CN217282394U - Stator core and motor - Google Patents

Abstract

The application discloses stator core and motor, stator core includes: the stator comprises an iron core body, a stator core and a stator core, wherein a plurality of stator teeth are formed on the iron core body in the circumferential direction, and the middle part of the iron core body is recessed to form a mounting groove for embedding and mounting a bearing; stator core is through seting up the mounting groove in the center department of iron core body, and during the installation bearing, the bearing can be partly or totally embedded into in the mounting groove to reduced the mounting height of the inside electrical component of motor, motor housing can be done littleer, save material, the whole volume of motor is littleer, the storage of being convenient for.

Description

Stator core and motor

Technical Field

The utility model belongs to the technical field of the ceiling fan motor is made, especially, relate to a stator core and motor.

Background

The motor is the electrical equipment of very important as the power supply of using electrical apparatus or various machinery, and is specific, and the motor includes: the shell, the iron core, two bearings and fixed axle, two bearings are located the upper and lower both ends face of iron core, the bearing is worn to establish by the fixed axle, iron core and shell, the inner circle and the fixed axle of bearing are connected, the outer lane is connected with the shell, the overall height of iron core and bearing is the mounting height of the inside components and parts of motor, mounting height has decided the volume size of shell, current motor does not optimize mounting height, the mounting height that causes the inside components and parts of motor is higher, the shell needs the great that sets up, it is whole great to lead to the motor, the consumptive material is more and be not convenient for store.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to overcome the defects, the utility model aims to provide a stator core and motor to solve the problem that the existing motor shell needs to be arranged greatly, the whole volume of the motor is large, and the material consumption is high and the motor is inconvenient to store.

(II) technical scheme

In order to achieve the above object, one aspect of the present application provides the following technical solutions:

a stator core comprising: the stator comprises an iron core body, a stator core and a stator core, wherein a plurality of stator teeth are formed on the iron core body in the circumferential direction, and the middle part of the iron core body is recessed to form a mounting groove for embedding and mounting a bearing;

this application is through seting up the mounting groove in the center department at iron core body, during the installation bearing, the bearing can be partly or totally embedded into in the mounting groove to reduced the mounting height of the inside electric elements of motor, motor housing can be done littleer, save material, the whole volume of motor is littleer, the storage of being convenient for.

In some embodiments, one side of the middle part of the iron core body is recessed to form a mounting groove for embedding and mounting the bearing on the side, and the bearing on one side is embedded into the mounting groove, so that the mounting height of the electric elements in the motor can be reduced, the volume of the motor shell is reduced, and the consumable is reduced.

In some embodiments, two sides of the middle of the iron core body are respectively and simultaneously recessed to form two mounting grooves for embedding and mounting the bearings on the two sides, and the bearings on the two sides are simultaneously embedded into the mounting grooves, so that the mounting height of the electric elements in the motor can be further reduced, the size of the motor shell is further reduced, and the consumable material is further reduced.

This application on the other hand provides a motor, including foretell stator core, be provided with the winding on the stator tooth of iron core, the motor still includes: the inner side surface of the shell is circumferentially provided with a plurality of magnets, and the fixed shaft is arranged in the shell, wherein the fixed shaft simultaneously penetrates through the stator core and the shell, the fixed shaft is sleeved with a bearing, the inner ring of the bearing is connected with the fixed shaft, and the outer ring of the bearing is connected with the shell;

the motor of this application can reduce the mounting height of the inside electric elements of motor through setting up this stator core, and motor housing can be done littleer, save material, and the whole volume of motor is littleer, the storage of being convenient for.

In some embodiments, the housing comprises: the edge of the bottom cover protrudes upwards to form a blocking edge and horizontally extends outwards along the blocking edge to form a locking edge, a motor casing locking piece is arranged on the locking edge, the edge of the end cover extends downwards to be attached to the outer side surface of the blocking edge and horizontally extends outwards to the position of the locking edge, and the end cover and the bottom cover are connected into a whole through a motor casing locking assembly;

motor housing is through setting up on the bottom and stopping limit and locking limit, set up the motor housing retaining member on the locking edge, set the edge of end cover to paste tightly and block limit downwardly extending then the level outwards extends to the position on locking limit, end cover and bottom middle part just can form an inclosed cavity that is used for installing electric elements like this, iron fillings can not fall into in the cavity when the end cover and the bottom of locking motor, iron fillings can not obstruct electric elements's in the shell operation and cause the abnormal sound, and, the end cover edge is that the level extends, need not to bend, the consumptive material is less, can save the production material.

In some embodiments, further comprising: the setting is used for locking the bladed disk retaining member of flabellum installation mesodish on locking edge, can directly carry out locking connection with motor and flabellum installation mesodish through setting up the bladed disk retaining member, need not to adopt other adapting unit, and the equipment is convenient.

In some embodiments, the bottom cover horizontally extends outwards at the outer side of the locking edge to form a mounting surface consistent with the shape of the fan blade mounting center plate, the fan blades can be directly mounted on the mounting surface by arranging the mounting surface, the fan blade mounting center plate does not need to be additionally mounted when the fan is assembled, consumables are reduced, and assembling efficiency is improved.

In some embodiments, the edge of the end cover is shorter than the edge of the bottom cover, wherein the edge of the end cover is concave to form a bayonet, and the leaf disc locking piece is embedded into the bayonet, so that the structure between the end cover and the bottom cover is tighter, and relative rotation between the end cover and the bottom cover can be prevented.

In some embodiments, the motor housing retaining member is a threaded member.

In some embodiments, the locking piece of the motor casing is a riveting piece, and the locking piece does not need to be locked by screws, so that the installation is quick, and the phenomenon that iron chips fall off in the process of locking the screws to cause environmental pollution can be avoided.

Drawings

Fig. 1 is a schematic structural diagram of a motor according to the present invention;

fig. 2 is a cross-sectional view of the motor of the present invention;

fig. 3 is a schematic structural diagram of the iron core body of the present invention;

fig. 4 is a schematic structural view of a first embodiment of the housing of the present invention;

fig. 5 is a cross-sectional view of a first embodiment of the housing of the present invention;

fig. 6 is an exploded view of a first embodiment of the housing of the present invention;

fig. 7 is a schematic structural view of the rivet of the present invention;

fig. 8 is a schematic structural view of a second embodiment of the housing of the present invention;

fig. 9 is an exploded view of a second embodiment of the housing of the present invention.

Reference numerals:

1. a housing; 101. a bottom cover; 1011. a blocking edge; 1012. locking the edge; 1013. leaf disc locking holes; 1014. a mounting surface; 102. an end cap; 1021. an end cap edge; 10211. end cover locking holes; 10212. a bayonet; 2. a fixed shaft; 3. a motor casing locking member; 4. a cavity; 5. an iron core body; 501. stator teeth; 502. mounting grooves; 6. and a bearing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 2 and 3, the present invention provides a stator core 5, including: the stator comprises a core body 5, wherein a plurality of stator teeth 501 are formed on the periphery of the core body 5, and a mounting groove 502 for embedding and mounting the bearing 6 is formed in the middle of the core body 5 in a concave mode.

Specifically, during the motor assembly, need place the upper and lower both ends face of iron core body 5 with two bearings 6, bearing 6, iron core and shell 1 are worn to establish by fixed axle 2, fixed axle 2 and iron core body 5 fixed connection, and the inner circle and the fixed axle 2 of bearing 6 are connected, and the outer lane is connected with shell 1, and shell 1 can be fixed axle 2 and iron core body 5 relatively rotate, and is concrete, and the overall height of iron core body 5 and two bearings 6 is the mounting height of the inside components and parts of motor.

In a specific embodiment, the concave mounting groove 502 that forms in middle part one side of iron core body 5 supplies the bearing 6 embedding installation of one side, and the mounting height of the inside components and parts of motor reduces behind the bearing 6 embedding mounting groove 502, can reduce the whole volume of motor housing 1 and motor, reduces the consumptive material and is convenient for deposit, transport.

In another embodiment, two sides of the middle of the iron core body 5 are respectively and simultaneously recessed to form two mounting grooves 502 for the embedding and mounting of the bearings 6 at two sides, the mounting height of the components inside the motor is further compressed after the bearings 6 at two sides are embedded, the overall size of the motor shell 1 and the motor is further reduced, consumables are reduced, and the storage and transportation are convenient.

Referring to fig. 1 and fig. 2, in another aspect, the present application provides an electric machine, including the above-mentioned stator core 5, where the stator teeth 501 of the core are provided with windings, and the electric machine further includes: the medial surface circumference is provided with shell 1 and the fixed axle 2 of a plurality of magnets, and wherein, stator core 5 sets up in shell 1, and stator core 5 and shell 1 are worn to establish simultaneously by fixed axle 2, and the cover is equipped with bearing 6 on the fixed axle 2, and the inner circle and the fixed axle 2 of this bearing 6 are connected, and the outer lane is connected with shell 1.

The locking device comprises a bottom cover 101 and an end cover 102, wherein the edge of the bottom cover 101 protrudes upwards to form a blocking edge 1011 and horizontally extends outwards along the blocking edge 1011 to form a locking edge 1012, a motor casing locking member 3 is arranged on the locking edge 1012, the edge 1021 of the end cover extends downwards to be attached to the outer side surface of the blocking edge 1011 and horizontally extends outwards to the position of the locking edge 1012, and the locking device and the bottom cover 101 are connected into a whole through a motor casing locking assembly;

specifically, end cover edge 1021 is set to cling to blocking edge 1011 and extend downwards and then extend outwards horizontally to locking edge 1012, and is connected with bottom cover 101 as an organic whole through motor casing locking Assembly, and like this, end cover 102 middle part and bottom cover 101 middle part just can form a inclosed cavity 4 for install electrical component, because motor casing retaining member 3 all is independent of outside cavity 4, like this, can not cause the motor operation abnormal sound in the cavity 4 that iron fillings can not drop in the lock motor casing in-process.

Specifically, the motor casing locking member 3 is a screw member, the end cover 102 is provided with an end cover locking hole 10211, and the screw member is inserted into the end cover locking hole 10211 to lock the bottom cover 101 and the end cover 102.

Referring to fig. 7, specifically, the locking member 3 of the motor casing is a rivet. Specifically, the riveting piece is of a cylindrical structure, a movable gap is formed in the middle cross, four movable petals are formed at the upper end of the riveting piece, specifically, during locking, the four movable petals are held to be folded, then the four movable petals are inserted into the end cover locking hole 10211, the four movable petals can be opened under the action of self tension after the hands are released, the end cover locking hole 10211 is pressed, and the connection of the bottom cover 101 and the end cover 102 is achieved.

Referring to fig. 4, in the first embodiment, the locking edge 1012 is provided with a blade disc locking member for locking the blade mounting center plate, specifically, the blade disc locking member may also be a screw member or a rivet member, and more specifically, the bottom cover 101 is provided with a blade disc locking hole 1013 through which the motor housing 1 is connected to the blade mounting center plate.

Referring to fig. 8 and 9, in the second embodiment, the bottom cover 101 extends horizontally outward outside the locking edge 1012 to form a mounting surface 1014 conforming to the shape of the fan blade mounting midplane. Through setting up installation face 1014, the flabellum can the direct mount on bottom 101, need not to install the fan blade installation center in addition during the equipment fan, reduces the consumptive material and improves the efficiency of equipment. Specifically, the mounting surface 1014 defines a plurality of mounting slots 502 and mounting holes for the lock blades.

Referring to fig. 4, in the first embodiment, preferably, the edge 1021 of the end cap is shorter than the edge of the bottom cap 101, the edge 1021 of the end cap is recessed to form a bayonet 10212, the leaf disc locking member is inserted into the bayonet 10212, the end cap 102 is locked by the leaf disc locking member, so as to prevent the end cap 102 from sliding relatively, and improve the stability of the whole structure of the housing 1, and specifically, the leaf disc locking hole 1013 is configured to be a cylindrical hollow structure and inserted into the bayonet 10212, and also plays a role of locking and preventing relative rotation.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (9)

1. A stator core, comprising: the stator comprises an iron core body (5), wherein a plurality of stator teeth (501) are formed in the circumferential direction of the iron core body (5), and a mounting groove (502) for embedding and mounting a bearing (6) is formed in the middle of the iron core body (5) in a concave mode.

2. The stator core according to claim 1, characterized in that one side of the middle part of the core body (5) is recessed to form a mounting groove (502) for the bearing (6) of the side to be embedded and mounted.

3. The stator core according to claim 1, characterized in that two sides of the middle part of the core body (5) are simultaneously recessed to form two mounting grooves (502) for the bearings (6) at two sides to be embedded and mounted.

4. An electrical machine comprising a stator core according to any of claims 1-3, the stator core having stator teeth (501) provided with windings, the electrical machine further comprising: medial surface circumference is provided with shell (1) and fixed axle (2) of a plurality of magnets, wherein, stator core sets up in shell (1), fixed axle (2) wear to establish simultaneously stator core and shell (1), the cover is equipped with bearing (6) on fixed axle (2), and the inner circle and the fixed axle (2) of this bearing (6) are connected, and the outer lane is connected with shell (1) of shell (1).

5. The machine according to claim 4, characterized in that the housing (1) comprises: the locking device comprises a bottom cover (101) and an end cover (102), wherein the edge of the bottom cover (101) protrudes upwards to form a blocking edge (1011) and horizontally extends outwards along the blocking edge (1011) to form a locking edge (1012), a motor casing locking piece (3) is arranged on the locking edge (1012), the edge (1021) of the end cover extends downwards to be attached to the outer side face of the blocking edge (1011) and horizontally extends outwards to the position of the locking edge (1012), and the locking assembly is connected with the bottom cover (101) into a whole through the motor casing.

6. The electric machine of claim 5, further comprising: and the leaf disc locking part is arranged on the locking edge (1012) and used for locking the fan blade mounting center disc.

7. The electric machine of claim 5, wherein the bottom cover (101) extends horizontally outward on the outside of the locking rim (1012) to form a mounting surface (1014) conforming to the shape of a fan blade mounting midplane.

8. An electric machine according to claim 6, wherein the end cap edge (1021) is shorter than an edge of the bottom cap (101), wherein the end cap edge (1021) is recessed to form a bayonet (10212) and the vane lock is inserted at the bayonet (10212).

9. An electric machine according to claim 5 or 6, characterized in that the motor housing locking member (3) is a screw or rivet.

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