CN103850957A - Impeller installation module and electric blower having the same - Google Patents
Impeller installation module and electric blower having the same Download PDFInfo
- Publication number
- CN103850957A CN103850957A CN201310446247.1A CN201310446247A CN103850957A CN 103850957 A CN103850957 A CN 103850957A CN 201310446247 A CN201310446247 A CN 201310446247A CN 103850957 A CN103850957 A CN 103850957A
- Authority
- CN
- China
- Prior art keywords
- impeller
- motor housing
- impeller cover
- spiro union
- cover
- 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
Links
- 238000009434 installation Methods 0.000 title abstract 3
- 125000003003 spiro group Chemical group 0.000 claims description 49
- 238000007664 blowing Methods 0.000 claims description 32
- 230000008878 coupling Effects 0.000 claims description 27
- 238000010168 coupling process Methods 0.000 claims description 27
- 238000005859 coupling reaction Methods 0.000 claims description 27
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to an impeller installation module and an electric blower having the same. The impeller installation module comprises an impeller, and impeller cover and a motor housing. The impeller is provided with blades for drawing in outside air; the impeller cover is cylindrical and covers the impeller and is provided with air inlets for drawing in outside air; the motor housing is cylindrical and is provided with a driving assembly of a rotating shaft combined with the impeller; the impeller cover is opposite to the motor housing and the motor housing is provided with a screw joint part, the motor housing is opposite to the impeller cover and the impeller cover is provided with a screw joint part corresponding to the screw joint part of the motor housing, and the impeller cover and the motor housing are combined with each other through screw threads of the e screw joint parts.
Description
Technical field
The present invention relates to impeller coupling unit and the electric blowing machine with this impeller coupling unit.
Background technique
Conventionally, vacuum dust collector electric blowing machine, in the difference of manufacturing when motor due to the gap (Clearance) between lid and impeller, and creates a difference inhalation rate.
In addition, even at identical position assembling impeller cover, all there is tolerance due to what be coated in the amount of the silicon between impeller cover and impeller and product, because of this gap difference, produce thus the loss of inhalation rate.
More specifically, the electric blowing machine of prior art that comprises following patent documentation is by impeller cover and motor housing is pressed into or adhesive bond, or chimeric combination.In addition, be coated in silicon between impeller cover and impeller because the alignment rotation of impeller produces a certain amount of wearing and tearing.
But due to like this, the electric blowing machine of prior art has and is difficult to regulate the problem of losing inhalation rate because of the gap of impeller.
Patent documentation 1:US20080014080A
Summary of the invention
The present invention draws in order to solve described such problem, the object of the present invention is to provide impeller coupling unit and the electric blowing machine with this impeller coupling unit, this impeller coupling unit is by being spirally connected impeller cover and motor housing, can carry out the trickle adjustment in gap of impeller, thus, the inhalation rate of air amount can be minimized.
A kind of embodiment's of the present invention impeller coupling unit has: impeller, and this impeller is formed with blade in order to suck outside air; Impeller cover, this impeller cover forms and covers described impeller with cylindrical shape, be formed with the inlet hole that outside air is sucked; Motor housing, this motor housing forms and accommodates the driven unit with the running shaft of being combined with described impeller with cylindrical shape; Described impeller cover is relative with described motor housing and be formed with spiro union portion, described motor housing is relative with described impeller cover and be formed with the spiro union portion corresponding with the spiro union portion of motor housing, the screw thread of described impeller cover and motor housing utilization spiro union portion separately in conjunction with and combination.
In addition, the described impeller cover of the impeller coupling unit of one embodiment of the invention is formed with air guiding portion, and this air guiding portion extends on described inlet hole, relatively outstanding with described impeller.
In addition, the described impeller of the impeller coupling unit of one embodiment of the invention forms to the outstanding air guiding portion of the described air guiding portion of described impeller cover.
In addition, in the impeller coupling unit of one embodiment of the invention, the spiro union portion of described impeller cover is formed as female thread connecting part, and the spiro union portion of the motor housing corresponding with the spiro union portion of described impeller cover is formed as external screw thread connecting part.
The electric blowing machine of one embodiment of the invention has: impeller, and this impeller is formed with blade in order to suck outside air; Impeller cover, this impeller cover forms and covers described impeller with cylindrical shape, be formed with the inlet hole that outside air is sucked; Drive motor, this drive motor has the running shaft of being combined with described impeller; Motor housing, this motor housing forms and accommodates described drive motor with cylindrical shape, described impeller cover is relative with described motor housing and be formed with spiro union portion, described motor housing is relative with described impeller cover and be formed with the spiro union portion corresponding with the spiro union portion of motor housing, the screw thread of described impeller cover and motor housing utilization spiro union portion separately in conjunction with and combination.
In addition, in the electric blowing machine of one embodiment of the invention, described drive motor has: running shaft, link with impeller described in this, and make described vane rotary; Magnet, this magnet is combined with the outer circumferential face of described running shaft; Rotor, this rotor is made up of iron core and coil, is relatively attached to described motor housing with described magnet, bearing, this bearing can support rotatably to described running shaft, is installed on motor housing.
In addition, in the electric blowing machine of one embodiment of the invention, described drive motor also has the bearing bracket stand that holds described bearing and the magnet frame of holding described magnet.
In addition, in the electric blowing machine of one embodiment of the invention, after described motor housing and impeller cover are spirally connected, the underpart of impeller cover is fitted.
In addition, in the electric blowing machine of one embodiment of the invention, after described motor housing and impeller cover are spirally connected, tackiness agent is coated on the spiro union portion of described motor housing and impeller cover.
In addition, in the electric blowing machine of one embodiment of the invention, described impeller cover forms air guiding portion, and this air guiding portion extends on described inlet hole, and relatively outstanding with described impeller.
In addition, in the electric blowing machine of one embodiment of the invention, described impeller forms to the outstanding invention effect of the air guiding portion of described impeller cover
According to the present invention, by impeller cover and motor housing are spirally connected, can carry out the trickle adjustment in gap of impeller, thus, can obtain the impeller coupling unit of the inhalation rate minimization of loss that makes air amount and there is the electric blowing machine of this impeller coupling unit.
Brief description of the drawings
Fig. 1 is the sectional view that schematically represents a kind of embodiment's of the present invention impeller coupling unit.
Fig. 2 is the view sub-anatomy of the signal of the impeller coupling unit shown in Fig. 1.
Fig. 3 is the sectional view that schematically represents the electric blowing machine of an embodiment with impeller coupling unit of the present invention.
Fig. 4 is in the electric blowing machine shown in Fig. 3, schematically represents other embodiment's impeller cover and the partial sectional view of the connecting part of motor housing.
Fig. 5 is in the electric blowing machine shown in Fig. 3, schematically represents other embodiment's impeller cover and the partial sectional view of the connecting part of motor housing.
Description of reference numerals
10 impellers
11 blades
12 air guiding portions
20 impeller covers
21 inlet holes
22 air guiding portions
23 spiro union portions
30 motor housings
31 spiro union portions
100 electric blowing machines
110 impellers
120 drive motor
130 impeller covers
140 motor housings
111 blades
112 air guiding portions
131 inlet holes
132 air guiding portions
133 spiro union portions
141 spiro union portions
121 running shafts
122 magnets
123 rotors
124 bearings
124a upper bearing
124b lower bearing
Embodiment
The feature of object of the present invention, specific advantage and novelty is clearer and more definite by following detailed description and the preferred embodiment of accompanying drawing.It should be noted that in this manual, in the time of constituting component attached drawings mark to each accompanying drawing, for identical constituting component, even represent at different accompanying drawings, additional identical label as much as possible.In addition, the term of " simultaneously ", " another side ", " first ", " second " etc., is that constituting component is not subject to the restriction of described term for a constituting component and other constituting component are distinguished.Below, in the time that explanation is of the present invention, omit about the detailed description that may make the indefinite known technology of purport of the present invention.
Below, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is the sectional view that schematically represents a kind of embodiment's of the present invention impeller coupling unit, and Fig. 2 is the signal view sub-anatomy of the impeller coupling unit shown in Fig. 1.
As shown in the figure, described impeller coupling unit has impeller 10, impeller cover 20 and motor housing 30.
More specifically, described impeller 10 is connected to drive unit to suck outside air, and has the mobile blade 11 that is useful on air.In addition, described impeller 10 utilizes described blade 11 to form the air discharge portion that makes outside air leaked-in air sucting and outside air is flowed out.
In addition, described motor housing 30 accommodates driven unit, and is formed as cylindrical shape.Described driven unit includes the running shaft that is attached to described impeller 10 in order to drive described impeller 10.
In addition, impeller cover 20 is made up of cylindrical shape, for covering impeller 10, be formed with the inlet hole 21 that outside air is flowed into.In addition, described impeller cover 20 is formed with the air guiding portion 22 of relatively giving prominence to impeller.In addition, described air guiding portion 22 minimizes for leaking into outside via inlet hole 21 leaked-in airs, and leads to the sucting of described impeller 10, to extend on described inlet hole 21, and forms with the mode that impeller is relatively given prominence to.
In addition, in described impeller 10, be formed with the air guiding portion 12 outstanding to the air guiding portion 22 of described impeller cover 20 in air intake portion.
In addition, the internal diameter of the air guiding portion 22 of described impeller cover can form less than the internal diameter of the air guiding portion of impeller 10 12, this is outside mobile to the air guiding portion 22 of impeller cover 20 and the air guiding portion of impeller 12 in order to block via inlet hole 21 leaked-in airs of impeller cover 20, and flows to the sucting of impeller.
In addition, described impeller cover 20 is formed with and the spiro union portion 23 of motor housing 30 combinations.In addition, described spiro union portion 23 can be formed on the inside diameter of the end of the opposite side of the sucting of impeller cover 20.That is, by so that motor housing 30 is inserted into the mode combination of described impeller cover 20, form spiro union portion 23 at the inside diameter of impeller cover 20, form the spiro union portion 31 corresponding with described spiro union portion 23 in the upper end portion of motor housing 30.
In addition, as an embodiment, the impeller coupling unit shown in Fig. 1 and Fig. 2, the spiro union portion 23 that is expressed as described impeller cover 20 is formed as female thread connecting part, and the spiro union portion 31 of the motor housing 30 corresponding with described spiro union portion 23 is formed as external screw thread connecting part.
Like this, as shown in Figure 2, at the state that is attached to motor housing 30 with described impeller 10, described motor housing 30 is attached in the situation on described impeller cover 20, make the spiro union portion 31 of motor housing 30 be screwed to the spiro union portion 23 of described impeller cover 20, make described impeller cover 20 and motor housing 30 combinations.
Now, owing to being spirally connected, while rotation by the selection of described impeller cover 20 and motor housing 30, fine regulate rotation degree, not only can regulate the gap of described impeller 10 and impeller cover 20, can also regulate the gap of the air guiding portion 22 of impeller cover 20 and the air guiding portion 12 of impeller.
Fig. 3 is the sectional view that schematically represents the electric blowing machine of a kind of embodiment with impeller coupling unit of the present invention.As shown in the figure, described electric blowing machine 100 has impeller 110, drive motor 120, impeller cover 130 and motor housing 140.
More specifically, described impeller 110 is attached to drive motor for sucking outside air, and has the mobile blade 111 for air.In addition, described impeller 110 utilizes described blade 111, forms the air discharge portion that makes outside air leaked-in air sucting and outside air is flowed out.
In addition, impeller cover 130 is made up of cylindrical shape, for covering impeller 110, be formed with the inlet hole 131 that outside air is flowed into.In addition, described impeller cover 130 is formed with the air guiding portion 132 of relatively giving prominence to impeller.In addition, described air guiding portion 132 minimizes for leaking into outside via inlet hole 131 leaked-in airs, and leads to the sucting of described impeller 110, to extend at described inlet hole 131, and forms with the mode that impeller is relatively given prominence to.
In addition, in described impeller 110, be formed with the air guiding portion 112 outstanding to the air guiding portion 132 of described impeller cover 130 in air intake portion.
In addition, the internal diameter of the air guiding portion 132 of described impeller cover can form less than the internal diameter of the air guiding portion of impeller 110 112, this is outside mobile to the air guiding portion 132 of impeller cover 130 and the air guiding portion of impeller 112 in order to block via inlet hole 131 leaked-in airs of impeller cover 130, and flows to the sucting of impeller.
In addition, described impeller cover 130 is formed with and the spiro union portion 133 of motor housing 140 combinations.In addition, described spiro union portion 133 can be formed on the inside diameter of the end of the opposite side of the sucting of impeller cover 130.That is, by so that motor housing 140 inserts the mode combination of described impeller cover 130, form spiro union portion 133 at the inside diameter of impeller cover 130, form the spiro union portion 141 corresponding with described spiro union portion 133 in the upper end portion of motor housing 140.
In addition, described drive motor 120 is attached on described impeller 110 and makes vane rotary, for this reason, has running shaft 121, magnet 122, rotor 123 and bearing 124.
In addition, described running shaft 121 and impeller 110 combinations, with the rotation interlock of running shaft, impeller 110 is rotated and sucks outside air.
In addition, the electromagnetic force that described magnet 122 produces for drive running shaft together with rotor 123, is combined on the outer circumferential face of described running shaft 121.
In addition, described rotor 123 is made up of iron core and coil, is relatively combined on described motor housing 140 with described magnet 122.
In addition, described bearing 124 is for described running shaft 121 is rotatably supported, to be attached to respectively a sidepiece of running shaft 121 and the mode of the other side is made up of upper bearing 124a and lower bearing 124b.
In addition, described electric blowing machine 100 can also have the bearing bracket stand 125 that holds described bearing 124 and the magnet frame 126 of holding magnet.
By like this, there is an embodiment's of impeller coupling unit of the present invention electric blowing machine 100, at the state that is attached to motor housing 140 with impeller 110, in the situation of described impeller cover 130 and described motor housing 140 combinations, by making the spiro union portion 141 of motor housing 140 be screwed to the spiro union portion 133 of described impeller cover 130, fine regulate rotation degree, not only can regulate the gap of described impeller 110 and impeller cover 130, can also regulate the gap of the air guiding portion 132 of impeller cover 130 and the air guiding portion 112 of impeller 110.
Fig. 4 is in the electric blowing machine shown in Fig. 3, schematically represents other embodiment's impeller cover and the partial sectional view of the connecting part of motor housing.As shown in the figure, described motor housing 140 and impeller cover 130, with the gap of impeller and after the mode regulating is with one heart spirally connected, make the underpart of spiro union portion 133 of impeller cover 130 chimeric.
By like this, not cannot not being spirally connected looseningly of motor housing 140 and impeller cover 130, or make connecting part not be subject to external force impact, therefore combination securely.
Fig. 5 is in the electric blowing machine shown in Fig. 3, schematically represents other embodiment's impeller cover and the partial sectional view of the connecting part of motor housing.
As shown in the figure, described motor housing 140 and impeller cover 130, after being spirally connected with the gap of impeller and the mode of adjusting with one heart, make tackiness agent B be coated in the underpart of the spiro union portion 133 of impeller cover 130,, the spiro union portion of described motor housing 140 and impeller cover 130, makes 130 2 combinations of motor housing 140 and impeller cover.
In addition, described tackiness agent B can along the circumferential direction be coated in spiro union portion all of motor housing 140 and impeller cover 130, also can smear partly.
By like this, not cannot not being spirally connected looseningly of motor housing 140 and impeller cover 130, or make connecting part not be subject to external force impact, therefore combination securely.
Above, describe the present invention in detail based on specific embodiment, but these not for specifically describing the present invention, the invention is not restricted to this, as long as having the Chang Shizhe of related domain, obviously can in technological thought of the present invention, be out of shape and improve.
Simple distortion of the present invention and even change all belong in the field of the invention, and concrete protection domain of the present invention is undertaken clearly by the additional petition.
Claims (11)
1. an impeller coupling unit, wherein, this impeller coupling unit has:
Impeller, this impeller is formed with blade in order to suck outside air;
Impeller cover, this impeller cover forms and covers described impeller with cylindrical shape, be formed with the inlet hole that outside air is sucked;
Motor housing, this motor housing forms and accommodates the driven unit with the running shaft of being combined with described impeller with cylindrical shape;
Described impeller cover is relative with described motor housing and be formed with spiro union portion, and described motor housing is relative with described impeller cover and be formed with the spiro union portion corresponding with the spiro union portion of motor housing,
The screw thread of described impeller cover and motor housing utilization spiro union portion separately in conjunction with and combination.
2. the impeller coupling unit of recording according to claim 1, is characterized in that, described impeller cover is formed with air guiding portion, and this air guiding portion extends on described inlet hole, relatively outstanding with described impeller.
3. the impeller coupling unit of recording according to claim 2, is characterized in that, described impeller forms to the outstanding air guiding portion of the described air guiding portion of described impeller cover.
4. the impeller coupling unit of recording according to claim 1, is characterized in that, the spiro union portion of described impeller cover is formed as female thread connecting part, and the spiro union portion of the motor housing corresponding with the spiro union portion of described impeller cover is formed as external screw thread connecting part.
5. an electric blowing machine, is characterized in that, this electric blowing machine has:
Impeller, this impeller is formed with blade in order to suck outside air;
Impeller cover, this impeller cover forms and covers described impeller with cylindrical shape, be formed with the inlet hole that outside air is sucked;
Drive motor, this drive motor has the running shaft of being combined with described impeller;
Motor housing, this motor housing forms and accommodates described drive motor with cylindrical shape,
Described impeller cover is relative with described motor housing and be formed with spiro union portion, and described motor housing is relative with described impeller cover and be formed with the spiro union portion corresponding with the spiro union portion of motor housing,
The screw thread of described impeller cover and motor housing utilization spiro union portion separately in conjunction with and combination.
6. the electric blowing machine of recording according to claim 5, is characterized in that, described drive motor has:
Running shaft, links with impeller described in this, makes described vane rotary;
Magnet, this magnet is combined with the outer circumferential face of described running shaft;
Rotor, this rotor is made up of iron core and coil, is relatively attached to described motor housing with described magnet,
Bearing, this bearing can support rotatably to described running shaft, is installed on motor housing.
7. the electric blowing machine of recording according to claim 6, is characterized in that, described drive motor also has the bearing bracket stand that holds described bearing and the magnet frame of holding described magnet.
8. the electric blowing machine of recording according to claim 5, is characterized in that, after described motor housing and impeller cover are spirally connected, the underpart of impeller cover is fitted.
9. the electric blowing machine of recording according to claim 5, is characterized in that, after described motor housing and impeller cover are spirally connected, tackiness agent is coated on the spiro union portion of described motor housing and impeller cover.
10. the electric blowing machine of recording according to claim 5, is characterized in that, described impeller cover forms air guiding portion, and this air guiding portion extends on described inlet hole, and relatively outstanding with described impeller.
11. electric blowing machines of recording according to claim 10, is characterized in that, described impeller forms to the outstanding air guiding portion of the described air guiding portion of described impeller cover.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120141057A KR20140073181A (en) | 2012-12-06 | 2012-12-06 | Impeller installation module and Electric blower having the same |
| KR10-2012-0141057 | 2012-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103850957A true CN103850957A (en) | 2014-06-11 |
Family
ID=50858988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310446247.1A Pending CN103850957A (en) | 2012-12-06 | 2013-09-26 | Impeller installation module and electric blower having the same |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2014114804A (en) |
| KR (1) | KR20140073181A (en) |
| CN (1) | CN103850957A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101831361B1 (en) | 2015-05-28 | 2018-03-30 | 주식회사 삼원에어텍 | centrifugal blower |
| KR102277265B1 (en) * | 2019-10-29 | 2021-07-14 | 엘지전자 주식회사 | Motor assembly |
| KR102238073B1 (en) * | 2020-03-10 | 2021-04-09 | 지이 일렉트리컬 엔지니어링 컴퍼니., 리미티드. | Pumping device |
-
2012
- 2012-12-06 KR KR1020120141057A patent/KR20140073181A/en not_active Withdrawn
-
2013
- 2013-09-11 JP JP2013188099A patent/JP2014114804A/en active Pending
- 2013-09-26 CN CN201310446247.1A patent/CN103850957A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR20140073181A (en) | 2014-06-16 |
| JP2014114804A (en) | 2014-06-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140611 |