CN215769052U

CN215769052U - Anti-interference geophysical prospecting magnetic method instrument measuring device

Info

Publication number: CN215769052U
Application number: CN202121099300.1U
Authority: CN
Inventors: 卜永宁
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-02-08
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses an anti-interference geophysical prospecting magnetic method instrument measuring device which comprises a protective box and a surveying instrument, wherein the surveying instrument is positioned in the protective box, the top of the protective box is movably contacted with a cover plate, the top of the cover plate is fixedly connected with a U-shaped handle, the bottom of the cover plate is fixedly installed with the top of the surveying instrument, and the protective box is provided with a shifting mechanism matched with the surveying instrument and a supporting height adjusting mechanism; the shifting-out mechanism comprises two first screw rods rotatably arranged at the bottom of the cover plate, a first through hole is formed in the left side of the cover plate, and the top ends of the first screw rods extend into the first through hole and are fixedly connected with a first chain wheel. The portable reconnaissance device is reasonable in design, is convenient for shielding and protecting the reconnaissance instrument in the carrying process, reduces the risk of mistaken collision and damage in the carrying process, is convenient for adjusting the supporting height of the reconnaissance instrument according to the use requirement when in use, is convenient for personnel to use, is convenient for reducing the total volume of the whole device after being used, and is convenient for carrying and transportation.

Description

Anti-interference geophysical prospecting magnetic method instrument measuring device

Technical Field

The utility model relates to the technical field of geophysical prospecting magnetic method instrument measuring equipment, in particular to an anti-interference geophysical prospecting magnetic method instrument measuring device.

Background

Geophysical prospecting, namely magnetic prospecting, is one of the geophysical prospecting methods, rocks and ores in the nature have different magnetism, can produce the magnetic field of the difference, it makes the earth magnetic field change in the local area, the geomagnetism appears, utilize the apparatus to find and study these magnetic anomalies, and then look for the magnetic ore body and study the method of the geological structure and call magnetic prospecting, the existing geophysical prospecting magnetic method apparatus used for exploring, measuring uses the surveying instrument to measure mostly, in order to avoid appearing the magnetic interference phenomenon in the course of measuring, the shell material of the existing surveying instrument uses the magnetic material mostly, shield and shelter from the component in the surveying instrument through the magnetic shell, can reduce the phenomenon of magnetic interference;

present reconnaissance appearance, its exclusive use support frame supports reconnaissance appearance when using, the mode of carrying the support frame alone is not convenient for carry, the high most of its support frame is fixed, be not convenient for adjust its holding power as required according to the use, inconvenient personnel use, and be not convenient for carry the in-process and shelter from the protection to surveying the appearance, the in-process that carries exists and is bumped the damage risk that causes by the mistake higher, can not satisfy the use, synthesize the above-mentioned condition and improve, therefore we have proposed a jam-proof geophysical prospecting magnetism method instrument measuring device and are used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an anti-interference geophysical prospecting magnetic method instrument measuring device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an anti-interference geophysical prospecting magnetic method instrument measuring device comprises a protective box and a surveying instrument, wherein the surveying instrument is positioned in the protective box, the top of the protective box is movably contacted with a cover plate, the top of the cover plate is fixedly connected with a U-shaped handle, the bottom of the cover plate is fixedly installed with the top of the surveying instrument, and the protective box is provided with a shifting-out mechanism and a supporting height adjusting mechanism which are matched with the surveying instrument;

the shifting-out mechanism comprises two first screw rods which are rotatably installed at the bottom of the cover plate, a first through hole is formed in the left side of the cover plate, the top end of each first screw rod extends into a first through hole and is fixedly connected with a first chain wheel, two first chain wheels are connected with the same first chain in a transmission mode, first threaded holes are formed in the two sides of the top of the protection box, fixed blocks are fixedly connected between the inner walls of the two sides of each first threaded hole, the bottom ends of the first screw rods extend into corresponding first threaded holes, the fixed blocks are sleeved on the corresponding first screw rods in a threaded manner, a round connecting pipe is fixedly connected to the top of the left first chain wheel in the two first chain wheels, and the top end of the round connecting pipe extends to the top of the cover plate and a first knob of the fixed connection.

Preferably, the supporting height adjusting mechanism comprises a supporting plate, the top of the supporting plate is in movable contact with the bottom of the protection box, a second screw rod is sleeved in the first threaded hole, the bottom end of the second screw rod extends to the lower part of the protection box and is rotatably installed at the top of the supporting plate, a second through hole is formed in one side of the supporting plate, the bottom end of the second screw rod extends into the corresponding second through hole and is fixedly connected with a second chain wheel, the two second chain wheels are in transmission connection with the same second chain, a first rectangular hole is formed in the top end of the second screw rod, the first screw rod is positioned in the corresponding first rectangular hole and is not in contact with the inner wall of the first rectangular hole, a first through hole is formed in the top end of the first screw rod on the left side of the two first screw rods, a rectangular rotating rod is arranged in the first through hole, the top end of the rectangular rotating rod extends to the upper part of the first knob and is fixedly connected with a second knob, the rectangle bull stick is located the connection pipe and with the inner wall contactless of being connected the pipe, first knob rotates the cover and establishes on the rectangle bull stick, lies in the left first rectangular hole sliding sleeve in two first rectangular holes and is equipped with the rectangular block, the top fixedly connected with montant of rectangular block, the top of montant extends to in the first perforation, the montant slides the cover and establishes on the rectangle bull stick, the outside and the first fenestrate inner wall contactless of montant.

Preferably, a first circular hole is formed in the inner wall of the bottom of the first through hole, a first bearing is fixedly sleeved in the first circular hole, and the inner side of the inner ring of the first bearing is fixedly connected with the outer side of the corresponding first screw rod.

Preferably, the top of the fixing block is provided with a second threaded hole, and the second threaded hole is in threaded connection with the corresponding first screw.

Preferably, the shell of surveying instrument is the magnetic material, and the top fixedly connected with fixture block of surveying instrument, the bottom fixedly connected with installation piece of apron, the draw-in groove has been seted up to the bottom of installation piece, the outside of fixture block and the inner wall active contact of draw-in groove, and the thread groove has been seted up on the right side of fixture block, and thread groove internal thread cover is equipped with T shape fastening bolt, and installation piece threaded sleeve is established on T shape fastening bolt.

Preferably, two second circular holes are formed in the inner wall of the top of the second through hole, a second bearing is fixedly sleeved in each second circular hole, and the inner side of the inner ring of each second bearing is fixedly connected with the outer side of the corresponding second screw rod.

Preferably, the second rectangular hole has been seted up on the top of montant, the outside sliding connection of the inner wall in second rectangular hole and rectangle bull stick, and the spacing groove has been seted up on the right side of rectangle bull stick, fixedly connected with stopper, stopper and spacing groove sliding connection on the right side inner wall in second rectangular hole.

Preferably, a sliding groove is formed in the inner wall of the right side of the first rectangular hole in the left side, a sliding block is fixedly connected to the right side of the rectangular block, and the sliding block is in sliding connection with the sliding groove.

Preferably, a third circular hole is formed in the top of the first knob, a third bearing is fixedly sleeved in the third circular hole, and the inner side of an inner ring of the third bearing is welded and fixed with the outer side of the rectangular rotating rod.

Compared with the prior art, the utility model has the beneficial effects that:

when the surveying instrument is required to be moved for use, the first knob is positively rotated to drive the first chain wheel on the left side to rotate through the connecting circular pipe, the first chain wheel on the left side drives the first chain wheel on the right side to rotate through the first chain, the first chain wheels on the left side drive the corresponding first screw rods to rotate and move upwards, the first screw rods on the left side sequentially pass through the first chain wheel on the left side, the connecting circular pipe, the first knob and the third bearing to drive the rectangular rotating rod to slide upwards in the vertical rod, the two first screw rods drive the cover plate to move upwards through the two first bearings, the cover plate drives the surveying instrument to be moved out of the protective box for use sequentially through the mounting block and the clamping block, when the surveying instrument is used and the supporting height of the surveying instrument needs to be adjusted, the second knob is rotated upwards to drive the rectangular rotating rod to rotate, the rectangular rotating rod drives the rectangular block to rotate through the vertical rod, the rectangular block drives the left second screw rod to rotate through the left first rectangular hole, the left second screw rod drives the right second screw rod to rotate through the two second chain wheels and the second chain, the two second screw rods respectively rotate and move downwards in the corresponding first threaded holes, at the moment, the supporting plate is in contact with the ground, the reaction force of the movement of the second screw rod drives the protection box to move upwards, the protection box drives the two first screw rods to move upwards through the two fixing blocks, the two first screw rods drive the surveying instrument to continue to move upwards through the two first bearings and the cover plate, and when the supporting height of the surveying instrument is adjusted, the second knob stops rotating, so that the supporting height of the surveying instrument is fixed;

the second knob of back antiport after using for protection box and surveying appearance all change into the downstream, and when protection box downstream contacted with the top of backup pad, stop moving, first knob of antiport immediately makes surveying appearance change into in the downstream protects the box, and protection box protects surveying the appearance this moment, and the total volume of whole device reduces, conveniently carries the transportation.

The portable reconnaissance device is reasonable in design, is convenient for shielding and protecting the reconnaissance instrument in the carrying process, reduces the risk of mistaken collision and damage in the carrying process, is convenient for adjusting the supporting height of the reconnaissance instrument according to the use requirement when in use, is convenient for personnel to use, is convenient for reducing the total volume of the whole device after being used, and is convenient for carrying and transportation.

Drawings

Fig. 1 is a schematic structural diagram of an anti-interference geophysical prospecting magnetic method instrument measuring device provided by the utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 100 reconnaissance appearance, 1 protection box, 2 apron, 3 backup pads, 4 first through-holes, 5 first screw rods, 6 first screw hole, 7 fixed block, 8 second screw rods, 9 second through-holes, 10 second sprocket, 11 second chain, 12 first sprocket, 13 first chain, 14 first rectangular holes, 15 rectangular blocks, 16 first perforation, 17 montant, 18 rectangle bull stick, 19 first knob.

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.

Referring to fig. 1-3, an anti-interference geophysical prospecting magnetic method instrument measuring device comprises a protective box 1 and a surveying instrument 100, wherein the surveying instrument 100 is positioned in the protective box 1, the top of the protective box 1 is movably contacted with a cover plate 2, the top of the cover plate 2 is fixedly connected with a U-shaped handle, the bottom of the cover plate 2 is fixedly installed with the top of the surveying instrument 100, and the protective box 1 is provided with a shifting mechanism and a supporting height adjusting mechanism which are matched with the surveying instrument 100;

the shifting-out mechanism comprises two first screw rods 5 rotatably mounted at the bottom of the cover plate 2, a first through hole 4 is formed in the left side of the cover plate 2, the top ends of the first screw rods 5 extend into the first through hole 4 and are fixedly connected with first chain wheels 12, the two first chain wheels 12 are in transmission connection with a same first chain 13, first threaded holes 6 are formed in two sides of the top of the protection box 1, a fixed block 7 is fixedly connected between inner walls of two sides of each first threaded hole 6, the bottom ends of the first screw rods 5 extend into the corresponding first threaded holes 6, the fixed blocks 7 are in threaded sleeve connection with the corresponding first screw rods 5, a connecting circular pipe is fixedly connected to the top of the first chain wheel 12 on the left side in the two first chain wheels 12, and the top end of the connecting circular pipe extends to the upper side of the cover plate 2 and is fixedly connected with a first knob 19;

the supporting height adjusting mechanism comprises a supporting plate 3, the top of the supporting plate 3 is in movable contact with the bottom of the protection box 1, a second screw 8 is sleeved in a first threaded hole 6, the bottom end of the second screw 8 extends to the lower part of the protection box 1 and is rotatably installed at the top of the supporting plate 3, a second through hole 9 is formed in one side of the supporting plate 3, the bottom end of the second screw 8 extends into the corresponding second through hole 9 and is fixedly connected with a second chain wheel 10, the two second chain wheels 10 are in transmission connection with the same second chain 11, a first rectangular hole 14 is formed in the top end of the second screw 8, the first screws 5 are located in the corresponding first rectangular holes 14 and are not in contact with the inner wall of the first rectangular holes 14, a first through hole 16 is formed in the top end of the first screw 5 located on the left side of the two first screws 5, a rectangular rotating rod 18 is arranged in the first through hole 16, the top end of the rectangular rotating rod 18 extends to the upper part of a first knob 19 and is fixedly connected with a second knob, the rectangular rotating rod 18 is positioned in the connecting circular pipe and is not in contact with the inner wall of the connecting circular pipe, the first knob 19 is rotatably sleeved on the rectangular rotating rod 18, the rectangular block 15 is slidably sleeved in the first rectangular hole 14 positioned on the left side in the two first rectangular holes 14, the top end of the rectangular block 15 is fixedly connected with the vertical rod 17, the top end of the vertical rod 17 extends into the first through hole 16, the vertical rod 17 is slidably sleeved on the rectangular rotating rod 18, and the outer side of the vertical rod 17 is not in contact with the inner wall of the first through hole 16.

In the utility model, a first circular hole is arranged on the inner wall of the bottom of a first through hole 2, a first bearing is fixedly sleeved in the first circular hole, the inner side of an inner ring of the first bearing is fixedly connected with the outer side of a corresponding first screw rod 5, a second threaded hole is arranged on the top of a fixed block 7, the second threaded hole is in threaded connection with the corresponding first screw rod 5, the shell of a surveying instrument 100 is made of a magnetic material, a fixture block is fixedly connected to the top of the surveying instrument 100, an installation block is fixedly connected to the bottom of a cover plate 2, a clamping groove is arranged on the bottom of the installation block, the outer side of the fixture block is in movable contact with the inner wall of the clamping groove, a threaded groove is arranged on the right side of the fixture block, a T-shaped fastening bolt is sleeved in the threaded groove, the installation block is sleeved on the T-shaped fastening bolt in a threaded manner, two second circular holes are arranged on the inner wall of the top of a second through hole 9, and a second bearing is fixedly sleeved in the second circular hole, the inner side of the inner ring of the second bearing is fixedly connected with the outer side of the corresponding second screw 8, the top end of the vertical rod 17 is provided with a second rectangular hole, the inner wall of the second rectangular hole is slidably connected with the outer side of the rectangular rotating rod 18, the right side of the rectangular rotating rod 18 is provided with a limiting groove, the right inner wall of the second rectangular hole is fixedly connected with a limiting block, the limiting block is slidably connected with the limiting groove, the right inner wall of the first rectangular hole 14 positioned on the left side is provided with a sliding groove, the right side of the rectangular block 15 is fixedly connected with a sliding block, the sliding block is slidably connected with the sliding groove, the top of the first knob 19 is provided with a third circular hole, a third bearing is fixedly sleeved in the third circular hole, the inner side of the inner ring of the third bearing is fixedly welded with the outer side of the rectangular rotating rod 18, the utility model has reasonable design, is convenient for shielding and protecting the surveying instrument 100 in the carrying process, and reduces the risk of mistaken collision and damage in the carrying process, when using, be convenient for adjust surveying appearance 100's support height according to the use needs, make things convenient for personnel to use, and be convenient for reduce the total volume of whole device after using and conveniently carry the transportation.

The working principle is as follows: when the surveying instrument 100 needs to be moved for use, the first knob 19 is rotated in the forward direction, the first knob 19 drives the connecting circular tube to rotate, the connecting circular tube drives the first chain wheel 12 on the left side to rotate, the first chain wheel 12 on the left side drives the first chain wheel 12 on the right side to rotate through the first chain 13, the first chain wheel 12 drives the corresponding first screw rod 5 to rotate, under the action of the second threaded hole formed in the fixed block 7, the first screw rod 5 rotates and moves upwards, the first screw rod 15 on the left side sequentially drives the first knob 19 to move upwards through the first chain wheel 12 on the left side and the connecting circular tube, the first knob 19 drives the rectangular rotating rod 18 to slide upwards in the vertical rod 17 through the third bearing, the two first screw rods 5 drive the cover plate 2 to move upwards through the two first bearings, the cover plate 2 drives the surveying instrument 100 to move out of the protective box 1 sequentially through the mounting block and the clamping block, the first knob 19 stops rotating, and the surveying instrument 100 is fixed under the action of the thread locking force of the second threaded hole and the corresponding first screw 5;

when the surveying instrument 100 is used and the supporting height needs to be adjusted, the second knob is rotated upwards, the second knob drives the rectangular rotating rod 18 to rotate, the rectangular rotating rod 18 drives the vertical rod 17 to rotate through the second rectangular hole formed on the vertical rod 17, the vertical rod 17 drives the rectangular block 15 to rotate, the rectangular block 15 drives the left second screw 8 to rotate through the left first rectangular hole 14, the left second screw 8 drives the left second chain wheel 10 to rotate, the left second chain wheel 10 drives the right second chain wheel 10 to rotate through the second chain 11, the right second chain wheel 10 drives the right second screw 8 to rotate, the two second screws 8 respectively rotate in the corresponding first threaded holes 6, the two second screws 8 rotate and move downwards, the second screws 8 drive the supporting plate 3 to move downwards through the corresponding second bearings, because the supporting plate 3 is in contact with the ground at the moment, and further can limit the support plate 3 to move downwards, at this time, the reaction force of the movement of the second screw 8 can drive the protection box 1 to move upwards, the protection box 1 drives the two fixing blocks 7 to move upwards, under the action of the thread locking force, the two fixing blocks 7 respectively drive the corresponding first screws 5 to move upwards, the left first screw 5 sequentially passes through the left first chain wheel 12, the connecting circular pipe, the first knob 19 and the third bearing to drive the rectangular rotating rod 18 to continue to move upwards, the rectangular rotating rod 18 drives the limiting groove to move upwards to contact with the bottom of the limiting block, at this time, the rectangular rotating rod 18 drives the vertical rod 17 to move upwards by extruding the limiting block, the vertical rod 17 drives the rectangular block 15 to slide upwards in the left first rectangular hole 14, the first screw 5 also drives the cover plate 2 to move upwards by the corresponding first bearing, the cover plate 2 drives the surveying instrument 100 to continue to move upwards, when the supporting height of the surveying instrument 100 is adjusted, the second knob stops rotating, the supporting height of the surveying instrument 100 is fixed under the action of the thread locking force of the first threaded hole 6 and the corresponding second threaded rod 8, and the adjustment is completed, so that the supporting height of the surveying instrument 100 can be adjusted according to the use requirement when the surveying instrument is used, and the surveying instrument is convenient for personnel to use;

use back antiport second knob, the motion process who rotates the second knob with forward on the same principle is opposite, make protection box 1 and survey appearance 100 all change into the downstream, protection box 1 downstream to when contacting with the top of backup pad 3, stop moving, first knob 19 of reverse rotation immediately, the motion process who rotates first knob 19 with forward on the same principle is opposite, make survey appearance 100 change into in the downstream protects box 1, protection box 1 protects surveying appearance 100 this moment, and the total volume of whole device reduces, conveniently carry the transportation.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An anti-interference geophysical prospecting magnetic method instrument measuring device comprises a protective box (1) and a surveying instrument (100), wherein the surveying instrument (100) is positioned in the protective box (1), and is characterized in that the top of the protective box (1) is in movable contact with a cover plate (2), the top of the cover plate (2) is fixedly connected with a U-shaped handle, the bottom of the cover plate (2) is fixedly installed with the top of the surveying instrument (100), and a shifting mechanism and a supporting height adjusting mechanism which are matched with the surveying instrument (100) are arranged on the protective box (1);

the shifting-out mechanism comprises two first screw rods (5) rotatably arranged at the bottom of the cover plate (2), a first through hole (4) is formed in the left side of the cover plate (2), the top ends of the first screw rods (5) extend into the first through hole (4) and are fixedly connected with first chain wheels (12), the two first chain wheels (12) are in transmission connection with a same first chain (13), first screw hole (6) have all been seted up to the top both sides of protection box (1), fixedly connected with fixed block (7) between the both sides inner wall of first screw hole (6), the bottom of first screw rod (5) extends to in corresponding first screw hole (6), fixed block (7) thread bush is established on corresponding first screw rod (5), lie in the top fixedly connected with connection pipe of left first sprocket (12) in two first sprockets (12), the top of connecting the pipe extends to the top of apron (2) and the first knob (19) of fixedly connected with.

2. The interference-proof geophysical prospecting magnetic method instrument measuring device according to claim 1, wherein the supporting height adjusting mechanism comprises a supporting plate (3), the top of the supporting plate (3) is movably contacted with the bottom of the protective box (1), a second screw (8) is sleeved in a first threaded hole (6) in a threaded manner, the bottom end of the second screw (8) extends to the lower part of the protective box (1) and is rotatably installed at the top of the supporting plate (3), a second through hole (9) is formed in one side of the supporting plate (3), the bottom end of the second screw (8) extends into the corresponding second through hole (9) and is fixedly connected with a second chain wheel (10), the two second chain wheels (10) are rotatably connected with the same second chain (11), a first rectangular hole (14) is formed in the top end of the second screw (8), the first screw (5) is positioned in the corresponding first rectangular hole (14) and is not contacted with the inner wall of the first rectangular hole (14), first perforation (16) have been seted up on the top that lies in left first screw rod (5) in two first screw rods (5), be equipped with rectangle bull stick (18) in first perforation (16), the top of rectangle bull stick (18) extends to the top and the fixedly connected with second knob of first knob (19), rectangle bull stick (18) are located connect the pipe and with the inner wall contactless of connecting the pipe, first knob (19) are rotated the cover and are established on rectangle bull stick (18), it is equipped with rectangular block (15) to slide the cover in left first rectangular hole (14) in two first rectangular holes (14), the top fixedly connected with montant (17) of rectangular block (15), the top of montant (17) extends to in first perforation (16), montant (17) slide the cover is established on rectangle bull stick (18), the outside of montant (17) and the inner wall contactless of first perforation (16).

3. The interference-proof geophysical prospecting magnetic method instrument measuring device according to claim 1, characterized in that a first circular hole is formed on the inner wall of the bottom of the first through hole (4), a first bearing is fixedly sleeved in the first circular hole, and the inner side of the inner ring of the first bearing is fixedly connected with the outer side of the corresponding first screw (5).

4. The interference-proof geophysical prospecting magnetic method instrument measuring device according to claim 1, characterized in that a second threaded hole is formed at the top of the fixing block (7), and the second threaded hole is in threaded connection with the corresponding first screw (5).

5. The interference-proof geophysical prospecting magnetic method instrument measuring device according to claim 1, wherein the shell of the surveying instrument (100) is made of magnetic material, a clamping block is fixedly connected to the top of the surveying instrument (100), a mounting block is fixedly connected to the bottom of the cover plate (2), a clamping groove is formed in the bottom of the mounting block, the outer side of the clamping block is movably contacted with the inner wall of the clamping groove, a threaded groove is formed in the right side of the clamping block, a T-shaped fastening bolt is sleeved in the threaded groove, and a threaded sleeve of the mounting block is sleeved on the T-shaped fastening bolt.

6. The interference-proof geophysical prospecting magnetic method instrument measuring device according to claim 2, characterized in that two second circular holes are formed on the inner wall of the top of the second through hole (9), a second bearing is fixedly sleeved in each second circular hole, and the inner side of the inner ring of each second bearing is fixedly connected with the outer side of the corresponding second screw (8).

7. The interference-proof geophysical prospecting magnetic method instrument measuring device according to claim 2, wherein a second rectangular hole is formed in the top end of the vertical rod (17), the inner wall of the second rectangular hole is slidably connected with the outer side of the rectangular rotating rod (18), a limiting groove is formed in the right side of the rectangular rotating rod (18), a limiting block is fixedly connected to the inner wall of the right side of the second rectangular hole, and the limiting block is slidably connected with the limiting groove.

8. The interference-proof geophysical prospecting magnetic method instrument measuring device according to claim 2, characterized in that a sliding groove is formed on the right side inner wall of the first rectangular hole (14) on the left side, a sliding block is fixedly connected to the right side of the rectangular block (15), and the sliding block is in sliding connection with the sliding groove.

9. The interference-proof geophysical prospecting magnetic method instrument measuring device according to claim 2, characterized in that a third circular hole is formed in the top of the first knob (19), a third bearing is fixedly sleeved in the third circular hole, and the inner side of an inner ring of the third bearing is fixedly welded with the outer side of the rectangular rotating rod (18).