阅读说明：本技术 一种矿用岩巷掘进机 (Mining rock roadway heading machine ) 是由 秦立学 马士涛 张鸿麟 许长飞 许婉莹 马士建 朱永明 王福松 黄李文 辛龙 高 于 2021-09-02 设计创作，主要内容包括：本发明公开了一种矿用岩巷掘进机,包括掘进系统、撑紧推进系统、支护系统、输送系统、除尘系统、后配套系统；所述掘进系统由刀盘、护盾、主驱动构成,采用的皮带机布局与转运的运渣方式,适合矿山巷道掘进,对清理运输掉落的矸石非常方便；通过所采用的立式锚杆钻机等布置在主梁及拖车中轴线上,通过其回转装置驱动,打孔角度与硐壁垂直,满足矿山支护要求,所采用的立式锚杆钻机可在设备掘进过程中同步进行锚杆打孔进行锚杆支护,掘支同步,提高施工效率；除尘风机利用主梁和后支撑的钢结构空腔作为风筒通道,提高了空间利用率,设备紧凑,同时除尘过程中产生的废料可直接落到皮带机上,节约了人为清渣的时间和工作,提高了工作效率。(The invention discloses a mining rock roadway heading machine, which comprises a heading system, a tightening propulsion system, a supporting system, a conveying system, a dust removal system and a rear matching system, wherein the heading system comprises a front end and a rear end; the tunneling system is composed of a cutter head, a shield and a main drive, and the adopted belt conveyor layout and the slag transportation mode of transportation are suitable for tunneling in mine tunnels and are very convenient for cleaning and transporting fallen waste rocks; the adopted vertical anchor drilling machine and the like are arranged on the central axis of the main beam and the trailer and driven by the slewing device, the drilling angle is vertical to the underground wall, the mine support requirement is met, the adopted vertical anchor drilling machine can synchronously perform anchor drilling to perform anchor support in the equipment tunneling process, the tunneling and the support are synchronous, and the construction efficiency is improved; the steel structure cavity that dust exhausting fan utilized girder and back support has improved space utilization as the dryer passageway, and equipment is compact, and the waste material that produces in the dust removal process simultaneously can directly fall on the belt feeder, has practiced thrift the time and the work of artificial scarfing cinder, has improved work efficiency.)

1. A mining rock roadway heading machine comprises a heading system, a supporting propulsion system, a supporting system, a conveying system, a dust removal system and a rear matching system (16); the method is characterized in that: the tunneling system is composed of a cutter head (1), a shield (2) and a main drive (3), wherein the shield (2) is arranged on the upper side, the lower side, the left side and the right side of the main drive (3), and the cutter head (1) is arranged at the end part of the main drive (3);

the support and propulsion system comprises a front main beam (6), a drilling machine beam (7), a transition beam (9), a sliding beam (10), a rear support (13), a propulsion system (11) and a support system (12), wherein an active drive (3) is installed on the front main beam (6), the front main beam (6) is connected with the drilling machine beam (7), the propulsion system (11) is installed on two sides of the transition beam (9) and the sliding beam (10), the support system (12) is installed on the sliding beam (10), one end of the propulsion system (11) is connected with the transition beam (9), the other end of the propulsion system (11) is connected with the support system (12), one end of the sliding beam (10) is connected with the transition beam (9) in a sliding mode, and the other end of the sliding beam (10) is fixedly connected with the rear support (13);

the support system comprises an advanced drilling machine (8), a vertical anchor drilling machine (5) and a temporary support (4), wherein the vertical anchor drilling machine (5) is respectively arranged on the central axis of a front main beam (6), a drilling machine beam (7), a drilling machine support (15) and a rear matching system (16), the advanced drilling machine (8) is arranged on a transition beam (9), the temporary support (4) is arranged above the vertical anchor drilling machine (5) arranged on the front main beam (6), and the drilling machine beam (7) is fixedly connected with the transition beam (9);

the conveying system comprises a first belt conveyor (17) and a second belt conveyor (18), the first belt conveyor (17) is installed in the inner cavity of the front main beam (6), the tail of the first belt conveyor (17) is arranged on the rear side of the center of the cutter head (1), the head of the first belt conveyor (17) extends out of the front main beam (6) and is positioned below the drill beam (7), the tail of the second belt conveyor (18) is positioned below the head of the first belt conveyor (17), and the front end of the second belt conveyor (18) is positioned below the supporting and propelling system;

the dust removal system comprises a dust removal fan (14), the dust removal fan (14) is installed in a steel structure inner cavity of the rear support (13), the rear supporting system (16) is connected with the rear support (13), and the drilling machine support (15) is installed between the supporting system (16) and the rear support (13).

2. The mining rock roadway heading machine according to claim 1, wherein: the temporary support (4) is formed by supporting plates with two sides provided with bulges, and adjacent supporting plates are of U-shaped structures.

3. The mining rock roadway heading machine according to claim 1, wherein: and a steel structure cavity in the tightening propulsion system is used as a wind tube channel.

4. The mining rock roadway heading machine according to claim 1, wherein: the front main beam (6) and the drilling machine beam (7) are arranged in a central downward mode, and enough personnel operating space is reserved on the upper portions of the front main beam (6) and the drilling machine beam (7).

5. The mining rock roadway heading machine according to claim 1, wherein: the end shape and size of the sliding beam (10) is matched with the end shape and size of the transition beam (9).

Technical Field

The invention belongs to the technical field of rock tunnel excavation equipment, and particularly relates to a mining rock tunnel heading machine.

Background

The TBM tunneling machine is a machine which utilizes mechanical energy to crush rocks and continuously outputs the fallen rocks backwards, and is widely applied to the fields of traffic, water conservancy and the like. In recent years, the application of the composite material in the field of coal mines has achieved certain success. Compared with the traditional blasting excavation mode for coal mining, the TBM heading machine has the advantages of higher heading speed, higher supporting efficiency, higher construction safety and capability of being guaranteed and is suitable for different geological conditions, so that the TBM heading machine is valued by more and more coal mine enterprises.

In the structural form of the traditional TBM tunneling machine, anchor rod drilling machines are symmetrically arranged on two sides of a main beam, anchor rods on two sides perform anchoring work when equipment is static, and due to the fact that the anchor rod drilling machines are arranged on two sides of the main beam, the drilling holes of the anchor rod drilling machines cannot be perpendicular to a tunnel wall, the installed anchor rods cannot achieve the safety anchoring effect required by a mine, the coal mine supporting requirement is not met, and the working mode of the anchor rod drilling machines affects the tunneling efficiency of the equipment.

The girder of traditional TBM entry driving machine receives to prop the boots influence, all be the center and upwards the dislocation arrangement, the host computer belt feeder is installed at the girder inner chamber, it transports the slag charge to be the gesture that makes progress equally, the aircraft nose stretches out and transports aircraft nose overlap joint with two from the back support, this overall arrangement mode has increased a fortune belt feeder length, and because a fortune belt feeder arranges inside the girder, support after extending through the girder steel is inside always, when having the waste rock to drop at the entry driving machine tunnelling in-process, there is not equipment in the host computer position and can carry away the waste rock, cause the waste rock to pile up, the tunnelling difficulty.

Disclosure of Invention

The invention aims to provide a mining rock roadway heading machine to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a mining rock roadway heading machine comprises a heading system, a tightening propulsion system, a support system, a conveying system, a dust removal system and a rear matching system; the tunneling system comprises a cutter head, a shield and a main drive, wherein the shield is arranged on the upper side, the lower side, the left side and the right side of the main drive, and the cutter head is arranged at the end part of the main drive;

the support propulsion system comprises a front main beam, a drilling machine beam, a transition beam, a sliding beam, a rear support, a propulsion system and a support system, wherein the active drive is installed on the front main beam, the front main beam is connected with the drilling machine beam, the propulsion system is installed on two sides of the transition beam and the sliding beam, the support system is installed on the sliding beam, one end of the propulsion system is connected with the transition beam, the other end of the propulsion system is connected with the support system, one end of the sliding beam is in sliding connection with the transition beam, and the other end of the sliding beam is fixedly connected with the rear support;

the support system comprises a forepoling machine, a vertical anchor rod drilling machine and a temporary support, wherein the vertical anchor rod drilling machine is respectively arranged on the central axis of the front main beam, the drilling machine support and the rear matching system;

the conveying system comprises a first belt conveyor and a second belt conveyor, the first belt conveyor is arranged in an inner cavity of the front main beam, the tail of the first belt conveyor is arranged on the rear side of the center of the cutter head, the head of the first belt conveyor extends out of the front main beam and is positioned below the drill beam, the tail of the second belt conveyor is positioned below the head of the first belt conveyor, and the front end of the second belt conveyor is positioned below the supporting and propelling system;

preferably, the dust removal system comprises a dust removal fan, the dust removal fan is installed in a steel structure inner cavity of the rear support, the rear supporting system is connected with the rear support, and the drilling machine support is installed between the supporting system and the rear support.

Preferably, the temporary support is a support plate with two sides provided with bulges, and a U-shaped structure is formed between adjacent support plates.

Preferably, the steel structure cavity in the tightening propulsion system is used as a wind tube channel.

Preferably, the front main beam and the drilling machine beam are arranged in a central downward mode, and sufficient personnel operating space is reserved at the upper portions of the front main beam and the drilling machine beam.

Preferably, the end shape and size of the sliding beam are matched with the end shape and size of the transition beam.

Compared with the prior art, the invention has the beneficial effects that: the belt conveyor layout and the slag transportation mode of transportation are suitable for mine roadway excavation, and the fallen waste rocks are very convenient to clean and transport;

the adopted vertical anchor rod drilling machine is arranged on the central axis of the main beam and the trailer and driven by the slewing device, the drilling angle is perpendicular to the underground wall, the requirement of mine support is met, the support efficiency is high, and the characteristic of large support quantity of mine roadways is met;

utilize the steel construction cavity of girder and back support as the dryer passageway through dust exhausting fan, very big improvement space utilization, equipment is compact, and the waste material that produces in the dust removal process simultaneously can directly fall on the belt feeder, has practiced thrift time and the work of artificial scarfing cinder, has improved work efficiency.

Drawings

FIG. 1 is a schematic structural view of a mining rock roadway heading machine of the present invention;

in the figure: 1. a cutter head; 2. a shield; 3. main driving; 4. temporary supporting; 5. a vertical jumbolter; 6. a front main beam; 7. a drill beam; 8. a leading drilling machine; 9. a transition beam; 10. a sliding beam; 11. a propulsion system; 12. a tightening system; 13. rear support; 14. a dust removal fan; 15. a drill rig support; 16. a rear mating system; 17. a belt conveyor; 18. and (5) carrying the belt conveyor twice.

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. 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.

Example 1

Referring to fig. 1, the present invention provides a technical solution: a mining rock roadway heading machine comprises a heading system, a supporting propulsion system, a supporting system, a conveying system, a dust removal system and a rear matching system 16; the tunneling system is composed of a cutter head 1, a shield 2 and a main drive 3, the shield 2 is arranged on the upper, lower, left and right sides of the main drive 3, and the cutter head 1 is arranged at the end part of the main drive 3;

the supporting and propelling system comprises a front main beam 6, a drilling machine beam 7, a transition beam 9, a sliding beam 10, a rear support 13, a propelling system 11 and a supporting and propelling system 12, wherein a driving drive 3 is installed on the front main beam 6, the front main beam 6 is connected with the drilling machine beam 7, the propelling system 11 is installed on two sides of the transition beam 9 and the sliding beam 10, the supporting and propelling system 12 is installed on the sliding beam 10, one end of the propelling system 11 is connected with the transition beam 9, the other end of the propelling system 11 is connected with the supporting and propelling system 12, one end of the sliding beam 10 is connected with the transition beam 9 in a sliding mode, and the other end of the sliding beam 10 is fixedly connected with the rear support 13;

the support system comprises an advanced drilling machine 8, a vertical anchor drilling machine 5 and a temporary support 4, wherein the vertical anchor drilling machine 5 is respectively arranged on the central axis of a front main beam 6, a drilling machine beam 7, a drilling machine support 15 and a rear matching system 16, the advanced drilling machine 8 is arranged on a transition beam 9, the temporary support 4 is arranged above the vertical anchor drilling machine 5 arranged on the front main beam 6, and the drilling machine beam 7 is fixedly connected with the transition beam 9;

the conveying system comprises a first belt conveyor 17 and a second belt conveyor 18, wherein the first belt conveyor 17 is arranged in the inner cavity of the front main beam 6, the tail of the first belt conveyor 17 is arranged at the rear side of the center of the cutter head 1, the head of the first belt conveyor 17 extends out of the front main beam 6 and is positioned below the drill beam 7, the tail of the second belt conveyor 18 is positioned below the head of the first belt conveyor 17, and the front end of the second belt conveyor 18 is positioned below the supporting and propelling system;

the dust removal system comprises a dust removal fan 14, the dust removal fan 14 is installed in a steel structure inner cavity of the rear support 13, a rear matching system 16 is connected with the rear support 13, and a drilling machine support 15 is installed between the matching system 16 and the rear support 13.

In this embodiment, the temporary support 4 is preferably formed by protruding support plates provided on both sides, and the adjacent support plates are U-shaped, so as to perform a good support function.

In this embodiment, preferably, prop up steel construction cavity in the propulsion system and regard as the dryer passageway of constituteing, for the convenience work of removing dust.

In this embodiment, preferably, the front main beam 6 and the drill beam 7 are arranged in a central downward manner, and a sufficient space for operating personnel is left between the front main beam 6 and the upper portion of the drill beam 7, so that the operation is convenient.

In this embodiment, it is preferable that the end shape and size of the sliding beam 10 match the end shape and size of the transition beam 9 in order to ensure stable sliding.

The working principle and the using process of the invention are as follows: a main drive 3 is assembled in a shield 2 of the tunneling machine, and the main drive 3 drives a cutter head 1 to rotate to realize the tunneling of a tunnel; the propulsion system 11 for tightly supporting the left side and the right side of the propulsion system is connected with the tightening system 12, has two degrees of freedom of up-down and left-right rotation, drives the development machine and the rear matching system 16 to move forward and backward under the telescopic action of the cylinders of the propulsion system 11, and the tightening system 12 provides forward supporting force for the whole development machine and resists the torque generated in the development process of the cutter head 1; when the equipment is driven, the rear support 13 moves forwards along with the sliding beam 10; when the heading machine needs to change steps, the shoe plate of the rear support 13 is lowered to the tunnel wall to bear the weight of the rear part of the machine;

the front main beam 6, the drilling machine beam 7, the transition beam 9, the drilling machine support 15 and the rear matching system 16 are provided with a temporary support 4, a vertical anchor rod drilling machine 5 and a pilot drilling machine 8, an operator stands on the equipment, takes the temporary support 4 as protection and realizes the support and the pilot drilling of a roadway by operating the vertical anchor rod drilling machine 5 and the pilot drilling machine 8;

the first belt conveyor 17 starts to transport slag from the rear side of the center of the cutter head 1 and penetrates through the cavity of the front main beam 6, the machine head of the first belt conveyor 17 is positioned below the main beam 7, the machine tail of the second belt conveyor 18 is positioned below the machine head of the first belt conveyor 17, so that the slag on the first belt conveyor 17 is transported, and the slag on the second belt conveyor 18 is transported to the rear part of the rear matching system 16 in a straight line.

The dust removal fan 14 is arranged in the steel structure of the rear support 13, and a steel structure cavity in the propulsion system is tightly supported by the development machine to be used as an air duct channel; the waste residue outlet of the dust removing fan 14 is opposite to the secondary conveyor belt 18, and waste materials generated in the dust removing process of the dust removing fan 14 directly fall onto the secondary conveyor belt 18 and are directly conveyed out by the secondary conveyor belt 18.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.