Sterilization bag sealer for microbiological laboratory

Abstract

The invention provides a sterilization bag sealer for a microbiological laboratory, and relates to the field of sterilization bag sealers. The sterilization bag sealer for the microorganism laboratory comprises a sealer body, a sealing groove is formed in the front side of the sealer body, an electric push rod is fixedly connected to the upper side of the sealer body, a sealing plate is fixedly connected to the output end of the lower side of the electric push rod, and a fixing plate is fixedly connected to the front side of the sealer body; and a sealing unit is arranged on the upper side of the fixing plate, a second motor is fixedly connected to the upper side of the fixing plate, an output shaft is fixedly connected to the output end of the second motor, and a containing plate is fixedly connected to the upper end of the output shaft. And by arranging an output shaft and a placing plate, the position of the sterilization bag on the placing plate is conveniently controlled to be adjusted, a first rotating disc is controlled to rotate, pressing rollers on the upper side and the lower side are controlled to be close to each other, the sealing position of the sterilization bag is pressed downwards again through the pressing rollers, the sealing position of the sterilization bag is conveniently flattened, wrinkles are avoided, and the sealing performance is prevented from being reduced.

Description

Technical Field

[0001] The invention relates to the technical field of sterilization bag sealers, in particular to a sterilization bag sealer for a microbiology laboratory. Background Art

[0002] Microbiology laboratories are places dedicated to conducting microbial research, covering multiple fields such as microbiology, biomedicine, and biochemistry. Before conducting experiments in a microbiology laboratory, a sealer is required to seal the sterilization bag to facilitate experiments on the samples inside the sterilization bag.

[0003] After the sterilization bag is sealed, there are some tiny bubbles at the sealed part and wrinkles at the unsealed part. These bubbles can easily make the sterilization bag less sealed, allowing external air and dust to enter the bag, contaminating the interior of the sterilization bag and affecting the results of the microbial experiment. Summary of the Invention

[0004] (1) Technical problems solved

[0005] In view of the shortcomings of the existing technology, the present invention provides a sterilization bag sealer for a microbiology laboratory, which solves the problem of poor sealing at the sealing point.

[0006] (2) Technical solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: a sterilization bag sealer for a microbiology laboratory, comprising a sealer body, a sealing groove is provided on the front side of the sealer body, an electric push rod is fixedly connected to the upper side of the sealer body, an output end of the lower side of the electric push rod is fixedly connected to a sealing plate, a fixed plate is fixedly connected to the front side of the sealer body, a sealing unit is provided on the upper side of the fixed plate, a second motor is fixedly connected to the upper side of the fixed plate, an output end of the second motor is fixedly connected to an output shaft, and an upper end of the output shaft is fixedly connected to a placement plate;

[0008] The sealing unit includes a vertical plate, which is fixedly connected to the upper side of the fixed plate, and a lifting groove is provided on the outer side of the vertical plate, and the inner sides of the upper and lower ends of the lifting groove are slidably connected to the lifting plate, and two guide plates are fixedly connected to the right side of the lifting plates on the upper and lower sides, and a sliding groove is provided on the outer side of the guide plate, and a slider is slidably connected to the inner side of the sliding groove. The lower side of the slider is fixedly connected to the bottom plate, and the upper side of the bottom plate is slidably connected to a moving rod, and the lower end of the moving rod passes through the lower side of the bottom plate and is fixedly connected to a pressing plate, and the lower side of the pressing plate is fixedly connected to two mounting blocks, and a pressing roller is provided between the two mounting blocks.

[0009] Preferably, the left side of the vertical plate is rotatably connected to a rotating shaft, the left end of the rotating shaft is fixedly connected to a turntable 1, the outer side of the turntable 1 is fixedly connected to two control blocks, the left side of the control block is rotatably connected to a control plate, and the control plate is rotatably connected to the lifting plate.

[0010] The top end of the lifting plate is connected with the lifting plate of the lifting plate, and the lower end of the lifting plate is connected with the lifting plate of the lifting plate.

[0011] Preferably, the bevel gear 1 is meshed with the bevel gear 2.

[0012] Preferably, the outer sides of the upper and lower top plates are fixedly connected with lifting blocks, the right side of the vertical plate is fixedly connected with a fixing frame, the inner side of the fixing frame is fixedly connected with a fixing cylinder, piston plates are provided on the inner sides of the upper and lower ends of the fixing cylinder, a control rod is fixedly connected between the piston plate and the lifting block, the upper side of the vertical plate is fixedly connected with a mounting plate, the rear side of the mounting plate is fixedly connected with a rear plate, the rear side of the rear plate is fixedly connected with two rear blocks, a fixing pipe is fixedly connected between the two rear blocks, a plurality of nozzles are fixedly connected to the rear side of the fixing pipe, and a connecting pipe is fixedly connected between the fixing pipe and the fixing cylinder.

[0013] Preferably, the connecting pipe is arranged between the upper and lower piston plates, and the piston plates are slidably connected to the fixed cylinder.

[0014] Preferably, a spring is fixedly connected between the pressure plate and the base plate.

[0015] Preferably, the right side of the vertical plate is fixedly connected to a motor 1, and the output end of the motor 1 is fixedly connected to the outer end of the rotating shaft.

[0016] Preferably, a U-shaped frame is fixedly connected to the upper side of the placement plate, a cylinder is fixedly connected to the upper side of the U-shaped frame, and a limiting plate is fixedly connected to the output end of the lower side of the cylinder.

[0017] (3) Beneficial effects

[0018] The present invention provides a sterilization bag sealer for microbiology laboratories. It has the following beneficial effects:

[0019] 1. The output shaft and the placement plate are provided to facilitate the control of the position adjustment of the sterilization bag on the placement plate. By controlling the rotation of the turntable, the upper and lower pressure rollers are controlled to approach each other, so that the pressure rollers press down the sealing part of the sterilization bag again, so as to make the sealing part of the sterilization bag smooth, avoid wrinkles and reduce the sealing performance.

[0020] 2. By rotating the turntable on the top plate, the pressure roller is controlled to move horizontally, so that the pressure roller pushes the sealing part horizontally, which is convenient for discharging air and bubbles at the sealing part and increasing the sealing degree of the sealing part.

[0021] 3. By setting up a fixed cylinder and a piston plate, the guide plate can control the movement of the piston plate to discharge the air in the fixed cylinder to the nozzle. The air discharged from the nozzle acts on the sealing part, which is convenient for cooling the sealing part. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is the overall three-dimensional structural diagram of the present invention;

[0023] Figure 2 It is a partial three-dimensional structural diagram of the present invention;

[0024] Figure 3 3D diagram of the sealing unit in the present invention;

[0025] Figure 4 This is a three-dimensional structural diagram of the sealing unit in the present invention from another perspective;

[0026] Figure 5 It is a partial three-dimensional structural diagram of the sealing unit in the present invention;

[0027] Figure 6 This is a bottom-up perspective structural diagram of the sealing unit of the present invention;

[0028] Figure 7 This is a three-dimensional structural diagram of the sealing unit in the present invention from another perspective when viewed from above;

[0029] Figure 8 It is a three-dimensional structural diagram of the fixed cylinder in the present invention;

[0030] Figure 9 It is a cross-sectional three-dimensional structural diagram of the fixing cylinder in the present invention.

[0031] Among them, 1. Sealer body; 2. Sealing groove; 3. Sealing plate; 4. Electric push rod; 5. Fixed plate; 6. Sealing unit; 601. Vertical plate; 602. Lifting groove; 603. Lifting plate; 604. Rotating shaft; 605. Turntable 1; 606. Control block; 607. Control board; 608. Fixed frame; 609. Fixed cylinder; 610. Motor 1; 611. Tooth plate; 612. Guide plate; 613. Slide; 614. Slider; 615. Bottom plate; 616. Moving rod; 617. Connecting plate; 618. Top plate; 619. Turntable 2; 620 , connecting block; 621, rotating rod one; 622, bevel gear one; 623, bottom block; 624, bevel gear two; 625, rotating rod two; 626, gear part; 627, pressure plate; 628, mounting block; 629, pressure roller; 630, spring; 631, lifting block; 632, control rod; 633, connecting pipe; 634, mounting plate; 635, rear plate; 636, rear block; 637, fixing pipe; 638, nozzle; 639, piston plate; 7, motor two; 8, output shaft; 9, placement plate; 10, U-shaped frame; 11, cylinder; 12, limit plate. DETAILED DESCRIPTION

[0032] The following will provide a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0033] Example 1:

[0034] like Figure 1 - Figure 7 As shown, a sterilization bag sealer for a microbiology laboratory includes a sealer body 1, a sealing groove 2 is opened on the front side of the sealer body 1, an electric push rod 4 is fixedly connected to the upper side of the sealer body 1, and a sealing plate 3 is fixedly connected to the output end of the lower side of the electric push rod 4, a fixing plate 5 is fixedly connected to the front side of the sealer body 1, a sealing unit 6 is provided on the upper side of the fixing plate 5, a motor 2 7 is fixedly connected to the upper side of the fixing plate 5, an output end of the motor 2 7 is fixedly connected to an output shaft 8, and an upper end of the output shaft 8 is fixedly connected to a placement plate 9, and the placement plate 9 The upper side of the U-shaped frame 10 is fixedly connected to the upper side of the U-shaped frame 10, and the upper side of the U-shaped frame 10 is fixedly connected to the cylinder 11. The output end of the lower side of the cylinder 11 is fixedly connected to the limiting plate 12. When sealing the sterilization bag in the microbiology laboratory, the sterilization bag is first placed on the upper side of the placement plate 9, and then the cylinder 11 is controlled to drive the limiting plate 12 to descend, so that the limiting plate 12 limits the sterilization bag. The bag opening of the sterilization bag is located at the sealing groove 2, and then the electric push rod 4 is controlled to drive the sealing plate 3 to descend. A heating wire is provided on the inner side of the sealing plate 3 to facilitate hot pressing and sealing the sterilization bag.

[0035] The sealing unit 6 includes a vertical plate 601, which is fixedly connected to the upper side of the fixed plate 5. A lifting groove 602 is provided on the outer side of the vertical plate 601. The inner sides of the upper and lower ends of the lifting groove 602 are slidably connected to the lifting plates 603. The right sides of the upper and lower lifting plates 603 are fixedly connected with two guide plates 612. A sliding groove 613 is provided on the outer side of the guide plate 612. A slider 614 is slidably connected to the inner side of the sliding groove 613. The lower side of the slider 614 is fixedly connected to the bottom plate 615. The upper side of the bottom plate 615 is slidably connected to the moving rod 616. The lower end of the moving rod 616 is passed through The lower side of the bottom plate 615 is fixedly connected with a pressure plate 627, the lower side of the pressure plate 627 is fixedly connected with two mounting blocks 628, and a pressure roller 629 is provided between the two mounting blocks 628. The left side of the vertical plate 601 is rotatably connected with a rotating shaft 604, the left end of the rotating shaft 604 is fixedly connected with a turntable 605, and the outer side of the turntable 605 is fixedly connected with two control blocks 606. The left side of the control block 606 is rotatably connected with a control board 607, and the control board 607 is rotatably connected to the lifting plate 603. The right side of the vertical plate 601 is fixedly connected with a motor 610. The output end of 610 is fixedly connected to the outer end of the rotating shaft 604, and a spring 630 is fixedly connected between the pressure plate 627 and the bottom plate 615. After the sealing is completed, the control motor 2 7 drives the output shaft 8 to rotate, the output shaft 8 drives the placement plate 9 to rotate, and the placement plate 9 drives the sterilization bag to rotate and adjust the position so that the sealing part rotates to between the upper and lower pressure rollers 629, and then the control motor 1 610 is started, the motor 1 610 drives the rotating shaft 604 to rotate, the rotating shaft 604 drives the turntable 1 605 to rotate, the turntable 1 605 drives the control block 606 to rotate, and the control block 606 drives the control plate 6 07 rotates. Due to the symmetrical structure of the control plates 607 on both sides, the control plates 607 drive the lifting plates 603 to move, so that the upper and lower lifting plates 603 approach each other, the lifting plates 603 drive the guide plates 612 to move, the guide plates 612 drive the bottom plate 615 to move, and the bottom plate 615 drives the pressing rollers 629 to move, so that the upper and lower pressing rollers 629 approach each other, so that the pressing rollers 629 contact the sealing part, so that the sealing part is flattened again to avoid wrinkles at the sealing part, and through the moving rod 616 and the spring 630, the sealing part is not easily damaged when the pressing roller 629 presses down on the sealing part.

[0036] The upper side of the guide plate 612 is fixedly connected to the top plate 618, and the upper side of the top plate 618 is rotatably connected to the rotating rod 1 621. The upper end of the rotating rod 1 621 is fixedly connected to the turntable 2 619. The right side of the turntable 2 619 is fixedly connected to the connecting block 620. The upper side of the connecting block 620 is rotatably connected to the connecting plate 617. The connecting plate 617 is rotatably connected to the bottom plate 615. The lower end of the rotating rod 1 621 passes through the lower side of the top plate 618 and is fixedly connected to Bevel gear 1 622, two bottom blocks 623 are fixedly connected to the lower side of the top plate 618, a rotating rod 2 625 is rotatably connected between the two bottom blocks 623, and the outer side of the rotating rod 2 625 is fixedly connected to the bevel gear 2 624, the left end of the rotating rod 2 625 passes through the left side of the bottom block 623 and is fixedly connected to the gear member 626, the upper side of the vertical plate 601 is fixedly connected to the toothed plate 611 meshing with the gear member 626, and the bevel gear 1 622 and the bevel gear 2 are fixedly connected. 624 is meshed and connected. When the guide plate 612 moves, it drives the top plate 618 to move, and the top plate 618 drives the bottom gear part 626 to move up and down. Since the gear part 626 is meshed and connected with the tooth plate 611, the gear part 626 rotates, and the gear part 626 drives the rotating rod 2 625 to rotate. The rotating rod 2 625 drives the bevel gear 2 624 to rotate. The bevel gear 2 624 drives the bevel gear 1 622 to rotate. The bevel gear 1 622 drives the rotating rod 1 621 to rotate. The rotating rod 1 621 drives the turntable 2 619 to rotate. The turntable 2 619 drives the connecting block 620 to rotate. The connecting block 620 drives the connecting plate 617 to rotate. The bottom plate 615 of the connecting plate 617 moves to the left. The bottom plate 615 drives the pressure roller 629 to move. When the upper and lower pressure rollers 629 approach each other, they move to the left, so that the pressure roller 629 pushes the sealing part flatly, pushing out the air and bubbles at the sealing part, thereby increasing the sealing performance of the sealing.

[0037] Example 2:

[0038] like Figure 1 - Figure 9As shown, a sterilization bag sealer for a microbiology laboratory includes a sealer body 1, a sealing groove 2 is opened on the front side of the sealer body 1, an electric push rod 4 is fixedly connected to the upper side of the sealer body 1, and a sealing plate 3 is fixedly connected to the output end of the lower side of the electric push rod 4, a fixing plate 5 is fixedly connected to the front side of the sealer body 1, a sealing unit 6 is provided on the upper side of the fixing plate 5, a motor 2 7 is fixedly connected to the upper side of the fixing plate 5, an output end of the motor 2 7 is fixedly connected to an output shaft 8, and an upper end of the output shaft 8 is fixedly connected to a placement plate 9, and the placement plate 9 The upper side of the U-shaped frame 10 is fixedly connected to the upper side of the U-shaped frame 10, and the upper side of the U-shaped frame 10 is fixedly connected to the cylinder 11. The output end of the lower side of the cylinder 11 is fixedly connected to the limiting plate 12. When sealing the sterilization bag in the microbiology laboratory, the sterilization bag is first placed on the upper side of the placement plate 9, and then the cylinder 11 is controlled to drive the limiting plate 12 to descend, so that the limiting plate 12 limits the sterilization bag. The bag opening of the sterilization bag is located at the sealing groove 2, and then the electric push rod 4 is controlled to drive the sealing plate 3 to descend. A heating wire is provided on the inner side of the sealing plate 3 to facilitate hot pressing and sealing the sterilization bag.

[0039] The sealing unit 6 includes a vertical plate 601, which is fixedly connected to the upper side of the fixed plate 5. A lifting groove 602 is provided on the outer side of the vertical plate 601. The inner sides of the upper and lower ends of the lifting groove 602 are slidably connected to the lifting plates 603. The right sides of the upper and lower lifting plates 603 are fixedly connected with two guide plates 612. A sliding groove 613 is provided on the outer side of the guide plate 612. A slider 614 is slidably connected to the inner side of the sliding groove 613. The lower side of the slider 614 is fixedly connected to the bottom plate 615. The upper side of the bottom plate 615 is slidably connected to the moving rod 616. The lower end of the moving rod 616 is passed through The lower side of the bottom plate 615 is fixedly connected with a pressure plate 627, the lower side of the pressure plate 627 is fixedly connected with two mounting blocks 628, and a pressure roller 629 is provided between the two mounting blocks 628. The left side of the vertical plate 601 is rotatably connected with a rotating shaft 604, the left end of the rotating shaft 604 is fixedly connected with a turntable 605, and the outer side of the turntable 605 is fixedly connected with two control blocks 606. The left side of the control block 606 is rotatably connected with a control board 607, and the control board 607 is rotatably connected to the lifting plate 603. The right side of the vertical plate 601 is fixedly connected with a motor 610. The output end of 610 is fixedly connected to the outer end of the rotating shaft 604, and a spring 630 is fixedly connected between the pressure plate 627 and the bottom plate 615. After the sealing is completed, the control motor 2 7 drives the output shaft 8 to rotate, the output shaft 8 drives the placement plate 9 to rotate, and the placement plate 9 drives the sterilization bag to rotate and adjust the position so that the sealing part rotates to between the upper and lower pressure rollers 629, and then the control motor 1 610 is started, the motor 1 610 drives the rotating shaft 604 to rotate, the rotating shaft 604 drives the turntable 1 605 to rotate, the turntable 1 605 drives the control block 606 to rotate, and the control block 606 drives the control plate 6 07 rotates. Due to the symmetrical structure of the control plates 607 on both sides, the control plates 607 drive the lifting plates 603 to move, so that the upper and lower lifting plates 603 approach each other, the lifting plates 603 drive the guide plates 612 to move, the guide plates 612 drive the bottom plate 615 to move, and the bottom plate 615 drives the pressing rollers 629 to move, so that the upper and lower pressing rollers 629 approach each other, so that the pressing rollers 629 contact the sealing part, so that the sealing part is flattened again to avoid wrinkles at the sealing part, and through the moving rod 616 and the spring 630, the sealing part is not easily damaged when the pressing roller 629 presses down on the sealing part.

[0040] The upper side of the guide plate 612 is fixedly connected to the top plate 618, and the upper side of the top plate 618 is rotatably connected to the rotating rod 1 621. The upper end of the rotating rod 1 621 is fixedly connected to the turntable 2 619. The right side of the turntable 2 619 is fixedly connected to the connecting block 620. The upper side of the connecting block 620 is rotatably connected to the connecting plate 617. The connecting plate 617 is rotatably connected to the bottom plate 615. The lower end of the rotating rod 1 621 passes through the lower side of the top plate 618 and is fixedly connected to Bevel gear 1 622, two bottom blocks 623 are fixedly connected to the lower side of the top plate 618, a rotating rod 2 625 is rotatably connected between the two bottom blocks 623, and the outer side of the rotating rod 2 625 is fixedly connected to the bevel gear 2 624, the left end of the rotating rod 2 625 passes through the left side of the bottom block 623 and is fixedly connected to the gear member 626, the upper side of the vertical plate 601 is fixedly connected to the toothed plate 611 meshing with the gear member 626, and the bevel gear 1 622 and the bevel gear 2 are fixedly connected. 624 is meshed and connected. When the guide plate 612 moves, it drives the top plate 618 to move, and the top plate 618 drives the bottom gear part 626 to move up and down. Since the gear part 626 is meshed and connected with the tooth plate 611, the gear part 626 rotates, and the gear part 626 drives the rotating rod 2 625 to rotate. The rotating rod 2 625 drives the bevel gear 2 624 to rotate. The bevel gear 2 624 drives the bevel gear 1 622 to rotate. The bevel gear 1 622 drives the rotating rod 1 621 to rotate. The rotating rod 1 621 drives the turntable 2 619 to rotate. The turntable 2 619 drives the connecting block 620 to rotate. The connecting block 620 drives the connecting plate 617 to rotate. The bottom plate 615 of the connecting plate 617 moves to the left. The bottom plate 615 drives the pressure roller 629 to move. When the upper and lower pressure rollers 629 approach each other, they move to the left, so that the pressure roller 629 pushes the sealing part flatly, pushing out the air and bubbles at the sealing part, thereby increasing the sealing performance of the sealing.

[0041] The outer sides of the upper and lower top plates 618 are fixedly connected with lifting blocks 631, the right side of the vertical plate 601 is fixedly connected with a fixing frame 608, the inner side of the fixing frame 608 is fixedly connected with a fixing cylinder 609, the inner sides of the upper and lower ends of the fixing cylinder 609 are provided with piston plates 639, a control rod 632 is fixedly connected between the piston plate 639 and the lifting block 631, the upper side of the vertical plate 601 is fixedly connected with a mounting plate 634, the rear side of the mounting plate 634 is fixedly connected with a rear plate 635, the rear side of the rear plate 635 is fixedly connected with two rear blocks 636, a fixing pipe 637 is fixedly connected between the two rear blocks 636, the rear side of the fixing pipe 637 is fixedly connected with a plurality of nozzles 638, and the fixing pipe 637 is fixedly connected to the fixing cylinder 60 9 is fixedly connected with a connecting pipe 633, which is arranged between the upper and lower piston plates 639. The piston plate 639 is slidably connected to the fixed cylinder 609. When in use, the guide plate 612 moves up and down, the guide plate 612 drives the top plate 618 to move, the top plate 618 drives the lifting block 631 to move, the lifting block 631 drives the control rod 632 to move, and the control rod 632 drives the piston plate 639 to move. Since the upper and lower guide plates 612 are close to each other, the guide plate 612 drives the piston plate 639 to move, so that the gas in the fixed cylinder 609 is compressed, and the squeezed gas is discharged through the connecting pipe 633 and enters the fixed pipe 637, so that the multiple nozzles 638 discharge airflow at the sealing part, so that the sealing part is cooled.

[0042] Working principle: When in use, the staff first places the sterilization bag on the placement plate 9, and then controls the cylinder 11 to drive the limit plate 12 to descend, so that the limit plate 12 limits the sterilization bag, and the sealing part is located in the sealing groove 2, and controls the electric push rod 4 to drive the sealing plate 3 to seal the sterilization bag, and then the motor 2 7 drives the sterilization bag on the placement plate 9 to rotate, so that the sealing part rotates to between the upper and lower pressure rollers 629, and then starts the motor 1 610, and the motor 1 610 drives the turntable 1 605 to rotate. Under the action of the control block 606, the control plate 607, the lifting plate 603, the guide plate 612 and the bottom plate 615, it is convenient to control the upper and lower pressure rollers 629 to approach each other, so that the pressure rollers 629 seal The sealing part is compacted to make the sealing part smooth and avoid wrinkles. At the same time, the guide plate 612 drives the top plate 618 to move up and down. Under the action of the gear part 626, the tooth plate 611, the bevel gear 1 622, and the bevel gear 2 624, it is convenient to control the rotation of the turntable 2 619. Under the action of the connecting block 620 and the connecting plate 617, it is convenient to control the pressure roller 629 to move left, so that the pressure rollers 629 on the upper and lower sides push out the bubbles and air at the sealing part, thereby increasing the sealing performance of the sealing part. At the same time, the top plate 618 drives the lifting block 631 to move. Under the action of the fixed cylinder 609, the connecting pipe 633, the piston plate 639, and the fixed pipe 637, it is convenient to control the multiple nozzles 638 to spray air at the sealing part to cool the sealing part.

[0043] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A sterilization bag sealer for a microbiology laboratory, comprising a sealer body (1), characterized in that: The front side of the sealer body (1) is provided with a sealing groove (2); the upper side of the sealer body (1) is fixedly connected to an electric push rod (4); the output end of the lower side of the electric push rod (4) is fixedly connected to a sealing plate (3); the front side of the sealer body (1) is fixedly connected to a fixing plate (5); the upper side of the fixing plate (5) is provided with a sealing unit (6); the upper side of the fixing plate (5) is fixedly connected to a second motor (7); the output end of the second motor (7) is fixedly connected to an output shaft (8); the upper end of the output shaft (8) is fixedly connected to a placement plate (9); The sealing unit (6) comprises a vertical plate (601), the vertical plate (601) is fixedly connected to the upper side of the fixed plate (5), a lifting groove (602) is provided on the outer side of the vertical plate (601), the inner sides of the upper and lower ends of the lifting groove (602) are both slidably connected with lifting plates (603), and two guide plates (612) are fixedly connected to the right sides of the lifting plates (603) on the upper and lower sides, and a sliding groove (613) is provided on the outer side of the guide plate (612), and the sliding groove (613) is provided on the outer side of the guide plate (612). 3) is slidably connected to the inner side of a slider (614), the lower side of the slider (614) is fixedly connected to a bottom plate (615), the upper side of the bottom plate (615) is slidably connected to a moving rod (616), the lower end of the moving rod (616) passes through the lower side of the bottom plate (615) and is fixedly connected to a pressure plate (627), the lower side of the pressure plate (627) is fixedly connected to two mounting blocks (628), and a pressure roller (629) is arranged between the two mounting blocks (628).

2. A sterilization bag sealer for microbiological laboratories according to claim 1, characterized in that: The left side of the vertical plate (601) is rotatably connected to a rotating shaft (604), the left end of the rotating shaft (604) is fixedly connected to a rotating disk (605), the outer side of the rotating disk (605) is fixedly connected to two control blocks (606), the left side of the control block (606) is rotatably connected to a control board (607), and the control board (607) is rotatably connected to the lifting plate (603).

3. The sterilization bag sealer for microbiological laboratories according to claim 1, characterized in that: The upper side of the guide plate (612) is fixedly connected to a top plate (618), the upper side of the top plate (618) is rotatably connected to a rotating rod 1 (621), the upper end of the rotating rod 1 (621) is fixedly connected to a rotating disk 2 (619), the right side of the rotating disk 2 (619) is fixedly connected to a connecting block (620), the upper side of the connecting block (620) is rotatably connected to a connecting plate (617), the connecting plate (617) is rotatably connected to the bottom plate (615), and the lower end of the rotating rod 1 (621) passes through the top plate (618). The lower side of the top plate (618) is fixedly connected with a bevel gear 1 (622); the lower side of the top plate (618) is fixedly connected with two bottom blocks (623); a rotating rod 2 (625) is rotatably connected between the two bottom blocks (623); the outer side of the rotating rod 2 (625) is fixedly connected with a bevel gear 2 (624); the left end of the rotating rod 2 (625) passes through the left side of the bottom block (623) and is fixedly connected with a gear member (626); the upper side of the vertical plate (601) is fixedly connected with a toothed plate (611) meshing with the gear member (626).

4. The sterilization bag sealer for microbiological laboratories according to claim 3, characterized in that: The bevel gear 1 (622) is meshedly connected with the bevel gear 2 (624).

5. The sterilization bag sealer for microbiological laboratories according to claim 3, characterized in that: The outer sides of the top plates (618) on the upper and lower sides are fixedly connected with lifting blocks (631), the right side of the vertical plate (601) is fixedly connected with a fixing frame (608), the inner side of the fixing frame (608) is fixedly connected with a fixing cylinder (609), the inner sides of the upper and lower ends of the fixing cylinder (609) are provided with piston plates (639), and a control rod (632) is fixedly connected between the piston plate (639) and the lifting block (631), and the vertical plate (601) is fixedly connected with a fixing frame (608). A mounting plate (634) is fixedly connected to the upper side, a rear plate (635) is fixedly connected to the rear side of the mounting plate (634), two rear blocks (636) are fixedly connected to the rear side of the rear plate (635), a fixed pipe (637) is fixedly connected between the two rear blocks (636), a plurality of nozzles (638) are fixedly connected to the rear side of the fixed pipe (637), and a connecting pipe (633) is fixedly connected between the fixed pipe (637) and the fixed cylinder (609).

6. The sterilization bag sealer for microbiological laboratories according to claim 5, characterized in that: The connecting pipe (633) is arranged between the upper and lower piston plates (639), and the piston plates (639) are slidably connected to the fixed cylinder (609).

7. The sterilization bag sealer for microbiological laboratories according to claim 1, characterized in that: A spring (630) is fixedly connected between the pressure plate (627) and the bottom plate (615).

8. The sterilization bag sealer for microbiological laboratories according to claim 2, characterized in that: The right side of the vertical plate (601) is fixedly connected to a motor 1 (610), and the output end of the motor 1 (610) is fixedly connected to the outer end of the rotating shaft (604).

9. The sterilization bag sealer for microbiological laboratories according to claim 1, characterized in that: The upper side of the placement plate (9) is fixedly connected to a U-shaped frame (10), the upper side of the U-shaped frame (10) is fixedly connected to a cylinder (11), and the output end of the lower side of the cylinder (11) is fixedly connected to a limiting plate (12).

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