CN219458780U

CN219458780U - Stator core, pump body and closestool

Info

Publication number: CN219458780U
Application number: CN202320653269.4U
Authority: CN
Inventors: 吴海兵
Original assignee: Jinshi Science And Technology Zhejiang Co ltd
Current assignee: Jinshi Science And Technology Zhejiang Co ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-08-01
Anticipated expiration: 2033-03-29

Abstract

The utility model relates to the technical field of motor stators, and discloses a stator core, a pump body and a closestool, which are convenient for rapid wiring when a motor is assembled, and the production efficiency is improved. The utility model comprises an annular iron core part, a framework arranged on the inner side of the iron core part, a first conductive column, a second conductive column and a conductive winding; the framework is provided with a first column groove and a second column groove along the periphery; the first conductive column is inserted into the first column groove; the second conductive posts are inserted into the corresponding second post slots; every two conductive windings form a winding group in a series connection mode, a first end of the winding group is connected with the first conductive column, and a second end of the winding group is connected with the second conductive column in a one-to-one correspondence mode. According to the utility model, the first conductive column, the second conductive column and the winding group are arranged on the framework to realize connection, so that the motor can be conveniently distinguished and externally wired to realize electric connection when being assembled, and the assembly efficiency of the motor can be effectively improved, so that the production efficiency is improved.

Description

Stator core, pump body and closestool

Technical Field

The utility model relates to the technical field of motor stators, in particular to a stator core, a pump body and a closestool.

Background

The stator core is the part that must be used on the motor, and most stator core is in the assembly process of motor at present, because the wire is too much, and the assembler needs one-to-one discernment to confirm and connect, has seriously influenced assembly efficiency, and then has reduced production efficiency.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the stator core provided by the utility model can facilitate rapid wiring when the motor is assembled, and the production efficiency is improved.

The utility model further provides a pump body with the stator core.

The utility model also provides a toilet with the pump body.

On one hand, the stator core according to the embodiment of the utility model comprises a core part, a framework, a first conductive column, a plurality of second conductive columns and a plurality of conductive windings; the iron core part is in a circular ring shape; the framework is arranged on the inner side of the iron core part, and a first column groove and a plurality of second column grooves are formed along the periphery of the framework; the first conductive column is inserted into the first column groove, and one end of the first conductive column extends to the outside of the framework; each second conductive post is inserted into the corresponding second slot, and the first end of each second conductive post extends to the outside of the framework; the plurality of winding wires are wound on the framework and are uniformly distributed along the circumferential direction of the framework; each two conductive windings form a winding group in a series connection mode, the first end of each winding group is connected with the first conductive column, and the second end of each winding group is connected with the second conductive column in a one-to-one correspondence mode.

According to some embodiments of the utility model, the circuit board is provided with a first through hole and a plurality of second through holes, the circuit board is covered on the first end of the framework, the first through holes are sleeved on the first end of the first conductive column, and each second through hole is sleeved on the first end of the corresponding second conductive column.

According to some embodiments of the utility model, the first column groove is disposed on a first side of the skeleton, and the plurality of second column grooves are uniformly distributed on a second side of the skeleton.

According to some embodiments of the utility model, the circuit board is annular, one end of the circuit board extends outwards along a direction perpendicular to the axis of the iron core part to form a convex part, a plurality of printed wires are arranged on the circuit board, first ends of the printed wires are connected with the corresponding second conductive posts, and second ends of the printed wires extend to the edge of the convex part.

According to some embodiments of the utility model, the second conductive posts are integrally formed with the second ends of the corresponding winding groups.

According to some embodiments of the utility model, each of the winding sets is of unitary construction.

According to some embodiments of the utility model, two conductive windings corresponding to each winding group are disposed on the skeleton in an opposite manner.

According to some embodiments of the utility model, the core portion comprises a core body, a plurality of support blocks and a plurality of wings; the iron core body is circular; the supporting blocks and the iron core body are of an integrated structure, the supporting blocks are arranged on the inner peripheral wall of the iron core body, the supporting blocks are uniformly distributed along the circumferential direction of the iron core body, the supporting blocks protrude towards the inner cavity of the iron core body, and the supporting blocks are used for sleeving the framework; each wing plate is arranged on the free end of the supporting block, a plurality of wing plates surround the iron core body to be circular and coaxial with the iron core body, a winding groove is formed between every two adjacent wing plates, and the winding groove is used for enabling the conductive winding to be wound on the framework through the conductive winding.

On the other hand, the pump body according to the embodiment of the present utility model includes the stator core according to the above-described embodiment of the present utility model.

On the other hand, the toilet according to the embodiment of the present utility model includes the pump body according to the above-described embodiment of the present utility model.

The embodiment of the utility model has at least the following beneficial effects: through setting up first conductive post and second conductive post and wire winding group on the skeleton and realizing connecting, when the equipment motor, can be convenient for distinguish with outside wiring in order to realize electric connection, can promote the packaging efficiency of motor effectively to promote production efficiency, in addition, through setting up the circuit board, in the equipment in-process, can prevent to lead to the fact wearing and tearing to conductive wire winding, can further promote security and reliability.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic view of a stator core according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a wiring principle between a plurality of winding groups of the stator core shown in fig. 1;

fig. 3 is a schematic view of a stator core according to another embodiment of the present utility model;

fig. 4 is a schematic structural view of an iron core portion of the stator core shown in fig. 1;

fig. 5 is a schematic structural view of a skeleton of the stator core shown in fig. 1.

Reference numerals:

reference numerals	Name of the name	Reference numerals	Name of the name
				100	Iron core part	200	Skeleton frame
110	Iron core body	300	First conductive column
				111	External connection clamping groove	400	Second conductive column
120	Supporting block	500	Conductive winding
				121	Anti-skid groove	600	Winding group
130	Wing plate	700	Circuit board
				131	Wire winding groove	710	Convex part
132	Profiling cambered surface	720	Printed conductor
				140	Round corner structure

Detailed Description

The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, aspects, and effects of the present utility model. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly or indirectly fixed or connected to the other feature. Further, the descriptions of the upper, lower, left, right, top, bottom, etc. used in the present utility model are merely with respect to the mutual positional relationship of the respective constituent elements of the present utility model in the drawings.

It should be noted that, unless otherwise specified, when a feature is referred to as being "electrically connected" or "electrically connected" with another feature, the two features may be directly connected through pins, or connected through cables, or may be connected through a wireless transmission manner. The specific electrical connection mode belongs to a general mode of a person skilled in the art, and the person skilled in the art can realize connection according to the need.

Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any combination of one or more of the associated listed items.

It should be understood that although the terms first, second, third, etc. may be used in this disclosure to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element of the same type from another. For example, a first element could also be termed a second element, and, similarly, a second element could also be termed a first element, without departing from the scope of the present disclosure.

In one aspect, referring to fig. 1, a stator core according to an embodiment of the present utility model includes a core portion 100, a backbone 200, a first conductive post 300, a plurality of second conductive posts 400, and a plurality of conductive windings 500; the core part 100 is in a circular ring shape; the skeleton 200 is disposed inside the core part 100, and has a first groove and a plurality of second grooves along the periphery; the first conductive column 300 is inserted into the first column groove, and one end of the first conductive column 300 extends to the outside of the framework 200; each second conductive post 400 is inserted into a corresponding second slot, and a first end of each second conductive post 400 extends to the outside of the skeleton 200; the plurality of windings are wound on the framework 200 and are uniformly distributed along the circumferential direction of the framework 200; each two conductive wires 500 are formed into a group of wire winding groups 600 in a serial connection manner, a first end of each wire winding group 600 is connected with the first conductive post 300, and a second end of each wire winding group 600 is connected with the second conductive post 400 in a one-to-one correspondence.

It can be appreciated that the conductive winding 500, the skeleton 200 and the core portion 100 can be assembled in a manner disclosed in the art, and the first conductive post 300, the second conductive post 400 and the winding set 600 are correspondingly connected to each other, so that when the motor is assembled, the motor can be conveniently distinguished and externally wired to realize electrical connection, and the assembly efficiency can be effectively improved, so as to improve the production efficiency. Meanwhile, the motor assembly process can be automatically assembled, and the production efficiency can be further improved.

In this embodiment, referring to fig. 1, there may be six conductive wires 500, and three corresponding second conductive posts 400 are provided, and meanwhile, the wiring schematic diagram of the wire winding group 600 of this embodiment may refer to fig. 2.

In some embodiments of the present utility model, referring to fig. 3, the circuit board 700 further includes a circuit board 700, a first through hole and a plurality of second through holes are disposed on the circuit board 700, the circuit board 700 covers the first end of the framework 200, the first through hole is sleeved on the first end of the first conductive post 300, and each second through hole is sleeved on the first end of the corresponding second conductive post 400. By providing the circuit board 700, abrasion to the conductive wire 500 can be prevented during assembly, and safety and reliability can be further improved.

Specifically, referring to fig. 3, in the present embodiment, a circuit board 700 is covered on the upper end of the backbone 200.

In some embodiments of the present utility model, referring to fig. 3, a first groove is provided on a first side of the skeleton 200, and a plurality of second grooves are uniformly distributed on a second side of the skeleton 200. The first column groove is formed in the first side of the framework 200, and meanwhile, the plurality of second column grooves are connected to the second side of the framework 200, so that a fool-proof effect can be achieved, assembly personnel or automatic assembly equipment can be conveniently and quickly identified, and the motor assembly efficiency can be further improved.

In addition, in order to be convenient for assembler or automatic equipment to carry out quick discernment, can also set up the coating of different colours with the outside of first conductive column 300 and second conductive column 400, can play the effect of preventing the slow-witted equally to assembler or automatic equipment carries out quick discernment, can further promote the efficiency of motor equipment.

It should be noted that, in this embodiment, the first side of the skeleton 200 and the second side of the skeleton 200 may be opposite sides of the skeleton 200, such as the front side and the rear side of the skeleton 200, or the left side and the right side of the skeleton 200, or two sides adjacent to the skeleton 200, and in the actual production process, the first side and the second side of the skeleton 200 may need to be set, so that a fool-proof effect may be achieved.

In some embodiments of the present utility model, referring to fig. 3, the circuit board 700 is in a ring shape, and one end of the circuit board 700 extends outwards along a direction perpendicular to the axis of the core portion 100 to form a protrusion 710, a plurality of printed wires 720 are disposed on the circuit board 700, a first end of the plurality of printed wires 720 is connected to the corresponding second conductive post 400, and a second end of the plurality of printed wires 720 extends to an edge of the protrusion 710. The protruding portion 710 is provided, so that a fool-proof effect can be achieved, the motor assembly efficiency is further improved, and meanwhile, the corresponding printed conductors 720 are respectively connected with the second conductive columns 400 and are concentrated on the protruding portion 710, so that the plurality of second conductive columns 400 can be respectively and correspondingly connected with the outside, and the assembly efficiency is improved.

Specifically, referring to fig. 3, in the present embodiment, the convex portion 710 extends in a horizontal direction perpendicular to the up-down direction of the core portion 100.

In some embodiments of the present utility model, the second conductive post 400 is integrally formed with the second end of the corresponding winding set 600. It can be appreciated that, when assembling, the second conductive post 400 may be integrally formed with the second end of the corresponding winding group 600, that is, when the corresponding conductive winding 500 is wound at the corresponding position on the bobbin 200, after winding is completed, the corresponding conductive winding 500 passes through the corresponding second slot to form the second conductive post 400, and by adopting an integral structure, the loss resistance between the second conductive post 400 and the corresponding winding group 600 may be reduced, so as to reduce the loss of the stator core during operation.

It should be noted that, the second conductive post 400 may be a separate structure from the second end of the corresponding winding set 600, and when the winding of the skeleton 200 is completed, one end of the corresponding conductive winding 500 may be connected to the corresponding second conductive post 400.

In some embodiments of the present utility model, each winding set 600 is of unitary construction. That is, the two corresponding conductive windings 500 may be of an integral structure, and when the winding process is performed, the two corresponding conductive windings 500 may sequentially complete winding, and then cut off the wires, so that the loss resistance between the two corresponding conductive windings 500 may be reduced, so as to reduce the loss of the stator core during operation, and meanwhile, the winding efficiency of the bobbin 200 may be improved.

In some embodiments of the present utility model, two conductive windings 500 corresponding to each winding group 600 are disposed on the bobbin 200 in an opposite manner. The two corresponding conductive windings 500 are arranged in an opposite manner, so that the winding efficiency of the framework 200 can be conveniently improved, and meanwhile, automatic winding can be conveniently realized by automatic winding equipment, so that the production efficiency of the stator core is improved.

Referring to fig. 4, in some embodiments of the present utility model, the core portion 100 includes a core body 110, a plurality of support blocks 120, and a plurality of wings 130; the iron core body 110 is circular; the supporting blocks 120 and the iron core body 110 are of an integrated structure, the supporting blocks 120 are arranged on the inner peripheral wall of the iron core body 110, the supporting blocks 120 are uniformly distributed along the circumferential direction of the iron core body 110, the supporting blocks 120 protrude towards the inner cavity of the iron core body 110, and the supporting blocks 120 are used for sleeving the framework 200; each wing plate 130 is arranged on the free end of the supporting block 120, a plurality of wing plates 130 are round and coaxial with the iron core body 110, a wire winding groove 131 is arranged between two adjacent wing plates 130, the wire winding groove 131 is used for winding the conductive wire 500 on the framework 200 through the conductive wire 500, the iron core body 110 and the supporting block 120 are integrally formed, in terms of manufacturing, referring to fig. 3 to 5, the iron core body 110 can be formed by one-step stamping, the framework 200 can be formed on the inner side of the iron core body 110 by one-step injection molding, and the step of installing the framework 200 is omitted, namely, if the framework 200 is firstly injection molded, the framework 200 needs to be installed again; the integrally formed iron core part 100 can avoid a complex structure, and is more convenient to manufacture; in addition, the plurality of wing plates 130 can surround the rotor of the motor, and the axis of the rotor of the motor can be the same as the axis of the iron core body 110, so that the rotor is prevented from generating excessive vibration during rotation; the integrally formed iron core part 100 passes through the conductive winding 500 at the winding slot 131 and then is wound on the framework 200 of the supporting block 120, so that the step of assembling the stator iron core is omitted under the condition that the original winding time is unchanged, and the production efficiency is higher.

Referring to fig. 4, in some embodiments of the present utility model, the width of the wire slot 131 is between 0.7mm-1.2mm such that the wound conductive wire 500 is not easily detached from the wire slot 131. It can be understood that, on the original split stator core, the width of the winding slot 131 can be changed along with the opening and closing of the supporting block 120, so that the width of the winding slot 131 can easily reach a preset value or be wider than the preset value, and the problem of wire hanging is easily caused.

Referring to fig. 4, in some embodiments of the present utility model, the inner side of the wing plate 130 is provided with a profiling cambered surface 132, and a plurality of profiling cambered surfaces 132 form a cylindrical rotating cavity in which a rotor of a motor can be accommodated.

Referring to fig. 4, in some embodiments of the present utility model, an outer connecting slot 111 is provided on the outer peripheral wall of the core body 110, and the outer connecting slot 111 is used for being clamped with a clamping strip in a motor housing, and it is to be noted that the motor has a housing in which a stator is provided, and clamping strips are provided in the inner wall of the housing.

Referring to fig. 4, in some embodiments of the present utility model, the external connection clamping groove 111 is configured as a semi-cylinder, so as to ensure complete fit with the clamping strip in the motor housing, and the contact surface is larger.

Referring to fig. 4, in some embodiments of the present utility model, anti-slip grooves 121 are provided on both an end surface of the core body 110 and an end surface of the supporting block 120, the anti-slip grooves 121 serve to prevent the backbone 200 from loosening, and in addition, the anti-slip grooves 121 may serve to receive glue to bond the backbone 200; the anti-slip groove 121 is an arc-shaped anti-slip groove 121, and two anti-slip grooves 121 are arranged in the region of the iron core body 110 defined by two adjacent support blocks 120 by taking the two adjacent support blocks 120 as boundaries, and one anti-slip groove 121 is arranged on the end surface of each support block 120, so that the anti-slip groove 121 can play a role in fixing injection molding materials when the injection molding framework 200 is molded.

Referring to fig. 4, in some embodiments of the present utility model, the end surface of the core body 110 is flush with the end surface of the support block 120, and the structural strength of the support block 120 may be enhanced. It is to be understood that the end surfaces refer to upper and lower end surfaces of the core body 110 and the support blocks 120.

Referring to fig. 4, in some embodiments of the present utility model, the supporting block 120 has a width of between 3mm and 3.03mm, and the supporting block 120 has a high structural strength and is not easily broken or cracked.

Referring to fig. 4, in some embodiments of the present utility model, the included angle between two adjacent support blocks 120 is 60 °, six support blocks 120200 may be uniformly distributed, and the performance of the stator core, that is, the performance of driving the rotor to rotate, may be enhanced.

Referring to fig. 4, in some embodiments of the present utility model, a rounded structure 140 is provided at the connection of the support block 120 and the core body 110, to prevent the support block 120 from being cracked from the connection.

Other constructions and operation of pump bodies according to embodiments of the present utility model are known to those of ordinary skill in the art and will not be described in detail herein.

Also, other constructions and operations of toilets according to embodiments of the present utility model are known to those of ordinary skill in the art and will not be described in detail herein.

According to the embodiment of the present utility model, at least some effects can be achieved by such arrangement, that the first and second conductive posts 300 and 400 and the winding group 600 are connected by providing the first and second conductive posts 300 and 400 on the backbone 200, and that the distinction and external wiring can be facilitated to achieve the electrical connection when assembling the motor, and that the assembly efficiency of the motor can be effectively improved to improve the production efficiency, and that the abrasion of the conductive winding 500 can be prevented during the assembly process and that the safety and reliability can be further improved by providing the circuit board 700.

The present utility model is not limited to the above embodiments, but can be modified, equivalent, improved, etc. by the same means to achieve the technical effects of the present utility model, which are included in the spirit and principle of the present disclosure. Are intended to fall within the scope of the present utility model. Various modifications and variations are possible in the technical solution and/or in the embodiments within the scope of the utility model.

Claims

1. A stator core, comprising:

a core part (100) having a circular shape;

a framework (200) arranged on the inner side of the iron core part (100) and provided with a first column groove and a plurality of second column grooves along the periphery;

the first conductive column (300) is inserted into the first column groove, and one end of the first conductive column (300) extends to the outside of the framework (200);

the second conductive columns (400) are inserted into the corresponding second slots, and the first ends of the second conductive columns (400) extend to the outside of the framework (200);

the conductive winding wires (500) are wound on the framework (200) and are uniformly distributed along the circumferential direction of the framework (200);

each two conductive windings (500) are formed into a winding group (600) in a series connection mode, a first end of each winding group (600) is connected with the first conductive column (300), and a second end of each winding group (600) is connected with the second conductive column (400) in a one-to-one correspondence mode.

2. The stator core as claimed in claim 1 wherein: the circuit board (700) is provided with a first through hole and a plurality of second through holes, the circuit board (700) is covered at the first end of the framework (200), the first through holes are sleeved at the first end of the first conductive column (300) and each second through hole is sleeved at the first end of the corresponding second conductive column (400).

3. The stator core as claimed in claim 2, wherein: the circuit board (700) is circular, one end of the circuit board outwards extends along the direction perpendicular to the axis of the iron core part (100) to form a convex part (710), a plurality of printed wires (720) are arranged on the circuit board (700), first ends of the printed wires (720) are connected with the corresponding second conductive columns (400), and second ends of the printed wires (720) extend to the edge of the convex part (710).

4. A stator core according to any one of claims 1 to 3, wherein: the first column grooves are formed in the first side of the framework (200), and the second column grooves are uniformly distributed in the second side of the framework (200).

5. A stator core according to any one of claims 1 to 3, wherein: the second conductive post (400) and the second end of the corresponding winding group (600) are of an integrated structure.

6. A stator core according to any one of claims 1 to 3, wherein: each of the winding groups (600) is of unitary construction.

7. A stator core according to any one of claims 1 to 3, wherein: two conductive windings (500) corresponding to each winding group (600) are arranged on the framework (200) in an opposite mode.

8. A stator core according to any one of claims 1 to 3, characterized in that the core portion (100) comprises:

an iron core body (110) which is in a circular ring shape;

the support blocks (120) are integrally formed with the iron core body (110), the support blocks (120) are arranged on the inner peripheral wall of the iron core body (110), the support blocks (120) are uniformly distributed along the circumferential direction of the iron core body (110), the support blocks (120) protrude towards the inner cavity of the iron core body (110), and the support blocks (120) are used for sleeving the framework (200);

the iron core comprises a supporting block (120), a plurality of wing plates (130), a winding groove (131) and a winding groove (131), wherein each wing plate (130) is arranged at the free end of the supporting block (120), the plurality of wing plates (130) are round and coaxial with the iron core body (110), the winding groove (131) is arranged between every two adjacent wing plates (130), and the winding groove (131) is used for enabling the conductive winding (500) to be wound on the framework (200) through the conductive winding (500).

9. A pump body, characterized in that: a stator core comprising the stator core as claimed in any one of claims 1 to 8.

10. A toilet, characterized in that: comprising a pump body according to claim 9.