Polyacrylamide mother liquor transferring device

Abstract

The utility model discloses a polyacrylamide mother liquor moving and taking device which comprises a bottom plate, a vertical frame is arranged on one side of the upper end of the bottom plate, a first open groove is formed in the vertical frame, a control table is arranged on the vertical frame, a cross beam is arranged in the first open groove in a sliding mode, an electric push rod is arranged in the first open groove and connected with the cross beam, and a hanging rod is arranged at the lower end of the cross beam. A second open groove is formed in the hanging rod, a pipetting cylinder is arranged on the lower portion of the hanging rod, a flushing device is arranged on the cross beam, and an accurate liquid suction device is arranged in the second open groove. The utility model belongs to the technical field of pipetting, and particularly relates to a polyacrylamide mother liquor transferring and taking device which is used for solving the problems that in the prior art, when a pipettor is used for pipetting, the pipetting amount is inconvenient to control through manual operation, the polyacrylamide mother liquor is wasted, and after the pipetting is finished, the inside of a pipetting cylinder is inconvenient to wash.

Description

Technical Field

[0001] The utility model belongs to the technical field of liquid transfer, in particular to a polyacrylamide mother liquid transfer device. Background Art

[0002] Polyacrylamide mother liquor is a high-concentration liquid containing polyacrylamide. It has high concentration, high viscosity and strong solution integrity. During the transfer process, it needs to be transferred with the help of a special transfer device.

[0003] In the prior art, when transferring polyacrylamide mother liquor, it is usually done manually with the help of a pipette, which has some shortcomings: it is not easy to control the transfer volume of the pipette when manually operating the pipette, resulting in waste of solution; and it is not convenient to clean the pipette after the transfer is completed. Therefore, improvements are needed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that in the prior art, when the pipette is pipetting, manual operation is inconvenient to control the pipetting volume, resulting in waste of polyacrylamide mother solution, and after the pipetting is completed, it is inconvenient to rinse the inside of the pipette tube.

[0005] In order to achieve the above functions, the technical solution adopted by the present invention is as follows: a polyacrylamide mother liquor pipetting device, comprising a bottom plate, a vertical frame is provided on one side of the upper end of the bottom plate, a slot 1 is provided in the vertical frame, a console is provided on the vertical frame, a crossbeam is provided for sliding in the slot 1, an electric push rod is provided in the slot 1 and connected to the crossbeam, a suspension rod is provided at the lower end of the crossbeam, a slot 2 is provided in the suspension rod, a pipette is provided at the lower part of the suspension rod, a flushing device is provided on the crossbeam, a precise liquid suction device is provided in the slot 2; the precise liquid suction device comprises a motor, the electric push rod The machine is located at the bottom end of the inner part of slot two, and a screw rod is provided at the output end of the motor. A lifting plate is slidingly provided in the slot two and is threadedly connected to the screw rod. A connecting rod is downwardly provided at the lower end of the lifting plate and is located in the pipette cylinder. The connecting rod is arranged in a hollow tubular shape. A piston plate is provided at the lower end of the connecting rod and slides in the pipette cylinder. A scale is provided at the edge of the slot two. The lifting plate is lifted and lowered by the screw rod, driving the piston plate to slide in the pipette cylinder. The polyacrylamide mother liquor can be absorbed through the piston plate. The lifting distance of the lifting plate can be seen from the scale, thereby achieving the purpose of precise liquid aspiration.

[0006] Furthermore, the flushing device includes a water bucket, which is arranged on the crossbeam. A water pipe is connected to the water bucket, and the water pipe is connected to the connecting rod. A water pump is provided on the water pipe. The lower end surface of the piston plate is provided with a nozzle, through which clean water can be sprayed to achieve the purpose of cleaning the inside of the pipette.

[0007] Preferably, a guide rod is provided in the first slot, and the guide rod passes through the crossbeam.

[0008] Preferably, a pointer is provided on the lifting plate, and the pointer points to the scale.

[0009] Preferably, the nozzles are embedded in the inner circumference array direction of the piston plate, and the water spraying direction of the nozzles is toward the inner wall of the pipette cylinder.

[0010] Preferably, the console is connected to the motor and the water pump via electrical control signals.

[0011] The utility model adopts the above structure to achieve the following beneficial effects:

[0012] 1. The utility model sets a precise liquid suction device, the screw drives the lifting plate to slide evenly, and the piston plate slides in the pipette, so as to realize the absorption of polyacrylamide mother liquid. The lifting distance of the lifting plate can be seen by the pointer pointing to the scale, thereby achieving the purpose of accurately controlling the piston plate to absorb the mother liquid.

[0013] 2. The utility model is provided with a flushing device. The water pump transports the clean water in the bucket to the connecting rod through the water pipe. The connecting rod is in the shape of a hollow tube and transports the clean water to the piston plate. The piston plate is arranged in the shape of a hollow cavity and can transport the clean water to the nozzle. The nozzle sprays water toward the inner wall of the pipette cylinder. After the pipetting is completed, the inner wall of the pipette cylinder can be cleaned. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the overall structural diagram of a polyacrylamide mother liquor pipetting device of the utility model;

[0015] Figure 2 This is a structural diagram of a precise liquid suction device of a polyacrylamide mother liquid pipetting device according to the utility model, which is located in a suspension rod;

[0016] Figure 3 This is the structural diagram of the slotted middle beam;

[0017] Figure 4 This is a bottom view of the piston plate.

[0018] Among them, 1. Base plate, 2. Stand, 3. Control console, 4. Slot 1, 5. Beam, 6. Electric push rod, 7. Hanging rod, 8. Slot 2, 9. Pipette, 10. Flushing device, 11. Precision liquid suction device, 12. Motor, 13. Screw, 14. Lifting plate, 15. Connecting rod, 16. Piston plate, 17. Ruler, 18. Bucket, 19. Water pipe, 20. Water pump, 21. Nozzle, 22. Guide rod, 23. Pointer. DETAILED DESCRIPTION

[0019] The following is a clear and complete description of the technical solution of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0020] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0021] like Figure 1-4 The utility model provides a polyacrylamide mother liquor pipetting device, comprising a base plate 1, a stand 2 is provided on one side of the upper end of the base plate 1, a slot 4 is provided in the stand 2, a console 3 is provided on the stand 2, the console 3 is connected to the electric control signal of the motor 12 and the water pump 20, a crossbeam 5 is slidingly provided in the slot 4, a guide rod 22 is provided in the slot 4, the guide rod 22 runs through the crossbeam 5, an electric push rod 6 is provided in the slot 4 and is connected to the crossbeam 5, a suspension rod 7 is provided at the lower end of the crossbeam 5, a slot 2 8 is provided in the suspension rod 7, a pipette cylinder 9 is provided at the lower part of the suspension rod 7, a flushing device 10 is provided on the crossbeam 5, and a precise liquid suction device 11 is provided in the slot 2 8.

[0022] like Figure 1-2 The precise liquid suction device 11 includes a motor 12, which is located at the bottom end of the inner part of the slot 2 8. The output end of the motor 12 is provided with a screw 13. A lifting plate 14 is provided in the slot 2 8 and is threadedly connected to the screw 13. The lower end of the lifting plate 14 is downwardly provided with a connecting rod 15 located in the pipette cylinder 9. The connecting rod 15 is arranged in a hollow tubular shape. The lower end of the connecting rod 15 is provided with a piston plate 16 and slides in the pipette cylinder 9. A scale 17 is provided at the edge of the slot 2 8. A pointer 23 is provided on the lifting plate 14, and the pointer 23 points to the scale 17. The lifting plate 14 is driven to rise and fall by the screw 13, and the piston plate 16 is driven to slide in the pipette cylinder 9. The polyacrylamide mother liquor can be absorbed through the piston plate 16. The lifting distance of the lifting plate 14 can be seen from the scale 17, so as to achieve the purpose of precise liquid suction.

[0023] like Figure 1 and 4The flushing device 10 includes a water bucket 18, which is arranged on the crossbeam 5. The water bucket 18 is connected to a water pipe 19, which is connected to the connecting rod 15. A water pump 20 is provided on the water pipe 19. The lower end surface of the piston plate 16 is provided with a nozzle 21. The nozzle 21 is embedded in the inner circumferential array direction of the piston plate 16. The water spraying direction of the nozzle 21 is toward the inner wall of the pipette cylinder 9. Clean water can be sprayed through the nozzle 21 to achieve the purpose of cleaning the inside of the pipette cylinder 9.

[0024] During specific use, the electric push rod 6 pushes the crossbeam 5 up and down, so that the pipette tube 9 can be located in the polyacrylamide mother liquor that needs to be pipetted. The control console 3 controls the start of the motor 12, and the motor 12 drives the screw rod 13 to rotate. The screw rod 13 drives the lifting plate 14 to slide in the slot 2 8, and the lifting plate 14 drives the connecting rod 15 to rise and fall, so that the piston plate 16 will slide in a sealed manner in the pipette tube 9. The polyacrylamide mother liquor can be sucked through the pipette tube 9, and the pointer 23 points to the scale 17, so that the precise movement distance of the lifting plate 14 can be known, thereby achieving the purpose of accurately controlling the suction of the polyacrylamide mother liquor.

[0025] After the entire mother liquid transfer work is completed, when the inner wall of the pipette tube 9 needs to be cleaned, the water pump 20 is started by controlling the console 3, and the clean water in the water bucket 18 is transported to the connecting rod 15 through the water pipe 19. The connecting rod 15 is arranged in a hollow tubular shape, which can transport the clean water to the piston plate 16. The piston plate 16 is arranged in a hollow cavity shape, and the clean water will be transported to the nozzle 21. The nozzle 21 sprays water towards the inner wall of the pipette tube 9, so that the polyacrylamide mother liquid remaining on the inner wall of the pipette tube 9 can be rinsed without affecting the next use.

[0026] The above description of the present invention and its embodiments is non-limiting. The drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In short, if a person skilled in the art is inspired by the above, and does not deviate from the purpose of the present invention, without inventive design, a structure and embodiment similar to the technical solution should fall within the scope of protection of the present invention.

Claims

1. A polyacrylamide mother liquor pipetting device, comprising a bottom plate, a stand provided on one side of the upper end of the bottom plate, characterized in that: A slot 1 is provided in the vertical frame, a control console is provided on the vertical frame, a crossbeam is slidingly provided in the slot 1, an electric push rod is provided in the slot 1 and connected to the crossbeam, a suspension rod is provided at the lower end of the crossbeam, a slot 2 is provided in the suspension rod, a pipette is provided at the lower part of the suspension rod, a flushing device is provided on the crossbeam, and a precise liquid suction device is provided in the slot 2.

2. A polyacrylamide mother liquor pipetting device according to claim 1, characterized in that: The precise liquid pipetting device includes a motor, which is located at the inner bottom end of the second slot. A screw is provided at the output end of the motor. A lifting plate is slidably provided in the second slot and is threadedly connected to the screw. A connecting rod is downwardly provided at the lower end of the lifting plate and is located in the pipette. The connecting rod is hollow tubular. A piston plate is provided at the lower end of the connecting rod and slides in the pipette. A scale is provided at the edge of the second slot.

3. A polyacrylamide mother liquor pipetting device according to claim 2, characterized in that: The flushing device includes a water bucket, which is arranged on the crossbeam. A water pipe is connected to the water bucket, and the water pipe is connected to the connecting rod. A water pump is provided on the water pipe, and a nozzle is provided on the lower end surface of the piston plate.

4. A polyacrylamide mother liquor pipetting device according to claim 3, characterized in that: A guide rod is provided in the first slot and passes through the crossbeam.

5. The polyacrylamide mother liquor pipetting device according to claim 4, characterized in that: A pointer is provided on the lifting plate, and the pointer points to the scale.

6. The polyacrylamide mother liquor pipetting device according to claim 5, characterized in that: The nozzles are embedded in the inner circumference array direction of the piston plate, and the water spraying direction of the nozzles is toward the inner wall of the pipette cylinder.

7. The polyacrylamide mother liquor pipetting device according to claim 6, characterized in that: The control console is connected with the motor and the water pump electrical control signal.

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