WO2014059718A1

WO2014059718A1 - Mixing system

Info

Publication number: WO2014059718A1
Application number: PCT/CN2012/084593
Authority: WO
Inventors: 易泽文; 尹成
Original assignee: 河南新艾卡橡胶工业有限公司
Priority date: 2012-10-16
Filing date: 2012-11-14
Publication date: 2014-04-24
Also published as: CN102861525A

Abstract

Disclosed is a mixing system, comprising an operation platform; a material storage silo (3) provided on the operation platform; a mixing machine (4) provided below the operation platform, with a feed port of the mixing machine (4) being in communication with a discharge port of the material storage silo (3); an oil spraying device and a water spraying device both provided on the operation platform and used for spraying oil and water into the mixing machine (4); and a hopper (5) communicating with an outlet of the mixing machine (4) and used for delivering materials. When the mixing system is applied, firstly the rubber powder is stored within the material storage silo (3), then a discharge port of the material storage silo (3) is opened so as to deliver the rubber powder into the mixing machine (4) and into which chemical auxiliary agents are added, the rubber powder is mixed by the mixing machine (4) for a long time, and an appropriate amount of oil and water is sprayed into the mixing machine (4) during mixing, such that the purpose of mixing the oil, water and chemical auxiliary agents with the rubber powder uniformly can be achieved.

Description

Agitating system This application claims priority to Chinese Patent Application No. 201210391823.2, entitled "A Stirring System", filed on October 16, 2012, the entire contents of in. Technical field

The present invention relates to the field of reclaimed rubber processing technology, and more particularly to a stirring system mainly for agitating rubber powder.

Background technique

Recycled rubber is a rubber that is processed from vulcanized corner scraps in the production of rubber products and has certain plasticity and can be reused. In the processing and preparation of recycled rubber, it is a critical processing step to desulfurize the vulcanized rubber to restore plasticity.

In the prior art, a dynamic desulfurization tank is generally used for desulfurization of the vulcanized rubber, but the dynamic desulfurization tank adopts a high temperature and high pressure process, and water needs to be added to the desulfurization tank during the processing, so that exhaust gas and waste water are discharged. It is polluting the environment and it is difficult to meet the standards in environmental protection control. In order to reduce the environmental pollution in the process of desulfurization of vulcanized rubber, a high-temperature desulfurization unit has been developed to desulfurize the vulcanized rubber, which adopts a high temperature and atmospheric pressure process, and no waste body during the processing. And wastewater discharge, less environmental pollution.

However, it is necessary to add oil, water, and chemical additives to the rubber powder and stir it evenly before desulfurizing the rubber powder. In the prior art, oil, water, chemical additives and the like are added together with rubber powder to a desulfurization tank, and stirring is carried out for a long time in the desulfurization tank. Obviously, in the high-temperature desulfurization unit, there is no desulfurization tank for stirring the rubber powder, so it is necessary to design a new agitation system to be able to stir the oil, water and chemical additives with the rubber powder evenly.

In summary, how to provide a stirring system, which can evenly mix oil, water and chemical additives with rubber powder, is an urgent problem to be solved by those skilled in the art. Summary of the invention In view of the above, it is an object of the present invention to provide a stirring system which can uniformly mix oil, water and chemical additives with rubber powder.

In order to achieve the above object, the present invention provides the following technical solutions:

A stirring system comprising:

An operating platform and a storage bin disposed on the operating platform;

a mixer disposed under the operating platform, wherein a feed port of the mixer is in communication with a discharge port of the storage bin;

An oil injection device and a water spray device disposed on the operating platform for spraying oil and water into the mixer;

A hopper for conveying material is communicated with the outlet of the mixer.

Preferably, the agitator comprises a mixing chamber and a stirring spindle disposed in the mixing chamber, and the stirring spindle is provided with a stirring rod, and further comprises a driving device for driving the stirring shaft to rotate.

Preferably, the driving device specifically comprises a motor and a speed reducer connected to the motor, and an output end of the speed reducer is connected to the stirring spindle.

Preferably, the number of the stirring rods is two, including a first stirring rod and a second stirring rod. Preferably, the angle between the first stirring rod and the stirring main shaft is an acute angle, and the angle between the second stirring rod and the stirring main shaft is also an acute angle.

Preferably, the first agitating rod and the second agitating rod are each disposed on the agitating spindle by a fixing rod disposed perpendicular to the agitating spindle.

Preferably, the minimum distance of the first stirring rod from the stirring spindle is smaller than the minimum distance of the second stirring rod from the stirring spindle.

Preferably, the stirring chamber is further provided with an electromagnetic heating coil.

Preferably, the number of the mixers is two, and the hopper is disposed between the two mixers.

The stirring system provided by the invention comprises an operating platform and a storage bin disposed on the operating platform, a mixer disposed under the operating platform, and the feeding inlet of the mixer is connected with the discharge opening of the storage bin; An oil injection device and a water spray device for spraying oil and water into the mixer on the platform are connected to the outlet of the mixer for conveying the material hopper. When applying the stirring system provided by the invention, the rubber powder is first stored in the storage bin, and then the discharge port of the storage bin is opened, the rubber powder is transferred into the mixer and chemical additives are added, and the mixer is used for a long time. The powder is stirred, and an appropriate amount of oil and water is sprayed into the mixer during the stirring process, so that the purpose of mixing the oil, water and chemical additives with the rubber powder can be achieved.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description It is merely some embodiments of the present invention, and those skilled in the art can obtain other drawings according to the drawings without any creative work.

FIG. 1 is a schematic structural view of a stirring system according to an embodiment of the present invention.

The figures are marked as follows:

1-tank, 2-water tank, 3-reservoir, 4-mixer, 5-hopper, 41-stirring spindle, 42-first stirring rod, 43-reducer, 44-motor, 45-fixing rod, 46- Second stirring rod.

detailed description

SUMMARY OF THE INVENTION An object of the present invention is to provide a stirring system which can uniformly mix oil, water and chemical additives with rubber powder.

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

Referring to FIG. 1 , an agitation system provided in an embodiment of the present invention includes an operation platform and a storage bin 3 disposed on the operation platform, a mixer 4 disposed under the operation platform, and a feed port and a storage bin of the agitator 4 The discharge port of 3 is connected; further comprising being arranged on the operating platform for stirring The fuel injection device and the water spray device for spraying oil and water in the mixer 4 are connected to the outlet of the mixer 4 for conveying the hopper 5 of the material.

The fuel injection device may include a fuel tank 1, a spray nozzle, and an oil pump connected to both the fuel tank 1 and the spray nozzle, and the pressure of the spray nozzle may be 0.3 MPa. The water spray device may include a water tank 2, a spray nozzle, and a water pump connected to both the water tank 2 and the spray nozzle, and the spray nozzle may have a pressure of 0.3 MPa. Of course, the fuel injection device may only include a fuel tank and a spray nozzle. The water spray device may also include only a water tank and a spray nozzle, which are not limited herein.

When applying the stirring system provided by the invention, the rubber powder is first stored in the storage bin 3, and then the discharge port of the storage bin 3 is opened, the rubber powder is transferred into the mixer 4 and the chemical auxiliary agent is added, and the mixer 4 is long. Time to stir the rubber powder, and spray an appropriate amount of oil and water into the mixer 4 through the fuel injection device and the water spray device during the stirring process, so that the oil, water and chemical additives and the rubber powder can be uniformly stirred. purpose.

Preferably, the agitator 4 may include a mixing chamber and a stirring spindle 41 disposed in the mixing chamber, and a stirring rod is disposed on the stirring spindle 41, and a driving device for driving the stirring spindle 41 to rotate. In this way, the stirring shaft 41 is driven by the driving device to rotate, and the rubber powder, the oil, the water and the chemical auxiliary agent in the stirring chamber are sufficiently stirred by the stirring rod provided on the stirring main shaft 41 to achieve uniform stirring. The driving device may be a motor 44 and a speed reducer 43 connected to the motor 44, and the output end of the speed reducer 43 is connected to the stirring spindle 41. The structural cylinder is easy to operate, wherein the output end of the speed reducer 43 can pass through the coupling. It is connected to the stirring spindle 41. Of course, the drive unit can also use other devices, such as a worm gear structure, to drive the agitator spindle 41 to rotate. Among them, the stirring spindle 41 can rotate at a speed of 45 r/min -50 r/min and a torque of 1200 N/m-1800 N/m.

The mixer 4 can also be other stirring devices, such as a stirring drum and a driving device for driving the stirring drum to rotate. When the driving device drives the stirring drum to rotate, the rubber powder inside can also roll up and down to achieve the purpose of stirring. .

In the present embodiment, the number of the stirring rods is two, that is, the first stirring rod 42 and the second stirring rod 46. Only two sets of the stirring rod structure are arranged, which is easy to operate, and of course, more can be set, which is not limited herein. Preferably, the angle between the first stirring rod 42 and the stirring main shaft 41 is an acute angle, and the second stirring The angle between the mixing rod 46 and the agitating spindle 41 is also an acute angle. As such, the first agitating rod 42 and the second agitating rod 46 have a certain length in the direction along the agitating spindle 41 and perpendicular to the agitating spindle 41. In the process of stirring, it is more helpful to stir the rubber powder with water, oil and chemical additives. It is of course also possible to arrange the stirring rod perpendicular to the stirring spindle 41, which is not limited here.

In order to provide a certain distance between the first agitating rod 42 and the second agitating rod 46 and the agitating spindle 41, both the first agitating rod 42 and the second agitating rod 46 may be disposed by a fixing rod 45 disposed perpendicular to the agitating spindle 41. The main shaft 41 is stirred. In this way, the fixing rod 45 can be first disposed perpendicular to the stirring main shaft 41, and then the first stirring rod 42 and the second stirring rod 46 are fixed on the fixing rod 45. Of course, the number of the fixing rods 45 can be set to one or more. This is not limited. Of course, the first stirring rod 42 and the second stirring rod 46 can be directly fixed to the stirring spindle 41, which is not limited herein.

Preferably, the minimum distance of the first stirring rod 42 from the stirring main shaft 41 is smaller than the minimum distance of the second stirring rod 46 from the stirring main shaft 41, wherein the minimum distance means that the first stirring rod 42 or the second stirring rod 46 is closest to the stirring main shaft. The distance of the point 41 is from the stirring spindle 41. In this way, when the agitating spindle 41 is driven to rotate, the agitating spindle 41 drives the first agitating bar 42 and the second agitating bar 46 to rotate around the agitating spindle 41. The first agitating bar 42 and the second agitating bar 46 have different rotation radii. Stir the rubber powder at different distances from the stirring spindle 41 in the mixing chamber, which is more conducive to mixing the rubber powder with water, oil and chemical additives.

Meanwhile, in the stirring process, in order to facilitate the reaction between the rubber powder and the chemical auxiliary agent, a heating device may be installed on the mixer 4 to heat the rubber powder in the agitator 4, wherein the heating device may be an electromagnetic heating device. That is, an electromagnetic heating coil can be arranged on the mixing chamber, wherein the power of the electromagnetic heating coil can be set to 30 kw.

In the present embodiment, in order to improve work efficiency, two mixers 4 may be provided, and the hopper 5 is disposed between the two mixers 4, so that the two mixers 4 work at the same time, thereby improving work efficiency, when rubber powder and water, After the oil and chemical additives are evenly stirred, the discharge port of the mixer 4 is opened, and the rubber powder is discharged into the hopper 5 through the discharge port, and then proceeds to the next process.

The various embodiments in the present specification are described in a progressive manner, and each embodiment focuses on differences from other embodiments, and the same similar parts between the various embodiments may be referred to each other. The above description of the disclosed embodiments enables those skilled in the art to make or use the invention. Various modifications to these embodiments are obvious to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention is not intended to be limited to the embodiments shown herein, but the scope of the inventions

Claims

Rights request

1. A stirring system, characterized by including:

An operating platform and a storage bin (3) provided on the operating platform;

A mixer (4) is provided below the operating platform, and the feed port of the mixer (4) is connected with the discharge port of the storage bin (3);

An oil spray device and a water spray device provided on the operating platform for spraying oil and water into the mixer (4);

A hopper (5) for transporting materials is connected to the outlet of the mixer (4).

2. The mixing system according to claim 1, characterized in that the mixer (4) includes a mixing chamber and a stirring spindle (41) arranged in the mixing chamber, and the stirring spindle (41) is provided with a stirring The rod also includes a driving device that drives the stirring main shaft (41) to rotate.

3. The mixing system according to claim 2, characterized in that the specific output end of the driving device is connected to the mixing spindle (41).

4. The stirring system according to claim 2, characterized in that the number of the stirring rods is two, including a first stirring rod (42) and a second stirring rod (46).

5. The stirring system according to claim 4, characterized in that the angle between the first stirring rod (42) and the stirring spindle (41) is an acute angle, and the second stirring rod (46) and the stirring spindle are at an acute angle. The angle in (41) is also an acute angle.

6. The stirring system according to claim 5, characterized in that the first stirring rod (42) and the second stirring rod (46) both pass through a fixed rod (45) arranged perpendicularly to the stirring main shaft (41). ) is arranged on the stirring spindle (41).

7. The stirring system according to claim 4, characterized in that the minimum distance between the first stirring rod (42) and the stirring spindle (41) is smaller than the distance between the second stirring rod (46) and the stirring main shaft (41). Minimum distance from spindle (41).

8. The stirring system according to claim 2, characterized in that the stirring chamber is also provided with an electromagnetic heating coil.

9. The mixing system according to claim 1, characterized in that, the mixer (4) The number is two, and the hopper (5) is arranged between the two mixers (4).