CN102337924A - Compound type self-rescuer - Google Patents

Compound type self-rescuer Download PDF

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Publication number
CN102337924A
CN102337924A CN2011102557266A CN201110255726A CN102337924A CN 102337924 A CN102337924 A CN 102337924A CN 2011102557266 A CN2011102557266 A CN 2011102557266A CN 201110255726 A CN201110255726 A CN 201110255726A CN 102337924 A CN102337924 A CN 102337924A
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China
Prior art keywords
connector
air bag
dividing plate
valve body
rescuer
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Application number
CN2011102557266A
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Chinese (zh)
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CN102337924B (en
Inventor
张瞒旺
张贇
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SHANXI RUISHI PROTECTION TECHNOLOGY Co Ltd
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Individual
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Publication of CN102337924B publication Critical patent/CN102337924B/en
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Abstract

The invention relates to a compound type self-rescuer, which belongs to the technical field of self-rescuers under coal mine. The technical problem required to be solved is to provide the compound type self-rescuer which integrates a filter type self-rescuer and an isolated type self-rescuer, and can not result in waste. The compound type self-rescuer adopts the technical scheme that: the structure of a tee coupling is that three tubular ports are connected onto a hollow sphere, a change-over valve is arranged in the hollow sphere of the tee coupling, a mouth utensil is connected onto one port of the tee coupling, a filter respirator is connected onto the other port of the tee coupling, an air bag is connected onto the last port of the tee coupling through a connector, and the connector is arranged in the air bag. The compound type self-rescuer provided by the invention is changed over through the change-over valve, so that waste can not be caused, and the protective time is prolonged.

Description

Compound self-rescuer
Technical field
The compound self-rescuer of the present invention belongs to self-rescuer technical field under the coal mine.
Background technology
Present global coal industry is all paid much attention to safety in production, and China's domestic colliery major part is the higher mine of gas, requires to eliminate the filtering type self-rescuer, is replaced by the isolation type self-rescuer, requires to be equipped with Security Module simultaneously; Be independent isolation type self-rescuer in the market; Guard time is short, and the traditional breathing valve seat of isolation type self-rescuer is a kind of gas leakage valve seat, its major function be the air pressure in air bag when reaching certain pressure steam leak-off valve open; With oxygen too much in the air bag part of draining; Reduce the pressure of air bag, so just caused waste, make guard time shorten.
Summary of the invention
The present invention overcomes the deficiency of prior art, and technical problem to be solved is an one for a kind of collection filtering type self-rescuer and isolation type self-rescuer are provided, and can wasting compound self-rescuer.
In order to solve the problems of the technologies described above, the technical scheme that the present invention adopts is: compound self-rescuer comprises a mouthful tool, tee junction, gas-particulate filter, air bag, oxygen generator, switching valve and connector; The structure of said tee junction is: on a hollow ball, be connected with the interface of three tubuloses, switching valve is installed in the hollow ball of tee junction, and a mouthful tool is connected on the interface of tee junction; Gas-particulate filter is connected on another interface of tee junction; Air bag is connected on last interface of tee junction through connector, and connector is positioned at air bag inside, and the top card of air bag is on the top of connector; The bottom of air bag is communicated with oxygen generator; One end of connector is connected on the interface of tee junction, and the other end of connector is connected with oxygen generator, and the bottom of connector is provided with baffle plate; The baffle plate center has aperture, and described aperture below is provided with primary diaphragm; The inside of air bag also is equipped with the expiration control valve;
Described switching valve is spherical, has a passage in the inside of switching valve, and switching valve is installed in the tee junction, through rotating any two the interfaces connection of switching valve with tee junction.
The structure of said expiration control valve is: valve body is a hollow cylinder, and lid is through being threaded in the top of valve body, and the top of said lid is evenly equipped with aperture; The top of valve body, middle and lower part and bottom are disposed with first dividing plate, second partition and the 3rd dividing plate; The structure of described first dividing plate, second partition and the 3rd dividing plate is and is evenly equipped with a plurality of through holes on the plectane, and the first dividing plate center that is positioned at the valve body top is provided with convexity, is positioned at the second partition of valve body middle and lower part, bottom and the center of the 3rd dividing plate and has through hole; Spring is arranged on the second partition of valve body middle and lower part; The top of T type pull bar hangs on the spring, the bottom of T type pull bar be positioned at spring inner and pass second partition and the through hole at the 3rd dividing plate center after stretch out outside the valve body, above T type pull bar top, be provided with seal; Seal is pressed in the first dividing plate place under the effect of spring; The valve inner and the external world are separated, on the convexity at the said first dividing plate center secondary diaphragm is installed, said the 3rd dividing plate top is provided with the tertiary membrane sheet;
Side of valve body is provided with first tube connector in the said expiration control valve; Described first tube connector is connected with second tube connector of connector side through rubber tube; The top card of said air bag is below lid; The bottom of T type pull bar has through hole in the expiration control valve, and an end of rope is connected on the through hole of T type pull bar bottom, and the other end of rope is connected with the bottom of air bag.
The material of said primary diaphragm, secondary diaphragm, tertiary membrane sheet is rubber.
The present invention compared with prior art has following beneficial effect.
1, the present invention collects the filtering type self-rescuer and the isolation type self-rescuer is an one, switches through switching valve, has so just prolonged the guard time of this compound self-rescuer.
2, the expiration control valve among the present invention has been realized when the pressure in the air bag acquires a certain degree through structures such as spring, T type pull bar, secondary diaphragms, and the gas that the people breathes out no longer gets into oxygen generator; Directly be discharged to the external world, when the pressure in the air bag reduced, the gas that the people breathes out got into oxygen generator again; Continue to produce oxygen; Like this, just can not cause waste, prolong guard time.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described further.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation of expiration control valve among the present invention.
Among the figure: 1 is a mouthful tool, and 2 is tee junction, and 3 is gas-particulate filter, and 4 is air bag, and 5 is oxygen generator, and 6 is switching valve; 7 is connector, and 8 is baffle plate, and 9 is primary diaphragm, and 10 are the expiration control valve, and 11 is valve body, and 12 are lid; 13 is first dividing plate, and 14 is second partition, and 15 is the 3rd dividing plate, and 16 is spring, and 17 is T type pull bar, and 18 is seal; 19 is secondary diaphragm, and 20 is the tertiary membrane sheet, and 21 is first tube connector, and 22 is rubber tube, and 23 is second tube connector, and 24 are rope.
The specific embodiment
Shown in Figure 2 like Fig. 1, the compound self-rescuer of the present invention comprises mouthful tool 1, tee junction 2, gas-particulate filter 3, air bag 4, oxygen generator 5, switching valve 6 and connector 7; The structure of said tee junction 2 is: on a hollow ball, be connected with the interface of three tubuloses, switching valve 6 is installed in the hollow ball of tee junction 2, and a mouthful tool 1 is connected on the interface of tee junction 2; Gas-particulate filter 3 is connected on another interface of tee junction 2; Air bag 4 is connected through connector 7 on last interface of tee junction 2, and connector 7 is positioned at air bag 4 inside, and the top card of air bag 4 is on the top of connector 7; The bottom of air bag 4 is communicated with oxygen generator 5; One end of connector 7 is connected on the interface of tee junction 2, and the other end of connector 7 is connected with oxygen generator 5, and the bottom of connector 7 is provided with baffle plate 8; Baffle plate 8 centers have aperture, and described aperture below is provided with primary diaphragm 9; The inside of air bag 4 also is equipped with expiration control valve 10;
Described switching valve 6 is spherical, has a passage in the inside of switching valve 6, and switching valve 6 is installed in the tee junction 2, through rotating any two the interfaces connection of switching valve 6 with tee junction 2.
The structure of said expiration control valve 10 is: valve body 11 is hollow cylinder; Lid 12 is through being threaded in the top of valve body 11; The top of said lid 12 is evenly equipped with aperture, and the top of valve body 11, middle and lower part and bottom are disposed with first dividing plate 13, second partition 14 and the 3rd dividing plate 15, and the structure of described first dividing plate 13, second partition 14 and the 3rd dividing plate 15 is and is evenly equipped with a plurality of through holes on the plectane; First dividing plate, 13 centers that are positioned at valve body 11 tops are provided with convexity; Be positioned at the second partition 14 of valve body 11 middle and lower parts, bottom and the center of the 3rd dividing plate 15 and have through hole, spring 16 is arranged on the second partition 14 of valve body 11 middle and lower parts, and the top of T type pull bar 17 hangs on the spring 16; The bottom of T type pull bar 17 be positioned at spring 16 inner and pass the through hole at second partition 14 and the 3rd dividing plate 15 centers after stretch out outside the valve body 11; Above T type pull bar 17 tops, be provided with seal 18, seal 18 is pressed in first dividing plate, 13 places under the effect of spring 16, and valve body 11 inside are separated with the external world; On the convexity at said first dividing plate 13 centers secondary diaphragm 19 is installed, said the 3rd dividing plate 15 tops are provided with tertiary membrane sheet 20;
The side of valve body 11 is provided with first tube connector 21 in the said expiration control valve 10; Described first tube connector 21 is connected with second tube connector 23 of connector 7 sides through rubber tube 22; The top card of said air bag 4 is below lid 12; The bottom of T type pull bar 17 has through hole in the expiration control valve 10, and an end of rope 24 is connected on the through hole of T type pull bar 17 bottoms, and the other end of rope 24 is connected with the bottom of air bag 4.
The material of said primary diaphragm 9, secondary diaphragm 19, tertiary membrane sheet 20 is rubber.
The course of work of the compound self-rescuer of the present invention is: during escape, nose is pinched, hold of the present invention mouthful of tool 1 again in the month; Forward switching valve 6 position of communicated air bags 4 to, during expiration, gas gets in the oxygen generator 5 after through the aperture on a mouthful tool 1, switching valve 6, connector 7 under shields 8; With the substance reaction in the oxygen generator 5, generate oxygen, the oxygen of generation gets in the air bag 4; At this moment, the spring 16 in the expiration control valve 10 withstands on seal 18 on first dividing plate 13, and expiration control valve 10 inside are hedged off from the outer world; Tertiary membrane sheet 20 is attached on the 3rd dividing plate 15, makes the gas of breathing out can't get in the air bag 4; When air-breathing, primary diaphragm 9 is with the sealing of the aperture on connector 7 under shields 8, and is isolated with oxygen generator 5, and the spring 16 in the expiration control valve 10 remains unchanged isolation with seal 18, and 20 perks of tertiary membrane sheet make that the oxygen in the air bag 4 is sucked by the people; So circulation.Behind certain hour, it is violent that the oxygenic reaction in the oxygen generator 5 becomes, and gives birth to oxygen speed and accelerate, and the pressure in the air bag 4 improves; Air bag 4 sticks out gradually, and when the pressure in the air bag 4 acquired a certain degree, air bag 4 bottoms were compressed the spring in the expiration control valve 10 16 through rope 24 and T type pull bar 17, make seal 18 separate with first dividing plate 13; Exhale this moment again, and the gas of exhalation has not just got into oxygen generator 5, but get into expiration control valve 10, secondary diaphragm 19 perks; The gas of breathing out directly is discharged to the external world through the through hole that covers on 12, and when air-breathing, secondary diaphragm 19 falls; 20 perks of tertiary membrane sheet, the oxygen in the air bag 4 is sucked by the people, has so just controlled the speed of oxygenic reaction in the oxygen generator 5; The living oxygen speed that makes is slack-off, and the pressure in the air bag 4 diminishes gradually, and spring 16 is return gradually.Like this, the reactive material in the oxygen generator 5 can be utilized fully, can not cause waste, has prolonged guard time.After the reactive material in the oxygen generator 5 runs out of,, like this, can prolong certain guard time again if also not escape of people can forward switching valve 6 to connect gas-particulate filter 3 position so.

Claims (3)

1. compound self-rescuer; It is characterized in that: comprise a mouthful tool (1), tee junction (2), gas-particulate filter (3), air bag (4), oxygen generator (5), switching valve (6) and connector (7); The structure of said tee junction (2) is: on a hollow ball, be connected with the interface of three tubuloses, switching valve (6) is installed in the hollow ball of tee junction (2), and a mouthful tool (1) is connected on the interface of tee junction (2); Gas-particulate filter (3) is connected on another interface of tee junction (2); Air bag (4) is connected through connector (7) on last interface of tee junction (2), and connector (7) is positioned at air bag (4) inside, and the top card of air bag (4) is on the top of connector (7); The bottom of air bag (4) is communicated with oxygen generator (5); One end of connector (7) is connected on the interface of tee junction (2), and the other end of connector (7) is connected with oxygen generator (5), and the bottom of connector (7) is provided with baffle plate (8); Baffle plate (8) center has aperture, and described aperture below is provided with primary diaphragm (9); The inside of air bag (4) also is equipped with expiration control valve (10);
Described switching valve (6) is spherical, has a passage in the inside of switching valve (6), and switching valve (6) is installed in the tee junction (2), through rotating any two the interfaces connection of switching valve (6) with tee junction (2).
2. compound self-rescuer according to claim 1; It is characterized in that: the structure of said expiration control valve (10) is: valve body (11) is a hollow cylinder; Lid (12) is through being threaded in the top of valve body (11); The top of said lid (12) is evenly equipped with aperture; Top, middle and lower part and the bottom of valve body (11) is disposed with first dividing plate (13), second partition (14) and the 3rd dividing plate (15); The structure of described first dividing plate (13), second partition (14) and the 3rd dividing plate (15) is and is evenly equipped with a plurality of through holes on the plectane, and first dividing plate (13) center that is positioned at valve body (11) top is provided with convexity, is positioned at the second partition (14) of valve body (11) middle and lower part, bottom and the center of the 3rd dividing plate (15) and has through hole; Spring (16) is arranged on the second partition (14) of valve body (11) middle and lower part; The top of T type pull bar (17) hangs on the spring (16), the bottom of T type pull bar (17) be positioned at spring (16) inner and pass the through hole at second partition (14) and the 3rd dividing plate (15) center after stretch out outside the valve body (11), be provided with seal (18) in the top at T type pull bar (17) top; Seal (18) is pressed in first dividing plate (13) and locates under the effect of spring (16); Valve body (11) inside is separated with the external world, on the convexity at said first dividing plate (13) center secondary diaphragm (19) is installed, said the 3rd dividing plate (15) top is provided with tertiary membrane sheet (20);
The side of valve body (11) is provided with first tube connector (21) in the said expiration control valve (10); Described first tube connector (21) is connected with second tube connector (23) of connector (7) side through rubber tube (22); The top card of said air bag (4) is in the below of lid (12); The bottom of T type pull bar (17) has through hole in the expiration control valve (10); One end of rope (24) is connected on the through hole of T type pull bar (17) bottom, and the other end of rope (24) is connected with the bottom of air bag (4).
3. compound self-rescuer according to claim 2 is characterized in that: the material of said primary diaphragm (9), secondary diaphragm (19), tertiary membrane sheet (20) is rubber.
CN 201110255726 2011-09-01 2011-09-01 Compound type self-rescuer Expired - Fee Related CN102337924B (en)

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CN102337924B CN102337924B (en) 2013-04-17

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105879255A (en) * 2014-12-01 2016-08-24 陈晓曦 Novel isolating type chemically bound oxygen self-rescuer for mining
CN114796912A (en) * 2022-04-26 2022-07-29 中国人民解放军空军军医大学 Practical terminal positioning emergency device for individual soldier

Citations (9)

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Publication number Priority date Publication date Assignee Title
GB285439A (en) * 1927-02-16 1928-07-19 Gasgluehlicht Auer Ges Mit Bes Improvements in breathing apparatus
US4213453A (en) * 1977-01-20 1980-07-22 Dragerwerk Aktiengesellschaft Breathing device having oxygen donor chemical cartridge
CN86206829U (en) * 1986-09-06 1987-11-07 湖南煤矿安全仪器厂 Forty-minute chemically oxygen-producing lifesaver
CN2064246U (en) * 1990-05-12 1990-10-24 湖南煤矿安全救护装备研究所 Respirator being able to produce oxygen chemically
CN2086304U (en) * 1990-09-07 1991-10-09 抚顺煤矿安全仪器配件公司 Thirty minutes compressed oxygen self saving unit
EP0547296A1 (en) * 1991-11-13 1993-06-23 Auergesellschaft Gmbh Chemical oxygen device
CN2866829Y (en) * 2005-06-21 2007-02-07 上海市莘格高级中学 Leather belt type underground oxygen generator
CN201248974Y (en) * 2008-09-26 2009-06-03 何平 Isolation type chemical oxygen self rescuer
CN102019050A (en) * 2010-11-04 2011-04-20 黑龙江龙煤卓异救援装备科技有限公司 An oxygen supply apparatus for underground shelter

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB285439A (en) * 1927-02-16 1928-07-19 Gasgluehlicht Auer Ges Mit Bes Improvements in breathing apparatus
US4213453A (en) * 1977-01-20 1980-07-22 Dragerwerk Aktiengesellschaft Breathing device having oxygen donor chemical cartridge
CN86206829U (en) * 1986-09-06 1987-11-07 湖南煤矿安全仪器厂 Forty-minute chemically oxygen-producing lifesaver
CN2064246U (en) * 1990-05-12 1990-10-24 湖南煤矿安全救护装备研究所 Respirator being able to produce oxygen chemically
CN2086304U (en) * 1990-09-07 1991-10-09 抚顺煤矿安全仪器配件公司 Thirty minutes compressed oxygen self saving unit
EP0547296A1 (en) * 1991-11-13 1993-06-23 Auergesellschaft Gmbh Chemical oxygen device
CN2866829Y (en) * 2005-06-21 2007-02-07 上海市莘格高级中学 Leather belt type underground oxygen generator
CN201248974Y (en) * 2008-09-26 2009-06-03 何平 Isolation type chemical oxygen self rescuer
CN102019050A (en) * 2010-11-04 2011-04-20 黑龙江龙煤卓异救援装备科技有限公司 An oxygen supply apparatus for underground shelter

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Title
马云龙等: "关于减缓化学氧自救器的放氧速度延长有效使用时间的方法探讨", 《煤矿安全》, no. 11, 30 November 2006 (2006-11-30) *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105879255A (en) * 2014-12-01 2016-08-24 陈晓曦 Novel isolating type chemically bound oxygen self-rescuer for mining
CN114796912A (en) * 2022-04-26 2022-07-29 中国人民解放军空军军医大学 Practical terminal positioning emergency device for individual soldier
CN114796912B (en) * 2022-04-26 2022-12-23 中国人民解放军空军军医大学 Practical terminal positioning emergency device for individual soldier

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