CN201433906Y - High-performance totally-enclosed magnetic drive pump - Google Patents
High-performance totally-enclosed magnetic drive pump Download PDFInfo
- Publication number
- CN201433906Y CN201433906Y CN2009200128071U CN200920012807U CN201433906Y CN 201433906 Y CN201433906 Y CN 201433906Y CN 2009200128071 U CN2009200128071 U CN 2009200128071U CN 200920012807 U CN200920012807 U CN 200920012807U CN 201433906 Y CN201433906 Y CN 201433906Y
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- pump
- cooling chamber
- chamber tube
- cooling
- seal device
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Abstract
A high-performance totally-enclosed magnetic drive pump of the utility model comprises a pump body (1), a pump cover (11), a pump shaft (12), an impeller (13), an internal magnetic rotor (15), an external magnetic rotor (16), an isolation sleeve (17) and a driving shaft (18); is characterized in that: a cooling cavity cylinder (2) is disposed between the bearing housing hitch (14) and the pump cover (11); a mechanical seal device (4) and a pressure balancing device are disposed between the front end plate (21) of the cooling cavity cylinder in the inner cavity (A) of the pump cover (11); a spiral pumping ring (5) is disposed between the front plate (21) of the cooling cavity cylinder and the pump shaft (12) for circulating the medium in the mounting cavity (C) of the mechanical seal device(4) and the cooling cavity cylinder (2) to heat dissipate heat for the mechanical seal device (4) and bearing. The pump achieves the advantages of good sealing performance, long service life and using safety and reliability; can fully satisfy the working conditions of high pressure, poisonous, inflammable and explosive medium.
Description
Technical field
The utility model relates to magnetic drive pump.
Background technique
Magnetic drive pump is a kind of the cooperation with interior magnet rotor by magnetic force by outer magnet rotor to drive interior magnet rotor rotation, and interior magnet rotor drives pump shaft and rotates, and makes a kind of pump of the vane rotor rotation work on the pump shaft in the pump housing.Magnetic drive pump interior magnet rotor and outside be provided with separation sleeve between magnet rotor and form Seal cage, main shaft and interior magnet rotor are enclosed in the Seal cage, its effect one is can prevent by the pump spindle end to outside seepage, the 2nd, main shaft and interior magnet rotor portion are cooled off.The rotor internal cavity that the prior art separation sleeve forms communicates with pump chamber, utilize the medium in pump chamber inner high voltage district to flow into, rotor internal cavity is cooled off, device in the Seal cage that separation sleeve forms all is immersed in the medium that is transferred fully, the corrosivity of medium and the impurity such as sand rock in the medium directly corrode and injure the rotor internal cavity device, particularly cause pump bearing and separation sleeve to damage easily, increase maintenance, influence is produced and proper functioning.In case the generation conveying is found time, rotor internal cavity can not get the cooling of medium in addition, and it is overheated that the magnetic force rotor produces, with burning apparatus; High pressure, poisonous, inflammable, explosive medium enter in the distance sleeve inner chamber, and be also dangerous, in case particularly separation sleeve damages, high pressure, poisonous, inflammable, explosive medium will be easy to seepage or leak into outside the pump.
The CN2007100119294 patent that the applicant proposes is improved at above-mentioned the deficiencies in the prior art, cut off by rotor internal cavity and the pump chamber of setting up sealing case, two pressurizers of input and output, use double end-face mechanical sealing device that separation sleeve is formed, and improved performance.But still exist structure comparatively complicated, and heat radiation fruit is undesirable, and pump shaft uses sliding bearing, the deficiency that axial bearing capacity and working life are relatively poor.
The model utility content
The purpose of this utility model provides a kind of rational in infrastructure, and is easily manufactured, and sealing, cooling property are good, functional good, long service life, the totally-enclosed magnetic force magnetic of safe and reliable high-performance.
The utility model includes the pump housing 1, pump cover 11, pump shaft 12, impeller 13, interior magnet rotor 15, outer magnet rotor 16, separation sleeve 17, live axle 18, bearing housing hitch 14, driving shaft bearing case 19, bearing housing hitch 14 is connected with driving shaft bearing case 19 butt joint bolt, interior magnet rotor 15 is fixedly mounted on pump shaft 12 axle heads, outer magnet rotor 16 is fixedly mounted on live axle 18 axle heads, interior magnet rotor 15 and outside 16 of magnet rotors separation sleeve 17 is set, it is characterized in that: be provided with cooling chamber tube 2 at bearing housing hitch 14 and 11 of pump covers, cooling chamber tube 2 is fixedlyed connected with pump cover 11 Butt sealings, bearing housing hitch 14 docks fixedly connected with cooling chamber tube 2, separation sleeve 17 is sealedly and fixedly connected with the end plate 22 of cooling chamber tube 2, pump shaft 12 is by rolling bearing 31,32 with the front and back end plate 21 of cooling chamber tube 2,22 installations that are rotatably assorted, in pump cover 11 inner chamber A, promptly between the front end-plate 21 of cooling chamber tube 2 and pump impeller wheel hub or and 12 of pump shafts be provided with mechanical seal device 4, make cooling chamber tube 2 inner chamber B and separation sleeve 17 inner chamber E sealing, even the common inner chamber sealing that forms of cooling chamber tube 2 inner chamber B and separation sleeve 17 inner chamber C, offer pressure balance through hole 41 and connection is provided with pressurizer 40 on 21 of the front end-plates of cooling chamber tube 2, pressurizer 40 is made of the piston cylinder structure; In cooling chamber B, promptly front end- plate 21 and 12 of the pump shafts at cooling chamber tube 2 is provided with spiral pump ring 5, on the front end-plate 21 of cooling chamber tube 2, offer the return port 6 that communicates with mechanical seal device 4 installation cavity C, spiral pump ring 5 is fixedly mounted on the pump shaft 12, offering spiral chute 51 on the outer ring surface of spiral pump ring 5 cooperates with sleeve 50 inner ring surfaces on the front end-plate 21 that is fixedly mounted on cooling chamber tube 2 and forms volute pump, the cooling medium of mechanical seal device 4 installation cavity C and cooling chamber B is carried out pumping circulation, the heat that the rolling bearing 31 of front end robot seal arrangement friction ring and front end the is produced cooling of dispelling the heat; On pump shaft 12 axle heads or interior magnet rotor 15 outer ends, be fixed with liquid circulation receded disk impeller 8, on pump shaft 12, offer conduction hole 7, on the end plate 22 of cooling chamber tube 2, offer return port 20; In cooling chamber tube 2 inner chamber B, be provided with cooling heat transferring coil pipe 9 or cooling spacer 23 formation cooling chamber D, carry out heat exchange heat radiation cooling.
The utility model is rational in infrastructure, between the front end-plate 21 of cooling chamber tube 2 and pump impeller wheel hub or and 12 mechanical seal device that is provided with 4 structures of pump shaft pump cover inner chamber A and cooling chamber tube 2 inner chamber B are cut off, make rear portion cavity sealing, in cooling chamber tube 2 inner chamber B, inject cutting oil, the pressurizer of on cooling chamber tube 2 front end-plate faces, offering 40, can make pump cover inner chamber A and the cooling chamber tube 2 inner chamber B balance that keep-ups pressure, when the pressure of pump cover inner chamber A is big, be delivered in the cooling chamber tube 2 inner chamber B of opposite side by pressurizer 40-----piston cylinder, be that the piston that the pressure of pump cover inner chamber A promotes pressurizer when big moves to opposite side, make propagation of pressure in the cooling chamber tube 2 inner chamber B of opposite side, make pump cover inner chamber A keep equating with the pressure of cooling chamber tube 2 inner chamber B, make the pressure of mechanical seal device 4 friction sealed end face front end and back end equate, almost there is not pressure reduction, so there is not leakage, therefore can adopt simple, the mechanical seal device that cost is low, and can guarantee sealing and working life, medium in the pump chamber can not leak among the cooling chamber tube 2 inner chamber B, can be to the cutting oil composite pollution among the cooling chamber tube 2 inner chamber B; The heat that 5 pairs of mechanical seal device 4 friction rings of spiral pump ring and rolling bearing 31 the produces cooling of dispelling the heat provides guarantee to using rolling bearing, and uses rolling bearing can improve the axial carrying capacity of pump shaft, the working life of raising pump,
The utility model good airproof performance, long service life, safe and reliable, functional good, adaptive capacity is strong, uses applicable to low, high pressure operating mode, fully satisfies operating mode occasions such as high pressure, poisonous, inflammable, explosive medium and uses.
Description of drawings
Fig. 1 is the utility model example structure schematic representation.
Fig. 2 is spiral pump ring 5 place's partial enlarged drawings of Fig. 1.
Embodiment
The utility model includes the pump housing 1, pump cover 11, pump shaft 12, impeller 13, interior magnet rotor 15, outer magnet rotor 16, separation sleeve 17, live axle 18, bearing housing hitch 14, driving shaft bearing case 19, bearing housing hitch 14 is connected with driving shaft bearing case 19 butt joint bolt, interior magnet rotor 15 is fixedly mounted on pump shaft 12 axle heads, outer magnet rotor 16 is fixedly mounted on live axle 18 axle heads, interior magnet rotor 15 and outside 16 of magnet rotors separation sleeve 17 is set, be provided with cooling chamber tube 2 at bearing housing hitch 14 and 11 of pump covers, cooling chamber tube 2 front ends are fixedlyed connected with pump cover 11 Butt sealings, bearing housing hitch 14 front ends dock fixedly connected with cooling chamber tube 2 rear ends, separation sleeve 17 is sealedly and fixedly connected with the end plate 22 of cooling chamber tube 2, pump shaft 12 is by rolling bearing 31,32 with the front and back end plate 21 of cooling chamber tube 2,22 installations that are rotatably assorted, in pump cover 11 inner chamber A, promptly between the front end-plate 21 of cooling chamber tube 2 and pump impeller wheel hub or and 12 of pump shafts be provided with mechanical seal device 4, offer pressure balance through hole 41 and connection is provided with pressurizer 40 on 21 of the front end-plates of cooling chamber tube 2, pressurizer 40 is made of the piston cylinder structure; Front end- plate 21 and 12 of pump shafts at cooling chamber tube 2 are provided with spiral pump ring 5, on the front end-plate 21 of cooling chamber tube 2, offer the return port 6 that communicates with mechanical seal device 4 installation cavity C, spiral pump ring 5 is fixedly mounted on the pump shaft 12, offer spiral chute 51 on the outer ring surface of spiral pump ring 5 and cooperate with sleeve 50 inner ring surfaces on the front end-plate 21 that is fixedly mounted on cooling chamber tube 2 and form volute pump, the cooling medium of mechanical seal device 4 installation cavity C and cooling chamber B is carried out pumping circulation; On pump shaft 12 axle heads or interior magnet rotor 15 outer ends, be fixed with liquid circulation receded disk impeller 8, on pump shaft 12, offer conduction hole 7, on the end plate 22 of cooling chamber tube 2, offer return port 20, cooling chamber tube 2 inner chamber B are communicated with separation sleeve 17 inner chamber E, the liquid circulation heat radiation.
The utility model is provided with cooling spacer 23 and forms cooling chamber D in cooling chamber tube 2 inner chamber B, carry out heat exchange heat radiation cooling, 2 corresponding spacer 23 cooling chamber D offer the liquid inlet and outlet mouth of pipe at the cooling chamber tube, or are provided with cooling heat transferring coil pipe 9, its better heat-radiation effect in cooling chamber tube 2 inner chamber B.
The utility model mechanical seal device 4 is single mechanical end face seal devices, or double end-face mechanical sealing device; Be the bellows type mechanical seal device, or spring type mechanical sealing device.
Claims (4)
1, high-performance totally-enclosed magnetic pump, include the pump housing (1), pump cover (11), pump shaft (12), impeller (13), interior magnet rotor (15), outer magnet rotor (16), separation sleeve (17), live axle (18), bearing housing hitch (14), driving shaft bearing case (19), bearing housing hitch (14) is connected with driving shaft bearing case (19) butt joint bolt, interior magnet rotor (15) is fixedly mounted on pump shaft (12) axle head, outer magnet rotor (16) is fixedly mounted on live axle (18) axle head, interior magnet rotor (15) and outside separation sleeve (17) is set between magnet rotor (16), it is characterized in that: between bearing housing hitch (14) and pump cover (11), be provided with cooling chamber tube (2), cooling chamber tube (2) front end is fixedlyed connected with pump cover (11) Butt sealing, bearing housing hitch (14) front end docks fixedly connected with cooling chamber tube (2) rear end, separation sleeve (17) is sealedly and fixedly connected with the end plate (22) of cooling chamber tube (2), pump shaft (12) is by rolling bearing (31,32) with the front and back end plate (21 of cooling chamber tube (2), 22) installation that is rotatably assorted, in pump cover (11) inner chamber (A), promptly between the front end-plate (21) of cooling chamber tube (2) and pump impeller wheel hub or and pump shaft (12) between be provided with mechanical seal device (4), on front end-plate (21) face of cooling chamber tube (2), offer pressure balance through hole (41) and connection is provided with pressurizer (40), pressurizer (40) is made of the piston cylinder structure, between the front end-plate (21) of cooling chamber tube (2) and pump shaft (12), be provided with spiral pump ring (5), on the front end-plate (21) of cooling chamber tube (2), offer the return port (6) that communicates with mechanical seal device (4) installation cavity (C), spiral pump ring (5) is fixedly mounted on the pump shaft (12), offering spiral chute (51) on the outer ring surface of spiral pump ring (5) cooperates with sleeve (50) inner ring surface on the front end-plate that is fixedly mounted on cooling chamber tube (2) (21) and forms volute pump, the cooling medium of mechanical seal device (4) installation cavity (C) and cooling chamber (B) is carried out pumping circulation, on pump shaft (12) axle head or interior magnet rotor (15) outer end, be fixed with liquid circulation receded disk impeller (8), on pump shaft (12), offer conduction hole (7), on the end plate (22) of cooling chamber tube (2), offer return port (20).
2, high-performance totally-enclosed magnetic pump according to claim 1 is characterized in that: mechanical seal device (4) is the single mechanical end face seal device, or double end-face mechanical sealing device; Be the bellows type mechanical seal device, or spring type mechanical sealing device.
3, high-performance totally-enclosed magnetic pump according to claim 1 and 2, it is characterized in that: in cooling chamber tube (2) inner chamber (B), be provided with cooling spacer (23) and form cooling chamber (D), offer the liquid inlet and outlet mouth of pipe at the corresponding spacer cooling chamber of cooling chamber tube (2) (D).
4, high-performance totally-enclosed magnetic pump according to claim 1 and 2 is characterized in that: be provided with cooling heat transferring coil pipe (9) in cooling chamber tube (2) inner chamber (B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200128071U CN201433906Y (en) | 2009-04-07 | 2009-04-07 | High-performance totally-enclosed magnetic drive pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200128071U CN201433906Y (en) | 2009-04-07 | 2009-04-07 | High-performance totally-enclosed magnetic drive pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201433906Y true CN201433906Y (en) | 2010-03-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200128071U Expired - Lifetime CN201433906Y (en) | 2009-04-07 | 2009-04-07 | High-performance totally-enclosed magnetic drive pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201433906Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532500B (en) * | 2009-04-07 | 2011-02-09 | 丹东克隆先锋泵业有限公司 | High-performance totally-enclosed magnetic pump |
| CN102155541A (en) * | 2011-04-15 | 2011-08-17 | 丹东克隆集团有限责任公司 | Mechanical seal device for compact corrugated pipe |
| CN103452857A (en) * | 2012-05-31 | 2013-12-18 | 基益企业股份有限公司 | Electric water pump |
| CN107002689A (en) * | 2014-11-13 | 2017-08-01 | 克柏利股份有限公司 | Electrodynamic pump with closed cycle cooling system |
| CN107243302A (en) * | 2017-06-09 | 2017-10-13 | 金川集团股份有限公司 | A kind of continuous oxonation device |
| CN108952930A (en) * | 2018-07-12 | 2018-12-07 | 宁波创索电子科技有限公司 | A kind of efficient electronic water pump of automobile engine circulating cooling |
-
2009
- 2009-04-07 CN CN2009200128071U patent/CN201433906Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532500B (en) * | 2009-04-07 | 2011-02-09 | 丹东克隆先锋泵业有限公司 | High-performance totally-enclosed magnetic pump |
| CN102155541A (en) * | 2011-04-15 | 2011-08-17 | 丹东克隆集团有限责任公司 | Mechanical seal device for compact corrugated pipe |
| CN103452857A (en) * | 2012-05-31 | 2013-12-18 | 基益企业股份有限公司 | Electric water pump |
| CN103452857B (en) * | 2012-05-31 | 2015-08-05 | 基益企业股份有限公司 | Electric water pump |
| CN107002689A (en) * | 2014-11-13 | 2017-08-01 | 克柏利股份有限公司 | Electrodynamic pump with closed cycle cooling system |
| CN107002689B (en) * | 2014-11-13 | 2019-06-18 | 克柏利股份有限公司 | Electrodynamic pump |
| CN107243302A (en) * | 2017-06-09 | 2017-10-13 | 金川集团股份有限公司 | A kind of continuous oxonation device |
| CN108952930A (en) * | 2018-07-12 | 2018-12-07 | 宁波创索电子科技有限公司 | A kind of efficient electronic water pump of automobile engine circulating cooling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100331 Effective date of abandoning: 20090407 |