CN205315662U - Pulsation derailleur - Google Patents
Pulsation derailleur Download PDFInfo
- Publication number
- CN205315662U CN205315662U CN201520979629.5U CN201520979629U CN205315662U CN 205315662 U CN205315662 U CN 205315662U CN 201520979629 U CN201520979629 U CN 201520979629U CN 205315662 U CN205315662 U CN 205315662U
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- CN
- China
- Prior art keywords
- pulsation
- clutch
- generating device
- variator
- pulse generating
- Prior art date
- 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 - Fee Related
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Abstract
The utility model discloses a pulsation derailleur, including gear box casing, arrange at least one the pulsation generating device in the box in, the derailleur still includes a buffer gear, the power input shaft and pulsation generating device's the input of derailleur are connected, pulsation generating device's output is connected with buffer gear's input, buffer gear's output is connected with the power output shaft of derailleur, this is novel through adding the power supply that is applicable to that buffer gear and pulsation generating device can be better, output load has huge rotation inertia couple occasion, can improve filtering buffering effect through buffer gear, through the separation and reunion frequency that improves clutch, can reduce the pulsation characteristic, the utility model provides a derailleur size is little, with low costs, light in weight, and the structure is ingenious, just can realize the infinitely variable between output / input speed is than 0 -1.
Description
Technical field
The utility model relates to a kind of variator, particularly relates to a kind of pulsation speed variator, belongs to field of mechanical technique.
Background technology
Variator is used to the mechanism of rotating speed and the torque changing since engine, and it can be fixed or point shelves change output shaft and input shaft transmitting ratio, also known as wheel box. Variator is made up of speed change transmission rig and operating mechanism, and the big multiplex ordinary gear transmission of transmission rig, what also have uses sun and planet gear transmission. Ordinary gear transmission shifting mechanism is generally with slippage gear and synchronizer etc.
Existing mechanical transmission comprises following two kinds:
1) geartransmission formula, but geartransmission formula variator can only realize step speed change, and when being applied to automatic transmission, control texture is complicated, and size is big, Heavy Weight, with high costs.
2) friction driving type, although friction driving type can realize stepless change, but still exist transmit moment skidding little, easy, transmission efficiency is low, control texture is complicated, size is big, Heavy Weight, the deficiency such as with high costs.
Practical novel content
In view of prior art exists above-mentioned defect, the purpose of this utility model is to provide a kind of pulsation speed variator.
The purpose of this utility model, will be achieved by the following technical programs:
Pulsation speed variator, comprise speed change casing, described variator also comprises at least one pulse generating device being placed in casing, buffering mechanism, the power input shaft of described variator is connected with the input terminus of pulse generating device, the output terminal of described pulse generating device is connected with the input terminus of buffering mechanism, the output terminal of described buffering mechanism is connected with the power output shaft of described variator, the pulsation rotating speed amplitude or the pulsation that control the output of described pulse generating device account for sky phase ratio, to regulate the ratio of gear of described variator; Control the pulsation frequency of pulse generating device output to mate mutually with the rotator inertia of load in the rigidity of described buffering mechanism and power output shaft, with the rotating speed of the described variator power output shaft of stable output.
Preferably, described buffering mechanism is for having tensionally elastic buffer spring.
Preferably, described buffer spring is volume spring, torsion rod spring or circumference buffer spring, described buffer spring be placed in speed change casing or wheel box external.
Preferably, described pulse generating device comprises a crank and rocker mechanism and mono-directional overrun clutch.
Preferably, described pulse generating device also comprises a high speed arrangement of clutch, the output terminal of described high speed arrangement of clutch is connected by tunnel shaft with the input terminus of described buffering mechanism, high speed arrangement of clutch comprises initiatively end and driven end, and its active end can be combined fast and lock out operation by high speed arrangement of clutch with driven end.
Preferably, active end and the driven end of described high speed arrangement of clutch coaxially rotate, and initiatively have two clutch faces pressed close to mutually between end and driven end, and clutch face described in each is a plane or cylindrical surface or cone surface; On described clutch face, being respectively equipped with mutually towards the dynamic groove arranged with determine groove, described dynamic groove is optionally arranged at initiatively end or driven end, is provided with drive block in described dynamic groove, and described drive block does stretch out or retraction activity to determining groove direction in dynamic groove.
Preferably, described active end and described driven end are respectively arranged with phase place signal teeth and the phase detector of arrange accordingly.
Preferably, described crank and rocker mechanism comprises the eccentric rocking bar measured adjustable bent axle, be connected with described bent axle by connecting rod that the power input shaft with described variator is connected, described mono-directional overrun clutch comprises coaxial active circle and from moving-coil, described active circle is fixedly connected with described rocking bar, described being equipped with a tunnel shaft in moving-coil, described tunnel shaft is connected with the input terminus of buffering mechanism.
In current electronic technology field, the switch power supply generally applied, its ultimate principle is: the high-voltage of input is alternately connected by a switching element high frequency and cut off, form a high-frequency pulse voltage, by electric capacity, this high-frequency pulse voltage is carried out filtering buffering again, so stable volts DS can be formed at output terminal. By the break-make frequency of trip switch element and dutycycle, in theory can between zero to high-voltage the voltage value of random regulation output. The utility model principle is similar to switch power supply principle.
The outstanding effect of the utility model is: by adding buffering mechanism and pulse generating device can better be applicable to propulsion source, output load has huge rotator inertia square occasion, filtering buffering effect can be improved by buffering mechanism, by improving the clutch frequency of arrangement of clutch, pulse characteristic can be reduced, transmission dimensions in the present invention is little, cost is low, weight is light, and structure is ingenious, and can realize input/output speed than 01 between stepless change.
Hereinafter just accompanying drawing in conjunction with the embodiments, is described in further detail embodiment of the present utility model, so that technical solutions of the utility model are easier to understand, grasp.
Accompanying drawing explanation
Fig. 1 is the first example structure schematic diagram of the present utility model.
Fig. 2 is another example structure schematic diagram of the present utility model.
Fig. 3 is the structural representation of high speed arrangement of clutch of the present utility model.
Fig. 4 is another embodiment structural representation of the present utility model.
Embodiment
The utility model discloses a kind of pulsation speed variator, shown in composition graphs 1, comprises speed change casing 2, at least one pulse generating device 3 being placed in casing 2, and described variator also comprises a buffering mechanism, and described buffering mechanism is for having tensionally elastic buffer spring 5.Described buffer spring is volume spring, torsion rod spring or circumference buffer spring, and described buffer spring 5 is placed in speed change casing 2. Shown in composition graphs 2, buffer spring 5 can also be placed in outside speed change casing 2.
The power input shaft 1 of described variator is connected with the input terminus of pulse generating device 3, the output terminal of described pulse generating device 3 is connected by tunnel shaft 4 with the input terminus of buffering mechanism, the output terminal of described buffering mechanism is connected with the power output shaft 6 of described variator, the pulsation rotating speed amplitude or the pulsation that control the output of described pulse generating device 3 account for sky phase ratio, to regulate the ratio of gear of described variator; Control the pulsation frequency of pulse generating device 3 output to mate mutually with the rotator inertia of load in the rigidity of described buffering mechanism and power output shaft, with the rotating speed of the described variator power output shaft of stable output.
Described pulse generating device comprises a crank and rocker mechanism and mono-directional overrun clutch.
Described pulse generating device comprises high speed arrangement of clutch, the output terminal of described high speed arrangement of clutch is connected by tunnel shaft with the input terminus of described buffering mechanism, shown in composition graphs 3, high speed arrangement of clutch comprises initiatively end 16 and driven end, and its active end can be combined fast and lock out operation by high speed arrangement of clutch with driven end.
Active end 16 and the driven end 23 of high speed arrangement of clutch 7 all coaxially rotate, initiatively having press close to mutually two clutch faces to be respectively clutch face 19 ', the first clutch face 19 the 2nd between end 16 and driven end 23, clutch face can be a plane or cylindrical surface or cone surface.
Being respectively equipped with the mutual dynamic groove 22 towards arranging on described clutch face and determine groove 20, wherein the groove of one end is dynamic groove 22, moves groove 22 and can be arranged in initiatively end 16 or driven end 23, and the groove of the other end is for determine groove 20; Being provided with drive block 21 in dynamic groove 22, drive block 21 can do in dynamic groove 22 Nei Chaoding groove 20 direction and stretch out or retraction activity; Time in the dynamic groove 22 of drive block 21 retraction, initiatively end 16 and driven end 23 can not transmit power, the separated state of high speed arrangement of clutch, and drive block 21 part is stretched out dynamic groove 22 and blocked into when determining groove 20, initiatively end 16 and driven end 23 synchronous rotary, high speed arrangement of clutch is bonding state. Make stretching out or the proper time window of retraction activity to more accurately calculate applicable described drive block 21, described driven end 23 and initiatively end 16 are respectively arranged with first phase signal teeth 17 and phase detector 18, second phase signal 17 ' and the phase detector 18 ' of arrange accordingly, by the phase relationship of the active end that records in real time 16 with driven end 23, it may be achieved the separation of described high speed arrangement of clutch 7 fast accurate in this time window or binding operation.
Shown in composition graphs 4, described crank and rocker mechanism comprises the eccentric rocking bar 10 measured adjustable bent axle 7, be connected with described bent axle 7 by connecting rod 8 that the power input shaft with described variator is connected, described mono-directional overrun clutch comprises coaxial active circle 12 and from moving-coil 13, described active circle 12 is fixedly connected with described rocking bar 10, described being equipped with a tunnel shaft in moving-coil 13, described tunnel shaft is connected with the input terminus of buffering mechanism.
The utility model still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes of being formed, all drops within protection domain of the present utility model.
Claims (8)
1. pulsation speed variator, comprise speed change casing, it is characterized in that: at least one pulse generating device that described variator also comprises buffering mechanism and is placed in casing, the power input shaft of described variator is connected with the input terminus of pulse generating device, the output terminal of described pulse generating device is connected with the input terminus of buffering mechanism, the output terminal of described buffering mechanism is connected with the power output shaft of described variator, the pulsation rotating speed amplitude or the pulsation that control the output of described pulse generating device account for sky phase ratio, to regulate the ratio of gear of described variator; Control the pulsation frequency of pulse generating device output to mate mutually with the rotator inertia of load in the rigidity of described buffering mechanism and power output shaft, with the rotating speed of the described variator power output shaft of stable output.
2. pulsation speed variator according to claim 1, it is characterised in that: described buffering mechanism is for having tensionally elastic buffer spring.
3. pulsation speed variator according to claim 2, it is characterised in that: described buffer spring is volume spring, torsion rod spring or circumference buffer spring, described buffer spring be placed in speed change casing or wheel box external.
4. pulsation speed variator according to claim 1, it is characterised in that: described pulse generating device comprises a crank and rocker mechanism and mono-directional overrun clutch.
5. pulsation speed variator according to claim 1, it is characterized in that: described pulse generating device also comprises a high speed arrangement of clutch, the output terminal of described high speed arrangement of clutch is connected by tunnel shaft with the input terminus of described buffering mechanism, high speed arrangement of clutch comprises initiatively end and driven end, and its active end can be combined fast and lock out operation by high speed arrangement of clutch with driven end.
6. pulsation speed variator according to claim 5, it is characterized in that: active end and the driven end of described high speed arrangement of clutch coaxially rotate, initiatively having two clutch faces pressed close to mutually between end and driven end, clutch face described in each is a plane or cylindrical surface or cone surface; On described clutch face, being respectively equipped with mutually towards the dynamic groove arranged with determine groove, described dynamic groove is optionally arranged at initiatively end or driven end, is provided with drive block in described dynamic groove, and described drive block does stretch out or retraction activity to determining groove direction in dynamic groove.
7. pulsation speed variator according to claim 6, is characterized in that: described active end and described driven end are respectively arranged with phase place signal teeth and the phase detector of arrange accordingly.
8. pulsation speed variator according to claim 4, it is characterized in that: described crank and rocker mechanism comprises the eccentric rocking bar measured adjustable bent axle, be connected with described bent axle by connecting rod that the power input shaft with described variator is connected, described mono-directional overrun clutch comprises coaxial active circle and from moving-coil, described active circle is fixedly connected with described rocking bar, described being equipped with a tunnel shaft in moving-coil, described tunnel shaft is connected with the input terminus of buffering mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520979629.5U CN205315662U (en) | 2015-12-01 | 2015-12-01 | Pulsation derailleur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520979629.5U CN205315662U (en) | 2015-12-01 | 2015-12-01 | Pulsation derailleur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205315662U true CN205315662U (en) | 2016-06-15 |
Family
ID=56314506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520979629.5U Expired - Fee Related CN205315662U (en) | 2015-12-01 | 2015-12-01 | Pulsation derailleur |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205315662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001135A (en) * | 2021-11-30 | 2022-02-01 | 洛阳峰驰三维技术有限公司 | Mechanism for synthesizing multiple circular vibrations into swing |
-
2015
- 2015-12-01 CN CN201520979629.5U patent/CN205315662U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001135A (en) * | 2021-11-30 | 2022-02-01 | 洛阳峰驰三维技术有限公司 | Mechanism for synthesizing multiple circular vibrations into swing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20160615 Termination date: 20171201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |