CN213628446U

CN213628446U - Anti-disassembly structure of bolt fastener

Info

Publication number: CN213628446U
Application number: CN202022622716.9U
Authority: CN
Inventors: 牟宗涛
Original assignee: Wicken Tianjin Machinery Parts Co ltd
Current assignee: Wicken Tianjin Machinery Parts Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-07-06
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses an anti-disassembly structure of a bolt fastener, which comprises a bolt main body, wherein a nut is sleeved at the bottom of the outer peripheral surface of the bolt main body, the top of the bolt main body is provided with a top opening, the top of the peripheral surface of the bolt main body is fixedly connected with a fixing plate, the top of the fixed plate is fixedly connected with two clamping seats, the middle parts of the two clamping seats are provided with movable shafts, the front end and the rear end of the movable shaft are movably connected with the inner walls of the two clamping seats through embedded bearings, a shielding plate is sleeved on the surface of the movable shaft, the left side of the bottom of the shielding plate is fixedly connected with a connecting block, the left side of the top of the fixing plate is provided with an opening, the bottom of connecting block passes the opening and extends to the open-ended inside, the double-layered groove has all been seted up to the open-ended left and right sides, two the inside all fixedly connected with spring in double-layered groove, two the spring is close to the all fixedly connected with clamp splice in open-ended one side. The utility model discloses a sunshade for the device can't dismantle easily.

Description

Anti-disassembly structure of bolt fastener

Technical Field

The utility model relates to a bolt fastener technical field, concretely relates to bolt fastener anti-disassembly structure.

Background

The bolt fastener is also called a standard part in the market, is a general name of a type of mechanical parts adopted when two or more parts are fastened and connected into a whole, and is characterized by various varieties and specifications, different performance and purposes, extremely high standardization, serialization and universalization degrees, great demand, suitability for various aspects of people's life and great relevance to people's life, and the fastener is a mechanical basic part with the widest application.

The screwdriver opening at the top of the existing bolt fastener is usually exposed, the bolt fastener is convenient for people to detach, but is not suitable for objects with specific requirements, such as outdoor advertising boards, automobile license plates and the like.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a bolt fastener anti-disassembly structure to thereby solve current bolt fastener because the screwdriver mouth at its top exposes outside usually and makes its too convenient to detach's problem.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

a disassembly-preventing structure of a bolt fastener comprises a bolt body, wherein a nut is sleeved at the bottom of the outer peripheral surface of the bolt body, a top opening is formed in the top of the bolt body, a fixing plate is fixedly connected to the top of the outer peripheral surface of the bolt body, two clamping seats are fixedly connected to the top of the fixing plate, movable shafts are arranged in the middle of the two clamping seats, the front ends and the rear ends of each movable shaft are movably connected with the inner walls of the two clamping seats through embedded bearings, shielding plates are sleeved on the surfaces of the movable shafts, connecting blocks are fixedly connected to the left sides of the bottoms of the shielding plates, openings are formed in the left sides of the tops of the fixing plates, the bottoms of the connecting blocks penetrate through the openings and extend to the insides of the openings, clamping grooves are formed in the left sides and the right sides of the openings, springs are fixedly connected to, the fixed slot has all been seted up to the left and right sides of connecting block, two the socket has all been seted up to the rear end that presss from both sides the groove, two the rod groove has all been seted up to the front end that presss from both sides the groove, two the inside of rod groove is run through and is inserted and be equipped with the carriage release lever, two the rear end of carriage release lever all passes the inside that presss from both sides the groove and extend to the socket, two the front end of carriage release lever all passes the rod groove and extends to the outside in rod groove, two the front end fixedly connected with pull ring of carriage release lever.

Further, the right side fixedly connected with first magnetic stripe of sunshade, two the middle part of holder is provided with the fixed block, the bottom of fixed block and the fixed surface of fixed plate are connected, the top fixedly connected with second magnetic stripe of fixed block.

Further, the left and right sides of connecting block bottom all is the inclined plane setting, the width at connecting block top is wider than the bottom.

Further, the left and right sides of opening inner wall all is the inclined plane setting, the surface of open-ended inner wall and connecting block bottom is laminated mutually.

Furthermore, the inner walls of the two fixing grooves are glued with first rubber pads, and a plurality of groups of first anti-skid grains are formed in the first rubber pads.

Furthermore, a second rubber pad is glued on the surface of the pull ring, and a plurality of groups of second anti-skid grains are arranged on the second rubber pad.

Further, the right side of sunshade is the inclined plane setting, the right side of first magnetic stripe is the inclined plane setting.

Furthermore, the top of fixed block is the inclined plane setting, the top of second magnetic stripe is the inclined plane setting.

The embodiment of the utility model provides a have following advantage:

the utility model discloses a be provided with the sunshade, the personnel fix the bolt main part after, the sunshade rotates, make connecting block embedding open-ended inside, extract the carriage release lever again, make the inside of clamp splice embedding fixed slot, make the sunshade fixed, the sunshade just gives sheltering from the apical foramen, and like this, the device just can't easy dismantlement, avoided lawless persons only need carry the screwdriver alright dismantle the device, thereby steal the things of outdoor advertising board or car license plate class, cause certain economic loss, the safety in utilization of the device is improved, the practical practicality of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

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

fig. 2 is a schematic sectional structure view in front view of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention;

fig. 5 is a schematic structural diagram of a top view of the present invention;

fig. 6 is a schematic sectional view of the top view of the present invention;

fig. 7 is an enlarged schematic view of the structure at C in fig. 6 according to the present invention.

In the figure: 1. a bolt body; 2. a nut; 3. a top opening; 4. a fixing plate; 5. a holder; 6. a movable shaft; 7. a shutter; 8. a first magnetic stripe; 9. a fixed block; 10. a second magnetic stripe; 11. connecting blocks; 12. an opening; 13. a clamping groove; 14. a spring; 15. a clamping block; 16. fixing grooves; 17. a socket; 18. a rod groove; 19. a travel bar; 20. and (4) a pull ring.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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. 1-7, the present invention provides a technical solution: a bolt fastener anti-disassembly structure comprises a bolt body 1, wherein a nut 2 is sleeved at the bottom of the outer peripheral surface of the bolt body 1, a top opening 3 is formed in the top of the bolt body 1, a fixed plate 4 is fixedly connected to the top of the outer peripheral surface of the bolt body 1, two clamping seats 5 are fixedly connected to the top of the fixed plate 4, a movable shaft 6 is arranged in the middle of each clamping seat 5, the front end and the rear end of the movable shaft 6 are movably connected with the inner walls of the two clamping seats 5 through embedded bearings, a shielding plate 7 is sleeved on the surface of the movable shaft 6, a connecting block 11 is fixedly connected to the left side of the bottom of the shielding plate 7, an opening 12 is formed in the left side of the top of the fixed plate 4, the bottom of the connecting block 11 penetrates through the opening 12 and extends to the inside of the opening 12, clamping grooves 13 are formed in the left side and the right, at the moment, the springs 14 are in a compressed state, clamping blocks 15 are fixedly connected to one sides of the two springs 14 close to the opening 12, fixing grooves 16 are formed in the left side and the right side of the connecting block 11, sockets 17 are formed in the rear ends of the two clamping grooves 13, rod grooves 18 are formed in the front ends of the two clamping grooves 13, moving rods 19 are inserted into the rod grooves 18 in a penetrating manner, the rear ends of the two moving rods 19 penetrate through the clamping grooves 13 and extend into the sockets 17, the front ends of the two moving rods 19 penetrate through the rod grooves 18 and extend out of the rod grooves 18, pull rings 20 are fixedly connected to the front ends of the two moving rods 19, when a person pinches the pull rings 20 with fingers, the pull rings 20 are pulled outwards, the pull rings 20 drive the two moving rods 19 to be separated from the sockets 17 and the insides of the clamping grooves 13, and the clamping blocks 15 are embedded into the fixing grooves 16 under the action of resilience force of the springs 14, so that the connecting block 11 is fixed.

Further, the right side fixedly connected with first magnetic stripe 8 of sunshade 7, two the middle part of holder 5 is provided with fixed block 9, the bottom of fixed block 9 and the fixed surface of plate 4 are connected, the top fixedly connected with second magnetic stripe 10 of fixed block 9, the right side of sunshade 7 is the inclined plane setting, the right side of first magnetic stripe 8 is the inclined plane setting, the top of fixed block 9 is the inclined plane setting, the top of second magnetic stripe 10 is the inclined plane setting, when the personnel is inserting the screwdriver in fore-set 3 to rotate fore-set 3 and make bolt main body 1 fixed, rotate sunshade 7, make sunshade 7 drive first magnetic stripe 8 and do the circular motion, because the right side of first magnetic stripe 8 and the top of second magnetic stripe 10 all are the inclined plane, make sunshade 7 drive first magnetic stripe 8 and do the in-process of circular motion, second magnetic stripe 10 and connecting block 11 can not contradict sunshade 7 and first magnetic stripe 8 and do the circular motion, until the shielding plate 7 is in a vertical state, the first magnetic strip 8 and the second magnetic strip 10 are in contact more fully due to the inclined surfaces, and under the action of the magnetic force of the first magnetic strip 8 and the second magnetic strip 10, the shielding plate 7 is in a fixed state, so that the use of a screwdriver by people is not hindered.

Further, the left and right sides of connecting block 11 bottom all is the inclined plane setting, the width at connecting block 11 top is wider in the bottom, the left and right sides of opening 12 inner wall all is the inclined plane setting, the inner wall of opening 12 is laminated with the surface of connecting block 11 bottom mutually, rotates sunshade 7 at personnel for sunshade 7 drives connecting block 11 and is circular motion, and when connecting block 11 imbeds opening 12's inside, because connecting block 11 bottom is inclined plane and opening 12's inner wall is the inclined plane, makes opening 12's inner wall can not contradict connecting block 11 and enters opening 12's inside, and the personnel of being convenient for rotate sunshade 7 and make connecting block 11 imbed opening 12's inside.

Further, the inner walls of the two fixing grooves 16 are glued with first rubber pads, a plurality of groups of first anti-slip threads are formed on the first rubber pads, when the clamping block 15 is embedded into the fixing grooves 16, friction between the inner walls of the fixing grooves 16 and the surfaces of the clamping block 15 is increased, and the clamping block 15 is prevented from being separated from the fixing grooves 16.

Furthermore, a second rubber pad is glued on the surface of the pull ring 20, a plurality of groups of second anti-slip lines are arranged on the second rubber pad, and when a person pinches the pull ring 20 with fingers, the friction force between the finger position of the person and the surface of the pull ring 20 is increased, so that the person can pinch the pull ring 20 more stably when pinching the pull ring 20 with fingers.

The working principle is as follows: when a person needs to fix the device, the person rotates the shielding plate 7 to enable the shielding plate 7 to drive the first magnetic strip 8 to do circular motion until the shielding plate 7 rotates to be in a vertical state, the first magnetic strip 8 and the second magnetic strip 10 are attached to each other, the shielding plate 7 is fixed under the action of magnetic force between the first magnetic strip 8 and the second magnetic strip 10, then the person inserts a screwdriver into the inside of the top opening 3, the device is fixed by using the screwdriver, after the fixing is completed, the person reversely rotates the shielding plate 7 to enable the shielding plate 7 to drive the first magnetic strip 8 to do reverse circular motion, the first magnetic strip 8 rotates towards the direction far away from the second magnetic strip 10 until the shielding plate 7 reversely rotates to drive the connecting block 11 to do reverse circular motion and is embedded into the inside of the connecting block 11, after the connecting block 11 enters the inside of the opening 12, the springs 14 in the two clamping grooves 13 are in a compression state at the moment, the person holds the, pull ring 20 will be kept away from the direction pulling of fixed plate 4, drive two carriage release levers 19 and remove to the direction of keeping away from socket 17, carriage release lever 19 removes to the direction of keeping away from socket 17, make the rear end of carriage release lever 19 get into the inside of double-layered groove 13, continue to get into the inside of pole groove 18 to the direction motion of keeping away from socket 17 afterwards, under the effect of spring 14 resilience force, make clamp splice 15 remove to the direction that is close to each other, clamp splice 15 removes until the inside of embedding fixed slot 16 to the direction that is close to each other, thereby make shutter 7 fixed, just give shelter from with fore-edge 3 after shutter 7 is fixed, the device just can't be dismantled easily.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a bolt fastener anti-disassembly structure, includes bolt main body (1), its characterized in that, the bottom cover of bolt main body (1) outer peripheral face is equipped with nut (2), top mouth (3) have been seted up at the top of bolt main body (1), the top fixedly connected with fixed plate (4) of bolt main body (1) outer peripheral face, two holder (5) of top fixedly connected with of fixed plate (4), two the middle part of holder (5) is provided with loose axle (6), both ends all are through embedded bearing and the inner wall swing joint of two holder (5) around loose axle (6), the surface cover of loose axle (6) is equipped with sunshade (7), the left side fixedly connected with connecting block (11) of sunshade (7) bottom, opening (12) have been seted up in the left side at fixed plate (4) top, the bottom of connecting block (11) passes opening (12) and extends to the inside of opening (12), clamping grooves (13) are formed in the left side and the right side of the opening (12), springs (14) are fixedly connected inside the two clamping grooves (13), clamping blocks (15) are fixedly connected on one sides of the two springs (14) close to the opening (12), fixed slot (16), two have all been seted up to the left and right sides of connecting block (11) socket (17), two have all been seted up to the rear end of pressing from both sides groove (13), two rod groove (18), two have all been seted up to the front end of pressing from both sides groove (13) the inside of rod groove (18) is run through and is inserted and be equipped with carriage release lever (19), two the rear end of carriage release lever (19) all passes and presss from both sides groove (13) and extends to the inside of socket (17), two the outside that rod groove (18) and extend to rod groove (18), two are all passed to the front end of carriage release lever (19) the front end fixedly connected with pull ring (20) of carriage release lever (19).

2. The bolt fastener anti-disassembly structure of claim 1, wherein a first magnetic strip (8) is fixedly connected to the right side of the shielding plate (7), a fixing block (9) is arranged in the middle of the two clamping seats (5), the bottom of the fixing block (9) is fixedly connected with the surface of the fixing plate (4), and a second magnetic strip (10) is fixedly connected to the top of the fixing block (9).

3. The bolt fastener disassembly preventing structure of claim 1, wherein the left and right sides of the bottom of the connecting block (11) are both inclined, and the width of the top of the connecting block (11) is wider than that of the bottom.

4. The bolt fastener disassembly preventing structure of claim 1, wherein the left side and the right side of the inner wall of the opening (12) are both inclined planes, and the inner wall of the opening (12) is attached to the surface of the bottom of the connecting block (11).

5. The bolt fastener anti-disassembly structure as claimed in claim 1, wherein the inner walls of the two fixing grooves (16) are glued with first rubber pads, and the first rubber pads are provided with a plurality of groups of first anti-skid veins.

6. The bolt fastener anti-disassembly structure of claim 1, wherein the surface of the pull ring (20) is glued with a second rubber pad, and the second rubber pad is provided with a plurality of groups of second anti-skid grains.

7. The bolt fastener detachment prevention structure as claimed in claim 2, wherein the right side of the shield (7) is beveled, and the right side of the first magnetic stripe (8) is beveled.

8. The bolt fastener detachment prevention structure according to claim 2, wherein the top of the fixing block (9) is inclined, and the top of the second magnetic stripe (10) is inclined.