CN213853539U

CN213853539U - Primary filter

Info

Publication number: CN213853539U
Application number: CN202022419080.8U
Authority: CN
Inventors: 程龙美; 段同传; 陆克; 朱红娟
Original assignee: Shanghai Zhaokuo Purification Equipment Co ltd
Current assignee: Shanghai Zhaokuo Purification Equipment Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-08-03
Anticipated expiration: 2030-10-27

Abstract

The utility model relates to a primary filter, including the filter chamber and be located this filter chamber's multiunit parallel arrangement's filtration frame structure, every filtration frame structure of group all includes a filtration frame and is located the preliminary treatment frame of this filtration frame both sides, filter the whole I shape structure as integrated into one piece of frame, including two installation cuttings that are parallel to each other from top to bottom and be located the connecting plate of perpendicular setting between two installation cuttings, two the preliminary treatment frame all is on a parallel with the connecting plate sets up, and is corresponding to two upper and lower installation cuttings both ends position departments, all is provided with a slot on every preliminary treatment frame, the slot with the both ends phase-match of installation cuttings makes filter frame can rather than mutual gomphosis between two preliminary treatment frames of both sides. The utility model discloses a just imitate filter, the moisture protection performance is better, and life is longer, and it is also comparatively convenient wholly to dismantle the installation.

Description

Primary filter

Technical Field

The utility model belongs to the technical field of the filter, concretely relates to primary filter.

Background

The air filter is an air filter device, and is generally used for dust prevention in clean workshops, clean plants, laboratories and clean rooms, or in electronic mechanical communication equipment. The filter has high efficiency filter, medium efficiency filter, high efficiency filter, sub-high efficiency filter and other models. The various models have different standards and use efficiencies.

The primary filter is widely used for primary filtration of an air conditioning system, the primary filter is in the use process, moisture in the air is stained on the filter element, the filtering effect of the filter element of the primary filter is influenced, the service life of the primary filter is shortened, the replacement frequency of the primary filter is increased, the expenditure is increased, and the problem is urgently solved.

Disclosure of Invention

An object of the utility model is to provide a primary filter to solve the problem that proposes in the above-mentioned background art.

In order to achieve the purpose, the technical scheme of the application is as follows:

a primary filter comprises a filter cavity and a plurality of groups of filter frame structures which are arranged in parallel in the filter cavity, wherein each group of filter frame structures comprises a filter frame and pretreatment frames which are arranged on two sides of the filter frame, the filter frame is integrally of an I-shaped structure and comprises an upper installation insert strip and a lower installation insert strip which are parallel to each other and a connecting plate which is vertically arranged between the two installation insert strips, the two pretreatment frames are arranged in parallel with the connecting plate, and a slot is arranged on each pretreatment frame at the position corresponding to the two end parts of the upper installation insert strip and the lower installation insert strip and is matched with the two end parts of the installation insert strip, so that the filter frame can be mutually embedded between the two pretreatment frames on the two sides of the filter frame, and a cavity is formed between any one pretreatment frame and the filter frame when the filter frame is embedded between the two pretreatment frames on the two sides of the filter frame, and a filter element is embedded in the cavity.

The preferable technical scheme is as follows:

the primary filter is characterized in that the filter cavity is of a cube structure, two-way air supply and exhaust openings are formed in two sides of the cube structure, a mounting opening is formed in the top of the cube structure, and a sealing plate is hinged to one side of the mounting opening.

As the primary filter, the bottom of the inner side of the filter cavity is provided with the clamping plate, and the bottom of the pretreatment frame is provided with the inserting plate which is matched with the clamping plate.

As above a primary filter, the preliminary treatment frame includes one deck asbestos layer and two-layer iron wire fixed network, the iron wire fixed network is located respectively the both ends face on asbestos layer, the asbestos layer with the outer periphery of iron wire fixed network all with preliminary treatment frame fixed connection.

Compared with the prior art, the application has at least the following effects:

the utility model discloses a primary filter, on the one hand respectively set up a preliminary treatment frame in the both sides of crossing the filter frame, absorb the moisture in the air through the asbestos layer in the preliminary treatment frame, played dampproofing protection's effect to a certain extent, prolonged primary filter's life, on the other hand, the utility model discloses an ingenious design makes to cross the filter frame and can rather than mutual gomphosis between two preliminary treatment frames of both sides, when having avoided additionally using other fixing device (like bolt etc.) to cause the filter to wholly dismantle inconvenient, mainly can not increase integrated device's weight for asbestos material's preliminary treatment frame basically. The utility model discloses a just imitate filter, the moisture protection performance is better, and life is longer, and it is also comparatively convenient wholly to dismantle the installation.

Drawings

Fig. 1 is a schematic structural view of a primary filter according to the present invention;

fig. 2 is a schematic view of the overall structure of the filtering frame structure of the present invention;

FIG. 3 is a schematic structural view of the pretreatment frame of the present invention;

the filter comprises a filter cavity 100, an air supply and exhaust port 101, an installation port 102, a sealing plate 103, a filter frame 200, an installation inserting strip 201, a connecting plate 202, a pretreatment frame 300, a slot 301, a slot 302, an inserting plate 303, an asbestos layer 304, a wire fixing net and a filter element 400.

Detailed Description

The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the present disclosure, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The invention will be further described by means of the following description in conjunction with the accompanying drawings.

Please refer to fig. 1-3, wherein fig. 1 is a schematic structural diagram of a primary filter according to an embodiment of the present invention, fig. 2 is a schematic structural diagram of an overall filtering frame structure according to an embodiment of the present invention, and fig. 3 is a schematic structural diagram of a preprocessing frame according to an embodiment of the present invention.

The primary filter provided by the embodiment can be widely applied to clean workshops, clean plants, laboratories and clean rooms, or used for dust prevention of electronic mechanical communication equipment and the like, and comprises a filter cavity 100 and a plurality of groups of filter frame structures which are arranged in parallel and are positioned in the filter cavity 100.

Referring to fig. 1, in the present embodiment, the filter cavity 100 is a cube structure, two-way air supply and exhaust openings 101 are disposed on two sides of the cube structure, an installation opening 102 is disposed on the top of the cube structure, a sealing plate 103 is hinged to one side of the installation opening, and a clamping plate (not shown) is disposed at the bottom of the inner side of the filter cavity 100. In this embodiment, the mounting opening 102 is provided to facilitate mounting and dismounting the filtering frame structure in the filtering chamber 100, and the clamping plate may be an elastic clamping plate, and is specifically configured to mount and fix the filtering frame structure in the inner cavity of the filtering chamber 100.

Referring to fig. 2, for the filtering frame structure, each group of filtering frame structure includes a filtering frame 200 and two preprocessing frames 300 located at two sides of the filtering frame 200, the filtering frame 200 is integrally formed as an i-shaped structure, and includes two upper and lower parallel mounting inserts 201 and a connecting plate 202 vertically located between the two mounting inserts 201, the two preprocessing frames 300 are both parallel to the connecting plate 202, and at positions corresponding to two end portions of the upper and lower mounting inserts 201, each preprocessing frame 300 is provided with a slot 301, the slot 301 is matched with two end portions of the mounting insert 201, so that the filtering frame 200 can be mutually embedded with the two preprocessing frames 300 at two sides thereof, and when the filtering frame 200 is embedded with the two preprocessing frames 300 at two sides thereof, a cavity is formed between any one of the preprocessing frames 300 and the filtering frame 200, the cavity is embedded with a filter element 400.

In this embodiment, the filter frame 200 having the i-shaped structure is skillfully embedded with the two pretreatment frames 300 at two sides thereof, so that inconvenience in disassembling the filter integrally due to additional use of other fixing devices (such as bolts) is avoided.

In a preferred embodiment, an insertion plate 302 is disposed at the bottom of each pretreatment frame 300, and the insertion plate 302 is matched with the clamping plate. Thereby fixing the filtering frame structure in the inner cavity of the filtering chamber 100.

Referring to fig. 3, for the pretreatment frame 300, the pretreatment frame 300 includes a asbestos layer 303 and two iron wire fixing nets 304, the iron wire fixing nets 304 are respectively located at two end surfaces of the asbestos layer 303, and the outer peripheries of the asbestos layer 303 and the iron wire fixing nets 304 are fixedly connected to the pretreatment frame 300. Such a pre-treatment block, mainly of asbestos material, does not substantially increase the weight of the whole device, due to the asbestos material itself.

In this embodiment, the purpose of setting up preliminary treatment frame 300 is that, absorb the moisture in the air through the asbestos layer 303 in preliminary treatment frame 300, played the effect of dampproofing protection to a certain extent, prolonged the life of primary filter.

It will be apparent to those skilled in the art that various changes and modifications may be made to the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A primary filter is characterized by comprising a filter cavity and a plurality of groups of filter frame structures which are arranged in parallel in the filter cavity, wherein each group of filter frame structures comprises a filter frame and pretreatment frames which are arranged on two sides of the filter frame, the filter frame is integrally formed into an I-shaped structure and comprises an upper installation insert strip and a lower installation insert strip which are parallel to each other and a connecting plate which is vertically arranged between the two installation insert strips, the two pretreatment frames are arranged in parallel to the connecting plate, a slot is arranged on each pretreatment frame at the position corresponding to the two end parts of the upper installation insert strip and the lower installation insert strip, the slots are matched with the two end parts of the installation insert strips, so that the filter frame can be mutually embedded with the two pretreatment frames on the two sides of the filter frame and the two pretreatment frames on the two sides of the filter frame, a cavity is formed between any one of the pretreatment frames and the filter frame, and a filter element is embedded in the cavity.

2. The primary filter of claim 1, wherein the filter chamber is a cube structure, two-way air inlets and outlets are disposed on two sides of the cube structure, a mounting opening is disposed on the top of the cube structure, and a sealing plate is hinged to one side of the mounting opening.

3. A primary filter as recited in claim 1, wherein a clamping plate is provided at the bottom of the inside of said filter chamber, and an insert plate is provided at the bottom of each of said pretreatment frames, said insert plate being adapted to said clamping plate.

4. A primary filter as recited in claim 1, wherein said pretreatment frame includes a layer of asbestos and two layers of wire fixing netting, said wire fixing netting being disposed on two end faces of said asbestos layer, said asbestos layer and said wire fixing netting being fixedly connected to said pretreatment frame at their outer peripheries.