Multi-filtering protective mask

Abstract

The utility model relates to the technical field of breathing masks, in particular to a multi-filtering protective mask which comprises a mask body and a protective assembly. The protection assembly comprises a wearing mechanism, a mounting box, an air inlet fan, an exhaust barrel, an exhaust fan, a first barrel, a second barrel, an activated carbon layer, an air catalyst layer, two mounting rods, two mounting lugs and two mounting barrels. During normal use, the air inlet fan assists in inhaling air, the air is filtered by the air catalyst layer and the activated carbon layer and then supplied to people to breathe, and air exhausted by breathing of people is exhausted from the exhaust funnel; when the second cylinder is installed, the two installation rods are aligned with the two installation lugs to penetrate through the two installation lugs, then the two installation cylinders are screwed on the end portions of the two installation rods, when the activated carbon layer needs to be replaced, the two installation cylinders are screwed off, the second cylinder is taken down, and then the activated carbon layer in the first cylinder can be replaced. Therefore, the problem that an activated carbon layer of an existing multi-filtering protective mask is troublesome to replace is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of breathing masks, in particular to a multi-filter protective mask. Background Art

[0002] The existing dust masks will increase the inhalation resistance as the amount of dust filtered increases, causing the wearer to feel suffocated, and will affect the voice communication between workers, reducing work efficiency and causing workers to be unwilling to wear dust masks.

[0003] The prior art (CN208097149U) discloses a multi-filter pneumoconiosis protective mask, the main body of which consists of a dust eye mask and a dust mask, the top of the dust eye mask is connected with a base, the inner cavity of the base is equipped with a battery, the top of the base is fixedly connected with a supporting column, the supporting column is movably connected with a lamp holder through a rotating shaft, goggles are embedded in the front of the dust eye mask, a filter box is arranged in front of the dust mask, a dust net, a gas catalyst layer and an activated carbon layer are arranged in layers in the filter box, dust or impurities in the air can be filtered, and a small air pump is arranged, an exhaust pipe is arranged on the other side of the dust mask, an exhaust fan is arranged in the exhaust pipe, air can be automatically supplied to the inside of the dust mask, natural and comfortable breathing is achieved, the gas exhaled by the wearer is smoothly discharged out of the dust mask, the stuffiness is effectively reduced, and the breathing pressure is reduced. A microphone and a loudspeaker are also arranged on the dust mask, so that clear voice communication between the staff can be achieved, which is conducive to better improving work efficiency.

[0004] However, in the above method, the dust screen, the gas catalyst layer, the activated carbon layer and the small air pump are all arranged in the filter box, and it is troublesome to replace the activated carbon layer. Utility Model Content

[0005] The utility model aims to provide a multi-filter protective mask, aiming to solve the problem that it is troublesome to replace the activated carbon layer of the existing multi-filter protective mask.

[0006] To achieve the above-mentioned purpose, the utility model provides a multi-filter protective mask, comprising a mask body and a protective assembly;

[0007] The protective assembly includes a wearing mechanism, a mounting box, an air intake fan, an exhaust tube, an exhaust fan, a first tube, a second tube, an activated carbon layer, an air catalyst layer, two mounting rods, two mounting ears and two mounting tubes;

[0008] The wearing mechanism is arranged on one side of the cover body; the installation box is connected to the cover body and is located on one side of the cover body; the air intake fan is arranged inside the installation box; the exhaust pipe is connected to the cover body and is located on one side of the cover body; the exhaust fan is arranged inside the exhaust pipe; the first pipe is connected to the installation box and is located on one side of the installation box; the second pipe is located on one side of the first pipe; the activated carbon layer is arranged in the first pipe; the gas catalyst layer is arranged in the second pipe; the two installation rods are respectively fixedly connected to the installation box and are respectively located on one side of the installation box; the two installation ears are respectively fixedly connected to the second pipe, are respectively slidably connected to the two installation rods, and are respectively located on the sides of the second pipe; the two installation pipes are respectively threadedly connected to the two installation rods and are respectively located on one side of the two installation rods.

[0009] Wherein, the wearing mechanism includes a first strap, a second strap, a Velcro sub-surface and a Velcro mother surface; the first strap is fixedly connected to the cover body and is located on one side of the cover body; the second strap is fixedly connected to the cover body and is located on one side of the cover body; the Velcro sub-surface is fixedly connected to the first strap and is located on one side of the first strap; the Velcro mother surface is fixedly connected to the second strap and is located on one side of the second strap.

[0010] Wherein, the first cylinder includes a first cylinder body and a first partition net; the first cylinder body is communicated with the installation box and is located at one side of the installation box; the first partition net is fixedly connected to the first cylinder body and is located in the first cylinder body.

[0011] Among them, the second cylinder includes a second cylinder body, a second partition net and a dustproof net; the second cylinder body is fixedly connected to the two mounting ears respectively and is located between the two mounting ears; the second partition net is fixedly connected to the second cylinder body and is located in the second cylinder body; the dustproof net is fixedly connected to the second cylinder body and is located on one side of the second cylinder body.

[0012] Wherein, the multi-filter protective mask includes a lighting assembly; the lighting assembly is arranged on the top of the mask body.

[0013] Wherein, the lighting assembly includes a bracket and a lighting lamp; the bracket is fixedly connected to the cover body and is located on the top of the cover body; the lighting lamp is fixedly connected to the bracket and is located on one side of the bracket.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. By arranging the mask body, the wearing mechanism, the installation box, the air intake fan, the exhaust tube, the exhaust fan, the first tube, the second tube, the activated carbon layer, the gas catalyst layer, the two installation rods, the two installation ears and the two installation tubes; during normal use, the air intake fan assists in inhaling air, and the air is supplied to people for breathing after being filtered by the gas catalyst layer and the activated carbon layer, and the gas exhaled by people is discharged from the exhaust tube; the end of the installation rod has an external thread, and the inside of the installation tube has an internal thread. When installing the second tube, the two installation rods are aligned with the two installation ears and passed through, and then the two installation tubes are screwed on the ends of the two installation rods. When the activated carbon layer needs to be replaced, the two installation tubes are unscrewed, and the second tube is removed, so that the activated carbon layer in the first tube can be replaced, thereby solving the problem that it is troublesome to replace the activated carbon layer of the existing multi-filter protective mask.

[0016] 2. By providing the lighting lamp, it is convenient to use in a dark space. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0018] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.

[0019] Figure 2 yes Figure 1 A partial enlargement of detail A.

[0020] Figure 3 It is an overall cross-sectional view of the first embodiment of the utility model.

[0021] Figure 4 yes Figure 3 A partial enlargement of detail B.

[0022] Figure 5 It is a schematic diagram of the overall structure of the second embodiment of the utility model.

[0023] 101-hood body, 102-protection component, 103-wearing mechanism, 104-installation box, 105-intake fan, 106-exhaust pipe, 107-exhaust fan, 108-first pipe, 109-second pipe, 110-activated carbon layer, 111-gas catalyst layer, 112-installation rod, 113-installation ear, 114-installation pipe, 115-first belt, 116-second belt, 117-Velcro sub-surface, 118-Velcro mother surface, 119-first cylinder, 120-first partition net, 121-second cylinder, 122-second partition net, 123-dustproof net, 201-lighting component, 202-bracket, 203-lighting lamp. DETAILED DESCRIPTION

[0024] The first embodiment of the present application is:

[0025] See also Figure 1-Figure 4 ,in, Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model. Figure 2 yes Figure 1 A partial enlargement of detail A. Figure 3 It is an overall cross-sectional view of the first embodiment of the utility model. Figure 4 yes Figure 3 A partial enlargement of detail B.

[0026] The utility model provides a multi-filter protective mask: comprising a mask body 101 and a protective assembly 102; the protective assembly 102 comprises a wearing mechanism 103, an installation box 104, an air intake fan 105, an exhaust tube 106, an exhaust fan 107, a first tube 108, a second tube 109, an activated carbon layer 110, an air catalyst layer 111, two installation rods 112, two installation ears 113 and two installation tubes 114; the wearing mechanism 103 comprises a first belt 115, a second belt 116, a Velcro sub-surface 117 and a Velcro mother surface 118; the first tube 108 comprises a first barrel 119 and a first partition net 120; the second barrel 109 comprises a second barrel 121, a second partition net 122 and a dustproof net 123; the above-mentioned scheme solves the problem that it is troublesome to replace the activated carbon layer 110 of the existing multi-filter protective mask.

[0027] According to this specific embodiment, the cover body 101 is used to cover the entire face, and there are two eye holes on the cover body 101, and a transparent plate is installed.

[0028] The wearing mechanism 103 is arranged on one side of the cover body 101; the installation box 104 is connected to the cover body 101 and is located on one side of the cover body 101; the air intake fan 105 is arranged inside the installation box 104; the exhaust tube 106 is connected to the cover body 101 and is located on one side of the cover body 101; the exhaust fan 107 is arranged inside the exhaust tube 106; the first tube 108 is connected to the installation box 104 and is located on one side of the installation box 104; the second tube 109 is located on one side of the first tube 108; The activated carbon layer 110 is arranged in the first tube 108; the gas catalyst layer 111 is arranged in the second tube 109; the two installation rods 112 are respectively fixedly connected to the installation box 104, and are respectively located on one side of the installation box 104; the two installation ears 113 are respectively fixedly connected to the second tube 109, are respectively slidably connected to the two installation rods 112, and are respectively located on the sides of the second tube 109; the two installation tubes 114 are respectively threadedly connected to the two installation rods 112, and are respectively located on one side of the two installation rods 112. The wearing mechanism 103 is used to wear the mask body 101 on the face; the installation box 104 is used to install the air intake fan 105, the exhaust tube 106 is used for exhaust, and the exhaust fan 107 is installed inside to accelerate exhaust; the first tube 108 is used to install the activated carbon layer 110, and the second tube 109 is used to install the gas catalyst layer 111. The second tube 109 is detachably installed on one side of the first tube 108 through the installation rod 112, the installation ear 113 and the installation tube 114. During normal use, the air intake fan 105 assists in inhaling air, and the air is filtered by the gas catalyst layer 111 and the activated carbon layer 110 before being supplied to the air filter. When a person breathes, the gas exhaled by the person is discharged from the exhaust pipe 106; the end of the mounting rod 112 has an external thread, and the inside of the mounting tube 114 has an internal thread. When installing the second tube 109, the two mounting rods 112 are aligned with the two mounting ears 113 and passed through, and then the two mounting tubes 114 are screwed on the ends of the two mounting rods 112. When the activated carbon layer 110 needs to be replaced, the two mounting tubes 114 are unscrewed, and the second tube 109 is removed, and the activated carbon layer 110 in the first tube 108 can be replaced, thereby solving the problem that it is troublesome to replace the activated carbon layer 110 of the existing multi-filter protective mask.

[0029] Secondly, the first strap 115 is fixedly connected to the mask body 101 and is located at one side of the mask body 101; the second strap 116 is fixedly connected to the mask body 101 and is located at one side of the mask body 101; the Velcro sub-surface 117 is fixedly connected to the first strap 115 and is located at one side of the first strap 115; the Velcro mother surface 118 is fixedly connected to the second strap 116 and is located at one side of the second strap 116. The first strap 115 and the second strap 116 are both elastic straps, and the ends of the two are bonded by the Velcro sub-surface 117 and the Velcro mother surface 118, so as to fix the mask body 101 on the user's face.

[0030] Meanwhile, the first cylinder 119 is connected to the installation box 104 and is located at one side of the installation box 104; the first partition net 120 is fixedly connected to the first cylinder 119 and is located inside the first cylinder 119. The first cylinder 119 is used to carry the activated carbon layer 110, and the first partition net 120 is provided at the part connected to the installation box 104, which is ventilated and prevents the activated carbon layer 110 from falling into the installation box 104.

[0031] In addition, the second cylinder 121 is fixedly connected to the two mounting ears 113 respectively and is located between the two mounting ears 113; the second partition net 122 is fixedly connected to the second cylinder 121 and is located inside the second cylinder 121; the dustproof net 123 is fixedly connected to the second cylinder 121 and is located on one side of the second cylinder 121. The second cylinder 121 is used to carry the gas catalyst layer 111, the second partition net 122 separates the gas catalyst layer 111 from the activated carbon layer 110, and the dustproof net 123 is used to preliminarily filter out dust impurities in the air.

[0032] The multi-filter protective mask described in this embodiment, when in normal use, is assisted by the air intake fan 105 to inhale air, which is supplied to people for breathing after being filtered by the gas catalyst layer 111 and the activated carbon layer 110, and the gas exhaled by people is discharged from the exhaust pipe 106; the end of the mounting rod 112 has an external thread, and the inside of the mounting tube 114 has an internal thread. When installing the second tube 109, the two mounting rods 112 are aligned with the two mounting ears 113 and passed through, and then the two mounting tubes 114 are screwed on the ends of the two mounting rods 112. When the activated carbon layer 110 needs to be replaced, the two mounting tubes 114 are unscrewed, and the second tube 109 is removed, and the activated carbon layer 110 in the first tube 108 can be replaced, thereby solving the problem that it is troublesome to replace the activated carbon layer 110 of the existing multi-filter protective mask.

[0033] The second embodiment of the present application is:

[0034] Based on the first embodiment, please refer to Figure 5 ,in, Figure 5 It is a schematic diagram of the overall structure of the second embodiment of the utility model.

[0035] The multi-filter protective mask provided by the utility model further includes a lighting assembly 201 ; the lighting assembly 201 includes a bracket 202 and a lighting lamp 203 .

[0036] According to this specific embodiment, the lighting assembly 201 is arranged on the top of the cover body 101. The lighting assembly 201 is used for auxiliary lighting, which is convenient for use in a dark space.

[0037] The bracket 202 is fixedly connected to the cover body 101 and is located on the top of the cover body 101; the illuminating lamp 203 is fixedly connected to the bracket 202 and is located on one side of the bracket 202. The bracket 202 supports the illuminating lamp 203, which is a rechargeable lamp in the prior art and can assist the user in using it in a dark space.

[0038] In the multi-filter protective mask described in this embodiment, the bracket 202 supports the lighting lamp 203, and the lighting lamp 203 is a rechargeable lamp in the prior art, which can assist the user to use it in a dark space.

[0039] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A multi-filter protective mask, comprising a mask body; characterized in that: Also included are protection components; The protective assembly includes a wearing mechanism, a mounting box, an air intake fan, an exhaust tube, an exhaust fan, a first tube, a second tube, an activated carbon layer, an air catalyst layer, two mounting rods, two mounting ears and two mounting tubes; The wearing mechanism is arranged on one side of the cover body; the installation box is connected to the cover body and is located on one side of the cover body; the air intake fan is arranged inside the installation box; the exhaust tube is connected to the cover body and is located on one side of the cover body; the exhaust fan is arranged inside the exhaust tube; the first tube is connected to the installation box and is located on one side of the installation box; the second tube is located on one side of the first tube; the activated carbon layer is arranged in the first tube; the gas catalyst layer is arranged in the second tube; the two installation rods are respectively fixedly connected to the installation box and are respectively located on one side of the installation box; the two installation ears are respectively fixedly connected to the second tube, respectively slidably connected to the two installation rods, and are respectively located on the sides of the second tube; The two installation tubes are respectively threadedly connected to the two installation rods and are respectively located on one side of the two installation rods.

2. A multi-filter protective mask as claimed in claim 1, characterized in that: The wearing mechanism includes a first strap, a second strap, a Velcro sub-surface and a Velcro mother surface; the first strap is fixedly connected to the cover body and is located on one side of the cover body; the second strap is fixedly connected to the cover body and is located on one side of the cover body; the Velcro sub-surface is fixedly connected to the first strap and is located on one side of the first strap; the Velcro mother surface is fixedly connected to the second strap and is located on one side of the second strap.

3. A multi-filter protective mask as claimed in claim 2, characterized in that: The first cylinder includes a first cylinder body and a first partition net; the first cylinder body is communicated with the installation box and is located at one side of the installation box; the first partition net is fixedly connected to the first cylinder body and is located in the first cylinder body.

4. A multi-filter protective mask as claimed in claim 3, characterized in that: The second cylinder includes a second cylinder body, a second partition net and a dustproof net; the second cylinder body is fixedly connected to the two mounting ears respectively and is located between the two mounting ears; the second partition net is fixedly connected to the second cylinder body and is located inside the second cylinder body; the dustproof net is fixedly connected to the second cylinder body and is located on one side of the second cylinder body.

5. A multi-filter protective mask as claimed in claim 4, characterized in that: The multi-filter protective mask includes a lighting assembly; the lighting assembly is arranged on the top of the mask body.

6. A multi-filter protective mask as claimed in claim 5, characterized in that: The lighting assembly includes a bracket and a lighting lamp; the bracket is fixedly connected to the cover body and is located on the top of the cover body; the lighting lamp is fixedly connected to the bracket and is located on one side of the bracket.

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