A liquid feeder for cell culture

Abstract

The utility model relates to the technical field of cell culture, specifically a liquid adder for cell culture, comprising a transport platform, a transport belt is arranged on the transport platform, a fixing frame evenly distributed on the left and right is arranged on the rear end of the transport platform, a clamping claw is fixedly arranged on the front end of the fixing frame, a support frame is arranged on the upper end of the fixing frame, a top cover is fixedly arranged on the front end of the support frame, a liquid control mechanism is arranged on the top cover, two left-right symmetrical sliding grooves are arranged on the front end part of the clamping claw, a clamping block is slidably connected in each sliding groove, a spring is connected between the clamping block and the side wall of the sliding groove, a rounded corner is arranged on the lower end of the clamping block, and the front and rear ends of the clamping block are arranged in a semicircular shape, the lower end of the top cover can be connected with the upper end of an addition tube, and a drip tube is fixedly arranged on the lower end of the addition tube, a sliding groove is arranged on the top cover, and an external air pipe is connected at the liquid control mechanism, and the top cover and the addition tube do not need to be installed by threaded matching, and fast installation and disassembly work can be achieved by clamping between the clamping block and the addition tube.

Description

Technical Field

[0001] The utility model relates to the technical field of cell culture, in particular to a liquid adder for cell culture. Background Art

[0002] During the cell culture process, cell culture fluid needs to be added to the culture dish to ensure normal cell culture. In the traditional cell culture process, the cell culture fluid is mostly added manually. A handheld liquid adder is aimed at the culture dish and pressed to introduce the cell culture fluid from the liquid storage tube into the culture dish. When culturing a large number of cells with a variety of types, the workload is large, which increases the workload of the experimenter and makes the addition of fluid easy to make mistakes. In addition, during the use of the existing device, the process of reducing and replacing the liquid in the liquid storage tube for adding culture fluid is time-consuming, which is not convenient for subsequent work. Utility Model Content

[0003] The purpose of the utility model is to provide a liquid adder for cell culture, which is used to overcome the above-mentioned defects in the prior art.

[0004] According to the utility model, a liquid adder for cell culture comprises a transport platform, a transport belt is arranged on the transport platform, a fixing frame evenly distributed on the left and right is arranged on the rear end of the transport platform, a clamping claw is fixedly arranged on the front end of the fixing frame, a support frame is arranged on the upper end of the fixing frame, a top cover is fixedly arranged on the front end of the support frame, a liquid control mechanism is arranged on the top cover, the front end of the clamping claw is arranged in a U shape, the front end part of the clamping claw is provided with two sliding grooves symmetrical on the left and right, each of the sliding grooves is slidably connected with a clamping block, a spring is connected between the clamping block and the side wall of the sliding groove, the lower end of the clamping block is provided with a rounded corner, the front and rear ends of the clamping block are arranged in a semicircular shape, and the The clamping claw is provided with an anti-skid pad, which is arranged in a semicircular arc and can abut against the circumferential surface of the adding tube. The lower end of the top cover can be connected with the upper end of the adding tube. The lower end of the adding tube is connected and fixedly provided with a drip tube. The upper end part of the adding tube is fixedly provided with a connecting tube. Two sealing rings distributed up and down are arranged on the outer periphery of the connecting tube. The sealing ring can abut against the inner circumferential surface of the top cover. The top cover is provided with a sliding groove. The liquid control mechanism is connected with an external air pipe. The support frame and the fixed frame slide up and down. The rear end of the fixed frame is provided with a threaded positioning rod which can abut against the rear end surface of the support frame. The two adjacent fixed frames are fixedly connected by a fixing plate.

[0005] The beneficial effects of the utility model are:

[0006] There is no need to install the top cover and the adding pipe through threaded cooperation. The downward movement of the adding pipe is limited by the clamping connection between the clamping block and the adding pipe. The upward movement of the adding pipe is limited by the abutment between the top cover and the upper end of the adding pipe. Therefore, sealing is achieved by the abutment between the sealing ring and the top cover, and the installation of the adding pipe is completed quickly.

[0007] Through the clamping block, the clamping block can be separated from the clamping position by circumferentially rotating the adding tube during disassembly, so as to realize rapid disassembly work and improve disassembly efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a schematic diagram of the appearance of the utility model;

[0009] Figure 2 This utility model Figure 1 A schematic diagram of a top view structure;

[0010] Figure 3 This utility model Figure 1 A schematic diagram of the front view structure of

[0011] Figure 4 This is a schematic diagram of the appearance of the adding tube of the utility model;

[0012] Figure 5 It is a schematic diagram of the appearance of the clamping claw of the utility model;

[0013] Figure 6 This utility model Figure 2 Schematic diagram of the local section of AA;

[0014] Figure 7 This utility model Figure 3 Schematic diagram of the cross section of the BB

[0015] In the figure:

[0016] 10. Transport platform; 11. Transport belt; 12. Fixed frame; 13. Snap-on claw; 14. Support frame; 15. Top cover; 16. Liquid control mechanism; 17. Adding tube; 18. Sealing ring; 19. Dropping tube; 20. Snap-on block; 21. Spring; 22. Fillet; 23. Sliding groove; 24. Anti-slip pad. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] It should be noted that when an element is said to be "fixed to" another element, it can be directly on the other element or there can be an intermediate element. When an element is said to be "connected to" another element, it can be directly connected to the other element or there can be an intermediate element at the same time:

[0019] Embodiment 1:

[0020] Reference Figure 1-Figure 7 According to an embodiment of the utility model, a liquid adder for cell culture comprises a transport platform 10, on which a transport belt 11 is provided, and a fixing frame 12 evenly distributed on the left and right is provided at the rear end of the transport platform 10, and a clamping claw 13 is fixedly provided at the front end of the fixing frame 12, and a support frame 14 is provided at the upper end of the fixing frame 12, and a top cover 15 is fixedly provided at the front end of the support frame 14, and a liquid control mechanism 16 is provided on the top cover 15, and the front end of the clamping claw 13 is arranged in a U shape, and the front end part of the clamping claw 13 is provided with two left-right symmetrical sliding grooves 23, and each sliding groove 23 is slidably connected with a clamping block 20, and a spring 21 is connected between the clamping block 20 and the side wall of the sliding groove 23, and the lower end of the clamping block 20 is provided with a rounded corner 22, and the front and rear ends of the clamping block 20 It is arranged in a semicircular shape, and an anti-skid pad 24 is arranged on the clamping claw 13. The anti-skid pad 24 is arranged in a semicircular arc shape and can abut against the circumference of the adding tube 17. The lower end of the top cover 15 can be connected with the upper end of the adding tube 17. The lower end of the adding tube 17 is connected and fixed with a dripping tube 19. The upper end of the adding tube 17 is fixed with a connecting pipe. Two sealing rings 18 distributed up and down are arranged on the outer periphery of the connecting pipe. The sealing ring 18 can abut against the inner circumference of the top cover 15. The top cover 15 is provided with a sliding groove 23. The liquid control mechanism 16 is connected with an external air pipe. The support frame 14 and the fixed frame 12 slide up and down. The rear end of the fixed frame 12 is provided with a threaded positioning rod that can abut against the rear end surface of the support frame 14. The two adjacent fixed frames 12 are fixedly connected by a fixing plate.

[0021] The user places the cell culture medium on the conveyor belt 11, and the rotation of the conveyor belt 11 drives the cell culture medium to move left and right for transportation, so that the cell culture medium passes under the addition tubes 17 evenly distributed on the left and right in turn. When the cell culture medium passes under the support frame 147, the liquid control mechanism 16 works, and gas is injected into the addition tube 17 through the sliding grooves 23 opened at the top and bottom of the top cover 15, so as to increase the gas pressure in the addition tube 17, so that the corresponding amount of culture liquid in the addition tube 17 drips downward from the drip tube 19 onto the cell culture medium through the increased amount of gas. Different types of culture liquid are stored in the addition tubes 17 evenly distributed on the left and right for addition work;

[0022] When the culture solution in the addition tube 17 is exhausted, the addition tube 17 is rotated circumferentially, so that the clamping block 20 clamped in the addition tube 17 is subjected to a thrust from the peripheral surface of the addition tube 17, so that the clamping block 20 is pushed to overcome the spring force of the spring 21 and shrink into the sliding groove 23 under the semicircular arrangement before and after the clamping block 20, so that the clamping block 20 loses the clamping effect with the addition tube 17, and the user can pull the addition tube 17 to slide downward, so that the top cover 15 loses the contact with the sealing ring 18, and then the user pulls the addition tube 17 forward to remove the addition tube 17 from the clamping claw 13, and then The user then takes out the addition tube 17 filled with culture medium for installation. During installation, the addition tube 17 is inserted backward from the front end of the clamping claw 13 so that the circumference of the addition tube 17 abuts against the anti-slip pad 24 on the clamping claw 13. Then, the addition tube 17 is pushed upward to move so that the lower end of the top cover 15 abuts against the upper end of the addition tube 17. The inner circumference of the top cover 15 abuts against the two sealing rings 18 distributed above and below to form a seal. Then, the addition tube 17 is rotated so that the clamping block 20 is clamped with the left and right ends of the addition tube 17 under the spring thrust of the spring 21, so that the addition tube 17 is clamped and fixed on the clamping claw 13.

[0023] It is clear to those skilled in the art that various modifications to the above embodiments can be made without departing from the overall spirit and concept of the present invention. All of them fall within the protection scope of the present invention. The protection scheme of the present invention shall be subject to the claims attached to the present invention.

Claims

1. A liquid charger for cell culture, comprising a transport platform (10), wherein a transport belt (11) is provided on the transport platform (10), characterized in that: The rear end of the transport platform (10) is provided with a fixed frame (12) evenly distributed on the left and right, the front end of the fixed frame (12) is fixedly provided with a clamping claw (13), the upper end of the fixed frame (12) is provided with a support frame (14), the front end of the support frame (14) is fixedly provided with a top cover (15), the top cover (15) is provided with a liquid control mechanism (16), the front end part of the clamping claw (13) is provided with two left-right symmetrical sliding grooves (23), each of the sliding grooves (23) is slidably connected with a clamping block (20), and the clamping block (20) is connected to the A spring (21) is connected between the side walls of the sliding groove (23), a rounded corner (22) is provided at the lower end of the clamping block (20), and the front and rear ends of the clamping block (20) are arranged in a semicircular shape. The adding tube (17) is inserted backward from the front end of the clamping claw (13), and the lower end of the top cover (15) can be connected to the upper end of the adding tube (17). The lower end of the adding tube (17) is connected and fixedly provided with a dripping tube (19), the top cover (15) is provided with a sliding groove (23), and the liquid control mechanism (16) is connected to an external air pipe.

2. A liquid adder for cell culture according to claim 1, characterized in that: A connecting pipe is fixedly arranged at the upper end of the adding pipe (17), and two sealing rings (18) distributed up and down are arranged on the outer periphery of the connecting pipe. The sealing rings (18) can abut against the inner peripheral surface of the top cover (15).

3. A liquid adder for cell culture according to claim 2, characterized in that: The support frame (14) and the fixing frame (12) are slidably matched up and down, and a threaded positioning rod is provided at the rear end of the fixing frame (12) and can abut against the rear end surface of the support frame (14).

4. A liquid adder for cell culture according to claim 3, characterized in that: Two adjacent fixing frames (12) are fixedly connected via a fixing plate.

5. A liquid adder for cell culture according to claim 4, characterized in that: The clamping claw (13) is provided with an anti-skid pad (24), and the anti-skid pad (24) is arranged in a semicircular arc and can abut against the peripheral surface of the adding pipe (17).

6. A liquid adder for cell culture according to claim 5, characterized in that: The front end of the clamping claw (13) is arranged in a U shape.

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