CN218240294U - Device for batch insulating voltage-withstanding test of rectifier bridge - Google Patents
Device for batch insulating voltage-withstanding test of rectifier bridge Download PDFInfo
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- CN218240294U CN218240294U CN202222421227.6U CN202222421227U CN218240294U CN 218240294 U CN218240294 U CN 218240294U CN 202222421227 U CN202222421227 U CN 202222421227U CN 218240294 U CN218240294 U CN 218240294U
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- rectifier bridge
- rectifier
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Abstract
The utility model discloses when carrying out withstand voltage test to a plurality of rectifier bridges simultaneously in batches among the prior art, the problem of leaking the survey probably appears, provided a rectifier bridge and done insulating withstand voltage test's device in batches, semiconductor rectifier bridge test equipment technical field, including insulating bottom plate and the mounting panel of setting in the insulating bottom plate top, be equipped with the tray of placing a plurality of rectifier bridges on the insulating bottom plate, be equipped with a plurality of and insulating tester electric connection's probe on the fixed plate, be equipped with the copper post with the probe extension on the probe of the bottom plate of corresponding rectifier bridge, be equipped with the inspection return circuit that detects every rectifier bridge and all with probe electric contact on the device. The utility model discloses can place a plurality of rectifier bridges simultaneously on the tray, carry out insulation test simultaneously through a plurality of rectifier bridges of insulation tester on to the tray, the rectifier bridge of every insulation test is in large quantity, can save rectifier bridge's test time.
Description
Technical Field
The utility model belongs to the technical field of semiconductor rectifier bridge test equipment, concretely relates to insulating withstand voltage test's device is done in batches to rectifier bridge.
Background
The insulation and voltage-withstand test is required to be performed on each rectifier bridge before leaving a factory, the existing insulation and voltage-withstand test equipment can only test 1-2 rectifier bridges at a time, the test efficiency is low, and therefore an insulation and voltage-withstand test device capable of testing a plurality of rectifier bridges at one time is provided, but the insulation and voltage-withstand test is performed on the plurality of rectifier bridges at one time, a speed measuring probe of each rectifier bridge is ensured to be in contact with the corresponding rectifier bridge, any one rectifier bridge in the same batch cannot be missed to be tested, and the technical problem which needs to be solved is solved.
Disclosure of Invention
The utility model discloses when carrying out withstand voltage test to a plurality of rectifier bridges simultaneously in batches among the prior art, the problem of probably appearing leaking the survey has provided a device that insulating withstand voltage test was done in batches to rectifier bridge.
The invention aims to be realized by the following technical scheme: the utility model provides an insulating withstand voltage test's device is done in batches to rectifier bridge, including insulating bottom plate and the mounting panel of setting in the insulating bottom plate top, be equipped with the tray of placing a plurality of rectifier bridges on the insulating bottom plate, be equipped with the fixed plate that can round trip movement between insulating board and mounting panel, be equipped with a plurality of and insulating tester electric connection's probe on the fixed plate, the distribution of probe corresponds rectifier bridge's extraction electrode and rectifier bridge's bottom plate, be equipped with the copper post with the probe extension on the probe of the bottom plate of corresponding rectifier bridge, be equipped with the inspection return circuit that every rectifier bridge of detection all with probe electric contact on the device.
The dielectric breakdown voltage test is a technical means for checking and evaluating the dielectric breakdown voltage capability of the power device. The test method comprises the following steps: a certain voltage is applied between the charged part and the grounded part (namely, the shell) of the device, and the magnitude of the leakage current is monitored to judge whether the leakage current meets the standard or not. The utility model discloses can place a plurality of rectifier bridges simultaneously on the tray, carry out insulation test simultaneously through insulation tester to the rectifier bridge on the tray, the rectifier bridge of insulation test at every turn is in large quantity, can save the test time of rectifier bridge greatly. Just the utility model discloses be equipped with on the probe of every rectifier bridge of inspection and whether contact the inspection return circuit that targets in place with the rectifier bridge, ensure that every rectifier bridge all is detected, the condition that can not take place to leak the inspection takes place.
Preferably, four corners of the insulating base plate are respectively provided with a guide post perpendicular to the insulating base plate, the guide posts penetrate through the fixing plate, the fixing plate can move back and forth on the guide posts, and the upper end parts of the guide posts are fixedly provided with the mounting plate.
Preferably, the inspection circuit comprises a work indicator light, the work indicator light is powered by an independent storage battery, and the work indicator light and all probes provided with copper columns are electrically connected in sequence to form a series circuit. Work pilot lamp and all probes that are connected with the copper post form a series circuit, and only whole copper posts switch on work pilot lamp and just can shine, and work pilot lamp is lighted and just has been indicated all rectifier bridges and probe contact well.
Preferably, the bottom plate of each rectifier bridge corresponds to two copper columns, the probe end part of the adjacent rectifier bridge corresponding to the copper column is electrically connected through an electric wire, and the two copper columns corresponding to the bottom plate of the same rectifier bridge are electrically connected through the bottom plate of the rectifier bridge. The bottom plate of rectifier bridge is electrically conductive, and when the bottom plate contact of copper post and rectifier bridge, just switched on between two copper posts on the same rectifier bridge, when the fixed plate pushed down, the probe was also along with descending, and the copper post will be with the bottom plate contact of each rectifier bridge that corresponds.
Preferably, the length of the copper column is equal to the height difference between the extraction electrode of the rectifier bridge and the bottom plate of the rectifier bridge, and when the copper column is in contact with the bottom plate of the rectifier bridge in place, the extraction electrode of the rectifier bridge is in contact with the corresponding probe in place.
Preferably, a positioning piece for limiting the placement position of the tray is further arranged on the insulating bottom plate, and the positioning piece is located in three positioning directions of the tray. The position that the setting element has fixed the tray and has placed the position all the same on insulating bottom plate every time, because the position of probe is fixed, only the position of tray is relatively fixed still admittedly, just can ensure that the position of probe just can be on the detection position that rectifier bridge corresponds.
Preferably, the positioning member is a rotating column rotatably mounted on the insulating bottom plate, and at least two rotating columns are arranged in each direction of the tray. The rotating column not only plays a role in positioning the tray, but also plays a role in guiding the placement of the tray, so that the tray can be conveniently placed in.
Preferably, the mounting plate is provided with a lifting device, and the extending end of the lifting device faces the fixing plate and is fixedly connected with the fixing plate.
Preferably, the lifting device is a cylinder or a hydraulic cylinder or a motor.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses can place a plurality of rectifier bridges simultaneously on the tray, carry out insulation test simultaneously through insulation tester to a plurality of rectifier bridges on the tray, the rectifier bridge of insulation test at every turn is in large quantity, can save rectifier bridge's test time. Just the utility model discloses be equipped with on the probe of every rectifier bridge of inspection and whether contact the inspection return circuit that targets in place with the rectifier bridge, ensure that every rectifier bridge all is detected, the condition that can not take place to leak the inspection takes place.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a probe pressed against a rectifier bridge;
FIG. 3 is a side view of the probe pressed against the rectifier bridge;
FIG. 4 is a schematic diagram of a series circuit of the operation indicator light when it is not conducted;
fig. 5 is a schematic structural diagram of the series circuit of the work indicator light when the series circuit is conducted.
The mark in the figure is: 1. An insulating base plate; 2. a tray; 3. a probe; 4. a copper pillar; 5. a guide post; 6. a fixing plate; 7; a work indicator light; 8. rotating the column; 9. a lifting device; 10. mounting a plate; 11. a bottom plate of the rectifier bridge; 12. and the leading-out electrode of the rectifier bridge.
Detailed Description
The invention will be further described with reference to the embodiments shown in the drawings to which:
as shown in fig. 1 to fig. 3, a device for batch insulation voltage withstand test of rectifier bridges comprises an insulation base plate 1 and a mounting plate 10 arranged above the insulation base plate 1, wherein a tray 2 for placing a plurality of rectifier bridges is arranged on the insulation base plate 1, a fixing plate 6 capable of moving back and forth between the insulation plate and the mounting plate 10 is arranged between the insulation plate and the mounting plate 10, guide posts 5 perpendicular to the insulation base plate 1 are respectively arranged at four corners of the insulation base plate 1, the guide posts 5 penetrate through the fixing plate 6, the fixing plate 6 can move back and forth on the guide posts 5, and the mounting plate 10 is fixedly arranged at the upper end parts of the guide posts 5. The mounting plate 10 is provided with a lifting device 9, and the extending end of the lifting device 9 faces the fixing plate 6 and is fixedly connected with the fixing plate 6. Be equipped with a plurality of probes 3 with insulation tester electric connection on the fixed plate 6, the distribution of probe 3 corresponds extraction electrode 12 and the bottom plate 11 of rectifier bridge, is equipped with the copper post 4 with the extension of probe 3 on the probe 3 of the bottom plate 11 that corresponds the rectifier bridge, is equipped with the inspection return circuit that detects every rectifier bridge and all contact with probe 3 electric property on the device.
The insulating bottom plate 1 is further provided with a positioning piece for limiting the placement position of the tray 2, and the positioning piece is positioned in three positioning directions of the tray 2. The utility model provides a setting element is installed the rotation post 8 on insulating bottom plate 1 for rotating, is equipped with two rotation posts 8 on every direction of tray 2 at least. The position that the setting element has fixed tray 2 and has placed the position all the same on insulating bottom plate 1 at every turn because the position of probe 3 is fixed, and only the position of tray 2 is relatively fixed still admittedly, just can ensure that the position of probe 3 just can be on the detection position that rectifier bridge corresponds. The rotating column 8 not only plays a role in positioning the tray 2, but also plays a role in guiding the placement of the tray 2, so that the tray 2 is conveniently placed.
Above-mentioned elevating gear 9 is cylinder or pneumatic cylinder or motor, the utility model discloses in be the cylinder.
The inspection loop comprises a working indicator light 7, the working indicator light 7 is powered by an independent storage battery, and the working indicator light 7 and all probes 3 provided with copper columns 4 are electrically connected to form a series loop. The bottom plate 11 of every rectifier bridge corresponds two copper posts 4, and adjacent rectifier bridge corresponds 3 tip of probe that are equipped with copper post 4 and passes through electric wire electric connection, and two copper posts 4 that 11 correspondences of bottom plate of the same rectifier bridge pass through 11 electric connection of bottom plate of rectifier bridge. The bottom plate 11 of rectifier bridge is electrically conductive, and when copper post 4 and rectifier bridge's bottom plate 11 contact, just conducted between two copper posts 4 on the same rectifier bridge, when fixed plate 6 pushed down, probe 3 was also along with descending, and copper post 4 will be with the bottom plate 11 contact of each rectifier bridge that corresponds. The length of the copper column 4 is equal to the height difference between the extraction electrode 12 of the rectifier bridge and the bottom plate 11 of the rectifier bridge, and when the copper column 4 and the bottom plate 11 of the rectifier bridge are in contact in place, the extraction electrode 12 of the rectifier bridge is also in contact with the corresponding probe 3 in place. When all the copper columns 4 are in contact with the bottom plate 11 of the rectifier bridge, the inspection loop connected in series is conducted, and the working indicator lamp 7 is lightened.
The operation principle is as follows:
all the probes 3 corresponding to the leading-out electrodes 12 of the rectifier bridges are connected to the alternating current positive pole of the insulation tester through wires, and all the probes 3 corresponding to the bottom plates 11 of the rectifier bridges are connected to the alternating current negative pole of the insulation tester through wires. When the rectifier bridge is required to be subjected to insulation and voltage resistance testing, the rectifier bridge is uniformly placed in the tray 2 in a certain direction, then the tray 2 is placed on the insulation base plate 1, positioning is good, the leading-out electrode 12 of each rectifier bridge corresponds to one probe 3, and the base plate 11 of each rectifier bridge corresponds to one probe 3 connected with the copper column 4. And controlling the fixed plate 6 to move downwards, fully contacting the probe 3 corresponding to the extraction electrode 12 of the rectifier bridge with the extraction electrode 12 of the rectifier bridge, fully contacting the copper column 4 with the bottom plate 11 of the rectifier bridge, and then starting discharging through the probe 3 by using the insulation tester to perform insulation and voltage resistance test on the rectifier bridge.
In order to ensure that every rectifier bridge all fully contacts with probe 3, increased the inspection return circuit, copper post 4 and probe 3's length is fixed, and copper post 4 has contacted rectifier bridge's bottom plate 11, and then the leading-out electrode 12's that corresponds rectifier bridge leading-out electrode 3 has just also contacted rectifier bridge leading-out electrode 12, so the utility model discloses whether well only need detect the copper post 4 that every rectifier bridge corresponds and rectifier bridge's bottom plate 11 fully contact just. As shown in fig. 4, the inspection loop is when the probe 3 is not yet pressed down, and the copper pillars 4 of adjacent rectifier bridges are not conductive because the copper pillars 4 are not yet in contact with the bottom plate 11 of the rectifier bridge. As shown in fig. 5, after the copper pillar 4 abuts against the bottom plate 11 of the rectifier bridge, the bottom plate 11 of the rectifier bridge becomes a connecting channel between the two copper pillars 4, so that the two copper pillars 4 are communicated, the copper pillars 4 on the bottom plate 11 of each rectifier bridge are connected in series to form a series circuit with the working indicator light 7, as long as one of the copper pillars 4 is not fully contacted with the bottom plate 11 of the rectifier bridge, the series circuit has a link that is disconnected, the working indicator light 7 cannot be lighted, otherwise, the fixing plate 6 needs to be controlled to be continuously pressed down, so that the probe 3 and the copper pillars 4 are fully contacted with the corresponding part of the rectifier bridge. Or checking whether the placing position and the placing direction of the rectifier bridge are wrong. Only after the work indicator light 7 is lighted can the insulation tester be operated to carry out the insulation withstand voltage test to the rectifier bridge.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (9)
1. The utility model provides a device of insulating withstand voltage test is done in batches to rectifier bridge, including insulating bottom plate (1) and mounting panel (10) of setting in insulating bottom plate (1) top, a serial communication port, be equipped with tray (2) of placing a plurality of rectifier bridges on insulating bottom plate (1), be equipped with fixed plate (6) that can round trip movement between insulating plate and mounting panel (10), be equipped with a plurality of and insulating tester electric connection's probe (3) on fixed plate (6), the distribution of probe (3) corresponds extraction electrode (12) of rectifier bridge and bottom plate (11) of rectifier bridge, be equipped with copper post (4) with probe (3) extension on probe (3) of bottom plate (11) of corresponding rectifier bridge, be equipped with the inspection return circuit that detects every rectifier bridge and probe (3) electric contact on the device.
2. The device for conducting insulation voltage withstand test on rectifier bridges in batches according to claim 1, wherein the four corners of the insulating base plate (1) are respectively provided with a guide post (5) perpendicular to the insulating base plate (1), the guide posts (5) penetrate through the fixing plate (6), the fixing plate (6) can move back and forth on the guide posts (5), and the upper end parts of the guide posts (5) are fixedly provided with the mounting plate (10).
3. The device for batch insulation voltage resistance test of the rectifier bridge according to claim 1, wherein the inspection loop comprises a working indicator lamp (7), the working indicator lamp (7) is powered by an independent storage battery, and the working indicator lamp (7) is electrically connected with all the probes (3) provided with the copper columns (4) to form a series loop.
4. The device for conducting insulation voltage withstand test on rectifier bridges in batches according to claim 3, wherein the bottom plate (11) of each rectifier bridge corresponds to two copper columns (4), the ends of the probes (3) corresponding to the copper columns (4) of adjacent rectifier bridges are electrically connected through electric wires, and the two copper columns (4) corresponding to the bottom plates (11) of the same rectifier bridge are electrically connected through the bottom plates (11) of the rectifier bridges.
5. Device for batch insulation voltage resistance test of rectifier bridge according to claim 3, characterized in that the length of the copper pillar (4) is equal to the height difference between the extraction electrode (12) of the rectifier bridge and the bottom plate (11) of the rectifier bridge.
6. The device for batch insulation voltage withstand test of rectifier bridges according to claim 1, wherein the insulation base plate (1) is further provided with positioning members for limiting the placement position of the tray (2), and the positioning members are located in three positioning directions of the tray (2).
7. Device for the batch insulation voltage withstand test of rectifier bridges according to claim 6, wherein the positioning elements are rotating posts (8) rotatably mounted on the insulating base plate (1), and at least two rotating posts (8) are provided in each direction of the tray (2).
8. The device for batch insulation voltage resistance test of the rectifier bridge according to claim 1, wherein the mounting plate (10) is provided with a lifting device (9), and the extending end of the lifting device (9) faces the fixed plate (6) and is fixedly connected with the fixed plate (6).
9. The device for batch insulation voltage resistance test of the rectifier bridges according to claim 8, wherein the lifting device (9) is a cylinder or a hydraulic cylinder or a motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222421227.6U CN218240294U (en) | 2022-09-13 | 2022-09-13 | Device for batch insulating voltage-withstanding test of rectifier bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222421227.6U CN218240294U (en) | 2022-09-13 | 2022-09-13 | Device for batch insulating voltage-withstanding test of rectifier bridge |
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| Publication Number | Publication Date |
|---|---|
| CN218240294U true CN218240294U (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222421227.6U Active CN218240294U (en) | 2022-09-13 | 2022-09-13 | Device for batch insulating voltage-withstanding test of rectifier bridge |
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| CN (1) | CN218240294U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115389793A (en) * | 2022-09-13 | 2022-11-25 | 浙江固驰电子有限公司 | Rectifier bridge insulation and voltage resistance test fixture |
| CN116500396A (en) * | 2023-06-30 | 2023-07-28 | 新河县珠兴铜业有限公司 | Finished product insulativity detection device for insulating material production |
| CN117470321A (en) * | 2023-12-26 | 2024-01-30 | 无锡诚勇自动化技术有限公司 | Multifunctional detection device for battery cooling plate |
-
2022
- 2022-09-13 CN CN202222421227.6U patent/CN218240294U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115389793A (en) * | 2022-09-13 | 2022-11-25 | 浙江固驰电子有限公司 | Rectifier bridge insulation and voltage resistance test fixture |
| CN115389793B (en) * | 2022-09-13 | 2024-09-20 | 浙江固驰电子有限公司 | Rectifier bridge insulation withstand voltage test fixture |
| CN116500396A (en) * | 2023-06-30 | 2023-07-28 | 新河县珠兴铜业有限公司 | Finished product insulativity detection device for insulating material production |
| CN117470321A (en) * | 2023-12-26 | 2024-01-30 | 无锡诚勇自动化技术有限公司 | Multifunctional detection device for battery cooling plate |
| CN117470321B (en) * | 2023-12-26 | 2024-03-19 | 无锡诚勇自动化技术有限公司 | Multifunctional detection device for battery cooling plate |
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