CN224024077U - Respiratory mask for preventing respiratory diseases - Google Patents

Abstract

This utility model discloses a respiratory mask for the prevention of respiratory diseases, including a mask body, an air guide hood connected to the front end of the mask body, a first connecting plug at the front end of the air guide hood, a second connecting plug at the lower end of the air guide hood, the second connecting plug being connected to a connecting tube, the lower end of the connecting tube being connected to a filter box, a filter element being disposed inside the filter box, the lower end of the filter box being connected to an air pump, and the first connecting plug being connected to an L-shaped tube with connectors at both ends, the L-shaped tube being disposed of with a first one-way valve. Compared with the prior art, the beneficial effects of this utility model are: by actively supplying air, it ensures clean air in the user's respiratory tract, reducing breathing difficulties and stuffiness, and the mode can be adjusted according to the user's needs, effectively isolating viruses inside and outside the mask; and the filter box and filter element, which are separate from the mask, can both ensure filtration effect and reduce the weight of wearing the mask, improving comfort.

Description

Respiratory mask for preventing respiratory diseases

Technical Field

The utility model relates to the technical field of infectious disease prevention and treatment, in particular to a respiratory mask for preventing respiratory diseases.

Background

The respiratory diseases have stronger infectivity, can be rapidly transmitted through air, and particularly in environments such as hospitals and the like with dense crowd, old people and patients with poor resistance are more easily infected, so that the prevention of the respiratory diseases in influenza season with high incidence, particularly some respiratory diseases with high risk is particularly important. At present, the mask has better protection effect and higher blocking rate on virus and bacteria, and is widely used for preventing and treating respiratory diseases, but the existing respiratory mask has some problems in design and practicality, on one hand, the size is larger, particularly after a filter element is added on the face, the weight is heavier, on the other hand, patients with respiratory diseases often feel dyspnea, stuffy and difficult to bear, wearing comfort is worse, and the respiratory diseases patients still have the risk of spreading and spreading viruses in the respiratory process after wearing.

Disclosure of utility model

The present utility model is directed to a respiratory mask for respiratory disease prevention, which solves the problems set forth in the background art.

The utility model provides a respirator for respiratory disease prevention, includes the cover body, the front end of the cover body is connected with the air guide cover, be provided with the filter screen on the cover body in the air guide cover, the front end of air guide cover is provided with first connecting plug, the lower extreme of air guide cover is provided with second connecting plug, the joint connection of second connecting plug and connecting pipe upper end, the joint of connecting pipe lower extreme and the plug connection of filter cartridge upper end, be provided with the filter core in the filter cartridge, the filter core is high-efficient filter material such as HEPA, the plug of filter cartridge lower extreme and the one end joint connection of air guide pipe, the other end joint and the air pump of air guide pipe are connected, and the air pump is the miniature air pump of stationary flow that supports PWM speed governing function.

The L-shaped pipe connection that first connecting plug and both ends all are provided with the joint, be provided with first check valve in the L-shaped pipe, two plugs of first connecting plug, second connecting plug and filter box upper and lower extreme are same specification, the joint at connecting pipe both ends, the joint at L-shaped pipe both ends and the joint at air duct both ends are unified specification, are convenient for according to the user demand, adjust the combination of joint and plug.

Preferably, the edge of the cover body is provided with a rubber pad, and the two sides of the cover body are also provided with binding bands, so that the fitting degree and the fixing degree of the cover body and the human face are improved.

Preferably, the filter box comprises an upper box body and a lower box body which are in threaded connection, so that the filter box is convenient to open, and the filter element can be conveniently taken out and replaced.

Preferably, the lower end of the cover body is also connected with an exhaust pipe, a second one-way valve is arranged in the exhaust pipe, and the second one-way valve limits the air in the exhaust pipe to flow outwards only, so that the air pressure in the cover body is ensured to be stable.

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

when the mask is used, if a patient with respiratory tract diseases wears the mask, the connector on the corresponding L-shaped pipe is required to be connected with the first connecting plug, the first one-way valve limits the air flow to only flow into the mask body, the blocking cover is used for blocking the exhaust pipe, the connector of the air duct is connected with the air inlet end plug of the air pump, the air pump is electrified to work, the air flow enters the mask through the L-shaped pipe for the respiratory tract disease patient to breathe, and the air exhaled by the patient enters the filter box along with the air flow, is filtered by the filter element and then is discharged through the air pump, and is discharged outdoors or further processed according to medical conditions;

if the filter is worn by other patients with diseases and is used for preventing respiratory diseases, the corresponding connector on the L-shaped pipe is required to be connected with the first connecting plug, the first one-way valve limits the air flow to only flow outside the cover body, the connector of the air duct is connected with the air outlet end plug of the air pump, the air pump is electrified to work, so that the air flow enters the filter box through the air pump and is filtered by the filter element, then enters the cover body for breathing by a wearer, and the air breathed by the wearer is ensured to be filtered and purified and is discharged through the L-shaped pipe along with the air flow;

The technical scheme provided by the utility model ensures clean air of the respiratory tract of a user by an active air supply mode, reduces dyspnea and stuffy and difficult feeling, can effectively isolate viruses inside and outside the mask by adjusting the mode according to the requirement of the user, and can ensure the filtering effect by a filtering box and a filter element which are separated from the mask, reduce the weight of wearing the mask and improve the comfort level.

Drawings

FIG. 1 is a side elevational view in cross-section of the structure of the present utility model;

Fig. 2 is a front view of the present utility model.

In the figure, 1, a cover body, 2, a rubber pad, 3, an air guide cover, 31, a first connecting plug, 32, a second connecting plug, 33, an exhaust pipe, 4, a connecting pipe, 5, a filter box, 51, an upper box body, 52, a lower box body, 6, a filter element, 7, an air guide pipe, 8, an L-shaped pipe, 9, a first one-way valve, 10, a second one-way valve, 11, a filter screen, 12, an air pump, 13 and a binding belt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a respiratory mask for preventing respiratory diseases comprises a mask body 1, a rubber pad 2 is arranged at the edge of the mask body 1, binding straps 13 are further arranged at two sides of the mask body 1, the fitting degree and the fixing degree of the mask body 1 and a human face are improved, the front end of the mask body 1 is connected with an air guide mask 3, a filter screen 11 is arranged on the mask body 1 in the air guide mask 3, a first connecting plug 31 is arranged at the front end of the air guide mask 3, a second connecting plug 32 is arranged at the lower end of the air guide mask 3, the second connecting plug 32 is connected with a connector at the upper end of a connecting pipe 4, a connector at the lower end of the connecting pipe 4 is connected with a connector at the upper end of a filter box 5, a filter element 6 is arranged in the filter box 5, HEPA and other efficient filter materials are adopted as the filter element 5 and the filter element 6 separated from the mask, the weight of the mask is reduced, the comfort level is improved, the filter box 5 comprises an upper box body 51 and a lower box body 52 in threaded connection, the filter box body is convenient to open, the filter element 5 is convenient to replace with the filter element 6, and the other end of the filter element is convenient to replace the filter element 7, and the filter element is connected with the air pump 7, and the air pump 12 is convenient to replace the filter element and the filter element is connected with the air pump 7.

The first connecting plug 31 is connected with an L-shaped pipe 8 with joints at two ends, a first one-way valve 9 is arranged in the L-shaped pipe 8, the first connecting plug 31, the second connecting plug 32 and two plugs at the upper end and the lower end of the filter box 5 are of the same specification, the joints at two ends of the connecting pipe 4, the joints at two ends of the L-shaped pipe 8 and the joints at two ends of the air duct 7 are of the same specification, and the combination of the joints and the plugs is convenient to adjust according to use requirements; when the filter is used, if a patient with respiratory diseases wears the filter, the connector on the corresponding L-shaped pipe 8 is required to be connected with the first connecting plug 31, the first one-way valve 9 is required to limit the air flow to the inside of the cover body 1, the blocking cover is used to block the exhaust pipe 33, the connector of the air duct 7 is connected with the air inlet end plug of the air pump 12, the air pump 12 is electrified to work, the air flow enters the mask through the L-shaped pipe 8 for the respiratory diseases patients to breathe, the air exhaled by the patient enters the filter box 5 along with the air flow, is filtered by the filter element 6 and then is exhausted through the air pump 12 according to the medical condition, if other patients wear the filter box for preventing respiratory diseases, the connector on the corresponding L-shaped pipe 8 is required to be connected with the first connecting plug 31, the first one-way valve 9 is required to limit the air flow to the outside of the cover body 1, the connector of the air duct 7 is connected with the exhaust end plug of the air pump 12, the air pump 12 is electrified to work, the air flow enters the filter box 5 through the air pump 12, is filtered by the filter element 6, and then enters the cover body 1 for breathing the patient to breathe, the air is ensured to be inhaled by the wearer, and the air is exhausted through the filter box 8 and is further connected with the exhaust pipe 33 after the filter is exhausted through the filter pipe 8, the second one-way valve 10 is arranged in the exhaust pipe 33, and the second one-way valve 10 limits the air in the exhaust pipe 33 to flow outwards only, so that the air pressure in the cover body 1 is ensured to be stable.

When the mask is used, if a patient with respiratory tract diseases wears the mask, the corresponding connector on the L-shaped pipe 8 is required to be connected with the first connecting plug 31, the first one-way valve 9 limits the air flow to only flow into the mask body 1, meanwhile, the exhaust pipe 33 is blocked by the blocking cover, the connector of the air duct 7 is connected with the air inlet end plug of the air pump 12, the air pump 12 is electrified to work, the air flow enters the mask through the L-shaped pipe 8 for the respiratory tract disease patient to breathe, and the air exhaled by the patient enters the filter box 5 along with the air flow, is filtered by the filter element 6 and then is discharged through the air pump 12, and is discharged outdoors or further processed according to medical conditions;

If the patient with other diseases wears the filter element 6 to prevent respiratory diseases, the connector on the corresponding L-shaped tube 8 is required to be connected with the first connecting plug 31, the first one-way valve 9 limits the air flow to flow outside the cover body 1 only, the connector of the air duct 7 is connected with the air outlet end plug of the air pump 12, the air pump 12 is electrified to work, the air flow enters the filter box 5 through the air pump 12 and is filtered by the filter element 6, then enters the cover body 1 for breathing of a wearer, and the air breathed by the wearer is ensured to be filtered and purified, and the exhaled air is discharged through the L-shaped tube 8 along with the air flow.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (4)

1. The respiratory mask for preventing respiratory diseases comprises a mask body (1) and is characterized in that the front end of the mask body (1) is connected with an air guide mask (3), a filter screen (11) is arranged on the mask body (1) in the air guide mask (3), a first connecting plug (31) is arranged at the front end of the air guide mask (3), a second connecting plug (32) is arranged at the lower end of the air guide mask (3), the second connecting plug (32) is connected with a connector at the upper end of a connecting pipe (4), a connector at the lower end of the connecting pipe (4) is connected with a connector at the upper end of a filter box (5), a filter element (6) is arranged in the filter box (5), a connector at the lower end of the filter box (5) is connected with one end connector of an air guide pipe (7), and the other end connector of the air guide pipe (7) is connected with an air pump (12).

The utility model discloses a filter cartridge, including L type pipe (8) that first connecting plug (31) all is provided with the joint with both ends, be provided with first check valve (9) in L type pipe (8), two plugs of upper and lower ends are same specification on first connecting plug (31), second connecting plug (32) and filter cartridge (5), the joint at connecting pipe (4) both ends, the joint at L type pipe (8) both ends and the joint at air duct (7) both ends are unified specification.

2. The respiratory mask for respiratory disease prevention according to claim 1, wherein the edge of the mask body (1) is provided with a rubber pad (2), and both sides of the mask body (1) are also provided with binding bands (13).

3. The respiratory mask for respiratory disease prevention according to claim 1, wherein the filter cartridge (5) comprises an upper cartridge body (51) and a lower cartridge body (52) which are screw-coupled.

4. The respiratory mask for respiratory disease prevention according to claim 1, wherein the lower end of the mask body (1) is further connected with an exhaust pipe (33), and a second one-way valve (10) is arranged in the exhaust pipe (33).