CN213783050U

CN213783050U - High-speed traction motor rotating shaft with protection structure

Info

Publication number: CN213783050U
Application number: CN202023334925.XU
Authority: CN
Inventors: 陈鹏
Original assignee: Shenzhen Youjin Automation Equipment Co ltd
Current assignee: Shenzhen Youjin Automation Equipment Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-23
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a traction motor pivot technical field discloses a high-speed traction motor pivot with protective structure, including traction motor, traction motor's output is provided with the axis of rotation, the outside of axis of rotation is provided with the protection casing, the inside both sides of protection casing all are provided with the stopper, the stopper sets up at the spacing inslot, the spacing groove is seted up on two bracing pieces, the one end of bracing piece is connected with fixed cover, fixed cover is established and is fixed on traction motor's outer wall, one side that traction motor was kept away from to the protection casing is provided with positioning mechanism. The utility model discloses a protection casing that sets up can make the axis of rotation isolated with the outside, avoids protecting the staff like this to touch the axis of rotation of high-speed rotation, and the outside shaking force can be absorbed to the spring this moment, also can guarantee the steadiness of protection casing simultaneously, has improved the security when traction motor uses.

Description

High-speed traction motor rotating shaft with protection structure

Technical Field

The utility model relates to a traction motor pivot technical field especially relates to high-speed traction motor pivot with protective structure.

Background

The working principle of the traction motor is the same as that of a general direct current motor, but special working conditions are as follows: the space size is limited by the gauge and the diameter of the driving wheel; considerable impact vibration is borne when the locomotive runs through rail gaps and turnouts; strong torsional vibration can be generated on the armature when the large gear and the small gear are not meshed well; in severe environment, rain, snow, sand and dust are easy to invade, so the traction motor has many requirements on design and structure, for example, the internal space of the machine body is fully utilized to make the structure compact, higher-grade insulating materials and magnetic conductive materials are adopted, parts need to have higher mechanical strength and rigidity, the whole motor needs to have good ventilation and heat dissipation conditions and dustproof and damp-proof capability, and special measures are adopted to deal with the more difficult 'reversing' condition to reduce sparks under a carbon brush, and the like.

The requirement of a traction motor on a rotating shaft in manufacturing is very strict, but the rotating shaft of the existing traction motor does not have a good protection structure, so that when the traction motor is used, the rotating shaft exposed out of the traction motor can be incapable of being used due to outdoor weather, and the normal work of workers is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-speed traction motor pivot with protective structure, protection casing through setting up can make the axis of rotation isolated with the outside, avoid protecting the staff to touch high-speed rotatory axis of rotation like this, stopper extrusion baffle realizes spring compression, positioning mechanism wears out the lateral wall that the protection casing outside was realized and is fixed with the protection casing this moment, the outside vibrations power can be absorbed to the spring this moment, the steadiness of protection casing also can be guaranteed simultaneously, the advantage of the security when traction motor uses has been improved, current traction motor's pivot has not had fine protective structure yet, consequently when traction motor uses, the exposure is in the pivot in the traction motor outside can lead to the unable problem of using of traction motor pivot because of outdoor weather.

According to the utility model discloses high-speed traction motor pivot with protective structure, including traction motor, traction motor's output is provided with the axis of rotation, the outside of axis of rotation is provided with the protection casing, the inside both sides of protection casing all are provided with the stopper, the stopper sets up at the spacing inslot, the spacing groove is seted up on two bracing pieces, the one end of bracing piece is connected with fixed cover, fixed cover is established and is fixed on traction motor's outer wall, one side that traction motor was kept away from to the protection casing is provided with positioning mechanism.

Furthermore, a plurality of fixing screws penetrate through the outer wall of the fixing sleeve, and one ends of the fixing screws are abutted against the outer wall of the traction motor.

Further, one side of spacing groove is provided with the spring, the one end of spring is provided with the baffle, stopper extrusion baffle realizes the spring shrink.

Furthermore, the spacing groove is "protruding" style of calligraphy and the other side extends to the end of bracing piece, the stopper enters into to the spacing inslot along the bracing piece end and slides.

Furthermore, the middle part of the protective cover on one side of the positioning mechanism is provided with an output port, and the output port realizes the transmission connection of external parts and a rotating shaft.

Furthermore, positioning mechanism is including setting up at the terminal fixed block of two bracing pieces one side in opposite directions, one side of fixed block is provided with the rotation post.

Furthermore, one side of the rotating column is provided with a positioning bearing, and the positioning bearing is arranged on the fixing block.

Furthermore, the opposite side of rotation post runs through the protection casing lateral wall and the end is provided with the locating plate, the locating plate is the rectangle form.

Furthermore, a connecting screw is fixed on the positioning plate, penetrates through the positioning plate and is connected with the rotating column.

Furthermore, a fixing groove is formed in the protective cover and is rectangular, and when the fixing groove is parallel to the positioning plate, the positioning plate can penetrate through the fixing groove.

Compared with the prior art, the utility model beneficial effect who has is:

1. the rotating shaft can be isolated from the outside through the arranged protective cover, so that the protective staff is prevented from touching the rotating shaft rotating at a high speed to cause injury of the staff, the protective cover is fixed through the matching of the limiting block and the limiting groove, the limiting block is clamped with the limiting groove to prevent the limiting block from falling out of the limiting groove, the protective cover is fixed through the matching of the arranged baffle and the positioning mechanism, the limiting block extrudes the baffle to realize spring compression, at the moment, the positioning mechanism penetrates out of the protective cover to realize the fixation with the side wall of the protective cover, at the moment, the spring can absorb external vibration force, meanwhile, the stability of the protective cover can be ensured, and the safety of the traction motor in use is improved;

2. the fixing of two bracing pieces has been realized through the cooperation of the fixed cover that sets up and set screw, and fixed cover cup joints on traction motor, realizes fixedly through outside set screw and traction motor's outer wall looks butt to positioning mechanism is fixed through locating plate and fixed slot looks vertical realization, can take off the protection casing when paralleling and overhaul traction motor inside, and the simple operation has reduced maintenance personal's work load.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a high-speed traction motor rotating shaft with a protective structure provided by the present invention;

fig. 2 is a structural side view of the fixed sleeve in the rotating shaft of the high-speed traction motor with the protective structure provided by the utility model;

FIG. 3 is a side view of the connection between the limiting groove and the limiting block in the high-speed traction motor shaft with a protective structure of the present invention;

FIG. 4 is an enlarged view of the structure of the area A in FIG. 1;

fig. 5 is a side view of the protection cover in the high-speed traction motor rotating shaft with the protection structure provided by the present invention.

In the figure: 1-traction motor, 2-rotating shaft, 3-fixing sleeve, 4-fixing screw, 5-supporting rod, 6-protective cover, 7-limiting groove, 8-limiting block, 9-spring, 10-baffle, 11-fixing block, 12-rotating column, 13-positioning plate, 14-fixing groove, 15-connecting screw and 16-output port.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following describes the implementation of the present invention in detail with reference to specific embodiments.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 1-5, the preferred embodiment of the present invention is shown.

The high-speed traction motor rotating shaft with the protection structure comprises a traction motor 1, a rotating shaft 2 is arranged at the output end of the traction motor 1, a protective cover 6 is arranged outside the rotating shaft 2, limiting blocks 8 are arranged on two sides of the inner part of the protective cover 6, the limiting blocks 8 are arranged in limiting grooves 7, the limiting grooves 7 are formed in two supporting rods 5, one ends of the supporting rods 5 are connected with a fixing sleeve 3, the fixing sleeve 3 is sleeved and fixed on the outer wall of the traction motor 1, and a positioning mechanism is arranged on one side, away from the traction motor 1, of the protective cover 6, the rotating shaft 2 can be isolated from the outside by the arranged protective cover 6, so that the injury of workers caused by the fact that the workers touch the rotating shaft 2 rotating at high speed is avoided, the fixed sleeve 3 is sleeved on the traction motor 1, the fixing is realized by the external fixing screw 4 abutting against the outer wall of the traction motor 1, and the normal use of the rotating shaft 2 is effectively protected.

In this embodiment, a plurality of fixing screws 4 penetrate through the outer wall of the fixing sleeve 3, and one end of each fixing screw 4 abuts against the outer wall of the traction motor 1, so that the fixing of the support rod 5 can be realized, and the support rod supports the protective cover 6.

In this embodiment, one side of spacing groove 7 is provided with spring 9, spring 9's one end is provided with baffle 10, stopper 8 extrudes baffle 10 and realizes that spring 9 contracts, spacing groove 7 is "protruding" word form and the other side extends to the end of bracing piece 5, stopper 8 slides to spacing groove 7 along the terminal entering of bracing piece 5, protection casing 6 is realized fixedly through stopper 8 and spacing groove 7's cooperation, stopper 8 and spacing groove 7 joint avoid stopper 8 to fall out from spacing groove 7.

In this embodiment, the middle of the protective cover 6 on one side of the positioning mechanism is provided with an output port 16, and the output port 16 realizes transmission connection between an external component and the rotating shaft 2, so that power transmission of the traction motor 1 is facilitated.

In this embodiment, the positioning mechanism includes a fixed block 11 disposed at the end of one opposite side of the two support rods 5, a rotating column 12 is disposed at one side of the fixed block 11, a positioning bearing is disposed at one side of the rotating column 12, the positioning bearing is disposed on the fixed block 11, so that the rotating column 12 can be quickly fixed after rotating, a positioning plate 13 is disposed at the other side of the rotating column 12 and penetrates through the sidewall of the shield 6, the positioning plate 13 is rectangular, a connecting screw 15 is fixed on the positioning plate 13, the connecting screw 15 penetrates through the positioning plate 13 and is connected with the rotating column 12, a fixing groove 14 is disposed on the shield 6, the fixing groove 14 is rectangular, and when fixed slot 14 parallels with locating plate 13, locating plate 13 can pass fixed slot 14, and positioning mechanism realizes fixedly through locating plate 13 and fixed slot 14 looks vertical, can take off protection casing 6 when paralleling and overhaul traction motor 1 inside.

When the technical scheme is used, the fixing of the two support rods 5 is realized through the matching of the arranged fixing sleeve 3 and the fixing screw 4, the fixing sleeve 3 is sleeved on the traction motor 1 and is abutted against the outer wall of the traction motor 1 through the external fixing screw 4 to realize the fixing, the protection cover 6 is fixed through the matching of the limit block 8 and the limit groove 7, the limit block 8 is clamped with the limit groove 7 to avoid the limit block 8 from falling out of the limit groove 7, the arranged baffle 10 is matched with the positioning mechanism to realize the fixing of the protection cover 6, the limit block 8 extrudes the baffle 10 to realize the compression of the spring 9, the positioning mechanism penetrates out of the protection cover 6 to realize the fixing with the side wall of the protection cover 6 at the moment, the spring 9 can absorb the external vibration force, simultaneously can also ensure the stability of the protection cover 6, improve the safety when the traction motor 1 is used, and the positioning mechanism is vertically fixed through the positioning plate 13 and the fixing groove 14, can take off protection casing 6 when parallel and overhaul 1 inside traction motor, the simple operation has reduced maintenance personal's work load, can make axis of rotation 2 isolated with the outside through the protection casing 6 that sets up, avoids protection staff to touch high-speed rotatory axis of rotation 2 like this and leads to the staff injured.

The details of the present invention are well known to those skilled in the art.

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. High-speed traction motor pivot with protective structure, its characterized in that: including traction motor, traction motor's output is provided with the axis of rotation, the outside of axis of rotation is provided with the protection casing, the inside both sides of protection casing all are provided with the stopper, the stopper sets up at the spacing inslot, the spacing groove is seted up on two bracing pieces, the one end of bracing piece is connected with fixed cover, fixed cover is established and is fixed on traction motor's outer wall, one side that traction motor was kept away from to the protection casing is provided with positioning mechanism.

2. The rotating shaft of the high-speed traction motor with the protective structure as claimed in claim 1, wherein: a plurality of fixing screws penetrate through the outer wall of the fixing sleeve, and one ends of the fixing screws are abutted against the outer wall of the traction motor.

3. The rotating shaft of the high-speed traction motor with the protective structure as claimed in claim 2, wherein: one side of spacing groove is provided with the spring, the one end of spring is provided with the baffle, stopper extrusion baffle realizes the spring shrink.

4. The rotating shaft of the high-speed traction motor with the protective structure as claimed in claim 3, wherein: the spacing groove is "protruding" style of calligraphy and the other side extends to the end of bracing piece, the stopper slides along the terminal entering to the spacing inslot of bracing piece.

5. The rotating shaft of the high-speed traction motor with the protective structure as claimed in claim 4, wherein: the middle part of the protective cover on one side of the positioning mechanism is provided with an output port, and the output port realizes the transmission connection of external parts and a rotating shaft.

6. The rotating shaft of the high-speed traction motor with the protective structure as claimed in any one of claims 1 to 5, wherein: the positioning mechanism comprises fixed blocks arranged at the tail ends of one opposite sides of the two support rods, and a rotating column is arranged on one side of each fixed block.

7. The rotating shaft of the high-speed traction motor with the protective structure as claimed in claim 6, wherein: one side of the rotating column is provided with a positioning bearing, and the positioning bearing is arranged on the fixing block.

8. The rotating shaft of the high-speed traction motor with the protective structure as claimed in claim 7, wherein: the opposite side of rotation post runs through the protection casing lateral wall and the end is provided with the locating plate, the locating plate is the rectangle form.

9. The rotating shaft of the high-speed traction motor with the protective structure as claimed in claim 8, wherein: and a connecting screw is fixed on the positioning plate, penetrates through the positioning plate and is connected with the rotating column.

10. The rotating shaft with protective structure of high-speed traction motor of claim 9, wherein: the protective cover is provided with a fixing groove which is rectangular, and the positioning plate can penetrate through the fixing groove when the fixing groove is parallel to the positioning plate.