CN216248214U

CN216248214U - Detection device for oil-immersed transformer insulation performance research

Info

Publication number: CN216248214U
Application number: CN202122738821.3U
Authority: CN
Inventors: 周俊; 谢斌; 王国营; 杨清礼; 徐学文; 彭保国; 张卫东; 王俊潢; 喻东
Original assignee: Henan Anyida Electric Co ltd
Current assignee: Henan Anyida Electric Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-08
Anticipated expiration: 2031-11-10

Abstract

The utility model discloses a detection device for insulation performance research of an oil-immersed transformer, which comprises a detection device main body and the oil-immersed transformer, wherein a detection control box is arranged on the detection device main body, a test wire for insulation detection of the oil-immersed transformer is connected onto the detection control box, a connector lug is arranged at the other end of the test wire, binding posts are uniformly arranged on the oil-immersed transformer, a protective box cover is arranged on the detection device main body, a connecting block is arranged on one side, close to the oil-immersed transformer, of the detection control box, an adjusting strip is connected to the side face of the connecting block, clamping blocks are uniformly arranged on one side of the adjusting strip, and the quantity of the clamping blocks is equal to that of the test wire. This detection device for oil-immersed transformer insulating properties research can accomodate the processing to the test wire that is used for detecting for one-to-one between the connector lug of test wire and oil-immersed transformer's the terminal, fixes the processing to the test wire when convenient research, avoids always looking for the test wire and influences the research process.

Description

Detection device for oil-immersed transformer insulation performance research

Technical Field

The utility model relates to the technical field of detection devices, in particular to a detection device for the insulation performance research of an oil-immersed transformer.

Background

The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and a magnetic core. The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, and the like. Transformer oil is a petroleum-based liquid and may be burned. Transformers use transformer oil as an insulating and cooling medium, and are called oil-immersed transformers. The oil-immersed transformer is provided with a special oil-immersed test transformer, has small volume and compact structure, and is beneficial to the test research of the oil-immersed transformer.

Present oil-immersed transformer is when carrying out the research processing of insulating properties, need carry out the insulation detection to oil-immersed transformer through detection device and handle, detection device mainly detects the processing through electric bridge balance principle and low frequency detection principle, but when being used for the wire of insulation detection on with detection device to fix on oil-immersed transformer, need make test wire and oil-immersed transformer's terminal one-to-one, and the test wire has many roots, can not be accurate when detecting find corresponding test wire, make the research process comparatively slow.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a detection device for the insulation performance research of an oil-immersed transformer, which aims to solve the problems that when a lead wire for insulation detection on the detection device is fixed on the oil-immersed transformer in the current market, a plurality of test wires are required to be in one-to-one correspondence with binding posts of the oil-immersed transformer, and the corresponding test wires cannot be accurately found during detection, so that the research process is slow.

In order to achieve the purpose, the utility model provides the following technical scheme: a detection device for the insulation performance research of an oil-immersed transformer comprises a detection device main body and the oil-immersed transformer, wherein a detection control box is arranged on the detection device main body, a test line for the insulation detection of the oil-immersed transformer is connected onto the detection control box, the other end of the test line is provided with a connector lug, binding posts are uniformly arranged on the oil-immersed transformer, a protective box cover is arranged on the detection device main body, universal wheels are uniformly arranged at the lower end of the protective box cover, one side of the lower end of the inner side of the protective box cover is movably provided with a rotary adjusting seat, supporting tables are respectively arranged on the rotary adjusting seat, an insulation protective pad is laid at the upper end of each supporting table, the oil-immersed transformer is positioned on the insulation protective pad, a connecting block is arranged at one side of the detection control box close to the oil-immersed transformer, an adjusting bar is connected to the side surface of the connecting block, and a fixture block is uniformly arranged at one side of the adjusting bar, and the number of the clamping blocks is equal to that of the test lines, a limiting block is arranged in the protective box cover, and the position of the limiting block corresponds to that of the connecting block.

Preferably, the adjusting strip is of a long strip structure, the length of the adjusting strip is longer than the distance between the limiting block and the connecting block, and the adjusting strip is movably connected with the connecting block.

Preferably, the adjusting strip is fixedly provided with a threading pipe through a connecting piece, the threading pipe is parallel to the adjusting strip, and the threading pipe is connected with the test line in a penetrating manner.

Preferably, a groove is formed in one side of the upper end of the rotary adjusting seat, a limiting strip is arranged at the bottom of the groove of the rotary adjusting seat, an adjusting block is clamped in the groove of the rotary adjusting seat, and the adjusting block is connected with the supporting table through a bolt.

Preferably, the regulating block lower extreme is installed the gyro wheel of concave wheel structure, and the concave wheel position and the spacing block of gyro wheel.

Preferably, the fixture block is provided with a T-shaped groove communicated with the outer side, and the T-shaped groove of the fixture block is connected with the test wire in a clamping manner.

Compared with the prior art, the utility model has the beneficial effects that: this detection device for oil-immersed transformer insulating properties research can accomodate the processing to the test wire that is used for detecting for one-to-one between the connector lug of test wire and oil-immersed transformer's the terminal, fixes the processing to the test wire when convenient research, avoids always looking for the test wire and influences the research process. This detection device is used in oil-immersed transformer insulating properties research sets up oil-immersed transformer and detection control box in a protective housing cover, can carry out dustproof and protective effect, and oil-immersed transformer places on the rotation regulation seat through a supporting bench simultaneously, can make oil-immersed transformer carry out the rotation after placing and adjust the processing, has set up insulating protection pad on the supporting bench simultaneously, plays safety protection's effect to detection device.

Drawings

FIG. 1 is a schematic structural diagram of a detection device for the insulation performance research of an oil-immersed transformer according to the present invention;

FIG. 2 is an enlarged schematic structural view of a part A in FIG. 1 of the detection device for the insulation performance research of the oil-immersed transformer according to the present invention;

FIG. 3 is an enlarged schematic structural diagram of a detection device for oil-immersed transformer insulation performance research shown at B in FIG. 1;

FIG. 4 is a schematic view of a rotation adjusting structure of an adjusting bar of the detection device for the insulation performance research of the oil-immersed transformer according to the present invention;

FIG. 5 is a schematic view of a connection structure of an adjusting strip and a clamping block of the detection device for the insulation performance research of the oil-immersed transformer;

fig. 6 is a schematic view of a connection structure of a rotary adjusting seat and a protective box cover of the detection device for the insulation performance research of the oil-immersed transformer.

In the figure: 1. the detection device comprises a detection device main body, 2, an oil-immersed transformer, 3, a wiring terminal, 4, a wiring connector, 5, an adjusting strip, 6, a limiting block, 7, a threading pipe, 8, a test wire, 9, an insulating protection pad, 10, a detection control box, 11, a connecting block, 12, a protection box cover, 13, a universal wheel, 14, a rotary adjusting seat, 15, a roller, 16, a supporting table, 17, a clamping block, 18, an adjusting block, 19 and a limiting strip.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a detection device for the insulation performance research of an oil-immersed transformer comprises a detection device main body 1 and the oil-immersed transformer 2, wherein a detection control box 10 is arranged on the detection device main body 1, a test line 8 for the insulation detection of the oil-immersed transformer 2 is connected onto the detection control box 10, a connector lug 4 is arranged at the other end of the test line 8, binding posts 3 are uniformly arranged on the oil-immersed transformer 2, a protective box cover 12 is arranged on the detection device main body 1, the protective box cover 12 can play a dustproof and protective role for the oil-immersed transformer 2 and the detection control box 10, the use of the detection device main body 1 is convenient, universal wheels 13 are uniformly arranged at the lower end of the protective box cover 12, a rotary adjusting seat 14 is movably arranged at one side of the lower end inside the protective box cover 12, a supporting table 16 is respectively arranged on the rotary adjusting seat 14, an insulation protection pad 9 is laid at the upper end of the supporting table 16, and the insulation protection pad 9 plays an insulation protection role for the oil-immersed transformer 2, the detection device main body 1 can be safely used, the oil-immersed transformer 2 is positioned on the insulation protection pad 9, one side of the upper end of the rotary adjusting seat 14 is provided with a groove, the bottom of the groove of the rotary adjusting seat 14 is provided with a limiting strip 19, the adjusting block 18 is clamped in the groove of the rotary adjusting seat 14, and the adjusting block 18 is in bolt connection with the support table 16, the structure can lead the adjusting block 18 to be fixed through the groove of the rotary adjusting seat 14, thereby leading the support table 16 to be moved relative to the rotary adjusting seat 14 under the action of the adjusting block 18, leading the rotary adjusting seat 14 to be rotated, leading the support table 16 to be rotated through the rotary adjusting seat 14, further leading the oil-immersed transformer 2 to be capable of adjusting the position after being placed on the support table 16, being convenient for adjusting the position of the wiring terminal 3 on the oil-immersed transformer 2 relative to the wiring terminal 4, leading the connection processing of the wiring terminal 4 and the wiring terminal 3 to be more convenient, the oil immersed transformer 2 is prevented from being difficult to adjust due to the fact that the oil immersed transformer is heavy after being placed, the lower end of the adjusting block 18 is provided with the roller 15 with a concave wheel structure, the concave wheel position of the roller 15 is clamped with the limiting strip 19, the adjusting block 18 can be moved through the roller 15 by the structure, the roller 15 can be moved to be limited, so that the supporting table 16 can be stably moved and adjusted, the connecting block 11 is arranged on one side, close to the oil immersed transformer 2, of the detection control box 10, the adjusting strip 5 is connected to the side face of the connecting block 11, the adjusting strip 5 is of a long strip structure, the length of the adjusting strip 5 is longer than the distance between the limiting block 6 and the connecting block 11, the adjusting strip 5 is movably connected with the connecting block 11, the adjusting strip 5 can be rotated relative to the connecting block 11 by the structure, so that the adjusting strip 5 can be adjusted to the vertical state from the transverse state, and the front end position of the oil immersed transformer 2 is opened, so that the oil-immersed transformer 2 can be conveniently fixed in the protective box cover 12, the adjusting strip 5 can be lapped on the limiting block 6 when being transversely arranged, the adjusting strip 5 is fixedly provided with the threading pipe 7 through the connecting piece, the threading pipe 7 is arranged in parallel with the adjusting strip 5, and the threading pipe 7 is connected with the testing line 8 in a penetrating way, the structure can lead the testing line 8 fixed through the clamping block 17 on the adjusting strip 5 to be arranged and processed by the threading pipe 7 so as to prevent the testing line 8 from being disordered, one side of the adjusting strip 5 is uniformly provided with the clamping block 17, the quantity of the clamping block 17 is equal to that of the testing line 8, the protective box cover 12 is internally provided with the limiting block 6, the position of the limiting block 6 corresponds to that of the connecting block 11, the clamping block 17 is provided with a T-shaped groove communicated with the outer side, and the T-shaped groove of the clamping block 17 is connected with the testing line 8 in a clamping way, the structure can lead the testing line 8 to be fixed through the clamping block 17, thereby make 8 relative regulation strips of test wire 5 fix the processing, the T type recess of fixture block 17 can play the fixed effect of block to connector lug 4 simultaneously, makes things convenient for taking of connector lug 4 to handle.

The working principle is as follows: when the detection device for the oil-immersed transformer insulation performance research is used, firstly, the protection box cover 12 is moved to a proper position through the universal wheel 13 to be placed, the oil-immersed transformer 2 and the detection control box 10 are respectively fixed in the protection box cover 12, the insulation protection pad 9 plays an insulation protection role on the oil-immersed transformer 2 to ensure that the detection device main body 1 is safely used, then the oil-immersed transformer 2 rotates and adjusts the position of the oil-immersed transformer 2 as required, the oil-immersed transformer 2 rotates to ensure that the oil-immersed transformer 2 rotates under the action of the rotary adjusting seat 14, the adjusting block 18 plays a role in connecting the rotary adjusting seat 14 and the support table 16 to ensure that the oil-immersed transformer 2 can rotate, the oil-immersed transformer 2 is moved to ensure that the oil-immersed transformer 2 performs moving treatment on the rotary adjusting seat 14 under the action of the support table 16, the idler wheel 15 and the limit strip 19 play a limiting role in the movement of the support table 16, afterwards, make regulation strip 5 rotate under the effect of connecting block 11, let the regulation strip 5 other end take on stopper 6, make on the regulation strip 5 be in oil-immersed transformer 2 side through the fixed test wire 8 of fixture block 17, when being connected test wire 8 and oil-immersed transformer 2, pulling connector lug 4, make connector lug 4 fixed to terminal 3 on can, threading pipe 7 carries out arrangement processing to test wire 8, in order to prevent test wire 8 in a jumble, it is more convenient to make detection device main part 1 use, avoid always looking for connector lug 4 and influence the research process, thereby accomplish a series of works.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a detection device is used in oil-immersed transformer insulation performance research, includes detection device main part (1) and oil-immersed transformer (2), be equipped with on detection device main part (1) and detect control box (10), and be connected with on detecting control box (10) and be used for insulating test line (8) that detect of oil-immersed transformer (2), test line (8) other end is equipped with connector lug (4), evenly installs terminal (3), its characterized in that on oil-immersed transformer (2): the detection device main body (1) is provided with a protective box cover (12), universal wheels (13) are uniformly arranged at the lower end of the protective box cover (12), a rotary adjusting seat (14) is movably arranged at one side of the lower end of the inner side of the protective box cover (12), and the rotary adjusting seat (14) is respectively provided with a supporting platform (16), the upper end of the supporting platform (16) is paved with an insulating protective pad (9), the oil-immersed transformer (2) is positioned on the insulating protection pad (9), one side of the detection control box (10) close to the oil-immersed transformer (2) is provided with a connecting block (11), and the side surface of the connecting block (11) is connected with an adjusting strip (5), one side of the adjusting strip (5) is uniformly provided with clamping blocks (17), and the number of the fixture blocks (17) is equal to that of the test lines (8), a limiting block (6) is arranged in the protective box cover (12), and the position of the limiting block (6) corresponds to that of the connecting block (11).

2. The oil-immersed transformer insulation performance research detection device according to claim 1, characterized in that: the adjusting strip (5) is of a long strip structure, the length of the adjusting strip (5) is longer than the distance between the limiting block (6) and the connecting block (11), and the adjusting strip (5) is movably connected with the connecting block (11).

3. The oil-immersed transformer insulation performance research detection device according to claim 1, characterized in that: the adjusting strip (5) is fixedly provided with a threading pipe (7) through a connecting piece, the threading pipe (7) is parallel to the adjusting strip (5), and the threading pipe (7) is connected with a test line (8) in a penetrating manner.

4. The oil-immersed transformer insulation performance research detection device according to claim 1, characterized in that: one side of the upper end of the rotary adjusting seat (14) is provided with a groove, the bottom of the groove of the rotary adjusting seat (14) is provided with a limiting strip (19), an adjusting block (18) is clamped in the groove of the rotary adjusting seat (14), and the adjusting block (18) is connected with the supporting table (16) through a bolt.

5. The oil-immersed transformer insulation performance research detection device according to claim 4, characterized in that: the lower end of the adjusting block (18) is provided with a roller (15) with a concave wheel structure, and the concave wheel part of the roller (15) is clamped with the limiting strip (19).

6. The oil-immersed transformer insulation performance research detection device according to claim 1, characterized in that: the fixture block (17) is provided with a T-shaped groove communicated with the outer side, and the T-shaped groove of the fixture block (17) is connected with the test line (8) in a clamping manner.