CN104150317A - Anti-falling cage with emergency braking devices - Google Patents
Anti-falling cage with emergency braking devices Download PDFInfo
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- CN104150317A CN104150317A CN201410385756.2A CN201410385756A CN104150317A CN 104150317 A CN104150317 A CN 104150317A CN 201410385756 A CN201410385756 A CN 201410385756A CN 104150317 A CN104150317 A CN 104150317A
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- cage
- brake
- drg
- emergency
- pulley set
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Abstract
The invention relates to a cage with double braking protection, in particular to an anti-falling cage with emergency braking devices. The anti-falling cage with the emergency braking devices aims at guaranteeing security of mining goods and materials and particularly guaranteeing security of staff in the cage. The anti-falling cage with the emergency braking devices comprises a cage body with a braking mechanism. The emergency brake devices are further arranged on the two sides of the cage body and include second brakes and braking power mechanisms, first brakes and the second brakes are arranged on the two sides of the cage body respectively, and the second brakes are positioned under the first brakes. Two middle rope sheave groups are arranged in the middle of the cage body, two top rope sheave groups are arranged on a top plate, and rope sheaves of the middle rope sheave groups and rope sheaves of the top rope sheave groups are arranged on a rope sheave shaft through bearings. The anti-falling cage with the emergency braking devices has the advantages that when mechanical faults of the brakes happen or the cage creeps downwards, hanging hooks drive the braking mechanism to work difficultly under action of a reset spring. Ground staff can operate the emergency braking devices to work through remote controls, or staff in the cage can operate the emergency braking devices to work by pressing a button, and therefore, life and property security is ensured by means of timely braking.
Description
Technical field
The present invention relates to a kind of mine hoisting cage, relate in particular to a kind of cage with double brake protection.
Background technology
Cage is generally used for the main auxiliary shaft hoisting of mine, is applicable to large, medium and small type mine, makes lifting personnel, coal, ore, equipment, material etc., is one of visual plant in mine hoisting.
In order to ensure mine hoisting cage safety, cage is typically provided with falling protector.When the wire cable rupture of winding cage lost efficacy or cage disengaging suspension hook, falling protector will reset under the effect of powerful retracing spring, and chock will be locked fall prevention rope by upward movement, and cage at short notice stop motion has ensured personnel or material safety.But in mine accident case, see everywhere in the whole nation, because the lost efficacy accident that causes of parachute gear just has a lot of rising.So for emergency situations, it is inadequate that cage is only installed fall-preventing protection device, can not fundamentally stop the generation of cage accident.Namely when traditional cage runs into following emergency situations: 1, winch operator is negligent of guarding winch, cause winch in lifting process, to drive cage to glide; 2, winch clutch lost efficacy because roller clutch device damages; 3, the chock of falling protector or pearl are because wearing and tearing were lost efficacy; 4, original stop mechanism cannot move due to spring corrosion or stop mechanism connecting portion cannot move due to corrosion; 5, cage band rope lower slide, falling protector is invalid.While causing falling protector generation mechanical breakdown or cage to move downwards and downwards, cause falling protector to lose efficacy, this just brings great safety in production hidden danger to goods and materials especially personal security.Therefore, a kind of cage with multiple braking protection of mine machinery field exigence, even in the out-of-run situation of falling protector, in surface well, personnel, personnel in the pit and passenger also can carry out emergency brake to cage in time, improve the safety factor of winding cage.
Summary of the invention
In order to ensure that mining goods and materials especially take cage personnel's safety, a kind of cage with double brake protection is provided, technical scheme of the present invention is as follows.
A kind of anti-falling cage with emergency brake device, comprise cage, on cage with stop mechanism, emergency brake device is also equipped with in the both sides of cage, and emergency brake device comprises drg two, brake power mechanism, and drg one and drg two are all equipped with in the both sides of cage, drg two is positioned at below drg one, two mid-pulley set are installed in the middle of cage, two overhead pulley set are installed on top board, the rope sheave of mid-pulley set and overhead pulley set is arranged on sheave shaft by bearing;
Brake power mechanism is installed on top board, brake power mechanism comprises braking change-speed box, driving gear, brake axle, brake axle bearing, on braking change-speed box, DC machine is installed, storage battery is installed on cage, storage battery is connected with DC machine by wire, on wire, be equipped with master cock, brake on the main shaft on change-speed box with driving gear, driving gear engages with driven gear, driven gear is contained on brake axle, brake axle is arranged on top board by brake axle bearing, the both sides of brake axle are separately installed with left brake wheel and right brake wheel, left brake wheel and right brake wheel are all equipped with two check bands, check band is contained on left brake wheel and right brake wheel by check band connector, two check bands stride across respectively two overhead pulley set, after mid-pulley set, be connected with the emergency brake slide block of drg two the insides.
According to the described anti-falling cage with emergency brake device, the drg box body both sides of described drg two are extruding inclined-plane, between the chute of emergency brake slide block and extruding inclined-plane, rolling body is housed, rolling body is with retainer, fall prevention rope is equipped with in breaker slot the inside between two emergency brake slide blocks, and described master cock is button switch or radio remote control switch.
Advantage of the present invention is:
In the time of drg generation mechanical breakdown or the slowly downward creep operation of cage, suspension hook is difficult to drive stop mechanism work under the effect of retracing spring.Ground staff can press the button the emergency brake device work that just can operate by remote controller or passenger, and braking is to guarantee the security of the lives and property in time.
The present invention is that cage increases a set of anti-falling protection, improves safety factor, and cost is lower, does not affect original brake system work.
Brief description of the drawings
Fig. 1 is structural front view of the present invention.
Fig. 2 is structure left view of the present invention.
Fig. 3 is two stage braking device structural front view.
Fig. 4 is two stage braking device structure upward view.
In accompanying drawing: 1, cage; 2, limiting stopper; 3, overhead pulley set; 4, anti-fall rope sling; 5, fall prevention rope; 6, top board; 7, brake axle bearing; 8, check band; 9, drg one; 10, emergency brake slide block; 11, mid-pulley set; 12, drg two; 13, right brake wheel; 14, braking change-speed box; 15, driving gear; 16, driven gear; 17, brake axle; 18, brake axle bearing; 19, left brake wheel; 20, check band connector; 21, brake structure; 22 arrester hooks; 23, check band connector; 24, drg box body; 25, slide body; 26, retainer; 27, inclined-plane; 28, chute; 29, breaker slot.
Detailed description of the invention
Embodiment
Below in conjunction with accompanying drawing 2, the present invention will be further described.
In order to ensure mine hoisting cage safety, fall prevention rope 5 adopts coarse-wire rope, and upper end is connected and fixed.Cage is typically provided with falling protector, when the wire cable rupture of winding cage lost efficacy or cage disengaging suspension hook, falling protector stop mechanism 21 will reset under the effect of powerful retracing spring, emergency brake slide block 10 will be locked fall prevention rope 5 by upward movement, and cage at short notice stop motion has ensured personnel or material safety.
For emergency situations, when there is mechanical breakdown or the slow operation downwards of cage such as stop mechanism 21, falling protector can not be worked, and this just brings very large hidden danger to goods and materials especially personal security.Emergency brake device can increase a set of protection again, and the security of the lives and property is guaranteed in braking in time.
On common cage, with stop mechanism, this is existing cage technical scheme.
As shown in Figure 1, emergency brake device is also equipped with in the both sides of cage of the present invention, emergency brake device comprises drg 2 12, brake power mechanism, drg 1 and drg 2 12 are all equipped with in the both sides of cage 1, drg 2 12 is positioned at below drg 1, two mid-pulley set 11 are installed in the middle of cage, two overhead pulley set 3 are installed on top board 6, the rope sheave of mid-pulley set 11 and overhead rope sheave 3 is arranged on sheave shaft by bearing.Mid-pulley set 11 and overhead rope sheave 3 are the track adjusting wheel of check band 8.
Brake power mechanism is installed on top board 6, brake power mechanism comprises braking change-speed box 14, driving gear 15, brake axle 17, brake axle bearing 7, on braking change-speed box 14, DC machine is installed, on cage 1, storage battery is installed, storage battery is connected with DC machine by wire, is equipped with master cock on wire.The master cock of described motor is button switch or radio remote control switch.In circuit, being also connected to circuit breaker or wire fuse burns out to prevent motor rotation blockage.
Brake on the main shaft on change-speed box 14 with driving gear 15, driving gear 15 engages with driven gear 16, driven gear 16 is contained on brake axle 17, brake axle 17 is arranged on top board 6 by brake axle bearing 7, the both sides of brake axle 17 are separately installed with left brake wheel 19 and right brake wheel 13, left brake wheel 19 and right brake wheel 13 are all equipped with two check bands 8, check band 8 is contained on brake wheel by check band connector 20, after two check bands 8 stride across respectively two overhead pulley set 3, mid-pulley set 11, is connected with the emergency brake slide block 10 of drg 2 12 the insides.Drg box body 24 both sides of drg 2 12, for extruding inclined-plane 27, are pushed from the bottom up horizontal throw between inclined-plane 27 and are diminished gradually.In order to reduce the resistance of taxing of emergency brake slide block 10, between the chute 28 of emergency brake slide block 10 and extruding inclined-plane 27, rolling body is housed, rolling body is equipped with fall prevention rope 5 with breaker slot 29 the insides between 26, two emergency brake slide blocks 10 of retainer.
Run into emergency situation, operator presses master cock or the radio remote control switch of motor, and DC machine work drives braking change-speed box 14(to be equivalent to retarder), brake axle 17 obtains a very large lock torque.Brake axle 17 is wound around check band 8 by left brake wheel 19 and right brake wheel 13, and check band 8 will drive rapidly emergency brake slide block 10 upward movements.Due to extruding inclined-plane 27 be upwards narrow gradually and also inclined-plane degree of dip very little, two emergency brake slide blocks 10 provide very large gripping power to clamp fall prevention rope 5 and further glide to prevent cage.Now, DC machine generation stall, will move cut-out circuit with burnout-proof motor by circuit breaker or the wire fuse of circuit.
Embodiment recited above is described the preferred embodiment of the present invention; not design of the present invention and protection domain are limited; do not departing under the prerequisite of design concept of the present invention; various modification and improvement that in this area, common engineering staff make technical scheme of the present invention, all should fall into protection scope of the present invention.
Claims (2)
1. the anti-falling cage with emergency brake device, comprise cage (1), on cage with stop mechanism (21), it is characterized in that: emergency brake device is also equipped with in the both sides of cage (1), emergency brake device comprises drg two (12), brake power mechanism, drg one (9) and drg two (12) are all equipped with in the both sides of cage (1), drg two (12) is positioned at below drg one (9), two mid-pulley set (11) are installed in the middle of cage (1), upper two the overhead pulley set (3) of installing of top board (6), the rope sheave of mid-pulley set (11) and overhead pulley set (3) is arranged on sheave shaft by bearing,
Top board is provided with brake power mechanism on (6), brake power mechanism comprises braking change-speed box (14), driving gear (15), brake axle (17), brake axle bearing (7), on braking change-speed box (14), DC machine is installed, storage battery is installed on cage, storage battery is connected with DC machine by wire, on wire, be equipped with master cock, brake on the main shaft on change-speed box (14) with driving gear (15), driving gear (15) engages with driven gear (16), driven gear (16) is contained on brake axle (17), brake axle (17) is arranged on top board (6) by brake axle bearing (7), the both sides of brake axle (17) are separately installed with left brake wheel (19) and right brake wheel (13), left brake wheel (19) and right brake wheel (13) are all equipped with two check bands (8), check band (8) is contained on left brake wheel (19) and right brake wheel (13) by check band connector (20), two check bands (8) stride across respectively two overhead pulley set (3), after mid-pulley set (11), be connected with the emergency brake slide block (10) of drg two (12) the insides.
2. the anti-falling cage with emergency brake device according to claim 1, it is characterized in that: drg box body (24) both sides of described drg two (12) are extruding inclined-plane (27), between the chute (28) of emergency brake slide block (10) and extruding inclined-plane (27), rolling body is housed, rolling body is with retainer (26), fall prevention rope (5) is equipped with in breaker slot (29) the inside between two emergency brake slide blocks (10), and the master cock of described motor is button switch or radio remote control switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410385756.2A CN104150317B (en) | 2014-08-07 | 2014-08-07 | A kind of anti-falling cage with emergency brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410385756.2A CN104150317B (en) | 2014-08-07 | 2014-08-07 | A kind of anti-falling cage with emergency brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104150317A true CN104150317A (en) | 2014-11-19 |
| CN104150317B CN104150317B (en) | 2016-04-27 |
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ID=51875989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410385756.2A Active CN104150317B (en) | 2014-08-07 | 2014-08-07 | A kind of anti-falling cage with emergency brake device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104150317B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004149231A (en) * | 2002-10-29 | 2004-05-27 | Mitsubishi Electric Building Techno Service Co Ltd | Emergency stop device of elevator |
| CN200964332Y (en) * | 2006-09-13 | 2007-10-24 | 川方企业股份有限公司 | Double-brake device of power winch |
| CN201236087Y (en) * | 2008-07-01 | 2009-05-13 | 郑元贵 | Hoisting safety catch cage security brake driver for mining |
| CN103803372A (en) * | 2012-11-14 | 2014-05-21 | 沈兴财 | Double insurance elevator |
| CN204022190U (en) * | 2014-08-07 | 2014-12-17 | 孟召利 | A kind of anti-falling cage with emergency brake device |
-
2014
- 2014-08-07 CN CN201410385756.2A patent/CN104150317B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004149231A (en) * | 2002-10-29 | 2004-05-27 | Mitsubishi Electric Building Techno Service Co Ltd | Emergency stop device of elevator |
| CN200964332Y (en) * | 2006-09-13 | 2007-10-24 | 川方企业股份有限公司 | Double-brake device of power winch |
| CN201236087Y (en) * | 2008-07-01 | 2009-05-13 | 郑元贵 | Hoisting safety catch cage security brake driver for mining |
| CN103803372A (en) * | 2012-11-14 | 2014-05-21 | 沈兴财 | Double insurance elevator |
| CN204022190U (en) * | 2014-08-07 | 2014-12-17 | 孟召利 | A kind of anti-falling cage with emergency brake device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104150317B (en) | 2016-04-27 |
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