CN212673812U

CN212673812U - Vacuum furnace for preparing high-quality silicon-molybdenum rod

Info

Publication number: CN212673812U
Application number: CN202021574938.1U
Authority: CN
Inventors: 许俊; 苏来峰
Original assignee: Zibo Chendong New Material Co ltd
Current assignee: Zibo Chendong New Material Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-03-09
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a high quality silicon molybdenum stick preparation is with vacuum furnace, including base, furnace body, heating tungsten filament, aspirator pump, heat recovery jar and positive and negative motor, the top fixed mounting of base has the furnace body, and the right side of furnace body rotates and is connected with the bell to the bell is connected with the surface of furnace body through connecting bolt, the inside fixed mounting of furnace body has built-in hot plate, the air duct is installed to the left side top of furnace body, the internal connection of furnace body has threaded rod and gag lever post, and the surface of threaded rod is connected with the scraping wings, the left side top fixedly connected with positive and negative motor of furnace body. This vacuum furnace is used in preparation of high quality silicon molybdenum rod is provided with places piece, threaded rod, gag lever post and scraping wings, can make threaded rod and scraping wings threaded connection through the drive of positive and negative motor, makes things convenient for the scraping wings to slide on the gag lever post, has made things convenient for the scraping wings to promote the box of placing the piece top and placing the silicon molybdenum rod, is convenient for fire the discharge of back silicon molybdenum rod.

Description

Vacuum furnace for preparing high-quality silicon-molybdenum rod

Technical Field

The utility model relates to a relevant technical field of silicon molybdenum stick preparation specifically is a vacuum furnace is used in preparation of high quality silicon molybdenum stick.

Background

During the preparation process of the silicon-molybdenum rod, the prepared rod body needs to be put into a vacuum furnace for firing, and the existing vacuum furnace still has a great part of problems, such as:

the existing vacuum furnace for preparing the silicon-molybdenum rod is inconvenient to place a silicon-molybdenum rod box body for automatic removal when in use, is inconvenient to recover heat after a furnace body is heated, is inconvenient to purify waste gas, and has limitation in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum furnace is used in high quality silicon molybdenum rod preparation to solve above-mentioned background art and propose the inconvenient automation of placing silicon molybdenum rod box when using of vacuum furnace for current silicon molybdenum rod preparation and get rid of, and the thermal recovery after the inconvenient recovery furnace body heating, and the purification of inconvenient waste gas, the problem that the use has the limitation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a vacuum furnace is used in preparation of high quality silicon molybdenum bar, includes base, furnace body, heating tungsten filament, aspirator pump, heat recovery jar and positive and negative motor, the top fixed mounting of base has the furnace body, and the right side of furnace body rotates and is connected with the bell to the bell is connected with the surface of furnace body through connecting bolt, the inside fixed mounting of furnace body has built-in hot plate, the air duct is installed to the left side top of furnace body, the top of furnace body is fixed with the pipe of discharging fume, and the top of the pipe of just discharging fume is connected with and purifies a section of thick bamboo, the internal connection of furnace body has threaded rod and gag lever post, and the surface connection of threaded rod has the scraping wings, the left side top.

Preferably, the built-in heating plate is of a circular ring-shaped structure, the heating tungsten filaments are uniformly arranged inside the built-in heating plate, and the placing block is fixed on the upper surface of the built-in heating plate.

Preferably, the air duct is "L" font structure, and the air duct is rigid connection with the furnace body to the aspirator pump is installed on the top left side of air duct, and simultaneously and the output of aspirator pump is connected with the top of heat recovery jar, and the air duct adopts the heat preservation rubber material, and the inner structure of air duct is the same with the inner structure of purifying a section of thick bamboo.

Preferably, the interior of the purification cylinder is of a thread structure, and the connection mode of the purification cylinder and the smoke exhaust pipe is a disassembly and assembly structure in threaded connection.

Preferably, 2 filter screens are installed to the internal thread of purifying cylinder, and are provided with active carbon between 2 filter screens to the up end of filter screen is less than the up end of purifying cylinder.

Preferably, the connection mode of the upper portion of the material pushing plate and the threaded rod is threaded connection, the connection mode of the material pushing plate and the limiting rod is sliding connection, and the two limiting rods are symmetrically arranged around the central axis of the furnace body.

Compared with the prior art, the beneficial effects of the utility model are that: the vacuum furnace for preparing the high-quality silicon-molybdenum rod;

(1) the silicon-molybdenum rod placing device is provided with the placing block, the threaded rod, the limiting rod and the material pushing plate, the threaded rod and the material pushing plate can be in threaded connection through the driving of the positive and negative motors, the material pushing plate can conveniently slide on the limiting rod, the material pushing plate can conveniently push a box body on which a silicon-molybdenum rod is placed above the placing block, and the silicon-molybdenum rod after being fired can be conveniently discharged;

(2) the gas guide pipe, the air suction pump and the heat recovery tank are arranged, and the waste heat in the furnace body can be discharged into the heat recovery tank by matching with the air suction pump and the gas guide pipe, so that the heat in the furnace body can be recovered conveniently;

(3) the inside of a purification section of thick bamboo is provided with filter screen and active carbon, can purify the inside waste gas of furnace body through filter screen and active carbon, and the structure of a purification section of thick bamboo simultaneously is the same with air duct inner structure, has made things convenient for the heat of retrieving to filter, has improved the device's use.

Drawings

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

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is the schematic diagram of the internal structure of the purifying cylinder of the present invention.

In the figure: 1. a base; 2. a furnace body; 3. a furnace cover; 4. a connecting bolt; 5. a heating plate is arranged inside; 6. heating a tungsten filament; 7. placing the blocks; 8. an air duct; 9. a getter pump; 10. a heat recovery tank; 11. a smoke exhaust pipe; 12. a purification cartridge; 13. a threaded rod; 14. a material pushing plate; 15. a limiting rod; 16. a filter screen; 17. activated carbon; 18. a positive and negative motor.

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. 1-4, the present invention provides a technical solution: a vacuum furnace for preparing a high-quality silicon-molybdenum rod comprises a base 1, a furnace body 2, a furnace cover 3, a connecting bolt 4, a built-in heating plate 5, a heating tungsten filament 6, a placing block 7, an air duct 8, an air suction pump 9, a heat recovery tank 10, a smoke exhaust pipe 11, a purifying cylinder 12, a threaded rod 13, a material pushing plate 14, a limiting rod 15, a filter screen 16, active carbon 17 and a positive and negative motor 18, wherein the furnace body 2 is fixedly arranged above the base 1, the furnace cover 3 is rotatably connected to the right side of the furnace body 2, the furnace cover 3 is connected with the surface of the furnace body 2 through the connecting bolt 4, the built-in heating plate 5 is fixedly arranged inside the furnace body 2, the air duct 8 is arranged above the left side of the furnace body 2, the smoke exhaust pipe 11 is fixed above the furnace body 2, the purifying cylinder 12 is connected above the smoke exhaust pipe 11, the threaded rod 13 and the limiting, a positive and negative motor 18 is fixedly connected to the upper part of the left side of the furnace body 2.

If built-in hot plate 5 is ring circular structure in fig. 1 and fig. 2, and the inside evenly installed of built-in hot plate 5 heats tungsten filament 6, and built-in hot plate 5's last fixed surface has places piece 7, make things convenient for the inside heating of furnace body 2, air duct 8 is "L" font structure, and air duct 8 is rigid connection with furnace body 2, and aspirator pump 9 is installed on air duct 8's top left side, and aspirator pump 9's output is connected with the top of heat recovery jar 10 simultaneously, air duct 8 adopts the heat preservation rubber material, air duct 8's inner structure is the same with the inner structure of purifying barrel 12, make things convenient for thermal recovery.

The inside of the purification cylinder 12 is in a thread structure as shown in fig. 1 and 3, and the connection mode of the purification cylinder 12 and the smoke exhaust pipe 11 is a dismounting and mounting structure of thread connection, which facilitates the replacement of the

purification cylinder

12, 2 filter screens 16 are mounted on the internal thread of the purification cylinder 12 as shown in fig. 4, and active carbon 17 is arranged between the 2 filter screens 16, and the upper end surface of the filter screen 16 is lower than the upper end surface of the purification cylinder 12, which facilitates the purification of the exhaust smoke, the connection mode of the upper part of the material pushing plate 14 and the threaded rod 13 as shown in fig. 1 and 2 is in thread connection, the connection mode of the material pushing plate 14 and the limiting rod 15 is in sliding connection, and the limiting rod 15 is symmetrically provided with two about the central axis of the furnace body 2, which facilitates the exhaust of silicon-molybdenum rods.

The working principle is as follows: firstly, when the furnace is used, the furnace cover 3 is opened, the box body provided with the silicon-molybdenum rod is placed on the placing block 7 above the built-in heating plate 5 in the furnace body 2, then the furnace cover 3 is closed, the heating tungsten filament 6 in the built-in heating plate 5 is opened, the heating tungsten filament 6 heats the interior of the box body, the heating of the box body of the silicon-molybdenum rod is facilitated, in the heating process, a valve on the surface of the smoke exhaust pipe 11 can be opened, smoke generated by heating the silicon-molybdenum rod in the interior is exhausted, the smoke passes through the filter screen 16 and the activated carbon 17 in the purification cylinder 12, the purification of the exhausted smoke is facilitated, after the silicon-molybdenum rod is fired, the valve on the surface of the smoke exhaust pipe 11 is closed, the valve on the surface of the gas guide pipe 8 is opened, the use of the gas suction pump 9 is matched, the waste heat in the furnace body 2 is conveniently exhausted into;

when the silicon-molybdenum rod is discharged, the furnace cover 3 and the positive and negative motor 18 are opened, the positive and negative motor 18 drives the threaded rod 13 to rotate, the threaded rod 13 is in threaded connection with the material pushing plate 14, the material pushing plate 14 conveniently slides on the limiting rod 15, and then the material pushing plate 14 drives the box body filled with the silicon-molybdenum rod to move towards the right side, so that the silicon-molybdenum rod is conveniently discharged, the use principle of the vacuum furnace for preparing the high-quality silicon-molybdenum rod is realized, and the content which is not described in detail in the specification belongs to the prior art known by professional technicians in the field.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a vacuum furnace is used in preparation of high quality silicon molybdenum stick, includes base (1), furnace body (2), heating tungsten filament (6), aspirator pump (9), heat recovery jar (10) and positive and negative motor (18), its characterized in that: the utility model discloses a stove, including base (1), furnace body (2), and the right side of furnace body (2) is rotated and is connected with bell (3) to bell (3) are connected with the surface of furnace body (2) through connecting bolt (4), the inside fixed mounting of furnace body (2) has built-in hot plate (5), air duct (8) are installed to the left side top of furnace body (2), the top of furnace body (2) is fixed with smoke exhaust pipe (11), and the top of smoke exhaust pipe (11) is connected with purifying barrel (12), the internal connection of furnace body (2) has threaded rod (13) and gag lever post (15), and the surface of threaded rod (13) is connected with scraping wings (14), the left side top fixedly connected with positive and negative motor (18) of furnace body (2).

2. The vacuum furnace for preparing the high-quality silicon-molybdenum rod as claimed in claim 1, wherein: built-in hot plate (5) are the ring annular structure, and the inside uniform mounting of built-in hot plate (5) has heating tungsten filament (6) to the last fixed surface of built-in hot plate (5) places piece (7).

3. The vacuum furnace for preparing the high-quality silicon-molybdenum rod as claimed in claim 1, wherein: air duct (8) are "L" font structure, and air duct (8) are rigid connection with furnace body (2) to aspirator pump (9) are installed in the top left side of air duct (8), and simultaneously and the output of aspirator pump (9) is connected with the top of heat recovery jar (10), and air duct (8) adopt heat preservation rubber material, and the inner structure of air duct (8) is the same with the inner structure of purifying barrel (12).

4. The vacuum furnace for preparing the high-quality silicon-molybdenum rod as claimed in claim 1, wherein: the interior of the purifying cylinder (12) is in a thread structure, and the connecting mode of the purifying cylinder (12) and the smoke exhaust pipe (11) is a dismounting and mounting structure in threaded connection.

5. The vacuum furnace for preparing the high-quality silicon-molybdenum rod as claimed in claim 1, wherein: 2 filter screens (16) are installed to the internal thread of purifying barrel (12), and are provided with active carbon (17) between 2 filter screens (16) to the up end of filter screen (16) is less than the up end of purifying barrel (12).

6. The vacuum furnace for preparing the high-quality silicon-molybdenum rod as claimed in claim 1, wherein: the connection mode of the upper portion of the material pushing plate (14) and the threaded rod (13) is threaded connection, the connection mode of the material pushing plate (14) and the limiting rod (15) is sliding connection, and the two limiting rods (15) are symmetrically arranged relative to the central axis of the furnace body (2).