CN219015723U

CN219015723U - Graphite sample sampling device

Info

Publication number: CN219015723U
Application number: CN202223397262.5U
Authority: CN
Inventors: 李晓敬; 金倩; 刘博雅; 孙孟华; 马会春; 张金明; 于聪灵; 杨建博
Original assignee: Geological Experiment Test Center Of Hebei Province
Current assignee: Geological Experiment Test Center Of Hebei Province
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-05-12
Anticipated expiration: 2032-12-19

Abstract

The utility model relates to the technical field of detection devices, and particularly discloses a graphite sample sampling device, which comprises a sampling tube, wherein a plurality of independent material containing spaces are formed in the sampling tube, and sampling ports are arranged on tube walls corresponding to the material containing spaces at intervals; the outside of the sampling tube is rotatably sleeved with a sleeve component, an opening channel corresponding to the sampling port is formed in the wall of the sleeve component, and the sleeve component is rotated to enable the sampling port to coincide with the opening channel; the powder cleaning component is sleeved outside the sleeve component in a sliding manner, is contacted with the wall surface of the sleeve component, and is used for cleaning graphite attached outside the sleeve component by sliding up and down. The graphite sample sampling device can achieve the purpose of taking samples at different depths and different positions at one time, effectively isolate samples of each unit, ensure the sample sampling effectiveness, and simultaneously has the function of external cleaning.

Description

Graphite sample sampling device

Technical Field

The utility model relates to the technical field of detection devices, in particular to a graphite sample sampling device.

Background

Graphite is classified into three types of scaly crystal graphite, microcrystalline graphite (earth graphite) and coal-impregnated graphite. The scaly crystal graphite is special in structure, so that the conventional instrument and equipment is difficult to meet the mesh number and uniformity requirements in sample breaking, and the uniformity of the scaly crystal graphite can further influence the accuracy of analysis results. The existing sampling device for powder chemical analysis samples generally has only one sampling port, cannot sample samples at a plurality of positions at one time, has low efficiency and certain limitation, and needs to design a multi-point positioning method for sampling samples at different depths and different positions at one time during initial test of the uniformity of graphite samples to solve the problems.

Disclosure of Invention

In view of this, the application provides a graphite sample sampling device, realizes getting the effect of different degree of depth different position samples through the multiple spot location method to solve above-mentioned technical problem.

Specifically, the utility model provides the following technical scheme: a graphite sample sampling device comprising:

the sampling tube is internally provided with a plurality of independent material containing spaces, and sampling ports are arranged on the tube walls corresponding to the material containing spaces at intervals; the outside of the sampling tube is rotatably sleeved with a sleeve component, an opening channel corresponding to the sampling port is formed in the wall of the sleeve component, and the sleeve component is rotated to enable the sampling port to coincide with the opening channel; the powder cleaning component is sleeved outside the sleeve component in a sliding manner, is contacted with the wall surface of the sleeve component, and is used for cleaning graphite attached outside the sleeve component by sliding up and down.

Further, the sampling port is divided into a first sampling port, a second sampling port and a third sampling port.

Optionally, the first sampling port, the second sampling port and the third sampling port are circular openings, and the corresponding material containing space is a spherical cavity space.

Optionally, the first sampling port, the second sampling port and the third sampling port are square open structures, the open width exceeds one third of the circumference of the sampling tube, and the corresponding material containing spaces are separated by transverse intervals arranged on the sampling tube.

Further, a buffer part for assisting in rotation is arranged between the sleeve assembly and the sampling tube.

Optionally, the buffer component is an outer buffer pattern arranged on the outer tube wall of the sampling tube and an inner buffer pattern arranged on the corresponding position of the inner tube wall of the sleeve assembly, and the outer buffer pattern and the inner buffer pattern are mutually coupled corrugated structures.

Further, a supporting sealing ring is arranged at the position between the sleeve assembly and the sampling pipe and is fixedly connected with the sampling pipe and is in surface contact with the sleeve assembly.

Further, the powder cleaning assembly comprises a lantern ring closely contacted with the sleeve assembly, a disc body is outwards diffused in the middle of the lantern ring, and the disc body is used for blocking graphite cleaned by the lantern ring.

Further, at least one recessed mounting groove is formed in the inner wall of the collar, a brush ring is fixed in the mounting groove, and the brush ring is in contact with the outer wall of the sleeve assembly and is used for cleaning graphite which is not removed by the collar and enters the collar gap.

Furthermore, a plurality of spaced powder outlet holes are formed in the annular wall of the lantern ring and positioned at the front end of the brush ring so as to prevent graphite entering the lantern ring from forming accumulation.

Compared with the prior art, the graphite sample sampling device can achieve the purpose of taking samples with different depths and different positions at one time, the samples of each unit are effectively isolated, the sample sampling effectiveness is guaranteed, and meanwhile, the device has an external cleaning function.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is a schematic view of the frame body of FIG. 1;

FIG. 3 is a schematic view of the mounting connection of FIG. 1;

FIG. 4 is a schematic structural view of a sampling tube according to a second embodiment of the present utility model.

Wherein: 1-sampling tube, 11-first sampling port, 12-second sampling port, 13-third sampling port and 15-external buffer line; 2-handle, 21-anti-skid patterns; 3-sleeve assembly, 31-first open channel, 32-second open channel, 33-third open channel, 34-taper; 4-powder cleaning components, 41-lantern rings, 42-disc bodies, 43-hairbrush rings and 45-powder outlet holes; 5-supporting a sealing ring; 6-lateral spacing.

Detailed Description

For a better understanding of the objects, structure and function of the present utility model, a graphite sample sampling device according to the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a graphite sample sampling device according to a first embodiment of the present utility model includes a sampling tube 1 and a handle 2 integrally formed at the end thereof, a sleeve assembly 3 which is sleeved outside the sampling tube 1 and is movable relative to the sampling tube 1, and a powder cleaning assembly 4 which is sleeved outside the sleeve assembly 3, is in contact with the outer tube wall of the sleeve assembly 3 and is movable relative to the outer tube wall of the sleeve assembly.

The sampling tube 1 is cylindrical, and a first sampling port 11, a second sampling port 12 and a third sampling port 13 are arranged on the tube wall at intervals. Correspondingly, an independent material containing space is formed inside the sampling tube 1 at the corresponding positions of the first sampling port 11, the second sampling port 12 and the third sampling port 13, the sampling ports are all round sampling ports, the corresponding material containing space is a spherical cavity space, no dead angle is arranged, and the cleaning is convenient. The outer tube wall of the sampling tube 1 is close to the handle 2, and is provided with outer buffer lines 15 with a corrugated structure, so that the sleeve assembly 3 can axially rotate along the buffer part and fix the position at any time. The handle 2 is externally provided with anti-skid patterns 21 which assist in holding and facilitate rotation.

The sleeve assembly 3 is cylindrical, and the inner diameter is slightly larger than the outer diameter of the sampling tube 1, so that the gap between the sleeve assembly and the sampling tube is small after the sleeve assembly is sleeved, and the sleeve assembly and the sampling tube can relatively rotate with a common central shaft. Correspondingly, on the pipe wall of the sleeve assembly 3, a first opening channel 31, a second opening channel 32 and a third opening channel 33 are arranged at intervals, when the sleeve assembly 3 rotates for a certain angle, the first opening channel 31, the second opening channel 32 and the third opening channel 33 can respectively correspond to or coincide with the first sampling port 11, the second sampling port 12 and the third sampling port 13, so that each material containing space is communicated with the outside, and when the sleeve assembly 3 continues to rotate or revolve, the first sampling port 11, the second sampling port 12 and the third sampling port 13 can be blocked. A taper 34 is provided at the end of the cannula assembly 3 (the sampling insertion end) to facilitate the entire sampling device into a sampling position. An inner buffer pattern corresponding to the outer buffer pattern 15 is arranged on the inner pipe wall at the other end of the sleeve component 3. The outer tube wall of the sleeve assembly 3 is provided with anti-slip threads 21 which assist in gripping and facilitate rotation.

In order to prevent the graphite material from entering other sampling ports through the gap between the sleeve assembly 3 and the sampling pipe 1 during sampling, a supporting sealing ring 5 fixed between the sleeve assembly 3 and the sampling pipe 1 is arranged between the sampling ports, and the supporting sealing ring 5 is fixedly connected with the sampling pipe 1 and is in surface contact with the sleeve assembly 3, so that the functions of supporting and rotating a track can be achieved.

The powder cleaning component 4 is of an annular structure and is sleeved outside the sleeve component 3 and used for cleaning residual graphite attached to the outer surface of the sleeve component 3. The powder cleaning assembly 4 comprises a collar 41 closely contacted with the sleeve assembly 3, and a disc body 42 is outwards diffused at the middle part of the collar 41 and used for blocking graphite cleaned by the collar 41. At least one recessed mounting groove is provided in the inner wall of the collar 41, in which mounting groove a brush ring 43 is secured, which brush ring 43 is in contact with the outer wall of the sleeve assembly 3 for cleaning graphite which has not been removed by the collar 41 but has entered the slit of the collar 41. The annular wall of the lantern ring 41 at the front end of the brush ring 43 is provided with a plurality of spaced powder outlet holes 45, and the powder outlet holes 45 are positioned at the front end of the tray body 42 so as to prevent graphite entering the lantern ring 41 from forming accumulation, so that the graphite cleaned by the brush ring 43 can enter the tray body 42 through the powder outlet holes 45 in time and be cleaned.

As shown in fig. 4, in the second embodiment of the present utility model, the first sampling port 11, the second sampling port 12 and the third sampling port 13 are all configured as large open structures, specifically are square open channels, and the width of the open channels exceeds one third of the circumference of the pipe wall, so that the material is more convenient to take and clean, the corresponding material containing space does not need to be configured as a sphere, and the transverse space 6 can be configured only in the pipe between the sampling ports.

In summary, the graphite sample sampling device of the utility model adopts a double-layer rotatable sampling tube structure, realizes the opening of the sampling port by rotating the outer sleeve assembly, is provided with a plurality of mutually independent sampling units from top to bottom, and closes the sampling port by rotating the outer sleeve assembly after the sampling is completed; after taking out sampling device from graphite material, can adhere to graphite outside the sleeve pipe subassembly, this structure is provided with the clear powder subassembly of clearance adhesion outside sleeve pipe subassembly graphite, can realize clear effect

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The graphite sample sampling device comprises a sampling tube (1), and is characterized in that a plurality of independent material containing spaces are formed inside the sampling tube (1), and sampling ports (11, 12, 13) are arranged on the tube wall corresponding to the material containing spaces at intervals; the sampling tube (1) is rotationally sleeved with a sleeve component (3), the wall of the sleeve component (3) is provided with opening channels (31, 32, 33) corresponding to sampling ports (11, 12, 13), and the sleeve component (3) is rotated to enable the sampling ports (11, 12, 13) to coincide with the opening channels (31, 32, 33); the sleeve assembly (3) is externally sleeved with the powder cleaning assembly (4) in a sliding manner, the powder cleaning assembly (4) is in contact with the wall surface of the sleeve assembly (3), and graphite attached to the outside of the sleeve assembly (3) is cleaned by sliding the powder cleaning assembly (4) up and down.

2. The graphite sample sampling device according to claim 1, characterized in that the sampling ports are divided into a first sampling port (11), a second sampling port (12) and a third sampling port (13).

3. The graphite sample sampling device according to claim 2, wherein the first sampling port (11), the second sampling port (12) and the third sampling port (13) are circular openings, and the corresponding material containing space is a spherical cavity space.

4. The graphite sample sampling device according to claim 2, characterized in that the first sampling port (11), the second sampling port (12) and the third sampling port (13) are square open structures, the open width exceeds one third of the peripheral circumference of the sampling tube (1), and the corresponding material containing spaces are separated by a transverse interval (6) arranged on the sampling tube (1).

5. A graphite sample sampling device according to claim 1, characterized in that a buffer member assisting the rotation is provided between the sleeve assembly (3) and the sampling tube (1).

6. The graphite sample sampling device according to claim 5, wherein the buffer members are an outer buffer pattern (15) arranged on the outer tube wall of the sampling tube (1) and an inner buffer pattern arranged on the corresponding position of the inner tube wall of the sleeve assembly (3), and the outer buffer pattern (15) and the inner buffer pattern are mutually coupled corrugated structures.

7. The graphite sample sampling device according to claim 6, characterized in that a supporting sealing ring (5) is arranged at a position between each sampling port (11, 12, 13) in a gap between the sleeve assembly (3) and the sampling tube (1), and the supporting sealing ring (5) is fixedly connected with the sampling tube (1) and is in surface contact with the sleeve assembly (3).

8. The graphite sample sampling device according to claim 1, wherein the powder cleaning assembly (4) comprises a collar (41) closely contacted with the sleeve assembly (3), a disc body (42) is outwards diffused at the middle part of the collar (41), and the disc body (42) is used for blocking graphite cleaned by the collar (41).

9. The graphite sample sampling device according to claim 8, characterized in that at least one recessed mounting groove is provided in the inner wall of the collar (41), in which mounting groove a brush ring (43) is fixed, which brush ring (43) is in contact with the outer wall of the sleeve assembly (3) for cleaning graphite which has not been removed by the collar (41) but has entered the slit of the collar (41).

10. The graphite sample sampling device according to claim 9, characterized in that a plurality of spaced powder outlet holes (45) are formed in the annular wall of the collar (41) at the front end position of the brush ring (43) to prevent graphite entering the collar (41) from forming accumulation.