CN107769384B - Power supply power-on and power-off control device and system - Google Patents
Power supply power-on and power-off control device and system Download PDFInfo
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- CN107769384B CN107769384B CN201711117205.8A CN201711117205A CN107769384B CN 107769384 B CN107769384 B CN 107769384B CN 201711117205 A CN201711117205 A CN 201711117205A CN 107769384 B CN107769384 B CN 107769384B
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Abstract
The invention provides a power-on and power-off control device and a system, and relates to the technical field of power-on and power-off control. The power-on and power-off control device comprises a remote control module, a first switch module, a second switch module and a power supply, wherein the remote control module, the first switch module, the second switch module and the power supply are sequentially and electrically connected, the remote control module is electrically connected with the power supply, and the remote control module is used for controlling the on-off state of the first switch module according to a control instruction when the power-on and power-off control device is in a remote control state, and the second switch module is used for controlling the power-on or power-off of the power supply according to the on-off state of the first switch module. The power supply power-on and power-off control device and the power supply power-on and power-off control system have the advantage of enabling a user to operate more conveniently.
Description
Technical Field
The invention relates to the technical field of power supply control, in particular to a power supply power-on and power-off control device and a power supply power-on and power-off control system.
Background
At present, when some electric equipment is controlled to be turned on or off, the power supply can be controlled to be powered on or off, namely, when the power supply is in a power-on state, the power supply can supply power to the electric equipment, and the electric equipment is turned on; when the power supply is powered down, the power supply cannot supply power to the electric equipment, and the electric equipment is turned off due to the fact that the power source is not arranged.
When a user powers on or off the control direct-current power supply, the switch is usually closed or opened directly by a manual mode, so that the effect of controlling the power on or off of the direct-current power supply is achieved. However, in practical application, the user may be located at a position far away from the switch, and when the direct current power supply needs to be controlled to be turned on, the user needs to walk to the switch, and the direct current power supply is controlled to be turned on manually, so that great inconvenience is brought to the user.
How to solve the above problems is an important point of attention of those skilled in the art.
Disclosure of Invention
The invention aims to provide a power supply power-on and power-off control device, which solves the problem that in the prior art, the power-on or power-off of a direct-current power supply can only be controlled manually, so that great inconvenience is brought to a user.
The invention further aims to provide a power supply power-on and power-off control system which solves the problem that in the prior art, the power-on or power-off of a direct-current power supply can be controlled only manually, so that great inconvenience is brought to users.
The invention is realized in the following way:
in one aspect, an embodiment of the present invention provides a power up-down control device, where the power up-down control device includes a remote control module, a first switch module, a second switch module, and a power source, where the remote control module, the first switch module, the second switch module, and the power source are sequentially electrically connected, and the remote control module is electrically connected to the power source, where the remote control module is configured to switch, when the power up-down control device is in a remote control state, the on-off state of the first switch module according to a control instruction, and the second switch module is configured to control on-off state of the power source according to the on-off state of the first switch module.
Further, the power supply power-on and power-off control device further comprises a state switching module, wherein the state switching module is electrically connected with the first switch module and the power supply respectively, and the state switching module is used for responding to a user operation to be in a remote control state.
Further, the state switching module comprises a first switch, a second switch and a third switch, one ends of the first switch, the second switch and the third switch are all electrically connected with the positive electrode of the power supply, the other end of the first switch is electrically connected with the second switch module, the other end of the second switch is electrically connected with a power output circuit, the other end of the third switch is electrically connected with the second switch module, and the state switching module is used for controlling the first switch, the second switch and the third switch to be closed so as to be in a remote control state.
Further, the first switch module further comprises a first normally closed switch, a first normally open switch, a second normally open switch, a first relay and a second relay, the first normally open switch is connected in parallel with the first normally closed switch and then is connected in series with the second switch module respectively, the third switch, the first relay and the negative electrode of the power supply are sequentially connected in series, the remote control module sequentially connected in series with the second normally open switch, the second relay and the negative electrode of the power supply are sequentially connected in series, the first relay is used for controlling the first normally closed switch to be opened and the second normally open switch to be closed after the third switch is closed, and the remote control module is used for controlling the second normally open switch to be in a connection state with the positive electrode of the power supply when the control command is an on control command so as to enable the second relay to be conducted, and the second relay is used for controlling the first normally open switch to be closed after the second relay is conducted.
Further, the first switch module further comprises a second normally closed switch and a third relay, the second normally open switch, the second normally closed switch and the second relay are sequentially connected in series, one end of the third relay is electrically connected with the remote control module, the other end of the third relay is grounded, the remote control module is used for controlling the third relay to be in a connection state with the positive electrode of the power supply when the control instruction is a power-down control instruction, so that the third relay is conducted, and the third relay is used for controlling the second normally closed switch to be disconnected after being conducted.
Further, the first switch module further comprises a fourth relay and a third normally open switch, the fourth relay is connected with the second relay in parallel, one end of the third normally open switch is electrically connected with the second normally open switch, the other end of the third normally open switch is electrically connected with the first normally open switch, and the fourth relay is used for being conducted when the second normally open switch is in a connection state with the positive electrode of the power supply and controlling the third normally open switch to be closed after being conducted.
Further, the first switch module further comprises a fifth relay, a sixth relay, a third normally closed switch and a fourth normally open switch, wherein the third normally closed switch is connected with the fourth normally open switch in parallel and then is connected with the second switch and the power output circuit in series respectively, the fifth relay is connected with the first relay in parallel, the sixth relay is connected with the second relay in parallel, the fifth relay is used for being conducted after the third switch is closed and controlling the third normally closed switch to be opened after the third relay is conducted, and the sixth relay is used for being conducted when the second normally open switch is connected with the positive electrode of the power supply and controlling the fourth normally open switch to be closed after the third relay is conducted.
Further, the second switch module includes a seventh relay and a fifth normally-open switch, the first normally-open switch, the seventh relay and the negative electrode of the power supply are sequentially connected in series, one end of the fifth normally-open switch is electrically connected with the negative electrode of the power supply, the other end of the fifth normally-open switch is grounded, and the seventh relay is used for controlling the fifth normally-open switch to be closed after being conducted so as to electrify the power supply.
Further, the remote control module comprises a wireless communication module and a controller, the controller is respectively and electrically connected with the second switch module, the power supply and the wireless communication module, the wireless communication module is used for receiving a control instruction sent by an intelligent terminal and transmitting the control instruction to the controller, and the controller is used for controlling the connection state of the power supply and the second switch module after receiving the control instruction so as to control the on-off state of the second switch module.
The invention also provides a power supply up-down control system, which comprises an intelligent terminal and a power supply up-down control device, wherein the power supply up-down control device comprises a remote control module, a first switch module, a second switch module and a power supply, the remote control module, the first switch module, the second switch module and the power supply are sequentially and electrically connected, the remote control module is electrically connected with the power supply, the remote control module is used for switching the on-off state of the first switch module according to a control instruction when the power supply up-down control device is in a remote control state, the second switch module is used for controlling the power supply to be powered on or powered off according to the on-off state of the first switch module, and the intelligent terminal is in communication connection with the remote control module.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a power supply power-on and power-off control device and a system, wherein the power supply power-on and power-off control device comprises a remote control module, a first switch module, a second switch module and a power supply, when the power supply power-on and power-off control device is in a remote control state, the remote control module can control the on-off state of the first switch module according to a control instruction, and the second switch module can control the power supply to be powered on or powered off according to the on-off state of the first switch module. In the invention, the remote control module can control the power-on or power-off of the power supply according to the control instruction, namely, a user can send the power-on or power-off control instruction to the remote control module through a remote control device such as a remote controller, and the remote control module can control the on-off state of the first switch module according to the control instruction after receiving the power-on or power-off control instruction sent by the user, so that the effect of controlling the power-on or power-off of the power supply is achieved, and the user can control the power supply even if the user is not at the position of the second switch module, thereby facilitating the operation of the user.
In order to make the above objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Fig. 1 shows a schematic block diagram of a power-on/off control device according to a first embodiment of the present invention.
Fig. 2 shows a circuit diagram of a power-on/off control device provided by a first embodiment of the present invention.
Fig. 3 shows a schematic block diagram of a remote control device according to a second embodiment of the present invention.
Fig. 4 shows an interaction schematic diagram of a power-on/off control system provided by a second embodiment of the present invention.
Icon: 100-a power supply power-on and power-off control device; 110-a state switching module; 111-a first switch; 112-a second switch; 113-a third switch; 130-a remote control module; 131-a wireless communication module; 132-a controller; 150-a second switch module; 151-seventh relay; 152-fifth normally open switch; 170-a first switch module; 171-a first relay; 172-a second relay; 173-a third relay; 174-fourth relay; 175-fifth relay; 176-sixth relay; 177-a first normally open switch; 178-a second normally open switch; 179-a third normally open switch; 180-fourth normally open switch; 181-a first normally closed switch; 182-a second normally closed switch; 183-a third normally closed switch; 190-power supply; 200-powering-on and powering-off the control system; 210-an intelligent terminal; 220-network.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Some embodiments of the present invention are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
First embodiment
Referring to fig. 1, an embodiment of the present invention provides a power up and down control device 100, where the power up and down control device 100 includes a status switching module 110, a remote control module 130, a first switch module 170, a second switch module 150, and a power supply 190. The remote control module 130, the first switch module 170, the second switch module 150 and the power supply 190 are electrically connected in sequence, the remote control module 130 is electrically connected with the power supply 190, and the state switching module 110 is electrically connected with the first switch module 170 and the power supply 190 respectively.
Specifically, in the present embodiment, the state switching module 110 has a remote control state, a local control state and an off state, and a worker can perform free switching of the remote control state, the local control state (i.e., the worker controls the power supply 190 to be powered on or powered off manually), and the off state manually. Of course, in other embodiments, the state switching module 110 may include more or fewer states, and the switching of the operation states may be performed automatically, which is not limited in this embodiment.
Referring to fig. 2, as a preferred implementation of the present embodiment, the state switching module 110 includes a first switch 111, a second switch 112, and a third switch 113, wherein one end of the first switch 111, one end of the second switch 112, and one end of the third switch 113 are electrically connected to the positive electrode of the power supply 190, the other end of the first switch 111 is electrically connected to the second switch module 150, the other end of the second switch 112 is electrically connected to an output circuit of the power supply 190, and the other end of the third switch 113 is electrically connected to the second switch module 150. In the present embodiment, when the first switch 111, the second switch 112, and the third switch 113 are all closed, the state switching module 110 is in a remote control state; when the first switch 111 and the second switch 112 are both closed and the third switch 113 is opened, the state switching module 110 is in the local control state, and when the first switch 111, the second switch 112 and the third switch 113 are both opened, the state switching module 110 is in the third working state. Meanwhile, in the present embodiment, the working state of the state switching module 110 may be set manually by a worker, so that the state switching module 110 controls the opening or closing of the first switch 111, the second switch 112, and the third switch 113.
Specifically, in the present embodiment, the first switch module 170 includes a first relay 171, a second relay 172, a third relay 173, a fourth relay 174, a fifth relay 175, a sixth relay 176, a first normally open switch 177, a second normally open switch 178, a third normally open switch 179, a fourth normally open switch 180, a first normally closed switch 181, a second normally closed switch 182, and a third normally closed switch 183.
The first normally open switch 177 is connected in parallel with the first normally closed switch 181 and then connected in series with the first switch 111 and the second switch module 150 respectively, the third switch 113, the first relay 171 and the negative electrode of the power supply 190 are sequentially connected in series, the remote control module 130, the second normally open switch 178, the second normally closed switch 182, the second relay 172 and the negative electrode of the power supply 190 are sequentially connected in series, one end of the third relay 173 is electrically connected with the remote control module 130 and the other end is grounded, the fourth relay 174 and the sixth relay 176 are connected in parallel with the second relay 172, the fifth relay 175 is connected in parallel with the first relay 171, one end of the third normally open switch 179 is electrically connected with the second normally open switch 178, the other end is electrically connected with the first normally open switch 177, and the third normally closed switch 183 is connected in parallel with the fourth normally open switch 180 and then connected in series with the output circuit of the second switch 112 and the power supply 190 respectively.
It should be noted that, since the relay can control the opened and closed states of the corresponding switches, in this embodiment, when the first relay 171 is turned on (i.e. a current flows through the first relay 171), the first relay 171 controls the first normally closed switch 181 to be opened, and simultaneously the second normally open switch 178 is closed; when the second relay 172 is turned on, the second relay 172 controls the first normally open switch 177 to be closed; when the third relay 173 is turned on, the third relay 173 controls the second normally-closed switch 182 to be turned off; when the fourth relay 174 is turned on, the fourth relay 174 controls the third normally open switch 179 to be closed; when the fifth relay 175 is turned on, the fifth relay 175 controls the third normally-closed switch 183 to be turned off; when the sixth relay 176 is on, the sixth relay 176 controls the fourth normally open switch 180 to be off.
Specifically, in the present embodiment, the second switch module 150 includes a seventh relay 151 and a fifth normally-open switch 152, where the seventh relay 151 is connected in series with the first normally-open switch 177 and the negative electrode of the power supply 190, respectively, one end of the fifth normally-open switch 152 is electrically connected to the negative electrode of the power supply 190, and the other end is grounded, and the seventh relay 151 can control the fifth normally-open switch 152 to be closed after being turned on. In the present embodiment, the determination of whether the power supply 190 is powered up or powered down is performed by determining whether the fifth normally-open switch 152 is closed, that is, determining whether the seventh relay 151 is turned on. For example, when the seventh relay 151 is turned on, the seventh relay 151 can control the fifth normally-on switch 152 to be turned on, so that the positive electrode of the power supply 190 is electrically connected to the output circuit of the power supply 190, and the negative electrode of the power supply 190 is grounded, thereby turning on the power supply 190; when the seventh relay 151 is not turned on, the fifth normally-on switch 152 is in a non-operating state, that is, the negative electrode of the power supply 190 is not grounded, and the power supply 190 is in an off state.
Referring to fig. 3, specifically, the remote control module 130 includes a wireless communication module 131 and a controller 132, the controller 132 is electrically connected to the second switch module 150, the positive pole of the power supply 190, and the wireless communication module 131, the wireless communication module 131 can receive a control command sent by an intelligent terminal, and transmit the control command to the controller 132, and the controller 132 controls the positive pole of the power supply 190 to be in a connection state with the second normally open switch 178 or controls the positive pole of the power supply 190 to be in a connection state with the third relay 173 after receiving the control command.
The following specifically describes the operation principle of the power-on/off control device 100 provided in this embodiment.
In this embodiment, when the power-on/off control device 100 is in the first operating state, the first switch 111, the second switch 112 and the third switch 113 are all closed, and when the third switch 113 is closed, the first relay 171 and the fifth relay 175 are in the on state. When the first relay 171 is turned on, the first normally-closed switch 181 is controlled to be turned off, and the second normally-open switch 178 is controlled to be turned on, so that the first normally-closed switch 181 and the first normally-open switch 177 are both in an off state, no current flows through the seventh relay 151, the fifth normally-open switch 152 is not operated, and the power supply 190 is in an off state. The entire power-on/off control device 100 has already been switched to the remote control state, i.e., the remote control state, at this time, and the power-on/off control device 100 has not received any control instruction.
When the power-on/off control device 100 receives the on control instruction, the remote control device controls the positive pole of the power supply 190 to be electrically connected with the second normally open switch 178, and the second normally open switch 178 is in a closed state at this time, so that the second relay 172, the fourth relay 174 and the sixth relay 176 are all turned on, and after the fourth relay 174 is turned on, the fourth relay 174 controls the third normally open switch 179 to be turned on, so that the sixth relay 176 can control the fourth normally open switch 180 to be turned on, and simultaneously the second relay 172 can control the first normally open switch 177 to be turned on, so that the seventh relay 151 is turned on, and after the seventh relay 151 is turned on, the fifth normally open switch 152 is controlled to be turned on, and the power supply 190 is electrified.
When the power-on/off control device 100 is an open control instruction, the remote control device controls the positive electrode of the power supply 190 to be electrically connected with the third relay 173, so that the third relay 173 is turned on, and after the third relay 173 is turned on, the second normally-closed switch 182 is controlled to be opened, so that the open states of all the holes of the second relay 172, the fourth relay 174 and the sixth relay 176 are changed to be open states, so that the fourth normally-open switch 180 is changed from the closed state to the open state, and meanwhile, the first normally-open switch 177 is also changed from the closed state to the open state again. The seventh relay 151 is turned off, and the fifth normally-open switch 152 is turned off.
When the power-on/off control device 100 is in the local control state, that is, the local control state, the first switch 111 and the second switch 112 are both closed, the third switch 113 is opened, and since the third switch 113 is opened, the first relay 171 and the fifth relay 175 do not work, the first normally-closed switch 181 and the third normally-closed switch 183 are always in the closed state, so that the seventh relay 151 is in the on state, the fifth normally-open switch 152 is closed, and the power supply 190 is powered on.
When the power-on/off control device 100 is in the off state, the first switch 111, the second switch 112, and the third switch 113 are all turned off, the seventh relay 151 is turned off, the fifth normally-on switch 152 is not operated, and the power supply 190 is powered off.
Through the power up and down control device 100 provided by the embodiment, when the power supply 190 is controlled to be turned on or off, the power up and down control device can control the power up and down through a mode of combining the control with remote control, namely, a worker can control the power up and down through a manual control unit, and meanwhile, the worker can control the power up and down through the mode of remote control, so that the power up and down control device is more convenient.
Second embodiment
Referring to fig. 4, an embodiment of the present invention provides a power up and down control system 200, where the power up and down control system 200 includes an intelligent terminal 210 and a power up and down control device 100, and the intelligent terminal 210 is communicatively connected to the power up and down control device 100 through a network 220.
Specifically, in the present embodiment, since the remote control device includes the wireless communication module 131, in the present embodiment, it is possible to establish a communication connection between the wireless communication module 131 and the intelligent terminal 210 through the network 220. The worker can send a turn-on control command or a turn-off control command to the control device through the intelligent terminal 210, so that the power-on/off control device 100 executes a corresponding command to control the power supply 190 to be turned on or off.
In summary, the present invention provides a power-on/off control device and system, where the power-on/off control device includes a remote control module, a first switch module, a second switch module, and a power source, and when the power-on/off control device is in a remote control state, the remote control module can control the on/off state of the first switch module according to a control instruction, and the second switch module can control the power source to be powered on or powered off according to the on/off state of the first switch module. In the invention, the remote control module can control the power-on or power-off of the power supply according to the control instruction, namely, a user can send the power-on or power-off control instruction to the remote control module through a remote control device such as a remote controller, and the remote control module can control the on-off state of the first switch module according to the control instruction after receiving the power-on or power-off control instruction sent by the user, so that the effect of controlling the power-on or power-off of the power supply is achieved, and the user can control the power supply even if the user is not at the position of the second switch module, thereby facilitating the operation of the user.
In the description of the present invention, it should be noted that the terms "first," "second," "third," "fourth," and the like are used merely for distinguishing between descriptions and should not be construed as indicating or implying relative importance. The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The power supply power-on and power-off control device is characterized by comprising a remote control module, a first switch module, a second switch module and a power supply, wherein the remote control module, the first switch module, the second switch module and the power supply are sequentially and electrically connected, the remote control module is electrically connected with the power supply, the remote control module is used for switching the on-off state of the first switch module according to a control instruction when the power supply power-on and power-off control device is in a remote control state, and the second switch module is used for controlling the power supply to be powered on or powered off according to the on-off state of the first switch module;
the power supply power-on and power-off control device further comprises a state switching module, wherein the state switching module is electrically connected with the first switch module and the power supply respectively, and the state switching module is used for responding to a user operation to be in a remote control state; wherein,,
the state switching module comprises a first switch, a second switch and a third switch, wherein one ends of the first switch, the second switch and the third switch are electrically connected with the positive electrode of the power supply, the other end of the first switch is electrically connected with the second switch module, the other end of the second switch is electrically connected with a power supply output circuit, the other end of the third switch is electrically connected with the second switch module, and the state switching module is used for controlling the first switch, the second switch and the third switch to be closed so as to be in a remote control state;
the first switch module further comprises a first normally closed switch, a first normally open switch, a second normally open switch, a first relay and a second relay, wherein the first normally open switch is connected in parallel with the first normally closed switch and then is connected with the first switch and the second switch module in series respectively, the third switch, the first relay and the negative electrode of the power supply are connected in series in sequence, the remote control module, the second normally open switch, the second relay and the negative electrode of the power supply are connected in series in sequence, the first relay is used for controlling the first normally closed switch to be opened and the second normally open switch to be closed after the third switch is closed, the remote control module is used for controlling the second normally open switch to be in a connection state with the positive electrode of the power supply when the control command is a power-on command so as to enable the second relay to be conducted, and the second relay is used for controlling the first normally open switch to be closed after the second relay is conducted;
the first switch module further comprises a second normally closed switch and a third relay, the second normally open switch, the second normally closed switch and the second relay are sequentially connected in series, one end of the third relay is electrically connected with the remote control module, the other end of the third relay is grounded, the remote control module is used for controlling the third relay to be in a connection state with the positive electrode of the power supply when the control instruction is a power-down control instruction so as to enable the third relay to be conducted, and the third relay is used for controlling the second normally closed switch to be disconnected after the third relay is conducted;
the first switch module further comprises a fourth relay and a third normally open switch, the fourth relay is connected with the second relay in parallel, one end of the third normally open switch is electrically connected with the second normally open switch, the other end of the third normally open switch is electrically connected with the first normally open switch, and the fourth relay is used for being conducted when the second normally open switch is in a connection state with the positive electrode of the power supply and controlling the third normally open switch to be turned on after being conducted;
the second switch module comprises a seventh relay and a fifth normally-open switch, the first normally-open switch, the seventh relay and the negative electrode of the power supply are sequentially connected in series, one end of the fifth normally-open switch is electrically connected with the negative electrode of the power supply, the other end of the fifth normally-open switch is grounded, and the seventh relay is used for controlling the fifth normally-open switch to be closed after being conducted so as to electrify the power supply.
2. The power-on and power-off control device according to claim 1, wherein the first switch module further comprises a fifth relay, a sixth relay, a third normally-closed switch and a fourth normally-open switch, the third normally-closed switch is connected in series with the second switch and the power output circuit after being connected in parallel with the fourth normally-open switch, the fifth relay is connected in parallel with the first relay, the sixth relay is connected in parallel with the second relay, the fifth relay is used for switching on after the third switch is switched on and controlling the third normally-closed switch to be switched off after the third relay is switched on, and the sixth relay is used for switching on when the second normally-open switch is connected with the positive electrode of the power supply and controlling the fourth normally-open switch to be switched on after the third normally-closed switch is switched on.
3. The power-on and power-off control device according to claim 1, wherein the remote control module comprises a wireless communication module and a controller, the controller is electrically connected with the second switch module, the power supply and the wireless communication module respectively, the wireless communication module is used for receiving a control instruction sent by an intelligent terminal and transmitting the control instruction to the controller, and the controller is used for controlling the connection state of the power supply and the second switch module after receiving the control instruction so as to control the on-off state of the second switch module.
4. A power up and down control system, which is characterized by comprising an intelligent terminal and the power up and down control device according to any one of claims 1 to 3, wherein the intelligent terminal is in communication connection with the remote control module.
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JPH11341704A (en) * | 1998-05-22 | 1999-12-10 | Matsushita Electric Ind Co Ltd | Power supply device |
CN203573126U (en) * | 2013-11-19 | 2014-04-30 | 格力电器(合肥)有限公司 | Circuit structure for switching remote control mode |
WO2014071444A1 (en) * | 2012-11-07 | 2014-05-15 | Clipsal Australia Pty Ltd | General power outlet and remote switch module |
CN205610346U (en) * | 2016-05-06 | 2016-09-28 | 浙江幸福航天科技有限公司 | Remote control system |
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TW200826396A (en) * | 2006-12-13 | 2008-06-16 | Inst Information Industry | Control circuit with manual/remote control function |
US10433402B2 (en) * | 2016-01-20 | 2019-10-01 | Shih-Yang Chang | Remote switch device and remote control electric device |
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JPH11341704A (en) * | 1998-05-22 | 1999-12-10 | Matsushita Electric Ind Co Ltd | Power supply device |
WO2014071444A1 (en) * | 2012-11-07 | 2014-05-15 | Clipsal Australia Pty Ltd | General power outlet and remote switch module |
CN203573126U (en) * | 2013-11-19 | 2014-04-30 | 格力电器(合肥)有限公司 | Circuit structure for switching remote control mode |
CN205610346U (en) * | 2016-05-06 | 2016-09-28 | 浙江幸福航天科技有限公司 | Remote control system |
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