CN217633118U - High-temperature-resistant gas-sealed water-cooling centrifugal fan - Google Patents
High-temperature-resistant gas-sealed water-cooling centrifugal fan Download PDFInfo
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- CN217633118U CN217633118U CN202221318178.7U CN202221318178U CN217633118U CN 217633118 U CN217633118 U CN 217633118U CN 202221318178 U CN202221318178 U CN 202221318178U CN 217633118 U CN217633118 U CN 217633118U
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Abstract
The utility model discloses a can high temperature resistant gas seal water-cooling type centrifugal fan relates to centrifugal fan technical field. The utility model comprises a volute, a motor arranged at one side of the volute, a female flange and a male flange matched with the female flange; the volute comprises an outer shell and an inner shell, and heat-insulating refractory materials are filled between the outer shell and the inner shell; the female flange is installed on one side of the volute, the male flange is installed on one side, close to the output end, of the motor, the volute is fixedly connected with the motor through the female flange and the male flange in a matched mode, and an annular groove used for installing a sealing ring is formed in one side, connected with the male flange, of the female flange. The utility model provides a high temperature resistant gas sealing water-cooling type centrifugal fan, which is characterized in that a male flange is arranged to be matched with a female flange, and a fan volute and a motor are installed together, so that the volute is more tightly connected with the motor, and gas is not easy to leak; meanwhile, the high temperature resistance is increased, and the requirement of producing heat treatment equipment can be met.
Description
Technical Field
The utility model relates to a centrifugal fan technical field especially relates to a but high temperature resistant gas seal water-cooling type centrifugal fan.
Background
Some industrial furnaces for producing heat treatment equipment can generate corrosive, toxic, flammable and explosive high-temperature gases in the using process, and if the gases are scattered, the environment is polluted, and meanwhile, potential safety hazards are brought. Therefore, fans for such industrial furnaces are required to have high heat resistance and sealing performance.
The existing centrifugal fan is easy to have gaps at the installation position of a motor and a fan volute, so that the phenomenon of gas leakage is easy to generate at the connection position of the motor and the volute, and the production requirement can not be met. Therefore, a high-temperature-resistant gas-sealed water-cooling centrifugal fan is urgently needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the existing fan is easy to leak gas, the utility model provides a high temperature resistant gas sealing water-cooling centrifugal fan, wherein a volute of the fan is arranged together with a motor by arranging a male flange to be matched with a female flange, so that the volute is more closely connected with the motor, and the gas is not easy to leak; meanwhile, the high temperature resistance is increased, and the requirement of producing heat treatment equipment can be met.
The utility model provides a following technical scheme:
a high-temperature-resistant gas-sealed water-cooled centrifugal fan comprises a volute, a motor arranged on one side of the volute, a female flange and a male flange matched with the female flange; the volute comprises an outer shell and an inner shell, and a heat-insulating refractory material is filled between the outer shell and the inner shell; the female flange is arranged on one side of the volute, the male flange is arranged on one side, close to the output end, of the motor, the volute and the motor are fixedly connected through the female flange and the male flange in a matched mode, and an annular groove used for installing a sealing ring is formed in one side, connected with the male flange, of the female flange.
Preferably, a stepped groove is further formed in one side, connected with the male flange, of the female flange, and the outer diameter of the stepped groove is smaller than the inner diameter of the ring groove; a plurality of first connecting holes are uniformly distributed on the edge of the female flange; the middle part of the male flange is provided with a stepped hole for the transmission shaft to pass through; one side of the male flange is provided with a flange which can be inserted into the step groove, and the edge of the male flange is provided with second connecting holes which are in one-to-one correspondence with each first connecting hole.
Preferably, the heat-insulating refractory material is an aluminum silicate needled blanket which has good ductility and strong shock resistance, and can be used in occasions requiring heat insulation and heat preservation to improve the high-temperature resistance of the fan.
Preferably, the motor adopts a sealed water-cooling motor, the motor is small in size, large in refrigerating capacity, reliable and durable, a low-temperature circulating water pump and a stainless steel freezing water tank are arranged in the motor, the motor is very convenient to use, all materials in contact with water are made of anti-corrosion materials, and rusting and corrosion are effectively prevented.
The utility model discloses a profitable effect: the utility model is provided with the female flange on one side of the volute, the male flange on one side of the motor, and the fan volute and the motor are installed together by matching the male flange and the female flange, so that the volute is tightly connected with the motor, and the annular groove is also arranged on one side of the connection of the female flange and the male flange, a sealing ring can be placed in the annular groove, the tightness of the connection of the volute and the motor is further improved, and the gas is ensured not to be easily leaked out; the double-layer volute structure with the outer shell and the inner shell is arranged, and heat-insulating refractory materials are filled in the double-layer volute structure, so that the sealing performance and the high-temperature resistance of the fan are improved, and the requirement for producing heat treatment equipment is met.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a side view of the structure of the present invention;
FIG. 3 is a schematic structural view of the female flange of the present invention;
fig. 4 is a schematic structural view of the male flange of the present invention.
Description of the reference numerals:
1. a housing; 2. an inner shell; 3. a heat-insulating refractory material; 4. a female flange; 41. a step groove; 42. a ring groove; 43. a first connection hole; 5. a male flange; 51. a stepped hole; 52. a second connection hole; 53. a flange; 6. an electric motor.
Detailed Description
As shown in fig. 1 and 2, a high temperature resistant gas-sealed water-cooled centrifugal fan includes a volute, a motor 6 disposed on one side of the volute, a female flange 4, and a male flange 5 adapted to the female flange 4.
The volute comprises an outer shell 1 and an inner shell 2, and the outer shell 1 and the inner shell 2 are welded together through argon arc welding; the heat-insulating refractory material 3 is filled between the outer shell 1 and the inner shell 2, the heat-insulating refractory material 3 is preferably an aluminum silicate needled blanket, and the heat-insulating refractory material has good ductility and strong shock resistance and can be used in occasions needing heat insulation; by arranging the double-layer volute structure and filling the heat-insulating refractory material 3, the sealing performance and the high-temperature resistance of the fan are improved.
The motor 6 adopts a sealed water-cooling motor, the volume is small, the refrigerating capacity is large, the cooling water is reliable and durable, a low-temperature circulating water pump and a stainless steel refrigerating water tank are arranged in the motor, the use is very convenient, all materials in contact with water adopt anti-corrosion materials, the rusting and the corrosion are effectively prevented, the water-cooling motor can prevent high-temperature gas from leaking to the inside of the motor 6, and then a motor coil is burnt.
Referring to fig. 3 and 4, the female flange 4 is mounted on one side of the volute through a bolt connection, and the male flange 5 is mounted on one side of the motor 6 close to the output end through a bolt connection; a through hole for a transmission shaft to pass through is formed in the middle of the female flange 4, a plurality of first connecting holes 43 are uniformly distributed in the edge of the female flange 4, a ring groove 42 and a step groove 41 coaxially communicated with the through hole are formed in one side, connected with the male flange 5, of the female flange 4, and the outer diameter of the step groove 41 is smaller than the inner diameter of the ring groove 42; one side of the male flange 5 is provided with a flange 53 which can be inserted into the step groove 41; a fluorine rubber O-shaped sealing ring with high temperature resistance can be arranged in the ring groove 42; the middle part of the male flange 5 is provided with a stepped hole 51 for a transmission shaft to pass through; second connection holes 52 are provided at the edge of the male flange 5 in one-to-one correspondence with each of the first connection holes 43.
Inserting the flange 53 of the male flange 5 into the step groove 41 of the female flange 4, and then installing bolts in each of the first connecting hole 43 and the second connecting hole 52, so that the female flange 4 and the male flange 5 can be fixedly connected together, and the tight connection between the volute and the motor 6 is realized; the fluorine rubber O-shaped sealing ring is arranged in the ring groove 42, so that the connection tightness between the female flange 4 and the male flange 5 can be further improved, the volute is more tightly connected with the motor 6, the gas is not easy to leak, and the requirement for producing heat treatment equipment is met.
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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a can high temperature resistant gas seal water-cooling type centrifugal fan which characterized in that: comprises a volute, a motor (6) arranged on one side of the volute, a female flange (4) and a male flange (5) matched with the female flange (4); the volute comprises an outer shell (1) and an inner shell (2), and a heat-insulating refractory material (3) is filled between the outer shell and the inner shell; female flange (4) are installed in spiral case one side, and public flange (5) are installed in one side that motor (6) are close to the output, and through female flange (4) and public flange (5) cooperation fixed connection between spiral case and motor (6), and one side that female flange (4) and public flange (5) are connected is equipped with annular (42) that are used for installing the sealing washer.
2. The high temperature gas sealable water cooled centrifugal fan of claim 1, wherein: a step groove (41) is further formed in one side, connected with the male flange (5), of the female flange (4), and the outer diameter of the step groove (41) is smaller than the inner diameter of the ring groove (42); a plurality of first connecting holes (43) are uniformly distributed on the edge of the female flange (4); a stepped hole (51) for a transmission shaft to pass through is formed in the middle of the male flange (5); one side of the male flange (5) is provided with a flange (53) which can be inserted into the step groove (41), and the edge of the male flange (5) is provided with second connecting holes (52) which are in one-to-one correspondence with each first connecting hole (43).
3. The high temperature gas sealable water-cooled centrifugal fan according to claim 1 or 2, wherein: the heat-insulating refractory material (3) is an aluminum silicate needled blanket.
4. The high temperature gas sealable water-cooled centrifugal fan according to claim 1 or 2, wherein: the motor (6) adopts a sealed water-cooling motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221318178.7U CN217633118U (en) | 2022-05-30 | 2022-05-30 | High-temperature-resistant gas-sealed water-cooling centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221318178.7U CN217633118U (en) | 2022-05-30 | 2022-05-30 | High-temperature-resistant gas-sealed water-cooling centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217633118U true CN217633118U (en) | 2022-10-21 |
Family
ID=83621556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221318178.7U Active CN217633118U (en) | 2022-05-30 | 2022-05-30 | High-temperature-resistant gas-sealed water-cooling centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217633118U (en) |
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2022
- 2022-05-30 CN CN202221318178.7U patent/CN217633118U/en active Active
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