CN216597250U

CN216597250U - Electric reactor

Info

Publication number: CN216597250U
Application number: CN202122958522.0U
Authority: CN
Inventors: 何嘉杰
Original assignee: Shanghai Jiayi Electrical Equipment Co ltd
Current assignee: Shanghai Jiayi Electrical Equipment Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-05-24
Anticipated expiration: 2031-11-27

Abstract

The application discloses reactor relates to reactor technical field, including last yoke piece, lower yoke piece, go up yoke piece and be equipped with the iron core stem between the yoke piece down, the coil is around adorning on the iron core stem, the iron core stem with be equipped with the control by temperature change protector between the coil. According to the method, the temperature control protector is connected in a circuit of the reactor, the temperature of the reactor is monitored through the temperature control protector, and when the temperature is higher than a set value, the temperature control protector automatically disconnects the circuit of the reactor; when the temperature is lower than the set value, the temperature control protector automatically switches on the reactor circuit, thereby realizing the temperature control of the reactor.

Description

Electric reactor

Technical Field

The application relates to the technical field of reactors, in particular to a reactor.

Background

Reactors are also called inductors, and a series reactor and a parallel reactor are common reactors adopted in a power system. The series reactor is mainly used for limiting short-circuit current, but when a large number of harmonic sources such as rectification converter devices and the like exist in a low-voltage power grid, the reactor and the capacitor can be connected in series to limit higher harmonics in the power grid, inhibit harmonic amplification, improve the voltage waveform of a system, improve the power factor of the system, effectively protect a main transformer and other electrical equipment, and ensure safe and normal work of electric equipment.

The existing iron core reactor generally comprises an upper yoke, a lower yoke, an iron core arranged between the upper yoke and the lower yoke and a coil wound on the iron core, and in the working process, the temperature of the iron core and the coil inside the reactor is increased along with the increase of the service time due to the energization of the coil, the reactor is easily burnt and damaged by overhigh temperature, the service life of the reactor is shortened, and great potential safety hazards are caused.

In the process of implementing the application, the inventor finds that the technology at least has the following problems that the traditional reactor is lack of a temperature control mechanism, when the temperature is too high due to the fault of a line, the reactor cannot respond in time, the circuit is cut off, and the whole reactor is damaged.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the electric reactor can not cut off the circuit in time because of the high temperature, the application provides an electric reactor.

The application provides a reactor adopts following technical scheme:

the utility model provides a reactor, includes yoke piece, lower yoke piece, iron core stem and coil, the iron core stem is fixed between yoke piece and the lower yoke piece, the coil is around adorning on the iron core stem, iron core stem outer wall is equipped with the sleeve pipe, the sleeve pipe lateral wall is equipped with the installation pipe that is used for installing electronic component, install the temperature control protector in the installation pipe, the temperature control protector passes through the wire and is connected with the wiring stake.

By adopting the technical scheme, the installation pipe is arranged on the sleeve pipe, and then the sleeve pipe is sleeved on the iron core column, so that the bonding by glue is avoided, the structure is simple, and the assembly is easy; the temperature control protector arranged between the coil and the iron core column can effectively monitor the temperature of the coil and the iron core column of the reactor in real time, when the temperature of the coil and the temperature of the iron core column rise to a set value, a contact of the temperature control protector is opened, and the circuit of the reactor is cut off; when the temperature of the coil and the core column of the iron core is reduced to a specified value, the contact of the temperature control protector is closed, and the reactor is in circuit connection, so that the temperature control effect is achieved; and set up the temperature control protector in the installation pipe, can optimize the reactor assembling process, reduce the coil and wind the dress degree of difficulty, improve reactor assembly efficiency, make things convenient for the later stage again to the maintenance and the change of temperature control protector.

The application is further configured to: the installation pipe is close to iron core stem side internal surface and is equipped with the slide, the control by temperature change protector is equipped with the slider with slide matched with.

Through adopting above-mentioned technical scheme, during the temperature control protector inserted the installation pipe, the slider cooperateed with the slide, can restrict the temperature control protector on the one hand and remove about in the slide, and on the other hand hugs closely the temperature control protector in the installation pipe, can improve temperature monitoring's accuracy.

The application is further configured to: the middle of the top of the temperature control protector is provided with a baffle, and the wires are arranged on two sides of the baffle.

Through adopting above-mentioned technical scheme, the baffle can separate the wire on the one hand, avoids the wire distance to arouse the short circuit too closely as far as possible, and on the other hand can insert the position of installation pipe through the length control temperature control protector of design baffle.

The application is further configured to: the top end of the baffle is provided with a cap, and the cap is provided with a wire hole for a wire to pass through.

By adopting the technical scheme, when the temperature control protector is assembled, an assembler can assemble the temperature control protector into the installation pipe by pressing the cap, so that the structure is simple, and the installation is convenient; after the temperature control protector is inserted into the installation pipe, the wire can extend out of the installation pipe through the wire hole to be connected with the wiring pile.

The application is further configured to: the cap is clamped with the mounting tube and provided with an extending edge.

Through adopting above-mentioned technical scheme, the block joint is on the installation pipe, and the limit can avoid the block embedding installation intraductal completely as far as possible all around the block.

The application is further configured to: the width of the extension edge is larger than the thickness of the side wall of the installation pipe.

By adopting the technical scheme, because the width of the extending edge is larger than the thickness of the side wall of the installation pipe, the temperature control protector can be taken out by prying the extending edge, and the operation cap is taken out from the installation pipe.

The application is further configured to: and a connecting piece is arranged on one side of the upper yoke block and is fixed on the side surface of the upper yoke block through a bolt, and the wiring pile is arranged on the connecting piece.

Through adopting above-mentioned technical scheme, the binding post joint is on the connection piece, passes through the bolt fastening with the connection piece again on last yoke piece, connects fixedly, convenient dismantlement and installation.

The application is further configured to: and a coil lead-out plate is fixedly arranged on the coil and is arranged beside the mounting pipe.

Through adopting above-mentioned technical scheme, will install the pipe setting by the terminal plate, can reduce connecting wire length, reduce the reactor internal wiring degree of difficulty, improve assembly efficiency.

In summary, the present application at least includes one advantageous technical effect:

1. when the temperature of the reactor rises to a set value, the temperature control protector can automatically disconnect the circuit of the reactor, so that the reactor is prevented from being burnt or damaged due to overheating; when the temperature of the reactor is reduced to a set value, the temperature control protector can be automatically connected with a circuit, so that the reactor is electrified to work, the temperature control protector can effectively control the temperature of the reactor, and the service life of the reactor is prolonged.

2. The installation pipe can optimize reactor assembly process, makes things convenient for the coil to wind the dress, improves reactor assembly efficiency.

3. The wires are connected through the wiring piles, the connection mode is safe and stable, and the short circuit phenomenon caused by the fact that the wires are contacted can be avoided as much as possible.

4. The wiring stake is by setting up by the terminal strip through the connection piece, has reduced wire length, reduces the wiring degree of difficulty, improves assembly efficiency.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an exploded view of an embodiment of the present application for embodying a temperature-controlled protector.

Description of reference numerals:

1. an upper yoke block; 11. a bolt; 2. a lower yoke block; 3. an iron core column; 4. a coil; 41. a lead-out plate; 5. a temperature control protector; 51. a wire; 52. a baffle plate; 53. capping; 54. a slider; 55. edge extension; 6. a wiring pile; 7. installing a pipe; 71. a slideway; 8. connecting sheets; 9. a sleeve.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Example 1:

the application discloses a reactor, and referring to fig. 1, the reactor comprises an upper yoke block 1 and a lower yoke block 2, an iron core column 3 is arranged between the upper yoke block 1 and the lower yoke block 2, a coil 4 is wound on the iron core column 3, and lead plates 41 are respectively arranged at the upper end and the lower end of the coil 4 on the iron core column 3; the outer wall of the iron core column 3 is sleeved with a sleeve 9, and the side wall of the sleeve 9 is provided with an installation pipe 7.

Referring to fig. 2, a connecting piece 8 is provided on the side surface of the upper yoke iron block 1, and the connecting piece 8 is fixed on the upper yoke iron block 1 by a bolt 11; the connecting sheet 8 is clamped with a wiring pile 6, and the wiring pile 6 is used for connecting a lead 51.

Referring to fig. 3, a temperature control protector 5 is arranged inside the installation tube 7, a slide way 71 is arranged on the side wall of the installation tube 7 close to the sleeve 9, the temperature control protector 5 is provided with a slide block 54 matched with the slide way 71, and the slide block 54 is matched with the slide way 71 to fix the temperature control protector 5 in the installation tube 7; the top of the temperature control protector 5 is provided with a baffle 52, and both sides of the baffle are respectively provided with a lead 51; a cap 53 is arranged at the tail end of the baffle plate 52, the cap 53 is provided with a wire guide hole for the wire 51 to pass through, and the wire 51 is led out of the installation pipe 7 through the wire guide hole; the cap 53 is provided with an extension edge 55, and the length of the extension edge 55 is larger than the thickness of the side wall of the mounting tube 7, so that the temperature control protector 5 is convenient to disassemble.

The working principle of the embodiment is as follows: when the reactor is assembled, the sleeve 9 is sleeved on the iron core column 3, and then the coil 4 is wound on the sleeve 9; when the temperature control protector 5 is assembled after the coil 4 is wound, the sliding block 54 is aligned with the sliding way 71, the temperature control protector 5 is inserted into the installation pipe 7 by pressing the cover cap 53, and the sliding block 54 is matched with the sliding way 71 to ensure that the temperature control protector 5 is fixed by clinging to the installation pipe 7, so that the temperature control protector 5 is prevented from moving as much as possible; after the temperature control protector 5 is inserted into the mounting tube 7, the cap 53 is clamped on the notch of the mounting tube 7, the lead 51 extends out of a lead hole on the cap 53 and then is connected with the wire pile 6 clamped on the connecting piece 8, and the connecting piece 8 is fixed on the upper yoke block 1 through the bolt 11; the lead plate 41 of the coil 4 is arranged on one side of the installation tube 7, so that the coil 4 is conveniently connected with the temperature control protector 5 and the wiring pile 6.

When the reactor works, when the temperatures of the iron core column 3 and the coil 4 rise to set values, the contact of the temperature control protector 5 automatically bounces open, and the reactor circuit is disconnected; when the temperature of the iron core column 3 and the coil 4 is reduced to a set value, the contact of the temperature control protector 5 is automatically contacted, and the reactor is in circuit connection, so that the temperature control of the reactor is realized.

The above description is only a preferred embodiment of the present application, and the protection scope of the present application is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present application. It should be noted that modifications and embellishments within the scope of the present disclosure may occur to those skilled in the art without departing from the spirit of the present disclosure, and such modifications and embellishments should also be considered as within the scope of the present disclosure.

Claims

1. A reactor, including upper yoke piece (1), lower yoke piece (2), core leg (3) and coil (4), core leg (3) are fixed between upper yoke piece (1) and lower yoke piece (2), coil (4) are around adorning on core leg (3), characterized by: iron core stem (3) outer wall cover is equipped with sleeve pipe (9), sleeve pipe (9) lateral wall is equipped with installation pipe (7) that are used for installing electronic component, install temperature control protector (5) in installation pipe (7), temperature control protector (5) are connected with wiring stake (6) through wire (51).

2. The reactor according to claim 1, characterized in that: the installation pipe (7) is close to iron core stem (3) side internal surface and is equipped with slide (71), control by temperature change protector (5) are equipped with slide (71) matched with slider (54).

3. The reactor according to claim 1, characterized in that: a baffle (52) is arranged in the middle of the top of the temperature control protector (5), and the wires (51) are arranged on two sides of the baffle (52).

4. The reactor according to claim 3, characterized in that: a cap (53) is arranged at the top end of the baffle (52), and a wire guide hole for a wire (51) to pass through is formed in the cap (53).

5. The reactor according to claim 4, characterized in that: the cap (53) is clamped with the mounting tube (7), and the cap (53) is provided with an extending edge (55).

6. The reactor according to claim 5, characterized in that: the width of the extended edge (55) is larger than the thickness of the side wall of the mounting pipe (7).

7. The reactor according to claim 1, characterized in that: go up yoke piece (1) one side and be equipped with connection piece (8), connection piece (8) are fixed in last yoke piece (1) side through bolt (11), wiring stake (6) are installed on connection piece (8).

8. The reactor according to claim 1, characterized in that: and a coil lead-out plate (41) is fixedly arranged on the coil (4), and the lead-out plate (41) is arranged beside the mounting pipe (7).