CN222576997U - Condensate pump entry filter screen cleaning device - Google Patents
Condensate pump entry filter screen cleaning device Download PDFInfo
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- CN222576997U CN222576997U CN202421366402.9U CN202421366402U CN222576997U CN 222576997 U CN222576997 U CN 222576997U CN 202421366402 U CN202421366402 U CN 202421366402U CN 222576997 U CN222576997 U CN 222576997U
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- condensate pump
- filter screen
- inlet filter
- cleaning
- tank body
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Abstract
The utility model discloses a condensate pump inlet filter screen cleaning device, which relates to the field of condensate pump cleaning devices and comprises a flushing device, an inlet filter screen and a cleaning spray head, wherein the flushing device, the inlet filter screen and the cleaning spray head are arranged on a condensate pump tank body, an end cover of the condensate pump inlet filter screen device is arranged at the upper part of the condensate pump tank body, the flushing device is arranged on the end cover of the condensate pump inlet filter screen device, the bottom of the flushing device is positioned in the condensate pump tank body, the inlet filter screen is arranged in the condensate pump tank body, the cleaning spray head is arranged in the condensate pump tank body and positioned on the water inlet side of the inlet filter screen and is connected with the flushing device, the cleaning spray heads are connected with the flushing device through rotary joints, the cleaning efficiency is improved, the maintenance difficulty is reduced, the working cost and the labor cost are greatly reduced, and the safe and stable operation of a thermal power plant is ensured.
Description
Technical Field
The utility model relates to the field of condensate pump cleaning devices, in particular to a condensate pump inlet filter screen cleaning device.
Background
The condensate pump of the thermal power plant is mainly used for starting water supply of a boiler and the like, and is also used as a water storage and water supplementing container for controlling the water level of a condenser hot well. Specifically, the condensate pump has the function of conveying the condensate in the condenser in the thermal power system, and the condensate is conveyed to the regenerative system after being boosted, so that the condensate is further heated and deoxidized. In addition, the condensate pump is also responsible for boosting the condensate water of a condenser hot well (a steam exhaust device of an air cooling unit), and then enters the deaerator for further heating and deaeration after passing through the shaft seal heater and the low-pressure heater. The condensation water with pressure can also be used as a three-stage bypass, a shaft seal system, the desuperheater of the low-pressure bypass, and a supplementary water source for users such as a vacuum pump, a closed water tank, a constant cooling water tank and the like.
Condensate pump is the important equipment of power generation of power station, and wherein condensate pump's entry filter screen is the important link of condensate water filtration scavenging impurity, and the deposition of filter screen can cause rivers unobstructed not only to influence the high-efficient work of equipment, still can increase the energy consumption and reduce equipment life. Therefore, cleaning the filter screen periodically is an important step to ensure the safety and operation stability of the equipment.
The cleaning cycle of the inlet filter screen of the condensate pump is determined according to actual conditions, and if the phenomena of blockage and ash accumulation are found, the inlet filter screen of the condensate pump needs to be replaced or cleaned manually in time. Traditional manual cleaning work requires manual operation, dirt and impurities deposited on the filter screen may not be thoroughly removed, and the filter screen may need to be cleaned again in a short time. In addition, the process of manually cleaning the filter screen requires time and labor, which increases the work and labor costs.
Disclosure of utility model
The utility model aims to solve the problems that the time and labor are needed in the manual filter screen cleaning process in the prior art, and the working cost and the labor cost are increased.
The condensate pump inlet filter screen cleaning device comprises a flushing device, an inlet filter screen and cleaning spray heads, wherein the flushing device, the inlet filter screen and the cleaning spray heads are arranged on a condensate pump tank body, a condensate pump inlet filter screen device end cover is arranged at the upper part of the condensate pump tank body, the flushing device is arranged on a condensate pump inlet filter screen device end cover, the bottom of the flushing device is positioned in the condensate pump tank body, the inlet filter screen is arranged in the condensate pump tank body, the cleaning spray heads are arranged in the condensate pump tank body and are positioned on the water inlet side of the inlet filter screen and are connected with the flushing device, and the cleaning spray heads are provided with a plurality of cleaning spray heads which are connected with the flushing device through rotary joints.
Preferably, the device further comprises a differential pressure monitoring device, wherein the differential pressure monitoring device is arranged on one side of the condensate pump tank body and is connected with the flushing device.
Preferably, the sewage treatment device further comprises a sewage treatment device, and the sewage treatment device is connected with the bottom of the condensate pump tank body through a pipeline.
Preferably, a valve is arranged on the pipeline.
Preferably, the inlet filter screen is integrally arranged on two sides of the condensate pump tank in an inclined mode.
Preferably, the whole condensate pump tank body is of a funnel-shaped structure.
The discharging mechanism is arranged at the upper part of the frame;
Compared with the prior art, the washing device has the advantages that when the inlet filter screen needs to be washed, the washing device is opened, then washing liquid water is introduced, then the washing nozzle starts to wash the inlet filter screen, and as the washing nozzle is arranged on the water inlet side of the inlet filter screen and is provided with a plurality of washing nozzles, the inlet filter screen can be washed in all directions, so that the washing efficiency is improved, the difficulty of overhauling and maintenance is reduced, the working cost and the labor cost are greatly reduced, and the safe and stable operation of the thermal power plant is ensured.
The automatic cleaning device for the inlet filter screen of the cover-opening-free condensate pump is adopted, so that the cleaning efficiency is improved, the difficulty of overhaul and maintenance is reduced, the working cost and the labor cost are greatly reduced, and the safe and stable operation of the thermal power plant is ensured;
The device can provide an inlet filter screen cleaning basis according to the monitoring condition of the differential pressure monitoring device of the inlet filter screen of the condensate pump, inform operators on duty of the operation of the thermal power plant to take effective measures in time, and change the cleaning work of the inlet filter screen of the condensate pump from the traditional plan passive cleaning to the state maintenance.
The device can automatically judge the cleaning effect according to the index monitoring of the sewage disposal device, and automatically exit the flushing and sewage disposal system;
The device can realize the automatic cleaning of the inlet filter screen of the condensate pump in the whole process, is also suitable for the filter screen cleaning of other auxiliary systems, and greatly improves the automation level of the thermal power plant.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
FIG. 2 is a schematic diagram of the installation structure of the differential pressure monitoring device of the present utility model.
Fig. 3 is a schematic view of a cleaning nozzle mounting structure according to the present utility model.
FIG. 4 is a schematic view of another angular mounting structure of the differential pressure monitoring device of the present utility model.
The reference numerals indicate that 1, a condensing water pump inlet filter screen device end cover, 2, a differential pressure monitoring device, 3, a flushing device, 4, a sewage discharging device, 5, an inlet filter screen, 6, a cleaning spray head, and 7, a condensing water pump tank body.
Detailed Description
The utility model is further illustrated with reference to specific embodiments, but is not intended to be limited to the details shown, since the utility model is modified, equivalent, improved, or the like, within the spirit and scope of the appended claims.
The utility model discloses a condensate pump inlet filter screen cleaning device, which comprises a flushing device 3, an inlet filter screen 5 and a cleaning spray head 6, wherein the flushing device 3, the inlet filter screen 5 and the cleaning spray head 6 are arranged on a condensate pump tank 7; the water pump filter screen device comprises a water pump tank body 7, a flushing device 3, a water pump inlet filter screen device end cover 1, a flushing device 3, a cleaning nozzle 6, a flushing device 3, a flushing nozzle 6 and a flushing device 3, wherein the water pump inlet filter screen device end cover 1 is arranged at the upper part of the water pump tank body 7, the bottom of the flushing device 3 is located in the water pump tank body 7, the inlet filter screen 5 is arranged in the water pump tank body 7, the cleaning nozzle 6 is arranged in the water pump tank body 7 and is located on the water inlet side of the inlet filter screen 5 and is connected with the flushing device 3, the cleaning nozzle 6 is provided with a plurality of cleaning nozzles 6 and is connected with the flushing device 3 through rotary joints, in the embodiment, the flushing device 3 is opened when the inlet filter screen 5 needs to be cleaned, then the cleaning nozzle 6 is used for cleaning the inlet filter screen 5, the inlet filter screen 5 can be cleaned in all-around, the cleaning efficiency is improved, the maintenance difficulty is reduced, the work cost and the cost of safety and the operation cost of a power plant is stable.
The device also comprises a differential pressure monitoring device 2, wherein the differential pressure monitoring device 2 is arranged on one side of the condensate pump tank 7 and is connected with the flushing device 3. The flushing device 3 can automatically clean the inlet filter screen 5 according to the monitoring result of the differential pressure monitoring device 2 and according to actual needs, specifically, when the differential pressure monitoring device 2 monitors that the inlet filter screen 5 is dirty, the differential pressure of the inlet filter screen 5 is increased to a first high value, a state prompt for preparing the inlet filter screen for cleaning is sent out, a thermal power plant operator is reminded to prepare a standby system for switching, the machine selection is carried out for cleaning the inlet filter screen, and when the differential pressure of the inlet filter screen 5 is increased to a second high value, the thermal power plant operator manually/automatically completes the switching work of the condensate pump, and then the device for automatically cleaning the inlet filter screen of the condensate pump is automatically started.
The novel sewage treatment device is characterized by further comprising a sewage treatment device 4, wherein the sewage treatment device 4 is connected with the bottom of the condensate pump tank body 7 through a pipeline, a valve is arranged on the pipeline, the whole inlet filter screen 5 is obliquely arranged on two sides of the condensate pump tank body 7, when the novel sewage treatment device is used, the flushing valve is opened to adjust the flow of flushing medium, the cleaning spray head 6 carries out all-round forward flushing on the condensate pump inlet filter screen 5, and meanwhile, the sewage treatment device 4 is synchronously started. After the cleaning is finished, the flushing device 3 and the sewage discharging device 4 are closed after the cleaning is automatically judged according to the pressure difference change of the differential pressure monitoring device 2, and after the cleaning is finished, the condensate pump sequence control system is put into equipment for standby.
The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (6)
1. The condensate pump inlet filter screen cleaning device is characterized by comprising a flushing device (3), an inlet filter screen (5) and cleaning spray heads (6) which are arranged on a condensate pump tank body (7), wherein a condensate pump inlet filter screen device end cover (1) is arranged on the upper portion of the condensate pump tank body (7), the flushing device (3) is arranged on the condensate pump inlet filter screen device end cover (1), the bottom of the flushing device (3) is located in the condensate pump tank body (7), the inlet filter screen (5) is arranged in the condensate pump tank body (7), the cleaning spray heads (6) are arranged in the condensate pump tank body (7) and are located on the water inlet side of the inlet filter screen (5) and are connected with the flushing device (3), and a plurality of cleaning spray heads (6) are arranged and connected with the flushing device (3) through rotary joints.
2. The condensate pump inlet filter screen cleaning device according to claim 1, further comprising a differential pressure monitoring device (2), wherein the differential pressure monitoring device (2) is mounted on one side of the condensate pump tank (7) and is connected with the flushing device (3).
3. The condensate pump inlet screen cleaning device of claim 2, further comprising a drain (4), the drain (4) being connected to the bottom of the condensate pump tank (7) by a pipe.
4. The condensate pump inlet screen cleaning device of claim 3, wherein a valve is provided on the conduit.
5. The condensate pump inlet filter screen cleaning device according to claim 1, wherein the inlet filter screen (5) is integrally mounted on both sides of the condensate pump tank (7) in an inclined manner.
6. The condensate pump inlet screen cleaning device of claim 5, wherein the condensate pump tank (7) is integrally funnel-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421366402.9U CN222576997U (en) | 2024-06-14 | 2024-06-14 | Condensate pump entry filter screen cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421366402.9U CN222576997U (en) | 2024-06-14 | 2024-06-14 | Condensate pump entry filter screen cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222576997U true CN222576997U (en) | 2025-03-07 |
Family
ID=94783542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421366402.9U Active CN222576997U (en) | 2024-06-14 | 2024-06-14 | Condensate pump entry filter screen cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222576997U (en) |
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2024
- 2024-06-14 CN CN202421366402.9U patent/CN222576997U/en active Active
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