CN102305068B - Development machine - Google Patents

Development machine Download PDF

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Publication number
CN102305068B
CN102305068B CN201110234799.7A CN201110234799A CN102305068B CN 102305068 B CN102305068 B CN 102305068B CN 201110234799 A CN201110234799 A CN 201110234799A CN 102305068 B CN102305068 B CN 102305068B
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China
Prior art keywords
development machine
supporting seat
longeron
rock
main body
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CN201110234799.7A
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CN102305068A (en
Inventor
龚海滨
侯宝革
常龙
高波
高福贤
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Yiyang science and Technology Achievement Transformation Service Center
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Sany Heavy Equipment Co Ltd
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Abstract

The invention discloses a development machine. The development machine comprises a tunneling main body (1), wherein an auxiliary drilling device is arranged on the tunneling main body (1), and comprises a drilling machine (21) and a first mounting rack which is connected with the tunneling main body (1); and the drilling machine (21) is arranged on the mounting rack, and the drilling direction of the drilling machine (21) is the same as the tunneling direction of the development machine. The development machine also comprises a first driving device for driving the drilling machine (21) to drill. Before the development machine drives a hard rock formation, the drilling machine can be used for drilling the rock formation to destroy the organization structure of the rock formation, so a rock formation blasting mode of the prior art before tunneling is replaced, which is favorable for guaranteeing the safety of equipment and operation staffs and improves the safety of tunneling operation; and besides, the development machine can be applied to hard-rock tunnels in which blasting cannot be implemented, and has a wide application range.

Description

A kind of development machine
Technical field
The present invention relates to coal mining field of mechanical technique, particularly a kind of development machine.
Background technology
Along with the fast development of China's economic construction, coal industry is constantly towards the future development of mechanization, automation, and comprehensive mechanical extractive equipment is applied among the coal production of various geological conditionss more and more widely.
In the operation of mechanized extraction, development machine is one of main extractive equipment, realizes the digging in tunnel by the circumgyration incision of cutterhead.In the tunneling process of coal mine roadway, development machine mainly be take digging coal petrography, half coal petrography or rock gangway as main, and the hardness ratio of coal petrography and half coal petrography is lower, and development machine can normally be dug conventionally.
Yet, the hardness of rock gangway is larger, development machine is generally merely able to economy digs relatively tunnel, lowland of formation hardness, at present stone head development machine is rock surface pressure design below 8 mainly for Polodyakonov coefficient coefficient, along with rock Polodyakonov coefficient is higher, the production efficiency of development machine is lower, and under the higher digging condition of hardness ratio, the application life of development machine is lower; When the Polodyakonov coefficient coefficient of formation hardness is above higher than 12, generally the mode by first explosion realizes digging, namely in rock stratum, buries the explosive of predetermined strength underground, during ignition charge by rock blasting, to realize the driving compared with hard formation.
But, blasting work danger is higher, a lot of high speeds that have blasting process collapse the rock fragment that, the coal excavation apparatus such as development machine are caused to certain damage, although can take to block or make the measures such as machinery retreats, reduce the damage of rock to coal excavation apparatus such as development machines, but because blasting work is subject to many X factors, affect, and easily destroy excavated surface, danger is higher, easily cause casualties, have larger potential safety hazard.
Therefore, how a kind of development machine that is applicable to exploit the rock gangway that hardness ratio is higher and has higher security performance, is the current technical issues that need to address of those skilled in the art.
Summary of the invention
Object purport of the present invention is for providing a kind of development machine, and this development machine is applicable to exploit the rock gangway that hardness ratio is higher, and has higher security performance.
For solving the problems of the technologies described above, the invention provides a kind of development machine, comprise driving main body; In described driving main body, be provided with auxiliary bore hole device, described auxiliary bore hole device comprises auger and the first installing rack that is connected described driving main body, described auger is located on described the first installing rack, and the drilling direction of described auger is identical with the tunneling direction of described development machine, described development machine also comprises the first drive unit that drives described auger to creep into.
Preferably, described the first installing rack comprises and rigidly connected the first holder of described driving main body and the first supporting seat being connected with described the first holder, and described auger is located on described the first supporting seat; Described auxiliary bore hole device also comprises the first telescoping cylinder for driving described auger to rotate in vertical plane, and described the first telescoping cylinder two ends connect respectively described the first supporting seat and described auger.
Preferably, between described the first supporting seat and described the first holder, be also provided with the first longeron, described the first longeron and described the first supporting seat are hinged, described auxiliary bore hole device also comprises the second telescoping cylinder for driving described the first supporting seat to rotate in horizontal plane around the articulated position of itself and described the first longeron, and described the second telescoping cylinder two ends connect respectively described the first supporting seat and described the first longeron.
Preferably, described the first longeron is the length direction extension type longeron along described development machine.
Preferably, described the first drive unit is motor or hydraulic circuit.
Preferably, in described driving main body, be also provided with auxiliary apparatus for breaking, described auxiliary apparatus for breaking comprises rock splitter and the second installing rack that is connected described driving main body, and described rock splitter is located on described the second installing rack; Described auxiliary apparatus for breaking also comprises the second drive unit that drives described rock splitter action.
Preferably, described the second installing rack comprises and rigidly connected the second holder of described driving main body and the second supporting seat of being connected described the second holder, and described rock splitter is located on described the second supporting seat; Described auxiliary apparatus for breaking also comprises the 4th telescoping cylinder for driving described rock splitter to rotate in vertical plane, and described the 4th telescoping cylinder two ends connect respectively described the second supporting seat and described rock splitter.
Preferably, between described the second supporting seat and described the second holder, be also provided with the second longeron, described the second longeron and described the second supporting seat are hinged, described auxiliary apparatus for breaking also comprises the 5th telescoping cylinder for driving described the second supporting seat to rotate in horizontal plane around the articulated position of itself and described the second longeron, and described the 5th telescoping cylinder two ends connect respectively described the second supporting seat and described the second longeron.
Preferably, described the second longeron is the length direction extension type longeron along described development machine.
Preferably, described the second drive unit is motor or hydraulic circuit.
The invention discloses a kind of development machine, comprise driving main body; In described driving main body, be provided with auxiliary bore hole device, described auxiliary bore hole device comprises auger and the first installing rack that is connected described driving main body, described auger is located on described the first installing rack, and the drilling direction of described auger is identical with the tunneling direction of described development machine, described development machine also comprises the first drive unit that drives described auger to creep into.
In development machine of the present invention, be provided with auxiliary bore hole device, when development machine is when tunneling hard rock tunnel, before the cutterhead driving of driving main body, can first use auxiliary bore hole device on rock stratum, to bore some holes, the size and number of its mesopore can be set by experience or Computer Simulation rock stratum force way.
At hard rock surface drilling, than the relatively easy realization of driving, by the mode of boring, can destroy rock mass structure balance, the surrounding's formation region of stress concentration in hole, has increased the normal stress of rock surface, and now the cutterhead of development machine ratio is easier to peel off rock stratum.
Use this development machine to tunnel rock stratum, can cancel the explosion before hard rock driving, be conducive to support equipment and operating personnel's safety, the safety that has improved headwork, and this development machine can be applied to implement, in the hard rock tunnel of explosion, to have range of application more widely.
A kind of preferred embodiment in, in described driving main body, be also provided with auxiliary apparatus for breaking, described auxiliary apparatus for breaking comprises rock splitter and the second installing rack that is connected described development machine main body, described rock splitter is located on described the second installing rack; Described auxiliary apparatus for breaking also comprises the second drive unit that drives described rock splitter action.
When development machine tunnels the larger rock stratum of hardness ratio, first can utilize auxiliary bore hole device to dig several deep holes on hard rock surface, then the rock splitter in auxiliary apparatus for breaking inserts one by one and in the deep hole having bored, carries out rock division work, hard rock is split into some end faces, and the cutting units that finally tunnels main body carries out digging work to hard rock.
Auxiliary apparatus for breaking is set on development machine and is further broken in hard rock surface, further destroy the organizational styucture of hard rock, reduce the difficulty of driving exploitation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the specific embodiment of a kind of development machine provided by the present invention;
Fig. 2 is the structural representation of the auxiliary bore hole device of the development machine shown in Fig. 1;
Fig. 3 is the structural representation of the auxiliary mitotic apparatus of the development machine shown in Fig. 1.
Wherein, in Fig. 1 to Fig. 3, the corresponding relation between Reference numeral and component names is:
1 driving main body; 11 cutterheads; 21 augers; 22 first longerons; 23 first holders; 24 first telescoping cylinders; 25 second telescoping cylinders; 26 first supporting seats; 27 the 3rd telescoping cylinders; 31 rock splitters; 32 second longerons; 33 second holders; 34 the 4th telescoping cylinders; 35 the 5th telescoping cylinders; 36 second supporting seats; 37 the 6th telescoping cylinders.
The specific embodiment
Core purport of the present invention is for providing a kind of development machine, and this development machine is applicable to exploit the rock gangway that hardness ratio is higher, and has higher security performance.
In order to make those skilled in the art understand better technical scheme of the present invention, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 1 to Fig. 3, the structural representation of the specific embodiment that Fig. 1 is a kind of development machine provided by the present invention; Fig. 2 is the structural representation of the auxiliary bore hole device of the development machine shown in Fig. 1; Fig. 3 is the structural representation of the auxiliary mitotic apparatus of the development machine shown in Fig. 1.
Development machine provided by the invention, comprise driving main body 1, driving main body 1 generally can comprise cutting units, shovel board portion, first conveyor, body, running part etc., each several part mainly contains following effect: when development machine is worked, the cutterhead 11 of cutting units cut on the end face of tunnel, shovel board rewinding, first conveyor transports particle, and running part is mainly used in development machine and on coal-face, tunnels or retreat.
In the driving main body 1 of development machine provided by the present invention, be also provided with auxiliary bore hole device, auxiliary bore hole device comprises auger 21 and is connected the first installing rack that tunnels main body 1, and the drilling direction of its auger 21 is identical with the tunneling direction of development machine, the installation site of auxiliary bore hole device can be according to the actual job situation of development machine and driving main body 1 space deployment scenarios, selected correct position.Development machine also comprises the first drive unit that drives auger 21 to creep into, and the first drive unit that drives drilling equipment to creep into can be hydraulic-driven, can be also driven by power.
In development machine of the present invention, be provided with auxiliary bore hole device, when development machine is when tunneling hard rock tunnel, before cutterhead 11 drivings of driving main body 1, can first use auxiliary bore hole device on rock stratum, to bore some holes, the size and number of its mesopore can be set by experience or Computer Simulation rock stratum force way.
At hard rock surface drilling, than the relatively easy realization of driving, by the mode of boring, can destroy rock mass structure balance, the surrounding's formation region of stress concentration in hole, has increased the normal stress of rock surface, and now the cutterhead 11 of development machine is than being easier to peel off rock stratum.
Use this development machine to tunnel rock stratum, can cancel the explosion before hard rock driving, cancelled the explosion before prior art is tunneled hard rock, the safety that is conducive to support equipment and operating personnel, improved the safety of headwork, and this development machine can be applied to implement, in the hard rock tunnel of explosion, to have range of application more widely.
A kind of preferred embodiment in, the first installing rack can comprise and driving main body 1 rigidly connected the first holder 23 and the first supporting seat 26 being connected with the first holder 23, auger 21 is located on the first supporting seat 26; Auxiliary bore hole device also comprises for driving the first telescoping cylinder 24, the first telescoping cylinder 24 two ends that auger 21 rotates in vertical plane to connect respectively the first supporting seat 26 and auger 21; The first telescoping cylinder 24 can be also oil cylinder for cylinder.
When auger 21 work, auger 21 can relatively rotate under the effect of the first telescoping cylinder 24 in perpendicular, so that auger 21 vertically punches to rock stratum, can improve the efficiency of drilling operation.
A kind of preferred embodiment in, between the first supporting seat 26 and the first holder 23, be also provided with the first longeron 22, the first longeron 22 and the first supporting seat 26 are hinged, auxiliary bore hole device also comprises that the second telescoping cylinder 25, the second telescoping cylinder 25 two ends for driving the first supporting seat 26 to rotate in horizontal plane around the articulated position of itself and the first longeron 22 connect respectively described the first supporting seat and the first longeron 22.
When auger 21 work, auger 21 can relatively rotate under the effect of the second telescoping cylinder 25 in horizontal plane, so that auger 21 along continuous straight runs punch to rock stratum, can further improve the efficiency of drilling operation.
The first longeron 22 in the various embodiments described above can be the length direction extension type longeron along development machine, the realization of stretch mode can be by being designed to mutually nested two parts by the first longeron 22, realizes nested two-part relatively flexible under the effect of the 3rd telescoping cylinder 27; By extension type longeron is set, can suitably regulate the lengthwise position of auger 21, improve the flexibility of bore operation.
The first drive unit in the various embodiments described above can be motor, Motor Drive auger 21, this mode power source is more independent, is not tunneled the impact of main body 1 drive unit operating mode, can be as required at any time starter motor provide dynamic Control auger 21 work.
The first drive unit can be also hydraulic circuit, and during hydraulic circuit drives, each component are long application life, and simple in structure, and easily operation, and hydraulic operation campaign is steady.
A kind of preferred embodiment in, driving can also be provided with auxiliary apparatus for breaking in main body 1, auxiliary apparatus for breaking comprises rock splitter 31 and the second installing rack that is connected development machine main body, rock splitter is located on described the second installing rack; Auxiliary apparatus for breaking also comprises the second drive unit that drives described rock splitter 31 actions.
Auxiliary apparatus for breaking and auxiliary bore hole device can be installed on respectively the arranged on left and right sides of driving main body 1, when development machine tunnels the larger rock stratum of hardness ratio, first can utilize auxiliary bore hole device to dig several deep holes on hard rock surface, then the rock splitter in auxiliary apparatus for breaking inserts one by one and in the deep hole having bored, carries out rock division work, hard rock is split into some end faces, and the cutting units that finally tunnels main body 1 carries out digging work to hard rock.
Auxiliary apparatus for breaking is set on development machine and is further broken in hard rock surface, further destroy the organizational styucture of hard rock, reduce the difficulty of driving exploitation.
In a kind of more excellent embodiment, the second installing rack can comprise and driving rigidly connected the second holder 33 of main body 1 and the second supporting seat 36 of being connected the second holder 33, and rock splitter is located on the second supporting seat 36; Auxiliary apparatus for breaking can also comprise for driving the 4th telescoping cylinder 34, the four telescoping cylinder 34 two ends that rock splitter 31 rotates in vertical plane to connect respectively the second supporting seat 36 and rock splitter 31.
Rock splitter 31 can relatively rotate under the effect of the 4th telescoping cylinder 34 in perpendicular, can regulate the position of rock splitter in perpendicular, is convenient to it and is broken in vertical direction rock stratum, can improve the operating efficiency of rock splitter 31.
In a kind of preferred embodiment, between the second supporting seat 36 and the second holder 33, can also be provided with the second longeron 32, the second longeron 32 and the second supporting seat 36 are hinged, auxiliary apparatus for breaking can also comprise that the 5th telescoping cylinder 35, the five telescoping cylinder 35 two ends for driving the second supporting seat to rotate in horizontal plane around the articulated position of itself and the second longeron 32 connect respectively the second supporting seat 36 and the second longeron 32.
Rock splitter 31 can relatively rotate under the effect of the 5th telescoping cylinder 35 in horizontal plane, can regulate the position of rock splitter 31 in horizontal plane, is convenient to it to the breaking of horizontal direction rock stratum, and can further improve the operating efficiency of rock splitter 31.
In the various embodiments described above, the second longeron 32 is the length direction extension type longeron along development machine, the realization of stretch mode can be by the second longeron is designed to mutually nested two parts, realizes nested two-part relatively flexible under the effect of the 6th telescoping cylinder 37; Extension type longeron has further increased the controllability of rock splitter 31 lengthwise positions, the convenient operation of breaking to rock stratum.
In the various embodiments described above, can to adopt power source be the independent motor arranging to the second drive unit, can be also hydraulic circuit, and each component in use can be lubricated, and application life is long.
Each telescoping cylinder using in the various embodiments described above can be telescopic oil cylinder, and the driving force of telescopic oil cylinder can needn't additionally arrange independent drive unit from the drive unit of development machine main body, saves space; Each telescoping cylinder can be also telescopic cylinder, and the working environment of telescopic cylinder is relatively cleaner, clean and tidy.
It should be noted that, the left and right noun of locality that waits used herein, just in order to explain the succinct of scheme, is convenient to those skilled in that art and is understood, and therefore can not limit protection domain herein.
Above a kind of development machine provided by the present invention is described in detail.Applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.

Claims (8)

1. a development machine, comprises driving main body (1); It is characterized in that, in described driving main body (1), be provided with auxiliary bore hole device, described auxiliary bore hole device comprises auger (21) and the first installing rack that is connected described driving main body (1), described auger (21) is located on described the first installing rack, and the drilling direction of described auger (21) is identical with the tunneling direction of described development machine, described development machine also comprises the first drive unit that drives described auger (21) to creep into;
In described driving main body (1), be also provided with auxiliary apparatus for breaking, described auxiliary apparatus for breaking comprises rock splitter (31) and the second installing rack that is connected described driving main body (1), and described rock splitter (31) is located on described the second installing rack; Described auxiliary apparatus for breaking also comprises the second drive unit that drives described rock splitter (31) action; Described rock division can be inserted in the deep hole having bored and be carried out rock division work, and hard rock is split into some end faces;
Described the second installing rack comprises and rigidly connected the second holder of described driving main body (1) (33) and the second supporting seat (36) of being connected described the second holder (33), and described rock splitter (31) is located on described the second supporting seat (36); Described auxiliary apparatus for breaking also comprises the 4th telescoping cylinder (34) for driving described rock splitter to rotate in vertical plane, and described the 4th telescoping cylinder (34) two ends connect respectively described the second supporting seat (36) and described rock splitter (31).
2. development machine according to claim 1, it is characterized in that, described the first installing rack comprises and rigidly connected the first holder of described driving main body (1) (23) and the first supporting seat (26) being connected with described the first holder (23), and described auger (21) is located on described the first supporting seat (26); Described auxiliary bore hole device also comprises the first telescoping cylinder (24) for driving described auger (21) to rotate in vertical plane, and described the first telescoping cylinder (24) two ends connect respectively described the first supporting seat (26) and described auger (21).
3. development machine according to claim 2, it is characterized in that, between described the first supporting seat (26) and described the first holder (23), be also provided with the first longeron (22), described the first longeron (22) is hinged with described the first supporting seat (26), described auxiliary bore hole device also comprises the second telescoping cylinder (25) for driving described the first supporting seat (26) to rotate in horizontal plane around the articulated position of itself and described the first longeron (22), and described the second telescoping cylinder (25) two ends connect respectively described the first supporting seat (26) and described the first longeron (22).
4. according to the development machine described in claim 2 or 3, it is characterized in that, described the first longeron (22) is the length direction extension type longeron along described development machine.
5. development machine according to claim 4, is characterized in that, described the first drive unit is motor or hydraulic circuit.
6. development machine according to claim 1, it is characterized in that, between described the second supporting seat (36) and described the second holder (33), be also provided with the second longeron (32), described the second longeron (32) is hinged with described the second supporting seat (36), described auxiliary apparatus for breaking also comprises the 5th telescoping cylinder (35) for driving described the second supporting seat (36) to rotate in horizontal plane around the articulated position of itself and described the second longeron (32), and described the 5th telescoping cylinder (35) two ends connect respectively described the second supporting seat (36) and described the second longeron (32).
7. according to the development machine described in claim 1 or 6, it is characterized in that, described the second longeron (32) is the length direction extension type longeron along described development machine.
8. development machine according to claim 7, is characterized in that, described the second drive unit is motor or hydraulic circuit.
CN201110234799.7A 2011-08-16 2011-08-16 Development machine Active CN102305068B (en)

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103206220B (en) * 2013-03-29 2015-01-14 辽宁工程技术大学 Drilling device loaded on hard rock tunneling machine and hard rock tunneling method
CN103206218A (en) * 2013-03-29 2013-07-17 辽宁工程技术大学 Drilling and blasting device loaded on hard rock tunneling machine and hard rock tunneling method
CN103615246A (en) * 2013-11-10 2014-03-05 辽宁通用煤机装备制造股份有限公司 Combined drilling unit
CN104929516A (en) * 2015-06-24 2015-09-23 赵现红 Horizontal moving type rock drilling static blasting machine
CN109838243A (en) * 2019-01-25 2019-06-04 中国铁建重工集团有限公司 A kind of splitting device for tunnel excavation
CN113217003A (en) * 2021-05-13 2021-08-06 中铁工程装备集团有限公司 Drilling and expanding cracking machine and drilling, expanding cracking and tunneling composite rock breaking method

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EP0590527A1 (en) * 1992-10-02 1994-04-06 Friedrich Wilhelm Paurat Method for driving a tunnel and tunnel driving machines equipped for carrying out the method
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Effective date of registration: 20161230

Address after: 413000 Yiyang high tech Zone in the eastern part of the New District of integrated services building, room 512, Hunan

Patentee after: Yiyang science and Technology Achievement Transformation Service Center

Patentee after: Sany Heavy Equipment Co.,Ltd.

Address before: Yansai Lake Street 110027 economic and Technological Development Zone Liaoning city Shenyang province No. 31

Patentee before: Sany Heavy Equipment Co.,Ltd.