CN211697096U - Sampling device and powder automatic check out system - Google Patents
Sampling device and powder automatic check out system Download PDFInfo
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- CN211697096U CN211697096U CN202020350460.8U CN202020350460U CN211697096U CN 211697096 U CN211697096 U CN 211697096U CN 202020350460 U CN202020350460 U CN 202020350460U CN 211697096 U CN211697096 U CN 211697096U
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Abstract
The utility model provides a sampling device and powder automatic check out system for direct sampling in the pipeline detects, including first feeding agencies, powder buffer memory mechanism and second feeding agencies. First feeding pipe, first control valve and first material components are drawn to first feeding mechanism includes, powder buffer memory mechanism includes buffer memory storehouse and blast pipe. In first get the material subassembly and inhale the buffering storehouse with the powder in the pipeline through first inlet pipe, the blast pipe can be with in the pipeline of gaseous discharge in the buffering storehouse. The second material taking mechanism is used for sampling and inspecting the powder in the buffer bin. The problems that pipelines are easy to block during sampling, the cleaning process is complex, explosion-proof tightness is easy to damage, and blanking is not uniform during sample measurement in the prior art are effectively solved. The automatic blanking device has the advantages of realizing smooth and unblocked sampling, realizing uniform blanking during sample measurement, effectively improving the detection efficiency, increasing the accuracy, repeatability and stability of detection results and having very high practical value.
Description
Technical Field
The utility model relates to a powder sampling test field especially relates to a sampling device and powder automatic check out system.
Background
The existing sampling device is easy to block pipelines during sampling, and due to the fact that part of powder factory processing technology is immature, when the material taking device is blocked, a gas back-blowing material suction pipe needs to be introduced or the device is detached and cleaned. The disassembly and assembly process is complex, repeated disassembly can affect the tightness of the explosion-proof device, the explosion-proof grade is reduced, and the field production progress can also be affected. In addition, the powder flow in the pipeline is irregular, so that the sample extracted during sample measurement is not uniformly dropped, and the accuracy of the test result is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the utility model discloses an easily block up the pipeline when solving among the prior art sampling device sample, clean technology is complicated, the inhomogeneous problem of blanking when the explosion-proof seal of easy destruction and survey appearance, a sampling device and powder automatic check out system is provided, through increasing one-level extracting mechanism and buffer bin, large granule powder block up the device pipeline has been avoided, it is smooth and easy to have to get the material, the even advantage of blanking when unblocking and surveying appearance, detection efficiency has effectively been improved, the accuracy of testing result has been increased, repeatability, stability.
The utility model discloses a solve the concrete technical scheme that above-mentioned technical problem adopted and be: a sampling device is used for directly sampling in a pipeline and comprises a first material taking mechanism, a powder caching mechanism and a second material taking mechanism.
First feeding pipe, first control valve and first material subassembly of getting are drawn to first feeding mechanism includes first feeding pipe, first control valve and first material subassembly, first feeding pipe is connected on the pipeline, first control valve is installed on the first feeding pipe, the one end that the pipeline was kept away from to first feeding pipe is installed first material subassembly of getting.
The powder caching mechanism comprises a caching bin and an exhaust pipe, an inlet at the upper end of the caching bin is connected with the lower end of the first material taking assembly, one end of the exhaust pipe is connected with the caching bin, and the other end of the exhaust pipe is connected with the pipeline.
One end of the second material taking mechanism is connected with an outlet at the lower end of the cache bin, and the other end of the second material taking mechanism is connected to the pipeline and used for sampling and inspecting powder in the cache bin.
Optionally, the second feeding pipe, second discharging pipe, second control valve and second are got material subassembly to the second feeding mechanism, the one end of second feeding pipe is connected the buffering storehouse, and the subassembly is got to the second to the other end connection second, the one end of second discharging pipe is connected the export of second feeding mechanism, the other end is connected on the pipeline, the second control valve is installed on the second discharging pipe.
Optionally, be equipped with filtering component in the buffer storage storehouse, filtering component includes baffle and filter screen, the baffle is installed on the lower wallboard in buffer storage storehouse, the filter screen is installed the upper end of baffle.
Further, the filter assembly is detachably mounted in the buffer bin.
Optionally, the lower part of the buffer bin is provided with a large particle buffer bin and a small particle buffer bin which are separated by the partition plate.
Furthermore, the large particle buffer bin and the small particle buffer bin are both cone structures, and the tips of the large particle buffer bin and the small particle buffer bin are arranged below the cone structures.
Further, the bottom of the large particle buffer bin is provided with a closable discharge hole.
Optionally, a buffer plate is arranged in the buffer bin close to the inlet at the upper end.
Optionally, the first material taking mechanism comprises a venturi tube with a minimum aperture of 8-12mm, and the second material taking mechanism comprises a venturi tube with a minimum aperture of 2 mm.
The automatic powder detection system comprises the sampling device and a detection assembly, wherein the detection assembly is used for receiving and detecting the powder taken out by the second material taking mechanism, and the detected powder returns to the pipeline.
As described above, compared with the closest prior art, the present invention has at least the following beneficial effects:
1. by adding the first-stage material taking mechanism and the buffer bin, material taking is smooth, and a material taking pipeline is not blocked;
2. the large particle powder is filtered and separated, and the filtering component can be detached and cleaned, so that the tightness of the device is not influenced;
3. concentrate the powder in the tiny particle buffer storehouse, sufficient material of inhaling during the survey sample, the blanking is even to be passed through determine module, increases the accuracy, the repeatability, the stability of testing result.
Drawings
Fig. 1 shows a schematic structural diagram of the present invention.
Description of the element reference numerals
The pipeline 1, 2 first feeding agencies, 3 powder buffer memory mechanisms, 4 second feeding agencies, 21 first inlet pipes, 22 first control valves, 23 first get material subassembly, 31 buffer storehouse, 32 blast pipes, 33 filter components, 34 buffer boards, 35 ground connection subassembly, 311 large granule buffer storehouse, 312 small granule buffer storehouse, 313 discharge holes, 331 baffle, 332 filter screen, 41 second inlet pipes, 42 second discharging pipes, 43 second control valves, 44 second get material subassembly.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The following examples are for illustrative purposes only. The various embodiments may be combined, and are not limited to what is presented in the following single embodiment.
In the present embodiment, the first and second electrodes are,
referring to fig. 1, the present invention provides a sampling device for directly sampling in a pipeline 1, comprising a first material fetching mechanism 2, a powder caching mechanism 3 and a second material fetching mechanism 4.
The first material taking mechanism 1 comprises a first feeding pipe 21, a first control valve 22 and a first material taking assembly 23, wherein the first feeding pipe 21 is connected to the pipeline 1, the first control valve 22 is installed on the first feeding pipe 21, and the first control valve 22 can be opened or closed to control feeding of the first feeding pipe 21. The first material taking assembly 23 is installed at one end, away from the pipeline 1, of the first material feeding pipe 21.
Powder buffer memory mechanism 3 includes buffer memory storehouse 31 and blast pipe 32, the upper end import of buffer memory storehouse 31 with the export of first material subassembly 23 is connected, blast pipe 32 one end is connected buffer memory storehouse 31, the other end with pipeline 1 is connected.
During operation, adopt great jet pump to inhale the material among the first material subassembly 23 of getting, will through the negative pressure powder process in the pipeline 1 first inlet pipe 21 inhales in the buffer storage 31, because pressure is higher, the powder of great granule also can be through the pipeline of device, can not produce the jam condition.
The blast pipe 32 will the buffering storehouse 31 with pipeline 1 is connected, can with gaseous direct the emission in the buffering storehouse 31 in the pipeline 1, guarantee buffering storehouse 31 and entire system keep airtight state, avoid cause because of pressure is too big in the buffering storehouse 31 first get the unable normal behavior of material subassembly 23. The design is also suitable for the explosion-proof environment, and the explosion-proof effect can be achieved.
In whole working process, adopt great jet pump to inhale the material among the first material subassembly 23 of getting, because the aperture is great, great granule powder also can be through the pipeline of device, can not produce the jam, no longer need let in gaseous blowback pipeline or dismantle cleanly, can improve detection efficiency. And adopt the structure of buffering storehouse to inhale the powder and carry out buffer storage, through the mode of second grade feeding, make the powder blanking of detection even, can improve the accuracy of testing result.
In the present embodiment, the first and second electrodes are,
referring to fig. 1, a filter assembly 33 is disposed in the buffer storage 31, the filter assembly 33 includes a partition 331 and a filter screen 332, the partition 331 is mounted on a lower wall plate of the buffer storage 31, and the filter screen 332 is mounted at an upper end of the partition 331. The filtering component 33 and the caching bin 31 are connected in a clamping groove mode, and overhauling and replacement are convenient.
After the powder enters the buffer bin 31, the filter screen 332 is used to filter the powder with larger particles, in this embodiment, a 10-mesh stainless steel filter screen is used, and the filtered powder enters the second material taking mechanism 4 again. By the design, larger particles of powder can be prevented from entering the pipeline of the second material taking mechanism 4 to cause blockage, so that materials can be taken smoothly, and the detection efficiency can be improved.
In the present embodiment, the first and second electrodes are,
referring to fig. 1, a large particle buffer bin 311 and a small particle buffer bin 312 are disposed at a lower portion of the buffer bin 31, and the large particle buffer bin 311 and the small particle buffer bin 312 are separated by the partition 331, so as to facilitate collection of different particle powders. After the powder of smaller granule is in concentrate in the granule buffering storehouse 312, can guarantee second feeding agencies 44 capacity inhales the material, guarantees to have sufficient sample that awaits measuring, and the blanking is even during the detection, can increase the accuracy, the repeatability, the stability of testing result.
The large particle buffer bin 311 and the small particle buffer bin 312 both adopt a cone structure, and the tip end is arranged below. This structure is not only beneficial to discharge after the powder of bigger granule is collected, also is beneficial to gathering the powder of smaller granule, is convenient for second feeding agencies 44 is the abundant material of inhaling.
In the present embodiment, the first and second electrodes are,
referring to fig. 1, the bottom of the large particle buffer bin 311 is provided with a discharge hole 313, in this embodiment, a one-inch pipe is selected and is turned with an external thread, and the external thread is partially exposed out of the bin body of the large particle buffer bin 311 and is provided with a plug. When the long-pending material was too much in the large granule buffer bin 311, opened the plug, utilized gas pressure discharges the powder of great granule in the buffer bin 31, and this kind of design is convenient for regularly clear up large granule buffer bin 311 prevents that the storehouse is interior to be long-pending material too much.
In the present embodiment, the first and second electrodes are,
referring to fig. 1, a buffer plate 34 is disposed at an inlet of the buffer bin 31, and when the powder is sucked into the buffer bin 31 along with the gas, the powder first collides with the buffer plate 34 and then is filtered. The design can absorb the kinetic energy of the powder when the powder is sprayed out along with the gas, reduce the impact force of the powder particles on the filter assembly 33 and prolong the service life of the filter assembly 33.
In the present embodiment, the first and second electrodes are,
referring to fig. 1, a venturi tube with a minimum aperture of 8-12mm is selected from the first material taking assembly, and powder in the pipeline 1 is sucked into the buffer bin 31 through negative pressure, so that powder containing larger particles can pass through smoothly without blockage. The venturi with the minimum aperture of 2mm is selected from the second material taking assembly, so that the use of field air pressure is not affected.
In addition, the shell of the buffer bin 31 is provided with a grounding column 35 as a grounding assembly, and the grounding assembly is reliably grounded through a grounding wire, so that the shell of the device is prevented from generating static electricity, and the stored substances in the bin body are prevented from spontaneous combustion and the whole factory area is prevented from explosion.
In the present embodiment, the first and second electrodes are,
referring to fig. 1, the embodiment provides an automatic powder detection system, which includes the sampling device and the detection assembly, the powder taken out from the small particle buffer bin 312 by the second sampling mechanism 4 enters the detection assembly for detection, and the detected powder returns to the pipeline 1 through the second discharge pipe 42.
In conclusion, the utility model has simple structure and convenient operation, realizes smooth powder taking and no pipeline blockage under the explosion-proof environment, and improves the detection efficiency; and the blanking is even to pass through the detection assembly during detection, so that the accuracy, the repeatability and the stability of the detection result are improved. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A sampling device for sampling directly in a pipeline, comprising:
a first material taking mechanism is arranged on the upper portion of the material taking mechanism,
the first material taking mechanism comprises a first feeding pipe, a first control valve and a first material taking assembly,
the first feeding pipe is connected to the pipeline, the first control valve is installed on the first feeding pipe, and the first material taking assembly is installed at one end, far away from the pipeline, of the first feeding pipe;
a powder buffer storage mechanism is arranged on the powder body,
the powder caching mechanism comprises a caching bin and an exhaust pipe,
an inlet at the upper end of the buffer bin is connected with the lower end of the first material taking assembly, one end of the exhaust pipe is connected with the buffer bin, and the other end of the exhaust pipe is connected with the pipeline;
a second material taking mechanism is arranged on the lower portion of the material taking mechanism,
one end of the second material taking mechanism is connected with an outlet at the lower end of the cache bin, and the other end of the second material taking mechanism is connected to the pipeline and used for sampling and inspecting powder in the cache bin.
2. The sampling device of claim 1,
the second material taking mechanism comprises a second material feeding pipe, a second material discharging pipe, a second control valve and a second material taking assembly,
the one end of second inlet pipe is connected the buffer bin, and the second is connected to the other end and is got the material subassembly, the one end of second discharging pipe is connected the export of second feeding agencies, and the other end is connected on the pipeline, the second control valve is installed on the second discharging pipe.
3. The sampling device of claim 2, wherein a filter assembly is arranged in the buffer bin, the filter assembly comprises a partition plate and a filter screen, the partition plate is mounted on a lower wall plate of the buffer bin, and the filter screen is mounted at the upper end of the partition plate.
4. A sampling device according to claim 3 wherein the filter assembly is removably mounted within the buffer bin.
5. The sampling device according to claim 3, characterized in that the lower part of the buffer bin is provided with a large particle buffer bin and a small particle buffer bin which are separated by the partition.
6. The sampling device of claim 5, wherein the large particle buffer bin and the small particle buffer bin are both cone structures with the tip down.
7. The sampling device of claim 6, wherein the bottom of the large particle buffer bin is provided with a closable drain hole.
8. A sampling device according to any one of claims 1 to 7 wherein a baffle plate is provided within the buffer chamber adjacent the upper inlet.
9. A sampling device according to any one of claims 1 to 7 wherein the first take off mechanism comprises a venturi with a minimum orifice diameter of 8 to 12mm and the second take off mechanism comprises a venturi with a minimum orifice diameter of 2 mm.
10. An automatic powder detection system, which is characterized by comprising the sampling device according to any one of claims 1 to 7, and further comprising a detection assembly, wherein the detection assembly is used for receiving and detecting the powder taken out by the second material taking mechanism, and the detected powder returns to the pipeline.
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| CN202020350460.8U CN211697096U (en) | 2020-03-19 | 2020-03-19 | Sampling device and powder automatic check out system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123656A (en) * | 2022-08-22 | 2022-09-30 | 王宝玲 | Soil sample storage device for monitoring cultivated soil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123656A (en) * | 2022-08-22 | 2022-09-30 | 王宝玲 | Soil sample storage device for monitoring cultivated soil |
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