CN208996814U - The power transmission of diesel engine - Google Patents
The power transmission of diesel engine Download PDFInfo
- Publication number
- CN208996814U CN208996814U CN201821846205.1U CN201821846205U CN208996814U CN 208996814 U CN208996814 U CN 208996814U CN 201821846205 U CN201821846205 U CN 201821846205U CN 208996814 U CN208996814 U CN 208996814U
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- air compressor
- compressor machine
- machine gear
- steering pump
- gear
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Abstract
The utility model discloses a kind of power transmissions of diesel engine, it includes air compressor machine ontology, gear chamber, bell housing and steering pump, the power transmission of the diesel engine further include: air compressor machine gear, it is set in gear chamber, wherein, it is provided with air compressor machine gear recesses on air compressor machine gear shaft, air compressor machine gear taper hole is provided on one end of air compressor machine gear shaft；Air compressor crank is matched with the conical surface of air compressor machine gear taper hole；Steering pump drive sleeve is meshed with air compressor machine gear recesses；And pump shaft flange, it is connected with steering pump drive sleeve.The air compressor machine gear of the utility model can not only directly drive air compressor crank rotation, moreover it is possible to drive the transmission shaft of steering pump to rotate by steering pump drive sleeve, to save arrangement space, substantially increase transmission efficiency.
Description
Technical field
The utility model is about a kind of power transmission, especially with regard to a kind of power transmission of diesel engine.
Background technique
On most of commercial vehicle, air compressor machine and steering pump require to obtain power from engine at work, this is just needed
A set of power transmission is wanted, the power that engine crankshaft exports can be directly passed to air compressor machine and steering pump.
Currently, most of air compressor machines of commercial vehicle are all directly to be driven by the air compressor machine gear in gear train, and steering pump
Driving there are two types of driving method.First is that directly being driven by the steering pump gear of gear train, this just needs to set in gear train lining
One steering pump gear, this not only occupies the space of gear train, also adds the arrangement difficulty of steering pump on the engine.Two
It is that steering pump is mounted on air compressor machine rear end, the flange by air compressor crank rear end is driven.However the shortcomings that this arrangement is pneumatics
Machine crankshaft not only needs to overcome the air drag of air compressor machine to do work, it is also necessary to drive and turn to pump drive shaft acting, result in this way
The output power of air compressor crank increases, so that the intensity and structure to air compressor crank have higher requirement, increases sky
The manufacturing cost of press.Since air compressor machine has rear end output to require to increase a rear end support construction, this requires one
Bracket supports the rear end of air compressor machine, increases so as to cause the part of engine, does not meet the design principle of six engine of state.
The information disclosed in the background technology section is intended only to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing
Technology.
Utility model content
The purpose of this utility model is to provide a kind of power transmissions of diesel engine, so that air compressor machine gear can not only
Directly drive air compressor crank rotation, moreover it is possible to drive the transmission shaft of steering pump to rotate by drive sleeve, to improve transmission effect
Rate.
To achieve the above object, the utility model provides a kind of power transmission of diesel engine comprising air compressor machine
Ontology, gear chamber, bell housing and steering pump, the power transmission of the diesel engine further include: air compressor machine gear is set to tooth
Wheel is indoor, wherein is provided with air compressor machine gear recesses on air compressor machine gear shaft, is provided with air compressor machine on one end of air compressor machine gear shaft
Gear taper hole；Air compressor crank is matched with the conical surface of air compressor machine gear taper hole；Steering pump drive sleeve, with air compressor machine tooth
Wheel groove is meshed；And pump shaft flange, it is connected with steering pump drive sleeve.
In a preferred embodiment, air compressor machine gear is locked by air compressor machine locking nut, air compressor machine locking nut
Tightening direction is consistent with the direction of rotation of air compressor machine gear.
In a preferred embodiment, be provided with cross recess on the other end of air compressor machine gear shaft, and be provided with for
The inner hole that air compressor machine locking nut is stepped down.
In a preferred embodiment, air compressor machine gear recesses include two groups, wherein one group of air compressor machine gear recesses with
The engagement of drive sleeve flange, another group of air compressor machine gear recesses are used for lubricating oil oil inlet.
In a preferred embodiment, steering pump drive sleeve is provided with flange inner hole, steps down to air compressor machine locking nut,
Locating flange, locating flange and inner hole clearance fit are additionally provided on drive sleeve flange.
In a preferred embodiment, long lumbar hole, pump shaft flange and long lumbar hole are also provided in steering pump drive sleeve
It is meshed, so that air compressor machine gear can transmit power to steering pump by steering pump drive sleeve.
In a preferred embodiment, steering pump back-off is fixed on bell housing.
Compared with prior art, the power transmission of diesel engine according to the present utility model has the advantages that (1) sky
Press gear can not only directly drive air compressor crank rotation, moreover it is possible to drive the transmission shaft of steering pump to turn by steering pump drive sleeve
It is dynamic, to save arrangement space, improve transmission efficiency；(2) steering pump can directly be buckled to and be fixed on bell housing, be convenient for
Dismounting and maintenance, effectively reduce maintenance cost；(3) number of parts is reduced, is conducive to complete machine arrangement, reduces complete machine cost.
Detailed description of the invention
Fig. 1 is the layout drawing according to the power transmission of one embodiment of the utility model.
Fig. 2 is the installation diagram according to the power transmission of one embodiment of the utility model.
Fig. 3 is the sectional view according to the power transmission of one embodiment of the utility model.
Fig. 4 is the air compressor machine gear sectional view according to one embodiment of the utility model.
Fig. 5 is the schematic perspective view according to the steering pump drive sleeve of one embodiment of the utility model.
Fig. 6 is the stereochemical structure signal according to the assembly of the air compressor machine gear and drive sleeve of one embodiment of the utility model
Figure.
Fig. 7 is the schematic perspective view according to the air compressor machine of one embodiment of the utility model.
Fig. 8 is the schematic perspective view according to the steering pump of one embodiment of the utility model.
Main appended drawing reference explanation:
1- air compressor machine ontology, 2- gear chamber, 3- bell housing, 4- steering pump, 41- pump shaft flange, 5- air compressor machine gear,
51- air compressor machine gear recesses, 52- air compressor machine gear taper hole, 53- inner hole, 6- steering pump drive sleeve, 61- locating flange, 62- are passed
Dynamic set flange, 63- flange inner hole, 64- long lumbar hole, 7- air compressor crank, 8- air compressor machine locking nut.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical
Novel protection scope is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
As shown in Figures 1 to 8, according to the power transmission of the diesel engine of the preferred embodiments of the present invention, packet
Include air compressor machine ontology 1, gear chamber 2, bell housing 3, steering pump 4, air compressor machine gear 5, steering pump drive sleeve 6 and air compressor crank
7.Wherein, air compressor machine gear 5 is set in gear chamber 2, wherein air compressor machine gear recesses 51 are provided on air compressor machine gear shaft,
Air compressor machine gear taper hole 52 is provided on one end of air compressor machine gear shaft, steering pump drive sleeve 6 is meshed with air compressor machine gear recesses.
Air compressor crank 7 is matched with the conical surface of air compressor machine gear taper hole 52.Pump shaft flange 41 is connected with steering pump drive sleeve 6
It connects.
In above scheme, air compressor machine gear 5 is locked by air compressor machine locking nut 8, the tightening direction of air compressor machine locking nut 8
It is consistent with the direction of rotation of air compressor machine gear 5, to prevent from causing air compressor machine locking nut 8 loose when air compressor machine gear 5 rotates
It is dynamic.It is provided with cross recess on the other end of air compressor machine gear shaft, and is provided with the inner hole for stepping down to air compressor machine locking nut 8
53。
In a preferred embodiment, air compressor machine gear recesses 51 include two groups, wherein one group of air compressor machine gear recesses
51 engage with drive sleeve flange 62, and another group of air compressor machine gear recesses 51 are used for lubricating oil oil inlet.
In a preferred embodiment, steering pump drive sleeve 6 is provided with flange inner hole 63, and flange inner hole 63 is used for sky
Press locking nut 8 is stepped down, and can be shortened the length of air compressor machine gear shaft in this way, be reduced the length of entire power transmission,
Be conducive to carry out power transmitting, to improve the service life of whole device.Locating flange 61 is additionally provided on drive sleeve flange 63,
Locating flange 61 and 53 clearance fit of inner hole improve to ensure that the concentricity of steering pump drive sleeve 6 Yu air compressor machine gear 5
The power transmission efficiency of steering pump drive sleeve.Long lumbar hole 64, pump shaft flange 41 and length are also provided in steering pump drive sleeve 6
Waist hole 64 is meshed, so that air compressor machine gear 5 can transmit power to steering pump 4 by steering pump drive sleeve 6.
Air compressor machine is usually to need to be mounted in gear chamber, and the steering pump 4 of the utility model can directly be buckled to fixation
On bell housing 3, it is convenient for the dismounting and maintenance of steering pump in this way, effectively reduces maintenance cost.The air compressor machine of the utility model
Gear can not only directly drive air compressor crank rotation, moreover it is possible to and drive the transmission shaft of steering pump to rotate by steering pump drive sleeve,
To save arrangement space, transmission efficiency is substantially increased.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (7)
1. a kind of power transmission of diesel engine comprising air compressor machine ontology, gear chamber, bell housing and steering pump, feature
It is, the power transmission of the diesel engine further include:
Air compressor machine gear is set in the gear chamber, wherein air compressor machine gear recesses are provided on air compressor machine gear shaft,
Air compressor machine gear taper hole is provided on one end of the air compressor machine gear shaft；
Air compressor crank is matched with the conical surface of the air compressor machine gear taper hole；
Steering pump drive sleeve is meshed with the air compressor machine gear recesses；And
Pump shaft flange is connected with the steering pump drive sleeve.
2. power transmission as described in claim 1, which is characterized in that the air compressor machine gear is by air compressor machine locking nut
Locking, the tightening direction of the air compressor machine locking nut are consistent with the direction of rotation of the air compressor machine gear.
3. power transmission as claimed in claim 2, which is characterized in that be provided on the other end of the air compressor machine gear shaft
Cross recess, and it is provided with the inner hole for stepping down to the air compressor machine locking nut.
4. power transmission as claimed in claim 3, which is characterized in that the air compressor machine gear recesses include two groups,
In air compressor machine gear recesses described in one group engaged with drive sleeve flange, air compressor machine gear recesses described in another group for lubricating oil into
Oil.
5. power transmission as claimed in claim 4, which is characterized in that the steering pump drive sleeve is provided in flange
Hole is stepped down to the air compressor machine locking nut, is additionally provided with locating flange, the locating flange and institute on the drive sleeve flange
State inner hole clearance fit.
6. power transmission as claimed in claim 5, which is characterized in that be also provided with long waist in the steering pump drive sleeve
Hole, the pump shaft flange are meshed with the long lumbar hole, so that the air compressor machine gear can pass through the steering pump
Drive sleeve transmits power to the steering pump.
7. power transmission as claimed in claim 6, which is characterized in that the steering pump back-off is fixed on the bell housing
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821846205.1U CN208996814U (en) | 2018-11-09 | 2018-11-09 | The power transmission of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821846205.1U CN208996814U (en) | 2018-11-09 | 2018-11-09 | The power transmission of diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208996814U true CN208996814U (en) | 2019-06-18 |
Family
ID=66806617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821846205.1U Active CN208996814U (en) | 2018-11-09 | 2018-11-09 | The power transmission of diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208996814U (en) |
-
2018
- 2018-11-09 CN CN201821846205.1U patent/CN208996814U/en active Active
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