CN107489660A - Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC - Google Patents
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC Download PDFInfo
- Publication number
- CN107489660A CN107489660A CN201710881977.2A CN201710881977A CN107489660A CN 107489660 A CN107489660 A CN 107489660A CN 201710881977 A CN201710881977 A CN 201710881977A CN 107489660 A CN107489660 A CN 107489660A
- Authority
- CN
- China
- Prior art keywords
- rotor
- impeller
- hole
- shaftless
- motor casing
- 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
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 21
- 239000000919 ceramic Substances 0.000 claims description 21
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 241000251468 Actinopterygii Species 0.000 abstract description 11
- 239000004576 sand Substances 0.000 abstract description 6
- 230000005284 excitation Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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
- F04D35/00—Pumps producing waves in liquids, i.e. wave-producers
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/047—Liquid pumps for aquaria
Abstract
The present invention provides a kind of shaftless frequency conversion of brush DC and makes unrestrained pump, including hollow drive end bearing bracket, after hollow every husky lid and located at the drive end bearing bracket and after motor between Sha Gai, the motor includes motor casing and impeller p-m rotor, the motor casing is provided with motor casing inwall through hole vertically, the impeller p-m rotor is rotatably arranged in the motor casing inwall through hole, the impeller p-m rotor is provided with rotor inner wall through hole vertically, the drive end bearing bracket and after every middle cavity and the rotor inner wall through hole of sand lid form the water channel that water supply stream passes through, circumferentially arranged with the blade of driving current flowing in the rotor inner wall through hole；Under the driving of blade, water channel of the water constantly by being formed after every the middle cavity of the middle cavity of sand lid, rotor inner wall through hole and drive end bearing bracket in fish jar, so that fish tank water fully flows, and, the structure is because without using motor center axle, so with small vibration in the course of the work and long lifespan, and caused noise is small and relatively Jing Yin.
Description
【Technical field】
The present invention relates to unrestrained pump field is made, unrestrained pump is made in especially a kind of shaftless frequency conversion of brush DC.
【Background technology】
It is usually to be used in the fish jar of raising to make unrestrained pump, stirs water using impeller, water is fully flowed, but on the market
It is most of make unrestrained pump be all using motor center axle so that impeller is connected with motor, and under the mobilization of current,
Motor center axle easily produces vibration, so as to produce noise.
【The content of the invention】
The technical problem to be solved in the present invention is to provide non-stop layer axle, the shaftless change of a kind of brush DC with small vibration and Jing Yin
Frequency makes unrestrained pump.
The object of the present invention is achieved like this：
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC, including hollow drive end bearing bracket, it is hollow after every sand lid and located at described
Drive end bearing bracket and after motor between Sha Gai, the motor includes motor casing and impeller p-m rotor, and the motor casing is vertically
Provided with motor casing inwall through hole, the impeller p-m rotor is rotatably arranged in the motor casing inwall through hole, the impeller
P-m rotor is provided with rotor inner wall through hole vertically, the drive end bearing bracket and after middle cavity every sand lid and the rotor inner wall through hole
Form the water channel that water supply stream passes through, the blade flowed in the rotor inner wall through hole circumferentially arranged with driving current.
Using structure as described above, motor casing is provided with motor casing inwall through hole vertically, and impeller p-m rotor is rotationally
In motor casing inwall through hole, and impeller p-m rotor also is provided with rotor inner wall through hole vertically so that drive end bearing bracket and after every
Middle cavity and the rotor inner wall through hole of sand lid form the water channel that water supply stream passes through, and in rotor inner wall through hole circumferentially arranged with
Drive the blade of current flowing so that under the driving of blade, water in fish jar constantly by the middle cavity after every sand lid, turn
The water channel that the middle cavity of sub- inwall through hole and drive end bearing bracket is formed, so that fish tank water fully flows, moreover, the structure is adopted because of nothing
With motor central shaft, so with small vibration in the course of the work and long lifespan, and caused noise is small and relatively Jing Yin.
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC as described above, and the motor casing is circumferentially arranged with magnet coil, phase
Ying Di, the impeller p-m rotor is circumferentially arranged with the number of pole-pairs permanent magnet corresponding with the magnet coil, to magnet coil
It is powered so that circumferential along motor casing forms rotating excitation field, and permanent magnet rotates with it under the drive of rotating excitation field, so that
Impeller p-m rotor reliably rotates in motor casing inwall through hole.
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC as described above, and the impeller p-m rotor is made of ceramic materials,
And the front-end and back-end of the impeller p-m rotor are arranged with the first ceramic ring, the impeller p-m rotor rotates and is located at two institutes
State between the first ceramic ring so that impeller p-m rotor is not in contact with the inwall of motor casing, avoids impeller p-m rotor and turns
Friction is contacted when dynamic with the inwall of motor casing and produces noise, and because of the first ceramic ring and impeller p-m rotor by pottery
Ceramic material is made, so when impeller p-m rotor rotates between two first ceramic rings, caused friction is small, with small vibration,
Noise is small and relatively Jing Yin.
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC as described above, and the motor casing is described circumferentially arranged with annular groove
For magnet coil uniformly in the annular groove, the impeller p-m rotor is circumferentially uniformly provided with quantity and the magnet coil
The consistent holding tank of number of poles, the permanent magnet is in the holding tank, and rotating excitation field is uniformly distributed in caused by magnet coil
In annular groove, and permanent magnet, in the holding tank on impeller p-m rotor, rotating excitation field caused by magnet coil causes impeller forever
Permanent magnet on magnet rotor acts on and produces uniform rotary torsion, so that impeller p-m rotor is in motor casing inwall through hole
Inside reliably rotate.
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC as described above, the first pottery located at the impeller p-m rotor front end
The front end of ceramic ring and the rear end of the first ceramic ring located at the impeller p-m rotor rear end are also arranged with the second ceramic ring respectively,
So that the first ceramic ring can also rotate relative to the second ceramic ring, frictional force when further dispersion impeller p-m rotor rotates
With reduction caused by noise.
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC as described above, and the rear end of the motor casing is provided with spacing shelves ring, after
It is spacing that second ceramic ring at end is limited grade ring.
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC as described above, and the permanent magnet is ndfeb magnet, neodymium-iron-boron
The advantages of iron is cost-effective, and has good mechanical property.
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC as described above, on the magnet coil and permanent magnet embedding have epoxy
Resin is with waterproof.
【Brief description of the drawings】
The embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is the decomposing schematic representation of the present invention；
Fig. 2 is the schematic cross-sectional view of the present invention；
Fig. 3 is the assembling schematic diagram of motor of the present invention.
【Embodiment】
Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC, including hollow drive end bearing bracket 1, it is hollow after every husky lid 2 and before being located at
End cap 1 and after motor 3 between husky lid 2, motor includes motor casing 31 and impeller p-m rotor 32, and motor casing 31 is set vertically
There is motor casing inwall through hole 311, impeller p-m rotor 32 is rotatably arranged in motor casing inwall through hole 311, and impeller permanent magnetism turns
Son 32 is provided with rotor inner wall through hole 321 vertically, drive end bearing bracket 1 and after formed every the middle cavity of husky lid 2 with rotor inner wall through hole 321
The water channel that water supply stream passes through, the interior blade 4 circumferentially arranged with driving current flowing of rotor inner wall through hole 321.
Motor casing 31 is circumferentially arranged with magnet coil 5, and correspondingly, impeller p-m rotor 32 is circumferentially arranged with number of pole-pairs and electricity
The corresponding permanent magnet 6 of magnetic coil 5, motor casing 31 are uniformly located at annular groove 312 circumferentially arranged with annular groove 312, magnet coil 5
Interior, impeller p-m rotor 32 is circumferentially uniformly provided with the quantity holding tank 322 consistent with the number of poles of magnet coil 5, and permanent magnet 6 is located at
In holding tank 322, permanent magnet 6 is ndfeb magnet, on magnet coil 5 and permanent magnet 6 embedding have epoxy resin.
Impeller p-m rotor 32 is made of ceramic materials, and the front-end and back-end of impeller p-m rotor 32 are arranged with first
Ceramic ring 7, impeller p-m rotor 32, which rotates, to be located between two first ceramic rings 7, and the first of the front end of impeller p-m rotor 32
The front end of ceramic ring 7 and the rear end of the first ceramic ring 7 located at the rear end of impeller p-m rotor 32 are also arranged with the second ceramics respectively
Ring 8, the rear end of motor casing 31 are provided with spacing shelves ring 313, and it is spacing that the second ceramic ring 8 of rear end is limited grade ring 313.
The present invention makes unrestrained pump and is placed in fish jar in use, be provided with fixed magnet A91 every the support base 9 on husky lid 2 after being located at
It is interior and make fixed magnet A91 fitting fish jar on the inside of, the magnetic fixed magnet B92 different with fixed magnet A91 is then bonded fish
Opening position corresponding with fixed magnet A91, is fixed in fish jar side wall so that making unrestrained pump, is then electrified to, makes electricity on the outside of cylinder
Magnetic coil 5 obtains electric and produces rotating excitation field, is located at the permanent magnet 6 in the holding tank 322 of impeller p-m rotor 32 by rotating excitation field
Magnetic field force after impeller p-m rotor 32 rotate in the motor casing inwall through hole 311 so that blade 4 is in rotor inner wall through hole
Rotated in 321, so as to drive fish tank water constantly by the middle cavity, rotor inner wall through hole 321 and drive end bearing bracket after every husky lid 2
The water channel that 1 middle cavity is formed, and then fish tank water is fully flowed.
It is worth noting that, what is electrically connected with magnet coil 5 is a control box, it is provided with control box and is used for regulation motor 3
The control panel of frequency, can adjust the rotating speed size of motor 3 by control panel, and can timing acceleration or deceleration realize and make unrestrained function,
Can also time switch start motor 3, control panel can also embedded with bluetooth or WIFI module, realize cell phone application control.
Claims (8)
1. unrestrained pump is made in a kind of shaftless frequency conversion of brush DC, it is characterised in that including hollow drive end bearing bracket (1), it is hollow after every Sha Gai
(2) and located at the drive end bearing bracket (1) and after motor (3) between Sha Gai (2), the motor (3) include motor casing (31) and
Impeller p-m rotor (32), the motor casing (31) are provided with motor casing inwall through hole (311), the impeller p-m rotor vertically
(32) it is rotatably arranged in the motor casing inwall through hole (311), the impeller p-m rotor (32) is provided with rotor vertically
Inwall through hole (321), the drive end bearing bracket (1) and after formed and supplied every Sha Gai (2) middle cavity and the rotor inner wall through hole (321)
The water channel that current pass through, the interior blade (4) circumferentially arranged with driving current flowing of the rotor inner wall through hole (321).
2. unrestrained pump is made in the shaftless frequency conversion of a kind of brush DC according to claim 1, it is characterised in that the motor casing (31)
Circumferentially arranged with magnet coil (5), correspondingly, the impeller p-m rotor (32) is circumferentially arranged with number of pole-pairs and the electromagnetic wire
Enclose (5) corresponding permanent magnet (6).
3. unrestrained pump is made in the shaftless frequency conversion of a kind of brush DC according to claim 1, it is characterised in that the impeller permanent magnetism turns
Sub (32) are made of ceramic materials, and the front-end and back-end of the impeller p-m rotor (32) are arranged with the first ceramic ring (7),
The impeller p-m rotor (32), which rotates, to be located between two first ceramic rings (7).
4. unrestrained pump is made in the shaftless frequency conversion of a kind of brush DC according to claim 2, it is characterised in that the motor casing (31)
Circumferentially arranged with annular groove (312), uniformly in the annular groove (312), the impeller permanent magnetism turns the magnet coil (5)
Sub (32) are circumferentially uniformly provided with the quantity holding tank (322) consistent with the magnet coil (5) number of poles, the permanent magnet (6)
In the holding tank (322).
5. unrestrained pump is made in the shaftless frequency conversion of a kind of brush DC according to claim 3, it is characterised in that located at the impeller forever
The front end of first ceramic ring (7) of magnet rotor (32) front end and the first ceramic ring located at impeller p-m rotor (32) rear end
(7) rear end is also arranged with the second ceramic ring (8) respectively.
6. unrestrained pump is made in the shaftless frequency conversion of a kind of brush DC according to claim 5, it is characterised in that the motor casing (31)
Rear end be provided with spacing shelves ring (313).
7. unrestrained pump is made in the shaftless frequency conversion of a kind of brush DC according to any one of claim 1 to 6, it is characterised in that it is described forever
Magnet (6) is ndfeb magnet.
8. unrestrained pump is made in the shaftless frequency conversion of a kind of brush DC according to any one of claim 1 to 6, it is characterised in that the electricity
Embedding has epoxy resin on magnetic coil (5) and permanent magnet (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710881977.2A CN107489660A (en) | 2017-09-26 | 2017-09-26 | Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710881977.2A CN107489660A (en) | 2017-09-26 | 2017-09-26 | Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107489660A true CN107489660A (en) | 2017-12-19 |
Family
ID=60653157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710881977.2A Pending CN107489660A (en) | 2017-09-26 | 2017-09-26 | Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107489660A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361124A (en) * | 2018-04-26 | 2018-08-03 | 长沙紫宸科技开发有限公司 | The aircraft shaftless ducted fan of cone tooth driving torque self-balancing or blade |
| CN109296549A (en) * | 2018-11-21 | 2019-02-01 | 兴城市水泵制造有限公司 | The shaftless blade electric pump of brushless, permanently |
| WO2019128058A1 (en) * | 2017-12-28 | 2019-07-04 | 大连理工大学 | Fluid machine with shaftless drive and easy to realize electronic program control |
| CN110578316A (en) * | 2018-06-08 | 2019-12-17 | 李中勇 | wave making machine without shaft core |
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|---|---|---|---|---|
| CN2168103Y (en) * | 1993-08-03 | 1994-06-08 | 罗海 | mechanical-electric pipe pump |
| EP0903835A1 (en) * | 1995-04-03 | 1999-03-24 | Z&D Ltd. | Axial flow pump/marine propeller |
| JP2004278375A (en) * | 2003-03-14 | 2004-10-07 | Yasuhiro Fukui | Axial flow pump |
| JP2004364441A (en) * | 2003-06-06 | 2004-12-24 | Howa Mach Ltd | Rotating apparatus, and generator and pump using the same |
| GB201001034D0 (en) * | 2010-01-22 | 2010-03-10 | Univ Lancaster | Improved turbine |
| CN102619788A (en) * | 2012-04-10 | 2012-08-01 | 武汉第二船舶设计研究所 | Integrated shaft-free motor axial flow pump |
| CN202883502U (en) * | 2012-08-21 | 2013-04-17 | 中山市松宝电器有限公司 | Wave production pump |
| CN205225763U (en) * | 2015-12-23 | 2016-05-11 | 西华大学 | Shaftless pump |
| CN205565965U (en) * | 2016-04-22 | 2016-09-07 | 王前进 | Ring type brushless motor and adopt motor -driven pump of this motor |
| CN106402044A (en) * | 2016-11-10 | 2017-02-15 | 广州市积光电子有限公司 | Water flow wave generating water pump |
| CN206290497U (en) * | 2016-08-10 | 2017-06-30 | 佛山市汇盈丰电器有限公司 | One kind makes unrestrained pump |
| CN107246395A (en) * | 2017-06-28 | 2017-10-13 | 武汉理工大学 | A kind of shaftless edge wheel water jet pump of electromagnetism peculiar to vessel |
| CN207879725U (en) * | 2017-09-26 | 2018-09-18 | 邓耀钊 | Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC |
-
2017
- 2017-09-26 CN CN201710881977.2A patent/CN107489660A/en active Pending
Patent Citations (13)
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|---|---|---|---|---|
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| EP0903835A1 (en) * | 1995-04-03 | 1999-03-24 | Z&D Ltd. | Axial flow pump/marine propeller |
| JP2004278375A (en) * | 2003-03-14 | 2004-10-07 | Yasuhiro Fukui | Axial flow pump |
| JP2004364441A (en) * | 2003-06-06 | 2004-12-24 | Howa Mach Ltd | Rotating apparatus, and generator and pump using the same |
| GB201001034D0 (en) * | 2010-01-22 | 2010-03-10 | Univ Lancaster | Improved turbine |
| CN102619788A (en) * | 2012-04-10 | 2012-08-01 | 武汉第二船舶设计研究所 | Integrated shaft-free motor axial flow pump |
| CN202883502U (en) * | 2012-08-21 | 2013-04-17 | 中山市松宝电器有限公司 | Wave production pump |
| CN205225763U (en) * | 2015-12-23 | 2016-05-11 | 西华大学 | Shaftless pump |
| CN205565965U (en) * | 2016-04-22 | 2016-09-07 | 王前进 | Ring type brushless motor and adopt motor -driven pump of this motor |
| CN206290497U (en) * | 2016-08-10 | 2017-06-30 | 佛山市汇盈丰电器有限公司 | One kind makes unrestrained pump |
| CN106402044A (en) * | 2016-11-10 | 2017-02-15 | 广州市积光电子有限公司 | Water flow wave generating water pump |
| CN107246395A (en) * | 2017-06-28 | 2017-10-13 | 武汉理工大学 | A kind of shaftless edge wheel water jet pump of electromagnetism peculiar to vessel |
| CN207879725U (en) * | 2017-09-26 | 2018-09-18 | 邓耀钊 | Unrestrained pump is made in a kind of shaftless frequency conversion of brush DC |
Non-Patent Citations (1)
| Title |
|---|
| 赵文常: "《自动控制元件》", 哈尔滨工程大学出版社, pages: 41 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019128058A1 (en) * | 2017-12-28 | 2019-07-04 | 大连理工大学 | Fluid machine with shaftless drive and easy to realize electronic program control |
| CN108361124A (en) * | 2018-04-26 | 2018-08-03 | 长沙紫宸科技开发有限公司 | The aircraft shaftless ducted fan of cone tooth driving torque self-balancing or blade |
| CN110578316A (en) * | 2018-06-08 | 2019-12-17 | 李中勇 | wave making machine without shaft core |
| CN109296549A (en) * | 2018-11-21 | 2019-02-01 | 兴城市水泵制造有限公司 | The shaftless blade electric pump of brushless, permanently |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171219 |