CN212328344U - Bottle for experiments - Google Patents

Abstract

The utility model relates to a bottle for experiments, fit body both ends open-ended first bottle lid and second bottle lid including both ends opening and the body that is equipped with the cavity, lid, first bottle lid passes through buckle structure joint with the body, the second bottle lid passes through the active structure with the body and is connected, the bottle for experiments still is equipped with the sealing member that sets up respectively on first bottle lid and second bottle lid, the area that is close to the cross section of first bottle lid department wantonly on the body is not more than the area that is close to second bottle lid department cross section, just an axis of body sharing. The utility model discloses a two-way open-ended experiment bottle can be opened first bottle lid of bottle and second bottle lid during the sample, from the narrow one end of body to the sample to the spacious one end of body application of force a little, can release the sample from the bottle easily, can realize fast with the intact purpose of taking out in the solid sample follow bottle, both save the experimental time, again can cyclic utilization laboratory vessel, economy is convenient again.

Description

Bottle for experiments

Technical Field

The utility model relates to an experimental facilities, especially a bottle for experiments.

Background

With the continuous development of experimental technology, people have higher and higher requirements on equipment and instruments in a laboratory, and the requirements on simple, convenient and quick operation, environmental protection and repeated use are met. In the material preparation experiment, a large number of experiments need to be carried out in small threaded glass bottles, samples are formed in the bottles after the experiments are finished, the complete taking out of the samples becomes a great problem, and the conventional general method is to break the bottles. However, in the process, the sample is easily damaged due to overlarge external force, meanwhile, the process is time-consuming, broken glass residues are easy to scratch experimenters and difficult to process, and the bottle cannot be reused, so that resource waste is caused.

The comparison document (with the publication number of CN202315924U) discloses a scientific experiment bottle, which is made into a bottle body by adopting a glass tube high-temperature fusing mode, the volume accuracy is higher, but the bottle in the comparison document is also provided with a one-way opening, after an experiment is finished, a liquid sample is changed into a solid state, and the sample can be taken out by breaking the bottle, so that the experiment bottle can not be reused, and the waste of materials is caused.

Disclosure of Invention

The utility model discloses a need destroy the bottle and lead to bottle problem that can not used repeatedly that the experiment was used when solving material preparation experimental sample and taking out, provide a bottle for the experiment that can used repeatedly.

For the technical problem that the bottle that solves the experiment and use repeatedly can not, the technical scheme of the utility model as follows:

the utility model provides a bottle for experiments, includes that both ends opening and the body, the lid that are equipped with the cavity fit body both ends open-ended first bottle lid and second bottle lid, first bottle lid passes through buckle structure joint with the body, the second bottle lid passes through the active structure with the body and is connected, bottle for experiments still is equipped with the sealing member that sets up respectively on first bottle lid and second bottle lid, the area that is close to the cross section of first bottle lid department wantonly on the body is not more than the area that is close to second bottle lid department cross section, just an axis is shared to the body.

The utility model discloses can realize fast with the intact mesh of taking out in the solid sample follow bottle, both save the experimental time, again can cyclic utilization laboratory ware, economy is convenient again. Specifically, the utility model discloses a two-way open-ended experiment bottle, the area that is close to the cross section of first bottle lid department wantonly on the body is not more than the area that is close to the cross section of second bottle lid department, can open first bottle lid of bottle and second bottle lid during the sample article, and the sample that becomes experimental back solid state by the liquid state before making the experiment can be pushed to the second bottle lid from first bottle lid one end atress under the condition of second bottle lid, releases from second bottle lid end easily. The first cap and the second cap are not particularly limited, and are only described for caps different from each other at both ends of the body, and the first cap may be attached to any one end of the body. The sealing element can be a sealing gasket or a sealing ring, can also be a sealing film, is arranged on the first bottle cap and the second bottle cap, and is used for filling gaps when the first bottle cap and the second bottle cap are covered with the bottle body to play a role in sealing.

Preferably, the cross-sectional areas of the bottle bodies are all the same. The equal same bottle body that indicates of the area of the cross section of body is even, and whole body size is unanimous, can make the sample take out more convenient. When the experimental sample is taken out, the experimental sample can be taken out from any end of the bottle, the directivity does not need to be considered, and the convenience is realized.

Preferably, the cross-sectional area of the bottle body is one of circular, square or rectangular. The bottle body is regular in shape, and the bottle mouth is not shrunk, so that an experimental sample is easy to take out.

Preferably, the cross-sectional area of the body gradually increases from the first cap end to the second cap end. The above arrangement can facilitate the removal of the sample. The bottle body can be in a round table shape, the taking-out direction of an experimental sample is required, the sample is required to be taken out from the wide end of the bottle body by applying force from the narrow end of the bottle body, so that the integrity of the sample can be ensured, the taking-out direction of the sample is specified, and the convenience brought by the arbitrariness of the taking-out direction is abandoned, but the bottle body has a slope, is similar to the drawing slope in a mold, and is more beneficial to the complete taking-out of the sample compared with the bottle bodies with the same size at two ends; in order to facilitate the taking out of the experimental sample, the top surface of the bottle mouth and the inside of the bottle body can be flat and smooth.

Preferably, the bottle body comprises a first unit close to the first bottle cap and a second unit close to the second bottle cap, and the area of the cross section of the first unit is smaller than that of the cross section of the second unit; the areas of the first unit cross sections are the same and the areas of the second unit cross sections are the same, or the areas of the first unit cross sections are the same and the areas of the second unit cross sections are gradually increased, or the areas of the first unit cross sections are gradually increased and the areas of the second unit cross sections are the same. The body can have a variety. Similarly, the bottle body can be divided into a plurality of units according to the difference of the cross section areas of different positions of the bottle body, the units are not limited to comprise a first unit and a second unit, the cross section areas between the same units can be the same, and the cross section areas can also be gradually increased from the first bottle cap to the second bottle cap; the cross section area of the bottle body of two adjacent units must also satisfy the condition that the area of the cross section near the first bottle cap is smaller than or equal to the area of the cross section near the second bottle cap.

Preferably, the buckle structure comprises a buckle arranged on the first bottle cap and a bulge arranged on the bottle body and matched with the buckle, and the buckle is arranged on the first bottle cap in a central symmetrical distribution or uniformly distributed on the first bottle cap. Above-mentioned setting can promote the fastening effect, slows down buckle or bellied wearing and tearing, extension buckle or bellied life-span. The buckle on the first bottle lid is for can be 2 or 4, is central symmetry distribution on first bottle lid. The buckle is as the connecting fastener of first bottle lid and body, plays the effect of fixed and fastening first bottle lid, ensures that the experimental material does not spill from the bottle. The buckle sets up 2 functions that can realize the fastening basically, and the buckle sets up 4 and can optimizes fastening function, is central symmetric distribution with the relative first bottle lid axis of buckle and can makes the buckle even to the body atress, both can realize better fastening effect, also can reduce buckle or protruding phenomenon and then extension buckle or bellied life because of unilateral atress uneven accelerated wear, sparingly change material cost. When buckle on the first bottle lid set up 3, also can set up on first bottle lid with the mode of equipartition, it is even to the body atress that enables the buckle equally, realizes better fastening effect and has the function that reduces buckle or protruding wearing and tearing and extension buckle or protruding life-span.

Preferably, the outer surfaces of the first bottle cap and the second bottle cap are flat. The flat bottle cap can facilitate the placement of the bottle. Because the particularity of experiment bottle, the bottle both ends are the bottle lid, and in the experimentation, need place first bottle lid or second bottle lid in the bottom surface and place on the experiment desktop, the surface is favorable to standing on the desktop and can play the function of protection user for smooth bottle lid, and the user can not scratch the hand because of the unevenness of bottle lid when touching the bottle lid.

Preferably, the movable structure is any one of a snap structure or a thread structure. The buckle structure and the thread structure can be detached, so that the second bottle cap is convenient to clean and replace. The second bottle lid can also be connected with the body through bayonet lock or hinge structure, need not dismantle, as long as can carry out the translation when opening the second bottle lid or overturn and not influence the taking out of sample can.

Preferably, the body, the first bottle cap and the second bottle cap are made of high temperature resistant and/or corrosion resistant materials. In the material preparation experiment, some experiments have higher requirements on temperature, some materials have stronger corrosivity, and correspondingly have higher requirements on experimental bottles, the bottle body, the first bottle cap and the second bottle cap can be used for the experiment in a high-temperature environment when made of high-temperature-resistant materials, the bottle body, the first bottle cap and the second bottle cap can be used for the experiment on materials with stronger corrosivity when made of corrosion-resistant materials, and the bottle body, the first bottle cap and the second bottle cap can meet the experiment on higher requirements on temperature and/or corrosivity when made of high-temperature-resistant materials and corrosion-resistant materials.

Preferably, the bottle body is made of high-temperature-resistant glass or polypropylene materials, and the first bottle cap and the second bottle cap are made of polypropylene materials. High-temperature reaction is generally required to be carried out on the material in daily experiments, the high-temperature resistance of the high-temperature-resistant glass or polypropylene material is excellent, the high-temperature-resistant glass or polypropylene material is not easy to deform in a high-temperature environment, the material can be repeatedly used, and the service life is long.

Preferably, the anti-skid structure is arranged on the bottle body. The body of most experiment bottles is all more smooth, and frictional force is less, when taking the experiment bottle or when handheld experiment bottle operation, carelessly hold the unstability easily and lead to the bottle to break or make the material spill, adds the frictional force that anti-skidding structure can increase the body surface on the body, plays anti-skidding effect. The antiskid structure can be the antiskid silica gel of taking the line, carries out interference fit, convenient to detach changes with the body.

Preferably, the bottle further comprises a label, wherein the label is arranged on the bottle body or the first bottle cap or the second bottle cap. In the experimentation, the outward appearance and the state of a lot of specimens are all similar, need distinguish different experiment bottles after arranging the experiment bottle in with the sample, set up the label on experiment body or first bottle lid, in the experimentation, the one side that will set up the label is placed up, can be convenient for the operator discernment different experiment specimens at a glance, convenient record and operation. The label is detachable and replaceable, and different labels can be used for identification in different experiments.

Preferably, the bottle further comprises a timer, and the timer is arranged on the first bottle cap. In the experimentation, need keep somewhere the change that a period of time carries out the shaping or observes its state with experimental sample usually, and different experimental samples often operate or same sample need operate at different time quantum in different time quantum, and at this moment, the operator generally can only operate by extra timing equipment and remind, and is not convenient enough, just can solve this problem from taking the timer on the experiment bottle, consequently, in the experimentation, the one side that will set up the timer is placed up, can bring very big facility for the experiment that needs the timing operation.

Compare with one-way open-ended experiment bottle among the prior art, the utility model discloses two-way open-ended experiment bottle technical scheme's beneficial effect is: can realize taking out solid sample from the bottle intact fast, both save the experimental time, again can cyclic utilization laboratory glassware, economy is convenient again.

Drawings

FIG. 1 is a schematic structural view of example 1 of the experimental bottle of the present invention;

FIG. 2 is a schematic view of the bottle cap of FIG. 1 after disassembly;

FIG. 3 is a schematic structural view of example 2 of the experimental bottle of the present invention;

FIG. 4 is a schematic structural view of example 3 of the experimental bottle of the present invention;

FIG. 5 is a schematic structural view of example 4 of the experimental bottle of the present invention;

FIG. 6 is a schematic structural view of example 5 of the experimental bottle of the present invention;

in the figure: 1. a bottle body; 2. a first bottle cap; 3. a second bottle cap; 4. a seal member; 5. a buckle structure; 11. a first unit; 12. a second unit; 51. buckling; 52. and (4) protruding.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted; the same or similar reference numerals correspond to the same or similar parts; the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Unless expressly stated or limited otherwise, the terms "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that a connection may be fixed or removable or integral; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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.

The present invention provides an experimental bottle, which is further described with reference to the accompanying drawings and examples.

Example 1

As fig. 1 and fig. 2 do the utility model discloses embodiment 1 of bottle for experiments, including both ends opening and the body 1 that is equipped with the cavity, the lid fits 1 both ends open-ended first bottle lid 2 of body and second bottle lid 3, first bottle lid 2 passes through 5 joints of buckle structure with body 1, second bottle lid 3 passes through swing joint with body 1 and is connected, the bottle for experiments still is equipped with the sealing member 4 that sets up respectively on first bottle lid 2 and second bottle lid 3, the area that is close to the cross section of first bottle lid 2 department wantonly on the body 1 is not more than the area that is close to the cross section of second bottle lid 3 department, and body 1 shares an axis.

The utility model discloses can realize fast with the intact mesh of taking out in the solid sample follow bottle, both save the experimental time, again can cyclic utilization laboratory ware, economy is convenient again. Specifically, the utility model discloses a two-way open-ended experiment bottle, the area that is close to the cross section of first bottle lid 2 department wantonly on the body 1 is not more than the area that is close to the cross section of second bottle lid 3 department, can open first bottle lid 2 of bottle and second bottle lid 3 during the sample article, and the sample that becomes experimental back solid state by the liquid state before making the experiment can be pushed to under the condition of second bottle lid 3 from 2 one end atress of first bottle lid, releases from second bottle lid 3 end easily. The first cap 2 and the second cap 3 are not particularly limited, and only the caps different from each other at both ends of the body 1 will be described, and the first cap 2 may be attached to any one end of the body 1. The sealing element 4 can be a sealing gasket or a sealing ring, and can also be a sealing film, is arranged on the first bottle cap 2 and the second bottle cap 3, and is used for filling gaps between the first bottle cap 2 and the second bottle cap 3 when being covered with the bottle body 1, and has a sealing effect.

As one of the specific embodiments provided by the utility model, the cross section of the bottle body 1 has the same area. The same area of the cross section of body 1 indicates that body 1 is even, and whole body 1 size is unanimous, can make the sample take out more convenient. When the experimental sample is taken out, the experimental sample can be taken out from any end of the bottle, the directivity does not need to be considered, and the convenience is realized.

As one of the specific embodiments provided in the present invention, the cross-sectional area of the bottle body 1 is one of circular, square or rectangular. The bottle body 1 is regular in shape, and the bottle mouth is not shrunk, so that an experimental sample is easy to take out. It will be appreciated by those skilled in the art that the body 1 may be provided in other shapes to facilitate removal of a sample.

As one of the specific embodiments provided in the present invention, the buckle structure 5 includes the buckle 51 disposed on the first bottle cap 2 and the protrusion 52 disposed on the bottle body 1 and engaged with the buckle 51, and the buckle 51 is distributed or uniformly distributed on the first bottle cap 2 in a central symmetry manner. Therefore, the fastening effect can be improved, the abrasion of the buckle 51 or the bulge 52 can be reduced, and the service life of the buckle 51 or the bulge 52 can be prolonged. The number of the buckles 51 on the first bottle cap 2 can be 2 or 4, and the buckles are distributed on the first bottle cap 2 in a central symmetry manner. The buckle 51 serves as a connecting fastener for the first bottle cap 2 and the bottle body 1, plays a role in fixing and fastening the first bottle cap 2, and ensures that experimental materials are not spilled from the bottle. Buckle 51 sets up 2 functions that can realize the fastening basically, buckle 51 sets up 4 and optimizes fastening function, is central symmetric distribution with 2 axes of buckle 51 relative first bottle lid and can makes buckle 51 even to the body atress, both can realize better fastening effect, also can reduce buckle 51 or protruding 52 because of unilateral atress uneven phenomenon and then extension buckle 51 or protruding 52 life of accelerated wear, sparingly change material cost. When buckle 51 on first bottle lid 2 sets up 3, also can set up on first bottle lid 2 with the mode of equipartition, it is even to body 1 atress equally to enable buckle 51, realizes better fastening effect and has the function that reduces buckle 51 or protruding 52 wearing and tearing and prolong buckle 51 or protruding 52 life-span. Within the scope of the skilled in the art, the number of the snap-fit fasteners is not limited to 2 to 4, and may be other numbers as long as the function of fastening the first cap 2 and the body 1 is satisfied.

As one of the specific embodiments provided in the present invention, the outer surfaces of the first bottle cap 2 and the second bottle cap 3 are flat. The flat bottle cap can facilitate the placement of the bottle. Because the particularity of experiment bottle, the bottle both ends are the bottle lid, and in the experimentation, need place first bottle lid 2 or second bottle lid 3 in the bottom surface and place on the experiment desktop, the surface is favorable to standing on the desktop and can play the function of protection user for smooth bottle lid, and the user can not scratch the hand because of the unevenness of bottle lid when touching the bottle lid.

As one of the specific embodiments provided in the present invention, the movable structure is any one of the buckle structure 5 or the thread structure. The second bottle cap 3 is connected with the bottle body 1 in a clamping mode or a threaded mode through a buckle structure 5. The buckle structure 5 and the thread structure can be detached, so that the second bottle cap 3 is convenient to clean and replace. The second bottle cap 3 can also be connected with the bottle body 1 through a bayonet lock or a hinge structure, and does not need to be detached as long as the second bottle cap 3 can be translated or turned over without affecting the taking out of a sample.

As one of the specific embodiments provided in the present invention, the bottle body 1, the first bottle cap 2 and the second bottle cap 3 are made of a high temperature resistant and/or corrosion resistant material. In the material preparation experiment, some experiments have higher requirements on temperature, some materials have stronger corrosivity, and correspondingly have higher requirements on experimental bottles, the bottle body 1, the first bottle cap 2 and the second bottle cap 3 can be used for experiments in a high-temperature environment when made of high-temperature-resistant materials, the bottle body 1, the first bottle cap 2 and the second bottle cap 3 can be used for experiments on materials with stronger corrosivity when made of corrosion-resistant materials, and the bottle body 1, the first bottle cap 2 and the second bottle cap 3 can meet the experiments on higher requirements on temperature and/or corrosivity when made of materials which are high-temperature-resistant and corrosion-resistant. According to the needs of experiments, the body 1, the first bottle cap 2 and the second bottle cap 3 of the experiment bottle can be made of other materials, for example, when the experiments are completed in a high-pressure environment, the body 1, the first bottle cap 2 and the second bottle cap 3 can be made of materials with higher compressive strength.

As one of the specific embodiments provided by the present invention, the bottle body 1 is made of high temperature resistant glass or polypropylene, and the first bottle cap 2 and the second bottle cap 3 are made of polypropylene. High-temperature reaction is generally required to be carried out on the material in daily experiments, the high-temperature resistance of the high-temperature-resistant glass or polypropylene material is excellent, the high-temperature-resistant glass or polypropylene material is not easy to deform in a high-temperature environment, the material can be repeatedly used, and the service life is long. Here, the body 1, the first cap 2, and the second cap 3 may be made of other high-temperature resistant materials having excellent performance.

As one of the specific implementation modes provided by the utility model, the anti-skid bottle further comprises an anti-skid structure, and the anti-skid structure is arranged on the bottle body 1. The body of most experiment bottles is all more smooth, and frictional force is less, when taking the experiment bottle or when handheld experiment bottle operation, carelessly hold the unstability easily and lead to the bottle to break or make the sample spill, add the frictional force that anti-skidding structure can increase body 1 surface on body 1, play anti-skidding effect. The antiskid structure can be the antiskid silica gel of taking the line, carries out interference fit with the body, and convenient to detach changes.

As one of the specific embodiments provided by the present invention, the present invention further comprises a label, and the label is disposed on the bottle body 1 or the first bottle cap 2. In the experimentation, the outward appearance and the state of a lot of specimens are all similar, need distinguish different experimental bottles after arranging the experiment bottle in with the sample, set up the label on experiment body 1 or first bottle lid 2, in the experimentation, the one side that will set up the label is placed up, can be convenient for the operator discerns different experimental specimens at a glance, convenient record and operation. The label is detachable and replaceable, and different labels can be used for identification in different experiments. The label can be marked with the name of the specimen, and different specimens can be distinguished by marks with different colors or different shapes.

As one of the specific embodiments provided by the present invention, the present invention further comprises a timer, and the timer is disposed on the first bottle cap 2. In the experimentation, need keep somewhere the change that a period of time carries out the shaping or observes its state with experimental sample usually, and different experimental samples often operate or same sample need operate at different time quantum in different time quantum, at this moment, the operator generally can only operate by extra timing equipment and remind, it is not convenient enough, just can solve this problem from taking the timer on the experiment bottle, therefore, in the experimentation, the one side that will set up the timer is placed up, can bring very big facility for the experiment that needs the timing operation. The timer can be provided with a buzzer and other alarm functions, an operator can set the timer, and the timer reminds the operator after the set time point is reached.

Example 2

Fig. 3 shows an experimental bottle of embodiment 2 of the present invention, which is similar to embodiment 1 except that the cross-sectional area of the bottle body 1 is gradually increased from the first cap 2 to the second cap 3. This facilitates the removal of the sample. The bottle body 1 can be in a round table shape, the taking-out direction of an experimental sample is required, the sample is forced from the narrow end of the bottle body 1 to be taken out from the wide end of the bottle body 1, the integrity of the sample can be ensured, the taking-out direction of the sample is specified, and the convenience brought by the arbitrariness of the taking-out direction is abandoned, but the bottle body 1 has a slope which is similar to the drawing slope in a mold, and is more beneficial to the complete taking-out of the sample compared with the bottle bodies 1 with the same size at two ends; in order to facilitate the taking out of the experimental sample, the top surface of the bottle mouth and the inside of the bottle body 1 can be flat and smooth.

Example 3

Fig. 4 shows an experimental bottle of embodiment 3 of the present invention, which is similar to embodiment 1 except that the bottle body 1 includes a first unit 11 near the first bottle cap 2 and a second unit 12 near the second bottle cap 3, and the area of the cross section of the first unit 11 is smaller than that of the cross section of the second unit 12; the cross-sectional areas of the first cells 11 are all the same and the cross-sectional areas of the second cells 12 are all the same. In the scope of the knowledge of those skilled in the art, the body is not limited to include the first unit and the second unit, but may also include the third unit, the fourth unit, etc., but the cross-sectional areas between the same units are equal, and the cross-sectional areas of the adjacent two units of the body 1 must also satisfy that the cross-sectional area of the section close to the first bottle cap 2 is smaller than or equal to the cross-sectional area of the section close to the second bottle cap 3.

Example 4

Fig. 5 shows an experimental bottle of embodiment 4 of the present invention, which is similar to embodiment 1, except that the bottle body 1 includes a first unit 11 near the first bottle cap 2 and a second unit 12 near the second bottle cap 3, and the area of the cross section of the first unit 11 is smaller than that of the cross section of the second unit 12; the cross-sectional areas of the first cells 11 are all the same and the cross-sectional areas of the second cells 12 are gradually increasing. Within the scope of the knowledge of those skilled in the art, the bottle body is not limited to include the first unit and the second unit, and may further include a third unit, a fourth unit, etc., and the relationship between the subsequent adjacent units is consistent with the relationship between the first unit and the second unit, and the cross-sectional area of the bottle body 1 of the two adjacent units must also satisfy that the cross-sectional area of the section close to the first bottle cap 2 is smaller than or equal to the cross-sectional area of the section close to the second bottle cap 3.

Example 5

Fig. 6 shows an experimental bottle embodiment 5 of the present invention, which is similar to embodiment 1, except that the bottle body 1 includes a first unit 11 near the first bottle cap 2 and a second unit 12 near the second bottle cap 3, and the area of the cross section of the first unit 11 is smaller than that of the cross section of the second unit 12; the cross-sectional area of the first cell 11 is gradually increased and the cross-sectional areas of the second cells 12 are all the same. Within the scope of the knowledge of those skilled in the art, the bottle body is not limited to include the first unit and the second unit, and may further include a third unit, a fourth unit, etc., and the relationship between the subsequent adjacent units is consistent with the relationship between the first unit and the second unit, and the cross-sectional area of the bottle body 1 of the two adjacent units must also satisfy that the cross-sectional area of the section close to the first bottle cap 2 is smaller than or equal to the cross-sectional area of the section close to the second bottle cap 3.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A bottle for experiments, which is characterized in that: including body (1), the lid that both ends open-ended just is equipped with the cavity fit body (1) both ends open-ended first bottle lid (2) and second bottle lid (3), buckle structure (5) joint is passed through with body (1) in first bottle lid (2), second bottle lid (3) are connected through the active structure with body (1), the bottle for the experiment still is equipped with and sets up sealing member (4) on first bottle lid (2) and second bottle lid (3) respectively, the area that is close to the cross section of first bottle lid (2) department wantonly on body (1) is not more than the area that is close to cross section of second bottle lid (3) department, just an axis is shared to body (1).

2. The laboratory bottle according to claim 1, wherein: the cross sections of the bottle bodies (1) are the same in area.

3. The laboratory bottle according to claim 2, wherein: the cross section of the bottle body (1) is one of a circle, a square or a rectangle.

4. The laboratory bottle according to claim 1, wherein: the cross section of the bottle body (1) is gradually increased from the end of the first bottle cap (2) to the end of the second bottle cap (3).

5. The laboratory bottle according to claim 1, wherein: the bottle body (1) comprises a first unit (11) close to the first bottle cap (2) and a second unit (12) close to the second bottle cap (3), wherein the area of the cross section of the first unit (11) is smaller than that of the cross section of the second unit (12); the cross sections of the first units (11) are the same in area, and the cross sections of the second units (12) are the same in area, or the cross sections of the first units (11) are the same in area, and the cross sections of the second units (12) are gradually increased in area, or the cross sections of the first units (11) are gradually increased in area, and the cross sections of the second units (12) are the same in area.

6. The laboratory bottle according to claim 1, wherein: buckle structure (5) are including setting up buckle (51) on first bottle lid (2) and setting are in with buckle (51) complex arch (52) on body (1), buckle (51) are in be central symmetry distribution or equipartition on first bottle lid (2).

7. The laboratory bottle according to claim 1, wherein: the outer surfaces of the first bottle cap (2) and the second bottle cap (3) are flat.

8. The laboratory bottle according to claim 1, wherein: the movable structure is any one of a buckle structure (5) or a thread structure.

9. The laboratory bottle according to claim 1, wherein: the bottle body (1), the first bottle cap (2) and the second bottle cap (3) are all made of high-temperature-resistant and/or corrosion-resistant materials.

10. The laboratory bottle according to claim 1, wherein: the bottle body (1) is provided with an anti-skid structure.

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