CN109882583A - Transmission device and mechanical equipment - Google Patents
Transmission device and mechanical equipment Download PDFInfo
- Publication number
- CN109882583A CN109882583A CN201910223924.0A CN201910223924A CN109882583A CN 109882583 A CN109882583 A CN 109882583A CN 201910223924 A CN201910223924 A CN 201910223924A CN 109882583 A CN109882583 A CN 109882583A
- Authority
- CN
- China
- Prior art keywords
- transmission device
- bearing
- airtight cavity
- input
- output
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
This disclosure relates to mechanical equipment technical field more particularly to a kind of transmission device.The transmission device includes cabinet, input module and output precision, in which: cabinet has airtight cavity, and closed chamber is filled with inert gas；Input module includes the first input unit being set within airtight cavity and the second input unit connecting with the first input unit, and the second input site is except airtight cavity；Output precision includes the first output section being set within airtight cavity and the second output section connecting with the first output section, and the second output section is located at except the airtight cavity；First output section and the first input unit are sequentially connected.The transmission device has preferable service performance.
Description
Technical field
This disclosure relates to mechanical equipment technical field more particularly to a kind of transmission device and a kind of mechanical equipment.
Background technique
Transmission device is the intermediate equipment that movement prime mover and power pass to working machine, in aerospace, automobile
Equal mechanical engineering fields are widely used.In order to improve the service performance of transmission device, need that lubricating oil is added in transmission device.
In the prior art, it is typically filled with air in common transmission device, but containing the impurity of molecule in air,
It is be easy to cause the pollution of lubricating oil, gear pair or driving chain in transmission device is also caused to damage because of the friction of impurity；
And the presence of air can also cause certain resistance to the rotation of gear pair or driving chain, and then reduce making for transmission device
Use performance.Absolutely not gas in vacuum transmission device, thermal diffusivity is poor, is easy to cause the temperature of lubricating oil excessively high, and then drops
Low lubricating oil viscosity, affects lubricant effect, particularly with heavy load transmission device, the gear that is easy to cause in transmission device
Glued damage occurs for secondary or driving chain.
Above- mentioned information disclosed in the background technology part are only used for reinforcing the understanding to the background of the disclosure, therefore it can
To include the information not constituted to the prior art known to persons of ordinary skill in the art.
Summary of the invention
The disclosure is designed to provide a kind of transmission device, which has preferable service performance.
For achieving the above object, the disclosure adopts the following technical scheme that
According to one aspect of the disclosure, a kind of transmission device is provided, comprising:
Cabinet, the cabinet has airtight cavity, and the closed chamber is filled with inert gas；
Input module, the input module include the first input unit within the airtight cavity and with described first
Second input unit of input unit connection, second input site is except the airtight cavity；
Output precision, the output precision include the first output section within the airtight cavity and with described first
Second output section of output section connection, second output section is located at except the airtight cavity；
Wherein, first output section and first input unit are sequentially connected.
In a kind of exemplary embodiment of the disclosure, the molal weight of the inert gas is less than mole matter of air
Amount.
In a kind of exemplary embodiment of the disclosure, the inert gas include in helium, neon and argon gas at least
It is a kind of.
In a kind of exemplary embodiment of the disclosure, the cabinet also has the ventilation being connected to the airtight cavity
Road, and valve is provided at the air passage, the valve can open or close.
In a kind of exemplary embodiment of the disclosure, pressure test device is additionally provided on the cabinet, for detecting
The intracorporal air pressure of closed chamber.
In a kind of exemplary embodiment of the disclosure, the pressure test device includes pressure gauge and alarm；It is described
Pressure gauge is set to the cabinet；The alarm is connected with the pressure gauge, detects the airtight cavity in the pressure gauge
When air pressure outside interior air pressure and the cabinet is unequal, the alarm is triggered and sounds an alarm.
In a kind of exemplary embodiment of the disclosure,
The input module includes input shaft and input gear；The input shaft includes being located within the airtight cavity
First and second except the airtight cavity；The input gear is sheathed on described first；The input tooth
Wheel and described first composition first input unit；Described second is second input unit；
The output precision includes output shaft and output gear；The output shaft includes being located within the airtight cavity
Third portion and the 4th except the airtight cavity；The output gear is sheathed on the third portion；The output gear
Wheel and the third portion form first output section；Described 4th is second output section；
Wherein, the input gear and output gear engagement.
In a kind of exemplary embodiment of the disclosure, the transmission device further include:
First bearing and second bearing set on first both ends, the input gear are located at the first bearing
Between the second bearing；
3rd bearing and fourth bearing set on the both ends in the third portion, the output gear are located at the 3rd bearing
Between the fourth bearing.
In a kind of exemplary embodiment of the disclosure, the first bearing, the second bearing, the 3rd bearing and
The fourth bearing is sealing bearing.
According to one aspect of the disclosure, a kind of mechanical equipment is provided, including transmission device described in above-mentioned any one.
The transmission device of disclosure embodiment, when in use, the second input unit except cabinet are connected with prime mover,
The movement of prime mover and power pass to the first input unit through the second input unit, then first defeated through being sequentially connected with the first input unit
Portion is transmitted to the second output section except cabinet out, and the second output section is connected with working machine, and prime mover and work can be realized
Machine is connected.In addition, the closed chamber of cabinet is filled with inert gas in the application, compared in conventional transmission filled with
Air, first is that inert gas is more pure, the impurity of the molecule contained is few, therefore can avoid lubricating oil in transmission device
The case where being easily polluted by the external foreign matters, and then avoid the abrasion for leading to the first input unit and the first output section because of impurity；Second is that inertia
It is not oxygenous in gas, it can be both oxidized to avoid cabinet wall, the first input unit and the first output section, it can also be to avoid first
The case where Mars generated when input unit and the first output section high-speed rotation lights the lubricating oil in transmission device and leads to burning.
Moreover, the presence of inert gas is also beneficial to transmission device and preferably dissipates compared to the vacuum transmission device of absolutely not gas
Heat, avoid lubricating oil causes viscosity to reduce because temperature is excessively high, and then ensure that lubricant effect.The transmission device can be preferably
The performance of the lubricating oil in transmission device is kept, and then improves the service performance of transmission device.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.It should be evident that the accompanying drawings in the following description is only the disclosure
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram of disclosure embodiment transmission device.
In figure: 1, cabinet；10, airtight cavity；11, air passage；2, input module；20, input shaft；200, first；
201, second；21, input gear；3, output precision；30, output shaft；300, third portion；301, the 4th；31, output gear
Wheel；4, valve；5, pressure test device；6, first bearing；7, second bearing；8,3rd bearing；9, fourth bearing.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be real in a variety of forms
It applies, and is not understood as limited to example set forth herein；On the contrary, these embodiments are provided so that the disclosure will more comprehensively and
Completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Described feature, structure or characteristic
It can be incorporated in any suitable manner in one or more embodiments.In the following description, many details are provided
Embodiment of the disclosure is fully understood to provide.
Described feature, structure or characteristic can be incorporated in any suitable manner in one or more embodiments.
In the following description, many details are provided to provide and fully understand to embodiment of the disclosure.However, this field
Technical staff will realize can with technical solution of the disclosure without one or more in the specific detail, or
Person can be using other methods, constituent element, material etc..In other cases, be not shown in detail or describe known features, material or
The major technique intention that person operates to avoid the fuzzy disclosure.
Although the term of relativity, such as "upper" "lower" is used to describe a component of icon for another in this specification
The relativeness of one component, but these terms are in this manual merely for convenient, for example, with reference to the accompanying drawings described in show
The direction of example.It is appreciated that, if making it turn upside down the overturning of the device of icon, the component in "upper" will be at
For in the component of "lower".Term of other relativities, such as "high" " low " "top" "bottom" " left side " " right side " etc. also make have similar contain
Justice.
When certain structure is at other structures "upper", it is possible to refer to that certain structural integrity is formed in other structures, or refer to certain
Structure is " direct " to be arranged in other structures, or refers to that certain structure is arranged in other structures by the way that another structure is " indirect ".Term
"one", " one ", " described " to indicate there are one or more elements/component part/etc.；Term " comprising " and " having " is used
To indicate the open meaning being included and refer to that the element/component part/in addition to listing also may be present separately other than waiting
Outer element/component part/etc..Term " first " and " second " etc. are only used as label, are not the quantity limits to its object
System.
A kind of transmission device is provided in disclosure embodiment, as shown in Figure 1, the drive gearbox may include cabinet
1, input module 2 and output precision 3.Wherein:
Cabinet 1 has airtight cavity 10, and filled with inert gas in airtight cavity 10；
Input module 2 includes that the first input unit being set within airtight cavity 10 and second connect with the first input unit are defeated
Enter portion, the second input site is except airtight cavity 10；
Output precision 3 includes that the first output section being set within airtight cavity 10 and second connect with the first output section are defeated
Portion out, the second output section are located at except airtight cavity 10；
Wherein, the first output section and the first input unit are sequentially connected.
The transmission device of disclosure embodiment, when in use, the second input unit except cabinet 1 can be connected with prime mover
It connects, the movement of prime mover and power pass to the first input unit through the second input unit, then the through being sequentially connected with the first input unit
One output section is transmitted to the second output section except cabinet 1, and the second output section can be connected with working machine, and prime mover can be realized
With being connected for working machine.In addition, being filled filled with inert gas compared to common drive in the airtight cavity 10 of cabinet 1 in the application
In setting filled with air, first is that inert gas is more pure, the impurity of the molecule contained is few, thus can avoid transmission dress
The case where middle lubricating oil is easily polluted by the external foreign matters is set, and then avoids the mill for leading to the first input unit and the first output section because of impurity
Damage；Second is that it is not oxygenous in inert gas, it can be both oxidized to avoid cabinet wall, the first input unit and the first output section,
The Mars generated when can be to avoid the first input unit and the first output section high-speed rotation is lighted the lubricating oil in transmission device and is led
The case where causing burning.Moreover, compared to the vacuum transmission device case of absolutely not gas, the presence of inert gas is also beneficial to pass
Dynamic device preferably radiates, and avoid lubricating oil causes viscosity to reduce because temperature is excessively high, and then ensure that lubricant effect.The biography
Dynamic device can preferably keep the performance of the lubricating oil in transmission device, and then improve the service performance of transmission device.
Each component of the transmission device provided with reference to the accompanying drawing disclosure embodiment is described in detail:
As shown in Figure 1, support member of the cabinet 1 as transmission device, for the other component of transmission device is arranged.Cabinet
1 can be casting box or welding casing, in which: casting box need to be manufactured by means of casting mould, and structure can be relative complex, material
Matter is generally gray iron, magnesium iron or aluminium alloy etc.；Welding casing does not need mold, and structure can be relatively easy, and material is generally Q235
Or the mild steel such as 16Mn, it is not described in detail herein.
For example, cabinet 1 may include the cover board for having the pedestal of cavity and connecting with the pedestal, be connected to by cover board
After pedestal, processing is sealed with high temperature resistant waterproof sealant to the junction of base and cover plate, to form airtight cavity 10.When
So, it before cover board is connected to pedestal, needs for the transmission parts of transmission device to be placed in the cavity of pedestal, that is to say, that
Airtight cavity 10 can be used to place the transmission parts of transmission device.
The shape of airtight cavity 10 can be cube or cylindrical body etc., be not particularly limited herein.And airtight cavity 10
With the spacing between 1 outer wall of cabinet, the i.e. wall thickness of cabinet 1, it is subject to the design requirement for meeting transmission device, herein no longer in detail
Description.
In airtight cavity 10 can filled with inert gas, compared in conventional transmission filled with the sky without any processing
Gas, the inert gas is more pure, and the impurity of the molecule contained is few, therefore it is miscellaneous to can avoid lubricating oil in transmission device
The case where matter pollutes, and then avoid the abrasion for leading to the first input unit and the first output section because of impurity；Moreover, inert gas
Chemical property it is more stable and not oxygenous, can be both oxidized to avoid cabinet wall, the first input unit and the first output section,
The Mars generated when can also be to avoid the first input unit and the first output section high-speed rotation light the lubricating oil in transmission device and
The case where leading to burning.
In addition, the transmission device of the application, compared to vacuum transmission device, the inert gas in airtight cavity 10 can also mention
The thermal diffusivity of high cabinet 1, viscosity reduces after avoiding the temperature of lubricating oil excessively high, and then ensure that lubricant effect.
In transmission operation, the gas in cabinet 1 can generate air resistance to the transmission parts in transmission device, into
And the working efficiency of transmission device is caused to reduce.The air resistance meets following formula:
F=0.5 × C × ρ × S × v2
In formula, F is air resistance；C is air resistance coefficient；ρ is gas density；S is the front face area of transmission parts；v
For the speed of transmission parts.
In order to which the air resistance for being subject to the transmission parts becomes smaller, it can be filled with and rub in the airtight cavity 10 of the transmission device
Your quality is less than the inert gas of the molal weight of air, so that the corresponding density p of inert gas is less than the corresponding density of air
ρ, and then reduce the air resistance that the transmission parts are subject to, and then improve the service performance of transmission device.
Because the average molar mass of air is 29g/mol, the inert gas which uses can only be helium
One or more of gas, neon and argon gas, in which: the molal weight of helium is 2g/mol, the molal weight of neon is 10g/
Mol, argon gas molal weight be 18g/mol.Preferably, one of helium, neon and argon gas are chosen, to facilitate gas replenishment process
Progress.
As shown in Figure 1, the cabinet 1 of disclosure embodiment can also have the air passage 11 being connected to airtight cavity 10, it is lazy
Property gas can through air passage 11 enter airtight cavity 10.For example, air passage 11 can be set to the upper wall or side wall of cabinet 1,
It is not particularly limited herein.
As shown in Figure 1, also settable valve 4, valve 4 can open or close on air passage 11.It is needing to closed
When cavity 10 is passed through inert gas, valve 4 is opened, inert gas enters airtight cavity 10 through air passage 11；In airtight cavity 10
After interior air pressure reaches preset value, valve 4 is closed, to complete entire gas replenishment process.
For example, which can be standard atmospheric pressure, it is of course also possible to be below or above standard atmospheric pressure, herein
It is not particularly limited.
As shown in Figure 1, the transmission device of disclosure embodiment may also include pressure test device 5, pressure test device 5
For detecting the air pressure in airtight cavity 10.
For example, pressure test device 5 may include pressure gauge and alarm.Wherein:
Pressure gauge is used to detect the air pressure in airtight cavity 10, and can be set on air passage 11, and be located at valve 4 and cabinet
Between 1, certainly, pressure gauge can also be directly arranged in the upper wall or side wall of cabinet 1, be not particularly limited herein.
Alarm can be set on cabinet 1, and be connected with above-mentioned pressure gauge.It is readily apparent that in airtight cavity 10
When air pressure is greater than the air pressure outside cabinet 1, the outer wall of cabinet 1 will receive pressure from inside to outside；Air pressure in airtight cavity 10
When less than air pressure outside cabinet 1, the outer wall of cabinet 1 can ecto-entad pressure；In above-mentioned two situations, the use of cabinet 1
Service life can shorten.
So alarm can when pressure gauge detects that the air pressure in airtight cavity 10 and the air pressure outside cabinet 1 are unequal
To be triggered and sound an alarm, at this point, or open valve 4 and be filled with inert gas to airtight cavity 10, or open valve 4 make it is closed
The inert gas of cavity 10 is discharged, so that the inner and outer air pressure of cabinet 1 is equal.
As shown in Figure 1, input module 2 may include the first input unit and the second input unit, the second input site is in closed chamber
Except body 10, for being connected with prime mover；First input unit is connect with the second input unit, and is located within airtight cavity 10.
Output precision 3 may include the first output section and the second output section, and the first output section is set within airtight cavity 10, and
It is sequentially connected with the first input unit；Second output section is connect with the first output section, and is located at except airtight cavity 10, is used to and work
It is connected as machine.
So the movement of prime mover and power are sequentially delivered to the second input unit, the first input unit, the first output section and
Two output sections, and be eventually transferred on working machine.
For example, input module 2 may include input shaft 20 and input gear 21, in which: input shaft 20 includes positioned at close
First 200 within closed chamber body 10 and second 201 except airtight cavity 10；Input gear 21 can be sheathed on first
Portion 200.It is readily apparent that the first input unit of first 200 composition input module 2 of input gear 21 and input shaft 20,
Second 201 of input shaft 20 is the second input unit of input module 2；
Output precision 3 includes output shaft 30 and output gear 31, in which: output shaft 30 includes being located within airtight cavity 10
Third portion 300 and the 4th 301 except airtight cavity 10；Output gear 31 can be sheathed on third portion 300.It is aobvious and easy
To see, the third portion 300 of output gear 31 and output shaft 30 forms the first output section of output precision 3, and the of output shaft 30
Four 301 the second output sections for output precision 3；
Wherein, input gear 21 and output gear 31 engage.
If should be noted that the diameter of input gear 21 is greater than the diameter of output gear 31, the transmission device phase
When in acceleration machine；If the diameter of input gear 21 is less than the diameter of output gear 31, which is equivalent to speed reducer；
It is not particularly limited herein.
In another embodiment of the disclosure, input module 2 may also include worm screw portion, and output precision 3 may also include whirlpool
Wheel portion, turbine portion and the engagement of worm screw portion, with passing movement and power, are not described in detail herein.
The transmission device of disclosure embodiment may also include first bearing 6, second bearing 7,3rd bearing 8 and the 4th axis
9 are held, for improving the service performance of transmission device, in which:
First bearing 6 can be set within airtight cavity 10, and be sheathed on first 200 one end；Certainly, first bearing 6
It can also be set to except airtight cavity 10, and be sheathed on second 201 one end, be not particularly limited herein.Second bearing 7 can be set
Within airtight cavity 10, and it is sheathed on first 200 other end, and input gear 21 is located at first bearing 6 and the second axis
It holds between 7；First bearing 6 and second bearing 7 are used to support input shaft 20, and can reduce friction of the input shaft 20 in rotation
Power.
3rd bearing 8 can be set within airtight cavity 10, and be sheathed on the one end for stating third portion 300；Certainly, 3rd bearing
8 can also be set to except airtight cavity 10, and be sheathed on the 4th 301 one end, be not particularly limited herein.Fourth bearing 9 can
Within airtight cavity 10, and it is sheathed on the other end in third portion 300, and output gear 31 is located at 3rd bearing 7 and the 4th
Between bearing 8；3rd bearing 8 and fourth bearing 9 are used to support output shaft 30, and can reduce friction of the output shaft 30 in rotation
Power.
It should be noted that first bearing 6, second bearing 7,3rd bearing 8 and fourth bearing 9 can be sealing bearing,
The service life of the sealing bearing is longer, and then guarantees the service performance of transmission device.
According to one aspect of the disclosure, a kind of mechanical equipment is provided, which includes the biography of above-mentioned any one
Dynamic device.
For example, which can be automobile, lathe or wind-driven generator etc., will not enumerate herein.
It should be appreciated that the disclosure is not limited in its application to the detailed construction and arrangement of the component of this specification proposition
Mode.The disclosure can have other embodiments, and can realize and execute in many ways.Aforesaid deformation form and
Modification is fallen within the scope of this disclosure.It should be appreciated that this disclosure and the disclosure of restriction extend in text
And/or it is mentioned in attached drawing or all alternative combinations of two or more apparent independent features.It is all these different
Combination constitutes multiple alternative aspects of the disclosure.Embodiment described in this specification illustrates to become known for realizing the disclosure
Best mode, and those skilled in the art will be enable using the disclosure.
Claims (10)
1. a kind of transmission device characterized by comprising
Cabinet, the cabinet has airtight cavity, and the closed chamber is filled with inert gas；
Input module, the input module include the first input unit being set within the airtight cavity and input with described first
Second input unit of portion's connection, second input site is except the airtight cavity；
Output precision, the output precision include the first output section being set within the airtight cavity and export with described first
Second output section of portion's connection, second output section is located at except the airtight cavity；
Wherein, first output section and first input unit are sequentially connected.
2. transmission device according to claim 1, which is characterized in that the molal weight of the inert gas is less than air
Molal weight.
3. transmission device according to claim 2, which is characterized in that the inert gas includes helium, neon and argon gas
At least one of.
4. transmission device according to claim 1, which is characterized in that the cabinet also has to be connected to the airtight cavity
Air passage, and valve is provided at the air passage, the valve can open or close.
5. transmission device according to claim 1, which is characterized in that pressure test device is additionally provided on the cabinet,
For detecting the intracorporal air pressure of the closed chamber.
6. transmission device according to claim 5, which is characterized in that the pressure test device includes pressure gauge and alarm
Device；The pressure gauge is set to the cabinet；The alarm is connected with the pressure gauge, detects in the pressure gauge described close
When air pressure outside the intracorporal air pressure of closed chamber and the cabinet is unequal, the alarm is triggered and sounds an alarm.
7. transmission device according to claim 1, which is characterized in that
The input module includes input shaft and input gear；The input shaft includes first within the airtight cavity
Portion and second except the airtight cavity；The input gear is sheathed on described first；The input gear and
First composition, first input unit；Described second is second input unit；
The output precision includes output shaft and output gear；The output shaft includes the third within the airtight cavity
Portion and the 4th except the airtight cavity；The output gear is sheathed on the third portion；The output gear and
The third portion forms first output section；Described 4th is second output section；
Wherein, the input gear and output gear engagement.
8. transmission device according to claim 7, which is characterized in that the transmission device further include:
First bearing and second bearing set on first both ends, the input gear are located at the first bearing and institute
It states between second bearing；
3rd bearing and fourth bearing set on the both ends in the third portion, the output gear are located at the 3rd bearing and institute
It states between fourth bearing.
9. transmission device according to claim 8, which is characterized in that the first bearing, the second bearing, described
Three bearings and the fourth bearing are sealing bearing.
10. a kind of mechanical equipment, which is characterized in that including transmission device described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910223924.0A CN109882583A (en) | 2019-03-22 | 2019-03-22 | Transmission device and mechanical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910223924.0A CN109882583A (en) | 2019-03-22 | 2019-03-22 | Transmission device and mechanical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109882583A true CN109882583A (en) | 2019-06-14 |
Family
ID=66933839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910223924.0A Pending CN109882583A (en) | 2019-03-22 | 2019-03-22 | Transmission device and mechanical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109882583A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749408A (en) * | 2008-12-05 | 2010-06-23 | Gm全球科技运作股份有限公司 | Casing |
| US20110023977A1 (en) * | 2009-06-29 | 2011-02-03 | Lightsail Energy Inc. | Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| CN201802623U (en) * | 2010-09-28 | 2011-04-20 | 北京曌越东方科技有限公司 | Synchronous air flue no-pulse paw-shaped dry type oiless vacuum pump |
| CN102797964A (en) * | 2011-05-26 | 2012-11-28 | 林德股份公司 | Device with lubricant protection assembly and lubrication method |
| CN204692498U (en) * | 2015-05-09 | 2015-10-07 | 陈学福 | A kind of engagement type automobile differential |
| CN106062494A (en) * | 2013-12-06 | 2016-10-26 | 乔治洛德方法研究和开发液化空气有限公司 | Device and method for cooling and/or low-temperature liquefaction |
| CN106224517A (en) * | 2016-08-04 | 2016-12-14 | 上海交通大学 | A kind of robot seals articulation mechanism |
-
2019
- 2019-03-22 CN CN201910223924.0A patent/CN109882583A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749408A (en) * | 2008-12-05 | 2010-06-23 | Gm全球科技运作股份有限公司 | Casing |
| US20110023977A1 (en) * | 2009-06-29 | 2011-02-03 | Lightsail Energy Inc. | Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| CN201802623U (en) * | 2010-09-28 | 2011-04-20 | 北京曌越东方科技有限公司 | Synchronous air flue no-pulse paw-shaped dry type oiless vacuum pump |
| CN102797964A (en) * | 2011-05-26 | 2012-11-28 | 林德股份公司 | Device with lubricant protection assembly and lubrication method |
| CN106062494A (en) * | 2013-12-06 | 2016-10-26 | 乔治洛德方法研究和开发液化空气有限公司 | Device and method for cooling and/or low-temperature liquefaction |
| CN204692498U (en) * | 2015-05-09 | 2015-10-07 | 陈学福 | A kind of engagement type automobile differential |
| CN106224517A (en) * | 2016-08-04 | 2016-12-14 | 上海交通大学 | A kind of robot seals articulation mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105757210A (en) | Integrated driving device for two-level electric vehicle | |
| CN205780686U (en) | A kind of integrated drive device of two grades of electric automobiles | |
| CN200986018Y (en) | Planetary supporter | |
| CN102022484A (en) | Three-stage combined planetary speed reducer and realization method thereof | |
| CN101813163A (en) | Wind power generation double-cycloid yawing speed reducer | |
| US3150543A (en) | Motor-change gear unit | |
| US8087323B2 (en) | Gear transmission with reduced transmission wall housing deflection | |
| CN207225060U (en) | Electric automobile Allinone Driving System | |
| CN205101472U (en) | Tertiary reduction gear of electric motor car | |
| CN109882583A (en) | Transmission device and mechanical equipment | |
| ITTO20010042A1 (en) | TURBOCHARGER IN PARTICULAR WITH ROTARY SHAFT SUPPORTED BY HYDRAULIC OR MAGNETIC BEARINGS. | |
| CN1919715A (en) | Pull and draw drive-type additive frame combined scissor fork flex lifting gearing | |
| CN108412963A (en) | A kind of big torque actuated and high thrust load integrated device | |
| CN101719702A (en) | Motor for tower-type pumping unit and tower-type pumping unit thereof | |
| CN201934593U (en) | Three-stage composite planetary reducer | |
| CN201659324U (en) | Flying shear | |
| CN2276384Y (en) | Electric foundry lable | |
| CN205578630U (en) | Novel internal gear output type star gear reduction gear | |
| CN211465521U (en) | Fixing clamp for machining transmission shaft of gear box | |
| CN201007338Y (en) | Torpedo hot metal mixer car suspended type planetary reducer | |
| CN103557293B (en) | The soft start deceleration device of large tube-like cast frame | |
| Ivanov et al. | CAD design of a New Planetary Gear Transmission | |
| CN106523598A (en) | High-bearing-capacity speed reducing machine | |
| CN102730193A (en) | Helicopter power system and helicopter with system | |
| CN105937615A (en) | Efficient lubricating and cooling structure for axle gear box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190614 |