CN108980058B - Self-cooling magnetic circulating pump - Google Patents
Self-cooling magnetic circulating pump Download PDFInfo
- Publication number
- CN108980058B CN108980058B CN201710403491.8A CN201710403491A CN108980058B CN 108980058 B CN108980058 B CN 108980058B CN 201710403491 A CN201710403491 A CN 201710403491A CN 108980058 B CN108980058 B CN 108980058B
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- CN
- China
- Prior art keywords
- pump
- motor
- magnetic ring
- cooling pipe
- cooling
- 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.)
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Classifications
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- 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
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- 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
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
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- 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
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
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- 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
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
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- 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
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
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- 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
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
Abstract
The invention relates to a cooling mute magnetic circulating pump which comprises a pump cover, an impeller set, a pump cavity set, an outer rotor set and a motor set, wherein the impeller set comprises: the device comprises a rubber cap, ceramic chips, a shaft sleeve, an impeller, an inner magnetic ring and a ceramic shaft; the pump chamber group includes: a seal ring, a pump cavity and a cooling pipe seal cap; the outer rotor set includes: the external magnetic ring seat is arranged on the external magnetic ring seat; the motor group includes: the device comprises a nut, a pump seat, a rubber-proof sleeve, a motor, a cooling pipe, a pump cover and a base; simple structure is reasonable, and it is easy to make, the installation of being convenient for, the noise is little, and the radiating effect is good, and sealing performance is good, the good job stabilization of reliability.
Description
Technical Field
The invention relates to a circulating pump, in particular to a self-cooling magnetic circulating pump.
Background
The magnetic circulating pump mainly comprises parts such as a pump shell, an isolating sleeve, an outer magnetic assembly, an inner magnetic assembly, a pump shaft, an impeller, a motor and the like, and the magnetic circulating pump comprises the outer magnetic assembly, the inner magnetic assembly and a non-magnetic isolating sleeve.
The motor, the inner magnetic rotor and the spacer bush of the magnetic circulating pump can generate heat in operation, so that the working temperature is increased, particularly, the heat generated by the motor part is extremely large, the power transmitted by the magnetic steel is a curve which is continuously reduced along with the increase of the temperature, generally, the reduction of the transmission capacity of the magnetic steel is reversible below the working limit temperature of the magnetic steel, and is irreversible above the limit temperature, namely, the lost transmission capacity cannot be recovered any more after the magnetic steel is cooled, under special conditions, when the magnetic coupling slips (loses step), the eddy heat in the spacer bush can be rapidly increased, the temperature can be rapidly increased, and if the magnetic coupling is not timely treated, the magnetic steel can be demagnetized, so that the magnetic coupling fails.
The cooling device of the magnetic circulating pump in the market is mainly characterized in that a cooling liquid circulating device is additionally arranged outside or external forced air cooling heat dissipation is adopted, the methods are either complex in structure or unsatisfactory in heat dissipation, the problem of heat dissipation of the magnetic circulating pump is difficult to effectively solve, and the noise is high.
Disclosure of Invention
The invention aims to solve the problems of complex structure, high noise and poor heat dissipation effect of the conventional magnetic circulating pump, and provides a mute magnetic circulating pump with cooling.
The purpose of the invention is realized by the following mode: the utility model provides a take cooling silence magnetic circulating pump, includes pump cover, impeller assembly, pump chamber group, outer rotor group, motor unit, wherein impeller assembly includes: the device comprises a rubber cap, ceramic chips, a shaft sleeve, an impeller, an inner magnetic ring and a ceramic shaft; the pump chamber group includes: a seal ring, a pump cavity and a cooling pipe seal cap; the outer rotor set includes: the external magnetic ring seat is arranged on the external magnetic ring seat; the motor group includes: the device comprises a nut, a pump seat, a rubber-proof sleeve, a motor, a cooling pipe, a pump cover, a base and a screw; the ceramic shaft is inserted into the center of the impeller through the shaft sleeve, the ceramic sheets and the rubber caps are sleeved at two ends of the ceramic shaft, and the impeller is inserted into the pump cavity through the inner magnetic ring; the outer magnetic ring is embedded in the outer magnetic ring seat through secondary injection molding, the outer magnetic ring seat is sleeved in the pump seat, the outer magnetic ring seat is locked on the motor through a reverse-tooth nut and fixed in the pump seat, and the motor is fixed at the rear end of the pump seat through the nut; the cooling pipe is spirally wound on the outer side of the motor, and two ends of the cooling pipe are plugged into the water inlet and outlet side holes of the pump cavity through cooling pipe sealing caps; the sealing ring is plugged in a sealing groove on the pump cavity, the pump cover is fixed above the pump cavity through screws, and the pump cavity is sealed through the sealing ring; after the combination is completed, the pump cover is sleeved outside the cooling pipe and fixed on the pump base, epoxy resin mixed glue is poured into the pump cover, and the motor and the cooling pipe are sealed through the epoxy resin mixed glue.
Flat positions are arranged at two ends of the porcelain shaft, and the porcelain pieces are fixed on the porcelain shaft through the flat positions.
The porcelain shaft and the porcelain sheet are made of zirconium dioxide ceramic materials.
The shaft sleeve is made of graphite materials.
The inner magnetic ring and the outer magnetic ring are made of ferrite materials which are high temperature resistant, are not embroidered and are not demagnetized due to high temperature.
And a water inlet and a water outlet are arranged on the pump cavity, and through holes are formed in the side edges of the water inlet and the water outlet and are used for connecting cooling pipes.
The motor shaft is provided with a reverse thread, and looseness is prevented from occurring when the motor rotates through tight fit with the reverse thread nut.
And the pump seat is provided with an insert nut, and the outer magnetic ring seat is provided with an insert aluminum block.
The invention has the following positive effects: the invention has the advantages of simple and reasonable structure, easy manufacture, convenient installation, low noise, good heat dissipation effect, good sealing performance, good reliability and stable operation.
Drawings
FIG. 1 is a diagram of the components of the present invention
FIG. 2 is an exploded view of a component of the impeller assembly of the present invention
FIG. 3 is an exploded view of the pump chamber assembly components of the present invention
FIG. 4 is an exploded view of the outer rotor assembly of the present invention
FIG. 5 is an exploded view of the components of the motor assembly of the present invention
FIG. 6 is a partial assembly view of the present invention
In the figure: 1 pump cover, 2 impeller groups and 3 pump cavity groups
4 outer rotor set 5 motor set
2-1 rubber cap 2-2 ceramic chip 2-3 shaft sleeve
2-4 impeller 2-5 inner magnetic ring 2-6 ceramic shaft
Sealing ring 3-2 pump cavity 3-3 cooling pipe sealing cap
4-1 inverse-tooth nut 4-2 external magnetic ring 4-3 external magnetic ring seat
5-1 nut 5-2 pump base 5-3 rubber-proof sleeve
5-4 motor 5-5 cooling pipe 5-6 pump cover
5-7 base 5-8 screw
Detailed Description
As shown in fig. 1, 2, 3, 4, and 5, the magnetic force circulation pump with cooling and silencing function includes a pump cover 1, an impeller assembly 2, a pump cavity assembly 3, an outer rotor assembly 4, and a motor assembly 5, wherein the impeller assembly 2 includes: 2-1 parts of rubber caps, 2-2 parts of tiles, 2-3 parts of shaft sleeves, 2-4 parts of impellers, 2-5 parts of inner magnetic rings and 2-6 parts of porcelain shafts; the pump chamber group 3 includes: a sealing ring 3-1, a pump cavity 3-2 and a cooling pipe sealing cap 3-3; the outer rotor set 4 includes: 4-1 of a reverse-tooth nut, 4-2 of an external magnetic ring and 4-3 of an external magnetic ring seat; the motor unit 5 includes: 5-1 parts of nuts, 5-2 parts of pump bases, 5-3 parts of anti-glue sleeves, 5-4 parts of motors, 5-5 parts of cooling pipes, 5-6 parts of pump covers, 5-7 parts of bases and 5-8 parts of screws; the porcelain shaft 2-6 is inserted into the center of the impeller 2-4 through the shaft sleeve 2-3, the porcelain pieces 2-2 and the rubber cap 2-1 are sleeved at the two ends of the porcelain shaft 2-6, and the impeller 2-4 is inserted into the pump cavity 3-2 through the inner magnetic ring 2-5; the external magnetic ring 4-2 is embedded in the external magnetic ring seat 4-3 through secondary injection molding, the external magnetic ring seat 4-3 is sleeved in the pump seat 5-2, the external magnetic ring seat 4-3 is locked on the motor 5-4 through a reverse-tooth nut 4-1 and fixed in the pump seat 5-2, and the motor 5-4 is fixed at the rear end of the pump seat 5-2 through the nut 5-1; a sealing ring 3-1 is plugged in a sealing groove on the pump cavity 3-2, the pump cover 1 is fixed above the pump cavity 3-2 through screws to compress the sealing ring 3-1, and the sealing of the pump cavity 3-2 is realized through the sealing ring 3-1; after the combination is completed, the pump cover 5-6 is sleeved outside the cooling pipe 5-5 and fixed on the pump base 5-2, epoxy resin mixed glue is poured into the pump cover 5-6, and the motor 5-4 and the cooling pipe 5-5 are sealed through the epoxy resin mixed glue.
As shown in figure 6, in the magnetic force circulating pump with cooling and silencing function, a cooling pipe 5-5 is spirally wound on the outer side of a motor 5-4, two ends of the cooling pipe 5-5 are plugged into side holes of a water inlet and a water outlet of a pump cavity 3-2 through a cooling pipe sealing cap 3-3, and the motor 5-4 is cooled through water circulating and reflowing in the cooling pipe 5-5.
Flat positions are arranged at two ends of the porcelain shaft 2-6, and the porcelain pieces 2-2 are fixed on the porcelain shaft 2-6 through the flat positions.
The porcelain shaft 2-6 and the porcelain pieces 2-2 are made of zirconium dioxide ceramic materials.
The shaft sleeve 2-3 is made of graphite materials.
The inner magnetic ring 2-5 and the outer magnetic ring 4-2 are made of ferrite materials which are high temperature resistant, are not rusty and cannot be demagnetized due to high temperature.
And a water inlet and a water outlet are arranged on the pump cavity 3-2, and through holes are formed in the side edges of the water inlet and the water outlet and used for connecting the cooling pipes 5-5.
The motor shaft is provided with a reverse thread, and the motor shaft is tightly matched with a reverse nut 4-1 to prevent the motor 5-4 from loosening during rotation.
The pump seat 5-2 is provided with an insert nut, and the outer magnetic ring seat 4-3 is provided with an insert aluminum block.
The invention has the following positive effects: the invention has the advantages of simple and reasonable structure, easy manufacture, convenient installation, low noise, good heat dissipation effect, good sealing performance, good reliability and stable operation.
Claims (3)
1. A self-cooling magnetic force circulating pump which characterized in that: including pump cover, impeller assembly, pump chamber group, outer rotor group, motor unit, wherein impeller assembly includes: the device comprises a rubber cap, ceramic chips, a shaft sleeve, an impeller, an inner magnetic ring and a ceramic shaft; the pump chamber group includes: a seal ring, a pump cavity and a cooling pipe seal cap; the outer rotor set includes: the external magnetic ring seat is arranged on the external magnetic ring seat; the motor group includes: the device comprises a nut, a pump seat, a rubber-proof sleeve, a motor, a cooling pipe, a pump cover and a base; the ceramic shaft and the ceramic chip are made of zirconium dioxide ceramic materials, the shaft sleeve is made of graphite materials, and the zirconium dioxide ceramic materials and the graphite materials are adopted to reduce noise; the inner magnetic ring and the outer magnetic ring are made of ferrite materials; a water inlet and a water outlet are arranged on the pump cavity, and through holes are formed in the side edges of the water inlet and the water outlet and used for connecting cooling pipes; the cooling pipe is spirally wound on the outer side of the motor, and two ends of the cooling pipe are plugged into a water inlet and a water outlet of the pump cavity through cooling pipe sealing caps; the motor shaft is provided with a reverse thread which is tightly matched with a reverse nut to prevent the motor from loosening during rotation; the pump seat is provided with an insert nut, and the outer magnetic ring seat is provided with an insert aluminum block; the outer magnetic ring is embedded in the outer magnetic ring seat through secondary injection molding; and epoxy resin mixed glue is filled in the pump cover.
2. A self-cooling magnetic circulation pump according to claim 1, wherein: rubber caps are sleeved at two ends of the porcelain shaft.
3. A self-cooling magnetic circulation pump according to claim 1, wherein: epoxy resin mixed glue is filled in the pump cover, and the motor and the cooling pipe are sealed through the epoxy resin mixed glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710403491.8A CN108980058B (en) | 2017-06-01 | 2017-06-01 | Self-cooling magnetic circulating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710403491.8A CN108980058B (en) | 2017-06-01 | 2017-06-01 | Self-cooling magnetic circulating pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108980058A CN108980058A (en) | 2018-12-11 |
| CN108980058B true CN108980058B (en) | 2020-02-18 |
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ID=64502644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710403491.8A Active CN108980058B (en) | 2017-06-01 | 2017-06-01 | Self-cooling magnetic circulating pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108980058B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4330648C2 (en) * | 1993-09-10 | 1995-11-23 | Hella Kg Hueck & Co | Radial pump |
| CN2685612Y (en) * | 2003-12-31 | 2005-03-16 | 陈文良 | Straightway micro-water pump |
| CN2828396Y (en) * | 2005-11-18 | 2006-10-18 | 丹东克隆集团有限责任公司 | Non-vortex hot ceramic separate cover magnetic pump |
| CN105673520A (en) * | 2016-03-22 | 2016-06-15 | 广东凌霄泵业股份有限公司 | Special SPA circulating pump |
| CN205638955U (en) * | 2016-05-19 | 2016-10-12 | 温州市安得利耐酸泵有限公司 | Novel high temperature magnetic force actuation pump |
| CN206159049U (en) * | 2016-10-21 | 2017-05-10 | 上海申工泵业制造有限公司 | Split type high temperature magnetic transmission petrochemical industry process pump |
-
2017
- 2017-06-01 CN CN201710403491.8A patent/CN108980058B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4330648C2 (en) * | 1993-09-10 | 1995-11-23 | Hella Kg Hueck & Co | Radial pump |
| CN2685612Y (en) * | 2003-12-31 | 2005-03-16 | 陈文良 | Straightway micro-water pump |
| CN2828396Y (en) * | 2005-11-18 | 2006-10-18 | 丹东克隆集团有限责任公司 | Non-vortex hot ceramic separate cover magnetic pump |
| CN105673520A (en) * | 2016-03-22 | 2016-06-15 | 广东凌霄泵业股份有限公司 | Special SPA circulating pump |
| CN205638955U (en) * | 2016-05-19 | 2016-10-12 | 温州市安得利耐酸泵有限公司 | Novel high temperature magnetic force actuation pump |
| CN206159049U (en) * | 2016-10-21 | 2017-05-10 | 上海申工泵业制造有限公司 | Split type high temperature magnetic transmission petrochemical industry process pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108980058A (en) | 2018-12-11 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190521 Address after: 366200 F2-4 plot of Liancheng County Industrial Park, Longyan, Fujian Applicant after: Fujian love Electric Appliance Co., Ltd. Address before: 355000 Qin Qin Yang Industrial Park, Fu'an City, Ningde, Fujian Applicant before: Fuan Aidi Electric Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |