CN202645578U - Full-section rectangular hard-rock heading and anchoring integrated machine - Google Patents
Full-section rectangular hard-rock heading and anchoring integrated machine Download PDFInfo
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- CN202645578U CN202645578U CN 201220281680 CN201220281680U CN202645578U CN 202645578 U CN202645578 U CN 202645578U CN 201220281680 CN201220281680 CN 201220281680 CN 201220281680 U CN201220281680 U CN 201220281680U CN 202645578 U CN202645578 U CN 202645578U
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Abstract
The utility model relates to coal mining tunneling machinery and specifically relates to a full-section rectangular hard-rock heading and anchoring integrated machine. The machine comprises a frame, wherein a cutting device, a shoring device, a boosting mechanism, a lateral wall supporting mechanism, a rear supporting mechanism and an aerating dust-removing device are mounted on the frame in turn from front to rear; a tapping mechanism is arranged in a horizontal middle part of the frame; the front end of the boosting mechanism is fixed on the frame; the rear end of the boosting mechanism is fixed on the lateral wall supporting mechanism; the cutting device is composed of a cutter plate, a cutter plate supporting frame and a cutter plate driving mechanism; the cutter plate supporting frame is fixedly connected with the front end of the frame; the cutter plate comprises a combined plate frame which is composed of a tapered top part and a cylindrical bottom part; a plurality of disc cutters are mounted on the peripheries of the tapered top part and the cylindrical bottom part; and a tapered angle alpha of the tapered top part of the plate frame is within the scope of 140 degrees to 160 degrees. The full-section rectangular hard-rock heading and anchoring integrated machine is used for solving the problems that the present heading machine is unsuitable for full-section hard-rock quick heading operation, the abrasion speed of the cutting teeth is higher at the moment of cutting the hard rock, the vibration of the machine body is huge and the reliability is low; the heading working efficiency of a full-section rectangular tunnel is greatly increased; the labor intensity of the workers is reduced; the working environment is improved; and the reliability of equipment is increased.
Description
Technical field
The utility model relates to the coal mine tunnelling machine tool, be specially a kind of full Cross-Section Rectangular hard rock pick anchor all-in-one, be particularly useful for excavating half coal petrography, coal petrography and hard rock tunnel, the perhaps f of 4＜f that end face is rectangular shape＜10〉excavation operation of 10 hard rock rectangular shaped roadways.
Background technology
The beginning of the nineties in last century so far, along with the development of national economy, the integration of national coal resource, mine laneway is also more and more, the complex geologic conditions in tunnel is changeable, formation hardness improves.Light-duty and medium-sized development machine can not be satisfied the demand fully, therefore needs Novel excavating machine to occur.
Advanced several years, the quantity of China tunnelling machine development, kind be in continuous increase, but all belong to half coal petrography partial-size tunneling machine, and the cantilevered partial-size tunneling machine.The tunnel that coal petrography and rock are harder all is difficult to adopt the boom-type roadheader driving, still adopt artificial drilling and blasting method operation, not only labor productivity is low, employment is many, labour intensity is large in the drilling and blasting method operation, work under bad environment, not environmental protection, simultaneously also dangerous, and it is unfavorable greatly to bring to production.Adopt simultaneously cantilevered partial-size tunneling machine or hard rock mole, all the difficult function that realizes continuously driving, pick anchor, linked network institutional operation, all difficult tunnel one-shot forming function of tunneling out as the rectangle end surface shape.
At present, comprehensive mechanized driving work plane in colliery mostly is the coal road driving.Along with the development of science and technology, the coal mine development machine that adopts both at home and abroad mainly contains two kinds: a kind of is common development machine, is called for short integrated machine; Another kind is the pick anchor body unit that driving and bolt support are finished simultaneously, is called for short the anchor combined unit of pick, rock tunnelling bolting combined machine.But these types also can effectively tunnel for half coal petrography, soft rock along with the increased power of cut, also can be for the total rock tunnel of f＜10.But traditional pick-like bit cut fragmentation can only effectively be used in f＜7～8 low-corrosiveness rocks.For the rock greater than f8, the pick rate of wear is extremely accelerated, and the fuselage vibrations are large, and reliability is extremely low, reduces production capacity.These development machine designs are not yet ripe, and function imperfection, the traditional development machine of very difficult solution run into the phenomenon problems of constructing such as the scar vibrations are large, machine components are loosening, chain chain jamming, jumping chain, tension, dust removal by ventilation when work plane excavates; Be difficult to separate and realize that the roadway construction one-shot forming is the driving of rectangular cross section, be difficult to solve speedy drivage operation in the full section rock construction.Therefore, need a kind of novel driving technology and equipment for full section half coal petrography, coal petrography and total rock rectangular shaped roadways.
Summary of the invention
The purpose of this utility model is to provide a kind of full Cross-Section Rectangular hard rock pick anchor all-in-one, solve existing development machine and be not suitable for full section hard rock speedy drivage operation, the pick rate of wear is fast during the cut hard rock, the fuselage vibrations are large, the problem that reliability is low, this pick anchor all-in-one can increase substantially the headwork efficient in full Cross-Section Rectangular tunnel, reduces labor strength, improve working environment, improve the reliability of equipment.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of full Cross-Section Rectangular hard rock pick anchor all-in-one, comprise frame, described frame is equipped with cutting means successively after going to, suspension device, propulsive mechanism, lateral support mechanism and rear support mechanism and ventilating dust-arrester, be provided with tapping mechanism in the frame lateral middle, the front end of described propulsive mechanism is fixed on the frame, the rear end is fixed in the lateral support mechanism, described cutting means is by cutterhead, cutter head support frame and cutter plate driver mechanism form, the cutter head support frame is fixedly connected with the frame front end, described cutterhead comprises the combination plate rail that conical top and cylindrical bottom portion consist of, the conical top of plate rail and the periphery of cylindrical bottom portion are equipped with a plurality of disk cutters, and the scope of the conical top cone angle of described plate rail is 140 °～160 °.
Be fixedly installed interior slag trap in the described plate rail, the plate rail bottom is fixedly installed end slag trap, correspondingly with the disk cutter that circumferentially distributes on the end slag trap be provided with a plurality of scum holes that radiation distributes that are, be provided with scum board between the scum hole, slag trap inboard soffit in the end is installed with the cylinder of slagging tap, the cylinder outlet of slagging tap be positioned at the tapping mechanism start-up portion directly over, be fixedly installed in the circumferential direction of the circle the side direction slag trap with the plate rail outside of a homonymy of slagging tap.
Described cutter plate driver mechanism comprises the drive case that is fixed on the interior slag trap, be provided with in the circumferential direction of the circle a plurality of motors and reductor on the drive case, the electric machine main shaft end is installed with gear and the bull gear engagement that is fixed on the interior slag trap, the drive case middle part is equipped with bearing support, base bearing is installed in the bearing support, and the other end of bearing support is fixed on the cutter head support frame.
Described suspension device comprises the jumbolter that is positioned at the frame both sides, jumbolter is installed in respectively in the arcuate guide mechanism of frame both sides, arcuate guide mechanism respectively with the first guide rail sliding connection that is fixedly mounted on the frame both sides, sliding oil cylinder one end is fixed on the frame, and the other end is fixed in the arcuate guide mechanism.
Described propulsive mechanism comprises the second guide rail and the moment of torsion oil cylinder that is fixedly mounted on frame two middle side parts, is fixedly mounted on the propelling cylinder of upper rack both sides, and the other end of moment of torsion oil cylinder and propelling cylinder all is fixedly mounted in the lateral support mechanism.
Described lateral support mechanism comprises the slip case that is slidingly connected with the second guide rail, and slip case both sides are provided with the support boots, is equipped with between support boots and the slip case and supports the boots oil cylinder.
Described rear support mechanism comprises the rear support oil cylinder that is fixedly mounted on both sides, frame rear portion, and the piston rod afterbody of rear support oil cylinder is hinged with the rear support seat.
Described ventilating dust-arrester comprises by a plurality of suspension ring and is installed in dedusting air duct on the roof of tunnel, and the dedusting air duct extends to the outside, tunnel from the cutting means rear portion always, and the dust arrester that is positioned at pick anchor all-in-one rear portion is installed in the dedusting air duct.
Described tapping mechanism is drag conveyor or belt conveyor, and described frame top is installed with working platform.
Described cutter head support frame below is provided with the cutterhead hoisting mechanism, and the cutterhead hoisting mechanism comprises the lift cylinder that is fixed on the cutter head support frame, and the lift cylinder other end is fixed with the lifting bearing.
Operating principle of the present utility model is:
By extruding and the rotation of cutterhead, the hobboing cutter of arranging on its cutterhead crushing rock mass, the rock slag that falls in the cutterhead is delivered on the drag conveyor at slag notch place, cutterhead bottom by scum board, and then the rock slag transports the tunnel by belt or mine car.
The beneficial effect of technical solutions of the utility model is:
1, structurally, frame described in the utility model is equipped with cutting means successively after going to, suspension device, propulsive mechanism, lateral support mechanism and rear support mechanism and ventilating dust-arrester, be provided with tapping mechanism in the frame lateral middle, the front end of described propulsive mechanism is fixed on the front end frame, the rear end is fixed in the lateral support mechanism, described cutting means is by cutterhead, cutter head support frame and cutter plate driver mechanism form, the cutter head support frame is fixedly connected with the frame front end, described cutterhead comprises the combination plate rail that conical top and cylindrical bottom portion consist of, the conical top of plate rail and the periphery of cylindrical bottom portion are equipped with a plurality of disk cutters, and the scope of the conical top cone angle of described plate rail is 140 °～160 °.The utility model and driving, supporting, multi-functional being integrated of slagging tap, have the dust removal by ventilation function concurrently, be fit to full section hard rock speedy drivage operation, the pick rate of wear is slow during the cut hard rock, and the fuselage vibrations are little, and reliability is high, can increase substantially the headwork efficient in full Cross-Section Rectangular tunnel, reduce labor strength, improve working environment, improve the reliability of equipment.
2, structurally, cutterhead described in the utility model comprises plate rail, disk cutter, interior slag trap, end slag trap, scum hole, scum board, slag tap cylinder and side direction slag trap, thereby realizes broken rock, the function of scraping slag, slagging tap; Described cutter plate driver mechanism comprises drive case, motor and reductor, bull gear, base bearing and bearing support, can provide enough moments of torsion to cutterhead, realizes the broken rock function of cutterhead rotation; Described suspension device comprises jumbolter, arcuate guide mechanism, the first guide rail and sliding oil cylinder, jumbolter is installed in the arcuate guide mechanism, sliding oil cylinder drives arcuate guide mechanism and moves, can realize that jumbolter is when development machine tunnels forward, do not affect jumbolter and work within the limits prescribed, realize pick anchor, linked network synchronization job.
3, structurally, propulsive mechanism described in the utility model comprises the second guide rail, moment of torsion oil cylinder, propelling cylinder, described lateral support mechanism comprises slip case, support boots and support boots oil cylinder, the additional side of propulsive mechanism supporting mechanism, can provide cutterhead enough extruding forces, can satisfy the ability of tunnel certain slope, turning; Described rear support mechanism comprises rear support oil cylinder and rear support seat, and development machine props up bottom rock mass load-bearing when changing step.
4, structurally, the utility model is equipped with the sharp draft dust arrester, and a large amount of dust that produce when effectively reducing excavation operation effectively improve miner's working environment, protection workman's physical and mental health.
5, structurally, tapping mechanism described in the utility model is drag conveyor or belt conveyor, and the tapping mechanism start-up portion is installed under the cylinder outlet of slagging tap, and extends out to the equipment afterbody from the crossbeam the inside, can realize that driving is slagged tap mutually noninterfere continuously; Described frame top is installed with working platform, improves miner's working environment, makes things convenient for the workman to operate; Described cutter head support frame below has additional the cutterhead hoisting mechanism, can prevent that the cutterhead part from being blocked, and improves the reliability of drivage efficiency and equipment.
6, the utility model tunneling process can be realized increasingly automated, improved greatly the safety of tunneling process and to the drivage efficiency of full section hard rock, the large generation of sending out accident from root has been avoided, simultaneously can reduce labor strength, improve miner's working environment, the reliability of raising equipment is very suitable for promotion and implementation.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail, wherein:
Fig. 1 is the full Cross-Section Rectangular hard rock pick of the utility model anchor all-in-one machine structure schematic diagram;
Fig. 2 is the A-A sectional structure schematic diagram of full Cross-Section Rectangular hard rock pick anchor all-in-one shown in Figure 1;
Fig. 3 is the B-B sectional structure schematic diagram of full Cross-Section Rectangular hard rock pick anchor all-in-one shown in Figure 1;
Fig. 4 is the C-C sectional structure schematic diagram of full Cross-Section Rectangular hard rock pick anchor all-in-one shown in Figure 1;
Fig. 5 is the D-D sectional structure schematic diagram of full Cross-Section Rectangular hard rock pick anchor all-in-one shown in Figure 1;
Sequence number among the figure: 1, cutterhead, 2, motor and reductor, 3, bull gear, 4, base bearing, 5, drive case, 6, bearing support, 7, end slag trap, 8, the cylinder of slagging tap, 9, the side direction slag trap, 10, hoisting mechanism, 11, the cutter head support frame, 12, jumbolter, 13, frame, 14, propelling cylinder, 15, the support boots, 16, rear support mechanism, 17, drag conveyor or belt conveyor, 18, the rear support oil cylinder, 19, working platform, 20, support boots oil cylinder, 21, the moment of torsion oil cylinder, 22, the slip case, 23, the second guide rail, 24, arcuate guide mechanism, 25, the first guide rail, 26, sliding oil cylinder, 27, scum board, 28, interior slag trap, 29, disk cutter, 30, scum hole, 31, the rear support seat, 32, lift cylinder, 33, the dedusting air duct, 34, dust arrester, 35, suspension ring.
The specific embodiment
Referring to Fig. 1 to Fig. 5, among the figure, the full Cross-Section Rectangular hard rock pick of the utility model anchor all-in-one comprises frame 13, described frame 13 is equipped with cutting means successively after going to, suspension device, propulsive mechanism, lateral support mechanism and rear support mechanism 16 and ventilating dust-arrester, be provided with tapping mechanism in frame 13 lateral middle, the front end of described propulsive mechanism is fixed on the frame 13, the rear end is fixed in the lateral support mechanism, described cutting means is by cutterhead 1, cutter head support frame 11 and cutter plate driver mechanism form, cutter head support frame 11 is fixedly connected with frame 13 front ends, described cutterhead 1 comprises the combination plate rail that conical top and cylindrical bottom portion consist of, the conical top of plate rail and the periphery of cylindrical bottom portion are equipped with a plurality of disk cutters 29, and the conical top cone angle value of described plate rail is 150 °; Be fixedly installed interior slag trap 28 in the described plate rail, the plate rail bottom is fixedly installed end slag trap 7, correspondingly with the disk cutter 29 that circumferentially distributes on the end slag trap 7 be provided with a plurality of scum holes 30 that radiation distributes that are, be provided with scum board 27 between the scum hole 30, slag trap 7 inboard soffits in the end are installed with the cylinder 8 of slagging tap, cylinder 8 outlets of slagging tap be positioned at the tapping mechanism start-up portion directly over, be fixedly installed in the circumferential direction of the circle side direction slag trap 9 with the plate rail outside of cylinder 8 homonymies of slagging tap; Described cutter plate driver mechanism comprises the drive case 5 that is fixed on the interior slag trap 28, be provided with in the circumferential direction of the circle a plurality of motors and reductor 2 on the drive case 5, the electric machine main shaft end is installed with gear and bull gear 3 engagements that are fixed on the interior slag trap 28, drive case 5 middle parts are equipped with bearing support 6, base bearing 4 is installed in the bearing support 6, and the other end of bearing support 6 is fixed on the cutter head support frame 11; Described suspension device comprises the jumbolter 12 that is positioned at frame 13 both sides, jumbolter 12 is installed in respectively in the arcuate guide mechanism 24 of frame 13 both sides, arcuate guide mechanism 24 respectively with the first guide rail 25 sliding connections that are fixedly mounted on frame 13 both sides, sliding oil cylinder 26 1 ends are fixed on the frame 13, and the other end is fixed in the arcuate guide mechanism 24; Described propulsive mechanism comprises the second guide rail 23 and the moment of torsion oil cylinder 21 that is fixedly mounted on 13 liang of middle side parts of frame, be fixedly mounted on the propelling cylinder 14 of both sides, frame 13 top, the other end of moment of torsion oil cylinder 21 and propelling cylinder 14 all is fixedly mounted in the lateral support mechanism; Described lateral support mechanism comprises the slip case 22 that is slidingly connected with the second guide rail 23, and slip case 22 both sides are provided with support boots 15, is equipped with between support boots 15 and the slip case 22 and supports boots oil cylinder 20; Described rear support mechanism comprises the rear support oil cylinder 18 that is fixedly mounted on both sides, frame rear portion, and the piston rod afterbody of rear support oil cylinder 18 is hinged with rear support seat 31; Described ventilating dust-arrester comprises by a plurality of suspension ring 35 and is installed in dedusting air duct 33 on the roof of tunnel, and dedusting air duct 33 extends to the outside, tunnel from the cutting means rear portion always, and the dust arrester 34 that is positioned at pick anchor all-in-one rear portion is installed in the dedusting air duct 33; Described tapping mechanism is drag conveyor or belt conveyor 17; Described frame 13 tops are installed with working platform 19; Described cutter head support frame 11 belows are provided with cutterhead hoisting mechanism 10, and cutterhead hoisting mechanism 10 comprises the lift cylinder 32 that is fixed on the cutter head support frame 11, and lift cylinder 32 other ends are fixed with the lifting bearing.
The course of work of the present utility model:
Before development machine work, carry out the hole of starting for development machine in advance, can satisfy the main frame normal operation, adopt the stepping scheme to enter in the hole of starting, then start working.
At first, support boots oil cylinder 20 stretches out, support boots 15 stretching hole walls, the rear support oil cylinder 18 of rear support mechanism 16, rear support seat 31 reclaims mentions, propelling cylinder 14 stretches out, motor and reductor 2 drive and bull gear 3, base bearing 4 and cutterhead 1 rotation, the disk cutter 29 power fragmented rock body that is squeezed, broken rock mass is transported to cylinder 8 places of slagging tap by scum board 27, scum hole 30 and bottom slag trap 7, the side direction slag trap 9 of cutterhead 1, be transported on drag conveyor or the belt conveyor 17, again by outside the alternate manner transhipment tunnel; Wherein to have stretched out once be an impulse stroke to propelling cylinder 14, in the process of driving, jumbolter 12 is also worked simultaneously, jumbolter 12 can move around in frame 13 by sliding oil cylinder 26, jumbolter 12 walking by arcuate guide mechanism 24 is rotary work within the limits prescribed, working platform 19 is installed on the frame 13, can makes things convenient for manually-operated, realize the pick anchoring integral.
Secondly, after finishing an impulse stroke, motor and reductor 2 quit work, cutterhead 1 stops the rotation, the rear support oil cylinder 18 of rear support mechanism 16 and rear support seat 31 stretch out and prop up bottom rock mass load-bearing, support boots oil cylinder 20 drives support boots 15 and reclaims, and retracts the position before propelling cylinder 14 drives lateral support mechanism, prepares next work cycle.
In tunneling process, elder generation's grade and turning radius can realize by propelling cylinder 14 and moment of torsion oil cylinder 21 when there were the gradient and turning in the tunnel, and the lifting appliance 10 in the cutter head support 11 prevents that by lift cylinder 32 the cutterhead part from being blocked.
The above only is the schematic specific embodiment of the utility model; be not to limit scope of the present utility model; equivalent variations and modification that any those skilled in the art makes under the prerequisite that does not break away from the utility model design and principle all should belong to the scope that the utility model is protected.
Claims (10)
1. a full Cross-Section Rectangular hard rock is dug the anchor all-in-one, comprise frame, described frame is equipped with cutting means successively after going to, suspension device, propulsive mechanism, lateral support mechanism and rear support mechanism and ventilating dust-arrester, be provided with tapping mechanism in the frame lateral middle, the front end of described propulsive mechanism is fixed on the frame, the rear end is fixed in the lateral support mechanism, it is characterized in that: described cutting means is by cutterhead, cutter head support frame and cutter plate driver mechanism form, the cutter head support frame is fixedly connected with the frame front end, described cutterhead comprises the combination plate rail that conical top and cylindrical bottom portion consist of, the conical top of plate rail and the periphery of cylindrical bottom portion are equipped with a plurality of disk cutters, and the scope of the conical top cone angle of described plate rail is 140 °～160 °.
2. full Cross-Section Rectangular hard rock according to claim 1 is dug the anchor all-in-one, it is characterized in that: be fixedly installed interior slag trap in the described plate rail, the plate rail bottom is fixedly installed end slag trap, correspondingly with the disk cutter that circumferentially distributes on the end slag trap be provided with a plurality of scum holes that radiation distributes that are, be provided with scum board between the scum hole, slag trap inboard soffit in the end is installed with the cylinder of slagging tap, the cylinder outlet of slagging tap be positioned at the tapping mechanism start-up portion directly over, be fixedly installed in the circumferential direction of the circle the side direction slag trap with the plate rail outside of a homonymy of slagging tap.
3. full Cross-Section Rectangular hard rock according to claim 1 is dug the anchor all-in-one, it is characterized in that: described cutter plate driver mechanism comprises the drive case that is fixed on the interior slag trap, be provided with in the circumferential direction of the circle a plurality of motors and reductor on the drive case, the electric machine main shaft end is installed with gear and the bull gear engagement that is fixed on the interior slag trap, the drive case middle part is equipped with bearing support, base bearing is installed in the bearing support, and the other end of bearing support is fixed on the cutter head support frame.
4. full Cross-Section Rectangular hard rock according to claim 1 is dug the anchor all-in-one, it is characterized in that: described suspension device comprises the jumbolter that is positioned at the frame both sides, jumbolter is installed in respectively in the arcuate guide mechanism of frame both sides, arcuate guide mechanism respectively with the first guide rail sliding connection that is fixedly mounted on the frame both sides, sliding oil cylinder one end is fixed on the frame, and the other end is fixed in the arcuate guide mechanism.
5. full Cross-Section Rectangular hard rock according to claim 1 is dug the anchor all-in-one, it is characterized in that: described propulsive mechanism comprises the second guide rail and the moment of torsion oil cylinder that is fixedly mounted on frame two middle side parts, be fixedly mounted on the propelling cylinder of upper rack both sides, the other end of moment of torsion oil cylinder and propelling cylinder all is fixedly mounted in the lateral support mechanism.
6. full Cross-Section Rectangular hard rock pick anchor all-in-one according to claim 1 is characterized in that: described lateral support mechanism comprises the slip case that is slidingly connected with the second guide rail, and slip case both sides are provided with the support boots, is equipped with between support boots and the slip case and supports the boots oil cylinder.
7. full Cross-Section Rectangular hard rock pick anchor all-in-one according to claim 1 is characterized in that: described rear support mechanism comprises the rear support oil cylinder that is fixedly mounted on both sides, frame rear portion, and the piston rod afterbody of rear support oil cylinder is hinged with the rear support seat.
8. full Cross-Section Rectangular hard rock according to claim 1 is dug the anchor all-in-one, it is characterized in that: described ventilating dust-arrester comprises by a plurality of suspension ring and is installed in dedusting air duct on the roof of tunnel, the dedusting air duct extends to the outside, tunnel from the cutting means rear portion always, and the dust arrester that is positioned at pick anchor all-in-one rear portion is installed in the dedusting air duct.
9. full Cross-Section Rectangular hard rock according to claim 1 is dug the anchor all-in-one, and it is characterized in that: described tapping mechanism is drag conveyor or belt conveyor, and described frame top is installed with working platform.
10. full Cross-Section Rectangular hard rock according to claim 1 is dug the anchor all-in-one, it is characterized in that: described cutter head support frame below is provided with the cutterhead hoisting mechanism, the cutterhead hoisting mechanism comprises the lift cylinder that is fixed on the cutter head support frame, and the lift cylinder other end is fixed with the lifting bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281680 CN202645578U (en) | 2012-06-15 | 2012-06-15 | Full-section rectangular hard-rock heading and anchoring integrated machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220281680 CN202645578U (en) | 2012-06-15 | 2012-06-15 | Full-section rectangular hard-rock heading and anchoring integrated machine |
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| CN202645578U true CN202645578U (en) | 2013-01-02 |
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| CN 201220281680 Withdrawn - After Issue CN202645578U (en) | 2012-06-15 | 2012-06-15 | Full-section rectangular hard-rock heading and anchoring integrated machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102733815A (en) * | 2012-06-15 | 2012-10-17 | 中铁隧道装备制造有限公司 | Full-face rectangular hard rock tunneling and anchoring integrated machine |
| CN103334764A (en) * | 2013-07-08 | 2013-10-02 | 大连理工大学 | Method for designing rock breaking cutterhead combined by flexible expanding excavation hobbing cutters and water jets |
| CN103343693A (en) * | 2013-07-08 | 2013-10-09 | 大连理工大学 | Design method for telescopic multiple-cutting-edge expanding excavation hob partition cutting cutterhead |
| CN104265315A (en) * | 2014-09-30 | 2015-01-07 | 中铁工程装备集团有限公司 | Novel hard rock tunnel tunneling machine capable of expanding excavation |
-
2012
- 2012-06-15 CN CN 201220281680 patent/CN202645578U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102733815A (en) * | 2012-06-15 | 2012-10-17 | 中铁隧道装备制造有限公司 | Full-face rectangular hard rock tunneling and anchoring integrated machine |
| CN102733815B (en) * | 2012-06-15 | 2015-02-18 | 中铁工程装备集团有限公司 | Full-face rectangular hard rock tunneling and anchoring integrated machine |
| CN103334764A (en) * | 2013-07-08 | 2013-10-02 | 大连理工大学 | Method for designing rock breaking cutterhead combined by flexible expanding excavation hobbing cutters and water jets |
| CN103343693A (en) * | 2013-07-08 | 2013-10-09 | 大连理工大学 | Design method for telescopic multiple-cutting-edge expanding excavation hob partition cutting cutterhead |
| CN103334764B (en) * | 2013-07-08 | 2015-01-07 | 大连理工大学 | Method for designing rock breaking cutterhead combined by flexible expanding excavation hobbing cutters and water jets |
| CN104265315A (en) * | 2014-09-30 | 2015-01-07 | 中铁工程装备集团有限公司 | Novel hard rock tunnel tunneling machine capable of expanding excavation |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: He Fei Inventor after: Zhao Hua Inventor after: Zhang Ningchuan Inventor after: Zhuo Xingjian Inventor after: Wang Dujuan Inventor after: Ye Lei Inventor after: Ning Haosong Inventor after: Ma Zhe Inventor before: He Fei Inventor before: Zhao Hua Inventor before: Zhang Ningchuan Inventor before: Zhuo Xingjian Inventor before: Wang Dujuan Inventor before: Ye Lei Inventor before: Ning Haosong Inventor before: Ma Zhe |
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| C56 | Change in the name or address of the patentee |
Owner name: CHINA RAILWAY MANUFACTURING EQUIPMENT GROUP CO., L Free format text: FORMER NAME: CHINA RAILWAY TUNNELING EQUIPMENT CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 450016 No. sixth, 99 Avenue, Zhengzhou Economic Development Zone, Henan, China Patentee after: China Railway Manufacturing Equipment Group Co., Ltd. Address before: 450016 No. sixth, 99 Avenue, Zhengzhou Economic Development Zone, Henan, China Patentee before: China Railway Tunneling Equipment Co., Ltd. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130102 Effective date of abandoning: 20150218 |
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| RGAV | Abandon patent right to avoid regrant |