CN220106221U - A high-performance single three-phase current transformer for power distribution - Google Patents

Abstract

The utility model relates to a high-performance single three-phase current transformer for power distribution, which comprises a three-phase current transformer body and a wire, wherein a wire-binding mechanism is arranged on the outer wall of the three-phase current transformer body, the wire-binding mechanism comprises a fixed plate movably mounted on the outer wall of the wire, a fixed rod is fixedly mounted on the left outer wall of the fixed plate, a mounting rod is fixedly mounted between the inner wall of the top of the fixed rod and the inner wall of the bottom of the fixed rod, a sliding block is connected with the outer peripheral wall of the mounting rod in a sliding manner, a baffle is fixedly mounted on the right outer wall of the sliding block, and a top plate is fixedly mounted on the outer wall of the top of the fixed rod. This high performance monomer three-phase current transformer that distribution used, through the effect of fixture block, compression spring, connecting block, with the joint of baffle firmly at the top of fixed plate, when the wire need restore and three-phase current transformer body overhauls, need not take off the wire is whole, and is simple to the constraint flow of wire moreover, has improved holistic work efficiency.

Description

A high-performance single three-phase current transformer for power distribution

Technical field

The utility model relates to the technical field of transformers, specifically a high-performance single three-phase current transformer used in power distribution.

Background technique

Transformer, also known as instrument transformer, is the collective name for current transformer and voltage transformer. It can convert high voltage into low voltage and large current into small current, and is used for measurement or protection systems.

According to Chinese Patent Publication No. CN208796832U, a three-phase current transformer is disclosed. The technical solution is: "comprising an upper part of a three-phase current transformer and a lower part of a three-phase current transformer. The upper part of the three-phase current transformer is connected to three The upper end of the lower part of the phase current transformer, the bottom end of the lower part of the three-phase current transformer is fixedly connected with a base, and one end of the lower part of the three-phase current transformer and the upper part of the three-phase current transformer is connected with a hinge base, the The other end of the upper part of the three-phase current transformer is fixedly connected to the upper connection base...".

The above-mentioned patent is aimed at the existing general combined current transformers in the prior art, which all insert the wires into the round holes. During daily maintenance of the wires, the connected wires need to be disconnected. If the current needs to be When the transformer is replaced and repaired, all the wires need to be disassembled. Due to the complicated lines, the operation will be complicated and time-consuming and laborious to improve. It can be opened directly without the need to disassemble the wire connections in sequence. The operation is simple and time-saving. With the advantage of saving labor, this application provides another solution to the shortcomings in the above patent application.

Utility model content

In view of the shortcomings of the existing technology, the utility model provides a high-performance single three-phase current transformer for power distribution, which has the advantages of being easy to disassemble and bind the wires, and solves the problem of replacing and repairing the current transformer. All wires need to be disassembled. Due to the complicated wiring, the operation will be complicated, time-consuming and labor-intensive.

In order to achieve the above purpose, the present utility model provides the following technical solution: a high-performance single three-phase current transformer for power distribution, including a three-phase current transformer body and wires, and the outer wall of the three-phase current transformer body is provided with There is a wire harness mechanism;

The wire harness mechanism includes a fixed plate movably installed on the outer wall of the wire. A fixed rod is fixedly installed on the left outer wall of the fixed plate. A mounting rod is fixedly installed between the top inner wall and the bottom inner wall of the fixed rod. The mounting rod is A slider is slidably connected to the outer peripheral wall. A baffle is fixedly installed on the right outer wall of the slider. A top plate is fixedly installed on the top outer wall of the fixed rod. The top plate and the baffle are both connected with clamping blocks on opposite sides. A compression spring is fixedly installed between the two clamping blocks, and connecting blocks are fixedly installed on the outer walls of the left and right sides of the clamping block. A pulling block is fixedly installed on the side of the connecting block close to the compression spring. A protective cover is fixedly installed inside.

Further, a perforation is provided inside the pull block, the protective cover is fixedly installed inside the perforation and has a matching size, and the shape of the protective cover is rectangular.

Furthermore, a clamping slot is provided on the outer wall of the opposite side of the baffle and the top plate, and the clamping block is clamped inside the slot and has a matching size.

Further, a first arc-shaped groove is provided on the top of the fixed plate, and a second arc-shaped groove is provided on the bottom of the baffle. The first arc-shaped groove and the second arc-shaped groove form a circle, and the conductor wire Snaps onto the inside of the circle.

Furthermore, a chute is provided on the right outer wall of the fixed rod, and the slide block is slidably connected inside the chute and is of matching size.

Further, the top outer wall of the top connecting block is attached to the bottom outer wall of the top plate, and the bottom outer wall of the bottom connecting block is attached to the top outer wall of the baffle.

Compared with the existing technology, the technical solution of this application has the following beneficial effects:

This high-performance single three-phase current transformer used in power distribution uses the functions of the clamping block, compression spring and connecting block to firmly clamp the baffle on the top of the fixed plate. When the wire needs to be repaired and the three-phase When overhauling the current transformer body, there is no need to remove all the wires, and the binding process of the wires is simple, which improves the overall work efficiency.

Description of the drawings

Figure 1 is a schematic structural diagram of the utility model;

Figure 2 is a schematic structural diagram of the left side of Figure 1 of the present utility model;

Figure 3 is a schematic structural diagram of the right side of the pull block of the present utility model.

In the picture: 1. Three-phase current transformer body; 2. Wires; 3. Wiring mechanism; 301. Fixed plate; 302. Fixed rod; 303. Mounting rod; 304. Slider; 305. Baffle; 306. Top plate ; 307, clamping block; 308, compression spring; 309, connecting block; 310, pulling block; 311, protective sleeve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Please refer to Figures 1-3. In this embodiment, a high-performance single three-phase current transformer for power distribution includes a three-phase current transformer body 1 and conductors 2. The outer wall of the three-phase current transformer body 1 is There is a wire harness mechanism 3.

The wire harness mechanism 3 includes a fixed plate 301 movably installed on the outer wall of the conductor 2. A fixed rod 302 is fixedly installed on the left outer wall of the fixed plate 301. A mounting rod 303 is fixedly installed between the top inner wall and the bottom inner wall of the fixed rod 302. The outer peripheral wall of 303 is slidingly connected with a slider 304. The right outer wall of the fixed rod 302 is provided with a chute. The slider 304 is slidably connected inside the chute and is of matching size. The right outer wall of the slider 304 is fixedly equipped with a baffle. 305. The top of the fixed plate 301 is provided with a first arc-shaped groove, and the bottom of the baffle 305 is provided with a second arc-shaped groove. The first arc-shaped groove and the second arc-shaped groove form a circle, and the wire 2 is clamped in the circle. Inside, a top plate 306 is fixedly installed on the top outer wall of the fixed rod 302. The baffle 305 and the top plate 306 have a slot on the opposite side of the outer wall. The clamp block 307 is clamped inside the slot and has a matching size. The top plate 306 and the baffle There are clamping blocks 307 on opposite sides of the clamping block 305. A compression spring 308 is fixedly installed between the two clamping blocks 307. Connection blocks 309 are fixedly installed on the outer walls of the left and right sides of the clamping block 307. The top outer wall of the top connecting block 309 fits On the bottom outer wall of the top plate 306, the bottom outer wall of the bottom connecting block 309 is attached to the top outer wall of the baffle 305. A pulling block 310 is fixedly installed on the side of the connecting block 309 close to the compression spring 308, and a protective guard is fixedly installed on the inside of the pulling block 310. The protective sleeve 311 has a perforation inside the pull block 310. The protective sleeve 311 is fixedly installed inside the perforation and has a matching size. The protective sleeve 311 is rectangular in shape.

In this embodiment, the wire 2 is fixed on the front outer wall of the three-phase current transformer body 1 .

In this embodiment, the protective cover 311 can reduce the pressure on the fingers when the compression spring 308 is pulled.

In this embodiment, the width of the baffle 305 is the same as the width of the fixing plate 301 .

In this embodiment, when you need to use the pulling block 310, you need to penetrate the inside of the pulling block 310 with your fingers, and then pull the pulling block 310.

The working principle of the above embodiment is:

When it is necessary to bind the wire 2, place the wire 2 in the first arc-shaped groove opened on the top of the fixed plate 301. After the wire 2 is placed, move the baffle 305 to the top outer wall of the fixed plate 301. At this time, the pulling block 310 is pulled to move in the direction of the compression spring 308. At this time, the two blocking blocks 307 are stuck into the top outer wall of the baffle 305 and the bottom outer wall of the top plate 306. At this time, through the elastic action of the top and bottom of the compression spring 308 , the baffle 305 is firmly clamped on the outer wall of the fixing plate 301, and the binding of the wire 2 is completed at this time.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment. Without further limitation, an element defined by the statement "comprises a..." does not exclude the presence of additional identical elements in a process, method, article, or apparatus that includes the stated element.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a high performance monomer three-phase current transformer that distribution used, includes three-phase current transformer body (1) and wire (2), its characterized in that: the outer wall of the three-phase current transformer body (1) is provided with a wire harness mechanism (3);

the wire binding mechanism (3) comprises a fixing plate (301) movably mounted on the outer wall of a wire (2), a fixing rod (302) is fixedly mounted on the left side outer wall of the fixing plate (301), a mounting rod (303) is fixedly mounted between the top inner wall and the bottom inner wall of the fixing rod (302), a sliding block (304) is slidably connected with the outer peripheral wall of the mounting rod (303), a baffle (305) is fixedly mounted on the right side outer wall of the sliding block (304), a top plate (306) is fixedly mounted on the top outer wall of the fixing rod (302), clamping blocks (307) are fixedly mounted on opposite sides of the top plate (306) and the baffle (305), a compression spring (308) is fixedly mounted between the two clamping blocks (307), connecting blocks (309) are fixedly mounted on the outer walls on the left side and the right side of the clamping blocks (307), a pulling block (310) is fixedly mounted on one side, close to the compression spring (308), and a protecting sleeve (311) is fixedly mounted inside the pulling block (310).

2. A high performance single body three phase current transformer for use in electrical distribution as claimed in claim 1, wherein: the inside of pulling block (310) has seted up the perforation, lag (311) fixed mounting is in the inside of perforation and size looks adaptation, the shape of lag (311) is the rectangle.

3. A high performance single body three phase current transformer for use in electrical distribution as claimed in claim 1, wherein: the baffle (305) and the outer wall of the opposite side of the top plate (306) are provided with clamping grooves, and the clamping blocks (307) are clamped inside the clamping grooves and are matched in size.

4. A high performance single body three phase current transformer for use in electrical distribution as claimed in claim 1, wherein: the top of fixed plate (301) has seted up first arc wall, the second arc wall has been seted up to the bottom of baffle (305), first arc wall and second arc wall constitute circularly, wire (2) joint is in circular shape inside.

5. A high performance single body three phase current transformer for use in electrical distribution as claimed in claim 1, wherein: the right side outer wall of dead lever (302) has seted up the spout, slider (304) are at the inside sliding connection of spout and size looks adaptation.

6. A high performance single body three phase current transformer for use in electrical distribution as claimed in claim 1, wherein: the top outer wall of connecting block (309) laminating is in the bottom outer wall of roof (306), and the bottom outer wall laminating of bottom connecting block (309) is in the top outer wall of baffle (305).