CN211429092U

CN211429092U - Shaft sleeve of motor shaft

Info

Publication number: CN211429092U
Application number: CN201922481486.6U
Authority: CN
Inventors: 吴博; 吴永红; 周祖佳
Original assignee: Langxi Yabo Magneto Electricity Technology Co ltd
Current assignee: Langxi Yabo Magneto Electricity Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-04
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to a motor shaft axle sleeve technical field just discloses a motor shaft axle sleeve, including the axle sleeve body, axle sleeve body middle part is equipped with the centre bore that link up, be provided with the partition district on the centre bore inner wall, the exhaust ring has been seted up on the outer wall of axle sleeve body one end, the axle sleeve body is being provided with first ring seat near exhaust ring one end, first ring seat terminal surface is seted up flutedly, this body coupling one end of axle sleeve is provided with second ring seat, the breach has been seted up on the second ring seat, be provided with the exhaust layer on the axle sleeve body outer wall. This motor shaft sleeve promotes exhaust effect through having seted up air discharge ring and exhaust layer on the axle sleeve body to be provided with the partition area of slope structure in the centre bore, thereby prevent to hinder the jack, the axle sleeve body adopts the beryllium copper material, prevents that the hardness of axle sleeve body is too high, leads to the axle surface to have the drawing mark, improves motor shaft life, makes axle sleeve body result in the better of result in.

Description

Shaft sleeve of motor shaft

Technical Field

The utility model relates to a motor shaft axle sleeve technical field specifically is a motor shaft axle sleeve.

Background

The shaft is an important part in the motor, and is used as a link for electromechanical energy conversion between the motor and equipment, supporting the rotating parts, transmitting torque and determining the relative position of the rotating parts to the stator. Therefore, the motor shaft must have a reliable strength and rigidity, ensuring the achievement of the preset design function.

When the current shaft sleeve is used with a motor shaft, a central hole in the shaft sleeve is used for inserting the motor shaft, the right angle of the joint of the central hole is excessive, the shaft top can be damaged, exhaust is poor, the hardness of the shaft sleeve is too high, and the surface of the shaft is provided with pull marks.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a motor shaft sleeve possesses the result of use that improves axle sleeve and motor shaft, improves the advantage of the use durability of axle, and it is excessive to have solved centre bore junction right angle, can hinder the crest of a shaft, and it is not good to exhaust, and the hardness of axle sleeve is too high, leads to the axle surface to have the problem of drawing the trace.

(II) technical scheme

For the purpose that realizes above-mentioned this motor shaft axle sleeve and improve work efficiency, the utility model provides a following technical scheme: a motor shaft sleeve comprises a sleeve body, wherein a through center hole is formed in the middle of the sleeve body, a partition area is arranged on the inner wall of the center hole, an exhaust ring is arranged on the outer wall of one end of the sleeve body, a first circular ring seat is arranged at one end, close to the exhaust ring, of the sleeve body, a groove is formed in the end face of the first circular ring seat, a second circular ring seat is arranged at one end, connected with the sleeve body, of the sleeve body, a notch is formed in the second circular ring seat, an exhaust layer is arranged on the outer wall of the sleeve body, and the sleeve body is made of beryllium copper.

Preferably, the separation area is of an inclined structure, the central hole takes the separation area as a boundary, the central hole is circular, and the diameter of the side close to the exhaust ring is smaller than the diameter of the side close to the second circular ring seat.

Preferably, the cross section of the groove is circular, and one side of the groove close to the outer side of the shaft sleeve body is of an inclined structure.

Preferably, the exhaust layer is long-strip-shaped, the exhaust layer and the notch are located on the same symmetrical center line, the width of the exhaust layer is equal to that of the notch, and the exhaust layer and the notch are symmetrically distributed on the longitudinal symmetrical center line of the shaft sleeve body.

Preferably, the first circular ring seat, the second circular ring seat and the shaft sleeve body are integrally formed through a die, and the outer diameter of the first circular ring seat is smaller than that of the second circular ring seat.

(III) advantageous effects

Compared with the prior art, the utility model provides a motor shaft axle sleeve possesses following beneficial effect: this motor shaft sleeve promotes exhaust effect through having seted up air discharge ring and exhaust layer on the axle sleeve body to be provided with the partition area of slope structure in the centre bore, thereby prevent to hinder the jack, the axle sleeve body adopts the beryllium copper material, prevents that the hardness of axle sleeve body is too high, leads to the axle surface to have the drawing mark, improves motor shaft life, makes axle sleeve body result in the better of result in.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the distribution of the exhaust layer of the present invention;

FIG. 3 is a schematic view of the gap distribution of the present invention;

fig. 4 is a schematic diagram of the groove distribution of the present invention.

In the figure: 1. a shaft sleeve body; 2. a central bore; 3. an exhaust ring; 4. a groove; 5. a separation zone; 6. a second annular seat; 7. a notch; 8. a first annular seat; 9. and an exhaust layer.

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.

Referring to fig. 1-4, the shaft sleeve comprises a shaft sleeve body 1, a through center hole 2 is formed in the middle of the shaft sleeve body 1, a partition area 5 is arranged on the inner wall of the center hole 2, the partition area 5 is an inclined structure, the center hole 2 uses the partition area 2 as a boundary, the center hole 2 is circular, the diameter of the side close to the exhaust ring 3 is smaller than that of the side close to the second ring seat 6, so as to prevent the shaft from being damaged due to the excessive right angle, the exhaust ring 3 is arranged on the outer wall of one end of the shaft sleeve body 1, a first ring seat 8 is arranged at the end close to the exhaust ring 3 of the shaft sleeve body 1, a groove 4 is arranged on the end surface of the first ring seat 8, the cross section of the groove 4 is circular, the side close to the outer side of the shaft sleeve body 1 is an inclined structure, so as to improve the use effect, the first ring seat 8 and the second ring seat 6 are integrally formed, the use effect is improved, the second circular seat 6 is arranged at one end of the shaft sleeve body 1, the notch 7 is arranged on the second circular seat 6, the exhaust layer 9 is arranged on the outer wall of the shaft sleeve body 1, the exhaust layer 9 is in a strip shape, the exhaust layer 9 and the notch 7 are positioned on the same symmetrical central line, the widths of the exhaust layer 9 and the notch 7 are equal, the exhaust layer 9 and the notch 7 are symmetrically distributed on the longitudinal symmetrical central line of the shaft sleeve body 1, the exhaust effect is improved, the shaft sleeve body 1 is made of beryllium copper, the motor shaft sleeve improves the exhaust effect by arranging the exhaust ring 3 and the exhaust layer 9 on the shaft sleeve body 1, and a separation area 5 with an inclined structure is arranged in the central hole 2, thereby prevent to hinder the axle top, axle sleeve body 1 adopts the beryllium copper material, prevents that the hardness of axle sleeve body 1 is too high, leads to the axle surface to have the drawing mark, improves motor shaft life, makes 1 result of use of axle sleeve body better.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

To sum up, this motor shaft axle sleeve has reached the result of use that improves axle sleeve and motor shaft, improves the advantage of the use durability of axle, and it is excessive to have solved centre bore junction right angle, can injure the axle top, and it is not good to exhaust, and the hardness of axle sleeve is too high, leads to the problem that the axle surface has the drawing mark, further satisfied people's user demand.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor shaft axle sleeve, includes axle sleeve body (1), its characterized in that: the shaft sleeve comprises a shaft sleeve body (1), and is characterized in that a through center hole (2) is formed in the middle of the shaft sleeve body (1), a partition area (5) is arranged on the inner wall of the center hole (2), an exhaust ring (3) is arranged on the outer wall of one end of the shaft sleeve body (1), a first circular ring seat (8) is arranged at one end, close to the exhaust ring (3), of the shaft sleeve body (1), a groove (4) is formed in the end face of the first circular ring seat (8), a second circular ring seat (6) is arranged at one end, connected with the shaft sleeve body (1), of the shaft sleeve body (1), a notch (7) is formed in the second circular ring seat (6), an exhaust layer (9) is arranged on the outer wall of the.

2. The motor shaft sleeve as set forth in claim 1, wherein: the separating area (5) is of an inclined structure, the central hole (2) takes the separating area (5) as a boundary line, the central hole (2) is circular, and the diameter of one side close to the exhaust ring (3) is smaller than that of one side close to the second circular ring seat (6).

3. The motor shaft sleeve as set forth in claim 1, wherein: the cross section of the groove (4) is circular, and one side of the groove (4) close to the outer side of the shaft sleeve body (1) is of an inclined structure.

4. The motor shaft sleeve as set forth in claim 1, wherein: the exhaust layer (9) is in a long strip shape, the exhaust layer (9) and the notch (7) are located on the same symmetrical center line, the width of the exhaust layer (9) is equal to that of the notch (7), and the exhaust layer (9) and the notch (7) are symmetrically distributed by using the longitudinal symmetrical center line of the shaft sleeve body (1).

5. The motor shaft sleeve as set forth in claim 1, wherein: the first circular ring seat (8), the second circular ring seat (6) and the shaft sleeve body (1) are integrally formed through a die, and the outer diameter of the first circular ring seat (8) is smaller than that of the second circular ring seat (6).