CN203770571U - Pneumatic-control two-planetary-gear brake clutch - Google Patents
Pneumatic-control two-planetary-gear brake clutch Download PDFInfo
- Publication number
- CN203770571U CN203770571U CN201420176091.XU CN201420176091U CN203770571U CN 203770571 U CN203770571 U CN 203770571U CN 201420176091 U CN201420176091 U CN 201420176091U CN 203770571 U CN203770571 U CN 203770571U
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- China
- Prior art keywords
- casing
- gear
- end cap
- plate
- push
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- Withdrawn - After Issue
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- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 230000009977 dual effect Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003203 everyday effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Retarders (AREA)
Abstract
The utility model discloses a pneumatic-control two-planetary-gear brake clutch. The pneumatic-control two-planetary-gear brake clutch comprises a box and an end cover. The left side of the box is connected with an input shaft through a bearing, and the right side of the box is connected with an output shaft. The right end of the input shaft is connected with the left end of the output shaft. A tumbler is connected to the interior of the box and connected with a planetary gear shaft. The planetary gear shaft is connected with a first planetary gear and a second planetary gear. The first planetary gear and the second planetary gear are provided with a first inner tooth ring and a second inner tooth ring respectively in a meshed mode. The first inner tooth ring is connected with a friction plate. The second inner tooth ring is meshed with an inner spline gear of the box. The right side of the input shaft is connected with a first sun gear which is meshed with the first planetary gear. The left side of the output shaft is connected with a second sun gear which is meshed with the second planetary gear. The end cover penetrates through the input shaft and is connected to the left side of the box. The end cover is connected with a pneumatic-control push disc device. A brake device is arranged in the box. The pneumatic-control two-planetary-gear brake clutch is simple in structure, long in service life and high in reliability.
Description
Technical field
The utility model relates to clutch field, refers more particularly to a kind of Pneumatic-control type dual planetary gear brake coupling.
Background technique
Tradition is exported by motor output Flywheel disc with the power of main cut-off clutch, utilize clutch diaphragm spring and platen to produce precompression to dry type friction plate and carry out transmitting torque, institute's transmitting torque reaches rear bridge driven wheel by transmission system input clutch spindle through each transmission link.When normal engine drives Vehicle Driving Cycle, release bearing the work that do not stress.When conventional manual speed change bus idling and gearshift, step on clutch shifter promotion release bearing compressive films flat spring and instigate a point Flywheel disc, friction plate and platen three to separate, interrupt the power between reasonable match system.Under two kinds of operating modes, may need release bearing work: gearshift operating mode: this process generally continues about 2 seconds, each car needs release bearing work approximately 5000 seconds every day, this working condition is for being interrupted operating mode, be after 2 seconds of release bearing work, during to lower task, have a rest heat radiation time, this service condition has increased the working life of release bearing greatly; In addition, it is softer or just right that people's perception manipulation promotes disengaging yoke force rate, reduced to a great extent the axial dynamic load of release bearing, also makes extend its working life.Motor, in the time of high rotating speed, is stepped on cut-off clutch and is shifted gears very greatly on its impact in life-span, and the improper meeting of driver's operation greatly reduces its life-span.
Idling operation: in view of the applying working condition of bus, it has the time is greatly in idling mode, from above-mentioned two table statistics, its time probably accounts for 35% left and right of total run time.Generally, in the time of idling operation, select neutral to interrupt the power between motor and transmission system, now, release bearing is in off working state.
Comprehensive analysis, the main cause that traditional bus release bearing damages: the too high generation of operating temperature is overheated; Lack lubricant oil and wear and tear; Free travel is too little or number of load is too much; Whether separator levers is adjusted smoothly.Grease lubrication release bearing considers that various factors is by the accounting of 1000 hours its life-spans, and traditional bus uses equivalent time to estimate for 7000 seconds every day, approximately uses 2 hours, so about the about 500-720 of bus release bearing service life days.In addition, owing to often needing half hitch to close step, dry type friction disc wear is serious.Therefore dry friction clutch is very short working life, requires frequent maintenance and replacement.
Model utility content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art and provides that a kind of simple in structure, Life cycle is long, the Pneumatic-control type dual planetary gear brake coupling of high reliability.
The utility model is realized in the following way:
A kind of Pneumatic-control type dual planetary gear brake coupling, is characterized in that: comprise casing 17 and end cap 4, the bearing that passes on left of described casing 17 is connected with input shaft 6, and the right side of described casing 17 is connected with output shaft 23 by bearing; The right-hand member of described input shaft 6 is connected by thrust-bearing with the left end of output shaft 23, and is positioned at casing 17; On described output shaft 23, be connected with pivoted arm 24, described pivoted arm 24 is positioned at casing 17;
On described pivoted arm 24, be connected with planet wheel shaft 20; On described planet wheel shaft 20, be connected with the first row star-wheel 8, the second planet wheel 19; On described the first row star-wheel 8 and the second planet wheel 19, be engaged with respectively the first ring gear 7 and the second ring gear 18; On described the first ring gear 7, be connected with some friction plates 15; Described the second ring gear 18 is meshed with the inside spline wheel gear of casing 17;
The right side of described input shaft 6 is connected with the first sun gear 7, and described the first sun gear 7 is meshed with the first row star-wheel 8; The left side of described output shaft 23 is connected with the second sun gear 22, and described the second sun gear 22 is meshed with the second planet wheel 19;
Described end cap 4 is connected in the left side of casing 17 through input shaft 6; On described end cap 4, be connected with gas control pushing disk device, described gas control pushing disk device comprises Returnning spring 1, diaphragm 9, push-plate 10, push-plate restoring board 12, and the two ends up and down of described diaphragm 9 are connected to the inner side of end cap 4 by outer compressing tablet 2 and interior compressing tablet 3; Between described diaphragm 9 and the inner side surface of end cap 4, form a gas chamber 25; Described push-plate 10 is connected on diaphragm 9 outsides; Described push-plate restoring board 12 is connected in casing 17 by Returnning spring 1, and the block of one end of push-plate restoring board 12 and push-plate 10 joins; Described end cap 4 is provided with air intake 27, and described air intake 27 is connected with gas chamber 25;
In described casing 17, be provided with braking device, described braking device comprises some braking steel discs 13, release spring 14, pilot pin 16, and described pilot pin 16 is located in casing 17, and is positioned at the top of friction plate 15; One end of described some braking steel discs 13 is arranged on pilot pin 16, between described some braking steel discs 13 are adjacent between two, is provided with release spring 14, and described release spring 14 is sheathed on pilot pin 16; Between described two adjacent braking steel discs 13, be provided with a friction plate 15.
The left and right sides of described friction plate 15 are connected with respectively one deck carbon fiber paper substrate.
Described diaphragm 9 is provided with seal ring 26 with the joint of the inner side surface of end cap 4.
The beneficial effects of the utility model are: each air consumption is less than 0.05L(0.3Mpa air pressure), transmission efficiency is greater than 99%, and the life-span is greater than 8 years, has realized break and has realized clutch function, and reached the transmission requirement of 1:1.
Brief description of the drawings
Fig. 1 the utility model structural representation.
Embodiment
Now by reference to the accompanying drawings, the utility model embodiment is described in detail in detail:
As shown in Figure 1, a kind of Pneumatic-control type dual planetary gear brake coupling, comprises casing 17 and end cap 4, and the bearing that passes on left of casing 17 is connected with input shaft 6, and the right side of casing 17 is connected with output shaft 23 by bearing; The right-hand member of input shaft 6 is connected by thrust-bearing with the left end of output shaft 23, and is positioned at casing 17; On output shaft 23, be connected with pivoted arm 24, pivoted arm 24 is positioned at casing 17; On pivoted arm 24, be connected with planet wheel shaft 20; On planet wheel shaft 20, be connected with the first row star-wheel 8, the second planet wheel 19; On the first row star-wheel 8 and the second planet wheel 19, be engaged with respectively the first ring gear 7 and the second ring gear 18; On described the first ring gear 7, be connected with some friction plates 15; The second ring gear 18 is meshed with the inside spline wheel gear of casing 17; The right side of input shaft 6 is connected with the first sun gear 7, the first sun gears 7 and is meshed with the first row star-wheel 8; The left side of output shaft 23 is connected with the second sun gear 22, the second sun gears 22 and is meshed with the second planet wheel 19; End cap 4 is connected in the left side of casing 17 through input shaft 6; On end cap 4, be connected with Returnning spring 1, diaphragm 9, push-plate 10, push-plate restoring board 12, the two ends up and down of diaphragm 9 are connected to the inner side of end cap 4 by outer compressing tablet 2 and interior compressing tablet 3; Between the inner side surface of diaphragm 9 and end cap 4, form a gas chamber 25; Push-plate 10 is connected on diaphragm 9 outsides; Push-plate restoring board 12 is connected in casing 17 by Returnning spring 1, and the block of one end of push-plate restoring board 12 and push-plate 10 joins; End cap 4 is provided with air intake 27, and air intake 27 is connected with gas chamber 25; In casing 17, be provided with some braking steel discs 13, release spring 14, pilot pin 16, described pilot pin 16 is located in casing 17, and is positioned at the top of friction plate 15; One end of some braking steel discs 13 is arranged on pilot pin 16, between some braking steel discs 13 are adjacent between two, is provided with release spring 14, and release spring 14 is sheathed on pilot pin 16; Between two adjacent braking steel discs 13, be provided with a friction plate 15.
The utility model, in order to increase braking effect, is connected with respectively one deck carbon fiber paper substrate in the left and right sides of friction plate 15.
The utility model, in order to ensure the sealing of gas chamber 25, is provided with seal ring 26 in diaphragm 9 and the joint of the inner side surface of end cap 4.
Under normality, input shaft 6 rotates, and drives the first sun gear 7 to rotate, thereby drives the first row star-wheel 8 to turn in the enterprising line space of planet wheel shaft 20, and the second planet wheel 19 also turns in the enterprising line space of planet wheel shaft 20; Friction plate 15 does not contact mutually with braking steel disc 13, and now clutch is in idling mode, unpoweredly exports from output shaft 23; When needs in conjunction with time, air pressure enters gas chamber 25 from air intake 27, diaphragm 9 is subject to the extruding of air pressure push-plate 10 is released to the right, thereby drives braking steel disc 13 and the mutual friction catch of friction plate 15, and now input shaft 6 rotates, drive the first sun gear 7 to rotate, thereby drive the first row star-wheel 8 together to rotate with input shaft 6, and drive the second planet wheel 19 to rotate, the second planet wheel 19 drives the second sun gear 22 to rotate, the second sun gear 22 drives output shaft 23 to rotate, and realizes the output of power; In the time not needing power output, close air pressure and enter gas chamber 25, the effect that push-plate 10 is subject to Returnning spring 1 resets, the effect that braking steel disc 13 is subject to release spring 14 resets, make to brake steel disc 13 contactless with friction plate 15, the first row star-wheel 8 is turned in the enterprising line space of planet wheel shaft 20, and the second planet wheel 19 also turns in the enterprising line space of planet wheel shaft 20, now unpowered output.
Under the utility model engine idle state, when parking, friction plate 15 is to be less than the idle running of engine idle rotating speed, and linear velocity is little, and idle running efficiency is high; Engine idle, when vehicle is driven by motor, along with the raising of motor speed, friction plate 15 relative rotation speeds reduce, and in the time that motor speed reaches engine speed, friction plate 15 rotating speeds are zero, and switching shock is little, and the friction pair life-span is long.
The utility model can, in any rotating speed any time, carry out drive motor and engine power and switch; Adopt servo pneumatic control system can realize half in conjunction with sliding wear work, realize motor and drive separately gentle start.Adopt dual planetary gear to realize clutch and separate, compact structure, lightweight, equivalent rotating speed is low, and vibration noise is little.In design, adopt break to realize separation clutch, thereby greatly increased the life-span of gearbox.Realize motor and the complete power interruption of motor by novel cut-off clutch.Neutral has replaced cut-off clutch completely completely, has eliminated the low life-span fault of main cut-off clutch completely.Take resilient separation and each end-surface friction pair to carry out antifriction processing to planetary clutch internal friction pair, and planetary clutch is carried out to modular design, be convenient to installation and maintenance, after processing, can separate completely.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a Pneumatic-control type dual planetary gear brake coupling, it is characterized in that: comprise casing (17) and end cap (4), the bearing that passes on left of described casing (17) is connected with input shaft (6), and the right side of described casing (17) is connected with output shaft (23) by bearing; The right-hand member of described input shaft (6) is connected by thrust-bearing with the left end of output shaft (23), and is positioned at casing (17); On described output shaft (23), be connected with pivoted arm (24), described pivoted arm (24) is positioned at casing (17);
On described pivoted arm (24), be connected with planet wheel shaft (20); On described planet wheel shaft (20), be connected with the first row star-wheel (8), the second planet wheel (19); On described the first row star-wheel (8) and the second planet wheel (19), be engaged with respectively the first ring gear (7) and the second ring gear (18); On described the first ring gear (7), be connected with some friction plates (15); Described the second ring gear (18) is meshed with the inside spline wheel gear of casing (17);
The right side of described input shaft (6) is connected with the first sun gear (7), and described the first sun gear (7) is meshed with the first row star-wheel (8); The left side of described output shaft (23) is connected with the second sun gear (22), and described the second sun gear (22) is meshed with the second planet wheel (19);
Described end cap (4) is connected in the left side of casing (17) through input shaft (6); Described end cap is connected with gas control pushing disk device on (4), described gas control pushing disk device comprises Returnning spring (1), diaphragm (9), push-plate (10), push-plate restoring board (12), and the two ends up and down of described diaphragm (9) are connected to the inner side of end cap (4) by outer compressing tablet (2) and interior compressing tablet (3); Between the inner side surface of described diaphragm (9) and end cap (4), form a gas chamber (25); Described push-plate (10) is connected on diaphragm (9) outside; Described push-plate restoring board (12) is connected in casing (17) by Returnning spring (1), and the block of one end of push-plate restoring board (12) and push-plate (10) joins; Described end cap (4) is provided with air intake (27), and described air intake (27) is connected with gas chamber (25);
Described casing is provided with braking device in (17), and described braking device comprises some braking steel discs (13), release spring (14), pilot pin (16), and described pilot pin (16) is located in casing (17), and is positioned at the top of friction plate (15); It is upper that one end of described some braking steel discs (13) is arranged in pilot pin (16), between described some braking steel discs (13) are adjacent between two, is provided with release spring (14), and described release spring (14) is sheathed on pilot pin (16); Between described two adjacent braking steel discs (13), be provided with a friction plate (15).
2. a kind of Pneumatic-control type dual planetary gear brake coupling according to claim 1, is characterized in that: the left and right sides of described friction plate (15) are connected with respectively one deck carbon fiber paper substrate.
3. a kind of Pneumatic-control type dual planetary gear brake coupling according to claim 1, is characterized in that: described diaphragm (9) is provided with seal ring (26) with the joint of the inner side surface of end cap (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176091.XU CN203770571U (en) | 2014-04-13 | 2014-04-13 | Pneumatic-control two-planetary-gear brake clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420176091.XU CN203770571U (en) | 2014-04-13 | 2014-04-13 | Pneumatic-control two-planetary-gear brake clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770571U true CN203770571U (en) | 2014-08-13 |
Family
ID=51287763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420176091.XU Withdrawn - After Issue CN203770571U (en) | 2014-04-13 | 2014-04-13 | Pneumatic-control two-planetary-gear brake clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203770571U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899728A (en) * | 2014-04-13 | 2014-07-02 | 福建亚南电机有限公司 | Air control type double planet wheel brake clutch |
| DE102015225032B4 (en) | 2015-12-14 | 2024-03-14 | Schaeffler Technologies AG & Co. KG | Coupling device and associated sealing device |
-
2014
- 2014-04-13 CN CN201420176091.XU patent/CN203770571U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103899728A (en) * | 2014-04-13 | 2014-07-02 | 福建亚南电机有限公司 | Air control type double planet wheel brake clutch |
| DE102015225032B4 (en) | 2015-12-14 | 2024-03-14 | Schaeffler Technologies AG & Co. KG | Coupling device and associated sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140813 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |