CN204113969U - Two-chamber three turbo type hydrodynamic retarder - Google Patents
Two-chamber three turbo type hydrodynamic retarder Download PDFInfo
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- CN204113969U CN204113969U CN201420574151.3U CN201420574151U CN204113969U CN 204113969 U CN204113969 U CN 204113969U CN 201420574151 U CN201420574151 U CN 201420574151U CN 204113969 U CN204113969 U CN 204113969U
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Abstract
The utility model is specifically related to a kind of two-chamber three turbo type hydrodynamic retarder.Described two-chamber three turbo type hydrodynamic retarder, comprise retarder housing, the first turbine be arranged in parallel successively in retarder housing, second turbine and the 3rd turbine, fuel reserve tank and retarder main shaft, described second turbine is double sided impeller formula turbine, described first turbine and the 3rd turbine are separately fixed on housing as stator, described second turbine is fixed on retarder main shaft as rotor and links with vehicle drive system, described first turbine first active chamber that form relative to the second turbine side, described 3rd turbine is relative with the second turbine opposite side forms the second active chamber, described fuel reserve tank communicates with the first active chamber and the second active chamber.The technological scheme that the utility model provides, to adopt two-chamber three turbine structure, makes hydrodynamic retarder have the feature of minor diameter high pulling torque, compared with the two turbine retarder in same diameter list chamber, under the equal torque condition of generation, and weight reduction more than 50%.
Description
Technical field
The utility model belongs to automobile brake technical field, is specifically related to a kind of two-chamber three turbo type hydrodynamic retarder.
Background technique
Hydrodynamic retarder is a kind of rotary damping device, is widely used on large and medium-sized vehicle.
The working procedure of hydrodynamic retarder is as follows: the machine oil in fuel reserve tank is compressed into retarder through oil circuit by pressurized air, and rotor drives fluid to rotate about the axis; Meanwhile, fluid moves along direction blade, gets rid of to stator.Stator vane produces reaction to fluid, and fluid outflow stator goes back to impact rotor again, so just forms the resisting moment to rotor, hinders the rotation of rotor, thus realize the decelerating effect to vehicle.Working solution makes import and export mineralization pressure poor in movement process, and oil circulation flows, and during by heat exchanger, heat is taken away by the cooling water from engine-cooling system.
One group of coupling turbine is only comprised in hydrodynamic retarder in prior art, damping brake is carried out in the working zone namely formed by relative one group of stator vane and rotor blade, the diameter of stators and rotators is needed to increase in order to obtain larger braking moment, hydrodynamic retarder is made to take larger space, and larger deadweight.
Model utility content
Technical problem to be solved in the utility model is that the two turbo type hydrodynamic retarding volume high pulling torque in existing single chamber is little, in order to overcome above deficiency, provides a kind of two-chamber three turbo type hydrodynamic retarder.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: described two-chamber three turbo type hydrodynamic retarder, comprise retarder housing, the first turbine be arranged in parallel successively in retarder housing, second turbine and the 3rd turbine, fuel reserve tank and retarder main shaft, described second turbine is double sided impeller formula turbine, described first turbine and the 3rd turbine are separately fixed on housing as stator, described second turbine is fixed on retarder main shaft as rotor and links with vehicle drive system, described first turbine first active chamber that form relative to the second turbine side, described 3rd turbine is relative with the second turbine opposite side forms the second active chamber, described fuel reserve tank communicates with the first active chamber and the second active chamber.Two-chamber three turbine structure has the feature of minor diameter high pulling torque.
Preferably, the impeller of the impeller of described first turbine, the both sides impeller of the second turbine and the 3rd turbine is double shrouded wheel, and described double shrouded wheel comprises chassis, annular impeller groove is divided into the blade in some regions by the inner ring housing be arranged on chassis, the outer shroud housing be arranged on chassis, annular impeller groove between inner ring housing and outer shroud housing and axial distribution.That is, the region that described double shrouded wheel is surrounded by chassis, inner ring housing, outer shroud housing and adjacent blades only has the one side relative with chassis not close, and as bowl structure, double shrouded wheel is compared with unshrouded impeller, and the moment of torsion of generation is larger.
Preferably, the blade be distributed in described impeller groove is 31-33, and described blade is 30-50 ° with axial inclination angle.
Preferably, the blade of the both sides impeller of described second turbine is looked in radial direction and to be arranged in splayed shape.
Preferably, the blade of the both sides impeller of described second turbine, its root is intert successively equidistantly to arrange.
Preferably, described fuel reserve tank is communicated by two-way valve with between the first active chamber and the second active chamber, described two-way valve is arranged on fuel reserve tank bottom or bottom, described fuel reserve tank top or top are provided with the first compressed air inlet, and described housing upper or top are provided with the second compressed air inlet communicated with the first active chamber and the second active chamber.The circulation that input compressed-air realizes the first active chamber and the second active chamber inner fluid is replaced by the first compressed air inlet and the second compressed air inlet.
Preferably, described retarder main shaft passes housing and the first turbine successively or passes housing and the 3rd turbine successively, between retarder main shaft and housing, clutch shaft bearing is set, arrange the second bearing between described retarder main shaft and the first turbine or the 3rd turbine, described clutch shaft bearing and the second bearing are a pair thrust tapered roller bearing be oppositely arranged.Ensure that main shaft diameter is to the rigidity of installing and precision.
Preferably, described retarder main shaft is connected with vehicle drive system by bypass ramp wheel, adopts parallel way to transmit braking force.Described vehicle drive system can be transmission shaft, transmission output or power take-off etc.
Preferably, described housing upper or top are also provided with the exhaust port communicated with the first active chamber and the second active chamber, and housing upper or top are also provided with the oil drainage hole communicated with the first active chamber and the second active chamber.
The technological scheme that the utility model provides replaces the scheme of the two turbine in existing single chamber with two-chamber three turbine structure, hydrodynamic retarder is made to have the feature of minor diameter high pulling torque, compact structure, durable, weight is lighter, compared with the two turbine retarder in same diameter list chamber, can provide larger braking moment, and under the equal torque condition of generation, weight reduction more than 50%.Single main shaft make install and keep in repair more convenient, cost is lower, can extensively and various model speed changer with the use of.
Accompanying drawing explanation
Fig. 1 is the structural representation of two-chamber three turbo type hydrodynamic retarder described in the utility model;
Fig. 2 is the half sectional view of the second turbine described in the utility model;
Fig. 3 is the right elevation of Fig. 2;
Fig. 4 is the left view of Fig. 2;
Fig. 5 be in Fig. 3 A-A to partial sectional view.
Shown in figure: 1-housing, 11-second compressed air inlet, 12-exhaust port, 13-oil drainage hole, 2-first turbine, 3-second turbine, 31-chassis, 32-inner ring housing, 33-outer shroud housing, 34-impeller groove, 35-blade, 4-the 3rd turbine, 51-first active chamber, 52-second active chamber, 6-fuel reserve tank, 61-two-way valve, 62-first compressed air inlet, 7-retarder main shaft, 71-clutch shaft bearing, 72-second bearing, 73-bypass ramp is taken turns, 8-transmission shaft.
Embodiment
In order to the technological scheme of the above-mentioned model utility of more detailed statement, below list specific embodiment and carry out Proof Technology effect; It is emphasized that these embodiments are not limited to for illustration of the utility model limit scope of the present utility model.
As shown in Figure 1, described two-chamber three turbo type hydrodynamic retarder, comprise the first turbine 2, second turbine 3 and the 3rd turbine 4, fuel reserve tank 6 and retarder main shaft 7 that be arranged in parallel successively in retarder housing 1, retarder housing, described second turbine 3 is double sided impeller formula turbine.
Described first turbine 2 and the 3rd turbine 4 are separately fixed on housing 1 as stator, described second turbine 3 is fixed on retarder main shaft 7 as rotor and links with vehicle drive system, described first turbine 2 first active chamber 51, described three turbine 4 and second turbine 3 opposite side that form relative to the second turbine 3 side forms the second active chamber 52 relatively, forms two-chamber three turbine structure.Described fuel reserve tank 6 communicates with the first active chamber 51 and the second active chamber 52.
As shown in Figure 1, described fuel reserve tank 6 is positioned on the left of housing 1, it is communicated by two-way valve 61 with between the first active chamber 51 and the second active chamber 52, described two-way valve 61 is arranged on fuel reserve tank 6 bottom, described fuel reserve tank 6 top is provided with the first compressed air inlet 62, and described housing 1 top is provided with the second compressed air inlet 11 communicated with the first active chamber 51 and the second active chamber 52.
Described retarder main shaft 7 is from right to left successively through housing 1 and the 3rd turbine 4, clutch shaft bearing 71 is set between retarder main shaft 7 and housing 1, second bearing 72 is set between described retarder main shaft 7 and the 3rd turbine 4, described clutch shaft bearing 71 and a pair cylindrical roller thrust bearing of the second bearing 72 for being oppositely arranged.Described retarder main shaft 7 is connected with transmission shaft 8 by bypass ramp wheel 73, adopts parallel way to transmit braking force.
Described housing 1 top is also provided with the exhaust port 12 communicated with the first active chamber 51 and the second active chamber 52, is also provided with the oil drainage hole 13 communicated with the first active chamber 51 and the second active chamber 52 bottom housing 1.
The impeller of the impeller of described first turbine 2, the both sides impeller of the second turbine 3 and the 3rd turbine 4 is double shrouded wheel.
As in Figure 2-4, left side and the right side of described second turbine 3 are double shrouded wheel, the blade 35 that described double shrouded wheel comprises chassis 31, annular impeller groove 34 is divided into some regions that do not communicate by the inner ring housing 32 be arranged on chassis 31, the outer shroud housing 33 be arranged on chassis 31, annular impeller groove 34 between inner ring housing 32 with outer shroud housing 33 and axial distribution.
The blade wheel structure of the first turbine 2 and the 3rd turbine 4 can with reference to the one-sided blade wheel structure of the second turbine, and chassis 31 is fixed on housing 1 sidewall.
As in Figure 3-5, in second turbine 3, the blade 35 be distributed in described impeller groove 34 is 33, (the number of blade in Fig. 3 and 4, only for structural representation, be not used in the restriction of lobe numbers), described blade 35 is 45 ° with axial inclination angle, the blade 35 of the both sides impeller of described second turbine 3 is that splayed shape is arranged in radial direction, and the interspersed equidistant setting successively of the root of both sides blade 35.
The working procedure of described pair of turbo type hydrodynamic retarder is as follows:
When needing slow, fluid in fuel reserve tank 6 is pressed in the first active chamber 51 and the second active chamber 52 by pressurized air, second turbine 3 drives fluid to rotate about the axis, get rid of to the first turbine 2 and the 3rd turbine 4, the reaction produced, by the both sides impeller of fluid difference reverse impact second turbine 3, form damping torque, realize braking, the size of braking moment can be controlled by the height controlling oil level in active chamber, when not needing slow, the fluid in the first active chamber 51 and the second active chamber 52 pushes back in fuel reserve tank 6 for subsequent use by pressurized air.
Obviously, those skilled in the art can carry out various change and modification to model utility and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (9)
1. a two-chamber three turbo type hydrodynamic retarder, it is characterized in that, described two-chamber three turbo type hydrodynamic retarder, comprise retarder housing, the first turbine be arranged in parallel successively in retarder housing, second turbine and the 3rd turbine, fuel reserve tank and retarder main shaft, described second turbine is double sided impeller formula turbine, described first turbine and the 3rd turbine are separately fixed on housing as stator, described second turbine is fixed on retarder main shaft as rotor and links with vehicle drive system, described first turbine first active chamber that form relative to the second turbine side, described 3rd turbine is relative with the second turbine opposite side forms the second active chamber, described fuel reserve tank communicates with the first active chamber and the second active chamber.
2. a kind of two-chamber three turbo type hydrodynamic retarder according to claim 1, it is characterized in that, the impeller of the impeller of described first turbine, the both sides impeller of the second turbine and the 3rd turbine is double shrouded wheel, and described double shrouded wheel comprises chassis, annular impeller groove is divided into the blade in some regions by the inner ring housing be arranged on chassis, the outer shroud housing be arranged on chassis, annular impeller groove between inner ring housing and outer shroud housing and axial distribution.
3. a kind of two-chamber three turbo type hydrodynamic retarder according to claim 2, is characterized in that, the blade be distributed in described impeller groove is 31-33, and described blade is 30-50 ° with axial inclination angle.
4. a kind of two-chamber three turbo type hydrodynamic retarder according to claim 2, is characterized in that, the blade of the both sides impeller of described second turbine is that splayed shape is arranged in radial direction.
5. a kind of two-chamber three turbo type hydrodynamic retarder according to claim 2, is characterized in that, the blade of the both sides impeller of described second turbine, and its root is intert equidistant setting successively.
6. a kind of two-chamber three turbo type hydrodynamic retarder according to claim 1, it is characterized in that, described fuel reserve tank is communicated by two-way valve with between the first active chamber and the second active chamber, described two-way valve is arranged on fuel reserve tank bottom or bottom, described fuel reserve tank top or top are provided with the first compressed air inlet, and described housing upper or top are provided with the second compressed air inlet communicated with the first active chamber and the second active chamber.
7. a kind of two-chamber three turbo type hydrodynamic retarder according to claim 1, it is characterized in that, described retarder main shaft passes housing and the first turbine successively or passes housing and the 3rd turbine successively, between retarder main shaft and housing, clutch shaft bearing is set, arrange the second bearing between described retarder main shaft and the first turbine or the 3rd turbine, described clutch shaft bearing and the second bearing are a pair thrust tapered roller bearing be oppositely arranged.
8. a kind of two-chamber three turbo type hydrodynamic retarder according to claim 1, is characterized in that, described retarder main shaft is connected with vehicle drive system by bypass ramp wheel, adopts parallel way transmission braking force.
9. a kind of two-chamber three turbo type hydrodynamic retarder according to claim 1, it is characterized in that, described housing upper or top are also provided with the exhaust port communicated with the first active chamber and the second active chamber, and housing upper or top are also provided with the oil drainage hole communicated with the first active chamber and the second active chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420574151.3U CN204113969U (en) | 2014-09-30 | 2014-09-30 | Two-chamber three turbo type hydrodynamic retarder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420574151.3U CN204113969U (en) | 2014-09-30 | 2014-09-30 | Two-chamber three turbo type hydrodynamic retarder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204113969U true CN204113969U (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420574151.3U Active CN204113969U (en) | 2014-09-30 | 2014-09-30 | Two-chamber three turbo type hydrodynamic retarder |
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| CN (1) | CN204113969U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194585A (en) * | 2016-08-30 | 2016-12-07 | 北京福威斯油气技术有限公司 | A kind of vertical axis silicone oil retarding device and apply its wind-driven generator |
| CN113119931A (en) * | 2019-12-30 | 2021-07-16 | 北汽福田汽车股份有限公司 | Auxiliary retarding brake system and vehicle |
| CN113586630A (en) * | 2021-08-02 | 2021-11-02 | 山东泰鑫汽车科技有限公司 | Last back turbine of deciding of reinforcing hydraulic retarber |
| CN113586631A (en) * | 2021-08-02 | 2021-11-02 | 山东泰鑫汽车科技有限公司 | Power transmission mechanism on reinforced hydraulic retarder |
| CN113775724A (en) * | 2021-08-13 | 2021-12-10 | 山东泰鑫汽车科技有限公司 | Enhanced hydraulic retarder for commercial vehicle |
| CN113958628A (en) * | 2021-10-28 | 2022-01-21 | 山东泰鑫汽车科技有限公司 | Reverse braking power generation mechanism on reinforced hydraulic retarder |
-
2014
- 2014-09-30 CN CN201420574151.3U patent/CN204113969U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194585A (en) * | 2016-08-30 | 2016-12-07 | 北京福威斯油气技术有限公司 | A kind of vertical axis silicone oil retarding device and apply its wind-driven generator |
| CN106194585B (en) * | 2016-08-30 | 2019-08-02 | 北京福威斯油气技术有限公司 | A kind of vertical axis silicone oil retarding device and the wind-driven generator using it |
| CN113119931A (en) * | 2019-12-30 | 2021-07-16 | 北汽福田汽车股份有限公司 | Auxiliary retarding brake system and vehicle |
| CN113586630A (en) * | 2021-08-02 | 2021-11-02 | 山东泰鑫汽车科技有限公司 | Last back turbine of deciding of reinforcing hydraulic retarber |
| CN113586631A (en) * | 2021-08-02 | 2021-11-02 | 山东泰鑫汽车科技有限公司 | Power transmission mechanism on reinforced hydraulic retarder |
| CN113775724A (en) * | 2021-08-13 | 2021-12-10 | 山东泰鑫汽车科技有限公司 | Enhanced hydraulic retarder for commercial vehicle |
| CN113958628A (en) * | 2021-10-28 | 2022-01-21 | 山东泰鑫汽车科技有限公司 | Reverse braking power generation mechanism on reinforced hydraulic retarder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180622 Address after: 553537 Liupanshui, Guizhou Province, the two rivers and streets of Pan Zhou City, two rivers New District Machinery and equipment Park No. 4 workshop. Patentee after: Guizhou Remus Automotive Engineering Co., Ltd. Address before: 215400 15, phase three, Fu Qiao Industrial Park, Port Development Zone, Taicang, Suzhou, Jiangsu Patentee before: This automotive engineering Co., Ltd of Suzhou rem |
|
| TR01 | Transfer of patent right |