Filter for preparing low-pathogenicity influenza virus detection sample

Abstract

The utility model relates to the technical field of virus sample preparation, in particular to a filter for preparing a low-pathogenicity influenza virus detection sample, which is convenient for cleaning solid substances, avoiding blockage, improving the filtering efficiency and ensuring the overall stability of equipment. Comprising a box body, a damping base, a diatom composite layer screen drum, a bamboo charcoal composite layer screen drum, a concentration device, a centrifugal assembly, a collection assembly and a sealing assembly, the bottom end of the box body is connected with the top end of the damping base, the diatom composite layer screen drum and the bamboo charcoal composite layer screen drum are located in the box body, and the concentration device is installed at the bottom end in the box body; a feeding opening is formed in the top end of the box body, the centrifugal assembly is mounted in the box body, the sealing assembly covers the feeding opening of the box body, the collecting assembly is mounted on the inner wall of the lower part of the box body, and the output end of the collecting assembly is connected with the input end of the concentration equipment.

Description

Technical Field

[0001] The utility model relates to the technical field of virus sample preparation, in particular to a filter for preparing low pathogenic influenza virus detection samples. Background Art

[0002] Viruses are tiny and simple in structure. They parasitize living cells. After leaving the host cells, they cannot carry out life activities and cannot continue to reproduce independently. Many diseases are caused by viruses. In order to study the pathogenic mechanism, it is necessary to extract and study the virus. When extracting, the sample needs to be filtered, adsorbed, and concentrated. A duck virus sample filtration, adsorption and concentration device proposed by prior art announcement number CN213091324U includes a shell, a top cover is provided at the top of the shell, a feed pipe is provided at the top of the top cover, a sieve bin is provided at the top of the shell, the sieve bin is connected to the inner wall of the shell through a plurality of buffer springs, a first sieve plate is provided inside the sieve bin, a second sieve plate is provided inside the first sieve plate, a centrifuge is provided at the middle position inside the shell, a discharge pipe is provided on one side of the bottom end of the centrifuge, an annular receiving tray is provided at the bottom end of the inner side of the shell, a guide pipe is provided at the bottom end of the annular receiving tray, the other end of the guide pipe is connected to the concentration box, a pressure pump is provided at the top of the concentration box, and a discharge pipe is provided on one side of the concentration box. When in use, the vibration motor works in conjunction with the buffer spring to make the first sieve plate and the second sieve plate vibrate back and forth in the vertical direction, and separate and compress the filtered samples. However, during use, solid matter accumulates on the sieve plate, which is inconvenient to clean, and is prone to clogging, affecting the filtering work. The overall vibration amplitude is large and the stability of the device is low. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a low pathogenic influenza virus detection sample preparation filter which is easy to clean solid matter, avoids clogging, improves filtration efficiency, and ensures the overall stability of the equipment.

[0004] The utility model discloses a low pathogenic influenza virus detection sample preparation filter, comprising a box body, a shock-absorbing base, a diatom composite layer sieve cylinder, a bamboo charcoal composite layer sieve cylinder, a concentration device, a centrifugal component, a collecting component and a sealing component. The bottom end of the box body is connected with the top end of the shock-absorbing base, the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder are located inside the box body, the concentration device is installed at the bottom end of the box body, the top end of the box body is provided with a feeding port, the centrifugal component is installed inside the box body, the sealing component cover is installed at the feeding port of the box body, the collecting component is installed on the lower inner wall of the box body, and the output end of the collecting component is connected with the input end of the concentration device; the virus sample is added into the box body, the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder are driven to rotate by the centrifugal component, the virus sample is filtered for multiple times, the filtered virus is collected by the collecting component, and then is input into the concentration device for concentration, the feeding port can be opened by the sealing component, the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder are conveniently taken out of the box body, the solid matter is conveniently cleaned, the blockage is avoided, and the filtering efficiency is improved.

[0005] Preferably, the centrifugal assembly includes a transmission, a drive motor, a rotating rod and a centrifugal cylinder, the transmission is fixedly installed at the inner bottom end of the casing, the input end of the transmission is connected to the output end of the drive motor, the output end of the transmission is fixedly connected with the rotating rod, the top of the rotating rod is fixedly connected with the centrifugal cylinder, the inner bottom end of the centrifugal cylinder is provided with an insertion seat, the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder are inserted in the insertion seat; starting the drive motor drives the rotating rod to rotate through the transmission, the rotating rod drives the centrifugal cylinder to rotate in the casing, the centrifugal cylinder drives the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder to rotate, the virus sample is filtered, and the filtration efficiency is increased.

[0006] Preferably, it also includes a support ring and a limit swivel ring, the support ring is fixedly installed on the inner top of the box body, a guide groove is opened on the bottom of the support ring, the limit swivel ring is fixedly installed on the top of the centrifugal cylinder, and the limit swivel ring is rotatably installed in the guide groove of the support ring; when the centrifugal cylinder rotates, it drives the limit swivel ring to rotate in the guide groove of the support ring, thereby ensuring the stability of the centrifugal cylinder during rotation and ensuring the overall stability of the equipment.

[0007] Preferably, the sealing assembly includes a sealing cover, multiple electric telescopic rods, multiple fixed plates, a feeding tube and a top cover, the sealing cover is installed at the feeding port of the box body, the multiple electric telescopic rods are evenly installed on the top of the box body in a circumferential direction, the telescopic ends of the electric telescopic rods are fixedly installed with fixed plates, the fixed plates are slidably installed on the top of the box body, the feeding tube is installed in the middle of the sealing cover, and the top cover sealing screws are installed on the top of the feeding tube; the top cover is opened at the top of the feeding tube, the virus sample is added to the box body through the feeding tube, the electric telescopic rod is started to drive the fixed plate to contract, the limit on the sealing cover is released, and the sealing cover is removed from the feeding port, so that the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder can be taken out of the centrifugal cylinder, which is convenient for cleaning solid matter, avoiding blockage, and improving the filtration efficiency.

[0008] Preferably, it also includes a turntable and a pressure ring, the turntable is installed at the bottom end of the sealing cover, the pressure ring is installed at the bottom end of the turntable, and the bottom of the pressure ring is provided with a slot matching the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder; after the sealing cover is installed at the feeding port, the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder are inserted into the slot at the bottom of the pressure ring, and when the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder rotate, the pressure ring can be rotated through the turntable, so that the sealing cover supports the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder to ensure stability.

[0009] Preferably, the collection assembly includes a collection ring disk, multiple output tubes, a collection tube, a guide tube and a guide ring. The collection ring disk is fixedly mounted on the lower inner wall of the casing, the collection ring disk is in sealing contact with the bottom side wall of the centrifuge cylinder, multiple output tubes are circumferentially and evenly connected to the bottom of the collection ring disk, the output end of the collection ring disk is connected to the collection tube, the collection tube is connected to the input end of the concentration device through the guide tube, and the guide ring is mounted on the outer wall of the centrifuge cylinder; the filtered virus sample is collected by the collection ring disk, input into the collection tube through the output tube, extended into the concentration device through the guide tube, and discharged outward after concentration, and the virus sample can be guided by the guide ring.

[0010] Compared with the prior art, the utility model has the following beneficial effects: virus samples are added into a box, and the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder are driven to rotate by the centrifugal component to filter the virus samples multiple times, and the filtered viruses are collected by the collecting component and then input into the concentration device for concentration, and the feeding port can be opened by the sealing component to facilitate taking out the diatom composite layer sieve cylinder and the bamboo charcoal composite layer sieve cylinder from the box, thereby facilitating the cleaning of solid matter, avoiding blockage, and improving the filtering efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the utility model;

[0012] Figure 2 It is a front structural schematic diagram of the utility model;

[0013] Figure 3 It is a schematic diagram of the structure of the utility model viewed from above;

[0014] Figure 4 It is a front cross-sectional structural schematic diagram of the utility model;

[0015] Figure 5 This utility model Figure 4 A schematic diagram of the enlarged structure of the middle part A;

[0016] Markings in the attached drawings: 1. Box body; 2. Shock-absorbing base; 3. Diatom composite layer sieve cylinder; 4. Bamboo charcoal composite layer sieve cylinder; 5. Concentration equipment; 6. Transmission; 7. Driving motor; 8. Rotating rod; 9. Centrifugal cylinder; 10. Insertion seat; 11. Support ring; 12. Limit rotating ring; 13. Sealing cover; 14. Electric telescopic rod; 15. Fixed plate; 16. Feeding pipe; 17. Top cover; 18. Turntable; 19. Pressing ring; 20. Collecting ring disc; 21. Output pipe; 22. Collecting pipe; 23. Material guide pipe; 24. Guide ring. DETAILED DESCRIPTION

[0017] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example

[0018] like Figures 1 to 4 As shown, the bottom end of the box body 1 is connected to the top end of the shock-absorbing base 2, the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4 are located inside the box body 1, the concentration device 5 is installed at the bottom end of the inner part of the box body 1, the top of the box body 1 is provided with a feeding port, the transmission 6 is fixedly installed at the bottom end of the inner part of the box body 1, the input end of the transmission 6 is connected to the output end of the driving motor 7, the output end of the transmission 6 is fixedly connected with a rotating rod 8, the top of the rotating rod 8 is fixedly connected with a centrifugal cylinder 9, the inner bottom end of the centrifugal cylinder 9 is provided with an insert seat 10, the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4 are inserted in the insert seat 10, the sealing cover 13 is installed at the feeding port of the box body 1, and a plurality of electric extensions are provided. The retractable rod 14 is evenly installed on the top of the box body 1 in the circumferential direction, and the telescopic end of the electric telescopic rod 14 is fixedly installed with a fixed plate 15, and the fixed plate 15 is slidably installed on the top of the box body 1. The feeding pipe 16 is installed in the middle of the sealing cover 13, and the top cover 17 is sealed and screwed on the top of the feeding pipe 16. The collecting ring disk 20 is fixedly installed on the lower inner wall of the box body 1, and the collecting ring disk 20 is in sealing contact with the bottom side wall of the centrifugal cylinder 9. A plurality of output pipes 21 are evenly connected to the bottom of the collecting ring disk 20 in the circumferential direction, and the output end of the collecting ring disk 20 is connected to the collecting pipe 22, and the collecting pipe 22 is connected to the input end of the concentration device 5 through the guide pipe 23, and the guide ring 24 is installed on the outer wall of the centrifugal cylinder 9;

[0019] The top cover 17 is opened at the top of the feeding tube 16, and the virus sample is added into the box body 1 through the feeding tube 16. The driving motor 7 is started to drive the rotating rod 8 to rotate through the transmission 6, and the rotating rod 8 drives the centrifugal drum 9 to rotate in the box body 1. The centrifugal drum 9 drives the diatom composite layer sieve drum 3 and the bamboo charcoal composite layer sieve drum 4 to rotate, and the virus sample is filtered to increase the filtering efficiency. The filtered virus sample is collected by the collecting ring disk 20, input into the collecting tube 22 through the output pipe 21, and extends into the concentration device 5 through the guide pipe 23. After being concentrated, it is discharged outward, and the virus sample can be guided by the guide ring 24. The electric telescopic rod 14 is started to drive the fixed plate 15 to shrink, and the limit of the sealing cover 13 is released. The sealing cover 13 is removed at the feeding port, and the diatom composite layer sieve drum 3 and the bamboo charcoal composite layer sieve drum 4 can be taken out of the centrifugal drum 9, which is convenient for cleaning solid matter, avoiding blockage, and improving the filtering efficiency. Example

[0020] like Figure 4 and Figure 5 As shown, on the basis of Example 1, it also includes a support ring 11 fixedly installed on the inner top of the box body 1, a guide groove is opened at the bottom of the support ring 11, a limit swivel 12 is fixedly installed on the top of the centrifugal cylinder 9, and the limit swivel 12 is rotatably installed in the guide groove of the support ring 11, a turntable 18 is installed at the bottom end of the sealing cover 13, and a pressure ring 19 is installed at the bottom end of the turntable 18. The bottom of the pressure ring 19 is provided with a slot matching the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4;

[0021] When the centrifugal cylinder 9 rotates, the limiting rotating ring 12 is driven to rotate in the guide groove of the supporting ring 11, so as to ensure the stability of the centrifugal cylinder 9 when rotating and to ensure the stability of the equipment as a whole. After the sealing cover 13 is installed at the feeding port, the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4 are inserted into the slot at the bottom of the pressure ring 19. When the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4 rotate, the pressure ring 19 can be rotated by the turntable 18, so that the sealing cover 13 supports the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4 to ensure stability.

[0022] like Figures 1 to 5As shown, the utility model is a low pathogenic influenza virus detection sample preparation filter. When working, the top cover 17 is opened at the top of the feeding tube 16, and the virus sample is added into the box body 1 through the feeding tube 16. The driving motor 7 is started to drive the rotating rod 8 to rotate through the transmission 6. The rotating rod 8 drives the centrifugal cylinder 9 to rotate in the box body 1. The centrifugal cylinder 9 drives the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4 to rotate to filter the virus sample. When the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4 rotate, the pressure ring 19 can be rotated through the turntable 18, so that the sealing cover 13 presses the diatom composite layer sieve cylinder 3 and the bamboo charcoal composite layer sieve cylinder 4. The composite screen cylinder 4 is supported, and when the centrifugal cylinder 9 rotates, the limiting swivel 12 is driven to rotate in the guide groove of the support ring 11 to ensure the stability of the centrifugal cylinder 9 when it rotates. The filtered virus sample is collected by the collecting ring disk 20, input into the collecting tube 22 through the output pipe 21, and extended into the concentration device 5 through the guide pipe 23. After being concentrated, it is discharged outward, and the electric telescopic rod 14 is started to drive the fixed plate 15 to contract, release the limit on the sealing cover 13, and remove the sealing cover 13 from the feeding port. The diatom composite layer screen cylinder 3 and the bamboo charcoal composite layer screen cylinder 4 can be taken out of the centrifugal cylinder 9, which is convenient for cleaning solid matter.

[0023] The concentration device 5, the transmission 6 and the drive motor 7 of the low pathogenic influenza virus detection sample preparation filter of the utility model are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for creative labor by technicians in the field.

[0024] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A filter for preparing samples for detecting low pathogenic influenza virus, characterized in that: The invention comprises a box body (1), a shock-absorbing base (2), a diatom composite layer sieve cylinder (3), a bamboo charcoal composite layer sieve cylinder (4), a concentration device (5), a centrifugal assembly, a collecting assembly and a sealing assembly. The bottom end of the box body (1) is connected to the top end of the shock-absorbing base (2). The diatom composite layer sieve cylinder (3) and the bamboo charcoal composite layer sieve cylinder (4) are located inside the box body (1). The concentration device (5) is installed at the bottom end of the box body (1). A feeding port is provided at the top end of the box body (1). The centrifugal assembly is installed inside the box body (1). The sealing assembly cover is installed at the feeding port of the box body (1). The collecting assembly is installed on the lower inner wall of the box body (1), and the output end of the collecting assembly is connected to the input end of the concentration device (5).

2. A low pathogenicity influenza virus detection sample preparation filter according to claim 1, characterized in that: The centrifugal assembly comprises a transmission (6), a drive motor (7), a rotating rod (8) and a centrifugal cylinder (9); the transmission (6) is fixedly mounted at the inner bottom end of the casing (1); the input end of the transmission (6) is connected to the output end of the drive motor (7); the output end of the transmission (6) is fixedly connected to the rotating rod (8); the top of the rotating rod (8) is fixedly connected to the centrifugal cylinder (9); an insertion seat (10) is provided at the inner bottom end of the centrifugal cylinder (9); and the diatom composite layer sieve cylinder (3) and the bamboo charcoal composite layer sieve cylinder (4) are inserted into the insertion seat (10).

3. A low pathogenicity influenza virus detection sample preparation filter according to claim 2, characterized in that: It also comprises a support ring (11) and a limit swivel ring (12), wherein the support ring (11) is fixedly mounted on the top of the interior of the box body (1), a guide groove is provided at the bottom of the support ring (11), and the limit swivel ring (12) is fixedly mounted on the top of the centrifugal cylinder (9), and the limit swivel ring (12) is rotatably mounted in the guide groove of the support ring (11).

4. A low pathogenicity influenza virus detection sample preparation filter according to claim 2, characterized in that: The sealing assembly comprises a sealing cover (13), a plurality of electric telescopic rods (14), a plurality of fixing plates (15), a feeding tube (16) and a top cover (17); the sealing cover (13) is mounted at the feeding port of the box body (1); the plurality of electric telescopic rods (14) are evenly mounted on the top of the box body (1) in the circumferential direction; the fixing plates (15) are fixedly mounted on the telescopic ends of the electric telescopic rods (14); the fixing plates (15) are slidably mounted on the top of the box body (1); the feeding tube (16) is mounted in the middle of the sealing cover (13); and the top cover (17) is sealingly screwed on the top of the feeding tube (16).

5. A low pathogenicity influenza virus detection sample preparation filter according to claim 4, characterized in that: It also includes a rotating disk (18) and a pressing ring (19), wherein the rotating disk (18) is mounted on the bottom end of the sealing cover (13), and the pressing ring (19) is mounted on the bottom end of the rotating disk (18), and a slot matching the diatom composite layer sieve cylinder (3) and the bamboo charcoal composite layer sieve cylinder (4) is provided at the bottom of the pressing ring (19).

6. A low pathogenicity influenza virus detection sample preparation filter according to claim 2, characterized in that: The collecting assembly comprises a collecting ring disc (20), a plurality of output tubes (21), a collecting tube (22), a material guide tube (23) and a guide ring (24); the collecting ring disc (20) is fixedly mounted on the lower inner wall of the housing (1); the collecting ring disc (20) is in sealing contact with the bottom side wall of the centrifuge cylinder (9); the plurality of output tubes (21) are evenly connected to the bottom of the collecting ring disc (20) in the circumferential direction; the output end of the collecting ring disc (20) is connected to the collecting tube (22); the collecting tube (22) is connected to the input end of the concentration device (5) via the material guide tube (23); and the guide ring (24) is mounted on the outer wall of the centrifuge cylinder (9).

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