CN212210624U - Motor of dust collector - Google Patents
Motor of dust collector Download PDFInfo
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- CN212210624U CN212210624U CN202021160471.6U CN202021160471U CN212210624U CN 212210624 U CN212210624 U CN 212210624U CN 202021160471 U CN202021160471 U CN 202021160471U CN 212210624 U CN212210624 U CN 212210624U
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- stator
- circuit board
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- fixing
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Abstract
The utility model discloses a dust catcher motor, include: the stator comprises at least three spliced stator blocks, an insulating framework inserted in the stator blocks, a circuit board and a fastener; the one end that the terminal was installed to insulating skeleton is provided with the fixed part that is used for fixed circuit board, and the circuit board is provided with and is used for with fixed part complex cooperation portion, and the fastener passes through fixed part and cooperation portion with insulating skeleton and circuit board fastening connection. Compared with the prior art, the winding is wound on the periphery of the insulating framework, so that after the circuit board is fastened and connected with the fixing part on the insulating firmware, the fixing and locking of the insulating firmware cannot be affected; in addition, because the insulating framework is arranged outside the air duct, the arrangement of the fixing part does not influence the flow of the air flow in the air duct, the air flow can smoothly flow out of the air duct, and the efficiency of the motor is ensured.
Description
Technical Field
The utility model relates to the technical field of motors, more specifically say, relate to a dust catcher motor.
Background
In the prior art, a circuit board in a motor of a dust collector generally has two setting modes, one mode is that a fixing structure is arranged on a motor shell to fix the circuit board on the shell, the setting mode reduces the air outlet area of an air outlet, and the fixing structure is arranged in an air duct to prevent air from smoothly flowing out of the air duct, so that the efficiency of the motor is reduced, and meanwhile, the complexity of the structure is increased; the other type is that a fixing structure is arranged on the rear support, the circuit board is fixedly arranged on the rear support, the rear support needs to be fixed on the shell, a downward force is needed in the fixing process, the circuit board is fixed on the rear support, an upward force can be applied to the rear support in the fixing process, and the restraint attribute of the original rear support is made to have failure risk.
In summary, those skilled in the art need to solve the above-mentioned problems, and how to provide a vacuum cleaner motor with a simple structure without affecting the airflow in the air duct.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a dust catcher motor, including the stator piece that the amalgamation set up and insert the insulating skeleton of locating the stator piece, insulating skeleton is provided with the fixed part that is used for fixed circuit board, sets up the circuit board is fixed in insulating skeleton, can not influence the normal flow of air current in the wind channel, simple structure simultaneously, convenient processing.
In order to achieve the above object, the present invention provides the following technical solutions:
a cleaner motor, comprising: the stator comprises at least three spliced stator blocks, an insulating framework inserted in the stator blocks, a circuit board and a fastener;
the one end that insulating skeleton installed the terminal is provided with and is used for fixing the fixed part of circuit board, the circuit board be provided with be used for with fixed part complex cooperation portion, the fastener passes through the fixed part with cooperation portion will insulating skeleton with circuit board fastening connection.
Preferably, the fixing part is a boss arranged on the upper surface of the insulating framework, the matching part is a through hole, and the fastener penetrates through the through hole and is fixedly connected with the boss.
Preferably, the fastener is a fastening screw, and the boss is provided with a threaded hole for cooperating with the fastening screw.
Preferably, the boss is a cylindrical boss.
Preferably, the number of the bosses is at least two, and the bosses are uniformly distributed along the circumferential direction of the stator formed by splicing the stator blocks.
Preferably, the insulating framework and the fixing part are of an integrated structure.
Preferably, the number of the stator blocks is three, and any insulating framework of the stator blocks is provided with one fixing part, and the fixing parts are uniformly distributed along the circumferential direction of the stator formed by splicing the stator blocks.
Preferably, the projection of the fixing part to the stator is completely located in the plane of the stator.
The utility model provides a dust catcher motor, include: the stator comprises at least three spliced stator blocks, an insulating framework inserted in the stator blocks, a circuit board and a fastener; the one end that the terminal was installed to insulating skeleton is provided with the fixed part that is used for fixed circuit board, and the circuit board is provided with and is used for with fixed part complex cooperation portion, and the fastener passes through fixed part and cooperation portion with insulating skeleton and circuit board fastening connection.
In the assembly the utility model provides an in-process of dust catcher motor needs splice the stator piece to insert insulating skeleton and locate the stator piece, the terminal of being connected with the circuit board electricity is connected on the winding of stator piece, during the assembly circuit board, at first needs insert the hole site of locating corresponding on the circuit board with the terminal, then corresponds cooperation position on the circuit board with insulating skeleton's fixed part, through the fastening will circuit board fixed connection in insulating skeleton.
Compared with the prior art, the winding is wound on the periphery of the insulating framework, so that after the circuit board is fastened and connected with the fixing part on the insulating firmware, the fixing and locking of the insulating firmware cannot be affected; in addition, because the insulating framework is arranged outside the air duct, the arrangement of the fixing part does not influence the flow of the air flow in the air duct, the air flow can smoothly flow out of the air duct, and the efficiency of the motor is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of a specific embodiment of a motor of a vacuum cleaner provided by the present invention when a circuit board is not installed;
FIG. 2 is a front elevational view of the motor of the cleaner of FIG. 1;
fig. 3 is a schematic structural view of a specific embodiment of the motor of the vacuum cleaner provided by the present invention when the circuit board is installed;
figure 4 is a front view of the motor of the cleaner of figure 3.
In FIGS. 1-4:
1 is a stator block, 2 is an insulating framework, 3 is a boss, 4 is a fastening screw and 5 is a circuit board.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a dust catcher motor can be fixed in insulating firmware with the circuit board, avoids setting up of fixed part to influence the flow of air current in the wind channel, improves motor efficiency.
Referring to fig. 1-4, fig. 1 is a schematic structural view of a vacuum cleaner motor according to an embodiment of the present invention when a circuit board is not installed; FIG. 2 is a front elevational view of the motor of the cleaner of FIG. 1; fig. 3 is a schematic structural view of a specific embodiment of the motor of the vacuum cleaner provided by the present invention when the circuit board is installed; figure 4 is a front view of the motor of the cleaner of figure 3.
The dust collector motor that this embodiment provided includes: the stator comprises at least three stator blocks 1 which are spliced, an insulating framework 2 inserted in the stator blocks 1, a circuit board 5 and a fastener; the one end that insulating skeleton 2 installed the terminal is provided with the fixed part that is used for fixed circuit board 5, and circuit board 5 is provided with be used for with fixed part complex cooperation portion, the fastener passes through fixed part and cooperation portion with insulating skeleton 2 and circuit board 5 fastening connection.
It should be noted that the insulating frame 2 may be an integral structure or a split structure, and preferably, the insulating frame 2 may include an upper frame and a lower frame, and the fixing portion is provided on an upper surface of the upper frame.
In the process of assembling the vacuum cleaner motor provided by the present embodiment, the stator block 1 needs to be spliced, the insulating framework 2 is inserted into the stator block 1, and the terminal electrically connected to the circuit board 5 is connected to the winding of the stator block 1, when the circuit board 5 is assembled, the terminal needs to be inserted into a corresponding hole on the circuit board 5, then the matching position on the circuit board 5 corresponds to the fixing portion of the insulating framework 2, and the circuit board 5 is fixedly connected to the insulating framework 2 by fastening.
Compared with the prior art, the winding is wound on the periphery of the insulating framework 2, so that after the circuit board 5 is fastened and connected with the fixing part on the insulating firmware, the fixing and locking of the insulating firmware cannot be affected; in addition, because the insulating framework 2 is arranged outside the air duct, the arrangement of the fixing part does not influence the flow of the air flow in the air duct, the air flow can smoothly flow out of the air duct, and the efficiency of the motor is ensured. In addition, due to the fact that the arrangement of parts in the air duct is reduced, collision between airflow in the air duct and other parts in the flowing process can be reduced, and therefore noise is reduced.
Preferably, the insulating framework 2 is made of a V0-grade plastic material, the insulating framework 2 is in clearance fit with the stator block 1, the insulating framework 2 is inserted into the stator block 1, then the winding is wound on the insulating framework 2 through an enameled wire, and the winding is connected with the terminal.
It should be noted that stator piece 1 is formed by stamping multiple layers of silicon steel sheets, and in order to reduce magnetic leakage, grooves or protrusions may be provided on both sides of the iron yoke of stator piece 1 in the circumferential direction, only grooves or protrusions may be provided in the same stator piece 1, or grooves may be provided on one side and protrusions may be provided on the other side, and it is necessary to provide the stator piece 1 with the adjacent stator piece 1 in a matching manner.
On the basis of the above embodiment, the fixing portion may be provided as a boss 3 disposed on the upper surface of the insulating frame 2, the fitting portion is a through hole, and the fastener penetrates through the through hole to be fixedly connected with the boss 3.
Of course, the fixing portion may also be other structures meeting the requirement, which is not described herein.
Preferably, the fastening member may be a fastening screw 4, a threaded hole for cooperating with the screw may be provided in the boss 3, and the fastening screw 4 may be screwed through the through hole to cooperate with the threaded hole in the boss 3 during the assembling process.
For convenience of processing, the boss 3 may be set to be a cylindrical boss 3, and of course, the boss 3 may also be other structures meeting the requirements, which are not described herein.
On the basis of the above embodiment, in order to be able to fasten the circuit board 5, the number of the bosses 3 is at least two, and the bosses 3 are uniformly distributed along the circumferential direction of the stator that the stator pieces 1 are pieced together.
In the design process, it is considered that the more the number of the bosses 3 is, the more firmly the circuit board 5 is fastened, but at the same time, the more the number of the through holes required to be arranged in the circuit board 5 to be matched with the bosses 3 is, the more the area of the circuit board 5 is occupied by the arrangement of the through holes, and therefore, the comprehensive consideration of the arrangement number of the bosses 3 is required.
On the basis of the above embodiment, the insulating framework 2 and the boss 3 may be configured as an integral structure, and preferably, the integral structure may be formed by injection molding.
Compare in split type mode of setting, the mode of setting of integral type can make boss 3 more firm with insulating skeleton 2's connection, improves the fastness that circuit board 5 is fixed.
On the basis of the above embodiment, as shown in fig. 1, the number of the stator blocks 1 may be three, and one fixing portion is disposed on the insulating framework 2 of any stator block 1, and the fixing portions are uniformly distributed along the circumferential direction of the stator formed by the stator blocks 1.
Set up stator piece 1 into three, the process that can conveniently splice is favorable to realizing the miniaturization of motor, in addition, after stator piece 1's quantity reduces, under the same circumstances, can make stator piece 1 be used for the space increase of wire winding, is favorable to the air current to flow through, improves the heat dissipation.
On the basis of the above embodiment, the projection of the fixing part to the stator can be completely located in the plane of the stator.
Note that the direction of the projection of the above-mentioned fixed portion to stator block 1 is along the height direction of stator block 1, that is, the axial direction of the motor.
The projection of the fixing part to the stator is completely positioned in the plane of the stator, so that the fixing part can be prevented from exceeding the area defined by the motor shell, only guide vanes and no other parts exist in the air duct space, and the air flow can smoothly flow in the air duct.
Compared with the prior art, the dust collector motor that provides in this application file is high rotational speed motor, need not connect circuit board 5 on the shell at the in-process that uses, has increased the area of air outlet, has improved motor efficiency to simple structure, the assembling process is convenient, easy operation.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's a protection scope, does not do here and gives unnecessary details.
The above details are provided for the motor of the vacuum cleaner provided by the present invention. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. A motor for a vacuum cleaner, comprising: the motor stator comprises at least three split stator blocks (1), an insulating framework (2) inserted in the stator blocks (1), a circuit board (5) and fasteners;
the terminal is installed to insulating skeleton (2) one end be provided with be used for fixing the fixed part of circuit board (5), circuit board (5) be provided with be used for with fixed part complex cooperation portion, the fastener passes through the fixed part with cooperation portion will insulating skeleton (2) with circuit board (5) fastening connection.
2. The motor for vacuum cleaner as claimed in claim 1, wherein the fixing portion is a boss (3) provided on the upper surface of the insulating frame (2), and the engaging portion is a through hole, and the fastening member is fixedly connected to the boss (3) through the through hole.
3. The cleaner motor according to claim 2, characterised in that the fastening member is a fastening screw (4) and that the boss (3) is provided with a threaded hole for cooperation with the fastening screw (4).
4. A cleaner motor according to claim 3, wherein the boss (3) is a cylindrical boss (3).
5. The vacuum cleaner motor according to claim 2, wherein the number of the bosses (3) is at least two, and the bosses (3) are evenly distributed along the circumference of the stator that the stator pieces (1) are assembled into.
6. The motor for vacuum cleaner as described in any of claims 1-5, wherein the insulating frame (2) and the fixing portion are of an integral structure.
7. The motor for a vacuum cleaner as claimed in any of claims 1-5, wherein the number of the stator pieces (1) is three, and one of the fixing portions is disposed on the insulating frame (2) of any of the stator pieces (1), and the fixing portions are uniformly distributed along the circumferential direction of the stator formed by the stator pieces (1).
8. The motor of claim 7, wherein a projection of the stationary portion onto the stator is entirely within a plane of the stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021160471.6U CN212210624U (en) | 2020-06-19 | 2020-06-19 | Motor of dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021160471.6U CN212210624U (en) | 2020-06-19 | 2020-06-19 | Motor of dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212210624U true CN212210624U (en) | 2020-12-22 |
Family
ID=73809560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021160471.6U Active CN212210624U (en) | 2020-06-19 | 2020-06-19 | Motor of dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212210624U (en) |
-
2020
- 2020-06-19 CN CN202021160471.6U patent/CN212210624U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230512 Address after: No. 20, Lizhou Road, Lizhou Street, Yuyao City, Ningbo City, Zhejiang Province 315400 Patentee after: Ningbo Keda Driving Technology Co.,Ltd. Address before: No.32, Guangrong Road, Lizhou street, Yuyao City, Ningbo City, Zhejiang Province Patentee before: KADA MICROMOTOR MANUFACTURING Co.,Ltd. |