CN103419809B - Self-retention anti-running device for incline - Google Patents
Self-retention anti-running device for incline Download PDFInfo
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- CN103419809B CN103419809B CN201310183034.4A CN201310183034A CN103419809B CN 103419809 B CN103419809 B CN 103419809B CN 201310183034 A CN201310183034 A CN 201310183034A CN 103419809 B CN103419809 B CN 103419809B
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- brake
- main tie
- vehicle frame
- brake rod
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Abstract
A kind of self-retention anti-running device for incline, belongs to slope track vehicle brake technical field, forms primarily of vehicle frame, brake equipment, main tie device and pendulum hookup.By the change of traction steel wire rope tension during sport car, under the effect of extension spring, brake rod and rail contact is made to brake.Braking to rail vehicle when the present invention is mainly applicable to haulage vehicle accident, brake equipment has the function of self-locking, braking effect and safety better, pendulum hookup can prevent brake equipment in the misoperation of upper and lower grade change point, applicability and stability stronger.
Description
Technical field
The present invention relates to slope track vehicle brake technical field, particularly relate to a kind of self-retention anti-running device for incline, be applicable to mine inclined Lifting Convey.
Background technology
Colliery gradient tunnel Lifting Convey operation is the important step in Safety of Coal Mine Production, and in many middle-size and small-size mines, gradient tunnel rail transport, still as its prevailing traffic, also has a lot of rail transport inclined gallery at large-scale mine.In actual tilt roadway rail transport production process, because the reasons such as bunching coupling of vehicles is bad, traction steel wire fracture of rope cause derailing accident to cause great personal casualty and economic loss to coal production." safety of coal mines regulation " requirement, must be provided with catcher in the gradient tunnel rail transport of colliery for this reason.
Existing buffer stop is mainly fixedly mounted in inclined shaft tunnel, when there is derailing accident, stops mine car brake it by arrester or net of keeping off a car, and as the patent No. 201220280163.6, title " buffer stop " is exactly wherein a kind of.This type of buffer stop is by various detecting device, as radar Sensor monitoring device, photoelectric sensing apparatus and speed sensor etc., the installation and maintenance cost of equipment is higher, in the inclined shaft that some is longer, also need the buffer stop of installation more than three, this further increases cost of installation and maintenance cost.In addition, also have a class buffer stop, this type of protective device is that brake equipment is installed on rail vehicle (as slope vehicle, inclined shaft skip, man car) on, brake equipment moves with rail vehicle, when there is derailing accident, can be braked by the brake equipment of self.As the patent No. 201020256664.1, title " the instant catcher of a kind of slope vehicle/skip bucket ", arrester hook is housed this patent on the rear vehicle shaft and front truck wheel shaft of mine car/skip bucket or pawl is inserted in braking, by the unexpected reduction of traction steel wire rope tension during sport car as speed-slackening signal, touching catcher makes arrester hook or the slotting pawl of braking catch or insert sleeper, prevents the generation of mine car/skip bucket derailing accident.The such as patent No. is 201120257658.2 again, title " active safe mine vehicle braking device ", this patent is made up of overspeed inductor, latch, extension spring, locating piece, Compress Spring, L-type arc hook, center cross actuator, drive sprocket, chain, driven sprocket and drg, make overspeed inductor touch a series of mechanism by speed increase during sport car, make drg action brake mine car.For another example the patent No. 200910204943.5, name is called " inclined roadway anti-running car tramcar ", its technology adopted is provided with brake equipment on tramcar wheel, when utilizing sport car, vehicle wheel rotational speed increases, slide block is along the slideway upward sliding in wheel, wedge between eccentric brake wheel and wheel ramps, make between wheel and eccentric wheel, to produce enough friction force, thus locking wheel braking.
The above-mentioned brake equipment be installed on rail vehicle respectively has its characteristic, but under consideration actual conditions, above-mentioned design also comes with some shortcomings part.Such as, mine car is through upper and lower grade change point, and generation significant change is easily produced misoperation by rope traction power; Do not take into full account the constructional feature of existing mine car, comparatively large to the change of mine car, thus the cost brought increases; Do not arrange self-locking mechanism, braking effect can not get fully ensureing.
Summary of the invention
In order to improve the safety of slope track car, reliable and effective braking is implemented to sport car, the invention provides a kind of self-retention anti-running device for incline, by the change of traction steel wire rope tension during sport car, under the effect of extension spring, make brake rod and rail contact brake.This catcher improves existing mine car, and reduce its use cost as far as possible, stop mechanism adopts self-locking mechanism, brake safe is reliable.In addition, the present invention have also been devised the mechanism prevented in grade change point misoperation.
The technical solution adopted for the present invention to solve the technical problems is: a kind of self-retention anti-running device for incline, forms primarily of vehicle frame, brake equipment, main tie device and pendulum hookup.Vehicle frame is the skeleton installing wagon box, brake equipment, main tie device and pendulum hookup, described vehicle frame is welded by channel-section steel, the main beam bearing main tie pulling force is welded with in the front end of vehicle frame, main beam is welded by two blocks of channel-section steels are staggered relatively, and be provided with the mounting hole installing main tie device and annex thereof, the middle part of vehicle frame both sides curb girder respectively bolt is connected with the installation channel-section steel installing brake equipment and annex thereof, and mounting groove steel tank mouth direction is identical with car frame side beam channel-section steel direction.
Brake equipment is core of the present invention, and described brake equipment is made up of brake rod, bearing pin, brake rod connecting rod, tranverse connecting rod, brake rod extension spring and spring fitting bar.Brake rod is installed on described installation channel-section steel by bearing pin, and brake rod can rotate around bearing pin, and brake rod and rail contact section are cast with rubber layer.Spring fitting bar bolt is connected on the installation channel-section steel of both sides, and brake rod extension spring one end is arranged on spring fitting bar, and the other end is installed on brake rod, and brake rod connecting rod and brake rod chain connection, be fixed it by spring cotter.When there is sport car, rope traction power reduces, and brake rod retracts by brake rod extension spring, and brake rod stretches to both sides track and clamps track.Suppose that brake rod and track angle are θ, brake rod rubber layer and interorbital friction coefficient are μ, when meeting μ > cot θ, the mutual slip of brake rod and track stops and self-locking, the rail vehicle braking of derailing accident can will occur in orbit thus.
Described main tie device one end to be connected with haulage cable with safety pin by meeting and discussing, and the other end is connected with described brake equipment, and main tie device is made up of main tie, orienting sleeve, feather key, feather key plate, stop screw, big nut and thickening pad.Orienting sleeve bolt is connected on the front cross rail of vehicle frame, and main tie to insert in orienting sleeve and can slide along orienting sleeve, big nut and thicken one end that pad is threadedly connected to main tie, thickeies pad and contacts with described vehicle frame main beam.Main tie is provided with the radial circular hole installing brake equipment tranverse connecting rod at big nut end, the tranverse connecting rod of described brake equipment inserts in the radial circular hole of main tie, and is connected with the brake rod connecting rod of brake equipment.Described main tie is provided with feather key, and feather key crab bolt is connected on vehicle frame main beam, and feather key and feather key plate bearing fit ensure moving axially of main tie.Stop screw is installed on main tie, and coordinates with described pendulum hookup.
Described pendulum hookup is installed with in vehicle frame main beam, and it comprises weight, weight erecting frame, straight positioning plate and Z-type positioning plate.Weight erecting frame bolt is arranged in vehicle frame main beam, and weight bearing pin is arranged on weight erecting frame, and straight positioning plate is inserted on weight, and the direction of weight is always vertical direction.When pendulum hookup can prevent rail vehicle from entering gallery by inclined gallery, the change of rope traction power causes the misoperation of brake equipment.Specifically, when horizontal rail, weight perpendicular to track, the stop screw of straight positioning plate on main tie, under the stop of stop screw and Z-type positioning plate, main tie can not make brake equipment action; When inclined shaft, weight swings and keeps vertical direction, the stop screw now on straight positioning plate and main tie away from, stop screw does not play position-limiting action, and main tie can make brake equipment action.
The invention has the beneficial effects as follows, brake equipment has the function of self-locking, and braking effect and safety are better, and pendulum hookup can prevent brake equipment in the misoperation of upper and lower grade change point, applicability and stability stronger.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described.
Fig. 1 is front view of the present invention.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the birds-eye view of the present invention when braking.
Fig. 4 is the lateral plan of the present invention when braking.
Fig. 5 is the front view of main tie device of the present invention and pendulum hookup.
Fig. 6 is the birds-eye view of main tie device of the present invention and pendulum hookup.
Fig. 7 is main tie device of the present invention and the front view of pendulum hookup when inclined shaft.
1. main tie device, 2. pendulum hookup, 3. wagon boxes in figure, 4. brake equipment, it is right 5. to take turns, 6. vehicle frame, 7. track, 11. orienting sleeves, 12. main ties, 13. feather key plates, 14. thicken pad, 15. big nuts, 21. stop screws, 22. straight positioning plates, 23.Z type positioning plate, 24. weights, 41. tranverse connecting rods, 42. brake rod connecting rods, 43. brake rods, 44. bearing pins, 45. brake rod extension springs, 46. spring fitting bars, 47. rubber gaskets, 61. front cross rails, 62. main beams, 63. intermediate transverse girders, 64. curb girders, 65. after cross members.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As shown in Figure 1, self-retention anti-running device for incline of the present invention forms primarily of vehicle frame 6, brake equipment 4, main tie device 1 and pendulum hookup 2, and wagon box 3 is installed on vehicle frame 6, for different rail vehicles, as inclined shaft skip, man car or stores van etc., wagon box 3 can be different.Brake equipment 4 is installed on the bottom of vehicle frame 6, and main tie device 1 and pendulum hookup 2 are installed on the front end of vehicle frame 6, and the rail vehicle being provided with brake equipment 4, main tie device 1 and pendulum hookup 2 travels on track 7.
As shown in Figure 2, for the ease of expressing its inner structure, then wagon box 3 is removed by this, and has carried out semi-sictional view to it.Vehicle frame 6 is welded by channel-section steel, the front end of vehicle frame 6 is welded with the main beam 62 bearing main tie pulling force, curb girder 64, front-axle beam 61, after cross member 65, intermediate transverse girder 63 are welded to form vehicle frame 6 together with main beam 62, described main beam 62 is welded by two blocks of channel-section steels are staggered relatively, and be provided with the mounting hole installing main tie device 1 and annex thereof, the middle part of vehicle frame both sides curb girder 64 respectively bolt is connected with the installation channel-section steel installing brake equipment 4 and annex thereof, and mounting groove steel tank mouth direction is identical with car frame side beam 64 channel-section steel direction.Described brake equipment 4 is made up of brake rod 43, bearing pin 44, brake rod connecting rod 42, tranverse connecting rod 41, brake rod extension spring 45 and spring fitting bar 46.Be designed with mounting hole in the middle part of brake rod 43, bearing pin 44 coordinates with the mounting hole of brake rod 43 and locates with circular nut.Spring fitting bar 46 is welded with the location plectane installing brake rod extension spring 45, brake rod extension spring 45 one end hooks on spring fitting bar 46, and one end hooks on the montant of brake rod 43, and brake rod extension spring 45 provides the initial brake power of brake equipment 4.Main tie device 1 is by tranverse connecting rod 41 and brake rod connecting rod 42 and brake rod 43 chain connection.As figure, under the pulling of main tie device 1, brake rod 43 is separated with track 7, and rail vehicle is in normal running state.
As shown in Figure 3, Figure 4, when causing sport car because of bunching vehicle because connecting reasons such as hanging bad, traction steel wire fracture of rope, main tie device 1 pulling force reduce, under the pulling force effect of brake rod extension spring 45, main tie device 1 bounces back, and the track 7 of brake rod 43 near both sides also clamps, angle between known brake rod 43 and track 7 is θ, brake rod 43 and interorbital friction coefficient are μ, and supposing that brake rod 43 is subject to track squeeze power is F, F is decomposed into the power F along track 7 direction
ywith the power F perpendicular to track alignment
x, obtain F by mechanical knowledge
x=Fsin θ, F
y=Fcos θ, F
xthe friction force produced is F
f=μ F
x=μ Fsin θ, works as F
f> F
ytime brake equipment 4 and track 7 between self-locking, arrange μ > cot θ time, thus can will occur derailing accident rail vehicle braking in orbit.Under actual conditions, angle is that θ should be less than 90 °, the coefficientoffrictionμ increased between brake rod 43 and track 7 can reduce the safety factor that angle improves brake equipment 4, for increasing coefficientoffrictionμ, known technology is adopted to be cast with rubber gasket 47 at brake rod 43 and the contact jaw of track 7.
As shown in Fig. 5, Fig. 6, Fig. 7, pull rod device 1 is made up of main tie 12, orienting sleeve 11, feather key 16, feather key plate 13, stop screw 21, big nut 15 and thickening pad 14.Orienting sleeve 11 bolt is connected on the front cross rail 61 of vehicle frame, main tie 12 to insert in orienting sleeve 11 and can slide axially along orienting sleeve, in order to reduce friction, grease lubrication is added with between main tie 12 and orienting sleeve 11, big nut 15 and thickening pad 14 are threadedly connected to one end of main tie 12, thicken pad 14 to contact with described vehicle frame main beam 62, thicken pad 14 contacts the operation of direct bearing track car pulling force with main beam 62.Main tie 12 is provided with the radial circular hole installing tranverse connecting rod 41 at big nut end, the tranverse connecting rod 41 of described brake equipment 4 inserts in the radial circular hole of main tie 12, and is connected with the brake rod connecting rod 42 of brake equipment 4.Described main tie 12 is provided with feather key 16, feather key plate 13 bolt is connected on vehicle frame main beam 62, feather key 16 and feather key plate 13 bearing fit ensure moving axially of main tie 12, and the length of feather key 16 is determined according to the sliding stroke of main tie 12 in orienting sleeve 11.Stop screw 21 is installed with on main tie 12, and coordinates with described pendulum hookup 2.Described pendulum hookup 2 is installed with in vehicle frame main beam 62, and it comprises weight 24, weight erecting frame (not marking in figure), straight positioning plate 22 and Z-type positioning plate 23.Weight erecting frame bolt is arranged in vehicle frame main beam 62, weight 24 bearing pin is arranged on weight erecting frame, straight positioning plate 22 is inserted on weight 24, and weight 24 can swing on weight erecting frame, and the direction of weight 24 is always vertical direction under gravity.When pendulum hookup 2 can prevent rail vehicle from entering gallery by inclined gallery, the change of rope traction power causes the misoperation of brake equipment 4.Specifically, when horizontal rail (shown in Fig. 5 state), weight 24 perpendicular to track 7, the stop screw 21 of straight positioning plate 22 on main tie 12, under the stop of stop screw 21 and Z-type positioning plate 23, main tie 12 can not make brake equipment 4 action; When inclined shaft (shown in Fig. 7 state), weight 24 swings to vertical direction under gravity, now straight positioning plate 22 and the stop screw 21 on main tie 12 away from, stop screw 21 pairs of main ties 12 do not play position-limiting action, and main tie can make brake equipment 4 action.
The operational process of self-retention anti-running device for incline of the present invention is as follows: in normal course of operation, main tie 12 is in extended state all the time, the released state of brake rod 43 maintenance and track 7 under the pulling of main tie 12, when by way of upper and lower grade change point, although traction steel wire rope tension reduces, but due to the position-limiting action of pendulum hookup 2, the misoperation of brake equipment 4 can be prevented by actv.; When bunching vehicle causes sport car because connecting reasons such as hanging bad, traction steel wire fracture of rope, the pulling force of haulage cable reduces, retracted by main tie 12 under the pulling force effect of brake rod extension spring 45, brake rod 43 contacts with track 7 and effective self-locking and braking rail vehicle.In whole process, brake rod extension spring 45 is as the starting force providing brake rod 43 action, and the self-locking of whole brake equipment 4 is deadweight generations of rail vehicle.
Above embodiment description taken together with the accompanying drawings, just illustrates groundwork of the present invention, principal character.The technical personnel of relevant industries should be understood; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; do not departing under the prerequisite that the invention is intended to scope; the present invention also has various changes and modifications, and these changes and improvements are all included in claimed scope.The protection domain of application claims is defined by appending claims and equivalent thereof.
Claims (2)
1. self-retention anti-running device for incline, form primarily of vehicle frame, brake equipment, main tie device and pendulum hookup, it is characterized in that: described vehicle frame is welded by channel-section steel, the main beam bearing main tie pulling force is welded with in the front end of vehicle frame, main beam is welded by two blocks of channel-section steels are staggered relatively, and be provided with the mounting hole installing main tie device and annex thereof, the middle part of vehicle frame both sides curb girder respectively bolt is connected with the installation channel-section steel installing brake equipment and annex thereof, and mounting groove steel tank mouth direction is identical with car frame side beam channel-section steel direction;
Described brake equipment is made up of brake rod, bearing pin, brake rod connecting rod, tranverse connecting rod, brake rod extension spring and spring fitting bar, brake rod is installed on described installation channel-section steel by bearing pin, and brake rod can rotate around bearing pin, brake rod and rail contact section are cast with rubber layer, spring fitting bar bolt is connected on the installation channel-section steel of both sides, brake rod extension spring one end is arranged on spring fitting bar, the other end is installed on brake rod, brake rod connecting rod and brake rod chain connection, be fixed it by spring cotter;
Described main tie device one end to be connected with haulage cable with safety pin by meeting and discussing, the other end is connected with described brake equipment, main tie device is made up of main tie, orienting sleeve, feather key, feather key plate, stop screw, big nut and thickening pad, orienting sleeve bolt is connected on the front cross rail of vehicle frame, main tie to insert in orienting sleeve and can slide along orienting sleeve, big nut and thickening pad are threadedly connected to one end of main tie, thicken pad to contact with described vehicle frame main beam, main tie is provided with the radial circular hole installing brake equipment tranverse connecting rod at big nut end; The tranverse connecting rod of described brake equipment inserts in the radial circular hole of main tie, and is connected with the brake rod connecting rod of brake equipment; Described main tie is provided with feather key, and feather key crab bolt is connected on vehicle frame main beam, and feather key and feather key plate bearing fit ensure moving axially of main tie, and stop screw is installed on main tie, and coordinates with described pendulum hookup.
2. self-retention anti-running device for incline according to claim 1, it is characterized in that: pendulum hookup is installed with in vehicle frame main beam, it comprises weight, weight erecting frame, straight positioning plate and Z-type positioning plate, weight erecting frame bolt is arranged in vehicle frame main beam, weight bearing pin is arranged on weight erecting frame, and straight positioning plate is inserted on weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183034.4A CN103419809B (en) | 2013-05-10 | 2013-05-10 | Self-retention anti-running device for incline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310183034.4A CN103419809B (en) | 2013-05-10 | 2013-05-10 | Self-retention anti-running device for incline |
Publications (2)
| Publication Number | Publication Date |
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| CN103419809A CN103419809A (en) | 2013-12-04 |
| CN103419809B true CN103419809B (en) | 2016-01-27 |
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|---|---|---|---|
| CN201310183034.4A Expired - Fee Related CN103419809B (en) | 2013-05-10 | 2013-05-10 | Self-retention anti-running device for incline |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108433752B (en) * | 2018-01-15 | 2021-01-12 | 温州市人民医院 | Stomach cancer holostrome sample sampler |
| CN111284525B (en) * | 2020-03-31 | 2021-04-16 | 永贵能源开发有限责任公司新田煤矿 | Colliery anti-sliding device |
| CN111959558B (en) * | 2020-07-23 | 2023-04-07 | 中国煤炭科工集团太原研究院有限公司 | Rope-breaking rail-holding braking protection device for coal mine underground ferry vehicle |
| CN112207096B (en) * | 2020-09-26 | 2021-10-29 | 宜宾学院 | Pipe cleaner speed impact suppression mechanism |
| CN113236350B (en) * | 2021-06-16 | 2022-04-08 | 无锡市市政设施建设工程有限公司 | Inclined shaft transportation structure for subway construction |
| CN113931684B (en) * | 2021-11-20 | 2024-01-26 | 中铁建大桥工程局集团第五工程有限公司 | Material conveying equipment for large-dip-angle tunnel |
| CN117325902B (en) * | 2023-12-01 | 2024-02-13 | 湘潭恒欣实业股份有限公司 | Anti-galloping car stopping device of monorail crane and safety protection method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2106762U (en) * | 1991-09-12 | 1992-06-10 | 刘欣福 | Automatic braking apparatus for running vehicles in incline shaft |
| JPH11198810A (en) * | 1998-01-16 | 1999-07-27 | Aichi Corp | Braking device for track running vehicle |
| CN101786469B (en) * | 2010-03-17 | 2011-09-07 | 云南力帆骏马车辆有限公司 | Dump truck auxiliary frame and connecting structure thereof |
| CN201980248U (en) * | 2011-04-01 | 2011-09-21 | 卢月雄 | Catcher for mine cars/skip buckets in inclined shaft |
| CN102259651B (en) * | 2011-05-30 | 2013-06-26 | 臧振萍 | Active catcher |
| CN203237254U (en) * | 2013-05-10 | 2013-10-16 | 金力 | Self-braking inclined shaft catcher |
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2013
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| CN103419809A (en) | 2013-12-04 |
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