CN217431198U

CN217431198U - Differential pressure alarm for gas turbine air filter

Info

Publication number: CN217431198U
Application number: CN202221019076.5U
Authority: CN
Inventors: 陈楠; 徐亮亮; 陈鹏程; 黄应添
Original assignee: Huadian Foshan Energy Co ltd
Current assignee: Huadian Foshan Energy Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-16
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to a gas turbine equipment technical field especially relates to a gas turbine is pressure differential alarm for air cleaner. The technical scheme comprises the following steps: get and press pipe, connecting pipe, rotation groove, communicating pipe and gasbag body, it installs the three-way pipe body to get to press pipe one side outer wall, three-way pipe body lower extreme outer wall one side is provided with communicating pipe, communicating pipe one side outer wall is provided with the connecting pipe, connecting pipe inner wall one side upper end has been seted up and has been rotated the groove, the connecting pipe deviates from and rotates groove one side inner wall laminating and be fixed with the gasbag body, through setting up connecting pipe, gasbag body and rotation groove, has reached the effect that reduces staff's working strength, and the staff of being convenient for long-range log value of staff takes notes and monitors, avoids staff's manual record numerical value, has reduced staff's working strength, has improved staff's work efficiency.

Description

Differential pressure alarm for gas turbine air filter

Technical Field

The utility model relates to a gas turbine equipment technical field specifically is a pressure differential alarm for gas turbine air cleaner.

Background

The gas direct-fired machine is a machine which adopts combustible gas to directly burn and provides refrigeration, heating and sanitary hot water. The direct-fired machine uses natural gas, diesel oil and other fuels as fuel energy sources, and most of the widely used direct-fired machines use natural gas as fuel. The direct-fired engine comprises a high-temperature generator, a low-temperature generator, a high-temperature exchanger, a low-temperature exchanger, an evaporator, a condenser and the like, and the direct-fired engine has the following approximate working principle: the refrigerant water is sprayed on the tube bundle of the evaporator, the cold water in the tube transfers heat to the refrigerant water to be reduced to 7 ℃, the refrigerant water is heated and then evaporated, and the lithium bromide solution absorbs the evaporated heat and releases the heat to the atmosphere through the cooling water system. The diluted solution is heated by combustion, the separated water is evaporated again, the concentrated solution is absorbed again, and the air filter used by the existing combustion engine is configured into two-stage filtration in a standard way, wherein the rough filtration is a G4 plate filter, and the fine filtration is an F9 stage cylinder filter. The current configuration of the air filter is that a pressure difference indicator is arranged between a rough filter and a fine filter, and a pressure difference indicator, a pressure difference high-level alarm switch and a high-level alarm switch are arranged at the downstream of the fine filter.

The existing pressure difference indicator is installed on a filtering room platform, the position is high, and in daily maintenance of a combustion engine, maintenance personnel need to climb up a ladder every day to check and manually record the reading of each pressure difference indicator, so that the pressure difference is very inconvenient and cannot be monitored in real time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure differential alarm for gas turbine air cleaner to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pressure differential alarm for gas turbine air cleaner, includes pressure pipe, connecting pipe, rotation groove, communicating pipe and gasbag body, pressure pipe one side outer wall is got and is installed the three-way pipe body, three-way pipe body lower extreme outer wall one side is provided with communicating pipe, communicating pipe one side outer wall is provided with the connecting pipe, the rotation groove has been seted up to connecting pipe inner wall one side upper end, the connecting pipe deviates from and rotates groove one side inner wall laminating and be fixed with the gasbag body.

Preferably, a pressure difference indicator body is arranged on one side of the outer wall of the upper end of the three-way pipe body, a flange body is mounted on the outer wall of one side of the three-way pipe body, the pressure difference indicator body and the communicating pipe, the three-way pipe body, the pressure difference indicator body and the communicating pipe are connected through the flange body, and the flange body ensures the connection stability and the sealing performance among the three-way pipe body, the pressure difference indicator body and the communicating pipe.

Preferably, the pressure difference transmitter body is installed in connection of one side of the outer wall of the lower end of the connecting pipe in an inserting mode, the fixing plate is installed on the outer wall of one side of the pressure difference transmitter body, the bolts distributed in the rectangular array are arranged inside the fixing plate, the fixing plate is placed in a fixed position, and workers can fix the fixing plate and the pressure difference transmitter body through the bolts.

Preferably, the airbag body is positioned at the lower end of the rotating groove, sealing rings are fixedly attached to two sides of the inner wall of the airbag body, the sealing rings are in contact with the outer wall of the communicating pipe, and the airbag body pushes the sealing rings to extrude the communicating pipe, so that the sealing performance between the communicating pipe and the connecting pipe is ensured;

the shunt tubes are installed with all pegging graft of rotating the inslot wall to the gasbag body, shunt tubes one side outer wall is provided with the solenoid valve body, the shunt tubes runs through connecting pipe one end outer wall and pegs graft and installs the intake pipe, and outside high-pressure gas sends to rotation groove and gasbag body respectively through intake pipe and shunt tubes inside, and through the controlled intercommunication of solenoid valve body control shunt tubes.

Preferably, the upper side and the lower side of the inner wall of the rotating groove are both provided with sealing bearings, a supporting block is rotatably arranged between the sealing bearings, the outer wall of one side of the supporting block is provided with impellers distributed in a circular array manner, the impellers are positioned in the rotating groove, the sealing bearings ensure the rotating fluency of the supporting block, and when gas flows in the rotating groove, the supporting block is driven to rotate by the impellers;

the supporting block drives the hairbrushes to rotate, so that the purpose of cleaning the outer wall of the communicating pipe is achieved, and foreign matters in the communicating pipe are prevented from falling onto the surface of the airbag body;

rotate the groove and deviate from sealed bearing one side inner wall grafting and install the blast pipe, and the blast pipe runs through connecting pipe one end outer wall and pegs graft and install the shower nozzle, the shower nozzle is located inside the connecting pipe, the gas that rotates the inslot portion passes through blast pipe and shower nozzle and discharges, and when the gas flow was through the brush, has reached the purpose of the inside foreign matter of clearance brush.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model achieves the effect of reducing the working strength of the worker by arranging the connecting pipe, the airbag body and the rotating groove, one part of the gas in the filter body enters the pressure difference indicator body through the three-way pipe body to be detected, the other part of the gas penetrates through the communicating pipe and the connecting pipe to enter the pressure difference transmitter body to be detected, so that the detection signal is transmitted to the DCS through the pressure difference transmitter body, the worker can record and monitor the numerical value remotely, the manual recording of the numerical value by the worker is avoided, the working strength of the worker is reduced, the working efficiency of the worker is improved, when the pressure difference transmitter body needs to be maintained, the worker manually takes the wrench to disassemble the bolt, thereby the pressure difference transmitter body is separated from the control, the worker manually drives the pressure difference transmitter body to move, and the pressure difference transmitter body vertically moves through the communicating pipe and the connecting pipe, the purpose of adjusting the use height of the differential pressure transmitter body is achieved, and the differential pressure transmitter is convenient for workers to maintain.

Drawings

FIG. 1 is a schematic sectional view of the connecting tube structure of the present invention;

FIG. 2 is a schematic partial sectional view of the structure of the connecting pipe of the present invention;

fig. 3 is a partially enlarged schematic view of the structure of the rotating groove in fig. 2 according to the present invention.

In the figure: 1. a pressure sampling pipe; 11. a three-way pipe body; 12. a differential pressure indicator body; 13. a flange body; 14. a communicating pipe; 2. a connecting pipe; 21. a differential pressure transmitter body; 22. a fixing plate; 23. a bolt; 24. an airbag body; 25. a seal ring; 26. a shunt tube; 27. a solenoid valve body; 28. an air inlet pipe; 3. a rotating groove; 31. sealing the bearing; 32. a supporting block; 33. an impeller; 34. a brush; 35. an exhaust pipe; 36. and (4) a spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the present invention provides two embodiments:

the first embodiment is as follows: the utility model provides a pressure differential alarm for gas turbine air cleaner, includes pressure pipe 1, connecting pipe 2, rotates groove 3, communicating pipe 14 and gasbag body 24, and pressure pipe 1 one side outer wall is installed three-way pipe body 11 to the pressure pipe, and 11 lower extreme outer walls of three-way pipe body one side are provided with communicating

pipe

14, and 14 one side outer walls of communicating pipe are provided with connecting pipe 2, and rotation groove 3 has been seted up to 2 inner wall one side upper ends of connecting pipe, and connecting pipe 2 deviates from and rotates 3 side inner wall laminating in groove and be fixed with gasbag body 24.

A pressure difference indicator body 12 is arranged on one side of the outer wall of the upper end of the three-way pipe body 11, a flange body 13 is arranged on the outer wall of the opposite side between the three-way pipe body 11, the pressure difference indicator body 12 and the communicating pipe 14, the three-way pipe body 11, the pressure difference indicator body 12 and the communicating pipe 14 are connected through the flange body 13, the flange body 13 ensures the connection stability and the sealing performance among the three-way pipe body 11, the pressure difference indicator body 12 and the communicating pipe 14, gas in the filter body enters the pressure difference indicator body 12 through one part of the three-way pipe body 11 for detection, the other part of the gas passes through the communicating pipe 14 and the connecting pipe 2 and enters the pressure difference transmitter body 21 for detection, so that a detection signal is transmitted to the interior of the DCS through the pressure difference transmitter body 21, the remote recording and monitoring of numerical values by workers are facilitated, and the manual recording of numerical values by the workers is avoided, the working strength of workers is reduced, and the working efficiency of the workers is improved.

Example two: the utility model provides a pressure differential alarm for gas turbine air cleaner, includes pressure pipe 1, connecting pipe 2, rotates groove 3, communicating pipe 14 and gasbag body 24, and pressure pipe 1 one side outer wall is installed three-way pipe body 11 to the pressure pipe, and 11 lower extreme outer walls of three-way pipe body one side are provided with communicating

pipe

Differential pressure transmitter body 21 is installed in the grafting of connecting pipe 2 lower extreme outer wall one side, and fixed plate 22 is installed to differential pressure transmitter body 21 one side outer wall, and fixed plate 22 inside is provided with the bolt 23 that the rectangle array distributes, and fixed plate 22 places in fixed position, and the staff can fix fixed plate 22 and differential pressure transmitter body 21 through bolt 23.

The airbag body 24 is positioned at the lower end of the rotating groove 3, the sealing rings 25 are fixedly attached to the two sides of the inner wall of the airbag body 24, the sealing rings 25 are in contact with the outer wall of the communicating pipe 14, and the airbag body 24 pushes the sealing rings 25 to extrude the communicating pipe 14, so that the sealing performance between the communicating pipe 14 and the connecting pipe 2 is ensured;

the shunt tubes 26 are inserted and installed on the inner walls of the air bag body 24 and the rotary groove 3, the electromagnetic valve body 27 is installed on the outer wall of one side of the shunt tubes 26, as well known to those skilled in the art, the electromagnetic valve body 27, the differential pressure indicator body 12 and the differential pressure transmitter body 21 are also required to be provided for the filter device of the present invention to work normally, and as well known to those skilled in the art, the electromagnetic valve body 27, the differential pressure indicator body 12 and the differential pressure transmitter body 21 are provided with common knowledge, which all belong to conventional means or common knowledge, and are not described herein any more, and those skilled in the art can select and assemble arbitrarily according to their needs or conveniences, the intake tubes 28 are inserted and installed on the outer wall of one end of the connection tube 2, and the external high-pressure gas is respectively sent to the rotary groove 3 and the air bag body 24 through the intake tubes 28 and the shunt tubes 26, and controlled communication through the shunt tube 26 is controlled by the solenoid valve body 27.

The upper side and the lower side of the inner wall of the rotating groove 3 are both provided with sealing bearings 31, supporting blocks 32 are rotatably arranged between the sealing bearings 31, impellers 33 distributed in a circular array are arranged on the outer wall of one side of each supporting block 32, the impellers 33 are positioned in the rotating groove 3, the sealing bearings 31 ensure the rotating fluency of the supporting blocks 32, and when gas flows in the rotating groove 3, the supporting blocks 32 are driven to rotate through the impellers 33;

the brushes 34 distributed in a circular array are arranged on one side of the inner wall of the supporting block 32, the brushes 34 are in contact with the outer wall of the communicating pipe 14, and when the supporting block 32 drives the brushes 34 to rotate, the purpose of cleaning the outer wall of the communicating pipe 14 is achieved, and foreign matters in the communicating pipe 14 are prevented from falling to the surface of the airbag body 24;

rotating groove 3 deviates from sealed bearing 31 one side inner wall and pegs graft and installs blast pipe 35, and blast pipe 35 runs through 2 one end outer walls of connecting pipe and pegs graft and install shower nozzle 36, shower nozzle 36 is located connecting pipe 2 insidely, the inside gas of rotating groove 3 passes through blast pipe 35 and shower nozzle 36 and discharges, and when the gas flow was through brush 34, the purpose of the inside foreign matter of clearance brush 34 has been reached, when needing to maintain differential pressure transmitter body 21, the manual spanner of taking of staff dismantles bolt 23, thereby make differential pressure transmitter body 21 break away from control, the manual drive differential pressure transmitter body 21 of staff takes place to remove, and differential pressure transmitter body 21 takes place vertical migration through communicating pipe 14 and connecting pipe 2, the purpose of adjusting differential pressure transmitter body 21 height of using has been reached, the staff of being convenient for maintains it.

The working principle is as follows: inside gas of filter body passes through 11 partly entering pressure differential indicator bodies 12 of three-way pipe body and detects inside, another part runs through communicating pipe 14 and connecting pipe 2 and gets into pressure differential transmitter body 21 and inside detecting, thereby inside transmitting detected signal to DCS through pressure differential transmitter body 21, the manual spanner of taking of staff dismantles bolt 23, thereby make pressure differential transmitter body 21 break away from control, the manual pressure differential transmitter body 21 that drives of staff takes place to remove, and pressure differential transmitter body 21 takes place vertical migration through communicating pipe 14 and connecting pipe 2, reached the purpose of adjusting pressure differential transmitter body 21 height of use, be convenient for the staff to maintain it.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a pressure differential alarm for combustion engine air cleaner, includes pressure taking pipe (1), connecting pipe (2), rotation groove (3), communicating pipe (14) and gasbag body (24), its characterized in that: the air bag type air bag pressure pipe is characterized in that a three-way pipe body (11) is installed on the outer wall of one side of the pressure taking pipe (1), a communicating pipe (14) is arranged on one side of the outer wall of the lower end of the three-way pipe body (11), a connecting pipe (2) is arranged on the outer wall of one side of the communicating pipe (14), a rotating groove (3) is formed in the upper end of one side of the inner wall of the connecting pipe (2), and an air bag body (24) is fixedly attached to the inner wall of one side, deviating from the rotating groove (3), of the connecting pipe (2).

2. A differential pressure alarm for an air filter of a combustion engine as claimed in claim 1, wherein: a pressure difference indicator body (12) is arranged on one side of the outer wall of the upper end of the three-way pipe body (11), flange bodies (13) are mounted on the outer wall of the side, opposite to the side between the three-way pipe body (11), the pressure difference indicator body (12) and the communicating pipe (14), the three-way pipe body (11), the pressure difference indicator body (12) and the communicating pipe (14) are connected through the flange bodies (13), and the flange bodies (13) ensure connection stability and sealing performance among the three-way pipe body (11), the pressure difference indicator body (12) and the communicating pipe (14).

3. A differential pressure alarm for an air filter of a combustion engine as claimed in claim 1, wherein: connecting pipe (2) lower extreme outer wall one side is pegged graft and is installed differential pressure transmitter body (21), fixed plate (22) are installed to differential pressure transmitter body (21) one side outer wall, fixed plate (22) inside is provided with bolt (23) that the rectangle array distributes, fixed plate (22) are placed in fixed position, and the staff can fix fixed plate (22) and differential pressure transmitter body (21) through bolt (23).

4. A differential pressure alarm for an air filter of a combustion engine as claimed in claim 1, wherein: the air bag body (24) is positioned at the lower end of the rotating groove (3), the sealing rings (25) are fixedly attached to the two sides of the inner wall of the air bag body (24), the sealing rings (25) are in contact with the outer wall of the communicating pipe (14), and the air bag body (24) pushes the sealing rings (25) to extrude the communicating pipe (14), so that the sealing property between the communicating pipe (14) and the connecting pipe (2) is ensured;

gasbag body (24) and rotation groove (3) inner wall are all pegged graft and are installed shunt tubes (26), shunt tubes (26) one side outer wall is provided with solenoid valve body (27), shunt tubes (26) run through connecting pipe (2) one end outer wall and peg graft and install intake pipe (28), and outside high-pressure gas sends to rotation groove (3) and gasbag body (24) inside respectively through intake pipe (28) and shunt tubes (26), and controls shunt tubes (26) through solenoid valve body (27) and communicate by control.

5. A differential pressure alarm for an air filter of a combustion engine as claimed in claim 1, wherein: the upper side and the lower side of the inner wall of the rotating groove (3) are respectively provided with a sealing bearing (31), a supporting block (32) is rotatably arranged between the sealing bearings (31), the outer wall of one side of each supporting block (32) is provided with impellers (33) distributed in a circular array, the impellers (33) are positioned in the rotating groove (3), the sealing bearings (31) ensure the rotating fluency of the supporting blocks (32), and when gas flows in the rotating groove (3), the supporting blocks (32) are driven to rotate by the impellers (33);

the supporting block (32) is provided with brushes (34) distributed in a circular array on one side of the inner wall of the supporting block (32), the brushes (34) are in contact with the outer wall of the communicating pipe (14), and when the supporting block (32) drives the brushes (34) to rotate, the purpose of cleaning the outer wall of the communicating pipe (14) is achieved, and foreign matters in the communicating pipe (14) are prevented from falling to the surface of the air bag body (24);

rotate groove (3) and deviate from sealed bearing (31) one side inner wall and peg graft and install blast pipe (35), and blast pipe (35) run through connecting pipe (2) one end outer wall and peg graft and install shower nozzle (36), shower nozzle (36) are located inside connecting pipe (2), rotate the inside gas in groove (3) and pass through blast pipe (35) and shower nozzle (36) and discharge, and when the gas stream was through brush (34), reached the purpose of the inside foreign matter of clearance brush (34).