CN215718781U - Full-face tunneling machine - Google Patents
Full-face tunneling machine Download PDFInfo
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- CN215718781U CN215718781U CN202121843539.5U CN202121843539U CN215718781U CN 215718781 U CN215718781 U CN 215718781U CN 202121843539 U CN202121843539 U CN 202121843539U CN 215718781 U CN215718781 U CN 215718781U
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Abstract
The utility model discloses a full-face heading machine, which comprises: the device comprises a development machine body and a grouting drilling mechanism detachably connected to the development machine body; the slip casting drilling mechanism includes: the mounting base is detachably connected to the tunneling machine body; the adjusting support seat is detachably connected to the mounting base, and the mounting position of the adjusting support seat is adjustable along the tunneling direction of the tunneling machine; the supporting rod is connected to the mounting base through a fastening assembly, and a supporting support is arranged at the top of the supporting rod; the tail of the single anchor rod machine is supported on the adjusting support seat, and the middle of the single anchor rod machine is supported on the support of the support rod. The grouting drilling mechanism arranged on the full-face tunneling machine can realize integral assembly and disassembly or split assembly and disassembly, and the grouting drilling mechanism is adjustable, so that the installation angle of the single bolting machine is adjustable, and grouting drilling treatment at different positions and angles is facilitated.
Description
Technical Field
The utility model relates to the field of coal mine roadway roof reinforcement, in particular to a full-face tunneling machine capable of drilling a roadway roof and further realizing roof grouting.
Background
When an open tunnel is tunneled, roadway support is required to be carried out in time after a tunneling machine tunnels into a roadway to ensure construction safety, the roadway support is provided with anchor-spraying support, anchor bolt support and the like, but no matter what support mode, a top plate is required to be complete and free of separation and breakage, so that reliable support is realized. One of the methods for reinforcing the top plate is a grouting method, and the top plate is reinforced by adopting the grouting method, generally, the grouting position and angle are determined according to the crack condition of the top plate, a grouting hole is drilled through a single anchor rod drilling machine, then a grouting pipeline is inserted into the grouting hole for grouting plugging treatment, and after grouting, the grout is injected into the gap between the grouting hole and the grouting pipeline, is diffused along the crack of the top plate, and the top plate is bonded into a whole after solidification.
The existing coal mine tunnel excavation generally adopts partial end face excavators such as a tunneling anchor machine, a continuous mining machine and a cantilever type excavator to carry out excavation, and in recent years, a full-face excavator is adopted to carry out cutting excavation. How to utilize limited space to reasonably arrange and install grouting drilling structures which are not commonly used and adjust the grouting drilling structures in a reasonable and variable grouting mode to achieve the aim of strengthening the top plate to the maximum extent is a technical problem to be solved in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a full-face tunneling machine with an adjustable grouting drilling mechanism.
In order to solve the technical problems, the utility model provides the following technical scheme:
a full face tunnel boring machine comprising: the device comprises a development machine body and a grouting drilling mechanism detachably connected to the development machine body; the slip casting drilling mechanism includes: the mounting base is detachably connected to the tunneling machine body; the adjusting support seat is detachably connected to the mounting base, and the mounting position of the adjusting support seat is adjustable along the tunneling direction of the tunneling machine; the supporting rod is connected to the mounting base through a fastening assembly, and a supporting support is arranged at the top of the supporting rod; the tail of the single anchor rod machine is supported on the adjusting support seat, and the middle of the single anchor rod machine is supported on the support of the support rod.
In some embodiments of the present invention, the mounting base is provided with a plurality of first connection holes at intervals along a heading direction of the heading machine, the adjusting support is provided with at least one second connection hole, and the adjusting support and the mounting base are connected through a fastening assembly penetrating through the first connection hole and the second connection hole.
In some embodiments of the present invention, a guide structure is disposed between the mounting base and the adjusting support seat, and the guide structure is configured to guide the adjusting support seat to slide relative to the mounting base along a heading direction of the heading machine.
In some embodiments of the utility model, the guide structure comprises: the positioning support comprises a waist-shaped hole arranged on the mounting base, a positioning hole arranged on the adjusting support seat, and a positioning component sequentially arranged on the positioning hole and the waist-shaped hole in a penetrating manner.
In some embodiments of the utility model, the guide structure comprises: the supporting seat comprises a guide groove arranged on the upper side of the mounting base and a guide protrusion arranged on the lower side of the adjusting supporting seat, wherein the guide groove extends along the tunneling direction of the tunneling machine, and the guide protrusion slides along the extending direction of the guide groove.
In some embodiments of the utility model, the adjusting support seat comprises a support bottom plate and a support side plate which are arranged at a certain included angle, the support bottom plate is connected with the installation base, and the support side plate is used for supporting the single anchor rod machine.
In some embodiments of the present invention, a through hole is formed in the support side plate, a protruding portion matched with the through hole is formed at the tail of the single anchor rod machine, and the end of the protruding portion has a conical surface structure.
In some embodiments of the utility model, the support bracket is formed in a U-shape, and the outer wall of the single anchor machine is pressed against the inner side of the support bracket.
In some embodiments of the present invention, a support cylinder is disposed on the mounting base, the support cylinder has a threaded hole, and one side of the support rod away from the support bracket has an external thread; the supporting rod is in threaded connection with the supporting cylinder and is locked by a nut sleeved on the supporting rod.
In some embodiments of the utility model, the support rod is located at the front end of the heading machine body, the adjusting support seat is located at the rear end of the heading machine body, the mounting base is provided with a connecting plate at the side close to the support rod, and the connecting plate is connected to a bracket of an onboard roof bolter of the heading machine body through a fastening assembly.
Compared with the prior art, the technical scheme of the utility model has the following technical effects:
the full-face tunneling machine provided by the utility model is provided with the grouting drilling mechanism which is detachably connected, and the grouting drilling mechanism can be integrally disassembled and assembled relative to the tunneling machine body, so that the tunneling machine can be conveniently switched between grouting drilling work and tunneling work; meanwhile, in the grouting drilling mechanism, the adjusting support seat and the support rod are respectively detachably connected to the mounting base, and the single anchor rod machine is supported on the adjusting support seat and the support rod, so that the grouting drilling mechanism can be disassembled and assembled in a split manner, and the single anchor rod machine and the support rod which occupy larger space can be disassembled and assembled independently according to conditions; the grouting drilling mechanism is flexible to mount and dismount; meanwhile, the position of the adjusting support seat relative to the mounting base is adjustable in the tunneling direction of the tunneling machine, and the bottom end of the single anchor rod machine is supported on the adjusting support seat, so that the mounting angle of the single anchor rod machine relative to the mounting base is adjustable, and the treatment of grouting and drilling at different positions and different angles is facilitated.
Drawings
The objects and advantages of the present invention will be understood by the following detailed description of the preferred embodiments of the utility model, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic structural view of one embodiment of a full face tunnel boring machine of the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of the grouting drilling mechanism of the full face tunnel boring machine according to the present invention;
FIG. 3 is a top view of one embodiment of a mounting base in a grouting drilling mechanism of the present invention;
FIG. 4 is a top view of an embodiment of an adjustable support seat in a grouting drilling mechanism according to the present invention;
FIG. 5 is a front view of an embodiment of an adjustable support seat in a grouting drilling mechanism according to the utility model;
FIG. 6 is a left side view of an embodiment of an adjustable support seat in a grouting drilling mechanism according to the present invention;
FIG. 7 is a front view of one embodiment of a mounting base in the grouting drilling mechanism of the utility model;
FIG. 8 is a front view of one embodiment of a support rod in the slip casting and drilling mechanism of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 and 2, a full-face heading machine (hereinafter referred to as a heading machine) according to an embodiment of the present invention includes: the device comprises a heading machine body 10 and a grouting drilling mechanism 20 detachably connected to the heading machine body 10; the grouting drilling mechanism 20 includes: the mounting base 21 is detachably connected to the heading machine body 10, the adjusting support 22 is detachably connected to the mounting base 21, the mounting position of the adjusting support 22 is adjustable along the heading direction of the heading machine, the support 23 is connected to the mounting base 21 through a fastening assembly, and a support 231 is arranged at the top of the support 23; the tail part of the single anchor rod machine 24 is supported on the adjusting support seat 22, and the middle part of the single anchor rod machine 24 is supported on the support bracket 231 of the support rod 23.
In the heading machine, a slip casting drilling mechanism 20 which is detachably connected is arranged and can be integrally disassembled and assembled relative to the heading machine body 10, so that the heading machine can be switched between slip casting drilling work and heading work; meanwhile, in the grouting drilling mechanism 20, the adjusting support seat 22 and the support rod 23 are respectively detachably connected to the mounting base 21, and the single bolting machine 24 is supported on the adjusting support seat 22 and the support rod 23, so that the grouting drilling mechanism 20 can be disassembled and assembled separately, and the single bolting machine 24 and the support rod 23 which occupy a large space can be disassembled and assembled separately according to conditions; the grouting drilling mechanism 20 is flexible to mount and dismount; meanwhile, the position of the adjusting support seat 22 relative to the mounting base 21 is adjustable in the tunneling direction of the heading machine, and the bottom end of the single anchor machine 24 is supported on the adjusting support seat 22, so that the mounting angle of the single anchor machine 24 relative to the mounting base 21 is adjustable, and the treatment of grouting holes at different positions and different angles is facilitated.
Specifically, the mounting base 21 is provided with a plurality of first connecting holes 211 at intervals along the heading direction of the heading machine, the adjusting support 22 is provided with at least one second connecting hole 221, and the adjusting support 22 and the mounting base 21 are connected through fastening components penetrating through the first connecting holes 211 and the second connecting holes 221. More specifically, as shown in fig. 3 and 4, nine rows of first connection holes 211 are provided at intervals in the heading direction of the heading machine in the mounting base 21, and two rows of first connection holes 211 are provided at intervals in the direction perpendicular to the heading direction of the heading machine. The adjusting support seat 22 is provided with two rows of second connecting holes 221 at intervals along the heading direction of the heading machine, and two rows of second connecting holes 221 at intervals along the heading direction perpendicular to the heading machine. The positions of the four second connection holes 221 of the adjusting support seat 22 correspond to any adjacent four first connection holes 211 of the mounting base 21 to realize the mounting position adjustment of the adjusting support seat 22.
In order to facilitate the installation and adjustment of the adjustment support 22, particularly the installation and adjustment during working, a guide structure is arranged between the installation base 21 and the adjustment support 22, and the guide structure is used for guiding the adjustment support 22 to slide relative to the installation base 21 along the heading direction of the heading machine. The guide structure can slide the adjusting support seat 22 relative to the mounting base 21 and adjust the position of the adjusting support seat without disassembling the single anchor rod machine 24.
The specific embodiment of the guide structure is not exclusive; in one embodiment, as shown in fig. 3 and 4, the guiding structure includes: the adjusting device comprises a waist-shaped hole 212 arranged on the mounting base 21, a positioning hole 222 arranged on the adjusting support seat 22, and a positioning component sequentially penetrating through the positioning hole and the waist-shaped hole 212. More specifically, the positioning assembly may employ a bolt to mate with a nut; that is, the bolt is inserted into the positioning hole 222 of the adjusting support 22 and the waist-shaped hole 212 of the mounting base 21, and the nut is locked at the set position at the other side, when the adjusting support 22 is adjusted, the fastening assembly inserted into the first connecting hole 211 and the second connecting hole 221 is firstly removed, the nut at the positioning hole 222 is loosened, the adjusting support 22 can slide along the mounting base 21, and after moving to the set position, the nut is firstly locked, and then the fastening assembly is installed at the first connecting hole 211 and the second connecting hole 221 to realize the connection of the two.
In another embodiment, the guide structure comprises: the guide groove is arranged on the upper side of the mounting base 21, and the guide protrusion is arranged on the lower side of the adjusting support seat 22, wherein the guide groove extends along the tunneling direction of the tunneling machine, and the guide protrusion slides along the extending direction of the guide groove. When the supporting seat 22 is adjusted to adjust the position, the fastening assembly penetrating through the first connecting hole 211 and the second connecting hole 221 is firstly removed, so that the guiding protrusion of the supporting seat 22 slides along the guiding groove, and after the supporting seat is moved to the set position, the fastening assembly is installed at the first connecting hole 211 and the second connecting hole 221 to realize the connection of the two.
Specifically, as shown in fig. 5, the adjusting support seat 22 includes a support bottom plate 22a and a support side plate 22b, the extending direction of which has an included angle, the support bottom plate 22a is connected with the mounting base 21, and the support side plate 22b is used for supporting the single anchor rod machine 24.
More specifically, in order to realize stable support of the single-body bolting machine 24, an included angle between the support bottom plate 22a and the support side plate 22b is an obtuse angle. As shown in fig. 6, a through hole 223 is formed in the supporting side plate 22b, a protruding portion matched with the through hole 223 is formed at the tail portion of the single anchor rod machine 24, the protruding portion is integrally formed into a cylindrical shape, the end portion of the protruding portion has a conical surface structure, and the conical surface structure is matched with the through hole 223 of the supporting side plate 22b, so that the single anchor rod machine 24 can adapt to the change of different angles.
Specifically, as shown in fig. 8, the support bracket 231 is formed in a U-shape, and the outer wall of the single anchor rod machine 24 is pressed against the inner side of the support bracket 231, so that the bottom end of the single anchor rod machine 24 is inserted into the adjusting support seat 22, and the middle part of the single anchor rod machine is pressed against the support rod 23, which facilitates installation and fixation, and can realize stable support of the single anchor rod machine 24 in the axial direction and the circumferential direction thereof.
Specifically, as shown in fig. 7, a supporting cylinder 213 is disposed on the mounting base 21, the supporting cylinder 213 has a threaded hole, and one side of the supporting rod 23 away from the supporting bracket 231 has an external thread; the support rod 23 is connected to the support cylinder 213 in a threaded manner and is locked by a nut sleeved on the support rod 23. The height direction of the supporting rod 23 can be adjusted by connecting the supporting rod 23 with the supporting cylinder 213 in a threaded manner, so that the installation angle of the single anchor rod machine 24 can be adjusted more conveniently.
Specifically, the support rod 23 is located at the front end of the heading machine body 10, the adjusting support seat 22 is located at the rear end of the heading machine body 10, the mounting base 21 is provided with a connecting plate 214 at the side close to the support rod 23, and the connecting plate 214 is connected to the bracket 30 of the machine-mounted roof bolter of the heading machine body 10. Because the bracket 30 of the vehicle-mounted roof bolter of the heading machine body 10 is far away from the roadway roof compared with other positions, the grouting drilling mechanism 20 is convenient to install and fix.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the utility model.
Claims (10)
1. A full face tunnel boring machine, comprising:
the device comprises a development machine body and a grouting drilling mechanism detachably connected to the development machine body; the slip casting drilling mechanism includes:
the mounting base is detachably connected to the tunneling machine body;
the adjusting support seat is detachably connected to the mounting base, and the mounting position of the adjusting support seat is adjustable along the tunneling direction of the tunneling machine;
the supporting rod is connected to the mounting base through a fastening assembly, and a supporting support is arranged at the top of the supporting rod;
the tail of the single anchor rod machine is supported on the adjusting support seat, and the middle of the single anchor rod machine is supported on the support of the support rod.
2. The full-face tunneling machine according to claim 1, wherein the mounting base is provided with a plurality of first connecting holes at intervals along the tunneling direction of the tunneling machine, the adjusting support is provided with at least one second connecting hole, and the adjusting support and the mounting base are connected through a fastening assembly penetrating through the first connecting holes and the second connecting holes.
3. A full face tunnel boring machine according to claim 1, wherein a guide formation is provided between the mounting base and the adjustment support for guiding the adjustment support to slide relative to the mounting base in the direction of boring of the machine.
4. A full face tunnel boring machine according to claim 3 wherein the guide formation comprises: the positioning support comprises a waist-shaped hole arranged on the mounting base, a positioning hole arranged on the adjusting support seat, and a positioning component sequentially arranged on the positioning hole and the waist-shaped hole in a penetrating manner.
5. A full face tunnel boring machine according to claim 3 wherein the guide formation comprises: the supporting seat comprises a guide groove arranged on the upper side of the mounting base and a guide protrusion arranged on the lower side of the adjusting supporting seat, wherein the guide groove extends along the tunneling direction of the tunneling machine, and the guide protrusion slides along the extending direction of the guide groove.
6. The full-face tunneling machine according to claim 1, wherein the adjusting support comprises a support bottom plate and a support side plate, the support bottom plate and the support side plate are arranged at an included angle, the support bottom plate is connected with the installation base, and the support side plate is used for supporting the single bolting machine.
7. A full-face heading machine according to claim 6 wherein the support side plates are provided with through holes and the single bolting machine has a nose at its tail which fits the through holes, the nose having a tapered configuration at its end.
8. A full face tunnel boring machine according to claim 1 wherein the support bracket is formed in a U-shape and the outer wall of the single anchor machine is pressed against the inner side of the support bracket.
9. A full-face heading machine according to claim 8 wherein the mounting base is provided with a support cylinder having a threaded bore, the support rod having an external thread on a side thereof remote from the support bracket; the supporting rod is in threaded connection with the supporting cylinder and is locked by a nut sleeved on the supporting rod.
10. A full face tunnel boring machine according to claim 1, wherein the support rod is located at the front end of the body, the adjusting support is located at the rear end of the body, the mounting base is provided with a connecting plate at the side close to the support rod, and the connecting plate is connected to a bracket of a machine-mounted roof bolter of the body through a fastening assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121843539.5U CN215718781U (en) | 2021-08-06 | 2021-08-06 | Full-face tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121843539.5U CN215718781U (en) | 2021-08-06 | 2021-08-06 | Full-face tunneling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215718781U true CN215718781U (en) | 2022-02-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121843539.5U Active CN215718781U (en) | 2021-08-06 | 2021-08-06 | Full-face tunneling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215718781U (en) |
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2021
- 2021-08-06 CN CN202121843539.5U patent/CN215718781U/en active Active
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