CN207739940U - A kind of multifunctional tunnel rock drilling arching all-in-one machine - Google Patents
A kind of multifunctional tunnel rock drilling arching all-in-one machine Download PDFInfo
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- CN207739940U CN207739940U CN201721809254.3U CN201721809254U CN207739940U CN 207739940 U CN207739940 U CN 207739940U CN 201721809254 U CN201721809254 U CN 201721809254U CN 207739940 U CN207739940 U CN 207739940U
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Abstract
A kind of multifunctional tunnel rock drilling arching all-in-one machine, including it is built up in chassis（1）On host platform（2）, the rear portion of the host platform passes through revolving bed（5）Two arm supports are set（6）, the arm support foldable withdrawal under traveling or stationary state；The front end revolution of forearm, which is provided with, grabs arch device（18）, rock drilling device（19）, manned platform（24）, truck-mounted crane（23）.The utility model can carry out arch supporting operation when full section of tunnel, two steps, three bench excavations, pass through the cooperation of two arm supports and its equipment above, arch can be realized with vehicle transport, the drilling and installation arch installation, hanging bar-mat reinforcement, weld transverse bar, anchor pole and advanced tubule, and efficiency is far above artificial.
Description
Technical field
The utility model is related to engineering machinery, more particularly to a kind of multifunctional tunnel rock drilling arching all-in-one machine.
Background technology
In constructing tunnel, when country rock grade is poor, generally require to carry out arch supporting, to improve the stabilization of country rock
Property.
Existing arch machine is generally two-arm, is configured with one or two hanging basket, and arm support is generally two section telescopic arms.Due to arm
Frame is not foldable, and the manipulator of arm support front end can not reach the installation that arch is carried out inside three step of tunnel, and practice of construction
In the arch supportings of three steps be arch supporting that is very universal, thus still needing manually to carry out three steps.In addition encircle
Frame, which installs, need to beat lock foot anchoring stock and system anchor bolt, if country rock is very poor, also need to carry out advanced tubule supporting, due to
Existing arch machine is not equipped with drilling and the mounting device of anchor pole and advanced tubule, needs in addition to arrange manual operation gas supporting leg
Roof-bolter drills and carries out the installation of anchor pole, and efficiency is very low.
Arch machine uses truck chassis or crawler body at present, and some is even to the simple refit of digging machine, structure, work(
Can be all fairly simple, there is no the complete sets of solutions for forming arch supporting, are not completely new arch center mounting devices, thus all
It does not succeed in constructing tunnel use.
In short, existing arch machine can not achieve the full working scope of tunnel arch installation（Tunneling boring, two steps, three steps）、
Full process（The drilling and installation that arch transports with vehicle, arch docking, hangs bar-mat reinforcement, welds transverse bar, anchor pole and advanced tubule）It applies
Work, and efficiency is low, seriously constrains use of the arch machine in constructing tunnel, and up to the present, the country is real without one
The equipment of tunnel arch installation can be met.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of completely new tunnels with arching and rock drilling function
Supporting Mobile workbench, when which can carry out the three kinds of benching tunnelling method excavations in tunnel（Tunneling boring, two steps, three steps）Arch apply
Work, while arch can be realized with vehicle transport, arch docking, drilling and the peace for hanging bar-mat reinforcement, weldering transverse bar, anchor pole and advanced tubule
The all process steps of dress are constructed, and efficiency is far above artificial.
To solve the above-mentioned problems, technical solution used by the utility model is：A kind of multifunctional tunnel rock drilling arching
All-in-one machine, including the host platform that is built up on chassis, the rear portion of the host platform pass through revolving bed and two arm supports, host are arranged
The both sides of platform are disposed with support arch device, and the front and back ends bottom of host platform is disposed with front leg strut and rear support leg, wherein：
The arm support includes the integral large arm of hinge connections, middle arm and forearm, and is arranged between the large arm and revolving bed
It can make the big arm cylinder of large arm reverse flip, the middle arm oil that can make middle arm parallel folds in large arm is set between middle arm and large arm
Cylinder is arranged the leveling cyclinder that can make forearm holding level, makes arm support that can be rolled under traveling or stationary state between forearm and middle arm
Overlapping is returned；The front end revolution of forearm, which is provided with, grabs arch device, rock drilling device, manned platform, truck-mounted crane；It is described to grab arch device and chisel
Rock device is integrated on the above and below at a balladeur train both ends, and the middle part of the balladeur train is connected by the first slewing equipment rotated around X-axis
It is connected to forearm, the rotation that the position for grabbing arch device and rock drilling device passes through the first slewing equipment is made to switch over；
The rock drilling device includes rock drill, upper guide plate, drilling rod, propelling cylinder, forward beam, compensating cylinder, lower guiding
Plate, the rock drill connect composition first movement pair, one end of the propelling cylinder and propulsion by upper guide plate with forward beam
Beam connects, and the other end of propelling cylinder is connect by wire rope pulley mechanism with rock drill；The forward beam passes through lower guide plate
The second prismatic pair of composition is connect with balladeur train, compensating cylinder one end is connect with balladeur train, and the other end is connect with forward beam.
The support arch device is mounted on host platform both sides by the first mounting base and the second mounting base, which encircles device packet
The first and second connecting rod is included, one end of first and second connecting rod is hingedly connected to the first and second mounting base, and first connecting rod and second connecting rod
The other end hinged one for placing the bracket with fixed steel arch, hinged oscillating oil cylinder between the first mounting base and second connecting rod.
The chassis is the wheel undercarriage of four-wheel drive.
The big arm cylinder is arranged in the top of large arm.
The middle arm includes middle arm housing, and telescopic oil cylinder is arranged in middle arm housing, and middle arm inner sleeve is arranged in telescopic oil cylinder, and
The telescopic end of middle arm inner sleeve and telescopic oil cylinder connects, and one end of the middle arm oil cylinder connects large arm, arm housing in other end connection.
One end of first slewing equipment is fixedly connected with balladeur train, and the other end is hinged on the second revolution dress rotated around Y-axis
It sets, the second slewing equipment is fixedly connected with forearm by connecting seat.
The arch device of grabbing grabs arch including one, which is respectively set clamp structure and guide frame, should
Grab arch bottom be arranged the 5th slewing equipment, and the axis of the 5th slewing equipment with grab the axially vertical of arch；5th revolution
The bottom of device is connect with the 6th slewing equipment, and the axis of the five, the six slewing equipments is mutually perpendicular to, and making to grab arch can be around
The axis of five slewing equipments rotates, and can also be rotated around the axis of the 6th slewing equipment.
The clamp structure includes two and is fastened on the fixed seat for grabbing arch both ends, the middle parts of two clamping limbs respectively with
The outside of fixed seat is hinged, and the upper end of two clamping limbs is fixedly connected with one end of connecting plate, and the other end of two connecting plates leads to respectively
It crosses axis pin and is hinged briquetting, clamping oil cylinder is set between the lower end of two clamping limbs.
The guide frame includes opposite two guide plates set up, and the upper end of two guide plates is respectively set to relative tilt
Bevel edge.
The front and back ends bottom of the host platform is disposed with front leg strut and rear support leg, and the extension elongation of the front leg strut
Longer than the rear support leg extension elongation, the rear support leg is connect by the horizontal inner sleeve that energy stretches out after oblique with host platform, with
Keep the stability of complete machine.
The multi-functional trolley of tunnel support includes diesel power systems independent of each other and motor power system, institute
It states diesel power systems and provides power for traveling, supporting leg action, the motor power system passes through in cable and tunnel
Power station is connected, and power is provided for equipment and auxiliary system.
The utility model arm support is under traveling or stationary state, and for large arm under the action of big arm cylinder, reverse flip is parallel
It is placed on the support base of host platform, under the action of middle arm oil cylinder, parallel folds are placed in large arm middle arm.Forearm is being adjusted
It is kept under the action of flat oil cylinder horizontal.More arm support folding retract modes of such original creation, have been solved perfectly previous arch horn frame
The problem for causing the long turning radius of vehicle big cannot be withdrawn, and is so designed, arm support development rate is fast, and arm support is stretched longer
Higher in constructing tunnel, can make arm support cross middle step more due to there is folding arm, reach and carry out arch branch inside three steps
Shield.
The utility model grabs arch device and rock drilling device and is arranged opposite in balladeur train, and the one of balladeur train and the first slewing equipment
End is fixed, and the other end of the first slewing equipment is fixed by connecting seat and the second slewing equipment.First slewing equipment and second time
Rotary device can rotate respectively around X-axis and Y-axis, and the switching of arch function and rock drilling function and the change of working range are grabbed to reach
Change.
The utility model is using cumulative principle, and the displacement using rock drill with respect to forward beam is as a hemistich of rock drilling device
Journey, other half stroke of the forward beam with respect to the displacement of rack as rock drilling device.Rock drilling device entire in this way is in identical work
In the case of stroke the length dimension of forward beam by be conventional apparatus half, rock drilling device can be met in operation in narrow space
It needs.
Arch is lifted by truck-mounted crane by the multi-functional trolley of the utility model tunnel support grabs arch device and grabs on arch, grabs
Arch adjusts posture after clamping arch, carries out the docking of two sections of arches in the air, and construction personnel will with bolt on hanging basket later
Arch is fixed.After installing a Pin arches, transverse bar is welded, hangs bar-mat reinforcement.It is finally drilled by rock drill and anchor pole and advanced small is installed
Conduit.This completes the once mountings of arch.When the multi-functional trolley of the utility model tunnel support carry out full section of tunnel,
It, can be by adjusting work clothes on the collapsing length, pitch angle and arm support of arm support when the arch construction of two steps or three steps
The degree of freedom set meets various operating mode needs.
Description of the drawings
Fig. 1 is a kind of stereogram of multifunctional tunnel rock drilling arching all-in-one machine of the utility model.
Fig. 2 is the schematic diagram after the arm support of the utility model is withdrawn
Fig. 3 is the schematic diagram of the arm support of the utility model（Rock drilling device is in front end）.
Fig. 4 is the schematic diagram one grabbed arch device and switched by the first slewing equipment with rock drilling device of the utility model（Chisel
Rock device is in front end）.
Fig. 5 is the schematic diagram two grabbed arch device and switched by the first slewing equipment with rock drilling device of the utility model（It grabs
Encircle device in front end）.
Fig. 6 is the assembling schematic diagram that the utility model grabs arch device.
Fig. 7 is the clamping device installation diagram that the utility model grabs that arch device is used for I-steel arch.
Fig. 8 is the rock drilling device structural schematic diagram that there is the utility model two-stage to promote.
Fig. 9 is that the utility model rock drilling device promotes preceding two/one stroke structural schematic diagram.
Figure 10 is half stroke structural schematic diagram after the utility model rock drilling device promotes.
Figure 11 is the assembling schematic diagram that the utility model support encircles device.
Figure 12 is the utility model leg structure schematic diagram.
Specific implementation mode
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of multifunctional tunnel rock drilling arching all-in-one machine provided by the utility model, mainly by chassis 1, master
Machine platform 2, support arch device 4, arm support 6, supporting leg 7 form.Chassis 1 be wheel undercarriage, four-wheel drive, have faster travel speed and
Preferable climbing capacity.On host platform 2, it is disposed with hydraulic pressure, automatically controlled, dynamical system and other auxiliary systems, host platform 2
It is disposed with supporting leg 7, whole vehicle stability is kept when arch machine is constructed, avoids tumbling.Arm support 6 is mounted on host by revolving bed 5
On platform 2, and there are two arm supports 6, structure is similar, is arranged in the rear portion of host platform 2.Support arch device 4 is installed by mounting base 3
In the both sides of host platform 2, quantity has 2, and structure is similar.
As shown in Fig. 2, under traveling or stationary state, the large arm 11 of arm support 6 is reversely turned under the action of big arm cylinder 12
Turn to be placed in parallel on the support base 8 of host platform 6, for middle arm 9 under the action of middle arm oil cylinder 10, parallel folds are placed on large arm
On 11.Forearm 14 keeps horizontal under the action of leveling cyclinder 13.More arm support folding retract modes of such original creation, are solved perfectly
Previous arch horn frame cannot withdraw the problem for causing the long turning radius of vehicle big, and arm support development rate is fast.This reality
It, can be in the single line tunnel that cross-sectional width is 6m with this tunnel support Mobile workbench with arching and rock drilling function of novel offer
Smoothly current and construction in road.
As shown in figure 3, the arm support 6 of the utility model includes revolving bed 5,12 one end of big arm cylinder is hinged on revolving bed 5,
The other end is hinged on the upper edge of large arm 11；Middle arm 9 is hinged on the middle arm housing 15 in large arm 11 including one end, middle arm inner sleeve 17
One end is set in middle arm housing 15 and makees opposite sliding, and the other end of middle arm inner sleeve 17 is hinged on forearm 14, middle arm inner sleeve
17 are driven by the flexible of telescopic oil cylinder 16.Forearm 14 keeps horizontal under the action of leveling cyclinder 13.The front end of forearm 14
Arch device 18 and rock drilling device 19 are grabbed in setting.Manned platform 24 is connected by third slewing equipment 21 with forearm 14, can pitching and
It is flexible, pass through the automatically controlled real-time level for realizing manned platform 24.Truck-mounted crane 23 is connected by swing mechanism 22 with forearm 14, can be bowed
Face upward, stretch, can 360 ° revolution arch is lifted into grab arch device 18 clamping head on.
As shown in Figure 4, Figure 5, it grabs arch device 18 with rock drilling device 19 to be arranged on the upper and lower surface of a balladeur train 40, grabs arch
Device 18 is connect by the 4th slewing equipment 26 with balladeur train 40, and rock drilling device 19 is set up directly on balladeur train 40, and balladeur train 40
Middle part is fixedly connected with one end of the first slewing equipment 20, and the other end of the first slewing equipment 20 is turned round by connecting seat 27 and second
Device 25 is fixedly connected, and the second slewing equipment 25 is fixedly linked with forearm 14.First slewing equipment 20 is rotated around X-axis, thus logical
The rotation of the first slewing equipment 20 is crossed, it can be achieved that grabbing the switching of arch device 18 and rock drilling device 19, cunning is in when grabbing arch device 18
When 40 top of frame, can clamping arch, and pass through the first slewing equipment 20 rotated around X-axis, the second slewing equipment rotated around Y-axis
25, the 4th slewing equipment 26 adjusts arch posture, carries out the installation of arch.When the first slewing equipment 20 rotates 180 degree again, chisel
Rock device 19 is in 40 top of balladeur train, you can is drilled and installed anchor pole and ductule operation.
As shown in Figure 6, Figure 7, it grabs arch device 18 and grabs arch 1813 including one, which is respectively set clamping knot
The 5th slewing equipment 1814, and the 5th slewing equipment is arranged in structure 1811 and guide frame 1812, the bottom for grabbing arch 1813
1814 axis with grab the axially vertical of arch 1813；The bottom of 5th slewing equipment 1814 connects with the 6th slewing equipment 1815
It connects, and the axis of the five, the six slewing equipments 1814,1815 is mutually perpendicular to, making to grab arch 1813 can be around the 5th slewing equipment
1814 axis rotation, can also rotate around the axis of the 6th slewing equipment 1815.Clamp structure 1811 is connected and fixed including two
It is hinged with the outside of fixed seat 18115 respectively at the middle part of the fixed seat 18115 for grabbing 1813 both ends of arch, two clamping limbs 18112,
And two the upper end of clamping limb 18112 be fixedly connected with one end of connecting plate 18113, the other end of two connecting plates 18113 passes through respectively
Axis pin is hinged briquetting 18114, and clamping oil cylinder 18111 is arranged between the lower end of two clamping limbs 18112.Guide frame 1812 includes phase
To two guide plates 18121 set up, the upper end of two guide plates 18121 is respectively set to the bevel edge of relative tilt.
As Figure 8-Figure 10, rock drilling device 19 includes rock drill 191, upper guide plate 192, drilling rod 193, propelling cylinder
194, forward beam 195, compensating cylinder 196, lower guide plate 197.Rock drill 191 is connect by upper guide plate 192 with forward beam 195
First movement pair is formed, one end of propelling cylinder 194 is connect with forward beam 195, and the other end of propelling cylinder 194 passes through steel wire rope
Pulley mechanism is connect with rock drill 191, and rock drill will be acted on by wire rope pulley mechanism when propelling cylinder 194 works
191, relative motion of the rock drill 191 with respect to forward beam 195 is realized, to realize the half stroke of rock drilling device 19.Forward beam
195 connect the second prismatic pair of composition by lower guide plate 197 with balladeur train 40, and 196 one end of compensating cylinder is connect with balladeur train 40, another
End is connect with forward beam 195, forward beam 195 will be pushed to be moved with respect to balladeur train 40 when compensating cylinder 196 works, to realize rock drilling
Another half trip of device.
Drilling rod 193 is connected on rock drill 191, balladeur train 40 is equipped with the puncheon centralizing device 1910 for buttressing drilling rod 193.Balladeur train
Positional cylinder 198 is additionally provided on 40, the front end of positional cylinder 198 is provided with locating rod 199, will when positional cylinder 198 stretches out
Drive locating rod 199 toward extension, until on its top to working face.
As shown in figure 11, steel arch 31 is placed on the carrier 34, and 29 one end of first connecting rod is hinged on the carrier 34, other end hinge
It is connected in the first mounting base 28, the first mounting base 28 is connected with host platform 2.33 one end of second connecting rod is hinged on the carrier 34,
The other end is hinged in the second mounting base 32, and the second mounting base 32 is connected with host platform 2.30 one end of oscillating oil cylinder is hinged on
On two connecting rods 33, the other end is hinged in the first mounting base 28.By the flexible of oscillating oil cylinder 30, bracket 34 and steel arch 31 are driven
It is front and back to move up and down, it is easy to lift steel arch 31.
As shown in figure 12, supporting leg 7 includes front leg strut 35 and rear support leg 38, and front leg strut 35 and rear support leg 38 are arranged in master
The both sides of machine platform 6, and scalable front leg strut inner sleeve 36 is equipped in front leg strut 35, telescopic rear support leg is equipped in rear support leg 38
Inner sleeve 39, while rear support leg 38 is connected and fixed by horizontal inner sleeve 37 and host platform 2.When tunnel excavation length of bench is shorter
When, front leg strut inner sleeve 36 is longer than the stretching of rear support leg inner sleeve 39, thus can be supported on the A of slope, makes complete machine level to carry out
Operation.In addition horizontal inner sleeve 37 can it is oblique after stretch keep complete machine stability.
Claims (10)
1. a kind of multifunctional tunnel rock drilling arching all-in-one machine, including it is built up in chassis（1）On host platform（2）, the host is flat
The rear portion of platform passes through revolving bed（5）Two arm supports are set（6）, the both sides of host platform are disposed with support arch device（4）, feature exists
In：
The arm support（6）Including the integral large arm of hinge connections（11）, middle arm（9）And forearm（14）, and the large arm and revolution
The big arm cylinder that can make large arm reverse flip and realize folding is set between seat（12）, middle arm can be made by being arranged between middle arm and large arm
Middle arm oil cylinder of the parallel folds in large arm（10）, the leveling cyclinder that can make forearm holding level is set between forearm and middle arm
（13）, make arm support foldable withdrawal under traveling or stationary state；The front end of forearm is provided with by swing mechanism grabs arch device
（18）, rock drilling device（19）, manned platform（24）, truck-mounted crane（23）, and described grab arch device（18）And rock drilling device（19）Collection
Cheng Yi balladeur trains（40）Above and below on, the middle part of the balladeur train passes through the first slewing equipment for being rotated around X-axis（20）It is connected to small
Arm makes the rotation that the position for grabbing arch device and rock drilling device passes through the first slewing equipment switch over；
The rock drilling device includes rock drill（191）, upper guide plate（192）, drilling rod（193）, propelling cylinder（194）, forward beam
（195）, compensating cylinder（196）, lower guide plate（197）, the rock drill, which is connect by upper guide plate with forward beam, forms first
One end of prismatic pair, the propelling cylinder is connect with forward beam, and the other end of propelling cylinder passes through wire rope pulley mechanism and chisel
Rock machine connects；The forward beam connect the second prismatic pair of composition by lower guide plate with balladeur train, and compensating cylinder one end connects with balladeur train
It connects, the other end is connect with forward beam.
2. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 1, which is characterized in that the support encircles device
（4）Pass through the first mounting base（28）With the second mounting base（32）Mounted on host platform both sides, it includes first and second which, which encircles device,
Connecting rod（29、33）, one end of first and second connecting rod is hingedly connected to the first and second mounting base, and first connecting rod and second connecting rod
The other end hinged one is for placing the bracket with fixed steel arch（34）, hinged oscillating oil cylinder between the first mounting base and second connecting rod
（30）.
3. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 1, which is characterized in that the chassis is four
The wheel undercarriage of wheel drive.
4. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 1, which is characterized in that the big arm cylinder
It is arranged in the top of large arm.
5. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 1, which is characterized in that the middle arm includes
Middle arm housing（15）, telescopic oil cylinder is arranged in middle arm housing（16）, middle arm inner sleeve is arranged in telescopic oil cylinder（17）, and middle arm inner sleeve
It is connect with the telescopic end of telescopic oil cylinder, one end of the middle arm oil cylinder connects large arm, arm housing in other end connection.
6. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 1, which is characterized in that first revolution
One end of device is fixedly connected with balladeur train, and the other end is hinged on the second slewing equipment rotated around Y-axis（25）On, the second slewing equipment
Pass through connecting seat（27）It is fixedly connected with forearm.
7. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 1, which is characterized in that described to grab arch device
Arch is grabbed including one（1813）, which is respectively set clamp structure (1811) and guide frame (1812), this is grabbed
The 5th slewing equipment is arranged in the bottom of arch（1814）, and the axis of the 5th slewing equipment with grab the axially vertical of arch；5th
The bottom of slewing equipment and the 6th slewing equipment（1815）Connection, and the axis of the five, the six slewing equipments is mutually perpendicular to, and makes to grab arch
Frame can be rotated around the axis of the 5th slewing equipment, can also be rotated around the axis of the 6th slewing equipment.
8. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 7, which is characterized in that the clamp structure
The fixed seat for grabbing arch both ends is fastened on including two（18115）, two clamping limbs（18112）Middle part respectively with fixed seat
Outside it is hinged, and the upper end of two clamping limbs is fixedly connected with connecting plate（18113）One end, the other end of two connecting plates leads to respectively
It crosses axis pin and is hinged briquetting（18114）, setting clamping oil cylinder between the lower end of two clamping limbs（18111）.
9. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 7, which is characterized in that the guide frame
Include opposite two guide plates set up（18121）, the upper end of two guide plates is respectively set to the bevel edge of relative tilt.
10. a kind of multifunctional tunnel rock drilling arching all-in-one machine according to claim 1, which is characterized in that the host is flat
The front and back ends bottom of platform is disposed with front leg strut（35）And rear support leg（38）, and the extension elongation of the front leg strut is than the rear branch
Leg extension elongation is long, the horizontal inner sleeve that the rear support leg is stretched out by energy after oblique（37）It is connect with host platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721809254.3U CN207739940U (en) | 2017-12-22 | 2017-12-22 | A kind of multifunctional tunnel rock drilling arching all-in-one machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721809254.3U CN207739940U (en) | 2017-12-22 | 2017-12-22 | A kind of multifunctional tunnel rock drilling arching all-in-one machine |
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| Publication Number | Publication Date |
|---|---|
| CN207739940U true CN207739940U (en) | 2018-08-17 |
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ID=63119116
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| CN201721809254.3U Active CN207739940U (en) | 2017-12-22 | 2017-12-22 | A kind of multifunctional tunnel rock drilling arching all-in-one machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842311A (en) * | 2017-12-22 | 2018-03-27 | 长沙科达智能装备股份有限公司 | A kind of multifunctional tunnel rock drilling arching all-in-one |
| CN111594212A (en) * | 2020-06-02 | 2020-08-28 | 中国铁建重工集团股份有限公司 | Drill splitting trolley |
| CN113513259A (en) * | 2021-07-28 | 2021-10-19 | 济宁勤昌工贸有限公司 | Crawler-type anchoring drilling machine with stable support |
| CN113513259B (en) * | 2021-07-28 | 2024-06-04 | 济宁勤昌工贸有限公司 | Crawler-type anchor rig with steady support |
-
2017
- 2017-12-22 CN CN201721809254.3U patent/CN207739940U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842311A (en) * | 2017-12-22 | 2018-03-27 | 长沙科达智能装备股份有限公司 | A kind of multifunctional tunnel rock drilling arching all-in-one |
| CN111594212A (en) * | 2020-06-02 | 2020-08-28 | 中国铁建重工集团股份有限公司 | Drill splitting trolley |
| CN113513259A (en) * | 2021-07-28 | 2021-10-19 | 济宁勤昌工贸有限公司 | Crawler-type anchoring drilling machine with stable support |
| CN113513259B (en) * | 2021-07-28 | 2024-06-04 | 济宁勤昌工贸有限公司 | Crawler-type anchor rig with steady support |
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