CN112186638A

CN112186638A - Cable construction tightening device for high-voltage power grid

Info

Publication number: CN112186638A
Application number: CN202011032113.1A
Authority: CN
Inventors: 师学武; 刘海东; 金昌文; 巨海珍; 员泽森; 高盼; 王志刚; 李文凯; 张琳; 宣菲; 陈虎
Original assignee: Sanmenxia Power Supply Co of State Grid Henan Electric Power Co Ltd
Current assignee: Sanmenxia Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-01-05

Abstract

The invention discloses a cable construction tightening device for a high-voltage power grid, and relates to the technical field of cable reeling. The existing cable connection box has no heat dissipation structure, and the internal temperature is too high, resulting in low safety in use and inconvenience. It has the function of taking up the cable, which leads to the loose use of the cable and the low stability of the connection. The following solution is now proposed, including a box body, the inner wall of the box body is welded with a fixed rod, and the other end of the fixed rod is welded with a conductive rod. The conductive sleeve is provided with a conductive column, two ends of the conductive column are fixedly connected with a fixing block, and one side of the fixing block is fixedly connected with a cable body. The invention has a simple and novel structure, tightens the cable during installation, prevents the cable from loosening and affects the stability of the power connection, and improves the safety of the cable use. Improve the stability of the wire take-up, with the effect of ventilation and heat dissipation, improve the effect of use, suitable for promotion.

Description

Cable construction tightening device for high-voltage power grid

Technical Field

The invention relates to the technical field of cable take-up, in particular to a cable construction tightening device for a high-voltage power grid.

Background

Cable is a generic term for optical cables, electrical cables, and the like. The cable has many purposes, is mainly used for controlling installation, connecting equipment, transmitting power and other multiple functions, and is a common and indispensable object in daily life. Installation requires special care since the cable is live. The transmission of electric energy, it and becomes power, distribution, power consumption together, constitutes the whole function of electric power system. By transmitting electricity, power plants and load centers which are far apart (up to thousands of kilometers) are connected, so that the development and utilization of electric energy exceed the regional limit. The power transmission line can be divided into an overhead power transmission line and an underground power transmission line according to the structural form. The former consists of a line tower, a lead, an insulator and the like, and is erected on the ground; the cable tightening device is mainly used for cables which are laid underground or underwater, and cable tightening devices are needed in the cable arrangement process, the cable tightening device used in power construction is large in size and complex in structure, workers are inconvenient to operate when working at high altitude, meanwhile, when the cables are overhauled, the cables are inconvenient to tighten, and the cables are inconvenient to tighten, so that the connection stability is high, the safety of power grid use is low, the existing tightening box does not have a heat dissipation function, electric elements are connected inside the device, the temperature is too high, and the use safety needs to be improved.

Disclosure of Invention

The invention provides a cable construction tightening device for a high-voltage power grid, which solves the problems that an existing cable connecting box is not provided with a heat dissipation structure, the internal temperature is too high, the use safety is low, the cable is not loosened due to the fact that the cable connecting box is not provided with a wire winding function, the connection stability is low and the like.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a high-voltage electric wire netting is with cable construction tensioner bullwheel, comprises a box bod, the inner wall welding of box body has the dead lever, the other end welding of dead lever has electrically conductive cover, run through in the electrically conductive cover and be equipped with and lead electrical pillar, the both ends fixedly connected with fixed block of leading electrical pillar, one side fixedly connected with cable body of fixed block, the inner wall of box body rotates installs the fixed column, the fixed cover in outer lane of fixed column is equipped with the take-up reel, the rotation chamber has been seted up to one side of fixed column, it is equipped with the turning block to rotate the intracavity, one side welding of turning block has the.

Preferably, the dwang runs through a side box wall of box body, the both sides welding of box body has the baffle, the ventilation hole has been seted up to the both sides box wall of box body.

Preferably, the inner wall welding of box body has the ventilative board, the ventilative board sets up for the slope, install micro motor on the ventilative board, micro motor's output fixedly connected with flabellum, micro motor passes through bolted connection with ventilative board, first through-hole has been seted up to the both sides box wall of box body, the cable body runs through first through-hole.

Preferably, one side welding of fixed block has spacing spring, the other end welding of spacing spring has the adapter sleeve, the top welding of adapter sleeve has the connecting rod, the other end of connecting rod and the inner wall welding of box body.

Preferably, the cable body penetrates through the connecting sleeve, a groove is formed in the take-up reel, and the groove is matched with the cable body.

Preferably, the rotating block is connected with the inner wall of the rotating cavity in a sliding mode, and the vertical sections of the rotating block and the rotating cavity are of regular quadrilateral structures.

Preferably, one side welding of turning block has the extrusion spring, the other end of extrusion spring and the inner wall welding of rotating the chamber, the outer lane at the dwang is established to the extrusion spring cover.

Preferably, one side of the handheld block, which is close to the outer wall of the box body, is welded with a plurality of positioning bolts along the circumferential array, a plurality of positioning holes are formed in the box wall of the box body, the positioning bolts are matched with the positioning holes, and a plurality of anti-skidding lines are welded on the outer ring of the handheld block.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the scheme, the structure comprises a box body, a fixed rod, a conductive sleeve, a conductive column, a fixed block, a cable body, a connecting sleeve, a connecting rod, a ventilation plate, a micro motor and the like, wherein the fan blades are driven by the micro motor, the heat is dissipated in the box body through the ventilation plate, the conductive sleeve is supported through the fixed rod, the cable body is connected in an electrified mode through the conductive sleeve and the conductive column, the conductive column is fixed in a limiting mode through the connecting sleeve, and the connection stability is improved;

2. the cable take-up reel is structurally characterized by comprising a box body, a take-up reel, a fixed column, a rotating cavity, a rotating block, a rotating rod, an extrusion spring, a handheld block, a positioning bolt and the like, wherein the take-up reel is rotated through the rotating block rotating rod to tighten a cable;

to sum up, the device simple structure is novel, tightens up when installing the cable, prevents that the cable from becoming flexible the stability that influences electric power and connect, improves the security that the cable used, and rotates to receive the line and pass through the pilot pin and confirm the position, avoids the take-up reel to overturn, improves the stability of receiving the line, has ventilation cooling's effect, improves the effect of using, is fit for promoting.

Drawings

Fig. 1 is a schematic front view of a cable construction tightening device for a high-voltage power grid according to the present invention;

fig. 2 is a schematic front view of a cable tightening device for cable construction of a high-voltage power grid according to the present invention;

FIG. 3 is a schematic side view and a schematic vertical cross section of a take-up reel of the cable construction stringing device for the high-voltage power grid according to the present invention;

fig. 4 is an enlarged schematic view of a structure at a position a of the cable construction tightening device for the high-voltage power grid.

In the figure: the cable comprises a box body 1, a fixing rod 2, a conductive sleeve 3, a conductive column 4, a fixing block 5, a cable body 6, a connecting sleeve 7, a connecting rod 8, a ventilating plate 9, a micro motor 10, a take-up reel 11, a fixing column 12, a rotating cavity 13, a rotating block 14, a rotating rod 15, an extrusion spring 16, a handheld block 17 and a positioning bolt 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a cable construction tensioner bullwheel for high voltage electric network, including box body 1, the inner wall welding of box body 1 has dead lever 2, the other end welding of dead lever 2 has conductive sleeve 3, it has conductive post 4 to run through in the conductive sleeve 3, the both ends fixedly connected with fixed block 5 of conductive post 4, one side fixedly connected with cable body 6 of fixed block 5, fixed column 12 is installed in the inner wall rotation of box body 1, the fixed cover in outer lane of fixed column 12 is equipped with take-up reel 11, one side of fixed column 12 has been seted up and has been rotated chamber 13, it is equipped with turning block 14 to rotate the intracavity 13, one side welding of turning block 14 has dwang 15, the other end welding.

In this embodiment, dwang 15 runs through a side box wall of box body 1, and the welding of the both sides of box body 1 has the baffle, and the ventilation hole has been seted up to the both sides box wall of box body 1.

In this embodiment, the inner wall welding of box body 1 has ventilative board 9, and ventilative board 9 sets up for the slope, installs micro motor 10 on ventilative board 9, micro motor 10's output fixedly connected with flabellum, and micro motor 10 passes through bolted connection with ventilative board 9, and first through-hole has been seted up to the both sides box wall of box body 1, and first through-hole is run through to cable body 6.

In this embodiment, the welding of one side of fixed block 5 has spacing spring, and the welding of the other end of spacing spring has adapter sleeve 7, and the welding of the top of adapter sleeve 7 has connecting rod 8, and the other end of connecting rod 8 and the inner wall welding of box body 1.

In this embodiment, the cable body 6 penetrates through the connecting sleeve 7, and the take-up reel 11 is provided with a groove, which is matched with the cable body 6.

In this embodiment, the rotating block 14 is slidably connected to the inner wall of the rotating cavity 13, and the vertical cross sections of the rotating block 14 and the rotating cavity 13 are both in a regular quadrilateral structure.

In this embodiment, an extrusion spring 16 is welded to one side of the rotating block 14, the other end of the extrusion spring 16 is welded to the inner wall of the rotating cavity 13, and the extrusion spring 16 is sleeved on the outer ring of the rotating rod 15.

In this embodiment, a plurality of positioning bolts 18 are welded on one side of the handheld block 17 close to the outer wall of the box body 1 along the circumferential direction of the handheld block, a plurality of positioning holes are formed in the box wall of the box body 1, the positioning bolts 18 are matched with the positioning holes, and a plurality of anti-skid lines are welded on the outer ring of the handheld block 17.

In the embodiment, firstly, the cable body 6 is wound on the take-up reel 11, the conductive sleeve 3 is connected with the conductive column 4 in use, when the cable is used for a long time, expansion and contraction of heat result in loose connection of the cable, at the moment, an overhaul worker tightens the cable body 6, when the overhaul worker works, the handheld block 17 is pulled towards one side far away from the box body 1, at the moment, the positioning bolt 18 is separated from the positioning groove, the rotating block 14 and the rotating rod 15 move along the sliding cavity 13, when the positioning bolt 15 is separated from the positioning groove, the handheld block 17 rotates, the rotating rod 15 and the rotating block 14 are rotated by the rotation of the handheld block 17, as the sections of the rotating block 14 and the sliding cavity 13 in the fixed column 12 are of a regular quadrilateral structure, the fixed column 12 synchronously rotates, the take-up reel 11 rotates, the cable body 6 is tightened, the handheld block 17 is pushed after completion, the position of the take-up reel 11 can be determined by matching and installing the positioning bolt 18 and the positioning groove, the rotation cannot occur, and the box body 1 dissipates heat through the ventilation plate 9, the micro motor 10 and the fan blades in use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A cable construction tightening device for a high-voltage power grid, comprising a box body (1), characterized in that a fixing rod (2) is welded to the inner wall of the box body (1), and the fixing rod (2) is The other end is welded with a conductive sleeve (3), a conductive column (4) is arranged through the conductive sleeve (3), and a fixing block (5) is fixedly connected to both ends of the conductive column (4). One side of (5) is fixedly connected with the cable body (6), the inner wall of the box body (1) is rotatably installed with a fixing column (12), and the outer ring of the fixing column (12) is fixedly sleeved with a cable take-up A plate (11), a rotating cavity (13) is opened on one side of the fixed column (12), a rotating block (14) is arranged in the rotating cavity (13), and one side of the rotating block (14) is welded There is a rotating rod (15), and the other end of the rotating rod (15) is welded with a hand-held block (17).

2. A cable tightening device for high-voltage power grid construction according to claim 1, wherein the rotating rod (15) penetrates one side wall of the box body (1), and the box body (1) Baffles are welded on both sides of the box body (1), and ventilation holes are opened on the box walls on both sides of the box body (1).

3. A cable tightening device for high-voltage power grid construction according to claim 1, characterized in that a ventilation plate (9) is welded on the inner wall of the box body (1), and the ventilation plate (9) is Inclined arrangement, a micro motor (10) is installed on the ventilation plate (9), a fan blade is fixedly connected to the output end of the micro motor (10), and the micro motor (10) passes through the ventilation plate (9) Bolted connection, first through holes are opened on both sides of the box body (1), and the cable body (6) passes through the first through holes.

4 . The cable tightening device for high-voltage power grid construction according to claim 1 , wherein a limit spring is welded on one side of the fixing block ( 5 ), and a limit spring is welded on the other end of the limit spring. 5 . A connecting sleeve (7), a connecting rod (8) is welded on the top of the connecting sleeve (7), and the other end of the connecting rod (8) is welded with the inner wall of the box body (1).

5 . The cable tightening device for high-voltage power grid construction according to claim 4 , wherein the cable body ( 6 ) penetrates through the connection sleeve ( 7 ), and the cable take-up reel ( 11 ) is provided with openings. 6 . There is a groove, and the groove is adapted to the cable body (6).

6 . The cable tightening device for high-voltage power grid construction according to claim 1 , wherein the rotating block ( 14 ) is slidably connected to the inner wall of the rotating cavity ( 13 ), and the rotating block ( 14 ) The vertical section of the rotating cavity (13) is a regular quadrilateral structure.

7 . The cable tightening device for high-voltage power grid construction according to claim 1 , wherein a compression spring ( 16 ) is welded on one side of the rotating block ( 14 ), and the compression spring ( The other end of 16) is welded with the inner wall of the rotating cavity (13), and the compression spring (16) is sleeved on the outer ring of the rotating rod (15).

8 . The cable tightening device for high-voltage power grid construction according to claim 1 , characterized in that, the side of the hand-held block ( 17 ) close to the outer wall of the box body ( 1 ) is welded with multiple arrays along its circumference. 9 . There are a plurality of positioning bolts (18), a plurality of positioning holes are opened on the box wall of the box body (1), the positioning bolts (18) are matched with the positioning holes, and the outer ring of the hand-held block (17) is welded with multiple positioning holes. A non-slip pattern.