On-site fine ore sampler

By designing a powder sampler with a detachable pressure handle, the problems of time-consuming, labor-intensive, and collapse-prone powder sampling have been solved, achieving efficient and labor-saving deep sampling and improving sampling and testing efficiency.

CN224122212UActive Publication Date: 2026-04-14YANGCHUN NEW STEEL CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
YANGCHUN NEW STEEL CO LTD
Filing Date
2025-04-07
Publication Date
2026-04-14

AI Technical Summary

Technical Problem

In existing technologies, the process of sampling fine ore is time-consuming and labor-intensive, and it is impossible to effectively prevent the collapse of surrounding raw materials when digging deeper, resulting in high labor intensity and difficulty in ensuring the representativeness of the samples.

Method used

A field-use powder sampler was designed, which uses a sampling tube that can be vertically inserted into the raw material. A pressure handle can be detachably installed in the mounting hole on the outer wall of the end rod. By utilizing the matching design between the pressure handle and the mounting hole, the sampling tube can be efficiently pressurized and inserted to a specified depth.

Benefits of technology

It effectively prevents raw material collapse, improves sampling and testing efficiency, reduces labor intensity, and enables labor-saving deep sampling operations.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides an on-site fine ore sampler, which relates to the technical field of samplers, and comprises a sampling rod, a sampling barrel, an end rod and a pressurizing handle, the sampling rod is formed by splicing a plurality of round rods, the end rod is detachably mounted at the upper end of the sampling rod, the sampling barrel is detachably mounted at the lower end of the sampling rod, and a sample inlet is arranged at the bottom of the sampling barrel. A sample outlet is formed in the side wall of the sampling barrel, a pressurizing handle is detachably mounted in the first mounting hole, and the diameter of the pressurizing handle is matched with that of the second mounting hole; the sampling barrel can be vertically inserted into raw materials for sampling, adverse effects caused by collapse of the surrounding raw materials can be effectively avoided, the pressurizing handle is detachably mounted in the first mounting hole in the outer wall of the end rod, and the diameter of the pressurizing handle is matched with that of the second mounting hole, so that the sampling barrel is convenient to use. And in the process of vertically inserting the sampling barrel, the pressurizing handle can be mounted in the second mounting holes in the round rods at different positions to efficiently pressurize the sampling barrel.
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Description

Technical Field

[0001] This utility model relates to the field of sampler technology, and in particular to a field powder mineral sampler. Background Technology

[0002] The quality of metallurgical ore raw materials is crucial to ensuring the smooth operation of steel production, therefore it is necessary to sample and test each batch of raw materials entering the plant.

[0003] Currently, in existing technologies, sampling of fine ore entering the plant mainly involves digging with a sharp iron shovel in the wagon (train or truck wagon) or stockpile. To ensure representativeness, each sampling must reach at least five depths of over 1 meter. However, because fine ore is prone to collapse around the sampling points during deep digging, the sampling area needs to be expanded to reach the bottom material. This sampling process is time-consuming, labor-intensive, and physically demanding for workers. Furthermore, using a sharp iron shovel makes it difficult to apply force effectively to achieve deep sampling. Therefore, this invention proposes an on-site fine ore sampler to address the shortcomings of existing technologies. Utility Model Content

[0004] To address the aforementioned problems, the purpose of this utility model is to provide an on-site powder mineral sampler. The sampling cylinder can be vertically inserted into the raw material for sampling, effectively avoiding the adverse effects of surrounding material collapse. A pressure handle can be detachably installed in the first mounting hole on the outer wall of the end rod, and the diameter of the pressure handle is set to match the diameter of the second mounting hole. During the vertical insertion of the sampling cylinder, the pressure handle can be installed in the second mounting hole on the round rod at different positions to efficiently pressurize the sampling cylinder, enabling labor-saving insertion of the sampling cylinder to a specified depth for sampling.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A field-use powder mineral sampler includes a sampling rod, a sampling tube, an end rod, and a pressure handle. The sampling rod is assembled from multiple round rods. An end rod is detachably installed at the upper end of the sampling rod, and a sampling tube is detachably installed at the lower end of the sampling rod. The sampling tube has an inlet at its bottom and an outlet on its side wall. The outlet is elliptical and connected to the inlet at one end. A first mounting hole is symmetrically provided on the outer wall of the end rod, and a second mounting hole is symmetrically provided on the outer wall of each of the multiple round rods. A pressure handle is detachably installed in the first mounting hole, and the diameter of the pressure handle is adapted to the diameter of the second mounting hole.

[0007] A further improvement is that: one end of the round rod is provided with a first threaded hole, and the other end of the round rod is provided with a first threaded post, and adjacent round rods are threadedly connected to each other through the first threaded post and the first threaded hole.

[0008] A further improvement is that: one end of the end rod is provided with a second threaded post, and the end rod is threadedly connected to the first threaded hole on the uppermost set of round rods through the second threaded post.

[0009] A further improvement is that: one end of the sampling cylinder is provided with a second threaded hole, and the sampling cylinder is threadedly connected to the first threaded post on the lowest set of round rods through the second threaded hole.

[0010] A further improvement is that: one end of the pressure handle is provided with a first magnetic block, and the other end of the pressure handle is covered with an anti-slip rubber sleeve.

[0011] A further improvement is that a second magnetic block is provided in both the first and second mounting holes, and the pressure handle is magnetically connected to the second magnetic blocks in the first and second mounting holes through the first magnetic block.

[0012] The beneficial effects of this utility model are as follows: By setting a sampling tube at the lower end of the sampling rod, and then setting an inlet at the bottom and an outlet on the side wall of the sampling tube, the sampling tube can be vertically inserted into the raw material for sampling, which can effectively avoid the adverse effects caused by the collapse of the surrounding raw material. Moreover, the setting of the outlet can facilitate the rapid discharge of the sampled raw material, which is conducive to improving the sampling and detection efficiency. This utility model allows for the detachable installation of a pressure handle in the first mounting hole on the outer wall of the end rod, and the setting of the diameter of the pressure handle to match the diameter of the second mounting hole. During the vertical insertion of the sampling tube, the pressure handle can be installed in the second mounting hole on the round rod at different positions to achieve efficient pressure on the sampling tube, and the sampling tube can be inserted to the specified depth for sampling with less effort. Attached Figure Description

[0013] Figure 1 This is a three-dimensional structural schematic diagram of the present utility model;

[0014] Figure 2 A schematic diagram of the disassembled structure of the sampling rod of this utility model;

[0015] Figure 3 This is a schematic diagram showing the disassembled structure of this utility model.

[0016] The components are: 1. Sampling rod; 101. Round rod; 2. Sampling cylinder; 3. End rod; 4. Pressure handle; 5. Sample inlet; 6. Sample outlet; 7. First mounting hole; 8. Second mounting hole; 9. First threaded hole; 10. First threaded post; 11. Second threaded post; 12. Second threaded hole; 13. First magnetic block; 14. Anti-slip rubber sleeve; 15. Second magnetic block. Detailed Implementation

[0017] To deepen the understanding of this utility model, the following detailed description will be provided in conjunction with embodiments. These embodiments are only used to explain this utility model and do not constitute a limitation on the scope of protection of this utility model.

[0018] according to Figure 1-3 As shown in the figure, this embodiment proposes a field powder sampler, including a sampling rod 1, a sampling cylinder 2, an end rod 3, and a pressure handle 4. The sampling rod 1 is assembled from multiple round rods 101. The end rod 3 is detachably installed at the upper end of the sampling rod 1, and the sampling cylinder 2 is detachably installed at the lower end of the sampling rod 1. The bottom of the sampling cylinder 2 is provided with a sampling inlet 5, and the side wall of the sampling cylinder 2 is provided with a sampling outlet 6. The sampling outlet 6 is elliptical and one end is connected to the sampling inlet 5. The outer wall of the end rod 3 is symmetrically provided with first mounting holes 7, and the outer walls of the multiple round rods 101 are symmetrically provided with second mounting holes 8. The pressure handle 4 is detachably installed in the first mounting hole 7, and the diameter of the pressure handle 4 is adapted to the diameter of the second mounting hole 8.

[0019] When using the on-site powder sampler of this utility model, multiple round rods 101 are reasonably selected and assembled into a sampling rod 1 according to the sampling depth. Then, the sampling cylinder 2 is assembled with the sampling rod 1, and the end rod 3 is assembled with the sampling rod 1. During the vertical insertion sampling process, the pressure handle 4 can be installed in the second mounting hole 8 on the bottom set of round rods 101. By holding the pressure handle 4, pressure is applied to the sampling cylinder 2, so that the sampling cylinder 2 is inserted into the raw material pile. Then, as the sampling cylinder 2 is gradually inserted into the raw material pile, the pressure handle 4 is installed in the second mounting hole 8 on the upper set of round rods 101 to gradually apply pressure. This is conducive to quickly inserting the sampling cylinder 2 for sampling and saves effort.

[0020] One end of the round rod 101 is provided with a first threaded hole 9, and the other end of the round rod 101 is provided with a first threaded post 10. Adjacent round rods 101 are threadedly connected to each other through the first threaded post 10 and the first threaded hole 9. The multiple round rods 101 assembled by threads have the advantages of high connection stability and convenient assembly and disassembly.

[0021] One end of the end rod 3 is provided with a second threaded post 11, and the end rod 3 is threadedly connected to the first threaded hole 9 on the uppermost set of round rods 101 through the second threaded post 11. One end of the sampling cylinder 2 is provided with a second threaded hole 12, and the sampling cylinder 2 is threadedly connected to the first threaded post 10 on the lowermost set of round rods 101 through the second threaded hole 12. By making both the end rod 3 and the sampling cylinder 2 detachably installable from the sampling rod 1, the field powder mineral sampler of this utility model can be disassembled and stored, saving space and facilitating replacement.

[0022] The pressure handle 4 has a first magnetic block 13 at one end and an anti-slip rubber sleeve 14 on the outside of the other end. A second magnetic block 15 is provided in both the first mounting hole 7 and the second mounting hole 8. The pressure handle 4 is magnetically connected to the second magnetic blocks 15 in the first mounting hole 7 and the second mounting hole 8 via the first magnetic block 13. By setting the first magnetic block 13 and the second magnetic block 15 to be magnetically attracted, the installation stability of the pressure handle 4 in the first mounting hole 7 and the second mounting hole 8 can be improved, and the pressure handle 4 is less likely to detach from the first mounting hole 7 and the second mounting hole 8.

[0023] This invention features a sampling cylinder 2 at the lower end of a sampling rod 1, an inlet 5 at the bottom, and an outlet 6 on the side wall of the sampling cylinder 2. The sampling cylinder 2 can be vertically inserted into the raw material for sampling, effectively avoiding the adverse effects of the surrounding raw material collapsing. The outlet 6 facilitates the rapid discharge of the sampled raw material, which is beneficial to improving sampling and testing efficiency. Furthermore, this invention allows for the detachable installation of a pressure handle 4 in the first mounting hole 7 on the outer wall of the end rod 3, with the diameter of the pressure handle 4 matching the diameter of the second mounting hole 8. During the vertical insertion of the sampling cylinder 2, the pressure handle 4 can be installed in the second mounting hole 8 on the round rod 101 at different positions to efficiently pressurize the sampling cylinder 2, enabling effortless insertion of the sampling cylinder 2 to a specified depth for sampling.

[0024] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A field sampler for fine mineral powder, characterized in that: The sample includes a sampling rod (1), a sampling tube (2), an end rod (3), and a pressure handle (4). The sampling rod (1) is assembled from multiple round rods (101). The end rod (3) is detachably installed at the upper end of the sampling rod (1), and the sampling tube (2) is detachably installed at the lower end of the sampling rod (1). The sampling tube (2) has an inlet (5) at the bottom and an outlet (6) on the side wall of the sampling tube (2). The outlet (6) is elliptical and one end is connected to the inlet (5). The end rod (3) has symmetrical first mounting holes (7) on its outer wall, and the multiple round rods (101) have symmetrical second mounting holes (8) on their outer walls. The pressure handle (4) is detachably installed in the first mounting hole (7), and the diameter of the pressure handle (4) is adapted to the diameter of the second mounting hole (8).

2. The field powder mineral sampler according to claim 1, characterized in that: One end of the round rod (101) is provided with a first threaded hole (9), and the other end of the round rod (101) is provided with a first threaded post (10). Adjacent round rods (101) are threadedly connected to the first threaded hole (9) through the first threaded post (10).

3. The field powder mineral sampler according to claim 2, characterized in that: The end rod (3) is provided with a second threaded post (11) at one end, and the end rod (3) is threadedly connected to the first threaded hole (9) on the uppermost set of round rods (101) through the second threaded post (11).

4. The field powder mineral sampler according to claim 2, characterized in that: The sampling tube (2) has a second threaded hole (12) at one end, and the sampling tube (2) is threadedly connected to the first threaded post (10) on the lowest set of round rods (101) through the second threaded hole (12).

5. A field powder mineral sampler according to claim 1, characterized in that: The pressure handle (4) is provided with a first magnetic block (13) at one end, and an anti-slip rubber sleeve (14) is provided on the outside of the other end of the pressure handle (4).

6. A field powder mineral sampler according to claim 5, characterized in that: The first mounting hole (7) and the second mounting hole (8) are each provided with a second magnetic block (15). The pressure handle (4) is magnetically connected to the second magnetic block (15) in the first mounting hole (7) and the second mounting hole (8) through the first magnetic block (13).