CN201184964Y - Universal controller for electromechanical device - Google Patents
Universal controller for electromechanical device Download PDFInfo
- Publication number
- CN201184964Y CN201184964Y CNU2008200011472U CN200820001147U CN201184964Y CN 201184964 Y CN201184964 Y CN 201184964Y CN U2008200011472 U CNU2008200011472 U CN U2008200011472U CN 200820001147 U CN200820001147 U CN 200820001147U CN 201184964 Y CN201184964 Y CN 201184964Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- fault
- relay
- diode
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model discloses a universal controller for electromechanical equipment. The universal controller comprises a power circuit, an indicating circuit, a fault detecting circuit, a fault locking circuit, a fault recovery circuit, a starting circuit, a running and locking circuit, a shutdown circuit, a remote control circuit and an output circuit, wherein, the power circuit is connected with the fault locking circuit and the indicating circuit; the fault locking circuit is connected with the fault recovery circuit, the fault detecting circuit and the running and locking circuit; the running and locking circuit is connected with the starting circuit, the shutdown circuit, the fault recovery circuit and the output circuit; the power supply of the power circuit is connected to a bridge rectifier after passing through an anti-interference inductor, a voltage-reducing capacitor and a discharge resistance connected with the voltage-reducing capacitor in parallel, and then is connected to a dummy load composed of resistances which are connected in parallel through a voltage stabilizing filter circuit composed of a filter capacitor and a voltage stabilizing diode, both of which are connected in series; a normally opening group of the dummy load and a fault relay (K1) and a normally closing group of a running relay (K2) are connected and then connected to the positive electrode of the power supply through K1 and K2. The universal controller has good universality as well as perfect and reliable functions.
Description
Technical field
The utility model relates to the control technology field of electromechanical equipment, a kind of specifically electromechanical equipment general purpose controller.
Background technology
At present, the electrical control of most electromechanical equipments is made up of through secondary connection push switch, pilot lamp, relay and A.C. contactor, and the device that this control method is used is many, volume is big, line is complicated and failure rate and manufacturing cost height.In addition have the part electromechanical equipment to use single-chip microcomputer and PLC to control, the microcomputer development cycle is long, versatility is poor; It is too high that PLC cost height, centering small electromechanical equipment account for exchange manufacturing cost ratio, and technical force requires high.
The utility model content
A kind of versatility is good in order to provide for the purpose of this utility model, the reliable electromechanical equipment general purpose controller of perfect in shape and function.
The technical scheme that realizes the foregoing invention purpose is as follows:
The electromechanical equipment general purpose controller, comprise power circuit, indicating circuit, failure detector circuit, the fault locking circuit, the fault recovery circuit, boot-strap circuit, the operation lock-in circuit, shutdown circuit, circuit for remotely controlling and output circuit, described power circuit connects fault locking circuit and indicating circuit, the fault locking circuit connects the fault recovery circuit, failure detector circuit and operation lock-in circuit, described operation lock-in circuit connects boot-strap circuit, shutdown circuit, fault recovery circuit and output circuit, the power supply of described power circuit is by anti-interference inductance, behind decompression capacitor and the discharge resistance in parallel with decompression capacitor, be connected to the decompression AC-DC conversion that bridge rectifier is formed, the series connection filter circuit of pressure-stabilizing of being made up of filter capacitor and voltage stabilizing diode is connected to the fictitious load that parallel resistance is formed again, often open and one group of normally closed linking to each other moving relay (K2) for one group of fictitious load and power transfer relay (K1), through K1, K2 to power supply+.
Described failure detector circuit is connected to damping resistance for the fault common port, and damping resistance is connected to anti-interference resistance and electric capacity.
Described fault locking circuit is for after being connected to controllable silicon (Q3, Q4, Q5) by failure detector circuit, again with or gate diode (D13, D14, D15) be connected, controllable silicon (Q3, Q4, Q5) is connected with power transfer relay (K1) through OR circuit (D13, D14, D15), and power transfer relay is parallel with afterflow diode (D8).
Described fault recovery circuit is that power supply recovered from failure is kept the base stage that resistance (R4) is connected to fault recovery triode (Q2), the collector of fault recovery triode is connected to the silicon controlled negative electrode of fault locking circuit, and the base stage of fault recovery triode is connected to shutdown button (AN2).
Described start control circuit is connected to current-limiting resistance (R3) for start button (AN1), current-limiting resistance is connected to clamp diode (D10), clamp diode is connected to the base stage of operation triode, the collector of operation triode connects operation relay (K2), and the operation relay is parallel with afterflow diode (D9).
Described operation lock-in circuit is the unidirectional supply diode (D11) that is connected with one group of normally opened contact of operation relay (K2), and unidirectional supply diode (D11) is connected to current-limiting resistance (R3).
Described shutdown control circuit is for connecting the unidirectional supply diode (D12) of shutdown button (AN2), and unidirectional supply diode (D12) is connected to the clamp diode (D10) of operation triode (Q1) base stage.
Described condition indication circuit is made up of the current-limiting resistance of light emitting diode and series connection with it.
Described circuit for remotely controlling comprises that one group of normally opened contact that power transfer relay (K1) provides is a remote failure prison contact, operation relay (K2) provide one group of normally opened contact be long-range operation prison contact and with start button (AN1), shutdown button (AN2) one group of remote opening and one group of remote power-off contact in parallel.
The beneficial effects of the utility model are, can realize the function of present most of electromechanical equipment electric controller, satisfy most users' requirement, and entire controller is made up of electronic component, and the reliability height, volume is little, easy and simple to handle, cost performance is high.
Description of drawings
Fig. 1 is the utility model structured flowchart
Fig. 2 is an electrical schematic diagram of the present utility model
Fig. 3 is the structural map of the utility model one application examples
Fig. 4 is the application electrical schematic diagram of Fig. 3
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
As illustrated in fig. 1 and 2, the electromechanical equipment general purpose controller, comprise power circuit, indicating circuit, failure detector circuit, fault locking circuit, fault recovery circuit, boot-strap circuit, operation lock-in circuit, shutdown circuit, circuit for remotely controlling and output circuit, described power circuit connects fault locking circuit and indicating circuit, the fault locking circuit connects fault recovery circuit, failure detector circuit and operation lock-in circuit, and described operation lock-in circuit connects boot-strap circuit, shutdown circuit, fault recovery circuit and output circuit.
Described power circuit is that AC power arrives bridge rectifier through anti-interference inductance (L1), decompression capacitor (C1) and the discharge resistance (R1) in parallel with decompression capacitor (C1), form the decompression AC-DC conversion, form the series connection filter circuit of pressure-stabilizing by filter capacitor (C2, C3, C4, C5, C9, C10) and voltage stabilizing diode (D5, D6, D7) again, produce galvanic current and press.(R15, R16, R17, R18, R19) forms fictitious load by power resistor; it is often opened and one group of normally closed linking to each other moving relay (K2) with a group of power transfer relay (K1); through K1, K2 to power supply+; its effect is (to comprise standby, shutdown, fault) and substitute output relay (K3) carrying out power consumption under non-operating state, improves the stability of power unit.Adopt capacitance decompression, bridge rectifier, the voltage stabilizing of plural serial stage stabilivolt to produce stabilized supply voltage, omitted Industrial Frequency Transformer and complicated switching regulator, reduced the starting material and the manufacturing cost of power unit.
Described failure detector circuit is to deliver to the fault locking part through anti-interference resistance (R9, R10, R11), electric capacity (C6, C7, C8) after improving antijamming capability by the electric signal that fault common port (14) provides power supply to feed back when the fault generating device breaks down again through damping resistance (R13, R12, R14) decay.
Described fault locking circuit makes controllable silicon (Q3, Q4, Q5) conducting for the electric signal of being sent here by the test section, even utilize silicon controlled shutoff property to make fault-signal disappearance fault, its one tunnel control indicating circuit still by controllable silicon (Q3, Q4, Q5) conducting locking; Another road makes it get electric adhesive through OR circuit (D13, D14, D15) to power transfer relay (K1), and (D8 is the fly-wheel diode of K1), the power supply of stopcock control section turn-offs output; And to provide one group of normally opened contact by power transfer relay (K1) be remote failure prison contact.Utilize silicon controlled electric current self-locking property, the locking of shutting down when unit breaks down prevents that effectively unit from moving under nonserviceabling.
The described fault recovery circuit shutdown button (AN2) of serving as reasons produces shutdown and fault recovery signal (low level is effective), the current potential step-down that makes power supply recovered from failure keep resistance (R4) supply fault recovery triode (Q2) base stage ends fault recovery triode (Q2), making fault locking controllable silicon (Q3, Q4, Q5) partly keep electric current diminishes, thereby make controllable silicon (Q3, Q4, Q5) under the situation that does not have the fault-signal input, recover to end, wait for that next fault triggers locking.Fault recovery and closing key unite two into one, and reduce the complicacy of operation.
The described start control circuit start button (AN1) of serving as reasons produces starting-up signal (high level is effective), through current-limiting resistance (R3), clamp diode (D10) to the base stage of moving triode (Q1), make its conducting, operation relay (K2) gets electric adhesive, (D9 is the fly-wheel diode of K2).
Described operation lock-in circuit is the adhesive of operation relay (K2), and its one group of normally opened contact is long-range operation prison contact; Another group normally opened contact gets the electric base stage that is back to operation triode (Q1) through unidirectional supply diode (D11) to current-limiting resistance (R3), clamp diode (D10), make the operation locking, also can adhesive even the start button is in off-state operation relay (K2), operation relay (K2) only disconnects under shutdown control or fault locking situation and connecting.
The described shutdown control circuit shutdown button (AN2) of serving as reasons produces off signal (low level is effective), through unidirectional supply diode (D12) to the base stage of moving triode (Q1), make its current potential drop to cut-off state, operation relay (K2) outage, its normally opened contact also cuts off the power supply, self-locking disconnects, until start control next time.
Described output circuit is to be made up of output relay (K3) and its fly-wheel diode (D16), is controlled by the switching on and shutting down control section, and its effect is the expansion output power.Adopt big electric current miniature relay to isolate output, maximum output current can reach 30 amperes, has omitted A.C. contactor in the single phase power supply unit, has reduced cost and energy consumption.
Described condition indication circuit is to form power supply indication by current-limiting resistance (R2), light emitting diode (LED1), and it is connected in the DC power end, have under the electricity condition permanent bright.Form the operation indication by current-limiting resistance (R5), light emitting diode (LED2), it is in parallel with output relay (K3), and is permanent bright under running status.Form indicating fault respectively by current-limiting resistance (R6, R7, R8) and light emitting diode (LED3, LED4, LED4), its corresponding perseverance when breaking down is bright, until fault recovery.
The utility model also has circuit for remotely controlling, to provide one group of normally opened contact by power transfer relay (K1) be remote failure prison contact to this part except above-mentioned, it is beyond the long-range operation prison contact, to also have and start button (AN1), shutdown button (AN2) one group of remote opening and one group of remote power-off contact in parallel that operation relay (K2) provides one group of normally opened contact.Integrated remote monitoring interface has improved the integrity of controller function.
Is that example describes the utility model below in conjunction with accompanying drawing 3 and 4 with pressurized air freezing type drier controller; cooling fan is connected on the normal battle of controller output relay (K3) through (M2) external pressure controller (K04) and refrigeration compressor (M1); C01; C02 is respectively refrigeration compressor (M1); cooling fan is through the starting capacitance of (M2); K01 is external high-pressure protector; K02 is external low pressure protector; external thermal protector of K03 or temperature protector; 14 is the fault common port; 1; 2 corresponding 220V inputs; 3; 4 corresponding operation outputs; 5; 6 corresponding fault outputs; 7; 8 for the remote opening end be connected with the start button (AN1); 9; 10 is the remote power-off end, is connected with shutdown button (AN2).As the needs Long- distance Control 3,4,5,6,7,8,10 corresponding with host computer mouthfuls are linked to each other, carry out remote control.Operation interface is opened one by one and stopped two touch-switchs and five LED indication (1 power supply indication, 1 operation indication, 3 faults) is formed, and is simple and clear, easy and simple to handle.
Claims (9)
1. electromechanical equipment general purpose controller, comprise power circuit, indicating circuit, failure detector circuit, the fault locking circuit, the fault recovery circuit, boot-strap circuit, the operation lock-in circuit, shutdown circuit, circuit for remotely controlling and output circuit, it is characterized by: described power circuit connects fault locking circuit and indicating circuit, the fault locking circuit connects the fault recovery circuit, failure detector circuit and operation lock-in circuit, described operation lock-in circuit connects boot-strap circuit, shutdown circuit, fault recovery circuit and output circuit, the power supply of described power circuit is by anti-interference inductance, behind decompression capacitor and the discharge resistance in parallel with decompression capacitor, be connected to the decompression AC-DC conversion that bridge rectifier is formed, the series connection filter circuit of pressure-stabilizing of being made up of filter capacitor and voltage stabilizing diode is connected to the fictitious load that parallel resistance is formed again, often open and one group of normally closed linking to each other moving relay (K2) for one group of fictitious load and power transfer relay (K1), through power transfer relay (K1), the operation relay (K2) to power supply+.
2. electromechanical equipment general purpose controller according to claim 1 is characterized by: described failure detector circuit is connected to damping resistance for the fault common port, and damping resistance is connected to anti-interference resistance and electric capacity.
3. electromechanical equipment general purpose controller according to claim 1, it is characterized by: described fault locking circuit is for after being connected to controllable silicon (Q3, Q4, Q5) by failure detector circuit, again with or gate diode (D13, D14, D15) be connected, controllable silicon (Q3, Q4, Q5) is connected with power transfer relay (K1) through OR circuit (D13, D14, D15), and power transfer relay is parallel with fly-wheel diode (D8).
4. electromechanical equipment general purpose controller according to claim 1, it is characterized by: described fault recovery circuit is that power supply recovered from failure is kept the base stage that resistance (R4) is connected to fault recovery triode (Q2), the collector of fault recovery triode is connected to the silicon controlled negative electrode of fault locking circuit, and the base stage of fault recovery triode is connected to shutdown button (AN2).
5. electromechanical equipment general purpose controller according to claim 1, it is characterized by: described start control circuit is connected to current-limiting resistance (R3) for start button (AN1), current-limiting resistance is connected to clamp diode (D10), clamp diode is connected to the base stage of operation triode (Q1), the collector of operation triode connects operation relay (K2), and the operation relay is parallel with afterflow diode (D9).
6. electromechanical equipment general purpose controller according to claim 1, it is characterized by: the unidirectional supply diode (D11) of described operation lock-in circuit for being connected with one group of normally opened contact of operation relay (K2), unidirectional supply diode (D11) is connected to current-limiting resistance (R3).
7. electromechanical equipment general purpose controller according to claim 1 is characterized by: described shutdown control circuit is connected to the clamp diode (D10) of operation triode (Q1) base stage for the unidirectional supply diode (D12) that connects shutdown button (AN2).
8. electromechanical equipment general purpose controller according to claim 1 is characterized by: described condition indication circuit is made up of the current-limiting resistance of light emitting diode and series connection with it.
9. electromechanical equipment general purpose controller according to claim 1, it is characterized by: described circuit for remotely controlling comprises that one group of normally opened contact that power transfer relay (K1) provides is a remote failure prison contact, operation relay (K2) provide one group of normally opened contact be long-range operation prison contact and with start button (AN1), shutdown button (AN2) one group of remote opening and one group of remote power-off contact in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200011472U CN201184964Y (en) | 2008-01-17 | 2008-01-17 | Universal controller for electromechanical device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200011472U CN201184964Y (en) | 2008-01-17 | 2008-01-17 | Universal controller for electromechanical device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201184964Y true CN201184964Y (en) | 2009-01-21 |
Family
ID=40272703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200011472U Expired - Fee Related CN201184964Y (en) | 2008-01-17 | 2008-01-17 | Universal controller for electromechanical device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201184964Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187886A (en) * | 2013-03-27 | 2013-07-03 | 上海华群实业股份有限公司 | No-buffering small-power alternating current (AC)/direct current (DC) power |
-
2008
- 2008-01-17 CN CNU2008200011472U patent/CN201184964Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187886A (en) * | 2013-03-27 | 2013-07-03 | 上海华群实业股份有限公司 | No-buffering small-power alternating current (AC)/direct current (DC) power |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202888081U (en) | AC contactor intelligent control apparatus with energy saving effect | |
| CN104110800A (en) | Air conditioner, and on-off control method and on-off control system for resistive load | |
| CN201509100U (en) | Electricity double-power device | |
| CN102946106B (en) | Silicon controlled rectifier combination switch | |
| CN201184964Y (en) | Universal controller for electromechanical device | |
| CN202561966U (en) | Air conditioner control circuit and air conditioner | |
| CN106678422B (en) | A kind of electromagnetic valve energy-saving cooling driver | |
| CN201298743Y (en) | Energy-saving device for moped charger | |
| CN201260128Y (en) | Power-on shock protection circuit for AC/DC switch power supply | |
| CN204333909U (en) | A kind of decompression delayer | |
| CN208581052U (en) | Relay driving control circuit and its manufactured photovoltaic energy storage inverter | |
| CN207113400U (en) | Wind cooling refrigerator based on UPS | |
| CN105895451A (en) | AC/DC universal intelligent contactor | |
| CN203104914U (en) | Improved LED (Lighting-Emitting Diode) driving circuit | |
| CN204967233U (en) | Low temperature rise security residual current operated circuit breaker circuit | |
| CN101393821B (en) | Energy accumulation type DC suction and DC keeping circuit for AC contactor | |
| CN204721328U (en) | Three-phase electronic superconduct solid-state relay | |
| CN2148391Y (en) | Power-saving contactor | |
| CN204668240U (en) | A kind of accelerating relay is opened and is reduced the switching circuit of relay heating | |
| CN2383267Y (en) | Intelligent switch power source of semiconductor refrigerator | |
| CN209071223U (en) | A kind of Relay Link Circuit with control power consumption function | |
| CN104485637B (en) | A kind of decompression delayer | |
| CN203219226U (en) | Shield machine air compressor frequency-sensitive rheostat starting control device | |
| CN214036221U (en) | Novel automatic control device for cooling fan of distribution room | |
| CN202373807U (en) | Linkage socket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090121 Termination date: 20110117 |