Extraction device of biotoxin

Abstract

The utility model relates to the technical field of biotoxin extraction facilities, and discloses a biotoxin extraction device which comprises a cylindrical pressurization barrel body without a bottom wall, and a cylindrical extraction barrel body is arranged on the inner side wall of the bottom of the pressurization barrel body in a threaded and sleeved mode. A horizontal baffle plate is fixed on the inner side wall of the pressurizing cylinder body on the upper side of the extraction cylinder body, a circular insertion hole is formed in the middle position of the top wall of the extraction cylinder body, a vertical pipe is connected to the middle position of the baffle plate, the vertical pipe is movably arranged in the insertion hole, and the bottom end of the vertical pipe is of a sealing structure; according to the utility model, a biotoxin sample is stored through the pressurizing cylinder, if the biotoxin sample needs to be used, the pressurizing cylinder and the extraction cylinder do not need to be assembled, the biotoxin sample can be directly discharged through the pressurizing cylinder, the process of discharging the biotoxin sample is time-saving and labor-saving, the use efficiency is higher, and the process of disassembling and assembling the extraction cylinder is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of biological toxin extraction facilities, in particular to a biological toxin extraction device. Background Art

[0002] There are two names for biotoxins: biological toxins and natural toxins. Biotoxins are toxic substances produced by various organisms, and biological toxins are natural toxins. There are many types of biotoxins, including almost all types of compounds. Their biological activities are also very complex and can affect human physiological functions. They not only have toxicological effects, but also pharmacological effects. They are often used as tool drugs in physiological science research and are also used as drugs. According to the source, they can be divided into plant toxins, animal toxins, marine toxins and microbial toxins. Generally, a biotoxin extraction device is used to extract biotoxin samples.

[0003] In the patent document with the published announcement number CN219104440U, a sample extraction device for food biological toxin detection is disclosed, including a pressurizing cylinder and an extraction cylinder, a piston is slidably installed inside the pressurizing cylinder, a sleeve is installed on the bottom side of the pressurizing cylinder, and the extraction cylinder is installed in the sleeve, a nozzle is arranged in the middle of the bottom side of the pressurizing cylinder, and a vent hole is opened on the nozzle; the pressurizing cylinder and the extraction cylinder are detachably installed, the extraction cylinder is inserted into the sleeve, and the installation is completed by the limit groove and the limit rubber ring. At this time, the nozzle passes through the jack, drives the sealing plug to move, and the sealing plug drives the movable plate to move along the guide rod to compress the spring, and the pressurizing cylinder is connected with the extraction cylinder through the vent hole of the nozzle, and then the piston in the pressurizing cylinder moves to realize the change of air pressure in the extraction cylinder, and the extraction and discharge of the sample liquid are realized, and the extraction and discharge of different sample liquids can be completed by replacing the extraction cylinder.

[0004] When the above device is in use, the biotoxin sample is stored through the extraction cylinder. However, if the biotoxin sample needs to be used, the pressurizing cylinder and the extraction cylinder need to be assembled and then the biotoxin sample needs to be discharged. The process of discharging the biotoxin sample is time-consuming and labor-intensive, and the efficiency of use is low. Therefore, a biotoxin extraction device is needed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a device for extracting biological toxins, which solves the problems raised in the background technology.

[0006] The embodiment of the present application provides a device for extracting biological toxins, including a pressurized cylinder body, which is cylindrical and has no bottom wall. A cylindrical extraction cylinder body is threadedly sleeved on the inner wall of the bottom of the pressurized cylinder body, and a horizontal baffle is fixed on the inner wall of the pressurized cylinder body located on the upper side of the extraction cylinder body. A circular plug hole is opened in the middle position of the top wall of the extraction cylinder body, and a vertical standpipe is connected to the middle position of the baffle. The standpipe is movably arranged inside the plug hole, and the bottom end of the standpipe is a sealing structure. Side holes are opened on the two side walls of the bottom of the standpipe located inside the extraction cylinder body, and a sealing ring is movably sleeved on the outer ring of the standpipe. The bottom end of the sealing ring contacts the top end of the extraction cylinder body, and a vertical spring is connected to the top end of the sealing ring and the bottom wall of the baffle.

[0007] Optionally, an extraction tube is connected to the bottom end of the extraction cylinder body, a top hole is opened in the middle position of the top wall of the pressurizing cylinder body, a vertical pull rod is movably provided inside the top hole, the bottom end of the pull rod extends to the interior of the pressurizing cylinder body and is fixed with a piston block, the piston block is located on the upper side of the baffle, and the top end of the pull rod extends to the upper side of the pressurizing cylinder body and is fixed with a handle.

[0008] By adopting the above technical solution, the pull rod and the piston block can be raised or lowered by holding the pressurizing cylinder body and moving the handle.

[0009] Optionally, the size of the top hole matches the size of the pull rod, and the size of the piston block matches the size of the inner side wall of the pressurizing cylinder body.

[0010] By adopting the above technical solution, the piston block can be lifted and lowered stably.

[0011] Optionally, a first anti-slip pattern is provided on the outer side of the handle.

[0012] By adopting the above technical solution, it is possible to prevent the hand from slipping when pulling the handle.

[0013] Optionally, a second anti-slip pattern is provided on the outer side wall of the extraction cylinder body.

[0014] By adopting the above technical solution, it is possible to prevent the hand from slipping when rotating the extraction cylinder body.

[0015] Optionally, the size of the socket matches the size of the outer ring of the vertical pipe.

[0016] By adopting the above technical solution, biological toxin samples can be prevented from entering the interior of the insertion hole.

[0017] Optionally, the size of the inner ring of the sealing ring matches the size of the outer ring of the vertical pipe, the spring is sleeved on the outside of the vertical pipe, and the spring is in a compressed state.

[0018] By adopting the above technical solution, when the extraction cylinder body descends relative to the pressurizing cylinder body, the spring can be extended by the elastic force of the spring.

[0019] Optionally, an observation hole is opened on the side wall of the pressurizing cylinder body located on the upper side of the baffle, and an arc-shaped scale plate is fixed inside the observation hole. The curvature of the scale plate is adapted to the curvature of the side wall of the pressurizing cylinder body. The scale plate is made of transparent plastic material, and scale markings are set on the front end side wall of the scale plate.

[0020] By adopting the above technical solution, it is convenient to observe the volume of the biological toxin sample inside the pressurized cylinder body.

[0021] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0022] The present application proposes a biotoxin extraction device. If it is necessary to extract a biotoxin sample, the biotoxin sample can be drawn through an extraction tube, so that the biotoxin sample can enter the interior of a pressurized cylinder body. Then, by rotating the extraction cylinder body until the extraction cylinder body is separated from the pressurized cylinder body, the sealing ring can be sealed to the side hole, and the biotoxin sample can be stored through the pressurized cylinder body. If it is necessary to use the biotoxin sample, the sealing ring can be moved by hand, and the biotoxin sample inside the pressurized cylinder body can be discharged through the side hole by pushing the handle. The biotoxin sample is stored through the pressurized cylinder. If it is necessary to use the biotoxin sample, there is no need to assemble the pressurized cylinder and the extraction cylinder, and the biotoxin sample can be directly discharged through the pressurized cylinder. The process of discharging the biotoxin sample saves time and effort, and has high efficiency.

[0023] The present application proposes a biological toxin extraction device. If it is necessary to disassemble the extraction cylinder, hold the pressurized cylinder body with your hand, and rotate the extraction cylinder body to separate the extraction cylinder body from the pressurized cylinder body, and the extraction cylinder can be disassembled. If it is necessary to install the extraction cylinder, hold the pressurized cylinder body with your hand, and rotate the extraction cylinder body to thread the extraction cylinder body onto the inner wall of the pressurized cylinder body, and the extraction cylinder can be installed. The process of disassembling and assembling the extraction cylinder is relatively convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 It is a front view of the pressurizing cylinder body of the utility model;

[0026] Figure 3 This is a schematic diagram of the cross-sectional structure of the pressurizing cylinder body of the utility model;

[0027] Figure 4 For this utility model Figure 3 Schematic diagram of the enlarged structure at A in FIG.

[0028] In the figure: 1. Pressurizing cylinder body; 2. Extraction cylinder body; 3. Extraction tube; 4. Scale plate; 5. Scale mark; 6. Pull rod; 7. Handle; 8. Top hole; 9. Piston block; 10. Baffle; 11. Socket; 12. Vertical tube; 13. Side hole; 14. Spring; 15. Sealing ring. DETAILED DESCRIPTION

[0029] See also Figure 1-4 The utility model provides a technical solution: a biotoxin extraction device, including a pressurized cylinder body 1, the pressurized cylinder body 1 is cylindrical, the pressurized cylinder body 1 has no bottom wall, a cylindrical extraction cylinder body 2 is threadedly sleeved on the inner side wall of the bottom of the pressurized cylinder body 1, a second anti-slip pattern is arranged on the outer side wall of the extraction cylinder body 2 to prevent the hand from slipping when the extraction cylinder body 2 is rotated, a horizontal baffle 10 is fixed on the inner side wall of the pressurized cylinder body 1 located on the upper side of the extraction cylinder body 2, and a circular plug hole 11 is opened in the middle of the top wall of the extraction cylinder body 2. A vertical standpipe 12 is connected to the middle position of the baffle 10. The standpipe 12 is movably arranged inside the socket 11. The size of the socket 11 is matched with the size of the outer ring of the standpipe 12, which can prevent the biotoxin sample from entering the inside of the socket 11. The bottom end of the standpipe 12 is a sealing structure. Side holes 13 are opened on the tube walls on both sides of the bottom of the standpipe 12 located inside the extraction cylinder body 2. A sealing ring 15 is movably sleeved on the outer ring of the standpipe 12. The bottom end of the sealing ring 15 contacts the top of the extraction cylinder body 2. A vertical spring 14 is connected between the top of the sealing ring 15 and the bottom wall of the baffle 10.

[0030] In some technical solutions, such as Figure 2 and Figure 3 As shown, the bottom end of the extraction cylinder body 2 is connected to the extraction tube 3, and a top hole 8 is opened in the middle position of the top wall of the pressurizing cylinder body 1. A vertical pull rod 6 is movably provided inside the top hole 8. The bottom end of the pull rod 6 extends to the inside of the pressurizing cylinder body 1 and is fixed with a piston block 9. The piston block 9 is located on the upper side of the baffle 10. The top end of the pull rod 6 extends to the upper side of the pressurizing cylinder body 1 and is fixed with a handle 7. The outer side of the handle 7 is provided with a first anti-slip pattern to prevent the hand from slipping when pulling the handle 7. Holding the pressurizing cylinder body 1 and moving the handle 7 can make the pull rod 6 and the piston block 9 rise and fall.

[0031] In some technical solutions, such as Figure 2 As shown, the size of the top hole 8 is matched with the size of the pull rod 6, and the size of the piston block 9 is matched with the size of the inner wall of the pressurizing cylinder body 1, so that the pull rod 6 and the piston block 9 can be stably lifted and lowered.

[0032] In some technical solutions, such as Figure 3 and Figure 4 As shown, the size of the inner circle of the sealing ring 15 is matched with the size of the outer circle of the vertical tube 12, and the spring 14 is sleeved on the outer side of the vertical tube 12, so that the spring 14 can stably expand and contract. The spring 14 is in a compressed state. When the extraction cylinder body 2 descends relative to the pressurizing cylinder body 1, the spring 14 can be extended through the elastic force of the spring 14, and the sealing ring 15 can be descended along the outer circle of the vertical tube 12.

[0033] In some technical solutions, such as Figure 1 and Figure 2 As shown, an observation hole is opened on the side wall of the pressurizing cylinder body 1 located on the upper side of the baffle 10, and an arc-shaped scale plate 4 is fixed inside the observation hole. The curvature of the scale plate 4 is adapted to the curvature of the side wall of the pressurizing cylinder body 1, and the side end of the piston block 9 is fitted with the scale plate 4. The scale plate 4 is made of transparent plastic material, and a scale mark 5 is set on the front end side wall of the scale plate 4 to facilitate observation of the volume of the biological toxin sample stored inside the pressurizing cylinder body 1.

[0034] When in use, if it is necessary to extract a biotoxin sample, first hold the pressurized cylinder body 1, and by pulling the handle 7 upwards, the pull rod 6 and the piston block 9 can be raised, and the biotoxin sample can be extracted through the extraction tube 3, and the biotoxin sample can enter the interior of the pressurized cylinder body 1 through the extraction cylinder body 2, the side hole 13 and the vertical tube 12. Then, by rotating the extraction cylinder body 2 clockwise, the extraction cylinder body 2 can be lowered relative to the pressurized cylinder body 1 through the threaded transmission of the extraction cylinder body 2 and the pressurized cylinder body 1. Through the elastic force of the spring 14, the spring 14 can be extended, and the sealing ring 15 can be lowered along the outer ring of the vertical tube 12 until the extraction cylinder body 2 is separated from the pressurized cylinder body 1, and the sealing ring 15 can block the side hole 13, so as to prevent the biotoxin sample inside the pressurized cylinder body 1 and the vertical tube 12 from being discharged through the side hole 13, and the biotoxin sample can be stored through the pressurized cylinder body 1. If the biotoxin sample needs to be used, the sealing ring 15 can be pushed upward by hand to make the sealing ring 15 move along the vertical tube 12 The outer circle rises to the upper side of the side hole 13, and the pull rod 6 and the piston block 9 can be lowered by pushing the handle 7 downward, so that the biotoxin sample inside the pressurized cylinder body 1 can be discharged through the side hole 13. The biotoxin sample is stored by the pressurized cylinder. If the biotoxin sample needs to be used, there is no need to assemble the pressurized cylinder and the extraction cylinder, and the biotoxin sample can be directly discharged through the pressurized cylinder. The process of discharging the biotoxin sample is time-saving and labor-saving, and the use efficiency is high; if the extraction cylinder needs to be disassembled, hold the pressurized cylinder body 1 with your hand, and rotate the extraction cylinder body 2 clockwise. Through the threaded transmission of the extraction cylinder body 2 and the pressurized cylinder body 1, the extraction cylinder body 2 can be separated from the pressurized cylinder body 1, and the extraction cylinder can be disassembled. If the extraction cylinder needs to be installed, hold the pressurized cylinder body 1 with your hand, and rotate the extraction cylinder body 2 counterclockwise, so that the extraction cylinder body 2 can be threadedly connected to the inner side wall of the bottom of the pressurized cylinder body 1, and the vertical pipe 12 is inserted into the inside of the jack 11, and the extraction cylinder can be installed. The process of disassembling and assembling the extraction cylinder is relatively convenient.

[0035] The technical means disclosed in the utility model are not limited to the technical means disclosed in the above technical means, but also include technical solutions composed of equivalent replacement of the above technical features. Matters not covered in the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A biotoxin extraction device, comprising a pressurized cylinder body (1), characterized in that: The pressurizing cylinder body (1) is cylindrical and has no bottom wall. A cylindrical extraction cylinder body (2) is threadedly sleeved on the inner wall of the bottom of the pressurizing cylinder body (1). A horizontal baffle (10) is fixed on the inner wall of the pressurizing cylinder body (1) located on the upper side of the extraction cylinder body (2). A circular insertion hole (11) is opened in the middle of the top wall of the extraction cylinder body (2). A vertical standpipe (12) is connected to the middle of the baffle (10). The tube (12) is movably arranged inside the insertion hole (11), the bottom end of the vertical tube (12) is a sealing structure, and side holes (13) are opened on the tube walls on both sides of the bottom of the vertical tube (12) located inside the extraction tube body (2). The outer ring of the vertical tube (12) is movably sleeved with a sealing ring (15), the bottom end of the sealing ring (15) is in contact with the top end of the extraction tube body (2), and the top end of the sealing ring (15) is connected to the bottom wall of the baffle (10) by a vertical spring (14).

2. The biotoxin extraction device according to claim 1, characterized in that: The bottom end of the extraction cylinder body (2) is connected to an extraction tube (3), a top hole (8) is opened in the middle of the top wall of the pressurizing cylinder body (1), a vertical pull rod (6) is movably provided inside the top hole (8), the bottom end of the pull rod (6) extends to the inside of the pressurizing cylinder body (1) and is fixed with a piston block (9), the piston block (9) is located on the upper side of the baffle (10), and the top end of the pull rod (6) extends to the upper side of the pressurizing cylinder body (1) and is fixed with a handle (7).

3. The biotoxin extraction device according to claim 2, characterized in that: The size of the top hole (8) is matched with the size of the pull rod (6), and the size of the piston block (9) is matched with the size of the inner wall of the pressurizing cylinder body (1).

4. The biotoxin extraction device according to claim 2, characterized in that: The outer side of the handle (7) is provided with a first anti-slip pattern.

5. The biotoxin extraction device according to claim 1, characterized in that: A second anti-slip pattern is provided on the outer side wall of the extraction cylinder body (2).

6. The biotoxin extraction device according to claim 1, characterized in that: The size of the insertion hole (11) is matched with the size of the outer ring of the vertical pipe (12).

7. The biotoxin extraction device according to claim 1, characterized in that: The size of the inner ring of the sealing ring (15) matches the size of the outer ring of the vertical tube (12); the spring (14) is sleeved on the outside of the vertical tube (12); and the spring (14) is in a compressed state.

8. The biotoxin extraction device according to claim 1, characterized in that: An observation hole is provided on the side wall of the pressurizing cylinder body (1) located on the upper side of the baffle (10), and an arc-shaped scale plate (4) is fixed inside the observation hole. The curvature of the scale plate (4) is adapted to the curvature of the side wall of the pressurizing cylinder body (1). The scale plate (4) is made of transparent plastic material, and a scale mark (5) is provided on the front end side wall of the scale plate (4).

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