CN215995345U - Fire-retardant mask of emergency rescue fire prevention - Google Patents
Fire-retardant mask of emergency rescue fire prevention Download PDFInfo
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- CN215995345U CN215995345U CN202121626310.6U CN202121626310U CN215995345U CN 215995345 U CN215995345 U CN 215995345U CN 202121626310 U CN202121626310 U CN 202121626310U CN 215995345 U CN215995345 U CN 215995345U
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- canister
- head
- water blocking
- cover
- blocking cover
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Abstract
The utility model discloses an emergency rescue fireproof flame-retardant mask, and relates to the field of rescue fireproof masks. The mask is attached to the shape of the head of a human body and is transparent, a water blocking cover is hermetically connected to the front side of the head portion of the mask and extends into the mask, the shape of the water blocking cover is closely attached to the chin, cheek, two sides of the nasal wing and the nasal root of the human body, the front side of the water blocking cover is connected with a canister through a canister connector seat, the left side and the right side of the canister connector seat are connected with a fixing device, the fixing device comprises a connecting belt and an adjusting ring, the canister is of a double-layer structure, the two layers are both medicine layers and are separated by a partition plate, and the canister connector seat are connected in a quick connector connection mode of a reboundable structure; the position that lies in the cover below of hindering water on the hood is equipped with exhaling valve subassembly, and the below fixedly connected with neck area of hood is equipped with the drawstring inside, and opens the hole that supplies the drawstring to wear out and adjust about and the side. The utility model has wider visual field, is convenient to wear, shortens the assembly time and can be repeatedly used.
Description
Technical Field
The utility model relates to the field of rescue fire-proof masks, in particular to an emergency rescue fire-proof flame-retardant mask.
Background
The fire-retardant mask for emergency rescue is a self-absorption filtering type breathing protective equipment which can isolate the head and face organs of people from the outside through a hood, purify the outside toxic air (carbon monoxide, hydrogen cyanide, sulfur dioxide and the like) by utilizing the adsorption, catalysis and filtration functions of an adsorbent and a filter layer in a canister, provide a safe and clean breathing gas source for users, is applied to departments of fire fighting, chemical engineering, smelting, warehouses, laboratories and the like, and is used for the fire fighters or dangerous rescue personnel to safely and effectively rescue and rescue under various dangerous environments such as dense smoke, toxic gas, steam and the like.
Most of the existing self-absorption filtering type breathing protection self-rescuer in China are disposable products and can not be used repeatedly. The hood is the aluminized cloth material, adopts traditional sewing technology processing, and efficiency is not high, and is consuming time long. Therefore, in order to solve these problems, there is a need to improve the existing respiratory self-rescue masks.
Disclosure of Invention
The utility model provides a fireproof and flame-retardant mask for emergency rescue, aiming at solving the problems that the existing self-absorption filtering type breathing protection self-rescuer is a disposable product, cannot be reused and has low processing efficiency.
The utility model is realized by the following technical scheme: an emergency rescue fireproof flame-retardant mask comprises a hood, wherein the hood is in a shape of being attached to the head of a human body and is transparent, the front side of the hood is a head part, the rear side of the hood is a head back part, the front side of the head part of the hood is hermetically connected with a water blocking cover, the water blocking cover extends into the hood and is in a shape of being closely attached to the chin, cheek parts, two sides of a nose wing and the root part of the nose of a human body, the water blocking cover forms an airtight line along the periphery of the nose and the mouth, the top of the water blocking cover is matched with the middle part of the nose bridge, and the bottom of the water blocking cover is matched with the lower jaw; the front side of the water-blocking cover is connected with the canister through a canister joint seat, the left side and the right side of the canister joint seat are connected with a fixing device, the fixing device comprises a connecting belt and an adjusting ring, the connecting belt bypasses the back of the head cover from one side of the canister joint seat and is connected with the adjusting ring on the other side of the canister joint seat, the canister is of a double-layer structure, two layers are both medicine layers and are separated by a partition plate, one layer is filled with chromium-free impregnated carbon, the other layer is filled with palladium carbon as a special adsorbent for carbon monoxide, and the canister joint seat are connected by a quick connector with a reboundable structure; an expiration valve assembly is arranged on the hood below the water-blocking cover and consists of an expiration valve seat and an expiration valve sheet; the below fixedly connected with neck area of hood, the neck area is double-deck enclosed construction, and inside is equipped with the drawstring, the side is opened to the left and right sides in neck area and is supplied the hole that the drawstring wore out and adjust.
The utility model designs an emergency rescue fire-proof flame-retardant mask which mainly comprises a head cover, a water-blocking cover and a canister, wherein the head cover is in a shape fitting the head of a human body and is transparent, so that a person can see the outside conveniently, and the head cover is made of a moldable material as much as possible; the front side of the head cover is a head face part, the rear side of the head cover is a head back part, the front side of the head face part of the head cover is hermetically connected with a water blocking cover, the water blocking cover extends into the head cover and is closely attached to the chin, the cheek parts, the two sides of the nasal wing and the nasal root part of the human face, the water blocking cover forms an airtight line along the periphery of the nose and the mouth part, so that the respiratory gas only goes in and out of the water blocking cover, in order to fix the water blocking cover, the top of the water blocking cover is matched with the middle part of the bridge of the nose, the bottom of the water blocking cover is matched with the lower jaw, and the middle part of the bridge of the nose and the lower jaw form a fixed point. The water blocking cover front side is connected with the canister through the canister connector seat, the left side and the right side of the canister connector seat are connected with the fixing device, the fixing device is sleeved on the head cover and used for fixing when the head is sleeved with the fixing device, the fixing device comprises a connecting belt and an adjusting ring, the connecting belt is connected with the adjusting ring on the other side of the canister connector seat from one side of the canister connector seat by bypassing the back of the head cover, the tightness of the connecting belt can be adjusted through the adjusting ring, and convenience is brought to users for quick adjustment according to the self condition. The canister is of a double-layer structure, the two layers are both medicine layers and are separated by a partition plate, one layer is filled with chromium-free impregnated carbon and is used for adsorbing toxic gases such as hydrogen cyanide, sulfur dioxide and the like, the other layer is filled with palladium carbon as a special adsorbent for carbon monoxide and is used for adsorbing carbon monoxide, and the canister connector seat are connected by a quick connector with a reboundable structure, so that the mask can be repeatedly used for many times, only the canister is required to be replaced, and the canister and the hood can be connected in a short time; the breathing valve component is arranged on the hood below the water-blocking cover and consists of a breathing valve seat and a breathing valve sheet, and water is easy to accumulate in the water-blocking cover during the operation process of an operator, so that the water is discharged conveniently below the water-blocking cover; the below fixedly connected with neck area of hood, neck area are double-deck enclosed construction, and inside are equipped with the drawstring, and the side is opened to the left and right sides in neck area and is supplied the hole that the drawstring was worn out and was adjusted, adopts the drawstring design, conveniently wears the personnel and adjusts from the left and right sides, reaches the neck airtight. The utility model has the following specific operations: when the mask is used, before the mask is worn, the canister is connected with the canister connector seat, meanwhile, the connecting band and the adjusting ring of the fixing device are loosened, the head cover is sleeved on the head, the water blocking cover is closely attached to the chin, cheek parts, two sides of the nasal wing and the nasal root of a person, airtight lines are formed along the periphery of the nose and the mouth, the upper part of the water blocking cover is clamped in the middle of the bridge of the nose, the lower part of the water blocking cover is clamped at the lower jaw, meanwhile, the position of the exhalation valve assembly is adjusted to be located at the proper position of the lower part of the mouth, then, the connecting band and the adjusting ring are adjusted to fix the head cover, and finally, the drawing rope of the neck band is adjusted to achieve the airtight of the neck; if the canister needs to be replaced, the canister can be quickly disassembled, and the new canister can be used continuously without replacing the head cover; after the use, can open connecting band and adjustable ring, take off the hood, disinfect to water blocking cover and expiration valve subassembly, change new canister and can use for other personnel, perhaps supply to use next time.
Preferably, the hood is made of a transparent Thermoplastic Polyurethane (TPU) film and is coated with a coating with flame resistance and heat radiation resistance, so that the hood has high light transmission, good light, flame resistance and heat radiation resistance.
Preferably, the tank joint seat is made of flame-retardant plastic materials.
Preferably, the amount of medicament in the canister is determined by calculation and testing according to the protection time.
Preferably, for the canister and the better sealed of jar connector seat, canister rear side is protruding type interface, and is furnished with the annular gasket, the front side of jar connector seat is the dicyclo structure, canister and jar connector seat form double seal structure.
Compared with the prior art, the utility model has the following beneficial effects: the fire-retardant mask for emergency rescue has the advantages of high light transmission, good lightness, fire resistance, heat radiation resistance, wider visual field, convenience in wearing, shortened assembly time and reusability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
The figures are labeled as follows: 1-head hood, 2-water-blocking hood, 3-tank connector seat, 4-canister, 5-exhalation valve component, 6-fixing system, 7-neck band, 601-connecting band, 602-adjusting ring.
Detailed Description
The following describes an embodiment of the present invention with reference to the drawings.
An emergency rescue fireproof flame-retardant mask comprises a hood 1, wherein the hood 1 is in a shape of being attached to the head of a human body and is transparent, the front side of the hood 1 is a head part, the rear side of the hood 1 is a head back part, the front side of the head part of the hood 1 is hermetically connected with a water blocking cover 2, the water blocking cover 2 extends into the hood 1 and is in a shape of being closely attached to the chin, cheek parts, two sides of nasal wings and the root part of the nose of the human body, the water blocking cover 2 forms an airtight line along the periphery of the nose and the mouth part, the top of the water blocking cover is matched with the middle part of the bridge of the nose, and the bottom of the water blocking cover is matched with the lower jaw; the front side of the water-blocking cover 2 is connected with a canister 4 through a canister connector seat 3, the left side and the right side of the canister connector seat 3 are connected with a fixing device 6, the fixing device 6 comprises a connecting belt 601 and an adjusting ring 602, the connecting belt 601 bypasses the head back of the hood 1 from one side of the canister connector seat 3 and is connected with the adjusting ring 602 on the other side of the canister connector seat 3, the canister 4 is of a double-layer structure, the two layers are medicine layers and are separated by a partition plate, one layer is filled with chromium-free impregnated carbon, the other layer is filled with a special adsorbent palladium carbon monoxide, and the canister 4 and the canister connector seat 3 are connected in a quick connector connection mode of a reboundable structure; an expiration valve assembly 5 is arranged on the hood 1 below the water blocking cover 2, and the expiration valve assembly 5 consists of an expiration valve seat and an expiration valve sheet; the below fixedly connected with neck area 7 of hood 1, neck area 7 is double-deck enclosed construction, and inside is equipped with the drawstring, the side is opened to the left and right sides of neck area 7 and is supplied the hole that the drawstring wore out and adjust.
The embodiment adopts the preferable scheme that: the hood 1 adopts a transparent Thermoplastic Polyurethane (TPU) film and is coated with a coating with flame resistance and heat radiation resistance; the tank joint seat 3 is made of flame-retardant plastic material; the dosage in the canister 4 is determined by calculation and test according to the protection time; the rear side of the canister 4 is a convex interface and is provided with an annular gasket, the front side of the canister connector seat 3 is of a double-loop structure, and the canister 4 and the canister connector seat 3 form a double-sealing structure.
The embodiment specifically operates as follows: when the mask is used, before the mask is worn, the canister 4 is connected with the canister connector base 3, meanwhile, the connecting band 601 and the adjusting ring 602 of the fixing device 6 are loosened, the head cover 1 is sleeved on the head, the water blocking cover 2 is closely attached to the chin, cheek, two sides of the nasal wing and the nasal root of a person, airtight lines are formed along the periphery of the nose and the mouth, the upper part of the water blocking cover 2 is clamped in the middle of the bridge of the nose, the lower part of the water blocking cover is clamped at the lower jaw, meanwhile, the position of the exhalation valve assembly 5 is adjusted to be located at the proper position of the lower part of the mouth, then the connecting band and the adjusting ring are adjusted to fix the head cover 1, and finally, the drawing rope of the neck band 7 is adjusted to achieve the airtightness of the neck; if the canister 4 needs to be replaced, the canister 4 can be quickly detached, and the new canister 4 can be used continuously without replacing the head cover 1; after the use is finished, the connecting band 601 and the adjusting ring 602 can be opened, the head cover 1 is taken off, the water blocking cover 2 and the exhalation valve assembly 5 are sterilized, and the canister 4 can be replaced by a new canister for use by other people or for next use.
The scope of the utility model is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents within the spirit and principle of the utility model should be included in the scope of the utility model.
Claims (4)
1. The utility model provides an emergent fire prevention fire-retardant mask that rescues which characterized in that: the nose cover is characterized by comprising a head cover (1), wherein the head cover (1) is in a shape of being attached to the head of a human body and is transparent, the front side of the head cover (1) is a head part, the rear side of the head part is a head back part, a water blocking cover (2) is hermetically connected to the front side of the head part of the head cover (1), the water blocking cover (2) extends into the head cover (1) and is closely attached to the chin, cheek parts, two sides of a nose wing and the root part of the nose of the human body in shape, a gas-tight line is formed around the nose and the mouth part of the water blocking cover (2), the vertex is matched with the middle part of the nose bridge, and the bottom is matched with the lower jaw; the front side of the water blocking cover (2) is connected with the canister (4) through the canister joint seat (3), the left side and the right side of the canister joint seat (3) are connected with the fixing device (6), the fixing device (6) comprises a connecting belt (601) and an adjusting ring (602), the connecting belt (601) bypasses the back of the head cover (1) from one side of the canister joint seat (3) and is connected with the adjusting ring (602) on the other side of the canister joint seat (3), the canister (4) is of a double-layer structure, two layers are both medicine layers and are separated by a partition plate, one layer is filled with chromium-free impregnated carbon, the other layer is filled with palladium carbon serving as a special adsorbent for carbon monoxide, and the canister (4) and the canister joint seat (3) are connected in a quick connector connection mode of a reboundable structure; an expiration valve assembly (5) is arranged at the position, below the water blocking cover (2), on the head cover (1), and the expiration valve assembly (5) consists of an expiration valve seat and an expiration valve sheet; the lower part fixedly connected with neck area (7) of hood (1), neck area (7) are double-deck enclosed construction, and inside are equipped with the drawstring, the side is opened to the left and right sides of neck area (7) and is supplied the hole that the drawstring wore out and adjust.
2. An emergency rescue fire-retardant mask according to claim 1, characterized in that: the hood (1) adopts a transparent Thermoplastic Polyurethane (TPU) film and is coated with a coating with flame resistance and heat radiation resistance.
3. An emergency rescue fire-retardant mask according to claim 1, characterized in that: the tank joint seat (3) is made of flame-retardant plastic materials.
4. An emergency rescue fire-retardant mask according to claim 1, characterized in that: canister (4) rear side is protruding type interface, and is furnished with the annular gasket, the front side of jar connector seat (3) is the dicyclo structure, canister (4) and jar connector seat (3) form double seal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121626310.6U CN215995345U (en) | 2021-07-17 | 2021-07-17 | Fire-retardant mask of emergency rescue fire prevention |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121626310.6U CN215995345U (en) | 2021-07-17 | 2021-07-17 | Fire-retardant mask of emergency rescue fire prevention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215995345U true CN215995345U (en) | 2022-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121626310.6U Active CN215995345U (en) | 2021-07-17 | 2021-07-17 | Fire-retardant mask of emergency rescue fire prevention |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215995345U (en) |
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2021
- 2021-07-17 CN CN202121626310.6U patent/CN215995345U/en active Active
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