CN-224216147-U - Novel liquid automatic metering device

Abstract

The utility model discloses a novel automatic liquid metering device, which relates to the technical field of metering devices and aims to solve the technical problems that the conventional titration device is inconvenient to take various raw materials in proportion and seriously affects the proportioning efficiency, and comprises a metering mechanism, a rotating mechanism and a driving mechanism, wherein the metering mechanism is arranged in a box body and consists of two layers of frame plates, the upper layer plate of the two layers of frame plates is provided with a transmission assembly, be equipped with accurate balance on the lower plate of two-layer frame board, box upper end opening part is equipped with the backing plate, and the equidistance distributes on the backing plate has the framework, rotary mechanism installs the inside upside at the framework, rotary mechanism comprises the carousel, and the pivot of carousel passes through the clamp location on the framework, carousel outside annular array distributes has the mother liquor bottle, the inside bottom of framework is installed dropping mechanism. The utility model has the advantages of conveniently switching the raw materials for proportioning in a disc type structure, realizing quick proportioning and greatly improving the operation efficiency.

Inventors

• XU ZHONGQING

Assignees

• 上海千立自动化设备有限公司

Dates

Publication Date

20260508

Application Date

20250708

Claims (7)

1. 1. The novel automatic liquid metering device comprises a metering mechanism (2), a rotating mechanism (5) and a driving mechanism (7), and is characterized in that the metering mechanism (2) is arranged in the box body (1), the metering mechanism (2) is composed of two layers of frame plates (202), a transmission assembly (201) is arranged on an upper layer plate of each two layers of frame plates (202), a precision balance (204) is arranged on a lower layer plate of each two layers of frame plates (202), a base plate (3) is arranged at an opening at the upper end of the box body (1), frame bodies (4) are distributed on the base plate (3) at equal intervals, the rotating mechanism (5) is arranged on the upper side of the inside of the frame body (4), the rotating mechanism (5) is composed of a rotary disc (504), a rotating shaft of the rotary disc (504) is positioned on the frame body (4) through a clamp, mother liquid bottles (501) are distributed on the outer side of the annular array, a liquid dropping mechanism (8) is arranged at the bottom end inside the frame bodies (4), and a liquid draining mechanism (6) is arranged on the base plate (3).
2. 2. The novel automatic liquid metering device according to claim 1, wherein the transmission assembly (201) is composed of a transmission disc and a transmission belt, a cup disc (203) is fixedly connected to the outside of the transmission belt through a bracket, and the cup disc (203) corresponds to the precision balance (204).
3. 3. The novel automatic liquid metering device according to claim 2, wherein the driving mechanism (7) is composed of a driven wheel (701) and a driving wheel (703), the driven wheel (701) is arranged on a rotating shaft of the turntable (504), the driving wheel (703) is rotatably arranged at the lower end of one side of the frame body (4), and the driven wheel (701) and the driving wheel (703) are in transmission connection through a belt (702).
4. 4. The novel automatic liquid metering device according to claim 3, wherein the liquid dropping mechanism (8) is composed of a folding plate (801) and a lifting assembly (802), the lifting assembly (802) is arranged at the bottom of the frame body (4), the folding plate (801) is of a Z-shaped design, and a magnetic attraction sleeve (803) is arranged on the lower plane of the folding plate (801) in a penetrating mode.
5. 5. The novel automatic liquid metering device of claim 4, wherein the base plate (3) is provided with liquid holes (301) and adjusting ports (302) at equal intervals, and the liquid holes (301) correspond to the holes at the lower ends of the cup plate (203) and the magnetic attraction sleeve (803).
6. 6. The novel automatic liquid metering device according to claim 5, wherein the liquid discharging mechanism (6) comprises a liquid collecting bucket (601), a liquid collecting box (602) and a telescopic assembly (603), the rear end of the liquid collecting bucket (601) is connected with the telescopic assembly (603), a hole at the lower end of the liquid collecting bucket (601) penetrates through the adjusting port (302) and then is located inside the liquid collecting box (602), and a liquid discharging pipe (604) is arranged at the lower end of the liquid collecting box (602).
7. 7. The novel automatic liquid metering device according to claim 6, wherein an end cover (502) is arranged at the outer end of the mother liquid bottle (501), an electromagnetic valve (503) is arranged in the end cover (502), and the electromagnetic valve (503) corresponds to the position of the magnetic suction sleeve (803) and the liquid collecting hopper (601).

Description

Novel liquid automatic metering device Technical Field The utility model relates to the technical field of metering devices, in particular to a novel automatic liquid metering device. Background Titration machine is used for accurately weighing various reagents, samples and the like in chemical, physical, biological and other subjects, such as medicine research and development, accurately weighing various medicine components, ensuring the accuracy of medicine formula, and accurately measuring the quality of materials in material science research so as to study the relationship between the performance and the quality of the materials. The existing titration device drives the liquid storage mechanism to adjust the azimuth through the mechanical structure, so that the liquid storage mechanism drops required liquid into a measuring cup structure corresponding to the lower end through a liquid dropping structure at the bottom, and weighing is completed through a balance at the bottom of the measuring cup, so that the accuracy of measurement is ensured. The titration device of this kind of structure is comparatively loaded down with trivial details, according to the required finished product difference, needs frequent different raw materials of switching, and the arm structure needs repeated displacement to snatch the switching of taking of accomplishing different raw materials liquid many times, seriously influences the efficiency of processing. In view of this, we propose a novel automatic liquid metering device. Disclosure of utility model The utility model aims to overcome the defects of the prior art, adapt to the actual needs, and provide a novel automatic liquid metering device so as to solve the technical problems that the proportioning and taking of various raw materials of the current titration device are inconvenient and the proportioning efficiency is seriously affected. In order to solve the technical problems, the novel automatic liquid metering device comprises a metering mechanism, a rotating mechanism and a driving mechanism, wherein the metering mechanism is arranged in a box body and consists of two layers of frame plates, a transmission assembly is arranged on an upper plate of each two layers of frame plates, a precision balance is arranged on a lower plate of each two layers of frame plates, a base plate is arranged at an opening at the upper end of the box body, a frame body is distributed on the base plate at equal intervals, the rotating mechanism is arranged on the upper side of the interior of the box body and consists of a rotating disc, a rotating shaft of the rotating disc is positioned on the box body through a clamp, mother liquid bottles are distributed on an annular array outside the rotating disc, a liquid dropping mechanism is arranged at the bottom end inside the box body, and a liquid draining mechanism is arranged on the base plate. When the utility model is used, an external power supply supplies power, an operator starts the device through external control equipment, starts the transmission of an electric driving mechanism of a servo motor in a frame body, synchronously drives a rotary table to rotate, switches the position of an outer mother liquor bottle in the rotating process of the rotary table, stops when the mother liquor bottle corresponds to a dropping mechanism, starts a lifting assembly to drive a magnetic attraction sleeve to lift, enables the magnetic attraction sleeve to adjust the distance between the magnetic attraction sleeve and an end cover at the outer end of the mother liquor bottle, after the distance is proper, drives an electromagnetic valve to expand through magnetic attraction of the magnetic attraction sleeve, stock solution in the mother liquor bottle drops along an iron core through an electromagnetic valve expanding passage, the stock solution passes through the magnetic attraction sleeve and a liquid outlet to drop into a measuring cup which is inserted and placed on a cup disc, the whole weight of the measuring cup is positioned on a precision balance, and after the preset quantity is reached, the magnetic attraction is increased by the distance, the electromagnetic valve is weakened, the structure is used for completing quantitative weighing of the stock solution, the stock solution is conveniently extracted, the rotary disc structure is used for driving the mother solution bottles which are annularly distributed on the outer side to switch the directions, the extraction operation of different stock solutions is convenient, the time interval for taking the stock solution is reduced, the efficiency is greatly improved, after the electromagnetic valve is closed, the stock solution which is not completely dripped remains on the iron core of the electromagnetic valve, when the rotary mechanism is started to generate centrifugal force, the stock solution on the iron core is thrown to the liquid collecting hopper, then the liquid collecting hoppe