CN219015723U - A graphite sample sampling device - Google Patents

Abstract

The utility model relates to the technical field of detection devices, and specifically discloses a graphite sample sampling device, which includes a sampling tube, a plurality of separate material-holding spaces are formed inside the sampling tube, and sampling ports are arranged at intervals on the tube wall corresponding to the material-holding space; A casing assembly is rotatably connected to the outside of the sampling tube, and an opening channel corresponding to the sampling port is opened on the wall of the casing assembly, and the casing assembly is rotated so that the sampling port coincides with the opening channel; the outer sliding sleeve of the casing assembly A powder cleaning component is connected, and the powder cleaning component is in contact with the pipe wall of the sleeve component, and the graphite attached to the outside of the sleeve component is removed by sliding the powder cleaning component up and down. The graphite sample sampling device of the utility model can achieve the purpose of taking samples at different depths and different positions at one time, and each unit sample is effectively isolated to ensure the effectiveness of sample sampling. At the same time, the device has the function of external cleaning.

Description

A 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 technique

Graphite is divided into three types: flake crystal graphite, microcrystalline graphite (earth graphite) and coal impregnated graphite. Among them, due to the special structure of flaky crystal graphite, it is difficult to meet the requirements of mesh number and uniformity in crushing samples with existing conventional equipment, and its uniformity will further affect the accuracy of analysis results. Existing sampling devices for powdery chemical analysis samples generally have only one sampling port, which cannot realize simultaneous sampling of multiple positions in one sampling, and is inefficient and has certain limitations. It is necessary to design a preliminary uniformity test for graphite samples. Timely multi-point positioning method realizes taking samples at different depths and different positions at one time to solve the above problems.

Utility model content

In view of this, the present application provides a graphite sample sampling device, which achieves the effect of taking samples at different depths and different positions at one time through a multi-point positioning method, so as to solve the above technical problems.

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

Sampling tube, the interior of the sampling tube forms a number of separate material-holding spaces, and sampling ports are arranged at intervals on the tube wall corresponding to the material-holding space; the outer rotation of the sampling tube is sleeved with a casing assembly, and the casing wall of the casing assembly is provided with a The opening channel corresponding to the sampling port, rotate the sleeve assembly so that the sampling port coincides with the opening channel; the powder cleaning assembly is slidingly sleeved outside the sleeve assembly, and the powder cleaning assembly is in contact with the tube wall surface of the sleeve assembly. Slide the powder cleaning assembly to remove the graphite adhering to the casing assembly.

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 holding space is a spherical cavity space.

Optionally, the first sampling port, the second sampling port and the third sampling port are square open structures, and the width of the opening exceeds one-third of the outer circumference of the sampling tube, and the corresponding material holding space separated by lateral intervals provided in the sampling tube.

Further, a buffer component to assist rotation is provided between the sleeve assembly and the sampling tube.

Optionally, the buffer component is an outer buffer groove arranged on the outer pipe wall of the sampling tube and an inner buffer groove arranged at a corresponding position on the inner pipe wall of the casing assembly, the outer buffer groove and the inner buffer groove The corrugation is a corrugated structure coupled with each other.

Further, in the gap between the sleeve assembly and the sampling tube, a supporting sealing ring is provided at a position between each sampling port, and the supporting sealing ring is fixedly connected with the sampling tube, and is connected to the surface of the sleeve assembly. touch.

Further, the powder cleaning assembly includes a collar that is in close contact with the bushing assembly, and a disc diffuses outward from the middle of the collar, and the disc is used to block the graphite cleaned by the collar.

Further, at least one recessed installation groove is provided on the inner wall of the collar, and a brush ring is fixed in the installation groove, and the brush ring is in contact with the outer wall of the sleeve assembly for cleaning unused Graphite that is removed by the collar and enters the gap in the collar.

Further, on the ring wall of the collar, at the front end of the brush ring, there are several spaced powder outlet holes to prevent the graphite entering the collar from forming accumulations.

Compared with the prior art, the graphite sample sampling device of the utility model can achieve the purpose of taking samples at different depths and different positions at one time, and the samples of each unit are effectively isolated to ensure the effectiveness of sample sampling. At the same time, the device has the function of external cleaning .

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description It is only an embodiment of the utility model, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

Fig. 1 is the structural representation of the utility model first embodiment;

Fig. 2 is a schematic structural diagram of the frame body in Fig. 1;

Fig. 3 is a structural schematic diagram of the installation connector in Fig. 1;

Fig. 4 is a schematic structural view of the sampling tube in the second embodiment of the present invention.

Among them: 1-sampling tube, 11-first sampling port, 12-second sampling port, 13-third sampling port, 15-outer buffer pattern; 2-handle, 21-anti-slip pattern; 3-sleeve assembly, 31 -The first opening channel, 32-the second opening channel, 33-the third opening channel, 34-conical part; 4-powder cleaning assembly, 41-collar, 42-disc body, 43-brush ring, 45- Powder outlet; 5-support sealing ring; 6-horizontal interval.

Detailed ways

In order to better understand the purpose, structure and function of the present invention, a graphite sample sampling device of the present invention will be further described in detail below in conjunction with the accompanying drawings.

As shown in Figure 1, the graphite sample sampling device of the first embodiment of the utility model includes a sampling tube 1 and a handle 2 integrally formed at its end, which is sleeved outside the sampling tube 1 and is relatively movable with the sampling tube 1 Component 3, and the powder cleaning component 4 which is sleeved outside the sleeve component 3 and is in contact with the outer tube wall of the sleeve component 3 and is relatively movable.

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 at intervals on the tube wall. Correspondingly, a separate storage 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, and the above-mentioned sampling ports are circular sampling ports, and the corresponding storage space It is a spherical cavity space, no dead angle is set, and it is easy to clean. On the outer tube wall of the sampling tube 1 close to the handle 2, there is an outer buffer groove 15 with a corrugated structure, so that the sleeve assembly 3 can rotate axially along the buffer part, and the position can be fixed at any time. The outside of the handle 2 is provided with anti-slip lines 21 for assisting hand grip and facilitating rotation.

The sleeve assembly 3 is cylindrical, and its inner diameter is slightly larger than the outer diameter of the sampling tube 1, so that the gap between the two is small after they are sleeved, and the two can rotate relative to each other with a common central axis. Correspondingly, on the tube 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 at a certain angle, the first opening channel 31. The second opening channel 32 and the third opening channel 33 can correspond to or coincide with the first sampling port 11, the second sampling port 12 and the third sampling port 13 respectively, so that each material holding space can communicate with the outside world. When continuing to rotate or After the sleeve assembly 3 is rotated, the first sampling port 11 , the second sampling port 12 and the third sampling port 13 can be blocked. A tapered portion 34 is provided at the end of the sleeve assembly 3 (sampling insertion end), making it easier for the entire sampling device to enter the sampling position. The inner pipe wall at the other end of the sleeve assembly 3 is provided with inner buffer lines corresponding to the outer buffer lines 15 . The outer tube wall of the sleeve assembly 3 is provided with anti-skid lines 21 for assisting hand grip and facilitating rotation.

In order to prevent the graphite material from entering into other sampling ports through the gap between the casing assembly 3 and the sampling tube 1 during sampling, a support sealing ring 5 fixed in the gap between the casing assembly 3 and the sampling tube 1 is provided between each sampling port. The sealing ring 5 is fixedly connected with the sampling tube 1, and is in surface contact with the sleeve assembly 3, and can play the role of supporting and rotating tracks.

The powder cleaning assembly 4 is an annular structure, which is sleeved outside the sleeve assembly 3 and is used to clean up the residual graphite attached to the outer surface of the sleeve assembly 3 . The powder cleaning assembly 4 includes a collar 41 that is in close contact with the sleeve assembly 3 , and a disk 42 is spread out from the middle of the collar 41 to block the graphite cleaned by the collar 41 . The inner wall of the collar 41 is provided with at least one recessed installation groove, and a brush ring 43 is fixed in the installation groove, and the brush ring 43 is in contact with the outer wall of the sleeve assembly 3 for cleaning that is not removed by the collar 41. And enter the graphite in the collar 41 gap. On the ring wall of the collar 41 at the front end of the brush ring 43, there are several powder outlet holes 45 at intervals, and the powder outlet holes 45 are located at the front end of the disc body 42, so as to prevent the graphite entering the collar 41 from forming accumulations, so that the The graphite cleaned up by the brush ring 43 can enter the disk body 42 through the powder outlet hole 45 in time and be cleaned up.

As shown in Figure 4, it is 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 set to a large open structure, specifically a square open channel, and the opening The channel width is more than one-third of the outer circumference of the pipe wall, which is more convenient for taking and cleaning. The corresponding material holding space does not need to be spherical, but can be set to only set a horizontal interval 6 in the pipe between the sampling ports. The advantage is that The increased space can accommodate more graphite samples without causing inconvenient cleaning problems.

In summary, the graphite sample sampling device of the present utility model adopts a double-layer rotatable sampling tube structure, and realizes the opening of the sampling port by rotating the outer casing assembly, and is equipped with a plurality of mutually independent tubes from top to bottom. After the sampling is completed, the sampling port is closed by rotating the outer sleeve assembly; after the sampling device is taken out from the graphite material, graphite will adhere to the outside of the sleeve assembly. This structure is equipped with a device for cleaning the graphite attached to the sleeve assembly Cleaning powder component, can achieve cleaning effect

It can be understood that the utility model is described through some embodiments, and those skilled in the art know that various changes or equivalents can be made to these features and embodiments without departing from the spirit and scope of the utility model replace. In addition, the features and embodiments may be modified to adapt a particular situation and material to the teachings of the invention without departing from the spirit and scope of the invention. Therefore, the utility model is not limited by the specific embodiments disclosed here, and all embodiments falling within the scope of the claims of the application belong to the protection scope of the utility model.

Claims (10)

1. a graphite sample sampling device, comprising a sampling tube (1), is characterized in that, the inside of the sampling tube (1) forms some independent material holding spaces, and a sampling port (11, 12,13); said sampling tube (1) is externally rotated and sleeved with sleeve assembly (3), and the pipe wall of the sleeve assembly (3) is provided with an opening channel corresponding to the sampling port (11,12,13) ( 31, 32, 33), rotate the sleeve assembly (3), so that the sampling port (11, 12, 13) coincides with the opening channel (31, 32, 33); the outer sliding sleeve of the sleeve assembly (3) A powder cleaning component (4) is connected, and the powder cleaning component (4) is in contact with the tube wall surface of the sleeve component (3). By sliding the powder cleaning component (4) up and down, the external attachment of the sleeve component (3) is removed. of graphite. 2. The graphite sample sampling device according to claim 1, characterized in that the sampling port is divided into a first sampling port (11), a second sampling port (12) and a third sampling port (13). 3. graphite sample sampling device according to claim 2, is characterized in that, described first sampling port (11), the second sampling port (12) and the 3rd sampling port (13) are circular openings, corresponding The material holding space is a spherical cavity space. 4. graphite sample sampling device according to claim 2, is characterized in that, described first sampling port (11), the second sampling port (12) and the 3rd sampling port (13) are square open structure, open The width of the mouth is more than one-third of the circumference of the sampling tube (1), and the corresponding material holding space is separated by a transverse interval (6) arranged on the sampling tube (1). 5 . The graphite sample sampling device according to claim 1 , characterized in that, a buffer component for auxiliary rotation is provided between the sleeve assembly ( 3 ) and the sampling tube ( 1 ). 6 . 6. graphite sample sampling device according to claim 5, is characterized in that, described cushioning member is the outer buffer grain (15) that is arranged on the outer tube wall of described sampling pipe (1) and is arranged on described sleeve pipe The inner buffer grooves at corresponding positions on the inner tube wall of the component (3), the outer buffer grooves (15) and the inner buffer grooves are corrugated structures coupled with each other. 7. The graphite sample sampling device according to claim 6, characterized in that, the gap between the sleeve assembly (3) and the sampling tube (1) is positioned between each sampling port (11, 12, 13) A supporting sealing ring (5) is arranged on it, 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. graphite sample sampling device according to claim 1, is characterized in that, described powder cleaning assembly (4) comprises the collar (41) that closely contacts with described sleeve pipe assembly (3), collar (41) A disk body (42) is diffused outwards from the middle part, and the disk body (42) is used to block the graphite cleaned up by the collar (41). 9. graphite sample sampling device according to claim 8, is characterized in that, the inwall of described collar (41) is provided with at least one recessed mounting groove, is fixed with hairbrush ring (43) in described mounting groove ), the brush ring (43) is in contact with the outer wall of the sleeve assembly (3), and is used for cleaning graphite that has not been removed by the collar (41) and entered the gap of the collar (41) . 10. The graphite sample sampling device according to claim 9, characterized in that, on the ring wall of the collar (41), at the front end position of the brush ring (43), there are several spaced outlets. powder hole (45) to prevent graphite entering said collar (41) from forming a buildup.

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