CN220737638U - Chemical reagent supply device - Google Patents

Abstract

The utility model discloses a chemical reagent supply device which comprises a reagent bottle placing rack, a reagent supply structure and an adjusting structure, wherein the reagent bottle placing rack comprises a base and a rotary disk rotatably arranged on the upper surface of the base, a support column is fixedly arranged at the upper end of the rotary disk, a test tube placing plate is fixedly arranged on the surface of the support column, a test tube placing hole is formed in the surface of the test tube placing plate, a reagent bottle limiting plate is fixedly arranged at the upper end of the support column, and a through hole is formed in the upper surface of the reagent bottle limiting plate. Compared with the prior art, the device can place a plurality of reagent bottles by using the reagent bottle limiting plate, and can drive the plurality of reagent bottles to rotate when the rotating disc is rotated, so that the reagent bottles are conveniently searched, the extraction quantity of the reagent can be controlled by using the piston cylinder, the PLC in the prior art is broken through to control the extraction quantity of the reagent, the manufacturing cost is saved, and the device is widely used in a laboratory.

Description

Chemical reagent supply device

Technical Field

The utility model relates to the technical field of chemical reagent supply, in particular to a chemical reagent supply device.

Background

When carrying out chemical experiment, there are more experiments to need pour into chemical reagent into, and current chemical reagent is when adding, needs the staff to carry out the extraction of reagent manually, because the volume of reagent is fixed, needs the comparatively serious observation of staff to draw the scale, and is comparatively loaded down with trivial details.

Chinese patent publication No. CN215576330U discloses a novel automatic chemical liquid supply equipment, which comprises a box body, the interior bottom wall fixedly connected with of box weighs the inductor, the last fixedly connected with of inductor weighs the board, the bin has been placed to the upper surface of weighing the board, the inner wall fixedly connected with glass of bin stores the cover, the left surface of box is provided with PLC control box and temperature-sensing ware respectively, the mounting hole has been seted up to the right side of box, the inner wall fixedly connected with semiconductor refrigerator of mounting hole. This novel automatic chemical liquid supply equipment, the delivery pump can carry the chemical reagent in the bin to the transfer line in through connecting pipe and drain pipe to according to the flow that ultrasonic flowmeter on the transfer line can be accurate calculate reagent, ultrasonic flowmeter transmits flow signal to PLC control box and controls the delivery pump, thereby makes this equipment be convenient for carry out the interpolation of chemical reagent, compares manual contrast liquid level scale and draws chemical reagent more convenient.

However, this device has the following drawbacks when in use: because the device draws chemical reagent through a large amount of electronic equipment of PLC control, and in order to avoid multiple reagent to mix when extracting, so a device only can draw one kind of reagent, therefore the device cost of manufacture and installation are higher, are unfavorable for the wide use in laboratory. To this end, we propose a chemical reagent supply device.

Disclosure of Invention

The present utility model is directed to a chemical reagent supplying apparatus, which solves the above-mentioned problems of the prior art.

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

a chemical agent supply device comprising:

the reagent bottle placing rack comprises a base and a rotating disk rotatably arranged on the upper surface of the base, a support column is fixedly arranged at the upper end of the rotating disk, a test tube placing plate is fixedly arranged on the surface of the support column, test tube placing holes are formed in the surface of the test tube placing plate, a reagent bottle limiting plate is fixedly arranged at the upper end of the support column, and a through hole is formed in the upper surface of the reagent bottle limiting plate;

the reagent supply structure comprises a piston cylinder and a piston which is slidably arranged on the inner wall of the piston cylinder, a water inlet pipe is fixedly arranged at the upper end of the piston, one end of the water inlet pipe extends to the lower end of the piston, a water outlet pipe is fixedly arranged at the lower end of the piston cylinder, and valves are arranged on the surfaces of the water outlet pipe and the water inlet pipe;

the adjusting structure comprises a connecting ring fixedly installed at the upper end of the piston cylinder, a connecting ring is sleeved on the surface of the water inlet pipe, a threaded rod and a guide post are fixedly installed at the upper end of the connecting ring respectively, a first through hole and a second through hole for the threaded rod and the guide post to pass through are formed in the surface of the connecting ring respectively, a limit nut is connected to the surface of the threaded rod in a threaded manner, and scale marks are arranged on the surface of the piston cylinder.

Preferably, the upper surface of the reagent bottle limiting plate is fixedly provided with a reagent bottle limiting cylinder, and a reagent bottle is arranged in the reagent bottle limiting cylinder.

Preferably, the end of the water inlet pipe far away from the piston is fixedly connected with the surface of the bottle cap of the reagent bottle 17.

Preferably, the upper surface of the rotary disk is provided with a groove, and the inner wall of the groove is slidably provided with a liquid collecting cylinder.

Preferably, the upper ends of the guide post and the threaded rod are fixedly provided with limiting blocks, and the lower end of the base is fixedly provided with a sucker.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, the reagent bottle is placed in the reagent bottle limiting cylinder, then the test tube is inserted into the test tube placing hole, when chemical reagent is required to be extracted, the valve on the surface of the water inlet pipe is opened, then the piston cylinder is pushed to drive the piston to move in the piston cylinder, so that reagent in the reagent bottle can be sucked into the piston cylinder, the reagent amount in the piston cylinder can be controlled by matching with the scale mark, and then the limiting nut is rotated to be contacted with the upper end of the connecting ring, so that the piston cylinder can be prevented from moving downwards due to gravity, finally the valve on the surface of the water outlet pipe is opened, the reagent in the piston cylinder can be discharged.

2. According to the utility model, the liquid collecting cylinder is arranged, the test tube is placed in the test tube placing hole, the lower end of the test tube is positioned in the liquid collecting cylinder, and after liquid taking is finished and the test tube is taken away, residual reagent liquid on the drain pipe can drip into the liquid collecting cylinder, so that the reagent liquid can be collected, and the problem of chemical reaction after dripping and mixing of various reagent residual liquid is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic illustration of a front cross-sectional structure of the present utility model;

fig. 3 is a schematic diagram of a front cross-sectional structure of a piston cylinder according to the present utility model.

In the figure: 1 base, 2 rotary disk, 3 support column, 4 test tube place the board, 5 reagent bottle limiting plate, 6 piston cylinder, 7 piston, 8 inlet tube, 9 drain pipe, 10 linking ring, 11 go-between, 12 threaded rod, 13 guide post, 14 spacer nut, 15 valve, 16 reagent bottle limiting cylinder, 17 reagent bottle, 18 album liquid section of thick bamboo, 19 stopper.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-3, a chemical reagent supply apparatus includes a reagent bottle holder, a reagent supply structure, and an adjustment structure.

Wherein, reagent bottle rack includes base 1 and rotates the rotary disk 2 of installing at base 1 upper surface, the lower extreme fixed mounting of base 1 has the sucking disc, the upper end fixed mounting of rotary disk 2 has support column 3, the fixed surface of support column 3 installs test tube and places board 4, test tube placing hole has been seted up on the surface of test tube placing board 4, utilize test tube placing hole can place the test tube, the upper end fixed mounting of support column 3 has reagent bottle limiting plate 5, the through-hole has been seted up to the upper surface of reagent bottle limiting plate 5, the upper surface fixed mounting of reagent bottle limiting plate 5 has reagent bottle limiting cylinder 16, the inside of reagent bottle limiting cylinder 16 is provided with reagent bottle 17, rotate reagent bottle limiting plate 5 can drive reagent bottle 17 and rotate, thereby the searching of reagent bottle 17 has been made things convenient for.

The reagent supply structure comprises a piston cylinder 6 and a piston 7 which is slidably arranged on the inner wall of the piston cylinder 6, a water inlet pipe 8 is fixedly arranged at the upper end of the piston 7, one end of the water inlet pipe 8 extends to the lower end of the piston 7, a water outlet pipe 9 is fixedly arranged at the lower end of the piston cylinder 6, valves 15 are arranged on the surfaces of the water outlet pipe 9 and the water inlet pipe 8, and one end of the water inlet pipe 8 far away from the piston 7 is fixedly connected with the surface of a reagent bottle 17 bottle cap.

The reagent bottle 17 is put into the reagent bottle limiting cylinder 16, then the test tube is inserted into the test tube placing hole, when chemical reagent is required to be extracted, the valve 15 on the surface of the water inlet pipe 8 is firstly opened, the valve 15 on the surface of the water outlet pipe 9 is closed, then the piston cylinder 6 is pushed to drive the piston 7 to move in the piston cylinder 6, so that reagent in the reagent bottle 17 can be sucked into the piston cylinder 6, finally the valve 15 on the surface of the water outlet pipe 9 is opened, the valve 15 on the surface of the water inlet pipe 8 is closed, and the reagent in the piston cylinder 6 can be discharged into the test tube.

The adjusting structure comprises a connecting ring 10 fixedly installed at the upper end of a piston cylinder 6, a connecting ring 11 is sleeved on the surface of a water inlet pipe 8, a threaded rod 12 and a guide post 13 are fixedly installed at the upper end of the connecting ring 10 respectively, a first through hole and a second through hole for the threaded rod 12 and the guide post 13 to pass through are formed in the surface of the connecting ring 11 respectively, a limit nut 14 is connected to the surface of the threaded rod 12 in a threaded manner, scale marks are arranged on the surface of the piston cylinder 6, and a limit block 19 is fixedly installed at the upper ends of the guide post 13 and the threaded rod 12.

When the piston 7 moves in the piston cylinder 6, the scale mark is matched at the moment to control the amount of the reagent in the piston cylinder 6, and then the limit nut 14 is rotated to be in contact with the upper end of the connecting ring 11, so that the piston cylinder 6 can be prevented from moving downwards due to gravity.

Compared with the prior art, the device can place a plurality of reagent bottles 17 by utilizing the reagent bottle limiting plate 5, and can drive the plurality of reagent bottles 17 to rotate when rotating the rotating disk 2, thereby facilitating the searching of the reagent bottles 17, and the extraction quantity of the reagent can be controlled by utilizing the piston cylinder 6, thereby breaking the PLC control reagent extraction quantity in the prior art, saving the installation and manufacturing cost and utilizing the wide use of a laboratory.

The upper surface of rotary disk 2 is seted up flutedly, and the inner wall slidable mounting of recess has a liquid collection tube 18, places the test tube and places downthehole back with the test tube, and the lower extreme of test tube can be in liquid collection tube 18 this moment, finishes and take the test tube after getting the liquid, and the remaining reagent liquid on drain pipe 9 can drip in liquid collection tube 18 to can collect reagent liquid, avoid multiple reagent raffinate drip to produce the problem of chemical reaction after mixing.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (5)

1. A chemical agent supply apparatus, comprising:

the reagent bottle placing rack comprises a base (1) and a rotating disc (2) rotatably arranged on the upper surface of the base (1), a support column (3) is fixedly arranged at the upper end of the rotating disc (2), a test tube placing plate (4) is fixedly arranged on the surface of the support column (3), a test tube placing hole is formed in the surface of the test tube placing plate (4), a reagent bottle limiting plate (5) is fixedly arranged at the upper end of the support column (3), and a through hole is formed in the upper surface of the reagent bottle limiting plate (5);

the reagent supply structure comprises a piston cylinder (6) and a piston (7) which is slidably arranged on the inner wall of the piston cylinder (6), wherein a water inlet pipe (8) is fixedly arranged at the upper end of the piston (7), one end of the water inlet pipe (8) extends to the lower end of the piston (7), a water outlet pipe (9) is fixedly arranged at the lower end of the piston cylinder (6), and valves (15) are arranged on the surfaces of the water outlet pipe (9) and the water inlet pipe (8);

the adjusting structure comprises a connecting ring (10) fixedly installed at the upper end of a piston cylinder (6), a connecting ring (11) is sleeved on the surface of a water inlet pipe (8), a threaded rod (12) and a guide column (13) are fixedly installed at the upper end of the connecting ring (10) respectively, a first through hole and a second through hole for the threaded rod (12) and the guide column (13) to pass through are formed in the surface of the connecting ring (11) respectively, a limit nut (14) is connected to the surface of the threaded rod (12) in a threaded mode, and scale marks are arranged on the surface of the piston cylinder (6).

2. A chemical agent supply apparatus according to claim 1, wherein: the upper surface of the reagent bottle limiting plate (5) is fixedly provided with a reagent bottle limiting cylinder (16), and a reagent bottle (17) is arranged in the reagent bottle limiting cylinder (16).

3. A chemical agent supply apparatus according to claim 1, wherein: one end of the water inlet pipe (8) far away from the piston (7) is fixedly connected with the surface of the bottle cap of the reagent bottle (17).

4. A chemical agent supply apparatus according to claim 1, wherein: the upper surface of the rotary disk (2) is provided with a groove, and the inner wall of the groove is slidably provided with a liquid collecting cylinder (18).

5. A chemical agent supply apparatus according to claim 1, wherein: the upper ends of the guide post (13) and the threaded rod (12) are fixedly provided with limiting blocks (19), and the lower end of the base (1) is fixedly provided with a sucker.