CN214745835U

CN214745835U - Portable air shock wave soot blower

Info

Publication number: CN214745835U
Application number: CN202120455592.1U
Authority: CN
Inventors: 项可辛; 项可瑞; 项昌柱
Original assignee: Jiangxi Keyang Thermal Technology Equipment Co ltd
Current assignee: Jiangxi Keyang Thermal Technology Equipment Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-11-16
Anticipated expiration: 2031-03-03

Abstract

The utility model discloses a portable air shock wave soot blower, including intake pipe and controlling means, the intake pipe is connected with three way connection, three way connection is connected with pressure accumulating pipe and solenoid valve respectively, controlling means is connected with the solenoid valve electricity, the solenoid valve is connected with the first interface of admitting air of air shock generator, the first interface of admitting air is connected with the cylinder, sliding connection has outer cone piston in the cylinder, outer cone piston butts against and connects inner conical surface base, and form sealed annular conical surface, inner conical surface base center is equipped with first exhaust interface, sealed annular conical surface seals first exhaust interface, when the solenoid valve is electrified, the cylinder loses heart, outer cone piston shifts up, sealed annular conical surface is opened, air shock generator and compressed air in the pressure accumulating pipe spout and the nozzle blowout in the twinkling of an eye, form the powerful shock wave that exceeds twice sound velocity, act on the deposition coking of boiler heating surface, the pulverized coal is crushed and dropped off and taken away with the flue gas, so that the heat transfer effect is improved, and the thermal efficiency of the boiler is improved.

Description

Portable air shock wave soot blower

Technical Field

The utility model relates to a boiler auxiliary assembly technical field particularly, relates to a portable air shock wave soot blower.

Background

The various heat exchangers of the boiler inevitably have dust and coking, which causes the heat transfer efficiency to be reduced, the exhaust gas temperature to be raised, the current of the induced draft fan is increased, and the boiler is shut down for ash removal and decoking every several months, which can cause a great deal of shutdown loss and maintenance cost, therefore, how to effectively remove the ash and the decoking is a major subject of the research of the electric power boiler industry; the gas-fired shock wave soot blower is a soot blower with the strongest soot removing function at home and abroad at present, combustible gas such as natural gas, acetylene and the like is mixed with air, and in a special tank body, shock waves and ultrastrong sound waves are generated by ignition and explosion for ash removal, and because certain potential safety hazards exist in boilers and workshops due to the use of the combustible gas, the compressed air shock wave soot blower is successfully developed by Chinese technologists in the last 90 th century, takes compressed air as power, does not use gas but electricity, has very high safety coefficient and low operation cost, and is popular with some enterprises. However, the air shock wave soot blower mainly has the following two defects: 1. the shock wave tank is heavy and large, and the ash removal function is difficult to promote; 2. the normal pressure air of a factory is not suitable to be adopted, and a special air compressor with the pressure of 1.2-1.6MPa is additionally arranged, so that the popularization of the air shock wave soot blower is influenced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem among the correlation technique, the utility model provides a portable air shock wave soot blower can solve above-mentioned problem.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a portable air shock soot blower, includes intake pipe and controlling means, the intake-tube connection has three way connection, three way connection is connected with pressure accumulating pipe and solenoid valve respectively, controlling means with the solenoid valve electricity is connected, the solenoid valve is connected with air shock generator, air shock generator includes first interface and the second interface that admits air, the second admit air the interface set up in one side of air shock generator, first interface connection that admits air has the cylinder, sliding connection has outer cone piston in the cylinder, outer cone piston butt joint has interior conical surface base, forms sealed toroidal cone, interior conical surface base center is provided with first exhaust interface, sealed toroidal cone seals completely first exhaust interface, first exhaust interface connection has the shock spray tube. And a butterfly valve is arranged on one side of the pressure accumulating pipe and connected with the second air inlet interface.

Furthermore, an inner conical surface is arranged on the inner wall of the inner conical surface base, an outer conical surface is arranged at the bottom end of the outer conical piston, the outer conical surface is in matched butt joint with the inner conical surface, and a sealed annular conical surface is formed between the outer conical piston and the inner conical surface base.

Furthermore, a guide rod is arranged in the outer cone piston and is in sliding connection with a guide sleeve in the cylinder cover.

Furthermore, the shock wave spray pipe is connected with a shock wave nozzle.

Further, the control device comprises a controller PLC, and the controller PLC is respectively connected with a display panel and an operation panel.

Furthermore, the number of the butterfly valves and the number of the air shock generators are multiple, and the butterfly valves are respectively connected with the second air inlet interfaces.

Furthermore, flanges are fixedly connected to two ends of the pressure accumulating pipe respectively, flange covers are detachably connected to the flanges, and sealing rings are arranged between the flanges and the flange covers.

The utility model has the advantages that:

1. the utility model is provided with an air inlet pipe, a control device, a three-way joint, a pressure accumulating pipe, a solenoid valve and

compressed air (0.5-0.8 MPa) enters the pressure accumulating pipe and the air cylinder respectively from the air inlet pipe through the three-way joint, the outer cone piston in the cylinder moves downwards to abut against the inner cone surface base, the electromagnetic valve is closed at the moment, the air pressure in the pressure accumulating pipe is increased, when the required air pressure is reached, the control device opens the electromagnetic valve, the upper cavity of the cylinder is deflated, the outer cone piston moves upwards, the sealing annular conical surface is opened, the air shock generator and the compressed air (0.5-0.8 MPa) in the pressure accumulating pipe are instantaneously ejected out from the shock wave nozzle through the first exhaust interface and the shock wave nozzle to form strong shock waves (shock waves) with more than two times of sound velocity, and 150-160 dB super-strong sound waves act on the deposited ash coke on the heating surface of the boiler, so that the deposited ash coke is scattered, cracked, crushed and dropped off and taken away with flue gas, thereby improving the heat transfer effect and improving the thermal efficiency of the boiler.

2. The utility model utilizes the pressure accumulating pipe to replace the shock wave tank, the pressure accumulating pipe has the functions of gas storage and pressure accumulation, the length of the pressure accumulating pipe can be adjusted through the flange, and the pressure accumulating cavity is greatly enlarged, thereby greatly increasing the dust removing function of the air shock wave; meanwhile, the compressed air (0.5-0.8 MPa) at normal pressure in a factory is directly utilized, so that a special air compressor (1.25-1.6 MPa) additionally arranged in the traditional air shock wave soot blower is eliminated, and the device has the characteristics of higher safety, higher efficiency, more convenience, more simplicity and higher cost performance.

3. The utility model discloses be provided with outer cone piston and interior conical surface base, the outer conical surface of outer cone piston and the interior conical surface cooperation butt of interior conical surface base for first exhaust interface is by the separation with air shock generator's interface channel, the pressure accumulation effect of pressure accumulation pipe has been promoted, when the solenoid valve is opened, cylinder epicoele pressure release, the upper and lower formation pressure difference of outer cone piston, outer cone piston moves up, sealed toroidal cone is opened, shock generator spouts from shock spray nozzle in the twinkling of an eye together with the high-pressure gas in the pressure accumulation pipe, produce shock wave (shock wave).

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a portable air shock wave soot blower according to an embodiment of the present invention.

In the figure: 1. the shock wave spraying device comprises an air inlet pipe, 2 parts of a control device, 3 parts of a three-way joint, 4 parts of a pressure accumulating pipe, 41 parts of a flange, 42 parts of a flange cover, 5 parts of an electromagnetic valve, 6 parts of an air shock wave generator, 61 parts of a first air inlet connector, 62 parts of a second air inlet connector, 63 parts of an air cylinder, 64 parts of an outer cone piston, 65 parts of an inner cone surface base, 66 parts of a shock wave spraying pipe, 67 parts of a guide rod, 7 parts of a butterfly valve and 8 parts of a shock wave spraying nozzle.

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 all belong to the protection scope of the present invention.

As shown in fig. 1, the portable air shock soot blower according to the embodiment of the present invention is characterized in that it comprises an air inlet pipe 1 and a control device 2, the air inlet pipe 1 is connected with a three-way joint 3, the three-way joint 3 is respectively connected with a pressure accumulating pipe 4 and a solenoid valve 5, the control device 2 is electrically connected with the solenoid valve 5, the solenoid valve 5 is connected with an air shock generator 6, the air shock generator 6 comprises a first air inlet port 61 and a second air inlet port 62, the second air inlet port 62 is arranged at one side of the air shock generator 6, the first air inlet port 61 is connected with a cylinder 63, an outer cone piston 64 is slidably connected in the cylinder 63, the outer cone piston 64 is abutted with an inner cone base 65, a first air outlet port is arranged at the center of the inner cone base 65, the outer cone piston 64 is abutted with the inner cone base, a sealed annular conical surface is formed to completely block the first exhaust interface, and the first exhaust interface is connected with a shock wave spray pipe 66; one side of the pressure accumulating pipe 4 is provided with a butterfly valve 7, and the butterfly valve 7 is connected with the second air inlet interface 62.

In one embodiment of the present invention, the inner wall of the inner conical surface base 65 is provided with an inner conical surface, the bottom of the outer conical piston 64 is provided with an outer conical surface, the outer conical surface is abutted against the inner conical surface, and the outer conical piston and the inner conical surface base are made of heat-resistant stainless steel and hardened by heat treatment.

In an embodiment of the present invention, a guide rod 67 is disposed in the outer cone piston 64, and the guide rod 67 is slidably connected to a guide sleeve in the cylinder head.

In one embodiment of the present invention, the shock nozzle 66 is connected to the shock nozzle 8.

In an embodiment of the present invention, the control device 2 comprises a controller PLC, and the controller PLC is connected to the display panel and the operation panel respectively.

In a specific embodiment of the present invention, the number of the butterfly valves 7 and the air shock generators 6 is plural, and the butterfly valves 7 are respectively connected to the second air inlet ports 62.

In a specific embodiment of the utility model, the both ends of pressure-accumulating tube 4 are fixedly connected with flange 41 respectively, flange 41 can be dismantled and be connected with flange cover 42, flange 41 with be provided with the sealing washer between the flange cover 42, be provided with the manometer on the pressure-accumulating tube 4.

For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.

When specifically using, according to the utility model discloses a portable air shock wave soot blower, during compressed air (0.5-0.8 MPa) got into pressure accumulating pipe 4 and air shock generator 6 respectively through three way connection 3 from intake pipe 1, when compressed air inputed to cylinder 63 through first air inlet 61 from solenoid valve 5, outer cone piston 64 was promoted to move down, finally with interior conical surface base 65 butt, formed sealed toroidal cone. The first exhaust port is completely closed by the sealing annular conical surface, the electromagnetic valve 5 is closed, and the air pressure in the pressure accumulating pipe 4 is increased. When the required air pressure is reached, the control device 2 controls the electromagnetic valve 5 to be opened, the upper cavity of the air cylinder is decompressed, pressure difference is formed between the upper part and the lower part of the outer cone piston, so that the outer cone piston 64 moves upwards, the sealed annular cone surface is opened, compressed air is instantly sprayed out from the shock wave nozzle 8 through the butterfly valve, the second air inlet interface 62 and the shock wave spray pipe 66 to form strong shock waves (shock waves) with over two times of sound velocity and super strong sound waves with 160 decibels of 150 and 160 decibels, and the strong shock waves act on the deposited dust and coke on the heating surface of the boiler, so that the deposited dust and coke are scattered, cracked, crushed and fallen off and taken away with flue gas, thereby improving the heat transfer effect and improving the thermal efficiency of the boiler; one side of the pressure accumulating pipe 4 can be connected with a plurality of air shock wave generators 6, so that the multi-path air shock wave generators 6 emit shock waves according to a program control instruction, the length of the pressure accumulating pipe 4 can be adjusted through the flange 41, the pressure accumulating cavity is greatly enlarged, and the ash removal effect of the air shock waves is greatly improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The portable air shock wave soot blower is characterized by comprising an air inlet pipe (1) and a control device (2), wherein the air inlet pipe (1) is connected with a three-way joint (3), the three-way joint (3) is respectively connected with a pressure accumulating pipe (4) and a solenoid valve (5), the control device (2) is electrically connected with the solenoid valve (5), the solenoid valve (5) is connected with an air shock wave generator (6), the air shock wave generator (6) comprises a first air inlet interface (61) and a second air inlet interface (62), the second air inlet interface (62) is arranged on one side of the air shock wave generator (6), the first air inlet interface (61) is connected with an air cylinder (63), an outer cone piston (64) is connected in the air cylinder (63) in a sliding manner, the outer cone piston (64) is abutted to an inner cone base (65), and a first air outlet interface is arranged at the center of the inner cone base (65), the outer cone piston (64) closes the first exhaust interface, and the first exhaust interface is connected with a shock wave nozzle (66); and a butterfly valve (7) is arranged on one side of the pressure accumulating pipe (4), and the butterfly valve (7) is connected with the second air inlet interface (62).

2. The portable air shock soot blower of claim 1, wherein the inner conical surface base (65) is provided with an inner conical surface on its inner wall, and the bottom of the outer conical piston (64) is provided with an outer conical surface which is in fit abutment with the inner conical surface.

3. The portable air shock sootblower of claim 1, wherein a guide rod (67) is disposed within said outer cone piston (64), said guide rod (67) being slidably connected to a guide sleeve within a cylinder head.

4. The portable air shock sootblower of claim 1 wherein a shock nozzle (8) is attached to said shock nozzle (66).

5. The portable air shock wave soot blower of claim 1, characterized in that the control device (2) comprises a controller PLC, and the controller PLC is connected with a display panel and an operation panel respectively.

6. The portable air shock wave soot blower of claim 1, characterized in that the number of the butterfly valves (7) and the air shock wave generators (6) is plural, and the plural butterfly valves (7) are respectively connected to the plural second air inlet ports (62).

7. The portable air shock wave soot blower according to claim 1, wherein flanges (41) are fixedly connected to two ends of the pressure accumulating pipe (4), respectively, a flange cover (42) is detachably connected to the flanges (41), and a sealing ring is arranged between the flanges (41) and the flange cover (42).