A underground geological disaster monitoring device

Abstract

The present application discloses an underground geological disaster monitoring device. The device comprises: a dust cover, a monitoring structure, a fixed plate and a fixed structure, wherein the dust cover is connected to the top of the monitoring structure; the outer wall of the monitoring structure is connected to the fixed plate; and the fixed plate is connected to the fixed structure. The device of the present application can better protect the monitoring structure used for monitoring in the underground geological disaster monitoring device, and the disassembly and installation are relatively simple.

Description

Technical Field

[0001] The present application relates to the field of mine safety technology, and in particular to an underground geological disaster monitoring device. Background Art

[0002] The existing underground geological disaster monitoring device is not convenient for protecting the sensors in the device when in use, thus affecting the monitoring effect of the monitoring device on underground geological disasters in coal mines. In addition, the installation and disassembly of the device is relatively complicated and inconvenient to operate when in use. Summary of the invention

[0003] The present application provides an underground geological disaster monitoring device, which can provide good protection for sensors in the monitoring device and is easy to disassemble and install.

[0004] According to one aspect of the present application, an underground geological disaster monitoring device is provided, including: a dust cover, a monitoring structure, a fixed plate and a fixed structure, wherein the dust cover is connected to the top of the monitoring structure; the outer wall of the monitoring structure is connected to the fixed plate; and the fixed plate is connected to the fixed structure.

[0005] In one implementation, the monitoring structure includes a shell, a protective net, a cover plate, a first guide sleeve, a threaded push rod, a second guide sleeve, an underground detection probe, an inclined support rod and an external environment monitoring sensor, wherein the top of the shell is connected to the bottom of the dust cover; an opening is opened on the surface of the shell; the protective net is connected to the surface of the shell and covers the opening; the cover plate is installed inside the shell; the top of the cover plate is connected to the external environment monitoring sensor; the two ends of the inclined support rod are respectively connected to the inner wall of the shell and the first guide sleeve; the threaded push rod is inserted into the inner wall of the first guide sleeve; the bottom of the threaded push rod is connected to the top of the underground detection probe; the shell is connected to the second guide sleeve; the inner wall of the second guide sleeve is connected to the underground detection probe.

[0006] In an optional implementation, the device also includes a first motor, a first gear, a second gear, a threaded rod and a protective cover, wherein the first rotating shaft of the first motor is connected to the first gear; the first gear is connected to the second gear; the inner wall of the second gear is connected to the threaded rod; the outer wall of the threaded rod is connected to the protective cover; and the top of the threaded rod is connected to the dust cover.

[0007] Optionally, the device further comprises a guide groove bar, wherein the top of the protective cover is connected to the guide groove bar, and the guide groove bar is connected to the inner wall of the shell.

[0008] In an optional implementation, the device also includes a second motor, a third gear and a threaded gear sleeve, wherein the second motor is mounted on the inner wall of the shell; the second rotating shaft of the second motor is connected to the third gear; the third gear is connected to the threaded gear sleeve; the inner wall of the threaded gear sleeve is connected to the threaded push rod; and the threaded gear sleeve is connected to the shell.

[0009] In an optional implementation, the device further includes a first return spring, wherein the inner wall of the second guide sleeve is connected to the first return spring; and the inner wall of the first return spring is connected to the outer wall of the underground detection probe.

[0010] In an optional implementation, the device further includes a block, wherein the inner wall of the first guide sleeve is connected to the block; and the bottom of the block is connected to the top of the threaded push rod.

[0011] In one implementation, the fixing structure includes a ground column, an adjusting nut, a threaded sleeve rod, a tapered threaded sleeve, a spiral nail, an inclined sliding block, a second return spring, a pin, a threaded sleeve rod and a bracket sleeve, wherein the outer wall of the ground column is connected to the fixed plate; the ground column is a hollow structure with holes at both ends; the top of the ground column is connected to the adjusting nut; the bottom of the adjusting nut is connected to the threaded sleeve rod; the outer wall of the threaded sleeve rod is connected to the tapered threaded sleeve; the inner wall of the ground column is connected to the bracket sleeve; the bracket sleeve is connected to the threaded sleeve rod; the top of the threaded sleeve rod is connected to the spiral nail; the outer wall of the ground column is connected to the pin; one end of the pin is connected to one end of the inclined sliding block; the other end of the inclined sliding block is connected to the outer wall of the tapered threaded sleeve; the inclined sliding block is connected to the second return spring.

[0012] In an optional implementation, a slide groove is provided on the inner wall of the ground column; the slide groove is connected to the tapered threaded sleeve.

[0013] In an optional implementation, the device further comprises a guide rod, wherein the inner wall of the bracket sleeve is connected to the guide rod; and the outer wall of the guide rod is connected to the inner wall of the threaded sleeve.

[0014] It should be understood that the content described in this section is not intended to identify the key or important features of the embodiments of the present application, nor is it intended to limit the scope of the present application. Other features of the present application will become easily understood through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to better understand the present solution and do not constitute a limitation of the present application.

[0016] Figure 1It is a structural schematic diagram of an underground geological disaster monitoring device provided in an embodiment of the present application;

[0017] Figure 2a It is a structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application;

[0018] Figure 2b It is a partial structural schematic diagram of an underground geological disaster monitoring device provided in an embodiment of the present application;

[0019] Figure 2c It is a partial structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application;

[0020] Figure 3a It is a structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application;

[0021] Figure 3b It is a partial structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application;

[0022] Figure 3c It is a partial structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application. DETAILED DESCRIPTION

[0023] The following is a description of exemplary embodiments of the present application in conjunction with the accompanying drawings, including various details of the embodiments of the present application to facilitate understanding, which should be considered as merely exemplary. Therefore, it should be recognized by those of ordinary skill in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present application. Similarly, for the sake of clarity and conciseness, the description of well-known functions and structures is omitted in the following description.

[0024] It should be noted that, in the description of this application, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0025] See also Figure 1 , Figure 1 Schematic diagram of the structure of an underground geological disaster monitoring device provided in an embodiment of the present application. Figure 1As shown, the device includes a dust cover 101, a monitoring structure 102, a fixed plate 103 and a fixed structure 104; wherein the dust cover 101 is connected to the top of the monitoring structure 102; the outer wall of the monitoring structure 102 is connected to the fixed plate 103; the outer wall of the monitoring structure 102 is connected to the fixed plate 103, the monitoring structure 102 can be fixed to the fixed structure 104 through the fixed plate 103, and the dust cover 101 is arranged on the top of the monitoring structure 102, so that the underground geological disaster early warning device of the embodiment of the present application can be fixedly installed at a predetermined position through the fixed structure 104.

[0026] It should be noted that, in the embodiments of the present application, the number of fixed structures in the underground geological disaster monitoring device can be any number. Figure 1 The example includes three fixed structures.

[0027] In one implementation, the monitoring structure includes a housing, a protective net, a cover plate, a first guide sleeve, a threaded push rod, a second guide sleeve, an underground detection probe, an inclined support rod, and an external environment monitoring sensor. As an example, see Figure 2a , Figure 2b and Figure 2c . Figure 2a It is a structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application; Figure 2b It is a partial structural schematic diagram of an underground geological disaster monitoring device provided in an embodiment of the present application; Figure 2c It is a partial structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application. Figure 2b The local structure shown corresponds to Figure 2a Area A shown in . Figure 2c The local structure shown corresponds to Figure 2a As shown in area B. Figure 2a , Figure 2b and Figure 2c As shown, the monitoring structure includes a housing 201, a protective net 202, a cover plate 203, a first guide sleeve 204, a threaded push rod 205, a second guide sleeve 206, an underground detection probe 207, an oblique support rod 208 and an external environment monitoring sensor 209. Among them, the top of the housing 201 is connected to the bottom of the dust cover; the wall of the housing 201 is provided with an opening; the protective net 202 is connected to the wall of the housing 201 and covers the opening; the cover plate 203 is installed inside the housing 201; the top of the cover plate 203 is connected to the external environment monitoring sensor 209; the two ends of the oblique support rod are respectively connected to the inner wall of the housing 201 and the first guide sleeve 204; the inner wall of the first guide sleeve 204 is plugged with a threaded push rod 205; the bottom of the threaded push rod 205 is connected to the top of the underground detection probe 207; the housing 201 is connected to the second guide sleeve 206; the inner wall of the second guide sleeve 206 is connected to the underground detection probe 207.

[0028] For example, the top of the shell 201 is connected to the bottom of the dust cover, so that the dust cover can cover and protect the top of the shell 201 to protect the monitoring structure 102; the surface of the upper end of the shell 201 can be provided with a plurality of through holes according to actual needs, and the protective net 202 covers the above through holes and is connected to the surface of the shell 201, so as to prevent foreign matter from entering the device through the through holes and causing damage; a cover plate 203 is installed at the top of the shell 201, and the external environment monitoring sensor 209 is connected to the upper wall of the top of the cover plate 203 ; One end of the oblique support rod 208 is connected to the inner wall of the shell 201, and the other end is connected to the first guide sleeve 204, so that the first guide sleeve 204 is fixed inside the shell 201 under the support of the oblique support rod 208; a threaded push rod 205 is inserted into the inner wall of the first guide sleeve 204, and the bottom of the threaded push rod 205 is connected to the top of the underground detection probe 207; the shell 201 is connected to the second guide sleeve 206, and the first guide sleeve 204 and the second guide sleeve 206 are located on the same straight line, and the inner wall of the second guide sleeve 206 is sleeved with an underground probe.

[0029] In one implementation of the embodiment of the present application, the above-mentioned device also includes a first motor 210, a first gear 211, a second gear 212, a protective cover 214 and a threaded rod 213, wherein the first rotating shaft of the first motor 210 is connected to the first gear 211; the first gear 211 is connected to the second gear 212; the inner wall of the second gear 212 is connected to the threaded rod 213; the outer wall of the threaded rod is connected to the protective cover 214; and the top of the threaded rod 213 is connected to the dust cover.

[0030] For example, the first motor 210 is fixedly installed on the inner wall of the shell 201, and the first gear 211 is sleeved on the outer wall of the rotating shaft of the first motor 210. The first gear 211 is meshed and connected with the second gear 212. The inner wall of the second gear 212 is provided with a thread and is sleeved with a threaded rod 213; a through hole is opened in the center of the protective cover 214, and a thread is opened in the through hole, so that the protective cover 214 can be sleeved on the outer wall of the threaded rod 213 through the through hole, and the top of the threaded rod 213 extends out from the through hole of the protective cover 214, so that the top of the threaded rod 213 is connected to the dust cover.

[0031] Through the device of the embodiment of the present application, after the first motor 210 is started, the first gear 211 is driven to rotate, and the second gear 212 is driven to rotate under the action of the first gear 211, and then the threaded rod 213 is driven to rotate, thereby pushing the protective cover 214 to rise or fall.

[0032] In an optional implementation of the embodiment of the present application, the above device further includes a guide bar 215. The top of the protective cover is connected to the guide bar 215; and the guide bar 215 is connected to the inner wall of the housing 201.

[0033] For example, the edge of the bottom of the protective cover 214 is connected to the guide bar 215, and a guide groove is provided on the side where the guide bar 215 is connected to the protective cover 214. The edge of the bottom of the protective cover 214 can be inserted into the guide groove. The guide bar can guide the protective cover 214 when it moves to avoid misalignment of the protective cover 214.

[0034] In one implementation, the above-mentioned device also includes a second motor 216, a third gear 217 and a threaded gear sleeve 218, wherein the second motor 216 is installed on the inner wall of the shell 201; the second rotating shaft of the second motor 216 is connected to the third gear 217; the third gear 217 is connected to the threaded gear sleeve 218; the inner wall of the threaded gear sleeve 218 is connected to the threaded push rod 205; and the threaded gear sleeve 218 is connected to the shell 201.

[0035] For example, the second motor 216 is fixedly mounted on the inner wall of the shell 201; the outer wall of the rotating shaft of the second motor 216 is connected to the third gear 217 by means of a sleeve connection; the third gear 217 is connected to the threaded gear sleeve 218, so that the third gear 217 is connected to the threaded gear sleeve 218, so that the third gear 217 is meshed with the threaded gear sleeve 218; the inner wall of the threaded gear sleeve 218 is sleeved with a threaded push rod 205, and the threaded gear sleeve 218 is connected to the cross partition in the shell 201.

[0036] In an optional implementation, the above device further includes a first return spring 219 , wherein the inner wall of the second guide sleeve 206 is connected to the first return spring 219 ; and the inner wall of the first return spring 219 is connected to the outer wall of the underground detection probe 207 .

[0037] For example, the inner wall of the second guide sleeve 206 is sleeved with the first return spring 219 , and the interior of the first return spring is sleeved with the underground detection probe 207 .

[0038] See also Figure 2c ,like Figure 2c As shown, in one implementation of the embodiment of the present application, the above-mentioned device may also include a block 220, wherein the inner wall of the first guide sleeve 204 is connected to the block 220; and the bottom of the block 220 is connected to the top of the threaded push rod 205.

[0039] Through the device of the embodiment of the present application, the third gear 217 can be driven to rotate by the second motor 216, thereby driving the threaded gear sleeve 218 to rotate, and the threaded gear sleeve 218 drives the threaded push rod 205 to rotate out of the housing 201 to push the underground detection probe 207, so that the underground detection probe 207 is inserted into the ground to monitor relevant data. At the same time, when the threaded push rod 205 is rotated out, the block 220 can guide the threaded push rod 205 to prevent the threaded push rod 205 from rotating the underground detection probe 207 when it is rotated out, which affects the detection effect of the underground detection probe 207. When the device needs to be disassembled, the second motor 216 can be rotated in the opposite direction, thereby driving the threaded push rod 205 to be retracted, and the underground detection probe 207 is retracted under the action of the first reset spring 219.

[0040] In one implementation, the fixing structure includes a ground column, an adjusting nut, a threaded sleeve, a conical threaded sleeve, a spiral nail, an inclined slider, a second return spring, a pin, a threaded sleeve and a bracket sleeve. As an example, please refer to FIG. 3, which is a schematic diagram of the structure of another underground geological disaster monitoring device provided in an embodiment of the present application. Figure 3a It is a structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application; Figure 3b It is a partial structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application; Figure 3c It is a partial structural schematic diagram of another underground geological disaster monitoring device provided in an embodiment of the present application. Figure 3b The local structure shown corresponds to Figure 3a Area C shown in FIG. Figure 3c The local structure shown corresponds to Figure 3a As shown in area D. Figure 3a As shown, the device includes a ground column 301, an adjusting nut 302, a threaded sleeve rod 303, a conical threaded sleeve 304, a spiral nail 305, an inclined slider 306, a second return spring 307, a pin 308, a threaded sleeve rod 309 and a bracket sleeve 310.

[0041] Among them, the outer wall of the ground column 301 is connected to the fixed plate; the ground column 301 is a hollow structure with holes at both ends; the top of the ground column 301 is connected to the adjusting nut 302; the bottom of the adjusting nut 302 is connected to the threaded sleeve 303; the outer wall of the threaded sleeve 303 is connected to the conical threaded sleeve 304; the inner wall of the ground column 301 is connected to the bracket sleeve 310; the bracket sleeve 310 is connected to the threaded sleeve 309; the top of the threaded sleeve 309 is connected to the screw nail 305; the outer wall of the ground column 301 is connected to the pin 308; one end of the pin 308 is connected to the inclined slider 306; the other end of the inclined slider 306 is connected to the outer wall of the conical threaded sleeve 304; the inclined slider 306 is connected to the second reset spring 307.

[0042] For example, a through hole is provided at the center of the fixing plate, so that the top of the ground column 301 can be fixedly connected to the fixing plate through the through hole; the inside of the ground column 301 is a hollow structure with holes at both ends; the adjusting nut 302 is arranged at the top hole position of the ground column 301 and is connected to the ground column 301; the bottom of the adjusting nut 302 is connected to the top of the threaded sleeve rod 303; the outer wall of the threaded sleeve rod 303 is provided with threads, so that the threaded sleeve rod 303 can be connected to the conical threaded sleeve 304 through the threads; the inner wall of the ground column 301 is connected to the bracket sleeve 304 10 connection; the bracket sleeve 310 is connected to the threaded sleeve rod 309; the bottom of the threaded sleeve rod 309 is connected to the screw nail 305; a through hole is opened in the wall of the ground column 301, and the pin 308 is arranged in the above-mentioned through hole, and one end is connected to one end of the inclined slider 306; one end of the inclined slider 306 is an inclined surface, and the inclined surface is slidably connected to the tapered part of the outer wall of the tapered threaded sleeve 304; the end of the inclined slider 306 connected to the pin 308 is also connected to the second return spring 307, and the second return spring 307 is sleeved on the outer wall of the pin 308.

[0043] It should be noted that, in the embodiments of the present application, the specific number of the pin and the inclined slider connected to the pin, the second return spring and the tapered threaded sleeve can be set according to actual conditions. Figure 3a The example includes 2 pins, 2 inclined sliders, 2 second return springs and 1 tapered threaded sleeve.

[0044] In the embodiment of the present application, the shape of the interior of the threaded sleeve 303 needs to be the same as the shape of the block in the aforementioned monitoring structure.

[0045] As an example, taking the threaded sleeve as an inner hexagonal threaded sleeve as an example, the blocks in the aforementioned monitoring structure are hexagonal blocks.

[0046] In one implementation, Figure 3b As shown, a slide groove 311 is provided on the inner wall of the ground column 301 ; the slide groove 311 is connected to the tapered threaded sleeve 304 .

[0047] For example, the upper end of the conical threaded sleeve 304 has a protruding portion, and the inner wall of the ground column 301 is provided with a sliding groove 311 having a size corresponding to the protruding portion, so that the protruding portion can be placed in the sliding groove 311 .

[0048] In one implementation, the device further includes a guide rod 312 , wherein the inner wall of the bracket sleeve 310 is connected to the guide rod 312 ; and the outer wall of the guide rod 312 is connected to the inner wall of the threaded sleeve 303 .

[0049] Through the above device, the adjusting nut 302 can be rotated to drive the threaded sleeve 303 to rotate, so as to push the tapered threaded sleeve 304. The tapered threaded sleeve 304 pushes the inclined slider 306, driving the pin 308 to extend and insert into the nearby stratum to assist in fixing the underground geological disaster monitoring device. At the same time, under the action of the threaded sleeve 303, the threaded sleeve 309 is driven to rotate, so as to rotate the spiral nail 305 to extend the spiral nail 305 from the device and insert it into the ground, thereby locking the ground column 301. And the threaded sleeve 309 is guided by the guide rod 312. When it is necessary to recover the pin 308, the adjusting nut 302 can be rotated in the opposite direction to retract the tapered threaded sleeve 304, and the pin 308 is retracted under the action of the second reset spring 307, and the spiral nail 305 is screwed out from the ground to unlock the ground column 301.

[0050] Through the devices of various embodiments of the present application, after the bottom of the underground geological disaster early warning device is buried in an appropriate position underground, the adjusting nut is rotated to drive the threaded sleeve rod to rotate, thereby pushing the conical threaded sleeve, and the conical threaded sleeve squeezes and pushes the inclined slider, so that the inclined slider pushes the pin to extend and insert into the nearby stratum; at the same time, under the action of the threaded sleeve rod, the threaded sleeve rod is driven to rotate, thereby driving the spiral nail to be screwed out and inserted into the ground, and the ground column is locked under the action of the pin and the spiral nail, completing the installation of the monitoring device. After that, the first motor and the second motor are started, the first motor rotation shaft drives the first gear to rotate, the first gear drives the third gear to rotate, and then drives the threaded rod to rotate to adjust the protective cover to a position that is convenient for the external environment monitoring sensor to monitor the external environment, and the guide groove bar is used to guide the protective cover to avoid the problem of rotation when pushing the protective cover. At the same time, the second motor drives the third gear to rotate, thereby driving the threaded gear sleeve to rotate, so that the threaded gear sleeve screws the threaded push rod out of the housing, thereby pushing the underground detection probe into the ground, so that the underground detection probe monitors the relevant data. When the underground geological disaster warning device needs to be retracted, the adjusting nut is rotated in the opposite direction to retract the conical threaded sleeve, the rotating screw is retracted under the action of the first reset spring, and the pin is retracted under the action of the second reset spring.

[0051] In addition, the other structures and functions of the underground geological disaster warning device of the embodiment of the present application are known to technicians in this field and will not be described in detail to reduce redundancy.

[0052] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0053] The above specific implementations do not constitute a limitation on the protection scope of this application. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions can be made according to design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of this application should be included in the protection scope of this application.

Claims

1. An underground geological disaster monitoring device, characterized in that: include: A dust cover, a monitoring structure, a fixing plate, a fixing structure, a first motor, a first gear, a second gear, a threaded rod, a protective cover, a second motor, a third gear and a threaded gear sleeve, wherein: The dust cover is connected to the top of the monitoring structure; The outer wall of the monitoring structure is connected to the fixed plate; The fixing plate is connected to the fixing structure; The first rotating shaft of the first motor is connected to the first gear; The first gear is connected to the second gear; The inner wall of the second gear is connected to the threaded rod; The outer wall of the threaded rod is connected to the protective cover; The top of the threaded rod is connected to the dust cover; The monitoring structure includes a housing, a protective net, a cover plate, a first guide sleeve, a threaded push rod, a second guide sleeve, an underground detection probe, an inclined support rod, a second gear and an external environment monitoring sensor, wherein: The top of the shell is connected to the bottom of the dust cover; The surface of the shell is provided with an opening; The protective net is connected to the surface of the shell and covers the opening; The cover plate is installed inside the shell; The top of the cover plate is connected to the external environment monitoring sensor; The two ends of the oblique support rod are respectively connected to the inner wall of the shell and the first guide sleeve; The threaded push rod is inserted into the inner wall of the first guide sleeve; The bottom of the threaded push rod is connected to the top of the underground detection probe; The housing is connected to the second guide sleeve; The inner wall of the second guide sleeve is connected to the underground detection probe; The fixing structure includes a ground column, an adjusting nut, a threaded sleeve rod, a conical threaded sleeve, a spiral nail, an inclined slider, a second return spring, a pin, a threaded sleeve rod and a bracket sleeve, wherein: The outer wall of the ground column is connected to the fixing plate; The ground column is a hollow structure with holes at both ends; The top of the ground column is connected to the adjusting nut; The bottom of the adjusting nut is connected to the threaded sleeve rod; The outer wall of the threaded sleeve is connected to the tapered threaded sleeve; The inner wall of the ground column is connected to the bracket sleeve; The bracket sleeve is connected to the threaded sleeve rod; The top of the threaded sleeve is connected to the spiral nail; The outer wall of the ground column is connected to the pin; One end of the pin is connected to one end of the inclined sliding block; The other end of the inclined sliding block is connected to the outer wall of the tapered thread sleeve; The inclined sliding block is connected to the second return spring; The second motor is mounted on the inner wall of the housing; The second rotating shaft of the second motor is connected to the third gear; The third gear is connected to the threaded gear sleeve; The inner wall of the threaded gear sleeve is connected to the threaded push rod; The threaded gear sleeve is connected to the housing.

2. The device according to claim 1, characterized in that The device also includes a guide groove bar, wherein The top of the protective cover is connected to the guide groove bar; The guide groove bar is connected to the inner wall of the shell.

3. The device according to claim 1, characterized in that The device also includes a first return spring, wherein The inner wall of the second guide sleeve is connected to the first return spring; The inner wall of the first return spring is connected to the outer wall of the underground detection probe.

4. The device according to claim 1, characterized in that The device also includes a block, wherein The inner wall of the first guide sleeve is connected to the block; The bottom of the block is connected to the top of the threaded push rod.

5. The device according to claim 1, characterized in that The inner wall of the ground column is provided with a sliding groove; The slide groove is connected to the tapered thread sleeve.

6. The device according to claim 1, characterized in that The device also includes a guide rod, wherein The inner wall of the bracket sleeve is connected to the guide rod; The outer wall of the guide rod is connected to the inner wall of the threaded sleeve rod.

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