CN205004864U - Water pump motor - Google Patents
Water pump motor Download PDFInfo
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- CN205004864U CN205004864U CN201520775317.2U CN201520775317U CN205004864U CN 205004864 U CN205004864 U CN 205004864U CN 201520775317 U CN201520775317 U CN 201520775317U CN 205004864 U CN205004864 U CN 205004864U
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Abstract
The utility model discloses a water pump motor, including pivot, rotor subassembly, stator module and bearing retainer, the rotor subassembly is installed in the pivot, stator module be the plastic envelope stator, it includes stator core, the tip is insulating, coil winding and plastic -sealed body, the tip insulation is installed on stator core's terminal surface, the coil winding is on locating the tip insulation, the plastic -sealed body is stator core, the tip is insulating to be joined integratively become with the coil winding, intermediate formation cavity at the plastic -sealed body, the top of cavity is open opening, diapire at the cavity is provided with the bearing frame, bearing retainer installs the opening part at the cavity top, all install the bearing on bearing frame and bearing retainer, support respectively at the pivot both ends the bearing on, be provided with in the outer fringe of the bottom surface of plastic -sealed body a plurality of be used for with the installation base of load installation, its simple structure, with low costs.
Description
Technical field:
The utility model relates to a kind of pump motor, belongs to split-pole pump motor field.
Background technology:
Existing pump motor is as accompanying drawing 1, shown in 2 and 3, it comprises rotating shaft 100, rotor 101, stator 102, inner casing 103, outer cage 104 and end cap 105, rotor 101 is arranged in rotating shaft 100, stator 102 and inner casing 103 are installed together and are sheathed on outside rotor 101, outer cage 104 is one end open one end enclosed construction, outer cage 104 is sheathed on outside inner casing 103, end cap 105 is arranged on outer cage 104 opening, on the end of inner casing 103, existing pump motor has a detailed description in sharp CN202172320, but at least following Railway Project of existing pump motor ubiquity:
1) complex structure, parts are many, assembling trouble, and cost is relatively high;
2) when pump motor is arranged in water pump, need to pour into insulating oil inside pump motor, to lower the temperature timely to pump motor, be not easy to like this use, cost is relatively high.
Summary of the invention:
The purpose of this utility model is to provide a kind of pump motor, and its structure is simple, cost is low, and sealed insulation is good.
The purpose of this utility model is achieved by following technical proposals.
A kind of pump motor, comprise rotating shaft, rotor assembly, stator module and the support of bearing, rotor assembly is arranged in rotating shaft, described stator module is plastic packaging stator, it comprises stator core, overhang insulation, coil windings and plastic-sealed body, overhang insulation is arranged on the end face of stator core, coil windings is set around on overhang insulation, plastic-sealed body is stator core, overhang insulation and coil windings connect to one, cavity is formed in the middle of plastic-sealed body, the top of cavity is unlimited opening, the diapire of cavity is provided with bearing pedestal, the support of bearing is arranged on the opening part of cavity top, bearing pedestal and the support of bearing are all provided with bearing, rotating shaft two ends are bearing on described bearing respectively, the bottom surface outer rim of plastic-sealed body is provided with some installation bases for installing with load.
Is provided with annular boss in the middle of the bottom surface of above-mentioned plastic-sealed body, the front end of rotating shaft is stretched out in the middle of annular boss, nestedly inside annular boss is provided with oil sealing.
The end face outer rim of above-mentioned plastic-sealed body is extended with annular protrusion, in the middle of annular protrusion, forms cavity.
The top of above-mentioned annular protrusion is provided with annular stopper.
The outer rim of above-mentioned annular protrusion is extended with some lugs, lug offers screw hole.
The periphery of above-mentioned cavity top opening, the end face of plastic-sealed body are provided with ring-shaped step, and described support of bearing supporting is arranged on described ring-shaped step.
Above-mentioned bearing is ball bearing.
The utility model compared with prior art, has following effect:
1) compared to the package assembly of stator module in existing pump motor and inner casing, outer cage, the utility model passes through shaping for stator module integral molded plastic, its structure is simpler, effectively can simplify production technology, reduce production cost, and radiating effect and waterproof effect even more ideal, sealed insulation is good;
2) in the bottom surface outer rim of plastic-sealed body, be provided with some installation bases for installing with load, structure is simple, and conveniently install connection, reliability is effectively ensured.
Accompanying drawing illustrates:
Fig. 1 is the stereogram of existing pump motor;
Fig. 2 is the explosive view of existing pump motor;
Fig. 3 is the structural representation of existing pump motor;
Fig. 4 is the stereogram of pump motor 1 angle in embodiment;
Fig. 5 is the stereogram of another 1 angle of pump motor in embodiment;
Fig. 6 is the explosive view of pump motor in embodiment;
Fig. 7 is the structural representation of pump motor in embodiment.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: as Fig. 4, Fig. 5, shown in Fig. 6 and Fig. 7, the present embodiment is a kind of pump motor, comprise rotating shaft 1, rotor assembly 2, stator module 3 and the support of bearing 4, rotor assembly 2 is arranged in rotating shaft 1, described stator module 3 is plastic packaging stators, it comprises stator core 31, overhang insulation 32, coil windings 33 and plastic-sealed body 34, overhang insulation 32 is arranged on the end face of stator core 31, coil windings 33 is set around on overhang insulation 32, plastic-sealed body 34 is stator core 31, overhang insulation 32 and coil windings 33 connect to one, cavity 340 is formed in the middle of plastic-sealed body 34, the top of cavity 340 is unlimited openings, the diapire of cavity 340 is provided with bearing pedestal, the support of bearing 4 is arranged on the opening part at cavity 340 top, bearing pedestal and the support of bearing 4 are all provided with bearing 5, rotating shaft 1 two ends are bearing on described bearing 5 respectively, the bottom surface outer rim of plastic-sealed body 34 is provided with some installation bases 341 for installing with load, the quantity of described installation base 341 is 4, its bottom surface circumference along plastic-sealed body 34 is uniformly distributed.Be provided with annular boss 342 in the middle of the bottom surface of plastic-sealed body 34, the front end of rotating shaft 1 is stretched out in the middle of annular boss 342, nestedly inside annular boss 342 is provided with oil sealing 6.The end face outer rim of plastic-sealed body 34 is extended with annular protrusion 343, in the middle of annular protrusion 343, forms cavity volume 3430.The top of annular protrusion 343 is provided with annular stopper 3431, annular stopper 3431 for pump shell connection.Be extended with some lugs 344 from the outer rim of annular protrusion 343, lug 344 offers screw hole 3440.The end face of the open-topped periphery of cavity volume 3430, plastic-sealed body 34 is provided with ring-shaped step 345, and the described support of bearing 4 supporting is arranged on described ring-shaped step 345.Described bearing 5 is ball bearings.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited thereto; other are any do not deviate from Spirit Essence of the present invention and principle under do change, modification, substitute, combine, simplify; be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (7)
1. a pump motor, comprise rotating shaft (1), rotor assembly (2), stator module (3) and the support of bearing (4), rotor assembly (2) is arranged in rotating shaft (1), it is characterized in that: described stator module (3) is plastic packaging stator, it comprises stator core (31), overhang insulation (32), coil windings (33) and plastic-sealed body (34), overhang insulation (32) is arranged on the end face of stator core (31), coil windings (33) is set around on overhang insulation (32), plastic-sealed body (34) is stator core (31), overhang insulation (32) and coil windings (33) connect to one, cavity (340) is formed in the middle of plastic-sealed body (34), the top of cavity (340) is unlimited opening, the diapire of cavity (340) is provided with bearing pedestal, the support of bearing (4) is arranged on the opening part at cavity (340) top, bearing pedestal and the support of bearing (4) are all provided with bearing (5), rotating shaft (1) two ends are bearing on described bearing (5) respectively, the bottom surface outer rim of plastic-sealed body (34) is provided with some installation bases (341) for installing with load.
2. a kind of pump motor according to claim 1, it is characterized in that: in the middle of the bottom surface of plastic-sealed body (34), be provided with annular boss (342), the front end of rotating shaft (1) is stretched out in the middle of annular boss (342), is provided with oil sealing (6) annular boss (342) the inside is nested.
3. a kind of pump motor according to claim 1 and 2, it is characterized in that: in the end face outer rim of plastic-sealed body (34), be extended with annular protrusion (343), in the middle of annular protrusion (343), form cavity volume (3430).
4. a kind of pump motor according to claim 3, is characterized in that: the top of annular protrusion (343) is provided with annular stopper (3431).
5. a kind of pump motor according to claim 3, is characterized in that: be extended with some lugs (344) from the outer rim of annular protrusion (343), and lug (344) offers screw hole (3440).
6. a kind of pump motor according to claim 3, it is characterized in that: on the end face of cavity volume (3430) open-topped periphery, plastic-sealed body (34), be provided with ring-shaped step (345), the described support of bearing (4) supporting is arranged on described ring-shaped step (345).
7. a kind of pump motor according to claim 1 and 2, is characterized in that: described bearing (5) is ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520775317.2U CN205004864U (en) | 2015-09-30 | 2015-09-30 | Water pump motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520775317.2U CN205004864U (en) | 2015-09-30 | 2015-09-30 | Water pump motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205004864U true CN205004864U (en) | 2016-01-27 |
Family
ID=55161735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520775317.2U Active CN205004864U (en) | 2015-09-30 | 2015-09-30 | Water pump motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205004864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846587A (en) * | 2016-04-05 | 2016-08-10 | 陈焕祥 | Waterborne motor lightweight waterproof power motor |
-
2015
- 2015-09-30 CN CN201520775317.2U patent/CN205004864U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846587A (en) * | 2016-04-05 | 2016-08-10 | 陈焕祥 | Waterborne motor lightweight waterproof power motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |