CN202269064U - Portable solar lighting device - Google Patents
Portable solar lighting device Download PDFInfo
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- CN202269064U CN202269064U CN2011203865683U CN201120386568U CN202269064U CN 202269064 U CN202269064 U CN 202269064U CN 2011203865683 U CN2011203865683 U CN 2011203865683U CN 201120386568 U CN201120386568 U CN 201120386568U CN 202269064 U CN202269064 U CN 202269064U
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Abstract
The utility model discloses a portable solar lighting device, which comprises a photovoltaic power generating module, a mains supply charger, a control switch module, a lithium ion battery pack, an electric quantity indicating module, a direct-current converter, an inverter and an LED lamp. The photovoltaic power generating module, the mains supply charger and the lithium ion battery pack are connected with the control switch module, the lithium ion battery pack is connected with the electric quantity indicating module, the control switch module is connected with an input end of the inverter and the direct-current converter, and an output end of the inverter is connected with LED lamp. The lithium ion battery pack serves as an energy storage unit so that the solar lighting device is light in weight, high in energy storage capacity and flexible in charging mode. The LED lamp with high brightness is integrated to meet requirements for outdoor operations. By the aid of the inverter, power can be supplied to electric equipment with mains supply on operating sites. By the aid of the direct-current converter, power can be supplied for low-voltage equipment on operating sites. Accordingly, the portable solar lighting device meets requirements of various electric devices and has wide application range.
Description
Technical field
The utility model relates to a kind of portable type solar energy lighting device.
Background technology
The outdoor study scene and the working sites such as rescue and relief work, accident treatment of industries such as electric power, railway and metallurgy, requirement provides the lighting device of large tracts of land, high brightness.Under these operating modes, commercial power supply usually is can't be guaranteed easily, therefore, need provide independently, the portable lighting power supply.Simultaneously, owing to operation field also exists such as electric equipments such as communicating terminal, power set and detecting instruments, so require portable power source suitable power supply interface to be provided for these equipment toward contact.It is that operation field provides electric energy that existing portable power source leans on self energy stored, still, when when its energy of operation field is used up, needs timely electric energy supplement, also is inconvenient to carry.
Open file retrieval through to prior art is found; Chinese patent number is 200510094268.7; Open day: 2006.03.15; The utility model that name is called " solar energy movable power supply " discloses a kind of commercial power charged except adopting, and also possesses the lithium ion battery portable power source of solar recharging mode.This technology can make portable power source in the working site timely makeup energy just.But; This technical application is primarily aimed at the charging of small-power product such as mobile phone and camera in the outdoor activities such as mountain-climbing, tourism; The direct current output interface of low pressure, little electric current only is provided, and power system capacity is too small, can not satisfy the LED lamp of more powerful working site employing and the needs of other electric equipments.
The utility model content
The utility model technical problem to be solved is to overcome existing above-mentioned deficiency in the prior art, and a kind of simple for structure, applied widely, convenient and practical portable type solar energy lighting device is provided.
The utility model addresses the above problem the technical scheme that is adopted: this portable type solar energy lighting device; Comprise photovoltaic generating module, line charger, control switch module, lithium ion battery group, electricity quantity display module, DC converter, photovoltaic generating module links to each other with the control switch module, and line charger links to each other with the control switch module; The lithium ion battery group links to each other with electricity quantity display module; It is characterized in that also being provided with inverter and LED light fixture, the lithium ion battery group links to each other with the control switch module, and the control switch module links to each other with the inverter input; The control switch module links to each other with DC converter, and inverter output end links to each other with the LED light fixture.The utility model adopts lithium ion battery as energy-storage units, and is in light weight, energy storage capacity is big.The charging modes of energy-storage units is flexible, comprises commercial power charged and solar recharging.Wherein, the used solar cell of the latter adopts collapsible noncrystal membrane material, has portable, lightweight advantage.The utility model is integrated with the high-brightness LED light fixture to the characteristics of outdoor study, can satisfy the illumination needs of outdoor study.Simultaneously, the civil power inverter that the utility model contains can be supplied power to the civil power electric equipment that comprises tester of operation field; The DC converter that contains, can be the low-voltage equipment power supply that comprises mobile phone, notebook of working site: can satisfy multiple power consumption equipment power supply needs, applicable surface is extensive.
The described photovoltaic generating module of the utility model comprises folding solar battery and photovoltaic controller, and the folding solar battery links to each other with photovoltaic controller, and photovoltaic controller links to each other with the control switch module.The folding solar battery has reduced the volume of solar cell when guaranteeing more absorption solar energy, be convenient for carrying.
The said control switch module of the utility model comprises a third gear switch and three two gear switch; Said third gear switch common point links to each other with the lithium ion battery group is anodal; First grade of the third gear switch biography that links to each other with photovoltaic controller; Second grade of third gear switch links to each other with line charger; First liang of gear switch two ends links to each other with the inverter positive input with the lithium ion battery group is anodal respectively; Second liang of gear switch two ends links to each other with the DC converter positive input with the lithium ion battery group is anodal respectively, and the 3rd liang of gear switch is connected between the negative pole of lithium ion battery group negative pole and line charger output, and photovoltaic controller negative pole of output end, line charger negative pole of output end, DC converter input cathode, inverter input cathode, electricity quantity display module negative pole link together.
The said electricity quantity display module of the utility model comprises first divider resistance and second divider resistance, voltage reference module, comparator module, decoder module, Drive Module and light-emitting diode (LED) module; First divider resistance, one end and second divider resistance, one end connect and compose the divider resistance common point; The first divider resistance other end links to each other with the lithium ion battery group is anodal; The second divider resistance other end be connected with the line charger negative pole of output end; The divider resistance common point is connected to the negative input transmission lithium ion battery component piezoelectricity of comparator module and presses information; Voltage reference module is connected to the positive input transmission of comparator module with reference to comparative level, and the output of comparator module is connected with the input of decoder module, and the output of decoder module is connected with light-emitting diode (LED) module through Drive Module.
The resistance of said first divider resistance of the utility model and second divider resistance is respectively 7 kilohms and 1 kilohm; Voltage reference module contains 3.6V, 3V and three voltage references of 2.8V; Comparator module comprises three comparators and adopts LM339; Decoder module adopts 74LS138, and Drive Module comprises four drivers, and light-emitting diode (LED) module comprises four light-emitting diodes.
Compared with prior art; The beneficial effect of the utility model is: for the outdoor study scene provides for a long time, high brightness, on a large scale illumination; And, simultaneously, two kinds of charge power supplies of line charger and portable thin-film solar cells have been adopted for other electric equipments provide power supply interface; Can satisfy the outdoor study scene demand of charging on the spot, make the energy supplement of portable power source become more flexible.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the schematic diagram of the utility model embodiment electricity quantity display module.
Embodiment
System to the utility model elaborates below in conjunction with accompanying drawing: present embodiment is being to implement under the prerequisite with the utility model technical scheme; Provided detailed execution mode and concrete operating process, but the protection range of the utility model is not limited to subordinate embodiment.
Embodiment
As shown in Figure 1, present embodiment comprises: photovoltaic generating module 1, line charger 2, control switch module, lithium ion battery group 3, electricity quantity display module 4, inverter 5, DC converter 6 and LED light fixture 7.Wherein: photovoltaic generating module 1 links to each other with the control switch module and transmits the electric energy of photovoltaic generation output; Line charger 2 links to each other with the control switch module and transmits the electric energy of line charger 2 outputs; Lithium ion battery group 3 links to each other with the control switch module and transmits lithium ion battery group 3 charge-discharge energies; Lithium ion battery group 3 links to each other with electricity quantity display module 4 and transmits lithium ion battery group 3 dump energy state informations; The control switch module links to each other with inverter 5 inputs and transmits the electric energy via the output of control switch module; The control switch module links to each other transmission via the electric energy of control switch module output with DC converter 6, the inverter 5 outputs transmission inverter output electric energy that links to each other with LED light fixture 7 or other loads, DC converter 6 outputs link to each other with DC load and transmit DC converter and export electric energy.
Said photovoltaic generating module 1 comprises a collapsible amorphous silicon thin-film solar cell 11 of 60W/36V/1.67A, and weight is 3.1kg, and folding back size is 390mm * 250mm * 55mm; The special-purpose photovoltaic controller 12 of lithium ion battery, weight 160g, model is DPSC24V05A.Wherein: solar cell 11 links to each other with photovoltaic controller 12 and transmits solar cell output electric energy, and photovoltaic controller 12 forward outputs link to each other with control switch module 2 and transmit the electric energy of photovoltaic generating module 1 output.
Said line charger 2 is a 24V/5A polymer Li-ion battery charger, adopts the syllogic charging.
Said lithium ion battery group 3 is the 24V/40Ah polymer Li-ion battery, and 7 go here and there 4 also, interior band balance protection plate, and specified protective current is 20A, maximum current 40A, over-charge protective voltage 29.4V crosses and puts protection voltage 21V.It adopts the 10Ah monomer, and over-charge protective voltage 4.25 ± 0.05V crosses and puts protection voltage 2.90 ± 0.08V, weight 8kg, size 250mm * 208mm * 130mm.
Said inverter 5 is that specified 500W revises sinewave inverter DP-13C, and specified input voltage is direct current 24V, and the input voltage overvoltage protection is 30V, and the input under-voltage protection is 21V; The specified three road alternating current 220V/200VA (the electric parallel connection relation that belongs to that goes up) that is output as.Inverter 5 positive inputs link to each other with the control switch module and transmit the electric energy through the output of control switch module; Inverter 5 exchanges the output first via 51 transmission alternating current 220V electric energy that links to each other with LED light fixture 7, and inverter 5 exchanges output the second tunnel 52 and exchanges with inverter 5 and export Third Road 53 and link to each other with other electric equipment loads and transmit the alternating current 220V electric energy.
Said DC converter 6 is specified 145W DC power supply reducing transformer, and input voltage range is direct current 13V ~ 40V, specified output direct current 5VDC (5V/5A, USB interface) and direct current 12VDC (12V/10A, cylindricality interface).The output direct current 5VDC transmission direct current energy that links to each other with USB power supply load, electric equipments such as output direct current 12VDC and notebook link to each other and transmit direct current energy.
Said control switch module comprises: a third gear (ship type) switch 3K, three two grades (ship type) switches (comprising first liang of gear switch 2K1, second liang of gear switch 2K2, the 3rd liang of gear switch 2K3).Wherein: third gear switch 3K common point (pin 4) and the lithium ion battery group 3 anodal transmission rechargeable electrical energies that link to each other; Third gear switch 3K first grade (pin 1) links to each other with photovoltaic controller 12 and transmits photovoltaic generating module 1 output electric energy; Third gear switch 3K second grade (pin 2) links to each other with line charger 2 and transmits line charger 2 output electric energy; Third gear switch 3K third gear (also be zero span, promptly pin 0) is unsettled; Electric energy are exported with the lithium ion battery group 3 anodal transmission lithium ion battery groups 3 that link to each other with inverter 5 positive inputs respectively in first liang of gear switch 2K1 two ends; Electric energy are exported with the lithium ion battery group 3 anodal transmission lithium ion battery groups 3 that link to each other with DC converter 6 positive inputs respectively in second liang of gear switch 2K2 two ends; The 3rd liang of gear switch 2K3 is connected between the negative pole of lithium ion battery group 3 negative poles and line charger 2 outputs, controls cut-offfing of total system.
As shown in Figure 2; Said electricity quantity display module 4 comprises the first divider resistance R1 and the second divider resistance R2 (resistance is respectively 7k Ω and 1k Ω), (present embodiment voltage reference module 41 contains three voltage references to voltage reference module 41; Be respectively 3.6V, 3V and 2.8V), (present embodiment comparator module 42 comprises three comparators to comparator module 42; The actual LM339 of employing), decoder module 43 (present embodiment decoder module 43 adopts 74LS138), Drive Module 44 (present embodiment Drive Module 44 comprises four drivers) and light-emitting diode (LED) module 45 (present embodiment light-emitting diode (LED) module 45 comprises four light-emitting diodes, the tube voltage drop 1.8V of each light-emitting diode, electric current 20mA).Wherein: the first divider resistance R1, one end and the second divider resistance R2, one end connect and compose the divider resistance common point; The first divider resistance R1 other end is connected with line charger 2 negative pole of output end (negative contact) with 3 anodal linking to each other of lithium ion battery group, the second divider resistance R2 other end; The divider resistance common point is connected to negative input (the 4th, the 6th and the 8th pin of LM339) the transmission lithium ion battery group 3 branch pressure voltage information of comparator module; Voltage reference module 41 is connected to positive input (3.6V, 3V and 2.8V link to each other with the 9th pin with the 5th, the 7th of the LM339 respectively) transmission of comparator module 42 with reference to comparative level; The output of comparator module 42 is connected (LM339 the 1st, the 2nd link to each other with 3rd pin with the 1st, the 2nd of the 3rd pin and 74LS138) transmission lithium ion battery group 3 voltage code information with the input of decoder module 43; The output of decoder module 43 is connected (74LS138 the 7th, the 9th, the 11st through four drivers with four light-emitting diodes link to each other respectively with the 15th pin) through Drive Module 44 and transmits lithium ion battery electric weight information with light-emitting diode (LED) module 45.When lithium ion battery group 3 branch pressure voltages are higher than 3.6V, have only first light-emitting diode 451 bright, expression lithium ion battery group 3 electric weight are full; When lithium ion battery group 3 branch pressure voltages are between 3V ~ 3.6V, have only second light-emitting diode 452 bright, expression lithium ion battery group 3 electric weight are sufficient; When lithium ion battery group 3 branch pressure voltages are between 2.8V ~ 3V, have only the 3rd light-emitting diode 453 bright, expression lithium ion battery group 3 electric weight are not enough, and prompting needs charging; When lithium ion battery group 3 branch pressure voltages during less than 2.8V; Have only the 4th light-emitting diode 454 bright; Expression lithium ion battery group 3 reaches the design discharge limit, will cause the inside lithium ion cell protection to start if continue discharge, the electric energy output of locking lithium ion battery group 3.
Omitted among Fig. 2 chip used power supply, with the enable line, but do not represent the omission on the side circuit.
The lamp holder of said LED light fixture 7 comprises two 12W floodlight types and two 12W light-focusing types, and luminous flux all is 1080lm, and input voltage all is that 220V exchanges.
The course of work of present embodiment is: with the 3rd liang of gear switch 2K3 closure, make the negative pole connecting system of lithium ion battery group 3, show lithium ion battery group 3 electric weight for electricity quantity display module 4 power supplies make it; When electric weight is sufficient, third gear switch 3K is allocated to zero span (being that pin 4 is communicated with pin 0), first liang of gear switch 2K1 is closed, and lithium ion battery group 3 is with electric energy transmitting to inverter 5 inputs, and inverter 5 output termination loads can realize external power supply; When electric weight is sufficient, third gear switch is allocated to zero span (pin 4 is communicated with pin 0), second liang of gear switch 2K2 is closed, and lithium ion battery group 3 is with electric energy transmitting to DC converter 6 inputs, and DC converter 6 output termination loads can realize external power supply; Arrive the design discharge electrode in limited time when electricity quantity display module 4 shows electric weight deficiency or electric weight, third gear switch 3K is allocated to first grade, connecting line charger 2 is 3 chargings of lithium ion battery group; Arrive the design discharge electrode in limited time when electricity quantity display module 4 shows electric weight deficiency or electric weight, third gear switch 3K is allocated to second grade, connecting photovoltaic generating module 1 is 3 chargings of lithium ion battery group; LED light fixture 7 connects the 220V output interface of inverter 5, obtains electric energy from inverter 5; When notebook computer needs power supply under no adapter situation, connect the 12V output interface of DC converter 6, obtain electric energy from DC converter 6; When mobile phone needs charging under no adapter situation, connect the 5V output interface of DC converter 6, obtain electric energy from DC converter 6.
The advantage of present embodiment: be directed to the outdoor study scene and the working sites such as rescue and relief work, accident treatment of industries such as electric power, railway and metallurgy, large tracts of land, highlight illumination be provided, and the power supply of different electric pressures be provided for the related work electric equipment.Simultaneously, take into full account volume and weight, adopt the lithium ion battery and the folding amorphous silicon thin-film solar cell of high-energy-density, good portability not only also possesses scene charging ability timely on the spot.
Claims (5)
1. portable type solar energy lighting device; Comprise photovoltaic generating module, line charger, control switch module, lithium ion battery group, electricity quantity display module, DC converter, photovoltaic generating module links to each other with the control switch module, and line charger links to each other with the control switch module; The lithium ion battery group links to each other with electricity quantity display module; It is characterized in that: also be provided with inverter and LED light fixture, the lithium ion battery group links to each other with the control switch module, and the control switch module links to each other with the inverter input; The control switch module links to each other with DC converter, and inverter output end links to each other with the LED light fixture.
2. portable type solar energy lighting device according to claim 1; It is characterized in that: described photovoltaic generating module comprises folding solar battery and photovoltaic controller; The folding solar battery links to each other with photovoltaic controller, and photovoltaic controller links to each other with the control switch module.
3. portable type solar energy lighting device according to claim 1; It is characterized in that: said control switch module comprises a third gear switch and three two gear switch; Said third gear switch common point links to each other with the lithium ion battery group is anodal; First grade of the third gear switch biography that links to each other with photovoltaic controller; Second grade of third gear switch links to each other with line charger; First liang of gear switch two ends links to each other with the inverter positive input with the lithium ion battery group is anodal respectively; Second liang of gear switch two ends links to each other with the DC converter positive input with the lithium ion battery group is anodal respectively, and the 3rd liang of gear switch is connected between the negative pole of lithium ion battery group negative pole and line charger output, and photovoltaic controller negative pole of output end, line charger negative pole of output end, DC converter input cathode, inverter input cathode, electricity quantity display module negative pole link together.
4. portable type solar energy lighting device according to claim 1; It is characterized in that: said electricity quantity display module comprises first divider resistance and second divider resistance, voltage reference module, comparator module, decoder module, Drive Module and light-emitting diode (LED) module; First divider resistance, one end and second divider resistance, one end connect and compose the divider resistance common point; The first divider resistance other end links to each other with the lithium ion battery group is anodal; The second divider resistance other end be connected with the line charger negative pole of output end; The divider resistance common point is connected to the negative input transmission lithium ion battery component piezoelectricity of comparator module and presses information; Voltage reference module is connected to the positive input transmission of comparator module with reference to comparative level, and the output of comparator module is connected with the input of decoder module, and the output of decoder module is connected with light-emitting diode (LED) module through Drive Module.
5. portable type solar energy lighting device according to claim 4; It is characterized in that: the resistance of said first divider resistance and second divider resistance is respectively 7 kilohms and 1 kilohm; Voltage reference module contains 3.6V, 3V and three voltage references of 2.8V, and comparator module comprises three comparators and adopt LM339 that decoder module adopts 74LS138; Drive Module comprises four drivers, and light-emitting diode (LED) module comprises four light-emitting diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203865683U CN202269064U (en) | 2011-10-12 | 2011-10-12 | Portable solar lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203865683U CN202269064U (en) | 2011-10-12 | 2011-10-12 | Portable solar lighting device |
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| Publication Number | Publication Date |
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| CN202269064U true CN202269064U (en) | 2012-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203865683U Expired - Fee Related CN202269064U (en) | 2011-10-12 | 2011-10-12 | Portable solar lighting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490452A (en) * | 2012-06-12 | 2014-01-01 | 海洋王照明科技股份有限公司 | Battery power display circuit and mobile lamp |
| CN105258809A (en) * | 2015-11-06 | 2016-01-20 | 广西职业技术学院 | Temperature indicator for making green tea |
-
2011
- 2011-10-12 CN CN2011203865683U patent/CN202269064U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490452A (en) * | 2012-06-12 | 2014-01-01 | 海洋王照明科技股份有限公司 | Battery power display circuit and mobile lamp |
| CN105258809A (en) * | 2015-11-06 | 2016-01-20 | 广西职业技术学院 | Temperature indicator for making green tea |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120606 Termination date: 20141012 |
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| EXPY | Termination of patent right or utility model |