CN215186150U - Motor stator insulation wiring disc and outer rotor motor - Google Patents
Motor stator insulation wiring disc and outer rotor motor Download PDFInfo
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- CN215186150U CN215186150U CN202121011266.8U CN202121011266U CN215186150U CN 215186150 U CN215186150 U CN 215186150U CN 202121011266 U CN202121011266 U CN 202121011266U CN 215186150 U CN215186150 U CN 215186150U
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Abstract
The utility model provides a motor stator insulation patch panel and an external rotor motor, wherein the upper end surface of the patch panel body of the patch panel is provided with a first patch slot, a second patch slot, a third patch slot and a binding slot; the first wiring groove, the second wiring groove and the third wiring groove are arc-shaped grooves respectively; the first wiring groove is positioned on the inner side of the wiring disc body, the third wiring groove is positioned on the outer side of the wiring disc body, and the second wiring groove is positioned between the first wiring groove and the third wiring groove; the upper end surfaces of the notches of the first wiring groove, the second wiring groove and the third wiring groove are not positioned on the same horizontal plane; the binding belt groove is arranged on the outer side of the wiring plate body and is directly communicated with the third wiring groove; the second wiring groove is communicated with the binding belt groove through the wire passing groove; the first wiring groove is communicated with the binding belt groove through the wire crossing groove; the utility model provides a scheme can effectively protect and touch each other in the wiring dish between the power cord, promotes the holistic reliability of motor, the effectual safety of guaranteeing motor wiring department.
Description
Technical Field
The utility model belongs to the technical field of the external rotor electric machine part, concretely relates to motor stator insulation wiring dish and external rotor electric machine.
Background
The wire inlet of the wiring disc of the existing outer rotor motor is small, no lead groove is arranged, no transition exists during tapping wiring, the wiring of tapping is inconvenient, and the possibility of wire damage of tapping exists; the thermal protector is placed on the wiring plate, a certain space exists between the thermal protector and the winding, and the risk that power cannot be cut off in time exists when the temperature is too high, so that potential safety hazards exist; if the design of equal-height grooves matched with the connector lug placing area is adopted, a power line is difficult to penetrate in the actual installation process, the wiring efficiency is low, and the working hours are wasted.
Based on the technical problems in the wiring disc of the outer rotor motor, no relevant solution is provided; there is therefore a pressing need to find effective solutions to the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the weak point that exists among the above-mentioned technique, provide an insulating wiring dish of motor stator and external rotor electric machine, aim at solving one of the inconvenient wiring of wiring dish, the easy line of hindering, the wiring inefficiency of current external rotor electric machine.
The utility model provides an insulating wiring plate of a motor stator, which comprises a wiring plate body, wherein the upper end surface of the wiring plate body is provided with a first wiring groove, a second wiring groove, a third wiring groove and a binding groove; the first wiring groove, the second wiring groove and the third wiring groove are arc-shaped grooves bent along the same side; the first wiring groove is positioned on the inner side of the wiring disc body, the third wiring groove is positioned on the outer side of the wiring disc body, and the second wiring groove is positioned between the first wiring groove and the third wiring groove; the upper end surfaces of the notches of the first wiring groove, the second wiring groove and the third wiring groove are not positioned on the same horizontal plane; the binding belt groove is arranged on the outer side of the wiring plate body and is directly communicated with the third wiring groove; a wire passing groove is formed in the side edge of the second wiring groove and communicated with the binding belt groove through a third wiring groove; the lower terminal surface of connection dish body is equipped with strides the wire casing, and first wiring groove is through striding wire casing and ligature trough of belt intercommunication.
Furthermore, the upper end face of the wiring plate body is also provided with a wire outlet groove, the wire outlet groove is arranged on the outer side of the third wiring groove, and the wire outlet groove and the third wiring groove are arc-shaped grooves bent along the same side; one end of the wire outlet groove is directly communicated with the binding belt groove, and the other end of the wire outlet groove is butted with one end of the wire spanning groove; one end of the first wiring groove is in butt joint with the other end of the wire spanning groove.
Further, the depth H1 of the first wiring groove is lower than the depth H2 of the second wiring groove and the depth H3 of the third wiring groove; the depth H3 of the third wire connection groove is lower than the depth H2 of the second wire connection groove; the bottom surface of the wire crossing groove is higher than that of the first wiring groove.
Furthermore, a first mounting disc is arranged on the inner side face of one end of the wiring disc body, and a positioning notch is formed in the inner side edge of the first mounting disc; a second mounting disc is arranged on the outer side face of the other end of the wiring disc body; a third mounting disc is arranged on the side edge of the binding belt groove; and mounting holes are formed in the first mounting disc and the second mounting disc and mounting holes are formed in the third mounting disc.
Furthermore, the starting ends and the tail ends of the first wiring groove, the second wiring groove and the third wiring groove are arranged in a staggered mode.
Furthermore, the sections of the first wiring groove, the second wiring groove, the third wiring groove and the wire outlet groove on the wiring plate body are in a step shape.
Furthermore, the notch inlet wire positions of the first wiring groove, the second wiring groove, the third wiring groove and the outlet groove are respectively provided with a rounding structure.
Correspondingly, the utility model also provides an external rotor motor, which comprises a patch panel and a stator framework; the wiring disc is the motor stator insulation wiring disc; the inner side of one end of the wiring disc is arranged on the inner ring of the end face of the stator framework through screws, and the outer side of the other end of the wiring disc is arranged on the outer ring of the end face of the stator framework through screws.
Further, the wiring board is used for arranging a three-phase power line, wherein the first wiring groove is used for arranging a U-phase power line, the second wiring groove is used for arranging a V-phase power line, and the third wiring groove is used for arranging a W-phase power line.
Furthermore, twelve winding groups are arranged on the circumferential outer wall of the stator framework; one end of the U-phase power line a extends to the binding belt groove through the wire spanning groove and the wire outlet groove and is connected with a U top connection wire of the wire winding group; the other end of the U-phase power line a is connected with a U-shaped tail wire of the winding group; one end of the V-phase power line b extends to the binding belt groove through the wire passing groove and is connected with a V top connection of the winding group; the other end of the V-phase power line b is connected with a V-shaped tail wire of the winding group; one end of the W-phase power line c extends to the binding belt groove and is connected with a W-shaped head of the winding group in a wiring manner; the other end of the W-phase power line c is connected with a W-phase tail wire of the winding group.
The utility model provides a scheme can effectively protect and can not touch each other in the wiring dish between the power cord, and is difficult to the condition such as slide-wire, drunkenness appear, can promote the holistic reliability of motor, the safety of effectual assurance motor wiring department.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a first perspective view of an embodiment of an insulating wiring plate of a motor stator according to the present invention;
FIG. 2 is a second perspective view of the insulating patch panel of the motor stator shown in FIG. 1 according to the present invention;
FIG. 3 is a front view of an embodiment of the insulated terminal plate of the motor stator shown in FIG. 1 according to the present invention;
fig. 4 is a schematic wiring diagram of an embodiment of the insulating wiring plate of the motor stator shown in fig. 1 according to the present invention;
fig. 5 is a cross-sectional view of the embodiment of the present invention taken along the line a-a of fig. 4;
fig. 6 is a front view of an insulation wiring plate of a motor stator according to an embodiment of the present invention;
fig. 7 is a cross-sectional view of the embodiment of the present invention taken along the direction B-B of fig. 6;
FIG. 8 is a schematic view of an embodiment of the connection plate of the present invention mounted on a stator frame;
fig. 9 is a first schematic view of stator wiring winding according to an embodiment of the present invention;
fig. 10 is a schematic view of a stator wiring winding according to an embodiment of the present invention;
fig. 11 is a star connection diagram of an outer rotor motor according to an embodiment of the present invention.
In the figure: 1. a first wiring groove; 11. a wire spanning groove; 12. a wire passing groove; 2. a second wiring groove; 3. a second wiring groove; 4. a first mounting plate; 41. a positioning notch; 5. a second mounting plate; 6. a third mounting plate; 7. an outlet groove; 8. binding a belt groove; 9. mounting holes; 10. a patch panel; 20. a stator frame; 30. and (7) winding.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 7, the present invention provides an insulating patch panel for a motor stator, which is used for a conventional combined external rotor motor; the wiring disc comprises a wiring disc body, wherein a first wiring groove 1, a second wiring groove 2, a third wiring groove 3 and a binding belt groove 8 are formed in the upper end face of the wiring disc body; specifically, the first wiring slot 1, the second wiring slot 2 and the third wiring slot 3 are respectively arc-shaped slots bent along the same side; the first wiring groove 1 is positioned on the inner side of the wiring disc body, the third wiring groove 3 is positioned on the outer side of the wiring disc body, and the second wiring groove 2 is positioned between the first wiring groove 1 and the third wiring groove 3; the upper end surfaces of the notches of the first wiring groove 1, the second wiring groove 2 and the third wiring groove 3 are not positioned on a horizontal plane; the binding belt groove 8 is arranged on the outer side of the wiring plate body and is directly communicated with one side of the third wiring groove 3; a wire passing groove 12 is formed in the side edge of the second wiring groove 2, and the wire passing groove 12 is communicated with the binding belt groove 8 through the third wiring groove 3; specifically, the wire passing groove 12 may be a stepped groove or a slope groove, preferably a stepped groove, which is disposed on the stopper arm between the second wiring groove 2 and the third wiring groove 3 and communicates the second wiring groove 2 and the third wiring groove 3, and since the bottom surface of the second wiring groove 2 is higher or lower than the bottom surface of the third wiring groove 3, there is a height difference, there is a stepped mesa, that is, there is a stepped groove; furthermore, a wire spanning groove 11 is formed in the lower end face of the patch panel body, the first patch panel groove 1 is communicated with the binding belt groove 8 through the wire spanning groove 11, and the problem of mutual contact of power lines can be effectively solved by adopting the design of the wire spanning groove 11, the wire passing groove 12 and the binding belt groove 8 at the position of the wire outlet groove at the bottom of the patch panel body; by adopting the scheme, the wiring and wire outgoing work is finished in a mode of matching the first wiring groove 1, the second wiring groove 2, the third wiring groove 3, the binding belt groove 8 and the wire passing groove 12 which are independently arranged, and the wiring efficiency is high; meanwhile, in order to prevent the power lines from being contacted with each other, slipping, shifting and the like, the first wiring groove 1, the second wiring groove 2 and the third wiring groove 3 adopt the design of spatial three-dimensional wiring grooves, and the upper end surfaces a of the notches of the wiring grooves are not positioned on the same horizontal plane, so that the mutual interference of wiring guide is avoided; specifically, in fig. 7, the dotted lines of the notches of the first wiring groove 1, the second wiring groove 2, and the third wiring groove 3 are upper end surfaces C, and the upper end surfaces C of the notches are not located on a horizontal plane.
Preferably, in combination with the above solution, as shown in fig. 1 to 7, the upper end surface of the patch panel body is further provided with an outlet groove 7, and the outlet groove 7 is disposed outside the third patch groove 3 and is an arc-shaped groove bending along the same side as the third patch groove 3; one end of the wire outlet groove 7 is directly communicated with the binding belt groove 8, and the other end of the wire outlet groove 7 is in butt joint with one end of the wire spanning groove 11; one end of the first wiring groove 1 is butted with the other end of the overline groove 11; by adopting the scheme, the wiring and wire outlet work is completed in a mode of matching the first wiring groove 1, the second wiring groove 2, the third wiring groove 3, the wire outlet groove 7, the binding belt groove 8 and the wire passing groove 12 which are independently arranged.
Preferably, in combination with the above solutions, as shown in fig. 1 to 7, the first wire connection slot 1, the second wire connection slot 2, and the third wire connection slot 3 adopt a spatial three-dimensional wire connection slot design; specifically, since the first wiring groove 1 is located on the inner side of the wiring disc body and needs to pass through the wire passing groove 12 and the wire outlet groove 7 to be communicated with the binding groove 8, the depth H1 of the first wiring groove 1 needs to be designed to be lower than the depth H2 of the second wiring groove 2 and the depth H3 of the third wiring groove 3; furthermore, the depth H3 of the third wire connecting groove 3 is lower than the depth H2 of the second wire connecting groove 2, a step-shaped wire outlet notch design is formed, the height difference can enable the V-phase power line to pass through the U-phase power line when the wire is outlet, and the V-shaped item of the second wire connecting groove can be effectively prevented from being contacted with the U-shaped item of the third wire connecting groove; further, the bottom surface of the cross wire slot 11 is higher than that of the first wiring slot 1; in the above scheme, the design of the spatial three-dimensional wiring slot is adopted to prevent the power lines from contacting each other (as shown in fig. 4), compared with the design of the wiring slot on the same plane, the design of the spatial three-dimensional wiring slot can solve the problem that a tap and a power line are not tightened in the slot during wiring due to long span and radial run-out is generated to cause the power line to touch across the slot, so that the power lines can be better protected from contacting each other.
Preferably, in combination with the above solution, as shown in fig. 1 to 7, a first mounting plate 4 is disposed on an inner side surface of one end of the patch panel body, and a positioning notch 41 is disposed on an inner side edge of the first mounting plate 4; a second mounting disc 5 is arranged on the outer side face of the other end of the patch panel body; a third mounting plate 6 is arranged on the side edge of the binding belt groove 8; mounting holes 9 are formed in the first mounting plate 4 and the second mounting plate 5, and mounting holes 9 are formed in the third mounting plate 6; in the scheme, in order to facilitate installation and overall stability, the wiring disc body is positioned by the positioning grooves in the installation disc and fixedly connected with the four-corner screws, so that the wiring grooves can bear downward pressure required for pressing the nodules into the grooves in the wiring process, and overall reliability is good; meanwhile, the design of positioning of the positioning groove and fastening of the screws at the four corners can reduce the installation error rate and improve the overall reliability of the wiring plate.
Preferably, in combination with the above solutions, as shown in fig. 1 to 7, the first wiring slot 1, the second wiring slot 2, and the third wiring slot 3 are designed in an arc structure, and for a specific wiring manner of the stator winding (as shown in fig. 8 and 11), each wiring slot has an arc length corresponding to an outlet slot opening, so that materials are saved, wiring installation is facilitated, and efficiency is improved; furthermore, the starting ends and the tail ends of the first wiring groove 1, the second wiring groove 2 and the third wiring groove 3 are arranged in a staggered mode, so that the mutual interference influence among power line interfaces can be effectively avoided.
Preferably, in combination with the above solution, as shown in fig. 1 to 7, the terminal plate is made of an insulating material, and the insulating material effectively ensures the safety of the motor wiring; the end faces of the first wiring groove 1, the second wiring groove 2, the third wiring groove 3 and the wire outlet groove 7 on the wiring plate body are in a step shape, and particularly, refer to fig. 7.
Preferably, combine above-mentioned scheme, as shown in fig. 1 to 7, the notch inlet wire punishment of first wiring groove 1, second wiring groove 2, third wiring groove 3 and outlet slot 7 is formed with the fillet structure respectively, is formed with the fillet structure respectively to notch inlet wire punishment for have great wiring space in the wiring groove, it is more convenient to work a telephone switchboard, and material saving reduces and hinders the line risk simultaneously.
Correspondingly, in combination with the above solution, as shown in fig. 1 to 11, the present invention further provides an external rotor motor, which includes a wiring board 10 and a stator frame 20; specifically, the wiring plate 10 is the motor stator insulation wiring plate; furthermore, the inner side of one end of the wiring disc 10 is arranged on the inner ring of the end face of the stator framework 20 through a screw, the outer side of the other end of the wiring disc 10 is arranged on the outer ring of the end face of the stator framework 20 through a screw, the inner ring screw mainly bears the pressure of the installed first wiring groove and the second wiring groove during wiring, the outer ring screw mainly bears the pressure of the second wiring groove, the third wiring groove and the wire outlet, the stress condition is uniform, and the reliability is high; specifically, connection disc 10 and stator skeleton 20 adopt the connected mode of separation, compare in traditional connection skeleton, can increase the width and the degree of depth of wiring groove, can solve thicker line footpath and the power cord mutual contact problem that public end knot occupation space is great when external rotor motor stator winds, can rationally lay three leading-out terminal and a public end knot that the power cord star connection produced as (fig. 11) shows, make motor inner space rational utilization, make motor insulating properties better, the reliability is higher.
Preferably, in combination with the above scheme, as shown in fig. 1 to 11, the terminal block 10 is used for arranging three-phase power lines, wherein the first wiring slot 1 is used for arranging a U-phase power line a, the second wiring slot 2 is used for arranging a V-phase power line b, and the third wiring slot 3 is used for arranging a W-phase power line c; furthermore, two U-phase power lines a are arranged in the first wiring groove 1 of the wiring disc 10, and the two U-phase power lines a are connected and arranged in the first wiring groove 1, so that two lines are parallel to each other, namely the two U-phase power lines a are soldered into a line and combined into one line, and finally the two lines are led out through one line; similarly, two V-phase power lines b are arranged in the second wiring groove 2, and the two V-phase power lines b are connected and arranged in the second wiring groove 2, so that two lines are parallel to each other, namely the two V-phase power lines b are soldered into a line, combined into a whole, and finally led out through a line; similarly, two W-phase power lines c are arranged in the third wiring groove 3, and the two W-phase power lines c are connected and arranged in the third wiring groove 3, so that two lines are parallel-wound, namely the two W-phase power lines c are soldered into a line, combined into a whole, and finally led out through a line; specifically, the U item of the third wiring groove 3, the V item of the second wiring groove 2 and the W item of the wire outlet groove 8 are fixed at the wire outlet by using a binding belt, so that no contact between three-phase U, V, W power lines in the motor is ensured, and the wire passing groove 12 between the second wiring groove 2 and the third wiring groove 3 is designed to ensure that no contact between two power lines U, V is ensured (as shown in fig. 4); the utility model discloses the external rotor electric machine that still provides, stator skeleton, stator, wiring dish all adopt location notch location (see figure 8 shown), can effectual reduction installation dislocation's risk, promote holistic installation effectiveness.
Preferably, in combination with the above solution, as shown in fig. 1 to 11, twelve winding groups 30 are provided on the circumferential outer wall of the stator frame 20; one end of the U-phase power line a extends to the binding belt groove 8 through the wire spanning groove 11 and the wire outlet groove 7 and is connected with a U top connection wire of the wire winding group 30; the other end of the U-phase power line a is connected with a U-shaped tail wire of the winding group 30; one end of the V-phase power line b extends to the binding belt groove 8 through the wire passing groove 12 and is connected with a V top connection of the winding group 30; the other end of the V-phase power line b is connected with a V-shaped tail wire of the winding group 30; one end of the W-phase power line c extends to the binding belt groove 8 and is connected with a W-shaped head of the winding group 30 in a wiring manner; the other end of the W-phase power line c is connected with a W-phase tail of the winding group 30; specifically, referring to fig. 9 to 11, the stator of the outer rotor motor has a 12-slot stator having 12 windings, and the slots of the stator are numbered, as shown in fig. 9 and 10, the slot facing the positioning groove is defined as 7, and numbers 1 to 12 are ordered in a counterclockwise sequence; in this embodiment, the wiring manner of the stator is as shown in fig. 8, 9 and 10, the U tail end (7 slots, 12 slots), the V tail end (4 slots, 11 slots), and the W tail end (3 slots, 8 slots) are respectively connected as a common end, a larger common end node is placed in the skeleton slot, the U head (1 slot, 8 slots), the V head (5 slots, 12 slots), and the W head (4 slots, 9 slots) are respectively connected U, V, W power lines to the outlet slot, a binding band is installed at the binding band, and the power lines are fixed to prevent the power lines from touching each other.
The utility model provides a scheme can effectively protect and can not touch each other in the wiring dish between the power cord, and is difficult to the condition such as slide-wire, drunkenness appear, can promote the holistic reliability of motor, the safety of effectual assurance motor wiring department.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any way. The technical solutions of the present invention can be used by anyone skilled in the art to make many possible variations and modifications to the technical solution of the present invention, or to modify equivalent embodiments with equivalent variations, without departing from the scope of the technical solution of the present invention. Therefore, any modification, equivalent change and modification of the above embodiments according to the present invention are all within the protection scope of the present invention.
Claims (10)
1. An insulating wiring disc for a motor stator is characterized by comprising a wiring disc body, wherein the upper end face of the wiring disc body is provided with a first wiring groove (1), a second wiring groove (2), a third wiring groove (3) and a binding belt groove (8); the first wiring groove (1), the second wiring groove (2) and the third wiring groove (3) are arc-shaped grooves which are bent along the same side; the first wiring slot (1) is located on the inner side of the wiring tray body, the third wiring slot (3) is located on the outer side of the wiring tray body, and the second wiring slot (2) is located between the first wiring slot (1) and the third wiring slot (3); an opening is formed in the side edge of the second wiring groove (2), and the opening forms a wire passing groove (12) for communicating the second wiring groove (2) with the third wiring groove (3); the binding belt groove (8) is arranged on the outer side of the wiring plate body and communicated with the third wiring groove (3); the wire passing groove (12) is communicated with the binding belt groove (8) through the third wiring groove (3); a wire spanning groove (11) is formed in the lower end face of the wire connection disc body, and the first wire connection groove (1) is communicated with the binding groove (8) through the wire spanning groove (11); the upper end faces of the notches of the first wiring groove (1), the second wiring groove (2) and the third wiring groove (3) are not on the same horizontal plane.
2. The terminal block according to claim 1, characterized in that the upper end face of the block body is further provided with an outlet groove (7), the outlet groove (7) is arranged outside the third terminal groove (3) and is an arc-shaped groove bent along the same side as the third terminal groove (3); one end of the wire outlet groove (7) is communicated with the binding belt groove (8), and the other end of the wire outlet groove (7) is in butt joint with one end of the wire spanning groove (11); one end of the first wiring groove (1) is butted with the other end of the wire spanning groove (11).
3. The terminal block as claimed in claim 1, characterized in that the depth H1 of the first terminal groove (1) is lower than the depth H2 of the second terminal groove (2) and the depth H3 of the third terminal groove (3); the depth H3 of the third termination slot (3) is lower than the depth H2 of the second termination slot (2); the bottom surface of the wire spanning groove (11) is higher than that of the first wiring groove (1).
4. The terminal block according to claim 1, characterized in that a first mounting block (4) is provided on the inner side of one end of the block body, and a positioning notch (41) is provided on the inner side of the first mounting block (4); a second mounting disc (5) is arranged on the outer side face of the other end of the wiring disc body; a third mounting plate (6) is arranged on the side edge of the binding belt groove (8); and the first mounting disc (4), the second mounting disc (5) and the third mounting disc (6) are respectively provided with a mounting hole (9).
5. Patch panel according to claim 1, characterized in that the beginning and the end of the first (1), second (2) and third (3) termination slots are staggered.
6. The terminal block according to claim 2, characterized in that the first terminal groove (1), the second terminal groove (2), the third terminal groove (3) and the outlet groove (7) are stepped in cross section on the block body.
7. The terminal block as claimed in claim 2, characterized in that the slot entries of the first terminal groove (1), the second terminal groove (2), the third terminal groove (3) and the outlet groove (7) are each formed with a rounded corner structure.
8. An outer rotor motor comprises a wiring disc (10) and a stator framework (20); characterized in that the terminal plate (10) is an insulating terminal plate for a stator of an electric machine according to any one of claims 1 to 7; the inboard of wiring dish (10) one end through the screw set up in the inner circle of stator skeleton (20) terminal surface, the outside of wiring dish (10) other end through the screw set up in the outer circle of stator skeleton (20) terminal surface.
9. The external rotor electric machine according to claim 8, wherein the terminal disk (10) is used for arranging three-phase power lines, wherein the first terminal groove (1) is used for arranging a U-phase power line (a), the second terminal groove (2) is used for arranging a V-phase power line (b), and the third terminal groove (3) is used for arranging a W-phase power line (c).
10. The external rotor electric machine according to claim 9, wherein twelve winding groups (30) are provided on the stator frame (20); the U-phase power line (a), the V-phase power line (b) and the W-phase power line (c) are respectively provided with two, and the two U-phase power lines (a) are connected and arranged in the first wiring groove (1); the two V-phase power lines (b) are connected and arranged in the second wiring groove (2); two W-phase power lines (c) are arranged in the third wiring groove (3) in a crossed mode, one end of the U-phase power line (a) extends to the binding belt groove (8) through a wire crossing groove (11) and a wire outlet groove (7) and is connected with a U top connection wire of the wire winding group (30); the other end of the U-phase power line (a) is connected with a U-shaped tail wire of the winding group (30); one end of the V-phase power line (b) extends to the binding belt groove (8) through the wire passing groove (12) and is connected with a V-shaped head of the winding group (30) in a wiring manner; the other end of the V-phase power line (b) is connected with a V-shaped tail wire of the winding group (30); one end of the W-phase power line (c) extends to the binding belt groove (8) and is connected with a W-shaped head of the winding group (30) in a wiring manner; the other end of the W-phase power line (c) is connected with a W-phase tail wire of the winding group (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121011266.8U CN215186150U (en) | 2021-05-12 | 2021-05-12 | Motor stator insulation wiring disc and outer rotor motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121011266.8U CN215186150U (en) | 2021-05-12 | 2021-05-12 | Motor stator insulation wiring disc and outer rotor motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215186150U true CN215186150U (en) | 2021-12-14 |
Family
ID=79369006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121011266.8U Active CN215186150U (en) | 2021-05-12 | 2021-05-12 | Motor stator insulation wiring disc and outer rotor motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215186150U (en) |
-
2021
- 2021-05-12 CN CN202121011266.8U patent/CN215186150U/en active Active
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