CN102259651B - Active catcher - Google Patents
Active catcher Download PDFInfo
- Publication number
- CN102259651B CN102259651B CN 201110143107 CN201110143107A CN102259651B CN 102259651 B CN102259651 B CN 102259651B CN 201110143107 CN201110143107 CN 201110143107 CN 201110143107 A CN201110143107 A CN 201110143107A CN 102259651 B CN102259651 B CN 102259651B
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- China
- Prior art keywords
- sprocket wheel
- axle
- vehicle frame
- fixedly installed
- wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 210000003050 axon Anatomy 0.000 claims description 9
- 210000000078 claw Anatomy 0.000 claims description 6
- 230000000979 retarding effect Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract 1
- 239000007858 starting material Substances 0.000 abstract 1
- 235000014571 nuts Nutrition 0.000 description 13
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses an active catcher which is characterized by comprising a frame, a primary brake, a secondary brake and a secondary braking starter; the bottom of the frame is respectively provided with a fixed pair wheel axle and a transmission pair wheel axle; the transmission pair wheel axle is fixedly provided with a first chain wheel; the first chain wheel is used for detecting a travelling speed of a series of cars, when the travelling speed of the series of cars is higher than a set value, the primary brake and the secondary brake are successively started, and safety braking is realized. The active catcher disclosed by the invention has simple structure, accurate speed measurement, stable braking and high safety and reliability.
Description
Technical field
The present invention relates to the safety apparatus in mine, tunnel, more specifically say the catcher that is applied in inclined shaft trip lifting.
Background technology
The regulation that must observe when using tube-train hoisting in gradient tunnel at present is: install in gradient tunnel and the vehicle of outage rope, unhook can be stoped the buffer stop of living; Install the stop device that can prevent from being strayed into the rope vehicle inoperative parking lot or section in each parking lot; Install in entrance, upper flat parking lot and can control the stop device that vehicle enters the decoupling device place; Near the grade change point place, install the stop device that can stop the vehicle that does not connect to slip into inclined gallery in the upper flat parking lot; Nearby arrange below grade change point and prevent that the vehicle that does not connect from continuing the down arrester of sport car.But this class buffer stop, stop device and arrester are all to be only limited to prevent passively sport car in a certain section, and can not in time vehicle be blocked that easily cause the damage in equipment and tunnel, the time of the needs that resume production is longer.
Summary of the invention
The present invention is for avoiding the existing weak point of above-mentioned prior art, a kind of active catcher is provided, itself and bunching are moved jointly, in case derailing accident occurs, can stop the bunching of staying and running in time, reposefully, realizing safety in production.
Technical solution problem of the present invention adopts following technical scheme:
The constructional feature of active catcher of the present invention is to arrange:
Vehicle frame, by the rigid frame that shaped steel forms, the bottom of vehicle frame is arranged with two groups in parallel to wheel shaft, and described two groups is fixing to wheel shaft to one group in wheel shaft, and another group is that transmission is to wheel shaft; Be fixedly installed the first sprocket wheel in described transmission on to wheel shaft;
The one-level drg, adopt gradual cone drum type velocity limiter, axle head at described gradual cone drum type velocity limiter is fixedly installed the second sprocket wheel, and described gradual cone drum type velocity limiter is to stretch out the outer cone axon of housing as output shaft, is fixedly installed the 3rd sprocket wheel on described outer cone axon;
Between described the first sprocket wheel and the second sprocket wheel, the first messenger chain is set;
The two stage braking device adopt to be embraced a rail formula drg, the top that the retarding spring in described armful of rail formula drg and lever connection are arranged on vehicle frame;
The two stage braking actuator, to start axle with pair of bearings seat supports one on vehicle frame, actuating lever connects firmly and is starting on axle, and described startup axle is positioned at a side of kelly, can promote the fixture block that kelly makes the bottom that is positioned at kelly and withdraws from the bayonet socket that is positioned at rocking arm one side with starting actuating lever that axle rotates; Take described the 3rd sprocket wheel as driving wheel, to be fixedly installed on the 4th sprocket wheel that starts on axle as follower, between described the 3rd sprocket wheel and the 4th sprocket wheel, the second messenger chain is set.
The constructional feature of active catcher of the present invention also is:
Be respectively arranged with the vehicle frame energy disperser at the two ends of described vehicle frame.
In described gradual cone drum type velocity limiter, be positioned at housing, be combined with hold-down nut with the Outer Taper male thread, be provided with disk spring between hold-down nut and housing; Described hold-down nut be the guiding fixed card that is arranged on the end of housing be axially movable guiding mechanism.
In described armful of rail formula drg, the afterbody that is positioned at lever connection is provided with embraces the rail energy disperser.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, the present invention is active protective device, in case derailing accident occurs, can in time stop on one's own initiative the bunching of lower race, has avoided the damage in equipment and tunnel, and the required time that resumes production is short.
2, derailing accident when occuring in the present invention, detection and transmission by gradual cone drum type velocity limiter, at first consisting of the one-level braking by gradual cone drum type velocity limiter implements to slow down, embrace the rail braking to embrace rail formula drg enforcement secondary more immediately, braking is reliable and steady, provides sound assurance for realizing safety in production.
3, the present invention is by arranging respectively buffer gear at the two ends of vehicle frame and in embracing rail formula drg, and the impulsive force in the time of can further reducing to brake improves safety.
Description of drawings
Fig. 1 is master's TV structure schematic diagram of the present invention;
Fig. 2 is plan structure schematic diagram of the present invention;
Fig. 3 is the A-A view in Fig. 2;
Fig. 4 is one-level brake structural schematic diagram of the present invention;
Fig. 5 is that one-level drg of the present invention installs the handle arrangement schematic diagram additional;
Number in the figure: 24 vehicle frame energy dispersers; 25 vehicle frames; 26 is fixing to wheel shaft; 27 transmissions are to wheel shaft; 28 start axle; 29 actuating levers; 30 the 4th sprocket wheels; 31 second messenger chains; 32 first sprocket wheels; 33 first messenger chains; 34 second sprocket wheels; 35 centrifugal-blocks; The 36a Outer Taper; 36 outer cone axons; 37 housings; 38 hold-down nutes; The 38a disk spring; 39 guiding fixed cards; 40 axial pipe links; 41 handwheels; 42 the 3rd sprocket wheels; 43 flat axles; 44 rocking arms; 45 lever connections; 46 retarding springs; 47 armfuls of rail energy dispersers; The 48a fixture block; 48 kellies; 50 holding claws; 51 wedge shape casees; 52 rail.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the structure setting in the present embodiment comprises:
Shown in Figure 4, the one-level drg adopts gradual cone drum type velocity limiter, axle head at gradual cone drum type velocity limiter is fixedly installed the second sprocket wheel 34, gradual cone drum type velocity limiter is to stretch out the outer cone axon 36 of front end face of housing 37 as output shaft, is fixedly installed outside the 3rd sprocket wheel 42 on cone axis 36; Between the first sprocket wheel 32 and the second sprocket wheel 34, the first messenger chain 33 is set;
The two stage braking device adopts embraces rail formula drg, the top that the retarding spring 46 in armful rail formula drg and lever connection 45 are arranged on vehicle frame 25; A side at the Rocker arm 44 that is used for the startup braking is provided with bayonet socket, and the fixture block 48a that can be entrapped in restriction Rocker arm 44 swings in bayonet socket is fixedly installed on the bottom of kelly 48; The holding claw 50 of realize embracing the rail braking be with Rocker arm 44 in fixed-axis rotation flat axle 43 connect firmly;
The two stage braking actuator is to start axle 28 with pair of bearings seat supports one on vehicle frame 25, actuating lever 29 connects firmly and is starting on axle 28, start the side that axle 28 is positioned at kelly 48, can promote kelly 48 and make the fixture block 48a that is positioned at the kelly bottom withdraw from the bayonet socket that is positioned at rocking arm one side with starting actuating lever 29 that axle 28 rotates; Take the 3rd sprocket wheel 42 as driving wheel, to be fixedly installed on the 4th sprocket wheel 30 that starts on axle 28 as follower, between the 3rd sprocket wheel 42 and the 4th sprocket wheel 30, the second messenger chain 31 is set.
In concrete enforcement, in order to realize buffering, be respectively arranged with vehicle frame energy disperser 24 at the two ends of vehicle frame 25; In embracing rail formula drg, the afterbody that is positioned at lever connection 45 is provided with embraces rail energy disperser 47, and pull bar 45 can obtain certain deceleration after encountering abutment damper 47, play the effect of buffer protection.
Gradual cone drum type velocity limiter in the present embodiment is the main safety device that adopts in the dual-purpose building construction hoist of existing people's goods.its principle of work is: along with the operation of vehicle frame, transmission is passed to second sprocket wheel 34 by the first sprocket wheel 32 with rotation to wheel shaft 27, when the vehicle frame overspeed, the rotating speed of the second sprocket wheel 34 increases, the centrifugal-block 35 that rotates with the second sprocket wheel 34 by centrifugal drying to periphery, centrifugal-block 35 is engaged in the internal tooth of Outer Taper 36a, drive thus Outer Taper 36a rotation, move vertically to Outer Taper 36a place one side with the hold-down nut 38 of outer cone axon 36 screws thread fit, the disk spring 38a that is arranged between hold-down nut 38 and housing 37 is compressed, positive pressure between Outer Taper 36a and housing 37 is increased gradually, produce lock torque, the braking of formation one-level, lock torque increases with braking procedure, realizes gradual braking, in concrete enforcement, in gradual cone drum type velocity limiter, be positioned at housing 37, with outer cone axon 36 screws thread fit, hold-down nut 38 arranged, be provided with disk spring 38a between hold-down nut 38 and housing 37, hold-down nut 38 is that the guiding fixed card 39 that is arranged on the end of housing 37 is axially movable guiding mechanism, handwheel 41 passes the termination that the outer centrum axle 36 axial pipe links 40 of use are fixed on hold-down nut 38, when carrying out the resetting of hold-down nut 38, need to remove guiding fixed card 39, in order to remove guiding fixed card 39 for the restriction of hold-down nut 38 on rotating, then rotate handwheel 41 and drive hold-down nutes 38 and rotate to initial position, thus fixed guide fixed card 39.
The rail formula drg of embracing in the present embodiment is the safety catch that coal mine inclined shaft people car adopts, and the holding claw 50 of embracing in rail formula drg is fixed on rotatable flat axle 43, and flat axle 43 and wedge shape case 51 are installed on vehicle frame 25; One Duan Yong Key and the Rocker arm 44 of flat axle 43 connect firmly, and Rocker arm 44 connects with pull bar 45; Kelly 48 is fixed on braking vehicle frame 25.Its principle of work is: under non-braking mode, retarding spring 46 is compressed, and Rocker arm 44 is blocked by fixture block 48a, and holding claw 50 is lifting status; In case actuating lever 29 is shifted kelly 48 onto, Rocker arm 44 loses support, compressed retarding spring 46 discharges, pushing drawing rod 45 motions simultaneously, pull bar 45 pull Rocker arm 44 rotations, and Rocker arm 44 drives flat axle 43 and rotates, holding claw 50 is slided along wedge shape case 51, and hug rail 52, and form two stage braking, realize thus stopping-down.
Claims (4)
1. active catcher is characterized in that arranging:
Vehicle frame (25), by the rigid frame that shaped steel forms, the bottom of vehicle frame (25) is arranged with two groups in parallel to wheel shaft, and described two groups is fixing to wheel shaft (26) to one group in wheel shaft, and another group is that transmission is to wheel shaft (27); Be fixedly installed the first sprocket wheel (32) in described transmission on to wheel shaft (27);
The one-level drg, adopt gradual cone drum type velocity limiter, axle head at described gradual cone drum type velocity limiter is fixedly installed the second sprocket wheel (34), described gradual cone drum type velocity limiter is to stretch out the outer cone axon (36) of housing (37) as output shaft, is fixedly installed the 3rd sprocket wheel (42) on described outer cone axon (36);
Between described the first sprocket wheel (32) and the second sprocket wheel (34), the first messenger chain (33) is set;
The two stage braking device adopt to be embraced a rail formula drg, the top that the retarding spring (46) in described armful of rail formula drg and lever connection (45) are arranged on vehicle frame (25); A side at the rocking arm (44) that is used for the startup braking is provided with bayonet socket, can be entrapped in the bottom that the fixture block (48a) that limits rocking arm (44) swing in bayonet socket is fixedly installed on kelly (48); The holding claw (50) of realize embracing the rail braking be with rocking arm (44) in fixed-axis rotation flat axle (43) connect firmly;
The two stage braking actuator, upper with pair of bearings seat supports one startup axle (28) at vehicle frame (25), actuating lever (29) connects firmly and is starting on axle (28), described startup axle (28) is positioned at a side of kelly (48), can promote kelly (48) with the actuating lever (29) that starts axle (28) rotation and make the fixture block (48a) of the bottom that is positioned at kelly (48) withdraw from the bayonet socket that is positioned at rocking arm (44) one sides; Take described the 3rd sprocket wheel (42) as driving wheel, to be fixedly installed on the 4th sprocket wheel (30) that starts on axle (28) as follower, between described the 3rd sprocket wheel (42) and the 4th sprocket wheel (30), the second messenger chain (31) is set.
2. active catcher according to claim 1, is characterized in that being respectively arranged with vehicle frame energy disperser (24) at the two ends of described vehicle frame (25).
3. active catcher according to claim 1, it is characterized in that in described gradual cone drum type velocity limiter, be positioned at housing (37), with outer cone axon (36) screw thread fit, hold-down nut (38) is arranged, be provided with disk spring (38a) between hold-down nut (38) and housing (37); Described hold-down nut (38) is that the guiding fixed card (39) that is arranged on the end of housing (37) is axially movable guiding mechanism.
4. active catcher according to claim 1, is characterized in that in described armful of rail formula drg, and the afterbody that is positioned at lever connection (45) is provided with embraces rail energy disperser (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110143107 CN102259651B (en) | 2011-05-30 | 2011-05-30 | Active catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110143107 CN102259651B (en) | 2011-05-30 | 2011-05-30 | Active catcher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102259651A CN102259651A (en) | 2011-11-30 |
| CN102259651B true CN102259651B (en) | 2013-06-26 |
Family
ID=45006540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110143107 Expired - Fee Related CN102259651B (en) | 2011-05-30 | 2011-05-30 | Active catcher |
Country Status (1)
| Country | Link |
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| CN (1) | CN102259651B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419809B (en) * | 2013-05-10 | 2016-01-27 | 金力 | Self-retention anti-running device for incline |
| CN103754392A (en) * | 2013-11-19 | 2014-04-30 | 北京航天长征飞行器研究所 | Trolley floating device |
| CN103786736B (en) * | 2014-01-22 | 2016-06-22 | 中国矿业大学 | A kind of inclined roadway rail transport braking car |
| CN104163183B (en) * | 2014-09-02 | 2016-08-17 | 河北天择重型机械有限公司 | The man car of inclined gallery general rail band wedge-type brake unit |
| CN111806506B (en) * | 2020-07-31 | 2021-10-29 | 黄河养护集团有限公司 | Construction transport vechicle |
| CN111791911B (en) * | 2020-07-31 | 2021-10-15 | 蒙方葵 | Safe type construction conveyor |
| CN111775997B (en) * | 2020-07-31 | 2021-08-03 | 王建新 | Anti-falling rail car for building construction |
| CN112918507B (en) * | 2020-11-30 | 2022-07-22 | 中国矿业大学 | Inclined roadway automatic anti-running mine car and anti-running braking method thereof |
| CN113531010A (en) * | 2021-05-17 | 2021-10-22 | 中国煤炭科工集团太原研究院有限公司 | Triple braking system for overhead rail vehicle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2108025U (en) * | 1991-07-22 | 1992-06-24 | 河南省煤炭科学研究所 | Overspeed protection for incline man car |
| JPH11334594A (en) * | 1998-05-28 | 1999-12-07 | East Japan Railway Co | Emergency stopper device for oblique track tow car |
| CN101633362B (en) * | 2009-03-05 | 2011-08-03 | 唐进元 | Automatic anti-running-away tramcar with clamping rails |
| CN202106987U (en) * | 2011-05-30 | 2012-01-11 | 臧振萍 | Active catcher |
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2011
- 2011-05-30 CN CN 201110143107 patent/CN102259651B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN102259651A (en) | 2011-11-30 |
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Granted publication date: 20130626 |