CN206061243U - A kind of flame-proof mine double loop illumination sign general protective circuit - Google Patents
A kind of flame-proof mine double loop illumination sign general protective circuit Download PDFInfo
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- CN206061243U CN206061243U CN201620874884.8U CN201620874884U CN206061243U CN 206061243 U CN206061243 U CN 206061243U CN 201620874884 U CN201620874884 U CN 201620874884U CN 206061243 U CN206061243 U CN 206061243U
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- double loop
- illumination
- flame
- protector
- proof mine
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The purpose of this utility model is to provide a kind of flame-proof mine double loop illumination sign general protective circuit, described protection circuit includes transforming circuit, display module and double loop circuit module, the described input of double loop circuit module is connected with the secondary side of transforming circuit, the outfan of described double loop circuit module is connected to the input that the double loop of display module illuminates protector, described double loop illumination protector is provided with liquid crystal display and start button QA1, QA2, realize that two ring currents are output as independent control, using more flexible, improve illumination efficiency, make mining illumination intelligent, illuminating effect can be reached, again can save energy.
Description
Technical field
This utility model be related to mining equipment in terms of field, particularly to coalmine illumination and auxiliary control appliance side
The improvement in face, more particularly to a kind of flame-proof mine double loop illumination sign general protective circuit.
Background technology
Side is even more important in terms of with China's expanding economy, coalmine illumination, and at present, market does not also find that the same industry goes out
Existing double loop illuminates this product, just illumination service condition, predominantly single loop illumination comprehensive, double loop illumination integrated protection, according to
Solution has indivedual special places to use three loop illumination integrated protections, and consumption is little, due to single loop illumination sign output voltage and illumination
Output voltage is controlled for same catalyst, and after comprehensive guarantor starts, two power supplys are exported simultaneously, and during stopping, two-way out-put supply stops simultaneously
Only.Very big inconvenience is brought to using unit.
Therefore it provides a kind of flame-proof mine double loop illumination sign general protective circuit, to can be by single time
Double loop illumination integrated protection is developed on the basis of road, this problem is completely solved, because two ring currents are output as independent control,
Using relatively flexibly, improve illumination efficiency, make mining illumination intelligent, can reach illuminating effect, but can save energy, just into
For the problem of those skilled in the art's urgent need to resolve.
Utility model content
The purpose of this utility model is to provide a kind of flame-proof mine double loop illumination sign general protective circuit, to energy
It is enough to completely solve this problem by double loop illumination integrated protection is developed on the basis of single-circuit, because two ring currents it is defeated
Go out for independent control, using relatively flexibly, improve illumination efficiency, make mining illumination intelligent, illuminating effect, and energy can be reached
Save energy.
To solve technical problem described in background technology, this utility model is employed the following technical solutions：
A kind of flame-proof mine double loop illumination sign general protective circuit, described protection circuit include transforming circuit,
Display module and double loop circuit module, the described input of double loop circuit module are connected with the secondary side of transforming circuit,
The outfan of described double loop circuit module is connected to the input that the double loop of display module illuminates protector, and described is double
Loop illumination protector is provided with liquid crystal display and start button QA1, QA2.
Preferably, described double loop circuit module includes starting output point SJ1, SJ2 summation current transformer LH1, LH2,
Described current transformer LH1, LH2 is connected to transformator after connecting with catalyst main contacts KM1-1-3, KM2-1-3 respectively
Secondary side, described ancillary coil KM1, KM2 and protection output point BJ1 for starting output point SJ1, SJ2 respectively with catalyst,
BJ2 connects, and D1 phase lines and D3 phase lines are connected to after parallel connection, mining illumination can be made to realize that two-way is illuminated by double loop circuit
Independent control, carries out bilinear con- trol to circuit.
Preferably, described double loop illumination protector is with double loop circuit module by controlling transformator CT
With connection after wave filter LB series connection, transformation process can be carried out to voltage, realize the voltage device LB filters after filtering of output AC15V
Power to illumination protector after ripple process.
Preferably, described three-phase reactor SK1, SK2 is accessed at protector R1, R2 through resistance capacitance RC1, RC2, energy
It is enough to R1, R2 and GND using the principle (output DC12V) of additional DC detecting come detect threephase load D1, D2, D3 and D11,
The insulation situation of D22, D33, to circuit isolation situation real-time detection.
Preferably, described transformator uses dry variant transformator, and its primary side voltage for 1140V/660V, and two
Secondary side voltage is 133V.
Preferably, described double loop protector is provided with Rs485 communications and connects, and can conveniently communicate, realize remote management,
With optical communication interface, protocol open, capacity of resisting disturbance is improved, strengthen the stability of communication.
The beneficial effects of the utility model are：
1), double loop illumination integrated protection is developed on the basis of single-circuit, completely solve this problem, because of two loops electricity
Source is output as independent control, using more flexible.
2) illumination efficiency is improved, mining illumination intelligent is made, illuminating effect can be reached, and can save energy.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing that needs are used is briefly described, it should be apparent that, drawings in the following description are only described in this utility model
Some embodiments, for those of ordinary skill in the art, can be obtaining other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of flame-proof mine double loop illumination sign general protective circuit specific embodiment of this utility model
Construction module figure.
Specific embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with accompanying drawing pair
This utility model is further detailed.
Fig. 1 is refer to, a kind of flame-proof mine double loop illumination sign general protective circuit, described protection circuit include
Transforming circuit, display module and double loop circuit module, the input of described double loop circuit module and the two of transforming circuit
Secondary side connection, the outfan of described double loop circuit module are connected to the input of the double loop illumination protector of display module
End, described double loop illumination protector are provided with liquid crystal display and start button QA1, QA2.
In the present embodiment, described double loop circuit module include start output point SJ1, SJ2 summation current transformer LH1,
LH2, described current transformer LH1, LH2 are connected to transformation after connecting with catalyst main contacts KM1-1-3, KM2-1-3 respectively
The secondary side of device, described start output point SJ1, SJ2 ancillary coil KM1, KM2 and protection output point respectively with catalyst
BJ1, BJ2 connect, and D1 phase lines and D3 phase lines are connected to after parallel connection, mining illumination can be made to realize two-way by double loop circuit
Illumination independent control, carries out bilinear con- trol to circuit.
In the present embodiment, described double loop illumination protector passes through to control transformation with double loop circuit module
Connect after device CT and wave filter LB series connection, can carry out transformation process to voltage, realize the voltage of output AC15V device after filtering
Power to illumination protector after LB Filtering Processing.
In the present embodiment, described three-phase reactor SK1, SK2 accesses protector R1, R2 through resistance capacitance RC1, RC2
Place, R1, R2 and GND can be detected using the principle (output DC12V) of additional DC detecting threephase load D1, D2, D3 and
The insulation situation of D11, D22, D33, to circuit isolation situation real-time detection.
In the present embodiment, described transformator uses dry variant transformator, and its primary side voltage is 1140V/
660V, secondary side voltage are 133V.
In the present embodiment, described double loop protector is provided with Rs485 communications and connects, and conveniently can communicate, and realizes long-range
Management, with optical communication interface, protocol open, improves capacity of resisting disturbance, strengthens the stability of communication.
When being embodied as, the first loop starting process：When light switch fault-free, BJ1 protection output points are normally closed point,
Starting button QA1 is pressed, now, SJ1 starts 1 and exports closure signal, and it is normally off under stop button normal condition that TA3 is,
Now BJ1, SJ1 are closure state below figure, and KM1 contactor coils now obtain coil adhesive after AC133V alternating currents, this
When catalyst main contacts KM1-1-3 connect, catalyst auxiliary contact KM1-1 sends illumination protector back to closure signal, now protects
Shield device shows "on" position, and the first loop exports D1, D2, D3 and then exports three-phase alternating current AC133V and makes to underground coal mine illuminating lamp
With.Za, Xb also export AC133V alternating currents and individually can power to the comprehensive guarantor of belt feeder, or other load equipments simultaneously.So as to
Complete the first loop starting process.
First loop stops：When stop button TA1 is pressed, SJ1 starts 1 output of output and disconnects, now KM1 deactivation coils
Electricity, main contactor contact KM1-1-3 disconnect, and catalyst auxiliary contact KM1-1 sends illumination protector back to cut-off signal, now protects
Shield device shows gate-dividing state, and the first loop exports D1, D2, D3 and Za, Xb then Non voltage output, so as to complete the stopping of the first loop
Process.
Second servo loop is started and stopped process is identical with the first loop, jerk：When TA3 buttons are pressed, TA3 disconnects, this
When KM1, KM2 coil losing electricity, now catalyst KM1-1-3 and KM2-1-3 are simultaneously switched off.
After combined floodgate, current transformer LH1, LH2 give protector the current signal for detecting, and now protector shows negative
The three-phase current in two loops is carried, if it is excessive electric current now occur, i.e. overload situations, protector carry out correlation according to setting value.
If when needing illuminating lamp all light, two loops start to work someone simultaneously, if unmanned through not needing all light
When, for use of economizing on electricity, stop a loop and use, improve illumination efficiency, make mining illumination intelligent, illumination effect can be reached
Really, and can save energy.
Only some one exemplary embodiments of the present utility model are described by way of explanation above, undoubtedly, for
One of ordinary skill in the art, in the case of without departing from spirit and scope of the present utility model, can be with a variety of
Mode is modified to described embodiment.Therefore, above-mentioned accompanying drawing and description are inherently illustrative, should not be construed as
Restriction to this utility model claims.
Claims (6)
1. a kind of flame-proof mine double loop illumination sign general protective circuit, it is characterised in that：Described protection circuit includes
Transforming circuit, display module and double loop circuit module, the input of described double loop circuit module and the two of transforming circuit
Secondary side connection, the outfan of described double loop circuit module are connected to the input of the double loop illumination protector of display module
End, described double loop illumination protector are provided with liquid crystal display and start button QA1, QA2.
2. a kind of flame-proof mine double loop illumination sign general protective circuit according to claim 1, it is characterised in that
Described double loop circuit module includes starting output point SJ1, SJ2 summation current transformer LH1, LH2, described current transformer
LH1, LH2 are connected to the secondary side of transformator, described startup after connecting with catalyst main contacts KM1-1-3, KM2-1-3 respectively
Output point SJ1, SJ2 are connected with ancillary coil KM1, KM2 and protection output point BJ1, BJ2 of catalyst respectively, and are connected after parallel connection
It is connected on D1 phase lines and D3 phase lines.
3. a kind of flame-proof mine double loop illumination sign general protective circuit according to claim 1, it is characterised in that
Described double loop illumination protector is connected by controlling transformator CT and wave filter LB with double loop circuit module
After connect.
4. a kind of flame-proof mine double loop illumination sign general protective circuit according to claim 1, it is characterised in that
Described three-phase reactor SK1, SK2 is accessed at protector R1, R2 through resistance capacitance RC1, RC2.
5. a kind of flame-proof mine double loop illumination sign general protective circuit according to claim 1, it is characterised in that
Described transformator uses dry variant transformator, and its primary side voltage is 1140V/660V, and secondary side voltage is 133V.
6. a kind of flame-proof mine double loop illumination sign general protective circuit according to claim 1, it is characterised in that
Described double loop protector is provided with Rs485 communication interfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874884.8U CN206061243U (en) | 2016-08-12 | 2016-08-12 | A kind of flame-proof mine double loop illumination sign general protective circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620874884.8U CN206061243U (en) | 2016-08-12 | 2016-08-12 | A kind of flame-proof mine double loop illumination sign general protective circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206061243U true CN206061243U (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620874884.8U Active CN206061243U (en) | 2016-08-12 | 2016-08-12 | A kind of flame-proof mine double loop illumination sign general protective circuit |
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| CN (1) | CN206061243U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106255287A (en) * | 2016-08-12 | 2016-12-21 | 淮南万泰电子股份有限公司 | A kind of flame-proof mine double loop illumination sign general protective circuit |
| CN110571910A (en) * | 2019-10-09 | 2019-12-13 | 中煤华晋集团有限公司 | mining explosion-proof and intrinsically safe dual-power dual-loop lighting control device |
-
2016
- 2016-08-12 CN CN201620874884.8U patent/CN206061243U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106255287A (en) * | 2016-08-12 | 2016-12-21 | 淮南万泰电子股份有限公司 | A kind of flame-proof mine double loop illumination sign general protective circuit |
| CN110571910A (en) * | 2019-10-09 | 2019-12-13 | 中煤华晋集团有限公司 | mining explosion-proof and intrinsically safe dual-power dual-loop lighting control device |
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