CN208012954U - A kind of crop stem penetrometer resistance automatic measuring instrument - Google Patents
A kind of crop stem penetrometer resistance automatic measuring instrument Download PDFInfo
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- CN208012954U CN208012954U CN201820093680.XU CN201820093680U CN208012954U CN 208012954 U CN208012954 U CN 208012954U CN 201820093680 U CN201820093680 U CN 201820093680U CN 208012954 U CN208012954 U CN 208012954U
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Abstract
The utility model discloses a kind of crop stem penetrometer resistance automatic measuring instruments, including base rack, mechanical driving mechanism, control device and executing agency, the base rack includes horizonal base plate, left side positioning plate and right positioner plate, handle, and arc chute is also symmetrically arranged on the left side positioning plate and right positioner plate；The mechanical driving mechanism includes driving motor, line shaft, two cranks, link block, two pieces of arc shaped sliders；The control device includes upper limit position switch and lower position switch, battery pack, operation button, pressure sensor, the controller for controlling driving motor operating and pressure sensor signal processing；The executing agency includes crop push rod, and the crop putting back-end is fixed on the pressure sensor.The utility model small volume, simple in structure, it can be achieved that crop stem penetrometer resistance field automatic measurement, measurement process velocity-stabilization, Numerical accuracy is high, has data edition, statistics, storage and export function, application value preferable.
Description
Technical field
The utility model belongs to agriculture equipment field, and in particular to a kind of crop stem penetrometer resistance automatic measurement
Instrument.
Background technology
The lodging resistance of field crops is to weigh the excellent important means of crop varieties, generally uses measuring device resistant to lodging
It measures.But since existing measuring device mainly uses hand dipping, can not ensure to measure crop push rod and stem of plant
Stalk is mutually perpendicular to, and is also unable to ensure the consistency of measuring speed, the accuracy of measurement data is low, labor intensity is big, data note
Record process is cumbersome.Although being detected using the device with writing function and can improve detection efficiency, device volume compared with
Greatly, it is difficult to realize in farm work.
Therefore, it is necessary on the basis of traditional crop stalk measuring lodging-resistant strength device, provide one kind to realize pair
The instrument of field crops stalk penetrometer resistance automatic measurement, to improve measurement accuracy and measurement efficiency, reduce labor intensity.
Utility model content
In order to overcome the shortcomings of that above-mentioned prior art, the utility model provide one kind under the premise of not injuring crop,
Can directly the instrument of crop stem penetrometer resistance automatic measurement be carried out in field.
The utility model is achieved through the following technical solutions：
A kind of crop stem penetrometer resistance automatic measuring instrument, including：
Base rack, including horizonal base plate, vertical left side positioning plate and the right side being parallelly fixed on the horizonal base plate
Side positioning plate, the handle being fixed on above the left side positioning plate and right positioner plate, the left side positioning plate and right positioner
Arc chute is also symmetrically arranged on plate；
Mechanical driving mechanism, including it is driving motor, line shaft, two cranks for being provided with straight, link block, symmetrical
Two pieces of arc shaped sliders being connected at left and right sides of the link block, the driving motor be fixed on the horizonal base plate and with
Described line shaft one end is drivingly connected；Two cranks are symmetrically disposed in outside the left side positioning plate and right positioner plate
Side and lower end is fixedly connected with the line shaft；The link block between the left side positioning plate and right positioner plate,
Arc shaped slider at left and right sides of it is slidably matched with the arc chute and straight of adjacent side respectively；
Control device, including be fixed on horizonal base plate for limiting the upper limit position switch of the crank-swinging angle under
Limit switch, the operation button positioned at handle, the pressure sensor being fixed on link block, is used for the battery pack for power supply
The controller of driving motor operating and pressure sensor signal processing is controlled, the controller is located at the left side positioning plate and the right side
At the top of side positioning plate, connect respectively with driving motor, upper limit position switch, lower position switch, operation button, pressure sensor circuit
It connects；
Executing agency, including crop push rod, the crop putting back-end are fixed on the pressure sensor.
Preferably, the line shaft crosses the left side positioning plate and right positioner plate and by being provided with rolling bearing 4
Bearing block be rotatably arranged on the horizonal base plate.
Preferably, the bottom of the horizonal base plate is evenly arranged with several fixation plugs in array distribution, the fixation
Plug is provided with cone point.
Preferably, the horizonal base plate shape is rectangle, and lengthwise dimension is less than 18cm, and width direction size is less than
15cm。
Preferably, the driving motor use low velocity large torque minitype speed reducing motor, minimum speed be rev/min, most
Large torque is 30 kilograms centimetres.
Preferably, it is 0 ~ 100N that the pressure sensor, which uses the miniature pull pressure sensor of S types, measurement range, measures essence
Degree is ± 0.05N.
Preferably, the battery voltage be 12V, battery capacity between 3000 ~ 10000mAh, can carry out charging and
It replaces.
Preferably, it is additionally provided with display screen and operation button on the controller, can be used for the switch to control device, surveys
Measure the work such as result real-time display, access and editor.
Preferably, the front end of the crop push rod, which is provided with, to carry out replacement fork according to surveyed crop stem diameter
Shape portion, the fork are provided with the arc groove to match with crop stem diameter.
Preferably, the fork is connected by screw thread or quick coupling with crop push rod.
Compared with prior art, the utility model is directed to is measuring work using traditional crop stalk measuring lodging-resistant strength device
During object penetrometer resistance, especially in lodging resistance in rice intensity measurement, that there are measurement process is unstable, measures number
It is a kind of improvement to existing crop stem measuring lodging-resistant strength device according to what is proposed in the case of inaccurate.By using
Slowspeed machine is as power, driving slider-crank mechanism movement, and the crop push rod angle remained secured on link block is fixed,
It realizes that crop stem measuring lodging-resistant strength process is stablized, and realizes detection and the note of measurement data by automatic detection device
Record.The utility model automatic measurement simple in structure, easy to operate, suitable for crop stem penetrometer resistance.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model embodiment；
Fig. 2 is the dimensional structure diagram at another visual angle of the utility model embodiment；
It is as shown in the figure：1- fixes plug；2- horizontal bases；3- line shafts；4- rolling bearings；5- right positioner plates；6-
Battery pack；7- crop push rods；8- pressure sensors；9- link blocks；10- controllers；11- display screens；12- operation buttons；13- is transported
Row button；14- handles；Positioning plate on the left of 15-；16- arc chutes；17- arc shaped sliders；18- straights；19- cranks；20-
Lower position switch；21- driving motors；22- upper limit position switch.
Specific implementation mode
To be best understood from the utility model, the utility model is described further with reference to the accompanying drawings and examples,
But the range of the requires of the utility model protection is not limited to the range represented by embodiment.
As shown in Figure 1 and Figure 2, a kind of crop stem penetrometer resistance automatic measuring instrument, including：
Base rack, including horizonal base plate 2, the vertical left side positioning plate 15 being parallelly fixed on the horizonal base plate 2
With right positioner plate 5, the handle 14 being fixed on above the left side positioning plate 15 and right positioner plate 5,2 shape of the horizonal base plate
Shape is rectangle, and lengthwise dimension is less than 18cm, and width direction size is less than 15cm.The left side positioning plate 15 and right positioner
Arc chute 16 is also symmetrically arranged on plate 5；
Mechanical driving mechanism, including driving motor 21, line shaft 3, two be provided with straight 18 crank 19, connection
Block 9, two pieces of arc shaped sliders 17 for being symmetrically connected to 9 left and right sides of the link block, the driving motor 21 is fixed on described
It is drivingly connected on horizonal base plate 2 and with 3 one end of the line shaft, the line shaft 3 crosses the left side positioning plate 15 and right side
It positioning plate 5 and is rotatably arranged on the horizonal base plate 2 by being provided with the bearing block of rolling bearing 4；Two cranks
19 are symmetrically disposed in the left side positioning plate 15 and the outside of right positioner plate 5 and lower end is fixedly connected with the line shaft 3；
The link block 9 between the left side positioning plate 15 and right positioner plate 5, at left and right sides of arc shaped slider 17 respectively with
The arc chute 16 and straight 18 of adjacent side are slidably matched, the part and arc chute of the arc shaped slider 17
16 are slidably matched, and another part stretches into straight 18 and can reciprocatingly slide along straight 18.
Control device, including it is fixed on the upper limit position switch on horizonal base plate 2 for limiting 19 swing angle of the crank
22 and lower position switch 20, for power supply battery pack 6, positioned at handle 14 operation button 13, the pressure that is fixed on link block 9
Force snesor 8, the controller 10 for controlling driving motor 21 operating and 8 signal processing of pressure sensor, in the present embodiment, institute
It states battery pack 6 and is fixed on 5 inside of the right positioner plate, make full use of the sky between left side positioning plate 15 and right positioner plate 5
Between, while the battery pack 6 can also be played a certain protective role.The controller 10 is located at 15 He of left side positioning plate
The top of right positioner plate 5 and by circuit be separately connected driving motor 21, upper limit position switch 22, lower position switch 20, operation by
Button 13, pressure sensor 8 can receive and preserve the real time data of the acquisition of pressure sensor 8, control the operation of driving motor 21.
Executing agency, including crop push rod 7,7 rear end of crop push rod are fixed on the pressure sensor 8.
In above-described embodiment, the bottom of the horizonal base plate 2 is evenly arranged with several fixation plugs 1 in array distribution,
The fixed plug 1 is provided with cone point, can penetrate in soil, ensures the stability of whole device.
In above-described embodiment, the driving motor 21 uses low velocity large torque minitype speed reducing motor, minimum speed 5
Rev/min, peak torque is 30 kilograms centimetres.
In above-described embodiment, it is 0 ~ 100N that the pressure sensor 8, which uses the miniature pull pressure sensor of S types, measurement range,
Measurement accuracy is ± 0.05N.
In above-described embodiment, 6 voltage of the battery pack is 12V, and battery capacity, can be between 3000 ~ 10000mAh
Row charging and replacement.
In above-described embodiment, it is additionally provided with display screen 11 and operation button 12 on the controller 10, can be used for control
The work such as switch, measurement result real-time display, access and the editor of device.
In above-described embodiment, the front end of the crop push rod 7 be provided with can according to surveyed crop stem diameter into
Row replaces fork, and the fork is connected by screw thread or quick coupling with crop push rod 7, and the fork is provided with
The arc groove to match with crop stem diameter can select accordingly when measuring the crop of Different Crop stalk diameter
Fork with corresponding diameter arc groove, to improve Measurement reliability and stability.
The crop stem penetrometer resistance automatic measuring instrument operating process and operation principle that above-described embodiment provides：
When the crop stem penetrometer resistance automatic measuring instrument work that above-described embodiment provides, pass through the behaviour to controller 10
Make button 12 and carry out equipment start-up operation, is powered at display screen 11, pressure sensor 8, driving motor 21 drives crank 19 downward
20 direction of limit switch is moved, and is stopped after encountering lower position switch 20, and in level, equipment is in be prepared to wait for crop push rod 7 at this time
Survey state.
Secondly table positions are carried out, one is held handle 14 of stopping, and measuring instrument is placed in the hand steered measuring instrument side of another
In field, the arc groove of crop push rod 7 is made to be close to crop stem, and keep crop push rod 7 vertical with crop stem, and will measured
Instrument bottom is fixed plug 1 and is inserted into soil.
It is measured followed by crop tensile strength, presses operation button 13 with the hand for holding handle 14, controller 10 is sent out
Going out to control signal makes driving motor 21 that crank 19 be driven to be moved to 22 direction of upper limit position switch so that arc shaped slider 17 and its company
It connects block 9 to move along arc chute 16, the pressure sensor 8 being connect with link block 9 and crop push rod 7 is driven to push crop stem
Bending is generated, the vertical relation of crop push rod 7 and crop stem, display screen 11 is kept to measure real-time display and tie in bending process
Fruit, when crank 19 encounters upper limit position switch 22, the angle between crop push rod 7 and horizontal plane reaches 45 °, and driving motor 21 stops simultaneously
It is kept for about 2 seconds, display is measured maximum value and preserved by display screen 11.Driving motor 21 drives crank 19 along lower position switch 20
Direction is moved, and until encountering lower position switch 20, driving motor 21 is out of service, this detection terminates.
It repeats the above steps, measuring instrument, which is placed in another crop, to be measured, and after all measuring, can pass through control
Measurement result is output to computer by the USB interface of device.
The utility model realizes the combination of traditional mechanical structure and automatic detection device, the degree of automation in structure
Height, it is easy to operate, it is highly practical.
Above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and is not
Restriction to the embodiment of the utility model.For those of ordinary skill in the art, on the basis of above description
On can also make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.
All any modification, equivalent and improvement made within the spirit and principle of the present invention etc., should be included in this reality
Within novel scope of the claims.
Claims (10)
1. a kind of crop stem penetrometer resistance automatic measuring instrument, which is characterized in that including：
Base rack, including horizonal base plate（2）, be vertically parallelly fixed on the horizonal base plate（2）On left side positioning plate
（15）With right positioner plate（5）, be fixed on the left side positioning plate（15）With right positioner plate（5）The handle of top（14）, institute
State left side positioning plate（15）With right positioner plate（5）On be also symmetrically arranged with arc chute（16）；
Mechanical driving mechanism, including driving motor（21）, line shaft（3）, two be provided with straight（18）Crank（19）,
Link block（9）, be symmetrically connected to the link block（9）Two pieces of arc shaped sliders of the left and right sides（17）, the driving motor
（21）It is fixed on the horizonal base plate（2）It is upper and with the line shaft（3）One end is drivingly connected；Two cranks（19）It is right
Ground is claimed to be arranged in the left side positioning plate（15）With right positioner plate（5）Outside and lower end with the line shaft（3）It is fixed to connect
It connects；The link block（9）Positioned at the left side positioning plate（15）With right positioner plate（5）Between, at left and right sides of arc slide
Block（17）Respectively with the arc chute of adjacent side（16）And straight（18）It is slidably matched；
Control device, including it is fixed on horizonal base plate（2）On for limiting the crank（19）The upper limit position switch of swing angle
（22）And lower position switch（20）, for the battery pack of power supply（6）, be located at handle（14）Operation button（13）, the company of being fixed on
Connect block（9）On pressure sensor（8）, for controlling driving motor（21）Operating and pressure sensor（8）The control of signal processing
Device processed（10）, the controller（10）Positioned at the left side positioning plate（15）With right positioner plate（5）Top, it is electric with driving respectively
Machine（21）, upper limit position switch（22）, lower position switch（20）, operation button（13）, pressure sensor（8）Circuit connects；
Executing agency, including crop push rod（7）, the crop push rod（7）Rear end is fixed on the pressure sensor（8）On.
2. crop stem penetrometer resistance automatic measuring instrument according to claim 1, which is characterized in that
The line shaft（3）Cross the left side positioning plate（15）With right positioner plate（5）And by being provided with rolling bearing（4）
Bearing block be rotatably arranged on the horizonal base plate（2）On.
3. crop stem penetrometer resistance automatic measuring instrument according to claim 1, which is characterized in that
The horizonal base plate（2）Bottom be evenly arranged with several fixation plugs in array distribution（1）, the fixed plug
（1）It is provided with cone point.
4. crop stem penetrometer resistance automatic measuring instrument according to claim 1, which is characterized in that
The horizonal base plate（2）Shape is rectangle, and lengthwise dimension is less than 18cm, and width direction size is less than 15cm.
5. crop stem penetrometer resistance automatic measuring instrument according to claim 1, which is characterized in that
The driving motor（21）Using low velocity large torque minitype speed reducing motor, minimum speed is 5 revs/min, peak torque
It is 30 kilograms centimetres.
6. crop stem penetrometer resistance automatic measuring instrument according to claim 1, which is characterized in that
The pressure sensor（8）Using the miniature pull pressure sensor of S types, measurement range is 0 ~ 100N, measurement accuracy is ±
0.05N。
7. crop stem penetrometer resistance automatic measuring instrument according to claim 1, which is characterized in that
The battery pack（6）Voltage is 12V, and battery capacity can be charged and be replaced between 3000 ~ 10000mAh.
8. crop stem penetrometer resistance automatic measuring instrument according to claim 1, which is characterized in that
The controller（10）On be additionally provided with display screen（11）And operation button（12）, switch used to control the device, measurement
As a result real-time display, access and editor.
9. crop stem penetrometer resistance automatic measuring instrument according to claim 1, which is characterized in that
The crop push rod（7）Front end be provided with and can carry out replacement fork, institute according to surveyed crop stem diameter
It states fork and is provided with the arc groove to match with crop stem diameter.
10. crop stem penetrometer resistance automatic measuring instrument according to claim 9, which is characterized in that the fork-shaped
Portion passes through screw thread or quick coupling and crop push rod（7）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820093680.XU CN208012954U (en) | 2018-01-19 | 2018-01-19 | A kind of crop stem penetrometer resistance automatic measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820093680.XU CN208012954U (en) | 2018-01-19 | 2018-01-19 | A kind of crop stem penetrometer resistance automatic measuring instrument |
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| Publication Number | Publication Date |
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| CN208012954U true CN208012954U (en) | 2018-10-26 |
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ID=63883181
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820093680.XU Active CN208012954U (en) | 2018-01-19 | 2018-01-19 | A kind of crop stem penetrometer resistance automatic measuring instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303316A (en) * | 2018-01-19 | 2018-07-20 | 广东省农业科学院水稻研究所 | A kind of crop stalk penetrometer resistance automatic measuring instrument |
| CN110208078A (en) * | 2019-07-17 | 2019-09-06 | 河南科技学院 | A kind of crop penetrometer resistance measurement probe and crop penetrometer resistance measurement device |
-
2018
- 2018-01-19 CN CN201820093680.XU patent/CN208012954U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303316A (en) * | 2018-01-19 | 2018-07-20 | 广东省农业科学院水稻研究所 | A kind of crop stalk penetrometer resistance automatic measuring instrument |
| CN108303316B (en) * | 2018-01-19 | 2023-08-08 | 广东省农业科学院水稻研究所 | Automatic measuring instrument for lodging-resistant strength of crop stems |
| CN110208078A (en) * | 2019-07-17 | 2019-09-06 | 河南科技学院 | A kind of crop penetrometer resistance measurement probe and crop penetrometer resistance measurement device |
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