CN220930140U

CN220930140U - Oil flow stabilizer of power system

Info

Publication number: CN220930140U
Application number: CN202322596958.9U
Authority: CN
Inventors: 郑泽奇; 张其帅; 赵亮; 黄晨晨; 朱佳兴; 王凯峰; 台格润; 拜鼎邦
Original assignee: Shaanxi Fast Auto Drive Group Co Ltd
Current assignee: Shaanxi Fast Auto Drive Group Co Ltd
Priority date: 2023-09-22
Filing date: 2023-09-22
Publication date: 2024-05-10
Anticipated expiration: 2033-09-22

Abstract

The utility model discloses an oil flow stabilizer of a power system, which comprises an oil baffle plate, and a defoaming structure and a flow stabilizing structure which are arranged on the inner wall of a shell below the oil level; the oil baffle is positioned between an oil suction port and a transmission part of a shell of the power system, and divides an oil cavity between the oil suction port and the transmission part into two mutually communicated oil spaces; the defoaming structure comprises a plurality of raised reinforcing ribs formed on the side wall of the shell, and the steady flow structure is a steady flow convex block formed on the shell; the oil flow stabilizer can greatly reduce the content of bubbles in the lubricating oil of the power transmission system under the high-frequency and high-amplitude disturbance condition of high-speed operation parts, and rapidly and stably disturbance the lubricating oil which is disturbed by the high-speed operation parts and moves severely, thereby improving the lubrication working efficiency of the lubrication system of the power transmission system and prolonging the service life of the parts in the power transmission system.

Description

Oil flow stabilizer of power system

Technical Field

The utility model relates to the technical field of vehicle power system manufacturing, in particular to an oil flow stabilizer of a power system.

Background

The light and compact structural design of the power transmission system is one of effective ways for improving pollutant emission, is cleaner and environment-friendly, and is more compact along with the structural design of the power transmission system, so that the independent space for storing and supplying oil of the power transmission system is greatly reduced by pressure, and gears and shaft parts running at high speed have to be arranged in oil. However, due to the high-speed operation of the parts such as the gears and the shafts, the oil is rapidly stirred, so that the temperature of the oil is rapidly increased and a large number of bubbles are generated in the oil, the rapid temperature rise of the oil finally leads to the reduction of the lubricating performance of the oil, and the large number of bubbles generated in the oil due to the stirring of the external parts, so that the oil is oxidized rapidly, the lubricating performance of the oil is continuously reduced, and finally the lubricating performance of the oil is rapidly reduced or even is even ineffective in the shelf life of the oil, so that the parts of the power transmission system are worn or even damaged rapidly under the condition that the parts cannot be sufficiently lubricated; in addition, a large amount of bubbles exist in the oil, so that a lubrication system of the power transmission system cannot be sufficiently supplied with lubricating and cooling oil, the bubbles in the oil greatly damage an oil pump which is a key part of the lubrication system of the power transmission system, the functions and the service life of the oil pump are greatly damaged, and the serious consequences not only reduce the visual driving feeling of a user, but also increase the use and later maintenance cost of the user. Therefore, it is particularly important to develop a structure that can solve the serious damage.

Disclosure of utility model

Aiming at the problems in the prior art, the utility model provides the oil flow stabilizer of the power system, which can greatly reduce the content of bubbles in the lubricating oil of the power transmission system under the high-frequency and high-amplitude disturbance condition of high-speed operation parts, and rapidly and stably disturbance the lubricating oil which is disturbed by the high-speed operation parts and moves severely, thereby improving the lubrication working efficiency of the lubrication system of the power transmission system and prolonging the service life of the parts in the power transmission system.

The utility model is realized by the following technical scheme:

An oil flow stabilizer of a power system comprises an oil baffle plate, and a defoaming structure and a flow stabilizing structure which are arranged on the inner wall of a shell below the oil level;

The oil baffle is positioned between an oil suction port and a transmission part of a shell of the power system, and divides an oil cavity between the oil suction port and the transmission part into two mutually communicated oil spaces; the defoaming structure comprises a plurality of raised reinforcing ribs formed on the side wall of the shell, and the steady flow structure is a steady flow convex block formed on the shell.

Preferably, the oil baffle plate is clamped at the inner bottom of the shell, and an adsorption structure is arranged on the oil baffle plate and used for collecting metal residues in oil.

Preferably, the adsorption structure is a plurality of magnet blocks, and the plurality of magnet blocks are fixed at the bottom of the oil baffle through the mounting frame.

Preferably, the reinforcing ribs are located on the housing on both sides of the transmission part in the axial direction.

Preferably, the steady flow lug is positioned on the shell which is opposite to the transmission part in the radial direction and is positioned below the liquid level of the oil.

Preferably, a plurality of clamping grooves are formed on the inner wall of the shell, and the edge of the oil baffle is clamped with the clamping grooves.

Preferably, the oil inlet of the shell is provided with an oil circuit base, and two sides of the oil circuit base are respectively connected with an external oil circuit and an oil pipe in the shell.

Preferably, the oil suction port end of the oil pipe is provided with a filtering device and is positioned at the bottom of the oil baffle plate.

Preferably, the filtering device is a filter screen.

Compared with the prior art, the utility model has the following beneficial technical effects:

According to the oil flow stabilizer of the power system, the oil suction port and the transmission part form two communicated oil cavities through the oil baffle, the transmission part rotates at high speed to form disturbance on oil at the upper part of the oil baffle, and the disturbance on oil at the lower part of the oil baffle is greatly reduced, so that the flowing state of the oil at the lower part of the oil baffle is more stable, and the oil pipe can suck lubricating oil with stable movement and extremely low bubble content; in addition, set up a plurality of strengthening ribs as defoaming structure on the lateral wall below power casing fluid liquid level, set up a plurality of stationary flow lugs simultaneously as fluid stationary flow structure, ingenious borrow the wave elimination principle of dyke breakwater for lubricating oil is in time broken because of stirring a large amount of bubbles that produce by stirring high-speed operation spare part, reduces contact time and the area of fluid and oxygen under the fluid liquid level, delays lubricating oil oxidation rate, promotes lubricating oil normal lubrication performance operating time, and reduces because the fluid contains too many bubbles to impact and damage of key spare parts such as oil pump, and then guarantees that power transmission system spare part can obtain fully lubricated, reduces the fault rate.

Further, the iron absorption block and the filter screen at the oil suction port of the oil pipe are arranged at the lower part of the iron absorption block, so that tiny impurities which cannot be filtered by the filter screen can be adsorbed by the iron absorption block in the process of flowing oil to the oil suction port end of the oil pipe; in addition, because the motion state of the lubricating oil at the lower side of the oil baffle is stable, the impact on tiny impurities adsorbed on the iron block is small, so that the block iron block arranged at the lower side of the oil baffle can firmly adsorb tiny impurities, and further, the lubricating oil in a lubricating system of a micro-entering power transmission system is ensured to be cleaner.

Drawings

FIG. 1 is an internal structure of a transmission system of the present utility model;

FIG. 2 is an enlarged view of an external interface of the oil supply system of the present utility model;

FIG. 3 is a schematic view of the structure of the oil baffle plate of the present utility model;

FIG. 4 is a schematic view of the structure of the oil suction pipe of the present utility model;

FIG. 5 is a schematic structural view of the reinforcing rib structure of the present utility model;

FIG. 6 is a schematic diagram of the structure of the defoaming bar of the present utility model;

FIG. 7 is a schematic diagram of a current stabilizing bump according to the present utility model;

FIG. 8 is a schematic view of the right side construction of the transmission system of the present utility model;

FIG. 9 is a schematic view of the left side construction of the transmission system of the present utility model;

fig. 10 is an internal cross-sectional view of the transmission system of the present utility model.

In the figure: 1-shell, 2-oil pipe, 3-oil baffle, 4-first draw-in groove, 5-second draw-in groove, 6-oil temperature sensor, 7-base, 8-protective ear, 9-switching port, 10-sealing pad, 11-magnet, 12-mounting bracket, 13-filter screen, 14-fluid liquid level, 15-strengthening rib, 16-defoaming rib, 17-stationary flow lug, 18-transmission part.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings, which illustrate but do not limit the utility model.

Referring to fig. 1-10, an oil flow stabilizer of a power device comprises an oil baffle 3, and a defoaming structure and a flow stabilizing structure which are arranged on the inner wall of a shell below the oil level;

The oil baffle 3 is positioned between an oil suction port of the shell 1 of the power system and the transmission part 18, and divides an oil cavity between the oil suction port and the transmission part into two mutually communicated oil spaces; the defoaming structure comprises a plurality of raised reinforcing ribs 15 formed on the side wall of the shell, the reinforcing ribs 15 are positioned on two sides of the transmission part, and the steady flow structure comprises steady flow convex blocks 17 formed on the shell opposite to the rotation direction of the transmission part.

According to the oil flow stabilizer, the oil suction port and the transmission part form two communicated oil cavities through the oil baffle, the transmission part 18 rotates at a high speed to form disturbance on oil on the upper part of the oil baffle, and the disturbance on the oil on the lower part of the oil baffle is greatly reduced, so that the flowing state of the oil on the lower part of the oil baffle is more stable, and the oil pipe can suck lubricating oil with stable movement and extremely small bubble content; in addition, set up strengthening rib 15 on the casing lateral wall that drive part 18 corresponds, borrow the wave elimination principle of dyke breakwater, make lubricating oil in time break up because of stirring a large amount of bubbles that high-speed operation spare part stirs and produce, reduce the contact time and the area of fluid under the fluid liquid level 14 and oxygen, delay lubricating oil oxidation rate, promote lubricating oil normal lubrication performance operating time, and reduce because the fluid contains too many bubbles to the impact and the damage of key spare part such as oil pump, and then guarantee that power transmission system spare part can obtain fully lubrication, reduce the fault rate, finally, set up stationary flow lug 17 on drive part rotation direction's lateral wall, drive part high-speed rotation makes fluid undulant under the effect of centrifugal force, stationary flow lug forms the jam to fluid this moment, make fluid backward flow to the casing bottom, and then play the stationary flow effect of fluid.

The oil baffle plate is clamped at the inner bottom of the shell, and an adsorption structure is arranged on the oil baffle plate and used for collecting metal residues in oil.

Referring to fig. 3, the adsorption structure is arranged at one side close to the oil outlet, the adsorption structure is a plurality of iron-absorbing blocks 11, and the iron-absorbing blocks 11 are fixed at the bottom of the oil baffle through a mounting frame; through design manufacturing 2 mounting bracket 12 to adopt the welding mode to link firmly with oil baffle 3 and form overall structure, then put into mounting bracket 12 with 2 magnet piece 11 installations, although magnet piece 11 can firmly adsorb on oil baffle 3, but can't guarantee that magnet piece 11 can be permanent not drop, consequently, can guarantee through mounting bracket 12 that magnet piece 11 does not drop in the casing bottom, in addition, the magnet piece 11 outside still through the iron sheet packing, avoided magnet piece 11 inside to receive the impact breakage.

The oil suction port of the oil pipe is provided with a filtering structure for filtering impurities in oil.

The filter screen 13 is designed and manufactured at the oil suction port end of the oil pipe 2, the iron-absorbing block 11 arranged at the lower side of the oil baffle 3 is lower than the oil suction port end of the oil pipe 2, so that tiny impurities in oil can be adsorbed in the process of converging the oil to the oil suction port end of the oil pipe 2, the filter screen 13 is firstly obtained for purification before the oil in the shell 1 enters the oil supply front end system through the combined use of the structure, the iron-absorbing block 11 adsorbs tiny impurities in the oil which cannot be purified by the filter screen 13, and the cleanliness of the lubricating oil entering the oil supply front end system is guaranteed through the design of a double purification structure, so that damage to key parts such as an oil pump and the like and the failure rate of products due to too many impurities in the oil are reduced.

The defoaming structure comprises reinforcing ribs 15 and defoaming ribs 16 on the inside of the shell, the reinforcing ribs 15 are arranged on two inner walls of the shell, opposite to the positive end of the end face of the transmission part, part of reinforcing ribs 15 are located below the oil liquid level and are arranged in a crossed mode below the oil liquid level, namely, two sides of the end face of the gear, and the defoaming ribs 16 are arranged on the shell, opposite to the circumferential face of the transmission part and below the oil liquid level 14.

The steady flow structure is a steady flow lug 17 arranged on the inner wall of the shell, the steady flow lug 17 is arranged below the oil liquid level 14 of the shell opposite to the circumferential surface of the transmission part and is positioned at the lower part of the defoaming rib 16, and a plurality of steady flow lugs 17 are distributed on two sides of the transmission part at intervals.

The defoaming structure and the steady flow structure are used for referencing the wave-absorbing principle of the breakwater of the embankment, so that the rib structure 16 with the defoaming function, the steady flow convex blocks 17 with the defoaming and steady flow functions, the oil baffle 3 and the multifunctional reinforcing ribs 15 in the shell can timely crush a large amount of bubbles generated by stirring the parts running at high speed, the lubricating oil is prevented from being rapidly oxidized to lose the lubricating function of the parts, abrasion among the parts is reduced, and the whole usability of the product is improved; in addition, the oil baffle 3 is arranged between the high-speed running part and the oil suction port of the oil pipe 2, so that the oil baffle 3 can fully separate uncrushed bubbles in the lubricating oil in a fierce motion state from the oil suction port of the oil pipe 2, the lubricating oil near the oil suction port of the oil pipe 2 is ensured to be in a stable state, and the oil does not contain bubbles influencing the functions of the oil supply front end system, so that the oil supply system of the power transmission system can stably run and the impact and damage of the oil to key parts such as the oil pump and the like due to too many bubbles in the oil are reduced.

The oil baffle fixing structure is arranged on the inner wall of the shell and comprises a first clamping groove 4 and a second clamping groove 5, wherein the two second clamping grooves are arranged on a reinforcing rib 15, an opening groove structure is formed on the reinforcing rib, the first clamping groove 4 is arranged on the right opposite shell inner wall of the second clamping groove 5, a protruding structure is arranged on the inner wall, the first clamping groove 4 is arranged on the protruding structure, two sides of the oil baffle are respectively clamped in the first clamping groove 4 and the second clamping groove 5, the fixation of the oil baffle is realized, the first clamping groove 4 and the second clamping groove 5 are of V-shaped structures, a certain inclination angle is formed by the clamping grooves, the installation and the disassembly of the oil baffle are convenient, the oil baffle fixing structure is integrated on the reinforcing rib, the installation structure of the oil baffle 3 in the shell is simplified, and the whole manufacturing and processing cost and the difficulty are reduced through a high-precision integral casting forming technology.

The oil inlet of the shell is provided with an oil way base 7 and is positioned outside the shell, the oil way base 7 is fixed on the shell through a bolt, the center of the oil way base 7 is provided with an oil hole, the end part of the oil pipe 2 is provided with an adapter port 9, the adapter port 9 is connected with the lower end of the oil way base 7 through a sealing gasket and a bolt and is communicated with the oil hole, the upper end of the oil way base 7 is connected with an external oil way, the oil pipe and the external oil way are connected through the oil way base 7, the complexity and the manufacturing difficulty of the shell are reduced, the qualification rate of a finished product is improved, the convenience of assembling and operating a lubrication system in a power transmission system is also improved, the oil temperature of the lubricating oil is monitored in real time, the damage caused by the lubrication failure of parts due to the reduction or loss of the lubrication of the lubricating oil due to the high oil temperature is avoided, and in addition, the connecting base is provided with a protection ear 8, and the oil temperature measurement sensor 6 is protected; by using the gasket 10, the tightness of the joint of the oil supply system and the oil supply front-end system of the power transmission system is ensured, and leakage of oil is prevented.

When the connecting base is installed, the sealing gasket 10 is placed at the position of the shell 1 for installing the connecting base 7, and the position of the oil pipe 2 is placed; the other sealing gasket 10 is arranged on the end face of the oil pipe switching port 9, then the connecting base 7 is arranged on the 2 nd sealing gasket 10, and the shell 1, the oil pipe 2 and the inner and outer oil way connecting base 7 are fixedly connected together through bolts; then the oil temperature measuring sensor 6 is arranged on the inner oil way connecting base 7 and the outer oil way connecting base 7; and 2 pieces of iron-absorbing blocks 11 are placed in a mounting rack 12 on the lower side of the oil baffle plate 3, and finally the oil baffle plate 3 is installed in a clamping groove on the inner wall of the shell 1 by adopting a tool.

According to the oil flow stabilizer of the power device, firstly, the multifunctional reinforcing ribs 15, the rib structures 16 with the defoaming function and the bulge structures 17 with the defoaming and flow stabilizing functions are arranged in the shell, and are integrally produced and cast with the shell, so that the manufacturing difficulty and the production cost are effectively reduced, the clamping grooves for fixing the oil baffle are formed in the shell, the inclination angle structures are arranged in the clamping grooves, and the difficulty in mounting and dismounting the oil baffle in a limited shell space is reduced; secondly, through the structural design of the connecting base 7 and the switching port 9 and the connection mode of fastening connection by bolting, the design structure of the shell 1 is further simplified, thereby the design and manufacturing difficulty of the shell 1 is reduced, and the production cost is reduced. Therefore, through adopting oil baffle 3 mounting structure and casing 1 integrated into one piece's structural design to and oil feed front end system and lubricating system pass through the connected mode of connecting base 7 indirect conversion, not only reduced the shell structure, also promoted the convenience of operation, further reduced manufacturing cost, also promoted power transmission system's overall structure's compactness, accord with lightweight design theory.

In addition, the oxidation resistance of the lubricating oil is enhanced, the impact and damage of bubbles in the oil to key parts such as an oil pump are reduced, and the design principle is as follows: according to the wave-absorbing principle of the breakwater, the foam-absorbing ribs 16, the steady flow convex blocks 17, the oil baffle plate 3 and the reinforcing ribs 15 on the inner wall of the shell are combined to be used, so that a large amount of bubbles generated by stirring of the stirring high-speed running parts of the lubricating oil are timely broken, the contact time and the contact area of the lubricating oil and oxygen below the oil liquid level 14 are reduced, the oxidation speed of the lubricating oil is delayed, and the working time of the normal lubricating performance of the lubricating oil is improved; simultaneously make the bubble in the oil liquid of oil baffle 3 upside by quick broken, and oil baffle 3 blocks a large amount of bubbles in oil baffle 3 upside for the bubble in the oil liquid can't get into oil pipe 2, and then has avoided the impact and the damage to key spare parts such as oil pump, reduces the product fault rate.

The above is only for illustrating the technical idea of the present utility model, and the protection scope of the present utility model is not limited by this, and any modification made on the basis of the technical scheme according to the technical idea of the present utility model falls within the protection scope of the claims of the present utility model.

Claims

1. The oil flow stabilizer of the power system is characterized by comprising an oil baffle plate, and a defoaming structure and a flow stabilizing structure which are arranged on the inner wall of a shell below the oil level;

2. The oil flow stabilizer of a power system according to claim 1, wherein the oil baffle is clamped at the inner bottom of the shell, and an adsorption structure is arranged on the oil baffle for collecting metal residues in oil.

3. The oil flow stabilizer of a power system according to claim 2, wherein the adsorption structure is a plurality of iron-absorbing blocks, and the iron-absorbing blocks are fixed at the bottom of the oil baffle plate through a mounting frame.

4. The oil flow stabilizer of a power system of claim 1, wherein the reinforcing ribs are located on the housing on either side of the drive member in the axial direction.

5. The oil flow stabilizer of a power system of claim 1, wherein the flow stabilizing projections are located on the radially facing housing of the transmission member and below the oil level.

6. The oil flow stabilizer of a power system according to claim 1, wherein a plurality of clamping grooves are formed on the inner wall of the shell, and the edge of the oil baffle is clamped with the clamping grooves.

7. The oil flow stabilizer of the power system according to claim 1, wherein the oil inlet of the housing is provided with an oil path base, and two sides of the oil path base are respectively connected with an external oil path and an oil pipe in the housing.

8. The oil flow stabilizer of a power system according to claim 7, wherein the oil suction port end of the oil pipe is provided with a filtering device and is positioned at the bottom of the oil baffle.

9. The oil flow stabilizer of a power system of claim 8, wherein the filtering device is a filter screen.

10. The oil flow stabilizer of a power system according to claim 7, wherein an oil temperature measuring sensor is provided in the oil circuit base.