CN214703457U - High performance liquid chromatograph convenient to adjust velocity of flow - Google Patents
High performance liquid chromatograph convenient to adjust velocity of flow Download PDFInfo
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- CN214703457U CN214703457U CN202120570151.6U CN202120570151U CN214703457U CN 214703457 U CN214703457 U CN 214703457U CN 202120570151 U CN202120570151 U CN 202120570151U CN 214703457 U CN214703457 U CN 214703457U
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- limiting cylinder
- liquid chromatograph
- speed limiting
- high performance
- flow rate
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Abstract
The utility model relates to a mixture separation analytical equipment technical field, specifically speaking relates to a high performance liquid chromatograph convenient to velocity of flow is adjusted, including setting up the storage bottle on the liquid chromatograph shell, be provided with velocity of flow adjusting device on the storage bottle, velocity of flow adjusting device is including setting up the feed liquor pipe that is linked together on the storage bottle and with the storage bottle and the rectangular pipe of fixed mounting in feed liquor socle end, the inside of rectangular pipe is provided with the outflow cavity that is linked together with the feed liquor pipe, be provided with outer through-hole on the diapire of outflow cavity, be provided with a speed limit section of thick bamboo on the side of rectangular pipe, be provided with the rectangular hole that is linked together with outer through-hole on the inner wall of a speed limit section of thick bamboo, the top of a speed limit section of thick bamboo is provided with electric putter, electric putter's telescopic shaft end be located a speed limit section of thick bamboo and with speed limit section of thick bamboo between sliding connection's sealing piston. The utility model discloses be convenient for adjust the liquid velocity of flow, facilitate the use, offer convenience for the user.
Description
Technical Field
The utility model relates to a mixture separation analytical equipment technical field, specifically speaking relates to a high performance liquid chromatograph convenient to velocity of flow is adjusted.
Background
The liquid chromatograph is characterized in that the mixture is separated firstly by utilizing the difference of the distribution ratio of the mixture between two liquid which are liquid-solid or immiscible, and then the mixture is analyzed and identified.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high performance liquid chromatograph convenient to adjust the velocity of flow to solve the defect that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a high performance liquid chromatograph convenient to adjust velocity of flow, is including setting up the storage bottle on the liquid chromatograph shell, be provided with velocity of flow adjusting device on the storage bottle, velocity of flow adjusting device is including setting up on the storage bottle and with feed liquor pipe and the fixed mounting that the storage bottle is linked together are in the rectangular pipe of feed liquor socle end, the inside of rectangular pipe be provided with the outflow cavity that the feed liquor pipe is linked together, be provided with outer through-hole on the diapire of outflow cavity, be provided with the speed limit section of thick bamboo on the side of rectangular pipe, be provided with on the inner wall of the speed limit section of thick bamboo with the rectangular hole that outer through-hole is linked together, the top of the speed limit section of thick bamboo is provided with electric putter, electric putter's telescopic shaft end be provided with be located in the speed limit section of thick bamboo and with sliding connection's between the speed limit section of thick bamboo sealing piston.
Preferably, the outer through hole is inclined downwards by 45 degrees, so that liquid can flow out along the outer through hole conveniently.
Preferably, a top cover is arranged on a base of the electric push rod and fixedly mounted on the top surface of the speed limiting cylinder through a plurality of fastening screws, so that the electric push rod is conveniently and fixedly mounted on the top surface of the speed limiting cylinder.
Preferably, the top surface of the speed limiting cylinder is also provided with a sealing gasket, and the sealing gasket is positioned between the speed limiting cylinder and the top cover, so that the speed limiting cylinder and the top cover have better sealing performance, and the liquid leakage is not easy to occur.
Preferably, the tail end of the telescopic shaft of the electric push rod is tightly welded with a rectangular plate, and the sealing piston is fixedly installed on the rectangular plate through a plurality of fastening screws, so that the sealing piston is conveniently and fixedly installed on the telescopic shaft of the electric push rod.
Preferably, the bottom end of the speed limiting cylinder is integrally formed with a conical sleeve, and the bottom end of the conical sleeve is integrally formed with a discharge pipe, so that liquid can be conveniently discharged outwards along the discharge pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a velocity of flow adjusting device who sets up, the convenience utilizes electric putter work when using, drives the motion of sealing piston, utilizes the shutoff area of adjustment sealing piston to the rectangular hole to reach the effect of regulating the velocity of flow, and convenient operation uses, has solved conventional high performance liquid chromatograph when using, has the defect of the regulation fluid flow rate of being not convenient for, and then brings certain inconvenient problem for the user.
2. The utility model discloses a can dismantle between the top cap that sets up and the speed limit section of thick bamboo and be connected, the convenience is when needs, overhauls and changes the processing, facilitates the use electric putter and sealed piston.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the flow velocity regulating device of the present invention;
fig. 3 is a schematic view of the explosion structure of the flow velocity adjusting device of the present invention;
FIG. 4 is a schematic view of a part of the structure of the present invention;
fig. 5 is a cross-sectional view of the rectangular tube of the present invention.
In the figure: 1. a liquid chromatograph housing; 10. storing the bottles; 2. a flow rate regulating device; 20. a liquid inlet pipe; 21. a rectangular tube; 211. an outflow chamber; 212. an outer through hole; 22. a speed limiting cylinder; 221. a gasket; 222. a rectangular hole; 23. a top cover; 24. an electric push rod; 25. a rectangular plate; 26. a sealing piston; 27. a conical sleeve; 28. and (4) discharging the water.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-5, the present invention provides a technical solution:
a high performance liquid chromatograph convenient for flow rate adjustment comprises a storage bottle 10 arranged on a liquid chromatograph shell 1, wherein a flow rate adjusting device 2 is arranged on the storage bottle 10, the flow rate adjusting device 2 comprises a liquid inlet pipe 20 arranged on the bottom surface of the storage bottle 10 and communicated with the storage bottle 10 and a rectangular pipe 21 integrally formed at the bottom end of the liquid inlet pipe 20, an outflow cavity 211 communicated with the liquid inlet pipe 20 is arranged inside the rectangular pipe 21, an outer through hole 212 is arranged on the bottom wall of the outflow cavity 211, and the outer through hole 212 is arranged in a manner of inclining downwards by 45 degrees so as to facilitate liquid to flow out along the outer through hole 212;
specifically, the speed limiting cylinder 22 is integrally formed on the side face of the rectangular tube 21, the rectangular hole 222 communicated with the outer through hole 212 is formed in the inner wall of the speed limiting cylinder 22, the position of the outer through hole 212 is opposite to the position of the rectangular hole 222, the electric push rod 24 is arranged at the top of the speed limiting cylinder 22, the sealing piston 26 which is located in the speed limiting cylinder 22 and is in sliding connection with the speed limiting cylinder 22 is arranged at the tail end of the telescopic shaft of the electric push rod 24, it is guaranteed that when the speed limiting cylinder is used, the electric push rod 24 can work to drive the sealing piston 26 to move, the effect of adjusting the flow speed is achieved by adjusting the plugging area of the sealing piston 26 to the rectangular hole 222, and the speed limiting cylinder is convenient to use.
In this embodiment, the base of the electric push rod 24 is fixedly provided with the top cover 23 through a plurality of fastening screws, and the top cover 23 is fixedly provided on the top surface of the speed-limiting cylinder 22 through a plurality of fastening screws, so that the electric push rod 24 is conveniently and fixedly provided on the top surface of the speed-limiting cylinder 22.
Specifically, the top surface of the speed-limiting cylinder 22 is also integrally formed with a sealing gasket 221, and the sealing gasket 221 is located between the speed-limiting cylinder 22 and the top cover 23, so that the sealing performance between the speed-limiting cylinder 22 and the top cover 23 is good, and the liquid leakage is not easy to occur.
Further, the tail end of the telescopic shaft of the electric push rod 24 is tightly welded with a rectangular plate 25, and the sealing piston 26 is fixedly installed on the rectangular plate 25 through a plurality of fastening screws, so that the sealing piston 26 is conveniently and fixedly installed on the telescopic shaft of the electric push rod 24, and meanwhile, the sealing piston 26 is also convenient to detach and replace.
In addition, a conical sleeve 27 is integrally formed at the bottom end of the speed limiting cylinder 22, and a discharge pipe 28 is integrally formed at the bottom end of the conical sleeve 27, so that liquid can be conveniently discharged outwards along the discharge pipe 28.
It should be noted that the electric push rod 24 in the present embodiment is conventional in the art, and will not be described herein.
The utility model discloses a high performance liquid chromatograph convenient to adjust velocity of flow is when using, along with liquid enters into feed liquor pipe 20 back, liquid can further enter into speed-limiting cylinder 22 along outflow cavity 211, outer through-hole 212 and rectangular hole 222, finally outwards discharge along toper cover 27 and discharge pipe 28, when needs adjust the velocity of flow, can start electric putter 24 and make its work, electric putter 24 work, telescopic shaft on it can drive sealing piston 26 downstream when extending, after sealing piston 26 blocks up rectangular hole 222 completely, at this moment, no liquid passes through rectangular hole 222, the velocity of flow is minimum, can drive sealing piston 26 upward movement when electric putter 24's telescopic shaft shortens, at this moment, rectangular hole 222 exposes the area increase outward, the velocity of flow also increases thereupon, thereby reach the effect of adjusting the velocity of flow, convenient to use, conventional high performance liquid chromatograph has been solved when using, the defect that the flow rate of the liquid is not convenient to adjust exists, and the problem of certain inconvenience is brought to a user.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a high performance liquid chromatograph convenient to adjust flow rate, includes storage bottle (10) of setting on liquid chromatograph shell (1), its characterized in that: the storage bottle (10) is provided with a flow rate adjusting device (2), the flow rate adjusting device (2) comprises a liquid inlet pipe (20) which is arranged on the storage bottle (10) and communicated with the storage bottle (10) and a rectangular pipe (21) which is fixedly arranged at the bottom end of the liquid inlet pipe (20), an outflow chamber (211) communicated with the liquid inlet pipe (20) is arranged in the rectangular pipe (21), an outer through hole (212) is arranged on the bottom wall of the outflow cavity (211), a speed limiting cylinder (22) is arranged on the side surface of the rectangular tube (21), the inner wall of the speed limiting cylinder (22) is provided with a rectangular hole (222) communicated with the outer through hole (212), an electric push rod (24) is arranged at the top of the speed limiting cylinder (22), and a sealing piston (26) which is positioned in the speed limiting cylinder (22) and is in sliding connection with the speed limiting cylinder (22) is arranged at the tail end of a telescopic shaft of the electric push rod (24).
2. The high performance liquid chromatograph that facilitates adjusting a flow rate of claim 1, wherein: the outer through hole (212) is arranged in a manner of inclining downwards by 45 degrees.
3. The high performance liquid chromatograph that facilitates adjusting a flow rate of claim 1, wherein: a top cover (23) is arranged on a base of the electric push rod (24), and the top cover (23) is fixedly arranged on the top surface of the speed limiting cylinder (22) through a plurality of fastening screws.
4. The high performance liquid chromatograph that facilitates adjusting a flow rate of claim 3, wherein: the top surface of the speed limiting cylinder (22) is also provided with a sealing gasket (221), and the sealing gasket (221) is positioned between the speed limiting cylinder (22) and the top cover (23).
5. The high performance liquid chromatograph that facilitates adjusting a flow rate of claim 1, wherein: the tail end of a telescopic shaft of the electric push rod (24) is tightly welded with a rectangular plate (25), and the sealing piston (26) is fixedly installed on the rectangular plate (25) through a plurality of fastening screws.
6. The high performance liquid chromatograph that facilitates adjusting a flow rate of claim 5, wherein: the bottom end of the speed limiting cylinder (22) is integrally formed with a conical sleeve (27), and the bottom end of the conical sleeve (27) is integrally formed with a discharge pipe (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120570151.6U CN214703457U (en) | 2021-03-21 | 2021-03-21 | High performance liquid chromatograph convenient to adjust velocity of flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120570151.6U CN214703457U (en) | 2021-03-21 | 2021-03-21 | High performance liquid chromatograph convenient to adjust velocity of flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214703457U true CN214703457U (en) | 2021-11-12 |
Family
ID=78571969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120570151.6U Active CN214703457U (en) | 2021-03-21 | 2021-03-21 | High performance liquid chromatograph convenient to adjust velocity of flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214703457U (en) |
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2021
- 2021-03-21 CN CN202120570151.6U patent/CN214703457U/en active Active
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