CN214250174U - Heat recovery water-cooling screw type cold water device - Google Patents
Heat recovery water-cooling screw type cold water device Download PDFInfo
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- CN214250174U CN214250174U CN202023141839.7U CN202023141839U CN214250174U CN 214250174 U CN214250174 U CN 214250174U CN 202023141839 U CN202023141839 U CN 202023141839U CN 214250174 U CN214250174 U CN 214250174U
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Abstract
The utility model relates to a cooling water set technical field, concretely relates to heat recovery water-cooling screw cooling water installation, screw compressor, evaporimeter, drier-filter, expansion valve, condenser, heat recovery device, base, screw compressor, evaporimeter, drier-filter, expansion valve, condenser, heat recovery device fix on the base in proper order, the upper end at heat recovery device is fixed to the condenser, the condenser passes through the pipe connection with drier-filter, drier-filter passes through the pipe connection with the evaporimeter, fixedly connected with expansion valve on the pipeline that drier-filter and evaporimeter are connected, heat recovery device fixes in base one end, and the device core point lies in and is connected effectively realizing heat exchange between cold water and the hot water through being connected between condenser and the heat recovery device.
Description
Technical Field
The utility model relates to a cooling water set technical field, concretely relates to heat recovery water-cooling screw formula cooling water device.
Background
Keeping the inlet water temperature of cooling water at 30 deg.C, the inlet water temperature of chilled water at 12 deg.C, the flow rate of chilled water at 34m3/h and the flow rate of hot water at 6.2m3The water inlet temperature of the heat recovery device is only increased without changing the/h, so that the water temperature condition of the hot water storage tank is simulated, the relation between the water inlet temperature of the heat recovery device and the heat recovery rate can be obtained, and when the water inlet temperature of the heat recovery device is 38 ℃, the heat recovery rate is about 8.5%; when the water inlet temperature of the heat recovery device is 43 ℃, the heat recovery rate is about 7 percent; when the inlet water temperature of the heat recovery device reaches 48 ℃, the heat recovery rate is about 5 percent. The heat recovery rate gradually decreases with the increase of the temperature of the inlet water of the heat recovery device, and basically has a linear relationship. When the hot water reservoir temperature is above 55 ℃, the heat recovery rate is already below 4%.
Disclosure of Invention
In order to solve the technical problem, the utility model aims at providing a heat recovery water-cooling screw type cold water device.
The utility model discloses a heat recovery water-cooling screw cooling water installation, including screw compressor, evaporimeter, drier-filter, expansion valve, condenser, heat recovery device, base, screw compressor, evaporimeter, drier-filter, expansion valve, condenser, heat recovery device fix on the base in proper order, the upper end at heat recovery device is fixed to the condenser, the condenser passes through the pipe connection with drier-filter, drier-filter passes through the pipe connection with the evaporimeter, fixedly connected with expansion valve on the pipeline that drier-filter and evaporimeter are connected, heat recovery device fixes in base one end, and the device nuclear core point lies in being connected through between condenser and the heat recovery device and effectively realizes heat exchange between cold water and the hot water.
Furthermore, the condenser also comprises a water inlet, a water outlet, a water inlet of the heat recovery pipe and a water outlet of the heat recovery pipe, wherein the water inlet and the water outlet are arranged at one end of the condenser, the water inlet and the water outlet are not directly connected in the same vertical direction, water flowing through the water inlet flows through the water outlet after passing through the whole condenser, and the condenser is convenient to process and install in the same vertical direction; the water outlet of the heat recovery pipe and the water inlet of the heat recovery pipe are arranged on the same surface of the condenser, and the water outlet of the heat recovery pipe and the water inlet of the heat recovery pipe which are arranged on the same surface are directly connected with the heat recoverer without flowing through the condenser.
Furthermore, the surface of the condenser is provided with a plurality of square grooves which are regularly arranged on the surface of the condenser, and the close regular arrangement of the square grooves is mainly used for realizing the heat dissipation effect and effectively reducing the used materials.
Has the advantages that: the condenser and the heat recoverer are assembled, so that the unit space is effectively saved, the heat exchange efficiency is improved to the maximum extent, on one hand, a large amount of waste heat discharged in the running process of the water chilling unit is reduced, and the waste heat pollution to the environment is reduced, and on the other hand, the dependence on traditional heating equipment such as a boiler and electric heating is reduced due to the fact that free sanitary hot water is prepared.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate a certain embodiment of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a front view of the heat recovery water-cooled screw chiller of the present invention;
FIG. 2 is a schematic view of the structure of the heat recovery water-cooled screw type cold water device of the utility model;
reference numbers of the drawings: 1. a screw compressor; 2. an evaporator; 3. drying the filter; 4. an expansion valve; 5. a condenser; 6. a heat recovery device; 7. a base; 51. a water inlet; 52. a water outlet; 53. a heat recovery pipe water inlet; 54. a water outlet of the heat recovery pipe; 55. A square groove.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 and 2, a heat recovery water-cooling screw type cooling water device according to a preferred embodiment of the present invention includes a screw compressor 1, an evaporator 2, a drying filter 3, an expansion valve 4, a condenser 5, a heat recovery unit 6, and a base 7, the screw compressor 1, the evaporator 2, the drying filter 3, the expansion valve 4, the condenser 5, the heat recovery unit 6 are sequentially fixed on the base 7, the condenser 5 is fixed on the upper end of the heat recovery unit 6, the condenser and the drying filter 3 are connected by a pipeline, the drying filter 3 and the evaporator 2 are connected by a pipeline, the expansion valve 4 is fixedly connected on the pipeline, and the heat recovery unit 6 is fixed at one end of the base 7.
The specific embodiment is as follows: the screw compressor 1 discharges high-temperature and high-pressure refrigerant gas, firstly enters the heat recovery device 6 to release part of heat to cold water, then enters the water-cooling condenser 5 from the water inlet 51, is completely cooled in the condenser 5 into refrigerant liquid, flows out from the water outlet 52, passes through the drying filter 3, enters the expansion valve 4 for throttling, is converted into low-temperature and low-pressure refrigerant liquid, absorbs heat in the evaporator 2 and gasifies into low-temperature and low-pressure refrigerant gas, then enters the screw compressor 1, absorbs heat and is compressed into high-temperature and high-pressure gas to be discharged, so that a refrigeration cycle is repeatedly performed, the heat absorbed in the heat recovery device 6 is discharged from the water outlet 54 of the heat recovery pipe, and meanwhile, the water quantity is supplemented by the water inlet 53 of the heat recovery pipe.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (3)
1. The utility model provides a heat recovery water-cooling screw cooling water installation, includes screw compressor (1), evaporimeter (2), drier-filter (3), expansion valve (4), condenser (5), heat recovery ware (6), base (7), its characterized in that: screw compressor (1), evaporimeter (2), drier-filter (3), expansion valve (4), condenser (5), heat recovery ware (6) are fixed on base (7) in proper order, condenser (5) are fixed in the upper end of heat recovery ware (6), the condenser passes through the pipe connection with drier-filter (3), drier-filter (3) passes through the pipe connection with evaporimeter (2), fixedly connected with expansion valve (4) on the pipeline that drier-filter (3) and evaporimeter (2) are connected, heat recovery ware (6) are fixed in base (7) one end.
2. The heat recovery water-cooled screw-type cold water device according to claim 1, characterized in that: condenser (5) still includes water inlet (51), delivery port (52), heat recovery pipe water inlet (53), heat recovery pipe delivery port (54), condenser (5) one end is arranged in to water inlet (51) and delivery port (52), and on same vertical direction, delivery port (52) and heat recovery pipe water inlet (53) are seted up in condenser (5) coplanar.
3. The heat recovery water-cooled screw-type cold water device according to claim 1 or 2, characterized in that: the surface of the condenser (5) is provided with a plurality of square grooves (55), and the square grooves (55) are regularly arranged on the surface of the condenser (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023141839.7U CN214250174U (en) | 2020-12-24 | 2020-12-24 | Heat recovery water-cooling screw type cold water device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023141839.7U CN214250174U (en) | 2020-12-24 | 2020-12-24 | Heat recovery water-cooling screw type cold water device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214250174U true CN214250174U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023141839.7U Active CN214250174U (en) | 2020-12-24 | 2020-12-24 | Heat recovery water-cooling screw type cold water device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214250174U (en) |
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2020
- 2020-12-24 CN CN202023141839.7U patent/CN214250174U/en active Active
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