CN104539080A - Plastic package stator and bearing end cap waterproof sealing structure and plastic package motor - Google Patents
Plastic package stator and bearing end cap waterproof sealing structure and plastic package motor Download PDFInfo
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- CN104539080A CN104539080A CN201410855380.7A CN201410855380A CN104539080A CN 104539080 A CN104539080 A CN 104539080A CN 201410855380 A CN201410855380 A CN 201410855380A CN 104539080 A CN104539080 A CN 104539080A
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- plastic packaging
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- cover
- packaging stator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
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Abstract
The invention relates to the field of motors, and discloses a plastic package stator and bearing end cap waterproof sealing structure and a plastic package motor. The plastic package stator and bearing end cap waterproof sealing structure comprises a plastic package stator, a wire retaining clip, a waterproof sealing ring and a bearing end cap, wherein the plastic package stator is provided with an annular clamping flange with an installation notch, the wire retaining clip is installed in the installation notch, the bearing end cap is provided with an annular clamping groove matched with the annular clamping flange in a clamped and inserted mode, the annular clamping flange is provided with an axial end face, the wire retaining clip is provided with a wire clip top face flush with the axial end face, the annular clamping groove is provided with a bottom groove face, the waterproof sealing ring is elastically compressed between the axial end face and the bottom groove face, and a positioning groove allowing the waterproof sealing ring to be clamped and positioned is formed in the wire clip top face in a concave mode. The plastic package stator and bearing end cap waterproof sealing structure prevents influences of a needle insertion hole, a detection hole and a detachment notch which probably exist in the radial outer surface of the annular clamping flange on the sealing effect of the waterproof sealing ring, and achieves the aims of improving the waterproof sealing effect between the plastic package stator and the bearing end cap.
Description
Technical field
The invention belongs to machine field, particularly relate to the waterproof sealing structure of a kind of plastic packaging stator and bearing (ball) cover and there is the plastic packaging motor of this waterproof sealing structure.
Background technology
Generally the bearing (ball) cover that two lay respectively at stator core both sides is all provided with in plastic packaging motor; In conventional art, be all generally that a bearing (ball) cover is packaged in plastic packaging stator together with stator core, and adopt interference fit to cover the end being fixed on plastic packaging stator another bearing (ball) cover.For convenience of description, the bearing (ball) cover being positioned at plastic packaging stator is called inboard bearing end cap, the bearing (ball) cover be positioned at outside plastic packaging stator is called outboard bearing end cap.Being connected of outboard bearing end cap and plastic packaging stator is mainly realized by coordinating of outboard bearing end cap upper annular draw-in groove and plastic packaging stator upper annular screens flange, because ring-type screens flange can exist the problem of breach, circularity deficiency in process of production, therefore, make the cooperation place of ring-type draw-in groove and ring-type screens flange there is gap, and then have a strong impact on the waterproof sealing performance of plastic packaging motor.
In order to solve the problem of above-mentioned plastic packaging motor waterproof sealing performance difference, the person skilled waterproof sealing structure proposed with reference to iron-shell motor middle (center) bearing end cap carries out the scheme of the waterproof sealing structure designing plastic packaging motor.Particularly, as shown in figure 14, the waterproof sealing mode of iron-shell motor middle (center) bearing end cap is: between the radially-outer surface and the inner radial surface of bearing (ball) cover 2a of stator core 1a, arrange sealing ring 3a.With reference to this, person skilled to propose on the radially-outer surface of plastic packaging stator upper annular screens flange the technical scheme that an also sheathed waterproof grommet carries out sealing outboard bearing end cap and plastic packaging stator, but, this technical scheme can not improve the waterproof sealing effect of outboard bearing end cap and plastic packaging stator on plastic packaging motor well, reason is: as shown in figure 15, existing plastic packaging motor generally can arrange several pin holes 114b on the radially-outer surface 112b of the ring-type screens flange 11b of plastic packaging stator 1b, detect aperture, (pin holes 114b is for placing conducting contact pin 6b for dismounting breach etc., with connecting stator iron core and bearing (ball) cover 2b, detect aperture is for detecting the conducting resistance of stator core and bearing (ball) cover 2b, dismounting breach is for being convenient to the dismounting in the future of outboard bearing end cap 2b, as to do over again because quality is bad at the plastic packaging motor completing assembling or the analysis of causes etc. need dismounting outboard bearing end cap 2b time, splitting tool can be snapped in dismounting breach and carry out dismounting outboard bearing end cap 2b), like this, due to sealing surface and the pin holes 114b of waterproof grommet 3b, detect aperture, dismounting breach is all positioned on the radially-outer surface 112b of ring-type screens flange 11b, therefore, pin holes 114b, detect aperture, the existence of dismounting breach will have a strong impact on the waterproof sealing effect of the waterproof grommet 3b on the radially-outer surface 112b being sheathed on ring-type screens flange 11b.Therefore, on the radially-outer surface 112b of ring-type screens flange 11b, sheathed waterproof grommet 3b effectively can not improve the waterproof sealing effect of outboard bearing end cap 2b and plastic packaging stator 1b.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, provide waterproof sealing structure and the plastic packaging motor of plastic packaging stator and bearing (ball) cover, which solve the technical problem of waterproof sealing effect difference between existing plastic packaging stator and bearing (ball) cover.
For achieving the above object, the technical solution used in the present invention is: the waterproof sealing structure of plastic packaging stator and bearing (ball) cover, comprise plastic packaging stator, wire fixing clamp and the bearing (ball) cover being located at described plastic packaging stator one end, described plastic packaging stator is provided with the ring-type screens flange with installation gap, described wire fixing clamp is installed in described installation gap, described bearing (ball) cover is provided with the ring-type draw-in groove closed with the inserting of described ring-type screens flange card, described ring-type screens flange has the axial axial end towards described bearing (ball) cover along described plastic packaging stator, described wire fixing clamp has the wire clamp end face concordant with described axial end, described ring-type draw-in groove has the axial kerve face towards described plastic packaging stator along described plastic packaging stator, also waterproof grommet is provided with between described plastic packaging stator and described bearing (ball) cover, and described waterproof grommet elastic compression is between described axial end and described kerve face, described wire clamp end face is arranged with the location notch snapping in location for described waterproof grommet.
Preferably, described waterproof grommet comprises annular seal body and is convexly equipped in the protuberance of described annular seal body side, and described protuberance card is inserted and is positioned in described location notch.
Preferably, described location notch is arc shape or cylindric or taper or square, and the shape of described protuberance and the form fit of described location notch are arranged.
Preferably, described location notch is only provided with one; Or described location notch is provided with at least two, and each described location notch is along the circumferential direction spaced apart on described wire clamp end face, and the quantity of described protuberance and each described protuberance identical with the quantity of described location notch is arranged with each described location notch contraposition respectively.
More preferably, described location notch is only provided with one, and described location notch is arc shape, and the radian of described location notch is equal with the radian of described installation gap.
Preferably, described waterproof grommet comprises support portion and is packaged in the elastic portion outside described support portion, and described support portion adopts rigid material to make, and described elastic portion adopts the plastic material plastic packaging easily producing strain to take shape in outside described support portion.
Preferably, described elastic portion has the annular resilient body that circumference is closed, and described support portion is for being located at the intrinsic annular rigid structure of described annular resilient; Or described support portion comprises at least one section and is arranged at the intrinsic arcuation rigid structure of described annular resilient.
Preferably, described support portion comprises at least two sections of circumferences and is arranged at intervals at the intrinsic arcuation rigid structure of described annular resilient, and the girth sum of each described arcuation rigid structure is more than or equal to 2/3rds of the girth of described annular resilient body.
Preferably, the elastic compression deflection that described waterproof grommet axially produces along described plastic packaging stator is more than or equal to 0.1mm.
The waterproof sealing structure of plastic packaging stator provided by the invention and bearing (ball) cover, by arranging waterproof grommet between plastic packaging stator and bearing (ball) cover, and make waterproof grommet elastic compression between the axial end and the kerve face of ring-type draw-in groove of ring-type screens flange, like this, the pin holes that the sealing surface of waterproof grommet and ring-type screens flange radially-outer surface may exist can be made, detect aperture, dismounting breach is in different surfaces respectively, thus effectively prevent the pin holes that ring-type screens flange radially-outer surface may exist, detect aperture, dismounting breach is on the impact of waterproof grommet waterproof sealing effect, and then reach the object effectively improving waterproof sealing effect between plastic packaging stator and bearing (ball) cover.Simultaneously, it is by establishing location hole to realize the location to waterproof grommet at the wire clamp end face fovea superior of wire fixing clamp, thus prevent waterproof grommet be installed on the displacement easily on plastic packaging stator or come off, be beneficial to the assembling of bearing (ball) cover and plastic packaging stator, and effectively ensure that waterproof grommet is installed on the solid and reliable property between plastic packaging stator and bearing (ball) cover, and then be beneficial to the sealing reliability ensureing waterproof grommet.
Further, present invention also offers plastic packaging motor, it comprises above-mentioned plastic packaging stator and the waterproof sealing structure of bearing (ball) cover.
Plastic packaging motor provided by the invention, owing to have employed above-mentioned plastic packaging stator and the waterproof sealing structure of bearing (ball) cover, therefore, improve the waterproof sealing effect of plastic packaging motor dramatically, and then be beneficial to the useful life and stability that ensure plastic packaging motor.
Accompanying drawing explanation
Fig. 1 is the perspective view of the plastic packaging motor that the embodiment of the present invention provides;
Fig. 2 is the top plan view structural representation of the plastic packaging motor that the embodiment of the present invention provides;
Fig. 3 is the generalized section of A-A in Fig. 2;
Fig. 4 is the close-up schematic view at B place in Fig. 3;
Fig. 5 is the close-up schematic view at C place in Fig. 3;
Fig. 6 is the decomposing schematic representation of the plastic packaging motor that the embodiment of the present invention provides;
Fig. 7 is the decomposing schematic representation of the waterproof grommet that provides of the embodiment of the present invention and plastic packaging stator, wire fixing clamp;
Fig. 8 is the assembly structure schematic perspective view of the waterproof grommet that provides of the embodiment of the present invention and plastic packaging stator, wire fixing clamp;
Fig. 9 is the assembly structure generalized section of waterproof grommet, plastic packaging stator and the wire fixing clamp that the embodiment of the present invention provides;
Figure 10 is the perspective view of the waterproof grommet that the embodiment of the present invention provides;
Figure 11 is the perspective view of the plastic packaging stator that the embodiment of the present invention provides;
Figure 12 is the assembly structure schematic perspective view of the wire fixing clamp that provides of the embodiment of the present invention and plastic packaging stator;
Figure 13 is the assembly structure generalized section of the wire fixing clamp that provides of the embodiment of the present invention and plastic packaging stator;
Figure 14 is the structural representation of the iron-shell motor that prior art provides;
Figure 15 is the decomposing schematic representation of the plastic packaging motor that prior art provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
It should be noted that, when element is called as on " being fixed on " or " being arranged at " another element, it can directly on another element or may there is centering elements simultaneously.When an element is known as " connection " another element, it can be directly connect another element or may there is centering elements simultaneously.
Also it should be noted that, the orientation term such as left and right, upper and lower, the top in the embodiment of the present invention, end, is only relative concept or be reference with the normal operating condition of product each other, and should not be regarded as have restrictive.
As shown in figs. 1-13, the plastic packaging stator 1 that the embodiment of the present invention provides and the waterproof sealing structure of bearing (ball) cover 2, comprise plastic packaging stator 1, wire fixing clamp 4 and the bearing (ball) cover 2 being located at plastic packaging stator 1 lateral ends, wire fixing clamp 4 and bearing (ball) cover 2 are located at same one end of plastic packaging stator 1 and wire fixing clamp 4 is located between plastic packaging stator 1 and bearing (ball) cover 2, plastic packaging stator 1 is provided with ring-type screens flange 11, ring-type screens flange 11 is arranged with installation gap 110, wire fixing clamp 4 is installed in installation gap 110, bearing (ball) cover 2 is provided with the ring-type draw-in groove 21 closed with the inserting of ring-type screens flange 11 card, ring-type screens flange 11 has the axial axial end 111 towards bearing (ball) cover 2 along plastic packaging stator 1, along the inner radial surface 113 of radial direction towards plastic packaging stator 1 central shaft of plastic packaging stator 1 and the radial direction along plastic packaging stator 1 back to the radially-outer surface 112 of plastic packaging stator 1 central shaft, wire fixing clamp 4 has the wire clamp end face 41 concordant with axial end 111, ring-type draw-in groove 21 has the axial kerve face 211 towards plastic packaging stator 1 along plastic packaging stator 1, abut the inner side groove face 213 coordinated with the inner radial surface 113 of ring-type screens flange 11 and abut with the radially-outer surface 112 of ring-type screens flange 11 the outside groove face 212 coordinated, waterproof grommet 3 is also provided with between plastic packaging stator 1 and bearing (ball) cover 2, and waterproof grommet 3 elastic compression is between axial end 111 and kerve face 211 and between wire clamp end face 41 and kerve face 211, wire clamp end face 41 is arranged with the location notch 410 snapping in location for waterproof grommet 3.On the radially-outer surface 112 of ring-type screens flange 11 can recessed pin holes 114 for placing conducting contact pin, for detect conducting resistance between stator core and bearing (ball) cover 2 detect aperture, for being convenient to the dismounting breach 115 etc. of bearing (ball) cover dismounting after 2 days.The present embodiment, by by waterproof grommet 3 elastic compression between the axial end 111 and the kerve face 211 of ring-type draw-in groove 21 of ring-type screens flange 11, like this, the pin holes 114 that the sealing surface of waterproof grommet 3 and ring-type screens flange 11 radially-outer surface 112 may exist can be made, detect aperture, dismounting breach 115 is in different surfaces respectively, thus effectively prevent the pin holes 114 that ring-type screens flange 11 radially-outer surface 112 may exist, detect aperture, dismounting breach 115 is on the impact of waterproof grommet 3 waterproof sealing effect, and then reach the object effectively improving waterproof sealing effect between plastic packaging stator 1 and bearing (ball) cover 2.The setting of wire fixing clamp 4 is mainly for being convenient to the extraction of motor power-supply wire 5, and wire fixing clamp 4 is installed on installation gap 110 place of ring-type screens flange 11, make the wire clamp end face 41 of wire fixing clamp 4 concordant with the axial end 111 of ring-type screens flange 11, thus wire fixing clamp 4 can be made can not to affect the waterproof sealing effect of waterproof grommet 3 pairs of plastic packaging stators 1 and bearing (ball) cover 2; Simultaneously, it is by establishing location notch 410 to realize the location to waterproof grommet 3 at wire clamp end face 41 fovea superior of wire fixing clamp 4, waterproof grommet 3 is prevented to be installed on the displacement easily on plastic packaging stator 1 or to come off, be beneficial to the assembling of bearing (ball) cover 2 and plastic packaging stator 1, and effectively ensure that waterproof grommet 3 is installed on the solid and reliable property between plastic packaging stator 1 and bearing (ball) cover 2, and then be beneficial to the sealing reliability ensureing waterproof grommet 3.
Preferably, as shown in Fig. 3, Fig. 4, Fig. 5, Fig. 7, Fig. 9, Figure 10 and Figure 12, waterproof grommet 3 comprises annular seal body 31 and is convexly equipped in the protuberance 32 of annular seal body 31 side, and protuberance 32 blocks slotting being positioned in location notch 410.Bearing (ball) cover 2 and waterproof grommet 3 are installed on after on plastic packaging stator 1, and annular seal body 31 elastic compression is between the axial end 111 and the kerve face 211 of ring-type draw-in groove 21 of ring-type screens flange 11.In the present embodiment, closed by location notch 410 and the card inserting of protuberance 32 and can realize waterproof grommet 3 and be installed on locating effect on bearing (ball) cover 2.
Preferably, location notch 410 is in arc shape or cylindric or taper or square, and the shape of protuberance 32 and the form fit of location notch 410 are arranged.Because arc shape, cylindric, taper, square are all regular texture, thus its can make location notch 410 and protuberance 32 all have structure simple, be easy to manufacture shaping feature.Of course, in embody rule, location notch 410 yet can be set to other shapes, as five limit body shapes, hexahedron shape, sphere-like, prismatoid shape etc.
Preferably, location notch 410 is only provided with one; Or, location notch 410 is provided with at least two, and each location notch 410 is along the circumferential direction spaced apart on wire clamp end face 41, the quantity of protuberance 32 and each protuberance 32 identical with the quantity of location notch 410 is arranged with the contraposition of each location notch 410 respectively, when location notch 410 is provided with multiple, each location notch 410 is along the circumferential direction evenly spacedly distributed on wire clamp end face 41, thus is beneficial to the balance ensureing that waterproof grommet 3 is installed, and is beneficial to the harmony ensureing that each protuberance 32 is stressed.
As Figure 10, shown in Figure 11 and Figure 12, as a better embodiment of the embodiment of the present invention, location notch 410 is only provided with one, and location notch 410 is in arc shape, the radian of location notch 410 is equal with the radian of installation gap 110, namely location notch 410 runs through wire fixing clamp 4 along the circumference of ring-type screens flange 11 and arranges, the shape of protuberance 32 is corresponding to be arranged with the form fit of location notch 410, namely protuberance 32 is also arc shape and the radian of its radian and installation gap 110, the radian of location notch 410 is equal, like this, protuberance 32 can be made to maximize with the contact area of location notch 410, and then be beneficial to and ensure the reliability that protuberance 32 and location notch 410 are located better.
Preferably, the internal diameter of annular seal body 31 is greater than the internal diameter of ring-type draw-in groove 21, and the external diameter of annular seal body 31 is less than the external diameter of ring-type draw-in groove 21.The present embodiment is in concrete production, first wire fixing clamp 4 is installed on installation gap 110 place of plastic packaging stator 1, then being installed on by waterproof grommet 3 is equiped with on the plastic packaging stator 1 of wire fixing clamp 4, and make the protuberance 32 of waterproof grommet 3 card insert in the location notch 410 of wire fixing clamp 4, the annular seal body 31 of waterproof grommet 3 is made to be connected on the axial end 111 of ring-type screens flange 11 and the wire clamp end face 41 of wire fixing clamp 4, finally again bearing (ball) cover 2 is covered to be installed on and be equiped with wire fixing clamp 4 with on the plastic packaging stator 1 of waterproof grommet 3, and ring-type draw-in groove 21 and the inserting of ring-type screens flange 11 card are closed, make waterproof grommet 3 elastic compression in axial end 111 and kerve face 211 and between wire clamp end face 41 and kerve face 211, and then the object of effective sealing plastic packaging stator 1 and bearing (ball) cover 2 can be reached.The present embodiment, the internal diameter of annular seal body 31 is set to the internal diameter being greater than ring-type draw-in groove 21, and the external diameter of annular seal body 31 is set to the external diameter being less than ring-type draw-in groove 21, can be convenient to prevent the assembling of waterproof grommet 3 pairs of bearing (ball) covers 2 and plastic packaging stator 1 from producing interference on the one hand, be beneficial to bearing (ball) cover 2 and be equiped with wire fixing clamp 4 and the Fast Installation on the plastic packaging stator 1 of waterproof grommet 3, be convenient to annular seal body 31 on the other hand and carry out the axis elasticity compress distortion under plastic packaging stator 1 with the pressure effect of bearing (ball) cover 2, also can reduce the material cost of waterproof grommet 3 more on the one hand.
Preferably, as shown in Figure 4 and Figure 5, the elastic portion 302 that waterproof grommet 3 comprises support portion 301 and is packaged in outside support portion 301, support portion 301 adopts rigid material to make, and elastic portion 302 adopts the plastic material plastic packaging easily producing strain to take shape in outside support portion 301.Rigid material can be metal material, and plastic material can be elasticity preferably elastomeric material.Elastic portion 302 is mainly used in the sealing function realizing waterproof grommet 3, and the elastic deformation amount that namely waterproof grommet 3 produces mainly refers to the elastic deformation amount of elastic portion 302; Support portion 301 is mainly played and is supported setting effect, substantially annular can be remained in installation process to make waterproof grommet 3, thus waterproof grommet 3 can not be out of shape easily when snapping in and being positioned in ring-type draw-in groove 21, and then be beneficial to the Fast Installation of waterproof grommet 3.The present embodiment, waterproof grommet 3 adopts rigid material and plastic material to make, for the scheme that waterproof grommet 3 adopts elastomeric material to make, reduce the installation difficulty of waterproof grommet 3, thus improve the efficiency of assembling of waterproof grommet 3 dramatically.
Preferably, elastic portion 302 has the annular resilient body that circumference is closed, support portion 301 is for being located at the intrinsic annular rigid structure of annular resilient, annular resilient body and the annular seal body 31 establishing annular rigid Structure composing in the inner above-mentioned, like this, support portion 301 is set to the support shaping effect that annular rigid structure effectively can ensure support portion 301; Or, support portion 301 comprises at least one section and is arranged at the intrinsic arcuation rigid structure of annular resilient, annular resilient body and establish each arcuation rigid structure in the inner to form above-mentioned annular seal body 31, like this, the support setting effect of the 301 pairs of elastic portion 302 in support portion also can be realized by the local setting effect of arcuation rigid structure.
Preferably, support portion 301 comprises at least two sections of circumferences and is arranged at intervals at the intrinsic arcuation rigid structure of annular resilient, and the girth sum of each arcuation rigid structure is more than or equal to 2/3rds of the girth of annular resilient body, like this, be beneficial to the rigidity ensureing waterproof grommet 3 better, thus make waterproof grommet 3 substantially can remain annular in installation process, to make waterproof grommet 3 can not be out of shape easily when mounted, and then be beneficial to the Fast Installation of waterproof grommet 3.
Preferably, when arcuation rigid structure has multiple, each arcuation rigid structure is circumferentially evenly spacedly distributed in elastic portion 302, like this, is beneficial to the support shaping effect realizing support portion 301 better.
Preferably, the elastic compression deflection that waterproof grommet 3 axially produces along plastic packaging stator 1 is more than or equal to 0.1mm.The axis elasticity compress deflection of this elastic compression deflection concrete finger ring shape elastic body, like this, can ensure the waterproof sealing effect of waterproof grommet 3 pairs of plastic packaging stators 1 and bearing (ball) cover 2 better.
As shown in figs. 1-13, the plastic packaging motor that the embodiment of the present invention provides, it comprises above-mentioned plastic packaging stator and the waterproof sealing structure of bearing (ball) cover.The plastic packaging motor that the present embodiment provides can be plastic packaging direct current machine, owing to which employs above-mentioned plastic packaging stator and the waterproof sealing structure of bearing (ball) cover, therefore it improves the waterproof sealing effect of plastic packaging motor dramatically, and then be beneficial to the useful life and stability that ensure plastic packaging motor.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the waterproof sealing structure of plastic packaging stator and bearing (ball) cover, comprise plastic packaging stator, wire fixing clamp and the bearing (ball) cover being located at described plastic packaging stator one end, described plastic packaging stator is provided with the ring-type screens flange with installation gap, described wire fixing clamp is installed in described installation gap, described bearing (ball) cover is provided with the ring-type draw-in groove closed with the inserting of described ring-type screens flange card, described ring-type screens flange has the axial axial end towards described bearing (ball) cover along described plastic packaging stator, described wire fixing clamp has the wire clamp end face concordant with described axial end, described ring-type draw-in groove has the axial kerve face towards described plastic packaging stator along described plastic packaging stator, it is characterized in that: between described plastic packaging stator and described bearing (ball) cover, be also provided with waterproof grommet, and described waterproof grommet elastic compression is between described axial end and described kerve face, described wire clamp end face is arranged with the location notch snapping in location for described waterproof grommet.
2. the waterproof sealing structure of plastic packaging stator as claimed in claim 1 and bearing (ball) cover, it is characterized in that: described waterproof grommet comprises annular seal body and is convexly equipped in the protuberance of described annular seal body side, and described protuberance card is inserted and is positioned in described location notch.
3. the waterproof sealing structure of plastic packaging stator as claimed in claim 2 and bearing (ball) cover, is characterized in that: described location notch is arc shape or cylindric or taper or square, and the shape of described protuberance and the form fit of described location notch are arranged.
4. the waterproof sealing structure of plastic packaging stator as claimed in claim 3 and bearing (ball) cover, is characterized in that: described location notch is only provided with one; Or described location notch is provided with at least two, and each described location notch is along the circumferential direction spaced apart on described wire clamp end face, and the quantity of described protuberance and each described protuberance identical with the quantity of described location notch is arranged with each described location notch contraposition respectively.
5. the waterproof sealing structure of plastic packaging stator as claimed in claim 4 and bearing (ball) cover, it is characterized in that: described location notch is only provided with one, and described location notch is arc shape, the radian of described location notch is equal with the radian of described installation gap.
6. the plastic packaging stator as described in any one of claim 1 to 5 and the waterproof sealing structure of bearing (ball) cover, it is characterized in that: described waterproof grommet comprises support portion and is packaged in the elastic portion outside described support portion, described support portion adopts rigid material to make, and described elastic portion adopts the plastic material plastic packaging easily producing strain to take shape in outside described support portion.
7. the waterproof sealing structure of plastic packaging stator as claimed in claim 6 and bearing (ball) cover, is characterized in that: described elastic portion has the annular resilient body that circumference is closed, and described support portion is for being located at the intrinsic annular rigid structure of described annular resilient; Or described support portion comprises at least one section and is arranged at the intrinsic arcuation rigid structure of described annular resilient.
8. the waterproof sealing structure of plastic packaging stator as claimed in claim 7 and bearing (ball) cover, it is characterized in that: described support portion comprises at least two sections of circumferences and is arranged at intervals at the intrinsic arcuation rigid structure of described annular resilient, and the girth sum of each described arcuation rigid structure is more than or equal to 2/3rds of the girth of described annular resilient body.
9. the plastic packaging stator as described in any one of claims 1 to 3 and the waterproof sealing structure of bearing (ball) cover, is characterized in that: the elastic compression deflection that described waterproof grommet axially produces along described plastic packaging stator is more than or equal to 0.1mm.
10. plastic packaging motor, is characterized in that: the waterproof sealing structure comprising plastic packaging stator as described in any one of claim 1 to 9 and bearing (ball) cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410855380.7A CN104539080B (en) | 2014-12-31 | 2014-12-31 | The waterproof sealing structure and plastic packaging motor of plastic packaging stator and bearing (ball) cover |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410855380.7A CN104539080B (en) | 2014-12-31 | 2014-12-31 | The waterproof sealing structure and plastic packaging motor of plastic packaging stator and bearing (ball) cover |
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| CN104539080A true CN104539080A (en) | 2015-04-22 |
| CN104539080B CN104539080B (en) | 2018-01-26 |
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| CN106329799A (en) * | 2016-10-21 | 2017-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor sealing structure and motor |
| CN109301952A (en) * | 2018-10-29 | 2019-02-01 | 珠海凯邦电机制造有限公司 | End cover clamping structure and plastic package motor |
| WO2023231498A1 (en) * | 2022-06-01 | 2023-12-07 | 威灵（芜湖）电机制造有限公司 | Electric motor and electrical device |
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| CN201830040U (en) * | 2010-10-25 | 2011-05-11 | 珠海格力电器股份有限公司 | Plastic packaging motor |
| US20140216695A1 (en) * | 2013-02-05 | 2014-08-07 | Bor-bin Tsai | Water-cooling module |
| CN203301248U (en) * | 2013-05-31 | 2013-11-20 | 珠海格力电器股份有限公司 | Plastic package stator and plastic package motor |
| CN203554247U (en) * | 2013-10-14 | 2014-04-16 | 广东威灵电机制造有限公司 | Exhaust device and motor |
| CN103746534A (en) * | 2013-11-29 | 2014-04-23 | 广东威灵电机制造有限公司 | Stator assembly and plastic packaged housing thereof, and plastic packaged motor having stator assembly |
| CN104048046A (en) * | 2014-05-26 | 2014-09-17 | 北京航天发射技术研究所 | Sealing ring with multiple sealing lines |
| CN104019239A (en) * | 2014-06-25 | 2014-09-03 | 北京市城南橡塑技术研究所 | Air inflation sealing device for rod-shaped part |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329799A (en) * | 2016-10-21 | 2017-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor sealing structure and motor |
| CN109301952A (en) * | 2018-10-29 | 2019-02-01 | 珠海凯邦电机制造有限公司 | End cover clamping structure and plastic package motor |
| WO2023231498A1 (en) * | 2022-06-01 | 2023-12-07 | 威灵（芜湖）电机制造有限公司 | Electric motor and electrical device |
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