CN217403881U - Powder sample quantitative sampler - Google Patents
Powder sample quantitative sampler Download PDFInfo
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- CN217403881U CN217403881U CN202220937885.8U CN202220937885U CN217403881U CN 217403881 U CN217403881 U CN 217403881U CN 202220937885 U CN202220937885 U CN 202220937885U CN 217403881 U CN217403881 U CN 217403881U
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Abstract
The utility model discloses a powder sample quantitative sampler relates to sampling device technical field. The quantitative sampling device comprises an outer sleeve, a sampling tube and a quantitative block, wherein the outer sleeve is a tubular object and is sleeved outside the sampling tube to allow the sampling tube to rotate inside the outer sleeve; the sampling tube comprises a bottom plate at the bottom, a partition plate at the side and a top block which are sequentially connected from bottom to top, and a space for accommodating the quantitative block is defined by the adjacent bottom plate, partition plate and top block; the quantitative block is a sector block; the outer sleeve pipe body is provided with a sampling port. The utility model quantitatively measures powder samples with different quantities by adjusting the position of the regulating block on the partition plate, can adopt a magnetic suction mode or a spline clamping mode, and has convenient use, simple operation and strong practicability; the fan-shaped structure of division board is convenient for the not good powder of mobility fully to fill the space, further reforms transform the tip of ration piece, designs into the inclined plane, and the powder of being convenient for is whole to slide in contained angle department, and the sample volume is more accurate, the error that has significantly reduced.
Description
Technical Field
The utility model relates to a sampling device technical field especially relates to a powder sample quantitative sampler.
Background
When the scoop is used for sampling powder samples, on one hand, quantitative sampling cannot be carried out; on the other hand, due to the flowability of the powder, a sample can slide out of the scoop, the sampling amount is uneven every time, and the error is large; and a plurality of samples cannot be taken simultaneously, so that the sampling work is repeated for many times, and the accuracy of the sampling quantity cannot be ensured.
Various sampler structures have been proposed in the prior art, such as a sampler device comprising a main casing and an inner casing provided in the patent application "a powder raw material stratified sampling device for chemical production" (application date: CN201710402475.7), the main casing is provided with sampling grooves, a sampler is arranged in the sampling grooves, a telescopic pipe is connected between each sampling groove, by adjusting the length of the telescopic tube, the material enters the storage tank of the sampler, however in this configuration, because the size and the storage space of the storage groove are fixed, although the length of the device is adjusted by the telescopic pipe, when taking the powdery sample, if the fluidity of the sample is large, the sample may diffuse into the space covered by the cover after entering the storage tank, and the quantification cannot be achieved, for powder with less flowability, the sample may not fill the inside of the storage tank with a rectangular shape, and there is also a sampling error.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a powder sample quantitative sampler not only can realize powder type sample quantitative sampling, and convenient to use can realize taking the effect of single or a plurality of parallel sample simultaneously, the utility model discloses a following technical scheme:
a powder sample quantitative sampler comprises an outer sleeve, a sampling tube and a quantitative block, wherein the outer sleeve is a tubular object and is sleeved on the periphery of the sampling tube to allow the sampling tube to rotate in the outer sleeve; the sampling tube comprises a bottom plate at the bottom, a partition plate at the side surface and a top block which are sequentially connected from bottom to top, and a space for accommodating the quantitative block is defined by the adjacent bottom plate, partition plate and top block; the quantitative block is a sector block; the outer sleeve pipe body is provided with a sampling port.
Preferably, the dividing plate is provided with a scale bar.
Preferably, the top of the top block is connected with a rotating rod, so that an operator can hold, push, pull and rotate the sampling tube conveniently.
Preferably, the adjacent partition plates are intersected to form a sector area, when sampling is carried out, the quantitative block is placed in the sector area formed by the partition plates, the position of the quantitative block on the partition plates is adjusted up and down, and the position of the quantitative block can be determined and adjusted through the scale strips.
The number of the quantitative blocks is at least one.
Preferably, the included angle between the two side edges of the sampling port of the outer sleeve and the connecting line of the axis of the outer sleeve is less than or equal to the included angle between the adjacent partition plates.
Preferably, the angle of the sector of the quantitative block is the same as the included angle of the adjacent partition plate, and the size of the side of the quantitative block is the same as that of the adjacent partition plate, so that the quantitative block can be in close contact with the partition plate, and the powder is prevented from entering a gap between the quantitative block and the partition plate and causing quantitative errors.
Preferably, the quantitative block and the partition plate are mutually fixed in a magnetic attraction or clamping manner; when the quantitative block or the partition plate is fixed by magnetic attraction, at least one of the quantitative block or the partition plate is made of a magnet, and the other of the quantitative block or the partition plate is made of a magnet or metal which is mutually attracted with the magnet.
As another optional matching mode, the quantitative block is in sliding clamping connection with the partition plate through a spline structure.
Preferably, in order to facilitate the insertion of the sampler into the powder for sampling, the bottom of the outer sleeve is provided with a tapered end.
Preferably, for the rotation angle of location sampling tube, set up a locating lever on the top piece of sampling tube, set up location structure on the outer tube top, location structure for set up in the outer tube top with locating lever complex horizontal groove, horizontal groove is two for it is rotatory spacing to locating lever and sampling tube, the contained angle of two horizontal grooves and outer tube center pin line is the same with the contained angle between the adjacent division board.
Furthermore, the top end of the outer sleeve can be provided with angle scale marks so as to mark the rotation angle of the sampling tube.
Preferably, the upper end face and the lower end face of the quantitative block are inclined planes, and the inclined planes shrink from the axis to the outer edge, so that the powder with poor flowability can slide into the position where the quantitative block is contacted with the central shaft of the partition plate, and the sampling error is further reduced.
Preferably, set up a plurality of ration piece in the space that forms between every group adjacent division board, the space between two adjacent ration pieces is powder sample sampling position, can realize the volume of more samples through setting up a plurality of ration pieces and get.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model provides a quantitative sampler for powder samples, which quantitatively measures powder samples with different quantities by adjusting the position of a setting gauge block on a partition plate, can adopt a magnetic suction mode or a spline clamping mode, and has convenient use, simple operation and strong practicability;
2. the fan-shaped structure of the partition plate provided by the utility model is convenient for the powder with poor fluidity to fully fill the space, the end part of the quantitative block is further reformed and designed into an inclined plane, the powder can conveniently slide into the included angle part, the sampling amount is more accurate, and the error is greatly reduced;
3. the utility model provides a toper end is convenient for during the sampler inserts the sample, adopts T type rotary rod be convenient for the rotation operation of sampling tube, adopts the locating lever and with the structural horizontal recess of the last complex of locating lever and the angle scale mark at outer tube top, discern and spacing the rotation angle of sampling tube, make sample connection and ration piece below space correspond, further promote the sampling accuracy.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to constitute a limitation on the invention.
Fig. 1 is a schematic diagram of the overall structure of a powder sample quantitative sampler provided in embodiment 1;
FIG. 2 is a schematic diagram of a powder sample quantitative sampler provided in example 1;
fig. 3 is a schematic view of a connection structure of a quantitative block and a partition plate of a quantitative sampler for powder samples according to the present invention;
FIG. 4 is a schematic view of the structure of the top end of the outer sleeve engaged with the positioning rod;
FIG. 5 is a schematic diagram of a quantitative block of a quantitative sampler for powder samples according to example 2;
fig. 6 is a schematic structural diagram of a quantitative sampler for powder samples provided in example 3.
Wherein, 1-outer sleeve, 2-sampling tube, 3-quantification block;
11-sampling port, 12-conical end, 13-horizontal groove, 14-angle scale mark;
21-bottom plate, 22-partition plate, 23-top block, 24-scale bar, 25-rotating rod, 26-positioning rod.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Example 1: a powder sample quantitative sampler:
as shown in fig. 1, the present embodiment provides a quantitative sampler for powder samples, which includes an outer sleeve 1, a sampling tube 2 and a quantitative block 3, wherein the outer sleeve 1 is a cylindrical tubular object with an inner cavity, and can be sleeved on the outer periphery of the sampling tube 2 to allow the sampling tube 2 to rotate inside;
the sampling tube 2 comprises a bottom plate 21 at the bottom, a partition plate 22 at the side and a top block 23 which are connected in sequence from bottom to top, and a space capable of accommodating the quantitative block 3 is enclosed by the adjacent bottom plate 21, partition plate 22 and top block 23; a scale bar 24 is arranged on the separation plate 22, such as the edge; the top of the top block 23 is connected with a rotating rod 25, and the rotating rod 25 can be T-shaped or other shapes, so that an operator can hold, push, pull and rotate the sampling tube 2 conveniently.
The quantitative block 3 is a fan-shaped block.
As an exemplary embodiment, the partition plate 22 includes four pieces as shown in fig. 1, and adjacent partition plates are intersected to form four fan-shaped areas, and when sampling, the quantitative block 3 is placed in the fan-shaped area formed by the partition plates, and the position of the quantitative block on the partition plate is adjusted up and down, and the position of the quantitative block 3 can be determined and adjusted by the scale bar 24. At least one quantitative block 3 is provided, and as in the structure shown in fig. 1, four quantitative blocks can be provided, and one quantitative block is arranged between adjacent partition plates 22.
A sampling port 11 is arranged on the outer sleeve 1, and the included angle between the two side edges of the sampling port 11 and the axis connecting line of the outer sleeve 1 is less than or equal to the included angle between the adjacent partition plates.
The angle of the sector of the quantifying block 3 is the same as the included angle of the adjacent partition plate 22, the size of the side of the quantifying block 3 is the same as the size of the adjacent partition plate 22, and the size of the adjacent partition plate refers to the distance from the intersection of the partition plates to the edge of the partition plate, so that the quantifying block 3 can be in close contact with the partition plate 22, and the powder is prevented from entering the gap between the quantifying block 3 and the partition plate 22 to cause quantifying errors. As a matching mode, the quantitative block 3 and the partition plate 22 are fixed with each other in a magnetic attraction mode, at least one of the quantitative block 3 or the partition plate 22 is made of a magnet, and the other is made of a magnet or metal which is mutually attracted with the magnet. The magnet herein may refer to iron ore or an object capable of generating a magnetic field.
As another alternative, as shown in fig. 3, the quantitative block 3 and the partition plate 22 are slidably clamped by a spline structure, and as a mechanical structure, other methods may be used for the detachable connection of the two.
In order to facilitate the insertion of the sampler into the powder for sampling, the bottom of the outer sleeve 1 is provided with a tapered end 12.
During the use, place the required position in sampling tube 2 with the scale of quantitative piece 3 reference scale strip 24, the position of placing can be confirmed according to the sample volume of different samples, and can place a quantitative piece 3 in sampling tube 2 and the high position department that the sample connection 11 corresponds, be used for utilizing this quantitative piece 3 to block up the sample connection before the sample, place sampling tube 2 inside outer tube 1, as shown in fig. 2, then insert the sampler in the sample, make the cavity below all quantitative pieces 3 fill powder through rotating rotary rod 25, after all space fills, rotate the sampling tube to sample connection 22 closed position, take out the sampler again. When the sample is poured out, the sampling tube is rotated to a position where the cavity filled with the medicinal powder corresponds to the sampling opening, and the medicinal powder in the cavity at the position is poured out to be used as a sample; and then the sampling tube is rotated to the position of the other cavity corresponding to the sampling port, and the second sample is poured out.
In order to locate the rotation angle of the sampling tube 2, as shown in fig. 4, a positioning rod 26 is arranged on a top block 23 of the sampling tube 2, a positioning structure is arranged at the top end of the outer sleeve 1, the positioning structure is a horizontal groove 13 which is arranged at the top of the outer sleeve 1 and is matched with the positioning rod 26, the number of the horizontal grooves 13 is two, the positioning rod 26 and the sampling tube 2 are limited in rotation, and the included angle between the two horizontal grooves 13 and the connecting line of the central axes of the outer sleeve 1 is the same as the included angle between the adjacent partition plates 22.
Furthermore, an angle scale 14 can be arranged at the top end of the outer sleeve 1 to mark the rotation angle of the sampling tube.
Example 2: powder sample quantitative sampler
The structure of the quantitative block in the embodiment 1 is improved, as shown in fig. 5, the upper end surface and the lower end surface of the quantitative block are inclined surfaces and are contracted from the axis to the outer edge, so that the medicine powder with poor flowability can slide into the position where the quantitative block is contacted with the central shaft of the partition plate, and the sampling error is further reduced. When in use, the position of the quantitative block is determined according to the inclination angle of the quantitative block and the sampling quantity. After the shape of the quantitative block is determined, the position of the quantitative block is in a linear relation with the sampling amount, and the quantitative relation between the position of the quantitative block and the sampling amount can be determined after the same sample can be tested for multiple times.
Example 3: another powder sample quantitative sampler
As a further improvement to the structure of embodiment 1, as shown in fig. 6, the partition plates are three, three spaces are formed, in which the quantitative blocks can be placed, and the included angles between adjacent partition plates may be the same or different, and are determined according to the sampling requirement.
The space formed between every two adjacent partition plates is internally provided with a plurality of quantitative blocks 3, the space between two adjacent quantitative blocks 3 is a powder sample sampling position, more samples can be measured by arranging the quantitative blocks 3, when the quantitative powder sampler is used, the space between the adjacent partition plates in the same column is sealed quantitatively or in other ways, the sampler is placed in the powder sample, the sampling tube is rotated to fill the sample, after the sampling is finished, the sampling port is sealed, and then the sampler is taken out; adjusting the position of the sampling tube to a position where the cavity filled with the medicine powder corresponds to the sampling opening in a rotating and pushing and pulling mode, and pouring out the medicine powder in the cavity at the position to serve as a sample; then, the sampling tube is pushed and pulled to the other cavity in the same row to be aligned with the sampling port, and then the second test is poured out; rotating the sampling tube to the sampling port corresponding to the other row of cavities, and pouring out other samples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A powder sample quantitative sampler is characterized by comprising an outer sleeve, a sampling tube and a quantitative block, wherein the outer sleeve is a tubular object and is sleeved outside the sampling tube to allow the sampling tube to rotate in the outer sleeve; the sampling tube comprises a bottom plate at the bottom, a partition plate at the side surface and a top block which are sequentially connected from bottom to top, and a space for accommodating the quantitative block is defined by the adjacent bottom plate, partition plate and top block; the quantitative block is a fan-shaped block; the outer sleeve pipe body is provided with a sampling port.
2. A powder sample quantitative sampler according to claim 1 wherein the dividing plate is provided with a graduated strip.
3. A powder sample quantitative sampler according to claim 1, wherein the top of the top block is connected with a rotating rod, and the bottom of the outer sleeve is provided with a tapered end.
4. A powder sample quantitative sampler according to claim 1 in which there is at least one metering block.
5. The quantitative sampler for powder samples as claimed in claim 1, wherein the angle between the two side edges of the sampling opening of the outer sleeve and the axis of the outer sleeve is smaller than or equal to the angle between the adjacent partition plates.
6. A powder sample quantitative sampler according to claim 1, wherein the sector angle of the quantitative block is the same as the angle of the adjacent partition plate, and the lateral dimension of the quantitative block is the same as the dimension of the adjacent partition plate.
7. The quantitative powder sample sampler according to claim 1, wherein the quantitative block and the partition plate are fixed to each other in a magnetic attraction or clamping manner;
when the magnet is fixed, at least one of the quantitative block or the partition plate is made of a magnet, and the other is made of a magnet or metal which is mutually attracted with the magnet.
8. The quantitative sampler for powder samples as claimed in claim 1, wherein a positioning rod is disposed on the top block of the sampling tube, and a positioning structure is disposed on the top end of the outer sleeve, the positioning structure is a horizontal groove disposed on the top of the outer sleeve and matching with the positioning rod, the horizontal groove is two pieces, and the included angle between the two pieces of horizontal groove and the connecting line of the central axes of the outer sleeve is the same as the included angle between the adjacent partition plates;
the top end of the outer sleeve is also provided with angle scale marks.
9. The quantitative sampler for powder samples as claimed in claim 1, wherein the upper and lower end surfaces of the quantitative block are inclined surfaces, which are contracted from the axial center to the outer edge.
10. A powder sample quantitative sampler according to claim 1 wherein a plurality of quantitative blocks are provided in the space formed between each set of adjacent partition plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220937885.8U CN217403881U (en) | 2022-04-21 | 2022-04-21 | Powder sample quantitative sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220937885.8U CN217403881U (en) | 2022-04-21 | 2022-04-21 | Powder sample quantitative sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217403881U true CN217403881U (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220937885.8U Active CN217403881U (en) | 2022-04-21 | 2022-04-21 | Powder sample quantitative sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217403881U (en) |
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- 2022-04-21 CN CN202220937885.8U patent/CN217403881U/en active Active
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