CN204389673U - Metering ammeter automatic test device - Google Patents
Metering ammeter automatic test device Download PDFInfo
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- CN204389673U CN204389673U CN201420856405.0U CN201420856405U CN204389673U CN 204389673 U CN204389673 U CN 204389673U CN 201420856405 U CN201420856405 U CN 201420856405U CN 204389673 U CN204389673 U CN 204389673U
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Abstract
A kind of metering ammeter automatic test device, comprise metering ammeter detection module and the metering ammeter high temperature ageing supplementary module of multiple metering ammeter installation site, supplementary module comprises again aging voltage source and aging current source module, voltage, electric current disconnecting relay; Aging voltage source, current source module are connected with the input end of voltage, electric current disconnecting relay respectively, the output terminal of voltage, electric current disconnecting relay is connected with the test voltage of metering ammeter detection module, current input circuit, and aging voltage and electric current are input to tested metering ammeter installation position; Aging voltage source module and voltage disconnecting relay input end adopt and conduct electricity red copper and arrange and be connected, aging voltage source module to be arranged with described conduction red copper by conductive roller and is connected, eliminate manual wiring, effectively improve the efficiency of the production run such as aging of metering ammeter robotization.
Description
Technical field
The utility model relates to measurement electric variable, particularly relates to test and the calibration of metering ammeter, particularly relates to the automatic test device used in metering ammeter automated production process, and the ageing tester in high temperature ageing process.
Background technology
In the production test procedure such as metering ammeter high temperature ageing, prior art can only by the metering ammeter carrier on artificial pair of connecting wires travelling belt as working plate or testing jig apply reference voltage, but applying load current then usually must external voltage, current source, metering ammeter tested for every block must be electrically connected and fasten under testing jig pattern, the load current of current source could be accessed, practical operation is quite loaded down with trivial details.
For the metering ammeter carrier that the various production test processing line of metering ammeter is run and working plate, if the load current of external voltage current source will be accessed, make the lifting body action of production test processing line, operation working plate hold-down mechanism the Interface Terminal of metering ammeter is compressed; In this case to the resistant to elevated temperatures performance in electric current and voltage source, propose harsh requirement to the shelves stop mechanism, lifting body etc. of high temperature ageing line of production technology, also will carry out artificial wiring simultaneously and compress operation, production efficiency is low, and reliability is not high.
Utility model content
The technical problems to be solved in the utility model is to avoid above-mentioned the deficiencies in the prior art part, a difficult problem for voltage, electric current is applied for the metering ammeter of mass in the various technological processs that metering ammeter Aulomatizeted Detect is produced, and a kind of metering ammeter automatic detection device is provided, thus voltage, electric current can be applied by convenient, the efficient metering ammeter also realizing mass safely, especially be applicable in ageing process, the metering ammeter of mass applies voltage, electric current.For solveing the technical problem, the technical solution adopted in the utility model is: a kind of metering ammeter automatic test device, comprise: metering ammeter detection module, this module comprises test voltage input circuit, measuring current input circuit, and the installation position of at least one place metering ammeter to be tested; Metering ammeter high temperature ageing supplementary module, comprises aging voltage source module, aging current source module, voltage disconnecting relay and electric current disconnecting relay; Aging voltage source module is connected with each contact input end of voltage disconnecting relay, the output terminal of each contact of voltage disconnecting relay is connected with the test voltage input circuit of metering ammeter detection module, and the aging voltage of aging voltage source module is delivered to tested metering ammeter installation position; Aging current source module is connected with each contact input end of electric current disconnecting relay, each contact output terminal of electric current disconnecting relay is connected with the measuring current input circuit of metering ammeter detection module, and the electric current of aging current source module is delivered to tested metering ammeter installation position.
In described metering ammeter automatic test device, described metering ammeter high temperature ageing supplementary module, comprises the conduction red copper be connected with external power source and arranges, for external power source is input to aging voltage source module.
In described metering ammeter automatic test device, described external power source to be arranged with described conduction red copper by conductive roller and is electrically connected.
In described metering ammeter automatic test device, described aging voltage source module comprises isolating transformer, and this isolating transformer comprises again plural output tap, and its input voltage is 220V, and output voltage is 154V to 284V.
In described metering ammeter automatic test device, described isolating transformer, also comprise at least two output voltage dynamic circuit connector selector switch, at least two of corresponding isolating transformer export tap respectively, described selector switch can only be selected one and be closed, the output voltage of its correspondence comprises 154V, 220V, 284V, is namely 154V, 220V and 284V any one by described selector switch selection isolating transformer output voltage.
In described metering ammeter automatic test device, described aging current source module comprises current lifting device, and the output being input as the isolating transformer of described aging voltage source module of this current lifting device, the output of this current lifting device is the output of aging current source module.
In described metering ammeter automatic test device, described current lifting device also comprises current lifting device input voltage selector switch, for selecting the input voltage tap of current lifting device, to adjust the output current of current lifting device.
In described metering ammeter automatic test device, described current lifting device input voltage selector switch has at least two stationary contacts, at least two taps of corresponding current lifting device voltage input respectively, comprising input voltage is 200V, 220V and 240V, namely by the moving contact that current lifting device input voltage selector switch is only, the input voltage of current lifting device is selected to be any one of 200V, 220V and 240V.
In described metering ammeter automatic test device, described tested metering ammeter installation position is at least two places, tested metering ammeter installation position, many places connects for current-series structure, and namely the current output terminal of a tested metering ammeter installation position, place is connected to the current input terminal that next locates tested metering ammeter installation position.
In described metering ammeter automatic test device, the quantity of described tested metering ammeter installation position is the integral multiple of six, and tested metering ammeter installation position, many places connects for voltage parallel structure.
The beneficial effects of the utility model are: 1, conduction red copper row is installed in automatic detection device inside, contacts, power supply is introduced automatic detection device with the conductive roller that corresponding operation production line is installed.Avoid the troublesome operation that manual wiring is such, improve production efficiency, reduce human cost, also improve the reliability of connection; 2, voltage, electric current disconnecting relay is adopted to realize with input power and measurement circuit is completely isolated, mutually insulated, be independent of each other.Make production process, meet relevant national standard and IEC standard; 3, the independent voltage, the current source that adopt small-sized current lifting device such, avoid in ammeter in enormous quantities, working plate high temperature ageing process, uses complicated voltage, current generating apparatus; 4, the output voltage selector switch of described isolating transformer and the design of current lifting device voltage input switch make the metering ammeter on working plate can realize the cycle drop test of make-and-break voltage, electric current conveniently by switch control rule, help the testing efficiency improving metering ammeter.
The utility model content is a difficult problem for the metering ammeter energising current voltage of mass in the various technological processs for the production of metering ammeter Aulomatizeted Detect, conduction red copper row 260 is installed bottom the working plate installing metering ammeter, in the system of corresponding operation, conductive contact roller is installed, when the working plate installing metering ammeter moves to corresponding procedure position, during as high temperature ageing operation, upper and lower table station, CCD detection operation, many metering ammeters on conduction red copper row 260 energising access working plates bottom the working plate of installation metering ammeter, and make system energization work.The quantity of the metering ammeter on a working plate is generally 12, also can be 6 or other quantity.Multiple working plate can work simultaneously or repeating query work to enhance productivity, can the metering ammeter energising current voltage of convenient, efficient, application solutions mass.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize utility model instructions and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Accompanying drawing explanation
Fig. 1 is the power supply input annexation schematic diagram of the utility model metering ammeter automatic test device preferred embodiment when high temperature ageing;
Voltage when Fig. 2 is described preferred embodiment metering ammeter conventionally test, current source input annexation schematic diagram;
Fig. 3 is the annexation schematic diagram of each parts of described preferred embodiment;
Fig. 4 is the annexation schematic diagram of metering ammeter high temperature ageing supplementary module 200 in Fig. 3.
Embodiment
Metering ammeter automatic test device involved by the utility model, comprising: metering ammeter detection module 100, and this module comprises test voltage input circuit, measuring current input circuit, and the installation position of at least one place metering ammeter to be tested; Metering ammeter high temperature ageing supplementary module 200, comprises aging voltage source module 210, aging current source module 220, voltage disconnecting relay 230 and electric current disconnecting relay 240; Aging voltage source module 210 is connected with each contact input end of voltage disconnecting relay 230, the output terminal of each contact of voltage disconnecting relay 230 is connected with the test voltage input circuit of metering ammeter detection module 100, and the aging voltage of aging voltage source module 210 is delivered to tested metering ammeter installation position; Aging current source module 220 is connected with each contact input end of electric current disconnecting relay 240, each contact output terminal of electric current disconnecting relay 240 is connected with the measuring current input circuit of metering ammeter detection module 100, and the electric current of aging current source module 220 is delivered to tested metering ammeter installation position.
Namely the utility model metering ammeter automatic test device comprises non-interference, independently two parts of mutual insulating, and one is the normal testing circuit of metering ammeter, and another is then participate in the voltage of high temperature ageing, the special circuit of current source.The normal detection line of metering ammeter and metering ammeter detection module 100, this module comprises test voltage input circuit, measuring current input circuit, metering ammeter installation position that at least one is tested; Participate in the voltage of high temperature ageing, the dedicated line of current source, i.e. metering ammeter high temperature ageing supplementary module 200, this module comprises aging voltage source module 210, aging current source module 220, voltage disconnecting relay 230 and electric current disconnecting relay 240.
In described metering ammeter automatic test device, described metering ammeter high temperature ageing supplementary module 200, comprises the conduction red copper be connected with external power source and arranges 260, for external power source is input to aging voltage source module 210.
In described metering ammeter automatic test device, described external power source is arranged 260 by conductive roller 270 with described conduction red copper and is electrically connected.The access way of conductive roller makes the access in electric current and voltage source become flexible.
In described metering ammeter automatic test device, described aging voltage source module 210 comprises isolating transformer 212, and this isolating transformer 212 comprises again plural output tap, and its input voltage is 220V, and output voltage is 154V to 284V.
In described metering ammeter automatic test device, described isolating transformer 212, also comprise at least two output voltage dynamic circuit connector selector switch 213, at least two of corresponding isolating transformer 212 export tap respectively, described selector switch 213 can only be selected one and be closed, the output voltage of its correspondence comprises 154V, 220V, 284V, namely selects isolating transformer 212 output voltage to be any one of 154V, 220V and 284V by described selector switch 213.
In described metering ammeter automatic test device, described aging current source module 220 comprises current lifting device 232, the output being input as the isolating transformer 212 of described aging voltage source module 210 of this current lifting device 232, the output of this current lifting device 232 is the output of aging current source module 220.
In described metering ammeter automatic test device, described current lifting device 232 also comprises current lifting device input voltage selector switch, for selecting the input voltage tap of current lifting device 232, to adjust the output current of current lifting device 232.
In described metering ammeter automatic test device, described current lifting device input voltage selector switch has at least two stationary contacts, at least two taps of corresponding current lifting device 232 voltage input respectively, comprising input voltage is 200V, 220V and 240V, namely by the moving contact that current lifting device input voltage selector switch is only, the input voltage of current lifting device 232 is selected to be any one of 200V, 220V and 240V.
In described metering ammeter automatic test device, described tested metering ammeter installation position is at least two places, tested metering ammeter installation position, many places connects for current-series structure, and namely the current output terminal of a tested metering ammeter installation position, place is connected to the current input terminal that next locates tested metering ammeter installation position.
In described metering ammeter automatic test device, the quantity of described tested metering ammeter installation position is the integral multiple of six, and tested metering ammeter installation position, many places connects for voltage parallel structure.
Metering ammeter automatic test device as described in the utility model in Fig. 1 is at the power supply input annexation schematic diagram of high temperature ageing; When high temperature ageing, the voltage source often in cover metering ammeter automatic test device and current source are responsible for powering to the ammeter on this device metering ammeter installation position, carry out burn-in test.When burn-in test owing to only needing for electrical testing, do not need very accurate voltage and current source metering ammeter to be carried out to the adjustment of range, therefore such device simplifies the ageing tester of metering ammeter.
Figure 2 shows that the power supply input annexation schematic diagram of metering ammeter automatic test device described in the utility model when metering ammeter conventionally test; The adjustment test process of metering ammeter, needs the electric current and voltage source of introducing multiple different range and precision, could realize the adjustment of metering ammeter in adjustment test process, and in ageing process, does not need as follows complicated power supply input system; When applying this device, also has the change-over switch in input voltage and input current source, when needs carry out metering ammeter adjustment time, can switch be utilized to turn off the voltage and current source on metering ammeter automatic test device, to mask electric current and voltage source inner on metering ammeter automatic test device, the voltage and current source can accessing other is tested.Such device conveniently carries out burn-in test, simultaneously also compatible with other automatic test operations easily, avoid artificial wiring, the normal detection line of metering ammeter can be shared, avoid the workload of the artificial wiring that the frequent switching between each procedure brings, substantially increase work efficiency.
In fig. 2, I and I ' is the Same Name of Ends of 12 ammeter electric current accesses in metering ammeter automatic test device; U ' 1-1 to U ' 1-12 is the Same Name of Ends of 12 meter voltage accesses on metering ammeter automatic test device; When normally measuring, the electric current crimp type terminal of also accessible normal metering and voltage crimp type terminal, situation as shown in Figure 2.Normal metering ammeter carry out measuring or adjustment time, Same Name of Ends I and I ' of 12 ammeter electric current accesses in metering ammeter automatic test device is by controlling the output of the program control current source of access and current relay KI; Same Name of Ends U ' 1-1 to the U ' 1-12 of 12 meter voltage accesses on metering ammeter automatic test device, exports U1-1 to U1-12 by controlling the program control voltage source of access.
The annexation schematic diagram of each parts in Fig. 3 metering ammeter described in the utility model automatic test device.Figure comprises two parts: a part is the normal detection line of metering ammeter and metering ammeter detection module 100, and this module comprises test voltage input circuit, measuring current input circuit, metering ammeter installation position that at least one is tested; Usual a set of metering ammeter automatic test device there are 12 metering ammeter installation sites, show 6 installation positions in figure 3, eliminate other 6 installation sites; Fig. 3 and Fig. 1 is visible, and the voltage of each metering ammeter accesses from the relay of the voltage KU of control 12 ammeters, is U ' 1-1 to U ' 1-12 respectively, and 12 ammeter coating-forming voltage are in parallel; The electric current of each metering ammeter accesses from the relay of electric current KI, and electric current I flows into first ammeter from current relay, after flow through other ammeters successively, 12 ammeters form current-series.
In figure 3: KI, KU are the internal current source of metering ammeter automatic test device, the wiring control end of voltage source and metering circuit; GI is the inner current source for high temperature ageing energising; GB is the inner voltage source for high temperature ageing energising; I and I ' is the Same Name of Ends of 12 ammeter electric current accesses in metering ammeter automatic test device; U1-1 to U1-12 is the Same Name of Ends of 12 meter voltage accesses on metering ammeter automatic test device; Time aging, Same Name of Ends U ' 1-1 to the U ' 1-12 of 12 meter voltage accesses on metering ammeter automatic test device, by controlling the access voltage source of high temperature ageing and the output U1-1 to U1-12 of voltage relay KU; Time aging, Same Name of Ends I and I ' of 12 ammeter electric current accesses in metering ammeter automatic test device accesses I1-1-1 by the control access current source of high temperature ageing and the output I of current relay KI from first ammeter input end, flows out flow into second ammeter for I ' 1-1-1 from first ammeter; Pass through so successively third and fourth, five, six ammeters, flow out I ' 1-1-6 from the 6th ammeter, flow into the 7th ammeter; Again successively through the 8th, nine, ten, 11,12 ammeters, flow out I ' 1-1-12 and I ' from the 12 ammeter; The current return of each ammeter series connection of such formation.
A Fig. 3 in addition part is the participation voltage of high temperature ageing, the dedicated line of current source, i.e. metering ammeter high temperature ageing supplementary module 200; This part as shown in Figure 4, comprises aging voltage source module 210, aging current source module 220, voltage disconnecting relay 230 and electric current disconnecting relay 240.At the high temperature ageing station of metering ammeter automatic production line, upper and lower ammeter station or CCD detect station and arrange insulating power supply GB, and insulating power supply GB is caused the conductive roller 270GL of the corresponding station of automatic production line, when working plate moves to corresponding station, red copper row in tool base plate contacts with GL and 220V power supply is sent into working plate, the relay of voltage KU of corresponding control 12 ammeters and the actuating of relay of electric current KI, turn-on voltage source GL, current source GI, by 220V voltage, 10A electric current sends into the electric current and voltage loop of 12 ammeters, the voltage and current of high temperature ageing adjusts by the tap of GB and GI, the voltage circuit of 12 ammeters adopts and connects pattern, current return adopts series model, realize the analog detection of ammeter in practical state.The access way of conductive roller makes the access in electric current and voltage source become flexible, and the voltage and current of high temperature ageing is undertaken adjusting by the tap of GB and GI and also makes the electric current and voltage of the voltage source of high temperature Gao Hua and current source to arrange flexibly and to switch.
Include the metering ammeter automatic test device of the voltage of high temperature ageing, the dedicated line of current source, the disconnecting relay of voltage, electric current is installed in the working plate interlayer inside of installing metering ammeter, the current source of high temperature ageing, voltage supply line road are separated completely, reach safe insulation, make the ammeter connection line of each working plate separately independently, relevant national standard and IEC standard can be met.The in-built current source of metering ammeter automatic test device is generally 10A.
Claims (10)
1. a metering ammeter automatic test device, is characterized in that, comprising:
Metering ammeter detection module (100), this module comprises test voltage input circuit, measuring current input circuit, and the installation position of at least one place metering ammeter to be tested;
Metering ammeter high temperature ageing supplementary module (200), comprises aging voltage source module (210), aging current source module (220), voltage disconnecting relay (230) and electric current disconnecting relay (240);
Aging voltage source module (210) is connected with each contact input end of voltage disconnecting relay (230), the output terminal of voltage disconnecting relay (230) each contact is connected with the test voltage input circuit of metering ammeter detection module (100), and the aging voltage of aging voltage source module (210) is delivered to tested metering ammeter installation position;
Aging current source module (220) is connected with each contact input end of electric current disconnecting relay (240), each contact output terminal of electric current disconnecting relay (240) is connected with the measuring current input circuit of metering ammeter detection module (100), and the electric current of aging current source module (220) is delivered to tested metering ammeter installation position.
2. metering ammeter automatic test device according to claim 1, it is characterized in that, described metering ammeter high temperature ageing supplementary module (200), comprises the conduction red copper be connected with external power source and arranges (260), for external power source being input to aging voltage source module (210).
3. metering ammeter automatic test device according to claim 2, is characterized in that, described external power source is arranged (260) by conductive roller (270) with described conduction red copper and is electrically connected.
4. metering ammeter automatic test device according to claim 1, it is characterized in that, described aging voltage source module (210) comprises isolating transformer (212), this isolating transformer (212) comprises again plural output tap, its input voltage is 220V, and output voltage is 154V to 284V.
5. metering ammeter automatic test device according to claim 4, it is characterized in that, described isolating transformer (212), also comprise at least two output voltage dynamic circuit connector selector switch (213), at least two of corresponding isolating transformer (212) export tap respectively, described selector switch (213) can only be selected one and be closed, the output voltage of its correspondence comprises 154V, 220V, 284V, is namely 154V, 220V and 284V any one by described selector switch (213) selection isolating transformer (212) output voltage.
6. metering ammeter automatic test device according to claim 4, it is characterized in that, described aging current source module (220) comprises current lifting device (232), the output being input as the isolating transformer (212) of described aging voltage source module (210) of this current lifting device (232), the output of this current lifting device (232) is the output of aging current source module (220).
7. metering ammeter automatic test device according to claim 6, it is characterized in that, described current lifting device (232) also comprises current lifting device input voltage selector switch, for selecting the input voltage tap of current lifting device (232), to adjust the output current of current lifting device (232).
8. metering ammeter automatic test device according to claim 7, it is characterized in that, described current lifting device input voltage selector switch has at least two stationary contacts, at least two taps of corresponding current lifting device (232) voltage input respectively, comprising input voltage is 200V, 220V and 240V, namely by the moving contact that current lifting device input voltage selector switch is only, the input voltage of current lifting device (232) is selected to be any one of 200V, 220V and 240V.
9. metering ammeter automatic test device according to claim 1, it is characterized in that, described tested metering ammeter installation position is at least two places, tested metering ammeter installation position, many places connects for current-series structure, and namely the current output terminal of a tested metering ammeter installation position, place is connected to the current input terminal that next locates tested metering ammeter installation position.
10. metering ammeter automatic test device according to claim 1, is characterized in that, the quantity of described tested metering ammeter installation position is the integral multiple of six, and tested metering ammeter installation position, many places connects for voltage parallel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420856405.0U CN204389673U (en) | 2014-12-30 | 2014-12-30 | Metering ammeter automatic test device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420856405.0U CN204389673U (en) | 2014-12-30 | 2014-12-30 | Metering ammeter automatic test device |
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| CN204389673U true CN204389673U (en) | 2015-06-10 |
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| CN201420856405.0U Expired - Fee Related CN204389673U (en) | 2014-12-30 | 2014-12-30 | Metering ammeter automatic test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597044A (en) * | 2016-12-15 | 2017-04-26 | 万沙电气有限公司 | Electric energy meter connector with acousto-optic alarm and automatic shorting function |
-
2014
- 2014-12-30 CN CN201420856405.0U patent/CN204389673U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597044A (en) * | 2016-12-15 | 2017-04-26 | 万沙电气有限公司 | Electric energy meter connector with acousto-optic alarm and automatic shorting function |
| CN106597044B (en) * | 2016-12-15 | 2019-03-19 | 万沙电气有限公司 | A kind of electric energy meter connector with sound-light alarm and automatic short circuit function |
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Address after: Pingshan Shenzhen city of Guangdong Province Jinniu Road 518118 No. 16 Huahan science and Technology Industrial Park, No. 2 building 218A Patentee after: SHENZHEN HEMEI GROUP CO.,LTD. Address before: 518053 Guangdong city of Shenzhen province Nanshan District Qiaoxiang road Oriental Science Park Branch building six floor Patentee before: Shenzhen Haoningda Meters Co.,Ltd. |
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Effective date of registration: 20170703 Address after: Pingshan Shenzhen city of Guangdong Province Jinniu Road 518118 No. 16 Huahan science and Technology Industrial Park, No. 2 building 218A Co-patentee after: HUIZHOU HAONINGDA TECHNOLOGY Co.,Ltd. Patentee after: SHENZHEN HEMEI GROUP CO.,LTD. Address before: Pingshan Shenzhen city of Guangdong Province Jinniu Road 518118 No. 16 Huahan science and Technology Industrial Park, No. 2 building 218A Patentee before: SHENZHEN HEMEI GROUP CO.,LTD. |
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