CN212219973U

CN212219973U - Rail transit contact rail insulation support device

Info

Publication number: CN212219973U
Application number: CN202020164425.7U
Authority: CN
Inventors: 饶志强; 常惠
Original assignee: Beijing Union University
Current assignee: Beijing Union University
Priority date: 2020-02-12
Filing date: 2020-02-12
Publication date: 2020-12-25
Anticipated expiration: 2030-02-12

Abstract

The utility model provides an insulating support device for a track traffic contact rail, a cavity is arranged in a support frame, a threaded rod penetrates through the top of the support frame, the bottom end of the threaded rod extends into the cavity, a round platform is fixedly connected with the bottom end of the threaded rod, the two sides of the cavity are both communicated with a first chute and a second chute, a third chute is communicated between the first chute and the second chute, a first spring is fixedly connected with one side of the inner cavity of the first chute, a second spring is fixedly connected with one side of the inner cavity of the second chute, a sliding plate is slidably connected with the inner part of the third chute, one side of the sliding plate is fixedly connected with one ends of the first spring and the second spring, a contact rod and a clamping rod are fixedly connected with the other side of the sliding plate, the round platform moves by rotating a rotating block, the sliding plate is indirectly pushed, the sliding plate compresses the first spring and the second spring, and, make two card sticks lose the fixed chucking to the contact rail, and then more convenient in the aspect of installation and maintenance, improved the convenience.

Description

Rail transit contact rail insulation support device

Technical Field

The utility model belongs to the technical field of the track traffic contact rail, specifically, relate to track traffic contact rail insulation support device.

Background

Contact rails are devices that transmit electrical energy to electric traction vehicles in subway and urban rail transit systems. The contact rail system mainly comprises a steel-aluminum composite rail (comprising an aluminum rail body and a stainless steel band), an expansion joint, an end elbow and other related components and an insulating support device, and provides electric energy for an electric locomotive group. The electric power transmission is realized by the contact of the collector shoe of the electric bus and the composite rail. The composite rail is formed by mechanically compounding high-conductivity aluminum and a layer of wear-resistant stainless steel band, and is arranged on an insulating support to be connected with a wooden sleeper, a concrete sleeper or other bases. The contact rails transmit electrical energy to the vehicle through the collector shoes. According to the current taking mode of the collector shoe from the contact rail, the installation mode of the contact rail can be divided into: three modes of upper contact, lower contact and side contact.

At present, the existing contact rail is fixed on an insulating support column by utilizing a single pressing block, and the design of an insulating support structure is difficult to solve by narrow installation limits and installation modes, so that the installation and the maintenance are troublesome, the connection form of a product and the conductor rail is considered, and the traditional structural design is difficult to meet the requirements. The utility model application number is 201920321960's utility model discloses a track traffic transmission track insulating support, including the support base, the upper end of support base is equipped with the transmission track, be equipped with the device groove along the horizontal direction on one side lateral wall of support base, the device inslot is equipped with first threaded rod, the one end of first threaded rod is connected with the inner wall rotation in device groove, the other end fixedly connected with second threaded rod of first threaded rod, the screw thread of first threaded rod and second threaded rod is opposite, it is equipped with first bar through-hole and second bar through-hole to run through on the upper end inner wall in device groove, sliding connection has first grip block in the first bar through-hole. The utility model discloses can play support, fixed and insulating to transmission of electricity rail contact form, very simple and convenient to the operation of transmission of electricity rail fixed stay, conveniently install and dismantle, can play the protection shade effect to the transmission of electricity rail to can protect the transmission of electricity rail better, but this utility model still does not solve inconvenient installation and maintenance scheduling problem.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem who exists among the above prior art, the utility model provides a rail transit contact rail insulation support device has solved among the prior art on the contact rail utilizes solitary briquetting to be fixed in insulating pillar, inconvenient installation and maintenance scheduling problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a track traffic contact rail insulation support device, includes the support frame, be equipped with cavity and standing groove that set up from top to bottom in the support frame, the threaded rod runs through the top and the bottom of support frame and extends to in the cavity, threaded rod lower extreme and round platform are connected, the both sides and the spout of cavity communicate each other, are equipped with elastomeric element in the spout, elastomeric element's one end and slide connection, and the opposite side of slide is connected with contact bar and card stick, and the other end of contact bar and card stick passes the backup pad and offsets with round platform, contact rail respectively.

Preferably, the sliding groove comprises a first sliding groove and a second sliding groove, the first sliding groove and the second sliding groove are arranged up and down, and a third sliding groove is communicated between the first sliding groove and the second sliding groove.

In any of the above embodiments, preferably, the elastic member includes a first elastic member and a second elastic member, the support plate includes a first support plate and a second support plate, the first spring and the first support plate are disposed in the first sliding groove, the second spring and the second support plate are disposed in the second sliding groove,

preferably, in any of the above schemes, the sliding plate is slidably disposed in the third sliding groove, one side of the sliding plate is fixedly connected with the first elastic component and the second elastic component, and the other side of the sliding plate is fixedly connected with the contact rod and the clamping rod.

In any of the above embodiments, preferably, the circular truncated cone is a conical circular truncated cone.

Preferably, in any of the above schemes, the first support plate is fixedly connected between the top and the bottom of the inner cavity of the first sliding chute, and the second support plate is fixedly connected between the top and the bottom of the inner cavity of the second sliding chute.

Preferably, the top end of the threaded rod is fixedly connected with a rotating block, and a limiting block is fixedly connected between the threaded rod and the circular truncated cone.

In any of the above embodiments, preferably, the threaded rod is in threaded connection with the support frame.

Preferably, in any one of the above schemes, a first through hole is formed in the first supporting plate, one end of the contact rod penetrates through the first through hole and the circular truncated cone to abut against the first through hole, a second through hole is formed in the second supporting plate, and one end of the clamping rod penetrates through the second through hole and extends to the inside of the placing groove.

Preferably, in any of the above schemes, the number of the first sliding grooves and the number of the second sliding grooves are two and are symmetrically arranged on two sides of the cavity.

In any of the above embodiments, preferably, the first elastic member and the second elastic member are both springs.

The utility model has the advantages that:

(1) the utility model provides a rail transit contact rail insulation support device, which is characterized in that a placing groove is arranged at the bottom of a support frame, a cavity is arranged inside the support frame, a threaded rod penetrates through the top of the support frame, the bottom end of the threaded rod extends to the inside of the cavity, a round platform is fixedly connected at the bottom end of the threaded rod, a first chute and a second chute are respectively communicated at the two sides of the cavity, a third chute is communicated between the first chute and the second chute, a first spring is fixedly connected at one side of the inner cavity of the first chute, a second spring is fixedly connected at one side of the inner cavity of the second chute, a sliding plate is slidably connected inside the third chute, one side of the sliding plate is fixedly connected with one ends of the first spring and the second spring, a contact rod and a clamping rod are fixedly connected at the other side of the sliding plate, the round platform moves by rotating a rotating block, the round platform promotes the slide through the contact stick of contradicting, and then slide compression first spring and second spring for the card stick moves in to the second spout, makes two card sticks lose the fixed chucking to the contact rail, and then is more convenient in the aspect of installation and maintenance, has improved the convenience.

(2) This track traffic contact rail insulation support device through the first backup pad of fixedly connected with between the top of first spout inner chamber and bottom, fixedly connected with second backup pad between the top of second spout inner chamber and the bottom, moves in first spout when the contact bar, and when the card stick moves in the second spout, through the supporting role of first backup pad and second backup pad, stability when improving contact bar and card stick and moving.

Drawings

Fig. 1 is a front view of the internal structure of the rail transit contact rail insulation supporting device of the present invention;

FIG. 2 is an enlarged view of a portion of the structure at A in FIG. 1;

FIG. 3 is a top view of the external structure of the rail transit contact rail insulation support device;

FIG. 4 is a side view of a first support plate of the rail transit contact rail insulation support device;

fig. 5 is a side view of a second support plate of the rail transit contact rail insulation support device.

In the figure: 1. a support frame; 2. a placement groove; 3. a cavity; 4. a threaded rod; 5. a circular truncated cone; 6. a first chute; 7. a second chute; 8. a third chute; 9. a first elastic member; 10. a first support plate; 11. a second elastic member; 12. a second support plate; 13. a slide plate; 14. a contact bar; 15. clamping the rod; 16. rotating the block; 17. a limiting block; 18. a first through hole; 19. a second via.

Detailed Description

In order to make the contents of the present invention more clearly understood, the following description and the accompanying drawings are further described and explained.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1-5, the utility model provides a rail transit contact rail insulation support device, including support frame 1, standing groove 2 has been seted up to support frame 1's bottom, and cavity 3 has been seted up to support frame 1's inside, and threaded rod 4 is run through at support frame 1's top, and threaded rod 4's top fixedly connected with turning block 16 is located the lower part fixedly connected with stopper 17 of the threaded rod 4 of the inside of cavity 3, and stopper 17 is used for spacing threaded rod 4. Threaded connection at threaded

rod

4 and 1 top of support frame, threaded rod 4 are provided with two, and the bottom of threaded rod 4 extends to the inside of cavity 3, and the bottom fixedly connected with round platform 5 of threaded rod 4, round platform 5 are the toper.

The first sliding grooves 6 are symmetrically arranged on two sides of the cavity 3, the second sliding grooves 7 are symmetrically arranged on two sides of the cavity 3, and the first sliding grooves 6 and the second sliding grooves 7 are communicated with a third sliding groove 8. A first elastic component 9 is fixedly connected to one side of the inner cavity of the first sliding chute 6, and the first elastic component 9 is a spring (called as a first spring). Fixedly connected with first backup pad 10 between the top and the bottom of first spout 6 inner chamber, first through-hole 18 has been seted up on the surface of first backup pad 10, and second through-hole 19 has been seted up on the surface of second backup pad 12, as shown in fig. 4 and 5, when contact stick 14 moves to first spout 6, when card stick 15 moves to second spout 7, through the supporting role of first backup pad 10 and second backup pad 12, improve the stability when contact stick 14 and card stick 15 move.

A second elastic component 11 is fixedly connected to one side of the inner cavity of the second sliding chute 7, and the second elastic component 11 can also be a spring (called as a second spring). Fixedly connected with second backup pad 12 between the top of second spout 7 inner chamber and the bottom, the inside sliding connection of third spout 8 has slide 13, the top of slide 13 and the top sliding connection of first spout 6 inner chamber, the bottom of slide 13 and the bottom sliding connection of second spout 7 inner chamber can improve stability like this when slide 13 moves. One side of the sliding plate 13 is fixedly connected with one end of the first spring and one end of the second spring, the other side of the sliding plate 13 is fixedly connected with a contact rod 14 and a clamping rod 15, and the outer surface of the contact rod 14 is matched with the inner surface of the first through hole 18. Specifically, the contact rod 14 is located inside the first sliding chute 6, and one end of the contact rod 14 away from the first sliding chute 6 is arc-shaped and is abutted to the surface of the circular truncated cone 5.

The outer surface of the catch 15 is adapted to the inner surface of the second through hole 19. Specifically, the card stick 15 is located the inside of second spout 7, the one end that second spout 7 was kept away from to card stick 15 runs through cavity 3 and extends to the inside of standing groove 2, make round platform 5 motion through rotating turning block 16, round platform 5 promotes slide 13 through conflict contact rod 14, and then slide 13 compresses first spring and second spring, make card stick 15 to move in the second spout 7, make two card sticks 15 lose the fixed chucking to the contact rail, and then it is more convenient in the aspect of installation and maintenance, the convenience is improved.

The utility model discloses a rail transit contact rail insulation support device theory of operation as follows:

(1) when maintenance work needs to be carried out, the rotating block 16 is rotated, the threaded rod 4 is driven to move upwards, and then the circular truncated cone 5 moves upwards, because the arc end of the contact rod 14 is contradicted with the surface of the circular truncated cone 5, the circular truncated cone 5 is conical, the upper portion is thin and the lower portion is thick, when the circular truncated cone 5 moves upwards, the lower portion is thick, the contact rod 14 can be extruded by the lower portion, and then the sliding plate 13 is pushed, so that the sliding plate 13 moves in the third sliding groove 8, the first spring and the second spring are compressed, and then the clamping rod 15 is driven to move in the second sliding groove 7, so that the clamping rod 15 loses the fixed clamping of the contact rail, and the contact rail is conveniently moved out for maintenance.

(2) When the contact rail needs to be fixed and clamped, the rotating block 16 is rotated, the threaded rod 4 is driven to move downwards, the circular truncated cone 5 is further driven to move downwards, when the circular truncated cone 5 moves downwards, the sliding plate 13 is pushed, the sliding plate 13 moves in the third sliding groove 8, due to the elastic restoring force effect of the first spring and the second spring, the sliding plate can reset, the clamping rod 15 is popped out from the second sliding groove 7, the clamping of the contact rail is fixed, the contact rail is convenient to install, and convenience is improved.

It should be noted that the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a rail transit contact rail insulation support device, includes support frame (1), its characterized in that: be equipped with cavity (3) and standing groove (2) that set up from top to bottom in support frame (1), threaded rod (4) run through the top and the bottom of support frame (1) and extend to in cavity (3), threaded rod (4) lower extreme and round platform (5) are connected, the both sides and the spout of cavity (3) communicate each other, are equipped with elastomeric element in the spout, and elastomeric element's one end and slide (13) are connected, and the opposite side of slide (13) is connected with contact bar (14) and card stick (15), and the other end of contact bar (14) and card stick (15) passes the backup pad and offsets with round platform (5), contact rail respectively.

2. The rail transit contact rail insulation support device according to claim 1, wherein the sliding groove comprises a first sliding groove (6) and a second sliding groove (7), the first sliding groove (6) and the second sliding groove (7) are arranged up and down, and a third sliding groove (8) is communicated between the first sliding groove (6) and the second sliding groove (7).

3. The rail transit contact rail insulation support device of claim 1, wherein the elastic member comprises a first elastic member (9) and a second elastic member (11), the support plate comprises a first support plate (10) and a second support plate (12), the first elastic member (9) and the first support plate (10) are disposed in the first runner (6), and the second elastic member (11) and the second support plate (12) are disposed in the second runner (7).

4. The rail transit contact rail insulation support device according to claim 1, characterized in that the sliding plate (13) is slidably arranged in the third sliding groove (8), one side of the sliding plate (13) is fixedly connected with the first elastic component (9) and the second elastic component (11), and the other side of the sliding plate (13) is fixedly connected with the contact rod (14) and the clamping rod (15).

5. The rail transit contact rail insulation support device of claim 3, characterized in that the first support plate (10) is fixedly connected between the top and the bottom of the inner cavity of the first runner (6), and the second support plate (12) is fixedly connected between the top and the bottom of the inner cavity of the second runner (7).

6. The rail transit contact rail insulation supporting device as claimed in claim 1, wherein a rotating block (16) is fixedly connected to the top end of the threaded rod (4), and a limiting block (17) is fixedly connected between the threaded rod (4) and the circular truncated cone (5).

7. The rail transit contact rail insulation support device of claim 6, characterized in that the threaded rod (4) and the support frame (1) are in threaded connection.

8. The rail transit contact rail insulation supporting device according to claim 5, wherein a first through hole (18) is formed in the first supporting plate (10), one end of the contact rod (14) penetrates through the first through hole (18) to abut against the circular truncated cone (5), a second through hole (19) is formed in the second supporting plate (12), and one end of the clamping rod (15) penetrates through the second through hole (19) to extend to the inside of the placing groove (2).

9. The rail transit contact rail insulation support device of claim 5, characterized in that the number of the first sliding chute (6) and the second sliding chute (7) is two and are symmetrically arranged at two sides of the cavity (3).

10. The rail transit contact rail insulation support device of claim 4, characterized in that the first elastic member (9) and the second elastic member (11) are both springs.