CN210385538U - Spiral stirring heating device - Google Patents
Spiral stirring heating device Download PDFInfo
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- CN210385538U CN210385538U CN201921006043.5U CN201921006043U CN210385538U CN 210385538 U CN210385538 U CN 210385538U CN 201921006043 U CN201921006043 U CN 201921006043U CN 210385538 U CN210385538 U CN 210385538U
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Abstract
The utility model provides a spiral stirring heating device, include: a gas diversion main pipe; the integrated stirring blade is spirally arranged along the outer surface of the gas guide main pipe; the disc type air outlet structure is arranged at the bottom of the gas guide main pipe; the disc type air outlet structure consists of a circular top surface and a circular bottom surface which form a disc-shaped cavity; a plurality of air outlets are uniformly distributed on the circular bottom surface. Compared with the prior art, the utility model provides a spiral stirring heating device adopts specific structure, can heat and stir simultaneously under the condition that lets in high-temperature gas, and the heat utilization rate is high, helps realizing in the dehydration furnace under vacuum environment that the realization is abundant, evenly dewaters, improves dehydration efficiency, avoids the foreign matter pollution.
Description
Technical Field
The utility model relates to a boron oxide synthesis technical field, more specifically say, relate to a spiral stirring heating device.
Background
In recent years, gallium arsenide semiconductors have a strong demand for light emitting devices and high frequency devices, and in addition to the active production expansion of industry companies, the improvement of the yield of crystals will greatly promote the capacity expansion to meet the market demand. At present, the crystal growth yield of domestic gallium arsenide production is generally below 70%, and a significant difference exists between the crystal growth yield of domestic gallium arsenide production and the crystal growth yield of foreign related technologies, wherein the crystal growth yield of domestic gallium arsenide production is above 80%; therefore, developing new technologies to improve the yield of gallium arsenide crystals and further improve the electrical performance of semiconductor crystals is a technical problem to be solved by those skilled in the art.
As an important raw material for gallium arsenide single crystal growth, the high-purity boron oxide plays an important role in improving the crystal growth yield of gallium arsenide. However, the dehydration process of the raw material boric acid in the preparation method of high purity boron oxide in the prior art is very primary, and specifically comprises the following steps: sequentially filtering the hydrolyzed high-purity boric acid mixed solution, evaporating and drying at 100 ℃ to obtain primary dehydrated high-purity boric acid, then loading the primary dehydrated high-purity boric acid into a flat-bottom stainless steel tray of 40cm multiplied by 30cm, sequentially baking the primary dehydrated high-purity boric acid for 8 to 14 hours in a baking oven at 110 to 160 ℃, standing and cooling to normal temperature to obtain dried high-purity boric acid, and packaging and bundling the dried high-purity boric acid; although the process has low equipment cost (only using a baking oven) and simple operation, on one hand, the disadvantages of uneven dehydration, insufficient dehydration and low efficiency exist, because the primary dehydrated high-purity boric acid placed on a flat-bottom stainless steel tray is inconvenient to turn over, the dehydration efficiency is low only by baking for a long time, the dehydration of the caked part or the inner part of the material block is insufficient, and the raw materials at the outer part or loose part of the material block are relatively dry; on the other hand, the hidden trouble of foreign matter pollution exists, because the baking oven can not form a vacuum environment, the impurities such as aluminum, iron, calcium and the like in the micro dust environment are easy to exceed the standard.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a spiral stirring heating device helps realizing in the dehydration stove under vacuum environment fully, evenly dewater, improves dehydration efficiency, avoids the foreign matter pollution.
The utility model provides a spiral stirring heating device, include:
a gas diversion main pipe;
the integrated stirring blade is spirally arranged along the outer surface of the gas guide main pipe;
the disc type air outlet structure is arranged at the bottom of the gas guide main pipe; the disc type air outlet structure consists of a circular top surface and a circular bottom surface which form a disc-shaped cavity; a plurality of air outlets are uniformly distributed on the circular bottom surface.
Preferably, the edge of the circular top surface extends downwards to form a circular frame, and the circular bottom surface is parallel to the circular frame and forms a disc-shaped cavity with the circular top surface.
Preferably, the circular top surface is communicated with the gas guide main pipe, so that gas in the gas guide main pipe can enter the disc-shaped cavity.
Preferably, the air outlet is a special-shaped flow guide opening with the air outlet direction opposite to the stirring direction of the gas flow guide main pipe.
Preferably, the arrangement mode of the air outlets is as follows:
the circular bottom surfaces are uniformly arranged on a plurality of concentric circles taking the circle center of the circular bottom surface as an axis.
Preferably, the number of the concentric circles is 3 to 8.
Preferably, the number of the air outlets is 20 to 90.
The utility model provides a spiral stirring heating device, include: a gas diversion main pipe; the integrated stirring blade is spirally arranged along the outer surface of the gas guide main pipe; the disc type air outlet structure is arranged at the bottom of the gas guide main pipe; the disc type air outlet structure consists of a circular top surface and a circular bottom surface which form a disc-shaped cavity; a plurality of air outlets are uniformly distributed on the circular bottom surface. Compared with the prior art, the utility model provides a spiral stirring heating device adopts specific structure, can heat and stir simultaneously under the condition that lets in high-temperature gas, and the heat utilization rate is high, helps realizing in the dehydration furnace under vacuum environment that the realization is abundant, evenly dewaters, improves dehydration efficiency, avoids the foreign matter pollution.
And simultaneously, the utility model provides a material can not be plugged in the air outlet when spiral stirring heating device can effectively ensure stirring material through injecing the wind gap structure.
Drawings
Fig. 1 is a schematic structural view of a spiral stirring and heating device provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of a connection relationship between an integrated stirring blade and a gas guide main pipe in the spiral stirring and heating device provided by the embodiment of the present invention;
fig. 3 is a schematic view of a partial structure of a disk-type air outlet structure in the spiral stirring and heating device provided by the embodiment of the present invention;
fig. 4 is a schematic structural view of an air outlet in the spiral stirring and heating device provided by the embodiment of the present invention.
Detailed Description
The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it should be understood 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.
The utility model provides a spiral stirring heating device, include:
a gas diversion main pipe;
the integrated stirring blade is spirally arranged along the outer surface of the gas guide main pipe;
the disc type air outlet structure is arranged at the bottom of the gas guide main pipe; the disc type air outlet structure consists of a circular top surface and a circular bottom surface which form a disc-shaped cavity; a plurality of air outlets are uniformly distributed on the circular bottom surface.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a spiral stirring and heating device according to an embodiment of the present invention (the left side is a bottom view direction, and the right side is a top view direction); wherein, 1 is the gas water conservancy diversion main pipe, 2 is integrated stirring vane, 3 is disc type air-out structure, 4 is circular top surface, 5 is circular bottom surface, 6 is the air outlet.
In the utility model, the gas diversion main pipe (1) is a hollow high-temperature resistant stainless steel pipe; in practical application, the gas diversion main pipe (1) is arranged inside the dehydration furnace, particularly along the central shaft of the dehydration furnace, so that the optimal stirring effect is realized. The utility model discloses in, be used for setting up the preferred boric acid dehydration stove that is responsible for (1) of gaseous water conservancy diversion can set up the vacuum to be equipped with nitrogen gas inlet line and be used for sending external high-purity (high temperature) nitrogen gas into this dehydration stove. In the utility model, the gas diversion main pipe (1) is communicated with the nitrogen gas inlet pipeline.
In the utility model, the integrated stirring blades (2) are spirally arranged along the outer surface of the gas guide main pipe (1); referring to fig. 2, fig. 2 is a schematic structural diagram (a sectional view is shown on the left side, and a side view is shown on the right side) of a connection relationship between the integrated stirring blade and the gas guide main pipe; wherein, 1 is a gas guide main pipe, and 2 is an integrated stirring blade. In the utility model discloses, integration stirring vane (2) have the stirring function, and accessible technical staff familiar motor provides power in the concrete application. The material can be turned from bottom to top, and after the material is turned up from the bottom of the hearth, the material is turned in a reciprocating and circulating manner from top to bottom from the hearth to the hearth and close to the hearth wall under the action of gravity, so that the material can be in full contact with high-temperature gas, and the dehydration efficiency of the material is improved; meanwhile, the high-temperature gas in the gas diversion main pipe (1) can also realize the heating effect, so that the heat utilization efficiency is improved.
The utility model discloses in, disc type air-out structure (3) set up gaseous water conservancy diversion is responsible for (1) bottom, for the air-out position. In the utility model, the disc type air outlet structure (3) is composed of a circular top surface (4) and a circular bottom surface (5) which form a disc-shaped cavity (7); referring to fig. 3, fig. 3 is a schematic view of a partial structure of a disc-type air outlet structure, where 1 is a main gas guide pipe, 4 is a circular top surface, 5 is a circular bottom surface, and 7 is a disc-shaped cavity.
The utility model discloses in, the marginal downwardly extending of circular top surface (4) forms circle ring shape frame, circular bottom surface (5) are on a parallel with (embedding) circle ring shape frame, and with circular top surface (4) form discoid cavity (7).
The utility model discloses in, circular top surface (4) with gaseous water conservancy diversion is responsible for (1) and is linked together, makes the gas in the gaseous water conservancy diversion is responsible for (1) can get into discoid cavity (7).
In the utility model, a plurality of air outlets (6) are uniformly distributed on the circular bottom surface (5). In the utility model, the air outlet (6) is preferably a special-shaped diversion port with the air outlet direction opposite to the stirring direction of the gas diversion main pipe; referring to fig. 4, fig. 4 is a schematic structural view of the air outlet.
In the present invention, the arrangement of the air outlets (6) is preferably:
are uniformly arranged on a plurality of concentric circles taking the circle center of the circular bottom surface (5) as an axis.
In the present invention, the number of the concentric circles is preferably 3 to 8, and more preferably 6.
In the present invention, the number of the air outlets (6) is preferably 20 to 90, and more preferably 66 to 78.
The utility model discloses an above-mentioned a plurality of evenly distributed's particular structure's air outlet when guaranteeing that the air output is even stable, can play and avoid graininess boric acid to block up the air outlet to keep supplying air unobstructed.
The utility model provides a spiral stirring heating device, include: a gas diversion main pipe; the integrated stirring blade is arranged along the spiral outer surface of the gas guide main pipe; the disc type air outlet structure is arranged at the bottom of the gas guide main pipe; the disc type air outlet structure consists of a circular top surface and a circular bottom surface which form a disc-shaped cavity; a plurality of air outlets are uniformly distributed on the circular bottom surface. Compared with the prior art, the utility model provides a spiral stirring heating device adopts specific structure, can heat and stir simultaneously under the condition that lets in high-temperature gas, and the heat utilization rate is high, helps realizing in the dehydration furnace under vacuum environment that the realization is abundant, evenly dewaters, improves dehydration efficiency, avoids the foreign matter pollution.
And simultaneously, the utility model provides a material can not be plugged in the air outlet when spiral stirring heating device can effectively ensure stirring material through injecing the wind gap structure.
To further illustrate the present invention, the following examples are given in detail.
Example 1
Referring to fig. 1 to 4, wherein 1 is a main gas guiding pipe, 2 is an integrated stirring blade, 3 is a disc type air outlet structure, 4 is a circular top surface, 5 is a circular bottom surface, 6 is an air outlet, and 7 is a disc-shaped cavity.
The gas guide main pipe (1) is a hollow high-temperature-resistant stainless steel pipe, the integrated stirring blades (2) are spirally arranged along the outer surface of the gas guide main pipe (1), and the disc type air outlet structure (3) is arranged at the bottom of the gas guide main pipe (1); the disc type air outlet structure (3) consists of a circular top surface (4) and a circular bottom surface (5) which form a disc-shaped cavity (7), the edge of the circular top surface (4) extends downwards to form a circular ring-shaped frame, and the circular bottom surface (5) is parallel to (embedded into) the circular ring-shaped frame and forms the disc-shaped cavity (7) with the circular top surface (4); the circular top surface (4) is communicated with the gas guide main pipe (1) so that gas in the gas guide main pipe (1) can enter the disc-shaped cavity (7); a plurality of air outlets (6) are uniformly distributed on the circular bottom surface (5), and each air outlet (6) is a special-shaped flow guide opening with the air outlet direction opposite to the stirring direction of the gas flow guide main pipe; the arrangement mode of the air outlets (6) is as follows: the air outlets are uniformly arranged on 6 concentric circles taking the circle center of the circular bottom surface (5) as an axis, and 72 air outlets (6) are arranged in total.
The spiral stirring and heating device provided by the embodiment 1 adopts a specific structure, can simultaneously heat and stir under the condition of introducing high-temperature gas, has high heat utilization rate, is beneficial to realizing full and uniform dehydration in a dehydration furnace under a vacuum environment, improves the dehydration efficiency and avoids foreign matter pollution; simultaneously, the spiral stirring heating device that embodiment 1 provided can not be plugged in the air outlet by the material when injecing the wind gap structure and effectively guaranteeing the stirring material.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A helical stirring heating device, comprising:
a gas diversion main pipe;
the integrated stirring blade is spirally arranged along the outer surface of the gas guide main pipe;
the disc type air outlet structure is arranged at the bottom of the gas guide main pipe; the disc type air outlet structure consists of a circular top surface and a circular bottom surface which form a disc-shaped cavity; a plurality of air outlets are uniformly distributed on the circular bottom surface.
2. The helical stirring heating device as claimed in claim 1, wherein the edge of the circular top surface extends downward to form a circular rim, and the circular bottom surface is parallel to the circular rim and forms a disk-shaped cavity with the circular top surface.
3. The helical stirring heating device as claimed in claim 1, wherein the circular top surface is in communication with the gas guiding main pipe to allow gas in the gas guiding main pipe to enter the disc-shaped cavity.
4. The spiral stirring and heating device of claim 1, wherein the air outlet is a diversion port with an air outlet direction opposite to the stirring direction of the gas diversion main pipe.
5. The helical stirring heating device of claim 1, wherein the air outlets are arranged in a manner that:
the circular bottom surfaces are uniformly arranged on a plurality of concentric circles taking the circle center of the circular bottom surface as an axis.
6. The helical stirring and heating apparatus as set forth in claim 5, wherein the number of the concentric circles is 3 to 8.
7. The helical stirring heating device as claimed in claim 1, wherein the number of the air outlets is 20 to 90.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921006043.5U CN210385538U (en) | 2019-06-28 | 2019-06-28 | Spiral stirring heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921006043.5U CN210385538U (en) | 2019-06-28 | 2019-06-28 | Spiral stirring heating device |
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| Publication Number | Publication Date |
|---|---|
| CN210385538U true CN210385538U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921006043.5U Active CN210385538U (en) | 2019-06-28 | 2019-06-28 | Spiral stirring heating device |
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| CN (1) | CN210385538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111821760A (en) * | 2020-07-25 | 2020-10-27 | 丁健 | Iron and steel smelting industrial wastewater purification treatment process |
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2019
- 2019-06-28 CN CN201921006043.5U patent/CN210385538U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111821760A (en) * | 2020-07-25 | 2020-10-27 | 丁健 | Iron and steel smelting industrial wastewater purification treatment process |
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Effective date of registration: 20211228 Address after: 511517 workshop a, No.16, Chuangxing Third Road, high tech Zone, Qingyuan City, Guangdong Province Patentee after: Guangdong lead Microelectronics Technology Co.,Ltd. Address before: 511517 area B, no.27-9 Baijia Industrial Park, Qingyuan high tech Zone, Guangdong Province Patentee before: FIRST SEMICONDUCTOR MATERIALS Co.,Ltd. |