CN210294454U

CN210294454U - Cable partial discharge tester convenient to adjust

Info

Publication number: CN210294454U
Application number: CN201921095555.3U
Authority: CN
Inventors: 孙天勇
Original assignee: Wuhan Zhuoyue High Voltage Test Equipment Co Ltd
Current assignee: Wuhan Zhuoyue High Voltage Test Equipment Co Ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-04-10
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses a cable partial discharge tester convenient to adjust, including base, backup pad and instrument body, the backup pad is located the top of base, the instrument body sets up in the top of backup pad, a plurality of moving mechanism of bottom fixedly connected with of base, be equipped with the cavity on the base, be equipped with first threaded rod in the cavity, the one end of first threaded rod is rotated with the inner wall of cavity and is connected, the other end of first threaded rod runs through the inner wall of cavity and upwards extends, first threaded rod is located fixed the cup joint on the lateral wall in the cavity and has had first gear, be equipped with engaged with second gear on the first gear, one side fixedly connected with bull stick of second gear. The utility model discloses stability is higher, can carry out the regulation of free height to the in service behavior of difference to improve device's availability factor.

Description

Cable partial discharge tester convenient to adjust

Technical Field

The utility model relates to a cable partial discharge tester correlated products field convenient to adjust specifically is a cable partial discharge tester convenient to adjust.

Background

Partial discharges are often difficult to avoid for high voltage electrical products, since the insulation material and the insulation structure often contain small bubbles or oil films which are easier to break down than solid insulation during the manufacturing process, and internal discharges are generated under the action of an electric field. The electric field distribution in the insulating material and the insulating structure is not uniform, partial discharge (such as a needle point electrode, burrs on the surface of the electrode, or metal dust foreign matter) can also be generated, and a partial discharge tester is usually adopted for testing the partial discharge of the cable.

However, the external structure of the existing cable partial discharge tester is too simple, and the height of a user cannot be freely adjusted according to the height of the user or the use condition of the actual environment during actual use, so that the operation efficiency is low, and certain defectiveness is realized.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cable partial discharge tester convenient to adjust to it is too simple to provide current exterior structure in solving above-mentioned background art, can not carry out free altitude mixture control according to user's height or actual environment's in service behavior when user's in-service use, thereby leads to the low problem of operating efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a cable partial discharge tester convenient to adjust comprises a base, a supporting plate and an instrument body, wherein the supporting plate is positioned above the base, the instrument body is arranged at the top of the supporting plate, the bottom of the base is fixedly connected with a plurality of moving mechanisms, a cavity is arranged on the base, a first threaded rod is arranged in the cavity, one end of the first threaded rod is rotatably connected with the inner wall of the cavity, the other end of the first threaded rod penetrates through the inner wall of the cavity and extends upwards, a first gear is fixedly sleeved on the side wall of the first threaded rod, which is positioned in the cavity, a second gear which is meshed with the first gear is arranged on the first gear, a rotating rod is fixedly connected with one side of the second gear, one end of the rotating rod, which is far away from the second gear, penetrates through the inner wall of the cavity and is fixedly connected with a first rotating block, a connecting block is fixedly connected with, the utility model discloses an instrument body, including the instrument body, the instrument body is equipped with the instrument body, the one end that first threaded rod extends runs through the inner wall of connecting block and extends to rotating the intracavity, be equipped with the screw socket that corresponds with first threaded rod on the connecting block, the equal fixedly connected with telescopic link in both sides of base, the one end that the base was kept away from to the telescopic link has backup pad fixed connection, the equal fixedly connected with supporting shoe in both sides top of backup pad, the screw thread is inserted and is equipped with the second threaded rod on the supporting shoe, the one end rotation that the second threaded rod is close to the instrument body is connected with the.

Preferably, both ends of the fixing plate are fixedly connected with first springs, and one ends, far away from the fixing plate, of the first springs are fixedly connected with the supporting blocks.

Preferably, the telescopic rod is sleeved with a second spring, and two ends of the second spring are respectively abutted to the supporting plate and the base.

Preferably, one side of the fixing plate, which is far away from the second threaded rod, is fixedly connected with a rubber pad.

Preferably, a plurality of the moving mechanisms are all universal wheels.

Preferably, the first threaded rod is located one end of the rotating cavity and fixedly connected with a limiting block.

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

1. when the cable partial discharge tester convenient to adjust is used, a user can firstly move the device through a moving mechanism at the bottom of a base to enlarge the operation range, a first rotating block can be rotated to drive a rotating rod to rotate, the rotating rod drives a second gear to be meshed with a first gear to rotate, and a first threaded rod rotates along with the first gear;

2. the connecting block upwards removes under the drive of first threaded rod this moment, highly adjusts the backup pad, plays the outrigger effect to the backup pad after this moment to the telescopic link, places the instrument body in the backup pad after adjusting suitable position, rotates the second and changes the piece and drive the second threaded rod and rotate, thereby the second threaded rod will promote the fixed plate and fix the instrument body to instrument body department removal. The utility model discloses stability is higher, can carry out the regulation of free height to the in service behavior of difference to improve device's availability factor.

Drawings

Fig. 1 is a schematic structural diagram of a cable partial discharge tester convenient to adjust according to the present invention;

fig. 2 is the utility model discloses a cable partial discharge tester's A department enlargements convenient to adjust.

In the figure: 1-a base, 2-a supporting plate, 3-an instrument body, 4-a moving mechanism, 5-a first threaded rod, 6-a first gear, 7-a second gear, 8-a rotating rod, 9-a first rotating block, 10-a connecting block, 11-a telescopic rod, 12-a supporting block, 13-a second threaded rod, 14-a fixing plate, 15-a second rotating block, 16-a first spring, 17-a second spring and 18-a limiting block.

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.

Referring to fig. 1-2, the present invention provides an embodiment: a cable partial discharge tester convenient to adjust comprises a base 1, a support plate 2 and an instrument body 3, wherein the support plate 2 is positioned above the base 1, the instrument body 3 is arranged at the top of the support plate 2, the bottom of the base 1 is fixedly connected with a plurality of moving mechanisms 4 for moving devices, a cavity is arranged on the base 1, a first threaded rod 5 is arranged in the cavity and used for driving a connecting block 10 to move, one end of the first threaded rod 5 is rotatably connected with the inner wall of the cavity, the other end of the first threaded rod 5 penetrates through the inner wall of the cavity and extends upwards, a first gear 6 is fixedly sleeved on the side wall of the first threaded rod 5 positioned in the cavity, a second gear 7 which is meshed with the first gear 6 is arranged on the first gear 6, a rotating rod 8 is fixedly connected with one side of the second gear 7, one end of the rotating rod 8, far away from the second gear 7, penetrates through, used for driving the second gear 7 to be meshed with the first gear 6 to rotate, the first threaded rod 5 rotates along with the first gear 6 at the moment, the bottom of the supporting plate 2 is fixedly connected with a connecting block 10 used for being connected with the first threaded rod 5, a rotating cavity is arranged in the connecting block 10, one end of the first threaded rod 5 extending penetrates through the inner wall of the connecting block and extends towards the rotating cavity, a screw port corresponding to the first threaded rod 5 is arranged on the connecting block 10, telescopic rods 11 are fixedly connected with two sides of the base 1 and used for supporting the supporting plate 2 when moving, the supporting plate 2 is fixedly connected with one end of each telescopic rod 11 far away from the base 1, supporting blocks 12 are fixedly connected with the tops of two sides of the supporting plate 2 and used for supporting the second threaded rod 13, second threaded rods 13 are inserted in the supporting blocks 12 through threads and used for driving the fixing plates 14 to move, and one ends, the second rotating block 15 is fixedly connected to one end, far away from the fixing plate 14, of the second threaded rod 13 and used for fixing the instrument body 3 and rotating the second threaded rod.

The utility model discloses in, the equal first spring 16 of fixedly connected with in both ends of fixed plate 14, the one end and the supporting shoe 12 fixed connection of fixed plate 14 are kept away from to first spring 16, buffer power when increasing fixed instrument body 3, the cover is equipped with second spring 17 on the telescopic link 11, the both ends of second spring 17 offset with backup pad 2 and base 1 respectively, buffer power when increasing the telescopic link 11 motion, one side fixedly connected with rubber pad of second threaded rod 13 is kept away from to fixed plate 14, reduce the frictional force when fixed, a plurality of moving mechanism 4 are the universal wheel, convenient the removal, first threaded rod 5 is located one of rotation intracavity and serves fixedly connected with stopper 18, it is spacing to first threaded rod 5.

The working principle is as follows: the user is at first the removal of the 4 realization devices of moving mechanism of accessible base 1 bottom when using, enlarge the operation scope, rotatable first runner 9 drives the bull stick 8 and rotates, bull stick 8 drives the first gear 6 rotation of second gear 7 meshing, first screw thread 5 pole is followed first gear 6 and is rotated this moment, connecting block 10 makes progress and moves under the drive of first threaded rod 5 this moment, highly adjusting backup pad 2, telescopic link 11 plays the outrigger effect to the backup pad this moment after, place instrument body 3 in backup pad 10 after adjusting suitable position, it rotates to rotate second runner 15 and drive second threaded rod 13, thereby second threaded rod 13 will promote fixed plate 14 to instrument body 3 department removal and fix instrument body 3.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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

1. The utility model provides a cable partial discharge tester convenient to adjust, includes base (1), backup pad (2) and instrument body (3), its characterized in that: the instrument comprises a supporting plate (2), an instrument body (3), a plurality of moving mechanisms (4), a cavity, a first threaded rod (5), a first gear (6), a second gear (7), a rotating rod (8), a first rotating block (9), a rotating rod (8), a second gear (7), a rotating rod (8), a first rotating block (9), a second gear (7) and a second rotating block (9), wherein the supporting plate (2) is arranged above the base (1), the bottom of the base (1) is fixedly connected with the moving mechanisms (4), the cavity is arranged on the base (1), the first threaded rod (5) is arranged in the cavity, one end of the first threaded rod (5) is rotatably connected with the inner wall of the cavity, the other end of the first threaded rod (5) penetrates through the inner wall of the cavity and extends upwards, the first gear (6) is fixedly sleeved on the side wall of the first threaded rod (5) in the cavity, the second gear (7, the bottom of the supporting plate (2) is fixedly connected with a connecting block (10), a rotating cavity is arranged in the connecting block (10), one end of the first threaded rod (5) extending penetrates through the inner wall of the connecting block and extends towards the rotating cavity, a screw opening corresponding to the first threaded rod (5) is arranged on the connecting block (10), telescopic rods (11) are fixedly connected to both sides of the base (1), one end of the telescopic rod (11) far away from the base (1) is fixedly connected with a supporting plate (2), supporting blocks (12) are fixedly connected to the tops of the two sides of the supporting plate (2), a second threaded rod (13) is inserted into the supporting block (12) through threads, a fixing plate (14) is rotatably connected to one end, close to the instrument body (3), of the second threaded rod (13), one end of the second threaded rod (13) far away from the fixing plate (14) is fixedly connected with a second rotating block (15).

2. The cable partial discharge tester convenient for adjustment according to claim 1, characterized in that: both ends of the fixed plate (14) are fixedly connected with first springs (16), and one ends, far away from the fixed plate (14), of the first springs (16) are fixedly connected with the supporting blocks (12).

3. The cable partial discharge tester convenient for adjustment according to claim 1, characterized in that: the telescopic rod (11) is sleeved with a second spring (17), and two ends of the second spring (17) are respectively abutted against the supporting plate (2) and the base (1).

4. The cable partial discharge tester convenient for adjustment according to claim 1, characterized in that: and a rubber pad is fixedly connected to one side, far away from the second threaded rod (13), of the fixing plate (14).

5. The cable partial discharge tester convenient for adjustment according to claim 1, characterized in that: the moving mechanisms (4) are all universal wheels.

6. The cable partial discharge tester convenient for adjustment according to claim 1, characterized in that: the first threaded rod (5) is located at one end of the rotating cavity and is fixedly connected with a limiting block (18).