CN110905772A - Cooler with descaling function for compressor and control method thereof - Google Patents
Cooler with descaling function for compressor and control method thereof Download PDFInfo
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- CN110905772A CN110905772A CN201911264299.0A CN201911264299A CN110905772A CN 110905772 A CN110905772 A CN 110905772A CN 201911264299 A CN201911264299 A CN 201911264299A CN 110905772 A CN110905772 A CN 110905772A
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- magnetic field
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G7/00—Cleaning by vibration or pressure waves
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- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model provides a cooler for compressor with scale removal function, includes the casing and sets up the cooling tube in the casing, its characterized in that: the casing includes inner bag, outer courage, the cooling tube sets up in the inner bag, still be equipped with the electromagnetic oscillation magnetic field subassembly that is used for producing cavitation effect and be used for producing the electromagnetic stirring magnetic field subassembly of compulsory stirring between the intermediate layer of inner bag and outer courage in proper order, still including setting up the drip chamber in the inner bag bottom and setting up the controller between the intermediate layer of inner bag and outer courage, the top of drip chamber is equipped with the automatically-controlled door that can open or close the drip chamber, electromagnetic oscillation magnetic field subassembly, electromagnetic stirring magnetic field subassembly, automatically-controlled door all are connected with the controller electricity, the bottom of drip chamber is equipped with waste fitting discharging. The cooler for the compressor with the descaling function does not need to be disassembled during descaling, can realize automatic descaling and has a better descaling effect. In addition, a control method of the cooler for the compressor with the descaling function is also provided.
Description
Technical Field
The invention relates to the technical field of coolers, in particular to a cooler with a descaling function for a compressor and a control method thereof.
Background
Theoretically, the isothermal compression of the gas consumes the least power, and the compressor necessarily increases the temperature of the gas during the compression process. For multi-stage compression, the compression process can be close to an isothermal process by performing sectional compression and reducing the temperature through an intercooler, so that the compression power consumption is reduced, and therefore, the cooler is an important part required by the operation of the compressor.
A conventional cooler for a compressor is shown in fig. 1, and includes a housing 1a and a cooling pipe 2a disposed in the housing 1a, the housing 1a is provided with a water inlet 3a and a water outlet 4a, the housing 1a is further provided with a compressed gas inlet 5a communicated with the air inlet of the cooling pipe 2a and a compressed gas outlet 6a communicated with the air outlet of the cooling pipe 2a, the cooling pipe 2a is generally spiral, and after entering from the air inlet of the cooling pipe 2a, the compressed gas flows in the spiral cooling pipe 2a and exchanges heat with cooling water filled between the housing 1a and the cooling pipe 2a, and finally is discharged from the air outlet of the cooling pipe 2 a.
However, the existing cooler for the compressor has the following technical problems: in the long-term use process, a large amount of dirt can be gathered in the shell 1a of the cooler, particularly, the dirt is difficult to clean when being gathered on the outer side wall of the spiral cooling pipe 2a, and certain influence can be caused to the quality of cooling water, at present, the cooler generally needs to be disassembled to manually clean the inner wall of the shell 1a and the outer wall of the cooling pipe 2a, the cleaning is very troublesome, and the cleaning effect is not good.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the cooler for the compressor with the descaling function is not required to be disassembled during descaling, can realize automatic descaling and has a good descaling effect.
The technical solution of the invention is as follows: the utility model provides a cooler for compressor with scale removal function, includes the casing and sets up the cooling tube in the casing, its characterized in that: the shell comprises an inner container and an outer container, the cooling pipe is arranged in the inner container, an electromagnetic oscillation magnetic field assembly for generating a cavitation effect and an electromagnetic stirring magnetic field assembly for generating forced stirring are sequentially arranged between interlayers of the inner container and the outer container, the electromagnetic oscillation magnetic field assembly comprises a first electromagnetic element arranged on the inner side and used for generating a direct-current static magnetic field and a second electromagnetic element arranged on the outer side and used for generating an alternating-current alternating magnetic field, the frequency of the magnetic field generated by the electromagnetic oscillation magnetic field assembly is 900Hz-2800Hz, the intensity of the direct-current static magnetic field is 0-4.5T, the intensity of the alternating-current alternating magnetic field is 0-0.48T, the frequency of the magnetic field generated by the electromagnetic stirring magnetic field assembly is 2-38Hz, the magnetic field intensity is 0-0.48T, and the shell further comprises a settling chamber arranged at the bottom of the inner container, And the controller is arranged between the interlayers of the inner container and the outer container, the top of the settling chamber is provided with an automatic door capable of opening or closing the settling chamber, the electromagnetic oscillation magnetic field component, the electromagnetic stirring magnetic field component and the automatic door are all electrically connected with the controller, and the bottom of the settling chamber is provided with a sewage discharge device.
The working principle of the invention is as follows:
the cooler with the descaling function for the compressor firstly utilizes the electromagnetic oscillating magnetic field component to cavitate cooling water in the shell, and the impact, oscillation, expansion and burst effects generated in the cavitation process of the cooling water can strip off scale adsorbed on the inner wall of the shell and the outer wall of the cooling pipe; after the scale settled in the settling chamber is gathered to a certain amount, the automatic door at the top of the settling chamber is closed firstly, so that the cooling water settled above the settling chamber does not enter the settling chamber any more, and then the scale in the settling chamber is discharged by using the sewage discharge device.
After adopting the structure, the invention has the following advantages:
the cooler for the compressor with the descaling function automatically cleans water scales on the inner wall of the shell and the outer wall of the cooling pipe by adopting an electromagnetic technology, does not need manual cleaning or dismounting of the cooler, and does not directly contact with any part in the cooler, so that the cooler is convenient and simple to clean and cannot damage the cooler; in addition, the electromagnetic oscillating magnetic field assembly is adopted to strip the scale strongly, and then the electromagnetic stirring magnetic field assembly is adopted to prevent the stripped scale from being deposited on the cooling pipe again, so that the scale can be fully removed under the alternate action of the electromagnetic oscillating magnetic field assembly and the electromagnetic stirring magnetic field assembly, and the scale removing effect is obvious.
Preferably, a flocculating agent feeder is further arranged outside the shell, the flocculating agent feeder is communicated with the inner container through a pipeline and used for throwing a flocculating agent into the inner container to enable peeled scale to be accumulated and then quickly settle to the settling chamber, and an electromagnetic valve is arranged on the pipeline and electrically connected with the controller. This set up the usable flocculating agent and make the incrustation scale after peeling off subside fast, usable electromagnetic stirring magnetic field subassembly stirring flocculating agent simultaneously moreover makes behind flocculating agent and the incrustation scale intensive mixing, more is favorable to the incrustation scale fast focusing and subsides.
Preferably, a first turbidity detection device is arranged in the settling chamber, a second turbidity detection device is arranged in the middle of the inner container, the sewage discharge device is an electric sewage discharge device, and the first turbidity detection device, the second turbidity detection device and the sewage discharge device are all electrically connected with the controller. The arrangement can utilize a turbidity detecting device to detect the degree of scale in the settling chamber and in the middle of the inner container, thereby automatically controlling when the sewage draining device works.
The invention also aims to solve the technical problems that: the control method of the cooler for the compressor with the descaling function is provided, which does not need to be disassembled during descaling, can realize automatic descaling and has better descaling effect.
The other technical solution of the invention is as follows: a control method of a cooler for a compressor with a descaling function is characterized in that: it comprises the following steps:
(1) the controller controls an automatic door at the top of the settling chamber to be opened, and controls the electromagnetic oscillation magnetic field assembly and the electromagnetic stirring magnetic field assembly to alternately work for a period of time T1 and then stop;
(2) and judging whether the stop time exceeds T2 by the controller, if so, controlling the automatic door at the top of the settling chamber to close and controlling the sewage draining device to work.
After the method is adopted, the invention has the following advantages:
the control method of the cooler for the compressor with the descaling function adopts the electromagnetic technology to automatically clean water scales on the inner wall of the shell and the outer wall of the cooling pipe, does not need manual cleaning, does not need to disassemble the cooler, and can not be in direct contact with any part in the cooler, so that the cleaning is convenient and simple, and the cooler can not be damaged; in addition, the electromagnetic oscillating magnetic field assembly is adopted to strip the water scale strongly, and then the electromagnetic stirring magnetic field assembly is adopted to ensure that the stripped water scale cannot be deposited on the cooling pipe again, the water scale can be fully removed under the alternate action of the electromagnetic oscillating magnetic field assembly and the electromagnetic stirring magnetic field assembly, and the descaling effect is obvious; in addition, after a certain time of sedimentation, the automatic work of the sewage draining device can be controlled.
Preferably, the following steps are further included between the steps (1) and (2): the electromagnetic valve of the flocculating agent feeder is controlled by the controller to be closed after being opened for a period of time T3, and the electromagnetic stirring magnetic field assembly is started to work for a period of time T4 and then stopped. This setting pours into appropriate amount of flocculating agent into the inner bag, can make the quick gathering of incrustation scale of peeling off subside, starts electromagnetic stirring magnetic field subassembly work and can make flocculating agent and cooling water homogeneous mixing to more be favorable to the quick gathering of incrustation scale to subside.
Preferably, in the step (2), when the controller determines that the stop time exceeds T2, the controller further obtains a first turbidity value in the settling chamber detected by the first turbidity detecting device and a second turbidity value after the liner is clarified detected by the second turbidity detecting device, and determines whether to control the automatic door to close and the sewage draining device to operate according to the first turbidity value and the second turbidity value. The setting is not only according to the settling time, but also according to the accumulation degree of water scale in the settling chamber and the clarification degree of the inner container, whether to control the automatic door to close and the sewage discharge device to work is judged, so that the sewage discharge device works more reasonably.
Description of the drawings:
fig. 1 is a schematic structural view of a conventional cooler for a compressor;
fig. 2 is a schematic structural view of a cooler for a compressor in embodiment 1 of the present invention;
in the prior art figures: 1 a-a shell, 2 a-a cooling pipe, 3 a-a water inlet, 4 a-a water outlet, 5 a-a compressed gas inlet and 6 a-a compressed gas outlet;
in the figure of the invention: 1-shell, 2-cooling pipe, 3-inner container, 4-outer container, 5-upper end cover, 6-lower end cover, 7-compressed gas inlet, 8-compressed gas outlet, 9-water inlet, 10-water outlet, 11-electromagnetic oscillation magnetic field component, 12-electromagnetic stirring magnetic field component, 13-first electromagnetic element, 14-second electromagnetic element, 15-settling chamber, 16-controller, 17-automatic door, 18-sewage discharging device, 19-flocculant feeder, 20-liquid inlet, 21-electromagnetic valve, 22-first turbidity detecting device and 23-second turbidity detecting device.
Detailed Description
The invention is further described with reference to the following embodiments in conjunction with the accompanying drawings.
Example 1:
a cooler with a descaling function for a compressor comprises a shell 1 and a cooling pipe 2 arranged in the shell 1, wherein the shell 1 comprises an inner container 3, an outer container 4, an upper end cover 5 and a lower end cover 6 for closing the upper end and the lower end of the inner container 3 and the lower end of the outer container 4, the cooling pipe 2 is arranged in the inner container 3, the cooling pipe 2 is generally spiral, an electromagnetic oscillating magnetic field assembly 11 for generating a cavitation effect and an electromagnetic stirring magnetic field assembly 12 for generating forced stirring are sequentially arranged between interlayers of the inner container 3 and the outer container 4, the electromagnetic oscillating magnetic field assembly 11 comprises a first electromagnetic element 13 arranged on the inner side and used for generating a direct-current static magnetic field and a second electromagnetic element 14 arranged on the outer side and used for generating an alternating-current magnetic field, the frequency of a magnetic field generated by the electromagnetic oscillating magnetic field assembly 11 is 900Hz-2800Hz, the intensity of the direct current static magnetic field is 0-4.5T, the intensity of the alternating current alternating magnetic field is 0-0.48T, the frequency of the magnetic field generated by the electromagnetic stirring magnetic field component 12 is 2-38Hz, the magnetic field intensity is 0-0.48T, the electromagnetic stirring magnetic field component also comprises a settling chamber 15 arranged at the bottom of the inner container 3 and a controller 16 arranged between the interlayer of the inner container 3 and the outer container 4, an automatic door 17 capable of opening or closing the settling chamber 15 is arranged at the top of the settling chamber 15, the electromagnetic stirring magnetic field component 11, the electromagnetic stirring magnetic field component 12 and the automatic door 17 are all electrically connected with the controller 16, a sewage discharge device 18 is arranged at the bottom of the settling chamber 15, the electromagnetic stirring magnetic field component 11, the electromagnetic stirring magnetic field component 12, the controller 16, the automatic door 17, the controller 16 and the sewage discharge device 18 can adopt the prior art, and the main part of the controller is a single chip microcomputer or a DSP, in addition, in this embodiment, the upper end cover 5 is provided with a water inlet 9 communicated with the inner container 3 and a compressed gas inlet 7 communicated with the gas inlet end of the cooling pipe 2 in the inner container 3, a water outlet 10 extending out of the outer container 4 and a compressed gas outlet 8 communicated with the gas outlet end of the cooling pipe 2 are arranged at the bottom of the inner container 3 and above the settling chamber 15, so that the water inlet 9, the water outlet 10, the compressed gas inlet 7 and the compressed gas outlet 8 are all kept away from the settling chamber 15.
The working principle of the invention is as follows:
the cooler with the descaling function for the compressor firstly utilizes the electromagnetic oscillation magnetic field component 11 to cavitate the cooling water in the shell 1, the impact, oscillation, expansion and burst effects generated in the cavitation process of the cooling water can peel off the water scale adsorbed on the inner wall of the shell 1 and the outer wall of the cooling pipe 2, and then utilizes the electromagnetic stirring magnetic field component 12 to forcibly stir the peeled water scale and the cooling water, so that the water scale is not deposited on the cooling pipe 2 again after being peeled off, but can be deposited in the settling chamber 15, the electromagnetic oscillation magnetic field component 11 and the electromagnetic stirring magnetic field component 12 alternately work, and the water scale can be fully peeled off and settled in the settling chamber 15; after the scale settled in the settling chamber 15 is accumulated to a certain amount, the automatic door 17 at the top of the settling chamber 15 is closed, so that the cooling water clarified above the settling chamber 15 does not enter the settling chamber 15 any more, and then the scale in the settling chamber 15 is discharged by the sewage discharge device 18.
The cooler for the compressor with the descaling function automatically cleans water scales on the inner wall of the shell 1 and the outer wall of the cooling pipe 2 by adopting an electromagnetic technology, does not need manual cleaning or dismounting of the cooler, and cannot be directly contacted with any part in the cooler, so that the cooler is convenient and simple to clean and cannot damage the cooler; in addition, the electromagnetic oscillating magnetic field component 11 is adopted to strip the scale strongly, and then the electromagnetic stirring magnetic field component 12 is adopted to prevent the stripped scale from depositing on the cooling pipe 2 again, so that the scale can be fully removed under the alternate action of the electromagnetic oscillating magnetic field component and the electromagnetic stirring magnetic field component, and the scale removing effect is obvious.
Preferably, a flocculating agent feeder 19 is further arranged outside the shell 1, the flocculating agent is prepared by adopting the prior art, the flocculating agent feeder 19 is communicated with the inner container 3 through a pipeline, the embodiment is communicated with the inner container 3 through a liquid inlet 20 on the upper end cover 5 and is used for throwing the flocculating agent into the inner container 3 to enable peeled scale to be accumulated and then quickly settle to the settling chamber 15, an electromagnetic valve 21 is arranged on the pipeline, and the electromagnetic valve 21 is electrically connected with the controller 16. This set up the usable flocculating agent and make the incrustation scale after peeling off subside fast, usable electromagnetic stirring magnetic field subassembly 12 stirring flocculating agent simultaneously moreover makes behind flocculating agent and the incrustation scale intensive mixing, more is favorable to incrustation scale fast focusing and subsides.
Preferably, a first turbidity detection device 22 is arranged in the settling chamber 15, a second turbidity detection device 23 is arranged in the middle of the inner container 3, the sewage discharge device 18 is an electric sewage discharge device, the first turbidity detection device 22, the second turbidity detection device 23 and the sewage discharge device 18 are all electrically connected with the controller 16, and the first turbidity detection device 22 and the second turbidity detection device 23 can be realized by adopting the prior art. This arrangement allows the level of scale in the settling chamber 15 and in the middle of the inner container 3 to be detected by means of a turbidity detecting means, thereby automatically controlling when the drain 18 is in operation.
Example 2: a control method of a cooler for a compressor with a descaling function comprises the following steps:
(1) the controller 16 controls the automatic door 17 at the top of the settling chamber 15 to open, and controls the electromagnetic oscillation magnetic field assembly 11 and the electromagnetic stirring magnetic field assembly 12 to alternately work for a period of time T1 and then stop;
(2) the electromagnetic valve 21 of the flocculating agent feeder 19 is controlled by the controller 16 to be opened for a period of time T3 and then closed, and meanwhile, the electromagnetic stirring magnetic field assembly 12 is started to work for a period of time T4 and then stopped;
(3) the controller 16 determines whether the stop time exceeds T2, if yes, the controller 16 obtains a first turbidity value in the settling chamber 15 detected by the first turbidity detecting device 22 and a second turbidity value of the liner 3 after clarification detected by the second turbidity detecting device 23, and then determines whether to control the automatic door 17 at the top of the settling chamber 15 to close and control the sewage draining device 18 to work according to the first turbidity value and the second turbidity value.
Claims (6)
1. The utility model provides a cooler for compressor with scale removal function, includes casing (1) and sets up cooling tube (2) in casing (1), its characterized in that: the shell (1) comprises an inner container (3) and an outer container (4), the cooling pipe (2) is arranged in the inner container (3), an electromagnetic oscillation magnetic field assembly (11) for generating a cavitation effect and an electromagnetic stirring magnetic field assembly (12) for generating forced stirring are sequentially arranged between interlayers of the inner container (3) and the outer container (4), the electromagnetic oscillation magnetic field assembly (11) comprises a first electromagnetic element (13) arranged on the inner side and used for generating a direct-current static magnetic field and a second electromagnetic element (14) arranged on the outer side and used for generating an alternating-current alternating magnetic field, the frequency of a magnetic field generated by the electromagnetic oscillation magnetic field assembly (11) is 900Hz-2800Hz, the intensity of the direct-current static magnetic field is 0-4.5T, the intensity of the alternating-current alternating magnetic field is 0-0.48T, and the frequency of a magnetic field generated by the electromagnetic stirring magnetic field assembly (12) is 2-38Hz, magnetic field intensity is 0-0.48T, still including setting up sedimentation chamber (15) in inner bag (3) bottom and setting up controller (16) between the intermediate layer of inner bag (3) and outer courage (4), the top of sedimentation chamber (15) is equipped with automatically-controlled door (17) that can open or close sedimentation chamber (15), electromagnetic oscillation magnetic field subassembly (11), electromagnetic stirring magnetic field subassembly (12), automatically-controlled door (17) all are connected with controller (16) electricity, the bottom of sedimentation chamber (15) is equipped with waste fitting discharging (18).
2. The cooler with descaling function for compressors according to claim 1, wherein: the device is characterized in that a flocculating agent feeder (19) is further arranged outside the shell (1), the flocculating agent feeder (19) is communicated with the inner container (3) through a pipeline and used for putting a flocculating agent into the inner container (3) to enable peeled scale to be rapidly settled to the settling chamber (15) after being gathered, an electromagnetic valve (21) is arranged on the pipeline, and the electromagnetic valve (21) is electrically connected with the controller (16).
3. The cooler with descaling function for compressors according to claim 1, wherein: be equipped with first turbidity detection device (22) in sedimentation chamber (15), the middle part of inner bag (3) is equipped with second turbidity detection device (23), waste fitting discharging (18) are electronic waste fitting discharging (18), first turbidity detection device (22), second turbidity detection device (23), waste fitting discharging (18) all are connected with controller (16) electricity.
4. A control method of a cooler for a compressor with a descaling function is characterized in that: it comprises the following steps:
(1) the controller (16) controls an automatic door (17) at the top of the settling chamber (15) to open, and controls the electromagnetic oscillation magnetic field assembly (11) and the electromagnetic stirring magnetic field assembly (12) to alternately work for a period of time T1 and then stop;
(2) the controller (16) judges whether the stop time exceeds T2, if yes, the automatic door (17) at the top of the settling chamber (15) is controlled to be closed, and the sewage draining device (18) is controlled to work.
5. The method of controlling a cooler for a compressor with a descaling function according to claim 4, wherein: the method also comprises the following steps between the steps (1) and (2): the electromagnetic valve (21) of the flocculating agent feeder (19) is controlled by the controller (16) to be opened for a period of time T3 and then closed, and meanwhile, the electromagnetic stirring magnetic field assembly (12) is started to work for a period of time T4 and then stopped.
6. The method of controlling a cooler for a compressor with a descaling function according to claim 4, wherein: and (2) when the controller (16) judges that the stop time exceeds T2, the controller (16) acquires a first turbidity value in the settling chamber (15) detected by the first turbidity detection device and a second turbidity value after the liner (3) is clarified detected by the second turbidity detection device (23), and judges whether to control the automatic door (17) to close and the sewage discharge device (18) to work or not according to the first turbidity value and the second turbidity value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911264299.0A CN110905772A (en) | 2019-12-11 | 2019-12-11 | Cooler with descaling function for compressor and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911264299.0A CN110905772A (en) | 2019-12-11 | 2019-12-11 | Cooler with descaling function for compressor and control method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110905772A true CN110905772A (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911264299.0A Pending CN110905772A (en) | 2019-12-11 | 2019-12-11 | Cooler with descaling function for compressor and control method thereof |
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| CN (1) | CN110905772A (en) |
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| CN203461859U (en) * | 2013-08-21 | 2014-03-05 | 杭州晓凯科技有限公司 | Automatic sludge flotation device |
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Application publication date: 20200324 |