CN112415309B - Busbar connector testing device - Google Patents
Busbar connector testing device Download PDFInfo
- Publication number
- CN112415309B CN112415309B CN202011214707.4A CN202011214707A CN112415309B CN 112415309 B CN112415309 B CN 112415309B CN 202011214707 A CN202011214707 A CN 202011214707A CN 112415309 B CN112415309 B CN 112415309B
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- busbar connector
- air inlet
- air
- tank
- control system
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- 238000012360 testing method Methods 0.000 title claims abstract description 72
- 238000004088 simulation Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 9
- 238000007664 blowing Methods 0.000 claims abstract description 6
- 239000002245 particle Substances 0.000 claims description 17
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 239000010865 sewage Substances 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 13
- 238000009825 accumulation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a busbar connector testing device which comprises a testing tank, an air inlet device and a simulation mounting frame, wherein the testing tank is provided with a plurality of air inlet devices; the test tank comprises a test cavity, an air inlet communicated with the test cavity and an air outlet communicated with the test cavity; the air inlet device is used for blowing air with set air speed into the test tank through the air inlet; the simulation installation frame is arranged in the test cavity and used for fixing the busbar connector, a high-voltage conduction circuit used for conducting the busbar connector is arranged on the simulation installation frame, and a temperature detector used for detecting the temperature of the busbar connector is further arranged on the simulation installation frame. According to the embodiment, the air inlet device supplies air to simulate the air flow of an outdoor environment, and the detection personnel detects the temperature of the busbar connector in the test environment which is closer to the actual use environment, so that the detection result can more accurately reflect the actual working condition of the busbar connector.
Description
Technical Field
The invention relates to the field of external insulation testing of power transmission lines, in particular to a busbar connector testing device.
Background
Busbar connectors are part of a power system and are typically required to carry thousands of amperes of high current in the power transmission. The bus connector widely exists in substations with various voltage levels, and an important factor of whether the bus connector can stably operate is the contact resistance between connector contacts, and a series of problems such as heating at the contacts can be caused due to the fact that the contact resistance of the bus connector is too high. In order to check the heating condition of the busbar connector in a high-current environment, a high-current test needs to be performed on the busbar connector.
The current large-current experiment is usually carried out in an indoor experimental environment, compared with an outdoor environment, the current experimental environment lacks air flow, the air flow can greatly influence the detection result, the current indoor detection device does not have a device for controlling the air flow, so that a larger error exists between the detection result of the busbar connector and the actual use condition, and finally the detection result cannot truly reflect the actual working condition of the busbar connector.
Disclosure of Invention
The invention aims to provide a busbar connector testing device which can simulate air flow in an outdoor operation environment through an air inlet device, so that a detection environment of busbar connection for carrying out a large-current experiment is closer to an actual use environment, and more accurate temperature data can be conveniently acquired by detection personnel.
To achieve the purpose, the invention adopts the following technical scheme:
a busbar connector testing device, comprising:
the test tank comprises a test cavity, an air inlet communicated with the test cavity and an air outlet communicated with the test cavity;
the air inlet device is used for blowing air with set air speed into the test tank through the air inlet;
the simulation installation frame is arranged in the test cavity and used for fixing the busbar connector, a high-voltage conduction circuit used for conducting the busbar connector is arranged on the simulation installation frame, and a temperature detector used for detecting the temperature of the busbar connector is further arranged on the simulation installation frame.
Optionally, the busbar connector testing device further comprises an air inlet pipe, the air inlet device is arranged at one end of the air inlet pipe, the other end of the air inlet pipe is communicated with the testing tank through an air inlet, the outer wall of the air inlet pipe is provided with a dirt inlet tank for containing dirt particles, and the side wall of the dirt inlet tank is provided with a vibration generating device;
the dirt inlet tank is communicated with the air inlet pipe through a vibrating screen, and dirt particles are input into the inner cavity of the air inlet pipe by the dirt inlet tank under the action of the vibration generating device.
Optionally, a plurality of layers of vibrating screens are arranged in the dirt inlet tank from top to bottom at intervals, the screen holes of the vibrating screens are reduced layer by layer from top to bottom, and dirt particles are arranged on the vibrating screen at the uppermost layer.
Optionally, the busbar connector testing device further comprises a wind speed detector, and the wind speed detector is arranged on the simulation mounting frame.
Optionally, the air inlet device is a stepless speed regulating air blower, and the air blower regulates the air speed through a speed regulating device.
Optionally, the busbar connector testing device further comprises a control system;
the control system is electrically connected with the speed regulating device and the wind speed detector, the control system can control the air inlet device to supply air according to an air supply speed curve preset in the control system through the speed regulating device, the wind speed detector detects the wind speed of the air blown through the busbar connector to be detected and transmits wind speed information to the control system, and the control system records the wind speed information.
Optionally, the temperature detector is electrically connected with the control system, and the temperature detector is used for transmitting the detected temperature information to the control system, and the control system stores the temperature information.
Optionally, the test tank is a transparent tank body.
Optionally, the analog mount is a hanging mount.
Optionally, a voltage regulating device for regulating the input voltage is arranged on the high-voltage electric conduction line.
Compared with the prior art, the invention has the following beneficial effects:
according to the busbar connector testing device provided by the embodiment of the invention, the high-voltage power-on circuit is used for supplying power to the busbar connector, the air inlet device is used for blowing air with set air speed into the testing cavity through the air inlet, the air outlet is used for discharging air to the outside, and the temperature detector is used for measuring the temperature of the busbar connector positioned on the simulation mounting frame; according to the embodiment, the air inlet device supplies air to simulate the air flow of an outdoor environment, and a detector detects the temperature of the busbar connector in a test environment closer to an actual use environment, so that the temperature data of the busbar connector closer to the actual condition is obtained, and the detection result can reflect the actual working condition of the busbar connector more accurately.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are not intended to limit the scope of the invention, since any modification, variation in proportions, or adjustment of the size, etc. of the structures, proportions, etc. should be considered as falling within the spirit and scope of the invention, without affecting the effect or achievement of the objective.
Fig. 1 is a schematic structural diagram of a busbar connector testing device according to an embodiment of the present invention.
Illustration of: 1. a test tank; 11. a test chamber; 12. an air inlet; 13. an air outlet; 2. an air inlet device; 3. simulating a mounting frame; 31. a temperature detector; 32. a wind speed detector; 4. an air inlet pipe; 5. a sewage inlet tank; 6. vibration generating device.
Detailed Description
In order to make the objects, features and advantages of the present invention more comprehensible, the technical solutions in the embodiments of the present invention are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. It is noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
Referring to fig. 1, an embodiment of the invention provides a busbar connector testing device, which comprises a testing tank 1, an air inlet device 2 and a simulation mounting frame 3.
The test tank 1 comprises a test cavity 11, an air inlet 12 communicated with the test cavity 11 and an air outlet 13 communicated with the test cavity 11.
And the air inlet device 2 blows air with set air speed into the test tank 1 through the air inlet 12.
The simulation mounting bracket 3 that is arranged in the test cavity 11 and used for fixing the busbar connector 100 is provided with a high-voltage electric conduction circuit for conducting the busbar connector 100 on the simulation mounting bracket 3, and the simulation mounting bracket 3 is also provided with a temperature detector 31 for detecting the temperature of the busbar connector 100.
Before testing, the busbar connector 100 is fixed on the simulation mounting frame and connected with a high-voltage conduction line in parallel, the air inlet device 2 blows air with set air speed into the test cavity 11 through the air inlet 12, at the moment, the air outlet discharges air to the outside, the high-voltage conduction line transmits power, and the temperature detector 31 continuously measures the temperature of the busbar connector on the simulation mounting frame. According to the embodiment, the air inlet device 2 supplies air to simulate the air flow of an outdoor environment, so that the test environment is more close to the actual use environment, the temperature data of the busbar connector which is more close to the actual condition can be obtained by detecting the test environment, and the detection result can more accurately reflect the actual working condition of the busbar connector.
In addition, the busbar connector testing device further comprises an air inlet pipe 4, the air inlet device 2 is arranged at one end of the air inlet pipe 4, the other end of the air inlet pipe 4 is communicated with the testing tank 1 through an air inlet 12, a sewage inlet tank 5 for containing dirt particles is arranged on the outer wall of the air inlet pipe 4, and a vibration generating device 6 is arranged on the side wall of the sewage inlet tank 5; the dirt inlet tank 5 is communicated with the inner cavity of the air inlet pipe 4 through a vibrating screen 51, and dirt particles are input into the inner cavity of the air inlet pipe 4 by the dirt inlet tank 5 under the action of a vibration generating device 6. In this embodiment, the dirt particles can be continuously diffused into the test cavity 11 through the dirt inlet tank 5, so as to simulate various severe environments. Specifically, the dirt particles can be set to be different types of dust particles, the size of the dust particles can be set according to the needs, and the size of the sieve holes of the vibrating sieve can be correspondingly adjusted, so that the purposes of researching the dirt accumulation condition of the busbar connector 100 under different working conditions and testing the working stability of the busbar connector 100 under different working environments are achieved.
Further, a plurality of layers of vibrating screens 51 are arranged in the dirt inlet tank 5 from top to bottom at intervals, the sieve holes of the vibrating screens 51 are reduced layer by layer, and dirt particles are arranged on the vibrating screens 51 on the uppermost layer. The vibration generating device 6 vibrates to drive the dirt inlet tank 5 to vibrate, at the moment, the vibrating screen 51 vibrates, and dirt particles fall from the vibrating screen 51 at the uppermost layer by layer until falling into the air inlet pipe 4 and are blown into the test cavity 11. It should be noted that the dirt particles are blocked by the vibrating screen 51, so that the situation that dirt molecules enter the air inlet pipe 4 in a large amount under the vibration of the vibration generating device 6 in the case of only one layer of the vibrating screen 51 is avoided. In addition, the amount of dirt molecules entering the air inlet pipe in unit time can be adjusted by adjusting the vibration frequency and the vibration amplitude of the vibration generating device 6. The sieve holes which are gradually reduced from top to bottom are used for sequentially controlling the shaking-off amount of the dirt particles from top to bottom to the next layer, and the shaking-off amount of the dirt particles is gradually reduced from top to bottom.
The busbar connector testing device further comprises a wind speed detector 32, wherein the wind speed detector 32 is arranged on the simulation mounting frame 3, and the wind speed detector 32 is used for detecting the wind speed blowing through the busbar connector.
Specifically, the air inlet device 2 is a stepless speed regulating blower, and the blower regulates the air speed through a speed regulating device.
The test tank 1 is a transparent tank body, so that a tester can observe the dirt accumulation condition and other detection conditions of the busbar connector 100 conveniently. Specifically, the test tank 1 may be provided as a transparent glass tank body resistant to high temperatures.
The analog mount 3 is a suspension mount. The high-voltage conduction line is provided with a voltage regulating device for regulating input voltage. The inspector can set the magnitude of the input voltage.
In addition, the control system can control the air inlet device 2 to supply air according to an air supply speed curve preset in the control system through the speed regulating device, wherein the air supply speed curve refers to a speed change curve of the air inlet device 2 in a set time period. The wind speed detector 32 detects the wind speed blowing through the busbar connector 100 to be detected and transmits wind speed information to the control system, which records the wind speed information. Specifically, the air supply speed of the air inlet device 2 is adjustable in the detection process. The inspector can set an air supply speed curve conforming to the outdoor environment so as to further improve the coincidence degree of the detection result and the actual result.
The temperature detector 31 is electrically connected with the control system, and the temperature detector 31 is used for transmitting detected temperature information to the control system, and the control system stores the temperature information so as to facilitate subsequent inquiry.
The above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A busbar connector testing device, comprising:
the test tank (1) comprises a test cavity (11), an air inlet (12) communicated with the test cavity (11) and an air outlet (13) communicated with the test cavity (11);
the air inlet device (2) is used for blowing air with set air speed into the test tank (1) through the air inlet (12);
the simulation installation frame (3) is arranged in the test cavity (11) and used for fixing the busbar connector (100), a high-voltage electric conduction circuit used for conducting the busbar connector (100) is arranged on the simulation installation frame (3), and the simulation installation frame (3) is also provided with a temperature detector (31) used for detecting the temperature of the busbar connector (100);
the busbar connector testing device further comprises an air inlet pipe (4), the air inlet device (2) is arranged at one end of the air inlet pipe (4), the other end of the air inlet pipe (4) is communicated with the testing tank (1) through an air inlet (12), a pollution inlet tank (5) for containing pollution particles is arranged on the outer wall of the air inlet pipe (4), and a vibration generating device (6) is arranged on the side wall of the pollution inlet tank (5);
the sewage inlet tank (5) is communicated with the air inlet pipe (4) through a vibrating screen (51), and the sewage inlet tank (5) inputs dirt particles into the inner cavity of the air inlet pipe (4) under the action of a vibration generating device (6).
2. The busbar connector testing device according to claim 1, wherein a plurality of layers of vibrating screens (51) are arranged in the dirt inlet tank (5) from top to bottom at intervals, the screen holes of the vibrating screens (51) are reduced layer by layer from top to bottom, and dirt particles are arranged on the vibrating screen (51) on the uppermost layer.
3. Busbar connector testing device according to claim 1, further comprising a wind speed detector (32), the wind speed detector (32) being arranged on the analogue mounting frame (3).
4. A busbar connector testing device according to claim 3, wherein the air inlet device (2) is an infinitely variable speed blower, and the blower adjusts the air speed by means of a speed adjusting device.
5. The busbar connector testing device of claim 4, further comprising a control system;
the control system is electrically connected with the speed regulating device and the wind speed detector (32), the control system can control the air inlet device (2) to supply air according to an air supply speed curve preset in the control system through the speed regulating device, the wind speed detector (32) detects the wind speed of the air blown through the busbar connector (100) to be detected and transmits wind speed information to the control system, and the control system records the wind speed information.
6. The busbar connector testing device according to claim 5, wherein the temperature detector (31) is electrically connected to the control system, the temperature detector (31) is configured to transmit detected temperature information to the control system, and the control system stores the temperature information.
7. Busbar connector testing device according to claim 1, characterized in that the test tank (1) is a transparent tank.
8. Busbar connector testing device according to claim 1, wherein the analog mount (3) is a suspension mount.
9. The busbar connector testing device according to claim 1, wherein a voltage regulator for regulating the input voltage is provided on the high-voltage conductive line.
Priority Applications (1)
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CN202011214707.4A CN112415309B (en) | 2020-11-04 | 2020-11-04 | Busbar connector testing device |
Applications Claiming Priority (1)
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CN202011214707.4A CN112415309B (en) | 2020-11-04 | 2020-11-04 | Busbar connector testing device |
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CN112415309A CN112415309A (en) | 2021-02-26 |
CN112415309B true CN112415309B (en) | 2023-08-11 |
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CN202011214707.4A Active CN112415309B (en) | 2020-11-04 | 2020-11-04 | Busbar connector testing device |
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CN101504434A (en) * | 2009-03-23 | 2009-08-12 | 黄巍 | Fault early-warning detection method for single high-tension switch cabinet |
JP2009257843A (en) * | 2008-04-14 | 2009-11-05 | Espec Corp | Environment testing machine |
CN102435887A (en) * | 2011-10-12 | 2012-05-02 | 成都兴业雷安电子有限公司 | Test object cabinet for testing anticipated short-circuit current of SPD (surge protection device) |
CN205826767U (en) * | 2016-06-15 | 2016-12-21 | 深圳市韩安特科技有限公司 | Seal self-circulation type panel detection cabinet |
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CN207601217U (en) * | 2017-12-26 | 2018-07-10 | 深圳市安泰珂电子有限公司 | A kind of connector experiment test device |
CN208062767U (en) * | 2018-04-25 | 2018-11-06 | 杭州马上自动化科技有限公司 | A kind of automation equipment of cable distribution box |
CN208421006U (en) * | 2018-08-03 | 2019-01-22 | 合肥明科电气技术有限公司 | A kind of tester of real-time monitoring cable leakage current |
CN211236197U (en) * | 2019-12-11 | 2020-08-11 | 湖南励诚轨道交通科技有限公司 | Electric connector fault detection system |
-
2020
- 2020-11-04 CN CN202011214707.4A patent/CN112415309B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
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DE20022944U1 (en) * | 1999-03-25 | 2002-08-08 | Fluor Corp. Legal Services Group, Aliso Viejo, Ca. | Test and simulation systems |
WO2001063311A2 (en) * | 2000-02-22 | 2001-08-30 | Don Mccord | Method and system for wafer and device-level testing of an integrated circuit |
JP2009257843A (en) * | 2008-04-14 | 2009-11-05 | Espec Corp | Environment testing machine |
CN101504434A (en) * | 2009-03-23 | 2009-08-12 | 黄巍 | Fault early-warning detection method for single high-tension switch cabinet |
CN102435887A (en) * | 2011-10-12 | 2012-05-02 | 成都兴业雷安电子有限公司 | Test object cabinet for testing anticipated short-circuit current of SPD (surge protection device) |
CN205826767U (en) * | 2016-06-15 | 2016-12-21 | 深圳市韩安特科技有限公司 | Seal self-circulation type panel detection cabinet |
CN106969894A (en) * | 2017-02-09 | 2017-07-21 | 中广核核电运营有限公司 | Electrical header contactor fault simulation detecting system |
CN207601217U (en) * | 2017-12-26 | 2018-07-10 | 深圳市安泰珂电子有限公司 | A kind of connector experiment test device |
CN208062767U (en) * | 2018-04-25 | 2018-11-06 | 杭州马上自动化科技有限公司 | A kind of automation equipment of cable distribution box |
CN208421006U (en) * | 2018-08-03 | 2019-01-22 | 合肥明科电气技术有限公司 | A kind of tester of real-time monitoring cable leakage current |
CN211236197U (en) * | 2019-12-11 | 2020-08-11 | 湖南励诚轨道交通科技有限公司 | Electric connector fault detection system |
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