CN107308564A - A kind of electric mask - Google Patents

Abstract

The invention is an electric mask, which comprises a three-layer structure superimposed on each other. The three-layer structure is a cover body (1) of the first layer, a carrier body (2) of the second layer, and a cover body of the third layer from the outside to the inside. (3), a carrying port (31) is provided in the middle of the cover, the carrying body is arranged in the carrying port, and the carrying body and the carrying port are seamlessly connected, and the cover is arranged in the carrying port On the upper surface of the carrier, the cover is seamlessly connected with the carrier port or the cover is seamlessly connected with the carrier, and air inlets (11) and air outlets are symmetrically arranged on both sides of the cover (12), electric filters (21) and single air outlets (22) are arranged symmetrically on both sides of the carrier, a battery (23) and a circuit board (24) are arranged on the carrier, and Both sides of the cover body are provided with straps (32); the electric mask not only has very good ventilation, but also has a very good filtering effect.

Description

An electric mask

technical field

The invention relates to the field of electric masks, in particular to an electric mask.

Background technique

As people's health awareness continues to increase, it has become a habit to wear a mask when going out. Most of the masks on the market are ordinary filter masks, which have the following problems: 1. Poor air permeability, because the existing masks are generally made of cotton and linen. Although there is a certain degree of air permeability, it still cannot guarantee smooth breathing. 2. The filtering effect is average. The filtering effect of the existing masks is average and cannot effectively prevent PM2.5. 3. It cannot be reused, because many masks are disposable, and they are thrown away after use, which is very wasteful.

Contents of the invention

In order to solve the above problems, the object of the present invention is to provide an electric mask, which not only has very good ventilation, but also has a very good filtering effect and can be used for a long time at the same time.

Technical scheme of the present invention is as follows:

An electric mask, comprising a three-layer structure superimposed on each other, the three-layer structure is a cover body of the first layer, a carrier body of the second layer, and a cover body of the third layer in sequence from the outside to the inside, and the middle of the cover body is provided with The carrying port, the carrying body is arranged in the carrying port, and the carrying body and the carrying port are seamlessly connected, the cover is arranged on the carrying body, and the cover and the carrying port Seamless connection or seamless connection between the cover and the carrier, air inlets and outlets are symmetrically arranged on both sides of the cover, and electric filters and single-stage The air outlet is provided with a battery and a circuit board on the carrier, the electric filter and the single air outlet are connected with the battery and the circuit board, and the two sides of the cover are provided with There are straps. The straps are convenient for the user to fix the mask on the user's face.

Preferably, the electric filter includes an air inlet cover, a filter screen, a turbine, a filter motor and a bottom cover, the air inlet cover is arranged on the air inlet, and the filter screen is arranged on the air inlet cover and the bottom cover. Inside the air inlet, the bottom cover is arranged on one side of the carrier, the bottom cover is opposite to the air inlet cover, the turbine is connected to the filter motor, and the turbine and The filter motor is stacked in the bottom cover one.

Preferably, the single air outlet includes an air outlet cover, a single piece, an impeller, an impeller motor and a bottom cover two, the air outlet cover is arranged on the air outlet, and the single piece is arranged on the air outlet cover and the inside of the air outlet, the second bottom cover is arranged on one side of the carrier, the second bottom cover is opposite to the air outlet cover, the impeller is connected to the impeller motor, and the impeller and the impeller motor are stacked in the second bottom cover.

Preferably, the top edge of the air inlet cover, the bottom edge of the bottom cover one, the top edge of the air outlet cover and the bottom edge of the bottom cover two are all provided with through holes, and the through holes are higher than The connection between the air inlet cover and the air inlet, the through hole is higher than the connection between the bottom cover and the carrier, and the through hole is higher than the air outlet cover and the air outlet The joint of the through hole is also higher than the joint of the second bottom cover and the carrier.

Preferably, the turbine includes a disc, a central shaft, and a plurality of blades evenly distributed around the central shaft, the blades and the disc are integrally formed, and the top edge of the blade is provided with a ring edge connecting the blades coil.

Preferably, the disc is circular, and the included angle between the blade and the central axis of the disc is 30°-75°.

Preferably, the blades are curved or straight.

Preferably, nodes are provided on both sides of the cover, and the straps are connected to the nodes.

Preferably, an activation switch is provided on the cover, and the activation switch is connected to the circuit board.

Preferably, the battery is a rechargeable battery or an ordinary battery.

The beneficial effects of adopting the above technical scheme are as follows:

1. This electric mask is not only very breathable, but also has a very good filtering effect. At the same time, it can be used for a long time.

2. Compared with the existing masks, this electric mask adopts the turbine centrifugal form to draw air, with large negative pressure and sufficient air volume. At the same time, through the cover of the air inlet cover and the filter screen, the total pressure loss is small when the air enters.

3. The electric mask is divided into three layers, which is very convenient to disassemble and clean, and the filter screen is also very convenient to replace.

4. This electric mask is very small in size and light in weight, so the user will not affect the appearance when using it.

5. The wheel disc of this electric mask is circular, and the included angle between the blade and the central axis is also 30°-75°. This angle design is obtained after many tests. Under this angle, the turbine of the electric mask has the best wind rejection effect .

6. The noise of the electric filter and the single air outlet of this electric mask is very small, because if the noise is loud, it will make the user feel restless, but this electric mask will not.

Description of drawings

Fig. 1 is the perspective view of electric mask of the present invention.

Fig. 2 is the explosion diagram of electric mask of the present invention.

Fig. 3 is the perspective view of the turbine of the electric mask of the present invention.

Fig. 4 is the perspective view of the impeller of electric mask of the present invention.

The names or process names of the corresponding parts represented by numbers or letters in the figure: 1. Cover body, 11. Air inlet, 12. Air outlet, 13. Start switch, 2. Carrier, 21. Electric filter, 211. Inlet Wind cover, 212. Filter screen, 213. Turbine, 2131. Wheel disc, 2132. Central shaft, 2133. Blade, 2134. Ring coil, 214. Filter motor, 215. Bottom cover one, 22. Single air outlet, 221. air outlet cover, 222. single piece, 223. impeller, 224. impeller motor, 225. bottom cover two, 23. battery, 24. circuit board, 25. through hole, 3. cover body, 31. loading port, 32. Straps, 33. Knots.

detailed description

In order to facilitate the understanding of those skilled in the art, the present invention will be further described in detail below with reference to the drawings and embodiments.

Embodiment one

As shown in the drawings, an electric mask includes a three-layer structure superimposed on each other. The three-layer structure is the cover body 1 of the first layer, the carrier body 2 of the second layer, and the cover body of the third layer in sequence from outside to inside. 3. There is a carrying port 31 in the middle of the cover, the carrying body is set in the carrying port, and the carrying body and the carrying port are seamlessly connected, the cover is arranged on the carrying body, the cover and the carrying port are seamlessly connected or the cover and the carrying port are seamlessly connected. The body is seamlessly connected. The cover body and the bearing port used in this embodiment are seamlessly connected. The air inlet 11 and the air outlet 12 are arranged symmetrically on both sides of the cover body, and the electric filter 21 and the air outlet are symmetrically arranged on both sides of the carrier body. The single air outlet 22 is provided with a battery 23 and a circuit board 24 on the carrier. The battery is a rechargeable battery or a common battery. The rechargeable battery used in this embodiment, the electric filter and the single air outlet are all connected to the battery and the circuit board. Connection, the two sides of the cover are provided with nodes 33 and straps 32, the straps are connected to the nodes, the cover is provided with a start switch 13, the start switch is connected to the circuit board, and the start switch can also be set as a gear switch , to adjust different wind speeds, what this embodiment is provided with is a simple start switch.

Specifically, the electric filter 21 includes an air inlet cover 211, a filter screen 212, a turbine 213, a filter motor 214 and a bottom cover 215, the air inlet cover is arranged on the air inlet, and the filter screen is arranged inside the air inlet cover and the air inlet, The bottom cover one is arranged on one side of the carrier, the bottom cover one is opposite to the air inlet cover, the turbine is connected to the filter motor, and the turbine and filter motor are stacked in the bottom cover one.

Specifically, the single air outlet 22 includes an air outlet cover 221, a single piece 222, an impeller 223, an impeller motor 224 and a bottom cover 225, the air outlet cover is arranged on the air outlet, and the single piece is arranged inside the air outlet cover and the air outlet The second bottom cover is arranged on one side of the carrier, the second bottom cover and the air outlet cover are arranged oppositely, the impeller and the impeller motor are connected, and the impeller and the impeller motor are stacked in the second bottom cover. Set up a single air outlet here, which can be electric or not, but the effect of electric ventilation will be better. The general impeller adopted in the present embodiment only needs to ensure the air outlet.

Specifically, the edge of the top of the air inlet cover 211, the bottom edge of the bottom cover one, the top edge of the air outlet cover and the bottom edge of the bottom cover two are all provided with through holes 25, and the through holes are higher than the connection between the air inlet cover and the air inlet. The through hole is higher than the connection between the bottom cover one and the carrier, the through hole is higher than the connection between the air outlet cover and the air outlet, and the through hole is also higher than the connection between the bottom cover two and the carrier. The through hole is set on the side to ensure that the air inlet or outlet will not go in and out directly, and the speed of entry can be controlled. At the same time, it can also ensure a better filtering effect, because entering through the side can effectively prevent oncoming dust or other foreign objects .

Specifically, the turbine 213 includes a disc 2131 , a central shaft 2132 and a plurality of blades 2133 evenly distributed around the central shaft. The blades and the disc are integrally formed, and the top edge of the blade is provided with a ring coil 2134 connecting the blades. On the one hand, the ring edge coil can fix the blade, on the other hand, it can maintain the overall unity of the impeller, the disc is circular, the angle between the blade and the central axis of the disc is 30°-75°, and the blade is curved or straight.

Embodiment two

The single air outlet of the electric mask in the second embodiment does not increase the motor, and other components and connection methods are the same as in the first embodiment.

Embodiment Three

The impeller of the single air outlet of the electric mask in the present embodiment three adopts the same turbine as the electric filter, and other components and connection methods are all the same as in the first embodiment.

The above is a clear and complete description of the technical solutions in the embodiments of the present invention in combination with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Claims (10)

1. An electric mask, characterized in that it includes a three-layer structure superimposed on each other, and the three-layer structure is the cover (1) of the first layer, the carrier (2) of the second layer, and the third layer from the outside to the inside. Layered cover (3), the middle of the cover is provided with a bearing port (31), the carrier is arranged in the carrier port, and the carrier and the carrier port are seamlessly connected, the cover It is arranged on the carrier body, the cover body is seamlessly connected with the carrier port or the cover body is seamlessly connected with the carrier body, and air inlets (11 ) and the air outlet (12), the electric filter (21) and the single air outlet (22) are arranged symmetrically on both sides of the carrier, and the battery (23) and the circuit board ( 24), the electric filter and the single air outlet are connected to the battery and the circuit board, and straps (32) are arranged on both sides of the cover. 2. The electric mask according to claim 1, characterized in that, the electric filter (21) includes an air intake cover (211), a filter screen (212), a turbine (213), a filter motor (214) and a bottom Cover one (215), the air inlet cover is arranged on the air inlet, the filter screen is arranged inside the air inlet cover and the air inlet, the bottom cover is arranged on one of the carrier On the side, the bottom cover one is opposite to the air intake cover, the turbine is connected to the filter motor, and the turbine and the filter motor are stacked in the bottom cover one. 3. The electric mask according to claim 1, characterized in that, the single air outlet device (22) includes an air outlet cover (221), a single piece (222), an impeller (223), an impeller motor (224) and Bottom cover two (225), the air outlet cover is arranged on the air outlet, the single piece is arranged inside the air outlet cover and the air outlet, and the bottom cover two is arranged on the carrier On one side, the second bottom cover is opposite to the air outlet cover, the impeller is connected to the impeller motor, and the impeller and the impeller motor are stacked inside the second bottom cover. 4. The electric mask according to claim 2 or 3, characterized in that, the edge of the top of the air inlet cover (211), the bottom edge of the bottom cover one, the edge of the top of the air outlet cover and the The bottom edge of the second bottom cover is provided with a through hole (25), the through hole is higher than the connection between the air inlet cover and the air inlet, and the through hole is higher than the first cover and the bearing The joint of the body, the through hole is higher than the joint of the air outlet cover and the air outlet, and the through hole is also higher than the joint of the bottom cover two and the carrier. 5. The electric mask according to claim 2, characterized in that, the turbine (213) includes a disc (2131), a central shaft (2132) and a plurality of blades (2133) evenly distributed around the central shaft, the The blade and the disc are integrally formed, and the top edge of the blade is provided with a ring coil (2134) connected to the blade. 6 . The breathing apparatus according to claim 5 , wherein the disc is circular, and the included angle between the blades and the central axis of the disc is 30°-75°. 7. The breathing apparatus according to claim 5 or 6, wherein the blades are curved or straight. 8. The electric mask according to claim 1, characterized in that nodes (33) are provided on both sides of the mask, and the straps are connected to the nodes. 9. The electric mask according to claim 1, characterized in that a start switch (13) is provided on the cover, and the start switch is connected to the circuit board. 10. The breathing apparatus according to claim 1, wherein the battery is a rechargeable battery or a common battery.