arm 8 is pressed in main body 1 or cantilever 2 all the time.
Further optimize above-mentioned technical proposal, in embodiments of the present invention, also set on another in main body 1 and cantilever 2
Second cushion 4 relative with the first cushion 5 is equipped with, when being in extreme position between main body 1 and cantilever 2, the two ends of the first cushion 5
Draw close to form air ring to the two ends of the second cushion 4 in the presence of two support arms 8.The first above-mentioned cushion 5 and second is soft
Pad 4 can be rubber blanket either silicagel pad or can be nylon cloth pad, foam-rubber cushion etc..
Fig. 5 and Fig. 6 are referred to, Fig. 5 is non-return locking in variable-diameter Quick Release fastener provided in an embodiment of the present invention
The explosive view of mechanism, Fig. 6 is the part of non-return retaining mechanism in variable-diameter Quick Release fastener provided in an embodiment of the present invention
Enlarged diagram, in embodiments of the present invention, non-return retaining mechanism 7 include main shaft 73, linkage gear 76, non-return piece 72 and the
One elastic component 74, wherein, main shaft 73 can be movably arranged in main body 1 along itself axial reciprocating；Linkage gear 76 is rotationally
Be arranged with main shaft 73, and can be engaged with claw 6；Non-return piece 72 is sheathed on main shaft 73 and circumferentially fixed with main shaft 73, and can
Be axially moveable with main shaft 73, be provided with one in non-return piece 72 and linkage gear 76 in relative surface at least one the
One ratchet, is provided with multiple the second circumferentially distributed ratchets on another, the first elastic component 74 be used to making linkage gear 76 with
Non-return piece 72 is in close contact, when main shaft 73 is in the first extreme position, and the first ratchet is with the second ratchet engagement to prevent claw 6 from moving back
Go out non-return retaining mechanism 7, when main shaft 73 is in the second extreme position, the first ratchet is separated with the second ratchet.
In said structure, non-return piece 72 can be structure as a whole with main shaft 73, also can be Split type structure with main shaft 73, when only
When inverse part 72 is structure as a whole with main shaft 73, first elastic component 74 should be located at one of linkage gear 76 away from non-return piece 72
Between side and main body 1, linkage gear 76 is pressed into non-return piece 72, and when non-return piece 72 and main shaft 73 are Split type structure, i.e.,
When non-return piece 72 can be moved relative to main shaft 73 vertically, the first elastic component 74 should be arranged between main body 1 and non-return piece 72,
And step surface is provided with main shaft 73, non-return piece 72 is pressed on step surface by the first elastic component 74, in order to which main shaft 73 is
Non-return piece 72 can be lifted and be separated with linkage gear 76 during two extreme positions, in embodiments of the present invention, use is exactly only
Inverse part 72 and the scheme that main shaft 73 is Split type structure, as shown in Figure 6.
Under original state, main shaft 73 is in the first extreme position, and now, non-return piece 72 is in the presence of the first elastic component 74
It is in close contact with linkage gear 76, the first ratchet and the second ratchet engagement, when variable-diameter Quick Release fastener is locked, linkage
Gear 76 is rotated counterclockwise and (observed from top to bottom in Fig. 6), is now matched somebody with somebody between the first ratchet and the second ratchet by two inclined-planes
Close, so that promote non-return piece 72 to overcome the thrust of the first elastic component 74 to move up, when moving to peak on non-return piece 72, the first ratchet
Separated with the second ratchet, linkage gear 76 turns over the distance of a ratchet length, the ratchet being then within non-return piece 72 is crossed
The peak of previous ratchet on linkage gear 76, and engaged again with latter ratchet on linkage gear 76, and
When linkage gear 76 has the trend rotated clockwise, the right-angle surface of the first ratchet and the second ratchet coordinates, and non-return piece 72 is logical
The circumferential locking of main shaft 73 is crossed, so that linkage gear 76 can not be rotated clockwise, non-return effect is also achieved that.
If only needing to realize non-return effect, non-return piece can also be using other structures, such as, non-return piece can be tool
There is the voussoir of a ratchet, voussoir is connected on drive rod and is articulated with main body by an elastic component, and the drive rod is by voussoir
It is pressed in linkage gear, the tooth of ratchet and linkage gear coordinates, when linkage gear is engaged with claw, the tooth of linkage gear and spine
The inclined-plane of tooth coordinates, by voussoir jack-up, and now voussoir does not influence the rotation of linkage gear, and when linkage gear is rotated backward,
The tooth of linkage gear and ratchet face cooperation directly, it is impossible to can not be inverted by voussoir jack-up, therefore in the presence of voussoir, so that real
Existing inverse-stopping functions.
When main shaft 73 is in the first extreme position, the cooperation of claw 6 and non-return retaining mechanism 7 is main by promoting main body 1
And/or cantilever 2 is realized, it is well known that, only through the above way, often it is merely able to realize claw 6 and non-return locking
The cooperation of mechanism 7, and locking can not be realized, and by said structure, also claw 6 can be realized by rotating counterclockwise main shaft 73
Locking with non-return retaining mechanism 7 coordinates, as shown in fig. 6, rotating counterclockwise main shaft 73, the first ratchet is straight with the second ratchet
Edged surface, which coordinates, promotes linkage gear 76 to rotate, so that the locking of realization body 1 and cantilever 2 coordinates, and when main shaft 73 turns clockwise
When dynamic, the inclined-plane of the first ratchet and the second ratchet coordinates, and promotes non-return piece 72 to overcome the elastic force of the first elastic component 74 to move up, until
The peak that first ratchet and the second ratchet are mutually gone past the opponent, linkage gear 76 is not rotated with non-return piece 72, and now rotating shaft can
With the position being turned back under original state, with the lasting locking of realization body 1 and cantilever 2.
To make claw 6 be separated with non-return retaining mechanism 7, then need to make main shaft 73 be in the second extreme position, refer to
Fig. 7, Fig. 7 are the sectional view of non-return retaining mechanism in variable-diameter Quick Release fastener provided in an embodiment of the present invention, from figure
As can be seen that main shaft 73 is moved up, while promote non-return piece 72 to overcome the elastic force of the first elastic component 74 while moving up using step surface,
Non-return piece 72 is set to be separated with linkage gear 76, now, linkage gear 76 is no longer influenced by the constraint of non-return piece 72, can be along side counterclockwise
To and it is any clockwise rotate so that claw 6 is separated with non-return retaining mechanism 7.
To avoid the unilateral stress of linkage gear 76, it is ensured that the stress balance of linkage gear 76, in embodiments of the present invention, only
Inverse retaining mechanism 7 also includes being arranged in side of the linkage gear 76 away from non-return piece 72 entering the elastic component of part 77 and second
75, inside enter part 77 and be sheathed on main shaft 73 and circumferentially fixed with main shaft 73, inside enter in the surface relative with linkage gear 76 of part 77
At least one the 3rd ratchet is provided with one, the 4th ratchet is provided with another, when main shaft 73 is in the first extreme position,
Second elastic component 75 by it is interior enter part 77 be pressed on linkage gear 76 and make the 3rd ratchet with the 4th ratchet engagement to prevent claw 6 from moving back
Go out non-return retaining mechanism 7, when main shaft 73 is in the second extreme position, the 3rd ratchet is separated with the 4th ratchet.Can from Fig. 6
Go out, the structure of the both sides of linkage gear 76 is basically identical, so that the both sides uniform force of linkage gear 76, it is to avoid the pendulum of linkage spring
It is dynamic.
Further optimize above-mentioned technical proposal, rotated for ease of main shaft 73 and main shaft 73 is in the first extreme position and the second pole
The conversion of extreme position part, in embodiments of the present invention, non-return retaining mechanism 7 also include the lever for being connected to the one end of main shaft 73
71, lever 71 can be connected with rotating shaft, can be also hinged with rotating shaft.
In embodiments of the present invention, realize main shaft 73 in the first extreme position and the second extreme position using the structure of cam
Between conversion, lever 71 includes main body 1 and is arranged at the cam part of 1 one end of main body, and cam part is hinged with main shaft 73,
Main shaft 73 is changed with the rotation of cam part between the first extreme position and the second extreme position.
Below in conjunction with the accompanying drawings 6 and accompanying drawing 7 describe in detail lever 71.
It can be seen that the cam part of lever 71 includes first surface and the second curved surface in smoothing junction,
Under state shown in Fig. 6, lever 71 is substantially vertical with main shaft 73, and first surface (proximal part) is contradicted with main body 1 to be coordinated, main shaft 73
Positioned at the first extreme position, now the first ratchet is intermeshed respectively with the second ratchet and the 3rd ratchet with the 4th ratchet, is grasped
Make the rotation for easily facilitating main shaft 73 vertical with main shaft 73 of handle 71.
Under state shown in Fig. 7, lever 71 is substantially coaxial with main shaft 73, and the second curved surface (distal end) is contradicted with main body 1
Coordinate, main shaft 73 is in the second extreme position, now the first ratchet and the second ratchet and the 3rd ratchet and the 4th ratchet depart from,
Claw 6 can exit non-return retaining mechanism 7.
As can be seen here, by above-mentioned lever 71, when the locking of variable-diameter Quick Release fastener is by fastener, operation
Handle 71 is vertical with main shaft 73, in order to the rotation of main shaft 73, and needs variable-diameter Quick Release fastener with being divided by fastener
It is simple to operate from being that need to only lift lever 71.
Further optimize above-mentioned technical proposal, in embodiments of the present invention, connecting portion 3 is to be arranged at main body 1 away from cantilever 2
The stud of side.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for 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, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of variable-diameter Quick Release fastener, it is characterised in that including main body and cantilever, use is provided with the main body
In the connecting portion being connected with external equipment, the first end of the main body and the first end of the cantilever are hinged, and the of the main body
Two ends are provided with non-return retaining mechanism, and the second end of the cantilever is provided with claw, and the claw is used for and the non-return locking
Mechanism, which coordinates, makes the cantilever surround annular anchor ear structure with the main body.
2. variable-diameter Quick Release fastener according to claim 1, it is characterised in that in the main body and the cantilever
One on be also hinged with two support arms, the main body and the cantilever another on be formed with for and two branch
The track that arm coordinates, two support arms can coordinate with the track and mutually draw close with being fitted by fastener.
3. variable-diameter Quick Release fastener according to claim 2, it is characterised in that in the main body and the cantilever
One the first cushion is additionally provided between two support arms, the both wings of first cushion are contacted at described in two respectively
Support arm, makes two support arms have the trend being located remotely from each other.
4. variable-diameter Quick Release fastener according to claim 3, it is characterised in that in the main body and the cantilever
Another on be additionally provided with second cushion relative with first cushion, between the main body and the cantilever be in the limit
During position, the two ends of first cushion are drawn close to form ring in the presence of two support arms to the two ends of second cushion
Shape pad.
5. the variable-diameter Quick Release fastener according to claim any one of 1-4, it is characterised in that the non-return locking
Mechanism includes：
Main shaft, can movably be arranged in the main body along itself axial reciprocating；
Linkage gear, be rotationally arranged with the main shaft, and can be engaged with the claw；
Non-return piece and the first elastic component, the non-return piece are sheathed on the main shaft and circumferentially fixed with the main shaft, and can
It is axially moveable, is provided with least on one in the non-return piece surface relative with the linkage gear with the main shaft
One the first ratchet, is provided with multiple the second circumferentially distributed ratchets on another, first elastic component is described for making
Linkage gear and the non-return piece are in close contact, when the main shaft is in the first extreme position, first ratchet and described the
Two ratchet engagements are described when the main shaft is in the second extreme position to prevent the claw from exiting the non-return retaining mechanism
First ratchet is separated with second ratchet.
6. variable-diameter Quick Release fastener according to claim 5, it is characterised in that first elastic component is arranged on
Between the main body and the non-return piece, step surface is provided with the main shaft, first elastic component is by the non-return piece pressure
Tightly on the step surface.
7. variable-diameter Quick Release fastener according to claim 5, it is characterised in that the non-return retaining mechanism is also wrapped
Include to be arranged in side of the linkage gear away from the non-return piece and enter part and the second elastic component, it is described in enter part be arranged
In the main shaft and circumferentially fixed with the main shaft, it is described in enter and set on one in the part surface relative with the linkage gear
At least one the 3rd ratchet is equipped with, the 4th ratchet is provided with another, when the main shaft is in the first extreme position, described the
Two elastic components by it is described it is interior enter part be pressed on the linkage gear and make the 3rd ratchet with the 4th ratchet engagement to hinder
Only the claw exits the non-return retaining mechanism, when the main shaft is in the second extreme position, the 3rd ratchet with it is described
4th ratchet is separated.
8. variable-diameter Quick Release fastener according to claim 5, it is characterised in that the non-return retaining mechanism is also wrapped
Include the lever for being connected to described main shaft one end.
9. variable-diameter Quick Release fastener according to claim 8, it is characterised in that the lever includes main part
And the cam part of described main part one end is arranged at, the cam part is hinged with the main shaft, and the main shaft is with the cam
The rotation in portion is changed between the first extreme position and the second extreme position.
10. the variable-diameter Quick Release fastener according to claim any one of 1-4, it is characterised in that the connecting portion
To be arranged at stud of the main body away from the cantilever side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710378441.9A CN106949364B (en) | 2017-05-25 | 2017-05-25 | Variable diameter quick detach fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710378441.9A CN106949364B (en) | 2017-05-25 | 2017-05-25 | Variable diameter quick detach fastener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106949364A true CN106949364A (en) | 2017-07-14 |
| CN106949364B CN106949364B (en) | 2022-10-28 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710378441.9A Active CN106949364B (en) | 2017-05-25 | 2017-05-25 | Variable diameter quick detach fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106949364B (en) |
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| CN108104617A (en) * | 2018-01-26 | 2018-06-01 | 段练 | A kind of anti-escape handcuffss |
| CN108869918A (en) * | 2018-06-21 | 2018-11-23 | 北京无线电测量研究所 | A kind of locking device of water pipe head |
| CN111305668A (en) * | 2018-12-11 | 2020-06-19 | 北京骑胜科技有限公司 | Vehicle lock and vehicle |
| CN112128189A (en) * | 2020-07-28 | 2020-12-25 | 浙江农林大学 | Quick bamboo pole connecting device |
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| CN112128189A (en) * | 2020-07-28 | 2020-12-25 | 浙江农林大学 | Quick bamboo pole connecting device |
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| Publication number | Publication date |
|---|---|
| CN106949364B (en) | 2022-10-28 |
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