CN206290480U - A kind of canned motor pump - Google Patents
A kind of canned motor pump Download PDFInfo
- Publication number
- CN206290480U CN206290480U CN201621399879.2U CN201621399879U CN206290480U CN 206290480 U CN206290480 U CN 206290480U CN 201621399879 U CN201621399879 U CN 201621399879U CN 206290480 U CN206290480 U CN 206290480U
- Authority
- CN
- China
- Prior art keywords
- rotary shaft
- rotor assembly
- pump housing
- fixed cover
- thrust disc
- 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.)
- Expired - Fee Related
Links
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model is related to a kind of canned motor pump, including the pump housing, rotor assembly and the stator module being set on the outside of rotor assembly are provided with the pump housing, rotor assembly connects rotary shaft, impeller is arranged on the outside of rotary shaft, front-end bearing pedestal is additionally provided with rotary shaft, the both sides of rotor assembly are provided with the thrust disc being arranged on the rotating shaft, the afterbody of rotary shaft is provided with rear bearing block, by the cooperation of front-end bearing pedestal and rear bearing block, so that rotary shaft stability of rotation, it is difficult bounce, and connected by axle sleeve between thrust disc and front-end bearing pedestal, connected by axle sleeve between thrust disc and rear bearing block, thrust disc and axle sleeve play sealing function, prevent medium from the pump housing enter into fixed cover with stator assembly and rotor assembly contact, ensure that the stability for using.
Description
Technical field
The utility model is related to a kind of kinetic pump, especially a kind of canned motor pump.
Background technology
The driving of Ordinary Centrifugal Pumps is that the impeller axle of pump is connected with electronic axle by shaft coupling, makes impeller and motor
Rotate together and work, and canned motor pump is a kind of unprssurized pump, pump and motor are all sealed in a pumped medium and fill
In full pressure vessel, this pressure vessel only has static seal, and provides rotating excitation field by an electric wire group and drive rotor.This
Plant structure and eliminate the sealing device for rotary shaft that conventional centrifugal pump has, therefore complete No leakage can be accomplished, present canned motor pump is deposited
It is connected with impeller in rotary shaft and is not sufficiently stable, and rotary shaft, in high-speed rotation, rotary shaft easily produces heat, cannot be very
Good cooling, exists and uses limitation.
Utility model content
The purpose of this utility model is to solve the defect existing for canned motor pump in the prior art, there is provided one kind operating is steady
Canned motor pump that is fixed and being easy to cooling.
To achieve these goals, the technical solution adopted in the utility model is：
A kind of canned motor pump, including the pump housing, are provided with rotor assembly and the stator being set on the outside of rotor assembly in the pump housing
Component, rotor assembly connection rotary shaft, inducer is connected in the end of rotary shaft, and impeller, rotary shaft are arranged on the outside of rotary shaft
On be additionally provided with front-end bearing pedestal, the both sides of the rotor assembly are provided with the thrust disc being arranged on the rotating shaft, thrust disc and fore bearing
Connected by axle sleeve between seat, the afterbody of rotary shaft is provided with rear bearing block, connected by axle sleeve between thrust disc and rear bearing block；
Fixed cover is provided with the outside of the stator module, water leg, fixed cover and rotor set are provided with the outside of fixed cover
The afterbody of part and stator module surrounds cavity, and cavity is connected by cooling down circulation pipe with the liquid inlet on the pump housing.
A kind of above-mentioned canned motor pump, the cavity connects air bleeding valve.
A kind of above-mentioned canned motor pump, the end of the pump housing is provided with liquid outlet corresponding with impeller.
A kind of above-mentioned canned motor pump, is provided with base below the pump housing and fixed cover, base by support and the pump housing and
Fixed cover is connected.
The beneficial effects of the utility model are：Impeller is arranged on the outside of the rotary shaft of the canned motor pump, is additionally provided with rotary shaft
Front-end bearing pedestal, the both sides of rotor assembly are provided with the thrust disc being arranged on the rotating shaft, and the afterbody of rotary shaft is provided with rear bearing block, lead to
Cross the cooperation of front-end bearing pedestal and rear bearing block so that rotary shaft stability of rotation, be difficult bounce, and thrust disc and front-end bearing pedestal it
Between by axle sleeve connect, between thrust disc and rear bearing block by axle sleeve connect, thrust disc and axle sleeve play sealing function, prevent
Medium from the pump housing enter into fixed cover with stator assembly and rotor assembly contact, it is ensured that the stability for using；For the ease of
The afterbody of cooling rotary shaft in time, fixed cover and rotor assembly and stator module surrounds cavity, cavity by cool down circulation pipe with
Liquid inlet connection on the pump housing, cooling circulation pipe can be guided the coolant into cavity lowers the temperature to rotary shaft, Er Qiekong
Chamber connects air bleeding valve, and after coolant enters cavity, air bleeding valve discharges the air in cavity, it is ensured that cooling liquid energy smoothly enters sky
Chamber, the canned motor pump smooth running and is easy to itself cool down, and using effect is good.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model.
Specific embodiment
As shown in figure 1, a kind of canned motor pump, including the pump housing 1, it is provided with rotor assembly 2 in the pump housing 1 and is set in rotor set
The stator module 3 in the outside of part 2, the connection rotary shaft 4 of rotor assembly 2, inducer 5 is connected in the end of rotary shaft 4, rotary shaft 4
Outside is arranged impeller 6, and front-end bearing pedestal 7 is additionally provided with rotary shaft 4, and the both sides of rotor assembly 2 are provided with and are set in pushing away in rotary shaft 4
Power disk 8, is connected between thrust disc 8 and front-end bearing pedestal 7 by axle sleeve 9, and the afterbody of rotary shaft 4 is provided with rear bearing block 10, thrust disc
It is connected by axle sleeve between rear bearing block；
The outside of stator module 3 is provided with fixed cover 11, and water leg 12 is provided with the outside of fixed cover 11, fixed cover 11 with turn
The afterbody of sub-component 2 and stator module 3 surrounds cavity 13, and cavity 13 is connected by cooling down circulation pipe 14 with the liquid inlet on the pump housing 1
Connect.
Further, the connection of cavity 13 air bleeding valve 15, the end of the pump housing 1 is provided with liquid outlet 16 corresponding with impeller 6, in order to just
In fixation, the lower section of the pump housing 1 and fixed cover 11 is provided with base 17, and base 17 is connected by support 18 with the pump housing 1 and fixed cover 11.
The outside of the rotary shaft 4 of the canned motor pump is arranged impeller 6, and front-end bearing pedestal 7 is additionally provided with rotary shaft 4, rotor assembly 2
Both sides are provided with the thrust disc 8 being set in rotary shaft 4, and the afterbody of rotary shaft 4 is provided with rear bearing block 10, by the He of front-end bearing pedestal 7
The cooperation of rear bearing block 10 so that the stability of rotation of rotary shaft 4, is difficult bounce, and pass through between thrust disc 8 and front-end bearing pedestal 7
Axle sleeve 9 is connected, and is connected by axle sleeve 9 between thrust disc 8 and rear bearing block 10, and thrust disc 8 and axle sleeve 9 play sealing function, is prevented
Only medium is entered into from the pump housing 1 and contacted with stator module 3 and rotor assembly 2 in fixed cover 11, it is ensured that the stability for using；For
It is easy to cool down rotary shaft 4 in time, fixed cover 11 surrounds cavity 13 with the afterbody of rotor assembly 2 and stator module 3, cavity 13 leads to
Supercooling circulation pipe 14 is connected with the liquid inlet on the pump housing 1, and it is right in cavity 13 that cooling circulation pipe 14 can be guided the coolant into
Rotary shaft 4 is lowered the temperature, and the connection air bleeding valve 15 of cavity 13, and after coolant enters cavity 13, air bleeding valve 15 is by cavity 13
Air discharge, it is ensured that cooling liquid energy smoothly enters cavity, the canned motor pump smooth running and is easy to itself cool down, using effect
It is good.
The utility model is not limited to above-mentioned preferred forms, and anyone can draw under enlightenment of the present utility model
Other various forms of products, however, make any change in its shape or structure, it is every with same as the present application or phase
Approximate technical scheme, all falls within protection domain of the present utility model.
Claims (4)
1. a kind of canned motor pump, including the pump housing, is provided with rotor assembly and the stator pack being set on the outside of rotor assembly in the pump housing
Part, it is characterised in that rotor assembly connects rotary shaft, inducer is connected in the end of rotary shaft, and leaf is arranged on the outside of rotary shaft
Wheel, is additionally provided with front-end bearing pedestal in rotary shaft, the both sides of the rotor assembly are provided with the thrust disc being arranged on the rotating shaft, thrust disc
It is connected by axle sleeve between front-end bearing pedestal, the afterbody of rotary shaft is provided with rear bearing block, passes through between thrust disc and rear bearing block
Axle sleeve is connected；
Be provided with fixed cover on the outside of the stator module, be provided with water leg on the outside of fixed cover, fixed cover and rotor assembly and
The afterbody of stator module surrounds cavity, and cavity is connected by cooling down circulation pipe with the liquid inlet on the pump housing.
2. a kind of canned motor pump according to claim 1, it is characterised in that the cavity connects air bleeding valve.
3. a kind of canned motor pump according to claim 1, it is characterised in that the end of the pump housing is provided with corresponding with impeller
Liquid outlet.
4. a kind of canned motor pump according to claim 1, it is characterised in that be provided with bottom below the pump housing and fixed cover
Seat, base is connected by support with the pump housing and fixed cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621399879.2U CN206290480U (en) | 2016-12-20 | 2016-12-20 | A kind of canned motor pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621399879.2U CN206290480U (en) | 2016-12-20 | 2016-12-20 | A kind of canned motor pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290480U true CN206290480U (en) | 2017-06-30 |
Family
ID=59104223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621399879.2U Expired - Fee Related CN206290480U (en) | 2016-12-20 | 2016-12-20 | A kind of canned motor pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290480U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357160A (en) * | 2021-07-16 | 2021-09-07 | 湖南耐普泵业股份有限公司 | Permanent-magnet leakage-free low-temperature pump |
-
2016
- 2016-12-20 CN CN201621399879.2U patent/CN206290480U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113357160A (en) * | 2021-07-16 | 2021-09-07 | 湖南耐普泵业股份有限公司 | Permanent-magnet leakage-free low-temperature pump |
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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: 20170630 Termination date: 20191220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |