CN209705029U - Fast assembling-disassembling bolt - Google Patents
Fast assembling-disassembling bolt Download PDFInfo
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- CN209705029U CN209705029U CN201920365665.0U CN201920365665U CN209705029U CN 209705029 U CN209705029 U CN 209705029U CN 201920365665 U CN201920365665 U CN 201920365665U CN 209705029 U CN209705029 U CN 209705029U
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- shank
- lock piece
- bolt
- lock
- fast assembling
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Abstract
The utility model relates to a kind of fast assembling-disassembling bolts.Fast assembling-disassembling bolt includes shank, the front end of shank is hinged with lock piece, lock piece has the lock state and unlocked state for cooperating with pin hole, elastic component or elastic parts are arranged on the shank, the front end of elastic component or elastic parts is the hole for the bolt insertion end with pin hole along the press end of press cooperation, space requirement during the compressible amount of elastic component or elastic parts switches between lock state and unlocked state not less than lock piece in shank axial direction, lock piece can include for operate to bolt rear end the unlocking mechanism for making lock piece be switched to from lock state unlocked state by self gravity autonomous travel to unlocked state or fast assembling-disassembling bolt.By the fast assembling-disassembling bolt of this structure setting, it can be achieved that being not required to other operations, only unlocking mechanism operation can be realized from bolt rear end the automatic unlocking of bolt, easy to operate and disassembly is quick.
Description
Technical field
The utility model relates to a kind of fast assembling-disassembling bolts.
Background technique
Pin frequently as fastener, both can static state be fixedly connected, can also do relative motion with connected piece, be mainly used for two 0
The junction of part.
Authorization Notice No. is CN203285811U, and the day for announcing is public in the utility model patent file on November 13rd, 2013
A kind of self-locking insert-pull pin suitable for frequently plugging is opened, which includes having the shank of shaft shoulder structure and being located at
Self-locking spring and cylindrical body in the concentric holes of shank end, being hinged with one end in the end that shank is equipped with concentric holes is arc surface
Baffle, and baffle is equipped with the guide-track groove that is adapted to articulated shaft, so that baffle can be with respect to articulated shaft towards or away from arc surface
It is mobile, before shank is inserted into connecting portion, baffle is moved to towards arc surface one end, turns to baffle around articulated shaft and pin
Body is parallel, after shank is inserted into connecting portion, is moved to by flapper to the position vertical with shank, and by baffle far from circle
Cambered surface position, self-locking spring is in elongation state at this time, the interconnecting piece under shaft shoulder structure and self-locking spring the pressure effect of shank
The part of position will not loosen, and baffle position will not change, so that the self-locking function of insert-pull pin is realized, for ease of description, definition is inserted
Pin is that front end needs the rear end of pushing tow bolt, reserve bolt front end in the axial direction in unlock across that one end of pin hole
Certain space, the space are to meet baffle to cooperate from shank to turn to and can move back out of pin hole the position of bolt self-locking
Out so that the axial space of the position of bolt unlock, then manual flap shutter, to realize the unlock of insert-pull pin.
Authorization Notice No. is CN201236872Y, and the day for announcing is public in the utility model patent file on May 13rd, 2009
A kind of Convenient plug pin is opened, which includes pin rod and the pin cap for being located at the pin rod rear end, and the front of the pin rod is through rivet
It is connected with block, and block is equipped with the strip-shaped hole passed through for rivet, when block turns to the position perpendicular with pin rod, pin
Positioning ball on bar, which is fallen into the limiting slot outside block, realizes that the positioning to block will be kept off before bolt is inserted into connecting portion
Block, which is turned to, turns to block the position vertical with pin rod, and make after pin rod is inserted into connecting portion with pin rod parallel position
Positioning ball on pin rod is fallen into the limiting slot outside block, with limit stop relative to the rotation of pin rod, in positioning ball, block and pin
Under the action of cap, the part of connecting portion will not be loosened, and the position of block will not change, thus realize the self-locking function of bolt,
In unlock, it is also desirable to which the rear end of pushing tow bolt makes bolt front end reserve certain space in the axial direction, then rotation manually
Block, to realize the unlock of insert-pull pin.
Above-mentioned bolt in the prior art, is able to achieve self-locking function, is not easy automatic unlocking, and self-locking reliability is higher,
But in unlock, it is required to the rear end by pushing tow bolt, axial space is reserved for the rotation of block or baffle on shank,
Then by manual rotary block or baffle, to realize the unlock of bolt.This unlock operation can not only pass through operation bolt
Rear end, the automatic unlocking of Lai Shixian bolt.
Utility model content
The purpose of this utility model is to provide a kind of fast assembling-disassembling bolts, to meet only by operating the rear end of bolt just
It is able to achieve the automatic unlocking of bolt, and easy to operate.
To achieve the above object, the technical solution of the utility model fast assembling-disassembling bolt is: fast assembling-disassembling bolt includes pin
Body, the front end of shank are hinged with lock piece, and the lock piece has the hole for the bolt traversing through end with corresponding pin hole along block
The block arm of cooperation, lock piece, which has to intersect with shank during exercise, arranges the hole so that block arm and bolt traversing through end on pin hole
Along the lock state of block cooperation, also having rotates block arm so that the unlock that bolt passes through from pin hole towards shank axis
State, the rear portion of the shank have for the hole of the bolt insertion end of pin hole after corresponding stop section, along the shank
It is arranged with elastic component or elastic parts, the rear stop section block cooperation of the rear end and shank of elastic component or elastic parts, elastic component
Or the front end of elastic parts is the hole for the bolt insertion end with pin hole along the press end of press cooperation, elastic component or elastic group
Sky during the compressible amount of part switches between lock state and unlocked state not less than lock piece in shank axial direction
Between demand, the lock piece can include being used for by self gravity autonomous travel to unlocked state or the fast assembling-disassembling bolt
The unlocking mechanism that bolt rear end is operated and lock piece is made to be switched to unlocked state from lock state.
The beneficial effects of the utility model are: rear stop section is arranged in for elastic component or elastic parts and the bolt of pin hole is inserted into
Between end, zero with the assembly of fast assembling-disassembling bolt can be achieved under the action of the press end and block arm of elastic component or elastic parts
Locking between component., can be by the rear end of pushing tow bolt when needing to unlock bolt, and shank is rotated, to realize locking
Autonomous travel is to unlocked state under self gravitation effect for part, to will insert under the effect of the restoring force of elastic component or elastic parts
Pin is exited from pin hole, realizes bolt automatic unlocking；Or operator only operates the rear end of bolt, unlocking mechanism movement, lock
Stop member is switched to unlocked state from lock state, thus by bolt from pin hole under the effect of the restoring force of elastic component or elastic parts
In exit, it is above-mentioned only meeting by way of operating the back-end realization bolt automatic unlocking of bolt to realize bolt automatic unlocking
Operator does not need to carry out other movements, can be achieved with exiting for bolt, easy to operate, and disassembly is quick.
Further, the unlocking mechanism includes the yoke frame that setting is axially penetrated through along shank, and the yoke frame includes naked
The operating side for being exposed at shank rear portion and support lock piece are so that lock piece needle body in the unlocked state.
The beneficial effect is that: lock piece can make lock piece be switched to unlock shape from lockup state under the action of yoke frame
State, and unlocked state is maintained at by needle body, it is exited out of pin hole convenient for bolt；And the operating side on yoke frame is located at pin
Body rear portion, it is easy to operate convenient for from the automatic unlocking of bolt back-end realization lock piece, convenient for realizing in the present invention.
Further, the reset spring for moving yoke frame backwards to pin hole is equipped between the operating side and rear stop section.
The beneficial effect is that: under the action of reset spring, yoke frame is made to release the thrusting action to lock piece, convenient for lock
Stop member is under self gravitation effect from the switching for locking state to unlocked state.
Further, the articulated shaft of lock piece radially being arranged with shank axis misalignment in shank.
The beneficial effect is that: the articulated shaft being radially staggeredly arranged with the axis of shank in shank can increase lock piece and exist
Under the thrusting action of yoke frame, lock piece turns to the radius of gyration of unlocked state from lock state, can be around meeting lock piece
Under conditions of articulated shaft rotation, yoke frame can be reduced to the thrusting action power of lock piece, to realize labour-saving purpose.
Further, the operating side and shank are coaxially arranged, the needle body and the operating side cloth in the form of axis bias
It sets.
The beneficial effect is that: the structure type of needle body and shank axis misalignment arrangement can further decrease yoke frame to lock
The thrusting action power of stop member reaches labour-saving purpose.
Further, the rear end of the shank is equipped with cavity, and the reset spring is arranged in the cavity, outside the cavity
The swivel nut that reset spring is pressed to rear stop section is bolted on wall surface.
The beneficial effect is that: cavity can realize the guiding to reset spring and the placement convenient for reset spring, swivel nut
The movement that yoke frame and reset spring can be limited is set, avoids reset spring exposed.
Further, when lock piece is in the lock state, the center of gravity of the lock piece is located at the front side of articulated shaft, and locking
Part can pass through self gravity autonomous travel to unlocked state.
The beneficial effect is that: the setting of lock piece center of gravity is to realize lock piece under the effect of gravity from unlocked state
It can switch from lock state to unlocked state after switching to lock state or rotate 180 °.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of fast assembling-disassembling bolt provided by the utility model；
Fig. 2 is sectional view along A-A in Fig. 1；
Fig. 3 is the overlooking structure diagram of fast assembling-disassembling bolt in Fig. 1；
Fig. 4 is the structural schematic diagram of shank in Fig. 1；
Fig. 5 is the structural schematic diagram of yoke frame in Fig. 1；
Fig. 6 is the structural schematic diagram of swivel nut in Fig. 1；
Fig. 7 is the structural schematic diagram under the fast assembling-disassembling bolt in Fig. 1 is in the unlocked state in assembling process；
Fig. 8 is the structural schematic diagram under the fast assembling-disassembling bolt in Fig. 1 is in the lock state in assembling process；
In figure, 1- shank, 2- lock piece, 3- pin, the 4- shaft shoulder, 5- helical spring, 6- block arm, 7- yoke frame, 8- head
Portion, the operating side 9-, 10- needle body, 11- reset spring, 12- annular sidewall, 13- cavity, 14- swivel nut.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the fast assembling-disassembling bolt of the utility model:
A kind of embodiment of fast assembling-disassembling bolt, as shown in figures 1 and 3, fast assembling-disassembling bolt has to be prolonged along the longitudinal direction
The axis stretched now defines fast assembling-disassembling bolt during with peg in hole operation, for being pierced by the end of pin hole for convenience of describing
For front end, above-mentioned fast assembling-disassembling bolt includes shank 1, and the lock piece 2 of 1 front end of shank is arranged in, and the front end of shank 1 is along it
It is arranged radially opening slot structure, lock piece 2 is hinged in the open slot by the pin 3 being installed on shank 1, and lock piece
2 can circumferentially rotate with respect to shank 1 around its articulated shaft.The rear end of shank 1 is provided with the shaft shoulder 4, bolt insertion end on the shaft shoulder 4 and pin hole
Hole along mutual block so that the shaft shoulder 4 formed with the hole of bolt insertion end along it is corresponding afterwards stop section.
As shown in figures 1 and 3, lock piece 2 is specially rectangular plate structure, and is had along its length on lock piece 2
Direction is arranged and with the hole of bolt traversing through end on pin hole along the block arm 6 of mutual block.Helical spring 5 is set on shank 1, fastly
Speed dismounting bolt has lock state and unlocked state with peg in hole operation, when under fast assembling-disassembling bolt is in the lock state,
The length direction of lock piece 2 intersects arrangement with the axis of shank 1, and lock piece 2 can be rotated around its articulated shaft so that block arm 6 with
The hole of bolt traversing through end cooperates along mutual block on pin hole, and the hole of bolt insertion end cooperates along press on helical spring 5 and pin hole,
And helical spring 5 is in compressive state, and the connecting portion where pin hole is pressed between block arm 6 and helical spring 5, is made
Fast assembling-disassembling bolt can not be exited out of pin hole, and the front side of helical spring 5 is formed with the hole of bolt insertion end on pin hole along press
The press end of cooperation, the rear side of helical spring 5 and the rear stop section of the shaft shoulder 4 press and cooperate.When fast assembling-disassembling bolt is in unlock
When under state, lock piece 2 can turn to the position parallel with the axis of shank 1 of block arm 6 around articulated shaft；Or lock piece 2 can
The axis for turning to block arm 6 and shank 1 around articulated shaft has certain angle, and meets fast assembling-disassembling bolt and can move back out of pin hole
Out.For cooperating with lock piece using the elastic component for clamping the connecting portion where pin hole as helical spring in the present embodiment,
In his embodiment, elastic component can also be rubber spring；Or in other embodiments, elastic component can also be replaced with elastic parts
Generation, elastic parts are cooperated using the body for capableing of elastic telescopic that is set on shank, one end of body and the shaft shoulder, the other end with
The hole of the bolt insertion end of pin hole is along press cooperation, when body compressive deformation, and when lock piece and hole cooperate along block, body bullet
Property is shored where pin hole between end face and the shaft shoulder of shank.
In the present embodiment, as shown in Figure 7 and Figure 8, when lock piece 2 is in the unlocked state, the center of gravity of lock piece 2 is located at hinge
The front side of spindle, to meet effect of the lock piece 2 in its gravity after lock piece 2 passes through pin hole with shank 1 with unlocked state
Under, it voluntarily can be switched to lock state from unlocked state, avoid also needing to be manually operated shank 1 after shank 1 passes through pin hole
Front end is so as to realize the self-locking of fast assembling-disassembling bolt.
In the present embodiment, as illustrated in figures 1 and 8, when lock piece 2 is in the lock state, under the action of helical spring 5,
Connecting portion where pin hole is clamped, and during lock piece 2 switches from lock state to unlocked state, needs knock-out pin
The rear end of body 1, compression helical spring 5 are that lock piece 2 reserves one in the axial direction of shank 1 in the front end that shank 1 passes through pin hole
Fixed space requirement, the space requirement be meet lock piece 2 around articulated shaft from lock state to unlocked state rotation during
Required axial direction minimum range, therefore, it is necessary to the decrements of helical spring 5 to be not less than above-mentioned space requirement.
In the present embodiment, as shown in Fig. 1, Fig. 5, Fig. 7 and Fig. 8, fast assembling-disassembling bolt further include for bolt rear end into
The capable unlocking mechanism for operating and lock piece 2 being made to be switched to unlocked state from lock state.The unlocking mechanism includes yoke frame 7, should
Yoke frame 7 includes being installed on needle body 10 in shank 1 along the axial direction of shank 1, which has for matching with 2 pushing tow of lock piece
The head 8 of conjunction, under the thrusting action of yoke frame 7, lock piece 2 can be rotated around articulated shaft towards the direction of 1 axis of shank.Other
In embodiment, fast assembling-disassembling bolt can also be not provided with unlocking mechanism, lock piece in the locked state when, the center of gravity position of lock piece
Front side setting in articulated shaft and the downside in horizontal plane where articulated shaft, lock piece are cut from lock state to unlocked state
During changing, operator's pushing tow shank, compression helical spring 5 is lock piece in shank in the front end that shank passes through pin hole
Axial direction on reserve certain space requirement, so that shank is rotated about the axis thereof 180 °, effect of the lock piece in its gravity
It is lower to be rotated towards the axis direction of shank, to realize the switching from lock state to unlocked state, also need in shank herein
Upper setting block part turns over unlocked state and steering locking state to avoid lock piece.
In the present embodiment, as shown in Fig. 1, Fig. 4, Fig. 7 and Fig. 8, the articulated shaft between lock piece 2 and shank 1 is located at shank 1
The top of axis is arranged with meeting articulated shaft along the radial direction of shank 1 and the axis misalignment of shank 1, in yoke frame 7 and lock piece 2
Pushing tow mating reaction under, can increase torque that lock piece 2 is rotated around its articulated shaft or be rotated in lock piece 2 around articulated shaft
In the case that torque is constant, the arm of force that can be rotated by increasing lock piece reduces the jacking force that operator pushes yoke frame 7,
Realize labour-saving purpose.
In the present embodiment, as shown in fig. 7, working as the length direction of lock piece 2, i.e., the axis direction of block arm 6 and shank 1 is flat
When row, the upper side for needing to meet lock piece 2 is concordant with the lateral surface of shank 1, to avoid when fast assembling-disassembling bolt is out of pin hole
Across when, lock piece 2 can and pin hole inner wall interfere.In other embodiments, the length direction when lock piece can also be set
When parallel with the axis direction of shank, the upper side of lock piece is lower than the lateral surface of shank, and this structure also can be avoided when fast
When speed dismounting bolt is passed through out of pin hole, lock piece can interfere with the inner wall of pin hole.
In the present embodiment, as shown in Fig. 1, Fig. 5, Fig. 7 and Fig. 8, yoke frame 7 further includes the rear portion positioned at needle body 10 and and needle
The connected operating side 9 of body 10, the generally stepped shaft structure of operating side 9, including being located at the major diameter section of front side and positioned at rear side
Path section, the rear end rounded corner setting of the path section, operator can realize yoke frame 7 along shank 1 by push-and-pull operating side 9
Axial-movement.Operating side 9 is located at the rear side of the shaft shoulder 4 and, needle body 10 on close lock piece 2 coaxially arranged with shank 1 on shank 1
End is the head 8 contacted on yoke frame 7 with lock piece 2, and needle body 10 and operating side 9 are arranged in the form of axis bias, such as
Shown in Fig. 2, the distance between head 8 and articulated shaft of yoke frame 7 can be further increased, increases lock piece 2 and turns around its articulated shaft
Dynamic torque or in the case where lock piece 2 is constant around the torque that articulated shaft rotates can further be turned by increasing lock piece
The dynamic arm of force realizes labour-saving purpose to reduce the jacking force that operator pushes yoke frame.In other embodiments, needle body
Can also the axis same level of or articulated shaft coaxially arranged with operating side and shank arrange: when needle body is coaxial with operating side
When arrangement, the side of shank axis is arranged in articulated shaft；When the axis same level of articulated shaft and shank arrangement when, needle body with
Operating side arranges that meeting the lock piece under the thrusting action of yoke frame can be rotated in the form of axis bias.
In the present embodiment, as shown in Fig. 1, Fig. 4, Fig. 7 and Fig. 8, unlocking mechanism further includes setting to be set on needle body 10 and position
Reset spring 11 between the shaft shoulder 4 of shank 1 and the major diameter section of operating side 9, it can be achieved that top under the action of reset spring 11
Push piece 7 is moved backwards to pin hole, makes not contact between the head 8 of yoke frame 7 and lock piece 2.As shown in figure 4, the shaft shoulder on shank 1
4 rear side is additionally provided with the annular sidewall 12 moved in the up-down direction for limiting reset spring 11, the annular sidewall 12 and pin
Body 1 surrounds cavity 13, and reset spring 11 is located in the cavity 13, is cased with the outside with annular sidewall 12 in the outside of the cavity 13
The swivel nut 14 that wall is threadedly engaged, the arrangement as shown in fig. 6, rear end of the swivel nut 14 is closed up, so that the major diameter section of operating side 9 and reset
Spring 11 is located in swivel nut 14, and the path section of operating side 9 can be pierced by the closing in of swivel nut 14, and major diameter section and reset spring
11 can only move back and forth in the axial space of cavity 13, limit reset spring 11 and yoke frame 7 moves backward, and increase entire fast
The integraty of speed dismounting latch structure.
During use, operator pushes operating side 9 to fast assembling-disassembling bolt in the present embodiment, makes yoke frame 7
Push lock piece 2 be switched to unlocked state from lock state, until yoke frame 7 10 jacking of needle body in the lower part of lock piece 2, such as
Shown in Fig. 7, so that lock piece 2 keeps its length direction position parallel with the axial direction of shank 1, then promotion shank 1 is with will be whole
A fast assembling-disassembling bolt penetrates pin hole, and the hole of pin hole insertion end cooperates along with the press end of helical spring 5, compression helical spring 5,
Until lock piece 2 is pierced by pin hole from the hole of pin hole other end edge, and lock piece 2 is pierced by the distance of the pin hole other end not less than lock
Stop member 2 is around articulated shaft from lock state to required axial minimum range during unlocked state rotation, operator pine
Operating side 9 is opened, yoke frame 7 moves under the action of reset spring 11 far from lock piece 2, while lock piece 2 is in the work of its gravity
Lock state voluntarily is turned to from unlocked state under, finally unclamps entire fast assembling-disassembling bolt, helical spring 5 is sprung back, in spiral shell
Under the action of revolving spring 5 and lock piece 2, the connecting portion where pin hole is compressed, realizes the self-locking of fast assembling-disassembling bolt.When need
When by the unlock of fast assembling-disassembling bolt, entire shank 1 is pushed, compression helical spring 5 passes through the front end of pin hole in pin for shank 1
Certain space requirement is reserved in the axial direction of body, then urging action end 9, make yoke frame 7 by lock piece 2 from lock state top
It is pushed into unlocked state, then unclamps shank 1, the pushing tow state of yoke frame 7 is kept, by entire fast assembling-disassembling bolt from pin hole
It takes out, realizes the unlock of fast assembling-disassembling bolt.During above-mentioned fast assembling-disassembling latch locking and unlock, it need to only be inserted by operating
The rear end of pin can be achieved with the automatic unlocking of bolt, easy to operate, and unlocking process is very fast.
In other embodiments, unlocking mechanism can not also include reset spring, by pushing operating side, realize in yoke frame
Thrusting action under, switching of the lock piece from lock state to unlocked state, by pull operation end, in lock piece self gravity
Under the action of, realize switching of the lock piece from unlocked state to lock state.The fast assembling-disassembling bolt of this structure setting, also can
Enough unlocks that fast assembling-disassembling bolt is only realized by operation bolt rear end, and it is easy to operate, and unlocking process is very fast.
In the present embodiment, unlocking mechanism includes yoke frame and reset spring, and yoke frame includes needle body and operating side.Other realities
It applies in example, unlocking mechanism can not also include reset spring, and yoke frame does not also include operating side, during bolt use,
Only by using pass through the intracorporal needle body of pin to lock piece direction push lock piece, realize lock piece from lock state to unlock shape
The switching of state under the action of lock piece self gravity, realizes lock piece from unlock by pulling needle body mobile far from lock piece
Switching of the state to lock state.The fast assembling-disassembling bolt of this structure setting can also come only by operation bolt rear end
Realize the unlock of fast assembling-disassembling bolt, and easy to operate, unlocking process is very fast.
In the present embodiment, it is desirable that when lock piece is in the unlocked state, the center of gravity of lock piece is located at the front side of articulated shaft, with
Realize that lock piece is voluntarily switched to lock state from unlocked state in the presence of its gravity.In other embodiments, to lock piece
Center of gravity and articulated shaft relative position without limitation, the position of centre of gravity of lock piece can be overlapped with the position of articulated shaft, locked
Stop member and the hinged position of shank are additionally provided with the torsional spring that lock piece is maintained to block arm Yu the perpendicular location arrangements of shank axis,
To ensure smooth switching of the lock piece from unlocked state to lock state.
In the present embodiment, unlocking mechanism includes yoke frame, by the thrusting action of yoke frame and lock piece, realizes lock piece
Switching from unlocked state to lock state, in other embodiments, unlocking mechanism can also include wearing along the axis direction of shank
Mounted in the intracorporal flexible rope of pin, the front end of the flexible rope is fixed on lock piece, and the rear side that the rear end of flexible rope is located at bolt supplies
People's operation.When tensing the rear end of flexible rope, under the drive of flexible rope, lock piece can turn to unlock shape from lock state
The torque for rotating lock piece can be generated when state, i.e. pulling flexible rope to the lock piece being in the lock state, and can
It is always that lock piece provides a torque so that lock piece reaches during lock piece switches from lock state to unlocked state
To unlocked state；Flexible rope is unclamped, lock piece can voluntarily be turned to from unlocked state under the drive of self gravity or torsional spring
Lock state.The unlocking mechanism of this structure setting also can satisfy only from the back-end operations of bolt can be realized fast assembling-disassembling insert
The automatic unlocking of pin, and it is easy to operate, unlock fast speed.
Claims (7)
1. a kind of fast assembling-disassembling bolt, including shank, the front end of shank is hinged with lock piece, the lock piece have for phase
The block arm for answering the hole of the bolt traversing through end of pin hole to cooperate along block, lock piece have during exercise intersect with shank arrange so that
The lock state that the hole of bolt traversing through end cooperates along block on block arm and pin hole, also having turns block arm towards shank axis
It moves so that the unlocked state that bolt passes through from pin hole, the rear portion of the shank have the hole for the bolt insertion end with pin hole
Along corresponding rear stop section, it is characterised in that: be arranged with elastic component or elastic parts, elastic component or elastic parts on the shank
Rear end and the rear stop section block of shank cooperate, the front end of elastic component or elastic parts is for the bolt insertion end with pin hole
Hole along the press end of press cooperation, the compressible amount of elastic component or elastic parts is not less than lock piece in lock state and unlock
Space requirement during switching between state in shank axial direction, the lock piece can be arrived by self gravity autonomous travel
Unlocked state or the fast assembling-disassembling bolt include cutting lock piece from lock state for being operated to bolt rear end
Change to the unlocking mechanism of unlocked state.
2. fast assembling-disassembling bolt according to claim 1, it is characterised in that: the unlocking mechanism includes axially passing through along shank
The yoke frame set is worn, the yoke frame includes the exposed operating side at shank rear portion and support lock piece so that at lock piece
In the needle body of unlocked state.
3. fast assembling-disassembling bolt according to claim 2, it is characterised in that: be equipped between the operating side and rear stop section
The reset spring for moving yoke frame backwards to pin hole.
4. fast assembling-disassembling bolt according to claim 3, it is characterised in that: the articulated shaft of lock piece shank radially
It is arranged with shank axis misalignment.
5. according to the described in any item fast assembling-disassembling bolts of claim 2 to 4, it is characterised in that: the operating side and shank are same
Axis arrangement, the needle body and operating side are arranged in the form of axis bias.
6. fast assembling-disassembling bolt according to claim 3 or 4, it is characterised in that: the rear end of the shank is equipped with cavity, institute
It states reset spring setting in the cavity, the swivel nut that reset spring is pressed to rear stop section is bolted in the outside wall surface of the cavity.
7. fast assembling-disassembling bolt according to claim 1, it is characterised in that: when lock piece is in the lock state, the lock
The center of gravity of stop member is located at the front side of articulated shaft, and lock piece can pass through self gravity autonomous travel to unlocked state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365665.0U CN209705029U (en) | 2019-03-21 | 2019-03-21 | Fast assembling-disassembling bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365665.0U CN209705029U (en) | 2019-03-21 | 2019-03-21 | Fast assembling-disassembling bolt |
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| CN209705029U true CN209705029U (en) | 2019-11-29 |
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| CN201920365665.0U Active CN209705029U (en) | 2019-03-21 | 2019-03-21 | Fast assembling-disassembling bolt |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111413112A (en) * | 2020-04-15 | 2020-07-14 | 芜湖职业技术学院 | Automobile tire wearability test fixture |
| CN114212015A (en) * | 2022-01-04 | 2022-03-22 | 桂林航天工业学院 | Locking and opening mechanism for rear baffle of dump truck carriage body and using method thereof |
| CN114473953A (en) * | 2022-02-24 | 2022-05-13 | 库卡机器人(广东)有限公司 | Pin pulling tool for plug pin |
-
2019
- 2019-03-21 CN CN201920365665.0U patent/CN209705029U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111413112A (en) * | 2020-04-15 | 2020-07-14 | 芜湖职业技术学院 | Automobile tire wearability test fixture |
| CN114212015A (en) * | 2022-01-04 | 2022-03-22 | 桂林航天工业学院 | Locking and opening mechanism for rear baffle of dump truck carriage body and using method thereof |
| CN114473953A (en) * | 2022-02-24 | 2022-05-13 | 库卡机器人(广东)有限公司 | Pin pulling tool for plug pin |
| CN114473953B (en) * | 2022-02-24 | 2024-04-02 | 库卡机器人(广东)有限公司 | Pin pulling tool for inserting and pulling pins |
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