Multi-cavity adjustable sample splitter for grain samples

Abstract

The utility model relates to the technical field of sample splitters, in particular to a multi-cavity adjustable sample splitter for grain samples, which comprises a sample splitting box, a mixing box fixedly connected to the top of the sample splitting box, supporting plates symmetrically mounted on two sides of the sample splitting box, and a plurality of adjusting partition plates mounted in the sample splitting box at equal intervals. Multiple stages of spring telescopic plates are fixedly mounted on one sides of the adjusting partition plates, the multiple stages of spring telescopic plates are staggered, reversely and obliquely arranged, multiple adjusting insertion grooves matched with the adjusting partition plates are formed in the inner walls of the two sides of the sample separation box, the adjusting insertion grooves penetrate through the bottom of the sample separation box, and a fixing clamping plate is arranged on the sample separation box; the size of the sample separation cavity can be adjusted through the plurality of detachable adjusting partition plates arranged in the sample separation box, so that the sample separation requirements of the sample separator on grain samples with different grain sizes are met, and the samples before sample separation can be quickly and uniformly mixed by combining with the mixing box at the top of the sample separator, so that the sample separation efficiency is improved. The tedious step of repeatedly separating and mixing for multiple times is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sample divider technical field especially relates to a kind of multi-cavity adjustable sample divider for grain sample. BACKGROUND

[0002] When the quality of granular grain is inspected, it is a key factor to obtain accurate test results to ensure that the sample is fully mixed and accurately measured to take representative samples; Therefore, the sample division process is particularly important: it aims to uniformly mix the original sample, and further extract the average sample or test sample to meet the strict requirements of grain inspection.

[0003] As prior art disclosed in the publication number CN215574151U, a kind of grain sample one divides many automatic sample divider, multiple vertical distribution's partition groove type sample divider are provided in the automatic sample divider, although it is convenient to realize the rapid sample processing of grain, but due to the fixed position of grid in partition groove type sample divider, when the grain of different particle sizes is sampled, different specifications of sample divider need to be selected for use, there is the problem of low application range.

[0004] In view of the above technical defects, a solution is proposed. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of multi-cavity adjustable sample divider for grain sample, to solve the technical defects proposed above, the utility model can adjust the size of sample cavity by the multiple detachable adjusting baffle provided in sample box, to realize the sample demand of sample divider to different particle size grain sample, and combined with the mixing box of its top, can quickly and uniformly mix the sample before sampling, to avoid the cumbersome steps of repeated sample mixing.

[0006] The following technical solutions are realized:

[0007] A kind of multi-cavity adjustable sample divider for grain sample, including sample box, the top of the sample box is fixedly connected with mixing box, and both sides are symmetrically installed with support plate, multiple adjusting baffle are installed equidistantly in the inside of the sample box, one side of the adjusting baffle is fixedly installed with multiple levels spring telescopic plate, and multiple multiple levels spring telescopic plates are staggered and reversely inclined, a plurality of adjusting insertion slots matched with adjusting baffle are formed in the inner wall of both sides of the sample box, and the adjusting insertion slot penetrates the bottom of the sample box, and fixed clamping plate is provided on the sample box.

[0008] Preferably, the side inner wall of the sample box is provided with a movable slot for fixing the clamping plate, the fixed clamping plate is symmetrically connected with the guide rod slidably connected with the sample box, and the lead screw is rotatably connected with the sample box.

[0009] Preferably, one side of the plurality of adjusting partitions is provided with a fixing clamping groove matched with the fixing clamping plate, and the free end of the screw rod is fixedly connected with a knob.

[0010] Preferably, the inside of the mixing box is rotatably connected with a rotating rod, a plurality of mixing frames are fixedly connected to the annular outer wall of the rotating rod, and the outside wall of the mixing box is bolted with a motor for driving the rotating rod to rotate.

[0011] Preferably, the two sides in the mixing box are provided with spiral blades with opposite rotation directions, the spiral blades are fixedly sleeved on the outside of the plurality of mixing frames, the top of the mixing box is hingedly connected with a box cover, and the bottom of the mixing box is provided with a discharging port.

[0012] Preferably, the inside of the side wall of the mixing box is provided with an arc-shaped groove communicated with the discharging port, an arc-shaped blocking plate is slidably connected to the inside of the arc-shaped groove, one side of the top of the arc-shaped blocking plate is fixedly connected with a pushing plate, a clearance groove for the pushing plate to slide is formed in the side inner wall of the arc-shaped groove, a positive pole magnet is fixedly installed on the bottom of the arc-shaped blocking plate, and a negative pole magnet is fixedly installed on one side of the arc-shaped groove.

[0013] The beneficial effects of the utility model are as follows:

[0014] The utility model discloses a plurality of adjusting slots are formed on the side wall of the sample dividing box, cooperate with a plurality of detachable adjusting partitions, realize the size adjustment of the sample dividing cavity, and combine the multi-stage spring expansion plates arranged staggered and reversely inclined, can guide the grain sample in the sample dividing cavity in the leakproof mode, and then realize the sample dividing demand of the grain sample with different particle sizes of the sample divider, and before sample dividing, place the grain in the mixing box, drive the rotating rod to rotate reversely through the motor, combine the mixing frame and the spiral blade on the rotating rod, realize the rapid and uniform mixing of the sample before sample dividing, so that the cumbersome steps of repeated sample dividing and mixing can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model will be further explained in connection with the drawings;

[0016] Figure 1 It is the structure schematic of the utility model Figure 1 ;

[0017] Figure 2 It is the structure schematic of the utility model Figure 2 ;

[0018] Figure 3 It is the structure schematic of the sample dividing box of the utility model;

[0019] Figure 4 It is the cooperation schematic of the plurality of adjusting partitions of the utility model;

[0020] Figure 5It is the structural schematic diagram of the adjusting partition plate of the utility model;

[0021] Figure 6 It is the structural schematic diagram of the mixing box of the utility model;

[0022] Figure 7 It is the structural schematic diagram of the rotating rod of the utility model.

[0023] Legend:

[0024] 1, sample box;11, support plate;12, adjusting partition plate;13, multistage spring expansion plate;14, adjusting slot;15, fixed clamping plate;16, guide rod;17, screw;18, fixed clamping groove;

[0025] 2, mixing box;21, rotating rod;22, mixing frame;23, motor;24, helical blade;25, box cover;26, discharge port;27, arc-shaped groove;28, arc-shaped blocking plate;29, actuating plate;210, let go of the slot. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Embodiment one: please refer to Figure 1 - Figure 7 As shown in the figure, for the problem that the prior art cannot adjust the sample separation cavity according to the grain of different particle size, and then adaptively separate, the following scheme can be used to solve the problem.

[0028] In this embodiment, a multi-cavity adjustable sample separator for grain samples includes a sample box 1 for one-to-two sample separation processing of grain samples, a mixing box 2 fixedly connected to the top of the sample box 1 for fully mixing the grain samples before sample separation, thereby improving the accuracy of sample inspection, and two symmetrical support plates 11 installed on both sides for lifting support of the sample box 1, thereby facilitating the collection of one-to-two samples by the collection box.

[0029] A plurality of adjusting partitions 12 are equidistantly arranged in the interior of the sample dividing box 1, one side of the adjusting partition 12 is fixedly provided with a plurality of multi-stage spring expansion plates 13, the plurality of multi-stage spring expansion plates 13 are staggered and oppositely inclined, a plurality of adjusting insertion grooves 14 adapted to the adjusting partition 12 are formed in the inner walls of the two sides of the sample dividing box 1, by increasing or decreasing the number of adjusting partitions 12 and equidistantly arranging them in the interior of the sample dividing box 1, the adjusting insertion grooves 14 at the corresponding positions are clamped, the size of the sample dividing cavity formed between the two adjusting partitions 12 is adjusted, and the sample divider meets the sample dividing requirements of different particle size grain samples;

[0030] The multi-stage spring expansion plate 13 is arranged on the same side of the adjusting partition 12, and is used for one-to-two guiding treatment of the grain sample entering the plurality of sample dividing cavities, the multi-stage spring expansion plate 13 is composed of a plurality of linear plates which are sleeved with each other, a plurality of springs are equidistantly arranged between the adjacent linear plates, so that when the two adjacent adjusting partitions 12 are installed, the free side of the multi-stage spring expansion plate 13 abuts against the corresponding adjusting partition 12, and the grain sample entering the sample dividing cavity is guided in a leak-proof manner.

[0031] The adjusting insertion groove 14 penetrates the bottom of the sample dividing box 1, so that the adjusting partition 12 can be disassembled from the bottom of the sample dividing box 1, and the effect of adjusting the sample dividing cavity is achieved, and the sample dividing box 1 is provided with a fixed clamping plate 15 for fixing the installed adjusting partition 12, so as to prevent the adjusting partition 12 from falling off the sample dividing box 1.

[0032] An activity groove for fixing the clamping plate 15 is formed in the inner wall of one side of the sample dividing box 1, the clamping plate 15 is symmetrically connected with a guide rod 16 which is slidingly connected with the sample dividing box 1, so as to realize the horizontal stable sliding of the clamping plate 15 in the activity groove, thereby improving the fixing stability of the adjusting partition 12, and a screw rod 17 which is threadedly connected with the sample dividing box 1 is rotationally connected, and the horizontal position of the clamping plate 15 in the activity groove is adjusted by rotating the screw rod 17.

[0033] A fixed clamping groove 18 adapted to the clamping plate 15 is formed in one side of the plurality of adjusting partitions 12, the clamping plate 15 is clamped with the fixed clamping groove 18 on the adjusting partition 12, so as to fix the position of the adjusting partition 12, and a knob is fixedly connected with the free end of the screw rod 17, so as to facilitate the rotation of the screw rod 17.

[0034] The interior of the mixing box 2 is rotationally connected with a rotating rod 21, a plurality of mixing frames 22 are fixedly connected to the annular outer wall of the rotating rod 21, a motor 23 for driving the rotating rod 21 to rotate is bolted to the outer side wall of the mixing box 2, the sampled grain sample is placed in the mixing box 2, the motor 23 drives the rotating rod 21 to carry the plurality of mixing frames 22 to rotate, the uniform mixing of the grain sample is realized, the bottom of the mixing box 2 is in a semicircular structure, the grain sample can be better contacted with the rotating mixing frame 22, so that the mixing effect is improved, and the grain sample can be quickly discharged.

[0035] The two sides in the mixing box 2 are provided with spiral blades 24 with opposite rotation directions, and the spiral blades 24 are fixedly sleeved outside the plurality of mixing frames 22, through the two groups of spiral blades 24 with opposite rotation directions, the rotating rod 21 is forwardly rotated, the grain sample on the two sides of the mixing box 2 is pushed to the middle, when the rotating rod 21 is reversely rotated, the grain sample in the middle is pushed to the two sides, so that the overall uniform mixing of the grain sample is realized.

[0036] The top of the mixing box 2 is hingedly connected with a box cover 25, so that the problem that part of the grain is splashed from the mixing box 2 when the grain sample is mixed is avoided, and the bottom of the mixing box 2 is provided with a discharge port 26, for discharging the mixed grain sample into the sample dividing box 1.

[0037] The inner side wall of the mixing box 2 is provided with an arc-shaped groove 27 in communication with the discharge port 26, and the arc-shaped groove 27 is slidably connected with an arc-shaped blocking plate 28, the arc-shaped blocking plate 28 is arranged to block the discharge port 26 during the mixing process, so that the problem of uneven mixing and discharge is avoided, one side of the top of the arc-shaped blocking plate 28 is fixedly connected with a pushing plate 29, and the inner side wall of the arc-shaped groove 27 is provided with a gap groove 210 for sliding of the pushing plate 29.

[0038] When the mixing is completed, the pushing plate 29 is pulled to move upwards, the arc-shaped blocking plate 28 is driven to move, and then the discharge port 26 is opened and the sample dividing process is completed, the bottom of the arc-shaped blocking plate 28 is fixedly installed with a positive magnet, and the side of the arc-shaped groove 27 is fixedly installed with a negative magnet, the negative magnet is located on the side away from the gap groove 210 of the discharge port 26, for increasing the resistance of the arc-shaped blocking plate 28 after being closed during the mixing process, so as to prevent the problem that the arc-shaped blocking plate 28 is forced to open when the rotating rod 21 is reversely rotated.

[0039] The working process and principle of the utility model are as follows:

[0040] The utility model discloses in the use process, will divide the sample ware to invert, according to the grain sample's particle size, increase or reduce the quantity of adjusting baffle 12, from the adjusting baffle 12 equidistant distribution of sample box 1 bottom is placed into sample box 1 inside, and with the adjusting slot 14 of corresponding position is clamped, rotates knob and carries fixed clamping plate 15 to move, makes fixed clamping plate 15 with adjusting baffle 12 on fixed clamping groove 18 clamping, completes the fixing of adjusting baffle 12 position, again will divide the sample ware and place right, the utility model discloses can adjust the number of adjusting baffle 12 according to the grain sample's particle size, and the sample box 1 is divided into multiple sample cavities, and the grain sample can be mixed evenly in the sample cavity.

[0041] The grain sample is placed in the mixing box 2, the box cover 25 is closed, the motor 23 drives the rotating rod 21 to carry multiple mixing frames 22 to rotate reversely, and in the process of rotating reversely, in combination with two groups of helical blades 24 with opposite rotation directions, the grain sample on both sides of the mixing box 2 can be pushed to the middle, or the grain sample in the middle can be pushed to both sides, and then the grain sample is uniformly mixed and processed;

[0042] After mixing, pull the shift plate 29 to move upwards, drive the arc-shaped baffle 28 to move, open the discharge port 26 to make the uniformly mixed sample fall into multiple sample cavities in the sample box 1, in combination with multiple spring expansion plates 13 arranged staggered and reversely inclined, the grain sample in the sample cavity is guided in a leak-proof manner, and the sample is divided into two parts.

[0043] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A multi-chamber adjustable sample divider for grain samples, comprising a sample dividing box (1), characterized in that, The top of the sample box (1) is fixedly connected with a mixing box (2), and support plates (11) are symmetrically installed on both sides, a plurality of adjusting partitions (12) are equidistantly installed inside the sample box (1), a plurality of multistage spring telescopic plates (13) are fixedly installed on one side of the adjusting partitions (12), and the multistage spring telescopic plates (13) are staggered and oppositely inclined, a plurality of adjusting insertion grooves (14) adapted to the adjusting partitions (12) are formed in the inner walls of both sides of the sample box (1), and the adjusting insertion grooves (14) penetrate through the bottom of the sample box (1), and the sample box (1) is provided with fixed clamping plates (15).

2. A multi-chamber adjustable sample divider for grain samples as claimed in claim 1, wherein, An activity groove for fixing the clamping plate (15) is formed in the inner wall of one side of the sample box (1), the clamping plate (15) is symmetrically connected with a guide rod (16) slidably connected with the sample box (1), and a lead screw (17) is rotatably connected with the sample box (1).

3. A multi-chamber adjustable sample divider for grain samples as claimed in claim 2, wherein, A fixed clamping groove (18) adapted to the clamping plate (15) is formed in one side of each of the adjusting partitions (12), and the free end of the lead screw (17) is fixedly connected with a knob.

4. The multi-chamber adjustable sample divider for grain samples according to claim 1, characterized in that, A rotating rod (21) is rotatably connected inside the mixing box (2), a plurality of mixing frames (22) are fixedly connected to the annular outer wall of the rotating rod (21), and a motor (23) for driving the rotating rod (21) to rotate is bolted to the outer wall of the mixing box (2).

5. A multi-chamber adjustable sample divider for grain samples as claimed in claim 4, wherein, Opposite helical blades (24) are arranged on both sides in the mixing box (2), and the helical blades (24) are fixedly sleeved on the outer sides of the plurality of mixing frames (22), a box cover (25) is hingedly connected to the top of the mixing box (2), and a discharge port (26) is formed through the bottom of the mixing box (2).

6. A multi-chamber adjustable sample divider for grain samples as claimed in claim 5, wherein, An arc-shaped groove (27) in communication with the discharge port (26) is formed in the inner wall of the side wall of the mixing box (2), an arc-shaped blocking plate (28) is slidably connected inside the arc-shaped groove (27), a pushing plate (29) is fixedly connected to one side of the top of the arc-shaped blocking plate (28), a clearance groove (210) for the pushing plate (29) to slide is formed in the inner wall of one side of the arc-shaped groove (27), a positive magnet is fixedly installed on the bottom of the arc-shaped blocking plate (28), and a negative magnet is fixedly installed on one side of the arc-shaped groove (27).

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