CN220234352U

CN220234352U - Motor for gate door

Info

Publication number: CN220234352U
Application number: CN202321873875.3U
Authority: CN
Inventors: 陈本平; 夏卫平
Original assignee: Zhoushan Donghai Motor Industrial Co ltd
Current assignee: Zhoushan Donghai Motor Industrial Co ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2023-12-22
Anticipated expiration: 2033-07-17

Abstract

The utility model provides a motor for a gate, which solves the problem that the service life of the gate is influenced by axial movement of a motor shaft. The method is characterized in that: the rotor and the commutator are arranged on the rotating shaft, one end of the commutator is in contact with one end of the rotor, a first bearing and a second bearing are respectively arranged at the upper end and the lower end of the shell, the other end of the rotor is in contact with the end face of the inner ring of the first bearing, and a gasket is arranged between the other end of the commutator and the inner ring of the second bearing. One end of the rotor is contacted with the first bearing, the other end of the rotor is contacted with the commutator, and then a gap between the commutator and the second bearing is eliminated through a gasket, so that the rotor is used for preventing the axial movement under the action of axial force when the rotating shaft rotates, and further the service life of the gate door is ensured.

Description

Motor for gate door

Technical Field

The utility model relates to the technical field of motors, in particular to a motor for a gate door.

Background

The gate door is a device for closing or opening the clearance channel at the clearance position of an airport, a high-speed rail station, an exit and entry station and a railway station, so as to facilitate orderly clearance of passengers. The door body of the gate door is driven by a motor to open and close. In the running process of the motor, the motor shaft is acted by axial force, so that the door body can move axially, the adverse effect of large vibration and noise is caused, and the service life of the gate door is seriously influenced.

Disclosure of Invention

In order to overcome the defects of the background technology, the utility model provides a motor for a gate, and solves the problem that the service life of the gate is influenced by axial movement of a motor shaft.

The technical scheme adopted by the utility model is as follows:

the motor for the gate comprises a housing, wherein the housing is provided with a rotor, a stator, a commutator and a rotating shaft, the rotor and the commutator are arranged on the rotating shaft, one end of the commutator is in contact with one end of the rotor, a first bearing and a second bearing are respectively arranged at the upper end and the lower end of the housing, the other end of the rotor is in contact with the end face of an inner ring of the first bearing, and a gasket is arranged between the other end of the commutator and the inner ring of the second bearing.

The gasket is a graphite gasket.

The top of casing is equipped with and is used for with pivot complex wear-resisting cover, be equipped with the oil blanket between wear-resisting cover and the pivot.

Threaded holes are uniformly distributed in the circumferential direction of the side wall of the top of the shell.

And a positioning ring is arranged above the threaded hole.

The casing includes casing, upper end cover and lower end cover all are equipped with be used for with casing complex annular portion, the lower end cover is equipped with the counter bore, the upper end cover bottom surface is equipped with and is used for with bolt complex bellying.

And a sealing ring is arranged between the outer wall of the annular part and the inner wall of the shell.

The beneficial effects of the utility model are as follows:

one end of the rotor is contacted with the first bearing, the other end of the rotor is contacted with the commutator, and then a gap between the commutator and the second bearing is eliminated through a gasket, so that the rotor is used for preventing the axial movement under the action of axial force when the rotating shaft rotates, and further the service life of the gate door is ensured.

Drawings

Fig. 1 is a schematic diagram of the present utility model.

Fig. 2 is a schematic view of the upper end cap of the present utility model.

Fig. 3 is a schematic view of the lower end cap of the present utility model.

Rotor 1, commutator 2, pivot 3, bearing No. 4, bearing No. 5, gasket 6, wear sleeve 7, oil blanket 8, screw hole 9, holding ring 10, casing 11, upper end cover 12, lower end cover 13, annular portion 14, counter bore 15, bellying 16, sealing washer 17.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

in the embodiment, as shown in fig. 1, a motor for a gate door comprises a housing, the housing is provided with a rotor 1, a stator, a commutator 2 and a rotating shaft 3, the rotor 1 and the commutator 2 are arranged on the rotating shaft 3, one end of the commutator 2 is contacted with one end of the rotor 1, the upper end and the lower end of the housing are respectively provided with a first bearing 4 and a second bearing 5, the other end of the rotor 1 is contacted with the end face of an inner ring of the first bearing 4, and a gasket 6 is arranged between the other end of the commutator 2 and the inner ring of the second bearing 5. One end of the rotor 1 is contacted with the first bearing 4, the other end is contacted with the commutator 2, and then a gap between the commutator 2 and the second bearing 5 is eliminated through a gasket 6, so that axial movement is carried out under the action of axial force when the rotating shaft 3 is prevented from rotating, and the service life of a gate door is further ensured.

In an embodiment, as shown in fig. 1, the gasket 6 is a graphite gasket. The graphite gasket has small friction coefficient and high temperature resistance, and ensures the service life of the gasket 6 in the machine shell.

In the embodiment, as shown in fig. 1 and 2, a wear-resistant sleeve 7 matched with the rotating shaft 3 is arranged at the top of the shell, and an oil seal 8 is arranged between the wear-resistant sleeve 7 and the rotating shaft 3. The casing is equipped with the shaft hole that is used for letting pivot 3 pass, prevents when pivot 3 rotates with shaft hole inner wall direct contact, leads to the wearing and tearing of pivot 3 or shaft hole inner wall.

In the embodiment, as shown in fig. 1 and 2, threaded holes 9 are uniformly distributed on the circumference of the side wall of the top of the casing. Is convenient for fixing the shell.

In the embodiment, as shown in fig. 1 and 2, a positioning ring 10 is disposed above the threaded hole 9. The positioning ring 10 can be used for matching with the connecting mechanism, so that the connecting hole of the connecting mechanism is matched with the threaded hole 9.

In the embodiment, as shown in fig. 1, 2 and 3, the casing includes a housing 11, an upper end cover 12 and a lower end cover 13, where the upper end cover 12 and the lower end cover 13 are both provided with an annular portion 14 for matching with the housing 11, the lower end cover 13 is provided with a counter bore 15, and the bottom surface of the upper end cover 12 is provided with a protruding portion 16 for matching with a bolt. The first bearing 4 and the second bearing 5 can be respectively arranged on the upper end cover 12 and the lower end cover 13, so that the installation is convenient; the boss 16 is provided with a threaded connection hole, and is connected with the upper end cover 12 and the lower end cover 13 through bolts, so that the upper end cover 12, the shell 11 and the lower end cover 13 are tightly matched, and meanwhile, the assembly and the disassembly are convenient.

In the embodiment, as shown in fig. 1, 2 and 3, a sealing ring 17 is disposed between the outer wall of the annular portion 14 and the inner wall of the housing 11. The sealing performance of the upper end cover 12, the lower end cover 13 and the shell 11 is ensured, and the damage to parts in the shell 11 caused by the entry of water vapor into the shell 11 is prevented.

It is apparent that the above examples of the present utility model are merely illustrative of the present utility model and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary or impossible to exemplify all embodiments herein. And obvious changes and modifications which come within the spirit of the utility model are desired to be protected.

Claims

1. The motor for the gate comprises a housing, wherein the housing is provided with a rotor (1), a stator, a commutator (2) and a rotating shaft (3), and is characterized in that: the novel rotor is characterized in that the rotor (1) and the commutator (2) are arranged on the rotating shaft (3), one end of the commutator (2) is in contact with one end of the rotor (1), a first bearing (4) and a second bearing (5) are respectively arranged at the upper end and the lower end of the shell, the other end of the rotor (1) is in contact with the end face of the inner ring of the first bearing (4), and a gasket (6) is arranged between the other end of the commutator (2) and the inner ring of the second bearing (5).

2. The motor for a gate door of claim 1, wherein: the gasket (6) is a graphite gasket.

3. The motor for a gate door of claim 1, wherein: the top of casing is equipped with wear-resisting cover (7) that are used for with pivot (3) complex, be equipped with oil blanket (8) between wear-resisting cover (7) and pivot (3).

4. The motor for a gate door of claim 1, wherein: threaded holes (9) are uniformly distributed in the circumferential direction of the side wall of the top of the shell.

5. The motor for a gate door as claimed in claim 4, wherein: a positioning ring (10) is arranged above the threaded hole (9).

6. The motor for a gate door of claim 1, wherein: the shell comprises a shell body (11), an upper end cover (12) and a lower end cover (13), wherein the upper end cover (12) and the lower end cover (13) are respectively provided with an annular part (14) which is matched with the shell body (11), the lower end cover (13) is provided with a counter bore (15), and the bottom surface of the upper end cover (12) is provided with a protruding part (16) which is matched with a bolt.

7. The motor for a gate door as claimed in claim 6, wherein: a sealing ring (17) is arranged between the outer wall of the annular part (14) and the inner wall of the shell (11).