CN108562822B - Detection clamp for resistance wire of switching capacitor contactor - Google Patents
Detection clamp for resistance wire of switching capacitor contactor Download PDFInfo
- Publication number
- CN108562822B CN108562822B CN201810474436.2A CN201810474436A CN108562822B CN 108562822 B CN108562822 B CN 108562822B CN 201810474436 A CN201810474436 A CN 201810474436A CN 108562822 B CN108562822 B CN 108562822B
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- China
- Prior art keywords
- detection
- contact
- contactor
- resistance wire
- voltage
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- 238000001514 detection method Methods 0.000 title claims abstract description 89
- 239000003990 capacitor Substances 0.000 title claims abstract description 17
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims description 12
- 230000000087 stabilizing effect Effects 0.000 claims description 8
- 230000009466 transformation Effects 0.000 claims description 7
- 238000012546 transfer Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005662 electromechanics Effects 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
-
- 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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
A detection clamp for a resistance wire of a switched capacitor contactor. The device comprises a transmission mechanism and a detection system, wherein the transmission mechanism comprises a driving device, a supporting plate and a guide rail, the detection system comprises a machine case and a detection contact, a contactor to be detected is arranged on the supporting plate, the supporting plate is arranged on the guide rail and connected with the driving device through a transmission rod, the supporting plate is driven by the driving device and slides on the guide rail, the supporting plate is provided with a test position, and after the supporting plate moves to the test position, the detection contact is contacted with the contactor to be detected. The invention realizes the automatic detection function in a mode of combining electromechanics and is suitable for the requirements of the existing company on lean production and product promotion.
Description
Technical Field
The invention relates to the field of piezoelectric devices, in particular to a clamp for testing on-off of a resistor wire of a switched capacitor contactor.
Background
The switching capacitor contactor is mainly used for alternating current of 50Hz/60Hz and rated working voltage to 690V, and the parallel capacitor is switched on and off in a power system under the AC-6b use category. The current limiting contact group and 6 resistance wires form a current surge suppressing device. After the assembly of the switching capacitor contactor is completed, the on-off condition of 6 resistance wires and the cross-connection condition among different main loops are required to be checked, and the problem of the resistance wires is prevented from influencing the key functions of the product.
The on-off of the detection resistance wire in the industry is generally observed and measured through simple equipment such as naked eyes and universal meters to judge whether the wiring position of the resistance wire is correct or not and whether the resistance wire is broken or not, the working efficiency and the accuracy are low, the influence of human factors (fatigue and errors) is great, the risk of leaving the factory of a problem product is great, the key function failure of the product occurs when the product is used by a customer, the experience sense of the user is extremely poor, and customer complaints and the trust degree of the company are reduced.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a detection clamp for a resistance wire of a switched capacitor contactor, which improves the overall production efficiency of a product.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a switch capacitor contactor resistance wire detects anchor clamps, includes drive mechanism and detecting system, drive mechanism includes drive arrangement, backup pad and guide rail, detecting system includes quick-witted case and detection contact, the detection contact comprises positive contact and countercontact in pairs, and the contactor that awaits measuring is arranged in the backup pad, the backup pad sets up on the guide rail and through the transfer line with drive arrangement connects, and the backup pad receives drive arrangement drive and slides on the guide rail, the backup pad has a test position, after the backup pad moves to test position, positive contact, countercontact contact respectively with two ports of the same group of terminal of contactor that awaits measuring, acquire the connected state of this wiring resistance wire.
The case comprises: the device comprises a transformation module, a rectification module, a voltage stabilizing module and a signal processing module, wherein the transformation module, the rectification module, the voltage stabilizing module and the signal processing module are sequentially connected, and the detection contact is connected with the signal processing module.
The detection system includes more than one set of detection contacts.
Any one set of detection contact is installed on the movable structure, the movable structure comprises an air cylinder, a movable rod and a connecting piece, any one set of detection contact is installed on the connecting piece, the movable rod is connected with the air cylinder, and the air cylinder drives the connecting piece through the movable rod.
The transmission mechanism is provided with a position sensor, the position sensor acquires the position information of the supporting plate, and whether the contactor to be detected reaches a detection position is detected.
The detection principle of the detection system is as follows: the detection contact obtains the port voltage when
The detection voltage of the positive contact is 0V, the detection voltage of the counter contact is 0V, or
The detection voltage of the positive contact is 5V, and the detection voltage of the counter contact is 0V, so that the wiring is not connected or is incorrect;
the positive contact detection voltage is 5V, and the counter contact detection voltage is 5V, so that the wiring is correct;
the signal processing module is also connected with an indicator light circuit, and the indicator light circuit comprises an indicator light group.
The beneficial effects of the invention are as follows: the clamp for detecting the on-off and the misconnection of the current-limiting resistance wire of the switching capacitor contactor is provided, an automatic detection function is realized by combining electromechanical design, errors of product functions caused by artificial detection are prevented, the detection efficiency is too low, and the clamp is suitable for the requirements of the existing company on lean production and product lifting.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a high-current housing according to an embodiment of the present invention.
Fig. 2 and 3 are schematic views of the overall structure of the low current housing of the embodiment of the present invention.
Fig. 4 is a circuit schematic of the present invention.
Detailed Description
Embodiments of the invention are further described below with reference to the accompanying drawings:
the utility model provides a switch capacitor contactor resistance line detects anchor clamps, including drive mechanism and detecting system, drive mechanism includes cylinder 6, backup pad 1 and guide rail 2, and detecting system includes quick-witted case 3 and detection contact 4, and the contactor shell frame that awaits measuring is put on backup pad 1, and backup pad 1 sets up on guide rail 2 and is connected with cylinder 6 through transfer line 5, and backup pad 1 receives cylinder 6 drive and slide back and forth on guide rail 2, and backup pad 1 has a test position, after backup pad 1 moves to test position, detection contact 4 contacts with the contactor that awaits measuring.
The detection system comprises the following components in a case: the device comprises a transformation module, a rectification module, a voltage stabilizing module and a signal processing module, wherein the transformation module, the rectification module, the voltage stabilizing module and the signal processing module are sequentially connected, and a detection contact is connected with the signal processing module.
The detection contact consists of a positive contact and a counter contact which are respectively contacted with the same path of port of the contactor to be detected.
In one embodiment, a high current housing resistance wire detection fixture for a switched capacitor contactor is adapted to detect a high current contactor housing, as shown in fig. 1:
six groups of detection contacts of the detection system are all connected with the singlechip, the positions of the six groups of detection contacts are fixed, the air cylinder drives the supporting plate to move through the transmission rod, the contactor to be detected is enabled to move, a Hall position sensor in the positioning device receives real-time position information of the supporting plate, the movement of the Hall position sensor is stopped after the Hall position sensor moves to a preset test position, and a positive contact and a negative contact of the detection contacts are contacted with the same port of the contactor to be detected.
The detection system is provided with six groups of detection contacts, corresponds to the port number of a general high-current contactor shell frame, is provided with an indicator lamp group 7 of No. 1 to No. 6 indicator lamps matched with the port on the shell, and is connected with a singlechip by an indicator lamp circuit, wherein the detection principle of the detection system is as follows: the detection contact obtains the terminal voltage when
The detection voltage of the positive contact is 0V, the detection voltage of the counter contact is 0V, or
The detection voltage of the positive contact is 5V, and the detection voltage of the counter contact is 0V, so that the wiring is not connected or is incorrect;
the positive contact detection voltage is 5V, and the counter contact detection voltage is 5V, so that the wiring is correct;
when the detection result of the detection system is that the detection voltage of the positive contact is 5V and the detection voltage of the counter contact is also 5V, the corresponding indicator lamp is lighted, so that the correct wiring is indicated; otherwise, the indicator light is not on, which indicates that the wiring is problematic.
The automatic detection of the resistor wire of the shell rack of the contactor is realized by combining the existing mechanical, electronic hardware and software intelligent programming, so that the production efficiency of the equipment is greatly improved.
The current limiting contact hole position above the product of the low-current shell frame is very close to the position of the contactor body hole, and a large shell frame clamp structure mode cannot be adopted, so another embodiment is provided, namely a low-current shell frame resistance wire detection clamp for a switched capacitor contactor is suitable for detecting the contactor shell frame with low current, as shown in fig. 2:
according to the port distribution of the contactor to be tested, among six groups of detection contacts, three groups of detection contacts are fixed at a chassis and transversely arranged, in addition, three groups of contacts are vertically arranged up and down, the vertical detection contacts are installed on a movable structure, the movable structure comprises an air cylinder, a movable rod and a connecting piece, the positive contact and the counter contact are respectively installed on the connecting piece of the movable structure moving downwards and the connecting piece moving upwards, after a supporting plate moves to a detection position, the air cylinder drives the movable rod, the connecting piece is driven by the movable rod to approach the contactor and respectively contact with the same group of ports of the contactor to be tested, the principle of a small-current shell rack resistance wire detection clamp is the same as that of a detection system of a large-current shell rack resistance wire detection clamp, the distribution of the detection contacts is flexibly arranged according to the actual contactor to be tested, a copper guide rod is structurally designed from the horizontal direction and the vertical direction, and the cross connection detection of the resistance wire is realized by an electronic component part through a single chip microcomputer technology.
The circuit part of the detection system consists of a transformation module, a rectification module, a voltage stabilizing module and a signal processing module, 220V alternating current is supplied to the singlechip through a transformer, a diode and a 7805 voltage stabilizing chip, two I/O ports of the singlechip are connected with a group of detection contacts, a positive contact is directly connected with a test port, a counter contact is connected with the test port and the ground through a resistor, an indicator light circuit comprises a light emitting diode, the light emitting diode is connected with the I/O ports of the singlechip, and a group of detection contacts and a light emitting diode which are connected on the singlechip are shown in figure 4.
The skilled person will know: while the invention has been described in terms of the foregoing embodiments, the inventive concepts are not limited to the invention, and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.
Claims (4)
1. A switch capacitor contactor resistance wire detects anchor clamps, its characterized in that: including drive mechanism and detecting system, drive mechanism includes drive arrangement, backup pad (1) and guide rail (2), detecting system includes quick-witted case (3) and detection contact (4), detection contact (4) are become by positive contact and countercontact in pairs, and the contactor that awaits measuring is arranged in on backup pad (1), backup pad (1) set up on guide rail (2) and through transfer line (5) with drive arrangement connects, backup pad (1) are driven by drive arrangement and slide on the guide rail, backup pad (1) have a test position, after backup pad (1) move to test position, positive contact, countercontact contact with two ports of the same group of terminal of contactor that awaits measuring respectively obtain the connected state of this wiring resistance wire, the quick-witted incasement includes: the device comprises a transformation module, a rectification module, a voltage stabilizing module and a signal processing module, wherein the transformation module, the rectification module, the voltage stabilizing module and the signal processing module are sequentially connected, a detection contact (4) is connected with the signal processing module, the detection system comprises more than one group of detection contacts (4), any group of detection contacts (4) are installed on a movable structure, the movable structure comprises a cylinder (601), a movable rod (8) and a connecting piece (9), any group of detection contacts (4) are installed on the connecting piece (9), the movable rod (8) is connected with the cylinder (601), and the cylinder (601) drives the connecting piece (9) through the movable rod (8).
2. The switched capacitor contactor resistance wire detection fixture of claim 1, wherein: the transmission mechanism is provided with a position sensor, the position sensor acquires the position information of the supporting plate, and whether the contactor to be detected reaches a detection position is detected.
3. The switched capacitor contactor resistance wire detection fixture of claim 1, wherein: the detection principle of the detection system is as follows: the detection contact obtains the port voltage when
The detection voltage of the positive contact is 0V, the detection voltage of the counter contact is 0V, or
The detection voltage of the positive contact is 5V, and the detection voltage of the counter contact is 0V, so that the wiring is not connected or is incorrect;
and the positive contact detection voltage is 5V, and the counter contact detection voltage is 5V, so that the wiring is correct.
4. The switched capacitor contactor resistance wire detection fixture of claim 1, wherein: the signal processing module is also connected with an indicator light circuit, and the indicator light circuit comprises an indicator light group (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810474436.2A CN108562822B (en) | 2018-05-17 | 2018-05-17 | Detection clamp for resistance wire of switching capacitor contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810474436.2A CN108562822B (en) | 2018-05-17 | 2018-05-17 | Detection clamp for resistance wire of switching capacitor contactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108562822A CN108562822A (en) | 2018-09-21 |
| CN108562822B true CN108562822B (en) | 2024-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810474436.2A Active CN108562822B (en) | 2018-05-17 | 2018-05-17 | Detection clamp for resistance wire of switching capacitor contactor |
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| Country | Link |
|---|---|
| CN (1) | CN108562822B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109557867B (en) * | 2019-01-28 | 2020-11-06 | 郑州能通网络技术有限公司 | Electric curtain with position detection function |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2606963Y (en) * | 2003-03-09 | 2004-03-17 | 浙江东南电器有限公司 | Switch-over capacitor contactor |
| KR20060106591A (en) * | 2005-03-31 | 2006-10-12 | 후지쯔 가부시끼가이샤 | Testing device and testing method of a semiconductor device |
| CN102590741A (en) * | 2012-02-29 | 2012-07-18 | 温州奔龙自动化科技有限公司 | Alternating current contactor automation test equipment |
| CN102623252A (en) * | 2012-01-31 | 2012-08-01 | 上海诺雅克电气有限公司 | Capacitive contactor with bistable-state current-limiting contacts |
| WO2013097696A1 (en) * | 2011-12-26 | 2013-07-04 | 上海电科电器科技有限公司 | Control and protection device for low-voltage electrical appliance |
| CN204966399U (en) * | 2015-07-30 | 2016-01-13 | 西门子公司 | Resistance wire storage device and switching electric capacity contactor |
| JP2016170931A (en) * | 2015-03-12 | 2016-09-23 | 三菱自動車工業株式会社 | Failure determination device for contactor |
| CN206710562U (en) * | 2017-04-06 | 2017-12-05 | 东莞市恒浩电器有限公司 | A kind of synchronous testing device of electrical contact |
| CN208224407U (en) * | 2018-05-17 | 2018-12-11 | 浙江天正电气股份有限公司 | Switching capacitor contactor resistive conductor detects fixture |
-
2018
- 2018-05-17 CN CN201810474436.2A patent/CN108562822B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2606963Y (en) * | 2003-03-09 | 2004-03-17 | 浙江东南电器有限公司 | Switch-over capacitor contactor |
| KR20060106591A (en) * | 2005-03-31 | 2006-10-12 | 후지쯔 가부시끼가이샤 | Testing device and testing method of a semiconductor device |
| WO2013097696A1 (en) * | 2011-12-26 | 2013-07-04 | 上海电科电器科技有限公司 | Control and protection device for low-voltage electrical appliance |
| CN102623252A (en) * | 2012-01-31 | 2012-08-01 | 上海诺雅克电气有限公司 | Capacitive contactor with bistable-state current-limiting contacts |
| CN102590741A (en) * | 2012-02-29 | 2012-07-18 | 温州奔龙自动化科技有限公司 | Alternating current contactor automation test equipment |
| JP2016170931A (en) * | 2015-03-12 | 2016-09-23 | 三菱自動車工業株式会社 | Failure determination device for contactor |
| CN204966399U (en) * | 2015-07-30 | 2016-01-13 | 西门子公司 | Resistance wire storage device and switching electric capacity contactor |
| CN206710562U (en) * | 2017-04-06 | 2017-12-05 | 东莞市恒浩电器有限公司 | A kind of synchronous testing device of electrical contact |
| CN208224407U (en) * | 2018-05-17 | 2018-12-11 | 浙江天正电气股份有限公司 | Switching capacitor contactor resistive conductor detects fixture |
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| Publication number | Publication date |
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| CN108562822A (en) | 2018-09-21 |
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