CN115506803A - A chisel hair device for tunnel - Google Patents
A chisel hair device for tunnel Download PDFInfo
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- CN115506803A CN115506803A CN202211304918.6A CN202211304918A CN115506803A CN 115506803 A CN115506803 A CN 115506803A CN 202211304918 A CN202211304918 A CN 202211304918A CN 115506803 A CN115506803 A CN 115506803A
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- bracket
- scabbling
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- 230000007246 mechanism Effects 0.000 claims abstract description 74
- 238000007788 roughening Methods 0.000 claims abstract description 34
- 230000001681 protective effect Effects 0.000 claims description 13
- 239000011435 rock Substances 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003806 hair structure Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
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Classifications
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- 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
- E21D9/10—Making by using boring or cutting machines
- E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a tunnel roughening device, which comprises a walking main body and a roughening assembly, wherein the walking main body is provided with a plurality of guide rails; the walking body is used for walking in the tunnel so as to switch the scabbling position; the scabbling assembly comprises an arm support mechanism, a bracket, a sliding frame, a driving mechanism and a scabbling mechanism; according to the invention, the bracket is driven to reach the designated working position through the telescopic and pitching arm support mechanism, the carriage can slide relative to the bracket, and when the cable blocks the scabbling mechanism and cannot scabble the hole wall, the carriage can slide between the cable and the hole wall from the side direction under the driving of the driving mechanism, so that the scabbling mechanism can avoid the cable from scabbling the hole wall, namely the problem of cable interference during scabbling work is solved, and the scabbling efficiency is greatly improved.
Description
Technical Field
The invention relates to the field of tunnel construction, in particular to a chiseling device for a tunnel.
Background
The existing tunnel defect renovation construction roughening method is generally mechanical roughening, a roughening drill bit is mounted at the end of a mechanical arm of a small excavator, and a worker conducts roughening through controlling the mechanical arm in a cab, so that roughening operation is achieved on the premise of ensuring a construction environment.
The problem that current chisel hair structure exists is: the contact net or the tunnel wall optical cable wire inside the tunnel can not be avoided, the full-section mechanical construction can not be completely realized, the influence of dust or falling rocks caused by chiseling on the contact net and the optical cable wire tube can not be well controlled, and the efficiency still needs to be improved.
In summary, there is an urgent need for a tunnel roughening device to solve the problem in the prior art that the influence of the cable or contact system inside the tunnel and the dust generated by roughening on the inner structure of the tunnel cannot be avoided.
Disclosure of Invention
The invention aims to provide a tunnel roughening device, which solves the problem that cables or contact networks in a tunnel and dust generated by roughening cannot influence the inner structure of the tunnel in the prior art, and has the following specific technical scheme:
a chiseling device for a tunnel is characterized by comprising a walking main body and a chiseling assembly arranged on the walking main body; the walking main body is used for walking in the tunnel; the scabbling assembly comprises an arm support mechanism, a bracket, a sliding frame, a driving mechanism and a scabbling mechanism; one end of the arm support mechanism is connected to the walking main body, the other end of the arm support mechanism is connected with the bracket, and the arm support mechanism is used for realizing telescopic and pitching actions; the sliding frame is arranged on the bracket in a sliding manner; the driving mechanism is arranged on the bracket and is used for driving the sliding frame to slide on the bracket; the scabbling mechanism is arranged on the sliding frame and used for scabbling on the wall of the tunnel.
Preferably, in the above technical scheme, the boom mechanism comprises a telescopic boom and a pitching cylinder; two ends of the telescopic arm are respectively hinged with the walking main body and the bracket; two ends of the pitching oil cylinder are respectively hinged with the telescopic arm and the walking main body.
Preferably, in the above technical solution, the arm support mechanism further includes a support arm; the telescopic arm is hinged with the bracket through the supporting arm, and two ends of the supporting arm are respectively hinged with the telescopic arm and the bracket.
Preferably, the bracket comprises a bracket body and a plurality of groups of telescopic supporting pieces; the multiple groups of telescopic supporting pieces are respectively arranged on two sides of the bracket body along the walking direction of the walking main body, and the telescopic supporting pieces are used for supporting and stabilizing the bracket body on the hole wall.
Preferably, the bracket further comprises a guide roller; the sliding frame is provided with a guide sliding chute along the sliding direction; the guide roller is arranged in the guide sliding groove.
Above technical scheme is preferred, the shape of carriage is the arc, and the radian of this arc matches with the radian of hole wall.
According to the preferable technical scheme, a protective groove for receiving falling rocks is formed in one side, close to the wall of the hole, of the sliding frame; the scabbling mechanism is arranged in the protective groove.
Preferably, the sliding frame is provided with an arch manipulator.
Preferably, the driving mechanism comprises a driving part and a gear; the driving piece is arranged on the bracket; the gear is fixed on the output end of the driving piece; the sliding frame is fixedly provided with a plurality of groups of pins, the plurality of groups of pins are arranged along the sliding direction of the sliding frame, and the gears are meshed with the plurality of groups of pins.
Above technical scheme is preferred, is provided with multiunit chisel hair assembly on the walking main part.
The technical scheme of the invention has the following beneficial effects:
(1) The invention discloses a scabbling device for a tunnel, which comprises a walking main body and a scabbling assembly, wherein the walking main body is provided with a plurality of walking holes; the walking body is used for walking in the tunnel so as to switch the scabbling position; the scabbling assembly comprises an arm support mechanism, a bracket, a sliding frame, a driving mechanism and a scabbling mechanism; according to the invention, the bracket is driven to reach the designated working position by the telescopic and pitching arm support mechanism, the carriage can slide relative to the bracket, and when a cable (namely a contact net) blocks the scabbling mechanism from being incapable of scabbling the hole wall, the carriage can slide between the cable and the hole wall from the side direction under the driving of the driving mechanism, so that the scabbling mechanism can avoid the cable from scabbling the hole wall, namely the problem of cable interference during scabbling work is solved, and the scabbling efficiency is greatly improved.
(2) The telescopic arm can drive the bracket to realize the telescopic action, and the pitching oil cylinder can drive the bracket to perform pitching action so as to adapt to the full-section scabbling construction of the tunnel.
(3) The supporting arm can increase the degree of freedom of the arm support mechanism, so that structures such as cables in the tunnel can be better avoided during tunnel vault roughening construction, and the flexibility is higher.
(4) The cantilever crane mechanism presses the bracket on the wall of the hole, and the multiple groups of telescopic supporting pieces can extend out towards the wall of the hole according to working conditions so as to ensure the stability of the bracket in working and further ensure the stable operation of chiseling.
(5) The bracket and the sliding frame are matched through the guide wheel roller and the guide sliding groove, so that the bracket and the sliding frame can slide smoothly and relatively stably.
(6) The arc-shaped sliding frame can be attached to the wall of the hole to slide in an arc direction, so that a gap between a cable and the wall of the hole can be penetrated from the side direction to perform scabbling work, and the cable can be better avoided.
(7) The protective groove can catch falling rocks or dust and the like generated by tunnel damage when the chiseling work is carried out, protect cables and structures in the tunnel from being damaged, and avoid the pollution and safety problems of the dust or the falling rocks to the working environment.
(8) According to the invention, the arch frame manipulator is arranged on the sliding frame, so that the device can also perform arch erection, and the device has multiple purposes and high integration.
(9) The invention provides the sliding driving force of the sliding frame through the driving piece, adopts the meshing form of the gear and the pin to carry out power transmission, and has reliable structure.
(10) The invention is provided with two groups of scabbling assemblies in total, and can greatly improve the construction efficiency.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
In the drawings:
fig. 1 is a schematic view of a roughening device for tunnels according to the present embodiment in operation;
fig. 2 is another schematic view of the roughening device for tunnels of the present embodiment in operation;
FIG. 3 is a schematic structural view of the bracket of FIG. 1;
FIG. 4 isbase:Sub>A schematic view A-A of FIG. 3;
FIG. 5 is a schematic view of a step surface in the present embodiment;
fig. 6 is a schematic structural view of the carriage of fig. 1 (illustrating the arch manipulator);
FIG. 7 is a schematic view of an arch robot on the carriage grasping the arch;
fig. 8 is a partial schematic view of the mounting arch (the arrow indicates the sliding direction of the carriages);
FIG. 9 is a partial schematic view of the bracket supported on the wall of the hole;
wherein, 1, a walking body; 2. a roughening assembly; 2.1, a boom mechanism; 2.11, a telescopic arm; 2.12, a support arm; 2.2, a bracket; 2.21, a bracket body; 2.21a, an intermediate connecting plate; 2.21b, side plates; 2.22, a telescopic support; 2.22a, a telescopic oil cylinder; 2.22b, top block sleeve; 2.23, guide rollers; 2.3, a sliding frame; 2.31, a guide chute; 2.32, a protective groove; 2.33, an arch frame manipulator; 2.34, a pin; 2.35, a protection plate; 2.36, a high-pressure water mist dust removal pipe; 2.4, a driving mechanism; 2.41, a driving piece; 2.42, gear; 2.5, a scabbling mechanism; 3. a cable; 4.a tunnel section; 4.a, a step surface; 5. an arch center.
Detailed Description
Embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example (b):
a chiseling device for tunnel, includes walking main part 1 and sets up chiseling assembly 2 on walking main part 1, and the quantity of chiseling assembly 2 has the multiunit (two sets are illustrated in this embodiment) in this embodiment, is first chiseling assembly and second chiseling assembly respectively, and chiseling assembly 2 is used for carrying out the chisel hair operation on the hole wall in tunnel, as shown in fig. 1-9, specifically as follows:
as shown in fig. 1 and 2, the traveling body 1 is used to drive the two sets of roughening assemblies 2 to travel in the longitudinal direction of the tunnel, so as to switch the roughening positions of the roughening assemblies 2 in the longitudinal direction of the tunnel, and the traveling body 1 may refer to an existing wheel-type traveling mechanism or a rail-type traveling mechanism.
The scabbling assembly 2 comprises an arm support mechanism 2.1, a bracket 2.2, a sliding frame 2.3, a driving mechanism 2.4 and a scabbling mechanism 2.5;
the specific structure of the boom mechanism 2.1 is as follows, as shown in fig. 1 and 2:
the boom mechanism 2.1 is used for driving the bracket 2.2 to perform pitching and stretching actions so that the bracket 2.2 can perform working position conversion, the boom mechanism 2.1 specifically comprises a telescopic arm 2.11 and a pitching oil cylinder (not marked), and the telescopic arm 2.11 is of a structure capable of performing multi-stage telescopic movement; one end of a telescopic arm 2.11 is hinged with the walking main body 1, the other end of the telescopic arm 2.11 is hinged with the back of the bracket 2.2 (or the supporting arm 2.12), two ends of a pitching oil cylinder are respectively hinged with the walking main body 1 and the telescopic arm 2.11, and the pitching oil cylinder drives the telescopic arm 2.11 to vertically pitch; the telescopic arm 2.11 is constructed according to the prior art.
Preferably, the arm support mechanism 2.1 of the second roughening assembly 2 of this embodiment further includes a support arm 2.12, the other end of the telescopic arm 2.11 of the second roughening assembly 2 is hinged to one end of the support arm 2.12, and the other end of the support arm 2.12 is hinged to the back of the bracket 2.2.
The specific structure of the bracket 2.2 is as follows, as shown in fig. 3 and 4:
the bracket 2.2 comprises a bracket body 2.21, a telescopic support 2.22 and a guide roller 2.23; the bracket body 2.21 is a main body structure of the bracket 2.2, the bracket body 2.21 is formed by fixedly connecting a middle connecting plate 2.21a and side plates 2.21b at two sides, and when the chiseling works, the two groups of side plates 2.21b are oppositely arranged in the length direction of the tunnel (namely the travelling direction of the travelling main body 1); the sliding frame 2.3 is arranged on the plate surface of the middle connecting plate 2.21a in a sliding mode; in this embodiment, since the overall shape of the carriage 2.3 is preferably an arc, in order to facilitate the sliding of the carriage 2.3, the overall shape of the intermediate connecting plate 2.21a is preferably also an arc, so that the intermediate connecting plate 2.21a can be attached to the back surface of the carriage 2.3;
the telescopic supporting pieces 2.22 are used for supporting the bracket 2.2 on the wall of the hole during working so as to ensure the stability of the working, four groups of telescopic supporting pieces 2.22 are arranged in the embodiment, and two groups of mounting grooves are arranged in the side plates 2.21b on the left side and the right side of the bracket body 2.21; the telescopic supporting pieces 2.22 are correspondingly arranged in the mounting grooves one by one; the telescopic support part 2.22 specifically comprises a telescopic oil cylinder 2.22a and a top block sleeve 2.22b; the cylinder end of the telescopic oil cylinder 2.22a is connected in the mounting groove, the top block sleeve 2.22b is arranged at the telescopic end of the telescopic oil cylinder, and when the telescopic oil cylinder 2.22a is in a withdrawing state, the top block sleeve 2.22b is flush with the upper plate surface of the side plate 2.21b, so that the interference of construction work outside the protruding side plate 2.21b is avoided.
The guide rollers 2.23 are arranged on the inner side surface of the side plate 2.21b in a rolling manner, a guide chute 2.31 is arranged on the outer side surface of the sliding frame 2.3, and the guide rollers 2.23 can be in rolling contact with the inner wall of the guide chute 2.31; in the present embodiment, the guide chute 2.31 is disposed along the sliding direction (i.e., the arc direction) of the carriage 2.3, that is, the guide chute 2.31 of the present embodiment is also arc-shaped.
The specific structure of the carriage 2.3, as shown in fig. 6 and 7:
the whole shape of the sliding frame 2.3 is arc-shaped, and the radian of the sliding frame 2.3 is matched with the radian of the hole wall, so that the sliding frame 2.3 is matched with the shape of the hole wall and can slide along the circumferential direction of the hole wall;
the cambered surface of the carriage 2.3 close to the hole wall (namely the surface opposite to the back surface of the carriage 2.3) is provided with a protective groove 2.32, when the chiseling work is carried out, the protective groove 2.32 faces the hole wall, the protective groove 2.32 is close to the hole wall, and fine dust or falling rocks generated by chiseling fall into the protective groove 2.32, so that the environment can be prevented from being influenced;
and arc-shaped guide sliding chutes 2.31 matched with the guide rollers 2.23 are formed in the two side faces of the sliding frame 2.3 in the length direction of the tunnel.
Preferably, as shown in fig. 7 and 8, an arch manipulator 2.33 is arranged on one side of the carriage 2.3, the arch manipulator 2.33 is used for clamping the arch 5 to realize arch erection, the arch manipulator 2.33 in the embodiment refers to the prior art, and the arch manipulator 2.33 and the carriage 2.3 are connected through a telescopic part (such as a telescopic oil cylinder, which is not shown in the embodiment), so that the arch manipulator 2.33 can be extended or retracted, and the arch is convenient to grab and install; the telescopic direction of the telescopic piece is consistent with the length direction of the tunnel.
Preferably, a high-pressure water mist dust removal pipe 2.36 is further arranged in the protective groove 2.32, so that dust generated in the working process can be effectively reduced.
Specific structure of the drive mechanism 2.4:
as shown in fig. 3 and 4, the driving mechanism 2.4 is fixedly arranged on the bracket body 2.21, and the driving mechanism 2.4 is used for driving the sliding frame 2.3 to slide along an arc direction relative to the bracket 2.2; four groups of driving mechanisms 2.4 are arranged in the embodiment, so that stable large driving force can be provided, and the stable sliding of the sliding frame 2.3 is ensured; the drive mechanism 2.4 comprises a drive 2.41 (e.g. a motor) and a gear 2.42; the driving part 2.41 is fixed on the bracket body 2.21; the gear 2.42 is fixed on the output end of the driving element 2.41, a plurality of sets of pins 2.34 are fixedly arranged on the back of the carriage 2.3, the plurality of sets of pins 2.34 are arranged at equal intervals along the arc direction of the carriage 2.3 (i.e. the sliding direction of the carriage 2.3), a space for meshing with the gear 2.42 is formed between two adjacent sets of pins 2.34, i.e. the teeth of the gear 2.42 are meshed between two adjacent sets of pins 2.34, and the driving element 2.41 transmits power to the carriage 2.3 through the gear 2.42 and the pins 2.34, so as to drive the carriage 2.3 to slide relative to the bracket 2.2.
The specific structure of the roughening mechanism 2.5 is as follows:
the chiseling mechanisms 2.5 are used for chiseling on the hole wall, the number of the chiseling mechanisms 2.5 of one group of the chiseling assembly 2 in the embodiment is two, the two groups of the chiseling mechanisms 2.5 are respectively arranged in a protective groove 2.32 of the carriage 2.3 along the arc direction, the two groups of the chiseling mechanisms 2.5 are respectively positioned at the upper end and the lower end of the protective groove 2.32, and a chiseling drill of the chiseling mechanisms 2.5 chisels towards the hole wall; the specific construction of the roughening mechanism 2.5 is referred to the prior art. In order to avoid the falling rocks in the protection groove 2.32 from damaging the lower group of chiseling mechanisms 2.5, a protection plate 2.35 is arranged in the protection groove 2.32, and the protection plate 2.35 is positioned above the lower group of chiseling mechanisms 2.5 to play a protection role during chiseling.
Preferably, in this embodiment, in order to avoid the brackets 2.2 of the two sets of scabbling assemblies 2 from colliding when approaching each other, a buffer structure may be disposed on the brackets 2.2 of the two sets of scabbling assemblies 2, so as to avoid the structural damage caused when the two sets of brackets 2.2 contact each other. Reference is made here to the prior art for a buffer structure.
The working flow of the roughening device for the tunnel of the embodiment is as follows:
scabbling:
as shown in fig. 9, the traveling body 1 drives the roughening assembly 2 to travel to a designated position in the tunnel, the telescopic arm 2.11 and the pitching cylinder drive the bracket 2.2 to reach a designated working position, the telescopic cylinder 2.22a of the telescopic support 2.22 drives the ejector block sleeve 2.22b to extend out towards the wall of the tunnel, the ejector block sleeve 2.22b is supported on the wall of the tunnel, and the roughening mechanism 2.5 in the protective groove 2.32 of the carriage 2.3 faces towards the wall of the tunnel and performs roughening work on the wall of the tunnel;
as shown in fig. 2, when a cable is pre-buried in a tunnel wall (the cable is an optical cable pre-buried in the tunnel wall or an optical cable in the tunnel, which is referred to as an optical cable in this embodiment, that is, the optical cable and the optical cable are collectively referred to as a cable in this embodiment), in order to avoid the chiseling mechanism 2.5 from chiseling the cable in the tunnel wall, the telescopic cylinder 2.22a of the telescopic support member 2.22 increases the extension amount, so that the bracket 2.2 is pushed back and away from the tunnel wall, so that the chiseling depth of the chiseling mechanism 2.5 into the tunnel wall is controlled, and the cable is prevented from being damaged;
as shown in fig. 1, when a cable (here, the cable is an overhead line system) in a tunnel blocks chiseling work, the arm support mechanism 2.1 adjusts the bracket 2.2 to a proper position, then the driving member 2.41 of the driving mechanism 2.4 works, and the driving member 2.41 drives the carriage 2.3 to slide into the space between the tunnel wall and the cable along the arc direction of the tunnel wall, so that the cable is avoided, and the problem that the cable affects chiseling work is solved;
when a burr is encountered across the working face (i.e., when a step face is present), step face 4.a is shown in figure 5,
the telescopic arm 2.11 and the pitching oil cylinder drive the bracket 2.2 and the carriage 2.3 to stretch across the step surface, the telescopic oil cylinder of the telescopic support piece 2.22 drives the jacking block sleeve 2.22b to extend out towards the tunnel wall, the jacking block sleeves 2.22b on two sides in the length direction of the tunnel are supported on two sides of the step surface, and the extending lengths of the telescopic oil cylinders 2.22a are different, so that the horizontal working state of the chiseling mechanism 2.5 is ensured;
when the next working position needs to be switched, the driving element 2.41 of the driving mechanism 2.4 works to enable the carriage 2.3 to slide on the bracket 2.2 along the arc direction, so that the chiseling mechanism 2.5 is switched to the next working position.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A chiseling device for a tunnel is characterized by comprising a walking main body (1) and a chiseling assembly (2) arranged on the walking main body (1);
the walking main body (1) is used for walking in the tunnel;
the scabbling assembly (2) comprises an arm support mechanism (2.1), a bracket (2.2), a sliding frame (2.3), a driving mechanism (2.4) and a scabbling mechanism (2.5);
one end of the arm support mechanism (2.1) is connected to the walking main body (1), the other end of the arm support mechanism is connected with the bracket (2.2), and the arm support mechanism (2.1) is used for realizing telescopic and pitching actions; the sliding frame (2.3) is arranged on the bracket (2.2) in a sliding manner; the driving mechanism (2.4) is arranged on the bracket (2.2) and is used for driving the sliding frame (2.3) to slide on the bracket (2.2); the scabbling mechanism (2.5) is arranged on the carriage (2.3) and used for scabbling on the tunnel wall.
2. The roughening device for tunnels according to claim 1, characterized in that said boom mechanism (2.1) comprises a telescopic boom (2.11) and a pitch ram; two ends of the telescopic arm (2.11) are respectively hinged with the walking main body (1) and the bracket (2.2); two ends of the pitching oil cylinder are respectively hinged with a telescopic arm (2.11) and a walking main body (1).
3. The roughening device for tunnels according to claim 2, characterized in that the arm mechanism (2.1) further comprises a support arm (2.12); the telescopic arm (2.11) is hinged with the bracket (2.2) through the supporting arm (2.12), and two ends of the supporting arm (2.12) are respectively hinged with the telescopic arm (2.11) and the bracket (2.2).
4. The roughening device for tunnels according to claim 1, characterized in that said carriage (2.2) comprises a carriage body (2.21) and a plurality of sets of telescopic supports (2.22); the multiple groups of telescopic supporting pieces (2.22) are respectively arranged on two sides of the bracket body (2.21) along the walking direction of the walking main body (1), and the telescopic supporting pieces (2.22) are used for supporting and stabilizing the bracket body (2.21) on the hole wall.
5. The roughening device for tunnels according to claim 4, characterized in that the carriage (2.2) further comprises guide rollers (2.23); the sliding frame (2.3) is provided with a guide sliding chute (2.31) along the sliding direction; the guide rollers (2.23) are arranged in the guide chutes (2.31).
6. The roughening device for tunnels according to any one of claims 1 to 5, characterized in that the carriage (2.3) is arc-shaped, the arc of the arc matching the arc of the tunnel wall.
7. A chiseling device for tunnels according to claim 6, characterized in that said carriage (2.3) is provided, on the side close to the tunnel wall, with a protection channel (2.32) for receiving falling rocks; the scabbling mechanism (2.5) is arranged in the protective groove (2.32).
8. Chiseling device for tunnels according to claim 6, characterized in that on said carriage (2.3) an arch manipulator (2.33) is provided.
9. The roughening device for tunnels according to any one of claims 1 to 5, characterized in that the drive mechanism (2.4) comprises a drive (2.41) and a gear wheel (2.42); the drive element (2.41) is arranged on the bracket (2.2); the gear (2.42) is fixed on the output end of the driving piece (2.41); the sliding frame (2.3) is fixedly provided with a plurality of groups of pins (2.34), the plurality of groups of pins (2.34) are arranged along the sliding direction of the sliding frame (2.3), and the gear (2.42) is meshed with the plurality of groups of pins (2.34).
10. The roughening device for tunnels according to claim 1, wherein a plurality of sets of roughening assemblies (2) are provided on the traveling body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211304918.6A CN115506803A (en) | 2022-10-24 | 2022-10-24 | A chisel hair device for tunnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211304918.6A CN115506803A (en) | 2022-10-24 | 2022-10-24 | A chisel hair device for tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN115506803A true CN115506803A (en) | 2022-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211304918.6A Pending CN115506803A (en) | 2022-10-24 | 2022-10-24 | A chisel hair device for tunnel |
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| CN (1) | CN115506803A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2614440A (en) * | 2022-03-15 | 2023-07-05 | Univ Shijiazhuang Tiedao | Reinforcement device for side wall of soft and broken rock tunnel with TBM excavation method and construction method thereof |
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2022
- 2022-10-24 CN CN202211304918.6A patent/CN115506803A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2614440A (en) * | 2022-03-15 | 2023-07-05 | Univ Shijiazhuang Tiedao | Reinforcement device for side wall of soft and broken rock tunnel with TBM excavation method and construction method thereof |
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