CN103821545B - The pivotal combination pivoting support of high-torque can be completed - Google Patents
The pivotal combination pivoting support of high-torque can be completed Download PDFInfo
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- CN103821545B CN103821545B CN201410075460.0A CN201410075460A CN103821545B CN 103821545 B CN103821545 B CN 103821545B CN 201410075460 A CN201410075460 A CN 201410075460A CN 103821545 B CN103821545 B CN 103821545B
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Abstract
The present invention can complete the pivotal combination pivoting support of high-torque, belongs to machine slewing equipment technical field in place, technical problem to be solved is: provide one to take up room little, the rotary supporting device that flywheel moment is large, the technical scheme that technical solution problem adopts is: can complete the pivotal combination pivoting support of high-torque, comprise pivoting part, first pivoting support, second pivoting support, axle and wire rope slew gear, axle is provided with first shaft shoulder and second shaft shoulder, first pivoting support and the equal interference of the second pivoting support are on axle, the inner ring of the first pivoting support is connected by the first back-up ring with between first shaft shoulder, the inner ring of the second pivoting support is connected by the second back-up ring with between second shaft shoulder, the outer ring of the first pivoting support is connected by carrying cylinder with between the outer ring of the second pivoting support, the present invention adopts hydraulic type to instead of traditional motor and drives, and explosion-proof performance is good, and compact conformation of the present invention, use under being applicable to mine.
Description
Technical field
The present invention can complete the pivotal combination pivoting support of high-torque, belongs to machine slewing equipment technical field in place.
Background technology
China is a big coal country, is the country of a heavy dependence Coal Energy Source, simultaneously Ye Shi mine disaster big country, and illegal mining colliery, to produce the artificial origins such as the aging and fault of error, apparatus be the main cause causing mine disaster.
Colliery is when underground mining, due to may gas leakage be there is in recovery process, gas mixes with air, at high temperature abrupt oxidization, form shock wave phenomenon, coal mine gas from explosion mainly electric spark and the explosion of China, main scene is getting working face, the instantaneous temperature that gas explosion produces is high, pressure expansion is fast, gas near blast unit outwards impacts with speed more than hundreds of rice per second, make casualties, tunnel and equipment facility damage, after blast, the concentration of oxygen reduces, produce a large amount of carbon dioxide and carbon monoxide, have and suffocate and toxic hazard.
Often need in the downhole production of ore deposit to install hydraulic support, traditional hydraulic support underground installs general employing handicraft operation, and labour intensity is large, inefficiency, potential safety hazard is many, along with developing rapidly of colliery industry, is badly in need of a kind of operating efficiency high, adaptable device changes the status quo, also have some machines in place in the market, but the center of gravity of these machines in place is high, with cantilever, safety index is low, does not meet the needs of Modern coal mines fast development.And, all very high to the requirement of explosion proof of equipment under mine, in order to machine in place safe operation under mine, therefore to avoid electricity consumption as far as possible, prevent danger.In addition, on machine in place, the steady running of hydraulic test is also an important indicator of machine service behaviour in place, and the automatic control system pulse of current machine hydraulic system in place is large, and poor stability, has a strong impact on the service behaviour of machine in place.
When using machine in place to install hydraulic support under mine, the weight of long-armed lifting object is large, and the moment of torsion needed for slew gear is large, and taking up room of slew gear is little, and this just brings a lot of inconvenience for the installation work of machine in place.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, and technical problem to be solved is little for providing one to take up room, the rotary supporting device that flywheel moment is large.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: can complete the pivotal combination pivoting support of high-torque, comprise pivoting part, first pivoting support, second pivoting support, axle and wire rope slew gear, described axle is provided with first shaft shoulder and second shaft shoulder, described first pivoting support is identical with the structure of the second pivoting support, described first pivoting support and the equal interference of the second pivoting support are on axle, the inner ring of described first pivoting support is connected by the first back-up ring with between first shaft shoulder, the inner ring of described second pivoting support is connected by the second back-up ring with between second shaft shoulder, the outer ring of described first pivoting support is connected by carrying cylinder with between the outer ring of the second pivoting support, be flexibly connected by many uniform bolts between the outer ring of described first pivoting support and one end of carrying cylinder, also be flexibly connected by many uniform bolts between the other end of carrying cylinder and the outer ring of the second pivoting support, one end of described axle reaches the first pivoting support outside and is connected with pivoting part, the other end reaches after outside the second pivoting support and is connected with wire rope slew gear.
Wherein, described wire rope slew gear, comprise the first hydraulic cylinder, second hydraulic cylinder and wire rope, described first hydraulic cylinder and the second hydraulic cylinder be arranged in parallel, described first hydraulic cylinder is fixedly installed by the first bearing, the piston rod of the first hydraulic cylinder is provided with the first wire rope pulley, described second hydraulic cylinder is fixedly installed by the second bearing, the piston rod of described second hydraulic cylinder is provided with the second wire rope pulley, the 3rd wire rope pulley is provided with between described first hydraulic cylinder and the second hydraulic cylinder, described 3rd wire rope pulley is placed between the first bearing and the first wire rope pulley, described 3rd wire rope pulley interference is on axle, described 3rd wire rope pulley is by wire rope and the first wire rope pulley and the second wire rope pulley transmission, described 3rd wire rope pulley is fixed pulley, the two ends of described wire rope are separately fixed on the first hydraulic cylinder body and the second hydraulic cylinder body.
Wherein, the race diameter of described first pivoting support and the second pivoting support is all less than 500mm.
Wherein, the material of described axle is 40Cr steel, or is No. 45 steel, or is 50Mn steel.
Wherein, described first bearing settlement is in the middle part of the cylinder body of the first hydraulic cylinder.
Wherein, described second bearing settlement is in the middle part of the cylinder body of the second hydraulic cylinder.
The present invention compared with prior art has following beneficial effect.
One, axle of the present invention is provided with the first pivoting support and the second pivoting support, meets the demand of machine in place to flywheel moment by the cooperating of two pivoting supports, there is little and that flywheel moment the is large advantage that takes up room.
Two, be connected by carrying cylinder between the first pivoting support of the present invention and the second pivoting support, and be flexibly connected by many uniform bolts between the outer ring of the first pivoting support and one end of carrying cylinder, also be flexibly connected by many uniform bolts between the other end of carrying cylinder and the outer ring of the second pivoting support, so operationally, first pivoting support and the second pivoting support work simultaneously, avoid single pivoting support stressed and cause wearing and tearing, extending application life of the present invention.
Three, 3rd wire rope pulley of the present invention is arranged between the first hydraulic cylinder and the second hydraulic cylinder, two hydraulic cylinders are all fixedly installed, during the piston rod movement of one of them hydraulic cylinder, wire rope pulley mounted thereto rotates, the piston rod counter motion of another hydraulic cylinder, in the process that wire rope pulley rotates, the 3rd wire rope pulley is driven to rotate by wire rope, for transmission wire rope pulley again interference at axle, the pivoting part that rotarily drives of axle rotates, the driving of pivoting part is achieved by the form of hydraulic pressure, instead of the use of motor, which reduces the potential safety hazard causing gas explosion because of the electric spark of motor generation, and structure is simple, be easy to realize.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is the structural representation that the present invention can complete the pivotal combination pivoting support of high-torque.
Fig. 2 is the structural representation of wire rope slew gear in Fig. 1.
In figure: 1 is pivoting part, 2 is the first pivoting support, and 3 is the second pivoting support, and 4 is axle, 5 is wire rope slew gear, and 6 is the first back-up ring, and 7 is the second back-up ring, 8 is bolt, and 9 is carrying cylinder, and 41 is first shaft shoulder, 42 is second shaft shoulder, and 51 is the first hydraulic cylinder, and 52 is the second hydraulic cylinder, 53 is wire rope, and 54 is the first bearing, and 55 is the second bearing, 56 is the first wire rope pulley, and 57 is the second wire rope pulley, and 58 is the 3rd wire rope pulley.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation, and accompanying drawing is the schematic diagram simplified, and only basic structure of the present invention is described in a schematic way, therefore it only shows the formation relevant with the present invention.
The pivotal combination pivoting support of high-torque can be completed, comprise pivoting part 1, first pivoting support 2, second pivoting support 3, axle 4 and wire rope slew gear 5, axle 4 is provided with first shaft shoulder 41 and second shaft shoulder 42, first pivoting support 2 is identical with the structure of the second pivoting support 3, the race diameter of the first pivoting support 2 and the second pivoting support 3 is all less than 500mm, of the present invention like this take up room just very little, meet the needs of narrow space under mine, first pivoting support 2 and the equal interference of the second pivoting support 3 are on axle 4, the inner ring of the first pivoting support 2 is connected by the first back-up ring 6 with between first shaft shoulder 41, the inner ring of the second pivoting support 3 is connected by the second back-up ring 7 with between second shaft shoulder 42, be connected by carrying cylinder 9 between the outer ring of the first pivoting support 2 and the outer ring of the second pivoting support 3, be flexibly connected by many uniform bolts 8 between the outer ring of the first pivoting support 2 and one end of carrying cylinder 9, also be flexibly connected by many uniform bolts 8 between the other end of carrying cylinder 9 and the outer ring of the second pivoting support 3, one end of axle 4 reaches after outside the first pivoting support 2 and is connected with pivoting part 1, the other end reaches the second pivoting support 3 outside and is connected with wire rope slew gear 5, by the cooperation of two pivoting supports, rotary torque is large, avoid the wearing and tearing of single pivoting support, extend application life of the present invention.
Wire rope slew gear 5, comprise the first hydraulic cylinder 51, second hydraulic cylinder 52 and wire rope 53, first hydraulic cylinder 51 and the second hydraulic cylinder 52 be arranged in parallel, first hydraulic cylinder 51 is fixedly installed by the first bearing 54, first bearing 54 is arranged in the middle part of the cylinder body of the first hydraulic cylinder 51, the piston rod of the first hydraulic cylinder 51 is provided with the first wire rope pulley 56, second hydraulic cylinder 52 is fixedly installed by the second bearing 55, second bearing 55 is arranged in the middle part of the cylinder body of the second hydraulic cylinder 52, the piston rod of the second hydraulic cylinder 52 is provided with the second wire rope pulley 57, the 3rd wire rope pulley 58 is provided with between first hydraulic cylinder 51 and the second hydraulic cylinder 52, described 3rd wire rope pulley 58 is placed between the first bearing 54 and the first wire rope pulley 56, 3rd wire rope pulley 58 interference is on axle 4, 3rd wire rope pulley 58 is by wire rope 53 and the first wire rope pulley 56 and the second wire rope pulley 57 transmission, 3rd wire rope pulley 58 is fixed pulley, the two ends of wire rope 53 are separately fixed on the first hydraulic cylinder 51 cylinder body and the second hydraulic cylinder 52 cylinder body, during the piston rod movement of one of them hydraulic cylinder, wire rope pulley mounted thereto rotates, the piston rod counter motion of another hydraulic cylinder, wire rope 53 drives the 3rd wire rope pulley 58 to rotate, moving axis 4 can be with to rotate, the driving of pivoting part 1 is achieved by the form of hydraulic pressure, instead of the use of motor, add the explosion-proof security of entirety of the present invention.
Claims (5)
1. can complete the pivotal combination pivoting support of high-torque, it is characterized in that, comprise pivoting part (1), first pivoting support (2), second pivoting support (3), axle (4) and wire rope slew gear (5), described axle (4) is provided with first shaft shoulder (41) and second shaft shoulder (42), described first pivoting support (2) is identical with the structure of the second pivoting support (3), described first pivoting support (2) and the equal interference of the second pivoting support (3) are on axle (4), the inner ring of described first pivoting support (2) is connected by the first back-up ring (6) with between first shaft shoulder (41), the inner ring of described second pivoting support (3) is connected by the second back-up ring (7) with between second shaft shoulder (42), be connected by carrying cylinder (9) between the outer ring of described first pivoting support (2) and the outer ring of the second pivoting support (3), be flexibly connected by many uniform bolts (8) between the outer ring of described first pivoting support (2) and one end of carrying cylinder (9), also be flexibly connected by many uniform bolts (8) between the other end of carrying cylinder (9) and the outer ring of the second pivoting support (3), one end of described axle (4) reaches the first pivoting support (2) and is connected with pivoting part (1) outward, the other end reaches the second pivoting support (3) outside and is connected with wire rope slew gear (5), described wire rope slew gear (5) can be with moving axis (4) to rotate,
Described wire rope slew gear (5), comprise the first hydraulic cylinder (51), second hydraulic cylinder (52) and wire rope (53), described first hydraulic cylinder (51) and the second hydraulic cylinder (52) be arranged in parallel, described first hydraulic cylinder (51) is fixedly installed by the first bearing (54), the piston rod of the first hydraulic cylinder (51) is provided with the first wire rope pulley (56), described second hydraulic cylinder (52) is fixedly installed by the second bearing (55), the piston rod of described second hydraulic cylinder (52) is provided with the second wire rope pulley (57), the 3rd wire rope pulley (58) is provided with between described first hydraulic cylinder (51) and the second hydraulic cylinder (52), described 3rd wire rope pulley (58) is placed between the first bearing (54) and the first wire rope pulley (56), described 3rd wire rope pulley (58) interference is on axle (4), described 3rd wire rope pulley (58) is by wire rope (53) and the first wire rope pulley (56) and the second wire rope pulley (57) transmission, described 3rd wire rope pulley (58) is fixed pulley, the two ends of described wire rope (53) are separately fixed on the first hydraulic cylinder (51) cylinder body and the second hydraulic cylinder (52) cylinder body.
2. according to claim 1ly complete the pivotal combination pivoting support of high-torque, it is characterized in that, the race diameter of described first pivoting support (2) and the second pivoting support (3) is all less than 500mm.
3. according to claim 1ly complete the pivotal combination pivoting support of high-torque, it is characterized in that, the material of described axle (4) is 40Cr steel, or is No. 45 steel, or is 50Mn steel.
4. according to claim 1ly complete the pivotal combination pivoting support of high-torque, it is characterized in that, described first bearing (54) is arranged in the middle part of the cylinder body of the first hydraulic cylinder (51).
5. according to claim 1ly complete the pivotal combination pivoting support of high-torque, it is characterized in that, described second bearing (55) is arranged in the middle part of the cylinder body of the second hydraulic cylinder (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410075460.0A CN103821545B (en) | 2014-03-04 | 2014-03-04 | The pivotal combination pivoting support of high-torque can be completed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410075460.0A CN103821545B (en) | 2014-03-04 | 2014-03-04 | The pivotal combination pivoting support of high-torque can be completed |
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| CN103821545A CN103821545A (en) | 2014-05-28 |
| CN103821545B true CN103821545B (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410075460.0A Active CN103821545B (en) | 2014-03-04 | 2014-03-04 | The pivotal combination pivoting support of high-torque can be completed |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114278348B (en) * | 2022-03-04 | 2022-05-13 | 徐州徐工传动科技有限公司 | Mining heavy-duty gear transmission rotary platform |
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| CN201325838Y (en) * | 2008-11-27 | 2009-10-14 | 武桥重工集团股份有限公司 | Double turnplate bearing slewing mechanism for railroad crane |
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| CN102619540A (en) * | 2012-04-26 | 2012-08-01 | 山西东华机械有限公司 | Hydraulic support placing machine turntable device |
| CN102619804A (en) * | 2012-04-13 | 2012-08-01 | 长治市永华机械有限公司 | Hydraulic steel wire rope rotating device |
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| CN103321662A (en) * | 2013-06-29 | 2013-09-25 | 长治市永华机械有限公司 | Integrated lifting mechanism of hydraulic cylinder of rotary table |
| KR20130134036A (en) * | 2012-05-30 | 2013-12-10 | 볼보 컨스트럭션 이큅먼트 에이비 | Construction machine having grease vessel of assembly type |
| CN203742634U (en) * | 2014-03-04 | 2014-07-30 | 长治市永华机械有限公司 | Combined slewing bearing capable of completing large-torque slewing |
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2014
- 2014-03-04 CN CN201410075460.0A patent/CN103821545B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5834662A (en) * | 1993-06-19 | 1998-11-10 | Imo-Industrie-Momentenlager Stoll & Russ Gmbh | Arrangement for the rotary actuation of an apparatus on a chassis or foundation |
| CN201325838Y (en) * | 2008-11-27 | 2009-10-14 | 武桥重工集团股份有限公司 | Double turnplate bearing slewing mechanism for railroad crane |
| CN201704001U (en) * | 2009-09-04 | 2011-01-12 | 广东粤海汽车有限公司 | Lifting rotary table rotating mechanism for vehicle |
| CN102619804A (en) * | 2012-04-13 | 2012-08-01 | 长治市永华机械有限公司 | Hydraulic steel wire rope rotating device |
| CN102619540A (en) * | 2012-04-26 | 2012-08-01 | 山西东华机械有限公司 | Hydraulic support placing machine turntable device |
| KR20130134036A (en) * | 2012-05-30 | 2013-12-10 | 볼보 컨스트럭션 이큅먼트 에이비 | Construction machine having grease vessel of assembly type |
| CN103306698A (en) * | 2013-06-29 | 2013-09-18 | 长治市永华机械有限公司 | In-position machine for hydraulic support |
| CN103321662A (en) * | 2013-06-29 | 2013-09-25 | 长治市永华机械有限公司 | Integrated lifting mechanism of hydraulic cylinder of rotary table |
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| CN103821545A (en) | 2014-05-28 |
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Effective date of registration: 20170519 Address after: 226000, Jiangsu, Nantong province Tongzhou District stone port town stone West Village seven groups Patentee after: Nantong Xinxing Machinery Manufacturing Co., Ltd. Address before: 046012 Changzhi City Industrial Park, North Village, Shanxi Patentee before: Changzhi City Yonghua Machinery Co., Ltd. |