CN220758370U

CN220758370U - Air filtering device for ventilating duct

Info

Publication number: CN220758370U
Application number: CN202322025620.8U
Authority: CN
Inventors: 朱春雨
Original assignee: Wuhan Deli Industry Co ltd
Current assignee: Wuhan Deli Industry Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-04-12
Anticipated expiration: 2033-07-31

Abstract

The utility model relates to the technical field of ventilation pipeline filtration, in particular to a ventilation pipeline air filtration device which comprises a ventilation pipeline, wherein connecting flanges are arranged at two ends of the ventilation pipeline, an arc-shaped notch groove is formed in one side of an outer annular surface of the ventilation pipeline, and an arc-shaped mounting strip is arranged on the outer edge of the arc-shaped notch groove on the outer annular surface of the ventilation pipeline.

Description

Air filtering device for ventilating duct

Technical Field

The utility model relates to the technical field of ventilation pipeline filtration, in particular to an air filtration device of a ventilation pipeline.

Background

The air pipe is in order to circulate air, reduces a municipal infrastructure of harmful gas concentration, and at present the air pipe can be better in order to handle harmful gas, can add filtration in its inside, but filtration's joining makes air fluxion greatly reduced under the general condition, simultaneously because filtration installs in the inside of pipeline, when needs many filtration clear up, need dismantle the pipeline, and is very troublesome, and maintain inconveniently.

In summary, the present utility model solves the problems by designing a ventilation duct air filter device.

Disclosure of Invention

The present utility model is directed to an air filtering device for a ventilation duct, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a ventilation duct air filter device, includes the ventilation duct, flange is all installed at the both ends of ventilation duct, arc breach groove has been seted up to ventilation duct's outer annular one side, install arc installation strip on the outside border that is located arc breach groove on ventilation duct's the outer annular, install the pull ring on the lateral surface of arc installation strip, install the arc shutoff piece on the inboard arcwall face of arc installation strip, fixed mounting has the ring on the medial surface of arc shutoff piece, four bracing pieces are equidistant on the medial surface of ring, the reference column is installed to the inboard center department of ring, filter core is installed at the top of ring, the locating sleeve is installed to the top center department of filter core, the draught fan is installed to ventilation duct's one end medial surface.

As a preferable scheme of the utility model, the arc-shaped mounting strip is made of stainless steel materials, the pull ring is made of rubber materials, through holes are formed in two ends of the arc-shaped mounting strip, and the arc-shaped mounting strip is in threaded connection with the outer annular surface of the ventilating duct through bolts penetrating through the through holes.

As a preferable scheme of the utility model, the outer dimension of the arc-shaped blocking block is the same as the dimension of the inner side face of the arc-shaped notch groove, the inner side of the arc-shaped notch groove is the same as the inner side face of the ventilating duct, and the arc length of the arc-shaped notch groove is half of the outer circumference of the ventilating duct.

As a preferable scheme of the utility model, the circular ring extends into the inner side of the ventilating duct from the inner side of the arc-shaped notch groove through the arc-shaped blocking block, and the outer ring surface of the circular ring is attached to the inner side wall of the ventilating duct.

As a preferable scheme of the utility model, the outer ring surface of the positioning column is fixedly connected with one ends of the four supporting rods respectively, the diameter size of the outer ring surface of the positioning column is the same as that of the inner side surface of the positioning sleeve, the filter core is sleeved on the positioning column on the circular ring through the positioning sleeve, and the outer diameter size of the filter core is the same as that of the circular ring.

As a preferable scheme of the utility model, the filter core contains activated carbon powder, and an induced draft fan is arranged above the top of the filter core on the inner side wall of the ventilation pipeline.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the air filtering device for the ventilating duct, which is designed, when the ventilating duct utilizes the filter core to filter air, the induced draft fan can be used for accelerating the filtering effect, so that the ventilation quantity of the discharge port is ensured, when the filter core is cleaned, the circular ring can be pulled out to take off the filter core only by disassembling the bolts on the arc-shaped mounting strips, the air filtering device is very convenient, the pipeline is not required to be disassembled, the maintenance cost is reduced, and the problems that the air flow quantity is reduced when the traditional ventilating duct filters the internal air and the pipeline is required to be disassembled when the filter core is cleaned are effectively solved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1 in accordance with the present utility model;

FIG. 3 is a layered view of the internal portion of FIG. 1 according to the present utility model.

In the figure: 1. a ventilation duct; 101. arc notch groove; 2. a connecting flange; 3. an arc-shaped mounting bar; 4. a pull ring; 5. arc-shaped blocking blocks; 6. a circular ring; 7. a support rod; 8. positioning columns; 9. a filter element; 10. positioning a sleeve; 11. and (5) a draught fan.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which, however, the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but instead is provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution:

the utility model provides a ventilation duct air filter, including ventilation duct 1, flange 2 is all installed at ventilation duct 1's both ends, arc breach groove 101 has been seted up to ventilation duct 1's outer annular one side, install arc installation strip 3 on being located arc breach groove 101's the outside border on ventilation duct 1's the outer ring face, install pull ring 4 on the lateral surface of arc installation strip 3, install arc shutoff piece 5 on the inboard arcwall face of arc installation strip 3, fixed mounting has ring 6 on the medial surface of arc shutoff piece 5, four bracing pieces 7 are equidistant on the medial surface of ring 6, reference column 8 is installed to the inboard center department of ring 6, filter core 9 is installed at the top of ring 6, positioning sleeve 10 is installed to the top center department of filter core 9, draught fan 11 is installed to ventilation duct 1's one end medial surface.

Specifically, referring to fig. 3, the outer ring surface of the positioning column 8 is fixedly connected with one ends of the four support rods 7 respectively, the diameter size of the outer ring surface of the positioning column 8 is the same as the diameter size of the inner side surface of the positioning sleeve 10, the filter core 9 is sleeved on the positioning column 8 on the circular ring 6 through the positioning sleeve 10, and the outer diameter size of the filter core 9 is the same as the outer diameter size of the circular ring 6, so that the filter core is convenient to install and detach without detaching a pipeline.

Further, the arc-shaped mounting strip 3 is made of stainless steel materials, the pull ring 4 is made of rubber materials, through holes are formed in two ends of the arc-shaped mounting strip 3, and the arc-shaped mounting strip 3 is in threaded connection with the outer annular surface of the ventilation pipeline 1 through bolts penetrating through the through holes.

Further, the outer dimension of the arc-shaped blocking piece 5 is the same as the dimension of the inner side face of the arc-shaped notch groove 101, the inner side of the arc-shaped notch groove 101 is the same as the inner side face of the ventilation pipeline 1, and the arc length of the arc-shaped notch groove 101 is half of the outer circumference of the ventilation pipeline 1.

Further, the circular ring 6 extends into the inner side of the ventilation pipeline 1 from the inner side of the arc notch groove 101 through the arc-shaped blocking block 5, and the outer ring surface of the circular ring 6 is attached to the inner side wall of the ventilation pipeline 1.

Specifically, referring to fig. 1, 2 and 3, the inside of the filter core 9 contains activated carbon powder, and the induced draft fan 11 is installed above the top of the filter core 9 on the inner side wall of the ventilation pipeline 1, so that the filtering effect can be accelerated, and the ventilation quantity can be ensured.

The working flow of the utility model is as follows: according to the ventilating duct air filtering device designed by the scheme, in the installation process of the pipeline, the two ends of the ventilating duct 1 are respectively connected with the air inlet pipe and the exhaust pipe through the two connecting flanges 2, when air of the air inlet pipe enters the ventilating duct 1 and is filtered by the filter core 9, then air exhausted and filtered through the exhaust outlet of the ventilating duct 1 can be started to accelerate the flow of the air penetrating through the filter core 9 by the induced draft fan 11 in the process, so that the filtering effect is accelerated, the ventilation quantity of the exhaust outlet is guaranteed, when the filter core 9 is not cleaned for a long time, the circular ring 6 is pulled out through the pull ring 4 by only disassembling bolts on the arc-shaped installation strip 3, the filter core 9 on the circular ring 6 can be cleaned by the diameter at the moment, and the ventilating duct is reduced according to the operation, so that the ventilating duct is very convenient, and the maintenance cost is reduced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Ventilation duct air filtration device, including ventilation duct (1), its characterized in that: the utility model discloses a fan, including ventilation pipe (1), flange (2) are all installed at both ends of ventilation pipe (1), arc breach groove (101) have been seted up to outer ring face one side of ventilation pipe (1), install arc installation strip (3) on the outside border that is located arc breach groove (101) on the outer ring face of ventilation pipe (1), install pull ring (4) on the lateral surface of arc installation strip (3), install arc closure member (5) on the inboard arcwall face of arc installation strip (3), fixed mounting has ring (6) on the medial surface of arc closure member (5), equidistant four bracing pieces (7) are installed on the medial surface of ring (6), reference column (8) are installed in the medial center department of ring (6), filter core (9) are installed at the top of ring (6), locating sleeve (10) are installed in the top center department of filter core (9), draught fan (11) are installed to the one end medial surface of ventilation pipe (1).

2. A ventilation duct air filtration apparatus as claimed in claim 1 wherein: the arc-shaped mounting strip (3) is made of stainless steel materials, the pull ring (4) is made of rubber materials, through holes are formed in two ends of the arc-shaped mounting strip (3), and the arc-shaped mounting strip (3) is connected with the outer annular surface of the ventilating duct (1) in a threaded mode through bolts penetrating through the through holes.

3. A ventilation duct air filtration apparatus as claimed in claim 1 wherein: the outer dimension of the arc-shaped blocking block (5) is the same as the dimension of the inner side face of the arc-shaped notch groove (101), the inner side of the arc-shaped notch groove (101) is the same as the inner side face of the ventilating duct (1), and the arc length of the arc-shaped notch groove (101) is half of the outer circumference of the ventilating duct (1).

4. A ventilation duct air filtration apparatus as claimed in claim 1 wherein: the circular ring (6) stretches into the inner side of the ventilating duct (1) from the inner side of the arc notch groove (101) through the arc-shaped blocking block (5), and the outer annular surface of the circular ring (6) is attached to the inner side wall of the ventilating duct (1).

5. A ventilation duct air filtration apparatus as claimed in claim 1 wherein: the outer ring surface of the positioning column (8) is fixedly connected with one ends of the four supporting rods (7) respectively, the diameter size of the outer ring surface of the positioning column (8) is the same as the diameter size of the inner side surface of the positioning sleeve (10), the filter core (9) is sleeved on the positioning column (8) mounted on the circular ring (6) through the positioning sleeve (10), and the outer diameter size of the filter core (9) is the same as the outer diameter size of the circular ring (6).

6. A ventilation duct air filtration apparatus as claimed in claim 1 wherein: the inside of filter core (9) contains activated carbon powder, just be located on the inside wall of air pipe (1) and cross top of filter core (9) and install draught fan (11).