Motor wiring assembly and motor

Abstract

The utility model provides a motor wiring assembly and a motor, the motor wiring assembly comprises a skeleton, a wiring sheath and a lug plate, the lug plate is installed on the skeleton, the wiring sheath is installed on the skeleton, the lug plate comprises a wire-passing bending structure, the wire-passing bending structure is bent towards the direction of the skeleton, and the wiring sheath is installed on the skeleton. The wiring sheath comprises a wire pressing push rod structure, the wire pressing push rod structure protrudes towards the wire passing bending structure, and the wire pressing push rod structure can tightly press part of the varnished wire on the wire passing bending structure. According to the utility model, the reliable fixation of the enameled wire on the lug plate bonding pad can be realized, the enameled wire can be reliably fixed at the position of the lug plate bonding pad for laser enameled leather removal and soldering tin removal, and the problems of low production efficiency and complex process of a lug plate assembly scheme in the prior art are effectively solved; and the problems of poor compatibility and cold solder joint of the aluminum wire of the existing wiring needle can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor technical field, concretely relates to a motor wiring assembly and motor. BACKGROUND

[0002] At present, most of plastic package DC motors realize the electrical lead-out of motor stator winding enameled wire through wiring needle or wiring sheet matched with corresponding skeleton and wiring sheath. For motors with different voltage, power and cost requirements, enameled wires with different materials (copper or aluminum) and different wire diameters are needed. Although the wiring needle structure scheme is convenient for wiring welding, it is only suitable for small wire diameter copper material enameled wire, and the winding tension required for large wire diameter is greater, which is more likely to cause the wiring needle to be pulled and bent, resulting in production abnormalities. If the material of the enameled wire is aluminum wire, there will be problems such as virtual welding, which ultimately affects the production efficiency and quality of the motor. The wiring sheet structure scheme has improved compatibility, but has many problems such as complex process, low efficiency, unreliable welding and the like.

[0003] Since the motor in the prior art realizes the electrical lead-out of motor stator winding enameled wire by matching wiring sheet with corresponding skeleton and wiring sheath, there are technical problems such as complex process and low efficiency, therefore the utility model researches and designs a motor wiring assembly and motor. UTILITY MODEL CONTENTS

[0004] Therefore, the technical problem to be solved by the utility model is to overcome the defects of the motor in the prior art, which realizes the electrical lead-out of motor stator winding enameled wire by matching wiring sheet with corresponding skeleton and wiring sheath, and has complex process and low efficiency, so as to provide a motor wiring assembly and motor.

[0005] In order to solve the above problems, the utility model provides a motor wiring assembly, which comprises:

[0006] The skeleton, the wiring sheath and the wiring sheet, the wiring sheet is installed on the skeleton, the wiring sheath is installed on the skeleton, the wiring sheet comprises a wire passing bending structure, the wire passing bending structure forms a bend towards the direction of the skeleton, the wiring sheath comprises a wire pressing push rod structure, the wire pressing push rod structure protrudes towards the wire passing bending structure, and the wire pressing push rod structure can press part of the enameled wire on the wire passing bending structure.

[0007] In some embodiments,

[0008] The terminal further comprises a terminal pad and a wire passing bending structure, one end of the wire passing bending structure is connected with the terminal pad, and the other end of the wire passing bending structure is bent towards the direction of the framework, the terminal sheath further comprises a sheath main plate, one end of the wire pressing push rod structure is connected to the sheath main plate, and the other end of the wire pressing push rod structure is opposite to the wire passing bending structure and protrudes towards the wire passing bending structure, and the other end of the wire pressing push rod structure can press the partial segment of the enameled wire on the wire passing bending structure.

[0009] In some embodiments,

[0010] The wire pressing push rod structure presses the partial segment of the enameled wire on the upper end surface of the wire passing bending structure from top to bottom, the upper end surface of the wire passing bending structure is a first inclined surface which is not parallel to the horizontal plane, one end of the first inclined surface is connected with the terminal pad, and the other end of the first inclined surface extends downwardly, and the lower end surface of the wire pressing push rod structure is also formed as a second inclined surface which is inclined to the horizontal plane, the first inclined surface is parallel to the second inclined surface, and the partial segment of the enameled wire is clamped between the first inclined surface and the second inclined surface.

[0011] In some embodiments,

[0012] The terminal further comprises a terminal main piece, the terminal main piece comprises a terminal leading end and a framework connecting end, part of the structure of the upper end of the framework connecting end is connected with the terminal leading end, part of the structure of the upper end of the framework connecting end is connected with the terminal pad, the framework upper end is provided with a terminal mounting slot, and the lower end of the framework connecting end can be inserted into the terminal mounting slot.

[0013] In some embodiments,

[0014] The sheath main plate of the terminal sheath is further provided with a plug passing hole, the terminal sheath is mounted above the terminal from top to bottom, the terminal leading end is inserted into the plug passing hole upwardly, so that the terminal sheath is connected with the terminal.

[0015] In some embodiments,

[0016] One end of the terminal pad which is away from the wire passing bending structure is provided with a terminal cutting blade edge, the terminal sheath further comprises a wire cutting push rod structure which is connected to the sheath main plate, the wire cutting push rod structure can be mounted at the side end surface of the terminal pad where the terminal cutting blade edge is arranged from top to bottom, so that the enameled wire is cut by the terminal cutting blade edge and the wire cutting push rod structure.

[0017] In some embodiments,

[0018] One end of the wire cutting push rod structure is connected to the sheath main plate, the other side protrudes towards the direction of the framework, and a guide groove is further arranged at the protruding free end of the wire cutting push rod structure, and the guide groove can be opposite to the wire piece wire cutting edge in the horizontal direction during the upward and downward movement of the wire cutting push rod structure.

[0019] In some embodiments,

[0020] The two sides of the guide groove are guide limiting columns, the guide limiting columns are protruded towards the direction of the framework, the guide groove is recessed away from the direction of the framework, and a wire cutting pressing block protruded towards the direction of the framework is further arranged at the groove bottom of the guide groove.

[0021] In some embodiments,

[0022] The wire piece wire cutting edge penetrates from the upper end surface to the lower end surface of the wire pad, or the wire piece wire cutting edge extends downwards from the upper end surface of the wire pad to the lower end surface without penetrating the wire pad.

[0023] In some embodiments,

[0024] The sheath main plate is further provided with a wire welding window between the wire cutting push rod structure and the wire pressing push rod structure, the wire welding window is a through groove structure, the wire welding window is located directly above the wire pad, and an enameled wire is arranged on the wire pad to pass through the wire.

[0025] In some embodiments,

[0026] The framework is further provided with a framework wire outlet groove, and the wire piece wire cutting edge is towards the framework wire outlet groove.

[0027] In some embodiments,

[0028] The framework is further provided with a convex column, a framework inner wire passing groove and a framework outer wire passing groove, the framework inner wire passing groove and the framework outer wire passing groove are separated by the convex column, the wire passing bending structure is towards the framework inner wire passing groove and the framework outer wire passing groove, at least one enameled wire can be introduced to the wire passing bending structure through the framework inner wire passing groove, and at least one enameled wire can be introduced to the wire passing bending structure through the framework outer wire passing groove.

[0029] The utility model further provides a motor which comprises the motor wiring assembly.

[0030] The motor wiring assembly and the motor provided by the utility model have the following beneficial effects:

[0031] 1.The utility model discloses a wire lug is set up to include the wire passing bending structure, and the wire passing bending structure is bent to the direction of framework, and the wire lug sheath includes the wire pressing push rod structure, and the wire pressing push rod structure protrudes to the wire passing bending structure, so that the part of the enameled wire can be led through the wire passing bending structure, and the wire pressing push rod structure can press the part of the enameled wire on the wire passing bending structure, so that the wire lug can be reliably fixed on the enameled wire pad by the pressure applied by the wire lug sheath when the wire passing bending structure of the wire lug and the wire pressing push rod structure of the wire lug sheath are assembled, the enameled wire can be reliably fixed on the wire lug pad position to carry out laser paint removal and soldering, compared with the prior art, the production efficiency, precision and product quality are improved without increasing the number of components, and the related cost input of equipment maintenance can be reduced, the problems of low production efficiency and complex process of the wire lug assembly scheme in the prior art are solved, and the problems of poor compatibility and aluminum wire virtual welding of the existing wire lug are also solved.

[0032] 2.The utility model discloses still through the wire lug blade edge of one end away from the wire passing bending structure of wire pad is provided, the wire lug sheath still includes the wire cutting push rod structure connected on the sheath mainboard, the wire cutting push rod structure can be installed to the side end surface of wire lug blade edge of wire pad setting from top to bottom, so as to cut the enameled wire through the wire lug blade edge and the wire cutting push rod structure, can realize that the wire lug sheath is installed in place while cutting the enameled wire automatically, so that the enameled wire is cut off while the wire lug sheath is installed in place, realizes automatic wire cutting, can further improve the production efficiency, precision and product quality, and the related cost input of equipment maintenance can be reduced, further solve the problems of low production efficiency and complex process of the wire lug assembly scheme in the prior art.

[0033] 3.The utility model discloses still through being provided with the boss on the framework, the wire passing groove in the framework and the wire passing groove outside the framework, the wire passing groove in the framework and the wire passing groove outside the framework are separated through the boss, the wire passing bending structure is towards the wire passing groove in the framework and the wire passing groove outside the framework, at least one enameled wire can be led to the wire passing bending structure through the wire passing groove in the framework, and at least one enameled wire can be led to the wire passing bending structure through the wire passing groove outside the framework, the layered structure of the framework can be realized, and the layered parallel wire passing of common end enameled wire is realized, the cross line of enameled wire before welding is prevented, the welding quality is improved, and the problems of unreliable welding caused by insufficient paint removal and aluminum wire virtual welding caused by enameled wire crossing or overlapping in the prior art are solved; the utility model discloses still through the wire lug sheath design has the soldering window structure, and the soldering window is located just above the wire lug pad, can be used for providing sufficient laser soldering space, and the welding quality is further improved. ACCURACY

[0034] Figure 1is the assembly completed structure view of the motor wiring assembly of the utility model;

[0035] Figure 2 is the explosion structure view of the motor wiring assembly of the utility model;

[0036] Figure 3 is the three-dimensional structure view of the framework in the motor wiring assembly of the utility model;

[0037] Figure 4 is the top view structure view of Figure 3 ;

[0038] Figure 5 is the first direction schematic view of the wiring sheath in the motor wiring assembly of the utility model;

[0039] Figure 6 is the second direction schematic view of the wiring sheath in the motor wiring assembly of the utility model;

[0040] Figure 7 is the top view schematic view of the wiring sheath in the motor wiring assembly of the utility model;

[0041] Figure 8 is the three-dimensional structure view of the wiring sheet in the motor wiring assembly of the utility model;

[0042] Figure 9 is the top view structure view of Figure 8 ;

[0043] Figure 10 is the winding structure view after the assembly of the motor wiring assembly of the utility model is completed;

[0044] Figure 11 is the top view of Figure 10 .

[0045] The reference signs are represented as:

[0046] 1, framework; 11, wiring sheet mounting groove; 12, protruding column; 13, inner wire passing groove of framework; 14, outer wire passing groove of framework; 15, wire outlet groove of framework; 2, wiring sheath; 21, sheath main plate; 22, wire pressing push rod structure; 23, wire cutting push rod structure; 24, guide groove; 25, guide limiting column; 26, wire cutting pressing block; 27, plug-in piece through hole; 28, wire welding window; 3, wiring sheet; 31, wiring pad; 32, wire passing bending structure; 33, wiring sheet wire cutting edge; 34, wiring main sheet; 341, wiring sheet leading end; 342, framework connecting end; 4, enameled wire. DETAILED DESCRIPTION

[0047] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. The description of the at least one exemplary embodiment is merely illustrative in nature and in no way should be construed as any limitation on the present application and its applications or uses. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0048] It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components and / or combinations thereof, but do not preclude the presence or addition of one or more other features, steps, operations, devices, components and / or combinations thereof.

[0049] The relative arrangement of components and steps, numerical expressions, and numerical values set forth in the embodiments are not intended to limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the various parts shown in the drawings are not drawn in accordance with the actual proportional relationship for the convenience of description. The techniques, methods and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary, and not as a limitation. Therefore, other examples of the example embodiments can have different values. It should be noted that similar reference numbers and letters represent similar items in the following drawings, so further discussion is not needed if an item is defined in one drawing.

[0050] In the description of the present application, it should be understood that the orientation words such as "front, rear, upper, lower, left, right", "horizontal, vertical, perpendicular, horizontal" and "top, bottom" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate and imply that the indicated device or element must have a particular orientation or be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the scope of protection of the present application; the orientation words "inner, outer" refer to the inner and outer of the contour of each component itself.

[0051] For ease of description, spatial relative terms such as "above," "on top of," "on the upper surface of," "above," etc., are used herein to describe the spatial positional relationship of a device or feature as shown in the figures to other devices or features. It should be understood that spatial relative terms are intended to encompass different orientations in use or operation beyond the orientation of the device as described in the figures. For example, if the device in the figures were inverted, a device described as "above" or "on top of" other devices or structures would subsequently be positioned as "below" or "under" other devices or structures. Thus, the exemplary term "above" can include both "above" and "below." The device may also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used herein will be interpreted accordingly.

[0052] Furthermore, it should be noted that the use of terms such as "first" and "second" to define components is merely for the purpose of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be construed as limiting the scope of protection of this utility model.

[0053] like Figures 1-11 As shown, this utility model provides a motor wiring assembly, which includes:

[0054] The assembly comprises a frame 1, a wiring sleeve 2, and a wiring piece 3. The wiring piece 3 is mounted on the frame 1, and the wiring sleeve 2 is mounted on the frame 1. The wiring piece 3 includes a wire-passing bending structure 32, which bends towards the frame 1. The wiring sleeve 2 includes a wire-pressing push rod structure 22, which protrudes towards the wire-passing bending structure 32. The wire-pressing push rod structure 22 can press a portion of the enameled wire 4 onto the wire-passing bending structure 32.

[0055] The utility model discloses a wire lug is provided with wire passing bending structure, and the wire passing bending structure is bent towards the direction of the framework, and the wire lug sheath is provided with wire pressing push rod structure, and the wire pressing push rod structure protrudes towards the wire passing bending structure, so that the part of the enameled wire can be led through the wire passing bending structure, and the wire pressing push rod structure can press the part of the enameled wire on the wire passing bending structure, so that the wire lug can be reliably fixed on the enameled wire on the wire lug pad by the pressure applied by the wire lug sheath when the wire passing bending structure of the wire lug and the wire pressing push rod structure of the wire lug sheath are assembled, and the enameled wire can be reliably fixed on the wire lug pad for laser paint removal and soldering, compared with the prior art, the production efficiency, precision and product quality are improved without increasing the number of components, and the related cost investment for equipment maintenance is reduced, the problems of low production efficiency and complex process in the prior art are solved, and the problems of poor compatibility and aluminum wire virtual welding of the existing wire lug are also solved.

[0056] In some embodiments,

[0057] The wire lug 3 further comprises a wire pad 31 and a wire passing bending structure 32, one end of the wire passing bending structure 32 is connected with the wire pad 31, and the other end is bent towards the direction of the framework 1, the wire lug sheath 2 further comprises a sheath main plate 21, one end of the wire pressing push rod structure 22 is connected with the sheath main plate 21, and the other end protrudes towards the wire passing bending structure 32, and the other end of the wire pressing push rod structure 22 can press the part of the enameled wire 4 on the wire passing bending structure 32.

[0058] This is the preferred structure of the wire lug of the utility model, the enameled wire can be welded at the wire pad by the wire pad, the wire passing bending structure is connected with the wire pad and is bent towards the direction of the framework, the wire lug sheath comprises a sheath main plate, the wire pressing push rod structure can be arranged on the sheath main plate, the wire pressing push rod structure protrudes towards the wire passing bending structure, so that the enameled wire can be effectively pressed on the wire passing bending structure, reliable fixation of the enameled wire is formed, the enameled wire is further fixed on the wire lug pad for laser paint removal and soldering, the production efficiency can be improved, and the complex process is reduced.

[0059] In some embodiments,

[0060] The wire pressing push rod structure 22 presses the partial segment of the enameled wire 4 from top to bottom on the upper end surface of the wire passing bending structure 32, the upper end surface of the wire passing bending structure 32 is a first inclined surface which is not parallel to the horizontal plane, one end of the first inclined surface is connected with the wire connecting pad 31, and the other end extends downwardly and obliquely, the lower end surface of the wire pressing push rod structure 22 is also formed as a second inclined surface which is inclined to the horizontal plane, the first inclined surface is parallel to the second inclined surface, and the partial segment of the enameled wire 4 can be clamped between the first inclined surface and the second inclined surface.

[0061] This is a further preferred structure of the wire pressing push rod structure and the wire passing bending structure, that is, the wire pressing push rod structure is located at the upper end of the wire passing bending structure, and the enameled wire is pressed from top to bottom on the first inclined surface of the wire passing bending structure, since the wire passing bending structure has the first inclined surface which is inclined to the horizontal plane, the wire pressing push rod structure has the second inclined surface which is inclined to the horizontal plane at the lower end, and the two inclined surfaces are parallel, so that the parallel two inclined surfaces can press the enameled wire between them, form the adhesion of the enameled wire on both sides, improve the pressing effect, and through the two inclined surfaces which are inclined to the horizontal plane, the sliding of the enameled wire in the horizontal direction and / or the vertical direction can be further prevented, the fixing effect of the enameled wire is improved, and the production efficiency of the motor wiring assembly can be further improved.

[0062] The wire connecting sheath and the wire connecting sheet of the utility model realize the electrical connection and leading-out of the three-phase winding of the direct current motor plastic package stator, the wire connecting sheath is designed with a wire pressing push rod structure, a limiting wire cutting push rod structure and a soldering wire window structure (such as Figures 5-7 ), and the wire connecting sheet is designed with a wire passing bending structure and a wire cutting blade structure (such as Figures 8-9 ). The wire passing bending structure of the wire connecting sheet and the wire pressing push rod structure of the wire connecting sheath realize the reliable fixing of the enameled wire on the wire connecting pad through the pressure applied by the lower pressing assembly of the wire connecting sheath, the bending structure not only has the supporting and fixing effect on the enameled wire, but also prevents the stress concentration of the enameled wire and the damage of the enameled wire caused by the contact between the enameled wire and the edge of the wire connecting sheet by using the bending transition principle, and the production quality is improved.

[0063] In some embodiments,

[0064] The wire connecting sheet 3 further comprises a wire connecting main sheet 34, the wire connecting main sheet 34 comprises a wire connecting sheet leading-out end 341 and a framework connecting end 342, part of the structure of the upper end of the framework connecting end 342 is connected with the wire connecting sheet leading-out end 341, part of the structure of the upper end of the framework connecting end 342 is connected with the wire connecting pad 31, the framework 1 is provided with a wire connecting sheet mounting groove 11 at the upper end, and the lower end of the framework connecting end 342 can be inserted into the wire connecting sheet mounting groove 11.

[0065] The utility model discloses still through the structure of the wiring main piece, and the wiring main piece includes the wiring piece leading end and the framework connecting end, can make the wiring piece leading end can be used for leading wire function, and the framework connecting end is used for connecting and fixing with the framework of lower extreme, and the part structure of wiring land fixed in the upper end of framework connecting end can form the welding of the enameled wire, and utilizes the wire passing bending structure on the wiring land to fix the enameled wire, improves the welding reliability, improves the assembly efficiency and production efficiency of motor wiring assembly.

[0066] In some embodiments,

[0067] The plug-in hole 27 is formed on the main board 21 of the wiring sheath 2, and the wiring sheath 2 is installed above the wiring piece 3 from top to bottom, so that the wiring piece leading end 341 is inserted into the plug-in hole 27 upward, so that the wiring sheath 2 is connected with the wiring piece 3.

[0068] The plug-in hole on the main board of the wiring sheath can accommodate the wiring piece leading end inserted upward, so as to realize the effective connection between the wiring sheath and the wiring piece, and the wiring sheath can be reliably used for leading wire.

[0069] In some embodiments,

[0070] The wiring piece cutting blade 33 is arranged on one end of the wiring land 31 away from the wire passing bending structure 32, the wiring sheath 2 further includes a cutting line push rod structure 23 connected to the main board 21 of the wiring sheath, and the cutting line push rod structure 23 can be installed from top to bottom at the side end face of the wiring land 31 where the wiring piece cutting blade 33 is arranged, so as to cut the enameled wire 4 through the wiring piece cutting blade 33 and the cutting line push rod structure 23.

[0071] The wiring piece cutting blade 33 is arranged on one end of the wiring land 31 away from the wire passing bending structure 32, the wiring sheath 2 further includes a cutting line push rod structure 23 connected to the main board 21 of the wiring sheath, and the cutting line push rod structure 23 can be installed from top to bottom at the side end face of the wiring land 31 where the wiring piece cutting blade 33 is arranged, so as to cut the enameled wire 4 through the wiring piece cutting blade 33 and the cutting line push rod structure 23.

[0072] In some embodiments,

[0073] One end of the wire cutting push rod structure 23 is connected to the sheath main plate 21, the other side protrudes towards the direction of the framework 1, and the protruding free end of the wire cutting push rod structure 23 is further provided with a guide groove 24, which can be opposite to the wire piece wire cutting edge 33 in the horizontal direction during the upward and downward movement of the wire cutting push rod structure 23.

[0074] This is a further preferred structure of the wire cutting push rod structure of the utility model, that is, the protruding free end of the lower end is further provided with a guide groove, which can guide the enameled wire lead, and through the guide groove, the wire cutting push rod structure can be opposite to the wire piece wire cutting edge in the horizontal direction during the movement, so that the enameled wire can enter the guide groove after passing through the wire piece wire cutting edge, and the effect of automatically cutting the enameled wire by the downward movement of the wire cutting push rod structure can be effectively realized.

[0075] In some embodiments,

[0076] The two sides of the guide groove 24 are guide limiting columns 25, the guide limiting columns 25 are clamped to form the guide groove 24, the guide limiting columns 25 protrude towards the direction of the framework 1, and the guide groove 24 is recessed away from the direction of the framework 1.

[0077] The groove bottom of the guide groove 24 is further provided with a wire cutting pressing block 26 protruding towards the direction of the framework 1.

[0078] The guide groove of the utility model is preferably formed by clamping the guide limiting grooves on both sides, and the utility model further preferably provides a wire cutting pressing block on the groove bottom of the guide groove, which can cooperate with the wire piece wire cutting edge to realize the automatic wire cutting effect of the enameled wire.

[0079] The wire sheath limiting wire cutting push rod structure of the utility model realizes automatic wire cutting by assembling the downward pressing action to make the enameled wire after the wire fixing and the edge to generate force, so that the enameled wire is cut off while the wire sheath is installed in place; wherein the limiting wire cutting push rod is composed of two parts, and the guide limiting columns (such as Figures 5-7 ) on both sides are designed to be symmetrical to each other, and the purpose is to accurately position the enameled wire to the wire cutting edge structure position of the wire piece, and the wire cutting pressing block in the middle of the guide limiting column is used to apply extrusion force to the enameled wire in the direction of the wire cutting edge.

[0080] In some embodiments,

[0081] The wire piece wire cutting edge 33 penetrates from the upper end surface to the lower end surface of the wire pad 31, or the wire piece wire cutting edge 33 extends downward from the upper end surface of the wire pad 31 to the lower end surface without penetrating the wire pad 31.

[0082] This is the preferred structure form of the wiring piece cutting blade edge of the utility model, which can form a through groove by penetrating the wiring pad from top to bottom, or a blind groove opened towards the lower side at the upper end, both of which can cooperate with the cutting line push rod structure to form the cutting line effect, and the utility model is preferably the blind groove without penetrating the lower end, which has better cutting line effect.

[0083] In some embodiments,

[0084] The sheath main plate 21 is further provided with a welding line window 28 between the cutting line push rod structure 23 and the pressing line push rod structure 22, the welding line window 28 is a through groove structure from top to bottom, the welding line window 28 is located directly above the wiring pad 31, and the enameled wire 4 is arranged on the wiring pad 31 to pass through the line.

[0085] The utility model further has a welding line window structure on the wiring sheath, the welding line window is located directly above the wiring pad, can be used for providing sufficient laser soldering space, and further improves the welding quality.

[0086] In some embodiments,

[0087] The framework 1 is further provided with a framework wire outlet groove 15, and the wiring piece cutting blade edge 33 faces the framework wire outlet groove 15.

[0088] The utility model further has a framework wire outlet groove on the framework, so that the wiring piece cutting blade edge faces the framework wire outlet groove, and the cut line can be effectively led out through the framework wire outlet groove after being completed.

[0089] In some embodiments,

[0090] The framework 1 is further provided with a convex column 12, a framework inner wire passing groove 13 and a framework outer wire passing groove 14, the framework inner wire passing groove 13 and the framework outer wire passing groove 14 are separated by the convex column 12, the wire passing bending structure 32 faces the framework inner wire passing groove 13 and the framework outer wire passing groove 14, at least one enameled wire 4 can be led to the wire passing bending structure 32 through the framework inner wire passing groove 13, and at least one enameled wire 4 can also be led to the wire passing bending structure 32 through the framework outer wire passing groove 14.

[0091] This invention further incorporates a protruding post, an inner wire-passing groove, and an outer wire-passing groove on the skeleton. The inner and outer wire-passing grooves are separated by the protruding post. The wire-passing bending structure faces both the inner and outer wire-passing grooves. At least one enameled wire can be led to the bending structure through the inner wire-passing groove, and at least one more enameled wire can be led to the bending structure through the outer wire-passing groove. This achieves a layered skeleton structure and ensures parallel layering of the enameled wires at the common end, preventing crossovers of the enameled wires before welding, improving welding quality, and solving the problems of unreliable welding and cold solder joints of aluminum wires caused by insufficient enamel removal due to crossover or overlap of enameled wires in existing solutions.

[0092] This utility model features a combined structure of a frame, a connector sleeve, and a connector piece. The connector piece's wire-passing bending structure and the connector sleeve's wire-pressing push rod structure, through the pressure applied by the connector sleeve during assembly, reliably fix the enameled wire to the connector piece's solder pads. The connector sleeve's limiting and cutting push rod structure, through its assembly pressing action, causes the fixed enameled wire to exert force on the cutting edge, cutting the wire as the connector sleeve is installed, thus achieving automatic wire cutting (first pressing the enameled wire down via the wire-pressing push rod structure, then cutting via the cutting push rod structure; compared to existing technologies that rely on manual or equipment-based wire cutting, this utility model achieves automatic wire cutting). The frame has an inner and outer double-layer wire-passing groove structure; the inner groove has a small wire-passing radius and a high position, while the outer groove has a large wire-passing radius and a low position, allowing the double-wire enameled wires at the common end of the motor stator to pass through in parallel layers. The connector sleeve is designed with a soldering window structure to provide ample space for laser soldering.

[0093] The utility model designs a combined structure of a frame, wiring sleeve, and wiring piece (such as...). Figure 1 , Figure 2 Through the structural design and assembly of each component, multiple functions such as fixing enameled wire, automatic wire cutting, and parallel wire passing can be achieved. The connector is made of an alloy material with good conductor performance, while the connector sheath and frame are made of nylon or other plastic materials. The function and assembly method of each component are as follows:

[0094] The main function of the bobbin is to support the winding and guiding of the enameled wire. Two wire guide slots are designed on the wire inlet side of the bobbin (e.g., Figures 3-4 The inner guide slot is used for the passage of enameled wire that does not need to be cut at the motor common terminal (wire enters from the inner guide slot and exits from the outer guide slot). The outer guide slot is used for the passage of three-phase leads and the passage of wire that needs to be cut at the motor common terminal. In the case of a double-wire winding where both cut and uncut wires exist at the motor common terminal, the different outer diameters and height differences of the two guide slots are used to achieve layered parallel routing of the enameled wire (e.g., ...). Figures 10-11), avoids the cross of the traditional scheme, enables the maximum area to be covered by the laser when the paint is removed in the subsequent laser, and improves the quality of subsequent laser welding.

[0095] The utility model discloses still provide a kind of motor, it includes the motor wiring assembly of preceding.

[0096] The utility model discloses a kind of framework, wiring sheath, the combination structure of wiring sheet, wiring sheath and wiring sheet structure cooperation, realize wiring sheath installation in place while automatically cutting enameled wire, and enameled wire is reliably fixed in wiring sheet pad position to carry out laser paint removal and soldering tin, compared with prior art in the case where the number of parts is not increased, production efficiency, precision and product quality are improved, equipment maintenance and other related cost inputs can be reduced again;Framework layered structure realizes common end enameled wire layered parallel wire, prevents enameled wire from having cross line before welding, improves welding quality.

[0097] 1.The utility model discloses to the wiring needle wiring assembly of prior art, can solve the problem of poor compatibility and aluminum wire virtual welding of the existing wiring needle related scheme (the existing wiring column wiring can only be used to small wire diameter, and there will be bending in the case of large wire diameter, leading to poor compatibility);

[0098] 2.The utility model discloses to solve the problem of low production efficiency and unreliable welding of the existing wiring sheet related scheme (the existing wiring sheet wiring scheme needs to be manually pressed and folded, and manual inspection is required, leading to low efficiency;

[0099] 3.The utility model discloses to solve the problem of unreliable welding by layered parallel wire.

[0100] The specific production and assembly process of the motor of the utility model is as follows:

[0101] 1, install the framework to the stator core, then install the wiring sheet to the corresponding three-phase lead-out line end and common end position of the framework;

[0102] 2, the stator is assembled to the automatic winding device to start winding, and the winding of three-phase winding is sequentially completed (the specific order is: U phase (first phase lead-out end)---common end---V phase (second phase lead-out end)---W phase (third phase lead-out end)---common end), wherein the first two phases of the common end do not need to be cut, after winding the first phase, the wire is fed from the inner wire slot of the common end position framework, and the wire is fed from the wire slot of the framework for the winding of the second and third phase winding, and after the winding of the third phase winding is completed, the wire is fed from the outer wire slot of the common end position framework for the second time, to realize layered parallel wire.

[0103] 3, the wire outlet sheath is assembled with the three-phase lead-out line end and the wiring sheet at the common end position, and the structure of the wire outlet sheath and the wiring sheet is matched to realize automatic cutting of the wire, and the enameled wire is fixed at the pad position of the wiring sheet.

[0104] 4. The equipment completes the laser paint removal and the laser welding process through the wire sheath welding window position;

[0105] 5. After completing the soldering, the stator is circularly injection molded, and finally the assembly of the motor is completed.

[0106] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. The above merely describes the preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An electrical machine connection assembly, characterized by: The motor wiring assembly comprises a skeleton (1), a wiring sheath (2) and a wiring sheet (3), the wiring sheet (3) is installed on the skeleton (1), the wiring sheath (2) is installed on the skeleton (1), the wiring sheet (3) comprises a wire bending structure (32), the wire bending structure (32) is bent towards the skeleton (1), the wiring sheath (2) comprises a wire pressing push rod structure (22), the wire pressing push rod structure (22) protrudes towards the wire bending structure (32), and the wire pressing push rod structure (22) can press the part of the enameled wire (4) on the wire bending structure (32).

2. The motor wiring assembly according to claim 1, wherein the wiring sheet (3) further comprises a wiring pad (31) and a wire bending structure (32), one end of the wire bending structure (32) is connected with the wiring pad (31), and the other end of the wire bending structure (32) is bent towards the skeleton (1), the wiring sheath (2) further comprises a sheath main plate (21), one end of the wire pressing push rod structure (22) is connected with the sheath main plate (21), and the other end of the wire pressing push rod structure (22) is opposite to the wire bending structure (32) and protrudes towards the wire bending structure (32), and the other end of the wire pressing push rod structure (22) can press the part of the enameled wire (4) on the wire bending structure (32).

3. The motor wiring assembly according to claim 2, wherein the wire pressing push rod structure (22) presses the part of the enameled wire (4) on the upper end surface of the wire bending structure (32) from top to bottom, the upper end surface of the wire bending structure (32) is a first inclined surface which is not parallel to the horizontal plane, one end of the first inclined surface is connected with the wiring pad (31), and the other end of the first inclined surface extends obliquely downwards, and the lower end surface of the wire pressing push rod structure (22) is also formed as a second inclined surface which is inclined to the horizontal plane, the first inclined surface is parallel to the second inclined surface, and the part of the enameled wire (4) is clamped between the first inclined surface and the second inclined surface.

4. The motor wiring assembly according to claim 2, wherein the wiring sheet (3) further comprises a wiring main sheet (34), the wiring main sheet (34) comprises a wiring sheet leading end (341) and a skeleton connecting end (342), part of the structure of the upper end of the skeleton connecting end (342) is connected with the wiring sheet leading end (341), part of the structure of the upper end of the skeleton connecting end (342) is connected with the wiring pad (31), the skeleton (1) is provided with a wiring sheet installation slot (11) at the upper end, and the lower end of the skeleton connecting end (342) can be inserted into the wiring sheet installation slot (11).

5. The motor wiring assembly according to claim 4, wherein the sheath main plate (21) of the wiring sheath (2) is further provided with a sheet insertion hole (27), and the wiring sheath (2) is installed above the wiring sheet (3) from top to bottom, so that the wiring sheet leading end (341) is inserted into the sheet insertion hole (27) upwards, so that the wiring sheath (2) is connected with the wiring sheet (3). ​ ​ ​ ​ ​ 6. The motor wiring assembly according to claim 2, characterized in that: An end of the wiring pad (31) away from the wire bending structure (32) is provided with a wiring lug cutting edge (33), and the wiring sheath (2) further comprises a cutting push rod structure (23) connected to the sheath main plate (21), the cutting push rod structure (23) can be installed from top to bottom at the side end face of the wiring pad (31) where the wiring lug cutting edge (33) is arranged, so as to cut the enameled wire (4) through the wiring lug cutting edge (33) and the cutting push rod structure (23).

7. The motor wiring assembly according to claim 6, characterized in that: One end of the cutting push rod structure (23) is connected to the sheath main plate (21), and the other side protrudes towards the skeleton (1), and the protruding free end of the cutting push rod structure (23) is further provided with a guide groove (24), during the downward movement of the cutting push rod structure (23), the guide groove (24) can be opposite to the wiring lug cutting edge (33) in the horizontal direction.

8. The motor wiring assembly according to claim 7, characterized in that: The two sides of the guide groove (24) are guide limiting columns (25), the guide limiting columns (25) are protruded towards the skeleton (1), and the guide groove (24) is recessed away from the skeleton (1); The groove bottom of the guide groove (24) is further provided with a cutting pressure block (26) protruding towards the skeleton (1).

9. The motor wiring assembly according to claim 6, characterized in that: The wiring lug cutting edge (33) penetrates from the upper end face to the lower end face of the wiring pad (31), or the wiring lug cutting edge (33) extends downward from the upper end face of the wiring pad (31) to the lower end face without penetrating the wiring pad (31).

10. The motor wiring assembly according to claim 6, characterized in that: The sheath main plate (21) has a welding window (28) between the cutting push rod structure (23) and the pressure wire push rod structure (22), the welding window (28) is a through groove structure, the welding window (28) is located directly above the wiring pad (31), and the enameled wire (4) is arranged on the wiring pad (31) for wire passing.

11. The motor wiring assembly according to claim 6, characterized in that: The skeleton (1) is further provided with a skeleton wire outlet groove (15), and the wiring lug cutting edge (33) faces the skeleton wire outlet groove (15).

12. The motor wiring assembly according to claim 1, characterized in that: The skeleton (1) is further provided with a convex column (12), an inner skeleton wire passing groove (13) and an outer skeleton wire passing groove (14), the inner skeleton wire passing groove (13) is separated from the outer skeleton wire passing groove (14) through the convex column (12), the wire passing bending structure (32) faces the inner skeleton wire passing groove (13) and the outer skeleton wire passing groove (14), at least one enameled wire (4) can be led to the wire passing bending structure (32) through the inner skeleton wire passing groove (13), and at least one enameled wire (4) can also be led to the wire passing bending structure (32) through the outer skeleton wire passing groove (14).

13. An electric machine characterized by: An electrical machine wiring assembly comprising the electrical machine wiring assembly of any one of claims 1-12.

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