CN219252480U

CN219252480U - Movable liquid adding device

Info

Publication number: CN219252480U
Application number: CN202222427894.5U
Authority: CN
Inventors: 彭伟; 刘凡; 向宇; 彭焕庆; 杨超
Original assignee: Chongqing Yaoling Technology Co ltd
Current assignee: Shanghai Boteng Zhihui Biopharmaceutical Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-06-27
Anticipated expiration: 2032-09-14

Abstract

The application relates to a portable liquid feeding device relates to analysis liquid preparation technical field, and it includes workstation and liquid feeding mechanism, and liquid feeding mechanism includes swivel mount, mounting box and liquid feeding nest of tubes, and the swivel mount rotates to be connected in the workstation, and the mounting box is fixed in the swivel mount top, and the liquid feeding nest of tubes is connected in the mounting box, and the liquid feeding nest of tubes includes at least one liquid feeding pipe. The liquid adding device has the advantage of improving liquid adding operation convenience in the liquid preparing process.

Description

Movable liquid adding device

Technical Field

The application relates to the technical field of analysis liquid preparation, in particular to a movable liquid adding device.

Background

Mobile phase is a key factor affecting liquid chromatography. An ideal liquid chromatography mobile phase solvent should have low viscosity, good compatibility with the detector, easy to obtain pure product and low toxicity characteristics. The mobile phase in high performance liquid chromatography is mainly water soluble agent, organic solvent or their mixture. Generally, the mixing of the solvents is carried out in a volume ratio (V/V) or a weight ratio (W/W).

The related art is seen in China patent with application number 201820040011.6, which discloses a buffer solution configuration device, comprising a first burette, a second burette, a preparation bottle, a first reagent bottle, a second reagent bottle, a pH meter electrode and a bracket, wherein a left connecting pipe and a right connecting pipe are arranged on the side wall of the preparation bottle, and the other end of the left connecting pipe is connected with the bottom of the side wall of the second reagent bottle; the left connecting pipe is provided with a left valve and a left flowmeter, the right connecting pipe is provided with a right valve and a right flowmeter, and the bottoms of the first reagent bottle and the second reagent bottle are higher than the left connecting port and the right connecting port of the preparation bottle; the preparation bottle is provided with three bottle mouths, namely a first bottle mouth, a second bottle mouth and a third bottle mouth, the bottom of the side wall of the preparation bottle is provided with an outlet and an outlet valve, and the first buret, the second buret and the pH meter electrode are all fixed on the bracket.

For the related art, since the preparation bottle is connected with the first reagent bottle and the second reagent bottle for adding liquid, when the preparation bottle is required to be moved after solution preparation and preparation are completed, the preparation bottle needs to be disassembled and assembled, and the difficulty of liquid preparation operation is increased.

Disclosure of Invention

In order to solve the problem that the operation of preparing a plurality of reagent connection preparation bottles for solution at present is inconvenient, the application provides a movable liquid adding device.

The application provides a portable liquid feeding device adopts following technical scheme:

the utility model provides a portable liquid feeding device, includes workstation and liquid feeding mechanism, and liquid feeding mechanism includes swivel mount, mounting box and liquid feeding nest of tubes, and the swivel mount rotates to be connected in the workstation, and the mounting box is fixed in the swivel mount top, and the liquid feeding nest of tubes is connected in the mounting box, and the liquid feeding nest of tubes includes at least one liquid feeding pipe.

Through adopting above-mentioned technical scheme, directly place the workstation with the container on, the rotatory frame of rotation makes the liquid feeding nest of tubes on the mounting box remove to the container top, can add reagent to the container through the liquid feeding pipe.

The application has the following beneficial technical effects: after the reagent is added, the container can be directly moved away, or the rotating frame is rotated to enable the liquid adding pipe group to be moved away from the upper part of the container, so that the liquid adding convenience is improved.

Drawings

FIG. 1 is a schematic structural view of a mobile liquid feeding device according to an embodiment of the present application;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of a part of the liquid feeding mechanism;

FIG. 4 is a cross-sectional view taken along the A-A plane in FIG. 2;

fig. 5 is a partial structural schematic diagram of another view of fig. 1.

Reference numerals illustrate:

1. a work table; 2. a container; 3. a liquid adding mechanism; 31. a rotating assembly; 32. a rotating frame; 33. a mounting box; 34. a liquid adding tube group; 341. an outer tube; 342. an inner tube; 35. a baffle disc assembly; 351. a baffle disc; 3511. an outer aperture; 3512. an inner bore; 352. a connecting shaft; 353. and a motor.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The application discloses portable liquid feeding device.

Referring to fig. 1 and 2, the mobile liquid adding device includes a table 1 and a liquid adding mechanism 3, the liquid adding mechanism 3 is connected to the table 1, a container 2 is placed on the table 1, and the liquid adding mechanism 3 is used for adding liquid to the container 2.

Referring to fig. 3 and 4, the liquid charging mechanism 3 includes a mounting case 33 and a liquid charging tube set 34, the mounting case 33 being provided above the table 1, the liquid charging tube set 34 being connected to the mounting case 33, the liquid charging tube set 34 having at least one liquid charging tube. The liquid feeding tube group 34 includes a plurality of vertically arranged liquid feeding tubes connected to different kinds of liquid sources. When the solution is prepared, each liquid adding pipe corresponds to a container for containing the solution; each liquid corresponds to a liquid source, and different liquids are prevented from being polluted by each other through the pipeline. In order to conveniently control the liquid adding amount, the liquid adding pipe is connected with a liquid source through a syringe pump. The liquid adding pipe can be a hose, and in order to improve the service life of the liquid adding pipe, the liquid adding pipe can be made of organic glass. The mounting box 33 may have a rectangular structure with a hollow interior, and the rectangular structure may be surrounded by a bottom case and an upper cover, and the mounting box 33 may have other shapes.

The liquid adding mechanism 3 further comprises a baffle disc assembly 35, the baffle disc assembly 35 comprises a baffle disc 351 and a motor 353, the baffle disc 351 is rotatably connected to the mounting box 33 and is abutted to the outlet of the liquid adding pipe, and the motor 353 is connected to the mounting box 33 and drives the baffle disc 351 to rotate; the baffle plate 351 is provided with a liquid outlet, and when the baffle plate 351 rotates, the liquid outlet can be aligned and communicated with the outlet of the liquid adding pipe of one liquid source. The baffle 351 can reduce the possibility of mixing different acid solutions and/or alkali solutions and reduce the probability of mutual pollution between different acid solutions and/or alkali solutions.

The liquid adding pipes are arranged in groups, and each group of liquid adding pipes is provided with at least two pipe bodies; the liquid outlet holes are in one-to-one correspondence with the number of the pipe bodies of each group of liquid adding pipes, and a plurality of liquid outlet holes are arranged on the baffle plate 351 along the radial direction. The liquid adding pipe can be divided into an outer pipe 341 and an inner pipe 342, wherein the edge of one end of the outer pipe 341 close to the mounting box 33 is distributed in a ring shape, the center of one end of the inner pipe 342 close to the mounting box 33 is distributed in a ring shape, and the rings formed by the outer pipe 341 and the inner pipe 342 can be arranged in concentric circles. Each set of filling tubes has an outer tube 341 and an inner tube 342. The liquid outlet holes may be divided into an outer hole 3511 and an inner hole 3512, the outer hole 3511 corresponds to the outer tube 341, and the inner hole 3512 corresponds to the inner tube 342. By providing two holes in the baffle plate 351, more filling pipes can be spatially arranged above the baffle plate 351, and finally only one liquid can be added for 1 time.

In order to reduce the possibility of mixing different liquids, the surface of the baffle plate 351, which is close to the liquid adding pipe, is abutted to the outlet of the liquid adding pipe and is sealed in a contact position, and an elastic layer such as a rubber layer can be fixed on the inner side of the bottom wall of the baffle plate 351.

A connection shaft 352 may be connected between the baffle plate 351 and the motor 353, the connection shaft 352 is rotatably connected to the bottom wall of the installation box 33, the baffle plate 351 and the connection shaft 352 may be coaxially fixed, and the motor 353 is installed on the upper portion of the connection shaft 352 through a coupling. The connecting shaft 352 may be located at the center of the annularly distributed filling tube.

In order to increase the liquid adding position range of the liquid adding mechanism 3, the liquid adding mechanism 3 further comprises a rotating frame 32 and a rotating assembly 31, the rotating frame 32 is connected to the mounting box 33 and the rotating assembly 31, and the rotating assembly 31 can drive the mounting box 33 to rotate through the rotating frame 32. The rotating assembly 31 comprises a motor and a gear set, and the rotating frame 32 is in transmission connection with the motor through the gear set. The rotating frame 32 may be a circular tube, and the liquid adding tube may pass through the circular tube and be connected with an external liquid source from the bottom of the workbench 1. The bottom wall of the mounting box 33 is fixedly connected to the swivel mount 32 by means including, but not limited to, bolting, flanged connection, etc. The motor may be fixed to the bottom of the table 1 by bolts.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a portable liquid feeding device, includes workstation (1) and liquid feeding mechanism (3), its characterized in that: the liquid adding mechanism (3) comprises a rotating frame (32), a mounting box (33) and a liquid adding pipe group (34), the rotating frame (32) is rotationally connected to the workbench (1), the mounting box (33) is fixed to the top end of the rotating frame (32), the liquid adding pipe group (34) is connected to the mounting box (33), and the liquid adding pipe group (34) comprises at least one liquid adding pipe.

2. The mobile fluid delivery device of claim 1, wherein: the liquid adding pipe group (34) comprises a plurality of vertically distributed liquid adding pipes which are connected with different liquid sources.

3. The mobile fluid delivery device of claim 2, wherein: the liquid adding mechanism (3) further comprises a baffle disc assembly (35), the baffle disc assembly (35) comprises a baffle disc (351) and a motor (353), the baffle disc (351) is rotatably connected to the mounting box (33) and is abutted to the outlet of the liquid adding pipe, and the motor (353) is connected to the mounting box (33) and drives the baffle disc (351) to rotate; the baffle disc (351) is provided with a liquid outlet, and when the baffle disc (351) rotates, the liquid outlet can be communicated with the outlet of the liquid adding pipe of a liquid source in an aligned mode.

4. A mobile fluid delivery device as in claim 3 wherein: the liquid adding pipes are arranged in groups, and each group of liquid adding pipes is provided with at least two pipe bodies; the liquid outlet holes are in one-to-one correspondence with the number of the pipe bodies of each group of liquid adding pipes, and the liquid outlet holes are arranged on the baffle disc (351) along the radial direction.

5. The mobile fluid delivery device of any one of claims 1-4, wherein: the liquid adding mechanism (3) further comprises a rotating assembly (31), and the rotating assembly (31) is connected with the rotating frame (32) and can drive the rotating frame (32) to rotate.

6. The mobile fluid delivery device of claim 5, wherein: the rotating component (31) comprises a motor (353) and a gear set, and the rotating frame (32) is in transmission connection with the motor (353) through the gear set.