CN214617321U

CN214617321U - Annular column check bolt fastener

Info

Publication number: CN214617321U
Application number: CN202023182605.7U
Authority: CN
Inventors: 沈世龙; 李轩
Original assignee: Xiamen Guangwei Electromechanical Co ltd
Current assignee: Xiamen Guangwei Electromechanical Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-11-05
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses an annular post check bolt fastener, including snap ring one and snap ring two, an arc standing groove has all been seted up to snap ring inside wall and two inside walls of snap ring near the intermediate position, the arc standing groove inside wall is close to both sides position and has all seted up the cross slot, the inside telescopic link that is provided with of cross slot, the telescopic link other end is connected with the arc limiting plate, telescopic link surface winding is provided with spring one, spring one end and arc limiting plate rigid coupling, the arc limiting plate passes through a telescopic link cooperation spring activity and sets up inside the arc standing groove. This annular post check bolt fastener is provided with direction stop gear well, and the difficult emergence skew in position of snap ring one and snap ring two when fixed, and do not need the handheld fixed of staff, avoid effectively leading to its not hard up landing because of producing the space between the reason fastener of expend with heat and contract with cold and the annular post.

Description

Annular column check bolt fastener

Technical Field

The utility model relates to a bolt field specifically is an annular post check bolt fastener.

Background

The bolt is a mechanical part, a cylindrical threaded fastener matched with a nut, and a fastener consisting of a head part and a screw rod is matched with the nut and used for fastening and connecting two parts with through holes, and the connection form is called bolt connection. If the nut is screwed off from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection;

annular post check bolt fastener on market does not lead to stop gear well mostly, and the skew easily takes place for the position of snap ring one and snap ring two during fixed, and needs the staff to hand fixedly, and this fastener is after long-time the use, because the reason of expend with heat and contract with cold can and annular post between produce the space, lead to easily becoming flexible, for this reason, we propose an annular post check bolt fastener.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an annular post check bolt fastener to solve the annular post check bolt fastener on the market that proposes in the above-mentioned background art, do not lead to stop gear well mostly, the skew easily takes place for the position of snap ring one and snap ring two during fixed, and needs the staff to hand fixedly, and this fastener is after long-time the use, because expend with heat and contract with cold's reason, can and annular between the post produce the space, lead to the problem of easy not hard up.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an annular post check bolt fastener, includes snap ring one and snap ring two, an arc standing groove has all been seted up near the intermediate position to snap ring inside wall and two inside walls of snap ring, the arc standing groove inside wall is close to both sides position and has all been seted up the cross slot, the inside telescopic link that is provided with of cross slot, the telescopic link other end is connected with the arc limiting plate.

Preferably, the winding of telescopic link surface is provided with spring one, a spring one end and arc limiting plate rigid coupling, the arc limiting plate passes through telescopic link cooperation spring activity and sets up inside the arc standing groove, arc type limiting plate inside wall is close to the intermediate position and has seted up the arc type groove, be close to top position equidistance between the arc type groove inside wall and be provided with a plurality of groups spacing diaphragm.

Preferably, the inside sponge backing plate of having placed of arc type groove, the inside top lateral wall of arc type groove has seted up the recess, the inside fixed riser that is provided with of recess, the sponge backing plate lateral wall is close to the intermediate position and has seted up the fixed slot, the sponge backing plate is placed inside arc type groove through spacing diaphragm activity, the fixed riser lateral wall runs through near the intermediate position and is provided with the pivot, fixed riser one end sets up inside the fixed slot through the pivot activity.

Preferably, a fixed plate I is arranged at each of two ends of the snap ring, a baffle is arranged in a position, close to two ends, of one side wall of the fixed plate, a fixing bolt is arranged in a position, close to the middle position, of one side face of the fixed plate in a penetrating mode, a plug board is arranged in a position, close to two sides of the snap ring, of the fixed plate in a penetrating mode, and a plurality of groups of clamping grooves are formed in the side face of the plug board in an equidistant mode.

Preferably, the two ends of the snap ring are provided with a second fixing plate, the positions, close to the two sides, of the two side walls of the fixing plate are provided with slots in a penetrating mode, the inner side walls of the slots are provided with buffer grooves, and triangular snap plates are movably arranged inside the buffer grooves.

Preferably, the fixed plate both sides wall is close to the intermediate position and has seted up the spiral shell groove, the picture peg passes through draw-in groove cooperation triangle cardboard activity and sets up inside the slot, be provided with spring two between triangle cardboard inside wall and the cushion groove, the triangle cardboard passes through spring two activities and sets up inside the draw-in groove.

Compared with the prior art, the beneficial effects of the utility model are that: according to the annular column anti-loosening bolt fastener, the snap ring is sleeved on the outer side wall of the annular column, the inner side wall of the snap ring is attached to the snap ring, then the snap ring I is placed on the other side of the annular column and is on the same horizontal plane with the snap ring II, the plug board on one side wall of the fixing plate is gradually moved into the slot, the triangular clamp board is extruded into the buffer slot in the moving process, when the inner side wall of the snap ring I is tightly attached to the side wall of the annular column, the triangular clamp board is moved out from the interior of the buffer slot to the interior of the slot by the elastic force of the spring II, the plug board is limited, the plug board is well arranged in the slot, the snap ring I and the snap ring II are fixed on the surface of the annular column, the good guiding and limiting effects can be achieved on the snap ring I and the snap ring II, the position deviation between the snap ring I and the snap ring II in the fixing process is avoided, and workers do not need to hold the clamp;

this annular post check bolt fastener is through placing the sponge backing plate that will have fine elasticity inside the arc type groove, wherein be provided with a plurality of groups spacing diaphragm on the arc type groove and avoid the sponge backing plate to fall out from the arc type inslot portion, then inside the fixed riser one end with the recess is removed to the fixed slot through the pivot, thereby it is further spacing to the sponge backing plate, when producing the space between snap ring one and the annular post, the inside telescopic link of elasticity promotion transverse groove of spring one makes the arc type limiting plate shift out from the arc type standing groove is inside, two inside arc type limiting plates of snap ring move to the annular post opposite side like this, to sum up and mutually support through two sets of arc type limiting plates, can press from both sides tight annular post both sides well, avoid this fastener to drop from the annular post.

Drawings

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

FIG. 2 is a schematic view of a structure of a snap ring of the present invention;

FIG. 3 is a side view of the clasp of the present invention;

fig. 4 is an enlarged view of a in the present invention.

In the figure: 1. a first snap ring; 2. an arc-shaped placing groove; 3. a transverse groove; 4. a telescopic rod; 5. an arc-shaped limiting plate; 6. a first fixing plate; 7. a baffle plate; 8. fixing the bolt; 9. inserting plates; 10. a card slot; 11. an arc-shaped groove; 12. a transverse limiting plate; 13. a sponge backing plate; 14. a groove; 15. fixing a vertical plate; 16. fixing grooves; 17. a snap ring II; 18. a second fixing plate; 19. a slot; 20. a buffer tank; 21. a triangular clamping plate; 22. and (4) a spiral groove.

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. 1-4, the present invention provides a technical solution: the utility model provides an annular post check bolt fastener, includes snap ring 1 and snap ring two 17, and 1 inside wall of snap ring and two 17 inside walls of snap ring are close to the intermediate position and have all seted up

arc standing groove

2, and 2 inside walls of arc standing groove are close to both sides position and have all seted up

horizontal groove

3, and 3 inside telescopic links 4 that are provided with of horizontal groove, the 4 other ends of telescopic links are connected with arc limiting plate 5.

The surface of the telescopic rod 4 is wound with a first spring, one end of the first spring is fixedly connected with the arc limiting plate 5, the arc limiting plate 5 is movably arranged in the arc placing groove 2 by the telescopic rod 4 in cooperation with the first spring, an arc groove 11 is formed in the inner side wall of the arc limiting plate 5 close to the middle position, a plurality of groups of limiting transverse plates 12 are equidistantly arranged between the inner side walls of the arc groove 11 close to the top position, a sponge backing plate 13 is arranged in the arc groove 11, a groove 14 is formed in the side wall at the top end in the arc groove 11, a fixed vertical plate 15 is arranged in the groove 14, a fixed groove 16 is formed in the side wall of the sponge backing plate 13 close to the middle position, the sponge backing plate 13 is movably arranged in the arc groove 11 through the limiting transverse plates 12, a rotating shaft penetrates through the side wall of the fixed vertical plate 15 close to the middle position, one end of the fixed vertical plate 15 is movably arranged in the fixed groove 16 through the rotating shaft, and the sponge backing plate 13 with good elasticity is arranged in the arc groove 11, wherein be provided with a plurality of groups of spacing diaphragm 12 on the arc type groove 11 and avoid sponge backing plate 13 to fall out from arc type groove 11 is inside, then remove inside fixed riser 15 one end of recess 14 to fixed slot 16 inside through the pivot, thereby it is further spacing to sponge backing plate 13, when producing the space between snap ring 1 and the ring post, the elasticity of spring one promotes telescopic link 4 of 3 inside of cross slots and makes arc limiting plate 5 shift out from 2 insides of arc standing groove, the inside arc limiting plate 5 of two 17 of snap rings of the same reason removes to the ring post opposite side, to sum up and mutually support through two sets of arc limiting plates 5, can press from both sides tightly ring post both sides well, avoid this fastener to drop from ring post both sides.

The two ends of the first snap ring 1 are respectively provided with a first fixing plate 6, the side wall of the first fixing plate 6 is internally provided with a baffle 7 at a position close to the two ends, the side surface of the first fixing plate 6 is provided with a fixing bolt 8 through a penetrating motion close to the middle position, the side surface of the first fixing plate 6 close to the second snap ring 17 is provided with an inserting plate 9 at a position close to the two ends, the side surface of the inserting plate 9 is equidistantly provided with a plurality of groups of clamping grooves 10, the two ends of the second snap ring 17 are respectively provided with a second fixing plate 18, the side wall of the second fixing plate 18 is provided with a slot 19 through a penetrating motion close to the two sides, the inner side wall of the slot 19 is provided with a buffer groove 20, a triangular clamping plate 21 is movably arranged in the slot 19 through the clamping groove 10 in a matching way, a second spring is arranged between the inner side wall of the triangular clamping plate 21 and the buffer groove 20, the triangular clamping plate 21 is movably arranged in the clamping groove 10 through the second spring, place snap ring 1 at annular post opposite side and on same horizontal plane with snap ring two 17, picture peg 9 on 6 lateral walls of fixed plate moves gradually to inside slot 19, triangle cardboard 21 is extruded to inside the dashpot 20 in the removal in-process, when the annular post lateral wall is hugged closely to snap ring 1 inside wall, the elasticity of spring two shifts out triangle cardboard 21 from inside the dashpot 20 inside to inside draw-in groove 10, it is spacing to picture peg 9, make picture peg 9 set up well inside slot 19, thereby make snap ring 1 and snap ring two 17 fix on the annular post surface, can play the limiting displacement that leads well to snap ring 1 and snap ring two 17, avoid the skew to take place in the position between snap ring 1 and the snap ring two 17 when fixed, and do not need the handheld fixed of staff.

The working principle is as follows: for the annular column anti-loose bolt fastener, firstly, a worker sleeves a snap ring II 17 on the outer side wall of an annular column, the inner side wall of the snap ring II 17 is attached to the snap ring II, then a snap ring I1 is placed on the other side of the annular column and is on the same horizontal plane with the snap ring II 17, an inserting plate 9 on the side wall of a fixing plate I6 is gradually moved to the inside of an inserting groove 19, a triangular clamping plate 21 is extruded to the inside of a buffer groove 20 in the moving process, when the inner side wall of the snap ring I1 is tightly attached to the side wall of the annular column, the triangular clamping plate 21 is moved out from the inside of the buffer groove 20 to the inside of a clamping groove 10 by the elastic force of a spring II to limit the inserting plate 9, so that the inserting plate 9 is well arranged in the inserting groove 19, the snap ring I1 and the snap ring II 17 are fixed on the surface of the annular column, the snap ring I1 and the snap ring II 17 can be well guided and limited, and the position deviation between the snap ring I1 and the snap ring II 17 is avoided when the fixing, and does not need to be held by a worker for fixation, then the fixing bolt 8 passes through the screw groove 22 to enable the first fixing plate 6 and the second fixing plate 18 to be close to each other, so that the first snap ring 1 and the second snap ring 17 are well fixed on two sides of the annular column, after the fastener is used for a long time, a gap is generated between the fastener and the annular column due to thermal expansion and cold contraction, so that the fastener is easy to loosen, the sponge backing plate 13 with good elasticity is placed inside the arc-shaped groove 11, wherein the arc-shaped groove 11 is provided with a plurality of groups of limiting transverse plates 12 to prevent the sponge backing plate 13 from falling out of the arc-shaped groove 11, then one end of the fixing vertical plate 15 inside the groove 14 is moved to the inside of the fixing groove 16 through the rotating shaft, so that the sponge backing plate 13 is further limited, when the gap is generated between the first snap ring 1 and the annular column, the elastic force of the first spring pushes the telescopic rod 4 inside the transverse groove 3 to enable the arc-shaped limiting plate 5 to move out of the arc-shaped placing groove 2, in the same way, the two 17 inner arc limiting plates 5 of the snap ring move to the other side of the annular column, so that the two sides of the annular column can be well clamped through the mutual matching of the two groups of arc limiting plates 5, and the fastener is prevented from falling from the two sides of the annular column.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an annular post check bolt fastener, includes snap ring one (1) and snap ring two (17), its characterized in that: the arc-shaped placing groove (2) is formed in the inner side wall of the first snap ring (1) and the inner side wall of the second snap ring (17) close to the middle position, the transverse groove (3) is formed in the inner side wall of the arc-shaped placing groove (2) close to the two side positions, the telescopic rod (4) is arranged inside the transverse groove (3), and the other end of the telescopic rod (4) is connected with the arc-shaped limiting plate (5).

2. An annular column check bolt fastener as claimed in claim 1, wherein: the utility model discloses a novel arc-shaped limiting plate, including telescopic link (4), arc limiting plate (5) and telescopic link (4) surface winding are provided with spring one, spring one end and arc limiting plate (5) rigid coupling, arc limiting plate (5) cooperate a spring activity to set up inside arc standing groove (2) through telescopic link (4), arc limiting plate (5) inside wall is close to the intermediate position and has seted up arc groove (11), be close to top position equidistance between arc groove (11) inside wall and be provided with a plurality of groups of spacing diaphragm (12).

3. An annular stud check bolt fastener as claimed in claim 2, wherein: sponge backing plate (13) have been placed to arc type groove (11) inside, arc type groove (11) inside top lateral wall is seted up flutedly (14), recess (14) inside is provided with fixed riser (15), sponge backing plate (13) lateral wall is close to the intermediate position and has seted up fixed slot (16), sponge backing plate (13) are placed inside arc type groove (11) through spacing diaphragm (12) activity, fixed riser (15) lateral wall is close to the intermediate position and runs through and is provided with the pivot, fixed riser (15) one end sets up inside fixed slot (16) through the pivot activity.

4. An annular column check bolt fastener as claimed in claim 1, wherein: snap ring (1) both ends all are provided with fixed plate (6), fixed plate (6) lateral wall is close to both ends position and is provided with baffle (7) apart from being provided with, fixed plate (6) side is close to the intermediate position and runs through the activity and be provided with fixing bolt (8), fixed plate (6) are close to snap ring two (17) one side and are close to both ends position and all are provided with picture peg (9), picture peg (9) side equidistance has seted up a plurality of groups draw-in groove (10).

5. An annular stud check bolt fastener as claimed in claim 4, wherein: two fixed plates (18) are arranged at two ends of the second snap ring (17), the side wall of the second fixed plate (18) is close to the positions of two sides and penetrates through the slot (19), the inner side wall of the slot (19) is provided with a buffer groove (20), and a triangular clamping plate (21) is movably arranged in the buffer groove (20).

6. An annular stud check bolt fastener as claimed in claim 5, wherein: fixed plate two (18) lateral wall is close to the intermediate position and has seted up spiral groove (22), picture peg (9) set up inside slot (19) through draw-in groove (10) cooperation triangle cardboard (21) activity, be provided with spring two between triangle cardboard (21) inside wall and buffer slot (20), triangle cardboard (21) set up inside draw-in groove (10) through two activities of spring.