CN205533409U - Heat dissipation formula fan wheel - Google Patents
Heat dissipation formula fan wheel Download PDFInfo
- Publication number
- CN205533409U CN205533409U CN201620359980.9U CN201620359980U CN205533409U CN 205533409 U CN205533409 U CN 205533409U CN 201620359980 U CN201620359980 U CN 201620359980U CN 205533409 U CN205533409 U CN 205533409U
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- CN
- China
- Prior art keywords
- connecting cylinder
- heat dissipation
- positioning tube
- draught fan
- dissipation type
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Abstract
The utility model provides a heat dissipation formula fan wheel belongs to mechanical technical field. It has been solved prior art and has had the problem that the radiating effect is not good. This heat dissipation formula fan wheel includes A disc -shaped's body, the body center has the connecting cylinder that is the tube -shape, the body is close to the lateral part of locating in its border and has a plurality of blades, have in the connecting cylinder and be used for the connecting portion associative with the motor, have on the above -mentioned connecting cylinder and to locate the wind -guiding structure in the leading -in connecting cylinder of air current with the blade. This heat dissipation formula fan wheel can effectually dispel the heat to the motor.
Description
Technical field
This utility model belongs to field of mechanical technique, relates to a kind of heat dissipation type draught fan impeller.
Background technology
Heat dissipation type draught fan impeller is the strength member in blower fan, existing heat dissipation type blower fan leaf
Wheel is typically monolithic construction.Although, existing heat dissipation type fan impeller structure is simple,
But, its bonding strength of itself and associated electric motor is the highest.And, after blower fan uses for a long time
It is serious that the motor feels hot, affects the stability of whole blower fan.
Chinese patent its publication number CN202597234U discloses a kind of vacuum cleaner electric wind
The split type blade wheel structure of machine, belongs to electric fan technical field.Including being arranged on electric fan
End cap on lower determine impeller, lower determine to be equipped with movable vane wheel above impeller, on movable vane wheel
Side is equipped with and determines impeller, upper determines impeller, lower determine impeller two-piece unit and be connected.
The split type blade wheel structure of above-mentioned a kind of vacuum cleaner electric fan, employing is determined impeller, under
Determine the structure that impeller split coordinates, the end face of movable vane wheel is covered, effectively reduce dynamic
When impeller rotates, air outlet periphery produces eddy current and movable vane is taken turns the shadow that whole work efficiency causes
Ring, and vacuum and the output of electric fan can be improved.
It can be seen that above-mentioned impeller is easy to maintenance, low cost, vibration are little, effectively carry
Combination property, the qualities such as the work efficiency of high electric fan and service life.But, as
Serious problem that what solves that the motor feels hot, again without providing concrete solution in above-mentioned patent
Certainly scheme.
Other heat dissipation type draught fan impeller existing the most all also exists similar problem.
Summary of the invention
The purpose of this utility model is the problems referred to above existed for prior art, it is provided that one
Plant the heat dissipation type draught fan impeller that can improve motor radiating performance.
The purpose of this utility model can be realized by following technical proposal:
A kind of heat dissipation type draught fan impeller, including body in the form of annular discs, it is characterised in that
Described body central has tubular connecting cylinder, and described body is close to its edge
Sidepiece has some blades, has for the connecting portion with associated electric motor in described connecting cylinder,
Have on above-mentioned connecting cylinder and air-flow at blade can be imported the air guide structure in connecting cylinder.
What this heat dissipation type draught fan impeller was creative arranges air guide structure in connecting cylinder, has
In use, during wheel rotation, air-flow can enter the blower fan of this impeller along air guide structure
Enter at motor.
Even if it can be seen that this heat dissipation type draught fan impeller uses for a long time, at air guide structure
Effect under blower fan also can effectively be dispelled the heat, its stability is higher.
In above-mentioned heat dissipation type draught fan impeller, described connecting cylinder outer end is closed, connecting cylinder
Interior end opening, the inner of described connecting cylinder and body flush.
In above-mentioned heat dissipation type draught fan impeller, also have one in described connecting cylinder in tubular
Positioning tube, described positioning tube the inner has the gear edge protruded to its interior annular, described
Gear edge is resisted against the bottom in connecting cylinder outer end, above-mentioned positioning tube outer end and connecting cylinder outer end
Flush.
In above-mentioned heat dissipation type draught fan impeller, described gear is along contacting with connecting cylinder face.
Owing to having installing space inside connecting cylinder, therefore positioning tube can be stable with connecting cylinder
Link together.Meanwhile, gear contacts, along with the face formed between connecting cylinder, the company of being avoided that
Connect cylinder to be hurt.
And, gear is along improving the handling simplicity between connecting cylinder and positioning tube, also
That is, put in place as long as gear is i.e. installed along the inside being resisted against connecting cylinder outer end.
In above-mentioned heat dissipation type draught fan impeller, described positioning tube is flexible material.
In above-mentioned heat dissipation type draught fan impeller, described positioning tube is elastomeric material.
Alternatively scheme, in above-mentioned heat dissipation type draught fan impeller, described determines
Position cylinder is silica gel material.
The positioning tube of flexible material is avoided that motor and connecting cylinder rigid contact.
In above-mentioned heat dissipation type draught fan impeller, described air guide structure includes outside connecting cylinder
Through hole one at end, has ventilation gap between described positioning tube and connecting cylinder, described fixed
Position cylinder on there is the through hole two run through, above-mentioned through hole one and through hole two all with ventilation gap phase
Logical.
Air-flow via through holes one successively, ventilation gap and through hole two enter at motor, thus have
Effect motor is dispelled the heat.
In above-mentioned heat dissipation type draught fan impeller, there is outside described positioning tube propping up of protrusion
Support muscle, described brace rod is connected inside cylinder.
Protrude brace rod can be stable between connecting cylinder and positioning tube formation ventilation cell
Gap.
In above-mentioned heat dissipation type draught fan impeller, described brace rod axially sets along positioning tube
Put.
In above-mentioned heat dissipation type draught fan impeller, described brace rod and positioning tube are integral type
The quantity of structure and brace rod is some, and above-mentioned brace rod is uniform along positioning tube circumference.
Along its compact conformation of bar shaped brace rod that positioning tube is axially arranged, and ensure that whole
Individual positioning tube has enough intensity.
In above-mentioned heat dissipation type draught fan impeller, described connecting portion is in connecting cylinder outer end
Connecting hole at the heart, the rotating shaft of motor can be connected in connection hole, described company by welding
The edge connecing an outer end has the chamfering of inclination, and described air guide structure includes in cylinder
The positioning tube of shape, has the supporting construction for supporting motor, institute inside described positioning tube
State and between supporting construction and motor, form a wind-guiding gap, have at the chamfering of above-mentioned connecting cylinder
The air vent run through and air vent is had to communicate with wind-guiding gap.
Can make at the entrance motor of steady air current by wind-guiding gap, motor can be dispelled the heat,
Improve the blower fan stability in use with this impeller.
In above-mentioned heat dissipation type draught fan impeller, the inner of described positioning tube has in it
The gear edge that side ring shape is protruded, described gear is along being resisted against the bottom in connecting cylinder outer end, described
The outer end of positioning tube and body flush.
Gear contacts along with connecting cylinder formation face, improves both connective stabilities.And,
When positioning tube is installed with connecting cylinder, it also functions to position the signal put in place.
In above-mentioned heat dissipation type draught fan impeller, described gear edge is integral type with positioning tube
Structure.
In above-mentioned heat dissipation type draught fan impeller, described gear edge has and above-mentioned air vent
Just to air guide hole.
Air-flow enters at motor through air vent, air guide hole successively, stably dissipates motor
Heat.
In above-mentioned heat dissipation type draught fan impeller, the quantity of described air vent be several and
Along the connecting cylinder uniform setting of circumference.
Multiple air vents can be effectively improved radiating effect.
In above-mentioned heat dissipation type draught fan impeller, there is inside described positioning tube the convex of protrusion
Block, above-mentioned projection can be resisted against outside motor.
Arranging of projection can form stable wind-guiding gap between positioning tube and motor.
In above-mentioned heat dissipation type draught fan impeller, described projection is flexible material.
In above-mentioned heat dissipation type draught fan impeller, described projection is bonded in location by glue
Inside Tong.
Flexible projection is avoided that and motor rigid contact, but also plays certain damping
Effect.
In above-mentioned heat dissipation type draught fan impeller, pass through between described positioning tube and connecting cylinder
Tight fit is fixedly connected with.
In above-mentioned heat dissipation type draught fan impeller, have between described positioning tube and connecting cylinder
Packing ring.
Stable tight fit can be formed between positioning tube and connecting cylinder even under the effect of packing ring
Connect.
Compared with prior art, this heat dissipation type draught fan impeller due to connecting cylinder and motor it
Between there is gap, can air-flow be imported at blower fan by this gap, blower fan is stably dispelled the heat,
Improve the stability in use of this heat dissipation type draught fan impeller.
Meanwhile, connecting cylinder is that face contacts with the gear edge of positioning tube, and therefore both connect steady
Qualitative height, has the highest practical value.
It addition, be also avoided that under the effect of positioning tube motor directly contacts with connecting cylinder,
Flexible positioning tube can also play certain cushioning effect.
Accompanying drawing explanation
Fig. 1 is the perspective view of this heat dissipation type draught fan impeller.
Fig. 2 is the perspective view of this heat dissipation type draught fan impeller other direction.
Fig. 3 is the sectional structure schematic diagram of this heat dissipation type draught fan impeller.
Fig. 4 be this heat dissipation type draught fan impeller look up structural formula schematic diagram.
Fig. 5 is the section view signal of another one air guide structure in this heat dissipation type draught fan impeller
Figure.
In figure, 1, body；2, connecting cylinder；2a, through hole one；2b, chamfering；2b1、
Air vent；3, blade；4, positioning tube；4a, gear edge；4a1, air guide hole；4b, logical
Hole two；4c, brace rod；5, ventilation gap；6, projection；7, packing ring.
Detailed description of the invention
As shown in Fig. 1 and Fig. 2 and Fig. 3 and Fig. 4 and Fig. 5, this heat dissipation type draught fan impeller
Including body 1 in the form of annular discs, described body 1 center has tubular connecting cylinder 2,
Described body 1 has some blades 3, described connecting cylinder 2 close to the sidepiece of its edge
Inside have that have on the connecting portion with associated electric motor, above-mentioned connecting cylinder 2 can be by blade
Air guide structure in air-flow imports connecting cylinder 2 at 3.
Described connecting cylinder 2 outer end is closed, end opening in connecting cylinder 2, described connecting cylinder 2
The inner and body 1 flush.
Also there is in described connecting cylinder 2 a tubular positioning tube 4, described positioning tube 4
The inner has the gear protruded to its interior annular along 4a, and described gear is resisted against connection along 4a
Bottom in cylinder 2 outer ends, above-mentioned positioning tube 4 outer end and connecting cylinder 2 outer end flush.
Described gear contacts along 4a with connecting cylinder 2.
Described positioning tube 4 is flexible material.
Described positioning tube 4 is elastomeric material, according to practical situation, described positioning tube
4 for silica gel material be also feasible.
Described air guide structure includes through hole one 2a at connecting cylinder 2 outer end, described location
Between cylinder 4 and connecting cylinder 2, there is ventilation gap 5, described positioning tube 4 has and runs through
Through hole two 4b, above-mentioned through hole one 2a and through hole two 4b all communicate with ventilation gap 5.
There is outside described positioning tube 4 the brace rod 4c of protrusion, described brace rod 4c support
Inside connecting cylinder 2.
Described brace rod 4c is axially arranged along positioning tube 4.
Described brace rod 4c and positioning tube 4 are the quantity of integral type structure and brace rod 4c
For some, above-mentioned brace rod 4c is uniform along positioning tube 4 circumference.
Described connecting portion is the connecting hole of center, connecting cylinder 2 outer end, the rotating shaft of motor
Can be connected in connection hole by welding, the edge of described connecting cylinder 2 outer end has inclines
Oblique chamfering 2b, described air guide structure includes positioning tube 4 cylindrically, described fixed
Inside the cylinder 4 of position, there is the supporting construction for supporting motor, described supporting construction and motor
Between form a wind-guiding gap, at chamfering 2b of above-mentioned connecting cylinder 2, there is the ventilation run through
Hole 2b1 and air vent 2b1 communicate with wind-guiding gap.
The inner of described positioning tube 4 has the gear protruded to its interior annular along 4a, described
Keep off and be resisted against the bottom in connecting cylinder 2 outer end, the outer end of described positioning tube 2 and basis along 4a
Body 1 flush.
Described gear is integral type structure along 4a and positioning tube 4.
Described gear have along 4a with above-mentioned air vent 2b1 just to air guide hole 4a1.
The quantity of described air vent 2b1 be several and along the circumferential uniform setting of connecting cylinder 2.
Having the projection 6 of protrusion inside described positioning tube 4, above-mentioned projection 6 can be resisted against
Outside motor.
Described projection 6 is flexible material.
Described projection 6 is bonded in inside positioning tube 4 by glue.
It is fixedly connected with by tight fit between described positioning tube 4 and connecting cylinder 2.
Between described positioning tube 4 and connecting cylinder 2, there is packing ring 7.
What this heat dissipation type draught fan impeller was creative arranges air guide structure in connecting cylinder 2, tool
Having the blower fan of this impeller in use, during wheel rotation, air-flow can be along air guide structure
Enter at motor.
Even if it can be seen that this heat dissipation type draught fan impeller uses for a long time, at air guide structure
Effect under blower fan also can effectively be dispelled the heat, its stability is higher.
Claims (10)
1. a heat dissipation type draught fan impeller, including body in the form of annular discs, it is characterised in that
Described body central has tubular connecting cylinder, and described body is close to its edge
Sidepiece has some blades, has for the connecting portion with associated electric motor in described connecting cylinder,
Have on above-mentioned connecting cylinder and air-flow at blade can be imported the air guide structure in connecting cylinder, institute
State connecting cylinder outer end to close, end opening in connecting cylinder, the inner of described connecting cylinder and body
Flush, described connecting portion is the connecting hole of center, connecting cylinder outer end, turning of motor
Axle can be connected in connection hole by welding, and the edge of described connecting cylinder outer end has inclines
Oblique chamfering, described air guide structure includes positioning tube cylindrically, described positioning tube
Inner side has the supporting construction for supporting motor, shape between described supporting construction and motor
Become a wind-guiding gap, there is at the chamfering of above-mentioned connecting cylinder the air vent run through and air vent
Communicate with wind-guiding gap.
Heat dissipation type draught fan impeller the most according to claim 1, it is characterised in that institute
The inner stating positioning tube has the gear edge protruded to its interior annular, and described gear is along being resisted against
Bottom in connecting cylinder outer end, the outer end of described positioning tube and body flush.
Heat dissipation type draught fan impeller the most according to claim 2, it is characterised in that institute
The gear edge stated is integral type structure with positioning tube.
Heat dissipation type draught fan impeller the most according to claim 3, it is characterised in that institute
State gear along above have with above-mentioned air vent just to air guide hole.
Heat dissipation type draught fan impeller the most according to claim 3, it is characterised in that institute
State the quantity of air vent be several and along the connecting cylinder uniform setting of circumference.
Heat dissipation type draught fan impeller the most according to claim 3, it is characterised in that institute
Stating the projection inside positioning tube with protrusion, above-mentioned projection can be resisted against outside motor.
Heat dissipation type draught fan impeller the most according to claim 6, it is characterised in that institute
The projection stated is flexible material.
Heat dissipation type draught fan impeller the most according to claim 6, it is characterised in that institute
State projection to be bonded in inside positioning tube by glue.
Heat dissipation type draught fan impeller the most according to claim 1, it is characterised in that institute
State and be fixedly connected with by tight fit between positioning tube and connecting cylinder.
Heat dissipation type draught fan impeller the most according to claim 9, it is characterised in that
Between described positioning tube and connecting cylinder, there is packing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620359980.9U CN205533409U (en) | 2016-04-26 | 2016-04-26 | Heat dissipation formula fan wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620359980.9U CN205533409U (en) | 2016-04-26 | 2016-04-26 | Heat dissipation formula fan wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205533409U true CN205533409U (en) | 2016-08-31 |
Family
ID=56797474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620359980.9U Active CN205533409U (en) | 2016-04-26 | 2016-04-26 | Heat dissipation formula fan wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205533409U (en) |
-
2016
- 2016-04-26 CN CN201620359980.9U patent/CN205533409U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314113 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: 314113 Building 1 and 2, No. 11, Kapa Road, Dayun Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee before: JIASHAN KAKU ELECTRICAL EQUIPMENT Co.,Ltd. |