CN210378673U

CN210378673U - Multifunctional current transformer

Info

Publication number: CN210378673U
Application number: CN201921696408.1U
Authority: CN
Inventors: 张小莲
Original assignee: Xinyu Yufenglian Electronic Co Ltd
Current assignee: Xinyu Yufenglian Electronic Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-04-21
Anticipated expiration: 2029-10-11

Abstract

The utility model provides a multifunctional current transformer relates to mutual-inductor technical field, include: supporting shoe, mounting hole, connector, clamp splice one, turning block one, draw-in groove, clamp splice two, buckle, turning block two, rotation post, iron core, coil, connecting cylinder, connecting plate, spring and connection tenon, supporting shoe top fixed connection is equipped with clamp splice one, and clamp splice one side fixed connection is equipped with the connector, and the equal fixed connection in supporting shoe bottom both sides is equipped with the mounting hole, and clamp splice one top swing joint is equipped with clamp splice two. The utility model discloses a set up clamp splice one, clamp splice two, iron core, coil, connection tenon and connecting cylinder, make this mutual-inductor can the lock measure the circuit at the electric wire outer wall, when buckling, the electric wire passes inside clamp splice one, again with two locks of clamp splice on clamp splice one top, make rotating block one and rotating block two rotate at the rotation post outer wall, make clamp splice two and clamp splice one be in the same place, inside making the buckle card go into the draw-in groove.

Description

Multifunctional current transformer

Technical Field

The utility model relates to a mutual-inductor technical field particularly, relates to a multi-functional current transformer.

Background

The current transformer is an instrument for converting a large primary side current into a small secondary side current to measure according to the electromagnetic induction principle, and consists of a closed iron core and a winding, wherein the primary side winding has few turns and is connected in series in a circuit of the current to be measured, so that all the current of the circuit always flows through the current transformer, the secondary side winding has more turns and is connected in series in a measuring instrument and a protection loop, and a secondary side loop of the current transformer is always closed when the current transformer works, so that the impedance of the series coil of the measuring instrument and the protection loop is very small, the working state of the current transformer is close to short circuit, the current transformer converts the large primary side current into the small secondary side current to measure, the secondary side cannot be opened, in the prior art, the current transformer needs to be arranged in the circuit in advance to detect the circuit, is inconvenient or not convenient, therefore, a multifunctional current transformer is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem pointed out in the background to provide a multi-functional current transformer.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional current transformer comprising: the supporting shoe, the mounting hole, the connecting head, the first clamping block, the first rotating block, the clamping groove, the second clamping block, the buckle, the second rotating block, the rotating column, the iron core, the coil, the connecting cylinder, the connecting plate, the spring and the connecting tenon are fixedly connected to the top end of the supporting shoe, the connecting head is fixedly connected to one side of the first clamping block, the mounting hole is fixedly connected to both sides of the bottom end of the supporting shoe, the second clamping block is movably connected to the top end of the first clamping block, the first rotating block is fixedly connected to the outer wall of the left end of the first clamping block, the clamping groove is fixedly connected to the outer wall of the right end of the first clamping block, the rotating column is movably connected to the middle of the first rotating block, the iron core is fixedly connected to the inside of the first clamping block, the coil is fixedly connected to the outer wall of the iron core, the connecting cylinder is fixedly connected to the left end of the first clamping, spring top fixed connection is equipped with the connecting plate, a clamp splice top swing joint is equipped with clamp splice two, two left end outer wall fixed connection of clamp splice are equipped with the buckle, and buckle and draw-in groove swing joint, two right-hand member outer wall fixed connection of clamp splice are equipped with turning block two, and turning block two and rotation post outer wall swing joint, two inside fixed connection of clamp splice are equipped with the iron core, iron core outer wall fixed connection is equipped with the coil, two left end fixed connection of clamp splice are equipped with the connecting tenon, and connect tenon and connecting cylinder swing joint, two right-hand member fixed connection of clamp splice are equipped with the connecting cylinder.

Preferably, iron core one end is the hemisphere structure, and the other end is sunken type hemisphere structure, and the iron core is semi-circular structure.

Preferably, the middle of the upper surface of the connecting plate is of a concave arc surface structure, and the surface of the connecting plate is embedded with the connecting tenon.

Preferably, the first clamping block and the second clamping block are both semicircular, and the first clamping block and the second clamping block are the same in size.

Preferably, the coil is connected with the connecting tenon and the connecting cylinder, and the coil is connected with the connecting head.

The utility model provides a multifunctional current transformer has following beneficial effect:

1. this multi-functional current transformer is through setting up clamp splice one, clamp splice two, the iron core, a coil, connecting tenon and connecting cylinder, make this mutual-inductor can the lock measure the circuit at the electric wire outer wall, when buckling, the electric wire passes inside clamp splice one, again with clamp splice two locks on clamp splice one top, make first and second of turning block rotate at the rotation post outer wall, make clamp splice two and clamp splice one together, inside making the buckle card go into the draw-in groove, and simultaneously, make the iron core both ends inlay the connection, connecting tenon inserts the connecting cylinder inside and connects the coil, the spring makes connecting tenon be connected inseparabler with the connecting plate.

2. This multi-functional current transformer makes this mutual-inductor inseparabler when connecting tenon and connecting cylinder through setting up the spring, makes this mutual-inductor install the messenger and can more tightly close through setting up buckle and draw-in groove.

Drawings

Fig. 1 is an overall front view of the present invention.

Fig. 2 is an overall sectional view of the present invention.

Fig. 3 is a schematic view of the overall structure of the present invention.

Fig. 4 is an enlarged view of the position a of the present invention.

In fig. 1 to 4, the corresponding relationship between the part names or lines and the reference numbers is:

the device comprises a supporting block-1, a mounting hole-101, a connector-2, a clamping block-3, a rotating block-301, a clamping groove-302, a clamping block-4, a buckle-401, a rotating block-402, a rotating column-5, an iron core-6, a coil-7, a connecting cylinder-8, a connecting plate-801, a spring-802 and a connecting tenon-9.

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, the present invention provides a multifunctional current transformer, comprising: the supporting block 1, the mounting hole 101, the connecting head 2, the first clamping block 3, the first rotating block 301, the clamping groove 302, the second clamping block 4, the buckle 401, the second rotating block 402, the rotating column 5, the iron core 6, the coil 7, the connecting cylinder 8, the connecting plate 801, the spring 802 and the connecting tenon 9, the first clamping block 3 is fixedly connected to the top end of the supporting block 1, the connecting head 2 is fixedly connected to one side of the first clamping block 3, the mounting hole 101 is fixedly connected to both sides of the bottom end of the supporting block 1, the second clamping block 4 is movably connected to the top end of the first clamping block 3, the first rotating block 301 is fixedly connected to the outer wall of the left end of the first clamping block 3, the clamping groove 302 is fixedly connected to the outer wall of the right end of the first clamping block 3, the rotating column 5 is movably connected to the middle of the first rotating block 301, the iron core 6 is fixedly connected to the inside of the first clamping block 3, the coil 7 is fixedly connected to the outer, 8 bottom fixed connections of connecting cylinder are equipped with spring 802, spring 802 top fixed connection is equipped with connecting

plate

801, 3 top swing joint of clamp splice one is equipped with clamp splice two 4, two 4 left end outer wall fixed connection of clamp splice are equipped with buckle 401, and buckle 401 and draw-in groove 302 swing joint, two 4 right-hand member outer wall fixed connection of clamp splice are equipped with turning block two 402, and turning block two 402 and 5 outer wall swing joint of rotation post, the inside fixed connection of clamp splice two 4 is equipped with

iron core

6, 6 outer wall fixed connection of iron core is equipped with coil 7, two 4 left end fixed connection of clamp splice are equipped with connection tenon 9, and

connection tenon

9 and 8 swing joint of connecting cylinder, two 4 right-hand member fixed connection of clamp splice are equipped with connecting cylinder 8.

In this embodiment, 6 one ends of iron core are the hemisphere structure, and the other end is sunken hemisphere structure, and iron core 6 is semicircular structure, makes two iron cores 6 can constitute complete iron core circle through end to end mosaic connection carrying out the built-up connection.

In this embodiment, the middle of the upper surface of the connecting plate 801 is a concave arc surface structure, and the surface of the connecting plate 801 is embedded in the connecting tenon 9, when the first clamping block 3 and the second clamping block 4 are closed, the connecting plate 801 is connected with the connecting tenon 9, so that the coil 7 inside the first clamping block 3 is connected with the coil 7 inside the second clamping block 4, and a closed loop is formed.

In this embodiment, the first clamping block 3 and the second clamping block 4 are both semicircular rings, and the first clamping block 3 and the second clamping block 4 have the same size, when the mutual inductor is used for measurement, the first clamping block 3 and the second clamping block 4 are buckled on the outer wall of an electric wire, so that the electric wire is arranged inside the first clamping block 3 and the second clamping block 4, and then the electric current is measured by the external ammeter of the connector 2.

In this embodiment, the coil 7 is connected to the connection tenon 9 and the connection cylinder 8, and the coil 7 is connected to the connection head 2, so that the coil 7 inside the first clamping block 3 and the coil 7 inside the second clamping block 4 can be connected to the connection cylinder 8 through the connection tenon 9, and the connection is performed, so that the coil 7 forms a closed circuit.

The working principle is as follows: firstly, buckling a multifunctional current transformer on the outer wall of an electric wire, and connecting an external current table language connector 2;

when the first clamping block 3 and the second clamping block 4 are buckled, the electric wire penetrates through the interior of the first clamping block 3, then the second clamping block 4 is buckled at the top end of the first clamping block 3, the first rotating block 301 and the second rotating block 402 rotate on the outer wall of the rotating column 5, the second clamping block 4 and the first clamping block 3 are combined together, and the buckle 401 is clamped into the clamping groove 302;

simultaneously, make 6 both ends of iron core inlay and connect, connect tenon 9 and insert 8 insidely of connecting cylinder and connect coil 7, spring 802 makes connecting tenon 9 be connected inseparabler with connecting plate 801.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. A multifunctional current transformer comprising: supporting shoe (1), mounting hole (101), connector (2), clamp splice (3), turning block (301), draw-in groove (302), clamp splice two (4), buckle (401), turning block two (402), rotation post (5), iron core (6), coil (7), connecting cylinder (8), connecting plate (801), spring (802) and connecting tenon (9), its characterized in that: a first clamping block (3) is fixedly connected to the top end of the supporting block (1), a connector (2) is fixedly connected to one side of the first clamping block (3), mounting holes (101) are fixedly connected to two sides of the bottom end of the supporting block (1), and a second clamping block (4) is movably connected to the top end of the first clamping block (3);

the clamping block I (3) is fixedly connected with a rotating block I (301) on the outer wall of the left end, the clamping block I (3) is fixedly connected with a clamping groove (302) on the outer wall of the right end, a rotating column (5) is movably connected in the middle of the rotating block I (301), an iron core (6) is fixedly connected in the clamping block I (3), a coil (7) is fixedly connected on the outer wall of the iron core (6), a connecting cylinder (8) is fixedly connected on the left end of the clamping block I (3), a connecting tenon (9) is fixedly connected on the right end of the clamping block I (3), a spring (802) is fixedly connected at the bottom end of the connecting cylinder (8), a connecting plate (801) is fixedly connected at the top end of the spring (802), and a clamping block II (4) is movably connected at the top end of the clamping;

two (4) left end outer wall fixed connection of clamp splice are equipped with buckle (401), and buckle (401) and draw-in groove (302) swing joint, two (4) right-hand member outer wall fixed connection of clamp splice are equipped with turning block two (402), and turning block two (402) and rotation post (5) outer wall swing joint, two (4) inside fixed connection of clamp splice are equipped with iron core (6), iron core (6) outer wall fixed connection is equipped with coil (7), two (4) left end fixed connection of clamp splice are equipped with connecting tenon (9), and connect tenon (9) and connecting cylinder (8) swing joint, two (4) right-hand member fixed connection of clamp splice are equipped with connecting cylinder (8).

2. The multifunctional current transformer of claim 1, wherein: one end of the iron core (6) is of a hemispherical structure, the other end of the iron core is of a concave hemispherical structure, and the iron core (6) is of a semicircular structure.

3. The multifunctional current transformer of claim 1, wherein: the middle of the upper surface of the connecting plate (801) is of a concave arc surface structure, and the surface of the connecting plate (801) is embedded with the connecting tenon (9).

4. The multifunctional current transformer of claim 1, wherein: the first clamping block (3) and the second clamping block (4) are both semicircular, and the first clamping block (3) and the second clamping block (4) are the same in size.

5. The multifunctional current transformer of claim 1, wherein: coil (7) are connected with connecting tenon (9) and connecting cylinder (8), and coil (7) are connected with connector (2).