Telescopic fixing device for airborne geophysical prospecting aeromagnetic probe

Abstract

The utility model discloses a telescopic fixing device capable of being used for an airborne geophysical prospecting aeromagnetic probe, and particularly relates to the technical field of aeromagnetic probe fixation, which comprises a probe rod, a first probe fixing disc and a second probe fixing disc which are arranged inside one end of the probe rod, a mounting groove is formed between the first probe fixing disc and the second probe fixing disc, and an aeromagnetic probe is arranged in the middle of the interior of the mounting groove; and a shock-proof adjusting sheet is arranged at the top end of the shock-proof spring. According to the aeromagnetic probe fixing device, the aeromagnetic probe is fixed through the fixing plates and the rubber pads on the shock-proof springs and the belleville springs, and meanwhile shaking of the aerial probe rod in the vertical direction can be filtered through the shock-proof springs, the belleville springs and the hydraulic dampers; meanwhile, the compression degree of the shock-proof spring can be controlled by adjusting the position of the shock-proof adjusting sheet through the adjusting bolt, the fixing shock-proof strength of the aeromagnetic probe is finely adjusted, and the shock-proof adjusting efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of aeromagnetic probe fixing, in particular to a telescopic fixing device for aeromagnetic probe of airborne geophysical exploration. BACKGROUND

[0002] The aeromagnetic probe in airborne geophysical exploration is a device for measuring the change of the earth's magnetic field, usually installed on an airplane, to study the underground geological structure by detecting magnetic field anomalies. The aeromagnetic probe is crucial in airborne geophysical exploration, and its application prospect will be more extensive with the advancement of technology.

[0003] Currently, when the aeromagnetic probe of airborne geophysical exploration is installed and fixed, the airborne geophysical exploration measurement technician fills the gap with a sponge to achieve the effect of fixing the aeromagnetic probe. Such a fixing structure has poor shock absorption effect, and if the degree of fixation needs to be adjusted, the overall structure inside the probe rod needs to be reassembled, which is a relatively cumbersome process. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a telescopic fixing device for aeromagnetic probe of airborne geophysical exploration to solve the above-mentioned deficiencies in the art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a telescopic fixing device for aeromagnetic probe of airborne geophysical exploration, comprising:

[0006] A probe rod is provided with a first probe fixing disc and a second probe fixing disc inside one end, an installation slot is formed between the first probe fixing disc and the second probe fixing disc, and an aeromagnetic probe is arranged inside the middle of the installation slot.

[0007] A shock absorption spring is arranged at the top of the aeromagnetic probe, a shock absorption adjusting piece is arranged at the top end of the shock absorption spring, an adjusting bolt is arranged at the top of one end of the probe rod, a communication hole is formed at the top end of the probe rod, the bottom end of the adjusting bolt penetrates through the inside of the communication hole and is rotatably connected with the communication hole through a bearing, a threaded hole is formed in the middle of the top end of the shock absorption adjusting piece, the bottom end of the adjusting bolt penetrates through the threaded hole and extends into the inside of the shock absorption spring, and the adjusting bolt and the threaded hole are connected through threads.

[0008] A butterfly spring is arranged at the bottom of the aeromagnetic probe, a support plate is arranged at the bottom end of the butterfly spring, a hydraulic damper is fixedly arranged at the middle of the top end of the support plate, and the butterfly spring is sleeved outside the hydraulic damper.

[0009] Preferably, one fixing plate is arranged at the bottom end of the shock absorption spring and the top end of the butterfly spring, and one rubber pad is fixedly arranged at one end of the fixing plate close to the aeromagnetic probe. The two rubber pads are in contact with the top end and the bottom end of the aeromagnetic probe, respectively, so as to facilitate the fixation of the aeromagnetic probe.

[0010] Preferably, the outer end of the aeromagnetic probe is fixedly provided with two fixing rings, the outer end of the fixing ring is fixedly connected with four rubber wheels, four guide grooves are formed in the inner wall of the mounting groove, and the four rubber wheels are arranged in the four guide grooves respectively, so as to facilitate the shock absorption of the aeromagnetic probe in the transverse direction.

[0011] Preferably, the four rubber wheels and the guide grooves are spaced apart by 90 degrees.

[0012] Preferably, the outer end of the shock absorption adjusting piece is fixedly provided with four limiting sliding blocks, four limiting sliding grooves are formed in the inner wall of the mounting groove, the limiting sliding grooves are arranged at the top of the guide grooves, and the four limiting sliding blocks are arranged in the four limiting sliding grooves respectively, so as to facilitate the limiting and guiding of the shock absorption adjusting piece.

[0013] Preferably, the outer end of the support plate is fixedly provided with four limiting support blocks, the limiting support blocks are arranged at the bottom of the guide grooves, four limiting support grooves are formed in the inner wall of the mounting groove, and the four limiting support blocks are inserted into the four limiting support grooves respectively, so as to facilitate the limiting and supporting of the support plate.

[0014] Preferably, the butterfly spring is composed of a plurality of elastic pieces connected in parallel and stacked, so as to facilitate the increase and decrease of the single elastic piece, and further to finely adjust the shock absorption force.

[0015] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0016] The aeromagnetic probe is fixed through the fixing plate and the rubber pad on the shock absorption spring and the butterfly spring, the vertical direction shaking of the air probe rod can be filtered through the shock absorption spring, the butterfly spring and the hydraulic damper, the position of the shock absorption adjusting piece can be adjusted through the adjusting bolt to control the compression degree of the shock absorption spring, the shock absorption force of the aeromagnetic probe is finely adjusted, and the adjustment efficiency of the shock absorption is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can be obtained by those skilled in the art according to these drawings.

[0018] Figure 1 It is a whole structure schematic view of the utility model;

[0019] Figure 2 It is a whole explosion structure schematic view of the utility model;

[0020] Figure 3The utility model discloses a first probe fixed disc, aeromagnetic probe, shock absorbing spring and butterfly spring three-dimensional structure schematic diagram for the utility model;

[0021] Figure 4 The utility model discloses a first probe fixed disc three-dimensional structure schematic diagram for the utility model;

[0022] Figure 5 The utility model discloses an aeromagnetic probe, fixed ring and rubber wheel three-dimensional structure schematic diagram for the utility model;

[0023] Figure 6 The utility model discloses a shock absorbing spring and shock absorbing adjusting piece three-dimensional structure schematic diagram for the utility model;

[0024] Figure 7 The utility model discloses a butterfly spring, support plate and fixed plate three-dimensional structure schematic diagram for the utility model.

[0025] Mark explanation:

[0026] 1, probe rod, 2, first probe fixed disc, 3, second probe fixed disc, 4, installation groove, 5, aeromagnetic probe, 6, shock absorbing spring, 7, shock absorbing adjusting piece, 8, adjusting bolt, 9, communication hole, 10, screw hole, 11, butterfly spring, 12, support plate, 13, hydraulic damper, 14, fixed plate, 15, rubber pad, 16, fixed ring, 17, rubber wheel, 18, guide groove, 19, limit sliding block, 20, limit sliding slot, 21, limit support block, 22, limit support slot. Specific implementation

[0027] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be introduced further in the following with the attached drawing.

[0028] The utility model provides a kind of telescopic fixing device for the aeromagnetic probe of aviation geophysical prospecting as Figures 1 to 7 As shown in a kind of telescopic fixing device for the aeromagnetic probe of aviation geophysical prospecting, comprising:

[0029] Probe rod 1, probe rod 1 one end inside is equipped with mutually symmetrical first probe fixed disc 2 and second probe fixed disc 3, and installation groove 4 is opened between first probe fixed disc 2 and second probe fixed disc 3, and aeromagnetic probe 5 is arranged in installation groove 4 inside middle;

[0030] The shock spring 6 is arranged at the top of the aeromagnetic probe 5, the top end of the shock spring 6 is provided with a shock adjusting piece 7, four limiting sliding blocks 19 are fixedly arranged at the outer end of the shock adjusting piece 7, four limiting sliding grooves 20 are arranged on the inner wall of the mounting groove 4 and are arranged at the top of the guide groove 18, the four limiting sliding blocks 19 are arranged in the four limiting sliding grooves 20 respectively, the one end of the probe rod 1 is provided with an adjusting bolt 8, the top end of the probe rod 1 is provided with a communication hole 9, the bottom end of the adjusting bolt 8 penetrates through the inside of the communication hole 9 and is rotatably connected with the communication hole 9 through a bearing, a threaded hole 10 is arranged at the top end of the shock adjusting piece 7, the bottom end of the adjusting bolt 8 penetrates through the threaded hole 10 and extends into the shock spring 6, the adjusting bolt 8 and the threaded hole 10 are connected through threads;

[0031] The butterfly spring 11 is arranged at the bottom of the aeromagnetic probe 5, the butterfly spring 11 is composed of a plurality of elastic pieces in parallel and superimposed, the bottom end of the butterfly spring 11 is provided with a support plate 12, the top end of the support plate 12 is fixedly provided with a hydraulic damper 13, the butterfly spring 11 is sleeved at the outer end of the hydraulic damper 13, the outer end of the support plate 12 is fixedly provided with four limiting support blocks 21, the limiting support blocks 21 are arranged at the bottom of the guide groove 18, four limiting support grooves 22 are arranged on the inner wall of the mounting groove 4, the four limiting support blocks 21 are respectively inserted into the four limiting support grooves 22, the bottom end of the shock spring 6 and the top end of the butterfly spring 11 are provided with a fixed plate 14, one rubber pad 15 is fixedly arranged at the end of the two fixed plates 14 close to the aeromagnetic probe 5, and the two rubber pads 15 are respectively in contact with the top end and the bottom end of the aeromagnetic probe 5.

[0032] The outer end of the aeromagnetic probe 5 is fixedly provided with two fixed rings 16, the outer end of the fixed ring 16 is fixedly connected with four rubber wheels 17, four guide grooves 18 are arranged on the inner wall of the mounting groove 4, the four rubber wheels 17 are respectively arranged in the four guide grooves 18, and the four rubber wheels 17 and the guide grooves 18 are spaced apart by 90 degrees.

[0033] The limiting support block 21 on the support plate 12 is inserted into the limiting support groove 22 on the first probe fixing disc 2, then the butterfly spring 11 is sleeved on the outer end of the hydraulic damper 13, then the fixing plate 14 and the fixing plate 14 are installed on the top end of the butterfly spring 11 and the hydraulic damper 13, then the aeromagnetic probe 5 is installed on the top end of the rubber pad 15 at the bottom, at this time the rubber wheel 17 enters the guide groove 18, then the upper shock absorbing spring 6, the fixing plate 14 and the rubber pad 15 are arranged on the top end of the aeromagnetic probe 5, then the shock absorbing adjusting piece 7 is installed on the top end of the shock absorbing spring 6, at this time the second probe fixing disc 3 is butted with the first probe fixing disc 2, then the first probe fixing disc 2 and the second probe fixing disc 3 are arranged in one end of the probe rod 1, one end of the adjusting bolt 8 passes through the communication hole 9 and the threaded hole 10, the horizontal direction is less shaken during flight, the vertical direction can use the shock absorbing spring 6, the butterfly spring 11 and the hydraulic damper 13 to better shock absorbing effect on the aeromagnetic probe 5, different types of springs are installed on the aeromagnetic probe 5, the copper shock absorbing spring 6 is used above the aeromagnetic probe 5, and the aeromagnetic probe 5 is fixed, the butterfly spring 11 and the hydraulic damper 13 are nested below, and vertical vibration is effectively filtered.

[0034] The adjusting bolt 8 is rotated, the shock absorbing adjusting piece 7 moves downward along with the rotation of the adjusting bolt 8 due to the threaded connection between the adjusting bolt 8 and the threaded hole 10, the shock absorbing adjusting piece 7 compresses the shock absorbing spring 6, so that the elastic strength of the shock absorbing spring 6 can be adjusted, and the shock absorbing degree is adjusted, if data is disturbed due to shaking, the position of the shock absorbing adjusting piece 7 can be adjusted through the adjusting bolt 8 on the probe rod 1, so that the shock absorbing degree of the shock absorbing spring 6 is adjusted, and the number of disc spring gaskets is increased or decreased, fine shock absorbing effect adjustment can be realized, and the rubber wheel 17 at the outer end of the aeromagnetic probe 5 can reduce horizontal vibration.

[0035] The utility model discloses a fixing plate 14 and rubber pad 15 on shock absorbing spring 6 and butterfly spring 11 are used to fix aeromagnetic probe 5, at the same time, shock absorbing spring 6, butterfly spring 11 and hydraulic damper 13 are used to filter the vertical direction shaking of the air probe rod 1, the position of shock absorbing adjusting piece 7 can be adjusted through adjusting bolt 8 to control the compression degree of shock absorbing spring 6, the fixing shock absorbing degree of aeromagnetic probe 5 is fine -tuned, and the efficiency of adjusting shock absorbing is improved, the embodiment specifically solves the problem that the aviation geophysical prospecting aeromagnetic probe is installed and fixed in the prior art, the aviation geophysical prospecting measurement technical personnel fills the gap with sponge to reach the effect of fixing aeromagnetic probe, the fixing structure does not have good shock absorbing effect, and if the fixing degree needs to be adjusted, the whole structure in the probe rod needs to be disassembled and reassembled, and the process is relatively complicated.

[0036] The above has only described certain exemplary embodiments of the present application by way of illustration, and it is needless to say that the described embodiments can be modified in various ways without departing from the spirit and scope of the present application for those skilled in the art. Therefore, the above drawings and descriptions are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A telescopic fixing device for airborne geophysical magnetometer probe, characterized in that, Include: The probe rod (1) is internally provided with a first probe fixing disc (2) and a second probe fixing disc (3) which are symmetrical to each other at one end, an installation groove (4) is formed between the first probe fixing disc (2) and the second probe fixing disc (3), and a marine magnetic probe (5) is arranged in the middle of the installation groove (4); The shock absorbing spring (6) is arranged at the top of the marine magnetic probe (5), the shock absorbing spring (6) is provided with a shock absorbing adjusting piece (7) at the top end, the probe rod (1) is provided with an adjusting bolt (8) at the top of one end, the probe rod (1) is provided with a communication hole (9) at the top end, the adjusting bolt (8) passes through the inside of the communication hole (9) and is rotatably connected with the communication hole (9), a threaded hole (10) is formed in the middle of the top end of the shock absorbing adjusting piece (7), the bottom end of the adjusting bolt (8) passes through the threaded hole (10) and extends into the shock absorbing spring (6), and the adjusting bolt (8) and the threaded hole (10) are connected through threads; The butterfly spring (11) is arranged at the bottom of the marine magnetic probe (5), the bottom end of the butterfly spring (11) is provided with a support plate (12), the top end of the support plate (12) is fixedly provided with a hydraulic damper (13), and the butterfly spring (11) is sleeved on the outer end of the hydraulic damper (13).

2. The telescopic fixing device for airborne magnetometer probe according to claim 1, characterized in that: The bottom end of the shock absorbing spring (6) and the top end of the butterfly spring (11) are provided with a fixed plate (14), one rubber pad (15) is fixedly arranged at one end of the two fixed plates (14) close to the marine magnetic probe (5), and the two rubber pads (15) are respectively in contact with the top end and the bottom end of the marine magnetic probe (5).

3. The telescopic fixing device for airborne magnetometer probe according to claim 1, characterized in that: The marine magnetic probe (5) is fixedly provided with two fixed rings (16) at the outer end, the outer end of the fixed ring (16) is fixedly connected with four rubber wheels (17), four guide grooves (18) are formed in the inner wall of the installation groove (4), and the four rubber wheels (17) are arranged in the four guide grooves (18) respectively.

4. The telescopic fixing device for airborne magnetometer probe according to claim 3, characterized in that: The four rubber wheels (17) and the guide grooves (18) are spaced apart by 90 degrees.

5. The telescopic fixing device for airborne magnetometer probe according to claim 3, characterized in that: The outer end of the shock absorbing adjusting piece (7) is fixedly provided with four limiting sliding blocks (19), four limiting sliding grooves (20) are formed in the inner wall of the installation groove (4), the limiting sliding grooves (20) are arranged at the top of the guide grooves (18), and the four limiting sliding blocks (19) are arranged in the four limiting sliding grooves (20) respectively.

6. The telescopic fixing device for airborne magnetometer probe according to claim 3, characterized in that: The outer end of the support plate (12) is fixedly provided with four limiting support blocks (21), the limiting support blocks (21) are arranged at the bottom of the guide grooves (18), four limiting support grooves (22) are formed in the inner wall of the installation groove (4), and the four limiting support blocks (21) are respectively inserted into the four limiting support grooves (22).

7. The telescopic fixing device for airborne magnetometer probe according to claim 1, characterized in that: The butterfly spring (11) is composed of a plurality of elastic pieces in parallel.

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