CN217424111U - Large-unit rubber ball cleaning multi-point service system - Google Patents
Large-unit rubber ball cleaning multi-point service system Download PDFInfo
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- CN217424111U CN217424111U CN202221336435.XU CN202221336435U CN217424111U CN 217424111 U CN217424111 U CN 217424111U CN 202221336435 U CN202221336435 U CN 202221336435U CN 217424111 U CN217424111 U CN 217424111U
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Abstract
The utility model provides a large unit rubber ball cleaning multi-point service system, which comprises a condenser water chamber, a circulating cooling water inlet pipeline, a circulating cooling water outlet pipeline, a ball collecting net and a rubber ball pump, wherein the circulating cooling water outlet pipeline is provided with the ball collecting net which is connected with the rubber ball pump through a ball collecting pipeline, a pump inlet valve is arranged between the ball collecting net and the rubber ball pump, and the centralized service pipeline group comprises a high-pressure centralized service pipeline and a low-pressure centralized service pipeline; the ball loading and returning device is connected with the rubber ball pump through a ball collecting pipeline, and is respectively connected with the high-pressure condenser water chamber through a high-pressure concentrated ball serving pipeline and connected with the low-pressure condenser water chamber through a low-pressure concentrated ball serving pipeline. The utility model discloses adopt the scheme that the condenser divide into high, low pressure condenser hydroecium to 600MW and above unit, use in the longer scene of pipeline for the rubber ball outbreak effect is better, and the heat exchange tube washs more fully in the condenser hydroecium.
Description
Technical Field
The utility model belongs to the technical field of thermal power factory condenser recirculating cooling water system, concretely relates to big unit rubber ball washs multiple spot system of serving for the washing of thermal power factory condenser heat exchange tube.
Background
Most of condenser circulating cooling water systems of the existing thermal power plants adopt rubber ball cleaning systems. The system can effectively remove the dirt of impurities attached to the inner wall of the heat exchange tube of the condenser in time, and improves the cleanliness of the inner wall of the heat exchange tube, so that the heat exchange efficiency is improved, the steam turbine unit can be kept to operate under the optimal design working condition, and the economical efficiency of a thermodynamic system is improved.
In a thermal power plant, a condenser is a heat exchanger that condenses steam discharged from a steam turbine into water and forms a vacuum inside the condenser, and a cooling medium of the condenser is circulating cooling water. Because 600MW and above thermal power generating unit's low pressure exhaust volume is great, the area that needs heat exchanger is very big, and then need arrange two condenser of establishing ties. However, the inlet water temperature of the circulating cooling water is low, so that the backpressure formed by the two condensers connected in series has a certain difference. The cooling water temperature of one of the condensers is low, so the formed backpressure is low, and the condenser is called as a low-pressure condenser; the other condenser connected in series with the condenser is called a high-pressure condenser because the formed back pressure is high because the temperature of the cooling water is high.
To 600MW and above unit, owing to arranged high pressure condenser and low pressure condenser after, because condenser inside cooling tube distribution area is big, the outburst effect of rubber ball is limited, can't realize the comprehensive cleaning effect of condenser cooling tube.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art with not enough, the utility model aims to provide a big unit rubber ball washs multiple spot service system has solved among the prior art the longer problem that the rubber ball got into condenser explosion effect is not enough in arranging the scene of service pipeline.
The technical scheme of the utility model as follows:
the large unit rubber ball cleaning multi-point service system comprises a condenser water chamber, a circulating cooling water inlet pipeline, a circulating cooling water outlet pipeline, a ball collecting net and a rubber ball pump, wherein the ball collecting net is arranged on the circulating cooling water outlet pipeline and is connected with the rubber ball pump through a ball collecting pipeline, a pump inlet valve is arranged between the ball collecting net and the rubber ball pump, and the large unit rubber ball cleaning multi-point service system further comprises a ball loading and returning device and a central service pipeline group;
the condenser water chamber comprises a high-pressure condenser water chamber and a low-pressure condenser water chamber which are connected in series through a high-pressure condenser water inlet pipeline;
the centralized ball serving pipeline group comprises a high-pressure centralized ball serving pipeline and a low-pressure centralized ball serving pipeline;
the ball loading and returning device is connected with the rubber ball pump through a ball collecting pipeline, the ball loading and returning device is connected with the high-pressure condenser water chamber through a high-pressure concentrated ball serving pipeline and connected with the low-pressure condenser water chamber through a low-pressure concentrated ball serving pipeline respectively, and the high-pressure concentrated ball serving pipeline is connected with a high-pressure condenser water inlet pipeline.
Preferably, the high-pressure centralized service pipeline comprises a first isolation valve and a first centralized service device which are connected through a high-pressure service main pipeline, and the low-pressure centralized service pipeline comprises a second isolation valve and at least one second centralized service device which are connected through a low-pressure service main pipeline.
Preferably, the circulating cooling water inlet pipeline is connected to a water inlet pipe orifice of the low-pressure condenser water chamber, and the circulating cooling water outlet pipeline is connected to a water outlet pipe orifice of the high-pressure condenser water chamber;
the ball outlet of the ball loading and returning device is respectively connected with the water inlet pipe orifice of the first centralized ball serving device and the water inlet pipe orifice of the second centralized ball serving device;
the service nozzle of the first centralized service device is connected with a high-pressure condenser water inlet pipeline through a high-pressure service main pipeline, and the service nozzle of the second centralized service device is connected with a circulating cooling water inlet pipeline through a low-pressure service main pipeline.
Preferably, the ball loading and returning device further comprises a first diverter and a third isolating valve, the first diverter is used for connecting the high-pressure centralized ball serving pipeline and the low-pressure centralized ball serving pipeline, and the third isolating valve is arranged between the ball loading and returning device and the first diverter.
Preferably, the high-pressure centralized serve pipeline further comprises a third centralized serve device connected through a high-pressure serve branch pipeline, and a serve pipe orifice of the third centralized serve device is connected with an inlet water chamber of the high-pressure condenser water chamber through the high-pressure serve branch pipeline.
Preferably, the high-pressure centralized ball serving device further comprises a second steering device arranged between the first isolation valve and the first centralized ball serving device, and the second steering device is used for connecting the high-pressure main ball serving pipe and the high-pressure branch ball serving pipe.
Preferably, the low-pressure centralized serve pipeline further comprises a fourth centralized serve device connected through a low-pressure serve branch pipeline, and a serve pipe orifice of the fourth centralized serve device is connected with an inlet water chamber of the low-pressure condenser water chamber through the low-pressure serve branch pipeline.
Preferably, the ball loading and returning device further comprises a third steering gear arranged between the second isolation valve and the ball loading and returning device, and the third steering gear is used for connecting the low-pressure service main pipeline and the low-pressure service branch pipeline.
Preferably, the first diverter, the second diverter and the third diverter adopt three-way ball valves or low-resistance water flow diversion devices.
Preferably, a first centralized ball serving device in the high-pressure centralized ball serving pipeline is arranged at a position close to a water inlet pipeline of the high-pressure condenser, and a second centralized ball serving device in the low-pressure centralized ball serving pipeline is arranged at a position close to a circulating cooling water inlet pipeline.
Compared with the prior art, the utility model has the following advantage:
(1) the utility model is suitable for a long distance pipeline arrangement in big unit concentrates the device of serve and arranges near recirculated cooling water inlet channel and need abluent condenser position of intaking, further increases the effect of the explosive serve of glueballs.
(2) The utility model discloses adopt the steering gear to be connected between the service main line and between main line and the branch pipeline to satisfy different regional concentrated service needs.
(3) The utility model discloses a dress ball and ball device that returns, it possesses the on-the-spot operation of arranging succinctly, being convenient for add the ball, receive the ball, brings the facility for production.
(4) The utility model discloses a plurality of pipeline of serve of concentrating possesses the advantage of multiple spot service, increases the effect of glueballs explosive service.
Drawings
FIG. 1 is a system diagram of a large unit rubber ball cleaning multi-point service system of the present invention;
FIG. 2 is a system diagram of embodiment 2;
FIG. 3 is a system diagram of embodiment 3;
FIG. 4 is a system diagram of embodiment 4;
the reference numbers of the present invention are listed as follows:
1-a condenser water chamber, 110-a high-pressure condenser water chamber, 120-a low-pressure condenser water chamber and 130-a high-pressure condenser water inlet pipeline;
2-circulating cooling water inlet pipeline, 3-circulating cooling water outlet pipeline, 4-ball collecting net, 5-rubber ball pump, 6-ball collecting pipeline, 7-pump inlet valve, 8-ball loading and returning device;
9-centralized service pipeline group, 910-high pressure centralized service pipeline, 911-main high pressure service pipeline, 912-first isolation valve, 913-first centralized service device, 914-branch high pressure service pipeline, 915-third centralized service device;
920-a low-pressure centralized ball serving pipeline, 921-a low-pressure ball serving main pipeline, 922-a second isolating valve, 923-a second centralized ball serving device, 924-a low-pressure ball serving branch pipeline and 925-a fourth centralized ball serving device;
10-third isolation valve, 11-first diverter, 12-second diverter, 13-third diverter.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy that the present invention can produce and the purpose that the present invention can achieve.
Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The present invention will be further explained with reference to the accompanying drawings.
Example 1
As shown in fig. 1, specifically, the large unit glue ball cleaning multipoint service system comprises a condenser water chamber 1, a circulating cooling water inlet pipeline 2, a circulating cooling water outlet pipeline 3, a ball collecting net 4 and a glue ball pump 5, wherein the circulating cooling water outlet pipeline 3 is provided with the ball collecting net 4, the ball collecting net 4 is connected with the glue ball pump 5 through a ball collecting pipeline 6, a pump inlet valve 7 is arranged between the ball collecting net 4 and the glue ball pump 5, and the large unit glue ball cleaning multipoint service system further comprises a ball loading and returning device 8 and a centralized ball sending pipeline group 9;
the condenser water chamber 1 comprises a high-pressure condenser water chamber 110 and a low-pressure condenser water chamber 120 which are connected in series through a high-pressure condenser water inlet pipeline 130;
the centralized service pipeline group 9 comprises a high-pressure centralized service pipeline 910 and a low-pressure centralized service pipeline 920;
the ball loading and returning device 8 is connected with the rubber ball pump 5 through a ball collecting pipeline 6, the ball loading and returning device 8 is respectively connected with the high-pressure condenser water chamber 110 through a high-pressure concentrated ball serving pipeline 910 and connected with the low-pressure condenser water chamber 120 through a low-pressure concentrated ball serving pipeline 920, and the high-pressure concentrated ball serving pipeline 910 is connected with the high-pressure condenser water inlet pipeline 130.
The ball receiving net 4 is a ball receiving net of all types.
Preferably, the high pressure centralized service pipe 910 includes a first isolation valve 912 and a first centralized service device 913 connected through a high pressure service main pipe 911, and the low pressure centralized service pipe 920 includes a second isolation valve 922 and at least one second centralized service device 923 connected through a low pressure service main pipe 921.
Preferably, the circulating cooling water inlet pipe 2 is connected to a water inlet pipe orifice of the low-pressure condenser water chamber 120, and the circulating cooling water outlet pipe 3 is connected to a water outlet pipe orifice of the high-pressure condenser water chamber 110;
the ball outlet of the ball loading and returning device 8 is respectively connected with the water inlet pipe orifice of the first centralized ball serving device 913 and the water inlet pipe orifice of the second centralized ball serving device 923;
the service nozzle of the first centralized service ball device 913 is connected with the high-pressure condenser water inlet pipeline 130 through the high-pressure service ball main pipeline 911, and the service nozzle of the second centralized service ball device 923 is connected with the recirculated cooling water inlet pipeline 2 through the low-pressure service ball main pipeline 921.
With this structure, the main high-pressure service pipe 911 and the main low-pressure service pipe 921 are directly connected to the rubber ball discharging port of the ball loading and returning device 8.
Example 2
On the basis of the embodiment 1, as shown in fig. 2, it is preferable that a first diverter 11 and a third isolation valve 10 are further included, the first diverter 11 is used for connecting the high-pressure centralized ball-serving pipeline 910 with the low-pressure centralized ball-serving pipeline 920, and the third isolation valve 10 is arranged between the ball-loading and ball-returning device 8 and the first diverter 11.
In this configuration, the first isolation valve 912 and the second isolation valve 922 of embodiment 1 may be replaced with the third isolation valve 10. Meanwhile, the first diverter 11 is used for connecting the pipelines, and the rubber balls carried by the outlet water flow of the ball loading and returning device 8 can be controlled to enter the high-pressure ball serving pipeline 910 or the low-pressure ball serving pipeline 920, so that the explosive ball serving process of the high-pressure condenser water chamber 110 and the low-pressure condenser water chamber 120 is changed.
According to the arrangement mode, the high-pressure centralized service pipeline 910 and the low-pressure centralized service pipeline 920 are connected through the first steering gear 11 instead of being directly connected with the ball loading and returning device 8, so that pipe openings on the ball loading and returning device 8 are reduced, and the cost is reduced.
Example 3
In addition to embodiment 1 or 2, as shown in fig. 3, as another specific solution, the high-pressure concentrated service pipe 910 further includes a third concentrated service device 915 connected by a high-pressure service branch pipe 914, and a service pipe mouth of the third concentrated service device 915 is connected to the inlet water chamber of the high-pressure condenser water chamber 110 by the high-pressure service branch pipe 914.
Preferably, a second diverter 12 is further included between the first isolation valve 912 and the first concentrated serve device 913, the second diverter 12 being for connecting the main high-pressure serve conduit 911 with the branch high-pressure serve conduit 914.
Preferably, the low-pressure centralized ball serving pipeline 920 further includes a fourth centralized ball serving device 925 connected through a low-pressure ball serving branch pipeline 924, and a ball serving pipe orifice of the fourth centralized ball serving device 925 is connected with the inlet water chamber of the low-pressure condenser water chamber 120 through the low-pressure ball serving branch pipeline 924.
Preferably, a third diverter 13 is further included and is installed between the second isolation valve 922 and the ball loading and returning device 8, and the third diverter 13 is used for connecting the low pressure service main pipe 921 and the low pressure service branch pipe 924.
According to the structure, according to the pipeline arrangement scene, if the pipeline distance is too long, a plurality of centralized ball serving devices can be additionally arranged on the branch pipelines, so that the rubber ball explosion effect is improved, and the cleaning efficiency is improved.
Example 4
On the basis of embodiment 1, 2 or 3, as shown in fig. 4, at compound big unit rubber ball washing multi-point service system, adopt big unit rubber ball washing multi-point service system, the first ball device 913 that serves in the pipeline 910 is concentrated to high pressure sets up near high pressure condenser inlet channel 130, the second ball device 923 that serves in the pipeline 920 is concentrated to low pressure sets up near recirculated cooling water inlet channel 2.
Furthermore, the explosive type service effect can be further improved by shortening the service pipeline distance.
With the structure, under the condition that a plurality of groups of condensers exist, the centralized ball serving device needs to be arranged close to the circulating cooling water inlet pipeline 2 so as to increase the rubber ball explosion effect.
The working principle of the utility model is as follows:
taking fig. 1-4 as an example, the operation of the glue ball cleaning multi-point service system is as follows:
no matter circulating cooling water taken from natural rivers and lakes, sea and urban reclaimed water are taken as circulating water, certain particle impurities and suspended matters exist in the water body. After the recirculated cooling water passes through the device of decontaminating, large granule debris are intercepted and are disposed in the water. The circulating water system is provided with a circulating pump and conveys cooling water to the circulating water system. Circulating water enters the low-pressure condenser water chamber 120 and the high-pressure condenser water chamber 110 through the circulating cooling water inlet pipeline 2, and circulating cooling water after absorbing heat is sent to a natural water body through the circulating cooling water outlet pipeline 3 or enters a cooling tower for heat dissipation and then reenters the circulating cooling water system through pumping, which is the operation flow of the circulating cooling water system. In order to prevent suspended matters such as slime carried in the circulating cooling water or high-concentration salt from depositing and scaling inside the cooling pipe in the condenser water chamber 1 to affect the heat exchange effect, the inside of the cooling pipe needs to be cleaned. The rubber ball cleaning system is arranged in a system formed by a circulating cooling water inlet pipeline 2, a circulating cooling water outlet pipeline 3 and a condenser water chamber 1 as a common cleaning mode.
(1) The rubber ball cleaning system is in a standby state: first centralized serve device 913 and second centralized serve device 923 are integrated equipment, and it has the ball-serving valve of fast action and receives the function of ball valve and storage ball to PLC controls, and its ball-serving valve and receiving valve are closed state under the off-state. The ball adding port of the ball loading and returning device 8 is opened, a sufficient number of qualified rubber balls are added, the ball adding port is closed, and the first isolation valve 912, the second isolation valve 922 (or the third isolation valve 10 is opened when the arrangement mode of the embodiment 2 is adopted) and the inlet valve 7 of the rubber ball pump are opened. The rubber ball cleaning system is in a standby state at the moment.
(2) The ball serving and ball receiving processes for cleaning the outer ring side low-pressure condenser water chamber 120 and the high-pressure condenser water chamber 110 are as follows: when the ball collecting net 4 is in a working position, the rubber ball pump 5 runs, the diverter is communicated with the low-pressure condenser water chamber 120, the ball serving valve in the second ball serving device 923 is closed, the ball collecting valve is opened, the rubber balls are stored in the second centralized ball serving device 923 for about 5 minutes, the ball serving valve is quickly opened for 5-10 seconds, the rubber balls enter the circulating cooling water inlet pipeline 2 in an explosive manner, the ball collecting valve is opened by opening the ball serving valve to close the ball collecting valve to serve the balls, the ball collecting valve is opened to close the ball serving valve to collect the balls, the explosive type ball serving is realized by corresponding operation, and the low-pressure condenser water chamber 120 and the high-pressure condenser water chamber 110 are cleaned for a plurality of times; after the first steering gear 11 is communicated with the high-pressure condenser water chamber 110, the ball serving valve in the first centralized ball serving device 913 is closed, the ball collecting valve is opened, the rubber balls are stored in the first centralized ball serving device 913, the duration lasts for about 5 minutes, the ball serving valve is quickly opened for 5-10 seconds, the rubber balls enter the high-pressure condenser water inlet pipeline 130 in an explosive mode, the ball serving valve is opened to close the ball collecting valve to collect the rubber balls, the valve is quickly opened for 5-10 seconds, the rubber balls enter the inlet of the high-pressure condenser water chamber 110 in an explosive mode, and the high-pressure condenser water chamber 110 is cleaned for a plurality of times in an explosive mode;
(3) the same is true. The ball launching and ball receiving processes for cleaning the inner ring side low-pressure condenser water chamber 120 and the high-pressure condenser water chamber 110 are similar. The number of the entering rubber balls is more than 40% of the number of the one-way cooling pipes, so that the condenser water chamber 1 can be cleaned in a large area. The similar centralized ball serving process can be realized for 6-8 times per hour, and the comprehensive cleaning of the condenser cooling pipe is completed.
(4) In both the outer ring side and the inner ring side systems, after the ball service and ball receiving processes for cleaning the low-pressure condenser water chamber 120 and the high-pressure condenser water chamber 110 are completed, and the ball service valve is opened for N seconds for the last time, the first steering gear 11 is switched from the low-pressure condenser water chamber 120 to the high-pressure condenser water chamber 110. After the first diverter 11 finishes the operation of the high-pressure side condenser water chamber 110, the ball receiving valve of the high-pressure side first centralized ball serving device 913 is opened quickly and the ball serving valve is closed. When the ball collecting valve is opened for about 5 minutes, the ball serving valve is quickly opened for 5-10 seconds, rubber balls enter the high-pressure condenser water inlet pipeline 130 in an explosive mode, the ball collecting valve is closed to collect the rubber balls by opening the ball serving valve and closing the ball collecting valve, the valve is quickly opened for 5-10 seconds, the rubber balls enter the inlet of the high-pressure condenser water chamber 110 in an explosive mode, and the high-pressure condenser water chamber 110 is cleaned in an explosive mode for a plurality of times;
(5) no matter the system is on the outer ring side or the inner ring side, after the last ball serving valve of the first centralized ball serving device 913 on the high pressure side is opened for M seconds, the first steering device 11 is quickly turned to be communicated with the low pressure condenser water chamber 120, and simultaneously, the ball receiving valve of the second centralized ball serving device 923 is opened to receive balls for more than 20 minutes, the ball receiving valve of the second centralized ball serving device 923 is closed, and the rubber balls in the system are left in the second centralized ball serving device 923 to stop the operation of the rubber ball system.
(6) The operation is automatically controlled by the PLC, and when the operation is stopped, the rubber balls are left in the second centralized ball serving device 923. Similarly, the PLC program may be adjusted so that the glue balls remain in the first centralized serve device 913 during the stop operation.
(7) Discharging the worn rubber balls: when the rubber ball is worn to the diameter and is small, and need eliminate, under rubber ball cleaning system automatic operation mode, there is manual butterfly valve plate dress ball and time device 8 inside, and when manual butterfly valve plate was in closed position, the rubber ball that 5 operation rivers of rubber ball pump carried is detained in dress ball and time device 8 the inside, and rivers can discharge dress ball and time device 8 and get into low pressure service trunk 921 or high pressure service trunk 911. The rubber ball cleaning system is manually stopped or automatically stopped to run, the rubber balls in the rubber ball cleaning system are reserved in the ball loading and returning device 8, accumulated water is drained, the upper cover is opened, and the abraded rubber balls are taken out. Adding new soaked rubber balls.
Preferably, the ball receiving net 4 is a movable funnel type single-row ball outlet structure, so that the ball receiving can be efficiently completed, rubber balls cannot block the ball outlet of the ball receiving net 4, and the back washing function of the ball receiving net 4 is achieved.
The flow can be controlled by a PLC (programmable logic controller), different ball serving and returning processes are respectively designed according to needs, namely a cleaning process, the rubber balls are intensively fed into different parts inside the water chamber 1 of the condenser, and the rubber balls clean multiple points and intensively serve the balls to fully cover and clean the inner wall of the cooling pipe of the condenser.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications may be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (10)
1. The utility model provides a big unit rubber ball washs multiple spot system of serving, includes condenser hydroecium, recirculated cooling water inlet channel, recirculated cooling water outlet pipe way, ball receiving net, rubber ball pump and system's valve, be equipped with the ball receiving net on the recirculated cooling water outlet pipe way, the ball receiving net is connected with the rubber ball pump through the ball receiving pipeline, be equipped with pump inlet valve, its characterized in that between ball receiving net and the rubber ball pump: the ball loading and returning device and the centralized ball serving pipeline group are also included;
the condenser water chamber comprises a high-pressure condenser water chamber and a low-pressure condenser water chamber which are connected in series through a high-pressure condenser water inlet pipeline;
the centralized ball serving pipeline group comprises a high-pressure centralized ball serving pipeline and a low-pressure centralized ball serving pipeline;
the ball loading and returning device is connected with the rubber ball pump through a ball collecting pipeline, the ball loading and returning device is connected with the high-pressure condenser water chamber through a high-pressure concentrated ball serving pipeline and connected with the low-pressure condenser water chamber through a low-pressure concentrated ball serving pipeline respectively, and the high-pressure concentrated ball serving pipeline is connected with a high-pressure condenser water inlet pipeline.
2. The large unit rubber ball cleaning multi-point service system according to claim 1, wherein: the high-pressure centralized service pipeline comprises a first isolation valve and a first centralized service device which are connected through a high-pressure service main pipeline, and the low-pressure centralized service pipeline comprises a second isolation valve and a second centralized service device which are connected through a low-pressure service main pipeline.
3. The large unit rubber ball cleaning multi-point service system according to claim 2, wherein: the circulating cooling water inlet pipeline is connected to a water inlet pipe orifice of the low-pressure condenser water chamber, and the circulating cooling water outlet pipeline is connected to a water outlet pipe orifice of the high-pressure condenser water chamber;
the ball outlet of the ball loading and returning device is respectively connected with the water inlet pipe orifice of the first centralized ball serving device and the water inlet pipe orifice of the second centralized ball serving device;
the service nozzle of the first centralized service device is connected with a high-pressure condenser water inlet pipeline through a high-pressure service main pipeline, and the service nozzle of the second centralized service device is connected with a circulating cooling water inlet pipeline through a low-pressure service main pipeline.
4. The large unit rubber ball cleaning multi-point service system according to claim 1, wherein: the ball loading and returning device comprises a ball loading and returning device, a ball loading and returning device and a first diverter, wherein the ball loading and returning device comprises a ball loading and returning device, a ball loading and returning device and a ball returning device, and the ball loading and returning device comprises a ball loading and returning device and a ball loading and returning device;
the first steering gear adopts a three-way ball valve or a low-resistance water flow steering device.
5. The large unit rubber ball cleaning multi-point service system according to claim 2, wherein: the high-pressure centralized serve pipeline further comprises a third centralized serve device connected through a high-pressure serve branch pipeline, and a serve pipe orifice of the third centralized serve device is connected with an inlet water chamber of the high-pressure condenser water chamber through the high-pressure serve branch pipeline.
6. The large unit rubber ball cleaning multi-point service system according to claim 5, wherein: the high-pressure ball serving device is characterized by further comprising a second steering device arranged between the first isolating valve and the first centralized ball serving device, and the second steering device is used for connecting the high-pressure ball serving main pipeline and the high-pressure ball serving branch pipeline.
7. The large unit rubber ball cleaning multi-point service system according to claim 2, wherein: the low-pressure centralized ball serving pipeline further comprises a fourth centralized ball serving device connected through a low-pressure ball serving branch pipeline, and a ball serving pipe opening of the fourth centralized ball serving device is connected with an inlet water chamber of the low-pressure condenser water chamber through the low-pressure ball serving branch pipeline.
8. The large unit rubber ball washing multi-point service system of claim 6, wherein: the ball loading and returning device is characterized by further comprising a third steering gear arranged between the second isolation valve and the ball loading and returning device, and the third steering gear is used for connecting the low-pressure service main pipeline and the low-pressure service branch pipeline.
9. The large unit rubber ball washing multi-point service system according to claim 6 or 8, wherein: the second steering gear and the third steering gear adopt a three-way ball valve or a low-resistance water flow steering device.
10. The large unit rubber ball cleaning multi-point service system according to claim 2, wherein: the first centralized ball serving device in the high-pressure centralized ball serving pipeline is arranged at a position close to a water inlet pipeline of the high-pressure condenser, and the second centralized ball serving device in the low-pressure centralized ball serving pipeline is arranged at a position close to a circulating cooling water inlet pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221336435.XU CN217424111U (en) | 2022-05-31 | 2022-05-31 | Large-unit rubber ball cleaning multi-point service system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221336435.XU CN217424111U (en) | 2022-05-31 | 2022-05-31 | Large-unit rubber ball cleaning multi-point service system |
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| CN217424111U true CN217424111U (en) | 2022-09-13 |
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| CN202221336435.XU Active CN217424111U (en) | 2022-05-31 | 2022-05-31 | Large-unit rubber ball cleaning multi-point service system |
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- 2022-05-31 CN CN202221336435.XU patent/CN217424111U/en active Active
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| GR01 | Patent grant |