CN217354941U - Novel gas turbine autogyration washing device of controllable rotational speed - Google Patents
Novel gas turbine autogyration washing device of controllable rotational speed Download PDFInfo
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- CN217354941U CN217354941U CN202220234844.2U CN202220234844U CN217354941U CN 217354941 U CN217354941 U CN 217354941U CN 202220234844 U CN202220234844 U CN 202220234844U CN 217354941 U CN217354941 U CN 217354941U
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Abstract
The utility model discloses a novel gas turbine autogyration washing device of controllable rotational speed, the inner chamber and the inlet chamber axis fixed connection of compressor cylinder, the ring canal is fixed to be cup jointed in the centraxonial outside of inlet chamber, the ring canal is linked together with the water pipe, a plurality of mounting groove has been seted up to the front end equidistance of ring canal, the equal swing joint of nozzle is at the inner chamber of mounting groove, the nozzle includes the nozzle rear end, the nozzle rear end all is linked together with the inner chamber of mounting groove, and this application fixes the ring canal in the axis of inlet chamber, and reaction force when utilizing rivers to spout promotes the nozzle along the axial rotation, does not consume the autogyration that the energy had realized the nozzle, and equipment structure is simple, easily production and popularization, and the washing of blade is more comprehensive simultaneously, the effectual practicality that has improved the device.
Description
Technical Field
The utility model relates to a gas turbine technical field specifically is a novel gas turbine autogyration washing device of controllable rotational speed.
Background
When the gas turbine operates for a long time or in an environment with a relatively high air pollution level, the sucked air is not filtered cleanly, so that the through-flow part of the compressor is gradually subjected to scale deposition or salt deposition. Fouling or salt deposition results in reduced air flow, reduced compressor efficiency and reduced compressor pressure ratio, resulting in reduced gas turbine output and increased heat rate. Generally, the performance reduction of the unit is a direct result of the pollution of the compressor, so a set of efficient compressor water washing device is of great importance to the working efficiency of the gas turbine, the corrosion process of the compressor can be slowed down by adopting the washing, the action of corrosion products and pollution scale formed by the products can be reduced, the service life of the blade can be prolonged, and the working efficiency of the whole unit can be improved. At present, a common water washing device for a gas turbine compressor is generally to weld a ring pipe on the inner surface of a cylinder at the air inlet end of the compressor, the pipe is connected to the ring pipe through an inlet, and nozzles are uniformly arranged in the ring pipe along the axial direction. However, the nozzle position of the water washing device is fixed, and the water flow spraying direction is also fixed, so that the existing water washing device can only clean partial areas of the blades of the compressor, and can not effectively and comprehensively clean the scale and salt deposits on the surface of the compressor.
The nozzle position of the existing compressor washing device is fixed, and the water flow spraying direction is also fixed, so that the existing washing device can only wash partial areas of the blades of the compressor, and can not effectively wash the whole blades. With the continuous improvement of novel compressor blades, because blade scaling caused by insufficient water washing can bring negative effects on the output power and the efficiency of the gas turbine, a more effective compressor water washing device is needed, the blades of the gas turbine can be comprehensively washed, and the reduction of the efficiency and the output power of the gas turbine is slowed down.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: an automatic rotary washing apparatus capable of controlling the rotation speed is provided.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a novel gas turbine autogyration washing device of controllable rotational speed, includes compressor cylinder, inlet chamber axis, ring canal, nozzle, the inner chamber and the inlet chamber axis fixed connection of compressor cylinder, the ring canal is fixed to be cup jointed in the centraxonial outside of inlet chamber, the ring canal is linked together with the water pipe, a plurality of mounting groove has been seted up to the front end equidistance of ring canal, the equal swing joint of nozzle is at the inner chamber of mounting groove, the nozzle includes the nozzle rear end, the nozzle rear end all is linked together with the inner chamber of mounting groove.
Preferably, the following components: the nozzle comprises a nozzle front end, the nozzle front end is of a gyro-type structure, a through hole is formed in an inner cavity of the nozzle front end, and the through hole is communicated with the nozzle rear end.
Preferably: the outer side of the front end of the nozzle is communicated with a plurality of spray pipes at equal intervals, and a plurality of spray holes are formed in the front end of each spray pipe at equal distances.
Preferably: a plurality of the outside of nozzle rear end is close to the position of nozzle front end and all is connected with the swivelling key, the sliding tray has all been seted up with the corresponding position of swivelling key to the inner wall of mounting groove.
Preferably: a plurality of left side edge positions of the rear end of the nozzle are all connected with sealing rings, and the sealing rings are all set to be of a bent labyrinth structure
Preferably: the inner cavity of the mounting groove and the position corresponding to the sealing ring are provided with sealing grooves matched with the mounting groove.
Preferably: the water flow flowing out of the spray holes is along the direction F and forms a certain angle with the axial direction.
Compared with the prior art, the beneficial effects of the utility model are that: this application is fixed the ring canal at the epaxial of inlet chamber, should advance into a top type nozzle with traditional direct-injection type washing nozzle simultaneously, the spray tube radially stretches out, it has the orifice to open on the spray tube, install the swivelling key additional on the nozzle end, reaction force when utilizing rivers blowout simultaneously, promote the nozzle along axial rotation, do not consume the energy and realize the autogyration of nozzle, equipment structure is simple, easily production is promoted, the washing of blade is more comprehensive simultaneously, the effectual practicality that improves the device.
Drawings
Fig. 1 is a schematic view of the overall structure of a novel rotary washing device of a combustion engine with controllable rotation speed according to an embodiment of the present invention;
fig. 2 is a schematic view of a partial structural section of a novel rotary washing device of a combustion engine with controllable rotation speed according to an embodiment of the present invention;
fig. 3 is a working schematic diagram of a novel rotary engine self-rotating water washing device with controllable rotating speed according to an embodiment of the present invention;
fig. 4 is the working principle diagram of the novel combustion engine self-rotating water washing device with controllable rotating speed of the embodiment of the utility model.
In the figure: 1-a compressor cylinder; 2-air inlet chamber middle shaft; 3-ring pipe; 31-mounting grooves; 32-a sliding groove; 33-a seal groove; 4-a nozzle; 41-nozzle front end; 411-a through hole; 412-a nozzle; 4121-spraying holes; 42-nozzle rear end; 421-a rotation key; 422-sealing ring.
Detailed Description
In order to facilitate the technical solutions of the present invention to be understood by those skilled in the art, the technical solutions of the present invention will now be further described with reference to the drawings.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1, the embodiment discloses a novel self-rotating washing device of a combustion engine with controllable rotating speed, which comprises a compressor cylinder 1, an air inlet chamber middle shaft 2, an annular pipe 3 and a nozzle 4.
Referring to fig. 1, an inner cavity of a compressor cylinder 1 is fixedly connected with an air inlet chamber central shaft 2, a circular pipe 3 is fixedly sleeved on the outer side of the air inlet chamber central shaft 2, and the compressor cylinder 1 and the air inlet chamber central shaft 2 are in the prior art and are not described herein.
Referring to fig. 1-2, the circular pipe 3 is communicated with the water pipe, a plurality of mounting grooves 31 are equidistantly formed at the front end of the circular pipe 3, sliding grooves 32 are formed in the inner walls of the mounting grooves 31, and sealing grooves 33 are formed in the ends, far away from the sliding grooves 32, of the inner walls of the mounting grooves 31.
Referring to fig. 2-3, a plurality of nozzles 4 are movably connected to the inner cavity of the mounting groove 31, the number of the nozzles 4 is 12 optimally, the inner cavity of the compressor cylinder 1 can be effectively cleaned, each nozzle 4 includes a nozzle front end 41 and a nozzle rear end 42, each nozzle front end 41 is of a "gyro" type structure, a through hole 411 is formed in the inner cavity of each nozzle front end 41, a plurality of spray pipes 412 are equidistantly communicated with the outer side of each nozzle front end 41, the plurality of spray pipes 412 radially extend out, the optimal number of the spray pipes 412 is 4, and a plurality of spray holes 4121 are equidistantly formed in the front end of each spray pipe 412.
In this embodiment, the through holes 411 are both in communication with the nozzle rear end 42 and the nozzle 412.
In this embodiment, referring to fig. 3, the cleaning water flows out from the nozzle hole 4121, the water flow flows out along the direction F, and a certain angle exists between the water flow and the axial direction, so that the speed orthogonal decomposition is performed, and a circumferential component speed of Fn can be found, so that the nozzle can continuously rotate along the axial direction, thereby realizing the self-rotation of the compressor water-washing nozzle, the size of the cleaning water flow rate is related to the water supply pressure of the water pump, and the self-rotation speed of the nozzle can be adjusted by adjusting the water supply pressure of the water pump;
if the angle between the water flow spraying direction and the spray pipe is alpha, F n ＝F×cosα；
The maximum cleaning area of a single nozzle is as follows: s ═ π r 2 Wherein r is the maximum distance of the spray hole from the center of the nozzle;
total 12 nozzles, total cleaning area: s 0 ＝12×S；
Flow rate: q 0 ＝F×S 0 ＝F×12×πr 2 ；
Head difference from mother pipe to loop: h is P/(ρ g), P is the pressure difference,
friction resistance of the pipeline: z is 10.3n ^2/d ^5.33, wherein n-roughness of the inner wall of the pipe, d-inner diameter of the pipe,
flow rate: q ═ H/(ZL)]^(0.5)＝Q 0 Length of L-pipe
The pressure versus velocity relationship can be found:
P＝(12Fπr 2 ) 2 *ρgL*10.3n 2 /d 5.33
referring to fig. 2, the outer side of the nozzle rear end 42 is connected to a rotary key 421 at a position close to the nozzle front end 41.
In this embodiment, the position of the rotary key 421 corresponds to the sliding groove 32, and the size of the rotary key 421 matches with the sliding groove 32, and the nozzle 4 rotates in the groove of the sliding groove 32 through the rotary key 421, so as to drive the nozzle 4 to rotate.
Referring to fig. 2, the left edge of the rear end 42 of the nozzle is connected with a sealing ring 422, and the sealing ring 422 is a bent labyrinth structure.
In this embodiment, the position of the sealing ring 422 corresponds to the sealing groove 33, and the size of the sealing ring 422 matches with the sealing groove 33, so that the ring pipe 3 and the nozzle 4 can be effectively sealed, and the service life of the device is effectively prolonged.
The working principle of the embodiment is as follows: referring to fig. 4, the worker should advance into a "top" type nozzle 4 with traditional direct-injection type washing nozzle, four spray pipes 412 radially stretch out, and all open orifice 4121 on the spray pipe 412, install the rotatory key 421 in the outside of nozzle rear end 42 additional simultaneously, utilize the reaction force when rivers spout simultaneously, promote nozzle 4 along axial rotation, do not consume working medium and realize the autogyration of nozzle, the effectual washing scope that has enlarged of this application, and equipment structure is simple, easily production and popularization, the washing of blade is more comprehensive simultaneously, high leakproofness, the life of device has been prolonged greatly, and the rotational speed of this application nozzle 4 is relevant with the pressure that compressor cylinder 1 water tank and water pump supplied water, through the output of adjusting the water pump, adjust water pressure, thereby realize the regulation of compressor washing nozzle autogyration rotational speed, the effectual practicality that improves this application.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The above embodiments only represent the implementation modes of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and for those skilled in the art, without departing from the concept of the present invention, a plurality of deformations and improvements can be made, and these all belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel combustion engine autogyration washing device of controllable rotational speed which characterized in that: the air compressor air cylinder structure comprises an air compressor air cylinder (1), an air inlet chamber center shaft (2), an annular pipe (3) and a nozzle (4), wherein an inner cavity of the air compressor air cylinder (1) is fixedly connected with the air inlet chamber center shaft (2), the annular pipe (3) is fixedly sleeved on the outer side of the air inlet chamber center shaft (2), the annular pipe (3) is communicated with a water pipe, a plurality of mounting grooves (31) are formed in the front end of the annular pipe (3) at equal intervals, the nozzle (4) is movably connected to the inner cavity of the mounting grooves (31), the nozzle (4) comprises a nozzle rear end (42), and the nozzle rear end (42) is communicated with the inner cavity of the mounting grooves (31).
2. The novel rotating speed controllable self-rotating water washing device of the combustion engine as claimed in claim 1, wherein: the nozzle (4) comprises a nozzle front end (41), the nozzle front end (41) is of a gyro-shaped structure, a through hole (411) is formed in an inner cavity of the nozzle front end (41), and the through hole (411) is communicated with a nozzle rear end (42).
3. The novel combustion engine self-rotating water washing device with the controllable rotating speed as claimed in claim 2, characterized in that: the outer side of the front end (41) of the nozzle is communicated with a plurality of spray pipes (412) at equal intervals, and a plurality of spray holes (4121) are formed in the front end of each spray pipe (412) at equal intervals.
4. The novel rotating speed controllable self-rotating water washing device of the combustion engine as claimed in claim 1, wherein: the outer side of the rear end (42) of the nozzle is close to the front end (41) of the nozzle, the position of the outer side of the rear end (42) of the nozzle is connected with a rotating key (421), and the inner wall of the mounting groove (31) corresponds to the position of the rotating key (421) and is provided with a sliding groove (32).
5. The novel rotating speed controllable self-rotating water washing device of the combustion engine as claimed in claim 1, wherein: the left side edge position of a plurality of nozzle rear end (42) all is connected with sealing washer (422), just sealing washer (422) all establish to "buckle maze" type structure.
6. The novel rotating speed controllable self-rotating water washing device of the combustion engine as claimed in claim 5, wherein: the inner cavity of the mounting groove (31) and the position corresponding to the sealing ring (422) are provided with sealing grooves (33) matched with the inner cavity.
7. The novel rotating speed controllable self-rotating water washing device of the combustion engine as claimed in claim 1, wherein: the water flow flowing out of the spray holes (4121) is along the direction F and has a certain angle with the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220234844.2U CN217354941U (en) | 2022-01-26 | 2022-01-26 | Novel gas turbine autogyration washing device of controllable rotational speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220234844.2U CN217354941U (en) | 2022-01-26 | 2022-01-26 | Novel gas turbine autogyration washing device of controllable rotational speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217354941U true CN217354941U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220234844.2U Active CN217354941U (en) | 2022-01-26 | 2022-01-26 | Novel gas turbine autogyration washing device of controllable rotational speed |
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| CN (1) | CN217354941U (en) |
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- 2022-01-26 CN CN202220234844.2U patent/CN217354941U/en active Active
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