CN214581944U - High-efficient refrigerated water circulation system who degasses slagging-off - Google Patents
High-efficient refrigerated water circulation system who degasses slagging-off Download PDFInfo
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- CN214581944U CN214581944U CN202120416083.8U CN202120416083U CN214581944U CN 214581944 U CN214581944 U CN 214581944U CN 202120416083 U CN202120416083 U CN 202120416083U CN 214581944 U CN214581944 U CN 214581944U
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Abstract
The utility model provides a high-efficient refrigerated water circulation system that degasses slagging-off relates to refrigerated water circulation system technical field. This high-efficient degasification slagging-off refrigerated water circulating system includes along centrifugal cooling water set (3) that the raceway connected in order, refrigerated water knockout drum (6), user's end plate trades formula heat exchanger (8) and refrigerated water collector (9), be equipped with secondary external water supply pump (7) between refrigerated water knockout drum (6) and the user's end plate trades formula heat exchanger (8), be equipped with primary pump (10) between refrigerated water collector (9) and centrifugal cooling water set (3), be equipped with spiral scrubbing exhaust apparatus (13) between primary pump (10) and centrifugal cooling water set (3), refrigerated water collector (9) water inlet department still is equipped with vacuum degassing moisturizing constant pressure equipment (11). The utility model discloses can make circulation system pressure more stable, prevent simultaneously that the oxygen molecule in the freezing aquatic and the metal atom of small granule and pipeline, equipment from taking place chemical reaction, slow down equipment corrosion.
Description
Technical Field
The utility model relates to a refrigerated water circulation system technical field, concretely relates to high-efficient refrigerated water circulation system who degasses slagging-off.
Background
A chilled water circulating system commonly used at present, such as patent No. CN202021160152.5, discloses a chilled water circulating system, which comprises a refrigerating unit, a chilled water circulating pump, a heat exchanger, a conveying pipeline and a water replenishing pipe; the conveying pipeline connects the chilled water circulating pump, the refrigerating unit and the heat exchanger in sequence. Chilled water circulating system has energy-conservation, the advantage in province space, remove the big freezing water pitcher of area on traditional chilled water circulating system basis, both regard whole conveying line as the conveying system of refrigerated water, also regard as the storage system of refrigerated water, save equipment preparation, installation cost and area, become the thrust pump of overcoming pipe resistance with the effect of frozen water pump in the system by long-range transport, the lift greatly reduced of pump, it is more energy-conserving, but in the water system of gross, if water quality control is not good, must lead to the fact the pipeline corrosion to accelerate, lead to its life to reduce, and the temperature is undulant often can appear in the use, lead to appearing the refrigerated water volume change, thereby cause the influence to the pressure of system. The traditional chilled water circulating system mostly adopts a high-level expansion water tank for constant pressure, the pressure of the system is maintained by utilizing gravity balance, the initial water feeding and the supplementing water directly adopt tap water, the initial treatment is not carried out on the raw water and the supplementing water, and the residual air of the system easily causes the slow corrosion of equipment. The operation process mainly depends on adding chemical medicines such as scale inhibitor, algaecide and the like to control the water quality, the using amount of the chemical medicines and the manual operation amount are large, and secondary pollution is easily caused to the water quality.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient refrigerated water circulation system who degasses slagging-off, through the vacuum degassing moisturizing level pressure device that sets up in water collector import department, the system is initial to be intake and is adopted demineralized water. In the operation process, when the pressure in the system rises or the expansion amount is generated due to the rise of the water temperature in the pipeline, the redundant water returns to the expansion tank of the constant-pressure water supplementing vacuum degassing device; when the pressure in the system is reduced or the volume is reduced due to the change of the water temperature, the softened water reserved in the expansion tank is automatically supplemented into the system, and when the water supplementing quantity is larger, a softened water treatment device is arranged to supplement fresh soft water for the system. For further getting rid of the sediment dirt that refrigerated water system produced in service and the air that the external environment seepage came in, make the refrigerated water flow through the valve body through setting up micron order spiral microbubble exhaust scrubbing device, at its inside torrent that forms, under the effect of buoyancy and gravity, tiny particle and the tiny bubble that carry in the refrigerated water can be placed in the copper mesh tubbiness of spiral microbubble exhaust scrubbing device central area and weave the core separation, the tiny bubble rises to the gas collection cavity at top, discharge through upper portion discharge valve, tiny particle then descends to the collection region of cavity lower part, discharge through lower part blowoff valve, free state gas and tiny particle in the timely high-efficient separation refrigerated water system. The technical problems that the pipeline of the existing chilled water circulating system is easy to corrode and the pressure fluctuation inside the pipeline is large are solved. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-efficiency degassing and deslagging chilled water circulation system comprises a centrifugal water chilling unit, a chilled water distributor, a user end plate heat exchanger and a chilled water collector which are sequentially connected along a water delivery pipe; wherein:
a secondary external water supply pump is arranged between the chilled water separator and the user end plate heat exchanger;
a primary pump is arranged between the chilled water collector and the centrifugal water chilling unit;
a spiral sewage-removing exhaust device is arranged between the primary pump and the centrifugal water chilling unit;
the water inlet of the chilled water collector is also provided with a vacuum degassing water supplementing constant pressure device.
The water conveying pipe is provided with a plurality of electric valves and automatic exhaust valves.
Optionally or preferably, the spiral decontamination exhaust device is a micron-sized spiral microbubble exhaust decontamination device.
Optionally or preferably, the vacuum degassing and water supplementing constant pressure device is connected with the softened water treatment device through a water hose, and an accident water supplementing device connected with the vacuum degassing and water supplementing constant pressure device is further arranged beside the vacuum degassing and water supplementing constant pressure device.
Alternatively or preferably, the centrifugal chiller comprises an evaporator and a condenser.
Alternatively or preferably, the vacuum degassing and water supplementing constant pressure device comprises a vacuum degassing device and an expansion tank for buffering the pressure.
Optionally or preferably, the secondary external water supply pump and the primary pump are provided with filters at water inlets.
Optionally or preferably, the centrifugal chiller and the water inlet of the user end plate heat exchanger are both provided with a drain valve.
Based on the technical scheme, the following technical effects can be generated:
the embodiment of the utility model provides a pair of refrigerated water circulation system of high-efficient degasification slagging-off is applicable to and provides the refrigerated water for the user. The utility model discloses a vacuum degassing moisturizing level pressure device that sets up in water collector import department, the system is initial to be intake and is adopted demineralized water. In the operation process, when the pressure in the system rises or the expansion amount is generated due to the rise of the water temperature in the pipeline, the redundant water returns to the expansion tank of the constant-pressure water supplementing vacuum degassing device; when the pressure in the system is reduced or the volume is reduced due to the change of the water temperature, the softened water reserved in the expansion tank is automatically supplemented into the system, and when the water supplementing quantity is larger, a softened water treatment device is arranged to supplement fresh soft water for the system. For further getting rid of the sediment dirt that refrigerated water system produced in service and the air that the external environment seepage came in, make the refrigerated water flow through the valve body through setting up micron order spiral microbubble exhaust scrubbing device, at its inside torrent that forms, under the effect of buoyancy and gravity, tiny particle and the tiny bubble that carry in the refrigerated water can be placed in the copper mesh tubbiness of spiral microbubble exhaust scrubbing device central area and weave the core separation, the tiny bubble rises to the gas collection cavity at top, discharge through upper portion discharge valve, tiny particle then descends to the collection region of cavity lower part, discharge through lower part blowoff valve, free state gas and tiny particle in the timely high-efficient separation refrigerated water system. The technical problems that the pipeline of the existing chilled water circulating system is easy to corrode and the pressure fluctuation inside the pipeline is large are solved.
Drawings
Fig. 1 is a schematic diagram of the system structure of the present invention;
in the figure: 1. an electrically operated valve; 2. a blowoff valve; 3. a centrifugal chiller; 4. a filter; 5. an automatic exhaust valve; 6. a chilled water separator; 7. a secondary external water supply pump; 8. a user end plate heat exchanger; 9. a chilled water collector; 10. a primary pump; 11. a vacuum degassing and water supplementing constant-pressure device; 12. a softened water treatment device; 13. a spiral decontamination exhaust device; 14. a vacuum degasser; 15. an expansion tank; 301. an evaporator; 302. a condenser.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1:
the utility model provides a high-efficiency degassing and deslagging chilled water circulating system, which comprises a centrifugal water chilling unit 3, a chilled water distributor 6, a user end plate heat exchanger 8 and a chilled water collector 9 which are connected in sequence along a water delivery pipe; wherein:
a secondary external water supply pump 7 is arranged between the chilled water separator 6 and the user end plate heat exchanger 8;
a primary pump 10 is arranged between the chilled water collector 9 and the centrifugal water chilling unit 3;
a spiral sewage-removing exhaust device 13 is arranged between the primary pump 10 and the centrifugal water chilling unit 3;
a vacuum degassing and water supplementing constant pressure device 11 is also arranged at the water inlet of the chilled water collector 9;
the water conveying pipe is also provided with a plurality of electric valves 1 and automatic exhaust valves 5.
As an alternative embodiment, the spiral decontamination exhaust device 13 is a micron-sized spiral microbubble exhaust decontamination device.
As an optional embodiment, the vacuum degassing and water supplementing pressure stabilizing device 11 is connected with the softened water treatment device 12 through a flexible water pipe, and an accident water supplementing device connected with the vacuum degassing and water supplementing pressure stabilizing device 11 is further arranged beside the vacuum degassing and water supplementing pressure stabilizing device.
As an alternative embodiment, the centrifugal chiller 3 includes an evaporator 301 and a condenser 302.
As an alternative embodiment, the vacuum degassing and water supplementing pressure stabilizing device 11 comprises a vacuum degassing device 14 and an expansion tank 15 for buffering the pressure.
In an optional embodiment, the water inlets of the secondary external water supply pump 7 and the primary pump 10 are both provided with filters 4.
As an alternative embodiment, the centrifugal water chilling unit 3 and the water inlet of the user end plate heat exchanger 8 are both provided with a blowdown valve 2.
As an optional implementation mode, the chilled water delivery pipe network system adopts argon-electric welding, so that welding slag residue is prevented from the source, and the water quality standard after the pipeline is washed is strictly controlled.
As an optional implementation mode, the primary water feeding and supplementing water of the frozen water delivery pipe network adopts pretreated softened water to replace most of free calcium and magnesium ions in the frozen water.
The utility model relates to a high-efficient refrigerated water circulation system that degasses slagging-off's working process as follows: the centrifugal water chilling unit 3 cools the return chilled water (the medium is softened water and is not loaded with refrigerant glycol) of the pipeline to 3 ℃, the returned chilled water is delivered to a user end through a secondary external water supply pump 7 after coming out of a water separator, the chilled water in the pipeline rises to 13 ℃ after exchanging heat with the high-temperature air conditioning heat source water at the user side through an arranged user end plate heat exchange exchanger 8, the chilled water returns to the chilled water collector 9, the primary pump 10 pumps the chilled water in the chilled water collector 9 back to the large centrifugal water chilling unit 3, and the process is repeated; the vacuum degassing and water supplementing constant pressure device 11 is arranged at the inlet of the chilled water collector 9, softened water is adopted for initial water inlet of a chilled water system, and when the pressure in the system rises or the expansion amount is generated due to the rise of the water temperature in a pipeline, redundant water returns to the expansion tank 15 of the vacuum degassing and water supplementing constant pressure device 11; when the pressure in the system is reduced or the volume is reduced due to the change of the water temperature, the softened water reserved in the expansion tank 15 is automatically supplemented into the system, when the water supplementing quantity is larger, a softened water treatment device 12 is arranged to supplement new softened water for the system, at the moment, a vacuum degassing device 14 is started, water in the system is atomized and then discharged into a vacuum tank, and the water in the system is subjected to gas-water separation in vacuum; because the system water is continuously discharged into the vacuum tank, the separated gas is extruded and discharged into the atmosphere through the exhaust valve, the water in the vacuum tank is supplemented back to the system, meanwhile, the pump flow is regulated through the proportional control valve to vacuumize, the residual gas in the system is removed, the influence of pressure fluctuation in the system on a pipeline is reduced, in order to further remove slag scale generated in the operation of a chilled water system and air leaked from the external environment, the size of the water passing part of the micron-sized spiral decontamination exhaust device 13 connected in series between the primary pump 10 and the centrifugal water chilling unit 3 is far larger than that of a connecting pipe, so that when chilled water flows through a valve body, turbulence is formed inside the valve body, under the action of buoyancy and gravity, tiny particles and tiny bubbles carried in the chilled water can be separated by a copper wire mesh barrel-shaped woven core body arranged in the central area of the spiral decontamination exhaust device 13, and the tiny bubbles rise to a gas collection cavity at the top, the gas is discharged through an upper exhaust valve, and the micro particles descend to a collection area at the lower part of the cavity and are discharged through a lower blow-down valve, so that free gas and the micro particles in the chilled water system are timely and efficiently separated, on one hand, oxygen molecules and the micro particles in the chilled water are prevented from chemically reacting with metal atoms of pipelines and equipment, corrosion of the equipment is slowed down, and sediment is formed to block parts of the equipment, a control valve, a water pump and reduce the heat exchange performance of an evaporator copper pipe of the electric refrigerator; on the other hand, gas in the system is discharged in time, so that the pressure of the system is more stable, equipment such as a water pump and the like can operate in an efficient interval, the process control of the water quality of the circulating system is realized by adopting a physical method, and the using amount of a medicament and the manual operation amount are reduced.
Claims (7)
1. The utility model provides a refrigerated water circulation system of high-efficient degasification slagging-off which characterized in that: comprises a centrifugal water chilling unit (3), a chilled water distributor (6), a user end plate heat exchanger (8) and a chilled water collector (9) which are connected in sequence along a water delivery pipe; wherein:
a secondary external water supply pump (7) is arranged between the chilled water separator (6) and the user end plate heat exchanger (8);
a primary pump (10) is arranged between the chilled water collector (9) and the centrifugal water chilling unit (3);
a spiral decontamination exhaust device (13) is arranged between the primary pump (10) and the centrifugal water chilling unit (3);
a vacuum degassing water supplementing constant pressure device (11) is also arranged at the water inlet of the chilled water collector (9);
the water conveying pipe is also provided with a plurality of electric valves (1) and automatic exhaust valves (5).
2. The high-efficiency degassing and deslagging chilled water circulation system according to claim 1, characterized in that: the spiral decontamination exhaust device (13) is a micron-sized spiral microbubble exhaust decontamination device.
3. The high-efficiency degassing and deslagging chilled water circulation system according to claim 1, characterized in that: vacuum degassing moisturizing level pressure equipment (11) are connected with softened water processing apparatus (12) through the hose, vacuum degassing moisturizing level pressure equipment (11) other accident moisturizing device rather than being connected that still is equipped with.
4. The high-efficiency degassing and deslagging chilled water circulation system according to claim 1, characterized in that: the centrifugal water chilling unit (3) comprises an evaporator (301) and a condenser (302).
5. The high-efficiency degassing and deslagging chilled water circulation system according to claim 1, characterized in that: the vacuum degassing and water supplementing constant-pressure device (11) comprises a vacuum degassing device (14) and an expansion tank (15) for buffering pressure.
6. The high-efficiency degassing and deslagging chilled water circulation system according to claim 1, characterized in that: and filters (4) are arranged at the water inlets of the secondary external water supply pump (7) and the primary pump (10).
7. The high-efficiency degassing and deslagging chilled water circulation system according to claim 1, characterized in that: and the water inlets of the centrifugal water chilling unit (3) and the user end plate heat exchanger (8) are both provided with a drain valve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120416083.8U CN214581944U (en) | 2021-02-25 | 2021-02-25 | High-efficient refrigerated water circulation system who degasses slagging-off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120416083.8U CN214581944U (en) | 2021-02-25 | 2021-02-25 | High-efficient refrigerated water circulation system who degasses slagging-off |
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| Publication Number | Publication Date |
|---|---|
| CN214581944U true CN214581944U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120416083.8U Active CN214581944U (en) | 2021-02-25 | 2021-02-25 | High-efficient refrigerated water circulation system who degasses slagging-off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214581944U (en) |
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2021
- 2021-02-25 CN CN202120416083.8U patent/CN214581944U/en active Active
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