CN104612737B - A kind of flat push type founds layer hydraulic support - Google Patents
A kind of flat push type founds layer hydraulic support Download PDFInfo
- Publication number
- CN104612737B CN104612737B CN201310535964.1A CN201310535964A CN104612737B CN 104612737 B CN104612737 B CN 104612737B CN 201310535964 A CN201310535964 A CN 201310535964A CN 104612737 B CN104612737 B CN 104612737B
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- Prior art keywords
- hydraulic support
- support
- push type
- back timber
- flat push
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- 239000003245 coal Substances 0.000 claims abstract description 20
- 238000007598 dipping method Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract description 8
- 241000282326 Felis catus Species 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 239000003818 cinder Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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 OR ROCK 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
- E21D23/0004—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D23/03—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor having protective means, e.g. shields, for preventing or impeding entry of loose material into the working space or support
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The invention discloses a kind of flat push type for underground coal mine high-dipping coal-face to found layer hydraulic support, including support meanss, support moving device, gangue stopping device, it is characterized in that the hydraulic prop for forming support meanss has two kinds of Zhi Dingzhu and frame studding.The hydraulic support is arranged in the top of rib, and operator station operates on rib, and rib can artificially make the safe inclination angle of comparison, and upper and lower concordant is dug along nearly horizontal direction, and support moves frame along the direction parallel with concordant.The support is solved when exploiting half-edge coal seam, fully mechanized mining supporter personnel station operation on the bottom plate of high inclination-angle in incline longwall face easily slides the problem of hurting sb.'s feelings, and also solves " a kind of vertical layer hydraulic support " because needing potential safety hazard when needing to climb cat ladder in vertical eye to the personnel that direction of going down the hill being moved frame and being brought.The present invention is useful in the coal seam at 45 90 ° of angles and used.
Description
Technical field
The present invention relates to the hydraulic support of underground coal mine high-dipping coal-face.
Background technology
Hydraulic support is divided to comprehensive mining hydraulic bracket and the major class of hydraulic prop for sliding mine caps two.This two major classes hydraulic support all includes
Back timber, for the hydraulic prop of roof supporting and dedicated for moving the shifting frame oil cylinder of frame, all edge is in tilted layout on bottom plate for they,
Rib is in its front, and they are can be used only in gentle inclined working face and inclined cut, such as comprehensive mining hydraulic bracket one
As be used in inclination angle less than in 20 ° of working face.Belong to chain suspension type hydraulic support (the Chinese patent Shen of hydraulic prop for sliding mine caps class
Please number ZL200520019152.2) it is stronger to large inclination working surface adaptability, but be typically also only used in below 45 ° of inclination angles.
Certainly also there have been attempts using hydraulic support under more high inclination-angle, such as comprehensive mining hydraulic bracket is once used for 60 ° of angles by someone
Working face in, this not only needs the anti-skid for solving the problems, such as equipment, and just allow people station on the big slope at 60 ° of angles
It is all quite dangerous that work and long range, which walk itself, is difficult to stop once rolling down.Just because of these reasons, for many years
Carry out people always to exploit the method for the high seam horizontal section top coal caving of high-dipping, relatively thin half-edge coal seam is had to edge
Fall formula coal-mining method with ancient height to exploit, due to mainly by manual operations, so not only labor intensity is big, and coal recovery rate
Low, some thinner half-edge coal seams are even divided into unworkable coal seam without hesitation and discarded.
" a kind of vertical layer support " (notification number CN201884041U) solves miner station on the floor undulation of high-dipping
Work the dangerous problem that easily slips down, receives the welcome of miner, but that support is characterized in " along coal seam to going down the hill
Frame is moved in direction ", so concordant is also required to be downward along coal seam up and down, and the miner to work in other words in working face must be through
Cross that the inclination angle for having coal cinder to tumble unavoidably is very big even to climb up and climb down close to the concordant up and down of vertical, therefore, how to exclude ore deposit
Work faces dangerous just into the problem that must continue to tackling key problem solution in concordant.
The content of the invention
1. the technical problem to be solved in the present invention is to provide one kind can apply in 45-90 ° of seam inclination and operating personnel
Safety do not threatened in working face by work high above the ground not only, and up and down concordant can in nearly horizontal direction arrangement,
So as to release security threat problem of the miner in concordant, additionally it is possible to the strength safety support of hydraulic pressure, be not only able to out
Adopt high seam, and the vertical layer hydraulic support that steeply inclined thin seam can also be exploited.In order to solve the above problems, the present invention is arranged in
The top of rib, and be that a kind of flat push type for moving frame in the horizontal direction founds layer hydraulic support, including support meanss, move it is rack-mounted
The gangue stopping device put, can stretched under Zhi Dingzhu promotions, it is characterized in that the support meanss not only include back timber, bottom girder, Zhi
Zhi Dingzhu between back timber and bottom girder, but also connected including the back timber of upper end and hydraulic support, lower end is propped up in adjoining hydraulic pressure
The bottom girder of on the back timber of support and/or upper end and hydraulic support is connected, and lower end branch is used on the bottom girder of adjoining hydraulic support
The frame studding of spoil weight above supporting support, the adjoining hydraulic support are this adjacent frame and are separated by several framves with this
Hydraulic support.
A kind of flat push type as described above founds layer hydraulic support, it is characterized in that described frame studding one end connects with back timber or bottom girder
Connect, the other end is supported directly on the back timber of adjacent hydraulic support or the side of bottom girder and forms sliding pair.
A kind of flat push type as described above founds layer hydraulic support, it is characterized in that described frame studding one end connects with back timber or bottom girder
Connect, the other end is connected with the back timber or bottom girder of adjoining hydraulic support.
A kind of flat push type as described above founds layer hydraulic support, it is characterized in that described frame studding one end and this hydraulic support
Connection, the other end are connected with the sliding block slided on the guide rail of adjoining hydraulic support.
A kind of flat push type as described above founds layer hydraulic support, it is characterized in that its gangue stopping device is walking beam and fixed beam
The extensible canopy being set in together, one end and the back timber or bottom girder of extensible canopy are hinged, and the other end is linked to be with corresponding bottom girder or back timber
It is integral or be hinged.A kind of flat push type as described above founds layer hydraulic support, it is characterized in that the front end of its back timber and/or bottom girder and/
Or the step shape that rear end is made up of broken line.
A kind of flat push type as described above founds layer hydraulic support, it is characterized in that its gangue stopping device is provided with putting for Sub-Level Caving
Device for coal.
A kind of flat push type as described above founds layer hydraulic support, is hung it is characterized in that standing to be provided with layer hydraulic support in flat push type
Fortune material and hang and move scratch board conveyor and hang moving device.
After such structure, because the direction that hydraulic support promotes has not been as " a kind of vertical layer hydraulic support " is (public
Announcement CN201884041U) promoted like that along coal seam to direction of going down the hill, but promoted along nearly horizontal direction.So staff
The only way which must be passed-upper and lower concordant be also horizontally oriented, this addresses the problem the people that worked during a kind of " vertical layer hydraulic support " coal mining
It is very big even close to the problem of the danger during concordant up and down of vertical that member has to pass through the unavoidable inclination angle for having coal cinder to tumble.This
Outside, it is rack arrangement on the bottom plate beside rib this invention also solves common fully mechanized mining supporter, personnel stand at more than 50 ° angles
Bottom plate on operation and the danger that faces, this support is the top for support being erected at rib, along the side of the upper and lower concordant of level
To shifting frame.So rib is in the underfooting of operating personnel, and the shape of rib and inclination angle are all artificially formed, can be according to need
Make the variously-shaped and gradient, it is possible to eliminate the sensation that is felt like standing upon the edge of an abyss in incline longwall face, also thoroughly
Solve the problems, such as that coal cinder is hurted sb.'s feelings under soaring directly in more than 60 ° working faces, so that multiple spot parallel operations are possibly realized, so not
But it can ensure safety, but also yield can be effectively improved.Further, entry driving is easy, and cost is low, is also easy to cloth
Longer trend is put, so the number of support removal of home is few.As can be seen here, the beneficial effects of the invention are as follows significant.
Brief description of the drawings
The present invention is described further with reference to the accompanying drawings and detailed description.Fig. 1 is a kind of horizontal sliding of the present invention
The first embodiment of the vertical layer hydraulic support of formula moves the projection during frame on bottom plate.
Fig. 2 is the enlarged drawing of 1 frame support in Fig. 1.
Fig. 3 is Fig. 2 M direction views.
Fig. 4 is Fig. 2 K direction views.
Fig. 5 is the projection on bottom plate for second of embodiment that a kind of flat push type of the present invention founds layer hydraulic support.
Fig. 6 is the right view for the 4th kind of embodiment that a kind of flat push type of the present invention founds layer hydraulic support, equivalent to Fig. 1's
K direction views.
Fig. 7 is that a kind of flat push type of the present invention stands projection of the five kinds of embodiments of layer hydraulic support on bottom plate
Embodiment：
Fig. 1 gives the first embodiment that a kind of flat push type of the present invention founds layer hydraulic support.Including lower concordant 11, on
Concordant 12 and the rib 10 with pseudo- oblique angle, support A, B, C, D are erected at the top of rib 10 successively.It is under first moving to move frame order
The support A on side, then move A in lower the second frame of number B, the 3rd frame C, Fig. 1 and moved.If first move certain frame D of top, then will shape
Into Sub-Level Caving mouth 9, the switch Sub-Level Caving of gate can be passed through.Top coal can be with caving big gun when hard.Load can separately add pillar when big,
One end of pillar is supported on top, on bottom girder, and the other end can be on Zhi Ding, bottom plate or rib.Fig. 2,3,4 give the structure of support
Figure, including 2 bottom girder 1, back timber fore-sets 3, the lower waster rock blocking device 4 being connected with bottom girder, the upper gear cash being connected with back timber
Device 5, wherein upper gangue stopping device 5 is enclosed in lower waster rock blocking device 4 and can stretched under Zhi Dingzhu 3 promotion, to adapt to mining height
Change.Zhi Dingzhu quantity and diameter is depending on load.Zhi Dingzhu 3 between roof and floor be used to back timber and bottom girder stretching to hold
A part of weight of spoil above support is carried on a shoulder pole, another part weight of spoil is undertaken by frame studding 7, one end connection of frame studding 7
On this back timber or bottom girder, the other end is stepped down on the back timber of adjacent stent or the side of bottom girder, is laterally slided when moving frame.
In addition, frame studding 7 can also play a part of reconciling support spacing.Pedestrian's pedal 13 is fixed on bottom girder.
With reference to Fig. 5, second of embodiment that a kind of flat push type of the present invention founds layer hydraulic support is given.The embodiment
Difference with the first embodiment is that frame studding 7 is not Zhi Lin framves top, the side of bottom girder, but is hinged on neighbour by pin 8
Frame or every on the support of a frame, naturally it is also possible to be hinged on every two framves or every on the support of three framves, these are by between support and frame
What the size of post determined.Remainder is identical with the first embodiment.
A kind of flat push type of the present invention founds the third embodiment of layer hydraulic support, small with second of embodiment Datong District
It is different, differ only in the frame studding 7 in Fig. 5 by be hinged on by pin 8 on neighbouring back timber or bottom girder made into be hinged on it is neighbouring
On the sliding block of support, and these sliding blocks can slide along the guide rail being located on back timber or bottom girder.
With reference to Fig. 6, the 4th kind of embodiment that a kind of flat push type of the present invention founds layer hydraulic support is given.The embodiment
It is similar with the first embodiment, differ only between back timber 2 and upper gangue stopping device 5 and bottom girder 1 and lower waster rock blocking device
Between do not link into an integrated entity, but articulated structure.Other parts are identicals.Certainly upper gangue stopping device 5 and lower waster rock blocking device 4
It can also be hinged one of using hinge 14, another is identical with the first embodiment.
With reference to Fig. 7, a kind of flat push type of the present invention founds the 5th kind of embodiment and the first embodiment of layer hydraulic support
The shape for differing only in back timber or bottom girder to be transformed into its hypotenuse on the left side by parallelogram be step.
Claims (8)
1. being arranged in the top of rib for underground coal mine high-dipping coal-face, and it is to move the one of frame in the horizontal direction
Kind flat push type founds layer hydraulic support, including support meanss, support moving device, the gangue stopping device that can be stretched under Zhi Dingzhu promotions, its
It is characterized in that the support meanss not only include Zhi Dingzhu back timber, bottom girder, branch between back timber and bottom girder, but also including upper end
It is connected with the back timber of hydraulic support, on the back timber of adjoining hydraulic support and/or upper end and the bottom of hydraulic support are propped up in lower end
Beam connects, and lower end branch is used for the frame studding of spoil weight above supporting support, the phase on the bottom girder of adjoining hydraulic support
Neighbouring hydraulic support is this adjacent frame and is separated by the hydraulic support of several framves with this.
2. a kind of flat push type as claimed in claim 1 founds layer hydraulic support, it is characterized in that described frame studding one end and back timber or
Bottom girder connects, and the other end is supported directly on the back timber of adjacent hydraulic support or the side of bottom girder and forms sliding pair.
3. a kind of flat push type as claimed in claim 1 founds layer hydraulic support, it is characterized in that described frame studding one end and back timber or
Bottom girder is connected, and the other end is connected with the back timber or bottom girder of the adjacent frame or shelf of adjoining hydraulic support.
4. a kind of flat push type as claimed in claim 1 founds layer hydraulic support, it is characterized in that described frame studding one end and this liquid
Support connection is pressed, the other end is connected with the sliding block slided on the guide rail of adjoining hydraulic support.
5. a kind of flat push type as claimed in claim 1 founds layer hydraulic support, it is characterized in that its gangue stopping device be walking beam with
The extensible canopy that fixed beam is set in together, one end and the back timber or bottom girder of extensible canopy are hinged, the other end and corresponding bottom girder or top
Beam is connected or is hinged.
6. a kind of flat push type as claimed in claim 1 founds layer hydraulic support, it is characterized in that the front end of its back timber and/or bottom girder
And/or the step shape that rear end is made up of broken line.
7. a kind of flat push type as claimed in claim 1 founds layer hydraulic support, it is characterized in that its gangue stopping device is provided with Sub-Level Caving
Put device for coal.
8. a kind of flat push type as claimed in claim 1 founds layer hydraulic support, it is characterized in that being stood in flat push type on layer hydraulic support
Provided with handling material and hang and move scratch board conveyor and hang moving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310535964.1A CN104612737B (en) | 2013-11-04 | 2013-11-04 | A kind of flat push type founds layer hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310535964.1A CN104612737B (en) | 2013-11-04 | 2013-11-04 | A kind of flat push type founds layer hydraulic support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104612737A CN104612737A (en) | 2015-05-13 |
| CN104612737B true CN104612737B (en) | 2018-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310535964.1A Active CN104612737B (en) | 2013-11-04 | 2013-11-04 | A kind of flat push type founds layer hydraulic support |
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| Country | Link |
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| CN (1) | CN104612737B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113107552B (en) * | 2021-04-02 | 2023-04-11 | 四川华蓥山广能集团嘉华机械有限责任公司 | Anti-falling and anti-skidding structure of pseudo oblique hydraulic support |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2349349Y (en) * | 1998-06-04 | 1999-11-17 | 煤炭科学研究总院北京开采研究所 | Connection mechanism for parallel arranged moving roof hydraulic support |
| CN201041046Y (en) * | 2007-03-19 | 2008-03-26 | 北京诚田恒业煤矿设备有限公司 | Combined hydraulic support stand |
| CN102116163A (en) * | 2010-12-10 | 2011-07-06 | 李泽宇 | Vertical hydraulic bracket |
| CN202467843U (en) * | 2012-03-15 | 2012-10-03 | 重庆市能源投资集团科技有限责任公司 | Comprehensive coordinated mode of fully mechanized mining face on bow pseudo-oblique running direction long wall of steeply inclined coal seam |
| CN203603951U (en) * | 2013-11-04 | 2014-05-21 | 杨庆刚 | Horizontal-push type vertical-layer hydraulic support |
-
2013
- 2013-11-04 CN CN201310535964.1A patent/CN104612737B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2349349Y (en) * | 1998-06-04 | 1999-11-17 | 煤炭科学研究总院北京开采研究所 | Connection mechanism for parallel arranged moving roof hydraulic support |
| CN201041046Y (en) * | 2007-03-19 | 2008-03-26 | 北京诚田恒业煤矿设备有限公司 | Combined hydraulic support stand |
| CN102116163A (en) * | 2010-12-10 | 2011-07-06 | 李泽宇 | Vertical hydraulic bracket |
| CN202467843U (en) * | 2012-03-15 | 2012-10-03 | 重庆市能源投资集团科技有限责任公司 | Comprehensive coordinated mode of fully mechanized mining face on bow pseudo-oblique running direction long wall of steeply inclined coal seam |
| CN203603951U (en) * | 2013-11-04 | 2014-05-21 | 杨庆刚 | Horizontal-push type vertical-layer hydraulic support |
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| Publication number | Publication date |
|---|---|
| CN104612737A (en) | 2015-05-13 |
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