CN210472822U

CN210472822U - Air respirator

Info

Publication number: CN210472822U
Application number: CN201920916114.9U
Authority: CN
Inventors: 顾斌
Original assignee: Nantong Haizhou Marine Equipment Co ltd
Current assignee: Nantong Haizhou Marine Equipment Co ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-05-08
Anticipated expiration: 2029-06-18

Abstract

The utility model relates to the technical field of medical equipment, and an air respirator is disclosed, including gas cylinder, full face guard and gas-supply pipe, be connected through the gas-supply pipe between gas cylinder and the full face guard, the back of gas cylinder is provided with the braces, the equal fixed mounting in top and the bottom of full face guard both sides has the buckle. This air respirator, drive the inside slip of connecting rod to the connector link through pressing the briquetting, then drive the left side of fly leaf through the connecting rod and move to inside, make the left side of fly leaf move to the right side backward when moving to inside through the connecting axle, thereby break away from fixed fixture block and fixed sawtooth, then take out the second connecting band from the fixed slot, loosen this moment and press the briquetting, will press the briquetting to reset through second tensioning spring, reset to the fly leaf through first tensioning spring and third tensioning spring simultaneously, make next time to dress more convenient, thereby reached simple structure and convenient to use's purpose.

Description

Air respirator

Technical Field

The utility model relates to the technical field of medical equipment, specifically to an air respirator.

Background

The air respirator is a self-sufficient open type air respirator, which is widely applied to departments such as fire control, chemical engineering, ships, petroleum, smelting, warehouses, laboratories, mines and the like, and is used for fire extinguishment, rescue and relief work and rescue work of firemen or rescue and rescue personnel under various environments such as dense smoke, toxic gas, steam or oxygen deficiency and the like.

The existing air respirator can generally supply oxygen to users effectively, and is convenient to store and use, but the bandage of the existing air respirator mask generally uses a rib with strong elasticity, and the rib possibly causes insufficient sealing or the elasticity is too strong to cause the users to feel uncomfortable when in use, so that the air respirator is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides an air respirator, possess advantages such as simple structure and use are more convenient, and the bandage of having solved current air respirator face guard generally uses the rib that elasticity is stronger, and this kind of rib may cause sealed not enough or elasticity too strong problem that leads to the user comparatively uncomfortable when using.

(II) technical scheme

For the purpose of realizing above-mentioned simple structure and using more conveniently, the utility model provides a following technical scheme: an air respirator comprises an air bottle, a full face mask and an air delivery pipe, wherein the air bottle is connected with the full face mask through the air delivery pipe, straps are arranged on the back of the air bottle, buckles are fixedly arranged at the top and the bottom of the two sides of the full face mask, one ends of the left buckles, far away from the full face mask, are fixedly connected with a first connecting belt, one ends of the right buckles, far away from the full face mask, are fixedly connected with a second connecting belt, the back of the second connecting belt is fixedly provided with a plurality of uniformly distributed fixed sawteeth, one ends of the first connecting belt, far away from the buckles, are fixedly provided with connecting buckles, the back of the connecting buckles is provided with a pressing block, a movable plate is arranged inside the connecting buckles, the left side of the top of the movable plate is provided with a connecting rod, one ends of the connecting rod, far away from the movable plate, are, the right side fixed mounting at the fly leaf back has the third tensioning spring, the positive left side fixed mounting of fly leaf has first tensioning spring, the positive right side fixed mounting of fly leaf has two fixed fixture blocks, the inside of connector link is located the front of fly leaf and has seted up the fixed slot, the one end that the full face guard was kept away from to the second connecting band runs through the fixed slot and extends to the left side of connector link.

Preferably, the middle part of the movable plate is fixedly provided with a connecting shaft, and the movable plate is connected with the connecting buckle through the connecting shaft.

Preferably, a plurality of second tensioning springs are fixedly installed inside the groove, and one end, close to the pressing block, of each second tensioning spring is fixedly connected with the pressing block.

Preferably, the ends, far away from the movable plate, of the first tensioning spring and the third tensioning spring are fixedly connected with the connecting buckle.

Preferably, one end of each fixed clamping block, which is far away from the movable plate, extends into the fixed groove, and each fixed clamping block is fastened between two adjacent fixed sawteeth.

Preferably, the left side fixed mounting at the fly leaf back has articulated seat, the one end fixed mounting of pressing the piece is kept away from to the connecting rod is in the back of articulated seat, it is articulated through articulated seat between connecting rod and the fly leaf.

(III) advantageous effects

Compared with the prior art, the utility model provides an air respirator possesses following beneficial effect:

1. this air respirator, drive the inside slip of connecting rod to the connector link through pressing the briquetting, then drive the left side of fly leaf through the connecting rod and move to inside, make the left side of fly leaf move to the right side backward when moving to inside through the connecting axle, thereby break away from fixed fixture block and fixed sawtooth, then take out the second connecting band from the fixed slot, loosen this moment and press the briquetting, will press the briquetting to reset through second tensioning spring, reset to the fly leaf through first tensioning spring and third tensioning spring simultaneously, make next time to dress more convenient, thereby reached simple structure and convenient to use's purpose.

2. This air respirator carries the gas cylinder back of the body through the braces, then will cover the area comprehensively overhead, passes the fixed slot with the second connecting band this moment, detains fixed sawtooth through fixed fixture block and fixes the second connecting band, makes the full face guard can adjust the most comfortable position through the less fixed sawtooth of interval to simple structure and convenient to use's purpose have been reached.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a back view of the first connecting belt and the second connecting belt of the present invention;

fig. 3 is a top view of the first connecting belt and the second connecting belt of the present invention;

fig. 4 is a schematic view of the inner structure of the connecting buckle of the present invention.

In the figure: 1. a gas cylinder; 2. a harness; 3. a gas delivery pipe; 4. a first connecting belt; 5. a full face mask; 6. a second connecting band; 7. buckling; 8. a pressing block; 9. a connecting buckle; 10. fixing the saw teeth; 11. a first tension spring; 12. a second tension spring; 13. a connecting rod; 14. a groove; 15. a connecting shaft; 16. a third tension spring; 17. a movable plate; 18. fixing the fixture block; 19. and fixing the grooves.

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. 1-4, an air respirator comprises an air bottle 1, a full face mask 5 and an air pipe 3, wherein the air bottle 1 is connected with the full face mask 5 through the air pipe 3, a back strap 2 is arranged on the back of the air bottle 1, buckles 7 are fixedly arranged on the top and the bottom of the two sides of the full face mask 5, one ends of the left buckles 7 far away from the full face mask 5 are fixedly connected with a first connecting belt 4, one ends of the right buckles 7 far away from the full face mask 5 are fixedly connected with a second connecting belt 6, when in use, the air bottle 1 is carried on the back through the back strap 2, then the full face mask 5 is worn on the head, the second connecting belt 6 passes through a fixing groove 19, fixing sawteeth 10 are buckled through a fixing fixture block 18 to fix the second connecting belt 6, the full face mask 5 can be adjusted to the most comfortable position through the sawteeth 10 with smaller intervals, so as to achieve the purposes of simple structure and more, a plurality of fixed sawteeth 10 which are uniformly distributed are fixedly arranged on the back surface of the second connecting belt 6, a connecting buckle 9 is fixedly arranged at one end of the first connecting belt 4, which is far away from the buckle 7, a pressing block 8 is arranged on the back surface of the connecting buckle 9, a movable plate 17 is arranged inside the connecting buckle 9, a connecting rod 13 is arranged on the left side of the top of the movable plate 17, one end of the connecting rod 13, which is far away from the movable plate 17, is fixedly connected with the pressing block 8, a groove 14 is formed in the back surface of the connecting buckle 9 and positioned on the front surface of the pressing block 8, a third tensioning spring 16 is fixedly arranged on the right side of the back surface of the movable plate 17, a first tensioning spring 11 is fixedly arranged on the left side of the front surface of the movable plate 17, two fixed clamping blocks 18 are fixedly arranged on the right side of the front surface of the movable plate 17, a, when the full face guard 5 is taken off to needs, press and press the briquetting 8, drive connecting rod 13 through pressing briquetting 8 and slide to the inside of connector link 9, then drive the left side of fly leaf 17 through connecting rod 13 and move to inside, make the left side of fly leaf 17 move to inside the right side backward when moving through connecting axle 15, thereby break away from fixed fixture block 18 and fixed sawtooth 10, then take out second connecting band 6 from fixed slot 19, loosen and press briquetting 8 this moment, reset according to briquetting 8 through second tensioning spring 12, reset to fly leaf 17 through first tensioning spring 11 and third tensioning spring 16 simultaneously, make and dress more convenient next time, thereby reached simple structure and convenient to use's purpose.

Specifically, the middle part of the movable plate 17 is fixedly provided with a connecting shaft 15, the movable plate 17 is connected with the connecting buckle 9 through the connecting shaft 15, and the left side of the movable plate 17 moves inwards and the right side moves backwards through the connecting shaft 15, so that the fixed clamping block 18 is separated from the fixed saw tooth 10.

Specifically, a plurality of second tensioning springs 12 are fixedly mounted inside the groove 14, one end, close to the pressing block 8, of each second tensioning spring 12 is fixedly connected with the pressing block 8, and the pressing block 8 is reset through the second tensioning springs 12, so that the next wearing is more convenient.

Specifically, the ends, away from the movable plate 17, of the first tensioning spring 11 and the third tensioning spring 16 are fixedly connected with the connecting buckle 9, and the movable plate 17 is reset through the first tensioning spring 11 and the third tensioning spring 16, so that the next wearing is more convenient.

Specifically, the one end that the movable plate 17 was kept away from to fixed fixture block 18 extends to the inside of fixed slot 19, and every fixed fixture block 18 lock joint is between two adjacent fixed sawtooth 10, and it is fixed to fix connecting band 6 to buckle fixed sawtooth 10 through fixed fixture block 18, makes full face guard 5 can adjust the most comfortable position through the less fixed sawtooth 10 of interval to reached simple structure and used more convenient purpose.

Specifically, the left side fixed mounting at the fly leaf 17 back has articulated seat, and the one end fixed mounting who presses the briquetting 8 is kept away from to connecting rod 13 in the back of articulated seat, and is articulated through articulated seat between connecting rod 13 and the fly leaf 17, avoids pressing and unclamping fly leaf 17 card when pressing briquetting 8 and causes the use inconvenient through articulated seat.

The working principle is as follows: when the full face mask is used, the gas bottle 1 is carried on the body through the back strap 2, the full face mask 5 is worn on the head, at the moment, the second connecting belt 6 penetrates through the fixing groove 19, the fixing sawteeth 10 are buckled through the fixing clamping blocks 18 to fix the second connecting belt 6, the full face mask 5 can be adjusted to the most comfortable position through the fixing sawteeth 10 with small intervals, when the full face mask 5 needs to be taken down, the pressing block 8 is pressed, the connecting rod 13 is driven by the pressing block 8 to slide towards the inside of the connecting buckle 9, then the left side of the movable plate 17 is driven by the connecting rod 13 to move towards the inside, the left side of the movable plate 17 moves towards the inside while the right side moves backwards through the connecting shaft 15, so that the fixing clamping blocks 18 are separated from the fixing sawteeth 10, the second connecting belt 6 is taken out of the fixing groove 19, the pressing block 8 is loosened at the moment, and the movable plate 17 is reset by the first and

third tension springs

11 and 16, so that the next wearing is more convenient.

To sum up, this air respirator, drive connecting rod 13 through pressing piece 8 and slide to the inside of connector link 9, then drive the left side of fly leaf 17 through connecting rod 13 and move to inside, make the left side of fly leaf 17 move to inside right side backward when moving through connecting axle 15, thereby break away from fixed fixture block 18 and fixed sawtooth 10, then take out second connecting band 6 from fixed slot 19, loosen pressing piece 8 this moment, will press piece 8 to reset through second tensioning spring 12, reset to fly leaf 17 through first tensioning spring 11 and third tensioning spring 16 simultaneously, make next time to dress more convenient, thereby reached simple structure and convenient to use's purpose.

And, carry the gas cylinder 1 back on one's body through braces 2, then take the full face guard 5 overhead, pass fixed slot 19 with second connecting band 6 this moment, detain fixed sawtooth 10 through fixed fixture block 18 and fix second connecting band 6, make full face guard 5 can adjust the most comfortable position through the less fixed sawtooth 10 of interval to reached simple structure and used more convenient purpose.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model provides an air respirator, includes gas cylinder (1), full face guard (5) and gas-supply pipe (3), its characterized in that: the gas cylinder is characterized in that the gas cylinder (1) is connected with the full face mask (5) through a gas pipe (3), straps (2) are arranged on the back of the gas cylinder (1), buckles (7) are fixedly arranged at the top and the bottom of the two sides of the full face mask (5), one ends, far away from the full face mask (5), of the buckles (7) on the left side are fixedly connected with a first connecting belt (4), one ends, far away from the full face mask (5), of the buckles (7) on the right side are fixedly connected with a second connecting belt (6), a plurality of uniformly distributed fixed sawteeth (10) are fixedly arranged on the back of the second connecting belt (6), connecting buckles (9) are fixedly arranged at one ends, far away from the buckles (7), of the first connecting belt (4), of the connecting buckles (9), pressing blocks (8) are arranged on the back of the connecting buckles (9), a movable plate (17) is arranged inside the connecting belt (9), and a, one end and the press block (8) fixed connection of portable plate (17) are kept away from in connecting rod (13), recess (14) are seted up to the back of connector link (9) and the front that is located press block (8), the right side fixed mounting at the portable plate (17) back has third tensioning spring (16), the positive left side fixed mounting of portable plate (17) has first tensioning spring (11), the positive right side fixed mounting of portable plate (17) has two fixed fixture blocks (18), fixed slot (19) have been seted up to the inside of connector link (9) and the front that is located portable plate (17), the one end that full face guard (5) were kept away from in second connecting band (6) runs through fixed slot (19) and extends to the left side of connector link (9).

2. An air respirator according to claim 1, wherein: the middle part fixed mounting of fly leaf (17) has connecting axle (15), be connected through connecting axle (15) between fly leaf (17) and connector link (9).

3. An air respirator according to claim 1, wherein: a plurality of second tensioning springs (12) are fixedly mounted inside the groove (14), and one ends of the second tensioning springs (12) close to the pressing block (8) are fixedly connected with the pressing block (8).

4. An air respirator according to claim 1, wherein: one ends of the first tensioning spring (11) and the third tensioning spring (16) far away from the movable plate (17) are fixedly connected with the connecting buckle (9).

5. An air respirator according to claim 1, wherein: one end, far away from the movable plate (17), of each fixed clamping block (18) extends to the inside of each fixed groove (19), and each fixed clamping block (18) is buckled between two adjacent fixed sawteeth (10).

6. An air respirator according to claim 1, wherein: the left side fixed mounting at fly leaf (17) back has articulated seat, the one end fixed mounting who keeps away from pressing block (8) in the back of articulated seat is kept away from in connecting rod (13), it is articulated through articulated seat between connecting rod (13) and fly leaf (17).