CN214881460U - Cell culture medium filtering and sterilizing device - Google Patents
Cell culture medium filtering and sterilizing device Download PDFInfo
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- CN214881460U CN214881460U CN202120258752.3U CN202120258752U CN214881460U CN 214881460 U CN214881460 U CN 214881460U CN 202120258752 U CN202120258752 U CN 202120258752U CN 214881460 U CN214881460 U CN 214881460U
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- 239000006143 cell culture medium Substances 0.000 title claims abstract description 33
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 28
- 238000001914 filtration Methods 0.000 title claims description 25
- 238000009434 installation Methods 0.000 claims abstract description 25
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 9
- 238000004113 cell culture Methods 0.000 abstract description 7
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 239000001963 growth medium Substances 0.000 description 11
- 238000004140 cleaning Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000010261 cell growth Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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Abstract
The utility model relates to a cell culture equipment technical field just discloses a cell culture medium filters sterilization apparatus, including base, casing, slide bar and filter screen, first installation cavity has been seted up to the inside of base, the internally mounted of first installation cavity has positive and negative lead screw and guide bar, positive and negative lead screw is located the left side of guide bar, the equal threaded connection in both ends surface of positive and negative lead screw has the mounting panel, two the upper surface of mounting panel all relatively fixed has clamping device. This cell culture medium filters sterilization apparatus, when the arc piece on the movable rod of both sides and filter bowl contact, make the movable rod remove to the inside of second installation cavity through first slider, can compression spring when first slider removes, the movable rod drives the fixed plate simultaneously and removes, makes two splint rotate round the support column, makes the arc piece on the splint remove to the filter bowl, until splint centre gripping filter bowl, make the not unidimensional filter bowl of centre gripping that splint can be firm.
Description
Technical Field
The utility model relates to a cell culture equipment technical field specifically is a cell culture medium filters sterilization apparatus.
Background
The variety of cell culture media is various, the cell culture modes are also various, how to correctly use the culture media and maintain the nutrition of the culture media to a large extent so as to maintain the growth of cells is important for each cell culture worker, the use of the culture media is different according to different culture media types, culture modes and cell types, most of the culture media are filtered and sterilized by microporous filter membranes with the pore diameter of 0.1-0.2 mu m, and the development direction of medium sterilization is formed, so that the nutrition loss of the culture media can be reduced to the minimum extent, but the existing cell culture media filtering devices have many problems or defects.
Some cell culture devices currently on the market:
(1) in the cell culture process, the traditional cell culture medium filtering device is inconvenient to clean the filter screen, a large amount of impurities exist on the surface of the filter screen after the filter screen is used for multiple times, and if a person manually takes out the filter screen from the filter cup for cleaning, the hand can easily touch the culture medium, so that the culture medium is infected with bacteria on the hand;
(2) in the cell culture process, traditional cell culture medium filter equipment can not be adapted to the filter bowl of unidimensional, generally fixes the filter screen on the filter bowl and filters, because the filter bowl size differs for the suitability of filter screen is relatively poor, can not carry out fine fixed to the filter bowl simultaneously.
Therefore, we have proposed a cell culture medium filtration sterilization apparatus in order to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To prior art's not enough in the above-mentioned background art, the utility model aims to provide a cell culture medium filters sterilization apparatus to solve some cell culture medium filtration sterilization apparatus on the existing market that provide in the above-mentioned background art, the existence is not convenient for clear up the filter screen, and cell culture medium filter equipment can not carry out fine fixed and cell culture medium filter equipment can not be adapted to the problem of the filter bowl of not unidimensional to the filter bowl.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a cell culture medium filtering and sterilizing device comprises a base, a shell, a sliding rod and a filter screen, wherein a first installation cavity is formed in the base, a positive and negative screw rod and a guide rod are installed in the first installation cavity, the positive and negative screw rod is positioned on the left side of the guide rod, mounting plates are in threaded connection with the outer surfaces of the two ends of the positive and negative screw rod, clamping devices are relatively fixed on the upper surfaces of the two mounting plates, one end, away from the positive and negative screw rod, of each mounting plate is connected onto the guide rod in a sliding mode, a placing table is fixed in the middle of the upper surface of the base, rectangular through holes are formed in the upper surface of the base and positioned on the front side and the rear side of the placing table, each clamping device comprises a fixing column, the fixing column is fixed on the upper surface of the mounting plate, one end, away from the mounting plate, of each fixing column penetrates through the rectangular through hole and extends to the upper side of the base, and a fixing block is fixed on the upper surface of the fixing column, a second mounting cavity is formed in the fixed block, a first sliding block is connected to the inside of the second mounting cavity in a sliding mode, a spring is fixed to one side of the first sliding block, one end, far away from the first sliding block, of the spring is fixed to the inner wall of the second mounting cavity, a movable rod is fixed to the middle of the other side of the first sliding block, one end, far away from the first sliding block, of the movable rod penetrates through the fixed block and extends to the outside of the fixed block, a fixed plate is fixed to the outer surface of one end, located outside the fixed block, of the movable rod, mounting grooves are formed in the middle of the left end and the right end of the fixed plate, and clamping plates are hinged to the inside of the mounting grooves;
the shell is fixed on the left side of the upper surface of the base, the shell is positioned on the left side of the placing table, a through hole is formed in the middle of the right side of the shell, a lead screw is rotatably connected to the inner bottom wall of the outer surface of the shell through a bearing seat, a first helical gear is fixed at the lower end of the lead screw and above the bearing seat, a second helical gear is meshed and connected to the left side of the first helical gear, a second turntable is rotatably connected to the middle of the left side of the second helical gear through a rotating rod, a threaded block is connected to the outer surface of the lead screw in a threaded manner, one side of the threaded block, corresponding to the through hole, is fixed with the sliding rod, a sliding groove is formed in the middle of the upper surface of the sliding rod, a limiting block is fixed at one end of the sliding rod, away from the threaded block, two second sliding blocks are slidably connected to the outer surface of the sliding rod, and a first groove is formed in the inner side of the upper end of each second sliding block and in a position corresponding to the sliding groove, the inside sliding connection of first recess has the lug, the upper surface middle part threaded connection of lug has first bolt, two the lower surface of second slider all is fixed with electric putter, electric putter's telescopic end is fixed with the installation piece, second recess and screw hole have been seted up respectively in the lower surface middle part and the positive middle part of installation piece, the inside swing joint of second recess has the connecting rod, the inside threaded connection of screw hole has the second bolt.
Preferably, the connecting rod is L-shaped, and one end of the connecting rod, which is far away from the mounting block, is fixed with the filter screen.
Preferably, the one end of positive and negative lead screw is passed through the bearing and is connected with the back inner wall rotation of first installation cavity, the other end of positive and negative lead screw is fixed with the pivot, the one end that positive and negative lead screw was kept away from in the pivot runs through the front of first installation cavity and extends to the outside of base, the one end that the pivot extends to the base outside is fixed with first carousel.
Preferably, the front end and the rear end of the guide rod are respectively fixed with the front inner wall and the back inner wall of the first installation cavity.
Further, one side that splint are close to the fixed block articulates there is the support column, the one end that splint were kept away from to the support column is fixed on the fixed block, the opposite side of splint and the one end that first slider was kept away from to the movable rod all are fixed with the arc piece.
Furthermore, the top of lead screw passes through the bearing and is connected with the interior roof of casing rotation, the diameter of stopper is greater than the diameter of slide bar.
Furthermore, the lug is connected inside the sliding groove in a sliding mode, and an internal thread matched with the second bolt is formed in the position, corresponding to the threaded hole, of the upper end of the connecting rod.
(III) advantageous effects
Compared with the prior art, the beneficial effects of the utility model are that: this cell culture medium filters sterilization apparatus:
(1) make this device be convenient for clear up the filter screen through installing first helical gear, second helical gear, screw block, lead screw and slide bar, first helical gear rotates and drives the rotation of second helical gear, and the rotation of second helical gear drives the lead screw and rotates, because screw block and lead screw are mutually supported for screw block moves on the lead screw, and screw block will drive the slide bar and reciprocate, thereby drives the filter screen and is taken out from the filter bowl, and the user of being convenient for clears up the filter screen.
(2) When the arc piece on the movable rod of both sides contacts with the filter bowl, make the movable rod move to the inside of second installation cavity through first slider, can compression spring when first slider removes, the movable rod drives the fixed plate simultaneously and removes, makes two splint rotate round the support column, makes the arc piece on the splint remove to the filter bowl, until splint centre gripping filter bowl, makes the not unidimensional filter bowl of centre gripping that splint can be firm.
Drawings
FIG. 1 is a schematic perspective view of the cell culture medium filtration and sterilization apparatus of the present invention;
FIG. 2 is a schematic front view of the cell culture medium filtering and sterilizing apparatus of the present invention;
FIG. 3 is a schematic sectional view of the cell culture medium filtering and sterilizing apparatus according to the present invention;
FIG. 4 is a schematic view of the internal structure of the base of the cell culture medium filtering and sterilizing device of the present invention;
FIG. 5 is an enlarged schematic view of the cell culture medium filtering and sterilizing apparatus of the present invention at A in FIG. 1;
FIG. 6 is a schematic view of the structure of the fixed block and the movable rod of the cell culture medium filtering and sterilizing device of the present invention;
FIG. 7 is an enlarged schematic view of the cell culture medium filtering and sterilizing apparatus of the present invention at B in FIG. 2;
fig. 8 is an enlarged schematic structural diagram of the cell culture medium filtering and sterilizing device of the present invention at the position C in fig. 3.
In the figure: 1. a base; 2. a housing; 3. a slide bar; 4. filtering with a screen; 5. a first mounting cavity; 6. a positive and negative screw rod; 7. a guide bar; 8. mounting a plate; 9. a first turntable; 10. a rectangular through hole; 11. a placing table; 12. fixing a column; 13. a fixed block; 14. a second mounting cavity; 15. a first slider; 16. a spring; 17. a movable rod; 18. a fixing plate; 19. mounting grooves; 20. a splint; 21. a support pillar; 22. an arc-shaped block; 23. a handle; 24. a bearing seat; 25. a screw rod; 26. a first helical gear; 27. a second helical gear; 28. a second turntable; 29. a through hole; 30. a thread block; 31. a chute; 32. a limiting block; 33. a second slider; 34. a first groove; 35. a bump; 36. a first bolt; 37. an electric push rod; 38. mounting blocks; 39. a second groove; 40. a threaded hole; 41. a connecting rod; 42. and a second bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a cell culture medium filtering and sterilizing device; the clamping device comprises a base 1, a shell 2, a slide rod 3 and a filter screen 4, wherein a first installation cavity 5 is formed in the base 1, a positive and negative screw rod 6 and a guide rod 7 are installed in the first installation cavity 5, the positive and negative screw rod 6 is positioned on the left side of the guide rod 7, mounting plates 8 are in threaded connection with the outer surfaces of two ends of the positive and negative screw rod 6, clamping devices are relatively fixed on the upper surfaces of the two mounting plates 8, one end, far away from the positive and negative screw rod 6, of each mounting plate 8 is connected onto the guide rod 7 in a sliding mode, a placing table 11 is fixed in the middle of the upper surface of the base 1, rectangular through holes 10 are formed in the front and back sides of the placing table 11, each clamping device comprises a fixing column 12, each fixing column 12 is fixed on the upper surface of each mounting plate 8, one end, far away from the mounting plate 8, of each fixing column 12 penetrates through the rectangular through hole 10 and extends to the upper side of the base 1, and a fixing block 13 is fixed on the upper surface of each fixing column 12, a second mounting cavity 14 is formed inside the fixed block 13, a first slider 15 is slidably connected inside the second mounting cavity 14, a spring 16 is fixed on one side of the first slider 15, one end of the spring 16, which is far away from the first slider 15, is fixed on the inner wall of the second mounting cavity 14, a movable rod 17 is fixed in the middle of the other side of the first slider 15, one end of the movable rod 17, which is far away from the first slider 15, penetrates through the fixed block 13 and extends to the outside of the fixed block 13, a fixed plate 18 is fixed on the outer surface of one end of the movable rod 17, which is positioned outside the fixed block 13, a mounting groove 19 is formed in the middle of each of the left end and the right end of the fixed plate 18, a clamping plate 20 is hinged inside the mounting groove 19, when the arc-shaped blocks 22 on the movable rods 17 on the two sides are in contact with the filter cup, the movable rod 17 moves towards the inside of the second mounting cavity 14 through the first slider 15, the spring 16 is compressed when the first slider 15 moves, and the movable rod 17 drives the fixed plate 18 to move, rotating the two clamping plates 20 around the support column 21, so that the arc-shaped blocks 22 on the clamping plates 20 move towards the filter bowl until the filter bowl is clamped by the clamping plates 20, and the clamping plates 20 can firmly clamp filter bowls with different sizes;
the shell 2 is fixed on the left side of the upper surface of the base 1, the shell 2 is positioned on the left side of the placing table 11, a through hole 29 is formed in the middle of the right side of the shell 2, an inner bottom wall of the outer surface of the shell 2 is rotatably connected with a screw rod 25 through a bearing seat 24, a first helical gear 26 is fixed at the lower end of the screw rod 25 and above the bearing seat 24, a second helical gear 27 is meshed and connected with the left side of the first helical gear 26, a second rotary table 28 is rotatably connected with the middle of the left side of the second helical gear 27 through a rotary rod, a threaded block 30 is connected with the outer surface of the screw rod 25 in a threaded manner, one side of the threaded block 30, which corresponds to the through hole 29, is fixed with the sliding rod 3, a sliding groove 31 is formed in the middle of the upper surface of the sliding rod 3, a limiting block 32 is fixed at one end of the sliding rod 3, which is far away from the threaded block 30, two second sliding blocks 33 are slidably connected with the outer surface of the sliding rod 3, a first groove 34 is formed in the inner side of the upper end of the second blocks 33 and corresponds to the sliding groove 31, the inside of the first groove 34 is slidably connected with a convex block 35, the middle part of the upper surface of the convex block 35 is in threaded connection with a first bolt 36, the lower surfaces of the two second sliding blocks 33 are respectively fixed with an electric push rod 37, the telescopic end of the electric push rod 37 is fixed with a mounting block 38, the middle part of the lower surface and the middle part of the front surface of the mounting block 38 are respectively provided with a second groove 39 and a threaded hole 40, the inside of the second groove 39 is movably connected with a connecting rod 41, the inside of the threaded hole 40 is in threaded connection with a second bolt 42, the device is convenient to clean the filter screen 4 by installing a first helical gear 26, a second helical gear 27, a thread block 30, a screw rod 25 and a sliding rod 3, the first helical gear 26 rotates to drive the second helical gear 27 to rotate, the second helical gear 27 rotates to drive the screw rod 25 to rotate, the thread block 30 moves on the screw rod 25 due to the mutual matching of the thread block 30 and the screw rod 25, the thread block 30 drives the sliding rod 3 to move up and down, thereby driving the filter screen 4 to be drawn out of the filter bowl, and facilitating the cleaning of the filter screen 4 by a user;
as an optimal technical solution of the utility model: the connecting rod 41 is L-shaped, and one end of the connecting rod 41, which is far away from the mounting block 38, is fixed with the filter screen 4, so that the filter screen 4 can be more quickly disassembled through the connecting rod 41;
as an optimal technical solution of the utility model: one end of the positive and negative screw rod 6 is rotatably connected with the inner wall of the back of the first mounting cavity 5 through a bearing, the other end of the positive and negative screw rod 6 is fixedly provided with a rotating shaft, one end of the rotating shaft, which is far away from the positive and negative screw rod 6, penetrates through the front of the first mounting cavity 5 and extends to the outside of the base 1, and one end of the rotating shaft, which extends to the outside of the base 1, is fixedly provided with a first rotating disc 9, so that the positive and negative screw rod 6 can be better driven by the first rotating disc 9 to rotate;
as an optimal technical solution of the utility model: the front end and the rear end of the guide rod 7 are respectively fixed with the front inner wall and the back inner wall of the first mounting cavity 5;
as an optimal technical solution of the utility model: a supporting column 21 is hinged to one side, close to the fixed block 13, of the clamping plate 20, one end, far away from the clamping plate 20, of the supporting column 21 is fixed to the fixed block 13, and arc-shaped blocks 22 are fixed to the other side of the clamping plate 20 and one end, far away from the first sliding block 15, of the movable rod 17, so that the clamping plate 20 can rotate under the support of the supporting column 21;
as an optimal technical solution of the utility model: the top of the screw rod 25 is rotatably connected with the inner top wall of the shell 2 through a bearing, and the diameter of the limiting block 32 is larger than that of the slide rod 3, so that the screw rod 25 can more smoothly rotate in the shell 2;
as an optimal technical solution of the utility model: the convex block 35 is connected inside the sliding groove 31 in a sliding mode, an internal thread matched with the second bolt 42 is formed in the position, corresponding to the threaded hole 40, of the upper end of the connecting rod 41, the friction coefficient between the convex block 35 and the sliding groove 31 is reduced, and the convex block 35 can better slide in the second sliding block 33.
The working principle of the embodiment is as follows: when the cell culture medium filtering and sterilizing device is used, as shown in fig. 1-8, the whole device is composed of a base 1, a shell 2, a slide rod 3, a filter screen 4, a first installation cavity 5, a positive and negative screw rod 6, a guide rod 7, an installation plate 8, a first rotary disc 9, a rectangular through hole 10, a placing table 11, a fixed column 12, a fixed block 13, a second installation cavity 14, a first slide block 15, a spring 16, a movable rod 17, a fixed plate 18, an installation groove 19, a clamping plate 20, a support column 21, an arc-shaped block 22, a handle 23, a bearing seat 24, a screw rod 25, a first helical gear 26, a second helical gear 27, a second rotary disc 28, a through hole 29, a thread block 30, a sliding groove 31, a limiting block 32, a second slide block 33, a first groove 34, a convex block 35, a first bolt 36, an electric push rod 37, an installation block 38, a second groove 39, a threaded hole 40, a connecting rod 41 and a second bolt 42, the clamping device and the slide rod 3 can be adjusted through the cooperation of the first rotary disc 9 and the second rotary disc 28, when the first rotary disc 9 is rotated, the forward and reverse screw rods 6 can be driven to rotate by the first rotary disc 9, then the two mounting plates 8 can drive the corresponding clamping devices to approach each other by the drive of the forward and reverse screw rods 6 and the guide of the guide rods 7, the filter cups can be clamped by the arc-shaped blocks 22 on the two movable rods 17, meanwhile, the movable rods 17 can move in the second mounting cavities 14 through the first sliding blocks 15 and compress the springs 16, meanwhile, the movable rods 17 drive the clamping plates 20 on the two sides to rotate around the supporting columns 21 through the fixing plates 18, so that the arc-shaped blocks 22 on the clamping plates 20 can further clamp the filter cups, the clamping devices can firmly clamp the filter cups with different sizes, then the second rotary disc 28 is rotated clockwise, the second helical gear 27 is driven to perform meshing motion with the first helical gear 26 through the second rotary disc 28, and the screw rods 25 can rotate in the shell 2, the screw rod 25 rotates and drives the screw block 30 thereon to move downwards, so that the slide rod 3 can move downwards along with the screw block 30, when the slide rod 3 moves to a proper position, the second rotary disc 28 stops rotating, the position of the second slide block 33 is adjusted left and right, then the first bolt 36 is rotated, the first bolt 36 drives the lug 35 to move downwards, the lug 35 can enter the chute 31 and is abutted against the inner bottom wall of the chute 31 of the lug 35 to position the second slide block 33, then the electric push rod 37 can be started as required, the electric push rod 37 moves downwards, the connecting rod 41 and the filter screen 4 are driven by the mounting block 38 to move downwards, so that the filter screen 4 can be aligned with the filter cup below, then the culture medium is poured on the filter screen 4, the culture medium filtered by the filter screen 4 is left in the filter cup, the filter screen 4 adopts a microporous filter membrane with the aperture of 0.1-0.2 mu m, the culture medium can be filtered and sterilized, when the filter screen 4 needs to be cleaned, the electric push rod 37 contracts to drive the filter screen 4 to move upwards, then the second bolt 42 is rotated to separate the second bolt 42 from the connecting rod 41, and then the connecting rod 41 is separated from the mounting block 38, so that the filter screen 4 can be taken out and cleaned.
The electrical components presented therein may be electrically connected to an external controller, and the controller may be electrically connected to an external 220V commercial power, and the controller may be a conventional known device for controlling a computer or the like.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "set", "mounted", "connected", "fixed", and the like are to be interpreted broadly, and may be, for example, either fixedly connected or detachably connected; or indirectly through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art; it will be appreciated by those skilled in the art that modifications may be made to the above-described embodiments, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and the like which fall within the spirit and scope of the present invention may be resorted to.
Claims (7)
1. A cell culture medium filtering and sterilizing device comprises a base (1), a shell (2), a sliding rod (3) and a filter screen (4), and is characterized in that a first installation cavity (5) is formed in the base (1), a positive and negative screw rod (6) and a guide rod (7) are installed in the first installation cavity (5), the positive and negative screw rod (6) is located on the left side of the guide rod (7), installation plates (8) are in threaded connection with the outer surfaces of the two ends of the positive and negative screw rod (6), clamping devices are relatively fixed on the upper surfaces of the two installation plates (8), one end, far away from the positive and negative screw rod (6), of each installation plate (8) is in sliding connection with the guide rod (7), a placing table (11) is fixed in the middle of the upper surface of the base (1), rectangular through holes (10) are formed in the upper surface of the base (1) and in the front side and the back side of the placing table (11), the clamping device comprises a fixed column (12), the fixed column (12) is fixed on the upper surface of a mounting plate (8), one end, far away from the mounting plate (8), of the fixed column (12) penetrates through a rectangular through hole (10) and extends to the upper side of a base (1), a fixed block (13) is fixed on the upper surface of the fixed column (12), a second mounting cavity (14) is formed in the fixed block (13), a first sliding block (15) is connected to the inside of the second mounting cavity (14) in a sliding mode, a spring (16) is fixed on one side of the first sliding block (15), one end, far away from the first sliding block (15), of the spring (16) is fixed to the inner wall of the second mounting cavity (14), a movable rod (17) is fixed to the middle of the other side of the first sliding block (15), one end, far away from the first sliding block (15), of the movable rod (17) penetrates through the fixed block (13) and extends to the outside of the fixed block (13), a fixed plate (18) is fixed on the outer surface of one end of the movable rod (17) positioned outside the fixed block (13), mounting grooves (19) are formed in the middle parts of the left end and the right end of the fixed plate (18), and clamping plates (20) are hinged inside the mounting grooves (19);
the shell (2) is fixed on the left side of the upper surface of the base (1), the shell (2) is located on the left side of the placing table (11), a through hole (29) is formed in the middle of the right side of the shell (2), the inner bottom wall of the outer surface of the shell (2) is rotatably connected with a screw rod (25) through a bearing seat (24), a first helical gear (26) is fixed at the lower end of the screw rod (25) and located above the bearing seat (24), a second helical gear (27) is meshed and connected with the left side of the first helical gear (26), a second rotary table (28) is rotatably connected with the middle of the left side of the second helical gear (27) through a rotary rod, a thread block (30) is connected with the outer surface of the screw rod (25) in a threaded manner, the thread block (30) and one side corresponding to the through hole (29) are fixed with the sliding rod (3), a sliding groove (31) is formed in the middle of the upper surface of the sliding rod (3), a limiting block (32) is fixed at one end of the sliding rod (3) far away from the thread block (30), the outer surface of the sliding rod (3) is connected with two second sliding blocks (33) in a sliding way, the inner side of the upper end of each second sliding block (33) is provided with a first groove (34) at a position corresponding to the sliding groove (31), a convex block (35) is connected inside the first groove (34) in a sliding manner, a first bolt (36) is connected to the middle part of the upper surface of the convex block (35) in a threaded manner, electric push rods (37) are fixed on the lower surfaces of the two second sliding blocks (33), a mounting block (38) is fixed at the telescopic end of the electric push rod (37), a second groove (39) and a threaded hole (40) are respectively formed in the middle of the lower surface and the middle of the front surface of the mounting block (38), the inside swing joint of second recess (39) has connecting rod (41), the inside threaded connection of screw hole (40) has second bolt (42).
2. The cell culture medium filtering and sterilizing device as claimed in claim 1, wherein the connecting rod (41) is L-shaped, and one end of the connecting rod (41) far away from the mounting block (38) is fixed with the filter screen (4).
3. The cell culture medium filtering and sterilizing device as claimed in claim 1, wherein one end of the positive and negative screw rod (6) is rotatably connected with the inner wall of the back surface of the first installation cavity (5) through a bearing, the other end of the positive and negative screw rod (6) is fixed with a rotating shaft, one end of the rotating shaft, which is far away from the positive and negative screw rod (6), penetrates through the front surface of the first installation cavity (5) and extends to the outside of the base (1), and one end of the rotating shaft, which extends to the outside of the base (1), is fixed with a first rotating disc (9).
4. The cell culture medium filtering and sterilizing device as claimed in claim 1, wherein the front end and the rear end of the guide rod (7) are respectively fixed with the front inner wall and the rear inner wall of the first mounting cavity (5).
5. The cell culture medium filtering and sterilizing device according to claim 1, wherein one side of the clamping plate (20) close to the fixed block (13) is hinged with a supporting column (21), one end of the supporting column (21) far away from the clamping plate (20) is fixed on the fixed block (13), and an arc-shaped block (22) is fixed on the other side of the clamping plate (20) and one end of the movable rod (17) far away from the first sliding block (15).
6. The cell culture medium filtering and sterilizing device as claimed in claim 1, wherein the top of the screw rod (25) is rotatably connected with the inner top wall of the shell (2) through a bearing, and the diameter of the limiting block (32) is larger than that of the sliding rod (3).
7. The cell culture medium filtering and sterilizing device as claimed in claim 1, wherein the projection (35) is slidably connected inside the sliding groove (31), and the upper end of the connecting rod (41) is provided with an internal thread matched with the second bolt (42) at a position corresponding to the threaded hole (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120258752.3U CN214881460U (en) | 2021-01-29 | 2021-01-29 | Cell culture medium filtering and sterilizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120258752.3U CN214881460U (en) | 2021-01-29 | 2021-01-29 | Cell culture medium filtering and sterilizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214881460U true CN214881460U (en) | 2021-11-26 |
Family
ID=78860562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120258752.3U Expired - Fee Related CN214881460U (en) | 2021-01-29 | 2021-01-29 | Cell culture medium filtering and sterilizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214881460U (en) |
-
2021
- 2021-01-29 CN CN202120258752.3U patent/CN214881460U/en not_active Expired - Fee Related
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Granted publication date: 20211126 |