CN206865272U - A kind of motor - Google Patents

Abstract

The utility model discloses a kind of motor, rotor including pedestal and in the pedestal, the both ends of the pedestal are sequentially provided with end cap, bearing chamber end cap and bearing respectively from outer to interior, the end cap is provided with the fuel feed hole for oil-feed, the end cap is removably fixedly connected with the pedestal, the rotor is fixedly connected through the bearing with the end cap, and the bearing chamber end cap is provided with sealing device.Using the utility model provide disclosed in motor, by setting fuel feed hole on end cap, and pass through bearing chamber end cap fixing bearing, axle is sealed by sealing device, it can be achieved in the process of running to carry out bearing of motor the operation such as repairing, oil extraction, to ensure bearing grease quality, bearing reliability is improved.

Description

A kind of motor

Technical field

Motor technology field is the utility model is related to, more specifically to a kind of motor.

Background technology

The structure of 3-132M-4 type motors：It is made up of pedestal, stator core, stator winding, end cap, rotor, bearing；Stator Iron core is fixed on pedestal, stator winding is wound on stator core, end cap through being bolted on pedestal, rotor fixes through bearing On end cap, bearing chamber small end cover plays fixing bearing and sealed bearings room acts on.

When the threephase stator winding (respectively 120 degree of electrical angles of difference) of motor, after being passed through three-phase symmetrical alternating current, will produce One rotating excitation field, the rotating excitation field cutting rotor winding, so as to produce induced-current in rotor windings, (rotor windings are to close Close path), the rotor conductor of current-carrying will produce electromagnetic force under the effect of stator rotating excitation field, so as to form electricity on machine shaft Magnetic torque, drive motor rotation.

Want that after changing the damage of bearing oil starvation or the damage of bearing oil starvation the bearing operation method that oil starvation damages can be immediately exited from There are two kinds, first, increasing clutch between motor and primary speed-down case；Second, increase bearing mends discharge equipment；Increase clutch Tested in many power plant, and be all vibration occur to cause reductor to damage greatly, air preheater tripping operation.So solves the damage of bearing oil starvation Technology be exactly improve bearing reliability itself, periodically mended to bearing, oil extraction ensures that bearing lubrication is good, improve bearing in itself Reliability.

In summary, the problems such as how efficiently solving the damage of bearing of motor oil starvation, is current those skilled in the art Urgent problem.

Utility model content

In view of this, the purpose of this utility model is to provide a kind of motor, to solve the damage of bearing of motor oil starvation The problems such as.

In order to achieve the above object, the utility model provides following technical scheme：

A kind of motor, including pedestal and the rotor in the pedestal, the both ends of the pedestal are from outer to interior difference End cap, bearing chamber end cap and bearing are sequentially provided with, the end cap is provided with the fuel feed hole for oil-feed, the end cap and the base Seat is removably fixedly connected, and the rotor is fixedly connected through the bearing with the end cap, and the bearing chamber end cap is provided with Sealing device.

Preferably, in above-mentioned motor, the sealing device is backbone sealing ring.

Preferably, in above-mentioned motor, the fuel feed hole is circumferentially disposed along the end cap.

Preferably, in above-mentioned motor, the end cap is removably fixedly connected with the pedestal through bolt.

Motor provided by the utility model, including pedestal and the rotor in pedestal, the both ends of pedestal are from outer to interior End cap, bearing chamber end cap and bearing are sequentially provided with respectively, and end cap is provided with the fuel feed hole for oil-feed, and end cap is detachable with pedestal Be fixedly connected, rotor is fixedly connected through bearing with end cap, and bearing chamber end cap is provided with sealing device.Carried using the utility model The motor of confession, by setting fuel feed hole on end cap, and by bearing chamber end cap fixing bearing, axle is entered by sealing device Row sealing, it can be achieved in the process of running to carry out bearing of motor the operation such as repairing, oil extraction, to ensure bearing grease quality, Improve bearing reliability.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is a kind of structural representation of the drive end bearing bracket for motor that the utility model embodiment provides；

Fig. 2 is Fig. 1 main structure diagram；

Fig. 3 is a kind of side structure schematic view of the rear end cap for motor that the utility model embodiment provides；

Fig. 4 is Fig. 3 main structure diagram；

Fig. 5 is the side structure schematic view for the bearing chamber end cap that the utility model embodiment provides；

Fig. 6 is Fig. 5 main structure diagram.

Marked in accompanying drawing as follows：

Drive end bearing bracket 1, fuel feed hole 2, rear end cap 3, bearing chamber end cap 4.

Embodiment

The utility model embodiment discloses a kind of motor, to solve the problems such as bearing of motor oil starvation damage.

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1-Fig. 6 is referred to, Fig. 1 is a kind of structural representation of the drive end bearing bracket for motor that the utility model embodiment provides Figure；Fig. 2 is Fig. 1 main structure diagram；Fig. 3 is a kind of side of the rear end cap for motor that the utility model embodiment provides Depending on structural representation；Fig. 4 is Fig. 3 main structure diagram；Fig. 5 is the bearing chamber end cap that the utility model embodiment provides Side structure schematic view；Fig. 6 is Fig. 5 main structure diagram.

In a kind of specific embodiment, motor provided by the utility model, including pedestal and in pedestal The position of rotor, rotor and pedestal and annexation refer to prior art, will not be repeated here.The both ends of pedestal are from outer to interior End cap, bearing chamber end cap 4 and bearing are sequentially provided with respectively, and bearing is generally open-type bearing, and end cap is provided with for oil-feed Fuel feed hole 2, its setting form can be configured according to being actually needed, be engaged with bearing chamber end cap 4, and bearing is located at end cap and axle Between holding room end cap 4, the fixation of bearing is realized by bearing chamber end cap 4, end cap can be carried out with pedestal by dismountable connector Fixed, rotor is fixedly connected through bearing with end cap, and bearing chamber end cap 4 is provided with sealing device, may generally be sealing ring etc., can root The selection for voluntarily carrying out seal form according to being actually needed, as long as identical technique effect can be reached, to concrete implementation Form is not construed as limiting.

It is understood that end cap is divided into drive end bearing bracket 1 and rear end cap 3, can be set according to different structures various forms of Fuel feed hole 2, as long as identical technique effect can be reached, in the scope of protection of the utility model.

Using motor provided by the utility model, by the oil-feed of fuel feed hole 2 on end cap, after enter to bearing chamber end cap The lubrication to bearing is realized in 4 inside, returns to outside motor bearing chamber by bearing, is discharged through oil exit pipe, sealing device enters to axle Row sealing prevents oil rotated axle outflow, and not changing original motor size by above-mentioned setting realizes repairing in operation, row Oil etc. operates.

Specifically, sealing device is backbone sealing ring.In one embodiment, can be sealed by backbone sealing ring, The rotated axle outflow of oil is prevented to carry out sealing to axle, certainly, in other embodiments, the sealing of other forms can also be selected Device, in the scope of protection of the utility model.

Further, fuel feed hole 2 is along the circumferentially disposed of end cap.Fuel feed hole 2 can be along the circumferentially disposed of end cap, to cause oily warp Fuel feed hole 2 is crossed even into carrying out repairing in bearing chamber, while is easy to manufacture, certainly, in other embodiments, also may be used To be configured as needed, will not be repeated here.

Further, end cap is removably fixedly connected with pedestal through bolt.The fixation of the two can be realized by bolt Connection, its is simple in construction, is easily installed and dismantles.In other embodiments, can be fixed by other means.

Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other The difference of embodiment, between each embodiment identical similar portion mutually referring to.

The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide scope consistent with features of novelty.

Claims (4)

1. a kind of motor, it is characterised in that the rotor including pedestal and in the pedestal, the both ends of the pedestal are outside End cap, bearing chamber end cap and bearing are sequentially provided with respectively to interior, and the end cap is provided with the fuel feed hole for oil-feed, the end cap Removably it is fixedly connected with the pedestal, the rotor is fixedly connected through the bearing with the end cap, the bearing chamber end Cover and be provided with sealing device.

2. motor according to claim 1, it is characterised in that the sealing device is backbone sealing ring.

3. motor according to claim 2, it is characterised in that the fuel feed hole is circumferentially disposed along the end cap.

4. motor according to claim 3, it is characterised in that the end cap is removably solid through bolt with the pedestal Fixed connection.