CN216518892U - Fan blade protection device of heating and ventilating fan - Google Patents
Fan blade protection device of heating and ventilating fan Download PDFInfo
- Publication number
- CN216518892U CN216518892U CN202122784154.2U CN202122784154U CN216518892U CN 216518892 U CN216518892 U CN 216518892U CN 202122784154 U CN202122784154 U CN 202122784154U CN 216518892 U CN216518892 U CN 216518892U
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- Prior art keywords
- shell
- arc
- protection device
- fan blade
- fan
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- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 16
- 239000000428 dust Substances 0.000 claims description 17
- 241000883990 Flabellum Species 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 abstract description 8
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
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Abstract
The utility model discloses a fan blade protection device of a heating and ventilating fan, which comprises a shell, wherein a protective cover is arranged at an air outlet of the shell, a plurality of fixing plates are fixedly connected to the edge of the protective cover, the fixing plates are connected with the shell through bolts, an arc-shaped plate is arranged on the outer side of the shell and is attached to the outer wall of the shell, a jack is formed in the joint of the shell and the arc-shaped plate, the length of the jack is larger than half of the length of the outer circumference of the middle part of the shell, a plurality of threaded holes are formed in two sides of the jack of the shell, and a dustproof net is arranged in the shell, close to the air outlet.
Description
Technical Field
The utility model relates to the technical field of ventilators, in particular to a fan blade protection device for a heating and ventilating fan.
Background
The ventilator is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine. The exhaust pressure is lower than 1.5 x 10^4 Pa. Modern ventilators are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical appliances, drying and sorting of grains, wind tunnel wind sources and inflation and propulsion of air cushion boats, and the like.
Chinese patent discloses a ventilation blower protection device (No. CN208651241U), and this patent technology can solve the problem that the ventilation blower energy consumption is big, however, lacks the protection to flabellum and motor, uses for a long time, and the inside dust of pipeline is piled up on flabellum and motor, easily causes flabellum and motor damage. Therefore, a fan blade protection device for a heating and ventilating fan is provided by those skilled in the art to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a fan blade protection device of a heating and ventilating fan, which comprises a shell, wherein a protective cover is arranged at an air outlet of the shell, a plurality of fixing plates are fixedly connected to the edge of the protective cover, the fixing plates are connected with the shell through bolts, an arc-shaped plate is arranged on the outer side of the shell, the arc-shaped plate is attached to the outer wall of the shell, a jack is formed in the joint of the shell and the arc-shaped plate, the length of the jack is greater than half of the length of the outer circumference of the middle part of the shell, a plurality of threaded holes are formed in two sides of the shell, which are positioned in the jack, and a dustproof net is arranged in the shell and close to the air outlet.
Preferably: the shell is in a hollow cylindrical shape, and one end of the shell is provided with a through hole fixed with an external pipeline.
Preferably: the motor is arranged in the shell and fixedly connected with the fixed support, and the fixed support is fixedly connected with the inner wall of the shell.
Preferably: the motor is connected with the multi-wing type fan blades, and the multi-wing type fan blades are close to one side of the protective cover.
Preferably, the following components: and the arc-shaped plate is provided with a through fixing hole corresponding to the threaded hole.
Preferably: the arc-shaped plate and the shell are fixed through bolts, and the inner wall of the arc-shaped plate is fixedly connected with a clamping plate.
Preferably: the splint are arranged into an arc shape, and arc-shaped grooves are formed in the splint corresponding to the dust screen.
The utility model has the technical effects and advantages that:
according to the utility model, the bolt on the arc-shaped plate is unscrewed, the arc-shaped plate is taken down, the dust screen is drawn out from the jack, the dust screen is cleaned and then inserted into the jack, and the arc-shaped plate and the shell are fixed by using the bolt.
Drawings
Fig. 1 is a schematic structural view of a fan blade protection device of a heating and ventilating fan provided in an embodiment of the present application;
fig. 2 is a schematic structural diagram of an outer shell in the fan blade protection device of the heating and ventilating fan provided in the embodiment of the present application;
fig. 3 is a schematic view of an internal structure of a housing in the protection device for fan blades of a heating and ventilating fan according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a dust screen in the fan blade protection device of the heating and ventilating fan provided in the embodiment of the present application;
in the figure: 1. the novel fan comprises a shell, 2, a protective cover, 3, a fixing plate, 4, an arc-shaped plate, 401, a fixing hole, 402, a clamping plate, 5, a jack, 6, a threaded hole, 7, a motor, 8, a fixing support, 9, a multi-wing fan blade, 10 and a dust screen.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Please refer to fig. 1-2, in this embodiment, a fan blade protection device for a heating and ventilating fan is provided, which comprises a housing 1, the housing 1 is a hollow cylinder, one end of the housing 1 is provided with a through hole fixed with an external pipeline, an air outlet of the housing 1 is provided with a protective cover 2, a plurality of fixing plates 3 fixedly connected to edges of the protective cover 2, the fixing plates 3 are connected with the housing 1 through bolts, the outer side of the housing 1 is provided with an arc-shaped plate 4, the arc-shaped plate 4 is attached to the outer wall of the housing 1, a jack 5 is provided at a joint of the housing 1 and the arc-shaped plate 4, the length of the jack 5 is greater than a half of the length of the outer circumference of the middle part of the housing 1, and two sides of the housing 1 located at the jack 5 are provided with a plurality of threaded holes 6.
Referring to fig. 3, a motor 7 is disposed inside the housing 1, the motor 7 is fixedly connected to a fixing bracket 8, the fixing bracket 8 is fixedly connected to the inner wall of the housing 1, the motor 7 is connected to a multi-blade fan blade 9, the multi-blade fan blade 9 is close to one side of the protection cover 2, and a dust screen 10 is disposed inside the housing 1 and close to the air outlet.
Referring to fig. 4, a through fixing hole 401 is formed in the arc plate 4 corresponding to the threaded hole 6, the arc plate 4 and the housing 1 are fixed by bolts, a clamping plate 402 is fixedly connected to the inner wall of the arc plate 4, the clamping plate 402 is arc-shaped, and the clamping plate 402 is provided with an arc-shaped groove corresponding to the dust screen 10.
The working principle of the utility model is as follows:
during the use, starter motor 7 drives multi-wing formula flabellum 9 and rotates, realize the effect of ventilation, the setting of dust screen 10, prevent that the dust that 1 air intake department of shell got into from falling on motor 7 and multi-wing formula flabellum 9, when wasing dust screen 10, unscrew the bolt on the arc 4, take off arc 4, take dust screen 10 out from jack 5, wash behind the dust screen 10, insert jack 5 again, it is fixed with arc 4 and shell 1 to utilize the bolt, the setting of this structure is convenient for clean dust screen 10, the effect of protection is played motor 7 and multi-wing formula flabellum 9.
It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (7)
1. The utility model provides a warm ventilation fan flabellum protection device, includes shell (1), a serial communication port, the air outlet department of shell (1) is equipped with protection casing (2), edge fixedly connected with a plurality of fixed plates (3) of protection casing (2), fixed plate (3) are connected with shell (1) through the bolt, the outside of shell (1) is equipped with arc (4), the outer wall of shell (1) is laminated in arc (4), jack (5) have been seted up with the junction of arc (4) in shell (1), the length of jack (5) is greater than half of outer circumference length in shell (1) middle part, the both sides that shell (1) is located jack (5) are equipped with a plurality of screw holes (6), shell (1) inside is close to air outlet department and is equipped with dust screen (10).
2. The fan blade protection device of the heating and ventilating fan as claimed in claim 1, wherein the housing (1) is hollow and cylindrical, and one end of the housing (1) is provided with a through hole fixed with an external pipeline.
3. The fan blade protection device of the heating and ventilating fan as claimed in claim 1, wherein a motor (7) is arranged inside the housing (1), the motor (7) is fixedly connected with a fixed support (8), and the fixed support (8) is fixedly connected with the inner wall of the housing (1).
4. The fan blade protection device of the heating and ventilating fan as claimed in claim 3, wherein the motor (7) is connected with a multi-wing fan blade (9), and the multi-wing fan blade (9) is close to one side of the protection cover (2).
5. The fan blade protection device of the heating and ventilating fan as claimed in claim 1, wherein the arc-shaped plate (4) is provided with a through fixing hole (401) corresponding to the threaded hole (6).
6. The fan blade protection device of the heating and ventilating fan as claimed in claim 5, wherein the arc-shaped plate (4) and the housing (1) are fixed through bolts, and a clamping plate (402) is fixedly connected to the inner wall of the arc-shaped plate (4).
7. The fan blade protection device of claim 6, wherein the clamping plate (402) is arc-shaped, and the clamping plate (402) is provided with an arc-shaped groove corresponding to the dust screen (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122784154.2U CN216518892U (en) | 2021-11-12 | 2021-11-12 | Fan blade protection device of heating and ventilating fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122784154.2U CN216518892U (en) | 2021-11-12 | 2021-11-12 | Fan blade protection device of heating and ventilating fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216518892U true CN216518892U (en) | 2022-05-13 |
Family
ID=81529645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122784154.2U Expired - Fee Related CN216518892U (en) | 2021-11-12 | 2021-11-12 | Fan blade protection device of heating and ventilating fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216518892U (en) |
-
2021
- 2021-11-12 CN CN202122784154.2U patent/CN216518892U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220513 |