CN210327230U - Isolation submersible pump - Google Patents
Isolation submersible pump Download PDFInfo
- Publication number
- CN210327230U CN210327230U CN201921536007.XU CN201921536007U CN210327230U CN 210327230 U CN210327230 U CN 210327230U CN 201921536007 U CN201921536007 U CN 201921536007U CN 210327230 U CN210327230 U CN 210327230U
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- Prior art keywords
- rotor
- stator
- assembly
- closed bottom
- fixed
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- 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.)
- Withdrawn - After Issue
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- 238000002955 isolation Methods 0.000 title abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 238000004804 winding Methods 0.000 claims description 14
- 239000000853 adhesive Substances 0.000 claims description 10
- 230000001070 adhesive effect Effects 0.000 claims description 10
- 239000003292 glue Substances 0.000 claims description 6
- 238000011049 filling Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 description 6
- 238000009740 moulding (composite fabrication) Methods 0.000 description 5
- 229910000976 Electrical steel Inorganic materials 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 238000001723 curing Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 150000003376 silicon Chemical class 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to an isolation submersible pump, which comprises a stator component, a rotor component, a front cover and a rotor base component; the rotor seat assembly comprises a rotor seat and a rotating shaft fixed on the rotor seat, the rotor seat is fixed on a stator shell of the stator assembly, and the outer surface of the rotor seat is in contact with the outer surface of the stator shell; the rotor assembly comprises a rotor core, a magnetic ring arranged on the rotor core, a fan blade component, a shaft sleeve and a rotor cover plate, the rotor cover plate comprises a third closed bottom and a third containing cavity, the shaft sleeve is fixed at the third closed bottom of the rotor cover plate, the rotor core is arranged in the third containing cavity of the rotor cover plate, the fan blade component is fixed at the opening end of the third containing cavity of the rotor cover plate, and an inner hole of the shaft sleeve of the rotor assembly is positioned on a rotating shaft of the rotor base assembly; the front cover is provided with a water inlet through hole and a water outlet through hole, and the opening end of the front cover is fixed on the rotor seat of the rotor seat component. The utility model discloses keep apart immersible pump structure unique, axial dimensions, short sealed good, waterproof ability is strong and longe-lived.
Description
[ technical field ] A method for producing a semiconductor device
The present invention relates to a pumping device, in particular to a submersible pump.
[ background of the invention ]
In the prior art, a submersible pump generally adopts two structures in order to prevent water from entering a stator assembly, wherein one structure adopts dynamic seal, and parts of the structure have high processing precision requirement and are complex to install; in addition, a magnetic ring is added on a motor shaft to drag without adopting dynamic seal, so that energy loss is generated in the middle, the efficiency is lower, and the volume is large. In addition, the submersible pump in the prior art generally adopts a traditional permanent magnet motor, the traditional permanent magnet motor adopts a radial magnetic pole structure, and a winding is embedded in an iron core lamination according to a certain rule, but the motor is long in axial size and is not suitable for being installed in a thin space.
[ Utility model ] content
The to-be-solved technical problem of the utility model lies in avoiding above-mentioned prior art's weak point and providing an isolation immersible pump, and the structure is unique, is the isolation immersible pump of the electromagnetic system of a new structure, not only has the advantage that axial dimension is short, but also has advantages such as sealed good, waterproof ability reinforce, efficient and longe-lived.
The utility model provides a technical scheme that technical problem adopted is:
the stator shell comprises a first closed bottom and a first containing cavity capable of containing the stator core, the stator core is arranged in the first containing cavity of the stator shell, the stator winding is arranged in a stator groove of the stator core, the circuit control unit is fixed on the stator shell, and the stator winding and the power cord are respectively and electrically connected with the circuit control unit; the rear cover is fixed at the opening end of the stator shell or fixed on the circuit control unit, and the free end of the power line penetrates out of the through hole of the rear cover; the rotor seat assembly comprises a rotor seat with an opening at one end and a rotating shaft, the rotor seat comprises a second closed bottom and a second containing cavity capable of containing the rotor assembly, the rotating shaft is fixed on the second closed bottom of the rotor seat and is positioned in the second containing cavity of the rotor seat, and the rotating shaft and the second containing cavity of the rotor seat share a common central axis; the rotor base is fixed on the stator casing, and the outer surface of the second closed bottom of the rotor base is in contact with the outer surface of the first closed bottom of the stator casing; the rotor assembly comprises a rotor core provided with a first central through hole, a magnetic ring provided with a second central through hole, a fan blade component, a shaft sleeve and a rotor cover plate with an opening at one end; the fan blade component comprises a fan blade bottom plate and a plurality of fan blades arranged on the outer surface of the fan blade bottom plate; the rotor cover plate comprises a third closed bottom and a third containing cavity, a third bump is arranged in the center of the inner surface of the third closed bottom of the rotor cover plate, and a third central through hole is formed in the third bump; the shaft sleeve is fixed in a third central through hole of a third bump of the rotor cover plate; the magnetic ring is arranged on the rotor core, the rotor core provided with the magnetic ring is arranged in a third cavity of the rotor cover plate, and a fan blade bottom plate of the fan blade component is fixed at the opening end of the third cavity of the rotor cover plate; an inner hole of a shaft sleeve of the rotor assembly is positioned on a rotating shaft of the rotor base assembly, so that the rotor assembly is rotatably arranged on the rotor base assembly, and an axial gap is formed between the outer surface of a third closed bottom of a rotor cover plate of the rotor assembly and the inner surface of a second closed bottom of a rotor base of the rotor base assembly; the front cover comprises a fourth closed bottom and a fourth cavity, the middle part of the fourth closed bottom of the front cover is provided with at least one water inlet through hole communicated with the fourth cavity, and the edge of the fourth closed bottom is also provided with at least one water outlet through hole communicated with the fourth cavity; the open end of the front cover is fixed at the open end of the rotor seat component.
The stator core is formed by die-casting powder formed by iron-based soft magnetic composite materials.
The number of the water inlet through holes of the front cover is 10, and the water inlet through holes are uniformly distributed in the middle of the fourth closed bottom of the front cover in a circular ring shape.
The number of the water outlet through holes of the front cover is 2, and the water outlet through holes are symmetrically distributed on the edge of the fourth closed bottom of the front cover.
The circuit control unit comprises a controller box and a controller circuit board; the controller box is fixed on the stator casing, the controller circuit board is arranged in the controller box, and the stator winding and the power line are respectively and electrically connected to the controller circuit board.
After the stator assembly is assembled, the stator assembly is subjected to integral glue filling, sealing, curing and forming by using an adhesive, so that all parts of the stator assembly are firmly adhered into a whole.
Compared with the prior art, the utility model discloses keep apart immersible pump's beneficial effect lies in:
the utility model adopts the disc type motor with axial air gap magnetic field, which has compact structure, small volume, short axial size, light weight, high torque density and higher efficiency; especially the utility model discloses the motor structure that the isolation immersible pump adopted is different from traditional disc motor again, is a motor of brand-new structure, and the structure is unique, increases rotor base subassembly ingeniously, makes the utility model discloses the isolation immersible pump completely separates electric part's stator module and rotating part's rotor subassembly, only need to make electric part's stator module do sealed waterproof treatment like this, just need not do the dynamic seal in the pivot of rotating part's rotor subassembly, has not had this link that the dynamic seal damaged, thereby has lengthened the life of whole isolation immersible pump correspondingly, and is also not high to spare part machining precision, and the installation is also simple and direct, has practiced thrift the cost;
the utility model also skillfully combines the fan blade component with a plurality of fan blades with the rotor component, so that the pump and the motor form a whole, and the whole motor directly has the function of the pump and is a submersible pump with a brand new structure;
thirdly, the stator core of the utility model is molded by die-casting powder formed by iron-based soft magnetic composite materials, so that the magnetic field can move in all dimensions, the iron loss of parts is greatly reduced, and the motor efficiency is improved;
fourthly, after the stator assembly is assembled, the utility model uses the adhesive to carry out the integral glue filling, sealing, curing and forming on the stator assembly, so that all parts of the stator assembly are firmly adhered into a whole, namely, the connecting parts of the assembled stator casing, stator core, stator winding, circuit control unit and power line are integrally filled with glue, sealed, cured and formed by the adhesive, thus the whole stator assembly has strong waterproof capability, works in water for a long time, and the whole stator assembly also reaches the waterproof requirement;
and fifthly, a circuit control unit capable of controlling the isolation submersible pump to work is directly arranged on the stator assembly, and the circuit control unit does not need to be additionally connected outside, so that the isolation submersible pump is convenient and simple.
To sum up, the utility model discloses keep apart immersible pump structure unique, totally different with prior art's motor and immersible pump, be the isolation immersible pump of the electromagnetic system of a brand-new structure, not only have the advantage that axial dimension is short, but also have sealed good, waterproof ability is strong, efficient and advantage such as longe-lived.
[ description of the drawings ]
FIG. 1 is a schematic diagram of an axonometric projection of a preferred embodiment of the isolated submersible pump of the present invention;
FIG. 2 is a schematic front projection longitudinal section view of the isolated submersible pump, in which arrow A represents water intake and arrow B represents water discharge;
FIG. 3 is a schematic diagram of an axonometric projection of the isolated submersible pump after partial disassembly;
FIG. 4 is a schematic isometric view of a front cover of the isolated submersible pump;
FIG. 5 is a schematic front elevational view of the front cover;
FIG. 6 is a schematic isometric view of the rotor assembly of the isolated submersible pump;
FIG. 7 is an exploded isometric view of the rotor assembly;
FIG. 8 is a schematic isometric view of the rotor assembly in another orientation after disassembly;
FIG. 9 is a schematic isometric view of a rotor cover plate of the rotor assembly;
FIG. 10 is a schematic isometric view of the rotor base assembly of the isolated submersible pump;
FIG. 11 is a schematic cross-sectional elevation view of the stator assembly of the isolated submersible pump shown assembled with the rear cover;
FIG. 12 is an exploded isometric projection of the stator assembly shown with the back cover illustrated;
fig. 13 is an isometric projection of the stator core of the illustrated stator assembly.
[ detailed description ] embodiments
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 13, there is provided an isolated submersible pump comprising a stator assembly 10 and a rotor assembly 20, the isolated submersible pump further comprising a front cover 30 having one open end, a rotor seat assembly 40, and a rear cover 50 having one open end;
the stator assembly 10 comprises a stator case 11 with an opening at one end, a stator core 12, a stator winding (not shown), a circuit control unit 14 and a power line 15, wherein the stator case 11 comprises a first closed bottom 111 and a first containing cavity 112 capable of containing the stator core 12, the first containing cavity 112 is generally made into a circular containing cavity, the stator core 12 is arranged in the first containing cavity 112 of the stator case 11, the stator winding is arranged in a stator slot 121 of the stator core 12, the number of the stator slots 121 adopted by the utility model is 12, the circuit control unit 14 is fixed on the stator case 11, the stator winding and the power line 15 are respectively electrically connected with the circuit control unit 14, and the circuit control unit 14 can control the operation of the isolating submersible pump; after the stator assembly 10 is assembled, the stator assembly 10 is subjected to integral glue filling, sealing, curing and forming by using an adhesive, so that all parts of the stator assembly 10 are firmly adhered into a whole, namely, the whole connecting part of the assembled stator casing 11, the assembled stator iron core 12, the assembled stator winding, the assembled circuit control unit 14 and the assembled power line 15 is subjected to integral glue filling, sealing, curing and forming by using the adhesive, so that the whole stator assembly 10 has strong waterproof capability, and the whole stator assembly 10 can work in water for a long time, namely, the electric part meets the waterproof requirement; the adhesive can be any adhesive with the temperature resistance not lower than the insulation grade temperature resistance level of the motor, for example, the adhesive can adopt epoxy resin; the adhesive can be cured for a period of time at normal temperature, and can also be baked for shaping, for example, baking for shaping at the temperature of 60 +/-2 ℃ for 2.5-4.0 hours;
the rear cover 50 is fixed at the opening end of the stator housing 11 or fixed on the circuit control unit 14, the free end of the power line 15 passes through the through hole 511 of the rear cover 50, and the free end of the power line 15 can pass through the through hole of the rear cover 50 by means of the wire sleeve 98; the rear cover 50 also comprises a fifth closed bottom 51 provided with a through hole 511 and a fifth cavity 52, and the fifth cavity 52 of the rear cover 50 completely covers the circuit control unit 14;
the rotor base assembly 40 includes a rotor base 41 with an open end and a rotating shaft 42, the rotor base 41 includes a second closed bottom 411 and a second cavity 412 capable of accommodating the rotor assembly 20, the rotating shaft 42 is fixed on the second closed bottom 411 of the rotor base 41 and is located in the second cavity 412 of the rotor base 41, and the rotating shaft 42 and the second cavity 412 of the rotor base 41 share a common central axis; the rotor base 41 is fixed on the stator housing 11, four positioning holes 1111 are formed on the outer surface of the first closed bottom 111 of the stator housing 11, positioning posts 4111 with the same number as the recessed positioning holes 1111 are formed on the outer surface of the second closed bottom 411 of the rotor base 41, each positioning post 4111 is matched with the corresponding positioning hole 1111, so that the rotor base 41 can be positioned and fixed on the stator housing 11, actually, because the rotor assembly 20 is installed on the rotating shaft 42 of the rotor base assembly 40, and the stator core 12 is disposed in the first receiving cavity 112 of the stator housing 11, the rotor base 41 can also be fixed on the stator housing 11 by means of the magnetic pulling force of the rotor, and the outer surface of the second closed bottom 411 of the rotor base 41 is in contact with the outer surface of the first closed bottom 111 of the stator housing 11;
the rotor assembly 20 comprises a rotor core 21 provided with a first central through hole 211, a magnetic ring 22 provided with a second central through hole 221, a fan blade part 23, a shaft sleeve 24 and a rotor cover plate 25 with an opening at one end; the fan blade part 23 comprises a fan blade bottom plate 231 and a plurality of fan blades 232 arranged on the outer surface of the fan blade bottom plate 231, the number of the fan blades 232 adopted by the utility model is five, and the five fan blades are uniformly distributed on the outer surface of the fan blade bottom plate 231; the rotor cover plate 25 comprises a third closed bottom 251 and a third cavity 252, a third protrusion 253 is arranged in the center of the inner surface of the third closed bottom 251 of the rotor cover plate 25, and a third central through hole 2531 is arranged on the third protrusion 253; the shaft sleeve 24 is fixed in the third central through hole 2531 of the third projection 253 of the rotor cover plate 25, and the shaft sleeve 24 functions similarly to a bearing, so that the shaft sleeve 24 can be replaced by the bearing, and the bearing is preferably a ceramic bearing; the magnetic ring 22 is disposed on the rotor core 21, the rotor core 21 with the magnetic ring 22 is disposed in the third cavity 252 of the rotor cover plate 25, generally, the magnetic ring 22 contacts with the inner surface of the third cavity 252 of the rotor cover plate 25, the blade bottom plate 231 of the blade component 23 is fixed at the opening end of the third cavity 252 of the rotor cover plate 25, generally, the blade bottom plate 231 of the blade component 23 can be connected and fixed with the rotor cover plate 25 by ultrasonic waves, the rotor core 21 and the magnetic ring 22 are sealed and fixed in the third cavity 252 of the rotor cover plate 25, a plurality of positioning posts 2319 are disposed on the inner surface of the blade bottom plate 231 of the blade component 23, through holes 219 equal in number to the positioning posts 2319 are disposed on the rotor core 21, during assembly, each positioning post 2319 of the blade bottom plate 231 of the blade component 23 is inserted into the through hole 219 of the corresponding rotor core 21, the structure ensures that the components of the rotor assembly 20 are structurally firm; the magnetic ring 22 of the present embodiment is an octupole, so the rotor assembly 20 of the present embodiment is also an octupole;
the inner hole of the bushing 24 of the rotor assembly 20 is located on the rotating shaft 42 of the rotor base assembly 40, so that the rotor assembly 20 is rotatably disposed on the rotor base assembly 40, and the outer surface of the third closed bottom 251 of the rotor cover plate 25 of the rotor assembly 20 and the inner surface of the second closed bottom 411 of the rotor base 41 of the rotor base assembly 40 have an axial gap 9; in the present embodiment, since the bushing 24 is mounted on the rotor assembly 20, the entire rotor assembly 20 rotates relative to the rotor base assembly 40, while the shaft 42 is fixed to the rotor base assembly 40 and the shaft 42 is fixed;
the front cover 30 comprises a fourth closed bottom 31 and a fourth cavity 32, the middle part of the fourth closed bottom 31 of the front cover 30 is provided with at least one water inlet through hole 311 communicated with the fourth cavity 32, and the edge of the fourth closed bottom 31 is also provided with at least one water outlet through hole 312 communicated with the fourth cavity 32; the open end of the front cover 30 is fixed to the open end of the rotor base 41 of the rotor base assembly 40.
The prior art isolation submersible pump generally adopts a motor with a radial air gap magnetic field, while the isolation submersible pump adopts a disc motor with an axial air gap magnetic field, so that the isolation submersible pump has the advantages of compact structure, small volume, short axial size, light weight, high torque density and higher efficiency; especially the utility model discloses keep apart the motor structure that the immersible pump adopted and be different with traditional disc motor again, be the motor of a brand-new structure, the utility model discloses keep apart the immersible pump and keep apart electrical part's stator module 10 completely with rotating part's rotor subassembly 20, only need do sealed water-proof treatment with electrical part's stator module 10 like this can, just need not do the dynamic seal in the pivot of rotating part's rotor subassembly, this link that has not had the dynamic seal damage to correspondingly prolonged the life of whole isolation immersible pump, it is also not high to spare part machining precision, the installation is also simple and direct, has practiced thrift the cost.
Referring to fig. 13, the stator core 12 is die cast from a powder formed of an iron-based soft magnetic composite material. Because the stator core stamped by the silicon steel sheet in the prior art limits the exertion of the performance advantage of the three-dimensional magnetic field, the iron-based soft magnetic composite material is made into powder with insulated surface, and then is pressed and molded by a stator die and is subjected to heat treatment to be made into the stator core 12, so that the magnetic field can move in each dimension direction, the iron loss of parts is greatly reduced, and the motor efficiency is improved; compared with the traditional laminated silicon steel sheet, the laminated silicon steel sheet has good insulation effect, has obvious effects of reducing eddy current loss, saving energy of a motor, reducing the heating of the motor, ensuring motor dynamic balance and the like, is better in motor silence compared with the silicon steel sheet, and is higher in the aspects of the forming and material utilization rate of the stator core, thereby reducing the cost.
Referring to fig. 3 to 5, there are 10 water inlet through holes 311 of the front cover 30, and each water inlet through hole 311 is uniformly distributed in a circle shape in the middle of the fourth closed bottom 31 of the front cover 30.
Referring to fig. 3 to 5, there are 2 water outlet holes 312 of the front cover 30, and the water outlet holes 312 are symmetrically distributed on the edge of the fourth closed bottom 31 of the front cover 30.
Referring to fig. 11 and 12, the circuit control unit 14 includes a controller box 141 and a controller circuit board 142; the controller box 141 is fixed to the stator housing 11, for example, the controller box 141 may be fixed to the stator housing 11 by using a plurality of screws 97, the controller circuit board 142 is disposed in the controller box 141, and the stator winding and the power line 15 are electrically connected to the controller circuit board 142, respectively. At least two locking grooves 1411 may be disposed on an outer circumferential surface of the controller box 141, and the number of locking posts 521 equal to that of the locking grooves 1411 is disposed on an inner circumferential surface of the fifth cavity 52 of the rear cover 50, so that the rear cover 50 may be rotatably fixed on the controller box 141 of the circuit control unit 14 by cooperation of the locking posts 521 and the locking grooves 1411, and of course, the same structure may also be adopted to rotatably fix the rear cover 50 on the stator housing 11.
The above examples only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention; it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (5)
1. An isolated submersible pump comprising a stator assembly (10) and a rotor assembly (20); the method is characterized in that:
the rotor comprises a front cover (30) with an opening at one end, a rotor seat assembly (40) and a rear cover (50) with an opening at one end;
the stator assembly (10) comprises a stator casing (11) with an opening at one end, a stator iron core (12), a stator winding, a circuit control unit (14) and a power line (15); the stator casing (11) comprises a first closed bottom (111) and a first containing cavity (112) capable of containing the stator core (12), the stator core (12) is arranged in the first containing cavity (112) of the stator casing (11), the stator winding is arranged in a stator slot of the stator core (12), the circuit control unit (14) is fixed on the stator casing (11), and the stator winding and the power line (15) are respectively and electrically connected with the circuit control unit (14);
the rear cover (50) is fixed at the opening end of the stator casing (11) or fixed on the circuit control unit (14), and the free end of the power line (15) penetrates out of the through hole of the rear cover (50);
the rotor base assembly (40) comprises a rotor base (41) with an opening at one end and a rotating shaft (42), the rotor base (41) comprises a second closed bottom (411) and a second cavity (412) capable of containing the rotor assembly (20), the rotating shaft (42) is fixed on the second closed bottom (411) of the rotor base (41) and is positioned in the second cavity (412) of the rotor base (41), and the rotating shaft (42) and the second cavity (412) of the rotor base (41) share a common central axis; the rotor base (41) is fixed on the stator casing (11), and the outer surface of the second closed bottom (411) of the rotor base (41) is contacted with the outer surface of the first closed bottom (111) of the stator casing (11);
the rotor assembly (20) comprises a rotor iron core (21) provided with a first central through hole (211), a magnetic ring (22) provided with a second central through hole (221), a fan blade component (23), a shaft sleeve (24) and a rotor cover plate (25) with one open end; the fan blade component (23) comprises a fan blade bottom plate (231) and a plurality of fan blades (232) arranged on the outer surface of the fan blade bottom plate (231); the rotor cover plate (25) comprises a third closed bottom (251) and a third containing cavity (252), a third bump (253) is arranged in the center of the inner surface of the third closed bottom (251) of the rotor cover plate (25), and a third central through hole (2531) is formed in the third bump (253); the shaft sleeve (24) is fixed in a third central through hole (2531) of a third lug (253) of the rotor cover plate (25); the magnetic ring (22) is arranged on the rotor core (21), the rotor core (21) provided with the magnetic ring (22) is arranged in the third cavity (252) of the rotor cover plate (25), and the fan blade bottom plates (231) of the fan blade components (23) are fixed at the opening end of the third cavity (252) of the rotor cover plate (25);
the inner hole of the shaft sleeve (24) of the rotor assembly (20) is positioned on the rotating shaft (42) of the rotor seat assembly (40), so that the rotor assembly (20) is rotationally arranged on the rotor seat assembly (40), and the outer surface of the third closed bottom (251) of the rotor cover plate (25) of the rotor assembly (20) and the inner surface of the second closed bottom (411) of the rotor seat (41) of the rotor seat assembly (40) have an axial gap (9);
the front cover (30) comprises a fourth closed bottom (31) and a fourth cavity (32), the middle part of the fourth closed bottom (31) of the front cover (30) is provided with at least one water inlet through hole (311) communicated with the fourth cavity (32), and the edge of the fourth closed bottom (31) is also provided with at least one water outlet through hole (312) communicated with the fourth cavity (32); the open end of the front cover (30) is fixed to the open end of the rotor base (41) of the rotor base assembly (40).
2. The isolated submersible pump of claim 1, wherein:
the number of the water inlet through holes (311) of the front cover (30) is 10, and the water inlet through holes (311) are uniformly distributed in the middle of the fourth closed bottom (31) of the front cover (30) in a circular ring shape.
3. The isolated submersible pump of claim 1, wherein:
the number of the water outlet through holes (312) of the front cover (30) is 2, and the water outlet through holes (312) are symmetrically distributed on the edge of the fourth closed bottom (31) of the front cover (30) up and down.
4. The isolated submersible pump of claim 1, wherein:
the circuit control unit (14) comprises a controller box (141) and a controller circuit board (142); the controller box (141) is fixed on the stator casing (11), the controller circuit board (142) is arranged in the controller box (141), and the stator winding and the power line (15) are respectively electrically connected to the controller circuit board (142).
5. The isolated submersible pump of any of claims 1 to 4, wherein:
after the stator assembly (10) is assembled, the stator assembly (10) is subjected to integral glue filling, sealing, curing and forming by using an adhesive, so that all parts of the stator assembly (10) are firmly adhered into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921536007.XU CN210327230U (en) | 2019-09-17 | 2019-09-17 | Isolation submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921536007.XU CN210327230U (en) | 2019-09-17 | 2019-09-17 | Isolation submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210327230U true CN210327230U (en) | 2020-04-14 |
Family
ID=70132824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921536007.XU Withdrawn - After Issue CN210327230U (en) | 2019-09-17 | 2019-09-17 | Isolation submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210327230U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111900824A (en) * | 2019-09-17 | 2020-11-06 | 深圳市实能高科动力有限公司 | Isolation submersible pump |
-
2019
- 2019-09-17 CN CN201921536007.XU patent/CN210327230U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111900824A (en) * | 2019-09-17 | 2020-11-06 | 深圳市实能高科动力有限公司 | Isolation submersible pump |
| CN111900824B (en) * | 2019-09-17 | 2024-09-13 | 深圳市实能高科动力有限公司 | Isolation submersible pump |
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