CN207123564U - Transformer overload warning device - Google Patents
Transformer overload warning device Download PDFInfo
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- CN207123564U CN207123564U CN201721216826.7U CN201721216826U CN207123564U CN 207123564 U CN207123564 U CN 207123564U CN 201721216826 U CN201721216826 U CN 201721216826U CN 207123564 U CN207123564 U CN 207123564U
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Abstract
It the utility model is related to transformer monitoring technical field, it is a kind of transformer overload warning device, it includes being used for the current monitoring unit for monitoring corresponding transformer, each current monitoring unit includes insulation shell, current acquisition module and control module are installed with insulation shell, real-time current display module is installed with insulation shell, current transformer electrically connects with current acquisition module, current acquisition module electrically connects with control module, and control module electrically connects with real-time current display module, alarm unit and wireless communication unit respectively.The utility model is rational in infrastructure, transformer output current is carried out to gather, handle and judge in real time by current acquisition module and control module, and Realtime Alerts and real-time informing relevant staff are carried out by alarm unit and wireless communication unit, staff is set to be overhauled in time to transformer fault, ensure normal and electrical equipment the safety of plant area's power supply, while improve the service life of transformer.
Description
Technical field
Transformer monitoring technical field is the utility model is related to, is a kind of transformer overload warning device.
Background technology
In large-scale plant area, transformer room is responsible for the supply of electric power of whole plant area, and transformer room obtains electric energy from power system,
Then after transformer pressure-reducing, electric energy is assigned to each workshop on request and supplies all kinds of electrical equipments, if transformer occurs
Failure, causes transformer output current overrate, then transformer superheating phenomenon occurs, security incident occurs so as to allow,
Cause plant area to have a power failure or burn plant area's electrical equipment, influence plant area and normally produce.
The content of the invention
The utility model provides a kind of transformer overload warning device, overcomes the deficiency of above-mentioned prior art, its energy
Effectively solves transformer No-mistake Principle detection means present in prior art, it is impossible to ask what transformer overload phenomenon was alarmed
Topic.
The technical solution of the utility model is realized by following measures：A kind of transformer overload warning device, bag
At least one transformer, current monitoring unit, alarm unit and wireless communication unit for monitoring corresponding transformer are included, in institute
State each inside transformer and be equipped with current transformer, each current monitoring unit includes insulation shell, in insulation shell
Current acquisition module and control module are installed with vivo, real-time current display module is installed with insulation shell,
Current transformer electrically connects with current acquisition module, and current acquisition module electrically connects with control module, control module respectively with reality
When electric current display module, alarm unit and wireless communication unit electrical connection.
Here is the further optimization and/or improvements to above-mentioned utility model technical scheme：
It is above-mentioned to may also include the threshold current display module being fixedly mounted on insulation shell, threshold current display module and
Control module electrically connects.
Above-mentioned real-time current display module and threshold current display module may each comprise LCD drive modules and display screen, control
Molding block is connected Ei with LCD drive modules point, and LCD drive modules electrically connect with display screen.
Above-mentioned alarm unit can be loudspeaker.
Above-mentioned wireless communication unit can be wireless 3G communication modules, or wireless communication unit can be intercom.
The utility model reasonable and compact in structure, it is easy to use, by current acquisition module and control module to transformer
Output current carries out collection in real time, in real time processing and real-time judge, if control module judges transformer overload, can pass through alarm
Unit and wireless communication unit carry out Realtime Alerts and notify relevant staff, so that staff is in time to transformer event
Barrier is overhauled, and ensures normal and electrical equipment the safety of plant area's power supply, while improves the service life of transformer.
Brief description of the drawings
Accompanying drawing 1 is the electrical block diagram of the best embodiment of the utility model.
Embodiment
The utility model is not limited by following embodiments, can according to the technical solution of the utility model and actual conditions come
Determine specific embodiment.
In the utility model, for the ease of description, the description of the relative position relation of each part is according to specification
The Butut mode of accompanying drawing 1 is described, such as：The position relationship of forward and backward, upper and lower, left and right etc. is according to Figure of description 1
Butut direction determine.
The utility model is further described with reference to embodiment and accompanying drawing：
As shown in Figure 1, the transformer overload warning device, including at least one transformer, for monitoring corresponding transformation
Current monitoring unit, alarm unit and the wireless communication unit of device, current transformer is equipped with each inside transformer,
Each current monitoring unit includes insulation shell, and current acquisition module and control mould are installed with insulation shell
Block, real-time current display module is installed with insulation shell, current transformer electrically connects with current acquisition module, electric current
Acquisition module electrically connects with control module, control module respectively with real-time current display module, alarm unit and radio communication list
Member electrical connection.
Here transformer can be large-size box transformer；Each inside transformer is equipped with current transformer；Current Mutual Inductance
Device is existing known technology, the main function served as bridge risen between transformer and current acquisition module；Current acquisition module is existing
Known technology, it is mainly used to gather the current signal of current transformer output；Control module is existing known technology, can be control
Chip or PLC, it is mainly used to that the current signal collected is handled, calculated and judged；Radio communication
Unit is existing known technology, can be connected with the communication terminal device and plant area's control hall communication apparatus communication that staff holds
Connect.
During work, the output of current acquisition module current transformer from corresponding transformer in each current monitoring unit
End collection current signal, and the real-time current signal collected is sent to control module, control module and receives current signal
Current signal is handled and calculated afterwards, and the result of calculating is carried out to the judgement of following two conditions：
（1）Whether the real-time current being calculated meets or exceeds 1.1 times of threshold current；
（2）Whether the real-time current duration for meeting or exceeding 1.1 times of threshold current reaches 15 minutes；
If above-mentioned two condition all meets, control module sends instruction to alarm unit and wireless communication unit simultaneously,
Alarm unit is alarmed, and wireless communication unit carries out counterpart personnel's alarm.Wherein threshold current is set according to actual conditions
It is fixed.
Therefore, the utility model can be adopted in real time by current acquisition module and control module to transformer output current
Collection, in real time processing and real-time judge, if control module judges transformer overload, can pass through alarm unit and wireless communication unit
Carry out Realtime Alerts and notify relevant staff, so that staff overhauls to transformer fault in time, ensure factory
Normal and electrical equipment the safety of area's power supply, while improve the service life of transformer.
Above-mentioned transformer overload warning device can be made further optimization and/or improvements according to being actually needed：
As shown in Figure 1, in addition to the threshold current display module that is fixedly mounted on insulation shell, threshold current are shown
Module and control module electrical connection.Here threshold current display module is used for threshold value electricity pre-set in display control module
Stream, be easy to have multiple transformers and in the case of, staff has a clear understanding of the rated current threshold value of each transformer.
As shown in Figure 1, the real-time current display module and threshold current display module include LCD drive modules and
Display screen, control module are connected Ei with LCD drive modules point, and LCD drive modules electrically connect with display screen.Here LCD drives mould
Block and display screen are existing known technology.
As shown in Figure 1, the alarm unit is loudspeaker.Used here as loudspeaker, alarm sound can have been prerecorded
Frequently, after loudspeaker receives the instruction of control module transmission, loudspeaker plays audio and alarmed.
As shown in Figure 1, the wireless communication unit is wireless 3G communication modules, or wireless communication unit is intercom.
If wireless communication unit is wireless 3G communication modules here, can send relative alarm information to staff mobile phone, calculate
Machine, or the display screen of command hall；If wireless communication unit is intercom, hand-held pair of intercom and staff can be passed through
Say that the power amplifying device of machine and command hall is communicated, so as to be alarmed.
Above technical characteristic constitutes most preferred embodiment of the present utility model, and it has stronger adaptability and optimal implementation
Effect, can be according to the non-essential technical characteristic of increase and decrease be actually needed, to meet the needs of different situations.
Claims (6)
1. a kind of transformer overload warning device, it is characterised in that including at least one transformer, for monitoring corresponding transformer
Current monitoring unit, alarm unit and wireless communication unit, be equipped with current transformer in each inside transformer, institute
Stating each current monitoring unit includes insulation shell, and current acquisition module and control mould are installed with insulation shell
Block, real-time current display module is installed with insulation shell, current transformer electrically connects with current acquisition module, electric current
Acquisition module electrically connects with control module, control module respectively with real-time current display module, alarm unit and radio communication list
Member electrical connection.
2. transformer overload warning device according to claim 1, it is characterised in that also include being fixedly mounted on insulation shell
Threshold current display module on body, threshold current display module electrically connect with control module.
3. transformer overload warning device according to claim 1, it is characterised in that the real-time current display module and
Threshold current display module includes LCD drive modules and display screen, and control module electrically connects with LCD drive modules, LCD drivings
Module electrically connects with display screen.
4. according to the transformer overload warning device described in claim 1 or 2 or 3, it is characterised in that the alarm unit is expansion
Sound device.
5. according to the transformer overload warning device described in claim 1 or 2 or 3, it is characterised in that the wireless communication unit
For wireless 3G communication modules, or wireless communication unit is intercom.
6. transformer overload warning device according to claim 4, it is characterised in that the wireless communication unit is wireless
3G communication modules, or wireless communication unit are intercom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721216826.7U CN207123564U (en) | 2017-09-21 | 2017-09-21 | Transformer overload warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721216826.7U CN207123564U (en) | 2017-09-21 | 2017-09-21 | Transformer overload warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207123564U true CN207123564U (en) | 2018-03-20 |
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ID=61602185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721216826.7U Active CN207123564U (en) | 2017-09-21 | 2017-09-21 | Transformer overload warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207123564U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109188157A (en) * | 2018-11-16 | 2019-01-11 | 国网新疆电力有限公司博尔塔拉供电公司 | Transformer load monitoring device and application method |
-
2017
- 2017-09-21 CN CN201721216826.7U patent/CN207123564U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109188157A (en) * | 2018-11-16 | 2019-01-11 | 国网新疆电力有限公司博尔塔拉供电公司 | Transformer load monitoring device and application method |
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