CN116625736B - Compound fertilizer component determination sample extraction device and extraction method - Google Patents
Compound fertilizer component determination sample extraction device and extraction method Download PDFInfo
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- CN116625736B CN116625736B CN202211112550.3A CN202211112550A CN116625736B CN 116625736 B CN116625736 B CN 116625736B CN 202211112550 A CN202211112550 A CN 202211112550A CN 116625736 B CN116625736 B CN 116625736B
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 75
- 150000001875 compounds Chemical class 0.000 title claims abstract description 63
- 238000000605 extraction Methods 0.000 title claims abstract description 23
- 238000005070 sampling Methods 0.000 claims abstract description 175
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 239000004615 ingredient Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 11
- 238000007790 scraping Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 11
- 238000005259 measurement Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005381 potential energy Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005574 cross-species transmission Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000013100 final test Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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- General Health & Medical Sciences (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a compound fertilizer ingredient determination sample extraction device and an extraction method, wherein the device comprises a sampling inserted bar, a plurality of mounting holes communicated with an adjusting cavity are formed in the outer wall of the sampling inserted bar, sampling boxes are hinged in each mounting hole, one end side wall of each sampling box, which is positioned at a hinged position, is fixedly provided with an extension bar, the end part of each extension bar is hinged with a first ejector rod, a T-shaped sliding bar is connected in a sliding manner in a T-shaped adjusting groove in a sliding manner, one end of each T-shaped sliding bar, which is close to the T-shaped adjusting groove, is hinged with the end part of the first ejector rod, a T-shaped bar is rotationally arranged in the adjusting cavity of the sampling inserted bar, a connecting block is fixedly sleeved on the outer wall of each T-shaped bar, a lug is fixed on the side wall of the end part of each connecting block, and one end, which is far away from the T-shaped adjusting groove, of each T-shaped sliding bar is in sliding fit with an arc surface of each lug in a rolling ball sliding manner, and the beneficial effects achieved by the invention are that: and the fertilizer at any position is collected according to the drawing collection equipment required by collection, the collection range is larger, the detection data is representative, and the accuracy of the final detection data is improved.
Description
Technical Field
The invention relates to the technical field of extraction of compound fertilizer component determination samples, in particular to a compound fertilizer component determination sample extraction device and an extraction method.
Background
In the production of compound fertilizer, the compound fertilizer is sampled and measured to judge whether the component proportion of the compound fertilizer accords with various indexes of the finished compound fertilizer, the current sampling mode is generally that a worker holds a sampling device to insert fertilizer particles, the fertilizer particles fall into a collecting tank of the sampling device, and then the sampled product is poured out, and the sampling mode is simple and convenient to operate;
the utility model provides a sampling device for chemical fertilizer detection that application number is CN202020612645.1, it is through the chemical fertilizer simultaneous sampling of different level positions department in the chemical fertilizer to have recorded for testing result is more representative, but the collection operation of different levels is nevertheless can realize, but when will gathering, in inserting the fertilizer heap with sampling equipment directly, the fertilizer of the feed inlet place of collection equipment can directly get into the feed inlet and gather, consequently collection equipment inserts the in-pile collection in-process of fertilizer, the fertilizer can enter into the feed inlet at will and collect, result in collection equipment can't stretch into the in-pile depths of waste material and gather the operation, easily result in the collection scope limited, can't gather the operation according to the required pull collection equipment of collection to the fertilizer of optional position, influence the accuracy of final detection data.
Disclosure of Invention
The invention aims to solve the technical problem of providing a device and a method for extracting a compound fertilizer ingredient determination sample, so that the device and the method solve the problems in the background art.
The technical scheme adopted for solving the technical problems is as follows: a compound fertilizer composition measurement sample extraction device, comprising: the sampling inserted bar, the inside regulation cavity that is equipped with of sampling inserted bar, the mounting hole that a plurality of and regulation cavity communicate has been seted up to the outer wall of sampling inserted bar, all articulates in every mounting hole has the sampling box, and articulated department is equipped with the torsional spring, utilizes the torsion potential energy of torsional spring to avoid the sampling box to overturn at will in the mounting hole.
The sampling box is of a fan-shaped structure, and a collecting cavity is formed in one end, away from the hinge position, of the sampling box.
The sampling box is fixed with the extension rod in the one end lateral wall of articulated position, the tip of extension rod articulates there is first ejector pin, a plurality of T type adjustment tank has been seted up to the regulation cavity inner wall of sampling inserted bar, sliding joint has T type slide bar in the T type adjustment tank, the one end that T type slide bar is close to T type adjustment tank articulates with the tip of first ejector pin, no longer removes after the sampling inserted bar inserts the required sampling position in the compound fertilizer pile, slides T type slide bar along T type adjustment tank inside, overturns the articulated position of extension rod and sampling box around the sampling box through first ejector pin, until the sampling box turns out the mounting hole, after collecting, in can retrieving to the regulation cavity by the reverse rotation of sampling box, can enough place the sample that the sampling box gathered and spill over from collecting the intracavity, on the other hand does not influence the resistance when sampling inserted bar is taken out from the compound fertilizer pile.
The T-shaped rod is rotationally arranged in the adjusting cavity of the sampling inserted rod, the connecting block is fixedly sleeved on the outer wall of the T-shaped rod, the side wall of the end part of the connecting block is fixedly provided with a convex block, the end part of the convex block is provided with an arc-shaped surface with a parabolic structure, a plurality of rolling balls are rotationally embedded in the arc-shaped surface, one end of the T-shaped sliding rod far away from the T-shaped adjusting groove is in sliding fit with the rolling ball on the arc surface of the lug, and when the lug performs circular motion, the T-shaped sliding rod can slide along the inside of the T-shaped adjusting groove, so that all sampling boxes can be synchronously adjusted.
As a preferable technical scheme of the invention, one end of an adjusting cavity of the sampling inserted rod is fixedly provided with a connecting sleeve, the end part of the connecting sleeve is provided with a T-shaped groove in sliding connection with a T-shaped rod, the T-shaped rod is sleeved with a spring positioned in the T-shaped groove, the end part of the T-shaped rod penetrates through a notch of the T-shaped groove and the adjusting cavity and then extends to the outside of the sampling inserted rod, and is connected with a pull ring, and the T-shaped rod can be driven to rotate in the connecting sleeve by holding the pull ring by hands, and can also slide in the axial direction in the connecting sleeve to draw and adjust the position.
As a preferable technical scheme of the invention, one end of the T-shaped rod, which is positioned in the T-shaped groove, is provided with a limiting groove, and a limiting block which is clamped with the limiting groove is fixedly arranged on the side wall of one side, which is far away from the notch, of the T-shaped groove.
As a preferable technical scheme of the invention, the inner wall of the adjusting cavity of the sampling inserting rod is fixedly provided with the arc-shaped sealing cover for sealing the collecting cavity opening of the sampling box, and one end of the sampling box, which is far away from the hinge position, is in sliding fit with the side wall of the arc-shaped sealing cover, so that the collected sample is prevented from falling into the adjusting cavity.
As a preferable technical scheme of the invention, the outer wall of the sampling box with the fan-shaped structure is provided with the arc-shaped surface which is flush with the outer wall of the sampling inserted rod, and the arc-shaped surface is flush with the outer wall of the sampling inserted rod, so that the sampling inserted rod is ensured to be in a complete cylindrical structure in the process of inserting the sampling inserted rod into a compound fertilizer pile, the sampling inserted rod is ensured to be smoothly inserted into any position in the compound fertilizer pile, and the sampling box is convenient to sample.
As a preferable technical scheme of the invention, a plurality of sampling boxes are distributed on two sides of the outer wall of the sampling inserting rod, and the sampling boxes on two sides are distributed in a staggered manner, so that on one hand, when the sampling boxes on two sides are prevented from being relatively distributed, the sampling boxes are contained in the adjusting cavity to occupy a large amount of space, and on the other hand, the acquisition range of the sampling boxes can be enlarged due to the staggered distribution.
As a preferable technical scheme of the invention, a hinge hole is formed in the side wall of the sampling box, which is positioned on one side of the adjusting cavity, a scraping plate is hinged in the hinge hole, a torsion spring is arranged at the hinge position, the side wall of the end part of the scraping plate and the upper side wall of the scraping plate are in sliding fit with the inner wall of the collecting cavity of the sampling box, and the residual sample adhered to the inner wall of the collecting cavity of the sampling box can be completely scraped out of the collecting cavity by overturning the scraping plate around the hinge position.
The T-shaped guide clamping groove which is distributed in an annular structure is formed in the radial side wall of the connecting block, the T-shaped guide clamping groove is internally provided with a T-shaped hinge seat in a rotating and clamping mode, the end portion of the T-shaped hinge seat is hinged with a second ejector rod, a through hole which is convenient for the second ejector rod to slide through is formed in the T-shaped sliding rod, a butt joint rod is fixed on the side wall of the scraping plate, the end portion of the second ejector rod is hinged with the side wall of the end portion of the butt joint rod, when the T-shaped rod rotates, the extending rod and the sampling box are overturned around the hinge position of the sampling box through the first ejector rod until the sampling box is overturned out of the mounting hole, and meanwhile the T-shaped rod is overturned around the hinge position through the connecting block, the T-shaped hinge seat and the second ejector rod transmission, and the scraping plate can scrape a residual sample.
As a preferable technical scheme of the invention, a limit notch is formed on the side wall of one end of the scraper, which is far away from the hinge position, and a limit stop which is opposite to the limit notch is arranged in the hinge hole.
As a preferable technical scheme of the invention, the end part of the sampling inserted rod is of a conical structure, and two handles are symmetrically fixed at one end far away from the conical structure.
Preferably, the extraction method based on the compound fertilizer component measurement sample extraction device comprises the following steps:
the sampling inserted bars are inserted into the compound fertilizers stacked together, each sampling box rotates out from the installation Kong Nafan around the respective hinge position, the opening of the collecting cavity is exposed in the compound fertilizer pile, the sampling inserted bars are pulled out from the compound fertilizers, the compound fertilizers can enter the collecting cavity in the pulling process, the sampling operation of the compound fertilizers at different positions is realized, namely, the collecting operation of the compound fertilizers at any positions is carried out according to the pulling collecting equipment required by the collecting, the collecting range is larger, the detecting data is representative, and the accuracy of the final detecting data is improved.
The invention has the following advantages: utilize the sampling inserted bar to insert in the compound fertilizer that piles up together, according to the sampling demand, the staff holds the handle of sampling inserted bar and freely controls the degree of depth of inserting, after the inserted bar pole position no longer adjusts, namely every sampling box is located the position and no longer takes place the change, every sampling box is rotated out from installation Kong Nafan around respective articulated position afterwards, the collection chamber opening exposes in the compound fertilizer pile, take out the sampling inserted bar from the compound fertilizer, the in-process of taking out, the compound fertilizer can enter into the collection intracavity, realize sampling operation to the compound fertilizer of different positions, promptly according to gathering required pull collection equipment to gathering the operation to the fertilizer of optional position, the acquisition range is great, the test data is representative, improve the accuracy of final test data.
Drawings
FIG. 1 is a schematic view of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a sample cartridge according to a preferred embodiment of the present invention;
FIG. 3 is a cross-sectional view of a top structure of a preferred embodiment of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3A in accordance with a preferred embodiment of the present invention;
FIG. 5 is a schematic view showing a partial structure of a T-bar according to a preferred embodiment of the present invention
FIG. 6 is a schematic view of a connection block and bump structure according to a preferred embodiment of the present invention;
fig. 7 is a partial structural cross-sectional view of a preferred embodiment of the present invention.
Reference numerals illustrate: 1. a sampling box; 2. sampling inserted bars; 3. a handle; 4. a pull ring; 5. a T-shaped rod; 6. a scraper; 7. a T-shaped sliding rod; 8. a T-shaped adjusting groove; 9. a connecting sleeve; 10. a connecting block; 11. a second ejector rod; 12. a bump; 13. a hinge base; 14. a spring; 15. a limit groove; 16. a limiting block; 17. a rolling ball; 18. arc-shaped sealing cover; 19. a butt joint rod; 20. a limit stop; 21. and an extension rod.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying positive importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention is further described below with reference to the accompanying drawings.
Example 1
Referring to fig. 1, 3, 4, 6 and 7 in combination, the invention provides a device and a method for extracting a compound fertilizer ingredient measurement sample, comprising a sampling insert rod 2, wherein an adjusting cavity is arranged in the sampling insert rod 2, a plurality of mounting holes communicated with the adjusting cavity are formed in the outer wall of the sampling insert rod 2, sampling boxes 1 are hinged in each mounting hole, torsion springs are arranged at the hinged positions, the sampling boxes 1 are prevented from being overturned randomly from the mounting holes by torsion potential energy of the torsion springs, that is, when the sampling insert rod 2 is inserted into a compound fertilizer pile for collection operation, each sampling box 1 is limited by torsion potential energy of the torsion springs, and can not be rotated out of the mounting Kong Nafan, so that the resistance when the sampling insert rod 2 is inserted into the compound fertilizer pile is reduced, and the sampling boxes 1 can be rotated out of the mounting Kong Nafan only after the sampling insert rod 2 is inserted into a preset sampling position, thereby solving the problem that a traditional sampling mechanism can not be adjusted and collected according to the collection position.
The sampling boxes 1 are distributed on two sides of the outer wall of the sampling inserted link 2, the sampling boxes 1 on two sides are distributed in a staggered mode, the sampling boxes 1 on the two sides of the sampling inserted link 2 are distributed in a staggered mode, on one hand, when the sampling boxes 1 on the two sides are prevented from being distributed relatively, the sampling boxes 1 are contained in the adjusting cavity to occupy a large amount of space, and on the other hand, the acquisition range of the sampling boxes 1 can be enlarged due to the staggered distribution.
The end part of the sampling inserted rod 2 is of a conical structure, and the conical structure is convenient for assisting the sampling inserted rod 2 to be inserted into a compound fertilizer pile.
Two handles 3 are symmetrically fixed at one end far away from the conical structure, and the sampling inserting rod 2 is conveniently inserted into the compound fertilizer pile by holding the handles 3.
The sampling box 1 is of a fan-shaped structure, a collecting cavity is formed in one end, away from the hinge position, of the sampling box 1, the sampling box 1 rotates out of the mounting Kong Nafan, an opening of the collecting cavity is exposed in a compound fertilizer pile, a sampling inserting rod is pulled out of the compound fertilizer, and in the pulling-out process, the compound fertilizer can enter the collecting cavity, so that the compound fertilizers at different positions are sampled.
In addition, the sampling box 1 outer wall of fan-shaped structure is equipped with the convex face that flushes with sampling inserted bar 2 outer wall, receives torsional potential energy's restriction when sampling box 1, can not follow the installation Kong Nafan and roll out, utilizes convex face to flush with sampling inserted bar 2's outer wall, just so ensures sampling inserted bar 2 to insert the in-process of compound fertilizer pile, sampling inserted bar 2 is complete cylindrical structure, ensures that sampling inserted bar 2 can insert arbitrary position in the compound fertilizer pile smoothly, and sampling box 1 of being convenient for carries out the sampling operation.
The sampling box 1 is fixed with extension rod 21 in the one end lateral wall of articulated position, the tip of extension rod 21 articulates there is first ejector pin, a plurality of T type adjustment tank 8,T type adjustment tank 8 internal sliding joint has T type slide bar 7 in the regulation cavity inner wall of sampling inserted bar 2, the one end that T type slide bar 7 is close to T type adjustment tank 8 articulates with the tip of first ejector pin, no longer remove after the sampling inserted bar 2 inserts the required sampling position in the compound fertilizer pile, slide T type slide bar 7 along inside T type adjustment tank 8, overturn extension rod 21 and sampling box 1 around the articulated position of sampling box 1 through first ejector pin, until sampling box 1 turns out the mounting hole, after collecting, sampling box 1 reverse rotation can retrieve to in the regulation cavity, can place the sample that sampling box 1 gathered and spill over from collecting the intracavity, on the other hand does not influence the resistance when sampling inserted bar 2 draws from the compound fertilizer pile.
The regulation cavity rotation of sampling inserted bar 2 is equipped with T type pole 5, the fixed connecting block 10 that has cup jointed of outer wall of T type pole 5, and the tip lateral wall of connecting block 10 is fixed with lug 12, lug 12 tip is equipped with the arcwall face that is parabolic structure and rotates on the arcwall face and have inlayed a plurality of spin 17, the one end that T type slide bar 7 kept away from T type adjustment tank 8 and spin 17 slip laminating on the arcwall face of lug 12, rotate T type pole 5, connecting block 10 follows pivoted T type pole 5 and rotates in step, lug 12 uses T type pole 5 as rotation center to make circular motion, because the one end that T type slide bar 7 kept away from T type adjustment tank 8 and spin 17 slip laminating on the arcwall face of lug 12, therefore, when lug 12 makes circular motion, can slide T type slide bar 7 along T type adjustment tank 8 inside to realize synchronous adjustment all sampling boxes 1.
The sampling inserted bars 2 are inserted into the compound fertilizers stacked together, a worker holds the handles 3 of the sampling inserted bars 2 to freely control the insertion depth according to sampling requirements, after the positions of the inserted bars 2 are not adjusted, namely the positions of the sampling boxes 1 are not changed, then the sampling boxes 1 rotate out of the mounting Kong Nafan around the respective hinging positions, the openings of the collecting cavities are exposed in the compound fertilizer piles, the sampling inserted bars 2 are extracted from the compound fertilizers, the compound fertilizers can enter the collecting cavities in the extracting process, sampling operation of the compound fertilizers at different positions is realized, namely the compound fertilizers at any positions are collected according to the drawing collecting equipment required by collection, the collecting range is large, the detection data are representative, and the accuracy of the final detection data is improved.
Referring to fig. 7, an arc-shaped sealing cover 18 for sealing a cavity opening of a collecting cavity of the sampling box 1 is fixedly arranged on the inner wall of the adjusting cavity of the sampling rod 2, one end, away from the hinge position, of the sampling box 1 is in sliding fit with the side wall of the arc-shaped sealing cover 18, and when the sampling box 1 collects samples to be stored in the adjusting cavity of the sampling rod 2, the collecting cavity opening of the sampling box 1 is in sliding fit with the arc-shaped sealing cover 18, so that the collected samples cannot fall into the adjusting cavity.
Example 2
Please refer to fig. 1, fig. 3, fig. 4 and fig. 5 in combination, which are further defined on the basis of embodiment 1:
the utility model provides a sample inserted bar 2's regulation cavity one end is fixed and is equipped with connecting sleeve 9, T type groove with T type pole 5 slip grafting is seted up to connecting sleeve 9 tip, T type pole 5 has cup jointed the spring 14 that is located T type inslot portion, utilize the elastic potential energy of spring 14, avoid T type pole 5 to follow the inside pull of T type inslot, the tip of T type pole 5 passes T type inslot notch, extend to the outside of sample inserted bar 2 after adjusting the cavity, and be connected with pull ring 4, hold pull ring 4 through bare-handed, can drive T type pole 5 at the inside rotation of connecting sleeve 9, can also slide pull adjustment position at connecting sleeve 9 inside axial direction.
The spacing groove 15 has been seted up to the one end that T type pole 5 is located T type inslot portion, and the side wall of the inside one side of keeping away from the notch of T type inslot is fixed to be equipped with the stopper 16 with spacing groove 15 joint, utilizes the elasticity of spring 14 to ensure that the tip of T type pole 5 supports in real time and keeps away from the side wall of notch in T type inslot portion, spacing groove 15 and stopper 16 outer wall joint promptly, and the aim at of design like this avoids T type pole 5 to rotate at will, avoids sampling box 1 to be rolled out by the random follow installation Kong Nafan.
When the T-shaped rod 5 is required to be rotated, the T-shaped rod 5 is pulled in the T-shaped groove until the limiting groove 15 is separated from the limiting block 16, so that the sampling box 1 can be adjusted to be turned out from the mounting hole to sample and the sampled compound fertilizer is poured out.
Example 3
Please refer to fig. 1, fig. 2, fig. 3 and fig. 7 in combination, which are further defined on the basis of embodiment 2:
after the sampling box 1 is collected, the sampling inserting rod 2 is completely pulled out of the compound fertilizer pile, then the sampling box 1 is rotated out of the installation Kong Nafan, the collecting cavity opening of the sampling box 1 is exposed outside the sampling inserting rod 2, the sampling inserting rod 2 is obliquely distributed, samples in the sampling box 1 can be led out, but partial samples still remain in the sampling box 1, the sampling box 1 is located on one side wall of the adjusting cavity, a hinge hole is formed in the side wall, a scraping plate 6 is hinged in the hinge hole, a torsion spring is arranged at the hinge position, the side wall of the end part of the scraping plate 6 and the upper side wall and the lower side wall are in sliding fit with the collecting cavity inner wall of the sampling box 1, the scraping plate 6 is overturned around the hinge position, and the residual samples adhered to the collecting cavity inner wall of the sampling box 1 can be completely scraped out of the collecting cavity.
The radial lateral wall of connecting block 10 has seted up the T type guide draw-in groove that is annular structure distribution, T type guide draw-in groove internal rotation joint has T type articulated seat 13, T type articulated seat 13 rotates in T type guide draw-in groove, do not influence T type pole 5 rotation, the tip of T type articulated seat 13 articulates there is second ejector pin 11, set up the through-hole that is convenient for second ejector pin 11 slip to pass on the T type slide bar 7, scraper blade 6 lateral wall is fixed with docking rod 19, second ejector pin 11 tip and docking rod 19 tip lateral wall are articulated, during T type pole 5 rotation, with extension rod 21 and sampling box 1 overturn around the articulated position of sampling box 1 through first ejector pin, until sampling box 1 turns out the mounting hole, simultaneously with T type pole 5 along the inside pull of T type groove, through connecting block 10, T type articulated seat 13 and second ejector pin 11 transmission with scraper blade 6 overturn around the articulated position, scraper blade 6 can strike off the operation to the residual sample.
A limit notch is formed in the side wall of one end, away from the hinge position, of the scraper blade 6, a limit stop 20 opposite to the limit notch is arranged in the hinge hole, and the scraper blade 6 is prevented from being influenced by torsion potential energy of a torsion spring by the limit stop 20, so that the scraper blade 6 overturns out of a hinge space around the hinge position, and a collected sample plate falls into an adjusting cavity.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Other parts of the present invention not described in detail are all of the prior art, and are not described in detail herein. Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (9)
1. The compound fertilizer component measurement sample extraction device is characterized by comprising a sampling inserting rod (2), wherein an adjusting cavity is formed in the sampling inserting rod (2), a plurality of mounting holes communicated with the adjusting cavity are formed in the outer wall of the sampling inserting rod (2), a sampling box (1) is hinged in each mounting hole, and torsion springs are arranged at the hinged positions;
the sampling box (1) is of a fan-shaped structure, and a collecting cavity is formed in one end, away from the hinge position, of the sampling box (1);
an extension rod (21) is fixed on the side wall of one end of the sampling box (1) at the hinged position, a first ejector rod is hinged to the end part of the extension rod (21), a plurality of T-shaped adjusting grooves (8) are formed in the inner wall of an adjusting cavity of the sampling inserting rod (2), T-shaped sliding rods (7) are connected in the T-shaped adjusting grooves (8) in a sliding clamping mode, and one end, close to the T-shaped adjusting grooves (8), of each T-shaped sliding rod (7) is hinged to the end part of the first ejector rod;
the sampling rod comprises a sampling rod body, a sampling rod body (2) and a connecting block (12), wherein a T-shaped rod (5) is rotationally arranged in an adjusting cavity of the sampling rod body (2), a connecting block (10) is fixedly sleeved on the outer wall of the T-shaped rod body (5), the side wall of the end part of the connecting block (10) is fixedly provided with the lug (12), the end part of the lug (12) is provided with an arc surface with a parabolic structure, a plurality of rolling balls (17) are rotationally embedded in the arc surface, and one end, far away from a T-shaped adjusting groove (8), of the T-shaped sliding rod (7) is in sliding fit with the rolling balls (17) on the arc surface of the lug (12);
the sampling box (1) is provided with a hinge hole on one side wall of the adjusting cavity, a scraping plate (6) is hinged in the hinge hole, a torsion spring is arranged at the hinge position, and the end side wall and the upper side wall and the lower side wall of the scraping plate (6) are in sliding fit with the inner wall of the collecting cavity of the sampling box (1);
t type direction draw-in groove that is annular structure distribution has been seted up to radial lateral wall of connecting block (10), it has articulated seat (13) of T type to rotate the joint in the T type direction draw-in groove, the tip of articulated seat (13) of T type articulates there is second ejector pin (11), set up the through-hole that is convenient for second ejector pin (11) slip to pass on T type slide bar (7), scraper blade (6) lateral wall is fixed with butt joint pole (19), second ejector pin (11) tip and butt joint pole (19) tip lateral wall are articulated.
2. The compound fertilizer ingredient determination sample extraction device according to claim 1, wherein a connecting sleeve (9) is fixedly arranged at one end of the adjusting cavity of the sampling inserting rod (2), a T-shaped groove which is in sliding connection with the T-shaped rod (5) is formed at the end part of the connecting sleeve (9), a spring (14) positioned in the T-shaped groove is sleeved on the T-shaped rod (5), and the end part of the T-shaped rod (5) penetrates through a notch of the T-shaped groove and the adjusting cavity and then extends to the outside of the sampling inserting rod (2), and is connected with a pull ring (4).
3. The compound fertilizer component measurement sample extraction device according to claim 2, wherein a limit groove (15) is formed at one end of the T-shaped rod (5) located inside the T-shaped groove, and a limit block (16) clamped with the limit groove (15) is fixedly arranged on the side wall of one side of the T-shaped groove away from the notch.
4. A compound fertilizer composition measuring sample extraction device as defined in claim 1, wherein the inner wall of the adjusting cavity of the sampling inserting rod (2) is fixedly provided with an arc-shaped sealing cover (18) for sealing the cavity opening of the collecting cavity of the sampling box (1), and one end of the sampling box (1) far away from the hinge position is in sliding fit with the side wall of the arc-shaped sealing cover (18).
5. A compound fertilizer composition measuring sample extraction device as defined in claim 1, wherein the outer wall of the sampling box (1) of a fan-shaped structure is provided with a circular arc-shaped surface flush with the outer wall of the sampling insert rod (2).
6. A compound fertilizer composition measuring sample extraction device as claimed in claim 1, characterized in that a plurality of sampling boxes (1) are distributed on two sides of the outer wall of the sampling inserted rod (2), and the sampling boxes (1) on two sides are distributed in a staggered manner.
7. A compound fertilizer composition measuring sample extraction device as defined in claim 1, wherein a limit notch is provided on a side wall of one end of the scraper (6) far away from the hinge position, and a limit stop (20) opposite to the limit notch is provided in the hinge hole.
8. A compound fertilizer composition measuring sample extraction device as defined in claim 1, wherein the end of the sampling rod (2) is of a conical structure, and two handles (3) are symmetrically fixed at one end far from the conical structure.
9. An extraction method of a compound fertilizer composition measurement sample extraction device, adopting a compound fertilizer composition measurement sample extraction device according to any one of claims 1 to 8, characterized by comprising the following steps:
the sampling inserting rods (2) are inserted into the compound fertilizers stacked together, each sampling box (1) rotates out of the installation Kong Nafan around the respective hinge position, the openings of the collecting cavities are exposed in the compound fertilizer pile, the sampling inserting rods (2) are pulled out of the compound fertilizers, and in the pulling out process, the compound fertilizers can enter the collecting cavities, so that the sampling operation of the compound fertilizers at different positions is realized.
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