CN215032050U - Test tube cleaning device is used in laboratory - Google Patents

Abstract

The application discloses test tube cleaning device is used in laboratory includes: the test tube cleaning part comprises an accommodating tube and a cleaning tube for cleaning the inner wall of the test tube; the containing tube is communicated up and down, and a cavity for containing the test tube is arranged in the containing tube; the cleaning tube is U-shaped, the U-shaped cleaning tube penetrates through the tube wall of the accommodating tube, one part of the cleaning tube is positioned in the inner cavity of the accommodating tube, the other part of the cleaning tube is positioned on the outer side of the accommodating tube, and two ends of the U-shaped cleaning tube are respectively provided with an opening; the top of the liquid collecting bottle is provided with a first bottle opening, and the lower end of the accommodating pipe is installed at the first bottle opening; and the bottle side wall of the liquid collection bottle is provided with a second bottle opening, and the circulating water vacuum pump is connected with the second bottle opening of the liquid collection bottle through an exhaust pipe. The application provides a laboratory is with tube cleaning device, easy operation need not handheld test tube, has improved abluent security, in the chemistry experiment room of specially adapted school.

Description

Test tube cleaning device is used in laboratory

Technical Field

The application belongs to the technical field of laboratory equipment, concretely relates to test tube cleaning device is used in laboratory.

Background

The test tube is a reaction container for a small amount of reagents, is one of the most commonly used instruments in a chemical laboratory, is used under normal temperature or heating condition, is often used in high-school chemical experiments, and is a necessary equipment for students to know experimental instruments.

Common ordinary test tube is the glass material in the laboratory, can use repeatedly, therefore washs the test tube and is the indispensable step around the experiment. When the test tube is cleaned, the outer wall of the test tube is directly washed by water, and the inner wall, particularly the bottom, of the test tube is difficult to clean.

The mode of traditional washing test tube is that the laboratory technician is artifical to be handed and holds the test tube, stretches into inside the test tube with the test tube brush and scrubs. However, the easy landing of glass's test tube when handheld is broken into pieces to the body of most test tube is comparatively long and thin, and the internal diameter size is less, and the brush hair of test-tube brush is harder, and it is inconvenient manually to fill in the operation of test-tube brush hard inside the test tube, also leads to the glass test tube damaged easily, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

For reducing experimenter's working strength, security when improving tube cleaning and to the cleaning efficiency and the effect of the especially inboard bottom of test tube inner wall, this application provides a simple structure, convenient operation and high laboratory test tube cleaning device of security, and this belt cleaning device includes:

the test tube cleaning part comprises an accommodating tube and a cleaning tube for cleaning the inner wall of the test tube; the accommodating tube is vertically communicated and internally provided with a cavity for accommodating the test tube; the cleaning tube is U-shaped, the U-shaped cleaning tube penetrates through the tube wall of the accommodating tube, one part of the cleaning tube is positioned in the inner cavity of the accommodating tube, the other part of the cleaning tube is positioned on the outer side of the accommodating tube, and two ends of the U-shaped cleaning tube are respectively provided with an opening;

the top of the liquid collecting bottle is provided with a first bottle opening, and the lower end of the accommodating pipe is installed at the first bottle opening;

and the bottle side wall of the liquid collection bottle is provided with a second bottle opening, and the circulating water vacuum pump is connected with the second bottle opening of the liquid collection bottle through an exhaust pipe.

The application provides a belt cleaning device is when using, invert the suit with the test tube on being located the scavenge pipe that holds intraductal side, open circulating water vacuum pump, be the state by the gas extraction in the collecting tank and the test tube cleaning portion of this moment with circulating water vacuum pump connection, add the washing liquid from the U-shaped tip opening part that is located the scavenge pipe that holds the outside of tubes, the washing liquid flows from the U-shaped tip opening part that is located the scavenge pipe that holds the intraductal side under circulating water vacuum pump's suction effect, and spout the inboard bottom of test tube and flow along the lateral wall, and then flow into in the collecting tank through the opening that holds the pipe lower extreme, accomplish the washing to inside bottom of test tube and lateral wall, and the operation is simple.

Optionally, the cleaning solution may be tap water, distilled water and/or ethanol.

Further, the cleaning tube comprises a liquid inlet tube positioned on the outer side of the accommodating tube, and the top end of the liquid inlet tube is provided with a funnel-shaped opening, so that the cleaning liquid can be more conveniently and rapidly added into the cleaning tube.

Further, the scavenge pipe is including being located hold the drain pipe of intraduct cavity, the top of drain pipe is equipped with the clean shot that the inboard bottom of shape fit test tube set up, the surface distribution of clean shot has a plurality of first apertures.

Wherein, the shape of clean shot can make its and the better laminating in the inboard bottom of test tube, and a plurality of first apertures of surface distribution can make the washing liquid go out from a plurality of directions to the scope is bigger.

Further, a plurality of second apertures are distributed on the tube side wall of the liquid outlet tube so as to directly wash the inner side wall of the test tube.

Furthermore, the side wall of the liquid outlet pipe is provided with brush hair.

Further, be equipped with spacing portion of annular on the inner wall of holding the pipe, spacing portion of annular with the interval has between the scavenge pipe to carry on spacingly to the position of test tube in holding the pipe, and do not influence the washing liquid and flow into to the collecting bottle.

Further, still include the test tube and take out the cap, the test tube is taken out the cap and is included cap body portion and brim of a hat portion, cap body portion can clamp in the bottom outside of test tube, the size of brim of a hat portion is greater than hold the upper end size of pipe.

Wherein, the test tube takes out the cap when using, and cap body portion clamps in test tube outside bottom, and brim of a hat portion exposes in the outside that holds the pipe upper end, can take out the test tube through handheld brim of a hat portion.

Furthermore, the height of the second bottle opening on the liquid collecting bottle is not lower than one half of the height of the bottle body of the liquid collecting bottle, so that a larger collecting space is formed in the liquid collecting bottle.

Furthermore, a sealing plug is arranged at a first bottle opening of the liquid collecting bottle, and the lower end of the accommodating pipe is installed at the first bottle opening through the sealing plug.

Furthermore, the accommodating tube, the cleaning tube and/or the liquid collecting bottle are made of glass.

Benefits that can be produced by the present application include, but are not limited to:

the application provides a laboratory is with tube cleaning device, invert the suit with the test tube during use on being located the scavenge pipe that holds intraductal side, open the circulating water vacuum pump after, add the washing liquid from the U-shaped tip opening part that is located the scavenge pipe that holds the outside of tubes, can realize being difficult to the washing of the inner wall that cleans to the test tube, easy operation need not handheld test tube, has improved tube cleaning's security and cleaning performance, in the chemistry experiment room of specially adapted school.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic diagram of the structure of one embodiment of the laboratory tube washing device provided in the present application;

FIG. 2 is a schematic diagram of another embodiment of the laboratory tube washing device provided in the present application;

FIG. 3 is an enlarged view of portion A of FIG. 2;

in the figure: 1. a test tube cleaning section; 101. accommodating the tube; 1011. the upper end of the accommodating pipe is opened; 1012. the lower end of the accommodating pipe is opened; 102. cleaning the tube; 1021. a liquid inlet pipe; 1022. a liquid outlet pipe; 1023. the top end of the liquid inlet pipe is opened; 1024. the top end of the liquid outlet pipe is opened; 103. hollow spheres; 104. a first aperture; 105. a second aperture; 106. brushing;

2. a liquid collecting bottle; 201. a first bottle opening; 202. a second bottle mouth;

3. a circulating water vacuum pump;

4. an air exhaust pipe;

5. a test tube;

6. a dropper;

7. an annular limiting part;

8. a sealing plug;

9. taking out the cap from the test tube; 901. a brim portion; 902. a cap body portion.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

So that the manner in which the above recited objects, features and advantages of the present application can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiment of the application provides one kind can reduce experimenter's working strength, security when improving tube cleaning and to the laboratory test tube cleaning device of the cleaning efficiency and the effect of the especially inboard bottom of test tube inner wall, this belt cleaning device simple structure, convenient operation and security height. As shown in fig. 1, the cleaning apparatus includes:

test tube washing portion 1, collection liquid bottle 2 and the circulating water vacuum pump 3 that connect gradually, under the assembled state, test tube 5 is placed and is washd in 1 department of test tube washing portion.

With continued reference to fig. 1, the test tube washing section 1 includes a containing tube 101, and a washing tube 102 for washing the inner wall of the test tube. Wherein the housing tube 101 is vertically penetrated and has a housing tube upper end opening 1011 at the top where the housing tube 101 is penetrated, a housing tube lower end opening 1012 at the bottom where the housing tube 101 is penetrated, and a cavity for housing the test tube 5 is provided inside the housing tube 101.

The cleaning tube 102 is U-shaped, and the two ends of the U-shape of the cleaning tube 102 are respectively provided with an opening. As shown in FIG. 1, a U-shaped cleaning tube 102 is penetratingly disposed on the wall of the accommodating tube 101, and a part thereof is located in the inner cavity of the accommodating tube 101 and the other part thereof is located outside the accommodating tube 101. In the embodiment shown in FIG. 1, the cleaning tube 102 at least partially outside the containing tube 101 forms a liquid inlet tube 1021, and has a liquid inlet tube top end opening 1023 at the top end thereof for introducing the cleaning liquid into the cleaning tube 102 through the liquid inlet tube top end opening 1023; at least part is located the cleaning tube 102 that holds the inside cavity of pipe 101 and forms drain pipe 1022 to have drain pipe top end opening 1024 on the top of drain pipe, under the assembled state, test tube 5 back-off cup joints the outside at drain pipe 1022 from drain pipe top end opening 1024 department, so that the washing liquid spouts the inboard bottom to test tube 5 from drain pipe top end opening 1024 department, and then washs the inner wall of test tube 5.

Continuing to refer to fig. 1, the liquid collecting bottle 2 is located below the bottom of the test tube washing part 1, and the top of the liquid collecting bottle 2 has a first mouth 201, and the lower end of the accommodating tube 101 is installed in the first mouth 201 and is communicated with the liquid collecting bottle 2 through the lower end opening 1012 of the accommodating tube. Preferably, a sealing plug 8 is arranged at the first opening 201 of the liquid collecting bottle 2, and the lower end of the accommodating tube 101 is mounted at the first opening 201 through the sealing plug 8.

Wherein, the bottle lateral wall of liquid collecting bottle 2 has still seted up second bottleneck 202, and circulating water vacuum pump 3 passes through exhaust tube 4 and is connected with the second bottleneck 202 of liquid collecting bottle 2. Preferably, the height of the second opening 202 of the liquid collecting bottle 2 is not less than half of the height of the body of the liquid collecting bottle 2, so that a larger collecting space is formed in the liquid collecting bottle 2.

In a preferred embodiment, the inner wall of the containing tube 101 is provided with an annular limiting part 7, and the annular limiting part 7 and the cleaning tube 102 are spaced to limit the position of the test tube 5 in the containing tube 101 and not to influence the flowing of the cleaning solution into the liquid collecting bottle 2.

Optionally, the material of the accommodating tube 101, the cleaning tube 102 and/or the liquid collecting bottle 2 is glass.

As shown in fig. 1, the cleaning device provided in the above embodiment is used by placing the test tube 5 in the accommodating tube 101, and placing the test tube upside down on the liquid outlet tube 1022, wherein the opening of the test tube 5 abuts against the annular limiting portion 7. After the device is assembled according to the assembly mode shown in fig. 1, the circulating water vacuum pump is started, at the moment, the liquid collecting bottle 2 connected with the circulating water vacuum pump and the test tube cleaning part 1 are in a gas-pumped state, a cleaning liquid is added to the top opening 1023 of the liquid inlet pipe positioned on the outer side of the containing pipe by the dropper 6, the cleaning liquid flows through the cleaning pipe 102 under the pumping action of the circulating water vacuum pump 3 and flows out from the top opening 1024 of the liquid outlet pipe, and flows downwards along the side wall after being sprayed to the bottom of the inner side of the test tube 5 due to the large pumping action, finally enters the lower end of the containing pipe 101 and flows into the liquid collecting bottle 2 from the opening 1012 of the lower end of the containing pipe, the washing of the bottom and the side wall of the inner side of the test tube is completed, and the operation is simple.

Optionally, the cleaning solution may be tap water, distilled water and/or ethanol, wherein the ethanol is used for dissolving and cleaning organic matters remained on the test tube wall, so as to further improve the cleaning effect. In practice, the test tube 5 may be washed with ethanol, tap water and distilled water in sequence.

In a preferred embodiment, the top opening 1023 of the inlet tube is funnel-shaped to facilitate the addition of cleaning fluid into the tube.

In another embodiment of the cleaning device, as shown in fig. 2-3, a hollow ball 103 is disposed at the top end of the liquid outlet pipe 1022 and is configured to fit the bottom of the inner side of the test tube 5, and a plurality of first small holes 104 are distributed on the surface of the hollow ball 103. Wherein, the shape setting of clean ball 103 can make its laminating better with the inboard bottom of test tube 5, and a plurality of first apertures 104 of surface distribution can make the washing liquid go out from a plurality of directions to the scope is bigger.

As shown in FIG. 3, a plurality of second small holes 105 are distributed on the side wall of the liquid outlet pipe 1022 to facilitate direct washing of the inner side wall of the test tube 5. More preferably, brush hair 106 can be arranged on the side wall of the liquid outlet pipe 1022, and at the moment, the test tube 5 can be further cleaned by moving up and down in a handheld manner, so that the potential safety hazard of cleaning the inner wall of the test tube 5 is reduced.

With continued reference to figure 3, in a preferred embodiment, the above-mentioned washing device further comprises a test tube removal cap 9, the test tube removal cap 9 comprising a cap body 902 and a brim 901, the cap body 902 being able to snap on the outside of the bottom of the test tube 5, the brim 901 being larger in size than the upper end of the containing tube 101. As shown in fig. 3, in use, cap body 902 of test tube taking-out cap 9 is clipped at the bottom outside test tube 5, brim 901 is exposed outside upper end opening 1011 of holding tube, and test tube 5 can be taken out by holding brim 901 by hand.

Above-mentioned embodiment provides a laboratory is with tube cleaning device, invert the suit with the test tube when using on being located the scavenge pipe that holds intraductal side, open the circulating water vacuum pump after, add the washing liquid from the U-shaped tip opening part that is located the scavenge pipe that holds the outside of tubes, can realize the washing to the test tube inner wall, the cleaning efficiency is high, and easy operation need not handheld test tube, has improved tube cleaning's security and cleaning performance, in the chemistry experiment room of specially adapted school.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A laboratory is with tube cleaning device, its characterized in that includes:

the test tube cleaning part comprises an accommodating tube and a cleaning tube for cleaning the inner wall of the test tube; the accommodating tube is vertically communicated and internally provided with a cavity for accommodating the test tube; the cleaning tube is U-shaped, the U-shaped cleaning tube penetrates through the tube wall of the accommodating tube, one part of the cleaning tube is positioned in the inner cavity of the accommodating tube, the other part of the cleaning tube is positioned on the outer side of the accommodating tube, and two ends of the U-shaped cleaning tube are respectively provided with an opening;

the top of the liquid collecting bottle is provided with a first bottle opening, and the lower end of the accommodating pipe is installed at the first bottle opening;

and the bottle side wall of the liquid collection bottle is provided with a second bottle opening, and the circulating water vacuum pump is connected with the second bottle opening of the liquid collection bottle through an exhaust pipe.

2. The laboratory tube washing apparatus as claimed in claim 1, wherein the washing tube comprises a liquid inlet tube located outside the accommodating tube, and a top end of the liquid inlet tube has a funnel-shaped opening.

3. The laboratory is with tube cleaning device of claim 1, characterized in that, the scavenge pipe includes the drain pipe that is located hold intraductal cavity, the top of drain pipe is equipped with the clean shot that the inboard bottom of form-fitting test tube set up, the surface distribution of clean shot has a plurality of first apertures.

4. The laboratory tube cleaning apparatus of claim 3, wherein a plurality of second apertures are distributed on the side wall of the outlet tube.

5. The laboratory test tube cleaning device according to claim 3, wherein bristles are provided on the tube side wall of the liquid outlet tube.

6. The laboratory test tube washing device for the laboratory according to claim 1, characterized in that an annular limiting part is arranged on the inner wall of the accommodating tube, and a gap is formed between the annular limiting part and the washing tube.

7. The laboratory test tube washing device as claimed in claim 1, further comprising a test tube removal cap comprising a cap body portion and a brim portion, the cap body portion being snappable outside the bottom of the test tube, the brim portion being of a size greater than the upper end of the containment tube.

8. The laboratory test tube cleaning device according to claim 1, wherein the height of the second bottle opening in the liquid collecting bottle is not less than half of the height of the body of the liquid collecting bottle.

9. The laboratory test tube cleaning device according to claim 1, wherein a sealing plug is arranged at the first bottle opening of the liquid collecting bottle, and the lower end of the accommodating tube is mounted at the first bottle opening through the sealing plug.

10. The laboratory test tube cleaning device according to claim 1, wherein the accommodating tube, the cleaning tube and/or the liquid collecting bottle are made of glass.

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