CN218583536U - Split type constant temperature cold and hot water supplies liquid platform - Google Patents
Split type constant temperature cold and hot water supplies liquid platform Download PDFInfo
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- CN218583536U CN218583536U CN202222750917.6U CN202222750917U CN218583536U CN 218583536 U CN218583536 U CN 218583536U CN 202222750917 U CN202222750917 U CN 202222750917U CN 218583536 U CN218583536 U CN 218583536U
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- 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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model relates to a split type constant temperature hot and cold water supplies liquid platform, the cold-storage returns the liquid pipe and divides two tunnel to connect the pressure-bearing through two liquid solenoid valve respectively, redundancy cold-storage mixing water tank one side hot chamber, the pressure-bearing, redundancy cold-storage mixing water tank opposite side cold chamber separates through overflow baffle with each in between the box one side hot chamber, the heat of pressure-bearing cold-storage mixing water tank, the cold chamber lower part just connects the pressure-bearing water collector through two collecting valves respectively, pressure-bearing cold-storage mixing water tank cold chamber lower part connects the water collector through the collecting valve, the water collector connects out the cold-storage feed pipe, the pressure-bearing, the parallelly connected setting of redundancy cold-storage mixing water tank and the structure is the same, the pressure-bearing, redundancy cold-storage mixing water tank cold chamber connects out respectively and returns after compression refrigerating unit and plate heat exchanger. The platform is simple in structure, can effectively reduce power consumption, improves temperature control precision, and simultaneously gives consideration to refrigeration capacity backup.
Description
Technical Field
The utility model relates to a refrigeration liquid supply system, a split type constant temperature hot and cold water supplies liquid platform specifically says so.
Background
Along with the rapid development of refrigeration technology, the refrigeration and cooling of traditional large-scale equipment directly adopt the compressor unit to refrigerate and exchange heat for cooling, and the control of cooling precision is lower, directly leads to the refrigeration consumption of high-power cold source equipment to be high, and extravagant energy, and can't backup refrigerating output and equipment reliability.
Disclosure of Invention
The utility model provides a can effectively reduce the consumption, improve the control by temperature change precision and compromise the backup split type constant temperature hot and cold water of refrigerating capacity simultaneously and supply liquid platform.
The utility model adopts the technical proposal that: the utility model provides a split type constant temperature hot and cold water supplies liquid platform which characterized in that: comprises a refrigeration heat exchange cabin and a cold accumulation liquid supply cabin, wherein the refrigeration heat exchange cabin comprises a plurality of parallel compression refrigeration units and a plate heat exchanger which are arranged in a refrigeration frame, the cold storage and liquid supply cabin is internally provided with a cold storage return liquid and a liquid supply pipe which are externally connected with a load return and liquid supply, the cold storage return liquid is divided into two paths and respectively connected with a side hot cavity of a pressure-bearing cold storage mixed water tank and a side hot cavity of a redundant cold storage mixed water tank through two liquid return electromagnetic valves, an electric heater is arranged in the hot cavity, the other side cold cavity of the pressure-bearing cold storage mixed water tank and the other side cold cavity of the redundant cold storage mixed water tank are separated from one side hot cavity in the respective box body through an overflow baffle to form an upper overflow communicated structure, the lower parts of the hot cavity and the cold cavity of the pressure-bearing cold storage mixed water tank are respectively connected with a pressure-bearing water collector through two water collecting valves, the lower parts of the hot cavity and the cold cavity of the redundant cold storage mixed water tank are respectively connected with a redundant water collector through two water collecting valves, the pressure-bearing water collector is connected with a cold storage liquid supply pipe, the cold supply valve and a liquid supply pump are arranged on the liquid supply pipe, the redundant water storage mixed water tank and the other side cold storage tank is connected with a refrigerating liquid supply pipe through a refrigerating pipeline, the two compression and the other side cold storage mixed water tank, the refrigerating pipeline is arranged on the refrigerating mixed water-cooling and refrigerating pipeline, and the refrigerating pipeline are respectively connected in parallel connection.
The device comprises a liquid charging storage tank, a deionization device and a liquid charging pipe, wherein the liquid charging pipe is divided into two paths, one path is connected with the lower part of the liquid charging storage tank through a stop valve, the other path is connected with the deionization device through a liquid feeding pump and the stop valve, the deionization device is divided into two paths to be connected, one path is connected to the upper part of the liquid charging storage tank, and the other path is connected with a pressure-bearing cold-storage mixed water tank and/or a redundant cold-storage mixed water tank through a liquid charging valve; the liquid feeding pump and the stop valve are connected with a pressure-bearing cold storage mixed water tank and/or a redundant cold storage mixed water tank through a liquid feeding valve.
Furthermore, the redundant cold storage mixed water tank is of a pressure-bearing type, and a pressure-bearing pressure relief valve is arranged at the upper end of the redundant cold storage mixed water tank.
Further, the pressure-bearing pressure relief valves are arranged above the cold cavities of the respective box bodies.
Furthermore, the other side cold chamber of the pressure cold storage mixed water tank and the other side cold chamber of the redundancy cold storage mixed water tank are both provided with a low level sensor.
Furthermore, the compression refrigeration unit comprises a compressor, a condenser, an oil separator, a dryer, an expansion valve and a compression refrigeration heat exchanger, wherein the compressor is connected with a hot-process inlet of the compression refrigeration heat exchanger through the condenser, the oil separator, the dryer and the expansion valve in sequence, a hot-process outlet of the compression refrigeration heat exchanger is connected back to the compressor, and the other hot-process of the compression refrigeration heat exchanger is arranged on a compression refrigeration pipeline.
Furthermore, a liquid supply temperature sensor, a liquid supply flow sensor, a liquid supply filter and a liquid supply pressure sensor are sequentially connected to the cold storage liquid supply pipe behind the liquid supply pump; and the cold accumulation liquid return pipe is sequentially provided with a liquid return pressure sensor, a cold accumulation liquid return valve and a liquid return temperature sensor before being divided into two paths.
Furthermore, a straight pipeline with a straight electromagnetic valve is arranged between the cold accumulation liquid supply pipe and the cold accumulation liquid return pipe.
Furthermore, the lower parts of the cold and hot cavities of the cold storage and mixing water tank are connected with a pressure-bearing water collector through an electric proportional three-way valve, and the lower parts of the cold and hot cavities of the redundant cold storage and mixing water tank are connected with a redundant water collector through an electric proportional three-way valve.
Furthermore, a water collecting temperature sensor is arranged in the pressure-bearing water collector and the redundant water collector.
The utility model has the advantages that:
1. the refrigeration heat exchange cabin, the cold accumulation liquid supply cabin and the movable deionization device are arranged independently and can be replaced and adapted;
2. the compression refrigeration in the refrigeration heat exchange cabin and the water-cooling heat exchange refrigeration of the plate heat exchanger can be selected and switched in real time according to the refrigeration power requirement of actual needs, so that the refrigeration liquid supply requirements of different powers are met;
3. the redundant cold storage mixed water tank is used as a spare water tank, or the redundant cold storage mixed water tank is used for synchronously supplying refrigeration to the pressure-bearing cold storage mixed water tank with the main function and opening the backup refrigerating capacity in an equal ratio, the high-capacity cold supply and the low-capacity backup of the pressure-bearing cold storage mixed water tank are carried out at the same time, the demand for refrigerating capacity is rapidly increased in a small range, or the small range is reduced, the supply fine adjustment in the redundant cold storage mixed water tank is carried out, finally, the pressure-bearing cold storage mixed water tank is slowly balanced, the emergency increase is avoided, the energy consumption caused by high-power adjustment waste is reduced, the power consumption can be effectively reduced, and the backup refrigerating capacity is taken into consideration; when the pressure-bearing cold storage mixed water tank with the main function breaks down or is maintained, the redundant cold storage mixed water tank is used for emergency;
4. the cold storage liquid return pipe returns liquid to the heat inlet cavity, the cold cavity is refrigerated through compression refrigeration or water cooling heat exchange, and liquid is supplied after mixed regulation and control by the water collector, and the liquid supply temperature control precision is high; and after the returned liquid is gradually increased, the pressure is released through the pressure release valve, the safe use of the mixed water tank is ensured, the returned liquid in the hot cavity overflows to the cold cavity through the overflow baffle, and the phenomenon that all the returned liquid is completely sent into the refrigeration heat exchange cabin when the temperature difference requirements of the returned liquid and the supplied liquid are used in a small range is avoided, so that the refrigeration energy consumption generated by overlarge refrigeration capacity is wasted.
5. The liquid charging pipe of the movable deionization device can directly supplement refrigerating liquid to the liquid adding storage tank, or the liquid charging tank is returned to the liquid adding tank for storage after the liquid feeding pump and the deionization device carry out deionization operation; when the mixed water tank needs to be replenished with liquid, the liquid feeding pump feeds the deionized refrigerating liquid in the liquid feeding storage tank for replenishment through the liquid feeding valve, so that the deionized requirements of the cold accumulation liquid supply tank and the refrigerating liquid used in a load are met.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the three-dimensional structure of the present invention.
In the figure: the system comprises a refrigeration heat exchange cabin 1, a compression refrigeration unit 2, a plate heat exchanger 3, a cold accumulation liquid supply cabin 4, a cold accumulation liquid return pipe 5, a liquid return pressure sensor 6, a liquid return temperature sensor 7, a pressure-bearing liquid return electromagnetic valve 8, a redundant liquid return electromagnetic valve 9, a pressure-bearing cold accumulation mixed water tank 10, a hot cavity 11, a hot cavity temperature sensor 12, an overflow baffle 13, a cold cavity 14, a cold cavity temperature sensor 15, a water collecting valve 16, a water collector 17, a redundant cold accumulation mixed water tank 18, a redundant on-off valve 19, a cold accumulation liquid supply pipe 20, a cold accumulation liquid supply valve 21, a liquid supply pump 22, a refrigeration liquid supply pipe 23, a refrigeration liquid supply valve 24, an internal circulation pump 25, a water cooling pipe 26, a compression refrigeration pipe 27, a refrigeration liquid return pipe 28, a refrigeration liquid return electromagnetic valve 29, a pressure-bearing pressure relief valve 30, a low-level sensor 31, an electric heater 32, a liquid supply temperature sensor 33, a liquid supply flow sensor 34, a liquid supply pressure sensor 35, a liquid supply pressure sensor 36, a liquid charging pipe 36, a direct electromagnetic valve 37, a water collection temperature sensor 38, a movable deionization device 39, a liquid charging tank 40, a liquid removal device 41, a liquid feeding device 43, a liquid feeding valve 43, a stop valve 44 and a stop valve 45.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Shown in figures 1 and 2: a split type constant-temperature cold and hot water liquid supply platform comprises a refrigeration and heat exchange cabin 1, a cold accumulation liquid supply cabin 4 and a movable deionization device 39.
A plurality of compression refrigerating units 2 and a plate heat exchanger 3 which are connected in parallel are arranged in a refrigerating frame of the refrigerating and heat exchanging cabin 1, and the plate heat exchanger 3 is externally connected with a cold water pipe.
The cold accumulation liquid supply tank 4 is internally provided with an external load return and liquid supply cold accumulation return liquid, liquid supply pipes 5 and 20, the load return liquid is connected with the cold accumulation liquid return pipe 5, the cold accumulation liquid return pipe 5 is sequentially divided into two paths after passing through a liquid return pressure sensor 6 and a liquid return temperature sensor 7, one path is connected with a hot cavity 11 at one side of a pressure-bearing cold accumulation mixed water tank 10 through a pressure-bearing liquid return electromagnetic valve 8, the other path is connected with a redundant cold accumulation mixed water tank 18 through a redundant liquid return electromagnetic valve 9, the other side of the pressure-bearing cold accumulation mixed water tank 10 is a cold cavity 14, the cold cavity and the hot cavity are divided into an upper part overflow communicated structure through an overflow baffle 13, the cold cavity and the hot cavity are internally provided with a cold cavity temperature sensor 15 and a hot cavity temperature sensor 12 respectively, the hot cavity 11 is internally provided with an electric heater 32, the cold cavity 14 is internally provided with a low level sensor 31, the upper part of the pressure-bearing cold accumulation mixed water tank 10 at one side of the cold cavity is provided with a pressure-bearing pressure relief valve 30, and the redundant cold accumulation mixed water tank 18 has the same internal structure as the pressure-bearing cold accumulation mixed water tank 10.
The lower parts of a hot cavity 11 and a cold cavity 14 of the pressure-bearing cold accumulation mixed water tank 10 are connected with a water collector 17 through a water collecting valve 16, a water collecting temperature sensor 38 is arranged in the water collector, the lower parts of the hot cavity and the cold cavity of the redundant cold accumulation mixed water tank 18 are connected with the water collector through the water collecting valve, and a water collecting temperature sensor is arranged in the water collector; the water collector connected with the pressure-bearing cold accumulation mixed water tank is connected with the cold accumulation liquid supply pipe 20 directly, and the water collector connected with the redundancy cold accumulation mixed water tank is connected with the cold accumulation liquid supply pipe 20 through the redundancy on-off valve 19; the cold accumulation liquid supply pipe 20 is connected with load liquid supply through a cold accumulation liquid supply valve 21, a liquid supply pump 22, a liquid supply temperature sensor 33, a liquid supply flow sensor 34 and a liquid supply pressure sensor 35 in sequence.
The cold side of the pressure-bearing cold-storage mixed water tank 10 and the cold side of the redundant cold-storage mixed water tank 18 are respectively connected with a refrigeration liquid supply pipeline 23 with a refrigeration liquid supply valve 24, the two refrigeration liquid supply pipelines 23 are combined and divided into two paths by an internal circulating pump 25, one path is connected with a water cooling pipeline 26, the water cooling pipeline is communicated with one heat path of the plate heat exchanger 3, the other heat path of the plate heat exchanger 3 is externally connected with water supply for cooling, the other path is connected with a compression refrigeration pipeline 27, the compression refrigeration pipeline is provided with a plurality of compression refrigeration units 2 which are connected in parallel, the water cooling pipeline and the compression refrigeration pipeline are respectively connected with two refrigeration liquid return pipelines 28, the two refrigeration liquid return pipelines are respectively provided with a refrigeration liquid return electromagnetic valve 29, and the two refrigeration liquid return pipelines are connected to the cold chamber on the other side of the pressure-bearing cold-storage mixed water tank and the cold chamber on the other side of the redundant cold-storage mixed water tank.
The movable deionizing device 39 comprises a liquid adding storage tank 40, a deionizing device 41 and a liquid charging pipe 42, wherein the liquid charging pipe 42 is divided into two paths, one path is connected with the lower part of the liquid adding storage tank 40 through a stop valve 44, the other path is connected with the deionizing device 41 through a liquid feeding pump 43 and a stop valve, the deionizing device is divided into two paths to be connected, one path is connected to the upper part of the liquid adding storage tank, and the other path is connected with a pressure-bearing cold-storage mixed water tank and/or a redundant cold-storage mixed water tank through a liquid feeding valve 45; the liquid feeding pump and the stop valve are connected with a pressure-bearing cold storage mixed water tank and/or a redundant cold storage mixed water tank through a liquid feeding valve.
In this embodiment, in order to further increase the flow rate and temperature of the liquid supply and return control, a through pipeline 36 with a through electromagnetic valve 37 is further provided between the cold storage liquid supply pipe and the cold storage liquid return pipe.
In this embodiment, the deionization apparatus is an existing outsourced component.
The improvement is that the water collecting valve 16 is replaced by an electric proportional three-way valve, the lower parts of the cold cavity and the hot cavity of the cold storage mixed water tank are connected with a pressure-bearing water collector through an electric proportional three-way valve, and the lower parts of the cold cavity and the hot cavity of the redundant cold storage mixed water tank are connected with a redundant water collector through an electric proportional three-way valve.
Claims (10)
1. The utility model provides a split type constant temperature hot and cold water supplies liquid platform which characterized in that: comprises a refrigeration and heat exchange cabin and a cold accumulation and liquid supply cabin, wherein the refrigeration and heat exchange cabin comprises a plurality of parallel compression refrigeration units and a plate heat exchanger which are arranged in a refrigeration frame, the cold storage and liquid supply cabin is internally provided with a cold storage return liquid and a liquid supply pipe which are externally connected with a load return and liquid supply, the cold storage return liquid is divided into two paths and respectively connected with a side hot cavity of a pressure-bearing cold storage mixed water tank and a side hot cavity of a redundant cold storage mixed water tank through two liquid return electromagnetic valves, an electric heater is arranged in the hot cavity, the other side cold cavity of the pressure-bearing cold storage mixed water tank and the other side cold cavity of the redundant cold storage mixed water tank are separated from one side hot cavity in the respective box body through an overflow baffle to form an upper overflow communicated structure, the lower parts of the hot cavity and the cold cavity of the pressure-bearing cold storage mixed water tank are respectively connected with a pressure-bearing water collector through two water collecting valves, the lower parts of the hot cavity and the cold cavity of the redundant cold storage mixed water tank are respectively connected with a redundant water collector through two water collecting valves, the pressure-bearing water collector is connected with a cold storage liquid supply pipe, the cold supply valve and a liquid supply pump are arranged on the liquid supply pipe, the redundant water storage mixed water tank and the other side cold storage tank is connected with a refrigerating liquid supply pipe through a refrigerating pipeline, the two compression and the other side cold storage mixed water tank, the refrigerating pipeline is arranged on the refrigerating mixed water-cooling and refrigerating pipeline, and the refrigerating pipeline are respectively connected in parallel connection.
2. The split constant temperature hot and cold water supply platform of claim 1, wherein: the device comprises a liquid charging tank, a deionization device and a liquid charging pipe, wherein the liquid charging pipe is divided into two paths, one path is connected with the lower part of the liquid charging tank through a stop valve, the other path is connected with the deionization device through a liquid feeding pump and the stop valve, the deionization device is divided into two paths to be connected, one path is connected to the upper part of the liquid charging tank, and the other path is connected with a pressure-bearing cold-storage mixed water tank and/or a redundant cold-storage mixed water tank through a liquid charging valve; the liquid feeding pump and the stop valve are connected with a pressure-bearing cold storage mixed water tank and/or a redundant cold storage mixed water tank through a liquid feeding valve.
3. The platform of claim 1, wherein the platform comprises: the redundant cold storage mixed water tank is of a pressure-bearing type, and the upper end of the redundant cold storage mixed water tank is provided with a pressure-bearing relief valve.
4. A split constant temperature, hot and cold water supply platform as claimed in claim 1 or 3, wherein: the pressure-bearing pressure relief valves are arranged above the cold cavities of the respective box bodies.
5. The platform of claim 1, wherein the platform comprises: and the cold cavity at the other side of the pressure cold accumulation mixed water tank and the cold cavity at the other side of the redundant cold accumulation mixed water tank are both provided with a low-level sensor.
6. The platform of claim 1, wherein the platform comprises: the compression refrigeration unit comprises a compressor, a condenser, an oil separator, a dryer, an expansion valve and a compression refrigeration heat exchanger, wherein the compressor is connected with a hot stroke inlet of the compression refrigeration heat exchanger through the condenser, the oil separator, the dryer and the expansion valve in sequence, a hot stroke outlet of the compression refrigeration heat exchanger is connected back to the compressor, and the other hot stroke of the compression refrigeration heat exchanger is arranged on a compression refrigeration pipeline.
7. The platform of claim 1, wherein the platform comprises: a liquid supply temperature sensor, a liquid supply flow sensor, a liquid supply filter and a liquid supply pressure sensor are sequentially connected to the cold accumulation liquid supply pipe behind the liquid supply pump; and the cold accumulation liquid return pipe is sequentially provided with a liquid return pressure sensor, a cold accumulation liquid return valve and a liquid return temperature sensor before being divided into two paths.
8. The split constant temperature hot and cold water supply platform of claim 1, wherein: a straight pipeline with a straight electromagnetic valve is arranged between the cold accumulation liquid supply pipe and the cold accumulation liquid return pipe.
9. The platform of claim 1, wherein the platform comprises: the lower parts of the cold and hot cavities of the cold-storage mixed water tank are connected with the pressure-bearing water collector through an electric proportional three-way valve, and the lower parts of the cold and hot cavities of the redundant cold-storage mixed water tank are connected with the redundant water collector through an electric proportional three-way valve.
10. A split constant temperature, hot and cold water supply platform according to claim 1 or 9, wherein: and water collecting temperature sensors are arranged in the pressure-bearing water collector and the redundant water collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222750917.6U CN218583536U (en) | 2022-10-19 | 2022-10-19 | Split type constant temperature cold and hot water supplies liquid platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222750917.6U CN218583536U (en) | 2022-10-19 | 2022-10-19 | Split type constant temperature cold and hot water supplies liquid platform |
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| Publication Number | Publication Date |
|---|---|
| CN218583536U true CN218583536U (en) | 2023-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222750917.6U Active CN218583536U (en) | 2022-10-19 | 2022-10-19 | Split type constant temperature cold and hot water supplies liquid platform |
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| CN (1) | CN218583536U (en) |
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- 2022-10-19 CN CN202222750917.6U patent/CN218583536U/en active Active
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