CN210463053U

CN210463053U - Air shock wave soot blower

Info

Publication number: CN210463053U
Application number: CN201921336474.8U
Authority: CN
Inventors: 李能强; 陈友勇; 王乾维; 余明宇; 梅高兵
Original assignee: Chengdu Cecep Renewable Energy Co ltd
Current assignee: Chengdu Cecep Renewable Energy Co ltd
Priority date: 2019-08-18
Filing date: 2019-08-18
Publication date: 2020-05-05
Anticipated expiration: 2029-08-18

Abstract

The utility model discloses an air shock wave soot blower, which comprises a soot blower body, a connecting pipeline, a mounting disc, an electric stop valve, a first air inlet pipe, a one-way valve, a cylinder, a piston and a shock wave jet pipe, wherein the soot blower body comprises a high-pressure cavity and a turbulent flow cavity; the utility model is provided with the pressure sensor, the electric stop valve and the electromagnetic baffle, so that the parameter range can be conveniently set for the high-pressure cavity when in use; the utility model discloses still set up individual valve, cylinder, piston and dog simultaneously, through the check valve gassing, the gas exhaust pressure in the cylinder reduces, and the piston moves back very fast under the effect of high-pressure chamber pressure, and the compressed gas in the high-pressure chamber sprays away through the shock wave injection pipe in the twinkling of an eye, forms the shock wave, opens electromagnetic shield, and the compression wave gets into soot blower body right side after the dog disturbance accelerates and stably concentrates, blows the work of blowing through the ejection outlet at last, simple structure, and is safe high-efficient, and pressure is adjustable.

Description

Air shock wave soot blower

Technical Field

The utility model relates to a soot blower, in particular to air shock wave soot blower belongs to boiler instrument technical field.

Background

Under the influence of the fuel property and the improvement of the heat load of the boiler, the phenomena of dust deposition and slag bonding are frequently generated on the heating surfaces of devices such as a superheater, an economizer, a heating furnace and the like in the boiler. The low thermal conductivity of the ash layer greatly reduces the heat transfer efficiency of the wall surface, can cause a series of problems of overhigh exhaust gas temperature, reduced boiler efficiency, increased coal consumption and the like, and has great harm to the boiler. And other dusts in flour and cement factories need to be removed in time so as to avoid dust explosion disasters. Thus, various soot blowers are widely used.

Due to the advantages of advanced soot blowing mechanism and good soot blowing effect of the shock wave soot blower, the shock wave soot blower is widely applied in the current market. The shock wave soot blower can be divided into a gas shock wave soot blower and an air shock wave soot blower according to different working media. Compared with a gas shock wave soot blower, the gas shock wave soot blower does not have chemical reaction, is high in safety and not easy to block, has wider application field (the gas shock wave soot blower can only be used in a low-temperature section of a boiler and cannot be used in occasions where open fire is forbidden like flour factories), and avoids the influence of gas premixing on the combustion process and the shock wave generation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air shock wave soot blower 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 an air shock wave soot blower, includes soot blower body, connecting tube, installation disc, electric stop valve, first intake pipe, check valve, cylinder, piston and shock wave injection pipe, the soot blower body includes high-pressure chamber and vortex chamber, the inside fixed cylinder that is provided with in soot blower body left side, the first intake pipe of cylinder left side fixedly connected with, first intake pipe with the cylinder intercommunication sets up, be provided with electric stop valve and check valve in the first intake pipe respectively, the fixed cover of first intake pipe left end outside is equipped with the installation disc, installation disc left side fixedly connected with connecting tube, the inside slip of cylinder is provided with the piston, the fixed shock wave injection pipe that is provided with of cylinder right-hand member, the shock wave injection pipe set up in the high-pressure chamber, the shock wave injection pipe with the cylinder intercommunication sets up.

Preferably, the electric stop valve is connected with an external automatic control system.

Preferably, fixed electromagnetic baffle that is provided with in the middle of the soot blower body outside, the soot blower body is separated into high-pressure chamber and vortex chamber by electromagnetic baffle, and the fixed second intake pipe that is provided with in soot blower body left side top, the second intake pipe with the high-pressure chamber intercommunication sets up, be provided with the air supply valve door in the second intake pipe.

Preferably, a pressure sensor is fixedly arranged at the top of the high-pressure cavity, the pressure sensor is located between the electromagnetic baffle and the second air inlet pipe, and the pressure sensor and the electromagnetic baffle are both connected with an external automatic control system.

Preferably, a plurality of stop blocks are fixedly arranged inside the turbulence cavity, and the stop blocks are arranged on the annular wall in the turbulence cavity in a staggered manner.

Preferably, the soot blower body is arranged into a cylindrical cavity with two elliptic ends, and the right side of the soot blower body is communicated with a spraying outlet.

Preferably, the piston is provided with a groove, and the groove corresponds to the air inlet of the cylinder.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the pressure sensor, the electric stop valve and the electromagnetic baffle, so that the parameter range can be conveniently set for the high-pressure cavity when in use; arranging an air shock wave soot blower on a boiler element needing to be cleaned, opening an electric stop valve, measuring the pressure in a high-pressure cavity by a pressure sensor, and closing the electric stop valve when the pressure reaches a set pressure; firstly, filling pressure gas into a cylinder through a first gas inlet pipe, pushing a piston to move towards a gas inlet of a shock wave injection pipe by the gas, finally sealing the gas inlet of the shock wave injection pipe, and enabling the gas to enter a high-pressure cavity through a second gas inlet pipe to form high pressure;

2. the utility model discloses still set up single valve, cylinder, piston and dog simultaneously, through the check valve gassing, the gas exhaust pressure in the cylinder reduces, the piston moves back very fast under the effect of high-pressure chamber pressure, compressed gas in the high-pressure chamber sprays away through the shock wave injection pipe in the twinkling of an eye, form the shock wave, open electromagnetic shield, the compression wave gets into soot blower body right side after the dog disturbance accelerates and stabilizes concentratedly, blow the work of blowing the ash through the export of spouting at last, close electromagnetic shield after blowing the ash, accomplish once and blow the ash, open the electric stop valve, begin the secondary and blow the ash; and after the ash removal is finished, the soot blower body is unloaded and cleaned.

Drawings

Fig. 1 is a schematic view of the overall structure of an air shock wave soot blower of the present invention;

fig. 2 is a schematic cross-sectional view of an air shock wave soot blower stop of the present invention;

fig. 3 is a schematic diagram of the piston movement of the air shock wave soot blower of the present invention.

In the figure:

1. connecting a pipeline; 2. installing a disc; 3. an electrically operated shutoff valve; 4. a first intake pipe; 5. a one-way valve; 6. a cylinder; 7. a piston; 8. a shock wave injection tube; 9. a high pressure chamber; 10. a flow-disturbing cavity; 11. a second intake pipe; 12. an air supply valve; 13. a pressure sensor; 14. an electromagnetic baffle; 15. a stopper; 16. and (4) an injection outlet.

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.

Referring to fig. 1-3, the present invention provides a technical solution: an air shock wave soot blower comprises a soot blower body, a connecting pipeline 1, a mounting disc 2 and an electric stop valve 3, first intake pipe 4, check valve 5, cylinder 6, piston 7 and shock wave injection pipe 8, the soot blower body includes high-pressure chamber 9 and vortex chamber 10, soot blower body left side internal weld installs cylinder 6, 6 left sides welded connection of cylinder has first intake pipe 4, first intake pipe 4 sets up with 6 intercommunications of cylinder, be provided with electric stop valve 3 and check valve 5 on the first intake pipe 4 respectively, 4 left ends outside fixed covers in first intake pipe are equipped with

installation disc

2, 2 left sides welded connection of installation disc have connecting tube 1, 6 inside slips in the cylinder are provided with piston 7, 6 right-hand member welded connection of cylinder have shock wave injection pipe 8, shock wave injection pipe 8 sets up in high-pressure chamber 9, shock wave injection pipe 8 sets up with 6 intercommunications in cylinder.

The electric stop valve 3 is connected with an external automatic control system; an electromagnetic baffle 14 is fixedly arranged in the middle of the outer part of the soot blower body, the soot blower body is divided into a high-pressure cavity 9 and a turbulent flow cavity 10 by the electromagnetic baffle 14, a second air inlet pipe 11 is arranged at the top of the left side of the soot blower body, the second air inlet pipe 11 is communicated with the high-pressure cavity 9, and an air supply valve 12 is arranged on the second air inlet pipe 11; a pressure sensor 13 is arranged at the top of the high-pressure cavity 9, the pressure sensor 13 is positioned between the electromagnetic baffle plate 14 and the second air inlet pipe 11, and the pressure sensor 13 and the electromagnetic baffle plate 14 are both connected with an external automatic control system; a plurality of stop blocks 15 are welded in the flow disturbing cavity 10, and the stop blocks 15 are arranged on the inner annular wall of the flow disturbing cavity 10 in a staggered manner; the soot blower body is arranged into a cylindrical cavity with two elliptic ends, and the right side of the soot blower body is communicated with a jet outlet 16; the piston 7 is provided with a groove, and the groove corresponds to the air inlet of the air cylinder 6, so that the piston 7 is stressed uniformly.

Specifically, the utility model relates to an air shock wave soot blower, when using, set the parameter range for high-pressure chamber 9, when the pressure in high-pressure chamber 9 is higher than the setting value, close the electronic stop valve 3; the pressure in the high-pressure cavity 9 can open the electromagnetic baffle 14 to release compressed air according to the requirement; arranging an air shock wave soot blower on a boiler element needing to remove soot, opening the electric stop valve 3, measuring the pressure in the high-pressure cavity 9 by a pressure sensor 13, and closing the electric stop valve 3 when the pressure reaches a set pressure; firstly, filling pressure gas into a cylinder 6 through a first gas inlet pipe 4, pushing a piston 7 to move towards a gas inlet of a shock wave injection pipe 8 by the gas, finally sealing the gas inlet of the shock wave injection pipe 8, and enabling the gas to enter a high-pressure cavity 9 through a second gas inlet pipe 11 to form high pressure; the gas is discharged through the one-way valve 5, the gas discharge pressure in the cylinder 6 is reduced, the piston 7 moves back quickly under the action of the pressure of the high-pressure cavity 9, the compressed gas in the high-pressure cavity 9 is sprayed out through the shock wave spraying pipe 8 instantly to form shock waves, the electromagnetic baffle 14 is opened, the compressed waves enter the right side of the soot blower body to be stably concentrated after disturbance and acceleration of the stop block 15, finally, soot blowing work is carried out through the spraying outlet 16, the electromagnetic baffle 14 is closed after soot blowing is finished, primary soot blowing is finished, the electric stop valve 3 is opened, and secondary soot blowing is started; and after the ash removal is finished, the soot blower body is unloaded and cleaned.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an air shock wave soot blower, includes soot blower body, connecting tube (1), installation disc (2), electric stop valve (3), first intake pipe (4), check valve (5), cylinder (6), piston (7) and shock wave injection pipe (8), its characterized in that: the soot blower body comprises a high-pressure cavity (9) and a turbulent flow cavity (10), a cylinder (6) is fixedly arranged inside the left side of the soot blower body, a first air inlet pipe (4) is fixedly connected to the left side of the cylinder (6), the first air inlet pipe (4) is communicated with the cylinder (6), the first air inlet pipe (4) is respectively provided with an electric stop valve (3) and a one-way valve (5), the outer part of the left end of the first air inlet pipe (4) is fixedly sleeved with a mounting disc (2), the left side of the mounting disc (2) is fixedly connected with a connecting pipeline (1), a piston (7) is arranged in the cylinder (6) in a sliding manner, the shock wave injection pipe (8) is fixedly arranged at the right end of the air cylinder (6), the shock wave injection pipe (8) is arranged in the high-pressure cavity (9), and the shock wave injection pipe (8) is communicated with the air cylinder (6).

2. An air shock sootblower as claimed in claim 1, wherein: and the electric stop valve (3) is connected with an external automatic control system.

3. An air shock sootblower as claimed in claim 1, wherein: fixed electromagnetic baffle (14) that is provided with in the middle of the soot blower body outside, the soot blower body is separated into high-pressure chamber (9) and vortex chamber (10) by electromagnetic baffle (14), and fixed second intake pipe (11) that are provided with in soot blower body left side top, second intake pipe (11) with high-pressure chamber (9) intercommunication sets up, be provided with air supply valve (12) on second intake pipe (11).

4. An air shock sootblower as claimed in claim 3, wherein: pressure sensor (13) are fixedly arranged at the top of high-pressure cavity (9), pressure sensor (13) is located between electromagnetic baffle plate (14) and second air inlet pipe (11), and pressure sensor (13) and electromagnetic baffle plate (14) are connected with an external automatic control system.

5. An air shock sootblower as claimed in claim 1, wherein: a plurality of stop blocks (15) are fixedly arranged inside the flow disturbing cavity (10), and the stop blocks (15) are arranged on the inner annular wall of the flow disturbing cavity (10) in a staggered mode.

6. An air shock sootblower as claimed in claim 1, wherein: the soot blower body is arranged into a cylindrical cavity with two elliptic ends, and the right side of the soot blower body is communicated with a spraying outlet (16).

7. An air shock sootblower as claimed in claim 1, wherein: the piston (7) is provided with a groove, and the groove corresponds to the air inlet of the air cylinder.