CN203742664U - Roadway quick-blocking air bag - Google Patents
Roadway quick-blocking air bag Download PDFInfo
- Publication number
- CN203742664U CN203742664U CN201320882253.7U CN201320882253U CN203742664U CN 203742664 U CN203742664 U CN 203742664U CN 201320882253 U CN201320882253 U CN 201320882253U CN 203742664 U CN203742664 U CN 203742664U
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- air bag
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- interior air
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Abstract
The utility model relates to a quick-blocking air bag, in particular to a roadway quick-blocking air bag which is characterized in that the roadway quick-blocking air bag comprises an outer air bag body (1), an inner air bag body (2) arranged in the outer air bag body (1), an exit hole penetrating through the front end face and the rear end face of the inner air bag body (2), and an outlet plugging air bag (3) arranged in the exit hole; the outer air bag body (1) is connected with the inner air bag body (2) through a plurality of inner and outer air bag body buckles (4) evenly distributed on the periphery of the inner air bag body (2); the inner air bag body (2) is connected with the outlet plugging air bag (3) through a plugging air bag buckle (5); the outer air bag body (1), the inner air bag body (2) and the outlet plugging air bag (3) are provided with corresponding inflation connector, an exhaust valve and a safety valve respectively.
Description
Technical field
The utility model belongs to gas plugging device field, is specifically related to a kind of tunnel quick blocking air bag.
Background technology
For toxic and harmful after isolated mine fire and burning spreads, must carry out quick blocking to mine laneway, mine laneway quick blocking air bag is to utilize the principle that compressed air expands by air bag to make shutoff air bag fit tightly mine tunnel section, reach the object that prevents that toxic gas from spreading, have easy and simple to handle, shutoff speed is fast, mobility strong, feature applied widely.But common mine laneway quick blocking air bag can not be arranged in mine laneway in time, must etc. after personnel's general evacuation, shutoff air bag could be set in tunnel because common tunnel quick blocking air bag is unfavorable for that rescue personnel or staff pass through.Rare quick blocking air bag middle part, tunnel is provided with the separation layer that high temperature canvas is made, and separation layer is provided with the escape mouth that can make rescue personnel or staff pass, and by escaping, a mouthful escape door for upper bag mouth shape carries out shutoff.But after poison gas or fire incident produce, difference often appears in shutoff air bag both sides air pressure, under the effect of pressure differential, separation layer and the door of escaping can lose the shutoff function to toxic and harmful.
Utility model content
For above problem, the purpose of this utility model is to provide a kind of tunnel quick blocking air bag, and its inflation not only can allow rescue personnel or staff pass after shutoff, can also be effectively keeps shutoff higher in the situation that tunnel pressure at two ends is poor.
For reaching above object, the utility model is achieved by the following technical solutions.
A kind of tunnel quick blocking air bag, is characterized in that, comprises outer air bag, is positioned at the air bag of outer inside air bag, runs through the outlet opening of interior air bag front/rear end, is arranged on the outlet plugging air bag in described outlet opening; Described outer air bag is connected by the multiple inside and outside air bag cingulum that is uniformly distributed in interior air bag periphery with interior air bag; Described interior air bag is connected by plugging air bag cingulum with outlet plugging air bag; On described outer air bag, interior air bag and outlet plugging air bag, be respectively equipped with corresponding gas-charging connection, outlet valve and safety valve.
The feature of technique scheme and further improvement:
On described outer air bag and interior air bag, be respectively equipped with multiple handles.
Described outer air bag and interior air bag inner peripheral surface are respectively arranged with multiple tracks reinforcing band.
Described outer air bag is respectively arranged with first near the top, front and rear end of outer peripheral face and involves paste layer, the outer peripheral face of outer air bag is coated with one deck the first protective cover, and the front and back ends of the first protective cover involves first on line and outer air bag front and rear end by first respectively and involves paste layer colligation.
On described the first protective cover, be provided with equally distributed multiple binding strap.
On the front and rear end of described interior air bag near outer peripheral face, be respectively arranged with second and involve paste layer, the outer peripheral face of interior air bag is coated with one deck the second protective cover, and the front and back ends of the second protective cover involves second on line and interior air bag front and rear end by second respectively and involves paste layer colligation.
The beneficial effects of the utility model are, by outer air bag and the interior air bag of independent inflation venting are set, external air bag is inflated in advance, solves in advance the fixation problem in tunnel of shutoff air bag, and also increased plugging device has good displacement after part is destroyed.In interior air bag, be provided with the outlet plugging air bag that runs through interior air bag, can after the sealing of tunnel, can pass through for the personnel on plugging device both sides, there is flexibility, and can also bear certain pressure differential.
Brief description of the drawings
Below by the drawings and specific embodiments, the utility model is further detailed:
Fig. 1 is the Facad structure schematic diagram of tunnel of the present utility model quick blocking air bag;
Fig. 2 is the outer airbag structure schematic diagram in Fig. 1;
Fig. 3 is interior air bag and the outlet plugging air bag structural representation in Fig. 1.
In above figure: 1, outer air bag; 2, interior air bag; 3, outlet plugging air bag; 4, inside and outside air bag cingulum; 5, plugging air bag cingulum; 6, handle; 701, the first gas-charging connection; 702, the second gas-charging connection; 703, the 3rd gas-charging connection; 801, first row air valve; 802, second row air valve; 803, the 3rd outlet valve; 901, the first safety valve; 902, the second safety valve; 903, the 3rd safety valve; 1001, the first protective cover; 1002, the second protective cover; 1101, first involves paste layer; 1102, second involves paste layer; 1201, first involves line; 1202, second involves line; 13, binding strap.
Detailed description of the invention
With reference to figure 1, tunnel of the present utility model quick blocking air bag, it comprises outer air bag (1), air bag (1) inside is provided with interior air bag (2) outside, outline and the tunnel of outer air bag (1) match, and the cross section of interior air bag (2) can be the shape specification such as positive square, ladder type.
Outer air bag (1) profile of the present embodiment is doorframe shape, and the cross section of interior air bag (2) is square, and interior air bag (2) is provided with the outlet opening that runs through its front/rear end, is provided with outlet plugging air bag (3) in outlet opening.Wherein, outer air bag (1) is connected by the multiple inside and outside air bag cingulum (4) that is uniformly distributed in interior air bag (2) periphery with interior air bag (2), interior air bag (2) can be fixed on (1) in outer capsula interna.Interior air bag (2) is connected by plugging air bag cingulum (5) with outlet plugging air bag (3), outlet plugging air bag (3) can be fixed in the outlet opening of interior air bag (2).Staff or wrecker can pull out outlet plugging air bag (3) in the situation that of last resort from interior air bag (2), and outlet opening from interior air bag (2) passes through, by after will export again plugging air bag (3) clog back in outlet opening on air bag (2).
Outer air bag (1) is provided with the first gas-charging connection (701), first row air valve (801) and the first safety valve (901).Interior air bag (2) is provided with the second gas-charging connection (702), second row air valve (802) and the second safety valve (902).Outlet plugging air bag (3) is provided with the 3rd gas-charging connection (703), the 3rd outlet valve (803) and the 3rd safety valve (903).
In addition, on outer air bag (1) and interior air bag (2), be respectively equipped with multiple handles (6), these handles contribute to staff to adjust the position of outer air bag (1) and interior air bag (2).Outer air bag (1) is provided with interior air bag (2) inside the reinforcing band that is connected air bag front and rear surfaces.These reinforcing bands have determined the shape after airbag aeration.
With reference to figure 2, outer air bag (1) is respectively arranged with first near the top, front and rear end of outer peripheral face and involves paste layer (1101), the outer peripheral face of outer air bag (1) is coated with one deck the first protective cover (1001), and the front and back ends of the first protective cover (1001) involves first on line (1201) and outer air bag (1) front and rear end by first respectively and involves paste layer (1101) colligation.Can protect like this contact surface on surface, tunnel in outer air bag (1) and mine.
For can be effectively against the pressure differential of shutoff balloon ends in tunnel, the periphery of the first protective cover (1001) is provided with equally distributed multiple binding strap (13), these binding straps (13) are bundled in winding on the object or truss around of tunnel, further fixing outer air bag (1).
With reference to figure 3, interior air bag (2) involves paste layer (1102) near being respectively arranged with second on the front and rear end of outer peripheral face, the outer peripheral face of interior air bag (2) is coated with one deck the second protective cover (1002), and the front and back ends of the second protective cover (1002) involves second on line (1202) and interior air bag (2) front and rear end by second respectively and involves paste layer (1102) colligation.In using separately under narrower tunnel environment, when air bag (2) shutoff, the second protective cover (1002) can be protected the contact surface on interior air bag (2) and surface, tunnel.Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if these amendments of the present utility model and within modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model also comprises these changes and modification interior.
Claims (6)
1. a tunnel quick blocking air bag, is characterized in that, comprises outer air bag (1), is positioned at the inner air bag (2) of outer air bag (1), runs through the outlet opening of interior air bag (2) front/rear end, is arranged on the outlet plugging air bag (3) in described outlet opening; Described outer air bag (1) is connected by the multiple inside and outside air bag cingulum (4) that is uniformly distributed in interior air bag (2) periphery with interior air bag (2); Described interior air bag (2) is connected by plugging air bag cingulum (5) with outlet plugging air bag (3); On described outer air bag (1), interior air bag (2) and outlet plugging air bag (3), be respectively equipped with corresponding gas-charging connection, outlet valve and safety valve.
2. a kind of tunnel as claimed in claim 1 quick blocking air bag, is characterized in that, on described outer air bag (1) and interior air bag (2), is respectively equipped with multiple handles (6).
3. a kind of tunnel as claimed in claim 1 quick blocking air bag, is characterized in that, described outer air bag (1) and interior air bag (2) inner peripheral surface are respectively arranged with multiple tracks reinforcing band.
4. a kind of tunnel as claimed in claim 1 quick blocking air bag, it is characterized in that, described outer air bag (1) is respectively arranged with first near the top, front and rear end of outer peripheral face and involves paste layer (1101), the outer peripheral face of outer air bag (1) is coated with one deck the first protective cover (1001), and the front and back ends of the first protective cover (1001) involves first on line (1201) and outer air bag (1) front and rear end by first respectively and involves paste layer (1101) colligation.
5. a kind of tunnel as claimed in claim 4 quick blocking air bag, is characterized in that, is provided with equally distributed multiple binding strap (13) on described the first protective cover (1001).
6. a kind of tunnel as claimed in claim 1 quick blocking air bag, it is characterized in that, described interior air bag (2) involves paste layer (1102) near being respectively arranged with second on the front and rear end of outer peripheral face, the outer peripheral face of interior air bag (2) is coated with one deck the second protective cover (1002), and the front and back ends of the second protective cover (1002) involves second on line (1202) and interior air bag (2) front and rear end by second respectively and involves paste layer (1102) colligation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320882253.7U CN203742664U (en) | 2013-12-27 | 2013-12-27 | Roadway quick-blocking air bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320882253.7U CN203742664U (en) | 2013-12-27 | 2013-12-27 | Roadway quick-blocking air bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203742664U true CN203742664U (en) | 2014-07-30 |
Family
ID=51342480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320882253.7U Expired - Fee Related CN203742664U (en) | 2013-12-27 | 2013-12-27 | Roadway quick-blocking air bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203742664U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533522A (en) * | 2014-12-25 | 2015-04-22 | 陆强 | Rapid safe construction method and device for bag poured airtight wall and anti-explosion wall |
| CN104775850A (en) * | 2015-03-19 | 2015-07-15 | 西安科技大学 | Downhole rapid expansion sealing wall |
| CN105564667A (en) * | 2016-02-05 | 2016-05-11 | 西安大鹏航空科技有限公司 | Aircraft air inlet duct plugging cover |
| CN109184788A (en) * | 2018-11-14 | 2019-01-11 | 中煤科工集团重庆研究院有限公司 | The working face corner gas plugging device of Telescopic folding |
| CN109653796A (en) * | 2018-12-18 | 2019-04-19 | 山东科技大学 | A kind of fully mechanized coal face end gasbag-type fast blockage wind apparatus |
| CN111520188A (en) * | 2020-04-30 | 2020-08-11 | 山东科技大学 | Combined type quick plugging device for arch roadway |
| CN113279815A (en) * | 2021-05-31 | 2021-08-20 | 中国矿业大学(北京) | Anti-explosion multi-bag type air bag and truss structure combined sealing device and method |
-
2013
- 2013-12-27 CN CN201320882253.7U patent/CN203742664U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533522A (en) * | 2014-12-25 | 2015-04-22 | 陆强 | Rapid safe construction method and device for bag poured airtight wall and anti-explosion wall |
| CN104775850A (en) * | 2015-03-19 | 2015-07-15 | 西安科技大学 | Downhole rapid expansion sealing wall |
| CN105564667A (en) * | 2016-02-05 | 2016-05-11 | 西安大鹏航空科技有限公司 | Aircraft air inlet duct plugging cover |
| CN109184788A (en) * | 2018-11-14 | 2019-01-11 | 中煤科工集团重庆研究院有限公司 | The working face corner gas plugging device of Telescopic folding |
| CN109653796A (en) * | 2018-12-18 | 2019-04-19 | 山东科技大学 | A kind of fully mechanized coal face end gasbag-type fast blockage wind apparatus |
| CN109653796B (en) * | 2018-12-18 | 2020-09-15 | 山东科技大学 | Air bag type quick air leakage blocking device for end of fully mechanized caving face |
| CN111520188A (en) * | 2020-04-30 | 2020-08-11 | 山东科技大学 | Combined type quick plugging device for arch roadway |
| CN111520188B (en) * | 2020-04-30 | 2022-02-25 | 山东科技大学 | Combined type quick plugging device for arch roadway |
| CN113279815A (en) * | 2021-05-31 | 2021-08-20 | 中国矿业大学(北京) | Anti-explosion multi-bag type air bag and truss structure combined sealing device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20211227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |