CN201245159Y - Inclined drift vehicle block fence pneumatic means - Google Patents
Inclined drift vehicle block fence pneumatic means Download PDFInfo
- Publication number
- CN201245159Y CN201245159Y CNU2008200387423U CN200820038742U CN201245159Y CN 201245159 Y CN201245159 Y CN 201245159Y CN U2008200387423 U CNU2008200387423 U CN U2008200387423U CN 200820038742 U CN200820038742 U CN 200820038742U CN 201245159 Y CN201245159 Y CN 201245159Y
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- China
- Prior art keywords
- arrester
- piston rod
- barrier
- cylinder
- inclined drift
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- Expired - Fee Related
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Abstract
The utility model relates to a device used for the transportation safety protection in the underground inclined drift of a coal mine, in particular to an inclined drift barrier pneumatic device. An air cylinder, which is fixed on the ceiling of a drift, is provided with an air inlet and outlet opening, which is connected with a compressed air pipeline laid in the inclined drift. The length of a piston rod of the air cylinder is over 1m to 1.2m, and the end of the piston rod is connected with two steel ropes, which are respectively connected with an upper barrier and a lower barrier through pulleys. When the piston rod is not extended out, the upper barrier is closed, and the lower barrier is lifted. When the piston rod is fully extended out, the steel ropes are driven by the pulleys to lift the upper barrier, and the lower barrier automatically falls down by means of the own weight to be closed. Conversely, when the piston rod is withdrawn, the lower barrier is lifted, and the upper barrier is automatically closed by means of the own weight. The device, the operation of which is simple and convenient, can be implemented only by adding an air cylinder (oil cylinder) and a three-position four-way operating valve on the original basis.
Description
Technical field
The utility model relates to a kind of device that is used for transportation safety protection in inclined gallery under the coal mine, specifically a kind of inclined alley stopping hurdle pneumatics.
Background technology
Coal Production is limited by geologic condition, be unable to do without the gradient tunnel tube-train hoisting.In recent years, coal mine sloping lane lifting accident still happens occasionally, and therefore, " safety regulations in coal mine " the 370 regulation installed the stop device that can stop the vehicle that connects extension to slip into inclined gallery in the upper flat parking lot near the grade change point place.The place that below grade change point, is slightly larger than train length be provided with can the company's of preventing extension vehicle continue the arrester that down runs.Above-mentioned alley stopping device must often be closed, and puts the Che Shifang standard and opens.
Coal mine sloping lane is except that installing the stop device that can stop the vehicle that does not connect extension to slip into inclined gallery near the grade change point place in the flatcar field at present, generally install one arrester (custom is safety door) again at the grade change point place, carry out interlock with the arrester (safety door) that install in the place that is slightly larger than a train length below the grade change point.
Before last flatcar is put vehicle after the match, last flatcar field stop device and grade change point arrester are in closed condition, when vehicle is transferred, open flatcar field stop device, open grade change point place arrester, because interaction relation, when opening grade change point place arrester, the grade change point below is slightly larger than the arrester in a train length place and closes simultaneously, and vehicle is transferred.When vehicle passes through last arrester fully, close and close arrester, open down arrester simultaneously, vehicle is transferred smoothly, coupling vehicle slips into inclined gallery thereby avoid not effectively, even slip into inclined gallery, following arrester also can stop vehicle to continue to glide effectively.
On when carrying vehicle, following arrester is in open mode at this moment, when on when carrying vehicle by arrester down, close down arrester, go up arrester simultaneously to be opened, vehicle passes through, after vehicle entered the flatcar field fully, the pass was closed and is kept off a car.Stop device vehicle by the time fall automatically, after vehicle passes through, lift automatically, stoping not effectively, coupling vehicle slips into inclined gallery.
The interlock arrester also is called the interlock safety door, and its operation is general adopts manual operation, and when manually lifting (opening) when going up arrester, following arrester is by the SELF CL of conducting oneself with dignity.When manually depressing (closing) when going up arrester, lift down arrester by interlock steel rope between two arresters.The weak point of this operating mode is: (1) operating personal is near arrester, and is low near the operational vehicle safety factor, easily goes out safety misadventure; (2) arrester is lifted or depressed to manual operation inconvenience by on the manpower, and labour intensity is big.
Summary of the invention
The purpose of this utility model is in order to solve above-mentioned the deficiencies in the prior art part, adopt a kind of pneumatics of installing, use, keeping in repair be convenient to, fix a cylinder at the top, tunnel, have air inlet/outlet, air inlet/outlet connecting the compressed air line that is installed in the tunnel, inclined gallery on the cylinder.The cylinder piston pole length is more than 1～1.2m, the piston rod end connects two steel ropes, is connected with arrester up and down by pulley respectively, when piston rod does not stretch out, last arrester is in closed condition, following arrester is in the state of lifting, and when piston rod stretched out fully, steel rope drove by pulley, arrester is lifted, following arrester relies on deadweight to fall voluntarily because steel rope is loose, makes down arrester be in closed condition.Otherwise, when piston rod is regained, will descend arrester to lift, last arrester relies on deadweight to close voluntarily.Use this device to need not personnel, personal safety is protected, adopt pneumatic remote operation near the arrester operation, easy to operate, reduced working strength of workers.
The utility model is realized with following technical scheme: a kind of inclined alley stopping hurdle pneumatics, it comprises arrester column, pulley, arrester, it is characterized in that: cylinder band is fixed on the top, tunnel, the end of cylinder piston rod is fixed with two steel ropes and walks around pulley respectively and be connected with arrester up and down, and air inlet/outlet is arranged on the cylinder band.
Described a kind of inclined alley stopping hurdle pneumatics, air inlet/outlet is connecting the compressed air line that is installed in the tunnel, inclined gallery.
Described a kind of inclined alley stopping hurdle pneumatics, cylinder can be common oil cylinder, its operation pressure is generally 0.6～0.8MPa.
All use the power of pressurized air under the general coal mine, so compressed air line all is installed in the tunnel, for this reason, utilize pressurized air, realize the switching of interlock safety door as the crank motion of power by cylinder piston rod as air driven tools.
The utility model has the advantages that: this handling device novelty, practical, simple to operation, only need on original basis, to increase a cylinder (oil cylinder) and a 3-position 4-way operating valve can be realized, make the mine car of workman away from arrester and operation, guarantee personal safety, reduced labour intensity.This device also can be installed on the end opening safety door of inclined gallery, and the individual security door is carried out remote operation, realizes the switching of distant place control safety door.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the utility model diagram of work;
Among the figure: 1, arrester column, 2, pulley, 3, steel rope, 4, arrester, 5, cylinder piston rod, 6, air inlet/outlet, 7, cylinder block, 8, air inlet/outlet, 9, track.
The specific embodiment
As shown in the figure: a kind of inclined alley stopping hurdle pneumatics, it comprises arrester column 1, pulley 2, arrester 4, it is characterized in that: cylinder band 7 is fixed on the top, tunnel, the end of cylinder piston rod 5 is fixed with two steel ropes 3 and walks around pulley 2 respectively and be connected with arrester 4 up and down, air inlet/outlet 6,8 is arranged on the cylinder band 7, two arrester column 1 tops are fixed on the top board with anchor pole, the bottom is imbedded in the roadway floor and is fixed with cement concrete, arrester 4 hangs on the arrester column 1, and arrester can rotate up and down around suspended axle.
During work, provide source of the gas (Coal Production uninterruptedly provided in general 24 hours) by air compressor, by operating manual three-position four-way valve, high pressure gas enter cylinder by air inlet/outlet 8, residual air in the cylinder is discharged by three-position four-way valve by air inlet/outlet 6, piston rod 5 is released cylinder body, piston rod 5 drives steel rope 3 will go up the arrester pull-up, lower gear car hurdle is owing to deadweight falls voluntarily simultaneously, after mine car is by the car hurdle that performs, the operation three-position four-way valve, high pressure gas enter cylinder by air inlet/outlet 6, and the residual air in the cylinder is discharged by three-position four-way valve by air inlet/outlet 8, piston rod 5 is advanced cylinder body, piston rod 5 drives steel rope 3 will descend the arrester pull-up, and arrester operating process when transferring mine car is finished because deadweight falls voluntarily in the car hurdle that performs simultaneously.
When carrying mine car on the needs, the direction of operating of three-position four-way valve opposite complete operation that gets final product when transferring.
Claims (2)
1, a kind of inclined alley stopping hurdle pneumatics, it comprises arrester column (1), pulley (2), arrester (4), it is characterized in that: cylinder band (7) is fixed on the top, tunnel, the end of cylinder piston rod (5) is fixed with two steel ropes (3) and walks around pulley (2) respectively and be connected with arrester (4) up and down, and air inlet/outlet (6), (8) are arranged on the cylinder band (7).
2, a kind of inclined alley stopping according to claim 1 hurdle pneumatics, it is characterized in that: air inlet/outlet (6), (8) are connecting the compressed air line that is installed in the tunnel, inclined gallery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200387423U CN201245159Y (en) | 2008-08-08 | 2008-08-08 | Inclined drift vehicle block fence pneumatic means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200387423U CN201245159Y (en) | 2008-08-08 | 2008-08-08 | Inclined drift vehicle block fence pneumatic means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201245159Y true CN201245159Y (en) | 2009-05-27 |
Family
ID=40728975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200387423U Expired - Fee Related CN201245159Y (en) | 2008-08-08 | 2008-08-08 | Inclined drift vehicle block fence pneumatic means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201245159Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923013A (en) * | 2016-05-20 | 2016-09-07 | 中铁二院工程集团有限责任公司 | Hydraulic inhaul cable type air railway train stopper |
| CN106050304A (en) * | 2016-07-15 | 2016-10-26 | 中煤第五建设有限公司 | Oblique lane linkage-type pneumatic safety door |
| CN107963092A (en) * | 2017-12-19 | 2018-04-27 | 淮北矿业（集团）有限责任公司 | A kind of inclined roadway rail transport alley stopping device for coal mining |
-
2008
- 2008-08-08 CN CNU2008200387423U patent/CN201245159Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923013A (en) * | 2016-05-20 | 2016-09-07 | 中铁二院工程集团有限责任公司 | Hydraulic inhaul cable type air railway train stopper |
| CN105923013B (en) * | 2016-05-20 | 2018-01-23 | 中铁二院工程集团有限责任公司 | Hydraulic pressure drag-line sky rail train stopper |
| CN106050304A (en) * | 2016-07-15 | 2016-10-26 | 中煤第五建设有限公司 | Oblique lane linkage-type pneumatic safety door |
| CN107963092A (en) * | 2017-12-19 | 2018-04-27 | 淮北矿业（集团）有限责任公司 | A kind of inclined roadway rail transport alley stopping device for coal mining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20100808 |