CN211882293U

CN211882293U - Multifunctional dustproof gas mask

Info

Publication number: CN211882293U
Application number: CN202020124194.7U
Authority: CN
Inventors: 苏京洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-11-10
Anticipated expiration: 2030-01-17

Abstract

The utility model discloses a multi-functional dustproof gas mask, its technical scheme main points are: the mask comprises a mask body, a cleaning mechanism and an overhauling mechanism, wherein a fixed frame is arranged on the front surface of the mask body, a filter screen is arranged on one side surface of the fixed frame, the filter screen penetrates through one side surface of the fixed frame, the cleaning mechanism is positioned at the joint of the fixed frame and the filter screen, the cleaning mechanism comprises a slide bar, the slide bar is positioned on the front surface of the fixed frame, a slide groove is formed in one side, positioned on the slide bar, of the front surface of the fixed frame, and a slide block is fixedly connected to one side surface of the filter; the utility model discloses a slide bar that sets up is favorable to convenient, quick dismantlement filter screen, has ensured the filter screen to the filtering action of dust, and the filter screen has played the guard action simultaneously. Through the pull ring and the torsion spring which are arranged, the convenient and quick opening of the box cover is facilitated, the working efficiency of workers is improved, and the service life of the loudspeaker is prolonged.

Description

Multifunctional dustproof gas mask

Technical Field

The utility model belongs to the dustproof and gas defense utensil field, concretely relates to multi-functional dustproof and gas defense gauze mask.

Background

The mask is a sanitary article, generally refers to a device which is worn at the mouth and nose part and used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is made of gauze or paper and the like.

For example, the utility model with the authorization notice number of CN108392755A discloses a high-efficiency safe gas mask for medical care personnel. The device can be applied to medical staff with different physiques, and has the advantages that the length of the ear line is adjusted to enable the medical staff to use comfortably; but foretell this kind of device is when the filter screen is used for a long time, and the accumulational dust in surface is too much, and inconvenient cleanness is favorable to convenient, quick dismantlement filter screen, in addition, after the megaphone of loudspeaker box inside is used for a long time, appears damaging, and inconvenient staff is to its maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional dustproof gas mask to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional dustproof and gas-defense mask comprises a mask body, a cleaning mechanism and an overhauling mechanism, wherein a fixed frame is arranged on the front surface of the mask body, a filter screen is arranged on one side surface of the fixed frame, the filter screen penetrates through one side surface of the fixed frame, the cleaning mechanism is positioned at the joint of the fixed frame and the filter screen, the cleaning mechanism comprises a slide bar, the slide bar is positioned on the front surface of the fixed frame, the front surface of the fixed frame is positioned at one side of the slide bar and is provided with a slide groove, one side surface of the filter screen is fixedly connected with a slide block, the filter screen is movably connected with the fixed frame through the slide block and the slide groove in a sliding manner, one side surface of the slide block is provided with a first clamping groove, a fixed groove is formed in the fixed frame, one side surface of the fixed groove is fixedly connected with a, one side of bolt is in the inside of first draw-in groove, first slide opening has been seted up to one side that the front surface of fixed frame is in the filter screen, the slide bar runs through in first slide opening and with the bolt connection.

Preferably, a sound amplifying box is arranged on one side of the front surface of the mask body, which is positioned on the fixing frame, a box cover is arranged on the surface of one side of the sound amplifying box, the maintenance mechanism is positioned at the joint of the sound amplifying box and the box cover and comprises a pull ring which is positioned on one side surface of the sound amplifying box, the front surface of the sound amplifying box is fixedly connected with a torsion spring, the box cover is movably connected with the sound amplifying box through the torsion spring, the front surface of the sound amplifying box is provided with a lock groove, the rear surface of the box cover is fixedly connected with a lock plate, the locking plate is positioned in the locking groove, a second clamping groove is formed in the surface of one side of the locking plate, a connecting plate is arranged in the sound amplifying box, a second spring is arranged at the joint of the connecting plate and the locking groove, a fixed block is fixedly connected with the surface of one side of the connecting plate, and a clamping column is fixedly connected to the surface of the other side of the connecting plate, and one side of the clamping column is positioned in the second clamping groove.

Preferably, a second sliding hole is formed in the surface of one side of the fixing groove, and the sliding rod penetrates through the second sliding hole and is connected with the bolt.

Preferably, a first connecting hole is formed in one side surface of the sliding groove, and the bolt penetrates through the first connecting hole and is connected with the first spring.

Preferably, the first springs are provided with two groups, and the two groups of first springs are connected to one side surface of the bolt.

Preferably, a second connecting hole is formed in the surface of one side of the locking groove, and the clamping column penetrates through the second connecting hole and is connected with the connecting plate.

Preferably, the pull ring penetrates through one side surface of the sound amplifying box, one side of the pull ring is located inside the sound amplifying box, and one side surface of the pull ring is fixedly connected with one side surface of the connecting plate.

Preferably, the cross section of the lock plate is rectangular, and the opening width of the lock groove is three times of zero of the width of the lock plate.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) through the arranged slide rod, the slide rod is conveniently pulled to one side through the first slide hole, and the bolt connected to one side is driven to move to one side under the action of the first spring, so that one side of the bolt leaves the inside of the first clamping groove, and the lock between the slide block and the slide groove is opened; through the slider that sets up, be convenient for slide the filter screen through the inboard one end of slider at the spout, with the inboard of slider roll-off spout to with the filter screen from fixed frame internal disassembly, effectively avoided when the filter screen uses for a long time, the accumulational dust in surface is too much, inconvenient cleanness, be favorable to convenient, quick dismantlement filter screen, ensured the filter effect of filter screen to the dust, the filter screen has played the guard action simultaneously.

(2) The pull ring is convenient to pull towards one side through the arranged pull ring, so that the fixed block connected to one side of the pull ring moves towards one side under the action of the second spring, the clamping column connected to one side of the connecting plate is driven to move towards one side, one side of the clamping column is separated from the inside of the second clamping groove, and the locking state of the locking plate and the locking groove is opened; through the torsional spring that sets up, the lid that is convenient for to open the lock dead state turns to one side through the axle center of torsional spring and automatically bounces for the lid is opened from one side of public address box, has effectively avoided the long-time back of using of megaphone inside the public address box, appears damaging, and inconvenient staff is favorable to convenient, quick opening the lid to its maintenance, has improved staff's work efficiency, has prolonged the life of megaphone.

Drawings

Fig. 1 is one of the schematic structural diagrams of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1 according to the present invention

FIG. 3 is a side view of the fixing frame and the filter net of FIG. 1;

fig. 4 is an enlarged view of B in fig. 3 according to the present invention;

fig. 5 is a top connection cross-sectional view of the sound amplifying box and the box cover in fig. 1 according to the present invention;

fig. 6 is an enlarged view of C in fig. 5 according to the present invention.

Description of the reference numerals

1. A mask body; 2. a fixing frame; 3. a filter screen; 4. a sound amplification box; 5. a box cover; 6. a torsion spring; 7. A slider; 8. a chute; 9. a first slide hole; 10. a slide bar; 11. fixing grooves; 12. a bolt; 13. a first spring; 14. a first card slot; 15. a second slide hole; 16. a first connection hole; 17. locking the groove; 18. a locking plate; 19. a pull ring; 20. a fixed block; 21. a connecting plate; 22. a second spring; 23. clamping the column; 24. a second card slot; 25. and a second connection hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a multifunctional dustproof and gas-defense mask, wherein the technical solution is as follows: comprises a mask body 1, a cleaning mechanism and an overhauling mechanism, wherein a fixed frame 2 is arranged on the front surface of the mask body 1, a filter screen 3 is arranged on one side surface of the fixed frame 2, the filter screen 3 penetrates through one side surface of the fixed frame 2, the cleaning mechanism is positioned at the joint of the fixed frame 2 and the filter screen 3, the cleaning mechanism comprises a slide bar 10, the slide bar 10 is positioned on the front surface of the fixed frame 2, a slide groove 8 is formed in one side, positioned on the slide bar 10, of the front surface of the fixed frame 2, a slide block 7 is fixedly connected with one side surface of the filter screen 3, the filter screen 3 is movably connected with the fixed frame 2 through the slide block 7 and the slide groove 8 in a sliding manner, a first clamping groove 14 is formed in one side surface of the slide block 7, a fixed groove 11 is formed in the fixed frame 2, a first spring 13, one side of the bolt 12 is positioned inside the first clamping groove 14, one side of the front surface of the fixed frame 2, which is positioned at the filter screen 3, is provided with a first sliding hole 9, and the sliding rod 10 penetrates through the first sliding hole 9 and is connected with the bolt 12.

In this embodiment, preferably, the front surface of the mask body 1 is provided with a sound amplifying box 4 at one side of the fixing frame 2, one side surface of the sound amplifying box 4 is provided with a box cover 5, the maintenance mechanism is located at a joint of the sound amplifying box 4 and the box cover 5, the maintenance mechanism comprises a pull ring 19, the pull ring 19 is located at one side surface of the sound amplifying box 4, the front surface of the sound amplifying box 4 is fixedly connected with a torsion spring 6, the box cover 5 is movably connected with the sound amplifying box 4 through the torsion spring 6, the front surface of the sound amplifying box 4 is provided with a lock groove 17, the rear surface of the box cover 5 is fixedly connected with a lock plate 18, the lock plate 18 is located inside the lock groove 17, one side surface of the lock plate 18 is provided with a second lock groove 24, the inside of the sound amplifying box 4 is provided with a connecting plate 21, the joint of the connecting plate 21 and the lock groove 17 is provided with a second spring, one side of the clamping column 23 is positioned in the second clamping groove 24, so that the box cover 5 can be conveniently and quickly opened, the working efficiency of workers is improved, and the service life of the loudspeaker is prolonged.

In this embodiment, preferably, a second sliding hole 15 is formed in a surface of one side of the fixing groove 11, and the sliding rod 10 penetrates through the second sliding hole 15 and is connected to the plug 12, so that pulling the sliding rod 10 to one side can drive the plug 12 to move to one side in the fixing groove 11.

In this embodiment, preferably, a first connection hole 16 is formed in a surface of one side of the sliding groove 8, and the latch 12 penetrates through the first connection hole 16 and is connected to the first spring 13, so that one side of the latch 12 can be clamped into the first slot 14 and can also be separated from the first slot 14.

In this embodiment, preferably, the first springs 13 are provided in two sets, and the two sets of first springs 13 are connected to one side surface of the latch 12, so that one side of the latch 12 can be tightly engaged inside the first engaging groove 14.

In this embodiment, preferably, a second connection hole 25 is formed in a surface of one side of the lock slot 17, and the locking column 23 penetrates through the second connection hole 25 and is connected to the connection plate 21, so that one side of the locking column 23 can be clamped into the second clamping slot 24.

In this embodiment, preferably, the pull ring 19 penetrates through a side surface of the loudspeaker box 4, and one side of the pull ring 19 is located inside the loudspeaker box 4, and a side surface of the pull ring 19 is fixedly connected with a side surface of the connecting plate 21, so that pulling the pull ring 19 to one side drives the clamping column 23 connected to one side to leave the inside of the second clamping groove 24.

In this embodiment, it is preferable that the cross section of the locking plate 18 is rectangular, and the opening width of the locking groove 17 is three times of the zero point of the width of the locking plate 18, so that the locking plate 18 can rotate through the axis of the torsion spring 6 to separate the locking plate 18 from the inside of the locking groove 17.

The utility model discloses a theory of operation and use flow: the device is when using, at first with slide bar 10 through first slide opening 9 to one side pulling, the effort that is connecting on one side 12 receives first spring 13 is moved to one side, make one side of bolt 12 leave the inside of first draw-in groove 14, thereby die the form with the lock between slider 7 and the spout 8 and open, then slide filter screen 3 through slider 7 in the inboard one end of spout 8 again, with the inboard of slider 7 roll-off spout 8, thereby dismantle filter screen 3 from fixed frame 2, and then realized the cleanness to filter screen 3, and be favorable to convenient, quick dismantlement filter screen 3, the filter effect of filter screen 3 to the dust has been ensured, filter screen 3 has played the guard action simultaneously. When using, at first to one side pulling pull ring 19, make the fixed block 20 of connection in pull ring 19 one side receive the effort of second spring 22 to one side removal, the card post 23 of connecting in connecting plate 21 one side is also moving to one side, leave the inside of second draw-in groove 24 with one side of card post 23, thereby open the lock state of jam plate 18 and locked groove 17, then lid 5 that the lock state of dying has been opened can receive the axle center of torsional spring 6 and turn to one side automatic springing, make lid 5 open from one side of public address box 4, and then realized the maintenance to the inside megaphone of public address box 4, be favorable to convenient, quick opening lid 5, staff's work efficiency has been improved, the life of megaphone has been prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The multifunctional dustproof and gas-defense mask is characterized by comprising a mask body (1), a cleaning mechanism and an overhauling mechanism, wherein a fixed frame (2) is arranged on the front surface of the mask body (1), a filter screen (3) is arranged on one side surface of the fixed frame (2), the filter screen (3) penetrates through one side surface of the fixed frame (2), the cleaning mechanism is positioned at the joint of the fixed frame (2) and the filter screen (3), the cleaning mechanism comprises a slide rod (10), the slide rod (10) is positioned on the front surface of the fixed frame (2), a chute (8) is formed in one side, positioned on the slide rod (10), of the front surface of the fixed frame (2), a slide block (7) is fixedly connected to one side surface of the filter screen (3), the filter screen (3) is in sliding fit with the chute (8) through the slide block (7) and is movably connected with the fixed frame, first draw-in groove (14) have been seted up to a side surface of slider (7), fixed slot (11) have been seted up to the inside of fixed frame (2), a side fixed surface of fixed slot (11) is connected with first spring (13), the inside of fixed slot (11) is provided with bolt (12), bolt (12) are connected with fixed slot (11) through first spring (13), one side of bolt (12) is in the inside of first draw-in groove (14), first slide opening (9) have been seted up to one side that the front surface of fixed frame (2) is in filter screen (3), slide bar (10) run through in first slide opening (9) and are connected with bolt (12).

2. The multifunctional dustproof and anti-virus mask according to claim 1, wherein a sound amplification box (4) is arranged on one side of the front surface of the mask body (1) positioned at the fixing frame (2), a box cover (5) is arranged on one side surface of the sound amplification box (4), the maintenance mechanism is positioned at the joint of the sound amplification box (4) and the box cover (5), the maintenance mechanism comprises a pull ring (19), the pull ring (19) is positioned on one side surface of the sound amplification box (4), a torsion spring (6) is fixedly connected with the front surface of the sound amplification box (4), the box cover (5) is movably connected with the sound amplification box (4) through the torsion spring (6), a lock groove (17) is formed on the front surface of the sound amplification box (4), a lock plate (18) is fixedly connected with the rear surface of the box cover (5), the lock plate (18) is positioned inside the lock groove (17), a second clamping groove (24) is formed on one side surface of the lock plate (18), the inside of amplifying box (4) is provided with connecting plate (21), the junction of connecting plate (21) and locked groove (17) is provided with second spring (22), one side fixed surface of connecting plate (21) is connected with fixed block (20), the opposite side fixed surface of connecting plate (21) is connected with card post (23), one side of card post (23) is in the inside of second draw-in groove (24).

3. The mask according to claim 2, wherein a second connection hole (25) is formed on one side surface of the lock groove (17), and the engaging post (23) penetrates the second connection hole (25) and is connected to the connection plate (21).

4. The multifunctional dustproof and antivirus mask according to claim 2, wherein the pull ring (19) penetrates through one side surface of the sound amplification box (4), one side of the pull ring (19) is located inside the sound amplification box (4), and one side surface of the pull ring (19) is fixedly connected with one side surface of the connecting plate (21).

5. The multi-functional dustproof and antivirus mask according to claim 2, wherein the locking groove (17) and the locking plate (18) are rectangular in cross section, and the opening width of the locking groove (17) is three times the zero point of the width of the locking plate (18).

6. The mask according to claim 1, wherein a second sliding hole (15) is formed on one side surface of the fixing groove (11), and the sliding rod (10) penetrates through the second sliding hole (15) and is connected to the plug (12).

7. The mask according to claim 1, wherein a first connecting hole (16) is formed on one side surface of the sliding groove (8), and the pin (12) penetrates through the first connecting hole (16) and is connected to the first spring (13).

8. The multi-functional dustproof and gas mask according to claim 1, wherein the first springs (13) are provided in two sets, and the two sets of the first springs (13) are connected to one side surface of the plug (12).