CN219641646U - Liquid storage device for liquid chromatograph - Google Patents

Abstract

The utility model relates to the technical field of storage of liquid storage bottles and discloses a liquid storage device for a liquid chromatograph. According to the utility model, firstly, the liquid storage bottles are fixed through the liquid storage mechanism, meanwhile, the liquid storage bottles with different volumes can be placed, the impact force caused by collision to the placement box is reduced, the liquid storage bottles are placed in the placement groove, when the clamping plate touches the liquid storage bottles, the second spring is extruded by stress and simultaneously the second telescopic column is contracted, after the liquid storage bottles are placed, the clamping plate is extruded by the second spring, and meanwhile, the second spring can deform, so that the clamping plate can clamp the liquid storage bottles with different volumes, the liquid storage mechanism is more stable, and when the device collides, the impact force caused by collision is reduced because the first spring and the first telescopic column can be contracted.

Description

A liquid storage device for a liquid chromatograph

technical field

The utility model relates to the technical field of storing liquid storage bottles, in particular to a liquid storage device for a liquid chromatograph.

Background technique

Liquid chromatography is an instrument that uses the difference in the distribution ratio of a mixture between a liquid and a solid or between two immiscible liquids to separate the mixture first, and then analyze and identify it. It is widely used in the fields of biology and chemistry.

Liquid storage devices are all provided in existing liquid chromatography instruments, and general liquid storage devices include a box body and a positioning frame, and a positioning port is provided on the positioning frame to store a liquid storage bottle, but the existing storage device Among them, its stability is poor, and the liquid storage bottle may be dropped and broken due to the carelessness of the staff. At the same time, the size of the positioning opening is the same and cannot store liquid storage bottles of different sizes. Its stability is poor during the process, and the internal liquid storage bottle may be damaged due to collision caused by device deviation.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a liquid storage device for a liquid chromatograph.

In order to achieve the above object, the utility model adopts the following technical scheme: a liquid storage device for a liquid chromatograph, including a chromatograph body, the top of the chromatograph body is provided with a liquid storage mechanism, and the bottom of the chromatograph body A support mechanism is provided, the liquid storage mechanism includes a liquid storage tank, the inner wall of the liquid storage tank is provided with a sliding groove, the inside of the sliding groove is slidably connected to a connecting block, and the bottom of the connecting block is fixedly connected to a telescopic column One, the outside of the telescopic column one is provided with a spring one, and the other end of the telescopic column one is fixedly connected to the bottom of the sliding groove.

As a further description of the above technical solution:

One side of the connection block is fixedly connected with a placement box, and the inside of the placement box is provided with a placement slot, and the front and rear sides of the inner wall of the placement slot are fixedly connected with telescopic columns two, and one end of the telescopic column two is fixedly connected There is a clamping plate, and a spring 2 is arranged on the outside of the telescopic column 2.

As a further description of the above technical solution:

A tank cover is rotatably connected to one side of the top of the liquid storage tank, a pull ring is fixedly connected to the front side of the tank cover, and a handle is fixedly connected to one side of the outer wall of the liquid storage tank.

As a further description of the above technical solution:

The support mechanism includes a storage box, the top of the inner wall of the storage box is fixedly connected with a motor, the driving end of the motor is fixedly connected with a threaded rod, the outer wall of the threaded rod is threaded with a threaded plate, and the two threads of the threaded plate Both sides are fixedly connected with fixed plates, the front and rear sides of the two fixed plates are fixedly connected with connecting plates, and the bottoms of the connecting plates are fixedly connected with support rods.

As a further description of the above technical solution:

Both sides of the interior of the storage box are fixedly connected to the spacer, and the fixed plate is slidably connected to the interior of the spacer.

As a further description of the above technical solution:

The bottom of the storage box is provided with a through hole, and the through hole is set corresponding to the support rod.

As a further description of the above technical solution:

Universal wheels are fixedly connected to the four corners of the bottom of the storage box.

The utility model has the following beneficial effects:

1. In this utility model, firstly, the liquid storage mechanism is used to fix the liquid storage bottle, and at the same time realize the placement of liquid storage bottles of different sizes and reduce the impact force brought by the collision to the placement box, and put the liquid storage bottle into the placement slot Inside, when the clamping plate touches the liquid storage bottle, the spring two is squeezed by force and the telescopic column two contracts at the same time. After being placed, the spring two squeezes the clamping plate due to its own force to realize the liquid storage bottle Fixed, at the same time, because the second spring can be deformed, the clamping plate can hold liquid storage bottles with different volumes, making the liquid storage mechanism more stable and when the device collides, the first spring and the telescopic column can shrink to reduce the impact caused by the collision. impact.

2. In the utility model, the stability of the device is improved through the support mechanism. During the use of the device, the motor rotates to drive the threaded rod to rotate so that the threaded plate moves up and down inside the device, and the up and down movement of the threaded plate drives the fixed plate and the connecting plate Synchronously moving up and down so that the support bar moves up and down, and the support bar props up the device after touching the ground, which improves the stability of the device.

Description of drawings

Fig. 1 is a perspective view of a liquid storage device for a liquid chromatograph proposed by the utility model;

Fig. 2 is the expansion diagram of a liquid storage tank of a liquid storage device for a liquid chromatograph proposed by the utility model;

Fig. 3 is a sectional view of a liquid storage tank of a liquid storage device for a liquid chromatograph proposed by the utility model;

Fig. 4 is a cross-sectional view of a storage box of a liquid storage device for a liquid chromatograph proposed by the present invention.

illustration:

1. The main body of the chromatograph; 2. Liquid storage tank; 3. Storage box; 4. Slide groove; 5. Connection block; 6. Telescopic column 1; 7. Spring 1; Telescopic column two; 11, clamping plate; 12, spring two; 13, box cover; 14, motor; 15, threaded rod; 16, threaded plate; 17, fixed plate; 18, connecting plate; 20, support rod; 21, universal wheel.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Referring to Fig. 1-4, an embodiment provided by the utility model: a liquid storage device for a liquid chromatograph, comprising a chromatograph body 1, a liquid storage mechanism is arranged on the top of the chromatograph body 1, and the top of the chromatograph body 1 The bottom is provided with a support mechanism, the liquid storage mechanism includes a liquid storage tank 2, the inner wall of the liquid storage tank 2 is provided with a sliding groove 4, the inside of the sliding groove 4 is slidably connected with a connecting block 5, and the bottom of the connecting block 5 is fixedly connected with a telescopic column. 6. The telescopic column-6 plays a supporting role for the device. The outside of the telescopic column-6 is provided with a spring-7. The other end of the telescopic column-6 is fixedly connected to the bottom of the sliding groove 4. When the device collides, the spring-7 is The force deforms downward and then rebounds to support the connecting block 5, so as to avoid the impact force received by the collision and play a buffering effect.

One side of connection block 5 is fixedly connected with placing box 8, and the inside of placing box 8 is provided with placing groove 9, and the inwall of placing groove 9 both sides, front and back, is fixedly connected with telescopic post two 10, and one end of telescopic post two 10 is fixedly connected with The clamping plate 11 and the outside of the telescopic column 10 are provided with a spring 2 12. When the liquid storage bottle touches the clamping plate 11, the spring 2 12 is deformed and squeezed backward. After the liquid storage bottle is placed, the spring 2 12 Because of its own force, it squeezes the clamping plate 11 forward to play a fixed role. Similarly, liquid storage bottles of different sizes can be placed inside the storage tank 9. The top side of the liquid storage tank 2 is rotatably connected with a box cover 13. , the front side of the box cover 13 is fixedly connected with a pull ring, one side of the outer wall of the liquid storage tank 2 is fixedly connected with a handle, and the device can be moved through the handle, the supporting mechanism includes a storage box 3, and the top of the inner wall of the storage box 3 is fixedly connected with a Motor 14, the driving end of motor 14 is fixedly connected with threaded rod 15, and the outer wall of threaded rod 15 is threadedly connected with threaded plate 16, and both sides of threaded plate 16 are all fixedly connected with fixed plate 17, and the front and rear sides of two fixed plates 17 Both are fixedly connected with a connecting plate 18, the bottom of the connecting plate 18 is fixedly connected with a support rod 20, the inner sides of the storage box 3 are fixedly connected with the limit bin 19, the fixed plate 17 is slidably connected inside the limit bin 19, and the motor 14 works Drive the threaded rod 15 to rotate, the threaded rod 15 rotates to make the threaded plate 16 move up and down on its outer wall, the threaded plate 16 moves to drive the fixed plate 17 to move, the fixed plate 17 moves to drive the connecting plate 18 to move synchronously and the fixed plate 17 and the connecting plate 18 slide on the Inside the limit bin 19, when the connecting plate 18 moves up and down, it drives the support rod 20 to move up and down inside the device. The bottom of the storage box 3 is provided with a through hole, and the through hole and the support rod 20 are correspondingly arranged. The bottom four corners of the storage box 3 Universal wheels 21 are all fixedly connected.

Working principle: when using the device, first push the device to the workplace through the handle, and then start the motor 14 to work through the controller. The motor 14 drives the threaded rod 15 to rotate, and the threaded rod 15 rotates to make the threaded plate 16 move up and down on its outer wall. The threaded plate 16 moves to drive the fixed plate 17 to move, and the fixed plate 17 moves to drive the connecting plate 18 to move synchronously, and the fixed plate 17 and the connecting plate 18 slide inside the limit chamber 19. When the connecting plate 18 moves up and down, it drives the support rod 20 inside the device Realize moving up and down, when the support rod 20 moves to contact with the ground, the device is propped up to improve the stability of the device, after the device is placed, the box cover 13 is opened by the pull ring, and then the liquid storage bottle is placed in the placement groove 9, when When the liquid storage bottle touches the clamping plate 11, the spring 2 12 is deformed and squeezed backward. After the liquid storage bottle is placed, the spring 2 12 presses the clamping plate 11 forward due to its own force to fix it. In the same way, liquid storage bottles of different sizes can be placed inside the storage tank 9. When the device collides, the spring 7 deforms downward to play a buffering role, reducing the impact force caused by the collision on the liquid storage bottle. After use, the motor 14 is operated by the controller, so that the support rod 20 is stored in the storage box 3, and the device is moved by the handle to store the device.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model, All should be included within the protection scope of the present utility model.

Claims (7)

1. Liquid storage device for liquid chromatograph, including chromatograph body (1), its characterized in that: the top of chromatograph body (1) is provided with stock solution mechanism, the bottom of chromatograph body (1) is provided with supporting mechanism, stock solution mechanism includes liquid reserve tank (2), the inner wall of liquid reserve tank (2) is provided with sliding tray (4), the inside sliding connection of sliding tray (4) has connecting block (5), the bottom fixedly connected with telescopic column (6) of connecting block (5), the outside of telescopic column (6) is provided with spring one (7), the other end fixed connection of telescopic column one (6) is in the bottom of sliding tray (4).

2. The liquid storage device for liquid chromatograph according to claim 1, wherein: one side fixedly connected with of connecting block (5) places case (8), the inside of placing case (8) is provided with standing groove (9), both sides all fixedly connected with flexible post two (10) around the inner wall of standing groove (9), the one end fixedly connected with grip block (11) of flexible post two (10), the outside of flexible post two (10) is provided with spring two (12).

3. The liquid storage device for liquid chromatograph according to claim 1, wherein: the novel liquid storage tank is characterized in that a tank cover (13) is rotatably connected to one side of the top of the liquid storage tank (2), a pull ring is fixedly connected to the front side of the tank cover (13), and a handle is fixedly connected to one side of the outer wall of the liquid storage tank (2).

4. The liquid storage device for liquid chromatograph according to claim 1, wherein: the supporting mechanism comprises a storage box (3), a motor (14) is fixedly connected to the top of the inner wall of the storage box (3), a threaded rod (15) is fixedly connected to the driving end of the motor (14), a threaded plate (16) is connected to the outer wall of the threaded rod (15) in a threaded mode, fixing plates (17) are fixedly connected to the two sides of the threaded plate (16), connecting plates (18) are fixedly connected to the front side and the rear side of the fixing plates (17), and supporting rods (20) are fixedly connected to the bottom of the connecting plates (18).

5. The liquid storage device for liquid chromatograph according to claim 4, wherein: limiting bins (19) are fixedly connected to two sides of the inside of the storage box (3), and the fixing plates (17) are slidably connected to the inside of the limiting bins (19).

6. The liquid storage device for liquid chromatograph according to claim 5, wherein: the bottom of the storage box (3) is provided with a through hole, and the through hole and the supporting rod (20) are correspondingly arranged.

7. The liquid storage device for liquid chromatograph according to claim 6, wherein: universal wheels (21) are fixedly connected to four corners of the bottom of the storage box (3).