CN213934054U

CN213934054U - Switch cabinet partial discharge tester

Info

Publication number: CN213934054U
Application number: CN202022890365.XU
Authority: CN
Inventors: 杨唐纯
Original assignee: Wuhan Creation Electrical Automation Co ltd
Current assignee: Wuhan Creation Electrical Automation Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-08-10
Anticipated expiration: 2030-12-03

Abstract

The utility model discloses a switch cabinet partial discharge tester, which comprises a base, wherein a frame body is arranged above the base; the utility model discloses a setting of casing and check lock, the user removes the casing, the removal of casing drives first body of rod and the removal of the second body of rod, the removal of the first body of rod and the removal of the second body of rod drives first slider and the second slider slides at the inner chamber of first slide rail and second slide rail, thereby the purpose of being convenient for remove tester body position has been reached, remove the tester body to the cubical switchboard position of discharging after, twist and move the check lock, the rotation of check lock makes its back run through logical groove and extend to the positive laminating of the outside second body of rod of the first body of rod, thereby the purpose of fixing tester body position to the casing locking has been reached, through the setting of this device, can fix the tester body after having reached discovery cubical switchboard potential setting so that the cubical switchboard position of discharging detects for a longer time.

Description

Switch cabinet partial discharge tester

Technical Field

The utility model relates to an electrical equipment detects technical field, specifically is a cubical switchboard partial discharge tester.

Background

In recent decades, with the continuous scale expansion and voltage grade rise of domestic power grids, the safety problem of power systems is increasingly emphasized by people, and the maintenance of normal work of power equipment and the production and transmission of high-quality electric energy are also gradually necessary requirements for the continuous vigorous development of national economy. The electrical equipment is a basic element of the power system, and the failure of the electrical equipment is often a cause of a large-scale safety accident of the power system. A large body of data indicates that the main cause of failure of electrical equipment is deterioration of its insulating properties. The reasons for the deterioration of the insulation performance of the electrical equipment are many, including the long duration of operation of the equipment, the high level of applied voltage, and the strong electromagnetic shock. However, in the case of the electrical equipment itself, weak points within the insulation system, such as structural defects occurring within some cast, extruded or laminated insulation, are the root cause of insulation failure. Therefore, partial discharge of electrical equipment becomes an extremely important part of online monitoring of power systems, and measurement, identification and positioning of partial discharge become a subject of intensive research in power systems, enterprises and colleges.

Most of existing switch cabinet partial discharge testers are handheld testers, after a switch cabinet discharge position is found, the switch cabinet partial discharge tester cannot be fixed and detected for a long time, and the problem of inconvenience in use exists, so that the switch cabinet partial discharge tester needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cubical switchboard partial discharge tester possesses can fix the advantage that the detector so that the longer time discharges the position and detects to the cubical switchboard after discovery cubical switchboard discharge position to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a switch cabinet partial discharge tester comprises a base, wherein a frame body is arranged above the base, first slide rails are fixedly arranged on two sides of an inner cavity of the frame body, second slide rails are fixedly arranged on the upper side and the lower side of the inner cavity of the frame body, an inner cavity of each first slide rail is connected with a first slide block in a sliding manner, an inner cavity of each second slide rail is connected with a second slide block in a sliding manner, a first rod body is arranged in the inner cavity of the frame body, a through groove is formed in the front surface of the first rod body, two ends of each first rod body penetrate through the corresponding first slide rail and extend to the inner cavity of the corresponding first slide rail to be fixedly mounted with the surface of the corresponding first slide block, a second rod body is arranged in the inner cavity of the frame body and positioned on the back surface of the corresponding first rod body, the upper end and the lower end of each second rod body penetrate through the corresponding second slide rails and extend to the inner cavity of the corresponding, the front threaded connection of casing has the check lock pole, the back of check lock pole runs through logical groove and extends to the outside of the first body of rod and the laminating of the front of the second body of rod, the back of casing is provided with the tester body.

Preferably, the back fixed mounting of casing has the screwed pipe, the inner chamber threaded connection of screwed pipe has the threaded rod, the back of threaded rod runs through the screwed pipe and extends to the outside of screwed pipe and the fixed surface installation of tester body.

Preferably, the top of the threaded pipe is in threaded connection with a limiting rod, and the bottom of the limiting rod penetrates through the threaded pipe and extends to the inner cavity of the threaded pipe to be attached to the surface of the threaded rod.

Preferably, the surface of the shell is provided with a channel matched with the first rod body and the second rod body, and the inner wall of the channel is respectively connected with the surfaces of the first rod body and the second rod body in a sliding manner.

Preferably, the front side and the rear side of the inner cavities of the first sliding rail and the second sliding rail are fixedly provided with sliding rods, the front side and the rear side of the first sliding block and the second sliding block are provided with sliding grooves matched with the sliding rods, and the inner walls of the sliding grooves are connected with the surfaces of the sliding rods in a sliding manner.

Preferably, the four corners of the bottom of the frame body are fixedly provided with support columns, and the bottoms of the support columns are fixedly arranged with the top of the base.

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

1. the utility model discloses a setting of casing and check lock, the user removes the casing, the removal of casing drives first body of rod and the removal of second body of rod, the removal of first body of rod and the removal of second body of rod drives first slider and the second slider slides at the inner chamber of first slide rail and second slide rail, thereby reached the purpose that is convenient for remove tester body position, after removing the tester body to the cubical switchboard position that discharges, twist the check lock, the rotation of check lock makes its back run through the logical groove and extend to the positive laminating of the outside second body of rod of first body of rod, reached and locked the casing thereby the purpose of fixed tester body position, through the setting of this device, reached and found behind the cubical switchboard position that can fix the tester body so that the cubical switchboard position that discharges detects for a long time;

2. the utility model can rotate the tester body when a user needs to adjust the distance between the tester body and the switch cabinet by arranging the channel, the rotation of the tester body drives the threaded rod to rotate, the rotation of the threaded rod enables the back surface of the threaded rod to be gradually drawn out from the inner cavity of the threaded pipe, thereby achieving the purpose of adjusting the distance between the tester body and the switch cabinet, through the setting of gag lever post, accomplish the back with the distance adjustment between tester body and the cubical switchboard, the user twists the gag lever post, and the rotation of gag lever post makes its bottom run through the screwed pipe and extends to the inner chamber of screwed pipe and the surface laminating of threaded rod, thereby carries out the position of spacing fixed tester body to the screwed rod.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the structural frame body of the present invention;

fig. 3 is a schematic structural view of the inside of the casing of the present invention;

fig. 4 is a schematic structural view of the sliding rod and the sliding chute of the present invention.

In the figure: 1. a base; 2. a frame body; 3. a first slide rail; 4. a second slide rail; 5. a first slider; 6. a second slider; 7. a first rod body; 8. a second rod body; 9. a housing; 10. a locking lever; 11. a tester body; 12. a threaded pipe; 13. a threaded rod; 14. a limiting rod; 15. a channel; 16. a slide bar; 17. a chute; 18. a support pillar; 19. a through groove.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a local discharge tester of a switch cabinet comprises a base 1, wherein a frame body 2 is arranged above the base 1, support columns 18 are fixedly arranged at four corners of the bottom of the frame body 2, the bottom of each support column 18 is fixedly arranged with the top of the base 1, first slide rails 3 are fixedly arranged at two sides of an inner cavity of the frame body 2, second slide rails 4 are fixedly arranged at the upper side and the lower side of the inner cavity of the frame body 2, the inner cavity of each first slide rail 3 is connected with a first slide block 5 in a sliding manner, the inner cavity of each second slide rail 4 is connected with a second slide block 6 in a sliding manner, slide bars 16 are fixedly arranged at the front side and the rear side of the inner cavity of each first slide rail 3 and the front side and the rear side of the inner cavity of each second slide rail 4, slide grooves 17 matched with the slide bars 16 are formed at the front side and the rear side of each first slide block 5 and each second slide block 6, and the inner walls of the slide grooves 17 are connected with the surfaces of the slide bars 16 in a sliding manner;

through the arrangement of the base 1, universal wheels are fixedly arranged at four corners of the bottom of the base 1, so that the device can be conveniently moved, the frame body 2 and the base 1 can be conveniently fixed together through the arrangement of the supporting columns 18, and the first sliding block 5 and the second sliding block 6 can be respectively limited in the inner cavities of the first sliding rail 3 and the second sliding rail 4 through the matching use of the sliding rods 16 and the sliding grooves 17, so that the first sliding block 5 and the second sliding block 6 are prevented from being separated from the inner cavities of the first sliding rail 3 and the second sliding rail 4 respectively;

a first rod body 7 is arranged in an inner cavity of the frame body 2, a through groove 19 is formed in the front face of the first rod body 7, two ends of the first rod body 7 penetrate through the first slide rail 3 and extend to the inner cavity of the first slide rail 3 to be fixedly installed with the surface of the first slide block 5, a second rod body 8 is arranged in the inner cavity of the frame body 2 and located on the back face of the first rod body 7, the upper end and the lower end of the second rod body 8 penetrate through the second slide rail 4 and extend to the inner cavity of the second slide rail 4 to be fixedly installed with the surface of the second slide block 6, a shell 9 is connected to the surfaces of the first rod body 7 and the second rod body 8 in a sliding mode, a channel 15 matched with the first rod body 7 and the second rod body 8 is formed in the surface of the shell 9, the inner wall of the channel 15 is connected with the surfaces of the first rod body 7 and the second rod body 8 in a sliding mode respectively, a locking rod 10 is connected to the front face of the shell 9 in a threaded mode, and the back face of the locking rod 10 penetrates through the through groove 19 and extends to the outside of the first rod body 7 to be attached to the front face of the second rod body 8;

through the arrangement of the shell 9, when a user needs to adjust the position of the tester body 11, the shell 9 can be moved, the movement of the shell 9 drives the first rod 7 and the second rod 8 to move, the movement of the first rod 7 and the second rod 8 drives the first slider 5 and the second slider 6 to slide in the inner cavities of the first slide rail 3 and the second slide rail 4, thereby achieving the purpose of conveniently adjusting the position of the tester body 11, and through the arrangement of the channel 15, the shell 9 can slide on the surfaces of the first rod body 7 and the second rod body 8, through the arrangement of the locking rod 10, a user moves the tester body 11 to a position suitable for detection and then twists the locking rod 10, and the locking rod 10 rotates to enable the back surface of the locking rod to penetrate through the through groove 19 and extend to the outside of the first rod body 7 to be attached to the front surface of the second rod body 8, so that the shell 9 is locked to fix the position of the tester body 11;

the tester body 11 is arranged on the back of the shell 9, a threaded pipe 12 is fixedly mounted on the back of the shell 9, a threaded rod 13 is connected to the inner cavity of the threaded pipe 12 in a threaded manner, the back of the threaded rod 13 penetrates through the threaded pipe 12 and extends to the outside of the threaded pipe 12 to be fixedly mounted with the surface of the tester body 11, a limiting rod 14 is connected to the top of the threaded pipe 12 in a threaded manner, and the bottom of the limiting rod 14 penetrates through the threaded pipe 12 and extends to the inner cavity of the threaded pipe 12 to be attached to the surface of the threaded rod 13;

use through threaded rod 13 and screwed pipe 12's cooperation, when the user need adjust the distance between tester body 11 and the cubical switchboard, rotatable tester body 11, tester body 11's rotation drives threaded rod 13 and rotates, threaded rod 13's rotation makes its back gradually take out from the inner chamber of screwed pipe 12, thereby reached the distance between adjustment tester body 11 and the cubical switchboard, setting through gag lever post 14, accomplish the back with the distance adjustment between tester body 11 and the cubical switchboard, the user twists gag lever post 14, gag lever post 14's rotation makes its bottom run through screwed pipe 12 and extends to the inner chamber of screwed pipe 12 and the laminating of the surface of threaded rod 13, thereby carry out spacing fixed tester body 11's position to threaded rod 13.

The working principle is as follows: when a user uses the device, the device is moved to one side of the switch cabinet to be detected, then the tester body 11 is rotated, the rotation of the tester body 11 drives the threaded rod 13 to rotate, the rotation of the threaded rod 13 enables the back surface of the threaded rod to be gradually pulled out of the inner cavity of the threaded pipe 12, so that the distance between the tester body 11 and the switch cabinet is adjusted, then the user moves the shell 9, the movement of the shell 9 drives the first rod body 7 and the second rod body 8 to move, the movement of the first rod body 7 and the second rod body 8 drives the first sliding block 5 and the second sliding block 6 to slide in the inner cavities of the first sliding rail 3 and the second sliding rail 4, so that the purpose of conveniently moving the position of the tester body 11 is achieved, after the tester body 11 is moved to the discharge position of the switch cabinet, the locking rod 10 is twisted, the rotation of the locking rod 10 enables the back surface of the locking rod to penetrate through the through groove 19 and extend to the outer part of the first rod body 7 to be attached to the front surface of the second rod body 8, thereby reached and to the purpose of casing 9 locking fixed tester body 11 positions, through the setting of this device, reached and to fix tester body 11 behind the discovery cubical switchboard discharge position so that the purpose that the cubical switchboard discharge position detected is carried out to the longer time.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cubical switchboard partial discharge tester, includes base (1), its characterized in that: the top of base (1) is provided with framework (2), the equal fixed mounting in both sides of framework (2) inner chamber has first slide rail (3), the equal fixed mounting in upper and lower both sides of framework (2) inner chamber has second slide rail (4), the inner chamber sliding connection of first slide rail (3) has first slider (5), the inner chamber sliding connection of second slide rail (4) has second slider (6), the inner chamber of framework (2) is provided with first body of rod (7), logical groove (19) have been seted up in the front of first body of rod (7), the both ends of the first body of rod (7) all run through first slide rail (3) and extend to the inner chamber of first slide rail (3) and the fixed surface installation of first slider (5), the inner chamber of framework (2) and the back that is located first body of rod (7) are provided with the second body of rod (8), the upper and lower both ends of the second body of rod (8) all run through second slide rail (4) and extend to the inner chamber of second slide rail (4) With the fixed surface installation of second slider (6), the equal sliding connection in surface of the first body of rod (7) and the second body of rod (8) has casing (9), the front threaded connection of casing (9) has check lock lever (10), the back of check lock lever (10) runs through logical groove (19) and extends to the outside of the first body of rod (7) and the front laminating of the second body of rod (8), the back of casing (9) is provided with tester body (11).

2. The switch cabinet partial discharge tester of claim 1, wherein: the back fixed mounting of casing (9) has screwed pipe (12), the inner chamber threaded connection of screwed pipe (12) has threaded rod (13), the back of threaded rod (13) runs through screwed pipe (12) and extends to the outside of screwed pipe (12) and the fixed surface installation of tester body (11).

3. The switch cabinet partial discharge tester of claim 2, wherein: the top of the threaded pipe (12) is in threaded connection with a limiting rod (14), and the bottom of the limiting rod (14) penetrates through the threaded pipe (12) and extends to the inner cavity of the threaded pipe (12) to be attached to the surface of the threaded rod (13).

4. The switch cabinet partial discharge tester of claim 1, wherein: the surface of casing (9) is seted up with the channel (15) of first body of rod (7) and second body of rod (8) looks adaptation, the inner wall of channel (15) respectively with the surface sliding connection of first body of rod (7) and second body of rod (8).

5. The switch cabinet partial discharge tester of claim 1, wherein: the sliding rail structure is characterized in that sliding rods (16) are fixedly mounted on the front side and the rear side of inner cavities of the first sliding rail (3) and the second sliding rail (4), sliding grooves (17) matched with the sliding rods (16) are formed in the front side and the rear side of the first sliding block (5) and the second sliding block (6), and the inner walls of the sliding grooves (17) are connected with the sliding rods (16) in a sliding mode.

6. The switch cabinet partial discharge tester of claim 1, wherein: the four corners of the bottom of the frame body (2) are fixedly provided with supporting columns (18), and the bottoms of the supporting columns (18) are fixedly arranged with the top of the base (1).