CN213021413U

CN213021413U - Mining engineering is with tunnel deformation early warning device

Info

Publication number: CN213021413U
Application number: CN202022387493.2U
Authority: CN
Inventors: 孙涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-04-20
Anticipated expiration: 2030-10-24

Abstract

The utility model relates to a mining engineering is with tunnel deformation early warning device discloses one kind can not receive the dim environment influence, and the mining engineering of the real-time supervision tunnel deformation condition is with tunnel deformation early warning device, and its characterized in that includes tensioning rope, fixing device and monitoring devices, the tensioning rope passes through multiunit fixing device to be fixed on the lane wall, tensioning rope both ends are provided with the monitoring devices that can cooperate the tractive of tensioning rope to carry out tunnel deformation condition monitoring respectively, simple structure, and is practical convenient, and low cost easily promotes, can not receive the influence of dim environment in the pit, and accurate monitoring tunnel deformation problem in time carries out the early warning.

Description

Mining engineering is with tunnel deformation early warning device

Technical Field

The utility model relates to a mining engineering is with tunnel deformation early warning device relates to one kind and can be arranged in mining engineering tunnel deformation monitoring early warning's device, belongs to the coal mine equipment field. In particular to a roadway deformation early warning device for mining engineering, which can monitor the roadway deformation condition in real time without being influenced by dim environment.

Background

At present, in order to guarantee the safety of borehole operation production, need carry out periodic monitoring to the deflection in tunnel to and the deformation hidden danger in discovery tunnel in time, make precaution, and current tunnel deformation early warning device carries out the monitoring of tunnel deformation through optical element more, but its service environment has the restriction, illuminance has certain demand to in the tunnel, and because the light is dim in the underground mining tunnel, lead to optical monitoring device monitoring environment unable the satisfying, produce the problem of monitoring erroneous judgement easily.

Notice number CN104533523A discloses a tunnel deformation early warning device, including: the color block is arranged on the inner wall of the coal mine underground roadway; the camera is arranged towards the color blocks; the monitoring unit, this optical monitoring device receives the not enough tunnel environment influence of underground lighting easily, and its detection precision can receive the influence, produces the inaccurate condition of detection.

Notice number CN204386658U discloses a roadway deformation early warning system, including: the light source is positioned under the coal mine and arranged towards the inner wall of the roadway; the photoelectric sensor is positioned at the position irradiated by the light source after primary reflection of the roadway; the monitoring unit is connected with the photoelectric sensor and used for receiving the illumination intensity collected by the photoelectric sensor, and the illumination detection unit of the device is not suitable for roadway detection in an underground dim environment.

Disclosure of Invention

In order to improve the condition, the utility model relates to a mining engineering is with tunnel deformation early warning device provides one kind and can not receive dim environment influence, and the mining engineering of the real-time supervision tunnel deformation condition is with tunnel deformation early warning device.

The utility model relates to a mining engineering is with tunnel deformation early warning device is realized like this: the utility model relates to a mining engineering is with tunnel deformation early warning device includes tensioning rope, fixing device and monitoring devices, the tensioning rope passes through multiunit fixing device to be fixed on the tunnel wall, tensioning rope both ends are provided with the monitoring devices that can cooperate the tractive of tensioning rope to carry out tunnel deformation condition monitoring respectively, fixing device comprises fixed cover, pulley, fixed axle and fixed ear, fixed cover bottom is put two fixed ears, two the fixed ear is symmetrical, the pulley is arranged in between two fixed ears through the fixed axle, monitoring devices comprises base, pointer, dial, a winding drum, pivot, torsion spring, fixing bolt and mounting groove, two the base is placed in parallel, two fixing bolt has been put to the base bottom, the pointer has been put at the base top, it has the mounting groove to open on the base, the pivot is rotatable to be arranged in the mounting groove, the novel winding machine is characterized in that a torsion spring is arranged on the rotating shaft and located in the mounting groove, one end of the torsion spring is connected with the side face of the rotating shaft, the other end of the torsion spring is connected with the base, two ends of the winding drum are respectively connected with the two rotating shafts, marking discs are arranged at two ends of the winding drum respectively and correspond to pointers, and threads are arranged on the inner wall of the fixed sleeve.

Has the beneficial effects.

The structure is simple, practical and convenient.

Secondly, the cost is low, and the popularization is easy.

And thirdly, the influence of the underground dim environment can be avoided, the deformation problem of the roadway can be accurately monitored, and early warning can be timely carried out.

Drawings

Fig. 1 is a schematic structural view of a roadway deformation early warning device for mining engineering of the present invention;

FIG. 2 is a three-dimensional structure diagram of a fixing sleeve of the roadway deformation early warning device for mining engineering;

FIG. 3 is a schematic structural view of a base of the roadway deformation early warning device for mining engineering of the present invention;

fig. 4 the utility model relates to a mining engineering is with main view of tunnel deformation early warning device base.

In the attached drawings

Wherein the method comprises the following steps: the roadway wall comprises a roadway wall 1, a tension rope 2, a fixing sleeve 3, a base 4, a pulley 5, a fixing shaft 6, a pointer 7, a marking disc 8, a winding drum 9, a rotating shaft 10, a torsion spring 11, a fixing bolt 12, a fixing lug 13 and a mounting groove 14.

The specific implementation mode is as follows:

the utility model relates to a mining engineering is with tunnel deformation early warning device is realized like this: the utility model relates to a mining engineering is with tunnel deformation early warning device includes tensioning rope 2, fixing device and monitoring devices, tensioning rope 2 passes through multiunit fixing device to be fixed on lane wall 1, tensioning rope 2 both ends are provided with the monitoring devices that can cooperate the tractive of tensioning rope 2 to carry out tunnel deformation condition monitoring respectively, fixing device comprises fixed cover 3, pulley 5, fixed axle 6 and fixed ear 13, fixed cover 3 bottom is put two fixed ears 13, two fixed ears 13 are symmetrical, pulley 5 is arranged in between two fixed ears 13 through fixed axle 6, monitoring devices comprises base 4, pointer 7, target plate 8, winding cylinder 9, pivot 10, torsion spring 11, fixing bolt 12 and mounting groove 14, two base 4 parallel placement, base 4 bottom is put two fixing bolt 12, base 4 top is put pointer 7, the utility model discloses a nitriding treatment device, including base 4, pivot 10, torsion spring 11, dial plate 8 and pointer 7, fixed cover 3 inner wall is last to be opened there is mounting groove 14 on the base 4, pivot 10 is rotatable arrange in mounting groove 14, torsion spring 11 has been put to pivot 10 overhead, torsion spring 11 is located mounting groove 14, 11 one end of torsion spring is connected with pivot 10 side, the torsion spring 11 other end is connected with base 4, a winding section of thick bamboo 9 both ends are connected with two pivots 10 respectively, a marking disk 8 has been put respectively at a winding section of thick bamboo 9 both ends, marking disk 8 is corresponding with pointer 7, the screw thread has been put on the fixed cover 3.

When in use, firstly, a plurality of fixed sleeves 3 are sleeved on the end part of the anchor rod on the roadway wall 1 by using bolts to fix, the base 4 is fixed on the ground close to the roadway wall 1 by using the fixing bolts 12, then the tensioning rope 2 sequentially passes through the pulleys 5 at the bottom of the fixed sleeves 3, the two ends of the tensioning rope 2 are respectively connected with the winding drums 9 on the monitoring devices at the two sides, because the rotating shaft 10 is provided with the torsion spring 11, the tensioning rope 2 is provided with traction force, the tensioning rope 2 can be kept in a tight state all the time, at the moment, the scales indicated by the pointer 7 are observed to be used as initial data, when the roadway is deformed, the anchor rod can drive the fixed sleeves 3 to move to a certain degree, so that the tensioning rope 2 can be tightened, the tensioning rope 2 can drive the winding drums 9 to rotate, under the restoring force of the torsion spring 11, the rotating shaft 10 rotates to further drive the winding drums 9 to rotate, the winding drum 9 drives the marking plate 8 to rotate, so that the change of the position of the marking plate 8 indicated by the pointer 7 can be seen, and the deformation condition of the roadway can be found;

when the roadway vibrates, the anchor rod can be driven to vibrate, the tensioning rope 2 can be driven to tighten and loosen through the change of the fixed sleeve 3, and the marking plate 8 can be driven to rotate in a reciprocating manner by matching with the restoring force of the torsion spring 11, so that the roadway can be warned in time when the roadway vibrates;

the design of the pulley 5 ensures that rolling friction exists between the tensioning rope 2 and the pulley 5 when the tensioning rope 2 sequentially passes through the pulley 5, so that the abrasion to the tensioning rope 2 can be reduced;

the inner wall of the fixed sleeve 3 is provided with threads, so that the fixed sleeve 3 can be screwed on the anchor rod on the inner wall of the cross channel, and the fixed sleeve 3 and the anchor rod are screwed more tightly;

the design of nitriding treatment on the pulley 5 can increase the wear resistance of the pulley 5, and the pulley 5 and the tensioning rope 2 are matched for drawing to form rolling, so that the service lives of the pulley 5 and the tensioning rope 2 are ensured;

the purpose of monitoring the deformation condition of the roadway in real time without being influenced by a dim environment is achieved.

The above embodiments are the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any person skilled in the art can make some modifications without departing from the scope of the invention, i.e. all equivalent modifications made according to the invention are intended to be covered by the scope of the invention.

Claims

1. The utility model provides a mining engineering is with tunnel deformation early warning device, includes tensioning rope, fixing device and monitoring devices, the tensioning rope is fixed on the tunnel wall through multiunit fixing device, its characterized in that tensioning rope both ends are provided with the monitoring devices that can cooperate the tractive of tensioning rope to carry out tunnel deformation condition monitoring respectively, fixing device comprises fixed cover, pulley, fixed axle and fixed ear, two fixed ears are put to fixed cover bottom, two fixed ears are symmetrical, the pulley is arranged in between two fixed ears through the fixed axle, monitoring devices comprises base, pointer, target dish, a twine section of thick bamboo, pivot, torsion spring, fixing bolt and mounting groove, two base parallel places, two fixing bolt has been put to the base bottom, the pointer has been put at the base top, it has the mounting groove to open on the base, torsion spring has been put in the pivot, the torsion spring is positioned in the mounting groove, one end of the torsion spring is connected with the side face of the rotating shaft, the other end of the torsion spring is connected with the base, two ends of the winding drum are respectively connected with the two rotating shafts, the two ends of the winding drum are respectively provided with a mark disc, and the mark discs correspond to the pointers.

2. The device of claim 1, wherein the shaft is rotatably disposed in the mounting groove.

3. The device of claim 1, wherein the fixing sleeve has threads on its inner wall.