CN216091937U

CN216091937U - Gas mask for fire fighting

Info

Publication number: CN216091937U
Application number: CN202122075878.XU
Authority: CN
Inventors: 陈江
Original assignee: Individual
Current assignee: Daoxiong Security Technology Shanghai Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-22
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of fire fighting and discloses a fire fighting gas mask which comprises a mask body, wherein an eye mask box is fixedly arranged at the top of one side of the mask body, a cross rod is fixedly arranged at the top of the inner wall of the mask body, the outer surface of the middle part of the cross rod is in sliding insertion connection with the top of an internal scraper, the bottom of the internal scraper is in sliding connection with the upper surface of a partition plate, and one side of the partition plate is fixedly connected with one side of the inner wall of the eye mask box. This gas mask for fire control, it rotates in the inside of eye-shade box to rotate the in-process drive straight-teeth gear through the axis of rotation, straight-teeth gear drives two fluted disc and removes, fluted disc area moves two scraper blades and cleans the face guard, it remains on the face guard surface to have reached and has avoided dust and fog, guarantee face guard sight is thorough, make things convenient for the fire fighter to the effect of surrounding operational environment observation, solved traditional gas mask and inconvenient dust and the fog of cleaning, can't in time make the processing to danger on every side, influence the problem of rescue efficiency simultaneously.

Description

Gas mask for fire fighting

Technical Field

The utility model relates to the technical field of fire fighting, in particular to a gas mask for fire fighting.

Background

Gas masks are used as personal protective equipment to provide effective protection to the respiratory organs, eyes and facial skin of a person. The mask is an important component of a gas mask and is a component that isolates the face of a person from the outside contaminated air.

Present gas mask, in the fire control rescue use, the eye position pollutes easily fuzzily, and inconvenient user is to the observation of environment to receive the influence of environment, can't take off the face guard and clean, lead to the efficiency of serious influence fire control rescue, because the sight is obstructed simultaneously, make the fire fighter can't observe danger on every side easily, increase rescue work danger.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a fire-fighting gas mask, which can clean the sight position of the gas mask in time, effectively avoid the sight blockage caused by the pollution to the mask, ensure the thorough sight of the disinfection mask in the using process, ensure the rescue work of fire fighters to be smoother, avoid the danger of manually wiping the gas mask, increase the safety of the gas mask, simultaneously improves the ability of adapting to the environment and the efficiency of rescue work in the using process of the gas mask, solves the problems that the eye position is easy to be polluted and blurred and is inconvenient for a user to observe the environment, and the mask can not be taken down for wiping under the influence of the environment, which causes serious influence on the efficiency of fire rescue, meanwhile, due to the fact that the sight line is blocked, surrounding dangers cannot be observed easily by firemen, and the danger of rescue work is increased.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a fire control is with gas mask, which comprises a face guard, the fixed eye-shade box that is provided with in top of face guard one side, the fixed horizontal pole that is provided with in top of inner wall, the surface at horizontal pole middle part is pegged graft with the top of inside scraper blade in a sliding manner, the bottom of inside scraper blade and the upper surface sliding connection of baffle, one side of baffle and one side fixed connection of eye-shade box inner wall, the one end of inside scraper blade bottom and the one end fixed connection of supporting shoe, the one end fixed connection at baffle and gullet board top is passed to the bottom of supporting shoe, the inner circumference of gullet board slides and cup joints in the surface at litter middle part, the one end of litter and the bottom fixed connection of eye-shade box inner wall one side, the fixed silo down that is provided with in bottom of eye-shade box.

The tooth meshing of the tooth of tooth's socket board one side and the outer periphery of straight-tooth gear, the fixed cover in middle part of straight-tooth gear connects in the outer white face at axis of rotation top, the middle part of axis of rotation rotates and sets up in the bottom of eye-shade box, the one end that straight-tooth gear was kept away from to the axis of rotation is pegged graft with driven bevel gear's middle part, the tooth of the outer periphery of driven bevel gear and the tooth meshing of the outer periphery of drive bevel gear, the fixed cover of drive bevel gear connects in the surface of motor one side output shaft, the bottom of motor and the top fixed connection of layer board, one end of layer board and one side fixed connection of power box inner wall, one side of power box and the middle part fixed connection of face guard one side.

Further, the quantity of horizontal pole is two, and two horizontal poles are all fixed to be set up in the top of eye-shade box inner wall to two horizontal poles all peg graft with the top of inside scraper blade.

Furthermore, the surface of the partition plate is provided with two symmetrical sliding grooves, the width of each sliding groove is larger than that of each supporting block, and the length of each sliding groove is larger than the maximum movement distance of each supporting block.

Furthermore, teeth are not arranged at one half of the outer circumferential surface of the driving bevel gear, the number of the driven bevel gears meshed with the driving bevel gear is two, and the two driven bevel gears are alternately meshed with each other and arranged on two sides of the outer circumferential surface of the driving bevel gear.

Furthermore, the number of the toothed groove plates is two, the two toothed groove plates are symmetrically arranged on two sides of the outer circumferential surface of the straight gear through teeth, and the two toothed groove plates are sleeved on the outer surfaces of the two sliding rods in a sliding mode.

Further, the quantity of inside scraper blade is two, and two inside scraper blades pass through the supporting shoe and set up in the top of two flute plates, and one side and the fixed isolation glass board sliding connection that sets up in the eye-shade box is positive of inside scraper blade, and one side of isolating glass board and one side sliding connection of outside scraper blade, the fixed first magnet piece that is provided with in middle part of outside scraper blade, and the middle part of inside scraper blade one side all is fixed and is provided with the second magnet piece, first magnet piece and the collineation setting of second magnet piece.

Further, the fixed ribbon that is provided with in middle part at the face guard back, the ribbon is adjustable length setting to the fixed inspection mouth that is provided with in bottom of the positive mouth of breathing of face guard.

The utility model has the beneficial effects that:

1. this gas mask for fire control, it rotates in the inside of eye-shade box to rotate the in-process drive straight-teeth gear through the axis of rotation, straight-teeth gear drives two fluted disc and removes, fluted disc area moves two scraper blades and cleans the face guard, it remains on the face guard surface to have reached and has avoided dust and fog, guarantee face guard sight is thorough, make things convenient for the fire fighter to the effect of surrounding operational environment observation, solved traditional gas mask and inconvenient dust and the fog of cleaning, can't in time make the processing to danger on every side, influence the problem of rescue efficiency simultaneously.

2. This respirator for fire control in time clears up respirator sight position, and the effectual pollution of having avoided the face guard leads to the sight to be obstructed, guarantees the thorough of sight in the disinfection face guard use, makes fire fighter's rescue work more smooth, has avoided the danger of manual cleaning respirator, increases respirator's security, improves the efficiency of the ability of adaptation environment and rescue work in the respirator use simultaneously

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a front three-dimensional structural cross-sectional view of the present invention;

FIG. 2 is a three-dimensional structural sectional view of the eyecup case of the present invention;

FIG. 3 is a schematic diagram of the front overall three-dimensional structure of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is a schematic diagram of a working three-dimensional structure of a spur gear according to the present invention;

FIG. 6 is a schematic view of the backside structure of the present invention.

Description of reference numerals: 1-face mask, 2-inspection opening, 3-power box, 4-rotating shaft, 5-driving bevel gear, 6-driven bevel gear, 7-motor, 8-supporting plate, 9-blanking groove, 10-slide rod, 11-first magnet block, 12-external scraper, 13-internal scraper, 14-second magnet block, 15-supporting block, 16-sliding groove, 17-cross bar, 18-slotted plate, 19-eye mask box, 20-ribbon, 21-isolating glass plate, 22-partition plate and 23-spur gear.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-6, a fire protection gas mask comprises a face mask 1, a binding belt 20 is fixedly arranged in the middle of the back of the face mask 1, the binding belt 20 is in a length-adjustable arrangement, an inspection opening 2 is fixedly arranged at the bottom of a front breathing opening of the face mask 1, the face mask is conveniently fixed on the head of a user through the binding belt 20, filter paper of the breathing opening of the face mask is conveniently replaced through the arrangement of the inspection opening 2, the service life of the gas mask is prolonged, an eye mask box 19 is fixedly arranged at the top of one side of the face mask 1, cross rods 17 are fixedly arranged at the top of the inner wall, the number of the cross rods 17 is two, the two cross rods 17 are fixedly arranged at the top of the inner wall of the eye mask box 19, the two cross rods 17 are respectively inserted into the top of an inner scraper 13, the cross rods 17 are arranged at the top of the inner scraper 13, the stability of the inner scraper 13 in the sliding process is improved, the outer surface of the middle of the cross rods 17 is slidably inserted into the top of the inner scraper 13, the number of the internal scrapers 13 is two, the two internal scrapers 13 are arranged at the tops of the two slotted plates 18 through the supporting blocks 15, one side of each internal scraper 13 is in sliding connection with an isolation glass plate 21 fixedly arranged on the front surface of the eye shield box 19, one side of each isolation glass plate 21 is in sliding connection with one side of the external scraper 12, the middle of each external scraper 12 is fixedly provided with a first magnet block 11, the middle of one side of each internal scraper 13 is fixedly provided with a second magnet block 14, the first magnet blocks 11 and the second magnet blocks 14 are arranged in a collinear manner, the isolation glass plates 21 are effectively wiped through the movement of the two internal scrapers 13, the phenomenon that the excessive fog affects the sight of a user is avoided, the external scrapers 12 are driven to move in the moving process of the internal scrapers 13 through the first magnet blocks 11 and the second magnet blocks 14, the internal and external wiping of the isolation glass plates 21 is realized, the tidiness of the isolation glass plates 21 is guaranteed, the bottom of the internal scraper 13 is connected with the upper surface of a partition plate 22 in a sliding manner, two symmetrical sliding grooves 16 are arranged on the surface of the partition plate 22, the width of each sliding groove 16 is larger than that of each supporting block 15, the length of each sliding groove 16 is larger than the maximum movement distance of each supporting block 15, the supporting blocks 15 can conveniently move on the surface of the partition plate 22 through the sliding grooves 16, the supporting blocks 15 are effectively prevented from being clamped by the longer sliding grooves 16, one side of each partition plate 22 is fixedly connected with one side of the inner wall of the eyeshade box 19, one end of the bottom of the internal scraper 13 is fixedly connected with one end of each supporting block 15, the bottom of each supporting block 15 penetrates through the partition plate 22 to be fixedly connected with one end of the top of each toothed groove plate 18, the number of the toothed groove plates 18 is two, the two toothed groove plates 18 are symmetrically arranged on two sides of the outer circumferential surface of the spur gear 23 through teeth, the two toothed groove plates 18 are both slidably sleeved on the outer surfaces of the two sliding rods 10, and the two toothed groove plates 18 are arranged to realize two-direction movement of the internal scraper 13 in the rotation process of the spur gear 23, therefore, the efficiency of wiping the eyeshade is improved, the inner circumferential surface of the toothed groove plate 18 is sleeved on the outer surface of the middle part of the sliding rod 10 in a sliding mode, one end of the sliding rod 10 is fixedly connected with the bottom of one side of the inner wall of the eyeshade box 19, the blanking groove 9 is fixedly arranged at the bottom of the eyeshade box 19, and dust which is conveniently scraped through the blanking groove 9 drops.

Teeth on one side of the fluted plate 18 are meshed with teeth on the outer circumferential surface of a straight gear 23, the middle part of the straight gear 23 is fixedly sleeved on the outer white surface of the top of a rotating shaft 4, the middle part of the rotating shaft 4 is rotatably arranged at the bottom of an eye shield box 19, one end of the rotating shaft 4, which is far away from the straight gear 23, is spliced with the middle part of a driven bevel gear 6, the teeth on the outer circumferential surface of the driven bevel gear 6 are meshed with the teeth on the outer circumferential surface of a driving bevel gear 5, teeth are not arranged at one half of the outer circumferential surface of the driving bevel gear 5, the number of the driven bevel gears 6 meshed with the driving bevel gear 5 is two, the two driven bevel gears 6 are alternately meshed with two sides of the outer circumferential surface of the driving bevel gear 5, the teeth are arranged at one half of the surface of the driving bevel gear 5, the driving bevel gear 5 rotates for one circle to drive the two driven bevel gears 6 to rotate towards two directions, and the driving bevel gear 5 is fixedly sleeved on the outer surface of an output shaft on one side of a motor 7, the bottom of motor 7 and the top fixed connection of layer board 8, one end and the one side fixed connection of 3 inner walls of power box of layer board 8, the middle part fixed connection of one side and face guard 1 one side of power box 3.

When the anti-virus mask is used, the anti-virus mask is fixed on the head of a fire fighter through a binding belt 20, when the eye isolation glass plate 21 of the mask is polluted by dust and internal fog in the use process, a starting motor 7 is used as power to drive a rotary bevel gear 5 to rotate, the rotary bevel gear 5 drives a rotary shaft 4 to rotate through a driven bevel gear 6, teeth on the surface of the drive bevel gear 5 are half of the whole circumferential surface, so that one circle of rotation of the drive bevel gear 5 respectively drives two driven bevel gears 6 to rotate alternately, the rotary shaft 4 can rotate towards two directions under the action of the drive bevel gear 5, the rotary shaft 4 drives a straight gear 23 to rotate in the rotation process, the straight gear 23 drives the tooth space plates 18 on the two sides to move towards two opposite directions on the surface of a sliding rod 10 in the rotation process, the tooth space plates 18 drive an internal scraper 13 to move on the inner side of the isolation glass plate 21 through a supporting block 15 in the moving process, effectual inboard fog of isolating glass plate 21 is scraped, and the effect through the first magnet 11 in second magnet piece 14 and outside scraper blade 12 one side of inside scraper blade 13 one side is down simultaneously, drives outside scraper blade 12 and removes in the outside of isolating glass plate 21, and the effectual dust that will isolate the glass plate 21 outside is scraped, ensures respirator's thorough nature.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A fire protection gas mask, comprising a mask (1), characterized in that: the top of one side of the face mask (1) is fixedly provided with an eyeshade box (19), the top of the inner wall is fixedly provided with a cross rod (17), the outer surface of the middle part of the cross rod (17) is in sliding insertion connection with the top of an internal scraper (13), the bottom of the internal scraper (13) is in sliding connection with the upper surface of a partition plate (22), one side of the partition plate (22) is fixedly connected with one side of the inner wall of the eyeshade box (19), one end of the bottom of the internal scraper (13) is fixedly connected with one end of a supporting block (15), the bottom of the supporting block (15) penetrates through the partition plate (22) to be fixedly connected with one end of the top of a toothed groove plate (18), the inner circumferential surface of the toothed groove plate (18) is in sliding sleeve connection with the outer surface of the middle part of a sliding rod (10), one end of the sliding rod (10) is fixedly connected with the bottom of one side of the inner wall of the eyeshade box (19), and the bottom of the eyeshade box (19) is fixedly provided with a discharging groove (9);

the tooth of one side of the tooth socket plate (18) is meshed with the tooth of the outer circumferential surface of the straight gear (23), the middle part of the straight gear (23) is fixedly sleeved on the outer white surface of the top of the rotating shaft (4), the middle part of the rotating shaft (4) is rotatably arranged at the bottom of the eye shield box (19), one end of the rotating shaft (4), far away from the straight gear (23), is inserted into the middle part of the driven bevel gear (6), the tooth of the outer circumferential surface of the driven bevel gear (6) is meshed with the tooth of the outer circumferential surface of the driving bevel gear (5), the driving bevel gear (5) is fixedly sleeved on the outer surface of an output shaft at one side of the motor (7), the bottom of the motor (7) is fixedly connected with the top of the supporting plate (8), one end of the supporting plate (8) is fixedly connected with one side of the inner wall of the power box (3), and one side of the power box (3) is fixedly connected with the middle part of one side of the face shield (1).

2. A fire fighting gas mask as recited in claim 1, wherein: the quantity of horizontal pole (17) is two, and two horizontal poles (17) are all fixed to be set up in the top of eyeshade box (19) inner wall to two horizontal poles (17) are all pegged graft with the top of inside scraper blade (13).

3. A fire fighting gas mask as recited in claim 1, wherein: the surface of the partition plate (22) is provided with two symmetrical sliding grooves (16), the width of each sliding groove (16) is larger than that of each supporting block (15), and the length of each sliding groove (16) is larger than the maximum movement distance of each supporting block (15).

4. A fire fighting gas mask as recited in claim 1, wherein: teeth are not arranged at one half of the outer circumferential surface of the driving bevel gear (5), the number of the driven bevel gears (6) meshed with the driving bevel gear (5) is two, and the two driven bevel gears (6) are alternately meshed with the two sides of the outer circumferential surface of the driving bevel gear (5).

5. A fire fighting gas mask as recited in claim 1, wherein: the number of the fluted plates (18) is two, the two fluted plates (18) are symmetrically arranged on two sides of the outer circumferential surface of the straight gear (23) through teeth, and the two fluted plates (18) are sleeved on the outer surfaces of the two sliding rods (10) in a sliding mode.

6. A fire fighting gas mask as recited in claim 1, wherein: the quantity of inside scraper blade (13) is two, two inside scraper blades (13) set up in the top of two gullet boards (18) through supporting shoe (15), one side and the fixed isolation glass board (21) sliding connection who sets up in eye-shade box (19) front of inside scraper blade (13), one side and one side sliding connection of outside scraper blade (12) of isolating glass board (21), the fixed first magnet piece (11) that is provided with in middle part of outside scraper blade (12), the middle part of inside scraper blade (13) one side all is fixed and is provided with second magnet piece (14), first magnet piece (11) and second magnet piece (14) collineation setting.

7. A fire fighting gas mask as recited in claim 1, wherein: the middle part of the back of the face mask (1) is fixedly provided with a binding belt (20), the binding belt (20) is arranged in a length-adjustable mode, and the bottom of the front breathing opening of the face mask (1) is fixedly provided with an inspection opening (2).