CN202220614U - Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway - Google Patents
Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway Download PDFInfo
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- CN202220614U CN202220614U CN2011202812000U CN201120281200U CN202220614U CN 202220614 U CN202220614 U CN 202220614U CN 2011202812000 U CN2011202812000 U CN 2011202812000U CN 201120281200 U CN201120281200 U CN 201120281200U CN 202220614 U CN202220614 U CN 202220614U
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- side guard
- hydraulic support
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Abstract
The utility model discloses an integrated self-shift hydraulic support for placing top coal in a steeply inclined roadway, which comprises a front support, a transition girder and a rear support sequentially connected from front to back, wherein at least two of the front support, the transition girder and the rear support are in side-by-side combination arrangement. The integrated self-shift hydraulic support is suitable for an exploitation operating surface for placing top coal of intermediately-thick and thick coal layers in a steeply inclined horizontal segmentation roadway and is particularly suitable for a steeply inclined coal layer with a coal layer dip angle larger than 55 degrees. The integrated self-shift hydraulic support can realize all mechanical operations, such as placing the top coal, transportation, supporting and shifting the support, which also has the advantages of simple structure, convenient operation, high mechanical degree and safe and reliable performances. The integrated self-shift hydraulic support effectively lightens the labor intensity of workers and improves the work environment. Meanwhile, due to the adoption of the integrated self-shift hydraulic support, the production efficiency is improved.
Description
Technical field
The utility model belongs to the support apparatus in coal mine technical field, is specifically related to a kind of high-dipping tunnel Caving Coal combined type from moving hydraulic support.
Background technology
Half-edge coal seam accounts for 4% of coal resources in China gross reserves, and it is wide to distribute, and occurrence condition is complicated, and mine quantity is many.At present, the support apparatus of its work plane mainly contains hydraulic prop, pseudo-inclination flexible shield hydraulic support and hydraulic prop for moving suspended top beam.The artificial completion leaned in the reach of hydraulic prop, and labor strength is big, poor stability, and production efficiency is low, and pillar is prone to be absorbed in the base plate.Pseudo-inclination flexible shield hydraulic support adapts to the Coal Seam Thickness Change ability, and the inclination angle changes requirement can not be too greatly.The top board area that hydraulic prop for moving suspended top beam back timber unloading back exposes is big, is prone to cause inbreak, and self-stability is poor.Thick in high-dipping-high seam horizontal fragmentation tunnel Caving Coal coal-face; Above support apparatus is because of the supporting of this kind of the limitation incompatibility work plane of self; Therefore need a kind of safe and efficient, support apparatus that mechanization degree is high,, enhance productivity to satisfy the face timbering demand.
The utility model content
The utility model is in order to solve weak point of the prior art; Provide thick in the high-dipping under a kind of coal mine-high seam horizontal fragmentation tunnel Caving Coal combined type from moving hydraulic support; Realize Caving Coal, transportation, supporting and the fully mechanized operation that moves frame; Alleviate labor strength, improve the safety of workers condition, enhance productivity.
For solving the problems of the technologies described above; The utility model adopts following technical scheme: a kind of high-dipping tunnel Caving Coal combined type is from moving hydraulic support; Comprise from front to back connecting the side arm that is provided with successively, crossing bridging beam and after-frame, said side arm, cross bridging beam and after-frame makes up setting by two groups at least side by side.
Said every group of side arm includes preceding base, expansion link, two front columns, preceding back timber, outrigger, outrigger jack, flip beam and flip beam jack; Two front columns lay respectively at before and after the expansion link; Expansion link and two front columns upper end respectively with preceding back timber lower hinge, expansion link is contained in the extrusome with preceding base one, before two front column lower ends are hinged on respectively on the base; The outrigger rear end is hinged on preceding back timber front end; Outrigger jack two ends respectively with preceding back timber and outrigger lower hinge, the left side or the right side of flip beam and preceding back timber are hinged, flip beam jack two ends respectively with preceding back timber and flip beam lower hinge.
Said every group of after-frame includes rear base, two rear columns, back back timber, quadric chain, outer side guard board, outer side guard board guide rod, the outside and protects jack, interior side guard board, interior side guard board guide rod, inboard and protect jack, tail boom, tail boom jack, plate and plate jack; Two rear columns lay respectively at before and after the quadric chain; Quadric chain and two rear columns upper end respectively with back back timber lower hinge; Quadric chain and two rear column lower ends are hinged on the rear base respectively; Back back timber interior side guard board and outside between the side guard board, interior side guard board is by the interior side guard board guide rod guiding on the side guard board in being hinged on, the inboard protect jack be hinged between side guard board and the back back timber; Outer side guard board is by the outer side guard board guide rod guiding that is hinged on the outer side guard board, and the outside is protected jack and is hinged between outer side guard board and the back back timber; Outer side guard board and interior side guard board form downward opening trench structure; The tail boom front end is hinged with the back top beam rear end, and the tail boom jack is hinged between tail boom and the rear base; Tail boom is axially arranged with slideway, and plate is contained in the slideway of tail boom, and the plate jack is hinged between tail boom and the plate.
Cross bridging beam and include and outer cross bridging beam, interiorly cross bridging beam and cross the bridging beam jack for said every group; Outer to cross the bridging beam front end hinged with preceding top beam rear end, and interior to cross the bridging beam rear end hinged with back back timber front end, and the interior bridging beam level of crossing is plugged in outer the mistake in the bridging beam and with the outer bridging beam of crossing and is slidingly connected, and crosses the bridging beam jack and cross in being hinged between bridging beam and outer the bridging beam.
Said two groups of side arms that are arranged side by side through middle spreader beam with before the horizontal jack that draws be connected, middle spreader beam both sides respectively through two have strong market potential with two before back timbers hinged, the preceding horizontal jack two ends of drawing are hinged with two extrusomes respectively.
Said two groups of after-frames that are arranged side by side connect through the horizontal jack that draws in back, and the horizontal jack two ends of drawing, back are hinged with two back back timbers respectively.
Be connected through the jack of trying to stop people from fighting each other between the after-frame in said every group of side arm and this side arm dead astern, the jack two ends of trying to stop people from fighting each other are hinged with preceding base rear end and rear base front end respectively.
Adopt technique scheme, have following beneficial effect:
(1), each parts of hydraulic support adopt modularized design, can reduce design cycle and cost of production.Complete symmetrical structure about side arm and after-frame all adopt is to adapt to the demand of hydraulic support various combination quantity.
(2), work the time combines by two groups of hydraulic supports at least, can adopt many pack supports to be used in combination according to coal seam thickness.The adjustable center distance of hydraulic support is to adapt to the demand at many pack support combinations and different span lengths.
(3), at least two group side arms closely link together through middle spreader beam and the preceding horizontal jack that draws, at least two group after-frames closely link together through the horizontal jack that draws in back, can effectively improve the whole stability of hydraulic support.
(4), outer side guard board and interior side guard board form downward opening trench structure; Increased the ability that outer side guard board and interior side guard board support rib; Make simultaneously in the fulcrum of side guard board guide rod on interior side guard board backward the back timber direction move, improved the force-bearing situation of interior side guard board and interior side guard board guide rod; Make simultaneously outer side guard board guide rod outside the fulcrum on the side guard board backward the back timber direction move, improved the force-bearing situation of outer side guard board and outer side guard board guide rod.
(5), the outer side guard board of after-poppet adopts the homonymy list to prop up point floating and supports and divide body structure, is convenient to adjust after-frame, adapts to the variation that the tunnel rib rises and falls.
(6), the preceding back timber of side arm adopt in spreader beam and the removable pin linkage that floats, and the outer side guard board of after-frame and interior side guard board adopt box and split structure design more to adapt to the variation of top board.
(7), the side arm of hydraulic support adopts with falling with moving, after-frame adopts step type to move, and three face supporting roofs are arranged when moving after-frame all the time, the roof timbering area is big, can effectively manage top board.Also can after-frame be adjusted into whole moving according to the situation of top board.
(8), opening group when drilling and blasting artificial loosening top seam operation, can be through the angle of adjustment tail boom, the rear column and the tail boom jack of protection after-frame.
(9), drag conveyor is arranged between two groups of hydraulic supports, can Caving Coal directly be carried, and reduces labour intensity, enhance productivity.
The utility model is applicable to thick and high seam horizontal fragmentation tunnel top coal caving work plane in the high-dipping, is specially adapted to seam inclination greater than 55 ° half-edge coal seam.Can realize Caving Coal, transportation, supporting, move the operation of frame full mechanization, simple in structure, easy to operate, safe and reliable, mechanization degree is high, can effectively alleviate labor strength, improves working environment, enhance productivity.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is Fig. 1 vertical view;
Fig. 3 is the left view of two groups of side arms among Fig. 1;
Fig. 4 is the left view of two groups of after-frames among Fig. 1;
Fig. 5 be among Fig. 1 A-A to partial sectional view;
Fig. 6 be among Fig. 1 B-B to partial sectional view;
Fig. 7 is the structural representation of the utility model embodiment two.
The specific embodiment
Embodiment one: like Fig. 1～shown in Figure 6; A kind of high-dipping tunnel Caving Coal combined type of the utility model is from moving hydraulic support; Comprise from front to back connecting the side arm that is provided with successively, crossing bridging beam and after-frame, said side arm, cross bridging beam and after-frame makes up setting by two groups at least side by side.
Base 1 before every group of side arm includes, expansion link 2, two front columns 3, preceding back timber 17, outrigger 21, outrigger jack 20, flip beam 18 and flip beam jack 19; Two front columns 3 lay respectively at expansion link 2 front and back; Expansion link 2 and two front column 3 upper ends respectively with preceding back timber 17 lower hinge; Expansion link 2 is contained in the extrusome 31 with preceding base 1 one; On the base 1, outrigger 21 rear ends were hinged on preceding back timber 17 front ends before two front column 3 lower ends were hinged on respectively, outrigger jack 20 two ends respectively with preceding back timber 17 and outrigger 21 lower hinge; Flip beam 18 is hinged with the left side or the right side of preceding back timber 17, flip beam jack 19 two ends respectively with preceding back timber 17 and flip beam 18 lower hinge.
Every group of after-frame includes rear base 5, two rear columns 7, back back timber 13, quadric chain 6, outer side guard board 12, outer side guard board guide rod 29, the outsides and protects jack 27, interior side guard board 22, interior side guard board guide rod 30, inboard and protect jack 28, tail boom 9, tail boom jack 8, plate 11 and plate jack 10; Two rear columns 7 lay respectively at quadric chain 6 front and back; Quadric chain 6 and two rear column 7 upper ends respectively with back back timber 13 lower hinge; Quadric chain 6 and two rear column 7 lower ends are hinged on respectively on the rear base 5; Back back timber 13 interior side guard board 22 and outside between the side guard board 12, interior side guard board 22 is by 30 guiding of the interior side guard board guide rod on the side guard board 22 in being hinged on, the inboard protect jack 28 be hinged between side guard board 22 and the back back timber 13; Outer side guard board 12 is by outer side guard board guide rod 29 guiding that are hinged on the outer side guard board 12, and the outside is protected jack 27 and is hinged between outer side guard board 12 and the back back timber 13; Outer side guard board 12 forms downward opening trench structure with interior side guard board 22; Tail boom 9 front ends are hinged with back timber 13 rear ends, back, and tail boom jack 8 is hinged between tail boom 9 and the rear base 5; Tail boom 9 is axially arranged with slideway, and plate 11 is contained in the slideway of tail boom 9, and plate jack 10 is hinged between tail boom 9 and the plate 11.
Crossing bridging beam for every group includes and outer crosses bridging beam 15, interiorly crosses bridging beam 14 and cross bridging beam jack 16; It is hinged to cross bridging beam 15 front ends and preceding back timber 17 rear ends outward; Interior bridging beam 14 rear ends excessively are hinged with back back timber 13 front ends; In cross bridging beam 14 levels and be plugged in outer the mistake in the bridging beam 15 and and be slidingly connected with the outer bridging beam 15 of crossing, cross bridging beam jack 16 and cross bridging beam 14 and outer the mistake between the bridging beam 15 in being hinged on.
Two groups of side arms that are arranged side by side through middle spreader beam 23 with before the horizontal jack 25 that draws be connected, middle spreader beam 23 both sides are hinged through two back timbers 17 of having strong market potential before 24 and two respectively, preceding horizontal jack 25 two ends of drawing are hinged with two extrusomes 31 respectively.Two groups of after-frames that are arranged side by side connect through the horizontal jack 26 that draws in back, and horizontal jack 26 two ends of drawing, back are hinged with two back back timbers 13 respectively.Be connected through the jack 4 of trying to stop people from fighting each other between the after-frame in every group of side arm and this side arm dead astern, jack 4 two ends of trying to stop people from fighting each other are hinged with preceding base 1 rear end and rear base 5 front ends respectively.
In thick in high-dipping-high seam,, divide section by certain absolute altitude.Arrange caving roadway in the section bottom along bearing, the utility model is arranged in the tunnel end.The concrete course of work may further comprise the steps:
A, the front column 3 of side arm and rear column 7 are risen, preceding back timber 17 rises supporting roofs with rear column 7, and flip beam jack 19 launches auxiliary supporting roof with flip beam about 18, below form the walkway; The inboard of after-frame is protected jack 28 and is protected jack 27 elongations with the outside; Side guard board 22 stretches out supporting tunnel rib with outer side guard board 12 in making; Before horizontally draw that jack 25 and back are horizontal draws jack 26 tensions; Make between two groups of side arms and after-frame and outer side guard board 12 fits tightly with the tunnel rib, the stability of raising hydraulic support.
B, manipulation tail boom jack 8 make tail boom 9 actions, carry out the Caving Coal operation, and plate jack 10 control plates 11 stretch and put the coal amount with control, and the chopping coarse coal.Caving Coal is directly carried through being arranged in the middle drag conveyor of two groups of hydraulic supports.
C, in the time of need moving forward; Flip beam jack 19 control flip beams 18 are regained, and two front columns 3 fall simultaneously, and back timber 17 descends before making; Promoting two side arms by mistake bridging beam jack 16 simultaneously with the jack 4 of trying to stop people from fighting each other moves forward; Two side arms rise again after moving certain distance, and supporting roof stretches out flip beam 18 again.
After d, side arm move the frame completion, control the outside earlier and protect outer side guard board 12 withdrawals of jack 27, control two rear columns 7 again a left side (right side) after-frame is descended a left side (right side) after-frame; With the side arm is the strong point; By jack 4 a pulling left side (right side) after-frame reaches of trying to stop people from fighting each other, rise after-frame, supporting roof behind the mobile certain distance; And after-frame outer side guard board 12 in a left side (right side) stretched out, move right (left side) after-frame by same order afterwards.After aforesaid operations is accomplished, horizontally after two draw jack 26 tensions that two after-frames are close to.The entire work process circulation realizes Caving Coal, transportation, supporting and moves the frame fully mechanized operation.
Embodiment two: as shown in Figure 7, be that with embodiment one difference side arm, mistake bridging beam and after-frame are arranged side by side three groups respectively.According to the width in tunnel, can adopt three groups and above holder combination to use together.
Claims (7)
1. a high-dipping tunnel Caving Coal combined type is characterized in that from moving hydraulic support: comprise from front to back connecting the side arm that is provided with successively, crossing bridging beam and after-frame, said side arm, cross bridging beam and after-frame makes up setting by two groups at least side by side.
2. a kind of high-dipping according to claim 1 tunnel Caving Coal combined type is characterized in that from moving hydraulic support: said every group of side arm includes preceding base, expansion link, two front columns, preceding back timber, outrigger, outrigger jack, flip beam and flip beam jack; Two front columns lay respectively at before and after the expansion link; Expansion link and two front columns upper end respectively with preceding back timber lower hinge, expansion link is contained in the extrusome with preceding base one, before two front column lower ends are hinged on respectively on the base; The outrigger rear end is hinged on preceding back timber front end; Outrigger jack two ends respectively with preceding back timber and outrigger lower hinge, the left side or the right side of flip beam and preceding back timber are hinged, flip beam jack two ends respectively with preceding back timber and flip beam lower hinge.
3. a kind of high-dipping according to claim 1 and 2 tunnel Caving Coal combined type is characterized in that from moving hydraulic support: said every group of after-frame includes rear base, two rear columns, back back timber, quadric chain, outer side guard board, outer side guard board guide rod, the outside and protects jack, interior side guard board, interior side guard board guide rod, inboard and protect jack, tail boom, tail boom jack, plate and plate jack; Two rear columns lay respectively at before and after the quadric chain; Quadric chain and two rear columns upper end respectively with back back timber lower hinge; Quadric chain and two rear column lower ends are hinged on the rear base respectively; Back back timber interior side guard board and outside between the side guard board, interior side guard board is by the interior side guard board guide rod guiding on the side guard board in being hinged on, the inboard protect jack be hinged between side guard board and the back back timber; Outer side guard board is by the outer side guard board guide rod guiding that is hinged on the outer side guard board, and the outside is protected jack and is hinged between outer side guard board and the back back timber; Outer side guard board and interior side guard board form downward opening trench structure; The tail boom front end is hinged with the back top beam rear end, and the tail boom jack is hinged between tail boom and the rear base; Tail boom is axially arranged with slideway, and plate is contained in the slideway of tail boom, and the plate jack is hinged between tail boom and the plate.
4. a kind of high-dipping according to claim 3 tunnel Caving Coal combined type is characterized in that from moving hydraulic support: cross bridging beam and include and outer cross bridging beam, interiorly cross bridging beam and cross the bridging beam jack for said every group; Outer to cross the bridging beam front end hinged with preceding top beam rear end, and interior to cross the bridging beam rear end hinged with back back timber front end, and the interior bridging beam level of crossing is plugged in outer the mistake in the bridging beam and with the outer bridging beam of crossing and is slidingly connected, and crosses the bridging beam jack and cross in being hinged between bridging beam and outer the bridging beam.
5. a kind of high-dipping according to claim 4 tunnel Caving Coal combined type is from moving hydraulic support; It is characterized in that: said two groups of side arms that are arranged side by side through middle spreader beam with before the horizontal jack that draws be connected; Middle spreader beam both sides are had strong market potential hinged with two preceding back timbers respectively through two, the preceding horizontal jack two ends of drawing are hinged with two extrusomes respectively.
6. a kind of high-dipping according to claim 4 tunnel Caving Coal combined type is characterized in that from moving hydraulic support: said two groups of after-frames that are arranged side by side connect through the horizontal jack that draws in back, and the horizontal jack two ends of drawing, back are hinged with two back back timbers respectively.
7. a kind of high-dipping according to claim 4 tunnel Caving Coal combined type is from moving hydraulic support; It is characterized in that: be connected through the jack of trying to stop people from fighting each other between the after-frame in said every group of side arm and this side arm dead astern, the jack two ends of trying to stop people from fighting each other are hinged with preceding base rear end and rear base front end respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202812000U CN202220614U (en) | 2011-08-04 | 2011-08-04 | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202812000U CN202220614U (en) | 2011-08-04 | 2011-08-04 | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway |
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| Publication Number | Publication Date |
|---|---|
| CN202220614U true CN202220614U (en) | 2012-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202812000U Expired - Fee Related CN202220614U (en) | 2011-08-04 | 2011-08-04 | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway |
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| CN (1) | CN202220614U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251789A (en) * | 2011-08-04 | 2011-11-23 | 中平能化集团机械制造有限公司 | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway |
| CN103032089A (en) * | 2012-12-21 | 2013-04-10 | 山西潞安矿业(集团)有限责任公司 | Triangular area hydraulic support top protection device on upper end of large-inclination-angle working surface |
| CN105019930A (en) * | 2015-07-02 | 2015-11-04 | 平煤神马机械装备集团河南矿机有限公司 | Mining hydraulic support assembly platform |
| CN107916949A (en) * | 2017-12-22 | 2018-04-17 | 兖矿东华重工有限公司 | A kind of face end hydraulic support |
| CN108756984A (en) * | 2018-07-03 | 2018-11-06 | 唐忠义 | Advance timbering and erosion control advance timbering system |
-
2011
- 2011-08-04 CN CN2011202812000U patent/CN202220614U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251789A (en) * | 2011-08-04 | 2011-11-23 | 中平能化集团机械制造有限公司 | Integrated self-shift hydraulic support for placing top coal in steeply inclined roadway |
| CN103032089A (en) * | 2012-12-21 | 2013-04-10 | 山西潞安矿业(集团)有限责任公司 | Triangular area hydraulic support top protection device on upper end of large-inclination-angle working surface |
| CN103032089B (en) * | 2012-12-21 | 2014-12-17 | 中国矿业大学 | Triangular area hydraulic support top protection device on upper end of large-inclination-angle working surface |
| CN105019930A (en) * | 2015-07-02 | 2015-11-04 | 平煤神马机械装备集团河南矿机有限公司 | Mining hydraulic support assembly platform |
| CN105019930B (en) * | 2015-07-02 | 2017-03-08 | 平煤神马机械装备集团河南矿机有限公司 | A kind of mine hydraulic bracket assembly platform |
| CN107916949A (en) * | 2017-12-22 | 2018-04-17 | 兖矿东华重工有限公司 | A kind of face end hydraulic support |
| CN108756984A (en) * | 2018-07-03 | 2018-11-06 | 唐忠义 | Advance timbering and erosion control advance timbering system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20160804 |