CN210639010U - Device for testing anti-bending force of rice stalks - Google Patents
Device for testing anti-bending force of rice stalks Download PDFInfo
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- CN210639010U CN210639010U CN201921369359.0U CN201921369359U CN210639010U CN 210639010 U CN210639010 U CN 210639010U CN 201921369359 U CN201921369359 U CN 201921369359U CN 210639010 U CN210639010 U CN 210639010U
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- bending resistance
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Abstract
A device for testing the bending resistance of rice stalks belongs to the technical field of rice research. Including braced frame, detection device and soft area, braced frame connects by the arc slide that two symmetries set up and constitutes the side on the bottom plate and be 1/4 circular arc structures, set up on the arc slide and to follow the gliding detection device of arc slide, during the test, put at rice plant middle part through soft area cover, pulling testing arrangement slides along the arc slide, and the rice plant passes through between two arc frames, and the pulling force size when testing the whole trunk of rice and breaking. The utility model discloses a set up on braced frame and can follow its gliding detection device of arc slide, its one end is passed through soft area and is connected the rice stem stalk, and the pulling force is applyed to the other end, just can accurately survey the anti power of buckling size, simple structure, convenient operation of rice stem stalk.
Description
Technical Field
The invention belongs to the technical field of rice research, and particularly relates to a device for testing the bending resistance of rice stalks.
Background
The rice stalk folding resistance refers to the force used for breaking rice stalks or internodes, the folding resistance of the rice stalks or internodes influences the lodging resistance of rice in the growth process, and finally the yield of the rice in unit area is determined, so that scientific and accurate determination of the rice stalk folding resistance is important for rice scientific research work. However, due to the defects of structural design, the existing rice stalk bending resistance measuring instrument has the technical problems of poor measuring accuracy, incapability of truly reflecting the rice stalk bending resistance, strict and single requirement on the length and the size of the detected rice stalk and the like. The invention patent application with the patent number 201310008728.4 discloses a rice stem bending resistance measuring device, wherein a T-shaped groove is formed in a base, a fixed supporting plate is fixedly arranged on the side part of the upper end face of the base in a cantilever structure, a T-shaped positioning pin and a T-shaped screw are arranged in the T-shaped groove, an adjusting supporting plate is fixedly arranged on the T-shaped positioning pin, the T-shaped screw is inserted in a hole of the adjusting supporting plate, the adjusting supporting plate is fixed on the upper end face of the base through the matching of the T-shaped screw and a locking nut and is in a cantilever structure, a fixed limiting plate and an adjusting limiting plate are fixedly arranged on the fixed supporting plate and the adjusting supporting plate respectively, the inner side faces of the fixed supporting plate and the fixed limiting plate and the inner side faces of the adjusting supporting plate are in staggered configuration and integrally in a step shape, and fine sand is arranged in a weight barrel. During the use, will be surveyed rice stem 4 both ends support and place on fixed support plate 2 and regulation backup pad 5, confirm the distance between fixed limiting plate 3 and the regulation limiting plate 5 according to the length of rice stem 4, loosen lock nut 8 promptly, adjust backup pad 5 along T type groove 12 lateral shifting on base 1, make its both ends contact with fixed limiting plate 3 medial surface and regulation limiting plate 6 medial surface respectively under the natural extension length of rice stem 4, it is fixed on base 1 to twist lock nut 8, utilize lifting hook 11 to hang heavy object bucket 9 on rice stem 4 intermediate position, then slowly evenly pour into heavy object bucket 9 with fine sand 10, when rice stem 4 breaks, the total weight of weighing heavy object bucket 9 and fine sand 10, the bending resistance data of this rice stem 4 is obtained. The testing device has a complex structure, great damage to the rice stalks, complex testing process and inconvenient operation, and is not beneficial to popularization and application.
Disclosure of Invention
To the technical problem who exists, provide a device of test rice stem stalk bending resistance, simple structure, the test is accurate, and the operation is simple and easy.
The purpose of the invention is realized by the following technical scheme:
the invention relates to a device for testing the rice anti-bending force, which comprises a supporting frame, a detection device and a soft belt, wherein the supporting frame is connected to a bottom plate through two symmetrically arranged arc-shaped slideways to form an 1/4 arc-shaped structure on the side surface, the detection device capable of sliding along the arc-shaped slideways is arranged on the arc-shaped slideways, and when in testing, the soft belt is sleeved on rice plants, the detection device is pulled to slide along the arc-shaped slideways, and the tensile force is read when the rice plants are broken.
Preferably, arc slide one end is passed through scalable vertical support column and is supported on the bottom plate, and other end lug connection is on the bottom plate, and the lug connection distolateral setting is adjusted the post on this end bottom plate, adjust the post and the flexible partial sleeve height of scalable vertical support column the same, guarantee arc slide both ends simultaneously along the flexible same height of vertical direction.
Preferably, the adjusting column is provided with positive scales, namely, the scales are 0-20 cm from bottom to top; the telescopic part in the sleeve on the telescopic vertical support column is provided with reverse scales, namely the scales are 0-20 cm from top to bottom; the non-telescopic part of the upper part of the telescopic vertical support column is provided with scales which are 20-50 cm from bottom to top; locking bolts are arranged on the adjusting columns and the telescopic vertical supporting columns, and the adjusting columns are fastened through the locking bolts after the height is adjusted.
Preferably, the distance W between the two arc-shaped slideways is 16-20 cm.
Preferably, the connecting end of the arc-shaped slideway and the adjusting column is provided with a lantern ring, and the lantern ring is sleeved on the adjusting column and is tightly connected with the adjusting column through a locking bolt.
Preferably, the arc-shaped slide way and the telescopic vertical supporting column are of an integral or split structure, the bottom of the telescopic vertical supporting column is sleeved in a sleeve of the telescopic vertical supporting column, and the telescopic vertical supporting column is fastened and connected through a locking bolt after the height is adjusted.
Preferably, the surfaces of the adjusting column and the telescopic part of the telescopic vertical supporting column, which are contacted with the locking bolt, are flat surfaces, and friction surfaces are arranged on the surfaces, and the locking bolt is contacted and fastened with the friction surfaces.
Preferably, the surfaces of the adjusting column and the telescopic part of the telescopic vertical supporting column, which are contacted with the locking bolt, are flat surfaces, arc-shaped groove surfaces are arranged on the surfaces at intervals of 1cm, and the locking bolt is contacted and fastened with the arc-shaped groove surfaces.
Preferably, the detection device comprises a force measuring device and a sliding seat for installing the force measuring device, a groove matched with the arc-shaped slide way is formed in the bottom side of the sliding seat, and a clamp holder is arranged at the top of the sliding seat and used for clamping the force measuring device.
Preferably, the clamp comprises two symmetrically arranged clamping plates, each clamping plate is fastened through an adjusting screw rod arranged in a nut seat at the top of the sliding seat.
The invention has the beneficial effects that:
1. according to the invention, the detection device capable of sliding along the arc-shaped slide way is arranged on the support frame, one end of the detection device is connected with the rice straw through the soft belt, and the other end of the detection device applies pulling force, so that the anti-bending force of the rice straw can be accurately measured, and the detection device is simple in structure and convenient to operate.
2. The two ends of the arc-shaped slideway of the supporting frame are provided with the height-adjustable structures, so that the two ends of the arc-shaped slideway can be stretched to the same height along the vertical direction at the same time, and the test of rice seedlings with different heights can be met.
3. The arc-shaped slideway is provided with an adjusting column end, and a telescopic part and a non-telescopic part in a sleeve are respectively provided with a reverse scale of 0-20 and a forward scale of 20-50; the height is conveniently calculated and adjusted. Locking bolts are arranged on the adjusting columns and the telescopic vertical supporting columns, and the adjusting columns are fastened through the locking bolts after the height is adjusted. The connecting end of the arc-shaped slideway and the adjusting column is provided with a lantern ring which is sleeved on the adjusting column and is tightly connected with the adjusting column through a locking bolt. The surfaces of the adjusting columns and the telescopic parts of the telescopic vertical supporting columns, which are contacted with the locking bolts, are flat surfaces, and friction surfaces are arranged on the surfaces; or arc-shaped groove surfaces are arranged on the friction surfaces at intervals of 1cm, and the locking bolts are in contact fastening with the friction surfaces or the arc-shaped groove surfaces.
4. The bottom side of a sliding seat of the detection device is provided with a groove matched with an arc-shaped slideway, the top of the sliding seat is provided with a clamping plate type clamp, each clamping plate is fastened through an adjusting screw rod arranged in a nut seat at the top of the sliding seat, and the clamping plate is adjusted through the adjusting screw rod to clamp a dynamometer.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic view of the inner column of the telescopic vertical support column of fig. 1.
FIG. 4 is a schematic structural diagram of the detecting device of the present invention.
In the figure: 1. the rice straw testing device comprises a telescopic vertical supporting column, 11 parts of a sleeve, 12 parts of a non-telescopic part, 2 parts of a bottom plate, 3 parts of a lantern ring, 4 parts of an adjusting column, 5 parts of an arc-shaped slideway, 6 parts of a testing device, 61 parts of a force measuring device, 62 parts of a sliding seat, 63 parts of a clamping block, 64 parts of a nut seat, 65 parts of an adjusting screw rod, 66 parts of a groove, 7 parts of a soft belt, 8 parts of a rice straw and 9 parts of a drainage hole.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
Example (b): as shown in figures 1-3, the device for testing the rice anti-bending force comprises a supporting frame, a detection device 6 and a soft belt 7, wherein the supporting frame is formed by connecting two arc-shaped slideways 5 which are symmetrically arranged on a bottom plate 2 to form an 1/4-arc-shaped structure, the detection device 6 which can slide along the arc-shaped slideways 5 is arranged on the arc-shaped slideways 5, and during testing, the soft belt 7 is sleeved on a rice stem 8, the detection device 6 is pulled to slide along the arc-shaped slideways 5, and the testing force when the rice seedling diameter 8 is broken is tested.
5 one end of arc slide is supported on bottom plate 2 through scalable vertical support post 1, and other end lug connection is on bottom plate 2, and lug connection distolateral setting is adjusted post 4 on this end bottom plate 2, adjust post 4 and scalable vertical support post 1's flexible partial sleeve 11 height-alike, guarantee 5 both ends of arc slide simultaneously along the flexible same height of vertical direction.
The adjusting column 4 is provided with positive scales which are 0-20 cm from bottom to top; the telescopic part on the telescopic vertical supporting column 1 in the sleeve 11 is provided with reverse scales, namely 0-20 cm from top to bottom. The sleeve height is 20cm, and the non-telescopic part 12 on the upper portion of the telescopic vertical supporting column 1 is provided with scales which are 20-50 cm from bottom to top. All have locking bolt on adjusting post 4 and scalable vertical support post 1, after the height-adjusting, fasten through locking bolt.
The distance W between the two arc-shaped slideways 5 is 16-20 cm; the requirement that rice plants freely pass through the two arc-shaped frames is met, and the measurement result is not influenced during measurement. The length and the width of the bottom plate 2 are as small as possible, and the arc-shaped slide rail 5 can be mounted.
The connecting end of the arc-shaped slideway 5 and the adjusting column 4 is provided with a lantern ring 3, and the lantern ring 3 is sleeved on the adjusting column 4 and is tightly connected with the adjusting column 4 through a locking bolt; the height can be conveniently adjusted.
Arc slide 5 and scalable vertical support post 1 structure as an organic whole or components of a whole that can function independently, in its sleeve 11 is arranged in to scalable vertical support post 1 bottom cover, through locking bolt fastening connection after the height-adjusting.
The surfaces of the adjusting column 4 and the telescopic part of the telescopic vertical supporting column 1, which are contacted with the locking bolt, are flat surfaces, and friction surfaces are arranged on the surfaces, and the locking bolt is contacted and fastened with the friction surfaces.
Another alternative of this example: the surfaces of the adjusting column 4 and the telescopic part of the telescopic vertical supporting column 1, which are contacted with the locking bolt, are flat surfaces, arc-shaped groove surfaces are arranged on the flat surfaces at intervals of 1cm, and the locking bolt is contacted and fastened with the arc-shaped groove surfaces.
As shown in fig. 4, the detecting device 6 comprises a force measuring device 61 and a slide 62 for mounting the force measuring device, a groove 66 matched with the arc-shaped slideway 5 is formed on the bottom side of the slide 62, a clamp is arranged on the top of the slide 62 and clamps the force measuring device 61, and the force measuring device 61 is a purchased part. In order to make the detection device 6 slide along the arc-shaped slideway 5 more smoothly, a pulley rolling along the arc-shaped slideway 5 is also arranged on the groove 66 of the sliding seat 62.
The clamp 63 comprises two clamp blocks 63 arranged symmetrically, and each clamp block 63 is fastened by an adjusting screw 65 arranged in a nut seat 64 at the top of the sliding seat.
A plurality of water drainage holes 9 are formed on the bottom plate 2. To drain the water that has soaked onto the soleplate 2.
When the device is used, the device is placed on a rice seedling ridge platform, the heights of two ends of the arc-shaped slide ways 5 on the supporting frame are adjusted, the device is tied on rice seedling stems 8 to be tested through the soft belts 7 on the detection device 6, the detection device 6 is pulled to enable the grooves on the detection device to slide downwards along the arc-shaped slide ways 5 until the rice seedling stems 8 are broken, and the reading on the force measuring device 61 is read, namely the rice seedling stem anti-bending force. After the test, the testing device of the invention is lifted, and the water on the bottom plate 2 is drained through the drain holes on the bottom plate.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (12)
1. The utility model provides a test rice stem stalk bending resistance's device which characterized in that: including braced frame, detection device and soft area, braced frame connects by the arc slide that two symmetries set up and constitutes the side on the bottom plate and be 1/4 circular arc structures, set up on the arc slide and to follow the gliding detection device of arc slide, during the test, put on the rice plant through soft area cover, pulling testing arrangement slides along the arc slide, reads tensile size when treating the rice plant rupture.
2. The apparatus for testing the bending resistance of rice straw according to claim 1, wherein: the arc slide one end is supported on the bottom plate through scalable vertical support post, and other end lug connection is on the bottom plate, and the end side of lug connection sets up the regulation post on this end bottom plate, the flexible partial sleeve height of regulation post and scalable vertical support post is the same, guarantees the flexible same height of arc slide both ends along vertical direction simultaneously.
3. The apparatus for testing the bending resistance of rice straw according to claim 2, wherein: the adjusting column is provided with positive scales which are 0-20 cm from bottom to top; the telescopic part in the sleeve on the telescopic vertical support column is provided with reverse scales, namely the scales are 0-20 cm from top to bottom; the non-telescopic part of the upper part of the telescopic vertical support column is provided with scales which are 20-50 cm from bottom to top; locking bolts are arranged on the adjusting columns and the telescopic vertical supporting columns, and the adjusting columns are fastened through the locking bolts after the height is adjusted.
4. The apparatus for testing the bending resistance of rice straw according to claim 3, wherein: the surface of the telescopic part of the adjusting column contacting with the locking bolt is a flat surface, and the surface is provided with a friction surface, and the locking bolt is contacted and fastened with the friction surface.
5. The apparatus for testing the bending resistance of rice straw according to claim 3, wherein: the surface of the telescopic part of the adjusting column, which is contacted with the locking bolt, is a flat surface, arc-shaped groove surfaces are arranged on the surface at intervals of 1cm, and the locking bolt is contacted and fastened with the arc-shaped groove surfaces.
6. The apparatus for testing the bending resistance of rice straw according to claim 1, wherein: the distance W between the two symmetrically arranged arc slideways is 16-20 cm.
7. The apparatus for testing the bending resistance of rice straw according to claim 1, wherein: the connecting end of the arc-shaped slideway and the adjusting column is provided with a lantern ring which is sleeved on the adjusting column and is tightly connected with the adjusting column through a locking bolt.
8. The apparatus for testing the bending resistance of rice straw according to claim 1, wherein: the arc-shaped slide way and the telescopic vertical supporting column are of an integral or split structure, the bottom of the telescopic vertical supporting column is sleeved in a sleeve of the telescopic vertical supporting column, and the telescopic vertical supporting column is fastened and connected through a locking bolt after the height is adjusted.
9. The apparatus for testing the bending resistance of rice straw according to claim 8, wherein: the surface of the telescopic part of the telescopic vertical supporting column, which is contacted with the locking bolt, is a flat surface, and the surface is provided with a friction surface, and the locking bolt is contacted and fastened with the friction surface.
10. The apparatus for testing the bending resistance of rice straw according to claim 8, wherein: the surface of the telescopic part of the telescopic vertical supporting column, which is in contact with the locking bolt, is a flat surface, arc-shaped groove surfaces are arranged on the flat surface at intervals of 1cm, and the locking bolt is in contact with and fastened with the arc-shaped groove surfaces.
11. The apparatus for testing the bending resistance of rice straw according to claim 1, wherein: the detection device comprises a force measuring device and a sliding seat for mounting the force measuring device, a groove matched with the arc-shaped slide way is formed in the bottom side of the sliding seat, and a clamp holder is arranged at the top of the sliding seat and used for clamping the force measuring device.
12. The apparatus for testing the bending resistance of rice straw according to claim 11, wherein: the clamp holder comprises two clamp plates which are symmetrically arranged, and each clamp plate is fastened through an adjusting screw rod arranged in a nut seat at the top of the sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921369359.0U CN210639010U (en) | 2019-08-22 | 2019-08-22 | Device for testing anti-bending force of rice stalks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921369359.0U CN210639010U (en) | 2019-08-22 | 2019-08-22 | Device for testing anti-bending force of rice stalks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210639010U true CN210639010U (en) | 2020-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921369359.0U Expired - Fee Related CN210639010U (en) | 2019-08-22 | 2019-08-22 | Device for testing anti-bending force of rice stalks |
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| CN (1) | CN210639010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537363A (en) * | 2020-06-29 | 2020-08-14 | 黑龙江省农业科学院耕作栽培研究所 | Device for rapidly measuring stalk breaking resistance of gramineous crops |
-
2019
- 2019-08-22 CN CN201921369359.0U patent/CN210639010U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537363A (en) * | 2020-06-29 | 2020-08-14 | 黑龙江省农业科学院耕作栽培研究所 | Device for rapidly measuring stalk breaking resistance of gramineous crops |
| CN111537363B (en) * | 2020-06-29 | 2023-10-20 | 黑龙江省农业科学院耕作栽培研究所 | Quick measuring device of poaceae crop stalk bending resistance |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200529 Termination date: 20210822 |
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| CF01 | Termination of patent right due to non-payment of annual fee |