Paleomagnetic sample field adding fixing device

Abstract

The utility model relates to the field of paleomagnetism and rock magnetics, in particular to a field adding and fixing device for a paleomagnetic sample. The paleomagnetic sample field adding fixing device comprises a testing instrument body and a detection opening formed in the front surface of the testing instrument body. A placement plate is arranged in the detection opening in a sliding fit mode, and a first groove and a second groove are formed in the top of the placement plate; and a fixing mechanism capable of loosening and clamping the fixing piece is arranged in the placing plate so as to fix the detection sample. According to the paleomagnetic sample field adding and fixing device provided by the utility model, the fixing mechanism is arranged, and the sliding rod can drive the clamping plate to move under the matching of the two-way screw rod in the fixing mechanism and the threaded block, so that the clamping plate fixes a sample, the sample is conveniently fixed at a proper angle, and accidental movement or rotation is prevented; and the accuracy of experimental data can be improved.

Description

Technical Field

[0001] The utility model relates to the field of rock magnetism, in particular to a paleomagnetic sample field adding and fixing device. Background Art

[0002] The paleomagnetic sample field fixation device is an experimental device used in paleomagnetism and rock magnetism research. In paleomagnetism and rock magnetism research, by measuring the remanent magnetic direction in paleomagnetic samples, the paleolatitude information of plates / blocks in the history of the earth can be obtained. In order to determine the types of magnetic minerals in geological samples of a specific geological history period, it is necessary to apply an additional magnetic field (called field addition) to the samples in the laboratory to calibrate magnetic minerals of different compositions. Most of the existing devices are difficult to fix the samples, and are prone to accidental movement or rotation, which will lead to inaccuracy of experimental data and fail to obtain reliable magnetic mineral information.

[0003] Therefore, it is necessary to provide a new paleomagnetic sample field fixing device to solve the above technical problems. Utility Model Content

[0004] In order to overcome the defects of the prior art, a paleomagnetic sample field fixing device is provided to solve the above problems.

[0005] The paleomagnetic sample field fixing device provided by the utility model comprises: a test instrument body, a detection port opened on the front surface of the test instrument body; wherein a placement plate is slidably fitted in the detection port, and a first groove and a second groove are opened on the top of the placement plate; a fixing mechanism capable of loosening and clamping a fixing member is arranged in the placement plate to fix the test sample; an abutment mechanism capable of moving up and down is arranged on the top of the placement plate to abut against the inner top wall of the detection port to fix the placement plate.

[0006] Preferably, the fixing mechanism includes two support plates fixedly installed on the inner bottom wall of the placement plate, and the two support plates are located below the first groove, the relatively close sides of the two support plates are rotatably connected to a rotating shaft, the relatively close sides of the two rotating shafts are fixedly connected to a bidirectional screw, and the outer ends of the two bidirectional screws are threadedly connected to threaded blocks.

[0007] Preferably, the fixing mechanism also includes a turbine, and the inner side of the turbine is fixedly connected to the outer side of one of the rotating shafts, one side of the turbine is meshingly connected with a worm, the top of the worm is fixedly connected with a connecting shaft, and the top of the connecting shaft is fixedly passed through the top of the placement plate and fixedly connected with a knob.

[0008] Preferably, the fixing member includes two clamps, and the two clamps are both located in the first groove, a sliding groove is provided at the bottom of the first groove, two sliding rods are slidably connected in the sliding groove, and the bottoms of the two clamps are respectively connected to the top of the threaded block through the sliding rods.

[0009] Preferably, the abutment mechanism includes an abutment plate, and the abutment plate is located at the opening of the detection port, a screw rod is arranged below the abutment plate, the outer side of the screw rod is threadedly connected to a screw block, both sides of the screw block are connected to traction rods through connecting ears, the tops of the two traction rods are connected to the bottom of the abutment plate through connecting ears, the bottom of the screw rod passes through the top of the placement plate and is fixedly connected to a first bevel gear, the bottom of the first bevel gear is rotatably connected to the inner bottom wall of the placement plate through a connecting rod, one side of the first bevel gear is meshedly connected to a second bevel gear, the second bevel gear is rotatably connected to the inner side wall of the placement plate through a damping bearing, and a handle for driving the second bevel gear to rotate is installed on one side of the placement plate.

[0010] Preferably, lifting rods are provided on both sides of the screw rod, the bottoms of the two lifting rods are fixedly connected to the top of the placement plate, and the tops of the two lifting rods are fixedly connected to the bottom of the abutment plate.

[0011] Preferably, the first groove is a circular structure, and square grooves extend from both sides of the first groove along the length direction of the placement plate, and the second groove is a polygonal structure.

[0012] Compared with the related art, the paleomagnetic sample field fixing device provided by the utility model has the following advantages:

[0013] Beneficial effects:

[0014] The novel method uses a fixing mechanism, and the cooperation of the bidirectional screw and the threaded block in the fixing mechanism can enable the sliding rod to drive the clamping plate to move, so that the clamping plate fixes the sample, which is convenient for fixing the sample at a suitable angle, preventing accidental movement or rotation, and improving the accuracy of experimental data.

[0015] The utility model provides an abutment mechanism, and the cooperation of the screw rod and the screw block in the abutment mechanism can make the abutment plate abut against the inner top wall of the detection port, so that the placement plate and the detection port are fixed, the stability of the placement plate is improved, and the experiment is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic structural diagram of a preferred embodiment of the paleomagnetic sample field fixing device provided by the utility model;

[0017] Figure 2 for Figure 1 The structural schematic diagram of the placement plate shown;

[0018] Figure 3 for Figure 2 A is an enlarged schematic diagram of the structure;

[0019] Figure 4 for Figure 1 Shown in B is an enlarged schematic diagram of the structure.

[0020] Numbers in the figure: 1. Test instrument body; 11. Detection port; 2. Placement plate; 21. First groove; 22. Second groove; 3. Support plate; 31. Rotating shaft; 32. Bidirectional screw; 33. Threaded block; 34. Turbine; 35. Worm; 36. Connecting shaft; 37. Knob; 4. Clamp; 41. Slide rod; 5. Abutment plate; 51. Screw; 52. Screw block; 53. Traction rod; 54. First bevel gear; 55. Second bevel gear; 56. Lifting rod. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0023] See also Figures 1 to 4 The present invention provides a paleomagnetic sample field fixing device, which comprises: a test instrument body 1, and a detection port 11 provided on the front surface of the test instrument body 1; wherein a placement plate 2 is slidably fitted in the detection port 11, and a first groove 21 and a second groove 22 are provided on the top of the placement plate 2; a fixing mechanism capable of loosening and clamping a fixing member is provided in the placement plate 2 to fix the test sample; an abutment mechanism capable of moving up and down is provided on the top of the placement plate 2 to facilitate abutment against the inner top wall of the detection port 11 to fix the placement plate 2.

[0024] It should be noted that the placement plate 2 can be slidably fitted and pulled out in the detection port 11 on the front surface of the test instrument body 1. The test instrument body 1 is a pulse magnetizer, which is a prior art. The specific model is IM-10 / IM-10-30 pulse magnetizer, which is an instrument that can measure magnetic properties such as material hysteresis loops. A first groove 21 and a second groove 21 are provided on the top of the placement plate 2, so that the test sample can be conveniently fixed. The fixing mechanism is located inside the placement plate, and the fixing parts can be loosened and clamped to fix the test sample. It can ensure that the sample is fixed stably and the test results will not be affected by movement. In addition, an abutment mechanism is also provided on the top of the placement plate 2, which can move up and down, so that the placement plate 2 can be easily abutted against the inner top wall of the detection port 11, so that the placement plate 2 can be firmly fixed on the test instrument.

[0025] In the embodiments of the present invention, please refer to Figure 1 and Figure 3 The fixing mechanism includes two supporting plates 3 fixedly installed on the inner bottom wall of the placing plate 2, and the two supporting plates 3 are located below the first groove 21, and the relatively close sides of the two supporting plates 3 are rotatably connected with the rotating shaft 31, and the relatively close sides of the two rotating shafts 31 are fixedly connected with a bidirectional screw 32, and the outer ends of the two bidirectional screws 32 are threadedly connected with a threaded block 33. The fixing mechanism also includes a turbine 34, and the inner side of the turbine 34 is fixedly connected to the outer side of one of the rotating shafts 31, and one side of the turbine 34 is meshedly connected with a worm 35, and the top of the worm 35 is fixedly connected with a connecting shaft 36, and the top of the connecting shaft 36 is fixedly passed through the top of the placing plate 2 and fixedly connected with a knob 37. The fixing part includes two clamping plates 4, and the two clamping plates 4 are both located in the first groove 21, and a sliding groove is provided at the bottom of the first groove 21. Two sliding rods 41 are slidably connected in the sliding groove, and the bottoms of the two clamping plates 4 are respectively connected to the tops of the threaded blocks 33 through the sliding rods 41.

[0026] It should be noted that the two support plates 3 are fixedly mounted on the inner bottom wall of the placement plate 2 and are located below the first groove 21. Each support plate 3 is connected to the rotating shaft 31 and fixedly connected by a bidirectional screw 32. The outer side of the bidirectional screw 32 is connected to the threaded block 33 and connected to the clamping plate 4, the inner side of the turbine 34 is fixedly connected to the outer side of the rotating shaft 31, the worm 35 is meshed with the turbine 34, and the connecting shaft 37 is fixedly connected to the top of the worm 35 and passes through the top of the placement plate 2. There is a knob 37 on the top connected to the connecting shaft 36, and the fixing part includes two clamping plates 4, which are located in the first groove 21 and connected to the top of the threaded block 33 through a sliding rod 41. A sliding groove is provided at the bottom of the first groove 21, and the two sliding rods 41 can slide in the sliding groove. By turning the knob 37, the connecting shaft 36 drives the worm 35 to rotate, thereby rotating the turbine 34, driving the rotating shaft 31 to rotate, and then rotating the bidirectional screw 32, so that the two threaded blocks 33 drive the sliding rod 41 to make the clamping plate 4 have loosening and clamping operations.

[0027] In the embodiments of the present invention, please refer to Figure 1 and Figure 4 The abutment mechanism includes an abutment plate 5, and the abutment plate 5 is located at the opening of the detection port 11. A screw rod 51 is arranged below the abutment plate 5. The outer side of the screw rod 51 is threadedly connected with a screw block 52. Both sides of the screw block 52 are connected with traction rods 53 through connecting ears. The tops of the two traction rods 53 are connected to the bottom of the abutment plate 5 through connecting ears. The bottom of the screw rod 51 passes through the top of the placement plate 2 and is fixedly connected with a first bevel gear 54. The bottom of the first bevel gear 54 is rotatably connected to the inner bottom wall of the placement plate 2 through a connecting rod. One side of the first bevel gear 54 is meshed and connected with a second bevel gear 55. The second bevel gear 55 is rotatably connected to the inner side wall of the placement plate 2 through a damping bearing. A handle for driving the second bevel gear 55 to rotate is installed on one side of the placement plate 2. Lifting rods 56 are arranged on both sides of the screw rod 51. The bottoms of the two lifting rods 56 are fixedly connected to the top of the placement plate 2, and the tops of the two lifting rods 56 are fixedly connected to the bottom of the abutment plate 5.

[0028] It should be noted that the abutment plate 5 is located at the opening of the detection port 11 and is the main component responsible for abutment. The screw rod 51 is located below the abutment plate 5 and is connected to the wire block 52 through an outer thread. The screw rod 51 realizes the up and down movement of the abutment plate 5 by rotation. Two traction rods 53 are connected to the connecting ears of the wire block 52 and are connected to the bottom of the abutment plate 5 through the connecting ears. The function of the traction rod 53 is to enable the abutment plate 5 to move up and down together with the wire block 52. The bottom of the screw rod 51 passes through the top of the placement plate 2 and is fixedly connected with the first bevel gear 54. The first bevel gear 54 is rotated by being connected to the inner bottom wall of the placement plate 2. One side of the first bevel gear 54 is meshed and connected therewith to transmit the rotational power. The second bevel gear 55 is rotationally connected to the inner side wall of the placement plate 2 through a damping bearing, and a handle for driving the second bevel gear 55 to rotate is installed on one side of the placement plate 2 to realize the up and down movement of the abutment plate 5. Two lifting rods 56 are arranged on both sides of the screw rod 51, and are fixedly connected to the top of the placement plate 2 through the top, and are fixedly connected to the bottom of the abutment plate 5 at the bottom. The lifting rods 56 are used to support and stabilize the abutment plate 5. By turning the handle, the second bevel gear 55 drives the first bevel gear 54 to rotate, so that the screw rod 51 rotates, the screw block 52 moves up and down along the screw rod 51, and then the traction rod 53 connected to the screw block 52 drives the abutment plate 5 to move up and down, so that the abutment plate 5 can abut against the inner top wall of the detection port 11, so that the placement plate 2 and the detection port 11 are fixed.

[0029] In the embodiments of the present invention, please refer to Figure 1 and Figure 2 The first groove 21 is a circular structure, and square grooves extend from both sides of the first groove 21 along the length direction of the placement plate 2, and the second groove 22 is a polygonal structure.

[0030] It should be noted that the first groove 21 is a circular structure located on the placement plate 2 for inserting a specific component or object therein. In addition, a pair of square grooves extend on both sides of the first groove 21 along the length direction of the placement plate 2. The function of these square grooves may be to provide additional support points or interfaces to fix or connect other components. The second groove 22 is a polygonal structure located on the placement plate 2. Unlike the first groove, it is not circular, but rather polygonal in shape. The second groove 22 may have different numbers of sides and shapes, such as squares, hexagons, etc. This groove is designed to accommodate specific components or objects, or to provide better fixing and positioning functions.

[0031] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A paleomagnetic sample field fixing device, characterized in that: include: A test instrument body (1), and a detection port (11) provided on the front surface of the test instrument body (1); Wherein, a placement plate (2) is slidably fitted in the detection port (11), and a first groove (21) and a second groove (22) are formed on the top of the placement plate (2); A fixing mechanism capable of loosening and clamping a fixing member is provided inside the placement plate (2) to fix the test sample; The top of the placement plate (2) is provided with an abutment mechanism that can move up and down so as to abut against the inner top wall of the detection port (11) to fix the placement plate (2).

2. The paleomagnetic sample field fixing device according to claim 1, characterized in that: The fixing mechanism comprises two support plates (3) fixedly mounted on the inner bottom wall of the placement plate (2), and the two support plates (3) are located below the first groove (21), and relatively close sides of the two support plates (3) are rotatably connected to a rotating shaft (31), and relatively close sides of the two rotating shafts (31) are fixedly connected to a bidirectional screw rod (32), and both ends of the outer sides of the two bidirectional screw rods (32) are threadedly connected to thread blocks (33).

3. The paleomagnetic sample field fixing device according to claim 2, characterized in that: The fixing mechanism also includes a turbine (34), and the inner side of the turbine (34) is fixedly connected to the outer side of one of the rotating shafts (31); one side of the turbine (34) is meshingly connected to a worm (35); the top of the worm (35) is fixedly connected to a connecting shaft (36); the top of the connecting shaft (36) is fixedly passed through the top of the placement plate (2) and is fixedly connected to a knob (37).

4. The paleomagnetic sample field fixing device according to claim 3, characterized in that: The fixing member comprises two clamping plates (4), and the two clamping plates (4) are both located in the first groove (21). A sliding groove is provided at the bottom of the first groove (21), and two sliding rods (41) are slidably connected in the sliding groove. The bottoms of the two clamping plates (4) are respectively connected to the top of the threaded block (33) through the sliding rods (41).

5. The paleomagnetic sample field fixing device according to claim 4, characterized in that: The abutment mechanism comprises an abutment plate (5), and the abutment plate (5) is located at the opening of the detection port (11), a screw rod (51) is arranged below the abutment plate (5), the outer side of the screw rod (51) is threadedly connected to a screw block (52), both sides of the screw block (52) are connected to traction rods (53) through connecting ears, the tops of the two traction rods (53) are connected to the bottom of the abutment plate (5) through connecting ears, the bottom of the screw rod (51) passes through the top of the placement plate (2) and is fixedly connected to a first bevel gear (54), the bottom of the first bevel gear (54) is rotatably connected to the inner bottom wall of the placement plate (2) through a connecting rod, one side of the first bevel gear (54) is meshedly connected to a second bevel gear (55), the second bevel gear (55) is rotatably connected to the inner side wall of the placement plate (2) through a damping bearing, and a handle for driving the second bevel gear (55) to rotate is installed on one side of the placement plate (2).

6. The paleomagnetic sample field fixing device according to claim 5, characterized in that: Lifting rods (56) are provided on both sides of the screw rod (51), the bottoms of the two lifting rods (56) are fixedly connected to the top of the placement plate (2), and the tops of the two lifting rods (56) are fixedly connected to the bottom of the abutment plate (5).

7. The paleomagnetic sample field fixing device according to claim 1, characterized in that: The first groove (21) is a circular structure, and square grooves extend from both sides of the first groove (21) along the length direction of the placement plate (2), and the second groove (22) is a polygonal structure.

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