CN103985196A - Vending machine - Google Patents
Vending machine Download PDFInfo
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- CN103985196A CN103985196A CN201410247609.9A CN201410247609A CN103985196A CN 103985196 A CN103985196 A CN 103985196A CN 201410247609 A CN201410247609 A CN 201410247609A CN 103985196 A CN103985196 A CN 103985196A
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- vending machine
- automatic vending
- cold
- refrigerating circuit
- accumulator
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Abstract
The invention relates to the technical field of vending, in particular to a vending machine. The vending machine comprises a storage chamber, a solar photovoltaic cell panel, a storage battery, a refrigerating loop and a cold storage device. The solar photovoltaic cell panel is located on the top of the storage chamber, the storage battery is electrically connected with the solar photovoltaic cell panel, the refrigerating loop is electrically connected with the storage battery, and the cold storage device is connected with the refrigerating loop. The refrigerating loop comprises a compressing device and an evaporating device, the storage battery and the compressing device are located outside the storage chamber, and the evaporating device and the cold storage device are located inside the storage chamber. According to the vending machine, solar energy is utilized for supplying electricity to the refrigerating loop, the vending device has the advantages of saving energy and being friendly to the environment, the cold storage device combined with the refrigerating loop is utilized for storing the cooling capacity, the fresh fruit and vegetable, deli and other commodities needing to be refreshed can be located at the place with the appropriate low temperature to be vended, and edible safety is guaranteed. In addition, the vending machine is low in operation cost, urban electricity consumption can be reduced, power utilization pressure can be reduced, environmental friendliness is facilitated, and pollution does not exist.
Description
Technical field
The present invention relates to automatic vending technical field, relate in particular to a kind of automatic vending machine.
Background technology
Automatic vending machine is a kind of brand-new retailing form, and 20 century 70s grow up from Japan and America and Europe.Along with improving constantly and the transformation of consumption idea of people's living standard, automatic vending machine has obtained swift and violent development.Approximately 32000, the total all kinds of automatic vending machine terminals in June, 2012 whole nation; The same period in 2013, this numeral rises to 45000, and a year amount of increase reaches 40.6%.But, existing automatic vending machine can only be sold for the goods of the normal temperature such as beverage, snacks, magazine, long shelf-life in the market, and needs the fresh-keeping goods of cold chain also cannot sell for the fresh agricultural byproducts such as fruits and vegetables and delicatessen (spiced and stewed food, bean product, fast-food lunch-box) etc.In addition,, along with the automatic vending machine quantity of existing operation sharply increases, its electricity needs is also increasing, has brought immense pressure to national grid.And it is heat-barrier material that existing automatic vending machine adopts polyurethane more, can not effectively reduce the thermal load of automatic vending machine, has in a disguised form strengthened the power of refrigerating circuit, has increased the power consumption of automatic vending machine.
Summary of the invention
(1) technical matters that will solve
The object of this invention is to provide a kind of energy-conserving and environment-protective, there is the automatic vending machine of cold-storage fresh-keeping function.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of automatic vending machine, comprising: stock room; Be positioned at the solar photovoltaic cell panel on stock room top; The accumulator being electrically connected with solar photovoltaic cell panel; The refrigerating circuit being connected with storage battery; And the cold-storage device engaging with refrigerating circuit, wherein refrigerating circuit comprises compression set and vaporising device, accumulator and compression set are positioned at stock room outside, and vaporising device and cold-storage device are positioned at stock room inside.
Preferably, automatic vending machine of the present invention also comprises controller, and solar photovoltaic cell panel is connected with storage battery by controller, with the power supply to accumulator by controller control solar photovoltaic cell panel.
Wherein, in stock room, be provided with the temperature sensor being connected with controller.
Wherein, accumulator is also by controller and refrigerating circuit electrical connection, with the power supply to refrigerating circuit by controller control accumulator.
Wherein, accumulator is also electrically connected with network system by controller.
Wherein, cold-storage device is made up of with the hold-over plate that is positioned at inner side the heat-insulating shield that is positioned at outside, and the inside of hold-over plate is filled with cool storage material, and the vaporising device of refrigerating circuit extends through cool storage material.
Wherein, the inside of heat-insulating shield is vacuum-packed, and is filled with heat-barrier material.
Wherein, cold-storage device is arranged around the internal perisporium of stock room.
Wherein, cool storage material is phase-change material for cold storage.
Wherein, compression set adopts DC system cold compressor.
(3) beneficial effect
The automatic vending machine that technique scheme provides utilizes sun power to power for refrigerating circuit, there are energy-conserving and environment-protective, and by the cold-storage device that combines with refrigerating circuit by needing fresh-keeping fresh fruits and vegetables and delicatessen to sell in suitable low temperature in stock room, to ensure its edible safety.In addition, this device operating cost is low, can reduce urban power consumption, alleviation Voltage force, and environment friendly and pollution-free.Further, cold-storage device, by adopting the heat-insulating shield in outside and the phase-change material for cold storage of inner side, can effectively reduce automatic vending machine stock fluctuations in indoor temperature, and temperature retention time is long, reduces refrigerating circuit frequent starting, extends machine service life.
Brief description of the drawings
Fig. 1 is the structural representation of a preferred embodiment of automatic vending machine of the present invention
Fig. 2 is the fundamental diagram of the automatic vending machine in Fig. 1;
Fig. 3 is the diagrammatic cross-section of the cold-storage device of the automatic vending machine in Fig. 1.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
Figure 1 shows that according to automatic vending machine of the present invention preferred embodiment.According to this embodiment, automatic vending machine of the present invention comprises: stock room 4; Be positioned at the solar photovoltaic cell panel 2 on stock room 4 tops, for example, there is the single-crystalline-silicon solar-cell panel of high conversion efficiency; The accumulator 6 being electrically connected with solar photovoltaic cell panel 2; The refrigerating circuit being electrically connected with accumulator 6; And the cold-storage device engaging with refrigerating circuit.Refrigerating circuit comprises compression set 7 and vaporising device 12.Wherein, accumulator 6 is positioned at stock room 4 outsides with compression set 7, that is to say, is positioned at the canyon 3 of automatic vending machine stock room 4 outsides, and to avoid its impact of thermal load on stock room 4, vaporising device 12 and cold-storage device are positioned at stock room 4 inside.This automatic vending machine utilizes sun power to power for refrigerating circuit, there are energy-conserving and environment-protective, and operating cost is low, can reduce urban power consumption, alleviation Voltage force, and by the cold-storage device combining with refrigerating circuit, the cold of refrigerating circuit generation is stored, to maintain the low temperature of stock room 4, thereby realize, the goods in stock room 4 is carried out to cold-storage fresh-keeping function, to ensure its edible safety.In actual applications, automatic vending machine can be placed on to the multiple occasions such as square, office building, conference and exhibition center, so that people can buy fresh vegetables and food etc. conveniently, to meet the allegro living needs of people.
Particularly, except compression set 7 and vaporising device 12, refrigerating circuit also comprises condensing unit 14 and restriction device 13.Wherein, compression set 7, condensing unit 14, restriction device 13 and vaporising device 12 are communicated with in turn by cold-producing medium.Preferred compressed device 7 adopts DC system cold compressor (for example direct current closed piston compressor) to provide circulation power to cold-producing medium, with the power consumption of avoiding using inverter to be caused.In this embodiment, the vaporising device 12 of refrigerating circuit adopts evaporation coil, and restriction device 13 adopts kapillary.
Preferably; as shown in Figure 2; solar photovoltaic cell panel 2 is electrically connected with accumulator 6 by controller 5; to control the power supply of solar photovoltaic cell panel 2 to accumulator 6 by controller 5; thereby realize the additives for overcharge protection to accumulator 6; in ensureing refrigerating circuit reliability service, extend 6 life-spans of accumulator.In addition, accumulator 6 is also by controller 5 and refrigerating circuit electrical connection, to realize the over of controller 5 to accumulator 6.
Further, in stock room, be also provided with the temperature controller (not shown) being connected with compression set 7, in the time that the interior temperature of stock room 4 reaches the temperature setting, shut down by temperature controller control compression set 7, refrigerating circuit is quit work; When the interior temperature of stock room 4 higher than set temperature time, by temperature controller start compression set 7, refrigerating circuit is freezed, so that the temperature in stock room 4 reaches the temperature setting.
Further, accumulator 6 is also electrically connected with network system (not shown) by controller 5.In the time that continuous overcast and rainy photovoltaic system is not enough to provide electric weight, network system is accessed to accumulators 6 under the control of controller 5 and charge, thereby for refrigerating circuit provides burning voltage, to ensure that automatic vending machine can round-the-clock normal operation.
As shown in Figures 2 and 3, cold-storage device is made up of with the hold-over plate 8 that is positioned at inner side the heat-insulating shield 9 that is positioned at outside, and wherein, the inside of hold-over plate 8 is filled with cool storage material, the vaporising device 12 of refrigerating circuit, and evaporation coil extends through cool storage material.Here, outside and inner side are for the center of stock room 4, and outside is away from the center of stock room 4, and inner side is near the center of stock room 4.Particularly, heat-insulating shield 9 is hollow, and vacuumizes sealing, and its inside is filled with heat-barrier material 10.In addition, be also provided with gas adsorption material 11 in heat-insulating shield 9, some gases that in use discharge to absorb a small amount of gas of entering from outside in heat-insulating shield 9 and heat-barrier material 10, make the higher vacuum tightness of the interior maintenance of heat-insulating shield 9.
Can effectively reduce the cold draining amount of automatic vending machine by the heat-insulating shield 9 in outside; And cool storage material in the hold-over plate 8 of inner side stores for the cold that vaporising device 12 is produced.The diameter of evaporation coil is to be determined by the flow velocity of tube refrigerant and refrigerating capacity, in order to make stock room 4 inward flange temperature reach desired low temperature, preferably evaporation coil extends in hold-over plate 8 central authorities, and the thickness of hold-over plate 8 is less than or equal to 1.5 times of diameter of evaporation coil.By adopting this structure, can effectively reduce the temperature fluctuation in automatic vending machine stock room 4, temperature retention time is long, reduces refrigerating circuit frequent starting, extends automatic vending machine serviceable life, and in addition, this is simple in structure, is convenient to processing.
In addition, because phase-change material for cold storage can vary with temperature the material that changes physical property and latent heat can be provided, the transition process of physical property is called phase transition process, and phase-change material will absorb or discharge a large amount of latent heat in the time undergoing phase transition.Preferably cool storage material is phase-change material for cold storage, and is preferably PCM phase-change material for cold storage.Maintain the low temperature in stock room 4 with the phase transformation released cold quantity of cool storage material, thereby ensure the safety of the goods that stock room 4 stores.
When daytime, solar radiation was sufficient, solar radiant energy is changed into direct current by solar photovoltaic cell panel 2, by controller 5, accumulator 6 charged and provides electric energy to refrigerating circuit.In the time of night or rainy weather solar radiation deficiency, powered by accumulator 6, directly drive refrigerating circuit operation.When refrigerating circuit is started working, the high-temperature high-pressure refrigerant after compressed device 7 enters condensing unit 14, and the liquid refrigerant after condensation cooling, by restriction device 13 throttlings, enters vaporising device 12 evaporative coolings and completes refrigeration cycle.Then store cold by the phase-change material for cold storage engaging with refrigerating circuit, to maintain the low temperature in stock room 4, thereby the goods that guarantee stock room 4 is stored is fresh.
The above embodiment of the present invention adopts the power source that solar photovoltaic cell panel 2 is automatic vending machine, coordinates accumulator 6 for refrigerating circuit power supply, can reduce the dependence of automatic vending machine to grid power, has advantages of energy-conserving and environment-protective.It should be noted that, solar photovoltaic cell panel 2, except to refrigerating circuit power supply, can also be powered for the shipment device of automatic vending machine.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and replacement, these improvement and replacement also should be considered as protection scope of the present invention.
Claims (10)
1. an automatic vending machine, comprising: stock room; Be positioned at the solar photovoltaic cell panel on stock room top; The accumulator being electrically connected with solar photovoltaic cell panel; The refrigerating circuit being connected with storage battery; And the cold-storage device engaging with refrigerating circuit, wherein refrigerating circuit comprises compression set and vaporising device, accumulator and compression set are positioned at stock room outside, and vaporising device and cold-storage device are positioned at stock room inside.
2. automatic vending machine as claimed in claim 1, also comprises controller, and solar photovoltaic cell panel is connected with storage battery by controller, with the power supply to accumulator by controller control solar photovoltaic cell panel.
3. automatic vending machine as claimed in claim 2, wherein accumulator is also by controller and refrigerating circuit electrical connection, with the power supply to refrigerating circuit by controller control accumulator.
4. automatic vending machine as claimed in claim 2 is wherein provided with the temperature sensor being connected with controller in stock room.
5. automatic vending machine as claimed in claim 2, wherein accumulator is also electrically connected with network system by controller.
6. automatic vending machine as claimed in claim 1, wherein cold-storage device is made up of with the hold-over plate that is positioned at inner side the heat-insulating shield that is positioned at outside, and the inside of hold-over plate is filled with cool storage material, and the vaporising device of refrigerating circuit extends through cool storage material.
7. automatic vending machine as claimed in claim 6, wherein the inside of heat-insulating shield is vacuum-packed, and is filled with heat-barrier material.
8. automatic vending machine as claimed in claim 6, wherein cold-storage device is arranged around the internal perisporium of stock room.
9. automatic vending machine as claimed in claim 6, wherein cool storage material is phase-change material for cold storage.
10. automatic vending machine as claimed in claim 1, wherein compression set adopts DC system cold compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410247609.9A CN103985196B (en) | 2014-06-05 | 2014-06-05 | Automatic vending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410247609.9A CN103985196B (en) | 2014-06-05 | 2014-06-05 | Automatic vending machine |
Publications (2)
| Publication Number | Publication Date |
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| CN103985196A true CN103985196A (en) | 2014-08-13 |
| CN103985196B CN103985196B (en) | 2016-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410247609.9A Expired - Fee Related CN103985196B (en) | 2014-06-05 | 2014-06-05 | Automatic vending machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931366A (en) * | 2016-04-26 | 2016-09-07 | 上海交通大学 | Living leaf vegetable vending machine and management method |
| CN107909722A (en) * | 2017-10-31 | 2018-04-13 | 融安县飞腾中草药专业合作社 | A kind of automatic watermelon vending machine |
| CN113959141A (en) * | 2021-06-16 | 2022-01-21 | 东南大学 | Solar-driven cold-storage type cold-chain express cabinet |
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| CN101865586A (en) * | 2010-06-11 | 2010-10-20 | 北京工业大学 | Solar photovoltaic DC cool-storage refrigerator system |
| CN101930636A (en) * | 2010-09-10 | 2010-12-29 | 上海交通大学 | Movable integrated solar cold drink vending machine |
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| CN202472799U (en) * | 2011-12-23 | 2012-10-03 | 哈尔滨商业大学 | Solar refrigerating vending machine |
| CN103210427A (en) * | 2011-05-17 | 2013-07-17 | 富士电机株式会社 | Cooling device for vending machine |
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2014
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Patent Citations (11)
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| JPH0844942A (en) * | 1994-07-26 | 1996-02-16 | Total Syst:Kk | Solar battery type automatic vending machine |
| JPH10177680A (en) * | 1996-12-17 | 1998-06-30 | Fuji Electric Co Ltd | Vending machine |
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| US20100140286A1 (en) * | 2008-12-08 | 2010-06-10 | Michael Christopher Quinn | Portable beverage machine |
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| CN103210427A (en) * | 2011-05-17 | 2013-07-17 | 富士电机株式会社 | Cooling device for vending machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931366A (en) * | 2016-04-26 | 2016-09-07 | 上海交通大学 | Living leaf vegetable vending machine and management method |
| CN105931366B (en) * | 2016-04-26 | 2019-01-11 | 上海交通大学 | Living body leaf vegetables automatic vending machine and management method |
| CN107909722A (en) * | 2017-10-31 | 2018-04-13 | 融安县飞腾中草药专业合作社 | A kind of automatic watermelon vending machine |
| CN113959141A (en) * | 2021-06-16 | 2022-01-21 | 东南大学 | Solar-driven cold-storage type cold-chain express cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103985196B (en) | 2016-09-28 |
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