CN112253283B - Protection mechanism of new energy automobile engine oil pan - Google Patents
Protection mechanism of new energy automobile engine oil pan Download PDFInfo
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- CN112253283B CN112253283B CN202010958458.3A CN202010958458A CN112253283B CN 112253283 B CN112253283 B CN 112253283B CN 202010958458 A CN202010958458 A CN 202010958458A CN 112253283 B CN112253283 B CN 112253283B
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- oil pan
- outer protective
- protective housing
- protective shell
- lubricating oil
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/10—Indicating devices; Other safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/0008—Oilsumps with means for reducing vibrations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a protection mechanism of an engine oil pan of a new energy automobile, which comprises an inner protection shell coated outside the oil pan and an outer protection shell coated outside the inner protection shell, wherein balls capable of replacing the oil pan to be in contact with the ground at the bottom of the oil pan are arranged on the surface of the outer protection shell, when the balls replace the oil pan to be in contact with the ground at the bottom of the oil pan, the balls are abutted and rotate to enable the oil pan to avoid the ground, the inner protection shell and the outer protection shell are of concave structures and are high in heat dissipation performance, the inner protection shell is matched with the bottom of the oil pan in shape, a good buffering protection effect can be achieved, the balls are arranged along the moving direction of the oil pan, and when an automobile walks, the balls can be well protected outside the oil pan.
Description
Technical Field
The invention relates to the technical field of automobile engine oil pans, in particular to a protection mechanism of a new energy automobile engine oil pan.
Background
The oil pan of the automobile engine is the lower half part of the crankcase, which is also called as a lower crankcase. The function is to close the crankcase as the housing of the oil sump, prevent impurities from entering, and to collect and store the lubricating oil flowing back from the friction surfaces of the diesel engine, to dissipate part of the heat and to prevent the lubricating oil from being oxidized.
The oil sump is located in the lower part of the engine: can be disassembled and assembled. The oil sump is mostly formed by stamping a thin steel plate, and the oil sump is generally cast and molded by cast iron or aluminum alloy with a more complex shape. The oil stabilizing baffle is arranged in the diesel engine to avoid the shock and splash of the oil surface caused by the bumping of the diesel engine, which is beneficial to the precipitation of lubricating oil impurities, and the oil measuring ruler is arranged on the side surface and is used for checking the oil quantity. In addition, the lowest part of the bottom of the oil pan is also provided with an oil drain plug.
In the prior art, the oil pan is easy to break when touching the obstacle on the ground, so that safety accidents occur and the service life is short; therefore, the protection mechanism of the engine oil pan of the new energy automobile is provided to solve the problems.
Disclosure of Invention
The invention provides a protection mechanism of an engine oil pan of a new energy automobile, aiming at the problems in the prior art, and the protection mechanism comprises an inner protection shell coated outside the oil pan and an outer protection shell coated outside the inner protection shell, wherein balls capable of replacing the oil pan to be in ground contact with the bottom of the oil pan are arranged on the surface of the outer protection shell, when the balls replace the oil pan to be in ground contact with the bottom of the oil pan, the balls are abutted and rotate to enable the oil pan to avoid the ground, the inner protection shell and the outer protection shell are both in a concave structure and have strong heat dissipation performance, the shapes of the inner protection shell and the bottom of the oil pan are matched, a good buffering protection effect can be achieved, the balls are arranged along the moving direction of the oil pan, and when an automobile walks, the balls can be well protected outside the oil pan.
In order to achieve the above object, the present invention provides a new energy automobile engine oil pan protection mechanism, including:
the oil pan is covered by the inner protective shell and the outer protective shell, the inner protective shell is covered by the outer protective shell, the surface of the outer protective shell is provided with balls capable of replacing the oil pan to be in contact with the ground at the bottom of the outer protective shell, and when the balls replace the oil pan to be in contact with the ground at the bottom of the oil pan, the balls are abutted and rotate to enable the oil pan to avoid the ground;
the lubricating oil cavity is arranged in the outer protective shell and used for storing lubricating oil, and a sponge block which guides and outputs the lubricating oil in the lubricating oil cavity to the surface of the ball is arranged on the outer protective shell;
the air bag is arranged on the inner side of the inner protective shell and can elastically deform to offset the pressure transmitted to the surface of the oil pan by the inner protective shell, and when the air bag shrinks and deforms, the air in the air bag is compressed to apply pressure to the outer protective shell so that the outer protective shell moves towards one side far away from the oil pan.
As a further optimization of the above scheme, the ball movable sleeve is arranged on the supporting shaft at the bottom of the outer protective shell, the surface of the outer protective shell is fixedly provided with a plurality of groups of symmetrical supporting plates, the surface of each supporting plate is provided with a guide groove for movably inserting the end part of the supporting shaft, the bottom surface of each guide groove is fixedly provided with a first spring for pulling the supporting shaft, and the end part of each supporting plate is provided with a limit screw for blocking the supporting shaft from falling off from the guide groove.
It should be noted that the limit screw is connected to the supporting plate through threaded fit, the limit screw blocks the side, far away from the first spring, of the supporting shaft, when the automobile runs, the ball replaces an oil pan to be in contact with the ground at the bottom of the oil pan, the ball is in contact with the ground and is in collision with the ground to buffer the lifting phenomenon, and the supporting shaft buffers the lifting phenomenon through compressing the first spring, so that the aim of removing the abutting force is achieved, and the oil pan is further protected.
As a further optimization of the above scheme, a fixed cylinder communicated with the lubricating oil cavity is fixedly arranged on the surface of the outer protective shell, the sponge block is fixedly arranged in the fixed cylinder, a tapered hole for inputting the lubricating oil stored in the lubricating oil cavity to the surface of the ball is formed in the sponge block, and the surface of the sponge block is movably attached to the surface of the ball.
Further, lubricating oil in the lubricating oil cavity makes the smooth effect that has the friction that reduces of surface of ball when getting into the surface of ball through the bell mouth, and the sponge piece laminating is on the surface of ball, and accessible sponge piece strikes off its surperficial dust when the ball rotates, and frictional force is less when having guaranteed ball and ground contact, has increased the life of ball, the ball is equipped with the multiunit on the back shaft, and the back shaft is equipped with the multiunit around the surface at outer protective housing, has played good guard action, and when there is bellied obstacle bottom the oil pan, the ball replaces oil pan and obstacle contact, makes the oil pan pass through the obstacle smoothly, and can not produce the cracked phenomenon of oil pan.
As a further optimization of the above scheme, the bottom of the inner protective shell is fixedly provided with a plurality of groups of fourth springs for pulling and holding the outer protective shell, a pressure reducing device connected between the inner protective shell and the outer protective shell is arranged between the plurality of groups of fourth springs, the pressure reducing device comprises a buffer rod fixed on the surface of the outer protective shell and a buffer sleeve fixed on the surface of the inner protective shell, the end part of the buffer rod is integrally provided with a force application plate movably lifted in the buffer sleeve, the surface of the force application plate and the bottom of the buffer sleeve are fixed through a supporting spring, and the buffer sleeve is communicated with the air bag through holes in the inner protective shell through arrangement.
In this embodiment, when the ball is contacted with the obstacle and is collided to move towards one side of the oil pan, when the supporting shaft in the middle of the ball moves to the bottom of the guide groove, the outer protective shell continues to move towards one side of the oil pan, the fourth spring is compressed when the outer protective shell moves towards one side of the oil pan, the counter force generated when the fourth spring is compressed counteracts the collision force borne by the outer protective shell, meanwhile, the buffer rod moves towards the inner protective shell through the compression of the outer protective shell, the force application plate at the end part of the buffer rod moves in the buffer sleeve to compress the inner cavity of the buffer sleeve and the supporting spring, the corresponding counter force generated when the inner cavity of the buffer sleeve and the supporting spring are compressed reduces the collision force of the outer protective shell, when the force application plate is compressed to the bottom of the buffer sleeve, the outer protective shell continues to move towards the oil pan and collides the inner protective shell to move towards the oil pan, and the air bag is compressed to reduce and deform for buffering when the inner protective shell moves towards the oil pan, simultaneously, gas in the gasbag gets into in the cushion collar and promotes the application of force board and reset through the gas through-hole after being compressed, makes the outer protective housing have stronger anti-thrust effect and offset the conflict power that bears when the ball on outer protective housing surface is blockked by the obstacle, and holistic protection mechanism structure sets up rationally, can protect playing the phenomenon of avoiding the oil pan to break in the outside of oil pan, and can offset the pressure that the obstacle conflicts the production when protection mechanism.
As a further optimization of the scheme, a plurality of groups of I-shaped steel are fixedly arranged on the surface of the air bag, and the surface of the I-shaped steel is movably attached to the surface of the oil pan.
Specifically, the I-shaped steel can absorb the heat on the surface of the oil pan and take away the natural wind on the surface of the I-shaped steel by blowing when the I-shaped steel is attached to the surface of the oil pan, so that the purpose of efficient heat dissipation is achieved, the air bag is compressed to be reduced and deformed when the protection mechanism touches a barrier, at the moment, the air bag can be transformed between reduction and expansion deformation, the air bag is accelerated to move around in the process of volume transformation, the heat on the surface of the oil pan is accelerated to be dissipated, and a good heat dissipation effect is achieved.
According to the scheme, the lower limiting plate is fixedly welded at the inner ring of the upper end of the lubricating oil cavity, the upper end of the lower limiting plate is a pressurizing cavity, a sealing plate is arranged at the opening of the upper end of the lubricating oil cavity, a plurality of groups of telescopic rods are arranged at the upper end of the lubricating oil cavity, and the lower ends of the telescopic rods movably penetrate through the bottom surface of the sealing plate and extend into the lubricating oil cavity above the lower limiting plate.
As the further optimization of above-mentioned scheme, the end fixing of telescopic link is equipped with the push pedal, the outer lane of push pedal, upper surface are fixed respectively and are provided with sealed inside side sealing pad, the upper seal pad of lubricating oil chamber, the top of protective housing is equipped with the fixed plate, the surface of fixed plate is equipped with and supplies the screw to pass the screw hole that can connect on vehicle chassis around the oil pan, the bottom of fixed plate is provided with flexible box, the bottom an organic whole of fixed plate is equipped with the connecting plate that is used for fixed flexible box, the upper end activity of telescopic link stretches into the inside of flexible box, and the upper end tip an organic whole of telescopic link is equipped with the stopper, fixedly connected with third spring between the bottom of stopper and the bottom surface of flexible box, the fixed second spring that is equipped with the pulling and holds the stopper in top of flexible box.
When protection mechanism is blockked by the obstacle on ground and takes place to oil pan one side and remove, the stopper at telescopic link top is through the compression, stretch the second spring of its upper and lower surface, the third spring cushions, the fourth spring of telescopic link bottom moves down and the lubricating oil that compresses in the lubricating oil chamber passes through the surface that the bell mouth got into the ball in the pressurization chamber, the realization is automatic when meetting the obstacle adds the purpose of lubricating oil for the ball, the shrouding passes through the dismantled and assembled upper end opening part of fixing outer protective housing of screw, make things convenient for the dismouting to use.
As a further optimization of the scheme, one side of the outer protective shell is provided with a supplementary channel communicated with the pressurizing cavity, the inner ring of the supplementary channel is fixedly provided with a positioning ring, one side of the positioning ring is provided with a pulling groove, the bottom of the pulling groove is fixedly provided with a pulling spring, the end part of the pulling spring is pulled to hold a movable sealing plate, and the movable sealing plate is arranged on one surface, close to the pressurizing cavity, of the positioning ring.
And a gap for air to pass through is arranged between the outer ring of the movable sealing plate and the inner wall of the supplement channel.
When the pressurization chamber of fourth spring compression, gas impact makes the movable sealing plate laminating accomplish the sealed of supplementary passageway on the surface of holding ring to the movable sealing plate surface, and when the pressurization chamber was pressurized in the fourth spring release, outside gas inhales from supplementary passageway and pressurizes the chamber, and when gas impact the movable sealing plate, it moved towards keeping away from holding ring one side to drive the movable sealing plate, thereby gaseous thereby in proper order through the holding ring inner circle, gap between holding ring and the movable sealing plate and the gap between movable sealing plate outer lane and the supplementary passageway and flow into and pressurize the chamber and supplement.
As the further optimization of above-mentioned scheme, interior protective housing, outer protective housing all are the font structure of caving in, and the shape of interior protective housing matches the shape of oil pan bottom, the ball laminating is in outer protective housing both sides and bottom and along advancing, the direction setting of retreating when the oil pan is driven to remove by the car.
In this embodiment, inner protective housing, outer protective housing all are the character cut in bas-relief structure, and the thermal diffusivity is stronger, and the bottom shape of inner protective housing and oil pan matches, can play good buffering guard action, and the ball sets up along oil pan moving direction, and when the car was walked, the protection that the ball can be good was in the outside of oil pan.
As a further optimization of the scheme, the bottom of the oil pan is provided with an oil discharging pipe for supplying and discharging oil, the end part of the oil discharging pipe is sleeved with a sealed discharge pipeline, the discharge pipeline sequentially and movably penetrates through the air bag, the inner protective shell and the outer protective shell and extends out of the bottom of the outer protective shell, and the end part of the discharge pipeline is provided with a screw plug which can be opened and closed and is used for discharging and sealing the oil.
The discharge pipeline activity passes gasbag, inner protective housing, outer protective housing, has guaranteed that inner protective housing, outer protective housing can remove and cushion for the oil pan, and the inside oil of oil pan of discharging is comparatively convenient, need not dismouting protection mechanism, directly open the plug screw can.
The invention discloses a protection mechanism for an engine oil pan of a new energy automobile, which has the following beneficial effects:
1. the invention relates to a protection mechanism of an engine oil pan of a new energy automobile, which comprises an inner protection shell and an outer protection shell, wherein the inner protection shell is coated outside the oil pan, the outer protection shell is coated outside the inner protection shell, the surface of the outer protection shell is provided with balls capable of replacing the oil pan to be in contact with the ground at the bottom of the outer protection shell, when the balls replace the oil pan to be in contact with the ground at the bottom of the oil pan, the balls are abutted and rotated to enable the oil pan to avoid the ground, the inner protection shell and the outer protection shell are both of a concave structure and have strong heat dissipation performance, the shapes of the inner protection shell and the bottom of the oil pan are matched, a good buffering protection effect can be achieved, the balls are arranged along the moving direction of the oil pan, and when an automobile walks, the balls can be well protected outside the oil pan;
2. the invention relates to a protection mechanism of an engine oil pan of a new energy automobile, which comprises a lubricating oil cavity arranged in an outer protective shell and used for storing lubricating oil, wherein the outer protective shell is provided with a sponge block which guides and outputs the lubricating oil in the lubricating oil cavity to the surface of a ball, and also comprises an air bag which is arranged at the inner side of the inner protective shell and can elastically deform and is used for offsetting the pressure transmitted by the inner protective shell to the surface of the oil pan, when the air bag is shrunk and deformed, the gas in the air bag is compressed to apply pressure to the outer protective shell so that the outer protective shell moves towards one side far away from the oil pan, when the ball is contacted with an obstacle and is abutted against one side of the oil pan and moves towards the bottom of a guide groove, the outer protective shell continues to move towards one side of the oil pan, and when the outer protective shell moves towards one side of the oil pan, a fourth spring is compressed, a counter force is generated when the fourth spring is compressed, and the counter force which is offset the externally born by the protective shell, meanwhile, the buffer rod moves towards the inner protective shell through the compression of the outer protective shell, the force application plate at the end part of the buffer rod moves in the buffer sleeve to compress the inner cavity of the buffer sleeve and the supporting spring, the corresponding counter force action is generated when the inner cavity of the buffer sleeve and the supporting spring are compressed to reduce the collision force of the outer protective shell, when the force application plate is compressed to the bottom of the buffer sleeve, the outer protective shell continuously moves towards the oil pan to collide the inner protective shell to move towards the oil pan, when the inner protective shell moves towards the oil pan, the air bag is compressed to reduce the deformation of the air bag for buffering, meanwhile, after the air in the air bag is compressed, the gas enters the buffer sleeve through the air through hole to push the force application plate to reset, so that the outer protective shell has stronger counter force action to counteract the collision force born when the balls on the surface of the outer protective shell are blocked by the blocking object, the integral protection mechanism structure is reasonable, and can protect the outer part of the oil pan from cracking, and can counteract the pressure generated when the obstacle collides with the protection mechanism.
There have been disclosed in detail certain embodiments of the invention with reference to the following description and drawings, and it is to be understood that the embodiments of the invention are not limited thereby, but are intended to cover within the spirit and scope of the appended claims, many changes, modifications, and equivalents.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 3 in accordance with the present invention;
FIG. 5 is a side view of the present invention;
FIG. 6 is a cross-sectional view taken at B-B of FIG. 5 in accordance with the present invention;
FIG. 7 is an enlarged view of the structure at A in FIG. 6 according to the present invention;
FIG. 8 is an enlarged view of the structure at B in FIG. 4 according to the present invention;
FIG. 9 is an enlarged view of the structure at C of FIG. 4 according to the present invention;
FIG. 10 is an enlarged view of the structure of FIG. 4 according to the present invention;
FIG. 11 is an enlarged view of the structure at E in FIG. 4 according to the present invention;
fig. 12 is an enlarged view of the structure at F in fig. 11 according to the present invention.
In the figure: the oil pan 1, the inner protective shell 2, the outer protective shell 3, the telescopic rod 4, the telescopic box 5, the threaded hole 6, the fixing plate 7, the supporting plate 8, the ball 9, the air bag 10, the lubricating oil cavity 11, the sponge block 12, the limit screw 13, the supporting shaft 14, the first spring 15, the guide groove 16, the I-shaped steel 17, the connecting plate 18, the second spring 19, the telescopic groove 20, the limit block 21, the third spring 22, the fourth spring 23, the buffer rod 24, the force applying plate 25, the supporting spring 26, the buffer sleeve 27, the air through hole 28, the sealing plate 29, the pressurizing cavity 30, the upper sealing gasket 31, the push plate 32, the side sealing gasket 33, the lower limiting plate 34, the tapered hole 35, the fixing cylinder 36, the supplementing channel 37, the positioning ring 38, the pulling groove 39, the movable sealing plate 40 and the pulling spring 41.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
It should be noted that when an element is referred to as being "disposed on," or provided with "another element, it can be directly on the other element or intervening elements may also be present, when an element is referred to as being" connected, "or coupled to another element, it can be directly on the other element or intervening elements may be present, and" fixedly coupled "means that the element is fixedly coupled in many ways, which are not intended to be within the scope of the present disclosure, the terms" vertical, "" horizontal, "" left, "" right, "and the like are used herein for illustrative purposes only and are not intended to be a single embodiment.
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, and the terms used herein in the specification are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items;
referring to the attached drawings 1-12 of the specification, the invention provides a technical scheme: a protection mechanism of new energy automobile engine oil pan includes:
the oil pan comprises an inner protective shell 2 coated outside an oil pan 1 and an outer protective shell 3 coated outside the inner protective shell 2, wherein balls 9 capable of replacing the oil pan 1 to be in contact with the ground at the bottom of the outer protective shell 3 are arranged on the surface of the outer protective shell 3, and when the balls 9 replace the oil pan 1 to be in contact with the ground at the bottom of the oil pan, the balls 9 are abutted and rotate to enable the oil pan 1 to avoid the ground;
a lubricating oil cavity 11 which is arranged inside the outer protective shell 3 and used for storing lubricating oil, wherein a sponge block 12 which guides and outputs the lubricating oil in the lubricating oil cavity 11 to the surface of the ball 9 is arranged on the outer protective shell 3;
the air bag 10 is arranged on the inner side of the inner protective shell 2 and can elastically deform to counteract the pressure transmitted to the surface of the oil pan 1 by the inner protective shell 2, and when the air bag 10 shrinks and deforms, the gas in the air bag 10 is compressed to apply pressure to the outer protective shell 3 so that the outer protective shell 3 moves towards the side far away from the oil pan 1.
The ball 9 is movably sleeved on a supporting shaft 14 at the bottom of the outer protective shell 3, a plurality of groups of symmetrical supporting plates 8 are fixedly arranged on the surface of the outer protective shell 3, a guide groove 16 for movably inserting the end part of the supporting shaft 14 is formed in the surface of each supporting plate 8, a first spring 15 for pulling and holding the supporting shaft 14 is fixedly arranged on the bottom surface of each guide groove 16, and a limiting screw 13 for blocking the supporting shaft 14 from falling off from the guide groove 16 is arranged at the end part of each supporting plate 8.
It should be noted that the limit screw 13 is connected to the support plate 8 through screw-thread fit, and the limit screw 13 blocks the side of the support shaft 14 away from the first spring 15, when the automobile runs, the ball 9 replaces the oil pan 1 to contact the ground at the bottom of the oil pan, the ball 9 collides with the ground when contacting the ground to generate a lifting phenomenon for buffering, and the support shaft 14 compresses the first spring 15 for buffering, so as to achieve a purpose of removing the abutting force, and further protect the oil pan 1.
The fixed surface of outer protective housing 3 is equipped with the solid fixed cylinder 36 of intercommunication lubricating oil chamber 11, and the sponge piece 12 is fixed to be set up in solid fixed cylinder 36, is equipped with on the sponge piece 12 to import the bell mouth 35 on ball 9 surface with the lubricating oil of storage in the lubricating oil chamber 11, and the surface of sponge piece 12 and the surperficial activity laminating of ball 9.
Further, lubricating oil in the lubricating oil cavity 11 is when getting into ball 9's surface through taper hole 35, make the smooth effect that has the friction that reduces in surface of ball 9, and sponge piece 12 laminates on ball 9's surface, accessible sponge piece 12 strikes off the dust on its surface when ball 9 rotates, frictional force is less when having guaranteed ball 9 and ground contact, ball 9's life has been increased, ball 9 is equipped with the multiunit on back shaft 14, back shaft 14 is equipped with the multiunit around the surface of protective housing 3 outward, good guard action has been played, when there is bellied obstacle bottom oil pan 1, ball 9 replaces oil pan 1 and obstacle contact, make oil pan 1 pass through the obstacle smoothly, and can not produce the cracked phenomenon of 1.
The fixed multiunit fourth spring 23 that is equipped with the drawing and holds outer protective housing 3 in the bottom of inner protective housing 2, be equipped with the pressure relief device who is connected between inner protective housing 2 and the outer protective housing 3 between the multiunit fourth spring 23, pressure relief device is including the buffer beam 24 of fixing on outer protective housing 3 surface and the cushion collar 27 on fixed inner protective housing 2 surface, the tip an organic whole of buffer beam 24 is equipped with mobile lifting in the inside application of force board 25 of cushion collar 27, fix through supporting spring 26 between the surface of application of force board 25 and the bottom of cushion collar 27, through setting up the inside air vent 28 intercommunication of inner protective housing 2 between cushion collar 27 and the gasbag 10.
In this embodiment, when the balls 9 contact with the obstacle and are collided with each other to move to one side of the oil pan 1, when the support shafts 14 at the middle part of the balls 9 move to the bottom of the guide grooves 16, the outer protective shell 3 continues to move to one side of the oil pan 1, and the outer protective shell 3 compresses the fourth springs 23 when moving to one side of the oil pan 1, and when the fourth springs 23 are compressed, a reaction force is generated to counteract the collision force borne by the outer protective shell 3, and at the same time, the buffer rods 24 move toward the inner protective shell 2 through the compression of the outer protective shell 3, the force application plates 25 at the ends of the buffer rods 24 move in the buffer sleeves 27 to compress the inner cavities of the buffer sleeves 27 and the support springs 26, and when the force application plates 25 are compressed to the bottom of the buffer sleeves 27, the outer protective shell 3 continues to move toward the oil pan 1 and collide with the inner protective shell 2 to move toward the oil pan 1, compression gasbag 10 makes gasbag 10 reduce the deformation and cushion when inner protective housing 2 moves towards oil pan 1, and simultaneously, gas in the gasbag 10 gets into cushion collar 27 through gas through hole 28 after being compressed and promotes the application of force board 25 and reset, make outer protective housing 3 have stronger anti-thrust effect and offset the conflict power that bears when ball 9 on outer protective housing 3 surface is blockked by the obstacle, holistic protection mechanism structure sets up rationally, can protect to play in the outside of oil pan 1 and avoid the cracked phenomenon of oil pan 1, and can offset the pressure that the obstacle produced when protection mechanism conflicts.
A plurality of groups of I-shaped steel 17 are fixedly arranged on the surface of the air bag 10, and the surface of the I-shaped steel 17 is movably attached to the surface of the oil pan 1.
Specifically, the I-shaped steel 17 can absorb the heat on the surface of the oil pan 1 and take away the natural wind on the surface of the I-shaped steel 17 by blowing when the I-shaped steel 17 is attached to the surface of the oil pan 1, so that the purpose of efficient heat dissipation is achieved, the air bag 10 is compressed to be deformed in a reducing mode when the protection mechanism touches a barrier, at the moment, the air bag 10 can be transformed between the deformation in a reducing mode and the expansion deformation mode, the air bag 10 is driven to move in an accelerating mode in the process of volume transformation, the heat on the surface of the oil pan 1 is accelerated to be dissipated, and a good heat dissipation effect is achieved.
The upper end inner ring of the lubricating oil cavity 11 is fixedly welded with a lower limiting plate 34, the upper end of the lower limiting plate 34 is a pressurizing cavity 30, an opening at the upper end of the lubricating oil cavity 11 is provided with a sealing plate 29, the upper end of the lubricating oil cavity 11 is provided with a plurality of groups of telescopic rods 4, and the lower ends of the telescopic rods 4 movably penetrate through the bottom surface of the sealing plate 29 and extend into the lubricating oil cavity 11 above the lower limiting plate 34.
In this embodiment, the end fixing of telescopic link 4 is equipped with push pedal 32, the outer lane of push pedal 32, the upper surface is fixed respectively and is provided with sealed side packing pad 33 inside lubricating oil chamber 11, upper packing pad 31, the top of outer protective housing 3 is equipped with fixed plate 7, the surface of fixed plate 7 is equipped with and supplies the screw to pass threaded hole 6 on the vehicle chassis around oil pan 1, the bottom of fixed plate 7 is provided with flexible box 5, the bottom an organic whole of fixed plate 7 is equipped with connecting plate 18 that is used for fixed flexible box 5, the inside of flexible box 5 is stretched into in the upper end activity of telescopic link 4, and the upper end tip an organic whole of telescopic link 4 is equipped with stopper 21, fixedly connected with third spring 22 between the bottom of stopper 21 and the bottom surface of flexible box 5, the fixed second spring 19 that is equipped with to draw stopper 21 in top of flexible box 5.
When the protection mechanism is blocked by an obstacle on the ground and moves to one side of the oil pan 1, the limiting block 21 at the top of the telescopic rod 4 is compressed and stretches the second spring 19 and the third spring 22 on the upper surface and the lower surface of the telescopic rod, the fourth spring 23 at the bottom of the telescopic rod 4 moves downwards in the pressurizing cavity 30 and compresses lubricating oil in the lubricating oil cavity 11 to enter the surface of the ball 9 through the tapered hole 35, the purpose of automatically adding the lubricating oil to the ball 9 when the obstacle is met is achieved, the sealing plate 29 is detachably fixed at the opening at the upper end of the outer protection shell 3 through screws, and the oil pan is convenient to disassemble, assemble and use.
Furthermore, a supplementary channel 37 communicated with the pressurizing cavity 30 is arranged on one side of the outer protective shell 3, a positioning ring 38 is fixedly arranged at the inner ring of the supplementary channel 37, a pulling groove 39 is arranged on one side of the positioning ring 38, a pulling spring 41 is fixedly arranged at the bottom of the pulling groove 39, a movable sealing plate 40 is pulled and held at the end of the pulling spring 41, and the movable sealing plate 40 is arranged on one side, close to the pressurizing cavity 30, of the positioning ring 38.
A gap for air to pass through is formed between the outer ring of the movable sealing plate 40 and the inner wall of the supplementary channel 37.
When the fourth spring 23 compresses the pressurizing cavity 30, the gas impacts the surface of the movable sealing plate 40, so that the movable sealing plate 40 is attached to the surface of the positioning ring 38 to complete the sealing of the replenishing channel 37, when the fourth spring 23 releases the pressurizing cavity 30, the external gas is sucked into the pressurizing cavity 30 from the replenishing channel 37, and when the gas impacts the movable sealing plate 40, the movable sealing plate 40 is driven to move away from the positioning ring 38, so that the gas sequentially passes through the inner ring of the positioning ring 38, the gap between the positioning ring 38 and the movable sealing plate 40 and the gap between the outer ring of the movable sealing plate 40 and the replenishing channel 37 and flows into the pressurizing cavity 30 for replenishing.
Specifically, inner protective housing 2, outer protective housing 3 all are the structure of type character cut in bas-relief, and the shape matching of inner protective housing 2 bottom the shape of oil pan 1, ball 9 laminating in outer protective housing 3 both sides and bottom and along advancing, the direction setting of retreating when oil pan 1 is driven to remove by the car.
In this embodiment, inner protective housing 2, outer protective housing 3 all are the character cut in bas-relief structure, and the thermal diffusivity is stronger, and inner protective housing 2 matches with the bottom shape of oil pan 1, can play good buffering guard action, and ball 9 sets up along oil pan 1 moving direction, and when the car was walked, the protection that ball 9 can be good was in the outside of oil pan 1.
It should be noted that an oil drain pipe for supplying and draining oil is arranged at the bottom of the oil pan 1, a sealed discharge pipeline is sleeved at the end of the oil drain pipe, the discharge pipeline sequentially and movably penetrates through the air bag 10, the inner protective shell 2 and the outer protective shell 3 and extends out of the bottom of the outer protective shell 3, and an openable and sealable plug screw is arranged at the end of the discharge pipeline.
The discharge pipeline activity passes gasbag 10, inner protective housing 2, outer protective housing 3, has guaranteed that inner protective housing 2, outer protective housing 3 can remove and cushion for oil pan 1, and it is comparatively convenient to discharge the inside oil of oil pan 1, need not dismouting protection mechanism, directly open the plug screw can.
The embodiment provides a protection mechanism of new energy automobile engine oil pan, the working process as follows:
the fixed plate 7 passes through the screw hole 6 through the screw and fixes on the vehicle chassis around the oil pan 1 to protect inner protective housing 2 and outer protective housing 3 in the outside of oil pan 1, when the car was gone, oil pan 1 position was when touching the obstacle, and ball 9 on the outer protective housing 3 replaces oil pan 1 and obstacle contact, makes oil pan 1 pass through the obstacle smoothly, has played good guard action.
It should be understood that the present invention is not limited to the particular embodiments described herein, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a protection mechanism of new energy automobile engine oil pan which characterized in that includes:
the oil pan is covered by the inner protective shell and the outer protective shell, the inner protective shell is covered by the outer protective shell, the surface of the outer protective shell is provided with balls capable of replacing the oil pan to be in contact with the ground at the bottom of the outer protective shell, and when the balls replace the oil pan to be in contact with the ground at the bottom of the oil pan, the balls are abutted and rotate to enable the oil pan to avoid the ground;
the lubricating oil cavity is arranged in the outer protective shell and used for storing lubricating oil, and a sponge block which guides and outputs the lubricating oil in the lubricating oil cavity to the surface of the ball is arranged on the outer protective shell;
the air bag is arranged on the inner side of the inner protective shell and can elastically deform to offset the pressure transmitted to the surface of the oil pan by the inner protective shell, and when the air bag shrinks and deforms, the air in the air bag is compressed to apply pressure to the outer protective shell so that the outer protective shell moves towards one side far away from the oil pan.
2. The protection mechanism of the new energy automobile engine oil pan according to claim 1, characterized in that: the ball movable sleeve is established on the back shaft of outer protective housing bottom, the fixed surface of outer protective housing is equipped with the backup pad of multiunit symmetry, the surface of backup pad is equipped with the guide way that supplies back shaft tip activity to insert to close, the fixed first spring that draws the back shaft that is equipped with in bottom surface of guide way, the tip of backup pad is equipped with and stops the stop screw that the back shaft drops from the guide way.
3. The protection mechanism of the new energy automobile engine oil pan according to claim 1, characterized in that: the surface of the outer protective shell is fixedly provided with a fixing cylinder communicated with a lubricating oil cavity, the sponge block is fixedly arranged in the fixing cylinder, the sponge block is provided with a tapered hole for inputting lubricating oil stored in the lubricating oil cavity to the surface of the ball, and the surface of the sponge block is movably attached to the surface of the ball.
4. The protection mechanism of the new energy automobile engine oil pan according to claim 1, characterized in that: the fixed multiunit fourth spring that is equipped with in bottom of interior protective housing and draws holding outer protective housing is equipped with the pressure relief device between protective housing and the outer protective housing including being connected between the multiunit fourth spring, pressure relief device is including fixed buffer beam on outer protective housing surface and the cushion collar on fixed inner protective housing surface, the tip an organic whole of buffer beam is equipped with mobile application of force board that goes up and down in the inside cushion collar, fixes through supporting spring between the surface of application of force board and the bottom of cushion collar, through setting up the inside air vent intercommunication of protective housing including between cushion collar and the gasbag.
5. The protection mechanism of the new energy automobile engine oil pan according to claim 1, characterized in that: the surface of the air bag is fixedly provided with a plurality of groups of I-shaped steel, and the surface of the I-shaped steel is movably attached to the surface of the oil pan.
6. The protection mechanism of the new energy automobile engine oil pan according to claim 1, characterized in that: the lubricating oil cavity is characterized in that a lower limiting plate is fixedly welded at the inner ring of the upper end of the lubricating oil cavity, the upper end of the lower limiting plate is a pressurizing cavity, a sealing plate is arranged at the opening of the upper end of the lubricating oil cavity, a plurality of groups of telescopic rods are arranged at the upper end of the lubricating oil cavity, and the lower ends of the telescopic rods movably penetrate through the bottom surface of the sealing plate and extend into the lubricating oil cavity above the lower limiting plate.
7. The protection mechanism of the new energy automobile engine oil pan according to claim 6, characterized in that: the end fixing of telescopic link is equipped with the push pedal, the outer lane of push pedal, upper surface are fixed respectively and are provided with sealed side packing pad, the upper seal pad inside in lubricating oil cavity, the top of outer protective housing is equipped with the fixed plate, the surface of fixed plate is equipped with and supplies the screw to pass the screw hole that can connect on vehicle chassis around the oil pan, the bottom of fixed plate is provided with flexible box, the bottom an organic whole of fixed plate is equipped with the connecting plate that is used for fixed flexible box, the upper end activity of telescopic link stretches into the inside of flexible box, and the upper end tip an organic whole of telescopic link is equipped with the stopper, fixedly connected with third spring between the bottom of stopper and the bottom surface of flexible box, the fixed second spring that is equipped with the pull and holds the stopper in top of flexible box.
8. The protection mechanism of the new energy automobile engine oil pan according to claim 6, characterized in that: the outer protective housing one side is equipped with the supplementary passageway that feeds through the pressurization chamber, the fixed holding ring that is equipped with in inner circle department of supplementary passageway, one side of holding ring is equipped with draws and holds the groove, draws the fixed spring that draws that is equipped with in bottom of holding the groove, draws the tip of holding the spring and draws and hold movable shrouding, movable shrouding sets up the one side that is close to the pressurization chamber at the holding ring.
9. The protection mechanism of the new energy automobile engine oil pan according to claim 1, characterized in that: inner protective housing, outer protective housing all are the character cut in bas-relief structure, and the shape of inner protective housing matches the shape of oil pan bottom, the ball laminating is in outer protective housing both sides and bottom and along advancing, the direction setting of retreating when the oil pan is driven to remove by the car.
10. The protection mechanism of the new energy automobile engine oil pan according to claim 1, characterized in that: the bottom of oil pan is equipped with the oil drain pipe that supplies the oil drain, oil drain's tip cover is established sealedly and is equipped with the exhaust pipe, the exhaust pipe activity in proper order passes gasbag, inner protective housing, outer protective housing and stretches out the bottom of outer protective housing, the tip of exhaust pipe is equipped with the plug screw that can open and shut and be used for oil drain, sealed.
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| CN202010958458.3A CN112253283B (en) | 2020-09-14 | 2020-09-14 | Protection mechanism of new energy automobile engine oil pan |
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| CN202010958458.3A CN112253283B (en) | 2020-09-14 | 2020-09-14 | Protection mechanism of new energy automobile engine oil pan |
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| CN113601061B (en) * | 2021-08-18 | 2024-02-06 | 湖北秦鸿新材料股份有限公司 | Flux-cored wire protector and flux-cored wire welder |
| CN113623046A (en) * | 2021-08-23 | 2021-11-09 | 苏州麦克洛威汽车部件有限公司 | Oil pan with heat insulation structure |
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