CN218445300U

CN218445300U - Case for liquid chromatograph

Info

Publication number: CN218445300U
Application number: CN202222260262.4U
Authority: CN
Inventors: 石海钢; 周峰; 邱明; 郭茂坤
Original assignee: Ruilaipu Hangzhou Medical Technology Co ltd
Current assignee: Ruilaipu Hangzhou Medical Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-03
Anticipated expiration: 2032-08-26

Abstract

The utility model discloses a quick-witted case for liquid chromatograph, including box, liquid storage pot detecting element, first pull unit, second pull unit, third pull unit, switch, baffle, second fan and mainboard, wherein: the box body is divided into a first chamber and a second chamber by the partition plate; the second fan is arranged in the first chamber of the box body; each drawing unit is used for realizing the stacking and placement of each functional module in the liquid chromatograph; the liquid storage tank detection unit is arranged in a second cavity of the box body and comprises an indicator lamp assembly, a first fan and at least one first mounting seat, the first mounting seat is provided with a plurality of accommodating grooves, and liquid level sensors and liquid leakage sensors are arranged in the accommodating grooves; the liquid level sensor, the liquid leakage sensor, the indicating lamp component, the first fan, the second fan and the power switch are electrically connected with the mainboard. The device can integrate each functional module of liquid chromatograph, improves its holistic life, security and stability, reduces area, and the dismouting of being convenient for is maintained.

Description

Case for liquid chromatograph

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to quick-witted case for liquid chromatograph.

Background

High Performance Liquid Chromatography (High Performance Liquid Chromatography, HPLC), also known as High pressure Liquid Chromatography, high speed Liquid Chromatography, high resolution Liquid Chromatography, modern column Chromatography and the like, is an important branch of Chromatography, liquid is taken as a mobile phase, a High pressure transfusion system is adopted, the mobile phase such as single solvents with different polarities or mixed solvents, buffer solutions and the like with different proportions is pumped into a chromatographic column filled with a stationary phase, and after components in the chromatographic column are separated, the mobile phase enters a detector for detection, so that the analysis of a sample is realized. The method becomes an important separation and analysis technology application in the subject fields of chemistry, medicine, industry, agriculture, commodity inspection, law inspection and the like.

High performance liquid chromatograph mainly comprises reservoir, high pressure infusion pump, the injector, temperature control module, chromatographic column, detector, part function module such as record appearance, generally places a plurality of above-mentioned modules that represent different functions at will, and comparatively scattered is put to all modules, simultaneously, to high performance liquid chromatograph's whole protective effect that lacks, extremely receives external environment's influence easily for high performance liquid chromatograph holistic security and reliability are not high, and area is wide.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to above-mentioned problem, provide a quick-witted case for liquid chromatograph, each functional module that can integrate liquid chromatograph improves holistic life, security and the stability of liquid chromatograph, reduces area, and the dismouting of just being convenient for is maintained.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pair of quick-witted case for liquid chromatograph, liquid chromatograph include a plurality of functional module, and liquid chromatograph includes box, liquid storage pot detecting element, first pull unit, second pull unit, third pull unit, switch, baffle, second fan and mainboard for the quick-witted case for liquid chromatograph, wherein:

the baffle plate is arranged in the box body and divides the box body into a first chamber and a second chamber;

the second fan is arranged in the first chamber of the box body;

each drawing unit is vertically arranged in the first cavity of the box body side by side, is connected with the box body in a front-back sliding manner, and is used for realizing the stacking and placement of each functional module in the liquid chromatograph;

the liquid storage tank detection unit is arranged in a second cavity of the box body and comprises an indicator lamp assembly, a first fan and at least one first mounting seat, the upper wall of the first mounting seat is provided with a plurality of accommodating grooves for accommodating liquid storage tanks, and liquid level sensors and leakage sensors are arranged in the accommodating grooves;

liquid level sensor, weeping sensor, pilot lamp subassembly, first fan, second fan and switch all are connected with the mainboard electricity, and when at least one of liquid level sensor or weeping sensor detected unusually, pilot lamp subassembly's corresponding pilot lamp was lighted.

Preferably, the first door plant and the second door plant that vertical set up side by side have been seted up to the antetheca of box, and the third door plant has been seted up to the lateral wall, is equipped with transparent observation window on each door plant, and first door plant and second door plant correspond the first cavity of box, and the third door plant corresponds the second cavity of box.

Preferably, the indicator light assembly and the power switch are arranged on the front wall of the box body in a penetrating mode.

Preferably, the rear back plate of the box body is provided with air outlets corresponding to the first fan and the second fan.

Preferably, the bottom of the box body is also provided with a plurality of feet for leveling.

Preferably, the case for the liquid chromatograph further comprises a routing module arranged in the case, and the routing module is electrically connected with the main board and used for realizing communication with external equipment.

Preferably, each drawing unit comprises a bracket and a guide rail sliding block mechanism, a sliding block of the guide rail sliding block mechanism is connected with the bracket, and a guide rail is connected with the box body.

Preferably, the box body is further provided with a limiting mechanism, and the limiting mechanism is arranged close to the front end of the guide rail sliding block mechanism.

Compared with the prior art, the beneficial effects of the utility model are that:

1) The chassis can integrate all functional modules of the liquid chromatograph, is beneficial to dust prevention and moisture prevention, improves the service life and the safety of the whole liquid chromatograph, is convenient for the carding of circuits and pipelines, reduces the occupied area and has more attractive and elegant appearance;

2) The pulling of each pulling unit can be realized by opening the back plate of the box body, each placed functional module is convenient to disassemble, assemble and maintain, and moving space for other functional modules is not needed;

3) The liquid storage tank filled with liquid is isolated from other functional modules through the partition plate, and the first fan and the second fan which are respectively arranged in different chambers in the tank body are convenient for heat dissipation, so that the cross influence of liquid leakage or environments such as temperature, humidity and the like is avoided, the stability of equipment is favorably ensured, and the accuracy of a detection result is improved;

4) Whether the liquid storage pot in the storage tank is unusual is monitored through level sensor and weeping sensor real-time supervision, if the liquid level how much, whether damaged weeping etc to can realize operating personnel's quick response through direct observation pilot lamp subassembly, avoid interrupting the normal use that influences equipment.

Drawings

Fig. 1 is a schematic view of a first view angle structure of a case for a liquid chromatograph according to the present invention;

fig. 2 is a second view structural diagram of the case for a liquid chromatograph of the present invention;

fig. 3 is a schematic structural view of the liquid chromatograph case without the third door panel of the present invention;

fig. 4 is a schematic structural view of the liquid chromatograph case with the back plate removed according to the present invention;

fig. 5 is a rear view of the liquid chromatograph case with the backplate removed according to the present invention.

Description of the reference numerals: 1. a box body; 2. a liquid storage tank detection unit; 3. a first drawing unit; 4. a second drawing unit; 5. a third drawing unit; 6. a liquid storage tank; 7. a sample injector; 8. a mobile phase supply unit; 9. a detector; 10. a routing module; 11. a first door panel; 12. a second door panel; 13. a third door panel; 14. ground feet; 15. a power switch; 16. a back panel; 17. a temperature control module; 21. a partition plate; 22. a first mounting seat; 23. an indicator light assembly; 24. a first fan; 31. and a second fan.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

As shown in fig. 1 to 5, a case for a liquid chromatograph includes a plurality of functional modules, and includes a case body 1, a liquid storage tank detection unit 2, a first pull unit 3, a second pull unit 4, a third pull unit 5, a power switch 15, a partition plate 21, a second fan 31, and a main board, where:

a partition plate 21 built in the case 1 and dividing the case 1 into a first chamber and a second chamber;

the second fan 31 is arranged in the first chamber of the box body 1;

each drawing unit is vertically arranged in the first cavity of the box body 1 side by side, is connected with the box body 1 in a front-back sliding manner, and is used for realizing the stacking and placement of each functional module in the liquid chromatograph;

the liquid storage tank detection unit 2 is arranged in a second cavity of the box body 1 and comprises an indicator lamp component 23, a first fan 24 and at least one first mounting seat 22, the upper wall of the first mounting seat 22 is provided with a plurality of accommodating grooves for accommodating the liquid storage tanks 6, and liquid level sensors and leakage sensors are arranged in the accommodating grooves;

the liquid level sensor, the liquid leakage sensor, the indicator light assembly 23, the first fan 24, the second fan 31 and the power switch 15 are all electrically connected with the mainboard, and when at least one of the liquid level sensor and the liquid leakage sensor detects abnormality, a corresponding indicator light of the indicator light assembly 23 is turned on.

Wherein, this machine case is used for liquid chromatograph, includes reservoir, injector 7, mobile phase supply unit 8, detector 9, temperature control module 17 and chromatographic column like liquid chromatograph, and wherein, the reservoir includes a plurality of liquid storage pot 6 for hold mobile phase, be six like this embodiment, specific quantity can be adjusted according to actual demand. The mobile phase supply unit 8 includes a plurality of high-pressure pumps and the like, and is of a structure well known to those skilled in the art, such as a mobile phase supply apparatus and method proposed by reference to the prior patent CN100427948C and a liquid chromatograph using the same. The detector 9 is for example an ultraviolet detector. In this embodiment, the baffle 21 divides the box 1 into the first cavity and the second cavity that set up side by side about, first pull unit 3 is used for placing sample injector 7, second pull unit 4 is used for placing mobile phase supply unit 8, third pull unit 5 is used for placing the ultraviolet detector, temperature control module 17 is located the top of sample injector 7, first mount pad 22 is two and sets up side by side from top to bottom, the upper wall of first mount pad 22 has been offered three storage tanks that are used for placing liquid storage pot 6, correspond with liquid storage pot 6 quantity, or adjust according to actual demand.

In an embodiment, the front wall of the box body 1 is provided with a first door panel 11 and a second door panel 12 which are vertically arranged side by side, the side wall is provided with a third door panel 13, each door panel is provided with a transparent observation window, the first door panel 11 and the second door panel 12 correspond to the first cavity of the box body 1, and the third door panel 13 corresponds to the second cavity of the box body 1. The debugging device is convenient to observe or open to debug the related functional modules, and is convenient and fast to operate.

In one embodiment, the indicator light assembly 23 and the power switch 15 are disposed through the front wall of the case 1 for easy viewing operation.

In an embodiment, in order to facilitate heat dissipation, the back plate 16 of the box 1 is provided with air outlets corresponding to the first fan 24 and the second fan 31.

In one embodiment, the bottom of the box 1 is further provided with a plurality of feet 14 for leveling. The case is convenient to adjust to the horizontal position, and the stability is ensured.

In an embodiment, the case for the liquid chromatograph further includes a routing module 10 disposed in the case 1, and the routing module 10 is electrically connected to the motherboard for implementing communication with an external device. For example, the routing module 10 is installed on the back board 16 of the box 1 through a mounting bracket in a switching manner, so that communication between the main board and external equipment (including computers and the like) is facilitated.

In one embodiment, each drawing unit comprises a carriage and a rail-slider mechanism, the slider of the rail-slider mechanism being connected to the carriage and the rail being connected to the cabinet 1. The quick disassembly and assembly maintenance of each functional module of the liquid chromatograph is convenient. It should be noted that the bracket may further be provided with a limiting groove or a limiting block corresponding to the functional module, which is convenient for positioning, or the drawing unit may also be a drawer-type structure in the prior art.

In one embodiment, the box body 1 is further provided with a limiting mechanism, and the limiting mechanism is arranged close to the front end of the guide rail sliding block mechanism. The front side movement limiting device is used for limiting the drawing unit to move extremely, so that the drawing unit is prevented from sliding out, and the rear side is detached and maintained.

The working principle is as follows:

after the feet 14 are leveled, the back plate 16 of the box body 1 is opened, the drawing units are respectively pulled out, the functional modules of the liquid chromatograph are placed on the corresponding drawing units, the assembly and the corresponding interface connection among the functional modules are completed, and after the placement is completed, the back plate 16 of the box body 1 is covered. Then, the third door panel 13 is opened, the liquid storage tank 6 is placed in the corresponding storage tank, the pipeline connection between the liquid storage tank 6 and the mobile phase supply unit 8 is completed, and then the third door panel 13 is closed. The power switch 15 is started, the mobile phase in the reservoir is pumped into the sample injector 7 by the high pressure pump, the sample solution is injected into the sample injector 7, enters the mobile phase through the sample injector 7, and is loaded into the chromatographic column (stationary phase) by the mobile phase, because each component in the sample solution has different distribution coefficients in two phases, when the two phases move relatively, each component generates a large difference in moving speed through repeated distribution processes of adsorption-desorption, and is separated into single components which flow out of the column in sequence, and when the sample solution passes through the detector 9, the sample concentration is converted into an electric signal, and if the electric signal is transmitted to the recorder, data is printed out in a graph form. In the working process, when at least one of the liquid level sensor and the liquid leakage sensor detects abnormality, the corresponding indicator light of the indicator light assembly 23 is turned on for prompting. After the work is finished, the power switch 15 is closed. On the contrary, the maintenance of the reservoir tank detection unit 2 or the replacement of the reservoir tank 6 can be performed by opening the third door panel 13, the related function modules can be debugged by opening the first door panel 11 or the second door panel 12, and the related function modules can be disassembled and maintained by opening the back plate 16 of the box body 1.

The chassis can integrate all functional modules of the liquid chromatograph, is beneficial to dust prevention and moisture prevention, improves the service life and the safety of the whole liquid chromatograph, is convenient for the carding of circuits and pipelines, reduces the occupied area and has more attractive and elegant appearance; the pulling of each pulling unit can be realized by opening the back plate of the box body, each placed functional module is convenient to disassemble, assemble and maintain, and moving space for other functional modules is not needed; the liquid storage tank filled with liquid is isolated from other functional modules through the partition plate, and the first fan and the second fan which are respectively arranged in different chambers in the tank body are convenient for heat dissipation, so that the cross influence of liquid leakage or environments such as temperature, humidity and the like is avoided, the stability of equipment is favorably ensured, and the accuracy of a detection result is improved; whether the liquid storage pot in the storage tank is unusual is monitored through level sensor and weeping sensor real-time supervision, if the liquid level how much, whether damaged weeping etc to can realize operating personnel's quick response through direct observation pilot lamp subassembly, avoid interrupting the normal use that influences equipment.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express the more specific and detailed embodiments described in the present application, but not should be interpreted as limiting the scope of the claims of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, and these are all within the scope of protection of the present application. Therefore, the protection scope of the present patent application shall be subject to the appended claims.

Claims

1. The utility model provides a quick-witted case for liquid chromatograph, liquid chromatograph includes a plurality of functional module, its characterized in that: liquid chromatograph uses quick-witted case includes box (1), liquid storage pot detecting element (2), first pull unit (3), second pull unit (4), third pull unit (5), switch (15), baffle (21), second fan (31) and mainboard, wherein:

the partition plate (21) is arranged in the box body (1) and divides the box body (1) into a first chamber and a second chamber;

the second fan (31) is arranged in a first chamber of the box body (1);

each drawing unit is vertically arranged in the first cavity of the box body (1) side by side, is connected with the box body (1) in a front-back sliding manner, and is used for realizing the stacking and placement of each functional module in the liquid chromatograph;

the liquid storage tank detection unit (2) is arranged in a second cavity of the box body (1) and comprises an indicator lamp assembly (23), a first fan (24) and at least one first mounting seat (22), a plurality of accommodating grooves for accommodating liquid storage tanks (6) are formed in the upper wall of the first mounting seat (22), and liquid level sensors and leakage sensors are arranged in the accommodating grooves;

the liquid level sensor, the liquid leakage sensor, the indicating lamp assembly (23), the first fan (24), the second fan (31) and the power switch (15) are electrically connected with the mainboard, and when at least one of the liquid level sensor or the liquid leakage sensor detects abnormality, the corresponding indicating lamp of the indicating lamp assembly (23) is turned on.

2. The cabinet for a liquid chromatograph of claim 1, wherein: the refrigerator comprises a box body (1), and is characterized in that a first door panel (11) and a second door panel (12) which are vertically arranged side by side are arranged on the front wall of the box body (1), a third door panel (13) is arranged on the side wall of the box body, a transparent observation window is arranged on each door panel, the first door panel (11) and the second door panel (12) correspond to a first cavity of the box body (1), and the third door panel (13) corresponds to a second cavity of the box body (1).

3. The cabinet for a liquid chromatograph of claim 1, wherein: the indicating lamp assembly (23) and the power switch (15) are arranged on the front wall of the box body (1) in a penetrating mode.

4. A housing for a liquid chromatograph according to claim 1, wherein: and air outlets corresponding to the first fan (24) and the second fan (31) are formed in a back plate (16) of the box body (1).

5. The cabinet for a liquid chromatograph of claim 1, wherein: the bottom of the box body (1) is also provided with a plurality of feet (14) for leveling.

6. The cabinet for a liquid chromatograph of claim 1, wherein: the case for the liquid chromatograph further comprises a routing module (10) arranged in the case body (1), wherein the routing module (10) is electrically connected with the main board and used for achieving communication with external equipment.

7. The cabinet for a liquid chromatograph of claim 1, wherein: each drawing unit comprises a bracket and a guide rail sliding block mechanism, a sliding block of the guide rail sliding block mechanism is connected with the bracket, and a guide rail is connected with the box body (1).

8. The housing for a liquid chromatograph of claim 7, wherein: the box body (1) is further provided with a limiting mechanism, and the limiting mechanism is close to the front end of the guide rail sliding block mechanism.