CN211318321U - Liquid chromatography mobile phase bottle with liquid drying recognition device - Google Patents
Liquid chromatography mobile phase bottle with liquid drying recognition device Download PDFInfo
- Publication number
- CN211318321U CN211318321U CN201922335576.4U CN201922335576U CN211318321U CN 211318321 U CN211318321 U CN 211318321U CN 201922335576 U CN201922335576 U CN 201922335576U CN 211318321 U CN211318321 U CN 211318321U
- Authority
- CN
- China
- Prior art keywords
- bottle
- liquid
- mobile phase
- mounting
- level sensor
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a liquid chromatogram mobile phase bottle with a liquid dry identification device, which comprises a bottle body, a bottle cap and a bottle bottom component; the bottom of the bottle body is provided with an opening, and the bottle bottom assembly is screwed at the opening at the bottom of the bottle body through threads; the bottle bottom assembly comprises a bottom seat body used for being connected with a bottle body, an installation cavity is formed in the bottom seat body, a lifting assembly is arranged in the installation cavity and comprises a lifting rod, the lifting rod upwards penetrates through the installation cavity of the bottom seat body and extends into the bottle body, and a liquid level sensor is arranged on the part, located in the bottle body, of the lifting rod; the liquid level sensor is connected with an alarm arranged on the bottom seat body and a control system connected with the liquid chromatograph. The utility model discloses can in time monitor the dry condition of mobile phase in the mobile phase bottle to when liquid is dry, through alarm output alarm signal and make mobile phase pump automatic shutdown operation appear.
Description
Technical Field
The utility model relates to a liquid chromatogram mobile phase bottle correlation technique field specifically is a take dry recognition device liquid chromatogram mobile phase bottle of liquid.
Background
The liquid chromatograph is widely applied to chemical analysis, and the detection of organic matters in substances such as food, environment, cosmetics, medicines, biological samples and the like often requires the liquid chromatograph to be developed greatly. However, the liquid chromatograph is very troublesome for the experimenters, and the problem of dry mobile phase occurs during the operation of the apparatus, especially the automatic sample injection analysis. If the mobile phase is dried up, the liquid chromatographic column and the mobile phase pump can be permanently damaged or even damaged, and great loss is brought to a laboratory.
At present, most of liquid chromatographs have no self-recognition capability for the dryness of a mobile phase, and a part of liquid chromatographs with the capability of detecting the condition of the mobile phase coherence simply place a liquid level sensor in a mobile phase bottle, so that the liquid level sensor has a single function and cannot be conveniently and firmly fixed.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of prior art, the utility model discloses combine prior art, set out from practical application, provide a take the dry recognition device liquid chromatogram mobile phase bottle of liquid, this mobile phase bottle overall structure design is simple reasonable, through the dry recognition device of liquid that has regulatory function that increases, can in time monitor the dry condition of mobile phase in the mobile phase bottle to when liquid is dry appears, through alarm output alarm signal and make mobile phase pump autostop operation.
The technical scheme of the utility model as follows:
a liquid chromatogram mobile phase bottle with a liquid dry identification device comprises a bottle body, a bottle cap and a bottle bottom component;
the bottom of the bottle body is provided with an opening, and the bottle bottom assembly is screwed at the opening at the bottom of the bottle body through threads;
the bottle bottom assembly comprises a bottom seat body used for being connected with a bottle body, an installation cavity is formed in the bottom seat body, a lifting assembly is arranged in the installation cavity and comprises a lifting rod, the lifting rod upwards penetrates through the installation cavity of the bottom seat body and extends into the bottle body, and a liquid level sensor is arranged on the part, located in the bottle body, of the lifting rod;
the liquid level sensor is connected with an alarm arranged on the bottom seat body and a control system connected with the liquid chromatograph.
The bottle bottom assembly further comprises an upper cover plate detachably connected with the bottom base body and used for sealing the upper opening of the installation cavity, and the lifting rod penetrates through the upper cover plate and extends into the bottle body.
And a sealing sleeve is arranged at the joint of the lifting rod and the upper cover plate.
The lifting assembly comprises a mounting seat, a sliding seat and a screw rod, the mounting seat, the sliding seat and the screw rod are fixedly arranged in the mounting cavity, the screw rod is rotatably arranged on the mounting seat through a bearing support, the sliding seat is in threaded fit with the screw rod and used for enabling the sliding seat to move up and down when the screw rod rotates, and the lifting rod is fixedly connected with the sliding seat.
The bottom surface intermediate position of bottom pedestal is equipped with the breach, the screw rod passes downwards installation cavity stretches into to in the breach, set up the hand wheel that is used for rotating the screw rod in the breach.
The bottle bottom assembly further comprises a lower cover plate detachably connected with the bottom base body and used for sealing the lower opening of the installation cavity, and the screw penetrates through the lower cover plate and extends into the notch.
And the lower cover plate is provided with a threading hole for a signal wire of the liquid level sensor to pass through.
The lifter is the cavity pole, cavity pole upper portion sets up the screw thread and is used for connecting level sensor, level sensor's signal line passes through inside the extending of cavity pole is outside the installation cavity.
The bottom seat body is provided with two mounting holes, the two mounting holes are respectively used for mounting an alarm and a terminal, a signal line of the liquid level sensor is divided into two parts, one part is directly connected to the alarm, the other part is connected to the terminal, and the signal line is connected with a control system of the liquid chromatograph through the terminal.
The bottom seat body is provided with a first wire groove and a second wire groove, the first wire groove is communicated with a mounting hole for mounting a terminal head, and the second wire groove is communicated with a mounting hole for mounting an alarm.
The utility model has the advantages that:
1. the utility model provides a liquid chromatogram mobile phase bottle, it is provided with the dry recognition device of liquid, when the dry condition appears in the liquid in the mobile phase bottle, its level sensor can produce the sensing signal to carry out audible-visual alarm with sensing signal transmission to the alarm, send sensing signal to liquid chromatograph's control system simultaneously, and then liquid chromatograph can give out instructions, make the mobile phase pump stall, the condition of avoiding the dry damage of chromatographic column automatically takes place.
2. The utility model provides a liquid chromatogram mobile phase bottle, the dry recognition device of liquid that its designed, adjustment level sensor that can be quick simple is at the height of mobile phase bottle, and then can be according to actual mobile phase chromatograph and the mobile phase condition, selects the liquid level of surplus in the mobile phase bottle to send alarm signal when reaching a certain settlement height automatically, and this liquid is dry up recognition device commonality is strong.
3. The utility model provides a liquid chromatogram mobile phase bottle, overall structure design is simple reasonable, is convenient for install on the one hand, and on the other hand is convenient for process the maintenance of preparation and later stage.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the bottle bottom assembly of the present invention;
figure 3 is the utility model discloses lifting unit structure sketch map.
Reference numerals shown in the drawings:
1. a bottle body; 2. a bottle bottom assembly; 3. a bottle cap; 4. a mobile phase line; 5. a liquid chromatograph; 6. a mobile phase filter head; 7. a signal line; 8. a bottom base body; 9. an upper cover plate; 10. a liquid level sensor; 11. sealing sleeves; 12. a mounting seat; 13. a lifting rod; 14. a sliding seat; 15. a first wire slot; 16. a terminal end; 17. an alarm; 18. a second wire slot; 19. threading holes; 20. a hand wheel; 21. a notch; 22. a screw; 23. a lower cover plate; 24. and (6) installing the cavity.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.
As shown in fig. 1-3, for the utility model provides a take dry recognition device liquid chromatogram mobile phase bottle structure chart of liquid.
In the utility model, the mobile phase bottle comprises a bottle body 1, a bottle cap 3 and a bottle bottom component 2; when in use, the mobile phase filter head 6 is arranged in the bottle body, and the mobile phase filter head 6 is connected with the liquid chromatograph 5 through the mobile phase pipeline 4.
The bottom of the bottle body 1 is provided with an opening, and the bottle bottom component 2 is screwed to the opening at the bottom of the bottle body 1 through threads to seal the opening; the bottle bottom assembly 2 comprises a bottom base body 8 used for being connected with the bottle body 1, a mounting cavity 24 is formed in the bottom base body 8, a lifting assembly is arranged in the mounting cavity 24 and comprises a lifting rod 13, the lifting rod 13 upwards penetrates through the mounting cavity 24 of the bottom base body 8 to reach the inside of the bottle body 1, and a liquid level sensor 10 is arranged on the part, located in the bottle body 1, of the lifting rod 13; the liquid level sensor 10 is connected with an alarm 17 arranged on the bottom seat body 8 and a control system connected with the liquid chromatograph 5 through a signal wire 7. The utility model discloses in, level sensor 10 is used for the mobile phase liquid level condition in the real-time supervision bottle 1, in the experimentation, along with the use of mobile phase, the liquid level descends gradually, and it can produce corresponding inductive signal when mobile phase liquid level is less than level sensor 10 height. The lifting assembly connected with the liquid level sensor 10 can adjust the height of the lifting rod 13, and is used for adjusting the height of the liquid level sensor 10 in the bottle body 1 through the lifting rod 13.
As shown in fig. 2, the utility model discloses an upper portion opening of installation cavity 24, bottle end assembly 2 still includes and can dismantle with bottom pedestal 8 and be connected and be used for installing 24 upper portion openings sealed upper cover plate 9 of cavity, lifter 13 passes upper cover plate 9 stretches into to inside the bottle 1. The utility model discloses a can dismantle between 9 accessible screws of upper cover plate or screw-thread fit's mode and the bottom pedestal 8 and be connected, after it demolishs, installation elevating module that can be convenient. Meanwhile, a sealing sleeve 11 is arranged at the joint of the lifting rod 13 and the upper cover plate 9 to realize the sealing of the joint and avoid flowing phase liquid from flowing out.
Preferably, in the present invention, the lifting assembly includes a mounting seat 12, a sliding seat 14 and a screw rod 22 fixedly disposed in the mounting cavity 24, the screw rod 22 is rotatably disposed on the mounting seat 12 through a bearing support, the sliding seat 14 is in threaded fit with the screw rod 22 for moving the sliding seat 14 up and down when the screw rod 22 rotates, and the lifting rod 13 is fixedly connected to the sliding seat 14.
Preferably, in the utility model discloses, the bottom surface intermediate position of bottom pedestal 8 is equipped with breach 21, screw rod 22 passes downwards installation cavity 24 stretch into to in the breach 21, set up the hand wheel 20 that is used for rotating screw rod 22 in the breach 21. The utility model discloses a breach 21 sets up, and adversary's wheel 20 that can be very convenient operates, and hand wheel 20 hides in breach 21, can not occupy the unnecessary space of mobile phase bottle.
Preferably, in the present invention, the lower opening of the installation cavity 24, the bottom assembly 2 further comprises a lower cover plate 23 detachably connected to the bottom base 8 for sealing the lower opening of the installation cavity 24, and the screw rod 22 passes through the lower cover plate 23 extending into the notch 21. The lower cover plate 23 can be detachably connected to the bottom housing 8 by means of screws or screw-fitting. The back is demolishd at apron 23 down, installation elevating assembly that can be convenient, the utility model discloses when the actual processing preparation, can demolish apron 23 down earlier, be fixed in apron 23 down with elevating assembly and install apron 23 down again together.
Preferably, the lifting rod 13 is a hollow rod, the upper part of the hollow rod is provided with threads for connecting the liquid level sensor 10, and the signal wire 7 of the liquid level sensor 10 extends out of the installation cavity 24 through the inside of the hollow rod. The arrangement as a hollow rod structure facilitates the arrangement of the signal wires 7. Simultaneously the utility model discloses in, be equipped with two mounting holes on bottom pedestal 8, be used for installing alarm 17 and terminal 16 in two mounting holes respectively, level sensor 10's signal line 7 is divided into two, and partly lug connection is to alarm 17, and another part is connected to terminal 16, is connected with liquid chromatograph 5's control system through terminal 16. The bottom seat body 8 is provided with a first wire groove 15 and a second wire groove 18, the first wire groove 15 is communicated with a mounting hole for mounting a terminal 16, and the second wire groove 18 is communicated with a mounting hole for mounting an alarm 17. The first wire groove 15 and the second wire groove 18 may be both provided at one side of the notch 21 to facilitate the arrangement of the signal wire 7.
Claims (10)
1. A liquid chromatogram mobile phase bottle with a liquid dry identification device is characterized by comprising a bottle body, a bottle cap and a bottle bottom component;
the bottom of the bottle body is provided with an opening, and the bottle bottom assembly is screwed at the opening at the bottom of the bottle body through threads;
the bottle bottom assembly comprises a bottom seat body used for being connected with a bottle body, an installation cavity is formed in the bottom seat body, a lifting assembly is arranged in the installation cavity and comprises a lifting rod, the lifting rod upwards penetrates through the installation cavity of the bottom seat body and extends into the bottle body, and a liquid level sensor is arranged on the part, located in the bottle body, of the lifting rod;
the liquid level sensor is connected with an alarm arranged on the bottom seat body and a control system connected with the liquid chromatograph.
2. The liquid chromatography mobile phase bottle with the liquid drying identification device as claimed in claim 1, wherein the upper opening of the mounting cavity is provided, the bottle bottom assembly further comprises an upper cover plate detachably connected with the bottom seat body for sealing the upper opening of the mounting cavity, and the lifting rod penetrates through the upper cover plate and extends into the bottle body.
3. The liquid chromatography mobile phase bottle with the liquid dry-up recognition device of claim 2, wherein a sealing sleeve is arranged at the joint of the lifting rod and the upper cover plate.
4. The liquid chromatography mobile phase bottle with the liquid dry-up recognition device according to claim 1, wherein the lifting assembly comprises a mounting seat fixedly arranged in the mounting cavity, a sliding seat and a screw rod, the screw rod is fixedly supported on the mounting seat through a bearing, the sliding seat is in threaded fit with the screw rod and is used for enabling the sliding seat to move up and down when the screw rod rotates, and the lifting rod is fixedly connected with the sliding seat.
5. The liquid chromatography mobile phase bottle with the liquid drying identification device of claim 4, wherein a notch is formed in the middle of the bottom surface of the bottom seat body, the screw rod penetrates through the mounting cavity downwards and extends into the notch, and a hand wheel for rotating the screw rod is arranged in the notch.
6. The liquid chromatography mobile phase bottle with liquid dry-out recognition device of claim 5, wherein the lower opening of the mounting cavity is provided, the bottle bottom assembly further comprises a lower cover plate detachably connected with the bottom seat body for sealing the lower opening of the mounting cavity, and the screw rod penetrates through the lower cover plate and extends into the notch.
7. The liquid chromatography mobile phase bottle with the liquid dry-up recognition device as claimed in claim 6, wherein the lower cover plate is provided with a threading hole for a signal wire of the liquid level sensor to pass through.
8. The liquid chromatography mobile phase bottle with the liquid dry-up recognition device according to claim 1, wherein the lifting rod is a hollow rod, the upper portion of the hollow rod is provided with threads for connecting the liquid level sensor, and a signal wire of the liquid level sensor extends out of the installation cavity through the inside of the hollow rod.
9. The liquid chromatography mobile phase bottle with the liquid dry-out recognition device according to claim 8, wherein the bottom seat body is provided with two mounting holes, the two mounting holes are respectively used for mounting the alarm and the terminal, the signal line of the liquid level sensor is divided into two parts, one part is directly connected to the alarm, the other part is connected to the terminal, and the other part is connected with the control system of the liquid chromatograph through the terminal.
10. The liquid chromatography mobile phase bottle with liquid dry run recognition device of claim 9, wherein the bottom seat body is provided with a first wire slot and a second wire slot, the first wire slot is communicated with a mounting hole for mounting a terminal, and the second wire slot is communicated with a mounting hole for mounting an alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922335576.4U CN211318321U (en) | 2019-12-20 | 2019-12-20 | Liquid chromatography mobile phase bottle with liquid drying recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922335576.4U CN211318321U (en) | 2019-12-20 | 2019-12-20 | Liquid chromatography mobile phase bottle with liquid drying recognition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211318321U true CN211318321U (en) | 2020-08-21 |
Family
ID=72081086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922335576.4U Expired - Fee Related CN211318321U (en) | 2019-12-20 | 2019-12-20 | Liquid chromatography mobile phase bottle with liquid drying recognition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211318321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111103367A (en) * | 2019-12-20 | 2020-05-05 | 刘仲 | Liquid chromatography mobile phase bottle with liquid drying recognition device |
-
2019
- 2019-12-20 CN CN201922335576.4U patent/CN211318321U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111103367A (en) * | 2019-12-20 | 2020-05-05 | 刘仲 | Liquid chromatography mobile phase bottle with liquid drying recognition device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100346162C (en) | Method for detecting citrinin content in red koji fermentation product | |
| CN211318321U (en) | Liquid chromatography mobile phase bottle with liquid drying recognition device | |
| CN103235074B (en) | High performance liquid chromatography online analysis method and application thereof | |
| CN204514882U (en) | Derivatization reaction device after a kind of photochemistry post | |
| CN102288473B (en) | On-line coupling system for dynamic liquid-liquid solid imprinted microextraction-liquid phase chromatogram and application thereof | |
| CN111103367A (en) | Liquid chromatography mobile phase bottle with liquid drying recognition device | |
| CN207798514U (en) | The pretreating device of mycotoxin Physico-chemical tests in a kind of grain | |
| CN205157547U (en) | Vegetables pesticide residue detection device | |
| CN207575847U (en) | A kind of head space micro-extraction device | |
| CN209139381U (en) | A kind of sample introduction needle wiper mechanism for liquid chromatograph sample injector | |
| CN209640036U (en) | Liquid quality detects deep layer sampler | |
| CN205301258U (en) | Full -automatic transformer oil chromatogram degasification sampling device | |
| CN212008059U (en) | Solid phase extraction instrument | |
| CN209513736U (en) | A kind of high performance liquid chromatograph equipped with automatic sampling apparatus measuring strychnine | |
| CN208212691U (en) | automatic filtration device controlled by P L C | |
| CN208420447U (en) | A kind of liquid chromatograph automatic sampling device | |
| CN220894238U (en) | Double-column circulation preparation liquid chromatograph | |
| CN210229197U (en) | Solid phase extraction device | |
| CN210294004U (en) | Physical adsorption instrument with intensive multi-sample tube sealing device | |
| CN209342279U (en) | A kind of pressure sensor for Ultra Performance Liquid Chromatography instrument | |
| CN219552322U (en) | Novel kitchen garbage degradation machine humidity sensing probe | |
| CN201754098U (en) | Oil-water metering device | |
| CN219641718U (en) | Tissue fixing container with interval | |
| CN217587072U (en) | Solid-phase extraction column convenient to change filter screen | |
| CN220872421U (en) | PH measurement multichannel sample injector with cleaning and drying functions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 Termination date: 20201220 |