CN104864769A - Rubber ball cleaning device - Google Patents
Rubber ball cleaning device Download PDFInfo
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- CN104864769A CN104864769A CN201510321743.3A CN201510321743A CN104864769A CN 104864769 A CN104864769 A CN 104864769A CN 201510321743 A CN201510321743 A CN 201510321743A CN 104864769 A CN104864769 A CN 104864769A
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- ball
- pipeline
- glueballs
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- condenser
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Abstract
The invention discloses a rubber ball cleaning device. A condenser is communicated with a water tank; a water outlet pipe and a water inlet pipe are arranged between the water tank and the condenser; the water outlet pipe and the water inlet pipe both are communicated with a water tank and a condenser; the water inlet pipe is communicated with a first rubber ball pipeline; the first rubber ball pipeline is communicated with the water inlet pipe, and the other end of the first rubber ball pipeline is communicated with a second rubber ball pipeline; the second rubber ball pipeline is communicated with a third rubber ball pipeline; the third rubber ball pipeline is communicated with the water outlet pipe; a first ball valve is arranged on the first rubber ball pipeline; a ball holding chamber and a rubber ball pump are arranged on the second rubber ball pipeline; a rubber ball is arranged in the ball holding chamber; a weighing device is mounted at the bottom end of the ball holding chamber and connected with a flash alarm; a second ball valve is arranged on the third rubber ball pipeline; a ball recovery net is arranged in the water outlet pipe; a filter screen is arranged in the water inlet pipe. According to the device, a condenser cooling pipe can be cleaned without reducing the load of a steam turbine, and therefore, the heat transfer effect of the condenser is improved and the service life of the cooling pipe is prolonged.
Description
Technical field
The present invention relates to a kind of device, especially relate to a kind of ball cleaning apparatus.
Background technology
Steam turbine is the rotary power machinery power conversion of steam being become mechanical power.Also known as steam turbine.Main prime mover being used as generating, also can the various pump of Direct driver, blower fan, compressor and propeller for vessels etc.The steam discharge of steam turbine or intermediate extraction can also be utilized to meet and to produce and heat supply needs in life.Steam turbine is a kind of is power with steam, and is the rotating machinery of mechanical power by the thermal energy of steam, is most widely used prime mover in modern thermal power plant.Steam turbine is the external combustion rotary machinery that steam thermal energy can be converted into mechanical power, after entering steam turbine, successively through nozzle and the movable vane of a series of loop configurations, is the mechanical energy that turbine rotor rotates by the thermal energy of steam from the steam of boiler.Steam, in steam turbine, carries out power conversion by different way, just constitutes the steam turbine of different operating principle.Steam turbine has the advantages such as single-machine capacity is large, efficiency is high, the life-span is long.Due to the development of metallurgical technology, steam turbine structure is made to there has also been significant improvement.Large-sized unit generally have employed the double-decker of HP-IP combined casing, and High inter case adopts a roots rotor structure, and high, medium and low voltage rotor all adopts monobloc forging structure, and bearing more have employed tilting bush structure.After condenser long-term work in steam turbine, its condenser pipe produces fouling and causes corrosion, have impact on service life, and cause the thermal efficiency of steam turbine to reduce, affect the generating efficiency of steam turbine, cause the waste of energy, and existing loaded down with trivial details to the cleaning process of condenser in steam turbine, be all adopt the form of perfusion acid & alkali liquid to remove fouling, cleaning efficiency is low, and easily cause destruction to condenser pipe, affect the service life of condenser pipe.
Summary of the invention
The object of the invention is to overcome above-mentioned existing loaded down with trivial details to the cleaning process of condenser in steam turbine, cleaning efficiency is low, easily cause the destruction to condenser pipe, affect the service life of condenser pipe, reduce the problem of the thermal efficiency of steam turbine, devise a kind of ball cleaning apparatus, this device when steam turbine not load shedding clean Cooling Tubes of Condenser, improve the heat-transfer effect of condenser, prevent turbine thermodynamic efficiency from reducing because back pressure raises, can prevent cooling tube from corroding because of fouling simultaneously, extend the service life of cooling tube, solve existing loaded down with trivial details to the cleaning process of condenser in steam turbine, cleaning efficiency is low, easily cause the destruction to condenser pipe, affect the service life of condenser pipe, reduce the problem of the thermal efficiency of steam turbine.
Object of the present invention is achieved through the following technical solutions: a kind of ball cleaning apparatus, comprise condenser, described condenser is communicated with water tank, outlet pipe and water inlet pipe is provided with between water tank and condenser, outlet pipe and water inlet pipe are communicated with condenser with water tank all simultaneously, the junction of water inlet pipe and water tank is positioned at the below of the junction of outlet pipe and water tank, water inlet pipe is communicated with glueballs pipeline one, one end of glueballs pipeline one is communicated with water inlet pipe, the other end is communicated with glueballs pipeline two, glueballs pipeline two is communicated with glueballs pipeline three away from one end of glueballs pipeline one, glueballs pipeline three is communicated with outlet pipe, glueballs pipeline one is provided with ball valve one, and ball valve one can cut off glueballs pipeline one, glueballs pipeline two is provided with ball collector and Rubber ball pump, glueballs pipeline two is communicated with the inside of Rubber ball pump with the inside of ball collector successively, glueballs is provided with in ball collector, the bottom of ball collector is provided with gravity measure device, gravity measure device is connected with flash alarm, and ball collector is near the junction of glueballs pipeline two and glueballs pipeline one, and Rubber ball pump is near the junction of glueballs pipeline two and glueballs pipeline three, glueballs pipeline three is provided with ball valve two, and ball valve two can cut off glueballs pipeline three, be provided with ball screen in described outlet pipe, the outer wall of the outer wall of ball screen and the contact internal walls of outlet pipe or ball screen is arranged on outlet pipe outside, and ball screen is arranged on the below of the junction of glueballs pipeline three and outlet pipe, be provided with screen pack in described water inlet pipe, the outer wall of the outer wall of screen pack and the contact internal walls of water inlet pipe or screen pack is arranged on the outside of water inlet pipe, and screen pack is arranged on the top of the junction of glueballs pipeline one and water inlet pipe.
Be provided with level switch in described water tank, level switch is connected with and flexibly connects rope, and flexibly connect rope one end and be connected with level switch, the other end is connected with the cavity top of water tank.
In sum, the invention has the beneficial effects as follows: this device when steam turbine not load shedding clean Cooling Tubes of Condenser, improve the heat-transfer effect of condenser, prevent turbine thermodynamic efficiency from reducing because back pressure raises, can prevent cooling tube from corroding because of fouling simultaneously, extend the service life of cooling tube, solve existing loaded down with trivial details to the cleaning process of condenser in steam turbine, cleaning efficiency is low, easily cause the destruction to condenser pipe, affect the service life of condenser pipe, reduce the problem of the thermal efficiency of steam turbine.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Mark and corresponding parts title in accompanying drawing: 1-condenser; 2-outlet pipe; 3-glueballs pipeline one; 4-glueballs pipeline three; 5-water inlet pipe; 6-flexibly connect rope; 7-ball valve two; 8-junction station one; 9-glueballs pipeline two; 10-ball collector; 11-flash alarm; 12-gravity measure device; 13-junction station two; 14-Rubber ball pump; 15-level switch; 16-water tank; 17-ball screen; 18-ball valve one; 19-screen pack.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment 1:
As shown in Figure 1, a kind of ball cleaning apparatus, comprise condenser 1, described condenser 1 is communicated with water tank 16, outlet pipe 2 and water inlet pipe 5 is provided with between water tank 16 and condenser 1, outlet pipe 2 and water inlet pipe 5 are communicated with condenser 1 with water tank 16 all simultaneously, the junction of water inlet pipe 2 and water tank 16 is positioned at the below of the junction of outlet pipe 2 and water tank 16, water inlet pipe 5 is communicated with glueballs pipeline 1, one end of glueballs pipeline 1 is communicated with water inlet pipe 5, the other end is communicated with glueballs pipeline 29, glueballs pipeline 29 is communicated with glueballs pipeline 34 away from one end of glueballs pipeline 1, glueballs pipeline 34 is communicated with outlet pipe 2, glueballs pipeline 1 is provided with ball valve 1, and ball valve 1 can cut off glueballs pipeline 1, glueballs pipeline 29 is provided with ball collector 10 and Rubber ball pump 14, glueballs pipeline 29 is communicated with the inside of Rubber ball pump 14 with the inside of ball collector 10 successively, glueballs is provided with in ball collector 10, the bottom of ball collector 10 is provided with gravity measure device 12, gravity measure device 12 is connected with flash alarm 11, and ball collector 10 is near the junction of glueballs pipeline 29 and glueballs pipeline 1, Rubber ball pump 14 is near the junction of glueballs pipeline 29 and glueballs pipeline 34, glueballs pipeline 34 is provided with ball valve 27, and ball valve 27 can cut off glueballs pipeline 34, be provided with ball screen 17 in described outlet pipe 2, the outer wall of the outer wall of ball screen 17 and the contact internal walls of outlet pipe 2 or ball screen 17 is arranged on outlet pipe 2 outside, and ball screen 17 is arranged on the below of the junction of glueballs pipeline 34 and outlet pipe 2, be provided with screen pack 19 in described water inlet pipe 5, the outer wall of the outer wall of screen pack 19 and the contact internal walls of water inlet pipe 5 or screen pack 19 is arranged on the outside of water inlet pipe 5, and screen pack 19 is arranged on the top of the junction of glueballs pipeline 1 and water inlet pipe 5.In the technical program, in order to the balance of the efficiency and system pressure that improve cleaning, two outlet pipes are symmetricly set on condenser, water inlet pipe is also two, each root water inlet pipe all connects a glueballs pipeline 1, the junction of glueballs pipeline 1 adopts junction station 1 to connect, and glueballs pipeline 29 is communicated with junction station 1, in like manner each root outlet pipe connects a glueballs pipeline 34, the junction of glueballs pipeline 34 adopts junction station 2 13 to connect, and glueballs pipeline 29 is communicated with junction station 2 13, select suitable sponge glueballs, the hygrometric state diameter of ball is more bigger than cooling tube internal diameter (about 1-2mm), and hygrometric state proportion and aqueous phase near.Sponge glueballs is put into ball collector from ball collector hand hole, and quantity is 7% ~ 13% of condenser intake chamber cooling tube number.Then start Rubber ball pump, open the control ball valve in system, under the effect of Rubber ball pump, glueballs is just under the current slightly higher than circulating water intake pressure drive, and send into circulating water inlet, along with the flowing of recirculated water, glueballs enters condenser water box.Because of the elastomer that glueballs is a multidimensional micropore softness, under the effect of recirculated water inlet and outlet pressure difference, be extruded by cooling tube, cooling tube internal diameter is once cleaned, make inside pipe wall dirt with, current take glueballs out of by entering ball screen after condenser tube together with recirculated water, under the stop of ball screen plate, glueballs are separated, extracted out by glueballs delivery pump subsequently, enter ball collector again, so circulate, glueballs continuous automatic scrubbing Cooling Tubes of Condenser inwall makes it to keep clean.This system when steam turbine not load shedding clean Cooling Tubes of Condenser, improve the heat-transfer effect of condenser, prevent turbine thermodynamic efficiency from reducing because back pressure raises, can prevent cooling tube from corroding because of fouling simultaneously, extend the service life of cooling tube, solve existing loaded down with trivial details to the cleaning process of condenser in steam turbine, cleaning efficiency is low, easily cause the destruction to condenser pipe, affect the service life of condenser pipe, reduce the problem of the thermal efficiency of steam turbine.
Ball screen is the key equipment reclaiming glueballs in ball cleaning apparatus of condenser, it is arranged in the outlet pipeline of condenser recirculated water, from condenser recirculated water out and glueballs after ball screen, recirculated water goes out from ball screen plate current, and glueballs is regained by ball screen, and flow to glueballs delivery pump feeding ball collector, for recirculation by glueballs fairlead.
Ball collector is for adding ball, receiving ball, change the shuttle and observing a kind of equipment of glueballs ruuning situation in ball cleaning apparatus of condenser.It is made up of shell, funnel, transfer valve etc., and is furnished with observation window, steam bleeding Draw off valve etc.In ball collector, the number change of glueballs is shown by gravity measure device 12, when gravity measure device 12 record weigh less than the minimum of setting time, then buzzing flashing light alarm is carried out in flash alarm 11 prompting, remind the abnormal conditions that maintainer's system occurs, avoid glueballs to occur stuck phenomenon in the duct, affect the carrying out of cleaning.
Glueballs delivery pump is a kind of accessible centrifugal pump, is the power-equipment of glueballs circulation conveying in ball cleaning apparatus of condenser.Blocking can not be produced and cut in the process of conveying glueballs and damage glueballs phenomenon.Except being applicable to conveying glueballs, can also be applicable to carry containing the little solid matter mixed liquor of abrasivity.
Junction station is a three-way pipe or valve.Glueballs can be made to enter the condenser side needing cleaning by the switching of wherein guide plate.It also can be used as and uses with the distribution three-way pipe of glueballs pipe converging of ball screen glueballs fairlead.
Be provided with level switch 15 in described water tank 16, level switch 15 is connected with and flexibly connects rope 6, and flexibly connect rope 6 one end and be connected with level switch 15, the other end is connected with the cavity top of water tank 16.Water in water tank 16 recycles, therefore need to carry out moment monitoring to the water level in water tank 16, prevent the water level in water tank 16 or water shortage, cleaning is caused to carry out, therefore be provided with level switch 15 to detect, level switch 15 itself is existing equipment, in the technical program, the parts that rope 6 is used as connecting level switch 15 are flexibly connected by utilizing, level switch 15 is made to be all the time under the effect of self gravitation and buoyancy of water, remain on level floating, accurately can obtain water level, be convenient to people according to the information feed back obtained to determine whether add water.
The above; it is only preferred embodiment of the present invention; not any pro forma restriction is done to the present invention, every according to technology of the present invention, method in fact to any simple modification, equivalent variations that above embodiment is done, all fall within protection scope of the present invention.
Claims (4)
1. a ball cleaning apparatus, it is characterized in that: comprise condenser (1), described condenser (1) is communicated with water tank (16), outlet pipe (2) and water inlet pipe (5) is provided with between water tank (16) and condenser (1), outlet pipe (2) and water inlet pipe (5) are communicated with condenser (1) with water tank (16) all simultaneously, the junction of water inlet pipe (2) and water tank (16) is positioned at the below of the junction of outlet pipe (2) and water tank (16), water inlet pipe (5) is communicated with glueballs pipeline one (3), one end of glueballs pipeline one (3) is communicated with water inlet pipe (5), the other end is communicated with glueballs pipeline two (9), glueballs pipeline two (9) is communicated with glueballs pipeline three (4) away from one end of glueballs pipeline one (3), glueballs pipeline three (4) is communicated with outlet pipe (2), glueballs pipeline one (3) is provided with ball valve one (18), and ball valve one (18) can cut off glueballs pipeline one (3), glueballs pipeline two (9) is provided with ball collector (10) and Rubber ball pump (14), glueballs pipeline two (9) is communicated with the inside of Rubber ball pump (14) with the inside of ball collector (10) successively, ball collector is provided with glueballs in (10), the bottom of ball collector (10) is provided with gravity measure device (12), gravity measure device (12) is connected with flash alarm (11), and the junction of the close glueballs pipeline two (9) of ball collector (10) and glueballs pipeline one (3), the junction of the close glueballs pipeline two (9) of Rubber ball pump (14) and glueballs pipeline three (4), glueballs pipeline three (4) is provided with ball valve two (7), and ball valve two (7) can cut off glueballs pipeline three (4).
2. a kind of ball cleaning apparatus according to claim 1, it is characterized in that: in described outlet pipe (2), be provided with ball screen (17), the outer wall of the outer wall of ball screen (17) and the contact internal walls of outlet pipe (2) or ball screen (17) is arranged on outlet pipe (2) outside, and ball screen (17) is arranged on the below of the junction of glueballs pipeline three (4) and outlet pipe (2).
3. a kind of ball cleaning apparatus according to claim 1, it is characterized in that: in described water inlet pipe (5), be provided with screen pack (19), the outer wall of the outer wall of screen pack (19) and the contact internal walls of water inlet pipe (5) or screen pack (19) is arranged on the outside of water inlet pipe (5), and screen pack (19) is arranged on the top of the junction of glueballs pipeline one (3) and water inlet pipe (5).
4. a kind of ball cleaning apparatus according to claim 1, it is characterized in that: in described water tank (16), be provided with level switch (15), level switch (15) is connected with and flexibly connects rope (6), flexibly connect rope (6) one end to be connected with level switch (15), the other end is connected with the cavity top of water tank (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321743.3A CN104864769A (en) | 2015-06-12 | 2015-06-12 | Rubber ball cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321743.3A CN104864769A (en) | 2015-06-12 | 2015-06-12 | Rubber ball cleaning device |
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| Publication Number | Publication Date |
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| CN104864769A true CN104864769A (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510321743.3A Pending CN104864769A (en) | 2015-06-12 | 2015-06-12 | Rubber ball cleaning device |
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| CN (1) | CN104864769A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091798A (en) * | 2016-06-14 | 2016-11-09 | 华电电力科学研究院 | A kind of condenser ball cleaning structure and Application way |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04356697A (en) * | 1991-05-31 | 1992-12-10 | Kawaju Reinetsu Kogyo Kk | Automated heat transfer pipe cleaning apparatus |
| JPH05280890A (en) * | 1992-04-01 | 1993-10-29 | Kawaju Reinetsu Kogyo Kk | Automatic cleaning apparatus for heat transfer tube |
| US5630471A (en) * | 1993-06-23 | 1997-05-20 | Taprogge Gmbh | Apparatus for transferring cleaning bodies for a heat exchange through which can flow a cooling fluid |
| CN2372671Y (en) * | 1998-12-24 | 2000-04-05 | 舒良 | Weighing device for semicontinuous automatic feeding or unloading |
| CN101504263A (en) * | 2009-03-04 | 2009-08-12 | 沈忠东 | Ball cleaning apparatus of condenser and its control mode |
| CN101726213A (en) * | 2009-09-29 | 2010-06-09 | 北京北交富沃机电工程科技有限公司 | On-line cleaning system for central air conditioning condenser |
| CN201983650U (en) * | 2010-09-03 | 2011-09-21 | 上海海鼎实业发展有限公司 | Separated heat transfer spray closed cooling tower |
| CN103471453A (en) * | 2013-09-15 | 2013-12-25 | 黑龙江宏宇电站设备有限公司 | Automatic cleaning device and cleaning method for power plant condenser rubber balls |
-
2015
- 2015-06-12 CN CN201510321743.3A patent/CN104864769A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04356697A (en) * | 1991-05-31 | 1992-12-10 | Kawaju Reinetsu Kogyo Kk | Automated heat transfer pipe cleaning apparatus |
| JPH05280890A (en) * | 1992-04-01 | 1993-10-29 | Kawaju Reinetsu Kogyo Kk | Automatic cleaning apparatus for heat transfer tube |
| US5630471A (en) * | 1993-06-23 | 1997-05-20 | Taprogge Gmbh | Apparatus for transferring cleaning bodies for a heat exchange through which can flow a cooling fluid |
| CN2372671Y (en) * | 1998-12-24 | 2000-04-05 | 舒良 | Weighing device for semicontinuous automatic feeding or unloading |
| CN101504263A (en) * | 2009-03-04 | 2009-08-12 | 沈忠东 | Ball cleaning apparatus of condenser and its control mode |
| CN101726213A (en) * | 2009-09-29 | 2010-06-09 | 北京北交富沃机电工程科技有限公司 | On-line cleaning system for central air conditioning condenser |
| CN201983650U (en) * | 2010-09-03 | 2011-09-21 | 上海海鼎实业发展有限公司 | Separated heat transfer spray closed cooling tower |
| CN103471453A (en) * | 2013-09-15 | 2013-12-25 | 黑龙江宏宇电站设备有限公司 | Automatic cleaning device and cleaning method for power plant condenser rubber balls |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091798A (en) * | 2016-06-14 | 2016-11-09 | 华电电力科学研究院 | A kind of condenser ball cleaning structure and Application way |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150826 |
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| RJ01 | Rejection of invention patent application after publication |