CN201813217U - High-power power switch provided with remote control function - Google Patents
High-power power switch provided with remote control function Download PDFInfo
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- CN201813217U CN201813217U CN2010205506958U CN201020550695U CN201813217U CN 201813217 U CN201813217 U CN 201813217U CN 2010205506958 U CN2010205506958 U CN 2010205506958U CN 201020550695 U CN201020550695 U CN 201020550695U CN 201813217 U CN201813217 U CN 201813217U
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- 230000036039 immunity Effects 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 1
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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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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Abstract
The utility model provides a high-power power switch provided with a remote control function. A control circuit of the high-power power switch comprises a photoelectric conversion module, an intelligent switch used for receiving shutdown instructions to achieve signal on-off, a control triode, a low-power normally open contactor provided with at least two groups of contacts, a low-voltage direct current power supply and a low-power normally closed contactor, wherein the base of the control triode is connected with an output end of the photoelectric conversion module, the collector of the control triode is sequentially connected with a coil of the low-power normally open contactor and the low-voltage direct current power supply, a group of contacts of the low-power normally open contactor are connected to a control loop of a high-power contactor, another group of contacts are connected with contacts of the low-power normally closed contactor and is then grounded to form a safe self-locking control unit, and a coil of the low-power normally closed contactor is connected with an output end of the intelligent switch. The high-power power switch has high reliability and high anti-interference performance, achieves centralized management and centralized control of remote equipment power supplies, the manpower is saved, and the work efficiency is improved.
Description
Technical field
The utility model relates to a kind of large power, electrically source switch with remote control function.
Background technology
Along with expanding economy, the centralized management of remote equipment and centralized control become the powerful guarantee of increasing work efficiency, saving human resources.Yet existing device power supply (DPS) in use still will manually be controlled by the people mostly at the scene, if the cross-region of equipment is very strong, the switching on and shutting down of power supply will be wasted very big man power and material.And the available electric current of remote power switch of circulation is all smaller on the market at present, all is the small-power remote power switch that provides for machine room, street lamp, electric blanket etc.At present, still there is not suitable reliability height, the large power, electrically source switch with remote control function of strong interference immunity.
In order to remedy above shortcoming, design a kind of good reliability, be applicable to powerful remote power supply control switch, need the occasion of Long-distance Control extremely important to industry spot Long-distance Control and other.
The utility model content
The utility model discloses a kind of large power, electrically source switch, solved prior art and be difficult to large power supply switching on and shutting down and operate the problem of Long-distance Control reliably with remote control function.
The technical solution of the utility model is as follows:
A kind of large power, electrically source switch with remote control function comprises remote console, control circuit and is used for the high-power contactor of direct control appliance power supply; Wherein control circuit comprises in order to the photoelectric conversion module that receives light pulse form starting-up signal, realizes the intelligent switch of signal break-make, control triode, has two groups of small-power normally open contactors with upper contact, low-voltage dc power supply and small-power normally closed contactor in order to receive shutdown command; The base stage of described control triode is connected with the output of photoelectric conversion module, collector electrode connects the coil and the low-voltage dc power supply of small-power normally open contactor successively, the control loop of high-power contactor is inserted in one group of contact of small-power normally open contactor, ground connection was formed the safe self-locking control unit after another group contact linked to each other with the contact of small-power normally closed contactor, and the coil of this small-power normally closed contactor and the output of intelligent switch join.From control mode, be that the width that the application remote console provides is the light pulse signal open system power supply of 200ms, self-locking control unit safe in utilization keeps power opening state, by the shutdown command shutdown system power supply of Ethernet receiving remote control desk transmission.
The output of above-mentioned photoelectric conversion module is to link to each other through the base stage of filter circuit with the control triode.So effectively filtering interference signals further improves system reliability.
Above-mentioned control circuit also comprises the feedback circuit in order to indicator cock machine state, is provided with electrooptic conversion module in this feedback circuit, and this electrooptic conversion module input links to each other with the collector electrode of control triode, and the electrooptic conversion module output is connected to remote console.Like this, provide light signal to receive the switching on and shutting down signal and finish the feedback acknowledgment of switching on and shutting down control to remote console by control circuit as system.
Two groups of contacts of above-mentioned high-power contactor are arranged at respectively on the civil power output live wire and zero line between importing with the remote equipment power supply.
The core of above-mentioned filter circuit is a comparator; The V of comparator
+End links to each other with the photoelectric conversion module output through first variable resistor, the V of comparator
+End is simultaneously also through capacity earth; The V of comparator
-End and the second adjustable resistance one end low-voltage dc power supply positive pole that inserts in parallel, the other end ground connection of the second adjustable resistance, the Vo end of comparator links to each other with the base stage of control triode.
The optionally connected tentaculum control module of above-mentioned intelligent switch ADAM6060, described low-voltage dc power supply is the 5V power supply.
The utility model has been realized the centralized management and the centralized control of remote equipment power supply, has saved manpower, has improved operating efficiency, has greatly improved the technical innovation level of the key technology-remote power supply control switch in the remote equipment centralized control.It is also advantageous in that: the reliability height, and strong interference immunity can be inquired about the on off state of current power supply in real time by software, maximum current 50A can be provided, have expandability, can increase the port number of control as required, adjust the Long-distance Control mode, change maximum current flow.This has thoroughly changed the low operating efficiency of dealing with problems manually for the centralized management and the providing great convenience property of centralized control of remote equipment.
Description of drawings
Fig. 1 is a principle schematic of the present utility model;
Fig. 2 is the principle schematic of filter circuit of the present utility model;
Fig. 3 is the logical schematic of filter circuit.
Embodiment
The disclosed control thought with large power, electrically source switch of remote control function of the utility model is: next power supply starting-up signal---the 200ms pulsed optical signals of remote console emission, be converted to pulse electrical signal, base stage with this pulse electrical signal control triode, be connected with coil and the low-voltage direct 5V power supply of small-power normally open contactor JK2 in turn with transistor collector, control the coil of high-power contactor JK1 by one group of contact of small-power normally open contactor JK2, another group contact of JK2 and the contact of small-power normally closed contactor JK3 are connected to form holding circuit, after pulse electrical signal is disappeared, the coil of small-power normally open contactor JK2 still is in "on" position, and two groups of contacts of high-power contactor JK1 are used for controlling the L and the N utmost point of civil power respectively.
Send the power supply off signal by control desk, by using the intelligent switch that receives instruction realization signal break-make to receive off signal, the coil electricity of the small-power normally closed contactor JK3 that links to each other with intelligent switch, the coil of corresponding small-power normally open contactor JK2, the coil of high-power contactor JK1 cut off the power supply successively, contact JK1-1 and JK1-2 disconnect, and civil power and equipment disconnect.
The power supply starting-up signal: after pulsed optical signals was converted to pulse electrical signal, for preventing the misoperation of the mains switch that interference signal causes, the utility model had added filter circuit, and 100ms is given filtering with the interior interference signal of telecommunication.
Behind the mains switch machine, the utility model is given control desk signal feedback by feedback circuit.
Below in conjunction with accompanying drawing 1 embodiment of the present utility model is described.
The utility model is made up of photoelectric conversion module, electrooptic conversion module, filter circuit, control triode, high-power normally open contactor JK1, small-power normally open contactor JK2, small-power normally closed contactor JK3, intelligent switch, low-voltage direct 5V power supply.Photoelectric conversion module is selected fiber optic receiver HFBR24E2, and electrooptic conversion module is selected fiber optic transmitter HFBR 14E4, and intelligent switch is selected contactor control module ADAM6060.
Start shooting for remote power supply, with fiber optic receiver HFBR24E2 is the pulsed light conversion of signals pulse electrical signal, wave circuit carries out filtering to interference signal after filtration, and filtered pulse electrical signal makes the control triode be transformed into instantaneous conducting state by cut-off state, the coil electricity of contactor JK2, one group of contact JK2-1 closure of JK2 causes the coil electricity of normally open contactor JK1, the two groups of contact JK1-1 of JK1 and JK1-2 closure, civil power and equipment are connected, the power supply start.
Because starting-up signal is a pulsed optical signals, behind the blackout, requires the coil of contactor JK2 also will be in "on" position, could guarantee that start is normal, this just needs a safe self-locking control unit (being holding circuit).The utility model is formed holding circuit by the coil of 5V power supply, contactor JK2 and one group of contact of contactor JK3, guarantees the equipment normal power-up after starting-up signal disappears.
For the schematic diagram of filter circuit as shown in Figure 2.V
iBe pulse electrical signal by the conversion of power-on pulse light signal, V
+, V
-Be two inputs of comparator LM324N, V
oBe the output of comparator LM324N, V
+Value equal electric capacity G
1The magnitude of voltage at two ends,
V
-Value equal variable resistor R
3The magnitude of voltage at two ends,
As pulse electrical signal V
iPulsewidth T when equaling 100ms, regulate variable resistor R
1With the resistance of R3, make electric capacity G
1The magnitude of voltage V at two ends
+Equal variable resistor R
3The voltage V at two ends
-V
i, V
+, V
-And V
oLogic diagram as shown in Figure 3.Work as V
+〉=V
-The time, the output V of LM324N
o=5v works as V
+＜V
-The time, the output V of LM324N
o=0, like this, for the interference signal of pulsewidth less than 100ms, V
+Value will be less than V
-, the output V of LM324N
o=0, noise signal is by filtering.
Shut down for remote power supply, contactor control module ADAM6060 receives shutdown command, one group of output of ADAM6060 is transformed into conducting state by off-state, and the coil of normally closed contactor JK3 is formed the closed-loop path by the output of 5V power supply and ADAM6060, and the contact JK3-1 of contactor JK3 disconnects, the coil blackout of corresponding contactor JK2, contact JK2-1 disconnects, the coil blackout of contactor JK1, and contact JK1-1, JK1-2 disconnect, civil power and equipment disconnect, the remote power supply shutdown.
After the remote power supply start, the voltage of control transistor collector is converted to low level state by high level, after the remote power supply shutdown, the voltage of control transistor collector is high level state by low transition again, the utility model utilizes this characteristic, and the variation characteristic of this signal of telecommunication is fed back to control desk through fiber optic transmitter HFBR14E4.
Main feature of the present utility model is that (1) controls the start of power supply with the 200ms pulsed optical signals; (2) contactor that sends with contactor modules A DAM6060 connects the shutdown of signal control power supply; (3) signal of telecommunication after the conversion of paired pulses light signal carries out Filtering Processing, prevents the misoperation that the interference signal in the 100ms causes; (4) behind the mains switch machine, provide to feed back signal to control desk.
Thereby realized the principle novelty, simple to operate, easy to manufacture, save manpower and electric power, increase work efficiency, provide powerful guarantee to the centralized control and the centralized management of remote equipment.
In description to execution mode, express this with the form of sketch plan or block diagram and had the included parts of mains switch of remote control function, make the utility model indigestion that becomes to avoid unnecessary details.
Do not break away from design of the present utility model and scope and can make many other changes and remodeling, be not limited to specific execution mode, as off signal can be according to actual needs also strobe pulse light signal form, this should be considered as simple substitution in the present technique field.
Claims (6)
1. large power, electrically source switch with remote control function comprises remote console, control circuit and is used for the high-power contactor of direct control appliance power supply; Wherein control circuit comprises in order to the photoelectric conversion module that receives light pulse form starting-up signal, realizes the intelligent switch of signal break-make, control triode, has two groups of small-power normally open contactors with upper contact, low-voltage dc power supply and small-power normally closed contactor in order to receive shutdown command; The base stage of described control triode is connected with the output of photoelectric conversion module, collector electrode connects the coil and the low-voltage dc power supply of small-power normally open contactor successively, the control loop of high-power contactor is inserted in one group of contact of small-power normally open contactor, ground connection was formed the safe self-locking control unit after another group contact linked to each other with the contact of small-power normally closed contactor, and the coil of this small-power normally closed contactor and the output of intelligent switch join.
2. the large power, electrically source switch with remote control function according to claim 1 is characterized in that: the output of described photoelectric conversion module is to link to each other through the base stage of filter circuit with the control triode.
3. the large power, electrically source switch with remote control function according to claim 1, it is characterized in that: described control circuit also comprises the feedback circuit in order to indicator cock machine state, be provided with electrooptic conversion module in this feedback circuit, this electrooptic conversion module input links to each other with the collector electrode of control triode, and the electrooptic conversion module output is connected to remote console.
4. the large power, electrically source switch with remote control function according to claim 1 is characterized in that: two groups of contacts of described high-power contactor are arranged at respectively on the civil power output live wire and zero line between importing with the remote equipment power supply.
5. according to the arbitrary described large power, electrically source switch with remote control function of claim 2 to 4, it is characterized in that: the core of described filter circuit is a comparator; The V+ end of comparator links to each other with the photoelectric conversion module output through first variable resistor, and the V+ end of comparator is simultaneously also through capacity earth; The V_ end of comparator and the second adjustable resistance one end low-voltage dc power supply positive pole that inserts in parallel, the other end ground connection of the second adjustable resistance, the Vo end of comparator links to each other with the base stage of control triode.
6. the large power, electrically source switch with remote control function according to claim 5 is characterized in that: described intelligent switch is contactor control module ADAM6060, and described low-voltage dc power supply is the 5V power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205506958U CN201813217U (en) | 2010-09-30 | 2010-09-30 | High-power power switch provided with remote control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205506958U CN201813217U (en) | 2010-09-30 | 2010-09-30 | High-power power switch provided with remote control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201813217U true CN201813217U (en) | 2011-04-27 |
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ID=43896154
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205506958U Expired - Lifetime CN201813217U (en) | 2010-09-30 | 2010-09-30 | High-power power switch provided with remote control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201813217U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110119118A (en) * | 2018-02-05 | 2019-08-13 | 中国科学院沈阳自动化研究所 | Low-cost energy-saving type wireless remote auto powering on/off apparatus and method applied to AGV |
| CN111857006A (en) * | 2020-07-28 | 2020-10-30 | 中国联合网络通信集团有限公司 | Circuit remote control method and device |
-
2010
- 2010-09-30 CN CN2010205506958U patent/CN201813217U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110119118A (en) * | 2018-02-05 | 2019-08-13 | 中国科学院沈阳自动化研究所 | Low-cost energy-saving type wireless remote auto powering on/off apparatus and method applied to AGV |
| CN110119118B (en) * | 2018-02-05 | 2024-03-01 | 中国科学院沈阳自动化研究所 | Low-cost energy-saving wireless remote automatic on-off device and method applied to AGV |
| CN111857006A (en) * | 2020-07-28 | 2020-10-30 | 中国联合网络通信集团有限公司 | Circuit remote control method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XI'AN CHINA SCIENCES GROUP BUFFING MACHINE INVESTM Free format text: FORMER OWNER: XI-AN INST. OF OPTICS AND FINE MECHANICS, CHINESE ACADEMY OF SCIENCES Effective date: 20131206 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131206 Address after: 710119, Shaanxi Province, Xi'an hi tech Zone, new industrial park, 17 information Avenue, ancestral building on the third floor, room 323 Patentee after: XI'AN INSTITUTE OF OPTICS AND PRECISION MECHANICSOF CAS Address before: 710119 Xi'an province high tech Zone New Industrial Park Information Avenue, No. 17 Patentee before: XI'AN INSTITUTE OF OPTICS AND PRECISION MECHANICS OF CAS |
|
| ASS | Succession or assignment of patent right |
Owner name: XI'AN ZHONGKE LICHI PHOTOVOLTAICS TECHNOLOGY CO., Free format text: FORMER OWNER: XI'AN CHINA SCIENCES GROUP BUFFING MACHINE INVESTMENT HOLDING CO., LTD. Effective date: 20150128 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150128 Address after: 710119, Shaanxi province hi tech Zone, Xi'an new industrial park, 17 information Avenue, the same floor, three floor Patentee after: Xi'an center Photoelectric Technology Co.,Ltd. Address before: 710119, Shaanxi Province, Xi'an hi tech Zone, new industrial park, 17 information Avenue, ancestral building on the third floor, room 323 Patentee before: XI'AN INSTITUTE OF OPTICS AND PRECISION MECHANICSOF CAS |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160215 Address after: 710000, 204, arc building, No. 60, West Avenue, new industrial park, Shaanxi, Xi'an Patentee after: Shaanxi optoelectronic integrated circuit pilot Technology Research Institute Co.,Ltd. Address before: 710119, Shaanxi province hi tech Zone, Xi'an new industrial park, 17 information Avenue, the same floor, three floor Patentee before: Xi'an center Photoelectric Technology Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110427 |