CN214143068U

CN214143068U - Anti-theft elastic strip

Info

Publication number: CN214143068U
Application number: CN202021827956.6U
Authority: CN
Inventors: 肖利明; 周祖辉; 林燕鹏
Original assignee: Fujian Guokang Railway Engineering Equipment Co ltd
Current assignee: Fujian Guokang Railway Engineering Equipment Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-09-07
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a theftproof nature bullet strip relates to traffic track subassembly field, including the gauge baffle, the inside of gauge baffle is provided with the inflation screw, and the top of gauge baffle is provided with the sleeve, telescopic inside is provided with bullet strip fastener, and the both ends of bullet strip fastener all are connected with the dog, the inside intermediate position department of gauge baffle is provided with the screw thread railway spike, and the top of screw thread railway spike is connected with the nut. The utility model discloses a gauge baffle, the inflation screw that sets up, the sleeve, bullet strip fastener, the dog, realized connecting gauge baffle and bullet strip fastener through the sleeve, the both ends of bullet strip fastener run through the sleeve and can only be connected rather than rotating because of the dog's the reason, can not directly take off the separation, thereby reached the theftproof purpose, and the existence of gauge baffle top four group's inflation screws, make gauge baffle not demolish well, mutually support can make the stolen possibility of bullet strip fastener reduce.

Description

Anti-theft elastic strip

Technical Field

The utility model relates to a traffic track subassembly field specifically is a theftproof bullet strip.

Background

The elastic strip fastener is an important component of a high-speed railway track structure, introduces the chemical components of a raw material 60S i2CrA for the elastic strip and the technical requirements of a finished product, and has the tensile strength of not less than 1764MPa, the yield strength of not less than 1568MPa, the elongation after fracture of not less than 6 percent and the reduction of area of not less than 20 percent.

There is not rigid connection between current bullet strip fastener and the gauge baffle, only leans on the nut on screw thread spike top to connect, and the theftproof nature is not enough, often takes place the stolen condition of track bullet strip fastener, and current screw thread spike top nut does not have the function of preventing gyration, and frequent vibrations probably lead to the nut to drop.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve and do not have rigid connection between current bullet strip fastener and the gauge baffle, only lean on the nut on screw thread spike top to connect, the theftproof nature is not enough, often takes place the stolen condition of track bullet strip fastener, and current screw thread spike top nut does not have the function of preventing gyration, and frequent vibrations probably lead to the problem that the nut drops, provide a theftproof nature bullet strip.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a theftproof nature bullet strip, includes the gauge baffle, the inside of gauge baffle is provided with the inflation screw, and the top of gauge baffle is provided with the sleeve, telescopic inside is provided with bullet strip fastener, and the both ends of bullet strip fastener all are connected with the dog, the inside intermediate position department of gauge baffle is provided with the screw thread spike, and the top of screw thread spike is connected with the nut, the both sides of nut are connected with anticreep piece, and the inside of anticreep piece is provided with the anticreep bolt.

Preferably, the number of the expansion screws is four, the four expansion screws penetrate through the gauge apron and extend to the bottom end of the gauge apron, and the four expansion screws are distributed at four corners of the gauge apron at equal intervals.

Preferably, gauge apron and sleeve fixed connection, and telescopic quantity is two sets of, two sets of the sleeve all is the cylinder structure of cavity nothing top bottomless, and sleeve and bullet strip fastener rotate to be connected, dog and bullet strip fastener fixed connection, and the dog is the cylinder structure, the cross section diameter of dog is greater than the inside cross section diameter of sleeve.

Preferably, the intermediate position department of gauge baffle is provided with the first screw hole with screw thread spike assorted, and the screw thread spike runs through gauge baffle and extends to its outside, the both sides that gauge baffle top is located first screw hole are provided with the second screw hole with anticreep bolt assorted, and the anticreep bolt runs through gauge baffle and extends to its inside.

Preferably, the quantity of anticreep piece is two sets of, two sets of anticreep piece all with nut fixed connection, and two sets of the inside of anticreep piece all is provided with the internal thread with anticreep bolt assorted.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model realizes the connection of the gauge baffle and the elastic strip fastener through the sleeve by the arranged gauge baffle, the expansion screws, the sleeve, the elastic strip fastener and the stop block, the two ends of the elastic strip fastener run through the sleeve and can only be rotationally connected with the sleeve due to the stop block, and the elastic strip fastener can not be directly taken down and separated, thereby achieving the anti-theft purpose, and the existence of four groups of expansion screws at the top end of the gauge baffle causes the gauge baffle not to be well removed, and the mutual cooperation can reduce the possibility of the theft of the elastic strip fastener;

2. the utility model discloses a bullet strip fastener, screw thread spike, nut, anticreep piece, anticreep bolt that set up have realized adding anticreep piece and anticreep bolt in the both sides of nut, thereby two sets of anticreep bolts all run through the gauge baffle and make the anticreep piece can not take place the rotation easily, have just so avoided the nut to take place the gyration yet to make the screw thread spike to be connected inseparabler with the gauge baffle, can not take place the separation easily.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic view of the sleeve structure of the present invention.

In the figure: 1. a gauge apron; 2. an expansion screw; 3. a sleeve; 4. a spring bar fastener; 5. a stopper; 6. A threaded spike; 7. a nut; 8. a drop-off prevention member; 9. anticreep bolt.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-3, an anti-theft elastic strip includes a gauge baffle 1, an expansion screw 2 is disposed inside the gauge baffle 1, a sleeve 3 is disposed on the top end of the gauge baffle 1, an elastic strip fastener 4 is disposed inside the sleeve 3, two ends of the elastic strip fastener 4 are connected to a stop 5, a threaded spike 6 is disposed at an intermediate position inside the gauge baffle 1, a nut 7 is connected to the top end of the threaded spike 6, two sides of the nut 7 are connected to an anti-falling piece 8, and an anti-falling bolt 9 is disposed inside the anti-falling piece 8.

The utility model discloses a gauge baffle 1 that sets up, inflation screw 2, sleeve 3, bullet strip fastener 4, dog 5, realized connecting gauge baffle 1 and bullet strip fastener 4 through sleeve 3, bullet strip fastener 4's both ends run through sleeve 3 and can only be connected rather than rotating because of dog 5's the reason, can not directly take off the separation, thereby the theftproof mesh has been reached, and the existence of four group's inflation screws 2 in gauge baffle 1 top, make gauge baffle 1 not well demolish, mutually support can make bullet strip fastener 4 stolen possibility reduce.

Please refer to fig. 1, the number of the expansion screws 2 is four, the four sets of expansion screws 2 penetrate through the gauge baffle 1 and extend to the bottom end thereof, the four sets of expansion screws 2 are equidistantly distributed at four corners of the gauge baffle 1, the four sets of expansion screws 2 resist compression to reinforce the connection relationship between the gauge baffle 1 and the concrete sleeper, and the disassembly is inconvenient to achieve a certain anti-theft effect.

Please refer to fig. 3, the gauge apron 1 is fixedly connected to the sleeves 3, the number of the sleeves 3 is two, the two sets of sleeves 3 are both hollow, top-free and bottom-free cylindrical structures, the sleeves 3 are rotatably connected to the elastic strip fasteners 4, the stoppers 5 are fixedly connected to the elastic strip fasteners 4, the stoppers 5 are cylindrical structures, the diameter of the cross section of each stopper 5 is larger than that of the inner cross section of each sleeve 3, the gauge apron 1 is rotatably connected to the elastic strip fasteners 4 through the sleeves 3, and the sleeves 3 are made of metal materials.

Please refer to fig. 2, a first threaded hole matched with the threaded spike 6 is formed in the middle of the gauge baffle 1, the threaded spike 6 penetrates through the gauge baffle 1 and extends to the outer side of the gauge baffle, second threaded holes matched with the anti-falling bolts 9 are formed in the two sides, located on the first threaded hole, of the top end of the gauge baffle 1, the anti-falling bolts 9 penetrate through the gauge baffle 1 and extend to the inside of the gauge baffle, and the two groups of anti-falling bolts 9 are connected conveniently due to the fact that the two groups of anti-falling bolts 9 are arranged in the two groups of second threaded holes.

Please refer to fig. 1, the number of the anti-slip elements 8 is two, the two anti-slip elements 8 are both fixedly connected with the nut 7, and the two anti-slip elements 8 are provided with internal threads matching with the anti-slip bolt 9, the anti-slip elements 8 are made of metal material, and have strong pressure resistance and good rust resistance.

The working principle is as follows: when in use, the gauge apron 1 is installed at the top end of the concrete sleeper by using the four groups of expansion screws 2, because the thread spikes 6 are pre-embedded in advance, the thread spikes 6 are required to be aligned to a first thread hole in the gauge apron 1 firstly during installation, the expansion screws 2 can be installed after the thread spikes penetrate through the first thread hole, after the gauge apron 1 is installed, the elastic strip fastener 4 is connected with the gauge apron 1 through the sleeve 3, so that the elastic strip fastener 4 cannot be easily separated from the gauge apron 1, but the elastic strip fastener 4 can rotate at the top end of the gauge apron 1 to conveniently adjust the installation position, then the nut 7 is screwed at one end of the thread spikes 6, the two groups of anti-falling parts 8 rotate along with the rotation of the nut 7, the anti-falling bolt 9 can be installed after the nut 7 is screwed, the anti-falling bolt 9 penetrates through the anti-falling parts 8 and then is screwed into a second thread hole in the gauge apron 1 for reinforcement, the anti-falling bolt 9 is used for avoiding the rotation of the anti-falling part 8, so that the rotation of the nut 7 can be avoided, and the probability of loosening of the threaded spike 6 is reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a theftproof bullet strip, includes gauge apron (1), its characterized in that: the inside of gauge baffle (1) is provided with inflation screw (2), and the top of gauge baffle (1) is provided with sleeve (3), the inside of sleeve (3) is provided with bullet strip fastener (4), and the both ends of bullet strip fastener (4) all are connected with dog (5), the inside intermediate position department of gauge baffle (1) is provided with screw thread spike (6), and the top of screw thread spike (6) is connected with nut (7), the both sides of nut (7) are connected with anticreep piece (8), and the inside of anticreep piece (8) is provided with anticreep bolt (9).

2. The anti-theft bullet strip of claim 1, wherein: the quantity of inflation screw (2) is four groups, four groups inflation screw (2) run through gauge baffle (1) and extend to its bottom, and four groups inflation screw (2) equidistance distribute in the four corners department of gauge baffle (1).

3. The anti-theft bullet strip of claim 1, wherein: gauge baffle (1) and sleeve (3) fixed connection, and the quantity of sleeve (3) is two sets of, and is two sets of sleeve (3) all are the cylinder structure of cavity nothing top bottomless, and sleeve (3) rotate with bullet strip fastener (4) and be connected, dog (5) and bullet strip fastener (4) fixed connection, and dog (5) are the cylinder structure, the cross section diameter of dog (5) is greater than sleeve (3) inside cross section diameter.

4. The anti-theft bullet strip of claim 1, wherein: the utility model discloses a track gauge baffle, including gauge baffle (1), track gauge baffle (1) and thread spike (6), the intermediate position department of gauge baffle (1) is provided with the first screw hole with thread spike (6) assorted, and thread spike (6) run through gauge baffle (1) and extend to its outside, the both sides that track gauge baffle (1) top is located first screw hole are provided with anticreep bolt (9) assorted second screw hole, and anticreep bolt (9) run through gauge baffle (1) and extend to its inside.

5. The anti-theft bullet strip of claim 1, wherein: the quantity of anticreep piece (8) is two sets of, two sets of anticreep piece (8) all with nut (7) fixed connection, and two sets of the inside of anticreep piece (8) all is provided with anticreep bolt (9) assorted internal thread.