CN211266605U

CN211266605U - Winding frame of shaded pole motor

Info

Publication number: CN211266605U
Application number: CN201922455752.8U
Authority: CN
Inventors: 胡家康; 邓小宏
Original assignee: Dongguan Gouliang Motor Co Ltd
Current assignee: Dongguan Gouliang Motor Co Ltd; DONGGUAN GUOLIANG MOTOR CO Ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-14
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a bobbin of shaded pole motor, the both ends of bobbin are equipped with the mounting bracket, set up the constant head tank that supplies the binding post to peg graft on the mounting bracket, set up the mounting groove that is used for installing the protector on the mounting bracket, still be equipped with on the mounting bracket respectively with the trough that mounting groove and constant head tank communicate, with the collection the electrically conductive lead wire of protector. The utility model discloses the bobbin of shaded pole motor has the safty function, can make the stator winding of shaded pole motor realize automated production moreover, improves the packaging efficiency.

Description

Winding frame of shaded pole motor

Technical Field

The utility model relates to a shaded pole motor especially relates to a shaded pole motor's bobbin.

Background

The connection between the traditional winding frame and the wiring terminal of the shaded pole motor can not be automatically assembled through machinery, and generally is manually assembled, because the traditional winding frame does not have a slot position for positioning the wiring terminal, the traditional stator winding has no space for installing a fuse due to limited internal space, or has no function of fuse, or can only manually install the fuse near the electric wire of the winding frame, therefore, the traditional stator winding can only be manually assembled, and the assembly efficiency is very low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bobbin of shaded pole motor, it has the insurance function, can make the stator winding of shaded pole motor realize automated production moreover, improves the packaging efficiency.

In order to realize the above purpose, the utility model provides a pair of bobbin of shaded pole motor, the both ends of bobbin are equipped with the mounting bracket, set up the constant head tank that supplies the binding post to peg graft on the mounting bracket, set up the mounting groove that is used for installing the insurable ware on the mounting bracket, still be equipped with on the mounting bracket respectively with the trough that mounting groove and constant head tank communicate, with the collection the electrically conductive lead wire of insurable ware.

Compared with the prior art, the utility model discloses a set up the constant head tank on the mounting bracket, the constant head tank can supply the automatic grafting of binding post and fix a position, again through setting up the mounting groove makes the protector can install through automatic in advance in the mounting groove can directly connect through the wire after the bobbin wire winding the protector is again through setting up the trough, the trough can lead to the conductive lead wire and can collect the conductive lead wire of protector to make things convenient for conductive lead wire and binding post to be connected, have the automatic equipment of utilization. Therefore, when the stator winding is assembled, the fuse and the wiring terminal do not need to be manually placed, so that the stator winding is suitable for full-automatic assembly, high in assembly efficiency, safe and reliable.

Preferably, the positioning groove comprises an insertion groove for inserting the terminal pin of the connection terminal and a dispensing groove for fixing the connection pin of the connection terminal, and the dispensing groove is exposed out of the mounting frame in an open manner. During assembly, the inserting groove can position the wiring terminal in advance, and the glue dispensing groove can be used for injecting glue to fix the wiring terminal, so that the positioning and fixing processes can be realized mechanically, and the purpose of automatic assembly is achieved.

Specifically, a guide inclined plane for guiding the wiring terminal is arranged at the notch of the insertion groove.

Specifically, the mounting groove is located in the middle of the inner side of the mounting frame where the mounting groove is located.

Specifically, the inner side of the mounting groove is exposed to the inner side of the mounting frame in an open manner, and the upper side of the mounting groove is of an open structure. Therefore, the safety device can quickly detect the temperature on the winding frame, and the detection is quick and accurate. The opening structure can enable the conductive lead of the fuse to extend into the wiring groove more easily, and therefore the connecting structure is simpler and more compact.

Specifically, the opening structure gradually narrows from top to bottom. Therefore, the safety device can be automatically guided to enter the mounting groove during assembly, the assembly is convenient and smooth, and the assembly efficiency is improved.

Drawings

Fig. 1 is a perspective view of a stator winding of a shaded-pole motor according to the present invention.

Fig. 2 is a perspective view of the bobbin for the stator winding of the shaded-pole motor of the present invention.

Enlarged view of portion A in FIG. 2 of FIG. 3

Enlarged view of portion B of FIG. 2 of FIG. 4

Fig. 5 is a side view of the bobbin for the stator winding of the shaded-pole motor of the present invention.

Fig. 6 is a plan view of the bobbin for the stator winding of the shaded-pole motor of the present invention.

Fig. 7 is a perspective view of the connection terminal of the stator winding of the shaded pole motor of the present invention.

Fig. 8 is a perspective view of the connection between the connection terminal and the electric wire of the stator winding of the shaded pole motor according to the present invention.

Fig. 9 is a cross-sectional view of the connection terminal and the wire connection of the stator winding of the shaded pole motor of the present invention.

Fig. 10 is a flowchart of a method for packaging a terminal of a stator winding of a shaded pole motor according to the present invention.

Detailed Description

In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

As shown in fig. 1 to 6, a stator winding 100 of a shaded-pole motor of the present invention includes a bobbin 1 around which a power supply line 200 is wound and a terminal block 2, wherein a side surface of the bobbin 1 is i-shaped; the both ends of bobbin 1 are equipped with mounting bracket 11, at least two constant head tank 111 have been seted up on mounting bracket 11, are provided with three constant head tank 111 on one of them mounting bracket 11 in this embodiment, are equipped with two constant head tanks 111 on another mounting bracket 11, binding post 2 peg graft in constant head tank 111. The edges of the two ends of the mounting rack 11 are provided with wire troughs 112 in an open state; an accommodating cavity 113 is formed below the positioning groove 111, and the accommodating cavity is respectively communicated with the wire groove 112 and the positioning groove 111, so that the wire 200 passes through the wire groove 112 from the inner side of the mounting bracket 11 to be wound to the outer side, passes through the accommodating cavity 113 and is electrically connected with the terminal 2. The wire groove 112 extends from both end edges of the mounting bracket 11 toward the middle and extends below the positioning groove 111. This makes it possible to make the wires 200 reach the connection terminals 2 at the shortest distance, thereby making the wire connection of the stator winding 100 simpler and more compact.

As shown in fig. 2 and fig. 3, the positioning groove 111 includes two insertion grooves 111a for inserting the two end pins 22 of the connection terminal 2 and a dispensing groove 111b for fixing the connection pin 23 of the connection terminal 2, and the dispensing groove 111b is exposed outside the mounting frame 11 in an open manner. The insertion groove 111a is provided with a guiding inclined surface 111c at the notch to guide the insertion of the terminal pin 22 during insertion. During assembly, the inserting groove 111a can position the wiring terminal 2 in advance, and the dispensing groove 111b can be used for injecting glue to fix the wiring terminal 2, so that the positioning and fixing processes can be realized mechanically, and the purpose of automatic assembly is achieved.

Referring to fig. 1, 2 and 4, the stator winding 100 of the shaded-pole motor further includes a fuse 3, wherein the mounting frame 11 on which the two connection terminals 2 are mounted is provided with a mounting groove 114, the mounting groove 114 is located in the middle of the inner side of the mounting frame 11 where the mounting groove 114 is located, and the two positioning grooves 111 are respectively located on two sides of the mounting groove 114. The fuse 3 is mounted on the mounting groove 114. The mounting bracket 11 is provided with a wiring groove 115 respectively communicated with the mounting groove 114 and the positioning groove 111, and the conductive lead of the fuse 3 is arranged in the wiring groove 115 and electrically connected with the wiring terminal 2 on the mounting bracket 11. Through setting up wiring groove 115, wiring groove 115 can collect the electrically conductive lead wire of insurance ware 3 and lead to electrically conductive lead wire to make things convenient for electrically conductive lead wire and binding post 2 to be connected, has favourable utilization automatic equipment. By arranging the mounting groove 114, the fuse 3 can be mounted in the mounting groove 114 in advance, and the fuse 3 can be directly connected through a lead after the winding of the winding frame 1, and the manual placement is not needed, so that the full-automatic assembly is suitable, the assembly efficiency is high, and the safety is safe and reliable.

As shown in fig. 2 and 4, the mounting groove 114 is exposed to the inside of the mounting bracket 11 in an open manner, and the upper side of the mounting groove 114 has an opening structure 114 a. Therefore, the fuse 3 can quickly detect the temperature on the winding frame 1, and the detection is quicker and more accurate. The opening structure 114a can make the conductive leads of the fuse 3 extend into the wiring groove 115 more easily, so that the connection structure is more compact. The opening structure 114a gradually narrows from top to bottom, so that the safety device 3 can be automatically guided to enter the mounting groove 114 during assembly, the assembly is convenient and smooth, and the assembly efficiency is improved.

Referring to fig. 7, 8 and 9, the connection terminal 2 includes a terminal main body 21, two end pins 22, a connection pin 23, a sleeve 24 and an elastic pressing piece 25, wherein the terminal main body 21, the end pins 22, the connection pin 23, the sleeve 24 and the elastic pressing piece 25 are integrally formed. The terminal pins 22 and the connecting pins 23 extend outward from the lower side of the terminal body 21; the connecting pin 23 is positioned between the two end pins 22; the connecting leg 23 is bent at about 90 degrees with respect to the terminal main body 21 in an uninstalled state, and may be bent downward to be leveled with respect to the terminal main body 21 after installation. The connecting pin 23 is provided with a recess 231 around which the power supply line 200 is wound. This makes it possible to wind the electric wire 200 around the connecting leg 23 more firmly, and to prevent the electric wire 200 from falling off. The sleeve 24 is provided above the terminal body 21 and through which the power supply line 300 passes, and a center axis of the sleeve 24 is perpendicular to an extending direction of the terminal pin 22. And the sleeve 24 is formed by punching and bending the upper side of the terminal main body 21. The sleeve 24 is divided into a front section and a rear section, and the elastic pressing piece 25 is pressed against the electric wire 300 at the middle position. The elastic pressing piece 25 is provided with an elastic part 251 and a pressing part 252, one end of the elastic part 251 is connected with the end part of the sleeve 24, and the other end of the elastic part 251 is connected with the pressing part 252; the elastic force of the elastic part 251 drives the pressing part 252 to press against the electric wire 300. Through the arrangement of the sleeve 24, the sleeve 24 can be fast sleeved with the electric wire 300, and through the arrangement of the elastic part 251 and the abutting part 252, the elastic part 251 is used for driving the abutting part 252 to press the electric wire 300, so that the electric wire 300 automatically pushes the abutting part 252 when entering the sleeve 24, and the abutting part 252 can automatically press the electric wire 300, so that the electric wire 300 can be directly and fast fixedly connected to the wiring terminal 2, and therefore, the connection is firm and stable, the connection is simple and convenient, the automatic assembly can be realized, and the assembly efficiency is effectively improved. The side wall of the sleeve 24 has a protrusion 241 bent toward the direction to press the electric wire 300 together with the elastic pressing piece 25.

Specifically, referring to fig. 7 and 9, the pressing portion 252 is disposed obliquely with respect to the central axis of the sleeve 24, so that the electric wire 300 can be inserted into only one end of the sleeve 24 and the electric wire 300 is restricted from being withdrawn from the end. The pushing inclined surface 252a is formed on the side surface of the pressing part 252 by obliquely arranging the pressing part 252, so that when the electric wire 300 is directly inserted into the sleeve 24, the pressing part 252 can be automatically and elastically avoided by the pushing inclined surface 252a, the electric wire 300 can be quickly and freely inserted and fixed, and when the electric wire 300 is reversely withdrawn, the pressing part 252 can be reversely bent to be in a blocked state, so that the electric wire 300 is prevented from being accidentally separated from the sleeve 24, and the connection stability and the connection fixity of the electric wire 300 are greatly improved. The side of the pressing part 252 facing the sleeve 24 is provided with an arc surface wrapping the electric wire 300. Through setting up the arcwall face, can make its area of contact with electric wire 300 bigger, further improve the electric wire 300 anticreep ability of pressing portion 252.

Compared with the prior art, the utility model has the advantages that the positioning groove 111 is arranged on the mounting rack 11, so that the wiring terminal 2 is inserted into the positioning groove 111 to realize positioning, and the wire groove 112 with openings is arranged at the edges of the two ends of the mounting rack 11, so that the wire 200 can pass through the wire groove 112 from the inner side of the mounting rack 11 to wind to the outer side and is electrically connected with the wiring terminal 2; because the positioning groove 111 can automatically position the wiring terminal 2, and the wire groove 112 can guide the wire 200 to the wiring terminal 2, the wiring terminal 2 and the winding frame 1 can be automatically assembled without manual wiring, and the production efficiency is greatly improved.

As shown in fig. 10, the method for encapsulating the terminal of the stator winding of the present invention includes the following steps:

step S1, inserting the terminal pin 22 of the connection terminal 2 into the positioning slot 111 of the mounting rack 11 of the bobbin 1, so that the connection pin 23 of the connection terminal 2 is positioned outside the dispensing slot 111 b;

step S2, passing the end of the wire 200 on the bobbin 1 through the wire slot 112 from the inner side of the mounting bracket 11 to the outer side, and winding the end around the connecting pin 23 of the connecting terminal 2;

step S3, pressing the connecting pins 23 into the dispensing slots 111b of the bobbin 1;

step S4, injecting glue into the glue dispensing groove 111b to fix the end of the electric wire 200 to the terminal block 2 and to fix the terminal block 2 to the bobbin 1 after the glue is solidified.

The above disclosure is only a preferred embodiment of the present invention, and certainly, the scope of the present invention should not be limited thereto, and therefore, the scope of the present invention is not limited to the above embodiments.

Claims

1. The utility model provides a bobbin of shaded pole motor which characterized in that: the both ends of bobbin are equipped with the mounting bracket, set up the constant head tank that supplies the binding post to peg graft on the mounting bracket, set up the mounting groove that is used for installing the fuse on the mounting bracket, still be equipped with on the mounting bracket respectively with the trough of mounting groove and constant head tank intercommunication, with the collection the electrically conductive lead wire of fuse.

2. The bobbin for a shaded pole motor according to claim 1, wherein: the positioning groove comprises a plug-in groove for the plug-in connection of the terminal pin of the wiring terminal and a dispensing groove for the fixation of the connection pin of the wiring terminal, and the dispensing groove is exposed out of the mounting frame in an open manner.

3. The bobbin for a shaded pole motor according to claim 2, wherein: and a guide inclined plane for guiding the wiring terminal is arranged at the notch of the insertion groove.

4. The bobbin for a shaded pole motor according to claim 1, wherein: the mounting groove is located in the middle of the inner side of the mounting frame where the mounting groove is located.

5. The bobbin for a shaded pole motor according to claim 1, wherein: the inner side of the mounting groove is exposed out of the inner side of the mounting frame in an open mode, and the upper side of the mounting groove is of an open structure.

6. The bobbin for a shaded pole motor according to claim 5, wherein: the opening structure is gradually narrowed from top to bottom.