CN204664319U - Hybrid power engine front end wheel train automatic tensioner - Google Patents
Hybrid power engine front end wheel train automatic tensioner Download PDFInfo
- Publication number
- CN204664319U CN204664319U CN201520180489.5U CN201520180489U CN204664319U CN 204664319 U CN204664319 U CN 204664319U CN 201520180489 U CN201520180489 U CN 201520180489U CN 204664319 U CN204664319 U CN 204664319U
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- swing arm
- idle wheel
- stretcher
- spring
- piston rod
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Abstract
The utility model discloses a kind of hybrid power engine front end wheel train automatic tensioner, comprise the first stretcher and the second stretcher, described first stretcher comprises support, swing arm and the first Idle wheel, described swing arm one end is articulated with on described support, described first Idle wheel is rotatably installed on the other end of described swing arm, the torsional spring that described swing arm is swung around described support is also installed between described swing arm and described support, described support is installed on motor, described first Idle wheel is movably fixed on the poly Vbelt between compressor pulley and generator pulley, described second stretcher comprises oil hydraulic cylinder and voltage stabilizer, the flexible rod front end of described oil hydraulic cylinder is provided with the second Idle wheel, be communicated with by oil pipe between described oil hydraulic cylinder with described voltage stabilizer, described oil pipe is provided with the throttle valve regulating described cylinder chamber oil pressure, described second Idle wheel is movably fixed on the poly Vbelt between generator pulley and crank pulley.
Description
Technical field
The utility model relates to engine components field, is specially a kind of hybrid power engine front end wheel train automatic tensioner.
Background technique
Automatic tensioner is important engine components, and existing automatic tensioner structure has a variety of, automatic tensioner as arm-type in tensioning and hydraulic tensioner etc.But the belt tension that can only realize when regular fuel engine crankshaft drives, but belt tension when it can not realize generator auxiliary drive on hybrid power engine.In recent years successfully realize the promotion of industrialization at mild hybrid electric vehicle under, also the automatic tensioner occurring being applied to hybrid power engine front end wheel train is started, as notification number is: the Chinese utility model patent of CN202867742 U disclose a kind of can realize crank-driven and generator auxiliary drive two kinds of different operating states under all can realize the automatic tensioner of the auto-tensioning of belt, the Idle wheel being included in two tension armss on same pedestal and being movably arranged on each tension arms, and be against the helical spring between pedestal and tension arms.Above-mentioned stretcher adopts the arm-type automatic tensioner of tensioning in bent axle slack list band section and generator slack list band section simultaneously, the arm-type automatic tensioner of tensioning provides the tension force to band section with the angular convolution journey moment of torsion produced after helical spring original paper pressurized, but it is poor that the characteristic of spring original paper constant rate makes it the service behaviour when bent axle height rotating speed rotates, and affects the working life of stretcher.
Summary of the invention
In order to overcome the shortcoming that prior art is mentioned, the light hybrid motor front-end wheel system automatic tensioner that the utility model kind provides a kind of performance more excellent.
The utility model solves the technological scheme that its technical problem adopts: hybrid power engine front end wheel train automatic tensioner, comprise the first stretcher and the second stretcher, described first stretcher comprises support, swing arm and the first Idle wheel, described swing arm one end is articulated with on described support, described first Idle wheel is rotatably installed on the other end of described swing arm, the torsional spring that described swing arm is swung around described support is also installed between described swing arm and described support, described support is installed on motor, described first Idle wheel is movably fixed on the poly Vbelt between compressor pulley and generator pulley, described second stretcher comprises oil hydraulic cylinder and voltage stabilizer, the flexible rod front end of described oil hydraulic cylinder is provided with the second Idle wheel, be communicated with by oil pipe between described oil hydraulic cylinder with described voltage stabilizer, described oil pipe is provided with the throttle valve regulating described cylinder chamber oil pressure, described second Idle wheel is movably fixed on the poly Vbelt between generator pulley and crank pulley.This automatic tensioner can realize the auto-tensioning of belt under crank-driven and generator auxiliary drive two kinds of different operating states, and takes into account low frequency and high frequency performance.When generator auxiliary drive, the belt between generator and air condition compressor is slack list, and the first Idle wheel is holddown belt section under the effect of swing arm moment of torsion, completes tensioning; When engine crankshaft drives, the belt between bent axle and generator becomes slack list, now the second Idle wheel intervention work, its one-way fashion damping characteristic can well inhibition zone section dither and realize tensioning.
Further, be provided with a cylindricality damping piece in the inner ring of described torsional spring, described cylindricality damping piece can utilize helical spring to tighten increase frictional damping under load, and better keep-spring with the coaxial state of main shaft.
Further, the outer shroud of described torsional spring is also provided with by outer ring spaced apart for each spring coil of described torsional spring, described outer ring comprises along the axially extended base portion of torsional spring and radial direction extends and is arranged on the spacer portion between helical spring spring coil from base portion along helical spring, is formed with the accommodation section of blocking helical spring spring coil between adjacent described spacer portion.Wherein, described outer ring is made up of elastomeric plastics.Outer ring is applicable to the wearing and tearing reducing spring, simultaneously noise decrease use, increases whole service life.
Further, the piston rod that described oil hydraulic cylinder comprises the inner housing for cavity and is installed in described housing, described piston rod the inner is positioned at described housing, described piston rod the inner is provided with check valve body, hyperbaric chamber is formed between described check valve body and described piston rod, low-pressure cavity is formed between described check valve body and described housing, described housing offers the oil inlet hole be communicated with described low-pressure cavity, described oil pipe connects described oil inlet hole, described housing is stretched out in described piston rod outer end, in the upper and lower side of described piston rod outer end, symmetry offers row's ratchet, described hull outside is hinged with two ratchets, also Returnning spring is installed between described ratchet and housing, described ratchet embeds described ratchet place under the effect of described Returnning spring elastic force.Pressure oil enters in the cavity of housing by oil inlet hole, promote piston rod to move to hull outside, piston rod is made to apply suitable tension force to the poly Vbelt between generator pulley and crank pulley, the quantity of this stretcher ratchet is two, the quantity of ratchet is two rows, ratchet and ratchet one_to_one corresponding, by cooperatively interacting of two pairs of ratchets and ratchet, regulating piston bar stretches out or the distance of rollback, and adjusting strength is high, and degree of regulation is high, even if the ratchet of side or ratchet damage, second stretcher also can normally work, and not easily scraps, long service life.
The beneficial effects of the utility model are: this automatic tensioner can realize the auto-tensioning of belt under crank-driven and generator auxiliary drive two kinds of different operating states, and takes into account low frequency and high frequency performance.When generator auxiliary drive, the belt between generator and air condition compressor is slack list, and the first Idle wheel is holddown belt section under the effect of swing arm moment of torsion, completes tensioning; When engine crankshaft drives, the belt between bent axle and generator becomes slack list, now the second Idle wheel intervention work, its one-way fashion damping characteristic can well inhibition zone section dither and realize tensioning.Overall structure is simple, long service life, and easily processing, maintenance, installation and removal, and replaceable component, reduce the cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model first stretcher;
Fig. 3 is the structural representation of the outer ring of the utility model;
Fig. 4 is the structural representation of the utility model second stretcher.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further detailed.
As shown in Figure 1, hybrid power engine front end wheel train automatic tensioner, comprise the first stretcher and the second stretcher, described first stretcher comprises support 11, swing arm 12 and the first Idle wheel 13, described swing arm 12 one end is articulated with on described support 11, described first Idle wheel 13 is rotatably installed on the other end of described swing arm 12, the torsional spring 14 that described swing arm 12 is swung around described support 11 is also installed between described swing arm 12 and described support 11, described support 11 is installed on motor, described first Idle wheel 13 is movably fixed on the poly Vbelt between compressor pulley 3 and generator pulley 4, described second stretcher comprises and is installed on oil hydraulic cylinder 21 on motor and voltage stabilizer 22, the flexible rod front end of described oil hydraulic cylinder 21 is provided with the second Idle wheel 23, be communicated with by oil pipe 24 between described oil hydraulic cylinder 21 with described voltage stabilizer 22, described oil pipe 24 is provided with the throttle valve 25 regulating described oil hydraulic cylinder 21 inner chamber oil pressure, described second Idle wheel 23 is movably fixed on the poly Vbelt between generator pulley 4 and crank pulley 5.This automatic tensioner can realize the auto-tensioning of belt under crank-driven and generator auxiliary drive two kinds of different operating states, and takes into account low frequency and high frequency performance.When generator auxiliary drive, the belt between generator and air condition compressor is slack list, and the first Idle wheel is holddown belt section under the effect of swing arm moment of torsion, completes tensioning; When engine crankshaft drives, the belt between bent axle and generator becomes slack list, now the second Idle wheel intervention work, its one-way fashion damping characteristic can well inhibition zone section dither and realize tensioning.
As shown in Figure 2, be provided with a cylindricality damping piece 141 in the inner ring of described torsional spring 14, described cylindricality damping piece 141 can utilize helical spring to tighten increase frictional damping under load, and better keep-spring with the coaxial state of main shaft.
As shown in Figures 2 and 3, the outer shroud of described torsional spring 14 is also provided with by outer ring 142 spaced apart for described each spring coil of torsional spring 14, described outer ring 142 comprises along the axially extended base portion 1421 of torsional spring and radial direction extends and is arranged on the spacer portion 1422 between helical spring spring coil from base portion along helical spring, is formed with the accommodation section 1423 of blocking helical spring spring coil between adjacent described spacer portion.Wherein, described outer ring 142 is made up of elastic material.Outer ring is applicable to the wearing and tearing reducing spring, simultaneously noise decrease use, increases whole service life.
As shown in Figure 4, the piston rod 212 that described oil hydraulic cylinder 21 comprises the inner housing 211 for cavity and is installed in described housing 211, described piston rod 212 the inner is positioned at described housing 211, described piston rod 212 the inner is provided with check valve body 213, hyperbaric chamber is formed between described check valve body 213 and described piston rod 212, low-pressure cavity is formed between described check valve body 213 and described housing 211, described housing 211 offers the oil inlet hole 2111 be communicated with described low-pressure cavity, described oil pipe 24 connects described oil inlet hole 2111, described piston rod 212 outer end is stretched out described housing 211 and is connected described second Idle wheel 23, in the upper and lower side of described piston rod 212 outer end, symmetry offers row's ratchet 2121, two ratchets 2112 are hinged with outside described housing 211, ratchet 2112 is in being symmetrical arranged up and down, ratchet 2121 is also in being symmetrical arranged up and down, make piston rod 212 stretch out or rollback time, radial force balances, good stability, improve the working life of the second stretcher.Also be provided with Returnning spring 2113 between described ratchet 2112 and housing 211, described ratchet 2112 embeds described ratchet 2121 place under the effect of described Returnning spring 2113 elastic force.Pressure oil enters in the low-pressure cavity of housing 211 cavity by oil inlet hole 2111, enter in housing 211 hyperbaric chamber by check valve body 213 again, pretightening force is provided under the effect of pressure oil oil pressure, promote piston rod 212 to move outside housing 211, the second Idle wheel 23 on piston rod 212 is made to apply suitable tension force to the poly Vbelt between generator pulley and crank pulley, the quantity of the second stretcher ratchet is two, the quantity of ratchet is two rows, ratchet and ratchet one_to_one corresponding, by cooperatively interacting of two pairs of ratchets and ratchet, regulating piston bar stretches out or the distance of rollback, adjusting strength is high, degree of regulation is high, even if the ratchet of side or ratchet damage, second stretcher also can normally work, not easily scrap, long service life.
As described above, be only the preferred embodiment that this is novel, when can not limit the scope of this novel enforcement with this, the simple equivalence change namely generally done according to this novel claim and novel description with modify, all still belong in scope that this new patent contains.
Claims (5)
1. hybrid power engine front end wheel train automatic tensioner, it is characterized in that, comprise the first stretcher and the second stretcher, described first stretcher comprises support, swing arm and the first Idle wheel, described swing arm one end is articulated with on described support, described first Idle wheel is rotatably installed on the other end of described swing arm, the torsional spring that described swing arm is swung around described support is also installed between described swing arm and described support, described support is installed on motor, and described first Idle wheel is movably fixed on the poly Vbelt between compressor pulley and generator pulley; Described second stretcher comprises oil hydraulic cylinder and voltage stabilizer, the flexible rod front end of described oil hydraulic cylinder is provided with the second Idle wheel, be communicated with by oil pipe between described oil hydraulic cylinder with described voltage stabilizer, described oil pipe is provided with the throttle valve regulating described cylinder chamber oil pressure, described second Idle wheel is movably fixed on the poly Vbelt between generator pulley and crank pulley.
2. hybrid power engine front end wheel train automatic tensioner according to claim 1, is characterized in that, is provided with a cylindricality damping piece in the inner ring of described torsional spring.
3. hybrid power engine front end wheel train automatic tensioner according to claim 1, it is characterized in that, the outer shroud of described torsional spring is also provided with by outer ring spaced apart for each spring coil of described torsional spring, described outer ring comprises along the axially extended base portion of torsional spring and radial direction extends and is arranged on the spacer portion between helical spring spring coil from base portion along helical spring, is formed with the accommodation section of blocking helical spring spring coil between adjacent described spacer portion.
4. hybrid power engine front end wheel train automatic tensioner according to claim 3, is characterized in that, described outer ring is made up of elastomeric plastics.
5. hybrid power engine front end wheel train automatic tensioner according to claim 1, it is characterized in that, the piston rod that described oil hydraulic cylinder comprises the inner housing for cavity and is installed in described housing, described piston rod the inner is positioned at described housing, described piston rod the inner is provided with check valve body, hyperbaric chamber is formed between described check valve body and described piston rod, low-pressure cavity is formed between described check valve body and described housing, described housing offers the oil inlet hole be communicated with described low-pressure cavity, described oil pipe connects described oil inlet hole, described housing is stretched out in described piston rod outer end, in the upper and lower side of described piston rod outer end, symmetry offers row's ratchet, described hull outside is hinged with two ratchets, also Returnning spring is installed between described ratchet and housing, described ratchet embeds described ratchet place under the effect of described Returnning spring elastic force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520180489.5U CN204664319U (en) | 2015-03-27 | 2015-03-27 | Hybrid power engine front end wheel train automatic tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520180489.5U CN204664319U (en) | 2015-03-27 | 2015-03-27 | Hybrid power engine front end wheel train automatic tensioner |
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| Publication Number | Publication Date |
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| CN204664319U true CN204664319U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520180489.5U Expired - Fee Related CN204664319U (en) | 2015-03-27 | 2015-03-27 | Hybrid power engine front end wheel train automatic tensioner |
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| CN (1) | CN204664319U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838166A (en) * | 2016-12-27 | 2017-06-13 | 重庆洋迪机电有限公司 | Generator automatic takeup |
| CN106949205A (en) * | 2015-12-10 | 2017-07-14 | 现代自动车株式会社 | Control the conveyer belt control device and method of the conveyer belt of motor vehicle driven by mixed power |
| CN107104543A (en) * | 2016-02-22 | 2017-08-29 | 内蒙古欧意德发动机有限公司 | Automatically tensioning type generator and automobile |
| CN107701671A (en) * | 2017-10-17 | 2018-02-16 | 镇江市金鼎变速箱有限公司 | A kind of low in good time transfer case of energy consumption |
| CN108032918A (en) * | 2017-12-13 | 2018-05-15 | 哈尔滨莫迪科技有限责任公司 | A kind of liftable wheel, which is carried out, combines full landform chassis |
| CN108412988A (en) * | 2018-04-03 | 2018-08-17 | 博格华纳汽车零部件(宁波)有限公司 | Start dynamo belt transmission device |
| CN108443440A (en) * | 2018-04-24 | 2018-08-24 | 联禾厚普（太仓）精密机械有限公司 | A kind of tensioning control piece shell |
| CN108561516A (en) * | 2018-04-03 | 2018-09-21 | 博格华纳汽车零部件(宁波)有限公司 | Tensioning apparatus |
| CN111505247A (en) * | 2020-05-12 | 2020-08-07 | 中国矿业大学 | Rock grouting test device and method based on centrifugal machine |
-
2015
- 2015-03-27 CN CN201520180489.5U patent/CN204664319U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949205A (en) * | 2015-12-10 | 2017-07-14 | 现代自动车株式会社 | Control the conveyer belt control device and method of the conveyer belt of motor vehicle driven by mixed power |
| CN107104543A (en) * | 2016-02-22 | 2017-08-29 | 内蒙古欧意德发动机有限公司 | Automatically tensioning type generator and automobile |
| CN107104543B (en) * | 2016-02-22 | 2019-06-14 | 内蒙古欧意德发动机有限公司 | Automatically tensioning type generator and automobile |
| CN106838166A (en) * | 2016-12-27 | 2017-06-13 | 重庆洋迪机电有限公司 | Generator automatic takeup |
| CN107701671A (en) * | 2017-10-17 | 2018-02-16 | 镇江市金鼎变速箱有限公司 | A kind of low in good time transfer case of energy consumption |
| CN108032918A (en) * | 2017-12-13 | 2018-05-15 | 哈尔滨莫迪科技有限责任公司 | A kind of liftable wheel, which is carried out, combines full landform chassis |
| CN108412988A (en) * | 2018-04-03 | 2018-08-17 | 博格华纳汽车零部件(宁波)有限公司 | Start dynamo belt transmission device |
| CN108561516A (en) * | 2018-04-03 | 2018-09-21 | 博格华纳汽车零部件(宁波)有限公司 | Tensioning apparatus |
| CN108412988B (en) * | 2018-04-03 | 2024-03-05 | 博格华纳汽车零部件(宁波)有限公司 | Belt transmission device for starting generator |
| CN108443440A (en) * | 2018-04-24 | 2018-08-24 | 联禾厚普（太仓）精密机械有限公司 | A kind of tensioning control piece shell |
| CN111505247A (en) * | 2020-05-12 | 2020-08-07 | 中国矿业大学 | Rock grouting test device and method based on centrifugal machine |
| CN111505247B (en) * | 2020-05-12 | 2021-10-12 | 中国矿业大学 | Rock grouting test device and method based on centrifugal machine |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20160327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |