TWI489073B - Power supply system of photovoltaic cell, and base and housing thereof - Google Patents

Description

Photovoltaic battery power supply system and its base and seat

The present invention relates to a power supply system, and more particularly to a photovoltaic battery power supply system and a base and a base thereof.

Solar energy itself has no pollution problems and is easy to obtain, and it will never be exhausted, so solar energy has become one of the important alternative energy sources. A photovoltaic cell that is more commonly used in solar energy is a photoelectric conversion element that converts light energy into electrical energy after being irradiated by sunlight.

There are many types of photovoltaic cells, such as silicon-based photovoltaic cell components, compound semiconductor photovoltaic cell components, or organic photovoltaic cell components, or dye sensitized solar cells. DSSC). Although photovoltaic cells have been widely used, since photovoltaic cells have a certain photoelectric conversion efficiency, how to more efficiently apply the power output of photovoltaic cells has been the direction of the industry.

Therefore, how to provide a photovoltaic battery power supply system and its base and seat body to improve the application and application efficiency of power is one of the current important topics.

In view of the above problems, an object of the present invention is to provide a photovoltaic cell power supply system capable of improving the applicability and application performance of electric power, and a base and a base thereof.

To achieve the above object, a susceptor for a photovoltaic cell according to the present invention comprises a series circuit, a parallel circuit and a battery connector. The series circuit includes a series male connector and a series female connector electrically connected to the series male connector. The parallel circuit includes a parallel male and a parallel female electrically connected to the parallel male. The battery connector is electrically connected to the series circuit and the parallel circuit.

In one embodiment, the tandem male, tandem female, parallel male, and parallel female are located on different sides of the base.

In one embodiment, the tandem male and the tandem female are arranged in a first direction of the base, and the parallel male and the parallel female are arranged in a second direction of the base. The first direction and the second direction may be substantially perpendicular.

In one embodiment, the joint pattern, color, or appearance shape of the tandem male and parallel males are different.

In one embodiment, when the series female is not inserted by another series male, one of the positive contacts of the series female is connected to a negative contact, and when the female female is inserted by another serial male, the series is connected. The positive contact of the female head is separated from the negative contact.

In an embodiment, the battery connector is located on a surface of the base.

To achieve the above object, a seat for a photovoltaic cell of the present invention includes at least one housing space, at least one contact unit, and a power output connector. The accommodating space is for accommodating at least one photovoltaic cell. The contact unit is disposed in the accommodating space and has a positive contact and a negative contact, and the contact unit is electrically connected to the photovoltaic cell. The power output connector is electrically connected to the contact unit.

In an embodiment, the positive electrode contact and the negative electrode contact are located on one side of the accommodating space to be in contact with the electrical contact of the photovoltaic cell.

In an embodiment, the base further includes a series of parallel circuits and a switching circuit. The power output connectors are connected to the contact units via a series-parallel circuit. The switching circuit is switched such that the series-parallel circuit exhibits at least one of series or parallel.

In an embodiment, when the plurality of photocells are electrically connected to the plurality of photovoltaic cells, the photovoltaic cells are divided into multiple arrays, and the switching circuit includes at least one first switching unit and at least one second switching unit, first The switch unit is located in one of the groups, and the second switch unit is located between the two groups.

In an embodiment, the base further includes an external control switching unit that controls switching of the switching circuit.

In an embodiment, the power output connector is electrically coupled to a power output device.

To achieve the above object, a photovoltaic cell power supply system of the present invention includes at least one susceptor and a power output device as described above. The power output device is electrically connected to the base.

To achieve the above object, a photovoltaic cell power supply system of the present invention comprises at least one body as described above and a power output device. The power output device is electrically connected to the base.

In an embodiment, the power output device includes at least one port to supply power to an electronic device.

As described above, in the photovoltaic cell power supply system of the present invention, the susceptor has a battery connector for connecting a photovoltaic cell to receive its power. Moreover, the base of the photovoltaic battery power supply system further has a series circuit and a parallel circuit. The series circuit and the parallel circuit can form a plurality of bases in series or in parallel to increase power application and application efficiency. In addition to the above-described connection method, in another photovoltaic cell power supply system of the present invention, the base has an accommodation space for accommodating the photovoltaic cell, and the photovoltaic cell can be connected by the contact unit to receive its power, and by The power output connector can output power. The photovoltaic battery power supply system of the present invention further comprises a power output device, which can be connected to the base or the base, and the power output device can output the power of the photovoltaic battery to other electronic devices, such as a mobile phone, a tablet computer, etc., for charging. .

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a photovoltaic cell power supply system and a base and a base thereof according to a preferred embodiment of the present invention will be described with reference to the accompanying drawings, wherein the same elements will be described with the same reference numerals.

1 is a schematic diagram of a photovoltaic cell power supply system according to a first embodiment of the present invention. The photovoltaic cell power supply system includes at least one susceptor 10 and a power output device 20. In this embodiment, the two pedestals 10 are connected to each other as an example to form a series or parallel connection. The susceptor 10 is electrically connected to the photovoltaic cell P to receive the power of the photovoltaic cell P in series or in parallel, and then is connected by a wire L. Power is transmitted to a power bank 20.

2 is a circuit diagram of a single susceptor 10. Referring to FIG. 2, the susceptor 10 includes a series circuit 11, a parallel circuit 12, and a battery connector 13. The series circuit 11 has a series male 111 and a series female 112. The series female 112 is electrically connected to the series male 111, for example by wire connection. The parallel circuit 12 includes a parallel male 121 and a parallel female 122. The parallel female 122 is electrically connected to the parallel male 121. Wherein, the series circuit 11 can electrically connect the plurality of susceptors 10 to each other; and the parallel circuit 12 can electrically connect the plurality of susceptors 10 to each other. In addition, one of the jumper sections 113 of the series circuit 11 of the present embodiment avoids short circuit with the parallel circuit 12 by jumpers, and allows current in series to flow from the series female 112 to the tandem male 111.

In the present embodiment, the tandem male 111, the tandem female 112, the parallel male 121, and the parallel female 122 are located on different sides of the susceptor 10. Here, the series male 111 and the series female 112 are oppositely disposed, and the parallel male 121 and the parallel female 122 are disposed opposite to each other, that is, the tandem male 111 and the tandem female 112 are arranged on the base 10. a first direction D1; the parallel male 121 and the parallel female 122 are arranged in a second direction D2 of the susceptor 10 such that the first direction D1 of the series circuit 11 and the second direction D2 of the parallel circuit 12 are substantially perpendicular to each other .

In addition, as shown in FIG. 3A to FIG. 3D, the joint pattern, color or appearance shape of the tandem male head 111 and the parallel male head 121 are different for the convenience of the user, and the joint of the tandem female head 112 and the parallel female head 122 is connected. The pattern, color or appearance is also different. Thus, when the user wants to use in series or in parallel, the position to be inserted can be easily identified. In addition, as shown in FIG. 4A, when the tandem female head 112 is not inserted by the other tandem male head 111a, one of the negative female contacts A of the tandem female head 112 is electrically connected to a positive contact B, as shown in FIG. 4B. As shown, when the tandem female head 112 is connected to another tandem male head 111a When inserted, the negative contact A of the tandem female 112 is separated from the positive contact B.

Referring again to FIGS. 1 and 2, the battery connector 13 is electrically connected to the series circuit 11 and the parallel circuit 12. The battery connector 13 is electrically connected to the photovoltaic cell and includes a positive electrode and a negative electrode. The battery connector 13 is disposed on one surface of the base 10. As shown in FIG. 1, the battery connector 13 is disposed on an upper surface of the base 10 to be electrically connected to the upper photovoltaic cell P.

Fig. 5A is a schematic view showing a plurality of susceptors 10a, 10b in a series mode. As shown in FIG. 5A, the two pedestals 10a, 10b are connected in series with each other by a series circuit 11, wherein the series male 111 of the pedestal 10a on the left side of the drawing is inserted into the series female 112 of the pedestal 10b on the right side of the drawing. The negative contact A of the tandem female 112 of the pedestal 10b is separated from the positive contact B to produce a series effect. The current flow in the series mode is shown by the dotted arrow in the figure, and the power of the two photovoltaic cells P (Fig. 1) can be electrically connected to the series circuit 11 of the susceptors 10a, 10b via the battery connector 13, respectively, thereby forming Electrically connected in series.

Fig. 5B is a schematic view showing a plurality of susceptors 10c, 10d in a parallel mode. As shown in FIG. 5B, the two pedestals 10c, 10d are connected in parallel with each other by a parallel circuit 12, wherein the parallel males 121 of the pedestal 10c below the figure are inserted into the parallel females 122 of the pedestal 10d above the figure. The anode of the susceptor 10c is connected to the anode of the susceptor 10d, and the cathode of the susceptor 10c is connected to the cathode of the susceptor 10d to produce a parallel effect. The current flow in the parallel mode is shown by the dotted arrow in the figure, and the power of the two photovoltaic cells P (shown in FIG. 1) can be electrically connected to the parallel circuit 12 of the pedestals 10c, 10d via the battery connector 13, respectively. Further, electrical parallel connection is formed.

According to the above, when the user properly connects the plurality of susceptors 10, the effect of series (increasing voltage) or paralleling (increasing current) can be obtained, so that the power outputted by the photovoltaic cell P can reach various applications. As shown in FIG. 1, after the plurality of susceptors 10 are connected, power can be transmitted to the power output device 20 by the wires L. Alternatively, the susceptor 10 may be directly connected to the power output device 20 via a port, or connected via a wire, or connected to the power output device 20 via one of the series female or a parallel female. The power output device 20 can be used as a charging dock to charge other electronic devices, such as mobile phones, tablets, and the like. The power output device 20 includes at least one port 21 for powering the electronic device. Here, the type of the port 21 is not limited, and for example, a USB, a 1394 port, or the like can be used.

FIG. 6 is a schematic diagram of a photovoltaic cell power supply system according to a second embodiment of the present invention. The photovoltaic cell power supply system of the present embodiment includes at least one body 30 and a power output device 20. The body 30 can be electrically connected to the photovoltaic cell P to receive the power of the photovoltaic cell P, and then the power of the photovoltaic cell is transmitted to the power output device 20 for power application by a wire L (or direct connection).

7A is a top plan view of a seat body 30a, and FIG. 7B is a side view of the seat body 30a. Referring to FIGS. 7A and 7B , the base 30 a includes at least one receiving space 31 , at least one contact unit 32 , and a power output joint 33 . The accommodating space 31 is for accommodating at least one photovoltaic cell P. The pedestal 30a in FIG. 7A is exemplified by a photovoltaic cell P. The shape of the accommodating space 31 is not particularly limited herein, and the shape thereof is related to the photovoltaic cell P. Match it. In this embodiment, a photovoltaic cell P is accommodated in an accommodating space 31 as an example.

The contact unit 32 is disposed in the accommodating space 31 and has a negative contact A and a positive contact B. The contact unit 32 is configured to be electrically connected to the photovoltaic cell P. Here, the negative electrode contact A and the positive electrode contact B are disposed on one side of the accommodating space 31. When the photovoltaic cell P is placed in the accommodating space 31, the electrical contact of the photovoltaic cell P can be connected to the negative electrode A. And the positive electrode contact B is in contact with each other and electrically connected.

The power output connector 33 is electrically connected to the contact unit 32 to derive power. Here, the power output connector 33 is disposed on one side of the seat body 30a to facilitate connection; however, this is merely an example and is not intended to limit the present invention. In addition, the power output connector 33 can be electrically connected to the power output device 20 as shown in FIG.

Figure 8A is a schematic view of a seat body 30b according to another variation of the present invention. As shown in FIG. 8A, the base 30b has two accommodating spaces or a large accommodating space for accommodating the two photovoltaic cells P. In addition, the base 30b includes two contact units 32 to be electrically connected to the respective photovoltaic cells P, respectively. The base 30b of this embodiment may further include a series of parallel circuits 34 and a switching circuit 35. The power output connector 33 is connected to the contact unit 32 via the series-parallel circuit 34. The switching circuit 35 is switched such that the series-parallel circuit 34 exhibits at least one of series or parallel. FIG. 8B is a partially enlarged schematic view of the switching circuit 35 of FIG. 8A, showing the operation of the switching circuit 35 such that the series-parallel circuit 34 exhibits a series effect. FIG. 8C is a partially enlarged schematic view of the switching circuit 35 of FIG. 8A, which is another display of the switching circuit 35. The action causes the series-parallel circuit 34 to exhibit a parallel effect.

In addition, the base 30b may further include an external control switching unit (not shown), which controls the switching of the switching circuit 35. The externally controlled switching unit can be implemented, for example, by a push type, a touch type, a knob type, or the like, to allow the user to perform switching control. The setting position of the external control switching unit is exposed to the seat body 30b for the convenience of the user.

Figure 9 is a schematic view of a seat body 30c according to another variation of the present invention. As shown in FIG. 9, the base 30c has four accommodating spaces or a large accommodating space for accommodating four photovoltaic cells P. In addition, the base 30c includes four contact units 32 to be electrically connected to the respective photovoltaic cells P, respectively. The four photovoltaic cells P can reach at least four strings, four parallels, and two strings of two parallel modes, so that the series-parallel circuit and the switching circuit of the base 30c are complicated, and thus are not shown in FIG. The operation of the series-parallel circuit of the base 30c and the switching circuit will be described below with reference to Figs. 10A to 10C.

Figure 10A shows the operation of the switching circuit such that the series-parallel circuit reaches the 2 and 2 string modes, and Figure 10B shows the operation of the switching circuit such that the mid-parallel circuit reaches the 4-string mode. The photovoltaic cells P1~P4 are divided into multiple arrays; here, the photovoltaic cells P1 and P2 are a first group, and the photovoltaic cells P3 and P4 are a second group. The series-parallel circuit is the line connecting the photovoltaic cell and the power output connector 33 in the drawing. The switching circuit includes at least one first switching unit 351 and at least one second switching unit 352. The first switching unit 351 is located in one of the groups, and the second switching unit 352 is located between the two groups. Here, the switching circuit includes four first switching units 351, two of which are located in the first group and the other two are located in the second group. The switching circuit includes two second switches Unit 352 connects the first group and the second group, respectively. A second switch unit 352 is electrically connected to the two first switch units 351, respectively.

As can be seen from FIG. 10A and FIG. 10B, by switching of the first switching unit 351, the 2-to-2 string mode shown in FIG. 10A can be switched to the 4-string mode shown in FIG. 10B. As can be seen from FIG. 10A and FIG. 10C, by switching the second switching unit 352, the 2-to-2 string mode shown in FIG. 10A can be switched to the 4-mode shown in FIG. 10C.

In summary, in the photovoltaic cell power supply system of the present invention, the susceptor has a battery connector for connecting a photovoltaic cell to receive its power. Moreover, the base of the photovoltaic battery power supply system further has a series circuit and a parallel circuit. The series circuit and the parallel circuit can form a plurality of bases in series or in parallel to increase power application and application efficiency. In addition to the above-described connection method, in another photovoltaic cell power supply system of the present invention, the base has an accommodation space for accommodating the photovoltaic cell, and the photovoltaic cell can be connected by the contact unit to receive its power, and by The power output connector can output power. The photovoltaic battery power supply system of the present invention further comprises a power output device, which can be connected to the base or the base, and the power output device can output the power of the photovoltaic battery to other electronic devices, such as a mobile phone, a tablet computer, etc., for charging. .

The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims.

10, 10a, 10b, 10c, 10d‧‧‧ base

11‧‧‧ series circuit

111, 111a‧‧‧ tandem male

112‧‧‧ tandem female

113‧‧‧jumper

12‧‧‧ parallel circuit

121‧‧‧Parallel Male

122‧‧‧ parallel female

13‧‧‧Battery connector

20‧‧‧Power output device

21‧‧‧Connected

30, 30a, 30b, 30c‧‧‧ body

31‧‧‧ accommodating space

32‧‧‧Contact unit

33‧‧‧Power output connector

34‧‧‧Series-parallel circuit

35‧‧‧Switching circuit

351‧‧‧First switch unit

352‧‧‧Second switch unit

A‧‧‧negative contact

B‧‧‧ positive contact

D1‧‧‧ first direction

D2‧‧‧ second direction

L‧‧‧ wire

P, P1~P4‧‧‧Photovoltaic cells

1 is a schematic diagram of a photovoltaic cell power supply system according to a first embodiment of the present invention; FIG. 2 is a schematic circuit diagram of a susceptor according to a first embodiment of the present invention; and FIGS. 3A to 3D show a series male, a series female, and a parallel FIG. 4A and FIG. 4B show the operation of the tandem female and the tandem male head according to the first embodiment of the present invention; FIG. 5A shows the plurality of pedestals in series according to the first embodiment of the present invention; FIG. 5B is a schematic diagram of a plurality of susceptors in a parallel mode according to a first embodiment of the present invention; FIG. 6 is a schematic diagram of a photovoltaic cell power supply system according to a second embodiment of the present invention; FIG. 7A is a second embodiment of the present invention; FIG. 7B is a side view of a seat body according to a second embodiment of the present invention; FIG. 8A to FIG. 8C are schematic views of a seat body according to another variation of the present invention; FIG. 9 is a schematic view of a seat body according to a second embodiment of the present invention; A schematic view of a seat body according to another variation of the present invention; and FIGS. 10A to 10C are circuit diagrams of the base body shown in FIG.

10‧‧‧ Pedestal

11‧‧‧ series circuit

111‧‧‧ tandem male

112‧‧‧ tandem female

113‧‧‧jumper

12‧‧‧ parallel circuit

121‧‧‧Parallel Male

122‧‧‧ parallel female

13‧‧‧Battery connector

D1‧‧‧ first direction

D2‧‧‧ second direction

Claims (16)

A susceptor for a photovoltaic cell, comprising: a series circuit comprising: a series male head; and a series female head electrically connected to the series male head; and a parallel circuit comprising: a parallel male head; and a a parallel female connector electrically connected to the parallel male connector; and a battery connector electrically connected to the series circuit and the parallel circuit. The susceptor for photovoltaic cells according to claim 1, wherein the series male, the serial female, the parallel male and the parallel female are located on different sides of the susceptor. The susceptor for a photovoltaic cell according to the first aspect of the invention, wherein the tandem male and the tandem female are arranged in a first direction of the pedestal, the parallel male and the parallel female Arranged in a second direction of one of the bases. The susceptor for use in a photovoltaic cell according to claim 3, wherein the first direction is substantially perpendicular to the second direction. The susceptor applied to the photovoltaic cell according to claim 1, wherein the tandem male and the parallel male have different joint patterns, colors or appearance shapes. The susceptor applied to the photovoltaic cell according to claim 1, wherein the series female is inserted when the tandem female is not inserted by another serial male One of the first positive contacts is connected to a negative contact, and when the serial female is inserted by another serial male, the positive contact of the series female is separated from the negative contact. The susceptor for photovoltaic cells according to claim 1, wherein the battery connector is located on a surface of the susceptor. A seat body for a photovoltaic cell, comprising: a plurality of photovoltaic cells; at least one accommodating space for accommodating at least one photovoltaic cell; a plurality of contact cells disposed in each of the accommodating spaces and respectively having a positive electrode a contact point and a negative contact point, wherein the contact units are respectively electrically connected to one of the photovoltaic cells; a power output connector is electrically connected to the contact unit; and a series of parallel circuits, the power The output connectors are connected to the contact units via the series-parallel circuit; and a switching circuit is switched to cause the series-parallel circuits to assume at least one of series or parallel. The base body for a photovoltaic cell according to the invention of claim 8, wherein the positive electrode contact and the negative electrode contact are located on one side of the accommodating space to be in contact with the electrical contact of the photovoltaic cell. The method of claim 9, wherein the photovoltaic cells are divided into multiple arrays, and the switching circuit comprises at least one first switching unit and at least one second switching unit, the first The switch unit is located in one of the groups, and the second switch unit is located between the two groups. The base body applied to the photovoltaic cell according to claim 8 of the patent application, further comprising: an external control switching unit for controlling switching of the switching circuit. The seat body for a photovoltaic cell according to the invention of claim 8, wherein the power output connector is electrically connected to a power output device. A photovoltaic cell power supply system comprising: at least one susceptor according to claim 1; and a power output device electrically connected to the pedestal. The photovoltaic cell power supply system of claim 13, wherein the power output device comprises at least one port for supplying power to an electronic device. A photovoltaic battery power supply system comprising: at least one body as described in claim 8; and a power output device electrically connected to the base. The photovoltaic cell power supply system of claim 15, wherein the power output device comprises at least one port for supplying power to an electronic device.