CN214837211U - Centrifugal high-temperature circulating fan for industrial furnace - Google Patents
Centrifugal high-temperature circulating fan for industrial furnace Download PDFInfo
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- CN214837211U CN214837211U CN202121247380.0U CN202121247380U CN214837211U CN 214837211 U CN214837211 U CN 214837211U CN 202121247380 U CN202121247380 U CN 202121247380U CN 214837211 U CN214837211 U CN 214837211U
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- industrial furnace
- circulating fan
- temperature circulating
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Abstract
本实用新型涉及一种工业炉用离心式高温循环风机，包括安装板、连接片和基板，所述安装板的下表面固定连接有两个连接片，所述连接片的下表面固定连接有基板，所述基板的下表面固定连接有第一防护机构，所述安装板的内部固定连接有第二防护机构，所述第一防护机构包括固定连接在基板下表面的第一隔热罩，所述第一隔热罩内腔底壁的左右两侧均固定连接有导热块，两个所述导热块相对的一侧均开设有定位槽。该工业炉用离心式高温循环风机，经过第一防护机构，来对风叶驱动轴进行散热，避免受到高温的影响而降低风叶转动过程的稳定性，再经过第二防护机构，对电机进行隔热和散热，来进行整个风机的双重散热保护。
The utility model relates to a centrifugal high-temperature circulating fan for an industrial furnace, which comprises a mounting plate, a connecting piece and a base plate. The lower surface of the mounting plate is fixedly connected with two connecting pieces, and the lower surface of the connecting piece is fixedly connected with a base plate , a first protection mechanism is fixedly connected to the lower surface of the base plate, a second protection mechanism is fixedly connected to the inside of the mounting plate, and the first protection mechanism includes a first heat shield fixedly connected to the lower surface of the base plate, so The left and right sides of the bottom wall of the inner cavity of the first heat shield are fixedly connected with heat-conducting blocks, and two opposite sides of the heat-conducting blocks are provided with positioning grooves. The centrifugal high-temperature circulating fan used in the industrial furnace passes through the first protection mechanism to dissipate heat from the fan blade drive shaft, so as to avoid being affected by high temperature and reduce the stability of the fan blade rotation process. Insulation and heat dissipation, to carry out double heat dissipation protection of the entire fan.
Description
Technical Field
The utility model relates to an industrial furnace fan technical field specifically is a centrifugal high temperature circulating fan for industrial furnace.
Background
The hot air circulating fan used in the high-temperature furnace needs to stably operate at high temperature, so that hot air in the furnace circulates and uniformly flows to heat, certain pressure and enough air quantity are needed for heating, the high-temperature circulating fan is suitable for the industrial furnace with high working temperature and is specially used for hot air circulation in the high-temperature furnace of a steel mill, and balance and exchange of hot air in the furnace and circulation of the high-temperature air in the furnace are realized.
The industrial furnace in the existing market is with centrifugal high temperature circulating fan diversified, but generally has the shortcoming that the practicality is low, when the fan rotates, receives the influence of stove interior high temperature, can lead to the drive shaft outside to be heated too high, not only can influence the stability of fan blade when rotating, but also can effectual reduction driving motor's life, consequently needs often to maintain and change the fan, can not satisfy the demand of mill.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a centrifugal high temperature circulating fan for industrial furnace possesses advantages such as practicality height, has solved and has received the influence of stove interior high temperature, can lead to the drive shaft outside to be heated too high, not only can influence the stability when the fan blade rotates, but also effectual reduction driving motor's life's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal high-temperature circulating fan for an industrial furnace comprises a mounting plate, connecting pieces and a base plate, wherein the lower surface of the mounting plate is fixedly connected with the two connecting pieces, the lower surface of each connecting piece is fixedly connected with the base plate, the lower surface of the base plate is fixedly connected with a first protection mechanism, and the interior of the mounting plate is fixedly connected with a second protection mechanism;
first protection machanism includes the first heat exchanger that separates of fixed connection at the base plate lower surface, the equal fixedly connected with heat conduction piece in the left and right sides of first heat exchanger inner chamber diapire, two the constant head tank has all been seted up to the relative one side of heat conduction piece, the inside swing joint of first heat exchanger has the actuating lever, the outside fixedly connected with heat conduction cover of actuating lever, the equal fixedly connected with spacer in the left and right sides of heat conduction cover, the louvre has been seted up to the upper surface of heat conduction piece.
Further, second protection machanism includes the inside fin of fixed connection at the mounting panel, the lower fixed surface of fin is connected with the motor, the lower fixed surface of mounting panel is connected with the second and separates the heat exchanger, the last fixed surface of base plate is connected with the shaft coupling, the outside fixedly connected with heat dissipation cover of motor output shaft.
Further, first protection machanism still includes the heat insulating ring of fixed connection at first heat shield lower surface, the gas pocket has all been seted up to the left and right sides of first heat shield.
Furthermore, the second protection mechanism further comprises a rotating blade fixedly connected to the outer side of the motor output shaft, and the inner diameter of the rotating blade is matched with the outer diameter of the motor output shaft.
Further, two the connection piece is the left and right sides of symmetric distribution in the mounting panel axis, the length and the width of mounting panel are less than the length and the width of base plate respectively.
Further, two the heat conduction piece is the symmetric distribution in the left and right sides of heat insulating shroud axis, two are no less than to the quantity of constant head tank.
Furthermore, the external diameter of actuating lever and the internal diameter looks adaptation of heat conduction cover, spacer swing joint is in the inside of constant head tank.
Further, the second separates the cylinder that heat exchanger's shape was hollow and top surface and bottom surface all lacked inside, the internal diameter of heat dissipation cover and the external diameter looks adaptation of motor output shaft.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this centrifugal high temperature circulating fan for industrial furnace, install the in-process that uses in the industrial furnace as whole fan, through first safeguard mechanism, come to dispel the heat to the fan blade drive shaft, avoid receiving the influence of high temperature and reduce the stability of fan blade rotation process, pass through second safeguard mechanism again, insulate against heat and dispel the heat to the motor, come to carry out the dual heat dissipation protection of whole fan, reduce and receive the influence of industrial furnace high temperature, consequently the fan need not be changed under long-time use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a first protection mechanism of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a second protection mechanism of the present invention;
fig. 5 is a schematic view of the connection structure of the heat dissipation sleeve and the rotary blade of the present invention.
In the figure: the heat-insulating structure comprises a mounting plate 1, a connecting plate 2, a substrate 3, a first protection mechanism 4, a first heat-insulating cover 401, a heat-conducting block 402, a positioning groove 403, a driving rod 404, a heat-conducting sleeve 405, a positioning plate 406, a heat-radiating hole 407, a heat-insulating ring 408, an air hole 409, a second protection mechanism 5, a heat-radiating fin 501, a motor 502, a second heat-insulating cover 503, a coupling 504, a heat-radiating cover 505 and a rotating blade 506.
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, in the embodiment, the centrifugal high-temperature circulating fan for the industrial furnace includes a mounting plate 1, two connecting sheets 2 and a substrate 3, the two connecting sheets 2 are fixedly connected to the lower surface of the mounting plate 1 and are used for connecting the mounting plate 1 and the substrate 3, the substrate 3 is fixedly connected to the lower surface of the connecting sheets 2, the first protection mechanism 4 is fixedly connected to the lower surface of the substrate 3 and is used for performing primary heat dissipation of the fan, and the second protection mechanism 5 is fixedly connected to the inside of the mounting plate 1 and is used for performing secondary heat dissipation of the fan, so that influence of heat in the furnace is effectively reduced.
Two connection pieces 2 are symmetrically distributed on the left side and the right side of the central axis of the mounting plate 1, and the length and the width of the mounting plate 1 are respectively smaller than those of the substrate 3.
Referring to fig. 2-3, in order to reduce the influence of heat on the motor 502, the first protection mechanism 4 in this embodiment includes a first heat shield 401 fixedly connected to the lower surface of the substrate 3 for insulating the heat of the driving rod 404 and preventing the driving rod 404 from directly contacting with the heat in the furnace, heat conduction blocks 402 are fixedly connected to both left and right sides of the bottom wall of the inner cavity of the first heat shield 401, positioning slots 403 are respectively formed on both opposite sides of the two heat conduction blocks 402, the driving rod 404 is movably connected to the inside of the first heat shield 401, the driving rod 404 drives the heat conduction sleeve 405 and the positioning tabs 406 to rotate when rotating, the heat conduction sleeve 405 is fixedly connected to the outside of the driving rod 404 and transmits the heat on the driving rod 404 to the positioning tabs 406, the positioning tabs 406 are fixedly connected to both left and right sides of the heat conduction sleeve 405, the positioning tabs 406 are positioned by the positioning slots 403 during the rotation of the positioning tabs 406 to improve the stability of the driving rod 404 during the rotation, the upper surface of the heat conducting block 402 is provided with heat dissipation holes 407 for fast heat dissipation of the heat conducting block 402.
It can be seen that the positioning plate 406 moves inside the positioning groove 403 when rotating, and the positioning groove 403 positions the driving rod 404 via the positioning plate 406, so as to improve the stability of the driving rod 404 during rotation, thereby reducing the influence of heat.
Referring to fig. 4-5, in order to further reduce the influence of heat on the motor 502, the second protection mechanism 5 in this embodiment includes a heat sink 501 fixedly connected inside the mounting plate 1, and directly performs heat dissipation on the motor 502, the lower surface of the heat sink 501 is fixedly connected with the motor 502, the lower surface of the mounting plate 1 is fixedly connected with a second heat shield 503 to insulate heat from the motor 502, the upper surface of the substrate 3 is fixedly connected with a coupler 504, so as to improve the connection effect between the output shaft of the motor 502 and the driving rod 404, and the outer side of the output shaft of the motor 502 is fixedly connected with a heat sink 505 for heat dissipation on the output shaft of the motor 502.
The second protection mechanism 5 further comprises a rotating blade 506 fixedly connected to the outer side of the output shaft of the motor 502, air flow is generated during rotation and contacts with the heat dissipation sleeve 505 to improve the heat dissipation effect, the inner diameter of the rotating blade 506 is matched with the outer diameter of the output shaft of the motor 502, the second heat insulation cover 503 is in the shape of a cylinder which is hollow inside and is provided with a missing top surface and a missing bottom surface, and the inner diameter of the heat dissipation sleeve 505 is matched with the outer diameter of the output shaft of the motor 502.
The working principle of the above embodiment is as follows:
(1) when the fan rotates in the industrial furnace, the temperature of the fan blade can be increased, because fixed connection between the fan blade and the driving rod 404, the temperature outside the driving rod 404 can also be increased, at the moment, the heat conduction sleeve 405 outside the driving rod 404 passes through, the heat on the driving rod 404 is transferred to the positioning sheet 406, so as to reduce the temperature outside the driving rod 404, when the positioning sheet 406 rotates, the positioning groove 403 on the heat conduction block 402 can move inside, and the positioning groove 403 positions the driving rod 404 through the positioning sheet 406, so as to improve the stability in the rotating process, so as to reduce the influence of heat, when the positioning sheet 406 is in contact with the heat conduction block 402, most of heat can be taken away by the heat conduction block 402, and the heat is emitted through the 407 heat dissipation holes on the heat conduction block 402.
(2) After the heat is dissipated inside the first heat shield 401 through the heat dissipation holes 407, because the positioning piece 406 always rotates along with the driving rod 404, in the rotating process, air flow can be generated to rapidly dissipate the heat through the air holes 409, the influence of the heat on the driving rod 404 is further reduced, the influence of the heat on the driving rod 404 is reduced through the heat insulation ring 408, the output shaft of the motor 502 is connected with the driving rod 404 through the coupler 504, the connection effect is effectively improved, the heat on the upper side of the motor 502 can be directly dissipated through the heat dissipation fins 501, the small part of heat transmitted by the driving rod 404 is received on the outer side of the output shaft, and the small part of heat is dissipated through the heat dissipation sleeve 505, at the moment, the influence of the heat on the output shaft of the motor 502 is reduced, and the stable rotation of fan blades cannot be influenced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121247380.0U CN214837211U (en) | 2021-06-04 | 2021-06-04 | Centrifugal high-temperature circulating fan for industrial furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121247380.0U CN214837211U (en) | 2021-06-04 | 2021-06-04 | Centrifugal high-temperature circulating fan for industrial furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214837211U true CN214837211U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121247380.0U Expired - Fee Related CN214837211U (en) | 2021-06-04 | 2021-06-04 | Centrifugal high-temperature circulating fan for industrial furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214837211U (en) |
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2021
- 2021-06-04 CN CN202121247380.0U patent/CN214837211U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |