CN214713857U

CN214713857U - Acid mist removing gas respirator

Info

Publication number: CN214713857U
Application number: CN202023026433.4U
Authority: CN
Inventors: 谢建良; 王艳
Original assignee: Shanghai Hefil Purifying Equipment Manufacturing Co ltd
Current assignee: Shanghai Hefil Purifying Equipment Manufacturing Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-11-16
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a remove acid mist gas respirator, which comprises a face mask, face guard fixed surface installs the mounting, the outer belt of mounting left side fixedly connected with, the inside fixedly connected with extension spring in mounting left side, the belt in the extension spring left side fixedly connected with, outer belt left side fixedly connected with eye-splice spare, face guard right side outer end central point puts fixedly connected with trachea, trachea right side outer end fixedly connected with adaptor, adaptor right side fixedly connected with connecting pipe, connecting pipe right side central point puts fixed mounting and has the pneumatic valve, pneumatic valve bottom swing joint has filter equipment. The utility model discloses a pressure reducer bottom central point puts fixed mounting with quick-operation joint, and the screw thread that quick-operation joint inside surface was seted up is convenient for carry out fixed connection with the gas cylinder, and pneumatic valve bottom and filter equipment swing joint, and the dismouting of being convenient for washs and disinfects filter equipment is inside, and used repeatedly many times, environmental protection safety.

Description

Acid mist removing gas respirator

Technical Field

The utility model relates to an environmental protection equipment technical field specifically is deacidification fog respirator.

Background

The respirator is a self-sufficient open type air respirator, which is widely applied to departments such as fire control, chemical engineering, ships, petroleum, smelting, warehouses, laboratories, mines and the like, and is used for fire extinguishment, rescue and relief work and rescue work of firemen or rescue and rescue personnel under various environments such as dense smoke, toxic gas, steam or oxygen deficiency and the like. The series products are provided with a full mask which has wide visual field, brightness and good air tightness, and the air supply device is provided with a novel air supply valve which has smaller volume, light weight and stable performance; selecting a high-strength back plate and a high-quality high-pressure gas cylinder with a high safety coefficient; the pressure reducing valve device is provided with a residual gas alarm, and can send out a sound signal to a wearer within a specified gas cylinder pressure range to remind the user of timely withdrawing from the scene.

Acid mist generally refers to misty acids. The acid mist in the air has very small particles, is smaller than the water mist particles, has higher humidity than the smoke, has the particle size of 0.1-10 mu m, is a substance between the smoke and the water mist, and has stronger corrosivity. The acid mist is formed by inorganic acid such as sulfuric acid, nitric acid, hydrochloric acid and the like and organic acid such as formic acid, acetic acid, propionic acid and the like.

The existing gas respirator can only obstruct small particles in the air, cannot obstruct the gas of acid mist, is easy to cause harm to human bodies and affects the health of human beings.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a deacidification fog gas respirator to solve the problem that provides among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the acid mist removing gas respirator comprises a face mask, wherein a fixing part is fixedly arranged on the surface of the face mask, an outer belt is fixedly connected to the left side of the fixing part, an extension spring is fixedly connected to the inside of the left side of the fixing part, an inner belt is fixedly connected to the left side of the extension spring, an inserting and buckling part is fixedly connected to the left side of the outer belt, a gas pipe is fixedly connected to the central position of the outer end of the right side of the face mask, an adapter is fixedly connected to the outer end of the right side of the gas pipe, a connecting pipe is fixedly connected to the right side of the adapter, a gas valve is fixedly arranged at the central position of the right side of the connecting pipe, a filtering device is movably connected to the bottom of the gas valve, an active carbon filter screen is arranged in the filtering device, pull rings are arranged at two ends of the outer side of the active carbon filter screen, a pressure reducer is fixedly connected to the bottom of the filtering device, a quick connector is fixedly arranged at the central position of the bottom of the pressure reducer, threads are arranged on the inner surface of the quick connector, the sound transmission film is arranged at the center of the inner surface of the face mask, and fastening pieces are fixedly arranged on the surfaces of the two ends of the outer side of the face mask.

Furthermore, the fastening piece of fixed surface installation in both ends outside the face guard is symmetrical with the inserted fastener piece of crust area left side fixed connection, and fastening piece and inserted fastener piece cross activity are pegged graft, and the shape is three horn shapes, and convenient to use person fastens the face guard on the head through fastening piece and inserted fastener piece cross activity are pegged graft, and is convenient simple.

Further, the filter equipment shape of pneumatic valve bottom swing joint is the ellipse circular, and the inner wall is equipped with high temperature resistant layer all around, and the inside active carbon filter screen of establishing of filter equipment laminates with the inboard both ends of filter equipment mutually, is equipped with the three-layer altogether, is favorable to carrying out multi-level screening to the tiny granule in the inspiratory air, reduces the toxic gas and inhales the human body, causes the injury to the human body, influences human health.

Furthermore, the mask is made of polycarbonate materials, is U-shaped, has a transparent surface, is convenient for a user to observe the outside after wearing, has high transparency and strong wear resistance, has an antifogging function, is comfortable and convenient to wear in a net-shaped mask wearing mode, and is nontoxic, tasteless, non-irritant and good in air tightness because silica gel is adopted as a colloid.

Furthermore, the air valve fixedly arranged at the center of the right side of the connecting pipe is communicated with the connecting pipe, an air valve nozzle is movably arranged at the right side of the air valve, the air valve nozzle is made of plastic materials, the air valve is convenient to control air in the connecting pipe, and the air valve is provided with a high-pressure safety device and small in opening torque.

Further, the pressure reducer top communicates with each other bottom the filter equipment, and filter equipment's diameter size is consistent with pressure reducer bottom central point puts the quick-operation joint diameter size of fixed mounting, but the quick-operation joint through fixed mounting one-hand operation has the locking anticreep function, and the pressure reducer is small, and the flow is big, and output pressure is stable.

Furthermore, the sound transmission film arranged at the center of the inner surface of the mask is communicated with the air pipe fixedly connected with the center of the outer end of the right side of the mask, and the inner side surface of the sound transmission film is provided with a through hole, so that a user can conveniently transmit sound to the outside after wearing the mask.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

(1) the utility model discloses an acid mist removing gas respirator, the filter equipment shape through pneumatic valve bottom swing joint is oval, inner wall is equipped with high temperature resistant layer all around, and the active carbon filter screen that filter equipment inside was established is laminated with filter equipment inboard both ends mutually, be equipped with three-layer altogether, be favorable to carrying out multi-level screening to the tiny granule in the inhaled air, reduce poisonous gas and inhale the human body, cause the injury to the human body, influence human health, and the face guard material is made for the polycarbonate material, be U-shaped, the surface is transparent, convenient for the user to wear the back and observe the external world, have the transparency height, strong wear resistance, have antifog function, netted hood formula of wearing, wear comfortablely, convenience, the colloid adopts silica gel, nontoxic, tasteless, no stimulation, the gas tightness is good, the pull ring that the outside both ends of active carbon filter screen were established, can be convenient for after this respirator used, the activated carbon filter screen is taken out for inspection and cleaning, so that secondary utilization and replacement are facilitated, and the device is convenient and simple.

(2) The utility model discloses remove acid mist gas respirator, the fastener through face guard outside both ends fixed surface installation is symmetrical with the buckle spare of crust area left side fixed connection, and fastener and buckle spare cross activity peg graft, and the shape is three horn shapes, and convenient to use person pegs graft through fastener and buckle spare cross activity and fastens the face guard on the head, and is convenient simple.

(3) This practicality removes acid mist gas respirator puts fixed mounting through pressure reducer bottom central point and has quick-operation joint, and the screw thread that quick-operation joint inside surface was seted up is convenient for carry out fixed connection with the gas cylinder, and gas valve bottom and filter equipment swing joint, and the dismouting of being convenient for washs and disinfects filter equipment is inside, can used repeatedly many times, environmental protection safety.

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 view of the overall structure of the front side of the present invention;

FIG. 2 is a schematic view of the overall deployment structure of the mask at the side of the present invention;

FIG. 3 is a schematic view of the whole assembly structure of the mask on the side of the present invention;

fig. 4 is a schematic view of the whole internal structure of the filtering device in the side of the present invention.

In the figure: 1 face guard, 2 mounting, 3 outer belts, 4 extension springs, 5 inner belts, 6 fasteners, 7 trachea, 8 adapters, 9 connecting pipes, 10 air valves, 11 filter equipment, 12 activated carbon filter screens, 13 drawing holes, 14 pressure reducers, 15 quick connectors, 16 threads, 17 sound transmission films and 18 fasteners.

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.

Referring to fig. 1-4, the present invention provides a technical solution: except that the acid mist gas respirator, including the face guard 1, the face guard 1 material is made of polycarbonate material, take the form of U-letter, the surface is transparent, it is easy for users to observe the external world after dressing, it has high transparency, the wearability is strong, it has antifog function, the wearing way of netted hood type, it is comfortable and convenient to wear, the colloid adopts silica gel, nontoxic, tasteless, nonirritant, the air tightness is good, the face guard 1 surface is fixedly installed with the stationary part 2, the stationary part 2 left side is fixedly connected with the outer belt 3, the stationary part 2 left side is internally fixedly connected with the extension spring 4, the extension spring 4 left side is fixedly connected with the inner belt 5, the outer belt 3 left side is fixedly connected with the fastener 6, the outer end central position of the face guard 1 right side is fixedly connected with the trachea 7, the outer end of the trachea 7 right side is fixedly connected with the adaptor 8, the right side of the adaptor 8 is fixedly connected with the connecting pipe 9, the central position of the connecting pipe 9 right side is fixedly installed with the air valve 10, an air valve 10 fixedly installed at the center of the right side of the connecting pipe 9 is communicated with the connecting pipe 9, an air valve nozzle is movably installed at the right side of the air valve 10 and made of plastic materials, the air valve is convenient to control air in the connecting pipe 9, the high-pressure safety device is provided, the opening torque is small, a filtering device 11 is movably connected to the bottom of the air valve 10, the filtering device 11 movably connected to the bottom of the air valve 10 is elliptical, a high-temperature resistant layer is arranged on the periphery of the inner wall, an active carbon filter screen 12 arranged inside the filtering device 11 is attached to two ends of the inner side of the filtering device 11, three layers are arranged, multi-level screening of fine particles in sucked air is facilitated, toxic gas suction into a human body is reduced, harm to the human body is caused, the health of the human body is influenced, an active carbon filter screen 12 is arranged inside the filtering device 11, pull rings 13 are arranged at two ends of the outer side of the active carbon filter screen 12, and a pressure reducer 14 is fixedly connected to the bottom of the filtering device 11, the top of the pressure reducer 14 is communicated with the bottom of the filtering device 11, the diameter of the filtering device 11 is consistent with the diameter of a quick joint 15 fixedly installed at the central position of the bottom of the pressure reducer 14, the quick joint 15 fixedly installed can be operated by one hand, the pressure reducer has the functions of locking and anti-falling, the volume of the pressure reducer 14 is small, the flow is large, the output pressure is stable, the quick joint 15 is fixedly installed at the central position of the bottom of the pressure reducer 14, the inner surface of the quick joint 15 is provided with threads 16, the central position of the inner surface of the face mask 1 is provided with a sound transmission film 17, the sound transmission film 17 arranged at the central position of the inner surface of the face mask 1 is communicated with an air pipe 7 fixedly connected with the central position of the outer end at the right side of the face mask 1, the inner surface of the sound transmission film 17 is provided with a through hole, a user can conveniently transmit sound to the outside after wearing the face mask 1, and fastening pieces 18 are fixedly installed on the surfaces of the two ends at the outer side of the face mask 1, fastening piece 18 and the inserting piece 6 of the 3 left sides fixed connection of crust area of 1 outside both ends fixed surface mounting of face guard are symmetrical, and fastening piece 18 and inserting piece 6 alternately movable grafting, and the shape is three horn shapes, and convenient to use person fastens face guard 1 on the head through fastening piece 18 and inserting piece 6 alternately movable grafting, and is convenient simple.

The utility model discloses a theory of operation: the filtering device 11 movably connected with the bottom of the air valve 10 is elliptical, the high temperature resistant layer is arranged on the periphery of the inner wall, the activated carbon filter screen 12 arranged in the filtering device 11 is attached to two ends of the inner side of the filtering device 11, three layers are arranged, so that the multi-level screening of fine particles in the sucked air is facilitated, the toxic gas suction to the human body is reduced, the harm to the human body is caused, the human health is influenced, the mask 1 is made of polycarbonate material and is U-shaped, the surface is transparent, the mask is convenient for a user to observe the outside after being worn, the mask has high transparency, strong wear resistance and an antifogging function, the mesh hood type wearing mode is comfortable and convenient to wear, the colloid is made of silica gel, and the mask is nontoxic, tasteless, non-irritant and good in air tightness, the pull rings 13 arranged at two ends of the outer side of the activated carbon filter screen 12 can be conveniently pulled out for inspection and cleaning after the respirator is used, the secondary utilization and replacement are convenient, and the operation is convenient and simple; the fastening pieces 18 fixedly arranged on the surfaces of the two ends of the outer side of the mask 1 are symmetrical to the inserting and fastening piece 6 fixedly connected with the left side of the outer skin belt 3, and the fastening pieces 18 are crossed and movably inserted with the inserting and fastening piece 6 and are triangular in shape, so that a user can conveniently fasten the mask 1 on the head through the crossed and movable insertion of the fastening pieces 18 and the inserting and fastening piece 6, and the mask is convenient and simple; the central position of the bottom of the pressure reducer 14 is fixedly provided with a quick coupling 15, threads 16 arranged on the inner surface of the quick coupling 15 are convenient to be fixedly connected with a gas cylinder, the bottom of the gas valve 10 is movably connected with the filtering device 11, the gas valve is convenient to disassemble and assemble, the inside of the filtering device 11 is cleaned and disinfected, and the gas valve can be repeatedly used for multiple times and is environment-friendly and safe.

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. Deacidification fog gas respirator, including face guard (1), face guard (1) fixed surface installs mounting (2), its characterized in that: the fixing part (2) is fixedly connected with an outer belt (3) on the left side, an extension spring (4) is fixedly connected inside the fixing part (2) on the left side, an inner belt (5) is fixedly connected on the left side of the extension spring (4), an inserting piece (6) is fixedly connected on the left side of the outer belt (3), an air pipe (7) is fixedly connected at the central position of the outer end on the right side of the face mask (1), an adapter piece (8) is fixedly connected at the outer end on the right side of the air pipe (7), a connecting pipe (9) is fixedly connected at the right side of the adapter piece (8), an air valve (10) is fixedly installed at the central position of the right side of the connecting pipe (9), a filtering device (11) is movably connected at the bottom of the air valve (10), an activated carbon filter screen (12) is arranged inside the filtering device (11), pull rings (13) are arranged at the two ends of the outer side of the activated carbon filter screen (12), and a pressure reducer (14) is fixedly connected at the bottom of the filtering device (11), the pressure reducer (14) bottom central point puts fixed mounting with quick-operation joint (15), screw thread (16) have been seted up on quick-operation joint (15) inside surface, mask (1) inside surface central point puts and has seted up sound transmission membrane (17), face guard (1) outside both ends fixed surface installs fastening piece (18).

2. The acid mist removing gas respirator of claim 1, wherein: fastening pieces (18) fixedly arranged on the surfaces of the two ends of the outer side of the face mask (1) are symmetrical to the inserting pieces (6) fixedly connected with the left side of the outer belt (3), the fastening pieces (18) are movably inserted into the inserting pieces (6) in a crossed mode, and the shape of the fastening pieces is triangular.

3. The acid mist removing gas respirator of claim 1, wherein: the filter device (11) movably connected with the bottom of the air valve (10) is elliptical, a high-temperature-resistant layer is arranged on the periphery of the inner wall, and an activated carbon filter screen (12) arranged inside the filter device (11) is attached to two ends of the inner side of the filter device (11) and is provided with three layers.

4. The acid mist removing gas respirator of claim 1, wherein: the mask (1) is made of polycarbonate material, is U-shaped and has a transparent surface.

5. The acid mist removing gas respirator of claim 1, wherein: an air valve (10) fixedly installed in the center of the right side of the connecting pipe (9) is communicated with the connecting pipe (9), an air valve nozzle is movably installed on the right side of the air valve (10), and the air valve nozzle is made of plastic materials.

6. The acid mist removing gas respirator of claim 1, wherein: the top of the pressure reducer (14) is communicated with the bottom of the filtering device (11), and the diameter of the filtering device (11) is consistent with that of a quick joint (15) fixedly installed at the center of the bottom of the pressure reducer (14).

7. The acid mist removing gas respirator of claim 1, wherein: the center of the inner surface of the face mask (1) is provided with a sound transmission film (17) which is communicated with an air pipe (7) fixedly connected with the center of the outer end of the right side of the face mask (1), and the inner side surface of the sound transmission film (17) is provided with a through hole.