CN102128177A - Transmission shaft of magnetic submerged pump - Google Patents

Transmission shaft of magnetic submerged pump Download PDF

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Publication number
CN102128177A
CN102128177A CN201010004443XA CN201010004443A CN102128177A CN 102128177 A CN102128177 A CN 102128177A CN 201010004443X A CN201010004443X A CN 201010004443XA CN 201010004443 A CN201010004443 A CN 201010004443A CN 102128177 A CN102128177 A CN 102128177A
Authority
CN
China
Prior art keywords
transmission shaft
shaft
sliding bearing
magnetic
under water
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
Application number
CN201010004443XA
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Chinese (zh)
Inventor
靳永强
左占库
于海洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DALIAN SIFANG ELECTRIC PUMP Co Ltd
Original Assignee
DALIAN SIFANG ELECTRIC PUMP Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by DALIAN SIFANG ELECTRIC PUMP Co Ltd filed Critical DALIAN SIFANG ELECTRIC PUMP Co Ltd
Priority to CN201010004443XA priority Critical patent/CN102128177A/en
Publication of CN102128177A publication Critical patent/CN102128177A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a transmission shaft of a magnetic submerged pump, belonging to the technical field of magnetic transmission devices. The transmission shaft comprises a lower transmission shaft (6), an upper transmission shaft (14), a coupling (12), a key (11), a shaft sleeve (8), a shaft bushing (9) and a sliding bearing (10). The invention solves the problems of long transmission shaft, large vibration, large noise, poor production stability and safety, short service life and no impurity in mediums of the traditional magnetic submerged pump. The submerged pump provided by the invention has the advantages of stable operation, safe use, no medium leakage, long service life, low medium requirements and no limitation to the depth of a storage tank.

Description

A kind of transmission shaft of magnetic force Under Water Pumps
Technical field
The invention belongs to the magnetic drive device technical field, belong to a kind of transmission shaft of magnetic force Under Water Pumps in particular.
Background technique
Under Water Pumps of the prior art comprises pump head, motor, support, transmission shaft, sliding bearing; Usually adopt flange to connect being connected between pump head and the transmission shaft; Pump head is made of the impeller and the pump housing usually, the motor that uses is generally ordinary three-phase synchronous, motor is positioned on the jar, and connect with described impeller by described transmission shaft, transmission shaft is supported by a plurality of sliding bearings usually, this sliding bearing is lubricated by medium itself, must not contain impurity such as particle in the medium, at the bottom of motor and pump head lay respectively at jar and jar mouthful, therefore when jar degree of depth was very big, transmission shaft then needed very long, and at this moment the vibration that is caused by the major axis transmission is big, problems such as noise is big can be easy to produce, major axis can be accelerated sliding bearing because of the winding degree problem, the wearing and tearing of impeller pump housing choma, so product stability, Security, all can not guarantee working life etc.
Summary of the invention
The present invention has provided a kind of magnetic drive device of Under Water Pumps in order to solve above technical problem.
The transmission shaft of magnetic force Under Water Pumps of the present invention comprises lower drive shaft, goes up transmission shaft, coupling, key, axle sleeve, axle bush, sliding bearing; Wherein: described lower drive shaft and last transmission shaft link together by coupling; Described two keys are fixed on lower drive shaft and last transmission shaft on the coupling respectively; The lower end of described lower drive shaft is divided with head and is linked to each other; Described upper end of going up transmission shaft links to each other with magnetic drive device; Described lower drive shaft is to keep and the outer shaft wall coaxial line by axle sleeve, axle bush and sliding bearing; Described axle sleeve is in the outside of lower drive shaft, and described axle bush is in the outside of axle sleeve, and described sliding bearing is in the outside of axle bush; The described transmission shaft of going up all is to keep and the outer shaft wall coaxial line by axle sleeve, axle bush and sliding bearing; Described axle sleeve is in the outside of last transmission shaft, and described axle bush is in the outside of axle sleeve, and described sliding bearing is in the outside of axle bush.Described sliding bearing is a radial bearing.Described key is round key, woodruff key, spline.
The pump head of magnetic force Under Water Pumps of the present invention comprises the pump housing, pump housing choma, impeller nut, impeller, pump cover, stud, nut, screw; Wherein: the described pump housing and pump cover link together by stud and nut; Described impeller is installed in the inner space between the pump housing and the pump cover; Blade is equably distributing on the described impeller; The described pump housing is a revolving parts; Wherein: the bottom of the described pump housing is the chassis of toroidal, and the middle part of the described pump housing is a conical in shape; The top of the described pump housing is bowl-like shape; Internal diameter cross section, the bottom rectangular shaped of the described pump housing; The internal diameter cross section, top of the described pump housing is curve form; The upper-end surface of the described pump housing is the ladder end face;
Described pump cover is a revolving parts; Wherein: the endoporus of described pump cover is the ladder cylindrical shape, the downside mouth place of described endoporus is one section thick cylindrical mouth, the top of the thick cylindrical mouth of described endoporus is one section thin cylindrical mouth, the top of the thin cylindrical mouth of described endoporus is segment length's cylindrical mouth, and the internal diameter of described endoporus long cylinder mouth is between thick cylindrical mouth internal diameter and thin cylindrical mouth internal diameter; The base of described pump cover is one and is used for the trapezoidal round platform that contacts with the pump housing; The seat of honour of described pump cover is trapezoidal truncated conical shape, and there are three ladder platforms at the described seat of honour.
The quantity of described impeller upper blade is 10,12,14 or 16.The quantity of described stud and nut is 3 pairs, 4 pairs or 6 pairs.
The magnetic drive device of magnetic force Under Water Pumps of the present invention comprises outer magnet rotor, interior magnet rotor, non-magnetic separation sleeve, crust of the device, separation sleeve, packing ring, interior magnetic patch, outer magnetic patch; Wherein: described outer magnet rotor, interior magnet rotor, non-magnetic separation sleeve, separation sleeve, packing ring, interior magnetic patch, outer magnetic patch are installed in the inside of crust of the device; Described non-magnetic separation sleeve is installed on the motor frame that is fixed on base plate; Described outer magnet rotor directly links to each other with the main shaft of motor; Magnet rotor directly links to each other with axle head on pump shaft in described; On the magnet rotor interior magnetic patch is installed equably in described; On the described outer magnet rotor outer magnetic patch is installed equably.The quantity of outer magnetic patch is 6,8 or 10 on the described outer magnet rotor.The quantity of magnetic patch is 6,8 or 10 on the described interior magnet rotor.
The outer shaft wall of magnetic force Under Water Pumps of the present invention is divided into well-sinking, middle pit shaft, goes up pit shaft, send oil-piping; Wherein: described well-sinking links together by the pump cover of fastening screw trip bolt and pump head part; Described well-sinking and middle pit shaft link together by screw bolt and nut, and there is a sliding bearing joint of described well-sinking and middle pit shaft; Pit shaft and last pit shaft link together by screw bolt and nut in described, and there is a sliding bearing joint of described middle pit shaft and last pit shaft; The described pit shaft of going up links together by fastening screw trip bolt and base plate; The described upper elbow of oil-piping of sending links to each other with the joint of last pit shaft with middle pit shaft; The described middle part threeway bend pipe of oil-piping that send links to each other with the joint of middle pit shaft with well-sinking; The described bottom threeway bend pipe of oil-piping that send links to each other with the pump cover joint of well-sinking with the pump head part.The joint of described well-sinking and middle pit shaft is uniform-distribution with 4 pairs, 6 pairs screw bolt and nut along the axial direction of well-sinking and middle pit shaft.The joint of pit shaft and last pit shaft in described is uniform-distribution with 4 pairs, 6 pairs screw bolt and nut along the axial direction of middle pit shaft and last pit shaft.
The liquid transporting apparatus of magnetic force Under Water Pumps of the present invention comprises fluid flange, clamping bolt, sealing gasket, drain pipe, bolt, nut; Wherein: described fluid flange is fixed on the base plate of magnetic force Under Water Pumps by clamping bolt; Between described fluid flange and the base plate sealing gasket is arranged; The L-shaped shape of described drain pipe; Described fluid flange links to each other with drain pipe; Described drain pipe links to each other with pump head by screw bolt and nut.
The present invention is compared with prior art: have and will solve transmission axial length, vibrations are big, noise is big, product stability, poor stability, working life is short, the problem that medium can not be impure, provide a kind of energy stable, safe in utilization, medium does not have leakage, long service life fully, low to the medium requirement, the unconfined Under Water Pumps of the storage tank degree of depth.
Description of drawings
Accompanying drawing 1 is a structural representation of the present invention.
Embodiment
Fig. 1 is the structural representation of magnetic force Under Water Pumps of the present invention, and magnetic force Under Water Pumps of the present invention comprises pump head part, transmission shaft part, magnetic drive device part, outer shaft wall part and liquid transporting apparatus part.
The pump head of magnetic force Under Water Pumps of the present invention comprises the pump housing 1, pump housing choma 2, impeller nut 3, impeller 4, pump cover 5, stud 46, nut 47, screw 50; Wherein: the described pump housing 1 and pump cover 5 link together by stud 46 and nut 47; Described impeller 4 is installed in the inner space between the pump housing 1 and the pump cover 5; Blade is equably distributing on the described impeller 4;
The described pump housing 1 is a revolving parts; Wherein: the bottom of the described pump housing 1 is the chassis of toroidal, and the middle part of the described pump housing 1 is a conical in shape; The top of the described pump housing 1 is bowl-like shape; Internal diameter cross section, the bottom rectangular shaped of the described pump housing 1; The internal diameter cross section, top of the described pump housing 1 is curve form; The upper-end surface of the described pump housing 1 is the ladder end face;
Described pump cover 5 is a revolving parts; Wherein: the endoporus of described pump cover 5 is the ladder cylindrical shape, the downside mouth place of described endoporus is one section thick cylindrical mouth, the top of the thick cylindrical mouth of described endoporus is one section thin cylindrical mouth, the top of the thin cylindrical mouth of described endoporus is segment length's cylindrical mouth, and the internal diameter of described endoporus long cylinder mouth is between thick cylindrical mouth internal diameter and thin cylindrical mouth internal diameter; The base of described pump cover 5 is one and is used for the trapezoidal round platform that contacts with the pump housing 1; The seat of honour of described pump cover 5 is trapezoidal truncated conical shape, and there are three ladder platforms at the described seat of honour.The quantity of described impeller 4 upper blades is 10,12,14 or 16.The quantity of described stud 46 and nut 47 is 3 pairs, 4 pairs or 6 pairs.
The transmission shaft of magnetic force Under Water Pumps of the present invention comprises lower drive shaft 6, goes up transmission shaft 14, coupling 12, key 11, axle sleeve 8, axle bush 9, sliding bearing 10; Wherein:
Described lower drive shaft 6 and last transmission shaft 14 link together by coupling 12; Described two keys 11 are fixed on lower drive shaft 6 and last transmission shaft 14 on the coupling 12 respectively; The lower end of described lower drive shaft 6 is divided with head and is linked to each other; Described upper end of going up transmission shaft 14 links to each other with magnetic drive device; Described lower drive shaft 6 is to keep and the outer shaft wall coaxial line by axle sleeve 8, axle bush 9 and sliding bearing 10; Described axle sleeve 8 is in the outside of lower drive shaft 6, and described axle bush 9 is in the outside of axle sleeve 8, and described sliding bearing 10 is in the outside of axle bush 9; The described transmission shaft 14 of going up all is to keep and the outer shaft wall coaxial line by axle sleeve 8, axle bush 9 and sliding bearing 10; Described axle sleeve 8 is in the outside of last transmission shaft 14, and described axle bush 9 is in the outside of axle sleeve 8, and described sliding bearing 10 is in the outside of axle bush 9.Described sliding bearing 10 is a radial bearing.Described key 11 is round key, woodruff key or spline.
The magnetic drive device of magnetic force Under Water Pumps of the present invention comprises outer magnet rotor 26, interior magnet rotor 24, non-magnetic separation sleeve 25, crust of the device 23, packing ring 28, interior magnetic patch 31, outer magnetic patch 32; Wherein: described outer magnet rotor 26, interior magnet rotor 24, non-magnetic separation sleeve 25 packing rings (28), interior magnetic patch 31, outer magnetic patch 32 are installed in the inside of crust of the device 23; Described non-magnetic separation sleeve 25 is installed on the motor frame that is fixed on base plate 18; Described outer magnet rotor 26 directly links to each other with the main shaft of motor 27; Magnet rotor 24 directly links to each other with axle head on pump shaft 39 in described; Magnetic patch 31 in being equipped with equably on the magnet rotor 24 in described; Outer magnetic patch 32 is installed on the described outer magnet rotor 26 equably.The quantity of outer magnetic patch 32 is 6,8 or 10 on the described outer magnet rotor 26.The quantity of magnetic patch 31 is 6,8 or 10 on the described interior magnet rotor 24.
The outer shaft wall of magnetic force Under Water Pumps of the present invention comprises well-sinking 6, middle pit shaft 41, goes up pit shaft 15, send oil-piping 44; Wherein: described well-sinking 6 links together by the pump cover 5 of fastening screw trip bolt and pump head part; Described well-sinking 6 and middle pit shaft 41 link together by bolt 42 and nut 43, and there is a sliding bearing 10 joint of described well-sinking 6 and middle pit shaft 41; Pit shaft 41 and last pit shaft 15 link together by bolt 42 and nut 43 in described, and there is a sliding bearing 10 joint of described middle pit shaft 41 and last pit shaft 15; The described pit shaft 15 of going up links together by fastening screw trip bolt and base plate 18; The described upper elbow of oil-piping 44 of sending links to each other with the joint of last pit shaft 15 with middle pit shaft 41; The described middle part threeway bend pipe of oil-piping 44 that send links to each other with the joint of well-sinking 6 with middle pit shaft 41; The described bottom threeway bend pipe of oil-piping 44 that send links to each other with pump cover 5 joints of well-sinking 6 with the pump head part.
The joint of described well-sinking 6 and middle pit shaft 41 is uniform-distribution with 4 pairs or the 6 pairs of bolts 42 and nut 43 along the axial direction of well-sinking 6 and middle pit shaft 41.The joint of pit shaft 41 and last pit shaft 15 in described is uniform-distribution with 4 pairs or the 6 pairs of bolts 42 and nut 43 along the axial direction of middle pit shaft 41 and last pit shaft 15.
The liquid transporting apparatus of magnetic force Under Water Pumps of the present invention comprises fluid flange 36, clamping bolt 37, sealing gasket 38, drain pipe 40, bolt 48, nut 49; Wherein: described fluid flange 36 is fixed on the base plate 18 of magnetic force Under Water Pumps by clamping bolt 37; Between described fluid flange 36 and the base plate 18 sealing gasket 38 is arranged; Described drain pipe 40 L-shaped shapes; Described fluid flange 36 links to each other with drain pipe 40; Described drain pipe 40 links to each other with pump head with nut 49 by bolt 48.
The above; only be the preferable embodiment of the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to replacement or change according to technological scheme of the present invention and inventive concept thereof, all should be encompassed within protection scope of the present invention.

Claims (5)

1. the transmission shaft of a magnetic force Under Water Pumps is characterized in that: described transmission shaft comprises lower drive shaft (6), goes up transmission shaft (14), coupling (12), key (11), axle sleeve (8), axle bush (9), sliding bearing (10); Wherein:
Described lower drive shaft (6) and last transmission shaft (14) link together by coupling (12); Described two keys (11) are fixed on lower drive shaft (6) and last transmission shaft (14) on the coupling (12) respectively;
The lower end of described lower drive shaft (6) is divided with head and is linked to each other;
Described upper end of going up transmission shaft (14) links to each other with magnetic drive device;
Described lower drive shaft (6) is to keep and the outer shaft wall coaxial line by axle sleeve (8), axle bush (9) and sliding bearing (10); Described axle sleeve (8) is in the outside of lower drive shaft (6), and described axle bush (9) is in the outside of axle sleeve (8), and described sliding bearing (10) is in the outside of axle bush (9);
The described transmission shaft (14) of going up all is to keep and the outer shaft wall coaxial line by axle sleeve (8), axle bush (9) and sliding bearing (10); Described axle sleeve (8) is in the outside of last transmission shaft (14), and described axle bush (9) is in the outside of axle sleeve (8), and described sliding bearing (10) is in the outside of axle bush (9).
2. the transmission shaft of magnetic force Under Water Pumps according to claim 1 is characterized in that: described sliding bearing (10) is a radial bearing.
3. the transmission shaft of magnetic force Under Water Pumps according to claim 1 is characterized in that: described key (11) is a round key.
4. the transmission shaft of magnetic force Under Water Pumps according to claim 1 is characterized in that: described key (11) is a woodruff key.
5. the transmission shaft of magnetic force Under Water Pumps according to claim 1 is characterized in that: described key (11) is a spline.
CN201010004443XA 2010-01-17 2010-01-17 Transmission shaft of magnetic submerged pump Pending CN102128177A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201010004443XA CN102128177A (en) 2010-01-17 2010-01-17 Transmission shaft of magnetic submerged pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201010004443XA CN102128177A (en) 2010-01-17 2010-01-17 Transmission shaft of magnetic submerged pump

Publications (1)

Publication Number Publication Date
CN102128177A true CN102128177A (en) 2011-07-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201010004443XA Pending CN102128177A (en) 2010-01-17 2010-01-17 Transmission shaft of magnetic submerged pump

Country Status (1)

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CN (1) CN102128177A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103226988A (en) * 2013-04-28 2013-07-31 江苏达胜加速器制造有限公司 Rotating shaft for industrial irradiation accelerator
CN103953553A (en) * 2014-05-26 2014-07-30 蓝深集团股份有限公司 Borehole shaft driven pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103226988A (en) * 2013-04-28 2013-07-31 江苏达胜加速器制造有限公司 Rotating shaft for industrial irradiation accelerator
CN103953553A (en) * 2014-05-26 2014-07-30 蓝深集团股份有限公司 Borehole shaft driven pump

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C02 Deemed withdrawal of patent application after publication (patent law 2001)
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Application publication date: 20110720