CN209072199U - The ring connection structure and motor of motor - Google Patents

Abstract

The utility model provides the ring connection structure and motor of a kind of motor, exit for connecting stator winding common end, including connection terminal, connection terminal includes the multiple clamping parts being formed in the terminal body and projection of closed annular shape in terminal body and for being fixedly connected with exit, and multiple clamping parts are equally arranged along the circumferential direction of terminal body.Motor stator winding common end ring connection structure provided by the utility model reduces the occupancy of motor axial space, is conducive to the overall construction design of motor.

Description

The ring connection structure and motor of motor

Technical field

The utility model belongs to technical field of motors, more specifically, be related to a kind of motor ring connection structure and Motor.

Background technique

Currently, for the stator winding of three-phase brushless motor, since the intercoil connection between the branch of the every phase of U, V, W loosens not Be fixed easily, this will lead to motor actually use during vibration will cause between winding rub cause short circuit phenomenon.It is existing Winding in technology is to wind rear enameled wire by one of teeth portion of stator to be directly cross in another teeth portion around until around complete Either single group winds enameled wire latter two the end of a thread all at one end until one branch, this will lead to intercoil connection and connector lug mistake In concentrating the Automation of Welding production for being difficult to fix and occupy excessive space and being difficult to realize the end of a thread, it is thus not easy to motor Production and structure design；It uses conventional methods, winding enameled wire is sticked together simultaneously using insulated paint, this way needs It is dried with oven long-time high temperature, excessive to motor axial direction space hold, this will reduce the production efficiency of motor and space benefit With rate.

Utility model content

The purpose of this utility model is to provide the ring connection structures and motor of a kind of motor, to solve in the prior art In the presence of excessive to motor axial direction space hold, the technical issues of influencing motor configuration design.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of ring connection structure of motor, Exit for connecting stator winding common end, comprising: connection terminal, the connection terminal include in closed circular Terminal body and projection are formed in multiple clamping parts in the terminal body and for being fixedly connected with the exit, multiple The clamping part is equally arranged along the circumferential direction of the terminal body.

Further, the connection terminal is copper tip.

Further, the connection terminal is by copper sheet entirety punching press, and bending forms the clamping in the terminal body Portion.

Further, the terminal body is formed by fixedly connecting by the identical copper sheet of two panels shape and structure.

Further, the terminal body is in the sheet body of circular ring shape.

Further, the connection terminal is equipped with limit fastener, for snapping connection with the stator winding.

Further, it is connected between the clamping part and the exit using electric resistance welding.

Further, the clamping part includes the first retained part, the second clamping being oppositely arranged with the first retained part Part and the bending part that the second retained part is extended to from the bending of the first retained part, first retained part and terminal Ontology is connected, and the insertion sky for exit merging is defined between first retained part and second retained part Between.

Further, the terminal body is equipped with through-hole in the lower section of the clamping part corresponding position, is convenient for the extraction It holds across and is connected with the clamping part.

Further, a kind of motor is provided, the motor includes the ring connection structure of the motor.

The beneficial effect of motor stator winding common end ring connection structure provided by the utility model is: with existing skill Art is compared, and the utility model motor stator winding common end ring connection structure is designed using flat structure, reduces motor Axial dimension, improve space utilization rate, be conducive to the overall construction design of motor；It can be passed through using the structure of circular ring type Bigger electric current guarantees that motor can be run in high-load situations, this, can make the connecting line construction standard of stator winding common end Change, manufacture craft independent, specialization improve the correctness, reliability and good appearance of line, convenient for the knot of motor entirety Structure design and automated production assembly.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is motor stator winding common end ring connection structural schematic diagram provided by the embodiment of the utility model；

Fig. 2 is motor stator winding common end ring connection structure top view provided by the embodiment of the utility model；

Fig. 3 is motor stator winding common end ring connection structural side view provided by the embodiment of the utility model；

Fig. 4 is ring connection structure installation diagram in motor stator winding common end provided by the embodiment of the utility model；

Fig. 5 is the motor stator winding common end ring connection structural representation that the utility model another kind embodiment provides Figure；

Wherein, each appended drawing reference in figure:

1: connection terminal 2: terminal body

3: buckle 4: through-hole

5: stator winding 6: exit

7: 71: the first retained part of clamping part

72: the second retained parts

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

Embodiment one

Also referring to Fig. 1 and Fig. 4, now the ring connection structure and motor of motor provided in this embodiment are said It is bright.The ring connection structure and motor of the motor, the exit 6 for connecting stator winding common end, comprising: connection terminal 1, Connection terminal 1 includes being formed in terminal body 2 and being used for and exit 6 in the terminal body 2 and projection of closed annular shape The multiple clamping parts 7 being fixedly connected, multiple clamping parts 7 are equally arranged along the circumferential direction of terminal body 2.

The ring connection structure and motor of motor provided in this embodiment, compared with prior art, the present embodiment motor Ring connection structure is designed using flat structure, is reduced the axial dimension of motor, is improved space utilization rate, is conducive to horse The overall construction design reached；It can guarantee that motor can be the high load the case where by bigger electric current using the structure of circular ring type Lower operation can be such that the connecting line construction of stator winding common end standardizes, and manufacture craft independent, specialization improve line Correctness, reliability and good appearance, convenient for the structure design and automated production assembly of motor entirety.

Also referring to Fig. 1 to Fig. 3, a kind of specific implementation of the ring connection structure as motor provided in this embodiment Mode, the ring connection structure of motor include connection terminal 1, and connection terminal 1 is by a terminal sheet in closed annular shape Body 2 and projection are formed in multiple clamping parts 7 in terminal body 2 and for being fixedly connected with exit 6 and form, multiple clamping parts 7 are equally arranged along the circumferential direction of terminal body 2.Using clamping part 7 and each phase winding of stator winding 5U, V, W in common end Exit 6 is fixedly connected；Connection terminal 1 uses conductive metal material, it is preferable that copper material is used, by one piece of scale copper punching press Cutting forms terminal body 2, and bending forms clamping part 7 in terminal body 2；Terminal body 2 is complete by two panels shape and structure Identical copper sheet is formed by fixedly connecting.Clamping part 7 includes the first retained part 71, be oppositely arranged with the first retained part 71 the Two retained parts 72 and the bending part that the second retained part 72 is extended to from the bending of the first retained part 71, the first clamping part Divide 71 to be connected with terminal body 2, defines between the first retained part 71 and the second retained part 72 and be placed in for the exit 6 Insertion space.The circular ring structure of terminal body 2 directly replaces the intercoil connection between each winding, in the base for guaranteeing electrical efficiency Production cost is controlled on plinth；Connection terminal 1 is cirque structure, is conducive to space and realize the general of part that optimization uses Property, to reduce part style, it is convenient for motor construction and production operation.Connection terminal 1 be using closed-loop shaped structure this Sample can guarantee that motor can be run in high-load situations, this by bigger electric current, can make the company of motor stator end Cable architecture standardization, manufacture craft relatively independentization, specialization improve correctness, the reliability of line Automation of Welding production And the beauty of shape.Terminal body 2 is in the sheet body of circular ring shape, reduces the axial dimension of motor, improves space utilization rate, Be conducive to the overall construction design of motor.

Please see Fig. 2 to Fig. 4, a kind of specific embodiment party as the ring connection structure of motor provided in this embodiment Formula, connection terminal 1 are detachably connected with stator winding 5；Preferably, limit fastener 3 is set on the inner round wall of connection terminal 1, For being snapped connection with stator winding 5.Terminal body 2 is equipped with through-hole 4 in the lower section of 7 corresponding position of clamping part, is convenient for exit 6 Across and with the connection of clamping part 7；The exit 6 of the common end of each phase winding passes through through-hole 4, is fixedly connected with clamping part 7, preferably Ground is connected using electric resistance welding；It is required to manually go since electric resistance welding connects connection types, the connection types such as soldering such as comparison soldering Except the appearance insulation coat of paint and Jia Xi of electromagnetic wire (enameled wire) can just weld, electric resistance welding is there is no need to these processes, this is with regard to straight It connects and improves production efficiency, it is therefore preferred that being connected using electric resistance welding, be allowed to easier and standardization, manufacture craft are relatively only It is verticalization, specialized, the correctness, reliability and good appearance of line are improved, convenient for the structure design and automatically of motor entirety Metaplasia produces assembly.The ring connection structure design of this motor is suitable for connecting the exit of any motor stator winding common end.

Embodiment two

The difference only just with embodiment one is illustrated below.

Referring to Fig. 5, another specific embodiment of the ring connection structure as motor provided in this embodiment, leads to The gap bridge cable architecture for simplifying connection terminal 1 is crossed, the diameter of connection terminal 1 is reduced, is further reduced the axial dimension of motor, is improved Space utilization rate, is conducive to the overall construction design of motor.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. the ring connection structure of motor, the exit for connecting stator winding common end, it is characterised in that: including connecting pin Son, the connection terminal include in closed annular shape terminal body and projection be formed in the terminal body and be used for Multiple clamping parts that the exit is fixedly connected, multiple clamping parts are equally set along the circumferential direction of the terminal body It sets.

2. the ring connection structure of motor as described in claim 1, it is characterised in that: the connection terminal is copper tip.

3. such as the ring connection structure of claim 1 and motor as claimed in claim 2, it is characterised in that: the connection terminal By copper sheet entirety punching press, bending forms the clamping part in the terminal body.

4. the ring connection structure of motor as claimed in claim 3, it is characterised in that: the terminal body is by two plate shape knots The identical copper sheet of structure is formed by fixedly connecting.

5. the ring connection structure of motor as claimed in claim 4, it is characterised in that: the terminal body is in the piece of circular ring shape Body.

6. the ring connection structure of motor as described in claim 1, it is characterised in that: the connection terminal is equipped with limiting card Button, for being snapped connection with the stator winding.

7. the ring connection structure of motor as described in claim 1, it is characterised in that: the clamping part and the exit it Between using electric resistance welding connect.

8. the ring connection structure of motor as described in claim 1, it is characterised in that: the clamping part includes the first clamping part Point, the second retained part for being oppositely arranged with the first retained part and extend to the second clamping part from the bending of the first retained part The bending part divided, first retained part are connected with terminal body, first retained part and second clamping part / define insertion space for exit merging.

9. the ring connection structure of motor as described in claim 1, it is characterised in that: the terminal body is in the clamping part The lower section of corresponding position is equipped with through-hole, passes through convenient for the exit and connects with the clamping part.

10. motor, which is characterized in that the ring connection structure including motor as described in any one of claim 1 to 9.