CN213288079U

CN213288079U - A dust collection device for civil engineering

Info

Publication number: CN213288079U
Application number: CN202021568703.1U
Authority: CN
Inventors: 吕慧霞; 谷永宏; 张飞飞
Original assignee: Shanxi Second Construction Group Co Ltd
Current assignee: Shanxi Second Construction Group Co Ltd
Priority date: 2020-08-01
Filing date: 2020-08-01
Publication date: 2021-05-28
Anticipated expiration: 2030-08-01

Abstract

The utility model belongs to the technical field of dust collection, especially, be a dust collection device for civil engineering, including collecting the square tube, the fan is installed through the bolt in the inside of collecting the square tube, the tip welding of collecting the square tube has the grid tray, the welding of collecting the inside corner of square tube has the guide plate, the lower surface welding of collecting the square tube has the outlet duct, the lower surface of collecting the square tube still has the support frame, the lower extreme of outlet duct is provided with the clamp plate, install the filter bag between outlet duct and the clamp plate; through collection square tube tip welded grid tray, be convenient for the grid tray to get into the inside large granule formation yawing force of collection square tube, avoid the dust to get into the inside perpendicular left and right sides of collection square tube on the surface of fan, increased the stability of fan during operation, through collection square tube corner welded guide plate for the inside dust of getting into collection square tube turns to through the guide plate, has improved the inside smoothness nature of outlet duct that flows in of air current in collection square tube.

Description

A dust collection device for civil engineering

Technical Field

The utility model belongs to the technical field of the environmental protection, concretely relates to a dust collection device for civil engineering.

Background

Dust produced by civil engineering causes air pollution, and the air is not up to standard during construction, which often causes shutdown and production stoppage. Traditional dust collection device is when using, and the large granule in the air causes the fan to damage easily, and the air current direction is not convenient simultaneously, and the filter bag installation with dismantle and consume time.

Disclosure of Invention

The utility model provides a dust collection device for civil engineering, it is convenient to have a dust collection device to use, and the large granule in the air current is little to the fan effort simultaneously, and the convenient characteristics of filter bag dismouting.

In order to achieve the above object, the utility model provides a following technical scheme: a dust collecting device for civil construction comprises a collecting square barrel, wherein a fan is installed in the collecting square barrel through bolts, a grid plate is welded at the end of the collecting square barrel, a guide plate is welded at the corner of the interior of the collecting square barrel, an air outlet pipe is welded below the collecting square barrel, a support frame is welded below the collecting square barrel, a pressing plate is arranged at the lower end of the air outlet pipe, a filter bag is installed between the air outlet pipe and the pressing plate, a limiting groove is formed in the surface of the lower end of the air outlet pipe, a limiting bulge is integrally formed in the surface of the pressing plate, the upper end of the filter bag is installed in the limiting groove in a driving mode, a steel needle is welded on the surface of the limiting bulge and inserted into the filter bag, an internal thread sleeve is rotatably installed at the upper end of the pressing plate, and a screw, and the lower end of the screw rod is fixedly welded with the air outlet pipe.

As the utility model discloses an optimal technical scheme of a dust collection device for civil engineering, the collection square tube is square tubular structure.

As the utility model discloses a preferred technical scheme of a dust collection device for civil engineering, the grid tray comprises twenty daughter boards of personally submitting 30 degrees with the level.

As the utility model discloses an optimal technical scheme of dust collection device for civil engineering, the guide plate is the arc structure, just the radius of guide plate equals with the length of side of collecting the square barrel.

As the utility model discloses an optimal technical scheme of dust collection device for civil engineering, the lower extreme of clamp plate is the ring, the upper end of clamp plate is the montant of two "L" shapes.

As the utility model discloses an optimal technical scheme of a dust collection device for civil engineering, outlet duct lower extreme welded screw rod is provided with two.

As the utility model discloses a preferred technical scheme of dust collection device for civil engineering, spacing arch and spacing recess are the loop configuration.

Compared with the prior art, the beneficial effects of the utility model are that: the grid plate welded at the end part of the collecting square tube is convenient for the grid plate to form lateral force on large particles entering the inside of the collecting square tube, the dust is prevented from entering the inside of the collecting square tube and being vertical to the left and right surfaces of a fan, the stability of the fan in working is improved, the dust entering the inside of the collecting square tube is enabled to turn by the guide plate welded at the corner part of the collecting square tube, the smoothness of air flow flowing into the air outlet tube inside the collecting square tube is improved, the wind power is prevented from being reduced inside the collecting square tube, meanwhile, the damage caused by overlarge stress on the end part of the collecting square tube is avoided, meanwhile, the filter bag is arranged at the end part of the air outlet tube through the pressing plate, the screw and the internal thread sleeve, the convenience of the filter bag at the end part of the air outlet tube is improved, meanwhile, the filter bag is seamlessly connected with the air, meanwhile, the steel needle welded on the surface of the limiting protrusion is inserted into the filter bag, so that the firmness of the filter bag arranged between the air outlet pipe and the pressing plate is improved.

Drawings

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

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a schematic view of the three-dimensional structure of the collecting square tube and the air outlet tube of the present invention;

in the figure: 1. collecting a square cylinder; 2. a fan; 3. a grid plate; 4. a baffle; 5. an air outlet pipe; 6. a support frame; 7. pressing a plate; 8. a filter bag; 9. a limiting groove; 10. a limiting bulge; 11. a steel needle; 12. a screw; 13. an internally threaded sleeve.

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.

Examples

Referring to fig. 1-3, a dust collecting device for civil engineering construction comprises a collecting square tube 1, a fan 2 is installed in the collecting square tube 1 through bolts, a grid plate 3 is welded at the end of the collecting square tube 1, a guide plate 4 is welded at the corner of the inside of the collecting square tube 1, an air outlet tube 5 is welded below the collecting square tube 1, a support frame 6 is also welded below the collecting square tube 1, one end of the support frame (6) is welded on the outer wall of the square tube 1, the other end of the support frame (6) is welded on the outer wall of the air outlet tube (5), a press plate 7 is arranged at the lower end of the air outlet tube 5, a filter bag 8 is installed between the air outlet tube 5 and the press plate 7, a limit groove 9 is formed on the surface of the lower end of the air outlet tube 5, a limit bulge 10 is integrally formed on the surface of the press plate, and the steel needle 11 is inserted into the filter bag 8, the upper end of the pressure plate 7 is rotatably provided with an internal thread sleeve 13, the internal part of the internal thread sleeve 13 is screwed with a screw 12, and the lower end of the screw 12 is welded and fixed with the air outlet pipe 5.

In the embodiment, the grid plate 3 welded at the end part of the collecting square tube 1 is convenient for the grid plate 3 to form lateral force on large particles entering the inside of the collecting square tube 1, so that dust is prevented from entering the inside of the collecting square tube 1 to vertically and horizontally face the surface of the fan 2, the stability of the fan 2 in working is improved, the dust entering the inside of the collecting square tube 1 is enabled to be diverted through the guide plate 4 welded at the corner part of the collecting square tube 1, the smoothness of air flow flowing into the inside of the outlet pipe 5 in the inside of the collecting square tube 1 is improved, the reduction of wind power in the inside of the collecting square tube 1 is avoided, meanwhile, the damage caused by the overlarge stress on the end part of the collecting square tube 1 is avoided, meanwhile, the filter bag 8 is arranged at the end part of the outlet pipe 5 through the pressing plate 7, the screw 12 and the internal thread sleeve 13, the convenience of arranging the filter bag 8 at the end part of the outlet, the limiting bulge 10 with the upper end of the filter bag 8 is arranged in the limiting groove 9 formed in the lower end of the air outlet pipe 5, and meanwhile, the steel needle 11 welded on the surface of the limiting bulge 10 is inserted into the filter bag 8, so that the firmness of the filter bag 8 arranged between the air outlet pipe 5 and the pressing plate 7 is improved.

Specifically, the collecting square tube 1 is a square tube structure.

In this embodiment, the square collecting barrel 1 is of a square barrel-shaped structure, so that the square collecting barrel 1 is kept balanced.

Specifically, the grid plate 3 is composed of twenty sub-plates forming a 30-degree angle with the horizontal plane.

In this embodiment, the grid plate 3 formed by twenty sub-plates with a 30-degree angle with the horizontal plane is convenient for blocking large particles entering the collecting square tube 1.

Specifically, the guide plate 4 is of an arc-shaped structure, and the radius of the guide plate 4 is equal to the side length of the collecting square cylinder 1.

In this embodiment, the guide plate 4 is an arc-shaped structure, and the radius of the guide plate 4 is equal to the side length of the square collecting cylinder 1, so that the air flow in the square collecting cylinder 1 can be guided conveniently.

Specifically, the lower end of the pressing plate 7 is a circular ring, and the upper end of the pressing plate 7 is provided with two L-shaped vertical rods.

In this embodiment, the lower extreme through clamp plate 7 is the ring, and the upper end of clamp plate 7 is the montant of two "L" shapes, and the lower extreme at outlet duct 5 is installed to clamp plate 7 of being convenient for.

Specifically, two screw rods 12 are arranged at the lower end of the air outlet pipe 5.

In this embodiment, two screws 12 welded to the lower end of the air outlet pipe 5 are provided, which facilitates positioning of the pressing plate 7.

Specifically, the limiting protrusion 10 and the limiting groove 9 are both of annular structures.

In this embodiment, the limiting protrusions 10 and the limiting grooves 9 are both of an annular structure, so that the filter bag 8 is conveniently positioned.

The utility model discloses a theory of operation and use flow: during production, the guide plate 4 is welded at the corner inside the collecting square tube 1, the fan 2 is fixed inside the collecting square tube 1 through bolts, the grid plate 3 is welded at the end part of the collecting square tube 1, the air outlet tube 5 and the support frame 6 are welded at the lower surface of the collecting square tube 1, the internal thread sleeve 13 is rotatably connected with the press plate 7, the press plate 7 is installed at the lower end of the air outlet tube 5, the lower end of the screw rod 12 is screwed inside the internal thread sleeve 13 and then welded on the surface of the air outlet tube 5, the upper end of the filter bag 8 is installed between the air outlet tube 5 and the press plate 7, the internal thread sleeve 13 is rotated to enable the internal thread sleeve 13 to be selected and ascend outside the screw rod 12, the limiting bulge 10 which is integrally formed on the surface of the press plate 7 with the upper end of the filter bag 8 is installed inside the limiting groove 9 which, during the use, place the appropriate position department on building site collection square tube 1 to switch on fan 2 and outside power, the inside of air entering collection square tube 1 under fan 2's effect this moment.

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. The utility model provides a dust collection device for civil engineering, includes collection square tube (1), its characterized in that: a fan (2) is installed inside the collecting square barrel (1) through a bolt, a grid plate (3) is welded at one end of the collecting square barrel (1), a guide plate (4) is welded at the corner inside the collecting square barrel (1), an air outlet pipe (5) is welded at the other end of the collecting square barrel (1), and a supporting frame (6) is welded on the lower surface of the collecting square barrel (1); the lower extreme of outlet duct (5) is provided with clamp plate (7), install filter bag (8) between outlet duct (5) and clamp plate (7), the surface of outlet duct (5) lower extreme is equipped with spacing recess (9), the surperficial integrated into one piece of clamp plate (7) has spacing arch (10), the inside at spacing recess (9) is installed in spacing arch (10) area upper end of filter bag (8), the skin weld of spacing arch (10) has steel needle (11), just steel needle (11) insert the inside of filter bag (8), the upper end of clamp plate (7) is rotated and is installed internal thread sleeve (13), the inside of internal thread sleeve (13) has screw rod (12) soon to close, just the lower extreme and outlet duct (5) welded fastening of screw rod (12).

2. A dust collecting device for civil engineering works according to claim 1, characterized in that: the collecting square tube (1) is of a square tube-shaped structure.

3. A dust collecting device for civil engineering works according to claim 1, characterized in that: the grid plate (3) is composed of twenty sub-plates forming a 30-degree angle with the horizontal plane.

4. A dust collecting device for civil engineering works according to claim 1, characterized in that: the guide plate (4) is of an arc-shaped structure, and the radius of the guide plate (4) is equal to the side length of the collecting square cylinder (1).

5. A dust collecting device for civil engineering works according to claim 1, characterized in that: the lower end of the pressing plate (7) is a circular ring, and the upper end of the pressing plate (7) is provided with two L-shaped vertical rods.

6. A dust collecting device for civil engineering works according to claim 1, characterized in that: two screw rods (12) welded at the lower end of the air outlet pipe (5) are arranged.

7. A dust collecting device for civil engineering works according to claim 1, characterized in that: the limiting protrusion (10) and the limiting groove (9) are both of annular structures.