CN104976136A - Shield pump of brushless motor - Google Patents
Shield pump of brushless motor Download PDFInfo
- Publication number
- CN104976136A CN104976136A CN201510411755.5A CN201510411755A CN104976136A CN 104976136 A CN104976136 A CN 104976136A CN 201510411755 A CN201510411755 A CN 201510411755A CN 104976136 A CN104976136 A CN 104976136A
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- Prior art keywords
- housing
- electric machine
- pump
- brushless electric
- rotor
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Abstract
The invention discloses a shield pump of a brushless motor. The shield pump comprises a water pump and the brushless motor. The water pump comprises a pump body and an impeller located in the pump body. The left end of a shell of the brushless motor is fixedly connected with the pump body. A shield cover and a shield sleeve are sequentially arranged at the left end of the shell of the brushless motor from outside to inside. The shield sleeve comprises a shield sleeve end face and a shield sleeve body. The shield sleeve end face is matched with the shield cover. A rotor is arranged in a body of the shield sleeve. A rotor shaft on the rotor penetrates through the shield cover and the impeller in sequence and then stretches into the pump body. Meanwhile, the outer surface of the body of the shield sleeve is sleeved with a stator part. The stator part comprises a stator, a front framework and a rear framework, wherein the front framework and the rear framework are located at the front end and the rear end of the stator and matched with the stator. A display panel, a control panel seat and a controller are sequentially arranged at the right end of a motor shell from outside to inside. The shield pump has the advantages of being stable in operation, high in working efficiency, long in service life, free of noise during use, small in size, convenient to install and maintain and capable of meeting the requirement of most of application occasions.
Description
Technical field
The present invention relates to liquid delivery pump series products field, particularly relate to a kind of canned motorpump.
Background technique
The driving of Ordinary Centrifugal Pumps is connected with electric drive axle by the impeller shaft of coupling by pump, impeller is made to rotate together with motor and work, when long-term transport or transport special liquid, easy leakage, causes befouling environment, even endangers personal safety, and canned motorpump is a kind of unprssurized pump, pump and drive motor are all sealed in one and are pumped in the pressurized container that medium is full of, and this pressurized container only has static seal, are only provided rotating magnetic field by one group of electric wire and are driven rotor.This structure eliminates the sealing device for rotary shaft that conventional centrifugal pump has, therefore can accomplish complete No leakage.
But there is the defects such as structure is not compact, job insecurity, efficiency are not high, installation and maintenance are inconvenient in existing canned motorpump.
Therefore, above-mentioned technical barrier urgently to be resolved hurrily.
Summary of the invention
Goal of the invention: the invention provides a kind ofly to operate steadily, working efficiency is high, the brushless electric machine canned motorpump of long service life.
Technological scheme: brushless electric machine canned motorpump of the present invention, comprises water pump and brushless electric machine, described water pump comprises the pump housing and is positioned at the impeller of the pump housing, described brushless electric machine comprises motor housing, the left end of this motor housing is fixedly connected with the pump housing, this motor housing left end is provided with shielding cover and housing from outside to inside successively, wherein, housing comprises housing end face and housing body, housing end face matches with shielding cover, rotor is provided with in housing body, and then this epitrochanterian rotor shaft stretches in the pump housing through shielding cover and impeller successively, simultaneously, the sheathed stator component of outer surface of housing body, this stator component comprises stator and is positioned at stator rear and front end and skeleton and back skeleton before matching with it, the right-hand member of motor housing is provided with display floater from outside to inside successively, chain of command panel seat and controller, make display floater like this, chain of command panel seat and controller integrated with motor housing, make whole product more attractive in appearance in shape.
Wherein, described impeller comprises 6-9 blade.
Preferably, the diameter of described rotor shaft is 10-12mm; Rotor shaft between described shielding cover and impeller is provided with fore bearing, the tail end rotor shaft being positioned at described housing body is provided with rear bearing, and this fore bearing, between rear bearing and rotor shaft, carry out precision-fit, preferably, the fit up gap between fore bearing and rotor shaft is 0.02-0.03mm.
Meanwhile, between described shielding cover and housing, be provided with packing ring, and the sheathed magnetic shoe sleeve of the outer surface of described rotor, sheathed antifriction lamellar body on the rotor shaft between the left side and fore bearing of rotor.
Described chain of command panel seat comprises an end face and the outer wall of formation that stretches out from this end face surrounding, and described controller press-fits in outer wall, attachment plug on this controller, is provided with the slotting spring matched with this plug on back skeleton simultaneously.
Preferably, connecting power line on described motor housing, and be provided with to draw between motor housing and power line and do not take off.
Beneficial effect: compared with prior art, its remarkable advantage is: first in the present invention, this pump operation is steady, working efficiency is high, the life-span is long, use time noiseless; Secondly, by increasing rotor shaft diameter, Operating torque power can be increased, extends life of product; Simultaneously by reducing blade number, the angle between adjacent two blades increasing impeller, improves the lift of product; In addition, this pump motor and water pump integral structure, beautiful shape, volume be little, install and convenience easy to maintenance, can meet the demand of most of application.
Accompanying drawing explanation
Fig. 1 is the plan view of brushless electric machine canned motorpump of the present invention;
Fig. 2 is the assembling schematic diagram of brushless electric machine canned motorpump of the present invention;
Fig. 3 is the structural representation of brushless electric machine canned motorpump impeller of the present invention
Embodiment
Below in conjunction with accompanying drawing, technological scheme of the present invention is described further.
As shown in Figure 1, 2, this brushless electric machine canned motorpump comprises water pump 1 and brushless electric machine 2, and wherein, water pump 1 comprises the pump housing 3 and is positioned at the impeller 4 of the pump housing 3, can also be pressed with impeller sealing ring 34 in the pump housing 3 simultaneously.Brushless electric machine 2 comprises motor housing 5, the left end of this motor housing 5 is connected with the pump housing 3, such as can connect with socket head screw 30, shielding cover 6 and housing 7 is inwardly provided with successively from this motor housing 5 left end, wherein shielding cover 6 and housing 7 are sealed by packing ring 21, housing 7 comprises housing end face 8 and housing body 9, shielding cover 6 matches with housing end face 8, wherein preferred, the seam of shielding cover 6 matches with the seam of housing 7, and the afterbody of housing 7 can also be equipped with O RunddichtringO, bleed screw 28.Rotor 10 is positioned at housing body 9, and the rotor shaft 11 on this rotor 10 is successively through rear bearing 20, shielding cover 6, fore bearing 19 and impeller 4, then stretch in the pump housing 3, wherein, magnetic shoe sleeve 22 is located on the outer surface of rotor 10, and friction lamellar body 23 is set on the rotor shaft 11 between the left side of rotor 10 and fore bearing 19.
Meanwhile, stator component is sheathed on the outer surface of housing body 9, and this stator component comprises stator 12 and is installed on front skeleton 13 and the back skeleton 14 of stator 12 rear and front end respectively.The right-hand member of motor housing 5 is provided with display floater 15, chain of command panel seat 16 and controller 17 from outside to inside successively, the ground wire of its middle controller 17 and lighting outlet can also be fixed on motor housing 5 by crossed pan head screw 31, bullet pad 32, tooth pad 33, connect live wire, zero line respectively, put insulating bush.
As shown in Figure 3, described impeller 4 comprises 6-9 blade 18, with the angle between adjacent two blades increasing impeller to 60 °-40 °, reaches the pressure increasing water, improves the object of lift.Proved by test, when the quantity of blade is 9, effect is the most desirable.
The diameter of rotor shaft 11 is 10-12mm, by increasing the diameter of rotor shaft 11, reaching and increasing normal Operating torque power, the effect of life-saving.Test proves, when the diameter of rotor shaft 11 is 12mm, and best results.Meanwhile, the mode taking precision-fit between rotor shaft 11 and fore bearing 19, rear bearing 20, preferably, the fit up gap between fore bearing and rotor shaft is 0.02-0.03mm.Advanced ceramic materials 95 aluminium oxide all selected by fore bearing 19 and rear bearing 20, effectively can improve wear-resisting property and reduce the noise run, extending the working life of whole product, facilitate I&M simultaneously.
Chain of command panel seat 16 comprises an end face and prolongs the outer wall that this end face periphery extends to form in the same direction, and controller 17 press-fits in outer wall, attachment plug 24 on this controller 17, is provided with the slotting spring 25 matched with this plug 24 on back skeleton 14 simultaneously.Wherein, large O type circle 29 can also be provided with in the water jacket of this chain of command panel seat.This controller has various modes and can select, unique adaptive functions automatically and night operating mode, can electric energy be saved.
In addition, motor housing 5 is connected with power line 26 by cannot not drawing de-ly 27.
The present invention adopts brushless electric machine and water pump integral structure, aims at the energy-saving shielding recycle pump of heating system design, also can be used for domestic hot-water's recirculating system, can also be used for central air-conditioner simultaneously, electricity warms up.
Claims (8)
1. a brushless electric machine canned motorpump, is characterized in that: comprise water pump (1) and brushless electric machine (2), described water pump (1) comprises the pump housing (3) and is positioned at the impeller (4) of the pump housing (3), described brushless electric machine (2) comprises motor housing (5), the left end of this motor housing (5) is fixedly connected with the pump housing (3), this motor housing (5) left end is provided with shielding cover (6) and housing (7) from outside to inside successively, wherein, housing (7) comprises housing end face (8) and housing body (9), housing end face (8) matches with shielding cover (6), rotor (10) is provided with in housing body (9), and the rotor shaft (11) on this rotor (10) then stretches in the pump housing (3) through shielding cover (6) and impeller (4) successively, simultaneously, the sheathed stator component of outer surface of housing body (9), this stator component comprises stator (12) and is positioned at stator (12) rear and front end and skeleton (13) and back skeleton (14) before matching with it, the right-hand member of motor housing (5) is provided with display floater (15) from outside to inside successively, chain of command panel seat (16) and controller (17).
2. brushless electric machine canned motorpump according to claim 1, is characterized in that: described impeller (4) comprises 6-9 blade (18).
3. brushless electric machine canned motorpump according to claim 1 and 2, is characterized in that: the diameter of described rotor shaft (11) is 10-12mm.
4. brushless electric machine canned motorpump according to claim 1 and 2, it is characterized in that: the rotor shaft (11) be positioned between described shielding cover (6) and impeller (4) is provided with fore bearing (19), the rotor shaft (11) being positioned at described housing body (9) tail end is provided with rear bearing (20), and this fore bearing (19), precision-fit between rear bearing (20) and rotor shaft (11).
5. brushless electric machine canned motorpump according to claim 4, is characterized in that: the fit up gap between described fore bearing (19) and rotor shaft (11) is 0.02-0.03mm.
6. brushless electric machine canned motorpump according to claim 1, it is characterized in that: between described shielding cover (6) and housing (7), be provided with packing ring (21), and the sheathed magnetic shoe sleeve of outer surface (22) of described rotor (10), the upper sheathed friction lamellar body (23) of the rotor shaft (11) between the left side of rotor (10) and fore bearing (19).
7. brushless electric machine canned motorpump according to claim 1, it is characterized in that: described chain of command panel seat (16) comprises an end face and the outer wall of formation that stretches out from this end face surrounding, described controller (17) press-fits in outer wall, the upper attachment plug (24) of this controller (17), is provided with the slotting spring (25) matched with this plug (24) simultaneously on back skeleton (14).
8. brushless electric machine canned motorpump according to claim 1, it is characterized in that: the upper connecting power line (26) of described motor housing (5), and be provided with between motor housing (5) and power line (26) and cannot do not draw de-ly (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411755.5A CN104976136A (en) | 2015-07-14 | 2015-07-14 | Shield pump of brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411755.5A CN104976136A (en) | 2015-07-14 | 2015-07-14 | Shield pump of brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104976136A true CN104976136A (en) | 2015-10-14 |
Family
ID=54272972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510411755.5A Pending CN104976136A (en) | 2015-07-14 | 2015-07-14 | Shield pump of brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104976136A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105805022A (en) * | 2016-05-18 | 2016-07-27 | 兴化市中兴电器制造有限公司 | Portable series excitation motor-driven water pump |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2830732Y (en) * | 2005-07-22 | 2006-10-25 | 陈斌 | Shielded pipe pump |
| CN102182694A (en) * | 2011-04-30 | 2011-09-14 | 陈斌 | Circulating pump |
| CN202435224U (en) * | 2011-12-22 | 2012-09-12 | 杭州奥泰电器有限公司 | Brushless hollow rotor direct-current motor |
| EP2587066A2 (en) * | 2011-10-26 | 2013-05-01 | Assoma Inc. | Permanent magnet motor pump |
| CN203406762U (en) * | 2013-08-21 | 2014-01-22 | 舟山市东海电机实业有限公司 | Direct-current brushless motor |
| CN203537152U (en) * | 2013-08-30 | 2014-04-09 | 深圳市雅诺科技股份有限公司 | Permanent-magnet brushless motor structure |
| CN104184287A (en) * | 2013-05-28 | 2014-12-03 | 深圳市长锦成电器有限公司 | Salient-pole winding induction motor and manufacture method thereof |
| CN204805112U (en) * | 2015-07-14 | 2015-11-25 | 王进 | Brushless motor canned motor pump |
-
2015
- 2015-07-14 CN CN201510411755.5A patent/CN104976136A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2830732Y (en) * | 2005-07-22 | 2006-10-25 | 陈斌 | Shielded pipe pump |
| CN102182694A (en) * | 2011-04-30 | 2011-09-14 | 陈斌 | Circulating pump |
| EP2587066A2 (en) * | 2011-10-26 | 2013-05-01 | Assoma Inc. | Permanent magnet motor pump |
| CN202435224U (en) * | 2011-12-22 | 2012-09-12 | 杭州奥泰电器有限公司 | Brushless hollow rotor direct-current motor |
| CN104184287A (en) * | 2013-05-28 | 2014-12-03 | 深圳市长锦成电器有限公司 | Salient-pole winding induction motor and manufacture method thereof |
| CN203406762U (en) * | 2013-08-21 | 2014-01-22 | 舟山市东海电机实业有限公司 | Direct-current brushless motor |
| CN203537152U (en) * | 2013-08-30 | 2014-04-09 | 深圳市雅诺科技股份有限公司 | Permanent-magnet brushless motor structure |
| CN204805112U (en) * | 2015-07-14 | 2015-11-25 | 王进 | Brushless motor canned motor pump |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105805022A (en) * | 2016-05-18 | 2016-07-27 | 兴化市中兴电器制造有限公司 | Portable series excitation motor-driven water pump |
| CN105805022B (en) * | 2016-05-18 | 2018-07-10 | 兴化市中兴电器制造有限公司 | A kind of portable series excited machine water pump |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20151014 |