CN212509252U - Carbon brush motor belt pulley - Google Patents
Carbon brush motor belt pulley Download PDFInfo
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- CN212509252U CN212509252U CN202021078562.5U CN202021078562U CN212509252U CN 212509252 U CN212509252 U CN 212509252U CN 202021078562 U CN202021078562 U CN 202021078562U CN 212509252 U CN212509252 U CN 212509252U
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Abstract
The utility model relates to the technical field of belt pulleys, in particular to a carbon brush motor belt pulley, which solves the defects of complex installation and easy falling in the prior art, and comprises a belt pulley, a motor shaft and an installation sleeve, wherein one side of the belt pulley is welded with an installation seat, the installation seat is internally provided with a communicated installation hole and symmetrically arranged side grooves in sequence, both sides of the inner wall of the installation hole are provided with rectangular grooves, the inside of the side groove is provided with an arc-shaped sliding plate in a sliding way, and through the arrangement of structures such as balls, semi-spherical grooves, strip-shaped plates, rectangular grooves, a pressing plate, the installation sleeve and the like, the motor shaft utilizes the matching of the balls, the semi-spherical grooves, the strip-shaped plates and the rectangular grooves to carry out secondary positioning in the installation process, the installation precision is high, the balls press the two sides of the motor shaft after installation, the pressing plate tightly supports the motor, can effectively avoid the loosening and falling of the motor shaft and has stronger practicability.
Description
Technical Field
The utility model relates to a belt pulley technical field especially relates to a carbon brush motor belt pulley.
Background
The carbon brush motor is a more traditional motor, the inner carbon brush is contacted with the exchanger to electrify the inner coil, and the transmission of the carbon brush motor and the external part adopts a belt pulley. The belt pulley in the prior art has the following defects when being installed and connected with a motor shaft: firstly, the installation is loaded down with trivial details, needs to use a plurality of screws or bolt part, and secondly the precision of installation is low, and loosens easily and drops between long-term back motor shaft and the belt pulley.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of complex installation and easy falling off existing in the prior art and providing a carbon brush motor belt pulley.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a carbon brush motor belt pulley, includes belt pulley, motor shaft and installation cover, the welding of one side of belt pulley has the mount pad, the mounting hole that is linked together and symmetrical arrangement's side channel have been seted up in proper order to the inside of mount pad, the rectangular channel has all been seted up to the inner wall both sides of mounting hole, the inside slip of side channel is provided with the arc slide, the welding of one side of arc slide has the connecting rod, the ball has been installed to the tip of connecting rod, the both sides of motor shaft all weld with rectangular channel assorted bar board, and the both sides of motor shaft still seted up with ball assorted hemisphere groove, the installation cover includes first rotor plate and second rotor plate, through round pin axle swing joint between first rotor plate and the second rotor plate, and the tip of first rotor plate and second rotor plate passes through countersunk bolt fixed connection.
Preferably, the outer side of the end part of the mounting seat and the inner wall of the mounting sleeve are both provided with matched threads.
Preferably, the outer side of the motor shaft is provided with a pressing plate of an integrated structure, and the cross sectional area of the pressing plate is equal to that of the mounting seat in size.
Preferably, the spout has all been seted up to the inner wall both sides in side channel, arc slide and spout sliding connection, one side at arc slide both ends all is through buckle fixedly connected with spring, the other end of spring and the lateral wall fixed connection of spout.
Preferably, one side of the first rotating plate and one side of the second rotating plate are respectively provided with a first limiting plate and a second limiting plate which are of an integrated structure, and the first limiting plate and the second limiting plate are both arc-shaped.
The utility model has the advantages that:
1. the utility model discloses in through the setting of installation cover, mount pad, pressure strip, arc slide isotructure, only need operate the installation cover of a thread design during installation and dismantlement, just can make the motor shaft locking or pull down in X, Y axle directions, the dismouting is very convenient, the personnel's operation of being convenient for.
2. The utility model discloses in through the setting of ball, hemisphere groove, bar shaped plate, rectangular channel, pressure strip and installation cover isotructure, the motor shaft has utilized ball, hemisphere groove, bar shaped plate and rectangular channel cooperation to carry out the secondary location in the installation, and the installation accuracy is high, and the ball compresses tightly the both sides of motor shaft after the installation, and the pressure strip supports the motor shaft tightly inside the mounting hole, and the threaded structure's of design installation cover locking simultaneously can avoid the motor shaft not hard up to drop effectively, has stronger practicality.
Drawings
Fig. 1 is a schematic structural view of a pulley of a carbon brush motor according to the present invention;
fig. 2 is a side view of a motor shaft according to the present invention;
fig. 3 is an enlarged view of the carbon brush motor pulley of the present invention at the position marked a;
fig. 4 is a schematic structural view of the mounting sleeve provided by the present invention.
In the figure: the belt pulley 1, the mounting seat 2, the motor shaft 3, the mounting sleeve 4, the first rotating plate 41, the second rotating plate 42, the first limiting plate 43, the second limiting plate 44, the pressing plate 5, the hemispherical groove 6, the rectangular groove 7, the strip-shaped plate 8, the arc-shaped sliding plate 9, the connecting rod 10, the sliding groove 11, the ball 12, the spring 13 and the side groove 14.
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.
Referring to fig. 1 to 4, a pulley for a carbon brush motor includes a pulley 1, a motor shaft 3 and a mounting sleeve 4, a mounting seat 2 is welded on one side of the belt pulley 1, a mounting hole and symmetrically arranged side grooves 14 which are communicated with each other are sequentially formed in the mounting seat 2, rectangular grooves 7 are formed in both sides of the inner wall of the mounting hole, an arc-shaped sliding plate 9 is slidably arranged in each side groove 14, a connecting rod 10 is welded on one side of each arc-shaped sliding plate 9, balls 12 are arranged at the end part of each connecting rod 10, strip-shaped plates 8 which are matched with the rectangular grooves 7 are welded on both sides of a motor shaft 3, and both sides of the motor shaft 3 are also provided with hemispherical grooves 6 matched with the balls 12, the mounting sleeve 4 comprises a first rotating plate 41 and a second rotating plate 42, the first rotating plate 41 and the second rotating plate 42 are movably connected through a pin shaft, and the ends of the first and second rotating plates 41 and 42 are fixedly coupled by countersunk bolts.
Through the installation cover 4, mount pad 2, pressure strip 5, the setting of arc slide 9 isotructure, only need operate the installation cover 4 of a thread design during installation and dismantlement, just can make motor shaft 3 lock or pull down in X, Y axle directions, the dismouting is very convenient, the personnel's operation of being convenient for, through ball 12, hemisphere groove 6, bar shaped plate 8, rectangular channel 7, the setting of pressure strip 5 and installation cover 4 isotructure, motor shaft 3 is in the installation, ball 12 has been utilized, hemisphere groove 6, bar shaped plate 8 and rectangular channel 7 cooperation carry out the secondary positioning, the installation accuracy is high, installation back ball 12 compresses tightly motor shaft 3's both sides, pressure strip 5 supports motor shaft 3 tightly inside the mounting hole, design the locking of thread structure's installation cover 4 simultaneously, can avoid motor shaft 3 not hard up to drop effectively, stronger practicality has.
In this embodiment, the outside of mount pad 2 tip and the inner wall of installing sleeve 4 all are equipped with assorted screw thread.
In this embodiment, a pressing plate 5 of an integrated structure is disposed on the outer side of the motor shaft 3, and the cross-sectional area of the pressing plate 5 is equal to the cross-sectional area of the mounting base 2.
In this embodiment, spout 11 has all been seted up to the inner wall both sides of side channel 14, and arc slide 9 and spout 11 sliding connection, one side at arc slide 9 both ends all is through buckle fixedly connected with spring 13, the other end of spring 13 and the lateral wall fixed connection of spout 11.
In this embodiment, a first limiting plate 43 and a second limiting plate 44 of an integrated structure are respectively disposed on one side of the first rotating plate 41 and one side of the second rotating plate 42, and both the first limiting plate 43 and the second limiting plate 44 are arc-shaped.
The utility model discloses a concrete implementation process as follows: during installation, the motor shaft 3 is inserted into the installation hole, the strip-shaped plate 8 is embedded into the rectangular groove 7 for positioning, the pressing plate 5 is pressed on the end face of the installation base 2 after being tightly inserted, then a person opens the installation sleeve 4 and sleeves the installation sleeve outside the motor shaft 3, then the installation sleeve is closed to close the first rotating plate 41 and the second rotating plate 42, the installation sleeve 4 is fixedly kept by using a countersunk bolt, then the installation sleeve 4 is screwed at the end part of the installation base 2, when the installation sleeve 4 is screwed to the arc-shaped sliding plate 9, the arc-shaped sliding plate 9 is extruded into the side groove 14, the ball 12 is pressed in the hemispherical groove 6 under driving to further lock the motor shaft 3, after the installation, the pressing plate 5 is pressed by the two limiting plates to keep the stable connection between the motor shaft 3 and the installation base 2, and the motor shaft 3 is locked in the direction of X, Y without;
furthermore, when disassembling, the person only needs to unscrew the mounting sleeve 4, the arc-shaped sliding plate 9 will automatically eject by means of the elastic force of the spring 13, and then the motor shaft 3 can be disassembled conveniently.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A carbon brush motor belt pulley comprises a belt pulley (1), a motor shaft (3) and an installation sleeve (4), and is characterized in that an installation seat (2) is welded on one side of the belt pulley (1), a connection hole and symmetrically-arranged side grooves (14) are sequentially formed in the installation seat (2), rectangular grooves (7) are formed in two sides of the inner wall of the installation hole, an arc-shaped sliding plate (9) is arranged in the side grooves (14) in a sliding mode, a connection rod (10) is welded on one side of the arc-shaped sliding plate (9), balls (12) are installed at the end portion of the connection rod (10), strip-shaped plates (8) matched with the rectangular grooves (7) are welded on two sides of the motor shaft (3), semi-spherical grooves (6) matched with the balls (12) are further formed in two sides of the motor shaft (3), the installation sleeve (4) comprises a first rotating plate (41) and a second rotating plate (42), the first rotating plate (41) is movably connected with the second rotating plate (42) through a pin shaft, and the end parts of the first rotating plate (41) and the second rotating plate (42) are fixedly connected through countersunk bolts.
2. A pulley with carbon brush motor according to claim 1, characterized in that the outer side of the end of the mounting seat (2) and the inner wall of the mounting sleeve (4) are provided with matching threads.
3. A carbon brush motor pulley according to claim 1, characterized in that the outer side of the motor shaft (3) is provided with a pressure plate (5) of an integrated structure, and the cross-sectional area of the pressure plate (5) is equal to the cross-sectional area of the mounting seat (2).
4. The carbon brush motor pulley according to claim 1, wherein sliding grooves (11) are formed in two sides of an inner wall of each side groove (14), the arc-shaped sliding plate (9) is slidably connected with the sliding grooves (11), one side of each of two ends of the arc-shaped sliding plate (9) is fixedly connected with a spring (13) through a buckle, and the other end of each spring (13) is fixedly connected with a side wall of each sliding groove (11).
5. The carbon brush motor pulley according to claim 1, wherein a first limiting plate (43) and a second limiting plate (44) which are integrally formed are respectively arranged on one side of the first rotating plate (41) and one side of the second rotating plate (42), and the first limiting plate (43) and the second limiting plate (44) are both arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021078562.5U CN212509252U (en) | 2020-06-12 | 2020-06-12 | Carbon brush motor belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021078562.5U CN212509252U (en) | 2020-06-12 | 2020-06-12 | Carbon brush motor belt pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212509252U true CN212509252U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021078562.5U Active CN212509252U (en) | 2020-06-12 | 2020-06-12 | Carbon brush motor belt pulley |
Country Status (1)
| Country | Link |
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| CN (1) | CN212509252U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113328558A (en) * | 2021-04-27 | 2021-08-31 | 西安中车永电捷力风能有限公司 | Centripetal carbon brush holder structure of motor |
-
2020
- 2020-06-12 CN CN202021078562.5U patent/CN212509252U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113328558A (en) * | 2021-04-27 | 2021-08-31 | 西安中车永电捷力风能有限公司 | Centripetal carbon brush holder structure of motor |
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