CN220896374U

CN220896374U - Brushless motor stator

Info

Publication number: CN220896374U
Application number: CN202420657375.4U
Authority: CN
Inventors: 游龙斌
Original assignee: Fujian Juzhou Motor Co ltd
Current assignee: Fujian Juzhou Motor Co ltd
Priority date: 2024-04-02
Filing date: 2024-04-02
Publication date: 2024-05-03
Anticipated expiration: 2034-04-02

Abstract

The utility model discloses a brushless motor stator, which comprises an inner ring, wherein the outer side of the inner ring is provided with mounting grooves at equal angles, mounting blocks are slidably arranged in the mounting grooves, one side of each mounting block, which is far away from the inner ring, is provided with an insulating framework, one end of each insulating framework, which is far away from each mounting block, is provided with a stator core, a plurality of stator cores are combined to form a circular ring, the inner ring is provided with clamping fixing assemblies, each clamping fixing assembly comprises side blocks symmetrically arranged at two sides of each mounting block, each side block is provided with clamping arc grooves, two sides of each inner ring are symmetrically provided with mounting circular rings, and the outer sides of each mounting circular ring are provided with fixing plates at equal angles; in operation, the installation blocks at the end parts of the insulating frameworks are inserted into the installation grooves, and the installation circular rings are rotated to drive the clamping arc rods on the fixing plates to be inserted into the clamping arc grooves in the upper side blocks of the side walls of the installation blocks, so that the insulating frameworks are limited, and the installation stability of the insulating frameworks is improved.

Description

Brushless motor stator

Technical Field

The utility model belongs to the technical field of motor stators, and particularly relates to a brushless motor stator.

Background

According to the patent document with the grant publication number of "CN219181250U", the invention name of "a brushless motor stator assembly", the description of which is as follows: when the stator assembly is used, firstly, one stator core is connected to the outer wall of the inner ring, during installation, the limiting block corresponds to the limiting groove, the limiting block moves downwards, the limiting block is located inside the limiting groove, the connecting block stretches into the connecting groove, the joint surface arranged on the insulating framework is completely contacted with the horizontal plane, the first stator core installation is completed, then the second stator core is installed, the third stator core is connected with the nth stator core to be contacted with the first stator core, the protrusions between each stator core are connected with the grooves, the stator assembly is completed, the stator assembly is convenient to locally disassemble and maintain, and the following defects still exist:

When installing, only will stretch into the inside installation of accomplishing the stator of spread groove through the connecting block, be difficult for fixing stator core and inner circle for stability in use is relatively poor.

Disclosure of utility model

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a brushless motor stator, which effectively solves the problems that a stator core and an inner ring are not easy to fix and the use stability is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the stator comprises an inner ring, wherein a mounting groove is formed in the outer side of the inner ring at equal angles, a mounting block is slidably mounted in the mounting groove, an insulating framework is mounted on one side, far away from the inner ring, of the mounting block, a stator core is mounted on one end, far away from the mounting block, of the insulating framework, a plurality of stator cores are combined to form a circular ring, and a clamping and fixing assembly is mounted on the inner ring;

The clamping fixing assembly comprises side blocks symmetrically arranged on two sides of the mounting block, clamping arc grooves are formed in the side blocks, mounting rings are symmetrically arranged on two sides of the inner ring, fixing plates are arranged on the outer sides of the mounting rings at equal angles, the number of the fixing plates is the same as that of the mounting blocks, clamping arc rods are arranged on one side, close to the inner ring, of the fixing plates, limiting rings are arranged on one side, close to the inner ring, of the fixing plates, the limiting rings are rotatably arranged in the limiting ring grooves, the limiting ring grooves are symmetrically formed in two sides of the inner ring, and when the mounting rings rotate to drive the fixing plates to move towards the side blocks, the clamping arc rods are inserted into the clamping arc grooves.

Preferably, the equal angle fixed mounting in both sides of mounting groove has the stopper, and the stopper is located the fixed plate and keeps away from one side of joint arc pole, and when fixed plate and stopper contact, the joint arc pole is located between two adjacent mounting grooves for the joint arc pole can not prevent the installation piece to install in the mounting groove.

Preferably, the end of the clamping arc rod is provided with an extrusion ball head, the clamping arc rod is provided with a limiting plate, one side of the clamping arc rod, which is far away from the installation ring, is provided with a clamping groove, and the clamping groove is positioned on one side of the clamping arc rod, which is close to the extrusion ball head.

Preferably, the board groove has been seted up to one side that the installation ring was kept away from to the joint arc groove, and the fixed section of thick bamboo is installed to one end that the installation ring was kept away from to the side piece, and the board groove runs through to inside the fixed section of thick bamboo, and the inside movable mounting of fixed section of thick bamboo has the fly leaf, and the fly leaf is close to one side of joint arc groove and installs the fixture block, and the one end of fixture block runs through to the inside of joint arc groove, and the pressure inclined plane has been seted up to one side that the fixture block is close to the fixed plate, and when the joint arc pole inserted joint arc inslot and limiting plate and side piece contact, the fixture block card was gone into inside the draw-in groove.

Preferably, the movable plate is arranged at one side far away from the clamping block and symmetrically provided with springs, one end of each spring is fixedly connected with the inner wall of one side of the fixed cylinder far away from the side block, one side of the movable plate far away from the clamping block is provided with a pull rod, and the end part of the pull rod penetrates through the outer side of the fixed cylinder.

Preferably, the bulge is installed to stator core's one end, and stator core's the other end is seted up flutedly, and a plurality of stator core end to end, the bulge card of stator core one end is gone into in the recess of adjacent one stator core.

Compared with the prior art, the utility model has the beneficial effects that:

In operation, the installation blocks at the end parts of the insulating frameworks are inserted into the installation grooves, and the installation circular rings are rotated to drive the clamping arc rods on the fixing plates to be inserted into the clamping arc grooves in the side blocks on the side walls of the installation blocks, so that the insulating frameworks are limited, and the installation stability of the insulating frameworks is improved;

In operation, in the process of inserting the clamping arc rod into the clamping arc groove, the extrusion ball head pushes the clamping block to enter the plate groove, and when the limiting plate is in contact with the side block, the clamping block is clamped into the clamping groove under the action of the elasticity of the spring, so that the installation stability of the insulating framework is further improved;

in operation, one side of the fixed plate through setting up is equipped with the stopper through joint arc pole, and stopper fixed mounting is in the inner circle, when carrying out insulating skeleton's installation, fixed plate and stopper contact position when adjusting the installation ring, joint arc pole is located between two mounting grooves this moment, can not cause the hindrance to insulating skeleton's installation.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic view of a brushless motor stator according to the present utility model;

FIG. 2 is a schematic view of a fastening assembly according to the present utility model;

FIG. 3 is a schematic view of a clamping arc rod structure according to the present utility model;

FIG. 4 is a schematic view of an insulating framework structure according to the present utility model;

fig. 5 is a schematic side block structure of the present utility model.

In the figure: 1. an inner ring; 2. a mounting groove; 3. a mounting block; 4. an insulating skeleton; 5. a stator core; 6. a protrusion; 7. a groove; 8. the clamping and fixing assembly; 801. installing a circular ring; 802. a limit circular ring; 803. a limit ring groove; 804. a fixing plate; 805. clamping the arc rod; 806. a limiting block; 807. a limiting plate; 808. extruding the ball head; 809. a clamping groove; 810. a side block; 811. clamping the arc groove; 812. a plate groove; 813. a fixed cylinder; 814. a movable plate; 815. a clamping block; 816. a pressed inclined plane; 817. a spring; 818. and (5) a pull rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

1-5, The utility model relates to a brushless motor stator, which comprises an inner ring 1, wherein a mounting groove 2 is formed in the outer side of the inner ring 1 at equal angles, a mounting block 3 is slidably mounted in the mounting groove 2, an insulating framework 4 is mounted on one side of the mounting block 3 away from the inner ring 1, a stator iron core 5 is mounted on one end of the insulating framework 4 away from the mounting block 3, a plurality of stator iron cores 5 are combined to form a circular ring, and a clamping and fixing assembly 8 is mounted on the inner ring 1;

The clamping and fixing assembly 8 comprises side blocks 810 symmetrically arranged on two sides of the mounting block 3, clamping arc grooves 811 are formed in the side blocks 810, mounting circular rings 801 are symmetrically arranged on two sides of the inner ring 1, fixing plates 804 are arranged on the outer sides of the mounting circular rings 801 at equal angles, the number of the fixing plates 804 is the same as that of the mounting block 3, clamping arc rods 805 are arranged on one side, close to the side blocks 810, of the fixing plates 804, a limiting circular ring 802 is arranged on one side, close to the inner ring 1, of the mounting circular rings 801, the limiting circular rings 802 are rotatably arranged in the limiting annular grooves 803, the limiting annular grooves 803 are symmetrically formed on two sides of the inner ring 1, when the mounting circular rings 801 rotate to drive the fixing plates 804 to move towards the side blocks 810, the clamping arc rods 805 are inserted into the clamping arc grooves 811, limiting blocks 806 are fixedly arranged on two sides of the mounting groove 2 at equal angles, the limiting blocks 806 are arranged on one side, far away from the clamping arc rods 805, of the fixing plates 804, when the fixing plates 804 are contacted with the limiting blocks 806, the clamping arc rod 805 is positioned between two adjacent mounting grooves 2, so that the clamping arc rod 805 does not prevent the mounting block 3 from being mounted in the mounting groove 2, the end part of the clamping arc rod 805 is provided with an extrusion ball head 808, a limiting plate 807 is mounted on the clamping arc rod 805, a clamping groove 809 is formed in one side of the clamping arc rod 805 away from the mounting circular ring 801, the clamping groove 809 is positioned in one side of the clamping arc rod 805 close to the extrusion ball head 808, a plate groove 812 is formed in one side of the clamping arc groove 811 away from the mounting circular ring 801, a fixing barrel 813 is mounted at one end of the side block 810 away from the mounting circular ring 801, the plate groove 812 penetrates into the fixing barrel 813, a movable plate 814 is movably mounted in the fixing barrel 813, a clamping block 815 is mounted at one side of the movable plate 814 close to the clamping arc groove 811, one end of the clamping block 815 penetrates into the clamping arc groove 811, a pressed inclined plane 816 is formed in one side of the clamping block 815 close to the fixing plate 804, when joint arc pole 805 inserts in joint arc groove 811 and limiting plate 807 and side piece 810 contact, fixture block 815 card is gone into inside draw-in groove 809, spring 817 is installed to the symmetry of one side that the fixture block 815 was kept away from to movable plate 814, one side inner wall fixed connection that side piece 810 was kept away from to fixed cylinder 813 and movable plate 814 is kept away from the fixture block 815 one side and is installed pull rod 818, the tip of pull rod 818 runs through to the outside of fixed cylinder 813, the installation piece 3 of insulating skeleton 4 tip inserts the inside of mounting groove 2, rotate installation ring 801 can drive the joint arc pole 805 on the fixed plate 804 and insert the joint arc groove 811 in the side piece 810 on the lateral wall of installation piece 3, thereby spacing insulating skeleton 4 carries out, the installation stability of insulating skeleton 4 is improved, joint arc pole 805 inserts joint arc groove 811 in-process, extrusion bulb 808 promotes fixture block 815 to enter into in the board groove 812, when limiting plate 807 and side piece 810 contact, fixture block 815 card is gone into in the clamping groove 809 under the elastic force effect of spring 817, thereby further improve the installation stability of insulating skeleton 4.

The protruding 6 is installed to the one end of stator core 5, and recess 7 has been seted up to the other end of stator core 5, and a plurality of stator cores 5 end to end, and protruding 6 card of stator core 5 one end is gone into in the recess 7 of adjacent one stator core 5.

Working principle: during installation, the installation blocks 3 at one end of each insulating framework 4 are respectively inserted into each installation groove 2 at the outer side of the inner ring 1, so that the stator cores 5 at the other end of each insulating framework 4 are connected end to end, the bulges 6 at one end of each stator core 5 are clamped into the grooves 7 of the adjacent stator cores 5, and during installation, the fixing plates 804 at the outer side of the installation circular ring 801 are contacted with the corresponding limiting blocks 806, so that the clamping arc rods 805 are positioned between the two adjacent installation grooves 2, and the installation of the installation blocks 3 is not affected;

After the mounting block 3 is mounted. The installation circular ring 801 is rotated, so that the installation circular ring 801 rotates along the limit ring groove 803, and the clamping arc rods 805 on the fixing plate 804 are respectively clamped into the clamping arc grooves 811 on the upper side block 810 of the side wall of the corresponding installation block 3, thereby limiting the installation block 3 and improving the installation stability of the insulating framework 4;

When the clamping arc rod 805 is inserted into the clamping arc groove 811, the extrusion ball head 808 at the end of the clamping arc rod 805 generates thrust to the pressed inclined plane 816 on the clamping block 815, so that the clamping block 815 is pushed into the plate groove 812, the spring 817 is compressed, when the limiting plate 807 on the clamping arc rod 805 is in contact with the side block 810, the clamping groove 809 corresponds to the clamping block 815, and at the moment, the clamping block 815 is clamped into the clamping groove 809 under the action of the elasticity of the spring 817, so that the clamping arc rod 805 is clamped and fixed, and the clamping stability of the inner ring 1 and the insulating framework 4 is further improved.

Claims

1. Brushless motor stator, including inner circle (1), its characterized in that: the novel stator is characterized in that mounting grooves (2) are formed in the outer side of the inner ring (1) at equal angles, mounting blocks (3) are slidably mounted in the mounting grooves (2), an insulating framework (4) is mounted on one side, far away from the inner ring (1), of each mounting block (3), a stator core (5) is mounted on one end, far away from the corresponding mounting block (3), of each insulating framework (4), a plurality of stator cores (5) are combined to form a circular ring, and a clamping and fixing assembly (8) is mounted on the inner ring (1);

The clamping fixing assembly (8) comprises side blocks (810) symmetrically arranged on two sides of the mounting block (3), clamping arc grooves (811) are formed in the side blocks (810), mounting rings (801) are symmetrically arranged on two sides of the inner ring (1), fixing plates (804) are arranged on the outer sides of the mounting rings (801) at equal angles, the number of the fixing plates (804) is identical to that of the mounting blocks (3), clamping arc rods (805) are arranged on one side, close to the side blocks (810), of the fixing plates (804), limiting rings (802) are arranged on one side, close to the inner ring (1), of the mounting rings (801), the limiting rings (802) are rotatably arranged in the limiting ring grooves (803), the limiting ring grooves (803) are symmetrically formed in two sides of the inner ring (1), and when the mounting rings (801) rotate to drive the fixing plates (804) to move towards the side blocks (810), the clamping arc rods (805) are inserted into the clamping arc grooves (811).

2. A brushless motor stator as claimed in claim 1, wherein: the two sides of the installation groove (2) are fixedly provided with limiting blocks (806) at equal angles, the limiting blocks (806) are located on one side, away from the clamping arc rods (805), of the fixing plate (804), when the fixing plate (804) is in contact with the limiting blocks (806), the clamping arc rods (805) are located between two adjacent installation grooves (2), and therefore the clamping arc rods (805) cannot prevent the installation blocks (3) from being installed in the installation grooves (2).

3. A brushless motor stator as claimed in claim 1, wherein: the end of joint arc pole (805) is provided with extrusion bulb (808), installs limiting plate (807) on joint arc pole (805), and draw-in groove (809) have been seted up to one side that joint arc pole (805) kept away from installation ring (801), and draw-in groove (809) are located one side that joint arc pole (805) is close to extrusion bulb (808).

4. A brushless motor stator as claimed in claim 3, wherein: the clamping arc groove (811) is kept away from one side of installing ring (801) and has been seted up board groove (812), fixed section of thick bamboo (813) are installed to one end that installing ring (801) was kept away from to side piece (810), board groove (812) runs through inside fixed section of thick bamboo (813), movable plate (814) are installed to the inside movable mounting of fixed section of thick bamboo (813), clamping block (815) are installed to one side that movable plate (814) is close to clamping arc groove (811), one end of clamping block (815) runs through to the inside of clamping arc groove (811), compression inclined plane (816) have been seted up to one side that clamping block (815) is close to fixed plate (804), when clamping arc pole (805) inserts in clamping arc groove (811) and limiting plate (807) and side piece (810) contact, clamping block (815) card is gone into inside clamping groove (809).

5. A brushless motor stator as claimed in claim 4, wherein: the spring (817) is symmetrically installed on one side, far away from the clamping block (815), of the movable plate (814), one end of the spring (817) is fixedly connected with the inner wall of one side, far away from the side block (810), of the fixed cylinder (813), a pull rod (818) is installed on one side, far away from the clamping block (815), of the movable plate (814), and the end portion of the pull rod (818) penetrates through the outer side of the fixed cylinder (813).

6. A brushless motor stator as claimed in claim 1, wherein: the one end of stator core (5) is installed protruding (6), and recess (7) have been seted up to the other end of stator core (5), and a plurality of stator core (5) end to end, protruding (6) the card of stator core (5) one end is gone into recess (7) of adjacent one stator core (5).