CN203596674U

CN203596674U - Motor wire frame

Info

Publication number: CN203596674U
Application number: CN201320775152.XU
Authority: CN
Inventors: 陈志忠; 廖宏明; 余乾正
Original assignee: Rechi Precision Co Ltd
Current assignee: Rechi Precision Co Ltd
Priority date: 2013-11-28
Filing date: 2013-11-28
Publication date: 2014-05-14
Anticipated expiration: 2023-11-28

Abstract

The utility model provides a motor wire frame. The motor wire frame is provided with two rings correspondingly sleeving two ends of a motor iron core. A plurality of first steps configured in an enclosing manner at predetermined intervals and used for coil winding are disposed on the inner wall of each ring in a protruding manner. In addition, a plurality of second steps configured in an enclosing manner at predetermined intervals and used for coil winding are disposed in each ring in a protruding manner, and each second step is closer to the edge of each ring than each first step. When necessary, a coil with the predetermined number of turns of can be wound around the second steps corresponding to the two rings, so as to increase the cooling area of the coil and enhance the cooling effect of the coil; and same motor stators can have two winding parameters at the same time, so that better operation performance can be attainable for a motor both at high speed and low speed.

Description

Motor coil holder

Technical field

The utility model, about the wire frame structure of motor, aims to provide one and can effectively promote coil radiating effect, and can be for the motor coil holder that produces more coiling parameter.

Background technology

Motor (motor) mainly can convert electrical energy into mechanical energy, and then driving device rotates, vibration or rectilinear motion, thereby is widely used in various electrical appliances or equipment; General motor mainly has stator and two parts of rotor, and as shown in Figure 1, its stator is made up of a motor iron core 11, one group of coil holder and the plural coil 20 being set around on coil holder.

Wherein, this motor iron core 11 is formed by plural silicon steel sheet storehouse, has the winding slot 112 that plural number is separated by groove tooth 111; As for, this group coil holder has two rings 12 that are distinctly sheathed on motor iron core two ends, each ring 12 is provided with the step 121 that plural number is corresponding with the groove tooth 111 of motor iron core 11, make to form insulation wall in groove tooth 111 two ends of motor iron core 11, described coil 20 is set around on the corresponding step 121 of two rings 12, and insulate by step 121 and motor iron core 11.

The used heat producing when known motor running can cause infringement in various degree to relevant assembly, even affects the operating efficiency of motor; And, the current situation with regard to whole commercial power, the use of motor related application system has occupied more than half industrial electric power, therefore improve the energy efficiency of motor, the Yi Shi world is in major tasks that promote energetically in recent years, expect promotion and improvement by energy efficiency, to reach final energy-conservation object.

But the design of the wire frame structure of similar existing motor, is only set around coil on the step of coil holder, therefore cannot produce more coil winding and change (coiling parameter), the effect that causes improving motor running usefulness is limited; Moreover, because the coil radiating effect of existing motor is limited, be more easier to reduce moyor because resistance produces copper loss.

Utility model content

The technical problem that the utility model solves is providing motor one can effectively promote coil radiating effect, and can be for the motor coil holder that produces more coiling parameter.

The technological means that the utility model adopts is as described below.

Take off object on reaching, motor coil holder of the present utility model has two correspondences and is sheathed on the ring at motor iron core two ends, and the inwall of each ring convexes with plural number and is spacing around configuration, for the first step of coil winding; And each ring is separately provided with plural number therein and is spacing around configuration, for the second step of coil winding, and each second step is compared to the edge of the more close ring of each first step.

Utilize said structure feature, motor coil holder of the present utility model is in the time using, can by two rings between two relatively and first step be cross-placed on the mode of the groove tooth between the winding slot of motor iron core, two rings are sheathed on to motor iron core two ends, make the groove tooth two ends between the winding slot of motor iron core form insulation wall, can be by coil winding in two first step places that ring is corresponding, and by first step and motor iron core insulation; If desired, also can be by two the second step places that ring is corresponding that are wound in of the coil of the predetermined number of turn, use the area of dissipation that increases coil, promote coil radiating effect, and identical motor stator, can there are two kinds of coiling parameters simultaneously, make motor all can obtain at high rotating speed and the slow-speed of revolution usefulness that preferably turns round.

According to said structure feature, its total second step is disposed in respectively the position corresponding with each first step by each ring.

According to said structure feature, its total second step is disposed in respectively the position between adjacent first step by each ring.

According to said structure feature, the second step of its indivedual quantity is disposed in respectively the position corresponding with each first step by each ring, and the second step of indivedual quantity is disposed in respectively to the position between adjacent first step.

Described each second step is provided with a groove for accommodating coil at its apical margin respectively.

Described each first step is provided with a groove for accommodating coil at its apical margin respectively.

Described each first step and each second step are provided with a groove for accommodating coil at its apical margin respectively.

The disclosed motor coil holder of the utility model, can produce following effect.

Can by the coil of the predetermined number of turn be wound in the corresponding second step of two rings between, use the area of dissipation that increases coil, promote coil radiating effect.

2. and identical motor stator, can there are two kinds of coiling parameters simultaneously, make motor all can obtain at high rotating speed and the slow-speed of revolution usefulness that preferably turns round.

Accompanying drawing explanation

Fig. 1 is the stereoscopic figure of an existing motor stator.

Fig. 2 is that the motor coil holder of the utility model the first embodiment uses allocation plan.

Fig. 3 is the motor coil holder stereoscopic figure of the utility model the first embodiment.

Fig. 4 is that the motor coil holder of the utility model the second embodiment uses allocation plan.

Fig. 5 is the motor coil holder stereoscopic figure of the utility model the 3rd embodiment.

Fig. 6 is that the motor coil holder of the utility model the 4th embodiment uses allocation plan.

Figure number explanation:

Prior art

11 motor iron cores

111 groove teeth

112 winding slots

12 rings

121 steps

20 coils

The utility model

30 motor coil holders

31 rings

311 first steps

312 second steps

313 grooves

314 openings.

Embodiment

The utility model is about the wire frame structure of motor, mainly provide one can effectively promote coil radiating effect, and can be for the motor coil holder that produces more coiling parameter, as shown in the motor coil holder stereoscopic figure that the motor coil holder of Fig. 2 the utility model the first embodiment uses allocation plan, Fig. 3 the utility model the first embodiment, motor coil holder 30 of the present utility model has two correspondences and is sheathed on the ring 31 at motor iron core 11 two ends, the inwall of each ring 31 convexes with plural number and is preset space length around configuration, the first step 311 of reeling for coil 20; And: each ring 31 is separately provided with plural number therein and is preset space length around configuration, the second step 312 of reeling for coil 20, and each second step 312 is compared to the edge of the more close ring 31 of each first step 311.

In principle, motor coil holder 30 of the present utility model is in the time using, by two rings 31 between two relatively and be cross-placed on the mode of the groove tooth 111 between the winding slot 112 of motor iron core 11 with its first step 311, two rings 31 are sheathed on to motor iron core 11 two ends, make groove tooth 111 two ends between the winding slot 112 of motor iron core 11 form insulation wall, coil 20 can be wound in to two first step 311 places that ring 31 is corresponding, and by first step and motor iron core insulation.

If desired, also can be by two second step 312 places that ring 31 is corresponding that are wound in of the coil of the predetermined number of turn 20, use the area of dissipation that increases coil 20, promote coil 20 radiating effects, and identical motor stator, can there are two kinds of coiling parameters simultaneously, make motor all can obtain at high rotating speed and the slow-speed of revolution usefulness that preferably turns round.

Take off in the embodiment shown in Fig. 2 and Fig. 3 upper, its total second step 312 is disposed in respectively the position corresponding with each first step 311 by each ring 31; In the embodiment shown in fig. 4, its total second step 312 is disposed in respectively the position between adjacent first step 311 by 31 of each rings, makes to obtain the coiling parameter different from the embodiment of Fig. 2 and Fig. 3.Certainly, each ring also can be disposed in respectively the position corresponding with each first step by the second step of its predetermined quantity, and the second step of predetermined quantity is disposed in respectively to the position between adjacent first step, make to look actual demand, select coil winding in the second step place of co-located, to produce more coiling parameter variation; More and then can be as shown in Fig. 5 embodiment, this second step be located at the relative ring of each first step place, more can obtain the application of diversification.

Moreover, no matter each coil 31 as shown in Figure 3, its total second step 312 is disposed in respectively to the position corresponding with each first step 311, or its total second step 312 is disposed in respectively to the position between adjacent first step 311 as Fig. 4, or even the second step of its predetermined quantity is disposed in respectively to the position corresponding with each first step, and the second step of predetermined quantity is disposed in respectively to the position between adjacent first step.

Motor coil holder of the present utility model, in the specific implementation, described each ring 31 can be provided with a groove 313 for accommodating coil 20 at each second step 312 its apical margins, or be provided with a groove 313 for accommodating coil 20 at each first step 311 apical margins, certainly, with as shown in Figure 3, be all provided with a groove 313 for accommodating coil 20 for good at each first step 311 and each second step 312 its apical margins, make to produce comparatively firm, reliable fixed effect to reeled coil 20.Further, motor coil holder of the present utility model for insulation material (PBT, LCP) be good, and motor coil holder ring 31 is except can Unitary injection formed, also can be as shown in Fig. 6 embodiment, this ring can be combining form, make to produce reduce costs, the effect of multiple application.

Compare with traditional structure, the disclosed motor coil holder of the utility model, can produce following effect.

1. can, by being wound between the corresponding second step of two rings of the coil of the predetermined number of turn, use the area of dissipation that increases coil, promote coil radiating effect.

Claims

1. a motor coil holder, has two correspondences and is sheathed on the ring at motor iron core two ends, it is characterized in that, the inwall of each ring convexes with plural number and is spacing around configuration, for the first step of coil winding; And:

Each ring is separately provided with plural number therein and is spacing around configuration, for the second step of coil winding.

2. motor coil holder as claimed in claim 1, is characterized in that, this second step is compared to the edge of the more close ring of each first step.

3. motor coil holder as claimed in claim 1, is characterized in that, this second step is located at the relative ring of each first step place.

4. motor coil holder as claimed in claim 1, is characterized in that, its total second step is disposed in respectively the position corresponding with each first step by each ring.

5. motor coil holder as claimed in claim 1, is characterized in that, its total second step is disposed in respectively the position between adjacent first step by each ring.

6. motor coil holder as claimed in claim 1, it is characterized in that, the second step of its indivedual quantity is disposed in respectively the position corresponding with each first step by each ring, and the second step of indivedual quantity is disposed in respectively to the position between adjacent first step.

7. the motor coil holder as described in as wherein arbitrary in claim 1 to 6, is characterized in that, each second step is provided with a groove for accommodating coil at its apical margin respectively.

8. the motor coil holder as described in as wherein arbitrary in claim 1 to 6, is characterized in that, each first step is provided with a groove for accommodating coil at its apical margin respectively.

9. the motor coil holder as described in as wherein arbitrary in claim 1 to 6, is characterized in that, each first step and each second step are provided with a groove for accommodating coil at its apical margin respectively.

10. the motor coil holder as described in as wherein arbitrary in claims 1 to 3, is characterized in that, this ring is formed in one or is combination form.