CN210051503U

CN210051503U - Expiratory valve leakage testing device for producing protective mask

Info

Publication number: CN210051503U
Application number: CN201921312450.9U
Authority: CN
Inventors: 江国平
Original assignee: Suzhou Shikang Protective Equipment Co Ltd
Current assignee: Suzhou Shikang Protective Equipment Co Ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-02-11
Anticipated expiration: 2029-08-14

Abstract

The utility model belongs to the technical field of masks, an expiratory valve leakage testing device for producing protective masks, which comprises a box body and a head die, wherein the upper end of the box body is fixedly connected with the head die, the surface of the head die is fixedly connected with fixed blocks, the fixed blocks are two in number and are all fixedly connected on the surface of the head die, the surface of the head die is provided with the masks, breathing tubes are arranged in the head die in a penetrating way, the surface of the box body is provided with through holes, the breathing tubes are arranged in the through holes in a penetrating way, the surface of the breathing tubes is fixedly connected with a second conduit, the surface of the second conduit is provided with a first flowmeter, the first flowmeter is arranged on the surface of the box body in a penetrating way, the bottom end of the breathing tube is fixedly connected with a first conduit, and the regulating valve is arranged, so that when people test the masks, people, so that people can control the gas flow more conveniently when testing the mask.

Description

Expiratory valve leakage testing device for producing protective mask

Technical Field

The utility model belongs to the technical field of the gauze mask, concretely relates to expiratory valve leak testing device for producing protective facial mask.

Background

The mask is generally a device worn on the nose and mouth for filtering air entering and exiting from the nose and mouth to prevent harmful gas, smell and spray from entering and exiting from the nose and mouth of a wearer, and is mostly made of cloth or paper. The mask can be divided into an air filtration type mask and an air supply type mask, and the mask used firstly in the world is China. The outer layer of the mask usually accumulates dust, bacteria and other dirt in a lot of outside air, at ordinary times, a plurality of masks are prepared for replacement and should be changed and washed once a day, the protection effect test of the existing mask has no proper test device, the test period is long, the accuracy is low, and the product performance cannot be evaluated well and quickly.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an expiratory valve leak testing device for producing protective facial mask has accurate swift characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an expiratory valve leakage test device for producing protective facial mask, includes box and head mould, box upper end fixedly connected with head mould, head mould fixed surface is connected with the fixed block, the fixed block is total two, equal fixed connection on head mould surface, the head mould surface is provided with the gauze mask, the breathing tube is worn to be equipped with inside the head mould, breathing tube fixed surface is connected with the solenoid valve, the box surface is provided with the through-hole, the breathing tube is worn to establish in the through-hole, breathing tube fixed surface is connected with the second pipe, second pipe surface is provided with first flowmeter, first flowmeter is worn to establish on the box surface, breathing tube bottom end fixedly connected with first pipe, first pipe surface is provided with the second flowmeter, the second flowmeter is worn to establish on the box surface.

Preferably, a micro-pressure meter is arranged inside the breathing tube, the micro-pressure meter penetrates through the surface of the box body, and an adjusting valve and a switching valve are arranged on the surface of the breathing tube.

Preferably, the bottom end of the second conduit is fixedly connected with an air compressor, a partition plate is arranged inside the box body, the air compressor is fixedly connected to the surface of the partition plate, and the bottom of the first conduit is fixedly connected with an air suction pump.

Preferably, the box surface is inlayed and is had first filter screen, first filter screen and air compressor's position is corresponding, the box surface is inlayed and is had the second filter screen, the position of second filter screen and aspiration pump is corresponding.

Preferably, an energy storage bin is arranged inside the box body, and a storage battery is fixedly connected inside the energy storage bin.

Preferably, bottom half fixedly connected with base, the base is four altogether, is the rectangle and distributes in the bottom half, the box surface is provided with control panel, box surface fixedly connected with handle, the handle is two altogether, equal fixed connection is on the box surface.

The utility model has the advantages that:

the utility model discloses, through setting up the governing valve for people are when testing the gauze mask, and people pass through control panel control aspiration pump or air compressor work, under the effect of governing valve, make people be convenient for more when testing the gauze mask control gas flow.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic front sectional view of the present invention;

fig. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

in the figure: 1. a box body; 2. a head die; 3. a mask; 4. a first filter screen; 5. a breathing tube; 6. a first conduit; 7. a micro-manometer; 8. adjusting a valve; 9. a switching valve; 10. a first flow meter; 11. a second flow meter; 12. an air compressor; 13. an air pump; 14. an energy storage bin; 15. a storage battery; 16. a second filter screen; 17. a control panel; 18. a base; 19. a handle; 20. a fixed block; 21. a partition plate; 22. a second conduit; 23. an electromagnetic valve.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: an expiratory valve leakage testing device for producing a protective mask comprises a box body 1 and a head die 2, wherein the upper end of the box body 1 is fixedly connected with the head die 2, the surface of the head die 2 is fixedly connected with two fixed blocks 20, the two fixed blocks 20 are fixedly connected to the surface of the head die 2, a mask 3 is arranged on the surface of the head die 2, a breathing tube 5 is arranged in the head die 2 in a penetrating manner, the surface of the breathing tube 5 is fixedly connected with an electromagnetic valve 23, the surface of the box body 1 is provided with a through hole, the breathing tube 5 is arranged in the through hole in a penetrating manner, the surface of the breathing tube 5 is fixedly connected with a second conduit 22, the surface of the second conduit 22 is provided with a first flowmeter 10, the first flowmeter 10 is arranged on the surface of the box body 1, the bottom end of the breathing tube 5 is fixedly connected with a first conduit 6, the surface of the first conduit 6 is provided with a, through setting up first flowmeter 10 and second flowmeter 11 for people are when testing the gauze mask, people control air compressor 12 operation through the control panel 17 and produce the air flow, and then data are surveyed to first flowmeter 10, and people control the operation of aspiration pump 13 through the control panel 17 and produce the air flow, and then data are surveyed to second flowmeter 11, under the effect of first flowmeter 10 and second flowmeter 11, make people be convenient for more when testing the gauze mask and observe the test data in real time.

Specifically, the inside micromanometer 7 that is provided with of respiratory tube 5, the micromanometer 7 wears to establish on 1 surface of box, respiratory tube 5 surface is provided with governing valve 8 and diverter valve 9, through setting up governing valve 8 for people are when testing the gauze mask, and people pass through control panel 17 control aspiration pump 13 or air compressor 12 work, under governing valve 8's effect, make people be convenient for more when testing the gauze mask control gas flow.

Specifically, the bottom end of the second conduit 22 is fixedly connected with an air compressor 12, a partition 21 is arranged inside the box body 1, the air compressor 12 is fixedly connected to the surface of the partition 21, and the bottom of the first conduit 6 is fixedly connected with an air suction pump 13.

Specifically, 1 surface mosaic of box has first filter screen 4, first filter screen 4 and air compressor 12's position is corresponding, 1 surface mosaic of box has second filter screen 16, second filter screen 16 and aspiration pump 13's position is corresponding, through setting up first filter screen 4 and second filter screen 16, make people when testing the gauze mask, people pass through control panel 17 control air compressor 12 work, and then produce the air current, under first filter screen 4's effect, make people avoid debris to cause the injury to air compressor 12 when testing the gauze mask, people pass through control panel 17 control aspiration pump 13 work, and then produce the air current, under second filter screen 16's effect, make people avoid debris to cause the injury to aspiration pump 13 when testing the gauze mask.

Specifically, an energy storage bin 14 is arranged inside the box body 1, and a storage battery 15 is fixedly connected inside the energy storage bin 14.

Specifically, fixedly connected with base 18 bottom box 1, base 18 is total four, is the rectangle distribution in box 1 bottom, box 1 surface is provided with control panel 17, box 1 fixed surface is connected with handle 19, handle 19 is total two, equal fixed connection is on box 1 surface.

The utility model discloses a theory of operation and use flow: the utility model discloses, when using, at first people remove the device to required position through handle 19, then people pass through fixed block 20 swing joint test gauze mask 4 on the head mould 2 surface, people pass through control panel 17 control aspiration pump 13 and operate, control panel 17 control solenoid valve 23 simultaneously closes, when the speed of bleeding has reached 500ml/min, the system negative pressure reaches 1180Pa, observe the data through second flowmeter 11, when reaching required numerical value, people control governing valve 8 through control panel 17 and adjust the gas flow rate, open solenoid valve 23 simultaneously and make gas inhale through breathing pipe 5, people control diverter valve 9 through control panel 17 and make aspiration pump 13 stop working, control air compressor 12 simultaneously and operate, control solenoid valve 23 through control panel 17 simultaneously and close, observe the data through first flowmeter 10, when reaching required numerical value, people adjust the gas flow rate through control panel 17 control governing valve 8, open solenoid valve 23 simultaneously and make gaseous 5 blowout through the respiratory tube, and then simulate human breathing situation for people convenient and fast more when testing the gauze mask.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an expiratory valve leak testing arrangement for producing protective facial mask, includes box (1) and head mould (2), its characterized in that: the utility model discloses a respiratory tube, including box (1), head mould (2), fixed block (20) are connected to head mould (2) fixed surface, fixed block (20) are total two, and equal fixed connection is on head mould (2) surface, head mould (2) surface is provided with gauze mask (3), breathing tube (5) are worn to be equipped with by head mould (2) inside, breathing tube (5) fixed surface is connected with solenoid valve (23), box (1) surface is provided with the through-hole, breathing tube (5) are worn to establish in the through-hole, breathing tube (5) fixed surface is connected with second pipe (22), second pipe (22) surface is provided with first flowmeter (10), first flowmeter (10) are worn to establish on box (1) surface, breathing tube (5) bottom fixed connection has first pipe (6), first pipe (6) surface is provided with second flowmeter (11), the second flowmeter (11) penetrates through the surface of the box body (1).

2. The exhalation valve leak test apparatus for manufacturing protective masks according to claim 1, wherein: breathing pipe (5) inside is provided with micromanometer (7), micromanometer (7) wear to establish on box (1) surface, breathing pipe (5) surface is provided with governing valve (8) and diverter valve (9).

3. The exhalation valve leak test apparatus for manufacturing protective masks according to claim 1, wherein: the air compressor is characterized in that an air compressor (12) is fixedly connected to the bottom end of the second guide pipe (22), a partition plate (21) is arranged inside the box body (1), the air compressor (12) is fixedly connected to the surface of the partition plate (21), and an air suction pump (13) is fixedly connected to the bottom of the first guide pipe (6).

4. The exhalation valve leak test apparatus for manufacturing protective masks according to claim 1, wherein: box (1) surface mosaic has first filter screen (4), the position of first filter screen (4) and air compressor (12) is corresponding, box (1) surface mosaic has second filter screen (16), the position of second filter screen (16) and aspiration pump (13) is corresponding.

5. The exhalation valve leak test apparatus for manufacturing protective masks according to claim 1, wherein: an energy storage bin (14) is arranged inside the box body (1), and a storage battery (15) is fixedly connected inside the energy storage bin (14).

6. The exhalation valve leak test apparatus for manufacturing protective masks according to claim 1, wherein: the utility model discloses a box, including box (1), base (18) are four total, are the rectangle and distribute in box (1) bottom, box (1) surface is provided with control panel (17), box (1) fixed surface is connected with handle (19), handle (19) are total two, equal fixed connection is on box (1) surface.