CN212969233U

CN212969233U - Wire fixing structure of motor and ceiling fan

Info

Publication number: CN212969233U
Application number: CN202021437438.3U
Authority: CN
Inventors: 黄勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-04-13
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to a ceiling fan technical field refers in particular to a fixed line structure and ceiling fan of motor, include: the middle part of the outer wall of the stator shaft is provided with a boss, the end part of the stator shaft is provided with a stator, and the stator is positioned at the lower end of the boss; the conducting wire is used for connecting a power supply and is electrically connected with the stator coil of the stator; the outer rotor is arranged on the periphery of the stator and rotates around the stator; the stator shaft is characterized in that the side wall of the stator shaft is provided with a through hole for a lead to penetrate into the stator shaft, a fixing piece is sleeved on the stator shaft, the lower end of the fixing piece is in compression joint with the lead, the edge of the through hole is matched, the lead is fixed in the through hole, and the movement of the lead in the through hole is limited. The utility model discloses a mounting is established to the cover on the stator shaft, utilizes the lower extreme of mounting to push down the wire, at cooperation through-hole edge, with the wire crimping in the through-hole, the restriction wire removes, assembles the degree of difficulty height before the solution, the slow problem of assembly speed.

Description

Wire fixing structure of motor and ceiling fan

Technical Field

The utility model relates to a ceiling fan technical field refers in particular to a fixed line structure and ceiling fan of motor.

Background

At present, the weather is increasingly hot, and the fan becomes one of the necessary tools for people to relieve summer heat.

As fans are used in increasing numbers and varieties, safety standards for fans have increased, according to the regulations of GB4706.1-2005, part 1 of safety of household and similar appliances: general requirements: the cord should not be damaged and there should be no significant tension at each terminal when tension is applied. The longitudinal direction of the cord should not exceed 2mm only when the pulling force is applied again.

For example, chinese patent 2016104350380 describes an energy-saving brushless motor applied to a ceiling fan, in which a fixing buckle is fixed to a side wall of a stator shaft by a screw and an electric wire is fixed by the fixing buckle to meet the requirements in the specification in the actual production process.

But the mode of utilizing screw and fixed knot to fix the electric wire, in the in-service use process, needs longer assemble duration, simultaneously because installation space is less relatively, the installation of screw is comparatively complicated, has reduced assembly speed, has improved the assembly degree of difficulty.

Disclosure of Invention

The utility model aims at providing a fixed line structure and ceiling fan of motor establishes a mounting through the cover on the stator shaft, utilizes the lower extreme of mounting to push down the wire, at cooperation through-hole edge, with the wire crimping in the through-hole, the restriction wire removes, assembles the degree of difficulty height before the solution, problem that assembly speed is slow.

The purpose of the utility model is realized like this:

a wire fixing structure of an electric machine, comprising:

the middle part of the outer wall of the stator shaft is provided with a boss, the end part of the stator shaft is provided with a stator, and the stator is positioned at the lower end of the boss;

the conducting wire is used for connecting a power supply and is electrically connected with the stator coil of the stator;

the outer rotor is arranged on the periphery of the stator and rotates around the stator;

the stator shaft is characterized in that the side wall of the stator shaft is provided with a through hole for a lead to penetrate into the stator shaft, a fixing piece is sleeved on the stator shaft, the lower end of the fixing piece is in compression joint with the lead, the edge of the through hole is matched, the lead is fixed in the through hole, and the movement of the lead in the through hole is limited.

Preferably, be provided with the joint post on the boss up end, the lower extreme edge protrusion of mounting is provided with the protruding one of joint, forms the fixed position that is used for the joint wire between the protruding one of joint and the joint post.

Preferably, an avoiding groove is formed in the side wall of the stator shaft corresponding to the clamping column, and a clamping protrusion is movably arranged in the avoiding groove.

Preferably, the outer wall of the first clamping protrusion is obliquely arranged, so that the thickness of the upper end of the first clamping protrusion is larger than that of the lower end of the first clamping protrusion.

Preferably, the outer wall of the stator shaft is provided with a first thread, a second thread is formed on the inner wall of the fixing piece, and the fixing piece is movably connected with the stator shaft through the matching of the first thread and the second thread.

A ceiling fan comprises a ceiling fan main body and a wire fixing structure of a motor, wherein an outer rotor is arranged in the ceiling fan main body, and the ceiling fan main body rotates through the matching of a stator and the outer rotor after being electrified.

Preferably, the stator shaft upper end is provided with the connecting rod that is used for fixed ceiling fan, is provided with the sand grip at stator shaft upper end inner wall, and joint groove one has been seted up to connecting rod lower extreme curb plate, and the sand grip activity sets up in joint groove one, realizes that the rotation between stator shaft and the connecting rod is injectd.

Preferably, the wire passes the connecting rod, and a buckle of joint on the wire, the lower extreme and the connecting rod upper end activity butt of buckle.

Preferably, the buckle includes half body one and half body two that the tip links to each other, and the protruding two of joint that is provided with on the half body one, has seted up the joint hole on the half body two, and protruding two joints of joint are downthehole in the joint, realize the connection of half body one and half body two.

Preferably, the first half body and the second half body are both provided with a second clamping groove, and when the first half body and the second half body are closed, the clamping holes are formed in the two oppositely-arranged clamping grooves.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

1. the utility model discloses with original fix with screw knot fix the scheme of fixing the wire on the stator shaft lateral wall, replace to utilize the cover to establish a mounting on the stator shaft, the mounting is fixed at the epaxial back of stator, the wire is pushed down to the mounting lower extreme, with the direction crimping on the lateral wall of through-hole, realize the fixed to the wire, can solve the longitudinal movement's of wire problem, establish the direct cover of mounting on the stator shaft, the assembly is simpler, can reduce the assembly degree of difficulty, improve assembly speed, and then improved production speed.

2. The utility model discloses a joint post that sets up on the boss is provided with the protruding cooperation of joint with the mounting lower extreme, forms the inclosed fixed position of a fixed wire, and the wire is pushed down to the protruding one of joint, makes the firm fixing of wire in fixed position, and can not remove at will, combines mounting and through-hole to fix the design of wire, can more stably and firm fix the wire, further solution wire longitudinal movement's problem. The first clamping protrusions are matched with the clamping columns, fixing between the fixing piece and the stator shaft is achieved, the clamping mode can be conveniently connected, assembling difficulty is reduced, and assembling efficiency is improved.

3. The utility model discloses a seted up on the stator shaft lateral wall and kept away the groove, can provide the space of deformation for the protruding one of joint, make things convenient for the protruding one of joint to take place deformation, with the in-process of joint post joint, can be laborsaving, and quick realization joint between them.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.

Fig. 2 is a schematic view of the structure of the embodiment 1 of the present invention after hiding part of the ceiling fan main body.

Fig. 3 is a schematic structural view of the stator of embodiment 1 of the present invention mounted on a stator shaft.

Fig. 4 is a schematic structural view of the fixing member according to embodiment 1 of the present invention mounted on the stator shaft.

Fig. 5 is a cross-sectional view of the stator shaft to which the fixing member of embodiment 1 of the present invention is attached.

Fig. 6 is a schematic view of the buckle structure after opening in embodiment 1 of the present invention.

Fig. 7 is a schematic view of the buckle structure after being buckled according to embodiment 1 of the present invention.

Fig. 8 is a cross-sectional view of a stator shaft and a fixing member according to embodiment 2 of the present invention.

Fig. 9 is an enlarged view of the area a of fig. 8.

Reference numerals: 1-a stator shaft; 2-boss; 3-a stator; 4-a wire; 5-an outer rotor; 6-through holes; 7-a fixing member; 8-clamping columns; 9-clamping the first bulge; 10-fixed position; 11-avoidance grooves; 12-thread one; 13-thread two; 14-a ceiling fan body; 15-a connecting rod; 16-convex strips; 17-a first clamping groove; 18-buckling; 19-half one; 20-half body two; 21-clamping a second bulge; 22-a clamping hole; 23-a second clamping groove; 24-clamping a third bulge; 25-snap through hole.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

Example 1:

as shown in fig. 2-5, a wire fixing structure of a motor comprises a stator shaft 1, a boss 2 is arranged in the middle of the outer wall of the stator shaft 1, a plurality of clamping columns 8 are arranged on the edges of the upper end face of the boss 2, and a clamping protrusion III 24 is arranged on the inner side of the upper end of each clamping column 8.

As shown in fig. 3 and 4, the stator 3 is arranged at the lower end of the stator shaft 1 and is positioned at the lower end of the boss 2; the lead 4 is used for connecting a power supply, is electrically connected with the stator coil of the stator 3 and provides the power supply for the stator 3; an outer rotor 5 provided on the periphery of the stator 3 and rotating around the stator 3; the stator shaft 1 is hollow inside, the through hole 6 is formed in the side wall of the stator shaft 1, the lower end of the wire 4 is connected with a coil in the stator 3, the lower end of the wire is connected between the clamping column 8 and the stator shaft 1 in a clamped mode, the wire penetrates through the through hole 6 to enter the stator shaft 1, and the wire 4 is worn out from the upper end of the stator shaft 1, so that installation of the wire 4 is completed.

As shown in fig. 4 and 5, in order to fix the installed wire stably, a fixing member 7 is sleeved on the stator shaft 1, the fixing member 7 can adopt a circular ring design, the fixing member 7 is integrally positioned above the boss 2, a clamping protrusion 9 is convexly arranged at the edge of the lower end of the fixing member 7, the fixing member 7 is rotated, the clamping protrusion 9 is rotated to the position below a clamping protrusion three 24 and is abutted against the clamping protrusion 9, the clamping of the clamping protrusion one 9 and the clamping column 8 is realized, and the fixing member 7 is fixed on the boss 2. At this time, the space between the lower end of the fixing member 7 and the through hole 6 is used for penetrating the thickness of the wire 4 to be smaller than the thickness of the wire 4, the wire 4 is pressed by the space, the wire 4 is fixed, and the wire 4 cannot move loudly, so that the relevant regulations of the state mentioned in the background art can be met.

The design of mounting 7 among this technical scheme and the fixed mode of the joint of adoption, the fixed mode of screw among the prior art and fixed knot compares, and all will be simple and convenient, has reduced the assembly degree of difficulty and can realize quick installation to work efficiency and production efficiency have been improved.

Simultaneously protruding one 9 of joint and the protruding three 24 joints of joint back, at protruding one 9 of joint, joint post 8 and stator shaft 1 between form an inclosed fixed position 10, when wire 4 sets up among fixed position 10, the protruding 9 of joint also can push down wire 4, also can play the effect of fixed wire 4, effectual prevention wire 4's removal guarantees that longitudinal movement can not take place after the 4 outer ends of wire atress, guarantees the qualification rate of product.

Further setting up, as shown in fig. 5, it dodges groove 11 to have seted up on the lateral wall of stator axle 1, the position of seting up is located the position that joint post 8 corresponds on stator axle 1 lateral wall, the effect of dodging groove 11 is for the protruding 9 spaces that provide deformation of joint, because the protruding 9 of joint and the protruding three 24 joint in-processes of joint, the protruding 9 of joint can be atress take place to buckle, the design of dodging groove 11 is just to eliminate the protruding 9 lower extremes of joint and support the power of leaning on, make the protruding 9 of joint can be very convenient the emergence of buckling, make the protruding 9 of joint and the ability laborsaving of the joint post 8 joint of joint, conveniently fix mounting 7 on stator axle 1.

Further setting up, as shown in fig. 5, because still the joint has wire 4 between joint post 8 and the stator axle 1, so in order to make things convenient for protruding joint area joint three 24 below of joint, the outer wall slope setting of protruding 9 of joint, even the bellied lower extreme thickness of joint is less than the upper end, be similar to the design of inverted triangle, when the installation like this, the protruding three 24 inboards that will insert wire 4 of joint, later rotate mounting 7 again, make protruding 9 of joint and the protruding three 24 joints of joint, wire 4 can be in the effect of the protruding 9 of joint after the joint, joint post 8 is hugging closely, at cooperation boss 2, the realization is fixed to the fastening of wire, prevent that it from taking place the displacement, cooperation mounting 7 and through-hole 6, realize the double fixation to the wire, can more stable fixed wire 4.

As shown in fig. 1-2, a ceiling fan comprises a ceiling fan main body 14 and the above-mentioned wire fixing structure of the motor, wherein an outer rotor 5 is clamped in the ceiling fan main body 14, the lower end of the shaft of the outer rotor 5 is connected with the ceiling fan main body and can rotate at the end part of the shaft of the outer rotor 5, and the ceiling fan main body 14 is used for fixing fan blades. The upper end of the shaft of the outer rotor 5 is also provided with a connecting rod 15, the connecting rod 15 is mainly used for fixing a ceiling fan, after the ceiling fan is fixed by the connecting rod 15, the ceiling fan is electrified through the conducting wire 4, the outer rotor 5 can rotate around the stator 3, and the fan blades rotate to generate wind.

Further setting, as shown in fig. 5, be provided with at least one sand grip 16 on the inner wall of stator shaft 1 upper end, the shaping has the joint groove 17 with 16 adaptations of sand grip on the outer wall of connecting rod 15 tip, and the joint groove is inserted to sand grip 16 one, and later the reuse screw is connected both, and sand grip 16 and the relative rotation between the two can be restricted to the design in joint groove 17, guarantee the stability that both connect.

Further setting, as shown in fig. 1, the wire 4 penetrates out from the upper end of the connecting rod 15, in order to further fix the wire 4, a buckle 18 is arranged on the wire 4, the lower end of the buckle 18 is movably abutted to the upper end face of the connecting rod 15, namely, the wire 4 is straightened, and then the buckle 18 is used for fixing, so that the wire 4 cannot be pulled out outwards to prevent the wire 4 from being pulled out outwards, and a third fixing is formed by matching with the fixing mode, and the fixing stability of the wire 4 is further ensured.

As shown in fig. 6 and 7, the structure of the clip 18 is as follows: the buckle 18 comprises a first half body 19 and a second half body 20, one end of the first half body 19 is connected with one end of the second half body 20, a clamping protrusion second 21 is convexly arranged on the first half body 19, a clamping hole 22 is formed in the second half body 20, the clamping protrusion second 21 is clamped in the clamping hole 22, the first half body 19 and the second half body 20 are connected, and therefore the buckling state is achieved.

In order to fix the wire 4, the first half body 19 and the second half body 20 are respectively provided with a second clamping groove 23, when the first half body 19 and the second half body 20 are closed, the second clamping grooves 23 oppositely arranged form a clamping through hole 25, the thickness of the clamping through hole 25 is smaller than that of the wire 4, and after the buckle 18 is buckled, the buckle 18 can be fixed on the wire 4.

Example 2:

the point that is different from the embodiment 1 is that, as shown in fig. 8 and 9, the fixing member 7 is not fixed to the stator shaft 1 by clamping the clamping protrusion one 9 and the clamping column 8, but a first thread 12 is arranged on the outer wall of the stator shaft 1, a second thread 13 is formed on the inner wall of the fixing member 7, and the fixing member 7 is movably connected to the stator shaft 1 by matching the first thread 12 with the second thread 13.

The size of the space between the end part of the fixing part 7 and the through hole 6 can be adjusted by adopting a threaded connection mode, the application of wires 4 with different specifications can be adapted, and the adaptability is improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A wire fixing structure of a motor comprises

The stator comprises a stator shaft (1), wherein a boss (2) is arranged in the middle of the outer wall of the stator shaft (1), a stator (3) is arranged at the end part of the stator shaft (1), and the stator (3) is positioned at the lower end of the boss (2);

the conducting wire (4) is used for connecting a power supply and is electrically connected with a stator coil of the stator (3);

an outer rotor (5) disposed on the periphery of the stator (3) and rotating around the stator (3);

the method is characterized in that:

the through hole (6) has been seted up on stator axle (1) lateral wall for inside wire (4) pass and enter into stator axle (1), a mounting (7) is established to the cover on stator axle (1), and mounting (7) lower extreme and wire (4) crimping cooperate through-hole (6) edge, fix wire (4) in through-hole (6), restrict the removal of wire (4) in through-hole (6).

2. The wire fixing structure of the motor according to claim 1, wherein: be provided with joint post (8) on boss (2) the up end, the lower extreme edge protrusion of mounting (7) is provided with the protruding (9) of joint, forms between the protruding (9) of joint and joint post (8) fixed position (10) that are used for joint wire (4).

3. The wire fixing structure of the motor according to claim 2, wherein: offer on the stator axle (1) lateral wall that joint post (8) correspond and dodge groove (11), joint arch one (9) activity sets up in dodging groove (11).

4. The wire fixing structure of the motor according to claim 2, wherein: the outer wall of the first clamping protrusion (9) is obliquely arranged, so that the thickness of the upper end of the first clamping protrusion (9) is larger than that of the lower end of the first clamping protrusion.

5. The wire fixing structure of the motor according to claim 1, wherein: the stator shaft is characterized in that a first thread (12) is arranged on the outer wall of the stator shaft (1), a second thread (13) is formed on the inner wall of the fixing piece (7), and the fixing piece (7) is movably connected with the stator shaft (1) through the matching of the first thread (12) and the second thread (13).

6. A ceiling fan, its characterized in that: the wire fixing structure comprises a ceiling fan main body (14) and the motor of any one of claims 1 to 5, wherein the outer rotor (5) is arranged in the ceiling fan main body (14), and the ceiling fan main body (14) rotates through the matching of the stator (3) and the outer rotor (5) after being electrified.

7. The ceiling fan of claim 6, wherein: stator shaft (1) upper end is provided with connecting rod (15) that are used for fixed ceiling fan, is provided with sand grip (16) at stator shaft (1) upper end inner wall, and joint groove (17) have been seted up to connecting rod (15) lower extreme curb plate, and sand grip (16) activity sets up in joint groove (17), realizes that the rotation between stator shaft (1) and connecting rod (15) is injectd.

8. The ceiling fan of claim 6, wherein: the wire (4) passes through the connecting rod (15), and is clamped with a buckle (18) on the wire (4), and the lower end of the buckle (18) is movably abutted against the upper end of the connecting rod (15).

9. The ceiling fan of claim 8, wherein: the buckle (18) comprises a first half body (19) and a second half body (20) which are connected at the end parts, a clamping protrusion second (21) is arranged on the first half body (19) in a protruding mode, a clamping hole (22) is formed in the second half body (20), and the clamping protrusion second (21) is clamped in the clamping hole (22) to achieve connection of the first half body (19) and the second half body (20).

10. The ceiling fan of claim 9, wherein: the half body I (19) and the half body II (20) are provided with clamping grooves II (23), and when the half body I (19) and the half body II (20) are closed, the clamping grooves II (23) which are oppositely arranged form a clamping through hole (25).