CN102536292A - Automatic coal falling type hydraulic support - Google Patents
Automatic coal falling type hydraulic support Download PDFInfo
- Publication number
- CN102536292A CN102536292A CN201210041703XA CN201210041703A CN102536292A CN 102536292 A CN102536292 A CN 102536292A CN 201210041703X A CN201210041703X A CN 201210041703XA CN 201210041703 A CN201210041703 A CN 201210041703A CN 102536292 A CN102536292 A CN 102536292A
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- coal
- hydraulic support
- coal mining
- voluntarily
- revoliving arm
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- 239000003245 coal Substances 0.000 title claims abstract description 103
- 238000005065 mining Methods 0.000 abstract description 25
- 241000196324 Embryophyta Species 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The invention discloses an automatic coal falling type hydraulic support and belongs to the field of coal mining machines. The automatic coal falling type hydraulic support comprises a base, a top beam, an upright post and a coal falling device, wherein the coal falling device comprises a swing device, a rotary arm and a coal digging device arranged at the tail end of the rotary arm; the front end of the rotary arm is hinged and fixed with the top beam; one end of the swing device is connected with the base or the upright post; and the other end of the swing arm is connected with the rotary arm. According to a coal mining system formed by the automatic coal falling type hydraulic bracket, a coal mining machine which is generally adopted in a traditional coal mining system is eliminated, so that the matching reasonability of the whole set of coal mining system is improved, the coal mining device is greatly simplified, and the cost of a coal mining machine is reduced. The total reliability of the coal mining system is ensured, the phenomenon that coal mining work is interrupted by faults of the coal mining machine is avoided, and the productivity of the whole workface is increased.
Description
Technical field
The present invention relates to a kind of coal mining equipment, particularly relate to a kind of formula of coal breakage voluntarily hydraulic support.
Background technology
Along with economic develop rapidly, energy demand is constantly increased.The exploitation to coal at present both at home and abroad can be divided into strip mining transformation and pit mining, and is wherein in the majority with pit mining, and pit mining can be divided into that drought is adopted and hydromining, and it is main that China adopts with drought at present, and drought is adopted and can be divided into the wall type back production and exploit with the pillars of a house.The used capital equipment of wall type back production is: coal-winning machine, transporter and hydraulic support, wherein coal-winning machine is the nucleus equipment in the whole formula of the coal breakage voluntarily hydraulic support, mainly accomplishes coal breakage and the task of coalingging.But coal-winning machine is a kind ofly to collect mechanical, electric and hydraulic pressure is the large complicated electromechanical integration equipment of one; Not only its design and manufacture difficulty are all bigger; And the supporting requirements of itself and scratch board conveyor, hydraulic support is higher, the precision of cooperation can directly have influence on the coal-winning machine coal winning technology can smooth implementation and capacity of equipment can give full play to.In addition since long-term work in underground, work under bad environment causes coal-winning machine to be easy to break down, and in case break down, will cause the interruption of whole coal work, and then cause great economic loss.
Summary of the invention
To coal breakage formula hydraulic support complex design, the relatively poor problem of compliance voluntarily in the prior art, the present invention provides a kind of formula of coal breakage voluntarily hydraulic support.
A kind of formula of coal breakage voluntarily hydraulic support disclosed by the invention comprises base, back timber, column, also comprises Coal Cake Falling Device; Said Coal Cake Falling Device comprises pendulous device, revoliving arm and is arranged at the terminal device that mines for coal of said revoliving arm; The front end of said revoliving arm and said back timber are hinged fixing; Said pendulous device one end is connected with said base or said column, and the other end is connected with said revoliving arm.
The formula of coal breakage voluntarily hydraulic support of the present invention is arranged with the slippage supporting plate in parallel on said back timber.
The formula of coal breakage voluntarily hydraulic support of the present invention, said Coal Cake Falling Device also comprises propulsion plant; Said propulsion plant is arranged at the front end of said revoliving arm, and is slidingly connected with said slippage supporting plate.
The formula of coal breakage voluntarily hydraulic support of the present invention, the said device that mines for coal is a swing roller.
The formula of coal breakage voluntarily hydraulic support of the present invention, the said device that mines for coal is the bucket of shoveling coal, and is fixed with the bucket connecting rod of shoveling coal on said top of shoveling coal bucket, the said other end of shoveling coal the bucket connecting rod is fixed on the said revoliving arm.
The formula of coal breakage voluntarily hydraulic support of the present invention, said pendulous device is oil cylinder or connecting rod.
The beneficial effect of technical scheme provided by the invention is:
At first,, cancelled the coal-winning machine that in existing coal mining system, adopts usually, improved the supporting reasonability of a whole set of coal mining system, simplified the coal mining device greatly, reduced the cost of coal-cutting machinery by the coal mining system that the formula of coal breakage voluntarily hydraulic support of the present invention constitutes.Simultaneously, the cancellation coal-winning machine has also just reduced the whole mechanical breakdown that causes owing to the coal-winning machine fault, has guaranteed the overall reliability of coal mining system, has avoided having improved the production capacity of entire working surface because the coal work that the coal-winning machine fault causes interrupts.
In addition; The coal mining system that the formula of coal breakage voluntarily hydraulic support of the present invention constitutes; Owing to cancelled coal-winning machine; Make supporting with it scratch board conveyor that holder no longer need be set and pull structures such as groove, also correspondingly simplified the work setting of scratch board conveyor simultaneously, avoided owing to coal-winning machine and the supporting unreasonable relevant issues that produce of scratch board conveyor.
Description of drawings
Fig. 1 is the present invention's coal breakage formula hydraulic support embodiment 1 structural representation voluntarily;
Fig. 2 is the present invention's coal breakage formula hydraulic support embodiment 2 structural representations voluntarily.
The specific embodiment
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
The formula of coal breakage voluntarily hydraulic support of the present invention mainly comprises supporting part and coal breakage part, and coal breakage partly is arranged on the supporting part.Its supporting part is basic identical with traditional hydraulic support, can comprise structures such as base 1, back timber 2, column 3.
The present invention is different with prior art is mainly reflected in the coal breakage part.Coal breakage part of the present invention mainly is made up of the device that mines for coal, revoliving arm 5, pendulous device 4 and propulsion plant 7.
Revoliving arm 5 can be directly fixed on the back timber 2; But in order to realize passing in a big way; Can be fixed with slippage supporting plate 6 abreast in back timber 2 bottoms and back timber 2; Propulsion plant 7 is movably installed on the slippage supporting plate, and can do linear movement along slippage supporting plate 6, and then the drive coal breakage is partly realized the feeding along mining direction.Propulsion plant 7 can adopt thrust units such as oil cylinder, gear or tooth bar to realize.
The top of revoliving arm 5 is articulated on the propulsion plant 7, also can move along back timber 2 under the promotion of propulsion plant 7 in its top.The end of revoliving arm 5 is equipped with the device that mines for coal.For making the coal breakage componental movement flexible, the present invention also comprises pendulous device 4, and an end of pendulous device 4 is articulated on the base 1, and can rotate around the pin joint of base 1; The other end of pendulous device 4 and revoliving arm 5 are hinged.The pin joint of pendulous device 4 and revoliving arm 5 is arranged at the middle epimere of revoliving arm 5 usually, and revoliving arm 5 is motion under the acting in conjunction of propulsion plant 7 and pendulous device 4, can drive the cut that the device that mines for coal is realized top coal and ground coal.Pendulous device 4 can adopt devices such as oscillating oil cylinder or connecting rod to realize usually.
The device that mines for coal can adopt various mode to realize:
Fig. 1 is first kind of embodiment of the present invention, and the device that mines for coal can adopt swing roller 11, and swing roller 11 is fixed in the end of revoliving arm 5, and swing roller 11 can rotate around its central point, utilize cylinder cutting coal seam, realizes " power coal breakage ".
Fig. 2 is second kind of embodiment of the present invention, and the device that mines for coal can adopt the bucket 8 of shoveling coal, and both at the terminal hinged bucket 8 of shoveling coal of revoliving arm 5, the while is the hinged bucket connecting rod 9 of shoveling coal at the back of the bucket 8 of shoveling coal, and the other end of the bucket connecting rod 9 of shoveling coal is articulated on the revoliving arm 5.The bucket connecting rod 9 of shoveling coal adopts hydraulic means, and the flexible rotation that can control the bucket 8 wraparound pivoted arms 5 of shoveling coal through the adjustment connecting rod realizes " forcing coal breakage ".
During work, 5 motions of pendulous device 4 control revoliving arms, the device that mines for coal that is connected with revoliving arm 5 carries out the excavation of coal, and after the work of this cut scope of operation was accomplished, propulsion plant 7 moved along the slippage supporting plate 6 on the back timber 2, drove revoliving arm 5 along the mining direction feeding.After feed distance finishes, both accomplished the cut of this cutter coal.Next regain the revoliving arm 5 and the devices that mine for coal through propulsion plant 7, promote the scratch board conveyor 10 reaches operation of coalingging by hydraulic support; After completion was coaling, hydraulic support fell frame and accomplishes the coal breakage of this circulation, coalings and progradation.
The present invention is technological at abundant research coal-winning machine, hydraulic support is technological, scratch board conveyor is technological, company adopts on machine technology and the excavator technical foundation; A kind of novel formula of coal breakage voluntarily hydraulic support with the fully comprehensive back proposition of its technology; For the functional reliability that strengthens coal mining system, improve coal mining efficient and have big meaning.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a coal breakage formula hydraulic support voluntarily comprises base, back timber, column, it is characterized in that, also comprises Coal Cake Falling Device; Said Coal Cake Falling Device comprises pendulous device, revoliving arm and is arranged at the terminal device that mines for coal of said revoliving arm; The top of said revoliving arm and said back timber are hinged fixing; Said pendulous device one end is connected with said base or said column, and the other end is connected with said revoliving arm.
2. the formula of coal breakage voluntarily hydraulic support according to claim 1 is characterized in that, on said back timber, is arranged with the slippage supporting plate in parallel.
3. the formula of coal breakage voluntarily hydraulic support according to claim 3 is characterized in that said Coal Cake Falling Device also comprises propulsion plant; Said propulsion plant is arranged at the front end of said revoliving arm, and is slidingly connected with said slippage supporting plate.
4. according to the described coal breakage voluntarily of claim 1 to 3 formula hydraulic support, it is characterized in that the said device that mines for coal is a swing roller.
5. according to the described coal breakage voluntarily of claim 1 to 3 formula hydraulic support, it is characterized in that the said device that mines for coal is the bucket of shoveling coal, be fixed with the bucket connecting rod of shoveling coal on said top of shoveling coal bucket, the said other end of shoveling coal the bucket connecting rod is fixed on the said revoliving arm.
6. according to the described coal breakage voluntarily of claim 1 to 3 formula hydraulic support, it is characterized in that said pendulous device is oil cylinder or connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210041703.XA CN102536292B (en) | 2012-02-23 | 2012-02-23 | Automatic coal falling type hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210041703.XA CN102536292B (en) | 2012-02-23 | 2012-02-23 | Automatic coal falling type hydraulic support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102536292A true CN102536292A (en) | 2012-07-04 |
| CN102536292B CN102536292B (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210041703.XA Withdrawn - After Issue CN102536292B (en) | 2012-02-23 | 2012-02-23 | Automatic coal falling type hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102536292B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437797A (en) * | 2013-08-30 | 2013-12-11 | 河南理工大学 | Combined type hydraulic support provided with notch excavation device |
| RU184573U1 (en) * | 2018-07-05 | 2018-10-30 | Общество с ограниченной ответственностью "Управление горного сервиса" | Mechanized lining section |
| CN111255496A (en) * | 2020-01-22 | 2020-06-09 | 辽宁工程技术大学 | Coal pillar auxiliary type mining advanced temporary support device and using method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2657955A1 (en) * | 1976-12-21 | 1978-06-22 | Kloeckner Werke Ag | Adjustable mine support behind face conveyor - has auxiliary arms between floor member and rear shield swung by lower cylinders |
| CN2095936U (en) * | 1991-08-03 | 1992-02-12 | 朱旭 | Mechanical hydraulic support for top coal releasing |
| CN2163232Y (en) * | 1993-07-02 | 1994-04-27 | 石炭井矿务局 | High steady low position hydraulic prop |
| CN1103926A (en) * | 1993-08-27 | 1995-06-21 | 威斯特伐利亚百可瑞特工业技术有限公司 | Apparatus for underground extraction |
| CN101871355A (en) * | 2010-06-10 | 2010-10-27 | 中煤北京煤矿机械有限责任公司 | Four post support shield type large mining height mesh-placement hydraulic support |
| CN101886547A (en) * | 2010-06-10 | 2010-11-17 | 中煤北京煤矿机械有限责任公司 | Two-pier shielding type large mining height lapping hydraulic bracket |
| CN202451194U (en) * | 2012-02-23 | 2012-09-26 | 郑州四维机电设备制造有限公司 | Self-coal-dropping type hydraulic support |
-
2012
- 2012-02-23 CN CN201210041703.XA patent/CN102536292B/en not_active Withdrawn - After Issue
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2657955A1 (en) * | 1976-12-21 | 1978-06-22 | Kloeckner Werke Ag | Adjustable mine support behind face conveyor - has auxiliary arms between floor member and rear shield swung by lower cylinders |
| CN2095936U (en) * | 1991-08-03 | 1992-02-12 | 朱旭 | Mechanical hydraulic support for top coal releasing |
| CN2163232Y (en) * | 1993-07-02 | 1994-04-27 | 石炭井矿务局 | High steady low position hydraulic prop |
| CN1103926A (en) * | 1993-08-27 | 1995-06-21 | 威斯特伐利亚百可瑞特工业技术有限公司 | Apparatus for underground extraction |
| CN101871355A (en) * | 2010-06-10 | 2010-10-27 | 中煤北京煤矿机械有限责任公司 | Four post support shield type large mining height mesh-placement hydraulic support |
| CN101886547A (en) * | 2010-06-10 | 2010-11-17 | 中煤北京煤矿机械有限责任公司 | Two-pier shielding type large mining height lapping hydraulic bracket |
| CN202451194U (en) * | 2012-02-23 | 2012-09-26 | 郑州四维机电设备制造有限公司 | Self-coal-dropping type hydraulic support |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103437797A (en) * | 2013-08-30 | 2013-12-11 | 河南理工大学 | Combined type hydraulic support provided with notch excavation device |
| CN103437797B (en) * | 2013-08-30 | 2016-03-02 | 河南理工大学 | With the Combined hydraulic support stand of otch backactor |
| RU184573U1 (en) * | 2018-07-05 | 2018-10-30 | Общество с ограниченной ответственностью "Управление горного сервиса" | Mechanized lining section |
| CN111255496A (en) * | 2020-01-22 | 2020-06-09 | 辽宁工程技术大学 | Coal pillar auxiliary type mining advanced temporary support device and using method thereof |
| CN111255496B (en) * | 2020-01-22 | 2021-06-04 | 辽宁工程技术大学 | Coal pillar auxiliary type mining advanced temporary support device and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102536292B (en) | 2015-07-29 |
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| C06 | Publication | ||
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Wu town Xingyang city Henan province 450103 Zhengzhou city wide road Applicant after: Caterpillar (Zhengzhou) Co., Ltd. Address before: 450001 No. 7 shuttle Road, Zhengzhou hi tech Development Zone, Henan, China Applicant before: Zhengzhou Siwei Electromechanical Equipment Manufacturing Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: ZHENGZHOU SIWEI ELECTROMECHANICAL EQUIPMENT MANUFACTURING CO., LTD. TO: CATERPILLAR (ZHENGZHOU) CO., LTD. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150729 Effective date of abandoning: 20200515 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20150729 Effective date of abandoning: 20200515 |