CN210277049U

CN210277049U - Dust suction device

Info

Publication number: CN210277049U
Application number: CN201920760679.2U
Authority: CN
Inventors: 阮正潮; 郑晓辉
Original assignee: Xiamen Tolyto Environmental Protection Science And Technology Co ltd
Current assignee: Xiamen Tolyto Environmental Protection Science And Technology Co ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-04-10
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses a dust suction device, which comprises a shell, a filter element and a fan, wherein the filter element and the fan are both arranged on the shell, and dust is adsorbed on the outer surface of the filter element under the suction action of the fan when the fan works; the device also comprises a dust suction pipe, a driving piece and a negative pressure pipeline; the dust suction pipe is movably connected with the shell and positioned outside the outer side surface of the filter element, and a dust suction opening is formed in one side of the dust suction pipe facing the outer side surface of the filter element; the dust suction pipe is communicated with the negative pressure pipeline; the driving piece is fixedly connected to the shell and drives the dust suction pipe to sweep the outer side surface of the filter element to suck dust when the negative pressure pipeline is opened. The dust suction device with the structure can realize the miniaturization of the device, reduce the power consumption and reduce the noise pollution.

Description

Dust suction device

Technical Field

The utility model relates to a dust collector technical field, concretely relates to dust extraction.

Background

The filter rod forming machine is the main equipment for producing cigarette filter rods in a cigarette factory, and generates a large amount of fiber dust and broken filaments suspended in the air of a workshop during the process of opening acetate fiber tows and manufacturing filter rods, so that the dust must be treated. In the prior art, a central dust removing device is generally arranged in a workshop, a suction hood is arranged at a feeding port of a filter tip rod forming machine and is directly communicated with a large fan of the central dust removing device through a pipeline, air containing fiber dust and shredded fibers passes through the suction hood and then enters a filter cabin of the central dust removing device through the pipeline to be filtered, and clean air flows back to the workshop. But the power consumption of the large central dust removing equipment is huge, and the noise pollution is serious.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect or the problem that exist among the background art, provide a dust extraction to solve the problem that the large-scale dust collecting equipment consumption that exists is big among the prior art, the noise is big.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dust suction device comprises a shell, a filter element and a fan, wherein the filter element and the fan are arranged on the shell, and dust is adsorbed on the outer side surface of the filter element under the suction effect of the fan when the fan works; the device also comprises a dust suction pipe, a driving piece and a negative pressure pipeline; the dust suction pipe is movably connected with the shell and positioned outside the outer side surface of the filter element, and a dust suction opening is formed in one side of the dust suction pipe facing the outer side surface of the filter element; the dust suction pipe is communicated with the negative pressure pipeline; the driving piece is fixedly connected to the shell and drives the dust suction pipe to sweep the outer side surface of the filter element to suck dust when the negative pressure pipeline is opened.

Furthermore, the dust suction pipe is rotatably connected with the shell, and the rotating shaft is positioned in the center of the filter element; the dust suction port covers the outer side surface of the filter element when the dust suction pipe is swept by the driving piece.

Furthermore, the device also comprises a support frame fixedly connected to the inner wall of the shell; the driving part comprises a driving motor and a bearing, the driving motor and the bearing are both arranged on the supporting frame, and the bearing is fixedly connected with the dust collection pipe; the driving motor is matched with the driving bearing through a gear to rotate, and the bearing drives the dust suction pipe to rotate and sweep the outer side surface of the filter element.

Further, the device also comprises a connecting piece; one end of the connecting piece is fixedly connected with the bearing, and the other end of the connecting piece penetrates through the center of the filter element and is fixedly connected with the dust collection pipe.

Further, the connecting piece is a hollow pipeline, and the dust suction pipe is communicated with the negative pressure pipeline through the connecting piece.

Further, the device also comprises a rotary joint; one end of the rotary joint is fixedly connected with the bearing, the other end of the rotary joint is fixedly connected with the negative pressure pipeline, and the rotary joint is communicated with the connecting piece in a sealing mode so that the dust suction pipe is communicated with the negative pressure pipeline when the bearing is rotated by the driving motor.

Further, the device also comprises an electromagnetic valve; the electromagnetic valve is arranged on the negative pressure pipeline to control the opening and closing of the negative pressure pipeline.

Furthermore, a first tooth is arranged at the output end of the driving motor, and a second tooth matched with the first tooth is arranged on one end face of the bearing; the first teeth rotate under the action of the driving motor and drive the bearing to rotate through the matching of the first teeth and the second teeth.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. arranging a dust suction pipe, when dust on the filter element is accumulated to a certain degree, driving the dust suction pipe to sweep the outer side surface of the filter element by using a driving piece, and simultaneously opening a negative pressure pipeline to suck the dust on the filter element by using negative pressure; through above-mentioned step, can carry out the dust through this dust extraction earlier and tentatively concentrate, recycle the negative pressure pipeline and absorb and carry out the secondary and concentrate, the dust extraction of tentatively concentrating the use can be miniaturized to reduce the consumption, reduce noise pollution.

2. The dust suction pipe performs sweeping action through rotation, and can effectively cover the outer side surface of the filter element.

3. Through the gear cooperation of driving motor and bearing, convert driving motor's rotation into the rotation of dust absorption pipe, keep the intercommunication of dust absorption pipe and negative pressure pipeline simultaneously.

4. A swivel joint is provided to maintain sealed communication of the negative pressure conduit with the connector in the event the negative pressure conduit cannot rotate.

5. And the electromagnetic valve is arranged to control the opening and closing of the negative pressure pipeline so as to open the negative pressure pipeline for secondary dust collection according to actual needs or preset interval time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a structural sectional view of an embodiment of a dust suction device provided by the present invention;

fig. 2 is a schematic structural view of a suction pipe of the suction apparatus of fig. 1.

Description of the main reference numerals:

10. a housing; 11. a fan; 12. a filter element; 13. a support frame; 20. a dust collection pipe; 30. a connecting member; 41. a drive motor; 42. a bearing; 43. a rotary joint; 50. a negative pressure pipeline.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, all directional or positional relationships, such as those using the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like, are based on the directional or positional relationships illustrated in the drawings and are for the purpose of convenience in describing the invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the scope of the invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Referring to fig. 1, fig. 1 shows a cross-sectional view of an embodiment of a dust suction apparatus provided by the present invention, which includes a housing 10, a fan 11, a filter element 12, a support frame 13, a dust suction pipe 20, a connecting member 30, a driving motor 41, a bearing 42, a rotary joint 43, and a negative pressure pipe 50.

In this embodiment, the housing 10 includes a cylindrical portion and a circular truncated cone portion, which are joined together to form the housing 10. At the lower end of the cylindrical portion (with respect to the direction shown in the drawing, the same applies hereinafter) an opening is provided, at which a filter element 12 is fixedly mounted. Specifically, an annular structure protruding from the inner wall surface of the housing 10 is arranged on the inner wall surface of the housing 10 by bonding or integral molding, the filter element 12 is fixed on the annular structure by screw locking, the filter element 12 is specifically formed as a double-layer stainless steel filter screen, and filter cotton is clamped between the upper and lower stainless steel screens, so that dust in the adsorbed air can be effectively filtered.

Meanwhile, the fan 11 is fixedly arranged inside the shell 10, when the fan 11 works, air is sucked in the direction from bottom to top, and dust in the air is firstly adsorbed on the outer side surface of the filter element 12 (namely the lower bottom surface of the filter element 12 in the drawing) because the filter element 12 is arranged in front of the suction direction of the fan 11, and the air which is adsorbed by the filter element 12 and is cleaned flows out from the other end of the fan 11 to enter a workshop.

A support frame 13 connected with the inner wall of the shell 10 is fixedly connected in the shell 10 through an annular structure, and the support frame 13 comprises two strip-shaped supports transversely crossing the inner cavity of the shell 10 and provided with a driving part. The driving member comprises a driving motor 41 and a bearing 42, the bearing 42 is fixed on the supporting frame 13 through a bearing support, a circle of uniform tooth-shaped structure is arranged on the lower end surface of the bearing 42 and is a second tooth, and a circle of uniform tooth-shaped structure is also arranged at the output end of the driving motor 41 and is a first tooth. The first tooth and the second ruler are matched with each other and are always in a meshed state, and when the driving motor 41 works, the first tooth at the output end rotates and drives the bearing 42 with the second tooth to rotate.

The lower end of the bearing 42 is fixedly connected with the connecting piece 30, one end of the connecting piece 30 is fixedly connected with the bearing 42, the other end is fixedly connected with the dust suction pipe 20, and the middle part of the connecting piece 30 penetrates through the center of the filter element 12. The filter element 12 is a circle matched with the shape of the shell 10, and the center through which the connecting piece 30 passes is the center of the filter element 12. Specifically, the connection member 30 is a hollow pipe, and the suction pipe 20 communicates with the connection member 30.

The dust suction pipe 20 is parallel to the outer surface of the filter element 12, and is movably connected, more specifically, rotatably connected to the housing 10 by being fixedly connected to the connecting member 30, and the connecting member 30 is a rotating shaft center, so that the rotating shaft is located at the center of the filter element 12. While the suction pipe is disposed outside the outer side surface of the filter element 12; a dust suction port 21 shown in fig. 2 is provided on the side facing the outer surface of the filter element 12, and the other end of the dust suction pipe 20 fixed to the connecting member 30 is closed. The dust suction pipe 20 is communicated with the negative pressure pipeline 50 through the connecting piece 30, and the length of the dust suction pipe 20 is equivalent to the radius of the filter element 12.

The negative pressure pipeline 50 is arranged inside the casing 10 and is communicated with an external pipeline and a negative pressure device through a through hole on the casing 10, and an electromagnetic valve is arranged on the negative pressure pipeline 50 and is used for controlling the opening and closing of the negative pressure pipeline 50. The negative pressure pipeline 50 is communicated with the negative pressure device to keep a negative pressure state, and when the electromagnetic valve is opened, the negative pressure pipeline 50 can provide negative pressure suction force for the dust suction pipe 20, so that the dust on the filter element 12 is sucked by the dust suction pipe 20 through the dust suction opening. The negative pressure pipe 50 is connected to the bearing 42 through a rotary joint 43, one end of the rotary joint 43 is fixed to the bearing 42, the other end is fixed to the negative pressure pipe 50, and the rotary joint is in sealed communication with the connecting member 30, so that the vacuum pipe 20 is kept in communication with the negative pressure pipe 50 when the bearing 42 is rotated by the driving motor 41.

In specific use, when the driving motor 41 works, the dust suction pipe 20 is driven to rotate by taking the connecting member 30 as a rotating shaft, the negative pressure pipeline 50 is opened at this time, negative pressure is formed in the dust suction pipe 20, the dust suction port 21 generates suction force towards the outer side surface of the filter element 12, and due to the rotation of the dust suction pipe 20, the dust suction pipe 20 can sweep the outer side surface of the filter element 12, so that the dust suction port 21 can completely cover the outer side surface of the filter element 12, and dust adsorbed in the filter element 12 is separated from the filter element 12 and enters the dust suction pipe 20, and then enters a concentration area through the connecting member 30 and the negative pressure pipeline 50.

The utility model provides a dust suction device, which is provided with a dust suction pipe 20, when dust on a filter element 12 is accumulated to a certain degree, the driving piece is utilized to drive the dust suction pipe 20 to sweep the outer surface of the filter element 12, and simultaneously, a negative pressure pipeline 50 is opened, and the dust on the filter element 12 is sucked by negative pressure; through above-mentioned step, can carry out the dust through this dust extraction earlier and tentatively concentrate, recycle negative pressure pipeline 50 and absorb and carry out the secondary and concentrate, the dust extraction of tentatively concentrating the use can be miniaturized to reduce the consumption, reduce noise pollution.

The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through logical analysis, reasoning or limited experimentation in light of the above teachings of the invention or the above embodiments are intended to be included within the scope of the invention.

Claims

1. A dust suction device comprises a shell, a filter element and a fan, wherein the filter element and the fan are arranged on the shell, and dust is adsorbed on the outer side surface of the filter element under the suction effect of the fan when the fan works; it is characterized by also comprising a dust suction pipe, a driving piece and a negative pressure pipeline;

the dust suction pipe is movably connected with the shell and positioned outside the outer side surface of the filter element, and a dust suction opening is formed in one side of the dust suction pipe facing the outer side surface of the filter element; the dust suction pipe is communicated with the negative pressure pipeline;

the driving piece is fixedly connected to the shell and drives the dust suction pipe to sweep the outer side surface of the filter element to suck dust when the negative pressure pipeline is opened.

2. The dust collector as claimed in claim 1, wherein the dust collecting pipe is rotatably connected to the housing, and the rotation shaft is located at the center of the filter element; the dust suction port covers the outer side surface of the filter element when the dust suction pipe is swept by the driving piece.

3. The vacuum cleaner of claim 2, further comprising a support frame fixedly attached to the inner wall of the housing; the driving part comprises a driving motor and a bearing, the driving motor and the bearing are both arranged on the supporting frame, and the bearing is fixedly connected with the dust collection pipe; the driving motor is matched with the driving bearing through a gear to rotate, and the bearing drives the dust suction pipe to rotate and sweep the outer side surface of the filter element.

4. A suction device according to claim 3, further comprising a connector; one end of the connecting piece is fixedly connected with the bearing, and the other end of the connecting piece penetrates through the center of the filter element and is fixedly connected with the dust collection pipe.

5. A suction device according to claim 4, wherein the connection member is a hollow conduit, and the suction tube communicates with the suction conduit via the connection member.

6. The vacuum cleaner of claim 5, further comprising a swivel; one end of the rotary joint is fixedly connected with the bearing, the other end of the rotary joint is fixedly connected with the negative pressure pipeline, and the rotary joint is communicated with the connecting piece in a sealing mode so that the dust suction pipe is communicated with the negative pressure pipeline when the bearing is rotated by the driving motor.

7. The vacuum cleaner of claim 6, further comprising a solenoid valve; the electromagnetic valve is arranged on the negative pressure pipeline to control the opening and closing of the negative pressure pipeline.

8. A vacuum cleaner according to claim 3, wherein the output of the drive motor is provided with first teeth, and one end face of the bearing is provided with second teeth matched with the first teeth; the first teeth rotate under the action of the driving motor and drive the bearing to rotate through the matching of the first teeth and the second teeth.