CN202130459U - Driving type safety brake device for mine car - Google Patents
Driving type safety brake device for mine car Download PDFInfo
- Publication number
- CN202130459U CN202130459U CN201120257658U CN201120257658U CN202130459U CN 202130459 U CN202130459 U CN 202130459U CN 201120257658 U CN201120257658 U CN 201120257658U CN 201120257658 U CN201120257658 U CN 201120257658U CN 202130459 U CN202130459 U CN 202130459U
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- mine car
- brake
- block
- screw
- connecting rod
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Abstract
The utility model relates to a brake device for a mine car, in particular to a driving type safety brake device for the mine car, which solves the problems of insensitivity in reaction, long braking time, poor reliability and poor adaptability to turnouts and the like during braking of existing deviation preventing equipment. The driving type safety brake device for the mine car consists of an overspeed sensor, an inserted pin, a tensioning spring, a positioning block, a compression spring, an L-shaped hook, a crisscrossed shaft driver, a driving sprocket, a chain, a driven sprocket and a brake, the overspeed sensor is fixed on a back shaft of the mine car and detects overspeed signals of the mine car, the crisscrossed shaft driver meshes with the driving sprocket and drives the brake to work, a two-way screw stem drives a left rotating driving block and a right rotating driving block simultaneously to move to the middle, the left rotating driving block and the right rotating driving block respectively drive a left brake block and a right brake block to swing outwards by the aid of a left connecting rod and a right connecting rod, so that the left brake block and the right brake block can hold the rail tightly and realize brake effect. The driving type safety brake device for the mine car has the advantages of sensitivity in reaction, short braking time, high adaptability to turnouts and reliability and convenience in overhauling and the like, and is mainly used for braking of the mine car during transport operation in a mine slope shaft.
Description
Technical field:
The utility model relates to a kind of mine car brake equipment technical field, relates in particular to active Safety for mine car brake equipment.
Background technology:
The inclined shaft rail is manned/and to carry an ore deposit mine car usually be that a main car drags three (or four) ore deposit buckets, through winch and the steel rope that hangs on the main mine car hitch mine car is risen on the ground.But in lifting process, if disconnected rope takes place or when breaking off relations, just get out of hand immediately causes great derailing accident.The anti-sport car problem of inclined shaft is a thorny problem of being badly in need of solution during mine safety is produced always.The scheme that addresses this problem at present has: (1) install arrester, stop buffer in mine, mend car device, crotch stop buffer etc. automatically directly stops mine car; (2) running velocity through infrared detection device detection mine car comes, and the employing wire net is kept off a car or the wire rope net bar is kept off a car; (3) utilize special-purpose brake wire to cooperate the braking car to realize the mine car brake; (4) through detecting the pulling force of hauling rope, the action of control brake device makes the mine car brake; (5) detect the speed of tramcar wheel through modes such as gear transmission, belt-drivings, the action of control brake device makes the mine car brake; (6) utilize electronic sensor to detect the running velocity of mine car, the action of control brake device makes the mine car brake; (7) electron detection device or utilize centrifugal rapidity device being installed on mine car, adopting retaining pawl, folder rail or embrace a trailer structure mine car is braked, is 200910042801.3 and 200910072324.5 patent like application number.
The shortcoming of such scheme (1) and (2) is that they just are confined in a certain section, can not work as when sport car takes place just in time car bumper to be lived or braking, and in intercept process, impact energy is big, and is bigger to the destructiveness of equipment.Scheme (3) is implemented very difficulty; The brake wire that mine disposes a hundreds of rice in addition spends tens0000 yuan with the braking car; Not only cost is high, and brake wire in the tunnel, how to support also be a difficult problem, brake wire is to the inhibition of cruising mine car also not to be sneezed at.The shortcoming of scheme (4) is a mine car through grade change point up and down the time, and rope traction power will be freeed obvious variation, be easy to generate misoperation.The shortcoming of scheme (5) is a complex structure, and required installing space is big, has ignored the little actual conditions of mine car free space.The shortcoming of scheme (6) be electronic component under the bad working environment of mine, service life is short, lost efficacy easily, and equipment cost is not suitable for all mine cars are transformed installation than higher.The braking scheme that patent proposed of existing employing scheme (7) does not take into full account the underground orbit intersection, has the situation on turnout, and armful rail or lock trailer structure can influence normal use of mine car perhaps can not be implemented to brake effectively.
The utility model content:
The purpose of the utility model is exactly to overcome the problem that above-mentioned existing seven kinds of Catcher for mine car schemes exist, and a kind of automatic gauging control is provided, and is simple in structure, long service life, and the turnout comformability is strong, the active Safety for mine car brake equipment of braking failure-free.
For realizing above-mentioned purpose; The technical scheme that the utility model adopts is following: a kind of active Safety for mine car brake equipment, form by overspeed inductor, latch, extension spring, locating piece, compression spring, L type arc hook, center cross actuator, drive sprocket, chain, driven sprocket and drg.It is characterized in that: said overspeed inductor is through being bolted on the mine car rear axle, and on the mine car rear axle, an end of extension spring is fixed on the overspeed inductor locating piece through screw retention; Its other end is fixed on the locating piece, and overspeed inductor, locating piece and L type arc hook are connected through latch, and compression spring is enclosed within on the mine car rear axle; One end of compression spring is spacing by the shaft shoulder of mine car rear axle; The other end of compression spring is spacing by the hook end of L type arc hook, and the center cross actuator and links through spline and mine car rear axle between drive sprocket and L type arc hook; The cross axle head and the drive sprocket of center cross actuator are adjacent; The drive chain bye is enclosed within on the mine car rear axle, and drg is positioned at the mine car rear end and through being bolted on the mine car, driven sprocket is installed on the drg.
Described overspeed inductor is made up of disk, two limiting stoppers and two slide blocks; Be provided with the dovetail chute of two symmetric arrangement in the diametric(al) of disk; The external side end that described limiting stopper is positioned at the dovetail chute of disk is used to limit the position of slide block at the dovetail chute; And limiting stopper is connected through screw and disk, and described slide block is arranged in the dovetail chute of disk, is symmetric arrangement.Described drg is made up of fixed mount, bearing seat, left pilot bar, left-handed drive block, reverse-flighted screw, left suspension, right suspension, right pilot bar, dextrorotation drive block, right connecting rod, right brake plate, right wear-resistant block, intermediate bar, left wear-resistant block, left brake plate and left connecting rod.Wherein, fixed mount is positioned at the mine car below, is connected with mine car through bolt; Bearing seat and fixed mount are connected through the method for welding; Left side pilot bar is positioned at the below of fixed mount, and the one of which end is installed in the knock hole in fixed mount left side, and the other end is installed in the knock hole of left suspension; Left-handed drive block links through minus thread and reverse-flighted screw, and its upper end sky is enclosed within on the left pilot bar, and its lower end links through the upper end of bearing pin and left connecting rod; One end of right pilot bar is installed in the knock hole on fixed mount right side, and its other end is installed in the knock hole of right suspension; The dextrorotation drive block links through right-hand screw thread and reverse-flighted screw, and its upper end sky is enclosed within on the right pilot bar, and its lower end links through the upper end of bearing pin and right connecting rod; The lower end of right connecting rod is connected through bearing pin with the upper end of right brake plate; The lower end of left side connecting rod is connected through bearing pin with the upper end of left brake plate; Right brake plate, left brake plate are connected through bearing pin respectively with intermediate bar, and intermediate bar is through being bolted on left suspension and the right suspension; In bearing seat, its left end screw thread is a minus thread through bearing installation at described reverse-flighted screw two ends, and the right-hand member screw thread is a right-hand screw thread; Driven sprocket is installed in the midway location of reverse-flighted screw, and links through flat key and reverse-flighted screw, and the left side of driven sprocket is by the shaft shoulder location of reverse-flighted screw, and the right side of driven sprocket is spacing by locating bush and fixing screw.
For anti-attrition, the position that on left brake plate and right brake plate, contacts with track is respectively equipped with left wear-resistant block and right wear-resistant block.According to the safety requirements in different mines, can realize the setting of mine car braking critical speed through the extension spring of selecting different size.
The utility model adopts the mechanical overspeed inductor to judge whether mine car sport car takes place; Make the control science reliable; Can adapt to the abominable natural environment in mine; And can realize adjustment through the extension spring of selecting different-stiffness and length according to different barghs safety in production needs to retro-speed.The drg that the utility model adopted when non-braking mode and track space bigger, do not influence mine car and pass through the turnout.The utlity model has be quick on the draw, braking time is short, the turnout comformability is strong, easy access, unfailing performance advantages of higher, and the utility model is simple in structure, is safeguarded simplely at assembling, adjustment, is mainly used in the mine car braking in the slope hauling operation.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the structural representation of the overspeed inductor of the utility model.
Fig. 3 is the structural representation of the drg of the utility model.
The specific embodiment:
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with specific embodiment and diagram, further set forth the utility model.
As shown in Figure 1, a kind of active Safety for mine car brake equipment is made up of overspeed inductor 1, latch 2, extension spring 3, locating piece 4, compression spring 5, L type arc hook 6, center cross actuator 7, drive sprocket 8, chain 9, driven sprocket 10 and drg 11.Wherein, overspeed inductor 1 is through being bolted on the mine car rear axle 13, and locating piece 4 passes through screw retention on mine car rear axle 13; One end of extension spring 3 is fixed on the overspeed inductor 1, and its other end is fixed on the locating piece 4, and overspeed inductor 1, locating piece 4 and L type arc hook 6 are connected through latch 2; Compression spring 5 is enclosed within on the mine car rear axle 13, and an end of compression spring 5 is spacing by the shaft shoulder of mine car rear axle 13, and the other end of compression spring 5 is spacing by the hook end of L type arc hook 6; Center cross actuator 7 is between drive sprocket 8 and L type arc hook 6; And link through spline and mine car rear axle 13, the cross axle head of center cross actuator 7 is adjacent with drive sprocket 8, and drive sprocket 8 skies are enclosed within on the mine car rear axle 13; Drg 11 is positioned at the mine car rear end and through being bolted on the mine car, driven sprocket 10 is installed on the drg 11.
As shown in Figure 2; Described overspeed inductor 1 is made up of disk 14, two limiting stoppers 15 and two slide blocks 16; Be provided with the dovetail chute 17 of two symmetric arrangement in the diametric(al) of disk 14, the external side end that described limiting stopper 15 is positioned at the dovetail chute 17 of disk 14 is used to limit the position of slide block 16 at dovetail chute 17, and limiting stopper 15 is connected through screw and disk 14; Described slide block 16 is arranged in the dovetail chute 17 of disk 14, is symmetric arrangement.
As shown in Figure 3, described drg 11 is made up of fixed mount 18, bearing seat 19, left pilot bar 20, left-handed drive block 21, reverse-flighted screw 22, left suspension 23, right suspension 26, right pilot bar 27, dextrorotation drive block 28, right connecting rod 29, right brake plate 30, right wear-resistant block 31, intermediate bar 32, left wear-resistant block 33, left brake plate 34 and left connecting rod 35.Wherein, fixedly chord position 18 is connected with mine car through bolt in the mine car below; Bearing seat 19 is connected with the method for fixed mount 18 through welding; Left side pilot bar 20 is positioned at the below of fixed mount 18, and the one of which end is installed in the knock hole in fixed mount 18 left sides, and the other end is installed in the knock hole of left suspension 23; Left-handed drive block 21 links through minus thread and reverse-flighted screw 22, and its upper end sky is enclosed within on the left pilot bar 20, and its lower end links through the upper end of bearing pin and left connecting rod 35; One end of right pilot bar 27 is installed in the knock hole on fixed mount 18 right sides, and its other end is installed in the knock hole of right suspension 26; Dextrorotation drive block 28 links through right-hand screw thread and reverse-flighted screw 22, and its upper end sky is enclosed within on the right pilot bar 27, and its lower end links through the upper end of bearing pin and right connecting rod 29; The lower end of right connecting rod 29 is connected through bearing pin with the upper end of right brake plate 30; The lower end of left side connecting rod 35 is connected through bearing pin with the upper end of left brake plate 34; Right brake plate 30, left brake plate 34 are connected through bearing pin respectively with intermediate bar 32, and intermediate bar 32 is through being bolted on left suspension 23 and the right suspension 26; In bearing seat 19, its left end screw thread is a minus thread through bearing installation at described reverse-flighted screw 22 two ends, and the right-hand member screw thread is a right-hand screw thread; Driven sprocket 10 is installed in the midway location of reverse-flighted screw 22, and links through flat key and reverse-flighted screw 22, and the left side of driven sprocket 10 is by the shaft shoulder location of reverse-flighted screw 22, and the right side of driven sprocket 10 is spacing by locating bush 24 and fixing screw 25.
For anti-attrition, the position that on left brake plate 34 and right brake plate 30, contacts with track is respectively equipped with left wear-resistant block 33 and right wear-resistant block 31.According to the safety requirements in different mines, can realize the setting of mine car braking critical speed through the extension spring 3 of selecting different size.
When mine car moves in inclined gallery; If the sport car phenomenon takes place, disk 14 rotating speeds that are installed on the overspeed inductor 1 on the mine car rear axle 13 increase, and slide block 16 suffered centnifugal forces increase;, slide block 16 suffered centnifugal forces just can overcome the spring force of extension spring 3 when exceeding predefined safety value; Thereby latch 2 is extracted in the pin-and-hole of locating piece 4 and L type arc hook 6, and the spring force of compression spring 5 is released and promotes center cross actuator 7 phase drive sprockets 8 and moves, and makes center cross actuator 7 and drive sprocket 8 engagements; Drive sprocket 8 drives driven sprocket 10 through chain 9, and then 11 work of drive brake device.Driven sprocket 10 passes to reverse-flighted screw 22 with the rotation of mine car rear axle 13; Reverse-flighted screw 22 drives left-handed drive block 21 and dextrorotation drive block 28 simultaneously to intermediary movements; Left-handed drive block 21 and dextrorotation drive block 28 make left slipper 34, right slipper 30 outwards swings, and then hold track 12 and friction track 12 generation braking effects tightly through left connecting rod 35, right connecting rod 29 respectively again.
More than show and described groundwork, principal character and the advantage of the utility model.The technical personnel of the industry should be understood; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification sheets that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (3)
1. active Safety for mine car brake equipment; Be made up of overspeed inductor, latch, extension spring, locating piece, compression spring, L type arc hook, center cross actuator, drive sprocket, chain, driven sprocket and drg, it is characterized in that: said overspeed inductor is through being bolted on the mine car rear axle, and locating piece passes through screw retention on the mine car rear axle; One end of extension spring is fixed on the overspeed inductor; Its other end is fixed on the locating piece, and overspeed inductor, locating piece and L type arc hook are connected through latch, and compression spring is enclosed within on the mine car rear axle; One end of compression spring is spacing by the shaft shoulder of mine car rear axle; The other end of compression spring is spacing by the hook end of L type arc hook, and the center cross actuator and links through spline and mine car rear axle between drive sprocket and L type arc hook; The cross axle head and the drive sprocket of center cross actuator are adjacent; The drive chain bye is enclosed within on the mine car rear axle, and drg is positioned at the mine car rear end and through being bolted on the mine car, driven sprocket is installed on the drg.
2. a kind of active Safety for mine car brake equipment according to claim 1; It is characterized in that: described overspeed inductor is made up of disk, two limiting stoppers and two slide blocks; Be provided with the dovetail chute of two symmetric arrangement in the diametric(al) of disk, described limiting stopper is positioned at the external side end of the dovetail chute of disk, and is connected through screw and disk; Described slide block is arranged in the dovetail chute of disk, is symmetric arrangement.
3. a kind of active Safety for mine car brake equipment according to claim 1; It is characterized in that: described drg is made up of fixed mount, bearing seat, left pilot bar, left-handed drive block, reverse-flighted screw, left suspension, right suspension, right pilot bar, dextrorotation drive block, right connecting rod, right brake plate, right wear-resistant block, intermediate bar, left wear-resistant block, left brake plate and left connecting rod; Fixed mount is positioned at the mine car below, is connected with mine car through bolt; Bearing seat and fixed mount are connected through the method for welding; Left side pilot bar is positioned at the below of fixed mount, and the one of which end is installed in the knock hole in fixed mount left side, and the other end is installed in the knock hole of left suspension; Left-handed drive block links through minus thread and reverse-flighted screw, and its upper end sky is enclosed within on the left pilot bar, and its lower end links through the upper end of bearing pin and left connecting rod; One end of right pilot bar is installed in the knock hole on fixed mount right side, and its other end is installed in the knock hole of right suspension; The dextrorotation drive block links through right-hand screw thread and reverse-flighted screw, and its upper end sky is enclosed within on the right pilot bar, and its lower end links through the upper end of bearing pin and right connecting rod; The lower end of right connecting rod is connected through bearing pin with the upper end of right brake plate; The lower end of left side connecting rod is connected through bearing pin with the upper end of left brake plate; Right brake plate, left brake plate are connected through bearing pin respectively with intermediate bar, and intermediate bar is through being bolted on left suspension and the right suspension; Right wear-resistant block is fixed on the lower end of right brake plate through screw and seccotine, and left wear-resistant block is fixed on the lower end of left brake plate through screw and seccotine; In bearing seat, its left end screw thread is a minus thread through bearing installation at described reverse-flighted screw two ends, and the right-hand member screw thread is a right-hand screw thread; Driven sprocket is installed in the midway location of reverse-flighted screw, and links through flat key and reverse-flighted screw, and the left side of driven sprocket is by the shaft shoulder location of reverse-flighted screw, and the right side of driven sprocket is spacing by locating bush and fixing screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120257658U CN202130459U (en) | 2011-07-20 | 2011-07-20 | Driving type safety brake device for mine car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120257658U CN202130459U (en) | 2011-07-20 | 2011-07-20 | Driving type safety brake device for mine car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202130459U true CN202130459U (en) | 2012-02-01 |
Family
ID=45519240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120257658U Withdrawn - After Issue CN202130459U (en) | 2011-07-20 | 2011-07-20 | Driving type safety brake device for mine car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202130459U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328672A (en) * | 2011-07-20 | 2012-01-25 | 安徽理工大学 | Active safe mine vehicle braking device |
| CN104100662A (en) * | 2014-07-06 | 2014-10-15 | 湘潭市恒欣实业有限公司 | Passive braking system of mining transportation equipment |
| CN113232130A (en) * | 2021-05-11 | 2021-08-10 | 保利长大工程有限公司 | Movable transverse moving device for bottom die trolley of precast beam |
-
2011
- 2011-07-20 CN CN201120257658U patent/CN202130459U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328672A (en) * | 2011-07-20 | 2012-01-25 | 安徽理工大学 | Active safe mine vehicle braking device |
| CN102328672B (en) * | 2011-07-20 | 2013-09-18 | 安徽理工大学 | Active safe mine vehicle braking device |
| CN104100662A (en) * | 2014-07-06 | 2014-10-15 | 湘潭市恒欣实业有限公司 | Passive braking system of mining transportation equipment |
| CN113232130A (en) * | 2021-05-11 | 2021-08-10 | 保利长大工程有限公司 | Movable transverse moving device for bottom die trolley of precast beam |
| CN113232130B (en) * | 2021-05-11 | 2021-12-07 | 保利长大工程有限公司 | Movable transverse moving device for bottom die trolley of precast beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120201 Effective date of abandoning: 20130918 |
|
| RGAV | Abandon patent right to avoid regrant |