CN208764286U - A kind of self-lubricating device of double-stage driving gearbox - Google Patents

Abstract

The utility model discloses a kind of self-lubricating devices of double-stage driving gearbox, including the oil pump being installed on gearbox, it protrudes outside gearbox and is protruded into oil pump with the rotation axis in gearbox, the rotation axis that is installed on of the rotating wheel of oil pump protrudes on the part in oil pump；Oil pump is respectively arranged with strike the oil pipe and send oil pipe；Gearbox bottom is provided with outage, outage is connected with oil exit pipe, gearbox bottom is provided with two pieces of installation clamping plates, oil filtrating cylinder is removably connected between installation clamping plate, oil filtrating cylinder is divided into oil inlet end and oil outlet, the installation clamping plate of oil inlet end is connected with petroleum pipeline, and the petroleum pipeline at this is connected with oil exit pipe；The installation clamping plate of oil outlet is connected with petroleum pipeline, and the petroleum pipeline at this is connected with strike the oil pipe.The utility model can be filtered maintenance to the oil in gearbox, help oil circulation, have splendid automatic dissipating heat function.

Description

A kind of self-lubricating device of double-stage driving gearbox

Technical field

The invention belongs to gearbox technical field more particularly to a kind of self-lubricating devices of double-stage driving gearbox.

Background technique

Gearbox is very important component on vehicle, it can change transmission ratio, expands driving wheel torque and revolving speed Effect.With the development of modern science and technology, gearbox is there has also been upgrading, from initial manual transmission, infinitely variable transmission till now, From no synchronizer to there is synchronizer, manipulation is more and more convenient.Diesel engine, torque and revolving speed is widely used in engineering machinery at present Variation range is small, is not able to satisfy requirement of the vehicle under various operating conditions to tractive force and travel speed, need to be solved using gearbox Certainly this contradiction.The superiority and inferiority of gearbox performance is the key that measure engineering machinery dynamic property, economy and driving.Current change Speed system mainly has: machine driving, hydraulic power, hydrostatic transmissions.Gearbox has manpower shift and power shifting, and structure has fixed Shaft type and planetary.

There is very numerous precision components, it is therefore desirable to meticulous maintenance is carried out to it in gearbox.

The key maintained is exactly correct " changing oil ".It should be noted that, it is necessary to it is used using manufacturer's regulation automatic Transmission oil (ATF), otherwise can make automatic transmission inordinate wear occur.

High temperature can destroy treatment and the frictional property of ATF oil, increase friction and wear, gearbox noise is following, simultaneously Greasy filth (impurity or dirty) also can generate (such as valve body) in transmission internal, and gearbox is caused pause and transition in rhythm or melody occur, impact.If warm Degree is more than 120 °C, and rubber packing material can start the aging that is hardened, poorly sealed leakage, if finally resulting in hydraulic reduction temperature Higher, gearbox starts to skid, and the higher of temperature liter can be made in turn again by skidding, and the high-end vehicle such as Audi just will call the police, and enters Gearbox protected mode.If solved not in time, gearbox will be scrapped.

During normal use, the operating temperature of gear box oil is generally in 120 degrees centigrades, therefore to oil product Quality requirement is very high, it is necessary to keep cleaning.Secondly, gear box oil can generate grease after a long time of use, it is possible to meeting Greasy filth is formed, the abrasion of each friction plate and each component can be increased, and have an effect on system oil pressure, power transmitting is made to be affected. Third, it is dirty oil in greasy filth the movement of valve body in each valve body can be made unsmooth, oil pressure cntrol is impacted, so that automatic gear-box be made to go out It is now abnormal.Want running check.4th, the part in gearbox, often in working condition, therefore surface has subtle mill Particle is damaged, these particles need to be discharged in time, otherwise can unstable wear.

Summary of the invention

The present invention aiming at the shortcomings in the prior art, provides a kind of self-lubricating device of double-stage driving gearbox, can Maintenance is filtered to the oil in gearbox, and the circulation of gearbox inner fluid can be helped, to quickly take away parts list The dirt and wear particle in face additionally have splendid automatic dissipating heat function, to guarantee the operating temperature of gearbox not It can be exceeded.

In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals: a kind of double-stage driving speed change The self-lubricating device of case, including the oil pump being installed on gearbox, the prominent gearbox of rotation axis in the gearbox it is outer and It protrudes into the oil pump, the rotation axis that is installed on of the rotating wheel of the oil pump protrudes on the part in oil pump；The oil pump It is respectively arranged with strike the oil pipe and send oil pipe；The gearbox bottom is provided with outage, and the outage is connected with oil exit pipe, institute It states gearbox bottom and is provided with two pieces of installation clamping plates, be removably connected with oil filtrating cylinder, the oil between the installation clamping plate Liquid cartridge filter is divided into oil inlet end and oil outlet, and the installation clamping plate of the oil inlet end is connected with petroleum pipeline, petroleum pipeline and institute at this Oil exit pipe is stated to be connected；The installation clamping plate of the oil outlet is connected with petroleum pipeline, and the petroleum pipeline at this is connected with the strike the oil pipe；Two Special-shaped t-bend connector is provided on petroleum pipeline described in root, the vertical joint of the special-shaped t-bend connector has extension, described to prolong Extending portion, which can be used for clamping facilitating, rotates the special-shaped t-bend connector, and the extension is provided with female quick union, described female fast Be inserted with public fast access plug in connector, be provided with through-hole on the public fast access plug, can be inserted into the through-hole crow bar to Conveniently remove the public fast access plug；The end of the rotation axis also protrudes outside the oil pump, and the oil pump end face is provided with ring Shape radiating part, heat dissipation wind wheel is provided at circular radiating portion center, and the heat dissipation wind wheel is set to the end of the rotation axis In portion and rotate with it；It is arranged with a circle jet portion outside the circular radiating portion, the jet portion is towards the circular radiating portion The air of spray clean low temperature, the jet portion are connected with air inlet pipe, and the air inlet pipe connects air pump；The oil filtrating cylinder is set It is equipped with ring flange, the installation clamping plate is provided with liquid-passing hole, and the liquid-passing hole is provided with opening towards the oil filtrating cylinder Bellmouth is movably set with movable end in the bellmouth, the movable end, the activity is provided in the bellmouth End includes hemisphere, cylinder and detent ring, and the cylinder is set to above the detent ring, is arranged above the cylinder Hemisphere is stated, liquid-passing hole is provided in the movable end, is located at outside the cartridge filter on the ring flange and is provided with sealing Circle and second location hole, are provided with first location hole corresponding with the second location hole on the installation clamping plate, outside the second location hole Be provided with protective cover, the second positioning hole is movably set with locating rod, the locating rod be inserted into the first positioning hole to It realizes positioning limit function, is provided with annular relief in the middle part of the locating rod, the positioning boom end is provided with spherical portion, institute It states and is provided with limiting section between annular relief and the spherical portion, irregularly-shaped hole, the irregularly-shaped hole are provided on the protective cover Including spacing breach, the spacing breach is bigger than the limiting section, and the locating rod, the abnormity are provided in the irregularly-shaped hole First reset spring, the annular relief, the first reset spring and the limit are provided between hole and the annular relief Position portion is set in the protective cover, and the cartridge filter is located on the ring flange and is internally provided with liquid separation portion, told liquid separation portion On be provided with several second through-holes and opening portion, second reset spring is provided between the liquid separation portion and the movable end, it is described Second reset spring is set in the opening portion, and the second through-hole will be connected inside the opening portion and the oil filtrating cylinder It connects.

It is described to send oil pipe to be provided with several to send oil pipe, it is described to send oil pipe and the fuel feed hole phase on the gearbox Even.

If the circular radiating portion is provided with dry plate cooling fin, one end of the cooling fin towards the heat dissipation wind wheel and it is another The outside radiation in one end towards circular radiating portion is scattered, and the cooling fin is arc aluminium sheet.

The bottom end of the strike the oil pipe and the oil exit pipe is provided with blowdown plug, and removing blowdown plug can be by the strike the oil Greasy dirt discharge in pipe or the oil exit pipe.

The present invention can be filtered maintenance to the oil in gearbox, and can help the circulation of gearbox inner fluid, To quickly take away the dirt and wear particle of piece surface, additionally there is splendid automatic dissipating heat function, to guarantee The operating temperature of gearbox will not be exceeded.

Detailed description of the invention

Fig. 1 is schematic structural view of the invention.

Fig. 2 is structural schematic diagram at A in Fig. 1.

Fig. 3 is schematic diagram at B in Fig. 2.

Fig. 4 is movable end structural schematic diagram of the invention.

Fig. 5 is liquid separation portion structural schematic diagram of the invention.

Fig. 6 is protective cover structural schematic diagram of the invention.

Specific embodiment

Present invention is further described in detail with specific embodiment with reference to the accompanying drawing: as shown in Figures 1 to 6, one The self-lubricating device of kind double-stage driving gearbox, the rotation axis including the oil pump 2 being installed on gearbox 1, in the gearbox 1 Prominent gearbox is outer and protrudes into the oil pump 2, and the rotation axis that is installed on of the rotating wheel of the oil pump 2 protrudes into oil pump 2 On interior part；The oil pump 2 is respectively arranged with strike the oil pipe 21 and send oil pipe 22；1 bottom of gearbox is provided with outage, The outage is connected with oil exit pipe 11, and 1 bottom of gearbox is provided with two pieces of installation clamping plates 4, between the installation clamping plate 4 It is removably connected with oil filtrating cylinder 5, the oil filtrating cylinder 5 divides for oil inlet end and oil outlet, the installation folder of the oil inlet end Plate 4 is connected with petroleum pipeline 3, and the petroleum pipeline 3 at this is connected with the oil exit pipe 11；The installation clamping plate 4 of the oil outlet is connected with Petroleum pipeline 3, the petroleum pipeline 3 at this are connected with the strike the oil pipe 21；Special-shaped t-bend connector is provided on two petroleum pipelines 3 31, the vertical joint of the special-shaped t-bend connector 31 has extension 32, and the extension 32 can be used for clamping to be turned to convenient The special-shaped t-bend connector 31 is moved, the extension 32 is provided with female quick union, is inserted with public fast access in mother's quick union Plug 33 is provided with removal hole 331 on the public fast access plug 33, can be inserted into crow bar in the removal hole 331 to conveniently tear open Under the public fast access plug 33；The end of the rotation axis also protrudes outside the oil pump 2, and 2 end face of oil pump is provided with annular Radiating part 24, heat dissipation wind wheel 23 is provided at 24 center of circular radiating portion, and the heat dissipation wind wheel 23 is set to the rotation On the end of axis and rotate with it；It is arranged with a circle jet portion 25 outside the circular radiating portion 24, the jet portion 25 is towards institute The air of 24 spray clean low temperature of circular radiating portion is stated, the jet portion 25 is connected with air inlet pipe 251, and the air inlet pipe 251 connects Connect air pump；The oil filtrating cylinder 5 is provided with ring flange 51, and the installation clamping plate 4 is provided with liquid-passing hole 41, the liquid-passing hole 41 It is provided with bellmouth of the opening towards the oil filtrating cylinder 5, is movably set with movable end 52, the cone in the bellmouth The movable end 52 is provided in shape hole 112, the movable end 52 includes hemisphere 521, cylinder 522 and detent ring 523, The cylinder 522 is set to 523 top of detent ring, is provided with the hemisphere 521, the work above the cylinder 522 It is provided with movable liquid-passing hole 524 in moved end head 52, is located at outside the cartridge filter on the ring flange 51 and is provided with sealing ring 511 With second location hole, it is provided with first location hole 42 corresponding with the second location hole on the installation clamping plate 4, outside the second location hole It is provided with protective cover 512, the second positioning hole is movably set with locating rod 6, and the locating rod 6 is inserted into the first location hole 42 Interior that annular relief 61 is provided in the middle part of the locating rod 6 to realize positioning limit function, 6 end of locating rod is arranged There is spherical portion 62, limiting section 63 is provided between the annular relief 61 and the spherical portion 62, is set on the protective cover 512 It is equipped with irregularly-shaped hole 5121, the irregularly-shaped hole 5121 includes spacing breach 5122, and the spacing breach 5122 is than the limiting section 63 Greatly, it is provided with the locating rod 6 in the irregularly-shaped hole 5121, is arranged between the irregularly-shaped hole 5121 and the annular relief 61 There is first reset spring 5123, the annular relief 61, the first reset spring 5123 and the limiting section 63 are set to described It is located at the cartridge filter in protective cover 512, on the ring flange 51 and is internally provided with liquid separation portion 513, is set in told liquid separation portion 513 It is equipped with several second through-holes 514 and opening portion 515, second is provided between the liquid separation portion 513 and the movable end 52 and resets bullet Spring 50, the second reset spring 50 are set in the opening portion 515, the second through-hole 514 by the opening portion 515 with it is described It is connected inside oil filtrating cylinder 5.

It is described to send oil pipe 22 to be provided with several to send oil pipe 221, it is described to send on oil pipe 221 and the gearbox 1 Fuel feed hole is connected.

If the circular radiating portion 24 is provided with dry plate cooling fin, one end of the cooling fin is towards the heat dissipation wind wheel 23 And the outside radiation in the other end towards circular radiating portion 24 is scattered, the cooling fin is arc aluminium sheet.

The bottom end of the strike the oil pipe 21 and the oil exit pipe 11 is provided with blowdown plug 211, and removing blowdown plug can incite somebody to action Greasy dirt discharge in the strike the oil pipe 21 or the oil exit pipe 11.

The present apparatus drives oil pump 2 to work using the rotation of the rotation axis in gearbox, while driving heat dissipation 23 work of wind wheel Make.

After oil pump 2 works, oil is drained out out of gearbox 1, this oil enters in oil filtrating cylinder 5 by oil exit pipe 11 It is filtered, so that the particle filter that oil liquid is attached to is walked.Oil by filtering is entered in strike the oil pipe 21 by petroleum pipeline 3.Oil Pump 2 draws oil liquid out of strike the oil pipe 21, then by sending oil pipe 22 to be recycled in gearbox 1.In this way, present apparatus energy Oil in enough automatic cycle gearboxes 1 guarantees to enter the quality of the oil in gearbox, to protect to be filtered to oil The part of joggleword is participated in gearbox.

In addition, the oil of the present apparatus can take the heat in gearbox out of, to cool down to gearbox.

In order to further increase heat dissipation effect, circular radiating portion 24 carries out heat transfer to oil pump 2, then radiates 23 turns of wind wheel It is dynamic, so that air circulation is driven, to take away the heat in circular radiating portion 24, therefore the heat sinking function of the present apparatus is very excellent It is elegant.

In order to further enhance heat dissipation performance, the present apparatus is also arranged with a circle jet portion 25 outside circular radiating portion 24, benefit With jet portion 25 towards the air of 24 spray clean low temperature of circular radiating portion.And jet portion 25 is connected with air inlet pipe 251, air inlet Pipe 251 connects air pump, sprays air by air pump, so as to further progress cooling.

The present apparatus is provided with blowdown plug 211 in the bottom end of strike the oil pipe 21 and oil exit pipe 11.Therefore, it is being arranged When dirty, as long as unscrewing the two blowdown plugs 211, the oil in gearbox and oil pump will flow out from there, so as to The oil more renewed.

In addition, the present apparatus is provided with special-shaped t-bend connector 31, petroleum pipeline 3 herein is divided by this special-shaped t-bend connector 31 Both ends are connected by connector.It needs to be removed after oil filtrating cylinder 5 filters for a long time, and if connected with petroleum pipeline 3 If connecing, then very bad dismounting.Therefore, the present apparatus is provided with this special-shaped t-bend connector 31, as long as being held in or recruitment Tool is stuck on extension 32, it will be able to this special-shaped t-bend connector 31 is rotated, so that dividing at horizontal interface with petroleum pipeline 3 From thus conveniently removing oil filtrating cylinder 5.

When needing replacing the oil in gearbox, Quick replaceable device is arranged in the present apparatus.Two pieces of public affairs are removed at this time Plug 33 is connect fastly, then connects oil pipe herein, wherein the oil pipe close to strike the oil pipe 21 transports clean oil and enters in oil pump 2；It is close The oil pipe of oil exit pipe 11 is used to for the sump oil in gearbox being discharged.

In this way, clean oil just enters from third interface 302, it is being delivered in oil pump 2, then by sending oil pipe 22 to enter Into gearbox.And used oil in gearbox, then it is discharged from sewage pipe.

After the present apparatus works the regular hour, it is necessary to replace to oil filtrating cylinder 5, can guarantee in this way Filter capacity.The dismounting of oil filtrating cylinder 5 of the present apparatus is very easily.

When needing mobile oil filtrating cylinder, need first to extract locating rod from first location hole.In order to more It is moved easily oil filtrating cylinder, locating rod is provided with limiting section, and irregularly-shaped hole is provided on protective cover, and irregularly-shaped hole includes that limit lacks Mouthful, spacing breach is bigger than the limiting section.In this way, limiting section can be gone out from the irregularly-shaped hole on protective cover when mobile It pulls out, is then stuck on protective cover again, prevents from resetting, so that not will receive locating rod when mobile oil filtrating cylinder Inhibition.

Then handle is gripped, then pulls oil filtrating cylinder, movable end and bellmouth are in close contact and generate power mutually Effect, finally due to the effect of movable end and bellmouth planform, movable end can be pressed down, in this way, it is possible to draw Dynamic oil filtrating cylinder, so that oil filtrating cylinder be removed.

The present apparatus is provided with first reset spring, can be after oil filtrating cylinder is moved to the position of needs, rotational positioning bar, So that limiting section is in the top of irregularly-shaped hole, in this way under the action of first reset spring, locating rod can automatically reset.

The present invention can be filtered maintenance to the oil in gearbox, and can help the circulation of gearbox inner fluid, To quickly take away the dirt and wear particle of piece surface, additionally there is splendid automatic dissipating heat function, to guarantee The operating temperature of gearbox will not be exceeded.

Claims (4)

1. a kind of self-lubricating device of double-stage driving gearbox, it is characterised in that: including the oil pump being installed on gearbox (1) (2), the prominent gearbox of the rotation axis in the gearbox (1) is outer and protrudes into the oil pump (2), and the oil pump (2) turns The rotation axis that is installed on of driving wheel protrudes on the part in oil pump (2)；The oil pump (2) be respectively arranged with strike the oil pipe (21) and Send oil pipe (22)；Gearbox (1) bottom is provided with outage, and the outage is connected with oil exit pipe (11), the speed change Case (1) bottom is provided with two pieces of installation clamping plates (4), is removably connected with oil filtrating cylinder (5) between the installation clamping plate (4), The oil filtrating cylinder (5) is divided into oil inlet end and oil outlet, and the installation clamping plate (4) of the oil inlet end is connected with petroleum pipeline (3), should The petroleum pipeline (3) at place is connected with the oil exit pipe (11)；The installation clamping plate (4) of the oil outlet is connected with petroleum pipeline (3), at this Petroleum pipeline (3) be connected with the strike the oil pipe (21)；Special-shaped t-bend connector (31), institute are provided on two petroleum pipelines (3) The vertical joint for stating special-shaped t-bend connector (31) has extension (32), and the extension (32) can be used for clamping to be turned to convenient The special-shaped t-bend connector (31) is moved, the extension (32) is provided with female quick union, is inserted in mother's quick union male It connects plug (33), is provided with removal hole (331) on the public fast access plug (33) fastly, can be inserted into sled in the removal hole (331) Stick is to conveniently remove the public fast access plug (33)；The end of the rotation axis also protrudes the oil pump (2) outside, the oil pump (2) end face is provided with circular radiating portion (24), and heat dissipation wind wheel (23) is provided at circular radiating portion (24) center, described to dissipate Hot wind wheel (23) is set on the end of the rotation axis and rotates with it；Circle spray is arranged with outside the circular radiating portion (24) Gas portion (25), air of the jet portion (25) towards circular radiating portion (24) the spray clean low temperature, the jet portion (25) it is connected with air inlet pipe (251), the air inlet pipe (251) connects air pump；The oil filtrating cylinder (5) is provided with ring flange (51), the installation clamping plate (4) is provided with liquid-passing hole (41), and the liquid-passing hole (41) is provided with opening towards the oil filtrating The bellmouth of cylinder (5) is movably set with movable end (52) in the bellmouth, is provided in the bellmouth (112) described Movable end (52), the movable end (52) include hemisphere (521), cylinder (522) and detent ring (523), the cylinder (522) it is set to above the detent ring (523), is provided with the hemisphere (521), the work above the cylinder (522) It is provided with movable liquid-passing hole (524), is provided with outside the cartridge filter on the ring flange (51) close in moved end head (52) Seal (511) and second location hole are provided with first location hole (42) corresponding with the second location hole on the installation clamping plate (4), It is provided with protective cover (512) outside the second location hole, the second positioning hole is movably set with locating rod (6), the locating rod (6) it is inserted into the first location hole (42) to realize positioning limit function, is provided with annular protrusion in the middle part of the locating rod (6) Portion (61), locating rod (6) end are provided with spherical portion (62), the annular relief (61) and the spherical portion (62) it Between be provided with limiting section (63), be provided with irregularly-shaped hole (5121) on the protective cover (512), the irregularly-shaped hole (5121) include limit Position notch (5122), the spacing breach (5122) greatly than the limiting section (63), are arranged in the irregularly-shaped hole (5121) It states locating rod (6), first reset spring (5123), institute is provided between the irregularly-shaped hole (5121) and the annular relief (61) Annular relief (61), the first reset spring (5123) and the limiting section (63) is stated to be set in the protective cover (512), On the ring flange (51) be located at the cartridge filter be internally provided with liquid separation portion (513), told liquid separation portion (513) if on be provided with Dry second through-hole (514) and opening portion (515) are provided with second reset between the liquid separation portion (513) and the movable end (52) Spring (50), the second reset spring (50) are set in the opening portion (515), and the second through-hole (514) is by the opening It is connected inside portion (515) and the oil filtrating cylinder (5).

2. a kind of self-lubricating device of double-stage driving gearbox according to claim 1, it is characterised in that: described to send oil pipe (22) several are provided with to send oil pipe (221), it is described that oil pipe (221) is sent to be connected with the fuel feed hole on the gearbox (1).

3. a kind of self-lubricating device of double-stage driving gearbox according to claim 1, it is characterised in that: the annular dissipates Hot portion (24) is if be provided with dry plate cooling fin, and one end of the cooling fin is towards the heat dissipation wind wheel (23) and the other end is towards ring The outside radiation of shape radiating part (24) is scattered, and the cooling fin is arc aluminium sheet.

4. a kind of self-lubricating device of double-stage driving gearbox according to claim 1, it is characterised in that: the strike the oil pipe (21) and the bottom end of the oil exit pipe (11) is provided with blowdown plug (211), and removing blowdown plug can be by the strike the oil pipe (21) the greasy dirt discharge or in the oil exit pipe (11).