CN119746292A - Respiratory mask with electric air supply mechanism - Google Patents
Respiratory mask with electric air supply mechanism Download PDFInfo
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- CN119746292A CN119746292A CN202411925804.2A CN202411925804A CN119746292A CN 119746292 A CN119746292 A CN 119746292A CN 202411925804 A CN202411925804 A CN 202411925804A CN 119746292 A CN119746292 A CN 119746292A
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Abstract
本发明涉及呼吸面罩技术领域，尤其是一种具备电动送风机构的呼吸面罩，包括面罩本体和安装在面罩本体前端进气口位置的外部连接罩，外部连接罩外侧开口位置卡接有用于外接氧气罐的外挂式连接罩壳。本发明的一种具备电动送风机构的呼吸面罩通过在外部连接罩一侧具有一体结构的侧向增压罩，不仅可以增加氧气罐的输送压力，还可以降低氧气罐的消耗；可以在单独佩戴时通过侧向增压罩内部的电控增压风扇将外部空气向外部连接罩内部增压导气，大大降低佩戴者的呼吸难度，降低疲劳感的产生；通过在侧向增压罩外侧开口位置螺纹装配有可拆卸式外部过滤罩，可以通过层叠的方式增加过滤效果，使其可以适配于各种工作环境。
The present invention relates to the technical field of respiratory masks, and in particular to a respiratory mask with an electric air supply mechanism, comprising a mask body and an external connection cover installed at the air inlet position of the front end of the mask body, wherein an external connection cover shell for externally connecting an oxygen tank is clamped at the outer opening position of the external connection cover. A respiratory mask with an electric air supply mechanism of the present invention can not only increase the delivery pressure of the oxygen tank, but also reduce the consumption of the oxygen tank by having a side booster cover with an integrated structure on one side of the external connection cover; when worn alone, the external air can be boosted and guided to the inside of the external connection cover by an electrically controlled booster fan inside the side booster cover, which greatly reduces the breathing difficulty of the wearer and reduces the generation of fatigue; by threading a detachable external filter cover at the outer opening position of the side booster cover, the filtering effect can be increased by stacking, so that it can be adapted to various working environments.
Description
Technical Field
The invention relates to the technical field of breathing masks, in particular to a breathing mask with an electric air supply mechanism.
Background
The respiratory mask is protective equipment for protecting the respiratory system of a human body, can prevent harmful particulate matters from being breathed in by a wearer in an environment with higher dust concentration, prevents pneumoconiosis, and is suitable for various dust working places.
The traditional breathing mask consists of a mask, an air guide hose and an oxygen tank, but the operation difficulty of a user can be increased when the oxygen tank is used for a long time, the use cost is greatly increased, the traditional breathing mask is separated from the oxygen tank, the breathing difficulty of the wearer can be increased when the breathing mask is completely used for human body, and the fatigue is increased. Therefore, there are some breathing masks with blowers on the market, but the breathing masks have simple structure, single control mode, and fixed external filter devices, and can not be rapidly increased or decreased according to the needs, so that the application range is limited, and the later maintenance cost is high.
Disclosure of Invention
The invention aims to solve the technical problems that the breathing mask in the market has a simple structure and a single control mode, an external filtering device is fixed and cannot be rapidly increased or decreased according to the needs, so that the application range is limited, and the later maintenance cost is high.
The technical scheme includes that the breathing mask with the electric air supply mechanism comprises a mask body and an external connecting cover arranged at an air inlet position at the front end of the mask body, an external connecting cover shell for externally connecting an oxygen tank is clamped at an opening position at the outer side of the external connecting cover, a lateral supercharging cover with an integrated structure is arranged at one side of the external connecting cover outside the mask body, an electric control supercharging fan is arranged in the lateral supercharging cover, a detachable external filtering cover is assembled at an opening position at the outer side of the lateral supercharging cover in a threaded manner, a lateral linkage closing cover plate is elastically assembled at an inner side communication opening position of the lateral supercharging cover inside the external connecting cover, and an inner guide nozzle for controlling the lateral linkage closing cover plate is arranged on an inner connecting surface of the external connecting cover shell.
The external connecting cover is characterized in that an external assembly frame for fixing the external connecting cover is arranged at the outer opening position of the external connecting cover, lateral bayonets matched with the external connecting cover are formed in two sides of the external assembly frame, and the external connecting cover is inserted into the lateral bayonets through elastic buckles in two sides of the connecting surface to be fixedly assembled with the external assembly frame.
The outer wall of the outer connecting cover is provided with a lateral communication port matched with the lateral linkage closing cover plate and the inner flow guide nozzle.
The outer periphery of the air inlet at the outer side of the lateral supercharging cover is provided with an external thread assembly frame with an outwards-protruding integrated structure, and the detachable external filter cover is sleeved outside the external thread assembly frame through an internal thread through hole on the assembly surface and is in threaded fixation with the lateral supercharging cover.
An external air inlet with a metal filter screen is formed in the outer side face of the detachable external filter cover, and an external thread expansion frame protruding outwards is arranged on the outer side face of the detachable external filter cover and located on the periphery of the external air inlet.
An internal pressing switch for controlling the electric control booster fan is arranged on the inner side surface of the external connecting cover and positioned on one side of the lateral communication port.
And two sides of the lateral linkage closing cover plate are respectively provided with an external closing convex block for improving the lateral closing tightness.
And an air flow sensor is fixedly arranged on the inner side surface of the inner side communication port.
The outer side face of the lateral supercharging cover is movably provided with a turnover type external adjusting frame.
The external surface of the turnover external adjusting frame is fixedly provided with an embedded LED lighting module.
The beneficial effects of the invention are as follows:
(1) According to the breathing mask with the electric air supply mechanism, the lateral pressurizing cover with the integrated structure is arranged on one side of the external connecting cover, so that the conveying pressure of the oxygen tank can be increased, and the consumption of the oxygen tank can be reduced;
(2) When the automobile seat is independently worn, the electric control booster fan in the lateral booster cover can boost and guide external air into the external connecting cover, so that the breathing difficulty of a wearer is greatly reduced, and the fatigue is reduced;
(3) The detachable external filter cover is assembled at the position of the opening at the outer side of the lateral pressurizing cover in a threaded manner, so that the filtering effect can be improved in a lamination manner, and the filter cover can be adapted to various working environments;
(4) The lateral linkage closing cover plate is elastically assembled in the external connecting cover, and when the external connecting cover is installed on the external connecting cover, the lateral linkage closing cover plate can be rapidly controlled, so that the operation is very convenient;
(5) The whole device not only has electric air supply, but also has the energy supply of overturning illumination, and the functional integration level is greatly improved.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the removable outer filter housing of the present invention.
Fig. 3 is a schematic view of the internal structure of the present invention in the coupled state of the external connection cover.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected" and "connected" are to be construed broadly, and for example, they may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The utility model provides a respiratory mask that possesses electronic air supply mechanism that is shown in fig. 1, fig. 2 and fig. 3, including face guard body 1 and install the external connection cover 2 at face guard body 1 front end air inlet position, external connection cover 2 outside open position joint has the external connection housing 3 that is used for external oxygen jar, face guard body 1 outside is located the side direction pressurization cover 4 that external connection cover 2 one side has an integral structure, side direction pressurization cover 4 internally mounted has automatically controlled booster fan 5, side direction pressurization cover 4 outside open position screw thread is equipped with detachable outside filter housing 41, the inside inboard intercommunication mouth position elastic assembly that is located side direction pressurization cover 4 of external connection cover 2 is equipped with side direction linkage closure apron 6, have the inside water conservancy diversion mouth 7 that is used for controlling side direction linkage closure apron 6 on the inboard junction surface of external connection housing 3.
The operation principle is that firstly, an air duct of an oxygen tank is connected with an externally-hung connection housing 3, then oxygen in the oxygen tank is led into the mask body 1 through an external connection housing 2, secondly, the air duct of the oxygen tank is connected with the externally-hung connection housing 3, then the oxygen in the oxygen tank is led into the mask body 1 through the external connection housing 2, meanwhile, an electric control booster fan 5 supplements external air into the external connection housing 2 through high-speed rotation, so that the consumption of the oxygen tank is reduced, thirdly, the externally-hung connection housing 3 is separated, and the external air is led into the external connection housing 2 through high-speed rotation of the electric control booster fan 5.
In order to match with external installation and separation, an external assembly frame for fixing the external connection housing 3 is arranged at the opening position of the outer side of the external connection housing 2, lateral bayonets matched with the external connection housing 3 are arranged on two sides of the external assembly frame, and the external connection housing 3 is inserted into the lateral bayonets through elastic buckles 8 on two sides of the connection surface to be fixedly assembled with the external assembly frame.
When the external connection cover 2 is required to be detached, the external connection cover 3 is separated from the external connection cover 2 only by pressing the elastic buckle 8 in the lateral bayonet by hand.
For matching lateral communication, a lateral communication port matched with the lateral linkage closing cover plate 6 and the inner diversion nozzle 7 is arranged on the outer wall of the outer connecting cover 2.
In order to match with external screw thread assembly, the outer periphery of the air inlet at the outer side of the lateral supercharging cover 4 is provided with an external screw thread assembly frame 9 with an outwards protruding integrated structure, and the detachable external filter cover 41 is sleeved outside the external screw thread assembly frame 9 through an internal screw thread through hole on the assembly surface and is in screw thread fixation with the lateral supercharging cover 4.
In order to match with external expansion, the filtering mode and the layer number are freely increased and decreased, an external air inlet with a metal filter screen 10 is formed in the outer side face of the detachable external filter cover 41, and an external thread expansion frame 11 protruding outwards is arranged on the outer side face of the detachable external filter cover 41 and located on the periphery of the external air inlet.
The detachable external filter cover 41 is provided with an air filter element, which can be a PP cotton filter element or an activated carbon filter element.
For matching with automatic control, an internal pressing switch 12 for controlling the electric control booster fan 5 is arranged on the inner side surface of the external connecting cover 2 and positioned on one side of the lateral communication port.
When the pressurizing mode is started, once the external connecting cover 2 is separated from the external connecting cover 3, the lateral linkage closing cover plate 6 can turn over towards the inner side opening of the lateral communicating port, then the inner pressing switch 12 is pressed, and the electric control pressurizing fan 5 is started by the inner pressing switch 12 to pressurize the inside of the mask.
To enhance the closing effect, the lateral interlocking closure flap 6 has external closure cams 13 on both sides for enhancing the lateral closure tightness.
In the pressurizing mode, once the pressure inside the oxygen tank is reduced, or a person starts a low-energy consumption mode through an external switch, external air is pumped into the interior through starting the electromagnetic valve and the electric control pressurizing fan 5, and the oxygen tank is matched for supplying air to the interior of the mask, so that oxygen consumption is reduced.
In order to cooperate with monitoring the filtering effect, an air flow sensor 14 is fixedly arranged on the inner side surface of the inner side communication port.
The air flow sensor 14 senses the air pressure in the inner communication port, the flux of the filter element is judged according to the pressure change, the using effect of the filter element is judged according to the change of the flux, and when the flux is smaller than the set minimum flux, the fact that excessive impurities are accumulated in the filter element is indicated, and the filter element needs to be replaced.
For external assembly and adjustment, the lateral pressure housing 4 is movably fitted with a reversible external adjustment frame 15 on its outer side.
The turnover type external adjusting frame 15 is movably assembled with the outer side of the lateral supercharging cover 4 through a rotating shaft on the assembling end.
For matching illumination, an embedded LED illumination module 16 is fixedly arranged on the outer surface of the turnover type external adjusting frame 15.
The angle of the embedded LED lighting module 16 is changed by manually controlling the turnover type external adjusting frame 15, so that the lighting range is controlled.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411925804.2A CN119746292B (en) | 2024-12-25 | 2024-12-25 | Respiratory mask with electric air supply mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411925804.2A CN119746292B (en) | 2024-12-25 | 2024-12-25 | Respiratory mask with electric air supply mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN119746292A true CN119746292A (en) | 2025-04-04 |
| CN119746292B CN119746292B (en) | 2025-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411925804.2A Active CN119746292B (en) | 2024-12-25 | 2024-12-25 | Respiratory mask with electric air supply mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN119746292B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8821997D0 (en) * | 1988-09-19 | 1988-10-19 | Sabre Safety Ltd | Positive pressure filter respirator |
| CN210131266U (en) * | 2019-06-03 | 2020-03-10 | 上海宝亚安全装备股份有限公司 | A filter mask with powered air supply |
| CN111068198A (en) * | 2020-01-10 | 2020-04-28 | 沈阳煤炭科学研究所有限公司 | Mine dust filter and air supply type dust mask and its wearing method and test method |
-
2024
- 2024-12-25 CN CN202411925804.2A patent/CN119746292B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8821997D0 (en) * | 1988-09-19 | 1988-10-19 | Sabre Safety Ltd | Positive pressure filter respirator |
| GB2222777A (en) * | 1988-09-19 | 1990-03-21 | Sabre Safety Ltd | Positive pressure filter respirators |
| CN210131266U (en) * | 2019-06-03 | 2020-03-10 | 上海宝亚安全装备股份有限公司 | A filter mask with powered air supply |
| CN111068198A (en) * | 2020-01-10 | 2020-04-28 | 沈阳煤炭科学研究所有限公司 | Mine dust filter and air supply type dust mask and its wearing method and test method |
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| Publication number | Publication date |
|---|---|
| CN119746292B (en) | 2025-10-31 |
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