CN206208848U - A kind of chromatography column feed materials bottle - Google Patents

Abstract

The utility model discloses a kind of chromatography column feed materials bottle, including body and the bottleneck being arranged on body, bottleneck includes shackle member and connector, shackle member and connector integrally connected are set, the other end of connector is connected with body, external diameter of the external diameter of shackle member more than connector, bottle cap is arranged with outside shackle member, bottle cap is plastic bottle closure, columned inner chamber is provided with bottle cap, the insert port with inner space is offered on bottle cap bottom, fixture has been provided projectingly on the side wall of bottle cap, the thickness of fixture successively decreases to inner chamber opening direction, fixture coordinates with shackle member；Intracavity bottom is connected with sealing gasket, and sealing gasket includes seal and fitting part, and seal is abutted with shackle member, and fitting part is connected with intracavity bottom, and cell body is offered on fitting part, and cell body coordinates with insert port.The utility model has good sealing effectiveness to detected sample, is difficult to make volatile sample volatilize when sample detection is taken out.

Description

A kind of chromatography column feed materials bottle

Technical field

The utility model is related to chromatography laboratory apparatus technical field, more particularly to a kind of chromatography column feed materials bottle.

Background technology

With the fast development of chromatography industry, around the equipment of chromatography and the demand of product also at full speed Increase.In chromatography field, the sealing of the chromatogram bottle of experiment can have large effect to chromatography.It is usually used Chromatogram bottle, be to be coordinated by bottle cap and body screw thread, chromatogram bottle is formed the entirety with sealing function.However, in sampling When carrying out chromatogram detection, this kind of chromatogram bottle needs to turn on bottle cap and is separated with body, exposes bottleneck, then will be treated from bottleneck Detection sample takes out, and in this process, if detected sample is volatile materials, sample is volatilized from bottleneck, not only It is easily caused test result to be affected, can also endangers the healthy of operator.

Utility model content

The purpose of this utility model is to provide a kind of chromatography column feed materials bottle, which solves and is taking out effumability sample to be detected During product, it volatilizees from bottleneck and influences test result and the healthy problem of operator, has to detected sample good Sealing effectiveness and be difficult to make the advantage of volatile sample volatilization when taking out sample detection.

Above-mentioned technical purpose of the present utility model technical scheme is that：

A kind of chromatography column feed materials bottle, including body and the bottleneck that is arranged on body, the bottleneck include shackle member and company Fitting, the shackle member and connector integrally connected are set, and the other end of the connector is connected with body, the shackle member External diameter is arranged with bottle cap more than the external diameter of connector outside the shackle member, the bottle cap is plastic bottle closure, is set on the bottle cap Columned inner chamber is equipped with, the insert port with inner space is offered on the bottle cap bottom, it is prominent on the side wall of the bottle cap Fixture is provided with, the thickness of the fixture successively decreases to inner chamber opening direction, the fixture coordinates with shackle member；In described Bottom of chamber portion is connected with sealing gasket, and the sealing gasket includes seal and the fitting part being connected on seal, the seal with Shackle member is abutted, and the fitting part is connected with intracavity bottom, and cell body is offered on the fitting part, and the cell body is matched somebody with somebody with insert port Close.

Using said structure, plastic bottle closure or rubber bottle cap have certain deformability, when the bottle cap with sealing gasket When being enclosed within the shackle member outside for column, firmly press, the fixture at lumen openings can be by the squeezing action of shackle member Force lumen openings slightly to be opened, and because the thickness of fixture successively decreases to inner chamber opening direction, be easy to shackle member to insert inner chamber In.After bottle cap is connected with bottleneck, the inwall of sealing gasket and bottleneck, bottleneck and the inner chamber of intracavity bottom connection, shackle member and solid Determine to be respectively formed preferable withstanding effect between part, and cell body is not opened up on seal, so that bottleneck is closely connected simultaneously with bottle cap Make the application that there is preferable sealing property.When needing to take out sample, due to offering cell body, and cell body face on fitting part To insert port, the instrument of sampling can extract the sample in bottle into inserting into the mouth and wearing out seal, into body, subtract Sample from the possibility for volatilizing is lacked, so as to protect the health of human body of operating personnel.

More preferably：The fixture includes fixing circle and stiffening ring, and the stiffening ring is near lumen openings.

Using said structure, fix circle and stiffening ring forms fixture, and the height of the stiffening ring near lumen openings is low In the height for fixing circle, and fixing circle it is difficult that the insertion of bottleneck is caused to hinder, is easy to be inserted bottleneck.When this Shen of use Please and when opening bottle cap when opening bottle cap, or after detection sample and being cleaned, will be pulled outwardly or turn at bottle cap opening, stiffening ring with The integral thickness of bottle cap side wall than fix circle with bottle cap side wall formed integral thickness it is thin, be provided with reinforcement iris out be easier to generation Deformation, is easy to obliquely separate bottle cap with bottleneck.Stiffening ring has the effect for increasing and being shunk at bottle cap opening, is beaten bottle cap The deformation produced when opening recovers rapidly, thus reduce bottle cap due to be repeatedly opened and deformation excessively and the possibility that cannot recover, So as to extend the service life of bottle cap.

More preferably：Described fixing be provided with the first spacing between circle and stiffening ring, and the stiffening ring is opened with inner chamber The second spacing is provided with mouthful, first spacing is equal to the second spacing.

Due to the mode of open bottle cover, it is pulled outwardly or turns over by from the bottle cap opening of its side using said structure, Fixing circle is set to produce gap to the corresponding side of shackle member, consequently facilitating making bottle cap be separated with bottleneck.It is provided between first Away from being only bottle cap sidewall thickness with the wall thickness at the second spacing, most easily deform upon, when pulling or turning at bottle cap opening, be easier to Stiffening ring is driven to be moved to away from bottleneck side, so as to also be easier to drive the corresponding side for fixing circle to be separated with shackle member.Between first The first spacing belt and the second spacing belt are respectively away from corresponding with the second spacing, the first spacing belt and the second spacing belt are to bottle cap End has protective effect, if the second spacing belt is damaged, is difficult to make stiffening ring be damaged at once, so that also to extension Bottle cap service life is contributed, recyclable bottle cap, and bottle cap can be made to keep preferable sealing property.

More preferably：The circle and stiffening ring of fixing is stepped.

Using said structure, fix circle be with stiffening ring it is stepped, and stiffening ring and the formation of bottle cap side wall entirety, its wall Thickness is less than and fixes the overall thickness that circle is formed with bottle cap side wall, first moves stiffening ring so as to contribute to and divides with bottleneck outer wall From consequently facilitating bottle cap is separated with bottleneck.

More preferably：The cell body is any one in in-line, cross, M shape.

Using said structure, in-line, cross, the cell body of M shape are located on the fitting part below insert port, are reduced Frictional force and resistance that the instrument for taking sample is produced when being inserted.The especially cell body of cross, M shape, it is right to also add The positioning action of instrument, the resistance suffered when infall is inserted is minimum, most easily inserts sealing gasket.

More preferably：The thickness of bottle cap side wall is the 1/3-1/2 of the thickness of bottle cap bottom.

Using said structure, when bottle cap is covered in bottleneck completely, bottle cap bottom be mainly used in support sealing gasket, make its with There is withstanding effect in bottleneck end.Therefore, bottom is thicker, and the degree for deforming upon is smaller, easily makes to be protected between sealing gasket and bottleneck Hold good contact.And when opening bottle cap, generally to be moved from its opening or slightly stir side wall, thickness is smaller, thick herein Side wall in the range of degree is not only formed with bottleneck outside and is brought into close contact, and is more easy to be moved or stirred, and is easier to restore to the original state.

More preferably：The seal is teflon gasket, and the fitting part is silica gel pad.

Using said structure, teflon gasket has excellent chemical stability, is difficult anti-with testing sample generation Should, and silica gel pad then has some tension and toughness, so that cell body is kept closed, and silica gel pad and plastics or rubber There is the bottle cap that glue is made good laminating to act on, and increase the connectivity with bottle cap.

More preferably：The thickness of the seal is the 1/12-1/10 of the thickness of fitting part.

Using said structure, the thickness of the thickness less than fitting part of seal, when the instrument for taking sample, such as syringe, insertion When in the cell body on fitting part, it is easier to puncture seal, is easy to instrument to take out sample.

In sum, the utility model has the advantages that：

1st, patchhole is opened up in the bottle cap bottom for offering inner chamber, prevents diameter same in intracavity bottom, and by Teflon gasket and silica gel pad connect the sealing gasket to be formed, and the position of bottle cap openend is provided with fixing in inner chamber Circle and stiffening ring, are used in conjunction with each other, so that the termination position of bottleneck is brought into close contact with teflon gasket, outside bottleneck Portion is abutted with the inwall of bottle cap inner chamber, and shackle member is abutted with circle is fixed, and does not open up cell body on teflon gasket, is had Effect keeps the good seal performance of the application.

2nd, open up cell body on silica gel pad, and make teflon gasket towards inside bottleneck, keep when the work of sampling Tool from cell body be inserted into when, cell body reduces the stop to instrument, and instrument punctures teflon gasket into inside body It is sampled, effectively reduces the probability that volatile detected sample volatilizees from bottleneck.

Brief description of the drawings

Fig. 1 is the structural representation of chromatography column feed materials bottle in embodiment 1, is mainly used in embodying bottle cap, body, shackle member, company Fitting, insert port, the structure of sealing gasket；

Fig. 2 is the structural representation of chromatography column feed materials bottle in embodiment 1, be mainly used in embodying inner chamber, insert port, fix circle, The structure of stiffening ring；

Fig. 3 is the structural representation of chromatography column feed materials bottle in embodiment 1, is mainly used in embodying seal, fitting part, cell body Structure；

Fig. 4 is the structural representation of chromatography column feed materials bottle in embodiment 1, is mainly used in embodying shackle member, connector, insertion Mouth, fixing circle, seal, fitting part, stiffening ring, the first spacing belt, the structure of the second spacing belt；

Fig. 5 is the structural representation of chromatography column feed materials bottle in embodiment 2, is mainly used in embodying seal, fitting part, cell body Structure；

Fig. 6 is the structural representation of chromatography column feed materials bottle in embodiment 3, is mainly used in embodying seal, fitting part, cell body Structure.

In figure, 1, body；2nd, bottleneck；21st, shackle member；22nd, connector；3rd, bottle cap；31st, inner chamber；32nd, insert port；4th, it is solid Determine part；41st, circle is fixed；42nd, stiffening ring；5th, sealing gasket；51st, seal；52nd, fitting part；6th, cell body；71st, the first spacing belt； 72nd, the second spacing belt；8th, depressed part.

Specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

This specific embodiment is only that, to explanation of the present utility model, it is not to limitation of the present utility model, ability Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but As long as all being protected by Patent Law in right of the present utility model.

Embodiment 1：A kind of chromatography column feed materials bottle, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, including body 1 and is arranged on body Bottleneck 2 on 1, body 1 is made up of glass material.One is provided with to the depressed part 8 bent inside body 1 in the bottom of body 1, It is easy to improve liquid level of the sample inside body 1.The bottleneck 2 includes shackle member 21 and connector 22, shackle member 21 and connector 22 integrally connecteds are set, and the external diameter of body 1, the external diameter of shackle member 21, the external diameter of connector 22 reduce according to this, outside shackle member 21 Portion is arranged with bottle cap 3, and the bottle cap 3 is plastic bottle closure, the insert port 32 of a circle is opened up at the bottom centre of bottle cap 3, in it Portion is provided with columned inner chamber 31, and insert port 32 is connected with inner chamber 31.Sealing gasket 5, sealing gasket 5 are placed with the bottom of inner chamber 31 Including seal 51 and fitting part 52, the seal 51 is teflon gasket, and fitting part 52 is silica gel pad, and seal 51 thickness is the 1/12 of the thickness of fitting part 52.Seal 51 is abutted with bottleneck 2, and fitting part 52 connects with the bottom of inner chamber 31 Connect, the cell body 6 of in-line offered on fitting part 52, the gap of cell body 6 is smaller, and edge and insert port 32 edge phase Contact.The place of abutting of shackle member 21 is being provided with fixing circle 41, is being provided with fixing below circle 41 and being close at the opening of inner chamber 31 Stiffening ring 42, it is the first spacing to fix between circle 41 and stiffening ring 42, is the second spacing at stiffening ring 42 and the opening of inner chamber 31, the One spacing is equal to the second spacing, and the first spacing respectively first spacing belt 71 and second spacing belt corresponding with the second spacing 72。

The end face cross section of reference picture 4, fixing circle 41 and stiffening ring 42 is arc-shaped, and fixes the height of circle 41 to add The twice of 42 thickness of strong circle.Fix contact surface of the circle 41 when being abutted with shackle member 21 larger so that bottle cap 3 and shackle member 21 it Between connection it is more stable.And the thickness of the side wall of bottle cap 3 is the 1/3 of the thickness of the bottom of bottle cap 3.

Sample is placed in inside body 1, the bottle cap 3 with sealing gasket 5 is pressed down on from the inclined upward of bottleneck 2 immediately, The openend of bottle cap 3 is deformed upon, so that shackle member 21 snaps in sealing gasket 5 and fixes in the region that circle 41 is formed, makes bottleneck 2 Termination position is abutted with teflon gasket, and the outside of bottleneck 2 abuts with the inwall of inner chamber 31, and one end and the fixing of shackle member 21 are enclosed 41 form abutting, so that chromatography column feed materials bottle is overall to have preferable sealing property, reduce volatile testing sample and therefrom wave The possibility of hair.

When needing taking-up testing sample to be detected, by specific purpose tool, insert in the cell body 6 of in-line, be inserted into Teflon gasket and into sample extraction is carried out inside body 1, in extraction process, the instrument of insertion is by polytetrafluoroethylene (PTFE) pad Piece is surrounded, and sample is difficult to be volatilized from the hole of insertion, so as to reduce the body harm to operating personnel.

When being recycled after needing the opening of bottle cap 3 by chromatography column feed materials bottle to be cleaned, move or stir bottle cap 3 and be open Place, so that the second spacing belt 72 at this drives stiffening ring 42 to deform upon, then drives the first spacing belt of the side successively 71 deform upon with circle 41 is fixed, and it is separated with shackle member 21, are easy to obliquely separate bottle cap 3 with bottleneck 2, then enter successively Row cleaning, the operation for drying, changing seal 51 and recycle and reuse.

Embodiment 2：A kind of chromatography column feed materials bottle, the difference with embodiment 1 is, as shown in figure 5, cell body 6 is cross Shape, the thickness of seal 51 is the 1/10 of the thickness of fitting part 52.It is stepped to fix circle 41 and stiffening ring 42, i.e., both are tight It is affixed.And the thickness of the side wall of bottle cap 3 is the 1/2 of the thickness of the bottom of bottle cap 3.The seal 51 of the thickness is more firm, and it is right to increase The sealing effectiveness of bottleneck 2；Criss-cross cell body 6 is easy to sampling tool to focus on conjunction and be aligned, so as to be favorably improved the standard of sampling True rate simultaneously accelerates the speed for sampling.And the side wall of the thickness has larger intensity, it is difficult to be received and breaks bad.

Embodiment 3：A kind of chromatography column feed materials bottle, the difference with embodiment 1 is that the thickness of the side wall of bottle cap 3 is bottle cap 3 The 1/2 of the thickness of bottom.And as shown in fig. 6, cell body 6 is M shape, and the thickness of seal 51 is the thickness of fitting part 52 1/11.The cell body 6 of M shape cooperates with the seal 51 of the thickness, is more easy to make sampling tool be aligned in position insertion bottle, It is favorably improved operating efficiency.

Claims (8)

1. a kind of chromatography column feed materials bottle, including body（1）And it is arranged on body（1）On bottleneck（2）, it is characterized in that：The bottle Mouthful（2）Including shackle member（21）And connector（22）, the shackle member（21）And connector（22）Integrally connected is set, the company Fitting（22）The other end and body（1）Connection, the shackle member（21）External diameter be more than connector（22）External diameter, the card Fitting（21）Outside is arranged with bottle cap（3）, the bottle cap（3）It is plastic bottle closure, the bottle cap（3）On be provided with it is columned in Chamber（31）, the bottle cap（3）Offered on bottom and inner chamber（31）The insert port of connection（32）, the bottle cap（3）Side wall on It has been provided projectingly fixture（4）, the fixture（4）Thickness to inner chamber（31）Opening direction successively decreases, the fixture（4）With Shackle member（21）Coordinate；The inner chamber（31）Bottom is connected with sealing gasket（5）, the sealing gasket（5）Including seal（51）With It is connected to seal（51）On fitting part（52）, the seal（51）With shackle member（21）Abut, the fitting part（52） With inner chamber（31）Bottom connects, the fitting part（52）On offer cell body（6）, the cell body（6）With insert port（32）Coordinate.

2. a kind of chromatography column feed materials bottle according to claim 1, it is characterized in that：The fixture（4）Enclosed including fixing（41） And stiffening ring（42）, the stiffening ring（42）Near inner chamber（31）Opening.

3. a kind of chromatography column feed materials bottle according to claim 2, it is characterized in that：It is described to fix circle（41）And stiffening ring（42）It Between be provided with the first spacing, the stiffening ring（42）With inner chamber（31）The second spacing, described first spacing etc. are provided with opening In the second spacing.

4. a kind of chromatography column feed materials bottle according to claim 2, it is characterized in that：It is described to fix circle（41）And stiffening ring（42）For It is stepped.

5. a kind of chromatography column feed materials bottle according to claim 1, it is characterized in that：The cell body（6）For in-line, cross, Any one in M shape.

6. a kind of chromatography column feed materials bottle according to claim 1, it is characterized in that：The bottle cap（3）The thickness of side wall is bottle cap （3）The 1/3-1/2 of the thickness of bottom.

7. a kind of chromatography column feed materials bottle according to claim 1, it is characterized in that：The seal（51）It is polytetrafluoroethylene (PTFE) pad Piece, the fitting part（52）It is silica gel pad.

8. a kind of chromatography column feed materials bottle according to claim 7, it is characterized in that：The seal（51）Thickness be fitting part （52）Thickness 1/12-1/10.