CN208078783U - A kind of motor retaining ring and its motor and air-conditioning of application - Google Patents

Abstract

The utility model discloses a kind of motor retaining ring and its motors of application,Wherein motor retaining ring includes mounting portion and retaining section,Mounting portion includes cylinder side wall and bottom wall,Cylinder side wall and bottom wall surround the first cavity,Mounting portion is nested in outside the bearing block of electric motor end cap,Bearing block is placed in the first cavity,Among bottom wall setting for shaft by axis hole,Retaining section includes side wall,The side wall radially gradually opens outward,The radial thickness of side wall is that the wide one end in one end is narrow,I.e. close to mounting portion, that end is wide,It is narrow far from that end of mounting portion,When the retaining ring of this spline structure is applied on motor,Motor is mounted in load bracket,There is block baffle gear at sidewall opening end in load,Since the open end of side wall is narrow,It is easy to contact with baffle,Gap between side wall and baffle is very small,That end is wide close to mounting portion for side wall,Intensity is strong,It is capable of the deformation of supporting side walls,Ensure that side wall is not broken,To ensure the gap between retaining ring deformable seal end cap and shaft,Good water-proof effect.

Description

A kind of motor retaining ring and its motor and air-conditioning of application

Technical field：

The utility model is related to a kind of motor retaining ring and its motors and air-conditioning of application.

Background technology：

As shown in Figure 1, air conditioning window electromechanics machine generally use stretches end cover structure in the industry, outside motor water gathers in order to prevent In end cap, retaining ring is covered in machine shaft installation place, the structure of retaining ring is as described below：

Retaining ring includes the mounting portion 1a of front end and the retaining section 2a compositions of rear end, and the mounting portion 1a includes cylinder side Wall 11a and bottom wall 12a, cylinder side wall 11a and bottom wall 12a surround the first cavity 13a, and mounting portion 1a is nested in the axis of electric motor end cap Outside bearing, bearing block is placed in the first cavity, among the bottom wall 12a setting for shaft by axis hole 14a, the gear Water portion 2a includes side wall 21a, side wall 21a one end opens, and one end is connect with bottom wall 12a, and side wall 21a and bottom wall 12a surround second Cavity 22a, the first cavity 13a, axis hole 14a, the second cavity 22a connections, the side wall 21a radially gradually open outward, side wall The radial thickness of 21a is equally wide.After the retaining ring of this structure is applied on motor, motor is mounted in load bracket, is born Carrying the inside has block baffle, baffle to keep off in the open end of side wall 21a, and baffle can squeeze the retaining section 2a deformations of retaining ring, due to side The radial thickness of wall 21a is equally thick, if the radial thickness of side wall 21a is too thick, the open end of side wall 21a with baffle is bad connects It touches, is easy to have the gap between the two, cause into water, if the radial thickness of side wall 21a is too thin, the side close to that end mounting portion 1a The insufficient strength of wall 21a is unable to the deformation of supporting side walls 21a and is broken, bad so as to cause waterproof effect.

Invention content：

The purpose of this utility model is to provide a kind of motor retaining ring and its motor of application, passes through and changes motor retaining ring Structure solve waterproof effect problem of poor existing in the prior art.

The purpose of this utility model is achieved by following technical proposals.

First purpose of the utility model is to provide a kind of motor retaining ring, by the mounting portion of front end and the water blocking of rear end Portion forms, and the mounting portion includes cylinder side wall and bottom wall, and cylinder side wall and bottom wall surround the first cavity, and mounting portion is nested in Outside the bearing block of electric motor end cap, bearing block is placed in the first cavity, among the bottom wall setting for shaft by axis hole, The retaining section includes side wall, side wall one end open, and the other end is connect with bottom wall, and side wall and bottom wall surround the second cavity, and first Cavity, axis hole, the connection of the second cavity, the side wall radially gradually open outward, and the radial thickness of the side wall is that one end is wide One end is narrow, i.e., close to mounting portion, that end is wide, narrow far from that end of mounting portion.

The radial thickness of side wall described above close to that end of mounting portion to far from that end of mounting portion from becoming narrow gradually.

The lateral surface of side wall described above forms the first angle, first angle with the outer end face of mounting portion bottom wall It is acute angle.

Pass through round-corner transition, the radius of fillet between the lateral surface and the outer end face of mounting portion bottom wall of side wall described above For R.

The medial surface of side wall described above forms the second angle with the outer end face of mounting portion bottom wall, and the second angle is a blunt Angle.

Pass through round-corner transition, the radius of fillet between the medial surface and the outer end face of mounting portion bottom wall of side wall described above For R.

Side wall described above is taper.

The lateral surface and medial surface of side wall described above are all taper surfaces.

Mounting portion and retaining section neoprene integrated injection molding described above.

Second purpose of the utility model is to provide a kind of motor, including retaining ring, electric motor end cap and mounted on electricity Rotor component in generator terminal lid, bearing block is provided on the electric motor end cap, and retaining ring is mounted on bearing by mounting portion The outside of seat, the retaining ring are motor retaining rings described above.

The third purpose of the utility model is to provide a kind of air-conditioning, including babinet and motor, and installation branch is equipped in babinet Frame and baffle, baffle are equipped with mounting hole, and motor is mounted in mounting bracket, and the motor is a kind of electricity described above Machine, shaft pass through the mounting hole on baffle, baffle to block the retaining section of retaining ring, and the opening of the side wall of baffle and retaining section terminates It touches.

The utility model compared with prior art, has the following effects that：

1) a kind of motor retaining ring, is made of the mounting portion of front end and the retaining section of rear end, and the mounting portion includes circle Cylinder side wall and bottom wall, cylinder side wall and bottom wall surround the first cavity, and mounting portion is nested in outside the bearing block of electric motor end cap, bearing Seating in the first cavity, among the bottom wall setting for shaft by axis hole, the retaining section includes side wall, side wall one End opening, the other end are connect with bottom wall, and side wall and bottom wall surround the second cavity, the first cavity, axis hole, the connection of the second cavity, institute Side wall to be stated radially gradually to open outward, the radial thickness of the side wall is that the wide one end in one end is narrow, i.e., close to mounting portion, that end is wide, Narrow far from that end of mounting portion, when the retaining ring of this spline structure is applied on motor, motor is mounted in load bracket, is had in load Block baffle, baffle block the open end of side wall, since the open end of side wall is narrow, are easy to contact with bracket backing plate, side wall and baffle Between gap it is very small, that end is wide close to mounting portion for side wall, and intensity is strong, is capable of the deformation of supporting side walls, ensures that side wall is continuous It splits, to ensure the gap between retaining ring deformable seal end cap and shaft, good water-proof effect.

2) from being become narrow gradually to far from that end of mounting portion close to that end of mounting portion, side wall is kept off the radial thickness of side wall with holder Plate contact effect is more preferable and intensity is more preferable, and sealing effect is more preferable, and waterproof effect is more preferably.

3) by round-corner transition between the lateral surface of side wall and the outer end face of mounting portion bottom wall, the radius of fillet is R, more preferably Guarantee retaining section side wall intensity.

4) side wall is taper, and side wall is easier to deform, more preferably be contacted with the baffle of load bracket, retaining ring sealing effect is more Good, waterproof effect is more preferable.

5) motor of the utility model effectively prevents water as a result of the motor retaining ring of the utility model description It flows to inside motor, ensure that the performance of motor, extend electrical machinery life.

6) air-conditioning of the utility model can further increase air-conditioning as a result of the motor of the utility model description Product quality, extend the air-conditioning service life.

Description of the drawings：

Fig. 1 is the diagrammatic cross-section that the utility model background technology provides retaining ring；

Fig. 2 is the stereogram for the retaining ring that the utility model embodiment one provides；

Fig. 3 is the diagrammatic cross-section for the retaining ring that the utility model embodiment one provides；

Fig. 4 is the partial enlarged view of A in Fig. 3；

Fig. 5 is the stereogram for the motor that the utility model embodiment two provides；

Fig. 6 is the diagrammatic cross-section for the motor that the utility model embodiment two provides；

Fig. 7 is the diagrammatic cross-section for the air-conditioning that the utility model embodiment three provides.

Specific implementation mode：

It is described in further detail below by specific embodiment and in conjunction with attached drawing to the utility model.

Embodiment one：

As shown in Figures 2 to 4, the present embodiment one provides a kind of motor retaining ring, by the mounting portion 1 of front end and rear end Retaining section 2 form, the mounting portion 1 include cylinder side wall 11 and bottom wall 12, cylinder side wall 11 and bottom wall 12 surround first Cavity 13, mounting portion 1 are nested in 31 outside of bearing block of electric motor end cap 3, and bearing block 31 is placed in the first cavity 13, the bottom wall Among 12 setting for shaft 4 by axis hole 14, the retaining section 2 includes side wall 21,21 one end open of side wall, the other end with Bottom wall 12 connects, and side wall 21 and bottom wall 12 surround the second cavity 22, and the first cavity 13, axis hole 14, the connection of the second cavity 22 are described Side wall 21 is radial gradually to be opened outward, and the radial thickness H of the side wall 21 is narrow for the wide one end in one end, i.e., close to mounting portion 1 that End is wide, narrow far from 1 that end of mounting portion.

Preferably, the radial thickness H of the side wall 21 is gradual from close 1 that end of mounting portion to separate 1 that end of mounting portion Narrow.

Preferably, the lateral surface 211 of the side wall 21 and the outer end face 121 of 1 bottom wall 12 of mounting portion form the first angle α 1, first angle α 1 is acute angle.

Preferably, pass through fillet between the outer end face 121 of 1 bottom wall 12 of the lateral surface 211 of the side wall 21 and mounting portion Transition, radius of corner R.

Preferably, the medial surface 212 of the side wall 21 and the formation second of the outer end face 121 of 1 bottom wall 12 of mounting portion are pressed from both sides Angle α 2, the second angle α 2 are an obtuse angles.

Preferably, pass through fillet between the outer end face 121 of 1 bottom wall 12 of the medial surface 212 of the side wall 21 and mounting portion Transition, radius of corner R.

Preferably, the side wall 21 is taper.

Preferably, the lateral surface 211 of the side wall 21 and medial surface 212 are all taper surfaces.

Preferably, the mounting portion 1 and the neoprene integrated injection molding of retaining section 2.

Embodiment two：

As shown in Figure 5 and Figure 6, the present embodiment two provides a kind of motor, including retaining ring 10, electric motor end cap 3 and Rotor component in electric motor end cap 3 is provided with bearing block 31 on the electric motor end cap 3, and retaining ring 10 passes through peace Dress portion 1 is mounted on the outside of bearing block 31, and the retaining ring 10 is the motor retaining ring described in embodiment one.

Embodiment three：

As shown in fig. 7, a kind of air-conditioning, including babinet 200 and motor 100, babinet 200 is interior to be equipped with mounting bracket 300 and gear Plate 400, baffle 400 are equipped with mounting hole 401, and motor 100 is mounted in mounting bracket 300, and the motor 100 is embodiment A kind of motor described in two, shaft 4 pass through the mounting hole 401 on baffle 400, baffle 400 to block the retaining section 2 of retaining ring 10, The opening end in contact of baffle 400 and the side wall 21 of retaining section 2.

Above example is the better embodiment of the present invention, and embodiments of the present invention are not limited thereto, other are any Changes, modifications, substitutions, combinations, simplifications made by without departing from the spirit and principles of the present invention are equivalent displacement side Formula is included within the scope of the present invention.

Claims (9)

1. a kind of motor retaining ring is made of the mounting portion (1) of front end and the retaining section (2) of rear end, the mounting portion (1) packet Cylinder side wall (11) and bottom wall (12) are included, cylinder side wall (11) and bottom wall (12) surround the first cavity (13), and mounting portion (1) can be embedding It is sleeved on outside the bearing block (31) of electric motor end cap (3), bearing block (31) is placed in the first cavity (13), and the bottom wall (12) is intermediate Be arranged for shaft (4) by axis hole (14), the retaining section (2) includes side wall (21), and side wall (21) one end open is another End is connect with bottom wall (12), and side wall (21) and bottom wall (12) surround the second cavity (22), the first cavity (13), axis hole (14), the Two cavitys (22) are connected to, and the side wall (21) is radially gradually opened outward, it is characterised in that：The radial thickness of the side wall (21) It is that the wide one end in one end is narrow to spend H, i.e., close to mounting portion (1), that end is wide, narrow far from mounting portion (1) that end.

2. a kind of motor retaining ring according to claim 1, it is characterised in that：The radial thickness H of the side wall (21) From being become narrow gradually to far from mounting portion (1) that end close to mounting portion (1) that end.

3. a kind of motor retaining ring according to claim 2, it is characterised in that：The lateral surface of the side wall (21) (211) the first angle α 1 is formed with the outer end face of mounting portion (1) bottom wall (12) (121), first angle α 1 is acute angle.

4. a kind of motor retaining ring according to claim 3, it is characterised in that：The lateral surface of the side wall (21) (211) by round-corner transition between the outer end face of mounting portion (1) bottom wall (12) (121), the radius of fillet is R.

5. a kind of motor retaining ring according to claim 1 or 2 or 3 or 4, it is characterised in that：The side wall (21) The outer end face (121) of medial surface (212) and mounting portion (1) bottom wall (12) forms the second angle α 2, and the second angle α 2 is an obtuse angle.

6. a kind of motor retaining ring according to claim 5, it is characterised in that：The medial surface of the side wall (21) (212) by round-corner transition between the outer end face of mounting portion (1) bottom wall (12) (121), the radius of fillet is R.

7. a kind of motor retaining ring according to claim 1 or 2 or 3 or 4, it is characterised in that：The mounting portion (1) and Retaining section (2) neoprene integrated injection molding.

8. a kind of motor, including retaining ring (10), electric motor end cap (3) and the rotor component in electric motor end cap (3), Bearing block (31) is provided on the electric motor end cap (3), retaining ring (10) is mounted on bearing block (31) by mounting portion (1) Outside, it is characterised in that：The retaining ring (10) is the motor water blocking described in claim 1 to 7 any one claim Circle.

9. a kind of air-conditioning, including babinet (200) and motor (100), babinet (200) is interior to be equipped with mounting bracket (300) and baffle (400), baffle (400) is equipped with mounting hole (401), and motor (100) is mounted in mounting bracket (300), it is characterised in that：Institute The motor (100) stated is a kind of motor according to any one of claims 8, and shaft (4) passes through the mounting hole (401) on baffle (400), gear Plate (400) blocks the retaining section (2) of retaining ring (10), the opening end in contact of baffle (400) and the side wall (21) of retaining section (2).