CN221215122U - High-voltage motor partial discharge detection device - Google Patents

Abstract

The utility model relates to the technical field of partial discharge detection of high-voltage motors, in particular to a partial discharge detection device of a high-voltage motor. The technical proposal comprises: the device comprises a box body, a shell and a cover plate, wherein a driving motor is arranged on the bottom end surface of the inner wall of the box body, a screw rod is welded on an output shaft of the driving motor, and a control switch is embedded and fixed at the side end of the outer surface of the box body; an anti-slip pad is attached to the bottom end surface of the inner wall of the shell, and a partial discharge detector is arranged in the shell; the top face of box is through hinge mount has the apron, the surface both ends of shell all weld the spacing, and the spacing slip cup joints in the box, the rear end face welding of shell has the stopper, and the stopper passes through the screw thread to be installed on the lead screw, the top face welding of apron has the handle, and the battery is installed to the inner wall of apron. The utility model can meet the requirement of partial discharge detection of the high-voltage motor, and can be carried during detection to prevent collision inside.

Description

High-voltage motor partial discharge detection device

Technical Field

The utility model relates to the technical field of high-voltage motor partial discharge detection, in particular to a high-voltage motor partial discharge detection device.

Background

The high-voltage motor is one of AC motors and is an electric dragging device powered by a three-phase power supply consisting of a three-phase asynchronous motor, a synchronous generator, an exciter and a reactor.

The main insulation fault of the high-voltage motor can cause generator damage accidents, threaten the safety of a power station and a power grid, and cause huge economic loss and serious social influence. Partial discharge is an important feature reflecting the main insulation health of the generator, and thus, attempts have been made to grasp the main insulation health of the generator through partial discharge monitoring.

The existing high-voltage motor is mostly detected by adopting a partial discharge detector, but when the partial discharge detector is carried by adopting a box body structure, the partial discharge detector is easy to shake and collide in the interior to influence the main body structure.

Disclosure of utility model

The utility model aims to provide a high-voltage motor partial discharge detection device so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a high-voltage motor partial discharge detection device comprises a box body, a shell and a cover plate,

A driving motor is arranged on the bottom end surface of the inner wall of the box body, a screw rod is welded on an output shaft of the driving motor, and a control switch is embedded and fixed at the side end of the outer surface of the box body;

An anti-slip pad is attached to the bottom end surface of the inner wall of the shell, and a partial discharge detector is arranged in the shell;

The top end face of the box body is provided with a cover plate through a hinge.

Preferably, both ends of the outer surface of the shell are welded with limiting frames, and the limiting frames are sleeved in the box body in a sliding manner. The shell is limited and installed by sliding and sleeving the limiting frame in the box body.

Preferably, a limiting block is welded on the rear end face of the shell, and the limiting block is installed on the screw rod through threads. Through stopper screw thread installation on the lead screw, make the shell carry out spacing and installation back through the spacing, personnel accessible battery is connected with control switch and driving motor through the wire to accessible control switch opens driving motor, and driving motor opens and drives the lead screw and rotate, can drive the shell and reciprocate in the box according to the direction of rotation of lead screw.

Preferably, the bottom end of the outer surface of the box body is welded with four supporting blocks, and the four supporting blocks are distributed in a rectangular array relative to the box body. The box body can be installed and supported through the supporting blocks.

Preferably, a handle is welded on the top end surface of the cover plate, and a storage battery is mounted on the inner wall of the cover plate. The storage battery is arranged on the inner wall of the cover plate, so that the cover plate can be connected and closed in a locking and buckling mode between the box bodies, and the storage battery can be used for supplying power to the control switch and the driving motor after the cover plate is closed.

Preferably, the cover plate is internally provided with a screw rod through threads, and the bottom end surface of the screw rod is attached and provided with a silica gel pad. The silica gel pad is installed through the bottom end face laminating of screw rod, makes personnel when using partial discharge detector, and personnel can adopt partial discharge detector to carry out partial discharge detection to the high-voltage motor, and personnel can place partial discharge detector in the shell during the detection and place, and the shell is placed in the antiskid through the slipmat during the placing, rotates the screw rod spiral and moves down and extrude and spacing through the silica gel pad to partial discharge detector after placing.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, the shell is arranged, when a person detects partial discharge of the high-voltage motor, the silica gel pad is attached to the bottom end surface of the screw rod, so that the person can adopt the partial discharge detector to detect partial discharge of the high-voltage motor when using the partial discharge detector, and can place the partial discharge detector in the shell for detection, the shell is placed in an anti-slip way through the anti-slip pad when placed, and after the shell is placed, the screw rod is rotated to move downwards to squeeze and limit the partial discharge detector through the silica gel pad, thereby meeting the carrying of the partial discharge detector, and being capable of limiting and preventing damage caused by shaking collision.

2. According to the utility model, by arranging the box body, when a person performs partial discharge detection on the high-voltage motor, the person is arranged on the screw rod through the limiting block threads, so that after the shell is limited and arranged through the limiting frame, the person can be connected with the control switch and the driving motor through the storage battery, so that the driving motor can be opened through the control switch, the driving motor is opened to drive the screw rod to rotate, and the shell can be driven to move up and down in the box body according to the rotating direction of the screw rod, so that the shell can be taken out when in use, and the requirement of taking and using later for partial discharge detection is met.

Drawings

FIG. 1 is a schematic diagram of the internal structure of a front view of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model;

fig. 3 is a schematic rear view of the internal structure of the present utility model.

In the figure: 1. a support block; 2. an anti-slip pad; 3. a case; 4. a driving motor; 5. a housing; 6. a limiting frame; 7. a partial discharge detector; 8. a cover plate; 9. a screw; 10. a screw rod; 11. a silica gel pad; 12. a grip; 13. a storage battery; 14. a control switch; 15. and a limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-3, the utility model provides a high-voltage motor partial discharge detection device, which comprises a box body 3, a shell 5 and a cover plate 8,

The bottom end surface of the inner wall of the box body 3 is provided with a driving motor 4, the output shaft of the driving motor 4 is welded with a screw rod 10, and the side end of the outer surface of the box body 3 is embedded and fixed with a control switch 14;

The anti-slip pad 2 is attached to the bottom end surface of the inner wall of the shell 5, and a partial discharge detector 7 is arranged in the shell 5;

The top surface of the box body 3 is provided with a cover plate 8 through a hinge.

The top end surface of the cover plate 8 is welded with a handle 12, the inner wall of the cover plate 8 is provided with a storage battery 13, the inner wall of the cover plate 8 is provided with the storage battery 13, the cover plate 8 can be connected and closed in a locking and locking mode, after the cover plate is closed, a control switch 14 and a driving motor 4 can be powered by the storage battery 13, and the locking and locking mode belongs to conventional means or common knowledge, and the details are omitted, and a person skilled in the art can perform random matching according to the needs or convenience of the person.

The screw 9 is installed through the screw thread in the apron 8, and the bottom face laminating of screw 9 installs silica gel pad 11, install silica gel pad 11 through the bottom face laminating of screw 9, make personnel when using partial discharge detector 7, personnel can adopt partial discharge detector 7 to carry out partial discharge detection to the high-voltage motor, personnel can place partial discharge detector 7 in shell 5 during the detection and place, shell 5 carries out the antiskid through slipmat 2 during the placing, rotate screw 9 spiral and move down through silica gel pad 11 and extrude and spacing partial discharge detector 7 after placing.

Based on example 1: personnel are when detecting high-voltage motor partial discharge, install silica gel pad 11 through the bottom face laminating of screw rod 9, make personnel when using partial discharge detector 7, personnel can adopt partial discharge detector 7 to carry out partial discharge detection to high-voltage motor, personnel can place partial discharge detector 7 in shell 5 during the detection, shell 5 carries out the antiskid through slipmat 2 and places when placing, rotate screw rod 9 spiral and move down and extrude and spacing partial discharge detector 7 through silica gel pad 11 after placing, thereby satisfy the carrying of partial discharge detector 7, and can carry out spacing and prevent rocking the collision and cause the damage.

Example two

As shown in fig. 1-3, the high-voltage motor partial discharge detection device according to the present utility model further includes: a box body 3, a shell 5 and a cover plate 8,

The bottom end surface of the inner wall of the box body 3 is provided with a driving motor 4, the output shaft of the driving motor 4 is welded with a screw rod 10, and the side end of the outer surface of the box body 3 is embedded and fixed with a control switch 14;

The anti-slip pad 2 is attached to the bottom end surface of the inner wall of the shell 5, and a partial discharge detector 7 is arranged in the shell 5;

The top surface of the box body 3 is provided with a cover plate 8 through a hinge.

And as is well known to those skilled in the art, the partial discharge detector 7, the storage battery 13, the control switch 14 and the driving motor 4 are commonly provided, the storage battery 13 is connected with the control switch 14 and the driving motor 4 through wires, which are all conventional means or common knowledge, and are not described herein, and any choice can be made by those skilled in the art according to the needs or convenience of the present invention.

Both ends of the outer surface of the shell 5 are welded with limiting frames 6, and the limiting frames 6 are sleeved in the box body 3 in a sliding manner, so that the shell 5 is limited and installed.

The rear end face of the shell 5 is welded with a limiting block 15, the limiting block 15 is installed on the screw rod 10 through threads, after the shell 5 is limited and installed through the limiting frame 6, a person can pass through the storage battery 13 and is connected with the control switch 14 and the driving motor 4 through a lead, so that the driving motor 4 can be opened through the control switch 14, the driving motor 4 is opened to drive the screw rod 10 to rotate, and the shell 5 can be driven to move up and down in the box body 3 according to the rotating direction of the screw rod 10.

The supporting blocks 1 are welded at the bottom end of the outer surface of the box body 3, four supporting blocks 1 are arranged in total, the four supporting blocks 1 are distributed in a rectangular array relative to the box body 3, and the box body 3 can be installed and supported through the supporting blocks 1.

Based on example 2: personnel are when detecting high-voltage motor partial discharge, install on lead screw 10 through stopper 15 screw thread, make shell 5 carry out spacing and installation back through spacing 6, personnel accessible battery 13 is connected with control switch 14 and driving motor 4 through the wire, thereby accessible control switch 14 opens driving motor 4, driving motor 4 opens and drives lead screw 10 and rotate, can drive shell 5 and reciprocate in box 3 according to the direction of rotation of lead screw 10, thereby can take out when using, satisfy and remove after and take and use and carry out partial discharge detection.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a detection device is put in high voltage motor office, includes box (3), shell (5) and apron (8), its characterized in that:

A driving motor (4) is arranged on the bottom end surface of the inner wall of the box body (3), a screw rod (10) is welded on an output shaft of the driving motor (4), and a control switch (14) is embedded and fixed at the side end of the outer surface of the box body (3);

An anti-slip pad (2) is attached to the bottom end surface of the inner wall of the shell (5), and a partial discharge detector (7) is arranged in the shell (5);

the top end surface of the box body (3) is provided with a cover plate (8) through a hinge.

2. The high-voltage motor partial discharge detection device according to claim 1, wherein: both ends of the outer surface of the shell (5) are welded with limiting frames (6), and the limiting frames (6) are sleeved in the box body (3) in a sliding manner.

3. The high-voltage motor partial discharge detection device according to claim 1, wherein: a limiting block (15) is welded on the rear end face of the shell (5), and the limiting block (15) is installed on the screw rod (10) through threads.

4. The high-voltage motor partial discharge detection device according to claim 1, wherein: the outer surface bottom welding of box (3) has supporting shoe (1), and supporting shoe (1) are equipped with four altogether, and four supporting shoe (1) are rectangular array distribution relative box (3).

5. The high-voltage motor partial discharge detection device according to claim 1, wherein: the top end surface of the cover plate (8) is welded with a handle (12), and a storage battery (13) is arranged on the inner wall of the cover plate (8).

6. The high-voltage motor partial discharge detection device according to claim 1, wherein: the cover plate (8) is internally provided with a screw rod (9) through threads, and the bottom end surface of the screw rod (9) is attached and provided with a silica gel pad (11).