CN211400370U - Novel double-temperature double-control water cooler - Google Patents
Novel double-temperature double-control water cooler Download PDFInfo
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- CN211400370U CN211400370U CN201921974117.4U CN201921974117U CN211400370U CN 211400370 U CN211400370 U CN 211400370U CN 201921974117 U CN201921974117 U CN 201921974117U CN 211400370 U CN211400370 U CN 211400370U
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Abstract
The utility model provides a novel double-temperature double-control water cooler, which comprises a first water tank and a second water tank which are arranged outside a shell, wherein a refrigeration circulation loop is arranged in the shell, and the refrigeration circulation loop sequentially comprises a compressor, a condenser, a dry filter, a throttling device and an evaporator; a first refrigerating water system circulation loop is formed between the evaporator and the first water tank, and a second refrigerating water system circulation loop is formed between the evaporator and the second water tank. The utility model controls the water temperature in the two water tanks simultaneously through a common evaporator, and a first chilled water system circulation loop formed by the evaporator and the first water tank can ensure the water temperature in the first water tank to be constant temperature for a long time; the second freezing water system circulation loop formed by the evaporator and the second water tank can enable the water temperature of the second water tank to be always kept at a certain temperature through the heating device, so that the purpose of accurate temperature control can be achieved, and the electric energy consumption can be effectively reduced and the noise in the working process can be reduced.
Description
Technical Field
The utility model relates to a cold water machine refrigeration technology field especially relates to a novel two accuse cold water machines of two temperatures.
Background
The existing water chiller mainly comprises two parts, wherein the first part comprises a compressor, a finned condenser, an energy regulating valve, a throttling device, an evaporator and 3 electromagnetic valves; the output end of the compressor is connected with the input end of the condenser, the output end of the condenser is connected with the input end of the throttling device, the output end of the throttling device is connected with the input end of the evaporator, and the output end of the evaporator is connected with the input end of the compressor. The output end of the compressor is also connected with a hot gas bypass valve, the outlet of the hot gas bypass valve is connected with the input end of the evaporator to play a role of protecting the compressor, and the two water tank type evaporators are connected in parallel, so that the temperature of water in the water tank reaches a constant temperature.
However, although the water chiller of the above type has certain advantages, the control accuracy of the water temperature is not high enough due to the frequent operation of the electromagnetic valve in the open and closed states, the two evaporators are connected in parallel, pressure imbalance is easily caused, the evaporation of the refrigerant is incomplete, heat is not sufficiently released, the water temperature in the two water tanks cannot be kept constant permanently, and the water temperature cannot be controlled accurately.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, and provide a novel two accuse cold water machines of two temperatures, it not only can be through the temperature in two water tanks of a common evaporimeter simultaneous control to can make the temperature of two water tanks constant temperature lastingly through heating device, can reach the effect of accurate accuse temperature moreover, reduce power consumption, reduce the noise of during operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a novel double-temperature double-control water cooler comprises a shell, a first water tank and a second water tank, wherein the first water tank and the second water tank are arranged outside the shell, the first water tank and the second water tank are respectively provided with a water inlet and a water outlet, a refrigeration circulation loop is arranged in the shell, the refrigeration circulation loop sequentially comprises a compressor, a condenser, a dry filter, a throttling device and an evaporator, and the compressor, the condenser, the dry filter, the throttling device and the evaporator are connected in series through a closed pipeline; a first refrigerating water system circulation loop is formed between the evaporator and the first water tank, and a second refrigerating water system circulation loop is formed between the evaporator and the second water tank.
In the above structure, the first chilled water system circulation loop includes a first delivery pipe and a first return pipe, and the evaporator is further provided with a water path outlet, a first return inlet and a second return inlet respectively; the outlet of the waterway is connected with a freezing pump, the freezing pump is communicated with the water inlet of the first water tank through the first conveying pipe, and the first conveying pipe is respectively provided with a water pressure gauge and a first water filter; the water outlet of the first water tank is communicated with the first return inlet of the evaporator through a first return pipe.
In the structure, a bypass valve is further connected between the first delivery pipe and the first return pipe, one end of the bypass valve is communicated with an inlet of the water pressure gauge, and the other end of the bypass valve is connected to a water outlet of the first water tank.
In the structure, a water replenishing pipe is further connected between the freezing pump and the evaporator, one end of the water replenishing pipe is communicated with an inlet of the freezing pump, and the other end of the water replenishing pipe is communicated with a water replenishing opening formed in the evaporator.
In the above structure, the second chilled water system circulation loop includes a second delivery pipe, a heating device, and a hot water pump; the heating device is provided with a water inlet and a water outlet, the freezing pump is communicated with the water inlet of the heating device through the second conveying pipe, the water outlet of the heating device is connected with a hot water pump, the outlet of the hot water pump is divided into two paths, the outlets of one path of the hot water pump are communicated with the water inlet of the second water tank through a pipeline, a water pressure gauge and a second water filter are respectively arranged on the pipeline through which the hot water pump is communicated with the second water tank, and the water outlet of the second water tank is connected to the water inlet of the heating device through a pipeline to form a first hot water circulation loop; and the outlet of the other path of the hot water pump is connected with a hot water bypass valve, one end of the hot water bypass valve is communicated with the hot water pump, and the other end of the hot water bypass valve is connected to the water inlet of the heating device through a pipeline to form a hot water circulation loop II.
In the structure, the second conveying pipe is provided with a water supplementing electromagnetic valve and a one-way valve respectively, the heating device is provided with a water supplementing port, a water supplementing bypass valve is arranged between the heating device and the evaporator, one end of the water supplementing bypass valve is communicated with the water supplementing port arranged on the heating device, and the other end of the water supplementing bypass valve is communicated with the second return inlet of the evaporator through a pipeline.
In the above structure, the evaporator is a water tank coil evaporator.
In the above structure, the condenser is a finned condenser or a shell-and-tube condenser.
Compared with the prior art, the utility model beneficial effect be: the utility model controls the water temperature in the two water tanks simultaneously through a common evaporator, and a first chilled water system circulation loop formed by the evaporator and the first water tank can ensure the water temperature in the first water tank to be constant temperature for a long time; the second freezing water system circulation loop formed by the evaporator and the second water tank can enable the water temperature of the second water tank to be always kept at a certain temperature through the heating device, so that the purpose of accurate temperature control can be achieved, and the electric energy consumption can be effectively reduced and the noise in the working process can be reduced.
Drawings
Fig. 1 is a schematic diagram of an embodiment of the present invention.
In the figure: the system comprises a machine shell 1, a first water tank 2, a second water tank 3, a compressor 4, a condenser 5, a drying filter 6, a throttling device 7, an evaporator 8, a first chilled water system circulation loop 10, a freezing pump 11, a first delivery pipe 12, a first return pipe 13, a water pressure gauge 14, a first water filter 15, a bypass valve 16, a water replenishing pipe 17, a second chilled water system circulation loop 20, a heating device 21, a water inlet 211, a water outlet 212, a water replenishing port 213, a second delivery pipe 22, a hot water pump 23, a water pressure gauge 24, a second water filter 25, a hot water bypass valve 26, a water replenishing electromagnetic valve 27, a one-way valve 28, a water replenishing bypass valve 29, a water channel outlet 80, a first return inlet 81 and a second return inlet 82.
Detailed Description
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; 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.
As shown in fig. 1, the utility model discloses a novel two accuse chillers of two temperatures, including casing 1, set up in the outside first water tank 2 of casing 1 and second water tank 3, first water tank 2 and second water tank 3 have water inlet and delivery port respectively. A refrigeration cycle loop is arranged in the machine shell 1, the refrigeration cycle loop sequentially comprises a compressor 4, a condenser 5, a drying filter 6, a throttling device 7 and an evaporator 8, and the compressor 4, the condenser 5, the drying filter 6, the throttling device 7 and the evaporator 8 are connected in series through closed pipelines; specifically, the evaporator 8 is provided with a refrigerant input end and a refrigerant output end, the refrigerant output end of the evaporator 8 is communicated with the input end of the compressor 4, the output end of the compressor 4 is communicated with the input end of the condenser 5, the output end of the condenser 5 is communicated with the refrigerant input end of the evaporator 8 through the drying filter 6 and the throttling device 7, and the refrigerant output end of the evaporator 8 is communicated with the input end of the compressor 1 to form a refrigeration cycle loop.
Further, a first chilled water system circulation circuit 10 is formed between the evaporator 8 and the first tank 2, and a second chilled water system circulation circuit 20 is formed between the evaporator 8 and the second tank 3. In more detail, the first chilled water system loop 10 includes a first delivery pipe 12 and a first return pipe 13, the evaporator 8 is a coil evaporator, and the evaporator 8 is further provided with a water channel outlet 80, a first return inlet 81 and a second return inlet 82; wherein, the waterway outlet 80 is connected with a freezing pump 11, the freezing pump 11 is communicated with the water inlet of the first water tank 2 through a first delivery pipe 12, and the first delivery pipe 12 is respectively provided with a water pressure gauge 14 and a first water filter 15; the water outlet of the first water tank 2 is connected to the first return inlet 81 of the evaporator 8 through the first return pipe 13, that is, the water in the coiled evaporator 8 of the water tank can be delivered into the first water tank 2 through the refrigeration pump 11 and the first delivery pipe 12, and the cooling water is filtered by the first water filter 15, and then flows back to the first return inlet 81 of the evaporator 8 through the first return pipe 13. Meanwhile, a bypass valve 16 is connected between the first delivery pipe 12 and the first return pipe 13, one end of the bypass valve 16 is communicated with an inlet of the water pressure gauge 14, the other end of the bypass valve 16 is connected to a water outlet of the first water tank 2, and the pipelines jointly form a circulating system of chilled water.
Preferably, a water replenishing pipe 17 is further connected between the freezing pump 11 and the evaporator 8, one end of the water replenishing pipe 17 is communicated with an inlet of the freezing pump 11, the other end of the water replenishing pipe 17 is communicated with a water replenishing port (not shown) formed in the evaporator 8, and the pipeline is a water replenishing loop of the freezing water.
Preferably, the second chilled water system circulation loop 20 includes a second delivery pipe 22, a heating device 21, and a hot water pump 23; specifically, the heating device 21 is provided with a water inlet 211 and a water outlet 212, the freezing pump 11 is communicated with the water inlet 211 of the heating device 21 through the second conveying pipe 22, and the water outlet 212 of the heating device 21 is connected with the hot water pump 23. Wherein the outlet of the hot water pump 23 is divided into two paths. In more detail, the outlets of one path of the hot water pump 23 are communicated with the water inlet of the second water tank 3 through a pipeline, and a water pressure gauge 24 and a second water filter 25 are respectively arranged on the pipeline through which the hot water pump 23 is communicated with the second water tank 3; the water outlet of the second water tank 3 is connected to the water inlet 211 of the heating device 21 by a pipe, which forms a first hot water circulation loop. Furthermore, the outlet of the other path of the hot water pump 23 is connected with a hot water bypass valve 26, one end of the hot water bypass valve 26 is communicated with the hot water pump 23, and the other end is connected to the water inlet 211 of the heating device 21 through a pipeline, and the pipeline forms a second hot water circulation loop and also forms a constant temperature regulation loop. That is, the water in the evaporator 8 can be delivered into the heating device 23 through the freezing pump 11 and the second delivery pipe 22, the frozen water in the heating device 23 can be delivered into the second water tank 3 through the hot water pump 23 after being heated to a certain temperature, the heated water is filtered by the second water filter 25, and then the water returns to the heating device 23 through the water inlet 211 of the heating device 23 through a pipeline.
Preferably, the second delivery pipe 22 is provided with a water replenishing solenoid valve 27 and a check valve 28, wherein the heating device 21 is provided with a water replenishing port 213, a water replenishing bypass valve 29 is arranged between the heating device 21 and the evaporator 8, one end of the water replenishing bypass valve 29 is communicated with the water replenishing port 213 arranged on the heating device 21, the other end of the water replenishing bypass valve 29 is communicated with the second return inlet 82 of the evaporator 8 through a pipeline, the pipeline is a water replenishing loop for heating chilled water, so that the water temperature of the second water tank 3 is always kept at a certain heating temperature, and the purpose of accurately controlling the temperature can be achieved.
Preferably, the condenser 5 is a fin-type condenser or a shell-and-tube type condenser.
The utility model controls the water temperature in the two water tanks simultaneously through a common evaporator, and a first chilled water system circulation loop formed by the evaporator and the first water tank can ensure the water temperature in the first water tank to be constant temperature for a long time; the second freezing water system circulation loop formed by the evaporator and the second water tank can enable the water temperature of the second water tank to be always kept at a certain temperature through the heating device, and can effectively reduce the power consumption and reduce the noise during working.
The above description is only for the purpose of illustrating the technical content of the present invention by way of example, so as to facilitate the understanding of the reader, but does not represent that the embodiments of the present invention are limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention.
Claims (8)
1. The utility model provides a novel two accuse cold water machines of two temperatures, includes the casing, sets up in the outside first water tank of casing and second water tank, first water tank and second water tank have water inlet and delivery port, characterized by respectively: a refrigeration circulation loop is arranged in the shell and sequentially comprises a compressor, a condenser, a drying filter, a throttling device and an evaporator, wherein the compressor, the condenser, the drying filter, the throttling device and the evaporator are connected in series through closed pipelines; a first refrigerating water system circulation loop is formed between the evaporator and the first water tank, and a second refrigerating water system circulation loop is formed between the evaporator and the second water tank.
2. The novel double-temperature double-control water chiller as claimed in claim 1, which is characterized in that: the first refrigerating water system circulation loop comprises a first conveying pipe and a first return pipe, and the evaporator is also provided with a water channel outlet, a first return inlet and a second return inlet respectively; the outlet of the waterway is connected with a freezing pump, the freezing pump is communicated with the water inlet of the first water tank through the first conveying pipe, and the first conveying pipe is respectively provided with a water pressure gauge and a first water filter; the water outlet of the first water tank is communicated with the first return inlet of the evaporator through a first return pipe.
3. The novel double-temperature double-control water chiller as claimed in claim 2, which is characterized in that: and a bypass valve is also connected between the first delivery pipe and the first return pipe, one end of the bypass valve is communicated with an inlet of the water pressure gauge, and the other end of the bypass valve is connected to a water outlet of the first water tank.
4. The novel double-temperature double-control water chiller as claimed in claim 2, which is characterized in that: and a water replenishing pipe is also connected between the freezing pump and the evaporator, one end of the water replenishing pipe is communicated with an inlet of the freezing pump, and the other end of the water replenishing pipe is communicated with a water replenishing port formed in the evaporator.
5. The novel double-temperature double-control water chiller as claimed in claim 2, which is characterized in that: the second refrigeration water system circulation loop comprises a second conveying pipe, a heating device and a hot water pump; the heating device is provided with a water inlet and a water outlet, the freezing pump is communicated with the water inlet of the heating device through the second conveying pipe, the water outlet of the heating device is connected with a hot water pump, the outlet of the hot water pump is divided into two paths, the outlets of one path of the hot water pump are communicated with the water inlet of the second water tank through a pipeline, a water pressure gauge and a second water filter are respectively arranged on the pipeline through which the hot water pump is communicated with the second water tank, and the water outlet of the second water tank is connected to the water inlet of the heating device through a pipeline to form a first hot water circulation loop; and the outlet of the other path of the hot water pump is connected with a hot water bypass valve, one end of the hot water bypass valve is communicated with the hot water pump, and the other end of the hot water bypass valve is connected to the water inlet of the heating device through a pipeline to form a hot water circulation loop II.
6. The novel double-temperature double-control water chiller as claimed in claim 5, which is characterized in that: the second conveying pipe is provided with a water replenishing electromagnetic valve and a one-way valve respectively, the heating device is provided with a water replenishing port, a water replenishing bypass valve is arranged between the heating device and the evaporator, one end of the water replenishing bypass valve is communicated with the water replenishing port arranged on the heating device, and the other end of the water replenishing bypass valve is communicated with a second backflow inlet of the evaporator through a pipeline.
7. The novel double-temperature double-control water chiller as claimed in claim 1, which is characterized in that: the evaporator is a water tank coil evaporator.
8. The novel double-temperature double-control water chiller as claimed in claim 1, which is characterized in that: the condenser is a finned condenser or a shell-and-tube condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921974117.4U CN211400370U (en) | 2019-11-15 | 2019-11-15 | Novel double-temperature double-control water cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921974117.4U CN211400370U (en) | 2019-11-15 | 2019-11-15 | Novel double-temperature double-control water cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211400370U true CN211400370U (en) | 2020-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921974117.4U Active CN211400370U (en) | 2019-11-15 | 2019-11-15 | Novel double-temperature double-control water cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211400370U (en) |
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2019
- 2019-11-15 CN CN201921974117.4U patent/CN211400370U/en active Active
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