CN211826461U - Wireless photoelectric pulse connecting device for ammeter detection - Google Patents
Wireless photoelectric pulse connecting device for ammeter detection Download PDFInfo
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- CN211826461U CN211826461U CN201922162029.0U CN201922162029U CN211826461U CN 211826461 U CN211826461 U CN 211826461U CN 201922162029 U CN201922162029 U CN 201922162029U CN 211826461 U CN211826461 U CN 211826461U
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Abstract
The utility model belongs to the technical field of the ammeter is made, concretely relates to wireless photoelectric pulse connecting device for ammeter detects. Adopt artifical wiring to carry out the not enough that detects to current ammeter, the utility model discloses a following technical scheme: a wireless electro-optical pulse connection device for meter detection, the connection module comprising: the wireless receiving module receives a wireless pulse signal from the ammeter to be detected; the interface module is electrically connected with the wireless receiving module and is connected with the meter detecting platform body; and the power conversion module is electrically connected with the interface module and supplies power to the wireless receiving module. The utility model discloses a wireless photoelectric pulse connecting device's beneficial effect is: when detecting, need not to examine photoelectric head on the table body and wait to examine the optical pulse interface and the electric pulse interface of ammeter and be connected, reduce artifical the participation, the higher error inspection flow of accomplishing batch ammeter of efficiency.
Description
Technical Field
The utility model belongs to the technical field of the ammeter is made, concretely relates to wireless photoelectric pulse connecting device for ammeter detects.
Background
When the current intelligent electric meter is produced in batch in a workshop, the error of the meter with the optical pulse signal or the electric pulse signal needs to be detected. The detection of the optical pulse signal requires that a photoelectric head connected to a meter detection table body is manually aligned to an optical pulse output port of an electric meter, and then proper adjustment is carried out so that the photoelectric head can accurately receive the optical pulse signal output by the electric meter; the detection of the electric pulse signals requires that a cluster of electric signal wires connected to the detection meter table body are correctly aligned with the electric pulse signal terminals of the electric meter according to the mark of the clamp.
The error detection of the electric meter is generally divided into active error and reactive error. Therefore, when detecting the optical pulse signal, the active LED (optical pulse output port) lamp of the electric meter needs to be aligned first, and after the active detection is completed, the optical pickup is adjusted again to align the reactive LED (optical pulse output port) lamp of the electric meter, where manual intervention is needed to accurately align the optical pulse signal twice, if there is no result caused by alignment: the optical pulse signal may not be received normally by the table body, and the error data obtained by the table detection may have a jump (not good when the error is good) or the optical pulse signal may not be received directly without the error data. The same is also the same to the signal detection of electric pulse, needs the manual work to be connected to the far artery of ammeter towards mouthful (signal pulse output port) with a cluster of signal line difference accuracy, also distinguishes active output port and idle output port, if press from both sides wrong result that leads to: 1. the photoelectric head of the table body can be damaged; 2. the table body can not receive the electric pulse signal normally.
The shop production usually uses a rack-by-rack table, and 48 tables can be installed on one rack, that is, 48 × 2 aligned photoelectric pulse signals are required manually for producing one table. The mode of manual work wiring reduces work production efficiency, increases simultaneously and leads to the risk that photoelectric pulse can not normally detect and the device damages after manual operation error.
Disclosure of Invention
The utility model discloses adopt artifical wiring to carry out the not enough that detects to current ammeter, provide a wireless photoelectric pulse connecting device for ammeter detects, can reduce artifical the participation, promote detection reliability and detection efficiency, reduce the damage risk.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a wireless electro-optical pulse connection device for meter detection, the connection device comprising:
the wireless receiving module receives a wireless pulse signal from the ammeter to be detected;
the interface module is electrically connected with the wireless receiving module and the meter detecting platform body;
and the meter detecting platform body supplies power to the wireless receiving module through the power conversion module.
The utility model discloses a wireless photoelectricity pulse connecting device, it has wireless receiving module, interface module and power conversion module, wireless receiving module receives and comes from the wireless pulse signal of waiting to examine the ammeter and changes electric pulse signal and send for interface module, interface module sends the electric pulse signal from wireless receiving module to examine the table body, and simultaneously, examine the table body and pass through interface module and power conversion module and supply power to wireless receiving module, when examining, need not to examine the photoelectric head on the table body and wait to examine the optical pulse interface and the electric pulse interface of ammeter and be connected, reduce artifical the participation, the higher error inspection flow of completion batch ammeter of efficiency. The utility model discloses a wireless photoelectric pulse connecting device is applicable to the detection of waiting to examine the ammeter that has wireless sending module.
As an improvement, the wireless pulse signal of the electric meter to be detected comprises an electric pulse signal, the electric pulse signal comprises an active pulse signal and a reactive pulse signal, the wireless receiving module outputs the active electric pulse signal and the reactive electric pulse signal, and the interface module is provided with an active electric pulse interface and a reactive electric pulse interface. The wireless receiving module outputs the active electric pulse signal and the reactive electric pulse signal, and errors of the active electric pulse signal and the reactive electric pulse signal of the electric meter can be detected.
As an improvement, the connecting device further comprises an optical coupling isolation module, the optical coupling isolation module receives the active electric pulse signal and the reactive electric pulse signal from the wireless receiving module and sends the active electric pulse signal and the reactive electric pulse signal to the interface module, and the optical coupling isolation module isolates a power supply signal connected to the wireless receiving module by the interface module and a signal connected to an active electric pulse interface of the detection table body by the interface module. The optical coupling isolation module prevents the wireless receiving module from being burnt out due to abnormal active electric pulse signals, plays a certain role in protection,
as an improvement, the optical coupling isolation module adopts an LTV-816S-TP-D3-TXCU chip, and Tr and Tf of the chip are in the us level. Tr (rise time) and Tf (fall time) are on the us level and do not affect the pulse detection on the ms level.
As an improvement, the wireless receiving module is a Bluetooth module, the Bluetooth module is designed by using low power consumption and has Bluetooth 5.0, standby power consumption of 1uA, full-speed running of 4-5mA, and signal transmission distance of more than 15 m.
As an improvement, the power supply conversion module adopts a high-voltage-resistant low-differential LDO-MD8233 chip, and the maximum input power supply can reach 40V.
As an improvement, the connecting device further comprises a power indicator light, the power indicator light is electrically connected with the power conversion module, and the power indicator light is always on when the power indicator light is correctly connected.
As an improvement, the wireless pulse signals of the electric meter to be detected comprise optical pulse signals, the optical pulse signals comprise active optical pulse signals and idle optical pulse signals, the connecting device further comprises a pulse indicator lamp, the pulse indicator lamp is electrically connected with the wireless receiving module, and the pulse indicator lamp flickers when receiving the pulse signals.
As a modification, the power indicator light and the pulse indicator light are different in color,
as an improvement, the connecting device is integrated on a circuit board, a mounting hole is formed in the circuit board, and the circuit board is mounted on the meter checking table body.
The utility model discloses a wireless photoelectric pulse connecting device's beneficial effect is: when detecting, need not to examine photoelectric head on the table body and wait to examine the optical pulse interface and the electric pulse interface of ammeter and be connected, reduce artifical the participation, the higher error inspection flow of accomplishing batch ammeter of efficiency.
Drawings
Fig. 1 is a block diagram of a wireless photoelectric pulse connection device according to a first embodiment of the present invention.
Fig. 2 is a block diagram of a wireless photoelectric pulse connection device according to a first embodiment of the present invention.
Fig. 3 is a plane distribution diagram of each module of the wireless photoelectric pulse connection device according to the first embodiment of the present invention.
Fig. 4 is a schematic view of an interface module of a wireless photoelectric pulse connection device according to a first embodiment of the present invention.
Fig. 5 is a schematic circuit diagram of a power supply switching module of a wireless photoelectric pulse connection device according to a first embodiment of the present invention.
Fig. 6 is a schematic circuit diagram of a bluetooth module of a wireless photoelectric pulse connection device according to the first embodiment of the present invention.
Fig. 7 is a schematic circuit diagram of an optical coupling isolation module of a wireless photoelectric pulse connection device according to the first embodiment of the present invention.
Detailed Description
The technical solutions of the embodiments of the present invention will be explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and are not all embodiments. Other embodiments obtained by persons skilled in the art without any inventive work based on the embodiments in the embodiment belong to the protection scope of the invention.
Referring to fig. 1 to 7, the utility model discloses a wireless photoelectric pulse connecting device for ammeter detects, connecting device includes:
the wireless receiving module receives a wireless pulse signal from the ammeter to be detected;
the interface module is electrically connected with the wireless receiving module and the meter detecting platform body;
and the meter detecting platform body supplies power to the wireless receiving module through the power conversion module.
The utility model discloses a wireless photoelectricity pulse connecting device, it has wireless receiving module, interface module and power conversion module, wireless receiving module receives and comes from the wireless pulse signal of waiting to examine the ammeter and changes electric pulse signal and send for interface module, interface module sends the electric pulse signal from wireless receiving module to examine the table body, and simultaneously, examine the table body and pass through interface module and power conversion module and supply power to wireless receiving module, when examining, need not to examine the photoelectric head on the table body and wait to examine the optical pulse interface and the electric pulse interface of ammeter and be connected, reduce artifical the participation, the higher error inspection flow of completion batch ammeter of efficiency. The utility model discloses a wireless photoelectric pulse connecting device is applicable to the detection of waiting to examine the ammeter that has wireless sending module.
Example one
Referring to fig. 1 to 7, the utility model discloses a wireless photoelectric pulse connecting device for ammeter detects, connecting device includes:
the wireless receiving module receives a wireless pulse signal from the ammeter to be detected;
the interface module is electrically connected with the wireless receiving module and the meter detecting platform body;
and the meter detecting platform body supplies power to the wireless receiving module through the power conversion module.
The utility model discloses a wireless photoelectricity pulse connecting device, it has wireless receiving module, interface module and power conversion module, wireless receiving module receives and comes from the wireless pulse signal of waiting to examine the ammeter and changes electric pulse signal and send for interface module, interface module sends the electric pulse signal from wireless receiving module to examine the table body, and simultaneously, examine the table body and pass through interface module and power conversion module and supply power to wireless receiving module, when examining, need not to examine the photoelectric head on the table body and wait to examine the optical pulse interface and the electric pulse interface of ammeter and be connected, reduce artifical the participation, the higher error inspection flow of completion batch ammeter of efficiency. The utility model discloses a wireless photoelectric pulse connecting device is applicable to the detection of waiting to examine the ammeter that has wireless sending module.
As an improvement, the wireless pulse signal of the electric meter to be detected comprises an electric pulse signal, the electric pulse signal comprises an active pulse signal and a reactive pulse signal, the wireless receiving module outputs the active electric pulse signal and the reactive electric pulse signal, and the interface module is provided with an active electric pulse interface and a reactive electric pulse interface. The wireless receiving module outputs the active electric pulse signal and the reactive electric pulse signal, and errors of the active electric pulse signal and the reactive electric pulse signal of the electric meter can be detected.
As an improvement, the connecting device further comprises an optical coupling isolation module, the optical coupling isolation module receives the active electric pulse signal and the reactive electric pulse signal from the wireless receiving module and sends the active electric pulse signal and the reactive electric pulse signal to the interface module, and the optical coupling isolation module isolates a power supply signal connected to the wireless receiving module by the interface module and a signal connected to an active electric pulse interface of the detection table body by the interface module. The optical coupling isolation module prevents the wireless receiving module from being burnt out due to abnormal active electric pulse signals, plays a certain role in protection,
as an improvement, the power supply conversion module adopts a high-voltage-resistant low-differential LDO-MD8233 chip, and the maximum input power supply can reach 40V.
As an improvement, the connecting device further comprises a power indicator light, the power indicator light is electrically connected with the power conversion module, and the power indicator light is always on when the power indicator light is correctly connected.
As an improvement, the wireless pulse signals of the electric meter to be detected comprise optical pulse signals, the optical pulse signals comprise active optical pulse signals and idle optical pulse signals, the connecting device further comprises a pulse indicator lamp, the pulse indicator lamp is electrically connected with the wireless receiving module, and the pulse indicator lamp flickers when receiving the pulse signals.
As a modification, the power indicator light and the pulse indicator light are different in color,
referring to fig. 3, as an improvement, the connecting device is integrated on a circuit board, the circuit board is provided with a mounting hole, and the circuit board is mounted on the meter checking table body.
Referring to fig. 4, LED1 is a module power indicator light; VIN is the module power input; VCC is 3.3V with stable power output. GND is ground reference.
Referring to fig. 5, LED1 is a module power indicator light; VIN is the module power input; VCC is 3.3V with stable power output. GND is ground reference.
Referring to fig. 6, as an improvement, the wireless receiving module is a bluetooth module, which uses bluetooth 5.0 designed for low power consumption, the standby power consumption is 1uA, the full-speed operation is 4-5mA, and the signal transmission distance is more than 15 m. The Bluetooth module is provided with two electric pulse ports, one is IO _ YD2_ Ct (active electric pulse port), and the other is IO _ YD1_ Ct (inactive electric pulse port). The Bluetooth module converts the wireless pulse signals into the two electric pulse signals through conversion processing. And then the optical coupling isolation module is used for transmitting the optical coupling isolation signal to the interface module.
Referring to FIG. 7, as a modification, the optical coupling isolation module adopts an LTV-816S-TP-D3-TXCU chip, wherein Tr and Tf are in the us level. Tr (rise time) and Tf (fall time) are on the us level and do not affect the pulse detection on the ms level.
The embodiment of the utility model provides a wireless photoelectric pulse connecting device's theory of operation is: at first, wait to examine and have a bluetooth module on the ammeter, wait to examine the photoelectric pulse signal that bluetooth module on the ammeter will wait to examine the ammeter and pass through the wireless mode of bluetooth, accurate sending to the corresponding position number examine on the bluetooth wireless pulse signal receiving module on the table body, this module changes wireless pulse signal into the active pulse signal of telecommunication and idle pulse signal of telecommunication again, through opto-coupler isolation module, carry on interface module, interface module passes through the winding displacement and docks with the circular interface of school table body, interface module can provide the power to bluetooth module through power conversion module, also can be connected with school table body and bluetooth module electricity. And finally, the meter calibration platform body outputs a detection error according to the received electric signal.
The embodiment of the utility model provides a wireless photoelectric pulse connecting device's beneficial effect is: when detecting, need not to examine photoelectric head on the table body and wait to examine the optical pulse interface and the electric pulse interface of ammeter and be connected, reduce artifical the participation, the higher error inspection flow of accomplishing batch ammeter of efficiency.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto but is intended to cover various modifications and changes, including but not limited to the details shown in the drawings and described in the foregoing detailed description. Any modification which does not depart from the functional and structural principles of the invention is intended to be included within the scope of the following claims.
Claims (10)
1. The utility model provides a wireless photoelectricity pulse connection device for ammeter detects which characterized in that: the connecting device includes:
the wireless receiving module receives a wireless pulse signal from the ammeter to be detected;
the interface module is electrically connected with the wireless receiving module and the meter detecting platform body;
and the meter detecting platform body supplies power to the wireless receiving module through the power conversion module.
2. The wireless photoelectric pulse connection device for electricity meter detection according to claim 1, wherein: wait to examine wireless pulse signal of ammeter includes electric pulse signal, electric pulse signal includes active pulse signal and idle pulse signal, wireless receiving module exports active electric pulse signal and idle electric pulse signal, interface module has active electric pulse interface and idle electric pulse interface.
3. The wireless photoelectric pulse connection device for electricity meter detection according to claim 2, wherein: the connecting device further comprises an optical coupling isolation module, the optical coupling isolation module receives the active electric pulse signals and the reactive electric pulse signals from the wireless receiving module and sends the active electric pulse signals and the reactive electric pulse signals to the interface module, and the optical coupling isolation module isolates the power signals of the interface module connected to the wireless receiving module from the signals of the active electric pulse interface of the interface module connected to the detection table body.
4. A wireless electro-optical pulse connection device for electric meter detection as claimed in claim 3, wherein: the optical coupling isolation module adopts an LTV-816S-TP-D3-TXCU chip, and Tr and Tf of the optical coupling isolation module are in the us level.
5. A wireless electro-optical pulse connection device for electric meter detection as claimed in claim 3, wherein: the wireless receiving module is a Bluetooth module, the Bluetooth module is designed by using low power consumption and has the Bluetooth of 5.0, the standby power consumption of 1uA, the power consumption of 4-5mA during full-speed running, and the signal transmission distance of more than 15 m.
6. A wireless electro-optical pulse connection device for electric meter detection as claimed in claim 3, wherein: the power supply conversion module adopts a high-voltage-resistant low-differential LDO-MD8233 chip.
7. A wireless electro-optical pulse connection device for electric meter detection as claimed in claim 3, wherein: the connecting device also comprises a power indicator light, the power indicator light is electrically connected with the power conversion module, and the power indicator light is often turned on when the power indicator light is correctly connected.
8. The wireless photoelectric pulse connection device for electricity meter detection according to claim 7, wherein: wait to examine the wireless pulse signal of ammeter and include optical pulse signal, optical pulse signal includes active optical pulse signal and idle optical pulse signal, connecting device still includes the pulse pilot lamp, the pulse pilot lamp is connected with wireless receiving module electricity, the pulse pilot lamp scintillation when receiving pulse signal.
9. The wireless photoelectric pulse connection device for electricity meter detection according to claim 8, wherein: the power indicator light and the pulse indicator light are different in color.
10. A wireless electro-optical pulse connection device for electric meter detection as claimed in claim 3, wherein: the connecting device is integrated on a circuit board, a mounting hole is formed in the circuit board, and the circuit board is mounted on the meter checking table body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922162029.0U CN211826461U (en) | 2019-12-05 | 2019-12-05 | Wireless photoelectric pulse connecting device for ammeter detection |
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| CN201922162029.0U CN211826461U (en) | 2019-12-05 | 2019-12-05 | Wireless photoelectric pulse connecting device for ammeter detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112671476A (en) * | 2020-12-18 | 2021-04-16 | 南方电网电力科技股份有限公司 | Wireless pulse-per-second transmission method and system with fixed time delay |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112671476A (en) * | 2020-12-18 | 2021-04-16 | 南方电网电力科技股份有限公司 | Wireless pulse-per-second transmission method and system with fixed time delay |
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| TR01 | Transfer of patent right |
Effective date of registration: 20210316 Address after: 311100 Building 5, 138 Yunlian Road, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Marketing service center of State Grid Zhejiang Electric Power Co., Ltd Address before: The eight district of Hangzhou city in Zhejiang province 310014 Huadian Zhaohui under No. 1 Lane Patentee before: ELECTRIC POWER SCIENTIFIC RESEARCH INSTITUTE OF STATE GRID ZHEJIANG ELECTRIC POWER Co.,Ltd. |
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