CN107181334B - Fan stator and fan thereof - Google Patents
Fan stator and fan thereof Download PDFInfo
- Publication number
- CN107181334B CN107181334B CN201710357173.2A CN201710357173A CN107181334B CN 107181334 B CN107181334 B CN 107181334B CN 201710357173 A CN201710357173 A CN 201710357173A CN 107181334 B CN107181334 B CN 107181334B
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- China
- Prior art keywords
- fan
- plastic cylinder
- annular
- plastic
- lead wire
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
- F04D29/646—Mounting or removal of fans
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to the technical field of fans, and particularly relates to a fan stator and a fan thereof. It has solved the low technical problem of waiting of prior art production efficiency. The fan stator comprises an annular stator body, the stator further comprises a plastic cylinder, the axial center of the plastic cylinder is provided with a rotating shaft positioning hole for a mounting rotating shaft to pass through, and the plastic cylinder is formed by injection molding and is fixedly embedded in the plastic cylinder. The invention has the advantages that: can be produced efficiently and can reduce manufacturing cost.
Description
Technical Field
The invention belongs to the technical field of fans, and particularly relates to a fan stator and a fan thereof.
Background
Fans are widely used in industry and life.
At present, the fan structurally comprises a fan outer frame, a rotating shaft fixing cylinder is arranged in the fan outer frame, a rotating shaft and a rotor connected to the rotating shaft are arranged in the rotating shaft fixing cylinder in a penetrating mode, and a stator is arranged on the fan outer frame. In order to improve the service performance of the fan, the inventor designs a structure of coating the stator with an insulating layer, which has the advantages of dust prevention, water prevention, explosion prevention and the like, however, the fan stator and the fan with the structure have at least the following disadvantages:
1. the rotating shaft fixing cylinder is arranged on the fan outer frame in a follow-up mode, the installation process is complex, and the assembly precision is reduced.
2. The manufacturing cost is high and the production efficiency is low.
3. The stator of the fan is connected with the fan outer frame through a plurality of screws, so that the fan is not easy to assemble and has lower assembly efficiency.
For example, chinese patent literature discloses a dustproof outer rotor fan [ application number: 201220414101.X ], including the chassis with chimb, there are mounting plates on the chassis, mount the aluminium support through gasket and screw on the said mounting plate, mount the external rotor through stator winding and wiring board on the aluminium support, mount the fan blade on the external rotor; an insulating pad is arranged between the aluminum bracket and the wiring board; a bearing is arranged between the aluminum bracket and the outer rotor through a shaft clamp, an adjusting gasket and a butterfly gasket; a dustproof plastic cover is arranged on the stator winding; the outer rotor and the wind blades are arranged in the shell; the beneficial effect of this scheme: practical, low in production cost, simple to operate is applicable to the heat dissipation on the mechanical equipment and uses, and the radiating effect is good, and dustproof effect is good, has prolonged the life of product.
Although the above solution has many advantages, the above solution does not completely solve the above technical problems, and therefore, there is an urgent need to design a fan stator and a fan that can solve the above technical problems.
Disclosure of Invention
The present invention has been made in view of the above problems, and an object of the present invention is to provide a fan stator that can be produced with high efficiency and can be manufactured at low cost.
Another object of the present invention is to provide a fan that is more rationally designed and easy to assemble, in view of the above-mentioned problems.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the fan stator comprises an annular stator body, the stator further comprises a plastic cylinder, the axial center of the plastic cylinder is provided with a rotating shaft positioning hole for a mounting rotating shaft to pass through, and the plastic cylinder is formed by injection molding and is fixedly embedded in the plastic cylinder.
The rotating shaft positioning holes play two roles of allowing the rotating shaft to pass through and fixing the rotating shaft, namely, the phenomenon that the production efficiency is low due to the fact that the rotating shaft fixing cylinder is arranged on the fan outer frame is avoided.
The plastic cylinder and the structure of the rotating shaft positioning hole can improve the overall structural strength, improve the production efficiency and reduce the production and manufacturing cost intangibly.
In another aspect, in the fan stator, one end of the plastic cylinder is connected with a sealing part, a cylindrical body located at an axial center of the annular stator body is connected to the sealing part, and the axial center of the cylindrical body is provided with the rotating shaft positioning hole.
The motor rotor is arranged at one end, so that the manufacturing cost can be reduced, and the subsequent motor rotor can be placed in the motor rotor.
In the fan stator, the plastic cylinder, the sealing part and the cylindrical body are connected into an integrated structure.
The integrated structure that sets up, it can improve production efficiency by a wide margin.
In the fan stator, the annular stator body is connected with a lead wire penetrating out of the plastic cylinder in the radial direction, a lead wire coating part capable of coating the lead wire is arranged on the outer wall of the plastic cylinder, and the plastic cylinder and the lead wire coating part are connected into an integrated structure; a plurality of convex buckles distributed circumferentially are arranged on the outer wall of the plastic cylinder.
The lead cladding part can clad the leads to form a hard wiring structure, so that the subsequent assembly efficiency can be greatly improved, and meanwhile, the wiring efficiency can also be improved.
In the fan stator, a reinforcing boss is arranged at the joint of the sealing part and the cylindrical body.
In the fan stator, bearing mounting steps are respectively arranged at two ends of the rotating shaft positioning hole.
This easy equipment fan, including the fans outside box, install annular stator body in fans outside box, wear to be equipped with in annular stator body and rotate the pivot of being connected with annular stator body, be connected with fan impeller in the pivot, be equipped with the cover in the fan impeller at annular stator body periphery or insert in the internal motor rotor of annular stator, this fan still includes plastic drum and plastic drum's axial center has the pivot locating hole that is used for supplying the installation pivot to pass, plastic drum through injection molding and will annular stator body inlay solid inside plastic drum, the pivot insert in pivot locating hole and pivot locating hole rotate and be connected, plastic drum and fans outside box between link to each other through buckle formula connection structure.
The buckle formula connection structure that sets up, it can improve packaging efficiency, simultaneously can also be convenient for subsequent dismouting, has avoided the phenomenon that tools such as screwdrivers just can be dismantled and assembled.
In the fan, the buckle type connecting structure comprises a plurality of convex buckles arranged on the outer wall of the plastic cylinder, an annular positioning ring is connected to the inner wall of the fan outer frame, a plurality of buckling holes corresponding to the convex buckles one to one are formed in the annular positioning ring, and the convex buckles are buckled in the buckling holes.
Of course, the male buckle may be provided on the inner wall of the annular retainer ring and the buckle hole may be provided on the outer wall of the plastic cylinder.
According to the optimization scheme, the protruding buckles of the embodiment are uniformly distributed in circumference, the buckling holes are uniformly distributed in circumference, the die opening can be conveniently carried out, and meanwhile, the assembly efficiency can be improved.
In the fan, the annular positioning ring is provided with an inner positioning step, and one end of the plastic cylinder is provided with an outer positioning step matched with the inner positioning step.
The positioning step is arranged, so that the stability of the assembled structure can be improved.
In the fan, the inner wall of one end of the plastic cylinder provided with the outer positioning step is provided with a sealing part, a cylindrical body positioned at the axial center of the plastic cylinder is connected to the sealing part, the axial center of the cylindrical body is provided with the rotating shaft positioning hole, and the plastic cylinder, the sealing part and the cylindrical body are integrally injection molded.
The sealing part can improve the structural stability of the cylindrical body, so that the stability of the rotation shaft in rotation is further improved, and meanwhile, the structural strength of the plastic cylinder is further improved.
In the fan, the fan outer frame is connected with the annular positioning ring through a plurality of circumferentially distributed connecting ribs.
The fan outer frame, the annular positioning ring and the connecting ribs are arranged to be of an integrated structure, and meanwhile, the connecting ribs are uniformly distributed on the circumference.
In the fan, the annular stator body is connected with a lead wire penetrating out from the plastic cylinder in the radial direction, a lead wire coating part capable of coating the lead wire is arranged on the outer wall of the plastic cylinder, and the plastic cylinder and the lead wire coating part are connected into an integrated structure.
In the fan, a positioning groove for placing the lead cladding part is formed in any connecting rib, a through hole communicated with the outer end of the positioning groove is formed in the fan outer frame, and the outer end of the lead cladding part extends out of the outer end of the through hole.
The locating slot that sets up combines the structure of through-hole, and it can improve packaging efficiency, simultaneously, has still improved wiring stability after the equipment.
Compared with the prior art, the fan stator and the fan thereof have the advantages that:
1. the design is more reasonable, and the pivot locating hole plays and supplies the pivot to pass and two effects of fixed pivot, has avoided thereby setting up the fixed section of thick bamboo of pivot on the fans outside box and has led to the phenomenon that production efficiency is low promptly. The plastic cylinder and the structure of the rotating shaft positioning hole can improve the overall structural strength, improve the production efficiency and reduce the production and manufacturing cost intangibly.
2. Simple structure and easy manufacture.
3. The buckle formula connection structure that sets up, it can improve packaging efficiency, the subsequent dismouting of can also being convenient for simultaneously.
Drawings
Fig. 1 is a schematic view of the structure provided by the present invention.
Fig. 2 is a schematic view of the cross-sectional structure A-A of fig. 1.
Fig. 3 is a schematic diagram of an explosive structure provided by the present invention.
Fig. 4 is a schematic view of the structure of the plastic cylinder provided by the invention.
Fig. 5 is a schematic diagram of a blower housing structure provided by the invention.
Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 7 is a schematic view of a third embodiment provided by the present invention.
Fig. 8 is a schematic view of a fan impeller according to the present invention.
In the figure, a blower housing 1, an annular stator body 2, a plastic cylinder 3, a sealing part 31, a cylindrical body 32, a lead wire coating part 33, a convex buckle 34, an outer positioning step 35, a rotating shaft 4, a blower impeller 5, a motor rotor 51, an annular positioning ring 6, a buckle hole 61, an inner positioning step 62, a connecting rib 63, a positioning groove 64 and a rotating shaft positioning hole a.
Detailed Description
The following are specific embodiments of the invention and the technical solutions of the invention will be further described with reference to the accompanying drawings, but the invention is not limited to these embodiments.
As shown in fig. 3 to 4, the fan stator comprises an annular stator body 2 and a plastic cylinder 3, wherein the plastic cylinder 3 is formed by injection molding and the annular stator body 2 is embedded in the plastic cylinder 3, and the production efficiency is improved, the overall structural strength is improved, and the production and manufacturing cost is reduced.
In addition, the plastic cylinder 3 can play a good role in dust prevention and water prevention.
A shaft positioning hole a for passing through the installation shaft 4 is provided in the axial center of the plastic cylinder 3. Bearing mounting steps are respectively arranged at two ends of the rotating shaft positioning hole a.
And secondly, respectively guiding angles at two ends of the rotating shaft positioning hole a.
The annular stator body 2 is connected with a lead wire radially penetrating from the plastic cylinder 3, a lead wire coating part 33 capable of coating the lead wire is arranged on the outer wall of the plastic cylinder 3, and the plastic cylinder 3 and the lead wire coating part 33 are connected into an integrated structure.
Also, a plurality of circumferentially distributed studs 34 are provided on the outer wall of the plastic cylinder 3.
The provision of the tab 34 may facilitate assembly and positioning.
In the fan stator of the present embodiment, the rotation shaft positioning hole a is formed in the plastic cylinder 3 by injection, which not only avoids subsequent assembly, but also improves the production efficiency and ensures the overall assembly accuracy.
As shown in fig. 1-3, the easy-to-assemble fan comprises a fan outer frame 1, an annular stator body 2 is installed in the fan outer frame 1, a rotating shaft 4 rotationally connected with the annular stator body 2 is arranged in the annular stator body 2 in a penetrating manner, a fan impeller 5 is connected to the rotating shaft 4, a motor rotor 51 sleeved on the periphery of the annular stator body 2 is arranged in the fan impeller 5, the easy-to-assemble fan further comprises a plastic cylinder 3, a rotating shaft positioning hole a for allowing the installation rotating shaft 4 to pass through is formed in the axial center of the plastic cylinder 3, and the plastic cylinder 3 is fixedly embedded in the plastic cylinder 3 through injection molding.
The rotating shaft 4 is inserted in the rotating shaft positioning hole a, the rotating shaft 4 is rotationally connected with the rotating shaft positioning hole a, annular positioning steps and bearings arranged on the annular positioning steps are respectively arranged at two ends of the cylindrical body 32, an inner ring of each bearing is fixedly connected with the rotating shaft 4, and an outer ring of each bearing is fixedly connected with the annular positioning steps, namely, rotational connection is realized.
Next, as shown in fig. 8, the fan impeller 5 includes a casing 52 with one open end, a plurality of circumferentially distributed blades 53 are provided in the circumference of the casing, a cylindrical body 54 with an axis coincident with the axis of the casing and sleeved on the periphery of the motor rotor 51 is provided in the casing, an annular space is formed between the outer wall of the cylindrical body and the inner wall of the casing, a plurality of circumferentially uniformly distributed connection rib blocks 55 are provided in the annular space, the outer sides of the connection rib blocks are connected with the casing, and the inner sides of the connection rib blocks are connected with the outer wall of the cylindrical body.
A heat dissipation cavity is formed between two adjacent connecting rib blocks.
The cylindrical body that sets up combines the joint bar piece, and it can further improve motor rotor 51 pivoted smoothness and stability, simultaneously, can also further improve holistic structural strength, in addition, can also play fine heat dissipation effect.
The open end of the shell is positioned outside the outer end of the cylindrical body.
In order to improve the assembly and disassembly efficiency, as shown in fig. 3 and 5, the plastic cylinder 3 of the present embodiment is connected to the blower housing 1 by a snap-in connection structure. Specifically, the buckle type connecting structure comprises a plurality of convex buckles 34 arranged on the outer wall of the plastic cylinder 3, an annular positioning ring 6 is connected to the inner wall of the fan outer frame 1, a plurality of buckling holes 61 corresponding to the convex buckles 34 one by one are formed in the annular positioning ring 6, and the convex buckles 34 are buckled in the buckling holes 61.
The male buckles 34 are uniformly circumferentially distributed and the buckle holes 61 are uniformly circumferentially distributed.
The cam 34 is connected with the plastic cylinder 3 as an integral structure. The cam 34 has a plurality of functions such as circumferential locking, axial locking, and heat dissipation.
Next, as shown in fig. 3 and 5, an inner positioning step 62 is provided on the annular positioning ring 6, and an outer positioning step 35, which is matched with the inner positioning step 62, is provided at one end of the plastic tube 3.
An inclined surface is provided on the outer side of one end of the male buckle 34 close to the outer positioning step 35.
The inclined surface is provided, which can further improve the assembly efficiency.
As shown in fig. 6, a sealing part 31 is provided on an inner wall of one end of the plastic cylinder 3 provided with an outer positioning step 35, a cylinder body 32 positioned at an axial center of the plastic cylinder 3 is connected to the sealing part 31, the axial center of the cylinder body 32 is provided with the rotating shaft positioning hole a, and the plastic cylinder 3, the sealing part 31 and the cylinder body 32 are integrally injection molded.
A reinforcing tapered protrusion is provided at the junction of the closing portion 31 and the cylindrical body 32.
In addition, as shown in fig. 3 and 5, the fan housing 1 and the annular positioning ring 6 are connected by a plurality of circumferentially distributed connecting ribs 63. The blower housing 1, the annular positioning ring 6 and the connecting ribs 63 are connected into an integral structure and are made of aluminum alloy materials through casting.
The annular stator body 2 is connected with a lead wire radially penetrating from the plastic cylinder 3, a lead wire coating part 33 capable of coating the lead wire is arranged on the outer wall of the plastic cylinder 3, and the plastic cylinder 3 and the lead wire coating part 33 are connected into an integrated structure. The positioning groove 64 for placing the lead cladding part 33 is arranged on any connecting rib 63, a through hole communicated with the outer end of the positioning groove 64 is arranged on the fan outer frame 1, the outer end of the lead cladding part 33 extends out of the outer end of the through hole, and the inner end of the positioning groove 64 is communicated with a notch on the annular positioning ring 6, so that the arrangement of leads is facilitated.
In addition, the connection part of the remaining connecting ribs 63 and the annular positioning ring 6 is respectively provided with a decompression groove 65, the annular positioning ring 6 is cut into a plurality of circular arc sections by the decompression groove and the notch, and the middle part of each circular arc section is respectively provided with a buckling hole 61.
The provision of relief groove 65, which may further enhance the radially outward expansion performance during assembly, avoids crush injury and damage to the components.
The groove width of the pressure reducing groove 65 is smaller than the width of the positioning groove 64.
Next, the outer ends of the pressure reducing grooves 65 extend to the middle of the connecting rib 63.
Further, a chamfer 66 is provided at the outer end of the annular retainer ring 6.
Example two
As shown in fig. 6, the structure and principle of the present embodiment are basically the same as those of the first embodiment, and are not described herein, except that: a closing part 31 is connected to one end of the inner wall of the plastic tube 3. A cylindrical body 32 positioned at the axial center of the annular stator body 2 is connected to the closing portion 31, and the axial center of the cylindrical body 32 has the above-described rotation shaft positioning hole a. And the plastic cylinder 3, the closing part 31 and the cylindrical body 32 are connected into an integral structure.
Example III
As shown in fig. 7, the structure and principle of the present embodiment are basically the same as those of the first embodiment, and are not described herein, except that: a motor rotor 51 inserted into the annular stator body 2 is provided in the fan impeller 5.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms such as the blower housing 1, the annular stator body 2, the plastic cylinder 3, the closing portion 31, the cylindrical body 32, the lead wire covering portion 33, the male buckle 34, the outer positioning step 35, the rotation shaft 4, the blower wheel 5, the motor rotor 51, the annular positioning ring 6, the buckle hole 61, the inner positioning step 62, the connection rib 63, the positioning groove 64, the rotation shaft positioning hole a, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (8)
1. The utility model provides an easy equipment fan, includes fans outside frame (1), installs annular stator body (2) in fans outside frame (1), wears to be equipped with in annular stator body (2) and rotate pivot (4) of being connected with annular stator body (2), be connected with fan impeller (5) on pivot (4), be equipped with in fan impeller (5) cover in annular stator body (2) periphery or insert motor rotor (51) in annular stator body (2), characterized in that, this fan still includes plastic drum (3) and the axial center of plastic drum (3) has pivot locating hole (a) that are used for supplying installation pivot (4) to pass, plastic drum (3) through injection molding and with annular stator body (2) built in inside plastic drum (3), pivot (4) insert in pivot locating hole (a) and pivot locating hole (a) rotate and be connected, plastic drum (3) and fans outside frame (1) between link to each other through buckle connection structure, buckle connection structure including setting up in annular drum (3) and a plurality of protruding ring (34) are equipped with on protruding ring (6) of being equipped with one-to-one and-to-one detain in annular (6) on protruding ring (6), the convex buckle (34) is buckled in the buckle hole (61), and bearing mounting steps are respectively arranged at two ends of the rotating shaft positioning hole (a).
2. The fan according to claim 1, wherein one end of the inner wall of the plastic cylinder (3) is connected with a sealing part (31), a cylindrical body (32) located at the axial center of the annular stator body (2) is connected to the sealing part (31), and the axial center of the cylindrical body (32) is provided with the rotating shaft positioning hole (a).
3. The fan according to claim 1, wherein the plastic tube (3), the closing part (31) and the tubular body (32) are connected as a unitary structure.
4. The fan easy to assemble according to claim 1, characterized in that the annular stator body (2) is connected with a lead wire penetrating out from the plastic cylinder (3) in the radial direction, a lead wire coating part (33) capable of coating the lead wire is arranged on the outer wall of the plastic cylinder (3), and the plastic cylinder (3) and the lead wire coating part (33) are connected into an integrated structure.
5. The fan easy to assemble according to claim 1, characterized in that the annular positioning ring (6) is provided with an inner positioning step (62), and one end of the plastic cylinder (3) is provided with an outer positioning step (35) which is mutually matched with the inner positioning step (62).
6. The fan according to claim 5, wherein the plastic cylinder (3) has a sealing portion (31) on an inner wall of one end provided with an outer positioning step (35), a cylindrical body (32) located at an axial center of the plastic cylinder (3) is connected to the sealing portion (31), the axial center of the cylindrical body (32) is provided with the rotating shaft positioning hole (a), and the plastic cylinder (3), the sealing portion (31) and the cylindrical body (32) are integrally injection molded.
7. The fan easy to assemble according to claim 1, characterized in that the fan outer frame (1) and the annular positioning ring (6) are connected by a plurality of circumferentially distributed connecting ribs (63).
8. The fan easy to assemble according to claim 7, characterized in that the annular stator body (2) is connected with a lead wire penetrating out of the plastic cylinder (3) in the radial direction, a lead wire coating part (33) capable of coating the lead wire is arranged on the outer wall of the plastic cylinder (3), and the plastic cylinder (3) and the lead wire coating part (33) are connected into an integral structure; a positioning groove (64) for placing the lead cladding part (33) is arranged on any connecting rib (63), a through hole communicated with the outer end of the positioning groove (64) is arranged on the fan outer frame (1), and the outer end of the lead cladding part (33) extends out of the outer end of the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710357173.2A CN107181334B (en) | 2017-05-19 | 2017-05-19 | Fan stator and fan thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710357173.2A CN107181334B (en) | 2017-05-19 | 2017-05-19 | Fan stator and fan thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107181334A CN107181334A (en) | 2017-09-19 |
| CN107181334B true CN107181334B (en) | 2023-07-28 |
Family
ID=59832377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710357173.2A Active CN107181334B (en) | 2017-05-19 | 2017-05-19 | Fan stator and fan thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107181334B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11884128B2 (en) | 2017-12-18 | 2024-01-30 | Carrier Corporation | Fan stator construction to minimize axial depth |
| CN110071591B (en) * | 2019-04-22 | 2024-04-12 | 深圳兴奇宏科技有限公司 | Waterproof structure of fan |
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| JP5963885B2 (en) * | 2012-12-28 | 2016-08-03 | 三菱電機株式会社 | Electric motor, pump, and method of manufacturing electric motor |
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2017
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101493098A (en) * | 2008-01-21 | 2009-07-29 | Lg电子株式会社 | Fan assembly |
| CN201190677Y (en) * | 2008-04-28 | 2009-02-04 | 宝安区龙华凯美电机厂 | Waterproof type radiator fan |
| JP2009278700A (en) * | 2008-05-12 | 2009-11-26 | Panasonic Electric Works Co Ltd | Motor integrated pump |
| CN102483074A (en) * | 2009-08-17 | 2012-05-30 | 阿莫泰克有限公司 | Water pump motor, and water pump using same |
| CN204733056U (en) * | 2015-06-15 | 2015-10-28 | 中山大洋电机股份有限公司 | The blower fan of a kind of DC brushless outer rotor motor and application thereof |
| CN206698033U (en) * | 2017-05-19 | 2017-12-01 | 嘉善卡固电气设备有限公司 | Fan stator and its blower fan |
Also Published As
| Publication number | Publication date |
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| CN107181334A (en) | 2017-09-19 |
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