CN210632590U

CN210632590U - Thermal generator set dust removal nozzle

Info

Publication number: CN210632590U
Application number: CN201921572127.5U
Authority: CN
Inventors: 罗华伦
Original assignee: Shanghai Biowill Co ltd
Current assignee: Shanghai Biowill Co ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-05-29
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses a thermal generator set dust removal nozzle, include: connecting pipe and shower nozzle, connecting pipe end-to-end connection has the joint, connecting pipe and shower nozzle adopt the welded mode to connect, the shower nozzle is cylindrical structure and outer wall and evenly sets up four groups and is the main exhaust vent and the vice exhaust vent that the annular distributes, set up the ventilation groove that is linked together with main exhaust vent and vice exhaust vent in the shower nozzle, the top in ventilation groove is provided with the wind guide piece, the wind guide piece is conical structure and with shower nozzle integrated into one piece, four wind guide grooves that are annular equidistance and distribute are seted up to the wind guide piece outer wall, wind guide groove end is linked together with vice exhaust vent. The utility model discloses set up four main, vice exhaust vents of group on the shower nozzle, clear up the ash floating on the pipeline inner wall through vice exhaust vent earlier when clearing up the pipeline, clear up the ashes that the adhesive force is stronger on the pipeline inner wall through main exhaust vent again, the efficiency of clearance is higher, especially when using to the pipeline that the diameter is little.

Description

Thermal generator set dust removal nozzle

Technical Field

The utility model relates to a thermal power generation technical field, more specifically are a thermal generator set dust removal nozzle.

Background

The thermal generator set is a set which uses coal, oil or combustible gas as fuel, heats water in a boiler to raise the temperature, and then uses steam with certain pressure to drive a gas turbine to generate electricity. Thermal power generation generates a lot of burning ashes, and the inside of a pipeline is easy to be blocked by the adhesion of the ashes. The air pressure nozzle is connected with an air pressure device to clean the pipeline.

At present, the following problems exist in the existing dust removal nozzle of a thermal generator set: the nozzle is designed on one side to clean the interior of the pipeline, so that the working efficiency is low when the pipeline with a smaller diameter is cleaned. For this reason, a new scheme needs to be designed to give improvements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thermal generator set dust removal nozzle has solved the problem that proposes in the background art, satisfies the in-service use demand.

In order to achieve the above object, the utility model provides a following technical scheme: a thermal generator set dust removal nozzle, includes: the air guide device comprises a connecting pipe and a spray head, wherein the connecting pipe is connected with the spray head in a welding mode, the spray head is of a cylindrical structure, four groups of main air outlets and auxiliary air outlets which are distributed annularly are uniformly formed in the outer wall of the spray head, a ventilation groove communicated with the main air outlets and the auxiliary air outlets is formed in the spray head, an air guide block is arranged at the top of the ventilation groove, the air guide block is of a conical structure and is integrally formed with the spray head, four air guide grooves which are distributed annularly and equidistantly are formed in the outer wall of the air guide block, the tail end of each air guide groove is communicated with the auxiliary air outlets, and spiral grooves are formed in.

As a preferred embodiment of the utility model, vice exhaust vent sets up in main exhaust vent top, main exhaust vent inner wall outer end is provided with the three aviation baffle that is annular equidistance and distributes, the aviation baffle is low in the interior height outward and is the slope form, and the aviation baffle setting is in the helicla flute outside.

As a preferred embodiment of the utility model, the connecting pipe all is provided with the through-hole with the joint is inside, is located through-hole in the connecting pipe is by supreme convergent form and upper end and the ventilation groove intercommunication down.

As a preferred embodiment of the present invention, the main air outlet and the auxiliary air outlet are both tapered and have a trumpet-shaped opening.

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

this dust removal nozzle has set up four groups owner, vice exhaust vents on the shower nozzle, clears up the ash floating on the pipeline inner wall through vice exhaust vent earlier when clearing up the pipeline, clears up the ashes that the adhesive force is stronger on the pipeline inner wall through main exhaust vent again, and the efficiency of clearance is higher, especially when using to the pipeline that the diameter is little.

Drawings

Fig. 1 is an external structure view of the dust removal nozzle of the thermal generator set of the present invention;

fig. 2 is a cross-sectional view of the thermal generator set dust removal nozzle of the present invention.

In the figure, a connecting pipe 1; a joint 2; a spray head 3; a main air outlet 4; an auxiliary air outlet 5; a spiral groove 6; a wind guide groove 7; a wind guide block 8; a through hole 9; an air deflector 10; a ventilation slot 11.

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. 1-2, the present invention provides a technical solution: a thermal generator set dust removal nozzle, includes: the cleaning device comprises a connecting pipe 1 and a spray head 3, wherein the tail end of the connecting pipe 1 is connected with a connector 3 and is connected with the connecting pipe of an air compressor or an air blower through the connector 3, the connecting pipe 1 and the spray head 3 are connected in a welding mode, the spray head 3 is of a cylindrical structure, four groups of main air outlet holes 4 and auxiliary air outlet holes 5 which are distributed in an annular mode are uniformly formed in the outer wall of the spray head 3, floating ash on the inner wall of a pipeline is blown away through the auxiliary air outlet holes 5 during cleaning, then ash with strong adhesive force is blown off through the main air outlet holes 4, and the four directions are cleaned simultaneously, a ventilation groove 11 communicated with the main air outlet holes 4 and the auxiliary air outlet holes 5 is formed in the spray head 3, a wind guide block 8 is arranged at the top of the ventilation groove 11, the wind guide block 8 is of a conical structure and is integrally formed with the spray head 3, four wind guide grooves 7 which are distributed in an annular equidistant mode are, the tail end of the air guide groove 7 is communicated with the auxiliary air outlet 5, clean air is guided to the auxiliary air outlet 5 through the air guide groove 7, the inner wall of the main air outlet 4 is provided with a spiral groove 6, the spiral groove 6 has a certain guiding effect, and meanwhile, the clean air is diffused after being blown out of the main air outlet 4, so that the cleaning area is increased; the auxiliary air outlet 5 is arranged above the main air outlet 4, three air deflectors 10 distributed in an annular and equidistant mode are arranged at the outer end of the inner wall of the main air outlet 4, the air deflectors 10 are low in outer portion and inclined in inner portion, the air deflectors 10 are arranged on the outer side of the spiral groove 6, and the air deflectors are matched with the spiral groove to guide clean air.

Further improved, as shown in fig. 2: connecting pipe 1 and joint 2 are inside all to be provided with through-hole 9, and through-hole 9 that is located connecting pipe 1 is by supreme convergent form and upper end and the 11 intercommunications of ventilation groove down, and the air compresses in the through-hole 9, raises the pressure.

Specifically, the main air outlet 4 and the auxiliary air outlet 5 are both tapered and have flared openings, and the tapered holes have a certain pressurizing effect on the clean air.

The utility model discloses when using, with the play tuber pipe of air compressor machine or air-blower and 2 threaded connection that connect, air compressor machine or air-blower are to the clean wind of nozzle output, arrange the nozzle in the pipeline, compress and blow to wind guide block 8 through-hole 9, lead through wind guide block 8, some wind blows off through vice exhaust vent 5, tentatively clear up the pipeline inner wall, some wind blows off through main exhaust vent 4 and carries out twice cleanness to the pipeline, clean wind leads through helicla flute 6 cooperation aviation baffle 10 when blowing off main exhaust vent 4, increase clean area.

The product protected by the scheme is put into practical production and application at present, and particularly has certain success in the field of thermal power generation, so that the technical scheme of the product is obviously proved to be beneficial, meets social requirements, and is suitable for batch production and popularization and use.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A thermal generator set dust removal nozzle, includes: connecting pipe (1) and shower nozzle (3), connecting pipe (1) end-to-end connection has joint (2), its characterized in that: the connecting pipe (1) is connected with the spray head (3) in a welded mode, the spray head (3) is of a cylindrical structure, four groups of main air outlet holes (4) and auxiliary air outlet holes (5) which are distributed in an annular mode are uniformly formed in the outer wall of the spray head (3), ventilation grooves (11) communicated with the main air outlet holes (4) and the auxiliary air outlet holes (5) are formed in the spray head (3), air guide blocks (8) are arranged at the top of the ventilation grooves (11), the air guide blocks (8) are of a conical structure and are integrally formed with the spray head (3), four air guide grooves (7) distributed in an annular equidistant mode are formed in the outer wall of each air guide block (8), the tail ends of the air guide grooves (7) are communicated with the auxiliary air outlet holes (5), and spiral grooves (6) are formed in the inner wall of the main.

2. The thermal generator set dedusting nozzle of claim 1, characterized in that: the auxiliary air outlet holes (5) are arranged above the main air outlet holes (4), three air guide plates (10) are arranged at the outer ends of the inner walls of the main air outlet holes (4) and are distributed in an annular and equidistant mode, the air guide plates (10) are low in outer portions and inclined in inner portions, and the air guide plates (10) are arranged on the outer sides of the spiral grooves (6).

3. The thermal generator set dedusting nozzle of claim 1, characterized in that: connecting pipe (1) and joint (2) inside all is provided with through-hole (9), is located through-hole (9) in connecting pipe (1) are by supreme convergent form and upper end and ventilation groove (11) intercommunication down.

4. The thermal generator set dedusting nozzle of claim 1, characterized in that: the main air outlet hole (4) and the auxiliary air outlet hole (5) are both gradually reduced and the openings are trumpet-shaped.