CN214945591U

CN214945591U - Anti-loosening fastener capable of being screwed fast

Info

Publication number: CN214945591U
Application number: CN202121196479.2U
Authority: CN
Inventors: 祝四龙; 尤迎军; 王秋林
Original assignee: Jiangsu Development New Material Technology Co ltd
Current assignee: Jiangsu Development New Material Technology Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-11-30
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a locking fastener that moves of screwing fast, receive the mechanism including carousel, locking moving mechanism and receipts, the carousel: its left surface middle part is equipped with the rotary column, and the extrados of rotary column is equipped with the screw thread ring, and the rotary column coincides with the central axis of carousel, and the left surface middle part of rotary column is equipped with the rectangular channel, and the sliding hole of rectangular channel and carousel axle center department is linked together, locking mechanism that moves: set up in the inside of rectangular channel, the right-hand member of locking mechanism passes the slide opening of carousel axle center department and is equipped with the traveller, and the right flank of traveller is equipped with presses the disc, and locking mechanism's left end circular arrangement has the rotary slot, closes the mechanism of closing: set up in the inside of locking mechanism that moves, this locking fastener that moves who screws fast prevents the not hard up of fastener, improves the connection effect, can screw fast to the fastener, shortens the time that the fastener speed of screwing needs, and the convenience improves the availability factor of fastener to the use of fastener.

Description

Anti-loosening fastener capable of being screwed fast

Technical Field

The utility model relates to a fastener technical field specifically is a locking fastener that moves of screwing fast.

Background

The fastener is a mechanical part which is used for fastening and connecting and has wide application, is widely applied to various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical engineering, instruments, supplies and the like, is also called a standard part in the market, is a mechanical element which can fix or bond two or more elements together in a mechanical mode, and has the characteristics of various types and specifications, different performance and purposes and extremely high standardization, serialization and universalization degrees.

At present, fasteners on the market are mostly fixed to two workpieces in a threaded connection mode, and threaded connection between a thread groove and a thread ring is achieved by rotating the fasteners, so that the fasteners and the workpieces are prevented from being separated.

In specific use, because the influence of factors such as external shock makes easily take place to become flexible between fastener and the work piece, reduces the connection degree between the work piece, and current locking fastener dismouting is troublesome moreover, and the time that needs is long, can not carry out quick screwing to the fastener, for this reason, we propose the locking fastener that screws fast and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a locking fastener that moves of screwing fast, prevent not hard up of fastener, shorten the fastener and screw the fast time that needs, the convenience is dismantled the fastener, improves the availability factor of fastener, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fast-screwing anti-loosening fastener comprises a rotary disc, an anti-loosening mechanism and a folding mechanism;

a rotary table: the middle part of the left side surface of the rotary column is provided with a rotary column, the outer cambered surface of the rotary column is provided with a threaded ring, the rotary column is superposed with the central axis of the rotary table, the middle part of the left side surface of the rotary column is provided with a rectangular groove, and the rectangular groove is communicated with a sliding hole at the axis of the rotary table;

locking mechanism that moves: the anti-loosening mechanism is arranged in the rectangular groove, the right end of the anti-loosening mechanism penetrates through a sliding hole in the axis of the turntable and is provided with a sliding column, the right side surface of the sliding column is provided with a pressing disc, and the left end of the anti-loosening mechanism is annularly provided with a rotating groove;

a folding mechanism: set up in the inside of locking mechanism, prevent not hard up of fastener, improve the connection effect, can screw fast to the fastener, shorten the fastener and screw fast the time that needs, improve the availability factor of fastener, reduce operating time, conveniently dismantle the fastener, reduce and dismantle required time, improve production efficiency.

Further, locking mechanism that moves includes pivot, cardboard, receipts groove and rectangular block, rectangular block sliding connection is in the inside left end of rectangular groove, and the lateral surface left end ring arrangement of rectangular block has the receipts groove of closing, and the left end ring arrangement of rectangular block has the rotary groove, and the inside of rotary groove all rotates and is connected with the pivot, and the extrados outer end of pivot all is equipped with the cardboard, and the cardboard is located the receipts inslot portion that closes of homonymy respectively, prescribes a limit to the position of fastener through cardboard and rectangular block, prevents not hard up of fastener.

Further, locking mechanism that moves still includes and pushes away post, solid fixed ring and shrink spring, push away post sliding connection in the slide opening of carousel axle center department, push away the inside that the post is located the rectangular channel, push away the extrados middle part of post and be equipped with solid fixed ring, be equipped with shrink spring between solid fixed ring's the right flank and the left surface of carousel, shrink spring and the coincidence of the central axis of pushing away the post, the right-hand member of pushing away the post passes the slide opening of carousel axle center department and is equipped with the traveller, adjust the position of rectangular block through pushing away the post, convenient locking mechanism's use.

Further, locking mechanism still includes torque spring and spacing spring, spacing spring sets up between rectangular block right flank and carousel left surface, and spacing spring coincides with the central axis that pushes away the post, and torque spring sets up respectively in the inside of pivot, and torque spring's one end respectively with the pivot fixed connection of homonymy, the torque spring other end respectively with the rotary trough inner wall fixed connection of homonymy, provides power for the production of locking mechanism effect.

Further, it includes expansion plate, slide and spout to close the mechanism, the spout sets up in the inside of rectangular block, and the inside sliding connection of spout has the slide, and the left end of slide rotates the expansion plate that is connected with the annular through the hinge respectively, and the outer end of expansion plate is respectively with the outer cambered surface fixed connection of the pivot of homonymy, adjusts the rotation of cardboard, makes things convenient for the receipts of cardboard to close.

Furthermore, the folding mechanism further comprises clamping blocks, the clamping blocks are symmetrically arranged at the left end of the outer arc surface of the push column, the clamping blocks transversely correspond to clamping grooves at the upper end and the lower end of the sliding groove respectively, the action position of force when the pressing disc is pressed is adjusted, and the use of a fastening piece is facilitated.

Compared with the prior art, the beneficial effects of the utility model are that: this locking fastener of screwing fast has following benefit:

1. rotating the pressing disc to drive the sliding column and the pushing column to rotate, so that the clamping block is dislocated with the clamping grooves at the upper end and the lower end of the sliding groove, simultaneously applying torsion force to the contracting spring through the fixing ring by the sliding column, pressing the pressing disc to enable the sliding column and the pushing column to move leftwards, applying leftward thrust force to the right end of the rectangular block, pushing the rectangular block to slide leftwards in the rectangular groove, driving the rotating shaft and the clamping plate to move leftwards, driving the clamping plate and the telescopic plate to rotate under the elastic force of the torque spring after the clamping plate leaves the rectangular groove, contracting the telescopic plate while rotating, driving the sliding plate to move rightwards, driving the clamping plate to leave the contracting groove, then loosening the pressing disc, resetting the pushing column under the elastic force of the contracting spring, simultaneously enabling the clamping block to transversely correspond to the clamping grooves at the upper end and the lower end of the sliding groove again under the torsion force of the contracting spring, pulling the rectangular block to move rightwards by the limiting spring under the self elastic force, the cardboard and the horizontal joint groove joint that corresponds of outside workpiece surface this moment restrict cardboard and pivot rotation, prevent that rectangular block and rotary column from producing rotatoryly, avoid the not hard up of fastener, and the expansion plate shrink to the shortest state this moment improves the connection effect, can screw fast to the fastener, shortens the fastener and screws fast the time that needs, improves the availability factor of fastener, reduces operating time.

2. When the fastener needs to be taken down, the pressing disc is pressed to enable the sliding column and the pushing column to move leftwards, the left end of the pushing column enters the sliding groove, leftward thrust is applied to the sliding plate to push the sliding plate to move leftwards, the rotating shaft drives the clamping plate to rotate through the fixed connection between the expansion plate and the rotating shaft, in the rotating process, the rotating shaft moves leftwards under the reverse acting force of the clamping plate, the rotating shaft drives the rectangular block to slide leftwards, the clamping plate finally enters the folding groove again, then the pressing disc is slowly loosened, the rectangular block moves rightwards firstly, the rectangular groove is formed, after the rectangular block is completely reset, the pushing column is separated from the right end of the sliding plate, the clamping plate is always located in the folding groove under the limitation of the rectangular groove, then the rotating disc is rotated, the rotary column is separated from the external thread groove, the fastener is taken down, the fastener is conveniently detached, the time required by detachment is reduced, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the anti-loosening mechanism of the present invention;

fig. 3 is a schematic structural view of the folding mechanism of the present invention.

In the figure: 1 rotating disc, 2 rotating columns, 3 threaded rings, 4 pressing discs, 5 rectangular grooves, 6 anti-loosening mechanisms, 61 rotating shafts, 62 clamping plates, 63 folding grooves, 64 rectangular blocks, 65 pushing columns, 66 fixing rings, 67 contracting springs, 68 limiting springs, 7 folding mechanisms, 71 telescopic plates, 72 sliding plates, 73 sliding grooves, 74 clamping blocks, 8 sliding columns and 9 rotating grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a fast-screwing anti-loosening fastener comprises a rotary table 1, an anti-loosening mechanism 6 and a folding mechanism 7;

a rotary table 1: the middle part of the left side surface of the rotary column is provided with a rotary column 2 for providing support for the connection between workpieces, the outer arc surface of the rotary column 2 is provided with a threaded ring 3 for facilitating the connection between a fastener and the workpieces, the rotary column 2 is superposed with the central axis of the rotary table 1, the middle part of the left side surface of the rotary column 2 is provided with a rectangular groove 5, and the rectangular groove 5 is communicated with a sliding hole at the axis of the rotary table 1 for providing space for the arrangement of an anti-loosening mechanism 6;

locking mechanism 6: the anti-loosening mechanism 6 is arranged inside a rectangular groove 5, the right end of the anti-loosening mechanism 6 penetrates through a sliding hole in the axis of a turntable 1 and is provided with a sliding column 8, the right side face of the sliding column 8 is provided with a pressing plate 4 which is convenient for the anti-loosening mechanism 6 to be used, a rotary groove 9 is annularly arranged at the left end of the anti-loosening mechanism 6 and provides a space for the arrangement of the anti-loosening mechanism 6, the anti-loosening mechanism 6 comprises a rotary shaft 61, a clamping plate 62, a folding groove 63 and a rectangular block 64, the rectangular block 64 is slidably connected to the left end inside the rectangular groove 5, the folding groove 63 is annularly arranged at the left end of the outer side face of the rectangular block 64, the rotary groove 9 is annularly arranged at the left end of the rectangular block 64, the rotary shaft 61 is rotatably connected inside the rotary groove 9, the outer end of the outer arc face of the rotary shaft 61 is provided with the clamping plate 62, the clamping plate 62 is respectively positioned inside the folding grooves 63 at the same side, the anti-loosening mechanism 6 further comprises a torque spring 69 and a limit spring 68, the limit spring 68 is arranged between the right side face of the rectangular block 64 and the left side face of the turntable 1, the limiting spring 68 coincides with the central axis of the push post 65, the torque springs 69 are respectively arranged inside the rotating shaft 61, one end of each torque spring 69 is respectively fixedly connected with the rotating shaft 61 on the same side, the other end of each torque spring 69 is respectively fixedly connected with the inner wall of the rotating groove 9 on the same side, the anti-loosening mechanism 6 further comprises the push post 65, a fixing ring 66 and a contraction spring 67, the push post 65 is slidably connected in a sliding hole at the axis of the rotating disc 1, the push post 65 is positioned inside the rectangular groove 5, the fixing ring 66 is arranged in the middle of the outer arc surface of the push post 65, the contraction spring 67 is arranged between the right side surface of the fixing ring 66 and the left side surface of the rotating disc 1, the contraction spring 67 coincides with the central axis of the push post 65, the right end of the push post 65 penetrates through the sliding hole at the axis of the rotating disc 1 and is provided with the slide post 8, the pressing disc 4 is rotated to drive the slide post 8 and the push post 65 to rotate, so that the clamping block 74 is dislocated with the clamping grooves at the upper end and the lower end of the sliding groove 73, and meanwhile, the slide post 8 applies torsion to the contraction spring 67 through the fixing ring 66, pressing the pressing plate 4 to move the sliding column 8 and the pushing column 65 leftwards, applying a leftward pushing force to the right end of the rectangular block 64, pushing the rectangular block 64 to slide leftwards in the rectangular groove 5, driving the rotating shaft 61 and the clamping plate 62 to move leftwards, when the clamping plate 62 leaves the rectangular groove 5, under the elastic force of the torque spring 69, the rotating shaft 61 drives the clamping plate 62 and the telescopic plate 71 to rotate, the telescopic plate 71 contracts while rotating, and drives the sliding plate 72 to move rightwards, the clamping plate 62 leaves the folding groove 63, then releasing the pressing plate 4, under the elastic force of the contraction spring 67, the pushing column 65 resets, simultaneously under the torsion force of the contraction spring 67, the clamping block 74 again transversely corresponds to the clamping grooves at the upper end and the lower end of the sliding groove 73, the limiting spring 68 pulls the rectangular block 64 to move rightwards under the self elastic force, at this time, the clamping plate 62 is clamped with the clamping groove transversely corresponding to the surface of the external workpiece, the clamping plate 62 and the rotating shaft 61 are limited to rotate, the rectangular block 64 and the rotating column 2 are prevented from rotating, loosening of fasteners is avoided, and the telescopic plate 71 is contracted to be in the shortest state;

the folding mechanism 7: the folding mechanism 7 comprises an expansion plate 71, a sliding plate 72 and a sliding groove 73, the sliding groove 73 is arranged inside the rectangular block 64, the sliding plate 72 is connected inside the sliding groove 73 in a sliding manner, the left end of the sliding plate 72 is respectively connected with the expansion plate 71 which is annularly arranged through hinges in a rotating manner, the outer end of the expansion plate 71 is respectively fixedly connected with the outer arc surface of the rotating shaft 61 on the same side, the folding mechanism 7 further comprises a fixture block 74, the fixture block 74 is symmetrically arranged at the left end of the outer arc surface of the push column 65, the fixture block 74 respectively and the fixture grooves at the upper end and the lower end of the sliding groove 73 transversely correspond, when a fastener needs to be taken down, the pressing plate 4 is pressed, the sliding column 8 and the push column 65 move leftwards, the left end of the push column 65 enters the sliding groove 73, a leftward thrust is applied to the sliding plate 72, the sliding plate 72 is pushed leftwards, and the rotating plate 61 is fixedly connected with the rotating shaft 61, so that the rotating shaft 61 drives the fixture plate 62 to rotate, in the rotating process, the rotating shaft 61 moves leftwards under the reverse acting force of the clamping plate 62, the rotating shaft 61 drives the rectangular block 64 to slide leftwards, the clamping plate 62 finally enters the folding groove 63 again, then the pressing plate 4 is slowly loosened, firstly, the rectangular block 64 moves rightwards to carry out the inside of the rectangular groove 5, after the rectangular block 64 is reset, the push column 65 is separated from the right end of the sliding plate 72, the clamping plate 62 is always positioned inside the folding groove 63 under the limitation of the rectangular groove 5, and the anti-loosening mechanism 6 is folded.

The utility model provides a pair of locking fastener that moves who screws fast's theory of operation as follows: the rotary table 1 is rotated to be connected with an external thread groove through a thread of a thread ring 3 to fasten two workpieces, the pressing disc 4 is rotated to drive the sliding column 8 and the pushing column 65 to rotate, so that the clamping block 74 is staggered with the clamping grooves at the upper end and the lower end of the sliding groove 73, meanwhile, the sliding column 8 applies torsion to the contraction spring 67 through the fixing ring 66, the pressing disc 4 is pressed to drive the sliding column 8 and the pushing column 65 to move leftwards, leftward thrust is applied to the right end of the rectangular block 64, the rectangular block 64 is pushed to slide leftwards in the rectangular groove 5 to drive the rotating shaft 61 and the clamping plate 62 to move leftwards, after the clamping plate 62 leaves the rectangular groove 5, under the elastic force of the torque spring 69, the rotating shaft 61 drives the clamping plate 62 and the telescopic plate 71 to rotate, the telescopic plate 71 contracts while rotating, the sliding plate 72 is driven to move rightwards, the clamping plate 62 leaves the folding groove 63, then the pressing disc 4 is loosened, and under the elastic force of the contraction spring 67, the push post 65 is reset, simultaneously, the clamping block 74 transversely corresponds to the clamping grooves at the upper end and the lower end of the sliding groove 73 again under the action of the torsion force of the contraction spring 67, the limiting spring 68 pulls the rectangular block 64 to move rightwards under the action of the self elasticity force, at the moment, the clamping plate 62 is clamped with the clamping grooves transversely corresponding to the surface of an external workpiece, the rotation of the clamping plate 62 and the rotating shaft 61 is limited, the rectangular block 64 and the rotating shaft 2 are prevented from rotating, the loosening of a fastening piece is avoided, at the moment, the expansion plate 71 is contracted to the shortest state, when the fastening piece needs to be taken down, the pressing plate 4 is pressed, the sliding post 8 and the push post 65 move leftwards, the left end of the push post 65 enters the inside of the sliding groove 73, leftward thrust is applied to the sliding plate 72, the sliding plate 72 is pushed to move leftwards, the rotating shaft 61 drives the clamping plate 62 to rotate through the fixed connection between the expansion plate 71 and the rotating shaft 61, and in the rotating process, the rotating shaft 61 moves leftwards under the reverse acting force of the clamping plate 62, the rotating shaft 61 drives the rectangular block 64 to slide leftwards, the clamping plate 62 finally enters the closing groove 63 again, then the pressing plate 4 is slowly loosened, the rectangular block 64 moves rightwards at first, the rectangular groove 5 is formed, after the rectangular block 64 is reset, the pushing column 65 is separated from the right end of the sliding plate 72, the clamping plate 62 is always located inside the closing groove 63 under the limitation of the rectangular groove 5, then the rotating disc 1 is rotated, the rotating column 2 is separated from an external thread groove, and a fastener is taken down.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. The utility model provides a locking fastener that moves of screwing fast which characterized in that: comprises a turntable (1), an anti-loosening mechanism (6) and a folding mechanism (7);

rotary table (1): the middle part of the left side surface of the rotary column is provided with a rotary column (2), the outer cambered surface of the rotary column (2) is provided with a threaded ring (3), the rotary column (2) is superposed with the central axis of the rotary table (1), the middle part of the left side surface of the rotary column (2) is provided with a rectangular groove (5), and the rectangular groove (5) is communicated with a sliding hole at the axis of the rotary table (1);

anti-loosening mechanism (6): the anti-loosening mechanism is arranged in the rectangular groove (5), the right end of the anti-loosening mechanism (6) penetrates through a sliding hole in the axis of the turntable (1) and is provided with a sliding column (8), the right side surface of the sliding column (8) is provided with a pressing disc (4), and the left end of the anti-loosening mechanism (6) is annularly provided with rotating grooves (9);

folding mechanism (7): is arranged inside the anti-loosening mechanism (6).

2. A quick-tightening, anti-loosening fastener according to claim 1, wherein: locking mechanism (6) including pivot (61), cardboard (62), receipts groove (63) and rectangular block (64), rectangular block (64) sliding connection has receipts groove (63) in the inside left end of rectangular groove (5), and the lateral surface left end circular arrangement of rectangular block (64) has closed groove (63), and the left end circular arrangement of rectangular block (64) has rotary trough (9), and the inside of rotary trough (9) all rotates and is connected with pivot (61), and the extrados outer end of pivot (61) all is equipped with cardboard (62), and cardboard (62) are located the receipts of homonymy respectively and close inside groove (63).

3. A quick-tightening, anti-loosening fastener according to claim 1, wherein: locking mechanism (6) still including pushing away post (65), solid fixed ring (66) and shrink spring (67), push away post (65) sliding connection in the slide opening of carousel (1) axle center department, push away post (65) and be located the inside of rectangular channel (5), the extrados middle part of pushing away post (65) is equipped with solid fixed ring (66), be equipped with shrink spring (67) between the right flank of solid fixed ring (66) and the left surface of carousel (1), shrink spring (67) and the coincidence of the central axis of pushing away post (65), the right-hand member of pushing away post (65) passes the slide opening of carousel (1) axle center department and is equipped with slide post (8).

4. A quick-tightening, anti-loosening fastener according to claim 2 or 3, wherein: locking mechanism (6) still include torque spring (69) and spacing spring (68), spacing spring (68) set up between rectangular block (64) right flank and carousel (1) left flank, and spacing spring (68) and the coincidence of the central axis of pushing away post (65), and torque spring (69) set up respectively in the inside of pivot (61), the one end of torque spring (69) respectively with pivot (61) fixed connection of homonymy, torque spring (69) other end respectively with the rotary trough (9) inner wall fixed connection of homonymy.

5. A quick-tightening, anti-loosening fastener according to claim 2, wherein: the folding mechanism (7) comprises a telescopic plate (71), a sliding plate (72) and a sliding groove (73), the sliding groove (73) is formed in the rectangular block (64), the sliding plate (72) is connected to the inside of the sliding groove (73) in a sliding mode, the left end of the sliding plate (72) is connected with the telescopic plate (71) which is arranged in an annular mode in a rotating mode through hinges respectively, and the outer end of the telescopic plate (71) is fixedly connected with the outer arc face of the rotating shaft (61) on the same side respectively.

6. A quick-tightening, anti-loosening fastener according to claim 3 or 5, wherein: the folding mechanism (7) further comprises clamping blocks (74), the clamping blocks (74) are symmetrically arranged at the left end of the outer arc surface of the push column (65), and the clamping blocks (74) transversely correspond to clamping grooves at the upper end and the lower end of the sliding groove (73) respectively.