CN213313024U

CN213313024U - Air supply quantity adjusting device of electric air supply respirator

Info

Publication number: CN213313024U
Application number: CN202021766172.7U
Authority: CN
Inventors: 曹天丰
Original assignee: Jinan Haiante Security Equipment Co ltd
Current assignee: Jinan Haiante Security Equipment Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-06-01
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses an electronic air supply respirator air supply adjusting device, including face guard, connecting pipe and air duct, one side fixed mounting of face guard has the connecting pipe, and the one end fixedly connected with air duct of connecting pipe, the surface of air duct are provided with twists the piece valve, and the middle part of air duct is provided with twists the piece valve, and the one end of air duct is provided with tolerance adjusting bolt valve, and the top fixed mounting of tolerance adjusting bolt valve has the bottleneck, and the surface of bottleneck is provided with pressure sensors. This electronic air supply respirator air feed adjusting device through the setting of twisting the sheet valve, has made things convenient for the user to carry out the regulation of tolerance in the use, through the setting of twisting the block valve, adjusts the gas in the air duct effectively, sets up through the cooperation of bleeder vent and circular block, has realized gaseous flow and has stopped, through the setting of tolerance adjusting bolt valve, can control the gaseous velocity of flow of breathing bottle release, has realized that the device ration is fast adjusting gas surely.

Description

Air supply quantity adjusting device of electric air supply respirator

Technical Field

The utility model relates to a respirator tolerance adjusts technical field, specifically is electronic air supply respirator air feed volume adjusting device.

Background

The electric air supply long tube respirator is characterized in that a small air supply machine is used for supplying fresh air meeting the atmospheric quality standard to a user through a non-toxic odorless long tube. The respirator is a protective device for protecting the safety of a human respiratory system, and different hoods and full-face mask open type hoods can be selected according to different working environments, so that the applicable environment is consistent with that of a filtering type respiratory device.

The multifunctional dust-proof device is suitable for various dust-proof operation places, and is suitable for preventing various particulate matters (dust, fog, smoke and the like) and odor which does not exceed standard. Is not suitable for anoxic operation environment (the air environment with oxygen content lower than 18% is anoxic environment), is not suitable for IDLH concentration (concentration which is immediately life-threatening and healthy), and is not suitable for operation sites which can cause explosion.

The existing breathing machine only designs the exhaust of the device, the air volume of the air can not be effectively adjusted, and the breathing bottle can not be carried about in the using process, so that the using feeling of a user is ignored.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides an air supply volume adjusting device of electronic air supply respirator has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: air supply volume adjusting device of electric air supply respirator, including face guard, connecting pipe and air duct, one side fixed mounting of face guard has the connecting pipe, the one end fixedly connected with air duct of connecting pipe, the surface of air duct is provided with twists the piece valve, the middle part of air duct is provided with twists the piece valve, the one end of air duct is provided with tolerance adjusting bolt valve, the top fixed mounting of tolerance adjusting bolt valve has the bottleneck, the surface of bottleneck is provided with pressure sensors, pressure sensors's one end fixedly connected with manometer, the middle part fixed mounting of bottleneck has sealed the pad, the top fixed mounting of bottleneck has the blow vent, the top fixed mounting of blow vent has the breathing bottle.

Optionally, one side of the twisting valve is movably connected with two supporting blocks, one end of each of the two supporting blocks is fixedly connected with a retaining piece, and the other end of each of the two supporting blocks is fixedly connected with a rotating block.

Optionally, the number of the twisting block valves is two, two the bottom fixed mounting of the twisting block valves is provided with a round block, the outer surface of the round block is provided with air holes, and the number of the air holes is two.

Optionally, the inside swing joint of tolerance adjusting bolt valve has the gas baffle piece, the quantity of gas baffle piece is two, two the middle part fixedly connected with connecting plate of gas baffle piece, the top fixedly connected with middle part bolt of connecting plate, the surface swing joint of middle part bolt has the nut, the top fixed mounting of middle part bolt has the regulation pole.

Optionally, the middle part fixedly connected with clamp of breathing bottle, one side fixedly connected with connecting block of clamp, the quantity of connecting block is two.

Optionally, one side fixedly connected with at breathing bottle top is solid fixed ring, gu fixed ring's quantity is two, two gu one side fixedly connected with braces of fixed ring, the bottom fixedly connected with connecting band of breathing bottle, the quantity of connecting band is two, two the through hole has been seted up to the surface of connecting band, one side fixedly connected with movable belt of connecting band, one side fixed mounting of movable belt has the buckle.

(III) advantageous effects

The utility model provides an electronic air supply respirator air supply volume adjusting device possesses following beneficial effect:

1. this electronic air supply respirator air feed adjusting device through the setting of twisting the sheet valve, has made things convenient for the user to carry out the regulation of tolerance in the use, through the setting of twisting the block valve, adjusts the gas in the air duct effectively, sets up through the cooperation of bleeder vent and circular block, has realized gaseous flow and has stopped, through the setting of tolerance adjusting bolt valve, can control the gaseous velocity of flow of breathing bottle release, has realized that the device ration is fast adjusting gas surely.

2. This electronic air supply respirator air supply volume adjusting device through the setting of pressure sensor, has realized the real-time detection to device pressure, has strengthened the security of device, through the setting of braces, has realized that the user will breathe the convenience that the bottle was hand-carried in the use.

Drawings

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

FIG. 2 is a schematic view of the structure of the flap valve of the present invention;

FIG. 3 is a schematic view of the structure of the twisted block valve of the present invention;

fig. 4 is the structural schematic diagram of the air quantity adjusting bolt valve of the present invention.

In the figure: 1. a face mask; 2. a connecting pipe; 3. an air duct; 4. screwing a sheet valve; 5. screwing a block valve; 6. a gas flow adjusting bolt valve; 7. a bottleneck; 8. a pressure sensor; 9. a pressure gauge; 10. a gasket; 11. a vent; 12. a breathing bottle; 13. a support block; 14. a baffle plate; 15. rotating the block; 16. a circular block; 17. air holes are formed; 18. a gas barrier sheet; 19. a connecting plate; 20. a middle bolt; 21. a nut; 22. adjusting a rod; 23. clamping a hoop; 24. connecting blocks; 25. a fixing ring; 26. a harness; 27. a connecting belt; 28. a through hole; 29. a movable belt; 30. and (5) buckling.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: the air supply quantity adjusting device of the electric air supply respirator comprises a face mask 1, connecting pipes 2 and an air guide pipe 3, wherein one side of the face mask 1 is fixedly provided with the connecting pipes 2, one end of each connecting pipe 2 is fixedly connected with the air guide pipe 3, the outer surface of the air guide pipe 3 is provided with a twisted piece valve 4, the adjustment of air quantity in the using process of a user is facilitated through the arrangement of the twisted piece valve 4, one side of each twisted piece valve 4 is movably connected with two supporting blocks 13, one end of each supporting block 13 is fixedly connected with a blocking piece 14, the other end of each supporting block 13 is fixedly connected with a rotating block 15, the middle part of the air guide pipe 3 is provided with a twisted piece valve 5, the air in the air guide pipe 3 is effectively adjusted through the arrangement of the twisted piece valves 5, the number of the twisted piece valves 5 is two, the bottoms of the two twisted piece valves 5 are, the gas flowing and stopping are realized through the matching arrangement of the air holes 17 and the circular blocks 16, the number of the air holes 17 is two, one end of the gas guide tube 3 is provided with the gas quantity adjusting bolt valve 6, the flow rate of the gas released by the breathing bottle 12 can be controlled through the arrangement of the gas quantity adjusting bolt valve 6, the quantitative and constant-speed adjusting gas of the device is realized, the gas blocking pieces 18 are movably connected inside the gas quantity adjusting bolt valve 6, the number of the gas blocking pieces 18 is two, the middle parts of the two gas blocking pieces 18 are fixedly connected with the connecting plate 19, the top part of the connecting plate 19 is fixedly connected with the middle bolt 20, the outer surface of the middle bolt 20 is movably connected with the nut 21, the top part of the middle bolt 20 is fixedly provided with the adjusting rod 22, the top part of the gas quantity adjusting bolt valve 6 is fixedly provided with the bottleneck 7, the outer surface of, the real-time detection of the pressure of the device is realized, the safety of the device is enhanced, one end of a pressure sensor 8 is fixedly connected with a pressure gauge 9, the middle part of a bottleneck 7 is fixedly provided with a sealing gasket 10, the top part of the bottleneck 7 is fixedly provided with a vent 11, the top part of the vent 11 is fixedly provided with a breathing bottle 12, the middle part of the breathing bottle 12 is fixedly connected with a hoop 23, one side of the hoop 23 is fixedly connected with two connecting blocks 24, the number of the connecting blocks 24 is two, one side of the top part of the breathing bottle 12 is fixedly connected with two fixing rings 25, the number of the fixing rings 25 is two, one side of the two fixing rings 25 is fixedly connected with a strap 26, through the arrangement of the strap 26, the convenience of carrying the breathing bottle 12 with a user in the use process is realized, the bottom part of the breathing bottle 12 is fixedly connected with a, one side of the connecting band 27 is fixedly connected with a movable band 29, and one side of the movable band 29 is fixedly provided with a buckle 30.

In conclusion, the air supply quantity adjusting device of the electric air supply respirator is convenient for a user to adjust air quantity in the using process by arranging the twisting piece valve 4 when in use, effectively adjusts the air in the air guide tube 3 by arranging the twisting piece valve 5, realizes the flowing and stopping of the air by arranging the air holes 17 and the circular blocks 16 in a matching way, can control the flow rate of the air released by the breathing bottle 12 by arranging the air quantity adjusting bolt valve 6, realizes the quantitative and constant-speed adjustment of the device, realizes the real-time detection of the pressure of the device by arranging the pressure sensor 8, enhances the safety of the device, and realizes the portability of the breathing bottle 12 when the user uses the device by arranging the straps 26.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Air supply amount adjusting device of electric air supply respirator, including face guard (1), connecting pipe (2) and air duct (3), its characterized in that: one side fixed mounting of face guard (1) has connecting pipe (2), one end fixedly connected with air duct (3) of connecting pipe (2), the surface of air duct (3) is provided with wrong piece valve (4), the middle part of air duct (3) is provided with wrong piece valve (5), the one end of air duct (3) is provided with tolerance adjusting bolt valve (6), the top fixed mounting of tolerance adjusting bolt valve (6) has bottleneck (7), the surface of bottleneck (7) is provided with pressure sensors (8), the one end fixedly connected with manometer (9) of pressure sensors (8), the middle part fixed mounting of bottleneck (7) has sealed pad (10), the top fixed mounting of bottleneck (7) has blow vent (11), the top fixed mounting of blow vent (11) has breathing bottle (12).

2. The fed air volume adjusting device of a powered air-supplying respirator according to claim 1, wherein: one side of the twisting piece valve (4) is movably connected with two supporting blocks (13), one ends of the two supporting blocks (13) are fixedly connected with retaining pieces (14), and the other ends of the two supporting blocks (13) are fixedly connected with rotating blocks (15).

3. The fed air volume adjusting device of a powered air-supplying respirator according to claim 1, wherein: twist the quantity of piece valve (5) and be two twist the bottom fixed mounting of piece valve (5) has circular block (16), bleeder vent (17) have been seted up to the surface of circular block (16), the quantity of bleeder vent (17) is two.

4. The fed air volume adjusting device of a powered air-supplying respirator according to claim 1, wherein: the utility model discloses a gas flow adjusting bolt valve, including tolerance adjusting bolt valve (6), the inside swing joint of tolerance adjusting bolt valve (6) has gas baffle piece (18), the quantity of gas baffle piece (18) is two, two the middle part fixedly connected with connecting plate (19) of gas baffle piece (18), the top fixedly connected with middle part bolt (20) of connecting plate (19), the surface swing joint of middle part bolt (20) has nut (21), the top fixed mounting of middle part bolt (20) has regulation pole (22).

5. The fed air volume adjusting device of a powered air-supplying respirator according to claim 1, wherein: the middle part fixedly connected with clamp (23) of breathing bottle (12), one side fixedly connected with connecting block (24) of clamp (23), the quantity of connecting block (24) is two.

6. The fed air volume adjusting device of a powered air-supplying respirator according to claim 1, wherein: breathe one side fixedly connected with solid fixed ring (25) at bottle (12) top, the quantity of solid fixed ring (25) is two, two one side fixedly connected with braces (26) of solid fixed ring (25), breathe the bottom fixedly connected with connecting band (27) of bottle (12), the quantity of connecting band (27) is two, two through hole (28) have been seted up to the surface of connecting band (27), one side fixedly connected with movable belt (29) of connecting band (27), one side fixed mounting of movable belt (29) has buckle (30).