Magnetotelluric vertical magnetic bar auxiliary device

Abstract

The utility model relates to the technical field of geological exploration, in particular to a magnetotelluric vertical magnetic bar auxiliary device, which comprises a magnetic bar body, a magnetic bar wire connected with the magnetic bar body, a magnetic bar clamping mechanism, a protective fixing mechanism and a plurality of cable fixing mechanisms. Compared with the prior art, the device has the following advantages that the device can stably clamp the magnetic bar body through the magnetic bar clamping mechanism and the protection fixing mechanism, the supporting rod with the conical bottom is directly inserted into the ground, the magnetic bar body is conveniently protected, the flexible protection sleeve is arranged at the end, abutting against the magnetic bar body, of the fixing bolt, and therefore the magnetic bar body is prevented from being damaged. According to the magnetic rod, the magnetic rod body can be prevented from being damaged during clamping, the arranged protection fixing mechanism can protect the magnetic rod body, the influence of the external environment on the magnetic rod body is reduced, the accuracy of the exploration result is improved, and by arranging the cable fixing mechanism, the magnetic rod wire can be conveniently fixed, grooving and burying are not needed, the working efficiency is improved, and arrangement is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of geological exploration, in particular to a magnetotelluric vertical magnetic rod auxiliary device. Background Art

[0002] A geophysical exploration method that uses natural alternating electromagnetic waves incident vertically from high altitude as the excitation field source to study the electrical structure of underground media by observing mutually orthogonal electric and magnetic fields on the surface. Before the exploration, the magnetic bar needs to be buried vertically in the specified position. In order to prevent the magnetic bar line from shaking, it needs to be laid on the ground and fixed by burying it. This operation method has low working efficiency, and the magnetic bar lacks protection. When operating in the field environment, it is easily affected by external factors, resulting in inaccurate survey results. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, one purpose of the utility model is to provide a magnetotelluric vertical magnetic rod auxiliary device, which can support and fix the magnetic rod body and provide protection for it, reduce the image of external factors on the survey, and improve the wiring efficiency of the survey equipment.

[0004] In order to solve the above technical problems, the technical solution provided by the utility model is: a magnetotelluric vertical magnetic rod auxiliary device, comprising:

[0005] A magnetic bar body, wherein the magnetic bar body is connected with a magnetic bar wire;

[0006] A magnetic bar clamping mechanism, wherein the magnetic bar clamping mechanism is arranged around the magnetic bar body along the circumferential direction of the magnetic bar body and clamped on the magnetic bar body;

[0007] A protection fixing mechanism, wherein the protection fixing mechanism is arranged on the magnetic bar clamping mechanism and surrounds the magnetic bar body;

[0008] A plurality of cable fixing mechanisms are respectively snapped onto the magnetic bar wire to fix it.

[0009] Preferably, the magnetic bar clamping mechanism includes a circular fixed base, a fixing ring is coaxially provided above the fixed base, a fixing plate is arrayed along the circumferential direction of the fixing ring between the fixed base and the fixing ring, a plurality of fixing bolts threadedly connected to the fixing ring are arranged in a circular array along the circumferential direction of the fixing ring, and the plurality of fixing bolts are arranged through the side wall of the fixing ring, a plurality of through holes are opened on the fixed base along the circumferential direction of the fixing base, an adjusting screw is gap-fitted in each of the through holes, and an adjusting nut threadedly connected to the adjusting screw is fitted with the bottom surface of the fixed base.

[0010] Preferably, a level bubble is provided on the top surface of the fixed base.

[0011] Preferably, a flexible protective cover is provided on one end portion of the plurality of fixing bolts which abut against the magnetic rod body.

[0012] Preferably, the protective fixing mechanism includes a connecting ring sleeved on the outside of the magnetic rod body and at least three pairs of connecting plates arranged on the outer wall of the connecting ring, a support rod is rotatably provided between each pair of the connecting plates, the bottom of each support rod is configured to be conical, and a protective cover is provided between adjacent support rods, and several of the protective covers enclose the magnetic rod body inside.

[0013] Preferably, the cable fixing mechanism comprises a clamping plate, a bottom surface of the clamping plate is provided with a clamping groove arranged along the axial direction of the magnetic bar wire, and a plug-in rod is respectively provided on the bottom surface of the clamping plate and on both sides of the clamping groove.

[0014] After adopting the above structure, the utility model has the following advantages:

[0015] The device of the present application uses a magnetic rod clamping mechanism and a protective fixing mechanism to stably clamp the magnetic rod body, and directly insert the support rod with a conical bottom into the ground to protect the magnetic rod body. A flexible protective cover is provided at the end of the fixing bolt that is in contact with the magnetic rod body to avoid damage to the magnetic rod body during clamping. By providing a fixed base and a fixing ring, and cooperating with a level bubble, the magnetic rod can be easily adjusted to keep it in a straight line and horizontal. The protective fixing mechanism can provide protection for the magnetic rod body, reduce the impact of the external environment on the magnetic rod body, and improve the accuracy of the exploration results. By providing a cable fixing mechanism, the magnetic rod line can be easily fixed without grooving or burying, thereby improving work efficiency and facilitating layout.

[0016] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a partial structural schematic diagram of the utility model.

[0020] Figure 3 yes Figure 2 main view.

[0021] Figure 4 It is a structural schematic diagram of a cable fixing mechanism.

[0022] As shown in the figure: 1. Protective cover; 2. Magnetic bar wire; 3. Support rod; 4. Magnetic bar body; 5. Connecting ring; 6. Connecting plate; 7. Fixing bolt; 8. Fixing ring; 9. Snap-in plate; 10. Plug-in rod; 11. Slot; 12. Adjusting nut; 13. Fixed base; 14. Fixing plate; 15. Adjusting screw. DETAILED DESCRIPTION

[0023] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0024] In the description of this application, it should be noted that, 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 mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0025] Combined with Figure 1-Figure 4 The magnetotelluric vertical magnetic rod auxiliary device includes a magnetic rod body 4, a magnetic rod wire 2 connected to the magnetic rod body 4, a magnetic rod clamping mechanism, a protective fixing mechanism and a plurality of cable fixing mechanisms. The magnetic rod clamping mechanism, the protective fixing mechanism and the plurality of cable fixing mechanisms are all made of non-magnetic materials to avoid affecting the survey results.

[0026] The magnetic rod clamping mechanism is arranged around the magnetic rod body 4 along the circumferential direction of the magnetic rod body 4 and clamped on the magnetic rod body 4. The magnetic rod clamping mechanism includes a circular fixed base 13, a fixed ring 8 is coaxially arranged above the fixed base 13, three fixed plates 14 are arranged in an array along the circumferential direction of the fixed ring 8 between the fixed base 13 and the fixed ring 8, three fixing bolts 7 threadedly connected to the fixing ring 8 are arranged in an annular array along the circumferential direction of the fixing ring 8, and the three fixing bolts 7 are all arranged through the side wall of the fixing ring 8, and three through holes are opened in the fixed base 13 along the circumferential direction of the fixing ring 8, each of the through holes is gap-fitted with an adjusting screw 15, and an adjusting nut 12 threadedly fitted with the bottom surface of the fixed base 13 is threadedly connected to the adjusting screw 15, and a flexible protective cover 8 is provided on the end of one side where the three fixing bolts 7 are in contact with the magnetic rod body 4, and the flexible protective cover 8 is made of rubber, and a level bubble is embedded on the top surface of the fixed base 13.

[0027] The protective fixing mechanism is arranged on the magnetic rod clamping mechanism and is arranged around the magnetic rod body 4. The protective fixing mechanism includes a connecting ring 5 sleeved on the outside of the magnetic rod body 4 and four pairs of connecting plates 6 arranged on the outer wall of the connecting ring 5. A support rod 3 is rotatably arranged between each pair of connecting plates 6. The bottom of each support rod 3 is arranged in a cone shape. A protective cover 1 is arranged between adjacent support rods 3. The protective cover 1 is arranged in a fan shape using rainproof cloth, and the two sides are respectively connected to the support rods 3. Velcro fur surfaces can also be arranged on the side walls of the support rods 3, and Velcro hook surfaces can be arranged on both sides of the protective cover 1 for adhesive connection, or holes and grooves arranged along the axial direction are opened on the side walls of the support rods 3, and limit plates are arranged on both sides of the protective cover 1. The two sides of the protective cover 1 are inserted along the holes and grooves, so that the limit plates are stuck on the inner wall of the support rod 3, so that the protective cover 1 is connected to the support rod 3, and the four protective covers 1 enclose the magnetic rod body 4 inside it.

[0028] Several cable fixing mechanisms are respectively buckled on the magnetic bar wire 2 to fix it. The cable fixing mechanisms include a clamping plate 9, the bottom surface of which is provided with a clamping groove 11 arranged along the axial direction of the magnetic bar wire 2, and the bottom surface of the clamping plate 9 and on both sides of the clamping groove 11 are respectively provided with plug-in rods 10.

[0029] When the device of the present application is in use, the fixed base 13 is placed in the excavated hole, and the fixed base 13 is adjusted to a horizontal level by adjusting the adjusting nut 12 according to the level bubble, the magnetic bar body 4 is pulled up by the magnetic bar wire 2 and is located in the fixing ring 8, the fixing bolts 7 on the side wall of the fixing ring 8 are rotated so that their ends are tightly against the side walls of the magnetic bar body 4 to fix the magnetic bar body 4, the bottom of the support rod 3 is rotated to the side away from the magnetic bar body 4, opened in a tent shape, covering the outside of the magnetic bar body 4, and the bottom of the support rod 3 is inserted into the bottom surface for fixing, and at the same time, the protective cover 1 on the support rod 3 is unfolded to protect the magnetic bar body 4, the magnetic bar wire 2 is laid on the ground, the clamping plate 9 is clamped on the magnetic bar wire 2, the magnetic bar wire 2 is located in the clamping groove 11 of the clamping plate 9, and the plug-in rod 10 is inserted into the ground, thereby fixing the magnetic bar wire 2.

[0030] The above describes the utility model and its implementation methods, which are not restrictive. What is shown in the full text is only one of the implementation methods of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it, without departing from the purpose of the invention of the utility model, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the utility model.

Claims

1. A magnetotelluric vertical magnetic rod auxiliary device, characterized in that: include: A magnetic bar body, wherein the magnetic bar body is connected with a magnetic bar wire; A magnetic bar clamping mechanism, wherein the magnetic bar clamping mechanism is arranged around the magnetic bar body along the circumferential direction of the magnetic bar body and clamped on the magnetic bar body; A protection fixing mechanism, which is arranged on the magnetic bar clamping mechanism and surrounds the magnetic bar body; A plurality of cable fixing mechanisms are respectively snapped onto the magnetic bar wire to fix it.

2. The magnetotelluric vertical magnetic bar auxiliary device according to claim 1, characterized in that: The magnetic bar clamping mechanism includes a circular fixed base, a fixed ring is coaxially arranged above the fixed base, a fixed plate is arranged between the fixed base and the fixed ring along the circumferential direction of the fixed ring, a plurality of fixing bolts threadedly connected to the fixing ring are arranged in a circular array along the circumferential direction of the fixing ring, and the plurality of fixing bolts are arranged through the side wall of the fixing ring, a plurality of through holes are arranged in an array along the circumferential direction of the fixing base, an adjusting screw is gap-fitted in each of the through holes, and an adjusting nut threadedly connected to the adjusting screw is fitted to the bottom surface of the fixed base.

3. The magnetotelluric vertical magnetic rod auxiliary device according to claim 2, characterized in that: A level bubble is arranged on the top surface of the fixed base.

4. The magnetotelluric vertical magnetic rod auxiliary device according to claim 2, characterized in that: A flexible protective sleeve is sleeved on one end portion of a plurality of the fixing bolts which abut against the magnetic rod body.

5. The magnetotelluric vertical magnetic rod auxiliary device according to claim 2, characterized in that: The protective fixing mechanism includes a connecting ring sleeved on the outside of the magnetic rod body and at least three pairs of connecting plates arranged on the outer wall of the connecting ring, a support rod is rotatably arranged between each pair of the connecting plates, the bottom of each support rod is arranged in a cone shape, and a protective cover is arranged between adjacent support rods, and several of the protective covers enclose the magnetic rod body inside.

6. The magnetotelluric vertical magnetic bar auxiliary device according to claim 5, characterized in that: The cable fixing mechanism comprises a clamping plate, a bottom surface of which is provided with a clamping groove arranged along the axial direction of the magnetic bar wire, and a plugging rod is respectively arranged on the bottom surface of the clamping plate and on both sides of the clamping groove.

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