CN206694542U - Gear reduction unit and engineering machinery with different lubrication liquid levels - Google Patents

Gear reduction unit and engineering machinery with different lubrication liquid levels Download PDF

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Publication number
CN206694542U
CN206694542U CN201720477061.6U CN201720477061U CN206694542U CN 206694542 U CN206694542 U CN 206694542U CN 201720477061 U CN201720477061 U CN 201720477061U CN 206694542 U CN206694542 U CN 206694542U
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China
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gear
level
lubrication liquid
train
fuel tank
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贺秋冬
姚文涛
邹才安
朱浩盛
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Hubei Engineering University
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Hubei Engineering University
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Abstract

It the utility model is related to decelerator field, provide a kind of gear reduction unit with different lubrication liquid levels, it includes casing and the train of reduction gears being arranged in casing, casing includes the block and case lid to cooperate, train of reduction gears is connected successively for multistage and multi-stage speed-reducing gear train, demarcation strip is provided with block, block is divided into the fuel tank of lubricating oil that are multiple separate and can filling different lubrication liquid levels by demarcation strip, the series of multi-stage speed-reducing gear train is identical with the number of multiple fuel tanks, multi-stage speed-reducing gear train is corresponded and is installed in multiple fuel tanks.It uses different lubrication liquid levels, can both ensure lubricant effect, can reduce power consumption again.In addition, the utility model additionally provides a kind of engineering machinery for being provided with the above-mentioned gear reduction unit with different lubrication liquid levels, and it possesses the effect for ensureing to reduce while lubricant effect power consumption of the above-mentioned gear reduction unit with different lubrication liquid levels.

Description

Gear reduction unit and engineering machinery with different lubrication liquid levels
Technical field
Decelerator field is the utility model is related to, in particular to a kind of gear with different lubrication liquid levels Decelerator and engineering machinery.
Background technology
Gear reduction unit is a kind of drive apparatus of multi-stage gear break-in, is unavoidably had when running at high speed work Friction.And lubricating fluid just serves good lubrication, when circumference of gear speed is no more than 12~14 metre per second (m/s), lubrication side What formula typically used is all splash lubrication, takes on friction pair and bearing lubricating oil to from fuel tank by the rotation of gear and is formed certainly Dynamic lubrication.And lubricating fluid is all installed in an integral tank.Splash lubrication is to take up lubricating oil by gear rotation, and is slowed down There are gear wheel and little gear in device, gear is taken up lubricating fluid just there must be gear to be immersed in lubricating fluid.If allow big Gear and little gear are all immersed in lubricating fluid, and that gear wheel just needs to soak very deep, and the power that gear is subject to when rotating will be very Greatly, oil temperature can be raised, can also influences the operating efficiency of decelerator;If only gear wheel is allowed to be immersed in lubricating fluid, then small tooth Wheel cannot get up lubricating oil band, and lubricant effect will reduce.
Utility model content
The purpose of this utility model is to provide a kind of gear reduction units with different lubrication liquid levels, and it is used not With lubrication liquid level, it can both ensure lubricant effect, power consumption can be reduced again.
Another object of the present utility model, which is to provide, a kind of is provided with the above-mentioned gears with different lubrication liquid levels The engineering machinery of decelerator, it can ensure to reduce power consumption while lubricant effect.
What embodiment of the present utility model was realized in:
A kind of gear reduction unit with different lubrication liquid levels, it includes casing and the reducing gear being arranged in casing Wheel group, casing include the block and case lid to cooperate, and train of reduction gears is the multistage and multi-stage speed-reducing gear train successively company of transmission Connect, demarcation strip is provided with block, block is divided into multiple separate and can fill different lubrication liquid levels by demarcation strip Lubricating oil fuel tank, the series of multi-stage speed-reducing gear train is identical with the number of multiple fuel tanks, a pair of multi-stage speed-reducing gear train 1 It should be installed in multiple fuel tanks.
Further, in preferred embodiment of the present utility model, the above-mentioned gear with different lubrication liquid levels subtracts The multi-stage speed-reducing gear train of fast device is two-stage, respectively primary speed-down gear train and double-reduction gear group, primary speed-down gear Group and the drive connection of double-reduction gear group, the number of multiple fuel tanks is two, respectively the first fuel tank and the second fuel tank, one-level Train of reduction gears is located in the first fuel tank, and double-reduction gear group is located in the second fuel tank.
Further, in preferred embodiment of the present utility model, the above-mentioned gear with different lubrication liquid levels subtracts The primary speed-down gear train of fast device includes one-level gear wheel and one-level little gear, double-reduction gear group include two level gear wheel and Two level little gear, one-level little gear are sheathed on input shaft, and one-level gear wheel and two level little gear are sheathed on power transmission shaft respectively Both ends, two level gear wheel are sheathed on output shaft, one-level little gear and the engagement of one-level gear wheel, two level little gear and two level canine tooth Wheel engagement;One-level little gear and one-level gear wheel are respectively positioned in the first fuel tank, and two level little gear and two level gear wheel are respectively positioned on In two fuel tanks.
Further, in preferred embodiment of the present utility model, the above-mentioned gear with different lubrication liquid levels subtracts The diameter of the one-level gear wheel of fast device is less than the diameter of two level gear wheel, and the lubrication liquid level in the first fuel tank is higher than in the second fuel tank Lubrication liquid level.
Further, in preferred embodiment of the present utility model, the above-mentioned gear with different lubrication liquid levels subtracts Drive is additionally provided between the one-level little gear and one-level gear wheel of fast device, drive is big with one-level little gear and one-level respectively Gear engages.
Further, in preferred embodiment of the present utility model, the above-mentioned gear with different lubrication liquid levels subtracts The block of fast device is provided with the first oil inlet and the second oil inlet, and the first oil inlet connects with the first fuel tank, the second oil inlet with Second fuel tank connects.
Further, in preferred embodiment of the present utility model, the above-mentioned gear with different lubrication liquid levels subtracts The first oil inlet and the axial line of the second oil inlet of fast device and the angled setting of the axial line of block.
Further, in preferred embodiment of the present utility model, the above-mentioned gear with different lubrication liquid levels subtracts Angle between the axial line of the first oil inlet and the axial line of block of fast device is 30~70 °.
Further, in preferred embodiment of the present utility model, the above-mentioned gear with different lubrication liquid levels subtracts The first oil inlet pipe and the second oil inlet pipe are connected on the first oil inlet and the second oil inlet of fast device.
A kind of engineering machinery, it is provided with the above-mentioned gear reduction unit with different lubrication liquid levels.
The beneficial effect of the utility model embodiment is:
Block is divided into by the gear reduction unit with different lubrication liquid levels provided in the present embodiment using demarcation strip Corresponding to multiple fuel tanks of the series of train of reduction gears, and correspond multi-stage speed-reducing gear train and be installed on multiple fuel tanks It is interior.Then lubricating oil is filled by fuel feed hole respectively into multiple fuel tanks, the amount for filling lubricating oil can be according to corresponding to fuel tank The gear being relatively large in diameter in train of reduction gears is selected so that different fuel tanks can have it is different or incomplete same Lubrication liquid level, using different lubrication liquid levels, can both ensure lubricant effect, power consumption can be reduced again.
The engineering machinery provided in the present embodiment, the above-mentioned gear reduction unit with different lubrication liquid levels is provided with, Therefore possess the beneficial effect of the above-mentioned gear reduction unit with different lubrication liquid levels, can both ensure lubricant effect, again Power consumption can be reduced.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is the gear reduction unit with different lubrication liquid levels that the utility model embodiment one provides first Structural representation under visual angle;
Fig. 2 is the gear reduction unit with different lubrication liquid levels that the utility model embodiment one provides second Structural representation under visual angle;
Fig. 3 is the mounting structure schematic diagram for the first oil inlet that the utility model embodiment one provides;
Fig. 4 is that the structure for the gear reduction unit with different lubrication liquid levels that the utility model embodiment two provides is shown It is intended to.
Icon:100- has the gear reduction unit of different lubrication liquid levels;110- train of reduction gears;112- input shafts; 113- output shafts;114- power transmission shafts;115- primary speed-down gear trains;1151- one-level gear wheels;1152- one-level little gears;116- Double-reduction gear group;1161- two level gear wheels;1162- two level little gears;117- drives;120- casings;121- blocks; 122- case lids;123- demarcation strips;124- fuel tanks;The fuel tanks of 1241- first;The fuel tanks of 1242- second;The oil inlets of 125- first;126- Second oil inlet;The oil inlet pipes of 127- first;The oil inlet pipes of 128- second;200- has the The gear deceleration of different lubrication liquid levels Device;210- train of reduction gears;211- primary speed-down gear trains;212- double-reduction gear groups;213- three-level train of reduction gears; 220- fuel tanks;The fuel tanks of 221- first;The fuel tanks of 222- second;The fuel tanks of 223- the 3rd;224- demarcation strips.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Generally here described in accompanying drawing and The component of the utility model embodiment shown can be configured to arrange and design with a variety of.
Therefore, the detailed description of the embodiment of the present utility model to providing in the accompanying drawings is not intended to limit requirement below The scope of the utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all Belong to the scope of the utility model protection.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
, it is necessary to which explanation, term " first ", " second " etc. are only used for distinguishing description in description of the present utility model, And it is not intended that instruction or hint relative importance.
In description of the present utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set Put ", " installation ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.
Embodiment
Referring to Fig.1 and 2, the present embodiment provides a kind of gear reduction unit 100 with different lubrication liquid levels, its Including train of reduction gears 110 and casing 120.
Train of reduction gears 110 is multistage, is connected successively between multi-stage speed-reducing gear train 110, multi-stage speed-reducing gear train 110 series can be two level, three-level, level Four etc..Specific in the present embodiment, the series of multi-stage speed-reducing gear train 110 is Two level, respectively primary speed-down gear train 115 and double-reduction gear group 116.Wherein, primary speed-down gear train 115 and two level Train of reduction gears 116 is connected.
Specifically, primary speed-down gear train 115 includes one-level gear wheel 1151 and one-level little gear 1152, double reduction tooth Wheel group 116 includes two level gear wheel 1161 and two level little gear 1162.Train of reduction gears 110 is provided with input shaft 112, output shaft 113 and power transmission shaft 114.One-level little gear 1152 is sheathed on input shaft 112, realizes the input of power, one-level gear wheel 1151 It is coaxially disposed with two level little gear 1162 and is sheathed on the both ends of power transmission shaft 114 respectively, two level gear wheel 1161 is sheathed on output On axle 113, the output of power is realized.One-level little gear 1152 and one-level gear wheel 1151 engage, by the band of one-level little gear 1152 Dynamic one-level gear wheel 1151 rotates, so as to realize primary gear speed reducing.Meanwhile one-level gear wheel 1151 and two level little gear 1162 It is coaxially disposed, that is to say that one-level gear wheel 1151 is identical with the rotating speed of two level little gear 1162, two level little gear 1162 is again with two Level gear wheel 1161 engages, and drives two level gear wheel 1161 to rotate by two level little gear 1162, realizes two-stage gear reduction, and Two level gear wheel 1161 is connected with output shaft 113, so as to which the rotating speed after double reduction is exported to output shaft 113.
One-level little gear 1152, one-level gear wheel 1151, two level little gear 1162 and two level gear wheel 1161 diameter can To be selected according to specific requirement.Because the train of reduction gears 110 of every one-level can all correspond to a gear wheel and a small tooth Wheel, during splash lubrication, gear is set to take up lubricating fluid it is necessary that at least one gear will be immersed in per one-level In lubricating fluid.And in multistage reduction gear group 110, the diameter of the train of reduction gears 110 per one-level differs Cause.In the prior art, fuel tank only has one, therefore as the lubrication liquid level in fuel tank, therefore when the height of lubrication liquid level The gear being relatively large in diameter per one-level and the less gear of diameter can be supplied all to be immersed in lubricating fluid, that gear wheel just needs to soak very Deep, the power that gear is subject to when rotating will be very big, can raise oil temperature, can also influence the operating efficiency of decelerator;If profit The height in synovia face is only capable of allowing larger-size gear to be immersed in lubricating fluid, then the less gear of size cannot be by lubricating oil Band gets up, and lubricant effect will reduce.
In addition it is also necessary to explanation, drive is additionally provided between one-level little gear 1152 and one-level gear wheel 1151 117, the number of drive 117 can be one or more, for the motion of one-level little gear 1152 to be transferred into one-level canine tooth Wheel 1151.Specific in the present embodiment, the number of drive 117 is 1, and respectively with one-level little gear 1152 and one-level canine tooth The engagement of wheel 1151.
In the present embodiment, casing 120 includes block 121 and case lid 122, and block 121 and case lid 122 cooperate, and is formed Hold the cavity of train of reduction gears 110.
Multiple demarcation strips 123 are provided with block 121, multiple demarcation strips 123 divide block 121 for multiple fuel tanks 124.It is more Individual fuel tank 124 is separate, and respective lubrication liquid level is Height Adjustable, so as to realize in a casing 120, has multiple Different lubrication liquid levels.
The number of multiple fuel tanks 124 is identical with the series of multi-stage speed-reducing gear train 110, and multi-stage speed-reducing gear train 110 is one by one It is corresponding to be installed in multiple fuel tanks 124.Due to mentioned above, in the present embodiment, multi-stage speed-reducing gear train 110 is two-stage, point Wei not primary speed-down gear train 115 and double-reduction gear group 116.Accordingly, the number of fuel tank 124 is two, respectively the One fuel tank 1241 and the second fuel tank 1242, primary speed-down gear train 115 are located in the first fuel tank 1241, double-reduction gear group 116 in the second fuel tank 1242.More specifically, the one-level gear wheel 1151 and one-level little gear of primary speed-down gear train 115 1152 are respectively positioned in the first fuel tank 1241, and the two level gear wheel 1161 and two level little gear 1162 of double-reduction gear group 116 are equal In the second fuel tank 1242.
In the present embodiment, block 121 be divide into multiple fuel tanks 124 using demarcation strip 123, and each fuel tank 124 only needs Meet to be arranged at below the gear wheel dip lubrication liquid level of its internal train of reduction gears 110.So as in a block 121 Interior, there are multiple different lubrication liquid levels in realization, be easy to the gear train for different-diameter size.
Specific in the present embodiment, the diameter of one-level gear wheel 1151 is less than the diameter of two level gear wheel 1161, accordingly, Lubrication liquid level in first fuel tank 1241 is higher than the lubrication liquid level in the second fuel tank 1242.In the present embodiment, pass through The specific diameter of corresponding one-level gear wheel 1151 and two level gear wheel 1161 is lubricated the selection of liquid level so that per one-level Gear wheel can be soaked in lubrication liquid level below, lubricant effect is more preferable.
In addition, the bottom of block 121 is provided with the first oil inlet 125 and the second oil inlet 126, the first oil inlet 125 with First fuel tank 1241 connects, and the second oil inlet 126 connects with the second fuel tank 1242.First oil inlet 125 and the second oil inlet 126 For the oil-feed into the first fuel tank 1241 and the second fuel tank 1242, and the first oil inlet 125 and the second oil inlet 126 can be passed through Control the lubricating oil liquid level height in the first fuel tank 1241 and the second fuel tank 1242.
Referring to Fig. 3, the axial line of the first oil inlet 125 and the second oil inlet 126 can be with the axial line weight of block 121 Close, can also be misaligned.Specific in the present embodiment, the axial line and block of the first oil inlet 125 and the second oil inlet 126 The 121 angled setting of axial line, as shown in figure 3, between the axial line of the first oil inlet 125 and the axial line of block 121 Angle is designated as α, and α span can be 1~89 °, it is preferable that the axial line of the first oil inlet 125 and the second oil inlet 126 Angle α between the axial line of block 121 is 30~70 °.First oil inlet 125 and the second oil inlet 126 are obliquely installed, Discharge area is big, and pressure reduces, and liquid is in dispersed when flowing out, and can be reduced to the first fuel tank 1241 and the bottom of the second fuel tank 1242 The impact in portion, in addition, the first oil inlet 125 and the second oil inlet 126 are obliquely installed, it is also convenient for connecting pipe.Specific to this reality Apply in example, the first oil inlet pipe 127 is connected with the first oil inlet 125, the second oil inlet 126 is connected with the second oil inlet pipe 128.The One oil inlet pipe 127 and the second oil inlet pipe 128 can be connected with oil-servicing facilities, be easy to the first fuel tank 1241 and the second fuel tank 1242 Interior fuel feeding.
Fig. 1 and Fig. 2 are referred to, the operation principle with the gear reduction unit 100 of different lubrication liquid levels is:By sentencing The series of disconnected train of reduction gears 110, is divided block 121 for the more of the series corresponding to train of reduction gears 110 using demarcation strip 123 Individual fuel tank 124, and correspond multi-stage speed-reducing gear train 110 and be installed in multiple fuel tanks 124.Then by fuel feed hole to Oil-feed respectively, makes the lubrication liquid level in each fuel tank 124 cover the train of reduction gears 110 of every one-level in multiple fuel tanks 124 In the gear being relatively large in diameter, can also not because the diameter of the gear of the train of reduction gears 110 of every one-level can be with identical Together, so that the lubrication liquid level in different fuel tanks 124 can be the same or different, where the less gear of diameter The lubrication liquid level of fuel tank 124 is high, and the lubrication liquid level of the fuel tank 124 where the gear being relatively large in diameter is low, can so avoid same Liquid level, the gear immersion being relatively large in diameter is too deep, and resistance is excessive, and power consumption is serious, high oil temperature;Or diameter is less Gear immerses very little, or even can not immerse, and causes lubricating efficiency too low.Using different lubrication liquid levels, can both ensure to moisten Sliding effect, can reduce power consumption again.
In addition, the present embodiment additionally provides a kind of engineering machinery, such as crane, development machine etc., the engineering machinery is provided with The above-mentioned gear reduction unit 100 with different lubrication liquid levels, because the above-mentioned gear with different lubrication liquid levels subtracts Fast device 100 has above-mentioned guarantee lubricant effect, while reduces the technique effect of power consumption, therefore, provided with different lubrications The engineering machinery of the gear reduction unit 100 of liquid level should also possess corresponding technique effect, its specific implementation process with it is above-mentioned Embodiment is similar, does not repeat hereby.
In summary, what is provided in the utility model embodiment has the gear reduction unit 100 of different lubrication liquid levels Divide block 121 to multiple fuel tanks 124 for the series corresponding to train of reduction gears 110 using demarcation strip 123, and subtract multistage Fast gear train 110 is corresponded and is installed in multiple fuel tanks 124.Then filled respectively into multiple fuel tanks 124 by fuel feed hole Lubricating oil, filling the amount of lubricating oil can be carried out according to the gear being relatively large in diameter in train of reduction gears 110 corresponding to fuel tank 124 Selection, so that different fuel tanks 124 can have different or incomplete same lubrication liquid levels, using different lubricating fluids Face height, can both ensure lubricant effect, can reduce power consumption again.The engineering machinery provided in the present embodiment, is provided with The above-mentioned gear reduction unit 100 with different lubrication liquid levels, therefore possess the above-mentioned tooth with different lubrication liquid levels It the beneficial effect of wheel decelerator 100, can both ensure lubricant effect, power consumption can be reduced again.
Embodiment two
Referring to Fig. 4, what is provided in the present embodiment has the gear reduction unit 200 of different lubrication liquid levels, its is basic Structure and operation principle are identical with embodiment one, NM part in the present embodiment, see embodiment one.The present embodiment with The difference of embodiment one is, in embodiment one, train of reduction gears 110 is two groups, corresponding, and demarcation strip 123 is by block 121 Inside is divided into the first fuel tank 1241 and the second fuel tank 1242.
And in the present embodiment, train of reduction gears 210 is three, respectively primary speed-down gear train 211, double-reduction gear Group 212 and three-level train of reduction gears 213.Corresponding, demarcation strip 224 is two, and the inside of block 121 is divided into three fuel tanks 220, it is the first fuel tank 221, the second fuel tank 222 and the 3rd fuel tank 223 respectively.Wherein, primary speed-down gear train 211 is arranged at In first fuel tank 221, double-reduction gear group 212 is arranged in the second fuel tank 222, and three-level train of reduction gears 213 is arranged at In three fuel tanks 223.
The gear reduction unit 200 with different lubrication liquid levels provided in the utility model embodiment utilizes demarcation strip 224 divide block 121 three fuel tanks 220 for the series corresponding to train of reduction gears 210, and make multi-stage speed-reducing gear train 210 correspond and are installed in multiple fuel tanks 220, using different lubrication liquid levels, can both ensure lubricant effect, again can be with Reduce power consumption.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.

Claims (10)

1. a kind of gear reduction unit with different lubrication liquid levels, it is characterised in that it includes casing and is arranged at described Train of reduction gears in casing, the casing include the block and case lid to cooperate, and the train of reduction gears is multistage and more The level train of reduction gears is connected successively, demarcation strip is provided with the block, the block is divided into by the demarcation strip The fuel tank of lubricating oil multiple separate and that different lubrication liquid levels can be filled, the series of the multistage train of reduction gears Identical with the number of multiple fuel tanks, the multistage train of reduction gears, which corresponds, to be installed in multiple fuel tanks.
2. the gear reduction unit according to claim 1 with different lubrication liquid levels, it is characterised in that the deceleration The series of gear train is two-stage, respectively primary speed-down gear train and double-reduction gear group, the primary speed-down gear train and The double-reduction gear group drive connection, the number of the fuel tank is two, and respectively the first fuel tank and the second fuel tank are described Primary speed-down gear train is located in first fuel tank, and the double-reduction gear group is located in second fuel tank.
3. the gear reduction unit according to claim 2 with different lubrication liquid levels, it is characterised in that the one-level Train of reduction gears includes one-level gear wheel and one-level little gear, and the double-reduction gear group includes two level gear wheel and two level is small Gear, the one-level little gear are sheathed on input shaft, and the one-level gear wheel and the two level little gear are sheathed on biography respectively The both ends of moving axis, the two level gear wheel are sheathed on output shaft, the one-level little gear and one-level gear wheel engagement, institute State two level little gear and two level gear wheel engagement;The one-level little gear and the one-level gear wheel are respectively positioned on described first In fuel tank, the two level little gear and the two level gear wheel are respectively positioned in second fuel tank.
4. the gear reduction unit according to claim 3 with different lubrication liquid levels, it is characterised in that the one-level The diameter of gear wheel is less than the diameter of the two level gear wheel, and the lubrication liquid level in first fuel tank is higher than second fuel tank Interior lubrication liquid level.
5. the gear reduction unit according to claim 3 with different lubrication liquid levels, it is characterised in that the one-level Be additionally provided with drive between little gear and the one-level gear wheel, the drive respectively with the one-level little gear and described One-level gear wheel engages.
6. the gear reduction unit according to claim 2 with different lubrication liquid levels, it is characterised in that the block The first oil inlet and the second oil inlet are provided with, first oil inlet connects with first fuel tank, second oil inlet Connected with second fuel tank.
7. the gear reduction unit according to claim 6 with different lubrication liquid levels, it is characterised in that described first The angled setting of axial line of the axial line of oil inlet and second oil inlet and the block.
8. the gear reduction unit according to claim 7 with different lubrication liquid levels, it is characterised in that described first Angle between the axial line of the axial line of oil inlet and the block is 30~70 °.
9. the gear reduction unit according to claim 6 with different lubrication liquid levels, it is characterised in that described first The first oil inlet pipe and the second oil inlet pipe are connected on oil inlet and second oil inlet.
10. a kind of engineering machinery, it is characterised in that it is set has different lubrications just like described in any one of claim 1~9 The gear reduction unit of liquid level.
CN201720477061.6U 2017-04-28 2017-04-28 Gear reduction unit and engineering machinery with different lubrication liquid levels Active CN206694542U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112096840A (en) * 2020-09-15 2020-12-18 马鞍山福永智能科技有限公司 High accuracy is rotation reduction gear for solar-thermal power generation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112096840A (en) * 2020-09-15 2020-12-18 马鞍山福永智能科技有限公司 High accuracy is rotation reduction gear for solar-thermal power generation

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