CN217633057U - Fan for high-temperature high-pressure furnace - Google Patents
Fan for high-temperature high-pressure furnace Download PDFInfo
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- CN217633057U CN217633057U CN202221963338.3U CN202221963338U CN217633057U CN 217633057 U CN217633057 U CN 217633057U CN 202221963338 U CN202221963338 U CN 202221963338U CN 217633057 U CN217633057 U CN 217633057U
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Abstract
The utility model discloses a fan for high temperature and high pressure furnace, including motor and motor output end fixed connection's the temperature that separates the flange, separate the temperature and separate the annular temperature compartment of flange's other end fixed connection, the main shaft of motor runs through respectively and separates the flange, separate behind the temperature compartment with centrifugal impeller's central fixed orifices fixed connection, separate between temperature compartment and the temperature separation flange to and separate between flange and the motor terminal surface respectively the centre gripping have the high temperature resistant high pressure dry grinding sealing washer of round cover on the main shaft. The utility model discloses an isolated protection, the motor is installed in the outside of furnace body promptly, and the stiff end then keeps apart fixedly through separating temperature and separating pressure flange, hollow temperature-isolating storehouse, carries out further sealed thermal-insulated through high temperature high pressure resistant dry grinding sealing washer interference fit in addition, can effectively avoid the interior high temperature high pressure of stove to transmit to the motor end, so the drive end can adopt ordinary motor, simple structure, cost are low moreover, it is more convenient to change seal structure, cost of maintenance is lower.
Description
Technical Field
The utility model relates to a fan specifically is a fan for high temperature and high pressure furnace.
Background
The circulating fan motor used in the existing high-temperature high-pressure furnace adopts a passive protection mode, high-temperature high-pressure moisture gas can not be actively isolated from entering a motor winding, condensed water accumulation or motor winding insulation damage caused by long-time high temperature is caused in long-time use, and the motor fails, and the high-temperature resistant motor has higher cost compared with a common motor due to the high-temperature resistant processing technology, materials and the like, so that the high-temperature resistant motor is used, and in addition, the high-temperature high-pressure vapor can not be effectively prevented from entering the high-temperature resistant motor.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides a fan for high temperature and high pressure furnaces.
In order to achieve the above purpose, the technical scheme of the utility model is that: the utility model provides a fan for high temperature and high pressure furnace, includes motor and motor output end fixed connection's the heat insulation pressure-isolating flange, the other end fixed connection of the heat insulation pressure-isolating flange has annular heat insulation storehouse, the main shaft of motor runs through heat insulation pressure-isolating flange, heat insulation storehouse back and centrifugal impeller's central fixed orifices fixed connection respectively, between heat insulation storehouse and the heat insulation pressure-isolating flange to and the centre gripping has the high temperature resistant high pressure dry grinding sealing washer of round cover on the main shaft respectively between heat insulation pressure-isolating flange and the motor terminal surface.
Furthermore, a double-row angular contact bearing sleeved on the main shaft is arranged in the end part of the motor close to one side of the temperature and pressure isolating flange.
Furthermore, the two ends of the thermal insulation and pressure insulation flange are respectively provided with a connecting flange plate and a fixed flange plate, the diameters of the connecting flange plate and the fixed flange plate are larger than that of the body, the fixed flange plate is fixedly connected with the shell end of the motor, and the connecting flange plate is fixedly connected with the thermal insulation bin.
Further, the side wall of the central cylinder structure of the thermal insulation cabin is thickened.
Furthermore, the diameter of the half part of the main shaft fixedly connected with the centrifugal impeller is larger than that of the part of the main shaft fixedly connected with the centrifugal impeller, and the end part of the main shaft fixedly connected with the centrifugal impeller is of a conical structure, so that the section of one end of the main shaft of the conical structure is in an isosceles trapezoid shape.
Furthermore, the central side wall of the temperature and pressure isolating flange is provided with an annular cavity, and the axis of the cavity and the axis of the main shaft are on the same straight line.
Further, the width of one side of the cavity is larger than that of the other side.
Through the setting, the utility model discloses an isolated protection, the motor is installed in the outside of furnace body promptly, and the stiff end then keeps apart fixedly through separating the temperature and separating pressure flange, hollow temperature-isolating storehouse, further seals up thermal-insulated through high temperature resistant high pressure dry grinding sealing washer interference fit in addition, can effectively avoid the interior high temperature high pressure of stove to transmit to the motor end, so the drive end can adopt ordinary motor, simple structure, cost are low moreover, it is more convenient to change seal structure, and cost of maintenance is lower.
Drawings
The present invention will now be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of a vertical cross-sectional structure of the present invention;
fig. 2 is a schematic side view of the centrifugal impeller of the present invention.
Detailed Description
As shown in fig. 1-2, a fan for a high-temperature high-pressure furnace comprises a motor 1 and a thermal insulation and pressure insulation flange 2 fixedly connected with the output end of the motor 1, wherein the other end of the thermal insulation and pressure insulation flange 2 is fixedly connected with an annular thermal insulation chamber 3, two ends of the thermal insulation and pressure insulation flange 2 are respectively provided with a connecting flange plate 8 and a fixed flange plate 9, the diameters of the connecting flange plate 8 and the fixed flange plate 9 are larger than the diameter of a body, the connecting flange plate 9 is fixedly connected with the shell end of the motor 1, the connecting flange plate 8 is fixedly connected with the thermal insulation chamber 3, a main shaft 4 of the motor 1 respectively penetrates through the thermal insulation and pressure insulation flange 2 and the thermal insulation chamber 3 and then is fixedly connected with a central fixing hole of a centrifugal impeller 5, and the side wall of a central cylinder structure of the thermal insulation chamber 3 is thickened;
a circle of high-temperature-resistant high-pressure-resistant dry-grinding sealing rings 6 sleeved on the main shaft 4 are respectively clamped between the heat insulation bin 3 and the heat insulation pressure insulation flange 2 and between the heat insulation pressure insulation flange 2 and the end surface of the motor 1, and a double-row angular contact bearing 7 sleeved on the main shaft 4 is arranged in the end part of the motor 1 close to one side of the heat insulation pressure insulation flange 2;
the diameter of the half part of the fixed connection between the main shaft 4 and the centrifugal impeller 5 is larger than that of the part located in the motor 1, the end part of the fixed connection between the main shaft 4 and the centrifugal impeller 5 is of a conical structure, the section of one end of the main shaft 4 of the conical structure is isosceles trapezoid, the central side wall of the temperature and pressure isolating flange 2 is provided with an annular cavity 10, the axial lead of the cavity 10 and the axial lead of the main shaft 4 are on the same straight line, and the width of one side of the cavity 10 is larger than that of the other side.
The utility model discloses the theory of operation: when the furnace is used, the cavity 10 is positioned on the side wall of the furnace body, the motor part is positioned outside the furnace body, the motor is not associated with steam in the furnace during use, the furnace completely works in a common environment, the damage to the motor caused by a high-temperature and high-pressure severe environment in the furnace is avoided, the damage to products in the furnace caused by the damage of the motor is effectively prevented, the furnace can be simultaneously damaged, the use can be met only by periodically overhauling or replacing the sealing piece in the whole service life, and the furnace can be used on all high-temperature and high-pressure furnaces with the pressure of less than 3 MPa at 300 ℃.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications of the invention without departing from the spirit and principles of the invention should be considered within the scope of the invention.
Claims (7)
1. The utility model provides a fan for high temperature and high pressure furnace, includes that motor (1) and motor (1) output end fixed connection separate the temperature and separate pressure flange (2), its characterized in that: the other end of the heat and pressure isolating flange (2) is fixedly connected with an annular heat and pressure isolating bin (3), a main shaft (4) of the motor (1) penetrates through the heat and pressure isolating flange (2) and the heat and pressure isolating bin (3) respectively and then is fixedly connected with a central fixing hole of the centrifugal impeller (5), and a circle of high-temperature and high-pressure resistant dry-grinding sealing ring (6) sleeved on the main shaft (4) is clamped between the heat and pressure isolating flange (3) and the heat and pressure isolating flange (2) and between the heat and pressure isolating flange (2) and the end face of the motor (1).
2. The blower for a high temperature and high pressure furnace according to claim 1, wherein: a double-row angular contact bearing (7) sleeved on the main shaft (4) is arranged in the end part of the motor (1) close to one side of the temperature and pressure isolating flange (2).
3. The blower for a high temperature and high pressure furnace according to claim 1, wherein: the two ends of the thermal insulation and pressure insulation flange (2) are respectively provided with a connecting flange plate (8) and a fixing flange plate (9) which have diameters larger than the body, the connecting flange plate (8) and the fixing flange plate (9) are fixedly connected with the shell end of the motor (1) through the fixing flange plate (9), and the connecting flange plate (8) and the thermal insulation bin (3) are fixedly connected.
4. The blower for a high temperature and high pressure furnace according to claim 1, wherein: the side wall of the central cylinder structure of the thermal insulation bin (3) is thickened.
5. The blower for a high temperature and high pressure furnace according to claim 1, wherein: the diameter of the half part of the main shaft (4) fixedly connected with the centrifugal impeller (5) is larger than that of the part positioned in the motor (1), and the end part of the main shaft (4) fixedly connected with the centrifugal impeller (5) is of a conical structure, so that the section of one end of the main shaft (4) of the conical structure is isosceles trapezoid.
6. The blower for a high temperature and high pressure furnace according to claim 1, wherein: the central side wall of the temperature and pressure isolating flange (2) is provided with an annular cavity (10), and the axial lead of the cavity (10) and the axial lead of the main shaft (4) are on the same straight line.
7. The blower for a high temperature and high pressure furnace according to claim 6, wherein: the width of one side of the cavity (10) is larger than that of the other side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221963338.3U CN217633057U (en) | 2022-07-28 | 2022-07-28 | Fan for high-temperature high-pressure furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221963338.3U CN217633057U (en) | 2022-07-28 | 2022-07-28 | Fan for high-temperature high-pressure furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217633057U true CN217633057U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221963338.3U Active CN217633057U (en) | 2022-07-28 | 2022-07-28 | Fan for high-temperature high-pressure furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217633057U (en) |
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2022
- 2022-07-28 CN CN202221963338.3U patent/CN217633057U/en active Active
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