CN219868577U - Air-cooled variable-frequency high-precision water chiller - Google Patents
Air-cooled variable-frequency high-precision water chiller Download PDFInfo
- Publication number
- CN219868577U CN219868577U CN202320494542.3U CN202320494542U CN219868577U CN 219868577 U CN219868577 U CN 219868577U CN 202320494542 U CN202320494542 U CN 202320494542U CN 219868577 U CN219868577 U CN 219868577U
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- Prior art keywords
- outlet
- variable frequency
- compressor
- pipeline
- evaporator
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 6
- 238000005507 spraying Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000003507 refrigerant Substances 0.000 description 13
- 239000000498 cooling water Substances 0.000 description 6
- 238000001035 drying Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The utility model discloses an air-cooled variable-frequency high-precision water chiller, which comprises: the variable frequency compressor, the evaporimeter includes coil pipe evaporimeter and heating pipe, the coil pipe evaporimeter with the heating pipe is connected through the pipeline respectively variable frequency compressor's export is through the fin formula condenser of pipeline connection and heating solenoid valve respectively, wherein, heating solenoid valve's export with the inlet connection of energy governing valve, the export of energy governing valve pass through the pipeline with the inlet connection of evaporimeter. According to the utility model, the fin type condenser is condensed into high-pressure liquid spray which enters the spray capillary tube through the electromagnetic valve and returns to the compressor, so that the temperature of the compressor is reduced, and the function of protecting the compressor is achieved, and the service life of the compressor is prolonged. The utility model has reasonable structural design and long service life, ensures that the water temperature precision of the water chiller is controlled to be +/-0.01 ℃, and greatly improves the overall performance of the water chiller.
Description
Technical Field
The utility model relates to the technical field of water coolers, in particular to an air-cooled variable-frequency high-precision water cooler.
Background
The existing chiller structure mainly comprises a refrigerant circulation system and a low-temperature water circulation system, wherein the low-temperature water system obtained by the refrigerant circulation is generally composed of a compressor, a fin type condenser, a throttling device and an evaporator, a refrigerant outlet of the evaporator is connected with an input end of the compressor, an output end of the compressor is connected with an input end of the fin type condenser, an output end of the fin type condenser is connected with an input end of the throttling device, and an output end of the throttling device is connected with a cold night inlet of the evaporator; in the low-temperature water circulation system, the water outlet end of the evaporator is connected to the input end of the water pump, the output end of the water pump is connected with the input end of the equipment to be cooled, and cooling water flows into the water inlet end of the evaporator after passing through the equipment to be cooled, so that the water temperature of the water tank reaches constant temperature plus or minus 0.5 ℃. Although the type of water chiller has certain advantages, along with the increasing requirements of industrial processes, the existing water chiller cannot accurately control the water temperature to +/-0.01 ℃ and needs further improvement.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an air-cooled variable-frequency high-precision water chiller, which aims to solve the problem that the precision of water temperature in the water chiller is controlled to be +/-0.01 ℃,
in order to solve the technical problems, the technical scheme of the utility model is as follows:
an air-cooled variable frequency high-precision water chiller, comprising: the variable frequency compressor, the evaporimeter includes coil pipe evaporimeter and heating pipe, the coil pipe evaporimeter with the heating pipe is connected through the pipeline respectively variable frequency compressor's export is through the fin formula condenser of pipeline connection and heating solenoid valve respectively, wherein, heating solenoid valve's export with the inlet connection of energy governing valve, the export of energy governing valve pass through the pipeline with the inlet connection of evaporimeter.
In the structure, the air conditioner further comprises a filter, wherein an inlet of the filter is connected with an outlet of the fin type condenser through a pipeline, and the filter is a dry filter.
In the structure, the outlet of the filter is connected with the electronic expansion valve and the liquid spraying electromagnetic valve through pipelines respectively, and the outlet of the electronic expansion valve is connected with the inlet of the evaporator.
In the structure, the outlet of the electronic expansion valve is connected with the inlet of the evaporator through a pipeline.
In the structure, the outlet of the liquid spraying electromagnetic valve is connected with the capillary tube through a pipeline, and the outlet of the capillary tube is connected with the air suction port of the variable frequency compressor through a pipeline.
In the structure, the outlet of the evaporator is connected with a water pump through a pipeline.
In the structure, the water tank of the coil evaporator is made of stainless steel materials.
The utility model has the beneficial effects that:
according to the utility model, the outlet of the variable-frequency compressor is connected with the fin-type condenser and the heating electromagnetic valve through the pipelines respectively, the outlet of the heating electromagnetic valve is connected with the inlet of the energy regulating valve, and the outlet of the energy regulating valve is connected with the inlet of the evaporator through the pipelines, so that the temperature control precision of the water chiller is greatly improved, the fin-type condenser is condensed into high-pressure liquid spray which enters the spray capillary tube through the electromagnetic valve and then returns to the compressor, the temperature of the compressor is reduced, and the function of protecting the compressor is achieved, and the service life of the compressor is prolonged. The utility model has reasonable structural design and long service life, ensures that the water temperature precision of the water chiller is controlled to be +/-0.01 ℃, and greatly improves the overall performance of the water chiller.
Drawings
FIG. 1 is a schematic block diagram of an embodiment of an air-cooled variable frequency high-precision chiller of the present utility model.
In the figure, a 1-variable frequency compressor, a 2-evaporator, a 21-coil evaporator, a 22-heating pipe, a 3-fin type condenser, a 4-heating electromagnetic valve, a 5-energy regulating valve, a 6-filter, a 7-electronic expansion valve, an 8-spray electromagnetic valve, a 9-capillary pipe and a 10-water pump are arranged.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
As shown in fig. 1, an air-cooled variable-frequency high-precision water chiller includes: the variable frequency compressor 1, the evaporator 2 includes coil evaporator 21 and heating pipe 22, and coil evaporator 21 and heating pipe 22 are connected with variable frequency compressor 1 through the pipeline respectively, and the export of variable frequency compressor 1 is connected finned condenser 3 and heating solenoid valve 4 through the pipeline respectively, and wherein, the export of heating solenoid valve 4 is connected with the entry of energy governing valve 5, and the export of energy governing valve 5 is connected with the entry of evaporator 2 through the pipeline.
Specifically, in this embodiment, the water pump 10 is connected to the water system outlet of the evaporator 2 through a pipeline, the outlet of the water pump 10 is connected to the inlet of the external device 11, and the outlet of the external device 11 is connected to the water system inlet of the evaporator 2 to form a water system circulation.
In the preferred embodiment of the utility model, the filter device also comprises a filter 6, wherein the inlet of the filter 6 is connected with the outlet of the fin type condenser 3 through a pipeline, and the filter 6 is a dry filter.
Specifically, in this embodiment, the outlet of the fin-type condenser 3 is connected to the inlet of the dry filter through a pipeline, the outlet of the dry filter is divided into two paths through a pipeline, one path of dry filter outlet is connected to the electronic expansion valve 7, the outlet of the electronic expansion valve 7 is connected to the inlet of the refrigerating system of the evaporator 2, and the outlet of the refrigerating system of the evaporator 2 is connected to the air suction port of the variable frequency compressor 1; the other path of the outlet of the drying filter is connected with a liquid spraying electromagnetic valve 8, the outlet of the liquid spraying electromagnetic valve 8 is connected with a capillary 9, and the outlet of the capillary 9 is connected with the air suction port of the variable frequency compressor 1.
In the preferred embodiment of the utility model, the outlet of the filter 6 is respectively connected with the electronic expansion valve 7 and the liquid spraying electromagnetic valve 8 through pipelines, and the outlet of the electronic expansion valve 7 is connected with the inlet of the evaporator 2.
In the preferred embodiment of the present utility model, the outlet of the electronic expansion valve 7 is connected to the inlet of the evaporator 2 by a pipeline.
In the preferred embodiment of the utility model, the outlet of the liquid spraying electromagnetic valve 8 is connected with the capillary tube 9 through a pipeline, and the outlet of the capillary tube 9 is connected with the air suction port of the variable frequency compressor 1 through a pipeline.
Specifically, in this embodiment, an outlet of the evaporator 2 is connected to an outlet of the air suction port drying filter 6 of the inverter compressor 1, a liquid spraying electromagnetic valve 8 is connected to an outlet of the liquid spraying electromagnetic valve 8, a capillary 9 is connected to an outlet of the capillary 9, and an outlet of the capillary 9 is connected to an air suction port of the inverter compressor 1.
In the preferred embodiment of the present utility model, the outlet of the evaporator 2 is connected to a water pump 10 through a pipeline.
In a preferred embodiment of the present utility model, the water tank of the coil evaporator 21 is made of stainless steel material.
Specifically, in this embodiment, the device further includes a control device, where the control device includes a control board, a control circuit disposed on the control board, a microprocessor, a clock module, a temperature transmission module, and an automatic switch module, where the clock module, the temperature transmission module, and the automatic switch module are electrically connected to the control circuit, and the clock module can set to open and close one or more electric elements at regular time, and execute certain operations according to a set time.
When the air-cooled variable-frequency high-precision +/-0.01 ℃ water chiller is specifically used, each electromagnetic valve can be controlled by a control board, the control board is a conventional technology, the control board is not described in detail in the utility model, the control board can be provided with a clock module, and can be provided with a certain or a plurality of electromagnetic valves to be opened and closed at regular time, and certain operations are executed according to set time. A temperature sensor can be arranged in a pipeline connected with a water inlet of external equipment and used for measuring the temperature of cooling water, and a water tank temperature sensor can also be arranged in a water tank and used for measuring the water temperature in the water tank.
The working principle of the utility model is as follows:
the operation process of the refrigerant circulation system: when refrigerating, when cooling water flows through the evaporator 2, the liquid refrigerant in the evaporator 2 absorbs heat in the cooling water to evaporate, the refrigerant and the cooling water form a certain temperature difference, and finally the refrigerant is completely evaporated and gasified to form a gaseous state and then is sucked by the variable frequency compressor 1, the gaseous state refrigerant with high pressure and high temperature is formed by compression of the variable frequency compressor 1, the heat is absorbed by the fin type condenser 3 and condensed into high pressure liquid, the high pressure liquid enters the electronic expansion valve 7 (the liquid spraying electromagnetic valve 8 and the heating electromagnetic valve 4 are in a closed state) through the drying filter, the low pressure low temperature liquid refrigerant is throttled by the electronic expansion valve 7 and then enters the evaporator 2 again to absorb heat, and the aim of circulating refrigeration is achieved.
When heating, the heating wire is started, when cooling water flows through the evaporator 2, refrigerant is completely evaporated and gasified to form gas, then is sucked by the variable frequency compressor 1, compressed to form high-pressure high-temperature gas refrigerant, enters the evaporator 2 (the refrigeration electromagnetic valve is in a closed state) through the heating electromagnetic valve 4, the gas refrigerant in the evaporator 2 directly returns to the variable frequency compressor 1, when the exhaust temperature of the variable frequency compressor 1 is higher than 80 ℃, part of refrigerant is discharged from the variable frequency compressor 1, enters the fin type condenser 3 to absorb heat, is condensed to high-pressure liquid, enters the liquid spraying capillary 9 through the liquid spraying electromagnetic valve 8 (the refrigeration electromagnetic valve is in the closed state), and then returns to the variable frequency compressor 1 to cool, thereby playing the role of protecting the variable frequency compressor 1 and prolonging the service life of the compressor.
The operation process of the water circulation system comprises the following steps: the water outlet of the external device 11 is connected with the water return port of the water tank, the outlet of the evaporator 2 is connected with the inlet of the water pump 10, and the outlet of the water pump 10 is connected with the water return port of the water tank through the external device 11 to realize water system circulation.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (7)
1. An air-cooled variable-frequency high-precision water chiller, which is characterized by comprising:
a variable frequency compressor;
the evaporator comprises a coil evaporator and a heating pipe, the coil evaporator and the heating pipe are connected with the variable frequency compressor through pipelines respectively, and an outlet of the variable frequency compressor is connected with the fin type condenser and the heating electromagnetic valve through pipelines respectively, wherein an outlet of the heating electromagnetic valve is connected with an inlet of the energy regulating valve, and an outlet of the energy regulating valve is connected with an inlet of the evaporator through a pipeline.
2. The air-cooled variable frequency high precision water chiller according to claim 1 further comprising a filter, wherein an inlet of the filter is connected to an outlet of the fin condenser by a pipeline, and the filter is a dry filter.
3. The air-cooled variable frequency high-precision water chiller according to claim 2, wherein the outlet of the filter is connected with an electronic expansion valve and a liquid spraying electromagnetic valve through pipelines respectively, and the outlet of the electronic expansion valve is connected with the inlet of the evaporator.
4. The air-cooled variable frequency high precision water chiller according to claim 3 wherein the outlet of the electronic expansion valve is connected to the inlet of the evaporator by a pipeline.
5. The air-cooled variable frequency high precision water chiller according to claim 3 wherein the outlet of the spray solenoid valve is connected to a capillary tube via a pipeline and the outlet of the capillary tube is connected to the suction port of the variable frequency compressor via a pipeline.
6. The air-cooled variable frequency high precision water chiller according to claim 1 wherein the outlet of the evaporator is connected to a water pump via a pipeline.
7. The air-cooled variable frequency high precision water chiller according to claim 1 wherein the water tank of the coil evaporator is made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320494542.3U CN219868577U (en) | 2023-03-15 | 2023-03-15 | Air-cooled variable-frequency high-precision water chiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320494542.3U CN219868577U (en) | 2023-03-15 | 2023-03-15 | Air-cooled variable-frequency high-precision water chiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219868577U true CN219868577U (en) | 2023-10-20 |
Family
ID=88337241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320494542.3U Active CN219868577U (en) | 2023-03-15 | 2023-03-15 | Air-cooled variable-frequency high-precision water chiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219868577U (en) |
-
2023
- 2023-03-15 CN CN202320494542.3U patent/CN219868577U/en active Active
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