CN213990014U

CN213990014U - Railway contact net lightning protection equipment

Info

Publication number: CN213990014U
Application number: CN202120100775.1U
Authority: CN
Inventors: 郝茂
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-08-17
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a railway contact net lightning protection equipment relates to railway contact net field. This railway contact net lightning protection equipment includes lightning protection equipment casing, and lightning protection equipment casing's inside is equipped with the cable main part, and the left side of lightning protection equipment casing is fixed with square frame, and the cable main part is worn out by the left side of lightning protection equipment casing, and the cable main part is located the center department of square frame, and the interface protection casing has been cup jointed in the left side of square frame, and the left side of interface protection casing is fixed with the rubber tube, and the left side of rubber tube is fixed with the spring. This railway contact net lightning protection equipment can be convenient for set up protection and protection to the kneck of the cable main part of railway contact net lightning protection equipment and lightning protection equipment casing, avoids the cable main part of kneck to receive the damage, and the rubber tube and the spring of setting can make the outside of cable main part receive buffering and protection, and two sets of tight pieces of clamp that set up can press from both sides the cable main part tightly fixed, guarantee to the internal interface of cable main part and lightning protection equipment casing stable.

Description

Railway contact net lightning protection equipment

Technical Field

The utility model relates to a railway contact net technical field specifically is a railway contact net lightning protection equipment.

Background

The voltage of a contact network is an important index of the capacity of a traction power supply system of the electrified railway, and the electrical insulation performance is influenced by the overhigh voltage of the contact network; contact net voltage is low excessively, and load equipment can't normally work, and consequently contact net voltage is an important technical indicator, and the arrester is connected between cable and the ground, is parallelly connected with protected equipment usually, and the arrester can protect communications facilities effectively, in case abnormal voltage appears, and the arrester will take place the action, plays the guard action.

Among the prior art, the inside cable of arrester is worn out from inside, but at the kneck of cable and arrester, does not do the protection mostly for when the user carries out the use, the cable receives the damage at the kneck very easily, still can buckle excessively, causes the damaged phenomenon of epidermis, and internal interface also can take place to drag and break off in addition, makes the arrester damage unable work, to prior art not enough, the utility model discloses a railway contact net lightning protection equipment, in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses a railway contact net lightning protection equipment to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a railway contact net lightning protection device comprises a lightning protection device shell, wherein a cable main body is arranged inside the lightning protection device shell, a square outer frame is fixedly connected to the left side of the lightning protection device shell, the cable main body penetrates out of the left side of the lightning protection device shell, the cable main body is located at the center of the square outer frame, an interface protection cover is sleeved on the left side of the square outer frame, a rubber pipe is fixedly connected to the left side of the interface protection cover, a spring is fixedly connected to the left side of the rubber pipe, the spring and the rubber pipe are both sleeved on the cable main body, a wire pipe is fixedly connected to the left side of the lightning protection device shell, the wire pipe is sleeved on the cable main body, clamping grooves are formed in the two sides of the cable main body, second nut seats are fixedly connected to the two sides of the square outer frame, a lead screw is in threaded connection with the axis of the second nut seats, and a rotating handle is fixedly connected to one end of the lead screw, the other end of the screw rod penetrates through the second nut seat and the square outer frame and is rotatably connected with a sliding plate, one side of the sliding plate, far away from the screw rod, is fixedly connected with a clamping block, and the clamping block is movably clamped in the clamping groove and abuts against the outer wall of the cable main body.

Preferably, the top and the bottom of the interface protective cover are both fixedly connected with two groups of first nut seats, the axis of each first nut seat is in threaded connection with a fixing bolt, and the fixing bolt penetrates through the first nut seat and abuts against the outer wall of the square outer frame.

Preferably, one side of the sliding plate, which is close to the screw rod, is fixedly connected with a bearing, and the screw rod is rotatably connected in the bearing.

Preferably, the four corners of one side of the sliding plate, which is far away from the screw rod, are fixedly connected with limiting square rods, and the limiting square rods are attached to the inner wall of the square outer frame.

Preferably, one side of the clamping block, which is far away from the sliding plate, is provided with an arc-shaped groove corresponding to the cable main body.

Preferably, a rubber pad is arranged on one side of the clamping block, which is far away from the sliding plate, and the rubber pad is clamped between the cable main body and the clamping block.

The utility model discloses a railway contact net lightning protection equipment, its beneficial effect who possesses as follows:

1. this railway contact net lightning protection equipment, when using, can be convenient for set up protection and protection to the kneck of the cable main part of railway contact net lightning protection equipment and lightning protection equipment casing, the cable main part of avoiding the kneck receives the damage, the rubber tube and the spring of setting can make the outside of cable main part receive buffering and protection, when the cable main part is buckled, rubber tube and spring can provide certain buffering and holding power to the department of buckling, avoid the cable main part to buckle excessively and cause the damaged phenomenon of sheet rubber, two sets of tight pieces of clamp that set up can press from both sides the cable main part tightly fixed, guarantee to the internal interface of cable main part and lightning protection equipment casing stable, can not receive to drag the phenomenon that takes place the disconnection of interface connection department.

2. This railway contact net lightning protection equipment, when the sliding plate moved, the spacing square bar of setting can support and spacing the sliding plate, guaranteed that the stable inner wall along square frame of sliding plate slides, and then guaranteed to carry out chucking and fixed when pressing from both sides tight piece and carrying out the cable main part, received fore-and-aft support, guaranteed to support and fix stably.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a structural diagram of the interface protective cover of the present invention;

FIG. 3 is a structural diagram of the square outer frame of the present invention;

fig. 4 is a structural view of the sliding plate of the present invention.

In the figure: 1. a lightning protection device housing; 2. a square outer frame; 3. a cable body; 4. an interface protective cover; 401. a first nut seat; 402. a fixing bolt; 5. a rubber tube; 6. a spring; 7. a conduit; 701. a card slot; 8. a second nut seat; 9. a screw rod; 901. turning a handle; 10. a sliding plate; 1001. a bearing; 11. a clamping block; 12. spacing square pole.

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.

Referring to fig. 1-4, a railway contact net lightning protection device comprises a lightning protection device casing 1, a cable main body 3 is arranged inside the lightning protection device casing 1, a square outer frame 2 is fixedly connected to the left side of the lightning protection device casing 1, the cable main body 3 penetrates out from the left side of the lightning protection device casing 1, the cable main body 3 is located at the center of the square outer frame 2, an interface protective cover 4 is sleeved on the left side of the square outer frame 2, a rubber tube 5 is fixedly connected to the left side of the interface protective cover 4, a spring 6 is fixedly connected to the left side of the rubber tube 5, both the spring 6 and the rubber tube 5 are sleeved on the cable main body 3, a line pipe 7 is fixedly connected to the left side of the lightning protection device casing 1, the line pipe 7 is sleeved on the cable main body 3, clamping grooves 701 are formed in both sides of the cable main body 3, second nut seats 8 are fixedly connected to both sides of the square outer frame 2, and a screw rod 9 is connected to the axis of the second nut seats 8, one end of the screw rod 9 is fixedly connected with a rotating handle 901, the other end of the screw rod 9 passes through the second nut seat 8 and the square outer frame 2 and is rotatably connected with a sliding plate 10, one side of the sliding plate 10 far away from the screw rod 9 is fixedly connected with a clamping block 11, the clamping block 11 is movably clamped in the clamping groove 701 and is propped against the outer wall of the cable main body 3, when the device is used, the device can conveniently arrange protection and protection at the interface of the cable main body 3 of the railway contact net lightning protection equipment and the lightning protection equipment shell 1, the cable main body 3 at the interface is prevented from being damaged, the arranged rubber tube 5 and the spring 6 can buffer and protect the outer part of the cable main body 3, when the cable main body 3 is bent, the rubber tube 5 and the spring 6 can provide certain buffering and supporting force for the bent part, the phenomenon that the rubber sheet is damaged due to excessive bending of the cable main body 3 is avoided, the two groups of clamping blocks 11 can clamp and fix the cable main body 3, the internal interfaces of the cable main body 3 and the lightning protection equipment shell 1 are guaranteed to be stable, and the phenomenon that the connection part of the interfaces is disconnected due to pulling is avoided.

As a technical optimization scheme, two sets of first nut seat 401 of the equal fixedly connected with in top and the bottom of interface protection casing 4, the axle center department threaded connection of first nut seat 401 has gim peg 402, gim peg 402 pass first nut seat 401 and offset with the outer wall of square frame 2, the first nut seat 401 and the gim peg 402 of setting are convenient for fix interface protection casing 4 on square frame 2, realize the interface protection.

As the utility model discloses a technical optimization scheme, one side fixedly connected with bearing 1001 that sliding plate 10 is close to lead screw 9, and lead screw 9 rotates to be connected in bearing 1001, and the bearing 1001 that sets up is convenient for lead screw 9 to rotate and connects on sliding plate 10.

As a technical optimization scheme, the spacing square bar 12 of one side four corners fixedly connected with of lead screw 9 is kept away from to sliding plate 10, spacing square bar 12 is laminated with square frame 2's inner wall mutually, when sliding plate 10 moves, the spacing square bar 12 of setting can support sliding plate 10 with spacing, guarantee that sliding plate 10 is stable slides along square frame 2's inner wall, and then guaranteed to carry out chucking and fixed when pressing from both sides tight piece 11 and carrying out cable main part 3, receive fore-and-aft support, guarantee to support and fix stably.

As a technical optimization scheme of the utility model, press from both sides tight piece 11 and keep away from one side of sliding plate 10 and offer the arc wall corresponding with cable main part 3, press from both sides tight piece 11 and keep away from one side of sliding plate 10 and be equipped with the rubber pad, the rubber pad is pressed from both sides tightly at cable main part 3 and press from both sides between tight piece 11, and the rubber pad and the arc wall of setting can be so that press from both sides tight piece 11 and laminate mutually with cable main part 3, and the reinforcing presss from both sides tight.

The utility model discloses when using, can set up the protection between the kneck of cable main part 3 and lightning protection equipment casing 1, the cable main part 3 of avoiding the kneck receives the damage, the interface protection casing 4 of setting can cup joint in cable main part 3, then fix on square frame 2, directly cover interface protection casing 4 on square frame 2 during the operation, then tighten up gim peg 402 and fix interface protection casing 4, gim peg 402 finally can carry out the chucking with the outer wall of square frame 2, the rubber tube 5 and the spring 6 of setting can be so that the outside of cable main part 3 receives buffering and protection, when cable main part 3 buckles, rubber tube 5 and spring 6 can provide certain buffering and holding power to buckling the department, avoid cable main part 3 to buckle excessively to cause the damaged phenomenon of sheet rubber.

Two sets of tight pieces 11 of clamp that set up can press from both sides cable main part 3 and press from both sides tightly fixedly, guarantee to cable main part 3 and lightning protection equipment casing 1's internal interface stable, can not receive to drag the phenomenon that takes place the interface connection department disconnection, it is regularly to press from both sides the fastening, direct rotation change 901 can, change 901 and drive lead screw 9 rotation, lead screw 9 rotates along the 8 spirals of second nut seat, lead screw 9 promotes sliding plate 10 lateral sliding simultaneously, sliding plate 10 drives and presss from both sides tight piece 11 motion and card income draw-in groove 701 in, finally offset with the outer wall of cable main part 3, two sets of tight pieces 11 of clamp realize carrying out the chucking with cable main part 3 and fix.

When the sliding plate 10 moves, the arranged limiting square rod 12 can support and limit the sliding plate 10, so that the sliding plate 10 can stably slide along the inner wall of the square outer frame 2, and further, when the clamping block 11 clamps and fixes the cable main body 3, the cable main body is supported longitudinally, and the support and the fixation are stable.

To technical personnel in the field, this device is when using, can be convenient for set up protection and protection to the kneck of the cable main part 3 of railway contact net lightning protection equipment and lightning protection equipment casing 1, the cable main part 3 of avoiding the kneck receives the damage, the rubber tube 5 and the spring 6 that set up can make the outside of cable main part 3 receive buffering and protection, when cable main part 3 buckles, rubber tube 5 and spring 6 can provide certain buffering and holding power to the department of buckling, avoid cable main part 3 to buckle excessively to cause the damaged phenomenon of sheet rubber, two sets of tight piece 11 of clamp that set up can press from both sides cable main part 3 and press from both sides fixedly, guarantee to the internal interface of cable main part 3 and lightning protection equipment casing 1 stable, can not receive the phenomenon that the dragging takes place the disconnection of interface connection department.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a railway contact net lightning protection equipment, includes lightning protection equipment casing (1), its characterized in that: the lightning protection device comprises a lightning protection device shell (1), wherein a cable main body (3) is arranged in the lightning protection device shell (1), a square outer frame (2) is fixedly connected to the left side of the lightning protection device shell (1), the cable main body (3) is penetrated out from the left side of the lightning protection device shell (1), the cable main body (3) is located at the center of the square outer frame (2), an interface protective cover (4) is sleeved on the left side of the square outer frame (2), a rubber pipe (5) is fixedly connected to the left side of the interface protective cover (4), a spring (6) is fixedly connected to the left side of the rubber pipe (5), the spring (6) and the rubber pipe (5) are both sleeved on the cable main body (3), a line pipe (7) is fixedly connected to the left side of the lightning protection device shell (1), the line pipe (7) is sleeved on the cable main body (3), clamping grooves (701) are formed in two sides of the cable main body (3), the cable connector is characterized in that second nut seats (8) are fixedly connected to two sides of the square outer frame (2), a screw rod (9) is connected to the axis of each second nut seat (8) in a threaded mode, a rotating handle (901) is fixedly connected to one end of the screw rod (9), the other end of the screw rod (9) penetrates through the second nut seats (8) and the square outer frame (2) and is rotatably connected with a sliding plate (10), one side, far away from the screw rod (9), of the sliding plate (10) is fixedly connected with clamping blocks (11), and the clamping blocks (11) are movably clamped in the clamping grooves (701) and abut against the outer wall of the cable main body (3).

2. The lightning protection device for the railway contact network of claim 1, which is characterized in that: the connector protective cover is characterized in that the top and the bottom of the connector protective cover (4) are fixedly connected with two sets of first nut seats (401), the axis of each first nut seat (401) is in threaded connection with a fixing bolt (402), and each fixing bolt (402) penetrates through each first nut seat (401) and abuts against the outer wall of the square outer frame (2).

3. The lightning protection device for the railway contact network of claim 1, which is characterized in that: one side of the sliding plate (10) close to the screw rod (9) is fixedly connected with a bearing (1001), and the screw rod (9) is rotatably connected in the bearing (1001).

4. The lightning protection device for the railway contact network of claim 1, which is characterized in that: the four corners of one side of the sliding plate (10) far away from the screw rod (9) are fixedly connected with limiting square rods (12), and the limiting square rods (12) are attached to the inner wall of the square outer frame (2).

5. The lightning protection device for the railway contact network of claim 1, which is characterized in that: an arc-shaped groove corresponding to the cable main body (3) is formed in one side, away from the sliding plate (10), of the clamping block (11).

6. The lightning protection device for the railway contact network of claim 1, which is characterized in that: and a rubber pad is arranged on one side of the clamping block (11) far away from the sliding plate (10), and the rubber pad is clamped between the cable main body (3) and the clamping block (11).