CN211830453U

CN211830453U - Detachable shaft sleeve for direct current motor

Info

Publication number: CN211830453U
Application number: CN202020499447.9U
Authority: CN
Inventors: 吴明星
Original assignee: Maanshan Maike Yingfu Machinery Technology Co ltd
Current assignee: Maanshan Maike Yingfu Machinery Technology Co ltd
Priority date: 2020-04-08
Filing date: 2020-04-08
Publication date: 2020-10-30
Anticipated expiration: 2030-04-08

Abstract

The utility model discloses a detachable axle sleeve that DC motor used, which comprises a frame, be equipped with the motor in the frame, the motor output is equipped with the motor shaft, the motor shaft is kept away from motor one side is run through the frame extends to the frame outside and with connecting piece swing joint, the top and the bottom of frame side all are equipped with the spout, be equipped with the movable rod in the spout, movable rod middle part both sides all are equipped with the fixed plate, the fixed plate middle part is equipped with first screw hole, first threaded hole is equipped with threaded rod one, the movable rod is kept away from frame one side is equipped with splint, two be equipped with the axle sleeve in the splint, be equipped with the fixed block on the splint, the both sides limit of splint all is equipped with the second screw hole, the second screw hole. Has the advantages that: the side of motor is equipped with a plurality of pulley, and the setting up of pulley has made things convenient for the motor to remove in the frame, has improved the practicality of motor.

Description

Detachable shaft sleeve for direct current motor

Technical Field

The utility model relates to a shaft sleeve technical field particularly, relates to a detachable shaft sleeve that DC motor used.

Background

The axle sleeve is the important part on the rotor part of the single-stage or multistage centrifugal pump, mainly used for installing packing seal or mechanical seal, belong to quick-wear parts, especially when being used for packing seal, because its surface rubs with the packing for a long time, very easy wearing and tearing, will often dismantle the change, nevertheless because of its hole and the contact of axle surface, when liquid oozes in, can produce the corrosion, lead to axle sleeve and axle interlock together, brought very big inconvenience for dismantling, some even will take destructive dismantlement (like oxygen cutting etc.), can damage the main shaft when serious, the maintenance degree of difficulty is big, cost of maintenance is high.

In summary, how to provide a detachable shaft sleeve for a dc motor is a technical problem that needs to be solved urgently at present.

SUMMERY OF THE UTILITY MODEL

The technical task of the utility model is to above not enough, provide a detachable axle sleeve that DC motor used, solve the problem that the background art mentioned.

The technical scheme of the utility model is realized like this:

the utility model provides a detachable axle sleeve that DC motor used, includes the frame, be equipped with the motor in the frame, the motor output is equipped with the motor shaft, the motor shaft is kept away from motor one side runs through the frame extends to the frame outside and with connecting piece swing joint, the top and the bottom of frame side all are equipped with the spout, be equipped with the movable rod in the spout, movable rod middle part both sides all are equipped with the fixed plate, the fixed plate middle part is equipped with first screw hole, first threaded hole is equipped with threaded rod one, the movable rod is kept away from frame one side is equipped with splint, two be equipped with the axle sleeve in the splint, be equipped with the fixed block on the splint, the both sides limit of splint all is equipped with the second screw hole, the second screw hole runs through the fixed block.

Preferably, a sliding groove is formed in the rack, a plurality of pulleys are arranged on the side edge of the rack, and the pulleys are matched with the sliding groove.

Preferably, a third threaded hole is formed in the center of the side face of the rack, an external thread is arranged on the outer surface of the motor shaft, and the motor shaft is connected with the third threaded hole through a thread.

Preferably, an elastic pad is arranged at the center of the clamping plate and made of a rubber material, and the elastic pad is fixedly bonded with the clamping plate.

Preferably, the connecting piece is of a cylindrical structure, a movable groove is formed in one side, close to the motor shaft, of the connecting piece, and the motor shaft is movably connected with the connecting piece through the movable groove.

Preferably, the end parts of the first threaded rod and the second threaded rod are respectively provided with a connecting block matched with a wrench.

Preferably, the motor is electrically connected with the control switch, the motor is a bidirectional rotating motor, and the connecting piece is matched with the inner diameter of the shaft sleeve.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. the side of motor is equipped with a plurality of pulley, and the setting up of pulley has made things convenient for the motor to remove in the frame, has improved the practicality of motor.

2. The motor shaft is movably connected with the connecting piece, and the motor shaft cannot drive the connecting piece to rotate while rotating, so that the connecting piece cannot damage the structure of the bearing while contacting the bearing.

3. The first threaded rod and the second threaded rod interact, so that the clamping plate can firmly fix the shaft sleeve, meanwhile, the elastic cushion at the middle part of the clamping plate protects the outer surface of the shaft sleeve from being damaged, and friction is increased to enable the clamping plate to be more tightly connected with the shaft sleeve.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram according to an embodiment of the present invention;

fig. 2 is a side view of a movable bar according to an embodiment of the present invention;

fig. 3 is a side view of a frame according to an embodiment of the present invention;

fig. 4 is a schematic view of a splint structure according to an embodiment of the present invention.

In the figure:

1. a frame; 2. a motor; 3. a motor shaft; 4. a connecting member; 5. a movable rod; 6. a fixing plate; 7. a first threaded rod; 8. a splint; 9. a second threaded rod; 10. a first threaded hole; 11. a second threaded hole; 12. a chute; 13. a third threaded hole; 14. a fixed block; 15. and a shaft sleeve.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

The invention will be further explained with reference to the drawings and the specific embodiments.

In the first embodiment, as shown in fig. 1, a detachable shaft sleeve for a direct current motor according to an embodiment of the present invention includes a frame 1, a motor 2 is disposed in the frame 1, an output end of the motor 2 is provided with a motor shaft 3, one side of the motor shaft 3, which is away from the motor 2, penetrates through the frame 1 and extends to the outside of the frame 1 and is movably connected with a connecting member 4, the top and the bottom of a side edge of the frame 1 are both provided with a chute 12, a movable rod 5 is disposed in the chute 12, both sides of the middle portion of the movable rod 5 are provided with a fixed plate 6, the middle portion of the fixed plate 6 is provided with a first threaded hole 10, a first threaded rod 7 is disposed in the first threaded hole 10, one side of the movable rod 5, which is away from the frame 1, two clamp plates 8 are provided with shaft sleeves 15, the clamp plates 8, the second threaded hole 11 penetrates through the fixing block 14, and a second threaded rod 9 is arranged in the second threaded hole 11.

In the second embodiment, as shown in fig. 1, a sliding groove is arranged in the frame 1, a plurality of pulleys are arranged on the side of the frame 1, and the pulleys are matched with the sliding groove.

In the third embodiment, as shown in fig. 3, a third threaded hole 13 is formed in the center of the side surface of the frame 1, an external thread is formed on the outer surface of the motor shaft 3, the motor shaft 3 is connected with the third threaded hole 13 through a thread, an elastic pad is arranged in the center of the clamping plate 8, the elastic pad is made of a rubber material, and the elastic pad is bonded and fixed with the clamping plate 8.

In a fourth embodiment, as shown in fig. 1, the connecting member 4 is a cylindrical structure, a movable groove is formed in one side of the connecting member 4 close to the motor shaft 3, and the motor shaft 3 is movably connected to the connecting member 4 through the movable groove.

In a fifth embodiment, as shown in fig. 4, the end portions of the first threaded rod 7 and the second threaded rod 9 are respectively provided with a connecting block matched with a wrench, the motor 2 is electrically connected with the control switch, the motor 2 is a bidirectional rotating motor, and the connecting piece 4 is matched with the inner diameter of the shaft sleeve 15.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In the time of practical application, when the axle sleeve is dismantled to needs, at first, place axle sleeve 15 in two splint 8, then rotatory threaded rod 7 and two 9 threaded rods, thereby threaded rod 7 and two 9 interact drive two movable rods 5 and be close to each other, thereby it fixes axle sleeve 15 to drive two splint 8, through control switch external power source starter motor 2, motor 2 drives motor shaft 3 rotatory, motor shaft 3 and the 11 interact of third screw hole, make motor shaft 3 drive motor 2 and remove in the spout of frame 1 when advancing, motor shaft 3 drives connecting piece 4 and removes, connecting piece 4 is close with the bearing in the axle sleeve 15 gradually, and release axle sleeve 15 with the bearing.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The detachable shaft sleeve for the direct current motor is characterized by comprising a rack (1), wherein a motor (2) is arranged in the rack (1), the output end of the motor (2) is provided with a motor shaft (3), one side, far away from the motor (2), of the motor shaft (3) penetrates through the rack (1) and extends to the outer side of the rack (1) and is movably connected with a connecting piece (4), the top and the bottom of the side edge of the rack (1) are respectively provided with a sliding chute (12), a movable rod (5) is arranged in the sliding chute (12), two sides of the middle part of the movable rod (5) are respectively provided with a fixed plate (6), the middle part of each fixed plate (6) is provided with a first threaded hole (10), a first threaded rod (7) is arranged in each first threaded hole (10), one side, far away from the rack (1), of each movable rod (5) is provided with a, be equipped with fixed block (14) on splint (8), the both sides limit of splint (8) all is equipped with second screw hole (11), second screw hole (11) run through fixed block (14), be equipped with threaded rod two (9) in second screw hole (11).

2. The detachable shaft sleeve for the direct current motor according to claim 1, wherein a sliding groove is formed in the frame (1), a plurality of pulleys are arranged on the side of the frame (1), and the pulleys are matched with the sliding groove.

3. The detachable shaft sleeve for the direct current motor according to claim 1, wherein a third threaded hole (13) is formed in the center of the side surface of the frame (1), an external thread is formed on the outer surface of the motor shaft (3), and the motor shaft (3) is in threaded connection with the third threaded hole (13).

4. The removable bushing for dc motor of claim 1, wherein said clamping plate (8) has a resilient pad at its center, said resilient pad is made of rubber material, and said resilient pad is fixed to said clamping plate (8) by adhesion.

5. The removable bushing for dc motor of claim 1, wherein said connecting member (4) is a cylindrical structure, a movable slot is formed on one side of said connecting member (4) close to said motor shaft (3), and said motor shaft (3) is movably connected to said connecting member (4) through said movable slot.

6. The detachable shaft sleeve for the direct current motor as claimed in claim 1, wherein the ends of the first threaded rod (7) and the second threaded rod (9) are provided with connecting blocks matched with a wrench.

7. The removable bushing for a direct current motor according to claim 1, wherein said motor (2) is electrically connected to a control switch, said motor (2) is a two-way rotating motor, and said connecting member (4) is fitted to the inner diameter of said bushing (15).