CN216481044U

CN216481044U - Pulse tank for gas pulse soot blower

Info

Publication number: CN216481044U
Application number: CN202120863943.2U
Authority: CN
Inventors: 马立岩; 刘海枫; 赵彦春
Original assignee: Hebei Tianjie Environmental Protection Equipment Co ltd
Current assignee: Hebei Tianjie Environmental Protection Equipment Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2022-05-10
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses a pulse tank for a gas pulse soot blower, which comprises a gas inlet end cover with a gas inlet pipeline, a pulse tank body with a cylindrical tubular structure and a gas outlet end socket with a conical opening, wherein the gas inlet end cover, the pulse tank body and the gas outlet end socket are sequentially arranged along the flowing direction of combustible mixed gas, and a mixed gas turbulence mechanism and a turbulence boosting mechanism which are coaxial with the pulse tank body are sequentially arranged in the pulse tank body and along the flowing direction of the combustible mixed gas. Is suitable for the technical field of gas pulse soot blowing.

Description

Pulse tank for gas pulse soot blower

Technical Field

The utility model belongs to the technical field of gas pulse soot blowing, and particularly relates to a pulse tank for a gas pulse soot blower.

Background

The gas pulse ash blower is characterized by that it utilizes the action of impact kinetic energy, sound energy and heat energy to remove the surface ash deposit on the heating surface of boiler so as to attain the goal of raising boiler efficiency, and the combustible gas is mixed with air in the special-structure mixed ignition device, and ignited by high-energy igniter to produce deflagration, and the deflagration can make the combustion gas after the flame front surface instantaneously raise to high pressure, and form compression wave in front of flame front surface, and when it is passed through gas conduit, the flame compression wave is continuously intensified to form a stable shock wave, and said shock wave can be fed into pulse generator (pulse tank) to detonate the combustible mixed gas in the pulse tank, and the deflagration gas can be modulated by special structure in the tank body to instantaneously produce shock wave, and can be acted on the ash deposit surface, and its sound energy and kinetic energy can produce shock and accelerated disturbance to ash particles, and make them be separated from heating surface, so as to fall off, the combustible mixed gas in the existent pulse tank can not be filled in the pulse tank well, the combustible mixed gas can not generate sufficient deflagration, so that the impact force of shock waves generated after the combustible mixed gas is deflagrated is smaller, even combustion can be generated, the soot blowing effect is poor, and the soot blowing requirement of a boiler can not be met.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pulse tank for a gas pulse soot blower, which aims to solve the problems that the pulse tank cannot be well filled with combustible mixed gas in the existing pulse tank, so that the combustible mixed gas cannot generate sufficient deflagration, the impact force of shock waves generated after the deflagration of the combustible mixed gas is small, and the soot blowing effect is poor.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a gas pulse is pulse jar for soot blower, the key point lies in, includes that the direction of following combustible mixture gas circulation has set gradually the inlet end cover that has the admission line, the pulse jar body of cylinder tubular structure and has the head of giving vent to anger of toper open-ended, in the pulse jar is internal and install in proper order along combustible mixture gas's circulation direction with the coaxial gaseous vortex mechanism of pulse jar body and vortex boosting mechanism, the shock wave that combustible mixture gas ignited the back production through the boosting of vortex boosting mechanism to constitute the reinforcing to the impact force of shock wave.

Further, the mist vortex mechanism including coaxial set up in the internal vortex disc of pulse jar, the middle part of vortex disc is run through and is had a through-hole, the vortex disc is kept away from the one end of inlet end cover has linked firmly a plurality of spoiler, each the spoiler is followed the circumference interval distribution of vortex disc.

Furthermore, one end of each spoiler, which is far away from the spoiler disc, is welded and fixed with the inner wall of the pulse tank body.

Furthermore, the number of the spoilers is three, and an included angle between every two adjacent spoilers is 120 degrees.

Furthermore, the turbulent flow boosting mechanism comprises a cylindrical block coaxially arranged in the pulse tank body, a plurality of fan blades are fixedly connected to the circumferential outer surface of the cylindrical block, and the fan blades are distributed at intervals along the circumferential direction of the cylindrical block.

Furthermore, one end of each fan blade, which is far away from the cylindrical block, is welded and fixed with the inner wall of the pulse tank body.

Furthermore, the number of the fan blades is seven, and an included angle formed by the axes of two adjacent fan blades is 51.43 degrees.

Further, the air inlet end cover is welded and fixed with the pulse tank body, and the air outlet end cover is welded and fixed with the pulse tank body.

Furthermore, a plurality of turbulence discs can be arranged in the pulse tank body at intervals along the axial direction of the pulse tank body.

Furthermore, a plurality of cylindrical blocks can be arranged in the pulse tank body at intervals along the axial direction of the pulse tank body.

Due to the adoption of the structure, compared with the prior art, the utility model has the technical progress that: the utility model comprises an air inlet end cover, a pulse tank body and an air outlet end cover which are sequentially arranged along the flowing direction of combustible mixed gas, wherein the air inlet end cover is provided with an air inlet pipeline, the pulse tank body is of a cylindrical tubular structure, the air outlet end cover is provided with a conical opening, a mixed gas turbulence mechanism and a turbulence boosting mechanism are sequentially arranged in the pulse tank body along the flowing direction of the combustible mixed gas, the mixed gas turbulence mechanism and the turbulence boosting mechanism are respectively arranged coaxially with the pulse tank body, the combustible mixed gas enters the pulse tank body through the air inlet pipeline, the combustible mixed gas is more fully filled in the pulse tank body through the turbulence of the mixed gas turbulence mechanism, the mixed gas can be disturbed by arranging the turbulence boosting mechanism, after ignition, the combustible mixed gas can generate full deflagration, and the shock wave generated after deflagration of the combustible mixed gas is stronger, the impact force is larger; the turbulence boosting mechanism has boosting effect on the shock wave after the combustible mixed gas is ignited, the impact force of the shock wave is enhanced, and the shock wave is ejected out through the conical opening of the air outlet seal head, so that the boiler is blown soot.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a mixed gas spoiler according to an embodiment of the present invention;

FIG. 4 is a front view of a mixed gas turbulator mechanism in accordance with an embodiment of the present invention;

FIG. 5 is a side view of a mixed gas turbulator mechanism in accordance with an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a spoiler boosting mechanism according to an embodiment of the present invention;

fig. 7 is a front view of a spoiler boosting mechanism according to an embodiment of the present invention.

Labeling components: 1-air inlet end cover, 2-pulse tank body, 3-air outlet end socket, 4-air inlet pipeline, 5-turbulence disc, 6-through hole, 7-turbulence plate, 8-cylindrical block and 9-fan.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.

Embodiment is pulse jar for gas pulse soot blower

The embodiment discloses a pulse tank for a gas pulse soot blower, which comprises a gas inlet end cover 1, a pulse tank body 2 and a gas outlet end enclosure 3 which are sequentially arranged along the flowing direction of combustible mixed gas, wherein the gas inlet end cover 1 is provided with a gas inlet pipeline 4, the pulse tank body 2 is of a cylindrical structure, the gas outlet end enclosure 3 is provided with a conical opening, a mixed gas turbulence mechanism and a turbulence boosting mechanism are sequentially arranged in the pulse tank body 2 and along the flowing direction of the combustible mixed gas, the mixed gas turbulence mechanism and the turbulence boosting mechanism are respectively arranged coaxially with the pulse tank body 2, the combustible mixed gas enters the pulse tank body 2 through the gas inlet pipeline 4, the combustible mixed gas is more fully filled in the pulse tank body 2 through the turbulence of the combustible mixed gas by the mixed gas turbulence mechanism, the mixed gas can be disturbed by the turbulence boosting mechanism arranged on the turbulence, after ignition, the combustible mixed gas can generate sufficient deflagration, and shock waves generated after the combustible mixed gas is deflagrated are stronger and the shock force is larger; and the vortex boosting mechanism has the boosting effect on the shock wave after the combustible mixed gas is ignited, the impact force of the shock wave is enhanced, and the shock wave is ejected out through the tapered opening of the air outlet end socket 3, so that the boiler is subjected to soot blowing.

The mixed gas turbulence mechanism of the embodiment comprises a turbulence disc 5 coaxially arranged in a pulse tank body 2, the turbulence disc 5 is arranged at one end close to an air inlet end cover 1, a through hole 6 penetrates through the middle part of the turbulence disc 5, one end of the turbulence disc 5 far away from the air inlet end cover 1 is fixedly connected with a plurality of turbulence plates 7, each turbulence plate 7 is distributed at intervals along the circumferential direction of the turbulence disc 5, one end of each turbulence plate 7 far away from the turbulence disc 5 is welded and fixed with the inner wall of the pulse tank body 2, the number of the turbulence plates 7 is three, the included angle between every two adjacent turbulence plates 7 is 120 degrees, combustible mixed gas enters the pulse tank body 2 through an air inlet pipeline 4, the turbulence boosting mechanism comprises a cylindrical block 8 coaxially arranged in the pulse tank body 2, a plurality of fan blades 9 are fixedly connected on the circumferential outer surface of the cylindrical block 8, and the fan blades 9 are distributed at intervals along the circumferential direction of the cylindrical block 8, one end of each fan blade 9, which is far away from the cylindrical block 8, is welded and fixed with the inner wall of the pulse tank body 2, the number of the fan blades 9 is seven, the included angle formed by the axes of two adjacent fan blades 9 is 51.43 degrees, firstly, a part of combustible mixed gas flows to the back of the turbulent flow disc 5 through the through hole 6 of the turbulent flow disc 5, the other part of combustible mixed gas flows to the back of the turbulent flow disc 5 through the space formed by the adjacent turbulent flow plates 7, two air flows form a flocculated flow at the back of the turbulent flow disc 5, so that the combustible mixed gas is fully mixed again and is filled in the pulse tank body 2, then the combustible mixed gas is gradually pushed to the cylindrical block 8 and the fan blades 9 under the action of pressure, flows through the space formed between the adjacent fan blades 9, and is further fully mixed under the action of each fan blade 9, so that the interior of the pulse tank body 2 is filled with the fully mixed combustible mixed gas, under the effect of external ignition device, the combustible mixed gas in the pulse tank body 2 is ignited, the flame front bypasses the turbulent flow disc 5 and then ignites the combustible mixed gas which is completely and fully mixed on the back of the turbulent flow disc 5, so that all areas in the pulse tank body 2 can be fully and violently combusted to form deflagration, and because the shock wave generated by deflagration is under the boosting effect of the fan blades 9, the shock wave generated by deflagration is stronger, and the effect is more obvious for removing scaling or viscous dust on the heated surface.

Specifically, the inlet end cover 1 and the pulse tank body 2 of this embodiment are welded and fixed, and the outlet end cap 3 and the pulse tank body 2 are welded and fixed, according to actual demand, can set up a plurality of vortex discs 5 at intervals along its axis direction in the pulse tank body 2, can set up a plurality of cylinder pieces 8 at intervals along its axis direction in the pulse tank body 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a gas pulse is pulse jar for soot blower which characterized in that: including the direction along the combustible mixture gas circulation set gradually the inlet end cover that has inlet duct, the pulse jar body of cylinder tubular structure and have the head of giving vent to anger of toper open-ended, in the pulse jar is internal and install in proper order along combustible mixture gas's circulation direction with the coaxial mixed gas vortex mechanism of the pulse jar body and vortex boosting mechanism, the combustible mixture gas lights the shock wave that the back produced and passes through the boosting of vortex boosting mechanism to constitute the reinforcing to the impact force of shock wave.

2. The pulse tank for the gas pulse soot blower according to claim 1, wherein: the mixed gas turbulence mechanism comprises a turbulence disc coaxially arranged in the pulse tank body, a through hole penetrates through the middle of the turbulence disc, the turbulence disc is far away from one end of the air inlet end cover, and a plurality of turbulence plates are fixedly connected to the end of the air inlet end cover and are distributed along the circumferential direction of the turbulence disc at intervals.

3. The pulse tank for the gas pulse soot blower according to claim 2, wherein: and one end of each spoiler, which is far away from the spoiler disc, is welded and fixed with the inner wall of the pulse tank body.

4. The pulse tank for the gas pulse soot blower according to claim 3, wherein: the number of the spoilers is three, and an included angle between every two adjacent spoilers is 120 degrees.

5. The pulse tank for the gas pulse soot blower according to claim 1, wherein: the turbulent flow boosting mechanism comprises a cylindrical block coaxially arranged in the pulse tank body, a plurality of fan blades are fixedly connected to the circumferential outer surface of the cylindrical block, and the fan blades are distributed at intervals along the circumferential direction of the cylindrical block.

6. The pulse tank for the gas pulse soot blower according to claim 5, wherein: and one end of each fan blade, which is far away from the cylindrical block, is welded and fixed with the inner wall of the pulse tank body.

7. The pulse tank for the gas pulse soot blower according to claim 6, wherein: the number of the fan blades is seven, and the included angle formed by the axes of two adjacent fan blades is 51.43 degrees.

8. The pulse tank for the gas pulse soot blower according to claim 1, wherein: the gas inlet end cover is welded and fixed with the pulse tank body, and the gas outlet end cover is welded and fixed with the pulse tank body.

9. The pulse tank for the gas pulse soot blower according to claim 4, wherein: a plurality of turbulence discs can be arranged in the pulse tank body at intervals along the axial direction of the pulse tank body.

10. The pulse tank for the gas pulse soot blower according to claim 7, wherein: a plurality of cylindrical blocks can be arranged in the pulse tank body at intervals along the axial direction of the pulse tank body.