CN101575972B - Crossed chain-cutting narrow crawler double-push liquid wedge and support type stone tunnelling machine - Google Patents
Crossed chain-cutting narrow crawler double-push liquid wedge and support type stone tunnelling machine Download PDFInfo
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- CN101575972B CN101575972B CN2008100964891A CN200810096489A CN101575972B CN 101575972 B CN101575972 B CN 101575972B CN 2008100964891 A CN2008100964891 A CN 2008100964891A CN 200810096489 A CN200810096489 A CN 200810096489A CN 101575972 B CN101575972 B CN 101575972B
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Abstract
The invention relates to a crossed chain-cutting narrow crawler double-push liquid wedge and support type stone head development machine which is characterized in that a working machine head (1) of the development machine comprises a square headpiece body (2), a tooth spanning type cutting chain (3), a hydraulic slit propeller (4), a liquid wedge (5) and a liquid support (6), and a machine body ofthe development machine comprises a long-arm conveyor (7), an external wrapping circular track type crawler running mechanism (8) and a shell (44). The crossed chain-cutting narrow crawler double-pus h liquid wedge and support type stone head development machine is suitable for the advancing exploitation of mines with any rigidity because the working machine head (1) of the development machine enables the energy consumption of shattered unit blocks to become very low so that close type cutting, shedding and exportation are realized, the hydraulic slit propeller (4) and the external wrapping circular track type crawler running mechanism (8) enable the development machine to obtain very high strength and rock breaking capability so that high-speed advancing exploitation is realized, and the liquid wedge (5) and the liquid support (6) utilize the characteristics of the low tensile strength of rocks and adopt hydraulic pressure to realize the breakage and the support shedding without shakings and noises.
Description
Technical field
The invention belongs to mine, water conservancy, highway construction plant equipment, be specifically related to a kind of crossed chain-cutting narrow crawler double-push liquid wedge and support type stone head development machine.
Background technology
Existing development machine, broken unit energy consumption is excessive, and driving speed is very slow; Lumpiness is little, and dust is big, adapts to hardness and is very limited.Adopting explosion aspect mine, water conservancy, the highway construction mostly, cause many accident potential.Purpose of the present invention solves the problem that prior art exists with regard to being, provides a kind of crossed chain-cutting narrow crawler double-push liquid of energy-conserving and environment-protective rapidly and efficiently completely newly to split support type stone head development machine.
Summary of the invention
A kind of crossed chain-cutting narrow crawler double-push liquid wedge and support type stone head development machine, development machine working machine head 1 by square toes helmet body 2, stride and tooth-likely cut that chain 3, hydraulic slit propeller 4, liquid split 5, liquid support 6 is formed, machine body of boring machine is made up of long-armed conveyer 7, external wrapping ring-rail type caterpillar running mechanism 8, housing 44.Square toes helmet body 2 anterior square tube body rear portion helmet bodies, be rigidly connected in the square tube body transverse guides 11 and the longitudinal guide plate 10 parallel and equidistant respectively with biside plate with its upper and lower plates, the helmet body has rectangular opening that long-armed conveyer 7 is put in.The helmet body rectangular opening distribution peripheral guide plate 22 of the different gradients of two classes is in length and breadth left in the periphery of square toes helmet body 2, square toes helmet body 2 peripheral guide plate 22 of peripheral vertical class and corresponding longitudinal guide plates 10, square tube body biside plate constitutes the longitudinal guide plate group, square toes helmet body peripheral guide plate 22 of 2 peripheral horizontal classes and corresponding transverse guides 11, square tube body upper and lower plates constitutes the transverse guides group, longitudinal guide plate group and first guide rail 21 that matches, first sparge pipe 23, first strides the tooth-like chain 3 that cuts, first sprocket wheel 20 is formed vertical chain cutter 24, transverse guides group and second guide rail 21 that matches, second sparge pipe 23, second strides the tooth-like chain 3 that cuts, second sprocket wheel 20 is formed horizontal chain cutter 25.Be respectively equipped with in longitudinal guide plate 10 and square tube body biside plate forward position and contain hole 26 horizontal chain cutter 25 is passed through, have the hole of culvert that vertical chain cutter 24 is passed through in square tube body upper and lower plates forward position.Vertically the sprocket wheel 20 of chain cutter 24 and horizontal chain cutter 25 joins with power and control system 9.Striding the tooth-like chain 3 that cuts connects to form through bearing pin 18 head and the tail by striding tooth-like chain 12 embedded rollers 19, striding tooth-like chain 12 is made of carcass 13 and two braces 14, carcass 13 is installed cutter head, two braces 14 cooperate with first and second sprocket wheels 20, first and second guide rails 21, outer recessed 16 of brace 14 heads are provided with axis hole 15 respectively with afterbody indent 17, and head and the tail axis hole 15 20 two teeth of therebetween sprocket wheel when cooperating with sprocket wheel 20.Setting-in hydraulic slit propeller 4, liquid split 5 and liquid support 6 successively respectively on upper and lower plates, biside plate, longitudinal guide plate 10 and the transverse guides 11 of square toes helmet body 2 square tube bodies, all liquid split 5 straight on the head 32 remain on same perpendicular, on longitudinal guide plate 10 and transverse guides 11, adopt combination to splitting 34, on square tube body upper and lower plates biside plate, all adopt the unidirectional liquid of effect inwards to split 5.Liquid support 6 splits 5 with a certain distance from liquid, and liquid support 6 can adopt combination split support 36, combination to supportting 35 or the liquid support 6 of unidirectional effect inwards according to feelings.
Long-armed conveyer 7 by long-armed 37 and conveyer 38 form, two long-armed 37 is 38 liang of nations of conveyer.Sleeve shaft 51 sockets behind long-armed axle sleeve 39 and the square toes helmet body 2 helmet bodies, the axle sleeve socket of long-armed tail pipe oblique crank Z 40 and housing afterbody grillage 45; The major axis 41 of long-armed 37 above-head connects on the hoist cylinder 42 earrings respectively and adjusts oil cylinder 43 back earrings, and 42 times earrings of hoist cylinder are connected with spindle nose 47 on housing the place ahead grillage 46, adjusts oil cylinder 43 preceding earrings and overlaps 52 with the helmet body apical axis of square toes helmet body 2 and be connected; Sleeve shaft 50 overcoat helmet body front rolls 48 are to roll before conveyer 38 conveyer belts before the helmet body, and sleeve shaft 51 overcoat helmet body back rolls 49 place in the middle of conveyer 38 conveyer belts behind the helmet body.Power and control system 9 are set in the housing 44 of external wrapping ring-rail type caterpillar running mechanism 8, and housing 44 concave shaped cavities top is provided with long-armed conveyer 7.
Description of drawings
Fig. 1 is a crossed chain-cutting narrow crawler double-push liquid wedge and support type stone head development machine overall structure side schematic view of the present invention
Fig. 2 is tooth-like chain (3) structural representation that cuts for the present invention strides
Fig. 3 splits (5) structural representation for liquid of the present invention
Fig. 4 supports (6) structural representation for liquid of the present invention
Fig. 5 splits (6) three kinds of combinations of (5) liquid support schematic diagram for liquid of the present invention
Fig. 6 splits (5) for development machine working machine head (1) front elevation drawing of the present invention and liquid schematic diagram is set
Fig. 7 is a crossed chain-cutting narrow crawler double-push liquid wedge and support type stone head development machine of the present invention middle section schematic diagram
Indicate among the figure:
1, development machine working machine head 2, square toes helmet body 3, stride the tooth-like chain 4 that cuts, hydraulic slit propeller 5, liquid splits 6, liquid support 7, long-armed conveyer 8, external wrapping ring-rail type caterpillar running mechanism 9, power and control system 10, longitudinal guide plate 11, transverse guides 12, stride tooth-like chain 13, carcass 14, brace 15, axis hole 16, outer recessed 17 of head, afterbody indent 18, bearing pin 19, roller 20, sprocket wheel 21, guide rail 22, peripheral guide plate 23, sparge pipe 24, vertical chain cutter 25, horizontal chain cutter 26, contain hole 27, flat type oil cylinder 28, cylinder body 29, cylinder cap 30, piston 31, sealing ring 32, straight on the head 33, key 34, combination is to splitting 35, combination is to supportting 36, support 37 is split in combination, long-armed 38, conveyer 39, long-armed axle sleeve 40, long-armed tail pipe oblique crank Z 41, major axis 42, hoist cylinder 43, adjust oil cylinder 44, housing 45, housing afterbody grillage 46, housing the place ahead grillage 47, spindle nose 48, helmet body front roll 49, helmet body back roll 50, sleeve shaft 51 before the helmet body, sleeve shaft 52 behind the helmet body, helmet body apical axis cover.
The specific embodiment
In conjunction with the accompanying drawings, specific embodiment of the invention segmentation is described
1, square toes helmet body 2
As Fig. 1, shown in Figure 6, square toes helmet body 2 anterior square tube body rear portion helmet bodies, be rigidly connected in the square tube body transverse guides 11 and the longitudinal guide plate 10 parallel and equidistant respectively with biside plate with its upper and lower plates, the helmet body has rectangular opening that long-armed conveyer 7 is put in.The helmet body rectangular opening distribution peripheral guide plate 22 of the different gradients of two classes is in length and breadth left in square toes helmet body 2 peripheries, peripheral guide plate 22 of vertical class and corresponding longitudinal guide plate 10, square tube body biside plate constitute the longitudinal guide plate group, and peripheral guide plate 22 of horizontal class and corresponding transverse guides 11, square tube body upper and lower plates constitute the transverse guides group.The longitudinal guide plate group is striden tooth-like chain 3, the vertical chain cutter 24 of first sprocket wheel, 20 compositions of cutting with first guide rail 21, first sparge pipe 23, first that match, and the transverse guides group is striden tooth-like chain 3, the horizontal chain cutter 25 of second sprocket wheel, 20 compositions of cutting with second guide rail 21, second sparge pipe 23, second that match.Be respectively equipped with in longitudinal guide plate 10 and square tube body biside plate forward position and contain hole 26 horizontal chain cutter 25 is passed through, have the hole of culvert that vertical chain cutter 24 is passed through in square tube body soil lower plate forward position.The forward and the periphery of square toes helmet body 2 have constituted the crossed chain-cutting system, i.e. development machine working machine head 1 crossed chain-cutting cutting part.During development machine work, along with hydraulic slit propeller 4 or external wrapping ring-rail type caterpillar running mechanism 8 constantly advance and the vertically crisscross cutting of chain cutter 24 horizontal chain cuttves 25, the ore deposit rock is split into serial flat column stick.
2, stride the tooth-like chain 3 that cuts
Shown in Fig. 2 a, b, c, stride the tooth-like chain 3 that cuts and connect to form through bearing pin 18 head and the tail by striding tooth-like chain 12 embedded rollers 19.Stride tooth-like chain 12 and be made of carcass 13 and two braces 14, carcass 13 is installed cutter head, and two braces 14 cooperate with first and second sprocket wheels 20, first and second guide rails 21.Outer recessed 16 of brace 14 heads are provided with axis hole 15 respectively with afterbody indent 17, and head and the tail axis hole 15 20 two teeth of therebetween sprocket wheel when cooperating with sprocket wheel 20.Stride the tooth-like guide rail 21 that cuts chain 3 and be embedded on longitudinal guide plate group and the transverse guides group, guide rail 21 both sides are provided with sparge pipe 23 lubricated coolings and stride the tooth-like chain 3 that cuts.Stride the tooth-like main tool that chain 3 is development machine cuttings of cutting, the installation of cutter head can adopt hard to close or diamond blade according to ore deposit rock situation.
3, hydraulic slit propeller 4
As shown in Figure 1, hydraulic slit propeller 4 is inlaid in the front portion of square toes helmet body 2 square tube body upper and lower plates biside plates and longitudinal guide plate 10 transverse guides 11, and the slot that utilizes development machine working machine head 1 crossed chain-cutting to cut out carries out hydraulic pressure and advances.When development machine was started working, external wrapping ring-rail type caterpillar running mechanism 8 at first advanced.After hydraulic slit propeller 4 entered slot fully, external wrapping ring-rail type caterpillar running mechanism 8 quit work, and hydraulic slit propeller 4 is started working.It is powerful that this intensive hydraulic slit advances the propulsive force that is produced, and not only provides cutting the broken required pressure of rock, also drives whole machine body and walks forward.When the ore deposit rock was soft, the capable mechanism 8 of external wrapping ring-rail type caterpillar directly advanced; When not needing high thrust, rock cutting in ore deposit can not turn off part hydraulic slit propeller 4.During development machine work, hydraulic slit propeller 4 utilizes slit that square toes helmet body 2 and ore deposit rock mass are connected as a single entity, thereby realizes stable cutting.
4, liquid splits 5
Shown in Fig. 3, Fig. 5 a, b, liquid split 5 by straight on the head 32 and flat oil cylinder 27 form.The flat oil cylinder comprises cylinder body 28, cylinder cap 29, piston 30, sealing ring 31 and A, B oil duct.Straight on the head 32 insert pistons such as the top is rigidly connected, straight on the head 32 do not exceed the oil cylinder upper surface when not working, the height of oil cylinder equals to stride the tooth-like width that cuts after chain 3 is installed cutter heads.According to mode of occupation, liquid splits 5 can unite use, combination is arranged to splitting 34, making up and split support 36.As Fig. 1, shown in Figure 6, liquid is split 5 rear portions that are installed in hydraulic slit propeller 4, adopts combination to splitting 34 on longitudinal guide plate 10 transverse guides 11, all adopts the unidirectional liquid of effect inwards to split 5 on square toes helmet body 2 square tube body upper and lower plates biside plates.Thereby all liquid are split 5 straight on the head 32 remain on a same perpendicular and make moment liquid split 5 pairs of ore deposit rock sticks and split the reaction force that when cutter produce and obtain decomposing.Combination equates that to splitting 34 two-way active forces the reaction force to longitudinal guide plate 10 or transverse guides 11 during work also obtains decomposing.For the ore deposit rock stick of general hardness, the liquid that the four sides distributes 5 processes of advancing to split support through cutter of splitting just can rupture and drop.Need lean on liquid support 6 to accomplish fracture by joint efforts for ultrahard or the bigger ore deposit rock stick of lumpiness.
5, the liquid support 6
Shown in Fig. 4, Fig. 5 b, c, liquid support 6 is made up of key 33 and flat oil cylinder 27.Flat oil cylinder 27 comprises cylinder body 28, cylinder cap 29, piston 30, sealing ring 31 and A, B oil duct.Key 33 is rigidly connected with piston 30 tops, and whole height is waited until in striding the tooth-like width that cuts after chain 3 is installed cutter head.Liquid support 6 be used in combination combination to supportting 35 and split support 36 with the combination that liquid is split 5 immixtures.As shown in Figure 1, liquid support 6 liquid that leave the place ahead are split 5 certain distances, utilize the low characteristics of Tensile Strength of Rock to make to be subjected to four sides liquid to split the 5 ore deposit rock sticks of splitting cutter and quicken fracture and utilize wedge surface constantly to advance ore deposit rock stick is dropped fully.The installation of liquid support 6 only makes rock stick face in ore deposit stressed.
6, long-armed conveyer 7
As Fig. 1, shown in Figure 7, long-armed conveyer 7 by long-armed 37 and conveyer 38 form, two long-armed 37 is 38 liang of groups of conveyer.Sleeve shaft 51 sockets behind long-armed axle sleeve 39 and the square toes helmet body 2 helmet bodies, the axle sleeve socket of long-armed tail pipe oblique crank Z 40 and housing afterbody grillage 45; The major axis 41 of long-armed 37 above-head connects the last earrings of hoist cylinder 42 respectively and adjusts the back earrings of oil cylinder 43, the following earrings of hoist cylinder 42 is connected with spindle nose 47 on housing the place ahead grillage 46, and the preceding earrings of adjusting oil cylinder 43 overlaps 52 with square toes helmet body 2 helmet body apical axis and is connected.Sleeve shaft 50 overcoat helmet body front rolls 48 are to roll before conveyer 38 conveyer belts before the helmet body.Sleeve shaft 51 overcoat helmet body back rolls 49 place in the middle of conveyer 38 conveyer belts behind the helmet body.Long-armed conveyer 7 can rotate around the axle sleeve of housing afterbody grillage 45 through long-armed tail pipe oblique crank Z 40, and hoist cylinder 42 makes long-armed conveyer 7 head liftings.Because square toes helmet body 2 being connected of sleeve shaft 51 and long-armed axle sleeve 39 behind the helmet body, and square toes helmet body 2 is through adjusting being connected of oil cylinder 43 and long-armed conveyer 7, thereby make square toes helmet body 2 can carry out lifting and angular adjustment, thereby realize the lifting and the adjusting of development machine working machine head 1.As shown in Figure 1, helmet body front roll 48 rolls before as conveyer 38 conveyer belts, directly make the ore deposit rock stick and the granulated slag output of intercepting in square toes helmet body 2, because the sealing of square toes helmet body 2 and long-armed conveyer 7 put in helmet body rectangular opening and can soft envelope protect, and long-armed conveyer 7 tops can seal and protect, so development machine work can realize totally-enclosed cleaning operation.
7, external wrapping ring-rail type caterpillar running mechanism 8
As Fig. 1, shown in Figure 7, power and control system 9 are set in the housing 44 of external wrapping ring-rail type caterpillar running mechanism 8, the concave shaped cavity top of housing 44 is provided with long-armed conveyer 7.External wrapping ring-rail type caterpillar running mechanism 8 has been saved machine greatly and has been taken up space, and its roller crawler belt cooperates the very low development machine that makes of abrasion to advance steady running flexible with the wheel track of external wrapping ring-rail.
It is very low that development machine working machine head 1 crossed chain-cutting of the present invention becomes the power consumption of broken unit, narrow crawler double-push has high-intensity quick rock breaking capacity, liquid splits that shockproof noiseless fracture is carried out in 5 liquid support 6 and support falls, and the combination of square toes helmet body 2 and long-armed conveyer 7 realizes cutting, declining, intercept, carry totally-enclosed working continuously.
Claims (3)
1. crossed chain-cutting narrow crawler double-push liquid wedge and support type stone head development machine, it is characterized in that, development machine working machine head (1) by square toes helmet body (2), stride and tooth-likely cut that chain (3), hydraulic slit propeller (4), liquid are split (5), liquid support (6) is formed, machine body of boring machine is made up of long-armed conveyer (7), external wrapping ring-rail type caterpillar running mechanism (8), housing (44); The anterior square tube body of square toes helmet body (2) rear portion helmet body, be rigidly connected in the square tube body transverse guides (11) and the longitudinal guide plate (10) parallel and equidistant respectively with biside plate with its upper and lower plates, the helmet body has rectangular opening that long-armed conveyer (7) is put in; The helmet body rectangular opening distribution peripheral guide plate (22) of the different gradients of two classes is in length and breadth left in square toes helmet body (2) periphery, square toes helmet body (2) peripheral guide plate (22) of peripheral vertical class and corresponding longitudinal guide plate (10), square tube body biside plate constitutes the longitudinal guide plate group, peripheral guide plate (22) of the peripheral horizontal class of square toes helmet body (2) and corresponding transverse guides (11), square tube body upper and lower plates constitutes the transverse guides group, the longitudinal guide plate group is with first guide rail (21) that matches, first sparge pipe (23), first strides the tooth-like chain (3) that cuts, first sprocket wheel (20) is formed vertical chain cutter (24), and the transverse guides group is with second guide rail (21) that matches, second sparge pipe (23), second strides the tooth-like chain (3) that cuts, second sprocket wheel (20) is formed horizontal chain cutter (25); Be respectively equipped with in longitudinal guide plate (10) and square tube body biside plate forward position and contain hole (26) horizontal chain cutter (25) is passed through, have the hole of culvert that vertical chain cutter (24) is passed through in square tube body upper and lower plates forward position, vertically the sprocket wheel (20) of chain (24) and horizontal chain cutter (25) joins with power and control system (9); Striding the tooth-like chain (3) that cuts connects to form through bearing pin (18) head and the tail by striding the embedded roller of tooth-like chain (12) (19), striding tooth-like chain (12) is made of carcass (13) and two braces (14), carcass (13) is installed cutter head, two braces (14) cooperate with first and second sprocket wheels (20), first and second guide rails (21), the outer recessed head of brace (14) head (16) is provided with axis hole (15) respectively with afterbody indent head (17), and head and the tail axis holes (15) and sprocket wheel (20) (20) two teeth of therebetween sprocket wheel when cooperating; On upper and lower plates, biside plate, longitudinal guide plate (10) and the transverse guides (11) of square toes helmet body (2) square tube body, set gradually setting-in hydraulic slit propeller (4), liquid respectively and split (5) and liquid support (6); Straight on the head (32) that all liquid are split (5) remain on a same perpendicular, adopt combination liquid to split (34) on longitudinal guide plate (10) and transverse guides (11) respectively, all adopt the unidirectional liquid of effect inwards to split (5) on square tube body upper and lower plates and biside plate; Liquid support (6) is split (5) with a certain distance from liquid, and liquid support (6) adopts combination to split support (36), combination to support (35) or unidirectional liquid support (6) according to feelings; Long-armed conveyer (7) is made up of long-armed (37) and conveyer (38), and long-armed (37) are conveyer (38) two nations; Sleeve shaft (51) socket behind long-armed axle sleeve (39) and square toes helmet body (2) the helmet body, long-armed tail pipe oblique crank Z (40) and housing afterbody grillage (45) axle sleeve socket, the major axis (41) of long-armed (37) above-head connects hoist cylinder (42) respectively and goes up earrings and adjust oil cylinder (43) back earrings, hoist cylinder (42) down earrings is connected with spindle nose (47) on housing the place ahead grillage (46), and the preceding earrings of adjustment oil cylinder (43) is connected with square toes helmet body (2) helmet body apical axis cover (52); Sleeve shaft (50) overcoat helmet body front roll (48) is to roll before conveyer (38) conveyer belt before the helmet body, and sleeve shaft behind the helmet body (51) overcoat helmet body back roll (49) places in the middle of conveyer (38) conveyer belt; Power and control system (9) are set in the housing (44) of external wrapping ring-rail type caterpillar running mechanism (8), and housing (44) concave shaped cavity top is provided with long-armed conveyer (7).
2. crossed chain-cutting narrow crawler double-push liquid wedge and support type stone head development machine according to claim 1 is characterized in that, described liquid is split (5) by straight on the head (32) and flat oil cylinder (27) are formed; Flat oil cylinder (27) comprises cylinder body (28), cylinder cap (29), piston (30), sealing ring (31) and A, B oil duct, straight on the head (32) insertion piston (30) top is rigidly connected, when not working straight on the head (32) be no more than the oil cylinder upper surface, flat oil cylinder (27) highly equals to stride the tooth-like width that cuts after chain (3) is installed cutter head.
3. crossed chain-cutting narrow crawler double-push liquid wedge and support type stone head development machine according to claim 1 is characterized in that, described liquid support (6) is made up of key (33) and flat oil cylinder (27); Flat oil cylinder (27) comprises cylinder body (28), cylinder cap (29), piston (30), sealing ring (31) and A, B oil duct, key (33) is rigidly connected with piston (30) top, and liquid support (6) whole height equals to stride the width after tooth cuts chain (3) installation cutter head when not working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100964891A CN101575972B (en) | 2008-05-07 | 2008-05-07 | Crossed chain-cutting narrow crawler double-push liquid wedge and support type stone tunnelling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100964891A CN101575972B (en) | 2008-05-07 | 2008-05-07 | Crossed chain-cutting narrow crawler double-push liquid wedge and support type stone tunnelling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101575972A CN101575972A (en) | 2009-11-11 |
| CN101575972B true CN101575972B (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008100964891A Expired - Fee Related CN101575972B (en) | 2008-05-07 | 2008-05-07 | Crossed chain-cutting narrow crawler double-push liquid wedge and support type stone tunnelling machine |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102337887B (en) * | 2010-07-18 | 2015-09-23 | 张有贤 | Overpass chain cutting tower type lump extraction support protection conveying type combined lump coal machine |
| CN107218048B (en) * | 2017-07-27 | 2023-06-02 | 中铁工程装备集团有限公司 | Horseshoe-shaped heading machine propelled by crawler belt |
| CN110714767A (en) * | 2018-07-12 | 2020-01-21 | 中国矿业大学(北京) | Coal mine rock roadway rapid tunneling construction process |
| CN113914892B (en) * | 2021-11-16 | 2024-02-20 | 中铁第四勘察设计院集团有限公司 | Tooth-clip type shield segment circumferential seam connecting device and application method thereof |
| CN114251089B (en) * | 2021-12-27 | 2023-08-08 | 太原理工大学 | Diamond rope sawing roof device and method for mine tunnel |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1236058A (en) * | 1998-05-14 | 1999-11-24 | 张有贤 | Slit propeller with coated-pipe frame in cylinder |
| CN1054090C (en) * | 1997-02-21 | 2000-07-05 | 张有贤 | Roller chain rolling-pushing type cutting machine |
| CN1530516A (en) * | 2003-03-16 | 2004-09-22 | 张有贤 | Vertical cross chain cutting method and its tunneller, long wall mining machine and stone mining machine |
| CN1276190C (en) * | 2001-11-15 | 2006-09-20 | 张有贤 | Set cylinder hydraulie slit propeller |
-
2008
- 2008-05-07 CN CN2008100964891A patent/CN101575972B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1054090C (en) * | 1997-02-21 | 2000-07-05 | 张有贤 | Roller chain rolling-pushing type cutting machine |
| CN1236058A (en) * | 1998-05-14 | 1999-11-24 | 张有贤 | Slit propeller with coated-pipe frame in cylinder |
| CN1276190C (en) * | 2001-11-15 | 2006-09-20 | 张有贤 | Set cylinder hydraulie slit propeller |
| CN1530516A (en) * | 2003-03-16 | 2004-09-22 | 张有贤 | Vertical cross chain cutting method and its tunneller, long wall mining machine and stone mining machine |
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| CN101575972A (en) | 2009-11-11 |
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