CN201795995U - On-line continuous sampling and detecting device for water content of grains - Google Patents
On-line continuous sampling and detecting device for water content of grains Download PDFInfo
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- CN201795995U CN201795995U CN2010205249075U CN201020524907U CN201795995U CN 201795995 U CN201795995 U CN 201795995U CN 2010205249075 U CN2010205249075 U CN 2010205249075U CN 201020524907 U CN201020524907 U CN 201020524907U CN 201795995 U CN201795995 U CN 201795995U
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Abstract
The utility model relates to an on-line continuous sampling and detecting device for the water content of grains, which comprises a sampling head, a connecting hard pipe, a grain face connecting and boosting device, a connecting flexible pipe, a grain sucking chamber, a dust filtering air net, an air inducing device, an air closing device of an impeller, a driving device of the air closing device, a discharging pipe, a water content sensor and a display control device; the sampling head is sequentially and fixedly connected with a feed port of the grain sucking chamber by the connecting hard pipe, the grain face connecting and boosting device and the connecting flexible pipe, the grain sucking chamber is connected with the air inducing device, the dust filtering air net is arranged between the grain sucking chamber and the air inducing device, the air closing device of the impeller is connected onto a discharge port of the grain sucking chamber, the driving device of the air closing device is connected onto the air closing device of the impeller, the position of an outlet of the air closing device of the impeller is connected with the discharging pipe, the position of the inner wall of the discharging pipe is provided with the water content sensor in a penetrating way, and the display control device is respectively and electrically connected with the water content sensor, the driving device of the air closing device and the air inducing device by a cable; and the utility model can continuously detect the water content of the grains of each layer at real time and reduces the detection error.
Description
Technical field
The utility model relates to the grain sampling detecting device, relates in particular to a kind of grain moisture content on-line continuous sample pick-up unit.
Background technology
For carrying out the related work of grain purchases, storage and processing, the grain industry has been developed plurality of cereals sample and moisture content detection device, but these devices all are respectively independently, or be directed to the some sampler of the static stacking state of grain, or at the online sample device of grain feed status, moisture content index then needs to detect separately behind the sample.By existing standard and job requirement, grain depot is before and after great grain storage operation such as ventilate, stifling and all will carry out the water content detection of grain heap in the routine inspection, because sample point is obtained at random, data discrete, if will judge grain heap overall moisture must detect in a large amount of samplings, with the representativeness of assurance detection data, so workload is very big, and efficient is not high.Inner each layer moisture of continuous coverage situation does not still have suitable device when the grain heap is static.
In recent years, in grain purchases work, the grain source that peasant or grain economy people pay is complicated, adds top and hands over the grain people to have subjective malignant, and each layer of grain moisture of paying sometimes differs, the position moisture figure severe overweight that has in the grain layer.Adopt existing sampling and pick-up unit, be subjected to the influence of sample and water content detection instrument using method, testing result contingency is big and need a large amount of time, is easy to cause erroneous judgement or omission.
The utility model content
Technical problem to be solved in the utility model provides a kind of grain moisture content on-line continuous sample pick-up unit, this device has remedied the blank of existing grain sample and moisture content detection device, be used under the static situation of stacking of grain, detecting in real time continuously each layer moisture, sample and water content detection are integrated, improved and detected representativeness, and can have been estimated grain heap average moisture fast.
For solving the problems of the technologies described above, the utility model adopts following technical proposals: a kind of grain moisture content on-line continuous sample pick-up unit, and it comprises that sampling head, connection hard tube, grain face connect power assisting device, connection flexible pipe, suction grain chamber, filter dirt wind net, blower unit, rotary airlock, airlock drive unit, discharge nozzle, moisture transducer and display control unit; Described sampling head is successively by connecting hard tube, the grain face connects power assisting device and is connected flexible pipe fixedlys connected with the charging aperture of suction grain chamber, be convenient to different aspects test sampling to the grain heap, described suction grain chamber is connected with blower unit, be used to provide power to draw grain samples, inhale and be provided with filter dirt wind net between grain chamber and the blower unit, avoid grain samples to damage blower unit, be connected with rotary airlock on the discharging opening of described suction grain chamber, be used under the situation of not closing blower unit, water content detection is carried out in discharging continuously, be connected with the airlock drive unit on this rotary airlock, described rotary airlock exit is connected with discharge nozzle, the grain that flows out from airlock with control is with continuously, stable cross section is descending, be used to guarantee the condition of work of moisture transducer, this discharge nozzle inwall place is equipped with moisture transducer, be used for detecting in real time continuously grain moisture content, one display control unit is respectively by cable and moisture transducer, airlock drive unit and blower unit are electrically connected, be used for control action, and demonstration moisture value, judge whether to provide alarm, and the overall moisture situation is carried out integral mean estimate.
Described display control unit outside is connected with alarm device by cable.
The cross section of described discharge nozzle is the square section, is beneficial to be provided with on tube wall moisture transducer.
Described discharge nozzle is designed for undergauge by upper end to lower end, and the grain of being convenient to adsorb compiles in discharge nozzle that to be the column continous-stable descending.
The flexible distortion in middle part of described discharge nozzle compiles to change grain that the discharging direction is convenient to adsorb that to be the column continous-stable descending in discharge nozzle.
Described moisture transducer is the moisture transducer that is applicable to that high moisture grain detects, and is preferably the microwave moisture transducer.
Principle of work
Each component-assembled of a kind of grain moisture content on-line continuous sample pick-up unit is connected, and start is provided with the warning moisture value on display control unit then; Sampling head and connection tube edge are inhaled the grain limit and are inserted down, inhale the continuous discharging in grain chamber and go out the moisture of the grain samples of continuous discharge by the conjunction measuring of rotary airlock and moisture transducer, the grain layer moisture data that detect pass back in the display control unit, on display screen, show on the one hand, carry out data analysis on the other hand, in case data value surpasses predefined warning moisture value, display control unit will give a warning by the sound on the alarm device, photoelectric display; Work an end after the time, a kind of grain moisture content on-line continuous sample pick-up unit provide the overall moisture evaluation of the grain that detects heap.
The utility model has remedied the blank of existing grain sample and moisture content detection device, be used under the static situation of stacking of grain, detecting in real time continuously each layer moisture, sample and water content detection are integrated, have improved and detected representativeness, and can be estimated grain heap average moisture fast.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is another example structure synoptic diagram of the utility model.
Embodiment
Referring to shown in Figure 1, a kind of grain moisture content on-line continuous sample pick-up unit, it comprises that sampling head 1, connection hard tube 2, grain face connect power assisting device 3, connect flexible pipe 4, inhale grain chamber 5, filter dirt wind net 6, blower unit 7, rotary airlock 8, airlock drive unit 9, discharge nozzle 10, moisture transducer 11 and display control unit 12; Described sampling head 1 is successively by connecting hard tube 2, the grain face connects power assisting device 3 and is connected flexible pipe 4 fixedlys connected with the charging aperture of suction grain chamber 5, described suction grain chamber 5 is connected with blower unit 7, inhale and be provided with filter dirt wind net 6 between grain chamber 5 and the blower unit 7, be connected with rotary airlock 8 on the discharging opening of described suction grain chamber 5, be connected with airlock drive unit 9 on this rotary airlock 8, described rotary airlock 8 exits are connected with discharge nozzle 10, these discharge nozzle 10 inwall places are equipped with moisture transducer 11, one display control units 12 respectively by cable and moisture transducer 11, airlock drive unit 9 and blower unit 7 are electrically connected.
Described display control unit 12 outsides are connected with alarm device 13 by cable.
The cross section of described discharge nozzle 10 is the square section.
Described discharge nozzle 10 is designed for undergauge by upper end to lower end.
Described moisture transducer 11 is the microwave moisture transducer.
Referring to shown in Figure 2, a kind of grain moisture content on-line continuous sample pick-up unit, its difference from Example 1 is, the flexible distortion in described discharge nozzle 10 middle parts.
As mentioned above; a kind of grain moisture content on-line continuous of the utility model sample pick-up unit; described embodiment and figure; it is the utility model implementation result preferably; be not to be confined to the utility model; approximate, identical person such as structure every and of the present utility model, feature all should belong to the scope that the utility model is protected.
Claims (9)
1. grain moisture content on-line continuous sample pick-up unit is characterized in that: it comprises sampling head (1), connects hard tube (2), the grain face connects power assisting device (3), connect flexible pipe (4), inhale grain chamber (5), filter dirt wind net (6), blower unit (7), rotary airlock (8), airlock drive unit (9), discharge nozzle (10), moisture transducer (11) and display control unit (12); Described sampling head (1) is successively by connecting hard tube (2), the grain face connects power assisting device (3) and is connected flexible pipe (4) fixedlys connected with the charging aperture of suction grain chamber (5), described suction grain chamber (5) is connected with blower unit (7), inhale and be provided with filter dirt wind net (6) between grain chamber (5) and the blower unit (7), be connected with rotary airlock (8) on the discharging opening of described suction grain chamber (5), be connected with airlock drive unit (9) on this rotary airlock (8), described rotary airlock (8) exit is connected with discharge nozzle (10), this discharge nozzle (10) inwall place is equipped with moisture transducer (11), and a display control unit (12) is respectively by cable and moisture transducer (11), airlock drive unit (9) and blower unit (7) are electrically connected.
2. a kind of grain moisture content on-line continuous sample pick-up unit according to claim 1 is characterized in that: described display control unit (12) is outside to be connected with alarm device (13) by cable.
3. a kind of grain moisture content on-line continuous sample pick-up unit according to claim 1 and 2, it is characterized in that: the cross section of described discharge nozzle (10) is the square section.
4. a kind of grain moisture content on-line continuous sample pick-up unit according to claim 3, it is characterized in that: described discharge nozzle (10) is designed for undergauge by upper end to lower end.
5. a kind of grain moisture content on-line continuous sample pick-up unit according to claim 4 is characterized in that: described discharge nozzle (10) the flexible distortion in middle part.
6. according to claim 1,2,4 or 5 described a kind of grain moisture content on-line continuous sample pick-up units, it is characterized in that: the moisture transducer of described moisture transducer (11) for being applicable to that high moisture grain detects.
7. a kind of grain moisture content on-line continuous sample pick-up unit according to claim 3 is characterized in that: the moisture transducer of described moisture transducer (11) for being applicable to that high moisture grain detects.
8. a kind of grain moisture content on-line continuous sample pick-up unit according to claim 6, it is characterized in that: described moisture transducer (11) is the microwave moisture transducer.
9. a kind of grain moisture content on-line continuous sample pick-up unit according to claim 7, it is characterized in that: described moisture transducer (11) is the microwave moisture transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205249075U CN201795995U (en) | 2010-09-09 | 2010-09-09 | On-line continuous sampling and detecting device for water content of grains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205249075U CN201795995U (en) | 2010-09-09 | 2010-09-09 | On-line continuous sampling and detecting device for water content of grains |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201795995U true CN201795995U (en) | 2011-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205249075U Expired - Lifetime CN201795995U (en) | 2010-09-09 | 2010-09-09 | On-line continuous sampling and detecting device for water content of grains |
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| Country | Link |
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| CN (1) | CN201795995U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102721709A (en) * | 2012-07-05 | 2012-10-10 | 长春市龙应科技开发有限公司 | Device and method for detecting grain moisture content based on microwave technique |
| FR2996305A1 (en) * | 2012-10-02 | 2014-04-04 | Segem S A S | System for measuring and sampling e.g. parameters of powder materials in pile, has sampling device with measuring chamber for sending materials taken towards measuring chamber for continuous monitoring of discharge chute |
| CN107478787A (en) * | 2017-09-05 | 2017-12-15 | 郑州鑫胜电子科技有限公司 | A kind of automatic assay device for being used to receive grain system |
| CN108732208A (en) * | 2018-05-22 | 2018-11-02 | 上海交通大学 | A kind of Crop moisture sensor and the method for measuring grain moisture |
| CN112345559A (en) * | 2019-08-06 | 2021-02-09 | 中国农业机械化科学研究院 | Online grain moisture detection device and detection method of combine harvester |
-
2010
- 2010-09-09 CN CN2010205249075U patent/CN201795995U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102721709A (en) * | 2012-07-05 | 2012-10-10 | 长春市龙应科技开发有限公司 | Device and method for detecting grain moisture content based on microwave technique |
| FR2996305A1 (en) * | 2012-10-02 | 2014-04-04 | Segem S A S | System for measuring and sampling e.g. parameters of powder materials in pile, has sampling device with measuring chamber for sending materials taken towards measuring chamber for continuous monitoring of discharge chute |
| CN107478787A (en) * | 2017-09-05 | 2017-12-15 | 郑州鑫胜电子科技有限公司 | A kind of automatic assay device for being used to receive grain system |
| CN107478787B (en) * | 2017-09-05 | 2023-07-11 | 郑州鑫胜电子科技有限公司 | Automatic testing device for grain collecting system |
| CN108732208A (en) * | 2018-05-22 | 2018-11-02 | 上海交通大学 | A kind of Crop moisture sensor and the method for measuring grain moisture |
| CN108732208B (en) * | 2018-05-22 | 2020-11-06 | 上海交通大学 | Grain moisture sensor and method for measuring grain moisture |
| CN112345559A (en) * | 2019-08-06 | 2021-02-09 | 中国农业机械化科学研究院 | Online grain moisture detection device and detection method of combine harvester |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110413 |
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| CX01 | Expiry of patent term |