CN212842308U - Cascade type water chilling unit - Google Patents

Abstract

The utility model discloses a cascade type cooling water set relates to the cooling water set field. The utility model comprises a component body, a heat radiation net is arranged above the outer surface of the component body, a water inlet is arranged below the outer surface of the component body, one side of the component body is connected with a circulation cavity through a circulation pipe, the utility model generates low-temperature steam through cooling liquid in a cooling box, the steam enters into a compressor through a connecting pipe, is compressed into high-temperature and high-pressure gas by the compressor and then enters into a condensation pipe for cooling, the cooled gas enters into the circulation cavity, the circulation cavity blows cold air into the cooling box through the circulation pipe, cooling the cooling liquid in the cooling box, discharging the water in the cooling box into the conveying pipe by the refrigeration expansion valve, transmitting the water in the refrigerator into the evaporative condenser by the micro pump through the connecting pipe, the evaporative condenser carries out the cooling treatment of second stage through the cooling tube to the coolant liquid, forms the circulation and cools off the coolant liquid, improves the cooling effect.

Description

Cascade type water chilling unit

Technical Field

The utility model relates to a cooling water set field specifically is a cascade type cooling water set.

Background

The water coolers are classified into an air-cooled water cooler and a water-cooled water cooler in the industry, the water coolers are classified into a low-temperature water cooler and a normal-temperature water cooler in terms of temperature control, and the normal temperature is generally controlled within the range of 0-35 ℃. The temperature of the low-temperature machine is controlled within the range of 0-minus 45 degrees generally, when the water chiller refrigerant recycling system is used, liquid refrigerant in an evaporator absorbs heat in water and begins to evaporate, a certain temperature difference is formed between final-stage refrigerant and water, the liquid refrigerant is completely evaporated and changed into gas state and then is sucked and compressed by a compressor, the gas refrigerant absorbs heat through a condenser, is condensed into liquid, is throttled by a thermostatic expansion valve and then is changed into low-temperature low-pressure refrigerant to enter the evaporator, and the refrigerant recycling process is completed.

The existing water chilling unit is single in function, most of the water chilling units are used as a source of a cold source for a production process through compression circulation freezing brine, the refrigerating temperature is generally not too low and can not exceed-50 ℃, so that the requirement for low temperature in some biological pharmaceutical processes can not be met, the cooling effect of cooling liquid is poor, and in the cooling process, the fixing effect of a condensation pipe is poor, the condensation pipe can be loosened, and the cooling effect of the water chilling unit is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the cooling effect of cooling liquid is poor and the installation of a condensation pipe is not fixed, a cascade water chilling unit is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cascade type cooling water set, includes the group body, the radiator-grid is installed to the surface top of the group body, the water inlet has been seted up to the surface below of the group body, one side of the group body is connected with the circulation chamber through the circulating pipe, evaporative condenser is installed to the inside top of the group body, one side of evaporative condenser is connected with the cooling tube, evaporative condenser's bottom is connected with the micropump through the connecting pipe, the play water end of micropump is connected with the refrigerator through the connecting pipe, there is the cooler bin one side of refrigerator through duct connection, the surface mounting of conveyer pipe has the refrigeration expansion valve, one side of cooler bin is connected with the compressor through the connecting pipe, the output of compressor is connected with the condenser pipe, the internal connection of the group body has the locating frame, the constant.

Preferably, the cooling pipe and the condenser pipe are both U-shaped, and two ends of the condenser pipe are respectively connected with the circulation cavity and the compressor.

Preferably, both ends of the cooling pipe are connected with the evaporative condenser.

Preferably, the cooling tank and the evaporative condenser are located at diagonal positions inside the pack, respectively.

Preferably, the locating frame and the locating slot are provided with a plurality of locating frames and locating slots, and the locating frames and the locating slots are matched with the cooling pipe and the condensing pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a coolant liquid enters into the inside of cooler bin from the water inlet, the coolant liquid in the cooler bin produces low temperature steam, steam enters into the inside of compressor through the connecting pipe, compress into high temperature, high-pressure gas through the compressor, reentry condenser pipe cools off, the gas after the cooling enters into the circulation chamber, the circulation chamber blows air conditioning to the cooler bin in through the circulating pipe, cool off the coolant liquid in the cooler bin, carry out the cooling treatment of first stage, later open the refrigeration expansion valve again, the refrigeration expansion valve discharges the water in the cooler bin into the conveyer pipe, the refrigerator refrigerates the coolant liquid in the conveyer pipe, later open the micropump, the micropump transmits the water in the refrigerator to the evaporative condenser through the connecting pipe, the evaporative condenser carries out the cooling treatment of second stage through the cooler pipe to the coolant liquid, form the circulation and cool off the coolant liquid, the cooling effect is improved;

2. the utility model discloses a plurality of locating frames and constant head tank fix a position cooling tube and condenser pipe, reduce the removal of cooling tube and condenser pipe, protect cooling tube and condenser pipe.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic view of the positioning frame of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position a of the present invention.

In the figure: 1. assembling a body; 2. a heat-dissipating web; 3. a water inlet; 4. a circulation chamber; 5. a circulation pipe; 6. a cooling tank; 7. an evaporative condenser; 8. a cooling tube; 9. a positioning frame; 10. a micro-pump; 11. a condenser tube; 12. a delivery pipe; 13. a compressor; 14. a refrigeration expansion valve; 15. a refrigerator; 16. a connecting pipe; 17. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, a cascade water chilling unit comprises a unit body 1, a heat dissipation net 2, a water inlet 3, a circulation cavity 4, a circulation pipe 5, a cooling tank 6, an evaporative condenser 7, a cooling pipe 8, a positioning frame 9, a micro pump 10, a condensation pipe 11, a delivery pipe 12, a compressor 13, a refrigeration expansion valve 14, a refrigerator 15, a connection pipe 16 and a positioning groove 17, wherein the heat dissipation net 2 is installed above the outer surface of the unit body 1, the water inlet 3 is arranged below the outer surface of the unit body 1, one side of the unit body 1 is connected with the circulation cavity 4 through the circulation pipe 5, the evaporative condenser 7 is installed above the interior of the unit body 1, one side of the evaporative condenser 7 is connected with the cooling pipe 8, the bottom of the evaporative condenser 7 is connected with the micro pump 10 through the connection pipe 16, the water outlet end of the micro pump 10 is connected with the refrigerator 15 through the connection, the outer surface mounting of conveyer pipe 12 has refrigeration expansion valve 14, and one side of cooler bin 6 is connected with compressor 13 through connecting pipe 16, and the output of compressor 13 is connected with condenser pipe 11, and the internal connection of assembly 1 has locating frame 9, and locating slot 17 has been seted up to the surface of locating frame 9.

Please refer to fig. 2, the cooling pipe 8 and the condensing pipe 11 are both U-shaped, and two ends of the condensing pipe 11 are respectively connected to the circulation chamber 4 and the compressor 13, and the cooling liquid is cooled by the cooling pipe 8 and the condensing pipe 11.

Referring to fig. 2, both ends of the cooling pipe 8 are connected to the evaporative condenser 7, and the water in the cooling pipe 8 is cooled by the evaporative condenser 7.

Referring to fig. 2, the cooling tank 6 and the evaporative condenser 7 are located at diagonal positions inside the assembly 1, and the cooling liquid is cooled by the water circulation of the cooling tank 6 and the evaporative condenser 7.

Please refer to fig. 2-4, the positioning frame 9 and the positioning groove 17 are provided in plural numbers, and the plural positioning frames 9 and the positioning grooves 17 are adapted to the cooling tube 8 and the condensing tube 11, and the cooling tube 8 and the condensing tube 11 are positioned by the plural positioning frames 9 and the positioning grooves 17.

The working principle is as follows: a user firstly enters cooling liquid into the cooling box 6 from the water inlet 3, the cooling liquid in the cooling box 6 generates low-temperature steam, the steam enters the compressor 13 through the connecting pipe 16, is compressed into high-temperature and high-pressure gas through the compressor 13, and then enters the condensing pipe 11 for cooling, the cooled gas enters the circulating cavity 4, the circulating cavity 4 blows cold air into the cooling box 6 through the circulating pipe 5 to cool the cooling liquid in the cooling box 6, the cooling treatment of the first stage is carried out, then the cooling expansion valve 14 is opened, the cooling expansion valve 14 discharges water in the cooling box 6 into the conveying pipe 12, the cooling liquid in the conveying pipe 12 is cooled by the refrigerator 15, then the micro pump 10 is started, the water in the refrigerator 15 is conveyed into the evaporative condenser 7 through the connecting pipe 16 by the micro pump 10, the evaporative condenser 7 carries out the second stage of cooling treatment on the cooling liquid through the cooling pipe 8, form the circulation and cool off the coolant liquid, fix a position cooling tube 8 and condenser pipe 11 through a plurality of locating frames 9 and constant head tank 17, reduce the removal of cooling tube 8 and condenser pipe 11, protect cooling tube 8 and condenser pipe 11.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. A cascade water chilling unit comprises a unit body (1), and is characterized in that: the heat dissipation net (2) is installed above the outer surface of the unit body (1), a water inlet (3) is formed in the lower portion of the outer surface of the unit body (1), one side of the unit body (1) is connected with a circulation cavity (4) through a circulation pipe (5), an evaporative condenser (7) is installed above the inside of the unit body (1), one side of the evaporative condenser (7) is connected with a cooling pipe (8), the bottom of the evaporative condenser (7) is connected with a micro pump (10) through a connection pipe (16), the water outlet end of the micro pump (10) is connected with a refrigerator (15) through a connection pipe (16), one side of the refrigerator (15) is connected with a cooling box (6) through a conveying pipe (12), a refrigeration expansion valve (14) is installed on the outer surface of the conveying pipe (12), one side of the cooling box (6) is connected with a compressor (13), the output of compressor (13) is connected with condenser pipe (11), the internal connection of group body (1) has locating frame (9), locating slot (17) have been seted up to the surface of locating frame (9).

2. The cascade chiller according to claim 1, wherein: the cooling pipe (8) and the condensation pipe (11) are both U-shaped, and two ends of the condensation pipe (11) are respectively connected with the circulation cavity (4) and the compressor (13).

3. The cascade chiller according to claim 1, wherein: and two ends of the cooling pipe (8) are connected with the evaporative condenser (7).

4. The cascade chiller according to claim 1, wherein: the cooling box (6) and the evaporative condenser (7) are respectively positioned at the diagonal positions inside the assembly body (1).

5. The cascade chiller according to claim 1, wherein: locating frame (9) and constant head tank (17) all are provided with a plurality ofly, and are a plurality of locating frame (9) and constant head tank (17) and cooling tube (8) and condenser pipe (11) looks adaptation.

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