CN216184637U

CN216184637U - Pin shaft type elastic special-shaped positioner

Info

Publication number: CN216184637U
Application number: CN202122680067.2U
Authority: CN
Inventors: 净敏哲; 尹林芳; 冯新战; 王海娥
Original assignee: Shaanxi Feilun High-Speed Railway Equipment Co ltd
Current assignee: Shaanxi Feilun High-Speed Railway Equipment Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-04-05
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses a pin shaft type elastic special-shaped positioner, which comprises a positioning shackle and a positioner body, wherein one end of the positioning shackle is fixedly connected with the positioner body, one end of the positioning shackle is provided with a positioner support, a pin penetrates through the positioner support, the positioner support is rotatably connected with the positioning shackle through the pin, and a spring is fixedly arranged on the top wall of an inner cavity of the positioning shackle. The pin shaft type elastic special positioner adopts a pin shaft connecting structure, replaces the traditional hook and loop connecting structure, effectively solves the problem that the hook and loop connection falls off, is provided with an elastic mechanism to reduce the weight of dead weight and contact wires, eliminates the hard points of the contact wires, ensures the even elasticity of the contact line, enables the contact wires to stably take the current, limits the moving range of the positioner support through a boss, avoids the occurrence of the phenomenon of turning the bow, has the advantages of preventing falling, preventing the bow from turning, eliminating the hard points, being safe and reliable, and the like, and greatly improves the safety and reliability of the contact line system in the using process.

Description

Pin shaft type elastic special-shaped positioner

Technical Field

The utility model relates to the technical field of special locators for electrified railway contact net positioning devices, in particular to a pin shaft type elastic special locator.

Background

At present, an integral cantilever positioning system is arranged in an electrified contact network system of wind areas and high-speed railways in China, and a special positioner for hook-and-loop connection in the system can cause falling and hard point phenomena due to the processing quality problem of the special positioner for hook-and-loop connection and the structural defects of the special positioner, and wind force, vibration and other factors in the using process, so that the shaft type pin elastic special positioner for the pin shaft connecting structure is developed, and the defects are eliminated.

The pin shaft type elastic special-shaped positioner is mainly used for positioning the position of a contact line, avoiding another contact line or avoiding another contact line in a joint, a turnout and a split phase of a contact network system to reach an insulation gap distance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems that most of the existing special-effect positioners generally adopt a hook-and-loop connection structure, and under the influence of wind power and vibration, the positioners are easy to fall off, the pantograph is knocked, cable hard points and sparks are easy to occur, the pantograph is damaged, and the current collection performance is influenced.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a special type locator of pin shaft type elasticity, includes location shackle and locator body, the one end and the locator body fixed connection of location shackle, the one end that the locator body was kept away from to the location shackle is equipped with the locator support, wear to be equipped with the pin on the locator support, the locator support rotates with the location shackle through the pin to be connected, fixed mounting has the spring on the location shackle inner chamber roof, the bottom activity interlude of location shackle has the sleeve, the bottom and the interior diapire fixed connection of sleeve of spring, telescopic lower fixed surface installs the packing ring, wear to be equipped with the pull rod on the location shackle, the top and the locator support of pull rod rotate to be connected, the bottom of pull rod is passed the sleeve and is extended to its below, the fixed cover in pull rod bottom has connect the packing ring, packing ring and sleeve fixed connection.

As a preferred technical scheme of the utility model, the top end of the positioning shackle is fixedly provided with a boss, the boss is positioned on one side of the pull rod, and the positioner support can be limited by the boss, so that the phenomenon of bow turning of the positioner support is prevented.

As a preferable technical scheme of the utility model, one end of the positioning shackle, which is far away from the positioner body, is provided with a limiting hole, the pin passes through the limiting hole and is movably connected with the limiting hole, and the pin can be swung within a range through the limiting hole, so that the pin can be moved within a small range in the rotating process.

As a preferred technical scheme of the utility model, the locator body is welded with the reinforcing ribs made of 16# round steel, and the locator body can be reinforced through the reinforcing ribs, so that the overall strength of the locator body is effectively improved.

As a preferred technical scheme of the utility model, one end of the locator body, which is far away from the positioning shackle, is fixedly provided with a positioning pin sleeve, and the end of the locator body is conveniently fixed and installed through the positioning pin sleeve.

The utility model has the following advantages: the pin shaft type elastic special positioner adopts a pin shaft connecting structure, replaces the traditional hook and loop connecting structure, effectively solves the problem that the hook and loop connection falls off, is provided with an elastic mechanism to reduce the weight of dead weight and contact wires, eliminates the hard points of the contact wires, ensures the even elasticity of the contact line, enables the contact wires to stably take the current, limits the moving range of the positioner support through a boss, avoids the occurrence of the phenomenon of turning the bow, has the advantages of preventing falling, preventing the bow from turning, eliminating the hard points, being safe and reliable, and the like, and greatly improves the safety and reliability of the contact line system in the using process.

Drawings

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

FIG. 2 is a schematic structural diagram of a positioner body according to a preferred embodiment of the utility model;

FIG. 3 is a schematic view of the internal structure of the positioning shackle of a preferred embodiment of the present invention;

FIG. 4 is a left side view of the positioner body of a preferred embodiment of the utility model.

Description of reference numerals: 1. positioning a shackle; 2. a locator body; 3. a dowel sleeve; 4. a pin; 5. a spring; 51. a sleeve; 52. a gasket; 53. a pull rod; 6. a boss; 7. A limiting hole; 8. reinforcing ribs; 9. a locator support.

Detailed Description

The technical scheme of the utility model is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 a relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model will be further explained with reference to the drawings.

Referring to fig. 1-4, the utility model relates to a pin shaft type elastic special-shaped positioner, which comprises a positioning shackle 1 and a positioner body 2, wherein one end of the positioning shackle 1 is welded with the positioner body 2 into a whole, one end of the positioning shackle 1, which is far away from the positioner body 2, is rotatably provided with a positioner support 9, the positioning shackle 1, the positioner body 2 and the positioner support 9 form an integral positioner structure, in order to improve the firmness of the rotatable connection of the positioner support 9 and the positioning shackle 1, the positioner support 9 is provided with a pin 4, the positioner support 9 and the positioning shackle 1 are stably and rotatably connected together by the pin 4, the pin shaft connecting structure replaces the traditional shackle connecting structure, the positioner support 9 can be prevented from falling off from the positioning shackle 1, the firmness of the connection of the positioner support and the positioning shackle 1 is improved, the bottom end of the positioning shackle 1 is provided with an opening, a sleeve 51 is movably inserted into the positioning shackle 1 through the opening, the sleeve 51 can be ensured to stably move up and down in the positioning shackle 1, the spring 5 is fixedly arranged on the inner bottom wall of the sleeve 51, the top end of the spring 5 is fixedly connected with the inner top wall of the positioning shackle 1, the pull rod 53 is movably inserted into the positioning shackle 1, the pull rod 53 is arranged in the middle of the spring 5, the bottom end of the pull rod 53 is fixedly provided with the gasket 52 by adopting a crimping and riveting process, the upper surface of the gasket 52 is welded with the lower surface of the sleeve 51 into a whole, the pull rod 53 is ensured to be capable of forming linkage with the spring 5, the spring 5 can unload the pull rod 53, when the locator support 9 is stressed, the elastic mechanism can buffer and absorb shock, and the hard point pressure on the contact wire cable is effectively reduced, so that the special-effect locator has the advantages of preventing falling, preventing arch turning, eliminating hard points, being safe and reliable and the like, and the safety and reliability of the contact network system in the using process are effectively improved.

The locating shackle is characterized in that a limiting hole 7 is formed in the locating shackle 1, the pin 4 penetrates into the limiting hole 7 and is movably connected with the limiting hole, the cross section area of the limiting hole 7 is larger than that of the pin 4, therefore, the pin 4 can rotate in the limiting hole 7 and move in a small range, the locating shackle 1 can be firmly connected with the locator support 9, a pin shaft type connecting structure is adopted to replace a shackle type connecting structure, and the probability that the locator support 9 falls off from the locating shackle 1 can be reduced.

Wherein, the upper surface welding of location shackle 1 has boss 6, and boss 6 sets up in pull rod 53 one side and sets up with locator support 9 phase-match, can carry on spacingly to locator support 9 through boss 6, prevents effectively that the bow phenomenon from turning over to appear in locator support 9.

Wherein, the one end that locator body 2 kept away from location shackle 1 adopts the casting process to install dowel sleeve 3, and dowel sleeve 3 and locator body 2 integrated into one piece, can fix locator body 2 on the mounting bracket of contact net system through dowel sleeve 3, adopt welding process to be fixed with the strengthening rib 8 of 16# round steel material on the extrados of locator body 2, can improve the intensity of locator body 2 through strengthening rib 8, produce the probability of deformation distortion when reducing locator body 2 and bearing pressure, the fastness of its structure has effectively been improved.

Specifically, when the utility model is used, firstly, the whole positioner is fixedly arranged on the mounting frame of the contact net system through the positioning pin sleeve 3, then the contact wire cable is locked and arranged on the positioner support 9, at the moment, the positioner body 2 bears the pressure exerted by the weight of the cable, the integral strength of the positioner body 2 can be increased through the reinforcing ribs 8, the positioner body 2 is prevented from being damaged due to distortion and deformation, the positioner support 9 can carry out limited lifting movement in the vertical direction due to the influence of wind power and vibration and shaking after the cable is erected, in the shaking process of the cable, if the cable moves downwards, downward pressure can be exerted on the pull rod 53, at the moment, the spring 5 can buffer and absorb shock on the pull rod 53, the pull rod 53 is ensured to be kept at a distance from the inner wall of the positioning shackle 1 after being inserted, and then the pull rod 53 can horizontally shake in a limited range, the spring 5 is adopted to unload the pressure on the locator support 9, the hard point pressure on the contact wire cable is reduced, the elastic mechanism is arranged to reduce the dead weight and the weight of the contact wire, the hard point of the contact wire is eliminated, the elasticity uniformity of the contact line is ensured, the contact wire is enabled to be stably taken out, the locator support 9 is limited through the boss 6 in the moving process of the locator support 9, the phenomenon that the locator support 9 is turned over is prevented, the locating shackle 1 and the locator support 9 are rotationally connected into a whole through the pin 4, the pin shaft type connecting structure is adopted to replace the traditional shackle connecting structure, the connection point can be prevented from falling off, the special locator has the advantages of falling prevention, turning over prevention, hard point elimination, safety and reliability in the actual use process of the contact line system are greatly improved.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Other parts of the utility model not described in detail are prior art and are not described in detail herein.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a pin shaft formula elasticity special type locator, includes location shackle (1) and locator body (2), its characterized in that: one end of the positioning shackle (1) is fixedly connected with the positioner body (2), one end of the positioning shackle (1) far away from the positioner body (2) is provided with a positioner support seat (9), a pin (4) penetrates through the positioner support seat (9), the positioner support seat (9) is rotatably connected with the positioning shackle (1) through the pin (4), a spring (5) is fixedly mounted on the top wall of an inner cavity of the positioning shackle (1), a sleeve (51) is movably inserted in the bottom end of the positioning shackle (1), the bottom end of the spring (5) is fixedly connected with the inner bottom wall of the sleeve (51), a gasket (52) is fixedly mounted on the lower surface of the sleeve (51), a pull rod (53) penetrates through the positioning shackle (1), the top end of the pull rod (53) is rotatably connected with the positioner support seat (9), and the bottom end of the pull rod (53) penetrates through the sleeve (51) and extends to the lower part of the sleeve (51), the bottom end of the pull rod (53) is fixedly sleeved with a gasket (52), and the gasket (52) is fixedly connected with the sleeve (51).

2. A pin-type resilient profiled locator as claimed in claim 1 wherein a boss (6) is fixedly mounted to the top of the locating shackle (1), said boss (6) being located to one side of the tie rod (53).

3. A pin-type resilient special-shaped retainer as claimed in claim 1, wherein a retainer hole (7) is cut at an end of the retainer ring (1) away from the retainer body (2), and the pin (4) passes through the retainer hole (7) and is movably connected with the retainer hole.

4. The pin-shaft type elastic special-shaped positioner as claimed in claim 1, wherein a reinforcing rib (8) is welded on the positioner body (2), and the reinforcing rib (8) is made of 16# round steel.

5. The pin-type resilient profiled locator as claimed in claim 1, characterized in that a locating pin sleeve (3) is fixedly mounted to the end of the locator body (2) remote from the locating shackle (1).