CN216981691U - Prevent motor casing and motor of motor lead friction - Google Patents
Prevent motor casing and motor of motor lead friction Download PDFInfo
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- CN216981691U CN216981691U CN202122943165.0U CN202122943165U CN216981691U CN 216981691 U CN216981691 U CN 216981691U CN 202122943165 U CN202122943165 U CN 202122943165U CN 216981691 U CN216981691 U CN 216981691U
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Abstract
The application relates to a motor shell and a motor for preventing friction of a motor lead. The motor housing includes: the motor casing's exterior terminal surface is equipped with cyclic annular trough, and lateral wall department circumference that is close to cyclic annular trough has arranged M terminal, is provided with the lead wire entry in the cyclic annular trough, and the center department of cyclic annular trough is equipped with the rotor through-hole, and the edge circumference of rotor through-hole in the cyclic annular trough is provided with N stop gear, and N and M are for being greater than zero integer. An electric machine for preventing lead wire friction of the electric machine, comprising: a motor rotor, leads, and a motor housing. The motor shell is sleeved on the motor rotor, and part of the structure of the motor rotor penetrates out of the rotor through hole in the annular wiring groove; the lead is led out from the wire passing clamp of the annular wire distributing groove, is wound around the wire along the limiting mechanism and is connected to the wiring terminal. The application provides a prevent fricative motor casing of motor lead wire and motor can avoid lead wire and electric motor rotor to produce the contact to prevent to produce friction noise and wearing and tearing broken string.
Description
Technical Field
The application relates to the field of motor casings, in particular to a motor casing and a motor capable of preventing friction of a motor lead.
Background
The general external direct current motor has 3 leading wires in total, and the leading wire is wrapped up by the PVC sleeve pipe and is connected to the motor through crossing the line clamp, crosses the edge that the line clamp is located the outward appearance terminal surface of motor casing. When the motor is in an operating state and the internal lead wire is reserved for too long, the lead wire may contact and rub with the rotor, so that the motor generates friction noise and is worn and broken. The friction noise is one of the key problems of after-sale complaints, and the potential hazard of leakage tripping of the motor can be caused by abrasion and disconnection. Therefore, it is necessary to prevent the lead wires of the dc motor from being worn by the rotor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems existing in the related art, the application provides a motor shell and a motor capable of preventing friction of a motor lead, the distance between the lead of the motor and a rotor can be increased, the friction of the motor lead and the rotor is prevented, and therefore friction noise and abrasion disconnection are prevented.
A motor housing for preventing rubbing of motor leads, comprising:
the outer surface end surface of the motor shell is provided with an annular wiring groove;
m binding posts are circumferentially arranged at the position close to the side wall of the annular wiring groove, and a lead inlet is formed in the annular wiring groove;
a rotor through hole is formed in the center of the annular wiring groove, and N limiting mechanisms are circumferentially arranged at the edge of the rotor through hole in the annular wiring groove; and N and M are integers greater than zero.
The limiting mechanism is a limiting column, and the limiting column is of a convex cylindrical structure.
Further comprising:
the wire passing clamp is arranged on the surface of the side wall of the annular wiring groove where the thickness is located;
the wire passing clamp is formed by splicing a first wire passing clamping piece and a second wire passing clamping piece, the first wire passing clamping piece is provided with a protruding column, and the second wire passing clamping piece is provided with a groove corresponding to the protruding column;
the first wire passing clamping piece is provided with a first lead groove, and the second wire passing clamping piece is provided with a second lead groove corresponding to the first lead groove.
The limiting mechanism is a wire passing clamp connecting piece, one end of the wire passing clamp connecting piece is connected with the first wire passing clamping piece, and the other end of the wire passing clamp connecting piece is connected with the second wire passing clamping piece;
after the first wire passing clamping piece and the second wire passing clamping piece are connected in a folded mode, the wire passing clamp connecting piece is bent to form a limiting hole of a lead.
When the first wire passing clamping piece and the second wire passing clamping piece are buckled, the first wire leading groove and the second wire leading groove form the wire leading inlet on the side surface between the wire passing clamping pieces.
The lead inlet is a through hole in the side wall of the annular wiring groove.
The side wall of the annular wiring groove is provided with N wiring terminal arc grooves, and the wiring terminal arc grooves are used for providing accommodating spaces for the wiring terminals at the side wall of the annular wiring groove.
An electric machine for preventing lead rubbing, comprising:
a motor rotor, leads, and the motor housing described above;
the motor shell is sleeved on the motor rotor, and part of the structure of the motor rotor penetrates out of a rotor through hole in the annular wiring groove; the lead is led out from the wire passing clamp of the annular wire distributing groove, is wound along the limiting mechanism, and is connected to the wiring terminal.
The application provides a prevent friction motor casing and motor of motor lead wire can include following beneficial effect:
the embodiment of the application provides a prevent fricative motor casing and motor of motor lead wire, can lead wire under the condition of overlength at the motor, through setting up spacing post in the edge circumference of cyclic annular trough for the lead wire is drawn forth from the line clamp of crossing of cyclic annular trough, encircles the line of walking along spacing post, is connected to the terminal. The motor shell can increase the distance between the lead and the rotor, and prevents the motor lead and the rotor from generating friction, thereby preventing the generation of friction noise and abrasion disconnection.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application, as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the application.
Fig. 1 is a schematic structural diagram of a motor housing and a motor for preventing friction of motor leads according to an embodiment of the present application;
FIG. 2 is a schematic diagram of another motor housing and motor for preventing lead wire friction according to the embodiment of the present application;
FIG. 3 is a schematic structural diagram of a wire passing clamp and a wire passing clamp connecting piece according to an embodiment of the present application;
fig. 4 is a schematic structural view of the first wire passing clip and the second wire passing clip after being fastened according to the embodiment of the application.
Detailed Description
Preferred embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present application. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In the process of implementing the technical scheme of the application, the following problems are found in the related art:
when the motor lead is excessively long, the motor lead may be in contact with and rubbed against the rotor, resulting in generation of friction noise and wear breakage.
In view of the above problems, embodiments of the present application provide a corresponding solution, please refer to fig. 1, and fig. 1 is a schematic structural diagram of a motor housing and a motor for preventing friction of motor leads according to embodiments of the present application.
Example one
A motor housing for preventing friction of motor leads, referring to fig. 1, comprising:
the motor housing 10 has an annular wiring groove 101 on an outer surface thereof.
And 3 binding posts 102 are circumferentially arranged on the side wall close to the annular wiring groove 101, and a lead inlet is arranged in the annular wiring groove 101.
In practical application, the binding post is a convex metal cylinder and is connected with a lead with a metal clip at the tail end for supplying power to the motor.
Specifically, the terminal 102 is located at the bottom of the annular wiring groove and close to the side wall of the annular wiring groove.
In practical applications, the specific position of the lead wire inlet in the annular wiring groove 101 may be determined according to practical requirements, and is not limited herein. Illustratively, the lead inlet is a through-hole at a sidewall of the annular routing channel.
A rotor through hole 103 is arranged at the center of the annular wiring groove 101, and a limiting mechanism is circumferentially arranged at the edge of the rotor through hole 103 in the annular wiring groove 101, wherein the limiting mechanism is a limiting column 1041 in the embodiment of the application; in practical applications, the number of the limiting columns 1041 may be determined according to the winding requirement of the lead, and is not limited herein. The limiting column 1041 is a convex cylinder structure, and may be in other shapes.
In practical application, if not opening the through-hole at the lateral wall of annular trough, the lead wire entry in this application embodiment can also have other modes of setting, the motor casing that prevents the friction of motor lead wire in this application embodiment still includes:
the wire passing clamp 105 is arranged on the surface of the side wall of the annular wiring groove 101, where the thickness is located;
the wire passing clamp 105 is formed by splicing a first wire passing clamping piece 1051 and a second wire passing clamping piece 1052, wherein the first wire passing clamping piece 1051 is provided with a protruding column, and the second wire passing clamping piece 1052 is provided with a groove corresponding to the protruding column; wherein "corresponding" as described herein for the grooves means matching in size and symmetrical in position.
A first lead groove is arranged on the first lead clamping piece 1051, and a second lead groove corresponding to the first lead groove is arranged on the second lead clamping piece 1052. The first lead groove matches the size of the lead 30, and the second lead groove matches the size of the lead 30. Here, "matching" here means that the lead groove can accommodate a lead.
When the first wire passing clamping piece 1051 and the second wire passing clamping piece 1052 are buckled, the first wire guiding groove and the second wire guiding groove form the wire guiding inlet on the side surface between the wire passing clamping pieces. The side wall of the annular wiring groove 101 is provided with N terminal arc grooves, and the terminal arc grooves are used for providing accommodating spaces for the terminals 102 on the side wall of the annular wiring groove 101. The number of the terminal arc grooves corresponds to the number of the terminals, and exemplarily, the number of the terminal arc grooves is 3.
Referring to fig. 1, an embodiment of the present application provides a motor for preventing friction of a motor lead, including:
the motor rotor 20, the lead wires 30, and the motor case 10 described above;
the motor shell 10 is sleeved on the motor rotor 20, and part of the structure of the motor rotor 20 penetrates out of a rotor through hole 103 in the annular wiring groove 101; the lead 30 is led out from the wire passing clip 105 of the annular wire distributing groove 101, is wound around the limiting column 1041, and is connected to the wiring terminal 102.
The embodiment of the application provides a prevent fricative motor casing and motor of motor lead wire, can lead wire under the condition of overlength at the motor, through setting up spacing post in the edge circumference of cyclic annular trough for the lead wire is drawn forth from the line clamp of crossing of cyclic annular trough, encircles the line of walking along spacing post, is connected to the terminal. The motor shell can increase the distance between the lead and the rotor, and prevents the motor lead and the rotor from generating friction, thereby preventing the generation of friction noise and abrasion disconnection.
Example two
Work as the lateral wall of cyclic annular trough highly not enough, and the horizontal area of cyclic annular trough is enough, can the edge circumference of rotor through-hole in cyclic annular trough sets up the line clamp connection piece, crosses line clamping piece and second through crossing line clamp connection piece connection first for the lead wire can be fixed on the binding clip cramp, thereby avoids lead wire and rotor friction.
Fig. 2 is a schematic structural diagram of another motor housing and motor for preventing friction of motor leads according to an embodiment of the present application.
Another motor housing for preventing friction of motor leads, please refer to fig. 2, comprising:
the motor housing 10 has an annular wiring groove 101 on an outer surface thereof.
And 3 binding posts 102 are circumferentially arranged on the side wall close to the annular wiring groove 101, and a lead inlet is arranged in the annular wiring groove 101.
The center of the annular wiring groove 101 is provided with a rotor through hole 103.
In practical application, the binding post is a convex metal cylinder and is connected with a lead with a metal clip at the tail end for supplying power to the motor.
Specifically, the terminal 102 is located at the bottom of the annular wiring groove and close to the side wall of the annular wiring groove.
The wire passing clamp 105 is arranged on the surface of the side wall of the annular wiring groove 101, where the thickness is located;
the wire clamp 105 is formed by splicing a first wire clamping piece 1051 and a second wire clamping piece 1052, wherein the first wire clamping piece 1051 is provided with a raised column, and the second wire clamping piece 1052 is provided with a groove corresponding to the raised column; wherein, the correspondence specifically means that the sizes are matched and the positions are symmetrical.
A first lead groove is formed in the first lead-through clamping piece 1051, and a second lead groove corresponding to the first lead groove is formed in the second lead-through clamping piece 1052. The first lead groove matches the size of the lead 30 and the second lead groove matches the size of the lead 30, where "match" here means that the lead grooves can accommodate the leads.
One end of the wire passing clamp connecting piece 1042 is connected with the first wire passing clamping piece 1051, and the other end is connected with the second wire passing clamping piece 1052;
after the first wire passing clamping piece 1051 and the second wire passing clamping piece 1052 are folded and connected, the wire passing clamp connecting piece 1042 is bent to form a limiting hole of a lead.
After the first wire passing clamping piece 1051 and the second wire passing clamping piece 1052 are buckled, the first wire leading groove and the second wire leading groove form the wire leading inlet on the side surface between the wire passing clamping pieces. The lead wire inlet may also be a through hole on the side wall of the annular wiring groove 101.
The side wall of the annular wiring groove 101 is provided with N terminal arc grooves, and the terminal arc grooves are used for providing accommodating spaces for the terminals 102 on the side wall of the annular wiring groove 101. The number of the terminal arc grooves corresponds to the number of the terminals, and exemplarily, the number of the terminal arc grooves is 3.
Referring to fig. 2, another motor for preventing friction of a motor lead according to an embodiment of the present application includes:
the motor rotor 20, the lead wires 30, and the motor case 10 described above;
the motor shell 10 is sleeved on the motor rotor 20, and part of the structure of the motor rotor 20 penetrates out of a rotor through hole 103 in the annular wiring groove 101; the lead 30 is led out from the wire passing clamp 105 of the annular wire distributing groove 101, is circularly routed along the wire passing clamp connecting piece 1042 and is connected to the binding post 102.
Fig. 3 is a structural diagram of a wire clamp connecting piece according to an embodiment of the present application, and referring to fig. 3, a lateral area of the wire clamp connecting piece 1042 is large enough to allow the lead 30 to pass through the wire clamp connecting piece 1042. Wire clamp attachment piece 1042 allows the angle between first wire clamp piece 1051 and second wire clamp piece 1052 to be between 0-360.
Fig. 4 is a schematic structural view of the first wire passing clip and the second wire passing clip after being fastened according to the embodiment of the application. Referring to fig. 4, after the first wire-passing clip and the second wire-passing clip are fastened, the lead 30 can be limited on the through hole formed by bending the wire-passing clip connecting piece 1042.
The embodiment of the application provides another kind prevents fricative motor casing of motor lead wire and motor, can lead wire under the condition of overlength at the motor, the lead wire presss from both sides from crossing of cyclic annular trough and draws forth, presss from both sides the through-hole that the connection piece buckled the back and forms along crossing and encircles the line, is connected to the terminal. The motor shell can increase the distance between the lead and the rotor, and prevents the motor lead and the rotor from generating friction, thereby preventing the generation of friction noise and abrasion disconnection.
The aspects of the present application have been described in detail hereinabove with reference to the accompanying drawings. In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments. Those skilled in the art should also appreciate that the acts and modules referred to in the specification are not necessarily required in the present application. In addition, it can be understood that the steps in the method of the embodiment of the present application may be sequentially adjusted, combined, and deleted according to actual needs, and the modules in the device of the embodiment of the present application may be combined, divided, and deleted according to actual needs.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems and methods according to various embodiments of the present application. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The foregoing description of the embodiments of the present application has been presented for purposes of illustration and description and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (8)
1. A motor housing for preventing lead rubbing in a motor, comprising:
the outer surface end surface of the motor shell (10) is provided with an annular wiring groove (101);
m binding posts (102) are circumferentially arranged at the position close to the side wall of the annular wiring groove (101), and a lead inlet is formed in the annular wiring groove (101);
a rotor through hole (103) is formed in the center of the annular wiring groove (101), and N limiting mechanisms are circumferentially arranged at the edge of the rotor through hole (103) in the annular wiring groove (101); and N and M are integers greater than zero.
2. The motor casing for preventing the friction of the motor lead wire according to claim 1, wherein the limiting mechanism is a limiting column (1041), and the limiting column (1041) is a raised cylindrical structure.
3. The motor housing for preventing lead rubbing of a motor according to claim 1, further comprising:
the wire passing clamp (105) is arranged on the surface of the side wall of the annular wiring groove (101) where the thickness is located;
the wire passing clamp (105) is formed by splicing a first wire passing clamping piece (1051) and a second wire passing clamping piece (1052), wherein the first wire passing clamping piece (1051) is provided with a protruding column, and the second wire passing clamping piece (1052) is provided with a groove corresponding to the protruding column;
the first wire passing clamping piece (1051) is provided with a first wire leading groove, and the second wire passing clamping piece (1052) is provided with a second wire leading groove corresponding to the first wire leading groove.
4. The motor casing for preventing friction of motor lead wire according to claim 3, wherein the limiting mechanism is a wire clamp connecting piece (1042), one end of the wire clamp connecting piece (1042) is connected with the first wire clamping piece (1051), and the other end is connected with the second wire clamping piece (1052);
after the first wire passing clamping piece (1051) and the second wire passing clamping piece (1052) are connected in a folded mode, the wire passing clamp connecting piece (1042) is bent to form a limiting hole of a lead.
5. The motor casing for preventing the friction of the lead wire of the motor as claimed in claim 3, wherein the lead wire entrance is formed on the side surface between the wire passing clamping pieces by the first lead wire groove and the second lead wire groove after the first wire passing clamping piece (1051) and the second wire passing clamping piece (1052) are fastened.
6. The motor housing for preventing lead friction of a motor according to claim 1, wherein said lead inlet is a through hole formed in a side wall of said annular wiring groove (101).
7. The motor housing for preventing friction of a lead wire of a motor according to claim 1, wherein N terminal arc grooves are provided at a side wall of the annular wiring groove (101) for providing a receiving space of the terminal (102) at the side wall of the annular wiring groove (101).
8. An electric machine for preventing lead rubbing, comprising:
-a motor rotor (20), -a lead wire (30), and-a motor housing (10) according to any one of claims 1 to 7;
the motor shell (10) is sleeved on the motor rotor (20), and part of the structure of the motor rotor (20) penetrates out of a rotor through hole (103) in the annular wiring groove (101); the lead (30) is led out from a wire passing clamp (105) of the annular wiring groove (101), is wound along the limiting mechanism and is connected to the wiring post (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122943165.0U CN216981691U (en) | 2021-11-26 | 2021-11-26 | Prevent motor casing and motor of motor lead friction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122943165.0U CN216981691U (en) | 2021-11-26 | 2021-11-26 | Prevent motor casing and motor of motor lead friction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216981691U true CN216981691U (en) | 2022-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122943165.0U Active CN216981691U (en) | 2021-11-26 | 2021-11-26 | Prevent motor casing and motor of motor lead friction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216981691U (en) |
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2021
- 2021-11-26 CN CN202122943165.0U patent/CN216981691U/en active Active
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