CN220525234U - Helmet for detecting tightness of mask - Google Patents

Abstract

The utility model discloses a helmet for detecting tightness of a mask, which comprises a mask, wherein the mask comprises a shell, a first sealing piece arranged on the shell, and a transparent film arranged on the first sealing piece, wherein an air inlet hole is formed in the transparent film.

Description

Helmet for detecting tightness of mask

Technical Field

The utility model relates to the technical field of mask sealing detection equipment, in particular to a helmet for detecting mask tightness.

Background

The mask is a sanitary article made of materials such as fabrics, filter screens and non-woven fabrics, the mask is worn on the mouth and nose position and used for filtering air entering the mouth and nose of a wearer, harmful gas, smell and spray can be prevented from entering the mouth and nose of the wearer, the mask has a certain filtering effect on the air entering the lung, when respiratory infectious diseases flow, the mask is worn when working in environments such as dust and the like, the mask can prevent or reduce dust in the air from entering respiratory organs, the mask can be divided into an air filtering type mask and an air supply type mask, the air filtering type mask is required to be subjected to tightness detection after being produced, so that the air filtering type mask can have good protection performance when working in the polluted environments, the existing tightness detection method of the air filtering type mask is to enable the mask to be kept in a detection device and to be ventilated, the air flow passing through the mask is measured, in the working environment, the mask can deform along with the movement of workers, the traditional static detection result can not ensure tightness of the working site, gaps generated after deformation of the mask can enable the harmful gas to enter the inside of the mask to be absorbed by human body, and serious damage health of the human body.

Disclosure of Invention

In view of the above, the present utility model provides a helmet for detecting tightness of mask to solve the above-mentioned problems.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a mask seal detects and uses helmet, includes the face guard, the face guard includes the casing, installs first sealing member on the casing, and set up transparent film on the first sealing member, the inlet port has been seted up on the transparent film.

Further, the shell is of a humanoid face structure, the shell comprises a front surface part and a back surface part, a hollowed groove is formed in the front surface part of the shell, the first sealing element is matched with the hollowed groove in shape, the first sealing element is arranged in the hollowed groove, the shape of the transparent film is matched with the shape of the hollowed groove, the transparent film is fixedly connected with the first sealing element or integrally formed with the first sealing element,

further, the front portion of the shell is provided with a plurality of connecting holes at intervals along the edge of the hollowed-out groove, a plurality of mounting holes are correspondingly formed in the first sealing piece, and the number of the mounting holes is consistent with that of the connecting holes in a one-to-one correspondence manner.

Further, the mask also includes a second seal mounted to the back of the shell that matches the shape of the chin portion of the shell.

Further, a plurality of buckles are uniformly arranged on the bottom surface of the second sealing piece.

Further, the helmet for detecting the tightness of the mask further comprises a fastening assembly, and the fastening assembly is mounted on the mask.

Further, the fastening assembly is arranged on the back portion of the shell, the fastening assembly comprises a first fastening piece and a second fastening piece, the first fastening piece is connected with the back portion of the shell, and the second fastening piece is fixedly connected with the first fastening piece.

Further, the first fastening piece is of an annular structure, and an adjusting piece for adjusting the diameter of the first fastening piece is arranged on the first fastening piece.

Further, the second fastening piece is of an arc-shaped structure, the second fastening piece comprises two connecting bands, and the two connecting bands are respectively arranged on two sides of the first fastening piece.

Further, the two connecting belts are fastened with each other, wherein a plurality of connecting buckles are uniformly arranged on one connecting belt, and a plurality of connecting holes matched with the connecting buckles are uniformly formed in the other connecting belt.

The beneficial effects of the utility model are as follows:

the utility model provides a helmet for detecting tightness of a mask, which comprises a shell, a first sealing piece arranged on the shell, and a transparent film arranged in the first sealing piece, wherein a hollowed-out groove for accommodating the transparent film is formed in the front surface part of the shell, and the first sealing piece is arranged in the hollowed-out groove; the shape of transparent film and the shape looks adaptation in fretwork groove, transparent film and first sealing member fixed connection or integrated into one piece, set up the inlet port that is connected with the gas-supply pipe of gas-supply device on the transparent film, when detecting the gauze mask airtight, in the cavity between casing back and the staff face was got into through the inlet port to the gas that has the taste, whether the staff smell the gas in order to judge the airtight performance of gauze mask through the sense of smell, during the detection, the staff accessible various activities make the gauze mask take place deformation in order to judge the airtight of gauze mask under operational environment, thereby accurate judgement gauze mask's airtight performance.

Drawings

The utility model is further described below with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of a helmet for detecting tightness of a mask according to the present utility model;

fig. 2 is an exploded view of the mask tightness detection helmet of the utility model shown in fig. 1.

In the figure: 100. the mask tightness detection helmet comprises a mask tightness detection helmet body, a mask body, a shell body, a first sealing piece, 121, mounting holes, 13, a transparent film, 131, air inlet holes, 14, a second sealing piece, 141, a buckle, 2, a fastening component, 21, a first fastening piece, 211, an adjusting piece, 22 and a second fastening piece.

Detailed Description

The present utility model will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the utility model only by way of illustration, and therefore it shows only the constitution related to the utility model.

As shown in fig. 1, the present utility model provides a helmet 100 for detecting tightness of a mask, for detecting tightness of the mask, the helmet 100 for detecting tightness of the mask includes a mask 1 connected to a protective garment for being sleeved on a face, and a fastening assembly 2 mounted on the mask 1 for fastening the mask 1, a worker wears the protective garment and sleeves the mask 1 on his head after taking a mask sample to be detected, the mask 1 is fastened to the protective garment, the mask 1 is tightly sleeved on the worker's head by adjusting the fastening assembly 2, and a flavored gas is supplied into the mask 1, and the worker judges tightness of the mask by smell whether the flavored gas is reached.

As shown in fig. 1 and 2, the mask 1 includes a housing 11, a first sealing member 12 and a second sealing member 14 mounted on the housing 11, and a transparent film 13 disposed in the first sealing member 12, where the housing 11 is of a face-like structure and includes a front surface portion and a back surface portion, the front surface portion of the housing 11 is provided with a hollowed-out groove 111 for accommodating the transparent film 13, the first sealing member 12 is matched with the shape of the inner side of the hollowed-out groove 111 of the housing 11, the front surface portion of the housing 11 is uniformly spaced along the edge of the hollowed-out groove 111 and provided with a plurality of connecting holes (not shown), the first sealing member 12 is correspondingly provided with a plurality of mounting holes 121, the mounting holes 121 are in consistent number with the connecting holes and correspond to each other, and the first sealing member 12 is mutually matched with the connecting holes and fasteners disposed therebetween and detachably mounted on the housing 11; the shape of the transparent film 13 is matched with the shape of the hollowed-out groove 111, the transparent film 13 is fixedly connected with the first sealing piece 12 or integrally formed, an air inlet hole 131 connected with an air pipe of an air transmission device is formed in the transparent film 13, and in the embodiment, the edge of the transparent film 13 is adhered to the first sealing piece 12 through an adhesive; the second sealing member 14 is fixed on the back surface of the shell 11, the shape of the second sealing member 14 is matched with the shape of the chin part of the shell 11, a plurality of buckles 141 for connecting protective clothing (not shown) are uniformly arranged on the bottom surface of the second sealing member 14, a plurality of hanging holes (not shown) matched with the buckles 141 are uniformly formed in the collar edge of the protective clothing, and the mask 1 is buckled into the hanging holes through the buckles 141 on the second sealing member 14 to realize connection with the protective clothing.

As shown in fig. 1 and 2, the fastening assembly 2 is disposed on the back portion of the shell 11 of the mask 1, the fastening assembly 2 includes a first fastener 21 fixedly connected with the back portion of the shell 11, and a second fastener 22 fixedly connected with the first fastener 21, where the first fastener 21 and the second fastener 22 have functions of adjusting tightness, the first fastener 21 is generally in a ring structure, an adjusting member 211 for adjusting the diameter of the first fastener 21 is disposed on the first fastener 21, the second fastener 22 is generally in an arc structure, the second fastener 22 includes two connecting belts (not shown) fastened to each other, the two connecting belts are disposed on two sides of the first fastener 21, one connecting belt is uniformly provided with a plurality of connecting buckles (not shown), the other connecting belt is uniformly provided with a plurality of connecting holes matched with the connecting buckles, and the second fastener 22 realizes fastening effect through dislocation buckling of the connecting buckles on the two connecting straps and the connecting buckles.

When the mask is used, a worker wears the protective clothing and sleeves the mask 1 on the head after taking a mask sample to be detected, the mask 1 is fastened to the hanging hole of the protective clothing through the fastener 141 on the second sealing element 14, the rotation adjusting element 211 adjusts the diameter of the first fastening element 21 in the fastening assembly 2, the two connecting bands of the second fastening element 22 are fastened with each other to enable the mask 1 to be fastened and sleeved on the head of the worker, a cavity is formed between the back surface part of the shell 11 of the mask 1 and the face of the worker, the gas pipe of the gas transmission device is connected with the gas inlet hole 131 of the transparent film 13 on the mask 1, the gas transmission device transmits gas with taste into the cavity between the back surface part of the shell 11 and the face of the worker, and the worker can smell the gas with taste through smell or not to judge the sealing performance of the mask.

The utility model provides a helmet 100 for detecting tightness of a mask, wherein the mask 1 comprises a shell 11, a first sealing element 12 and a second sealing element 14 which are arranged on the shell 11, and a transparent film 13 arranged in the first sealing element 12, wherein a hollowed-out groove 111 for accommodating the transparent film 13 is formed in the front surface part of the shell 11, and the first sealing element 12 is arranged in the hollowed-out groove 111; the shape of transparent membrane 13 and the shape looks adaptation of fretwork groove 111, transparent membrane 13 and first sealing member 12 fixed connection or integrated into one piece, set up the inlet port 131 that is connected with the gas-supply pipe of gas-supply device on the transparent membrane 13, when detecting the gauze mask airtight, in the cavity between casing 11 back and the staff face was got into through inlet port 131 to the gas that has the taste, the staff smell the gas of having the taste through the sense of smell in order to judge the airtight performance of gauze mask, during the detection, the staff accessible various activities make the gauze mask take place deformation in order to judge the airtight of gauze mask under operational environment, thereby accurate the airtight performance of judgement gauze mask.

While the foregoing is directed to the preferred embodiment of the present utility model, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (7)

1. The utility model provides a helmet for mask seal detects, its characterized in that, includes the face guard, the face guard includes the casing, installs first sealing member on the casing, and set up transparent film on the first sealing member, the inlet port has been seted up on the transparent film, the casing is imitative people's face type structure, the casing includes front portion and back portion, the fretwork groove has been seted up on the front portion of casing, first sealing member with the shape phase-match of fretwork groove, first sealing member installs in the fretwork groove, the shape of transparent film with the shape phase-match of fretwork groove, transparent film with first sealing member fixed connection or integrated into one piece, mask seal detects and is used still to include fastening assembly, fastening assembly installs on the face guard, fastening assembly sets up the back portion of casing, fastening assembly includes first fastener and second fastener, first fastener with the back portion of casing is connected, second fastener with first fixed connection.

2. The mask tightness detection helmet according to claim 1, wherein a plurality of connecting holes are uniformly spaced along the edge of the hollowed-out groove at the front part of the shell, a plurality of mounting holes are correspondingly formed in the first sealing piece, and the number of the mounting holes is consistent with that of the connecting holes and corresponds to that of the connecting holes one by one.

3. The mask tightness detection helmet according to claim 1, wherein the mask further comprises a second seal member mounted on a rear surface portion of the shell, the second seal member being matched with a shape of a chin portion of the shell.

4. The mask tightness detection helmet according to claim 3, wherein a plurality of buckles are uniformly provided on a bottom surface of the second seal member.

5. The helmet for detecting tightness of mask according to claim 1, wherein the first fastening member has a ring-shaped structure, and an adjusting member for adjusting the diameter of the first fastening member is provided on the first fastening member.

6. The mask tightness detection helmet of claim 5, wherein the second fastening member has an arc-shaped structure, and the second fastening member comprises two connecting bands, and the two connecting bands are respectively arranged at two sides of the first fastening member.

7. The helmet for detecting tightness of mask according to claim 6, wherein the two connecting belts are fastened to each other, wherein a plurality of connecting buckles are uniformly arranged on one connecting belt, and a plurality of connecting holes matched with the connecting buckles are uniformly formed on the other connecting belt.