CN209356397U

CN209356397U - A kind of colorimetric cylinder of drug detection

Info

Publication number: CN209356397U
Application number: CN201920040475.1U
Authority: CN
Inventors: 勾晓丹
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-10
Filing date: 2019-01-10
Publication date: 2019-09-06
Anticipated expiration: 2029-01-10

Abstract

The utility model relates to drug detection technique fields, and disclose a kind of colorimetric cylinder of drug detection, including colorimetric tube body, the top movable of the colorimetric tube body is socketed with pipe close, and the surface of the pipe close is fixedly connected with connecting band, and rubber sleeve is fixedly mounted in the other end of the connecting band, the inside of the rubber sleeve and the top of colorimetric tube body are fixedly attached, for preventing pipe close from losing, pipe close is divided into pipe cap and tube body, is fixedly attached restraining position ring block in the tube body of pipe close.The colorimetric cylinder of the drug detection, pipe close is contacted by rubber sleeve with the nozzle of colorimetric tube body, to realize integral sealing, and adjusting rod adjusts the position of sealing block, so that sealing block moves down, leads between sealing block and pipe close tube body that there are gaps, so that the intrinsic air of colorimetric cylinder is discharged by the hole on pipe close, to keep the air pressure in pipe consistent with the external world, adjusting rod is recycled to extract pipe close, realizes that pipe close is convenient for the purpose extracted.

Description

A kind of colorimetric cylinder of drug detection

Technical field

The utility model relates to drug detection technique field, specially a kind of colorimetric cylinder of drug detection.

Background technique

With the development of the society, people's lives improve therewith, article of the drug as treatment patient, always by people Attention, however some illegal retailers sell counterfeit drug to speculate, and drug detection department has been set up in China thus, specially to can Doubtful drug is detected, and various equipment are needed during Medicine inspection, and colorimetric cylinder is one of them, and colorimetric cylinder is Key instrument in chemical experiment for visual colorimetric analysis experiment, can be used for rough measure solution concentration, when colorimetric will dress to The colorimetric cylinder for surveying solution is placed in the identical blank sheet of paper comparison made above of light levels with the colorimetric cylinder of a dress standard solution, uses meat Eye observation color difference, consequently facilitating collecting experimental data.

However existing colorimetric cylinder is during use, because solution expands with heat and contract with cold pipe close is adsorbed on colorimetric cylinder It is difficult to extract, and extracts by force, be easy so that solution drips, we have proposed a kind of colorimetric cylinders of drug detection thus.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of colorimetric cylinder of drug detection, and having prevents pipe The advantages of plug is convenient for extracting, solves existing colorimetric cylinder during use, because solution expands with heat and contract with cold pipe close is inhaled It is attached to and is difficult to extract on colorimetric cylinder, and extract by force, be easy so that the problem of solution drips.

The utility model provides the following technical solutions: a kind of colorimetric cylinder of drug detection, including colorimetric tube body, described The top movable of colorimetric tube body is socketed with pipe close, and the surface of the pipe close is fixedly connected with connecting band, the connecting band it is another Rubber sleeve is fixedly mounted in one end, and the inside of the rubber sleeve and the top of colorimetric tube body are fixedly attached, for preventing pipe close It loses, the pipe close is divided into pipe cap and tube body, restraining position ring block, the tube body on the pipe close are fixedly attached in the tube body of the pipe close It is fixedly attached the sealing shroud for sealing colorimetric tube body, hole, the top of the pipe close are opened up at the top of the pipe close There is adjusting rod by hole pivot bush unit, the bottom of the adjusting rod is fixedly installed with sealing block, the outer surface of the adjusting rod Movable sleeve is connected to spring, and one end of the spring is contacted with the pipe cap on pipe close, the other end of the spring and the top of sealing block Portion is fixedly connected.

Preferably, the stop collar is located at the top of sealing block, for limiting the position of sealing block.

Preferably, the spring is in tensional state, for pulling sealing block to contact with the tube body of pipe close, and seals pipe close Tube body.

Preferably, the inner wall shape of the pipe close tube body and the shape of sealing block are truncated cone-shaped, and sealing block and pipe close Tube body be adapted, convenient for sealing.

Be compared with the prior art, the utility model have it is following the utility model has the advantages that

The colorimetric cylinder of the drug detection pulls sealing block by spring, so that sealing block is contacted with pipe close tube body, thus Pipe close is sealed, pipe close is contacted by sealing shroud with the nozzle of colorimetric tube body, thus realize integral sealing, and adjusting rod The position of sealing block is adjusted, so that sealing block moves down, leads between sealing block and pipe close tube body that there are gaps, so that colorimetric cylinder Intrinsic air is discharged by the hole on pipe close, to keep the air pressure in pipe consistent with the external world, adjusting rod is recycled to extract Pipe close realizes pipe close convenient for the purpose of extraction.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the interior view of pipe close.

In figure: 1, colorimetric tube body；2, pipe close；3, stop collar；4, connecting band；5, rubber sleeve；6, sealing shroud；7, it adjusts Bar；8, sealing block；9, spring.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

A kind of colorimetric cylinder of drug detection referring to FIG. 1-2, including colorimetric tube body 1, the top of colorimetric tube body 1 Movable sleeve is connected to pipe close 2, and the surface of pipe close 2 is fixedly connected with connecting band 4, and rubber sleeve is fixedly mounted in the other end of connecting band 4 5, the inside of rubber sleeve 5 and the top of colorimetric tube body 1 are fixedly attached, and pipe close 2 is connected to colorimetric tube body by connecting band 4 1, for preventing pipe close 2 from losing, pipe close 2 divides for pipe cap and tube body, is fixedly attached restraining position ring block 3, pipe close 2 in the tube body of pipe close 2 On tube body be fixedly attached the sealing shroud 6 for sealing colorimetric tube body 1, the top of pipe close 2 offers the hole for ventilation There is adjusting rod 7 at the top in hole, pipe close 2 by hole pivot bush unit, and the bottom of adjusting rod 7 is fixedly installed with sealing block 8, stop collar 3 are located at the top of sealing block 8, for limiting the position of sealing block 8, prevent adjusting rod 7 from excessively pulling sealing block 8, so that sealing Block 8 is squeezed, and influences leakproofness, and the outer surface movable sleeve of adjusting rod 7 is connected to spring 9, on one end of spring 9 and pipe close 2 Pipe cap contact, the other end of spring 9 is fixedly connected with the top of sealing block 8, the inner wall shape of 2 tube body of pipe close and sealing block 8 Shape is truncated cone-shaped, and sealing block 8 is adapted with the tube body of pipe close 2, and convenient for sealing, the colorimetric cylinder of the drug detection leads to It crosses spring 9 and pulls sealing block 8, so that sealing block 8 is contacted with 2 tube body of pipe close, to be sealed to pipe close 2, pipe close 2 passes through close Big envelope 6 is contacted with the nozzle of colorimetric tube body 1, thus realize integral sealing, and adjusting rod 7 adjusts the position of sealing block 8, makes Sealing block 8 moves down, lead between 2 tube body of sealing block 8 and pipe close that there are gaps, so that the air in colorimetric tube body 1 passes through Hole discharge on pipe close 2 recycles adjusting rod 7 to extract pipe close 2 to keep the air pressure in pipe consistent with the external world, realizes pipe close 2 Convenient for the purpose of extraction.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of colorimetric cylinder of drug detection, including colorimetric tube body (1), it is characterised in that: the colorimetric tube body (1) Top movable is socketed with pipe close (2), and the surface of the pipe close (2) is fixedly connected with connecting band (4), the connecting band (4) it is another Rubber sleeve (5) are fixedly mounted in one end, and the inside of the rubber sleeve (5) and the top of colorimetric tube body (1) are fixedly attached, are used for Prevent pipe close (2) from losing, the pipe close (2) is divided into pipe cap and tube body, is fixedly attached restraining position ring block in the tube body of the pipe close (2) (3), the tube body on the pipe close (2) is fixedly attached the sealing shroud (6) for sealing colorimetric tube body (1), the pipe close (2) Top open up hole, the top of the pipe close (2) has adjusting rod (7) by hole pivot bush unit, the adjusting rod (7) Bottom is fixedly installed with sealing block (8), and the outer surface movable sleeve of the adjusting rod (7) is connected to spring (9), the spring (9) One end is contacted with the pipe cap on pipe close (2), is fixedly connected at the top of the other end of the spring (9) and sealing block (8).

2. a kind of colorimetric cylinder of drug detection according to claim 1, it is characterised in that: the stop collar (3) is located at The top of sealing block (8), for limiting the position of sealing block (8).

3. a kind of colorimetric cylinder of drug detection according to claim 1, it is characterised in that: the spring (9), which is in, draws State is stretched, for pulling sealing block (8) and the tube body of pipe close (2) to contact, and seals the tube body of pipe close (2).

4. a kind of colorimetric cylinder of drug detection according to claim 1, it is characterised in that: pipe close (2) tube body Inner wall shape and the shape of sealing block (8) are truncated cone-shaped, and sealing block (8) is adapted with the tube body of pipe close (2), convenient for close Envelope.