CN110762666A - High-efficient refrigeration industry fan - Google Patents
High-efficient refrigeration industry fan Download PDFInfo
- Publication number
- CN110762666A CN110762666A CN201911036332.4A CN201911036332A CN110762666A CN 110762666 A CN110762666 A CN 110762666A CN 201911036332 A CN201911036332 A CN 201911036332A CN 110762666 A CN110762666 A CN 110762666A
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- Prior art keywords
- fan
- pipe
- water
- air
- refrigeration
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
Abstract
The invention discloses a high-efficiency refrigeration industrial fan which comprises a fan shell, wherein a fan is arranged in the fan shell, an air inlet pipe is connected to the upper left top part of the fan shell, a precooling device is arranged in the air inlet pipe, an exhaust pipe is connected to the lower right top part of the fan shell, the air inlet pipe is communicated with the fan shell and the exhaust pipe, an evaporator is arranged in a shell on the exhaust pipe, a condenser and a compressor are further arranged on the outer side of the exhaust pipe, the compressor, the condenser and the evaporator are communicated with each other through an air conditioning pipe, the precooling device comprises two cooling fins which are symmetrically arranged up and down in the air inlet pipe, and the cooling fins are fixed in the air inlet pipe through fixing. In the invention, condensed water generated by the contact of the upper part of the evaporator and air is collected and conveyed to the position of the air inlet pipe, when external air is sucked by the fan, the entering air is firstly cooled and precooled by using low temperature carried by the condensed water, and the precooled air is further cooled by the evaporator, so that the refrigeration effect is improved.
Description
Technical Field
The invention belongs to the technical field of fan equipment, and particularly relates to an efficient refrigeration industrial fan.
Background
The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The blower is a Chinese habit abbreviation for gas compression and gas conveying machinery, and the blower generally comprises a ventilator, a blower and a wind driven generator. Fans are widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and for ventilation and draught of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grain, wind tunnel wind source and air cushion boat inflating and propelling.
The existing industrial fan for refrigeration mostly adopts a compressor to compress a refrigerant, a condenser exchanges heat and then an evaporator is used for refrigeration by utilizing the vaporization heat absorption characteristic of the refrigerant, the existing household refrigeration air conditioner is different from the existing household refrigeration air conditioner for extracting indoor air for circulating refrigeration, and the industrial fan needs to obtain air from a space outside a refrigeration area for refrigeration, so that the industrial refrigeration power consumption is larger, and meanwhile, the air temperature has the defect of limitation on the refrigeration effect, so that the high-efficiency refrigeration industrial fan is provided.
Disclosure of Invention
The invention aims to: in order to solve the problem that the existing industrial refrigeration fan is not efficient enough in refrigeration and needs to be improved, a high-efficiency refrigeration industrial fan is provided.
The technical scheme adopted by the invention is as follows:
the utility model provides a high-efficient refrigeration industry fan, includes the fan shell, install the fan in the fan shell, the upper left top position is connected with the air-supply line on the fan shell, is equipped with precooling apparatus in the air-supply line, the lower right bottom position is connected with the exhaust pipe on the fan shell, and the air-supply line communicates with fan shell and exhaust pipe each other, install the evaporimeter in the casing on the exhaust pipe, the exhaust pipe outside still is equipped with condenser and compressor, and compressor and condenser and evaporimeter communicate each other through the air conditioner pipe.
As a further scheme of the invention: and a water collecting mechanism is arranged at the bottom of the shell.
As a further scheme of the invention: the water collecting mechanism comprises a water collecting tank arranged below the evaporator in the shell, the bottom of the outer side of the shell is connected with a water collecting tank, the water collecting tank is communicated with the water collecting tank through a water leaking port, and a water pump is arranged in the water collecting tank.
As a further scheme of the invention: the precooling device comprises two cooling fins which are arranged in an air inlet pipe in an up-and-down symmetrical mode, the cooling fins are fixed in the air inlet pipe through a fixing column, a water inlet hole is formed in the top position in the fixing column and is communicated with the cooling fins on the uppermost layer through an upper connecting pipe, a water outlet hole is formed in the bottom position in the fixing column, and the water outlet hole is communicated with the cooling fins on the lowermost layer through a lower connecting pipe.
As a further scheme of the invention: and a water pipe on the water pump is communicated with the water inlet hole through a condensate pipe, and the water outlet hole is communicated with a drain pipe correspondingly arranged at the bottom of the outer side of the air inlet pipe.
As a further scheme of the invention: the two vertically symmetrical cooling fins are arranged in the air inlet pipe in an up-down multilayer mode, the cooling fins on the upper side in the two vertically symmetrical cooling fins are of a left-side low-right-side high structure, the cooling fins on the lower side are of a left-side high-right-side low structure, and the lower positions of the cooling fins on the upper side and the higher positions of the cooling fins on the lower side are communicated with each other through a communicating pipe condensate pipe.
As a further scheme of the invention: the fan is a turbine fan.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in the invention, condensed water generated by the contact of the upper part of the evaporator and air is collected and conveyed to the position of the air inlet pipe, when external air is sucked by the fan, the entering air is firstly cooled and precooled by using low temperature carried by the condensed water, and the precooled air is further cooled by the evaporator, so that the refrigeration effect is improved.
2. According to the invention, the condensate water with lower temperature is collected and the precooled air is reused, so that the available resources are fully utilized, meanwhile, the air is precooled through the condensate water, the power consumption generated when the required refrigeration temperature is reached is lower under the current condition, and compared with a mode without using the condensate water, the equivalent electric energy cooling refrigeration effect is better.
3. According to the invention, the cold dissipation sheets form a stair-type structure, condensed water is input from the upper part, and then the characteristic that the water flows to the lower part is utilized, the condensed water flows through all the cold dissipation sheets automatically and is discharged by the drain pipe, a power mechanism is not required to be arranged, and energy conservation and emission reduction are realized.
4. Compared with the traditional fan blade fan, the worm wheel fan has the capacity of compressing air, the air is refrigerated and released after being compressed, so that short-time wind power of the air outlet of the exhaust pipe is improved, the blown wind has the characteristics of large covered outlet area and limited circulation distance, and the influence condition caused by fast blown wind speed is avoided during use.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a pre-cooling apparatus according to the present invention;
fig. 3 is a schematic view of the structure of the water collecting mechanism in the present invention.
The labels in the figure are: 1. a fan housing; 2. a fan; 3. a drain pipe; 4. an air inlet pipe; 5. a pre-cooling device; 6. a condensate pipe; 7. a housing; 8. an evaporator; 9. a water collecting mechanism; 10. an exhaust duct; 11. an air conditioning duct; 12. a condenser; 13. a compressor; 14. fixing a column; 15. a water inlet hole; 16. an upper connecting pipe; 17. cooling tablets; 18. a lower connecting pipe; 19. a water outlet hole; 20. a communicating pipe; 21. a water collection tank; 22. a water leakage port; 23. a water collection tank; 24. a water pump; 25. a water pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, an industrial fan with high efficiency refrigeration comprises a fan shell 1, wherein a fan 2 is installed in the fan shell 1, an air inlet pipe 4 is connected to the upper left top portion of the fan shell 1, a precooling device 5 is arranged in the air inlet pipe 4, an exhaust pipe 10 is connected to the lower right top portion of the fan shell 1, the air inlet pipe 4 is communicated with the fan shell 1 and the exhaust pipe 10, an evaporator 8 is installed in a shell 7 on the exhaust pipe 10, a condenser 12 and a compressor 13 are further arranged on the outer side of the exhaust pipe 10, and the compressor 13, the condenser 12 and the evaporator 8 are communicated with each other through an air conditioning pipe 11;
a water collecting mechanism 9 is arranged at the upper bottom of the shell 7, the water collecting mechanism 9 comprises a water collecting tank 21 arranged below an evaporator 8 in the shell 7, the bottom of the outer side of the shell 7 is connected with a water collecting tank 23, the water collecting tank 21 is communicated with the water collecting tank 23 through a water leakage port 22, a water pump 24 is arranged in the water collecting tank 23, the precooling device 5 comprises a cold dissipating sheet 17 arranged in the air inlet pipe 4, the cold dissipating sheet 17 is fixed in the air inlet pipe 4 through a fixed column 14, a water inlet 15 is arranged at the top of the fixed column 14, a water pipe 25 on the water pump 24 is communicated with the water inlet 15 through a condensed water pipe 6, the water inlet 15 is communicated with the cold dissipating sheet 17 at the uppermost layer through an upper connecting pipe 16, a water outlet 19 is arranged at the bottom of the fixed column 14, the water outlet 19 is communicated with the cold dissipating sheet 17 at the lowermost layer through a lower connecting pipe 18, the cold, wherein the upper side cooling fins 17 are of a left side lower right side high structure, the lower side cooling fins 17 are of a left side higher right side lower structure, and the lower positions of the upper side cooling fins 17 are communicated with the higher positions of the lower side cooling fins 17 through a communicating pipe 20.
The working principle is as follows: the invention provides a high-efficiency refrigeration industrial fan, the structure is ingenious, when in use, the fan 2 and the compressor 13 are started, the compressor 13 is electrified to work to compress a gaseous refrigerant into a high-temperature high-pressure gaseous refrigerant, then the refrigerant is conveyed into the condenser 12, the condenser 12 dissipates the heat of the high-temperature high-pressure gaseous refrigerant, the gaseous refrigerant is condensed and falls when the temperature is reduced to form a normal-temperature high-pressure liquid refrigerant, the liquid refrigerant is conveyed into the evaporator 8 by the air-conditioning pipe 11, the pressure of the liquid refrigerant is reduced to form a gaseous low-temperature refrigerant, the heat in the air sucked by the fan 2 during working is absorbed, so that refrigeration is carried out, and cold air is input to a required position along the exhaust pipe;
meanwhile, when the evaporator 8 is cooled by refrigerant, low-temperature condensate water is generated on the surface of the evaporator 8 by contacting with air, the condensate water drips and collects in the water collecting tank 21 and then flows into the water collecting tank 23 from the position of the water leakage port 22, the water pump 24 in the water collecting tank 23 works to pump the condensate water to be conveyed to the water inlet hole 15 of the fixed column 14 in the air inlet pipe 4 along the condensate water pipe 6, then the condensate water flows into the cold dissipation sheet 17 through the upper connecting pipe 16 and finally flows into the water outlet hole 19 of the fixed column 14 from the lower connecting pipe 18 and then is discharged from the water discharge pipe 3, when the condensate water flows through the cold dissipation sheet 17, air sucked by the fan 2 from the air inlet pipe 4 flows through the cold dissipation sheet 17 to be pre-cooled by the low-temperature condensate water, and the pre-cooled air passes through the evaporator 8 to absorb heat for cooling, so.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a high-efficient refrigeration industry fan, includes fan shell (1), its characterized in that, install fan (2) in fan shell (1), the upper left top position is connected with air-supply line (4) on fan shell (1), is equipped with precooling apparatus (5) in air-supply line (4), fan shell (1) goes up the lower right bottom position and is connected with exhaust pipe (10), and air-supply line (4) and fan shell (1) and exhaust pipe (10) communicate each other, install evaporimeter (8) in casing (7) on exhaust pipe (10), exhaust pipe (10) outside still is equipped with condenser (12) and compressor (13), and compressor (13) and condenser (12) and evaporimeter (8) communicate each other through air conditioner pipe (11).
2. An industrial fan with high efficiency of refrigeration as claimed in claim 1, characterized in that the bottom of the housing (7) is provided with a water collecting mechanism (9).
3. The industrial fan with high efficiency refrigeration as claimed in claim 2, wherein the water collecting mechanism (9) comprises a water collecting tank (21) arranged in the casing (7) below the evaporator (8), the bottom of the outer side of the casing (7) is connected with a water collecting tank (23), the water collecting tank (21) is communicated with the water collecting tank (23) through a water leakage opening (22), and a water pump (24) is arranged in the water collecting tank (23).
4. The industrial fan with high efficiency refrigeration as claimed in claim 1, wherein the pre-cooling device (5) comprises two cooling fins (17) symmetrically arranged up and down in the air inlet pipe (4), the cooling fins (17) are fixed in the air inlet pipe (4) through fixing columns (14), a water inlet (15) is formed in the top of each fixing column (14), the water inlet (15) is communicated with the cooling fins (17) on the uppermost layer through an upper connecting pipe (16), a water outlet (19) is formed in the bottom of each fixing column (14), and the water outlet (19) is communicated with the cooling fins (17) on the lowermost layer through a lower connecting pipe (18).
5. The industrial fan with high efficiency refrigeration as claimed in claim 2 or 3, characterized in that the water pipe (25) of the water pump (24) is communicated with the water inlet hole (15) through the condensed water pipe (6), and the water outlet hole (19) is communicated with the drain pipe (3) correspondingly arranged at the bottom of the outer side of the air inlet pipe (4).
6. A high efficiency refrigeration industrial fan as claimed in claim 3, wherein said two vertically symmetrical cooling fins (17) are arranged in the air inlet pipe (4) in a multi-layer manner, the cooling fin (17) positioned at the upper side of the two vertically symmetrical cooling fins (17) is of a structure with a lower left side and a higher right side, the cooling fin (17) positioned at the lower side is of a structure with a higher left side and a lower right side, and the lower position of the cooling fin (17) positioned at the upper side is communicated with the higher position of the cooling fin (17) positioned at the lower side through a communication pipe (20).
7. An industrial fan with high efficiency for refrigeration according to any of claims 1 to 3, characterized in that the fan (2) is a turbine fan.
Priority Applications (1)
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CN201911036332.4A CN110762666A (en) | 2019-10-29 | 2019-10-29 | High-efficient refrigeration industry fan |
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CN201911036332.4A CN110762666A (en) | 2019-10-29 | 2019-10-29 | High-efficient refrigeration industry fan |
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CN201911036332.4A Pending CN110762666A (en) | 2019-10-29 | 2019-10-29 | High-efficient refrigeration industry fan |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111895560A (en) * | 2020-08-12 | 2020-11-06 | 冯国民 | High-efficient industrial fan that refrigerates |
CN111963462A (en) * | 2020-08-17 | 2020-11-20 | 衢州海西电子科技有限公司 | Refrigeration ventilator and self-adaptive control method |
CN112032886A (en) * | 2020-09-04 | 2020-12-04 | 深圳朴坂科技有限公司 | Novel air conditioner device capable of reducing electricity consumption cost |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002257373A (en) * | 2001-02-26 | 2002-09-11 | Mitsubishi Heavy Ind Ltd | Air conditioning device |
CN103542466A (en) * | 2013-10-28 | 2014-01-29 | 重庆大学 | Split type air conditioner and condensate water recycling and energy saving method for same |
CN203533742U (en) * | 2013-09-04 | 2014-04-09 | 南京国睿博拉贝尔环境能源有限公司 | New air dehumidification multi-level processing all-in-one machine unit |
CN203907817U (en) * | 2014-06-04 | 2014-10-29 | 张浏波 | Auxiliary refrigerating device with condensate water of air-conditioner reutilized |
CN104344505A (en) * | 2014-11-14 | 2015-02-11 | 赵强飞 | Intelligent energy-saving dehumidification and thermoregulation system and control method thereof |
CN204227662U (en) * | 2014-10-21 | 2015-03-25 | 谭青荣 | A kind of air conditioner in machine room device for recycling condensed water |
CN204460904U (en) * | 2015-01-30 | 2015-07-08 | 浙江博阳压缩机有限公司 | Cryogenic refrigeration Auto-drainage and energy-conservation condensation unit |
CN204648596U (en) * | 2015-04-29 | 2015-09-16 | 广东西屋康达空调有限公司 | A kind of energy-saving unitary air handling unit |
CN204730413U (en) * | 2015-06-09 | 2015-10-28 | 广东美的暖通设备有限公司 | A kind of cold recovery fresh air conditioner-mechanical |
CN205245354U (en) * | 2015-12-03 | 2016-05-18 | 浙江施强制药有限公司 | Be used for pharmaceutic integrated combined type air conditioner group |
CN209084942U (en) * | 2018-11-22 | 2019-07-09 | 四川蜀冷冷暖设备有限公司 | A kind of double-condenser formula dehumidifying heat-pump apparatus |
-
2019
- 2019-10-29 CN CN201911036332.4A patent/CN110762666A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002257373A (en) * | 2001-02-26 | 2002-09-11 | Mitsubishi Heavy Ind Ltd | Air conditioning device |
CN203533742U (en) * | 2013-09-04 | 2014-04-09 | 南京国睿博拉贝尔环境能源有限公司 | New air dehumidification multi-level processing all-in-one machine unit |
CN103542466A (en) * | 2013-10-28 | 2014-01-29 | 重庆大学 | Split type air conditioner and condensate water recycling and energy saving method for same |
CN203907817U (en) * | 2014-06-04 | 2014-10-29 | 张浏波 | Auxiliary refrigerating device with condensate water of air-conditioner reutilized |
CN204227662U (en) * | 2014-10-21 | 2015-03-25 | 谭青荣 | A kind of air conditioner in machine room device for recycling condensed water |
CN104344505A (en) * | 2014-11-14 | 2015-02-11 | 赵强飞 | Intelligent energy-saving dehumidification and thermoregulation system and control method thereof |
CN204460904U (en) * | 2015-01-30 | 2015-07-08 | 浙江博阳压缩机有限公司 | Cryogenic refrigeration Auto-drainage and energy-conservation condensation unit |
CN204648596U (en) * | 2015-04-29 | 2015-09-16 | 广东西屋康达空调有限公司 | A kind of energy-saving unitary air handling unit |
CN204730413U (en) * | 2015-06-09 | 2015-10-28 | 广东美的暖通设备有限公司 | A kind of cold recovery fresh air conditioner-mechanical |
CN205245354U (en) * | 2015-12-03 | 2016-05-18 | 浙江施强制药有限公司 | Be used for pharmaceutic integrated combined type air conditioner group |
CN209084942U (en) * | 2018-11-22 | 2019-07-09 | 四川蜀冷冷暖设备有限公司 | A kind of double-condenser formula dehumidifying heat-pump apparatus |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111895560A (en) * | 2020-08-12 | 2020-11-06 | 冯国民 | High-efficient industrial fan that refrigerates |
CN111963462A (en) * | 2020-08-17 | 2020-11-20 | 衢州海西电子科技有限公司 | Refrigeration ventilator and self-adaptive control method |
CN112032886A (en) * | 2020-09-04 | 2020-12-04 | 深圳朴坂科技有限公司 | Novel air conditioner device capable of reducing electricity consumption cost |
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