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CN-224216148-U - Static metering device for powder

CN224216148UCN 224216148 UCN224216148 UCN 224216148UCN-224216148-U

Abstract

The utility model relates to the field of powder metering, and discloses a powder static metering device which comprises a storage tank, wherein a sealing cover is arranged at the top of the storage tank, a supporting seat is fixedly connected to the outer wall of the storage tank, a metering valve is fixedly connected to the bottom of the storage tank through a pipeline, a mounting frame is fixedly connected to the outer wall of the storage tank, a motor is fixedly connected to the outer wall of the mounting frame, a worm is fixedly connected to the output end of the motor, a rotating shaft is rotatably connected to the inner wall of the storage tank through a bracket, a stirring blade is fixedly connected to the outer wall of the rotating shaft, and a worm wheel is fixedly connected to the outer wall of the rotating shaft. According to the utility model, the structure of the metering valve, the metering scale, the receiving box and the like is adopted, before powder is metered, metal impurities are adsorbed and sieved through the electromagnetic sieve plate, and the functions of magnetic separation and sieving are utilized to automatically remove scrap iron, impurities or large-particle materials in the powder, so that the metering accuracy is ensured.

Inventors

  • WANG MENG
  • WU XUE

Assignees

  • 潍坊科顺环保科技有限公司

Dates

Publication Date
20260508
Application Date
20250715

Claims (8)

  1. 1. The static metering device for powder comprises a storage tank (1), a sealing cover (2) is arranged at the top of the storage tank (1), a supporting seat (3) is fixedly connected to the outer wall of the storage tank (1), a metering valve (4) is fixedly connected to the bottom of the storage tank (1) through a pipeline, the static metering device is characterized in that an installation frame (5) is fixedly connected to the outer wall of the storage tank (1), a motor (6) is fixedly connected to the outer wall of the installation frame (5), a worm (7) is fixedly connected to the output end of the motor (6), a rotating shaft (8) is rotatably connected to the inner wall of the storage tank (1) through a support, a stirring blade (9) is fixedly connected to the outer wall of the rotating shaft (8), a worm wheel (10) is fixedly connected to the outer wall of the worm (7), an eccentric wheel (11) is fixedly connected to the outer wall of the worm (7), an annular frame (13) is arranged in the storage tank (1), an electromagnetic sieve plate (14) is fixedly connected to the inner wall of the annular frame, a contact block (12) is fixedly connected to the bottom of the electromagnetic sieve plate (14), a bearing block (21) is arranged at the bottom of the supporting seat (3), a weighing scale (21) is arranged at the top of the weighing scale (21), the inside of storage tank (1) is provided with installation locating component.
  2. 2. The powder static metering device according to claim 1, wherein the outer wall of the worm (7) is rotatably connected with the inner wall of the storage tank (1), and the worm (7) is meshed with the worm wheel (10).
  3. 3. The powder static metering device of claim 1, wherein the installation positioning assembly comprises a fixed seat (15), a sliding rod piece (16) is inserted into the inner wall of the fixed seat (15), a spring (17) is arranged on the surface of the sliding rod piece (16), a positioning block (18) is rotatably connected to the top of the sliding rod piece (16), the outer wall of the positioning block (18) is magnetically connected with the inner surface of the positioning seat (19), and a limiting rod (20) is fixedly connected to the bottom of the sealing cover (2).
  4. 4. The powder static metering device according to claim 3, wherein the outer wall of the fixed seat (15) is fixedly connected with the inner wall of the storage tank (1), and the outer wall of the sliding rod piece (16) is slidably connected with the inner wall of the annular frame (13).
  5. 5. The powder static metering device according to claim 3, wherein the top end of the spring (17) is fixedly connected with the bottom of the electromagnetic sieve plate (14), and the sliding rod piece (16) penetrates through the positioning seat (19).
  6. 6. The powder static metering device of claim 1, wherein a dust cover (23) is arranged on the outer wall of the receiving box (22), an elastic rubber ring II (25) is arranged at the bottom of the dust cover (23), and an elastic rubber ring I (24) is arranged at the top of the dust cover (23).
  7. 7. The powder static metering apparatus as set forth in claim 6, wherein the elastic rubber ring II (25) is sleeved on the outer wall of the receiving box (22).
  8. 8. The powder static metering apparatus as claimed in claim 6, wherein the dust-proof cover (23) is arranged in a shape of narrow upper part and wide lower part.

Description

Static metering device for powder Technical Field The utility model relates to the field of powder metering, in particular to a powder static metering device. Background The main reasons for powder metering include ensuring product quality, improving production efficiency, meeting regulatory requirements and optimizing cost control, ensuring product quality is one of the important reasons for powder metering, and by accurate metering, the accurate proportioning of each component can be ensured, so that the quality and performance of the final product meet expectations, for example, in chemical industry and food industry, the accurate metering of raw materials is critical to the stability and safety of the product. According to the retrieval, chinese patent publication No. CN220893541U discloses a powder metering device, when powder is discharged and weighed through the design of a quantitative discharging component, the quantitative discharging component can be started to rotate in a discharging pipe, the powder is quantitatively discharged through a quantitative groove on the surface of a roller, the discharging pipe is sealed by the roller, the discharged quantitative powder can fall into a weighing mechanism to be weighed, and the discharging quantity is the same every time, so that the accuracy of metering the powder can be improved. In the technical scheme, the powder is quantitatively discharged through the quantitative discharging component to realize accurate metering, but impurities, metal impurities and the like can be mixed in the production or transportation of some powder, the accuracy of subsequent powder metering cannot be ensured due to difficult removal before metering, and therefore, the powder static metering device is provided to solve the problems. Disclosure of utility model In order to make up for the defects, the utility model provides a powder static metering device, and aims to solve the problem that the accuracy of powder metering is reduced due to the lack of magnetic impurity separation and screening functions before metering of the powder static metering device in the prior art. In order to achieve the purpose, the powder static metering device comprises a storage tank, wherein the top of the storage tank is provided with a sealing cover, the outer wall of the storage tank is fixedly connected with a supporting seat, the bottom of the storage tank is fixedly connected with a metering valve through a pipeline, the outer wall of the storage tank is fixedly connected with a mounting frame, the outer wall of the mounting frame is fixedly connected with a motor, the output end of the motor is fixedly connected with a worm, the inner wall of the storage tank is rotatably connected with a rotating shaft through a bracket, the outer wall of the rotating shaft is fixedly connected with a stirring blade, the outer wall of the rotating shaft is fixedly connected with a worm wheel, the outer wall of the worm is fixedly connected with an eccentric wheel, the inside of the storage tank is provided with an annular frame, the inner wall of the annular frame is fixedly connected with an electromagnetic sieve plate, the bottom of the electromagnetic sieve plate is fixedly connected with a contact block, the bottom of the supporting seat is provided with a metering scale, the top of the metering scale is provided with a bearing box, and the inside of the storage tank is provided with a mounting and positioning assembly. As a further description of the above technical solution: the outer wall of the worm is rotationally connected with the inner wall of the storage tank, and the worm is meshed with the worm wheel. As a further description of the above technical solution: The installation locating component comprises a fixed seat, a sliding rod piece is inserted into the inner wall of the fixed seat, a spring is arranged on the surface of the sliding rod piece, a locating block is connected to the top of the sliding rod piece in a rotating mode, the outer wall of the locating block is magnetically connected with the inner surface of the locating seat, and a limiting rod is fixedly connected to the bottom of the sealing cover. As a further description of the above technical solution: the outer wall of fixing base and the inner wall fixed connection of storage tank, the outer wall and the inner wall sliding connection of cyclic annular frame of slide member. As a further description of the above technical solution: the top of the spring is fixedly connected with the bottom of the electromagnetic sieve plate, and the sliding rod piece penetrates through the positioning seat. As a further description of the above technical solution: The outer wall of the carrying box is provided with a dust cover, the bottom of the dust cover is provided with an elastic rubber ring II, and the top of the dust cover is provided with an elastic rubber ring I. As a further description of the above technical solution: The e