Extraction device for food pesticide residue detection

Abstract

The extraction device is applied to the technical field of pesticide residue detection and comprises an extraction barrel, a fixing cover is welded to the top of the extraction barrel, a threaded barrel is connected to the interior of the fixing cover in a penetrating and threaded mode, and extension rods are welded to the two sides of the top of the threaded barrel. And the bottom of the threaded cylinder is rotationally connected with an extrusion plate. The extension rod is twisted to drive the threaded cylinder to rotate, so that the threaded cylinder is engaged with the fixed cover in a threaded manner to drive the extrusion plate to vertically slide in the extraction cylinder in a reciprocating manner. Therefore, juice in the agricultural products is squeezed out, operation is convenient, and squeezing stability is improved. In the agricultural product extrusion process, the threaded barrel can synchronously drive the smashing blades at the bottom of the rotating rod to rotate to cut and smash the agricultural products, and the agricultural products are smashed into small blocks. And meanwhile, the extrusion plate can push the agricultural products to the crushing blade for crushing when extruding the agricultural products. Therefore, juice in agricultural products can be fully squeezed out conveniently through the squeezing plate, and the juice extraction amount is increased.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of pesticide residue detection, especially relates to an extraction device for food pesticide residue detection. BACKGROUND

[0002] At present, the Chinese utility model with the announcement number CN220960843U discloses an extraction device for food pesticide residue detection. The patent can conveniently collect the juice of agricultural products outdoors by extruding the agricultural products through the extrusion block and filter screen and allowing the juice to fall into the collecting pipe. However, the above-mentioned patent directly extrudes the agricultural products by pushing the pressing rod to make the extrusion block extrude the juice in the agricultural products. This operation method often needs a large pushing force to extrude the juice in the agricultural products. Moreover, since the placed agricultural products cannot be crushed into small pieces, the extruded juice is less, the juice in the agricultural products cannot be fully extruded, and the extraction amount of the juice of the agricultural products is reduced. UTILITY MODEL CONTENTS

[0003] The utility model discloses a kind of extraction devices for food pesticide residue detection, its advantage is that the juice in agricultural products can be fully extruded and the function that agricultural products can be crushed into small pieces for extrusion.

[0004] The above technical purpose of the utility model is realized by the following technical scheme: an extraction device for food pesticide residue detection, including extraction cylinder, the top of the extraction cylinder is welded with fixed cover, the inside of the fixed cover is penetrated with screw thread and is connected with screw thread cylinder, the top of the screw thread cylinder is welded with extension rod on both sides, the bottom of the screw thread cylinder is rotatably connected with extrusion plate, the bottom of the extrusion plate is bonded with rubber pad that is slidably connected with the inner surface of the extraction cylinder, the top of the extrusion plate is welded with positioning rod that is slidably connected with the fixed cover.

[0005] The above technical scheme is adopted, the screw thread cylinder is rotated by twisting extension rod, the screw thread cylinder is threadedly engaged with fixed cover after being rotated, and the extrusion plate is driven to reciprocally slide up and down inside the extraction cylinder. Thus, the juice inside agricultural products is extruded, operation is facilitated, and extrusion stability is improved. During extruding agricultural products, the screw thread cylinder can synchronously drive the crushing blade at the bottom of the rotating rod to rotate and cut and crush agricultural products, so that the agricultural products are crushed into small pieces. At the same time, the extrusion plate can push the agricultural products to the crushing blade for crushing when extruding the agricultural products. Thus, the juice in the agricultural products can be fully extruded by the extrusion plate, and the juice extraction amount is improved.

[0006] The utility model is further provided as follows: the inside of the screw thread cylinder is slidably connected with rotating rod that is slidably connected with the extrusion plate, the bottom of the rotating rod is welded with crushing blade on both sides, the top of the rotating rod is welded with sliding block on one side, and the inside of the screw thread cylinder is provided with straight line sliding slot that is slidably connected with the sliding block.

[0007] By adopting the technical scheme, the agricultural products can be cut and crushed into small pieces, so that the juice in the agricultural products can be fully squeezed out by the extrusion plate.

[0008] The utility model discloses further set up as: the bottom threaded connection of extraction cylinder has the funnel cover, the inside of funnel cover has the filter screen that cooperates with rubber pad uses.

[0009] By adopting the technical scheme, the juice squeezed out can be filtered, and the funnel cover can more conveniently concentrate the juice to flow out.

[0010] The utility model discloses further set up as: the bottom sliding connection of funnel cover has the collecting pipe, the one side fixed connection of collecting pipe top has the plug cover.

[0011] By adopting the technical scheme, the juice can be stored in the collecting pipe after being squeezed out, and the plug cover can cover the top of the collecting pipe to prevent dust from entering.

[0012] The utility model discloses further set up as: one end fixed communication has the throw -in mouth on the surface of extraction cylinder, the sealed cover of throw -in mouth far from the sliding insertion of extraction cylinder.

[0013] By adopting the technical scheme, the agricultural products can be squeezed in the extraction cylinder through the throw-in mouth, and then the sealed cover can cover the throw-in mouth to prevent dust from entering the inside of the extraction cylinder.

[0014] The utility model discloses further set up as: the other end bonding has observation lens on the surface of extraction cylinder.

[0015] By adopting the technical scheme, the squeezing state of the agricultural products in the extraction cylinder can be observed through the observation lens.

[0016] The utility model discloses further set up as: the both sides of the inside chamber bottom of extraction cylinder all are welded with the stop block that cooperates with extrusion plate uses.

[0017] By adopting the technical scheme, the downward sliding position of the extrusion plate is limited to prevent the extrusion to the crushing blade.

[0018] The utility model discloses further set up as: the surface sliding sleeve of rotary rod has the sealing ring that cooperates with the inside bonding of extrusion plate.

[0019] By adopting the technical scheme, the sealing property is improved to prevent the agricultural product juice from entering the inside of the threaded cylinder.

[0020] In summary, the utility model has the following beneficial effects:

[0021] 1, by twisting the extension rod drive screw cylinder rotation, the screw cylinder and fixed cover thread bite after driving the extrusion plate in the extraction cylinder inside up and down reciprocating sliding. Thus the juice inside the agricultural products extruded out, easy operation, improve the extrusion stability;

[0022] 2, by in the process of extruding agricultural products, screw cylinder can drive the rotating rod bottom of the crushing blade rotation cutting agricultural products, agricultural products into small pieces. At the same time, the extrusion plate can be pushed to the crushing blade when extruding agricultural products. Thus the extrusion plate can extrude the juice in the agricultural products, improve the juice extraction. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is the structure of the present utility model schematic diagram;

[0024] Figure 2 is the structure of the present utility model sectional view;

[0025] Figure 3 is the structure of the present utility model local sectional view.

[0026] Reference signs: 1, extraction cylinder; 2, fixed cover; 3, funnel set; 4, filter screen; 5, screw cylinder; 6, extension rod; 7, extrusion plate; 8, rubber pad; 9, rotating rod; 10, crushing blade; 11, straight line sliding slot; 12, sliding block; 13, feeding port; 14, sealing cover; 15, positioning rod; 16, collection pipe; 17, plug cover; 18, observation lens; 19, stop block; 20, sealing ring. DETAILED DESCRIPTION

[0027] The present utility model is further described in detail below in conjunction with the drawings.

[0028] Example 1:

[0029] Reference Figure 1 、 Figure 2 、 Figure 3 , a kind of food agricultural residue detection extraction device, including extraction cylinder 1, the top of extraction cylinder 1 is welded with fixed cover 2, fixed cover 2 inside is penetrated with screw thread connection screw cylinder 5, the top of screw cylinder 5 both sides is welded with extension rod 6, the bottom of screw cylinder 5 is rotatably connected with extrusion plate 7, the bottom of extrusion plate 7 is bonded with the sliding connection of rubber pad 8 in the inner surface of extraction cylinder 1, the top of extrusion plate 7 one side is welded with the sliding connection of positioning rod 15 in fixed cover 2. By twisting the extension rod 6 drive screw cylinder 5 rotation, the screw cylinder 5 and fixed cover 2 thread bite after driving the extrusion plate 7 in the extraction cylinder 1 inside up and down reciprocating sliding. Thus the juice inside the agricultural products extruded out, easy operation, improve the extrusion stability.

[0030] Reference Figure 1 、 Figure 2The bottom of the extraction cylinder 1 is threadedly connected with a funnel sleeve 3, and the inside of the funnel sleeve 3 is bolted with a filter screen 4 which is used in cooperation with the rubber pad 8. The squeezed juice can be filtered, and the funnel sleeve 3 can more conveniently concentrate the juice flowing out.

[0031] With reference to Figure 1 , Figure 2 The bottom of the funnel sleeve 3 is slidingly connected with a collecting pipe 16, and one side of the top of the collecting pipe 16 is fixedly connected with a plug cover 17. After the juice is squeezed out, it can slide into the inside of the collecting pipe 16 for storage, and the plug cover 17 can cover the top of the collecting pipe 16 to prevent dust from entering.

[0032] With reference to Figure 1 , Figure 2 One end of the surface of the extraction cylinder 1 is fixedly connected with a feeding opening 13, and the feeding opening 13 is slidingly inserted with a sealing cover 14 away from the extraction cylinder 1. The agricultural products enter the inside of the extraction cylinder 1 for squeezing through the feeding opening 13, and then the sealing cover 14 covers the feeding opening 13 to prevent dust from entering the inside of the extraction cylinder 1.

[0033] Brief use process: rotate the threaded cylinder 5 by driving the extension rod 6, so that the threaded cylinder 5 threadedly engages with the fixed cover 2 to drive the squeezing plate 7 to rotate. Then, the squeezing plate 7 is positioned by the positioning rod 15 sliding in the fixed cover 2, so that the squeezing plate 7 drives the rubber pad 8 to reciprocally slide in the inside of the extraction cylinder 1, thereby squeezing the agricultural products to press out the juice in the inside.

[0034] Example 2:

[0035] With reference to Figure 1 , Figure 2 , Figure 3 A food agricultural residue detection extraction device, the inside of the threaded cylinder 5 is slidingly connected with a rotating rod 9 which slidingly connects with the squeezing plate 7, both sides of the bottom of the rotating rod 9 are welded with crushing blades 10, one side of the top of the rotating rod 9 is welded with a sliding block 12, and the inside of the threaded cylinder 5 is provided with a straight sliding slot 11 which slidingly connects with the sliding block 12. During the process of squeezing the agricultural products, the threaded cylinder 5 can drive the crushing blades 10 at the bottom of the rotating rod 9 to rotate to cut and crush the agricultural products, so that the agricultural products are crushed into small pieces. At the same time, the squeezing plate 7 can push the agricultural products to the crushing blades 10 for crushing when squeezing the agricultural products. Thus, the squeezing plate 7 can squeeze out the juice in the agricultural products more fully, and the juice extraction amount is improved.

[0036] With reference to Figure 1 The other end of the surface of the extraction cylinder 1 is bonded with an observation lens 18. The squeezing state of the agricultural products in the inside of the extraction cylinder 1 can be observed through the observation lens 18.

[0037] With reference to Figure 2The two sides of the bottom of the inner cavity of the extraction cylinder 1 are welded with the stoppers 19 which are used in cooperation with the extrusion plate 7. The downward sliding position of the extrusion plate 7 is limited, preventing the extrusion to the crushing blade 10.

[0038] With reference to Figure 3 The surface of the rotating rod 9 is sleeved with the sealing ring 20 which is bonded to the inside of the extrusion plate 7. The sealing property is improved, preventing the agricultural product juice from entering the inside of the threaded cylinder 5.

[0039] Brief description of the use process: through the rotation of the threaded cylinder 5, the extrusion plate 7 is moved downward to extrude the agricultural product. During the extrusion process, the threaded cylinder 5 is used in cooperation with the linear sliding groove 11 and the sliding block 12, thereby driving the rotating rod 9 to rotate inside. Then the bottom crushing blade 10 is rotated by the rotating rod 9 to cut and crush the agricultural product, crushing the agricultural product into small pieces. At the same time, the sliding block 12 can slide in the linear sliding groove 11, thereby enabling the threaded cylinder 5 to only drive the rotating rod 9 to rotate during the downward sliding process, and unable to drive the rotating rod 9 to slide.

[0040] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model. Those skilled in the art can make modifications to the embodiment without creative contribution after reading the specification, but as long as the modifications are within the scope of the claims of the utility model, they are protected by the patent law.

Claims

1. An extraction device for foodstuff pesticide residue detection, comprising an extraction cylinder (1), characterized in that: The top of the extraction cylinder (1) is welded with a fixed cover (2), a threaded cylinder (5) is threaded connected in the fixed cover (2), the top of the threaded cylinder (5) is welded with an extension rod (6) on both sides, the bottom of the threaded cylinder (5) is rotatably connected with an extrusion plate (7), the bottom of the extrusion plate (7) is bonded with a rubber pad (8) which is slidably connected with the inner surface of the extraction cylinder (1), one side of the top of the extrusion plate (7) is welded with a positioning rod (15) which is slidably connected with the fixed cover (2).

2. The extraction device for detecting food agricultural residues according to claim 1, characterized in that: The inside of the threaded cylinder (5) is slidably connected with a rotating rod (9) which is slidably connected with the extrusion plate (7), the bottom of the rotating rod (9) is welded with a crushing blade (10) on both sides, one side of the top of the rotating rod (9) is welded with a sliding block (12), the inside of the threaded cylinder (5) is provided with a straight sliding slot (11) which is slidably connected with the sliding block (12).

3. The extraction device for detecting food agricultural residues according to claim 1, characterized in that: The bottom of the extraction cylinder (1) is threaded connected with a funnel sleeve (3), the inside of the funnel sleeve (3) is bolted with a filter screen (4) which is used in cooperation with the rubber pad (8).

4. The extraction device for foodstuff and agricultural residue detection according to claim 3, characterized in that: The bottom of the funnel sleeve (3) is slidably connected with a collecting pipe (16), one side of the top of the collecting pipe (16) is fixedly connected with a plug cover (17).

5. The extraction device for detecting food agricultural residues according to claim 1, characterized in that: One end of the surface of the extraction cylinder (1) is fixedly connected with a feeding port (13), the feeding port (13) is slidably inserted with a sealing cover (14) away from the extraction cylinder (1).

6. The extraction device for foodstuff and agricultural residue detection according to claim 1, characterized in that: The other end of the surface of the extraction cylinder (1) is bonded with an observation lens (18).

7. The extraction device for detecting food agricultural residues according to claim 1, characterized in that: The bottom of the inner cavity of the extraction cylinder (1) is welded with a stop block (19) which is used in cooperation with the extrusion plate (7) on both sides. 8.The foodstuff pesticide residue detection extraction device according to claim 2, characterized in that: The surface of the rotating rod (9) is slidably sleeved with a sealing ring (20) which is bonded in the inside of the extrusion plate (7).

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