CN206698033U - Fan stator and its blower fan - Google Patents
Fan stator and its blower fan Download PDFInfo
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- CN206698033U CN206698033U CN201720567788.3U CN201720567788U CN206698033U CN 206698033 U CN206698033 U CN 206698033U CN 201720567788 U CN201720567788 U CN 201720567788U CN 206698033 U CN206698033 U CN 206698033U
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- fan
- rotating shaft
- cylinder
- plasticity
- plasticity cylinder
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Abstract
The utility model belongs to blower fan technical field, more particularly to a kind of fan stator and its blower fan.It solves the technical problems such as prior art production efficiency is low.This fan stator includes annular stator body, and this stator also includes plasticity cylinder and the axial centre of plasticity cylinder has the rotating shaft positioning hole for being used for passing through for installation rotating shaft, and described plasticity cylinder is by being injection moulded and described annular stator body being mounted in inside plasticity cylinder.The utility model has the advantage of：Production efficiency and it can reduce manufacturing cost.
Description
Technical field
The utility model belongs to blower fan technical field, more particularly to a kind of fan stator and its blower fan.
Background technology
Blower fan is widely used in industry and life.
Current blower fan, its structure include fan outer frame, are provided with rotating shaft fixed cylinder in fan outer frame, in rotating shaft fixed cylinder
Rotating shaft and the rotor being connected in rotating shaft are equipped with, there is stator on fan outer frame.In order to improve the performance of blower fan,
There is inventor to devise the structure of stator coated insulation layer, it has the advantages that dustproof and waterproof and explosion-proof etc., still, this knot
The fan stator and blower fan of structure at least have the disadvantage that：
1st, rotating shaft fixed cylinder its be subsequent installation on fan outer frame, complex installation process and reduce assembly precision.
2nd, manufacturing cost is higher and production efficiency is relatively low.
3rd, by some mode connects for screw between the stator and fan outer frame of blower fan, it is not easily assembled and packaging efficiency is relatively low.
For example, Chinese patent literature discloses a kind of dust-proof outer rotor blower fan [application number：201220414101.X], including
Casing with chimb, is provided with installing plate on casing, and aluminum frame, aluminium are provided with by pad and screw on described installing plate
Outer rotor is provided with by stator winding and terminal plate on support, fan blade is installed on outer rotor；Described aluminum frame and wiring
Felt pad is installed between plate；It is provided between described aluminum frame and outer rotor by axle card, adjust pad and butterfly pad
Bearing；Dustproof plastic lid is installed on described stator winding；Described outer rotor and fan blade are arranged in casing；The program
Beneficial effect：Practicality, production cost is low, easy for installation, is used suitable for the radiating in plant equipment, and good heat dissipation effect is dust-proof
Effect is good, extends the service life of product.
Although above-mentioned scheme has the advantages of many above, above-mentioned scheme does not solve above-mentioned skill thoroughly
Art problem, therefore, urgent need design is a can to solve the fan stator and blower fan of above-mentioned technical problem.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of production efficiency and can reduce manufacturing cost
Fan stator.
Another purpose of the present utility model be in view of the above-mentioned problems, provide it is a kind of design more rationally and be easily assembled to
Blower fan.
To reach above-mentioned purpose, the utility model employs following technical proposal：This fan stator includes annular stator body,
This stator also includes plasticity cylinder and the axial centre of plasticity cylinder has the rotating shaft positioning hole for being used for passing through for installation rotating shaft, described
Plasticity cylinder is by being injection moulded and described annular stator body being mounted in inside plasticity cylinder.
Rotating shaft positioning hole plays two effects passed through for rotating shaft with fixed rotating shaft, i.e. avoids and is set on fan outer frame
Rotating shaft fixed cylinder is put so as to cause the phenomenon of low production efficiency.
The plasticity cylinder of setting and the structure of rotating shaft positioning hole, it can not only improve overall structural strength, but also can
To improve production efficiency, manufacturing cost is virtually reduced.
Alternatively scheme, in above-mentioned fan stator, described plasticity cylinder one end is connected with closure, is sealing
The cylindrical body positioned at annular stator body axial centre is connected with closing part, and cylindrical body axial centre has above-mentioned rotating shaft positioning
Hole.
Set at one end its can reduce manufacturing cost and be inserted for follow-up rotor.
In above-mentioned fan stator, described plasticity cylinder, closure and cylindrical body are connected as a single entity structure.
The integral structure of setting, it can greatly improve production efficiency.
In above-mentioned fan stator, it is connected with described annular stator body from plasticity barrel dliameter to the lead passed,
Plasticity drum outer wall is provided with the lead covering portion that can coat lead, and described plasticity cylinder and lead covering portion are connected as a single entity formula
Structure；The cam of some circle distributions is provided with the outer wall of plasticity cylinder.
It can coat lead to form rigid wire structures the lead covering portion of setting, can greatly improve follow-up assembling
Efficiency, while wiring efficiency can also be improved.
In above-mentioned fan stator, the junction of described closure and cylindrical body, which is provided with, strengthens boss.
In above-mentioned fan stator, described rotating shaft positioning hole both ends are respectively equipped with bearing installation step.
Originally blower fan, including fan outer frame are easily assembled, annular stator body is installed in fan outer frame, in annular stator body
The rotating shaft with the rotation connection of annular stator body is equipped with, draught fan impeller is connected with rotating shaft, is provided with and is enclosed in draught fan impeller
Annular stator body periphery or the rotor inserted in annular stator body, this blower fan also include in plasticity cylinder and the axial direction of plasticity cylinder
The heart has the rotating shaft positioning hole for being used for passing through for installation rotating shaft, and described plasticity cylinder is by being injection moulded and determining described annular
Daughter is mounted in inside plasticity cylinder, and described rotating shaft is inserted in rotating shaft positioning hole and rotating shaft is rotatablely connected with rotating shaft positioning hole, institute
It is connected between the plasticity cylinder and fan outer frame stated by buckle-type attachment structure.
The buckle-type attachment structure of setting, it can improve packaging efficiency, while can also be easy to follow-up dismounting, avoid
The phenomenon that just can be removably mounted without bottle opener etc. instrument.
In above-mentioned blower fan, described buckle-type attachment structure includes some cams for being arranged on plasticity drum outer wall,
The inwall of fan outer frame is connected with ring positioning ring, is detained correspondingly with described cam provided with some in ring positioning ring
Hole, described cam are buckled in button hole.
Certainly, cam here can be arranged on ring positioning ring inwall, and button hole can be arranged on plasticity drum outer wall.
Prioritization scheme, the cam even circumferential distribution of the present embodiment, the distribution of button hole even circumferential, it can make in order to mold
Make, at the same time it can also improve packaging efficiency.
In above-mentioned blower fan, described ring positioning ring is provided with interior positioning step, one end of plasticity cylinder be provided with
The outer positioning step that described interior positioning step is mutually matched.
The positioning step of setting, it can improve the stability of structure after assembling.
In above-mentioned blower fan, one end inwall that described plasticity cylinder is provided with outer positioning step has closure, is closing
Be connected with portion has above-mentioned rotating shaft positioning positioned at the cylindrical body of plasticity cylinder axial centre and described cylindrical body axial centre
Hole, described described plasticity cylinder, closure and cylindrical body integral injection molding.
It can improve the structural stability of cylindrical body to the closure of setting, also just further increase the steady of axis of rotation
It is qualitative, while also further improve the structural strength of plasticity cylinder.
In above-mentioned blower fan, pass through the dowel of some circle distributions between described fan outer frame and ring positioning ring
Connection.
Fan outer frame, ring positioning ring and the dowel of setting are connected as a single entity structure, meanwhile, dowel is circumferentially uniform
Distribution.
In above-mentioned blower fan, it is connected with described annular stator body from plasticity barrel dliameter to the lead passed, in plasticity
Drum outer wall is provided with the lead covering portion that can coat lead, and described plasticity cylinder and lead covering portion are connected as a single entity formula knot
Structure.
In above-mentioned blower fan, the locating slot for supplying described lead covering portion to insert is provided with any one dowel,
The through hole connected with described locating slot outer end is provided with fan outer frame, described lead covering portion outer end extend out to through hole
Outside outer end.
The structure of the locating slot combination through hole of setting, it can improve packaging efficiency, meanwhile, also improve the cloth after assembling
Line stabilization.
Compared with prior art, this fan stator and its it is the advantages of blower fan：
1st, it is more reasonable to design, and rotating shaft positioning hole plays two effects passed through for rotating shaft with fixed rotating shaft, i.e. avoids
Rotating shaft fixed cylinder is set to cause the phenomenon of low production efficiency on fan outer frame.The plasticity cylinder of setting and the knot of rotating shaft positioning hole
Structure, it can not only improve overall structural strength, but also can improve production efficiency, virtually reduce the manufacturing into
This.
2nd, it is simple in construction and easily fabricated.
3rd, the buckle-type attachment structure set, it can improve packaging efficiency, while can also be easy to follow-up dismounting.
Brief description of the drawings
Fig. 1 is structural representation provided by the utility model.
Fig. 2 is A-A in Fig. 1 to cross section structure diagram.
Fig. 3 is configuration schematic diagram provided by the utility model.
Fig. 4 is plasticity barrel structure schematic diagram provided by the utility model.
Fig. 5 is fan outer frame structural representation provided by the utility model.
Fig. 6 is the structural representation of embodiment two provided by the utility model.
Fig. 7 is the structural representation of embodiment three provided by the utility model.
Fig. 8 is fan impeller structure schematic diagram provided by the utility model.
It is fan outer frame 1, annular stator body 2, plasticity cylinder 3, closure 31, cylindrical body 32, lead covering portion 33, convex in figure
Button 34, outer positioning step 35, rotating shaft 4, draught fan impeller 5, rotor 51, ring positioning ring 6, button hole 61, interior positioning step 62,
Dowel 63, locating slot 64, rotating shaft positioning hole a.
Embodiment
It is the specific embodiment of utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in Figure 3-4, this fan stator includes annular stator body 2 and plasticity cylinder 3, and described plasticity cylinder 3 passes through injection
It is molded and described annular stator body 2 is mounted in inside plasticity cylinder 3, by injection moulding, it not only increases production efficiency,
But also overall structural strength can be improved, secondly, also reduce manufacturing cost.
In addition, the plasticity cylinder 3 set its can play the effect of good dustproof and waterproof.
There is the rotating shaft positioning hole a for being used for passing through for installation rotating shaft 4 in the axial centre of plasticity cylinder 3.In rotating shaft positioning hole a
Both ends be respectively equipped with bearing installation step.
Secondly, it is individually directed angle at rotating shaft positioning hole a both ends.
The lead passed from the radial direction of plasticity cylinder 3 is connected with annular stator body 2, being provided with the outer wall of plasticity cylinder 3 can
The lead covering portion 33 that lead is coated, described plasticity cylinder 3 are connected as a single entity structure with lead covering portion 33.
Further, in cam 34 of the outer wall provided with some circle distributions of plasticity cylinder 3.
The cam 34 of setting its can in order to assemble positioning.
In the fan stator of the present embodiment, rotating shaft positioning hole a is formed by being injected in plasticity cylinder 3, it is not only avoided
Follow-up assembling, and also improve production efficiency, it is ensured that overall assembly precision.
As Figure 1-3, being originally easily assembled blower fan includes fan outer frame 1, and annular stator body 2 is provided with fan outer frame 1,
The rotating shaft 4 being rotatablely connected with annular stator body 2 is equipped with annular stator body 2, draught fan impeller 5 is connected with rotating shaft 4,
It is provided with the rotor 51 for being enclosed on the periphery of annular stator body 2 in draught fan impeller 5, this blower fan also includes plasticity cylinder 3 and plasticity cylinder 3
Axial centre, which has, to be used for for the installation rotating shaft positioning hole a that passes through of rotating shaft 4, and described plasticity cylinder 3 is by injection moulding and by institute
The annular stator body 2 stated is mounted in inside plasticity cylinder 3.
Rotating shaft 4 is inserted in rotating shaft positioning hole a and rotating shaft 4 and rotating shaft positioning hole a is rotatablely connected, at the both ends of cylindrical body 32 point
Not She You circular orientation step and the bearing that is arranged on circular orientation step, bearing inner race is fixedly connected with rotating shaft 4, bearing
Outer ring is fixedly connected with circular orientation step, i.e. realizes rotation connection.
Secondly, as shown in figure 8, draught fan impeller 5 includes the housing 52 of open at one end, some circumference are circumferentially with housing
The blade 53 of distribution, the cylindrical body that axial line overlaps with housing axial line and is enclosed on the periphery of rotor 51 is provided with housing
54, annular space is formed between cylindrical body outer wall and the inwall of housing, the distribution of some even circumferentials is provided with annular space
Dowel block 55, the outer side edges of dowel block are connected with housing, and the inner side edge of dowel block is connected with cylindrical body outer wall.
A radiating chamber is formed between two pieces of adjacent dowel blocks.
The cylindrical body combination dowel block of setting, it can further improve the smooth-going and stably of the rotation of rotor 51
Property, simultaneously, additionally it is possible to overall structural strength is further improved, furthermore it is also possible to play good thermolysis.
The opening end of described housing is located on the outside of the outer end of cylindrical body.
In order to improve assembly and disassembly efficiency, as shown in Figure 3 and Figure 5, the plasticity cylinder 3 and fan outer frame of the present embodiment
It is connected between 1 by buckle-type attachment structure.Specifically, if the buckle-type attachment structure includes being arranged on the outer wall of plasticity cylinder 3
Dry cam 34, ring positioning ring 6 is connected with the inwall of fan outer frame 1, be provided with ring positioning ring 6 it is some with it is described convex
34 one-to-one button holes 61 are detained, described cam 34 is buckled in button hole 61.
Cam 34 is circularly and evenly distributed, and button hole 61 is circularly and evenly distributed.
Cam 34 is connected as a single entity structure with plasticity cylinder 3.Cam 34 has circumferential locking, axial locking and radiating etc. multiple
Effect.
Secondly, as shown in Figure 3 and Figure 5, interior positioning step 62 is provided with ring positioning ring 6, is set in one end of plasticity cylinder 3
There is the outer positioning step 35 being mutually matched with described interior positioning step 62.
Inclined plane is provided with the outside of one end of outer positioning step 35 in cam 34.
The inclined plane of setting its can further improve packaging efficiency.
As shown in fig. 6, there is closure 31 in one end inwall that plasticity cylinder 3 is provided with outer positioning step 35, in closure 31
On be connected with and positioned at the cylindrical body 32 of the axial centre of plasticity cylinder 3 and the described axial centre of cylindrical body 32 there is above-mentioned rotating shaft to determine
Position hole a, described described plasticity cylinder 3, closure 31 and the integral injection molding of cylindrical body 32.
It is provided with the junction of closure 31 and cylindrical body 32 and strengthens tapered protrusion.
In addition, as shown in Figure 3 and Figure 5, pass through the company of some circle distributions between fan outer frame 1 and ring positioning ring 6
Muscle 63 is connect to connect.Fan outer frame 1, ring positioning ring 6 and dowel 63 are connected as a single entity structure, and are poured into a mould and made by aluminum alloy materials
Into.
The lead passed from the radial direction of plasticity cylinder 3 is connected with annular stator body 2, being provided with the outer wall of plasticity cylinder 3 can
The lead covering portion 33 that lead is coated, described plasticity cylinder 3 are connected as a single entity structure with lead covering portion 33.At any one
Dowel 63 is provided with the locating slot 64 for supplying described lead covering portion 33 to insert, and is provided with fan outer frame 1 and determines with described
The through hole of the position outer end of groove 64 connection, the described outer end of lead covering portion 33 are extend out to outside the outer end of through hole, the inner of locating slot 64
Connected with the breach in ring positioning ring 6, be easy to the arrangement of lead.
In addition, be respectively equipped with relief groove 65 in the junction of remaining dowel 63 and ring positioning ring 6, and described subtract
Indent and breach cut ring positioning ring 6 in some arc sections, and a button hole 61 is respectively equipped with the middle part of each arc section.
The relief groove 65 of setting its assembling when, can further improve radial outward dilations performance, avoid part
Squeeze wound and damage.
The described groove width of relief groove 65 is less than the width of locating slot 64.
Secondly, the described outer end of relief groove 65 extends to the middle part of dowel 63.
In addition, it is provided with chamfering 66 in the outer end of ring positioning ring 6.
Embodiment two
As shown in fig. 6, the present embodiment is essentially identical with the structure and principle of embodiment one, Gu therefore not to repeat here, without
The same place is：Closure 31 is connected with the inwall one end of plasticity cylinder 3.It is connected with closure 31 positioned at annular stator
The cylindrical body 32 of the axial centre of body 2, and the axial centre of cylindrical body 32 has above-mentioned rotating shaft positioning hole a.And plasticity cylinder 3, closing
Portion 31 and cylindrical body 32 are connected as a single entity structure.
Embodiment three
As shown in fig. 7, the present embodiment is essentially identical with the structure and principle of embodiment one, Gu therefore not to repeat here, without
The same place is：The rotor 51 inserted in annular stator body 2 is provided with draught fan impeller 5.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although more used herein fan outer frame 1, annular stator body 2, plasticity cylinder 3, closure 31, cylindrical body 32,
Lead covering portion 33, cam 34, outer positioning step 35, rotating shaft 4, draught fan impeller 5, rotor 51, ring positioning ring 6, button hole
61st, the term such as interior positioning step 62, dowel 63, locating slot 64, rotating shaft positioning hole a, but be not precluded from using other terms
Possibility.It is used for the purpose of more easily describing and explaining essence of the present utility model using these terms；It is construed as
The additional limitation of any one is all disagreed with the utility model spirit.
Claims (10)
1. a kind of fan stator, including annular stator body (2), it is characterised in that this stator also includes plasticity cylinder (3) and plasticity cylinder
(3) axial centre has the rotating shaft positioning hole (a) for being used for passing through for installation rotating shaft (4), and described plasticity cylinder (3) passes through injection
It is molded and described annular stator body (2) is mounted in plasticity cylinder (3) inside.
2. fan stator according to claim 1, it is characterised in that described plasticity cylinder (3) inwall one end is connected with envelope
Closing part (31), the cylindrical body (32) positioned at annular stator body (2) axial centre, and cylindrical body are connected with closure (31)
(32) axial centre has above-mentioned rotating shaft positioning hole (a).
3. fan stator according to claim 2, it is characterised in that described plasticity cylinder (3), closure (31) and tubular
Body (32) is connected as a single entity structure.
4. fan stator according to claim 1, it is characterised in that be connected with described annular stator body (2) from modeling
Property cylinder (3) lead for radially passing, the lead covering portion (33) that lead can be coated, institute are provided with plasticity cylinder (3) outer wall
The plasticity cylinder (3) stated is connected as a single entity structure with lead covering portion (33)；Some circle distributions are provided with the outer wall of plasticity cylinder (3)
Cam (34), be respectively equipped with bearing installation step at rotating shaft positioning hole (a) both ends.
5. one kind is easily assembled blower fan, including fan outer frame (1), annular stator body (2) is installed in fan outer frame (1), in ring
The rotating shaft (4) with annular stator body (2) rotation connection is equipped with shape stator body (2), draught fan impeller is connected with rotating shaft (4)
(5) rotor for being enclosed on annular stator body (2) periphery or inserting in annular stator body (2), is provided with draught fan impeller (5)
(51), it is characterised in that this blower fan also includes plasticity cylinder (3) and the axial centre of plasticity cylinder (3) has for for installation rotating shaft
(4) the rotating shaft positioning hole (a) passed through, described plasticity cylinder (3) is by injection moulding and by described annular stator body (2) build-in
Internal in plasticity cylinder (3), described rotating shaft (4) is inserted in rotating shaft positioning hole (a) and rotating shaft (4) rotates with rotating shaft positioning hole (a)
Connection, is connected between described plasticity cylinder (3) and fan outer frame (1) by buckle-type attachment structure.
6. according to claim 5 be easily assembled blower fan, it is characterised in that described buckle-type attachment structure includes being arranged on
Some cams (34) of plasticity cylinder (3) outer wall, ring positioning ring (6) is connected with the inwall of fan outer frame (1), in circular orientation
Enclose (6) and be provided with the one-to-one button hole (61) of some and described cams (34), described cam (34) is buckled in button hole (61)
In.
7. according to claim 6 be easily assembled blower fan, it is characterised in that described ring positioning ring (6) is provided with default
Position step (62), the outer positioning step being mutually matched with described interior positioning step (62) is provided with one end of plasticity cylinder (3)
(35)。
8. according to claim 7 be easily assembled blower fan, it is characterised in that described plasticity cylinder (3) is provided with outer positioning step
(35) one end inwall has closure (31), and the tubular positioned at plasticity cylinder (3) axial centre is connected with closure (31)
Body (32) and described cylindrical body (32) axial centre have above-mentioned rotating shaft positioning hole (a), described described plasticity cylinder
(3), closure (31) and cylindrical body (32) integral injection molding.
9. according to claim 6 be easily assembled blower fan, it is characterised in that described fan outer frame (1) and ring positioning ring
(6) connected between by the dowel (63) of some circle distributions.
10. according to claim 9 be easily assembled blower fan, it is characterised in that be connected with described annular stator body (2) from
The lead that plasticity cylinder (3) radially passes, the lead covering portion (33) that lead can be coated is provided with plasticity cylinder (3) outer wall,
Described plasticity cylinder (3) is connected as a single entity structure with lead covering portion (33)；It is provided with any one dowel (63) and supplies institute
The locating slot (64) that the lead covering portion (33) stated is inserted, it is provided with and described locating slot (64) outer end on fan outer frame (1)
The through hole of connection, described lead covering portion (33) outer end are extend out to outside the outer end of through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720567788.3U CN206698033U (en) | 2017-05-19 | 2017-05-19 | Fan stator and its blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720567788.3U CN206698033U (en) | 2017-05-19 | 2017-05-19 | Fan stator and its blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206698033U true CN206698033U (en) | 2017-12-01 |
Family
ID=60448642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720567788.3U Active CN206698033U (en) | 2017-05-19 | 2017-05-19 | Fan stator and its blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206698033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107181334A (en) * | 2017-05-19 | 2017-09-19 | 嘉善卡固电气设备有限公司 | Fan stator and its blower fan |
-
2017
- 2017-05-19 CN CN201720567788.3U patent/CN206698033U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107181334A (en) * | 2017-05-19 | 2017-09-19 | 嘉善卡固电气设备有限公司 | Fan stator and its blower fan |
| CN107181334B (en) * | 2017-05-19 | 2023-07-28 | 嘉善卡固电气设备股份有限公司 | Fan stator and fan thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314100 Building 1 and 2, No. 11, Kapa Road, Dayun Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Jiashan kagu Electrical Equipment Co.,Ltd. Address before: 314100 Building 1 and 2, No. 11, Kapa Road, Dayun Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee before: JIASHAN KAKU ELECTRICAL EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |