Portable escape air respirator
By designing a portable escape air respirator, the problems of portability and limited functionality have been solved. It provides emergency breathing support, reduces air leakage and toxic gas infiltration, and improves the convenience and safety of users.
Patent Information
- Application Number
- CN202422846554.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-21
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-11-21
AI Technical Summary
Existing escape air respirators are not portable and have limited functionality. When loosened, toxic gases can easily seep into the mask, threatening the user's health.
A portable escape air respirator was designed, comprising a backpack, a pressurized air tank, a depressurizer, a tube, a mask structure, and a silicone ring to ensure a tight fit to the face, and is equipped with a storage box and zipper for convenient storage of rescue supplies.
It enables simple and quick breathing in emergencies, reduces air leakage, prevents toxic gases from seeping in, improves portability and practicality, and facilitates access to rescue supplies.
Smart Images
Figure CN223668499U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to air respirator technical field, especially, it relates to a portable escape air respirator. BACKGROUND
[0002] Air respirator is a kind of self-contained open air respirator, is widely used in fire, chemical industry, ship, petroleum, smelting, warehouse, laboratory, mine department, provides fireman or rescuer in smoke, toxic gas, steam or hypoxia etc. Various environments are safely and effectively carried out fire extinguishing, rescue and rescue work.
[0003] At present, the existing escape air respirator in emergency, usually rely on the connection of face guard and the air breathing equipment of larger volume, this way is effective, but greatly limit the portability. Although there are some simple respirators designed for convenient wearing on the market, they are characterized by simple structure and low cost, but the function is relatively single. More critical is that these simple respirators may cause the penetration of toxic gas from the outside into the inside of face guard during wearing, and then be inhaled by the user, which poses a serious threat to the health of the user.
[0004] Therefore, based on the above problems, we design a kind of portable escape air respirator. INVENTION CONTENTS
[0005] The utility model aims at at least one of the technical problems existing in the prior art. To this end, the utility model provides a kind of portable escape air respirator, which solves the technical problems that the existing escape air respirator is not good in portability, and has the disadvantages of relatively single function, and simple respirator may cause the penetration of toxic gas from the outside into the inside of face guard during wearing, and then be inhaled by the user, which poses a serious threat to the health of the user.
[0006] To achieve the above object, according to the first aspect of the utility model embodiment proposes a kind of portable escape air respirator, including backpack, the strap of setting in the back of backpack and the pressure gas storage tank of setting in the backpack;
[0007] The side surface of the pressure gas storage tank is connected with pressure reducer, and the other end of the pressure reducer is connected with conduit;
[0008] Further comprising:
[0009] Face guard structure, the face guard structure includes breathing mask, one-way air supply valve connected at the end of breathing mask, elastic band connected on breathing mask and a pair of exhalation windows connected on breathing mask, one-way exhaust valve is arranged in the exhalation window, and the conduit is connected with one-way air supply valve.
[0010] Further improvement lies in that the bottom surface of the backpack is provided with a cavity, and a storage box is arranged in the cavity, and a plurality of placing compartments are arranged in the storage box.
[0011] Further improvement lies in that an opening is arranged at the position corresponding to the cavity below the side surface of the backpack, and a cover plate is arranged at the opening.
[0012] Further improvement lies in that a plurality of female buckles are connected at the edges of the cover plate, and a male buckle matched with each female buckle is connected at the opening.
[0013] Further improvement lies in that a silica gel ring is connected at the inner side edge of the breathing mask.
[0014] Further improvement lies in that a placing cavity is arranged in the front end surface of the backpack, and a zipper is arranged at the position corresponding to the placing cavity of the front end surface of the backpack.
[0015] Compared with the prior art, the utility model has the beneficial effects that:
[0016] (1) In an emergency, the user can quickly put on the backpack through the shoulder straps, then open the valve of the pressure gas storage tank, and wear the mask structure, to ensure that the breathing mask closely fits the face, so that the two sides of the nostrils are aligned with each of the exhalation windows. When inhaling, the pressure in the breathing mask decreases to form a negative pressure, at this time, the compressed air in the pressure gas storage tank flows into the conduit after being treated by the pressure reducer. The one-way air supply valve allows the compressed air after pressure reduction to enter the breathing mask, to provide the user with the air required for emergency breathing. When the user exhales, the pressure in the breathing mask rises, pushing the one-way exhaust valve to open, so that the exhaled gas can be smoothly discharged through the exhalation window. The whole operation process is extremely simple and fast.
[0017] (2) The utility model connects a silica gel ring meeting the ergonomic design at the inner side edge of the breathing mask. The silica gel ring can closely fit the face of the user, effectively reducing the air leakage phenomenon, and blocking the penetration of toxic gases from the outside into the inside of the breathing mask. At the same time, the design of the backpack also fully considers the practicability, and a storage box with a plurality of placing compartments is arranged in the cavity of the bottom surface. A placing cavity is also arranged at the front end surface of the backpack, and a zipper is arranged, to facilitate the user to pre-classify and store the necessary items for rescue, such as flashlights, power supplies, bandages, hemostatic drugs, gloves and mineral water. In addition, by simply separating the female buckles on the cover plate from the male buckles at the opening, the user can quickly take the required items, and this design further improves the convenience of use. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 is a schematic diagram of the overall structure of the utility model;
[0019] Figure 2Is the utility model face shield structure (exhalation window take down after) structure schematic view;
[0020] Figure 3 Is the utility model backpack profile structure schematic view.
[0021] Marked in the figure:
[0022] 1, backpack; 11, shoulder strap; 121, placing cavity; 101, cavity; 102, storage box; 103, placing grid; 104, cover plate; 105, female buckle; 106, male buckle;
[0023] 2, pressure gas storage tank; 21, pressure reducer; 22, conduit;
[0024] 3, face shield structure; 31, breathing mask; 32, elastic band; 33, exhalation window; 34, one-way air supply valve; 35, one-way exhaust valve;
[0025] 4, silica gel ring. Specific embodiments
[0026] The technical scheme of the utility model will be described clearly and completely in combination with examples, apparently, the described examples are only a part of the embodiments of the utility model, not all the examples. Based on the examples in the utility model, all other examples obtained by the ordinary skill in the art without making creative labor belong to the scope of the utility model protection.
[0027] As Figure 1 And Figure 2 Indicated, a kind of portable escape air breathing apparatus, including backpack 1, setting in backpack 1 back shoulder strap 11 and setting in backpack 1 pressure gas storage tank 2, the side of pressure gas storage tank 2 is connected with pressure reducer 21, the other end of pressure reducer 21 and connection have conduit 22;
[0028] The mask structure 3 comprises a breathing mask 31, a one-way air supply valve 34 connected at the end of the breathing mask 31, an elastic band 32 connected on the breathing mask 31, and a pair of exhalation windows 33 connected on the breathing mask 31, wherein a one-way air exhaust valve 35 is arranged in the exhalation window 33, and the conduit 22 is connected to the one-way air supply valve 34. When an emergency occurs, the backpack 1 is worn through the shoulder straps 11, then the valve of the pressure gas cylinder 2 is opened, and the mask structure 3 is worn, ensuring that the breathing mask 31 is tightly attached to the face, and the two sides of the nostrils are aligned with the respective exhalation windows 33. When inhaling, the pressure inside the breathing mask 31 decreases to form a negative pressure, at this time, the compressed air in the pressure gas cylinder 2 flows into the conduit 22 after being reduced by the pressure reducer 21. The one-way air supply valve 34 allows the reduced compressed air to enter the breathing mask 31, providing the user with the air required for emergency breathing. When the user exhales, the pressure inside the breathing mask 31 rises, pushing the one-way air exhaust valve 35 to open, and the exhaled gas can be smoothly discharged through the exhalation window 33; the entire operation process is extremely simple and fast.
[0029] As shown in Figure 2 and Figure 3 , specifically, as a preferred embodiment, a silica gel ring 4 is connected at the inner side edge of the breathing mask 31, which is designed to be ergonomic. The silica gel ring 4 is cleverly connected to the inner side edge of the breathing mask 31, which is designed to be ergonomic. This silica gel ring 4 can tightly fit the user's face, effectively reducing air leakage and blocking external toxic gases from entering the breathing mask 31;
[0030] Specifically, as a preferred embodiment, the bottom surface of the backpack 1 is provided with a cavity 101, and the cavity 101 is provided with a storage box 102, and the inside of the storage box 102 is provided with a plurality of placing compartments 103;
[0031] Specifically, as a preferred embodiment, an opening is formed in the lower side of the backpack 1 at a position corresponding to the cavity 101, and a cover plate 104 is arranged at the opening, and a plurality of female buckles 105 are connected at the edge of the cover plate 104, and a male buckle 106 connected with each female buckle 105 is connected at the opening; a placing cavity 121 is arranged inside the front end surface of the backpack 1, and a zipper is arranged at a position of the front end surface of the backpack 1 corresponding to the placing cavity 121, and the placing cavity 121 is used for placing the mask structure 3. This design can facilitate the user to pre-classify and store rescue necessities such as flashlights, power supplies, bandages, hemostatic drugs, gloves, and mineral water. In addition, by simply separating the female buckles 105 on the cover plate 104 from the male buckles 106 at the opening, the user can quickly take the required items, and this design further improves the convenience of use.
[0032] As shown in Figures 1 to 3As shown, in this embodiment, it should be noted that the pressure gas storage tube 2, the one-way air supply valve 34, the pressure reducer 21 and the one-way air exhaust valve 35 in the application file are all selected from existing products on the market before implementation, and the working principles have been disclosed, so the embodiment will not be described in detail.
[0033] In addition, the application file only improves the shortcomings that the existing escape air respirator is not good in portability and has relatively single function, and once the simple respirator is loosened during wearing, the toxic gas outside can penetrate into the inside of the mask, and then be inhaled by the user, which seriously threatens the health of the user, and does not involve other aspects; the working principle of the portable escape air respirator is introduced as follows:
[0034] When the new type is used, in an emergency, the user can quickly put on the backpack 1 through the shoulder straps 11, then open the valve of the pressure gas storage tank 2, and wear the mask structure 3, ensure that the breathing mask 31 is tightly attached to the face, and align the two sides of the nostrils with the respective air outlet windows 33. When inhaling, the pressure in the breathing mask 31 is reduced to form a negative pressure, at this time, the compressed air in the pressure gas storage tank 2 flows into the conduit 22 after being reduced by the pressure reducer 21. The one-way air supply valve 34 allows the reduced compressed air to enter the breathing mask 31, providing the user with the air required for emergency breathing. When the user exhales, the pressure in the breathing mask 31 rises, pushing the one-way air exhaust valve 35 to open, and the exhaled gas can be smoothly discharged through the air outlet window 33. The whole operation process is extremely simple and fast.
[0035] In addition, a silica gel ring 4 designed in accordance with human engineering is connected to the inner edge of the breathing mask 31. The silica gel ring 4 can tightly fit the user's face, effectively reducing air leakage and blocking the penetration of toxic gas from the outside into the inside of the breathing mask 31. At the same time, the design of the backpack 1 also fully considers practicability, and a storage box 102 with multiple storage compartments 103 is arranged in the bottom cavity 101. A storage cavity 121 is also arranged at the front end of the backpack 1, and is equipped with a zipper, which facilitates the user to pre-classify and store rescue necessities such as flashlights, power supplies, bandages, hemostatic drugs, gloves and mineral water. In addition, by simply separating the female buckle 105 on the cover plate 104 from the male buckle 106 at the opening, the user can quickly access the required items, and this design further improves the convenience of use.
[0036] The above embodiments are only used to illustrate the technical method of the utility model, but not to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical method of the utility model can be modified or replaced equivalently without departing from the spirit and scope of the technical method of the utility model.
Claims
1. A portable escape air respirator, characterized in that, Including backpack (1), the strap (11) is arranged at the back of the backpack (1) and the pressure gas tank (2) is arranged in the backpack (1); The side of the pressure gas tank (2) is connected with a pressure reducer (21), and the other end of the pressure reducer is connected with a conduit (22); Further comprising: The mask structure (3) comprises a breathing mask (31), a one-way air supply valve (34) connected at the end of the breathing mask (31), an elastic band (32) connected on the breathing mask (31) and a pair of exhalation windows (33) connected on the breathing mask (31), a one-way exhaust valve (35) is arranged in the exhalation window (33), and the conduit (22) is connected with the one-way air supply valve (34); The inner side edge of the breathing mask (31) is connected with a silica gel ring (4).
2. A portable escape air respirator according to claim 1, wherein, The bottom surface of the backpack (1) is provided with a cavity (101), and the cavity (101) is provided with a storage box (102), and the inside of the storage box (102) is provided with a plurality of placing compartments (103).
3. A portable escape air respirator according to claim 1, wherein, The lower side of the backpack (1) is provided with an opening corresponding to the cavity (101), and the opening is provided with a cover plate (104).
4. A portable escape air respirator according to claim 3, wherein, The edge of the cover plate (104) is connected with a plurality of female buckles (105), and the opening is connected with a male buckle (106) matched with each female buckle (105).
5. The portable escape air respirator of claim 1, wherein, The inside of the front end surface of the backpack (1) is provided with a placing cavity (121), and the front end surface of the backpack (1) is provided with a zipper corresponding to the placing cavity (121).