Quantitative culture medium split charging device

Abstract

The utility model discloses a quantitative culture medium split charging device, which is more accurate and efficient compared with the traditional manual quantitative split charging by arranging a quantitative structure on a discharging barrel and determining the amount of a culture medium entering a quantitative barrel each time, and is more convenient to use through a transmission mechanism arranged in a cavity in a placing table communicated with a cavity opening. After a culture bottle is manually placed on the placing table, the bottle body is clamped in the process that the placing table rotates to convey the culture bottle to the split charging and filling position, stable split charging is facilitated, manual clamping and dismounting of the culture bottle are not needed, and the efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of culture medium packaging, in particular to a quantitative culture medium packaging device. Background Art

[0002] Culture medium provides nutrients for the growth and maintenance of microorganisms. It is artificially prepared and is very common in the field of biotechnology. General culture medium components are nothing more than carbohydrates, inorganic salts, vitamins, water and specific growth factors required for the growth of different microorganisms. Culture medium is widely used in biotechnology and the demand is huge.

[0003] In order to meet the demand for use, the current culture medium has begun to be produced in batches. Usually, the product is packaged into different culture bottles after a large amount of configuration. The packaging process is usually done manually and has low efficiency. Some are packaged using mechanical equipment, which needs to be fixed at the feeding point of the mechanical equipment during packaging, which is not convenient to operate. Utility Model Content

[0004] In view of the problems existing in the prior art, the utility model discloses a quantitative culture medium dispensing device, which adopts the technical scheme of comprising a base, an intelligent controller, a stepper motor, a first solenoid valve, a second solenoid valve, a pump, a placement table, a placement area, a slide, a cavity opening, an external gear, a transmission mechanism, a fixed arc plate, a vertical rod, a movable splint, a left fixed frame, a tooth groove wall, a material box, a feeding port, a connecting frame, a discharging barrel and a quantitative structure. The intelligent controller and the stepper motor are installed on the base, the output end of the stepper motor is fixedly connected to the placement table, the external power supply of the stepper motor is controlled by the intelligent controller, the placement table is provided with a placement area, the culture bottle is manually placed on the placement area, a slide is provided on the placement area, the slide is connected to the cavity inside the placement table connected to the cavity opening, an external gear is rotatably installed at the cavity opening, a transmission mechanism is provided in the cavity inside the placement table connected to the cavity opening, and the transmission mechanism cooperates with the external gear, a fixed arc plate is fixed on one side of the placement area, a vertical rod is installed on the other side through the transmission mechanism, a movable splint is fixed on the top of the vertical rod, and a sponge block is fixed on the inner wall of the movable splint A left fixing frame is integrally formed on one side of the base, a tooth groove wall is fixed in the middle of the left fixing frame, and tooth grooves are distributed on the inner wall of the tooth groove wall. When the placement platform is rotated under the start of the stepper motor, the outer gear rotates with it to the tooth groove wall, and when passing through the inner tooth groove of the tooth groove wall, it will mesh with its tooth groove. Therefore, when the placement platform rotates, the outer gear will rotate, and the rotation of the outer gear can drive the transmission mechanism to operate, and finally drive the vertical rod to move it with the movable clamping plate to the position of the fixed arc plate to clamp the culture bottle placed on the placement area, and maintain To maintain its stability during filling and dispensing, a material box is fixed on the left side fixing frame and is equipped with a feeding port. A pump for discharging is arranged in the material box. The discharging barrel is fixed to the inner side of the material box by an integrally formed connecting frame. A quantitative structure is arranged on the discharging barrel. The material box and the discharging barrel are connected by a pipeline equipped with a first solenoid valve. A second solenoid valve is arranged at the discharging position at the lower end of the discharging barrel. Both the first solenoid valve and the second solenoid valve are controlled by an intelligent controller. When the second solenoid valve is opened, the first solenoid valve is closed, and when the second solenoid valve is closed, the first solenoid valve is opened.

[0005] As a preferred technical solution of the utility model, the transmission mechanism includes a middle gear, a transmission gear, a toothed rod, a track shaft and a tension spring. The middle gear and the transmission gear are rotatably installed in a cavity connected to the cavity opening. The middle gear and the transmission gear are meshed with each other, and the middle gear is meshed with the outer gear. The track shaft is fixed on the inner wall of the cavity connected to the cavity opening. A through hole is opened on the side of the toothed rod, and the track shaft is sleeved on the through hole. The tooth groove part of the toothed rod is meshed with the transmission gear. A tension spring is fixed on the inner wall of the cavity connected to the cavity opening. The tension spring is integrally sleeved outside the track shaft, and the other end of the tension spring is fixed to the side wall of the toothed rod. When The outer gear rotates to the tooth groove wall as the placement table rotates, and the outer gear meshes with the tooth groove on the inner wall of the tooth groove wall. As the placement table continues to rotate, the outer gear rotates under the meshing action. Under the meshing action, the middle gear and the transmission gear both rotate to push the gear rod to move. After the outer gear leaves the tooth groove wall, the gear rod is reset under the action of the tension spring, so that the culture bottle that was originally in a clamped state is released, which is convenient for taking and placing. The stepper motor is set to ensure that the rotation angle is the same each time, that is, the outer gear is rotated to the same position at the tooth groove wall and does not leave the tooth groove wall when filling and dispensing.

[0006] As a preferred technical solution of the utility model, the intelligent controller adopts an STM32 control chip, and the first solenoid valve, the second solenoid valve and the pump are all connected to the intelligent controller through wiring.

[0007] As a preferred technical solution of the utility model, the quantitative structure includes a piston rod, a piston plate, a scale shaft, a rotating stud and a top plate. The rotating stud is rotatably installed on the top surface of the discharge barrel, and the scale shaft is fixedly installed. One end of the top plate is cooperated with the rotating stud, and the other end is movably mounted on the scale shaft. The piston plate is fixedly connected to the piston rod below the top plate, and the piston plate is in the discharge barrel and fits tightly with its inner wall.

[0008] As a preferred technical solution of the utility model, the piston plate is made of rubber.

[0009] The beneficial effects of the utility model include: the quantitative cylinder is pre-set through the quantitative structure, so that the amount of culture medium entering the quantitative cylinder each time is certain, which is more accurate and efficient than traditional manual quantitative packaging. Through the transmission mechanism, after the culture bottle is manually placed on the placement table, the placement table clamps the bottle body during the process of rotating and transporting the culture bottle to the packaging and filling position, which helps to stabilize the packaging and does not require manual clamping and disassembly of the culture bottle, which helps to improve efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the structure of the utility model;

[0011] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0012] Figure 3 It is a schematic diagram of the transmission mechanism structure of the utility model.

[0013] In the figure: base 1, intelligent controller 2, stepper motor 3, placement table 4, placement area 5, slide 6, cavity opening 7, outer gear 8, middle gear 81, transmission gear 82, gear rod 83, track shaft 84, tension spring 85, fixed arc plate 9, vertical rod 10, movable splint 11, left fixed frame 12, tooth groove wall 13, material box 14, feeding port 15, connecting frame 16, discharge barrel 17, first solenoid valve 18, second solenoid valve 181, piston rod 19, piston plate 191, scale shaft 20, rotating stud 21, top plate 22. DETAILED DESCRIPTION

[0014] Example 1

[0015] like Figures 1 to 3 As shown, the utility model discloses a quantitative culture medium filling device, and the technical scheme adopted is, comprising a base 1, an intelligent controller 2, a stepping motor 3, a first solenoid valve 18, a second solenoid valve 181, a pump, a placement table 4, a placement area 5, a chute 6, a cavity opening 7, an external gear 8, a transmission mechanism, a fixed arc plate 9, a vertical rod 10, a movable splint 11, a left fixed frame 12, a tooth groove wall 13, a material box 14, a feeding port 15, a connecting frame 16, a discharging barrel 17 and a quantitative structure, the intelligent controller 2 and the stepping motor 3 are installed on the base 1, the output end of the stepping motor 3 is fixedly connected to the placement table 4, the placement table 4 is provided with a placement area 5, the placement area 5 is provided with a chute 6, which is connected to the cavity inside the placement table 4 connected to the cavity opening 7, the cavity opening 7 is rotatably installed with an external gear 8, and the placement area 5 is connected to the cavity opening 7. A transmission mechanism is arranged in the cavity inside the placement table 4, which cooperates with the external gear 8 for transmission. A fixed arc plate 9 is fixed on one side of the placement area 5, and a vertical rod 10 is installed on the other side through the transmission mechanism. A movable splint 11 is fixed on the top of the vertical rod 10, and a sponge block 111 is fixed on the inner wall of the movable splint 11. A left-side fixed frame 12 is integrally formed on one side of the base 1, and a tooth groove wall 13 is fixed in the middle of the left-side fixed frame 12. Tooth grooves are distributed on the inner wall of the tooth groove wall 13. A material box 14 is fixed above the left-side fixed frame 12 and is provided with a feeding port 15. The inner side of the material box 14 is fixed to the discharging barrel 17 by an integrally formed connecting frame 16. A quantitative structure is arranged on the discharging barrel 17. The material box 14 and the discharging barrel 17 are connected by a pipeline equipped with a first solenoid valve 18, and a second solenoid valve 181 is arranged at the discharging point of the lower end of the discharging barrel 17.

[0016] As a preferred technical solution of the utility model, the transmission mechanism includes a middle gear 81, a transmission gear 82, a gear rod 83, a track shaft 84 and a tensioning spring 85. The middle gear 81 and the transmission gear 82 are rotatably installed in the cavity connected to the cavity opening 7. The middle gear 81 and the transmission gear 82 are meshed with each other. The middle gear 81 is meshed with the external gear 8. The track shaft 84 is fixed on the inner wall of the cavity connected to the cavity opening 7. A through hole is opened on the side of the gear rod 83, and the gear rod 83 is sleeved on the track shaft 84 through the through hole. The tooth groove part of the gear rod 83 is meshed with the transmission gear 82. A tensioning spring 85 is fixed on the inner wall of the cavity connected to the cavity opening 7. The tensioning spring 85 is integrally sleeved outside the track shaft 84, and the other end of the tensioning spring 85 is fixed to the side wall of the gear rod 83.

[0017] As a preferred technical solution of the present utility model, the intelligent controller 2 adopts an STM32 control chip, and the first solenoid valve 18, the second solenoid valve 181 and the pump are all connected to the intelligent controller 2 through wiring.

[0018] As a preferred technical solution of the utility model, the quantitative structure includes a piston rod 19, a piston plate 191, a scale shaft 20, a rotating stud 21 and a top plate 22. The rotating stud 21 is rotatably installed on the top surface of the discharge barrel 17, and the scale shaft 20 is fixedly installed. One end of the top plate 22 is cooperated with the rotating stud 21, and the other end is movably mounted on the scale shaft 20. The piston plate 191 is fixedly connected to the piston rod 19 below the top plate 22. The piston plate 191 is located in the discharge barrel 17 and fits tightly with its inner wall.

[0019] As a preferred technical solution of the present invention, the piston plate 191 is made of rubber.

[0020] The working principle of the utility model is as follows: when in use, the intelligent controller 2 controls the single rotation angle of the stepper motor 3 to be the same, that is, the placement area 5 is rotated to the position below the discharge barrel 17 for filling and dispensing. During the rotation of the placement table 4, the outer gear 8 is rotated to the fixed tooth groove wall 13 and meshes with the inner wall tooth groove part of the tooth groove wall 13. Under the continued rotation, the outer gear 8 rotates. Through the meshing action, the middle gear 81 and the transmission gear 82 are rotated, so that the gear rod 83 is pushed to move under the meshing action of the transmission gear 82 and the gear rod 83, and the movable clamping plate 11 is moved toward the fixed arc plate 9 to clamp the culture bottle. After the outer gear 8 leaves the tooth groove wall, the gear rod 83 is reset under the action of the tension spring 85, so that the culture bottle originally in the clamped state is loosened, which is convenient for taking and placing. During filling, the first solenoid valve 18 is in a closed state, and the second solenoid valve 181 is opened. The material in the discharge barrel 17 falls into the culture bottle. After the material in the discharge barrel 17 is completely discharged, the second solenoid valve 181 is closed, the first solenoid valve 18 is started and the pump is started at the same time to transport the material into the discharge barrel 17. During this process, the placement table 4 continues to rotate to transfer the culture bottle after the filling and filling is completed out of the filling position, and the next culture bottle to be filled and filled begins to move to the designated position (filling position).

[0021] Components not described in detail herein are prior art.

[0022] Although the specific embodiments of the present invention are described in detail above, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge of ordinary technicians in the field without departing from the purpose of the present invention, and modifications or deformations without creative labor are still within the scope of protection of the present invention.

Claims

1. A quantitative culture medium dispensing device, comprising a base (1), an intelligent controller (2), a stepping motor (3), a first solenoid valve (18), a second solenoid valve (181) and a pump, characterized in that: The invention comprises a placing platform (4), a placing area (5), a slide groove (6), a cavity opening (7), an external gear (8), a transmission mechanism, a fixed arc plate (9), a vertical rod (10), a movable clamping plate (11), a left fixed frame (12), a tooth groove wall (13), a material box (14), a feeding port (15), a connecting frame (16), a discharging barrel (17) and a quantitative structure; an intelligent controller (2) and a stepping motor (3) are installed on the base (1), and the output end of the stepping motor (3) is fixedly connected to the placing platform (4); the placing platform (4) has a placing area (5); a slide groove (6) is opened on the placing area (5), and the slide groove (6) is connected to the cavity inside the placing platform (4) connected to the cavity opening (7); an external gear (8) is rotatably installed at the cavity opening (7); a transmission mechanism is arranged in the cavity inside the placing platform (4) connected to the cavity opening (7), and the transmission mechanism is connected to the external gear (8) The gear (8) cooperates with the transmission; a fixed arc plate (9) is fixed on one side of the placement area (5), and a vertical rod (10) is installed on the other side through a transmission mechanism, and a movable clamping plate (11) is fixed on the top of the vertical rod (10); a left fixed frame (12) is integrally formed on one side of the base (1), a tooth groove wall (13) is fixed in the middle of the left fixed frame (12), and the inner wall of the tooth groove wall (13) is distributed with tooth grooves; a material box (14) is fixed above the left fixed frame (12) and is provided with a feeding port (15); the inner side of the material box (14) is fixed to the discharge barrel (17) through an integrally formed connecting frame (16); a quantitative structure is provided on the discharge barrel (17); the material box (14) and the discharge barrel (17) are connected by a pipeline provided with a first electromagnetic valve (18), and a second electromagnetic valve (181) is provided at the discharge point of the lower end of the discharge barrel (17).

2. A quantitative culture medium dispensing device according to claim 1, characterized in that: The sponge block (111) is fixed on the inner side wall of the movable clamping plate (11).

3. A quantitative culture medium dispensing device according to claim 1, characterized in that: The transmission mechanism comprises a middle gear (81), a transmission gear (82), a toothed rod (83), a track shaft (84) and a tension spring (85); the middle gear (81) and the transmission gear (82) are rotatably mounted in the cavity connected to the cavity opening (7); the middle gear (81) and the transmission gear (82) are meshed with each other; the middle gear (81) is meshed with the outer gear (8); the track shaft (84) is fixed on the inner wall of the cavity connected to the cavity opening (7); a through hole is opened on the side of the toothed rod (83) and is sleeved on the track shaft (84) through the through hole; the tooth groove part of the toothed rod (83) is meshed with the transmission gear (82); a tension spring (85) is fixed on the inner wall of the cavity connected to the cavity opening (7); the tension spring (85) is sleeved outside the track shaft (84) as a whole, and the other end of the tension spring (85) is fixed to the side wall of the toothed rod (83).

4. A quantitative culture medium dispensing device according to claim 1, characterized in that: The intelligent controller (2) adopts an STM32 control chip, and the first solenoid valve (18), the second solenoid valve (181) and the pump are all connected to the intelligent controller (2) through wiring.

5. A quantitative culture medium dispensing device according to claim 1, characterized in that: The quantitative structure comprises a piston rod (19), a piston plate (191), a scale shaft (20), a rotating stud (21) and a top plate (22); the rotating stud (21) is rotatably installed on the top surface of the discharge barrel (17), and the scale shaft (20) is fixedly installed; one end of the top plate (22) is mounted in cooperation with the rotating stud (21), and the other end is movably mounted on the scale shaft (20); the piston plate (191) is fixedly connected to the piston rod (19) at the bottom of the top plate (22); the piston plate (191) is located in the discharge barrel (17) and is tightly fitted to the inner wall thereof.

6. A quantitative culture medium dispensing device according to claim 5, characterized in that: The piston plate (191) is made of rubber.

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