CN218124235U

CN218124235U - Intermediate connecting device for 35kV cable

Info

Publication number: CN218124235U
Application number: CN202222069075.8U
Authority: CN
Inventors: 向楠; 包善军; 林龙; 沈俊奋; 王建波; 张雅慧; 林忠海
Original assignee: Electric Power Construction Branch Of Zhejiang Qiming Electric Power Group Co ltd; Zhejiang Qiming Electric Power Group Co ltd
Current assignee: Electric Power Construction Branch Of Zhejiang Qiming Electric Power Group Co ltd; Zhejiang Qiming Electric Power Group Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2022-12-23
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a middle connecting device for 35kV cables, relating to the technical field of cables; connecting device in middle of current 35kV cable is when being connected cable and terminal, because the terminal is comparatively close to the terminal box, inconvenient wiring, the utility model discloses a terminal box, the threading pipe is all established to the both sides of terminal box, the apron is established at the top of terminal box, the top both ends both sides department of terminal box all opens the installation slot, and the inner wall installation picture peg of pegging graft of installation slot, installation picture peg and apron fixed connection, one side of one of them installation picture peg is opened has a plurality of tooth's sockets, one side top of the installation slot that is close to the tooth's socket is opened there is the mounting groove, and the both ends inner wall of mounting groove rotates connects drive gear, drive gear meshes with the tooth's socket mutually, the same backup pad of relative one side fixed connection of four installation picture pegs, two wiring boards of top fixed connection of backup pad, the relative one side fixed connection spliced pole of two wiring boards. The technical scheme is convenient for wiring of the cable and the wiring terminal.

Description

Intermediate connecting device for 35kV cable

Technical Field

The utility model relates to the technical field of cables, especially, relate to a be used for middle connecting device of 35kV cable.

Background

The cable is made by one or more mutual insulated conductor and outsourcing insulating protective layer, with electric power or information transmission to the wire of another department from one, at long distance laying in-process, needs many cable junction, just can reach the required length of use, and then needs to use connecting device.

At present, current be used for connecting device in middle of 35kV cable, it includes terminal box, threading pipe, two wiring boards, a plurality of terminal and spliced pole usually, passes the threading pipe with the one end of cable, fixes through the terminal afterwards, and another threading pipe is passed with the one end of another cable to the same reason, fixes through the terminal, carries electric power through the spliced pole to the completion is to being connected of cable.

However, similar to the above-mentioned intermediate connecting device for a 35kV cable, when connecting a cable with a terminal, it is inconvenient to wire because the terminal is closer to the junction box.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a connecting device used in the middle of a 35kV cable. The cable connector has the advantage that the cable and the wiring terminal are convenient to connect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a be used for 35kV cable intermediate junction device, includes the terminal box, the threading pipe is all established to the both sides of terminal box, the apron is established at the top of terminal box, the top both ends both sides department of terminal box all opens installation slot, and the inner wall of installation slot is pegged graft and is installed the picture peg, installation picture peg and apron fixed connection, one of them one side of installation picture peg is opened there are a plurality of tooth's sockets, is close to the tooth's socket open one side top of installation slot has the mounting groove, and the both ends inner wall of mounting groove rotates and connects drive gear, drive gear meshes, four with the tooth's socket the same backup pad of relative one side fixed connection of installation picture peg, two wiring boards of top fixed connection of backup pad, two the relative one side fixed connection spliced pole of wiring board, two the wiring board is the equal a plurality of terminals of fixed connection in the same side of the back of the body mutually.

Through the technical scheme: when needs are worked a telephone switchboard to the cable, rotate drive gear earlier to under the effect of tooth's socket, drive the installation picture peg and shift up, and then drive apron and backup pad and shift up, make wiring board and terminal in the backup pad shift up to a definite position, at this moment, pass the threading pipe with the cable, the staff can be convenient afterwards works a telephone switchboard to cable and terminal.

The utility model discloses it is further set up to, keep away from the tooth's socket three open one side of installation picture peg has the activity groove, and the inner wall in activity groove slides and establishes the limiting plate, fixed connection extrusion spring between limiting plate and the activity groove.

Through the technical scheme: utilize the limiting plate, when working a telephone switchboard to cable and terminal, shift up the backup pad, when the limiting plate breaks away from the installation slot, under extrusion spring's elasticity effect, promote the limiting plate and outwards remove to support the backup pad, the staff of further being convenient for is worked a telephone switchboard.

The utility model discloses further set up to, the one end outer wall of terminal box rotates connects a type crank, and just rolls over fixed the setting between type crank and the drive gear.

Through the technical scheme: the folding crank is used, so that the transmission gear can be conveniently rotated.

The utility model discloses further set up to, the spacing picture peg of the equal fixed connection in top both sides of terminal box, the spacing socket with spacing picture peg looks adaptation is all opened to the top both sides of apron, flexible groove has all been opened at the both ends of spacing picture peg, and the inner wall in flexible groove slides and establishes the spacing piece.

Through the technical scheme: the cover plate is fixed by the limiting block and the limiting inserting plate, so that the cover plate is prevented from being separated from the junction box easily.

The utility model discloses further set up to, a plurality of spacing springs of fixed connection between stopper and the flexible groove.

Through the technical scheme: the elastic force of the limiting spring is utilized to facilitate the pushing of the limiting block to move outwards.

The utility model discloses further set up to, the stopper is kept away from the one side of spacing spring and is the slope design.

Through the technical scheme: due to the inclined design, the limiting socket can be conveniently extruded to the limiting block to be contracted into the telescopic groove.

The utility model discloses further set up to, threaded hole is opened to one side of threading pipe, and the inner wall of screw hole passes through the threaded connection threaded rod, the threaded rod is close to the one end rotation connection arc grip block of threading pipe.

Through the technical scheme: after the wiring is accomplished, rotate the threaded rod, it is fixed to drive the arc grip block to carry out the centre gripping to the cable, further increases the fixed stability of cable, prevents to receive cable pulling force and causes cable and terminal to break away from.

The utility model discloses further set up to, one side fixed connection rubber pad of arc grip block.

Through the technical scheme: utilize the rubber pad, increase the frictional force between with the cable, and then increase the stability fixed to the cable.

The utility model has the advantages that:

1. in the utility model, through establishing tooth's socket, spacing picture peg, drive gear, spacing slot and backup pad, when needs are worked a telephone switchboard to the cable, rotate drive gear earlier to under the effect of tooth's socket, drive the installation picture peg and shift up, and then drive apron and backup pad and shift up, make wiring board and terminal in the backup pad shift up to a definite position, at this moment, pass the through wires pipe with the cable, the staff can be convenient afterwards works a telephone switchboard to cable and terminal.

2. Through establishing installation picture peg, stopper and limiting plate in this practicality, utilize stopper and spacing picture peg, fix the apron, prevent that the apron from breaking away from with the terminal box easily, utilize the limiting plate, when working a telephone switchboard cable and terminal, shift up the backup pad, when the limiting plate breaks away from the installation slot, under the spring action of extrusion spring, promote the limiting plate and outwards remove to support the backup pad, the staff of further being convenient for is worked a telephone switchboard.

3. Through establishing arc grip block and threaded rod in this practicality, after the wiring is accomplished, rotate the threaded rod, it is fixed to drive the arc grip block and carry out the centre gripping to the cable, further increases the fixed stability of cable, prevents to receive the cable pulling force and causes cable and terminal to break away from.

Drawings

Fig. 1 is a schematic perspective view of the overall 35kV cable intermediate connection device of the present invention;

fig. 2 is a schematic perspective view of a tooth socket and an installation inserting plate of a 35kV cable intermediate connection device provided by the present invention;

fig. 3 is a schematic diagram of a partial top cross-sectional structure of an extrusion spring and a limiting plate for a 35kV cable intermediate connection device according to the present invention;

fig. 4 is a schematic view of a partial side cross-sectional structure of a limiting block and a limiting spring of a 35kV cable intermediate connection device provided by the present invention;

fig. 5 is the utility model provides a part side sectional structure schematic diagram that is used for connecting device threaded rod and arc grip block in middle of 35kV cable.

In the figure: 1. a junction box; 2. a cover plate; 3. a threading tube; 4. a threaded rod; 5. a folding type crank; 6. a limiting socket; 7. connecting columns; 8. a wiring board; 9. a binding post; 10. a tooth socket; 11. a support plate; 12. a limiting plate; 13. installing a plug board; 14. a transmission gear; 15. mounting grooves; 16. installing a slot; 17. a movable groove; 19. extruding the spring; 20. a limiting inserting plate; 21. a limiting spring; 22. a telescopic groove; 23. a limiting block; 24. a rubber pad; 25. a threaded hole; 26. an arc-shaped clamping plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-5, a connecting device for a 35kV cable middle comprises a junction box 1, threading pipes 3 are arranged on two sides of the junction box 1, a cover plate 2 is arranged on the top of the junction box 1, mounting slots 16 are formed in two sides of two ends of the top of the junction box 1, plug-in mounting insertion plates 13 are inserted into inner walls of the mounting slots 16, the mounting insertion plates 13 are connected with the cover plate 2 through bolts, a plurality of tooth sockets 10 are formed in one side of one mounting insertion plate 13, a mounting groove 15 is formed in the top of one side of the mounting slot 16 close to the tooth sockets 10, transmission gears 14 are rotatably connected with inner walls of two ends of the mounting groove 15, the transmission gears 14 are meshed with the tooth sockets 10, opposite surfaces of the four mounting insertion plates 13 are connected with a same supporting plate 11 through bolts, the top of the supporting plate 11 is connected with two wiring plates 8 through bolts, opposite surfaces of the two wiring plates 8 are connected with a connecting post 7 through bolts, and opposite surfaces of the two wiring plates 8 are connected with each other surfaces through a plurality of wiring posts 9 through bolts.

Specifically, one side of three installation picture peg 13 of keeping away from tooth's socket 10 is opened has movable groove 17, and the inner wall of movable groove 17 slides and establishes limiting plate 12, through bolted connection extrusion spring 19 between limiting plate 12 and the movable groove 17, utilize limiting plate 12, when working a telephone switchboard cable and terminal 9, move up backup pad 11, when limiting plate 12 breaks away from installation slot 16, under extrusion spring 19's elastic force effect, promote limiting plate 12 and outwards remove, thereby support backup pad 11, the staff of further being convenient for is worked a telephone switchboard.

Specifically, the outer wall of one end of the junction box 1 is rotatably connected with the folding type crank 5, the folding type crank 5 and the transmission gear 14 are fixedly arranged, and the folding type crank 5 is used for facilitating rotation of the transmission gear 14.

Specifically, the top both sides of terminal box 1 all pass through bolted connection spacing picture peg 20, and the top both sides of apron 2 all open the spacing socket 6 with spacing picture peg 20 looks adaptation, and flexible groove 22 has all been opened at the both ends of spacing picture peg 20, and the inner wall of flexible groove 22 slides and establishes spacing piece 23, utilizes spacing piece 23 and spacing picture peg 20, fixes apron 2, prevents that apron 2 from breaking away from with terminal box 1 easily.

Specifically, the limiting block 23 and the telescopic groove 22 are connected with a plurality of limiting springs 21 through bolts, and the limiting springs 21 are used for facilitating pushing the limiting block 23 to move outwards.

Specifically, the one side that spacing spring 21 was kept away from to stopper 23 is the slope design, and the design of slope is convenient for spacing socket 6 extrusion stopper 23 and is contracted to flexible inslot 22.

Specifically, threaded hole 25 is opened to one side of threading pipe 3, and threaded connection threaded rod 4 is passed through to the inner wall of threaded hole 25, and threaded rod 4 is close to the one end rotation connection arc grip block 26 of threading pipe 3, and after the wiring was accomplished, rotation threaded rod 4 drove arc grip block 26 and carries out the centre gripping to the cable fixed, further increases the fixed stability of cable, prevents to receive the cable pulling force and causes cable and terminal 9 to break away from.

Specifically, one side of the arc-shaped clamping plate 26 is connected with the rubber pad 24 through a bolt, and the rubber pad 24 is utilized to increase the friction force between the arc-shaped clamping plate and the cable, so that the stability of fixing the cable is increased.

The working principle is as follows: when needs are worked a telephone switchboard to the cable, rotate drive gear 14 earlier to under the effect of tooth's socket 10, drive installation picture peg 13 and move up, and then drive apron 2 and backup pad 11 and move up, make and move up to a certain position on wiring board 8 and the terminal 9 in the backup pad 11, at this moment, pass through threading pipe 3 with the cable, staff can be convenient afterwards carries out the wiring to cable and terminal 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a connecting device in middle of being used for 35kV cable, includes terminal box (1), a serial communication port, threading pipe (3) are all established to the both sides of terminal box (1), apron (2) are established at the top of terminal box (1), the top both ends both sides department of terminal box (1) has all opened installation slot (16), and the inner wall of installation slot (16) is pegged graft and is installed picture peg (13), installation picture peg (13) and apron (2) fixed connection, one of them one side of installation picture peg (13) is opened has a plurality of tooth's socket (10), is close to tooth's socket (10) one side top of installation slot (16) is opened there is mounting groove (15), and the both ends inner wall of mounting groove (15) rotates and connects drive gear (14), drive gear (14) mesh mutually with tooth's socket (10), four the same backup pad (11) of relative one side fixed connection of installation picture peg (13), two wiring boards (8) of top fixed connection of backup pad (11), two wiring board (8) relative one side fixed connection spliced pole (7), two are in the opposite.

2. The intermediate connection device for the 35kV cable according to claim 1, wherein one side of three installation insertion plates (13) far away from the tooth grooves (10) is provided with a movable groove (17), the inner wall of the movable groove (17) is provided with a limiting plate (12) in a sliding manner, and an extrusion spring (19) is fixedly connected between the limiting plate (12) and the movable groove (17).

3. The intermediate connecting device for the 35kV cable is characterized in that the outer wall of one end of the junction box (1) is rotatably connected with a folding crank (5), and the folding crank (5) is fixedly arranged with the transmission gear (14).

4. The intermediate connecting device for 35kV cables as claimed in claim 1, wherein both sides of the top of the junction box (1) are fixedly connected with a limiting insertion plate (20), both sides of the top of the cover plate (2) are provided with limiting insertion sockets (6) matched with the limiting insertion plate (20), both ends of the limiting insertion plate (20) are provided with telescopic grooves (22), and the inner walls of the telescopic grooves (22) are provided with limiting blocks (23) in a sliding manner.

5. The intermediate connecting device for 35kV cables as claimed in claim 4, wherein a plurality of limiting springs (21) are fixedly connected between the limiting blocks (23) and the telescopic grooves (22).

6. The intermediate connection device for 35kV cables as claimed in claim 5, wherein the side of the limiting block (23) away from the limiting spring (21) is designed to be inclined.

7. The intermediate connecting device for the 35kV cable as claimed in claim 1, wherein a threaded hole (25) is formed in one side of the threading pipe (3), the inner wall of the threaded hole (25) is connected with a threaded rod (4) through threads, and one end, close to the threading pipe (3), of the threaded rod (4) is rotatably connected with an arc-shaped clamping plate (26).

8. The intermediate connecting device for 35kV cables as claimed in claim 7, wherein a rubber gasket (24) is fixedly connected to one side of the arc-shaped clamping plate (26).