CN216714710U - Submerged fan with good sealing performance - Google Patents
Submerged fan with good sealing performance Download PDFInfo
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- CN216714710U CN216714710U CN202122337941.2U CN202122337941U CN216714710U CN 216714710 U CN216714710 U CN 216714710U CN 202122337941 U CN202122337941 U CN 202122337941U CN 216714710 U CN216714710 U CN 216714710U
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Abstract
The utility model discloses an underwater fan with good sealing performance, which comprises a motor protection shell and a fan shell, wherein a motor mounting support is arranged on the lower side of the inner wall of the motor protection shell, a motor is arranged on the motor mounting support, the motor protection shell and the fan shell are connected through a flange plate, a drying sponge layer and an active carbon adsorption layer are arranged on the lower side of the inner wall of the motor protection shell and the upper side of the inner wall of the fan shell, a rotating shaft is arranged at the output end of the motor, penetrates through the drying sponge layer and the active carbon adsorption layer, a first gear is arranged at the bottom end of the rotating shaft, rotary rods are rotatably arranged on two sides of the bottom end of the inner wall of the fan shell, a second gear is arranged at the top end of each rotary rod, the first gear is meshed with the second gear, and fan blades are distributed on the rotary rods. According to the utility model, the drying sponge layer and the activated carbon adsorption layer are arranged above and below the joint of the motor protection shell and the fan shell, so that moisture can be effectively prevented from permeating into the motor and the gear.
Description
Technical Field
The utility model relates to the technical field of fan treatment equipment, in particular to a submerged fan with good sealing performance.
Background
Roots blower, also known as roots blower, the english name roots blower, belong to the volume rotary blower and utilize single or a plurality of blade to do relative motion in the cylinder and compress and the rotary compressor who carries gas, this kind of blower simple structure, it is convenient to make, the gas that is applicable to the low pressure occasion is carried and is pressurized, also can be used as the vacuum pump, the submerged fan, whole journey can just be called submerged formula blower or submerged formula roots blower, be used for installing the blower under water, also be called the dive fan, mainly used municipal river course is administered, sewage treatment, for biological fungus oxygenation aeration etc., the characteristics have: the noise is low, do not need extra construction fan room, the installation is simple, maintenance cycle length etc. but because the operational environment of submerged fan is in aqueous, the time is long after, will appear external water easily and permeate the inside condition of fan, not only threatens the motor in the submerged fan easily, makes its possibility of appearing burning out, also makes the jam, the dead condition of card appear between blade and the pivot easily, and life is reduced, causes the rise of running cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a submerged fan with good sealing performance so as to solve the problems in the background technology.
In order to solve the technical problems, the utility model provides the following technical scheme: a submerged fan with good sealing performance comprises a motor protective shell and a fan shell, wherein a motor mounting bracket is arranged on the lower side of the inner wall of the motor protective shell, the motor mounting bracket is provided with a motor, the motor protective shell is connected with the fan shell through a flange plate, a drying sponge layer and an active carbon adsorption layer are respectively arranged on the lower side of the inner wall of the motor protection shell and the upper side of the inner wall of the fan shell, the output end of the motor is provided with a rotating shaft which penetrates through the drying sponge layer and the activated carbon adsorption layer, a first gear is arranged at the bottom end of the rotating shaft, rotating rods are rotatably arranged on two sides of the bottom end of the inner wall of the fan shell, the second gear is installed on the top of rotary rod, first gear with the second gear meshes mutually, the last distributed mounting of rotary rod has the flabellum.
Further, one side upper end through connection of fan shell has the intake pipe, one side lower extreme through connection of fan shell has the outlet duct, the intake pipe with install resistance muffler and drying tube in the outlet duct.
Further, a supporting plate is installed in the middle of the inner wall of the fan shell, the rotating rod penetrates through the supporting plate, and a plurality of exhaust holes are formed in the supporting plate.
Further, the fan shell with the intake pipe all install the sealing ring between the outlet duct, it installs the sealing washer to fill between the ring flange.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the drying sponge layer and the activated carbon adsorption layer are respectively arranged above and below the joint of the motor protection shell and the fan shell, so that water can be effectively prevented from permeating into the motor and the gear, the possibility of burning the motor and blocking the gears is reduced, and the overall sealing performance is greatly improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a front view of the present invention.
In the figure: 1. a motor protection shell; 2. a fan housing; 3. a motor mounting bracket; 4. a motor; 5. a flange plate; 6. drying the sponge layer; 7. an activated carbon adsorption layer; 8. a rotating shaft; 9. a first gear; 10. rotating the rod; 11. a second gear; 12. a fan blade; 13. an air inlet pipe; 14. an air outlet pipe; 15. a resistive muffler; 16. a drying tube; 17. a support plate; 18. and (4) exhausting holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the submerged fan with good sealing performance is shown in fig. 1 to 2 in the attached drawings of the specification, and comprises a motor protective shell 1 and a fan shell 2, a motor mounting support 3 is mounted on the lower side of the inner wall of the motor protective shell 1, a motor 4 is mounted on the motor mounting support 3, the motor protective shell 1 and the fan shell 2 are connected through a flange plate 5, a dry sponge layer 6 and an active carbon adsorption layer 7 are mounted on the lower side of the inner wall of the motor protective shell 1 and the upper side of the inner wall of the fan shell 2, a rotating shaft 8 is mounted at the output end of the motor 4, the rotating shaft 8 penetrates through the dry sponge layer 6 and the active carbon adsorption layer 7, a first gear 9 is mounted at the bottom end of the rotating shaft 8, rotating rods 10 are rotatably mounted on two sides of the bottom end of the inner wall of the fan shell 2, a second gear 11 is mounted at the top end of the rotating rods 10, the first gear 9 is meshed with the second gear 11, and fan blades 12 are distributed and mounted on the rotating rods 10.
In order to avoid that external moisture and dust impurities enter the fan shell 2 through the air inlet pipe 13 and the air outlet pipe 14, furthermore, the upper end of one side of the fan shell 2 is connected with the air inlet pipe 13 in a penetrating manner, the lower end of one side of the fan shell 2 is connected with the air outlet pipe 14 in a penetrating manner, and the air inlet pipe 13 and the air outlet pipe 14 are internally provided with the reactive silencer 15 and the drying pipe 16.
In order to improve the stability of the rotating rod 10 and not affect the compressed conveying of the gas, further, a supporting plate 17 is installed in the middle of the inner wall of the fan housing 2, the rotating rod 10 penetrates through the supporting plate 17, and a plurality of exhaust holes 18 are formed in the supporting plate 17.
In order to improve the sealing performance of all the joints and the overall sealing performance, further, sealing rings are arranged between the fan shell 2 and the air inlet pipe 13 and between the fan shell and the air outlet pipe 14, and sealing rings are arranged between the flange plates 5 in a filling manner.
According to the utility model, the drying sponge layer 6 and the activated carbon adsorption layer 7 are respectively arranged above and below the joint of the motor protection shell 1 and the fan shell 2, so that moisture can be effectively prevented from permeating into the motor 4 and the gears, the possibility that the motor 4 is burnt and the gears are stuck is reduced, and the overall sealing performance is greatly improved.
Example two:
the utility model provides a submerged fan with good sealing performance, an operator puts the submerged fan into water after installing the submerged fan, drives a motor 4 to work, the motor 4 drives a rotating shaft 8 to rotate, a first gear 9 and a second gear 11 work in a matching way, so that a rotating rod 10 and a fan blade 12 rotate to compress gas, the air is compressed through air inlet pipe 13 and then discharged through an air outlet pipe 14, water can seep through a flange 5 after working in the water for a long time, at the moment, a sponge layer 6 and an activated carbon adsorption layer 7 are dried, the seeped water is absorbed and dried, and drying pipes 16 are arranged in the air inlet pipe 13 and the air outlet pipe 14, so that the possibility of water inflow from the air inlet pipe 13 and the air outlet pipe 14 is eliminated, meanwhile, reactive silencers 15 are arranged in the air inlet pipe 13 and the air outlet pipe 14, the noise transmission is reduced, the whole structure is compact, the integral sealing performance is greatly improved.
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.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. 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 submerged fan with good sealing performance, includes motor protective housing (1) and fan housing (2), its characterized in that: motor installing support (3) is installed to the inner wall downside of motor protective housing (1), install motor (4) on motor installing support (3), motor protective housing (1) with connect through ring flange (5) between fan shell (2), dry sponge layer (6) and active carbon adsorption layer (7) are all installed to the inner wall downside of motor protective housing (1) with the inner wall upside of fan shell (2), axis of rotation (8) are installed to the output of motor (4), axis of rotation (8) run through dry sponge layer (6) with active carbon adsorption layer (7), first gear (9) are installed to the bottom of axis of rotation (8), rotary rod (10) are installed in the rotation of the inner wall bottom both sides of fan shell (2), second gear (11) are installed on the top of rotary rod (10), the first gear (9) is meshed with the second gear (11), and fan blades (12) are distributed on the rotating rod (10).
2. The submersible fan with good sealing performance according to claim 1, characterized in that: fan shell (2) one side upper end through connection has intake pipe (13), fan shell (2) one side lower extreme through connection has outlet duct (14), intake pipe (13) with install resistance muffler (15) and drying tube (16) in outlet duct (14).
3. The submersible fan with good sealing performance according to claim 1, characterized in that: the inner wall mid-mounting of fan shell (2) has backup pad (17), rotary rod (10) run through backup pad (17), it has a plurality of exhaust holes (18) to open on backup pad (17).
4. The submersible fan with good sealing performance according to claim 2, characterized in that: fan shell (2) with intake pipe (13) all install the sealing ring between outlet duct (14), it installs the sealing washer to fill between ring flange (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122337941.2U CN216714710U (en) | 2021-09-26 | 2021-09-26 | Submerged fan with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122337941.2U CN216714710U (en) | 2021-09-26 | 2021-09-26 | Submerged fan with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216714710U true CN216714710U (en) | 2022-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122337941.2U Active CN216714710U (en) | 2021-09-26 | 2021-09-26 | Submerged fan with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216714710U (en) |
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2021
- 2021-09-26 CN CN202122337941.2U patent/CN216714710U/en active Active
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