CN213943184U - Dispensing tool - Google Patents

Abstract

The utility model provides a dispensing tool belongs to the apparatus instrument field. This instrument of dispensing includes a section of thick bamboo and a lower section of thick bamboo, goes up a section of thick bamboo top and has seted up small opening one for opening and diapire, and a lower section of thick bamboo rotates sealing connection in last section of thick bamboo, has seted up small opening two on the lower section of thick bamboo roof, rotates a lower section of thick bamboo small opening one and small opening two and can communicate with each other or stagger, be closely laminated state between small opening one and the lower section of thick bamboo, and lower bobbin base still has the taking out structure, and after the taking out structure was opened, the interior material of a lower section of thick bamboo can be taken out. The medicine dispensing tool solves the problems that the layers are disordered and the like due to the layering mode of the dropper in the prior art.

Description

Dispensing tool

Technical Field

The utility model belongs to the apparatus instrument field relates to the instrument of dispensing.

Background

In the field of dispensing, medicine layering experiment is the common experiment of medicine configuration in-process, in medicine layering experiment, often need carry out isolation operation to layering liquid, current most general operation mode is absorb required layer in utilizing the burette to insert layering liquid, this kind of mode is convenient, but there are a great deal of problems, at first, can bring upper strata liquid into in the lower liquid after the burette inserts layering liquid, it is in the same place to lead to liquid between the layer to mix, influence final result, secondly, during the burette imbibition, can discharge intraductal air, can lead to the fact the impact to layering liquid during the discharge, can lead to appearing chaotic phenomenon between the layer equally, consequently there are a great deal of drawbacks in current burette suction mode.

The present application is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing the instrument of dispensing to the above-mentioned problem that exists among the prior art, this instrument of dispensing is favorable to separating layering liquid, keeps the purity of layering liquid, has solved and has now leaded to chaotic scheduling problem between layer and layer through burette layering mode.

The purpose of the utility model can be realized by the following technical proposal:

the dispensing tool is characterized by comprising an upper barrel and a lower barrel, wherein the top of the upper barrel is provided with a first leakage hole for opening and the bottom wall of the upper barrel, the lower barrel is connected with the upper barrel in a rotating and sealing manner, a second leakage hole is formed in the top wall of the lower barrel, the lower barrel is rotated, the first leakage hole and the second leakage hole can be communicated or staggered, the first leakage hole and the lower barrel are in a close fit state, the bottom of the lower barrel is also provided with a taking-out structure, and when the taking-out structure is opened, substances in the lower barrel can be taken out.

This dispensing tool includes a section of thick bamboo and a lower section of thick bamboo, goes up and is connected for rotating seal between a section of thick bamboo and the lower section of thick bamboo, and rotating seal connects and can take place to rotate and keep encapsulated situation promptly between a section of thick bamboo and the lower section of thick bamboo. When the first leakage hole and the second leakage hole are staggered, the first leakage hole is always in a close fit state with the lower barrel, and liquid leakage is avoided. When the tool is used, a substance to be reacted is added into the upper barrel, layering occurs after reaction, the tool is suitable for a double-layered reaction system under the condition of layering, and when the reaction is carried out, the first leakage hole and the second leakage hole are of a staggered structure, so that the substance in the upper barrel cannot leak out. This instrument of dispensing combines the diplopore structure through the rotation sealing connection operation of last section of thick bamboo and lower section of thick bamboo, realizes the quick separation of layering liquid, can reduce the liquid phenomenon of mixing by the biggest possibility.

In the above dispensing tool, the bottom of the upper cylinder is provided with a connecting cylinder which extends axially and is cylindrical, and the lower cylinder is connected with the connecting cylinder in a rotating and sealing manner.

The lower barrel is rotatably connected with the upper barrel through the connecting barrel.

In the above dispensing tool, the inner wall of the connecting cylinder is integrally formed with a circular ring-shaped clamping portion, and the outer wall of the lower cylinder is provided with a clamping groove matched with the clamping portion.

The cross section shape of joint portion is semicircular, realizes the rotation of connecting cylinder and lower section of thick bamboo through the joint cooperation of joint portion and joint groove and is connected.

In the dispensing tool, the top of the lower cylinder is provided with a circular sealing groove, and a sealing ring is fixed on the sealing groove.

After the cooperation of joint portion and joint groove finishes, the sealing washer is by extrusion deformation to it is sealed to make to form the normality between an upper cylinder and the lower cylinder, prevents to leak.

In the dispensing tool, the inner diameters of the first leak hole and the second leak hole are the same.

In the dispensing tool, the taking-out structure comprises a sampling hole and a rubber plug, the bottom wall of the lower barrel is provided with the sampling hole which penetrates through the sampling hole, the sampling hole is sealed by the rubber plug, the rubber plug comprises a plug part and a head part, and the plug part is inserted into the sampling hole.

After the bottom layer liquid enters the lower cylinder, the rubber plug is pulled out during liquid taking, and the rubber plug is generally a disposable tool.

In the dispensing tool, the outer edge of the inner bottom wall of the lower cylinder is in a necking shape from the center to the outer edge.

The structure enables the liquid in the lower cylinder to be quickly collected to the sampling hole and then flow out.

In the dispensing tool, the outer wall of the upper barrel is provided with a first marking line arranged along the axial direction, the outer wall of the lower barrel is provided with a second marking line arranged along the axial direction, and when the first marking line is aligned with the second marking line, the first leak hole is aligned with the second leak hole.

The arrangement of the marking line I and the marking line II can facilitate alignment and staggered operation of the first leakage hole and the second leakage hole, so that an operator can quickly judge through an external mark.

Compared with the prior art, the dispensing tool has the following advantages:

1. this instrument of dispensing combines the diplopore structure through the rotation sealing connection operation of last section of thick bamboo and lower section of thick bamboo, realizes the quick separation of layering liquid, can reduce the liquid phenomenon of mixing by the biggest possibility.

2. This instrument of dispensing can be convenient for the operation of aligning and staggering of small opening one and small opening two through the setting of mark line one and mark line two, makes operating personnel can judge fast through outside sign.

3. The dispensing tool adopts unconventional design, overturns the traditional dropper suction mode, can perform drug reaction, can also perform rapid layering operation in advance, and is ingenious in structural design.

Drawings

Fig. 1 is a schematic view of the dispensing tool.

Fig. 2 is a schematic view of the dispensing tool at another angle.

FIG. 3 is a sectional view showing the structure of the dispensing tool when the first and second discharge holes are communicated with each other.

FIG. 4 is a cross-sectional view showing the structure of the dispensing tool in which the first and second discharge holes are staggered

List of reference numerals

In the figure, 1, an upper cylinder;

1a, a first leak hole;

1a1, connecting cylinder;

1a1a, a snap-in portion;

1b, marking a line I;

2. a lower barrel;

2a, a second leak hole;

2b, a clamping groove;

2c, sealing grooves;

2d, sampling holes;

2c, marking a line II;

3. a seal ring;

4. a rubber plug;

4a, a plug portion;

4b, a head.

Detailed Description

As shown in fig. 1 to 4, the dispensing tool comprises an upper barrel 1 and a lower barrel 2, the top of the upper barrel 1 is open, a first leakage hole 1a is formed in the bottom wall of the upper barrel, the lower barrel 2 is connected to the upper barrel 1 in a rotating and sealing mode, a second leakage hole 2a is formed in the top wall of the lower barrel 2, the first leakage hole 1a and the second leakage hole 2a can be communicated or staggered in a rotating mode, the first leakage hole 1a and the lower barrel 2 are in a tightly attached state, a taking-out structure is further arranged at the bottom of the lower barrel 2, and when the taking-out structure is opened, substances in the lower barrel 2 can be taken out. This dispensing tool includes a section of thick bamboo 1 and a section of thick bamboo 2 down, goes up and is connected for rotating seal between a section of thick bamboo 1 and the section of thick bamboo 2 down, and rotating seal connects and can take place to rotate and keep encapsulated situation between a section of thick bamboo 1 and the section of thick bamboo 2 down promptly. When the first leakage hole 1a and the second leakage hole 2a are staggered, the first leakage hole 1a is always tightly attached to the lower barrel 2, and liquid leakage is avoided. When the tool is used, a substance to be reacted is added into the upper barrel 1, layering occurs after reaction, the tool is suitable for a double-layered reaction system under the condition of layering, and when the reaction is carried out, the first leakage hole 1a and the second leakage hole 2a are of a staggered structure, so that the substance in the upper barrel 1 cannot leak, after the reaction is finished, the upper barrel 1 or the lower barrel 2 is slowly rotated to enable the first leakage hole 1a to be communicated with the second leakage hole 2a, layering liquid in the lower layer falls into the lower barrel 2 through the first leakage hole 1a and the second leakage hole 2a, when the layering liquid is left close to the upper layer, the upper barrel 1 or the lower barrel 2 is rapidly rotated, at the moment, the first leakage hole 1a and the second leakage hole 2a are staggered again, the upper barrel 1 is not communicated with the lower barrel 2, the liquid separation operation is finished, the upper layer liquid is taken out from an opening of the upper barrel 1, and the lower layer liquid is taken out through a taking-out structure. This instrument of dispensing combines the diplopore structure through the rotation sealing connection operation of an upper cylinder 1 and a lower cylinder 2, realizes the quick separation of layering liquid, can reduce the liquid phenomenon of mixing by the biggest possibility.

Specifically, the upper cylinder 1 has a cylindrical connecting cylinder 1a1 extending in the axial direction at the bottom, and the lower cylinder 2 is connected to the connecting cylinder 1a1 in a rotary seal manner. The lower drum 2 and the upper drum 1 are rotatably connected by the connecting drum 1a 1. The inner wall of the connecting cylinder 1a1 is integrally formed with a circular clamping part 1a1a, and the outer wall of the lower cylinder 2 is provided with a clamping groove 2b matched with the clamping part 1a1 a. The cross section of the clamping part 1a1a is semicircular, and the rotary connection of the connecting cylinder 1a1 and the lower cylinder 2 is realized through the clamping matching of the clamping part 1a1a and the clamping groove 2 b. The top of the lower cylinder 2 is provided with a circular sealing groove 2c, and a sealing ring 3 is fixed on the sealing groove 2 c. After the engagement of the engaging portion 1a1a and the engaging groove 2b is completed, the seal ring 3 is deformed by extrusion, so that a normal state seal is formed between the upper tube 1 and the lower tube 2, thereby preventing leakage. The inner diameters of the first leakage hole 1a and the second leakage hole 2a are the same. The taking out structure includes thief hole 2d and plug 4, and the thief hole 2d that runs through is seted up to 2 diapire of lower section of thick bamboo, and thief hole 2d passes through plug 4 sealed, and plug 4 includes cock portion 4a and head 4b, and cock portion 4a inserts in thief hole 2 d. After bottom liquid enters the lower tube 2, the rubber plug 4 is pulled out when the liquid is taken, and the rubber plug 4 is generally a disposable tool. The outer edge of the inner bottom wall of the lower barrel 2 is in a necking shape from the center to the outer edge. This structure enables the liquid in the lower cylinder 2 to be quickly collected to the sampling hole 2d and then flow out. The outer wall of the upper barrel 1 is provided with a first marking line 1b arranged along the axial direction, the outer wall of the lower barrel 2 is provided with a second marking line 2c arranged along the axial direction, and when the first marking line 1b is aligned with the second marking line 2c, the first leakage hole 1a is aligned with the second leakage hole 2 a. The arrangement of the first marking line 1b and the second marking line 2c can facilitate alignment and staggered operation of the first leakage hole 1a and the second leakage hole 2a, so that an operator can quickly judge through an external mark.

Details, structures, dimensions and principles not mentioned in the present application are all known in the art or can be obtained by simple selection of those skilled in the art, and are not described in detail.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (8)

1. The dispensing tool is characterized by comprising an upper barrel and a lower barrel, wherein the top of the upper barrel is provided with a first leakage hole for opening and the bottom wall of the upper barrel, the lower barrel is connected with the upper barrel in a rotating and sealing manner, a second leakage hole is formed in the top wall of the lower barrel, the lower barrel is rotated, the first leakage hole and the second leakage hole can be communicated or staggered, the first leakage hole and the lower barrel are in a close fit state, the bottom of the lower barrel is also provided with a taking-out structure, and when the taking-out structure is opened, substances in the lower barrel can be taken out.

2. The dispensing tool in accordance with claim 1 in which said upper barrel base has an axially extending and cylindrical connector barrel, said lower barrel being rotationally and sealingly connected to said connector barrel.

3. The dispensing tool of claim 2, wherein the inner wall of the connecting cylinder is integrally formed with a circular ring-shaped clamping portion, and the outer wall of the lower cylinder is provided with a clamping groove matched with the clamping portion.

4. The dispensing tool of claim 1, 2 or 3, wherein the top of the lower cylinder is provided with a circular sealing groove, and a sealing ring is fixed on the sealing groove.

5. A dispensing tool as claimed in claim 1, 2 or 3, wherein the first and second orifices have the same internal diameter.

6. The dispensing tool of claim 1, 2 or 3 wherein the dispensing structure comprises a sampling hole and a plug, the sampling hole is formed in the bottom wall of the lower barrel and is sealed by the plug, the plug comprises a plug portion and a head portion, and the plug portion is inserted into the sampling hole.

7. A dispensing tool as claimed in claim 1, 2 or 3, in which the inner bottom wall of the lower barrel is tapered from outer edge to center.

8. The dispensing tool of claim 1, 2 or 3 wherein the upper outer barrel wall has a first axially disposed indicator line and the lower outer barrel wall has a second axially disposed indicator line, and wherein when the first indicator line and the second indicator line are aligned, the first and second orifices are also aligned.

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