Efficient sample grinding device for plant hormone detection

Abstract

The utility model discloses an efficient sample grinding device for plant hormone detection, which comprises a crushing cylinder, a grinding cylinder and a sealing cover, the sealing cover is detachably connected to the top of the crushing cylinder, and the grinding cylinder is detachably connected to the bottom of the crushing cylinder; a chopping assembly is arranged on the sealing cover; the chopping assembly comprises a rotating shaft which is rotationally arranged at the bottom of the sealing cover, and multiple sets of blades are arranged on the side face of the lower end of the rotating shaft. A screening net is arranged in the crushing barrel, a connecting block is arranged in the middle of the screening net, the upper end of the connecting block is in inserted connection with the rotating shaft, and a speed reduction assembly is arranged at the lower end of the connecting block. A connecting plate is arranged at the bottom of the screening net, the connecting plate and the connecting block are coaxially arranged, a protection box is rotationally arranged at the bottom of the connecting plate, and the speed reduction assembly is arranged in the protection box; grinding rods are connected to the bottom of the protection box; and a grinding groove is formed in the grinding cylinder. Samples in the crushing cylinder are cut up in the rotating process of the blades, fall into the grinding cylinder through the screening net and are ground through the grinding rod, and the problem that the samples are not fully ground is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sample grinding equipment technical field especially relates to a high -efficient sample grinding device for plant hormone detection. BACKGROUND

[0002] Plant hormone is also called endogenous hormone or natural hormone, is metabolized by plant itself, is a kind of organic trace material indispensable for the normal growth and development of plant, participates in the physiological system of plant, and plant hormone is both plant growth agent, and also is the regulator of mutual adaptation between plant and external environment. The change of hormone content under different conditions of plant different tissues or same tissue has positive significance for the physiological research of plant, and also provides guidance for the synergistic treatment of artificially synthesized hormone. Since the content of plant hormone in plant body is weak, this structural diverse trace small molecule compound has been the difficulty of detection project. In the prior art, sample needs to be directly ground, and then the detection of hormone is carried out by liquid chromatography-mass spectrometry method, but due to the small content of hormone in plant body, simple grinding can easily lead to incomplete sample grinding, which affects the subsequent detection result. CONTENT

[0003] Based on the above background, the purpose of the utility model is to provide a high -efficient sample grinding device for plant hormone detection.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A kind of high -efficient sample grinding device for plant hormone detection, including broken cylinder, grinding cylinder and sealing cover, the sealing cover is detachably connected at the top of broken cylinder, the grinding cylinder is detachably connected at the bottom of broken cylinder;

[0006] The sealing cover is equipped with mincing assembly;

[0007] The mincing assembly includes rotating shaft, the rotating shaft is rotatably arranged at the bottom of sealing cover, and the lower end side of rotating shaft is equipped with multiple groups of blades;

[0008] The broken cylinder is equipped with screening net, the connecting block is rotatably arranged in the middle of screening net, the connecting block penetrates the upper and lower sides of screening net at both ends, and the upper end of connecting block is insertedly connected with rotating shaft, and the lower end of connecting block is equipped with speed reduction assembly;

[0009] The bottom of screening net is equipped with connecting plate, the connecting plate is coaxially arranged with connecting block, the bottom of connecting plate is rotatably equipped with protection box, and the speed reduction assembly is arranged in protection box;

[0010] The bottom of protection box is connected with grinding rod;

[0011] Grinding groove is arranged in the inside of grinding cylinder.

[0012] Through the technical scheme, the sample in the crushing cylinder is cut by the blade rotating process, and falls into the grinding cylinder through the screening net and is ground by the grinding rod.

[0013] Further, the inner side of the upper end of the crushing cylinder and the outer side of the lower end are provided with threads, the outer side of the lower end of the sealing cover and the inner side of the upper end of the grinding cylinder are provided with threads, the crushing cylinder and the sealing cover are connected through threads, and the crushing cylinder and the grinding cylinder are connected through threads.

[0014] Through the technical scheme, the crushing cylinder, the sealing cover and the grinding cylinder are detachably connected.

[0015] Further, the motor is embedded in the sealing cover, and the output end of the motor is connected with the rotating shaft.

[0016] Through the technical scheme, the motor drives the rotating shaft to rotate, and drives the speed reduction assembly and the grinding rod to rotate through the connecting block.

[0017] Further, the top of the sealing cover is provided with a handle, which facilitates taking away the sealing cover from the top of the crushing cylinder.

[0018] Further, the bottom of the rotating shaft is provided with a plug-in slot, and four protrusions are arranged in the plug-in slot and distributed in a cross shape at the top of the plug-in slot.

[0019] The top of the connecting block is provided with a groove corresponding to the protrusion; when the connecting block is inserted into the plug-in slot, the protrusion is plugged into the groove in correspondence.

[0020] Through the technical scheme, the rotating shaft drives the connecting block to rotate.

[0021] Further, the connecting plate comprises a sleeve shaft and a conical plate, the top of the sleeve shaft is connected with the bottom of the screening net, and the conical plate is arranged at the bottom of the sleeve shaft, and the side surface of the conical plate is inclined downward.

[0022] Through the technical scheme, the material falling from the screening net is dispersed by the conical plate and will not be accumulated on the top of the connecting plate.

[0023] Further, the lower end of the grinding rod is spherical, and the upper end is circular truncated cone type, which facilitates the distribution and grinding of the cut sample

[0024] Further, the speed reduction assembly comprises a driving wheel, a driven wheel and an inner tooth ring, the driving wheel is arranged at the lower end of the connecting block, the driving wheel is connected with the driven wheel in meshing, and the driven wheel is connected with the inner tooth ring in meshing.

[0025] The driven wheel is connected with the top of the conical plate through a connecting shaft, and the outer side of the inner tooth ring is fixedly connected with the inner wall of the protection box.

[0026] Through the technical scheme, the driving wheel, the driven wheel and the internal gear are sequentially connected in meshing and realize the deceleration rotation through the number of teeth, and the grinding rod can better grind the sample.

[0027] The utility model has the advantages of the following:

[0028] 1. The utility model discloses a cutting and grinding device, which comprises a cutting assembly, a grinding assembly and a sealing cover.

[0029] 2. The utility model discloses a cutting and grinding device, which comprises a cutting assembly, a grinding assembly and a sealing cover. BRIEF DESCRIPTION OF DRAWINGS

[0030] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the structure shown in these drawings without creative labor.

[0031] Figure 1 It is an internal structure schematic view of the utility model;

[0032] Figure 2 It is a three-dimensional structure schematic view of the utility model;

[0033] Figure 3 It is a split structure schematic view of the crushing cylinder, the grinding cylinder and the sealing cover of the utility model;

[0034] Figure 4 It is a split structure schematic view of the rotating shaft and the connecting block of the utility model;

[0035] Figure 5 It is a three-dimensional structure schematic view of the utility model's speed reduction assembly.

[0036] 1. The crushing cylinder;

[0037] 2. The grinding cylinder; 21. The grinding groove;

[0038] 3. The sealing cover; 31. The handle;

[0039] 4. The cutting assembly; 41. The rotating shaft; 42. The blade; 43. The motor; 44. The plug-in slot; 45. The protruding block;

[0040] 5. Screening mesh; 51. Connecting block; 52. Connecting plate; 521. Sleeve shaft; 522. Conical plate; 53. Protective box; 54. Groove;

[0041] 6. Reduction gear assembly; 61. Driving gear; 62. Driven gear; 63. Internal gear ring;

[0042] 7. Grinding rod. Detailed Implementation

[0043] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0044] It should be noted that all directional indicators (such as up, down, left, right, front, back, etc.) in this utility model embodiment are only used to explain the relative positional relationship and movement of each component in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicator will also change accordingly.

[0045] Furthermore, in this utility model, descriptions involving "first," "second," etc., are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined with "first" or "second" may explicitly or implicitly include at least one of that feature. Additionally, the technical solutions of the various embodiments can be combined with each other, but only on the basis of being achievable by those skilled in the art. When the combination of technical solutions is contradictory or impossible to implement, such a combination of technical solutions should be considered non-existent and not within the scope of protection claimed by this utility model.

[0046] like Figures 1-5 As shown, a high-efficiency sample grinding device for plant hormone detection includes a crushing cylinder 1, a grinding cylinder 2, and a sealing cap 3. The sealing cap 3 is detachably connected to the top of the crushing cylinder 1, and the grinding cylinder 2 is detachably connected to the bottom of the crushing cylinder 1. The detachable connection can be a threaded connection. The inner side of the upper end and the outer side of the lower end of the crushing cylinder 1 are both provided with threads, and the outer side of the lower end of the sealing cap 3 and the inner side of the upper end of the grinding cylinder 2 are both provided with threads. The crushing cylinder 1 and the sealing cap 3 are connected by threads, and the crushing cylinder 1 and the grinding cylinder 2 are also connected by threads.

[0047] The top of the sealing cover 3 is provided with a handle 31, facilitating the movement of the sealing cover 3, and the sealing cover 3 is provided with a chopping assembly 4 for preliminarily chopping the sample. The chopping assembly 4 comprises a rotating shaft 41 rotatably arranged at the bottom of the sealing cover 3, and a plurality of blades 42 are arranged on the lower end side of the rotating shaft 41. The blades 42 are uniformly distributed in a circumferential array along the circumferential direction of the rotating shaft 41 and in a linear array along the axial direction of the rotating shaft 41. A motor 43 is embedded in the sealing cover 3, and the output end of the motor 43 is connected with the rotating shaft 41.

[0048] A screening net 5 is arranged in the crushing cylinder 1, and a connecting block 51 is arranged in the middle of the screening net 5. The connecting block 51 penetrates the upper and lower sides of the screening net 5 at both ends, and the upper end of the connecting block 51 is insertedly connected with the rotating shaft 41. A speed reduction assembly 6 is arranged at the lower end of the connecting block 51. A connecting plate 52 is arranged at the bottom of the screening net 5, coaxially with the connecting block 51. A protection box 53 is rotatably arranged at the bottom of the connecting plate 52, and the speed reduction assembly 6 is arranged in the protection box 53. A grinding rod 7 is connected with the bottom of the protection box 53. A grinding groove 21 is arranged in the grinding cylinder 2.

[0049] In use, the sample is first placed in the crushing cylinder 1, and then the sealing cover 3 is threadedly connected at the top of the crushing cylinder 1. At this time, the bottom of the rotating shaft 41 is insertedly connected with the upper end of the connecting block 51. Then, the grinding cylinder 2 is threadedly connected at the bottom of the crushing cylinder 1. The motor 43 is started to drive the rotating shaft 41 to rotate, and the blades 42 crush the sample. The sample crushed to a certain degree falls from the screening net 5 into the grinding groove 21 of the grinding cylinder 2. While the motor 43 drives the rotating shaft 41 to rotate, the rotating shaft 41 drives the connecting block 51 to rotate, thereby driving the speed reduction assembly 6 and the protection box 53 to rotate. The grinding rod 7 rotates with the protection box 53 to further grind the sample. After the grinding is completed, the grinding cylinder 2 is removed from the bottom of the crushing cylinder 1, and the sample is taken out for the next operation.

[0050] Further, the bottom of the rotating shaft 41 is provided with an insertion slot 44, and four protrusions 45 are arranged in the insertion slot 44 and distributed in a cross shape at the top of the insertion slot 44. The top of the connecting block 51 is provided with a groove 54 corresponding to the protrusions 45. When the connecting block 51 is inserted into the insertion slot 44, the protrusions 45 are insertedly connected with the groove 54. When the sealing cover 3 is threadedly connected with the crushing cylinder 1, the insertion slot 44 at the bottom of the rotating shaft 41 is first insertedly connected with the connecting block 51, and the protrusions 45 are also insertedly connected with the groove 54. The rotating shaft 41 can drive the connecting block 51 to rotate.

[0051] Further, the connecting plate 52 comprises a sleeve shaft 521 and a tapered plate 522, the top of the sleeve shaft 521 is connected with the bottom of the screening net 5, the sleeve shaft 521 is sleeved outside the connecting block 51, the tapered plate 522 is arranged at the bottom of the sleeve shaft 521, and the side of the tapered plate 522 is inclined downward, and the tapered plate 522 divides the sample; and the lower end of the grinding rod 7 is spherical, and the upper end is circular truncated cone type, the sample rolls into the grinding groove 21 from the side of the circular truncated cone type of the grinding rod 7 and is ground by the spherical lower end of the grinding rod 7.

[0052] Further, the speed reduction assembly 6 comprises a driving wheel 61, a driven wheel 62 and an inner gear ring 63, the driving wheel 61 is arranged at the lower end of the connecting block 51, the driving wheel 61 is in engagement connection with the driven wheel 62, the driven wheel 62 is in engagement connection with the inner gear ring 63, the driven wheel 62 is connected with the top of the tapered plate 522 through a connecting shaft, the outer side of the inner gear ring 63 is fixedly connected with the inner wall of the protection box 53, the driving wheel 61 drives the driven wheel 62 to rotate, the driven wheel 62 drives the inner gear ring 63 to rotate, thereby driving the protection box 53 and the grinding rod 7 to rotate, and the transmission ratio is controlled by the different gear rack numbers of the driving wheel 61, the driven wheel 62 and the inner gear ring 63, so that the rotating speed of the grinding rod 7 is lower than the rotating speed of the rotating shaft 41, and the sample after rough cutting can be ground more finely.

[0053] The working principle of the utility model is as follows: when in use, the sample is first put into the crushing cylinder 1, then the sealing cover 3 is threadedly connected at the top of the crushing cylinder 1, the plug-in groove 44 at the bottom of the rotating shaft 41 is plug-in connected with the connecting block 51 in correspondence, the convex block 45 is also plug-in connected with the recess 54 in correspondence, then the grinding cylinder 2 is threadedly connected at the bottom of the crushing cylinder 1, the motor 43 drives the rotating shaft 41 to rotate, the blade 42 crushes the sample, the sample crushed to a certain degree falls into the grinding groove 21 of the grinding cylinder 2 from the screening net 5, the motor 43 drives the rotating shaft 41 to rotate at the same time, the rotating shaft 41 drives the connecting block 51 to rotate, thereby driving the driving wheel 61 to drive the driven wheel 62 to rotate, the driven wheel 62 drives the inner gear ring 63 to rotate, thereby driving the protection box 53 and the grinding rod 7 to rotate, the grinding rod 7 rotates with the protection box 53, the sample is further ground, after all grinding, the grinding cylinder 2 is taken off from the bottom of the crushing cylinder 1, and the sample is taken out for next operation.

[0054] Of course, the above description is not a limitation of the utility model, and the utility model is not limited to the above examples, and the changes, modifications, additions or replacements made by the technical personnel in the technical field within the essential range of the utility model should also belong to the protection range of the utility model.

Claims

1. A high-efficiency sample grinding device for plant hormone detection, comprising a crushing cylinder (1), a grinding cylinder (2) and a sealing cover (3), characterized in that: The sealing cover (3) is detachably connected to the top of the crushing cylinder (1), and the grinding cylinder (2) is detachably connected to the bottom of the crushing cylinder (1); The sealing cover (3) is provided with a chopping assembly (4); The chopping assembly (4) comprises a rotating shaft (41), which is rotatably arranged at the bottom of the sealing cover (3), and a plurality of groups of blades (42) are arranged on the lower end side of the rotating shaft (41); The crushing cylinder (1) is provided with a screening net (5), the middle of the screening net (5) is rotatably provided with a connecting block (51), the connecting block (51) penetrates through the upper and lower sides of the screening net (5) at both ends, and the upper end of the connecting block (51) is insertedly connected with the rotating shaft (41), and the lower end of the connecting block (51) is provided with a speed reduction assembly (6); The bottom of the screening net (5) is provided with a connecting plate (52), the connecting plate (52) is coaxially arranged with the connecting block (51), the bottom of the connecting plate (52) is rotatably provided with a protection box (53), and the speed reduction assembly (6) is arranged in the protection box (53); The bottom of the protection box (53) is connected with a grinding rod (7); The grinding cylinder (2) is internally provided with a grinding groove (21).

2. The high efficient sample grinding device for plant hormone detection according to claim 1, characterized in that: The upper end inside and the lower end outside of the crushing cylinder (1) are provided with threads, the lower end outside of the sealing cover (3) and the upper end inside of the grinding cylinder (2) are provided with threads, the crushing cylinder (1) and the sealing cover (3) are connected through threads, and the crushing cylinder (1) and the grinding cylinder (2) are connected through threads.

3. The high efficient sample grinding device for plant hormone detection according to claim 1, characterized in that: The sealing cover (3) is internally embedded with a motor (43), and the output end of the motor (43) is connected with the rotating shaft (41).

4. The high efficient sample grinding device for plant hormone detection according to claim 1, characterized in that: The top of the sealing cover (3) is provided with a handle (31).

5. The high efficient sample grinding device for plant hormone detection according to claim 1, characterized in that: The bottom of the rotating shaft (41) is provided with an insertion slot (44), the insertion slot (44) is internally provided with four protruding blocks (45) and is cross-distributed on the top of the insertion slot (44); The top of the connecting block (51) is provided with a groove (54) corresponding to the protruding block (45); when the upper end of the connecting block (51) is inserted into the insertion slot (44), the protruding block (45) is correspondingly inserted with the groove (54).

6. The high efficient sample grinding device for plant hormone detection according to claim 1, characterized in that: The connecting plate (52) comprises a sleeve shaft (521) and a conical plate (522), the top of the sleeve shaft (521) is connected with the bottom of the screening net (5), and the conical plate (522) is arranged at the bottom of the sleeve shaft (521).

7. The high efficient sample grinding device for plant hormone detection according to claim 1, characterized in that: The lower end of the grinding rod (7) is spherical, and the upper end is circular truncated cone type.

8. The high efficient sample grinding device for plant hormone detection according to claim 6, characterized in that: The speed reduction assembly (6) comprises a driving wheel (61), a driven wheel (62) and an internal gear ring (63), the driving wheel (61) is arranged at the lower end of the connecting block (51), the driving wheel (61) is engagedly connected with the driven wheel (62), and the driven wheel (62) is engagedly connected with the internal gear ring (63); The driven wheel (62) is connected with the top of the conical plate (522) through a connecting shaft, and the outer side of the internal gear ring (63) is fixedly connected with the inner wall of the protection box (53).

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