CN210325459U

CN210325459U - Intelligent mutual inductor with insulation self-checking function

Info

Publication number: CN210325459U
Application number: CN201921296940.4U
Authority: CN
Inventors: 张宝忠; 李荣明
Original assignee: Zhenjiang Dangao Electric Equipment Co ltd
Current assignee: Zhenjiang Dangao Electric Equipment Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-14
Anticipated expiration: 2029-08-12

Abstract

The utility model relates to the technical field of mutual inductors, and discloses an intelligent mutual inductor with an insulation self-checking function, which solves the problems that the intelligent mutual inductor with the insulation self-checking function in the current market has poor damping effect, easy to be damaged when in use, in addition, the prior intelligent mutual inductor with the insulation self-checking function has the problems of poor heat dissipation effect and short service life, which comprises a shell, a top cover is clamped and connected on the top of the shell, the utility model is provided with a first connecting post, a groove and the like, the intelligent mutual inductor with the insulation self-checking function has better shock absorption, better protects the normal work of the closed iron core, the first winding and the second winding, through being provided with top cap and fin for this intelligent mutual-inductor with insulating self-checking function has better radiating effect, has prolonged this intelligent mutual-inductor with insulating self-checking function's life.

Description

Intelligent mutual inductor with insulation self-checking function

Technical Field

The utility model belongs to the technical field of the mutual-inductor, specifically be intelligent mutual-inductor with insulating self-checking function.

Background

The transformer is also called instrument transformer, which is a general name of current transformer and voltage transformer, can change high voltage into low voltage, and large current into small current, and is used for measuring or protecting system, and its function is mainly to convert high voltage or large current into standard low voltage (100V) or standard small current (5A or 1A, both referring to rated value) in proportion, so as to implement standardization and miniaturization of measuring instrument, protecting equipment and automatic control equipment. Meanwhile, the mutual inductor can be used for isolating a high-voltage system so as to ensure the safety of people and equipment, and the intelligent mutual inductor is one of the mutual inductors.

But the intelligent mutual-inductor who has insulating self-checking function in the existing market damages easily when using because the shock attenuation effect is relatively poor, and in addition, the current intelligent mutual-inductor who has insulating self-checking function radiating effect is relatively poor, and life is shorter.

Disclosure of Invention

To the above situation, for overcoming the defect of prior art, the utility model provides an intelligent mutual-inductor with insulating self-checking function, the effectual intelligent mutual-inductor who has insulating self-checking function who has solved on the existing market damages easily when using because the shock attenuation effect is relatively poor, and in addition, current intelligent mutual-inductor radiating effect with insulating self-checking function is relatively poor, the shorter problem of life.

In order to achieve the above object, the utility model provides a following technical scheme: an intelligent mutual inductor with an insulation self-checking function comprises a shell, wherein a top cover is clamped and connected to the top of the shell, insulators are fixedly connected to two sides of the top cover, a junction box is fixedly connected to two sides of the front of the shell, wiring grooves are formed in the two junction boxes, supporting plates are fixedly connected to two sides of the inner portion of the shell through bolts, a first connecting post is fixedly connected to one side of each of the two supporting plates, a groove is formed in one end of the first connecting post, a first spring is fixedly connected to the inner portion of the groove, a second connecting post is fixedly connected to one end of the first spring, a second spring is sleeved on the first connecting post and the second connecting post, an insulating plate is fixedly connected to one end of the second connecting post, a closed iron core is fixedly connected between the two insulating plates, a first winding and a second winding are sleeved on the top and the bottom of the closed iron core, and the second winding is fixedly connected with a second connector lug, and the first connector lug and the second connector lug are respectively and electrically connected with the wiring grooves of the two junction boxes.

Preferably, the bottom of the shell is fixedly connected with two mounting plates, and the two mounting plates are provided with mounting holes.

Preferably, the bottom of one side of the shell is provided with a clamping groove, and the clamping groove is connected with a nameplate in a clamping manner.

Preferably, an observation window is fixedly connected to the top cover, and the observation window is made of a plastic material.

Preferably, the top cover is fixedly connected with five radiating fins which are arranged at equal intervals.

Preferably, the outer surface of the shell is coated with an insulating layer, and the insulating layer is made of polyethylene material.

Compared with the prior art, the beneficial effects of the utility model are that:

1) in the work, the intelligent mutual inductor with the insulation self-checking function has better shock absorption performance by arranging the first connecting post, the groove, the first spring, the second connecting post and the second spring, the normal work of the closed iron core, the first winding and the second winding is better protected, the intelligent mutual inductor is not easy to damage in use, and the first spring and the second spring are arranged to achieve better shock absorption effect;

2) the intelligent mutual inductor with the insulation self-checking function has a good radiating effect, the service life of the intelligent mutual inductor with the insulation self-checking function is prolonged, the top cover can be directly taken down from the shell when weather is fine, and the radiating effect of the intelligent mutual inductor with the insulation self-checking function is improved to a certain extent.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a subjective view of the present invention;

fig. 2 is a structural diagram of the closed iron core of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2 according to the present invention;

in the figure: 1. a housing; 2. a top cover; 3. an insulator; 4. a junction box; 5. a support plate; 6. a first connecting column; 7. a groove; 8. a first spring; 9. a second connecting column; 10. a second spring; 11. an insulating plate; 12. closing the iron core; 13. a first winding; 14. a second winding; 15. mounting a plate; 16. an observation window; 17. and a heat sink.

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 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.

In the first embodiment, as shown in fig. 1, 2 and 3, the intelligent transformer with the insulation self-checking function comprises a housing 1, a top cover 2 is connected to the top of the housing 1 in a clamping manner, insulators 3 are fixedly connected to both sides of the top cover 2, so that the intelligent transformer with the insulation self-checking function has a good lightning protection effect, terminal boxes 4 are fixedly connected to both sides of the front surface of the housing 1, wiring grooves are formed in both the terminal boxes 4, so as to be conveniently connected with external equipment, supporting plates 5 are fixedly connected to both sides of the inside of the housing 1 through bolts, a first connecting column 6 is fixedly connected to each side of each of the two supporting plates 5, a groove 7 is formed in one end of each first connecting column 6, a first spring 8 is fixedly connected to the inside of the groove 7, a second connecting column 9 is fixedly connected to one end of each first spring 8, a second spring 10 is sleeved on each of the, make this intelligent mutual-inductor with insulating self-checking function have better shock attenuation effect, the one end fixedly connected with insulation board 11 of second spliced pole 9, fixedly connected with closed iron core 12 between two insulation boards 11, the top and the bottom of closed iron core 12 are overlapped respectively and are equipped with first winding 13 and second winding 14, the first connector lug of fixedly connected with on the first winding 13, fixedly connected with second connector lug on the second winding 14, first connector lug and second connector lug respectively with the wire casing electric connection of two terminal boxes 4.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, two mounting plates 15 are fixedly connected to the bottom of the shell 1, and mounting holes are formed in the two mounting plates 15, so that convenience is brought to the fixed mounting of the intelligent transformer with the insulation self-checking function by a worker.

In a third embodiment, on the basis of the first embodiment, as shown in fig. 1, a clamping groove is formed in the bottom of one side of the shell 1, and a nameplate is connected to the clamping groove in a clamping manner, so that a worker can read information of the intelligent transformer with the insulation self-checking function conveniently.

Fourth embodiment, on the basis of the first embodiment, as shown in fig. 1, an observation window 16 is fixedly connected to the top cover 2, and the observation window 16 is made of a plastic material, so that a worker can conveniently observe the internal condition of the intelligent transformer with the insulation self-checking function.

Fifth embodiment, on the basis of the first embodiment, as shown in fig. 1, five heat dissipation fins 17 are fixedly connected to the top cover 2, and the five heat dissipation fins 17 are arranged at equal intervals, so that the intelligent transformer with the insulation self-checking function has a better heat dissipation effect.

Sixth embodiment, on the basis of the first embodiment, as shown in fig. 1, an insulating layer is coated on an outer surface of the housing 1, and the insulating layer is made of a polyethylene material, so that the intelligent transformer with the insulating self-checking function has a good insulating effect.

The working principle is as follows: during operation, at first the staff passes through mounting panel 15 and mounting hole, fix this intelligent mutual-inductor with insulating self-checking function in the assigned position, then with external equipment and two terminal box 4's wiring groove electric connection, through closed iron core 12, the transform of electric current size or the transform of voltage size are accomplished to first winding 13 and second winding 14, the data plate that 1 one side bottom block of casing is connected, the staff of being convenient for reads this intelligent mutual-inductor with insulating self-checking function's information, fixed connection's observation window 16 on the top cap 2, the staff of being convenient for observes this intelligent mutual-inductor with insulating self-checking function's inside situation, five fin 17 of fixed connection on the top cap 2, make this intelligent mutual-inductor with insulating self-checking function have better radiating effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Intelligent mutual-inductor with insulating self-checking function, including casing (1), its characterized in that: the top of the shell (1) is connected with a top cover (2) in a clamping manner, insulators (3) are fixedly connected to two sides of the top cover (2), terminal boxes (4) are fixedly connected to two positive sides of the shell (1), wiring grooves are formed in the two terminal boxes (4), supporting plates (5) are fixedly connected to two sides of the interior of the shell (1) through bolts, first connecting columns (6) are fixedly connected to one sides of the two supporting plates (5), grooves (7) are formed in one ends of the first connecting columns (6), first springs (8) are fixedly connected to the interior of the grooves (7), second connecting columns (9) are fixedly connected to one ends of the first springs (8), second springs (10) are sleeved on the first connecting columns (6) and the second connecting columns (9), and insulation plates (11) are fixedly connected to one ends of the second connecting columns (9), fixedly connected with closed iron core (12) between two insulation boards (11), the top and the bottom of closed iron core (12) are equipped with first winding (13) and second winding (14) respectively, and the first connector lug of fixedly connected with is gone up in first winding (13), and the fixedly connected with second connector lug is gone up in second winding (14), first connector lug and second connector lug respectively with the wire connection groove electric connection of two terminal boxes (4).

2. The intelligent transformer with insulation self-checking function according to claim 1, characterized in that: the bottom fixedly connected with of casing (1) has two mounting panels (15), has all seted up the mounting hole on two mounting panels (15).

3. The intelligent transformer with insulation self-checking function according to claim 1, characterized in that: the bottom of one side of the shell (1) is provided with a clamping groove, and the clamping groove is connected with a nameplate in a clamping mode.

4. The intelligent transformer with insulation self-checking function according to claim 1, characterized in that: the top cover (2) is fixedly connected with an observation window (16), and the observation window (16) is made of plastic materials.

5. The intelligent transformer with insulation self-checking function according to claim 1, characterized in that: five cooling fins (17) are fixedly connected to the top cover (2), and the five cooling fins (17) are arranged at equal intervals.

6. The intelligent transformer with insulation self-checking function according to claim 1, characterized in that: the outer surface of the shell (1) is coated with an insulating layer, and the insulating layer is made of polyethylene materials.