CN216162405U

CN216162405U - Line protection device with line circuit breaking function

Info

Publication number: CN216162405U
Application number: CN202122195545.0U
Authority: CN
Inventors: 林贵泉; 蒋晶; 向振涛; 杜永昌; 黄海龙
Original assignee: Zhuhai Electric Power Construction Engineering Co ltd
Current assignee: Zhuhai Electric Power Construction Engineering Co ltd
Priority date: 2021-09-12
Filing date: 2021-09-12
Publication date: 2022-04-01
Anticipated expiration: 2031-09-12

Abstract

The utility model relates to the technical field of power equipment, and discloses a line protection device with a line breaking function, which comprises a mounting plate, wherein bolts are fixedly arranged at four corners of the front side wall of the mounting plate, a rectangular groove is formed in the front side wall of the mounting plate, protection device bodies are slidably connected inside the rectangular groove from left to right, through grooves are horizontally formed in the upper side and the lower side of the front side wall of the mounting plate, the opposite side groove walls of the two through grooves are communicated with the rectangular groove, fixing plates are arranged in the positions, corresponding to the positions of the protection device bodies, of the insides of the two through grooves, the fixing plates are fixedly connected with the corresponding protection device bodies, strip-shaped grooves are formed in the rear side groove walls of the two through grooves, and locking mechanisms are fixedly arranged inside the two strip-shaped grooves. The utility model is convenient for fixedly mounting a plurality of line protection devices according to the requirements, time-saving and labor-saving, high in efficiency and strong in universality.

Description

Line protection device with line circuit breaking function

Technical Field

The utility model relates to the technical field of power equipment, in particular to a line protection device with a line breaking function.

Background

The line protection device is mainly used for protection measurement and control of interval units of various voltage levels, has perfect protection, measurement, control, automatic switching of standby power supplies and communication monitoring functions, provides a complete solution for protection and control of transformer substations, power plants, high-low voltage power distribution and power plant systems, and can powerfully guarantee safe and stable operation of high-low voltage power grids and power plant systems.

The existing line protection device with the line circuit breaking function is inconvenient to fixedly install a plurality of line protection devices according to needs when in use, wastes time and labor, and has low efficiency, so that the line protection device with the line circuit breaking function is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that a plurality of line protection devices are inconvenient to fixedly install according to needs when in use and time-consuming, labor-consuming and low in efficiency in the prior art, and provides a line protection device with a line breaking function.

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

a line protection device with a line breaking function comprises a mounting plate, wherein bolts are fixedly arranged at four corners of the front side wall of the mounting plate, the front side wall of the mounting plate is provided with a rectangular groove, the inside of the rectangular groove is connected with a protection device body in a sliding way from left to right, the front side wall of the mounting plate is horizontally provided with through grooves at the upper side and the lower side of the rectangular groove, the opposite side groove walls of the two through grooves are communicated with the rectangular groove, the positions corresponding to the positions of a plurality of protection device bodies inside the two through grooves are provided with fixed plates, the fixed plates are fixedly connected with the corresponding protection device bodies, the rear side groove walls of the two through grooves are provided with strip-shaped grooves, and the locking mechanisms are fixedly arranged inside the two strip-shaped grooves, a through hole is horizontally formed in the middle of the wall of the right side of the rectangular groove, and a propping mechanism is fixedly arranged between the inside of the through hole and the protection device body located on the rightmost side.

Preferably, locking mechanism includes elastic rod, wedge fixture block, roof and two sliders, the elastic rod level sets up the one side department of keeping away from the protection device body in the inside in bar groove, the fixed one side pole wall rear end that keeps away from the protection device body at the elastic rod that sets up of wedge fixture block, the cell wall in bar groove is vertical seted up with wedge fixture block matched with draw-in groove, the vertical bar hole of having seted up in tank bottom portion of draw-in groove, the vertical slip of roof sets up in the inside in bar hole, and the upper end of roof extends to the outside of mounting panel, two the fixed both sides wall that sets up in the front and back of roof of slider symmetry, and the equal vertical spout of seting up with two slider matched with in both sides pore wall around the bar hole.

Preferably, the tight mechanism that supports includes internal thread sleeve, lead screw and supports tight board, internal thread sleeve level sets up in the inside of through-hole, the telescopic both ends of internal thread all extend to the outside of through-hole, and the telescopic outer cylinder wall of internal thread is rotated through the pore wall of first antifriction bearing with the through-hole and is connected, support the vertical setting of tight board and be located the right side department of a plurality of protection device bodies in the inside of rectangular channel, the pole wall of lead screw and the telescopic inner cylinder wall screw thread of internal thread cup joint, and the left end of lead screw extends to the telescopic outside of internal thread and rotates through second antifriction bearing and the right side wall that supports tight board and is connected.

Preferably, the right end of the internal thread sleeve is fixedly connected with a rotating wheel.

Preferably, the two ends of the top plates, which are deviated from each other, are fixedly connected with push plates.

Preferably, the left groove wall of the rectangular groove is fixedly connected with a rubber pad.

Compared with the prior art, the utility model provides a line protection device with a line breaking function, which has the following beneficial effects:

this line protection device with circuit function that opens circuit, through the tight mechanism, locking mechanism, fixed plate and the protection device body of supporting that are equipped with, be convenient for carry out fixed mounting to a plurality of line protection devices as required, labour saving and time saving is efficient, and the commonality is strong.

The device has the advantages that the parts which are not involved are the same as or can be realized by adopting the prior art, the utility model is convenient for fixedly installing a plurality of line protection devices according to the requirements, the time and labor are saved, the efficiency is high, and the universality is strong.

Drawings

Fig. 1 is a schematic structural diagram of a circuit protection device with a circuit breaking function according to the present invention;

fig. 2 is a schematic side view of a circuit protection device with a circuit breaking function according to the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: 1 internal thread sleeve, 2 runners, 3 mounting panels, 4 top plates, 5 push plates, 6 abutting plates, 7 fixing plates, 8 protective device bodies, 9 rubber pads, 10 lead screws, 11 sliding blocks, 12 wedge-shaped clamping blocks, 13 elastic rods and 14 bolts.

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. 1-3, a circuit protection device with circuit function of opening circuit, including mounting panel 3, the equal fixed bolt 14 that is equipped with in preceding lateral wall four corners department of mounting panel 3, the rectangular channel has been seted up to the preceding lateral wall of mounting panel 3, sliding connection has protection device body 8 from a left side to right side in the inside of rectangular channel, the equal level in upper and lower both sides department that the preceding lateral wall of mounting panel 3 is located the rectangular channel has seted up logical groove, two relative one side cell walls that lead to the groove all are linked together with the rectangular channel, the inside of two logical grooves all is provided with fixed plate 7 with the position department of correspondence of a plurality of protection device bodies 8, a plurality of fixed plates 7 all with corresponding protection device body 8 fixed connection, the bar groove has all been seted up to the rear side cell wall of two logical grooves, the inside of two bar grooves all is fixed and is equipped with locking mechanism, the through-hole has been seted up to the right side cell wall middle part level of rectangular channel, the inside of through-hole is fixed with being located between the protection device body 8 on the rightmost side and is equipped with and supports tight mechanism.

Locking mechanism includes elastic rod 13, wedge fixture block 12, roof 4 and two sliders 11, one side department of protection device body 8 is kept away from to elastic rod 13 level setting in the inside in bar groove, the fixed setting of wedge fixture block 12 is kept away from a side pole wall rear end of protection device body 8 at elastic rod 13, the vertical draw-in groove of seting up with wedge fixture block 12 matched with of cell wall in bar groove, the vertical bar hole of having seted up in tank bottom portion of draw-in groove, the inside in bar hole is set up in the vertical slip of roof 4, and the upper end of roof 4 extends to the outside of mounting panel 3, two 11 symmetrical fixed settings of slider are at roof 4 front and back both sides wall, and the equal vertical spout of seting up with two 11 matched with sliders of both sides pore wall around the bar hole.

Support tight mechanism and include internal thread sleeve 1, lead screw 10 and support tight board 6, 1 level setting of internal thread sleeve is in the inside of through-hole, the both ends of internal thread sleeve 1 all extend to the outside of through-hole, and the outer tube wall of internal thread sleeve 1 rotates through the pore wall of first antifriction bearing with the through-hole to be connected, support the vertical setting of tight board 6 and be located the right side department of a plurality of protection device bodies 8 in the inside of rectangular channel, the pole wall of lead screw 10 cup joints with the inner tube wall screw thread of internal thread sleeve 1, and the left end of lead screw 10 extends to the outside of internal thread sleeve 1 and rotates through second antifriction bearing and the right side wall that supports tight board 6 to be connected.

The right-hand member fixedly connected with runner 2 of internal thread sleeve 1, runner 2 is convenient for rotate internal thread sleeve 1.

The equal fixedly connected with push pedal 5 of one end that deviates from mutually of two roof 4, push pedal 5 is convenient for promote roof 4.

The left side cell wall fixedly connected with rubber pad 9 of rectangular channel, rubber pad 9 can make a plurality of protection device bodies 8 support tightly with mounting panel 3.

When the protective device is used, the plurality of protective device bodies 8 are inserted into the rectangular groove, the elastic rod 13 drives the wedge-shaped fixture blocks 12 to enter the strip-shaped groove, the wedge-shaped fixture blocks 12 are clamped into the clamping groove and push the top plate 4 out of the clamping groove, the rotating wheel 2 is rotated at the moment, the rotating wheel 2 drives the internal thread sleeve 1 to rotate, the internal thread sleeve 1 drives the lead screw 10 to push leftwards, the lead screw 10 drives the abutting plate 6 to abut the plurality of protective device bodies 8 at the left side of the rectangular groove, when the protective device bodies 8 need to be taken out, the two push plates 5 are pushed, the two push plates 5 drive the corresponding top plates 4 to push the plurality of wedge-shaped fixture blocks 12 out of the clamping groove, and the protective device bodies 8 can be taken out of the rectangular groove at the moment.

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 equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A line protection device with a line breaking function comprises a mounting plate (3) and is characterized in that bolts (14) are fixedly arranged at four corners of the front side wall of the mounting plate (3), a rectangular groove is formed in the front side wall of the mounting plate (3), protection device bodies (8) are slidably connected with the inside of the rectangular groove from left to right, through grooves are horizontally formed in the positions, located on the upper side and the lower side of the rectangular groove, of the front side wall of the mounting plate (3), opposite side groove walls of the two through grooves are communicated with the rectangular groove, fixing plates (7) are arranged at positions, corresponding to the positions of a plurality of protection device bodies (8), of the inside of the two through grooves, the fixing plates (7) are fixedly connected with the corresponding protection device bodies (8), strip-shaped grooves are formed in the rear side groove walls of the two through grooves, and locking mechanisms are fixedly arranged in the inside of the two strip-shaped grooves, a through hole is horizontally formed in the middle of the wall of the right side of the rectangular groove, and a propping mechanism is fixedly arranged between the inside of the through hole and the protection device body (8) located on the rightmost side.

2. The line protection device with the line breaking function according to claim 1, wherein the locking mechanism comprises an elastic rod (13), a wedge-shaped fixture block (12), a top plate (4) and two sliding blocks (11), the elastic rod (13) is horizontally arranged inside the strip-shaped groove at a side away from the protection device body (8), the wedge-shaped fixture block (12) is fixedly arranged at the rear end of a side rod wall of the elastic rod (13) away from the protection device body (8), a clamping groove matched with the wedge-shaped fixture block (12) is vertically formed in the groove wall of the strip-shaped groove, a strip-shaped hole is vertically formed in the groove bottom of the clamping groove, the top plate (4) is vertically and slidably arranged inside the strip-shaped hole, the upper end of the top plate (4) extends to the outside of the mounting plate (3), and the two sliding blocks (11) are symmetrically and fixedly arranged on the front side wall and the rear side wall of the top plate (4), and the hole walls of the front side and the rear side of the strip-shaped hole are both vertically provided with sliding grooves matched with the two sliding blocks (11).

3. The line protection device with the line breaking function according to claim 1, wherein the abutting mechanism comprises an internal thread sleeve (1), a screw rod (10) and an abutting plate (6), the internal thread sleeve (1) is horizontally arranged inside the through hole, two ends of the internal thread sleeve (1) extend to the outside of the through hole, an outer cylinder wall of the internal thread sleeve (1) is rotatably connected with a hole wall of the through hole through a first rolling bearing, the abutting plate (6) is vertically arranged inside the rectangular groove and is located at the right side of the plurality of protection device bodies (8), a rod wall of the screw rod (10) is in threaded sleeve connection with an inner cylinder wall of the internal thread sleeve (1), and a left end of the screw rod (10) extends to the outside of the internal thread sleeve (1) and is rotatably connected with a right side wall of the abutting plate (6) through a second rolling bearing.

4. A line protection device with a line breaking function according to claim 3, characterized in that a rotating wheel (2) is fixedly connected to the right end of the internally threaded sleeve (1).

5. A line protection device with a line breaking function according to claim 2, characterized in that the ends of the two top plates (4) facing away from each other are fixedly connected with push plates (5).

6. The line protection device with the line breaking function according to claim 1, wherein a rubber pad (9) is fixedly connected to the left groove wall of the rectangular groove.