Grinding equipment for agricultural product pesticide residue detection

Abstract

The utility model discloses grinding equipment for agricultural product pesticide residue detection, and relates to the technical field of agricultural product detection, the grinding equipment comprises a grinding cylinder, a top cover and a grinding rod, the top of the grinding cylinder is movably provided with the top cover, the inner side of the top cover is provided with a grinding cleaning assembly, and the top of the grinding rod is provided with a fixed cylinder; a connecting rod is installed at the bottom of the sliding plate, and a scraper is installed at the bottom end of the connecting rod. According to the agricultural product grinding and cleaning device, the grinding and cleaning assembly is arranged on the inner side of the top cover, agricultural products form slurry after the stirring cutter head grinds and stirs agricultural product raw materials, a detector extrudes an operation handle, and the operation handle pushes a sliding plate to enable the sliding plate to slide on the inner side of a sliding groove to extrude a spring column and drive a connecting rod to move downwards; when the scraper is located below the stirring tool bit, a detector rotates the fixed cylinder, and the fixed cylinder drives the grinding rod to rotate, so that the scraper scrapes agricultural product slurry accumulated and attached below the stirring tool bit, and waste of agricultural product raw materials is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural product detection, in particular to a grinding device for detecting agricultural product pesticide residues. Background Art

[0002] The grinding equipment used in agricultural product pesticide residue detection is usually used to break plant tissue into homogenate for subsequent analysis and detection to detect whether there are harmful substances or pesticide residues. In agricultural product pesticide residue detection, the grinding equipment can be used together with other analytical instruments, such as high performance liquid chromatograph, gas chromatograph, etc., to achieve qualitative and quantitative analysis of pesticide residues in agricultural product samples.

[0003] Patent document CN208436934U discloses a grinding device for agricultural product testing. The disclosed patent document uses multiple grinding sheets instead of traditional grinding blocks for grinding to improve grinding efficiency. However, the grinding device will produce liquid or grease when grinding peanuts and corn. The agricultural product slurry after stirring and grinding is easy to accumulate under the stirring blade head, which is not conducive to the continuous use of the stirring blade head and causes waste of agricultural product raw materials. Utility Model Content

[0004] One purpose of the present application is to provide a grinding device for detecting pesticide residues in agricultural products, which can solve the technical problem in the prior art that the slurry generated by the grinding device when grinding peanuts and corn is easily accumulated under the stirring blade, which is not conducive to the continuous use of the stirring blade.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding device for detecting agricultural product pesticide residues, comprising a grinding cylinder, a top cover and a grinding rod, the top of the grinding cylinder is movably installed with a top cover, an opening is penetrated through the top center position of the top cover, a grinding and cleaning assembly is arranged on the inner side of the top cover, the grinding and cleaning assembly is used for grinding and scraping agricultural products, the grinding and cleaning assembly comprises a grinding rod and a fixed cylinder, the grinding rod penetrates the inner side with the opening, a fixed cylinder is installed on the top of the grinding rod, a sliding groove is arranged on the inner wall of the fixed cylinder, a sliding plate is embedded and installed on the inner side of the sliding groove, a connecting rod is installed at the bottom of the sliding plate, and a scraper is installed at the bottom end of the connecting rod.

[0006] Preferably, the bottom of the grinding cylinder is connected to a device base, an adjustment knob is provided on the front of the device base, and a placement plate is installed on the top of the device base.

[0007] Preferably, a cylinder seat is installed at the bottom of the grinding cylinder, a limiting protrusion is installed on the top of the placing plate, and the limiting protrusion is used to limit the cylinder seat, a driving seat is installed at the top center position of the placing plate, a stirring blade head is installed on the inner side of the cylinder seat, and the output end of the driving seat is connected to the input end of the stirring blade head, a corner column is installed on the inner wall of the grinding cylinder, and a cylinder handle is installed on the outer side of the grinding cylinder.

[0008] Preferably, an adjusting port is provided at the top of the side of the grinding cylinder away from the cylinder handle, a rotating groove is provided on the inner wall of the adjusting port, a material pouring frame is installed on the inner side of the adjusting port, a rotating pin is installed on the outer side of the material pouring frame, and the rotating pin cooperates with the rotating groove, a frame cover is installed on the top of the material pouring frame, a concave hole is provided on the top of the material pouring frame, a plug column is installed on the bottom of the frame cover, and the plug column is inserted into the inner side of the concave hole.

[0009] Preferably, a thread groove is provided on the inner side of the top end of the grinding cylinder, a thread ring is installed on the bottom of the top cover, and the thread ring is threadably matched with the thread groove.

[0010] Preferably, a limiting disk is installed on the outer side of the grinding rod, a limiting groove is provided on the inner wall of the grinding rod, a limiting plate is installed on the outer end of the connecting rod, and the limiting plate is embedded in the inner side of the limiting groove.

[0011] Preferably, a spring column is installed on the bottom wall of the fixed cylinder, and the top end of the spring column is connected to the bottom of the sliding plate, and an operating handle is installed on the top of the sliding plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model provides a grinding and cleaning component on the inner side of the top cover, and the stirring blade grinds and stirs the agricultural product raw materials to form slurry of the agricultural product. The inspector squeezes the operating handle, and the operating handle pushes the sliding plate to make it slide inside the sliding groove, squeeze the spring column and drive the connecting rod to move downward. During the process of the connecting rod extending downward, the limit plate slides inside the limit groove. When the scraper is located below the stirring blade head, the inspector rotates the fixed cylinder, and the fixed cylinder drives the grinding rod to rotate so that the scraper scrapes off the agricultural product slurry accumulated and attached below the stirring blade head. After scraping, the operating handle is unloaded, and the sliding plate drives the scraper to reset under the elastic force of the spring column, so that the agricultural product slurry accumulated under the stirring blade head is scraped off, which ensures the continuous use of the stirring blade head and avoids the waste of agricultural product raw materials. The utility model installs a pouring frame on the inner side of the regulating port. During the grinding and stirring process, the pouring frame and the regulating port are in a horizontal position to prevent the splashing of slurry. After the grinding of agricultural products is completed, the use angle of the pouring frame is adjusted by a rotating pin to make its open end tilt upward. When the slurry is discharged, the slurry is discharged from between the pouring frame and the frame cover, which prevents the slurry from spilling during the discharge process. The adjustable setting of the pouring frame improves the discharge rate of the slurry. When blockage occurs, the frame cover can be disassembled for easy unblocking and subsequent cleaning, thereby improving the detection efficiency of pesticide residues in agricultural products and enhancing the practical performance of the grinding equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the three-dimensional split structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the internal structure of the grinding cylinder of the utility model from a top view;

[0017] Figure 4 This is a schematic diagram of the three-dimensional structure of the material pouring frame of the utility model;

[0018] Figure 5 This is a schematic diagram of the internal structure of the grinding rod of the utility model;

[0019] Figure 6 It is a schematic diagram of the enlarged structure of point A of the utility model.

[0020] In the figure: 1. Equipment base; 101. Adjustment knob; 102. Placement plate; 103. Drive seat; 104. Limiting protrusion; 2. Grinding cylinder; 201. Cylinder seat; 202. Mixing blade; 203. Corner column; 204. Cylinder handle; 205. Threaded groove; 206. Adjustment port; 207. Rotation groove; 3. Pour frame; 301. Rotation pin; 302. Concave hole; 303. Frame cover; 304. Insert column; 4. Top cover; 401. Threaded ring; 402. Opening; 5. Grinding rod; 501. Limiting disk; 502. Limiting groove; 503. Limiting plate; 6. Fixed cylinder; 601. Sliding groove; 602. Sliding plate; 603. Spring column; 604. Connecting rod; 605. Operating handle; 606. Scraper. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection or a movable connection, or a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] See also Figure 1 and Figure 2 , an embodiment provided by the utility model: a grinding device for detecting pesticide residues in agricultural products;

[0025] The utility model comprises a grinding cylinder 2, a top cover 4 and a grinding and cleaning assembly. The top of the grinding cylinder 2 is movably installed with the top cover 4, the inner side of the top end of the grinding cylinder 2 is provided with a threaded groove 205, the bottom of the top cover 4 is provided with a threaded ring 401, and the threaded ring 401 is threadedly matched with the threaded groove 205, an opening 402 is penetrated through the top center position of the top cover 4, the inner side of the top cover 4 is provided with a grinding and cleaning assembly, and the grinding and cleaning assembly is used for grinding and scraping agricultural products. The grinding and cleaning assembly comprises a grinding rod 5 and a fixed cylinder 6, the grinding rod 5 penetrates through the inner side of the opening 402, the top end of the grinding cylinder 2 and the top cover 4 are detachably connected through the threaded match of the threaded groove 205 and the threaded ring 401, after the grinding of the agricultural products is completed, the top cover 4 is disassembled for unloading operation, the grinding rod 5 is movable inside the opening 402 and is located inside the grinding cylinder 2, and cooperates with the stirring blade head 202 to grind and stir the agricultural products, and the grinding and cleaning assembly can be completely disassembled from the inside of the grinding cylinder 2 for cleaning and replacement.

[0026] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 , a grinding device for detecting pesticide residues in agricultural products;

[0027] The device comprises an equipment base 1, a grinding cylinder 2 and a pouring frame 3, wherein an adjusting knob 101 is arranged on the front of the equipment base 1, a placing plate 102 is arranged on the top of the equipment base 1, a cylinder seat 201 is arranged on the bottom of the grinding cylinder 2, a limiting protrusion 104 is arranged on the top of the placing plate 102, and the limiting protrusion 104 is used to limit the cylinder seat 201, a driving seat 103 is arranged at the top center of the placing plate 102, a stirring blade 202 is arranged on the inner side of the cylinder seat 201, and the output end of the driving seat 103 is connected to the stirring blade 202. The input end of the mixing blade head 202 is connected, a corner column 203 is installed on the inner wall of the grinding cylinder 2, and a cylinder handle 204 is installed on the outer side of the grinding cylinder 2. The operating power of the driving seat 103 is adjusted by adjusting the knob 101. The limiting protrusion 104 cooperates with the bottom of the cylinder seat 201 to realize the limiting fixation of the grinding cylinder 2. The driving seat 103 drives the mixing blade head 202 to rotate at a high speed to crush and mix the agricultural products. The corner column 203 prevents the slurry of the agricultural products from adhering to the inner wall of the grinding cylinder 2. The material unloading operation is performed, an adjusting port 206 is provided at the top of the side of the grinding cylinder 2 away from the cylinder handle 204, a rotating groove 207 is provided on the inner wall of the adjusting port 206, a material unloading frame 3 is installed on the inner side of the adjusting port 206, a rotating pin 301 is installed on the outer side of the material unloading frame 3, and the rotating pin 301 cooperates with the rotating groove 207, a frame cover 303 is installed on the top of the material unloading frame 3, a concave hole 302 is provided on the top of the material unloading frame 3, a plug post 304 is installed at the bottom of the frame cover 303, and the plug post 304 is plugged into the concave hole 302. On the inner side, the pouring frame 3 and the adjusting port 206 are in a horizontal position during the grinding and stirring process to prevent the splashing of the slurry. After the grinding of the agricultural products is completed, the use angle of the pouring frame 3 is adjusted by the rotating pin 301 so that its open end is tilted upward. When the slurry is discharged, the slurry is discharged from between the pouring frame 3 and the frame cover 303 to prevent the slurry from spilling during the discharge process. When blockage occurs, the frame cover 303 is removed, and the plug post 304 is inserted into the inner side of the recessed hole 302 to realize the detachable connection between the pouring frame 3 and the frame cover 303.

[0028] See also Figure 2 , Figure 5 and Figure 6 , a grinding device for detecting pesticide residues in agricultural products;

[0029] The invention comprises a grinding rod 5, a fixed cylinder 6 and a connecting rod 604, wherein a limiting disk 501 is installed on the outer side of the grinding rod 5, a limiting groove 502 is arranged on the inner wall of the grinding rod 5, a limiting plate 503 is installed on the outer end of the connecting rod 604, and the limiting plate 503 is embedded and installed on the inner side of the limiting groove 502, a spring column 603 is installed on the bottom wall of the fixed cylinder 6, and the top end of the spring column 603 is connected to the bottom of the sliding plate 602, an operating handle 605 is installed on the top of the sliding plate 602, a sliding groove 601 is arranged on the inner wall of the fixed cylinder 6, a sliding plate 602 is embedded and installed on the inner side of the sliding groove 601, a connecting rod 604 is installed on the bottom of the sliding plate 602, and a scraper 606 is installed on the bottom end of the connecting rod 604, the size of the limiting disk 501 is larger than the opening 402, the use position of the grinding rod 5 is limited, and the stirring blade 202 grinds the agricultural product raw materials After grinding and stirring, the agricultural products form slurry. The inspector squeezes the operating handle 605, and the operating handle 605 pushes the sliding plate 602 to slide inside the sliding groove 601, squeezes the spring column 603 and drives the connecting rod 604 to move downward. During the downward extension of the connecting rod 604, the limit plate 503 slides inside the limit groove 502. When the scraper 606 is located below the stirring blade head 202, the inspector rotates the fixed cylinder 6, and the fixed cylinder 6 drives the grinding rod 5 to rotate so that the scraper 606 scrapes off the agricultural product slurry accumulated and attached below the stirring blade head 202. After all the four groups of blades below the stirring blade head 202 are scraped off, the operating handle 605 is unloaded, and the sliding plate 602 drives the scraper 606 to reset under the elastic force of the spring column 603. During grinding, the position of the scraper 606 will not have an adverse effect on the working state of the stirring blade head 202.

[0030] Working principle: When using this device, first add agricultural products into the grinding cylinder 2, the thread groove 205 and the thread ring 401 cooperate to realize the connection between the top of the grinding cylinder 2 and the top cover 4, the grinding rod 5 passes through the inner side of the opening 402 and is located inside the grinding cylinder 2, the driving seat 103 works to drive the stirring blade 202 to rotate at high speed to crush and stir the agricultural products, the stirring blade 202 grinds and stirs the agricultural products to form a slurry, the inspector squeezes the operating handle 605, the operating handle 605 pushes the sliding plate 602 to slide inside the sliding groove 601, squeezes the spring column 603 and drives When the connecting rod 604 moves downward and the scraper 606 is located below the stirring blade head 202, the inspector rotates the fixed cylinder 6, and the fixed cylinder 6 drives the grinding rod 5 to rotate so that the scraper 606 scrapes off the agricultural product slurry accumulated and attached below the stirring blade head 202. After scraping, the operating handle 605 is unloaded, and the sliding plate 602 drives the scraper 606 to reset under the elastic force of the spring column 603, and the grinding and cleaning assembly is removed from the inside of the grinding cylinder 2. The use angle of the pouring frame 3 is adjusted through the rotating pin 301 so that its open end is tilted upward, and the slurry is discharged through the pouring frame 3 and the frame cover 303 when the slurry is discharged.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A grinding device for detecting pesticide residues in agricultural products, comprising a grinding cylinder (2), a top cover (4) and a grinding rod (5), characterized in that: A top cover (4) is movably mounted on the top of the grinding cylinder (2); an opening (402) is provided through the top center of the top of the top cover (4); a grinding and cleaning assembly is arranged on the inner side of the top cover (4); the grinding and cleaning assembly is used for grinding and scraping agricultural products; the grinding and cleaning assembly comprises a grinding rod (5) and a fixed cylinder (6); the grinding rod (5) is mounted through the inner side of the opening (402); a fixed cylinder (6) is mounted on the top of the grinding rod (5); a sliding groove (601) is arranged on the inner wall of the fixed cylinder (6); a sliding plate (602) is fitted on the inner side of the sliding groove (601); a connecting rod (604) is mounted on the bottom of the sliding plate (602); a scraper (606) is mounted on the bottom end of the connecting rod (604).

2. The grinding device for detecting pesticide residues in agricultural products according to claim 1, characterized in that: The bottom of the grinding cylinder (2) is connected to a device base (1), an adjustment knob (101) is provided on the front of the device base (1), and a placement plate (102) is installed on the top of the device base (1).

3. A grinding device for detecting pesticide residues in agricultural products according to claim 2, characterized in that: A cylinder seat (201) is installed at the bottom of the grinding cylinder (2), a limiting protrusion (104) is installed at the top of the placement plate (102), and the limiting protrusion (104) is used to limit the cylinder seat (201), a driving seat (103) is installed at the center position of the top of the placement plate (102), a stirring blade head (202) is installed on the inner side of the cylinder seat (201), and the output end of the driving seat (103) is connected to the input end of the stirring blade head (202), a corner column (203) is installed on the inner wall of the grinding cylinder (2), and a cylinder handle (204) is installed on the outer side of the grinding cylinder (2).

4. The grinding device for detecting pesticide residues in agricultural products according to claim 3, characterized in that: The grinding cylinder (2) is provided with an adjustment opening (206) at the top end of a side away from the cylinder handle (204), a rotation groove (207) is provided on the inner wall of the adjustment opening (206), a material pouring frame (3) is installed on the inner side of the adjustment opening (206), a rotation pin (301) is installed on the outer side of the material pouring frame (3), and the rotation pin (301) cooperates with the rotation groove (207), a frame cover (303) is installed on the top of the material pouring frame (3), a concave hole (302) is provided on the top of the material pouring frame (3), a plug post (304) is installed on the bottom of the frame cover (303), and the plug post (304) is plugged into the inner side of the concave hole (302).

5. The grinding device for detecting pesticide residues in agricultural products according to claim 1, characterized in that: A thread groove (205) is provided on the inner side of the top end of the grinding cylinder (2), a thread ring (401) is installed on the bottom of the top cover (4), and the thread ring (401) is threadably matched with the thread groove (205).

6. The grinding device for detecting pesticide residues in agricultural products according to claim 1, characterized in that: A limiting disk (501) is installed on the outer side of the grinding rod (5), a limiting groove (502) is provided on the inner wall of the grinding rod (5), a limiting plate (503) is installed on the outer end of the connecting rod (604), and the limiting plate (503) is embedded and installed on the inner side of the limiting groove (502).

7. The grinding device for detecting pesticide residues in agricultural products according to claim 1, characterized in that: A spring column (603) is installed on the bottom wall of the fixed cylinder (6), and the top end of the spring column (603) is connected to the bottom of the sliding plate (602), and an operating handle (605) is installed on the top of the sliding plate (602).

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