CN216278931U - Novel bolt assembly beneficial to theft prevention - Google Patents

Abstract

The utility model discloses a novel bolt assembly beneficial to theft prevention, which comprises a polygonal barrel body, wherein the bottom surface of a circular ring is a frosted surface, a first L-shaped slide bar vertical bar is connected with the polygonal barrel body in a sliding manner, the cross section of the first L-shaped slide bar vertical bar is square, a second L-shaped slide bar is arranged in a second sliding groove in a fitting and sliding manner, a second L-shaped slide bar transverse bar is connected with a limiting plate in a sliding manner, a third spring is arranged in the second sliding groove and is a compression spring, the elastic force of the third spring is greater than that of the first spring, a first groove is arranged below a dovetail groove and communicated with the dovetail groove, the first groove is matched with the first T-shaped slide bar transverse bar, the wall thickness of the second L-shaped slide bar is 5mm-7mm, the first T-shaped slide bar is connected with the first L-shaped slide bar in a welding manner, the relative idle rotation between the polygonal barrel and a screw can be indirectly realized according to use requirements, and the theft prevention performance is improved, the stealing time is prolonged, and the use requirement is met.

Description

Novel bolt assembly beneficial to theft prevention

Technical Field

The utility model relates to the technical field of bolts, in particular to a novel bolt assembly beneficial to theft prevention.

Background

The screw plays an important role in daily life, occupies a very important position in industrial production, has a simple type and too large universality, so that the anti-theft performance of the screw is very small, but in some occasions, the screw is also a first pass of anti-theft, so the anti-theft performance of the screw must be taken into consideration; the existing anti-theft screw has certain defects when in use, is expensive and small in matching property, is not enough for daily maintenance of the anti-theft screw, has low anti-theft property and single functionality, is too common in screw hole shape and not strong enough in uniqueness, brings certain influence to the use process of people, and cannot meet the use requirement.

SUMMERY OF THE UTILITY MODEL

In order to solve the existing problems, the utility model provides a novel bolt assembly which is beneficial to theft prevention.

The utility model is realized by the following technical scheme:

a novel bolt assembly beneficial to theft prevention comprises a polygonal barrel body, wherein scales are annularly arranged on the top surface of the polygonal barrel body, the cross section of the polygonal barrel body is a regular polygon, a screw rod is arranged in the polygonal barrel body in a fitting and rotating manner, a T-shaped rotary rod is embedded in the top surface of the polygonal barrel body in a fitting and rotating manner, the cross section of the T-shaped rotary rod is circular, the T-shaped rotary rod vertical rod penetrates into the polygonal barrel body and is fixedly connected with the top surface of the screw rod, the T-shaped rotary rod vertical rod is rotatably connected with the polygonal barrel body, a ring is sleeved on the screw rod in a fitting and rotating manner, scales are carved on the side wall of the ring, the ring is arranged right below the polygonal barrel body, the surface of the ring is a frosted surface, a plurality of dovetail grooves are annularly arranged on the top surface of the ring, dovetail blocks are slidably arranged in the dovetail grooves in a fitting and sliding manner, and a first T-shaped slide rod is embedded in the dovetail blocks in a fitting and sliding manner, the first T-shaped slide bar vertical bar attaching sliding sleeve is provided with a rubber ring, the top surface of the rubber ring is fixedly connected with the bottom surface of the dovetail block through glue, the bottom surface of the dovetail block and the bottom surface of the first T-shaped slide bar are positioned on the same plane, the top surface of the dovetail block is provided with a second groove, the first T-shaped slide bar vertical bar penetrates into the second groove, the first T-shaped slide bar vertical bar and the top surface of the dovetail block are positioned on the same plane, the inner wall of the polygonal barrel body is annularly provided with a plurality of first chutes, the first chutes are internally provided with first L-shaped slide bars in an attaching sliding manner, the top surfaces of the first L-shaped slide bar horizontal bars are inclined planes, the bottom ends of the first L-shaped slide bar vertical bars penetrate out of the polygonal barrel body and are fixedly connected with the top surface of the first T-shaped slide bar vertical bar, the first L-shaped slide bar vertical bar is connected with the polygonal barrel body in a sliding manner, the cross section of the first L-shaped slide bar vertical bar is square, the first L-shaped slide bar vertical bar is arranged right above the second groove and is matched with the second groove, the circular side wall is annularly provided with a plurality of third sliding grooves, a second T-shaped sliding rod is arranged in each third sliding groove in a laminating and sliding manner, one end of each second T-shaped sliding rod penetrates out of each third sliding groove to be fixedly connected with the dovetail block side wall, a first spring is arranged in each third sliding groove, each first spring is a compression spring, each screw rod is sleeved with a second spring, the top end of each second spring is attached to the inner top surface of the polygonal barrel body, the bottom end of each second spring is attached to the circular top surface, each second spring is a compression spring, each screw rod side wall is annularly provided with a plurality of second sliding grooves, the plurality of second sliding grooves correspond to the plurality of first sliding grooves one by one, the cross sections of the second sliding grooves are square, each second sliding groove is internally provided with a limiting plate in a laminating manner, the transverse rod side wall of each first L-shaped sliding rod is attached to the side wall of the limiting plate, the limiting plates are fixedly connected with the screw rods, and each second sliding rod is provided with a second L-shaped sliding rod in a laminating and sliding manner, the second L-shaped sliding rod cross rod penetrates through the limiting plate to penetrate into the first sliding groove, the width of the second L-shaped sliding rod cross rod is equal to that of the first sliding groove, the second L-shaped sliding rod cross rod is connected with the limiting plate in a sliding mode, a third spring is arranged in the second sliding groove and is a compression spring, the elastic force of the third spring is greater than that of the first spring, a plurality of first grooves are annularly formed in the top surface of the circular ring, the first grooves are arranged below the dovetail grooves and communicated with the dovetail grooves, and the first grooves are matched with the first T-shaped sliding rod cross rod.

Preferably, the wall thickness of the second L-shaped sliding rod is 5mm-7 mm.

Preferably, the first T-shaped sliding rod and the first L-shaped sliding rod are connected by welding.

Compared with the prior art, the utility model has the beneficial effects that: this device simple structure, the function is various, and the practicality is strong, can realize the relative idle running between polygon bucket and the screw rod indirectly according to the user demand through setting up ring, dovetail piece, first T shape slide bar, first L shape slide bar, second T shape slide bar, first spring, second L shape slide bar, limiting plate, third spring and rubber ring, improves the theftproof performance, and the time is stolen in the extension, satisfies the user demand.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a top view of the structure of the present invention;

FIG. 3 is a schematic view of the installation of the structure of the present invention;

fig. 4 is a schematic, broken-away view of the structure of the present invention.

In the figure: the device comprises a polygonal barrel body 1, a screw rod 2, a T-shaped rotating rod 3, a circular ring 4, a dovetail block 5, a first T-shaped sliding rod 6, a first L-shaped sliding rod 7, a second T-shaped sliding rod 8, a first spring 9, a second spring 10, a second L-shaped sliding rod 11, a limiting plate 12, a third spring 13, a rubber ring 14, a first sliding groove 1-1, a second sliding groove 2-1, a dovetail groove 4-1, a third sliding groove 4-2, a first groove 4-3 and a second groove 5-1.

Detailed Description

The utility model is described in further detail below with reference to the following detailed description and accompanying drawings:

as shown in fig. 1, 2, 3 and 4, a novel bolt assembly helpful for theft prevention comprises a polygonal barrel body 1, wherein scales are annularly arranged on the top surface of the polygonal barrel body 1, the cross section of the polygonal barrel body 1 is a regular polygon, a screw rod 2 is arranged in the polygonal barrel body 1 in a fitting and rotating manner, a T-shaped rotating rod 3 is embedded in the top surface of the polygonal barrel body 1 in a fitting and rotating manner, the cross section of the T-shaped rotating rod 3 is circular, the T-shaped rotating rod 3 vertical rod penetrates into the polygonal barrel body 1 and is fixedly connected with the top surface of the screw rod 2, the T-shaped rotating rod 3 vertical rod is rotatably connected with the polygonal barrel body 1, a ring 4 is sleeved on the screw rod 2 in a fitting and rotating manner, scales are carved on the side wall of the ring 4, the ring 4 is arranged under the polygonal barrel body 1, the surface of the ring 4 is a frosted surface, a plurality of dovetail grooves 4-1 are annularly arranged on the top surface of the ring 4, the dovetail groove is characterized in that a dovetail block 5 is arranged in a fit sliding mode in the dovetail groove 4-1, a first T-shaped slide bar 6 is embedded in the bottom surface of the dovetail block 5 in a fit sliding mode, a rubber ring 14 is sleeved on a vertical bar 6 of the first T-shaped slide bar in a fit sliding mode, the top surface of the rubber ring 14 is fixedly connected with the bottom surface of the dovetail block 5 through glue, the bottom surface of the dovetail block 5 and the bottom surface of the first T-shaped slide bar 6 are in the same plane, a second groove 5-1 is formed in the top surface of the dovetail block 5, a first L-shaped slide bar 7 penetrates into the second groove 5-1, the vertical bar 6 of the first T-shaped slide bar and the top surface of the dovetail block 5 are in the same plane, a plurality of first sliding grooves 1-1 are annularly formed in the inner wall of the polygonal barrel body 1, a first L-shaped slide bar 7 is arranged in the first sliding groove 1-1 in a fit sliding mode, the horizontal bar top surface of the first L-shaped slide bar 7 is an inclined surface, and the vertical bar bottom end of the first L-shaped slide bar 7 penetrates out of the polygonal barrel body 1 and is fixed with the vertical bar top surface of the first T-shaped slide bar 6 The first L-shaped sliding rod 7 vertical rod is connected with the polygonal barrel body 1 in a sliding manner, the cross section of the first L-shaped sliding rod 7 vertical rod is square, the first L-shaped sliding rod 7 vertical rod is arranged right above the second groove 5-1 and is matched with the second groove, a plurality of third sliding grooves 4-2 are annularly formed in the side wall of the circular ring 4, a second T-shaped sliding rod 8 is arranged in the third sliding grooves 4-2 in a fitting and sliding manner, one end of the second T-shaped sliding rod 8 penetrates out of the third sliding grooves 4-2 to be fixedly connected with the side wall of the dovetail block 5, a first spring 9 is arranged in the third sliding grooves 4-2, the first spring 9 is a compression spring, a second spring 10 is sleeved on the screw rod 2, the top end of the second spring 10 is fitted with the inner top surface of the polygonal barrel body 1, the bottom end of the second spring 10 is fitted with the top surface of the circular ring 4, and the second spring 10 is a compression spring, the side wall of the screw rod 2 is annularly provided with a plurality of second chutes 2-1, the plurality of second chutes 2-1 are in one-to-one correspondence with the plurality of first chutes 1-1, the cross section of each second chute 2-1 is square, a limiting plate 12 is arranged in each second chute 2-1 in a fit manner, the side wall of a cross rod of the first L-shaped slide rod 7 is in fit with the side wall of the limiting plate 12, the limiting plate 12 is fixedly connected with the screw rod 2, a second L-shaped slide rod 11 is arranged in each second chute 2-1 in a fit and slide manner, the cross rod of the second L-shaped slide rod 11 penetrates through the limiting plate 12 into the first chute 1-1, the width of the cross rod of the second L-shaped slide rod 11 is equal to the width of the first chute 1-1, the cross rod of the second L-shaped slide rod 11 is in slide connection with the limiting plate 12, a third spring 13 is arranged in each second chute 2-1, and the third spring 13 is a compression spring, the elastic force of the third spring 13 is greater than that of the first spring 9, a plurality of first grooves 4-3 are annularly formed in the top surface of the circular ring 4, the first grooves 4-3 are arranged below the dovetail grooves 4-1 and communicated with the dovetail grooves, and the first grooves 4-3 are matched with the cross rod of the first T-shaped sliding rod 6.

The wall thickness of the second L-shaped sliding rod 11 is 5mm-7 mm.

The first T-shaped sliding rod 6 and the first L-shaped sliding rod 7 are connected in a welding mode.

The working principle is as follows: when the device needs to play a role in anti-theft through a bolt golden-ancient bridge, the device is used for replacing a traditional anti-theft bolt to fix the device, a screw rod 2 is inserted into a threaded hole of the device, then a polygonal barrel body 1 is screwed anticlockwise, the polygonal barrel body 1 drives a first L-shaped slide rod 7 to rotate, the first L-shaped slide rod 7 drives a first T-shaped slide rod 6 to rotate, the first T-shaped slide rod 6 drives a dovetail block 5 to rotate, the dovetail block 5 drives a circular ring 4 to rotate, the polygonal barrel body 1 drives a second L-shaped slide rod 11 to rotate, the second L-shaped slide rod 11 drives the screw rod 2 to rotate, the screw rod 2 is gradually screwed into the device in a downward rotating movement manner, the screw rod 2 drives a T-shaped rotary rod 3 to move, the T-shaped rotary rod 3 drives the polygonal barrel body 1 to move, the polygonal barrel body 1 drives a second spring 10 to move downwards, the second spring 10 drives the circular ring 4 to move downwards to gradually attach to the surface of the device, the circular ring 4 moves downwards to be attached to the surface of equipment and then stops moving, the circular ring 4 cannot move to make the dovetail block 5 cannot move, the dovetail block 5 cannot move to make the first T-shaped sliding rod 6 cannot move, the first T-shaped sliding rod 6 cannot move to make the first L-shaped sliding rod 7 cannot move, at the moment, the screw rod 2 continues to move downwards, the screw rod 2 indirectly drives the polygonal barrel body 1 to move downwards, the screw rod 2 drives the second L-shaped sliding rod 11 to move downwards, the top surface of a cross rod of the first L-shaped sliding rod 7 pushes the second L-shaped sliding rod 11 to move to extrude a third spring 13, the polygonal barrel body 1 gradually moves downwards to be sleeved on the circular ring 4, the top surface of the cross rod of the first L-shaped sliding rod 7 pushes the second L-shaped sliding rod 11 to gradually and completely slide into the second sliding chute 2-1 and then stops, as shown in figure 3, at the moment, the device realizes the fixation of the equipment, and then rotates the polygonal barrel body 1 anticlockwise for a certain angle, so that the first chute 1-1 and the second chute 2-1 are staggered, the second L-shaped slide bar 11 completely enters the second chute 2-1 and cannot limit the polygonal barrel body 1 any more, and therefore, the relative rotation between the polygonal barrel body 1 and the screw 2 is realized, when the device needs to be unscrewed, a worker firstly clamps the circular ring 4 and the polygonal barrel body 1 through the clamping device respectively, then rotates the circular ring 4 by a certain angle in an anticlockwise manner, the circular ring 4 rotates and extrudes the first spring 9, the side wall of the circular ring 4 and the scale on the top surface of the polygonal barrel body 1 are observed, at the moment, the polygonal barrel body 1 does not rotate, the circular ring 4 drives the first groove 4-3 to rotate to gradually reach the position under the first T-shaped slide bar 6, when the circular ring 4 rotates to the corresponding angle, the circular ring 4 stops rotating, at the moment, the first groove 4-3 is positioned under the first T-shaped slide bar 6, the rubber ring 14 restores to deform to push the first T-shaped slide bar 6 to move and insert into the first groove 4-3, the first T-shaped slide bar 6 drives the first L-shaped slide bar 7 to move downwards for a certain distance, then the polygonal barrel body 1 is slowly rotated clockwise, the polygonal barrel body 1 drives the first L-shaped slide bar 7 to rotate, the first L-shaped slide bar 7 drives the first T-shaped slide bar 6 to rotate, the first T-shaped slide bar 6 drives the circular ring 4 to rotate, so that the polygonal barrel body 1 and the circular ring 4 synchronously rotate, when the polygonal barrel body 1 drives the first sliding chute 1-1 to rotate and gradually correspond to the second sliding chute 2-1, the second L-shaped slide bar 11 is pushed by the third spring 13 which is extruded at the moment to move and insert into the first sliding chute 1-1 to limit the polygonal barrel body 1, as shown in figure 4, a thief cannot know the relative angle of rotation between the polygonal barrel body 1 and the circular ring 4, when the device is stolen, the relative rotation between the polygonal barrel body 1 and the circular ring 4 can be performed only through repeated attempts for many times, the stealing time is greatly prolonged, the anti-theft performance is improved, the polygonal barrel body 1 is continuously screwed, the polygonal barrel body 1 indirectly drives the screw rod 2 to rotate and separate from the device, then the circular ring 4 is pulled downwards, the circular ring 4 drives the dovetail block 5 to move and extrude the rubber ring 14, the circular ring 4 drives the first groove 4-3 to move and gradually separate from the first T-shaped slide bar 6, the circular ring 4 is pushed to rotate and reset by the extruded first spring 9, as shown in figure 1, the arrangement of the first spring 9, the second spring 10, the third spring 13 and the rubber ring 14 plays an effective resetting role, the normal work of the device is ensured, the arrangement of the limiting plate 12 plays a role in limiting the sliding of the second L-shaped slide bar 11, the surface of the circular ring 4 is a frosted surface, the friction force between the device and the device is increased, and the clamping and the circular ring 4 is convenient to rotate, prevent that external factors from causing the ring 4 to rotate to indirectly increase the stability of ring 4 and polygon staving 1.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (3)

1. The utility model provides a novel bolt assembly that helps theftproof, includes polygon staving (1), polygon staving (1) top surface annular is opened there is the scale, polygon staving (1) cross-section is regular polygon, the laminating rotation is equipped with screw rod (2) in polygon staving (1), the rotatory embedding of polygon staving (1) top surface laminating has T shape rotary rod (3), T shape rotary rod (3) cross-section is circular T shape rotary rod (3) montant penetrates in polygon staving (1) with screw rod (2) top surface fixed connection, T shape rotary rod (3) montant and polygon staving (1) swivelling joint, its characterized in that: the rotary sleeve is attached to the screw rod (2) and provided with a circular ring (4), scales are carved on the side wall of the circular ring (4), the circular ring (4) is arranged under the polygonal barrel body (1), the surface of the circular ring (4) is a frosted surface, a plurality of dovetail grooves (4-1) are annularly opened on the top surface of the circular ring (4), dovetail blocks (5) are arranged in the dovetail grooves (4-1) in an attaching and sliding mode, first T-shaped sliding rods (6) are embedded in the bottom surface of the dovetail blocks (5) in an attaching and sliding mode, rubber rings (14) are sleeved on the vertical rod of the first T-shaped sliding rods (6) in an attaching and sliding mode, the top surface of each rubber ring (14) is fixedly connected with the bottom surface of each dovetail block (5) through glue, the bottom surfaces of the dovetail blocks (5) and the bottom surfaces of the first T-shaped sliding rods (6) are located on the same plane, second grooves (5-1) are opened on the top surface of the dovetail blocks (5), and the vertical rods (6) penetrate into the second grooves (5-1), the first T-shaped sliding rod (6) vertical rod and the top surface of the dovetail block (5) are positioned on the same plane, a plurality of first sliding grooves (1-1) are annularly formed in the inner wall of the polygonal barrel body (1), a first L-shaped sliding rod (7) is arranged in the first sliding grooves (1-1) in a fit sliding mode, the top surface of a cross rod of the first L-shaped sliding rod (7) is an inclined plane, the bottom end of the vertical rod of the first L-shaped sliding rod (7) penetrates out of the polygonal barrel body (1) to be fixedly connected with the top surface of the vertical rod of the first T-shaped sliding rod (6), the vertical rod of the first L-shaped sliding rod (7) is slidably connected with the polygonal barrel body (1), the cross section of the vertical rod of the first L-shaped sliding rod (7) is square, the vertical rod of the first L-shaped sliding rod (7) is arranged right above the second groove (5-1) and matched with the second groove, a plurality of third sliding grooves (4-2) are annularly formed in the side wall of the circular ring (4), a second T-shaped sliding rod (8) is arranged in the third sliding groove (4-2) in a fitting sliding manner, one end of the second T-shaped sliding rod (8) penetrates out of the third sliding groove (4-2) and is fixedly connected with the side wall of the dovetail block (5), a first spring (9) is arranged in the third sliding groove (4-2), the first spring (9) is a compression spring, a second spring (10) is sleeved on the screw rod (2), the top end of the second spring (10) is fitted with the inner top surface of the polygonal barrel body (1), the bottom end of the second spring (10) is fitted with the top surface of the circular ring (4), the second spring (10) is a compression spring, a plurality of second sliding grooves (2-1) are annularly formed in the side wall of the screw rod (2), the plurality of second sliding grooves (2-1) correspond to the plurality of first sliding grooves (1-1) one by one, the cross sections of the second sliding grooves (2-1) are square, limiting plate (12) is arranged in the second sliding groove (2-1) in a fitting manner, a cross rod side wall of the first L-shaped sliding rod (7) is attached to a side wall of the limiting plate (12), the limiting plate (12) is fixedly connected with the screw rod (2), a second L-shaped sliding rod (11) is arranged in the second sliding groove (2-1) in a fitting manner in a sliding manner, the cross rod of the second L-shaped sliding rod (11) penetrates through the limiting plate (12) to penetrate into the first sliding groove (1-1), the width of the cross rod of the second L-shaped sliding rod (11) is equal to that of the first sliding groove (1-1), the cross rod of the second L-shaped sliding rod (11) is connected with the limiting plate (12) in a sliding manner, a third spring (13) is arranged in the second sliding groove (2-1), the third spring (13) is a compression spring, and the elastic force of the third spring (13) is greater than that of the first spring (9), the top surface of the circular ring (4) is annularly provided with a plurality of first grooves (4-3), the first grooves (4-3) are arranged below the dovetail grooves (4-1) and communicated with the dovetail grooves, and the first grooves (4-3) are matched with the cross rod of the first T-shaped sliding rod (6).

2. The novel bolt assembly that helps prevent theft according to claim 1, wherein: the wall thickness of the second L-shaped sliding rod (11) is 5mm-7 mm.

3. The novel bolt assembly that helps prevent theft according to claim 1, wherein: the first T-shaped sliding rod (6) and the first L-shaped sliding rod (7) are connected in a welding mode.

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