CN218157762U - Rape plant lodging resistance survey device - Google Patents
Rape plant lodging resistance survey device Download PDFInfo
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- CN218157762U CN218157762U CN202221322521.5U CN202221322521U CN218157762U CN 218157762 U CN218157762 U CN 218157762U CN 202221322521 U CN202221322521 U CN 202221322521U CN 218157762 U CN218157762 U CN 218157762U
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Abstract
The utility model discloses a rape plant lodging resistance measuring device, which comprises a supporting mechanism, wherein the top of the supporting mechanism is provided with a tester through a rotating mechanism, the working end of the tester is provided with a detecting head, and the top and the bottom of the detecting head are respectively and symmetrically provided with a stem fixing mechanism; the tester is provided with vertical slide rail on the side relative with detecting the head, and the inside slip of slide rail is provided with the ball, is provided with the connecting rod of "L" type structure on the supporting mechanism, and the top of the short wall end of connecting rod is provided with flexible motor, and one side level that the slide rail was kept away from to the ball is fixed and is provided with the push rod, the expansion end of push rod and the output fixed connection of flexible motor. The utility model discloses a flexible motor drives the push rod and promotes the slide rail forward, drives tester and detection head and applys certain power to the stem stalk of rape, makes the stem stalk crooked, and the maximum pressure that the stem stalk bore under extreme condition detects through detecting the head to the display screen display of digital form on the tester shows, and is directly perceived and convenient.
Description
Technical Field
The utility model belongs to the technical field of measure, concretely relates to rape plant lodging resistance survey device.
Background
Lodging is a phenomenon that plant stalks are displaced from a natural upright state to a permanent position caused by both internal and external factors of plants, and is a common problem in crop production. Lodging has now become one of the important limiting factors for high and stable yields of wheat, rice, millet crops and oilseed rape.
The rape is used as a bulk oil crop in China, the breeding value is high, and the lodging resistance of the main stem of the plant is an important breeding index in the plant growth process. The lodging of the plants can cause the great yield reduction of the rapes, and the rapid and accurate determination of the overall lodging resistance of the rape plants under the natural growth state in the field is the basic requirement of the breeding and cultivation research of the high-yield rapes.
The utility model discloses a patent number 200986508Y's utility model discloses a rape stalk strength measurement device, including support and the tester of dress on the support, the work end of tester is provided with the probe, is provided with the locating plate in the handheld end of support and the corresponding position of probe, and when shelves probe promoted the stalk, its pressure passed through the sensor, the processing of circuits such as single chip microcomputer system will be done all can the signal conversion to the signal of telecommunication, and the maximum pressure that makes the stalk bear shows with digital form on the display under extreme condition.
Although the lodging resistance of the rape stalks can be tested by the scheme, the existing probe is a plate-type probe, a pushing acting force is applied to a crop group by using a flat plate, the probe slides relatively between the crop group and the flat plate of the probe in the process of pushing the crop group to lodging, the relative sliding can actually act on the flat plate in the form of sliding friction resistance, so that the resistance borne by the probe is higher than the actual lodging resistance of the crop group and the sliding friction between the probe and the crop group, the actual measured result of the force measuring device is higher than the actual lodging resistance critical thrust of the crop group, and the accuracy of the measured result of the measuring device using the probe is directly influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a rape plant lodging resistance survey device.
In order to achieve the above object, the utility model adopts the following technical scheme:
a rape plant lodging resistance measuring device comprises a supporting mechanism, wherein the top of the supporting mechanism is provided with a tester through a rotating mechanism, the working end of the tester is provided with a detection head, and the top and the bottom of the detection head are respectively and symmetrically provided with a stalk fixing mechanism;
a vertical sliding rail is arranged on the side surface of the tester opposite to the detection head, a ball is arranged in the sliding rail in a sliding manner, and a connecting rod with an L-shaped structure is arranged on the supporting mechanism;
the top of the short wall end of the connecting rod is provided with a telescopic motor, one side of the ball far away from the sliding rail is horizontally and fixedly provided with a push rod, and the movable end of the push rod is fixedly connected with the output end of the telescopic motor.
Preferably, the top and the bottom of the detection head are respectively and symmetrically provided with a fixing rod with an inverted L-shaped structure, and the stalk fixing mechanism is arranged at the movable end of the fixing rod.
Preferably, stem stalk fixed establishment contains the arc splint that two symmetries set up, and the one end of two arc splint is passed through the round pin axle and is rotated the connection, and the other end of two arc splint is provided with the fixed block, and two fixed blocks pass through the bolt fastening, and the lateral surface of one of them arc splint is connected with the expansion end of dead lever is perpendicular.
Preferably, a protective cushion layer is arranged on the inner side surface of the arc-shaped clamping plate.
Preferably, slewing mechanism contains mount pad, spherical groove, bulb and dwang, the mount pad sets up in supporting mechanism's top, and the inside of mount pad is seted up in spherical groove, and the opening that is linked together with spherical groove is seted up at the top of mount pad, and during the bulb rotated embedding spherical groove, the dwang vertical fixation set up in the top of bulb, the top of dwang and the bottom fixed connection of slide rail.
Preferably, the top of the side of the mounting seat is provided with a limiting through groove, and the limiting through groove is communicated with the top of the mounting seat and the spherical groove.
Preferably, the supporting mechanism contains the support column, and the bottom of support column is provided with three bracing piece at even interval, and every bracing piece is scalable bracing piece.
Preferably, the bracing piece contains bracing piece and lower supporting cylinder, goes up the top of bracing piece and the bottom fixed connection of support column, goes up to be provided with the external screw thread on the lateral surface of bracing piece, and the inside of lower supporting cylinder is provided with external screw thread assorted internal thread, goes up the internal connection of bracing piece through external screw thread and lower supporting cylinder inside.
Preferably, the bottom of each lower supporting cylinder is provided with a fixed fork head.
Compared with the prior art, the utility model, its beneficial effect lies in:
(1) The utility model provides a rape plant lodging resistance survey device drives the push rod through flexible motor and promotes the slide rail forward, drives tester and detection head and applys certain power to the stem stalk of rape, makes the stem stalk crooked, and when the stem stalk crooked to and the horizontal direction contained angle be 45, the push rod stops promoting the stem stalk, and the maximum pressure that the stem stalk bore under extreme condition is detected through the detection head, shows with the display screen display of digital form on the tester, and is directly perceived and convenient;
(2) The utility model discloses a stem stalk fixed establishment can be fixed with detection head and rape stem stalk, makes the rape stem stalk when crooked, detects the head and does not take place the displacement with the rape stem stalk to through the design of slide rail, can ensure that when the push rod promotes, the stem stalk can be crooked, and through the design of ball, makes the contact friction between push rod and the slide rail convert into rolling friction power, further reduces the resistance that receives, thereby can make the result of actual survey unanimous with the result of the actual lodging resistance critical thrust of crop colony, improved the result accuracy of lodging resistance test;
(3) The utility model discloses a slewing mechanism's design can ensure that the push rod when promoting the slide rail forward, the slide rail can incline and deflect, and then makes the stem stalk of being connected with it crooked, realizes the purpose of measurement, simultaneously through the design of spacing logical groove, can make the dwang spacing by spacing logical groove when the stem stalk is crooked to be 45 jiaos with the horizontal direction, and can not rotate, and then make the stem stalk can not be crooked again, the staff closes flexible motor, stop the push rod to promote, avoid the stem stalk excessively to bend, and cause irreversible damage;
(4) The utility model discloses a supporting mechanism's design not only can support tester and flexible motor, can also be used for adjusting the height of tester and flexible motor to satisfy the test of the lodging resistance nature of not co-altitude rape stem stalk, improved the suitability, simultaneously through the design of fixed jaw, can insert the ground with supporting mechanism in, fix it, improved the stability in the testing process.
Drawings
FIG. 1 is a schematic structural view of a device for measuring lodging resistance of a rape plant according to an embodiment of the present invention;
fig. 2 is a left side view of the rotating mechanism in the embodiment of the present invention;
fig. 3 is a cross-sectional view of a rotating mechanism in an embodiment of the present invention;
fig. 4 is a schematic structural view of a limiting through groove in an embodiment of the present invention;
fig. 5 is a top view of a stalk securing mechanism in an embodiment of the present invention;
fig. 6 is a schematic view of a connection structure of the slide rail, the ball and the push rod according to the embodiment of the present invention;
fig. 7 is a cross-sectional view of a support mechanism in an embodiment of the invention;
in the figure: 1. a support mechanism; 101. a support column; 102. a support bar; 103. an upper support rod; 104. a lower support cylinder; 105. an external thread; 106. an internal thread; 2. a tester; 3. a detection head; 4. a stalk fixing mechanism; 401. an arc-shaped splint; 402. a fixed block; 403. a bolt; 5. a slide rail; 6. a ball bearing; 7. a connecting rod; 8. a rotating mechanism; 801. a mounting seat; 802. a spherical groove; 803. a ball head; 804. rotating the rod; 805. a limiting through groove; 9. a telescopic motor; 10. a push rod; 11. fixing the rod; 12. a protective cushion layer; 13. and fixing the fork head.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth on edge. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As shown in fig. 1 to 7, the device for determining lodging resistance of a rape plant provided by the embodiment of the present invention comprises a supporting mechanism 1, wherein the top of the supporting mechanism 1 is provided with a tester 2 through a rotating mechanism 8, the working end of the tester 2 is provided with a detection head 3, and the top and the bottom of the detection head 3 are respectively and symmetrically provided with a stalk fixing mechanism 4;
a vertical slide rail 5 is arranged on the side surface of the tester 2 opposite to the detection head 3, a ball 6 is arranged in the slide rail 5 in a sliding manner, and a connecting rod 7 with an L-shaped structure is arranged on the supporting mechanism 1; the tester 2 adopts the existing pressure tester, the model is SF-2, the design of the sliding rail 5 and the ball 6 can ensure that the stalk can be bent when the push rod 10 is pushed, and the contact friction force between the push rod 10 and the sliding rail 5 is converted into rolling friction force through the design of the ball 6, so that the resistance force is further reduced, the actual measured result is consistent with the actual lodging-resistant critical thrust result of a crop group, and the accuracy of the lodging-resistant force test result is improved.
The top of the short wall end of the connecting rod 7 is provided with a telescopic motor 9, one side of the ball 6 far away from the sliding rail 5 is horizontally and fixedly provided with a push rod 10, and the movable end of the push rod 10 is fixedly connected with the output end of the telescopic motor 9. The telescopic motor adopts the existing telescopic motor, as long as can realize promoting push rod 10 extension or shorten can, start telescopic motor 9, telescopic motor 9 drive push rod 10 extension promotes slide rail 5 to the rape direction deflection, and then drives and detects head 3 and be the rape stalk crooked.
The top and the bottom of the detection head 3 are respectively and symmetrically provided with a fixed rod 11 with an inverted L-shaped structure, and the stalk fixing mechanism 4 is arranged at the movable end of the fixed rod 11. Dead lever 11 is used for connecting and detects head 3 and stem stalk fixed establishment 4, and the design of two stem stalk fixed establishment 4 can make and detect head 3 and rape stem stalk and realize better stable the connection, avoids both to shift each other, produces displacement frictional force and influences the measuring accuracy.
Stalk fixed establishment 4 contains the arc splint 401 that two symmetries set up, and the one end of two arc splint 401 is passed through the round pin hub and is rotated the connection, and the other end of two arc splint 401 is provided with fixed block 402, and two fixed blocks 402 pass through bolt 403 to be fixed, and one of them arc splint 401's lateral surface is connected with the expansion end of dead lever 11 is perpendicular. When fixing the rape stem through stem stalk fixed establishment 4, at first, take off bolt 403, open two arc splint 401, place the rape stem in between two arc splint 401, then inwards close two arc splint 401, make two arc splint 401 press from both sides tight the rape stem, then fix two arc splint 401 through bolt 403, realize the fixed of rape stem stalk, avoid taking place the displacement between 3 and the rape stem stalk of probe among the measurement process.
The inner side surface of the arc-shaped splint 401 is provided with a protective cushion layer 12. The design of the protective cushion layer 12 can avoid two arc-shaped clamping plates 401 from damaging the rape stalks when clamping the rape stalks.
The top of the side of the mounting seat 801 is provided with a limiting through groove 805, and the limiting through groove 805 is communicated with the top of the mounting seat 801 and the spherical groove 802. Dwang 804 can be ensured to deflect through the design of spacing logical groove 805 and rotates to can be when the rape stem stalk is crooked to be 45 with horizontal contained angle, at this moment, dwang 804 rotates the edge of spacing logical groove 805 by spacingly, can't continue to deflect downwards, makes the rape stem stalk can't be crooked again, and flexible motor is closed to the staff this moment, stops the push rod and promotes, avoids the stem stalk excessively crooked, and causes irreversible damage.
The supporting mechanism 1 comprises a supporting column 101, three supporting rods 102 are uniformly arranged at the bottom of the supporting column 101 at intervals, and each supporting rod 102 is a telescopic supporting rod. The support rod 102 comprises an upper support rod 103 and a lower support cylinder 104, the top of the upper support rod 103 is fixedly connected with the bottom of the support column 101, an external thread 105 is arranged on the outer side surface of the upper support rod 103, an internal thread 106 matched with the external thread 105 is arranged inside the lower support cylinder 104, and the upper support rod 103 is connected with the internal thread 106 inside the lower support cylinder 104 through the external thread 105. Because be provided with external screw thread 105 and internal thread 106 on last bracing piece 103 and the lower support cylinder 104 respectively, so through rotating lower support cylinder 104 when using, under the screw thread effect, lower support cylinder 104 can reciprocate on last bracing piece 103 to make the length increase or the reduction of bracing piece 102, and then make the height of support column 101 obtain the adjustment, thereby can test the lodging resistance ability of rape stem stalk of co-altitude.
The bottom of each lower support cylinder 104 is provided with a fixed prong 13. The fixing fork head 13 can be inserted into soil, so that the supporting mechanism 1 is stably fixed, and the stability of the support is improved.
The embodiment of the utility model provides a rape plant lodging resistance survey device is when using, at first height through adjustment supporting mechanism 1, make the fixed height of highly satisfying the rape stem stalk of stem stalk fixed establishment 4, insert three fixed jaw 13 in soil after that, fix bearing structure 1, after that carry out the centre gripping through two upper and lower stem stalk fixed establishment 4 respectively to the stem stalk of rape and fix, after that start tester 2 start, start flexible motor 9 after that, flexible motor 9 drive push rod 10 extends, promote slide rail 5 and deflect to the rape direction, under slewing mechanism 8's effect, it deflects to drive tester 2, make the stem stalk that detects first 3 oppression rape complete, along with push rod 10 to slide rail 5's promotion, push rod 10's front end passes through ball 6 and slides along slide rail 5 and shifts up, when push rod 10 promotes the stem stalk of rape and is crooked to be 45 with horizontal included angle, at this moment, 804 rotates the edge of spacing logical groove 805 by spacingly, can't continue to deflect, make the rape stem stalk can's bending again, survey personnel turn off flexible motor 9, when push rod 10 stops to promote when push rod is crooked and is 45 with horizontal included angle, the maximum stem stalk that the test the display screen is displayed in order to bear the most 2 stem stalk and detect the stem stalk and come out.
To sum up, the device for measuring the lodging resistance of rape plants provided by the embodiment of the utility model drives the push rod to push the slide rail forwards through the telescopic motor, drives the tester and the detection head to apply a certain force to the stalks of rape, so that the stalks are bent, when the stalks are bent to form an included angle of 45 degrees with the horizontal direction, the push rod stops pushing the stalks, the maximum pressure born by the stalks in the limit state is detected through the detection head, and is displayed on the display screen of the tester in a digital form, so that the device is visual and convenient; and can fix detection head and rape stem stalk through stem stalk fixed establishment, make the rape stem stalk when crooked, it does not take place the displacement to detect the head and the rape stem stalk, and through the design of slide rail, when can guaranteeing that the push rod promotes, the stem stalk can be crooked, and through the design of ball, make the contact friction between push rod and the slide rail convert the rolling friction power, further reduce the resistance that receives, thereby can make the result that actually records unanimous with the result of the actual anti-lodging critical thrust of crop colony, the result accuracy of anti-lodging force test has been improved.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. The rape plant lodging resistance measuring device is characterized by comprising a supporting mechanism (1), wherein the top of the supporting mechanism (1) is provided with a tester (2) through a rotating mechanism (8), the working end of the tester (2) is provided with a detecting head (3), and the top and the bottom of the detecting head (3) are respectively and symmetrically provided with a stalk fixing mechanism (4);
a vertical sliding rail (5) is arranged on the side surface of the tester (2) opposite to the detection head (3), a ball (6) is arranged in the sliding rail (5) in a sliding manner, and a connecting rod (7) with an L-shaped structure is arranged on the supporting mechanism (1);
the top of the short wall end of the connecting rod (7) is provided with a telescopic motor (9), the ball (6) is far away from one side of the sliding rail (5) is horizontally and fixedly provided with a push rod (10), and the movable end of the push rod (10) is fixedly connected with the output end of the telescopic motor (9).
2. The device for measuring lodging resistance of rape plants as claimed in claim 1, wherein the top and bottom of the detection head (3) are symmetrically provided with fixing rods (11) with inverted "L" shaped structure, respectively, and the stalk fixing mechanism (4) is provided at the movable end of the fixing rods (11).
3. The device for determining the lodging resistance of a rape plant as claimed in claim 2, wherein the stalk fixing mechanism (4) comprises two symmetrically arranged arc-shaped clamping plates (401), one ends of the two arc-shaped clamping plates (401) are rotatably connected through a pin, the other ends of the two arc-shaped clamping plates (401) are provided with fixing blocks (402), the two fixing blocks (402) are fixed through bolts (403), and the outer side surface of one arc-shaped clamping plate (401) is vertically connected with the movable end of the fixing rod (11).
4. The apparatus for determining lodging resistance of a rape plant as claimed in claim 3, wherein the inner side of the arcuate clamping plate (401) is provided with a protective cushion (12).
5. The device for determining the lodging resistance of a rape plant as claimed in claim 1, wherein the rotating mechanism (8) comprises an installation seat (801), a spherical groove (802), a ball head (803) and a rotating rod (804), the installation seat (801) is fixedly arranged at the top of the supporting mechanism (1), the spherical groove (802) is arranged inside the installation seat (801), the top of the installation seat (801) is provided with an opening communicated with the spherical groove (802), the ball head (803) is rotatably embedded into the spherical groove (802), the rotating rod (804) is vertically and fixedly arranged at the top of the ball head (803), and the top of the rotating rod (804) is fixedly connected with the bottom of the sliding rail (5).
6. The device for determining the lodging resistance of a rape plant as claimed in claim 5, wherein the top of the side of the mounting seat (801) is provided with a limiting through groove (805), and the limiting through groove (805) is communicated with the top of the mounting seat (801) and the spherical groove (802).
7. The apparatus for determining lodging resistance of a canola plant as in claim 1, wherein the supporting mechanism (1) comprises a supporting post (101), three supporting rods (102) are uniformly spaced at the bottom of the supporting post (101), and each supporting rod (102) is a retractable supporting rod.
8. The device for determining the lodging resistance of a rape plant as claimed in claim 7, wherein the supporting rod (102) comprises an upper supporting rod (103) and a lower supporting cylinder (104), the top of the upper supporting rod (103) is fixedly connected with the bottom of the supporting column (101), an external thread (105) is arranged on the outer side surface of the upper supporting rod (103), an internal thread (106) matched with the external thread (105) is arranged inside the lower supporting cylinder (104), and the upper supporting rod (103) is connected with the internal thread (106) inside the lower supporting cylinder (104) through the external thread (105).
9. The apparatus for determining lodging resistance of a rape plant as claimed in claim 8, wherein the bottom of each lower support canister (104) is provided with a fixed prong (13).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221322521.5U CN218157762U (en) | 2022-05-30 | 2022-05-30 | Rape plant lodging resistance survey device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221322521.5U CN218157762U (en) | 2022-05-30 | 2022-05-30 | Rape plant lodging resistance survey device |
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| CN218157762U true CN218157762U (en) | 2022-12-27 |
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| CN202221322521.5U Active CN218157762U (en) | 2022-05-30 | 2022-05-30 | Rape plant lodging resistance survey device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115953402A (en) * | 2023-03-13 | 2023-04-11 | 江西农业大学 | Plant stress-strain measurement method and device based on machine vision |
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2022
- 2022-05-30 CN CN202221322521.5U patent/CN218157762U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115953402A (en) * | 2023-03-13 | 2023-04-11 | 江西农业大学 | Plant stress-strain measurement method and device based on machine vision |
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