CN213544734U

CN213544734U - Power frequency partial discharge-free test transformer

Info

Publication number: CN213544734U
Application number: CN202022549501.9U
Authority: CN
Inventors: 严超; 严梦兰; 李利平
Original assignee: Hubei Wugao Electric Power New Technology Co ltd
Current assignee: Hubei Wugao Electric Power New Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-06-25
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a power frequency does not have partial discharge test transformer, the on-line screen storage device comprises a base, the output of first motor rotates and is connected with the axis of rotation, axis of rotation one end fixedly connected with take-up reel, the output of second motor rotates and is connected with the lead screw, it is vice that equal threaded connection has the nut on the lead screw, fixed plate bottom fixedly connected with dust cover and dust cover bottom respectively with the vice fixed connection of nut all around. The utility model discloses in, after experimental completion, open first motor and pass through the axis of rotation and drive the take-up reel and rotate, carry out the rolling to external connection line, can accomodate the electric wire classification, convenient next use opens the second motor and drives the lead screw and rotate, make the nut vice remove on the lead screw, drive the dust cover and strut it, through dust cover and fixed plate combined action, make the transformer main part be in airtight space, prevent that the dust in the air from getting into the inside damage that causes of transformer main part, be worth wideling popularize.

Description

Power frequency partial discharge-free test transformer

Technical Field

The utility model relates to a transformer field especially relates to a power frequency does not have partial discharge test transformer.

Background

The non-partial discharge test transformer is a test transformer without partial discharge, but the non-partial discharge test transformer in the current stage is very small in partial discharge and does not influence the partial discharge of the electrical equipment observed by the partial discharge instrument, the inflatable non-partial discharge test transformer is reliable high-voltage non-partial discharge equipment, and the non-partial discharge test transformer is divided into two types, namely the inflatable non-partial discharge test transformer and the epoxy barrel oil-immersed non-partial discharge test transformer.

The test transformer is put in no office when using, needs to be connected with external connection line, and external connection line is longer sometimes, and after experimental completion, the degree of difficulty that external connection line accomodate is great, increases operating personnel's burden to the test transformer is put in office belongs to precision instrument, and inside the dust got into the transformer very easily when not using, causes the damage to the transformer, influences the life of transformer.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the power frequency that provides does not have partial discharge test transformer.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a power frequency partial discharge-free testing transformer comprises a base, a transformer main body is fixedly connected to the middle position of the top of the base, an insulating gasket is fixedly connected to the peripheral outer wall of the bottom of the transformer main body, a supporting plate is fixedly connected to the peripheral middle position outer wall of the top of the base, a first motor is fixedly connected to one side, opposite to the transformer main body, of the supporting plate, the first motor is fixedly connected to the top of the base, the output end of the first motor penetrates through the supporting plate and is rotatably connected with a rotating shaft, a take-up reel is fixedly connected to one end of the rotating shaft, four supporting rods are uniformly and fixedly connected to the front end and the rear end of the top of the base, a fixing plate is fixedly connected between the top ends of the supporting rods, a second motor is fixedly connected to the four corners of the fixing plate, the output end of the second motor, the periphery of the bottom of the fixed plate is fixedly connected with a dust cover, and the bottom of the dust cover is fixedly connected with the nut pair respectively.

As a further description of the above technical solution:

the insulating gasket is made of a nylon insulating material.

As a further description of the above technical solution:

the dust cover is made of thermoplastic rubber.

As a further description of the above technical solution:

the take-up reel is in the shape of an I-shaped wheel.

As a further description of the above technical solution:

the equal fixedly connected with stopper in lead screw bottom.

As a further description of the above technical solution:

and universal wheels are arranged at four corners of the bottom of the base.

As a further description of the above technical solution:

the fixed plate is positioned at the top of the transformer main body.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first after experimental completion, open first motor and pass through the axis of rotation and drive the take-up reel and rotate, carry out the rolling to external connection line, can accomodate the electric wire classification, convenient next time uses, and automatic rolling has reduced operating personnel's burden simultaneously.

2. The utility model discloses in, when not using the transformer, open the second motor and drive the lead screw and rotate for the nut is vice to move on the lead screw, drives the dust cover and struts it, through dust cover and fixed plate combined action, makes the transformer main part be in airtight space, prevents that the dust in the air from getting into the inside transformer main part that causes the damage, guarantees the life of transformer, is worth wideling popularize.

Drawings

Fig. 1 is a front view of a power frequency partial discharge-free testing transformer provided by the present invention;

fig. 2 is a top view of a power frequency partial discharge-free testing transformer provided by the present invention;

fig. 3 is an enlarged view of a point a in fig. 1.

Illustration of the drawings:

1. a base; 2. a transformer body; 3. an insulating spacer; 4. a first motor; 5. a support plate; 6. a dust cover; 7. a fixing plate; 8. a second motor; 9. a rotating shaft; 10. a take-up reel; 11. a support bar; 12. a screw rod; 13. a nut pair; 14. a limiting block; 15. a universal wheel.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a power frequency non-partial discharge test transformer comprises a base 1, a transformer main body 2 is fixedly connected to the middle position of the top of the base 1, an insulating gasket 3 is fixedly connected to the peripheral outer wall of the bottom of the transformer main body 2, a supporting plate 5 is fixedly connected to the peripheral middle position outer wall of the top of the base 1, a first motor 4 is fixedly connected to one side of the supporting plate 5 opposite to the transformer main body 2, the first motor 4 is fixedly connected to the top of the base 1, the output end of the first motor 4 penetrates through the supporting plate 5 and is rotatably connected with a rotating shaft 9, one end of the rotating shaft 9 is fixedly connected with a take-up reel 10, after the test is completed, the first motor 4 is turned on to drive the take-up reel 10 to rotate through the rotating shaft 9, external connecting wires are wound, the four take-up reels 10 can be used for classified, four support rods 11 are uniformly and fixedly connected to the front end and the rear end of the top of the base 1, a fixing plate 7 is fixedly connected between the top ends of the support rods 11, a second motor 8 is fixedly connected to the four corners of the fixing plate 7, the output end of the second motor 8 penetrates through the fixing plate 7 and the support rods 11 and is rotatably connected with a lead screw 12, a nut pair 13 is in threaded connection with the lead screw 12, the nut pair 13 is in sliding connection inside the support rods 11, a dust cover 6 is fixedly connected to the periphery of the bottom of the fixing plate 7, the bottom of the dust cover 6 is respectively and fixedly connected with the nut pair 13, when the transformer is not used, the second motor 8 is opened to drive the lead screw 12 to rotate, the nut pair 13 slides downwards inside the support rods 11 through the lead screw 12, the dust cover 6 is driven to be opened, the transformer main body 2 is positioned in a closed space through, the service life of the transformer is ensured.

Insulating gasket 3's material is nylon insulating material, can make transformer main part 2 lead to the electric leakage because of short circuit phenomenon at the during operation through insulating gasket 3, harm operating personnel's personal safety, the material of dust cover 6 is thermoplastic rubber, take-up reel 10's shape is the I-shaped wheel, the equal fixedly connected with stopper 14 in lead screw 12 bottom, 1 bottom four corners department of base is provided with universal wheel 15, it is more convenient when removing transformer main part 2 through four

universal wheels

15, 7 positions of fixed plate are located 2 tops of transformer main part.

The working principle is as follows: after experimental completion, it drives take-up reel 10 through axis of rotation 9 to open first motor 4 and rotates, roll external connection line, four take-up reels 10 can be categorised with the electric wire and accomodate the arrangement, convenient next time uses, when not using the transformer, it drives lead screw 12 and rotates to open second motor 8, make nut pair 13 slide downwards in bracing piece 11 inside through lead screw 12, it struts it to drive dust cover 6, through dust cover 6 and fixed plate 7 combined action, make transformer main part 2 be in airtight space, prevent that the dust in the air from getting into transformer main part 2 inside and causing the damage to transformer main part 2, can make transformer main part 2 lead to the electric leakage because of the short circuit phenomenon at the during operation through insulating gasket 3, harm operating personnel's personal safety, can remove transformer main part 2 through four universal wheels 15.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a power frequency does not have partial discharge test transformer, includes base (1), its characterized in that: the transformer comprises a base (1), a transformer main body (2) is fixedly connected to the middle position of the top of the base (1), insulating gaskets (3) are fixedly connected to the peripheral outer wall of the bottom of the transformer main body (2), a supporting plate (5) is fixedly connected to the peripheral middle position outer wall of the top of the base (1), a first motor (4) is fixedly connected to one side, opposite to the transformer main body (2), of the supporting plate (5), the first motor (4) is fixedly connected to the top of the base (1), the output end of the first motor (4) penetrates through the supporting plate (5) and is rotatably connected with a rotating shaft (9), a take-up reel (10) is fixedly connected to one end of the rotating shaft (9), four supporting rods (11) are uniformly and fixedly connected to the front end and the rear end of the top of the base (1), a fixing plate (7) is fixedly connected between the tops of, the output end of the second motor (8) penetrates through the fixing plate (7) and the supporting rod (11) and is rotatably connected with the screw rod (12), the screw rod (12) is connected with the nut pair (13) and the nut pair (13) in a sliding mode inside the supporting rod (11), and the bottom of the fixing plate (7) is fixedly connected with the dust cover (6) and the bottom of the dust cover (6) in a surrounding mode and is fixedly connected with the nut pair (13) respectively.

2. The power frequency partial discharge-free test transformer according to claim 1, characterized in that: the insulating gasket (3) is made of a nylon insulating material.

3. The power frequency partial discharge-free test transformer according to claim 1, characterized in that: the dust cover (6) is made of thermoplastic rubber.

4. The power frequency partial discharge-free test transformer according to claim 1, characterized in that: the take-up reel (10) is in the shape of an I-shaped wheel.

5. The power frequency partial discharge-free test transformer according to claim 1, characterized in that: the bottom end of the screw rod (12) is fixedly connected with a limiting block (14).

6. The power frequency partial discharge-free test transformer according to claim 1, characterized in that: the four corners of the bottom of the base (1) are provided with universal wheels (15).

7. The power frequency partial discharge-free test transformer according to claim 1, characterized in that: the fixing plate (7) is positioned at the top of the transformer main body (2).