CN113530844A - Furnace water circulating pump motor - Google Patents
Furnace water circulating pump motor Download PDFInfo
- Publication number
- CN113530844A CN113530844A CN202110934874.4A CN202110934874A CN113530844A CN 113530844 A CN113530844 A CN 113530844A CN 202110934874 A CN202110934874 A CN 202110934874A CN 113530844 A CN113530844 A CN 113530844A
- Authority
- CN
- China
- Prior art keywords
- impeller
- circulating pump
- driving
- electromagnetic
- solenoid
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 230000005674 electromagnetic induction Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Images
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
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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
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage pumps
- F04D1/08—Multi-stage pumps the stages being situated concentrically
-
- 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
- F04D13/064—Details of the magnetic circuit
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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
- F04D13/0693—Details or arrangements of the wiring
-
- 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
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a furnace water circulating pump motor, which comprises a circulating pump water inlet end cover, a circulating pump water outlet end cover, a circulating pump inner shell, a water inlet end rotating shaft support, a water outlet end rotating shaft support, an impeller mounting shaft, an active driving impeller and an electromagnetic driving device.
Description
Technical Field
The invention relates to a water pump motor, in particular to a furnace water circulating pump motor.
Background
Boiler water is the water that heats back heating with the boiler after the heat recovery who is used for the electricity generation of steam power plant, this kind of boiler water adopts conventional water pump to circulate among the prior art, and this kind of boiler water temperature ratio usually is higher, the shaft seal between the impeller drive shaft of conventional water pump and the driving motor can not reach good sealed effect because of being high temperature boiler water, the object all has expend with heat and contract with cold phenomenon, in high temperature environment, especially relative motion's coupling part, it is sealed under the high temperature environment very difficult to accomplish, if increase shaft seal device, then can consume a large amount of frictional force, reduce loss motor power, increase the consumption, reduce water supply pressure simultaneously, therefore, there is the improvement space.
Disclosure of Invention
The invention aims to provide a furnace water circulating pump motor.
In order to achieve the purpose, the invention is implemented according to the following technical scheme:
the invention comprises a circulating pump water inlet end cover, a circulating pump water outlet end cover, a circulating pump inner shell, a water inlet end rotating shaft bracket, a water outlet end rotating shaft bracket, an impeller mounting shaft, a driving impeller and an electromagnetic driving device, the circulating pump water inlet end cover and the circulating pump water outlet end cover are respectively and fixedly arranged at two ends of the circulating pump inner shell, the water inlet end rotating shaft support and the water discharge end rotating shaft support are respectively arranged at two ends in the circulating pump inner shell, the middle part between the water inlet end rotating shaft support and the water discharge end rotating shaft support is fixedly provided with the impeller mounting shaft, the driving impeller is sleeved on the impeller mounting shaft, the electromagnetic driving device is arranged at the position where the driving impeller is installed on the periphery of the inner shell of the circulating pump, and the driving output end of the electromagnetic driving device drives the driving impeller to rotate.
Preferably, the number of the driving impellers is multiple, the driving impellers are all sleeved on the impeller mounting shaft and can rotate, and the electromagnetic driving device is arranged outside the inner shell of the circulating pump at the position where each driving impeller is mounted.
Further, electromagnetic drive device includes impeller magnetic core mounting groove, impeller electromagnetic induction magnetic core, impeller drive solenoid and solenoid power cord, impeller magnetic core mounting groove is a plurality of, and is a plurality of impeller magnetic core mounting groove evenly set up in on the outer circumference of initiative drive impeller, impeller electromagnetic induction magnetic core is a plurality of, every all fixedly set up one in the impeller magnetic core mounting groove impeller electromagnetic induction magnetic core, impeller drive solenoid is a plurality of, and is a plurality of impeller drive solenoid encircle set up in outside the circulating pump inner shell to be located the installation the position of impeller electromagnetic induction magnetic core, every impeller drive solenoid passes through the solenoid power cord inserts the power.
Further, impeller drive solenoid is fixed in through solenoid fixed plate and solenoid mount the circulating pump inner shell is external, impeller drive solenoid is fixed set up in the middle part of solenoid fixed plate, the both ends of solenoid fixed plate are fixed in two respectively on the solenoid mount, the both ends of solenoid mount with the both ends fixed connection of circulating pump inner shell.
As an improvement, a water flow rotating guide plate is arranged between every two adjacent driving impellers, and the water flow rotating guide plate is fixedly arranged on the impeller mounting shaft.
Preferably, a circulating pump motor outer casing is arranged on the periphery of the electromagnetic driving device, and the circulating pump motor outer casing is detachably arranged on the periphery of the electromagnetic driving device.
The invention has the beneficial effects that:
the invention relates to a boiler water circulating pump motor, compared with the prior art, the impeller of the water pump motor of the invention has no contact with the outside of a shell, the whole impeller rotates in the shell and is driven by an external magnetic induction coil, no external friction force exists, the impeller has no external shaft drive, no shaft sealing device is needed, the friction force is greatly reduced, thereby reducing the power consumption, having excellent sealing and waterproof performance, improving the water supply pressure and reducing the energy consumption under the same power consumption, and having the value of popularization and application.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of the present invention with the outer casing removed;
FIG. 3 is a schematic view of the present invention with the inner housing removed;
FIG. 4 is a schematic view of the construction of one side of the actively driven impeller of the present invention;
FIG. 5 is another side schematic view of the actively driven impeller of the present invention;
FIG. 6 is a schematic view of a water flow rotating deflector of the present invention;
fig. 7 is an external structural view of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and specific embodiments, which are illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1-7: the invention comprises a circulating pump water inlet end cover 1, a circulating pump water outlet end cover 2, a circulating pump inner shell 3, a water inlet end rotating shaft support 4, a water outlet end rotating shaft support 5, an impeller mounting shaft 6, an active driving impeller 7 and an electromagnetic driving device, wherein the circulating pump water inlet end cover 1 and the circulating pump water outlet end cover 2 are respectively and fixedly arranged at two ends of the circulating pump inner shell 3, the water inlet end rotating shaft support 4 and the water outlet end rotating shaft support 5 are respectively arranged at two ends in the circulating pump inner shell 3, the impeller mounting shaft 6 is fixedly arranged in the middle between the water inlet end rotating shaft support 4 and the water outlet end rotating shaft support 5, the active driving impeller 7 is sleeved on the impeller mounting shaft 6 and can rotate, the electromagnetic driving device is arranged at the position where the active driving impeller 7 is arranged at the periphery of the circulating pump inner shell 3, the driving output end of the electromagnetic driving device drives the driving impeller 7 to rotate.
Preferably, the driving impeller 7 is a plurality of driving impellers 7, the driving impeller 7 is sleeved on the impeller mounting shaft 6 and can rotate, and the position of the inner shell 3 of the circulating pump, where each driving impeller 7 is mounted, is provided with one electromagnetic driving device.
Further, electromagnetic drive device includes impeller core mounting groove 8, impeller electromagnetic induction magnetic core 9, impeller drive solenoid 13 and solenoid power cord 14, impeller core mounting groove 8 is a plurality of, and is a plurality of impeller core mounting groove 8 evenly set up in on the outer circumference of initiative drive impeller 7, impeller electromagnetic induction magnetic core 9 is a plurality of, every it all sets up one to fix in impeller core mounting groove 8 impeller electromagnetic induction magnetic core 9, impeller drive solenoid 13 is a plurality of, and is a plurality of impeller drive solenoid 13 encircle set up in outside the circulating pump inner shell 3 to be located the installation impeller electromagnetic induction magnetic core 9's position, every impeller drive solenoid 13 passes through solenoid power cord 14 inserts the power.
Further, impeller driving electromagnetic coil 13 is fixed outside circulating pump inner casing 3 through electromagnetic coil fixing plate 12 and electromagnetic coil fixing frame 11, impeller driving electromagnetic coil 13 is fixed in the middle part of electromagnetic coil fixing plate 12, the both ends of electromagnetic coil fixing plate 12 are fixed in two respectively on the electromagnetic coil fixing frame 11, the both ends of electromagnetic coil fixing frame 11 with the both ends fixed connection of circulating pump inner casing 3.
As an improvement, a water flow rotating guide plate 15 is arranged between two adjacent driving impellers 7, and the water flow rotating guide plate 15 is fixedly arranged on the impeller mounting shaft 6.
Preferably, a circulating pump motor outer casing 16 is arranged on the periphery of the electromagnetic driving device, and the circulating pump motor outer casing 16 is detachably arranged on the periphery of the electromagnetic driving device.
The working principle of the invention is as follows:
when the invention is used, furnace water is connected to the water inlet end cover 1 of the circulating pump and enters the inner shell 3 of the circulating pump, the furnace water is discharged through the water outlet end cover 2 of the circulating pump, the impeller mounting shaft 6 is fixed at the middle part in the inner shell 3 of the circulating pump through the water inlet end rotating shaft support 4 and the water outlet end rotating shaft support 5, the impeller 7 is actively driven to rotate on the impeller mounting shaft 6, the furnace water is sucked from the water inlet end cover 1 of the circulating pump along with the rotation of the actively driven impeller 7 and is discharged from the water outlet end cover 2 of the circulating pump, the impeller 7 is actively driven to be in no contact with the outside of the inner shell 3 of the circulating pump, therefore, the shaft is not needed to drive the impeller 7 actively and a shaft sealing device is not needed, the problem that the shaft sealing device has low sealing performance due to high-temperature hot water is solved, in particular, a plurality of impeller mounting grooves 8 are arranged on the circumference of the actively driven impeller 7, and an electromagnetic induction impeller magnetic core 9 is arranged in the impeller mounting grooves 8, the active driving impeller 7 is positioned in the inner shell 3 of the circulating pump, meanwhile, the position for installing the active driving impeller 7 is arranged outside the inner shell 3 of the circulating pump, the impeller driving electromagnetic coil 13 is electrified through an electromagnetic coil power cord 14, the impeller driving electromagnetic coil 13 generates magnetic force, the magnetic force generated by the impeller driving electromagnetic coil 13 is induced through the inner shell 3 of the circulating pump and an impeller electromagnetic induction magnetic core 9 on the active driving impeller 7, so that the active driving impeller 7 is driven to rotate at high speed, the sealing effect is achieved, the water supply is stable, in order to improve the water supply capacity, a plurality of active driving impellers 7 can be arranged in the inner shell 3 of the circulating pump to work simultaneously, the water supply capacity is improved, a water flow rotating guide plate 15 is arranged between every two adjacent active driving impellers 7, the water flow can be kept to rotate, and the energy loss when water enters the next active driving impeller 7 is reduced, thereby further improving the water supply capacity.
The technical solution of the present invention is not limited to the limitations of the above specific embodiments, and all technical modifications made according to the technical solution of the present invention fall within the protection scope of the present invention.
Claims (6)
1. The utility model provides a stove water circulating pump motor which characterized in that: including circulating pump intake end cover (1), circulating pump drainage end cover (2), circulating pump inner casing (3), intake end pivot support (4), drainage end pivot support (5), impeller installation axle (6), initiative drive impeller (7) and electromagnetic drive device, circulating pump intake end cover (1) with circulating pump drainage end cover (2) fixed respectively set up in the both ends of circulating pump inner casing (3), intake end pivot support (4) with drainage end pivot support (5) set up respectively in both ends in circulating pump inner casing (3), intake end pivot support (4) with middle part between drainage end pivot support (5) is fixed to be set up impeller installation axle (6), initiative drive impeller (7) cover is located on impeller installation axle (6) to can rotate, the periphery of circulating pump inner casing (3) is located the installation the position of initiative drive impeller (7) sets up electricity installation axle (6) And the driving output end of the electromagnetic driving device drives the driving impeller (7) to rotate.
2. The furnace water circulating pump motor of claim 1, wherein: the driving impeller (7) is multiple and a plurality of driving impellers (7) are all sleeved on the impeller mounting shaft (6) and can rotate, each driving impeller (7) is arranged outside the circulating pump inner shell (3) and is provided with one electromagnetic driving device.
3. The furnace water circulation pump motor as claimed in claim 1 or 2, wherein: the electromagnetic driving device comprises an impeller magnetic core mounting groove (8), an impeller electromagnetic induction magnetic core (9), an impeller driving electromagnetic coil (13) and an electromagnetic coil power cord (14), the impeller magnetic core mounting grooves (8) are multiple, the impeller magnetic core mounting grooves (8) are uniformly arranged on the outer circumference of the driving impeller (7), a plurality of impeller electromagnetic induction magnetic cores (9) are arranged, one impeller electromagnetic induction magnetic core (9) is fixedly arranged in each impeller magnetic core mounting groove (8), the impeller driving electromagnetic coils (13) are multiple, the impeller driving electromagnetic coils (13) are arranged outside the circulating pump inner shell (3) in a surrounding manner, and the impeller driving electromagnetic coils (13) are connected with a power supply through electromagnetic coil power supply wires (14).
4. The furnace water circulating pump motor of claim 3, wherein: impeller drive solenoid (13) are fixed in through solenoid fixed plate (12) and solenoid mount (11) outside circulating pump inner casing (3), impeller drive solenoid (13) fixed set up in the middle part of solenoid fixed plate (12), the both ends of solenoid fixed plate (12) are fixed in two respectively on solenoid mount (11), the both ends of solenoid mount (11) with the both ends fixed connection of circulating pump inner casing (3).
5. The furnace water circulating pump motor of claim 2, wherein: and a water flow rotating guide plate (15) is arranged between every two adjacent driving impellers (7), and the water flow rotating guide plate (15) is fixedly arranged on the impeller mounting shaft (6).
6. The furnace water circulation pump motor as claimed in claim 1 or 2, wherein: and a circulating pump motor outer casing (16) is arranged on the periphery of the electromagnetic driving device, and the circulating pump motor outer casing (16) is detachably arranged on the periphery of the electromagnetic driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110934874.4A CN113530844A (en) | 2021-08-16 | 2021-08-16 | Furnace water circulating pump motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110934874.4A CN113530844A (en) | 2021-08-16 | 2021-08-16 | Furnace water circulating pump motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113530844A true CN113530844A (en) | 2021-10-22 |
Family
ID=78091110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110934874.4A Pending CN113530844A (en) | 2021-08-16 | 2021-08-16 | Furnace water circulating pump motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113530844A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201437782U (en) * | 2009-05-25 | 2010-04-14 | 广州水泵厂 | Shaftless drive multistage pump |
| WO2015020438A1 (en) * | 2013-08-07 | 2015-02-12 | 주식회사 아모텍 | Water pump |
| EP3306099A1 (en) * | 2016-12-23 | 2018-04-11 | C.D.R. Pompe S.r.l. | Magnetic drive pump |
| CN108026930A (en) * | 2015-08-05 | 2018-05-11 | W·斯皮塞 | The unprssurized pump of magnetic drive |
| CN111350668A (en) * | 2018-12-20 | 2020-06-30 | 三禾电器(福建)有限公司 | Shaftless driving mute booster pump and implementation method |
| CN112524044A (en) * | 2020-11-27 | 2021-03-19 | 昆山市农业机械化技术推广站 | Centrifugal device with controllable output |
-
2021
- 2021-08-16 CN CN202110934874.4A patent/CN113530844A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201437782U (en) * | 2009-05-25 | 2010-04-14 | 广州水泵厂 | Shaftless drive multistage pump |
| WO2015020438A1 (en) * | 2013-08-07 | 2015-02-12 | 주식회사 아모텍 | Water pump |
| CN108026930A (en) * | 2015-08-05 | 2018-05-11 | W·斯皮塞 | The unprssurized pump of magnetic drive |
| EP3306099A1 (en) * | 2016-12-23 | 2018-04-11 | C.D.R. Pompe S.r.l. | Magnetic drive pump |
| CN111350668A (en) * | 2018-12-20 | 2020-06-30 | 三禾电器(福建)有限公司 | Shaftless driving mute booster pump and implementation method |
| CN112524044A (en) * | 2020-11-27 | 2021-03-19 | 昆山市农业机械化技术推广站 | Centrifugal device with controllable output |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211022 |