CN112412345A - Danger eliminating device for tunnel excavation - Google Patents
Danger eliminating device for tunnel excavation Download PDFInfo
- Publication number
- CN112412345A CN112412345A CN202011173061.XA CN202011173061A CN112412345A CN 112412345 A CN112412345 A CN 112412345A CN 202011173061 A CN202011173061 A CN 202011173061A CN 112412345 A CN112412345 A CN 112412345A
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- tunnel excavation
- hinged
- linear motor
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 70
- 238000009434 installation Methods 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 6
- 239000002689 soil Substances 0.000 abstract description 4
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 238000005422 blasting Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B11/00—Other drilling tools
- E21B11/02—Boring rams
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention belongs to the field of tunnel construction, and particularly relates to a tunnel excavation danger elimination device which comprises a support, a driving rod, an adjusting structure and a hammer head mechanism, wherein the support comprises a supporting rod, a rod body of the supporting rod and a position close to the top end of the supporting rod are respectively connected through two groups of transverse rods, each group of transverse rods is connected with a circular connector, two connectors are rotatably provided with a switching rod, the driving rod is connected with the switching rod, the top end of the switching rod is connected with a rotating arm, the rotating arm is connected with the hammer head mechanism through the adjusting mechanism, the adjusting mechanism is used for adjusting the angle and/or height of the hammer head mechanism, the switching rod is driven through the driving rod to further drive the adjusting structure on the rotating arm to rotate, the angle and height of the hammer head mechanism are adjusted through the adjusting mechanism, rock soil on the, the loosened dregs, rocks and the like are knocked down, and an operator can stand in a remote place to operate, so that the safety is improved.
Description
Technical Field
The invention belongs to the field of tunnel construction, and particularly relates to a danger eliminating device for tunnel excavation.
Background
The common method for tunnel construction mainly comprises a drilling and blasting method, excavation is carried out through blasting, after the blasting is finished, muck, rocks and the like are transported out of the tunnel by a forklift, and then related construction of a tunnel face is carried out.
Disclosure of Invention
The invention provides a danger eliminating device for tunnel excavation, which aims to solve the problems that: including support, actuating lever, regulation structure and tup mechanism, the support includes the vaulting pole, bracing piece pole body and be close to top department and connect through two sets of transverse bars respectively, every group all be connected with a ring form connector on the transverse bar, two the rotatory changeover stem that is provided with on the connector, the actuating lever is connected on the changeover stem, the changeover stem top is connected with the swinging boom, the swinging boom passes through adjustment mechanism with tup mechanism connects, adjustment mechanism is used for adjusting the angle and/or the height of tup mechanism, tup mechanism is used for the ground at hammering tunnel top.
Preferably, the adjusting mechanism comprises a first linear motor, a second linear motor and an installation rod, the first linear motor base is hinged to the rotating arm through a first hinge portion, one end of the installation rod is hinged to the rotating arm through a second hinge portion, the first hinge portion and the second hinge portion are arranged at intervals, a power rod of the first linear motor is hinged to a rod body of the installation rod, the other end of the installation rod is connected with the second linear motor base, and the power rod of the second linear motor is connected with the hammer head mechanism.
Preferably, the support comprises a first vertical rod, a second vertical rod, a third vertical rod and a fourth vertical rod, the transverse rod comprises a first transverse rod, a second transverse rod, a third transverse rod and a fourth transverse rod, one end of the first transverse rod is fixedly connected with the first vertical rod, the other end of the first transverse rod is rotatably connected with the second vertical rod, two ends of the second transverse rod are respectively fixedly connected with the second vertical rod and the third vertical rod, one end of the third transverse rod is rotatably connected with the third vertical rod, the other end of the third transverse rod is fixedly connected with the fourth vertical rod, one end of the fourth transverse rod is rotatably connected with the fourth vertical rod, and the other end of the fourth transverse rod is connected with the first vertical rod through a bolt; articulated on first horizontal pole and the third horizontal pole have the linking arm, adapter and one linking arm fixed connection and through bolt and another the linking arm is connected.
Preferably, a through square insertion port is formed in the rod body of the switching rod, two semicircular annular ball discs arranged in a mirror mode are connected to the insertion port through a square bolt, thread sections are arranged at two ends of the bolt, and the two ball discs are locked through bolts.
Preferably, the hammer mechanism comprises a base, a driving motor, an outer cover, a rotary table, a connecting rod and a sliding block, the outer cover and the driving motor are arranged on the base, the base is connected with a power rod of the second linear motor, the sliding block is arranged in the outer cover, the end of a driving shaft of the driving motor extends into the outer cover, the end of the driving shaft is connected to the center of the rotary table, a polished rod is arranged on the position, close to the edge, of the rotary table, and the two ends of the connecting rod are hinged to the sliding block and the polished rod respectively.
Preferably, the sliding block comprises a first sliding block and a second sliding block which are connected through a spring, and the connecting rod is hinged with the second sliding block.
Preferably, an elastic rod is arranged at the top of the first sliding block and is a rubber rod.
Preferably, the driving rod comprises a telescopic rod, a square joint is arranged at the end of the telescopic rod and comprises two half bodies arranged in a mirror mode, one end of each of the two half bodies is hinged to the telescopic rod, the other end of each of the two half bodies is locked through a bolt, and a square connecting section matched with the direction joint is arranged on the adapter rod.
Preferably, the rotating arm and the end of the adapter rod are connected through a mutually matched bump and a notch.
Preferably, the support is provided with a guide mechanism, the guide mechanism is provided with an arc-shaped groove, the rotating arm is provided with a guide rod matched with the arc-shaped groove in size, and when the protruding block is inserted into the notch, the guide rod is inserted into the arc-shaped groove.
The invention has the following beneficial effects: the utility model provides a dangerous device is arranged in tunnel excavation, through actuating lever drive switching pole, and then drives the regulation structure rotation on the swinging boom, by angle and the height of adjustment mechanism regulation tup mechanism, through the ground at tup mechanism hammering face top, will become flexible dregs, rock etc. hit down, the operator can stand and operate in the place far away, improves the security.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view of a stent structure according to an embodiment of the present invention;
FIG. 3 is a schematic view of a direct closed state in an embodiment of the present invention;
FIG. 4 is a schematic diagram of a ball tray insertion structure according to an embodiment of the present invention;
FIG. 5 is a schematic view of a connection structure between an adapter rod and a driving rod according to an embodiment of the present invention;
FIG. 6 is a schematic view of a connection relationship between the adapting rod, the adjusting mechanism and the hammer mechanism in the embodiment of the invention;
FIG. 7 is a schematic structural view of a guide mechanism according to an embodiment of the present invention;
FIG. 8 is a schematic view of a drive rod according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a hammer head mechanism in the embodiment of the invention.
10-a scaffold; 11-a first vertical bar; 12-a second vertical bar; 13-a third vertical bar; 14-a fourth vertical bar; 15-a first cross bar; 16-a second cross bar; 17-a third cross bar; 18-a fourth cross-bar; 20-a drive rod; 21-a telescopic rod; 22-square joint; 30-an adjustment mechanism; 31-a rotating arm; 311-notch; 312-a guide bar; 32-a first linear motor; 33-a second linear motor; 34-a mounting bar; 40-hammer head mechanism; 41-a base; 42-a drive motor; 43-an outer cover; 44-a turntable; 45-connecting rod; 46-a polish rod; 47-a first slide; 48-a second slide; 49-a spring; 50-an adapter rod; 51-square interface; 52-square connecting section; 53-bumps; 60-a connector; 61-a connecting arm; 71-square bolt; 711-a threaded section; 72-a ball tray; 80-a guide mechanism; 90-elastic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Unless otherwise specified, the technical means used in the examples are conventional means well known to those skilled in the art.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1-9, the device for eliminating danger in tunnel excavation includes a support 10, a driving rod 20, an adjusting structure and a hammer head mechanism 40, the support 10 includes a stay bar, the support bar body and the position near the top end are respectively connected through two sets of transverse bars, each set of transverse bar is connected with a circular connector 60, two connectors 60 are rotatably provided with a transfer bar 50, the driving rod 20 is connected to the transfer bar 50, the top end of the transfer bar 50 is connected with a rotating arm 31, the rotating arm 31 is connected with the hammer head mechanism 40 through an adjusting mechanism 30, the adjusting mechanism 30 is used for adjusting the angle and/or height of the hammer head mechanism 40, and the hammer head mechanism 40 is used for hammering rock soil at the top.
Two ring form connectors 60 are one on the other, the switching pole 50 passes from the connector 60 centre, it can be understood, two ring form connectors 60 entangle the switching pole 50, the switching pole 50 can rotate, it is rotatory to drive the switching pole 50 through actuating lever 20, and then drive the swinging boom 31 and rotate, and the adjustment mechanism 30 that sets up on the swinging boom 31, it is rotatory also to have driven tup mechanism 40, aim at adjustment tup mechanism 40's horizontal position, adjustment mechanism 30 is then used for adjusting tup mechanism 40's angle and/height, make tup mechanism 40 can carry out hammering operation to the region in the take the altitude, the operator only need operate actuating lever 20 and carry out ascending adjustment, and control adjustment mechanism 30 and tup mechanism 40 through electrical control equipment.
Preferably, the adjusting mechanism 30 includes a first linear motor 32, a second linear motor 33 and a mounting rod 34, a base 41 of the first linear motor 32 is hinged to the rotating arm 31 through a first hinge, one end of the mounting rod 34 is hinged to the rotating arm 31 through a second hinge, the first hinge and the second hinge are arranged at intervals, a power rod of the first linear motor 32 is hinged to the mounting rod 34 in a shaft manner, the other end of the mounting rod 34 is connected to the base 41 of the second linear motor 33, and the power rod of the second linear motor 33 is connected to the hammer head mechanism 40.
First linear electric motor 32 stretches out and draws back and cooperates the angle in order to adjust installation pole 34 with a plurality of pin joints, and second linear electric motor 33 stretches out and draws back in order to adjust the height of tup mechanism 40, and the rotatory regulation of cooperation swinging boom 31 realizes the coverage formula operation of certain limit and height, and the connection between installation pole 34 and the second linear electric motor 33 adopts the detachable mode to be connected, say bolt locking, prior art such as draw-in groove is fixed, and this place is not repeated.
As a preferable scheme, the support 10 includes a first vertical rod 11, a second vertical rod 12, a third vertical rod 13 and a fourth vertical rod 14, the transverse rods include a first transverse rod 15, a second transverse rod 16, a third transverse rod 17 and a fourth transverse rod 18, one end of the first transverse rod 15 is fixedly connected with the first vertical rod 11, the other end of the first transverse rod is rotatably connected with the second vertical rod 12, two ends of the second transverse rod 16 are respectively fixedly connected with the second vertical rod 12 and the third vertical rod 13, one end of the third transverse rod 17 is rotatably connected with the third vertical rod 13, the other end of the third transverse rod is fixedly connected with the fourth vertical rod 14, one end of the fourth transverse rod 18 is rotatably connected with the fourth vertical rod 14, and the other end of the fourth transverse rod is connected with the; the first cross rod 15 and the third cross rod 17 are hinged to connecting arms 61, and the adapter is fixedly connected with one connecting arm 61 and connected with the other connecting arm 61 through a bolt.
It can be understood that the connecting arm 61 can be rotatory to draw in the adapter in the face at horizontal pole and montant place around the horizontal pole, and the articulated relation between horizontal pole and the montant makes whole device can draw in, and to tunnel construction, the space is limited, has certain restriction to accomodating of equipment, through the mode that draws in, reduces the space of equipment and occupies, is favorable to other process constructions and carries.
Preferably, a through square socket 51 is arranged on the shaft of the adapter rod 50, two semi-circular ball discs 72 arranged in a mirror image mode are connected to the socket through a square bolt 71, thread sections 711 are arranged at two ends of the bolt, and the two ball discs 72 are locked through bolts.
Preferably, the hammer head mechanism 40 includes a base 41, a driving motor 42, an outer cover 43, a rotary table 44, a connecting rod 45 and a sliding block, the outer cover 43 and the driving motor 42 are disposed on the base 41, the base 41 is connected with a power rod of the second linear motor 33, the sliding block is disposed in the outer cover 43, an end of a driving shaft of the driving motor 42 extends into the outer cover 43, an end of the driving shaft is connected to a center of the rotary table 44, a polish rod 46 is disposed near an edge of the rotary table 44, and two ends of the connecting rod 45 are respectively hinged to the sliding block and the polish rod.
The driving motor 42 drives the turntable 44 to rotate, the polished rod 46 arranged at the edge of the turntable 44 eccentrically rotates to further drive the connecting rod 45 hinged with the turntable, the connecting rod 45 drives the sliding block to reciprocate under the limitation of the outer cover 43, the hammering function is realized, and the sliding block impacts rock soil at the top of the tunnel to carry out danger elimination.
The driving motor 42 here is a servo motor, and the rotation speed thereof can be controlled to adjust the frequency of the slider hammering.
Preferably, the slider comprises a first slider 47 and a second slider 48 connected by a spring 49, the connecting rod 45 being hinged to the second slider 48.
The slider is rigid to the striking of ground, because the operator carries out the operation on ground, has certain distance with the tunnel top to illumination condition in the tunnel is poor, is difficult to accurate judgement striking object's stability degree, and rigid striking probably leads to the country rock unstability that has certain stability, connects two sliders through spring 49, and when striking, spring 49 can absorb partial force, turns into the flexibility with rigid striking, promotes the security.
Preferably, an elastic rod 90 is disposed on the top of the first slider 47, and the elastic rod 90 is a rubber rod.
Further, the elastic rod 90 is arranged on the top of the first sliding block 47, the upper end of the elastic rod 90 is arranged in a scattering mode, the coverage range of impact is improved to a certain degree, the end head of the elastic rod 90 has a certain smashing effect on rock soil, the possibility of hitting down unstable objects is improved, and the rubber rod is well suitable for the operation due to the advantage of toughness.
Preferably, the driving rod 20 includes a telescopic rod 21, a square joint 22 is disposed at an end of the telescopic rod 21, the square joint 22 includes two half bodies arranged in a mirror image manner, one end of each of the two half bodies is hinged to the telescopic rod 21, the other end of each of the two half bodies is locked by a bolt, and a square connecting section 52 matched with the direction joint is disposed on the adapter rod 50.
The purpose of using the telescopic rod 21 is to allow a certain adjustment of the distance between the operator and the working area, the operator being able to select a safe and easy-to-observe distance according to the current circumstances, where the square connecting section 52 can in fact take the form of any convex prism, the square joint 22 consisting of two respective halves being a through hole matching the connecting section.
Preferably, the rotating arm 31 and the end of the adapter rod 50 are connected through a protrusion 53 and a notch 311 that are matched with each other, and the rotating arm 31 and the adapter rod 50 are connected in a plugging manner, so that the disassembly is convenient.
As a preferable scheme, the support 10 is provided with the guide mechanism 80, the guide mechanism 80 is provided with an arc-shaped groove, the rotating arm 31 is provided with a guide rod 312 matched with the arc-shaped groove in size, when the projection 53 is inserted into the notch 311, the guide rod 312 is inserted into the arc-shaped groove, the guide mechanism 80 is fixed on the support 10 through a bolt, on one hand, the guide mechanism 80 provides a guide effect for the rotating arm 31 through the arc-shaped groove, and more importantly, the guide mechanism can provide support for the adjusting mechanism 30 and the hammer head mechanism 40 arranged on the rotating arm 31, so that the stability of the two mechanisms on the rotating arm 31 is ensured.
When the device is used, the device is erected firstly, the second linear motor 33 is controlled to lift the hammer head mechanism 40 to a position close to the top of a tunnel, then the first linear motor 32 and the driving rod 20 are controlled to adjust the angle of the hammer head, the driving motor 42 is started to hammer after aiming at a hammering object, the two linear motors and the driving motor 42 can be controlled in a wired mode, a lead is arranged along the support 10 and is sleeved through a soft first closing, then the lead is tied on the support 10, or the lead is controlled in a wireless remote control mode, even if any remote control technology in the prior art is used, the repeated description is omitted, and after the device is used, the hammer head mechanism 40, the adjusting mechanism 30 and the guiding mechanism 80 are taken down, and the support 10 is folded.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and those skilled in the art should make various changes, modifications, alterations, and substitutions on the technical solution of the present invention without departing from the spirit of the present invention, which falls within the protection scope defined by the claims of the present invention.
Claims (10)
1. Danger device is arranged in tunnel excavation, its characterized in that: including support, actuating lever, regulation structure and tup mechanism, the support includes the vaulting pole, bracing piece pole body and be close to top department and connect through two sets of transverse bars respectively, every group all be connected with a ring form connector on the transverse bar, two the rotatory changeover stem that is provided with on the connector, the actuating lever is connected on the changeover stem, the changeover stem top is connected with the swinging boom, the swinging boom passes through adjustment mechanism with tup mechanism connects, adjustment mechanism is used for adjusting the angle and/or the height of tup mechanism, tup mechanism is used for the ground at hammering tunnel top.
2. The tunnel excavation danger eliminating device of claim 1, wherein: the adjusting mechanism comprises a first linear motor, a second linear motor and an installation rod, wherein a first linear motor base is hinged to the rotating arm through a first hinged portion, one end of the installation rod is hinged to the rotating arm through a second hinged portion, the first hinged portion and the second hinged portion are arranged at intervals, a first linear motor power rod is hinged to the rod body of the installation rod, the other end of the installation rod is connected with the second linear motor base, and a second linear motor power rod is connected with the hammer head mechanism.
3. The tunnel excavation danger eliminating device of claim 1, wherein: the support comprises a first vertical rod, a second vertical rod, a third vertical rod and a fourth vertical rod, the transverse rod comprises a first transverse rod, a second transverse rod, a third transverse rod and a fourth transverse rod, one end of the first transverse rod is fixedly connected with the first vertical rod, the other end of the first transverse rod is rotatably connected with the second vertical rod, two end heads of the second transverse rod are respectively fixedly connected with the second vertical rod and the third vertical rod, one end of the third transverse rod is rotatably connected with the third vertical rod, the other end of the third transverse rod is fixedly connected with the fourth vertical rod, one end of the fourth transverse rod is rotatably connected with the fourth vertical rod, and the other end of the fourth transverse rod is connected with the first vertical rod through a bolt; articulated on first horizontal pole and the third horizontal pole have the linking arm, adapter and one linking arm fixed connection and through bolt and another the linking arm is connected.
4. The tunnel excavation danger eliminating device of claim 1, wherein: the adapter rod body is provided with a through square insertion port, the insertion port is connected with two semicircular ball discs arranged in a mirror mode through a square bolt, thread sections are arranged at two ends of the bolt, and the two ball discs are locked through bolts.
5. The tunnel excavation danger eliminating device of claim 2, wherein: the hammer mechanism comprises a base, a driving motor, an outer cover, a rotary table, a connecting rod and a sliding block, wherein the outer cover and the driving motor are arranged on the base, the base is connected with a power rod of a second linear motor, the sliding block is arranged in the outer cover, the end head of a driving shaft of the driving motor is deep into the outer cover, the end head of the driving shaft is connected to the center of the rotary table, a polished rod is arranged at the position, close to the edge, of the rotary table, and two ends of the connecting rod are hinged to the sliding block and the polished rod respectively.
6. The tunnel excavation danger eliminating device of claim 5, wherein: the slider includes first slider and the second slider through spring coupling, the connecting rod with the second slider is articulated.
7. The tunnel excavation danger eliminating device of claim 6, wherein: the top of the first sliding block is provided with an elastic rod which is a rubber rod.
8. The tunnel excavation danger eliminating device of claim 1, wherein: the driving rod comprises a telescopic rod, a square joint is arranged at the end of the telescopic rod and comprises two half bodies arranged in a mirror mode, one end of each half body is hinged to the telescopic rod, the other end of each half body is locked through a bolt, and a square connecting section matched with the direction joint is arranged on the switching rod.
9. The tunnel excavation danger eliminating device of claim 1, wherein: the rotating arm is connected with the end head of the adapter rod through a mutually matched lug and a notch.
10. The tunnel excavation danger eliminating apparatus of claim 9, wherein: the support is provided with a guide mechanism, the guide mechanism is provided with an arc-shaped groove, the rotating arm is provided with a guide rod matched with the arc-shaped groove in size, and when the convex block is inserted in the notch, the guide rod is inserted in the arc-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011173061.XA CN112412345B (en) | 2020-10-28 | 2020-10-28 | Danger eliminating device for tunnel excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011173061.XA CN112412345B (en) | 2020-10-28 | 2020-10-28 | Danger eliminating device for tunnel excavation |
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| Publication Number | Publication Date |
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| CN112412345A true CN112412345A (en) | 2021-02-26 |
| CN112412345B CN112412345B (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011173061.XA Active CN112412345B (en) | 2020-10-28 | 2020-10-28 | Danger eliminating device for tunnel excavation |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202989972U (en) * | 2012-12-25 | 2013-06-12 | 张家口宣化华泰矿冶机械有限公司 | Underground relief trolley |
| CN104295302A (en) * | 2014-09-22 | 2015-01-21 | 贵州致力穿山机械设备有限责任公司 | Tunnel construction pumice removal machine |
| CN110439589A (en) * | 2019-07-15 | 2019-11-12 | 襄阳市恒诺信机械有限公司 | A kind of dedicated slag-tapping device of getting rid of the danger of multifunctional tunnel |
| US20200080411A1 (en) * | 2018-08-31 | 2020-03-12 | Sandvik Mining And Construction Oy | Rock breaking device |
| CN110962952A (en) * | 2019-01-23 | 2020-04-07 | 招远市铱璐光电科技有限公司 | Mine danger elimination robot |
| AU2020101899A4 (en) * | 2020-08-20 | 2020-09-24 | East China University Of Technology | A Geological Exploration Equipment |
-
2020
- 2020-10-28 CN CN202011173061.XA patent/CN112412345B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202989972U (en) * | 2012-12-25 | 2013-06-12 | 张家口宣化华泰矿冶机械有限公司 | Underground relief trolley |
| CN104295302A (en) * | 2014-09-22 | 2015-01-21 | 贵州致力穿山机械设备有限责任公司 | Tunnel construction pumice removal machine |
| US20200080411A1 (en) * | 2018-08-31 | 2020-03-12 | Sandvik Mining And Construction Oy | Rock breaking device |
| CN110962952A (en) * | 2019-01-23 | 2020-04-07 | 招远市铱璐光电科技有限公司 | Mine danger elimination robot |
| CN110439589A (en) * | 2019-07-15 | 2019-11-12 | 襄阳市恒诺信机械有限公司 | A kind of dedicated slag-tapping device of getting rid of the danger of multifunctional tunnel |
| AU2020101899A4 (en) * | 2020-08-20 | 2020-09-24 | East China University Of Technology | A Geological Exploration Equipment |
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| Publication number | Publication date |
|---|---|
| CN112412345B (en) | 2022-09-13 |
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