CN214248452U

CN214248452U - Dustproof device of water flow stop valve for power plant

Info

Publication number: CN214248452U
Application number: CN202120234062.4U
Authority: CN
Inventors: 余建明
Original assignee: Jiangxi Tengjin Smart Energy Technology Co ltd
Current assignee: Jiangxi Tengjin Smart Energy Technology Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-09-21
Anticipated expiration: 2031-01-27

Abstract

The utility model relates to the technical field of hydraulic engineering, in particular to a dustproof device of a water flow stop valve for a power plant, which can dry the air around the stop valve while preventing dust, thereby prolonging the service life of the stop valve; including the dust cover, the intake pipe, first valve, the blast pipe, the second valve, the outlet duct, the air pump, the third valve, a pedestal, the drying cabinet, a pedestal, including a motor, an end cap, a controller, and a cover plate, the pivot, the blade, the board absorbs water, a support, the ring, the honeycomb duct, storage water tank and back flow, the inside of dust cover is provided with the cavity, the stop valve is located the cavity of dust cover, the inlet tube and the outlet pipe of stop valve all pass the dust cover and are connected with the stop valve, be provided with the working connection on the dust cover, the apron passes through the bolt and installs the outside at the working connection, the right-hand member of intake pipe and the cavity intercommunication of dust cover, the intake pipe is located the upper portion of dust cover, first valve fixed mounting is in the intake pipe, the left end of blast pipe and the cavity intercommunication of dust cover, second valve fixed mounting is on the blast pipe.

Description

Dustproof device of water flow stop valve for power plant

Technical Field

The utility model relates to a hydraulic engineering's technical field especially relates to a dust keeper of power plant's water flow stop valve.

Background

The stop valve is an auxiliary device for stopping water flow, and has wide application in power plants. To prevent dust from falling onto the shut off valve, the shut off valve is typically covered with a dust boot. Because the stop valve is often used in the occasion of external relatively humidity, and current stop valve dust cover only has simple dustproof function, leads to moist air and stop valve to react and rust, leads to the life reduction of stop valve, and the reliability is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can also dry the air around the stop valve in dirt-proof while, the dust keeper of a power plant's water flow stop valve that has improved the life of stop valve.

The utility model discloses a dust keeper of power plant's rivers stop valve, including the dust cover, the intake pipe, first valve, the blast pipe, the second valve, the outlet duct, the air pump, the third valve, a pedestal, the drying cabinet, a pedestal, including a motor, an end cap, a controller, and a cover plate, the water absorption board, a support, the ring, the honeycomb duct, storage water tank and back flow, the inside of dust cover is provided with the cavity, the stop valve is located the cavity of dust cover, the inlet tube and the outlet pipe of stop valve pass the dust cover and are connected with the stop valve, be provided with the working hole on the dust cover, the apron is installed in the outside of working hole through the bolt, the right-hand member of intake pipe communicates with the cavity of dust cover, the intake pipe is located the upper portion of dust cover, first valve fixed mounting is on the intake pipe, the left end of blast pipe communicates with the cavity of dust cover, the second valve fixed mounting is on the blast pipe, the blast pipe is located the lower part of dust cover, the input end of the air outlet pipe is communicated with the upper part of the cavity of the air inlet pipe, the air pump is fixedly arranged at the upper end of the dust cover, the air outlet pipe is provided with a third valve and the air pump, the third valve is fixedly arranged on the air outlet pipe, the base is fixedly arranged at the upper end of the dust cover, the drying box is fixedly arranged at the upper end of the base, the base is fixedly arranged at the lower end of the cavity of the drying box, the motor is fixedly arranged at the upper end of the base, the motor is connected with an external power supply through an electric wire, the left end of the rotating shaft is connected with the output end of the motor, a plurality of groups of blades are fixedly arranged at the right end of the rotating shaft, a plurality of groups of water absorption plates are fixedly arranged at the right ends of the plurality of groups of blades, the output end of the air outlet pipe is communicated with the cavity of the drying box, the plurality of groups of water absorption plates are positioned at the left side of the output end of the air outlet pipe, the rings cover the outer sides of the plurality of groups of blades and the water absorption plates, and the grooves are arranged on the rings, the upper end of the flow guide pipe is communicated with the lower end of the circular ring, the lower end of the flow guide pipe is communicated with the water storage tank, the circular ring is installed in a cavity of the drying box through a support, the input end of the return pipe is communicated with the left end of the drying box, and the output end of the return pipe is communicated with the lower portion of the dust shield cavity.

The utility model discloses a dust keeper of power plant's rivers stop valve still includes temperature sensor, temperature display appearance and signal line, and temperature sensor fixed mounting is in the cavity of dust cover, and temperature display appearance fixed mounting is at the right-hand member of dust cover, and temperature display appearance and temperature sensor pass through the signal line and connect.

The utility model discloses a dust keeper of power plant's water flow stop valve still includes the mounted frame, and mounted frame fixed mounting is in the cavity of dust cover.

The utility model discloses a dust keeper of power plant's rivers stop valve still is provided with the access hole including sealed lid on the shield, and sealed lid passes through the bolt and installs the outside at the access hole.

The utility model discloses a dust keeper of power plant's rivers stop valve still includes lighting device, and lighting device fixed mounting is in the upper end of dust shield cavity.

The utility model discloses a dust keeper of power plant's water flow stop valve is provided with the clearance mouth on the drying cabinet, and the closing plate passes through the bolt and installs the outside at the clearance mouth.

The utility model discloses a dust keeper of power plant's rivers stop valve, the skin of dust cover scribbles anti rust coating.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, opening a first valve and a second valve, discharging high-pressure inert gas into a cavity of a dust cover through an air inlet pipe, discharging air through an exhaust pipe, then closing the second valve and the first valve, then opening an air pump, enabling the air in the cavity of the dust cover to enter an air outlet pipe, then opening an external power supply, enabling a motor to drive a rotating shaft to rotate, enabling the rotating shaft to drive a plurality of groups of blades and a plurality of groups of water-absorbing plates to rotate, enabling the air in the air outlet pipe to enter the cavity of a drying box through the air outlet pipe, absorbing moisture in the air by the plurality of groups of rotating water-absorbing plates, enabling the moisture absorbed by the plurality of groups of water-absorbing plates to gradually approach the edge of the water-absorbing plates under the action of centrifugal force, finally throwing the water in the plurality of groups of water-absorbing plates into a circular ring, enabling the water in the circular ring to slide into a flow guide pipe under the action of gravity, and enabling the water in the flow into a water storage box, the dry gas flows back to the chamber of the dust cover through the return pipe, and the high-pressure state is adopted in the chamber of the dust cover, so that the situation that the external humid air enters the chamber of the dust cover to corrode the stop valve is prevented, and the moisture in the air is removed, so that the rusting of the stop valve is delayed, and the service life of the stop valve is prolonged.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic structural view of the connection of a circular ring, a flow guide pipe, a water storage tank and the like;

FIG. 3 is a schematic structural view of the connection of the rotating shaft, the water absorption plate, the blades and the like;

FIG. 4 is a schematic view showing the structure in which the air pump, the air outlet pipe and the third valve are connected;

in the drawings, the reference numbers: 1. a dust cover; 2. an air inlet pipe; 3. a first valve; 4. an exhaust pipe; 5. a second valve; 6. an air outlet pipe; 7. an air pump; 8. a third valve; 9. a base; 10. a drying oven; 11. a base; 12. a motor; 13. a rotating shaft; 14. a blade; 15. a water absorption plate; 16. a support; 17. a circular ring; 18. a flow guide pipe; 19. a water storage tank; 20. a return pipe; 21. a temperature sensor; 22. a temperature display instrument; 23. a signal line; 24. a suspension bracket; 25. a sealing cover; 26. an illumination device.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figures 1 to 4, the utility model discloses a dust-proof device of a water flow stop valve for a power plant, which comprises a dust cover 1, an air inlet pipe 2, a first valve 3, an exhaust pipe 4, a second valve 5, an air outlet pipe 6, an air pump 7, a third valve 8, a base 9, a drying box 10, a base 11, a motor 12, a rotating shaft 13, a blade 14, a water absorption plate 15, a support 16, a ring 17, a flow guide pipe 18, a water storage tank 19 and a return pipe 20, wherein a cavity is arranged inside the dust cover 1, the stop valve is arranged in the cavity of the dust cover 1, a water inlet pipe and a water outlet pipe of the stop valve both pass through the dust cover 1 to be connected with the stop valve, a working opening is arranged on the dust cover 1, a cover plate is arranged outside the working opening through bolts, the right end of the air inlet pipe 2 is communicated with the cavity of the dust cover 1, the air inlet pipe 2 is arranged on the upper portion of the dust cover 1, the first valve 3 is fixedly arranged on the air inlet pipe 2, the left end of the exhaust pipe 4 is communicated with the cavity of the dust cover 1, the second valve 5 is fixedly arranged on the exhaust pipe 4, the exhaust pipe 4 is positioned at the lower part of the dust cover 1, the input end of the exhaust pipe 6 is communicated with the upper part of the cavity of the air inlet pipe 2, the air pump 7 is fixedly arranged at the upper end of the dust cover 1, the third valve 8 and the air pump 7 are arranged on the exhaust pipe 6, the third valve 8 is fixedly arranged on the exhaust pipe 6, the base 9 is fixedly arranged at the upper end of the dust cover 1, the drying box 10 is fixedly arranged at the upper end of the base 9, the inside of the drying box 10 is provided with a cavity, the base 11 is fixedly arranged at the lower end of the cavity of the drying box 10, the motor 12 is fixedly arranged at the upper end of the base 11, the motor 12 is connected with an external power supply through an electric wire, the left end of the rotating shaft 13 is connected with the output end of the motor 12, the multiple groups of blades 14 are fixedly arranged at the right end of the rotating shaft 13, the multiple groups of water absorption plates 15 are fixedly arranged at the right ends of the multiple groups of the blades 14, the output end of the exhaust pipe 6 is communicated with the cavity of the drying box 10, the multiple groups of water absorbing plates 15 are positioned on the left side of the output end of the air outlet pipe 6, the circular ring 17 covers the outer sides of the multiple groups of blades 14 and the multiple groups of water absorbing plates 15, a groove is formed in the circular ring 17, the upper end of the guide pipe 18 is communicated with the lower end of the circular ring 17, the lower end of the guide pipe 18 is communicated with the water storage tank 19, the circular ring 17 is installed in a cavity of the drying box 10 through a support 16, the input end of the return pipe 20 is communicated with the left end of the drying box 10, and the output end of the return pipe 20 is communicated with the lower part of a cavity of the dust cover 1; firstly, opening a first valve 3 and a second valve 5, discharging high-pressure inert gas into a cavity of a dust cover 1 through an air inlet pipe 2, discharging air through an air outlet pipe 4, then closing the second valve 5 and the first valve 3, then opening an air pump 7, enabling the air in the cavity of the dust cover 1 to enter an air outlet pipe 6, then opening an external power supply, enabling a motor 12 to drive a rotating shaft 13 to rotate, enabling the rotating shaft 13 to drive a plurality of groups of blades 14 and a plurality of groups of water absorption plates 15 to rotate, enabling the air in the air outlet pipe 6 to enter the cavity of a drying box 10 through the air outlet pipe 6, absorbing moisture in the air by the plurality of groups of rotating water absorption plates 15, enabling the moisture absorbed in the plurality of groups of water absorption plates 15 to gradually approach the edge of the water absorption plates 15 under the action of centrifugal force due to the fact that the plurality of groups of water absorption plates 15 are in a high-speed rotating state, and finally enabling water in the plurality of groups of water absorption plates 15 to be thrown into a circular ring 17, the water in the ring 17 slides into the flow guide pipe 18 under the action of gravity, the water in the flow guide pipe 18 flows into the water storage tank 19, and then the dry gas flows back into the cavity of the dust cover 1 through the return pipe 20.

The utility model discloses a dust keeper of power plant's rivers stop valve still includes temperature sensor 21, temperature display instrument 22 and signal line 23, and temperature sensor 21 is fixed mounting in the cavity of dust cover 1, and temperature display instrument 22 is fixed mounting at the right-hand member of dust cover 1, and temperature display instrument 22 and temperature sensor 21 pass through signal line 23 and connect; through the arrangement, the temperature in the cavity of the dust cover 1 can be monitored at any time, and the convenience in the use process is improved.

The utility model discloses a dustproof device of a water flow stop valve for a power plant, which also comprises a suspension bracket 24, wherein the suspension bracket 24 is fixedly arranged in a cavity of the dustproof cover 1; through the arrangement, the drying agent can be hung on the hanging frame 24, the drying effect in the cavity of the dust cover 1 is improved, and the reliability is improved.

The utility model discloses a dustproof device of a power plant water flow stop valve, which also comprises a sealing cover 25, wherein the dust cover 1 is provided with an access hole, and the sealing cover 25 is arranged outside the access hole through a bolt; through the arrangement, the overhaul and the maintenance of the equipment in the cavity of the dust cover 1 are facilitated, and the convenience in the use process is improved.

The utility model discloses a dustproof device of a water flow stop valve for a power plant, which also comprises a lighting device 26, wherein the lighting device 26 is fixedly arranged at the upper end of the cavity of the dustproof cover 1; through the arrangement, the cavity of the dust cover 1 is brighter, and the convenience in the use process is improved.

The utility model discloses a dustproof device of a water flow stop valve for a power plant, a cleaning opening is arranged on a drying box 10, and a sealing plate is arranged outside the cleaning opening through a bolt; through the arrangement, the water in the cavity of the drying box 10 is convenient to clean, and convenience is improved.

The utility model discloses a dustproof device of a water flow stop valve for a power plant, the outer layer of a dustproof cover 1 is coated with an antirust coating; through the arrangement, the rust of the dust cover 1 is delayed, and the service life of the dust cover 1 is prolonged.

The utility model discloses a dust keeper of power plant's rivers stop valve, it is at work, at first open first valve 3 and second valve 5, discharge highly compressed inert gas into the cavity of dust cover 1 through intake pipe 2, the air discharges through blast pipe 4, then close second valve 5 and first valve 3, then open air pump 7, make the gas in the dust cover 1 cavity get into in outlet duct 6, then open external power, make motor 12 drive pivot 13 and rotate, pivot 13 drives multiunit blade 14 and multiunit suction plate 15 and rotates, later the gas in outlet duct 6 is absorbed the moisture in the gas by rotatory multiunit suction plate 15 when entering drying cabinet 10 cavity via outlet duct 6, because multiunit suction plate 15 is the high-speed rotatory state, so the moisture that absorbs in the multiunit suction plate 15 is close to the edge of suction plate 15 gradually under the effect of centrifugal force, finally, water in the groups of water absorption plates 15 is thrown into the circular rings 17, the water in the circular rings 17 slides into the flow guide pipe 18 under the action of gravity, the water in the flow guide pipe 18 flows into the water storage tank 19, and then the dried gas flows back into the chamber of the dust cover 1 through the return pipe 20.

The utility model discloses a dustproof device of a water flow stop valve for a power plant, the installation mode, the connection mode or the setting mode of the dustproof device are common mechanical modes, and the dustproof device can be implemented as long as the beneficial effects can be achieved; the utility model discloses a dust keeper's for power plant rivers stop valve air pump 7, suction plate 15, temperature sensor 21, temperature display instrument 22 and signal line 23 for purchase on the market, this industry technical staff only need according to its subsidiary instructions install and operate can.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A dust-proof device of a water flow stop valve for a power plant is characterized by comprising a dust cover (1), an air inlet pipe (2), a first valve (3), an exhaust pipe (4), a second valve (5), an air outlet pipe (6), an air pump (7), a third valve (8), a base (9), a drying box (10), a base (11), a motor (12), a rotating shaft (13), a blade (14), a water suction plate (15), a support (16), a ring (17), a flow guide pipe (18), a water storage tank (19) and a return pipe (20), wherein a cavity is arranged inside the dust cover (1), the stop valve is positioned in the cavity of the dust cover (1), the water inlet pipe and the water outlet pipe of the stop valve both penetrate through the dust cover (1) to be connected with the stop valve, a working opening is formed in the dust cover (1), a cover plate is arranged on the outer side of the working opening through bolts, and the right end of the air inlet pipe (2) is communicated with the cavity of the dust cover (1), the air inlet pipe (2) is positioned at the upper part of the dust cover (1), the first valve (3) is fixedly arranged on the air inlet pipe (2), the left end of the exhaust pipe (4) is communicated with the cavity of the dust cover (1), the second valve (5) is fixedly arranged on the exhaust pipe (4), the exhaust pipe (4) is positioned at the lower part of the dust cover (1), the input end of the air outlet pipe (6) is communicated with the upper part of the cavity of the air inlet pipe (2), the air pump (7) is fixedly arranged at the upper end of the dust cover (1), the air outlet pipe (6) is provided with a third valve (8) and an air pump (7), the third valve (8) is fixedly arranged on the air outlet pipe (6), the base (9) is fixedly arranged at the upper end of the dust cover (1), the drying box (10) is fixedly arranged at the upper end of the base (9), a cavity is arranged inside the drying box (10), the base (11) is fixedly arranged at the lower end of the cavity of the drying box (10), the motor (12) is fixedly arranged at the upper end of the base (11), the motor (12) is connected with an external power supply through an electric wire, the left end of the rotating shaft (13) is connected with the output end of the motor (12), a plurality of groups of blades (14) are fixedly arranged at the right end of the rotating shaft (13), a plurality of groups of water absorption plates (15) are fixedly arranged at the right ends of the plurality of groups of blades (14), the output end of the air outlet pipe (6) is communicated with the cavity of the drying box (10), the plurality of groups of water absorption plates (15) are positioned at the left side of the output end of the air outlet pipe (6), the circular ring (17) covers the outer sides of the plurality of groups of blades (14) and the plurality of groups of water absorption plates (15), a groove is arranged on the circular ring (17), the upper end of the flow guide pipe (18) is communicated with the lower end of the circular ring (17), the lower end of the flow guide pipe (18) is communicated with the water storage tank (19), the circular ring (17) is arranged in the cavity of the drying box (10) through a bracket (16), the input end of the return pipe (20) is communicated with the left end of the drying box (10), and the output end of the return pipe (20) is communicated with the lower part of the chamber of the dust cover (1).

2. The dust-proof device of the water flow stop valve for the power plant as claimed in claim 1, further comprising a temperature sensor (21), a temperature display instrument (22) and a signal line (23), wherein the temperature sensor (21) is fixedly installed in the chamber of the dust-proof cover (1), the temperature display instrument (22) is fixedly installed at the right end of the dust-proof cover (1), and the temperature display instrument (22) and the temperature sensor (21) are connected through the signal line (23).

3. A power plant water flow shutoff valve dust keeper as claimed in claim 2, further comprising a hanger bracket (24), the hanger bracket (24) being fixedly mounted in the chamber of the dust cover (1).

4. The dust-proof device of the water flow stop valve for the power plant as claimed in claim 3, further comprising a sealing cover (25), wherein the dust-proof cover (1) is provided with an access opening, and the sealing cover (25) is installed outside the access opening through bolts.

5. A dust-proof device for a water flow stop valve used in a power plant according to claim 4, characterized in that it further comprises an illumination device (26), the illumination device (26) is fixedly installed at the upper end of the chamber of the dust-proof cover (1).

6. The dust-proof device of a water stop valve for a power plant as claimed in claim 5, wherein the drying box (10) is provided with a cleaning port, and the sealing plate is installed outside the cleaning port by means of bolts.

7. The dust-proof device for a water stop valve used in a power plant according to claim 6, wherein the outer layer of the dust-proof cover (1) is coated with a rust-proof coating.