CN205047241U - Tunnel quick travel formula advance support support - Google Patents
Tunnel quick travel formula advance support support Download PDFInfo
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- CN205047241U CN205047241U CN201520754157.3U CN201520754157U CN205047241U CN 205047241 U CN205047241 U CN 205047241U CN 201520754157 U CN201520754157 U CN 201520754157U CN 205047241 U CN205047241 U CN 205047241U
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- back timber
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Abstract
Tunnel quick travel formula advance support support belongs to that mining machinery makes and the application technique field, has solved prior art and has moved the every group support of an in -process and all need pass, try to stop people from fighting each other apart from what advance support existed the tunnel is longer, move the frame slowly, the inefficiency, influence working face coal mining progress scheduling problem. The utility model discloses a back timber, base and elevating system, its characteristics are the back timber comprises chopped -off head back timber and the secondary back timber of a plurality of, is provided with a supporting beam respectively at the both ends of secondary back timber and the rear end of chopped -off head back timber, the base comprises chopped -off head base and the secondary base of a plurality of, an articulated pneumatic cylinder that moves between adjacent base. The utility model discloses compact structure struts and moves steadily, and is easy and simple to handle, in the required safe pedestrian space, realizes the quick mechanized advance support who supports in succession to being close to back production working face end roof in the tunnel in guaranteeing the tunnel.
Description
Technical field
The utility model belongs to mining machinery manufacture and applied technical field, relate to a kind of advanced stand device for stope safety work in mining, particularly relate to a kind of for while normal working face mining operation, carry out the advance support in tunnel near stope end in tunnel, and the tunnel Quick-moving type advance support rack that can advance with working face mining.
Background technology
The supporting in fully-mechanized mining working tunnel mainly adopts U-shaped steel, i iron metallic support, the mode of anchor pole, anchor net and other combined supportings, along with the continuous propelling of coal-face, the reach of the advanced section pressure in tunnel, therefore need to export advanced section at work plane and carry out strengthening supporting.In the stope of coal mines operation of modern fully-mechanized mining, the situation that the advanced pressure of ubiquity is larger, if can not effective support, not only affects work plane coal mining efficiency, and may cause larger security incident; According to the regulation of the corresponding code of country, within the scope of ahead work face 20 meters, strengthening supporting must be carried out.Lame advanced supporting is exactly to prevent ahead work face bearing pressure and the along inclined direction support pattern that uses of the superposition of bearing pressure and the deformation of the surrounding rock in tunnel caused, movement, destruction.
At present, there is limitation in the traditional approach carrying out lame advanced supporting for hydraulic prop complexed metal articulated roof beam, and by a large amount of practices and the exchange of technology with mining area, have and use forepoling hydraulic support to carry out the supporting of the advanced section in tunnel in roadway workface, report to replace the patent of traditional support pattern, as: publication number is the Chinese patent " a kind of coal mine down-hole splited articulated look ahead supporting support " of CN101182780A, notification number is the Chinese patent " Straddle type leading support for coal mine comprehensive coal mining haulage drift " of CN2828315Y, notification number is the Chinese patent " Combined forepoling rack for comprehensive mining return " of CN2833112Y, notification number is the Chinese patent " coal mine work area crossheading forepoling hydraulic support " of CN200952403Y and notification number is the patents such as the Chinese patent " the lame advanced supporting rack group of inclined roof panels " of CN201190570Y.Also have the present inventor once for prior art Problems existing, the notification number of earlier application is the Chinese patent " lame advanced supporting rack " of CN200985799Y, notification number is the patents such as the Chinese patent " tunnel ahead support stent " of CN201386567Y.The advance support rack that the dependence of these patent notes above-mentioned moves frame hydraulic cylinder push-and-pull movement is by some groups 5 mostly, before the carrier unit of 6 meters long, rear layout is formed, manually operate hydraulic control valve group carry out support take a step move frame, realize the mechanization of coal-face lame advanced supporting, but for carrying out the tunnel growing distance advance support, all need each group of advance support rack to fall frame successively because moving frame at every turn, push bracket, try to stop people from fighting each other, rise frame one time, so walking slowly, easily there is the phenomenon such as support tilt and holding, poor with coal-winning machine coal cutting matching, exist and affect work plane coal mining progress, operating efficiency is low waits deficiency, therefore, the structure of existing lame advanced supporting rack and moving manner lack applicability.
Utility model content
For prior art Problems existing, the utility model provides a kind of tunnel Quick-moving type advance support rack, this advance support rack solves prior art, and to the supporting that tunnel longer distance advance support exists, to move frame slow, efficiency is low, poor with coal-winning machine coal cutting matching, affect the problems such as work plane coal mining progress, its compact conformation, reasonable in design, supporting is with mobile stable, simple to operation, safe and reliable, while guaranteeing safe pedestrian space required in tunnel, realize the mechanization advance support supported continuously fast near stope end top board in tunnel.
To achieve these goals, the utility model adopts following technical scheme: a kind of tunnel Quick-moving type advance support rack, comprise back timber, base and elevating mechanism, described elevating mechanism is made up of the hydraulic vertical prop be hinged between back timber and base and Multistage plug-in connecting rod type guiding mechanism; Be characterized in that described back timber is made up of chopped-off head back timber and several secondary back timbers, be respectively arranged with brace summer in the rear end of the two ends of secondary back timber and chopped-off head back timber, between brace summer and back timber, be hinged with brace summer hydraulic cylinder; Described base is made up of chopped-off head base and several secondary bases, is hinged with moves frame hydraulic cylinder between the adjacent pans that front and back are arranged by Connection Block.
Described Multistage plug-in connecting rod type guiding mechanism is made up of guide rod casing, secondary fairlead and described chopped-off head base or secondary base, the top of guide rod casing and the middle part of described chopped-off head back timber or secondary back timber hinged, insert bottom it in secondary fairlead, and insert together in described chopped-off head base or secondary base with secondary fairlead.
Skirting board is hinged with by skirting board hydraulic cylinder in the both sides of described back timber.
Described advance support rack is set to two groups, is hinged with the anti-down hydraulic cylinder of back timber between two back timbers be arranged in juxtaposition, and is hinged with the anti-down hydraulic cylinder of base between two bases be arranged in juxtaposition.
The beneficial effects of the utility model:
Adopt by back timber, base due to the utility model and be hinged on the advance support rack that the elevating mechanism between back timber and base forms, carry out the advance support of tunnel near stope end, and by moving the interoperation of the brace summer that frame hydraulic cylinder and back timber are arranged, realize the quick movement of advance support rack, so its compact conformation, reasonable in design, supporting is with mobile stable, simple to operation, safe and reliable.
In addition, because the utility model adopts Multistage plug-in connecting rod type guiding mechanism to replace traditional quadric chain, with the lifting structure of hydraulic vertical prop composition advance support rack, make the advance support rack length designed shorter, small volume, lighter in weight, is convenient to the quick movement realized in advance operation process, meet the equipment mounting, commissioning and maintenance condition of fully-mechanized mining working, the tunnel condition of down-hole actual mining faciostenosis can be adapted to.Therefore, the utility model solves prior art and all needs to pass, try to stop people from fighting each other to the every pack support in frame process that moves that tunnel longer distance advance support exists, move that frame is slow, efficiency is low, affect the problems such as work plane coal mining progress, the mechanization advance support that can support fast continuously stope end top board close in tunnel according to different geological conditions and cross-section shape of roadway realization, guarantees that the safe high-yield and high-efficiency of work plane is produced.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of a kind of tunnel of the present utility model Quick-moving type advance support rack;
Fig. 2 is the structural representation of bottom part in Fig. 1;
Fig. 3 is the A direction view of Fig. 1;
In figure: 1-chopped-off head back timber, 2-guide rod casing, 3-secondary fairlead, 4-hydraulic vertical prop, 5-brace summer, 6-brace summer hydraulic cylinder, 7-level back timber, 8-moves frame hydraulic cylinder, 9-level base, 10-chopped-off head base, the anti-down hydraulic cylinder of 11-base, 12-Connection Block, the anti-down hydraulic cylinder of 13-back timber, 14-skirting board, 15-skirting board hydraulic cylinder, 16-Multistage plug-in connecting rod type guiding mechanism.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in FIG. 1 to 3, a kind of tunnel Quick-moving type advance support rack, comprise back timber, base and elevating mechanism, described elevating mechanism is made up of the hydraulic vertical prop 4 be hinged between back timber and base and Multistage plug-in connecting rod type guiding mechanism 16, wherein, Multistage plug-in connecting rod type guiding mechanism 16 adopts the applicant of technology maturation in the basic structure of first patent (notification number is the Chinese patent " Multistage plug-in connecting rod type filling hydraulic support " of CN201982127U), that is: by guide rod casing 2, secondary fairlead 3 and described chopped-off head base 10 or secondary base 9 form, the top of guide rod casing 2 and the middle part of described chopped-off head back timber 1 or secondary back timber 7 hinged, insert in secondary fairlead 3 bottom it, and insert in described chopped-off head base 10 or secondary base 9 together with secondary fairlead 3, in order to make that the advance support rack length designed is short, volume is little, lightweight, be convenient to the quick movement in advance process, the utility model adopts Multistage plug-in connecting rod type guiding mechanism 16 to carry out alternative traditional quadric chain, forms the elevating mechanism of advance support rack with hydraulic vertical prop 4 together.Described back timber is made up of chopped-off head back timber 1 and several secondary back timbers 7, is respectively arranged with brace summer 5, is hinged with brace summer hydraulic cylinder 6 between brace summer 5 and back timber at the two ends of secondary back timber 7 and the rear end of chopped-off head back timber 1; Described base is made up of chopped-off head base 10 and several secondary bases 9, is hinged with moves frame hydraulic cylinder 8 between the adjacent pans that front and back are arranged by Connection Block 12.Skirting board 14 is hinged with by skirting board hydraulic cylinder 15 in the both sides of described back timber.
In the present embodiment, described advance support rack is set to two groups, often arranges a chopped-off head back timber 1 and a chopped-off head base 10 in group, and three secondary back timbers 7 and three secondary bases 9; Be hinged with between two back timbers be arranged in juxtaposition between the anti-down hydraulic cylinder of back timber 13, two bases be arranged in juxtaposition and be hinged with the anti-down hydraulic cylinder 11 of base.Form one group of chopped-off head advance support rack by arranged side by side two chopped-off head back timbers 1 and two chopped-off head bases 10 and elevating mechanism, by the secondary back timber of three couple arranged side by side 7 and 3, three groups of secondary advance support racks are formed to secondary base 9 and elevating mechanism.Chopped-off head advance support rack is arranged on the front end of the quick mobile supporting section of lame advanced supporting, and the rear portion of chopped-off head advance support rack arranges three groups of secondary advance support racks.
Below in conjunction with accompanying drawing, a use procedure of the present utility model is described.
As shown in FIG. 1 to 3, during use, chopped-off head advance support rack is arranged in movement fast need be carried out in tunnel advance support section front end near the local of stope end, with forward and backward, its front portion then arranges that the advance support rack of the some groups of routines formed is connected, and arrange the supporting that three groups of secondary advance support racks carry out tunnel at the rear portion of chopped-off head advance support rack.Acquiescence original state is: hydraulic vertical prop 4 rises, and supports chopped-off head back timber 1 and secondary back timber 7 respectively; Brace summer hydraulic cylinder 6, move frame hydraulic cylinder 8 and skirting board hydraulic cylinder 15 is the state of stretching out, the anti-down hydraulic cylinder of base 11 and the anti-down hydraulic cylinder 13 of back timber are all in retracted state.Adjustment hydraulic vertical prop 4, makes that chopped-off head back timber 1, secondary back timber 7 and chopped-off head base 10, secondary base 9 push up with tunnel respectively, base plate connects reality, prepares to carry out tunnel quick advance support operation near the local of stope end with working face extraction.
After the complete cutter coal of coal mining machine cut, the brace summer hydraulic cylinder 6 being arranged in secondary back timber 7 rear end of one group of secondary advance support rack near work plane end is regained, and makes brace summer 5 around the axis bottom, is next cutter coal slot milling of the continuous cut of coal-winning machine.After the complete second cutter coal of coal mining machine cut, when needing to move frame, the hydraulic vertical prop 4 of the elevating mechanism of aftermost one group of secondary advance support rack is regained, make its secondary back timber 7 fall frame.Regain the brace summer 5 that this falls secondary back timber 7 front end of frame, regain the skirting board hydraulic cylinder 15 of these secondary back timber 7 both sides simultaneously, skirting board 14 is regained; What withdrawal was connected with the secondary advance support rack of this group moves frame hydraulic cylinder 8, the secondary advance support rack of this group is moved forward, and regain adjacent one group of brace summer 5 not falling secondary back timber 7 rear end of the secondary advance support rack of frame before it, for the frame that rises of institute's traversing carriage provides space.After the one group of secondary advance support rack falling frame moves into place, the hydraulic vertical prop 4 of lifting elevator structure, make its secondary back timber 7 increase, contacting with back and being formed supports; Stretch out this secondary skirting board 14 of back timber 7 both sides and brace summer 5 of its rear end.Coal-winning machine carries out next circulation of mining, when needs move frame again, a upper circulation is moved forward the secondary advance support rack that puts in place and before it hydraulic vertical prop 4 of adjacent one group of secondary advance support rack elevating mechanism regain, make the secondary back timber 7 of two sortie level advance support racks fall frame; Regain the brace summer 5 being positioned at anterior secondary advance support rack secondary back timber 7 front end, regain the skirting board hydraulic cylinder 15 falling secondary back timber 7 both sides of two groups of secondary advance support racks (comprising the secondary advance support rack moved at rear portion) of frame simultaneously, skirting board 14 is regained; What withdrawal was connected with the secondary advance support rack of the front portion falling frame moves frame hydraulic cylinder 8, the two groups of secondary advance support racks falling frame are together moved forward, and regains adjacent one group of brace summer 5 not falling secondary advance support rack secondary back timber 7 rear end of frame above; After the two groups of secondary advance support racks falling frame move into place, rise the hydraulic vertical prop 4 of two pack support elevating mechanisms, make its secondary back timber 7 increase, contacting with back and being formed supports; Stretch out the brace summer 5 of the secondary advance support rack of skirting board 14 and rear portion secondary back timber 7 rear end of two groups of secondary advance support rack secondary back timber 7 both sides.
Fall frame by repeating above-mentioned secondary advance support rack successively, rise frame, move frame hydraulic cylinder 8 drive supporting section posterior bracket to move forward and on back timber the skirting board 14 of the brace summer 5 that arranges and both sides with mining the interoperation such as advance a series of stretch out, withdrawal, realize the advance support rack of lame advanced supporting section near stope end with the quick movement of coal mining activity.After the coal work of teams and groups to be produced terminates, namely after each group of secondary advance support rack all moves forward, when overhauling teams and groups and carrying out work, the conventional advance support rack be connected with chopped-off head advance support rack front portion is utilized to unify a whole set of tunnel of the present utility model Quick-moving type advance support rack that moves forward.
Claims (4)
1. a tunnel Quick-moving type advance support rack, comprises back timber, base and elevating mechanism, and described elevating mechanism is made up of the hydraulic vertical prop be hinged between back timber and base and Multistage plug-in connecting rod type guiding mechanism; It is characterized in that described back timber is made up of chopped-off head back timber and several secondary back timbers, be respectively arranged with brace summer in the rear end of the two ends of secondary back timber and chopped-off head back timber, between brace summer and back timber, be hinged with brace summer hydraulic cylinder; Described base is made up of chopped-off head base and several secondary bases, is hinged with moves frame hydraulic cylinder between the adjacent pans that front and back are arranged by Connection Block.
2. tunnel according to claim 1 Quick-moving type advance support rack, it is characterized in that described Multistage plug-in connecting rod type guiding mechanism is made up of guide rod casing, secondary fairlead and described chopped-off head base or secondary base, the top of guide rod casing and the middle part of described chopped-off head back timber or secondary back timber hinged, insert bottom it in secondary fairlead, and insert together in described chopped-off head base or secondary base with secondary fairlead.
3. tunnel according to claim 1 Quick-moving type advance support rack, is characterized in that being hinged with skirting board in the both sides of described back timber by skirting board hydraulic cylinder.
4. tunnel according to claim 1 Quick-moving type advance support rack, it is characterized in that described advance support rack is set to two groups, be hinged with the anti-down hydraulic cylinder of back timber between two back timbers be arranged in juxtaposition, between two bases be arranged in juxtaposition, be hinged with the anti-down hydraulic cylinder of base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520754157.3U CN205047241U (en) | 2015-09-28 | 2015-09-28 | Tunnel quick travel formula advance support support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520754157.3U CN205047241U (en) | 2015-09-28 | 2015-09-28 | Tunnel quick travel formula advance support support |
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| CN205047241U true CN205047241U (en) | 2016-02-24 |
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| CN201520754157.3U Active CN205047241U (en) | 2015-09-28 | 2015-09-28 | Tunnel quick travel formula advance support support |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545336A (en) * | 2016-03-07 | 2016-05-04 | 山东科技大学 | Longitudinal beam interlacing supporting type temporary supporting method for drifting face |
| CN106089277A (en) * | 2016-07-29 | 2016-11-09 | 陈怀奇 | A kind of from walking development machine protective stent |
| CN109322686A (en) * | 2018-12-05 | 2019-02-12 | 贵州盘江矿山机械有限公司 | A kind of fully-mechanized mining working advance timbering |
| CN110080814A (en) * | 2018-10-24 | 2019-08-02 | 四川芙蓉集团宜宾嘉业机械制造有限责任公司 | A kind of insertion manifold type is from moving advance timbering |
| CN113137261A (en) * | 2021-05-31 | 2021-07-20 | 天津鹏程誉泰液压支架有限公司 | Three-stage telescopic mechanism with two symmetrically arranged groups of guide rods for hydraulic support |
| CN113339026A (en) * | 2021-06-25 | 2021-09-03 | 中国矿业大学 | Special-shaped roadway advance support method and advance hydraulic support |
| WO2023060900A1 (en) * | 2021-10-11 | 2023-04-20 | 煤炭科学研究总院有限公司 | Rapid supporting device for roadway |
| CN117266894A (en) * | 2023-09-27 | 2023-12-22 | 河南龙宇能源股份有限公司 | Advanced active supporting device for overfire diagenetic recovery of coal face |
-
2015
- 2015-09-28 CN CN201520754157.3U patent/CN205047241U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545336A (en) * | 2016-03-07 | 2016-05-04 | 山东科技大学 | Longitudinal beam interlacing supporting type temporary supporting method for drifting face |
| CN106089277A (en) * | 2016-07-29 | 2016-11-09 | 陈怀奇 | A kind of from walking development machine protective stent |
| CN110080814A (en) * | 2018-10-24 | 2019-08-02 | 四川芙蓉集团宜宾嘉业机械制造有限责任公司 | A kind of insertion manifold type is from moving advance timbering |
| CN109322686A (en) * | 2018-12-05 | 2019-02-12 | 贵州盘江矿山机械有限公司 | A kind of fully-mechanized mining working advance timbering |
| CN109322686B (en) * | 2018-12-05 | 2024-05-10 | 贵州盘江矿山机械有限公司 | Advanced support for fully-mechanized coal mining face |
| CN113137261A (en) * | 2021-05-31 | 2021-07-20 | 天津鹏程誉泰液压支架有限公司 | Three-stage telescopic mechanism with two symmetrically arranged groups of guide rods for hydraulic support |
| CN113339026A (en) * | 2021-06-25 | 2021-09-03 | 中国矿业大学 | Special-shaped roadway advance support method and advance hydraulic support |
| WO2023060900A1 (en) * | 2021-10-11 | 2023-04-20 | 煤炭科学研究总院有限公司 | Rapid supporting device for roadway |
| CN117266894A (en) * | 2023-09-27 | 2023-12-22 | 河南龙宇能源股份有限公司 | Advanced active supporting device for overfire diagenetic recovery of coal face |
| CN117266894B (en) * | 2023-09-27 | 2024-04-16 | 河南龙宇能源股份有限公司 | Advanced active supporting device for overfire diagenetic recovery of coal face |
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