CN212417731U

CN212417731U - Novel high-temperature stirring device for preparing boron carbide ceramic powder

Info

Publication number: CN212417731U
Application number: CN202020846713.0U
Authority: CN
Inventors: 高增禄; 唐小帅
Original assignee: Xinzheng Powering Co ltd
Current assignee: Xinzheng Powering Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-01-29
Anticipated expiration: 2030-05-19

Abstract

The utility model relates to an agitating unit technical field just discloses novel boron carbide ceramic powder system is with high temperature agitating unit, the top fixed surface of bottom plate is connected with the fixing base, the top fixed surface of fixing base is connected with hydraulic telescoping rod, hydraulic telescoping rod's top fixedly connected with movable plate, the bottom fixed surface of movable plate is connected with the lid, the top fixed surface of bottom plate is connected with the agitator, the top surface fixedly connected with sleeve of the inside of lid, the gear groove has been seted up to telescopic inner wall, telescopic inside fixedly connected with agitating unit. Agitating unit is connected with the arc through the fixed surface of first puddler, and the fixed surface of second puddler is connected with the sieve, and the outward appearance of third puddler is seted up threadedly, and through first puddler, second puddler, third puddler like this will stir, sieve, decompose tiny hard thing and go on simultaneously to promote production efficiency.

Description

Novel high-temperature stirring device for preparing boron carbide ceramic powder

Technical Field

The utility model relates to a agitating unit technical field specifically is novel boron carbide ceramic powder preparation is with high temperature mixing device.

Background

The boron carbide ceramic is characterized by being very hard, having better thermal stability, absorbing thermal neutrons, but having poor impact resistance and high brittleness, the boron carbide (B4C) has a hexagonal rhombohedral lattice, a unit cell has 12 original B crystal structures, crystal structure seeds and 3C atoms, and the crystal structure of the boron carbide is shown in the figure. The boron carbide ceramic powder is prepared by indirectly heating the ingredients or directly passing current through the ingredients in a resistance furnace and an electric arc furnace, when the temperature reaches 2200 ℃, B4C is decomposed into rich carbon and boron, and the boron volatilizes at high temperature, and B4C prepared in the electric arc furnace contains a large amount of free graphite with the content of 20-30%. B4C, prepared in a resistance furnace, contains a small amount of free carbon, but contains free boron, and the content reaches 1-2%. Thermal magnesium reduction of boron anhydride in the presence of carbon produces very fine boron carbide powder in which the magnesium oxide is washed away with an acid. In the boron carbide, raw materials contain fine hard substances which can influence the quality of a novel boron carbide ceramic powder finished product, and the traditional method is to sieve the boron carbide and then crush the fine hard substances, and three procedures of sieving, decomposing the fine hard substances and stirring are needed. Most of the existing devices only have one function, and three steps are required to be carried out in batches, so that time is wasted, and the manufacturing efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a novel boron carbide ceramic powder system is with high temperature stirring device possesses the stirring, sieves, decomposes small-size hard thing and goes on advantage such as simultaneously, has solved the problem that boron carbide ceramic powder quality is low, preparation inefficiency.

(II) technical scheme

In order to realize the above-mentioned stirring, sieve, decompose small-size hard thing and carry out the purpose simultaneously, the utility model provides a following technical scheme: novel boron carbide ceramic powder preparation is with high temperature agitating unit, comprising a base plate, the top fixed surface of bottom plate is connected with the fixing base, the top fixed surface of fixing base is connected with hydraulic telescoping rod, hydraulic telescoping rod's top fixedly connected with movable plate, the bottom fixed surface of movable plate is connected with the lid, the top fixed surface of bottom plate is connected with the agitator, the front fixed surface of agitator is connected with the instrument, the top surface fixedly connected with sleeve of the inside of lid, gear groove has been seted up to telescopic inner wall, telescopic inside is provided with agitating unit.

Preferably, agitating unit includes the motor, motor fixed connection is at the inside top surface of telescopic, the output fixedly connected with transfer line of motor, it has gear one to fix the cover on the transfer line, the meshing is connected with gear two on the gear groove, gear two is connected with the meshing of gear one, the quantity of gear two is three, and is three gear two all is connected with the meshing of gear one, and is three the bottom surface difference fixedly connected with first puddler of gear two, second puddler, third puddler.

Preferably, the outer fixed surface of first puddler is connected with the arc, the quantity of arc is eight, eight the arc fixed connection is fixed in proper order from the top down at the surface of first puddler.

Preferably, the outer fixed surface of second puddler is connected with the sieve, the quantity of sieve is eight, eight sieve fixed connection is fixed in proper order from the top down at the outer surface of second puddler.

Preferably, the outer surface of the third stirring rod is provided with threads.

Preferably, the stirring device has the beneficial effects that the whole structure of the stirring device adopts the high-temperature resistant material (III)

Compared with the prior art, the utility model provides a novel boron carbide ceramic powder system is with high temperature stirring device possesses following beneficial effect:

1. the high-temperature stirring device for preparing the novel boron carbide ceramic powder comprises an arc plate fixedly connected to the outer surface of a first stirring rod, the arc plate is designed to reduce resistance to a stirrer through radian, the number of the arc plates is eight, the eight arc plates are fixedly connected to the outer surface of the first stirring rod and are fixed in sequence from top to bottom, so that the stirrer can be fully stirred and fused from top to bottom, a sieve plate is fixedly connected to the outer surface of a second stirring rod, when the boron carbide ceramic powder is stirred for the first time, the boron carbide ceramic powder passes through the sieve plate once, the boron carbide ceramic powder can be more fine and smooth, the quality of the novel boron carbide ceramic powder is improved, a thread is arranged on the outer surface of a third stirring rod, and when the novel boron carbide ceramic powder is stirred again, the thread can crush small hard blocks in the novel boron carbide ceramic powder through a protruding surface, thereby further promote the quality of novel boron carbide ceramic powder, will stir like this through first puddler, second puddler, third puddler, sieve, decompose tiny hard thing and combine going on simultaneously together to promote production efficiency.

2. This novel high temperature agitating unit is used to boron carbide ceramic powder system drives gear one through the transfer line and rotates, and gear one is connected with the meshing of three gear two, and gear one drives three gear rotation like this, and three gear two meshes with the gear groove, and when gear one drove three gear revolve, three gear two revolves around telescopic inner wall to make first puddler, second puddler, third puddler can revolve round and can the rotation again, thereby promoted the efficiency of stirring greatly.

Drawings

FIG. 1 is a schematic structural view of a high-temperature stirring device for preparing boron carbide ceramic powder according to the present invention;

FIG. 2 is a schematic view of the sleeve structure of the high-temperature stirring device for preparing boron carbide ceramic powder according to the present invention;

FIG. 3 is a perspective structural view of the sleeve of the high temperature stirring device for preparing boron carbide ceramic powder according to the present invention;

FIG. 4 is a schematic view of the bottom plane structure of the sleeve of the high-temperature stirring device for preparing boron carbide ceramic powder according to the present invention;

FIG. 5 is a schematic structural view of a first stirring rod of the high-temperature stirring device for preparing boron carbide ceramic powder according to the present invention;

FIG. 6 is a schematic structural view of a second stirring rod of the high-temperature stirring device for preparing boron carbide ceramic powder according to the present invention;

fig. 7 is a schematic structural view of a second stirring rod of the high-temperature stirring device for preparing boron carbide ceramic powder according to the present invention.

In the figure: the device comprises a base plate 1, a fixed seat 2, a hydraulic telescopic rod 3, a movable plate 4, a sealing cover 5, a stirring barrel 6, an instrument 7, a sleeve 8, a first stirring rod 9, a second stirring rod 10, a third stirring rod 11, a motor 12, a transmission rod 13, a first gear groove 15, a second gear, an arc plate 17, a sieve plate 18 and a thread 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution, which comprises a bottom plate 1, wherein two fixing bases 2 are fixedly connected to a top surface of the bottom plate 1, the number of the fixing bases 2 is two, the two fixing bases 2 are fixedly connected to the top surface of the bottom plate 1, the top surface of the fixing base 2 is fixedly connected to a hydraulic telescopic rod 3, the hydraulic telescopic rod 3 is of a conventional structure, and not described herein, the top of the hydraulic telescopic rod 3 is fixedly connected to a movable plate 4, the number of the hydraulic telescopic rods 3 is two, the two hydraulic telescopic rods 3 are respectively and fixedly connected to the top surface of the fixing bases 2, the bottom surface of the movable plate 4 is fixedly connected to a cover 5, the top surface of the bottom plate 1 is fixedly connected to a stirring barrel 6, the front surface of the stirring barrel 6 is fixedly connected to an instrument 7, the instrument 7 is of a conventional structure, the condition inside the stirring barrel 6 can be determined by observing data on an instrument 7, raw materials are placed in the stirring barrel 6 when the device is used, the cover 5 is driven to move downwards by the hydraulic telescopic rod 3 through switching on an external power supply, the stirring barrel 6 is sealed, the raw materials can be prevented from being spilled during stirring, the sleeve 8 is fixedly connected to the top surface inside the cover 5, the motor 12 is fixedly connected to the top surface inside the sleeve 8, the motor 12 is of an existing structure, the output end of the motor 12 is fixedly connected with the transmission rod 13, the transmission rod 13 is fixedly sleeved with the first gear 14, the inner wall of the sleeve 8 is provided with the gear groove 15, the gear groove 15 is meshed with the second gear 16, the second gear 16 is meshed with the first gear 14, the number of the second gears 16 is three, the three second gears 16 are all meshed with the first gear 14, and the bottom surfaces of the three second gears 16 are respectively and fixedly connected with the first stirring rod 9, The second stirring rod 10 and the third stirring rod 11 start an external power supply, the motor 12 drives the first gear 14 to rotate through the transmission rod 3, the first gear 14 is meshed with the second gear 16, so that the first gear 14 drives the three gears 16 to rotate, the second gear 16 is meshed with the gear groove 15, when the first gear 14 drives the three gears 16 to rotate, the second gear 16 revolves around the inner wall of the sleeve 8, so that the first stirring rod 9, the second stirring rod 10 and the third stirring rod 11 can revolve and rotate, the stirring efficiency is greatly improved, the outer surface of the first stirring rod 9 is fixedly connected with the arc-shaped plates 17, the resistance of the arc-shaped plates 17 to the stirring objects is reduced due to the arc-degree design, the number of the arc-shaped plates 17 is eight, the eight arc-shaped plates 17 are all fixedly connected to the outer surface of the first stirring rod 9 and are fixed from top to bottom in sequence, so that the stirring objects can be fully stirred and fused from top to bottom, outer fixed surface of second puddler 10 is connected with sieve 18, when stirring boron carbide ceramic powder for the first time, sieve once in following sieve 18 with boron carbide ceramic powder, can make boron carbide ceramic powder more fine and smooth, thereby promote the quality of novel boron carbide ceramic powder, screw thread 19 has been seted up to the outward appearance of third puddler 11, when stirring novel boron carbide ceramic powder again, screw thread 19 can be smashed the internal small-size hard piece of novel boron carbide ceramic powder through the outstanding face, thereby further promote the quality of novel boron carbide ceramic powder, like this through first puddler 9, second puddler 10, third puddler 11 will stir, sieve, the meticulous grinding combines to go on simultaneously, thereby promote production efficiency.

The working principle is as follows: when the device is used, raw materials for manufacturing novel boron carbide ceramic powder are added into the stirring barrel 6, then an external power supply is switched on, the hydraulic telescopic rod 3 drives the cover 5 to move downwards, the stirring barrel 6 is sealed, the raw materials can be prevented from being spilled during stirring, then the output end of the motor 12 is fixedly connected with the transmission rod 13, the transmission rod 13 is fixedly sleeved with the first gear 14, the inner wall of the sleeve 8 is provided with the gear groove 15, the gear groove 15 is meshed with the second gear 16, the second gear 16 is meshed with the first gear 14, the number of the second gear 16 is three, the three second gears 16 are all meshed with the first gear 14, the bottom surface of the second gear 16 is fixedly connected with the first stirring rod 9, the bottom surfaces of the other two second gears 16 are respectively fixedly connected with the second stirring rod 10 and the third stirring rod 11, the external power supply is started, the motor 12 drives the first gear 14 to rotate through the transmission rod 3, the first gear 14 is meshed with the second three gears 16, so that the first gear 14 drives the third gears 16 to rotate, the second three gears 16 are meshed with the gear grooves 15, and when the first gear 14 drives the third gears 16 to rotate, the second three gears 16 revolve around the inner wall of the sleeve 8, so that the first stirring rod 9, the second stirring rod 10 and the third stirring rod 11 can revolve and rotate, and stirring work is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Novel boron carbide ceramic powder preparation is with high temperature stirring device, including bottom plate (1), its characterized in that: the top fixed surface of bottom plate (1) is connected with fixing base (2), the top fixed surface of fixing base (2) is connected with hydraulic telescoping rod (3), the top fixedly connected with movable plate (4) of hydraulic telescoping rod (3), the bottom fixed surface of movable plate (4) is connected with lid (5), the top fixed surface of bottom plate (1) is connected with agitator (6), the front fixed surface of agitator (6) is connected with instrument (7), the top surface fixedly connected with sleeve (8) of the inside of lid (5), gear groove (15) have been seted up to the inner wall of sleeve (8), the inside of sleeve (8) is provided with agitating unit.

2. The novel high-temperature stirring device for preparing boron carbide ceramic powder according to claim 1, characterized in that: agitating unit includes motor (12), motor (12) fixed connection is at the inside top surface of sleeve (8), the output fixedly connected with transfer line (13) of motor (12), it has gear (14) to fix the cover on transfer line (13), the meshing is connected with gear two (16) on gear groove (15), gear two (16) and gear one (14) meshing are connected, the quantity of gear two (16) is three, and is three gear two (16) all are connected with gear one (14) meshing, and are three the bottom surface difference fixedly connected with first puddler (9), second puddler (10), third puddler (11) of gear two (16).

3. The novel high-temperature stirring device for preparing boron carbide ceramic powder according to claim 2, characterized in that: the outer fixed surface of first puddler (9) is connected with arc (17), the quantity of arc (17) is eight, eight the equal fixed connection of arc (17) is fixed in proper order at the surface of first puddler (9) and from the top down.

4. The novel high-temperature stirring device for preparing boron carbide ceramic powder according to claim 2, characterized in that: the outer fixed surface of second puddler (10) is connected with sieve (18), the quantity of sieve (18) is eight, eight equal fixed connection of sieve (18) is just fixed in proper order from the top down at the surface of second puddler (10).

5. The novel high-temperature stirring device for preparing boron carbide ceramic powder according to claim 2, characterized in that: the outer surface of the third stirring rod (11) is provided with threads (19).

6. The novel high-temperature stirring device for preparing boron carbide ceramic powder according to claim 1, characterized in that: the quantity of fixing base (2) is two, two fixing base (2) fixed connection is on the top surface of bottom plate (1), the quantity of hydraulic telescoping rod (3) is two, two hydraulic telescoping rod (3) is fixed connection respectively on the top surface of fixing base (2).