CN117129804A - Epoxy resin electrical property testing device - Google Patents
Epoxy resin electrical property testing device Download PDFInfo
- Publication number
- CN117129804A CN117129804A CN202310526835.XA CN202310526835A CN117129804A CN 117129804 A CN117129804 A CN 117129804A CN 202310526835 A CN202310526835 A CN 202310526835A CN 117129804 A CN117129804 A CN 117129804A
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- fixedly connected
- test
- side wall
- epoxy resin
- shaped
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- 238000012360 testing method Methods 0.000 title claims abstract description 183
- 239000003822 epoxy resin Substances 0.000 title claims abstract description 49
- 229920000647 polyepoxide Polymers 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 239000004593 Epoxy Substances 0.000 claims abstract description 21
- 238000010521 absorption reaction Methods 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 5
- 238000003491 array Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002912 waste gas Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000015556 catabolic process Effects 0.000 description 12
- 239000000779 smoke Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000746 purification 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
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses an epoxy resin electrical resistance testing device, and relates to the technical field of electrical resistance testing. The epoxy resin electrical property testing device comprises a testing box and a box door, wherein the top of the testing box is connected with a movable plate through a lifting mechanism, and the side wall of the movable plate is fixedly connected with a testing frame. This kind of epoxy electrical property testing arrangement can make every level voltage test the different epoxy test pieces of same thickness alone for the result of test is more accurate, simultaneously, is convenient for test the epoxy test piece of different thickness, guarantees efficiency and the accuracy of test, when the test, avoids the loss of waste gas, and is more environmental protection healthy, and, can be after the test is accomplished, make the electrode in time keep away from the epoxy test piece, play the guard effect to the electrode, simultaneously, clear up the head of electrode, guarantee the accuracy of test result, guarantee the accuracy of its result of use and follow-up testing result.
Description
Technical Field
The invention relates to the technical field of electrical resistance performance test, in particular to an epoxy resin electrical resistance performance test device.
Background
The insulation material or structure loses insulation characteristic instantly under the action of an electric field to cause short circuit between electrodes, which is called electric breakdown, voltage applied when the insulation material or structure breaks down is called breakdown voltage, field intensity of breakdown point is called breakdown field intensity, insulation material breakdown is that the insulation performance inside the material is seriously lost under the action of electric stress, perforation or carbonization channel occurs, loop current is caused, and the electric breakdown characteristic of the material visually reflects the electric insulation capability of the material.
However, when the existing electrical property resistance testing device detects the electrical property resistance of the epoxy resin, two electrodes are required to be placed on two sides of an epoxy resin testing block, the electrode distance is 1mm, the electrodes are stepped up, each stage stays for 1 minute until breakdown, the voltage at the moment is used as breakdown voltage, however, when the method is used for testing, the length of an electrical branch in the epoxy resin testing block can gradually grow until breakdown is achieved due to the fact that the electrical branch in the epoxy resin testing block is always acted on the same epoxy resin testing block in the step-up process, the breakdown voltage measured in the method is smaller than the actual breakdown voltage, accuracy of the testing result is affected, meanwhile, the epoxy resin testing block with different thickness is inconvenient to test, smoke can be generated when the epoxy resin testing block is broken down, the method is environment-friendly and healthy, the accuracy of the testing result is affected easily, the electrode cannot be timely far away after the testing is completed, and the using effect and the accuracy of the subsequent testing result are easily affected.
Disclosure of Invention
The invention aims to provide an epoxy resin electrical resistance testing device for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an epoxy electrical property testing arrangement, includes test box and chamber door, the top of test box is connected with the movable plate through elevating system, and the lateral wall fixedly connected with test jig of movable plate, the hole of placing that a plurality of arrays set up has been seted up to the lateral wall of test jig, and places downthehole epoxy test block of having inserted, the removal of movable plate is driven through actuating mechanism, and the bottom of test box is provided with the accredited testing organization who is used for carrying out the electrical property test to epoxy test block, the top of test box is provided with the absorbing mechanism who is used for carrying out the absorption treatment to smog when testing.
Preferably, the lifting mechanism comprises a first loop bar fixedly connected to the top of the test box, a first sleeve is sleeved on the side wall of the first loop bar, the top of the test box is rotationally connected with a first threaded rod, a first threaded pipe is connected with the side wall of the first threaded rod in a threaded manner, a first guide rail is fixedly connected to the top of the movable plate, the first sleeve and the first threaded pipe slide on the side wall of the first guide rail, a first motor is fixedly connected to the top of the test box, and the output end of the first motor is fixed to the upper end of the first threaded rod.
Preferably, the driving mechanism comprises a first rack fixedly connected to the top of the movable plate, a U-shaped plate is fixedly connected to the side wall of the first sleeve and the side wall of the first threaded pipe, a first gear is rotatably connected to the side wall of the U-shaped plate through a rotating shaft, the first gear is meshed with the first rack, a second motor is fixedly connected to the side wall of the U-shaped plate, and the output end of the second motor is fixed to one end of the rotating shaft.
Preferably, the testing mechanism comprises two symmetrically arranged T-shaped plates, each T-shaped plate is connected with the bottom of the testing box through a moving mechanism, the side wall of each T-shaped plate is connected with two symmetrically arranged moving blocks through a reset mechanism, each moving block is fixedly connected with a moving rod through the side wall of each moving block, one end of each moving rod penetrates through the side wall of each T-shaped plate and is fixedly connected with an electrode, the other end of each moving rod is fixedly connected with a wire, the side wall of each wire is provided with a current sensor, and the side wall of each T-shaped plate is provided with a cleaning mechanism for cleaning the corresponding electrode.
Preferably, the absorption mechanism comprises a fixed block fixedly connected to two symmetrical parts of the upper side wall of the T-shaped plate, two symmetrical absorption pipes are inserted into the side wall of the fixed block, the other end of each absorption pipe is fixedly connected with a connecting pipe, the upper end of each connecting pipe is fixedly connected with a purifying box, the top of each testing box is fixedly connected with a fan, the air outlet end of each fan is fixedly inserted into the top of each testing box, the top of each purifying box is fixedly connected with a fixed pipe, and the other end of each fixed pipe is fixed with the air inlet end of each fan.
Preferably, the moving mechanism comprises two symmetrically arranged supporting plates fixedly connected to the bottom of the test box, the side walls of the supporting plates are fixedly connected with second sleeves, second sleeve rods are inserted in the second sleeves, the other ends of the second sleeve rods are fixed with the side walls of the T-shaped plates, second thread sleeves are fixedly connected to the side walls of the supporting plates, second threaded rods are connected with inner threads of the second thread sleeves, the other ends of the second threaded rods are connected with the side walls of the T-shaped plates in a rotating mode, and the rotation of the second threaded rods is pushed through the pushing mechanism.
Preferably, the pushing mechanism comprises a second gear fixedly sleeved on the side wall of the second threaded rod, the side wall of the first threaded pipe is fixedly connected with two symmetrically arranged connecting frames, the lower end of each connecting frame is fixedly connected with a fixing sleeve, a first sliding plate is inserted into each fixing sleeve, the side wall of each first sliding plate is fixedly connected with a first connecting plate, the first connecting plates are in sliding connection with the side wall of the T-shaped plate through a guiding mechanism, and the side wall of each first connecting plate is fixedly connected with a plurality of second racks arranged in an array.
Preferably, the guide mechanism comprises a second guide rail fixedly connected to the side wall of the T-shaped plate, the side wall of the first connecting plate is fixedly connected with a second connecting plate, and the second connecting plate slides on the second guide rail.
Preferably, the reset mechanism comprises a first T-shaped guide rod inserted into the side wall of the moving block, one end of the first T-shaped guide rod is fixed with the side wall of the T-shaped plate, a first spring is sleeved on the side wall of the first T-shaped guide rod, an iron block is fixedly connected with the side wall of the moving block, an L-shaped plate is fixedly connected with the side wall of the T-shaped plate, and an electromagnet is fixedly connected with the side wall of the L-shaped plate.
Preferably, the cleaning mechanism comprises a second T-shaped guide rod fixedly connected to two symmetrical side walls of the T-shaped plate, the side walls of the second T-shaped guide rod are sleeved with second sliding plates arranged in an L shape, the side walls of the second T-shaped guide rod are sleeved with second springs, and the side walls of the second sliding plates are fixedly connected with cleaning blocks.
Compared with the prior art, the invention has the beneficial effects that:
this kind of epoxy electrical property testing arrangement through setting up accredited testing organization, elevating system and absorption mechanism etc. can make every level voltage test to the different epoxy test pieces of same thickness alone for the result of test is more accurate, simultaneously, is convenient for test the epoxy test piece of different thickness, guarantees efficiency and the accuracy of test, when the test, avoids the loss of waste gas, and is more environmental protection healthy, and, can be after the test is accomplished, make the electrode in time keep away from the epoxy test piece, play the guard effect to the electrode, simultaneously, clear up the head of electrode, guarantee the accuracy of test result, guarantee the accuracy of its result of use and follow-up testing result.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram showing the internal structure of the test box according to the present invention;
FIG. 3 is a schematic diagram of a testing mechanism according to the present invention;
FIG. 4 is a schematic view of another view of the testing mechanism according to the present invention;
FIG. 5 is an enlarged schematic view of FIG. 2A;
FIG. 6 is an enlarged schematic view of the structure shown at B in FIG. 2;
FIG. 7 is an enlarged schematic view of FIG. 3C;
fig. 8 is an enlarged schematic view of the structure at D in fig. 4.
In the figure: 1. a test box; 2. a lifting mechanism; 201. a first loop bar; 202. a first sleeve; 203. a first threaded rod; 204. a first threaded pipe; 205. a first motor; 206. a first guide rail; 3. a driving mechanism; 301. a first rack; 302. a U-shaped plate; 303. a first gear; 304. a second motor; 4. a testing mechanism; 401. a T-shaped plate; 402. a moving block; 403. a moving rod; 404. an electrode; 405. a wire; 406. a current sensor; 5. a moving mechanism; 501. a support plate; 502. a second sleeve; 503. a second loop bar; 504. a second threaded sleeve; 505. a second threaded rod; 6. a pushing mechanism; 601. a connecting frame; 602. a fixed sleeve; 603. a first sliding plate; 604. a first connection plate; 605. a second rack; 606. a second gear; 7. a reset mechanism; 701. a first T-shaped guide bar; 702. a first spring; 703. iron blocks; 704. an L-shaped plate; 705. an electromagnet; 8. a cleaning mechanism; 801. a second T-shaped guide bar; 802. a second sliding plate; 803. a cleaning block; 804. a second spring; 9. an absorption mechanism; 901. a fixed block; 902. an absorption tube; 903. a connecting pipe; 904. a purifying box; 905. a fixed tube; 906. a blower; 10. a guide mechanism; 1001. a second guide rail; 1002. a second connecting plate; 11. a door; 12. a moving plate; 13. a test rack; 14. placing the hole; 15. epoxy test block.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. 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.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides an epoxy withstand electrical property testing arrangement, including test box 1 and chamber door 11, the top of test box 1 is connected with movable plate 12 through elevating system 2, and the lateral wall fixedly connected with test frame 13 of movable plate 12, a plurality of array settings's hole 14 of placing has been seted up to the lateral wall of test frame 13, and place hole 14 interpolation and be equipped with epoxy test block 15, the removal of movable plate 12 is driven through actuating mechanism 3, and the bottom of test box 1 is provided with the accredited testing organization 4 that is used for carrying out withstand electrical property test to epoxy test block 15, the top of test box 1 is provided with the absorbing mechanism 9 that is used for carrying out the absorption processing to smog when testing, can make each level voltage test different epoxy test blocks 15 of same thickness alone, make the result of test more accurate, simultaneously, be convenient for test epoxy test block 15 to different thickness, guarantee the efficiency and the accuracy of test, in time, avoid the loss of waste gas, and, can be after the test is accomplished, make electrode 404 keep away from epoxy test block 15, the electrode 404 in time protects the test, the electrode 404, the accuracy is guaranteed, the test result is guaranteed, the electrode 404 is accurate, and the subsequent test result is guaranteed, 404 has the accuracy.
The lifting mechanism 2 comprises a first sleeve rod 201 fixedly connected to the top of the test box 1, a first sleeve pipe 202 is sleeved on the side wall of the first sleeve rod 201, the top of the test box 1 is rotatably connected with a first threaded rod 203, the side wall of the first threaded rod 203 is in threaded connection with a first threaded pipe 204, the top of the moving plate 12 is fixedly connected with a first guide rail 206, the first sleeve pipe 202 and the first threaded pipe 204 slide on the side wall of the first guide rail 206, the top of the test box 1 is fixedly connected with a first motor 205, the output end of the first motor 205 is fixed with the upper end of the first threaded rod 203, the first motor 205 is started, the first threaded rod 203 is driven to rotate by rotation of the first motor 205, and then the first threaded pipe 204 and the moving plate 12 are driven to move downwards, and the test frame 13 and the epoxy resin test block 15 are driven to move downwards.
The driving mechanism 3 comprises a first rack 301 fixedly connected to the top of the moving plate 12, the side walls of the first sleeve 202 and the first threaded pipe 204 are fixedly connected with a U-shaped plate 302, the side walls of the U-shaped plate 302 are rotatably connected with a first gear 303 through a rotating shaft, the first gear 303 is meshed with the first rack 301, the side walls of the U-shaped plate 302 are fixedly connected with a second motor 304, the output end of the second motor 304 is fixed to one end of the rotating shaft, the second motor 304 is started, the rotation of the second motor 304 drives the rotation of the first gear 303, and then the first rack 301 and the moving plate 12 are driven to move, so that the epoxy resin test blocks 15 of the same group of tests are replaced in sequence.
The testing mechanism 4 comprises two symmetrically arranged T-shaped plates 401, each T-shaped plate 401 is connected with the bottom of the testing box 1 through a moving mechanism 5, the side wall of each T-shaped plate 401 is connected with two symmetrically arranged moving blocks 402 through a reset mechanism 7, the side wall of each moving block 402 is fixedly connected with a moving rod 403, one end of each moving rod 403 penetrates through the side wall of each T-shaped plate 401 and is fixedly connected with an electrode 404, each electrode 404 is a copper ball electrode, the other end of each moving rod 403 is fixedly connected with a wire 405, the side wall of each wire 405 is provided with a current sensor 406, the side wall of each T-shaped plate 401 is provided with a cleaning mechanism 8 for cleaning the corresponding electrode 404, the epoxy resin testing blocks 15 with multiple groups of thickness specifications are inserted into the placing holes 14, the thickness of each epoxy resin testing block 15 is sequentially increased from bottom to top, the epoxy resin testing blocks 15 with the thinnest thickness at the bottom are firstly detected, and when testing is conducted, the electrodes 404 are electrified and step-up operation is conducted to form multiple testing voltages.
The absorption mechanism 9 comprises two symmetrically arranged fixed blocks 901 fixedly connected to the upper side wall of the T-shaped plate 401, two symmetrically arranged absorption pipes 902 are inserted into the side wall of the fixed blocks 901, the other ends of the absorption pipes 902 are fixedly connected with connecting pipes 903, the upper ends of the connecting pipes 903 are fixedly connected with a purifying box 904, the top of the testing box 1 is fixedly connected with a fan 906, the air outlet end of the fan 906 is fixedly inserted into the top of the testing box 1, the top of the purifying box 904 is fixedly connected with a fixed pipe 905, the other ends of the fixed pipes 905 are fixed with the air inlet end of the fan 906, when a current sensor 406 detects current, the epoxy resin testing block 15 is broken down, smoke is generated at the moment, meanwhile, the fan 906 is started to perform air suction operation, the smoke is absorbed through the absorption pipes 902, and enters the purifying box 904 through the connecting pipes 903 to be purified, the purified air can be recycled into the testing box 1, so that the dissipation of the waste gas is avoided, the environment is more protected, the smoke is prevented from adhering to the electrode 404, and the accuracy of a subsequent testing result is ensured.
The moving mechanism 5 comprises two symmetrically arranged supporting plates 501 fixedly connected to the bottom of the test box 1, the side walls of the supporting plates 501 are fixedly connected with second sleeves 502, second sleeve rods 503 are inserted into the second sleeves 502, the other ends of the second sleeve rods 503 are fixed to the side walls of the T-shaped plates 401, second thread sleeves 504 are fixedly connected to the side walls of the supporting plates 501, second threaded rods 505 are connected to the inner threads of the second thread sleeves 504, the other ends of the second threaded rods 505 are rotationally connected to the side walls of the T-shaped plates 401, the rotation of the second threaded rods 505 is pushed through the pushing mechanism 6, the second threaded rods 505 are pushed to rotate through the pushing mechanism 6, the rotation of the second threaded rods 505 drives the two T-shaped plates 401 to move away from each other and drive electrodes 404 to synchronously move, so that the distance between the electrodes 404 and the epoxy resin test blocks 15 is ensured to be fixed, the epoxy resin test blocks 15 with different thicknesses are convenient to test, and the efficiency and accuracy of the test are ensured.
The pushing mechanism 6 comprises a second gear 606 fixedly sleeved on the side wall of the second threaded rod 505, the side wall of the first threaded pipe 204 is fixedly connected with two symmetrically arranged connecting frames 601, the lower end of each connecting frame 601 is fixedly connected with a fixed sleeve 602, a first sliding plate 603 is inserted into each fixed sleeve 602, the side wall of each first sliding plate 603 is fixedly connected with a first connecting plate 604, each first connecting plate 604 is slidably connected with the side wall of each T-shaped plate 401 through a guide mechanism 10, the side wall of each first connecting plate 604 is fixedly connected with a plurality of second racks 605 arranged in an array, and when the first threaded pipe 204 moves downwards, the first connecting plates 604 and the second racks 605 are driven to move downwards synchronously through the connecting frames 601 and the first sliding plates 603, so that the second gears 606 and the second threaded rods 505 rotate.
The guiding mechanism 10 comprises a second guide rail 1001 fixedly connected to the side wall of the T-shaped plate 401, the side wall of the first connecting plate 604 is fixedly connected with a second connecting plate 1002, and the second connecting plate 1002 slides on the second guide rail 1001 to play a guiding role on the movement of the first connecting plate 604.
The reset mechanism 7 comprises a first T-shaped guide rod 701 inserted into the side wall of the moving block 402, one end of the first T-shaped guide rod 701 is fixed with the side wall of the T-shaped plate 401, a first spring 702 is sleeved on the side wall of the first T-shaped guide rod 701, an iron block 703 is fixedly connected to the side wall of the moving block 402, an L-shaped plate 704 is fixedly connected to the side wall of the T-shaped plate 401, an electromagnet 705 is fixedly connected to the side wall of the L-shaped plate 704, when a current sensor 406 detects current, the epoxy resin test block 15 is broken down, at this time, the electromagnet 705 is electrified, the electromagnet 705 attracts the iron block 703 after being electrified, so that the moving block 402, the moving rod 403 and the electrode 404 move towards a direction close to the electromagnet 705, and meanwhile, the first spring 702 is compressed, so that the electrode 404 is rapidly far away from the epoxy resin test block 15, the electrode 404 is prevented from being in a test state, meanwhile, a protection effect can be achieved on the electrode 404, the use effect and the accuracy of a subsequent detection result can be ensured, and the electrode 404 can be reset under the action of the first spring 702 after the electromagnet 705 is powered off.
The cleaning mechanism 8 comprises a second T-shaped guide rod 801 fixedly connected to the two symmetrical side walls of the T-shaped plate 401, a second sliding plate 802 arranged in an L shape is sleeved on the side wall of the second T-shaped guide rod 801, a second spring 804 is sleeved on the side wall of the second T-shaped guide rod 801, a cleaning block 803 is fixedly connected to the side wall of the second sliding plate 802, when the electrode 404 moves in the direction away from the epoxy resin test block 15, the second sliding plate 802 is pushed to move, meanwhile, the second spring 804 is compressed, and when the electrode 404 passes over the side wall of the second sliding plate 802, the second sliding plate 802 can move and reset under the action of the second spring 804, so that the cleaning block 803 cleans the head of the electrode 404, and the accuracy of a test result is ensured.
Working principle: when in use, a plurality of groups of epoxy resin test blocks 15 with thickness specifications are inserted into the placement holes 14, the thickness of the epoxy resin test blocks 15 with the thinnest thickness at the bottom is gradually increased from bottom to top, firstly, the epoxy resin test blocks 15 with the thinnest thickness at the bottom are detected, when in test, the electrodes 404 are electrified and step-by-step boosting operation is carried out to form a plurality of test voltages, meanwhile, the second motor 304 is started, the rotation of the second motor 304 drives the first gear 303 to drive the first rack 301 and the movable plate 12 to move, so that the epoxy resin test blocks 15 tested in the same group are sequentially replaced, each epoxy resin test block 15 in the same group can be independently tested by one voltage, when the epoxy resin test block 15 corresponding to the epoxy resin test blocks 15 in the same group is lifted to a certain voltage, a loop current is caused, and at the moment, the voltage is the breakdown voltage of the epoxy resin test blocks 15 with the thickness is prevented from being tested by the gradually increased voltage, so that the test result is more accurate;
when epoxy resin test blocks 15 with different thicknesses are required to be tested, a first motor 205 is started, the rotation of the first motor 205 drives a first threaded rod 203 to rotate, and then drives a first threaded pipe 204 and a moving plate 12 to move downwards, and drives a test frame 13 and the epoxy resin test blocks 15 to move downwards, so that the epoxy resin test blocks 15 with thicker thicknesses are replaced, meanwhile, when the first threaded pipe 204 moves downwards, a first connecting plate 604 and a second rack 605 are driven to move downwards synchronously through a connecting frame 601 and a first sliding plate 603, so that a second gear 606 and a second threaded rod 505 rotate, and when the second threaded rod 505 rotates, two T-shaped plates 401 are far away from each other and drive an electrode 404 to move synchronously, so that the distance between the electrode 404 and the epoxy resin test blocks 15 is ensured to be fixed, the epoxy resin test blocks 15 with different thicknesses are convenient to test, and the efficiency and accuracy of the test are ensured;
when the current sensor 406 detects the current, it indicates that the epoxy resin test block 15 is broken down, and at the same time, smoke is generated, and at the same time, the fan 906 is started to perform air extraction operation, the smoke is absorbed through the absorption pipe 902 and enters the purification box 904 through the connecting pipe 903 to be purified, and the purified gas can be recycled into the test box 1, so that the dissipation of waste gas is avoided, the environment is protected and healthy, meanwhile, the smoke is prevented from adhering to the electrode 404, and the accuracy of the subsequent test result is ensured;
meanwhile, the electromagnet 705 is electrified, the electromagnet 705 attracts the iron block 703 after being electrified, so that the moving block 402, the moving rod 403 and the electrode 404 move towards the direction close to the electromagnet 705, meanwhile, the first spring 702 is compressed, so that the electrode 404 is rapidly far away from the epoxy resin test block 15, the test result is prevented from being in a test state continuously after the test result is obtained, meanwhile, the electrode 404 can be protected, the using effect and the accuracy of the subsequent detection result are guaranteed, and when the electrode 404 moves towards the direction far away from the epoxy resin test block 15, the second sliding plate 802 is pushed to move, meanwhile, the second spring 804 is compressed, and when the electrode 404 passes over the side wall of the second sliding plate 802, the second sliding plate 802 can move and reset under the action of the second spring 804, so that the cleaning block 803 cleans the head of the electrode 404, and the accuracy of the test result is guaranteed.
Claims (10)
1. The utility model provides an epoxy electrical property testing arrangement, includes test box (1) and chamber door (11), its characterized in that: the top of test box (1) is connected with movable plate (12) through elevating system (2), and the lateral wall fixedly connected with test jig (13) of movable plate (12), place hole (14) that a plurality of arrays set up are seted up to the lateral wall of test jig (13), and place hole (14) interpolation and be equipped with epoxy test block (15), the removal of movable plate (12) is driven through actuating mechanism (3), and the bottom of test box (1) is provided with test mechanism (4) that are used for carrying out resistant electric property test to epoxy test block (15), the top of test box (1) is provided with absorption mechanism (9) that are used for carrying out absorption treatment to smog when testing.
2. The epoxy resin electrical resistance testing device according to claim 1, wherein: elevating system (2) are including fixed connection at first loop bar (201) at test box (1) top, and the lateral wall cover of first loop bar (201) is equipped with first sleeve pipe (202), the top rotation of test box (1) is connected with first threaded rod (203), and the lateral wall threaded connection of first threaded rod (203) has first screwed pipe (204), the top fixedly connected with first guide rail (206) of movable plate (12), and first sleeve pipe (202) and first screwed pipe (204) slide at the lateral wall of first guide rail (206), the top fixedly connected with first motor (205) of test box (1), and the output of first motor (205) is fixed with the upper end of first threaded rod (203).
3. The epoxy resin electrical resistance testing device according to claim 1, wherein: the driving mechanism (3) comprises a first rack (301) fixedly connected to the top of the movable plate (12), a U-shaped plate (302) is fixedly connected to the side wall of the first sleeve (202) and the side wall of the first threaded pipe (204), a first gear (303) is rotatably connected to the side wall of the U-shaped plate (302) through a rotating shaft, the first gear (303) is meshed with the first rack (301), a second motor (304) is fixedly connected to the side wall of the U-shaped plate (302), and the output end of the second motor (304) is fixed to one end of the rotating shaft.
4. The epoxy resin electrical resistance testing device according to claim 1, wherein: the testing mechanism (4) comprises two symmetrically arranged T-shaped plates (401), each T-shaped plate (401) is connected with the bottom of the testing box (1) through a moving mechanism (5), two symmetrically arranged moving blocks (402) are connected to the side walls of the T-shaped plates (401) through a reset mechanism (7), moving rods (403) are fixedly connected to the side walls of the moving blocks (402), one ends of the moving rods (403) penetrate through the side walls of the T-shaped plates (401) and are fixedly connected with electrodes (404), the other ends of the moving rods (403) are fixedly connected with wires (405), current sensors (406) are arranged on the side walls of the wires (405), and cleaning mechanisms (8) for cleaning the electrodes (404) are arranged on the side walls of the T-shaped plates (401).
5. The epoxy resin electrical resistance testing device according to claim 1, wherein: absorption mechanism (9) are including fixed connection fixed block (901) that two symmetries of lateral wall set up on T shaped plate (401), and the lateral wall of fixed block (901) is inserted and is equipped with absorption pipe (902) that two symmetries set up, the other end fixedly connected with connecting pipe (903) of absorption pipe (902), and the upper end fixedly connected with purifying box (904) of connecting pipe (903), the top fixedly connected with fan (906) of test box (1), and the fixed top of inserting at test box (1) of the end of giving vent to anger of fan (906), the top fixedly connected with fixed pipe (905) of purifying box (904), and the other end of fixed pipe (905) is fixed with the inlet end of fan (906).
6. The epoxy resin electrical resistance testing device according to claim 4, wherein: the moving mechanism (5) comprises two symmetrically arranged supporting plates (501) fixedly connected to the bottom of the test box (1), the side walls of the supporting plates (501) are fixedly connected with second sleeves (502), second sleeve rods (503) are inserted in the second sleeves (502), the other ends of the second sleeve rods (503) are fixed to the side walls of the T-shaped plates (401), second thread sleeves (504) are fixedly connected to the side walls of the supporting plates (501), second threaded rods (505) are connected to the inner threads of the second thread sleeves (504), the other ends of the second threaded rods (505) are connected with the side walls of the T-shaped plates (401) in a rotating mode, and the rotation of the second threaded rods (505) is pushed through the pushing mechanism (6).
7. The epoxy resin electrical resistance testing device according to claim 6, wherein: the pushing mechanism (6) comprises a second gear (606) fixedly sleeved on the side wall of the second threaded rod (505), two symmetrically arranged connecting frames (601) are fixedly connected to the side wall of the first threaded pipe (204), the lower ends of the connecting frames (601) are fixedly connected with fixing sleeves (602), first sliding plates (603) are inserted into the fixing sleeves (602), first connecting plates (604) are fixedly connected to the side wall of the first sliding plates (603), the first connecting plates (604) are in sliding connection with the side wall of the T-shaped plate (401) through guide mechanisms (10), and a plurality of second racks (605) are fixedly connected to the side wall of the first connecting plates (604).
8. The epoxy resin electrical resistance testing device according to claim 7, wherein: the guide mechanism (10) comprises a second guide rail (1001) fixedly connected to the side wall of the T-shaped plate (401), a second connecting plate (1002) is fixedly connected to the side wall of the first connecting plate (604), and the second connecting plate (1002) slides on the second guide rail (1001).
9. The epoxy resin electrical resistance testing device according to claim 4, wherein: the reset mechanism (7) comprises a first T-shaped guide rod (701) inserted into the side wall of the moving block (402), one end of the first T-shaped guide rod (701) is fixed with the side wall of the T-shaped plate (401), a first spring (702) is sleeved on the side wall of the first T-shaped guide rod (701), an iron block (703) is fixedly connected with the side wall of the moving block (402), an L-shaped plate (704) is fixedly connected with the side wall of the T-shaped plate (401), and an electromagnet (705) is fixedly connected with the side wall of the L-shaped plate (704).
10. The epoxy resin electrical resistance testing device according to claim 4, wherein: the cleaning mechanism (8) comprises a second T-shaped guide rod (801) fixedly connected to the two symmetrical side walls of the T-shaped plate (401), a second sliding plate (802) arranged in an L shape is sleeved on the side wall of the second T-shaped guide rod (801), a second spring (804) is sleeved on the side wall of the second T-shaped guide rod (801), and a cleaning block (803) is fixedly connected to the side wall of the second sliding plate (802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310526835.XA CN117129804A (en) | 2023-05-11 | 2023-05-11 | Epoxy resin electrical property testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310526835.XA CN117129804A (en) | 2023-05-11 | 2023-05-11 | Epoxy resin electrical property testing device |
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| CN117129804A true CN117129804A (en) | 2023-11-28 |
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| CN202310526835.XA Pending CN117129804A (en) | 2023-05-11 | 2023-05-11 | Epoxy resin electrical property testing device |
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