Novel insulating frame

Abstract

The utility model provides a novel insulating frame, which comprises a stator iron core, the stator iron core comprises a first arc-shaped end, a second arc-shaped end and a connecting body arranged between the first arc-shaped end and the second arc-shaped end, the cross sections of the first arc-shaped end, the second arc-shaped end and the connecting body form an I-shaped structure, and the stator iron core is provided with an insertion block. The insulation frame comprises a frame body, a plurality of common frames and a special frame, the common frames and the special frame are connected with the stator iron cores in an inserted mode, and the frame body and the special frame are arranged in the circumferential direction. The special frame is provided with a first jack and a second jack for external metal pins to insert, the metal pin in the first jack is used for being connected with a wire at a wire inlet end, and the metal pin in the second jack is used for being connected with a wire at a wire outlet end. The special frame is further provided with a plurality of connecting columns used for being matched with an external cover plate. The insulating frame can overcome the defect that winding wires need to be connected for multiple times in the prior art.

Description

Technical Field

[0001] The utility model relates to the technical field of motor core insulation, and particularly relates to a novel insulation frame. Background Art

[0002] The winding stator structure is mainly composed of a coil and a stator core. Generally, an insulation frame needs to be installed on the stator core between the coils to separate the stator core and the stator winding, so as to ensure that the stator core will not become a live body. Among them, the stator winding is generally wound by copper wires, and the stator core is generally laminated by silicon steel sheets. In the prior art, as Figure 5 shown, a general motor body is composed of components such as a stator, a rotor, and a housing. As Figure 4 shown, the stator includes a stator core 01, an insulation structure 02, and a winding 03. The winding 03 is usually a wire. In the prior art, the motor is composed of 12 stator cores 01. A connection terminal 04 is arranged on each stator core 01. Two pins of the connection terminal 04 are respectively connected to the incoming line end 06 and the outgoing line end 07 of the wire of the winding 03. Finally, a cover plate 05 is covered on the connection terminal 04. The parts of the incoming line end 06 and the outgoing line end 07 that leak out of the cover plate 05 still need to be secondarily connected by wires, and the operation process is very troublesome. Summary of the Utility Model

[0003] Therefore, the technical problem to be solved by the utility model is to overcome the defect of the need for multiple connections of winding wires in the prior art, so as to provide a novel insulation frame that can facilitate the connection of wires.

[0004] To this end, the utility model provides a novel insulation frame, including: the stator core includes a first arc end, a second arc end, and a connecting body arranged between the two. The cross-sections of the first arc end, the second arc end, and the connecting body form an "I" - shaped structure. An insertion block is arranged at the stator core, and a slot adapted to the insertion block on an adjacent stator core. The insulation frame includes: a frame body, which is composed of a plurality of ordinary frames and a special frame respectively inserted into the stator core and arranged in a circumferential direction; a first jack and a second jack for inserting external metal pins are arranged on the special frame. The metal pin in the first jack is used to connect with the wire of the incoming line end, and the metal pin in the second jack is used to connect with the wire of the outgoing line end. A plurality of connecting columns for adapting to an external cover plate are also arranged on the special frame.

[0005] Further: a winding mechanism is arranged on both sides of the special frame. It includes a connection end connected to the special frame and a winding end extending away from the special frame for winding the winding wire. An anti - detachment cap for preventing the wire from coming out is also arranged on the winding end; an avoidance groove for avoiding the connecting body is also arranged on the special frame.

[0006] Further: the special frame includes a first plug-in part and a second plug-in part plugged on both sides of the connector, the upper ends of the first plug-in part and the second plug-in part have a connecting block for connecting the two, the winding end and the anti-drop cap are arranged on the first plug-in part and the second plug-in part, and the avoidance groove is arranged at the bottom of the connecting block.

[0007] Further: the winding end includes a first winding post and a second winding post, the anti-detachment cap includes a first anti-detachment cover and a second anti-detachment cover, the first anti-detachment cover and the first winding post are fixed in a "7" shape, and the second anti-detachment cover and the second winding post are fixed in a "7" shape.

[0008] Further: the first plug-in portion and the second plug-in portion are provided with reinforcing ribs that abut against the stator core.

[0009] Furthermore: the special frame is also provided with an exhaust groove for discharging gas to the outside when plugged into the stator core.

[0010] The technical solution of this utility model has the following advantages:

[0011] 1. The utility model provides a novel insulating frame, in which the common frame is inserted into the stator core. Compared with the prior art, the common frame only needs to be sleeved on the stator core, and then the wires on the winding wire are led out and wound on two adjacent winding ends. The wires on the winding ends do not need to be cut. After winding on the winding ends, they are wound back to connect the windings. One circle is composed of a plurality of common frames and a special frame. The special frame has a first jack and a second jack. In the prior art, each stator core has an inlet and an outlet. After the outlet and the inlet are connected through a cover plate, a secondary connection is performed above the cover plate. The process is very troublesome. In this embodiment, The entire stator core group has only one incoming terminal and an outgoing terminal. The incoming terminal is inserted into the first socket, and the outgoing terminal is inserted into the second socket. An ordinary frame or a special frame is set on the stator core. The wire on the incoming terminal is wound around the connecting winding. After the wire on a stator core is wound, the wire is not cut and led out to the insulating frame. The wire is wound around the winding mechanism (that is, the wire is wound around the winding end. The anti-drop cap can effectively prevent the wire from falling out of the winding end, and the winding method is similar). After one circle of winding, the end point of the wire is the outgoing terminal, and then the incoming terminal and the outgoing terminal are led out to the top of the cover plate, and then wrapped around the pin to complete the grounding to ensure the safety of the product.

[0012] 2. The utility model provides a new insulating frame, which has a connecting block and a first plug-in portion and a second plug-in portion distributed on both sides of the connecting block. In order to adapt to the stator core, the shape of the special frame is provided with an avoidance groove at the bottom of the connecting block so that the special frame can be inserted into the stator core. Brief Description of the Drawings

[0013] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings required for use in the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0014] Figure 1 It is a schematic diagram of the overall structure of a special frame;

[0015] Figure 2 It is a schematic diagram of the overall structure of a special frame;

[0016] Figure 3 It is a top view of the special frame;

[0017] Figure 4 It is a schematic diagram of the overall structure of a stator core;

[0018] Figure 5 It is an assembly drawing of the connection between the stator core and the cover plate in the prior art.

[0019] Description of the reference numerals:

[0020] 11. First arc end; 12. Second arc end; 13. Connecting body; 14. Insert block; 15. Insert slot; 2. Special frame; 21. First jack; 22. Second jack; 23. Avoidance groove; 3. Connecting column; 4. Winding mechanism; 41. Connecting end; 42. Winding end; 43. Anti - detachment cap; 5. First plugging part; 51. Second plugging part; 52. Connecting block; 6. First winding column; 61. Second winding column; 7. First anti - detachment cover; 71. Second anti - detachment cover; 8. Reinforcing rib; 9. Exhaust through - slot. Detailed Description of the Embodiments

[0021] The following will clearly and completely describe the technical solutions of the present invention with reference to the drawings. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts fall within the scope of protection of the present invention.

[0022] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0023] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] In addition, the technical features involved in different embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other.

[0025] Embodiment

[0026] This embodiment provides a novel insulating frame, including: The stator core includes a first arc end 11, a second arc end 12, and a connecting body 13 disposed between the two. The cross-sections of the first arc end 11, the second arc end 12, and the connecting body 13 form an "I" - shaped structure. An insert block 14 is provided at the stator core, and a slot 15 adapted to the insert block 14 on an adjacent stator core. The insulating frame includes: A frame body, which is formed by a plurality of ordinary frames and a special frame 2 respectively inserted into the stator core and arranged in a circumferential direction; A first jack 21 and a second jack 22 for inserting external metal pins are provided on the special frame 2. The metal pin in the first jack 21 is used to connect with the wire of the incoming line end, and the metal pin in the second jack 22 is used to connect with the wire of the outgoing line end. A plurality of connecting columns 3 for adapting to an external cover plate are also provided on the special frame 2.

[0027] Based on the above - mentioned embodiment: A winding mechanism 4 is disposed on both sides of the special frame 2. It includes a connection end 41 connected to the special frame 2 and a winding end 42 extending away from the special frame 2 for winding the winding wire. An anti - detachment cap 43 for preventing the wire from coming out is also provided on the winding end 42; A relief groove 23 for avoiding the connecting body 13 is also provided on the special frame 2.

[0028] The above specific improvements are: Figures 1 - 4 As shown, the ordinary frame is inserted into the stator core. Compared with the prior art, the ordinary frame only needs to be set on the stator core, and then the wire on the winding wire is led out and wound on two adjacent winding ends 42. The wire on the winding end 42 does not need to be cut. After winding on the winding end 42, it is wound back to connect the winding. One circle is composed of multiple ordinary frames and a special frame 2. The special frame 2 has a first jack 21 and a second jack 22. In the prior art, each stator core has an inlet terminal and an outlet terminal. After the outlet terminal and the inlet terminal are connected through the cover plate, a secondary connection is required above the cover plate. The process is very troublesome. In this embodiment, the entire stator core assembly There is only one incoming terminal and an outgoing terminal. The incoming terminal is inserted into the first socket 21, and the outgoing terminal is inserted into the second socket 22. An ordinary frame or a special frame 2 is set on the stator core. The wire on the incoming terminal is wound around the connecting winding. After the winding of the wire on one stator core is completed, the wire is not cut and led out to the ordinary frame. The wire is wound around the winding mechanism 4 (that is, the wire is wound around the winding end 42. The setting of the anti-drop cap 43 can effectively prevent the wire from slipping out of the winding end 42, and the winding method is similar). After one circle of winding, the end point of the wire is the outgoing terminal, and then the incoming terminal and the outgoing terminal are led out to the top of the cover plate, and then wrapped around the pin to complete the grounding, thereby ensuring the safety of the product.

[0029] On the basis of the above embodiment: the special frame 2 includes a first plug-in portion 5 and a second plug-in portion 51 plugged into the two sides of the connector 13, the upper ends of the first plug-in portion 5 and the second plug-in portion 51 have a connecting block 52 for connecting the two, the winding end 42 and the anti-drop cap 43 are arranged on the first plug-in portion 5 and the second plug-in portion 51, and the avoidance groove 23 is arranged at the bottom of the connecting block 52.

[0030] The above specific improvements are: Figure 2 As shown, the special frame 2 has a connecting block 52 and a first plug-in portion 5 and a second plug-in portion 51 distributed on both sides of the connecting block 52. In order to adapt to the stator core, the shape of the special frame 2 is provided with an avoidance groove 23 at the bottom of the connecting block 52 so that the special frame 2 can be inserted into the stator core.

[0031] On the basis of the above embodiment: the winding end 42 includes a first winding post 6 and a second winding post 61, the anti-detachment cap 43 includes a first anti-detachment cover 7 and a second anti-detachment cover 71, the first anti-detachment cover 7 and the first winding post 6 are fixed in a "7" shape, and the second anti-detachment cover 71 and the second winding post 61 are fixed in a "7" shape.

[0032] The above specific improvements are: Figure 1As shown, when winding the wire, the wire will be wound around the first winding post 6 and the second winding post 61 on the adjacent ordinary frame, and then the wire will be wound back to the connecting winding. After the winding on the connecting winding is completed, the wire will be wound around the first winding post 6 and the second winding post 61 on the adjacent ordinary frame again, and so on. When the wire winding is completed, the end point of the cut wire is the outgoing wire end, and the incoming wire end and the outgoing wire end are wound around the pin.

[0033] Based on the above embodiment: Reinforcing ribs 8 that abut against the stator core are provided on the first plugging portion 5 and the second plugging portion 51.

[0034] The above specific improvement is as follows: As Figure 1 shown, in order to ensure that the special frame 2 can be tightly connected to the stator core, reinforcing ribs 8 that abut against the stator core are provided on the first plugging portion 55 and the second plugging portion 5151.

[0035] Based on the above embodiment: An exhaust through groove 9 for discharging gas outward is further provided on the special frame 2 when it is plugged into the stator core.

[0036] The above specific improvement is: Through the arrangement of the exhaust through groove 9, when the special frame 2 is plugged into the stator core, the exhaust through groove 9 can discharge the resistance gas outward when the special frame 2 is plugged downward.

[0037] Obviously, the above embodiments are only examples given for clear illustration and are not limitations on the implementation manners. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to enumerate all the implementation manners here. And the obvious changes or modifications derived therefrom are still within the protection scope of the present utility model.

Claims

1. A new type of insulating frame, characterized by: include: The stator core comprises a first arc-shaped end (11), a second arc-shaped end (12) and a connector (13) arranged therebetween, wherein the first arc-shaped end (11), the second arc-shaped end (12) and the connector (13) form an I-shaped structural arrangement in cross-section, an insert block (14) and a slot (15) adapted to the insert block (14) on an adjacent stator core are arranged at the stator core, and the insulating frame comprises: The frame body is composed of a plurality of common frames and a special frame (2) which are respectively plugged into the stator core and arranged in a circumferential direction; The special frame (2) is provided with a first plug hole (21) and a second plug hole (22) for inserting an external metal plug pin. The metal plug pin in the first plug hole (21) is used to connect with the wire at the incoming end, and the metal plug pin in the second plug hole (22) is used to connect with the wire at the outgoing end. The special frame (2) is also provided with a plurality of connection columns (3) for matching with the external cover plate.

2. A novel insulating frame according to claim 1, characterized in that: The winding mechanism (4) is arranged on both sides of the special frame (2), and comprises a connection end (41) connected to the special frame (2) and a winding end (42) extending away from the special frame (2) and for winding the winding wire, wherein the winding end (42) is also provided with an anti-drop cap (43) for preventing the wire from falling out; and the special frame (2) is also provided with an avoidance groove (23) for avoiding the connection body (13).

3. A novel insulating frame according to claim 2, characterized in that: The special frame (2) comprises a first plug-in portion (5) and a second plug-in portion (51) plugged into two sides of a connector (13); the upper ends of the first plug-in portion (5) and the second plug-in portion (51) are provided with a connecting block (52) for connecting the two; the winding end (42) and the anti-drop cap (43) are arranged on the first plug-in portion (5) and the second plug-in portion (51); and the avoidance groove (23) is arranged at the bottom of the connecting block (52).

4. A novel insulating frame according to claim 3, characterized in that: The winding end (42) comprises a first winding post (6) and a second winding post (61), and the anti-detachment cap (43) comprises a first anti-detachment cover (7) and a second anti-detachment cover (71); the first anti-detachment cover (7) and the first winding post (6) are fixedly arranged in a "7" shape, and the second anti-detachment cover (71) and the second winding post (61) are fixedly arranged in a "7" shape.

5. A novel insulating frame according to claim 4, characterized in that: The first plug-in portion (5) and the second plug-in portion (51) are provided with reinforcing ribs (8) that abut against the stator core.

6. A novel insulating frame according to claim 5, characterized in that: The special frame (2) is also provided with an exhaust groove (9) for exhausting gas to the outside when plugged into the stator core.

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