CN211599054U - Belt drive circulating fan - Google Patents

Belt drive circulating fan Download PDF

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Publication number
CN211599054U
CN211599054U CN202020017739.4U CN202020017739U CN211599054U CN 211599054 U CN211599054 U CN 211599054U CN 202020017739 U CN202020017739 U CN 202020017739U CN 211599054 U CN211599054 U CN 211599054U
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CN
China
Prior art keywords
cavity
shell
driving wheel
belt
driving
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Active
Application number
CN202020017739.4U
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Chinese (zh)
Inventor
周虹
周国翔
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Danyang Ruifeng Heat Treatment Machinery Co ltd
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Danyang Ruifeng Heat Treatment Machinery Co ltd
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Priority to CN202020017739.4U priority Critical patent/CN211599054U/en
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Publication of CN211599054U publication Critical patent/CN211599054U/en
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Abstract

The utility model discloses a belt-driven circulating fan, which comprises an outer shell, wherein the outer shell comprises a first vertical cavity and a second horizontal cavity which are communicated with each other; a first driving wheel and a second driving wheel are respectively positioned in the first vertical cavity and the second horizontal cavity, and the first driving wheel and the second driving wheel are connected through a belt; a motor which is arranged at the lower side of the second transverse cavity and drives the second transmission wheel; the driving main shaft is connected with the first driving wheel through a key, the driving main shaft partially penetrates through the outer shell, and two ends in the first vertical cavity are limited by the partition plate matched with the bearing respectively; a centrifugal fan blade fixed at the lower end of the driving main shaft; and the water cooling jacket is arranged on the sealing partition plate at the lower end of the first vertical cavity. The utility model discloses a belt, motor, and driving spindle are installed in the first perpendicular cavity of shell body and the horizontal cavity cooperation of second, and the louvre dispels the heat with the water-cooling jacket simultaneously, avoids the heat to pile up the trouble of damaging the fan in the past.

Description

Belt drive circulating fan
Technical Field
The application belongs to the technical field of fans, and particularly relates to a belt-driven circulating fan.
Background
The circulating fan is applied to a vacuum furnace, a sintering furnace and the like, and the rotating shaft of the fan drives the fan blades to rotate at a high speed in the vacuum heat treatment hearth to form strong airflow circulation, so that the furnace pressure is increased, the temperature in the furnace is uniform, and the quality of heat treatment workpieces is ensured.
The circulating fan works on a high-temperature furnace, the work is very high, and the motor part of the circulating fan is easily damaged by heat diffusion.
SUMMERY OF THE UTILITY MODEL
In view of this, the technical problem that this application will solve provides a belt drive circulating fan, through the first perpendicular cavity of shell body and the cooperation installation belt of the horizontal cavity of second, motor, and drive spindle, louvre and water-cooling jacket heat dissipation simultaneously avoid heat to pile up the trouble of damaging the fan in the past.
In order to solve the technical problem, the utility model discloses a belt-driven circulating fan, which comprises an outer shell, wherein the outer shell comprises a first vertical cavity and a second horizontal cavity which are communicated, the first vertical cavity is provided with a kidney-shaped heat dissipation hole, and the upper side of the outer shell is provided with a protective cover plate which covers the first vertical cavity and the second horizontal cavity; a first driving wheel and a second driving wheel are respectively positioned in the first vertical cavity and the second horizontal cavity, and the first driving wheel and the second driving wheel are connected through a belt; a motor which is arranged at the lower side of the second transverse cavity and drives the second transmission wheel; the driving main shaft is connected with the first driving wheel through a key, the driving main shaft partially penetrates through the outer shell, and two ends in the first vertical cavity are limited by the partition plate matched with the bearing respectively; a centrifugal fan blade fixed at the lower end of the driving main shaft; and the water cooling jacket is arranged on the sealing partition plate at the lower end of the first vertical cavity.
According to the utility model discloses an embodiment, wherein the relative both sides of above-mentioned water-cooling jacket have water inlet and delivery port.
According to the utility model discloses an embodiment, wherein above-mentioned water-cooling jacket lower extreme is equipped with the mounting flange that has the mounting hole.
According to an embodiment of the present invention, the cast steel molding of the centrifugal fan blade includes an upper panel fixed to the driving spindle; a plurality of air deflectors welded on the upper panel and arranged in a ring shape; and a lower plate part welded at the lower end of the air deflector, wherein the lower plate part is annular and the center of the lower plate part is provided with an air inlet.
According to the utility model discloses an embodiment, wherein above-mentioned protective cover plate passes through the bolt fastening in shell body, and the upper end has the handle.
Compared with the prior art, the application can obtain the following technical effects:
the belt, the motor and the driving main shaft are installed by matching the first vertical cavity and the second transverse cavity of the outer shell, and meanwhile, the heat dissipation holes and the water cooling sleeve dissipate heat, so that the trouble that the fan is damaged due to heat accumulation in the past is avoided.
Of course, it is not necessary for any one product to achieve all of the above-described technical effects simultaneously.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of a belt driven circulator blower according to an embodiment of the present application.
Reference numerals
The centrifugal fan comprises an outer shell 10, a first vertical chamber 11, a second transverse chamber 12, a oval heat dissipation hole 20, a protective cover plate 30, a first transmission wheel 41, a second transmission wheel 42, a belt 43, a motor 50, a driving spindle 60, a partition plate 70, centrifugal fan blades 80, an upper panel 81, an air guide plate 82, a lower panel 83, an air induction port 84, a water cooling jacket 90, a water inlet 91, a water outlet 92 and a mounting flange 93.
Detailed Description
Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.
Referring to fig. 1, fig. 1 is a schematic view of a belt-driven circulator according to an embodiment of the present disclosure. As shown in the figure, a belt-driven circulating fan comprises an outer shell 10, wherein the outer shell 10 comprises a first vertical chamber 11 and a second horizontal chamber 12 which are communicated, the first horizontal chamber 11 is provided with a kidney-shaped heat dissipation hole 20, and the upper side of the outer shell 10 is provided with a protective cover plate 30 which covers the first vertical chamber 11 and the second horizontal chamber 12; a first driving wheel 41 and a second driving wheel 42 respectively positioned in the first vertical chamber 11 and the second horizontal chamber 12, wherein the first driving wheel 41 and the second driving wheel 42 are connected through a belt 43; a motor 50 installed at a lower side of the second transverse chamber 12 and driving the second driving wheel 42; a driving main shaft 60 which is connected with the first driving wheel 41 in a key way, wherein the driving main shaft 60 partially penetrates through the outer shell 10, and two ends in the first vertical cavity 11 are respectively limited by a clapboard 70 matched with a bearing; a centrifugal fan blade 80 fixed at the lower end of the driving main shaft 60; and a water cooling jacket 90 installed at the lower end of the first vertical chamber 11 to seal the partition plate 70.
The utility model discloses an in the embodiment, shell body 10 becomes L form, have the horizontal cavity 12 of first perpendicular cavity 11 and second, wherein first perpendicular cavity 11 installation drive main shaft 60, and at the first drive wheel 41 of upper end key joint, install second drive wheel 42 at the horizontal cavity 12 of second, both connect through belt 43, simultaneously be driven by motor 50 at the downside of second drive wheel 42, realize the linkage of drive main shaft 60, the isolation effect has been played relatively, avoid motor 50 too near drive main shaft 60, then be close to the high temperature furnace room, cause the heat to gather, damage motor 50. In addition, the protective cover plate 30 at the upper end is convenient to install for protection, preferably, the protective cover plate 30 is fixed on the outer shell 10 through bolts, and the upper end is provided with a handle, so that the protective cover plate is convenient to open for internal maintenance.
The two ends of the driving main shaft 60 in the first vertical chamber 11 are fixed by the partition plate 70 through matching bearings, and the lower end exposed out of the outer shell 10 is provided with a centrifugal fan blade 80, so that airflow stirring in the furnace is realized, and a fan function is provided. Meanwhile, a circular radiating hole is further formed in the first vertical chamber 11, and the driving spindle 60 inside the circular radiating hole is cooled by air. The lower end of the outer shell 10 is also provided with a water cooling jacket 90 covering the driving main shaft 60, so that water cooling heat dissipation is realized, and the service life of the fan is greatly prolonged.
The water cooling jacket 90 has a water inlet 91 and a water outlet 92 on opposite sides, which are connected with a water pipe for circulating water cooling.
In addition, the lower end of the water cooling jacket 90 is provided with a mounting flange 93 with a mounting hole, so that the water cooling jacket can be conveniently mounted on a furnace wall, and the stability is improved.
The centrifugal fan blade 80 is formed by casting steel, is high-temperature resistant and comprises an upper panel 81 fixed on the driving main shaft 60; a plurality of air deflectors 82 welded to the upper panel 81 and annularly arranged; and a lower plate portion 83 welded to the lower end of the air guide plate 82, the lower plate portion 83 having a ring shape and an air inlet 84 at the center. In the embodiment, the upper panel 81 is circular, the plurality of air deflectors 82 are welded on the lower surface, the lower ends of the lower air deflectors 82 are welded by the annular lower plate part 83, and an air inlet 84 located in the center is reserved, so that air flow can enter from the air inlet 84 and flow out from gaps among the plurality of air deflectors 82, the air guiding efficiency is improved, the air flow circulation is accelerated, and the efficiency is better.
The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims (5)

1. A belt driven circulating fan, comprising:
the heat exchanger comprises an outer shell, a heat exchanger and a heat exchanger, wherein the outer shell comprises a first vertical cavity and a second transverse cavity which are communicated, the first vertical cavity is provided with a kidney-shaped heat dissipation hole, and a protective cover plate which covers the first vertical cavity and the second transverse cavity is arranged on the upper side of the outer shell;
a first driving wheel and a second driving wheel which are respectively positioned in the first vertical cavity and the second horizontal cavity, wherein the first driving wheel is connected with the second driving wheel through a belt;
the motor is arranged on the lower side of the second transverse cavity and drives the second transmission wheel;
the driving main shaft is connected with the first driving wheel in a key mode, the driving main shaft partially penetrates through the outer shell, and two ends in the first vertical cavity are limited by the partition plate matched with the bearing respectively;
the centrifugal fan blade is fixed at the lower end of the driving main shaft; and
and the water cooling jacket is arranged at the lower end of the first vertical cavity and seals the partition plate.
2. The belt driven circulator of claim 1, wherein said water jacket has a water inlet and a water outlet on opposite sides thereof.
3. The belt driven circulator blower of claim 1, wherein a mounting flange having a mounting hole is provided at a lower end of the water jacket.
4. The belt-driven circulating fan of claim 1, wherein the centrifugal fan blade is cast steel and comprises an upper panel fixed to the drive shaft; a plurality of air deflectors welded on the upper panel and arranged in a surrounding manner; and the lower plate part is welded at the lower end of the air deflector, the lower plate part is annular, and the center of the lower plate part is provided with an air inlet.
5. The belt driven circulator of claim 1 wherein the protective cover is bolted to the outer housing and has a pull tab at an upper end.
CN202020017739.4U 2020-01-06 2020-01-06 Belt drive circulating fan Active CN211599054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020017739.4U CN211599054U (en) 2020-01-06 2020-01-06 Belt drive circulating fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020017739.4U CN211599054U (en) 2020-01-06 2020-01-06 Belt drive circulating fan

Publications (1)

Publication Number Publication Date
CN211599054U true CN211599054U (en) 2020-09-29

Family

ID=72600455

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020017739.4U Active CN211599054U (en) 2020-01-06 2020-01-06 Belt drive circulating fan

Country Status (1)

Country Link
CN (1) CN211599054U (en)

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GR01 Patent grant
GR01 Patent grant
CB03 Change of inventor or designer information

Inventor after: Zhou Hong

Inventor after: Zhou Guoxiang

Inventor before: Zhou Hong

Inventor before: Zhou Guoxiang

CB03 Change of inventor or designer information