CN101581684A - Inserting type moisture sensor - Google Patents
Inserting type moisture sensor Download PDFInfo
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- CN101581684A CN101581684A CN 200910016154 CN200910016154A CN101581684A CN 101581684 A CN101581684 A CN 101581684A CN 200910016154 CN200910016154 CN 200910016154 CN 200910016154 A CN200910016154 A CN 200910016154A CN 101581684 A CN101581684 A CN 101581684A
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- plug
- handle
- moisture sensor
- inserting type
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Abstract
The invention relates to an inserting type moisture sensor. The moisture sensor comprises a probe rod and a handle used for fixing the probe rod, wherein the probe rod comprises an insulated framework fixedly connected with the handle and two electrodes fixedly arranged on the insulated framework; the two electrodes are a group of plugs fixed on the insulated framework respectively, and the electrical insulation is performed between the two groups of plugs; because the insulated framework is evenly provided with the two groups of plugs, the contact area between the sensor and grain is enlarged, the sensitivity of a test signal is improved, and the test error is reduced; the handle is provided with a switch, and the switch is started for measurement after the sensor is stably inserted in the grain, so that a stable measuring result can be obtained, and the sensor is used more conveniently; and the tail of the handle is provided with a socket, and the electrodes are electrically connected with a measuring instrument through the socket, the plugs and connecting wires, and the connecting wires can be conveniently replaced and maintained.
Description
Technical field
The present invention relates to a kind of sensor, specifically, relate to a kind of inserting type moisture sensor, belong to technical field of analytical instruments.
Background technology
At present, in the test of crop seed moisture such as grain, oil plant, the foodstuff seed behind the seal package is measured, traditional method is to adopt the sampling and testing method, earlier grain samples is taken out, and places surveying instrument to test again, this method wastes time and energy, inconvenient operation.The employing plug-in type also occurs and carried out direct measured sensor, as Chinese patent 87100290 disclosed sensors, the sensor of this structure is applicable to the moisture measurement of particle such as grain in the non-seal package gunnysack, can't carry out the test of grain moisture content in the sealed bag, existing plug-in type measuring method generally adopts straight-bar type to measure, this metering system because of packing material size, entrucking after floor height difference or the density of the grain own density unevenness that influence causes that is stressed even, and cause measuring error bigger.
Summary of the invention
The problem to be solved in the present invention is to overcome above problem, and a kind of easy to operate, highly sensitive, inserting type moisture sensor that error is little is provided.
For overcoming the above problems, the technical solution adopted in the present invention is: a kind of inserting type moisture sensor, and the handle that comprises feeler lever and be used for fixing feeler lever is characterized in that: described feeler lever comprises:
Insulation framework is fixedlyed connected with handle; With
Two electrodes are fixedly installed on the described insulation framework, are electrically connected to measurement instrument, in order to measure the moisture of measured object;
Wherein, described two electrodes are respectively the one group of plug that is fixed on the insulation framework, electric insulation between described two groups of plugs.
The prioritization scheme of plug, described plug comprises first plug, second plug, the 3rd plug, the 4th plug and the 5th plug, described the 4th plug is arranged on the centre position of insulation framework, the center that all the other four plugs evenly are arranged on insulation framework is on the same circumference in the center of circle, and second plug and the 5th plug and first plug and the 3rd plug are symmetrical arranged along the center of insulation framework respectively.
The concrete prioritization scheme of plug, described first plug, the 3rd plug and the 4th plug are connected, and second plug is connected with the 5th plug.
The prioritization scheme of technique scheme, described handle is provided with the switch that is connected in series with the measurement instrument power supply, and this switch is measured in order to start.
A kind of concrete prioritization scheme of technique scheme, described first plug, the 3rd plug and the 4th plug electrode that constitutes that is connected in parallel is connected and is connected with measurement instrument with an end of switch, the other end of described switch connects the positive pole of power supply, and the be connected in parallel electrode that constitutes of described second plug and the 5th plug is connected the negative pole of power supply.
A kind of concrete prioritization scheme of technique scheme, the afterbody of described handle is equipped with socket, and described socket is electrically connected with measurement instrument through attachment plug, connecting line.
The present invention adopts said structure, compared with prior art, has the following advantages:
(1) two groups of plugs evenly are set on the insulation framework, with the surface of contact increase of grain, the sensitivity that has improved test signal, test error is little.
(2) setting of switch on the handle in being inserted into grain, is restarted measurement after stablizing, and is to obtain stable measurement result, more convenient to use.
(3) afterbody of handle is equipped with socket, and electrode is electrically connected with measurement instrument through socket, plug, connecting line, can change easily, Maintenance Company's wiring.
The invention will be further described below in conjunction with drawings and Examples.
Description of drawings
Accompanying drawing 1 is the structural representation of sensor in the specific embodiment of the invention;
Accompanying drawing 2 is the side view of accompanying drawing 1;
Accompanying drawing 3 is the circuit diagram of sensor in the specific embodiment of the invention.
Among the figure
1-first plug, 2-second plug, 3-the 3rd plug, 4-the 4th plug, 5-the 5th plug, 6-handle, 7-switch, 8-socket, 9-connecting line, 10-attachment plug, 11-insulation framework
Embodiment
Accompanying drawing 1 and Fig. 2 are the structural representations of inserting type moisture sensor.The handle 6 that this sensor comprises feeler lever and is used for fixing feeler lever, feeler lever comprises a round insulation skeleton 11 made of plastic, insulation framework 11 is fixedlyed connected with handle 6, on insulation framework 11, be fixed with 2 groups of plugs, these 2 groups of plugs comprise first plug 1, second plug 2, the 3rd plug 3, the 4th plug 4 and the 5th plug 5, the 4th plug 4 is fixed on the centre position of insulation framework 11, the center that all the other four plugs evenly are arranged on insulation framework 11 is on the same circumference in the center of circle, second plug 2 and the 5th plug 5 and first plug 1 and the 3rd plug 3 are symmetrical arranged along the center of insulation framework 11 respectively, first group of plug is by first plug 1, the 3rd plug 3 is formed and is connected to constitute an electrode with the 4th plug 4, second group of plug formed and is connected to constitute another electrode by second plug 2 and the 5th plug 5, two electrodes are connected to measurement instrument, in order to measure the moisture of measured object, also be provided with the switch 7 that is connected in series with the measurement instrument power supply on the handle 6, this switch 7 is measured in order to start, the afterbody of handle 6 is equipped with socket 8, and socket 8 is through attachment plug 10, connecting line 9 is electrically connected with measurement instrument.
Fig. 3 is the circuit diagram of sensor.First plug 1, the 3rd plug 3 and the 4th plug 4 electrode that constitutes that is connected in parallel is connected and is connected with measurement instrument with an end of switch 7, the other end of switch 7 connects the positive pole of power supply, and the be connected in parallel electrode that constitutes of second plug 2 and the 5th plug 5 is connected the negative pole of power supply.
During use, connect equipment, the electrode that plug is formed is inserted into and needs to measure in the grain of moisture, when electrode contact with grain reach steady state (SS) after, Push switch 7, measurement instrument gets electric, electrode is sent signal into measurement instrument, promptly begins measurement.
Claims (6)
1, a kind of inserting type moisture sensor, the handle (6) that comprises feeler lever and be used for fixing feeler lever, it is characterized in that: described feeler lever comprises:
Insulation framework (11) is fixedlyed connected with handle (6); With
Two electrodes are fixedly installed on the described insulation framework (11), are electrically connected to measurement instrument, in order to measure the moisture of measured object;
Wherein, described two electrodes are respectively the one group of plug that is fixed on the insulation framework (11), electric insulation between described two groups of plugs.
2, a kind of inserting type moisture sensor as claimed in claim 1, it is characterized in that: described plug comprises first plug (1), second plug (2), the 3rd plug (3), the 4th plug (4) and the 5th plug (5), described the 4th plug (4) is arranged on the centre position of insulation framework (11), the center that all the other four plugs evenly are arranged on insulation framework (11) is on the same circumference in the center of circle, and second plug (2) is symmetrical arranged along the center of insulation framework (11) respectively with the 3rd plug (3) with the 5th plug (5) and first plug (1).
3, a kind of inserting type moisture sensor as claimed in claim 2 is characterized in that: described first plug (1), the 3rd plug (3) and the 4th plug (4) are connected, and second plug (2) is connected with the 5th plug (5).
4, a kind of inserting type moisture sensor as claimed in claim 3 is characterized in that: described handle (6) is provided with the switch (7) that is connected in series with the measurement instrument power supply, and this switch (7) is measured in order to start.
5, a kind of inserting type moisture sensor as claimed in claim 4, it is characterized in that: described first plug (1), the 3rd plug (3) and the 4th plug (4) electrode that constitutes that is connected in parallel is connected and is connected with measurement instrument with an end of switch (7), the other end of described switch (7) connects the positive pole of power supply, and the be connected in parallel electrode of formation of described second plug (2) and the 5th plug (5) is connected the negative pole of power supply.
6, a kind of inserting type moisture sensor as claimed in claim 5 is characterized in that: the afterbody of described handle (6) is equipped with socket (8), and described socket (8) is electrically connected with measurement instrument through attachment plug (10), connecting line (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910016154 CN101581684B (en) | 2009-06-12 | 2009-06-12 | Inserting type moisture sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910016154 CN101581684B (en) | 2009-06-12 | 2009-06-12 | Inserting type moisture sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101581684A true CN101581684A (en) | 2009-11-18 |
| CN101581684B CN101581684B (en) | 2013-04-24 |
Family
ID=41363925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910016154 Expired - Fee Related CN101581684B (en) | 2009-06-12 | 2009-06-12 | Inserting type moisture sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101581684B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105548279A (en) * | 2016-03-08 | 2016-05-04 | 苏州天键衡电子信息科技有限公司 | Intelligent insertion type grain moisture tester |
| CN105548278A (en) * | 2016-03-08 | 2016-05-04 | 苏州天键衡电子信息科技有限公司 | Inserting type grain moisture tester |
| CN106093296A (en) * | 2016-05-27 | 2016-11-09 | 山东省农业科学院玉米研究所 | A kind of corn breeding single grain determination of water instrument |
| CN106770480A (en) * | 2016-12-13 | 2017-05-31 | 武汉凯特复兴科技有限责任公司 | A kind of buried type grain moisture content instrument |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5260666A (en) * | 1991-09-23 | 1993-11-09 | Troxler Electronic Laboratories, Inc. | Capacitance monitor for soil moisture |
| CN2143331Y (en) * | 1992-08-25 | 1993-10-06 | 浙江大学 | Inserting sample probe of moisture meter |
| CN201016948Y (en) * | 2007-03-16 | 2008-02-06 | 窦祥增 | Rod plug-in type grain oil moisture sensing unit |
| CN201421442Y (en) * | 2009-06-12 | 2010-03-10 | 窦祥增 | Plug-in moisture sensor |
-
2009
- 2009-06-12 CN CN 200910016154 patent/CN101581684B/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105548279A (en) * | 2016-03-08 | 2016-05-04 | 苏州天键衡电子信息科技有限公司 | Intelligent insertion type grain moisture tester |
| CN105548278A (en) * | 2016-03-08 | 2016-05-04 | 苏州天键衡电子信息科技有限公司 | Inserting type grain moisture tester |
| CN106093296A (en) * | 2016-05-27 | 2016-11-09 | 山东省农业科学院玉米研究所 | A kind of corn breeding single grain determination of water instrument |
| CN106770480A (en) * | 2016-12-13 | 2017-05-31 | 武汉凯特复兴科技有限责任公司 | A kind of buried type grain moisture content instrument |
| CN106770480B (en) * | 2016-12-13 | 2019-06-28 | 武汉三环新创科技有限公司 | A kind of buried type grain moisture content instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101581684B (en) | 2013-04-24 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20160612 |