Multi-way ball for chemical experiment

Abstract

The utility model discloses a multi-pass ball for chemical experiments, which belongs to the technical field of chemical experiments and comprises a communicating ball bottle and a side ball bottle, the outside of the communicating ball bottle is communicated with two first plastic pipes, plastic ball valves are mounted on the outside of the two first plastic pipes, the outside of each plastic ball valve is communicated with a second plastic pipe, and the second plastic pipe is communicated with the side ball bottle. The two sides of the outer portion of the communicating ball bottle are both communicated with second connecting ends, the second connecting ends are communicated with the first plastic pipe, and the outer portions of the side ball bottles are communicated with first connecting ends. Compared with the prior art, the ball bottles are arranged in the ball test tubes, harm to human bodies and pollution to the environment are avoided, the plastic ball valve is additionally arranged between the two ball bottles, so that the reaction between the two ball test tubes can be flexibly controlled, a plurality of ball bottles can be additionally arranged to be connected with the plastic ball valve, and the ball test tube is suitable for different experiment purposes and meets different use requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical experiments, in particular to a multi-pass ball for chemical experiments. Background Art

[0002] The experimental course in the chemistry course is an important part of high school. However, in the actual operation of the experimental course, some harmful gases released when heating the test tube are easy to cause harm to the human body and pollute the environment. The existing spherical test tubes for teaching have poor sealing performance, and the spherical test tubes are usually fixedly connected, which cannot be flexibly controlled, so that the test tubes cannot be adjusted accordingly according to the experimental needs, which reduces the convenience of spherical test tube operation and cannot meet different experimental needs. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art.

[0004] To this end, one purpose of the utility model is to propose a multi-way ball for chemical experiments, which can place toxic and harmful gas experiments in a fully enclosed environment, avoiding harm to the human body and pollution to the environment. By adding a plastic ball valve between two ball bottles, the reaction between the two spherical test tubes can be flexibly controlled.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multi-way ball for chemical experiments, comprising a connecting ball bottle and a side ball bottle, the connecting ball bottle is connected to the outside with two first plastic tubes, the outsides of the two first plastic tubes are both installed with plastic ball valves, the outsides of the plastic ball valves are connected to the second plastic tubes, the outsides of the connecting ball bottle are both connected with second connecting ends, the second connecting ends are connected to the first plastic tubes, the outside of the side ball bottle is connected with a first connecting end, the first connecting end is connected to the second plastic tube.

[0006] Preferably, the tops of the connecting ball pins and the side ball pins are both plugged with bottle stoppers.

[0007] Preferably, the first plastic tube and the second plastic tube are both sleeved with anti-slip pads on their exteriors.

[0008] Preferably, sealing rings are fixedly connected inside the first plastic tube and the second plastic tube, and the sealing rings are slidably connected to the outer walls of the connecting ball pin and the side ball pin.

[0009] Preferably, the bottle stopper is made of silicone.

[0010] Preferably, the connecting ball pins and the side ball pins are made of high borosilicate glass.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model can carry out experiments with toxic and harmful gases in a closed environment, thus avoiding harm to the human body and pollution to the environment. By adding a plastic ball valve between two ball bottles, the connection between the two ball test tubes can be flexibly controlled. In addition, the utility model can add a plurality of ball bottles and plastic ball valves for connection, which is suitable for different experimental purposes, improves the convenience of ball test tube operation, and meets different usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of a multi-pass ball for chemical experiments of the utility model;

[0014] Figure 2 It is a schematic cross-sectional structure diagram of the connected ball bottles in the multi-pass ball for chemical experiments of the utility model;

[0015] Figure 3 The utility model is a multi-pass ball for chemical experiments Figure 2 A schematic diagram of the enlarged structure of area A;

[0016] Figure 4 The utility model is a schematic cross-sectional structural diagram of the second connecting end of the multi-pass ball for chemical experiments.

[0017] In the figure: 1. connecting ball pin; 2. side ball pin; 3. bottle stopper; 4. anti-slip mat; 5. plastic ball valve; 6. first plastic tube; 7. sealing ring; 8. second plastic tube; 9. first connecting end; 10. second connecting end. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0019] See also Figure 1-Figure 4 The embodiment of the utility model provides a multi-pass ball for chemical experiments, including: a connecting ball bottle 1 and a side ball bottle 2, and the outside of the connecting ball bottle 1 is connected with two first plastic tubes 6.

[0020] Among them, plastic ball valves 5 are installed on the outside of the two first plastic tubes 6, and the outside of the plastic ball valves 5 is connected to the second plastic tube 8. The second connecting terminals 10 are connected to the first plastic tube 6 on both sides of the outside of the connecting ball bottle 1. The second connecting terminals 10 are connected to the first plastic tube 6. The outside of the side ball bottle 2 is connected to the first connecting terminal 9, and the first connecting terminal 9 is connected to the second plastic tube 8. Bottle stoppers 3 are inserted at the tops of the connecting ball bottle 1 and the side ball bottle 2.

[0021] Example 1

[0022] When conducting an experiment, two first plastic tubes 6 are plugged and connected to the two sides of the connecting ball bottle 1, and then a plastic ball valve 5 is installed on the first plastic tube 6. The outside of the plastic ball valve 5 is connected to the second plastic tube 8 and the side ball bottle 2 to form a multi-pass ball for the experiment. The plastic ball valve 5 is used to control the flow of gas in the experiment, and the bottle stopper 3 is used to seal the connecting ball bottle 1 and the side ball bottle 2.

[0023] Example 2

[0024] When conducting an experiment, two first plastic tubes 6 are connected to one plastic ball valve 5, and two side ball bottles 2 are connected to the two first plastic tubes 6, respectively, to form a double-pass ball bottle. The plastic ball valve 5 is used to control the flow of gas in the experiment, and the bottle stopper 3 is used to seal the connected ball bottles 1.

[0025] In order to increase the sealing performance when the first plastic tube 6 and the second plastic tube 8 are connected, sealing rings 7 are fixedly connected inside the first plastic tube 6 and the second plastic tube 8, and the sealing rings 7 are slidably connected to the outer wall of the connecting ball pin 1 and the side ball pin 2.

[0026] Among them, in order to facilitate the addition of materials and sealed storage, the material of the bottle stopper 3 is silica gel, and in order to improve the high and low temperature resistance of the device, the material connecting the ball bottle 1 and the side ball bottle 2 is high borosilicate glass.

[0027] In order to increase the friction of the connection belt to prevent sliding when the clamp on the iron frame clamps the device, the first plastic tube 6 and the second plastic tube 8 are both sleeved with anti-skid pads 4.

[0028] According to the above technical solution, the working steps of this solution are summarized and sorted out: when conducting the experiment, two first plastic tubes 6 are plugged and connected to the two sides of the connecting ball bottle 1, and then a plastic ball valve 5 is installed on the first plastic tube 6, and the outside of the plastic ball valve 5 is connected to the second plastic tube 8 and the side ball bottle 2 to form a multi-pass ball for the experiment. The plastic ball valve 5 is used to control the flow of gas in the adjustment experiment, and the bottle stopper 3 is used to seal the connecting ball bottle 1 and the side ball bottle 2.

[0029] Parts not involved in the present invention are the same as the prior art or can be implemented by the prior art. Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A multi-pass ball for chemical experiments, comprising a connecting ball bottle (1) and a side ball bottle (2), characterized in that: The outside of the connecting ball bottle (1) is connected to two first plastic tubes (6), the outsides of the two first plastic tubes (6) are both installed with plastic ball valves (5), the outside of the plastic ball valves (5) is connected to a second plastic tube (8), the outside of the connecting ball bottle (1) is connected to second connecting terminals (10) on both sides, the second connecting terminals (10) are connected to the first plastic tubes (6), and the outside of the side ball bottle (2) is connected to a first connecting terminal (9), the first connecting terminal (9) is connected to the second plastic tube (8).

2. A multi-pass ball for chemical experiments according to claim 1, characterized in that: Bottle plugs (3) are inserted at the tops of the connecting ball pin (1) and the side ball pin (2).

3. The multi-pass ball for chemical experiments according to claim 1, characterized in that: The first plastic tube (6) and the second plastic tube (8) are both sleeved with anti-slip pads (4).

4. The multi-pass ball for chemical experiments according to claim 1, characterized in that: The first plastic tube (6) and the second plastic tube (8) are both fixedly connected with a sealing ring (7) inside, and the sealing ring (7) is slidably connected to the outer wall of the connecting ball pin (1) and the side ball pin (2).

5. The multi-pass ball for chemical experiments according to claim 2, characterized in that: The material of the bottle stopper (3) is silica gel.

6. The multi-pass ball for chemical experiments according to claim 1, characterized in that: The connecting ball bottle (1) and the side ball bottle (2) are made of high borosilicate glass.

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