CN208816233U - Belt wheel system of engine assembly - Google Patents
Belt wheel system of engine assembly Download PDFInfo
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- CN208816233U CN208816233U CN201821621290.1U CN201821621290U CN208816233U CN 208816233 U CN208816233 U CN 208816233U CN 201821621290 U CN201821621290 U CN 201821621290U CN 208816233 U CN208816233 U CN 208816233U
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- generator
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Abstract
The utility model discloses a kind of belt wheel system of engine assemblies, including crank pulley, compressor of air conditioner belt pulley, water pump pulley, generator pulley, compressor of air conditioner belt pulley, water pump pulley, generator pulley is located at the same side, and water pump pulley is between compressor of air conditioner belt pulley and generator pulley, one belt successively wrapped crank pulley, compressor of air conditioner belt pulley, water pump pulley, generator pulley transmits power, the auto-tensioning component for automatically adjusting belt tension is provided between crank pulley and generator pulley, crank pulley, compressor of air conditioner belt pulley, water pump pulley, generator pulley, auto-tensioning component is coplanar.Variation when the utility model can not only be operated according to entire train and change belt tension automatically, so that belt tension is always ensured that the risk that belt slippage and shake are effectively reduced enough, and convenient for assembly, compact overall structure rationally utilizes installation space.
Description
Technical field
The utility model relates to engine driving system, in particular to a kind of belt wheel system of engine assembly.
Background technique
Multiple attachmentes, such as compressor of air conditioner, water pump, generator are usually provided on motor head face.Each attachment
On be separately installed with accessory belt pulley, drive pulley, each accessory belt pulley are installed on the crankshaft in motor head face
It is connect between drive pulley by elastic belt, the power for enabling crankshaft to export passes through drive pulley and elastic belt
Each accessory belt pulley is passed to, and then drives each attachment work.But due to the limitation of engine space structure, it is difficult to ensure that each
Belt pulley all has sufficiently large cornerite, is easy to lead to elasticity between belt pulley because the cornerite of belt pulley is smaller in assembly
Belt span is longer, increases elastic belt and is abnormal the risk of shake because span is longer during the work time, there is peace
Full hidden danger；And elastic belt only rely on its own elasticity realize tensioning, cannot according to entire train operate when variation and
Automatic to change tensile force, the tensile force of elastic belt is easily decayed after a period of use, and tensile force decline is caused even to be lost
It loses, it is necessary to re-replace elastic belt, increase use cost.Although also having at present by installing Manual tensioning wheel additional come to elasticity
The Zhang Jinli of belt is adjusted, but since elastic belt Zhang Jinli is larger and is not easy to detect, and is difficult to carry out tensile force effective
It adjusts, causes high failure rate, influence service performance.
Therefore, it is badly in need of the variation for developing one kind when can not only operate according to entire train and changes belt tension automatically
Power makes belt tension be always ensured that the risk that belt slippage and shake are effectively reduced enough, and convenient for assembly, whole to tie
Structure is compact, rationally utilizes the belt wheel system of engine assembly of installation space.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of belt wheel system of engine assembly, it can not only basis
Variation when entire train operating and change belt tension automatically, be always ensured that belt tension enough, skin be effectively reduced
With the risk skidded and shaken, and convenient for assembly, compact overall structure rationally utilizes installation space.
The belt wheel system of engine assembly of the utility model, including crank pulley on the engine, air-conditioning pressure is arranged
Contracting machine belt pulley, water pump pulley, generator pulley, the compressor of air conditioner belt pulley, water pump pulley, dynamo belt
Wheel is located at the same side, and the water pump pulley is between compressor of air conditioner belt pulley and generator pulley, a belt according to
It is secondary to wrap crank pulley, compressor of air conditioner belt pulley, water pump pulley, generator pulley transmitting power, the crankshaft
The auto-tensioning component for automatically adjusting belt tension, the crankshaft skin are provided between belt pulley and generator pulley
Belt wheel, compressor of air conditioner belt pulley, water pump pulley, generator pulley, auto-tensioning component are coplanar.
Further, the auto-tensioning component and crank pulley are located at the same side and are located above crank pulley.
Further, the auto-tensioning component includes for the automatic tensioner of tightening belt and for increasing belt contact
Idle pulley, the idle pulley is between automatic tensioner and crank pulley.
Further, the automatic tensioner and idle pulley are removably installed on the timing chain cover of engine.
Further, the bracket for installing automatic tensioner and idle pulley is provided on the timing chain cover, on the bracket
It is respectively equipped with automatic tensioner installation position and idle pulley installation position, the automatic tensioner and idle pulley are installed by fastener solid respectively
It is scheduled on corresponding installation position.
Further, the automatic tensioner is sheave structure, the automatic tensioner outer circumference surface and belt interior side contacts, and
Tightening belt on the outside of to belt, belt is to the reversed cornerite of tensioning wheel.
Further, the belt is greater than 180 ° to the cornerite of automatic tensioner, and the auto-tensioning takes turns to dynamo belt
Belt span between wheel is less than 300mm, and auto-tensioning takes turns to the belt span between idle pulley less than 80mm.
Further, the outer circumference surface of the idle pulley and the outer side contacts of belt, and to belt inner side tension belt, belt is to lazy
Take turns reversed cornerite.
Further, the belt is greater than 180 ° to the cornerite of idle pulley, the idle pulley to the belt between crank pulley across
Away from less than 50mm.
Further, the belt is to crank pulley, compressor of air conditioner belt pulley, water pump pulley, generator pulley
Cornerite be all larger than 160 °, the crankshaft pulley takes turns to belt span between compressor of air conditioner belt pulley, compressor of air conditioner skin
The belt span that band takes turns to span between water pump pulley, water-pump belts take turns between generator pulley is respectively less than 300mm.
The utility model has the beneficial effects that the belt wheel system of engine assembly of the utility model, by crank pulley
Between generator pulley be arranged auto-tensioning component, can not only according to entire train operate when variation and change automatically
Belt tension makes belt tension be always ensured that the risk that belt slippage and shake are effectively reduced enough, and convenient for dress
Match, compact overall structure, rationally utilize installation space, power is only transmitted by a root skin band, at low cost, noise is small.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and examples:
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Fig. 1 is the structural schematic diagram of the utility model, as shown in the figure: the belt wheel system of engine assembly of the present embodiment, packet
The crank pulley 1 being arranged on engine 10, compressor of air conditioner belt pulley 2, water pump pulley 3, generator pulley 4 are included,
The compressor of air conditioner belt pulley 2, water pump pulley 3, generator pulley 4 are located at the same side, and the water pump pulley 3
Between compressor of air conditioner belt pulley 2 and generator pulley 4, a belt 7 successively wrapped crank pulley 1, air conditioner compressed
Machine belt pulley 2, water pump pulley 3, generator pulley 4 transmit power, and when engine operation, the power of crankshaft output is by crankshaft
Belt pulley 1 successively passes to compressor of air conditioner belt pulley 2, water pump pulley 3, generator pulley 4 by belt 7, to make
Compressor of air conditioner belt pulley 2 drives compressor of air conditioner work, and water pump pulley 3 drives pump working, and generator pulley 4 drives
Power transmitting is realized in generator work；It is provided between the crank pulley 1 and generator pulley 4 for automatically adjusting
The auto-tensioning component of 7 tensile force of belt, can automatically adjust the rate of tension of belt 7, while be capable of increasing 1 He of crank pulley
The transmitting of the cornerite of generator pulley 4, more conducively power, effectively improves front end wheel train performance；The crank pulley 1, air-conditioning
Compressor pulley 2, water pump pulley 3, generator pulley 4, auto-tensioning component are coplanar, keep this belt wheel system of engine total
At entire train transmission need to only can be realized by a root skin band 7, required components are few, and structure is simple, connection and reasonable arrangement, cost
Low, noise is small, and convenient for assembly.
In the present embodiment, the auto-tensioning component and crank pulley 1 are located at the same side and are located on crank pulley 1
Side, can not only automatically adjust the rate of tension of belt 7, and be capable of increasing the packet of crank pulley 1 and generator pulley 4
Angle, moreover it is possible to shorten the belt span between crank pulley 1 and generator pulley 4, to reduce belt slippage and shake.
In the present embodiment, the auto-tensioning component includes for the automatic tensioner 5 of tightening belt 7 and for increasing skin
Idle pulley 6 with 7 cornerites, the idle pulley 6 is between automatic tensioner 5 and crank pulley 1, by the way that automatic tensioner 5 is arranged,
The rate of tension of belt 7 can be automatically adjusted；By the way that idle pulley 6 is arranged, it is capable of increasing crank pulley 1 and generator pulley 4
Cornerite reduces the belt span between crank pulley 1 and generator pulley 4, to reduce belt slippage and shake, thus
Effectively improve front end wheel train performance.
In the present embodiment, the automatic tensioner 5 and idle pulley 6 are removably installed on the timing chain of engine 10
On cover 9, convenient for assembly, compact overall structure rationally utilizes installation space.
In the present embodiment, the bracket 8 for installing automatic tensioner 5 and idle pulley 6, institute are provided on the timing chain cover 9
It states and is respectively equipped with automatic tensioner installation position and idle pulley installation position on bracket 8, the automatic tensioner 5 and idle pulley 6 pass through respectively
Fastener is fixed on corresponding installation position, and the automatic tensioner installation position and idle pulley installation position of the present embodiment are peace
Hole is filled, fastener is fastening bolt, and automatic tensioner 5 and idle pulley 6 are fixed on corresponding mounting hole respectively by fastening bolt,
Convenient for assembly and disassembly, and the structure without changing timing chain cover 9, structure is simple, connection and reasonable arrangement.
In the present embodiment, the automatic tensioner 5 is sheave structure, 7 inside of 5 outer circumference surface of automatic tensioner and belt
Contact, and to 7 outside tightening belt 7 of belt, belt 7 can by the way that automatic tensioner is arranged to the reversed cornerite of automatic tensioner 5
With adjust automatically angle in a certain range automatically, belt 7 is made to be constantly in tensioning state, guaranteed between belt and each belt pulley
Frictional force be in suitable range, make 7 tensile force of belt always in a suitable numerical value, driving is reliable, guarantees that driving is steady
It is qualitative, since automatic tensioner uses sheave structure, it can also prevent belt slippage and shake.
In the present embodiment, the belt 7 is greater than 180 ° to the cornerite of automatic tensioner 5, and the belt 7 of the present embodiment is to automatic
The cornerite of tensioning wheel 5 is 188.68 °, and ensure that has enough frictional force between belt 7 and automatic tensioner 5, improves drive
Dynamic reliability and stability；The automatic tensioner 5 is less than 300mm to the belt span between generator pulley 4, automatically
Tensioning wheel 5 is less than 80mm to the belt span between idle pulley 6, and the automatic tensioner 5 of the present embodiment is between generator pulley 4
Belt span be 279.88mm, automatic tensioner 5 to the belt span between idle pulley 6 is 73.71mm, reduces crankshaft pulley
Belt span between wheel 1 and generator pulley 4, to reduce the shake of belt 7.
In the present embodiment, the outer circumference surface of the idle pulley 6 and the outer side contacts of belt 7, and to 7 inner side tension belt 7 of belt,
Belt 7 increases the cornerite of 7 crank pulley 1 and generator pulley 4 of belt, increases belt 7 to the reversed cornerite of idle pulley 6
With the frictional force between water pump pulley 3 and generator pulley 4, the reliability and stability structure of driving is further improved
It is compact, it can also reduce the outer dimension of engine, keep arrangement more reasonable.
In the present embodiment, the belt 7 is greater than 180 ° to the cornerite of idle pulley 6, and the idle pulley 6 arrives between crank pulley 1
Belt span be less than 50mm, the belt 7 of the present embodiment is 174.03 ° to the cornerite of idle pulley 6, idle pulley 6 to crank pulley 1 it
Between belt span be 48.27mm, the belt span between automatic tensioner 5 and crank pulley 1 is shortened, to reduce belt
7 shakes, further increase driving stability and reliability.
In the present embodiment, the belt 7 is to crank pulley 1, compressor of air conditioner belt pulley 2, water pump pulley 3, power generation
The cornerite of machine belt pulley 4 is all larger than 160 °, guarantees there is enough frictional force between belt 7 and each belt pulley, improves driving
Reliability and stability；The crank pulley 1 is to the belt span between compressor of air conditioner belt pulley 2, compressor of air conditioner
Belt pulley 2 is respectively less than to the span between water pump pulley 3, water pump pulley 3 to the belt span between generator pulley 4
300mm, the belt span that the crank pulley 1 of the present embodiment arrives between compressor of air conditioner belt pulley 2 are 182.46mm, air-conditioning pressure
Contracting machine belt pulley 2 is 93.59mm to the span between water pump pulley 3, and belt span in entire train is made to be respectively less than 300mm,
Belt shake is effectively reduced.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (10)
1. a kind of belt wheel system of engine assembly, including be arranged crank pulley on the engine, compressor of air conditioner belt pulley,
Water pump pulley, generator pulley, it is characterised in that: the compressor of air conditioner belt pulley, water pump pulley, dynamo belt
Wheel is located at the same side, and the water pump pulley is between compressor of air conditioner belt pulley and generator pulley, a belt according to
It is secondary to wrap crank pulley, compressor of air conditioner belt pulley, water pump pulley, generator pulley transmitting power, the crankshaft
The auto-tensioning component for automatically adjusting belt tension, the crankshaft skin are provided between belt pulley and generator pulley
Belt wheel, compressor of air conditioner belt pulley, water pump pulley, generator pulley, auto-tensioning component are coplanar.
2. belt wheel system of engine assembly according to claim 1, it is characterised in that: the auto-tensioning component and crankshaft
Belt pulley is located at the same side and is located above crank pulley.
3. belt wheel system of engine assembly according to claim 2, it is characterised in that: the auto-tensioning component includes using
In the automatic tensioner of tightening belt and idle pulley for increasing belt contact, the idle pulley is located at automatic tensioner and crankshaft skin
Between belt wheel.
4. belt wheel system of engine assembly according to claim 3, it is characterised in that: the automatic tensioner and idle pulley with
Dismountable mode is installed on the timing chain cover of engine.
5. belt wheel system of engine assembly according to claim 4, it is characterised in that: be arranged on the timing chain cover useful
It is respectively equipped with automatic tensioner installation position and idle pulley installation position in the bracket of installation automatic tensioner and idle pulley, on the bracket,
The automatic tensioner and idle pulley pass through fastener respectively and are fixed on corresponding installation position.
6. belt wheel system of engine assembly according to claim 5, it is characterised in that: the automatic tensioner is sheave knot
Structure, the automatic tensioner outer circumference surface and belt interior side contacts, and to tightening belt on the outside of belt, belt is to tensioning wheel reserved packet
Angle.
7. belt wheel system of engine assembly according to claim 6, it is characterised in that: the belt is to automatic tensioner
Cornerite is greater than 180 °, and the auto-tensioning takes turns to the belt span between generator pulley less than 300mm, and auto-tensioning takes turns to
Belt span between idle pulley is less than 80mm.
8. belt wheel system of engine assembly according to claim 5, it is characterised in that: the outer circumference surface and skin of the idle pulley
With outer side contacts, and to belt inner side tension belt, belt is to the reversed cornerite of idle pulley.
9. belt wheel system of engine assembly according to claim 8, it is characterised in that: the belt is big to the cornerite of idle pulley
In 180 °, the idle pulley to the belt span between crank pulley is less than 50mm.
10. belt wheel system of engine assembly according to claim 1, it is characterised in that: the belt to crank pulley,
Compressor of air conditioner belt pulley, water pump pulley, generator pulley cornerite be all larger than 160 °, the crankshaft pulley takes turns to air-conditioning
Belt span, compressor of air conditioner belt between compressor pulley take turns to span between water pump pulley, water pump pulley
300mm is respectively less than to the belt span between generator pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621290.1U CN208816233U (en) | 2018-09-30 | 2018-09-30 | Belt wheel system of engine assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821621290.1U CN208816233U (en) | 2018-09-30 | 2018-09-30 | Belt wheel system of engine assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208816233U true CN208816233U (en) | 2019-05-03 |
Family
ID=66279197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821621290.1U Active CN208816233U (en) | 2018-09-30 | 2018-09-30 | Belt wheel system of engine assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208816233U (en) |
-
2018
- 2018-09-30 CN CN201821621290.1U patent/CN208816233U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200624 Address after: 404100 mechanical and electrical materials Park, Yanjia Industrial Park, Changshou District, Chongqing Patentee after: Chongqing Xiaokang Power Co.,Ltd. Address before: 400033 No. 61-1 Jinqiao Road, Shapingba District, Chongqing Patentee before: Chongqing Sokon Industry Group Stock Co.,Ltd. |
|
| TR01 | Transfer of patent right |