阅读说明：本技术 一种可用于气体绝缘高压开关柜的高ip防护等级的电压互感器 (Voltage transformer with high IP protection level for gas insulated high-voltage switch cabinet ) 是由 施莲辉 李清发 于 2020-03-29 设计创作，主要内容包括：本发明公开了一种可用于气体绝缘高压开关柜的高IP防护等级的电压互感器,包括电压互感器主体,所述电压互感器主体的内部设置有铁芯、一次导体与一次绕组,所述一次导体位于铁芯的一侧,所述一次绕组位于铁芯柱上,所述电压互感器主体的上端设置有安装铝板,所述电压互感器主体的下端设置有安装钢板,所述电压互感器主体的一侧设置有二次接线盒,所述二次接线盒的一侧设置有二次引线。本发明所述的一种可用于气体绝缘高压开关柜的高IP防护等级的电压互感器,设有环氧树脂与金属屏蔽网,防护等级高达IP67,设备至少可在水下正常工作30分钟,浸水后干燥可正常投入运行,内部设置的屏蔽网使电压互感器可实现安全可触摸功能,带来更好的使用前景。(The invention discloses a voltage transformer with high IP protection grade for a gas insulated high-voltage switch cabinet, which comprises a voltage transformer main body, wherein an iron core, a primary conductor and a primary winding are arranged in the voltage transformer main body, the primary conductor is positioned on one side of the iron core, the primary winding is positioned on an iron core column, an installation aluminum plate is arranged at the upper end of the voltage transformer main body, an installation steel plate is arranged at the lower end of the voltage transformer main body, a secondary junction box is arranged on one side of the voltage transformer main body, and a secondary lead is arranged on one side of the secondary junction box. The high-IP protection level voltage transformer for the gas insulated high-voltage switch cabinet is provided with the epoxy resin and the metal shielding net, the protection level is up to IP67, the equipment can normally work for at least 30 minutes underwater, the voltage transformer can normally run after being dried after being soaked in water, and the shielding net arranged inside the voltage transformer can realize a safe touchable function, so that the voltage transformer has a better use prospect.)

1. The utility model provides a can be used to high IP protection level's of gas insulated high tension switchgear voltage transformer, includes voltage transformer main part (1), its characterized in that: the transformer is characterized in that an iron core (3), a primary conductor (4) and a primary winding (9) are arranged inside the voltage transformer main body (1), the primary conductor (4) is located on one side of the iron core (3), the primary winding (9) is located on an iron core column, an installation aluminum plate (2) is arranged at the upper end of the voltage transformer main body (1), an installation steel plate (8) is arranged at the lower end of the voltage transformer main body (1), a secondary junction box (6) is arranged on one side of the voltage transformer main body (1), a secondary lead (7) is arranged on one side of the secondary junction box (6), epoxy resin (5) is arranged on the outer surface of the voltage transformer main body (1), and a metal shielding net (10) is arranged inside the epoxy resin (5).

2. The voltage transformer with high IP protection level for the gas insulated high voltage switch cabinet according to claim 1, characterized in that: the voltage transformer is characterized in that the voltage transformer main body (1), the epoxy resin (5) and the metal shielding net (10) are formed through pouring and sealing.

3. The voltage transformer with high IP protection level for the gas insulated high voltage switch cabinet according to claim 1, characterized in that: and a fixing screw is arranged between the secondary junction box (6) and the voltage transformer main body (1), and the outer surface of one side of the secondary junction box (6) is fixedly connected with the outer surface of one side of the voltage transformer main body (1) through the fixing screw.

4. The voltage transformer with high IP protection level for the gas insulated high voltage switch cabinet according to claim 1, characterized in that: the iron core (3) is poured in the epoxy resin (5).

5. The voltage transformer with high IP protection level for the gas insulated high voltage switch cabinet according to claim 1, characterized in that: a connecting wire is arranged between the voltage transformer main body (1) and the primary conductor (4), and one end of the voltage transformer main body (1) is electrically connected with one end of the primary conductor (4) through the connecting wire.

6. The voltage transformer with high IP protection level for the gas insulated high voltage switch cabinet according to claim 1, characterized in that: the voltage transformer is characterized in that a bolt is arranged between the voltage transformer main body (1) and the installation aluminum plate (2), and the upper end of the voltage transformer main body (1) is fixedly connected with the lower end of the installation aluminum plate (2) through the bolt.

Technical Field

The invention relates to the field of transformers, in particular to a high-IP protection level voltage transformer for a gas insulated high-voltage switch cabinet.

Background

The voltage transformer is a key functional device for realizing measurement and protection of a power supply system, and in order to ensure safe and normal operation of the power supply system in an area often affected by flood, the high-voltage switch cabinet including the voltage transformer and other devices is required to have higher protection level and safe use requirements, and along with the continuous development of science and technology, the requirements of people on the manufacturing process of the voltage transformer are higher and higher.

The existing voltage transformer has certain disadvantages when in use, firstly, the safety function of the traditional transformer is to be strengthened, power supply can not be well carried out, the use of people is not facilitated, in addition, the protection level of the traditional transformer is lower, certain adverse effect is brought to the use process of people, and for this reason, the voltage transformer with the high IP protection level, which can be used for a gas insulation high-voltage switch cabinet, is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the voltage transformer with high IP protection level for the gas insulated high-voltage switch cabinet, which has the advantages of high protection level, normal operation of equipment for at least 30 minutes under water, normal operation after drying after soaking, realization of safe and touchable function and the like, and can effectively solve the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a can be used to high IP protection level's of gas insulated high tension switchgear voltage transformer, includes the voltage transformer main part, the inside of voltage transformer main part is provided with iron core, primary conductor and primary winding, the primary conductor is located one side of iron core, the primary winding is located the iron core post, the upper end of voltage transformer main part is provided with installation aluminum plate, the lower extreme of voltage transformer main part is provided with the installation steel sheet, one side of voltage transformer main part is provided with the secondary terminal box, one side of secondary terminal box is provided with the secondary lead wire, the surface of voltage transformer main part is provided with epoxy, epoxy's inside is provided with the metallic shield net.

Preferably, the voltage transformer body, the epoxy resin and the metal shielding net are molded through pouring and sealing.

Preferably, a fixing screw is arranged between the secondary junction box and the voltage transformer main body, and the outer surface of one side of the secondary junction box is fixedly connected with the outer surface of one side of the voltage transformer main body through the fixing screw.

Preferably, the core is cast inside an epoxy resin.

Preferably, a connecting wire is arranged between the voltage transformer main body and the primary conductor, and one end of the voltage transformer main body is electrically connected with one end of the primary conductor through the connecting wire.

Preferably, a bolt is arranged between the voltage transformer main body and the installation aluminum plate, and the upper end of the voltage transformer main body is fixedly connected with the lower end of the installation aluminum plate through the bolt.

(III) advantageous effects

Compared with the prior art, the invention provides the voltage transformer with high IP protection level for the gas insulated high-voltage switch cabinet, which has the following beneficial effects: according to the voltage transformer with the high IP protection grade for the gas insulated high-voltage switch cabinet, the protection grade can be increased through epoxy resin and a shielding net, the epoxy resin and the metal shielding net are molded through pouring and sealing, the protection grade is up to IP67, and equipment can normally work for at least 30 minutes under water; but the operation of normal input of drying after soaking can realize safe tangible function simultaneously, conveniently installs and dismantles more through installation aluminum plate and installation steel sheet, connects more stably, is difficult for appearing the phenomenon that drops, the people's of being convenient for use, whole voltage transformer simple structure, convenient operation, the effect of use is better for traditional mode.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a high IP protection level voltage transformer applicable to a gas insulated high voltage switchgear according to the present invention.

Fig. 2 is a schematic structural diagram of a front view of a high IP protection level voltage transformer applicable to a gas insulated high voltage switchgear according to the present invention.

Fig. 3 is a schematic structural diagram of a side view of a high IP protection class voltage transformer applicable to a gas insulated high voltage switchgear according to the present invention.

Fig. 4 is a schematic structural diagram of a top view of a high IP protection level voltage transformer applicable to a gas insulated high voltage switchgear according to the present invention.

Fig. 5 is a schematic structural diagram of a bottom view of a high IP protection level voltage transformer applicable to a gas insulated high voltage switchgear according to the present invention.

In the figure: 1. a voltage transformer body; 2. mounting an aluminum plate; 3. an iron core; 4. a primary conductor; 5. an epoxy resin; 6. a secondary junction box; 7. a secondary lead; 8. installing a steel plate; 9. a primary winding; 10. a metallic shielding mesh.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-5, a voltage transformer with high IP protection level for a gas insulated high voltage switch cabinet comprises a voltage transformer main body 1, an iron core 3, a primary conductor 4 and a primary winding 9 are arranged inside the voltage transformer main body 1, the primary conductor 4 is located on one side of the iron core 3, the primary winding 9 is located on an iron core column, an installation aluminum plate 2 is arranged at the upper end of the voltage transformer main body 1, an installation steel plate 8 is arranged at the lower end of the voltage transformer main body 1, a secondary junction box 6 is arranged on one side of the voltage transformer main body 1, a secondary lead 7 is arranged on one side of the secondary junction box 6, an epoxy resin 5 is arranged on the outer surface of the voltage transformer main body 1, and a metal shielding net 10 is arranged inside the.