CN221207101U - Automatic filtering and net changing device of water chiller - Google Patents
Automatic filtering and net changing device of water chiller Download PDFInfo
- Publication number
- CN221207101U CN221207101U CN202322915870.9U CN202322915870U CN221207101U CN 221207101 U CN221207101 U CN 221207101U CN 202322915870 U CN202322915870 U CN 202322915870U CN 221207101 U CN221207101 U CN 221207101U
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- Prior art keywords
- ball valve
- pneumatic ball
- water
- filter
- joint
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 106
- 238000001914 filtration Methods 0.000 title claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 12
- 239000010963 304 stainless steel Substances 0.000 claims description 4
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 9
- 238000009776 industrial production Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 239000004033 plastic Substances 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000008235 industrial water Substances 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses an automatic filtering and net-changing device of a water chiller, which comprises a three-way joint, an elbow, a pneumatic ball valve, a filter, a flowmeter, a water pipe, a joint and a PLC (programmable logic controller), wherein the three-way joint comprises a first three-way joint and a second three-way joint, the pneumatic ball valve comprises a first pneumatic ball valve and a second pneumatic ball valve, the elbow, the first pneumatic ball valve, the filter, the second pneumatic ball valve, the flowmeter, the water pipe and the joint are all two groups which are mirror symmetry, one end of the first three-way joint is provided with a water inlet, one end of the second three-way joint is provided with a water outlet, and the pneumatic ball valve, the filter and the flowmeter are all connected with the PLC. According to the utility model, impurities in equipment to be cooled are prevented from entering the evaporator of the water chiller along with circulating water, so that the influence on the heat exchange effect caused by the blockage of the evaporator is avoided; the filter is cleaned on line, so that the industrial production is not affected; the heat exchange effect of the water chiller is effectively stabilized, and the failure rate of the water chiller is reduced; automatic switching and automatic early warning reduce labor cost.
Description
Technical Field
The utility model belongs to the technical field of industrial water coolers, and particularly relates to an automatic filtering screen changing device of a water cooler.
Background
The cold water machine is a cooling device capable of providing constant temperature, constant current and constant pressure, the principle of the cold water machine is that a certain amount of water is injected into an internal water tank of the machine, the cold water machine is used for cooling water, then a water pump in the machine is used for injecting low-temperature frozen water into the device to be cooled, the frozen water takes away heat in the machine, and high-temperature hot water is returned to the water tank again for cooling, so that the cooling is circularly exchanged, the effect of cooling the device is achieved, the cold water machine is applied to cooling a plastic processing mechanical forming die, the surface finish of a plastic product can be greatly improved, surface marks and internal stress of the plastic product are reduced, the product is not shrunk and deformed, the demolding of the plastic product is facilitated, and the product shaping is accelerated, so that the production efficiency of the plastic forming machine is greatly improved.
In the prior art, when the water chiller is used, water provided by the outside or water returned after freezing is directly connected into the water chiller, and the running efficiency of the water chiller is influenced by the good and bad water quality, and if the water chiller is in a running environment with more scale for a long time, the safe and efficient running of the refrigerating unit is necessarily influenced. The water scale treatment device can master the skill of treating the water scale, keeps the transportation safety of a pipeline water source, can reduce the influence range of the industrial water chiller on the water scale, and meets the operation requirement of industrial water chiller equipment with higher working efficiency. Therefore, the water chiller filter device is required to be arranged, so that the work efficiency of the water chiller is prevented from being influenced by more impurities in water, the service life of the water chiller is possibly reduced due to poor water quality, and the maintenance cost is increased.
At present, although a filter is arranged on a part of the water chiller, equipment needing cooling, such as a rubber roller, impurities, such as iron filings and the like, in the water chiller enter the evaporator of the water chiller through circulating water, so that the evaporator is blocked, the heat exchange effect is affected, a refrigerant cannot be evaporated, and therefore, a low-pressure fault of a compressor is caused, iron filings and the impurities in the circulating water are driven by high-speed water flow, an evaporator copper pipe is easily damaged, leakage of the refrigerant is caused, and the water inflow of the compressor is damaged, so that the set temperature of the water chiller cannot be reduced, the leakage of the evaporator and the water inflow of the compressor are damaged. Such a situation often occurs, and for practical situations, the efficiency of a set of filters often fails to reach the effect, and once the filter fails, the filter is cleaned only under the condition that the equipment is continuously stopped, so that the efficiency of industrial production is greatly affected.
Disclosure of utility model
Aiming at the problems proposed by the background technology, the utility model designs an automatic filtering and screen changing device of a water chiller, which aims at: the automatic filtering screen changing device of the water chiller can clean impurities in circulating water by automatically switching the combined filter valve under the condition of no shutdown, and prevents other impurities from entering the evaporator along with the circulating water.
The technical solution of the utility model is as follows:
The utility model provides a cold water machine automatic filtration trades net device, includes three way connection, elbow, pneumatic ball valve, filter, flowmeter, water pipe, joint, PLC controller, three way connection includes three way connection first, three way connection second, pneumatic ball valve includes pneumatic ball valve first, pneumatic ball valve second, three way connection first, elbow, pneumatic ball valve first, filter, pneumatic ball valve second, flowmeter, water pipe, joint, three way connection second connect gradually, and elbow, pneumatic ball valve first, filter, pneumatic ball valve second, flowmeter, water pipe, joint are two sets of that are mirror symmetry, and three way connection first's one end sets up the water inlet, and three way connection second's one end sets up the delivery port, pneumatic ball valve, filter, flowmeter all are connected with the PLC controller.
The tee joint is a Y-shaped tee joint.
The filter is a 304 stainless steel Y-shaped filter.
The pneumatic ball valve is a flange type pneumatic ball valve, adopts intelligent control and positioning, is matched with an electric valve positioner, can be controlled to operate by inputting a 4-20mADC signal and a 0.4-07MPa air source, and realizes the adjustment of parameters such as pressure, flow, temperature, liquid level and the like.
The water pipe is a stainless steel water pipe.
The joint is a stainless steel hose joint.
The elbow is a 120-degree elbow.
The utility model has the beneficial effects that: the utility model has reasonable structure and novel design, the combination filter (two groups) is arranged at the inlet of the water circulation channel in the water chiller, and the impurities in the rubber roller can be cleaned by switching the valves of the combination filter under the condition of no shutdown, so that the impurities in the equipment to be cooled are prevented from entering the evaporator of the water chiller along with the circulating water, the phenomenon that the heat exchange effect is affected by the blockage of the evaporator, the low-pressure fault of the compressor is caused because the refrigerant cannot be evaporated is avoided, and the situations that the copper pipe of the evaporator is damaged due to the damage of the copper pipe of the evaporator, the refrigerant leakage and the water inlet damage of the compressor are avoided; the filter is cleaned on line, so that the industrial production is not affected, and the production efficiency is not affected; the combined filter has obvious effect of improving the quality of the circulating water of the machine, can effectively stabilize the heat exchange effect of the water chiller, and reduces the failure rate of the water chiller; the combined filter is controlled by the PLC, so that automatic switching and automatic early warning can be achieved, the labor cost is reduced, and the combined filter has high practical value.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the structure of the Y-filter.
Fig. 3 is a schematic structural view of a pneumatic ball valve (flange type).
Fig. 4 is a schematic cross-sectional view of a pneumatic ball valve (flange type).
Wherein: 1. elbow, 2, filter, 3, flowmeter, 4, water pipe, 5, joint, 6, tee bend joint one, 7, tee bend joint two, 8, pneumatic ball valve one, 9, pneumatic ball valve two, 10, water inlet, 11, delivery port.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
As shown in fig. 1 to 4, an automatic filtering and screen changing device of a water chiller comprises a three-way joint, an elbow 1, a pneumatic ball valve, a filter 2, a flowmeter 3, a water pipe 4, a joint 5 and a PLC (not shown in the figure), wherein the three-way joint comprises a first three-way joint 6 and a second three-way joint 7, the pneumatic ball valve comprises a first pneumatic ball valve 8 and a second pneumatic ball valve 9, the first three-way joint 6, the elbow 1, the first pneumatic ball valve 8, the filter 2, the second pneumatic ball valve 9, the flowmeter 3, the water pipe 4, the joint 5 and the second three-way joint 7 are sequentially connected, the elbow 1, the first pneumatic ball valve 8, the filter 2, the second pneumatic ball valve 9, the flowmeter 3, the water pipe 4 and the joint 5 are two groups which are mirror symmetry, one end of the first three-way joint 6 is provided with a water inlet 10, one end of the second three-way joint 7 is provided with a water outlet 11, and the pneumatic ball valve, the filter 2 and the flowmeter 3 are all connected with the PLC to realize automatic control.
The tee joint is a Y-shaped tee joint, the water pipe 4 is a stainless steel water pipe, the joint 5 is a stainless steel hose joint, and the elbow 1 is a 120-degree elbow.
The filter 2 is a 304 stainless steel Y-shaped filter, the 304 stainless steel Y-shaped filter can filter mechanical impurities such as rust, sand particles and the like in the backwater water, normal operation of equipment can be protected, when the backwater water enters a filter cylinder provided with a filter screen with a certain specification, the impurities are blocked, clean filtrate is discharged from an outlet of the filter, and when the filter needs to be cleaned, the detachable filter cylinder is taken out and is reloaded after being treated, so that the filter is extremely convenient to use and maintain, and accessories on a pipeline of the equipment are protected from abrasion and blockage, and normal operation of the equipment is protected.
The pneumatic ball valve is a flange type pneumatic ball valve, and the flange type pneumatic ball valve is a product which is specially designed and carefully manufactured on the basis of introducing foreign advanced technology. The intelligent control and positioning are adopted, and the intelligent control and positioning device is matched with an electric valve positioner produced by Siemens corporation of Germany or a domestic electric valve positioner, and can control operation by inputting 4-20mADC signals and 0.4-07MPa air sources, thereby realizing the adjustment of parameters such as pressure, flow, temperature, liquid level and the like. The valve rod drives the valve core to rotate 90 degrees in the valve body by taking compressed air as power, so that the full-opening and full-closing actions can be realized. The product is divided into metal seal and soft seal according to the sealing performance, and has the advantages of compact structure, small volume, reliable operation, good sealing performance, easy maintenance, convenient installation, strong adaptability and the like. Is especially suitable for the occasions that the medium is viscous, contains particles and has fibrous property. The system can be widely applied to industrial automatic control systems such as petroleum, chemical industry, teaching equipment, light industry, high-voltage equipment, pharmacy, papermaking and the like, and can be used for remote centralized control or on-site control.
The specific using process comprises the following steps: the utility model is arranged in front of the circulating water inlet in the water chiller, the circulating water of equipment to be cooled is filtered and then flows into the water chiller, and the valve in the utility model is switched and combined to clean impurities in the circulating water, specifically: the two groups of pneumatic ball valves 8 and 304 are mirror symmetry, namely, a stainless steel Y-shaped filter 2, a pneumatic ball valve 9, a flowmeter 3, a stainless steel water pipe 4 and a hose connector 5 are connected through a Y-shaped three-way connector 6 and a Y-shaped three-way connector 7, return water starts from equipment needing cooling, sequentially passes through the Y-shaped three-way connector 6, a 120-degree elbow 1, the pneumatic ball valve 8, the Y-shaped filter 2, the pneumatic ball valve 9, the flowmeter 3, the stainless steel water pipe 4, the stainless steel hose connector 5 and the Y-shaped three-way connector 7 through a water inlet 10 at one end of the Y-shaped three-way connector 7, and then reaches the inlet of the water chiller to enter the water chiller. During operation, two groups of filters are used for filtering iron rust and other impurities in water, the Y-shaped filter 2 can be used for effectively filtering iron rust and other impurities in water, after a period of operation, the flow meter 3 is used for monitoring backwater flow in real time, when the flow rate is reduced, the filter screen of the Y-shaped filter 2 is blocked, so that the flow meter 3 sends an alarm signal, a signal lamp is lightened and gives out warning sound, the left ball valve and the right ball valve of one Y-shaped filter 2 are controlled by the PLC controller to be automatically closed, the backwater filtering is carried out on the other path, the Y-shaped filter 2 of the closed path can be manually detached for cleaning, the stainless steel filter screen is taken out, after the high-pressure air gun is cleaned, the stainless steel filter screen is put back into the Y-shaped filter 2, the starting button is started, the PLC controller is used for automatically controlling the pneumatic ball valve to be opened, the ball valves of the other path are closed, the filter screen of the other path is cleaned in the same way, the Y-shaped filter 2 is put back into the cleaning device, the whole process is not stopped, normal operation of the device is not affected, and production efficiency is not affected. And for longer-term equipment, the scaling of the internal flow channel is more, the combined filter (two groups) can be utilized, the filter valve is frequently switched and the filter screen is cleaned on line in the early use period, and the circulating water quality can be greatly improved.
In summary, the utility model achieves the intended effect.
Claims (7)
1. The utility model provides a cold water machine automatic filtration trades net device which characterized in that: including three way connection, elbow, pneumatic ball valve, filter, flowmeter, water pipe, joint, PLC controller, three way connection includes three way connection first, three way connection second, pneumatic ball valve includes pneumatic ball valve first, pneumatic ball valve second, three way connection first, elbow, pneumatic ball valve first, filter, pneumatic ball valve second, flowmeter, water pipe, joint, three way connection second connect gradually, and elbow, pneumatic ball valve first, filter, pneumatic ball valve second, flowmeter, water pipe, joint are two sets of being mirror symmetry, three way connection first's one end sets up the water inlet, three way connection second's one end sets up the delivery port, pneumatic ball valve, filter, flowmeter all are connected with the PLC controller.
2. The automatic filtering and screen changing device of the water chiller according to claim 1, wherein: the tee joint is a Y-shaped tee joint.
3. The automatic filtering and screen changing device of the water chiller according to claim 1, wherein: the filter is a 304 stainless steel Y-shaped filter.
4. The automatic filtering and screen changing device of the water chiller according to claim 1, wherein: the pneumatic ball valve is a flange type pneumatic ball valve, adopts intelligent control and positioning, is matched with an electric valve positioner, can be controlled to operate by inputting a 4-20mADC signal and a 0.4-07MPa air source, and realizes the adjustment of pressure, flow, temperature and liquid level parameters.
5. The automatic filtering and screen changing device of the water chiller according to claim 1, wherein: the water pipe is a stainless steel water pipe.
6. The automatic filtering and screen changing device of the water chiller according to claim 1, wherein: the joint is a stainless steel hose joint.
7. The automatic filtering and screen changing device of the water chiller according to claim 1, wherein: the elbow is a 120-degree elbow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322915870.9U CN221207101U (en) | 2023-10-30 | 2023-10-30 | Automatic filtering and net changing device of water chiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322915870.9U CN221207101U (en) | 2023-10-30 | 2023-10-30 | Automatic filtering and net changing device of water chiller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221207101U true CN221207101U (en) | 2024-06-25 |
Family
ID=91576945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322915870.9U Active CN221207101U (en) | 2023-10-30 | 2023-10-30 | Automatic filtering and net changing device of water chiller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221207101U (en) |
-
2023
- 2023-10-30 CN CN202322915870.9U patent/CN221207101U/en active Active
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