CN207470229U - Large section roadway quick closing device - Google Patents
Large section roadway quick closing device Download PDFInfo
- Publication number
- CN207470229U CN207470229U CN201721671756.4U CN201721671756U CN207470229U CN 207470229 U CN207470229 U CN 207470229U CN 201721671756 U CN201721671756 U CN 201721671756U CN 207470229 U CN207470229 U CN 207470229U
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- CN
- China
- Prior art keywords
- main pillar
- cross support
- support arm
- staking
- telescopic rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
A kind of large section roadway quick closing device, belongs to mine safety protection technology field, realizes the purpose of quick closure large section roadway, it includes frame and air bag；Frame includes at least two stakings and at least two cross support arms, and each staking includes main pillar and jury strut, and main pillar is fixedly connected with jury strut by more stulls；The upper end of main pillar is provided with positioning telescopic rod, the lower end of main pillar is provided with jack；Positioning telescopic rod is also equipped in the lower end of jury strut；Staking uses more piece inserted combination structure；Cross support arm is arranged on the main pillar side of staking, and it is top that one end of every cross support arm is provided with elastic telescopic, spring is provided between cross support arm elastic telescopic is top, the other end of every cross support arm is also equipped with positioning telescopic rod and is positioned using screw thread；Air bag includes multiple rectangular air cushions and multiple plugging air bags；Door opening is provided on an air cushion positioned at bottom；The utility model is used for quick closure large section roadway.
Description
Technical field
The utility model belongs to mine safety protection technology field, and in particular to a kind of large section roadway quick closure dress
It puts.
Background technology
Fire incident, which occurs, for mine to cause life threat to mine operation personnel, and underground machinery equipment and coal are provided
Cause heavy losses in source；Fire incident is frequently necessary to enclosing tunnel airflow regulation when occurring, so as to control the intensity of a fire；In previous thing
Therefore some is taken traditional such as to hang canvas air partition, build plank fire dam, build brick fire dam side in processing procedure mostly
Method airflow regulation, these types of method not only there are consumable material it is more, build the drawbacks such as complicated, speed is slow, personnel's physical demand is big,
And it is only applicable to the smaller mine of drift section.In recent years for tunnel quick closure, also occur some inflations both at home and abroad
Formula rapid sealing material, light-duty combination enclosed material, there is certain improvement in construction speed and complexity, but still
The needs of large section roadway quick closure can not be met, such as 37 square metres of sections of Hua Jin companies Anhe coalfield.With mining skill
The development of art, large section roadway engineering quantity is in rising trend, in order to realize quick closure large section roadway, prevents or reduces fire
Casualties caused by calamity accident reduces property loss and researches and develops this programme.
Invention content
The utility model is the purpose in order to realize quick closure large section roadway, and it is quick to provide a kind of large section roadway
Locking device, technical solution are as follows：
A kind of large section roadway quick closing device, it includes frame and air bag, and Auxiliary support is carried out to air bag by frame,
Rigid flexible system realizes firm large section roadway enclosed construction；
Frame includes at least two stakings and at least two cross support arms, and each staking includes main pillar and jury strut,
Main pillar is fixedly connected with jury strut by more stulls, forms the structure of ladder, since drift section area is big, so vertical branch
Frame is higher, and the structure of ladder, which is climbed to convenient for staff on the upside of staking, to be operated；It is fixed to be provided in the upper end of main pillar
Position telescopic rod, is provided with jack in the lower end of main pillar, after the positioning telescopic rod on main pillar is withstood on the top surface of tunnel, rises
High jack can stretching, realize securely support；Because being used cooperatively with jack, the positioning telescopic rod on main pillar uses
Bolt positions；Positioning telescopic rod is also equipped in the lower end of jury strut, the positioning that jury strut lower end is adjusted after main pillar stretching is stretched
Contracting bar carries out Auxiliary support；In order to reach Auxiliary support effect, the positioning telescopic rod of jury strut lower end is positioned using screw thread, can be with
Stepless positioning is flexible；Since staking is higher, staking uses more piece inserted combination structure, and one can be reduced when tunnel is relatively low
Section uses, and can be split when enhancing versatility, transport and storage；
Cross support arm is arranged on the main pillar side of staking, and it is top that one end of every cross support arm is provided with elastic telescopic,
Elastic telescopic is top to be provided with spring between cross support arm, and the other end of every cross support arm is also equipped with positioning telescopic rod and uses
Screw thread positions；From elastic telescopic it is top with positioning telescopic rod be supported in tunnel side wall, realize Auxiliary support；It is right on staking
Cross support arm is answered to be provided with hook, cross support arm easy to operation simultaneously plays cross support arm certain effect of contraction；
Air bag include multiple rectangular air cushions and multiple plugging air bags, whole air cushions laterally setting and along hard Nogata to
It is laminated, whole air bags are bundled with frame and connected, and the rope band for bundling connection is both provided on whole air bags；Due to rectangular
Quadrangle is arc after the air cushion inflation expansion of shape, so, the four corners of each air cushion are provided with plugging air bag；Positioned at most lower
Door opening is provided on one air cushion of side, and the diameter of door opening is more than 50 centimetres, and air bag both sides have been required for work during " locked in " operation
Make personnel, hole of leaving a door unlocked is withdrawn convenient for staff, and door opening is also blocked with plugging air bag；On each air cushion and each plugging air bag
It is both provided with charge valve and air bleeding valve.
The beneficial effects of the utility model are：Frame installation is simple and fast, air bag can be made quickly swollen using gas cylinder
It is swollen, the closing of large section roadway can be completed in a short time；There is provided door openings, and personnel is facilitated to pass through；Main pillar is by very heavy topmast
Support, it is ensured that whole secured；The treatment effeciency of fire incident can greatly be improved, will be ensured to ensuring mine safety production
Human life and national wealth play positive effect.
Description of the drawings：
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the preliminary exposition schematic diagram of the utility model；
Fig. 3 is the schematic diagram of air bag and frame opposite side；
Fig. 4 is schematic diagram of the air bag under enclosing tunnel state；
Fig. 5 is the schematic diagram of a staking；
Fig. 6 is the decomposition diagram of Fig. 5；
Fig. 7 is the preferred embodiment schematic diagram of jack；
Fig. 8 is the schematic diagram of a cross support arm；
Fig. 9 is the internal structure schematic diagram of cross support arm.
Specific embodiment：
Referring to figs. 1 to Fig. 9, a kind of large section roadway quick closing device, it includes frame and air bag, by frame to air bag
Auxiliary support is carried out, rigid flexible system realizes firm large section roadway enclosed construction；
Frame includes at least two stakings 1 and at least two cross support arms 2, and each staking 1 includes main pillar 1-1 and pair
Pillar 1-2, main pillar 1-1 and jury strut 1-2 are fixedly connected by more stulls, the structure of ladder are formed, due to drift section
Area is big, so staking 1 is higher, the structure of ladder is climbed to 1 upside of staking convenient for staff and operated；In main branch
The upper end of column 1-1 is provided with positioning telescopic rod 3, is provided with jack 4 in the lower end of main pillar 1-1, the positioning on main pillar 1-1
After telescopic rod 3 is withstood on the top surface of tunnel, elevating jack 4 can stretching, realize securely support；Because matched with jack 4
It closes and uses, the positioning telescopic rod 3 on main pillar 1-1 is positioned using bolt；It is flexible that positioning is also equipped in the lower end of jury strut 1-2
Bar 3, the positioning telescopic rod 3 of adjustment jury strut 1-2 lower ends carries out Auxiliary support after main pillar 1-1 stretchings；In order to reach auxiliary branch
Effect is supportted, the positioning telescopic rod 3 of jury strut 1-2 lower ends is positioned using screw thread, stepless can be positioned flexible；Since staking 1 compares
Higher, staking 1 uses more piece inserted combination structure, and section use can be reduced when tunnel is relatively low, enhances versatility, is transported
It can be split during with storage；
Cross support arm 2 is arranged on the main pillar 1-1 sides of staking 1, and one end of every cross support arm 2 is provided with elastic telescopic top
Sharp 2-1, is provided with spring 2-2 between the top 2-1 of elastic telescopic and cross support arm 2, and the other end of every cross support arm 2 is also equipped with
It positions telescopic rod 3 and is positioned using screw thread；Telescopic rod 3 is positioned with the top 2-1 of elastic telescopic and is supported in tunnel side wall, is realized
Auxiliary support；Cross support arm 2 is corresponded on staking 1 and is provided with hook 1-3, cross support arm 2 easy to operation simultaneously plays one to cross support arm 2
Fixed effect of contraction；
Air bag includes multiple rectangular air cushions 5 and multiple plugging air bags 6, and the lateral setting of whole air cushions 5 is simultaneously straight along heavily fortified point
Direction is laminated, and whole air bags are bundled with frame and connected, and the rope band 7 for bundling connection is both provided on whole air bags；By
Quadrangle is arc after rectangular 5 inflation of air cushion, so, the four corners of each air cushion 5 are provided with plugging air bag 6；
It is provided with door opening 5-1 on an air cushion 5 positioned at bottom, the diameter of door opening 5-1 is more than 50 centimetres, gas during " locked in " operation
Capsule both sides have been required for staff, and the hole 5-1 that leaves a door unlocked withdraws convenient for staff, and door opening 5-1 is also blocked with plugging air bag 6；
Charge valve and air bleeding valve are both provided on each air cushion 5 and each plugging air bag 6.
Due to some tunnels, out-of-flatness is compared in top surface, so, it is provided with and turns on the positioning telescopic rod 3 on main pillar 1-1
Dynamic claw 8, to adapt to the top surface of out-of-flatness.
Some tunnel top surfaces are arc, and during this situation, the air cushion 5 positioned at the top is semicircle.
Preferably, jack 4 includes the screw rod 4-1 being arranged in main pillar 1-1, and the upper end of screw rod 4-1 passes through bearing
4-2 is only circumferentially rotatablely connected with main pillar 1-1, on screw rod 4-1 setting there are one nut 4-3, for prevent nut 4-3 with
Screw rod 4-1 rotates, and a gag lever post 4-4 is fixedly connected on nut 4-3, one of axial sliding rail of setting on main pillar 1-1
1-1-1, gag lever post 4-4 are arranged in sliding rail 1-1-1, and nut 4-3 is moved only in the axial direction during rotary screw 4-1；Nut 4-3 with it is interior
The upper end of casing 4-5 is fixedly connected, and the lower end of inner sleeve 4-5 connect with fixed claw, during rotary screw 4-1 inner sleeve 4-5 with
Fixed claw is all lifted with nut 4-3；Screw rod 4-1 is also connect by bevel gear 4-6 with hand crank 4-7, is shaken hand crank 4-7 and is
Jack 4 can be driven to lift.
Preferably, pulley 9 is provided on the main pillar 1-1 positioned at a section staking 1 of the top, convenient for lifting gas
Pad 5.
Claims (4)
1. a kind of large section roadway quick closing device, it is characterised in that it includes frame and air bag；
Frame includes at least two stakings (1) and at least two cross support arms (2), and each staking (1) includes main pillar (1-1)
With jury strut (1-2), main pillar (1-1) is fixedly connected with jury strut (1-2) by more stulls；In the upper of main pillar (1-1)
End is provided with positioning telescopic rod (3), and the lower end of main pillar (1-1) is provided with jack (4)；Positioning on main pillar (1-1)
Telescopic rod (3) is positioned using bolt；Positioning telescopic rod (3) is also equipped in the lower end of jury strut (1-2)；Under jury strut (1-2)
The positioning telescopic rod (3) at end is positioned using screw thread；Staking (1) is using more piece inserted combination structure；
Cross support arm (2) is arranged on main pillar (1-1) side of staking (1), and one end setting of every cross support arm (2) is flexible to stretch
Contract top (2-1), is provided with spring (2-2) between elastic telescopic top (2-1) and cross support arm (2), every cross support arm (2)
The other end is also equipped with positioning telescopic rod (3) and is positioned using screw thread；Cross support arm (2) is corresponded on staking (1) and is provided with extension
Hook (1-3)；
Air bag includes multiple rectangular air cushions (5) and multiple plugging air bags (6), and whole air cushions (5) laterally set and along heavily fortified point
Nogata is bundled with frame and is connected to stacking, whole air bags, and the rope band for bundling connection is both provided on whole air bags
(7)；The four corners of each air cushion (5) are provided with plugging air bag (6)；It is provided on an air cushion (5) positioned at bottom
Door opening (5-1), the diameter of door opening (5-1) are more than 50 centimetres, and door opening (5-1) is also blocked with plugging air bag (6)；In each air cushion
(5) and on each plugging air bag (6) charge valve and air bleeding valve are both provided with.
2. a kind of large section roadway quick closing device as described in claim 1, it is characterised in that determine on main pillar (1-1)
Rotation claw (8) is provided on position telescopic rod (3).
3. a kind of large section roadway quick closing device as described in claim 1, it is characterised in that jack (4) is comprising being arranged on
Screw rod (4-1) in main pillar (1-1), the upper end of screw rod (4-1) by bearing (4-2) come with main pillar (1-1) only circumferentially
Rotation connection, there are one nuts (4-3) for setting on screw rod (4-1), and a gag lever post (4- is fixedly connected on nut (4-3)
4), one of axial sliding rail (1-1-1) of setting, gag lever post (4-4) are arranged in sliding rail (1-1-1) on main pillar (1-1)；Spiral shell
Female (4-3) is fixedly connected with the upper end of inner sleeve (4-5), and the lower end of inner sleeve (4-5) is connect with fixed claw；Screw rod (4-1)
Also it is connect by bevel gear (4-6) with hand crank (4-7).
4. a kind of large section roadway quick closing device as described in claim 1, it is characterised in that in the section positioned at the top
Pulley (9) is provided on the main pillar (1-1) of staking (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721671756.4U CN207470229U (en) | 2017-12-05 | 2017-12-05 | Large section roadway quick closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721671756.4U CN207470229U (en) | 2017-12-05 | 2017-12-05 | Large section roadway quick closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207470229U true CN207470229U (en) | 2018-06-08 |
Family
ID=62257155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721671756.4U Expired - Fee Related CN207470229U (en) | 2017-12-05 | 2017-12-05 | Large section roadway quick closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207470229U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757030A (en) * | 2018-06-13 | 2018-11-06 | 熊德才 | The permeable partition equipment in tunnel |
| 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 |
| CN110617107A (en) * | 2019-10-26 | 2019-12-27 | 陕西德源府谷能源有限公司 | Automatic wind shielding and sealing device for fully mechanized coal mining face corner |
| CN112627891A (en) * | 2020-12-08 | 2021-04-09 | 山西西山煤电股份有限公司西曲矿 | Safety protection method for high gas area outside coal mine tunnel sealing wall |
| CN112746863A (en) * | 2021-02-04 | 2021-05-04 | 太原理工大学 | Rapid closing device and method for mine roof cutting gob-side entry retaining goaf |
-
2017
- 2017-12-05 CN CN201721671756.4U patent/CN207470229U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757030A (en) * | 2018-06-13 | 2018-11-06 | 熊德才 | The permeable partition equipment in tunnel |
| 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 |
| CN110617107A (en) * | 2019-10-26 | 2019-12-27 | 陕西德源府谷能源有限公司 | Automatic wind shielding and sealing device for fully mechanized coal mining face corner |
| CN112627891A (en) * | 2020-12-08 | 2021-04-09 | 山西西山煤电股份有限公司西曲矿 | Safety protection method for high gas area outside coal mine tunnel sealing wall |
| CN112627891B (en) * | 2020-12-08 | 2023-03-10 | 山西西山煤电股份有限公司西曲矿 | Safety protection method for high gas area outside coal mine tunnel sealing wall |
| CN112746863A (en) * | 2021-02-04 | 2021-05-04 | 太原理工大学 | Rapid closing device and method for mine roof cutting gob-side entry retaining goaf |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180608 Termination date: 20181205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |