A kind of plastic packaging motor and there are its household electrical appliance
Technical field
The present invention relates to technical field of motors, particularly relate to a kind of plastic packaging motor and there are its household electrical appliance.
Background technology
Plastic packaging motor adopts plastic packaging machine encapsulation technology that the stator core of motor, winding etc. are carried out overall package with engineering plastics, can cancel traditional electronics stator insulation treatment process and the metal chassis of common electric machine.This kind of motor is applied to some extent on the household electrical appliance such as dust catcher, smoke exhaust ventilator, air-conditioning, washing machine.
Existing plastic packaging motor generally can by the axial end of an end cap plastic packaging at stator, owing to the end of stator can be made to form a plastic packaging boss to the plastic packaging of end cap.
Tradition plastic packaging motor, because air conditioner mounting structure space is more sufficient, when meeting mounting structure, structure is thicker, as shown in Figure 1, for ensureing overall construction intensity, the front portion of stator module 1 ', have thicker plastic packaging boss 3 ', and existing cushion rubber 2 ' is the outside being arranged on plastic packaging boss 3 ', the plastic packaging motor overall dimensions of this kind of version is thicker.Along with the home appliance structure such as air-conditioning will be sought development to miniaturized, 1 grade of Energy Efficiency Ratio gradually, there is higher requirement to motor knot, performance, cost etc.
In sum, along with air-conditioning, continuous high-endization of air purifier, attractive in appearanceization, miniaturization, and require high energy efficiency grade simultaneously, to the requirement of its required motor, the requirement of electric machine structure thickness is compact all the more, in guarantee motor high-performance situation, therefore require electric machine structure to make ultrathin type as far as possible.
Therefore, propose a kind of plastic packaging motor and there are its household electrical appliance, the problem that the thickness of existing plastic packaging motor is larger can be solved.
Summary of the invention
The object of the invention is to propose a kind of plastic packaging motor, the problem that existing plastic packaging motor thickness is larger can be solved.
Another object of the present invention is to propose a kind of household electrical appliance, and these household electrical appliance comprise plastic packaging motor as previously discussed.
For reaching this object, the present invention by the following technical solutions:
A kind of plastic packaging motor, comprise stator module and cushion rubber, described stator module has plastic packaging boss, and wherein, described cushion rubber is arranged on the outside of stator module, and plastic packaging boss is positioned at the inside of cushion rubber.
As a kind of preferred version of above-mentioned plastic packaging motor, described cushion rubber has accommodation section, and described plastic packaging boss is positioned at accommodation section.
As a kind of preferred version of above-mentioned plastic packaging motor, described accommodation section is the groove structure be arranged on cushion rubber.
As a kind of preferred version of above-mentioned plastic packaging motor, described groove structure is annular groove, and suitable with the shape of plastic packaging boss.
As a kind of preferred version of above-mentioned plastic packaging motor, also comprise end cap, described end cap is connected with stator module by plastic packaging boss.
As a kind of preferred version of above-mentioned plastic packaging motor, described end cap comprises installation portion, and described end cap is matched with plastic packaging boss by installation portion;
The outer ledge of described installation portion is the cambered outwards special-shaped projection in footpath.
As a kind of preferred version of above-mentioned plastic packaging motor, described special-shaped projection comprises multiple triangle, trapezoidal and/or arc unit.
As a kind of preferred version of above-mentioned plastic packaging motor, described installation portion is provided with through hole.
As a kind of preferred version of above-mentioned plastic packaging motor, the cross section of described through hole is circular, square and/or rhombus.
A kind of household electrical appliance, it comprises plastic packaging motor as previously discussed.
Beneficial effect of the present invention is: the present invention, by being hidden in cushion rubber by plastic packaging boss, reducing the size that plastic packaging boss is shared on plastic packaging motor, therefore, can reduce plastic packaging motor overall dimensions in a thickness direction.Thinning object is achieved relative to existing plastic packaging motor, if relative to the size constancy of existing plastic packaging motor, the effect increasing stator interior space can be realized, so it is higher that stator core height just can do, and performance is higher, simultaneously, because it does thin, the consumption of its plastic packaging material reduces, and cost reduces further.
Accompanying drawing explanation
Fig. 1 is the structural representation of plastic packaging motor in prior art;
Fig. 2 is the decomposing state schematic diagram of the plastic packaging motor that the specific embodiment of the invention provides;
Fig. 3 is another decomposing state schematic diagram of plastic packaging motor that the specific embodiment of the invention provides;
Fig. 4 is the structural representation of the stator module that the specific embodiment of the invention provides;
Fig. 5 is the structural representation of the cushion rubber that the specific embodiment of the invention provides;
Fig. 6 is the structural representation of the end cap that the specific embodiment of the invention provides.
Wherein:
1 ', stator module; 2 ', cushion rubber; 3 ', plastic packaging boss;
1, stator module; 2, cushion rubber; 3, plastic packaging boss; 4, groove structure; 5, end cap;
51, installation portion; 52, special-shaped projection; 53, through hole.
Embodiment
Technical scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
The technical problem solved for making the present invention, the technical scheme of employing and the technique effect that reaches are clearly, be described in further detail below in conjunction with the technical scheme of accompanying drawing to the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those skilled in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figures 2 to 6, propose a kind of plastic packaging motor in the present embodiment, comprise stator module 1 and cushion rubber, stator module 1 has plastic packaging boss 3, and wherein, cushion rubber 2 is arranged on the outside of stator module 1, and plastic packaging boss 3 is positioned at the inside of cushion rubber 2.
In the present embodiment, by plastic packaging boss 3 is hidden in cushion rubber 2, reduces the size that plastic packaging boss 3 is shared on plastic packaging motor, therefore, plastic packaging motor overall dimensions in a thickness direction can be reduced.Thinning object is achieved relative to existing plastic packaging motor, if relative to the size constancy of existing plastic packaging motor, the effect increasing stator interior space can be realized, so it is higher that stator core height just can do, and performance is higher, simultaneously, because it does thin, the consumption of its plastic packaging material reduces, and cost reduces further.
With reference to Fig. 4, Fig. 5, plastic packaging boss 3 with the concrete fit form of cushion rubber 2 is: cushion rubber 2 has accommodation section, and plastic packaging boss 3 is positioned at accommodation section.Concrete further, accommodation section is the groove structure 4 be arranged on cushion rubber 2.Preferably, groove structure 4 is annular groove, and suitable with the shape of plastic packaging boss 3.Shape described herein is suitable to be referred to: plastic packaging boss 3 for cross section be the annular boss of rectangle, the cross section of corresponding groove structure 4 is also rectangle, the square-section of groove structure 4 and the square-section of plastic packaging boss 3 measure-alike, or the square-section size of groove structure 4 is slightly larger than the square-section size of plastic packaging boss 3.By the fit structure of above-mentioned cushion rubber 2 and plastic packaging boss 3, both cooperations can be made more firm.
Plastic packaging motor also comprises end cap 5, and this end cap 5 is connected with stator module 1 by plastic packaging boss 3.
As shown in Figure 6, end cap 5 comprises installation portion 51, and end cap 5 is matched with plastic packaging boss 3 by installation portion 51.End cap 5 is connected with the mode of plastic packaging boss 3 by injection moulding, size due to the plastic packaging boss 3 provided in present embodiment is less than the size of plastic packaging boss in prior art, in order to not affect the structural strength that plastic packaging boss 3 coordinates with end cap 5, the outer ledge of installation portion 51 is the cambered outwards special-shaped projection 52 in footpath.Because installation portion 51 adopts special-shaped projection 52, the contact area of end cap 5 and plastic packaging boss 3 can be increased, the adhesion of both enhancings, the reliability that both raisings coordinate.
The outer ledge of existing end cap 5 installation portion 51 is circular configuration, and the special-shaped projection 52 mentioned in the present embodiment refers to all non-circular outer ledges.
Concrete, special-shaped projection 52 comprises multiple triangle, trapezoidal and/or arc unit.As the laciniation that special-shaped projection 52 is made up of multiple triangle or trapezoidal element, or special-shaped projection 52 is the wavy shaped configuration be made up of multiple arc unit.
Installation portion 51 is provided with through hole 53.Connected by the injection molding material of through hole 53 by the injection molding material that can make to be positioned at installation portion about 51 both sides that arranges of through hole 53, thus, further can improve the structural strength of injection moulding boss 3 and end cap 5 cooperation.
Concrete, the cross section of through hole 53 is preferably circular, square and/or rhombus.
Present embodiment also proposes a kind of household electrical appliance, and it comprises plastic packaging motor as previously discussed.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.