CN201381864Y - Split-type front and rear end head hydraulic support - Google Patents
Split-type front and rear end head hydraulic support Download PDFInfo
- Publication number
- CN201381864Y CN201381864Y CN200920089285U CN200920089285U CN201381864Y CN 201381864 Y CN201381864 Y CN 201381864Y CN 200920089285 U CN200920089285 U CN 200920089285U CN 200920089285 U CN200920089285 U CN 200920089285U CN 201381864 Y CN201381864 Y CN 201381864Y
- Authority
- CN
- China
- Prior art keywords
- side arm
- frame
- bases
- beams
- rear frame
- Prior art date
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model discloses a split-type front and rear end head hydraulic support, comprising a rear frame and a front frame, wherein, the rear frame comprises two rear frame bases arranged in parallel and two rear frame top beams arranged above the two rear frame bases and corresponding to the two rear frame bases, and telescopic rear frame hydraulic columns are arranged between the rear frame bases and the rear frame top beams; the front frame comprises two front frame bases extended out of the two rear frame bases and two front frame top beams extended out of the two rear frame top beams, and telescopic front frame hydraulic columns are arranged between the front frame bases and the front frame top beams; the two rear frame top beams are sequentially connected with cover beams and tail beams by pin shafts, the tail beams are respectively hinged with the two rear frame bases by two connecting rods, and tail beam jacks are respectively arranged between the tail beams and the connecting rods; the front frame top beams are hinged with the rear frame top beams together by set beams with telescopic beams, and telescopic beam jacks are arranged between the telescopic beams and the set beams; and the front frame bases are combined with the rear frame bases together by shifting jacks.
Description
Technical field
The utility model relates to hydraulic support, especially relates to a kind of split type front and rear end hydraulic support that can move forward and advance elevating conveyor and conveyer head automatically.
Background technology
Hydraulic support is the prerequisite support apparatus of underground work, along with improving constantly of down-hole mechanical extracting level, to effectively isolate the goaf, to be strictly on guard against that to operation interval spoil enters, the following top board of crossheading and work plane junction is carried out more efficiently supporting, and this is just more and more higher to the requirement of each side such as the intensity of hydraulic support, flexibility, supporting safety.
The utility model content
The purpose of this utility model is to provide a kind of supporting stable, esy to use, safe and reliable split type front and rear end hydraulic support.
For achieving the above object, the utility model can be taked following technical proposals:
Split type front and rear end hydraulic support described in the utility model, comprise after-frame and side arm, described after-frame comprises two after-frame bases and the side disposed thereon two after-frame back timbers corresponding with it that be arranged in parallel, is provided with telescopic after-frame hydraulic vertical prop between described after-frame base and after-frame back timber; Described side arm comprises from the extended two side arm bases of two after-frame bases with from the extended two side arm back timbers of two after-frame back timbers, be provided with telescopic side arm hydraulic vertical prop between described side arm base and side arm back timber; It is characterized in that: be connected with caving shield and tail boom in turn by bearing pin on described two after-frame back timbers, described tail boom is hinged with two after-frame bases respectively by two connecting rods, is respectively arranged with the tail boom jack between described tail boom and connecting rod; Be articulated as one by the cover beam that has extensible canopy between described side arm back timber and the after-frame back timber, between described extensible canopy and cover beam, be provided with the extensible canopy jack; Be combined as a whole by passing jack between described side arm base and the after-frame base.
The front end of described side arm back timber is provided with outrigger, is provided with the outrigger jack between described side arm back timber and the outrigger.
Be provided with guide peg between described side arm back timber and the side arm base, the upper end of described guide peg is connected with the side arm back timber by bearing pin, and the lower end places in the sleeve of side arm base.Along with the lifting of column, guide peg is lifting in sleeve, further guarantees column inclination in any direction, thereby has guaranteed the stability of side arm.
Be provided with between the described two side arm back timbers and transfer the frame jack, about two side arm back timbers by bearing pin with transfer the frame jack hinged, about frame respectively forward pushing and sliding or about frame keep the whole machine balancing of side arm respectively during lifting column at any time.
Described telescopic after-frame hydraulic vertical prop and telescopic side arm hydraulic vertical prop are respectively two pairs, for after-frame and side arm stability provide further guarantee.
Advantage of the present utility model is to be connected with caving shield and tail boom in turn by bearing pin on described two after-frame back timbers, described tail boom is hinged with two after-frame bases respectively by two connecting rods, between described tail boom and connecting rod, be respectively arranged with the tail boom jack, guaranteed the after-frame stability of split up and down, the Synchronization Control of frame about having realized, the separate form for side arm provides stable guarantee simultaneously; Be articulated as one by the cover beam that has extensible canopy between described side arm back timber and the after-frame back timber, between described extensible canopy and cover beam, be provided with the extensible canopy jack, can realize the different working depth of support front and back frame supporting simultaneously, the balance of column differing heights before and after ensureing; Be combined as a whole by passing jack between described side arm base and the after-frame base, passing jack and extensible canopy jack move simultaneously during work, and the reach of the side arm back timber of frame and side arm base is synchronous about assurance, to realize synchronous pushing and sliding and to move frame.The utility model is simple in structure, and frame independently is controlled before and after can realizing, about frame independently control, and independently control control with integral body in, guarantee stablizing of support at any time, easy to use, safe and reliable.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is that Figure 1A-A is to schematic diagram.
Fig. 3 is that Figure 1B-B is to schematic diagram.
The specific embodiment
As shown in the figure, split type front and rear end hydraulic support described in the utility model, comprise after-frame and side arm, described after-frame comprises two after-frame bases 1 and the side disposed thereon two after-frame back timbers 2 corresponding with it that be arranged in parallel, is provided with four telescopic after-frame hydraulic vertical props 3 between described after-frame base 1 and after-frame back timber 2; On described two after-frame back timbers 2, be connected with whole caving shield 7 and whole tail boom 8 in turn by bearing pin, described whole tail boom 8 by two connecting rods 9,10 respectively and two after-frame bases 4 be hinged, between described whole tail boom 8 and connecting rod 9,10, be respectively arranged with tail boom jack 11,12, after-frame back timber 2, caving shield 7, connecting rod 9,10 and after-frame base 4 constitute a stable quadric chain, guaranteed the after-frame stability of split up and down, the Synchronization Control of frame about realization is that the separate form of side arm improves further stability guarantee simultaneously; Described side arm comprises from the extended forward two side arm bases 4 of two after-frame bases 1 with from the extended forward two side arm back timbers 5 of two after-frame back timbers 2, between described side arm base 4 and side arm back timber 5, be provided with four telescopic side arm hydraulic vertical props 6, with a guide peg 19, the upper end of described guide peg 19 is connected with side arm back timber 5 by bearing pin, the lower end places in the sleeve of side arm base 4, when hydraulic vertical prop 6 liftings, guide peg 19 is lifting arbitrarily under the cage guiding effect, further guarantee column inclination in any direction, thereby guarantee the stability of side arm; Be articulated as one by the cover beam 14 that has extensible canopy 13 between described side arm back timber 5 and the after-frame back timber 2, between described extensible canopy 13 and cover beam 14, be provided with extensible canopy jack 15, can realize the different working depth of support front and back frame supporting simultaneously, the balance of column differing heights before and after guaranteeing; Described side arm base 4 is hinged with connection seat 21 by jointed shaft, be combined as a whole by passing jack 16 and after-frame base 1, pass jack 16 and extensible canopy jack 15 and move simultaneously, the side arm back timber 5 of frame and 4 reaches of side arm base is synchronous about assurance, to realize synchronous pushing and sliding and to move frame; The front end of described side arm back timber 5 is provided with outrigger 17, is provided with outrigger jack 18 between described side arm back timber 5 and the outrigger 17; Be provided with between the described two side arm back timbers 5 and transfer frame jack 20, about two side arm back timbers 5 by bearing pin with transfer frame jack 20 hinged, about frame respectively forward pushing and sliding or about frame keep the whole machine balancing of side arm respectively during lifting column at any time.
Claims (5)
1, a kind of split type front and rear end hydraulic support, comprise after-frame and side arm, described after-frame comprises two after-frame bases (1) and the side disposed thereon two after-frame back timbers (2) corresponding with it that be arranged in parallel, is provided with telescopic after-frame hydraulic vertical prop (3) between described after-frame base (1) and after-frame back timber (2); Described side arm comprises from the extended two side arm bases (4) of two after-frame bases (1) with from the extended two side arm back timbers (5) of two after-frame back timbers (2), be provided with telescopic side arm hydraulic vertical prop (6) between described side arm base (4) and side arm back timber (5); It is characterized in that: go up at described two after-frame back timbers (2) and be connected with caving shield (7) and tail boom (8) in turn by bearing pin, described tail boom (8) is hinged with two after-frame bases (4) respectively by two connecting rods (9,10), is respectively arranged with tail boom jack (11,12) between described tail boom (8) and connecting rod (9,10); Be articulated as one by the cover beam (14) that has extensible canopy (13) between described side arm back timber (5) and the after-frame back timber (2), between described extensible canopy (13) He Taoliang (14), be provided with extensible canopy jack (15); Be combined as a whole by passing jack (16) between described side arm base (4) and the after-frame base (1).
2, split type front and rear end hydraulic support according to claim 1, it is characterized in that: the front end of described side arm back timber (5) is provided with outrigger (17), is provided with outrigger jack (18) between described side arm back timber (5) and the outrigger (17).
3, split type front and rear end hydraulic support according to claim 1, it is characterized in that: be provided with guide peg (19) between described side arm back timber (5) and the side arm base (4), the upper end of described guide peg (19) is connected with side arm back timber (5) by bearing pin, and the lower end places in the sleeve of side arm base (4).
4, split type front and rear end hydraulic support according to claim 1 is characterized in that: be provided with between the described two side arm back timbers (5) and transfer frame jack (20).
5, split type front and rear end hydraulic support according to claim 1 is characterized in that: described telescopic after-frame hydraulic vertical prop (3) and telescopic side arm hydraulic vertical prop (6) are respectively two pairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920089285U CN201381864Y (en) | 2009-03-31 | 2009-03-31 | Split-type front and rear end head hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920089285U CN201381864Y (en) | 2009-03-31 | 2009-03-31 | Split-type front and rear end head hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201381864Y true CN201381864Y (en) | 2010-01-13 |
Family
ID=41525341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920089285U Expired - Fee Related CN201381864Y (en) | 2009-03-31 | 2009-03-31 | Split-type front and rear end head hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201381864Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207003A (en) * | 2010-03-31 | 2011-10-05 | 三一重型装备有限公司 | Advance support bracket set special for conveyor gateway on fully-mechanized coal mining working surface |
| CN102383817A (en) * | 2011-10-13 | 2012-03-21 | 兖州煤业股份有限公司 | Hydraulic bracket for top coal discharging in low position |
| CN102678153A (en) * | 2012-05-31 | 2012-09-19 | 山西东华机械有限公司 | Self-moving follow-up end support |
| CN103883337A (en) * | 2014-03-24 | 2014-06-25 | 神华集团有限责任公司 | Fan-shaped section supporting hydraulic support of fully-mechanized coal mining retracement working face |
| CN105221175A (en) * | 2015-10-12 | 2016-01-06 | 山东科技大学 | A kind of automatic moving type end hydraulic support based on parallel institution and application thereof |
-
2009
- 2009-03-31 CN CN200920089285U patent/CN201381864Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207003A (en) * | 2010-03-31 | 2011-10-05 | 三一重型装备有限公司 | Advance support bracket set special for conveyor gateway on fully-mechanized coal mining working surface |
| CN102383817A (en) * | 2011-10-13 | 2012-03-21 | 兖州煤业股份有限公司 | Hydraulic bracket for top coal discharging in low position |
| CN102383817B (en) * | 2011-10-13 | 2014-03-12 | 兖州煤业股份有限公司 | Hydraulic bracket for top coal discharging in low position |
| CN102678153A (en) * | 2012-05-31 | 2012-09-19 | 山西东华机械有限公司 | Self-moving follow-up end support |
| CN103883337A (en) * | 2014-03-24 | 2014-06-25 | 神华集团有限责任公司 | Fan-shaped section supporting hydraulic support of fully-mechanized coal mining retracement working face |
| CN105221175A (en) * | 2015-10-12 | 2016-01-06 | 山东科技大学 | A kind of automatic moving type end hydraulic support based on parallel institution and application thereof |
| WO2017063370A1 (en) * | 2015-10-12 | 2017-04-20 | 山东科技大学 | Self-moving hydraulic end-face support based on parallel mechanism and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103452574B (en) | Auxiliary bracket moving device of circular self-moving advance support | |
| CN201381864Y (en) | Split-type front and rear end head hydraulic support | |
| CN105221175A (en) | A kind of automatic moving type end hydraulic support based on parallel institution and application thereof | |
| CN205047241U (en) | Tunnel quick travel formula advance support support | |
| CN102094664B (en) | Hydraulic bracket for end of comprehensive mechanized filling coal face | |
| CN101440711A (en) | Large extraction high caving roof coal hydraulic support | |
| CN105060130A (en) | Roadway advanced self-moving type supporting hoisting machine | |
| CN203412606U (en) | Spider type hydraulic bracket in parallel working of coal mining and filling | |
| CN104695996A (en) | Full loading self-moving anti-toppling and anti-slipping hydraulic support | |
| CN201090231Y (en) | Supporting association hydraulic support for coal face | |
| CN201209457Y (en) | Oblique top tunnel advanced support transversal moving forward support | |
| CN203383843U (en) | Thin coal seam filling and coal mining bracket | |
| CN202745906U (en) | Circulatory advancing forepoling | |
| CN205591951U (en) | Strut leading section of actual mining roadway from moving formula hydraulic equipment | |
| CN202645610U (en) | Hydraulic support and engineering machinery | |
| CN203008944U (en) | Comprehensive fore support for excavation head | |
| CN203655331U (en) | Hydraulic support for coal mine paste mining with filling | |
| CN203603946U (en) | Electrohydraulic-control large-working-resistance four-column top coal caving support | |
| CN202215273U (en) | Front-arranged single oscillating bar type end hydraulic support | |
| CN205638511U (en) | Support is strutted in pit to lightweight | |
| CN201314238Y (en) | Great mining height hydraulic bracket for top coal caving | |
| CN109139073A (en) | A kind of compound lift bottom passage advanced stand device | |
| CN108087010A (en) | A kind of Full-mechanized mining working face ended support push unit | |
| CN210564602U (en) | Split type hydraulic support for ultra-thin coal seam | |
| CN202628150U (en) | Self-moving type follow-up end bracket |
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 |
Granted publication date: 20100113 Termination date: 20160331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |