CN205117740U - Brushless motor water pump - Google Patents
Brushless motor water pump Download PDFInfo
- Publication number
- CN205117740U CN205117740U CN201520800837.4U CN201520800837U CN205117740U CN 205117740 U CN205117740 U CN 205117740U CN 201520800837 U CN201520800837 U CN 201520800837U CN 205117740 U CN205117740 U CN 205117740U
- Authority
- CN
- China
- Prior art keywords
- impeller
- stator core
- rotor shaft
- brushless motor
- drain pan
- 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.)
- Expired - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to a brushless motor water pump, it includes stator core, a rotor shaft, IC control panel and impeller, wherein, this impeller connection is at this rotor shaft tip, this rotor shaft is worn to establish in this stator core, this IC control panel sets up at this stator core tail end, this rotor shaft rotates for this stator core, and drive this rotating impeller in step, and then the action that produces pump water, this pump case includes pump head lid and drain pan, this pump head lid is established on this drain pan, and around forming drain pan chamber and impeller cavity, this drain pan chamber is sealed with this impeller cavity mutual isolation, wherein, this stator core, this rotor shaft and this IC control panel set up in this drain pan chamber, and this impeller sets up in this impeller cavity, this pump head is covered and is provided with inlet tube and outlet pipe, this inlet tube and this outlet pipe are linked together with this impeller cavity respectively, this impeller sets up between this inlet tube and this outlet pipe.
Description
Technical field
The utility model relates to a kind of water pump, refers to that a kind of structure comprises the water pump utilizing brushless electric machine principle to drive especially.
Background technique
As everyone knows, brushless electric machine is made up of motor body and driver, and it is a kind of typical electromechanical integrated product.Because brushless motor runs with self-controlled type, so it can not separately add startup winding as the synchronous machine of heavy load starting under frequency control of motor speed on rotor, vibration and step-out also can not be produced when load changing.Briefly, brushless electric machine relies on the current wave alternative frequency and waveform that change and be input on brushless motor stator coil, the magnetic field rotated around motor geometry axle center is formed around winding coil, the epitrochanterian permanent magnetic steel of this field drives rotates, motor has just been turned over, when concrete use, the plurality of advantages such as brushless electric machine has life-span length, the strong transformation range of rotating speed controllability is large, energy efficient, operating noise are low, so it is a kind of important technology trends that the current technology based on brushless electric machine improves traditional equipment.
As Chinese utility model patent: 201320062411.4 disclose a kind of miniature brushless water pump, it comprises the pump housing, pump case, at the pump housing built with impeller, impeller is fixedly installed output magnet ring, brushless electric machine is provided with in pump case, this brushless electric machine adopts external rotor inner stator structure, external rotor comprises the rotor housing rotating and arrange, at rotor housing built with in order to produce the rotor magnetic ring of magnetic force and the conduction magnet ring in order to transmitting torque according to inner stator effect, the magnetic force that rotor magnetic ring produces is by conduction magnet ring conduction also driver output magnet ring, output magnet ring and impeller are produced rotate.But the conduction of its magnetic force of the technology disclosed in above-mentioned patent, transmission of power is too complicated, thus the significant increase complexity of structure, greatly improve cost of production, and this is the major defect for prior art.
Model utility content
Technical solution adopted in the utility model is: a kind of brushless motor water pump, it comprises stator core, rotor shaft, IC control panel and impeller, wherein, this impeller is connected to this rotor shaft one end, this rotor shaft is located in this stator core, this IC control panel is arranged on this stator core tail end, this rotor shaft rotates relative to this stator core, and synchronous this wheel rotation of drive, and then produce the action of pump water, this stator core, this rotor shaft, this IC control panel and this impeller are sequentially arranged in pump case, this pump case comprises pump head lid and drain pan, this pump head lid lid is located on this drain pan, and around formation drain pan chamber and impeller cavity, this drain pan chamber and the mutually isolated sealing of this impeller cavity, wherein, this stator core, this rotor shaft and this IC control panel are arranged in this drain pan chamber, and this impeller is arranged in this impeller cavity, this pump head covers and is provided with intake pipe and outlet pipe, this intake pipe and this outlet pipe are connected with this impeller cavity respectively, this impeller is arranged between this intake pipe and this outlet pipe.
This stator core comprises body unshakable in one's determination, first plug socket and the second plug socket, wherein, this first plug socket and this second plug socket are plugged on this body two ends unshakable in one's determination respectively, from the end face of this first plug socket, convex is provided with the first dop, the second dop is provided with from the bottom surface convex of this second plug socket, this IC control panel offers some IC-card grooves, this the second dop one_to_one corresponding is connected in this IC-card groove, thus the spatial position of this IC control panel is fixed by this second plug socket, this stator core has one and runs through inner chamber, this rotor shaft is arranged on this to be run through in inner chamber.
Shielding can is plugged in this and runs through in inner chamber, the isolation of this shielding can is arranged between this stator core and this rotor shaft, this shielding can comprises apical ring plate and cover bucket, this apical ring plate is fixedly connected on this cover bucket top, this cover bucket is plugged in this and runs through in inner chamber, this first dop is connected in the ring flat-plate draw-in groove of this apical ring plate, thus fixes the relative position between this shielding can and this stator core.
Some ribs are convexly equipped with at the outer surface of this cover bucket, correspondingly with this ribs some on the internal surface of this first plug socket and this second plug socket, be provided with some grooves, this rib is plugged in this groove one to one, thus fixes the relative position between this shielding can and this stator core further.
This rotor shaft comprises axle body and end axle, and wherein, this end axle is separately positioned on the rear and front end portion of this axle body, is equiped with permanent magnetism core in this axle body, and this impeller is connected on this end axle of this axle body front end.The outer surface of this body unshakable in one's determination offers some winding slots, and staor winding winding is in this winding slot.The bottom of this cover bucket is provided with axle sleeve, and this end shaft end of this axle body rear end is plugged in this axle sleeve, thus fixes the pivotal position of this rotor shaft.This end axle top of this axle body front end offers limiting groove, and stop collar is connected in this limiting groove, thus can fix the position of this impeller on this end axle of this axle body front end.This apical ring plate of this shielding can offers seal groove, is provided with seal ring in sealing groove, when this pump head lid lid is located on this drain pan time, sealing ring is located between this apical ring plate top surface and this pump head lid.The aperture position of this cover bucket is inserted with block plate, and the isolation of this block plate is arranged between the inner chamber of this impeller cavity and this cover bucket.
The beneficial effects of the utility model are: when utility model works, because this rotor shaft is located in this stator core, so this permanent magnetism core of this rotor shaft also must be arranged in this stator core, when the stator winding electrifying in this stator core and make this stator core produce magnetic field when, the magnetic field interaction that its magnetic field produced and this permanent magnetism core produce, this rotor shaft is driven to rotate, and drive this wheel rotation further, it is made to carry out the action of pump water, overall structure of the present utility model is simple, and there is excellent waterproof seal, greatly cost of production can be reduced while improving product quality.
Accompanying drawing explanation
Fig. 1 is perspective exploded view of the present utility model.
Fig. 2 is perspective view of the present utility model.
Fig. 3 is the package assembly schematic diagram of stator core of the present utility model and IC control panel.
Fig. 4 is package assembly schematic diagram of the present utility model.
Fig. 5 is the package assembly schematic diagram of pump case of the present utility model.
Fig. 6 is current schematic diagram of the present utility model.
Fig. 7 is cross-sectional view of the present utility model.
Fig. 8 is the perspective exploded view of another embodiment of the utility model.
Fig. 9 is the perspective view of another embodiment of the utility model.
Embodiment
As shown in Figure 1 to 9, a kind of brushless motor water pump, it comprises stator core 10, rotor shaft 20, IC control panel 30 and impeller 40, wherein, this impeller 40 is connected to this rotor shaft 20 1 end, this rotor shaft 20 is located in this stator core 10, and this IC control panel 30 is arranged on this stator core 10 tail end.
As shown in Fig. 1,6,7, when work, this rotor shaft 20 rotates relative to this stator core 10, and synchronous this impeller 40 that drives rotates, and then produces the action of pump water.
In above-mentioned process, this IC control panel 30 controls the rotary state, rotational velocity etc. of this rotor shaft 20, and the concrete working principle with reference to brushless electric machine is not repeated here.
This stator core 10, this rotor shaft 20, this IC control panel 30 and this impeller 40 are sequentially arranged in pump case 50.
This pump case 50 comprises pump head lid 51 and drain pan 52, and this pump head lid 51 lid is located on this drain pan 52, and around formation drain pan chamber 53 and impeller cavity 54.
This drain pan chamber 53 and the mutually isolated sealing of this impeller cavity 54, wherein, this stator core 10, this rotor shaft 20 and this IC control panel 30 are arranged in this drain pan chamber 53, and this impeller 40 is arranged in this impeller cavity 54.
This pump head lid 51 is provided with intake pipe 511 and outlet pipe 512, this intake pipe 511 and this outlet pipe 512 are connected with this impeller cavity 54 respectively, and this impeller 40 is arranged between this intake pipe 511 and this outlet pipe 512.
The mode that this intake pipe 511 and this outlet pipe 512 are arranged on this pump head lid 51 is a lot, and the utility model only chooses two kinds of typical way, specifically as shown in Fig. 1,2,8,9.
When work, current W flows into after this impeller cavity 54 from this intake pipe 511, and current W pumps from this outlet pipe 512 with certain pressure by the rotary action power by this impeller 40, does to complete overall compression pump hydrodynamic(al).
As shown in Fig. 1 to 5, this stator core 10 comprises body 11, first plug socket 12 unshakable in one's determination and the second plug socket 13, and wherein, this first plug socket 12 and this second plug socket 13 are plugged on this body 11 two ends unshakable in one's determination respectively.
From the end face of this first plug socket 12, convex is provided with the first dop 121, is provided with the second dop 131 from the bottom surface convex of this second plug socket 13.
This IC control panel 30 offers some IC-card grooves 31, and this second dop 131 one_to_one corresponding is connected in this IC-card groove 31, thus fixes the spatial position of this IC control panel 30 by this second plug socket 13,
This stator core 10 has one and runs through inner chamber 14, and this rotor shaft 20 is arranged on this to be run through in inner chamber 14.
When concrete enforcement, shielding can 60 is plugged in this and runs through in inner chamber 14, and the isolation of this shielding can 60 is arranged between this stator core 10 and this rotor shaft 20.
This shielding can 60 comprises apical ring plate 61 and cover bucket 62, and this apical ring plate 61 is fixedly connected on this cover bucket 62 top.
This cover bucket 62 is plugged in this to be run through in inner chamber 14.
This first dop 121 is connected in the ring flat-plate draw-in groove 611 of this apical ring plate 61, thus fixes the relative position between this shielding can 60 and this stator core 10.
In addition, some ribs 621 are convexly equipped with at the outer surface of this cover bucket 62, correspondingly with this ribs 621 some on the internal surface of this first plug socket 12 and this second plug socket 13, be provided with some grooves, this rib 621 is plugged in this groove one to one, thus fixes the relative position between this shielding can 60 and this stator core 10 further.
This rotor shaft 20 comprises axle body 21 and end axle 22, and wherein, this end axle 22 is separately positioned on the rear and front end portion of this axle body 21, is equiped with permanent magnetism core 23 in this axle body 21, and this impeller 40 is connected on this end axle 22 of this axle body 21 front end.
When utility model works, because this rotor shaft 20 is located in this stator core 10, so this permanent magnetism core 23 of this rotor shaft 20 also must be arranged in this stator core 10, when the stator winding electrifying in this stator core 10 and when making this stator core 10 produce magnetic field, the magnetic field interaction that its magnetic field produced and this permanent magnetism core 23 produce, drive this rotor shaft 20 to rotate, and drive this impeller 40 to rotate further, make it carry out the action of pump water.
Overall structure of the present utility model is simple, and has excellent waterproof seal, greatly can reduce cost of production while improving product quality.
When concrete enforcement, this body 11 unshakable in one's determination can be formed by folded the establishing of some steel discs, and the outer surface of this body 11 unshakable in one's determination offers some winding slots 111, and staor winding winding is in this winding slot 111.
When concrete enforcement, the bottom of this cover bucket 62 is provided with axle sleeve 622, and this end axle 22 end of this axle body 21 rear end is plugged in this axle sleeve 622, thus fixes the pivotal position of this rotor shaft 20.
When concrete enforcement, this end axle 22 top of this axle body 21 front end offers limiting groove 221, and stop collar 222 is connected in this limiting groove 221, thus can fix the position of this impeller 40 on this end axle 22 of this axle body 21 front end.
When concrete enforcement, this apical ring plate 61 of this shielding can 60 offers seal groove 612, in sealing groove 612, is provided with seal ring 613.
When this pump head lid 51 lid is located on this drain pan 52 time, sealing circle 613 ring is located between this apical ring plate 61 end face and this pump head lid 51, thus reach the effect of this impeller cavity 54 of sealing, and avoid the current in this impeller cavity 54 to enter into this drain pan chamber 53 further and pollute the generation of this stator core 10, this IC control panel 30 situation.
When concrete enforcement, the aperture position of this cover bucket 62 is inserted with block plate 63, the isolation of this block plate 63 is arranged between this impeller cavity 54 and inner chamber of this cover bucket 62, thus avoids the current in this impeller cavity 54 enter into the inner chamber of this cover bucket 62 and pollute the generation of this axle body 21 situation.
When concrete enforcement, this pump case 50 outer race is provided with Fixing shrink ring 55, the utility model can be fixed on anywhere by user by this Fixing shrink ring 55 to install and use to facilitate, also be connected with sealing wire casing 56 in this pump case 50, external cord of the present utility model can pass to facilitate access external circuit by this sealing wire casing 56 from this pump case 50 when in use.
Claims (10)
1. a brushless motor water pump, it is characterized in that: comprise stator core, rotor shaft, IC control panel and impeller, wherein, this impeller is connected to this rotor shaft one end, and this rotor shaft is located in this stator core, and this IC control panel is arranged on this stator core tail end, this rotor shaft rotates relative to this stator core, and synchronous this wheel rotation of drive, and then produce the action of pump water
This stator core, this rotor shaft, this IC control panel and this impeller are sequentially arranged in pump case, this pump case comprises pump head lid and drain pan, this pump head lid lid is located on this drain pan, and around formation drain pan chamber and impeller cavity, this drain pan chamber and the mutually isolated sealing of this impeller cavity, wherein, this stator core, this rotor shaft and this IC control panel are arranged in this drain pan chamber, and this impeller is arranged in this impeller cavity, this pump head covers and is provided with intake pipe and outlet pipe, this intake pipe and this outlet pipe are connected with this impeller cavity respectively, this impeller is arranged between this intake pipe and this outlet pipe.
2. a kind of brushless motor water pump as claimed in claim 1, it is characterized in that: this stator core comprises body unshakable in one's determination, first plug socket and the second plug socket, wherein, this first plug socket and this second plug socket are plugged on this body two ends unshakable in one's determination respectively, from the end face of this first plug socket, convex is provided with the first dop, the second dop is provided with from the bottom surface convex of this second plug socket, this IC control panel offers some IC-card grooves, this the second dop one_to_one corresponding is connected in this IC-card groove, thus the spatial position of this IC control panel is fixed by this second plug socket, this stator core has one and runs through inner chamber, this rotor shaft is arranged on this to be run through in inner chamber.
3. a kind of brushless motor water pump as claimed in claim 2, it is characterized in that: shielding can is plugged in this and runs through in inner chamber, the isolation of this shielding can is arranged between this stator core and this rotor shaft, this shielding can comprises apical ring plate and cover bucket, this apical ring plate is fixedly connected on this cover bucket top, this cover bucket is plugged in this and runs through in inner chamber, and this first dop is connected in the ring flat-plate draw-in groove of this apical ring plate, thus fixes the relative position between this shielding can and this stator core.
4. a kind of brushless motor water pump as claimed in claim 3, it is characterized in that: be convexly equipped with some ribs at the outer surface of this cover bucket, correspondingly with this ribs some on the internal surface of this first plug socket and this second plug socket, be provided with some grooves, this rib is plugged in this groove one to one, thus fixes the relative position between this shielding can and this stator core further.
5. a kind of brushless motor water pump as claimed in claim 3, it is characterized in that: this rotor shaft comprises axle body and end axle, and wherein, this end axle is separately positioned on the rear and front end portion of this axle body, be equiped with permanent magnetism core in this axle body, this impeller is connected on this end axle of this axle body front end.
6. a kind of brushless motor water pump as claimed in claim 2, it is characterized in that: the outer surface of this body unshakable in one's determination offers some winding slots, staor winding winding is in this winding slot.
7. a kind of brushless motor water pump as claimed in claim 5, is characterized in that: the bottom of this cover bucket is provided with axle sleeve, and this end shaft end of this axle body rear end is plugged in this axle sleeve, thus fixes the pivotal position of this rotor shaft.
8. a kind of brushless motor water pump as described in claim 5 or 7, it is characterized in that: this end axle top of this axle body front end offers limiting groove, stop collar is connected in this limiting groove, thus can fix the position of this impeller on this end axle of this axle body front end.
9. a kind of brushless motor water pump as claimed in claim 3, it is characterized in that: on this apical ring plate of this shielding can, offer seal groove, be provided with seal ring in sealing groove, when this pump head lid lid is located on this drain pan time, sealing ring is located between this apical ring plate top surface and this pump head lid.
10. a kind of brushless motor water pump as described in claim 3,5,9 any one, is characterized in that: the aperture position of this cover bucket is inserted with block plate, and the isolation of this block plate is arranged between the inner chamber of this impeller cavity and this cover bucket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520800837.4U CN205117740U (en) | 2015-10-13 | 2015-10-13 | Brushless motor water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520800837.4U CN205117740U (en) | 2015-10-13 | 2015-10-13 | Brushless motor water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205117740U true CN205117740U (en) | 2016-03-30 |
Family
ID=55573355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520800837.4U Expired - Fee Related CN205117740U (en) | 2015-10-13 | 2015-10-13 | Brushless motor water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205117740U (en) |
-
2015
- 2015-10-13 CN CN201520800837.4U patent/CN205117740U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20211013 |