CN216277919U

CN216277919U - Tunnel lateral wall reinforcing apparatus is used in coal mine tunnel tunnelling

Info

Publication number: CN216277919U
Application number: CN202122494451.3U
Authority: CN
Inventors: 崔凯; 韩杰; 张育军; 王宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-04-12
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a tunnel side wall reinforcing device for coal mine tunnel excavation, which belongs to the technical field of tunnel protection and comprises a U-shaped steel frame and a linkage reinforcing mechanism, wherein the linkage reinforcing mechanism comprises a top reinforcing component, side reinforcing components and linkage blocks, the linkage blocks are arranged at two sides in the U-shaped steel frame, the top reinforcing component comprises an upper top plate, a reinforcing screw rod and a connecting rod, the side reinforcing component comprises a trapezoidal control block, trapezoidal reinforcing block, regulating block, connecting block and connection knee, U shaped steel frame top are provided with the standing groove, go up the top board card and establish in the standing groove, the standing groove bottom is provided with the screw groove, the meshing of reinforcement screw is installed at the screw inslot, the reinforcement screw passes through the bearing and installs in last roof bottom, U shaped steel frame both sides all are provided with and hold the groove, trapezoidal control block and trapezoidal reinforcing block all block establish and hold the inslot, hold the inside control chamber that is provided with in inner wall bottom that holds the groove. The utility model has the characteristics of good protection and convenient monitoring.

Description

Tunnel lateral wall reinforcing apparatus is used in coal mine tunnel tunnelling

Technical Field

The utility model relates to a reinforcing device, in particular to a roadway side wall reinforcing device for coal mine roadway tunneling, and belongs to the technical field of roadway protection.

Background

The mine tunnel is a general term for various underground spaces which are drilled between the ground surface and the ore body, are used for carrying ores, ventilating, draining, pedestrians, and various necessary preparation projects newly excavated for mining ores from metallurgical equipment, and is excavated in different directions, at different inclinations, and at different sections and lengths in different rocks, serves different ranges, and serves different purposes. Mine roadways are named and classified according to their spatial dimensions, inclination directions, positions, service ranges, uses, and the like. Mine roadways are divided into development roadways, mining preparation roadways and mining roadways according to service ranges. In order to guarantee the safety of the interior of the roadway, the inner wall is reinforced by the reinforcing device, but the existing reinforcing device is mostly simple in structure, and the top and the two sides are hardly reinforced simultaneously, so that a plurality of reinforcing plates are generally needed, the installation is very complicated, the local collapse is not easy to know, the accurate positioning cannot be achieved, and the roadway side wall reinforcing device for coal mine roadway excavation is needed to help solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a roadway side wall reinforcing device for coal mine roadway excavation, which can simultaneously reinforce the top and two sides of a roadway through a linkage reinforcing mechanism, thereby playing a comprehensive reinforcing effect, and can trigger a buzzer to alarm when a collapse phenomenon occurs above the roadway, thereby having a function of monitoring constantly, and further enhancing a precaution effect.

The utility model achieves the aim through the following technical scheme, and the roadway side wall reinforcing device for coal mine roadway tunneling comprises a U-shaped steel frame and a linkage reinforcing mechanism, wherein the linkage reinforcing mechanism comprises a top reinforcing component, side reinforcing components and linkage blocks, the linkage blocks are arranged on two sides in the U-shaped steel frame, the top reinforcing component comprises an upper top plate, a reinforcing screw rod and a connecting rod, the side reinforcing component comprises a trapezoidal control block, a trapezoidal reinforcing block, an adjusting block, a connecting block and a connecting bent rod, a placing groove is arranged on the top of the U-shaped steel frame, the upper top plate is clamped in the placing groove, a screw groove is arranged at the bottom of the placing groove, the reinforcing screw rod is meshed and installed in the screw groove, the reinforcing screw rod is installed at the bottom of the upper top plate through a bearing, accommodating grooves are arranged on two sides of the U-shaped steel frame, the trapezoidal control block and the trapezoidal reinforcing block are clamped in the accommodating grooves, the bottom of the inner wall of the containing groove is internally provided with a control cavity, a through groove is formed between the control cavity and the containing groove, and mounting holes are formed in two sides of the U-shaped steel frame.

Preferably, in order to conveniently control the position of the trapezoidal reinforcing block, the adjusting block is clamped in the control cavity, the connecting block is welded between the adjusting block and the trapezoidal control block, and the connecting block is clamped in the through groove.

Preferably, in order to fixedly connect the upper top plate and the linkage block together, a notch is formed in the bottom of the placing groove, the connecting rod is welded between the linkage block and the upper top plate, and the linkage block is clamped in the notch.

Preferably, for go up regulating block and linkage piece fixed connection together, control chamber one side is provided with the track groove, it welds to connect the knee the regulating block with between the linkage piece, it establishes to connect the knee card the track inslot.

Preferably, in order to ensure that the trapezoidal reinforcing block is stable when moving, a positioning block is welded at the top of the trapezoidal reinforcing block, a positioning groove is arranged at the top of the inner wall of the accommodating groove, and the positioning block is clamped in the positioning groove.

Preferably, for the convenience of monitoring the position of the upper top plate, a trigger cavity is arranged inside the inner wall of the placing groove, a communicating groove is formed between the trigger cavity and the placing groove, a detection rod is welded at the bottom of the upper top plate, one end of the detection rod penetrates through the communicating groove and is arranged in the trigger cavity, an installation piece is installed at one end of the detection rod, a first electrode piece is installed on the installation piece through a first insulating gasket, and a second electrode piece is installed on the inner wall of the trigger cavity through a second insulating gasket.

Preferably, in order to trigger the buzzer when the roadway collapses, the buzzers and the storage batteries are arranged inside two sides of the U-shaped steel frame, the buzzers are respectively connected with the first electrode plate and the storage batteries through electric wires, and the storage batteries are connected with the second electrode plate through electric wires.

The utility model has the beneficial effects that: according to the utility model, the top and two sides of the roadway can be reinforced simultaneously through the linkage reinforcing mechanism, so that a comprehensive reinforcing effect can be achieved, and the buzzer can be triggered to give an alarm when the collapse phenomenon occurs above the roadway, so that the roadway reinforcement device has a function of monitoring at any time, and the precaution effect can be enhanced.

Drawings

Fig. 1 is a cross-sectional view of the present invention.

Fig. 2 is a perspective view of the present invention.

Fig. 3 is a view of the partial structure of fig. 1 according to the present invention.

In the figure: 1. u type steelframe, 2, top reinforcing component, 3, side reinforcing component, 4, linkage piece, 5, go up the roof, 6, the reinforcing screw rod, 7, the connecting rod, 8, trapezoidal control piece, 9, trapezoidal reinforcing block, 10, regulating block, 11, the connecting block, 12, connect the knee, 13, the bearing, 14, contain the groove, 15, the mounting hole, 16, the track groove, 17, the locating piece, 18, the constant head tank, 19, trigger chamber, 20, the measuring bar, 21, the installation piece, 22, electrode piece one, 23, electrode piece two, 24, bee calling organ, 25, battery.

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.

Referring to fig. 1-3, a tunnel side wall reinforcing device for coal mine tunnel excavation comprises a U-shaped steel frame 1 and a linkage reinforcing mechanism, wherein the linkage reinforcing mechanism comprises a top reinforcing component 2, side reinforcing components 3 and linkage blocks 4, the linkage blocks 4 are arranged on two sides inside the U-shaped steel frame 1, the top reinforcing component 2 comprises an upper top plate 5, a reinforcing screw 6 and a connecting rod 7, the side reinforcing component 3 comprises a trapezoidal control block 8, a trapezoidal reinforcing block 9, an adjusting block 10, a connecting block 11 and a connecting bent rod 12, a placing groove is arranged on the top of the U-shaped steel frame 1, the upper top plate 5 is clamped in the placing groove, a screw groove is arranged on the bottom of the placing groove, the reinforcing screw 6 is engaged and installed in the screw groove, the reinforcing screw 6 is installed on the bottom of the upper top plate 5 through a bearing 13, accommodating grooves 14 are arranged on two sides of the U-shaped steel frame 1, the trapezoidal control block 8 and the trapezoidal reinforcing block 9 are clamped in the accommodating grooves 14, the bottom of the inner wall of the containing groove 14 is internally provided with a control cavity, a through groove is arranged between the control cavity and the containing groove 14, two sides of the U-shaped steel frame 1 are respectively provided with a mounting hole 15, an adjusting block 10 is clamped in the control cavity, a connecting block 11 is welded between the adjusting block 10 and a trapezoidal control block 8, the connecting block 11 is clamped in the through groove, the bottom of the containing groove is provided with a notch, a connecting rod 7 is welded between a linkage block 4 and an upper top plate 5, the linkage block 4 is clamped in the notch, one side of the control cavity is provided with a track groove 16, a connecting bent rod 12 is welded between the adjusting block 10 and the linkage block 4, the connecting bent rod 12 is clamped in the track groove 16, the top of the trapezoidal reinforcing block 9 is welded with a positioning block 17, the top of the inner wall of the containing groove 14 is provided with a positioning groove 18, and the positioning block 17 is clamped in the positioning groove 18, when the utility model is used, the top and two sides of a roadway can be simultaneously reinforced by a linkage reinforcing mechanism, therefore, the comprehensive reinforcing effect can be achieved.

As a technical optimization scheme of the utility model, as shown in FIGS. 1 and 3, a trigger cavity 19 is arranged inside the inner wall of a placing groove, a communicating groove is arranged between the trigger cavity 19 and the placing groove, a detection rod 20 is welded at the bottom of an upper top plate 5, one end of the detection rod 20 penetrates through the communicating groove and is arranged in the trigger cavity 19, one end of the detection rod 20 is provided with an installation sheet 21, an electrode sheet I22 is installed on the installation sheet 21 through an insulation gasket I, an electrode sheet II 23 is installed on the inner wall of the trigger cavity 19 through an insulation gasket II, buzzers 24 and storage batteries 25 are arranged inside two sides of a U-shaped steel frame 1, the buzzers 24 are respectively connected with the electrode sheet I22 and the storage batteries 25 through electric wires, and the storage batteries 25 are connected with the electrode sheet II 23 through electric wires, and when a collapse phenomenon occurs above a roadway, the buzzer 24 can be triggered to give an alarm.

When the reinforcing device is used, firstly, the U-shaped steel frame 1 is installed in a roadway through the matching of the anchor rod and the installation hole 15, then the reinforcing screw rod 6 is screwed upwards, the upper top plate 5 can move upwards and fill the gap when the gap exists between the U-shaped steel frame 1 and the roadway, meanwhile, as shown in the figure 1, when the upper top plate 5 moves upwards, the connecting rod 7 can drive the linkage block 4 and the connecting bent rod 12 to move upwards, the connecting bent rod 12 can drive the adjusting block 10 and the connecting block 11 to push the trapezoid control block 8 upwards to move, the trapezoid control block 8 can push the trapezoid reinforcing block 9 to move through the inclined surface, and the trapezoid reinforcing block 9 can push one end out of the placing groove and push the inner wall of the supporting roadway through the contact of the inclined surface, so that the top and two sides of the roadway can be reinforced simultaneously.

When the utility model is used, as shown in fig. 1 and fig. 3, when the roadway is collapsed, the upper top plate 5 can be pressed downwards, the detection rod 20 can push the mounting piece 21 to move downwards, then the electrode piece I22 can be contacted with the electrode piece II 23, and at the moment, a circuit is formed among the electrode piece I22, the electrode piece II 23, the buzzer 24 and the storage battery 25, so that the buzzer 24 can be triggered to indicate that danger exists at the place.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a coal mine tunnel tunnelling is with tunnel lateral wall reinforcing apparatus, includes U type steelframe (1) and linkage strengthening mechanism, its characterized in that: the linkage reinforcing mechanism comprises a top reinforcing component (2), a side reinforcing component (3) and a linkage block (4), wherein the linkage block (4) is arranged on two sides in the U-shaped steel frame (1), the top reinforcing component (2) comprises an upper top plate (5), a reinforcing screw rod (6) and a connecting rod (7), the side reinforcing component (3) comprises a trapezoidal control block (8), a trapezoidal reinforcing block (9), an adjusting block (10), a connecting block (11) and a connecting bent rod (12), a placing groove is formed in the top of the U-shaped steel frame (1), the upper top plate (5) is clamped in the placing groove, a screw groove is formed in the bottom of the placing groove, the reinforcing screw rod (6) is installed in the screw groove in a meshed mode, the reinforcing screw rod (6) is installed in the bottom of the upper top plate (5) through a bearing (13), and accommodating grooves (14) are formed in two sides of the U-shaped steel frame (1), the trapezoidal control block (8) and the trapezoidal reinforcing block (9) are clamped in the containing groove (14), a control cavity is arranged inside the bottom of the inner wall of the containing groove (14), a through groove is formed between the control cavity and the containing groove (14), and mounting holes (15) are formed in two sides of the U-shaped steel frame (1).

2. The roadway side wall reinforcing device for coal mine roadway excavation according to claim 1, characterized in that: the adjusting block (10) is clamped in the control cavity, the connecting block (11) is welded between the adjusting block (10) and the trapezoid control block (8), and the connecting block (11) is clamped in the through groove.

3. The roadway side wall reinforcing device for coal mine roadway excavation according to claim 1, characterized in that: the bottom of the placing groove is provided with a notch, the connecting rod (7) is welded between the linkage block (4) and the upper top plate (5), and the linkage block (4) is clamped in the notch.

4. The roadway side wall reinforcing device for coal mine roadway excavation according to claim 1, characterized in that: control chamber one side is provided with track groove (16), connect knee (12) welding and be in regulating block (10) with between linkage piece (4), it establishes to connect knee (12) card in track groove (16).

5. The roadway side wall reinforcing device for coal mine roadway excavation according to claim 1, characterized in that: the top of the trapezoidal reinforcing block (9) is welded with a positioning block (17), the top of the inner wall of the containing groove (14) is provided with a positioning groove (18), and the positioning block (17) is clamped in the positioning groove (18).

6. The roadway side wall reinforcing device for coal mine roadway excavation according to claim 1, characterized in that: the inner wall of standing groove is inside to be provided with and to trigger chamber (19), trigger chamber (19) with be provided with the intercommunication groove between the standing groove, it has test bar (20) to go up roof (5) bottom welding, test bar (20) one end is passed the intercommunication groove sets up in triggering chamber (19), installation piece (21) are installed to test bar (20) one end, install electrode slice one (22) through insulating spacer one on installation piece (21), install electrode slice two (23) through insulating spacer two on the inner wall of triggering chamber (19).

7. The roadway side wall reinforcing device for coal mine roadway excavation according to claim 6, characterized in that: the novel energy-saving type electric energy meter is characterized in that buzzers (24) and storage batteries (25) are arranged inside two sides of the U-shaped steel frame (1), the buzzers (24) are connected with the first electrode plates (22) and the storage batteries (25) through electric wires respectively, and the storage batteries (25) are connected with the second electrode plates (23) through electric wires.