CN107620491A - Based on the bus platform of heliotechnics fan and pad heat sink - Google Patents

Abstract

It is disclosed by the invention based on the bus platform of heliotechnics fan and pad heat sink, include the arc ceiling of bus platform, ceiling top sets photoelectric conversion unit, and ceiling bottom is provided with wet curtain unit, and wet curtain unit is also connected with the water supplying unit positioned at bus platform bottom by pipeline；Photoelectric conversion unit includes the solar panel for being erected at ceiling, and solar panel connects controller, inverter and battery by circuit successively.Heat sink of the present invention does not influence the mounting design of bus platform in itself, and air-conditioning system is replaced by wet curtain unit；Using the principle of direct evaporating-cooling, cooled air by wet film, deliver to that personnel are comfortably local obliquely through cross flow blower, under the hot weather conditions of high temperature, for outdoor waiting bus people send it is a burst of refrigerant.

Description

Fan wet curtain cooling device for bus platform based on solar energy technology

technical field

The invention belongs to the technical field of air-conditioning equipment, and in particular relates to a fan wet curtain cooling device for bus stops based on solar energy technology.

Background technique

The high temperature continues in summer, and many people don’t want to brave the heat to take the bus. Instead, more people drive private cars or take taxis to go out in summer, which not only causes traffic congestion but also causes serious energy waste. Humanized services are very necessary to meet the demands of the people. There have been cases of installing air conditioners at bus stops in foreign countries. By making the bus stop into a closed space with a glass cover, the temperature is reduced and the cooling capacity is prevented from being lost. However, this method is too expensive for the bus stop; according to evaporative cooling in For outdoor applications, consider using cold mist evaporative cooling air conditioners to cool down, but cold mist has extremely high requirements on water quality, and the scope of use for bus stops is limited.

Contents of the invention

The object of the present invention is to provide a fan wet curtain cooling device for bus stops based on solar energy technology, which solves the problems of high cost and small application range of existing bus stop cooling devices.

The technical solution adopted in the present invention is that the fan wet curtain cooling device for the bus platform based on solar energy technology includes a curved ceiling of the bus platform, a photoelectric conversion unit is arranged on the upper part of the ceiling, and a wet curtain unit is arranged on the lower part of the ceiling, and the wet curtain unit passes through the pipeline. Also connected to the water supply unit located at the bottom of the bus platform;

The photoelectric conversion unit includes a solar panel installed on the roof, and the solar panel is connected to the controller, the inverter and the battery through a sequential circuit;

The wet curtain unit includes a housing, and the opposite sides of the housing are respectively provided with an air inlet and an air supply port. The housing is provided with packing and a cross-flow fan in sequence according to the direction of fresh air flow. The cross-flow fan is connected to the battery through a wire; For the water tank, there is a water collection tray at the bottom of the filler, and the angle between the air supply port and the horizontal direction is 30-50°.

The present invention is also characterized in that,

The filler is glass fiber filler.

The air outlet is provided with guide louvers.

The water supply unit includes a water supply tank and a rainwater collector connected to each other, the water supply tank is connected to the water distributor through the water supply pipe, and the rainwater collector is connected to the water collecting pan through the drain pipe.

A circulating water pump is also arranged on the water supply pipe, and the circulating water pump is connected to the battery through wires.

The rainwater collector is also provided with a filtering device and a flow-discarding device.

A water tank is arranged around the ceiling, and the water tank is connected with the drain pipe through the confluence pipe.

The beneficial effects of cooling device of the present invention are:

1) The cooling device of the present invention is combined with the bus platform through the evaporative cooling technology, can operate independently without changing the bus platform, is easy to disassemble, and is portable. send cool

2) The cooling device of the present invention uses solar panels to generate electricity to drive the circulating water pump and the cross-flow fan to operate, and combines solar technology with the wet curtain unit. The solar panels are installed on the ceiling of the bus platform without any shelter, making full use of solar energy , does not affect the power facilities of the bus station, the storage capacity of the battery is strong, and the normal operation of the cooling curtain unit can be satisfied even in extreme weather; the combination of solar energy technology and the cooling curtain unit saves operating costs and reduces operating costs, and It will not bring additional load to the municipal power grid, and the concept is novel and the design is ingenious;

3) The cooling device of the present invention combines the rainwater collection technology, after collecting the rainwater on the ceiling, it flows into the confluence pipe through the water tank, and the water tank collects the rainwater on the ceiling and the rainwater in the air. The rainwater is discharged from the box, and then the clean rainwater is collected and filtered, and the drainage of the water collection tray can also be filtered and reused; the rainwater collector and the water supply tank are set separately, the water quality of the circulating water is guaranteed, and the scaling problem of the packing is also improved. Reduce the amount of water filtered by the rainwater collector; combining the rainwater collection technology with the wet curtain unit not only saves the cost during the operation of the unit, but also greatly reduces the process of adding water artificially and reduces the labor intensity;

4) The cooling device of the present invention adopts direct evaporative cooling technology, and the outdoor air is evaporatively cooled by water-drenched fillers, and the temperature reduction also has a certain humidification effect. For outdoor open bus stops, humidifying the dry air will bring extreme pain to people. Great comfort, direct evaporative cooling is also effective in removing smog; at the same time, make full use of the dry air energy in the air to cool down, humidify and filter the air, especially in the dry areas of Northwest my country where dry air energy is abundant, this wet curtain The unit has a good application prospect.

Description of drawings

Fig. 1 is the structural representation of fan wet curtain cooling device for bus stop platform of the present invention;

Fig. 2 is a schematic structural view of the wet curtain unit in the cooling device of the present invention;

Fig. 3 is a side view of the wet curtain unit in the cooling device of the present invention.

In the figure, 1. Bus station, 2. Ceiling, 3. Cross-flow fan, 4. Air supply outlet, 5. Circulating water pump, 6. Water supply tank, 7. Rainwater collector, 8. Filtration device, 9. Waste flow device , 10. Water supply pipe, 11. Drainage pipe, 12. Confluence pipe, 13. Water collection tray, 14. Air inlet, 15. Filler, 16. Water distributor, 17. Solar panel, 18. Controller, 19. Battery, 20. Inverter, 21. Sink.

detailed description

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

The fan wet curtain cooling device for the bus stop based on solar energy technology of the present invention, as shown in Figure 1, comprises the curved ceiling 2 of bus stop 1, and the photoelectric conversion unit is arranged on the top of the ceiling 2, and the wet curtain unit is arranged on the bottom of the ceiling 2, and the wet curtain The unit is also connected to the water supply unit at the bottom of the bus stop 1 through pipes;

The photoelectric conversion unit includes a solar cell panel 17 erected on the ceiling 2, the solar cell panel 17 fully absorbs solar energy, and the solar cell panel 17 converts solar energy into electrical energy by sequentially circuit-connecting the controller 18, the inverter 20 and the storage battery 19, and stores it in the Inside the storage battery 19.

As shown in Figure 2 and Figure 3, the wet curtain unit includes a housing, and the opposite sides of the housing are respectively provided with an air inlet 14 and an air outlet 4, and the housing is provided with a filler 15 and a cross-flow fan 3 in sequence according to the direction of fresh air flow. The through-flow blower 3 is powered by connecting the battery 19 with wires; the top of the packing 15 is provided with a water distributor 16 , and the bottom of the packing 15 is provided with a water collecting pan 13 . The fresh air enters from the air inlet 14, and when passing through the filler 15, the water distributor 16 sprays circulating water to exchange moisture and heat with the fresh air, and then it is discharged from the air supply port 4 through the cross-flow fan 3, and the circulating water falls back into the water collecting pan 13.

The filler 15 is a glass fiber filler, which has a large specific surface area and good hygroscopicity, and improves the heat exchange efficiency between the fresh air and the filler.

The air supply port 4 is provided with diversion louvers, and the angle between the air supply port 4 and the horizontal direction is 30-50°, so that the cooled wind is better released in the waiting area of the bus stop 1.

The water supply unit includes a water supply tank 6 and a rainwater collector 7 connected to each other, the water supply tank 6 is connected to the water distributor 16 through the water supply pipe 10, and the rainwater collector 7 is connected to the water collecting pan 13 through the drain pipe 11; A circulating water pump 5 is provided, and the circulating water pump 5 is connected to the storage battery 19 through wires. The circulating water pump 5 provides power to introduce the water in the water supply tank 6 into the water distributor 16 .

A water tank 21 is arranged around the ceiling 2, and the water tank 21 collects the rainwater on the roof 2, and the water tank 21 is connected with the drain pipe 11 through the confluence pipe 12; The device 8 uses a filter etc. to send the rainwater into the water supply tank 6 after being discarded and filtered.

The working process of cooling device of the present invention:

a. The working process of the photoelectric conversion unit: use solar power to generate electricity to supply the power consumption of the circulating water pump 5 and the cross-flow fan 3, the controller 18, the inverter 20, and the battery 19 are connected to the solar panel 17, and the battery 19 stores electricity , for use in extreme weather, the circulating water pump 5 is driven by direct current.

b. The working process of the fan wet curtain: the air is sent out through the air inlet 14, the glass fiber filler 15 and the cross-flow fan 3 through the air outlet 4, and the air outlet 4 sends the cold air obliquely downward to the personnel waiting area through the guide louvers, and the cloth The water device 16 communicates with the water supply tank 6 and the circulating water pump 5 through the water supply pipe 10, and the suction port of the water supply pipe 10 is arranged in the water supply tank 6, and the water pipe pipeline is arranged close to the bus stop.

c. The working process of the rainwater collection device and the water supply tank: the water collecting tray 13 is connected with the rainwater collector 7 through the drain pipe 11, the suction port of the drain pipe 11 is set in the water collecting tray 13, and the outlet is set in the rainwater collector 7, The rainwater collector 7 contains a filtering device 8 inside, which filters the water in the water collecting tray 13 and flows into the water supply tank 6 for circulating water; the rainwater on the ceiling 2 flows into the confluence pipe 12 through the water tank, and flows into the rainwater collector 7 through the drain pipe 11 Abandon flow, filter, the rainwater collector 7 is connected with the water supply tank 6, there is a float valve to monitor the water level in the water supply tank 6, and the water filtered by the rainwater collector 7 is supplied to the water supply tank 6 through the pipeline.

The cooling device of the present invention does not affect the installation design of the bus stop 1 itself, and replaces the air conditioning system with the wet curtain unit; utilizes the principle of direct evaporative cooling, cools the air through the wet film, and sends it obliquely downward through the cross-flow fan 3 to a comfortable place for personnel , in the hot and hot climate, it brings coolness to the people waiting for the bus outside.

Claims (7)

1. based on the bus platform of heliotechnics fan and pad heat sink, it is characterised in that including bus platform (1) Arc ceiling (2), ceiling (2) top set photoelectric conversion unit, and ceiling (2) bottom is provided with wet curtain unit, and wet curtain unit leads to Piping is also connected with the water supplying unit positioned at bus platform (1) bottom；

The photoelectric conversion unit includes the solar panel (17) for being erected at ceiling (2), and solar panel (17) passes through Circuit connection controller (18), inverter (20) and battery (19) successively；

The wet curtain unit includes housing, and housing opposite sides is respectively arranged with air inlet (14) and air outlet (4), pressed in housing Filler (15) and cross flow blower (3) are disposed with according to fresh air flow direction, cross flow blower (3) connects electric power storage by wire Pond (19), described filler (15) top set water-locator (16), and filler (15) bottom is provided with water-collecting tray (13), air outlet (4) it is 30-50 ° with horizontal direction angle.

2. according to claim 1 existed based on the bus platform of heliotechnics fan and pad heat sink, its feature In the filler (15) is fiber glass packing.

3. according to claim 1 existed based on the bus platform of heliotechnics fan and pad heat sink, its feature In the air outlet (4) is provided with water conservancy diversion blinds.

4. according to claim 1 existed based on the bus platform of heliotechnics fan and pad heat sink, its feature In the water supplying unit includes the supply tank (6) and device for collecting rain water (7) mutually connected, and supply tank (6) passes through feed pipe (10) Water-locator (16) is connected, device for collecting rain water (7) connects water-collecting tray (13) by drainpipe (11).

5. according to claim 4 existed based on the bus platform of heliotechnics fan and pad heat sink, its feature In being additionally provided with water circulating pump (5) on the feed pipe (10), water circulating pump (5) passes through wire and connects battery (19).

6. according to claim 4 existed based on the bus platform of heliotechnics fan and pad heat sink, its feature In the device for collecting rain water (7) is interior to be additionally provided with filter (8) and flow abandoning apparatus (9).

7. according to claim 4 existed based on the bus platform of heliotechnics fan and pad heat sink, its feature In surround the ceiling (2) is provided with tank (21) for one week, and tank (21) is connect by collecting pipe (12) and drainpipe (11) It is logical.