CN219955708U

CN219955708U - Air-cooled chiller

Info

Publication number: CN219955708U
Application number: CN202321696863.8U
Authority: CN
Inventors: 邱建海; 邱慧颖
Original assignee: Wenzhou Blue Ice Refrigeration Equipment Co ltd
Current assignee: Wenzhou Blue Ice Refrigeration Equipment Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-11-03
Anticipated expiration: 2033-06-30

Abstract

The utility model relates to the technical field of air-cooled water coolers, and discloses an air-cooled water cooler which comprises a cooling device, wherein the cooling device comprises a motor, a pump, a first cooler, a compressor, a pipeline, a liquid inlet pipe, a heat exchanger, a liquid discharge pipe, a refrigerant conduit, a liquid suction pipe and a second cooler, the heat exchanger is made of titanium alloy, the refrigerant conduit is arranged in the heat exchanger, the refrigerant conduit is uniformly arranged in the heat exchanger, and the refrigerant conduit is spiral. According to the utility model, through the arrangement of the heat exchanger, when liquid enters the heat exchanger from the liquid inlet pipe, the heat exchanger is made of titanium alloy, the heat exchanger is provided with corrosion resistance, corrosive chemical liquid can be cooled, the first cooler provides cooling liquid for the refrigerant conduit, the refrigerant conduit is uniformly arranged in the heat exchanger, and the refrigerant conduit is in a spiral shape, so that the heat exchange efficiency is higher, and the contact area between the refrigerant conduit and the liquid is larger.

Description

Air-cooled chiller

Technical Field

The utility model relates to the technical field of air-cooled water chiller equipment, in particular to an air-cooled water chiller.

Background

The air-cooled chiller is one of the models of chillers, water at normal temperature is cooled to a certain temperature by a compressor of the chiller to strengthen a cooling die or machine, the air-cooled chiller is used as a single machine, and a heat dissipation device is a built-in fan and mainly comprises three interconnected systems: refrigerant circulation system, water circulation system and electrical apparatus autonomous system. Wherein the compressor is the core component of the overall refrigerant cycle system and is also the source of power for refrigerant compression. Its function is to convert the input electrical energy into mechanical energy, compressing the refrigerant.

The application number is 202320138530.7, which discloses an air-cooled water chiller, comprising a water chiller frame and a cooling fan; the bottom of the water chiller frame is provided with a water tank and a plurality of compressors, the refrigerant circulation system comprises at least one condenser fixedly connected with the water chiller frame through a condenser mounting frame, a transverse airtight longitudinal air passage is formed between the condenser mounting frame and a cooling fan, the condenser comprises a plurality of condensing pipes which are transversely arranged in a U shape and a plurality of fixed aluminum foils for fixing the condensing pipes, a refrigerating loop for cooling water in the water tank is formed among the condenser, the compressors and the evaporators positioned in the water tank, and the water circulation system comprises a water outlet pipe and a water return pipe which are connected with the water tank. The utility model improves the heat exchange efficiency in the using process of the water chiller, improves the reliability and service life of the water chiller, and is convenient for maintenance after use.

Such setting has played fine heat exchange efficiency, but in the in-process of using, a plurality of fixed condenser pipes do not carry out evenly distributed, and the condenser pipe is less with the liquid area of contact who will carry out the cooling, and when using for a long time, heat exchange efficiency can decline gradually, can lead to heat exchange efficiency not good, can't carry out effective heat dissipation to liquid, consequently need change the arrangement mode of condenser pipe, increase and the area of contact of liquid.

Disclosure of Invention

The present utility model is directed to an air-cooled chiller, which solves the above-mentioned problems of the prior art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an air-cooled water chiller, which comprises a casing, wherein the casing comprises a baffle plate, the baffle plate is fixedly connected to the middle part of the casing, the casing is divided into an upper layer and a lower layer by the baffle plate, a condenser is arranged on the upper layer of the casing, the condenser comprises a water tank, a fan and a heat exchange tube, the water tank is arranged on the upper surface of the baffle plate, the fan is arranged on the outer wall of the top of the casing, the fan extends to the inside of the water tank, the purpose of the arrangement is to dissipate heat of the heat exchange tube through the condenser, and a cooling device is arranged on the lower layer of the casing.

Further, the cooling device comprises a motor, a pump, a first cooler, a compressor, a pipeline, a liquid inlet pipe, a heat exchanger, a liquid discharge pipe, a refrigerant conduit, a liquid suction pipe and a second cooler.

Further, the heat exchanger is installed on the bottom inner wall of the shell, the first cooler is installed on the bottom inner wall of the shell, the compressor is installed on the bottom inner wall of the shell, the pipeline is installed between the first cooler and the compressor, the heat exchanger is made of titanium alloy, the refrigerant conduit is installed inside the heat exchanger, the refrigerant conduit is uniformly arranged inside the heat exchanger, the refrigerant conduit is in a spiral shape, the purpose of the arrangement is that the contact area with liquid is larger, the heat exchange efficiency is higher, the first cooler is communicated with the refrigerant conduit through the pipeline, and the purpose of the arrangement is that the liquid inside the heat exchanger is cooled through the refrigerant conduit inside the heat exchanger.

Further, the pipe is installed between the compressor and the heat exchanger, the refrigerant pipe is installed inside the heat exchanger, and one end of the refrigerant pipe, which is far from the pipe, extends to the outside of the heat exchanger to communicate with the compressor.

Further, the compressor is communicated with the heat exchange tube, the heat exchange tube is arranged on the outer wall of the water tank, the purpose of the arrangement is that the cooling liquid from the refrigerant conduit in the heat exchanger enters the compressor, the compressor compresses the refrigerant to high-temperature and high-pressure gas, the gas enters the heat exchange tube, the water tank cools the heat exchange tube, the fan dissipates heat of the water tank, and the high-pressure gas is converted into low-temperature and low-pressure liquid.

Further, the heat exchange tube is communicated with the second cooler, the second cooler and the first cooler are communicated with each other through a pipeline, and the purpose of the arrangement is that the low-temperature low-pressure liquid state enters the second cooler, and enters the refrigerant conduit in the heat exchanger through the first cooler.

Further, the liquid suction pipe is installed inside the heat exchanger, and one end of the liquid suction pipe, which is far away from the heat exchanger, is installed on the outer wall of the pump, so that the purpose of the arrangement is to suck the cooled liquid out through the motor.

Further, the drain pipe is installed on the outer wall of the pump, penetrates the inside of the heat exchanger and extends to the outside, and is provided for the purpose of re-cooling through the refrigerant pipe when the liquid is withdrawn.

Further, the motor is installed on the bottom inner wall of the shell, the pump is installed on the bottom inner wall of the shell, and the pump is installed on the output shaft of the motor, so that the purpose of the arrangement is to drive the pump to rotate.

The utility model has the following beneficial effects:

(1) According to the utility model, through the arrangement of the heat exchanger, when liquid enters the heat exchanger from the liquid inlet pipe, the heat exchanger is made of titanium alloy, the purpose of the arrangement is corrosion resistance, corrosive chemical liquid can be cooled, the first cooler provides cooling liquid for the refrigerant conduit, the refrigerant conduit is uniformly arranged in the heat exchanger, the refrigerant conduit is spiral, the purpose of the arrangement is that the contact area of the refrigerant conduit and the liquid is larger, the heat exchange efficiency is higher, the liquid is cooled, the cooling liquid enters the compressor after exchanging heat with the liquid, the compressor operates to compress the refrigerant to high-temperature and high-pressure gas, then enters the heat exchange pipe, the water tank cools the heat exchange pipe, the fan dissipates heat of the water tank, the low-temperature and high-pressure gas is converted into low-temperature and low-pressure liquid, the low-temperature and low-pressure liquid enters the second cooler, the refrigerant conduit in the heat exchanger is subjected to next circulation, the cooled liquid is pumped out by the motor, and the cooled liquid is cooled again through the refrigerant conduit in the heat exchanger, and then the cooled liquid is discharged.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of the present utility model;

FIG. 3 is a schematic view of a heat exchanger according to the present utility model;

FIG. 4 is a schematic view of the internal structure of the heat exchanger of the present utility model;

FIG. 5 is a schematic side view of a heat exchanger according to the present utility model;

FIG. 6 is a schematic diagram of the front structure of a heat exchanger according to the present utility model;

FIG. 7 is a schematic side view of the present utility model;

in the drawings, the list of components represented by the various numbers is as follows:

in the figure: 1. a housing; 101. a partition plate; 2. a condenser; 201. a water tank; 202. a fan; 203. a heat exchange tube; 3. a cooling device; 301. a motor; 302. a pump; 303. a first cooler; 304. a compressor; 305. a pipe; 306. a liquid inlet pipe; 307. a heat exchanger; 308. a liquid discharge pipe; 309. a refrigerant conduit; 310. a liquid suction pipe; 311. and a second cooler.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, the present utility model is an air-cooled chiller, wherein a casing 1 comprises a partition 101, the partition 101 is fixedly connected to the middle of the casing 1, the partition 101 divides the casing 1 into an upper layer and a lower layer, a condenser 2 is installed on the upper layer of the casing 1, the condenser 2 comprises a water tank 201, a fan 202 and a heat exchange tube 203, the water tank 201 is installed on the upper surface of the partition 101, the fan 202 is installed on the top outer wall of the casing 1, the fan 202 extends to the inside of the water tank 201, and the purpose of the arrangement is to dissipate heat of the heat exchange tube 203 through the condenser 2, and a cooling device 3 is installed on the lower layer of the casing 1.

The cooling device 3 includes a motor 301, a pump 302, a first cooler 303, a compressor 304, a pipe 305, a liquid inlet pipe 306, a heat exchanger 307, a liquid outlet pipe 308, a refrigerant pipe 309, a liquid suction pipe 310, and a second cooler 311.

The heat exchanger 307 is installed on the bottom inner wall of the shell 1, the first cooler 303 is installed on the bottom inner wall of the shell 1, the compressor 304 is installed on the bottom inner wall of the shell 1, the pipeline 305 is installed between the first cooler 303 and the compressor 304, the heat exchanger 307 is made of titanium alloy, the purpose of the arrangement is corrosion resistance, corrosive chemical liquid can be cooled, the refrigerant conduit 309 is installed inside the heat exchanger 307, the refrigerant conduit 309 is uniformly arranged inside the heat exchanger 307, the refrigerant conduit 309 is spiral, the purpose of the arrangement is that the contact area with liquid is larger, the heat exchange efficiency is higher, the first cooler 303 is communicated with the refrigerant conduit 309 through the pipeline 305, and the purpose of the arrangement is that the liquid inside the heat exchanger 307 is cooled through the refrigerant conduit 309 inside the heat exchanger 307.

A pipe 305 is installed between the compressor 304 and the heat exchanger 307, a refrigerant pipe 309 is installed inside the heat exchanger 307, and an end of the refrigerant pipe 309 remote from the pipe 305 extends to the outside of the heat exchanger 307 to communicate with the compressor 304.

The compressor 304 is mutually communicated with the heat exchange tube 203, the heat exchange tube 203 is arranged on the outer wall of the water tank 201, the purpose of the arrangement is that the cooling liquid coming out of the refrigerant conduit 309 in the heat exchanger 307 enters the compressor 304, the compressor 304 operates to compress the refrigerant to high-temperature high-pressure gas, then the gas enters the heat exchange tube 203, the water tank 201 cools the heat exchange tube 203, the fan 202 dissipates heat of the water tank 201, and the low-temperature high-pressure gas is converted into a low-temperature low-pressure liquid state.

The heat exchange tube 203 is in communication with the second cooler 311, and the second cooler 311 and the first cooler 303 are in communication with each other via a conduit 305, which is arranged so that the low temperature, low pressure liquid phase enters the second cooler 311 and passes through the first cooler 303 into the refrigerant conduit 309 within the heat exchanger 307.

An extractor tube 310 is mounted inside the heat exchanger 307, and an end of the extractor tube 310 remote from the heat exchanger 307 is mounted on the outer wall of the pump 302, which is arranged to extract the cooled liquid by the motor 301.

A drain pipe 308 is installed on the outer wall of the pump 302, and the drain pipe 308 penetrates the inside of the heat exchanger 307 and extends to the outside, so that the purpose of this is to re-cool through the refrigerant pipe 309 when the liquid is drawn out.

The motor 301 is mounted on the bottom inner wall of the housing 1, the pump 302 is mounted on the bottom inner wall of the housing 1, and the pump 302 is mounted on the output shaft of the motor 301, so that the purpose of this is to drive the pump 302 to rotate.

When in use, when liquid enters the heat exchanger 307 from the liquid inlet pipe 306, the heat exchanger 307 is made of titanium alloy, the purpose of the arrangement is to have corrosion resistance, the corrosive chemical liquid can be cooled, the first cooler 303 provides cooling liquid for the refrigerant conduit 309, the refrigerant conduit 309 is uniformly arranged in the heat exchanger 307, the refrigerant conduit 309 is spiral, the purpose of the arrangement is that the contact area between the refrigerant conduit 309 and the liquid is larger, the heat exchange efficiency is higher, the liquid is cooled, the cooling liquid enters the compressor 304 after exchanging heat with the liquid, the compressor 304 operates to compress the refrigerant to high-temperature and high-pressure gas, then enters the heat exchange pipe 203, the water tank 201 cools the heat exchange pipe 203, the fan 202 dissipates heat of the water tank 201, the gas with low temperature and high pressure is converted into low-temperature and low-pressure liquid, the low-temperature and low-pressure liquid enters the second cooler 311, the cooled liquid is led into the refrigerant conduit 309 in the heat exchanger 307 for next circulation through the first cooler 303, the cooled liquid is pumped out through the motor 301, the cooled liquid is cooled again after the refrigerant conduit 309 in the heat exchanger 307 is cooled, and then the cooled liquid is discharged.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. An air-cooled cold water machine, shell (1) includes baffle (101), baffle (101) fixed connection is in the middle part of shell (1), baffle (101) divide into upper and lower two-layer with shell (1), condenser (2) are installed on the upper strata of shell (1), condenser (2) include water tank (201), fan (202), heat exchange tube (203), the upper surface at baffle (101) is installed in water tank (201), fan (202) are installed on the top outer wall of shell (1), fan (202) extend to the inside of water tank (201), its characterized in that: a cooling device (3) is arranged at the lower layer of the shell (1);

the cooling device (3) comprises a motor (301), a pump (302), a first cooler (303), a compressor (304), a pipeline (305), a liquid inlet pipe (306), a heat exchanger (307), a liquid outlet pipe (308), a refrigerant conduit (309), a liquid suction pipe (310) and a second cooler (311);

the heat exchanger (307) is arranged on the bottom inner wall of the shell (1), the first cooler (303) is arranged on the bottom inner wall of the shell (1), the compressor (304) is arranged on the bottom inner wall of the shell (1), the pipeline (305) is arranged between the first cooler (303) and the compressor (304), the heat exchanger (307) is made of titanium alloy, the refrigerant conduit (309) is arranged inside the heat exchanger (307), the refrigerant conduit (309) is uniformly arranged inside the heat exchanger (307), the refrigerant conduit (309) is spiral, and the first cooler (303) is communicated with the refrigerant conduit (309) through the pipeline (305);

the pipeline (305) is arranged between the compressor (304) and the heat exchanger (307), the refrigerant conduit (309) is arranged inside the heat exchanger (307), and one end of the refrigerant conduit (309) away from the pipeline (305) extends to the outside of the heat exchanger (307) and is communicated with the compressor (304).

2. An air-cooled chiller according to claim 1 wherein: the compressor (304) is communicated with the heat exchange tube (203), and the heat exchange tube (203) is arranged on the outer wall of the water tank (201).

3. An air-cooled chiller according to claim 1 wherein: the heat exchange tube (203) is communicated with the second cooler (311), and the second cooler (311) and the first cooler (303) are communicated with each other through a pipeline (305).

4. An air-cooled chiller according to claim 1 wherein: the liquid suction pipe (310) is arranged inside the heat exchanger (307), and one end of the liquid suction pipe (310) away from the heat exchanger (307) is arranged on the outer wall of the pump (302).

5. An air-cooled chiller according to claim 1 wherein: the drain pipe (308) is installed on the outer wall of the pump (302), and the drain pipe (308) penetrates the inside of the heat exchanger (307) and extends to the outside.

6. An air-cooled chiller according to claim 1 wherein: the motor (301) is mounted on the bottom inner wall of the housing (1), the pump (302) is mounted on the bottom inner wall of the housing (1), and the pump (302) is mounted on the output shaft of the motor (301).