CN203237254U - Self-braking inclined shaft catcher - Google Patents
Self-braking inclined shaft catcher Download PDFInfo
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- CN203237254U CN203237254U CN 201320268025 CN201320268025U CN203237254U CN 203237254 U CN203237254 U CN 203237254U CN 201320268025 CN201320268025 CN 201320268025 CN 201320268025 U CN201320268025 U CN 201320268025U CN 203237254 U CN203237254 U CN 203237254U
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- brake
- main tie
- braking
- vehicle frame
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Abstract
The utility model relates to a self-braking inclined shaft catcher, and belongs to the technical field of inclined shaft track car braking devices. The self-braking inclined shaft catcher is mainly composed of a frame, a braking device, a main pulling rod device and a pendulum bob device. A braking rod is in contact with a track to conduct braking under the effect of an extension spring through changes of pulling force of a dragging steel wire rope during excursion. The self-braking inclined shaft catcher is mainly suitable for rail car braking when inclined shaft excursion accidents occur, the braking device has the self-locking function, the braking effect and the safety performance are good, the pendulum bob device can prevent malfunction of the braking device at the up-and-down grade change point, and the applicability and the stability are higher.
Description
Technical field
The utility model relates to slope track vehicle brake technical field, relates in particular to a kind of self-retention anti-running device for incline, is applicable to mine inclined Lifting Convey.
Background technology
Colliery gradient tunnel Lifting Convey operation is the important step in the Safety of Coal Mine Production, and in many middle-size and small-size mines, the gradient tunnel rail transport is still mainly transported as it, at large-scale mine a lot of rail transport inclined gallery is arranged also.In actual tilt roadway rail transport production process, the reasons such as, traction steel wire fracture of rope bad because of the bunching coupling of vehicles cause derailing accident to produce to the colliery and have caused great personal casualty and economic loss." 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 mainly is to be fixedly mounted in the inclined shaft tunnel, when derailing accident occurs, stops mine car by arrester or the net of keeping off a car it is braked, and such as the patent No. 201220280163.6, title " buffer stop " is exactly wherein a kind of.This type of buffer stop is by various detecting devices, such as radar Sensor monitoring device, photoelectric sensing apparatus and speed sensor etc., the installation and maintenance cost of equipment is higher, in some long inclined shaft, buffer stop more than three also need be installed, and this has more increased 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 (such as slope vehicle, inclined shaft skip, man car) on, brake equipment is mobile with rail vehicle, when derailing accident occurs, can brake by the brake equipment of self.Such as the patent No. 201020256664.1, title " the instant catcher of a kind of slope vehicle/skip bucket ", this patent is equipped with arrester hook or the slotting pawl of braking at rear vehicle shaft and the front truck wheel shaft of mine car/skip bucket, the traction steel wire rope tension reduces suddenly as speed-slackening signal during by sport car, touch catcher and make arrester hook or the slotting pawl of braking catch or insert sleeper, prevent the generation of mine car/skip bucket derailing accident.For example the patent No. is 201120257658.2 again, title " active safe mine vehicle braking device ", this patent is comprised of overspeed inductor, latch, extension spring, locating piece, Compress Spring, L-type arc hook, center cross actuator, drive sprocket, chain, driven sprocket and drg, speed increase during by sport car makes overspeed inductor touch a series of mechanisms, makes drg action braking mine car.The patent No. 200910204943.5 for another example, name is called " inclined roadway anti-running car tramcar ", its technology that adopts is at tramcar wheel brake equipment to be installed, vehicle wheel rotational speed increases when utilizing sport car, slide block is along the slideway upward sliding in the wheel, wedge between eccentric brake wheel and the wheel slideway, make the enough friction force of generation between wheel and the eccentric wheel, thus the locking wheel braking.
The above-mentioned brake equipment that is installed on the rail vehicle respectively has its characteristic, but is considering under the actual conditions, the above-mentioned design part that also comes with some shortcomings.For example, mine car is through grade change point up and down the time, and rope traction power will significant change occur and produce easily misoperation; Do not take into full account the constructional feature of existing mine car, larger to the change of mine car, thus the cost that brings increases; Self-locking mechanism is not set, and braking effect can not get fully guarantee etc.
The utility model content
In order to improve the safety of slope track car, sport car is implemented reliable and effective braking, the utility model provides a kind of self-retention anti-running device for incline, and the variation of traction steel wire rope tension during by sport car makes brake rod contact with track under the effect of extension spring and brakes.This catcher improves existing mine car, reduces as far as possible its use cost, adopts self-locking mechanism at stop mechanism, and brake safe is reliable.In addition, the utility model has also designed the mechanism that prevents in the grade change point misoperation.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of self-retention anti-running device for incline mainly is comprised of vehicle frame, brake equipment, main tie device and pendulum hookup.Vehicle frame is the skeleton that wagon box, brake equipment, main tie device and pendulum hookup are installed, described vehicle frame is welded by channel-section steel, front end at vehicle frame is welded with the main beam that bears the main tie pulling force, main beam is by two staggered relatively being welded of channel-section steel, and be provided with the mounting hole that main tie device and annex thereof are installed on it, the middle part of vehicle frame both sides curb girder respectively bolt is connected with the installation channel-section steel that brake equipment and annex thereof are installed, 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 utility model, and described brake equipment is comprised 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 the described installation channel-section steel by bearing pin, and brake rod can rotate around bearing pin, and brake rod and track contact segment 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 installed on the spring fitting bar, and the other end is installed on the brake rod, and brake rod connecting rod and brake rod chain connection are fixed it by spring cotter.When sport car occured, rope traction power reduced, and the brake rod extension spring retracts brake rod, and brake rod stretches and the chucking track to the both sides track.Suppose that brake rod and track angle are θ, brake rod rubber layer and interorbital friction coefficient are μ, and when satisfying μ＞cot θ, the mutual slip of brake rod and track stops and self-locking, thus can be with rail vehicle braking that derailing accident occurs in orbit.
Described main tie device one end is connected with haulage cable with safety pin by meeting and discussing, and the other end links to each other with described brake equipment, and the main tie device is comprised of main tie, orienting sleeve, feather key, feather key plate, stop screw, big nut and thickening pad.The orienting sleeve bolt is connected on the front cross rail of vehicle frame, and main tie inserts in the orienting sleeve and can slide along orienting sleeve, and big nut and thickening pad are threadedly connected to an end of main tie, and the thickening pad contacts with described vehicle frame main beam.Main tie is provided with the radially circular hole that the brake equipment tranverse connecting rod is installed at the big nut end, and the tranverse connecting rod of described brake equipment inserts in the radially circular hole of main tie, and links to each other with the brake rod connecting rod of brake equipment.Be provided with feather key on the described main tie, the feather key crab bolt is connected on the vehicle frame main beam, and feather key and feather key plate bearing fit guarantee moving axially of main tie.Stop screw is installed on the main tie, and cooperates with described pendulum hookup.
In described pendulum hookup installation and the vehicle frame main beam, it comprises weight, weight erecting frame, straight positioning plate and Z-type positioning plate.The weight erecting frame is installed in the vehicle frame main beam with bolt, and weight is installed on the weight erecting frame with bearing pin, and straight positioning plate is inserted on the weight, and the direction of weight is always vertical direction.When pendulum hookup can prevent that rail vehicle from entering gallery by inclined gallery, rope traction power changed the misoperation that causes brake equipment.Specifically, when horizontal rail, weight is perpendicular to track, and straight positioning plate is near the stop screw on the main tie, and under the stopping of stop screw and Z-type positioning plate, main tie can not make the brake equipment action; When inclined shaft, weight swing to keep vertical direction, this moment straight positioning plate with main tie on stop screw away from, stop screw does not play position-limiting action, main tie can make brake equipment move.
The beneficial effects of the utility model are, brake equipment has the function of self-locking, and braking effect and safety are better, and pendulum hookup can prevent brake equipment in the up and down misoperation of grade change point, and applicability and stability are stronger.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further.
Fig. 1 is front view of the present utility model.
Fig. 2 is the birds-eye view of Fig. 1.
Birds-eye view when Fig. 3 is the utility model braking.
Lateral plan when Fig. 4 is the utility model braking.
Fig. 5 is the front view of the utility model main tie device and pendulum hookup.
Fig. 6 is the birds-eye view of the utility model main tie device and pendulum hookup.
Fig. 7 is the utility model main tie device and the front view of pendulum hookup when inclined shaft.
1. main tie devices, 2. pendulum hookup, 3. wagon box among the figure, 4. brake equipment, it is right 5. to take turns, 6. vehicle frame, 7. track, 11. orienting sleeves, 12. main ties, 13. the feather key plate, 14. thickening pads, 15. big nuts, 21. stop screw, 22. straight positioning plates, 23.Z type positioning plate, 24. weight, 41. tranverse connecting rods, 42. brake rod connecting rods, 43. brake rod, 44. bearing pins, 45. brake rod extension springs, 46. the spring fitting bar, 47. rubber gaskets, 61. front cross rails, 62. main beam, 63. intermediate transverse girder, 64. curb girders, 65. after cross members.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
As shown in Figure 1, self-retention anti-running device for incline of the present utility model mainly is comprised of vehicle frame 6, brake equipment 4, main tie device 1 and pendulum hookup 2, and wagon box 3 is installed on the vehicle frame 6, for different rail vehicles, such 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 that brake equipment 4, main tie device 1 and pendulum hookup 2 are installed travels on track 7.
As shown in Figure 2, for the ease of expressing its inner structure, this removes wagon box 3 again, and it has been carried out semi-sictional view.Vehicle frame 6 is welded by channel-section steel, the front end of vehicle frame 6 is welded with the main beam 62 that bears the main tie pulling force, curb girder 64, front-axle beam 61, after cross member 65, intermediate transverse girder 63 and main beam 62 are welded to form vehicle frame 6 together, described main beam 62 is by two staggered relatively being welded of channel-section steel, and be provided with the mounting hole that main tie device 1 and annex thereof are installed on it, the middle part of vehicle frame both sides curb girder 64 respectively bolt is connected with the installation channel-section steel that brake equipment 4 and annex thereof are installed, and mounting groove steel tank mouth direction is identical with car frame side beam 64 channel-section steel directions.Described brake equipment 4 is comprised 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.Brake rod 43 middle parts are designed with mounting hole, and bearing pin 44 cooperates with the mounting hole of brake rod 43 and locates with circular nut.Be welded with the location plectane that brake rod extension spring 45 is installed on the spring fitting bar 46, brake rod extension spring 45 1 ends collude on spring fitting bar 46, and an end colludes on the montant of brake rod 43, and brake rod extension spring 45 provides the initial braking force 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 connections.Such as figure, under the pulling of main tie device 1, brake rod 43 separates with track 7, and rail vehicle is in normal running state.
As shown in Figure 3, Figure 4, when causing sport car because of reasons such as the bunching vehicle is bad because even hanging, traction steel wire fracture of rope, 1 pulling force of main tie device reduces, under the pulling force effect of brake rod extension spring 45, main tie device 1 retraction, brake rod 43 is near track 7 and the chucking of both sides, angle between known brake rod 43 and the track 7 is θ, brake rod 43 is μ with interorbital friction coefficient, supposes that it is F that brake rod 43 is subject to the track squeese pressure, is decomposed into F along the power F of track 7 directions
yWith the power F perpendicular to track alignment
x, get F by mechanical knowledge
x=Fsin θ, F
y=Fcos θ, F
xThe friction force that produces is E
f=μ F
x=μ Fsin θ works as F
f＞F
yThe time brake equipment 4 and track 7 between self-locking, put in order during μ＞cot θ, thus can be with rail vehicle braking that derailing accident occurs in orbit.Angle is that θ should be less than 90 ° under the actual conditions, the coefficientoffrictionμ that increases between brake rod 43 and the track 7 can reduce the safety factor that angle improves brake equipment 4, for increasing coefficientoffrictionμ, adopt known technology to be cast with rubber gasket 47 at the contact jaw of brake rod 43 and track 7.
Such as Fig. 5, Fig. 6, shown in Figure 7, pull rod device 1 is comprised 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 bolts are connected on the front cross rail 61 of vehicle frame, main tie 12 inserts in the orienting sleeve 11 and can endwisely slip along orienting sleeve, in order to reduce friction, be added with grease lubrication between main tie 12 and the orienting sleeve 11, big nut 15 and thickening pad 14 are threadedly connected to an end of main tie 12, thickening pad 14 contacts with described vehicle frame main beam 62, and thickening pad 14 contacts the pulling force of direct bearing track car operation with main beam 62.Main tie 12 is provided with the radially circular hole that tranverse connecting rod 41 is installed at the big nut end, and the tranverse connecting rod 41 of described brake equipment 4 inserts in the radially circular hole of main tie 12, and links to each other with the brake rod connecting rod 42 of brake equipment 4.Be provided with feather key 16 on the described main tie 12, feather key plate 13 bolts are connected on the vehicle frame main beam 62, feather key 16 guarantees moving axially of main tie 12 with feather key plate 13 bearing fits, 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 install with main tie 12 on, and cooperate with described pendulum hookup 2.In described pendulum hookup 2 installations and the vehicle frame main beam 62, it comprises weight 24, weight erecting frame (not marking among the figure), straight positioning plate 22 and Z-type positioning plate 23.The weight erecting frame is installed in the vehicle frame main beam 62 with bolt, weight 24 usefulness bearing pins are installed on the weight erecting frame, straight positioning plate 22 is inserted on the weight 24, and weight 24 can swing at the weight erecting frame, is always vertical direction in the direction of action of gravitation lower heavy punch 24.When pendulum hookup 2 can prevent that rail vehicle from entering gallery by inclined gallery, rope traction power changed the misoperation that causes brake equipment 4.Specifically, when horizontal rail (state shown in Figure 5), weight 24 is perpendicular to track 7, and straight positioning plate 22 is near the stop screw 21 on the main tie 12, and under the stopping of stop screw 21 and Z-type positioning plate 23, main tie 12 can not make brake equipment 4 actions; When inclined shaft (state shown in Figure 7), swing to vertical direction at Action of Gravity Field lower heavy punch 24, this moment straight positioning plate 22 with main tie 12 on stop screw 21 away from, 21 pairs of main ties 12 of stop screw do not play position-limiting action, main tie can make brake equipment 4 actions.
The operational process of self-retention anti-running device for incline of the present utility model is as follows: in normal course of operation, main tie 12 is in extended state all the time, brake rod 43 keeps the released state with track 7 under the pulling of main tie 12, by way of grade change point up and down the time, although the traction steel wire rope tension reduces, but because the position-limiting action of pendulum hookup 2, can actv. prevent the misoperation of brake equipment 4; When the reasons such as the bunching vehicle is bad because even hanging, traction steel wire fracture of rope cause sport car, the pulling force of haulage cable reduces, under the pulling force effect of brake rod extension spring 45 main tie 12 is retracted, brake rod 43 contacts with track 7 and effective self-locking and braking rail vehicle.In whole process, 45 conducts of brake rod extension spring provide the starting force of brake rod 43 actions, and the self-locking of whole brake equipment 4 is that the deadweight of rail vehicle produces.
Above embodiment description taken together with the accompanying drawings just illustrates groundwork of the present utility model, principal character.The technical personnel of relevant industries should be understood; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification sheets just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model intention and scope; the utility model also has various changes and modifications, and these changes and improvements all are included in the claimed scope.The protection domain that the utility model requires is defined by appending claims and equivalent thereof.
Claims (4)
1. self-retention anti-running device for incline, mainly formed by vehicle frame, brake equipment, main tie device and pendulum hookup, it is characterized in that: described vehicle frame is welded by channel-section steel, front end at vehicle frame is welded with the main beam that bears the main tie pulling force, main beam is by two staggered relatively being welded of channel-section steel, and be provided with the mounting hole that main tie device and annex thereof are installed on it, the middle part of vehicle frame both sides curb girder respectively bolt is connected with the installation channel-section steel that brake equipment and annex thereof are installed, and mounting groove steel tank mouth direction is identical with car frame side beam channel-section steel direction.
2. a kind of self-retention anti-running device for incline according to claim 1, it is characterized in that: described brake equipment is by brake rod, bearing pin, the brake rod connecting rod, tranverse connecting rod, brake rod extension spring and spring fitting bar form, brake rod is installed on the described installation channel-section steel by bearing pin, and brake rod can rotate around bearing pin, brake rod and track contact segment 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 installed on the spring fitting bar, the other end is installed on the brake rod, brake rod connecting rod and brake rod chain connection are fixed it by spring cotter.
3. described a kind of self-retention anti-running device for incline according to claim 1, it is characterized in that: described main tie device one end is connected with haulage cable with safety pin by meeting and discussing, the other end links to each other with described brake equipment, the main tie device is by main tie, orienting sleeve, feather key, the feather key plate, stop screw, big nut and thickening pad form, the orienting sleeve bolt is connected on the front cross rail of vehicle frame, main tie inserts in the orienting sleeve and can slide along orienting sleeve, big nut and thickening pad are threadedly connected to an end of main tie, the thickening pad contacts with described vehicle frame main beam, and main tie is provided with the radially circular hole that the brake equipment tranverse connecting rod is installed at the big nut end; The tranverse connecting rod of described brake equipment inserts in the radially circular hole of main tie, and links to each other with the brake rod connecting rod of brake equipment; Be provided with feather key on the described main tie, the feather key crab bolt is connected on the vehicle frame main beam, and feather key and feather key plate bearing fit guarantee moving axially of main tie, and stop screw is installed on the main tie, and cooperates with described pendulum hookup.
4. described a kind of self-retention anti-running device for incline according to claim 1, it is characterized in that: in pendulum hookup installation and the vehicle frame main beam, it comprises weight, weight erecting frame, straight positioning plate and Z-type positioning plate, the weight erecting frame is installed in the vehicle frame main beam with bolt, weight is installed on the weight erecting frame with bearing pin, and straight positioning plate is inserted on the weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320268025 CN203237254U (en) | 2013-05-10 | 2013-05-10 | Self-braking inclined shaft catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320268025 CN203237254U (en) | 2013-05-10 | 2013-05-10 | Self-braking inclined shaft catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203237254U true CN203237254U (en) | 2013-10-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320268025 Expired - Fee Related CN203237254U (en) | 2013-05-10 | 2013-05-10 | Self-braking inclined shaft catcher |
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| CN (1) | CN203237254U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419809A (en) * | 2013-05-10 | 2013-12-04 | 金力 | Self-braking inclined shaft catcher |
| CN105151078A (en) * | 2015-08-03 | 2015-12-16 | 天津甘泉集团有限公司 | Cable-stayed self-coupling electric submersible pump with self-locking brake device |
| CN110395289A (en) * | 2019-07-19 | 2019-11-01 | 中国水利水电第十二工程局有限公司 | A kind of incline shaft transport vehicle armful rail Self tightening device |
| CN110435708A (en) * | 2019-08-20 | 2019-11-12 | 武汉市云竹机电新技术开发有限公司 | The disconnected rope of prevention of sliding-down in inclined well, the self-locking buffer brake device of abseiling |
| CN110466559A (en) * | 2019-08-20 | 2019-11-19 | 武汉市云竹机电新技术开发有限公司 | The self-locking buffer brake device of prevention of sliding-down in inclined well unhook |
| CN114407943A (en) * | 2022-02-23 | 2022-04-29 | 安徽万航轨道交通装备有限公司 | Rail mine car frame with emergency braking function |
-
2013
- 2013-05-10 CN CN 201320268025 patent/CN203237254U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419809A (en) * | 2013-05-10 | 2013-12-04 | 金力 | Self-braking inclined shaft catcher |
| CN105151078A (en) * | 2015-08-03 | 2015-12-16 | 天津甘泉集团有限公司 | Cable-stayed self-coupling electric submersible pump with self-locking brake device |
| CN105151078B (en) * | 2015-08-03 | 2018-10-19 | 天津甘泉集团有限公司 | A kind of oblique pull with self-locking brake gear is from coupling submersible pump |
| CN110395289A (en) * | 2019-07-19 | 2019-11-01 | 中国水利水电第十二工程局有限公司 | A kind of incline shaft transport vehicle armful rail Self tightening device |
| CN110435708A (en) * | 2019-08-20 | 2019-11-12 | 武汉市云竹机电新技术开发有限公司 | The disconnected rope of prevention of sliding-down in inclined well, the self-locking buffer brake device of abseiling |
| CN110466559A (en) * | 2019-08-20 | 2019-11-19 | 武汉市云竹机电新技术开发有限公司 | The self-locking buffer brake device of prevention of sliding-down in inclined well unhook |
| CN110466559B (en) * | 2019-08-20 | 2020-12-01 | 武汉市云竹机电新技术开发有限公司 | Inclined shaft anti-sliding car unhooking self-locking buffer brake device |
| CN114407943A (en) * | 2022-02-23 | 2022-04-29 | 安徽万航轨道交通装备有限公司 | Rail mine car frame with emergency braking function |
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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: 20131016 Termination date: 20140510 |