CN207598516U - A kind of soak magnetic drive pump - Google Patents
A kind of soak magnetic drive pump Download PDFInfo
- Publication number
- CN207598516U CN207598516U CN201721321231.8U CN201721321231U CN207598516U CN 207598516 U CN207598516 U CN 207598516U CN 201721321231 U CN201721321231 U CN 201721321231U CN 207598516 U CN207598516 U CN 207598516U
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- China
- Prior art keywords
- pump
- outer magnetic
- pump shaft
- magnetic
- suspension body
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of soak magnetic drive pumps, belong to magnetic force pump technical field.The soak magnetic drive pump of the utility model, including the pump housing, suspension body, impeller, pump shaft, interior magnetic assembly, outer magnetic assembly, separation sleeve, outer magnetic axis and motor, outer magnetic assembly is rotatablely installed by outer magnetic axis in the inside of suspension body, outer magnetic axis is connect with motor drive, separation sleeve is installed in the cavity of the pump housing and suspension body composition, one end of pump shaft is fixed on separation sleeve, the other end of pump shaft is fixed on by pump shaft stent on the pump housing, wheel rotation is installed on pump shaft, and interior magnetic assembly is fixed on the tail portion of impeller；The pump housing is equipped with inlet and liquid outlet, and the periphery of inlet is equipped with incubation cavity.The utility model effectively prevent easy crystal medium crystallized in magnetic drive pump and caused by magnetic drive pump internal part abrasion it is stuck the problems such as, and the pump shaft of interior magnet rotor does not turn, reduce the abrasion of sliding bearing, without rotating ring, greatly meet the conveying needs of easy crystal medium.
Description
Technical field
The utility model is related to a kind of magnetic drive pump, more specifically to a kind of soak magnetic drive pump.
Background technology
Magnetic drive pump is a kind of fluid conveying machine, is made of outer magnet rotor, interior magnet rotor and non-magnetic separation sleeve, when
When motor drives outer magnet rotor rotation, magnetic field energy penetrates air-gap and namagnetic substance, and the interior magnetic being connected with impeller is driven to turn
Son makees synchronous rotary, realizes the contactless synchronous transmission of power, the movable sealing structure easily revealed is converted into the quiet of zero leakage
Sealing structure.Since pump shaft, interior magnet rotor are completely enclosed by the pump housing, separation sleeve, asked so as to thoroughly solve " run, drip, leak "
Topic eliminates the security risk that oil-refining chemical industry is inflammable, explosive, toxic, hazardous medium is leaked by pump seal.
The heat insulation effect of common magnetic drive pump is poor, and the fluid easily crystallized for some is easily in magnetic drive pump operational process
There is the phenomenon that medium crystallization, the medium of crystallization easily blocks runner, and is attached to interior magnetic, separation sleeve and sliding bearing surface
Crystallographic easily generates friction, has aggravated the abrasion of interior magnetic and separation sleeve and sliding bearing, has seriously affected magnetic drive pump
Service life；Also, the crystallographic in magnetic drive pump can not be cleared up, and be easy to cause bearing and interior magnet rotor is stuck, bearing damage,
Magnet rotor in entire is caused to scrap, causes heavy losses.
To solve the above-mentioned problems, magnetic drive pump is made to can be applied to the medium easily crystallized use, also there is tool in the prior art
The magnetic drive pump for having heat insulation function occurs, and such as China Patent No. ZL201520936429.1, authorized announcement date is May 11 in 2016
Day, utility model is entitled：Soak high pressure magnetic drive pump, this application are related to a kind of soak high pressure magnetic drive pump, packet
The pump housing, impeller, pump cover, hitch and pump shaft are included, preincubation chamber is surrounded outside the import of pumping hole, is set between the pump housing and hitch
There is rear incubation cavity, pump shaft one end is connect with impeller, and impeller rotation, other end is connected with magnetic driving mechanism, couples
Frame is connected by being equipped with the connection seat of annular housing with motor.The soak high pressure magnetic drive pump, meets to a certain extent
High temperature, heat preservation, high-pressure medium safe transport.But it prevents medium from crystallizing only by incubation cavity before and after setting, it is difficult to protect
Card will not generate a small amount of crystallization and the bearing in magnetic drive pump and interior magnet rotor be caused to wear, therefore the space that is also improved.
Invention content
1. utility model technical problems to be solved
The purpose of the utility model is to overcome the deficiencies that existing magnetic drive pump is difficult to conveying easily-crystallized medium, provide a kind of high
Temperature heat preservation magnetic drive pump, using the technical solution of the utility model, by increasing insulation construction at magnetic drive pump inlet, and meanwhile it is right
The structure of magnet rotor is improved in inside magnetic drive pump, effectively prevent easy crystal medium crystallized in magnetic drive pump and caused by magnetic
The problems such as power pump internal part abrasion is stuck, and the pump shaft of interior magnet rotor does not turn, and reduces the abrasion of sliding bearing, without dynamic
Ring from the problem of rotating ring wear damage may be not present, while helps to improve the delivery efficiency of magnetic drive pump, greatly meets easily
The conveying of crystallization medium needs.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model is：
A kind of soak magnetic drive pump of the utility model, including the pump housing, suspension body, impeller, pump shaft, interior magnetic assembly, outer
Magnetic assembly, separation sleeve, outer magnetic axis and motor, the pump housing and suspension body are fixedly connected on one, and the outer magnetic assembly leads to
Outer magnetic axis rotational installation is crossed in the inside of suspension body, the outer magnetic axis is connect with motor drive, and the separation sleeve is installed on
In the cavity of the pump housing and suspension body composition, and the main part of separation sleeve is located at the inside of outer magnetic assembly, and the one of the pump shaft
End is fixed on separation sleeve, and the other end of pump shaft is fixed on by pump shaft stent on the pump housing, and the wheel rotation is installed on pump
On axis, the interior magnetic assembly is fixed on the tail portion of impeller, and interior magnetic assembly is located at the body portion inner side of separation sleeve；Described
The pump housing is equipped with inlet and liquid outlet, and the periphery of the inlet is equipped with incubation cavity.
Further, the tail portion of the impeller is equipped with turning set, and impeller is set in by turning set on pump shaft, and
Pump shaft is equipped with anti-wear sleeve, sliding bearing is equipped between anti-wear sleeve and turning set, the both ends of the pump shaft are additionally provided with use
In the stationary ring being axially positioned on impeller on pump shaft.
Further, it is close that the axis being set on pump shaft is equipped between the stationary ring of pump shaft stent side and pump shaft stent simultaneously
Cap.
Further, the outer magnetic assembly is fixed on the end of outer magnetic axis by trip bolt, and outer magnetic assembly leads to
It crosses outer magnetic insert to be pressed on outer magnetic axis, the outer magnetic axis is installed on by bearing in suspension body, after the suspension body
End is equipped with bearing gland.
Further, the oil filler of connection suspension intracoelomic cavity is additionally provided in the suspension body, is equipped in the oil filler
Oil nozzle.
Further, it is additionally provided with intermediate support between the suspension body and the pump housing.
Further, connected between the outer magnetic axis and motor by shaft coupling, the motor and by the pump housing, in
Between stent and suspension body composition pump case be each attached on bottom plate.
3. advantageous effect
Using technical solution provided by the utility model, compared with existing known technology, have the advantages that：
(1) a kind of soak magnetic drive pump of the utility model is equipped with incubation cavity in the periphery of inlet, effectively prevent
Easy crystal medium crystallize in magnetic drive pump and caused by the abrasion of magnetic drive pump internal part it is stuck the problems such as, and the pump of interior magnetic assembly
Axis maintains static, and reduces the abrasion of sliding bearing, without rotating ring, from the problem of rotating ring wear damage may be not present, greatly
The conveying needs of easy crystal medium are met, while help to improve the delivery efficiency of magnetic drive pump, that improves magnetic drive pump uses the longevity
Life, and the assembling of magnetic drive pump is more convenient, and the structure of magnetic drive pump is compacter, reduces the axial length of magnetic drive pump；
(2) a kind of soak magnetic drive pump of the utility model, the tail portion of impeller are equipped with turning set, and impeller passes through rotation
It is set on pump shaft, and anti-wear sleeve is equipped on pump shaft, sliding bearing is equipped between anti-wear sleeve and turning set, pump shaft
Both ends are additionally provided with for impeller to be axially positioned on to the stationary ring on pump shaft, and using above-mentioned impeller installing, wheel rotation is more
Add reliable and stable, effectively prevent impeller axial float, improve magnetic drive pump running stability；
(3) a kind of soak magnetic drive pump of the utility model, stationary ring and pump shaft stent close to pump shaft stent side
Between be equipped with and be set in axis on pump shaft and cap, play the role of fixed stationary ring, it is simple in structure, make and assembling be very square
Just；
(4) a kind of soak magnetic drive pump of the utility model, outer magnetic assembly are fixed on outer magnetic axis by trip bolt
End, and outer magnetic assembly is pressed on by outer magnetic insert on outer magnetic axis, and outer magnetic axis is installed on by bearing in suspension body, suspension
The rear end of body is equipped with bearing gland, and the mounting structure of outer magnetic assembly is simple, and rotation is flexible, steady reliable.
Description of the drawings
Fig. 1 is a kind of schematic cross-sectional view of soak magnetic drive pump of the utility model.
Label declaration in schematic diagram：
1st, pump shaft stent；2nd, axis and cap；3rd, the first stationary ring；4th, impeller；5th, the pump housing；6th, separation sleeve；7th, the first sliding bearing；
8th, the first anti-wear sleeve；9th, pump shaft；10th, interior magnetic assembly；11st, outer magnetic assembly；12nd, the second anti-wear sleeve；13rd, the second sliding axle
It holds；14th, intermediate support；15th, the second stationary ring；16th, suspension body；17th, outer magnetic insert；18th, oil nozzle；19th, clutch shaft bearing；20th, outer magnetic
Axis；21st, wild card；22nd, second bearing；23rd, bearing gland；24th, stent；25th, shaft coupling；26th, bottom plate；27th, motor；28th, it keeps the temperature
Chamber.
Specific embodiment
To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
With reference to shown in Fig. 1, a kind of soak magnetic drive pump of the present embodiment, including the pump housing 5, suspension body 16, impeller 4, pump
Axis 9, interior magnetic assembly 10, outer magnetic assembly 11, separation sleeve 6, outer magnetic axis 20 and motor 27, the pump housing 5 and suspension body 16 are consolidated by bolt
Surely it is connected in one, outer magnetic assembly 11 is rotatablely installed by outer magnetic axis 20 in the inside of suspension body 16, outer magnetic axis 20 and motor 27
It is sequentially connected, in the cavity that separation sleeve 6 is installed on the pump housing 5 and suspension body 16 forms, and the main part of separation sleeve 6 is located at outer magnetic
The inside of component 11, one end of pump shaft 9 are fixed on separation sleeve 6, and the other end of pump shaft 9 is fixed on the pump housing 5 by pump shaft stent 1
On, impeller 4 is rotatablely installed on pump shaft 9, and interior magnetic assembly 10 is fixed on the tail portion of impeller 4, and interior magnetic assembly 10 is located at separation sleeve 6
Body portion inner side；The pump housing 5 is equipped with inlet and liquid outlet, and the periphery of inlet is equipped with incubation cavity 28, the incubation cavity 28
It is integrally formed on the pump housing 5 preferably.During work, motor 27 drives outer magnetic assembly 11 to rotate, and then pass through magnetic by outer magnetic axis 20
Magnetic assembly 10 rotates synchronously in field action drive, and interior magnetic assembly 10 directly drives the impeller 4 being installed on pump shaft 9 to rotate, so as to
Low pressure imbibition area is formed in the center of impeller 4, high pressure drainage region is formed in the surrounding of impeller 4, due to the periphery of inlet
Equipped with incubation cavity 28, so as to play insulation effect to the fluid of conveying, reduce medium crystallization and cause magnetic drive pump internal part
Abrasion setting is stuck.A kind of soak magnetic drive pump of the present embodiment, by increasing insulation construction at magnetic drive pump inlet, together
When the structure of magnet rotor in magnetic drive pump inside is improved, effectively prevent easy crystal medium and crystallize and cause in magnetic drive pump
The abrasion of magnetic drive pump internal part it is stuck the problems such as, and the pump shaft of interior magnet rotor does not turn, and reduces the abrasion of sliding bearing, nothing
Rotating ring is needed, from the problem of rotating ring wear damage may be not present, and the structure of magnetic drive pump is compacter, reduces the axis of magnetic drive pump
To length.
Shown in hookup 1, in the present embodiment, the tail portion of impeller 4 is equipped with turning set, which is integrally formed in impeller
On 4, impeller 4 is set in by turning set on pump shaft 9, and anti-wear sleeve is equipped on pump shaft 9, between anti-wear sleeve and turning set
Equipped with sliding bearing, the both ends of pump shaft 9 are additionally provided with for impeller 4 to be axially positioned on the stationary ring on pump shaft 9.Specifically, turning
The both ends of dynamic set are respectively equipped with the first sliding bearing 7 and the second sliding bearing 13, and between the first sliding bearing 7 and pump shaft 9
Equipped with the first anti-wear sleeve 8, the second anti-wear sleeve 12 is equipped between the second sliding bearing 13 and pump shaft 9, in one end of pump shaft 9
Equipped with the first stationary ring 3 to offset with the first sliding bearing 7, it is equipped with what is offseted with the second sliding bearing 13 in the other end of pump shaft 9
Second stationary ring 15.Using above-mentioned 4 mounting structure of impeller, impeller 4 rotates more reliable and more stable, and it is axial to effectively prevent impeller 4
Play improves magnetic drive pump running stability；And without using rotating ring, there is no the problem of rotating ring wear damage.In addition, it is
It installs convenient for impeller 4, is set on pump shaft 9 being additionally provided between the stationary ring of 1 side of pump shaft stent and pump shaft stent 1
Axis and cap 2, play the role of fixed stationary ring, simple in structure, make and assembling is very convenient.
As shown in Figure 1, in the present embodiment, outer magnetic assembly 11 is fixed on the end of outer magnetic axis 20 by trip bolt, and
Outer magnetic assembly 11 is pressed on by outer magnetic insert 17 on outer magnetic axis 20, and outer magnetic axis 20 is installed on by bearing in suspension body 16, is hanged
The rear end of frame body 16 is equipped with bearing gland 23.Specifically, it is equipped with first axle in the end that outer magnetic assembly 11 is connect with outer magnetic axis 20
19 are held, which is set between suspension body 16 and outer magnetic axis 20, is set between the rear portion of outer magnetic axis 20 and suspension body 16
There is second bearing 22, the second bearing 22 is by being set on the wild card 21 in suspension body 16 and the interior fixing on outer magnetic axis 20
It is fixed, and the outer ring of second bearing 22 is fixed by bearing gland 23.In this way, the mounting structure of outer magnetic assembly 11 is simple, rotation spirit
It is living, it is steady reliable.In addition, being additionally provided with the oil filler of 16 inner cavity of connection suspension body in suspension body 16, oil nozzle is equipped in the oil filler
18, oil filler between clutch shaft bearing 19 and second bearing 22 preferably, can to each moving component in suspension body 16 into
Row lubrication improves the operation stability of magnetic drive pump.
In order to reduce the manufacture difficulty of suspension body 16, in the present embodiment, centre is additionally provided between suspension body 16 and the pump housing 5
Stent 14 using this split structure, convenient for assembling, while reduces manufacture difficulty.The edge of separation sleeve 6 is sandwiched in the pump housing 5
Between intermediate support 14 preferably.In addition, being connected between outer magnetic axis 20 and motor 27 by shaft coupling 25, which uses
Steel plate coupling is preferable.Motor 27 and bottom plate 26 is each attached to by the pump case that the pump housing 5, intermediate support 14 and suspension body 16 form
On, wherein, it is mounted on bottom plate 26, ensure that by stent 24 by the pump case that the pump housing 5, intermediate support 14 and suspension body 16 form
The installation concentricity of motor 27 and outer magnetic axis 20.
A kind of soak magnetic drive pump of the utility model is equipped with incubation cavity in the periphery of inlet, effectively prevents
Easy crystal medium crystallized in magnetic drive pump and caused by the abrasion of magnetic drive pump internal part it is stuck the problems such as, and the pump shaft of interior magnetic assembly
It maintains static, reduces the abrasion of sliding bearing, it is greatly full from the problem of rotating ring wear damage may be not present without rotating ring
The conveying of foot easy crystal medium needs, while help to improve the delivery efficiency of magnetic drive pump, improves the service life of magnetic drive pump,
And the assembling of magnetic drive pump is more convenient, and the structure of magnetic drive pump is compacter, reduces the axial length of magnetic drive pump.
Schematically the utility model and embodiments thereof are described above, this describes no restricted, attached drawing
Shown in be also the utility model one of embodiment, practical structure is not limited thereto.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, without creatively designing
The frame mode similar to the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (7)
1. a kind of soak magnetic drive pump, including the pump housing (5), suspension body (16), impeller (4), pump shaft (9), interior magnetic assembly (10),
Outer magnetic assembly (11), separation sleeve (6), outer magnetic axis (20) and motor (27), the pump housing (5) are fixedly connected with suspension body (16)
In one, the outer magnetic assembly (11) is rotatablely installed by outer magnetic axis (20) in the inside of suspension body (16), the outer magnetic
Axis (20) is sequentially connected with motor (27), and the separation sleeve (6) is installed on the cavity of the pump housing (5) and suspension body (16) composition
It is interior, and the main part of separation sleeve (6) is located at the inside of outer magnetic assembly (11), it is characterised in that：One end of the pump shaft (9)
It is fixed on separation sleeve (6), the other end of pump shaft (9) is fixed on by pump shaft stent (1) on the pump housing (5), the impeller (4)
It is rotatablely installed on pump shaft (9), the interior magnetic assembly (10) is fixed on the tail portion of impeller (4), and interior magnetic assembly (10) is located at
The body portion inner side of separation sleeve (6)；The pump housing (5) is equipped with inlet and liquid outlet, the periphery of the inlet
Equipped with incubation cavity (28).
2. a kind of soak magnetic drive pump according to claim 1, it is characterised in that：The tail portion of the impeller (4) is set
There is turning set, impeller (4) is set in by turning set on pump shaft (9), and anti-wear sleeve, anti-wear sleeve are equipped on pump shaft (9)
Sliding bearing is equipped between turning set, the both ends of the pump shaft (9) are additionally provided with impeller (4) being axially positioned on pump shaft
(9) stationary ring on.
3. a kind of soak magnetic drive pump according to claim 2, it is characterised in that：Close to pump shaft stent (1) side
The axis being set on pump shaft (9) and cap (2) are equipped between stationary ring and pump shaft stent (1).
4. a kind of soak magnetic drive pump according to claim 3, it is characterised in that：The outer magnetic assembly (11) passes through
Trip bolt is fixed on the end of outer magnetic axis (20), and outer magnetic assembly (11) is pressed on outer magnetic axis (20) by outer magnetic insert (17)
On, the outer magnetic axis (20) is installed on by bearing in suspension body (16), and the rear end of the suspension body (16) is equipped with bearing
Gland (23).
5. a kind of soak magnetic drive pump according to claim 4, it is characterised in that：It is also set in the suspension body (16)
There is the oil filler of connection suspension body (16) inner cavity, oil nozzle (18) is equipped in the oil filler.
6. a kind of soak magnetic drive pump according to claim 5, it is characterised in that：The suspension body (16) and the pump housing
(5) intermediate support (14) is additionally provided between.
7. a kind of soak magnetic drive pump according to claim 6, it is characterised in that：The outer magnetic axis (20) and motor
(27) by shaft coupling (25) connection, the motor (27) and by the pump housing (5), intermediate support (14) and suspension body (16) between
The pump case of composition is each attached on bottom plate (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721321231.8U CN207598516U (en) | 2017-10-13 | 2017-10-13 | A kind of soak magnetic drive pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721321231.8U CN207598516U (en) | 2017-10-13 | 2017-10-13 | A kind of soak magnetic drive pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207598516U true CN207598516U (en) | 2018-07-10 |
Family
ID=62756821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721321231.8U Expired - Fee Related CN207598516U (en) | 2017-10-13 | 2017-10-13 | A kind of soak magnetic drive pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207598516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173436A (en) * | 2019-05-10 | 2019-08-27 | 飞龙精工科技(苏州)有限公司 | A kind of novel magnetic canned motor pump |
| CN112483421A (en) * | 2020-10-21 | 2021-03-12 | 江苏大学镇江流体工程装备技术研究院 | Magnetic pump with punching-welding formed pump body and impeller |
-
2017
- 2017-10-13 CN CN201721321231.8U patent/CN207598516U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173436A (en) * | 2019-05-10 | 2019-08-27 | 飞龙精工科技(苏州)有限公司 | A kind of novel magnetic canned motor pump |
| CN112483421A (en) * | 2020-10-21 | 2021-03-12 | 江苏大学镇江流体工程装备技术研究院 | Magnetic pump with punching-welding formed pump body and impeller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180710 Termination date: 20191013 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |