Portable raw material sampling device

Abstract

The utility model discloses a portable raw material sampling device which comprises a first base, a plurality of connecting blocks are evenly arranged on the outer side of the first base, a pin hole is formed in the middle of each connecting block, each connecting block is in interference fit with one end of a pin rod through the corresponding pin hole, the bottom of a first sleeve is in sliding sleeve connection with a second sleeve, and the bottom of the second sleeve is in sliding sleeve connection with the first sleeve. The bottom of the second sleeve is fixedly connected with the base, and the pin rod and the sliding sleeve restrain the movement direction of the second base. According to the portable raw material sampling device, through cooperation of a pin rod, a sliding sleeve and a check block, the whole mechanism can be contracted, so that the size of the whole structure is reduced, carrying is convenient, through cooperation of a second base, a first sliding rod, a first sliding block, a first sleeve and a second sleeve, the whole mechanism can be contracted, and it is guaranteed that a material digging cutter stably moves in the axial direction; and through cooperation of a bearing, a second rotating sleeve, an inner hole, a connecting key and a key groove, it is guaranteed that the material digging cutter is driven by the pistol drill to rotate stably.

Description

Technical Field

[0001] The utility model relates to the technical field of graphite raw material sampling, in particular to a portable raw material sampling device. Background Art

[0002] Isostatically pressed graphite is made by pressing high-purity graphite. A new product developed internationally over the past 50 years, it is closely integrated with today's high-tech. Isostatically pressed graphite not only has significant applications in civilian applications but also holds a crucial position in cutting-edge defense technology, making it a highly anticipated new material. It is an irreplaceable material for manufacturing single crystal furnaces, graphite molds for continuous metal casting, and graphite electrodes for electrospark machining. It is also an excellent material for manufacturing rocket nozzles, deceleration materials for graphite reactors, and reflective materials.

[0003] Before processing isostatically pressed graphite, it needs to be sampled and relevant parameter tests need to be performed to ensure that it can meet product requirements. In the existing technology, a pistol drill is often used in conjunction with a cutting knife for sampling. Although this method can realize the sampling operation, it is prone to lateral deviation during the operation, resulting in sample breakage and is also very likely to cause dangerous injuries to the operator. Summary of the Invention

[0004] The purpose of the present invention is to provide a portable raw material sampling device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a portable raw material sampling device, comprising a first base, a plurality of connecting blocks evenly arranged on the outside of the first base, the plurality of connecting blocks and the first base being integrally formed, a pin hole being provided in the middle position of the connecting block, the connecting block being interference fit with one end of the pin rod through the pin hole, the other end of the pin rod being integrally formed with the stop block, the outer wall of the pin rod being slidably connected with the sliding sleeve, the bottom end of the sliding sleeve being integrally formed with the top end of the second base, the bottom end of the second base being fixedly connected to the top end of the sliding rod, the bottom end of the sliding rod being fixedly connected to the first slider, the outer wall of the first slider being slidably connected with the inner wall of the first sleeve, the bottom of the first sleeve being slidably connected with the second sleeve, the bottom of the second sleeve being fixedly connected to the base, and the pin rod and the sliding sleeve constrain the movement direction of the second base.

[0006] Preferably, the outer wall of the second sleeve is fixedly connected to the two first rotating sleeves, and the side walls of the two first rotating sleeves are fixedly connected to one end of the horizontal plate, and the other end of the horizontal plate is fixedly connected to the second slider. A sliding groove is provided in the middle position of the horizontal plate, and the two adjacent horizontal plates are movably connected through the sliding sleeve of the second slider and the sliding groove.

[0007] Preferably, the interior of the first base is fixedly connected to the outer ring of the bearing, the inner ring of the bearing is fixedly connected to the outer wall of the second rotating sleeve, an inner hole is opened at the axis of the second rotating sleeve, the inner hole of the second rotating sleeve is sleeved on the rotating shaft, a connecting key is fixedly connected to the side wall of the rotating shaft, the connecting key is sleeved on the second rotating sleeve through a keyway, and the bottom of the rotating shaft is fixedly connected to the top of the digging knife.

[0008] Preferably, the bottom of the base is in contact with the rubber pad, the top of the rubber pad is integrally formed with the plug, and the side wall of the plug is interference fit with the base.

[0009] Preferably, the second rotating sleeve is coaxial with the rotating shaft and the cutting knife.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows: the portable raw material sampling device, through the cooperation of the pin rod, the sliding sleeve and the stop block, enables the overall mechanism to be retracted to reduce the overall structure volume for easy carrying; through the cooperation of the second base, the first sliding rod, the first slider, the first sleeve and the second sleeve, the overall mechanism can be extended and retracted to ensure the stable axial movement of the digging knife; through the cooperation of the bearing, the second rotating sleeve, the inner hole, the connecting key and the keyway, the digging knife can be driven by the pistol drill to rotate stably to complete the sampling operation, and the method of use is simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the structure of the utility model;

[0012] Figure 2 for Figure 1 Schematic diagram of the storage structure;

[0013] Figure 3 for Figure 1 Schematic diagram of the rotating shaft and the digging knife structure;

[0014] Figure 4 for Figure 1 A schematic structural diagram of the first base and the second rotating sleeve;

[0015] Figure 5 for Figure 1 Schematic diagram of the sliding rod and the first sleeve structure.

[0016] In the figure: 1. first base, 2. connecting block, 3. pin hole, 4. pin rod, 5. sliding sleeve, 6. stopper, 7. second base, 8. sliding rod, 9. first slider, 10. first sleeve, 11. second sleeve, 12. base, 13. first rotating sleeve, 14. cross plate, 15. second slider, 16. slide groove, 17. bearing, 18. second rotating sleeve, 19. inner hole, 20. keyway, 21. rotating shaft, 22. connecting key, 23. digging knife, 24. rubber pad, 25. plug. DETAILED DESCRIPTION

[0017] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0018] See also Figure 1-5 The utility model provides a technical solution: a portable raw material sampling device, comprising a first base 1, a plurality of connecting blocks 2 are evenly arranged on the outside of the first base 1, and the plurality of connecting blocks 2 are integrally formed with the first base 1, and a pin hole 3 is opened in the middle position of the connecting block 2, and the connecting block 2 is interference fit with one end of the pin rod 4 through the pin hole 3, and the other end of the pin rod 4 is integrally formed with the stopper 6, and the outer wall of the pin rod 4 is slidably sleeved with the sliding sleeve 5, and the sliding sleeve 5 can slide on the pin rod 4, and the bottom end of the sliding sleeve 5 is integrally formed with the top end of the second base 7, and the bottom end of the second base 7 is fixedly connected to the top end of the sliding rod 8, and the bottom end of the sliding rod 8 is fixedly connected to the first slider 9, and the first slider 9 moves synchronously with the sliding rod 8, and the outer wall of the first slider 9 is slidably sleeved with the inner wall of the first sleeve 10, and the bottom of the first sleeve 10 is slidably sleeved with the second sleeve 11, and the bottom of the second sleeve 11 is fixedly connected to the base 12. The outer wall of the second sleeve 11 is fixedly connected to the two first rotating sleeves 13, and the side walls of the two first rotating sleeves 13 are fixedly connected to one end of the horizontal plate 14. The other end of the horizontal plate 14 is fixedly connected to the second slider 15. A sliding groove 16 is provided in the middle position of the horizontal plate 14. The two adjacent horizontal plates 14 are movably connected by the sliding sleeve of the second slider 15 and the sliding groove 16.

[0019] The interior of the first base 1 is fixedly connected to the outer ring of the bearing 17. The inner ring of the bearing 17 is fixedly connected to the outer wall of the second rotating sleeve 18. The axis of the second rotating sleeve 18 is provided with an inner hole 19, which is connected to the inner hole 19 of the second rotating sleeve 18. The side wall of the rotating shaft 21 is fixedly connected to a connecting key 22, which is connected to the second rotating sleeve 18 through a keyway 20. The cooperation between the connecting key 22 and the keyway 20 ensures the connection between the rotating shaft 21 and the second rotating sleeve 18. The rotating shaft 21 can be clamped by the chuck of a pistol drill. The bottom of the rotating shaft 21 is fixedly connected to the top of the cutting blade 23. The bottom of the base 12 is in contact with a rubber pad 24, and the upper part of the rubber pad 24 is integrally formed with a plug 25. The side wall of the plug 25 has an interference fit with the base 12. Both the rubber pad 24 and the plug 25 are made of nitrile rubber. The second rotating sleeve 18 is coaxial with the rotating shaft 21 and the cutting blade 23.

[0020] When in use, the sliding sleeve 5 is pulled outward along the pin rod 4 to drive the second base 7 to move synchronously, thereby pulling the sliding rod 8, the first sleeve 10, the second sleeve 11 and the base 12 to move synchronously. During this period, the second sleeve 11 pulls the cross plate 14 to move synchronously, so that the second slider 15 slides in the corresponding slide groove 16, and then pulls the base 12 to move away from the first base 1, so that the first sleeve 10 extends from the second sleeve 11, the sliding rod 8 extends from the first sleeve 10, and the cutting knife 23 is pulled so that the rotating shaft 21 is inserted into the inner hole 19, and the rotating shaft 21 is inserted into the inner hole 19. The connecting key 22 on the rotating shaft 21 is slidably connected with the keyway 20 of the second rotating sleeve 18, the chuck of the pistol drill is clamped with the rotating shaft 21, the digging knife 23 is aligned with the sampling position, and the rubber pad 24 at the bottom of the base 12 is fit with the target plane, and the pistol drill is started. The chuck of the pistol drill pulls the rotating shaft 21 to drive the digging knife 23 to rotate, so that the digging knife 23 gradually drills into the sampling position to complete the sampling. During this process, the relative movement of the slide rod 8 and the first sleeve 10 and the second sleeve 11 ensures the stability of the digging knife 23 along the axial direction.

[0021] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "two ends", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] In the present invention, unless otherwise expressly specified or limited, terms such as "installation", "setting", "connection", "fixation", and "screw-on" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integration; mechanical connections or electrical connections; direct connections or indirect connections through an intermediate medium; internal connections between two elements or interaction between two elements. Unless otherwise expressly specified or limited, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to specific circumstances.

[0023] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable raw material sampling device, comprising a first base (1), characterized in that: A plurality of connecting blocks (2) are evenly arranged on the outer side of the first base (1), and the plurality of connecting blocks (2) are integrally formed with the first base (1). A pin hole (3) is opened in the middle position of the connecting block (2), and the connecting block (2) is interference-fitted with one end of the pin rod (4) through the pin hole (3). The other end of the pin rod (4) is integrally formed with the stopper (6). The outer wall of the pin rod (4) is slidably sleeved with the sliding sleeve (5), and the bottom end of the sliding sleeve (5) is integrally formed with the top end of the second base (7). The bottom end of the second base (7) is fixedly connected to the top end of the sliding rod (8), and the bottom end of the sliding rod (8) is fixedly connected to the first slider (9). The outer wall of the first slider (9) is slidably sleeved with the inner wall of the first sleeve (10), the bottom of the first sleeve (10) is slidably sleeved with the second sleeve (11), and the bottom of the second sleeve (11) is fixedly connected to the base (12).

2. A portable raw material sampling device according to claim 1, characterized in that: The outer wall of the second sleeve (11) is fixedly connected to the two first rotating sleeves (13), and the side walls of the two first rotating sleeves (13) are fixedly connected to one end of the transverse plate (14). The other end of the transverse plate (14) is fixedly connected to the second slider (15). A sliding groove (16) is provided in the middle position of the transverse plate (14). The two adjacent transverse plates (14) are movably connected through the sliding sleeve connection of the second slider (15) and the sliding groove (16).

3. The portable raw material sampling device according to claim 1, characterized in that: The interior of the first base (1) is fixedly connected to the outer ring of the bearing (17), the inner ring of the bearing (17) is fixedly connected to the outer wall of the second rotating sleeve (18), an inner hole (19) is opened at the axis of the second rotating sleeve (18), the inner hole (19) of the second rotating sleeve (18) is sleeved with the rotating shaft (21), a connecting key (22) is fixedly connected to the side wall of the rotating shaft (21), the connecting key (22) is sleeved with the second rotating sleeve (18) through a keyway (20), and the bottom of the rotating shaft (21) is fixedly connected to the top of the digging knife (23).

4. The portable raw material sampling device according to claim 1, characterized in that: The bottom of the base (12) is fitted with the rubber pad (24), the top of the rubber pad (24) is integrally formed with the plug (25), and the side wall of the plug (25) is interference-fitted with the base (12).

5. The portable raw material sampling device according to claim 3, characterized in that: The second rotating sleeve (18) is coaxial with the rotating shaft (21) and the digging knife (23).

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