CN214618971U

CN214618971U - High-voltage motor lubricating oil inlet and outlet device and motor

Info

Publication number: CN214618971U
Application number: CN202120819193.9U
Authority: CN
Inventors: 凤发; 王陈涛; 郭柳畅; 易茂芳; 牟茜娜; 王振乾; 王涛; 吕永华
Original assignee: Guangxi Hengda Machine Technology Co ltd
Current assignee: Guangxi Hengda Machine Technology Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-05
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a high-voltage motor lubricating oil advances oil discharging device and motor, including installation pipe and outer tube, the one end of intercommunication piece intercommunication outer tube is passed through to the one end of installation pipe, be provided with the external screw thread on the lateral wall of the other end of installation pipe, the other end of outer tube is provided with flange, flange oil-out's the direction of producing oil and the axis nonparallel of outer tube, flange oil-out's the direction slope of producing oil sets up downwards. This business turn over oily device simple structure, the outside fuel feeding pipe of being convenient for carries out the fuel feeding, easy dismounting simultaneously. The motor has smooth oil supply and is not easy to block oil.

Description

High-voltage motor lubricating oil inlet and outlet device and motor

Technical Field

The utility model relates to the technical field of electric machine, especially, relate to high-voltage electric machine lubricating oil business turn over oily device and motor.

Background

The conventional large motor needs to lubricate and cool a bearing for supporting the rotation of a rotor spindle in the operation process, so that the normal operation of the motor can be ensured. The main shaft of the motor rotor and the bearing are cooled by circulating cooling lubricating oil, and the lubricating oil is used for lubricating the bearing and simultaneously can carry part of heat generated by rotation friction so as to achieve the purpose of cooling. However, when the motor is supplied with the lubricating fluid, the lubricating fluid is generally supplied to the motor casing through a soft oil supply pipe by a lubricating fluid circulation system. For the convenience of installation, the connection ends of the oil supply pipe and the motor are simply connected through some communication pipes. The oil supply pipe is generally a soft pipeline and is generally laid on the ground; and the interface end that advances oil pipe and go out oil pipe all obviously will be higher than ground, and the level sets up, and such structure setting has leaded to supplying oil pipe and communicating pipe's interface end junction to take place to buckle deformation because of permanent use and the dead weight of supplying oil pipe easily, and then leads to supplying oil pipe oil supply not smooth, is unfavorable for the cycle work of the lubricating oil in the motor bearing. Meanwhile, the oil supply pipe and the communicating pipe are simply communicated, so that the replacement work of the oil supply pipe at the later stage is very troublesome, and the disassembly and the assembly are inconvenient.

Disclosure of Invention

The utility model aims at solving at least one of the above mentioned technical problems, and provides a high-voltage motor lubricating oil inlet and outlet device and a motor, the oil inlet and outlet device has simple structure, is convenient for an external oil supply pipe to supply oil, and is convenient to disassemble and assemble; the motor has smooth oil supply and is not easy to block oil.

In order to realize the purpose, the utility model discloses a technical scheme be:

high-voltage motor lubricating oil business turn over oil device, including installation pipe and outer tube, the one end of intercommunication outer tube is passed through to the one end of installation pipe, be provided with the external screw thread on the lateral wall of the other end of installation pipe, the other end of outer tube is provided with flange, the direction of producing oil of flange oil-out and the axis nonparallel of outer tube, the direction slope of producing oil of flange oil-out sets up downwards.

Further, an adjusting nut is screwed on the external thread.

Further, the communicating piece includes visual ring, all be provided with mounting flange on installation pipe and outer tube and visual ring complex one end, be provided with a plurality of intercommunicating pores along its axial on the periphery lateral wall of visual ring, the mode that mounting flange on the installation pipe passed the intercommunicating pore passes through connecting bolt and the mounting flange intercommunication on the outer tube.

Further, both ends of the visual ring are provided with sealing rings.

Further, the visual ring is made of transparent materials.

Further, the communicating piece comprises a control valve, the outer pipe and the installation pipe are respectively provided with the external threads at one end connected with the control valve, and the external threads are provided with locking nuts.

Furthermore, a plurality of mounting holes are formed in the connecting flange.

The motor comprises a motor body and further comprises high-voltage motor lubricating oil inlet and outlet devices, wherein the high-voltage motor lubricating oil inlet and outlet devices are provided with two groups and are respectively installed on an oil inlet and an oil outlet of the motor body, each group of the high-voltage motor lubricating oil inlet and outlet devices is provided with an installation pipe which is installed on the motor body through the external threads, and the oil outlet direction of the oil outlet on the connecting flange is vertically arranged on a plane formed by the axis of the outer pipe.

The utility model has the advantages that:

the lubricating oil inlet and outlet device for the high-voltage motor adopts the installation pipe to be installed on the motor, so that installation is facilitated, and meanwhile, the trouble of later-stage replacement is reduced. Through outer tube and outside oil supply pipe connection, be convenient for like this when the later stage is changed and is supplied oil pipe. In addition, the connecting piece is designed, so that the installation margin between the outer pipe and the installation pipe can be increased, and the connecting piece can also be used as a transition piece, so that the influence on the installation pipe can be reduced when the external oil supply pipe is disassembled and replaced. The outer pipe is connected with an external oil supply pipe through the connecting flange, and the oil outlet direction of an oil outlet on the connecting flange is not horizontally arranged, so that workers can incline the oil outlet direction of the connecting flange downwards when mounting, the outer pipe is convenient to communicate with the external oil supply pipe, and the deformation quantity of the connecting part of the oil supply pipe and the connecting flange is reduced.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is a first schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a second schematic structural diagram of the first embodiment of the present invention;

fig. 3 is a cross-sectional view of a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second embodiment of the present invention;

fig. 5 is a usage state diagram in the embodiment of the present invention.

In the figure: the mounting pipe 10, the external thread 11, the adjusting nut 12, the locking nut 13, the outer pipe 20, the connecting flange 21, the mounting hole 22, the communicating piece 30, the visual ring 31, the communicating hole 32, the connecting bolt 33, the control valve 34, the mounting flange 40, the motor body 50 and the oil supply pipe A

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, the present application provides a motor including a motor body 50; in particular to a bearing oil inlet and outlet device, wherein two groups of high-voltage motor lubricating oil inlet and outlet devices are arranged and are respectively arranged on an oil inlet and an oil outlet of the motor body 50. The bearing oil inlet and outlet device comprises a mounting pipe 10 and an outer pipe 20, one end of the mounting pipe 10 is communicated with one end of the outer pipe 20 through a communicating piece 30, an external thread 11 is arranged on the outer side wall of the other end of the mounting pipe 10, a connecting flange 21 is arranged at the other end of the outer pipe 20, and the oil outlet direction of an oil outlet of the connecting flange 21 is not parallel to the axis of the outer pipe 20. It should be noted that, since the installation pipe 10 and the outer pipe 20 are substantially horizontally disposed in the present application, the oil supply pipe is denoted by a reference symbol a in the drawings of the present application for convenience of description. In order to be connected with an external oil supply pipe A conveniently, the oil outlet direction of the oil outlet of the connecting flange 21 is arranged obliquely downwards, so that the deformation and damage of the end head of the oil supply pipe A caused by the fact that the whole oil supply pipe A sags due to dead weight can be reduced, and the oil supply pipe A can supply oil and discharge oil conveniently. In addition, every group on the high-pressure motor lubricating oil business turn over oily device installation pipe 10 passes through installing of external screw thread 11 on the motor body 50, the vertical setting in plane that the direction of producing oil of the last oil-out of flange 21 and the axis of outer tube 20 constitute, the direction of producing oil of the last oil-out of flange 21 slope sets up downwards, is convenient for arrange subaerial oil supply pipe and flange 21 intercommunication like this, can also reduce the amount of deflection deformation of oil supply pipe A and flange 21 junction simultaneously, is convenient for oil supply pipe A to carry lubricating oil smoothly. The arrangement of the external thread 11 is convenient for installing the pipe on the shell of the motor body 50, and the later-stage disassembly and assembly work is also convenient. In order to facilitate connection to an external oil supply pipe a, the connecting flange 21 is provided with a plurality of mounting holes 22.

Referring further to fig. 5, since the large motor body 50 has a large vibration amount during operation, in order to prevent the vibration of the motor body 50 from loosening the mounting tube 10 and causing the mounting tube to fall off, the adjusting nut 12 is screwed on the external thread 11, and the mounting tube 10 can be locked on the motor body 50 by adjusting the adjusting nut 12.

Referring to fig. 1 and 2, in an actual use process, a worker needs to observe the color of the lubricating oil within a predetermined time to judge whether the properties of the lubricating oil are changed. In order to reduce the normal work of dismouting and not influence motor body 50, in the first embodiment of this application, communicating piece 30 includes visual ring 31, all be provided with mounting flange 40 on installation pipe 10 and outer tube 20 and visual ring 31 complex one end, be provided with a plurality of intercommunicating pores 32 along its axial on the periphery lateral wall of visual ring 31, mounting flange 40 on the installation pipe 10 passes the mode of intercommunicating pore 32 through connecting bolt 33 and communicates with mounting flange 40 on the outer tube 20. The viewing ring 31 may be provided with a viewing area to allow the operator to view the color of the lubricating fluid flowing through the external oil supply line a or the oil drain line. Further, in some embodiments, the viewing ring 31 may also be made of a transparent material, which is easier for a worker to observe the color of the lubricant.

In addition, in the present application, the visual ring 31 can also play a role of buffering, so as to effectively reduce the vibration transmitted from the installation pipe 10 to the outer pipe 20, and avoid the fatigue wear of the joint of the oil supply pipe and the connecting flange 21, so as to achieve the function of protecting the oil supply pipe. In some modified embodiments, in order to ensure the sealing performance of the end of the visual ring 31, which is engaged with the mounting tube 10 and the outer tube 20, the two ends of the visual ring 31 are provided with sealing rings.

Referring to fig. 3, in some practical applications, the external lubrication system is required to satisfactorily adjust the flow rate when supplying the lubricating oil, or to maintain a certain amount of lubricating oil in the motor body 50 when replacing the external oil supply pipe a at a later stage, for this reason, in the second embodiment of the present application, the communication member 30 includes the control valve 34, the external threads 11 are also provided on the ends of the outer pipe 20 and the mounting pipe 10, which are respectively connected to the control valve 34, and the locking nut 13 is provided on the external threads 11. The function of the locking nut 13 is the same as that of the adjusting nut 12 and will not be described in detail here. When the oil supply pipe is replaced at a later stage, the storage amount of the lubricating oil in the whole motor body 50 can be ensured by closing the control valve 34.

Referring also to fig. 5, in order to better control the flow rate and view the lubricant, the control valve 34 and the viewing ring 31 may be used simultaneously or separately in some embodiments of the present application. When the high-pressure motor lubricating oil inlet and outlet device is used separately, the high-pressure motor lubricating oil inlet and outlet device provided with the visual ring 31 can be arranged at the oil inlet end of the motor body 50, and the high-pressure motor lubricating oil inlet and outlet device provided with the control valve 34 can be arranged at the oil outlet end of the motor body 50, so that the two functional requirements can be met simultaneously. In addition, in some modifications, the control valve 34 and the visual ring 31 may be installed in the same high-voltage motor lubricating oil inlet and outlet device at the same time, and the structure is simple, so that no drawing is given in the present application.

The lubricating oil inlet and outlet device for the high-voltage motor adopts the installation pipe 10 to be installed on the motor, so that installation is facilitated, and meanwhile, the trouble of later-stage replacement is reduced. The outer pipe 20 is connected with an external oil supply pipeline, so that the oil supply pipeline can be replaced conveniently at a later stage. In addition, the connecting member is designed to increase the installation margin between the outer pipe 20 and the installation pipe 10, and also to be used as a transition member, so that the influence on the installation pipe 10 can be reduced when the outer oil supply pipe a is replaced by disassembly and assembly. The outer pipe 20 is connected with an external oil supply pipe A through the connecting flange 21, and meanwhile, the oil outlet direction of an oil outlet on the connecting flange 21 is not horizontally arranged, so that when the connecting flange 21 is installed, workers can incline the oil outlet direction downwards, the connecting flange is convenient to communicate with the external oil supply pipe A, and the deformation quantity of the connecting position of the oil supply pipe and the connecting flange 21 is reduced.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. High-voltage motor lubricating oil business turn over oily device, its characterized in that, including installation pipe and outer tube, the one end of installation pipe is through the one end of intercommunication piece intercommunication outer tube, be provided with the external screw thread on the lateral wall of the other end of installation pipe, the other end of outer tube is provided with flange, the direction of producing oil of flange oil-out and the axis nonparallel of outer tube, the direction slope of producing oil of flange oil-out sets up downwards.

2. The high-voltage motor lubricating oil inlet and outlet device as claimed in claim 1, wherein an adjusting nut is screwed on the external thread.

3. The high-voltage motor lubricating oil inlet and outlet device according to claim 1, wherein the communicating member comprises a visual ring, the mounting pipe, the outer pipe and one end of the visual ring are both provided with mounting flanges, the peripheral side wall of the visual ring is provided with a plurality of communicating holes along the axial direction of the visual ring, and the mounting flanges on the mounting pipe are communicated with the mounting flanges on the outer pipe in a mode that the connecting bolts penetrate through the communicating holes.

4. The high-voltage motor lubricating oil inlet and outlet device according to claim 3, wherein sealing rings are arranged at two ends of the visual ring.

5. The lubricant inlet and outlet device for high-voltage motor of claim 3, wherein the viewing ring is made of transparent material.

6. The high-voltage motor lubricating oil inlet and outlet device according to claim 1, wherein the communication member comprises a control valve, the outer pipe and the mounting pipe are provided with the external threads at one end respectively connected with the control valve, and the external threads are provided with locking nuts.

7. The high-voltage motor lubricating oil inlet and outlet device according to claim 1, wherein a plurality of mounting holes are formed in the connecting flange.

8. The motor comprises a motor body and is characterized by further comprising two groups of high-voltage motor lubricating oil inlet and outlet devices according to any one of claims 1 to 7, wherein the high-voltage motor lubricating oil inlet and outlet devices are respectively installed on an oil inlet and an oil outlet of the motor body, the installation pipes of the high-voltage motor lubricating oil inlet and outlet devices of each group are installed on the motor body through the external threads, and the oil outlet direction of the oil outlet on the connecting flange is vertically arranged with the plane formed by the axis of the outer pipe.