CN205796285U - A kind of two-sided filtering type filter dirt box - Google Patents

Abstract

A kind of two-sided filtering type filter dirt box, relate to anti-particle respirator accessory field, it includes cassette holder, filter pulp I, inducing QI separator, filter pulp II and lid, described cassette holder is provided with network structure I and the connector of hollow out ventilation, described connector is the hollow circle tube structure of before and after's opening, it runs through cassette holder, described lid is provided with the network structure II of hollow out ventilation, cassette holder is threadeded with lid, a circular hole I it is provided with on described filter pulp I, filter pulp I is enclosed within inside cassette holder connector by circular hole I, filter pulp I is arranged on cassette holder inner face, described inducing QI separator is provided in the support member between filter pulp I and filter pulp II, inducing QI separator is provided with a circular hole II, inducing QI separator is by clamping inside this circular hole II and connector, filter pulp II is arranged between inducing QI separator and lid.This two-sided filtering type filter dirt box, filter area is big, takes up room little, good permeability.

Description

A kind of two-sided filtering type filter dirt box

Technical field

This utility model relates to anti-particle respirator accessory field, a kind of two-sided filtering type filter dirt box.

Background technology

In recent years, atmospheric pollution has become as the major issue threatening human life healthy and safe, haze, airborne dust, tail gas Cause in air containing substantial amounts of particle etc. various weather or artificial origin, and an adult breathes about 20,000 every day Repeatedly, sucking air and reach 15～20 cubic metres, the long-term air polluted that sucks can cause respiratory tract disease to hinder with physiological function Hindering, cause the diseases such as chronic bronchitis, bronchial asthma, emphysema and pulmonary carcinoma, therefore people are often through wearing mask, nose Cover, face shield etc. prevent from sucking pollution gas, and filter dirt box and occupy vital status as one of its important accessory, On market, like product uses single facer filter, and its shortcoming is that filter area is little, takes up room big, and poor air permeability uses for a long time Can adhere to a large amount of dust, its inspiratory resistance can be gradually increased, to such an extent as to breathe muscle fatigue, occur uncomfortable in chest, feel suffocated, breathe tired Difficulty, can directly affect the work efficiency of operating personnel.

Summary of the invention

For solving the technical problem of above-mentioned existence, this utility model provides a kind of two-sided filtering type filter dirt box, structure letter Single, safely and effectively, health environment-friendly, easy to use, filter area is big, takes up room little, good permeability.

For reaching above-mentioned purpose, this utility model be the technical scheme is that

A kind of two-sided filtering type filter dirt box, it includes cassette holder, filter pulp I, inducing QI separator, filter pulp II and lid, described box Seat is provided with network structure I and the connector of hollow out ventilation, is provided with external screw thread outside cassette holder, and described connector is front and back's opening Hollow circle tube structure, it runs through cassette holder, protrudes from outside cassette holder outside it, and in it, lateral cassette holder inner face is protruding, described box Lid is provided with the network structure II of hollow out ventilation, and lid is internally provided with the female thread adapted with cassette holder external screw thread, cassette holder with Lid is threaded, and described filter pulp I is provided with a circular hole I, and filter pulp I is enclosed within inside cassette holder connector by circular hole I, filter pulp I is arranged on cassette holder inner face, and described inducing QI separator is provided in the support member between filter pulp I and filter pulp II, and inducing QI separator sets Being equipped with a circular hole II, inducing QI separator is by clamping inside this circular hole II and connector, and filter pulp II is arranged at inducing QI separator And between lid.

Described cassette holder inner face is provided with radial brace rod I centered by circular hole I, and brace rod I protrudes from cassette holder Face, the barrel of described connector inside cylindrical shape structure is provided with a circle boss, and this boss is highly consistent with brace rod I, filter Cotton I is nested with on boss by circular hole I, forms circulation cavity with cassette holder inner face, and this cavity is turned on connector by filter pulp I.

Described inducing QI separator is provided with radial brace rod II centered by circular hole II, brace rod II and circular hole II There is certain difference in height, inducing QI separator forms circulation cavity respectively with filter pulp I and filter pulp II, and this cavity is led with connector Logical.

Described lid inner face is provided with circular support structure, and this structure and lid inner face exist certain difference in height, filter pulp II forms circulation cavity with lid inner face, and this cavity is turned on connector by filter pulp II.

Described cassette holder, lid, filter pulp I, filter pulp II and inducing QI separator are circle.

The network structure that this utility model is ventilated by the hollow out on cassette holder and lid realizes double-entry, increases filtration Area, reduces volume；By the filter pulp I between cassette holder and inducing QI separator, and the filter between lid and inducing QI separator Cotton II realizes two-sided filtration, and breathability improves；Air after ensure that filtration by the design of connector passes through through each cavity Connector sucks human body, by arranging brace rod and circular support structure, defines circulation cavity, it is achieved that preferably breathe freely.

Accompanying drawing explanation

Accompanying drawing 1 is the structural representation of this utility model cassette holder inner face；

Accompanying drawing 2 is the structural representation of this utility model filter pulp I；

Accompanying drawing 3 is the structural representation of this utility model inducing QI separator；

Accompanying drawing 4 is the structural representation of this utility model filter pulp II；

Accompanying drawing 5 is the structural representation of this utility model lid inner face.

1. cassette holder；11. network structure I；12. connectors；13. brace rods I；2. filter pulp I；21. circular holes I；3. inducing QI isolation Part；31. circular holes II；32. brace rods II；4. filter pulp II；5. lid；51. network structure II；52. circular support structures.

Detailed description of the invention

Below in conjunction with the accompanying drawings this utility model is described in detail:

As it can be seen, this two-sided filtering type filter dirt box, including cassette holder 1, filter pulp I 2, inducing QI separator 3, filter pulp II 4 and box Lid 5, described cassette holder 5 is provided with network structure I 11 and the connector 12 of hollow out ventilation, and cassette holder 1 is outside is provided with external screw thread, described Connector 12 is the hollow circle tube structure of front and back's opening, it runs through cassette holder 1, protrudes from outside cassette holder 1, inside it outside it Protruding to cassette holder 1 inner face, described lid 5 is provided with the network structure II 51 of hollow out ventilation, and lid 5 is internally provided with and cassette holder 1 The female thread that external screw thread adapts, cassette holder 1 is threadeded with lid 5, and described filter pulp I 2 is provided with a circular hole I 21, filter pulp I 2 are enclosed within inside cassette holder connector 12 by circular hole I 21, and filter pulp I 2 is arranged on cassette holder 1 inner face, and described inducing QI separator 3 is to arrange Support member between filter pulp I 2 and filter pulp II 4, inducing QI separator 3 is provided with a circular hole II 31, and inducing QI separator 3 is by being somebody's turn to do Clamping inside circular hole II 31 and connector 12, filter pulp II 4 is arranged between inducing QI separator 3 and lid 5.Described cassette holder 1 inner face Being provided with radial brace rod I 13 centered by circular hole I 21, brace rod I 13 protrudes from cassette holder 1 inner face, described connector Being provided with a circle boss on the barrel of 12 inside cylindrical shape structures, this boss is highly consistent with brace rod I 13, and filter pulp I 2 is by circle Hole I 21 is nested with on boss, forms circulation cavity with cassette holder 1 inner face, and this cavity is turned on connector 12 by filter pulp I 2.Described Inducing QI separator 3 is provided with radial brace rod II 32 centered by circular hole II 31, and brace rod II 32 is deposited with circular hole II 31 In certain difference in height, inducing QI separator 3 forms circulation cavity, this cavity and connector 12 respectively with filter pulp I 2 and filter pulp II 4 Conducting.Described lid 5 inner face is provided with circular support structure 52, and this structure and lid 5 inner face exist certain difference in height, filter pulp II 4 form circulation cavity with lid 5 inner face, and this cavity is turned on connector 12 by filter pulp II 4.Described cassette holder 1, lid 5, filter Cotton I 2, filter pulp II 4 and inducing QI separator 3 are circle.

As preferably, cassette holder 1 is provided with horizontal network structure I 11, is interspersed with longitudinal brace rod I 13.

During use, filter pulp I 2 will be put in cassette holder 1, then buckle inducing QI separator 3, place into filter dirt cotton II 4, finally will filter Dirt lid 5 rotates to compressing filter dirt cotton II 4.This filter dirt box is connected as a single entity with mask body by connector 12, adjusts system The elasticity of band so that it is tightly contact with face, during air-breathing, ambient atmos filters laggard face shield master by filter dirt box tow sides Intracoelomic cavity, now inlet valve opens, and outlet valve is in sealing state；During expiration, outlet valve opens, and inlet valve is in sealing shape State, circulates successively.

It is emphasized that: be the most only preferred embodiment of the present utility model, not this utility model appointed What pro forma restriction, every according to technical spirit of the present utility model, above example is made any simple modification, etc. With change and modification, all still fall within the range of technical solutions of the utility model.

Claims (5)

1. a two-sided filtering type filter dirt box, it is characterised in that: it includes cassette holder, filter pulp I, inducing QI separator, filter pulp II and box Lid, described cassette holder is provided with network structure I and the connector of hollow out ventilation, is provided with external screw thread, described connector outside cassette holder For the hollow circle tube structure of front and back's opening, it runs through cassette holder, protrudes from outside cassette holder outside it, lateral cassette holder inner face in it Projection, described lid is provided with the network structure II of hollow out ventilation, and lid is internally provided with in adapting with cassette holder external screw thread Screw thread, cassette holder is threadeded with lid, and described filter pulp I is provided with a circular hole I, and filter pulp I is enclosed within cassette holder by circular hole I and connects Inside part, filter pulp I is arranged on cassette holder inner face, and described inducing QI separator is provided in the support member between filter pulp I and filter pulp II, leads Air bound off member is provided with a circular hole II, and inducing QI separator is by clamping inside this circular hole II and connector, and filter pulp II is arranged at Between inducing QI separator and lid.

One the most according to claim 1 two-sided filtering type filter dirt box, it is characterised in that: described cassette holder inner face be provided with Radial brace rod I centered by circular hole I, brace rod I protrudes from cassette holder inner face, described connector inside cylindrical shape structure Being provided with a circle boss on barrel, this boss is highly consistent with brace rod I, and filter pulp I is nested with on boss, with box by circular hole I Seat inner face forms circulation cavity, and this cavity is turned on connector by filter pulp I.

One the most according to claim 1 two-sided filtering type filter dirt box, it is characterised in that: described inducing QI separator is provided with Radial brace rod II centered by circular hole II, there is certain difference in height, inducing QI separator in brace rod II and circular hole II Forming circulation cavity respectively with filter pulp I and filter pulp II, this cavity turns on connector.

One the most according to claim 1 two-sided filtering type filter dirt box, it is characterised in that: described lid inner face is provided with circle Shape supporting construction, there is certain difference in height, filter pulp II and lid inner face formation circulation cavity, this sky in this structure and lid inner face Chamber is turned on connector by filter pulp II.

One the most according to claim 1 two-sided filtering type filter dirt box, it is characterised in that: described cassette holder, lid, filter pulp I, Filter pulp II and inducing QI separator are circle.