Quick-buckling half mask with sound transmission function

Abstract

The utility model relates to the technical field of masks, in particular to a quick-buckling half mask with a sound transmission function, which comprises a mask body, a quick-buckling unit and a sound transmission unit, the quick-buckling unit and the sound transmission unit are connected with the mask body, air inlet valve holes are arranged on two sides of the mask body, an air outlet valve is arranged in front of the mask body, and a sound transmission hole groove of the sound transmission unit is arranged above the air outlet valve. The sound transmission hole groove is connected with the sound transmission hole cover, the mask body is provided with a fast buckling unit at the sound transmission hole cover and the air outlet valve, a head rope cover of the fast buckling unit is connected with the mask body, a fast buckling piece is hinged to the center of the head rope cover, and a head rope is sequentially connected with the fast buckling piece, the head rope cover and the head surrounding ring. According to the quick-buckling half mask with the sound transmission function, the operation is simple, the quick-buckling piece, the head rope cover and the head rope are arranged, the mask can be separated from the face of a user without taking off the whole mask, and meanwhile the speaking definition of the user is improved through the sound transmission unit.

Description

Technical Field

[0001] This utility model relates to the field of face mask technology, and in particular to a quick-fastening half-face mask with sound transmission function. Background Technology

[0002] A breathing mask is a safety device used to cover the face through the mouth and nose to protect the respiratory system from the inhalation of harmful gases, vapors, smog, and other substances. Breathing masks have a wide range of applications, including in industries such as pharmaceuticals, mining, aviation, shipping, assembly, painting, woodworking, and chemicals. Breathing masks help workers prevent the inhalation of harmful gases, vapors, and smog, reducing damage to the respiratory tract. However, once worn, the mask must be completely removed to separate it from the user's face, making the repeated removal and putting on inconvenient. Furthermore, speaking clearly while wearing a mask reduces the clarity of speech, requiring the user to remove the mask to communicate. Utility Model Content

[0003] The purpose of this invention is to provide a quick-release half-face mask with sound transmission function. By setting quick-release fasteners, headband caps and headbands, the mask can be separated from the user's face without having to remove the entire mask.

[0004] To achieve the above objectives, this utility model provides a quick-fastening half-face mask with sound transmission function, including a mask body and a quick-fastening unit and a sound transmission unit connected to the mask body. The mask body has air inlet valve holes on both sides and an air outlet valve at the front. Above the air outlet valve is a sound transmission slot for the sound transmission unit, which is connected to a sound transmission cover. The mask body has quick-fastening units at the sound transmission cover and the air outlet valve. The head strap cover of the quick-fastening unit is connected to the mask body. A quick-fastening fastener is hinged in the center of the head strap cover. The head strap is connected to the quick-fastening fastener, the head strap cover, and the headband ring in sequence.

[0005] Preferably, the center of the headband cover is a sound transmission part and an air outlet part. The mounting part at the edge of the headband cover is connected to the side wall of the sound transmission part and the air outlet part. The air outlet part is located below the sound transmission part. The side wall at the connection between the air outlet part and the sound transmission part is symmetrically provided with mounting holes. The mounting part is symmetrically provided with fixing platforms at the mounting holes.

[0006] Preferably, the quick-release fastener has a U-shaped rope limiting part symmetrically provided on the top, and a mounting post is provided on the side of the rope limiting part near the mounting hole. The mounting post is hinged to the mounting hole. The quick-release fastener has a fixing groove behind the rope limiting part, and the fixing groove is engaged with the top of the fixing platform.

[0007] Preferably, the mask body is connected to the headband via a head strap. The mounting part of the head strap cover matches the shape of the mask body. The mounting part is symmetrically provided with a first threading hole at one end near the headband, and a second threading hole is symmetrically provided at the bottom of the quick-release fastener. The head strap passes through the second threading hole, the strap limiting part, and the first threading hole in sequence and is connected to the buckles on both sides of the headband.

[0008] Preferably, the included angle of the fixed groove section is smaller than the included angle of the top section of the fixed platform, and the side wall of the fixed groove is in contact with the side wall of the top of the fixed platform.

[0009] Preferably, a sound-transmitting diaphragm is provided between the sound-transmitting slot and the sound-transmitting cover, and the sound-transmitting diaphragm is located inside the sound-transmitting slot.

[0010] Preferably, an intake valve plate is provided at the intake valve hole, and an exhaust valve plate is provided at the exhaust valve.

[0011] Therefore, the present invention provides a quick-release half-face mask with sound transmission function using the above-mentioned structure. It is easy to operate. By setting quick-release fasteners, head strap caps and head straps, the mask can be separated from the user's face without removing the entire mask. At the same time, the sound transmission unit improves the clarity of the user's speech after wearing the mask.

[0012] The technical solution of this utility model will be further described in detail below with reference to the accompanying drawings and embodiments. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of a quick-release half-face mask with sound transmission function according to this utility model;

[0014] Figure 2 This is a schematic diagram of the main body of the face mask in this utility model;

[0015] Figure 3 This is a schematic diagram of the headband cover in this utility model;

[0016] Figure 4 This is a schematic diagram of the quick-release fastener in this utility model.

[0017] Figure label:

[0018] 1. Mask body; 11. Air inlet valve hole; 12. Air outlet valve; 2. Quick-release unit; 21. Head strap cover; 211. Sound transmission part; 212. Air outlet part; 213. Mounting hole; 214. Fixing platform; 215. First rope threading hole; 216. Mounting part; 22. Quick-release fastener; 221. Rope limiting part; 222. Mounting post; 223. Fixing groove; 224. Second rope threading hole; 3. Sound transmission unit; 31. Sound transmission hole groove; 4. Head strap; 5. Headband ring. Detailed Implementation

[0019] The present invention will be further described below with reference to the accompanying drawings and embodiments. Unless otherwise defined, the technical or scientific terms used in this invention should have the ordinary meaning understood by one of ordinary skill in the art to which this invention pertains. The features mentioned above or in the specific examples mentioned in this invention can be combined arbitrarily, and these specific embodiments are only used to illustrate this invention and are not intended to limit the scope of this invention.

[0020] Example

[0021] like Figure 1 and Figure 2 As shown, this utility model provides a quick-fastening half-face mask with sound transmission function, including a mask body 1 and quick-fastening units 2 and sound transmission units 3 connected to the mask body 1. Air inlet valve holes 11 are provided on both sides of the mask body 1, and an air outlet valve 12 is provided at the front of the mask body 1. Above the air outlet valve 12 is a sound transmission slot 31 for the sound transmission unit 3. The sound transmission slot 31 is connected to a sound transmission cover. The mask body 1 has quick-fastening units 2 at the sound transmission cover and the air outlet valve 12. The head strap cover 21 of the quick-fastening unit 2 is connected to the mask body 1. A quick-fastening element 22 is hinged to the center of the head strap cover 21. The head strap 4 is connected sequentially to the quick-fastening element 22, the head strap cover 21, and the headband 5.

[0022] The mask body 1 is secured to the user's head via a head strap 4 and a headband 5. The mask body 1 fits snugly against the user's face, preventing outside air from entering through gaps. The user breathes through the air inlet valve 11 and the air outlet valve 12. The sound transmission unit 3 improves the clarity of speech when the user is wearing the mask. The quick-release unit 2 allows the mask body 1 to be separated from the user's face without completely removing the mask. In this case, the mask body 1 is secured to the user's ear via the head strap 4, enhancing the convenience of mask use.

[0023] like Figure 3 As shown, the headband cover 21 has a sound transmission part 211 and an air outlet part 212 in the center. The mounting part 216 on the edge of the headband cover 21 is connected to the side wall of the sound transmission part 211 and the air outlet part 212. The air outlet part 212 is located below the sound transmission part 211. The side wall at the connection between the air outlet part 212 and the sound transmission part 211 is symmetrically provided with mounting holes 213. The mounting part 216 is symmetrically provided with fixing platforms 214 at the mounting holes 213.

[0024] The sound transmission section 211 has a through hole that connects the sound transmission port cover to the outside, improving the clarity of speech when the user is wearing the mask. The air outlet section 212 has an air outlet at its bottom, through which the user can exhale. The mounting hole 213 provides a mounting position for the quick-release fastener 22.

[0025] like Figure 4 As shown, the quick-release fastener 22 has a symmetrical U-shaped rope-limiting portion 221 at its top. A mounting post 222 is located on the side of the rope-limiting portion 221 near the mounting hole 213, and the mounting post 222 is hinged to the mounting hole 213. A fixing groove 223 is provided behind the rope-limiting portion 221 of the quick-release fastener 22, and the fixing groove 223 engages with the top of the fixing platform 214.

[0026] The headband 4 contacts the cord-limiting portion 221 of the quick-fastener 22, and the width of the cord-limiting portion 221 matches the width of the headband 4. The cord-limiting portion 221 limits the position of the headband 4 on the quick-fastener 22. The headband 4 is an elastic cord, and it cooperates with the quick-fastener 22 and the headband cover 21 to ensure a snug fit when the user wears the mask. The mounting post 222 cooperates with the mounting hole 213 to achieve a hinge between the quick-fastener 22 and the headband cover 21, ensuring that the quick-fastener 22 can rotate relative to the headband cover 21. The fixing groove 223 and the fixing platform 214 improve the connection stability between the quick-fastener 22 and the headband cover 21.

[0027] The face mask body 1 is connected to the headband 5 via a head strap 4. The mounting part 216 of the head strap cover 21 matches the shape of the face mask body 1. The mounting part 216 has a first cord hole 215 symmetrically provided at one end near the headband 5. The quick buckle 22 has a second cord hole 224 symmetrically provided at its bottom. The head strap 4 passes through the second cord hole 224, the cord limiting part 221 and the first cord hole 215 in sequence and is connected to the buckles on both sides of the headband 5.

[0028] The length of the head strap 4 is adjusted by the buckle to improve the user's comfort when wearing it. When the second lanyard hole 224 is at the bottom of the mounting part 216, the mask body 1 is worn on the user's face. Rotate the quick buckle 22 upwards until the second lanyard hole 224 is close to the first lanyard hole 215, the mask body 1 is detached from the user's face, and the mask body 1 is secured to the user's ears by the head strap 4.

[0029] The included angle of the cross section of the fixing groove 223 is smaller than the included angle of the top cross section of the fixing platform 214, and the side wall of the fixing groove 223 is in contact with the top side wall of the fixing platform 214. The setting of the fixing groove 223 and the fixing platform 214 improves the connection stability of the quick fastener 22, and the fixing groove 223 can rotate relative to the fixing platform 214 when the quick fastener 22 rotates.

[0030] A sound-transmitting diaphragm is provided between the sound-transmitting slot 31 and the sound-transmitting cover, with the diaphragm located inside the sound-transmitting slot 31. The diaphragm improves the clarity of the sound transmission when the user speaks.

[0031] An intake valve plate is provided at intake valve hole 11 to filter the inhaled air, and an exhaust valve plate is provided at exhaust valve 12.

[0032] Therefore, this utility model adopts the above-mentioned structure to provide a quick-fastening half-face mask with sound transmission function. By setting quick-fastening parts, head strap cover and head strap, the mask can be separated from the user's face without removing the entire mask.

[0033] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of this utility model and not to limit it. Although the utility model has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can still be made to the technical solution of this utility model, and these modifications or equivalent substitutions cannot cause the modified technical solution to deviate from the spirit and scope of the technical solution of this utility model.

Claims

1. A quick-fastening half-face mask with sound transmission function, characterized in that: The mask includes a main body and quick-fastening units and a sound transmission unit connected to the main body. The main body has air inlet valve holes on both sides and an air outlet valve at the front. Above the air outlet valve is a sound transmission slot for the sound transmission unit, which is connected to a sound transmission cover. The main body has quick-fastening units at the sound transmission cover and the air outlet valve. The head strap cover of the quick-fastening unit is connected to the main body. A quick-fastening fastener is hinged in the center of the head strap cover. The head strap is connected to the quick-fastening fastener, the head strap cover, and the headband ring in sequence.

2. The quick-fastening half-face mask with sound transmission function according to claim 1, characterized in that: The center of the headband cover is the sound transmission part and the air outlet part. The mounting part on the edge of the headband cover is connected to the side wall of the sound transmission part and the air outlet part. The air outlet part is located below the sound transmission part. The side wall of the connection between the air outlet part and the sound transmission part is symmetrically provided with mounting holes. The mounting part is symmetrically provided with fixing platforms at the mounting holes.

3. A quick-fastening half-face mask with sound transmission function according to claim 2, characterized in that: The quick-release fastener has a U-shaped rope limiting section symmetrically located at the top. A mounting post is located on the side of the rope limiting section near the mounting hole. The mounting post is hinged to the mounting hole. The quick-release fastener has a fixing groove behind the rope limiting section, which is engaged with the top of the fixing platform.

4. A quick-fastening half-face mask with sound transmission function according to claim 3, characterized in that: The main body of the mask is connected to the headband via a head strap. The mounting part of the head strap cover matches the shape of the main body of the mask. The mounting part is symmetrically provided with a first threading hole at one end near the headband, and a second threading hole is symmetrically provided at the bottom of the quick-release buckle. The head strap passes through the second threading hole, the strap limiting part, and the first threading hole in sequence and is connected to the buckles on both sides of the headband.

5. A quick-release half-face mask with sound transmission function according to claim 3, characterized in that: The included angle of the fixed groove section is smaller than the included angle of the top section of the fixed platform, and the side wall of the fixed groove is in contact with the side wall of the top of the fixed platform.

6. A quick-fastening half-face mask with sound transmission function according to claim 1, characterized in that: A sound-transmitting diaphragm is provided between the sound-transmitting slot and the sound-transmitting cover, and the sound-transmitting diaphragm is located inside the sound-transmitting slot.

7. A quick-fastening half-face mask with sound transmission function according to claim 1, characterized in that: An intake valve plate is provided at the intake valve port, and an exhaust valve plate is provided at the exhaust valve.

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