CN211426728U - Wiring device for storage battery - Google Patents
Wiring device for storage battery Download PDFInfo
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- CN211426728U CN211426728U CN201922208189.4U CN201922208189U CN211426728U CN 211426728 U CN211426728 U CN 211426728U CN 201922208189 U CN201922208189 U CN 201922208189U CN 211426728 U CN211426728 U CN 211426728U
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Abstract
The utility model discloses a battery termination contains power supply loop, judges return circuit, major loop. The power supply loop comprises a first alternating current wiring terminal, a second alternating current wiring terminal and an alternating current direct current converter; the judgment loop comprises a first cathode terminal, a first anode terminal, a first diode, a solid-state relay and an alarm, wherein the first diode, the solid-state relay and the alarm are connected in series in the judgment loop; the main loop comprises a second positive terminal, a second negative terminal, a second diode, a current detector and a voltage detector; the second diode and the current detector are connected in series in the main loop, the voltage detector is connected in parallel in the main loop, and the power supply loop is respectively connected with the current detector and the voltage detector. The utility model provides a battery termination can realize battery polarity misconnection alarming function to can reflect main loop current and voltage information in real time, easy operation, powerful has very strong practicality in the battery maintenance field.
Description
Technical Field
The utility model relates to a battery maintenance technical field especially relates to a battery termination.
Background
The storage battery in the direct current system of the transformer substation is the last defense line for providing power supply guarantee for the equipment network, and the importance of the storage battery is self-evident. Once the storage battery is not in place for operation and maintenance, potential risks are brought to safe and stable operation of a power grid. In order to ensure safe and stable operation of the power grid, a failed storage battery in the operating storage battery needs to be replaced.
When the storage battery is replaced, the storage battery wiring device is required to be used for bridging the failed storage battery. When the wiring device is connected with the storage battery, the positive and negative electrodes of the wiring device need to be clearly distinguished, the positive and negative electrodes of the storage battery are judged, and then the connection is carried out according to the polarity. If the polarity is connected in a wrong way, the storage battery is short-circuited, short-circuit direct current is rapidly increased, and even the storage battery can explode. At present, polarity judgment of the storage battery is mainly manual judgment, a judgment result depends on experience and operation habits of judgment personnel, misjudgment is high in possibility, misconnection frequency is high, and potential safety hazards exist.
After the fault storage battery is bridged, the wiring device cannot visually reflect whether the fault storage battery is connected, monitoring personnel need to clamp a loop by using direct current clamps to display the current of the loop, and the connection condition cannot be reflected in real time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a battery termination has battery polarity misconnection alarming function, can judge battery polarity to can reflect major loop voltage and current information in real time.
An object of the utility model is to provide a battery termination.
The utility model discloses a further purpose is to solve the problem that the battery polarity was judged, prevents to judge the mistake because of the battery polarity and causes polarity reversal, reduces the incident and takes place the number of times, the safety and stability operation of guarantee electric wire netting.
The utility model discloses another further purpose is after carrying out the cross-over connection to trouble battery, and the monitoring to the return circuit is realized to the voltage electric current condition after the real-time display inserts.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a battery termination, termination contains:
the power supply circuit comprises a first alternating current wiring terminal, a second alternating current wiring terminal and an alternating current direct current converter;
the judging loop comprises a first cathode terminal, a first anode terminal, a first diode, a solid-state relay and an alarm, wherein the first diode, the solid-state relay and the alarm are connected in series in the judging loop; and
and the main loop comprises a second positive terminal, a second negative terminal, a second diode, a current detector and a voltage detector, the second diode and the current detector are connected in series in the main loop, the voltage detector is connected in parallel in the main loop, and the power supply loop is respectively connected with the current detector and the voltage detector.
Preferably, the solid-state relay is a dc type solid-state relay.
Preferably, the alarm is an audible and visual alarm.
Preferably, the wiring device further comprises a control switch, and the control switch is connected in series in the power supply loop.
Preferably, the wiring device further comprises an indicator, and the indicator is connected in parallel in the power supply loop.
Preferably, the current detector and the voltage detector are a current meter and a voltage meter, respectively.
Preferably, the current detector and the voltage detector are a digital display ammeter and a digital display voltmeter respectively.
Compared with the prior art, the utility model provides a battery termination has following beneficial effect:
the utility model provides a storage battery wiring device, which comprises a power supply loop, a judgment loop and a main loop, wherein the power supply loop can provide a stable direct current power supply for a current detector and a voltage detector; the judging loop realizes on-off control of the judging loop by utilizing the forward conduction and reverse voltage resistance characteristics of the diode and the on-off conduction control mode of the solid-state relay, and the alarm is connected in series on the judging loop, so that the functions of circuit conduction, alarm work and alarm in reverse connection can be realized; the main loop is connected with a current detector and a voltage detector, which can reflect current and voltage information in real time and achieve the purpose of detecting the circuit in real time.
The utility model provides a battery termination has battery polarity misconnection alarming function, can judge battery polarity to can reflect major loop voltage and current information in real time. The operation is simple, the function is strong, and the practicability is strong in the field of storage battery maintenance.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale.
Fig. 1 is the electric principle wiring diagram of the storage battery wiring device provided by the utility model.
In the figure, 1, a storage battery wiring device, 10, a power supply circuit, 11, a first alternating current terminal, 12, a second alternating current terminal, 13, a control switch, 14, an indicator, 15, an alternating current-direct current converter, 20, a judgment circuit, 21, a first negative terminal, 22, a first positive terminal, 23, a first diode, 24, a solid-state relay, 25, an alarm, 30, a main circuit, 31, a second positive terminal, 32, a second negative terminal, 33, a second diode, 34, a current detector, 35 and a voltage detector.
Detailed Description
The present invention will be further described with reference to the following examples. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the battery connection device 1 in the present embodiment includes a power supply circuit 10, a determination circuit 20, and a main circuit 30.
The power supply circuit 10 comprises a first ac terminal 11, a second ac terminal 12, a control switch 13, an indicator 14 and an ac-dc converter 15. When the power supply is used, the first alternating current terminal 11 and the second alternating current terminal 12 are inserted into an alternating current power supply to obtain 220V alternating current, the on-off of the power supply loop 10 is controlled through the control switch 13, the indicator 14 can display the on-off state of the power supply loop 10, and after the control switch 13 is closed, the alternating current is converted into direct current through the alternating current-direct current converter 15. In particular embodiments, indicator 14 may be, but is not limited to being, an indicator light.
The judgment circuit 20 comprises a first negative terminal 21, a first positive terminal 22, a first diode 23, a solid-state relay 24 and an alarm 25, wherein the first diode 23, the solid-state relay 24 and the alarm 25 are connected in series in the judgment circuit 20. When the storage battery is connected with the wiring device, the polarity of the storage battery is judged by using the judging loop 20, if the anode of the storage battery is connected with the first cathode terminal 21 of the wiring device, the cathode of the storage battery is connected with the first anode terminal 22 of the wiring device, and because the diode has the forward conduction characteristic, the first diode 23 is conducted, the solid-state relay 24 receives the control signal and then is changed into the conduction state from the disconnection state to form a closed loop, and the alarm 25 works and sends out an alarm signal to prompt the judgment error of the polarity of the storage battery.
If the positive pole of the storage battery is connected with the first positive pole binding post 22 of the wiring device, and the negative pole of the storage battery is connected with the first negative pole binding post 21 of the wiring device, at the moment, the first diode 23 is not conducted, the solid-state relay 24 is kept in an open state and cannot form a closed loop, the alarm 25 does not work and cannot send out an alarm signal, and at the moment, the polarity of the storage battery is judged correctly. In a specific embodiment, the solid-state relay 24 may be, but is not limited to, a dc type solid-state relay, and the alarm 25 may be, but is not limited to, an audible and visual alarm and a buzzer alarm.
The main circuit 30 includes a second positive terminal 31, a second negative terminal 32, a second diode 33, a current detector 34, and a voltage detector 35, the second diode 33 and the current detector 34 are connected in series in the main circuit 30, the voltage detector 35 is connected in parallel in the main circuit 30, and the power supply circuit 10 is connected to the current detector 34 and the voltage detector 35, respectively. The second diode 33 has a reverse withstand voltage, and can prevent the short circuit of the main circuit 30. The power supply loop 10 can provide a stable dc power supply for the current detector 34 and the voltage detector 35.
In some embodiments, the current detector 34 and the voltage detector 35 can display whether there is a current or a voltage, respectively, in a specific embodiment, the current detector 34 and the voltage detector 35 are a current meter and a voltage meter, respectively, and in some preferred embodiments, the current detector 34 and the voltage detector 35 are a digital display current meter and a digital display voltage meter, respectively. It will also be apparent to those skilled in the art that the current detector or the voltage detector may be replaced with other types of detectors depending on the detection function.
In order to change the battery in operation without interruption, it is necessary to bridge the failed battery and keep the main circuit 30 open. The method comprises the following steps: the positive pole of the storage battery before the fault storage battery is connected to the second positive pole terminal 31, and the negative pole of the storage battery after the fault storage battery is connected to the second negative pole terminal 32; in order to prevent the polarity from being reversely connected during the bridging, the polarity of the anode of the storage battery before the fault storage battery and the polarity of the cathode of the storage battery after the fault storage battery are judged by using the judgment loop 20; through the bridging, the storage battery with faults is isolated and then is detached, in addition, in the operation process, the current and voltage information of the storage battery is displayed in real time, and whether the bridging circuit works normally or not is mastered.
The utility model provides a battery termination has battery polarity misconnection alarming function, can judge battery polarity to can reflect major loop voltage and current information in real time. The operation is simple, the function is strong, and the practicability is strong in the field of storage battery maintenance.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (7)
1. A battery wiring device, comprising:
the power supply circuit comprises a first alternating current wiring terminal, a second alternating current wiring terminal and an alternating current direct current converter;
the judging circuit comprises a first cathode terminal, a first anode terminal, a first diode, a solid-state relay and an alarm, wherein the first diode, the solid-state relay and the alarm are connected in series in the judging circuit; and
the main loop comprises a second positive terminal, a second negative terminal, a second diode, a current detector and a voltage detector, the second diode and the current detector are connected in series in the main loop, the voltage detector is connected in parallel in the main loop, and the power supply loop is respectively connected with the current detector and the voltage detector.
2. The battery wiring device according to claim 1, wherein the solid-state relay is a direct current type solid-state relay.
3. The battery wiring device of claim 1, wherein the alarm is an audible and visual alarm.
4. The battery wiring device as defined in claim 1, further comprising a control switch connected in series in the power supply loop.
5. The battery wiring device as defined in claim 1, further comprising an indicator connected in parallel in the power circuit.
6. The battery wiring device according to claim 1, wherein the current detector and the voltage detector are a current meter and a voltage meter, respectively.
7. The battery wiring device according to claim 6, wherein the current detector and the voltage detector are a digital display ammeter and a digital display voltmeter, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922208189.4U CN211426728U (en) | 2019-12-11 | 2019-12-11 | Wiring device for storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922208189.4U CN211426728U (en) | 2019-12-11 | 2019-12-11 | Wiring device for storage battery |
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| Publication Number | Publication Date |
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| CN211426728U true CN211426728U (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922208189.4U Active CN211426728U (en) | 2019-12-11 | 2019-12-11 | Wiring device for storage battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109739A (en) * | 2021-04-02 | 2021-07-13 | 重庆凯瑞传动技术有限公司 | Slip ring detection device and detection method for rail transit |
-
2019
- 2019-12-11 CN CN201922208189.4U patent/CN211426728U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109739A (en) * | 2021-04-02 | 2021-07-13 | 重庆凯瑞传动技术有限公司 | Slip ring detection device and detection method for rail transit |
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