CN106422904A - Single-motor planetary stirring barrel - Google Patents

Abstract

The invention discloses a single-motor planetary stirring barrel which comprises a cylindrical barrel body, a transmission disc is arranged on the upper portion in the barrel body, a feeding port and a discharging door are arranged on the side face of the barrel body, the feeding port is positioned below the transmission disc, the discharging port is positioned at the bottom of the side wall of the barrel body, an inclined bottom is arranged in the barrel body, the lowest position of the inclined bottom is docked with the discharging door, a planetary transmission device is arranged in the transmission disc and comprises a gear ring and a sun wheel which are in concentric arrangement, wheel teeth are arranged on the inner side of the gear ring and the outer side of the sun wheel, and diameter of the sun wheel is half of inner diameter of the gear ring. By arranging the planetary transmission device, stirring and turbulent stirring can be performed synchronously by utilizing a single motor, so that sufficient mixing of materials is ensured. The single motor is convenient to maintain, and gear transmission is more stable than conventional transmission through a transmission belt.

Description

A single motor planetary mixing drum

technical field

The invention relates to the mechanical field, in particular to a single-motor planetary mixing drum.

Background technique

The agitator is a device for forced convection and uniform mixing of liquid and gas media. It is widely used in chemical industry and other fields. Conventional single-shaft agitators are prone to eddy currents in the raw materials during the stirring process, which affects the uniformity of mixing. In order to avoid this phenomenon , some chemical companies use multi-shaft stirring to generate turbulent flow of raw materials to ensure uniformity of mixing, and multi-shaft transmission is mainly divided into two ways, one is multi-motor, when multi-motor is working, it is bound to be due to different The vibration frequency affects each other, which greatly increases the accident rate of the machine. The other is that the belt drive drives multiple stirring shafts to rotate at the same time, and the belt is prone to damage due to the pulling force during high-load work, especially for For large mixers, the belt drive method is obviously not suitable for high-intensity mixing work.

Contents of the invention

The object of the present invention is to provide a single-motor planetary mixing drum to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

A single-motor planetary mixing drum, including a cylinder body, the cylinder body is cylindrical, a transmission plate is arranged on the upper part of the cylinder body, and a material inlet and a discharge door are opened on the side of the cylinder body, and the material inlet is located on the transmission disk Below, the discharge door is located at the bottom of the side wall of the cylinder, and an inclined bottom is provided in the cylinder, and the lowest point of the inclined bottom is docked with the discharge gate. The transmission disc is provided with a planetary transmission device, and the planetary transmission device includes concentrically arranged The ring gear and the sun gear, the inner side of the ring gear and the outer side of the sun gear are provided with gear teeth, the diameter of the sun gear is 1/2 of the inner diameter of the ring gear, and four planetary gears are arranged between the sun gear and the ring gear, The outer side of the planetary gear is provided with gear teeth, and the planetary gear is meshed with the sun gear and the ring gear. A square planet carrier is arranged above the four planetary gears. A vertical sun gear shaft is inserted in the center of the sun gear. The upper end of the wheel shaft protrudes above the top surface of the cylinder and is connected with the motor transmission. The lower end of the sun gear shaft is located in the middle of the cylinder body and is equipped with stirring blades. The center of the planetary wheel is inserted with a vertical planetary wheel shaft. The four The apexes are respectively fitted on a planetary wheel shaft and connected in rotation with the planetary wheel shaft. The lower end of the planetary wheel shaft is located in the middle and lower part of the cylinder, and a spoiler blade is arranged on the side of the lower end of the planetary wheel shaft. The spoiler blade is in the shape of an "E"; The upper part is provided with a flushing pipe, the flushing pipe is an annular pipe, and the flushing pipe is located below the feed inlet. The flushing pipe is connected with a water inlet pipe located outside the cylinder body. There is an annular scraper, the section of the annular scraper is in the shape of an isosceles trapezoid, an inner magnetic ring is embedded in the annular scraper, the inner magnetic ring is attached to the inner wall of the cylinder and connected by sliding, and an outer magnetic ring is arranged on the outer wall of the cylinder. The outer magnetic ring is slidingly connected with the outer wall of the cylinder, and a horizontal lifting rod is fixed outside the outer magnetic ring. A hydraulic cylinder is provided at the bottom of the outer wall of the cylinder, and a telescopic rod is provided at the output end of the hydraulic cylinder. The upper end of the telescopic rod is fixedly connected with the lifting rod.

As a further solution of the present invention: the cross-section of the feed inlet is in the shape of a right-angled trapezoid.

As a further solution of the present invention: the stirring blade is a cross stirring blade.

As a further solution of the present invention: the inclination angle of the upper plane of the inner magnetic ring is the same as the inclination angle of the bottom surface of the water inlet pipe.

Compared with the prior art, the beneficial effect of the present invention is: the device can be set with a planetary transmission device, and a single motor can be used to carry out stirring and turbulent stirring simultaneously, thereby ensuring that the materials are fully mixed, and the single motor is convenient for maintenance. The transmission is more stable than the traditional belt transmission, and the ring scraper is driven by the inner magnetic ring and the outer magnetic ring to scrape the material, and the washing pipe is used to wash the cleaning work in the cylinder, so as to avoid the material from adhering to the inner wall of the cylinder and affecting the next time. Use, the movement of the ring scraper is controlled by magnetic force, avoiding the impact of the conventional built-in mechanical transmission cleaning method on the stirring system.

Description of drawings

Fig. 1 is a structural schematic diagram of the present invention.

Fig. 2 is a top view of the transmission disc in the present invention.

In the figure 1-cylinder, 11-feed inlet, 12-discharge gate, 13-slope bottom, 2-transmission disc, 21-ring gear, 22-sun gear, 23-planet carrier, 24-planetary gear, 25 -planetary shaft, 26-spoiler blade, 3-motor, 31-sun gear shaft, 32-stirring blade, 4-hydraulic cylinder, 41-telescopic rod, 42-lifting rod, 43-outer magnetic ring, 44-ring scraper , 45-inner magnetic ring, 5-flushing pipe, 51-water inlet pipe, 52-water pump.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figures 1-2. In the embodiment of the present invention, a single-motor planetary mixing drum includes a cylinder body 1. The cylinder body 1 is cylindrical. The side of the body 1 is provided with a feed port 11 and a discharge door 12. The cross section of the feed port 11 is in the shape of a right angle trapezoid. There is an inclined bottom 13 inside the barrel 1, and the lowest part of the inclined bottom 13 is docked with the discharge door 12. The transmission disc 2 is provided with a planetary transmission, and the planetary transmission includes a ring gear 21 and a sun gear 22 arranged concentrically. , the inner side of the ring gear 21 and the outer side of the sun gear 22 are provided with gear teeth, the diameter of the sun gear 22 is 1/2 of the inner diameter of the ring gear 21, and four planetary gears are arranged between the sun gear 22 and the ring gear 21 24. The outer side of the planetary gear 24 is provided with gear teeth, and the planetary gear 24 is meshed with the sun gear 22 and the ring gear 21. A square planet carrier 24 is arranged above the four planetary gears 24. The center of the sun gear 22 is inserted A vertical sun gear shaft 31 is installed, the upper end of the sun gear shaft 31 protrudes above the top surface of the cylinder body 1 and is connected to the motor 3 in transmission, the lower end of the sun gear shaft 31 is located in the middle of the cylinder body 1 and is equipped with a stirring blade 32, the stirring blade 32 It is a cross stirring blade, and the center of the planetary wheel 24 is inserted with a vertical planetary wheel shaft 25, and the four vertices of the planetary carrier 24 are respectively sleeved on a planetary wheel shaft 25 and are connected in rotation with the planetary wheel shaft 25. The planetary wheel shaft 25 The lower end is located in the middle and lower part of the cylinder body 1, and the spoiler blade 26 is arranged on the side of the lower end of the planetary wheel shaft 25. The spoiler blade 26 is in the shape of "E"; when the material enters the cylinder body 1 from the feed port 11 for stirring, the The motor 3 drives the sun gear 22, the sun gear shaft 31 and the stirring blade 32 to rotate synchronously. During the rotation of the sun gear 22, the planetary gear 25 is driven to rotate synchronously and move along the circumferential direction between the sun gear 22 and the ring gear 21. The rotation process of the planetary gear 25 In the process, the turbulence blade 26 is used to turbulence and agitate the materials to ensure that the materials are fully mixed, and the planetary transmission device ensures the synchronicity of the turbulence and agitation;

The inner upper part of the cylinder body 1 is provided with a flushing pipe 5, the flushing pipe 5 is an annular pipe, the flushing pipe 5 is located below the feed inlet 11, and the flushing pipe 5 is connected with a water inlet pipe 51 located outside the cylinder body 1, so The water inlet pipe 51 is provided with a water pump 52, and an annular scraper 44 is arranged below the flushing pipe 5. The section of the annular scraper 44 is in the shape of an isosceles trapezoid, and an inner magnetic ring 45 is embedded in the annular scraper 44. The ring 45 fits and is slidably connected to the inner wall of the cylinder body 1. The inclination angle of the upper plane of the inner magnetic ring 45 is the same as the inclination angle of the bottom surface of the water inlet pipe 51. An outer magnetic ring 43 is arranged on the outer wall of the cylinder body 1. The outer magnetic ring 43 is slidingly connected with the outer wall of the cylinder 1, and a horizontal lifting rod 42 is fixed outside the outer magnetic ring 43. A hydraulic cylinder 4 is provided at the bottom of the outer wall of the cylinder 1, and a telescopic rod 41 is provided at the output end of the hydraulic cylinder 4. , the upper end of the telescopic rod 41 is fixedly connected with the lifting rod 42; after the raw materials after stirring are discharged from the discharge gate 12, the water pump 52 is started to clean the inside of the cylinder body 1, and the hydraulic cylinder 4 is started synchronously to drive the telescopic rod 41 in the vertical direction, the telescopic rod 41 drives the lifting rod 42 and the outer magnetic ring 43 to move synchronously, and the inner magnetic ring 45 and the outer magnetic ring 43 reciprocate and lift simultaneously under the action of the magnetic force, so that the ring scraper 44 can move against the inner wall of the cylinder body 1. Scraping treatment, so as to prevent the raw material from adhering to the inner wall of the cylinder 1 and affecting the next use.

Claims (4)

1. a kind of single motor planetary formula mixing drum, including cylinder it is characterised in that described cylinder be in cylinder, in cylinder on Portion is provided with drive plate, offers charging aperture and discharge door in cylinder side, and charging aperture is located at below drive plate, and discharge door is located at cylinder Body sidewall bottom, is provided with wedged bottom in cylinder, and wedged bottom lowest part is docked with discharge door, is provided with Gear Planet Transmission dress in described drive plate Put, described planetary driving device includes the gear ring being arranged concentrically and sun gear, be equipped with inside described gear ring and outside sun gear The gear teeth, the 1/2 of a diameter of gear ring interior diameter of sun gear, it is provided with four planetary gears, described planet between sun gear and gear ring It is toothed around outside wheel, planetary gear is all engaged with sun gear, gear ring and is connected, above four planetary gears, be provided with square planet carrier, The center of described sun gear is fitted with vertical sun wheel shaft, and sun wheel shaft upper end is stretched out cylinder top face and is driven with motor Connect, sun wheel shaft lower end is located in cylinder middle part and is provided with stirring vane, the center of described planetary gear is fitted with vertical Planet wheel spindle, four summits of described planet carrier are set on a planet wheel spindle and are rotated with planet wheel spindle and are connected, OK Spider gear shaft lower end is located at middle and lower part in cylinder, is provided with turbulence blades in planet wheel spindle lower end side, and described turbulence blades are in " E " word Shape；Described cylinder internal upper part is provided with flush pipe, and described flush pipe is ring pipe, and flush pipe is located at below charging aperture, described flushing Pipe is connected with the water inlet pipe outside positioned at cylinder, and described water inlet pipe is provided with water pump, is provided with annular scraper, institute below flush pipe Stating annular scraper section is in isosceles trapezoid shape, is embedded with internal magnetic ring, described internal magnetic ring and cylinder inboard wall are affixed in annular scraper Merging is slidably connected, and is provided with outer magnetic ring on cylinder body outer wall, and described outer magnetic ring and cylinder body outer wall are slidably connected, outside outer magnetic ring Be fixed with horizontal direction lifts bar, and described cylinder body outer wall bottom is provided with hydraulic cylinder, and the outfan of described hydraulic cylinder is provided with flexible Bar, expansion link upper end is fixedly connected with lifting bar.

2. a kind of single motor planetary formula mixing drum according to claim 1 is it is characterised in that described charging aperture section is in straight Angle trapezoidal shape.

3. a kind of single motor planetary formula mixing drum according to claim 1 is it is characterised in that described stirring vane is cross Stirring vane.

4. a kind of single motor planetary formula mixing drum according to claim 1 is it is characterised in that plane on described internal magnetic ring Angle of inclination is identical with the angle of inclination of water inlet pipe bottom surface.