CN219348765U

CN219348765U - Negative pressure liquid chromatograph

Info

Publication number: CN219348765U
Application number: CN202320297290.5U
Authority: CN
Inventors: 刘学恩
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-07-14
Anticipated expiration: 2033-02-23

Abstract

The utility model belongs to the technical field of liquid chromatographs, and particularly relates to a negative pressure liquid chromatograph, which comprises a device main body, wherein an instrument host is arranged on the front side of the device main body, a placing groove is arranged at the top of the device main body, a liquid storage bottle is arranged in the placing groove, magnetic sliding grooves are arranged on two sides of the placing groove, a magnetic shading shed is arranged in the magnetic sliding grooves, a negative pressure device is arranged on the right side of the device main body, a damping base is arranged at the bottom of the device main body, and a rubber sucker is also arranged at the bottom of the device main body; the negative pressure liquid chromatograph provided by the utility model can be used for carrying out dust prevention and shading treatment on the placing groove and the liquid storage bottle in the use process by utilizing the magnetic suction sliding groove and the magnetic suction shading shed, and simultaneously can be used for directly detaching the magnetic suction shading shed from the magnetic suction sliding groove during detection so as to facilitate detection, and the bottom of the device can be adsorbed on a laboratory table through the generated negative pressure when the negative pressure liquid chromatograph is used by utilizing the negative pressure device and the negative pressure port in combination with the rubber sucker.

Description

Negative pressure liquid chromatograph

Technical Field

The utility model belongs to the technical field of liquid chromatographs, and particularly relates to a negative pressure liquid chromatograph.

Background

The liquid chromatograph is an instrument for separating and analyzing and identifying the mixture by utilizing the difference of the distribution ratio of the mixture between two liquids which are liquid-solid or not mutually soluble, and is divided into liquid-liquid chromatograph and liquid-color fixation spectrum according to whether the stationary phase is liquid or solid, wherein the modern liquid chromatograph consists of a high-pressure infusion pump, a sample injection system, a temperature control system, a chromatographic column, a detector, a signal recording system and the like. The mobile phase in the liquid storage device is pumped into the system by a high-pressure pump, the sample solution enters the mobile phase through the sample injector, the mobile phase is loaded into the chromatographic column (stationary phase), and as each component in the sample solution has different distribution coefficients in two phases, the components are separated into single components which sequentially flow out of the column after the distribution processes of adsorption-desorption are repeated for a plurality of times when the components are in relative motion in the two phases, and the concentration of the sample is converted into an electric signal and transmitted to the recorder when the electric signal passes through the detector, and the data are printed in a pattern form.

The original liquid chromatograph has the following problems when in use: 1. when the existing liquid chromatograph is used, as the reagent bottles are arranged at the top of the device and are exposed in the external environment, a containing groove for containing the reagent bottles can store more dust in the containing groove in the long-time use process, the reagent bottles can be polluted while being inconvenient to clean, the reagent in the reagent bottles can be influenced when the reagent bottles are exposed in external light for a long time, the accuracy of detection results is reduced, and 2, the existing liquid chromatograph is usually used by fixing the bottom of the existing liquid chromatograph on an experiment table through bolts and clamping blocks which are matched and fixed by using mounting assemblies, however, the fixing mode is complex in procedure and inconvenient to move and transport the device after use, and has certain limitations.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a negative pressure liquid chromatograph, which has the characteristics of convenient use, simple operation and strong practicability.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a negative pressure liquid chromatograph, includes the device main part, device main part front side is provided with the instrument host computer, instrument host computer top is provided with control panel, device main part top is provided with the standing groove, standing groove internally mounted has the stock solution bottle, the standing groove both sides are provided with magnetism and inhale the spout, magnetism is inhaled spout internally mounted and is inhaled the shading canopy, the standing groove right side is provided with infusion set, the negative pressure ware is installed on device main part right side, the buffering axle is installed to device main part bottom, the buffering axle bottom is provided with damping base, device main part bottom still is provided with the negative pressure mouth, be provided with rubber suction cup in the middle of the negative pressure mouth, device main part back is provided with the wiring mouth, the wiring mouth bottom side is provided with negative pressure control button and gas vent.

As a preferable technical scheme of the utility model, the four liquid storage bottles are limited and fixed by the placing groove through the limiting groove arranged in the placing groove, the infusion device is connected and communicated with the inside of the instrument host through the connecting pipe arranged in the device main body, the top of the infusion device is provided with the connecting socket and the sealing cover, and the top of the liquid storage bottle is provided with the interface and is connected and communicated with the infusion device sequentially through the infusion pipe.

As a preferable technical scheme of the utility model, the magnetic sliding chute is arranged on the left side and the right side of the placing groove, a magnet is arranged in the magnetic sliding chute, an iron frame is arranged in the magnetic shading shed and is used for fixing shading cloth outside the magnetic shading shed through the iron frame, and the bottom of the magnetic shading shed is fixedly arranged in the magnetic sliding chute through magnetic force.

As a preferable technical scheme of the utility model, the left side of the negative pressure device is electrically connected with the device main body and the negative pressure control button through a circuit arranged in the device main body, the negative pressure device is communicated with the negative pressure port through a connecting pipe arranged in the device main body, the negative pressure port is arranged in the middle of the bottom of the device main body, the rubber sucker is arranged at the bottom of the negative pressure port, and the top of the rubber sucker is communicated with the interior of the negative pressure port.

As a preferable technical scheme of the utility model, the buffer shafts are arranged at four corners of the bottom of the device main body, buffer springs and telescopic shafts are arranged in the buffer shafts, and the shock absorption base is a cylindrical rubber pad.

As a preferable technical scheme of the utility model, the instrument host, the control panel, the infusion device and the negative pressure device are all electrically connected with the device main body, and the wiring port is connected with an external power supply through a connecting wire and supplies power for the device main body.

Compared with the prior art, the utility model has the beneficial effects that: according to the negative pressure liquid chromatograph, the magnetic suction sliding groove and the magnetic suction shading shed can be utilized to carry out dust prevention and shading treatment on the placing groove and the liquid storage bottle in the using process, meanwhile, the magnetic suction shading shed can be directly detached from the magnetic suction sliding groove in detection, so that the detection is convenient, the problem that the placing groove and the liquid storage bottle are easily polluted by the outside when being exposed to the external environment for a long time is effectively avoided, the protection effect of the device is ensured, the bottom of the device can be adsorbed on a laboratory table through the generated negative pressure when the negative pressure device and the negative pressure port are matched with the rubber sucker, the device is effectively installed and fixed, and meanwhile, the device can be conveniently carried by closing the negative pressure device when the device is required to be moved after the device is used, and the practicability of the device is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an axial structure according to the present utility model;

FIG. 3 is a schematic elevational view of the present utility model;

FIG. 4 is a schematic view of the upper section of the present utility model;

in the figure: 1. a device body; 2. an instrument host; 3. a control panel; 4. a placement groove; 5. a liquid storage bottle; 6. a magnetic sliding groove; 7. magnetic shading shed; 8. an infusion device; 9. a negative pressure device; 10. a buffer shaft; 11. a shock absorbing base; 12. a negative pressure port; 13. a rubber suction cup; 14. a wiring port; 15. a negative pressure control knob; 16. and an exhaust port.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a negative pressure liquid chromatograph, including device main part 1, device main part 1 front side is provided with instrument host computer 2, instrument host computer 2 top is provided with control panel 3, device main part 1 top is provided with standing groove 4, standing groove 4 internally mounted has stock solution bottle 5, standing groove 4 both sides are provided with magnetism and inhale spout 6, magnetism is inhaled spout 6 internally mounted and is inhaled shading canopy 7, standing groove 4 right side is provided with infusion set 8, device main part 1 installs negative pressure ware 9 on the right side, buffer shaft 10 is installed to device main part 1 bottom, buffer shaft 10 bottom is provided with shock attenuation base 11, device main part 1 bottom still is provided with negative pressure port 12, be provided with rubber suction cup 13 in the middle of the negative pressure port 12, device main part 1 back is provided with wiring mouth 14, wiring mouth 14 downside is provided with negative pressure control button 15 and gas vent 16, the testing capability that utilizes instrument host computer 2 to cooperate infusion set 8 and stock solution bottle 5 can effectively realize the device, the testing capability of device has been guaranteed to utilize magnetism to inhale spout 6 and magnetism to inhale shading canopy 7 can carry out dust-proof and stock solution bottle 5 and can also carry out the negative pressure device and can also be directly to take down at the device under the negative pressure device that can's the device is detected at the time of the device is directly under the negative pressure port of the device is guaranteed to the device is 9 in the time of using the device is used to the device main part 1, the negative pressure port is also be provided with the device is directly 13 in the device is guaranteed to be directly to be carried out the negative pressure device is 13 and is convenient to be carried out under the

device

13 and 13 has been cut 13 has been directly has been guaranteed 13 when the device to be used to have the device to be used to have a direct to be used to be 13.

Specifically, according to the embodiment shown in fig. 1 and fig. 4, the holding tank 4 is used for holding and fixing four liquid storage bottles 5 through the internal limiting groove, the infusion device 8 is communicated with the internal connection of the instrument host 2 through the connecting pipe arranged in the device main body 1, the top of the infusion device 8 is provided with a connecting socket and a sealing cover, and the top of the liquid storage bottle 5 is provided with an interface and is communicated with the infusion device 8 sequentially through the infusion pipe, so that the detection capability of the device is guaranteed.

Specifically, according to the embodiment shown in fig. 1 and fig. 4, the magnetic sliding groove 6 is arranged on the left side and the right side of the placement groove 4, the magnet is arranged inside the magnetic sliding groove 6, the iron frame is arranged inside the magnetic shading shed 7 and is used for fixing the shading cloth outside the iron frame, and the bottom of the magnetic shading shed 7 is fixed with the inner part of the magnetic sliding groove 6 through magnetic force, so that the installation and the disassembly of the magnetic shading shed 7 are facilitated.

Specifically, according to the embodiment shown in fig. 1 and 2, the left side of the negative pressure device 9 is electrically connected with the device main body 1 and the negative pressure control button 15 through a circuit arranged inside the device main body 1, the negative pressure device 9 is communicated with the negative pressure port 12 through a connecting pipe arranged inside the device main body 1, the negative pressure port 12 is arranged in the middle of the bottom of the device main body 1, the rubber suction cup 13 is arranged at the bottom of the negative pressure port 12, and the top of the rubber suction cup 13 is communicated with the inside of the negative pressure port 12, so that effective fixation of the bottom of the device is ensured.

Specifically, according to fig. 2 and 3, in this embodiment, the buffer shaft 10 is installed at four corners of the bottom of the device body 1, the buffer spring and the telescopic shaft are disposed inside the buffer shaft 10, and the shock-absorbing base 11 is a cylindrical rubber pad, so that stability of the device is ensured.

Specifically, according to fig. 1 and 2, in this embodiment, the main machine 2, the control panel 3, the infusion device 8 and the negative pressure device 9 are all electrically connected with the main body 1, and the connection port 14 is connected with an external power source through a connection wire and supplies power to the main body 1, so that the normal operation of the device is ensured.

The working principle and the using flow of the utility model are as follows: the negative pressure liquid chromatograph of the utility model can effectively realize the detection capability of the device by utilizing the instrument host 2 to cooperate with the transfusion device 8 and the liquid storage bottle 5 when in use, ensures the detection effect of the device, can directly take down the placing groove 4 and the liquid storage bottle 5 for convenient detection when in detection while carrying out dust prevention and shading treatment by utilizing the magnetic suction chute 6 and the magnetic suction shading shed 7 in the long-time use process, ensures the protection effect of the device on the liquid storage bottle 5, can directly fix the bottom of the device on a laboratory table by utilizing the negative pressure device 9 to cooperate with the negative pressure port 12 and the rubber sucker 13 through the suction force generated by the negative pressure, improves the stability of the device, and can also conveniently move the device by directly closing the negative pressure device 9 when carrying the device, thereby ensuring the practicability of the device.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Negative pressure liquid chromatograph, including device main part (1), its characterized in that: the device comprises a device body (1), wherein an instrument host (2) is arranged on the front side of the device body (1), a control panel (3) is arranged on the top of the instrument host (2), a placing groove (4) is formed in the top of the device body (1), a liquid storage bottle (5) is arranged in the placing groove (4), magnetic sliding grooves (6) are formed in two sides of the placing groove (4), a magnetic shading shed (7) is arranged in the magnetic sliding grooves (6), an infusion device (8) is arranged on the right side of the placing groove (4), a negative pressure device (9) is arranged on the right side of the device body (1), a buffer shaft (10) is arranged at the bottom of the device body (1), a shock absorption base (11) is arranged at the bottom of the buffer shaft (10), a negative pressure port (12) is further arranged in the middle of the negative pressure port (12), a wiring port (14) is formed in the back of the device body (1), and a negative pressure control button (15) and an exhaust port (16) are arranged on the bottom side of the wiring port (14).

2. The negative pressure liquid chromatograph of claim 1, wherein: the utility model discloses a liquid storage device, including liquid storage bottle (5), standing groove (4), infusion set (8), connecting pipe, instrument host computer (2) internal connection intercommunication, infusion set (8) top is provided with connection socket and sealed lid, just liquid storage bottle (5) top be provided with the interface and through the transfer line in proper order with infusion set (8) connection intercommunication, standing groove (4) will four liquid storage bottle (5) are spacing fixed through the spacing groove that inside set up, infusion set (8) pass through the inside connecting pipe that sets up of device main part (1).

3. The negative pressure liquid chromatograph of claim 1, wherein: the magnetic attraction sliding groove (6) is formed in the left side and the right side of the placing groove (4), a magnet is arranged in the magnetic attraction sliding groove (6), an iron frame is arranged in the magnetic attraction shading shed (7) and is used for fixing shading cloth outside the iron frame, and the bottom of the magnetic attraction shading shed (7) is fixed with the inner installation of the magnetic attraction sliding groove (6) through magnetic force.

4. The negative pressure liquid chromatograph of claim 1, wherein: the negative pressure device is characterized in that the left side of the negative pressure device (9) is electrically connected with the device main body (1) and the negative pressure control button (15) through a circuit arranged inside the device main body (1), the negative pressure device (9) is communicated with the negative pressure port (12) through a connecting pipe arranged inside the device main body (1), the negative pressure port (12) is arranged in the middle of the bottom of the device main body (1), the rubber sucker (13) is arranged at the bottom of the negative pressure port (12), and the top of the rubber sucker (13) is communicated with the inside of the negative pressure port (12).

5. The negative pressure liquid chromatograph of claim 1, wherein: the damping shaft (10) is installed at four corners of the bottom of the device main body (1), a damping spring and a telescopic shaft are arranged in the damping shaft (10), and the damping base (11) is a cylindrical rubber pad.

6. The negative pressure liquid chromatograph of claim 1, wherein: the device comprises an instrument host (2), a control panel (3), an infusion device (8) and a negative pressure device (9), wherein the instrument host is electrically connected with the device main body (1), and the wiring port (14) is connected with an external power supply through a connecting wire and supplies power for the device main body (1).