Energy-saving water chilling unit system

Abstract

The utility model discloses an energy-saving water chilling unit system which comprises a base, a water chilling unit assembly is fixedly installed on the top of the base and comprises a compressor, the output end of the compressor is connected with the input end of a water pump through a first guide pipe, and the output end of the water pump is connected with the input end of a cooling coil through a second guide pipe. The cooling coil pipe is formed by combining a plurality of spiral coil pipes, the spiral height of the spiral coil pipes is millimeter, the adjacent spiral coil pipes are connected through connecting pipes, the output end of the cooling coil pipe is connected with a condenser through a third guide pipe, and a draught fan is installed on the back face of the condenser. The cooling coil pipe is added in the circulating system of the water chilling unit assembly, the length of a water path is increased through the cooling coil pipe formed by combining a plurality of spiral coil pipes, the efficiency of condensation in advance is improved, meanwhile, the fan is installed on the outer wall of the rear end of the condenser to accelerate condensation of a refrigerant, and the energy-saving effect of equipment use is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cold water unit system technical field, specifically is a kind of energy-saving cold water unit system. BACKGROUND

[0002] In the occasion needing cooling all the year round such as computer room, data center, clean room, it is usually needed to use cold water unit to cool down, reach the effect of equipment heat dissipation, the traditional cold water unit is often influenced the flow efficiency of cooling water in the process of operation, due to condenser and evaporator inside refrigerant load too big, leading to resource waste and energy efficiency reduction, in addition, part of cold water unit lacks effective energy-saving measures in design and use process, so that overall energy consumption is high, not in line with the environmental protection requirement of current energy saving and emission reduction. Therefore, it is particularly important to develop a kind of high-efficiency energy-saving cold water unit system. SUMMARY

[0003] The utility model discloses a kind of energy-saving cold water unit systems, to solve the problem raised in the above background technology.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of energy-saving cold water unit system, including base, the top of the base is fixedly installed cold water unit component, the cold water unit component includes compressor, the output end of the compressor is connected with the input end of water pump by first conduit, the output end of the water pump is connected with the input end of cooling coil by second conduit, the cooling coil is formed by several spiral coils, the spiral height of the spiral coil is millimeter, adjacent spiral coil is connected by connecting pipe, the output end of the cooling coil is connected with condenser by third conduit, the back of the condenser is installed fan.

[0006] In a preferred embodiment of the utility model, the cooling coil exchanges heat with low temperature in environment, the back outer wall of the condenser is fixedly installed fan frame by support leg, the inner wall of the fan frame is fixedly installed fan.

[0007] In a preferred embodiment of the utility model, the output end of the fan points to the outer wall of condenser, the output shaft of the condenser is connected with the input end of liquid reservoir by fourth conduit.

[0008] In a preferred embodiment of the utility model, the output end of the liquid reservoir is fixedly connected with the input end of drying filter by fifth conduit, the output end of the drying filter is connected with the input end of evaporator by sixth conduit.

[0009] In a preferred embodiment of the utility model, the outer wall of the sixth conduit is installed liquid sight glass and thermal expansion valve in series, and the thermal expansion valve is located on the side close to the evaporator.

[0010] In a preferred embodiment of the utility model, the output end of the evaporator is connected with the input end of the gas-liquid separator through the seventh conduit, and the output shaft outer wall of the gas-liquid separator is fixedly connected with the input end of the compressor through the eighth conduit.

[0011] The additional aspects and advantages of the utility model will be partly given in the following description, some will become obvious from the following description, or be understood by the practice of the utility model.

[0012] 1. By adding cooling coil in the circulating system of cold water machine assembly, the length of waterway is increased by the cooling coil formed by multiple spiral coil combinations, the efficiency of pre-condensation is improved, and the condensation of refrigerant is accelerated by installing fan on the rear end outer wall of the condenser, so that the energy-saving effect of equipment use is improved.

[0013] 2. By heat exchange between the cooling coil and the low temperature environment, the energy consumption of equipment work is further reduced and the refrigeration efficiency of cold water machine assembly is improved by heat exchange between the cooling coil and the environment when the ambient temperature is low. BRIEF DESCRIPTION OF DRAWINGS

[0014] The above and / or additional aspects and advantages of the utility model will become apparent and more readily appreciated from the following description of the embodiments, with reference to the following drawings, in which:

[0015] Figure 1 It is a front view structural schematic diagram of an energy-saving type cold water machine system.

[0016] Figure 2 It is a top view structural schematic diagram of an energy-saving type cold water machine system.

[0017] Figure 3 It is a rear view structural schematic diagram of an energy-saving type cold water machine system.

[0018] Figure 4 It is a cooling coil structural schematic diagram of an energy-saving type cold water machine system.

[0019] Figure 5 It is a condenser structural schematic diagram of an energy-saving type cold water machine system.

[0020] In the drawing: base 100, compressor 200, water pump 210, cooling coil 220, connecting pipe 221, condenser 230, supporting leg 231, fan frame 232, fan 233, liquid reservoir 240, drying filter 250, sight glass 260, thermal expansion valve 270, evaporator 280, gas-liquid separator 290. DETAILED DESCRIPTION

[0021] The embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used for explaining the present application, and cannot be understood as limiting the present application.

[0022] Embodiment 1: as Figures 1-4 , including the base 100, the top of the base 100 is fixedly installed in the cold water machine assembly, the cold water machine assembly includes a compressor 200, the output end of the compressor 200 is connected to the input end of the water pump 210 through the first conduit, the output end of the water pump 210 is connected to the input end of the cooling coil 220 through the second conduit, the cooling coil 220 is a plurality of spiral coils combined, the spiral height of the spiral coil is 0mm, the adjacent spiral coils are connected through the connecting pipe 221, the output end of the cooling coil 220 is connected to the condenser 230 through the third conduit, and the back of the condenser 230 is installed with a fan 233.

[0023] The specific use scene of this embodiment is that: by adding the cooling coil 220 in the circulating system of the cold water machine assembly, the cooling coil 220 formed by a plurality of spiral coils is increased in length, the efficiency of pre-condensation is improved, and the energy-saving effect of equipment use is improved. When the ambient temperature is low, the cooling coil 220 exchanges heat with the environment, thereby further reducing the energy consumption of the equipment operation and improving the refrigeration efficiency of the cold water machine assembly.

[0024] Embodiment 2: as Figures 3-5 , the cooling coil 220 exchanges heat with the low temperature in the environment, the back outer wall of the condenser 230 is fixedly installed with a fan frame 232 through the supporting leg 231, the inner wall of the fan frame 232 is fixedly installed with a fan 233, the output end of the fan 233 points to the outer wall of the condenser 230, the output shaft of the condenser 230 is connected to the input end of the liquid reservoir 240 through the fourth conduit, the output end of the liquid reservoir 240 is fixedly connected to the input end of the dry filter 250 through the fifth conduit, the output end of the dry filter 250 is connected to the input end of the evaporator 280 through the sixth conduit, the outer wall of the sixth conduit is connected in series with a sight glass 260 and a thermal expansion valve 270, the thermal expansion valve 270 is located on the side close to the evaporator 280, the output end of the evaporator 280 is connected to the input end of the gas-liquid separator 290 through the seventh conduit, and the output shaft of the gas-liquid separator 290 is fixedly connected to the input end of the compressor 200 through the eighth conduit.

[0025] The specific use scene of the embodiment is that: the refrigerant is compressed by the compressor 200 to increase the pressure of the refrigerant, the temperature of the compressed refrigerant rises sharply, the refrigerant becomes high-temperature and high-pressure vapor, the refrigerant restores the high-temperature and high-pressure state, then the refrigerant enters the cooling coil 220, the cooling coil 220 exchanges heat in a low-temperature environment and has a relatively low temperature, and the high-temperature refrigerant entering the condenser 230 is pre-cooled, then the refrigerant is transported from the cooling coil 220 to the condenser 230 for further condensation, the fan 233 installed on the back of the condenser 230 is started to accelerate the condensation of the refrigerant in the condenser 230, the temperature of the refrigerant is dissipated to the air, the gaseous refrigerant becomes liquid, the temperature is reduced to room temperature, the refrigerant restores the initial state, then the refrigerant passes through the liquid receiver 240 and the drying filter 250, the moisture in the refrigerant and impurities in the refrigerant are removed through the drying filter 250, then the refrigerant enters the sight glass 260, the opening degree of the sixth conduit is adjusted through the thermal expansion valve 270, so that the flow of the refrigerant is adjusted, the boiling point of the refrigerant is reduced to cause the refrigerant to evaporate, and then the refrigerant enters the evaporator 280 to perform refrigeration.

[0026] The working principle of the utility model is: the technical personnel in the field uses, through the refrigerant is added to the liquid receiver 240, enters the circulating system of water chiller assembly and works, the refrigerant is pumped and delivered in the circulating system through the water pump 210, the refrigerant is compressed through the compressor 200 to increase the pressure of the refrigerant, the temperature of the compressed refrigerant rises sharply, the refrigerant becomes high-temperature and high-pressure vapor, the refrigerant restores the high-temperature and high-pressure state, then the refrigerant enters the cooling coil 220, the cooling coil 220 exchanges heat in a low-temperature environment and has a relatively low temperature, and the high-temperature refrigerant entering the condenser 230 is pre-cooled, then the refrigerant is transported from the cooling coil 220 to the condenser 230 for further condensation, the fan 233 installed on the back of the condenser 230 is started to accelerate the condensation of the refrigerant in the condenser 230, the temperature of the refrigerant is dissipated to the air, the gaseous refrigerant becomes liquid, the temperature is reduced to room temperature, the refrigerant restores the initial state, then the refrigerant passes through the liquid receiver 240 and the drying filter 250, the moisture in the refrigerant and impurities in the refrigerant are removed through the drying filter 250, then the refrigerant enters the sight glass 260, the opening degree of the sixth conduit is adjusted through the thermal expansion valve 270, so that the flow of the refrigerant is adjusted, the boiling point of the refrigerant is reduced to cause the refrigerant to evaporate, and then the refrigerant enters the evaporator 280 to perform refrigeration, the temperature of the evaporated refrigerant is lower than that of the cold water for heat exchange, the temperature of the cold water is reduced, thereby the refrigeration effect is achieved.

[0027] Although the embodiments of the utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and their equivalents.

Claims

1. An energy-saving water chiller system, comprising a base (100), a top of the base (100) is fixedly installed with a water chiller assembly, the water chiller assembly comprises a compressor (200), an output end of the compressor (200) is connected with an input end of a water pump (210) through a first conduit, characterized in that, The output end of the water pump (210) is connected with the input end of the cooling coil (220) through a second conduit, the cooling coil (220) is composed of several spiral coils with a spiral height of 0 mm, adjacent spiral coils are connected through connecting pipes (221), the output end of the cooling coil (220) is connected with the condenser (230) through a third conduit, and the back surface of the condenser (230) is provided with a fan (233).

2. The energy-saving water chiller system according to claim 1, wherein, The cooling coil (220) exchanges heat with the low temperature in the environment, the back surface of the condenser (230) is fixedly provided with a fan frame (232) through a supporting leg (231), and the inner wall of the fan frame (232) is fixedly provided with the fan (233).

3. The energy-saving water chiller system according to claim 2, wherein, The output end of the fan (233) is directed to the outer wall of the condenser (230), and the output shaft of the condenser (230) is connected with the input end of the liquid reservoir (240) through a fourth conduit.

4. The energy-saving water chiller system according to claim 3, wherein, The output end of the liquid reservoir (240) is fixedly connected with the input end of the drying filter (250) through a fifth conduit, the output end of the drying filter (250) is connected with the input end of the evaporator (280) through a sixth conduit.

5. The energy-saving water chiller system according to claim 4, wherein, The outer wall of the sixth conduit is provided with a sight glass (260) and a thermal expansion valve (270) in series, and the thermal expansion valve (270) is located on the side close to the evaporator (280).

6. The energy-saving water chiller system according to claim 5, wherein, The output end of the evaporator (280) is connected with the input end of the gas-liquid separator (290) through a seventh conduit, and the output shaft of the gas-liquid separator (290) is fixedly connected with the input end of the compressor (200) through an eighth conduit.

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