CN110201325B - Mask for fire escape - Google Patents
Mask for fire escape Download PDFInfo
- Publication number
- CN110201325B CN110201325B CN201910305664.1A CN201910305664A CN110201325B CN 110201325 B CN110201325 B CN 110201325B CN 201910305664 A CN201910305664 A CN 201910305664A CN 110201325 B CN110201325 B CN 110201325B
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- CN
- China
- Prior art keywords
- water
- conversion
- mask
- wall
- groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
- A62B18/025—Halfmasks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
- A62B7/10—Respiratory apparatus with filter elements
Abstract
The invention discloses a fire escape mask which comprises a mask body, wherein hanging ropes abutted against ears are arranged on the left side and the right side of the mask body, fence-shaped vent holes are fixedly connected to the end face of the front end of each vent hole, a conversion box is arranged on each vent hole, a conversion cavity which is through from front to back and is provided with a downward opening is arranged in each conversion box, a water replenishing device is arranged in each conversion cavity, and a switch device positioned at the lower end of each water replenishing device is arranged in each conversion cavity; the water replenishing mask is simple in structure, and the survival probability of trapped people in a fire scene is increased by moisturizing the mask and sealing the through hole in an isolated manner.
Description
Technical Field
The invention relates to the technical field of articles for daily use, in particular to a mask for fire escape.
Background
The mask is used as a demand product for human life, and a plurality of masks are reserved for basic families. However, the traditional mask only has a simple cloth dust blocking effect. In the event of a fire, it is killed by the inhalation of particulate smoke. Therefore, a fire protection mask capable of being used for escaping becomes a necessary trend in the development of the industry.
Disclosure of Invention
The invention aims to provide a fire escape mask which can overcome the defects in the prior art.
The invention relates to a fire escape mask, which comprises a mask, wherein hanging ropes abutted against ears are arranged on the left side and the right side of the mask, a fence-shaped vent port is fixedly connected with the end surface of the front end of the vent port, a conversion box is arranged on the vent port, a conversion cavity which is communicated from front to back and is provided with a downward opening is arranged in the conversion box, a water replenishing device is arranged in the conversion cavity, a switch device positioned at the lower end of the water replenishing device is arranged in the conversion cavity, a water tank is arranged at the upper end of the vent port, a water storage cavity is arranged in the water tank, water outlets which are bilaterally symmetrical are arranged in the inner wall of the bottom end of the water storage cavity, slide rails are arranged in the inner wall of the side of the water outlet far away from the symmetrical center, a, a sealing device positioned between the water outlets is arranged in the water storage cavity; by unlocking the switch device, the water supplementing device connects the water outlet, so that water flows out of the water storage cavity to wet the mask, and meanwhile, the sealing device moves downwards to fill the air vent, so that smoke and dust cannot pass through the mask.
Preferably, the water replenishing device comprises a driving shaft which is connected with the inner walls of the left end and the right end of the conversion cavity in a rotating fit manner, three fan blades which are distributed in an array manner are arranged on the driving shaft, symmetrical input bevel gears which are positioned at the left end and the right end of the fan blades are arranged on the driving shaft, bilaterally symmetrical support rods are arranged on the inner wall of the top end of the conversion cavity, a rotating shaft is connected onto the support rods in a rotating manner, an output bevel gear which is meshed with the input bevel gears is arranged at the tail end of the front end of the rotating shaft, a fixing pin is arranged on the end face of the front end of the output bevel gear, bilaterally symmetrical slideways are arranged on the inner wall of the top end of the conversion cavity, a connecting rod is connected in the; the driving shaft is rotated by blowing the fan impeller, the connecting rods on two sides are driven to slide towards opposite directions through series of meshing transmission, and the water outlet is opened to enable water to flow out.
Preferably, the switch device comprises a switch box slidably connected with the inner wall of the conversion cavity, a groove with an upward opening is arranged in the switch box, open grooves for the driving shaft to slide are arranged on the inner walls of the left end and the right end of the groove, a transmission shaft is rotatably arranged on the inner wall of the bottom end of the groove, a rotating button positioned outside the outer surface of the lower side end of the switch box is arranged on the transmission shaft, a gear positioned in the groove is arranged on the transmission shaft, lock bars which are centrosymmetric with the gear are slidably connected with the inner walls of the left end and the right end of the groove, and a lock groove which can be matched with the lock bars is arranged; the gear is rotated, the locking bar is driven to slide out of the locking groove through meshing transmission, and the switch box can be pulled downwards and moved out at the moment.
Preferably, the closing device comprises a lifting rod connected with the inner wall of the bottom end of the water storage cavity in a sliding manner, a floating plate located in the water storage cavity is arranged on the lifting rod, a filter plate located on the lower side of the water tank is arranged at the lower end of the lifting rod, a receiving tank located at the rear end of the driving shaft and provided with an upward opening is arranged in the conversion tank, and two ends of the filter plate extend into the receiving tank and are connected with the inner wall of the receiving tank in a sliding manner; the floating plate is automatically moved downwards through water level change, the filter plate is driven to slide into the receiving groove through the lifting rod, and front and rear through holes of the conversion cavity are sealed.
The invention has the beneficial effects that: according to the invention, different working modes under two conditions of fire and non-fire are distinguished independently by the switch box body, and the mask is filled with water and completely closes the opening by converting the self-breathing of the human body into the power source of the equipment, so that the human body is prevented from inhaling delay particles to die, and the survival probability in a fire scene is improved.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
Fig. 1 is a schematic view illustrating an overall structure of a fire escape mask according to the present invention;
FIG. 2 is a schematic structural view of the refill device and the sealing device shown in FIG. 1;
FIG. 3 is a schematic view of the structure "A-A" in FIG. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The mask for fire escape comprises a face mask 11, wherein hanging ropes 12 abutted against ears are arranged on the left side and the right side of the face mask 11, a fence-shaped vent 13 is fixedly connected to the front end face of the vent 13, a conversion box 34 is arranged on the vent 13, a conversion cavity 32 which is through from front to back and is provided with a downward opening is arranged in the conversion box 34, a water replenishing device 901 is arranged in the conversion cavity 32, a switch device 902 positioned at the lower end of the water replenishing device 901 is arranged in the conversion cavity 32, a water tank 14 is arranged at the upper end of the vent 13, a water storage cavity 15 is arranged in the water tank 14, water outlets 16 which are symmetrical from left to right are arranged in the inner wall of the bottom end of the water storage cavity 15, slide rails 21 are arranged in the inner walls of the water outlets 16 which are far from the symmetrical center side, water baffles 20 controlled by the water replenishing device 901 are connected in the slide rails 21 in, a sealing device 903 positioned between the water outlets 16 is arranged in the water storage cavity 15; by unlocking the switch device 902, the water replenishing device 901 connects the water outlet 16, so that water flows out from the water storage cavity 15 to wet the mask 11, and meanwhile, the closing device 903 moves downwards to fill the air vent 13, so that smoke and dust cannot pass through the mask 11.
Advantageously, the water replenishing device 901 comprises a driving shaft 37 connected with the inner walls of the left and right ends of the conversion cavity 32 in a rotating fit manner, three fan blades 39 distributed in an array are arranged on the driving shaft 37, symmetrical input bevel gears 38 positioned at the left and right ends of the fan blades 39 are arranged on the driving shaft 37, the inner wall of the top end of the conversion cavity 32 is provided with support rods 43 which are symmetrical left and right, the support rods 43 are rotatably connected with a rotating shaft 42, the end of the front end of the rotating shaft 42 is provided with an output bevel gear 41 in meshed connection with the input bevel gear 38, the front end face of the output bevel gear 41 is provided with a fixed pin 44, the inner wall of the top end of the conversion cavity 32 is provided with bilaterally symmetrical slideways 33, a connecting rod 35 is connected in the slide way 33 in a sliding manner, the upper end of the connecting rod 35 is provided with a butt plate 19 abutted against the water baffle plate 20, and the lower end of the connecting rod 35 is provided with a through groove 23 connected with the fixed pin 44 in a sliding manner; the fan wheel 39 is blown to rotate the driving shaft 37, so that the connecting rods 35 on the two sides are driven to slide towards opposite directions through a series of meshing transmissions, and the water outlet 16 is opened to enable water to flow out.
Beneficially, the switch device 902 includes a switch box 29 slidably connected to an inner wall of the conversion cavity 32, a groove 28 with an upward opening is provided in the switch box 29, open slots 31 for allowing the driving shaft 37 to slide are provided on inner walls of left and right ends of the groove 28, a transmission shaft 25 is rotatably provided on an inner wall of a bottom end of the groove 28, a knob 26 located outside a lower side end surface of the switch box 29 is provided on the transmission shaft 25, a gear 24 located in the groove 28 is provided on the transmission shaft 25, locking bars 27 centrally symmetric to the gear 24 are slidably connected to inner walls of left and right ends of the groove 28, and a locking groove 30 capable of cooperating with the locking bars 27 is provided on an inner wall of the locking groove 30; the gear 24 is rotated to drive the locking bar 27 to slide out of the locking groove 30 through meshing transmission, and the switch box 29 can be pulled down and moved out.
Advantageously, the closing device 903 comprises a lifting rod 17 slidably connected to the inner wall of the bottom end of the water storage cavity 15, a floating plate 18 located in the water storage cavity 15 is provided on the lifting rod 17, a filter plate 36 located on the lower side of the water tank 14 is provided at the lower end of the lifting rod 17, a receiving groove 40 located at the rear end of the driving shaft 37 and having an upward opening is provided in the conversion tank 34, and both ends of the filter plate 36 extend into the receiving groove 40 and are slidably connected to the inner wall of the receiving groove 40; the floating plate 18 is automatically moved downwards through water level change, the lifting rod 17 drives the filter plate 36 to slide into the receiving groove 40, and front and rear through holes of the conversion cavity 32 are sealed.
In the initial state, the water storage cavity 15 is filled with water to make the floating plate 18 abut against the inner wall of the upper end thereof, the fixing pin 44 is located at the nearest position between the two, the switch box 29 closes the conversion cavity 32, and the lock bar 27 abuts against the locking column of the locking groove 30.
When a fire breaks out, the rotating knob 26 is rotated, the gear 24 is driven to rotate through the transmission shaft 25, the gear 24 drives the locking strips 27 at two sides to slide out of the locking groove 30 through meshing transmission, at the moment, the switch box 29 can be pulled to move downwards out of the conversion cavity 32, the fan impeller 39 is blown through expiration, the input bevel gears 38 are rotated by the driving shaft 37, the output bevel gears 41 on both sides of the input bevel gears 38 are rotated by meshing transmission, the fixing pins 44 at the front ends of the output bevel gears 41 drive the connecting rods 35 to slide left and right in the slide ways 33 by sliding in the through grooves 23, the abutting plate 19 pushes the water baffle 20 to slide into the slide rail 21, the water is discharged from the water storage cavity 15 to wet the mask 11, when the water level drops, the floating plate 18 is driven to move downwards under the action of buoyancy, the floating plate 18 pushes the filter plate 36 into the receiving groove 40 through the lifting rod 17, and front and rear through holes of the conversion cavity 32 are closed again, so that smoke and dust cannot enter a human body from the conversion cavity 32.
The invention has the beneficial effects that: according to the invention, different working modes under two conditions of fire and non-fire are distinguished independently by the switch box body, and the mask is filled with water and completely closes the opening by converting the self-breathing of the human body into the power source of the equipment, so that the human body is prevented from inhaling delay particles to die, and the survival probability in a fire scene is improved.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (1)
1. A fire escape mask comprises a face mask, wherein hanging ropes which are abutted against ears are arranged on the left side and the right side of the face mask, the end face of the front end of the face mask is fixedly connected with a fence-shaped vent hole, a conversion box is arranged on the vent hole, a conversion cavity which is communicated from front to back and has a downward opening is arranged in the conversion box, a water replenishing device is arranged in the conversion cavity, a switch device positioned at the lower end of the water replenishing device is arranged in the conversion cavity, a water tank is arranged at the upper end of the air vent, a water storage cavity is arranged in the water tank, water outlets which are symmetrical left and right are arranged in the inner wall of the bottom end of the water storage cavity, a slide rail is arranged in the inner wall of the water outlet far away from the symmetrical center, a water baffle controlled by the water replenishing device is connected in the slide rail in a sliding way, a compression spring is connected between the side of the water baffle far away from the symmetric center and the inner wall of the water outlet far away from the symmetric center, and a sealing device positioned between the water outlets is arranged in the water storage cavity; by unlocking the switch device, the water supplementing device is communicated with the water outlet, so that water flows out of the water storage cavity to wet the mask, and meanwhile, the sealing device moves downwards to fill the air vent, so that smoke dust cannot pass through the mask; the water replenishing device comprises a driving shaft which is connected with the inner walls of the left end and the right end of the conversion cavity in a rotating fit mode, three fan blades which are distributed in an array mode are arranged on the driving shaft, symmetrical input bevel gears which are positioned at the left end and the right end of each fan blade are arranged on the driving shaft, bilaterally symmetrical supporting rods are arranged on the inner wall of the top end of the conversion cavity, a rotating shaft is connected onto each supporting rod in a rotating mode, an output bevel gear which is meshed with the input bevel gears is arranged at the tail end of the front end of each rotating shaft, a fixing pin is arranged on the end face of the front end of each output bevel gear, bilaterally symmetrical slideways are arranged on the inner wall of the top end of the conversion cavity, a connecting rod is connected; the driving shaft is rotated by blowing the fan impeller, the connecting rods on two sides are driven to slide towards opposite directions through series of meshing transmission, and the water outlet is opened to enable water to flow out; the switch device comprises a switch box which is connected with the inner wall of the conversion cavity in a sliding manner, a groove with an upward opening is arranged in the switch box, open slots for the driving shaft to slide are arranged on the inner walls of the left end and the right end of the groove, a transmission shaft is arranged in the inner wall of the bottom end of the groove in a rotating manner, a rotating button which is positioned outside the outer surface of the lower side end of the switch box is arranged on the transmission shaft, a gear which is positioned in the groove is arranged on the transmission shaft, locking bars which are centrosymmetric with the gear are connected in the inner walls of the left end and the right end of the groove in a; the gear is rotated, the locking bar is driven to slide out of the locking groove through meshing transmission, and the switch box can be pulled downwards and moved out at the moment; the sealing device comprises a lifting rod which is connected with the inner wall of the bottom end of the water storage cavity in a sliding mode, a floating plate which is located in the water storage cavity is arranged on the lifting rod, a filter plate which is located on the lower side of the water tank is arranged at the lower end of the lifting rod, a receiving groove which is located at the rear end of the driving shaft and is provided with an upward opening is arranged in the conversion box, and two ends of the filter plate extend into the receiving groove and are connected with the inner wall of the receiving groove in a sliding; the floating plate is automatically moved downwards through water level change, the filter plate is driven to slide into the receiving groove through the lifting rod, and front and rear through holes of the conversion cavity are sealed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910305664.1A CN110201325B (en) | 2019-04-16 | 2019-04-16 | Mask for fire escape |
| JP2019086953A JP6664616B1 (en) | 2019-04-16 | 2019-04-29 | Fire escape mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910305664.1A CN110201325B (en) | 2019-04-16 | 2019-04-16 | Mask for fire escape |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110201325A CN110201325A (en) | 2019-09-06 |
| CN110201325B true CN110201325B (en) | 2020-10-30 |
Family
ID=67786158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910305664.1A Active CN110201325B (en) | 2019-04-16 | 2019-04-16 | Mask for fire escape |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6664616B1 (en) |
| CN (1) | CN110201325B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2664710Y (en) * | 2003-10-27 | 2004-12-22 | 齐培宇 | Smoke proof mask with water storage device |
| CN202876149U (en) * | 2012-11-06 | 2013-04-17 | 雷航 | Novel fire mask |
| CN204485119U (en) * | 2015-03-06 | 2015-07-22 | 张永胜 | Anti-haze mouth mask |
| CN204930465U (en) * | 2015-09-16 | 2016-01-06 | 中国人民解放军总医院 | Humidifying mouth mask |
| CN105854199A (en) * | 2016-06-02 | 2016-08-17 | 宁波市镇海西门专利技术开发有限公司 | Escaping gauze mask for dense smoke area |
| CN105854197A (en) * | 2016-06-02 | 2016-08-17 | 宁波市镇海西门专利技术开发有限公司 | Anti-suffocation cap |
| CN207767584U (en) * | 2017-11-30 | 2018-08-28 | 西安兴仪科技股份有限公司 | A kind of disposable fire-fighting life-saving mask |
| CN208678204U (en) * | 2018-08-06 | 2019-04-02 | 重庆公共运输职业学院 | Mask is used in a kind of rehearsal of fire disaster emergency |
-
2019
- 2019-04-16 CN CN201910305664.1A patent/CN110201325B/en active Active
- 2019-04-29 JP JP2019086953A patent/JP6664616B1/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN110201325A (en) | 2019-09-06 |
| JP6664616B1 (en) | 2020-03-13 |
| JP2020175075A (en) | 2020-10-29 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200929 Address after: 223800 No.25 third floor workshop, no.1099, Huanghe South Road, economic development zone, Sucheng District, Suqian City, Jiangsu Province Applicant after: Yutong environmental protection technology (Suqian) Co., Ltd Address before: 324000 Aifeng Village, Xintangbian Town, Jiangshan City, Quzhou City, Zhejiang Province, Dayuan Di No. 5 Applicant before: Jiangshan Fanluoda Medical Devices Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |