CN111983439A - Relay positioning testing device and relay testing equipment using same - Google Patents
Relay positioning testing device and relay testing equipment using same Download PDFInfo
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- CN111983439A CN111983439A CN201910434642.5A CN201910434642A CN111983439A CN 111983439 A CN111983439 A CN 111983439A CN 201910434642 A CN201910434642 A CN 201910434642A CN 111983439 A CN111983439 A CN 111983439A
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- 238000012360 testing method Methods 0.000 title claims abstract description 93
- 239000000523 sample Substances 0.000 claims abstract description 67
- 238000003825 pressing Methods 0.000 claims abstract description 33
- 238000001514 detection method Methods 0.000 abstract description 10
- 230000008093 supporting effect Effects 0.000 description 20
- 241000270728 Alligator Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000270722 Crocodylidae Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- LNNWVNGFPYWNQE-GMIGKAJZSA-N desomorphine Chemical compound C1C2=CC=C(O)C3=C2[C@]24CCN(C)[C@H]1[C@@H]2CCC[C@@H]4O3 LNNWVNGFPYWNQE-GMIGKAJZSA-N 0.000 description 1
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- 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
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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- 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
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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Abstract
The invention provides a relay positioning test device and relay test equipment using the same, wherein the relay positioning test device comprises a base, and the base is provided with: each group of probes comprises two probes, and each probe is provided with a connecting part electrically connected with an access terminal of the test equipment and a contact head contacted with and electrically connected with a relay terminal; the relay positioning plate is supported and arranged above the base through an elastic piece, at least one positioning groove is formed in the relay positioning plate, and a through hole through which a contact head of a group of probes passes is formed in the bottom of the positioning groove; the upper pressing plate is movably arranged on the base up and down and used for pressing the relay on the relay positioning plate when moving downwards so as to enable the relay positioning plate to compress the elastic piece to move downwards and enable the relay terminal to be in close contact with the contact head of the probe. Has the advantages that: the positioning of the relay is realized, the connection between the relay terminal and the test equipment is also realized, and the detection of the performance of the relay is convenient.
Description
Technical Field
The invention relates to a relay positioning test device and relay test equipment using the same.
Background
A relay is an essential component of an electric energy meter circuit, and in the prior art, as shown in fig. 6, two terminals 41 are provided on the relay, and each terminal 41 is provided with a connecting hole 42 for connecting with a load. Because the relay plays the important role of protecting the circuit and switching on and off the power supply in the whole circuit, how the performance quality of the relay directly determines the quality of the electric energy meter, and therefore, the performance parameters of the relay need to be detected by using test equipment.
The utility model discloses a chinese utility model patent that the bulletin number is CN202903969U discloses a relay low level detection device, including potential device, load and operating means, operating means includes by test piece access terminal, universal meter, DC power supply and control panel, during the test, inserts the terminal access by test piece access terminal with the relay, with potential device, load and operating means formation return circuit, the project test relay of testing as required, read corresponding data through the universal meter, then can obtain corresponding testing result through data analysis.
When above-mentioned detection device's access terminal is being connected with the relay terminal, for the convenience of connection operation, can connect a test wire on the access terminal usually, the tip of test wire is provided with the crocodile and presss from both sides, is equivalent to drawing out the access terminal. During testing, the two terminals of the relay are clamped through the alligator clip to electrify the relay, so that the relay and the detection device form a loop, and corresponding detection is completed. However, this type of connection lacks the positioning and fixing of the relay, the connection between the alligator clip and the relay terminals is unstable, and the alligator clip itself, which may damage the terminal surfaces, is subject to the structure of the alligator clip itself. In addition, the connection mode can only detect one relay at a time, and the detection efficiency is low.
Disclosure of Invention
The invention aims to provide a relay positioning test device which is convenient for positioning a relay and connecting a relay terminal and an access terminal of test equipment; the invention also aims to provide the relay test equipment which is convenient for positioning the relay and connecting the relay terminal and the access terminal of the test equipment.
In order to achieve the purpose, the relay positioning test device adopts the following technical scheme:
The utility model provides a relay positioning test device, includes the base, is provided with on the base:
each group of probes comprises two vertically arranged probes, and each probe is provided with a connecting part used for being electrically connected with an access terminal of the test equipment and a contact head used for being in contact with and electrically connected with a relay terminal;
the relay positioning plate is supported and arranged above the base through an elastic piece, at least one positioning groove used for installing and positioning a relay is arranged on the relay positioning plate, and a through hole which is used for corresponding to the position of a relay terminal and allowing a contact head of a group of probes to pass through is arranged at the bottom of the positioning groove;
the upper pressing plate is arranged above the relay positioning plate and can be movably arranged on the base up and down and used for pressing the relay on the relay positioning plate when moving downwards so that the relay positioning plate compresses the elastic piece to move downwards and the relay terminal is in close contact with the contact head of the probe.
The technical scheme of the relay positioning test device has the beneficial effects that: the positioning groove is arranged on the relay positioning plate, so that the relay can be conveniently installed and positioned; the through hole arranged at the bottom of the positioning groove corresponds to the position of the relay terminal, and the contact head of the probe passes through the through hole, so that the relay on the relay positioning plate can be pressed when the upper pressing plate moves downwards, the relay positioning plate compresses the elastic piece to move downwards, and the relay terminal can be in close contact with the contact head of the probe; the connecting part of the probe is used for being electrically connected with the access terminal of the test equipment, so that the relay is installed and positioned, and the connection between the relay terminal and the access terminal of the test equipment is realized, so that the performance of the relay is conveniently detected. In addition, the elastic support of the relay positioning plate is realized by the elastic piece, the distance between the relay terminal and the contact head of the probe can be kept before testing, and the relay positioning plate is contacted with the probe only when the elastic piece is compressed to move downwards, so that the reliable contact between the relay terminal and the probe can be ensured by controlling the pressing force.
Further, in order to ensure reliable contact, the through hole is used for corresponding to a connecting hole on a relay terminal, and the contact head is used for being inserted into the connecting hole and electrically contacting with the connecting hole.
Furthermore, in order to facilitate the arrangement of the contact head and the reliable contact, the contact head is conical.
Further, for the convenience leads to the removal of relay locating plate, guarantee that the contact is reliable, the perforation in the constant head tank has two and two perforation all with probe direction sliding fit.
Further, for the convenience of supporting the relay positioning plate, the elastic part comprises an elastic part body and a supporting plate, the elastic part body is arranged between the supporting plate and the base, the relay positioning plate is supported on the supporting plate, and a through hole for the probe to pass through is formed in the supporting plate.
Furthermore, in order to facilitate the assembly of the upper pressure plate, the upper pressure plate can move up and down, and the upper pressure plate is hinged with the base, so that the upper pressure plate can rotate up and down around the base.
Furthermore, in order to rotate the upper pressure plate, a handle which is convenient for realizing the rotation of the upper pressure plate is arranged at one end, far away from the end hinged with the base, of the upper pressure plate.
Furthermore, in order to conveniently press the relay, a pressing column used for pressing the relay is arranged on the bottom surface of the upper pressing plate.
Further, in order to detect a plurality of relays simultaneously and improve detection efficiency, the probes are at least two groups, the positioning grooves are at least two, and the group number of the probes corresponds to the number of the positioning grooves one to one.
In order to achieve the purpose, the relay testing equipment adopts the following technical scheme:
the utility model provides a relay test equipment, includes access terminal and the relay location testing arrangement who links to each other with access terminal, relay location testing arrangement includes the base, is provided with on the base:
each group of probes comprises two vertically arranged probes, and each probe is provided with a connecting part electrically connected with an access terminal of the test equipment and a contact head used for contacting and electrically connecting with a relay terminal;
the relay positioning plate is supported and arranged above the base through an elastic piece, at least one positioning groove used for installing and positioning a relay is arranged on the relay positioning plate, and a through hole which is used for corresponding to the position of a relay terminal and allowing a contact head of a group of probes to pass through is arranged at the bottom of the positioning groove;
the upper pressing plate is arranged above the relay positioning plate and can be movably arranged on the base up and down and used for pressing the relay on the relay positioning plate when moving downwards so that the relay positioning plate compresses the elastic piece to move downwards and the relay terminal is in close contact with the contact head of the probe.
The technical scheme of the relay testing equipment has the beneficial effects that: the positioning groove is arranged on the relay positioning plate, so that the relay can be conveniently installed and positioned; the through hole arranged at the bottom of the positioning groove corresponds to the position of the relay terminal, and the contact head of the probe passes through the through hole, so that the relay on the relay positioning plate can be pressed when the upper pressing plate moves downwards, the relay positioning plate compresses the elastic piece to move downwards, and the relay terminal can be in close contact with the contact head of the probe; the connecting part of the probe is used for being electrically connected with the access terminal of the test equipment, so that the relay is installed and positioned, and the connection between the relay terminal and the access terminal of the test equipment is realized, so that the performance of the relay is conveniently detected. In addition, the elastic support of the relay positioning plate is realized by the elastic piece, the distance between the relay terminal and the contact head of the probe can be kept before testing, and the relay positioning plate is contacted with the probe only when the elastic piece is compressed to move downwards, so that the reliable contact between the relay terminal and the probe can be ensured by controlling the pressing force.
Further, in order to ensure reliable contact, the through hole is used for corresponding to a connecting hole on a relay terminal, and the contact head is used for being inserted into the connecting hole and electrically contacting with the connecting hole.
Furthermore, in order to facilitate the arrangement of the contact head and the reliable contact, the contact head is conical.
Further, for the convenience leads to the removal of relay locating plate, guarantee that the contact is reliable, the perforation in the constant head tank has two and two perforation all with probe direction sliding fit.
Further, for the convenience of supporting the relay positioning plate, the elastic part comprises an elastic part body and a supporting plate, the elastic part body is arranged between the supporting plate and the base, the relay positioning plate is supported on the supporting plate, and a through hole for the probe to pass through is formed in the supporting plate.
Furthermore, in order to facilitate the assembly of the upper pressure plate, the upper pressure plate can move up and down, and the upper pressure plate is hinged with the base, so that the upper pressure plate can rotate up and down around the base.
Furthermore, in order to rotate the upper pressure plate, a handle which is convenient for realizing the rotation of the upper pressure plate is arranged at one end, far away from the end hinged with the base, of the upper pressure plate.
Furthermore, in order to conveniently press the relay, a pressing column used for pressing the relay is arranged on the bottom surface of the upper pressing plate.
Further, in order to detect a plurality of relays simultaneously and improve detection efficiency, the probes are at least two groups, the positioning grooves are at least two, and the group number of the probes corresponds to the number of the positioning grooves one to one.
Drawings
FIG. 1 is a schematic structural diagram of a relay testing apparatus according to the present invention;
FIG. 2 is a schematic structural diagram of a positioning and testing device for a relay according to the present invention;
FIG. 3 is a schematic view of the elastic positioning plate shown in FIG. 2;
FIG. 4 is a schematic structural diagram of the relay positioning plate in FIG. 2 after the relay is installed;
FIG. 5 is a schematic view of the upper platen of FIG. 2;
fig. 6 is a schematic structural diagram of a relay to be tested.
In the figure: 1. a master control computer; 2. testing the instrument; 3. an operation box; 31. an upper pressure plate; 311. hinging a shaft; 312. a display screen; 313. pressing the column; 314. a handle; 32. a relay positioning plate; 33. a support plate; 331. a through hole; 34. a probe; 35. a base; 4. a relay; 41. a terminal; 42. and connecting the holes.
Detailed Description
The embodiment of the relay testing equipment disclosed by the invention is shown in fig. 1 and comprises a shell, a main control computer 1, a plurality of testing instruments 2 and a plurality of operation boxes 3, wherein the main control computer 1, the plurality of testing instruments 2 and the plurality of operation boxes 3 are arranged on the shell, the main control computer 1 is connected with the plurality of testing instruments 2 and is used for testing performance parameters of a relay, the internal structure and the testing principle of the relay testing equipment belong to the prior art, and redundant description is not repeated in the.
Each operation box 3 is provided with a relay positioning test device, which is schematically shown in fig. 2, and includes a base 35, a probe 34, an elastic member, a relay positioning plate 32, and an upper press plate 31.
The probes 34 are fixed on the base 35, and two probes 34 are a group corresponding to two connection holes 42 (shown in fig. 6) on one relay terminal. In the embodiment, 12 sets of probes are arranged, each probe 34 is arranged vertically, the probe 34 has a connection portion (not shown in the figure) electrically connected to an access terminal (not shown in the figure) of the testing equipment, and a contact head for contacting and electrically connecting to the connection hole 42 on the relay terminal, the contact head is located on the top of the probe 34, and the contact head is conical. The connecting part is positioned at the bottom of the probe 34, and the relay positioning testing device is connected with the access terminal of the testing equipment through the connecting part of the probe 34, so that the relay can be installed and detected on the relay positioning testing device.
The elastic member is in an assembly form and includes an elastic member body and a supporting plate 33, the elastic member body in this embodiment is a spring (not shown in the figure), the spring is disposed between the supporting plate 33 and the base 35, and the upper end of the spring is fixed to the supporting plate 33 and the lower end of the spring is fixed to the base 35. As shown in fig. 3, the supporting plate 33 is provided with through holes 331 for the contact heads of the probes 34 to pass through, the through holes 331 are grouped into 12 groups two by two, and the probes 34 are in guiding sliding fit with the through holes 331.
The relay positioning plate 32 is supported on the supporting plate 33, as shown in fig. 4, 12 positioning grooves are arranged on the relay positioning plate 32, relays 4 are installed in the positioning grooves, and the positioning grooves can position the relays 4 to prevent the relays from moving in the testing process. The bottom of each locating slot is provided with two through holes (not shown in the figure) which are respectively corresponding to the connecting holes 42 on the relay terminals, and the two through holes are used for two contact heads of a group of probes to pass through, and each through hole is in guide sliding fit with the probe 34.
The upper pressing plate 31 is hinged to the base 35 so as to be rotatable up and down around the base 35, and particularly, an upright hinge plate (which is a part of the base) is fixed to the base so that the upper pressing plate 31 is hinged. As shown in fig. 5, upper platen 31 is provided with hinge shaft 311. A handle 314 is disposed at an end of the upper plate 31 away from the hinge shaft 311, and the handle 314 can facilitate force application to the upper plate 31 to rotate the upper plate up and down. The bottom surface of the upper pressure plate 31 is provided with 12 press columns 313 for pressing the relay 4, the number of the press columns 313, the number of the positioning grooves on the relay positioning plate 32, the number of the groups of the through holes 331 on the supporting plate 33 and the number of the groups of the probes 34 are in one-to-one correspondence. In addition, the upper pressure plate 31 is further provided with 12 display screens 312 connected with a main control computer of the testing equipment, and the number of the display screens 312 is also 12, and the display screens are used for displaying the testing results of the relays.
The working principle of the relay testing equipment is as follows:
during detection, the relay 4 to be detected is installed in the positioning groove of the relay positioning plate 32, the connecting hole 42 on the terminal 41 of the relay 4 corresponds to the through hole at the bottom of the positioning groove, and at the moment, due to the supporting effect of the spring on the supporting plate 33, the contact of the probe 34 is concealed in the supporting plate 33 and does not penetrate through the through hole at the bottom of the positioning groove. Then, the handle 314 rotates the upper pressing plate 31 downwards, so that the pressing column 313 presses against the relay 4, and continues to apply a force downwards, so that the relay positioning plate 32 moves downwards and compresses the spring, in the process, the contact of the probe 34 gradually exposes out and penetrates through the through hole at the bottom of the positioning groove, and finally is inserted into the connecting hole 42 on the relay terminal and electrically contacts with the connecting hole, so that the testing equipment can electrify the relay terminal, and then the performance of the relay can be detected. Because the contact head is conical, the more the relay moves downwards, the tighter the contact between the relay and the contact head is, and the good contact effect is ensured.
In order to reduce the labor intensity of workers and ensure the stable contact effect, a lock catch can be arranged on the upper pressure plate 31, a lock seat is correspondingly arranged on the base 35, and when the upper pressure plate 31 is pressed down to the proper position, the upper pressure plate is locked by the lock catch and the lock seat to be kept at the pressing position. After the test is finished, the upper pressing plate is unfastened, and the relay positioning plate and the supporting plate are reset under the action of the spring.
The relay positioning test device can position and detect 12 relays at one time, and the relay positioning test devices in a plurality of operation boxes are added, so that more relays can be tested, and the detection efficiency can be greatly improved. And, set up a plurality of display screens on the top board 31, come to carry out the analysis to test data by the main control computer, judge whether the relay is qualified to directly show the test result, operating personnel directly rejects unqualified relay according to showing information, is used for production with qualified relay, and it is very convenient to use.
In other embodiments of the relay testing apparatus, the contact tips of the probes may also be exposed from the support plate and extend slightly into the through-holes at the bottom of the detent, but not into contact with the relay terminals, when the relay is mounted in the detent.
In other embodiments of the relay testing device, the number of the groups of the probes may also be one group, two groups, three groups, four groups or more, and of course, the number of the positioning slots on the relay positioning plate may also be one group, two groups, three groups, four groups or more, and may be adjusted according to the use requirement.
In other embodiments of the relay testing device, the pressing column is not disposed on the bottom surface of the upper pressing plate, but the upper pressing plate itself directly presses the relay.
In other embodiments of the relay testing device, the upper pressure plate may not be provided with a pull handle, but the upper pressure plate is directly applied with force.
In other embodiments of the relay testing device, the upper pressing plate may not be hinged to the base, for example, the base may include a pillar fixed to the base, and the upper pressing plate is movably mounted on the pillar in an up-and-down guiding manner.
In other embodiments of the relay testing apparatus, the elastic member body may also be rubber.
In other embodiments of the relay testing device, the elastic member may not be in the form of a component, for example, the elastic member is a spring, the spring is directly disposed between the relay positioning plate and the base, the top end of the spring is fixed on the relay positioning plate, and the bottom end of the spring is fixed on the base.
In other embodiments of the relay testing device, only one through hole in the positioning slot may be provided, for example, a slotted hole, and the slotted hole may also realize a guiding sliding fit with the two probes; or a rectangular hole for the contact of the probe to pass through without sliding fit with the probe guide.
In other embodiments of the relay testing apparatus, the contact of the probe may also be hemispherical.
In other embodiments of the relay testing device, the through hole at the bottom of the positioning groove may not correspond to the connecting hole on the relay terminal, but correspond to the end face of the relay terminal, and the contact head is a flat head, and the contact head directly contacts with the end face of the relay terminal, so as to realize electrical connection.
The embodiment of the relay positioning test device in the invention is shown in fig. 2-5, and the specific structure of the relay positioning test device is the same as that of the relay positioning test device in the relay test device embodiment, and repeated description is omitted here.
Claims (10)
1. The utility model provides a relay positioning test device which characterized in that, includes the base, is provided with on the base:
each group of probes comprises two vertically arranged probes, and each probe is provided with a connecting part used for being electrically connected with an access terminal of the test equipment and a contact head used for being in contact with and electrically connected with a relay terminal;
the relay positioning plate is supported and arranged above the base through an elastic piece, at least one positioning groove used for installing and positioning a relay is arranged on the relay positioning plate, and a through hole which is used for corresponding to the position of a relay terminal and allowing a contact head of a group of probes to pass through is arranged at the bottom of the positioning groove;
The upper pressing plate is arranged above the relay positioning plate and can be movably arranged on the base up and down and used for pressing the relay on the relay positioning plate when moving downwards so that the relay positioning plate compresses the elastic piece to move downwards and the relay terminal is in close contact with the contact head of the probe.
2. The relay positioning test device according to claim 1, wherein the through hole is configured to correspond to a connection hole on a relay terminal, and the contact head is configured to be inserted into the connection hole and electrically contact with the connection hole.
3. The relay positioning test device according to claim 2, wherein the contact head is conical.
4. The relay positioning test device according to any one of claims 1 to 3, wherein there are two through holes in the positioning groove, and both of the two through holes are slidably fitted to the probe guide.
5. The relay positioning test device according to any one of claims 1 to 3, wherein the elastic member comprises an elastic member body and a support plate, the elastic member body is arranged between the support plate and the base, the relay positioning plate is supported on the support plate, and a through hole for the probe to pass through is arranged on the support plate.
6. The relay positioning test device according to any one of claims 1 to 3, wherein the upper press plate is hinged to the base so that the upper press plate can rotate up and down around the base.
7. The relay positioning test device according to claim 6, wherein a handle facilitating rotation of the upper pressure plate is arranged at one end of the upper pressure plate, which is far away from the end hinged with the base.
8. The relay positioning test device according to any one of claims 1 to 3, wherein a pressing column for pressing the relay is provided on a bottom surface of the upper press plate.
9. The relay positioning test device according to any one of claims 1 to 3, wherein there are at least two groups of the probes, there are at least two positioning grooves, and the number of the groups of the probes corresponds to the number of the positioning grooves one by one.
10. A relay testing device comprising an access terminal, characterized in that the relay testing device further comprises a relay positioning testing apparatus according to any of the claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434642.5A CN111983439A (en) | 2019-05-23 | 2019-05-23 | Relay positioning testing device and relay testing equipment using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910434642.5A CN111983439A (en) | 2019-05-23 | 2019-05-23 | Relay positioning testing device and relay testing equipment using same |
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| CN111983439A true CN111983439A (en) | 2020-11-24 |
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| CN201910434642.5A Pending CN111983439A (en) | 2019-05-23 | 2019-05-23 | Relay positioning testing device and relay testing equipment using same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533924A (en) * | 2021-08-13 | 2021-10-22 | 中国工程物理研究院电子工程研究所 | Double-sided electrode high-power device testing device |
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| CN207301196U (en) * | 2017-09-05 | 2018-05-01 | 珠海市运泰利自动化设备有限公司 | The test device of B2B connectors |
| CN208795807U (en) * | 2018-08-28 | 2019-04-26 | 湖南力王新能源有限公司 | A kind of multistation power supply transformer testing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533924A (en) * | 2021-08-13 | 2021-10-22 | 中国工程物理研究院电子工程研究所 | Double-sided electrode high-power device testing device |
| CN113533924B (en) * | 2021-08-13 | 2023-06-30 | 中国工程物理研究院电子工程研究所 | Double-sided electrode high-power device testing device |
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