CN211448789U

CN211448789U - Auxiliary feeding mechanism for rotary oiling of half crankshaft

Info

Publication number: CN211448789U
Application number: CN201922482459.0U
Authority: CN
Inventors: 钟华帅; 梁江锋; 徐尧良; 章权; 骆雪峰; 章正宇
Original assignee: Zhejiang Taishan Heavy Machinery Co ltd
Current assignee: Zhejiang Taishan Heavy Machinery Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-08
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a semi-crankshaft rotary oiling auxiliary feeding mechanism, which comprises an oil storage tank, a semi-crankshaft rotary oiling device and a bubble removing device, wherein the bubble removing device comprises a cylinder body, a stirring part and a motor; the stirring component comprises a stirring shaft, a plurality of first blades and a plurality of second blades; through the arrangement of the bubble removing device, bubbles in oil liquid in the oil storage tank can be removed, and the phenomenon that the excessive bubbles in the oil liquid influence the oiling of the half-crankshaft rotary oiler is avoided; through the arrangement of the cylinder, the oil can be sufficiently removed by bubbles before being led out from the interior of the oil storage tank; through the arrangement of the stirring shaft and the first blades, the oil can rotate, and bubbles in the oil can move to the inner wall of the cylinder under the action of centrifugal force; the second blade sets up on the upper portion of (mixing) shaft, can cut the bubble of come-up, and is littleer with the cutting of bubble, contains more bubble in can preventing to get into the fluid in the rotatory tank filler of half crankshaft.

Description

Auxiliary feeding mechanism for rotary oiling of half crankshaft

Technical Field

The utility model belongs to the crankcase field especially relates to a half bent axle is rotatory to refuel supplementary feeding mechanism.

Background

The crankcase is divided into an upper crankcase and a lower crankcase. The upper crankcase is cast integrally with the cylinder block, and the lower crankcase is used for storing lubricating oil and closing the upper crankcase, so the crankcase is also called an oil pan. The oil pan is stressed little and is generally stamped from sheet steel, and its shape depends on the overall layout of the engine and the capacity of the engine oil. An oil stabilizing baffle is arranged in the oil sump to prevent the oil level from fluctuating too much when the automobile is jolt. The bottom of the oil pan is also provided with an oil drain plug, and a permanent magnet is usually arranged on the oil drain plug to adsorb metal chips in lubricating oil and reduce the abrasion of an engine. Gaskets are provided between the mating surfaces of the upper and lower crankcases to prevent leakage of lubricating oil. The crankcase appears on the existing market and is easy to generate bubbles when oiling, the bubbles in the oil can influence the working efficiency of the crankcase of the oil, the bubble eliminating efficiency of the existing bubble eliminating device is lower, and the sealing performance is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome prior art not enough, provide a rotatory supplementary feeding mechanism that refuels of half bent axle that bubble elimination efficiency is high, the leakproofness is good.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a semi-crankshaft rotary oiling auxiliary feeding mechanism comprises an oil storage tank, a semi-crankshaft rotary oiler for oil transportation and a bubble removing device for removing bubbles in oil, wherein the bubble removing device comprises a cylinder, a stirring component for improving the flow rate of the oil and a motor for driving the stirring component to rotate; the stirring component comprises a stirring shaft, a plurality of first blades and a plurality of second blades; through the arrangement of the bubble removing device, bubbles in oil liquid in the oil storage tank can be removed, and the phenomenon that the excessive bubbles in the oil liquid influence the oiling of the half-crankshaft rotary oiler is avoided; through the arrangement of the cylinder, the oil can be sufficiently removed by bubbles before being led out from the interior of the oil storage tank; through the arrangement of the stirring shaft and the first blades, the oil can rotate, and bubbles in the oil can move to the inner wall of the cylinder under the action of centrifugal force; the second blade sets up on the upper portion of (mixing) shaft, can cut the bubble of come-up, and is littleer with the cutting of bubble, contains more bubble in can preventing to get into the fluid in the rotatory tank filler of half crankshaft.

The inner wall of the cylinder body is provided with a plurality of cones, and the cones are obliquely and upwards arranged; the cone can guide nearby bubbles, so that the bubbles are guided to the tip of the cone, and the tip can puncture the bubbles, so that the volume of the bubbles is smaller.

An umbrella-shaped hopper is arranged on the stirring shaft, and an annular groove matched with the umbrella-shaped hopper is formed in the inner bottom wall of the barrel; through the setting of umbelliform fill, can lead to the oil in the barrel, umbelliform fill cooperatees with the ring channel, can prevent that oil from getting into umbelliform fill inside.

The annular groove comprises a first inclined part and a second inclined part, and the bottom of the umbrella-shaped bucket is positioned in the annular groove; through the setting of ring channel, can reduce the umbelliform fill and follow the (mixing) shaft when rotating and the barrel diapire between the space, make inside the difficult entering umbelliform fill of oil.

The bottom wall of the cylinder body is provided with a through hole, and the stirring shaft penetrates through the through hole, extends to the outer side of the cylinder body and is connected with the motor; through the setting of through-hole, make the motor can drive the (mixing) shaft and rotate, make the clearance efficiency of bubble in the fluid higher.

A rotating piece and a sealing piece are arranged between the through hole and the stirring shaft, the sealing piece comprises a first pleated plate arranged on the through hole and a second pleated plate arranged on the stirring shaft, and the first pleated plate is positioned above the second pleated plate and is partially overlapped; rotate the piece be used for reducing when the (mixing) shaft rotates and the barrel between the friction, the sealing member can prevent revealing of fluid, a small amount of fluid can make first pleat plate receive gravity deformation downwards at first pleat plate flowing, makes first pleat plate and second pleat plate contact, because first pleat plate all is the fold form with second pleat plate, can prevent that oil from passing the through-hole and causing the problem of revealing.

The first pleat plate and the second pleat plate are both annular, and each of the first pleat plate and the second pleat plate comprises a plurality of first connecting sections, second connecting sections, third connecting sections and fourth connecting sections which are obliquely arranged and connected end to end; the included angles between the first pleated plate and the second pleated plate and between the third connecting section and the fourth connecting section are alpha, and the included angles between the second connecting section and the third connecting section and between the fourth connecting section and the first connecting section are beta; the second pleat shape board can rotate, and first linkage segment, second linkage segment, third linkage segment and fourth linkage segment mutually support, and area of contact when making first pleat shape board and the contact of second pleat shape board is bigger, and the laminating that can be inseparabler is in the same place, makes the leakproofness better.

The bottom of the cylinder is provided with a discharge hole connected with a half-crankshaft rotary oiler, and a baffle is arranged on the discharge hole; the setting of baffle can increase the dwell time of oil in the barrel, increases oil flow distance to the bubble relies on self buoyancy to float to above the liquid level by oneself.

A housing is arranged at one end of the cylinder body, and the motor is positioned in the housing; the housing can protect the motor, and the particles in the air are prevented from entering the through hole, so that the motor is safer.

To sum up, the utility model has the advantages of it is following: through the arrangement of the bubble removing device, bubbles in oil liquid in the oil storage tank can be removed, and the phenomenon that the excessive bubbles in the oil liquid influence the oiling of the half-crankshaft rotary oiler is avoided; through the arrangement of the cylinder, the oil can be sufficiently removed by bubbles before being led out from the interior of the oil storage tank; through the arrangement of the stirring shaft and the first blades, the oil can rotate, and bubbles in the oil can move to the inner wall of the cylinder under the action of centrifugal force; the second blade is arranged at the upper part of the stirring shaft, can shear the floating bubbles, cuts the bubbles smaller, and can prevent oil liquid entering the semi-crankshaft rotary oiler from containing more bubbles.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a cross-sectional view taken at a-a in fig. 2.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a partially enlarged view of B in fig. 4.

Fig. 6 is a partially enlarged view at C in fig. 3.

Fig. 7 is a partial enlarged view of fig. 3 at D.

FIG. 8 is an enlarged partial view of the first and second pleat plates.

Detailed Description

In order to make the technical field personnel understand the utility model discloses the scheme, will combine the drawing in the embodiment of the utility model below, to the technical scheme in the embodiment of the utility model carries out clear, complete description.

As shown in fig. 1-8, an auxiliary feeding mechanism for semi-crankshaft rotary oiling comprises an oil storage tank 1, a semi-crankshaft rotary oiler 2 for oil transportation, and a bubble removing device for removing bubbles in oil, wherein the bubble removing device comprises a cylinder 31, a stirring component for increasing the flow rate of the oil, and a motor 33 for driving the stirring component to rotate; the stirring component comprises a stirring shaft 321, a plurality of first blades 322 and a plurality of second blades 323; before the inside oil of batch oil tank 1 gets into half crankshaft rotary oiler 2, the bubble elimination carries out in the barrel 31 in oil can get into, motor 33 can drive (mixing) shaft 321 and rotate, can drive first blade 322 and second blade 323 when (mixing) shaft 321 pivoted and rotate, first blade 322 sets up along vertical direction, first blade 322 pivoted can make near oil rotate simultaneously, can produce centrifugal force when oil rotates, bubble in the oil can be to the lateral wall motion of barrel 31 under the effect of centrifugal force, the bubble can receive the buoyancy come-up in oil, make the bubble can be along the lateral wall up-going of barrel 31, avoid the bubble to get into the barrel 31 bottom, second blade 323 is the horizontal direction setting, the bubble can be cut into littleer bubble by second blade 323 when passing through second blade 323, make the bubble can be better float to fluid surface.

The inner wall of the cylinder 31 is provided with a plurality of cones 311, and the cones 311 are arranged obliquely upwards; when bubbles in the oil move to the inner wall of the cylinder 31, the inclined cone 311 can guide the bubbles to move to the top end of the cone 311 by self buoyancy, and the bubbles at the end of the cone 311 can be punctured due to the pointed top end of the cone 311, so that the bubbles are split into bubbles with smaller volume.

An umbrella-shaped hopper 324 is arranged on the stirring shaft 321, and an annular groove 312 matched with the umbrella-shaped hopper 324 is arranged on the inner bottom wall of the cylinder body 31; when the stirring shaft 321 rotates, the umbrella-shaped hopper 324 can prevent oil from entering the inside, and the bottom end of the umbrella-shaped hopper 324 moves in the annular groove 312, so that the gap between the umbrella-shaped hopper 324 and the cylinder 31 is reduced, and the oil is not easy to enter the inside of the umbrella-shaped hopper 324.

The annular groove 312 comprises a first inclined part 3121 and a second inclined part 3122, and the bottom of the umbrella-shaped bucket 324 is positioned inside the annular groove 312; when the umbrella-shaped bucket 324 rotates to have a certain centrifugal force, one end surface of the umbrella-shaped bucket 324 positioned in the annular groove 312 is in contact with the first inclined portion 3121, so that the contact between the umbrella-shaped bucket 324 and the annular groove 312 is tighter, and oil is prevented from entering the interior of the umbrella-shaped bucket 324.

The bottom wall of the cylinder 31 is provided with a through hole 313, and the stirring shaft 321 penetrates through the through hole 313, extends to the outer side of the cylinder 31 and is connected with the motor 33; the motor 33 is arranged on the outer side of the cylinder 31, and the motor 33 can prevent oil from entering the motor 33 when driving the stirring shaft to rotate, so that the motor 33 is safer and more stable.

A rotating element and a sealing element are arranged between the through hole 313 and the stirring shaft 321, the sealing element comprises a first pleated plate 314 arranged on the through hole 313 and a second pleated plate 325 arranged on the stirring shaft 321, and the first pleated plate 314 is positioned above the second pleated plate 325 and is partially overlapped; the rotation member may be a bearing directly purchased from the market, and when a small amount of oil flows onto the first pleat plate 314, the first pleat plate 314 is deformed downward by gravity, so that the first pleat plate 314 contacts the second pleat plate 325, and the first pleat plate 314 and the second pleat plate 325 are both pleated, and can be attached more tightly, thereby preventing oil leakage.

The first pleat plate 314 and the second pleat plate 325 are both annular, and each of the first pleat plate 314 and the second pleat plate 325 comprises a plurality of first connecting sections 41, second connecting sections 42, third connecting sections 43 and fourth connecting sections 44 which are obliquely arranged and connected end to end; the included angles between the first pleated plate 314 and the second pleated plate 325 and between the third connecting section 43 and the fourth connecting section 44 are α, and the included angles between the second connecting section 42 and the third connecting section 43 and between the fourth connecting section 44 and the first connecting section 41 are β; the value of α is greater than β, and the specific values can be changed according to actual conditions, so that the first connecting section 41, the second connecting section 42, the third connecting section 43 and the fourth connecting section 44 can increase the surface area of the first pleat plate 314 and the second pleat plate 325; when the first pleat plate 314 contacts the second pleat plate 325, the first connecting section 41, the second connecting section 42, the third connecting section 43 and the fourth connecting section 44 which are connected end to end can increase the contact area between the first pleat plate 314 and the second pleat plate 325, so that the fitting is tighter, and the leakage of oil can be avoided.

The bottom of the cylinder 31 is provided with a discharge hole 315 connected with the semi-crankshaft rotary oiler 2, and a baffle 3151 is arranged on the discharge hole 315; when the oil flows out from the discharge hole 315, the baffle 3151 can block the oil, so that the staying time of the oil on the cylinder 31 can be increased, the flowing distance of the oil can be increased, and bubbles in the oil can automatically float to the liquid level in the oil storage tank 1 by means of the buoyancy of the oil.

A housing 5 is arranged at one end of the cylinder 31, and the motor 33 is positioned inside the housing 5; when motor 33 drives (mixing) shaft 321 and rotates, housing 5 can protect motor 33, can prevent that the particulate matter in the air from suck-back to inside barrel 21, prevents the pollution of oil.

The working principle is as follows: oil in the oil storage tank 1 can flow into the cylinder 31, in use, firstly, the motor 33 is controlled to drive the stirring shaft 321 to rotate, the stirring shaft 321 rotates to drive the first blade 322 and the second blade 323 to rotate, the first blade 322 can enable bubbles to have certain centrifugal force, the bubbles can move to the inner wall of the cylinder 31, the cone 311 can guide and puncture the bubbles, the second blade 323 can cut the passing bubbles, the size of the bubbles is reduced, through the cooperation between the umbrella-shaped hopper 324 and the annular groove 312 and between the first pleat plate 314 and the second pleat plate 325, the leakage of the oil can be avoided, and then the oil can be guided into the semi-crankshaft rotary oiler 2 from the discharge port 315.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Claims

1. The utility model provides a rotatory feeding mechanism that refuels of half bent axle, includes batch oil tank (1), is used for the rotatory oiler (2) of half bent axle of oil transportation and is arranged in the bubble clearing device who eliminates the bubble in the fluid, its characterized in that: the bubble removing device comprises a cylinder (31), a stirring component for improving the flow velocity of oil and a motor (33) for driving the stirring component to rotate; the stirring component comprises a stirring shaft (321), a plurality of first blades (322) and a plurality of second blades (323); the inner wall of the cylinder body (31) is provided with a plurality of cones (311), and the cones (311) are obliquely and upwards arranged.

2. The auxiliary feeding mechanism for the semi-crankshaft rotary oiling according to claim 1, characterized in that: the stirring shaft (321) is provided with an umbrella-shaped hopper (324), and the inner bottom wall of the cylinder body (31) is provided with an annular groove (312) matched with the umbrella-shaped hopper (324).

3. The semi-crankshaft rotary oiling auxiliary feeding mechanism as claimed in claim 2, characterized in that: the annular groove (312) comprises a first inclined part (3121) and a second inclined part (3122), and the bottom of the umbrella-shaped bucket (324) is positioned inside the annular groove (312).

4. The auxiliary feeding mechanism for the semi-crankshaft rotary oiling according to claim 1, characterized in that: the bottom wall of barrel (31) is equipped with through-hole (313), (mixing) shaft (321) run through-hole (313) and extend to the outside of barrel (31) and be connected with motor (33).

5. The semi-crankshaft rotary oiling auxiliary feeding mechanism as claimed in claim 4, wherein: be equipped with between through-hole (313) and (mixing) shaft (321) and rotate piece and seal, the seal is including locating first pleat plate (314) on through-hole (313), locating second pleat plate (325) on (mixing) shaft (321), first pleat plate (314) are located the top of second pleat plate (325) and partial coincidence.

6. The semi-crankshaft rotary oiling auxiliary feeding mechanism as claimed in claim 5, wherein: the first pleat plate (314) and the second pleat plate (325) are both annular, and each of the first pleat plate (314) and the second pleat plate (325) comprises a plurality of first connecting sections (41), second connecting sections (42), third connecting sections (43) and fourth connecting sections (44) which are obliquely arranged and connected end to end; the included angles between the first pleat plate (314) and the second pleat plate (325) and between the third connecting section (43) and the fourth connecting section (44) are alpha, and the included angles between the second connecting section (42) and the third connecting section (43) and between the fourth connecting section (44) and the first connecting section (41) are beta.

7. The auxiliary feeding mechanism for the semi-crankshaft rotary oiling according to claim 1, characterized in that: the bottom of the cylinder body (31) is provided with a discharge hole (315) connected with the semi-crankshaft rotary oiler (2), and a baffle (3151) is arranged on the discharge hole (315).

8. The auxiliary feeding mechanism for the semi-crankshaft rotary oiling according to claim 1, characterized in that: one end of the cylinder body (31) is provided with a housing (5), and the motor (33) is positioned in the housing (5).