CN108035757A - A kind of travelling hydraulic support for possessing auxiliary balance and driving force of escaping - Google Patents
A kind of travelling hydraulic support for possessing auxiliary balance and driving force of escaping Download PDFInfo
- Publication number
- CN108035757A CN108035757A CN201711286780.0A CN201711286780A CN108035757A CN 108035757 A CN108035757 A CN 108035757A CN 201711286780 A CN201711286780 A CN 201711286780A CN 108035757 A CN108035757 A CN 108035757A
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- China
- Prior art keywords
- athey wheel
- crawler
- driven
- driven athey
- drive sprocket
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- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/08—Advancing mechanisms
- E21D23/081—Advancing mechanisms forming parts of the roof supports
- E21D23/087—Advancing mechanisms forming parts of the roof supports acting directly on the walls of the seam
- E21D23/088—Advancing mechanisms forming parts of the roof supports acting directly on the walls of the seam by means of wheels, rollers, caterpillars, belts or worm screws
Abstract
A kind of travelling hydraulic support for possessing auxiliary balance and driving force of escaping, including forepoling hydraulic support, crawler-type traveling chassis and stent auxiliary balance and escape driving mechanism, forepoling hydraulic support is fixed on crawler-type traveling chassis, and stent auxiliary balance is installed on crawler-type traveling chassis front end with escape driving mechanism；Stent auxiliary balance includes drive sprocket, the first driven Athey wheel, the second driven Athey wheel, the driven Athey wheel of auxiliary, crawler belt wheeling supporting frame, driving motor and crawler belt with escape driving mechanism；Drive sprocket with first and second driven Athey wheel is triangular in shape is distributed on crawler belt wheeling supporting frame, some driven Athey wheels of auxiliary are arranged in a linear between first and second driven Athey wheel；Hydraulic lifting mechanism is added between the drive sprocket axle of drive sprocket and crawler-type traveling chassis；The power of drive sprocket output synchronously passes to the first driven Athey wheel, the second driven Athey wheel and the driven Athey wheel of auxiliary by crawler belt.
Description
Technical field
The invention belongs to coal mine machinery technical field, possesses auxiliary balance and driving force of escaping more particularly to a kind of
Travelling hydraulic support.
Background technology
At present, the advance support mode that coal mine roadway fully-mechanized mining working uses mainly has two kinds, the first is to pass through monomer
The mode of hydraulic support coordination hinge top beam carries out advance support, and second is directly to utilize common forepoling hydraulic support
Carry out advance support.
For the first advance support mode, not only there are the shortcomings that supporting intensity is low and supporting area is small, also deposit
Hand labor intensity is big, operating efficiency is low and prop drawing is dangerous high the shortcomings that.
For second of advance support mode, although disadvantages mentioned above can be overcome, in forepoling hydraulic support
, it is necessary to be supported repeatedly to top plate in moving process, roof cracking is be easy to cause, therefore forepoling hydraulic support is to injustice
Whole top plate adaptability is poor.Further more, when the base of forepoling hydraulic support runs into soft muddy broken floor undulation
When, due to there is higher grounding pressure, also it is particularly easy to stent brill bottom phenomenon occur, so as to cause the supporting stability of stent
It is greatly lowered with security.
In order to reduce the occurrence probability that stent bores bottom phenomenon, technical staff adds crawler type for forepoling hydraulic support
Walking chassis, and positive effect is generated, but do not prevent the generation that stent bores bottom phenomenon completely, particularly in gob side entry retaining
During back production, due to being influenced by repeatedly adopting, the uneven and soft muddy broken situation of floor undulation is more prominent, i.e.,
Make to add crawler-type traveling chassis, forepoling hydraulic support still occurs to bore bottom phenomenon, seriously affected comprehensive from time to time
The coal mining efficiency of mining face.
The content of the invention
In view of the problems of the existing technology, the present invention provides a kind of walking for possessing auxiliary balance and driving force of escaping
Formula hydraulic support, has stronger adaptability, Neng Gouyou when running into the floor undulation that uneven and soft miriness crushes
Supporting stability and security during effect guarantee advance support, in face of uneven and soft muddy broken floor undulation
When, the grounding pressure on crawler-type traveling chassis can be effectively reduced, increases contact area, it is also obvious with the adhesive force of floor undulation
Increase, is not only able to auxiliary balance hydraulic support, even if burst stent bores bottom phenomenon, can also make hydraulic support from brill bottom state
Lower convenient in rapid escape, increases substantially the operating efficiency of hydraulic support.
To achieve these goals, the present invention adopts the following technical scheme that：One kind possesses auxiliary balance and escape driving energy
The travelling hydraulic support of power, including forepoling hydraulic support, crawler-type traveling chassis and stent auxiliary balance are driven with escape
Motivation structure；The forepoling hydraulic support is fixed on crawler-type traveling chassis, the stent auxiliary balance and escape
Driving mechanism is installed on the front end on crawler-type traveling chassis.
The stent auxiliary balance uses track structure with escape driving mechanism, including drive sprocket, first driven
Athey wheel, the second driven Athey wheel, the driven Athey wheel of auxiliary, crawler belt wheeling supporting frame, driving motor and crawler belt；The active crawler belt
Wheel, the first driven Athey wheel and the second driven Athey wheel is triangular in shape is distributed on crawler belt wheeling supporting frame, drive sprocket is located at
Vertex of a triangle, the first driven Athey wheel and the second driven Athey wheel are sequentially distributed two lower angle points in triangle；It is described
Aid in driven Athey wheel quantity some, and the driven Athey wheel of some auxiliary be arranged in a linear the first driven Athey wheel and second from
Between dynamic Athey wheel；Drive sprocket axle is fixed with the center of the drive sprocket, drive sprocket axle passes through with crawler belt wheeling supporting frame
Bearing is connected, and adds hydraulic lifting mechanism between drive sprocket axle and crawler-type traveling chassis；The driving motor is packed in
On crawler-type traveling chassis, the motor shaft and drive sprocket axle that drive motor are fixedly connected with；It is the first driven Athey wheel, second driven
The center of Athey wheel and the driven Athey wheel of auxiliary is fixed with follower shaft, and follower shaft passes through bearing phase with crawler belt wheeling supporting frame
Even；The crawler belt is sleeved on outside drive sprocket, the first driven Athey wheel, the second driven Athey wheel and the driven Athey wheel of auxiliary
Portion, the power of drive sprocket output synchronously pass to the first driven Athey wheel, the second driven Athey wheel and auxiliary by crawler belt
Driven Athey wheel.
Integrated electric cabinet is provided with the crawler-type traveling chassis, by integrated electric cabinet to advance support hydraulic pressure branch
Frame, crawler-type traveling chassis and stent auxiliary balance are uniformly controlled with escape driving mechanism.
Beneficial effects of the present invention：
Compared with prior art, the present invention have when running into uneven and soft muddy broken floor undulation compared with
Strong adaptability, supporting stability and security when can effectively ensure that advance support, in face of uneven and soft miriness
During broken floor undulation, the grounding pressure on crawler-type traveling chassis can be effectively reduced, increases contact area, with working face bottom
The adhesive force of plate also significantly increases, and is not only able to auxiliary balance hydraulic support, even if burst stent bores bottom phenomenon, can also make liquid
Stent is pressed to increase substantially the operating efficiency of hydraulic support from convenient in rapid escape under the state of bottom is bored.
Brief description of the drawings
Fig. 1 is a kind of structural representation of travelling hydraulic support for possessing auxiliary balance and driving force of escaping of the present invention
Figure；
Fig. 2 is the structure diagram of the stent auxiliary balance and escape driving mechanism of the present invention；
Fig. 3 is state diagram (side view visual angle) of the present invention when boring bottom phenomenon in stent；
Fig. 4 is state diagram (forward sight visual angle) of the present invention when boring bottom phenomenon in stent；
In figure, 1-forepoling hydraulic support, 2-crawler-type traveling chassis, 3-stent auxiliary balance and escape drive
Mechanism, 4-drive sprocket, the 5-the first driven Athey wheel, the 6-the second driven Athey wheel, the driven Athey wheel of 7-auxiliary, 8-
Crawler belt wheeling supporting frame, 9-driving motor, 10-crawler belt, 11-drive sprocket axle, 12-face roof, 13-floor undulation.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, a kind of travelling hydraulic support for possessing auxiliary balance and driving force of escaping, including advanced branch
Protect hydraulic support 1, crawler-type traveling chassis 2 and stent auxiliary balance and escape driving mechanism 3；The forepoling hydraulic support
1 is fixed on crawler-type traveling chassis 2, and the stent auxiliary balance is installed on crawler-type traveling with escape driving mechanism 3
The front end on chassis 2.
The stent auxiliary balance uses track structure with escape driving mechanism 3, including drive sprocket 4, first from
Dynamic Athey wheel 5, the second driven Athey wheel 6, the driven Athey wheel 7 of auxiliary, crawler belt wheeling supporting frame 8, driving motor 9 and crawler belt 10；Institute
State drive sprocket 4, the first driven 5 and second driven Athey wheel 6 of Athey wheel is triangular in shape is distributed on crawler belt wheeling supporting frame 8,
Drive sprocket 4 is located at vertex of a triangle, and the first driven 5 and second driven Athey wheel 6 of Athey wheel is sequentially distributed in triangle
Two lower angle points；Driven 7 quantity of Athey wheel of the auxiliary is some, and some driven Athey wheels 7 of auxiliary are arranged in a linear the
Between one driven 5 and second driven Athey wheel 6 of Athey wheel；Drive sprocket axle 11 is fixed with the center of the drive sprocket 4, it is main
The axis of a movable block 11 is connected with crawler belt wheeling supporting frame 8 by bearing, and adds liquid between drive sprocket axle 11 and crawler-type traveling chassis 2
Press lifting mechanism；The driving motor 9 is packed on crawler-type traveling chassis 2, drives the motor shaft and drive sprocket axle 11 of motor 9
It is fixedly connected with；The center of the first driven Athey wheel 5, the second driven Athey wheel 6 and the driven Athey wheel 7 of auxiliary is fixed with driven
Wheel shaft, follower shaft are connected with crawler belt wheeling supporting frame 8 by bearing；It is driven that the crawler belt 10 is sleeved on drive sprocket 4, first
Outside Athey wheel 5, the second driven Athey wheel 6 and the driven Athey wheel 7 of auxiliary, the power that drive sprocket 4 exports passes through crawler belt 10
Synchronously pass to the first driven Athey wheel 5, the second driven Athey wheel 6 and the driven Athey wheel 7 of auxiliary.
Integrated electric cabinet is provided with the crawler-type traveling chassis 2, by integrated electric cabinet to advance support hydraulic pressure
Stent 1, crawler-type traveling chassis 2 and stent auxiliary balance are uniformly controlled with escape driving mechanism 3.
Illustrate the first use process of the present invention below in conjunction with the accompanying drawings：
When the operating mode of floor undulation is more smooth, stent auxiliary balance need not start with escape driving mechanism 3, in liquid
Press under lifting mechanism effect, stent auxiliary balance is with escape driving mechanism 3 generally in being lifted away from the state of ground, only crawler type row
Walk chassis 2 to contact with floor undulation, can realize the conventional advance support to coal mine roadway fully-mechanized mining working.
As shown in Figure 3,4, when the operating mode of floor undulation is in uneven and soft muddy broken state, to coal
During ore deposit tunnel fully-mechanized mining working carries out advance support, the stent that happened suddenly just bores bottom phenomenon, in the case, crawler type row
The front carrier for walking chassis 2 has been absorbed in the recess of floor undulation, and causes rear end crawler belt and driving wheel to depart from ground, this
When driving wheel can not provide enough driving forces to make crawler-type traveling chassis 2 continue to move ahead, cause hydraulic support can not
Normal work.
At this time, it may be necessary to control hydraulic lifting mechanism to act, and slowly stent auxiliary balance and escape driving mechanism 3 are put
Under, until crawler belt 10 is contacted with floor undulation, then startup driving motor 9, drives drive sprocket 4 to rotate, and then pass through
Crawler belt 10 drives the first driven Athey wheel 5, the second driven Athey wheel 6 and the driven Athey wheel 7 of auxiliary to synchronize rotation, carries out at the same time
Band 10 starts execution and acts with grabbing, and effectively reduces the grounding pressure on crawler-type traveling chassis, increases contact area whereby, and
Lifting at the same time and the adhesive force of floor undulation, realize the purpose of auxiliary balance hydraulic support, and make hydraulic support from brill bottom shape
Convenient in rapid escape under state.
Scheme in embodiment and the scope of patent protection for being not used to the limitation present invention, it is all without departing from carried out by the present invention etc.
Effect implements or change, is both contained in the scope of the claims of this case.
Claims (3)
- A kind of 1. travelling hydraulic support for possessing auxiliary balance and driving force of escaping, it is characterised in that：Including advance support Hydraulic support, crawler-type traveling chassis and stent auxiliary balance and escape driving mechanism；The forepoling hydraulic support is fixed It is arranged on crawler-type traveling chassis, the stent auxiliary balance is installed on crawler-type traveling chassis most with escape driving mechanism Front end.
- 2. a kind of travelling hydraulic support for possessing auxiliary balance and driving force of escaping according to claim 1, it is special Sign is：The stent auxiliary balance uses track structure, including drive sprocket, the first driven shoe with escape driving mechanism Belt wheel, the second driven Athey wheel, the driven Athey wheel of auxiliary, crawler belt wheeling supporting frame, driving motor and crawler belt；The active crawler belt Wheel, the first driven Athey wheel and the second driven Athey wheel is triangular in shape is distributed on crawler belt wheeling supporting frame, drive sprocket is located at Vertex of a triangle, the first driven Athey wheel and the second driven Athey wheel are sequentially distributed two lower angle points in triangle；It is described Aid in driven Athey wheel quantity some, and the driven Athey wheel of some auxiliary be arranged in a linear the first driven Athey wheel and second from Between dynamic Athey wheel；Drive sprocket axle is fixed with the center of the drive sprocket, drive sprocket axle passes through with crawler belt wheeling supporting frame Bearing is connected, and adds hydraulic lifting mechanism between drive sprocket axle and crawler-type traveling chassis；The driving motor is packed in On crawler-type traveling chassis, the motor shaft and drive sprocket axle that drive motor are fixedly connected with；It is the first driven Athey wheel, second driven The center of Athey wheel and the driven Athey wheel of auxiliary is fixed with follower shaft, and follower shaft passes through bearing phase with crawler belt wheeling supporting frame Even；The crawler belt is sleeved on outside drive sprocket, the first driven Athey wheel, the second driven Athey wheel and the driven Athey wheel of auxiliary Portion, the power of drive sprocket output synchronously pass to the first driven Athey wheel, the second driven Athey wheel and auxiliary by crawler belt Driven Athey wheel.
- 3. a kind of travelling hydraulic support for possessing auxiliary balance and driving force of escaping according to claim 1, it is special Sign is：Integrated electric cabinet is provided with the crawler-type traveling chassis, by integrated electric cabinet to advance support hydraulic pressure branch Frame, crawler-type traveling chassis and stent auxiliary balance are uniformly controlled with escape driving mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711286780.0A CN108035757B (en) | 2017-12-07 | 2017-12-07 | A kind of travelling hydraulic support having auxiliary balance and driving capability of escaping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711286780.0A CN108035757B (en) | 2017-12-07 | 2017-12-07 | A kind of travelling hydraulic support having auxiliary balance and driving capability of escaping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108035757A true CN108035757A (en) | 2018-05-15 |
| CN108035757B CN108035757B (en) | 2019-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711286780.0A Active CN108035757B (en) | 2017-12-07 | 2017-12-07 | A kind of travelling hydraulic support having auxiliary balance and driving capability of escaping |
Country Status (1)
| Country | Link |
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| CN (1) | CN108035757B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488358A (en) * | 2018-12-29 | 2019-03-19 | 华晋焦煤有限责任公司 | Movable-type intelligent advance support system and method for protecting support |
| CN110318332A (en) * | 2019-06-24 | 2019-10-11 | 中国煤炭科工集团太原研究院有限公司 | A kind of underground coal mine caterpillar band mobile air crossing device and application method |
| CN110578519A (en) * | 2019-10-16 | 2019-12-17 | 周口师范学院 | Crawler-type driven walking supporting mechanism suitable for heading machine |
| CN113833509A (en) * | 2021-10-14 | 2021-12-24 | 中国煤炭科工集团太原研究院有限公司 | Crawler-type supporting robot |
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|---|---|---|---|---|
| CN2589680Y (en) * | 2002-11-04 | 2003-12-03 | 神华集团有限责任公司 | Crawler belt walking type hydraulic support |
| CN201405947Y (en) * | 2009-05-11 | 2010-02-17 | 重庆耐德山花特种车有限责任公司 | Crawler wheel used for off-road driving of four-wheeler |
| CN203651948U (en) * | 2014-01-08 | 2014-06-18 | 兰州交通大学 | Main-auxiliary type track for wheeled vehicle |
| CN203905991U (en) * | 2013-10-25 | 2014-10-29 | 新疆大学 | Automatic moving type telescopic advance support hydraulic support of mining crawler belt |
| CN106926910A (en) * | 2015-12-31 | 2017-07-07 | 中国石油天然气集团公司 | A kind of triangle crawler belt assist device |
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2017
- 2017-12-07 CN CN201711286780.0A patent/CN108035757B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2589680Y (en) * | 2002-11-04 | 2003-12-03 | 神华集团有限责任公司 | Crawler belt walking type hydraulic support |
| CN201405947Y (en) * | 2009-05-11 | 2010-02-17 | 重庆耐德山花特种车有限责任公司 | Crawler wheel used for off-road driving of four-wheeler |
| CN203905991U (en) * | 2013-10-25 | 2014-10-29 | 新疆大学 | Automatic moving type telescopic advance support hydraulic support of mining crawler belt |
| CN203651948U (en) * | 2014-01-08 | 2014-06-18 | 兰州交通大学 | Main-auxiliary type track for wheeled vehicle |
| CN106926910A (en) * | 2015-12-31 | 2017-07-07 | 中国石油天然气集团公司 | A kind of triangle crawler belt assist device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488358A (en) * | 2018-12-29 | 2019-03-19 | 华晋焦煤有限责任公司 | Movable-type intelligent advance support system and method for protecting support |
| CN110318332A (en) * | 2019-06-24 | 2019-10-11 | 中国煤炭科工集团太原研究院有限公司 | A kind of underground coal mine caterpillar band mobile air crossing device and application method |
| CN110318332B (en) * | 2019-06-24 | 2021-05-14 | 中国煤炭科工集团太原研究院有限公司 | Coal mine underground crawler mobile air bridge device and using method |
| CN110578519A (en) * | 2019-10-16 | 2019-12-17 | 周口师范学院 | Crawler-type driven walking supporting mechanism suitable for heading machine |
| CN113833509A (en) * | 2021-10-14 | 2021-12-24 | 中国煤炭科工集团太原研究院有限公司 | Crawler-type supporting robot |
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| Publication number | Publication date |
|---|---|
| CN108035757B (en) | 2019-11-26 |
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