CN1847667A - Generator rotor structure for hot water circulating pump - Google Patents
Generator rotor structure for hot water circulating pump Download PDFInfo
- Publication number
- CN1847667A CN1847667A CNA2006100649008A CN200610064900A CN1847667A CN 1847667 A CN1847667 A CN 1847667A CN A2006100649008 A CNA2006100649008 A CN A2006100649008A CN 200610064900 A CN200610064900 A CN 200610064900A CN 1847667 A CN1847667 A CN 1847667A
- Authority
- CN
- China
- Prior art keywords
- rotor
- hot water
- circulating pump
- iron core
- water circulating
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/14—Protection against electric or thermal overload
- H01G2/18—Protection against electric or thermal overload with breakable contacts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid 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
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0606—Canned motor pumps
Abstract
The invention discloses a motor rotor structure of hot water circulating pump to prevent water in the rotor, which contains hollow metal pipe, wherein the iron core of rotor is plugged in the metal pipe; the sealing lid is inserted in two sides of iron core of rotor separately, which is connected on the iron core of rotor through bending two ends of metal pipe.
Description
Technical field
The present invention relates to a kind of motor rotor construction of hot water circulating pump, can prevent that particularly moisture from entering the motor rotor construction of the hot water circulating pump of internal rotor.
Background technique
As everyone knows, hot water circulating pump comes drives impeller as the power by motor, thereby heated hot water is forcibly supplied to the device of each use position, is widely used at industrial field.
On the other hand, the general structure that is associated with above-mentioned hot water circulating pump as shown in Figure 1.
With reference to Fig. 1, hot water circulating pump 100 comprises: stator 112, the electric current that its acceptance applies from coil; Electric machine casing 114, it runs through and is arranged on this stator 112, and is inserted with rotor rotated 116 and axle 118 by the electric current that imposes on this stator 112 in inside; Impeller 120, it is rotated with axle 118 with engaging, forcibly makes the hot water circuit that flows in the impeller housing 120.
But, under the situation of above-mentioned this existing hot water circulating pump 100, in use might produce following problem.
The hot water a that flows in the impeller housing 120 also flow in the electric machine casing 114, and the rotor 116 that is arranged in electric machine casing 114 is in the state that is exposed to hot water a all the time.That is, in view of above-mentioned characteristic, rotor 116 must have and prevents the function of leaking, so that moisture can not be penetrated into its inside.But existing rotor 116 does not have in addition and prevents the function of leaking, and therefore along with the process of time, the inside component parts of rotor 116 is corroded, and has the problem of its function of forfeiture.
Summary of the invention
So, in order to address the above problem, the objective of the invention is to, a kind of motor rotor construction of hot water circulating pump is provided, it is used to prevent that moisture penetration from arriving the inside of rotor.
Another object of the present invention is to, a kind of motor rotor construction of hot water circulating pump is provided, it can prevent that the airtight cover that is bonded on the rotor iron core two ends breaks away from.
And, the present invention also aims to, a kind of motor rotor construction of hot water circulating pump is provided, its airtight cover uses the good silicon materials of water tightness.
In order to achieve the above object, the motor rotor construction of hot water circulating pump of the present invention, it is characterized in that, metal tube with inner hollow, in described metal tube, be inserted with rotor iron core, both sides at described rotor iron core have embedded airtight cover respectively, described airtight cover by the inside bending of the both side ends that makes described metal tube respectively crimping be fixed on the rotor iron core.
And, the invention provides the motor rotor construction that a kind of outer surface at airtight cover is attached with the hot water circulating pump of packing ring.
As the method that makes the inside bending of metal tube, preferred any method from twist with the fingers limit (throwing) method or crimping joint method, selected of using.
That is, the invention is characterized in, make rotor have the above-mentioned function of leaking that prevents, in use be penetrated in the rotor iron core, thereby can prevent the corrosion and the damage of the component parts of rotor to prevent hot water.
The motor rotor construction of hot water circulating pump of the present invention can be realized following effect.
At first,, can prevent that hot water in use is penetrated into the rotor iron core that is arranged in metal tube, thereby reach the effect that can prevent to leak and improve water tightness by constituting metal tube with the airtight profile as rotor of airtight cover.
And the present invention makes packing ring in use be shed to the outside attached to the outer surface of airtight cover to prevent airtight cover, and by using the material of silicon as this airtight cover, also can reach the effect of further raising water tightness.
Description of drawings
Fig. 1 is the figure of general structure of the hot water circulating pump of expression prior art.
Fig. 2 be the expression preferred implementation of the present invention the hot water circuit electric motor for pump component parts, be the stereogram of the structure of rotor.
Fig. 3 a is the figure of the manufacturing step of expression rotor of the present invention.
Fig. 3 b is the figure of the manufacturing step of expression rotor of the present invention.
Label declaration
10: rotor; 12: metal tube; 14: rotor iron core; 16: airtight cover; 18: packing ring; 20: axle.
Embodiment
Below, the preferred implementation that present invention will be described in detail with reference to the accompanying.
Rotor described later refers to: it rotates by the power supply that applies from stator as one in the component parts that is arranged at the motor in the hot water circulating pump, makes the axle rotation that is connected with impeller, thereby drives this impeller.About being arranged on the concrete structure of the motor in the hot water circulating pump, the korean application of submitting on February 15th, 2005 the applicant is numbered in 20-2005-0003934 number " hot water circulating pump " and is disclosed detailed content.
Fig. 2 is the figure of the hot water circulating pump of expression embodiment of the present invention with the structure of rotor.
With reference to Fig. 2, rotor 10 has the metal tube 12 of inner hollow, is inserted with rotor iron core 14 in the inside of this metal tube 12, in the hole 14a that is formed at rotor iron core 14 central authorities, runs through being provided with the axle 20 that is used for drives impeller.
The chimeric respectively airtight cover 16 that constitutes main structure of the present invention that is inserted with in the both sides of the hole of rotor iron core 14 14a, this airtight cover 16 is airtight with metal tube 12, prevents that moisture from entering rotor iron core 14.At this moment, as airtight cover 16, preferably use the good silicon materials of water tightness.
Realize that the airtight cover 16 of above-mentioned functions is fixed on the both sides of rotor iron core by the method crimping of sth. made by twisting described later limit.That is, shown in Fig. 3 a,, shown in Fig. 3 b, make the inside bending of both side ends 12a of metal tube 12 by sth. made by twisting limit method in two rear flank that airtight cover 16 embedded rotor iron core 14.This airtight cover 16 can be fixed on the rotor iron core 14 by the both side ends crimping easily of the metal tube after this bending.Specifying of being associated with it will be specifically described in manufacturing step described later.
On the other hand, in the present invention, as being used for airtight cover 16 crimping being fixed on method on the rotor iron core 14, is that representative is illustrated to twist with the fingers the limit method, but also can replace this sth. made by twisting limit method and use in addition crimping joint method (seaming).This crimping joint method refers to as the exemplary process of using in beverage container, the i.e. shaping of jar: with an end bending, in opposed facing mode with the operation that couples together between each parts.When using this crimping joint method, at first on the outer surface of packing ring 18 described later attached to airtight cover 16, the circumferential surface of packing ring 18 and the both side ends 12a of metal tube 12 are overlapped, inwardly roll then, metal tube 12 and packing ring 18 are in contact with one another, thereby airtight cover 16 crimping are fixed on the both sides of rotor iron core 14.
Be attached with packing ring 18 at the two ends of airtight cover 16, this packing ring 18 prevents that airtight cover 16 in use breaks away from from rotor iron core 14.At this moment, packing ring 18 preferably uses selectively according to the size of institute's use motor.That is, under the situation that is large-size machine, according to the weight that rotor iron core 14 is had, airtight cover 16 might break away from.At this moment, preferably use packing ring 18 to break away to prevent airtight cover 16.
With reference to Fig. 3 a and Fig. 3 b the manufacturing step of the rotor of the motor of being located at hot water circulating pump that constitutes is as mentioned above described.
Shown in Fig. 3 a, rotor iron core 14 is inserted in the metal tube 12 of inner hollow, embed airtight cover 16 respectively in the both sides of the hole 14a that is formed at this rotor iron core 14 then, make packing ring 18 respectively on the outer surface attached to airtight cover 16 then.
Afterwards, shown in Fig. 3 b, by twisting with the fingers both side ends 12a that the limit method makes metal tube 12 to curls inward, airtight cover 16 constitutes and is in the state that crimping is fixed on the both sides of rotor iron core 14, thus airtight metal tube 12.Axle 20 is embedded into hole 14a, 16a, the 18a of the central authorities that are formed at rotor iron core 14, airtight cover 16 and packing ring 18, thereby produces a good rotor 10 of water tightness.That is, prevent that by airtight cover 16 hot water in use is penetrated into the rotor iron core 14 that is arranged in metal tube 12, can prevent infiltration thus, and then can prevent the corrosion and the damage of the rotor iron core 14 that causes because of leaking by the rotor 10 of top described manufacturing.
Claims (3)
1. the motor rotor construction of a hot water circulating pump is characterized in that,
Metal tube with inner hollow is inserted with rotor iron core in described metal tube, embedded airtight cover respectively in the both sides of described rotor iron core,
Described airtight cover by the inside bending of the both side ends that makes described metal tube respectively crimping be fixed on the rotor iron core.
2. the motor rotor construction of hot water circulating pump according to claim 1 is characterized in that,
Outer surface at described airtight cover is attached with packing ring respectively.
3. the motor rotor construction of hot water circulating pump according to claim 1 and 2 is characterized in that,
Described airtight cover forms with silicon materials.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050022597A KR100642014B1 (en) | 2005-03-18 | 2005-03-18 | structure of motor for a hot water cycle pump |
| KR1020050022597 | 2005-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1847667A true CN1847667A (en) | 2006-10-18 |
Family
ID=37077354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100649008A Pending CN1847667A (en) | 2005-03-18 | 2006-03-20 | Generator rotor structure for hot water circulating pump |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20070086901A1 (en) |
| KR (1) | KR100642014B1 (en) |
| CN (1) | CN1847667A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104781557A (en) * | 2012-11-07 | 2015-07-15 | 皮尔伯格泵技术有限责任公司 | Automotive electric liquid pump |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1488693A1 (en) * | 1965-07-24 | 1969-04-10 | Siemens Ag | Electric motor |
| US5040286A (en) * | 1988-06-08 | 1991-08-20 | General Electric Company | Method for making permanent magnet rotor |
| US6348752B1 (en) * | 1992-04-06 | 2002-02-19 | General Electric Company | Integral motor and control |
| US5306123A (en) * | 1993-04-08 | 1994-04-26 | General Electric Company | Noise isolating rotor for air handler motor |
| KR950025350U (en) * | 1994-02-23 | 1995-09-18 | Rotor structure of circulation pump | |
| KR100198399B1 (en) * | 1996-11-29 | 1999-06-15 | 전주범 | Rotor construction of revolution in hot water pump |
| JPH1144300A (en) | 1997-07-28 | 1999-02-16 | Mitsuba Corp | Canned motor pump |
| KR20000017699U (en) * | 1999-03-03 | 2000-10-05 | 전주범 | Housing of motor rotor of circulation pump |
| KR100424275B1 (en) * | 2002-01-14 | 2004-03-30 | 문동철 | The motor pump |
-
2005
- 2005-03-18 KR KR1020050022597A patent/KR100642014B1/en not_active IP Right Cessation
-
2006
- 2006-03-16 US US11/377,131 patent/US20070086901A1/en not_active Abandoned
- 2006-03-20 CN CNA2006100649008A patent/CN1847667A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104781557A (en) * | 2012-11-07 | 2015-07-15 | 皮尔伯格泵技术有限责任公司 | Automotive electric liquid pump |
| CN104781557B (en) * | 2012-11-07 | 2018-05-11 | 皮尔伯格泵技术有限责任公司 | Vehicle electric liquid pump |
| US10119544B2 (en) | 2012-11-07 | 2018-11-06 | Pierburg Pump Technology Gmbh | Automotive electric liquid pump |
Also Published As
| Publication number | Publication date |
|---|---|
| US20070086901A1 (en) | 2007-04-19 |
| KR20060100786A (en) | 2006-09-21 |
| KR100642014B1 (en) | 2006-11-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |