CN202914570U - Start-stop system coupling tuning belt pulley - Google Patents
Start-stop system coupling tuning belt pulley Download PDFInfo
- Publication number
- CN202914570U CN202914570U CN 201220568791 CN201220568791U CN202914570U CN 202914570 U CN202914570 U CN 202914570U CN 201220568791 CN201220568791 CN 201220568791 CN 201220568791 U CN201220568791 U CN 201220568791U CN 202914570 U CN202914570 U CN 202914570U
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- China
- Prior art keywords
- belt pulley
- retainer
- torque spring
- stop system
- mandrel
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- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to the technical field of a belt pulley, in particularly to a start-stop system coupling tuning belt pulley. The start-stop system coupling tuning belt pulley includes the belt pulley, a core shaft, an inner torque spring and an outer torque spring. The inner torque spring rotates oppositely to the outer spring torque. The belt pulley, the outer torque spring, the inner torque spring and the core shaft are concentrically sleeved together from outside to inside in sequence. A holder is sleeved between the belt pulley and the core shaft, and the holder is in a pin connection with the belt pulley. The holder limits the axial and relative position between the holder and the core shaft through an axial limit component. The core shaft is provided with a positioning convex shoulder, the inner torque spring and the outer torque springs are placed between the holder and the positioning convex shoulder, and both ends of the inner torque spring and both ends of the outer torque spring are respectively connected with the holder and the positioning convex shoulder. The start-stop system coupling tuning pulley can effectively reduce the vibration of the start-stop system and improve the service life of the gear train; a positioning pin and a convex pin can enable the connection between the holder and the belt pulley to be more reliable, and the transmission torque is increased.
Description
Technical field
The utility model relates to the belt pulley technical field, especially a kind of start stop system coupling tuning pulley.
Background technique
Namely stopping namely to rise system is that automobile is set up holding state, and when vehicle is in " idling " state (red light or traffic congestion), the driver is as long as slam constantly brake petal, and motor will auto extinguishing, switches to holding state; Release the pedal, vehicle meeting moment automatic ignition is reset.Namely stop namely to rise system and can greatly reduce energy consumption and CO2 emission.When system stayed cool, automobile can enter province's oil condition automatically, does not discharge any gas.Start stop system kills engine when vehicle idling, the fuel consumption when having reduced the race of engine and CO2 discharging.Estimate that according to Bosch start stop system can reduce under the comprehensive operating mode by about 8% energy consumption and discharging, can reach 10%-15% at the urban district energy-saving effect that blocks up.The about 400-700 dollar of incremental cost (3000-5000 yuan) of start stop system is installed, and is changed very little to existing power transmission system.Because hybrid vehicle can help energy saving, reduces the CO2 discharging, improve travelling comfort, so the market demand increases day by day.
At present, the start-stop integrated machine of Valeo adopts the output shaft of motor directly to connect with the output shaft of generator by belt drive system, and the vibration when starting of this structure is large, and can produce noise, affects working life.
The model utility content
The technical problems to be solved in the utility model is: large in order to solve the vibration that has the start-stop integrated machine now, the technical problem that the life-span of train is undesirable, the utility model provides a kind of start stop system coupling tuning pulley, can effectively reduce the vibration of start stop system and the life-span of improving train.
The technological scheme that its technical problem that solves the utility model adopts is: a kind of start stop system coupling tuning pulley comprises belt pulley, mandrel, internal torque spring and outer torsion spring; The internal torque spring is opposite with outer torsion spring rotation direction;
Described belt pulley, outer torsion spring, internal torque spring and mandrel are set in together from outside to inside successively with one heart;
Also be set with retainer between described belt pulley and the mandrel; Retainer and belt pulley pin joint; Retainer is by the relative axial position of axial limiting spare restriction retainer and mandrel, has the location convex shoulder on the mandrel, all between retainer and location convex shoulder, the two ends of internal torque spring and outer torsion spring connect with retainer and location convex shoulder respectively for internal torque spring and outer torsion spring.
Belt pulley, outer torsion spring, internal torque spring and mandrel are set in together from outside to inside successively with one heart, so that start stop system of the present utility model coupling tuning pulley compact structure.Because the internal torque spring is opposite with outer torsion spring rotation direction, therefore, when originate mode, generator drives engine revolution by coupling tuning pulley, the output of generator power, the mandrel of generator and coupling tuning pulley by outer torsion spring with transmission of power to belt pulley, belt pulley again by belt with transmission of power to motor, realize the starting of motor.During normal mode of operation, driven by engine generator rotary work, engine power output, power is passed to belt pulley by belt, belt pulley arrives mandrel by the internal torque spring with transmission of power, and mandrel connects with generator shaft, and transmission of power is arrived generator, the realization generator generates electricity, and electrical power storage is arrived battery.Come transferring power by internal torque spring and outer torsion spring, can effectively reduce the vibration of start stop system and the life-span of improving train.
The inner chamber of described belt pulley has for the step that retainer is installed, and has at least three belt pulley positioning pin holes on belt pulley and the step surface that retainer contacts, has the retainer protruding pin that cooperates with the belt pulley positioning pin hole on the retainer.
The inner chamber of described belt pulley has for the step that retainer is installed, and has at least three belt pulley protruding pins on belt pulley and the step surface that retainer contacts, has the retainer positioning pin hole that cooperates with the belt pulley protruding pin on the retainer.
Also has locating stud, the inner chamber of described belt pulley has for the step that retainer is installed, have at least three belt pulley positioning pin holes on described belt pulley and the step surface that retainer contacts, the corresponding retainer positioning pin hole that offers on described retainer and the end face that belt pulley contacts, the two ends of locating stud are inserted in respectively in belt pulley positioning pin hole and the retainer positioning pin hole.
The beneficial effects of the utility model are, start stop system of the present utility model can effectively reduce the vibration of start stop system and the life-span of improving train with coupling tuning pulley, and it is more reliable that locating stud or protruding pin make retainer be combined with belt pulley, the transmitting torque increase.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation that start stop system of the present utility model is used the embodiment 1 of coupling tuning pulley;
Fig. 2 is the three-dimensional structure schematic representation of embodiment's 1 of the present utility model mandrel;
Fig. 3 is the structural representation of embodiment's 1 of the present utility model belt pulley;
Fig. 4 is the three-dimensional structure schematic representation of embodiment's 1 of the present utility model retainer;
Fig. 5 is the complete section figure of embodiment's 1 of the present utility model retainer;
Fig. 6 is the structural representation of embodiment's 1 of the present utility model axial limiting spare;
Fig. 7 is the three-dimensional explosive view of embodiment's 1 of the present utility model originate mode, and dotted line represents transmission of power among the figure;
Fig. 8 is the three-dimensional explosive view of embodiment's 1 of the present utility model normal mode of operation, and dotted line represents transmission of power among the figure;
Fig. 9 is the structural representation that start stop system of the present utility model is used the embodiment 2 of coupling tuning pulley;
Figure 10 is embodiment's 2 of the present utility model belt pulley and the structural representation of retainer; Figure (a) is the structural representation of belt pulley, and figure (b) is the structural representation of retainer;
Figure 11 is the structural representation that start stop system of the present utility model is used the embodiment 3 of coupling tuning pulley;
Figure 12 is embodiment's 3 of the present utility model belt pulley and the structural representation of retainer; Figure (a) is the structural representation of belt pulley, and figure (b) is the structural representation of retainer;
Among the figure: 1. belt pulley, 11. belt pulley positioning pin holes, 12. belt pulley protruding pins, 2. right support bearing, 3. mandrel, 31. location convex shoulders, 32. mandrel internal torque spring spiral terrace, 321. step surface in the mandrel, the outer torsion spring spiral terrace of 33. mandrels, the outer step surface of 331. mandrels, 4. internal torque spring, 5. retainer, step surface in the 51. retainer internal torque spring spiral terraces, 511. retainers, 52. the outer torsion spring spiral terrace of retainer, 521. the outer step surface of retainer, 55. retainer positioning pin holes, 56. retainer protruding pins, 6. outer torsion spring, 7. left support bearing, 8. axial limiting spare, 9. locating stud.
Embodiment
By reference to the accompanying drawings the utility model is described in further detail now.
Start stop system of the present utility model shown in Fig. 1 ~ 8 embodiment 1 of coupling tuning pulley, comprise the belt pulley 1 that connects with motor, the mandrel 3 that connects with generator, retainer 5, left support bearing 7, right support bearing 2, internal torque spring 4, outer torsion spring 6 and axial limiting spare 8, axial limiting spare 8 is jump ring.
Also be set with retainer 5 between belt pulley 1 and the mandrel 3; Retainer 5 and belt pulley 1 pin joint.Offer accordingly three belt pulley positioning pin holes 11 and three retainer positioning pin holes 55 on both end faces of contacting of belt pulley 1 and retainer 5, three locating studs 9, locating stud 9 one end plug-in mounting belt pulley positioning pin holes 11, the other end are inserted in the retainer positioning pin hole 55.The torque arithmetic that the quantity of locating stud 9 and diameter transmit as required draws.
The outer ring of the inner ring of right support bearing 2 and mandrel 3 interference fit, right support bearing 2 and belt pulley 1 interference fit; The outer ring of the inner ring of left support bearing 7 and mandrel 3 interference fit, left support bearing 7 and belt pulley 1 interference fit.
As shown in Figure 2, mandrel internal torque spring holding structure be positioned on location convex shoulder 31 and the end face that internal torque spring 4 contact, with the suitable mandrel internal torque spring spiral terrace 32 in the end of internal torque spring 4, the outer torsion spring of mandrel keep structure be positioned on location convex shoulder 31 and the end face that outer torsion spring 6 contacts, and the suitable mandrel in end of outer torsion spring 6 outside torsion spring spiral terrace 33; Retainer internal torque spring holding structure be positioned on retainer 5 and the end face that internal torque spring 4 contacts, with the suitable retainer internal torque spring spiral terrace 51 in the end of internal torque spring 4, the outer torsion spring of retainer keep structure be positioned on retainer 5 and the end face that outer torsion spring 6 contact, and the suitable retainer in the end of outer torsion spring 6 outside torsion spring spiral terrace 52.
As shown in Figure 7, during originate mode, generator drives engine revolution, the output of generator power, generator and mandrel 3 by scyewed joint with transmission of power to mandrel 3, mandrel 3 arrives outer torsion spring 6 by the outer torsion spring spiral terrace 33 of mandrel with transmission of power, after outer torsion spring 6 is stressed by the outer torsion spring spiral terrace 52 of retainer with transmission of power to retainer 5, simultaneously outer torsion spring 6 produces distortion external diameter swell, with belt pulley 1 endoporus produce frictional force with transmission of power to belt pulley 1, simultaneously retainer 5 be interference fit with belt pulley 1, and better transmission of power with outer torsion spring 6 is to belt pulley 1.Belt pulley 1 arrives motor by belt with transmission of power again.
As shown in Figure 8, during normal mode of operation, driven by engine generator rotary work, engine power output, power is passed to belt pulley 1 by belt, belt pulley 1 and retainer 5 interference fit, so be equivalent to belt pulley 1 with transmission of power to retainer 5, retainer 5 by retainer internal torque spring spiral terrace 51 with transmission of power to internal torque spring 4, internal torque spring 4 with transmission of power to the mandrel internal torque spring spiral terrace 32 of mandrel 3, namely be delivered to mandrel 3, mandrel 3 connects with generator shaft by screw thread, and transmission of power is arrived generator.
Start stop system of the present utility model shown in Fig. 9 ~ 10 embodiment 2 of coupling tuning pulley, difference from Example 1 is that the inner chamber of described belt pulley 1 has for the step that retainer 5 is installed, have at least three belt pulley protruding pins 12 on belt pulley 1 and the step surface that retainer 5 contacts, have the retainer positioning pin hole 55 that cooperates with belt pulley protruding pin 12 on the retainer 5.
Start stop system of the present utility model shown in Figure 11 ~ 12 embodiment 3 of coupling tuning pulley, difference from Example 1 is that the inner chamber of belt pulley 1 has for the step that retainer 5 is installed, have at least three belt pulley positioning pin holes 11 on belt pulley 1 and the step surface that retainer 5 contacts, have the retainer protruding pin 56 that cooperates with belt pulley positioning pin hole 11 on the retainer 5.
Claims (4)
1. a start stop system coupling tuning pulley is characterized in that: comprise belt pulley (1), mandrel (3), internal torque spring (4) and outer torsion spring (6); Internal torque spring (4) is opposite with outer torsion spring (6) rotation direction;
Described belt pulley (1), outer torsion spring (6), internal torque spring (4) and mandrel (3) are set in together from outside to inside successively with one heart;
Also be set with retainer (5) between described belt pulley (1) and the mandrel (3); Retainer (5) and belt pulley (1) pin joint; Retainer (5) is by the relative axial position of axial limiting spare (8) restriction retainer (5) with mandrel (3), has location convex shoulder (31) on the mandrel (3), internal torque spring (4) and outer torsion spring (6) all are positioned between retainer (5) and the location convex shoulder (31), and the two ends of internal torque spring (4) and outer torsion spring (6) connect with retainer (5) and location convex shoulder (31) respectively.
2. a kind of start stop system coupling tuning pulley as claimed in claim 1, it is characterized in that: the inner chamber of described belt pulley (1) has for the step that retainer (5) is installed, have at least three belt pulley positioning pin holes (11) on belt pulley (1) and the step surface that retainer (5) contacts, have the retainer protruding pin (56) that cooperates with belt pulley positioning pin hole (11) on the retainer (5).
3. a kind of start stop system coupling tuning pulley as claimed in claim 1, it is characterized in that: the inner chamber of described belt pulley (1) has for the step that retainer (5) is installed, have at least three belt pulley protruding pins (12) on belt pulley (1) and the step surface that retainer (5) contacts, have the retainer positioning pin hole (55) that cooperates with belt pulley protruding pin (12) on the retainer (5).
4. a kind of start stop system coupling tuning pulley as claimed in claim 1, it is characterized in that: also have locating stud (9), the inner chamber of described belt pulley (1) has for the step that retainer (5) is installed, have at least three belt pulley positioning pin holes (11) on described belt pulley (1) and the step surface that retainer (5) contacts, the corresponding retainer positioning pin hole (55) that offers on described retainer (5) and the end face that belt pulley (1) contacts, the two ends of locating stud (9) are inserted in respectively in belt pulley positioning pin hole (11) and the retainer positioning pin hole (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220568791 CN202914570U (en) | 2012-10-31 | 2012-10-31 | Start-stop system coupling tuning belt pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220568791 CN202914570U (en) | 2012-10-31 | 2012-10-31 | Start-stop system coupling tuning belt pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202914570U true CN202914570U (en) | 2013-05-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220568791 Expired - Lifetime CN202914570U (en) | 2012-10-31 | 2012-10-31 | Start-stop system coupling tuning belt pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202914570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790986A (en) * | 2012-10-31 | 2014-05-14 | 江苏南方轴承股份有限公司 | Coupling tuning belt wheel for starting-stopping system |
-
2012
- 2012-10-31 CN CN 201220568791 patent/CN202914570U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103790986A (en) * | 2012-10-31 | 2014-05-14 | 江苏南方轴承股份有限公司 | Coupling tuning belt wheel for starting-stopping system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |
|
| CX01 | Expiry of patent term |