CN106837866A - Noise-and-vibration-reduction impeller - Google Patents

Noise-and-vibration-reduction impeller Download PDF

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Publication number
CN106837866A
CN106837866A CN201611236714.8A CN201611236714A CN106837866A CN 106837866 A CN106837866 A CN 106837866A CN 201611236714 A CN201611236714 A CN 201611236714A CN 106837866 A CN106837866 A CN 106837866A
Authority
CN
China
Prior art keywords
group
guide vane
guide
noise
vibration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611236714.8A
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Chinese (zh)
Inventor
谢奇峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Zhuo Qi Electronic Technology Co Ltd
Original Assignee
Dongguan Zhuo Qi Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Zhuo Qi Electronic Technology Co Ltd filed Critical Dongguan Zhuo Qi Electronic Technology Co Ltd
Publication of CN106837866A publication Critical patent/CN106837866A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/30—Vanes
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F04D29/327—Rotors specially for elastic fluids for axial flow pumps for axial flow fans with non identical blades
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
    • F04D29/329—Details of the hub
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/34—Blade mountings
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/388—Blades characterised by construction
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • 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
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
    • 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Hydraulic Turbines (AREA)

Abstract

The invention discloses a kind of noise-and-vibration-reduction impeller, outer training wall, Inner guide wall, some guide vanes between the outer training wall and Inner guide wall, some guide vanes are divided into N groups, every group has M, N is more than or equal to 2, M is thick more than or equal to the leaf of guide vane described in every group in 2, the N groups guide vane and/or chamfering is different, and the N groups guide vane is staggered successively with a determining deviation.Compared with prior art, two groups or more guide vane is provided with impeller of the invention, every group of leaf of guide vane is thick and/or chamfering is different, and N*M guide vane in N groups is staggered successively with a determining deviation, so that the blade and/or chamfering of adjacent guide vanes are differed in impeller, will not be resonated between adjacent guide vanes, reduce the resonance of impeller, reduce noise.

Description

Noise-and-vibration-reduction impeller
Technical field
The present invention relates to impeller, more particularly to can noise-and-vibration-reduction impeller.
Background technology
In present fan, especially bladeless fan, wheel compresses air is generally used so as to produce wind-force.With reference to Chinese special Sharp CN201320169552.6, discloses a kind of impeller of bladeless fan, and it includes outer kuppe and Inner guide cover, Inner guide cover Outer wall on be formed with several blades, blade is pasted and fixed on outer training wall covered with Inner guide cover by outer water conservancy diversion On inwall.When this impeller makes, and in order to reduce noise, it is necessary to the total number of blade is arranged on into odd number, and is needed multiple Miscellaneous calculating will carry out corresponding angle design to blade, increase the design difficulty of blade, and the impeller being made cannot disappear completely Except resonance, noise is big.Therefore, it is badly in need of a kind of impeller that can be solved the above problems.
The content of the invention
It is an object of the invention to provide a kind of noise-and-vibration-reduction impeller, can be by the blade in impeller respectively in outer kuppe and interior Shaping, the depanning difficulty of impeller when reducing injection moulding are made on kuppe.
It is upper purposeful in order to realize, the invention discloses a kind of noise-and-vibration-reduction impeller, outer training wall, Inner guide wall, it is located at Some guide vanes between the outer training wall and Inner guide wall, some guide vanes are divided into N groups, and every group has M, N is thick more than or equal to the leaf of guide vane described in every group in 2, the N groups guide vane more than or equal to 2, M and/or chamfering is different, And the N groups guide vane is staggered successively with a determining deviation.
Compared with prior art, two groups or more guide vane, every group of water conservancy diversion are provided with impeller of the invention The leaf of blade is thick and/or chamfering is different, and N*M guide vane in N groups is staggered successively with a determining deviation so that impeller The blade and/or chamfering of middle adjacent guide vanes are differed, and will not be resonated between adjacent guide vanes, reduce impeller Resonance, reduces noise.
It is preferred that M is the odd number more than or equal to 3.The program causes that antithesis will not occur with group guide vane resonates, and enters one Step reduces the resonance of impeller, reduces noise.
It is preferred that some guide vanes include M first group of guide vane and M second group of guide vane, first The group guide vane is formed on the outer training wall with a determining deviation, and guide vane is formed with a determining deviation described in second group In on the Inner guide wall, the Inner guide cover and outer kuppe coordinate installation, so that guide vane and second described in first group The group guide vane is interspersed to form diversion air duct with a determining deviation.Compared with prior art, the leaf by impeller of the invention Piece is divided into two parts：First group of guide vane and second group of guide vane, by first group of guide vane on outer kuppe, the Two groups of guide vanes are located on Inner guide cover, the depanning difficulty of impeller when not only reducing injection moulding, especially in the present embodiment In when needing for two groups of blades to be set to nuance, be easy to depanning.
Specifically, guide vane described in first group is connected or inconsistent with the outer wall of the Inner guide cover, second group of institute Guide vane is stated to be connected or inconsistent with the inwall of the outer kuppe.
More preferably, the edge of guide vane described in second group is convexly equipped with the first holding section, on the inwall of the outer kuppe The first slot for being arranged with and being connected together with first holding section is provided with, the edge of guide vane is convexly equipped with described in first group Second holding section, the outer wall of the Inner guide cover is concavely provided with the second slot being connected together with second holding section.The One slot and the second slot can realize the ratcheting weakening of limb of second group of guide vane and first group of guide vane.
Specifically, first holding section and the second holding section are respectively and are convexly equipped in guide vane and first described in second group The raised line at the edge of group guide vane, first slot and the second slot are respectively recessed in the outer kuppe and interior Strip groove on kuppe.
Specifically, first holding section and the second holding section are respectively and are convexly equipped in guide vane and first described in second group Several salient points at the edge of group guide vane, first slot and the second slot are respectively recessed in the outer water conservancy diversion Groove on cover and Inner guide cover.
Specifically, guide vane described in first group extends to the direction of the adjacent first group of guide vane of either side and is formed with together Step arm, the position that the outer wall of the Inner guide cover is located between guide vane described in adjacent second group is formed with and the synchronous arm The synchronous groove being connected together.It is easy to the cooperation of outer kuppe and Inner guide cover to install.
Specifically, the edge of guide vane described in first group is convexly equipped with the second holding section, on the outer wall of the Inner guide cover The second slot being connected together with second holding section is arranged with, second holding section is led to be convexly equipped in described in first group The raised line at the edge of blade is flowed, second slot is recessed in the strip groove on the Inner guide cover, and the synchronization is recessed Groove is connected with the strip groove.It is easy to mold and is easy to blade and the engaging between correspondence training wall, effectively eliminates limb Ratcheting vibration.
Specifically, the outer kuppe closes on the position in the noise-and-vibration-reduction impeller axle center and is provided with positioning card column, it is described in The position that kuppe closes on the axle center offers orientation draw-in groove, the positioning card column be connected together with the orientation draw-in groove so that The outer kuppe and Inner guide cover complete the assembling of preset direction.
Brief description of the drawings
Fig. 1 is the schematic perspective view of noise-and-vibration-reduction impeller of the present invention.
Fig. 2 is the sectional view of noise-and-vibration-reduction impeller of the present invention.
Fig. 3 is one decomposing schematic representation of angle of noise-and-vibration-reduction impeller of the present invention.
Fig. 4 is the decomposing schematic representation of another angle of noise-and-vibration-reduction impeller of the present invention.
Specific embodiment
To describe technology contents of the invention, structural feature, the objects and the effects in detail, below in conjunction with implementation method And coordinate accompanying drawing to be explained in detail.
Referring to figs. 1 to Fig. 4, the invention discloses a kind of noise-and-vibration-reduction impeller 100, including outer kuppe 10, Inner guide cover 20th, some guide vanes 31,32 between the outer training wall 10 and Inner guide wall 20, some guide vanes are divided into 2 groups, every group has more than two guide vanes, respectively first group guide vane 31 and second group of guide vane 32, two groups The leaf of the guide vane 31,32 is thick and/or chamfering is different, and first group of guide vane 31 and second group of guide vane 32 are with certain Spacing is staggered successively.Wherein, in the present embodiment, every group has 5 guide vanes, and certainly, guide vane described in every group is also Can be more than two other numbers, be preferred with the odd number guide vane of more than three.In the present embodiment, with two groups Guide vane, naturally it is also possible to which, with three groups, four groups etc. the guide vanes of number, now, multigroup guide vane is with a determining deviation It is staggered successively, such as one first group guide vane, one second group of guide vane, one the 3rd group of guide vane ... are arranged in order Another first group of guide vane, another second group of guide vane, another 3rd group of guide vane etc. are arrived again, until arrangement is all Guide vane.
Wherein, guide vane 31 described in first group is thick with the leaf of guide vane 32 described in second group and/or chamfering is different, makes Flutter frequency is different between obtaining different groups of blades, and blade does not resonate between group and group, effectively reduces resonance and blade vibration Noise.Described in first group the number of guide vane 31 and second group of guide vane 32 is odd number, it is to avoid even number is symmetrical Covibration, reduces the resonance of blade antithesis.
Wherein, several first group of guide vane 31 are provided with a determining deviation on the inwall 11 of the outer kuppe 10, it is described Several second group of guide vane 32, the Inner guide cover 20 and outer water conservancy diversion are provided with a determining deviation on the outer wall 21 of Inner guide cover 20 Cover 10 coordinates to be installed, so that guide vane 31 described in first group and second group of guide vane 32 are interspersed to be formed with a determining deviation Diversion air duct 30.
Wherein, with reference to Fig. 1 and Fig. 2, the outer kuppe 10 and guide vane 31 described in first group by integrated through injection molding into Type, Inner guide cover 20 and guide vane 32 described in second group pass through injection moulding integrated molding.Guide vane 31 described in first group and institute The outer wall for stating Inner guide cover 20 is connected, and guide vane 32 described in second group is connected with the inwall of the outer kuppe 10.Wherein, on Stating first group of guide vane 31 can only contradict or be connected together with the outer wall of the Inner guide cover 20, it is also possible to while logical Cross glue to fix, guide vane 32 described in second group can only contradicted or engage company with the inwall of the outer kuppe 10 Connect, it is also possible to while being fixed by glue.
With reference to Fig. 3 and Fig. 4, the edge of guide vane 32 described in second group is convexly equipped with the first holding section 321, the outer water conservancy diversion The inwall of cover 10 is provided with the first slot 322 for being arranged with and being connected together with first holding section 321, is led described in first group The edge for flowing blade 31 is convexly equipped with the second holding section 311, and the outer wall of the Inner guide cover 20 is concavely provided with and engages with described second The second slot 312 that portion 311 is connected together.First slot 322 and the second slot 312 can realize second group of guide vane 32 and the ratcheting weakening of limb of first group of guide vane 31.Wherein, the holding section 321 of first holding section 311 and second is distinguished To be convexly equipped in guide vane 32 described in second group and first group of raised line at the edge of guide vane 31, first slot 322 It is respectively with the second slot 312 recessed in the strip groove on the outer kuppe 20 and Inner guide cover 10.Certainly, described One holding section and the second holding section can also be several salient points, and first slot and the second slot can also be correspondence The groove of shape.
With reference to Fig. 3 and Fig. 4, guide vane 31 described in first group extends to the direction of the adjacent first group of guide vane of either side Synchronous arm 41 is formed with, the outer wall 21 of the Inner guide cover 20 is located at the position between guide vane 32 described in adjacent second group (with the corresponding position of guide vane described in first group 31) is formed with the synchronous groove 42 being connected together with the synchronous arm 41.Its In, the second slot 312 that the synchronous groove 42 is formed at bar shaped closes on the one end in axle center, now, the synchronous groove 42 It is connected with the strip groove 312, the synchronous arm 41 is formed at and the noise reduction is closed on guide vane 31 described in first group The one end in the axle center of vibration damping impeller 100.
With continued reference to Fig. 3 and Fig. 4, the position that the outer kuppe 10 closes on the axle center of noise-and-vibration-reduction impeller 100 is provided with Positioning card column 51, the position that the Inner guide cover 20 closes on the axle center offer orientation draw-in groove 52, it is described positioning card column 51 with The orientation draw-in groove card 52 is closed and connects the assembling so that the outer kuppe 10 and Inner guide cover 20 complete preset direction.
Wherein, when noise-and-vibration-reduction impeller of the present invention makes, the modes such as injection can be first passed through and makees kuppe out respectively With Inner guide cover, several first group of guide vane, the Inner guide cover are provided with a determining deviation on the inwall of the outer kuppe Outer wall on several second group of guide vane are provided with a determining deviation, then the Inner guide cover and outer kuppe coordinated install, So that guide vane described in first group and second group of guide vane are interspersed to form diversion air duct with a determining deviation.
Wherein, guide vane described in first group and second group of guide vane are helical blade, especially logarithmic spiral leaf Piece, the wind-force of impeller is big and steady.
Above disclosed is only the preferred embodiments of the present invention, can not limit the right of the present invention with this certainly Scope, therefore the equivalent variations made according to scope of the present invention patent, still belong to the scope that the present invention is covered.

Claims (10)

1. a kind of noise-and-vibration-reduction impeller, it is outer training wall, Inner guide wall, some between the outer training wall and Inner guide wall Guide vane, it is characterised in that：Some guide vanes are divided into N groups, and every group has M, N more than or equal to 2, M be more than etc. The leaf of guide vane described in every group is thick and/or chamfering is different in 2, the N groups guide vane, and the N groups guide vane with One determining deviation is staggered successively.
2. noise-and-vibration-reduction impeller as claimed in claim 1, it is characterised in that：M is the odd number more than or equal to 3.
3. noise-and-vibration-reduction impeller as claimed in claim 1, it is characterised in that：Some guide vanes include M first group Guide vane and M second group of guide vane, guide vane described in first group are formed on the outer training wall with a determining deviation, Guide vane described in second group is formed on the Inner guide wall with a determining deviation, and the Inner guide cover and outer kuppe coordinate peace Dress, so that guide vane described in first group and guide vane is interspersed to form diversion air duct with a determining deviation described in second group.
4. noise-and-vibration-reduction impeller as claimed in claim 3, it is characterised in that：Guide vane described in first group and the Inner guide The outer wall of cover is connected or inconsistent, and guide vane described in second group is connected or inconsistent with the inwall of the outer kuppe.
5. noise-and-vibration-reduction impeller as claimed in claim 4, it is characterised in that：The edge of guide vane is convexly equipped with described in second group First holding section, the inwall of the outer kuppe is provided with and is arranged with first be connected together with first holding section and engages Groove, the edge of guide vane described in first group is convexly equipped with the second holding section, the outer wall of the Inner guide cover be concavely provided with it is described The second slot that second holding section is connected together.
6. noise-and-vibration-reduction impeller as claimed in claim 5, it is characterised in that：First holding section and the second holding section are distinguished To be convexly equipped in guide vane described in second group and first group of raised line at the edge of guide vane, first slot and the second card Conjunction groove is respectively recessed in the strip groove on the outer kuppe and Inner guide cover.
7. noise-and-vibration-reduction impeller as claimed in claim 5, it is characterised in that：First holding section and the second holding section are distinguished To be convexly equipped in several salient points of guide vane described in second group and first group of edge of guide vane, first slot and Second slot is respectively recessed in the groove on the outer kuppe and Inner guide cover.
8. noise-and-vibration-reduction impeller as claimed in claim 3, it is characterised in that：Guide vane described in first group is adjacent to either side The direction extension of first group of guide vane is formed with synchronous arm, and the outer wall of the Inner guide cover is located at water conservancy diversion described in adjacent second group Position between blade is formed with the synchronous groove being connected together with the synchronous arm.
9. noise-and-vibration-reduction impeller as claimed in claim 3, it is characterised in that：The edge of guide vane is convexly equipped with described in first group Second holding section, the outer wall of the Inner guide cover is concavely provided with the second slot being connected together with second holding section, institute It is the raised line for being convexly equipped in the edge of guide vane described in first group to state the second holding section, and second slot is recessed in described Strip groove on Inner guide cover, the synchronous groove is connected with the strip groove.
10. noise-and-vibration-reduction impeller as claimed in claim 3, it is characterised in that：The outer kuppe closes on the noise-and-vibration-reduction The position in impeller axle center is provided with positioning card column, and the position that the Inner guide cover closes on the axle center offers orientation draw-in groove, described Positioning card column is connected together with the orientation draw-in groove so that the outer kuppe and Inner guide cover complete the assembling of preset direction.
CN201611236714.8A 2016-09-12 2016-12-28 Noise-and-vibration-reduction impeller Pending CN106837866A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610818446 2016-09-12
CN2016108184464 2016-09-12

Publications (1)

Publication Number Publication Date
CN106837866A true CN106837866A (en) 2017-06-13

Family

ID=58604601

Family Applications (8)

Application Number Title Priority Date Filing Date
CN201611236714.8A Pending CN106837866A (en) 2016-09-12 2016-12-28 Noise-and-vibration-reduction impeller
CN201611236684.0A Pending CN106704258A (en) 2016-09-12 2016-12-28 Centrifugal impeller guide vane and centrifugal impeller
CN201611237704.6A Active CN106762822B (en) 2016-09-12 2016-12-28 Active air suction axial flow compound turbine
CN201621464544.4U Expired - Fee Related CN206617365U (en) 2016-09-12 2016-12-28 Turbine assembly, multi-stage cascade turbine
CN201621462640.5U Expired - Fee Related CN206419269U (en) 2016-09-12 2016-12-28 The axle stream composite turbine of active inspiration
CN201621462701.8U Expired - Fee Related CN206419267U (en) 2016-09-12 2016-12-28 Centrifugal impeller guide vane and centrifugal impeller
CN201611237728.1A Pending CN106593949A (en) 2016-09-12 2016-12-28 Split impeller
CN201611235419.0A Active CN106704260B (en) 2016-09-12 2016-12-28 Multistage cascade turbine

Family Applications After (7)

Application Number Title Priority Date Filing Date
CN201611236684.0A Pending CN106704258A (en) 2016-09-12 2016-12-28 Centrifugal impeller guide vane and centrifugal impeller
CN201611237704.6A Active CN106762822B (en) 2016-09-12 2016-12-28 Active air suction axial flow compound turbine
CN201621464544.4U Expired - Fee Related CN206617365U (en) 2016-09-12 2016-12-28 Turbine assembly, multi-stage cascade turbine
CN201621462640.5U Expired - Fee Related CN206419269U (en) 2016-09-12 2016-12-28 The axle stream composite turbine of active inspiration
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CN201611237728.1A Pending CN106593949A (en) 2016-09-12 2016-12-28 Split impeller
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Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106837866A (en) * 2016-09-12 2017-06-13 东莞市卓奇电子科技有限公司 Noise-and-vibration-reduction impeller
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CN107131149A (en) * 2017-07-14 2017-09-05 成军 Impeller
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Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1119006A (en) * 1997-07-08 1999-01-26 Hitachi Ltd Vacuum cleaner
JP2002235695A (en) * 2001-02-09 2002-08-23 Mitsubishi Electric Corp Turbo fan, blowing device using turbo fan and air conditioner
CN1712736A (en) * 2004-06-15 2005-12-28 松下电器产业株式会社 Wind turbine device and manufacture thereof
CN101349282A (en) * 2007-07-16 2009-01-21 杨圣安 Impeller set
CN101666326A (en) * 2008-09-04 2010-03-10 杨圣安 Combined impeller
CN201836108U (en) * 2010-10-12 2011-05-18 友森精机股份有限公司 Pump impeller
CN202073830U (en) * 2011-04-29 2011-12-14 友森精机股份有限公司 Pumping impeller
CN202370892U (en) * 2011-11-09 2012-08-08 中山明典 Impeller
CN103277327A (en) * 2013-06-17 2013-09-04 浙江理工大学 Variable-pitch bladeless fan turbine device
CN103291655A (en) * 2013-06-24 2013-09-11 浙江理工大学 Bladeless fan turbine device with splitter blades
CN203239628U (en) * 2013-04-07 2013-10-16 衢州力恒动力机械制造有限公司 Fan turbine in bladeless fan
CN103562558A (en) * 2011-05-23 2014-02-05 卡梅伦国际有限公司 Sculpted impeller
CN203453115U (en) * 2013-08-20 2014-02-26 广东美的暖通设备有限公司 Backward centrifugal wind wheel
CN104259793A (en) * 2014-08-27 2015-01-07 张家港市海工船舶机械制造有限公司 Impeller and method for manufacturing same
CN204299899U (en) * 2014-11-27 2015-04-29 黄纪荣 A kind of cold and hot without blade fan
CN104728170A (en) * 2015-03-25 2015-06-24 北京华清燃气轮机与煤气化联合循环工程技术有限公司 Gas compressor frequency adjustment structure
CN205064368U (en) * 2015-10-22 2016-03-02 浙江久友电器科技有限公司 Novel vortex fan blade

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR551607A (en) * 1921-08-30 1923-04-10 Anciens Etablissements Grouvel Blade for centrifugal fan impeller
SU561788A1 (en) * 1973-01-05 1977-06-15 Новосибирский филиал Всесоюзного научно-исследовательского института транспортного строительства Dredge dredger yes
SU889899A1 (en) * 1980-03-31 1981-12-15 Запорожский Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Автомобильный Завод "Коммунар" Fan impeller
CN1017741B (en) * 1985-10-19 1992-08-05 南昌市节能技术研究所 New structure of centrifugal fun for inner efficiency increasing
CN2044016U (en) * 1988-06-03 1989-09-06 北京博达技术研究所 Impeller of centrifugal blower
CN2319738Y (en) * 1997-11-11 1999-05-19 浙江省建筑设计研究院 Inducing injector
JP2001349297A (en) * 2000-06-06 2001-12-21 Fuji Industrial Co Ltd Turbofan for range hood, and range hood containing the turbofan
US7191613B2 (en) * 2002-05-08 2007-03-20 Lg Electronics Inc. Turbo fan and air conditioner having the same applied thereto
CN1288348C (en) * 2003-04-29 2006-12-06 上海交通大学 Pipe double axial-flow impeller
JP4432474B2 (en) * 2003-11-27 2010-03-17 ダイキン工業株式会社 Centrifugal blower impeller and centrifugal blower provided with the impeller
CN1626831A (en) * 2003-12-12 2005-06-15 乐金电子(天津)电器有限公司 Turbo fan in use for air conditioner
CN1746508A (en) * 2004-09-06 2006-03-15 乐金电子(天津)电器有限公司 Fan
CN101652573B (en) * 2007-04-05 2012-02-01 博格华纳公司 ring fan and shroud air guide system
CN201407102Y (en) * 2009-04-01 2010-02-17 西北工业大学 Turbine combination pulse detonation engine
CN101769266B (en) * 2010-03-23 2011-08-31 上海交通大学 Centrifugal fan blade
CN202811431U (en) * 2012-05-23 2013-03-20 蔡炳照 Non-blade fan
CN103573696A (en) * 2012-08-09 2014-02-12 任文华 Impeller and fan comprising same
CN102913478B (en) * 2012-11-19 2015-01-28 安特洛(福安市)电机有限公司 Multilevel centrifuging vortex type novel impeller structure of single impeller
TWM481297U (en) * 2014-03-07 2014-07-01 Yu-Pei Chen Flow guiding device for centrifugal impeller
CN104963891A (en) * 2015-08-03 2015-10-07 吉首大学 Dirt retention prevention draught fan impeller with wedge-shaped blades and disk-shaped back plate
CN205101257U (en) * 2015-10-30 2016-03-23 中南大学 Cylindric centrifugal fan
CN205388042U (en) * 2016-01-31 2016-07-20 上海卡固电气设备有限公司 Centrifugal fan's impeller
CN106837866A (en) * 2016-09-12 2017-06-13 东莞市卓奇电子科技有限公司 Noise-and-vibration-reduction impeller

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1119006A (en) * 1997-07-08 1999-01-26 Hitachi Ltd Vacuum cleaner
JP2002235695A (en) * 2001-02-09 2002-08-23 Mitsubishi Electric Corp Turbo fan, blowing device using turbo fan and air conditioner
CN1712736A (en) * 2004-06-15 2005-12-28 松下电器产业株式会社 Wind turbine device and manufacture thereof
CN101349282A (en) * 2007-07-16 2009-01-21 杨圣安 Impeller set
CN101666326A (en) * 2008-09-04 2010-03-10 杨圣安 Combined impeller
CN201836108U (en) * 2010-10-12 2011-05-18 友森精机股份有限公司 Pump impeller
CN202073830U (en) * 2011-04-29 2011-12-14 友森精机股份有限公司 Pumping impeller
CN103562558A (en) * 2011-05-23 2014-02-05 卡梅伦国际有限公司 Sculpted impeller
CN202370892U (en) * 2011-11-09 2012-08-08 中山明典 Impeller
CN203239628U (en) * 2013-04-07 2013-10-16 衢州力恒动力机械制造有限公司 Fan turbine in bladeless fan
CN103277327A (en) * 2013-06-17 2013-09-04 浙江理工大学 Variable-pitch bladeless fan turbine device
CN103291655A (en) * 2013-06-24 2013-09-11 浙江理工大学 Bladeless fan turbine device with splitter blades
CN203453115U (en) * 2013-08-20 2014-02-26 广东美的暖通设备有限公司 Backward centrifugal wind wheel
CN104259793A (en) * 2014-08-27 2015-01-07 张家港市海工船舶机械制造有限公司 Impeller and method for manufacturing same
CN204299899U (en) * 2014-11-27 2015-04-29 黄纪荣 A kind of cold and hot without blade fan
CN104728170A (en) * 2015-03-25 2015-06-24 北京华清燃气轮机与煤气化联合循环工程技术有限公司 Gas compressor frequency adjustment structure
CN205064368U (en) * 2015-10-22 2016-03-02 浙江久友电器科技有限公司 Novel vortex fan blade

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
山西省电力公司: "《发供电企业总工必读 第二册 火力发电》", 31 March 2002, 中国电力出版社 *

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