CN223505176U

CN223505176U - Double-screw fluid mixing device

Info

Publication number: CN223505176U
Application number: CN202423060486.6U
Authority: CN
Inventors: 张艺凡; 许媛媛
Original assignee: Dongying Kewei Biotechnology Co ltd; Guangdong Ocean University
Current assignee: Dongying Kewei Biotechnology Co ltd; Guangdong Ocean University
Priority date: 2024-12-12
Filing date: 2024-12-12
Publication date: 2025-11-04
Anticipated expiration: 2034-12-12

Abstract

This utility model discloses a double-helix fluid mixing device, including a mixing tank, an outer ring, and helical stirring rods. The outer ring is installed on the upper surface of the mixing tank. The inner wall of the outer ring has a toothed groove, and two sets of driven wheels mesh inside the toothed groove. The inner sides of the two sets of driven wheels mesh with a transmission wheel. A transmission shaft is connected to the upper surface of the transmission wheel. The upper end of the transmission shaft extends upward through the outer ring and is connected to a servo motor. A connecting plate is installed on the outer side of the transmission shaft. The two ends of the connecting plate are rotatably installed on the upper ends of the two sets of driven wheels. Two sets of helical stirring rods are provided, respectively installed on the lower surface of the two sets of driven wheels. The connecting plate drives the driven wheels to rotate around the outer ring, thereby driving the helical stirring rods to stir around the inside of the mixing tank. The transmission wheel drives the driven wheels to rotate, thereby driving the connected helical stirring rods to rotate, which can cause the fluid in the mixing tank to roll upward, greatly improving the mixing efficiency.

Description

Double-screw fluid mixing device

Technical Field

The utility model relates to the technical field of fluid mixing, in particular to a double-spiral fluid mixing device.

Background

Conventional fluid mixing apparatuses, such as agitators and turbine mixers, are excellent in many applications, but when handling high viscosity fluids and when high efficiency mixing is required and mixing accuracy is required, there are often problems such as low mixing efficiency and uneven mixing, and therefore it is important to design a new fluid mixing apparatus capable of overcoming these drawbacks.

Disclosure of utility model

The present utility model is directed to a double-screw fluid mixing device, which solves the above-mentioned problems of the prior art.

The double-screw fluid mixing device comprises a mixing box, an outer ring and a screw stirring rod, wherein the outer ring is arranged on the upper surface of the mixing box, tooth grooves are formed in the inner wall of the outer ring, two groups of driven wheels are meshed in the tooth grooves, driving wheels are meshed in the inner sides of the two groups of driven wheels, a transmission shaft is connected to the upper surface of the driving wheels, the upper end of the transmission shaft extends upwards through the outer ring and is connected with a servo motor, a connecting plate is arranged on the outer side of the transmission shaft, two ends of the connecting plate are rotatably arranged at the upper ends of the two groups of driven wheels, and the screw stirring rod is provided with two groups and is respectively arranged on the lower surfaces of the two groups of driven wheels.

Further, the lower surface of drive wheel is connected with the connecting rod, the lower extreme of connecting rod is connected with the diaphragm, the both ends of diaphragm are connected with the scraper blade, the scraper blade sets up the inside at the mixing box.

Furthermore, a fixing frame is arranged on the upper surface of the outer ring, and the servo motor is arranged on the upper surface of the fixing frame.

Further, a feeding hole is formed in the surface of one side of the upper end of the mixing box, and a discharging hole is formed in the bottom of the mixing box.

Further, a supporting plate is arranged on the outer side of the lower end of the mixing box, supporting legs are arranged on the surface of the supporting plate, and a plurality of groups of supporting legs are arranged.

Further, the outside of transmission shaft is provided with the bearing, the inside that the upper end center was located on the outer lane is installed to the bearing.

Compared with the prior art, the utility model has the beneficial effects that:

1. The connecting plate drives the driven wheel to rotate around the outer ring, so that the spiral stirring rod can be driven to stir around the interior of the mixing box, and the driving wheel drives the driven wheel to rotate so as to drive the connected spiral stirring rod to rotate, so that the fluid in the mixing box can be driven to roll upwards, and the mixing efficiency is greatly improved.

2. Can drive the connecting rod and rotate when rotating through the drive wheel, drive diaphragm and scraper blade rotation through the rotation of connecting rod to can scrape the sticky fluid on the mixing box inner wall, improve the miscibility greatly.

Drawings

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

FIG. 2 is a schematic view of a mixing apparatus according to the present utility model;

FIG. 3 is a schematic view of a screed according to the present utility model;

in the figure, the device comprises a 1-mixing box, a 2-outer ring, a 3-spiral stirring rod, a 4-supporting plate, 5-supporting legs, a 6-feed opening, a 7-feed opening, an 8-servo motor, a 9-fixing frame, a 10-driven wheel, an 11-transmission shaft, a 12-bearing, a 13-tooth socket, a 14-transmission wheel, a 15-connecting rod, a 16-transverse plate, a 17-scraping plate and an 18-connecting plate.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model is a double-screw fluid mixing device, which comprises a mixing box 1, an outer ring 2 and a screw stirring rod 3, wherein the outer ring 2 is installed on the upper surface of the mixing box 1, a tooth slot 13 is formed on the inner wall of the outer ring 2, two groups of driven wheels 10 are meshed in the tooth slot 13, a driving wheel 14 is meshed on the inner sides of the two groups of driven wheels 10, a driving shaft 11 is connected on the upper surface of the driving wheel 14, the upper end of the driving shaft 11 extends upwards through the outer ring 2 and is connected with a servo motor 8, a connecting plate 18 is installed on the outer side of the driving shaft 11, two ends of the connecting plate 18 are rotatably installed on the upper ends of the two groups of driven wheels 10, and the screw stirring rod 3 is provided with two groups of driven wheels 10 and is respectively installed on the lower surfaces of the two groups of driven wheels 10.

When the mixing box is used, the driven wheel 10 is driven to rotate around the outer ring 2 through the arranged connecting plate 18, so that the spiral stirring rod 3 can be driven to stir around the inside of the mixing box 1, and the driving wheel 14 drives the driven wheel 10 to rotate so as to drive the connected spiral stirring rod 3 to rotate, so that the fluid in the mixing box 1 can be driven to roll upwards, and the mixing efficiency is greatly improved.

Referring to fig. 3, the lower surface of the driving wheel 14 is connected with a connecting rod 15, the lower end of the connecting rod 15 is connected with a transverse plate 16, two ends of the transverse plate 16 are connected with scraping plates 17, the scraping plates 17 are arranged in the mixing box 1, the connecting rod 15 can be driven to rotate while the driving wheel 14 rotates, and the transverse plate 16 and the scraping plates 17 are driven to rotate by the rotation of the connecting rod 15, so that sticky fluid on the inner wall of the mixing box 1 can be scraped, and the mixing uniformity is greatly improved.

Referring to fig. 1, a fixing frame 9 is mounted on the upper surface of the outer ring 2, a servo motor 8 is mounted on the upper surface of the fixing frame 9, and the fixing frame 9 is used for fixedly mounting the servo motor 8 to prevent shaking during operation.

Referring to fig. 1, a feeding port 7 is provided on a surface of an upper end side of the mixing tank 1, a discharging port 6 is provided at a bottom of the mixing tank 1, different fluids are fed into the mixing tank 1 for mixing through the provided feeding port 7, and the mixed fluids are discharged to the outside through the provided discharging port 6.

Referring to fig. 1, a support plate 4 is installed on the outer side of the lower end of the mixing box 1, support legs 5 are installed on the surface of the support plate 4, and a plurality of groups of support legs 5 are provided, so that the mixing box 1 can be supported by the support plate 4 and the support legs 5.

Referring to fig. 2, a bearing 12 is disposed on the outer side of the transmission shaft 11, the bearing 12 is mounted in the center of the upper end of the outer ring 2, and the servo motor 8 is convenient to drive the transmission shaft 11 to rotate through the disposed bearing 12.

The double-screw fluid mixing device comprises a mixing box 1, a driving shaft 11 is driven to rotate by a servo motor 8 through a feeding hole 7, a driving wheel 14 and a connecting plate 18 are driven to rotate through the rotation of the driving shaft 11, two groups of driven wheels 10 can be simultaneously driven to rotate around tooth grooves 13 formed in the inner wall of an outer ring 2 through the rotation of the connecting plate 18 and the driving wheel 14, the driven wheels 10 are driven to rotate around the outer ring 2 through the connecting plate 18, so that a spiral stirring rod 3 can be driven to stir around the inside of the mixing box 1, the driving wheel 14 drives the driven wheels 10 to rotate so as to drive the connected spiral stirring rod 3 to rotate, the driving wheel 14 can drive the fluid in the mixing box 1 to roll upwards, a connecting rod 15 can be driven to rotate when the driving wheel 14 rotates, and a transverse plate 16 and a scraping plate 17 are driven to rotate through the rotation of the connecting rod 15, so that viscous fluid on the inner wall of the mixing box 1 can be scraped, and the mixing efficiency and the uniformity are greatly improved.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a double helix formula fluid mixing device, includes mixing box (1), outer lane (2) and spiral puddler (3), its characterized in that, the upper surface at mixing box (1) is installed in outer lane (2), tooth's socket (13) have been seted up on the inner wall of outer lane (2), the inside meshing of tooth's socket (13) has two sets of driven pulleys (10), two sets of the inboard meshing of driven pulleys (10) has drive wheel (14), the upper surface of drive wheel (14) is connected with transmission shaft (11), the upper end of transmission shaft (11) runs through outer lane (2) and upwards extends to be connected with servo motor (8), connecting plate (18) are installed in the outside of transmission shaft (11), the upper end at two sets of driven pulleys (10) is installed in the both ends rotation of connecting plate (18), spiral puddler (3) are provided with two sets of, install the lower surface at two sets of driven pulleys (10) respectively.

2. A double-screw fluid mixing device according to claim 1, characterized in that the lower surface of the driving wheel (14) is connected with a connecting rod (15), the lower end of the connecting rod (15) is connected with a transverse plate (16), two ends of the transverse plate (16) are connected with scraping plates (17), and the scraping plates (17) are arranged in the mixing box (1).

3. A double-screw fluid mixing device according to claim 1, wherein the upper surface of the outer ring (2) is provided with a fixing frame (9), and the servo motor (8) is arranged on the upper surface of the fixing frame (9).

4. A double-screw fluid mixing device according to claim 1, characterized in that the surface of the upper end side of the mixing box (1) is provided with a feed inlet (7), and the bottom of the mixing box (1) is provided with a feed outlet (6).

5. A double-screw fluid mixing device according to claim 1, characterized in that the outer side of the lower end of the mixing box (1) is provided with a support plate (4), the surface of the support plate (4) is provided with support legs (5), and the support legs (5) are provided with a plurality of groups.

6. A double helical fluid mixing device according to claim 1, characterised in that the outside of the drive shaft (11) is provided with a bearing (12), said bearing (12) being mounted internally in the centre of the upper end of the outer ring (2).