CN219815659U

CN219815659U - Sub-high efficiency filter

Info

Publication number: CN219815659U
Application number: CN202320111317.7U
Authority: CN
Inventors: 曾宪彬; 侯燕
Original assignee: Qingdao Tenghe Air Conditioning Purification Equipment Engineering Co ltd
Current assignee: Qingdao Tenghe Air Conditioning Purification Equipment Engineering Co ltd
Priority date: 2023-01-19
Filing date: 2023-01-19
Publication date: 2023-10-13
Anticipated expiration: 2033-01-19

Abstract

The utility model discloses a sub-efficient filter, which comprises a filter element, a box body, wherein two ends of the box body are communicated, two ends of the box body are detachably provided with frames, the filter element is clamped between the box body and the frames, a front partition plate and a rear partition plate are arranged in the box body, an air inlet bin is formed between the two partition plates, a socket is arranged at the upper end of the box body, an air inlet pipe is inserted into the socket in a rotating way, the air inlet pipe is matched between the front partition plate and the rear partition plate, a ventilation groove is formed in the partition plate, the lower end of the air inlet pipe is closed, and an air outlet groove is formed in the outer wall of the air inlet pipe; the double-filter-core design of the device can rapidly switch operation filter cores.

Description

Sub-high efficiency filter

Technical Field

The utility model relates to a sub-efficient filter.

Background

The box filter is one of the sub-efficient filters, is not widely applied but is also an indispensable product, is a supplement to another structure of the bag filter, is the only part selected by a design institute in certain equipment, has special advantages compared with the bag filter because the box filter has the selection of replacing filter materials and larger filtering area, has the advantages of firm structure, low resistance, large air quantity, long service life and the like, can replace a filter element, reduces the use cost and is being valued by more and more industry users.

However, since the application scenario is a high dust working environment, frequent replacement of the filter element is required, and the filter needs to be stopped every time the filter element is replaced, and the filter element is restarted after being replaced, so that the filtering effect cannot be achieved in the period.

Therefore, we design a sub-high efficiency filter with double filter elements and fast switching operation filter elements.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a sub-efficient filter which is designed with double filter elements and can rapidly switch operating filter elements.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a sub-high efficiency filter, includes the filter core, still includes the box, and the both ends of box link up, and the both ends detachable of box installs the frame, the filter core is pressed from both sides to be located the box with between the frame the inside of box is provided with two baffles around, forms the air inlet storehouse between two baffles, is provided with the socket at the upper end of box the rotation has inserted an air-supply line in the socket, the air-supply line cooperates around between the baffle be provided with the ventilation groove on the baffle, the lower extreme of air-supply line is sealed, the outer wall department of air-supply line is provided with the air-out groove, the air-out groove rotate back with the ventilation groove adaptation the inside of box is located the outside of baffle is provided with the air-out plate, the air-out plate is located the filter core with between the baffle the equipartition has the air-out hole, from the air-out of ventilation groove department blowout air current is via the air-out plate acts on behind the filter core.

Preferably, an inner bracket is arranged at the opening of the frame and positioned at the outer side of the filter element, and a protective net is fixed through the inner bracket and positioned at the outer side of the filter element.

Preferably, the protection net is a metal net or a nylon net.

Preferably, an emergency exhaust pipe communicated with the air inlet bin is arranged at the bottom of the box body, and a pipe cover is connected to the pipe orifice of the emergency exhaust pipe in a threaded manner.

Preferably, a sealing gasket made of rubber is arranged at the groove wall of the ventilation groove, and the sealing gasket is contacted with the outer wall of the air inlet pipe to form a seal with the air inlet pipe.

Preferably, a clamping groove is formed in the outer side of the partition board, sealing glue is filled in the clamping groove, and the partition board is fixed with the box body through gluing between the sealing glue.

Preferably, the partition plate is in screw connection with the air outlet plate, and the distance between the partition plate and the air outlet plate is larger than 1cm.

The beneficial effects of the utility model are as follows:

the device adopts the design of front and back double filter elements, when in use, one filter element can be selected for use, the technical effect of air filtration is achieved, after one filter element is polluted, the air outlet mode is changed by rotating the air inlet pipe, the filter element at the other side starts to operate, and the filter element at one polluted side can be detached and replaced during operation, so that the operation is simple and convenient.

Compared with the traditional reversing complex structure, the device has the advantages that only the air inlet pipe is required to be rotated to switch the filter element for operation, and the cost is lower.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view at A;

FIG. 4 is an enlarged view at B;

fig. 5 is a perspective view of the air inlet duct.

Detailed Description

All of the features disclosed in this specification, or all of the steps in a method or process disclosed, may be combined in any combination, except for mutually exclusive features and/or steps.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.

In the description of the present utility model, it should be understood that the terms "one end," "the other end," "the outer side," "the upper," "the inner side," "the horizontal," "coaxial," "the center," "the end," "the length," "the outer end," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, in the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "disposed," "coupled," "connected," "plugged," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 to 5, the sub-efficient filter comprises a filter element 1, and further comprises a box body 2, wherein two ends of the box body 2 are communicated, two ends of the box body 2 are detachably provided with a frame 3, the filter element 1 is clamped between the box body 2 and the frame 3, the clamped installation mode is adopted, when maintenance is carried out on the filter element 1, the filter element 1 can be detached by removing the frame 3, and the maintenance is convenient. The two ends of the filter element 1 are prevented from loosening by the mode of clamping and fixing, the front baffle plate 21 and the rear baffle plate 21 are arranged in the box body 2, an air inlet bin 22 is formed between the two baffle plates 21, a socket 23 is arranged at the upper end of the box body 2, an air inlet pipe 24 is inserted in the socket 23 in a rotating mode, the rotating connection position is sealed through a shaft seal, the air inlet pipe 24 is matched between the front baffle plate 21 and the rear baffle plate 21, a ventilation groove 25 is arranged on the baffle plate 21, the lower end of the air inlet pipe 24 is sealed, an air outlet groove 26 is arranged at the outer wall of the air inlet pipe 24, the air outlet groove 26 is matched with the ventilation groove 25 after rotating, and in a normal state, only one filter element 1 performs filtering operation, and the air outlet groove 26 is matched with the ventilation groove 25 at the other side through rotating the air inlet pipe 24, so that the filter element 1 for operation can be changed. The dirty filter element 1 can be replaced without stopping. An air outlet plate 4 is arranged in the box body 2 and positioned on the outer side of the partition plate 21, the air outlet plate 4 is positioned between the filter element 1 and the partition plate 21, air outlet holes 41 are uniformly distributed on the air outlet plate 4, and air flow sprayed from the ventilation groove 25 acts on the filter element 1 after passing through the air outlet plate 4. The air outlet plate 4 can evenly outlet air, so that the surface of the filter element 1 can evenly intercept particulate matters.

In a preferred embodiment of the present utility model, an inner bracket 31 is disposed at the opening of the frame 3 and located at the outer side of the filter element 1, and a protection net 32 is fixed by the inner bracket 31, and the protection net 32 is located at the outer side of the filter element 1.

The arrangement of the protective net is mainly used for preventing insects from entering the filter element.

In a preferred embodiment of the present utility model, the protection net 32 is a metal net.

In the embodiment, a metal net is adopted, the metal net is a copper net, and the wire diameter of the metal net is 0.4mm.

In a preferred embodiment of the present utility model, an emergency exhaust pipe 221 communicated with the air inlet bin is arranged at the bottom of the box 2, and a pipe cover 222 is connected at the pipe orifice of the emergency exhaust pipe 221 in a threaded manner.

When the filter elements on two sides are required to be maintained, the air outlet groove can be corresponding to the air inlet bin, at the moment, air entering from the air inlet pipe is discharged through the emergency exhaust pipe, a hose can be connected to the emergency exhaust pipe, and the unfiltered air is discharged to the outside.

In a preferred embodiment of the present utility model, a rubber gasket 255 is disposed at the wall of the ventilation groove 25, and the gasket 255 contacts the outer wall of the air inlet pipe 24 to form a seal therewith.

The sealing gasket is arranged to increase the sealing performance and reduce the air leakage.

In a preferred embodiment of the present utility model, a clamping groove 232 is provided at the outer side of the partition board 21, the clamping groove 232 is filled with sealant, and the partition board 21 is glued and fixed with the box body 2 through the sealant.

In the technical scheme, the partition board is firmly installed.

In a preferred embodiment of the present utility model, the partition plate 21 is screwed to the air outlet plate 4, and the distance between the partition plate and the air outlet plate is 2cm.

In the technical proposal, the distance between the air outlet plate and the partition plate is kept at 2cm, so that the air exhausted from the ventilation groove uniformly passes through the air outlet plate,

it is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Spatially relative terms, such as "above," "upper" and "upper surface," "above" and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above" may include both orientations of "above" and "below. The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A sub-efficient filter comprising a filter element, characterized in that: the filter element is clamped between the box body and the frame, two front and rear partition plates are arranged in the box body, an air inlet bin is formed between the two partition plates, a socket is arranged at the upper end of the box body, an air inlet pipe is inserted into the socket in a rotating mode, the air inlet pipe is matched with the front and rear partition plates, a ventilation groove is formed in the partition plates, the lower end of the air inlet pipe is closed, an air outlet groove is formed in the outer wall of the air inlet pipe, the air outlet groove is matched with the ventilation groove after rotating, an air outlet plate is arranged in the box body and located outside the partition plates, the air outlet plate is located between the filter element and the partition plates, air outlet holes are uniformly formed in the air outlet plate, and air flow sprayed out of the air outlet groove acts on the filter element after passing through the air outlet plate.

2. A sub-efficient filter as defined in claim 1, wherein: an opening of the frame is provided with an inner support at the outer side of the filter element, a protective net is fixed through the inner support, and the protective net is positioned at the outer side of the filter element.

3. A sub-efficient filter as defined in claim 2, wherein: the protective net is a metal net or a nylon net.

4. A sub-efficient filter as defined in claim 1, wherein: the bottom of the box body is provided with an emergency exhaust pipe communicated with the air inlet bin, and a pipe cover is connected to the pipe orifice of the emergency exhaust pipe in a threaded manner.

5. A sub-efficient filter as defined in claim 1, wherein: a sealing gasket made of rubber is arranged at the groove wall of the ventilation groove, and the sealing gasket is contacted with the outer wall of the air inlet pipe to form a seal with the air inlet pipe.

6. A sub-efficient filter as defined in claim 1, wherein: the outside department of baffle is provided with the draw-in groove, is filled with the sealant in the draw-in groove, the baffle through the sealant with glue between the box fixedly.

7. The sub-efficient filter of claim 6, wherein: the partition plate is connected with the air outlet plate through screws, and the distance between the partition plate and the air outlet plate is larger than 1cm.