CN210769372U - Stainless steel high-temperature cross flow fan - Google Patents

Stainless steel high-temperature cross flow fan Download PDF

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Publication number
CN210769372U
CN210769372U CN201921842978.7U CN201921842978U CN210769372U CN 210769372 U CN210769372 U CN 210769372U CN 201921842978 U CN201921842978 U CN 201921842978U CN 210769372 U CN210769372 U CN 210769372U
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stainless steel
fan
motor
temperature
bayonet
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CN201921842978.7U
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Chinese (zh)
Inventor
郭文光
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Shanghai Heyu Dynamo Co ltd
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Shanghai Heyu Dynamo Co ltd
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Abstract

The utility model discloses a stainless steel high-temperature cross flow fan, which comprises a motor and a fan; the motor is arranged at the rear end of the fan, and mica sheets are arranged at the two ends of the fan; a bayonet end cover is fixed at the front end of the fan; a high-temperature-resistant bearing sleeve is arranged in the bayonet end cover, and a high-temperature-resistant bearing is arranged in the high-temperature-resistant bearing sleeve; a sealing cover is arranged in front of the bayonet end cover; the technical effect of the utility model lies in, compare with prior art, not only change thermal-insulated original paper, simultaneously, simplified into the bayonet socket end cover with bearing and bearing end cover, formed the structure of integral type, solved under 300 ℃ of temperature operation, often caused the dead and motor damage's of bearing card technical problem that the phenomenon takes place.

Description

Stainless steel high-temperature cross flow fan
Technical Field
The utility model relates to a motor field designs laboratory glassware's motor, especially designs a stainless steel high temperature cross flow fan.
Background
In a high-temperature crossflow fan with patent number 201821833387.9, heat insulation cotton, a heat insulation pad and a rear felt are adopted to prevent temperature from being transferred to a bearing and a motor, and the company adopts the patent technology in the research and development process of a high-temperature experiment box, but the high-temperature experiment box is mainly used for air circulation in the high-temperature experiment box, and the high-temperature crossflow fan needs to be suitable for running in an environment of 300 ℃; however, the high-temperature crossflow fan in the technology can not meet the use requirement, and the phenomena of bearing locking and motor damage are often caused due to too high use temperature.
SUMMERY OF THE UTILITY MODEL
According to the defects of the prior art, the utility model realizes a stainless steel high-temperature cross flow fan, which comprises a motor and a fan; the motor is arranged at the rear end of the fan, and is characterized in that mica sheets are arranged at the two ends of the fan; a bayonet end cover is fixed at the front end of the fan; a high-temperature-resistant bearing sleeve is arranged in the bayonet end cover, and a high-temperature-resistant bearing is arranged in the high-temperature-resistant bearing sleeve; and a sealing cover is arranged in front of the bayonet end cover.
Further, the method comprises the following steps of; the shaft at the front end of the fan penetrates into one end of the wind wheel; the driving shaft of the motor penetrates into one end of the wind wheel.
Further, the method comprises the following steps of; the mica sheet is arranged on the inner side of the stainless steel wind wheel cover and used for isolating heat from being transferred to the motor and the bayonet end cover.
Further, bolt supports are arranged in the front-back direction of the bayonet end cover, long bolts are arranged on the bolt supports, bolt holes are arranged in the up-down direction of the bayonet end cover, and short bolts are arranged in the bolt holes.
Further, the material of the wind wheel is stainless steel.
Further, the method comprises the following steps of; and the inner side of the stainless steel wind wheel cover is plated with a radiation-proof inner layer.
Further, the motor is a shaded pole motor; the coil of the motor is a high-temperature resistant coil.
The technical effect of the utility model lies in, compare with prior art, not only change thermal-insulated original paper, simultaneously, simplified into the bayonet socket end cover with bearing and bearing end cover, formed the structure of integral type, solved under 300 ℃ of temperature operation, often caused the dead and motor damage's of bearing card technical problem that the phenomenon takes place.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a schematic diagram of the blasting of the present invention.
Figure 3 is a schematic view of a bayonet end cap of the present invention.
Fig. 4 is a schematic view of the stainless steel wind wheel cover of the present invention.
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 and fig. 2, the present embodiment discloses a stainless steel high-temperature cross flow fan, which includes a motor 10 and a fan 20; the motor 10 is arranged at the rear end of the fan 20, and mica sheets 7 are arranged at two ends of the fan 20; a bayonet end cover 6 is fixed at the front end of the fan 20; a high-temperature-resistant bearing sleeve 4 is arranged in the bayonet end cover 6, and a high-temperature-resistant bearing 2 is arranged in the high-temperature-resistant bearing sleeve 4; set up closing cap 1 in the place ahead of bayonet socket end cover 2, in this embodiment, not only with original thermal-insulated cotton, heat insulating mattress and back felt change into mica sheet 7, simultaneously, simplified into bayonet socket end cover 6 with bearing and bearing end cover, form the structure of integral type, solved under 300 ℃ of temperature operation, often caused the bearing card to die and the technical problem that the phenomenon of motor damage takes place.
Shown in fig. 2; a shaft 3 at the front end of the fan 10 penetrates into one end of the wind wheel 9; a drive shaft 11 of the motor 10 penetrates one end of the wind wheel 9.
As shown in figure 4, the mica sheet 7 is arranged on the inner side of the stainless steel wind wheel cover 8, and the inner side of the stainless steel wind wheel cover 8 is plated with a radiation-proof inner layer; for isolating heat transfer to the motor 10 and the bayonet cap 6.
As shown in fig. 3, a bolt holder 61 is provided in the front-rear direction of the bayonet cap 6, a long bolt 5 is provided in the bolt holder 61, a bolt hole 62 is provided in the vertical direction of the bayonet cap 6, and a short bolt 51 is provided in the bolt hole.
The material of the wind wheel 9 in this embodiment is stainless steel, 304 stainless steel, which is suitable for operating at high temperature, and the wind wheel does not deform at high temperature, so as to keep good dynamic balance, and the main part of the wind wheel of this part cannot deform to cause large vibration of the wind wheel, so as to avoid damaging equipment; the motor 10 is a shaded pole motor; the coil 12 of the motor 10 is a high temperature resistant coil. The sealing cover 1 is mainly used for sealing the high-temperature bearing 2 to prevent foreign matters from falling into the bearing, the shaft 3 is pressed into the high-temperature bearing 2, the high temperature resistant bearing sleeve 4 and the shaft 3 and the motor 10 are arranged on the bayonet end cover 6 together, the wind wheel 9 is supported by the shaft 3 and the motor 10, when the motor rotates normally, the wind wheel 9 is driven to rotate around the shaft 3, the stainless steel wind wheel cover 8 is ignited by the wind wheel 9, generally, the wind wheel 9 and the stainless steel wind wheel cover 8 are arranged in a high temperature test box, the high temperature is more than 300 ℃, the mica sheet 7 is arranged on the inner side of the stainless steel wind wheel cover 8, the mica sheet 7 is mainly made of mica, the stainless steel wind wheel cover is suitable for running under high temperature, the heat transfer can be reduced by nearly half, the motor 12 and the bearing 2 can be protected to operate under a high-temperature condition, heat transfer to the motor 10 and the high-temperature bearing 2 is mainly reduced, the motor 10 and the high-temperature bearing 2 are core parts of a fan, and generally, failure of the motor is mainly two parts. Selecting a high-temperature-resistant bayonet end cover 6, and screwing the bayonet end cover 6 by using a locking screw 5 to prevent the bayonet end cover 6 and a stainless steel wind wheel cover 8 from relatively rotating; the bayonet end cover 6 is mainly made of aluminum and is suitable for running at high temperature, and the structure can be quickly clamped on the stainless steel wind wheel cover 8, so that a convenient and quick installation mode is provided; the high-temperature bearing 2 is made of high-temperature grease, a high-temperature-resistant retainer, an inner ring and an outer ring, and can continuously operate at the temperature of over 300 ℃. The technical problems that the bearing is blocked and the motor is damaged are solved.
As a preferred embodiment of the present invention, it is obvious to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention, and that the scope of the present invention is also encompassed by the present invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. A stainless steel high-temperature cross flow fan comprises a motor and a fan; the motor is arranged at the rear end of the fan, and is characterized in that mica sheets are arranged at the two ends of the fan; a bayonet end cover is fixed at the front end of the fan; a high-temperature-resistant bearing sleeve is arranged in the bayonet end cover, and a high-temperature-resistant bearing is arranged in the high-temperature-resistant bearing sleeve; and a sealing cover is arranged in front of the bayonet end cover.
2. A stainless steel high temperature cross flow fan as claimed in claim 1, wherein; the shaft at the front end of the fan penetrates into one end of the wind wheel; the driving shaft of the motor penetrates into one end of the wind wheel.
3. A stainless steel high temperature cross flow fan as claimed in claim 1, wherein; the mica sheet is arranged on the inner side of the stainless steel wind wheel cover and used for isolating heat from being transferred to the motor and the bayonet end cover.
4. A stainless steel high temperature cross flow fan according to claim 1, wherein bolt supports are provided in a front-rear direction of the bayonet cap, long bolts are provided on the bolt supports, bolt holes are provided in an upper-lower direction of the bayonet cap, and short bolts are provided in the bolt holes.
5. A stainless steel high temperature cross flow fan as claimed in claim 2 wherein the material of the rotor is stainless steel.
6. A stainless steel high temperature cross flow fan as claimed in claim 3; and the inner side of the stainless steel wind wheel cover is plated with a radiation-proof inner layer.
7. A stainless steel high temperature cross flow fan as claimed in claim 3 wherein said motor is a shaded pole motor; the coil of the motor is a high-temperature resistant coil.
CN201921842978.7U 2019-10-30 2019-10-30 Stainless steel high-temperature cross flow fan Active CN210769372U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921842978.7U CN210769372U (en) 2019-10-30 2019-10-30 Stainless steel high-temperature cross flow fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921842978.7U CN210769372U (en) 2019-10-30 2019-10-30 Stainless steel high-temperature cross flow fan

Publications (1)

Publication Number Publication Date
CN210769372U true CN210769372U (en) 2020-06-16

Family

ID=71038167

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921842978.7U Active CN210769372U (en) 2019-10-30 2019-10-30 Stainless steel high-temperature cross flow fan

Country Status (1)

Country Link
CN (1) CN210769372U (en)

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