CN210613130U

CN210613130U - Air pipe not easy to block filter screen

Info

Publication number: CN210613130U
Application number: CN201921323965.9U
Authority: CN
Inventors: 王兴春; 马显琴
Original assignee: Chongqing Green Banger Environmental Protection Equipment Co Ltd
Current assignee: Chongqing Green Banger Environmental Protection Equipment Co Ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-05-26
Anticipated expiration: 2029-08-15

Abstract

The utility model provides a be difficult for blockking up tuber pipe of filter screen, including tuber pipe body and shutoff box body, the bottom of tuber pipe body is equipped with the installing port, the detachable fixed mounting of shutoff box body in installing port department, the fixed first filter screen that is equipped with the one end slope that admits air to the tuber pipe body in top of shutoff box body, and first filter screen cuts off the cross-section that overflows of tuber pipe body, shutoff box body top interval is equipped with first notch and the second notch that all is linked together with the inside cavity of shutoff box body, and first notch and second notch are located the first filter screen left and right sides respectively, first notch and second notch communicate tuber pipe body respectively and admit air one end and give vent to anger one end, fixed mounting has the second filter screen in the first notch. The utility model discloses an inside first filter screen and the second filter screen of being equipped with of tuber pipe can increase filtration area, and first filter screen is the slope form, makes the dust be difficult to the adhesion on first filter screen, can ensure unobstructed of first filter screen, and the filter effect is good, and first filter screen and second filter screen are convenient for wash or change.

Description

Air pipe not easy to block filter screen

Technical Field

The utility model belongs to the technical field of the tuber pipe for the dust purification, concretely relates to difficult tuber pipe that blocks up filter screen.

Background

Nowadays, many industrial processes are more and more demanding on the environment, and especially dust pollution cannot occur in the production, and it is desirable to achieve this by using specialized dust purification equipment.

Most of the existing dust purification devices mainly comprise a fan and an air pipe, wherein air and dust are sucked by the fan and are conveyed to other places for treatment or discharge through the air pipe. The filter screen is arranged in the air pipe to filter dust in the prior art, but the filter screen is mostly disc-type, so that the overflowing cross section of the air pipe is reduced, the filter area is small, dust is easily adhered to the filter screen, and the filter screen is blocked by the dust in the past, so that the filter screen is unsmooth.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a be difficult for blockking up tuber pipe of filter screen, inside first filter screen and the second filter screen of setting up of this tuber pipe, with increase filter area, first filter screen is the slope form, make the dust be difficult to the adhesion on first filter screen, even be stained with the dust on first filter screen, under the air current impact, the dust rolls to first filter screen bottom, make the dust pile up or the adhesion is on the second filter screen in first filter screen bottom, ensure unobstructed of first filter screen, with the filter effect of ensureing this tuber pipe, first filter screen and second filter screen convenient to detach.

The utility model discloses a following technical scheme realizes:

an air pipe not easy to block a filter screen comprises an air pipe body and a blocking box body; the bottom end of the air pipe body is provided with an installation opening, the plugging box body is detachably and fixedly installed at the installation opening and used for plugging the installation opening, the top end of the plugging box body is fixedly provided with a first filter screen inclining towards the air inlet end of the air pipe body, the first filter screen cuts off the overflowing section of the air pipe body, the inclined first filter screen can increase the filtering area, the top end of the plugging box body is provided with a first notch and a second notch at intervals, the first notch and the second notch are communicated with the inner cavity of the plugging box body, the first notch and the second notch are respectively positioned on the left side and the right side of the first filter screen, the first notch is communicated with the air inlet end of the air pipe body, a second filter screen is fixedly installed in; the during operation, the air carries the dust and is got into by tuber pipe body one end of admitting air, the air of carrying the dust filters through first filter screen and second filter screen reposition of redundant personnel, first filter screen and second filter screen can increase filter area, the first filter screen of the air of carrying the dust wherein some impact slope form, make the dust be difficult to the adhesion on first filter screen, even be stained with the dust on the first filter screen, under the air current impact action, the dust rolls to first filter screen bottom, make the dust pile up or the adhesion is on the second filter screen in first filter screen bottom, can ensure the unobstructed of first filter screen, can ensure the filter effect of this tuber pipe, the shutoff box body is convenient for install and remove, can wash or change first filter screen and second filter screen.

Further, the bottom of shutoff box body is equipped with seals the baffle, seals baffle and tuber pipe body and passes through a plurality of screw fixed connection, makes the shutoff box body be convenient for install and remove, and is concrete, tuber pipe body bottom is equipped with a plurality of screw holes, seals to be equipped with on the baffle with a plurality of screw hole one-to-one a plurality of through-holes, a plurality of screw one-to-one insert a plurality of through-holes and with screw hole threaded connection, seal the contact surface between baffle and the tuber pipe body and be equipped with first sealed the pad, the clearance between first sealed pad ability sealed baffle and the tuber pipe body prevents that the dust in the air from leaking from the clearance.

Further, the fixed frame that is equipped with of first filter screen, the bottom and the shutoff box body bottom fixed connection of frame, the top inner wall of tuber pipe body are equipped with the draw-in groove, and the draw-in groove is stretched into on the top of frame and tuber pipe body block, and the top and the bottom of frame are fixed respectively, can improve the steadiness of first filter screen.

Further, the shutoff box body is equipped with the bead respectively with the front and back side of frame, and is concrete, the integrative setting of bead of shutoff box body and frame homonymy, the both sides internal face all is equipped with the spout corresponding with the bead around the tuber pipe body, it needs to explain here, the installing port is the rhombus form, the shutoff box body is the rhombus form, the inclined plane angle of installing port and shutoff box body all equals with the inclination of first filter screen, the cooperation of being convenient for inserts the installation, during the installation, inside the frame stretched into the tuber pipe body by the installing port, and the bead corresponds the block along the spout, can improve the steadiness of frame.

Furthermore, all be equipped with the sealed pad of second in draw-in groove and the spout, after the fixed mounting shutoff box body, the sealed pad of second can seal the contact surface clearance between frame and the tuber pipe body inner wall, can prevent that the dust in the air from leaking from the clearance.

Furthermore, the included angle between the first filter screen and the second filter screen is 30-60 degrees, and dust can be prevented from being adhered to the first filter screen under the impact of air flow.

According to the above technical scheme, the utility model provides a pair of be difficult for blockking up tuber pipe of filter screen, beneficial effect lies in: this tuber pipe is inside to be equipped with first filter screen and second filter screen, can increase filter area, first filter screen is the slope form, make the dust be difficult to the adhesion on first filter screen, even be stained with the dust on the first filter screen, under the air current impact, the dust rolls to first filter screen bottom, make the dust pile up or the adhesion is on the second filter screen in first filter screen bottom, can ensure the unobstructed of first filter screen, can ensure the filter effect of this tuber pipe, the shutoff box body is convenient for install and remove, can wash or change first filter screen and second filter screen.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the schematic diagram of the air duct body structure of the present invention.

Fig. 3 is a schematic cross-sectional view of the air duct body of the present invention.

Fig. 4 is a schematic diagram of the structure of the plugging box of the present invention.

In the drawings: 1-air duct body, 11-mounting port, 12-clamping groove, 13-sliding groove, 2-blocking box body, 21-first notch, 22-second notch, 3-first filter screen, 4-second filter screen, 5-blocking plate, 6-screw, 71-first sealing gasket, 72-second sealing gasket, 8-outer frame and 9-rib.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

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

As shown in fig. 1 to 4, an air duct not easy to block a filter screen comprises an air duct body 1 and a blocking box body 2; the bottom end of the air pipe body 1 is provided with a mounting hole 11, the plugging box body 2 is detachably and fixedly mounted at the mounting hole 11 and used for plugging the mounting hole 11, the top end of the plugging box body 2 is fixedly provided with a first filter screen 3 inclining to the air inlet end of the air pipe body 1, the first filter screen 3 cuts off the overflowing section of the air pipe body 1, the inclined first filter screen 3 can increase the filtering area, the top end of the plugging box body 2 is provided with a first notch 21 and a second notch 22 at intervals, the first notch 21 and the second notch 22 are respectively positioned at the left side and the right side of the first filter screen 3, the first notch 21 is communicated with the air inlet end of the air pipe body 1, the second filter screen 4 is fixedly mounted in the first notch 21, and the second notch 22 is communicated with the air outlet end of the air pipe body 1; this tuber pipe is inside to be equipped with first filter screen 3 and second filter screen 4, can increase filter area, first filter screen 3 is the slope form, make the dust be difficult to the adhesion on first filter screen 3, even be stained with the dust on first filter screen 3, under the air current impact, the dust rolls to first filter screen 3 bottom, make the dust pile up or the adhesion on second filter screen 4 in first filter screen 3 bottom, can ensure unobstructed of first filter screen 3, can ensure the filter effect of this tuber pipe, shutoff box body 2 is convenient for install and remove, can wash or change first filter screen 3 and second filter screen 4.

In this embodiment, the bottom of shutoff box body 2 is equipped with a baffle 5, seals baffle 5 and tuber pipe body 1 through a plurality of screws 6 fixed connection, makes shutoff box body 2 be convenient for install and remove, and is concrete, tuber pipe body 1 bottom is equipped with a plurality of screw holes, seals to be equipped with on the baffle 5 with a plurality of through-holes of a plurality of screw hole one-to-ones, a plurality of screws 6 one-to-ones insert a plurality of through-holes and with screw hole threaded connection, the contact surface between baffle 5 and the tuber pipe body 1 is equipped with first sealed 71 that fills up, the clearance between baffle 5 and the tuber pipe body 1 can be sealed to first sealed 71 that fills up, prevents that the dust in the air from leaking from the clearance.

In this embodiment, first filter screen 3 is fixed and is equipped with frame 8, and the bottom of

frame

8 and 2 bottom fixed connection of shutoff box body, the top inner wall of tuber pipe body 1 are equipped with draw-in groove 12, and draw-in

groove

12 and 1 block of tuber pipe body are stretched into on the top of frame 8, and the top and the bottom of frame 8 are fixed respectively, can improve first filter screen 3's steadiness.

In this embodiment, the side is equipped with bead 9 respectively around shutoff box body 2 and frame 8, and is concrete, and the integrative setting of bead 9 of shutoff box body 2 and frame 8 homonymy, the both sides internal face all is equipped with the spout 13 corresponding with bead 9 around the tuber pipe body 1, and during the installation, inside frame 8 stretched into tuber pipe body 1 by installing port 11, and bead 9 corresponded the block along spout 13, can improve frame 8's steadiness.

In this embodiment, the second sealing gaskets 72 are disposed in the clamping grooves 12 and the sliding grooves 13, and after the box body 2 is fixedly installed and sealed, the second sealing gaskets 72 can seal the gap between the outer frame 8 and the inner wall of the air duct body 1, so that dust in the air can be prevented from leaking from the gap.

In this embodiment, the contained angle of first filter screen 3 and second filter screen 4 is 60, and under the air current impact, can prevent that the dust from adhering on first filter screen 3, ensures that first filter screen 3 is unobstructed.

The working principle of the embodiment is as follows: when the plugging box body 2 is installed, the outer frame 8 extends into the air pipe body 1 from the installation opening 11, the convex edges 9 are correspondingly clamped along the sliding grooves 13, and the plugging baffle plate 5 is fixed by a plurality of screws 6; when the air duct works, dust carried by air enters from the air inlet end of the air duct body 1, the air carrying the dust is divided and filtered by the first filter screen 3 and the second filter screen 4, the filter area can be increased by the first filter screen 3 and the second filter screen 4, and one part of the air carrying the dust impacts the inclined first filter screen 3, so that the dust is difficult to adhere to the first filter screen 3, even if the dust is adhered to the first filter screen 3, the dust rolls towards the bottom end of the first filter screen 3 under the impact action of airflow, so that the dust is accumulated or adhered to the second filter screen 4 at the bottom end of the first filter screen 3, the smoothness of the first filter screen 3 can be ensured, and the filter effect of the air duct can be ensured; after using for a period of time, dismantle and seal baffle 5, take out shutoff box body 2 and first filter screen 3 and second filter screen 4 to can wash or change first filter screen 3 and second filter screen 4.

In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a be difficult for blockking up tuber pipe of filter screen which characterized in that: comprises an air pipe body (1) and a plugging box body (2); the bottom end of the air pipe body (1) is provided with a mounting opening (11), the plugging box body (2) is detachably and fixedly arranged at the mounting opening (11) and used for plugging the mounting opening (11), the top end of the plugging box body (2) is fixedly provided with a first filter screen (3) which inclines towards the air inlet end of the air pipe body (1), the first filter screen (3) cuts off the overflowing section of the air pipe body (1), the top end of the plugging box body (2) is provided with a first notch (21) and a second notch (22) at intervals, which are communicated with the inner cavity of the plugging box body (2), and first notch (21) and second notch (22) are located first filter screen (3) left and right sides respectively, and first notch (21) intercommunication tuber pipe body (1) one end that admits air, and fixed mounting has second filter screen (4) in first notch (21), and second notch (22) intercommunication tuber pipe body (1) one end of giving vent to anger.

2. The air duct of claim 1, wherein the air duct does not easily clog the filter screen: the bottom of shutoff box body (2) is equipped with seals baffle (5), seals baffle (5) and tuber pipe body (1) through a plurality of screws (6) fixed connection, seals the contact surface between baffle (5) and tuber pipe body (1) and is equipped with first sealed pad (71).

3. The air duct of claim 1, wherein the air duct does not easily clog the filter screen: first filter screen (3) are fixed and are equipped with frame (8), the bottom and the shutoff box body (2) bottom fixed connection of frame (8), and the top inner wall of tuber pipe body (1) is equipped with draw-in groove (12), and draw-in groove (12) and tuber pipe body (1) block are stretched into on the top of frame (8).

4. The air duct of claim 3, wherein the air duct does not easily clog the filter screen: the front side and the rear side of the plugging box body (2) and the outer frame (8) are respectively provided with a convex edge (9), and the inner wall surfaces of the front side and the rear side of the air pipe body (1) are respectively provided with a sliding groove (13) corresponding to the convex edge (9).

5. The air duct of claim 4, wherein the air duct does not easily clog the filter screen: and second sealing gaskets (72) are arranged in the clamping groove (12) and the sliding groove (13).

6. The air duct of claim 1, wherein the air duct does not easily clog the filter screen: the included angle between the first filter screen (3) and the second filter screen (4) is 30-60 degrees.