CN101726213B - On-line cleaning system for central air conditioning condenser - Google Patents
On-line cleaning system for central air conditioning condenser Download PDFInfo
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- CN101726213B CN101726213B CN2009100934034A CN200910093403A CN101726213B CN 101726213 B CN101726213 B CN 101726213B CN 2009100934034 A CN2009100934034 A CN 2009100934034A CN 200910093403 A CN200910093403 A CN 200910093403A CN 101726213 B CN101726213 B CN 101726213B
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Abstract
The invention relates to an on-line cleaning system for a central air conditioning condenser, which comprises a ball loader and a ball receiver, wherein two ends of the condenser are communicated with cooling pipelines; the ball loader is divided into an upper container and a lower container by a grid; rubber balls are arranged in the upper container of the ball loader, and a water inlet, a ball return port and a ball outlet are arranged on the upper container; the pipeline by which the water inlet is communicated with the cooling water pipeline is a water inlet pipeline; the pipeline by which the ball outlet is communicated with a ball sprayer is a ball feeding pipeline; a nozzle of the ball sprayer is inserted into the cooling water pipeline at the inlet of the condenser; and the ball return port is communicated with the ball receiver to form a ball return pipeline. The invention is characterized in that a branch line is arranged on the ball return pipeline and a cooling water return pipeline, a check valve is arranged in the branch line, and a screen is arranged between the branch line and the ball return pipeline. The invention prevents the rubber balls from blocking at the outlet of a ball return device and prevents the rubber balls and rubbish from being squeezed on a ball receiving net surface, thereby avoiding causing water flow blockage and water pressure rise of the system; and the invention has the advantages of energy saving and stable system operation, the ball return rate of the rubber balls reaches 100%, and the pipelines of the condenser can be cleaned thoroughly.
Description
Technical field
The present invention relates to be used for cleaning the purging system of the condenser in the central air-conditioning, especially be used for cleaning the pipeline of the heat exchanger that in condenser, uses.
Background technology
The present invention is especially at the sort of purging system described in Chinese invention patent 96107005.6.Such purging system comprise with current together by pipeline swim from it side be circulated to its downstream bead, be used at pipe downstream side place separator system that bead is told from rill and be used for and will be circulated back to the recirculating system of pipeline upstream side.In Chinese invention patent 96107005.6, the final passage of recirculating system is connected to atmosphere; Separator system comprises: the grid of catching ball device housing that is connected to the pipe downstream side, this grid is positioned at catches ball device housing, constitute bead gatherer chamber, described grid is installed on the horizontal inclined plane of catching ball device housing and forms an acute angle with housing near the flow export of first passage.
Such purging system because final passage is connected to air, in the sewer outside the directly discharge system of cooling circulating water, has caused cooling circulating water constantly to run off in a large number, and the serious waste water resource also causes secondary pollution; In addition, the return of serve power of this system is from the continuous discharging cooling water of final passage and the pressure reduction current that produce drive bead flows to the recirculating system from separator, but, in case the pressure reduction deficiency occurs, then occurring ball does not immediately get back in the recirculating system, ball overstocks in separator, has caused: 1, return of serve quantity not sufficient has directly influenced each cleaning performance; 2, the fault of construction owing to separator system adds that bead overstocks, and the resistance of separator system strengthens, and pressure reduction dwindles, and it is not enough not only to have strengthened return of serve, and has had a strong impact on flow, flow velocity and the pressure loss of cooling recirculation system, has caused the rate of heat exchange reduction; 3, numerous condenser tubes are not cleaned row, and the time has been grown fouling, the obstruction that condensation pipe just occurs, thereby have caused serious consequence.In addition, the position of the second channel of this system is located at a side opposite with first passage, the build-up of pressure loss, current are not smooth, bead is injected the motive force deficiency of cooling pipe, can not guarantee that the bead in the upper chamber all injects cooling water pipeline at short notice, has influenced each comprehensive cleaning performance.Moreover a condenser can only clean in a system of this system, and many condenser cleans just needs a plurality of purging systems, and its use cost is extremely expensive.Among the Chinese invention patent ZL200310112606, the automatic cleaning system in described a kind of water ballast formula condenser tubes, though it has overcome above-mentioned two kinds shortcoming and defect,, it also has the following disadvantages in running:
1. glueballs is blocked in the return of serve exit easily.
2. glueballs and rubbish are squeezed on the ball screen face, cause current to stop up, and the pressure of system water is risen, and waste energy.Simultaneously, influenced the stability of system works.
Summary of the invention
The objective of the invention is in order to overcome above-mentioned deficiency, a kind of central air-conditioning condenser on-line cleaning system be provided, it not only conserve water, energy savings, can not pollute, glueballs is not easy to be blocked in the return of serve exit.Glueballs and rubbish are not compressed on the ball screen face, have avoided causing current to stop up, and have avoided the pressure of system water to rise, and waste energy.Simultaneously, guaranteed the good automatic cleaning system of cleaning performance of the stability of system works.
The present invention is realized by following technical scheme: a kind of central air-conditioning condenser on-line cleaning system, comprise: ball feeder, condenser, ball collecting device, the condenser two ends are communicated with cooling pipe, described ball feeder is divided into two containers up and down by grid with it, in the described ball feeder upper container glueballs is set, and water inlet, return of serve mouth, ball mouth are set; The pipeline that described water inlet is communicated with cooling water pipeline is an inlet channel; The pipeline that ball mouth is communicated with spray ball device is the release pipeline, and the spout of spray ball device inserts the cooling water pipeline at condenser inlet place; Return of serve mouthful is communicated with a ball collecting device and forms a return of serve pipeline, describedly is provided with branch road on return of serve pipeline and CWR road, and check-valves is set in the branch road, and at branch road and return serve and between the pipeline screen cloth is set.
The delivery port of described ball feeder grid bottom water return outlet on ball screen top to the ball collecting device is provided with the backwater counter-flushing pipeline, and its backwater counter-flushing pipeline sets gradually receives ball pump, check-valves, dirt separator, hand-operated valve.
Set gradually check-valves, observation window from return of serve mouth to screen cloth on the described return of serve pipeline.
Described release pipeline sets gradually check-valves, hand-operated valve from ball mouth to spraying between the ball device.
Described inlet channel sets gradually motor-driven valve, hand-operated valve from water inlet to cooling water pipeline.
Between the ball screen ball mouth of described ball collecting device and the screen cloth hand-operated valve is set.
Central air-conditioning condenser on-line cleaning of the present invention system has following advantage:
1, its conserve water, energy savings.
2, can not cause water to pollute, protect environment.
3, glueballs is not easy to be blocked in the return of serve exit.Glueballs and rubbish are not compressed on the ball screen face, have avoided causing current to stop up, and have avoided the pressure of system water to rise energy savings.Simultaneously, guaranteed the good automatic cleaning system of cleaning performance of the stability of system works.
4, glueballs return of serve rate reaches 100%, guarantees whole cleaning of every pipeline of condenser put in place, has guaranteed that the inner condensing tube wall is in clean state all the time.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Number description:
1, ball feeder 4, check-valves 7, ball collecting device 10, screen cloth
2, receive ball pump 5, observation window 8, spray ball device 11, branch road
3, dirt separator 6, motor-driven valve 9, hand-operated valve 12, water return outlet
13, cooling tower 14, water inlet 15, return of serve mouth 16, ball mouth
17, delivery port 18, ball collecting device ball mouth 19, condenser
20, cooling water pipeline 101, grid 401-403, check-valves
701, ball screen 901-903, hand-operated valve
The specific embodiment
Embodiment
A kind of central air-conditioning condenser on-line cleaning system, as shown in Figure 1, comprise: ball feeder 1, condenser 19, ball collecting device 7, condenser 19 two ends are communicated with cooling pipe 20, described ball feeder 1 is divided into two containers up and down by grid 101 with it, in described ball feeder 1 upper container glueballs is set, and water inlet 14, return of serve mouth 15, ball mouth 16 are set; The pipeline that described water inlet 14 is communicated with cooling water pipeline 20 is an inlet channel; The pipeline that ball mouth 16 is communicated with spray ball device 8 is the release pipeline, and the spout of spray ball device 8 inserts the cooling water pipeline 20 at condenser inlet place; Return of serve mouthfuls 15 is communicated with ball collecting devices 7 and forms return of serve pipelines, describedly is provided with branch road 11 on return of serve pipeline and CWR road, and check-valves 403 is set in the branch road 11, and at branch road and return serve and between the pipeline screen cloth 10 is set.System water can be communicated with the CWR road by branch road 11, and glueballs enters the return of serve pipeline with water.Screen cloth 10 avoids entering branch road 11, thereby has avoided return of serve exit glueballs clogging.Check-valves 403 can prevent effectively that the water of the cooling water pipeline in receiving the ball process from entering receipts bulb road
The delivery port 17 of grid 101 bottoms of described ball feeder 1 is provided with the backwater counter-flushing pipeline to the water return outlet 12 on ball collecting device 7 interior ball screen 701 tops, and its backwater counter-flushing pipeline has set gradually receipts ball pump 2, check-valves 402, dirt separator 3, hand-operated valve 902.The effect of this backwater counter-flushing pipeline is: in the glueballs removal process, recycle-water can backwash ball screen web plate, effectively prevented ball screen folder ball phenomenon, simultaneously also the ball screen web plate has been carried out the cleaning backwash, thereby prevent to push on the ball screen or be stained with glueballs and rubbish, make system works reliable fully.
Set gradually check-valves 4, observation window 5 from return of serve mouth 15 to screen cloth 10 on the described return of serve pipeline.Can understand and control working state of system at any time by observation window 5 staff like this.
Between spray ball device 8, set gradually check-valves 401, hand-operated valve 902 from ball mouth 16 in the described release pipeline.
Described inlet channel 20 sets gradually motor-driven valve 6, hand-operated valve 9 from water inlet 14 to cooling water pipeline.
Between the ball screen ball mouth 18 of described ball collecting device 7 and the screen cloth 10 hand-operated valve 901 is set.
The described cooling tower 13 that on cooling water pipeline 20, is provided with.
Running:
1. all hand-operated valves of check system all are in opening;
2. power-on starts automatic running program.
3. cleaning process: motor-driven valve 6 receives system's start signal and opens opening time 20S.Cooling water enters ball feeder 1 under the pressure of native system cooling tower 13, cooling water is carrying and is cleaning glueballs by the spray ball device 8 water inlet front end that enters condenser 19 at random, clean glueballs with current by condenser 19 and take away attached to the impurity such as incrustation scale on condenser 19 tube walls.
4, motor-driven valve 6 cuts out after receiving the system closing signal, shut-in time 20S.Clean glueballs through behind the condenser 19, it is to be recycled to enter ball reclaim line etc. by ball collecting device 7.
5. glueballs removal process: Rubber ball pump 2 receives open command and opens opening time 20S.Clean glueballs and under the drive of current, come back to ball feeder 1,, clean glueballs and then stay in the ball feeder 1, wait for clean cycle next time because under the effect of the grid 101 in the ball feeder 1, current are sent back to the CWR road again through grid 101.
6, close 1, wash cycle of Rubber ball pump.So, the circulation that goes round and begins again.
In the course of the work:
1. cleaning glueballs quantity is 20% of condenser condenses pipe quantity.
2. clean the time that once approximately needs 70S, the water pump operation time is 30S.
3. operation in per 30 minutes once moves 20 times every day.The water pump total run time is 10 minutes
The circulation that goes round and begins again like this.Glueballs is continual to be cleaned condenser cooling tube inwall, thereby keeps the cleaning of pipe, has guaranteed the heat exchange effect that pipeline is good.
Experimental results show that: the present invention has following advantage:
1, its conserve water, energy savings.
2, can not cause water to pollute, protect environment.
3, glueballs is not easy to be blocked in the return of serve exit.Glueballs and rubbish are not compressed on the ball screen face, have avoided causing current to stop up, and have avoided the pressure of system water to rise energy savings.Simultaneously, guaranteed the good automatic cleaning system of cleaning performance of the stability of system works.
4, glueballs return of serve rate reaches 100%, guarantees whole cleaning of every pipeline of condenser put in place, has guaranteed that the inner condensing tube wall is in clean state all the time.
Claims (5)
1. central air-conditioning condenser on-line cleaning system, comprise: ball feeder (1), condenser (19), ball collecting device (7), condenser (19) two ends are communicated with cooling water pipeline (20), described ball feeder (1) is divided into two containers up and down by grid (101) with it, in described ball feeder (1) upper container glueballs is set, and water inlet (14), return of serve mouthful (15), ball mouth (16) are set; The pipeline that described water inlet (14) is communicated with cooling water pipeline (20) is an inlet channel; The pipeline that ball mouth (16) is communicated with spray ball device (8) is the release pipeline, and the spout of spray ball device (8) inserts the cooling water pipeline (20) at condenser inlet place; Return of serve mouthful (15) is communicated with ball collecting device (7) and forms the return of serve pipeline, it is characterized in that: on return of serve pipeline and cooling water pipeline (20), be provided with branch road (11), check-valves (403) is set in the branch road (11), and between branch road and return of serve pipeline, screen cloth (10) is set; The delivery port (17) of described ball feeder (1) grid (101) bottom is provided with the backwater counter-flushing pipeline to the water return outlet (12) on the interior ball screen of ball collecting device (7) (701) top, and its backwater counter-flushing pipeline sets gradually receives ball pump (2), check-valves (402), dirt separator (3), hand-operated valve (903).
2. central air-conditioning condenser on-line cleaning as claimed in claim 1 system is characterized in that: set gradually check-valves (4), observation window (5) from return of serve mouthful (15) a to screen cloth (10) on the described return of serve pipeline.
3. central air-conditioning condenser on-line cleaning as claimed in claim 1 system, it is characterized in that: described release pipeline sets gradually check-valves (401), hand-operated valve (902) from ball mouth (16) to spraying between the ball device (8).
4. central air-conditioning condenser on-line cleaning as claimed in claim 1 system, it is characterized in that: described inlet channel sets gradually motor-driven valve (6), hand-operated valve (9) from water inlet (14) to cooling water pipeline (20).
5. central air-conditioning condenser on-line cleaning as claimed in claim 1 system is characterized in that: between the ball screen ball mouth (18) of described ball collecting device (7) and the screen cloth (10) hand-operated valve (901) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100934034A CN101726213B (en) | 2009-09-29 | 2009-09-29 | On-line cleaning system for central air conditioning condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100934034A CN101726213B (en) | 2009-09-29 | 2009-09-29 | On-line cleaning system for central air conditioning condenser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101726213A CN101726213A (en) | 2010-06-09 |
| CN101726213B true CN101726213B (en) | 2011-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100934034A Expired - Fee Related CN101726213B (en) | 2009-09-29 | 2009-09-29 | On-line cleaning system for central air conditioning condenser |
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| Country | Link |
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| CN (1) | CN101726213B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102052878B (en) * | 2010-12-30 | 2012-06-27 | 溢泰鸿（天津）节能科技有限公司 | On-line automatic cleaning condenser system, manufacturing method and cleaning method |
| CN103712513B (en) * | 2012-10-07 | 2016-04-06 | 北京亿玮坤节能科技有限公司 | Online cleaning device for blast furnace slag flushing water heat exchanger |
| CN104864769A (en) * | 2015-06-12 | 2015-08-26 | 国网四川省电力公司绵阳供电公司 | Rubber ball cleaning device |
| CN105973060B (en) * | 2016-07-05 | 2017-12-01 | 西安西热节能技术有限公司 | It is a kind of using intelligent positioning, level pressure, variable pitching rubber ball cleaning system |
| CN109556448A (en) * | 2017-09-27 | 2019-04-02 | 宁波德业科技集团有限公司 | A kind of on-line cleaning system of condenser of central air conditioner |
| CN108458624A (en) * | 2018-04-09 | 2018-08-28 | 陈舜周 | The on-line Full energy-saving cleaning system of water cooled condenser bead and its control method |
| CN110594870A (en) * | 2018-06-13 | 2019-12-20 | 青岛海尔智能技术研发有限公司 | Self-cleaning heat exchanger and air conditioner |
| CN108548449A (en) * | 2018-06-15 | 2018-09-18 | 汪传发 | A kind of unpowered on-line cleaning device |
| KR102487485B1 (en) * | 2020-12-18 | 2023-01-11 | 한전 케이피에스 주식회사 | Wash member for ball circulation pipe of condenser tube cleaning system |
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2009
- 2009-09-29 CN CN2009100934034A patent/CN101726213B/en not_active Expired - Fee Related
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| CN101726213A (en) | 2010-06-09 |
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Granted publication date: 20111207 Termination date: 20190929 |