CN213564311U - Multi-temperature water chilling unit - Google Patents
Multi-temperature water chilling unit Download PDFInfo
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- CN213564311U CN213564311U CN202021899308.1U CN202021899308U CN213564311U CN 213564311 U CN213564311 U CN 213564311U CN 202021899308 U CN202021899308 U CN 202021899308U CN 213564311 U CN213564311 U CN 213564311U
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Abstract
The invention provides a multi-temperature water chilling unit which comprises an evaporator, wherein the evaporator is respectively connected with a refrigerant circulating system and a cold water circulating system, the cold water circulating system comprises a plurality of output water paths respectively connected with the evaporator, and the output water paths at least comprise a direct output water path and a cooling output water path. The invention replaces the former cooling form of a plurality of water coolers, and correspondingly cools the parts with different temperature requirements through the multi-module combination of one water cooler, thereby reducing the cost and being convenient for users to use.
Description
Technical Field
The invention relates to the field of refrigeration systems, in particular to a multi-temperature water chilling unit.
Background
The bottle blowing machine is provided with three modules which need cooling by chilled water, namely a left die, a right die, a heating machine and a bottom die. In the prior art, one bottle blowing machine needs to be provided with three water chilling units to respectively cool a left die, a right die, a heating machine and a bottom die.
Three water chilling units respectively cool one bottle blowing machine, increase the occupied area of the units, are inconvenient to operate and cannot be controlled integrally.
Disclosure of Invention
The invention provides a multi-temperature water chilling unit, which solves the problems in the prior art.
The technical scheme of the invention is realized as follows:
the multi-temperature water chilling unit comprises an evaporator, wherein the evaporator is respectively connected with a refrigerant circulating system and a cold water circulating system, the cold water circulating system comprises a plurality of output water paths respectively connected with the evaporator, and the output water paths at least comprise a direct output water path and a cooling output water path.
As a preferred scheme of the present invention, the refrigerant circulation system includes a plurality of circulation groups connected end to the evaporator, the circulation group includes a refrigerant discharge passage, a shock absorbing pipe and a compressor in sequence, and the compressors are connected to a condenser.
As a preferable scheme of the present invention, the circulation group further includes a refrigerant feeding path connected to the condenser, a free end of the refrigerant feeding path is connected to the evaporator, and the refrigerant feeding path is provided with an angle valve, a drying filter, and a thermostatic expansion valve.
As a preferable scheme of the present invention, the refrigerant discharge passage is further connected with a flow control system, and the flow control system is connected in parallel with the compressor and the shock absorbing pipe.
As a preferable scheme of the present invention, the direct output water path includes a straight pipe connected to a first water outlet pipe of the evaporator, and the cooling output water path includes a main flow pipe connected to a second water outlet pipe of the evaporator.
As a preferable scheme of the invention, a flow controller is connected between the first water outlet pipe and the second water outlet pipe.
In a preferred embodiment of the present invention, the direct flow pipe is connected to the second water tank.
As a preferred scheme of the invention, the second water tank is respectively connected with a first external circulating water pump and external equipment backwater; and a first bypass pipe is connected between the second water tank and the first external circulating water pump.
As a preferred scheme of the invention, the main flow pipe is respectively connected with a heat exchange water inlet pipe and a water return pipe through a tee joint, and the heat exchange water inlet pipe is sequentially connected with a heat exchanger, a heat exchange water path and a second water tank.
As a preferred scheme of the invention, the heat exchanger is arranged in a first water tank, and the first water tank is connected with a first external component;
the water return pipe is connected with the internal circulation water pump and the second water tank in sequence.
Has the advantages that:
the multi-temperature water chilling unit comprises an evaporator, wherein the evaporator is respectively connected with a refrigerant circulating system and a cold water circulating system, the cold water circulating system comprises a plurality of output water paths respectively connected with the evaporator, and the output water paths at least comprise a direct output water path and a cooling output water path. The invention replaces the former cooling form of a plurality of water coolers, and correspondingly cools the parts with different temperature requirements through the multi-module combination of one water cooler, thereby reducing the cost and being convenient for users to use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the present invention.
In the figure, an evaporator 1, a refrigerant discharge passage 11, a first water outlet pipe 12, a second water outlet pipe 13, a temperature sensor 131, a butterfly valve 132, a flow controller 14, a compressor 2, a shock absorbing pipe 21, a refrigerant feeding passage 22, a flow control system 23, a pressure gauge 231, a pressure controller 232, a condenser 3, a cold water outlet pipe 31, an angle valve 311, a drying filter 312, a thermal expansion valve 313, a cold water inlet pipe 32, a first water tank 4, a heat exchange water passage 41, a heat exchange inlet pipe 42, an electromagnetic valve 43, an internal circulation water pump 44, a second water tank 5, a straight pipe 51, a first bypass pipe 52, a first external circulation water pump 53, a heat exchanger 6, a first external component 7, a second bypass pipe 71 and an external equipment pipe 72 are shown.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The multi-temperature water chilling unit shown in fig. 1 comprises an evaporator 1, wherein the evaporator 1 is respectively connected with a refrigerant circulation system and a cold water circulation system, and is characterized in that the cold water circulation system comprises a plurality of output water paths respectively connected with the evaporator 1, and the output water paths at least comprise a direct output water path and a cooling output water path.
The refrigerant circulating system comprises a plurality of circulating groups which are connected with the evaporator 1 end to end, the circulating groups sequentially comprise a refrigerant discharging passage 11, a shock absorption pipe 21 and a compressor 2, and the plurality of compressors 2 are connected on a condenser 3.
The circulation set further comprises a refrigerant feeding passage 22 connected to the condenser 3, the free end of the refrigerant feeding passage 22 is connected to the evaporator 1, and an angle valve 311, a drying filter 312 and a thermostatic expansion valve 313 are mounted on the refrigerant feeding passage 22.
The circulation group in this embodiment is three groups, including three compressors arranged in parallel, each compressor is connected in series with the shock absorbing pipe 21 through its respective refrigerant discharging passage 11, and both ends of each refrigerant discharging passage 11 are connected to the same evaporator 1 and the same condenser 3, respectively.
Example 2
The multi-temperature water chilling unit comprises an evaporator 1, wherein the evaporator 1 is respectively connected with a refrigerant circulating system and a cold water circulating system, the cold water circulating system comprises a plurality of output water paths respectively connected with the evaporator 1, and the output water paths at least comprise a direct output water path and a cooling output water path.
The refrigerant circulating system comprises a plurality of circulating groups which are connected with the evaporator 1 end to end, the circulating groups sequentially comprise a refrigerant discharging passage 11, a shock absorption pipe 21 and a compressor 2, and the plurality of compressors 2 are connected on a condenser 3.
The refrigerant discharge passage 11 is also connected to a flow control system 23, and the flow control system 23 is connected in parallel with the compressor 2 and the shock tube 21. The flow control system 23 includes a pressure gauge 231, a pressure controller 232 and the pressure gauge 231 connected in series.
The condenser 3 in the present application is a product existing in the prior art, and a cold water outlet pipe 31 and a cold water inlet pipe 32 are arranged at the end ports.
Example 3
The direct output water path comprises a direct flow pipe 51 connected with the first water outlet pipe 12 of the evaporator 1, and the cooling output water path comprises a main flow pipe connected with the second water outlet pipe 13 of the evaporator 1.
And a flow controller 14 is connected between the adjacent water outlet pipes.
The straight pipe 51 is connected to the second water tank 5.
The second water tank 5 is respectively connected with a first external circulating water pump 53 and external equipment backwater; a first bypass pipe 52 is connected between the second water tank 5 and the first external circulation water pump 53.
A temperature sensor 131 and a butterfly valve 132 are installed on the main flow pipe.
Example 4
The direct output water path comprises a direct flow pipe 51 connected with the first water outlet pipe 12 of the evaporator 1, and the cooling output water path comprises a main flow pipe connected with the second water outlet pipe 13 of the evaporator 1.
A flow controller 14 is connected between the first water outlet pipe 12 and the second water outlet pipe 13.
The straight pipe 51 is connected to the second water tank 5.
The main flow pipe is connected with a heat exchange water inlet pipe 42 and a water return pipe through a tee joint respectively, and the heat exchange water inlet pipe 42 is connected with the heat exchanger 6, the heat exchange water channel 41 and the second water tank 5 in sequence. The electromagnetic valve 43 is arranged on the heat exchange water pipe. An internal circulation water pump 44 is installed on the return pipe.
The heat exchanger is arranged in the first water tank 4, and the first water tank is connected with the first external component 7;
the water return pipe is connected with the internal circulation water pump 44 and the second water tank 5 in sequence. The external component 7 comprises a first external circulating water pump connected with the first water tank 4, the external circulating water pump is connected with a second bypass pipe 71, and an external equipment pipe 72 is arranged between the second bypass pipe 71 and the first water tank 4.
Example 5
The equipment runs in a specific mode:
the water chilling unit is manufactured by a plurality of compressors, the refrigeration system is manufactured according to standard working conditions, the computer controller is used for controlling and monitoring the operation of the unit, the water outlet temperature of the evaporator 1 is controlled to be 7 ℃, the second water tank 5 is connected with the evaporator by the internal circulation water pump, the water in the second water tank 5 is reduced to 7 ℃ required by a client through circulation heat exchange, and then the 7 ℃ chilled water is supplied to bottom die equipment of the bottle blowing machine through the external circulation water pump.
When the water in the second water tank 5 reaches 7 ℃, the internal circulation water pump is communicated to enable part of low-temperature water to enter the built-in coil pipe of the first water tank 4 through the electromagnetic valve, the low-temperature water and 17 ℃ return water of the device are subjected to heat exchange, the water in the first water tank 4 is cooled to 12 ℃, and then the 2 nd external circulation water pump is used for feeding left and right molds and a heating machine for cooling. When the water temperature of the first water tank 4 is lowered to 12 ℃, the solenoid valve is closed. When the water tank rises, the electromagnetic valve is opened. The on-off of the electromagnetic valve is controlled by the water temperature, and the temperature controller of the second water tank is added to set the water temperature.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The multi-temperature water chilling unit comprises an evaporator (1), wherein the evaporator (1) is respectively connected with a refrigerant circulating system and a cold water circulating system, and the multi-temperature water chilling unit is characterized in that the cold water circulating system comprises a plurality of output water paths respectively connected with the evaporator (1), and the output water paths at least comprise a direct output water path and a cooling output water path.
2. The multi-temperature water chilling unit according to claim 1, wherein the refrigerant circulation system includes a plurality of circulation groups connected to the evaporator (1) end to end, the circulation groups include the refrigerant discharging passage (11), the shock absorbing pipe (21) and the compressor (2) in sequence, and the plurality of compressors (2) are connected to a condenser (3).
3. The multi-temperature water chilling unit according to claim 2, wherein the circulation group further comprises a refrigerant feeding passage (22) connected to the condenser (3), a free end of the refrigerant feeding passage (22) is connected to the evaporator (1), and an angle valve (311), a drying filter (312) and a thermostatic expansion valve (313) are installed on the refrigerant feeding passage (22).
4. The multi-temperature water chilling unit according to claim 2, wherein the refrigerant discharge passage (11) is further connected with a flow control system (23), and the flow control system (23) is connected in parallel with the compressor (2) and the shock absorbing pipe (21).
5. A multiple temperature water chilling unit according to claim 1, wherein the direct output water circuit includes a direct flow pipe (51) connected to a first outlet pipe (12) of the evaporator (1), and the cooling output water circuit includes a main flow pipe connected to a second outlet pipe (13) of the evaporator (1).
6. A multi-temperature water chilling unit according to claim 5, characterised in that a flow controller (14) is connected between the first outlet pipe (12) and the second outlet pipe (13).
7. A multi-temperature water chilling unit according to claim 5, characterized in that the direct flow pipe (51) is connected to the second water tank (5).
8. The multi-temperature water chilling unit according to claim 7, wherein the second water tank (5) is connected with a first external circulation water pump (53) and external equipment backwater respectively; and a first bypass pipe (52) is connected between the second water tank (5) and the first external circulating water pump (53).
9. The multi-temperature water chilling unit according to claim 7, wherein the main flow pipe is connected with a heat exchange water inlet pipe (42) and a water return pipe through a tee joint respectively, and the heat exchange water inlet pipe (42) is connected with a heat exchanger (6), a heat exchange water path (41) and a second water tank (5) in sequence.
10. A multi-temperature water chilling unit according to claim 9, wherein the heat exchanger is located within a first water tank (4) which is connected to a first external component (7);
the water return pipe is connected with an internal circulating water pump (44) and a second water tank (5) in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021899308.1U CN213564311U (en) | 2020-09-03 | 2020-09-03 | Multi-temperature water chilling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021899308.1U CN213564311U (en) | 2020-09-03 | 2020-09-03 | Multi-temperature water chilling unit |
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| CN213564311U true CN213564311U (en) | 2021-06-29 |
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| CN202021899308.1U Active CN213564311U (en) | 2020-09-03 | 2020-09-03 | Multi-temperature water chilling unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112092338A (en) * | 2020-09-03 | 2020-12-18 | 广州市凌静制冷设备有限公司 | Multi-temperature water chilling unit |
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- 2020-09-03 CN CN202021899308.1U patent/CN213564311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112092338A (en) * | 2020-09-03 | 2020-12-18 | 广州市凌静制冷设备有限公司 | Multi-temperature water chilling unit |
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