CN215084422U

CN215084422U - Canister convenient for replacing filter material

Info

Publication number: CN215084422U
Application number: CN202121378669.6U
Authority: CN
Inventors: 陈红生; 储成刚; 杨修泉; 何席涛; 余松和; 许飞
Original assignee: Anhui Zhongqiang Protection Technology Co ltd
Current assignee: Anhui Zhongqiang Protection Technology Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-12-10
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a canister convenient for replacing filter material, which comprises a canister body, wherein the outer surface of the canister body is in threaded connection with a canister cover, a vent pipe penetrates through the bottom of the canister cover, a vent hole is arranged at the top of the canister body, a purification component is arranged inside the canister body, both sides of the canister body are provided with limit components, the limit components comprise installation blocks which are arranged at both sides of the canister body in a penetrating way, two opposite sides of the installation blocks are provided with placing holes, one side of the inner wall of the placing hole is fixedly connected with a thrust spring, the filter material for purifying air is arranged inside a vent box, the filter material can be replaced integrally, and a top block is pushed out through the thrust spring in the installation block in the limit component, thereby playing a limiting role for the purification component, when the purification component needs to be replaced, only the top block needs to be pushed out of the placing hole, the structure is simple, the operation is convenient when the filter material is replaced, and the fixation is stable.

Description

Canister convenient for replacing filter material

Technical Field

The utility model relates to a canister technical field, concretely relates to canister convenient to change filter media.

Background

The canister is a canister body device filled with filling materials such as active carbon and the like, is a core element of the gas mask, is used for the filling materials in the canister body device, has chemical and physical adsorption and filtration capabilities, can remove dust, toxic and harmful substances in air, and provides people with breathing through the air filtered by the canister, thereby achieving the purpose of protecting the breathing safety of workers on a polluted site.

The filter media in the canister is fixed and placed by the monolayer at present, and because the canister needs to be replaced by the filter media inside after using a certain number of times, the operation of the canister is troublesome when the filter media are replaced, and a large amount of time is needed to be spent when the canister is replaced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a canister convenient to change filter media is through installing the filter media in the box of ventilating to utilize spacing subassembly to reach quick purpose dismantled to the filter core.

The purpose of the utility model can be realized by the following technical scheme:

a canister convenient for replacing filter materials comprises a canister body, wherein a canister cover is in threaded connection with the outer surface of the canister body, a vent pipe penetrates through the bottom of the canister cover, a vent hole is formed in the top of the canister body, a purification assembly is arranged inside the canister body, and limiting assemblies are arranged on two sides of the canister body;

the limiting assembly comprises mounting blocks which are located on two sides of the tank body and penetrate through the tank body, a placing hole is formed in one side, opposite to the mounting blocks, of the mounting blocks, a thrust spring is fixedly connected to one side of the inner wall of the placing hole, an ejecting block is fixedly connected to one end of the thrust spring, and the outer surface of the ejecting block is connected with the inner surface of the placing hole in a sliding mode.

As a further aspect of the present invention: the bottom of the mounting block is provided with a threaded hole, and the inner surface of the threaded hole is in threaded connection with a puller bolt.

As a further aspect of the present invention: the purification assembly comprises an air ventilation box, a plurality of connectors are arranged at the top and the bottom of the air ventilation box, a first flocked fabric layer is fixedly connected to the top of an inner cavity of the air ventilation box, an activated carbon layer is arranged inside the air ventilation box and below the first flocked fabric layer, a dipping sponge is arranged inside the air ventilation box and below the activated carbon layer, and a second flocked fabric layer is arranged at the bottom of the inner cavity of the air ventilation box.

As a further aspect of the present invention: both sides of the ventilation box are provided with invagination grooves, and the inner surfaces of the invagination grooves are in contact with the outer surface of the ejector block.

As a further aspect of the present invention: the venting cartridge is located directly below the vent.

The utility model has the advantages that: the filter media that will purify waste air sets up the inside of box of ventilating, can carry out whole change to the filter media to thrust spring in the installation piece in through spacing subassembly releases the kicking block, thereby can play spacing effect to purification unit, when needing to be changed and purifying the subassembly, only need with the kicking block release place the hole inside can, this structure is comparatively simple, and it is comparatively convenient to operate when changing the filter media, and fixed also comparatively stable moreover.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the whole structure of the present invention in a partial cross section;

FIG. 2 is an enlarged view of a portion of the structure of FIG. 1;

fig. 3 is a schematic view of the internal structure of the ventilation box of the present invention.

In the figure: 1. a tank body; 2. a can lid; 3. a breather pipe; 4. a vent; 5. a purification assembly; 51. a ventilation box; 52. a connecting port; 53. a first flock spraying cloth layer; 54. an activated carbon layer; 55. soaking sponge; 56. a second flock spraying cloth layer; 6. a limiting component; 61. mounting blocks; 62. placing holes; 63. a thrust spring; 64. a top block; 7. and tightly pushing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model relates to a canister convenient for replacing filter materials, which comprises a canister body 1, a canister cover 2 is connected to the outer surface of the canister body 1 through a screw thread, a vent pipe 3 penetrates through the bottom of the canister cover 2, the vent pipe 3 is provided with a screw thread for connecting with an external pipeline, the top of the canister body 1 is provided with a vent 4, the vent 4 is an air inlet of the canister, a purification component 5 is arranged inside the canister body 1, and two sides of the canister body 1 are both provided with a limit component 6;

the limiting assembly 6 comprises mounting blocks 61 which are arranged on two sides of the tank body 1 in a penetrating mode, a placing hole 62 is formed in one side, opposite to the two mounting blocks 61, of the inner wall of the placing hole 62, a thrust spring 63 is fixedly connected to one side of the inner wall of the placing hole 63, a top block 64 is fixedly connected to one end of the thrust spring 63, the ventilation box 51 in the purification assembly 5 is supported by the aid of contraction of the top block 64, and the outer surface of the top block 64 is connected with the inner surface of the placing hole 62 in a sliding mode.

The utility model discloses in, the bottom of installation piece 61 is seted up threaded hole, and the internal surface threaded connection of screw hole has the puller bolt 7, and the position to the kicking block 64 that can step forward through rotating puller bolt 7 is carried on spacingly, strengthens its stability.

The utility model discloses in, purification subassembly 5 is including the box 51 that leads to the air, a plurality of connector 52 has all been seted up to the top and the bottom of box 51 that leads to the air, the first fine hair cloth layer 53 that spouts of top fixedly connected with of box 51 inner chamber that leads to the air, the inside below that just is located the first fine hair cloth layer 53 that spouts of box 51 that leads to the air is provided with activated carbon layer 54, the inside below that just is located activated carbon layer 54 that leads to the air is provided with flooding sponge 55 in box 51, contains the chemical substance that can decompose gas in the flooding sponge 55, no longer carries out too much here for prior art, the bottom of box 51 inner chamber that leads to the air is provided with the second and spouts fine hair cloth layer 56.

The utility model discloses in, the both sides of ventilation box 51 all are provided with the invagination groove, and the internal surface in invagination groove contacts with the surface of kicking block 64, through setting up the invagination groove, stability when can further strengthening the installation.

In the present invention, the ventilation box 51 is located under the ventilation opening 4.

The working principle is as follows: firstly, the tank cover 2 is turned down from the outer surface of the tank body 1 by utilizing the thread relationship between the tank cover 2 and the tank body 1, then the puller bolt 7 in the thread hole is rotated, the two jacking blocks 64 move to the side which is relatively far away, the spring is in a compressed state at the moment, then the ventilation box 51 is poured out, when the installation is needed, a new ventilation box 51 is placed in the tank body 1, the inward sunken grooves at the two sides of the ventilation box 51 are positioned at one side of the jacking blocks 64, then the jacking blocks 64 are loosened, under the action of the thrust spring 63, the jacking blocks 64 are contacted with the inner surfaces of the inward sunken grooves, so that the ventilation box 51 is limited, when the ventilation is carried out, the outside air sequentially passes through the first spray cloth layer 53, the activated carbon layer 54, the second spray cloth layers impregnated with

sponge

55 and 56 from the ventilation port 4 and the connection port 52, so that the air is purified and then is sent to the outside pipeline through the ventilation pipe 3, for human breathing.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. A canister convenient for replacing filter materials comprises a canister body (1), wherein a canister cover (2) is connected to the outer surface of the canister body (1) in a threaded manner, and is characterized in that a vent pipe (3) penetrates through the bottom of the canister cover (2), a vent hole (4) is formed in the top of the canister body (1), a purification assembly (5) is arranged in the canister body (1), and limiting assemblies (6) are arranged on two sides of the canister body (1);

the limiting assembly (6) comprises mounting blocks (61) which are located on two sides of the tank body (1) and penetrate through the tank body, a placing hole (62) is formed in one side, opposite to the mounting blocks (61), of the mounting block, a thrust spring (63) is fixedly connected to one side of the inner wall of the placing hole (62), a top block (64) is fixedly connected to one end of the thrust spring (63), and the outer surface of the top block (64) is connected with the inner surface of the placing hole (62) in a sliding mode.

2. The canister convenient for replacing filter materials as claimed in claim 1, wherein the bottom of the mounting block (61) is provided with a threaded hole, and the inner surface of the threaded hole is in threaded connection with a tightening bolt (7).

3. The canister convenient for replacing the filter material as claimed in claim 1, wherein the purification assembly (5) comprises an air box (51), the top and the bottom of the air box (51) are both provided with a plurality of connectors (52), the top of the inner cavity of the air box (51) is fixedly connected with a first flocked fabric layer (53), an activated carbon layer (54) is arranged inside the air box (51) and below the first flocked fabric layer (53), an impregnation sponge (55) is arranged inside the air box (51) and below the activated carbon layer (54), and a second flocked fabric layer (56) is arranged at the bottom of the inner cavity of the air box (51).

4. The canister with the filter material convenient to replace as claimed in claim 3, wherein, both sides of the vent box (51) are provided with invagination grooves, and the inner surfaces of the invagination grooves are contacted with the outer surface of the top block (64).

5. A canister with easy filter change according to claim 3, characterized by that the venting box (51) is located right below the vent (4).