CN213421913U

CN213421913U - Online cleaning equipment for desulfurization flue gas heat exchanger

Info

Publication number: CN213421913U
Application number: CN202021820441.3U
Authority: CN
Inventors: 孟凡新
Original assignee: Wallstein Thermal Equipment Tianjin Co ltd
Current assignee: Wallstein Thermal Equipment Tianjin Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-06-11
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses an online cleaning device for a desulfurization flue gas heat exchanger, which comprises a heat exchanger body; the heat exchanger comprises a heat exchanger body and is characterized in that a spiral tube shell is arranged inside the heat exchanger body, an air inlet pipe is communicated with the middle of the left side of the heat exchanger body, a fixed frame is fixedly mounted on the right side of the inner wall of the air inlet pipe, the left side of the fixed frame penetrates through a filter screen plate and is fixedly connected with the filter screen plate through bolts, an electric telescopic rod is fixedly mounted on the inner wall of the top end of the air inlet pipe, and the inner wall of the top end of. The utility model discloses a vertical fixed mounting in inside of intake pipe has the filter plate, can filter the dust in the flue gas, when needs clearance filter plate, control electric telescopic handle work can promote the brush and reciprocate in the left side of filtering the filter plate to automatic clear up the filterable dust in filter plate left side, deposit in the dust after the clearance falls into the collection box, simple structure, work efficiency is high.

Description

Online cleaning equipment for desulfurization flue gas heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field specifically is a desulfurization gas heater online cleaning equipment.

Background

At present, with the enhancement of environmental awareness and environmental policy, industries such as power generation, metallurgy and chemical industry basically carry out desulfurization treatment on discharged flue gas, wet desulfurization is mainly used in a flue gas desulfurization process, a desulfurization flue gas heat exchanger is arranged in a wet desulfurization process system, and the flue gas contains a large amount of dust, so that a corresponding filtering device is needed, but the filtering device is used for a long time, meshes are easy to block and need to be cleaned frequently, an existing cleaning device generally washes a filtering screen plate in a water spraying manner, but the filtering screen plate needs to be dried after washing, a large amount of time is wasted, and the equipment cost is increased;

by the retrieval of the publication number CN202803086U, the online cleaning equipment for the desulfurization flue gas heat exchanger comprises a control system, a spraying system, a high-pressure water supply system and a chemical supply system, wherein the high-pressure water supply system and the chemical supply system are connected with the spraying system, and the high-pressure water supply system, the chemical supply system and the spraying system are all controlled by the control system;

in realizing the utility model discloses an in-process, the inventor finds that there is following problem at least among the prior art and does not get solved, 1, the structure is complicated, inconvenient operation, 2, work efficiency are low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a desulfurization gas heater online cleaning equipment has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an online cleaning device for a desulfurization flue gas heat exchanger comprises a heat exchanger body;

the inside of heat exchanger body is provided with spiral helicine tube, the left side middle part intercommunication of heat exchanger body has the intake pipe, the vertical fixed mounting in right side of intake pipe inner wall has fixed frame, the left side of fixed frame runs through filter plate and fixed connection through the bolt, the top inner wall fixed mounting of intake pipe has electric telescopic handle, electric telescopic handle's bottom runs through the top inner wall of intake pipe and is connected with the brush, the fluff end of brush and the left side laminating of filter plate, the bottom inner wall of intake pipe runs through the intercommunication and has the collection box, collect the box and arrange filter plate in under, the upper surface left side of intake pipe is provided with button panel.

As an optimal implementation mode of the utility model, the spacing groove has been seted up to the vertical symmetry of front side and rear side inner wall of intake pipe, the stopper is installed to the front end and the rear end symmetry of brush, spacing groove and stopper sliding connection.

As a preferred embodiment of the utility model, the brush is rectangular shape, the spread groove has been seted up at the upper surface middle part of brush, electric telescopic handle's bottom and spread groove threaded connection.

As a preferred embodiment of the utility model, the bottom intercommunication of collecting the box has the dust removal pipe, the bottom threaded connection of dust removal pipe has sealed lid.

As a preferred embodiment of the present invention, the input end of the button panel is electrically connected to the external power source through a wire, and the output end of the button panel is electrically connected to the input end of the electric telescopic rod through a wire.

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

1. the utility model relates to a desulfurization flue gas heat exchanger online cleaning equipment has the filter plate through the inside vertical fixed mounting of intake pipe, can filter the dust in the flue gas, and when needs clearance filter plate, control electric telescopic handle work can promote the brush and reciprocate in the left side of filter plate to automatic clear up the filterable dust in filter plate left side, deposit in the dust after the clearance falls into the collection box, simple structure, work efficiency is high.

2. The utility model relates to a desulfurization flue gas heat exchanger online cleaning equipment through spacing groove and stopper sliding connection, can carry on spacingly to the brush, improves the mobility stability of brush, avoids the brush to remove the in-process and takes place the slope, influences the clearance effect of brush to filtering otter board left side dust.

3. The utility model relates to a desulfurization flue gas heat exchanger online cleaning equipment, bottom and spread groove threaded connection through electric telescopic handle conveniently change the brush, avoid the long-time use wearing and tearing of brush, the influence is to the clearance effect of crossing filter plate.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a front view of the on-line cleaning equipment for the desulfurized flue gas heat exchanger of the present invention;

FIG. 2 is the utility model relates to a left side view is connected with stopper to desulfurization gas heater online cleaning equipment's spacing groove.

In the figure: 1. a heat exchanger body; 2. a pipe shell; 3. an air inlet pipe; 4. a fixing frame; 5. a bolt; 6. a filter screen plate; 7. an electric telescopic rod; 8. a brush; 9. a collection box; 91. a dust removal pipe; 10. a sealing cover; 11. a limiting groove; 12. a limiting block; 13. connecting a groove; 14. a button panel.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: an online cleaning device for a desulfurization flue gas heat exchanger comprises a heat exchanger body 1;

a spiral tube shell 2 is arranged in the heat exchanger body 1, the middle of the left side of the heat exchanger body 1 is communicated with an air inlet tube 3, a fixed frame 4 is vertically and fixedly installed on the right side of the inner wall of the air inlet tube 3, the left side of the fixed frame 4 penetrates through a filter screen plate 6 through a bolt 5 and is fixedly connected with the filter screen plate, an electric telescopic rod 7 is fixedly installed on the inner wall of the top end of the air inlet tube 3, the bottom end of the electric telescopic rod 7 penetrates through the inner wall of the top end of the air inlet tube 3 and is connected with a hairbrush 8, the soft hair end of the hairbrush 8 is attached to the left side of the filter screen plate 6, the inner wall of the bottom end of the air inlet tube 3 is communicated with a collecting box 9;

in this embodiment (as shown in fig. 1-2), there is filter plate 6 through the vertical fixed mounting in inside of intake pipe 3, can filter the dust in the flue gas, when needs clearance filter plate 6, control electric telescopic handle 7 work, can promote brush 8 and reciprocate in filter plate 6's left side to clear up the filterable dust in filter plate 6 left side automatically, the dust after the clearance falls into and deposits in collecting box 9, simple structure, work efficiency is high.

In this embodiment (please refer to fig. 1-2), the inner walls of the front side and the rear side of the air inlet pipe 3 are vertically and symmetrically provided with limiting grooves 11, the front end and the rear end of the brush 8 are symmetrically provided with limiting blocks 12, the limiting grooves 11 are slidably connected with the limiting blocks 12, so that the brush 8 can be limited, the moving stability of the brush 8 is improved, and the phenomenon that the brush 8 inclines in the moving process to influence the cleaning effect of the brush 8 on the dust on the left side of the filter screen plate 6 is avoided.

In this embodiment (please refer to fig. 1-2), the brush 8 is in a strip shape, the middle of the upper surface of the brush 8 is provided with a connecting groove 13, and the bottom end of the electric telescopic rod 7 is in threaded connection with the connecting groove 13, so that the brush 8 is convenient to replace, and the influence on the cleaning effect of the filter screen plate 6 due to the long-time wear of the brush 8 is avoided.

In this embodiment (see fig. 1), the bottom end of the collecting box 9 is communicated with a dust removing pipe 91, the bottom end of the dust removing pipe 91 is connected with a sealing cover 10 in a threaded manner, and the sealing cover 10 is unscrewed, so that dust in the collecting box 9 can be conveniently cleaned.

In this embodiment (see fig. 1-2), the input end of the button panel 14 is electrically connected to an external power source through a wire, and the output end of the button panel 14 is electrically connected to the input end of the electric telescopic rod 7 through a wire.

It should be noted that the utility model relates to an online cleaning device for a desulfurization flue gas heat exchanger, which comprises a heat exchanger body 1, a tube shell 2, an air inlet pipe 3, a fixing frame 4, a bolt 5, a filter screen plate 6, an electric telescopic rod 7, a brush 8, a collecting box 9, a dust removing pipe 91, a sealing cover 10, a limiting groove 11, a limiting block 12, a connecting groove 13, a button panel 14, and all parts are universal standard parts or parts known by technicians in the field, the structure and principle of the components are all known by technical manuals or conventional experimental methods, the filter screen plate 6 is vertically and fixedly arranged in the air inlet pipe 3 during working, dust in flue gas can be filtered, when the filter screen plate 6 needs to be cleaned, the electric telescopic rod 7 is controlled to work, the brush 8 can be pushed to move up and down on the left side of the filter screen plate 6, so as to automatically clean the dust filtered on the left side of the, the dust after the clearance falls into and deposits in collecting box 9, simple structure, and work efficiency is high, through electric telescopic handle 7's bottom and spread groove 13 threaded connection, conveniently changes brush 8, avoids brush 8 to use wearing and tearing for a long time, and the influence is to the clearance effect of filtering net plate 6, twists off sealed lid 10, conveniently clears up the dust in collecting box 9.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The on-line cleaning equipment for the desulfurization flue gas heat exchanger is characterized by comprising a heat exchanger body (1);

a spiral pipe shell (2) is arranged in the heat exchanger body (1), the middle part of the left side of the heat exchanger body (1) is communicated with an air inlet pipe (3), a fixed frame (4) is vertically and fixedly arranged on the right side of the inner wall of the air inlet pipe (3), the left side of the fixed frame (4) penetrates through the filter screen plate (6) through a bolt (5) and is fixedly connected, an electric telescopic rod (7) is fixedly arranged on the inner wall of the top end of the air inlet pipe (3), the bottom end of the electric telescopic rod (7) penetrates through the inner wall of the top end of the air inlet pipe (3) and is connected with the brush (8), the soft hair end of the hair brush (8) is attached to the left side of the filter screen plate (6), the inner wall of the bottom end of the air inlet pipe (3) is communicated with a collecting box (9) in a penetrating way, the collecting box (9) is arranged right below the filter screen plate (6), and a button panel (14) is arranged on the left side of the upper surface of the air inlet pipe (3).

2. The on-line cleaning equipment for the desulfurization flue gas heat exchanger of claim 1, which is characterized in that: limiting grooves (11) are vertically and symmetrically formed in the inner walls of the front side and the rear side of the air inlet pipe (3), limiting blocks (12) are symmetrically arranged at the front end and the rear end of the hairbrush (8), and the limiting grooves (11) are connected with the limiting blocks (12) in a sliding mode.

3. The on-line cleaning equipment for the desulfurization flue gas heat exchanger of claim 1, which is characterized in that: the hairbrush (8) is in a long strip shape, the middle of the upper surface of the hairbrush (8) is provided with a connecting groove (13), and the bottom end of the electric telescopic rod (7) is in threaded connection with the connecting groove (13).

4. The on-line cleaning equipment for the desulfurization flue gas heat exchanger of claim 1, which is characterized in that: the bottom end of the collecting box (9) is communicated with a dust removing pipe (91), and the bottom end of the dust removing pipe (91) is in threaded connection with a sealing cover (10).

5. The on-line cleaning equipment for the desulfurization flue gas heat exchanger of claim 1, which is characterized in that: the input end of the button panel (14) is electrically connected with an external power supply through a wire, and the output end of the button panel (14) is electrically connected with the input end of the electric telescopic rod (7) through a wire.