CN102168571A - Basic bracket for filing support - Google Patents
Basic bracket for filing support Download PDFInfo
- Publication number
- CN102168571A CN102168571A CN2010101138966A CN201010113896A CN102168571A CN 102168571 A CN102168571 A CN 102168571A CN 2010101138966 A CN2010101138966 A CN 2010101138966A CN 201010113896 A CN201010113896 A CN 201010113896A CN 102168571 A CN102168571 A CN 102168571A
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- back timber
- hinged
- support
- base
- jack
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Abstract
A basic bracket for filling support comprises a wall support, a top beam, a vertical column, a four-bar linkage mechanism, a base, an upper baffle and a lower baffle, wherein the hydraulic bracket is further provided with a rear top beam; the front end of the rear top beam, the back end of the top beam and the upper end of an upper connecting rod are hinged together by a pin shaft; the upper end of the upper baffle is hinged at the middle part of the rear top beam; an upper baffle jack is hinged between the rear top beam and the upper baffle; the lower end of the lower baffle is hinged with the back end of the base; and a lower baffle jack is hinged between the base and the lower baffle. In the basic bracket for filling support, the positions of the upper baffle and the lower baffle are respectively adjusted and controled by jacks, so that the inclining angles of the upper and lower baffles are adjusted conveniently during the filling procedure, and the filling effect is improved; the front end of the rear top beam, the back end of the top beam and the upper end of the connecting rod are hinged together by the pin shaft, so as to form a structure with three hinging points which are superposed; when the top beam or the rear top beam are lifted in a swinging manner, the upper connecting rod is not moved, so that the stability of the support bracket is ensured, and the problem of roof caving or waste rock leaking is avoided.
Description
Technical field
The present invention relates to comprehensive mechanical coal mining face timbering equipment under the coal mine, particularly hydraulic support specifically is the basic support of a kind of filling and support.
Background technology
In short supply along with the energy, the quickening day by day of coal in China exploitation paces, increasing mine is faced with the resource exhaustion problem, is to solve " three times " to press the coal problem.China presses coal by adopting multiple technologies measure liberation " three times " such as traditional band exploitation, resettlement village, filling mining, improves coal mining rate.But along with the increase of mining depth, the raising of the increase of village migration cost and filling technique technological level, the filling mining technology has become flourish gesture.At present, backfilling goaf generally uses hydraulic filling, filling-up pneumatically.Hydraulic filling need be set up one and be overlapped independently drainage system, and equipment is many, investment is big, technical sophistication, travel fatigue are big, is difficult to promote the use of.Also have to adopt and grind the stone backfilling goaf, it need carry spoil haulage device and a large amount of spoils, and goaf filling is unreal, and top board has certain deflection.Have yet and adopt high water or concrete to carry out filling, the similar concrete of high water does not need to ram after being filled into the goaf, and its filling effect is better.The goaf need be separated into the zonule when adopting high water and concrete filling and carry out filling.China utility model patent " roadside packing rear pattern plate support " (January 24 2007 applying date, January 2 2008 notice of authorization day, notice of authorization CN200999613Y) manual discloses a kind of hydraulic support, it is provided with overhead gage and lower baffle plate between back timber and base, its lower baffle plate is sheathed on overhead gage inside, and lower baffle plate is articulated on the base, and overhead gage is articulated on the tail boom, lower baffle plate is as a face treating fill area, to keep the good tunnel of prior pick on when filling.But because overhead gage and lower baffle plate link together in this support, be not easy to regulate separately the angle of inclination of upper and lower baffle plate, and upper and lower baffle plate can not open it along the support fore-and-aft direction, and the staff enters and treats the fill area inspection if desired, and is then inconvenient; Its back timber middle part is hinged with last connecting rod, also can drive connecting rod and move when swing lifting back timber, is unfavorable for keeping the rock-steady structure of support, and the problem that roof caving very easily takes place or leak cash is brought the production safety accident.
Summary of the invention
The object of the present invention is to provide the basic support of a kind of filling and support, the basic support of described this filling and support will solve filling support in the prior art and be not easy to regulate separately the angle of inclination of upper and lower baffle plate to improve filling effect, and when swing lifting back timber, also can drive connecting rod and move the technical problem that roof caving very easily takes place or leak cash.
The objective of the invention is to be achieved through the following technical solutions: comprise wall supporting, back timber, column, four-bar mechanism, base, overhead gage and lower baffle plate, be hinged with front rod and back link on the base, the upper end of last connecting rod is articulated on the back timber, last connecting rod, front rod, the mutually hinged formation quadric chain of back link and base, wherein, this hydraulic support also is provided with the back back timber, back back timber front end, top beam rear end and last small end are hinged by a bearing pin, be provided with rear column between back back timber middle part and the base, the overhead gage upper end is articulated in back timber middle part, back, be hinged with the overhead gage jack between back back timber and the overhead gage, the lower baffle plate lower end is articulated in base rear end, be hinged with the lower baffle plate jack between base and the lower baffle plate, the height sum of overhead gage and lower baffle plate is less than or equal to the minimum constructive height of back back timber.
Also be hinged with an adjusting jack at the back timber rear portion with back back timber lower front.
Be provided with the rubber-like steel spring plate between the top of back timber and back back timber, this steel spring plate one end is fixed, and the other end is slidably connection along fore-and-aft direction.
Be arranged with plate in the described overhead gage, be provided with sliding pair between plate and the overhead gage, be hinged with the plate jack between plate and the overhead gage.
The built-in extensible canopy that is provided with of described back timber front end edge fore-and-aft direction, be provided with sliding pair between extensible canopy and the back timber, be provided with the extensible canopy jack between extensible canopy and the back timber, wall supporting is articulated in the extensible canopy front end, below, back timber middle part is fixed with supporting plate, is hinged with the wall supporting jack between wall supporting and the supporting plate.
The lower baffle plate lower end is connected with base by two pin joints.
Described base adopts band gap bridge easy opened high strength casing welded construction, is provided with the passing framework between the base crotch and passes jack, and it is hinged with the passing framework to pass jack one end, and it is hinged to pass the jack other end and base.
Overhead gage adopts plate muscle welded construction, and following side shield adopts high strength casing welded construction.
The present invention compares with prior art, and its effect is actively with tangible.The basic support of this filling and support is hinged with overhead gage on the back timber of back, on base, be hinged with lower baffle plate, can make upper and lower baffle plate contact a side that constitutes fill area by overhead gage jack and lower baffle plate jack, normally several groups of these basic supports side by side, together the goaf is surrounded a zonule and be provided with barrier support in both sides, pour into high water or concrete then and implement the filling operation, treat that high water or concrete strength reach requirement after, just movable supporting frame propulsioning face; Because overhead gage and lower baffle plate are regulated and control its position by jack respectively, therefore in stowing operation, can regulate the angle of inclination of upper and lower baffle plate easily, to improve filling effect; Simultaneously, back back timber front end, top beam rear end and last small end are hinged by a bearing pin, form the structure that three pin joints overlap, and when swing lifting back timber or back back timber connecting rod are moved, guarantee the stable of this support frame, the problem of avoiding that roof caving takes place or leaking cash.Between back timber and back back timber, be provided with the adjusting jack, can strengthen the stability between back timber and the back back timber on the one hand, can regulate the angle of swinging between back timber and the back back timber on the other hand, be convenient to adjust the attitude of back timber and back back timber.Between the top of back timber and back back timber, be provided with the rubber-like steel spring plate, this steel spring plate one end is fixed, the other end is slidably connection along fore-and-aft direction, adopt the anti-cash structure of steel spring plate, the space occurs between back timber and the back back timber before preventing, can prevent effectively that spoil from falling from the space between back timber, the back back timber.Is provided with plate by the plate jack in the overhead gage, after the back back timber raises, plate is stretched out with lower baffle plate contact the formation baffle plate, stop charges, be convenient to the enforcement of filling.The back timber front end is provided with extensible canopy, supporting scope that can expanded stent.
Description of drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is the vertical view of base of the present invention.
Fig. 3 is the bar linkage structure schematic diagram of going up of the present invention.
The specific embodiment
The present invention is described in further detail by embodiment below in conjunction with accompanying drawing.
As Fig. 1, Fig. 2 and shown in Figure 3, in the present embodiment, comprise wall supporting 1, back timber 3, column 18, four-bar mechanism, base 15, overhead gage 8 and lower baffle plate 16, be hinged with front rod 13 and back link 14 on the base 15, the upper end of last connecting rod 12 is articulated on the back timber 3, last connecting rod 12, front rod 13, back link 14 and base 15 mutually hinged formation quadric chains, last connecting rod 12, front rod 13 and back link 14 all adopt high strength casing welded construction, wherein to go up connecting rod 12 be Y-shaped and have the skylight, its upper end is hinged with back timber and back back timber, two branches in lower end with before, back link is hinged, and can observe the goaf better by the skylight and fill situation; The built-in extensible canopy 4 that is provided with of described back timber 3 front end edge fore-and-aft directions, be provided with sliding pair between extensible canopy and the back timber, be provided with extensible canopy jack 5 between extensible canopy 4 and the back timber 3, wall supporting 1 is articulated in extensible canopy 4 front ends, below, back timber 3 middle parts is fixed with supporting plate 6, be hinged with wall supporting jack 2 between wall supporting 1 and the supporting plate 6, extensible canopy 4 and wall supporting 1 are set, supporting scope that can expanded stent; This hydraulic support also is provided with back back timber 7, back back timber 7 front ends, back timber 3 rear ends and last connecting rod 12 upper ends are hinged by a bearing pin, be provided with rear column 181 between back back timber 7 middle parts and the base 15, overhead gage 8 upper ends are articulated in back timber 7 middle parts, back, be hinged with overhead gage jack 9 between back back timber 7 and the overhead gage 8, lower baffle plate 16 lower ends are articulated in base 15 rear ends, the lower baffle plate lower end is connected with base by two pin joints, be hinged with lower baffle plate jack 17 between base 15 and the lower baffle plate 16, be arranged with plate 10 in the described overhead gage 8, be provided with sliding pair between plate and the overhead gage, be hinged with plate jack (not drawing among the figure) between plate 10 and the overhead gage 8; Overhead gage is vertical state during use, lower baffle plate can suitably tilt, the height sum of overhead gage 8 and lower baffle plate 16 is less than the minimum constructive height of back back timber 7, the residing height of back timber (minimum constructive height of rear column is 2 meters in the present embodiment) after just rear column drops to when minimum, because the height sum of overhead gage 8 and lower baffle plate 16 is less than the minimum constructive height of back back timber 7, therefore when filling, make overhead gage be hard straight state, lower baffle plate can be determined its angle as required, and by the plate jack plate is stretched out the formation baffle plate that contacts with lower baffle plate; Overhead gage 8 adopts plate muscle welded construction, and following side shield 16 adopts high strength casing welded construction.When the back back timber raises, can control the plate jack and make slotting stretching out contact a template that constitutes fill area with lower baffle plate 16, be convenient to the enforcement of filling operation.Also be hinged with an adjusting jack 19 at back timber 3 rear portions with back back timber 7 lower front,, regulate and keep the attitude of back timber, back back timber to regulate the relative angle between back timber and the back back timber.Between the top of back timber 3 and back back timber 7, be provided with rubber-like steel spring plate 22, these steel spring plate 22 1 ends are fixed on the back timber, the back timber front end is provided with the groove that prolongs along fore-and-aft direction in the back, steel spring plate 22 other ends along fore-and-aft direction for being located at slidably in this groove, when back timber, after back timber swing relatively, steel spring plate 22 is connected with the back back timber with preceding back timber all the time, avoids the gap occurring between back timber, the back back timber, prevents that spoil from falling.Described base 15 adopts band gap bridge easy opened high strength casing welded construction, is provided with passing framework 20 between base 15 crotch and passes jack 21, and it is hinged with the passing framework to pass jack one end, and it is hinged to pass the jack other end and base.
During concrete work, lower baffle plate with overhead gage on the back timber behind a plurality of these supports that are arranged side by side and base is that template constitutes template, on another kind of filling and support bulkhead bracket side, following side shield and goaf are together, to need the goaf demarcation strip of filling to be closed with the zone, formed fill area, and then inject by the hole of pipeline by the Φ 200mm on the side shield on the bulkhead bracket and to fill slurry (high water or concrete), thereby realized the filling function, treat just can pushing and sliding move frame after charges intensity reaches requirement, carry out the exploitation supporting of a upper/lower positions, and filling, realize that the supporting filling is integrated.Adopt this support to carry out filling, do not need the reinforcement mechanism compacting, and filling effect is good, the efficient height.
Because overhead gage and lower baffle plate are regulated and control its position by jack respectively, therefore in stowing operation, can regulate the angle of inclination of upper and lower baffle plate easily, to improve filling effect; Simultaneously, back back timber front end, top beam rear end and last small end are hinged by a bearing pin, form the structure that three pin joints overlap, and when swing lifting back timber or back back timber connecting rod are moved, guarantee the stable of this support frame, the problem of avoiding that roof caving takes place or leaking cash.
Except such scheme, the relation of the height of overhead gage and following side shield and back back timber minimum constructive height, as long as the height of overhead gage and lower baffle plate and the minimum constructive height that is less than or equal to the back back timber, if the minimum constructive height adjustment of support, then the height of overhead gage and following retaining is also answered corresponding adjustment, so that realize the effect of baffle plate when filling; On can also go up the I type absolute construction that connecting rod is set to H type structure or is positioned at the left and right sides, at this moment front and rear connecting rods can be set to symmetrical two groups, every group upper end is hinged with the bottom of last connecting rod one side respectively, every group lower end respectively and the base both sides between the column be hinged, can realize the convenient purpose that the compacting situation is filled in the goaf of observing equally; Can also be set to directly be fixed on the tail boom by supporting plate; Steel spring plate between the top of back timber and back back timber, this steel spring plate also can the rear end be fixed on the back timber of back, front end be located at the back timber top along in the chute of fore-and-aft direction.
Claims (8)
1. basic support of filling and support, comprise wall supporting, back timber, column, four-bar mechanism, base, overhead gage and lower baffle plate, be hinged with front rod and back link on the base, the upper end of last connecting rod is articulated on the back timber, last connecting rod, front rod, the mutually hinged formation quadric chain of back link and base, it is characterized in that: this hydraulic support also is provided with the back back timber, back back timber front end, top beam rear end and last small end are hinged by a bearing pin, be provided with rear column between back back timber middle part and the base, the overhead gage upper end is articulated in back timber middle part, back, be hinged with the overhead gage jack between back back timber and the overhead gage, the lower baffle plate lower end is articulated in base rear end, be hinged with the lower baffle plate jack between base and the lower baffle plate, the height sum of overhead gage and lower baffle plate is less than or equal to the minimum constructive height of back back timber.
2. the basic support of filling and support as claimed in claim 1 is characterized in that: also be hinged with an adjusting jack at the back timber rear portion with back back timber lower front.
3. the basic support of filling and support as claimed in claim 1 is characterized in that: be provided with the rubber-like steel spring plate between the top of back timber and back back timber, this steel spring plate one end is fixed, and the other end is slidably connection along fore-and-aft direction.
4. the basic support of filling and support as claimed in claim 1 is characterized in that: be arranged with plate in the described overhead gage, be provided with sliding pair between plate and the overhead gage, be hinged with the plate jack between plate and the overhead gage.
5. as claim 1 or 2 or the 3 or 4 basic supports of described filling and support, it is characterized in that: the built-in extensible canopy that is provided with of described back timber front end edge fore-and-aft direction, be provided with sliding pair between extensible canopy and the back timber, be provided with the extensible canopy jack between extensible canopy and the back timber, wall supporting is articulated in the extensible canopy front end, below, back timber middle part is fixed with supporting plate, is hinged with the wall supporting jack between wall supporting and the supporting plate.
6. as claim 1 or 2 or the 3 or 4 basic supports of described filling and support, it is characterized in that: the lower baffle plate lower end is connected with base by two pin joints.
7. as claim 1 or 2 or the 3 or 4 basic supports of described filling and support, it is characterized in that: described base adopts band gap bridge easy opened high strength casing welded construction, be provided with between the base crotch and pass framework and pass jack, it is hinged with the passing framework to pass jack one end, and it is hinged to pass the jack other end and base.
8. as claim 1 or 2 or the 3 or 4 basic supports of described filling and support, it is characterized in that: overhead gage adopts plate muscle welded construction, and following side shield adopts high strength casing welded construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101138966A CN102168571A (en) | 2010-02-25 | 2010-02-25 | Basic bracket for filing support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101138966A CN102168571A (en) | 2010-02-25 | 2010-02-25 | Basic bracket for filing support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102168571A true CN102168571A (en) | 2011-08-31 |
Family
ID=44489870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101138966A Pending CN102168571A (en) | 2010-02-25 | 2010-02-25 | Basic bracket for filing support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102168571A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797488A (en) * | 2012-09-11 | 2012-11-28 | 郑州四维机电设备制造有限公司 | Hydraulic support filled with bag-type clapboard |
| CN102926781A (en) * | 2012-10-22 | 2013-02-13 | 天地科技股份有限公司 | Timbering device of inverse connecting rod mechanism for gob-side entry retaining |
| CN102996150A (en) * | 2011-09-16 | 2013-03-27 | 淮南矿业(集团)有限责任公司 | Gangue stopping device |
| CN103104274A (en) * | 2012-11-29 | 2013-05-15 | 郑州四维机电设备制造有限公司 | Front top beam multi-step-pitch filling hydraulic support |
| CN110005460A (en) * | 2019-04-22 | 2019-07-12 | 太原理工大学 | One kind connecing top building block filling hydraulic support and its application method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU486135A1 (en) * | 1972-12-07 | 1975-09-30 | Узловский машиностроительный завод им.И.И.Федунца | Mechanized roof support |
| DE2921671A1 (en) * | 1979-05-29 | 1980-12-04 | Ruhrkohle Ag | Mine working hydraulic shield support unit - has rear cap extending roof cap and swivelling on backfilling side |
| CN200999614Y (en) * | 2007-01-24 | 2008-01-02 | 沈阳天安矿山机械科技有限公司 | Roadside filling side falsework |
| CN201025053Y (en) * | 2007-03-29 | 2008-02-20 | 天地科技股份有限公司 | Hydraulic pressure supporter for exploration filling on coal mine working ground |
| CN201306176Y (en) * | 2008-12-09 | 2009-09-09 | 郑州四维机电设备制造有限公司 | Filling and supporting hydraulic support with compaction mechanism |
| CN201381867Y (en) * | 2008-12-19 | 2010-01-13 | 河北天择重型机械有限公司 | Filling-type hydraulic support |
| CN201661308U (en) * | 2010-02-25 | 2010-12-01 | 郑州四维机电设备制造有限公司 | Basic stand of filling support |
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2010
- 2010-02-25 CN CN2010101138966A patent/CN102168571A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU486135A1 (en) * | 1972-12-07 | 1975-09-30 | Узловский машиностроительный завод им.И.И.Федунца | Mechanized roof support |
| DE2921671A1 (en) * | 1979-05-29 | 1980-12-04 | Ruhrkohle Ag | Mine working hydraulic shield support unit - has rear cap extending roof cap and swivelling on backfilling side |
| CN200999614Y (en) * | 2007-01-24 | 2008-01-02 | 沈阳天安矿山机械科技有限公司 | Roadside filling side falsework |
| CN201025053Y (en) * | 2007-03-29 | 2008-02-20 | 天地科技股份有限公司 | Hydraulic pressure supporter for exploration filling on coal mine working ground |
| CN201306176Y (en) * | 2008-12-09 | 2009-09-09 | 郑州四维机电设备制造有限公司 | Filling and supporting hydraulic support with compaction mechanism |
| CN201381867Y (en) * | 2008-12-19 | 2010-01-13 | 河北天择重型机械有限公司 | Filling-type hydraulic support |
| CN201661308U (en) * | 2010-02-25 | 2010-12-01 | 郑州四维机电设备制造有限公司 | Basic stand of filling support |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102996150A (en) * | 2011-09-16 | 2013-03-27 | 淮南矿业(集团)有限责任公司 | Gangue stopping device |
| CN102797488A (en) * | 2012-09-11 | 2012-11-28 | 郑州四维机电设备制造有限公司 | Hydraulic support filled with bag-type clapboard |
| CN102926781A (en) * | 2012-10-22 | 2013-02-13 | 天地科技股份有限公司 | Timbering device of inverse connecting rod mechanism for gob-side entry retaining |
| CN102926781B (en) * | 2012-10-22 | 2016-03-02 | 天地科技股份有限公司 | The anti-linkage support apparatus of a kind of gob side entry retaining |
| CN103104274A (en) * | 2012-11-29 | 2013-05-15 | 郑州四维机电设备制造有限公司 | Front top beam multi-step-pitch filling hydraulic support |
| CN103104274B (en) * | 2012-11-29 | 2016-03-23 | 卡特彼勒（郑州）有限公司 | Before a kind of, back timber multi-pace fills hydraulic support |
| CN110005460A (en) * | 2019-04-22 | 2019-07-12 | 太原理工大学 | One kind connecing top building block filling hydraulic support and its application method |
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Application publication date: 20110831 |