CN209878931U - Dielectric strength tester for insulating oil - Google Patents
Dielectric strength tester for insulating oil Download PDFInfo
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- CN209878931U CN209878931U CN201920249359.0U CN201920249359U CN209878931U CN 209878931 U CN209878931 U CN 209878931U CN 201920249359 U CN201920249359 U CN 201920249359U CN 209878931 U CN209878931 U CN 209878931U
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Abstract
The utility model discloses a box, a box cover rotationally connected with the box, a high-pressure bin arranged at the rear side of the box, a high-pressure bin cover rotationally covered on the high-pressure bin body and a high-pressure bin body arranged at the rear side of the box; an operation panel is arranged on the upper surface of the front side of the box body, a liquid crystal display screen is arranged in the middle of the operation panel, a key unit is arranged on the front side of the liquid crystal display screen, and a power switch with a power indicator lamp inside is arranged on the right side of the operation panel; the right side wall of the box body is provided with a power socket and a grounding socket, a safety groove is formed below the power socket, a cylindrical safety tube is arranged in the safety groove, the left side wall and the right side wall of the box body are inwards sunken to form handles, the handles on the two sides are symmetrically arranged, and the bottom of the box body is fixed with universal wheels through screws. The utility model discloses operating panel has greatly been simplified for operating panel operates more conveniently, and has improved the safety in utilization of equipment, sets up attacker and universal wheel, makes equipment more portable.
Description
Technical Field
The utility model relates to an insulating oil detects technical field, especially relates to an insulating oil dielectric strength tester.
Background
The insulating oil is widely applied to high-voltage electrical equipment such as transformers, oil circuit breakers, oil-filled cables, power capacitors, oil sleeves and the like. In operation, the insulating oil is gradually deteriorated due to oxygen, high temperature, high humidity, sunlight, strong electric field and impurities, so that it cannot sufficiently perform an insulating function, and thus, it is necessary to periodically perform a test on the insulating oil to determine whether the performance is deteriorated. The quality of the insulating oil is closely related to the breakdown voltage. Each cable socket of the existing insulating oil dielectric strength tester is arranged on the operation panel, so that the operation panel is complicated, the operation is inconvenient, the safety is low, and the existing insulating oil dielectric strength tester is inconvenient to carry.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the technical problem who exists among the prior art at least, innovated a kind of insulating oily dielectric strength tester very much, effectively solved among the prior art operating panel numerous and diverse, operate inconvenient, the security is low, remove inconvenient problem.
In order to realize the above purpose of the utility model, the utility model provides an insulating oil dielectric strength tester, which comprises a box body and a box cover rotationally connected with the box body, a high-pressure bin is arranged at the rear side of the box body, the high-pressure bin comprises a high-pressure bin body and a high-pressure bin cover which can be rotationally covered on the high-pressure bin body, two high-pressure columns are arranged in the high-pressure bin body, an oil cup is arranged between the two high-pressure columns, two shaft levers are connected on the cup wall of the oil cup, the shaft lever penetrates through the cup wall of the oil cup, one end of the shaft lever is arranged inside the oil cup, the other end of the shaft lever is arranged outside the oil cup and is erected on the corresponding high-pressure column, the oil cup is supported between the two high-pressure columns through the shaft rods, one end of each shaft rod, which is positioned in the oil cup, is detachably connected with an electrode, and the two electrodes are oppositely arranged along the same axis and have a gap; an operation panel is arranged on the upper surface of the front side of the box body, a liquid crystal display screen is arranged in the middle of the operation panel, a key unit is arranged on the front side of the liquid crystal display screen, and a power switch with a power indicator lamp inside is arranged on the right side of the operation panel; be provided with power socket and ground connection socket on the right side wall of box, the power socket below is provided with the safe deposit box, be equipped with the cylindricality protective tube in the safe deposit box, the inside sunken attacker that forms of the left and right sides wall of box, the attacker symmetry of both sides sets up, the bottom of box is fixed with the universal wheel through the screw.
Preferably, a sealing sleeve is sleeved on a part of the shaft rod connected with the cup wall of the oil cup, and the sealing sleeve is made of a high-temperature-resistant insulating material.
Preferably, an insulating sleeve is sleeved on one end, located outside the oil cup, of the shaft rod, an opening is formed in the bottom of the insulating sleeve, and the high-pressure column penetrates through the opening and is erected at the bottom of the shaft rod.
Preferably, an internal thread is arranged at one end of the shaft rod positioned in the oil cup, an external thread matched with the internal thread is arranged at one end of the electrode close to the cup wall, and the shaft rod is in threaded connection with the electrode.
Preferably, the high-pressure bin right side is equipped with high-voltage switch, high-pressure bin cover right side is outstanding to form the protruding portion right side, when high-pressure bin cover lid was closed, the protruding portion just in time will high-voltage switch pushes down.
Preferably, a thermal printer is arranged on the left side of the operation panel.
Preferably, an RS232 serial communication interface and a USB interface are arranged on the right side wall of the box body. .
Preferably, a heat dissipation port is formed in the right side wall of the box body, a protective net is arranged outside the heat dissipation port, and a heat dissipation fan is fixed on the inner wall of the right side wall of the box body at a position corresponding to the heat dissipation port.
Preferably, an accommodating bag is sewn on the inner wall of the box cover, and a clearance gauge is arranged in the accommodating bag.
Preferably, a magnetic vibrator is arranged in the oil cup.
The utility model discloses with all wiring port settings in the side of box, operating panel is last only to remain display screen and corresponding operating button and switch, has greatly simplified operating panel for operating panel operates more conveniently, and has improved the safety in utilization of equipment, sets up attacker and universal wheel, makes equipment more portable.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is the utility model provides an insulating oil dielectric strength tester's schematic structure diagram:
FIG. 2 is a schematic structural view of the right side wall of the box body of the insulating oil dielectric strength tester provided by the present invention;
fig. 3 is the utility model provides a high-pressure chamber structure sketch map of insulating oil dielectric strength tester.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, mechanically or electrically connected, or may be connected between two elements through an intermediate medium, or may be directly connected or indirectly connected, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The utility model provides an insulating oil dielectric strength tester, as shown in figure 1-3, comprising a box body 1 and a box cover 2 which is rotationally connected with the box body 1, a high pressure bin 3 is arranged at the rear side of the box body 1, the high pressure bin 3 comprises a high pressure bin body 31 and a high pressure bin cover 32 which is rotationally covered on the high pressure bin body 31, two high pressure columns 33 are arranged in the high pressure bin body 31, an oil cup 34 is arranged between the two high pressure columns 33, two shaft levers 35 are connected on the cup wall of the oil cup 34, the shaft lever 35 runs through the cup wall of the oil cup 34, one end of the shaft lever 35 is arranged in the oil cup 34, the other end of the shaft lever 35 is arranged outside the oil cup 34 and is erected on the corresponding high pressure column 33, the oil cup 34 is supported between the two high pressure columns 33 through the shaft lever 35, one end of each shaft lever 35 which is positioned in the oil cup 34 can be disassembled and connected with an electrode 36, the two electrodes 36, in the embodiment, the gap between the two electrodes 36 is set to be 2.5mm, specifically, the measurement is performed by a feeler gauge, the adjustment is performed by adjusting the electrodes 36, and the specific value of the gap between the two electrodes 36 can be specifically adjusted according to the specific test requirement; an operation panel 4 is arranged on the upper surface of the front side of the box body 1, a liquid crystal display 41 is arranged in the middle of the operation panel 4, the liquid crystal display 41 displays menus and various prompting and testing results, a key unit 42 is arranged on the front side of the liquid crystal display 41, and a power switch 43 with a power indicator lamp inside is arranged on the right side of the operation panel 4; be provided with power socket 5 and ground connection socket 16 on the right side wall of box 1, power socket 5 below is provided with the safe deposit box, be equipped with cylindricality protective tube 51 in the safe deposit box, the inside sunken attacker 6 that forms of the left and right sides wall of box 1, the attacker 6 symmetry of both sides sets up, it is convenient for carry the tester to set up attacker 6, the fix with screw has universal wheel 7 in the bottom of box 1, when the bare-handed transport of long distance, make the tester subaerial slip through universal wheel 7, time saving and labor saving, convenient and fast.
In the present embodiment, a sealing sleeve 37 is fitted over a portion of the shaft 35 connected to the wall of the oil cup 34, and the sealing sleeve 37 is made of a high-temperature-resistant insulating material. The sealing sleeve 37 is arranged to prevent the insulating oil sample inside the oil cup 34 from seeping out from the joint of the shaft 35 and the oil cup 34.
In the present embodiment, an insulating sleeve 38 is sleeved on an end of the shaft 35 located outside the oil cup 34, an opening 39 is opened at the bottom of the insulating sleeve 38, and the high-voltage column 33 is mounted at the bottom of the shaft 35 through the opening 39. The shaft rod 35 and the oil cup 34 can be taken out more conveniently and safely by arranging the insulating sleeve.
In the present embodiment, an internal thread is provided at one end of the shaft 35 located inside the oil cup 34, an external thread adapted to the internal thread is provided at one end of the electrode 36 close to the cup wall, and the shaft 35 is screwed to the electrode 36. The gap between the two electrodes 36 can be easily adjusted by screwing.
In this embodiment, the high-voltage switch 8 is disposed on the right side of the high-voltage chamber 3, the right side of the high-voltage chamber cover 32 protrudes rightward to form a protrusion 321, and when the high-voltage chamber cover 32 is closed, the protrusion 321 just presses down the high-voltage switch 8. The high-voltage switch 8 is arranged below the high-voltage bin cover 32, when the high-voltage bin cover 32 is opened, the high-voltage switch 8 is automatically popped out and switched off, and when the high-voltage bin cover 32 is closed, the high-voltage switch 8 is pressed down and switched on. The operation is convenient and safe.
In the present embodiment, a thermal printer 44 is provided on the left side of the operation panel 4. The test results are printed in real time by the thermal printer 44.
In the present embodiment, the right side wall of the housing 1 is provided with an RS232 serial communication interface 9 and a USB interface 10. The USB interface 10 is used for connecting a USB flash disk and copying test data.
In the present embodiment, a heat dissipation port 11 is provided on the right side wall of the box 1, a protective screen 12 is provided outside the heat dissipation port 11, and a heat dissipation fan is fixed on the inner wall of the right side wall of the box 1 at a position corresponding to the heat dissipation port 11. The heat dissipation fan is used for dissipating heat of the electric components in the box body 1, so that stable operation of equipment is guaranteed, and the service life of the electric components is prolonged.
In the present embodiment, a storage bag 13 is sewn on the inner wall of the case cover 2, and a clearance gauge 14 is provided in the storage bag 13. Before the test, the feeler 14 is taken out from the object placing bag 13, the electrode gap is adjusted, the use is convenient, and the situation that the feeler cannot be found during the test or no fixed place is arranged after the feeler is used up can be avoided.
In the present embodiment, the magnetic vibrator 15 is provided in the oil cup 34. The insulating oil in the oil cup 34 is automatically stirred by the magnetic vibrator 15.
Specifically, in this embodiment, a microprocessor, a temperature sensor, a humidity sensor and a clock module are disposed inside the box 1 of the insulating oil dielectric strength tester, the temperature sensor, the humidity sensor and the clock module are respectively connected to the microprocessor, and when the tester is powered on, the environmental temperature, the humidity and the time of the test can be displayed in real time in the area below the liquid crystal display 41. The box body 1 is also internally provided with a storage unit for storing test results in real time.
Specifically, in the present embodiment, when the case cover 2 is closed to the case body 1, the outer dimensions of the tester are 465mm × 385mm × 425 mm.
Specifically, in the present embodiment, the key unit 42 specifically includes a flip-up key, a flip-down key, a selection key, a confirmation key, and a return key, in which:
after the selection key is pressed, the set value can be progressively increased by pressing the upturning key, after the selection key is pressed, the set value can be progressively decreased by pressing the upturning key, the selection key can select various functions, the confirmation key is a function execution key, and the return key is an exit operation interface.
The utility model discloses with all wiring port settings in the side of box, operating panel is last only to remain display screen and corresponding operating button and switch, has greatly simplified operating panel for operating panel operates more conveniently, and has improved the safety in utilization of equipment, sets up attacker and universal wheel, makes equipment more portable.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An insulating oil dielectric strength tester is characterized by comprising a box body and a box cover rotationally connected with the box body, a high-pressure bin is arranged at the rear side of the box body, the high-pressure bin comprises a high-pressure bin body and a high-pressure bin cover which can be rotationally covered on the high-pressure bin body, two high-pressure columns are arranged in the high-pressure bin body, an oil cup is arranged between the two high-pressure columns, two shaft levers are connected on the cup wall of the oil cup, the shaft lever penetrates through the cup wall of the oil cup, one end of the shaft lever is arranged inside the oil cup, the other end of the shaft lever is arranged outside the oil cup and is erected on the corresponding high-pressure column, the oil cup is supported between the two high-pressure columns through the shaft rods, one end of each shaft rod, which is positioned in the oil cup, is detachably connected with an electrode, and the two electrodes are oppositely arranged along the same axis and have a gap; an operation panel is arranged on the upper surface of the front side of the box body, a liquid crystal display screen is arranged in the middle of the operation panel, a key unit is arranged on the front side of the liquid crystal display screen, and a power switch with a power indicator lamp inside is arranged on the right side of the operation panel; be provided with power socket and ground connection socket on the right side wall of box, the power socket below is provided with the safe deposit box, be equipped with the cylindricality protective tube in the safe deposit box, the inside sunken attacker that forms of the left and right sides wall of box, the attacker symmetry of both sides sets up, the bottom of box is fixed with the universal wheel through the screw.
2. The insulating oil dielectric strength tester as claimed in claim 1, wherein a sealing sleeve is sleeved on a part of the shaft rod connected with the cup wall of the oil cup, and the sealing sleeve is made of a high-temperature-resistant insulating material.
3. The insulating oil dielectric strength tester as claimed in claim 2, wherein an insulating sleeve is sleeved on an end of the shaft rod located outside the oil cup, an opening is opened at the bottom of the insulating sleeve, and the high-voltage column is erected at the bottom of the shaft rod through the opening.
4. The insulating oil dielectric strength tester as claimed in claim 1, wherein the shaft has an internal thread at one end thereof located inside the oil cup, and an external thread adapted to the internal thread at one end of the electrode close to the cup wall, and the shaft is threadedly connected to the electrode.
5. The insulating oil dielectric strength tester according to claim 1, wherein a high voltage switch is provided on the right side of the high voltage bin, a protrusion is formed on the right side of the high voltage bin cover and protrudes rightward, and when the high voltage bin cover is covered, the protrusion just presses down the high voltage switch.
6. The insulating oil dielectric strength tester as claimed in claim 1, wherein a thermal printer is provided at the left side of the operation panel.
7. The insulating oil dielectric strength tester of claim 1, wherein an RS232 serial communication interface and a USB interface are provided on the right side wall of the box body.
8. The insulating oil dielectric strength tester as claimed in claim 1, wherein a heat dissipation port is provided on the right side wall of the box body, a protective screen is provided outside the heat dissipation port, and a heat dissipation fan is fixed on the inner wall of the right side wall of the box body at a position corresponding to the heat dissipation port.
9. The dielectric strength tester for insulating oil according to claim 1, wherein a storage bag is sewn on the inner wall of the box cover, and a feeler gauge is arranged in the storage bag.
10. The insulating oil dielectric strength tester of claim 1, wherein a magnetic vibrator is disposed in the oil cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920249359.0U CN209878931U (en) | 2019-02-27 | 2019-02-27 | Dielectric strength tester for insulating oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920249359.0U CN209878931U (en) | 2019-02-27 | 2019-02-27 | Dielectric strength tester for insulating oil |
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| Publication Number | Publication Date |
|---|---|
| CN209878931U true CN209878931U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920249359.0U Active CN209878931U (en) | 2019-02-27 | 2019-02-27 | Dielectric strength tester for insulating oil |
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| Country | Link |
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| CN (1) | CN209878931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112730538A (en) * | 2020-12-22 | 2021-04-30 | 国网内蒙古东部电力有限公司呼伦贝尔供电公司 | Insulating oil dielectric property testing device and method with adjustable temperature and humidity |
-
2019
- 2019-02-27 CN CN201920249359.0U patent/CN209878931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112730538A (en) * | 2020-12-22 | 2021-04-30 | 国网内蒙古东部电力有限公司呼伦贝尔供电公司 | Insulating oil dielectric property testing device and method with adjustable temperature and humidity |
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