CN203925556U - Circulating driving immediate support device - Google Patents
Circulating driving immediate support device Download PDFInfo
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- CN203925556U CN203925556U CN201420203277.XU CN201420203277U CN203925556U CN 203925556 U CN203925556 U CN 203925556U CN 201420203277 U CN201420203277 U CN 201420203277U CN 203925556 U CN203925556 U CN 203925556U
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- 230000005641 tunneling Effects 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 238000005553 drilling Methods 0.000 description 4
- 238000005065 mining Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a kind of circulating driving immediate support device, comprise walking mechanism, slipping mechanism, independent support mechanism: the support unit arranging along tunnelling direction front and back; The front of chopped-off head support unit and support unit are connected with front spy longeron and network protecting liquid cylinder pressure, and the lower end of front spy longeron is connected with front spy crossbeam and hydraulic vertical prop; Tail level support unit is provided with and moves stand, and the rear of tail level support unit is provided with rear hinged crossbeam and corresponding hydraulic vertical prop, moves between stand and rear hinged crossbeam and is provided with slippage hydraulic jack; Each support unit comprises the hinged crossbeam of support, and the hinged crossbeam of each support below is provided with support post, is provided with the interior slide bar, the slideway that run through the first support unit along tunnelling direction; Each support unit is provided with parallel hydraulic jack.Its compact conformation, can step-by-step movement automatic moving frame, have advantages of that operating efficiency is high, time saving and energy saving.
Description
Technical field
The invention relates to a kind of circulating driving immediate support device.
Background technology
Along with coal-mining technique develops rapidly, coal mining production progressively realizes mechanization, automation, and practical experience both domestic and external shows for many years, and coal roadway rock anchoring support has significant superiority.In tunnelling work progress, the efficiency of mechanical drivage is higher, and the support speed in tunnel but lags behind driving speed far away,
Existing parallel operations can not meet the demands, and the one, mechanization degree is very low, needs a large amount of manpowers, has caused production efficiency low, the bad phenomenon that cost is high;
The 2nd,, existing parallel operations are all single movements, can not realize automatic step and move frame.
In the pit mining in current mining, especially colliery, the excavation operation in tunnel is the prerequisite of every other operation.The supporting problem of driving face is puzzlement driving safety and improves the technical barrier singly entering.Along with the comprehensive mechanized development machine common use of (being called for short " fully-mechanized digging machine "), more traditional " drilling and blasting " operating type of efficiency of tunnelling has had large increase.But because top board after tunnelling can not get supporting timely and effectively, often can cause top board casualty accident.The domestic temporary lining form generally using is at present altered pipe forestope and is replaced supporting and adds two kinds of forms of crossbeam.But all there is certain defect in these two kinds of forms, when still existing empty top operation in short-term and using temporary lining, must stop the problem of excavation operation, alternately supporting adds crossbeam has damage, affects drivage efficiency top board.Therefore develop a kind of support apparatus and realize driving face circulation driving temporary lining continuously, guarantee driving face safety in production, significantly provide driving single
Entering is current headwork problem demanding prompt solution.
Summary of the invention
The object of the invention is to provide a kind of circulating driving immediate support devices and methods therefor, compared with prior art, its compact conformation, can step-by-step movement automatic moving frame, what effectively solved that prior art exists in use can not connect continuously top or connect the problem of top ability, has advantages of that operating efficiency is high, time saving and energy saving.
For achieving the above object, the technical program is as follows:
A kind of circulating driving immediate support device, comprises the multistage independent support unit arranging along tunnelling direction front and back; The front of chopped-off head independent support unit is along being provided with successively the hinged crossbeam of the first front spy, the hinged crossbeam of the second front spy and the column of supporting connection separately before and after tunneling direction; Rear, tail level independent support unit is along being provided with successively the first rear hinged crossbeam, the second rear hinged crossbeam and the column of supporting connection separately before and after tunneling direction; Described independent support unit comprises telescopic supporting traverse and is connected supporting column with telescopic supporting traverse end; Be provided with at least one slideway that at least runs through independent support unit, on slideway, slide and be provided with the stand that moves for carrying independent support unit.
Further, the hinged crossbeam of the first front spy and the second rear hinged crossbeam are slidably arranged in that on slideway, (slip setting herein refers to that the hinged crossbeam of the first front spy and the second rear hinged crossbeam can slide on slideway, can pass through auxiliary body, require as long as can meet to slide); The hinged crossbeam of the second front spy and the first rear hinged crossbeam are fixedly connected on slideway.
Further, move between stand and the first or second rear hinged crossbeam or supporting column and be provided with slippage hydraulic jack.Can preferably be connected with the second hinged crossbeam, not get rid of above-mentioned another two kinds of modes.
Further, on the hinged crossbeam of the first front spy, the hinged crossbeam of the second front spy, be provided with separately the first front spy longeron group and the second front spy longeron group, the not conllinear of vertical projection of the first front spy longeron group and the second front spy longeron group.
Further, the front end of the hinged longeron of each front spy of the described hinged crossbeam group of front spy is hinged with front spy balance arm, is provided with protecting wire net jack, one end of protecting wire net jack and front spy crossbeam are hinged, the other end and outrigger hinged.
Further, described slideway is provided with two, is positioned at the inner side of independent support unit, and and independent support unit inside between reserve retraction distance, each slideway is provided with 1 synchronous stand that moves.
Further, move stand and be provided with upper and lower stretching device, move stand upper end and be provided with the groove corresponding with supporting hinged crossbeam.
Further, in the hinged crossbeam of described the one or two front spy, the one or two rear hinged crossbeam and telescopic supporting traverse, at least telescopic supporting traverse is (for to conform to drift section planform, change adjustable with drift section planform,) it comprises the middle girder that is positioned at middle part, inside have the big or small handing-over hydraulic jack of adjustable arch, in middle girder two ends, slided and be provided with end carriage by inner beam hydraulic jack, the lower end of end carriage is connected with column by parallel hydraulic jack.
Further, between the second described rear hinged crossbeam and the hinged crossbeam of the first front spy and slideway, be arranged with slide bar, be provided with passing hydraulic jack in slide bar, its one end and slideway are hinged, the hinged crossbeam of the other end.
Circulating driving immediate support method,
A, when after development machine drilling depth one row, the column of the hinged crossbeam of the first front spy and the second rear hinged crossbeam two belows is packed up, advancing jack drives the hinged crossbeam of the first front spy and the second rear hinged crossbeam to be advanced to and meets head on, supporting again;
B, drive and move stand with slippage hydraulic jack, move stand and accept the independent support unit of afterbody: the pillar of independent support at the corresponding levels unit is packed up, retractable support crossbeam inside contracts;
C, pack up the column on the hinged crossbeam of the second front spy and the first rear hinged crossbeam, stretch out passing hydraulic cylinder, the hinged crossbeam of the second front spy, the first rear hinged crossbeam one, slideway and protocercal tail level independent support unit move forward simultaneously, the forefront of independent support unit, the rear of the hinged crossbeam of the second front spy are delivered to in protocercal tail level independent support unit, become new chopped-off head support unit, then column is to floor.
Operating principle and the course of work of the invention are as follows:
The invention mainly comprises following assembly:
Multistage independent support unit, each independent support unit comprises the hinged crossbeam of the support that can stretch and supporting column, like this, each independent support unit pack up, support hinged crossbeam at column and shrink after smaller volume, can be from straightway boring below the independent support unit in its front;
Be provided with slideway, on slideway, be provided with and move stand, move stand upper surface and be provided with groove, be used for carrying independent support unit, independent support unit can be by moving stand in the enterprising line slip of slideway like this, and for improving mechanization, moving stand can promote by slippage hydraulic jack.
For moving stand, the invention is provided with thereon and moves stand hydraulic jack, can will be moved on stand and be carried by oil cylinder, after the hinged crossbeam of corresponding bearing support, falls again, ensures to support hinged crossbeam and accurately enters into and move in stand.
Along the tunneling direction in tunnel, before being provided with two, the front of multistage independent support unit visits hinged crossbeam, rear hinged crossbeam after being provided with two, wherein the hinged crossbeam of the second front spy is fixedly connected with slideway with the first rear hinged crossbeam, and the hinged crossbeam of the first front spy and the second rear hinged crossbeam are slidably arranged in slideway by interior slide bar, passing hydraulic jack; Like this, can be at the hinged crossbeam of the second front spy and the first rear hinged crossbeam under the state in supporting, loosen after the hinged crossbeam of the first front spy and the second rear hinged crossbeam, then can be by interior slide bar, pass the hinged crossbeam of the first front spy and the second rear hinged crossbeam after hydraulic jack makes to loosen and move forward a step, again make its supporting after moving one's steps; Make again the hinged crossbeam of the second front spy and the first rear hinged crossbeam loosen, then reclaim and pass hydraulic jack, thereby the hinged crossbeam of the second front spy, the first rear hinged crossbeam, one, slideway are advanced, so repeatedly.
Simultaneously, in order to realize the supporting in tunneling process, before being provided with, visit longeron group on the hinged crossbeam of two front spies, before two groups, visiting longeron is crisscross arranged, the i.e. not conllinear of vertical projection of the first front spy longeron group and the second front spy longeron group, realize: when 1, front spy crossbeam replaces supporting, can not exert an influence each other; 2,, at the hinged front spy balance arm in the front of front spy longeron, become driving and become placement protecting wire net.
The invention is provided with parallel hydraulic cylinders between column and crossbeam, can repair like this angle of column by parallel hydraulic cylinders, and the portion of side that can more fit tightly tunnel that is reaches the object of wall supporting; Secondly also can make column vertical by parallel hydraulic cylinders, be convenient to move the stand hinged crossbeam of support of corresponding carrying independent support unit accurately.
To sum up:
Network protecting liquid cylinder pressure, the one or two front spy longeron, the hinged crossbeam of the one or two front spy, interior slide bar, slideway, supporting column, slippage hydraulic cylinder, hinged crossbeam, slippage hydraulic jack formation walking mechanism after first and second;
Move stand, slippage hydraulic jack, move stand hydraulic jack form slipping mechanism,
Hydraulic vertical prop, support hinged crossbeam, connect top hydraulic cylinder, stringer, parallel hydraulic cylinders, inner beam, inner beam hydraulic jack, handing-over hydraulic jack independent support mechanism.
Use principle: walking mechanism can stretch walking, alternately connect the function such as top, anchor net laying extension, the column specification on all crossbeams can be chosen as required.
A, when after development machine drilling depth one row, the column of the hinged crossbeam of the first front spy and the second rear hinged crossbeam two belows is packed up, advancing jack drives independent support unit to be advanced to and meets head on, anchor net laying is hung supporting again;
B, drive and move stand with slippage hydraulic jack, move stand and accept the independent support unit of afterbody: the pillar of independent support at the corresponding levels unit is packed up, retractable support crossbeam inside contracts;
C, pack up the column on the hinged crossbeam of the second front spy and the first rear hinged crossbeam, stretch out passing hydraulic cylinder, the hinged crossbeam of the second front spy, the first rear hinged crossbeam one, slideway and protocercal tail level independent support unit move forward simultaneously, the forefront of independent support unit, the rear of the hinged crossbeam of the second front spy are delivered to in protocercal tail level independent support unit, become new chopped-off head support unit, then column is to floor.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the application, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing;
Fig. 1 is the main TV structure schematic diagram of the invention;
Fig. 2 be the invention overlook TV structure schematic diagram;
Fig. 3 is the initial schematic diagram of the walking of the invention;
Fig. 4 is that the hinged crossbeam of the first front spy of the invention and the second rear hinged crossbeam and afterbody independent support unit move forward rear structural representation;
Fig. 5 is structural representation after supporting again after the hinged crossbeam of the front spy of the invention second and the first rear hinged crossbeam and afterbody independent support unit move forward;
Fig. 6 is the A-A view of Fig. 1;
Fig. 7 is the hinged crossbeam rising of the front spy of Fig. 6 second support figure;
Fig. 8 be independent support unit through time cross sectional representation;
Fig. 9 is the I enlarged drawing of Fig. 1;
Figure 10 is the D enlarged drawing of Fig. 1;
In figure: 1 network protecting liquid cylinder pressure, 2 first front spy longerons, 3 second front spy longerons, the hinged crossbeam of 4 first front spy, the hinged crossbeam of 5 second front spy, 6 interior slide bars, 7 slideways, 8 columns, 9 support hinged crossbeam, 10 connect top hydraulic cylinder, 11 stringers, 12 bases, 13 parallel hydraulic cylinders, 14 pass hydraulic cylinder, 15 move stand, 16 rear hinged crossbeams one, 17 slippage hydraulic jacks, 18 rear hinged crossbeams two, 19 control valves, 20 small footprint, 21 inner beams, 22 inner beam hydraulic jacks, 23 handing-over hydraulic jacks, 24 move stand hydraulic jack.
Detailed description of the invention
The correlation technique content of not addressing below all can adopt or use for reference prior art.
In order to make those skilled in the art person understand better the technical scheme in the application, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiment.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all should belong to the scope of the application's protection.
As shown in Figure 1-2, a kind of circulating driving immediate support device, comprises the independent support unit setting gradually along tunnelling direction front and back; The independent support unit of the present embodiment is provided with 8, can certainly choose as required, is not limited to 8.
This each independent support unit comprises the hinged crossbeam 9(explanation of telescopic support that is positioned at upper end: Nei Yan tunnel, this area bearing of trend is for longitudinally, and vertical direction is horizontal), support hinged column 8 and the base 12 of being provided with in two ends of hinged crossbeam 9.And in order to strengthen support effect, be provided with stringer 11 and connect top hydraulic cylinder 10 along tunnel bearing of trend is hinged in support hinged crossbeam 9 both sides, connecing top hydraulic cylinder 10 one end and stringer 11 hinged, the other end is hinged with the hinged crossbeam 9 of support.
Along tunnelling direction, the front of chopped-off head independent support unit is provided with the hinged crossbeam 4 of the first front spy and the hinged crossbeam 5 of the second front spy successively.The bottom, two ends of the hinged crossbeam of each front spy is respectively hinged with a column and small footprint 20, on the hinged crossbeam of each front spy, be fixed with front spy longeron group along tunnelling direction: the first front spy longeron group 2 and the second front spy longeron group 3, before being fixed with three on the hinged crossbeam of each front spy in the present embodiment, visit longeron, before two groups, visit the interlaced setting of longeron, that is to say that the vertical projections of visiting longerons before two groups do not overlap or overlapping, both are independent of each other by ascending/decending; The front end of each front spy longeron is hinged with an outrigger 25 and protecting wire net jack 1, and one end of protecting wire net jack 1 and the hinged other end of front spy longeron and outrigger 25 are hinged; Shown in Fig. 6-7.
Along tunnelling direction, the rear of tail level independent support unit is provided with the second rear hinged crossbeam 18 and the first rear hinged crossbeam 16 successively, is positioned at the second rear hinged crossbeam 18 fronts along the rear hinged crossbeam 16 of tunnel bearing of trend first.
Be provided with slideway 7, slideway 7 is through independent support unit, on slideway 7, slide to be provided with and move stand 15, move stand 15 and carry independently support unit for correspondence, then carry by slideway 7, therefore the quantity of slideway can be set to that one or two are even multiple, and the present embodiment is provided with two square steel type slideways, each slideway 7 is synchronously provided with one and moves stand 15, and the two ends of each slideway 7 are fixed with the hinged crossbeam 5 of the second front spy, the first rear hinged crossbeam 16 respectively; The hinged crossbeam 4 of the first front spy and the second rear hinged crossbeam 18 are slidably arranged on slideway 7, the present embodiment adopts following sliding type: the both ends of slideway 7 are respectively arranged with an interior slide bar 6, be provided with and pass hydraulic jack 14, the one end of passing hydraulic jack 14 is hinged on slideway 7, the rear hinged crossbeam 18 of the hinged respectively corresponding hinged crossbeam 4 or the second of hinged the first front spy of the other end.
Rear hinged crossbeam and move between stand and be provided with slippage jack 17, slippage jack 17 one end can be hinged on the first or second rear hinged crossbeam; The present embodiment moves with two that stand is corresponding is provided with two synchronous slippage jack, and one end of two slippage jack is hinged on the second rear hinged crossbeam, the other end and each self-corresponding to move stand hinged.
The upper end of two slip bases 15 is provided with the groove corresponding with supporting hinged crossbeam, slip base is provided with and moves stand hydraulic jack 24, moving under the drive of stand hydraulic jack 24, slip base groove can upwards rise, and makes groove to carry and to hold and supports hinged crossbeam.
Except supporting hinged crossbeam, the hinged crossbeam of two front spies, two rear hinged crossbeams can be also telescopic structures; In the present embodiment, three kinds of crossbeams are all the arc telescopic structures coordinating with tunnel, and stretch mode is as follows, and it comprises the middle girder that is positioned at middle part, in middle girder two ends, slided and be provided with interior end carriage 21 by inner beam hydraulic jack 22, the lower end of interior end carriage 21 is connected with column by parallel hydraulic jack 13.
That is to say:
Inner beam hydraulic jack 22: slided and be provided with end carriage by inner beam hydraulic jack 22 in middle girder two ends, the lower end of end carriage connects 13 by parallel hydraulic jack has column mainly to regulate tunnel width;
Handing-over hydraulic jack 23: be positioned at the middle girder at middle part, the size of adjustable arch, adapts to different cross-section shape of roadways.
By above-mentioned stretch mode, the interior end carriage at crossbeam two ends can reclaim in middle girder, coordinate and pack up after corresponding column, the overall structure of crossbeam diminishes, therefore can move on stand to front slide, in order to ensure the shrink space of crossbeam, two above-mentioned slideways can not be close to the medial surface setting of column or crossbeam, must reserve the extendable room of crossbeam.
By control valve 19 is set, circulating driving immediate support step is as follows, shown in Fig. 3-5:
A, when after development machine drilling depth one row, the column of the hinged crossbeam of the first front spy and the second rear hinged crossbeam below is packed up;
B, with slippage hydraulic jack drive move stand to tail level independent support unit, to move stand jack upwards extends, upwards make groove correspondence accept the retractable support crossbeam of the independent support unit of afterbody (tail level) with moving stand, then pack up, make the retractable support crossbeam of independent support at the corresponding levels unit to inside contract on the pillar of independent support at the corresponding levels unit, shown in Fig. 8, then move stand jack and reclaim;
C, to fluid injection in advancing jack, make that two advancing jacks are synchronous to be driven the hinged crossbeam of the first front spy and the second rear hinged crossbeam to move forward to meet head on, then make its supporting again;
D, pack up the column on the hinged crossbeam of the second front spy and the first rear hinged crossbeam, passing under hydraulic cylinder drives, the hinged crossbeam of the second front spy and the first rear hinged crossbeam travel forward into position, make its supporting;
E, stretch out slippage hydraulic jack the hinged crossbeam of the second front spy back is delivered to in protocercal tail level independent support unit, fluid injection makes its supporting again, and now protocercal tail level independent support unit becomes new chopped-off head independent support unit;
In above-mentioned step, can adopt the step of A to E, also AB can be put upside down (BACDE); Also BC can be put upside down (ACBDE); Also can be ACDBE, even other reasonable combination; The above method of moving one's steps and above-mentioned step do not have substantial difference, and what should be considered as originally moving one's steps be equal to replacement;
Above-mentioned propulsion method is more flexible, can select as required the distance of propelling, especially selects the advance distance of independent support unit; Can certainly adopt homochronous distance type, following mode:
By the second rear hinged crossbeam and the hinged crossbeam synchronizing moving of the first front spy, again after supporting; Then by utilize slippage hydraulic jack by tail level independent support unit be pushed to chopped-off head independent support unit under, and then push ahead the first rear hinged crossbeam and the hinged crossbeam of the second front spy, now can drive protocercal tail level independent support unit to move forward, and then again its fluid injection being formed to new chopped-off head supporting, this mode of pushing can ensure pushing apart from pushing apart from consistent with the second rear hinged crossbeam, the hinged crossbeam of the first front spy of independent support unit.
In progradation, if changing, tunnel width can drive inner beam 21 to adjust with inner beam hydraulic jack 22, rising column 8 makes the hinged crossbeam 4,18 in front and back connect top, shrink network protecting liquid force feed 1 cylinder 2 front spy longeron one bottoms are hung over anchor net and steel band paving on 2 front spy longerons, then stretch out network protecting liquid cylinder pressure 1 and make anchor net and steel band connect the shape of pushing up and meeting top board section.
In the present embodiment, in advancing jack and slippage jack articulated manner, it can be hinged on above-mentioned corresponding crossbeam; also can be hinged on corresponding column; should think that it is a kind of equivalents, can not produce substantial impact, should be considered as in the invention protection domain.
The above is only the application's preferred embodiment, makes those skilled in the art can understand or realize the application.To be apparent to one skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the case of not departing from the application's spirit or scope, realize in other embodiments.Therefore, the application will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a circulating driving immediate support device, is characterized in that: comprise the multistage independent support unit arranging along tunnelling direction front and back; The front of chopped-off head independent support unit is along being provided with successively the hinged crossbeam of the first front spy, the hinged crossbeam of the second front spy and the column of supporting connection separately before and after tunneling direction; Rear, tail level independent support unit is along being provided with successively the first rear hinged crossbeam, the second rear hinged crossbeam and the column of supporting connection separately before and after tunneling direction; Described independent support unit comprises telescopic supporting traverse and is connected supporting column with telescopic supporting traverse end; Be provided with at least one slideway that at least runs through independent support unit, on slideway, slide and be provided with the stand that moves for carrying independent support unit.
2. circulating driving immediate support device according to claim 1, is characterized in that: the hinged crossbeam of the first front spy and the second rear hinged crossbeam are slidably arranged on slideway; The hinged crossbeam of the second front spy and the first rear hinged crossbeam are fixedly connected on slideway.
3. circulating driving immediate support device according to claim 1, is characterized in that: move between stand and the first or second rear hinged crossbeam or supporting column and be provided with slippage hydraulic jack.
4. circulating driving immediate support device according to claim 1 and 2, it is characterized in that: on the hinged crossbeam of the first front spy, the hinged crossbeam of the second front spy, be provided with separately the first front spy longeron group and the second front spy longeron group, the not conllinear of vertical projection of the first front spy longeron group and the second front spy longeron group.
5. circulating driving immediate support device according to claim 4, it is characterized in that: the front end of the hinged longeron of each front spy of the described hinged crossbeam group of front spy is hinged with front spy balance arm, be provided with protecting wire net jack, one end of protecting wire net jack and front spy crossbeam are hinged, the other end and outrigger hinged.
6. circulating driving immediate support device according to claim 1, it is characterized in that: described slideway is provided with two, be positioned at the inner side of independent support unit, and and independent support unit inside between reserve retraction distance, each slideway is provided with 1 synchronous stand that moves.
7. according to the circulating driving immediate support device described in claim 1 or 6, it is characterized in that: move stand and be provided with upper and lower stretching device, move stand upper end and be provided with the groove corresponding with supporting hinged crossbeam.
8. circulating driving immediate support device according to claim 1, it is characterized in that: in the hinged crossbeam of described the one or two front spy, the one or two rear hinged crossbeam and telescopic supporting traverse, at least telescopic supporting traverse, it comprises the middle girder that is positioned at middle part, inside there is the big or small handing-over hydraulic jack of adjustable arch, in middle girder two ends, slided and be provided with end carriage by inner beam hydraulic jack, the lower end of end carriage is connected with column by parallel hydraulic jack.
9. circulating driving immediate support device according to claim 1, it is characterized in that: between the second described rear hinged crossbeam and the hinged crossbeam of the first front spy and slideway, be arranged with slide bar, in slide bar, be provided with passing hydraulic jack, its one end and slideway are hinged, the hinged crossbeam of the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420203277.XU CN203925556U (en) | 2014-04-24 | 2014-04-24 | Circulating driving immediate support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420203277.XU CN203925556U (en) | 2014-04-24 | 2014-04-24 | Circulating driving immediate support device |
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| CN203925556U true CN203925556U (en) | 2014-11-05 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993898A (en) * | 2014-04-24 | 2014-08-20 | 泰安百益机械有限公司 | Circulating tunneling immediate support device and method |
| CN106703853A (en) * | 2016-12-30 | 2017-05-24 | 中国煤炭科工集团太原研究院有限公司 | Repeated-free-support temporary support equipment |
| CN106771050A (en) * | 2016-11-15 | 2017-05-31 | 重庆大学 | The three-dimensional analog simulation experiment excavation system support system of three-dimensional loading |
| CN114165272A (en) * | 2021-12-09 | 2022-03-11 | 徐州天能矿山机械有限责任公司 | Pillar circulating forward moving frame |
-
2014
- 2014-04-24 CN CN201420203277.XU patent/CN203925556U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993898A (en) * | 2014-04-24 | 2014-08-20 | 泰安百益机械有限公司 | Circulating tunneling immediate support device and method |
| CN106771050A (en) * | 2016-11-15 | 2017-05-31 | 重庆大学 | The three-dimensional analog simulation experiment excavation system support system of three-dimensional loading |
| CN106703853A (en) * | 2016-12-30 | 2017-05-24 | 中国煤炭科工集团太原研究院有限公司 | Repeated-free-support temporary support equipment |
| CN114165272A (en) * | 2021-12-09 | 2022-03-11 | 徐州天能矿山机械有限责任公司 | Pillar circulating forward moving frame |
| CN114165272B (en) * | 2021-12-09 | 2023-09-15 | 徐州天能矿山机械有限责任公司 | Support post circulation forward moving frame |
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