Geomagnetic field measuring device capable of accurately measuring

Abstract

The invention relates to the technical field of geomagnetic field measurement, and discloses a geomagnetic field measuring device accurate in measurement, which comprises a storage box, a fixed box is fixedly mounted on the rear side of the storage box, a guide sliding groove is formed in the joint of the storage box and the fixed box, and a guide sliding rod rotating rod is fixedly mounted in the fixed box. A guide sliding rod located in front of the guide sliding rod is rotationally connected into the fixed box and slidably connected with a sliding block located in the fixed box in a penetrating mode, a pull rod is fixedly installed at the top of the sliding block, a connecting pull rope located on the outer side of the pull rod is fixedly installed at the top of the sliding block, and a lifting frame is fixedly installed at the other end of the connecting pull rope. According to the geomagnetic field measuring device capable of accurately measuring, the second rotating motor drives the connecting shaft and the fixing frame to rotate, and then the angle of the magnetometer body is adjusted, so that the magnetometer body can more accurately measure the geomagnetic field.

Description

Technical Field

[0001] The present invention relates to the technical field of geomagnetic field measurement, and in particular to a measuring device for accurately measuring geomagnetic field. Background Art

[0002] The strength of the Earth's magnetic field is generally between 0.5 and 0.6 Gauss. However, in DC magnetic field measurements, especially weak magnetic field measurements, it is often necessary to know its value and try to eliminate its influence. As a natural magnetic source, the Earth's magnetic field also has important uses in military, industrial, medical, prospecting and other scientific research fields, and sometimes it is also necessary to accurately measure its value.

[0003] High-precision magnetometers are important instruments for measuring the geomagnetic field. However, due to the complex field environment, the magnetometers used are inconvenient to carry. They need to be stored in a special storage box during carrying. However, when using them, staff still need to manually take out the magnetometer for installation. After use, they need to be disassembled and placed. The use process is relatively cumbersome, which ultimately leads to a decrease in work efficiency.

[0004] To this end, we propose a measuring device for measuring the precise geomagnetic field. Summary of the invention

[0005] In order to make up for the shortcomings of the prior art, the present invention provides the following technical solutions: a measuring device for measuring precise geomagnetic field, comprising a storage box, a fixed box is fixedly installed on the rear side of the storage box, a guide slide groove is opened at the connection between the storage box and the fixed box, a guide slide rod is fixedly installed inside the fixed box, the fixed box is internally rotatably connected with a guide slide rod located in front of the guide slide rod, which penetrates and slides with a sliding block located inside the fixed box, a pull rod is fixedly installed on the top of the sliding block, a connecting pull rope located on the outside of the pull rod is fixedly installed on the top of the sliding block, a lifting frame is fixedly installed on the other end of the connecting pull rope, the lifting frame is slidably connected to the inside of the guide slide groove, a lifting plate located inside the storage box is fixedly installed on the top of the lifting frame, and a magnetometer body is arranged on the top of the lifting plate.

[0006] Preferably, the two ends of the rotating rod are respectively rotatably connected to the top of the opposite surface inside the fixed box, a rotating locking assembly is provided at the rotating connection between the rotating rod and the fixed box, a roller is fixedly installed in the middle of the rotating rod, and the middle part of the connecting rope is transmission connected to the roller.

[0007] Preferably, an arc-shaped bracket is fixedly installed on the top of the lifting plate, the top of the arc-shaped bracket is rotatably connected to a rotating frame, a first rotating motor is fixedly installed on one side of the arc-shaped bracket, the output end of the first rotating motor is fixedly installed on the rotating shaft on one side of the arc-shaped bracket, the top and bottom of the rotating frame are rotatably connected to connecting shafts, fixed frames are fixedly installed on opposite surfaces of the two connecting shafts, and the magnetometer body is fixedly installed inside the fixed frame.

[0008] Preferably, a second rotating motor located on one side of the connecting shaft is fixedly installed on the top of the rotating frame, a driving gear is fixedly installed on the output end of the second rotating motor, and a follower gear located on one side of the second rotating motor is fixedly installed on the middle of the connecting shaft, and the follower gear is meshed with the driving gear.

[0009] Preferably, the fixed box is internally rotatably connected with a threaded rod located in front of the rotating rod, the threaded rod is located on the rear side of the guide slide groove, the two ends of the rear side of the lifting frame are respectively threadedly connected with the two threaded rods, and a second transmission wheel located below the lifting plate is fixedly installed at the bottom of the threaded rod, and the second transmission wheel is connected to the transmission belt.

[0010] Preferably, the interior of the storage box is integrally provided with a partition located below the guide slide groove, the bottom of the interior of the storage box is rotatably connected with a threaded column, the top of the threaded column is rotatably connected to the bottom of the partition inside the storage box, the threaded column passes through a thread connected to a movable plate located inside the storage box, a moving wheel is fixedly installed on the bottom of the movable plate, and a contraction through hole corresponding to the moving wheel is opened at the bottom of the storage box.

[0011] Preferably, a first transmission wheel located above the movable plate is fixedly installed on the top of the threaded column, the first transmission wheel is connected to the second transmission wheel through a transmission belt, the bottom of the guide groove is flush with the top of the partition inside the storage box, the threaded rod is rotatably connected to the partition inside the storage box, and the second transmission wheel is located below the partition inside the storage box.

[0012] Preferably, a sliding rod located around the threaded column is fixedly installed at the bottom of the internal partition of the storage box, the top of the sliding rod is fixedly installed at the bottom of the storage box, the sliding rod is slidably connected with the movable plate, and a lifting spring is provided on the outer sleeve of the sliding rod, the top of the lifting spring is in tight contact with the bottom of the movable plate, and the bottom of the lifting spring is in tight contact with the bottom of the storage box.

[0013] Preferably, a protective cover is provided on the top of the storage box, a fixing buckle is provided between the bottom of the protective cover and the top of the storage box, a foot pad is fixedly installed on the bottom of the storage box, and the foot pad and the shrinkage through hole are arranged in a staggered manner.

[0014] Preferably, the first transmission wheel is a double-layer synchronous wheel, and a second transmission wheel is respectively provided at the bottom of the two threaded rods, and the two second transmission wheels are respectively connected to the first transmission wheel through two transmission belts. Beneficial Effects

[0015] Compared with the prior art, the present invention provides a device for measuring the geomagnetic field accurately, which has the following beneficial effects: The invention discloses a measuring device for measuring the geomagnetic field accurately. The arc bracket and the rotating frame are arranged. The arc bracket and the arranged magnetometer body are lifted to the top of the storage box by a lifting plate. The rotating frame is driven to rotate by a first rotating motor. The connecting shaft and the fixed frame are driven to rotate by a second rotating motor. Then, the angle of the magnetometer body is adjusted, so that the magnetometer body can measure the geomagnetic field more accurately.

[0016] The device for measuring the precise geomagnetic field is provided with a pull rod and a lifting frame. When the magnetometer body is needed, the pull rod is pushed into the interior of the fixed box to move the sliding block downward, and at the same time, the connecting pull rope pulls the lifting frame upward along the guide slide groove, so that the magnetometer body arranged on the top of the lifting plate is pushed out to the outside of the storage box. When the magnetometer body rises to the top, it is fixed by the locking components arranged at both ends of the rotating rod, so that the magnetometer body can be conveniently measured accurately.

[0017] The measuring device for measuring precise geomagnetic field is provided with a threaded column and a movable plate. When the pull rod is pushed into the interior of a fixed box so that the magnetometer body is pushed out of the storage box, the lifting frame rises, driving the threaded rod to rotate, thereby causing the second transmission wheel to drive the first transmission wheel to rotate through a transmission belt, causing the threaded column to rotate, thereby causing the movable plate to move up along the sliding rod, thereby driving the moving wheel to be stored in the bottom of the storage box. When the magnetometer body is finished being used, the pull rod is pulled out to cause the lifting frame to move down, and driving the threaded rod to reverse, thereby causing the movable plate to move down under the action of the reversed threaded column, extending the moving wheel through a contraction through hole, and then moving the storage box through the moving wheel. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a structural schematic diagram of the arc-shaped bracket of the present invention; Figure 3 For the present invention Figure 2 The enlarged view of point A in the middle; Figure 4 It is a structural schematic diagram of the storage box of the present invention; Figure 5 It is a structural schematic diagram of the fixed box of the present invention; Figure 6 It is a structural schematic diagram of the threaded column of the present invention; Figure 7 For the present invention Figure 6 The enlarged view of point B in the middle; Figure 8 For the present invention Figure 6 Enlarged view of point C in the middle.

[0019] In the figure: 1. storage box; 2. fixed box; 3. guide slide rod; 4. threaded rod; 5. sliding block; 6. pull rod; 7. connecting rope; 8. lifting frame; 9. rotating rod; 10. lifting plate; 11. arc bracket; 12. rotating frame; 13. first rotating motor; 14. connecting shaft; 15. second rotating motor; 16. driving gear; 17. follower gear; 18. fixed frame; 19. magnetometer body; 20. threaded column; 21. movable plate; 22. moving wheel; 23. sliding rod; 24. lifting spring; 25. first transmission wheel; 26. transmission belt; 27. second transmission wheel; 28. guide slide groove; 29. ​​protective cover; 30. shrinkage through hole; 31. foot pad. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figures 1 to 8 A measuring device for measuring an accurate geomagnetic field comprises a storage box 1, a fixed box 2 is fixedly installed on the rear side of the storage box 1, a guide slot 28 is provided at the connection between the storage box 1 and the fixed box 2, a guide slide bar 3 is fixedly installed inside the fixed box 2, a rotating rod 9 is fixedly installed inside the fixed box 2, the guide slide bar 3 located in front of the guide slide bar 3 is rotatably connected inside the fixed box 2, a sliding block 5 located inside the fixed box 2 is slidably connected through the guide slide bar 3, a pull rod 6 is fixedly installed on the top of the sliding block 5, a connecting rope 7 located outside the pull rod 6 is fixedly installed on the top of the sliding block 5, a lifting frame 8 is fixedly installed on the other end of the connecting rope 7, and the lifting frame 8 is slidably connected to the inside of the guide slot 28 Next, a lifting plate 10 located inside the storage box 1 is fixedly installed on the top of the lifting frame 8, and a magnetometer body 19 is arranged on the top of the lifting plate 10. By setting the pull rod 6 and the lifting frame 8, when the magnetometer body 19 needs to be used, the pull rod 6 is pushed into the interior of the fixed box 2, so that the sliding block 5 moves downward, and at the same time, the connecting pull rope 7 pulls the lifting frame 8 to move upward along the guide slide groove 28, and the magnetometer body 19 arranged on the top of the lifting plate 10 is pushed out to the outside of the storage box 1. When the magnetometer body 19 rises to the top, it is fixed by the locking assemblies arranged at both ends of the rotating rod 9, so that the magnetometer body 19 can be accurately measured.

[0022] As an embodiment of the present invention, the two ends of the rotating rod 9 are respectively rotatably connected to the top of the opposite surface inside the fixed box 2, and a rotating locking assembly is provided at the rotating connection between the rotating rod 9 and the fixed box 2. A roller is fixedly installed in the middle part of the rotating rod 9, and the middle part of the connecting rope 7 is transmission connected to the roller.

[0023] As an embodiment of the present invention, an arc-shaped bracket 11 is fixedly installed on the top of the lifting plate 10, and a rotating frame 12 is rotatably connected to the top of the arc-shaped bracket 11. A first rotating motor 13 is fixedly installed on one side of the arc-shaped bracket 11, and the output end of the first rotating motor 13 is fixedly installed on the rotating shaft on one side of the arc-shaped bracket 11. A connecting shaft 14 is rotatably connected to the top and bottom of the rotating frame 12, and a fixing frame 18 is fixedly installed on the opposite surfaces of the two connecting shafts 14, and a magnetometer body 19 is fixedly installed inside the fixing frame 18.

[0024] As an embodiment of the present invention, a second rotating motor 15 located on one side of the connecting shaft 14 is fixedly installed at the top of the rotating frame 12, a driving gear 16 is fixedly installed at the output end of the second rotating motor 15, and a follower gear 17 located on one side of the second rotating motor 15 is fixedly installed in the middle of the connecting shaft 14, and the follower gear 17 is meshed with the driving gear 16. By setting the arc bracket 11 and the rotating frame 12, the arc bracket 11 and the set magnetometer body 19 are lifted to the top of the storage box 1 through the lifting plate 10, and the rotating frame 12 is driven to rotate by the first rotating motor 13, and the connecting shaft 14 and the fixed frame 18 are driven to rotate by the second rotating motor 15, so as to adjust the angle of the magnetometer body 19, so that the magnetometer body 19 can measure the geomagnetic field more accurately.

[0025] As an embodiment of the present invention, the fixed box 2 is internally rotatably connected with a threaded rod 4 located in front of the rotating rod 9, the threaded rod 4 is located on the rear side of the guide slide groove 28, the two ends of the rear side of the lifting frame 8 are respectively threadedly connected with the two threaded rods 4, and a second transmission wheel 27 located below the lifting plate 10 is fixedly installed at the bottom of the threaded rod 4, and the second transmission wheel 27 is transmission-connected with a transmission belt 26.

[0026] As an embodiment of the present invention, the interior of the storage box 1 is integrally provided with a partition located below the guide slide groove 28, the bottom of the interior of the storage box 1 is rotatably connected with a threaded column 20, the top of the threaded column 20 is rotatably connected to the bottom of the partition inside the storage box 1, the threaded column 20 is threadedly connected with a movable plate 21 located inside the storage box 1, and a moving wheel 22 is fixedly installed at the bottom of the movable plate 21, and a contraction through hole 30 corresponding to the moving wheel 22 is opened at the bottom of the storage box 1.

[0027] As an embodiment of the present invention, a first transmission wheel 25 located above the movable plate 21 is fixedly installed on the top of the threaded column 20, and the first transmission wheel 25 is connected to the second transmission wheel 27 through a transmission belt 26. The bottom of the guide groove 28 is flush with the top of the internal partition of the storage box 1, and the threaded rod 4 is rotatably connected to the partition inside the storage box 1, and the second transmission wheel 27 is located below the internal partition of the storage box 1.

[0028] As an embodiment of the present invention, a sliding rod 23 located around the threaded column 20 is fixedly installed at the bottom of the internal partition of the storage box 1, and the top of the sliding rod 23 is fixedly installed with the bottom of the storage box 1. The sliding rod 23 and the movable plate 21 are connected through sliding. The outer sleeve of the sliding rod 23 is provided with a lifting spring 24, and the top of the lifting spring 24 is in tight contact with the bottom of the movable plate 21, and the bottom of the lifting spring 24 is in tight contact with the bottom of the storage box 1. By setting the threaded column 20 and the movable plate 21, when the pull rod 6 is pushed into the fixed box 2, the magnetometer body 19 is pushed out to the storage box 1. When the lifting frame 8 is outside, the lifting frame 8 rises, driving the threaded rod 4 to rotate, and then the second transmission wheel 27 drives the first transmission wheel 25 to rotate through the transmission belt 26, so that the threaded column 20 rotates, and then the movable plate 21 moves up along the sliding rod 23, and then drives the moving wheel 22 to be collected in the bottom of the storage box 1. When the magnetometer body 19 is used up, the pull rod 6 is pulled out to make the lifting frame 8 move down, and drive the threaded rod 4 to reverse, so that the movable plate 21 moves down under the action of the reversed threaded column 20, and the moving wheel 22 is extended through the contraction through hole 30, and then the storage box 1 is moved by the moving wheel 22.

[0029] As an embodiment of the present invention, a protective cover 29 is provided on the top of the storage box 1, a fixing buckle is provided between the bottom of the protective cover 29 and the top of the storage box 1, a foot pad 31 is fixedly installed on the bottom of the storage box 1, and the foot pad 31 and the shrinkage through hole 30 are staggered.

[0030] As an embodiment of the present invention, the first transmission wheel 25 is a double-layer synchronous wheel, and a second transmission wheel 27 is respectively provided at the bottom of the two threaded rods 4. The two second transmission wheels 27 are respectively connected to the first transmission wheel 25 through two transmission belts 26.

[0031] It should be noted that during use, when the magnetometer body 19 is needed, the pull rod 6 is pushed into the interior of the fixed box 2, so that the sliding block 5 moves downward, and at the same time, the connecting pull rope 7 pulls the lifting frame 8 to move upward along the guide slide groove 28, and the magnetometer body 19 set on the top of the lifting plate 10 is pushed out to the outside of the storage box 1. When the magnetometer body 19 rises to the top, it is fixed by the locking assemblies set at both ends of the rotating rod 9, which facilitates the magnetometer body 19 to perform accurate measurements. The arc bracket 11 and the set magnetometer body 19 are lifted to the top of the storage box 1 by the lifting plate 10, and the rotating frame 12 is driven to rotate by the first rotating motor 13, and the connecting shaft 14 and the fixed frame 18 are driven to rotate by the second rotating motor 15, thereby rotating the magnetometer body. The angle of 19 is adjusted so that the magnetometer body 19 can measure the geomagnetic field more accurately. When the pull rod 6 is pushed into the fixed box 2 so that the magnetometer body 19 is pushed out of the storage box 1, the lifting frame 8 rises, driving the threaded rod 4 to rotate, and then the second transmission wheel 27 drives the first transmission wheel 25 to rotate through the transmission belt 26, so that the threaded column 20 rotates, and then the movable plate 21 moves up along the sliding rod 23, and then drives the moving wheel 22 to be collected at the bottom of the storage box 1. When the magnetometer body 19 is used up, the pull rod 6 is pulled out to move the lifting frame 8 down, and drive the threaded rod 4 to reverse, so that the movable plate 21 moves down under the action of the reversed threaded column 20, and the moving wheel 22 is extended through the contraction through hole 30, and then the storage box 1 is moved by the moving wheel 22.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is defined by the appended claims and their equivalents.

[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A device for measuring precise geomagnetic field, comprising a storage box (1), characterized in that: A fixed box (2) is fixedly installed on the rear side of the storage box (1), a guide slot (28) is provided at the connection between the storage box (1) and the fixed box (2), a guide slide bar (3) and a rotating rod (9) are fixedly installed inside the fixed box (2), a guide slide bar (3) located in front of the guide slide bar (3) is rotatably connected inside the fixed box (2), and a sliding block (5) located inside the fixed box (2) is slidably connected therethrough, a pull rod (6) is fixedly installed on the top of the sliding block (5), a connecting rope (7) located outside the pull rod (6) is fixedly installed on the top of the sliding block (5), a lifting frame (8) is fixedly installed on the other end of the connecting rope (7), the lifting frame (8) is slidably connected to the inside of the guide slot (28), a lifting plate (10) located inside the storage box (1) is fixedly installed on the top of the lifting frame (8), and a magnetometer body (19) is arranged on the top of the lifting plate (10).

2. A measuring device for measuring precise geomagnetic field according to claim 1, characterized in that: The two ends of the rotating rod (9) are respectively rotatably connected to the top of the opposite surface inside the fixed box (2); a rotating locking assembly is provided at the rotating connection between the rotating rod (9) and the fixed box (2); a roller is fixedly mounted at the middle of the rotating rod (9); and the middle of the connecting rope (7) is drivingly connected to the roller.

3. A measuring device for measuring precise geomagnetic field according to claim 1, characterized in that: An arc-shaped bracket (11) is fixedly mounted on the top of the lifting plate (10), a rotating frame (12) is rotatably connected to the top of the arc-shaped bracket (11), a first rotating motor (13) is fixedly mounted on one side of the arc-shaped bracket (11), an output end of the first rotating motor (13) is fixedly mounted to a rotating shaft on one side of the arc-shaped bracket (11), a connecting shaft (14) is rotatably connected to the top and bottom of the rotating frame (12), a fixing frame (18) is fixedly mounted on opposite surfaces of the two connecting shafts (14), and a magnetometer body (19) is fixedly mounted inside the fixing frame (18).

4. A measuring device for measuring accurate geomagnetic field according to claim 3, characterized in that: A second rotating motor (15) located on one side of the connecting shaft (14) is fixedly mounted on the top of the rotating frame (12), a driving gear (16) is fixedly mounted on the output end of the second rotating motor (15), and a follower gear (17) located on one side of the second rotating motor (15) is fixedly mounted on the middle of the connecting shaft (14), the follower gear (17) meshing with the driving gear (16).

5. A measuring device for measuring precise geomagnetic field according to claim 1, characterized in that: The fixed box (2) is internally rotatably connected to a threaded rod (4) located in front of the rotating rod (9); the threaded rod (4) is located at the rear side of the guide slide groove (28); the two ends of the rear side of the lifting frame (8) are respectively threadedly connected to the two threaded rods (4); a second transmission wheel (27) located below the lifting plate (10) is fixedly installed at the bottom of the threaded rod (4); the second transmission wheel (27) is transmission-connected to a transmission belt (26).

6. A measuring device for measuring precise geomagnetic field according to claim 5, characterized in that: The interior of the storage box (1) is integrally provided with a partition located below the guide slide groove (28); the bottom of the interior of the storage box (1) is rotatably connected to a threaded column (20); the top of the threaded column (20) is rotatably connected to the bottom of the partition inside the storage box (1); the threaded column (20) is threadedly connected to a movable plate (21) located inside the storage box (1); a movable wheel (22) is fixedly installed at the bottom of the movable plate (21); and a contraction through hole (30) corresponding to the movable wheel (22) is opened at the bottom of the storage box (1).

7. A measuring device for measuring precise geomagnetic field according to claim 6, characterized in that: A first transmission wheel (25) located above the movable plate (21) is fixedly mounted on the top of the threaded column (20); the first transmission wheel (25) is transmission-connected to a second transmission wheel (27) via a transmission belt (26); the bottom of the guide slide groove (28) is flush with the top of the partition inside the storage box (1); the threaded rod (4) is rotationally connected to the partition inside the storage box (1); and the second transmission wheel (27) is located below the partition inside the storage box (1).

8. A measuring device for measuring precise geomagnetic field according to claim 7, characterized in that: A sliding rod (23) located around the threaded column (20) is fixedly installed at the bottom of the internal partition of the storage box (1), the top of the sliding rod (23) is fixedly installed at the bottom of the storage box (1), the sliding rod (23) and the movable plate (21) are connected to each other in a sliding manner, and a lifting spring (24) is sleeved on the outside of the sliding rod (23), the top of the lifting spring (24) is in tight contact with the bottom of the movable plate (21), and the bottom of the lifting spring (24) is in tight contact with the bottom of the storage box (1).

9. A measuring device for measuring precise geomagnetic field according to claim 6, characterized in that: A protective cover (29) is provided on the top of the storage box (1), a fixing buckle is provided between the bottom of the protective cover (29) and the top of the storage box (1), a foot pad (31) is fixedly installed on the bottom of the storage box (1), and the foot pad (31) and the shrinkage through hole (30) are arranged in a staggered manner.

10. A measuring device for measuring precise geomagnetic field according to claim 7, characterized in that: The first transmission wheel (25) is a double-layer synchronous wheel. A second transmission wheel (27) is respectively arranged at the bottom of the two threaded rods (4). The two second transmission wheels (27) are respectively connected to the first transmission wheel (25) through two transmission belts (26).

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