CN213072190U - Photovoltaic control device and system - Google Patents
Photovoltaic control device and system Download PDFInfo
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- CN213072190U CN213072190U CN202021196199.7U CN202021196199U CN213072190U CN 213072190 U CN213072190 U CN 213072190U CN 202021196199 U CN202021196199 U CN 202021196199U CN 213072190 U CN213072190 U CN 213072190U
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- 238000013461 design Methods 0.000 abstract description 2
- 230000005059 dormancy Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000007958 sleep Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000002618 waking effect Effects 0.000 description 1
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Abstract
The utility model relates to a photovoltaic equipment field, concretely relates to photovoltaic control device. The photovoltaic control device comprises a shell, a photovoltaic controller and a solar cell panel interface, wherein the photovoltaic controller is arranged in the shell, the solar cell panel interface is arranged on the shell, an auxiliary power supply is arranged in the photovoltaic controller, a power input end of the auxiliary power supply is connected with a power terminal of the solar cell panel interface, and the photovoltaic controller is opened after the auxiliary power supply is powered on or closed after the auxiliary power supply is powered off. The utility model discloses still relate to a photovoltaic control system. The utility model discloses a design a photovoltaic control device and system, can realize that photovoltaic controller's dormancy awakens up, does not need extra configuration like equipment such as remote controller, reduces customer cost, simultaneously, also need not to increase the switch, avoids fragile, easy maloperation, with high costs scheduling problem.
Description
Technical Field
The utility model relates to a photovoltaic equipment field, concretely relates to photovoltaic control device and system.
Background
Photovoltaic (photo): the Solar photovoltaic power generation system is a short-term Solar power system, and is a novel power generation system which directly converts Solar radiation energy into electric energy by using the photovoltaic effect of a Solar cell semiconductor material.
However, the photovoltaic energy storage product needs to be transported for a long distance, and the power consumption of electrical equipment needs to reach the minimum energy consumption during the long-distance transportation; the common practice is to put the internal circuit to sleep, transport the circuit after sleep, transport the circuit to the client, and then wake up the whole circuit.
The existing sleep wakeup scheme includes: 1. adding a wake-up switch; 2. the external remote control is used for waking up.
However, the above wake-up approach has the following disadvantages: 1. there may be situations where the switch is broken using wake-up switch technology; 2. the condition that equipment is started due to mistaken touch in the transportation process exists by using the wake-up switch technology; 3. the use of wake-up switch technology requires increased switch costs and the cost of installing the switch; 4. an external remote controller awakening technical party needs to additionally configure a wireless or infrared remote control receiving and transmitting circuit on a circuit, so that the circuit cost is increased; 5. the external remote controller awakening technology needs to separately configure a remote controller for a client, and therefore the cost of the client is increased.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a photovoltaic control device and system, solve present function of awakening up and exist fragile, easy maloperation, with high costs scheduling problem.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a photovoltaic control device, photovoltaic control device includes the casing to and set up the photovoltaic controller in the casing, and set up the solar cell panel interface on the casing, be equipped with auxiliary power supply in the photovoltaic controller, auxiliary power supply's power input end is connected with the power terminal of solar cell panel interface, the photovoltaic controller is opened after auxiliary power supply switches on, or is closed after the auxiliary power supply outage.
Wherein, the preferred scheme is: the auxiliary power supply further comprises two short-circuit input ends, the solar panel interface comprises two first short-circuit terminals which are respectively connected with the two short-circuit input ends, and the two short-circuit input ends are connected into an electrifying loop of the auxiliary power supply in series.
Wherein, the preferred scheme is: the photovoltaic control device further comprises a control switch and a driving circuit, the control switch is arranged between a power supply terminal of the solar cell panel interface and a power input end of the auxiliary power supply, the driving circuit is connected with the control switch, the power supply terminal of the solar cell panel interface and an enabling end of the photovoltaic controller, and both input electric energy of the power supply terminal of the solar cell panel interface and a control signal of the enabling end of the photovoltaic controller can drive the control switch to be switched on and off.
Wherein, the preferred scheme is: the control switch includes MOS pipe Q1, drive circuit includes triode Q2, MOS pipe Q1's source electrode is connected with the power supply terminal of solar cell panel interface, and its drain electrode is connected with auxiliary power supply's power input end, and its grid is connected with triode Q2's collecting electrode, triode Q2's base is connected with the power supply terminal of solar cell panel interface and photovoltaic controller's enable end respectively, the input electric energy of solar cell panel interface power supply terminal and the control signal of photovoltaic controller enable end all can drive MOS pipe Q1 and switch on.
Wherein, the preferred scheme is: the photovoltaic control device also comprises a storage battery connected with the photovoltaic controller; and the photovoltaic control device further comprises a load interface arranged on the shell, wherein the load interface comprises two second short-circuit terminals, and the two second short-circuit terminals and the two first short-circuit terminals are connected in series into the two short-circuit input ends, or the two second short-circuit terminals and the two first short-circuit terminals are connected in parallel into the two short-circuit input ends.
Wherein, the preferred scheme is: the photovoltaic control device also comprises a storage battery connected with the photovoltaic controller; the photovoltaic control device further comprises a load interface arranged on the shell, the load interface comprises two second short-circuit terminals, and the two second short-circuit terminals are connected between the control switch and the power supply input end of the auxiliary power supply in series; or the two second short-circuit terminals are connected in series between the control switch and the power supply terminal of the solar panel interface; or the two second short-circuit terminals are connected to two ends of the control switch in parallel.
Wherein, the preferred scheme is: the photovoltaic control device also comprises a timing module, and the photovoltaic controller generates a control signal under the control of the timing module and sends the control signal through an enabling end of the photovoltaic controller.
Wherein, the preferred scheme is: the solar cell panel interface is a waterproof female head.
Wherein, the preferred scheme is: and an anti-reverse diode is arranged between the power terminal of the solar cell panel interface and the power input end of the auxiliary power supply.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a photovoltaic control system, includes photovoltaic control device and solar cell panel, solar cell panel's socket includes positive output of power, power negative pole output and two third short circuit terminals, two the third short circuit terminal short circuit sets up, and is connected with the first short circuit terminal that corresponds respectively when solar cell panel's socket inserts the solar cell panel interface.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a photovoltaic control system, includes photovoltaic control device and load, the socket of load includes positive input of power, power negative pole input and two fourth short circuit terminals, two the short circuit of fourth short circuit terminal sets up, and is connected with the second short circuit terminal that corresponds respectively when the socket of load inserts the load interface.
The beneficial effects of the utility model reside in that, compared with the prior art, the utility model discloses a design a photovoltaic control device and system, only detect out through solar cell panel interface and load interface whether have the external equipment to insert, can realize that photovoltaic controller's dormancy awakens up, does not need extra configuration like equipment such as remote controller, reduces customer's cost, simultaneously, also need not to increase the switch, avoids fragile, easy maloperation, with high costs scheduling problem.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic structural diagram of a photovoltaic control apparatus according to the present invention;
fig. 2 is a schematic structural diagram of the photovoltaic control system based on the solar panel;
fig. 3 is a schematic structural diagram of a first embodiment of the photovoltaic control system based on a solar panel and a load;
fig. 4 is a schematic structural diagram of a second embodiment of the photovoltaic control system based on a solar panel and a load;
fig. 5 is a schematic diagram of the circuit of fig. 4.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the present invention provides a preferred embodiment of a photovoltaic control apparatus.
The photovoltaic control device comprises a shell 10, a photovoltaic controller 110 and a solar panel interface 120, wherein the photovoltaic controller 110 is arranged in the shell 10, the solar panel interface 120 is arranged on the shell 10, an auxiliary power supply 111 is arranged in the photovoltaic controller 110, a power input end of the auxiliary power supply 111 is connected with a power terminal of the solar panel interface 120, and the photovoltaic controller 110 is turned on after the auxiliary power supply 111 is turned on or turned off after the auxiliary power supply 111 is turned off.
Specifically, after the external solar cell panel 200 is inserted into the solar cell panel interface 120, the electric energy of the external solar cell panel 200 is input into the power input end of the auxiliary power supply 111 through the power terminal of the solar cell panel interface 120 to control the auxiliary power supply 111 to be powered on, and the photovoltaic controller 110 is turned on after the auxiliary power supply 111 is powered on, exits from the sleep state, and performs corresponding work; and when the external solar cell panel 200 is pulled out from the solar cell panel interface 120, or the external solar cell panel 200 does not generate electric energy due to a cloudy day or at night, the electric energy is not output to the auxiliary power supply 111, the auxiliary power supply 111 enters a power-off state, and the photovoltaic controller 110 is turned off after the auxiliary power supply 111 is turned on or off, and enters a sleep state or a turned-off state. The photovoltaic controller 110 is awakened through insertion, the circuit is awakened through powerful function, the structure is simple, stability is high, cost is low, applicability is high, the mode that an awakening switch is added or an external remote controller is used for awakening is avoided, and user experience of the photovoltaic control device is improved.
And the power supply terminal input of the solar panel interface 120 should be a positive terminal and a negative terminal, and the power supply input of the auxiliary power supply 111 should also be a positive input and a negative input, forming a power-on loop.
As shown in fig. 2, the present invention provides a preferred embodiment of the short circuit input terminal of the auxiliary power supply.
The auxiliary power supply 111 further includes two short-circuit input ends, the solar panel interface 120 includes two first short-circuit terminals 121 respectively connected to the two short-circuit input ends, and the two short-circuit input ends are connected in series to the power-on loop of the auxiliary power supply 111. Specifically, the short-circuit input terminal of the auxiliary power supply 111 is serially connected to the power-on loop of the auxiliary power supply 111, that is, the power-on loop in the auxiliary power supply 111 can form a path only when the two short-circuit input terminals are short-circuited, otherwise, the auxiliary power supply 111 cannot be turned on even if the power input terminal of the auxiliary power supply 111 is connected to power. Further, two first short-circuit terminals 121 are disposed on the solar cell panel interface 120, and the two short-circuit input ends are short-circuited by short-circuiting the two first short-circuit terminals 121.
In this embodiment, a preferred scheme of a photovoltaic control system is provided, the photovoltaic control system includes a photovoltaic control device and a solar cell panel 200, the socket 210 of the solar cell panel 200 includes a power positive output end, a power negative output end and two third short-circuit terminals 211, two of the third short-circuit terminals 211 are in short-circuit arrangement, and are respectively connected with the corresponding first short-circuit terminals 121 when the socket 210 of the solar cell panel 200 is inserted into the solar cell panel interface 120. Specifically, the solar panel interface 120 includes a power positive terminal, a power negative terminal and two first short-circuit terminals 121 corresponding to each other, the four terminals are sequentially arranged to form a four-core male connector, and the socket 210 of the solar panel 200 also forms a four-core female connector, and the two pins correspond to each other. After actual insertion, the solar cell panel 200 outputs electric energy to the power supply positive terminal of the solar cell panel interface 120 through the power supply positive output terminal, the auxiliary power supply 111 is started, and meanwhile, the solar cell panel 200 is short-circuited with the two first short-circuit terminals 121 of the solar cell panel interface 120 through the two third short-circuit terminals 211, so that the conduction of the power-on loop of the auxiliary power supply 111 is realized. Through the special male head and female head that set up, under the prerequisite of inserting and awakening up photovoltaic controller 110, still prevent other interface errors, the thing that the misuse led to the misconnection realizes the setting of dual fail-safe.
Further, and with reference to fig. 3, the photovoltaic control apparatus further comprises a battery 140 connected to the photovoltaic controller 110, the battery 140 also being connected to the power input of the auxiliary power source 111; and the photovoltaic control device further comprises a load interface 130 arranged on the housing 10, wherein the load interface 130 comprises two second short-circuit terminals 131, and the two second short-circuit terminals 131 and the two first short-circuit terminals 121 are connected in series to the two short-circuit input ends, or the two second short-circuit terminals 131 and the two first short-circuit terminals 121 are connected in parallel to the two short-circuit input ends. Specifically, the load interface 130 is also configured as a four-core female connector, and includes a positive and negative power supply terminal and two second short-circuit terminals 131, the photovoltaic control system further includes a load 300, the socket 310 of the load 300 includes a positive power input terminal, a negative power input terminal, and two fourth short-circuit terminals 311, the two fourth short-circuit terminals 311 are short-circuited, and are respectively connected with the corresponding second short-circuit terminals 131 when the socket 310 of the load 300 is inserted into the load interface 130, and the specific structure is consistent with the socket 210 of the solar cell panel 200 and the solar cell panel interface 120. Particularly, if the two second short-circuit terminals 131 and the two first short-circuit terminals 121 are connected in series to two short-circuit input terminals, i.e., the load 300 or the solar cell panel 200 is inserted alone, the power-on loop of the auxiliary power supply 111 is not conducted, and both of them are required to be inserted at the same time to conduct, and if the two second short-circuit terminals 131 and the two first short-circuit terminals 121 are connected in parallel to two short-circuit input terminals, the load 300 or the solar cell panel 200 is inserted, so that the auxiliary power supply 111 is conducted.
As shown in fig. 4 and 5, the present invention provides a preferred embodiment of the control switch and the driving circuit of the auxiliary power supply 111.
The photovoltaic control device further comprises a control switch and a driving circuit, the control switch is arranged between a power supply terminal of the solar cell panel interface 120 and a power input end of the auxiliary power supply 111, the driving circuit is connected with the control switch, the power supply terminal of the solar cell panel interface 120 and an enabling end of the photovoltaic controller 110, and both input electric energy of the power supply terminal of the solar cell panel interface 120 and a control signal of the enabling end of the photovoltaic controller 110 can drive the control switch to be connected. Specifically, the control switch includes a MOS transistor Q1, the driving circuit includes a transistor Q2, the source of the MOS transistor Q1 is connected to the power terminal of the solar panel interface 120, the drain of the MOS transistor Q1 is connected to the power input terminal of the auxiliary power supply 111, the gate of the MOS transistor Q2 is connected to the collector of the transistor Q2, the base of the transistor Q2 is connected to the power terminal of the solar panel interface 120 and the enable terminal of the photovoltaic controller 110, and both the input power of the power terminal of the solar panel interface 120 and the control signal of the enable terminal of the photovoltaic controller 110 can drive the MOS transistor Q1 to be turned on.
In this embodiment, a preferred embodiment of the photovoltaic control system is provided, the socket 210 of the solar panel 200 is a two-core male connector, and includes a positive power input terminal and a negative power input terminal, after the solar panel 200 is inserted into the solar panel interface 120, the power is supplied to the power terminal of the solar panel interface 120, at this time, the power output from the power terminal of the solar panel interface 120 causes the transistor Q2 to be turned on, that is, the collector of the transistor Q2 generates a voltage to drive the MOS transistor Q1 to be turned on, so that the power terminal of the solar panel interface 120 is communicated with the power input terminal of the auxiliary power supply 111, the power of the solar panel 200 is input into the auxiliary power supply 111, and the auxiliary power supply 111 is turned on. Further, the photovoltaic control apparatus further includes a timing module, the photovoltaic controller 110 generates a control signal under the control of the timing module, and the control signal is sent through an enabling terminal of the photovoltaic controller 110, the solar cell panel 200 cannot provide electric energy at night and in cloudy days, and the photovoltaic controller 110 is driven to maintain the on state of the photovoltaic controller 110.
Similarly, the photovoltaic control system also includes a load 300, that is, the photovoltaic control apparatus further includes a storage battery 140, and the storage battery 140 is also connected to the power input end of the auxiliary power supply 111; the photovoltaic control device further comprises a load interface 130 arranged on the housing 10, wherein the load interface 130 comprises two second short-circuit terminals 131, and the two second short-circuit terminals 131 are connected in series between the control switch and the power input end of the auxiliary power supply 111; alternatively, the two second short-circuit terminals 131 are serially connected between the control switch and the power terminal of the solar panel interface 120; alternatively, the two second short-circuit terminals 131 are connected in parallel to both ends of the control switch, and are configured in series and in parallel, respectively. Among them, the battery 140 is a key to maintain the access of the load 300, and is provided at the power supply side where the solar cell panel 200 is absent.
In this embodiment, an anti-reverse diode is arranged between the power terminal of the solar panel interface 120 and the power input end of the auxiliary power supply 111, so as to prevent reverse connection; and an anti-reverse diode is arranged between the storage battery 140 and the power input end of the auxiliary power supply 111 to prevent reverse charging.
In this embodiment, the solar cell panel interface 120 is a waterproof female connector, so that the interface is waterproof, and the environmental applicability of the photovoltaic control device is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the present invention, which is intended to cover all equivalent changes and modifications made within the scope of the present invention.
Claims (11)
1. A photovoltaic control apparatus, characterized in that: the photovoltaic control device comprises a shell, a photovoltaic controller and a solar cell panel interface, wherein the photovoltaic controller is arranged in the shell, the solar cell panel interface is arranged on the shell, an auxiliary power supply is arranged in the photovoltaic controller, a power input end of the auxiliary power supply is connected with a power terminal of the solar cell panel interface, and the photovoltaic controller is opened after the auxiliary power supply is powered on or closed after the auxiliary power supply is powered off.
2. The photovoltaic control apparatus of claim 1, wherein: the auxiliary power supply further comprises two short-circuit input ends, the solar panel interface comprises two first short-circuit terminals which are respectively connected with the two short-circuit input ends, and the two short-circuit input ends are connected into an electrifying loop of the auxiliary power supply in series.
3. The photovoltaic control apparatus of claim 1, wherein: the photovoltaic control device further comprises a control switch and a driving circuit, the control switch is arranged between a power supply terminal of the solar cell panel interface and a power input end of the auxiliary power supply, the driving circuit is connected with the control switch, the power supply terminal of the solar cell panel interface and an enabling end of the photovoltaic controller, and both input electric energy of the power supply terminal of the solar cell panel interface and a control signal of the enabling end of the photovoltaic controller can drive the control switch to be switched on and off.
4. The photovoltaic control apparatus of claim 3, wherein: the control switch includes MOS pipe Q1, drive circuit includes triode Q2, MOS pipe Q1's source electrode is connected with the power supply terminal of solar cell panel interface, and its drain electrode is connected with auxiliary power supply's power input end, and its grid is connected with triode Q2's collecting electrode, triode Q2's base is connected with the power supply terminal of solar cell panel interface and photovoltaic controller's enable end respectively, the input electric energy of solar cell panel interface power supply terminal and the control signal of photovoltaic controller enable end all can drive MOS pipe Q1 and switch on.
5. The photovoltaic control apparatus of claim 2, wherein: the photovoltaic control device further comprises a storage battery connected with the photovoltaic controller, and the photovoltaic control device further comprises a load interface arranged on the shell, wherein the load interface comprises two second short-circuit terminals, two second short-circuit terminals and two first short-circuit terminals are connected in series to the two short-circuit input ends, or the two second short-circuit terminals and the two first short-circuit terminals are connected in parallel to the two short-circuit input ends.
6. Photovoltaic control apparatus according to claim 3 or 4, characterized in that: the photovoltaic control device also comprises a storage battery connected with the photovoltaic controller; the photovoltaic control device further comprises a load interface arranged on the shell, the load interface comprises two second short-circuit terminals, and the two second short-circuit terminals are connected between the control switch and the power supply input end of the auxiliary power supply in series; or the two second short-circuit terminals are connected in series between the control switch and the power supply terminal of the solar panel interface; or the two second short-circuit terminals are connected to two ends of the control switch in parallel.
7. Photovoltaic control apparatus according to claim 3 or 4, characterized in that: the photovoltaic control device also comprises a timing module, and the photovoltaic controller generates a control signal under the control of the timing module and sends the control signal through an enabling end of the photovoltaic controller.
8. The photovoltaic control apparatus according to any one of claims 1 to 4, characterized in that: the solar cell panel interface is a waterproof female head.
9. The photovoltaic control apparatus according to any one of claims 1 to 4, characterized in that: and an anti-reverse diode is arranged between the power terminal of the solar cell panel interface and the power input end of the auxiliary power supply.
10. A photovoltaic control system, characterized by: the photovoltaic control device comprises the photovoltaic control device and the solar panel as claimed in claim 2, 5, 8 or 9, wherein the socket of the solar panel comprises a power supply positive output end, a power supply negative output end and two third short-circuit terminals, the two third short-circuit terminals are arranged in a short-circuit mode and are respectively connected with the corresponding first short-circuit terminals when the socket of the solar panel is inserted into the interface of the solar panel.
11. A photovoltaic control system, characterized by: comprising a photovoltaic control device according to claim 5, 6, 8 or 9 and a load, the socket of which comprises a positive power input, a negative power input and two fourth short-circuit terminals, the two fourth short-circuit terminals being short-circuited and being connected to the corresponding second short-circuit terminals when the socket of the load is plugged into the load interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021196199.7U CN213072190U (en) | 2020-06-24 | 2020-06-24 | Photovoltaic control device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021196199.7U CN213072190U (en) | 2020-06-24 | 2020-06-24 | Photovoltaic control device and system |
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| Publication Number | Publication Date |
|---|---|
| CN213072190U true CN213072190U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021196199.7U Active CN213072190U (en) | 2020-06-24 | 2020-06-24 | Photovoltaic control device and system |
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| CN (1) | CN213072190U (en) |
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- 2020-06-24 CN CN202021196199.7U patent/CN213072190U/en active Active
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Address after: 518000 Guangdong, Shenzhen, Baoan District, Baoan District City, the third floor of the community of 13A, Wutong Industrial Park, 4 layers and 5 stories. Patentee after: Shenzhen Shuorixin Energy Technology Co.,Ltd. Address before: 518000 Guangdong, Shenzhen, Baoan District, Baoan District City, the third floor of the community of 13A, Wutong Industrial Park, 4 layers and 5 stories. Patentee before: SHENZHEN SHUORI NEW ENERGY TECHNOLOGY Co.,Ltd. |