CN215743502U - Biosafety cabinet filter convenient to dismantle - Google Patents
Biosafety cabinet filter convenient to dismantle Download PDFInfo
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- CN215743502U CN215743502U CN202121876142.6U CN202121876142U CN215743502U CN 215743502 U CN215743502 U CN 215743502U CN 202121876142 U CN202121876142 U CN 202121876142U CN 215743502 U CN215743502 U CN 215743502U
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Abstract
The utility model discloses a biosafety cabinet filter convenient to disassemble, which comprises a cabinet body, an air pipe and a push rod, wherein supporting legs are arranged at four corners of the lower end of the cabinet body, a placing plate is arranged in the cabinet body, an air outlet is formed in the upper side of the placing plate, an exhaust fan is arranged at the upper end of the air outlet, a connecting plate is arranged at the upper end of the exhaust fan, and the upper end of the exhaust fan is inserted into the connecting plate. When the filter replacing device is used, when the filter needs to be replaced, the first rotating handle drives the threaded rod to rotate, the threaded rod drives the threaded sleeve to move upwards, the threaded sleeve drives the connecting plate and the air duct to move upwards, the air duct moves upwards to drive the two push rods to move away from each other, the push rods move away from each other to drive the two connecting rods to move away from each other, meanwhile, the connecting rods compress the second spring, the connecting rods move away from each other to drive the second clamping block to be separated from the second clamping groove, and then the second handle is pulled upwards to take out the filter for replacement.
Description
Technical Field
The utility model relates to the technical field of biological safety cabinets, in particular to a biological safety cabinet filter convenient to disassemble.
Background
The biosafety cabinet is designed for protecting the operator, the laboratory environment and the experimental materials from being exposed to infectious aerosols and splashes which may be generated in the operation process when operating infectious experimental materials such as primary cultures, strains of bacteria and viruses and diagnostic specimens.
The filter need be used to current biological safety cabinet when using, and the filter need be changed it after long-time the use, but the filter dismantles the process trouble in the current biological safety cabinet, wastes time and energy, changes inefficiency. Accordingly, the present invention provides a bio-safety cabinet filter which is easy to disassemble, so as to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a biological safety cabinet filter which is convenient to disassemble, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a biosafety cabinet filter convenient to disassemble comprises a cabinet body, an air pipe and a push rod, wherein supporting legs are arranged at four corners of the lower end of the cabinet body, a placing plate is arranged in the cabinet body, an air outlet is formed in the upper side of the placing plate, an air exhauster is arranged at the upper end of the air outlet, a connecting plate is arranged at the upper end of the air exhauster, the upper end of the air exhauster is inserted into the connecting plate, the upper end of the connecting plate is provided with an air pipe, a filter shell is arranged at the upper end of the air pipe, the air pipe is inserted into the filter shell and is in sliding connection with the filter shell, threaded sleeves are symmetrically arranged at the upper end of the connecting plate in a bilateral mode, threaded rods are connected with the upper ends of the threaded sleeves in a threaded mode, the upper ends of the threaded rods penetrate through the cabinet body, the intersecting parts of the threaded rods and the cabinet body are fixedly connected through bearing seats, the upper end of the filter shell penetrates through the cabinet body, a filter is arranged in the filter shell, a second handle is arranged at the upper end of the filter, and sliding blocks are arranged at the left end and the right end of the filter, the filter shell is internally provided with a through groove in a bilateral symmetry mode, a connecting rod and two are arranged in the through groove, one end, close to each other, of the connecting rod is provided with a fixture block II, the two ends of the filter correspond to the fixture block II, the fixture block II is clamped with the filter, push rods are arranged on the lower sides of the fixture block II, and the one ends, close to each other, of the push rods penetrate through the through groove.
As a further scheme of the utility model, the air outlet is symmetrically provided with the fixing plates at the left and right sides, and the upper ends of the fixing plates are fixedly connected with the inner wall of the cabinet body, so that the air outlet is conveniently fixed.
As a further scheme of the utility model, the upper end of the threaded rod is provided with a first handle, and the first handle is provided with anti-skid threads, so that the threaded rod is conveniently driven to rotate, and the threaded sleeve is driven to move up and down.
As a further scheme of the utility model, a sealing cover is arranged on the filter shell, a sealing groove is arranged at the upper end of the cabinet body corresponding to the sealing cover, and the sealing cover is clamped with the cabinet body, so that the sealing property between the filter shell and the cabinet body is improved conveniently.
As a further scheme of the utility model, the lower end of the sliding block is provided with a positioning block, the bottom end of the sliding groove is provided with a positioning groove corresponding to the positioning block, the positioning block is clamped with the positioning groove, the sliding block is conveniently clamped with the sliding groove through the positioning block, and therefore the filter is prevented from shaking.
As a further scheme of the utility model, the ends, far away from each other, of the two connecting rods are provided with the second springs in an up-and-down symmetrical mode, the other ends of the second springs are fixedly connected with the inner wall of the through groove, and the push rod and the second clamping block can conveniently return to the original positions through the elastic potential energy of the second springs.
As a further scheme of the utility model, one end, close to each other, of each of the two threaded sleeves is provided with a sleeve, the other end of each sleeve is inserted with a first clamping block, the left end and the right end of the filter shell are provided with first clamping grooves corresponding to the first clamping blocks, and the first clamping blocks are clamped with the filter shell, so that the filter shell is fixed conveniently.
As a further scheme of the utility model, one end of each of the two first clamping blocks, which is far away from each other, is provided with a limiting plate, the limiting plate is connected with the sleeve in a sliding manner, the other end of the limiting plate is provided with a first spring, and the other end of the first spring is fixedly connected with the inner wall of the sleeve, so that the first clamping block and the first clamping groove can be driven to be separated conveniently.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the filter replacing device is used, when the filter needs to be replaced, the first rotating handle drives the threaded rod to rotate, the threaded rod drives the threaded sleeve to move upwards, the threaded sleeve drives the connecting plate and the air duct to move upwards, the air duct moves upwards to drive the two push rods to move away from each other, the push rods move away from each other to drive the two connecting rods to move away from each other, meanwhile, the connecting rods compress the second spring, the connecting rods move away from each other to drive the second clamping block to be separated from the second clamping groove, and then the second handle is pulled upwards to conveniently take out the filter for replacement.
2. When the filter is used, the sealing performance between the filter shell and the cabinet body is improved conveniently through the arranged sealing cover and the arranged sealing groove, the sealing performance between the filter and the filter shell is improved conveniently through the arranged sealing ring, the filter is convenient to keep vertical up-and-down movement in the filter shell through the matched use of the arranged slide block, the slide groove, the positioning block and the positioning groove structure, the clamping groove II is convenient to correspond to the clamping block II, the filter is convenient to fix, the filter moves downwards during installation, the slide block is inserted into the slide groove and continues to move downwards, the filter drives the two clamping blocks to move away from each other, the clamping block II compresses the spring II, and when the clamping groove II moves to the position of the clamping block II, the clamping block II is inserted into the clamping groove II under the action of the elastic force of the spring II, so that the filter is installed and fixed.
3. When the filter shell is used, when the filter shell needs to be disassembled, the first rotating handle drives the threaded rod to rotate, the threaded rod drives the threaded sleeve, the sleeve and the first clamping block to move upwards, so that the first clamping block is separated from the first clamping groove, and then the filter shell is rotated to enable the first clamping groove to be staggered with the first clamping block, so that the filter shell is convenient to take out, and the flexibility is high.
Drawings
Fig. 1 is a schematic structural diagram of a bio-safety cabinet filter which is convenient to disassemble.
Fig. 2 is a schematic sectional elevation view of a bio-safety cabinet filter that is easy to disassemble.
Fig. 3 is an enlarged schematic view of a portion a of a bio-safety cabinet filter for easy disassembly.
Fig. 4 is a schematic cross-sectional view of a filter housing of a bio-safety cabinet filter for easy disassembly.
In the figure: 1. a cabinet body; 2. supporting legs; 3. placing the plate; 4. an air outlet; 5. a fixing plate; 6. a first handle; 7. a second handle; 8. a filter housing; 9. a filter; 10. an exhaust fan; 11. a connecting plate; 1101. an air duct; 12. a threaded sleeve; 13. a threaded rod; 14. a sleeve; 15. a first clamping block; 16. a first spring; 17. a first clamping groove; 18. a sealing cover; 19. a chute; 20. a slider; 21. positioning blocks; 22. positioning a groove; 23. a seal ring; 24. a through groove; 25. a second spring; 26. a push rod; 27. a connecting rod; 28. a second clamping block; 29. and a second clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 4, in the embodiment of the utility model, a biosafety cabinet filter convenient to disassemble includes a cabinet body 1, an air pipe 1101 and a push rod 26, wherein support legs 2 are arranged at four corners of the lower end of the cabinet body 1, a placing plate 3 is arranged in the cabinet body 1, an air outlet 4 is arranged on the upper side of the placing plate 3, an exhaust fan 10 is arranged at the upper end of the air outlet 4, fixing plates 5 are symmetrically arranged on the air outlet 4 from left to right, and the upper ends of the fixing plates 5 are fixedly connected with the inner wall of the cabinet body 1;
the upper end of the exhaust fan 10 is provided with a connecting plate 11, the upper end of the exhaust fan 10 is inserted into the connecting plate 11, the upper end of the connecting plate 11 is provided with an air pipe 1101, the upper end of the air pipe 1101 is provided with a filter shell 8, the air pipe 1101 is inserted onto the filter shell 8, and the air pipe 1101 is connected with the filter shell 8 in a sliding manner;
the upper end of the connecting plate 11 is bilaterally symmetrically provided with a threaded sleeve 12, the upper end of the threaded sleeve 12 is in threaded connection with a threaded rod 13, the upper end of the threaded rod 13 penetrates through the cabinet body 1, the intersection part of the threaded rod 13 and the cabinet body 1 is fixedly connected through a bearing seat, the upper end of the threaded rod 13 is provided with a first handle 6, the first handle 6 is provided with anti-skid threads, the upper end of the filter shell 8 penetrates through the cabinet body 1, a filter 9 is arranged in the filter shell 8, and the upper end of the filter 9 is provided with a second handle 7;
a sealing cover 18 is arranged on the filter shell 8, a sealing groove is formed in the upper end of the cabinet body 1 corresponding to the sealing cover 18, the sealing cover 18 is clamped with the cabinet body 1, sliding blocks 20 are arranged at the left end and the right end of the filter 9, sliding grooves 19 are formed in the filter shell 8 corresponding to the sliding blocks 20, the filter 9 is connected with the filter shell 8 in a sliding mode through the sliding blocks 20, a positioning block 21 is arranged at the lower end of the sliding block 20, positioning grooves 22 are formed in the bottom end of the sliding grooves 19 corresponding to the positioning blocks 21, and the positioning blocks 21 are clamped with the positioning grooves 22;
a sealing ring 23 is arranged on the filter 9, the sealing ring 23 is attached to the inner wall of the filter shell 8, through grooves 24 are symmetrically arranged in the filter shell 8 from left to right, connecting rods 27 are arranged in the through grooves 24, two clamping blocks 28 are arranged at the ends, close to each other, of the two connecting rods 27, clamping grooves 29 are formed in the left end and the right end of the filter 9 corresponding to the clamping blocks 28, and the clamping blocks 28 are clamped with the filter 9;
push rods 26 are arranged on the lower sides of the second clamping blocks 28, one ends, close to each other, of the two push rods 26 penetrate through the through groove 24, two springs 25 are symmetrically arranged at the ends, far away from each other, of the two connecting rods 27, and the other ends of the springs 25 are fixedly connected with the inner wall of the through groove 24.
Example 2
In the embodiment of the utility model, one end of each of the two threaded sleeves 12, which is close to each other, is provided with a sleeve 14, the other end of each sleeve 14 is inserted with a first clamping block 15, the left end and the right end of the filter shell 8 are provided with first clamping grooves 17 corresponding to the first clamping blocks 15, the first clamping blocks 15 are clamped with the filter shell 8, one end, which is far away from each other, of each of the two first clamping blocks 15 is provided with a limiting plate, the limiting plate is connected with the sleeve 14 in a sliding manner, the other end of the limiting plate is provided with a first spring 16, and the other end of the first spring 16 is fixedly connected with the inner wall of the sleeve 14.
The working principle of the utility model is as follows:
when the filter 9 needs to be replaced, the first rotating handle 6 drives the threaded rod 13 to rotate, the threaded rod 13 drives the threaded sleeve 12 to move upwards, the threaded sleeve 12 drives the connecting plate 11 and the air pipe 1101 to move upwards, the air pipe 1101 moves upwards to drive the two push rods 26 to move away from each other, the push rods 26 move away from each other to drive the two connecting rods 27 to move away from each other, the connecting rods 27 compress the second springs 25, the connecting rods 27 move away from each other to drive the second clamping blocks 28 to be separated from the second clamping grooves 29, the second handle 7 is pulled upwards to facilitate the filter 9 to be taken out and replaced, the operation is simple, the sealing performance between the filter shell 8 and the cabinet body 1 is improved through the arranged sealing cover 18 and the sealing groove, the sealing performance between the filter 9 and the filter shell 8 is improved through the arranged sealing ring 23, and the sliding block 20 is arranged, The structures of the sliding groove 19, the positioning block 21 and the positioning groove 22 are matched for use, so that the filter 9 can conveniently keep vertical up-and-down movement in the filter shell 8, meanwhile, the clamping groove II 29 is convenient to correspond to the clamping block II 28, the filter 9 is convenient to fix, during installation, the filter 9 moves downwards, the sliding block 20 is inserted into the sliding groove 19 and continues to move downwards, the filter 9 drives the two clamping block II 28 to move away from each other, the clamping block II 28 compresses the spring II 25, when the clamping groove II 29 moves to the position of the clamping block II 28, the clamping block II 28 is inserted into the clamping groove II 29 under the action of the elastic force of the spring II 25, so that the filter 9 is installed and fixed, when the filter shell 8 needs to be disassembled, the rotary handle I6 drives the threaded rod 13 to rotate, the threaded rod 13 drives the threaded sleeve 12, the sleeve 14 and the clamping block I15 to move upwards, so that the clamping block I15 is separated from the clamping groove I17, and then the filter shell 8 is rotated to enable the first clamping groove 17 and the first clamping block 15 to be staggered, so that the filter shell 8 can be taken out conveniently, and the flexibility is strong.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. A biosafety cabinet filter convenient to disassemble comprises a cabinet body (1), an air pipe (1101) and a push rod (26), and is characterized in that supporting legs (2) are arranged at four corners of the lower end of the cabinet body (1), a placing plate (3) is arranged in the cabinet body (1), an air outlet (4) is arranged on the upper side of the placing plate (3), an exhaust fan (10) is arranged at the upper end of the air outlet (4), a connecting plate (11) is arranged at the upper end of the exhaust fan (10), the upper end of the exhaust fan (10) is inserted into the connecting plate (11), the air pipe (1101) is arranged at the upper end of the connecting plate (11), a filter shell (8) is arranged at the upper end of the air pipe (1101), the air pipe (1101) is inserted into the filter shell (8), and the air pipe (1101) is in sliding connection with the filter shell (8);
the upper end of the connecting plate (11) is bilaterally symmetrically provided with threaded sleeves (12), the upper ends of the threaded sleeves (12) are in threaded connection with threaded rods (13), the upper ends of the threaded rods (13) penetrate through the cabinet body (1), the intersecting parts of the threaded rods (13) and the cabinet body (1) are fixedly connected through bearing seats, the upper end of the filter shell (8) penetrates through the cabinet body (1), a filter (9) is arranged in the filter shell (8), the upper end of the filter (9) is provided with a second handle (7), the left end and the right end of the filter (9) are provided with sliding blocks (20), sliding grooves (19) are formed in the filter shell (8) corresponding to the sliding blocks (20), the filter (9) is in sliding connection with the filter shell (8) through the sliding blocks (20), a sealing ring (23) is arranged on the filter (9), and the sealing ring (23) is attached to the inner wall of the filter shell (8);
bilateral symmetry is equipped with logical groove (24) in filter housing (8), is equipped with connecting rod (27) in leading to groove (24), two the one end that connecting rod (27) are close to each other is equipped with fixture block two (28), and both ends correspond fixture block two (28) and are equipped with draw-in groove two (29) about filter (9), fixture block two (28) and filter (9) looks joint, fixture block two (28) downside is equipped with push rod (26), two the one end that push rod (26) are close to each other runs through logical groove (24).
2. The biosafety cabinet filter convenient to disassemble as claimed in claim 1, wherein the air outlet (4) is symmetrically provided with fixing plates (5) at left and right sides, and the upper ends of the fixing plates (5) are fixedly connected with the inner wall of the cabinet body (1).
3. A bio-safety cabinet filter convenient for disassembly as claimed in claim 1 wherein the threaded rod (13) is provided with a first handle (6) at the upper end, and the first handle (6) is provided with anti-skid lines.
4. The biosafety cabinet filter convenient to disassemble as claimed in claim 1, wherein the filter housing (8) is provided with a sealing cover (18), the upper end of the cabinet body (1) is provided with a sealing groove corresponding to the sealing cover (18), and the sealing cover (18) is clamped with the cabinet body (1).
5. The biosafety cabinet filter convenient to disassemble as claimed in claim 1, wherein a positioning block (21) is arranged at the lower end of the sliding block (20), a positioning groove (22) is arranged at the bottom end of the sliding groove (19) corresponding to the positioning block (21), and the positioning block (21) is clamped with the positioning groove (22).
6. The bio-safety cabinet filter convenient to disassemble according to claim 1, wherein the ends of the two connecting rods (27) far away from each other are provided with a second spring (25) in an up-and-down symmetrical manner, and the other ends of the second springs (25) are fixedly connected with the inner wall of the through groove (24).
7. The biosafety cabinet filter convenient to disassemble as claimed in claim 1, wherein one end of each of the two threaded sleeves (12) close to each other is provided with a sleeve (14), the other end of each sleeve (14) is inserted with a first clamping block (15), the left end and the right end of the filter shell (8) are provided with first clamping grooves (17) corresponding to the first clamping blocks (15), and the first clamping blocks (15) are clamped with the filter shell (8).
8. The bio-safety cabinet filter convenient to disassemble as claimed in claim 7, wherein one end of the two first clamping blocks (15) away from each other is provided with a limiting plate, the limiting plate is slidably connected with the sleeve (14), the other end of the limiting plate is provided with a first spring (16), and the other end of the first spring (16) is fixedly connected with the inner wall of the sleeve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121876142.6U CN215743502U (en) | 2021-08-12 | 2021-08-12 | Biosafety cabinet filter convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121876142.6U CN215743502U (en) | 2021-08-12 | 2021-08-12 | Biosafety cabinet filter convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215743502U true CN215743502U (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121876142.6U Active CN215743502U (en) | 2021-08-12 | 2021-08-12 | Biosafety cabinet filter convenient to dismantle |
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| Country | Link |
|---|---|
| CN (1) | CN215743502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114982430A (en) * | 2022-06-10 | 2022-09-02 | 南京景泓智能制造技术研究院有限公司 | Automatic homocline seeding formula unmanned aerial vehicle of wisdom agricultural |
-
2021
- 2021-08-12 CN CN202121876142.6U patent/CN215743502U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114982430A (en) * | 2022-06-10 | 2022-09-02 | 南京景泓智能制造技术研究院有限公司 | Automatic homocline seeding formula unmanned aerial vehicle of wisdom agricultural |
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