CN210956404U

CN210956404U - Insulating framework for transformer

Info

Publication number: CN210956404U
Application number: CN201922063269.5U
Authority: CN
Inventors: 李众众; 张相敏; 郭敬然; 韩书瑞
Original assignee: Shandong Fuda Transformer Co ltd
Current assignee: Shandong Fuda Transformer Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-07-07
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses an insulating framework for a transformer, which relates to the technical field of transformers and comprises an insulating framework main body and a coil core block arranged at one end of the insulating framework main body, wherein a first assembling groove is arranged on one side surface inside the insulating framework main body, a second assembling groove is arranged on the other side surface inside the insulating framework main body, a first assembling batten is fixedly arranged at one end of the coil core block, a second assembling batten is fixedly arranged at the other end of the coil core block, a positioning through hole, the first assembling batten, a telescopic rod, a spring, a positioning slider, the second assembling batten, a connecting rod, a fixed slider, a first assembling groove, a second assembling groove, a first limiting chute and a second limiting chute are arranged at the other end of the coil core block, so that the installation and the disassembly of the coil core block on the insulating framework main body are more convenient and simpler, and the working efficiency of, the coil core block of the insulating framework for the transformer can be replaced or maintained conveniently in the later period.

Description

Insulating framework for transformer

Technical Field

The utility model relates to a transformer technical field specifically is insulating skeleton for transformer.

Background

A Transformer (Transformer) is a device that changes an alternating-current voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. According to the application, the method can be divided into: power transformers and special transformers (furnace transformers, rectifier transformers, power frequency test transformers, voltage regulators, mining transformers, audio transformers, intermediate frequency transformers, high frequency transformers, impulse transformers, instrument transformers, electronic transformers, reactors, transformers, etc.), transformers are often used as step-up and step-down voltages, matching impedances, safety isolation, etc. in electrical equipment and wireless circuits. In a generator, an electric potential is induced in a coil, whether the coil is moved through a magnetic field or the magnetic field is moved through a stationary coil, in both cases the value of the flux is constant, but the amount of flux linked to the coil varies, which is the principle of mutual induction. A transformer is a device for transforming voltage, current and impedance by electromagnetic mutual induction, and in its most basic form, it comprises two groups of coils wound with wires and inductively referred to each other. When an alternating current (having a known frequency) flows through one of the coils, an alternating voltage having the same frequency is induced in the other coil, and the magnitude of the induced voltage depends on the degree of coupling and magnetic cross-linking of the two coils.

However, in the use process of the traditional insulation framework for the transformer, because the installation and disassembly process of the coil core block on the insulation framework main body is complicated, the work efficiency of using and installing the coil core block is low, and inconvenience is brought to the replacement or maintenance treatment of the coil core block of the insulation framework for the transformer in the later period, so that technical personnel in the field provide the insulation framework for the transformer.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulating skeleton for transformer to provide insulating skeleton for traditional transformer in solving above-mentioned background art in the use, because the installation of coil pellet in the insulating skeleton main part is dismantled the process comparatively loaded down with trivial details, the work efficiency that leads to the coil pellet to use the installation is lower, changes or maintains the problem of handling inconvenience for the later stage to the coil pellet of insulating skeleton for transformer.

In order to achieve the above object, the utility model provides a following technical scheme:

an insulation framework for a transformer comprises an insulation framework main body and a coil core block arranged at one end of the insulation framework main body, a first assembling groove is arranged on one side surface of the inside of the insulating framework main body, a second assembling groove is arranged on the other side surface of the inside of the insulating framework main body, one end of the coil core block is fixedly provided with a first assembling lath, the other end of the coil core block is fixedly provided with a second assembling lath, the side surface of the first assembling slat is fixedly connected with a telescopic rod, one end of the telescopic rod is fixedly connected with a positioning slide block, one end of the second assembling slat is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a fixed sliding block, the side of insulating skeleton main part is close to one side position department of first assembly groove and has seted up the location opening, the bottom mounting of insulating skeleton main part is provided with the support sill.

As a further aspect of the present invention: a first limiting sliding groove is formed in the position of the inner side surface of the first assembling groove, and the positioning sliding block is connected with the first limiting sliding groove in a sliding mode.

As a further aspect of the present invention: and a second limiting sliding groove is formed in the position of the inner side surface of the second assembling groove, and the fixed sliding block is connected with the second limiting sliding groove in a sliding manner.

As a further aspect of the present invention: and a spring is fixedly connected between the first assembling batten and the positioning sliding block and movably sleeved outside the telescopic rod.

As a further aspect of the present invention: the cross-sectional shapes of the first assembling groove and the positioning through opening are rectangular, and the size of the first assembling groove is matched with that of the positioning through opening.

As a further aspect of the present invention: the bottom surface of the supporting base platform is fixedly provided with a buffer base plate, and the buffer base plate is a rubber component.

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

the utility model discloses set up location opening, first assembly slat, telescopic link, spring, location slider, second assembly slat, connecting rod, fixed slider, first assembly groove, second assembly groove, first spacing spout and the spacing spout of second for the coil pellet is dismantled more convenient simple in the installation of insulating skeleton main part, has improved the work efficiency that the coil pellet used the installation, and the later stage of being convenient for is changed or is maintained the processing to the coil pellet of insulating skeleton for the transformer.

Drawings

Fig. 1 is a schematic perspective view of an insulating frame for a transformer;

FIG. 2 is a schematic top view of an insulating bobbin for a transformer;

FIG. 3 is an enlarged schematic view of a portion A of an insulating bobbin for a transformer;

fig. 4 is a schematic front view of an insulating bobbin for a transformer.

In the figure: 1. an insulating skeleton body; 101. a first fitting groove; 102. a second assembly groove; 103. a first limiting chute; 104. a second limiting chute; 105. positioning the through opening; 2. a coil core block; 3. a first fitting slat; 301. a telescopic rod; 302. a spring; 303. positioning the sliding block; 4. a second fitting slat; 401. a connecting rod; 402. fixing the sliding block; 5. supporting the base table; 501. cushion plate.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the present invention, an insulating frame for a transformer includes an insulating frame body 1 and a coil core block 2 disposed at one end of the insulating frame body 1, a first assembling groove 101 is disposed on one side surface of the insulating frame body 1, a second assembling groove 102 is disposed on the other side surface of the insulating frame body 1, a first assembling slat 3 is fixedly disposed at one end of the coil core block 2, a second assembling slat 4 is fixedly disposed at the other end of the coil core block 2, a telescopic rod 301 is fixedly connected to a side surface of the first assembling slat 3, a positioning slider 303 is fixedly connected to one end of the telescopic rod 301, a connecting rod 401 is fixedly connected to one end of the second assembling slat 4, a fixing slider 402 is fixedly connected to one end of the connecting rod 401, and a positioning through hole 105 is disposed at a side surface of the insulating frame body 1 near the first, the bottom end of the insulating framework main body 1 is fixedly provided with a supporting base platform 5.

In fig. 1, 2 and 3: the first limiting sliding groove 103 is formed in the position of the inner side surface of the first assembling groove 101, the positioning sliding block 303 is in sliding connection with the first limiting sliding groove 103, the second limiting sliding groove 104 is formed in the position of the inner side surface of the second assembling groove 102, and the fixed sliding block 402 is in sliding connection with the second limiting sliding groove 104, so that the purpose that the first assembling lath 3 and the second assembling lath 4 can be movably inserted into the first assembling groove 101 and the second assembling groove 102 respectively is achieved.

In fig. 3 and 4: fixedly connected with spring 302 between first assembly slat 3 and the location slider 303, spring 302 activity cup joints in the outside of telescopic link 301, and first assembly groove 101 is the rectangle with the cross-sectional shape of location port 105, the size of first assembly groove 101 and the size looks adaptation of location port 105, has reached the purpose that the elasticity that makes spring 302 produce can promote location slider 303 to run through in location port 105.

In fig. 4: the bottom surface of the supporting base 5 is fixedly provided with a cushion plate 501, and the cushion plate 501 is a rubber member, so that the cushion plate 501 can play a good role in cushioning.

The utility model discloses a theory of operation is: in the process of using the insulation framework for the transformer, when the coil core block 2 needs to be installed on the insulation framework main body 1, the positioning slide block 303 is pressed inwards, at the moment, the spring 302 is in a compression state, the positioning slide block 303 is in sliding connection with the first limiting slide groove 103, the fixing slide block 402 is in sliding connection with the second limiting slide groove 104, so that the first assembling strip plate 3 and the second assembling strip plate 4 can be respectively and correspondingly movably inserted in the first assembling groove 101 and the second assembling groove 102, when the positioning slide block 303 slides to the positioning through hole 105, the elastic force generated by the spring 302 in the compression state can push the positioning slide block 303 to penetrate through the positioning through hole 105, at the moment, the coil core block 2 can be fixedly installed on the insulation framework main body 1 under the matching action of the positioning through hole 105 and the positioning slide block 303, when the coil core block 2 needs to be disassembled on the insulation framework main body 1, the positioning slide, after the positioning slide block 303 is separated from the positioning through hole 105, the coil core block 2 is pulled out and disassembled.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An insulation framework for a transformer comprises an insulation framework main body (1) and a coil core block (2) arranged at one end of the insulation framework main body (1), and is characterized in that a first assembling groove (101) is formed in one side surface of the interior of the insulation framework main body (1), a second assembling groove (102) is formed in the other side surface of the interior of the insulation framework main body (1), a first assembling slat (3) is fixedly arranged at one end of the coil core block (2), a second assembling slat (4) is fixedly arranged at the other end of the coil core block (2), a telescopic rod (301) is fixedly connected to the side surface of the first assembling slat (3), a positioning slider (303) is fixedly connected to one end of the telescopic rod (301), a connecting rod (401) is fixedly connected to one end of the second assembling slat (4), and a fixing slider (402) is fixedly connected to one end of the connecting rod (401), the side of insulating skeleton main part (1) is close to one side position department of first assembly groove (101) and has seted up location opening (105), the bottom mounting of insulating skeleton main part (1) is provided with support sill (5).

2. The insulation framework for the transformer according to claim 1, wherein a first limiting sliding groove (103) is formed in the position of the inner side surface of the first assembling groove (101), and the positioning sliding block (303) is in sliding connection with the first limiting sliding groove (103).

3. The insulation skeleton for the transformer according to claim 1, wherein a second limiting sliding groove (104) is formed at the position of the inner side surface of the second assembling groove (102), and the fixed sliding block (402) is connected with the second limiting sliding groove (104) in a sliding manner.

4. The insulating framework for the transformer according to claim 1, wherein a spring (302) is fixedly connected between the first assembling lath (3) and the positioning sliding block (303), and the spring (302) is movably sleeved on the outer side of the telescopic rod (301).

5. The insulating skeleton for the transformer according to claim 1, characterized in that the cross-sectional shapes of the first assembling groove (101) and the positioning through opening (105) are rectangular, and the size of the first assembling groove (101) is matched with the size of the positioning through opening (105).

6. The insulation skeleton for the transformer according to claim 1, wherein a cushion plate (501) is fixedly arranged at the bottom end surface position of the supporting base (5), and the cushion plate (501) is a rubber member.