CN210090691U

CN210090691U - Switching device of microseism probe and stock

Info

Publication number: CN210090691U
Application number: CN201921247543.8U
Authority: CN
Inventors: 黄勇; 秦子晗; 王志坚; 夏永学; 孙淼; 冯美华; 李钢; 王刚; 刘海鸥
Original assignee: Tiandi Science and Technology Co Ltd; Shanxi LuAn Group Yuwu Coal Industry Co Ltd
Current assignee: Tiandi Science and Technology Co Ltd; Shanxi LuAn Group Yuwu Coal Industry Co Ltd
Priority date: 2019-08-02
Filing date: 2019-08-02
Publication date: 2020-02-18
Anticipated expiration: 2029-08-02

Abstract

The embodiment of the utility model discloses a switching device of microseism probe and stock relates to the colliery field, invents for reducing the time that the microseism probe mounting was in used stock in the pit. The switching device includes: the first transfer part and the second transfer part are fixed together; the first adapter part is provided with a connecting part used for being fixed with the microseismic probe, and the second adapter part is provided with a connecting part used for being fixed with the end part of the anchor rod. The utility model is suitable for a connect microseism probe and stock.

Description

Switching device of microseism probe and stock

Technical Field

The utility model relates to a colliery field especially relates to a switching device of microseism probe and stock.

Background

In a rock burst mine, microseismic monitoring is a regional monitoring method which is necessary to be adopted by the mine, and a microseismic probe is required to be arranged on an anchor rod and is tightly combined with a coal rock mass through the rod body of the anchor rod so as to receive seismic wave signals. The diameter of the anchor rod used in the coal mine underground of China is larger than the inner diameter of the mounting hole of the micro-seismic probe, and the micro-seismic probe cannot be directly mounted. At present, in the installation process of the micro-seismic probe, a special anchor rod matched with the micro-seismic probe is processed, and the special anchor rod is obviously different from an underground anchor rod used in a coal mine, so that the condition that other equipment cannot be matched with the special anchor rod frequently occurs in the processing and installation processes of the special anchor rod, and the installation time of the micro-seismic probe is longer.

Disclosure of Invention

In view of this, the embodiment of the present invention provides a switching device for a micro-seismic probe and an anchor rod, which is convenient for reducing the time for installing the micro-seismic probe on the anchor rod used in the well.

The embodiment of the utility model provides a switching device of microseism probe and stock, include: the first transfer part and the second transfer part are fixed together; the first adapter part is provided with a connecting part used for being fixed with the microseismic probe, and the second adapter part is provided with a connecting part used for being fixed with the end part of the anchor rod.

According to the utility model discloses a concrete mode of realization, first switching portion is the bolt, second switching portion is the nut.

According to the utility model discloses a concrete mode of realization, the nominal diameter of the external screw thread of bolt is less than the internal screw thread nominal diameter of nut.

According to the utility model discloses a concrete mode of realization, the central axis of bolt with the central axis of nut coincides mutually, the bolt with the nut welding is in the same place, just the bolt be used for with the connecting portion that the microseism probe is connected, with the nut be used for with the connecting portion opposite direction of orientation that the stock tip is connected.

According to the utility model discloses a concrete mode of realization, the nominal diameter of the external screw thread on the bolt is 20mm, and length is 45mm-55 mm.

According to the utility model discloses a concrete mode of realization, the internal screw thread nominal diameter of nut is 22 mm.

The embodiment of the utility model provides a pair of switching device of microseism probe and stock, through being in the same place first switching portion and second switching portion are fixed, just first switching portion has and is used for the connecting portion fixed mutually with the microseism probe, and second switching portion has and is used for the connecting portion fixed mutually with the stock tip, like this, can be fixed mutually with the connecting portion of microseism probe and first switching portion, and the stock can be fixed mutually with the connecting portion of second switching portion to can be in the same place microseism probe and stock are fixed, be convenient for reduce the time of microseism probe mounting in used stock in the pit.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of an adapting device of a microseismic probe and an anchor rod provided by the present invention;

fig. 2 is a partial structural sectional view of fig. 1.

Detailed Description

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Fig. 1 is a schematic structural view of an embodiment of the adapting device of a microseismic probe and an anchor rod provided by the present invention, as shown in fig. 1, the method of the present embodiment may include: the first adapter part 1 and the second adapter part 2 are fixed together; the first adapter part 1 is provided with a connecting part used for being fixed with the microseismic probe, and the second adapter part 2 is provided with a connecting part used for being fixed with the end part of the anchor rod.

In this embodiment, the first adapting portion 1 and the second adapting portion 2 may be an integral structure, the first adapting portion 1 and the second adapting portion 2 may also be fixed by a pin, a screw, or other parts, or the first adapting portion 1 and the second adapting portion 2 may also be fixedly connected by arranging a connecting sleeve or a clamping groove on the first adapting portion 1 or the second adapting portion 2; the connecting part on the first transfer part 1 for fixing with the micro-seismic probe can be a thread, and can also be a connecting sleeve or a clamping groove so as to be connected with the micro-seismic probe; the connecting part used for being fixed with the end part of the anchor rod on the second switching part 2 can be a thread, and can also be a connecting sleeve or a clamping groove so as to be connected with the end part of the anchor rod.

In the embodiment, the first switching part and the second switching part are fixed together, the first switching part is provided with the connecting part used for being fixed with the microseismic probe, the second switching part is provided with the connecting part used for being fixed with the end part of the anchor rod, so the microseismic probe can be fixed with the connecting part of the first switching part, and the anchor rod can be fixed with the connecting part of the second switching part, so the microseismic probe and the underground universal anchor rod can be fixed together, the time for installing the microseismic probe on the underground anchor rod is reduced, meanwhile, the workload for installing the microseismic probe is reduced, the disassembly is convenient, and in the working face recovery process, the microseismic probe can be continuously moved forward, so that the microseismic monitoring can be timely, quickly and continuously carried out on the mining working face, and the safety of the mining work is guided.

In an embodiment of the present invention, referring to fig. 1 and fig. 2, fig. 2 is a partial structure sectional view of fig. 1, the first switching portion 1 is a bolt, and the second switching portion 2 is a nut.

In this embodiment, the first connecting portion 1 is a bolt, and can be used for fixedly connecting the bolt with an internal thread on the micro-seismic probe, and the second connecting portion 2 is a nut, and can be used for fixedly connecting the nut with an external thread on the end portion of the anchor rod.

This embodiment, through bolt and slight shock probe fixed connection, nut and stock tip fixed connection, bolt and nut are together fixed simultaneously to can be fixed with slight shock probe and stock, be convenient for reduce the time of installing slight shock probe.

As an alternative, the nominal diameter of the external thread of the bolt is smaller than the nominal diameter of the internal thread of the nut.

In this embodiment, the accessible is processed the blank and is formed bolt and nut, also can select standard bolt and standard nut, and specifically, the bolt can be hexagonal head full thread bolt, and the nut can be for the supporting nut with the stock in the pit, and bolt and nut should not have crackle, burr, rust etc..

Further optionally, the nominal diameter of the external thread on the bolt is 20mm, the length is 45mm-55mm, and the nominal diameter of the internal thread of the nut is 22 mm.

In the embodiment, the specification and the size of the micro-seismic probe are usually fixed and unchanged, the nominal diameter of the mounting hole of the micro-seismic probe is mostly 20mm, the outer diameter of the anchor rod used in the underground coal mine of China is mostly 22mm at present, and the inner diameter of the mounting hole of the micro-seismic probe is smaller than the diameter of the anchor rod used in the underground coal mine. The length of the external thread on the bolt is 45-55 mm, so that the length of the effective connection part of the bolt and the mounting hole of the micro-seismic probe can be controlled between 45-55 mm, and the bolt and the micro-seismic probe are firmly connected.

In the embodiment, the nominal diameter of the external thread of the bolt is smaller than the nominal diameter of the internal thread of the nut, so that the microseismic probe is conveniently and fixedly connected with the rod diameter of the anchor rod, further, the nominal diameter of the external thread of the bolt is 20mm, the nominal diameter of the internal thread of the nut is 22mm, and the microseismic probe can be directly matched with the mounting hole of the microseismic probe and the rod diameter of the anchor rod used underground, so that the time for mounting the microseismic probe can be further saved, and the workload for mounting the microseismic probe is reduced.

As an alternative, the central axis of the bolt and the central axis of the nut coincide, the bolt and the nut are welded together, and the bolt is used for the connecting part connected with the microseismic probe, and the nut is used for the connecting part connected with the end part of the anchor rod to face in the opposite direction.

In the embodiment, in a rock burst mine, the micro-seismic probe collects and collects seismic wave signals emitted by rock mass destruction or rock fracture, the seismic wave signals are processed and analyzed, so that information of the position, the magnitude of the seismic level, the energy and the like of the mine earthquake is obtained, the stress-strain state of surrounding rocks is analyzed by using software carried by the system and combining with the seismology principle, so that the stability of a rock stratum is judged, and the micro-seismic probe is arranged on the anchor rod and is tightly combined with a coal rock body through the anchor rod body, so that the seismic wave signals are received. When the central line of the mounting hole of the microseismic probe is superposed with the central line of the anchor rod, the received seismic wave signal is closer to the real seismic wave, so that the more accurate the result is obtained by processing and analyzing the seismic wave signal.

In this embodiment, the nut and the bolt head can be welded together by arc welding with a welding rod.

This embodiment, through the central axis that makes the bolt with the central axis of nut coincides mutually, is convenient for make the axis of the mounting hole of microseism probe coincide with the axis of stock, like this, after the earthquake wave signal to microseism probe collection handles the analysis, the result that obtains is more accurate, simultaneously, the head and the nut welding of bolt for the bolt and nut are fixed together, are used for on the bolt with the connecting portion that is connected with the microseism probe on connecting portion that are used for with the nut with the connecting portion orientation that the stock tip is connected opposite, like this, through switching device with microseism probe and stock fixed connection, and, make microseism probe and stock be in switching device's both sides, thereby easy to assemble microseism probe and stock.

The utility model discloses an installation does: firstly, screwing a bolt of the adapter into a mounting hole of the microseismic probe and screwing the bolt tightly so as to prevent the bolt from falling off; and then screwing a nut of the switching device on the exposed rod body of the anchor rod on the top plate or the upper part of the roadway, and screwing the nut by using a wrench.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a switching device of microseismic probe and stock which characterized in that includes: the first transfer part and the second transfer part are fixed together;

the first adapter part is provided with a connecting part used for being fixed with the microseismic probe, and the second adapter part is provided with a connecting part used for being fixed with the end part of the anchor rod.

2. The adapter device of claim 1, wherein the first adapter portion is a bolt and the second adapter portion is a nut.

3. The adapter of claim 2 wherein the nominal diameter of the external threads of the bolt is less than the nominal diameter of the internal threads of the nut.

4. The transconnector of claim 2, wherein a central axis of the bolt and a central axis of the nut coincide, the bolt and the nut are welded together, and the bolt is adapted to have a connection with the microseismic probe and the nut is adapted to have a connection with the end of the bolt facing in opposite directions.

5. The adapter of claim 4 wherein the external threads on the bolt have a nominal diameter of 20mm and a length of 45mm to 55 mm.

6. The adapter of claim 4 wherein the internal threads of the nut have a nominal diameter of 22 mm.