Embedded stator

Abstract

The utility model discloses an embedded stator which comprises a stator base, a stator iron core is arranged in the stator base, winding frameworks are arranged in the stator iron core at equal intervals, positioning protrusions are arranged on the inner side wall of the stator base at equal intervals, and the positioning protrusions are arranged on the inner side wall of the stator base. Lock grooves are formed in the outer wall of one side of the stator base at equal intervals; the mounting structure is arranged on the outer wall of one side of the stator core, the mounting structure comprises a through groove, a mounting block, a convex block and a mounting screw hole, the through groove is formed in the outer wall of the stator core at the position of the locking groove, the mounting block is arranged in the through groove, one end of the mounting block extends into the locking groove, and the other end of the mounting block extends into the convex block. The mounting screw hole is formed in one end of the interior of the mounting block, and the protruding block is fixed to the other end of the surface of the mounting block. According to the utility model, the stator iron core can be conveniently and rapidly embedded and installed in the stator base, the installation is firm and reliable, and the stability is strong.

Description

Technical Field

[0001] The utility model relates to the technical field of stators, in particular to an embedded stator. Background Art

[0002] The stator is the stationary part of an electric motor or generator. It consists of three parts: the stator core, the stator winding and the frame. Its main function is to generate a rotating magnetic field, while the rotor is cut by the magnetic lines of force in the rotating magnetic field, thereby generating current.

[0003] When installing, the stator is usually fixed directly to the base by screws. The stator tends to protrude from the outside of the base and is difficult to fit with the base. It is not firm and reliable during installation, so improvement is urgently needed. Utility Model Content

[0004] The purpose of the utility model is to provide an embedded stator to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: an embedded stator, comprising:

[0006] A stator base, wherein a stator core is disposed inside the stator base, and winding frames with equal spacing are disposed inside the stator core, positioning protrusions with equal spacing are disposed on the inner side wall of the stator base, and locking grooves with equal spacing are disposed on the outer wall of one side of the stator base;

[0007] A mounting structure, wherein the mounting structure is arranged on an outer wall of one side of the stator core, the mounting structure comprises a through slot, a mounting block, a protrusion, and a mounting screw hole, the through slot is arranged on the outer wall of the stator core at the position of the locking slot, the mounting block is arranged inside the through slot, and one end of the mounting block extends to the inside of the locking slot, the mounting screw hole is arranged at one end inside the mounting block, the protrusion is fixed to the other end of the mounting block surface, and one end of the protrusion extends to the outside of the through slot.

[0008] Preferably, positioning grooves with equal spacing are provided on the outer side walls of the stator core, and the positioning grooves are tightly engaged with the positioning protrusions, so as to facilitate the positioning of the stator core.

[0009] Preferably, a heat dissipation ring is fixed inside the stator frame on one side of the stator core, and the heat dissipation ring is tightly fitted to the stator core, and a cooling cavity is provided inside the heat dissipation ring to facilitate heat dissipation of the stator core.

[0010] Preferably, a mounting screw is provided inside the locking groove, and one end of the mounting screw extends into the inside of the mounting screw hole and is threadedly connected thereto, so as to facilitate fixing the mounting block in the middle locking groove.

[0011] Preferably, the mounting structure also includes a limiting slide block and a limiting slide groove, the limiting slide grooves are both arranged on the two inner walls of the through groove, the limiting slide blocks are both fixed on the two side walls of the mounting block, and one end of the limiting slide block extends to the interior of the limiting slide groove, so as to facilitate guiding and limiting the mounting block.

[0012] Preferably, a filling hole is provided on the outer wall of the top of the heat dissipation ring, and a drain hole is provided on the outer wall of the bottom of the heat dissipation ring, and both the filling hole and the drain hole are connected to the cooling cavity for adding and discharging coolant inside the cooling cavity.

[0013] Preferably, sealing plugs are provided inside the liquid adding hole and the liquid draining hole, and the sealing plugs are tightly engaged with the liquid adding hole and the liquid draining hole, so as to facilitate the sealing of the liquid adding hole and the liquid draining hole.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: the embedded stator is provided with locking grooves, mounting screws, through grooves, mounting blocks, protrusions, mounting screw holes, limiting sliders, limiting slide grooves, positioning grooves, and positioning protrusions, so that the stator core is embedded in the interior of the stator base, and the positioning grooves on the outer wall of the stator core are tightly engaged with the positioning protrusions on the inner wall of the stator base, so that the stator core is preliminarily positioned, so that the stator core is more tightly connected to the stator base, and the stator core is prevented from being offset. The mounting block is pushed by the protruding block so that it extends from the inside of the through groove into the inside of the locking groove. The mounting block drives the limiting slider to slide along the limiting sliding groove. The limiting slider and the limiting sliding groove cooperate to guide and limit the mounting block. Then the mounting screw is extended into the locking groove and screwed into the mounting screw hole at one end of the mounting block. The mounting block can be fixed in the locking groove, and then the stator core can be fixed in the stator base. This installation method is not only convenient for quickly embedding the stator core into the stator base, but also has a firm and reliable installation and strong stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the cross-sectional structure of the stator core of the utility model;

[0017] Figure 3 It is an enlarged structural diagram of the installation structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the stator frame structure of the utility model;

[0019] Figure 5 It is a schematic diagram of an enlarged side cross-sectional structure of a stator base of the utility model.

[0020] In the figure: 1. stator frame; 2. stator core; 3. winding frame; 4. locking slot; 5. mounting screw; 6. mounting structure; 601. through slot; 602. mounting block; 603. protrusion; 604. mounting screw hole; 605. limiting slider; 606. limiting slide groove; 7. positioning groove; 8. positioning protrusion; 9. heat dissipation ring; 10. cooling chamber; 11. liquid filling hole; 12. liquid drain hole; 13. sealing plug. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0023] In addition, the terms "horizontal", "vertical" and the like do not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0024] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. All other embodiments obtained by ordinary technicians in the field without creative work based on the embodiments of the utility model shall fall within the scope of protection of the utility model.

[0026] See also Figure 1-5 , an embodiment provided by the utility model: an embedded stator, comprising:

[0027] A stator frame 1, wherein a stator core 2 is disposed inside the stator frame 1, and winding frames 3 with equal spacing are disposed inside the stator core 2, positioning protrusions 8 with equal spacing are disposed on the inner side wall of the stator frame 1, and locking grooves 4 with equal spacing are disposed on the outer wall of one side of the stator frame 1;

[0028] The mounting structure 6 is arranged on the outer wall of one side of the stator core 2. The mounting structure 6 includes a through slot 601, a mounting block 602, a protrusion 603, and a mounting screw hole 604. The through slot 601 is arranged on the outer wall of the stator core 2 at the position of the locking slot 4. The mounting block 602 is arranged inside the through slot 601, and one end of the mounting block 602 extends to the inside of the locking slot 4. The mounting screw hole 604 is arranged at one end inside the mounting block 602. The protrusion 603 is fixed to the other end of the surface of the mounting block 602, and one end of the protrusion 603 extends to the outside of the through slot 601.

[0029] The stator core 2 is embedded in the stator frame 1, and the mounting block 602 is pushed by the protrusion 603 to extend from the inside of the through slot 601 into the inside of the locking slot 4. At the same time, the mounting block 602 drives the limiting slider 605 to slide along the limiting slide slot 606. The limiting slider 605 cooperates with the limiting slide slot 606 to guide and limit the mounting block 602. Then, the mounting screw 5 is extended into the locking slot 4 and screwed into the mounting screw hole 604 at one end of the mounting block 602, so that the mounting block 602 can be fixed in the locking slot 4, and then the stator core 2 is fixed in the stator frame 1;

[0030] The outer wall of the stator core 2 is provided with positioning grooves 7 at equal intervals, and the positioning grooves 7 are tightly engaged with the positioning protrusions 8, so as to facilitate the positioning of the stator core 2;

[0031] A heat dissipation ring 9 is fixed inside the stator frame 1 on one side of the stator core 2, and the heat dissipation ring 9 is tightly fitted with the stator core 2, and a cooling cavity 10 is provided inside the heat dissipation ring 9 to facilitate heat dissipation of the stator core 2;

[0032] A mounting screw 5 is provided inside the locking slot 4, and one end of the mounting screw 5 extends into the inside of the mounting screw hole 604 and is threadedly connected thereto, so as to facilitate fixing the mounting block 602 in the middle locking slot 4;

[0033] The mounting structure 6 further includes a limiting slider 605 and a limiting slide groove 606. The limiting slide grooves 606 are both arranged on the two inner walls of the through groove 601. The limiting sliders 605 are both fixed on the two side walls of the mounting block 602, and one end of the limiting slider 605 extends to the inside of the limiting slide groove 606, so as to facilitate guiding and limiting the mounting block 602.

[0034] A liquid adding hole 11 is provided on the outer wall of the top of the heat dissipation ring 9, and a liquid draining hole 12 is provided on the outer wall of the bottom of the heat dissipation ring 9, and both the liquid adding hole 11 and the liquid draining hole 12 are connected to the cooling cavity 10, and are used for adding and draining the coolant in the cooling cavity 10;

[0035] Sealing plugs 13 are provided inside the liquid adding hole 11 and the liquid draining hole 12 , and the sealing plugs 13 are tightly engaged with the liquid adding hole 11 and the liquid draining hole 12 , so as to seal the liquid adding hole 11 and the liquid draining hole 12 .

[0036] When the embodiment of the present application is in use: first, the stator core 2 is embedded in the interior of the stator base 1, and the positioning groove 7 on the outer wall of the stator core 2 is tightly engaged with the positioning protrusion 8 on the inner wall of the stator base 1 to perform preliminary positioning of the stator core 2. At the same time, the stator core 2 is more tightly connected to the stator base 1 to prevent the stator core 2 from shifting. Secondly, the mounting block 602 is pushed by the protrusion 603 to extend from the inside of the through groove 601 into the inside of the locking groove 4. At the same time, the mounting block 602 drives the limiting slider 605 to slide along the limiting slide groove 606. The limiting slider 605 and the limiting slide groove 606 cooperate to guide and limit the mounting block 602, and then the mounting screw 5 is extended into the locking groove 4 and screwed in. The mounting block 602 can be fixed in the locking groove 4 by the mounting screw hole 604 at one end of the mounting block 602, and then the stator core 2 can be fixed in the stator frame 1. This mounting method is not only convenient for quickly embedding the stator core 2 in the stator frame 1, but also has a firm and reliable installation with strong stability. Then, since the stator core 2 is installed in the stator frame 1 and fits with the heat dissipation ring 9, the cooling cavity 10 inside the heat dissipation ring 9 is filled with coolant, which can absorb the heat of the stator core 2. The coolant is added to the cooling cavity 10 through the liquid filling hole 11 and discharged through the liquid discharge hole 12. The sealing plug 13 seals the liquid filling hole 11 and the liquid discharge hole 12, thereby facilitating the heat dissipation of the stator core 2 and improving the heat dissipation effect.

[0037] Obviously, the embodiments described above are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0038] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0039] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the numbers used in this way can be interchanged where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein.

[0040] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An embedded stator, characterized in that: include: A stator base (1), wherein a stator core (2) is arranged inside the stator base (1), and winding frames (3) are arranged at equal intervals inside the stator core (2), positioning protrusions (8) are arranged at equal intervals on the inner side wall of the stator base (1), and locking grooves (4) are arranged at equal intervals on the outer wall of one side of the stator base (1); A mounting structure (6), wherein the mounting structure (6) is arranged on an outer wall of one side of the stator core (2), the mounting structure (6) comprises a through slot (601), a mounting block (602), a protrusion (603), and a mounting screw hole (604); the through slot (601) is arranged on the outer wall of the stator core (2) at the position of the locking slot (4); the mounting block (602) is arranged inside the through slot (601), and one end of the mounting block (602) extends to the inside of the locking slot (4); the mounting screw hole (604) is arranged at one end inside the mounting block (602); the protrusion (603) is fixed to the other end of the surface of the mounting block (602), and one end of the protrusion (603) extends to the outside of the through slot (601).

2. The embedded stator according to claim 1, characterized in that: The outer side wall of the stator core (2) is provided with positioning grooves (7) at equal intervals, and the positioning grooves (7) are tightly engaged with the positioning protrusions (8).

3. The embedded stator according to claim 1, characterized in that: A heat dissipation ring (9) is fixed inside the stator frame (1) on one side of the stator core (2), and the heat dissipation ring (9) is tightly fitted to the stator core (2), and a cooling cavity (10) is provided inside the heat dissipation ring (9).

4. The embedded stator according to claim 1, characterized in that: A mounting screw (5) is disposed inside the locking groove (4), and one end of the mounting screw (5) extends into the interior of the mounting screw hole (604) and is threadedly connected thereto.

5. The embedded stator according to claim 1, characterized in that: The mounting structure (6) further comprises a limiting slide block (605) and a limiting slide groove (606), wherein the limiting slide grooves (606) are both arranged on the two inner walls of the through groove (601), the limiting slide blocks (605) are both fixed on the two side walls of the mounting block (602), and one end of the limiting slide block (605) extends to the interior of the limiting slide groove (606).

6. The embedded stator according to claim 3, characterized in that: A liquid adding hole (11) is provided on the outer wall at the top of the heat dissipation ring (9), and a liquid draining hole (12) is provided on the outer wall at the bottom of the heat dissipation ring (9), and both the liquid adding hole (11) and the liquid draining hole (12) are connected to the cooling chamber (10).

7. The embedded stator according to claim 6, characterized in that: The inside of the liquid adding hole (11) and the liquid draining hole (12) are both provided with sealing plugs (13), and the sealing plugs (13) are tightly engaged with the liquid adding hole (11) and the liquid draining hole (12).

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