CN209369891U - A kind of timing chain drive system used for diesel engine - Google Patents
A kind of timing chain drive system used for diesel engine Download PDFInfo
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- CN209369891U CN209369891U CN201920019667.4U CN201920019667U CN209369891U CN 209369891 U CN209369891 U CN 209369891U CN 201920019667 U CN201920019667 U CN 201920019667U CN 209369891 U CN209369891 U CN 209369891U
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- chain
- drive system
- camshaft
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Abstract
The utility model discloses a kind of timing chain drive systems used for diesel engine, including chain drive system main body, chain drive system main body includes upper damper, camshaft drive chain, chain tensioning device, chain slide, first camshaft sprocket and the second camshaft sprocket, the bottom end of second camshaft sprocket is provided with chain pressure reducer, the outside of the circular chain drive system main body of camshaft drive chain one week, chain tensioning device is located at the outside on chain slide top, the bottom end of chain drive system main body is provided with diesel pump driving chain, the side of diesel pump driving chain is provided with diesel pump chain slide.The utility model chain drive system main body is by using low friction camshaft drive chain and the chain pressure reducer for reducing chain sliding part material, make the friction loss of chain drive system main body can be effectively reduced 20%, to effectively improve the efficiency of chain, and more fuel are saved.
Description
Technical field
The utility model relates to technical field of mechanical transmission, in particular to a kind of timing chain transmission system used for diesel engine
System.
Background technique
The frictional force of the chain drive system of general timing used for diesel engine is larger, causes fuel consumption height, when long
Between after use, under the action of chain material and stress, occur to elongate, deformation generates and jumps tooth and lead to the mistake of valve timing, thus
Cause the failures such as vehicle excessive fuel consumption, inability, pinking.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and it is used for diesel engine just to provide one kind
When chain drive system, the frictional force of chain drive system can be effectively reduced, ensure the accuracy of valve timing, thus effectively
The oil consumption of vehicle is saved, and guarantees the normal operation of vehicle and the problem of safety.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of timing chain drive system used for diesel engine of the utility model, including chain drive system main body, the chain pass
Dynamic system body includes upper damper, camshaft drive chain, chain tensioning device, chain slide, the first camshaft sprocket
With the second camshaft sprocket, first camshaft sprocket and the second camshaft sprocket are respectively positioned on the interior of chain drive system main body
Portion, the bottom end of second camshaft sprocket is provided with chain pressure reducer, and chain pressure reducer also is located at chain drive system main body
Inside, the upper damper is located at the top of chain drive system main body, and the camshaft drive chain is around chain drive system
The outside of main body one week, the chain slide are located at the outside of camshaft drive chain one end, and the chain tensioning device is located at
The outside on chain slide top, the bottom end of the chain drive system main body are provided with diesel pump driving chain, the diesel pump
The side of driving chain is provided with diesel pump chain slide.
As a kind of optimal technical scheme of the utility model, the camshaft drive chain uses HY-VO chain.
As a kind of optimal technical scheme of the utility model, the upper damper of chain drive system main body top installation
Lower half portion is embedded in the inside of chain drive system main body.
As a kind of optimal technical scheme of the utility model, the chain slide uses super high molecular weight PE-UHM material
Material is made.
As a kind of optimal technical scheme of the utility model, the chain pressure reducer using zinc alloy material make and
At.
As a kind of optimal technical scheme of the utility model, the chain tensioning device and camshaft drive chain are transmission
Connection.
As a kind of optimal technical scheme of the utility model, the gear and the first camshaft of the camshaft drive chain
Sprocket wheel, the second camshaft sprocket gear mutually agree with.
Compared with prior art, the beneficial effects of the utility model are as follows:
The utility model chain drive system main body is by using low friction camshaft drive chain and reduces chain sliding part
The chain pressure reducer of material, makes the friction loss of chain drive system main body can be effectively reduced 20%, to effectively improve chain
The efficiency of item, and saved more fuel.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the chain pressure reducer structural schematic diagram of the utility model；
Fig. 3 is the upper damper and camshaft drive chain attachment structure schematic diagram of the utility model；
In figure: 1, chain drive system main body；2, upper damper；3, camshaft drive chain；4, chain pressure reducer；5, chain
Stretcher；6, chain slide；7, diesel pump chain slide；8, diesel pump driving chain；9, the first camshaft sprocket；10,
Second camshaft sprocket.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.Wherein identical mark in attached drawing
Number all refer to identical component.
In addition, if the detailed description of known technology for show the utility model be characterized in it is unnecessary, then by it
It omits.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to it is attached
Direction in figure, word "inner" and "outside" refer respectively to the direction towards or away from geometric center of specific component.
It should also be noted that, unless otherwise clearly defined and limited, term " setting ", " connection " should do broad sense reason
Solution, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connection, it can also be with
It is electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.
For the ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition, this
Outside, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
Embodiment 1
As shown in Figure 1-3, the utility model provides a kind of timing chain drive system used for diesel engine, including chain conveyer system
System main body 1, chain drive system main body 1 includes upper damper 2, camshaft drive chain 3, chain tensioning device 5, chain slide
6, the first camshaft sprocket 9 and the second camshaft sprocket 10, the first camshaft sprocket 9 and the second camshaft sprocket 10 are respectively positioned on chain
The inside of transmission system main body 1, the bottom end of the second camshaft sprocket 10 are provided with chain pressure reducer 4, and the also position of chain pressure reducer 4
In the inside of chain drive system main body 1, upper damper 2 is located at the top of chain drive system main body 1,3 ring of camshaft drive chain
Around the outside of chain drive system main body 1 one week, chain slide 6 was located at the outside of 3 one end of camshaft drive chain, chain tension
Device 5 is located at the outside on 6 top of chain slide, and the bottom end of chain drive system main body 1 is provided with diesel pump driving chain 8, diesel oil
The side of pump drive chain 8 is provided with diesel pump chain slide 7.
Further, camshaft drive chain 3 uses HY-VO chain, and the transmission of HY-VO chain spends lower, noise more
It is low, more efficient, center distance tolerance is bigger, can reduce camshaft drive chain 3 operate when friction, effectively improve chain
Efficiency, save more fuel.
2 lower half portion of upper damper of 1 top of chain drive system main body installation is embedded in the interior of chain drive system main body 1
Portion can effectively be 1 damping of chain drive system main body.
Chain slide 6 is made using super high molecular weight PE-UHM material, and super high molecular weight PE-UHM is low friction
Material has the advantages that heatproof, precision, firm, noiseless and environmentally friendly.
Chain pressure reducer 4 is made using zinc alloy material, and zinc alloy material has good mobility and good
Mechanical performance can be effectively reduced the friction of chain pressure reducer 4.
Chain tensioning device 5 and camshaft drive chain 3 are transmission connection, make chain drive system main body 1 always in best
Tensioning state.
The gear of camshaft drive chain 3 and the gear of the first camshaft sprocket 9, the second camshaft sprocket 10 mutually agree with,
The gear and the first camshaft sprocket 9, the second camshaft sprocket 10 for making camshaft drive chain 3 can be carried out effectively rotation.
Specifically, the upper damper 2 that chain drive system main body 1 is installed by top, is effectively chain drive system main body 1
Damping, chain drive system main body 1 are effectively convex with the first camshaft sprocket 9, second by internal camshaft drive chain 3
Wheel shaft sprocket wheel 10 is rotated, and camshaft drive chain 3 uses HY-VO chain, spends the transmission of camshaft drive chain 3 more
It is low, noise is lower, more efficient, center distance tolerance is bigger, can reduce camshaft drive chain 3 operate when friction, chain pass
Material inside dynamic system body 1 mostly uses low-friction material, and can be effectively reduced chain drive system main body 1 makes to generate in running
Frictional force.
The utility model chain drive system main body 1 is by using low friction camshaft drive chain 3 and reduces chain sliding
The chain pressure reducer 4 of part material, makes the friction loss of chain drive system main body 1 can be effectively reduced 20%, to effectively be promoted
The efficiency of chain, and saved more fuel.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of timing chain drive system used for diesel engine, including chain drive system main body (1), which is characterized in that the chain
Transmission system main body (1) includes upper damper (2), camshaft drive chain (3), chain tensioning device (5), chain slide
(6), the first camshaft sprocket (9) and the second camshaft sprocket (10), first camshaft sprocket (9) and the second camshaft chain
Wheel (10) is respectively positioned on the inside of chain drive system main body (1), and the bottom end of second camshaft sprocket (10) is provided with chain and subtracts
Depressor (4), and chain pressure reducer (4) also is located at the inside of chain drive system main body (1), the upper damper (2) is located at chain biography
The top of dynamic system body (1), the outside of the camshaft drive chain (3) circular chain drive system main body (1) one week are described
Chain slide (6) is located at the outside of camshaft drive chain (3) one end, and the chain tensioning device (5) is located at chain slide
(6) bottom end in the outside on top, the chain drive system main body (1) is provided with diesel pump driving chain (8), and the diesel pump passes
The side of dynamic chain (8) is provided with diesel pump chain slide (7).
2. a kind of timing chain drive system used for diesel engine according to claim 1, which is characterized in that the camshaft
Driving chain (3) uses HY-VO chain.
3. a kind of timing chain drive system used for diesel engine according to claim 1, which is characterized in that the chain conveyer
Upper damper (2) lower half portion of system body (1) top installation is embedded in the inside of chain drive system main body (1).
4. a kind of timing chain drive system used for diesel engine according to claim 1, which is characterized in that the chain is led
It is made to plate (6) using super high molecular weight PE-UHM material.
5. a kind of timing chain drive system used for diesel engine according to claim 1, which is characterized in that the chain subtracts
Depressor (4) is made using zinc alloy material.
6. a kind of timing chain drive system used for diesel engine according to claim 1, which is characterized in that the chain
Tight device (5) and camshaft drive chain (3) are transmission connection.
7. a kind of timing chain drive system used for diesel engine according to claim 1, which is characterized in that the camshaft
The gear of driving chain (3) and the gear of the first camshaft sprocket (9), the second camshaft sprocket (10) mutually agree with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920019667.4U CN209369891U (en) | 2019-01-07 | 2019-01-07 | A kind of timing chain drive system used for diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920019667.4U CN209369891U (en) | 2019-01-07 | 2019-01-07 | A kind of timing chain drive system used for diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209369891U true CN209369891U (en) | 2019-09-10 |
Family
ID=67829211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920019667.4U Active CN209369891U (en) | 2019-01-07 | 2019-01-07 | A kind of timing chain drive system used for diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209369891U (en) |
-
2019
- 2019-01-07 CN CN201920019667.4U patent/CN209369891U/en active Active
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