CN216819549U

CN216819549U - Motor wiring structure and motor

Info

Publication number: CN216819549U
Application number: CN202122523496.9U
Authority: CN
Inventors: 江亚冲; 梅谦; 贾小燕
Original assignee: Anhui Mingteng Permanent Magnetic Machinery & Electrical Equipment Co ltd; BEIJING MINGCHENG ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Current assignee: Anhui Mingteng Permanent Magnetic Machinery & Electrical Equipment Co ltd; BEIJING MINGCHENG ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-06-24
Anticipated expiration: 2031-10-20

Abstract

The utility model provides a motor wiring structure and a motor. And the plurality of parallel lead wires are respectively connected with the stator winding. The leading cables are respectively connected with the leading wires in a one-to-one correspondence manner, and the connection part of each leading wire and the corresponding leading cable forms a wire connection joint. The at least one end of stator core's axial direction is located with dismantling to the disjunctor sleeve pipe, and the disjunctor sleeve pipe includes a plurality of cover tube holes, and a plurality of wiring connectors peg graft in a plurality of cover tube holes one-to-one, and the disjunctor sleeve pipe adopts the dip coating technology to make wiring connector fasten in the cover tube hole. The disjunctor sleeve pipe adopts the dip coating technology to make the wiring connect fasten in the bushing hole, can strengthen the fixed connection of wiring connect and disjunctor sheathed tube for the motor has safe and reliable's advantage.

Description

Motor wiring structure and motor

Technical Field

The utility model relates to the technical field of motors, in particular to a motor wiring structure and a motor.

Background

The current permanent magnet motor adopts a wiring mode that after a lead wire and a lead cable are connected, an adhesive tape is wound on a connecting joint of the lead wire and the lead cable, the wiring mode is complex in process, and the production efficiency is low. Especially for a low-voltage high-power motor, the area of a lead wire is large, the occupied space is large, and the wiring work is more difficult. In addition, the connection part of the lead wire and the lead cable is often placed at the end part of the stator winding, and when the motor is overloaded, once the connection joint is burnt out, the end part of the stator winding is damaged, so that the condition that the stator of the motor cannot be repaired occurs.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the prior art, the utility model provides a motor wiring structure and a motor, which have the advantages of simple operation and production efficiency improvement.

The embodiment of the utility model provides a motor wiring structure, which is applied to a motor, wherein the motor comprises a stator, the stator comprises a stator core and a stator winding arranged on the stator core, and the motor wiring structure comprises:

a plurality of parallel lead wires connected to the stator windings, respectively;

the leading cables are respectively connected with the leading wires in a one-to-one correspondence manner, and a connecting joint is formed at the connecting position of each leading wire and the corresponding leading cable;

the multi-connected sleeve is detachably arranged at least one end of the stator core in the axial direction and comprises a plurality of sleeve holes, the wiring connectors are correspondingly inserted into the sleeve holes one by one, and the wiring connectors are fastened in the sleeve holes by adopting a paint dipping process.

In some embodiments, the plurality of casing holes are the same hole depth.

In some embodiments, the sleeve hole is a blind hole, and a side of the sleeve hole near the bottom of the hole is shrunk inwards to form a shrinking portion, and the cross-sectional area of the shrinking portion is smaller than that of the wiring connector.

In some embodiments, the cross-section of the sleeve bore is rectangular in shape and the cross-section of the constriction is trapezoidal in shape.

In some embodiments, the bushing holes of the multiple connection bushing are sequentially arranged along a first arc, and the center of a circle where the first arc is located on the axis of the stator core.

In some embodiments, the plurality of casing holes have different hole depths, and the hole depths of the plurality of casing holes decrease in order along the direction in which the plurality of casing holes are arranged.

In some embodiments, the shape of the multiple-connected casing is arc-shaped, and two ends of the multiple-connected casing are respectively provided with a mounting hole, and the mounting holes are used for penetrating bolts for connecting the multiple-connected casing and the stator core.

In some embodiments, a hook is disposed on the multiple sleeve, and the hook is configured to hook into a stator slot of the stator, so that the multiple sleeve is detachably disposed on the stator core.

The embodiment of the utility model also provides a motor which comprises a stator, wherein the stator comprises a stator core and a stator winding arranged on the stator core, and the motor wiring structure is further provided.

In some embodiments, a cavity is formed in the stator core, and a portion of the interconnector sleeve is embedded in the cavity.

Compared with the prior art, the embodiment of the utility model has the beneficial effects that: according to the utility model, the connection joints are respectively formed at the connection parts of each lead wire and the corresponding lead cable, and each connection joint is inserted into the plurality of sleeve holes of the multi-body sleeve in a one-to-one correspondence manner, so that the connection joints can be protected in the multi-body sleeve. In addition, the multiconnector bushing adopts the paint dipping process to fasten the wiring connector in the bushing hole, so that the fixed connection between the wiring connector and the multiconnector bushing can be enhanced, and the motor has the advantages of safety and reliability.

Drawings

In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having letter suffixes or different letter suffixes may represent different instances of similar components. The drawings illustrate various embodiments generally by way of example and not by way of limitation, and together with the description and claims serve to explain the disclosed embodiments. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative, and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.

Fig. 1 is a schematic structural diagram of a motor wiring structure according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a multiple connection sleeve of a motor wiring structure according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a multiple connection sleeve of a motor wiring structure according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a second motor wiring structure according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a multi-piece bushing of a second motor wiring structure according to an embodiment of the present invention;

fig. 6 is a cross-sectional view of the interconnector sleeve of the second motor wiring structure of the embodiment of the present invention.

The members denoted by reference numerals in the drawings:

1-a stator; 11-a stator core; 12-a stator winding; 2-lead wires; 3-leading the cable; 4-a wiring joint; 5-a multiconnector sleeve; 51-sleeve holes; 52-a constriction; 53-mounting holes; 6-trip.

Detailed Description

In order to make the technical solutions of the present invention better understood, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The following detailed description of the embodiments of the present invention is provided in connection with the accompanying drawings and the specific embodiments, but not intended to limit the utility model.

The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

In the present invention, when it is described that a specific device is located between a first device and a second device, there may or may not be an intervening device between the specific device and the first device or the second device. When a particular device is described as being coupled to other devices, that particular device may be directly coupled to the other devices without intervening devices or may be directly coupled to the other devices with intervening devices.

All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

The embodiment of the utility model provides a motor wiring structure which is applied to a motor, wherein the motor comprises a stator 1, and the stator 1 comprises a stator core 11 and a stator winding 12 arranged on the stator core 11. As shown in fig. 1 to 6, the motor wiring structure includes a plurality of lead wires 2 connected in parallel, a plurality of lead cables 3, and a multi-piece sleeve 5. A plurality of parallel lead wires 2 are connected to the stator windings 12, respectively. The leading cables 3 are respectively connected with the leading wires 2 in a one-to-one correspondence mode, and a connecting joint 4 is formed at the connecting position of each leading wire 2 and the corresponding leading cable 3. The siamesed sleeve 5 is detachably arranged at least one end of the axial direction of the stator core 11, the siamesed sleeve 5 comprises a plurality of sleeve holes 51, the wiring connectors 4 are inserted into the sleeve holes 51 in a one-to-one correspondence mode, and the siamesed sleeve 5 adopts a paint dipping process to fasten the wiring connectors 4 in the sleeve holes 51.

Fig. 1 to 3 are schematic structural diagrams of a first embodiment of the present invention, and fig. 4 to 6 are schematic structural diagrams of a second embodiment of the present invention. Wherein the technical features in the various embodiments can be combined with each other without conflict to form other technical solutions of the motor wiring structure.

Specifically, as shown in fig. 1 and 4, the lead wires 2 and the lead cables 3 are connected in a one-to-one correspondence manner, and both ends of the lead wires and the lead cables can be connected by welding or the like, so as to form the wiring joints 4 after connection. Fig. 1 and 4 respectively show three wiring connectors 4 and three sleeve holes 51, and the three wiring connectors 4 are respectively inserted into one sleeve hole 51, so that the wiring connectors 4 can be effectively separated, and the safety and stability of the wiring structure of the motor are further improved.

Specifically, after the plurality of wiring connectors 4 are inserted into the plurality of sleeve holes 51 in a one-to-one correspondence manner, the multi-connected sleeve 5 adopts a paint dipping process, and the paint dipping process enables paint to flow into the sleeve holes 51, so that the wiring connectors 4 in the sleeve holes 51 can be stably fixed in the sleeve holes 51, and the wiring connectors 4 are effectively prevented from being separated from the sleeve holes 51.

Specifically, the welded wire connection terminal 4 may be fixed by means of a binding wire, and the binding wire may be cut off after the wire connection terminal 4 is inserted into the sleeve hole 51.

In particular, the said multiple casing 5 can be made of insulating material to protect against electric shock.

According to the utility model, the connection joints 4 are respectively formed at the connection parts of each lead wire 2 and the corresponding lead cable 3, and the plurality of connection joints 4 are correspondingly inserted into the plurality of sleeve holes 51 of the multi-body sleeve 5 one by one, so that the connection joints 4 can be protected in the multi-body sleeve 5, the insertion operation is simple, the wiring efficiency of the motor can be improved, the use length of the lead cable 3 can be greatly reduced, materials are saved, the stator 1 can be effectively prevented from being burnt under the condition of motor overload by independently placing the connection joints 4, the quality hidden trouble is reduced, the multi-body sleeve 5 is arranged at least one end of the stator core 11 in the axial direction, the height of the end part of the stator 1 is reduced, and the development of miniaturization of the motor can be facilitated. In addition, the multiconnector sleeve 5 adopts the paint dipping process to fasten the wiring connector 4 in the sleeve hole 51, so that the fixed connection between the wiring connector 4 and the multiconnector sleeve 5 can be enhanced, and the motor has the advantages of safety and reliability.

In some embodiments, as shown in FIG. 3, the plurality of casing holes 51 are of the same hole depth.

In some embodiments, as shown in fig. 3 and 6, the sleeve hole 51 is a blind hole, and a side of the sleeve hole 51 near the bottom of the hole is inwardly shrunk to form a shrinking portion 52, and the cross-sectional area of the shrinking portion 52 is smaller than that of the wiring connector 4. Thus, certain fastening effect can be achieved for the insertion of the wiring connector 4, and the stable arrangement of the wiring connector 4 in the sleeve hole 51 is facilitated. And the larger cross-sectional area of the open end of the sleeve hole 51 can facilitate the entry of the dip varnish process into the sleeve hole 51.

Specifically, as shown in fig. 3 and 6, the above-mentioned constricted part 52 may be an inner chamfered structure to facilitate the processing to form the constricted part 52.

In some embodiments, as shown in fig. 1 to 6, the cross-sectional shape of the sleeve hole 51 is rectangular, and the cross-sectional shape of the constricted portion is trapezoidal, so that the dimension in the width direction of the sleeve hole 51 is small to facilitate clamping of the wire connection terminal 4, and to facilitate processing and production.

In some embodiments, the cross-sectional shape of the sleeve aperture 51 may be circular.

In some embodiments, as shown in fig. 1 to 6, the bushing holes 51 of the multiconnector bushing 5 are arranged in sequence along a first arc, the center of the circle of the first arc being located on the axis of the stator core 11. The above structure is reasonable in design, so that the sleeve holes 51 can be relatively closely arranged at one end of the stator core 11.

In some embodiments, as shown in fig. 6, the hole depths of the plurality of casing holes 51 are different, and the hole depths of the plurality of casing holes 51 decrease in order along the arrangement direction thereof. The plurality of sleeve holes 51 have different hole depths, and the spatial positions of the wiring joints 4 can be shifted, thereby further eliminating the potential safety hazard problem of the wiring joints 4. The hole depths of the sleeve holes 51 are sequentially reduced, so that the plurality of wiring connectors 4 inserted into the sleeve holes 51 are sequentially staggered, and the wiring connectors 4 can be conveniently inserted

In some embodiments, as shown in fig. 1 to 6, the shape of the multiple connection sleeve 5 is circular arc, two ends of the multiple connection sleeve 5 are respectively provided with a mounting hole 53, the mounting hole 53 is used for penetrating a bolt for connecting the multiple connection sleeve 5 and the stator core 11, the stator core 11 is provided with a threaded hole corresponding to the mounting hole 53, so that the multiple connection sleeve 5 is stably mounted on the stator core 11 by the bolt penetrating the mounting hole 53 and the threaded hole.

Specifically, the center of the circle of the arc corresponding to the circular arc formed by the multiple casing 5 is located on the axis of the stator core 11, and the center of the circle can be arranged along the outer edge of the stator core 11, so as to avoid increasing the height of the stator core 11.

In some embodiments, as shown in fig. 4 and 5, the multiple sleeve 5 is provided with a hook 6, and the hook 6 is used for hooking into a stator slot of the stator 1, so that the multiple sleeve 5 is detachably disposed on the stator core 11.

Specifically, one end of the hook 6 is formed with a hook portion, which can pass through the stator slot and hook on the stator 1, so that the interconnector sleeve 5 can be stably mounted on the stator core 11.

Specifically, when the wiring connector 4 is inserted into the interconnector sleeve 5, an adhesive tape fixing body may be wound outside the interconnector sleeve 5 to further increase the installation stability of the interconnector sleeve 5.

The embodiment of the utility model also provides a motor, as shown in fig. 1 and 4, the motor comprises a stator 1, the stator 1 comprises a stator core 11 and a stator winding 12 arranged on the stator core 11, and the motor wiring structure of any one of the embodiments is further provided.

The motor adopting the motor wiring structure forms wiring connectors 4 respectively at the joints of each lead wire 2 and the corresponding lead cables 3, and each wiring connector 4 is inserted into a plurality of sleeve holes 51 of the multi-body sleeve 5 in a one-to-one correspondence manner, so that the wiring connectors 4 can be protected in the multi-body sleeve 5, the insertion operation is simple, the wiring efficiency of the motor can be improved, the service length of the lead cables 3 can be greatly reduced, materials are saved, the stator 1 can be effectively prevented from being burnt under the condition of motor overload by independently placing the wiring connectors 4, the quality hidden danger is reduced, the multi-body sleeve 5 is arranged at least one end of the axial direction of the stator core 11, the height of the end part of the stator 1 is reduced, and the development of miniaturization of the motor can be facilitated. In addition, the multiconnector bushing 5 adopts a paint dipping process to fasten the wiring connector 4 in the bushing hole 51, so that the fixed connection between the wiring connector 4 and the multiconnector bushing 5 can be enhanced, and the motor has the advantages of safety and reliability.

In some embodiments, the stator core 11 is provided with a cavity (not shown), and a portion of the interconnector sleeve 5 is inserted into the cavity, so that the interconnector sleeve 5 can be fixed to the stator core 11.

Moreover, although exemplary embodiments have been described herein, the scope thereof includes any and all embodiments based on the present invention with equivalent elements, modifications, omissions, combinations (e.g., of various embodiments across), adaptations or alterations. The elements of the claims are to be interpreted broadly based on the language employed in the claims and not limited to examples described in the present specification or during the prosecution of the application, which examples are to be construed as non-exclusive. It is intended, therefore, that the specification and examples be considered as exemplary only, with a true scope and spirit being indicated by the following claims and their full scope of equivalents.

The above description is intended to be illustrative and not restrictive. For example, the above-described examples (or one or more versions thereof) may be used in combination with each other. For example, other embodiments may be used by those of ordinary skill in the art upon reading the above description. In addition, in the above-described embodiments, various features may be grouped together to streamline the disclosure. This should not be interpreted as an intention that a disclosed feature not claimed is essential to any claim. Rather, inventive subject matter may lie in less than all features of a particular disclosed embodiment. Thus, the following claims are hereby incorporated into the detailed description as examples or embodiments, with each claim standing on its own as a separate embodiment, and it is contemplated that these embodiments may be combined with each other in various combinations or permutations. The scope of the utility model should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The utility model provides a motor wiring structure, is applied to the motor, the motor includes the stator, the stator includes stator core and locates stator winding on the stator core, its characterized in that, motor wiring structure includes:

a plurality of lead cables which are respectively connected with the lead wires in a one-to-one correspondence manner, and the connection part of each lead wire and the corresponding lead cable forms a wire connection joint;

2. The motor wiring structure according to claim 1, wherein a hole depth of the plurality of sleeve holes is the same.

3. The motor wiring structure according to claim 1, wherein the bushing hole is a blind hole, and a side of the bushing hole near a hole bottom thereof is inwardly shrunk to form a shrinking portion, and a cross-sectional area of the shrinking portion is smaller than a cross-sectional area of the wiring connector.

4. The motor wiring structure according to claim 3, wherein a cross-section of the sleeve hole has a rectangular shape, and a cross-section of the constricted portion has a trapezoidal shape.

5. The motor wiring structure according to claim 1, wherein the bushing holes of the interconnector bushing are sequentially arranged along a first arc, and a center of a circle in which the first arc is located on an axis of the stator core.

6. The motor wiring structure according to claim 5, wherein hole depths of the plurality of sleeve holes are different, and the hole depths of the plurality of sleeve holes decrease in order along a direction in which the plurality of sleeve holes are arranged.

7. The motor wiring structure according to claim 5, wherein the shape of the multiple connection sleeve is circular arc, and mounting holes are respectively formed at both ends of the multiple connection sleeve, and the mounting holes are used for penetrating bolts for connecting the multiple connection sleeve and the stator core.

8. The motor wiring structure according to claim 1, wherein a hook is provided on the interconnector sleeve, and the hook is configured to hook into a stator slot of the stator, so that the interconnector sleeve is detachably disposed on the stator core.

9. An electric machine comprising a stator including a stator core and a stator winding provided on the stator core, characterized by further comprising an electric machine wiring structure according to any one of claims 1 to 8.

10. The electric machine of claim 9, wherein the stator core has a cavity, and a portion of the interconnector sleeve is embedded in the cavity.