CN215783455U - Dropping bottle - Google Patents

Abstract

The utility model discloses a dropper bottle which comprises a bottle body and a dropper assembly, wherein a bottle opening of the bottle body is provided with a sealing part, and the dropper assembly is detachably arranged on the bottle opening. The dropper assembly comprises a first dropper and a second dropper, the second dropper is detachably arranged in the first dropper, the first dropper comprises a first cavity and a first straw, the first straw is communicated with the first cavity, the first straw extends into the bottle body, the second dropper comprises a second cavity and a second straw, the second straw is communicated with the second cavity, and the second straw extends into the first cavity. The lower part of the first cavity is provided with a first liquid storage part, the lower part of the second cavity is provided with a second liquid storage part, the first liquid storage part is communicated with the first suction pipe, and the second liquid storage part is communicated with the second suction pipe. The dropper component can be used for dropping reagent for experiment, and can also be used for respectively using a first dropper or a second dropper according to different requirements, and the liquid storage part is arranged to store more reagent.

Description

Dropping bottle

Technical Field

The utility model relates to the field of chemical instruments, in particular to a dropping bottle.

Background

Chemical experiments are often performed in laboratories using a variety of instruments, such as dropper bottles, test tubes, funnels, beakers, and the like. The dropper is a container which is commonly used for containing a small amount of liquid medicine in a laboratory, a rubber dropper is often arranged on the dropper, the rubber dropper is commonly used for sucking and dropping a small amount of medicine when liquid reacts, the rubber dropper cannot be reversed when used so as to prevent the medicine from flowing backwards to corrode the rubber dropper, the dropper generally comprises a bottle cover type frosted dropper with the rubber dropper and a thin-mouth bottle with an inner frosted bottleneck, the rubber dropper on the common dropper is only of one specification when used, the size and the titration mode of the rubber dropper are determined and cannot be replaced, in order to prevent the medicine or the reagent from flowing backwards to corrode the rubber dropper, the existing rubber dropper can only drip a small amount of medicine or the reagent when the medicine or the reagent is dripped, when more reagent is required to be dripped, the existing rubber dropper can only drip a small amount of medicine or the reagent in batches or can only drip for a plurality of times through the rubber dropper, and the dripping is tedious and low in efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that only one rubber head dropper of a dropper bottle in the prior art is inconvenient to take and use and low in use efficiency.

In order to solve the technical problem, the embodiment of the utility model discloses a dropper which comprises a bottle body and a dropper assembly, wherein the dropper assembly is detachably arranged at the bottle mouth of the bottle body.

The dropper assembly comprises a first dropper and a second dropper, the second dropper is detachably and fixedly connected with the first dropper, the second dropper portion is located in the first dropper, the first dropper comprises a first cavity and a first straw, the first straw is communicated with the first cavity, the first straw extends into the bottle body, the second dropper comprises a second cavity and a second straw, the second straw is communicated with the second cavity, and the second straw extends into the first cavity.

One end of the first cavity close to the first suction pipe is provided with a first liquid storage part, one end of the second cavity close to the second suction pipe is provided with a second liquid storage part, the first liquid storage part is communicated with the first suction pipe, and the second liquid storage part is communicated with the second suction pipe.

Adopt above-mentioned technical scheme, the burette subassembly is provided with first burette and second burette, can use first burette or second burette respectively according to the demand of difference, and the burette subassembly also can wholly get reagent as a burette and use, and the second burette is less than first burette, can be applicable to the dribble of small-size and get, and first burette and second burette have first stock solution portion and second stock solution portion respectively, can store more reagent, when needing to dribble more reagent, can store more reagent through first stock solution portion, avoid using the first burette to divide by a batch, dribble many times, the work efficiency of rubber head burette has been improved.

The embodiment of the utility model also discloses a dropper bottle, wherein the inner wall surface of the bottle opening of the bottle body is provided with an internal thread, the outer wall surface of the first liquid storage part is provided with an external thread matched with the internal thread, and the dropper component is detachably and fixedly connected with the bottle body through the internal thread and the external thread.

Adopt above-mentioned technical scheme, the internal thread sets up at the internal face of the bottleneck of bottle, the outer wall of first stock solution portion is provided with the external screw thread with the internal thread adaptation, mode detachably that passes through threaded connection with burette subassembly sets up on the bottle, mode through threaded connection, it is comparatively convenient when taking to make burette subassembly, and simple structure, rotatory burette subassembly just can take off the use when taking, it can to screw up burette subassembly on the bottleneck when not using, and threaded connection's leakproofness is better, can prevent effectively that the reagent in the dropping bottle from volatilizing.

The embodiment of the utility model also discloses a dropper, wherein one end of the first cavity, which is far away from the first sucker, is provided with a connecting part, and the inner wall surface of the connecting part is in threaded connection with the outer wall surface of the second cavity of the second dropper.

By adopting the technical scheme, in order to enable the second dropper to be detachably taken relative to the first dropper, the connecting part is arranged at the first cavity and one end far away from the first dropper, the connecting part has certain hardness, the inner wall surface of the connecting part is provided with the internal thread, the outer wall surface of the second cavity of the second dropper is provided with the external thread, and when the second dropper is placed on the first dropper, the second dropper is arranged on the first dropper through the threaded connection, so that the structure is simple, the taking is convenient, and the sealing performance of the threaded connection is better.

The embodiment of the utility model also discloses a dropping bottle, wherein one end of the first liquid storage part, which is far away from the first straw, is provided with a flexible first spherical suction bag, one end of the second liquid storage part, which is far away from the second straw, is provided with a flexible second spherical suction bag, and the volume of the first spherical suction bag is larger than that of the second spherical suction bag.

Adopt above-mentioned technical scheme, the one end that first straw was kept away from to first liquid storage portion is provided with flexible first spherical suction bag, and the one end that the second straw was kept away from to second liquid storage portion is provided with flexible second spherical suction bag, adopts the design of this kind of structure, inhales the bag through setting up flexible sphere, and at the in-process of dripping reagent, in the reagent was arranged in to the one end of straw, the reagent can be absorb to the spherical suction bag of extrusion.

Further, be provided with first stock solution portion and second stock solution portion on first burette and the second burette respectively, can store more reagent through first stock solution portion and second stock solution portion, can solve the burette and drip the reagent and be few, need carry out the problem of repeated driping many times to when carrying out the driping reagent, also can extrude spherical suction bag and drip the usefulness to the reagent in straw and the stock solution portion.

The embodiment of the utility model also discloses a dropping bottle, wherein the first spherical suction bag and the second spherical suction bag are made of flexible anticorrosive materials.

By adopting the technical scheme, the first spherical suction bag and the second spherical suction bag are made of flexible anticorrosive materials, so that corrosive reagents or medicines can be prevented from corroding the first spherical suction bag and the second spherical suction bag, and the service lives of the first dropper and the second dropper are prolonged.

The embodiment of the utility model also discloses a dropping bottle, wherein the first liquid storage part and the first suction pipe as well as the second liquid storage part and the second suction pipe are all made of toughened glass.

Adopt above-mentioned technical scheme, first stock solution portion and first straw, second stock solution portion and second straw are made by toughened glass, and toughened glass has better intensity and rigidity, can prevent that first stock solution portion and first straw, second stock solution portion and second straw from being broken or damaged by accident.

Furthermore, the toughened glass also has good corrosion resistance, can prevent that first burette and second burette from being corroded, improves the life of first burette and second burette. And the toughened glass is transparent, and the user can observe the reagent volume in first burette and second burette at any time when using first burette and second burette, and it is more convenient to drip when using, also more accurate when dripping when getting to the experiment.

The embodiment of the utility model also discloses a dropping bottle, and scale marks are arranged on the first straw, the second straw and the bottle body.

Adopt above-mentioned technical scheme, all be provided with the scale mark on first straw, second straw and bottle. The scale mark on the bottle can show the surplus and the quantity of reagent in the bottle, and is more accurate when dripping. Set up the scale mark on first straw and the second straw, when dripping with reagent, can accurately control the volume of dripping of reagent through the scale mark, be particularly useful for dripping to the higher experiment of quantity control requirement of reagent and get.

The embodiment of the utility model also discloses a dropping bottle, wherein the bottle mouth of the bottle body is provided with a sealing part, and the sealing part is made of a silica gel material.

By adopting the technical scheme, the sealing component is made of the silica gel material, so that the sealing performance is good, the volatilization of the reagent can be prevented, the corrosion resistance is good, and the service life is long.

The embodiment of the utility model also discloses a dropper bottle, which further comprises a bottle cap, wherein the bottle cap is in threaded connection with the bottle opening, and when the dropper assembly is used, the bottle cap is in threaded connection with the bottle opening and seals the bottle body.

By adopting the technical scheme, the bottle cap is arranged on the bottle body and is in threaded connection with the bottle opening, the sealing performance is good, and when the dropper assembly is used, the bottle cap is in threaded connection with the bottle opening and seals the bottle body. When sealing the bottle, can prevent that reagent from volatilizing, also can prevent that the reagent in the bottle from taking place to empty and causing the pollution when the bottle is knocked over by accident.

The embodiment of the utility model also discloses a dropper bottle, wherein a sealing cover is further arranged at one end of the first cavity far away from the first dropper, the sealing cover is detachably connected with the connecting part of the first dropper, and when the second dropper in the first cavity is separated from the first dropper for use, the first cavity is sealed through the sealing cover.

By adopting the technical scheme, the sealing cover is further arranged at one end, away from the first suction pipe, of the first cavity, and when the second drip pipe in the first cavity is separated from the first drip pipe for use, the sealing cover can seal the first cavity. The connecting part of the sealing cover and the first drop pipe is detachably connected, and the advantages are that: when the second dropper is sleeved on the first dropper, the sealing cover does not need to seal the first cavity of the first dropper; the sealing cap seals the first chamber when the first drop tube is used alone or the second drop tube is detached from the first drop tube.

The utility model has the beneficial effects that:

the utility model discloses a dropper bottle which comprises a bottle body and a dropper assembly, wherein the dropper assembly is in threaded connection with a bottle opening. The dropper assembly comprises a first dropper and a second dropper, the second dropper is connected with the first dropper through threads, the first dropper comprises a first cavity and a first straw, the first straw is communicated with the first cavity, the first straw extends into the bottle body, the second dropper comprises a second cavity and a second straw, the second straw is communicated with the second cavity, and the second straw extends into the first cavity. The lower part of the first cavity is provided with a first liquid storage part, the lower part of the second cavity is provided with a second liquid storage part, the first liquid storage part is communicated with the first suction pipe, and the second liquid storage part is communicated with the second suction pipe.

When reagent is dripped to the dropper assembly and an experiment is carried out, the dropper assembly is provided with a first dropper and a second dropper, the first dropper or the second dropper can be used according to different requirements respectively, the dropper assembly can also be used as a dropper to drip the reagent wholly and use, the second dropper is smaller than the first dropper, the dropper can be suitable for small-amount dripping, the first dropper and the second dropper are provided with a first liquid storage part and a second liquid storage part respectively, more reagents can be dripped, when more reagents need to be dripped, more reagents can be stored through the first liquid storage part, the use of the rubber head dropper for batch separation and repeated dripping is avoided, and the working efficiency of the rubber head dropper is improved.

Drawings

Fig. 1 is a schematic structural view of a bottle and a dropper assembly provided in embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a bottle body provided in embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a bottle body and a first dropper provided in embodiment 1 of the present invention;

FIG. 4 is a schematic structural view of a drop tube assembly provided in example 1 of the present invention;

fig. 5 is a schematic structural view of a first dropper provided in embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a second dropper provided in embodiment 1 of the present invention.

Description of reference numerals:

100. a bottle body;

110. a bottle mouth; 120. a bottle cap;

200. a dropper assembly;

210. a first dropper;

211. a first chamber; 212. a first straw; 213. a first liquid storage part; 214. a first spherical suction bag; 215. a connecting portion; 216. a sealing cover;

220. a second dropper;

221. a second chamber; 222. a second straw; 223. a second liquid storage part; 224. the second spherical suction bag.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure. While the utility model will be described in conjunction with the preferred embodiments, it is not intended that the features of the utility model be limited to these embodiments. On the contrary, the intention of the novel description to be incorporated into the embodiments is to cover alternatives or modifications which may be extended in accordance with the appended claims. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The utility model may be practiced without these particulars. Moreover, some of the specific details have been left out of the description in order to avoid obscuring or obscuring the focus of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally arranged when the products of the present invention are used, and are only used for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Example 1

As a preferred embodiment of the present invention, the embodiment of the present embodiment discloses a dropper bottle, as shown in fig. 1, which includes a bottle body 100 and a dropper assembly 200, wherein the dropper assembly 200 is detachably disposed at a bottle mouth 110 of the bottle body 100.

The dropper assembly 200 comprises a first dropper 210 and a second dropper 220, the second dropper 220 is detachably and fixedly connected with the first dropper 210, the second dropper 220 is partially positioned in the first dropper 210, the first dropper 210 comprises a first chamber 211 and a first suction tube 212, the first suction tube 212 is communicated with the first chamber 211, the first suction tube 212 extends into the bottle body 100, the second dropper 220 comprises a second chamber 221 and a second suction tube 222, the second suction tube 222 is communicated with the second chamber 221, and the second suction tube 222 extends into the first chamber 211.

A first liquid storage part 213 is formed at one end of the first chamber 211 close to the first suction pipe 212, a second liquid storage part 223 is formed at one end of the second chamber 221 close to the second suction pipe 222, the first liquid storage part 213 is communicated with the first suction pipe 212, and the second liquid storage part 223 is communicated with the second suction pipe 222.

Specifically, in this embodiment, the sealing component may be a sealing strip disposed on the upper portion of the bottle mouth 110, or may be a sealing pad or other common sealing components, and the sealing component is mainly used for sealing the bottle mouth 110.

More specifically, in the present embodiment, the connection manner of the dropper assembly 200 and the bottle mouth 110 may be a conventional threaded connection, a snap connection, a socket connection, or other conventional connection manners. For example, when the dropper assembly 200 and the bottle mouth 110 are detachably connected by a screw thread, the screw thread can be realized by providing the screw thread on the dropper assembly and the bottle mouth.

More specifically, when the connection is detachable through the clamping manner, the clamping can be realized by respectively providing clamping grooves at the burette assembly 200 and the bottle opening 110, and the clamping grooves can be commonly used clamping grooves such as a common U-shaped clamping groove and a common V-shaped clamping groove, which is not specifically limited in this embodiment.

More specifically, in this embodiment, when the dropper assembly 200 is connected to the bottle mouth 110 in a sleeved manner, the shape of the bottle mouth 110 is set to be V-shaped, that is, the opening at the upper part of the bottle mouth 110 is larger than the opening at the lower part, an inclined slope is formed inside the bottle body 100, an inverted V-shaped shape adapted to the shape of the bottle mouth 110 is provided on the dropper assembly 200, and the dropper assembly 200 is detachably sleeved on the bottle mouth 110 through the inclined plane.

More specifically, in this embodiment, the detachable connection manner of the second dropper 220 in the first dropper 210 and the detachable connection manner of the dropper assembly 200 and the bottle mouth 110 may be the same or different, and those skilled in the art may select detachable connection manners such as snap connection, threaded connection, and socket connection according to actual needs and specific situations, where the detachable connection manners such as snap connection, threaded connection, and socket connection have been explained in detail above, and are not described again.

More specifically, in the embodiment, in order to detachably dispose the second dropping pipe 220 partially in the first dropping pipe 210, the second dropping pipe 220 is smaller than the first dropping pipe 210, that is, the second chamber 221 is smaller than the first chamber 211; the second suction tube 222 is smaller than the first suction tube 212. The second suction pipe 222 is located in the first chamber 211, for example, when the height of the first chamber 211 is set to 40mm, the length of the second suction pipe 222 is set to 30mm, 25mm, 20mm or other lengths, which is not limited in this embodiment.

More specifically, in this embodiment, the first liquid storage portion 213 is formed at the end of the first chamber 211 close to the first suction pipe 212, and the second liquid storage portion 223 is formed at the end of the second chamber 221 close to the second suction pipe 222, so that for an experiment requiring more reagents to be dripped, the reagents can be sucked and stored in the first liquid storage portion 213 and the second liquid storage portion 223, and the dripping is performed according to the experiment requirement, thereby improving the convenience and the use efficiency.

More specifically, in the present embodiment, as shown in fig. 1, the second suction tube 222 of the second dropper 220 extends into the first liquid storage portion 213, and when a micro amount of reagent needs to be dripped, the second suction tube 222 of the second dropper 220 can suck the reagent in the first liquid storage portion 213 for dripping, so that the reagent dosage can be conveniently controlled. And the second dropper 220 may be used as a separate dropping reagent.

By adopting the technical scheme, the dropper assembly 200 is provided with the first dropper 210 and the second dropper 220, the first dropper 210 or the second dropper 220 can be used according to different requirements, the dropper assembly 200 can also be used for dropping reagent, the second dropper 220 is smaller than the first dropper 210 and can be suitable for small-amount dropping, the first dropper 210 and the second dropper 220 are respectively provided with the first liquid storage part 213 and the second liquid storage part 223, more reagent can be dropped, when more reagent needs to be dropped, more reagent can be stored through the first liquid storage part 213, the use of the rubber head dropper for batch and multiple dropping is avoided, and the working efficiency of the rubber head dropper is improved. Further, the dropper assembly 200 may also be used to dispense fluid as a dropper.

The embodiment of the embodiment also discloses a dropper bottle, wherein an inner thread is arranged on the inner wall surface of the bottle opening 110 of the bottle body 100, an outer thread matched with the inner thread is arranged on the outer wall surface of the first liquid storage part 213, and the dropper assembly 200 is detachably and fixedly connected with the bottle body 100 through the inner thread and the outer thread.

Specifically, in the present embodiment, the inner wall surface of the bottle opening 110 of the bottle body 100 is provided with an internal thread, and the outer wall surface of the first liquid storage part 213 is provided with an external thread adapted to the internal thread, so that the dropper assembly 200 can be easily screwed to the bottle opening 110. For example, when the pipette assembly 200 needs to be removed for use, the twist-and-turn pipette assembly 200 is rotated counterclockwise relative to the bottle 100, so that the pipette assembly 200 is separated from the bottle 100, thereby facilitating the use of the pipette assembly 200. When the dropper assembly 200 is used and is required to be placed on the bottle mouth 110, the twist dropper assembly 200 rotates clockwise relative to the bottle body 100, and the dropper assembly 200 is combined with the bottle body 100, which is not particularly limited in this embodiment.

More specifically, in this embodiment, an internal thread is disposed on an inner wall surface of the bottle opening 110 of the bottle body 100, an external thread adapted to the internal thread is disposed on an outer wall surface of the first liquid storage portion 213, the dropper assembly 200 is detachably disposed on the bottle body 100 in a threaded connection manner, the dropper assembly 200 can be conveniently taken out and used in a threaded connection manner, and the dropper assembly 200 can be rotated to be taken out and used in a simple structure, and the dropper assembly 200 can be screwed on the bottle opening 110 when not being used, and the threaded connection has good sealing performance, so that the reagent in the dropper bottle can be effectively prevented from volatilizing.

The embodiment of the embodiment also discloses a dropper bottle, wherein a connecting part 215 is arranged at one end of the first chamber 211 far away from the first sucker 212, and the inner wall surface of the connecting part 215 is in threaded connection with the outer wall surface of the second chamber 221 of the second dropper 220.

Specifically, in the present embodiment, the inner wall surface of the connecting portion 215 and the outer wall surface of the second liquid reservoir 223 are screwed. The detachable connection mode of the second dropping pipe 220 and the first dropping pipe 210 is also a threaded connection mode, the threaded connection mode is the same as the threaded connection mode of the dropping pipe assembly 200 and the bottle mouth 110, and the details are not repeated in this embodiment.

More specifically, in the present embodiment, in order to detachably take the second dropper 220 with respect to the first dropper 210, the connection portion 215 is provided at the first chamber 211 and at an end away from the first dropper 212, the connection portion 215 has a certain hardness, an internal thread is provided on an inner wall surface of the connection portion 215, an external thread is provided on an outer wall surface of the second chamber 221 of the second dropper 220, and the second dropper 220 is disposed on the first dropper 210 by a threaded connection when being placed on the first dropper 210, which is simple in structure, convenient to take, and superior in sealing performance by the threaded connection.

The embodiment of the present embodiment also discloses a dropping bottle, as shown in fig. 1, a flexible first spherical suction bag 214 is disposed at an end of the first liquid storage part 213 away from the first suction pipe 212, the first spherical suction bag 214 is located between the connection part 215 and the first liquid storage part 213, a flexible second spherical suction bag 224 is disposed at an end of the second liquid storage part 223 away from the second suction pipe 222, and a volume of the first spherical suction bag 214 is greater than a volume of the second spherical suction bag 224.

Specifically, in the present embodiment, the first spherical suction bag 214 is configured to be flexible, and can be reset after reagent is sucked, so that the use is convenient, and the volume of the first spherical suction bag 214 is greater than the volume of the second spherical suction bag 224, for example, when the diameter of the first spherical suction bag 214 is set to be 20mm, the diameter of the second spherical suction bag 224 may be 10mm, 14mm, 17mm, or other diameters, and a person skilled in the art may design the volumes of the first spherical suction bag 214 and the second spherical suction bag 224 according to actual needs and specific situations, which is not specifically limited in this embodiment.

More specifically, in this embodiment, taking the dropper assembly 200 to suck the reagent as an example, the bottle 100 stores the reagent, the first straw 212 of the first dropper 210 extends into the reagent in the bottle 100 to squeeze the first spherical suction bag 214, so that the reagent is sucked by the dropper assembly 200, and when the amount of the reagent to be dripped is large, the first spherical suction bag 214 is squeezed several times, so that more reagent is stored in the first liquid storage portion 213, thereby avoiding multiple times of suction and affecting the experiment. More specifically, when more reagents are stored in the first liquid storage portion 213, the second dropper 220 can also suck the reagents in the first liquid storage portion 213 for dropping, and the second dropper 222 is smaller, so that the amount of the reagents used for dropping is more accurate.

More specifically, in this embodiment, a flexible first spherical suction bag 214 is disposed at an end of the first chamber 211 away from the first suction pipe 212, and a flexible second spherical suction bag 224 is disposed at an end of the second chamber 221 away from the second suction pipe 222.

Further, the first dropper 210 and the second dropper 220 are respectively provided with the first liquid storage portion 213 and the second liquid storage portion 223, so that a large amount of reagent can be stored in the first liquid storage portion 213 and the second liquid storage portion 223, the problems that the dropper needs to drip a small amount of reagent and needs to drip repeatedly can be solved, and when the reagent is used for dripping, the spherical suction bag can be squeezed to drip the reagent in the suction pipe and the liquid storage portion.

Embodiments of the present embodiment also disclose a dropper bottle in which the first spherical suction bag 214 and the second spherical suction bag 224 are made of a flexible, corrosion-resistant material.

Specifically, in this embodiment, the anticorrosive material of the first spherical suction bag 214 and the second spherical suction bag 224 may be common chlorinated rubber, epoxy resin, phenolic resin, or the like, and those skilled in the art may also select other flexible anticorrosive materials, which is not limited in this embodiment.

More specifically, in the present embodiment, the first spherical suction bag 214 and the second spherical suction bag 224 are made of a flexible anticorrosive material, which can prevent corrosive reagents or chemicals from corroding the first spherical suction bag 214 and the second spherical suction bag 224, thereby prolonging the service life of the first dropper 210 and the second dropper 220.

The embodiment of the embodiment also discloses a dropping bottle, and the first liquid storage part 213 and the first suction pipe 212, and the second liquid storage part 223 and the second suction pipe 222 are all made of tempered glass.

Specifically, in the present embodiment, the first reservoir 213 and the first suction pipe 212, and the second reservoir 223 and the second suction pipe 222 are made of tempered glass, and the tempered glass has good strength and rigidity, so that the first reservoir 213 and the first suction pipe 212, and the second reservoir 223 and the second suction pipe 222 can be prevented from being accidentally broken or damaged.

Further, the tempered glass also has good corrosion resistance, so that the first dropper 210 and the second dropper 220 can be prevented from being corroded, and the service life of the first dropper 210 and the service life of the second dropper 220 can be prolonged. And the toughened glass is transparent, so that a user can observe the reagent amount in the first dropper 210 and the second dropper 220 at any time when using the first dropper 210 and the second dropper 220, the dripping is more convenient in experiment, and the dripping is more accurate.

The embodiment of the present embodiment also discloses a dropping bottle, and the first straw 212, the second straw 222 and the bottle body 100 are all provided with scale marks.

Specifically, in this embodiment, the scale marks are disposed on the first straw 212, the second straw 222 and the bottle 100, so that the first straw 212 and the second straw 222 are more accurate in sucking and dripping, and further, the adjacent two scale marks on the first straw 212, the second straw 222 and the bottle 100 may be 1mL, 2mL, 5mL or other sizes.

More specifically, in the present embodiment, the first straw 212, the second straw 222 and the bottle 100 are provided with scale marks. The scale marks on the bottle body 100 can display the residual amount and the dosage of the reagent in the bottle body 100, and the dripping is more accurate. The first suction pipe 212 and the second suction pipe 222 are provided with scale marks, so that the dropping amount of the reagent can be accurately controlled through the scale marks when the reagent is dropped, and the automatic dropping device is particularly suitable for dropping experiments with high requirements on controlling the dosage of the reagent.

The embodiment of the present embodiment also discloses a dropping bottle, wherein the bottle mouth 110 of the bottle body 100 is provided with a sealing part (not shown in the figure), and the sealing part is made of a silicone material.

Specifically, in this embodiment, the sealing component may also be made of rubber, resin or other materials, and those skilled in the art may select the sealing component according to actual needs, which is not specifically limited in this embodiment.

More specifically, in this embodiment, the sealing member is made of a silicone material, and has good sealing performance, can prevent volatilization of the reagent, and has good corrosion resistance and a long service life.

The embodiment of the embodiment also discloses a dropper bottle, as shown in fig. 2, the dropper bottle further comprises a bottle cap 120, the bottle cap 120 is in threaded connection with the bottle opening 110, and when the dropper assembly 200 is used, the bottle cap 120 is in threaded connection with the bottle opening 110 to seal the bottle body 100.

Specifically, in this embodiment, the bottle body 100 is provided with the bottle cap 120, the bottle cap 120 is screwed with the bottle opening 110, and the sealing performance is good, and when the dropper assembly 200 is used, the bottle cap 120 is screwed with the bottle opening 110 to seal the bottle body 100. Not only can prevent the reagent from volatilizing, but also can prevent the reagent in the bottle body 100 from toppling over to cause pollution when the bottle body 100 is accidentally knocked over.

The embodiment of the embodiment also discloses a dropper bottle, wherein a sealing cover 216 is further arranged at one end of the first chamber 211, which is far away from the first straw 212, the sealing cover 216 is detachably connected with the connecting part 215 of the first dropper 210, and when the second dropper 220 in the first chamber 211 is separated from the first dropper 210 for use, the first chamber 211 is sealed by the sealing cover 216.

Specifically, in the present embodiment, as shown in fig. 3, when the first dropping pipe 210 and the second dropping pipe 220 are used separately, the connection portion 215 of the first dropping pipe 210 is provided with the sealing cap 216, so that the first dropping pipe 210 can be used for dropping conveniently.

More specifically, in the present embodiment, the connection manner of the sealing cover 216 and the connection portion 215 of the first drop tube 210 may be a detachable connection manner such as a common screw connection, a common snap connection, a common socket connection, and the like.

More specifically, in the present embodiment, a sealing cover 216 is further disposed at an end of the first chamber 211 away from the first suction pipe 212, and when the second drop pipe 220 in the first chamber 211 is detached from the first drop pipe 210 for use, the sealing cover 216 can seal the first chamber 211. The advantage of the removable connection of the sealing cap 216 to the connecting portion 215 of the first drop tube 210 is that: when the second dropping pipe 220 is sleeved on the first dropping pipe 210, the sealing cover 216 does not need to seal the first chamber 211 of the first dropping pipe 210; the sealing cover 216 seals the first chamber 211 when the first dropping pipe 210 is used alone or the second dropping pipe 220 is used apart from the first dropping pipe 210.

In summary, the present invention discloses a dropper bottle, which comprises a bottle body 100 and a dropper assembly 200, wherein the dropper assembly 200 is screwed with a bottle opening 110. The dropper assembly 200 includes two first droppers 210 and second droppers 220 with different sizes, which are convenient for different reaction experiments. The second dropper 220 and the first dropper 210 are also connected through a screw thread, the first dropper 210 includes a first chamber 211 and a first straw 212, the first straw 212 is communicated with the first chamber 211, the first straw 212 extends into the bottle body 100, the second dropper 220 includes a second chamber 221 and a second straw 222, the second straw 222 is communicated with the second chamber 221, and the second straw 222 extends into the first chamber 211. The first reservoir 213 is formed at the lower portion of the first chamber 211, the second reservoir 223 is formed at the lower portion of the second chamber 221, the first reservoir 213 communicates with the first suction pipe 212, and the second reservoir 223 communicates with the second suction pipe 222.

The dropper assembly 200 is provided with the first dropper 210 and the second dropper 220, the first dropper 210 or the second dropper 220 can be used according to different requirements, the dropper assembly 200 can also be integrally used as a dropper to drip reagent, the second dropper 220 is smaller than the first dropper 210 and can be suitable for small-amount dripping, the first dropper 210 and the second dropper 220 are respectively provided with the first liquid storage portion 213 and the second liquid storage portion 223, more reagent can be dripped, when more reagent needs to be dripped, more reagent can be stored in the first liquid storage portion 213, the use of the rubber head dropper for batch or multiple times of dripping is avoided, and the working efficiency of the rubber head dropper is improved.

Example 2

As another embodiment of the dropper bottle and the dropper assembly 200, as shown in fig. 3, 5 and 6, since the first dropper 210 and the second dropper 220 of the dropper assembly 200 are separately used, for example, when an organic chemical reaction is performed, it is often necessary to drop different reagents several times, the first dropper 210 and the second dropper 220 can be separately used, and as shown in fig. 3 and 5, after the second dropper 220 and the first dropper 210 are separated, the connection portion 215 of the first dropper 210 is sealed by providing the sealing cover 216, so that the first dropper 210 can be normally used.

More specifically, as shown in fig. 3, when the first dropper 210 is used, the first dropper 212 extends into the bottle 100 to squeeze the first spherical pipette bulb 214 to aspirate the reagent, so that when a large amount of reagent needs to be aspirated, the reagent can be stored in the first liquid storage portion 213, and more reagent can be dripped during the reaction process.

More specifically, as shown in fig. 6, the second dropping tube 220 may also be used alone to drop other reagents, so as to avoid contamination caused by dropping different reagents with one dropping tube, and the second dropping tube 220 is removed from the first dropping tube 210, and may be integrally mounted on the first dropping tube 210 for placement or use after use is finished, which is not limited in this embodiment.

Example 3

As another embodiment of the dropper bottle and dropper assembly 200, as shown in fig. 1 and 4, the dropper assembly 200 can be used as a dropper as a whole, or the dropper assembly 200 can drop the same reagent to avoid the reagent contamination.

As shown in fig. 1, the first pipette 212 of the first dropper 210 extends into the bottle body 100, and when the first pipette 212 sucks the reagent, the first spherical pipette 214 is squeezed to suck the reagent, and when a large amount of reagent is required, a large amount of reagent can be stored in the first liquid storage 213, and when the dropper assembly 200 is used, the bottle opening 110 of the bottle body 100 is sealed by the bottle cap 120, as shown in fig. 2.

More specifically, in the present embodiment, when the pipette assembly 200 is used and it is necessary to accurately measure the reagent, the second pipette 220 may be removed from the first pipette 210, and then the first pipette 210 may be sealed by the sealing cap 216. The second pipette 220 sucks the reagent for more precise dispensing.

It will be understood by those skilled in the art that the manner of use of the dropper bottle and dropper assembly 200 is not limited to these embodiments, and other manners may be used without limiting the scope of the present application.

While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the utility model, taken in conjunction with the specific embodiments thereof, and that no limitation of the utility model is intended thereby. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the utility model.

Claims (10)

1. A dropper is characterized by comprising a bottle body and a dropper assembly, wherein the dropper assembly is detachably arranged at the bottle mouth of the bottle body; wherein the content of the first and second substances,

the dropper assembly comprises a first dropper and a second dropper, the second dropper is fixedly connected with the first dropper in a detachable mode, the second dropper is located in the first dropper, the first dropper comprises a first chamber and a first sucker, the first sucker is communicated with the first chamber, the first sucker extends into the bottle body, the second dropper comprises a second chamber and a second sucker, the second sucker is communicated with the second chamber, the second sucker extends into the first chamber, and,

the first cavity is close to one end of the first suction pipe and is provided with a first liquid storage part, the second cavity is close to one end of the second suction pipe and is provided with a second liquid storage part, the first liquid storage part is communicated with the first suction pipe, and the second liquid storage part is communicated with the second suction pipe.

2. The dropper bottle according to claim 1, wherein an internal thread is provided on an inner wall surface of the bottle mouth, an external thread adapted to the internal thread is provided on an outer wall surface of the first liquid storage portion, and the dropper assembly is detachably and fixedly connected to the bottle body through the internal thread and the external thread.

3. The dropper bottle of claim 2, wherein the first chamber is provided with a connection at an end remote from the first straw, an inner wall surface of the connection being in threaded engagement with an outer wall surface of the second chamber of the second dropper.

4. A dropper bottle according to claim 1, wherein a first spherical flexible suction bladder is provided at an end of the first reservoir remote from the first straw, and a second spherical flexible suction bladder is provided at an end of the second reservoir remote from the second straw, the first spherical suction bladder having a greater volume than the second spherical suction bladder.

5. A dropper bottle according to claim 4, wherein the first and second bulb-shaped suction bladders are made of a flexible, non-corrosive material.

6. A dropper bottle according to claim 5, wherein the first reservoir and the first straw, and the second reservoir and the second straw are made of toughened glass.

7. The dropper bottle of claim 6, wherein the first straw, the second straw, and the bottle body are provided with graduations.

8. The dropper bottle of claim 7, wherein the mouth of the bottle body is provided with a sealing member, the sealing member being made of silicone material.

9. The dropper bottle of any of claims 1 to 8, further comprising a cap, the cap being threadably coupled to the mouth of the bottle and sealing the bottle body when the dropper assembly is in use.

10. A dropper bottle according to claim 9, wherein a sealing cap is provided at an end of the first chamber remote from the first straw, the sealing cap being releasably connected to the connecting portion of the first dropper, the first chamber being sealed by the sealing cap when the second dropper in the first chamber is removed from the first dropper for use.

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