CN219285386U

CN219285386U - Full-automatic high-voltage dielectric loss tester calibrating device

Info

Publication number: CN219285386U
Application number: CN202222934138.1U
Authority: CN
Inventors: 李杨; 于佳; 孙志龙; 刘坤鹏
Original assignee: Songyuan Electric Power Engineering Corp
Current assignee: Songyuan Electric Power Engineering Corp
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-06-30
Anticipated expiration: 2032-11-04

Abstract

The utility model discloses a full-automatic high-voltage dielectric loss tester calibrating device which comprises a high-voltage dielectric loss tester main body, wherein an operation panel is embedded at the top end of the high-voltage dielectric loss tester main body, clamping grooves are formed in two sides of the inner wall of the operation panel, grooves are formed in the tops of two sides of the inner wall of the high-voltage dielectric loss tester main body, return springs are fixedly arranged in the two grooves, clamping blocks are fixedly arranged at one ends of the two return springs, and the clamping blocks are in clamping connection with the clamping grooves. The clamping groove and the clamping block are controlled to be clamped and separated through the cooperation of the reset spring and the cam between the operation panel and the high-voltage dielectric loss tester main body, so that the operation panel is convenient to install and detach, and the controller in the high-voltage dielectric loss tester main body is convenient to overhaul.

Description

Full-automatic high-voltage dielectric loss tester calibrating device

Technical Field

The utility model relates to the technical field of high-voltage dielectric loss testers, in particular to a calibrating device of a full-automatic high-voltage dielectric loss tester.

Background

The high-voltage dielectric loss tester is a high-precision tester for testing dielectric loss tangent values and capacitance of various high-voltage power equipment in sites or laboratories of power plants, substations and the like. The instrument is of an integrated structure, a dielectric loss testing bridge is arranged in the instrument, a variable-frequency voltage regulating power supply, a step-up transformer and an SF6 high-stability standard capacitor are arranged in the instrument, and a testing high-voltage source is generated by an inverter in the instrument and is used for testing a tested product after being boosted by the transformer.

According to chinese patent No. CN201707434U, a full-automatic high-voltage dielectric loss tester calibrating device is disclosed, wherein: the high-voltage signal input end of the dielectric loss gear control circuit is used for being connected with the high-voltage signal output end of the high-voltage dielectric loss tester to be measured, and the measurement result output end of the dielectric loss gear control circuit is used for being connected with the low-voltage sampling input end of the high-voltage dielectric loss tester to be measured.

Above-mentioned full-automatic high-voltage dielectric loss tester detects in-process and does not need manual operation to shift gears completely, thoroughly solved the safety guarantee problem of operating personnel under high pressure environment, and detect fast accuracy, can improve detection efficiency, but present full-automatic high-voltage dielectric loss tester, at the in-process that detects, need connect different grade type's data line and appraise, traditional full-automatic high-voltage dielectric loss tester does not set up data line and accomodates the structure, causes different data lines intertwine, non-professional causes the data line misconnection easily, influences the use of full-automatic high-voltage dielectric loss tester.

Disclosure of Invention

The utility model aims to provide a calibrating device for a full-automatic high-voltage dielectric loss tester, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a full-automatic high-pressure dielectric loss tester calibrating device, includes the high-pressure dielectric loss tester main part, operating panel has been inlayed on high-pressure dielectric loss tester main part top, the draw-in groove has all been seted up to the both sides of operating panel inner wall, the top of high-pressure dielectric loss tester main part inner wall both sides is all set up flutedly, two the inside of recess is all fixed mounting has reset spring, two the equal fixed mounting of one end of reset spring has the fixture block, the fixture block is connected with the draw-in groove block, the both sides on high-pressure dielectric loss tester main part top all rotate and are connected with the knob, two the bottom of knob extends to the inside of recess is all fixed mounting has the extrusion cam, the extrusion cam is connected with one side contact of fixture block, the slot has been seted up to the bottom of high-pressure dielectric loss tester main part one side, the inside of slot is inlayed and is equipped with and is placed the box, place box's inside equidistance fixed mounting has a plurality of baffles, a plurality of baffles separate and be a plurality of place the chamber, a plurality of the bottom that place the chamber is all rotated and is connected with the connecting axle, the top cover of connecting axle is connected with the winding roller, the winding roller is connected with the data line.

Preferably, the bottom of slot has been seted up the spout, the inside sliding connection of spout has the slider, the top of slider and the one side fixed connection who places the box bottom, the both sides fixed mounting of spout inner wall has the dead lever, the slider is connected with the dead lever interlude.

Preferably, the surface of the operation panel is provided with a CVT measuring port, a CVT collecting port, a sample input port, a standard input port, a display panel and a control switch respectively, and the operation panel is electrically connected with the high-voltage dielectric loss tester main body.

Preferably, a sealing cover is hinged to one side of the top end of the high-voltage dielectric loss tester main body, and a sealing strip is stuck between the sealing cover and the high-voltage dielectric loss tester main body.

Preferably, a handle is fixedly arranged at the top of the front surface of the high-voltage dielectric loss tester main body, and uniformly distributed anti-skid patterns are formed on the surface of the handle.

Preferably, universal wheels are fixedly arranged at four corners of the bottom end of the high-voltage dielectric loss tester main body.

The utility model has the technical effects and advantages that:

1. the clamping groove and the clamping block are controlled to be clamped and separated through the cooperation of the reset spring and the cam between the operation panel and the high-voltage dielectric loss tester main body, so that the operation panel is convenient to install and detach, and the controller inside the high-voltage dielectric loss tester main body is convenient to overhaul.

2. Through the side of high-pressure dielectric loss tester main part inlay the box of placing of establishing, place the box and separate for a plurality of chamber of placing through the baffle, rotate through placing the intracavity portion and be connected with the wind-up roll, be convenient for place the storage to the classification of many data lines of connection, the data line of convenient connection is accomodate neatly, convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of a calibrating device for a full-automatic high-voltage dielectric loss tester according to the present utility model.

Fig. 2 is a schematic cross-sectional structure of a calibration device placement box of a full-automatic high-voltage dielectric loss tester according to the present utility model.

Fig. 3 is a schematic diagram of an operation panel connection structure of a calibrating device of a full-automatic high-voltage dielectric loss tester according to the present utility model.

Fig. 4 is an enlarged view of part a in fig. 3 of a full-automatic high-voltage dielectric loss tester verification device according to the present utility model.

In the figure: 1. a high voltage dielectric loss tester body; 2. a universal wheel; 3. a handle; 4. an operation panel; 5. a knob; 6. sealing cover; 7. a slot; 8. placing a box; 9. drawing a groove; 10. a partition plate; 11. a wind-up roll; 12. a connecting shaft; 13. a chute; 14. a fixed rod; 15. a slide block; 16. a clamping groove; 17. a groove; 18. a clamping block; 19. a return spring; 20. the cam is pressed.

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.

The utility model provides a full-automatic high-pressure dielectric loss tester verification device as shown in figures 1-4, which comprises a high-pressure dielectric loss tester main body 1, an operation panel 4 is embedded at the top end of the high-pressure dielectric loss tester main body 1, clamping grooves 16 are formed in the two sides of the inner wall of the operation panel 4, grooves 17 are formed in the tops of the two sides of the inner wall of the high-pressure dielectric loss tester main body 1, return springs 19 are fixedly arranged in the two grooves 17, clamping blocks 18 are fixedly arranged at one ends of the two return springs 19, the clamping blocks 18 are clamped with the clamping grooves 16, two sides of the top end of the high-pressure dielectric loss tester main body 1 are rotatably connected with knobs 5, extrusion cams 20 are fixedly arranged in the grooves 17, the extrusion cams 20 are in contact connection with one side of the clamping blocks 18, slots 7 are formed in the bottom of one side of the high-pressure dielectric loss tester main body 1, a placing box 8 is embedded in the grooves 7, a plurality of partition boards 10 are fixedly arranged in the grooves, a plurality of placing cavities are partitioned by the partition boards, the bottom ends of the placing cavities are rotatably connected with connecting shafts 12, the top ends of the connecting shafts 11 are rotatably connected with the winding shafts 11, the winding shafts are connected with the winding shafts 11, and the winding shafts are connected with the winding shafts 11 through the winding shafts, and the winding shafts are connected with the winding shafts 11, and the winding shafts are conveniently connected with the winding shafts, and the winding shafts are connected with the winding shafts 11.

According to the embodiment shown in fig. 1, 2 and 3, the bottom end of the slot 7 is provided with a sliding groove 13, the inside of the sliding groove 13 is slidably connected with a sliding block 15, the top end of the sliding block 15 is fixedly connected with one side of the bottom end of the placement box 8, two sides of the inner wall of the sliding groove 13 are fixedly provided with fixing rods 14, the sliding block 15 is connected with the fixing rods 14 in a penetrating manner, and the sliding block 15 slides on the surface of the fixing rods 14, so that the placement box 8 is convenient to limit.

The surface of the operation panel 4 is respectively provided with a CVT measuring port, a CVT collecting port, a sample input port, a standard input port, a display panel and a control switch, and the operation panel 4 is electrically connected with the high-voltage dielectric loss tester main body 1.

One side at the top end of the high-voltage dielectric loss tester main body 1 is hinged with a sealing cover 6, a sealing strip is stuck between the sealing cover 6 and the high-voltage dielectric loss tester main body 1, and the tightness of the joint is ensured.

The top of the front face of the high-voltage dielectric loss tester main body 1 is fixedly provided with a handle 3, and the surface of the handle 3 is provided with evenly distributed anti-skidding patterns.

Four corners of the bottom end of the high-voltage dielectric loss tester main body 1 are fixedly provided with universal wheels 2, so that the high-voltage dielectric loss tester main body 1 can be conveniently moved.

The working principle of the utility model is as follows: when the high-voltage dielectric loss tester is used, firstly, the placing box 8 slides out of the slot 7 manually through the pull groove 9, then a plurality of data wires are separated from the winding roller 11 manually according to the detection requirement, then the data wires are connected with the detected transformers, the other ends of the data wires are connected with the corresponding input interfaces, then the power switch is turned on for detection, when the controller in the high-voltage dielectric loss tester main body 1 is required to be overhauled, the knob 5 is manually turned, the rotation of the knob 5 drives the extrusion cam 20, the convex surface of the extrusion cam 20 is separated from the clamping block 18, the clamping block 18 is separated from the clamping groove 16 through the tension of the reset spring 19, then the operation panel 4 is disassembled, and the controller in the high-voltage dielectric loss tester main body 1 is overhauled, so that the overhauling is convenient.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Standard parts used by the utility model can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawings.

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

Claims

1. The utility model provides a full-automatic high-pressure dielectric loss tester calibrating device, includes high-pressure dielectric loss tester main part (1), its characterized in that, operating panel (4) has been inlayed on high-pressure dielectric loss tester main part (1) top, draw-in groove (16) have all been seted up to the both sides of operating panel (4) inner wall, recess (17) have all been seted up at the top of high-pressure dielectric loss tester main part (1) inner wall both sides, two the inside of recess (17) is all fixed mounting has reset spring (19), two the one end of reset spring (19) is all fixed mounting has fixture block (18), fixture block (18) are connected with draw-in groove (16) block, the both sides on high-pressure dielectric loss tester main part (1) top are all rotated and are connected with knob (5), and two the inside that the bottom of knob (5) extends to recess (17) is all fixed mounting has extrusion cam (20), extrusion cam (20) are connected with one side contact of fixture block (18), slot (7) have been seted up to the bottom of high-pressure dielectric loss tester main part (1) one side, the inside is inlayed and is equipped with slot (8) a plurality of baffle (10), a plurality of baffle (8) are placed in the front place the baffle (10), the bottom in a plurality of placing the chamber all rotates and is connected with connecting axle (12), the top cover of connecting axle (12) is established and is connected with wind-up roll (11), the surface winding of wind-up roll (11) is connected with the data line.

2. The full-automatic high-voltage dielectric loss tester verification device according to claim 1, wherein a chute (13) is formed in the bottom end of the slot (7), a sliding block (15) is connected inside the chute (13) in a sliding manner, the top end of the sliding block (15) is fixedly connected with one side of the bottom end of the placement box (8), fixing rods (14) are fixedly arranged on two sides of the inner wall of the chute (13), and the sliding block (15) is connected with the fixing rods (14) in a penetrating manner.

3. The calibrating device for the full-automatic high-voltage dielectric loss tester according to claim 1, wherein a CVT measuring port, a CVT collecting port, a sample input port, a standard input port, a display panel and a control switch are respectively arranged on the surface of the operating panel (4), and the operating panel (4) is electrically connected with the high-voltage dielectric loss tester main body (1).

4. The calibrating device of the full-automatic high-voltage dielectric loss tester according to claim 1, wherein a sealing cover (6) is hinged to one side of the top end of the high-voltage dielectric loss tester main body (1), and a sealing strip is pasted between the sealing cover (6) and the high-voltage dielectric loss tester main body (1).

5. The calibrating device for the full-automatic high-voltage dielectric loss tester according to claim 1, wherein a handle (3) is fixedly arranged at the top of the front face of the high-voltage dielectric loss tester main body (1), and uniformly distributed anti-skid patterns are formed on the surface of the handle (3).

6. The calibrating device of the full-automatic high-voltage dielectric loss tester according to claim 1, wherein universal wheels (2) are fixedly arranged at four corners of the bottom end of the high-voltage dielectric loss tester main body (1).