CN220170594U - Quantitative sampling device - Google Patents
Quantitative sampling device Download PDFInfo
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- CN220170594U CN220170594U CN202321073700.4U CN202321073700U CN220170594U CN 220170594 U CN220170594 U CN 220170594U CN 202321073700 U CN202321073700 U CN 202321073700U CN 220170594 U CN220170594 U CN 220170594U
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- 238000005070 sampling Methods 0.000 title claims abstract description 59
- 239000000463 material Substances 0.000 claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000007599 discharging Methods 0.000 claims description 31
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000005303 weighing Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a quantitative sampling device, which comprises a charging barrel for storing materials; and a material pipe for conveying materials into the material cylinder; the quantitative sampling device also comprises a driving mechanism for driving the material pipe to move along the vertical direction relative to the material cylinder; the drive mechanism is configured to move the tube to adjust the length of the tube extending into the barrel. The quantitative sampling device can realize the automation of quantitative grain sampling, and greatly improve the sampling efficiency of grain samples.
Description
Technical Field
The utility model relates to the technical field of automation equipment. And more particularly to a quantitative sampling device.
Background
At present, a tripod type or transverse grid type sample divider is generally adopted for quantitatively sampling samples in grain inspection and test, and the samples to be inspected are repeatedly divided and then weighed by an electronic scale to obtain the required number of samples. The manual sampling mode has the defects of low efficiency, long period and the like, and has the problems of serious dust pollution, large workload of inspection staff and easy fatigue during long-time work.
Disclosure of Invention
In order to solve the problems, the utility model provides the quantitative sampling device which can realize the automation of quantitative sampling of grains and greatly improve the sampling efficiency of grain samples.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the present utility model provides a quantitative sampling device, comprising:
a barrel for storing material; and
a material pipe for conveying materials into the material cylinder;
the quantitative sampling device also comprises a driving mechanism for driving the material pipe to move along the vertical direction relative to the material cylinder;
the drive mechanism is configured to move the tube to adjust the length of the tube extending into the barrel.
Preferably, the material pipe comprises a vertical pipe arranged along the vertical direction and a downward inclined pipe; the inclined tube is communicated with the vertical tube.
Preferably, the driving mechanism comprises a driving motor, a screw rod arranged along the vertical direction and a sliding piece arranged on the screw rod;
the screw is combined and fixed with a rotating shaft of the driving motor; the sliding piece can move on the screw rod along the vertical direction; the material pipe is combined and fixed with the sliding piece.
Preferably, the quantitative sampling device further comprises a supporting frame for supporting the charging barrel;
a discharge opening is formed on the bottom surface of the charging barrel; the support frame is provided with a through hole corresponding to the discharge opening in position;
and a discharging plugboard for blocking the discharging opening is arranged between the discharging opening and the through hole.
The preferred scheme is that a moving mechanism for driving the discharging plugboard to move along the horizontal direction is arranged on the supporting frame;
the motion mechanism is a driving cylinder arranged along the horizontal direction; the discharging plugboard is combined and fixed with a cylinder rod of the driving cylinder.
Preferably, the charging barrel comprises a barrel cover; an opening through which the feed pipe penetrates is formed in the cylinder cover; the driving mechanism is combined and fixed on the cylinder cover.
Preferably, the quantitative sampling device further comprises a control system; the driving mechanism and the moving mechanism are electrically connected with the control system.
Preferably, the plane of the discharge hole of the material pipe is not higher than the plane of the top surface of the material cylinder.
Preferably, when the material capacity of the charging barrel is increased, the driving mechanism drives the material pipe to move upwards relative to the charging barrel in the vertical direction;
when the material capacity of the material cylinder is reduced, the driving mechanism drives the material pipe to move downwards relative to the material cylinder along the vertical direction.
Preferably, the quantitative sampling device further comprises a distance measuring sensor for acquiring the movement distance of the material pipe.
The beneficial effects of the utility model are as follows:
according to the utility model, through the cooperation of the charging barrel, the material pipe and the driving mechanism, the driving mechanism is utilized to drive the material pipe to vertically move, so that the length of the material pipe extending into the charging barrel is adjusted, and the capacity of the charging barrel for storing materials is changed; the vertical position of the material pipe can be adjusted by utilizing the driving mechanism according to different grain volume weights so as to increase or decrease the volume of the material barrel to measure the needed grain sample. The quantitative sampling device has the advantages of compact structure, simple operation and high automation degree, and can realize the automation of grain feeding, sampling and discharging, thereby greatly improving the sampling efficiency of grain samples and the overall working efficiency.
Drawings
The following describes the embodiments of the present utility model in further detail with reference to the drawings.
Fig. 1 is a schematic view of the overall structure of the present utility model.
FIG. 2 is a schematic diagram showing the quantitative sampling conditions according to the present utility model.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
At present, the main mode of quantitative sampling of a sample for grain inspection is that an inspector collects the sample and performs manual sample separation by using a mechanical sample separation instrument. During sample separation, a grain sample with a certain weight is poured into a sample separator, the grain is divided into two parts, the sample separation is repeated for one part, the operation is repeated until the required sample weight is reached, and then the partitioned sample is weighed. The sample dividing and sampling mode has low efficiency, long period, serious dust pollution and large workload of inspection staff.
In order to solve the problems of low efficiency, long period and the like of the existing manual sampling mode. The present utility model provides a quantitative sampling device, as shown in fig. 1 to 2, specifically, the quantitative sampling device includes: a cartridge 8 for storing material; and a pipe for conveying material into the barrel 8; the quantitative sampling device further comprises a driving mechanism 12 for driving the material pipe to move along the vertical direction relative to the material cylinder 8; the drive mechanism 12 is configured to move the tube to adjust the length of the tube extending into the cartridge 8 to vary the volume of the cartridge by lifting and lowering the tube. It should be noted that, the plane of the discharge port of the material pipe is not higher than the plane of the top surface of the material barrel 8, so as to ensure that the materials flowing out from the discharge port can completely and accurately enter the material barrel 8; when the material capacity of the charging barrel 8 needs to be increased, the driving mechanism 12 drives the material pipe to move upwards relative to the charging barrel 8 in the vertical direction; when it is desired to reduce the material capacity of the cartridge 8, the drive mechanism 12 drives the feed tube downwardly in a vertical direction relative to the cartridge 8. The quantitative sampling device can integrate feeding, residual grain removal, sample weighing and discharging functions together, and is made into a set of weighing equipment consisting of a charging barrel, a charging pipe, a driving mechanism, a discharging plugboard, a ranging sensor, a control system and the like. The quantitative sampling device has the characteristics of automatic feeding, discharging of residual grains, automatic adjustment of the volume of the storage cylinder, automatic discharging, automatic lifting ranging, compact structure, simple operation, high automation and high working efficiency.
According to the utility model, the quantitative sampling function is realized by utilizing the mode that grains fall into the charging barrel 8 through the vertical pipe 1, are piled up and rise, and overflow excessive grains through the inclined pipe 2, and the function of realizing variable volume sampling by adjusting the storage volume of the charging barrel 8 through adjusting the height of the discharging hole, and the purposes of reducing the volume of the device and improving the sampling precision through adopting a design mode of a large charging barrel fine material pipe are realized, so that samples with different weights can be collected according to the sampling requirements of detection and test without manual work are realized.
According to the quantitative sampling device, different materials can be quantitatively sampled according to the requirements, the height parameters of the discharge hole of the material pipe corresponding to the volume of the material cylinder 8 required by different materials are measured, and the quantitative sampling function is realized through the height of the discharge hole; the sampling function of obtaining materials with different volumes from the same material is realized by adjusting the height of the discharge hole.
According to the utility model, through the principle that the material in the charging barrel 8 rises to block the discharge hole, the charging barrel storage and the charging pipe discharging are realized, so that the quantitative sampling precision can be improved and the volume of the device can be reduced.
In the above embodiment, in order to realize the removal of the excessive grains, the material pipe comprises a vertical pipe 1 arranged along the vertical direction and a downward inclined pipe 2; the inclined pipe 2 is communicated with the vertical pipe 1; the material pipe comprises a feed inlet, a discharge outlet and a diversion port, wherein the feed inlet is formed at the top end of the vertical pipe 1, the discharge outlet is formed at the bottom end of the vertical pipe 1, and the diversion port is formed on the inclined pipe 2; the flow guiding port on the inclined tube 2 can be used for removing redundant grains; through the arrangement, the automatic feeding and the effect of removing redundant grain samples are realized, specifically, grain samples to be weighed are firstly prepared, the grain is led into the charging barrel 8 through the feeding hole and the discharging hole, the grain is continuously piled up, the grain in the charging barrel is not continuously piled up after being piled up with the charging barrel 8, and the grain begins to flow out of the guide hole completely, and the feeding stage is finished.
Regarding the specific structure of the driving mechanism 12, the driving mechanism 12 includes a driving motor 5, a screw 7 disposed in the vertical direction, and a slider 4 disposed on the screw 7; the screw rod 7 is combined and fixed with the rotating shaft of the driving motor 5; the slider 4 is movable in a vertical direction on a screw 7; the tube is fixed in combination with the slider 4. After the grain variety is changed, the height of the material pipe needs to be adjusted. The feed cylinder 8 is located the material pipe below, actuating mechanism 12 is located material pipe one side, actuating mechanism 12 is fixed with feed cylinder 8, when the material pipe needs to be adjusted, actuating mechanism 12 starts the work, driving motor 5 drives screw rod 7 and rotates, thereby drive slider 4 along vertical direction motion, slider 4 drives the material pipe and rises, the motion of going up and down, distance measurement sensor begins to record the displacement when the material pipe moves and feeds back control system 11, control system 11 sends out the stop signal that targets in place after meeting the requirement, the material pipe lift motion stops, the adjustment is accomplished.
In a specific embodiment, the quantitative sampling device further comprises a support frame 10 for supporting the cartridge 8; a discharge opening is formed on the bottom surface of the charging barrel 8; the supporting frame 10 is provided with through holes corresponding to the discharge openings; and a discharging plugboard 9 for blocking the discharging opening is arranged between the discharging opening and the through hole.
Further, a moving mechanism 13 for driving the discharging plugboard 9 to move along the horizontal direction is arranged on the supporting frame 10; the motion mechanism 13 is a driving cylinder arranged along the horizontal direction; the discharging plugboard 9 is combined and fixed with a cylinder rod of the driving cylinder.
Through the arrangement, when grain samples are not fed, feeding and weighing are completed, the discharging plugboard 9 is opened, grains in the charging barrel 8 flow into the receiving device, the receiving device is located below the supporting frame 10 and corresponds to the position of the through hole, and when the residual grains in the charging barrel 8 are completely discharged to the receiving device, the discharging plugboard 9 is closed, and then discharging is completed.
In a specific embodiment, the quantitative sampling device further comprises a control system 11; the driving mechanism 12 and the moving mechanism 13 are electrically connected with the control system 11; the control system 11 can control the driving mechanism 12 to drive the material pipe to vertically move, and control the moving mechanism 13 to drive the discharging plugboard 9 to horizontally move.
In one embodiment, the cartridge 8 comprises a cap; an opening through which the feed pipe penetrates is formed in the cylinder cover; the driving mechanism 12 is combined and fixed on the cylinder cover through the fixing frame 6; the limiters 3 are respectively arranged on the upper side and the lower side of the fixed frame and used for limiting the travel of the sliding piece 4; the driving motor 5 is arranged on the fixing frame 6, the fixing frame 6 is fixed on the cylinder cover, the discharging plugboard 9 is positioned on the supporting frame 10, and the supporting frame 10 is fixed below the charging cylinder 8.
In order to accurately acquire the moving distance of the material pipe in the vertical direction, the quantitative sampling device further comprises a ranging sensor for acquiring the moving distance of the material pipe; the ranging sensor is electrically connected with the control system.
The working flow of the quantitative sampling device of the utility model is as follows: the discharging plugboard 9 is in a closed state, and grains to be weighed are gradually put into the material pipe; the vertical pipe 1 starts to continuously and gradually discharge grains into the charging barrel 8; when grains in the charging barrel 8 are continuously piled up to block the discharge hole, the grains do not flow into the charging barrel 8 any more, at this time, the grains can start to be piled up upwards in the vertical pipe 1 until the piling height reaches the junction of the inclined pipe 2 and the vertical pipe 1, excessive grains can overflow from the inclined pipe 2 until the grains to be quantified are completely discharged, the excessive grains do not overflow from the inclined pipe 2 any more, the control system 11 sends out an opening signal, the discharging plugboard 9 is opened under the driving of the driving cylinder, so that the grains in the charging barrel 8 and the vertical pipe 1 are discharged into the receiving container below the supporting frame 10, and thus, the quantitative sampling and collecting flow of the grains of a complete sample is finished.
When the grain of the next variety is replaced or the measuring range of the grain of the same variety is changed, after corresponding parameters of the control system 11 are adjusted, the control system 11 sends out control signals, the driving motor 5 receives the signals and starts to rotate forward (or reversely) to drive the sliding part 4 to ascend (or descend), the sliding part 4 drives the material pipe to ascend (or descend) so as to adjust the height of the material outlet until the material outlet reaches the designated height, and thus, the grain capacity of the charging barrel 8 is adjusted, and the variable capacity sampling function of the quantitative sampling device is realized.
In summary, according to the utility model, through the cooperation of the material cylinder, the material pipe and the driving mechanism, the driving mechanism is utilized to drive the material pipe to vertically move, so as to adjust the length of the material pipe extending into the material cylinder, and further change the capacity of the material cylinder when storing materials; the vertical position of the material pipe can be adjusted by utilizing the driving mechanism according to different grain volume weights so as to increase or decrease the volume of the material barrel to measure the needed grain sample. The quantitative sampling device has the advantages of compact structure, simple operation and high automation degree, and can realize the automation of grain feeding, sampling and discharging, thereby greatly improving the sampling efficiency of grain samples and the overall working efficiency.
It should be understood that the foregoing examples of the present utility model are provided merely for clearly illustrating the present utility model and are not intended to limit the embodiments of the present utility model, and that various other changes and modifications may be made therein by one skilled in the art without departing from the spirit and scope of the present utility model as defined by the appended claims.
Claims (10)
1. A quantitative sampling device, comprising:
a barrel for storing material; and
a material pipe for conveying materials into the material cylinder;
the quantitative sampling device also comprises a driving mechanism for driving the material pipe to move along the vertical direction relative to the material cylinder;
the drive mechanism is configured to move the tube to adjust the length of the tube extending into the barrel.
2. The quantitative sampling device according to claim 1, wherein the material pipe comprises a vertical pipe and a downward inclined pipe; the inclined tube is communicated with the vertical tube.
3. The quantitative sampling device according to claim 1, wherein the driving mechanism comprises a driving motor, a screw arranged in a vertical direction, and a slider arranged on the screw;
the screw is combined and fixed with a rotating shaft of the driving motor; the sliding piece can move on the screw rod along the vertical direction; the material pipe is combined and fixed with the sliding piece.
4. The quantitative sampling device of claim 1, further comprising a support frame to support the cartridge;
a discharge opening is formed on the bottom surface of the charging barrel; the support frame is provided with a through hole corresponding to the discharge opening in position;
and a discharging plugboard for blocking the discharging opening is arranged between the discharging opening and the through hole.
5. The quantitative sampling device according to claim 4, wherein the support frame is provided with a movement mechanism for driving the discharging plugboard to move along the horizontal direction;
the motion mechanism is a driving cylinder arranged along the horizontal direction; the discharging plugboard is combined and fixed with a cylinder rod of the driving cylinder.
6. The quantitative sampling device of claim 1, wherein the cartridge comprises a cap; an opening through which the feed pipe penetrates is formed in the cylinder cover; the driving mechanism is combined and fixed on the cylinder cover.
7. The quantitative sampling device of claim 5, further comprising a control system; the driving mechanism and the moving mechanism are electrically connected with the control system.
8. The quantitative sampling device of claim 1, wherein the plane of the discharge port of the tube is no higher than the plane of the top surface of the cartridge.
9. The quantitative sampling device of claim 1, wherein the drive mechanism drives the feed tube to move upward in a vertical direction relative to the cartridge when increasing the material capacity of the cartridge;
when the material capacity of the material cylinder is reduced, the driving mechanism drives the material pipe to move downwards relative to the material cylinder along the vertical direction.
10. The quantitative sampling device of claim 1, further comprising a ranging sensor to obtain a distance of movement of the tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321073700.4U CN220170594U (en) | 2023-05-06 | 2023-05-06 | Quantitative sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321073700.4U CN220170594U (en) | 2023-05-06 | 2023-05-06 | Quantitative sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220170594U true CN220170594U (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321073700.4U Active CN220170594U (en) | 2023-05-06 | 2023-05-06 | Quantitative sampling device |
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| Country | Link |
|---|---|
| CN (1) | CN220170594U (en) |
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2023
- 2023-05-06 CN CN202321073700.4U patent/CN220170594U/en active Active
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