CN110251992A - A kind of sand core chromatographic column - Google Patents
A kind of sand core chromatographic column Download PDFInfo
- Publication number
- CN110251992A CN110251992A CN201910451948.1A CN201910451948A CN110251992A CN 110251992 A CN110251992 A CN 110251992A CN 201910451948 A CN201910451948 A CN 201910451948A CN 110251992 A CN110251992 A CN 110251992A
- Authority
- CN
- China
- Prior art keywords
- shell
- inner tube
- tube
- sand core
- outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
- B01D15/10—Selective adsorption, e.g. chromatography characterised by constructional or operational features
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The present invention relates to experiment equipment technical fields, and disclose a kind of sand core chromatographic column, including tube body, screen pipe, outlet end and the outlet tube set gradually from top to bottom, the tube body includes the shell one of transparent plastic and the inner tube one inside shell one and for glass, the outlet end includes the shell two of transparent plastic and the inner tube two inside shell two and for glass, said inner tube two is connected to outlet tube, the screen pipe is disposed in proximity at outlet end, and the outlet end is connected with tube body by screen pipe, is connect below the outlet end with outlet tube.When sand core damage, or when needing to change sand core according to experiment demand, it is not necessary to which integral replacing only needs to change screen pipe；Gasket prevents internal liquid to overflow outward, ensure that leakproofness；Screen pipe and tube body, outlet end outer ring maintain an equal level, not lofty, improve globality and aesthetics.
Description
Technical field
The present invention relates to experiment equipment technical field, specially a kind of sand core chromatographic column.
Background technique
Existing sand core chromatographic column, generally use by glass sand plate sintering on glass tube, the filter hole of glass sand plate it is big
It is small, before sintering it has been determined that just can not change after being sintered into finished product, when tube body damage, need to change entire chromatography
Column, or when the blocking of glass sand plate, not easy cleaning.
In the prior art, there is a kind of sand core changeable type glass chromatography column, by upper and lower flange by filter device
When connecting, but connecting by the method, upper and lower flange need to be bolted, process is relatively complicated, while flange is outside
Protrusion, also affects the overall beautiful of chromatographic column.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of sand core chromatographic columns, to realize that sand core is replaceable, cleans,
And globality, the function of good airproof performance.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: a kind of sand core chromatographic column, including from top to bottom according to
Tube body, screen pipe, outlet end and the outlet tube of secondary setting, the tube body include transparent plastic shell one and be located at shell
One inside and be glass inner tube one, the outlet end includes the shell two of transparent plastic and positioned at the inside of shell two and is
The inner tube two of glass, said inner tube two are connected to outlet tube, and the screen pipe is disposed in proximity at outlet end, and the liquid out
End is connected with tube body by screen pipe, is connect below the outlet end with outlet tube.
Preferably, the shell one and the top of inner tube one maintain an equal level, and the lower end of said inner tube one extends downwardly and is located at outer
The upper end of the downside of shell one, said inner tube two upwardly extends and is located at the upside of shell two, said inner tube one, said inner tube two
Elongated end periphery be arranged with plastic sheath, the plastic sheath is externally provided with external screw thread.
Preferably, the screen pipe includes the shell three of transparent plastic, be arranged in shell three and transparent sealing
Pad, the glass collar being connect with gasket and the sand core being arranged in glass collar；The gasket is integrally formed comprising one
Vertical pad and two lateral pads that are perpendicular and extending to the center of circle, the outside vertically padded and shell three bond, the glass
Glass circle is fastened between two lateral pads.
Preferably, the vertical pad inside of the gasket is equipped with the matched internal screw thread of external screw thread with plastic sheath, the glass
The wall thickness of glass circle be said inner tube one, the plastic sheath wall thickness summation, while being also the wall thickness of inner tube two and plastic sheath
Summation, the tube body, the outlet end are realized by the internal screw thread on the external screw thread and gasket on plastic sheath and screen pipe
Connection, and be fully connected the bottom end of rear said inner tube one, the top of said inner tube two press up against glass collar up and down
Side.
Preferably, the upper end of the outlet tube is S-type, the laterally setting and to extension of the middle part of the outlet tube S type part
Stretch to form cock chamber, be connected with cock on the cock chamber, the cock control outlet end, outlet tube closure be connected to.
Preferably, the tube body upper end is inserted with bottle cap.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of sand core chromatographic column, beneficial effect is:
1, when sand core damages, or when needing to change sand core according to experiment demand, it is not necessary to which integral replacing only needed to change
Chimney filter.
2, the shell one of tube body, inner tube one, the shell two of outlet end, inner tube two, shell three, the gasket of screen pipe are equal
For transparence, it is easy to observe internal chromatography situation.
3, by being arranged plastic sheath in the outside of inner tube one, inner tube two, external screw thread is equipped on the outside of plastic sheath, in shell three
Equipped with gasket, gasket inside is equipped with internal screw thread, it can be achieved that the connection of tube body, screen pipe, outlet end, installation and removal are more
Add conveniently, and inner tube one, glass collar, inner tube two abut after connection, realizes the connection of glass tube, while gasket prevents
Internal liquid overflows outward, ensure that leakproofness.
4, screen pipe and tube body, outlet end outer ring maintain an equal level, not lofty, improve globality and aesthetics.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the broken away view of Fig. 1；
Fig. 3 is the enlarged drawing at the A of Fig. 2；
Fig. 4 is the cross-sectional view of Fig. 1；
Fig. 5 is the cross-sectional view of screen pipe of the invention；
Fig. 6 is the broken away view of Fig. 5；
In figure: 1- tube body, 11- shell one, 12- inner tube one, 2- screen pipe, 21- shell three, 22- gasket, 221- are perpendicular
To pad, 222- lateral pad, 223- internal screw thread, 23- glass collar, 24- sand core, 3- outlet end, 31- shell two, 32- inner tube two, 4-
Outlet tube, 41- cock chamber, 5- plastic sheath, 51- external screw thread, 6- cock.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Please refer to Fig. 1-6, a kind of sand core chromatographic column, including tube body 1, screen pipe 2, the out liquid set gradually from top to bottom
End 3 and outlet tube 4, tube body 1 include the shell 1 of transparent plastic and the inner tube one inside shell 1 and for glass
12, outlet end 3 includes the shell 2 31 of transparent plastic and the inner tube 2 32 inside shell 2 31 and for glass, inner tube
2 32 are connected to outlet tube 4, and screen pipe 2 is disposed in proximity at outlet end 3, and outlet end 3 and tube body 1 are connected by screen pipe 2
It connects, 3 lower section of outlet end is connect with outlet tube 4；The upper end of outlet tube 4 is S-type, and the middle part of the S type part of outlet tube 4 is laterally set
Cock chamber 41 is set and extended outward to form, is connected with cock 6 on cock chamber 41, cock 6 controls outlet end 3, outlet tube 4 closes
It closes and is connected to.
The top of shell 1 and inner tube 1 maintains an equal level, and the lower end of inner tube 1 extends downwardly and is located at shell 1
The upper end of downside, inner tube 2 32 upwardly extends and is located at the upside of shell 2 31, inner tube 1, inner tube 2 32 elongated end outside
It encloses and is arranged with plastic sheath 5, plastic sheath 5 is externally provided with external screw thread 51.
The shell 3 21 of screen pipe 2 including transparent plastic, be arranged in shell 3 21 and transparent gasket 22, with
The glass collar 23 and the sand core 24 being arranged in glass collar 23 that gasket 22 connects；Gasket 22 is integrally formed comprising one
Vertical pad 221 and two lateral pads 222 that are perpendicular and extending to the center of circle, the outside of vertical pad 221 and shell 3 21 are viscous
Knot, glass collar 23 are fastened between two lateral pads 222.The outer spiral shell with plastic sheath is equipped on the inside of the vertical pad 221 of gasket 22
The matched internal screw thread 223 of line 51, the wall thickness of glass collar 23 be said inner tube 1, plastic sheath 5 wall thickness summation, while
For the summation of inner tube 2 32 and the wall thickness of plastic sheath 5, tube body 1, outlet end 3 by the external screw thread 51 on plastic sheath 5 and are sealed
Internal screw thread 223 on pad 22 realizes the connection with screen pipe 2, and is fully connected the top of the bottom end of rear inner tube 1, inner tube 2 32
End presses up against the upper and lower sides of glass collar 23.
Above-mentioned sand core chromatographic column, by being arranged plastic sheath 5, plastics in the outside of one 12 lower end of inner tube, 2 32 upper end of inner tube
5 outside of set is equipped with external screw thread 51, and gasket 22 is equipped in shell 3 21, be equipped with internal screw thread 223 on the inside of gasket 22, it can be achieved that
The connection of tube body 1, screen pipe 2, outlet end 3, installation and removal are more convenient, and inner tube 1, glass collar, inner tube after connection
2 32 abut, and realize the connection of glass tube, while gasket 22 prevents internal liquid to overflow outward, ensure that leakproofness.
During actual experiment, acid solution can be encountered, the material of acid-alkali-corrosive-resisting can be used in gasket 22, since vitreum connects
It is logical, in addition the setting of gasket 22, can prevent corrosion external shell and other equipment.
When sand core 24 damages, or when needing to change sand core according to experiment demand, it is not necessary to which integral replacing only needed to change
Chimney filter 2.In manufacturer's production, various types of screen pipes can be produced according to the different size in sand core aperture, with
Adapt to different experiment demands.
In the present invention, the shell 1 of tube body 1, inner tube 1, the shell 2 31 of outlet end 3, inner tube 2 32, filtering
Shell 3 21, the gasket 22 of pipe 2 are transparence, are easy to observe internal chromatography situation.And screen pipe 2 and tube body 1, go out
3 outer ring of liquid end maintains an equal level, not lofty, improves globality and aesthetics.
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, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", not
There is also other identical elements in the process, method, article or apparatus that includes the element for exclusion.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of sand core chromatographic column, it is characterised in that: including tube body (1), screen pipe (2), the out liquid set gradually from top to bottom
Hold (3) and outlet tube (4), the tube body (1) include the shell one (11) of transparent plastic and be located inside shell one (11) and
For the inner tube one (12) of glass, the outlet end (3) includes the shell two (31) of transparent plastic and is located in shell two (31)
Portion and be glass inner tube two (32), said inner tube two (32) is connected to outlet tube (4), and the screen pipe (2) is disposed in proximity to
At outlet end (3), and the outlet end (3) and tube body (1) are connected by screen pipe (2), outlet end (3) lower section and liquid out
Manage (4) connection.
2. a kind of sand core chromatographic column according to claim 1, it is characterised in that: the shell one (11) and inner tube one (12)
Top maintain an equal level, the lower end of said inner tube one (12) extends downwardly and is located at the downside of shell one (11), said inner tube two (32)
Upper end upwardly extend and be located at the upside of shell two (31), said inner tube one (12), said inner tube two (32) elongated end outside
It encloses and is arranged with plastic sheath (5), the plastic sheath (5) is externally provided with external screw thread (51).
3. a kind of sand core chromatographic column according to claim 2, it is characterised in that: the screen pipe (2) includes transparent plastic
Shell three (21), glass collar setting in shell three (21) and transparent gasket (22), connect with gasket (22)
(23) and sand core (24) in glass collar (23) is set；The gasket (22) is integrally formed comprising a vertical pad
(221) and it is perpendicular and to the center of circle extend two laterally pad (222), it is described it is vertical pad (221) outside and shell three
(21) it bonds, the glass collar (23) is fastened on two and laterally pads between (222).
4. a kind of sand core chromatographic column according to claim 3, it is characterised in that: the vertical pad of the gasket (22)
(221) inside is equipped with external screw thread (51) matched internal screw thread (223) with plastic sheath, and the wall thickness of the glass collar (23) is described
Inner tube one (12), the plastic sheath (5) wall thickness summation, while also for inner tube two (32) and plastic sheath (5) wall thickness it is total
With the tube body (1), the outlet end (3) pass through the interior spiral shell on the external screw thread (51) and gasket (22) on plastic sheath (5)
Line (223) realizes the connection with screen pipe (2), and is fully connected the bottom end of rear said inner tube one (12), said inner tube two (32)
Top press up against the upper and lower sides of glass collar (23).
5. a kind of sand core chromatographic column according to claim 1, it is characterised in that: the upper end of the outlet tube (4) is S-type,
The middle part of outlet tube (4) S type part is laterally arranged and extends outward to form cock chamber (41), connects on the cock chamber (41)
Be connected to cock (6), the cock (6) control outlet end (3), outlet tube (4) closure be connected to.
6. a kind of sand core chromatographic column according to claim 1, it is characterised in that: tube body (1) upper end is inserted with bottle cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451948.1A CN110251992A (en) | 2019-05-28 | 2019-05-28 | A kind of sand core chromatographic column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910451948.1A CN110251992A (en) | 2019-05-28 | 2019-05-28 | A kind of sand core chromatographic column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110251992A true CN110251992A (en) | 2019-09-20 |
Family
ID=67915721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910451948.1A Pending CN110251992A (en) | 2019-05-28 | 2019-05-28 | A kind of sand core chromatographic column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110251992A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112630355A (en) * | 2020-11-23 | 2021-04-09 | 江苏同济分析仪器有限公司 | Enrichment column of liquid chromatograph |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206444245U (en) * | 2016-12-27 | 2017-08-29 | 杜马司仪器（上海）有限公司 | A kind of core changeable type glass chromatography column |
-
2019
- 2019-05-28 CN CN201910451948.1A patent/CN110251992A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206444245U (en) * | 2016-12-27 | 2017-08-29 | 杜马司仪器（上海）有限公司 | A kind of core changeable type glass chromatography column |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112630355A (en) * | 2020-11-23 | 2021-04-09 | 江苏同济分析仪器有限公司 | Enrichment column of liquid chromatograph |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110251992A (en) | A kind of sand core chromatographic column | |
| CN106137221A (en) | A kind of anti-suck blood sampler | |
| CN105857893B (en) | Unmanned plane medicine-chest and the valve for unmanned plane medicine-chest | |
| CN209354839U (en) | A kind of reinforced HDPE drainpipe of antiultraviolet | |
| CN206660720U (en) | A kind of chemical filtration device | |
| CN202620870U (en) | Filter device | |
| CN103100248A (en) | Flip-cover top-in-type plastic cement, glass fiber reinforced plastic all-in-one filter | |
| CN209076213U (en) | Filter core and water purifier with it | |
| CN210645444U (en) | Conveniently disassemble water purification unit who crosses filter core | |
| CN203619251U (en) | Vacuum cup | |
| CN208641961U (en) | A kind of equipment for separating liquid from solid of silane coupling agent | |
| CN208791358U (en) | A kind of water purification catridge fixed structure | |
| CN208398682U (en) | A kind of helix tube heat exchange embedding structure | |
| CN206366240U (en) | A kind of swager filtration system | |
| CN206473894U (en) | A kind of filter of silico briquette sliced mortar | |
| CN207913321U (en) | A kind of vacuum filtration bottle | |
| CN109550302A (en) | A kind of filter | |
| CN204365031U (en) | A kind of supercharging precipitation medical filtration tank | |
| CN205478032U (en) | Diesel filter | |
| CN104760152A (en) | Screen sieve filter | |
| CN212465637U (en) | Tea water draining cup utilizing air pressure filtration | |
| CN204477667U (en) | A kind of noresidue formula oil leakage | |
| CN208512288U (en) | A kind of blood platelet filter | |
| CN211368899U (en) | Water deflector | |
| CN215246733U (en) | Multifunctional sealing cover for purified water bucket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190920 |