CN203111153U - Auxiliary braking device applied to non-driving axle - Google Patents
Auxiliary braking device applied to non-driving axle Download PDFInfo
- Publication number
- CN203111153U CN203111153U CN 201320051397 CN201320051397U CN203111153U CN 203111153 U CN203111153 U CN 203111153U CN 201320051397 CN201320051397 CN 201320051397 CN 201320051397 U CN201320051397 U CN 201320051397U CN 203111153 U CN203111153 U CN 203111153U
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- oil
- spindle nose
- rotor wheel
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- axle housing
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Abstract
The utility model discloses an auxiliary braking device applied to a non-driving axle. The auxiliary braking device comprises an axle housing of the non-driving axle, wherein two ends of the axle housing are respectively fixed with a spindle head, the outer surface of each spindle head is connected with each hub through a bearing, a hydraulic retarder is installed between the hubs and end portions of the spindle heads, the hydraulic retarder comprises stator impellers fixed on outer surface of the end portions of the spindle heads, and rotor impellers coated on the external of the stator impellers and fixed with the hubs, hydraulic oil working cavities are formed between inner surfaces of the rotor impellers and outer surfaces of the stator impellers, an oil inlet tube and an oil return tube are installed on the axle housing, each spindle head is provided with an axial through hole, the axial through holes form a part of an oil circuit channel of the hydraulic retarder, and the oil inlet tube and the oil return tube are communicated with the hydraulic oil working cavities through the axial through holes of the spindle heads. The auxiliary braking device applied to the non-driving axle effectively improves braking capacity of automobiles, especially trailers, semitrailers, heavy trucks, and large buses, and guarantees traveling safety.
Description
Technical field
The utility model relates to car chassis manufacturing technology field, especially a kind of complemental brake system that is applied to non-driving vehicle bridge.
Background technology
The braking of the non-driving wheel of existing trailer, superimposed trailer, heavy wrecker truck, motor omnibus substantially all adopts brake strip and brake wheel in the wheel hub to rub mutually to realize to brake.But because of the load capacity of trailer, superimposed trailer, heavy wrecker truck, motor omnibus big, when running into mountain road and long descending, because frequent braking and braking for a long time, will cause brake wheel and brake strip overheated, reduce the brake efficiency of automobile, when serious even the braking potential complete obiteration, cause traffic accident.
In addition, for superimposed trailer, the hysteresis of relative tractor truck causes that superimposed trailer collides tractor truck in the time of also can braking because of superimposed trailer, particularly on the sleet road surface, following abrupt slope and especially obvious when turning, can produce foldingly when serious, damage vehicle, have a strong impact on traffic safety, very easily caused major traffic accidents.
The utility model content
The technical problems to be solved in the utility model provides a kind of complemental brake system that is applied to non-driving vehicle bridge, effectively improves the particularly braking potential of trailer, superimposed trailer, heavy wrecker truck, motor omnibus of automobile, guarantees traffic safety.
For achieving the above object, the technical solution of the utility model is: a kind of complemental brake system that is applied to non-driving vehicle bridge, the axle housing that comprises non-driving vehicle bridge, each fixedly has spindle nose the two ends of axle housing, the outside face of each spindle nose is connected with wheel hub by bearing, between the end of wheel hub and spindle nose, hydrodynamic retarder is housed, described hydrodynamic retarder comprises the stator impeller that is fixed on the spindle nose end outer surface, be coated on the rotor wheel that stator impeller outside and wheel hub fix, form the hydraulic working oil chamber between the outside face of the inside face of described rotor wheel and stator impeller, each spindle nose is provided with axially extending bore, described axially extending bore constitutes a hydrodynamic retarder asphalt channel part, oil inlet and oil return pipe are housed on the axle housing, described oil inlet is communicated with described hydraulic working oil chamber by the axially extending bore of spindle nose, and described oil return pipe is communicated with described hydraulic working oil chamber by the axially extending bore of spindle nose; When described hydrodynamic retarder was worked, hydraulic oil was input to described hydraulic working oil chamber by oil inlet, formed circulation through the oil return pipe oil return then; When described hydrodynamic retarder was not worked, oil inlet stopped input hydraulic pressure oil, by oil return pipe the hydraulic oil in the described hydraulic working oil chamber was extracted out then.
Described rotor wheel comprise the back rotor wheel that fixes with wheel hub and with the preceding rotor wheel of back rotor wheel phase sealing and fixing.Make and assembling with convenient.
As a kind of preferred, described stator impeller is provided with a plurality of damping slots with back rotor wheel opposing end faces, also is provided with a plurality of corresponding damping slots on described back rotor wheel and the stator impeller opposing end faces; Each spindle nose radially is provided with the radially fuel feed hole that is communicated with axially extending bore near described hydraulic working oil chamber one side external surface, the stator impeller is provided with asphalt channel and matches with described radially fuel feed hole, the axially extending bore that described oil return pipe passes spindle nose is communicated with described hydraulic working oil chamber, form sealing between the inside face of the axially extending bore of the spindle nose in close described hydraulic working oil chamber and the oil return pipe outside face, axle housing forms sealing near the part inner chamber of spindle nose, and described oil inlet is by axle housing part inner chamber, the axially extending bore of spindle nose, radially the asphalt channel on fuel feed hole and the stator impeller is back from the oil return pipe oil return spontaneously to described hydraulic working oil chamber input hydraulic pressure.This structure stator impeller provides reverse resisting moment only for the back rotor wheel, and it provides braking force less, can meet the needs of the less vehicle of auxiliary braking power.
Preferred as another kind, be equipped with a plurality of damping slots on described stator impeller and preceding rotor wheel and the back rotor wheel opposing end faces, described before rotor wheel and afterwards also be provided with a plurality of corresponding damping slots on rotor wheel and the stator impeller opposing end faces; Each spindle nose radially is provided with the radially fuel return hole that is communicated with axially extending bore near described hydraulic working oil chamber one side external surface, the stator impeller is provided with asphalt channel and matches with described radially fuel return hole, the axially extending bore that described oil inlet passes spindle nose is communicated with described hydraulic working oil chamber, form sealing between the inside face of the axially extending bore of the spindle nose in close described hydraulic working oil chamber and the oil inlet outside face, the part inner chamber of the close spindle nose of axle housing forms sealing, passes through the asphalt channel on the stator impeller after described oil inlet directly gives described hydraulic working oil chamber input hydraulic pressure spontaneously, the radially fuel feed hole of spindle nose, axially extending bore, axle housing part inner chamber, and oil return pipe oil return.This structure stator impeller provides reverse resisting moment for simultaneously back rotor wheel and preceding rotor wheel, and it provides braking force bigger, can meet the needs of the bigger vehicle of auxiliary braking power.
Further improve, be distributed with a plurality of radiating fins on the outside face of described back rotor wheel and preceding rotor wheel, can better improve the radiating effect of hydraulic oil like this.
Further improve, described back rotor wheel is locked on the wheel hub by oil sealing end cap and a plurality of bolt of a band centre hole, seal ring is housed on the centre hole of oil sealing end cap makes described hydraulic working oil chamber with outside isolated.Be convenient to the installation of back rotor wheel.
Further improve, described spindle nose is made up of leading portion spindle nose and back segment spindle nose, and the back segment spindle nose is enclosed within on the axle housing and welds fixingly mutually with axle housing, and the leading portion spindle nose is enclosed within on the back segment spindle nose and welds fixing mutually with the back segment spindle nose.Make things convenient for manufacturing and the installation of spindle nose.
Preferred described oil inlet is communicated with the oil outlet of a leakproof fuel cell by governor valve, and the top of leakproof fuel cell is switched through first solenoid directional control valve by tracheae and is communicated with compressed gas source or is communicated with atmosphere, and oil inlet also is communicated with atmosphere through first check valve; Described oil outlet pipe is communicated with one by first oil pump and opens wide fuel tank, and the input port of second oil pump is communicated with by pipeline and opens wide fuel tank, the output port of second oil pump by pipeline through cooling vessel again through the oil inlet of the second check valve communication seals fuel tank; The action of governor valve, first solenoid directional control valve, first oil pump, second oil pump is controlled by a controller.This hydraulic circuit is realized and control easily.
Further improve, described oil outlet pipe also is communicated with described unlimited fuel tank through second solenoid directional control valve, the bottom of described leakproof fuel cell also is provided with a unloading port, unloading port is communicated with through the 3rd solenoid directional control valve by pipeline opens wide fuel tank, and the action of second solenoid directional control valve, the 3rd solenoid directional control valve is controlled by controller.Be convenient to the off-load of oil outlet pipe and leakproof fuel cell.
Further improve, temperature sensor and the pressure sensor of surveying hydraulic fluid temperature and pressure also are housed on the described axle housing, temperature sensor is connected controller with pressure sensor by signal wire (SW).Can monitor the mode of operation of hydraulic oil in real time by temperature sensor and pressure sensor, be convenient in time adjust.
The utility model is because each fixedly has spindle nose at the two ends of non-driving vehicle bridge axle housing, and each spindle nose is connected with wheel hub by bearing near the outside face of axle housing, between the end of wheel hub and spindle nose hydrodynamic retarder is housed; The reverse resisting moment that provides by hydrodynamic retarder just can provide auxiliary braking power to non-driving wheel in advance, steadily slows down, and effectively improves the particularly braking potential of trailer, superimposed trailer, heavy wrecker truck, motor omnibus of automobile, guarantees traffic safety.
The utility model also has following beneficial effect:
1, owing to can be in advance non-driving wheel be implemented auxiliary braking, solved the technical barrier that current trailer, superimposed trailer braking retardation can collide tractor truck, fill up domestic and international blank;
2, owing at non-driving wheel slow auxiliary braking is set, just can avoid the frequent braking when mountain road and the lower long slope of trailer, superimposed trailer, heavy wrecker truck, motor omnibus to make brake wheel and the overheated brake efficiency that causes of brake strip descend by steady deceleration, avoid taking place traffic accident;
3, by slow complemental brake system is set at non-driving wheel, can reduce the loss of tire, reduce the frequency of maintenance of main brake mechanism, reduce the frequency of changing bremsbelage, finally reduce the maintenance cost of vehicle.
Description of drawings
Fig. 1 is the structure cutaway view of first kind of embodiment of the utility model;
Fig. 2 is first kind of embodiment spindle nose of the utility model, axle housing, oil inlet, the interconnective structure cutaway view Amplified image of oil return pipe;
Fig. 3 is the stator impeller of first kind of embodiment of the utility model, preceding rotor wheel, back rotor wheel block diagram;
Fig. 4 is first kind of embodiment hydraulic pressure of the utility model and control principle scheme drawing;
Fig. 5 is the structure cutaway view of second kind of embodiment of the utility model;
Fig. 6 is second kind of embodiment spindle nose of the utility model, axle housing, oil inlet, the interconnective structure cutaway view Amplified image of oil return pipe;
Fig. 7 is the stator impeller of second kind of embodiment of the utility model, preceding rotor wheel, back rotor wheel block diagram.
The specific embodiment
Below in conjunction with accompanying drawing and concrete embodiment the utility model is described in further detail.
Embodiment one, Fig. 1, Fig. 2, shown in Figure 3, a kind of complemental brake system that is applied to non-driving vehicle bridge, the axle housing 1 that comprises non-driving vehicle bridge, each fixedly has spindle nose 2 two ends of axle housing 1, the outside face of each spindle nose 2 is connected with wheel hub 4 by bearing 3, between the end of wheel hub 4 and spindle nose 2 hydrodynamic retarder 5 is housed, and each spindle nose 2 is provided with axially extending bore 2a, described axially extending bore 2a constitutes hydrodynamic retarder 5 asphalt channel parts, and oil inlet 6 and oil return pipe 7 are housed on the axle housing 1;
Described hydrodynamic retarder 5 comprises the stator impeller 51 that is fixed on spindle nose 2 end outer surface, be coated on the rotor wheel 52 that stator impeller 51 outsides and wheel hub 4 fix, and forms hydraulic working oil chamber 5a between the outside face of the inside face of described rotor wheel 52 and stator impeller 51;
Described rotor wheel 52 comprise the back rotor wheel 521 that fixes with wheel hub 4 and with the preceding rotor wheel 522 of back rotor wheel 521 phase sealing and fixing;
Described stator impeller 51 is provided with a plurality of damping slots 512 with back rotor wheel 521 opposing end faces, also is provided with a plurality of corresponding damping slots 5211 on described back rotor wheel 521 and stator impeller 51 opposing end faces;
Described stator impeller 51 is provided with a plurality of damping slots with preceding rotor wheel 522 opposing end faces, also is provided with a plurality of corresponding damping slots 5221 on rotor wheel 522 and stator impeller 51 opposing end faces before described;
Be distributed with a plurality of radiating fins 5212 on the outside face of described back rotor wheel 521, also be distributed with a plurality of radiating fins 5222 on the outside face of preceding rotor wheel 522; Described back rotor wheel 521 is locked on the wheel hub 4 by oil sealing end cap 53 and a plurality of bolt 54 of a band centre hole, seal ring 55 is housed on the centre hole of oil sealing end cap 53 makes described hydraulic working oil chamber 5a with outside isolated;
Each spindle nose 2 radially is provided with the radially fuel return hole 2b that is communicated with axially extending bore 2a near described hydraulic working oil chamber 5a one side external surface, stator impeller 51 is provided with asphalt channel 511 and matches with described radially fuel return hole 2b, the axially extending bore 2a that described oil inlet 6 passes spindle nose 2 is communicated with described hydraulic working oil chamber 5a, form sealing between the inside face of the axially extending bore 2a of the spindle nose 2 of close described hydraulic working oil chamber 5a and oil inlet 6 outside faces, the part inner chamber of axle housing 1 close spindle nose 2 forms sealing, passes through the asphalt channel 511 on the stator impeller 51 after described oil inlet 6 directly gives described hydraulic working oil chamber 5a input hydraulic pressure spontaneously, radially fuel feed hole 2b on the spindle nose 2, axially extending bore 2a, axle housing 1 part inner chamber, and oil return pipe 7 oil returns;
Described spindle nose 2 can be made up of leading portion spindle nose 21 and back segment spindle nose 22, and back segment spindle nose 22 is enclosed within on the axle housing 1 and welds fixingly mutually with axle housing 1, and leading portion spindle nose 21 is enclosed within on the back segment spindle nose 22 and weld mutually with back segment spindle nose 22 and fixes.
Shown in Figure 4, described oil inlet 6 is by the oil outlet of governor valve 8 connections one leakproof fuel cell 9, and the top of leakproof fuel cell 9 is switched the connection compressed gas sources or is communicated with atmosphere through first solenoid directional control valve 10 by tracheae, and oil inlet 6 also is communicated with atmosphere through first check valve 11;
Described oil outlet pipe 7 is communicated with one by first oil pump 12 and opens wide fuel tank 13, the input port of second oil pump 14 be communicated with to open wide fuel tank 13, the second oil pumps 14 by pipeline output port by pipeline through cooling vessel 15 again through the oil inlet of second check valve, 16 communication seals fuel tanks 9;
The action of governor valve 8, first solenoid directional control valve 10, first oil pump 12, second oil pump 14 is by a controller 17 controls.
For ease of off-load, described oil outlet pipe 7 also is communicated with described unlimited fuel tank 13 through second solenoid directional control valve 18, the bottom of described leakproof fuel cell 9 also is provided with a unloading port, unloading port is communicated with the action of opening wide fuel tank 9, the second solenoid directional control valves 18, the 3rd solenoid directional control valve 19 by pipeline through the 3rd solenoid directional control valve 19 and is also controlled by controller 17.
The principle of work of present embodiment is as follows: when described hydrodynamic retarder 5 needs work, controller 17 makes 10 actions of first solenoid directional control valve switch oil inlet 6 connection compressed gas sources, pressure gas passes through governor valve 8 to the hydraulic oil in the leakproof fuel cell 9, oil inlet 6 is pressed among the hydraulic working oil chamber 5a of hydrodynamic retarder 5, controller 17 can require the aperture of adjusting governor valve 8 to control the flow velocity of hydraulic oil according to gear, back rotor wheel 521 and preceding rotor wheel 522 rotated and drove the hydraulic oil rotation with respect to stator impeller 51 under the drive of wheel hub 4 this moment, 51 pairs of hydraulic oil of stator impeller produce counteraction, stator impeller 51 provides reverse resisting moment for back rotor wheel 521 and preceding rotor wheel 522, hinder the rotation of back rotor wheel 521 and preceding rotor wheel 522, thereby realize the deceleration effort to vehicle; While hydraulic oil is drawn back unlimited fuel tank 13, the second oil pumps 14 through oil outlet pipe 7 and again hydraulic oil is imported leakproof fuel cells 9 through second check valve 16, the working cycle of formation hydraulic oil again from opening wide fuel tank 13 extractions after cooling vessel 15 coolings by first oil pump 12.
When described hydrodynamic retarder 5 does not need work, controller 17 moves first solenoid directional control valve 10 again to switch oil inlet 6 and is communicated with atmosphere, controller 17 makes governor valve 8 cut out sealing oil inlet 6, controller 17 makes 12 actions of first oil pump draw back the hydraulic oil among the hydraulic working oil chamber 5a of hydrodynamic retarder 5 and opens wide fuel tank 13, this moment is not because having hydraulic oil among the 5a of hydraulic working oil chamber, stator impeller 51 provides reverse resisting moment just can for back rotor wheel 521 and preceding rotor wheel 522, do not play the auxiliary braking effect, do not influence the rotation of vehicle non-driving wheel.
The action that controller 17 can also be controlled second solenoid directional control valve 18, the 3rd solenoid directional control valve 19 is controlled and is entered the hydraulic oil that cooling vessel 15 cools off, and then this part is returned leakproof fuel cell 9.
Embodiment two, Fig. 5, Fig. 6, shown in Figure 7, they are different with embodiment one be stator impeller 51 with preceding rotor wheel 522 opposing end faces on do not establish a plurality of damping slots, do not establish a plurality of corresponding damping slots on rotor wheel 522 and stator impeller 51 opposing end faces before described yet;
Each spindle nose 2 radially is provided with the radially fuel feed hole 2c that is communicated with axially extending bore 2a near described hydraulic working oil chamber 5a one side external surface, stator impeller 51 is provided with asphalt channel 513 and matches with described radially fuel feed hole 2c, the axially extending bore 2a that described oil return pipe 7 passes spindle nose 2 is communicated with described hydraulic working oil chamber 5a, form sealing between the inside face of the axially extending bore 2a of the spindle nose 2 of close described hydraulic working oil chamber 5a and oil return pipe 7 outside faces, axle housing 1 forms sealing near the part inner chamber of spindle nose 2, and described oil inlet 6 is by axle housing 1 part inner chamber, the axially extending bore 2a of spindle nose 2, radially the asphalt channel 513 on fuel feed hole 2c and the stator impeller 51 is back from oil return pipe 7 oil returns spontaneously to described hydraulic working oil chamber 5a input hydraulic pressure.
The brake resistance that this kind hydrodynamic retarder 5 provides is littler than first kind of embodiment, can be applicable to different vehicles according to different needs.
The size of hydrodynamic retarder 5 brake resistance squares depends primarily on the size of oil pressure in the 5a of hydraulic working oil chamber and oil mass, front and back rotor wheel 522,521 rotating speed and stator impeller 51, front and back rotor wheel 522,521 diameters, can make appropriate design according to vehicle rated load demand, make the non-driving wheel of vehicle obtain best auxiliary braking effect.
Below only be two preferred embodiments of the utility model, the change that those skilled in the art does to be equal to by claim all falls into the protection domain of this case.
Claims (10)
1. complemental brake system that is applied to non-driving vehicle bridge, the axle housing that comprises non-driving vehicle bridge, each fixedly has spindle nose the two ends of axle housing, the outside face of each spindle nose is connected with wheel hub by bearing, it is characterized in that: between the end of wheel hub and spindle nose, hydrodynamic retarder is housed, described hydrodynamic retarder comprises the stator impeller that is fixed on the spindle nose end outer surface, be coated on the rotor wheel that stator impeller outside and wheel hub fix, form the hydraulic working oil chamber between the outside face of the inside face of described rotor wheel and stator impeller, each spindle nose is provided with axially extending bore, described axially extending bore constitutes a hydrodynamic retarder asphalt channel part, oil inlet and oil return pipe are housed on the axle housing, described oil inlet is communicated with described hydraulic working oil chamber by the axially extending bore of spindle nose, and described oil return pipe is communicated with described hydraulic working oil chamber by the axially extending bore of spindle nose; When described hydrodynamic retarder was worked, hydraulic oil was input to described hydraulic working oil chamber by oil inlet, formed circulation through the oil return pipe oil return then; When described hydrodynamic retarder was not worked, oil inlet stopped input hydraulic pressure oil, by oil return pipe the hydraulic oil in the described hydraulic working oil chamber was extracted out then.
2. a kind of complemental brake system that is applied to non-driving vehicle bridge according to claim 1 is characterized in that: described rotor wheel comprise the back rotor wheel that fixes with wheel hub and with the preceding rotor wheel of back rotor wheel phase sealing and fixing.
3. a kind of complemental brake system that is applied to non-driving vehicle bridge according to claim 2, it is characterized in that: described stator impeller is provided with a plurality of damping slots with back rotor wheel opposing end faces, also is provided with a plurality of corresponding damping slots on described back rotor wheel and the stator impeller opposing end faces;
Each spindle nose radially is provided with the radially fuel feed hole that is communicated with axially extending bore near described hydraulic working oil chamber one side external surface, the stator impeller is provided with asphalt channel and matches with described radially fuel feed hole, the axially extending bore that described oil return pipe passes spindle nose is communicated with described hydraulic working oil chamber, form sealing between the inside face of the axially extending bore of the spindle nose in close described hydraulic working oil chamber and the oil return pipe outside face, axle housing forms sealing near the part inner chamber of spindle nose, and described oil inlet is by axle housing part inner chamber, the axially extending bore of spindle nose, radially the asphalt channel on fuel feed hole and the stator impeller is back from the oil return pipe oil return spontaneously to described hydraulic working oil chamber input hydraulic pressure.
4. a kind of complemental brake system that is applied to non-driving vehicle bridge according to claim 2, it is characterized in that: be equipped with a plurality of damping slots on described stator impeller and preceding rotor wheel and the back rotor wheel opposing end faces, described before rotor wheel and afterwards also be provided with a plurality of corresponding damping slots on rotor wheel and the stator impeller opposing end faces;
Each spindle nose radially is provided with the radially fuel return hole that is communicated with axially extending bore near described hydraulic working oil chamber one side external surface, the stator impeller is provided with asphalt channel and matches with described radially fuel return hole, the axially extending bore that described oil inlet passes spindle nose is communicated with described hydraulic working oil chamber, form sealing between the inside face of the axially extending bore of the spindle nose in close described hydraulic working oil chamber and the oil inlet outside face, the part inner chamber of the close spindle nose of axle housing forms sealing, passes through the asphalt channel on the stator impeller after described oil inlet directly gives described hydraulic working oil chamber input hydraulic pressure spontaneously, the radially fuel feed hole of spindle nose, axially extending bore, axle housing part inner chamber, and oil return pipe oil return.
5. a kind of complemental brake system that is applied to non-driving vehicle bridge according to claim 2 is characterized in that: be distributed with a plurality of radiating fins on the outside face of described back rotor wheel and preceding rotor wheel.
6.6 a kind of complemental brake system that is applied to non-driving vehicle bridge according to claim 2, it is characterized in that: described back rotor wheel is locked on the wheel hub by oil sealing end cap and a plurality of bolt of a band centre hole, seal ring is housed on the centre hole of oil sealing end cap makes described hydraulic working oil chamber with outside isolated.
7. a kind of complemental brake system that is applied to non-driving vehicle bridge according to claim 1, it is characterized in that: described spindle nose is made up of leading portion spindle nose and back segment spindle nose, the back segment spindle nose is enclosed within on the axle housing and welds fixingly mutually with axle housing, and the leading portion spindle nose is enclosed within on the back segment spindle nose and welds fixing mutually with the back segment spindle nose.
8. according to each described a kind of complemental brake system that is applied to non-driving vehicle bridge of claim 1 to 7, it is characterized in that: described oil inlet is communicated with the oil outlet of a leakproof fuel cell by governor valve, the top of leakproof fuel cell is switched the connection compressed gas source or is communicated with atmosphere through first solenoid directional control valve by tracheae, and oil inlet also is communicated with atmosphere through first check valve; Described oil outlet pipe is communicated with one by first oil pump and opens wide fuel tank, and the input port of second oil pump is communicated with by pipeline and opens wide fuel tank, the output port of second oil pump by pipeline through cooling vessel again through the oil inlet of the second check valve communication seals fuel tank; The action of governor valve, first solenoid directional control valve, first oil pump, second oil pump is controlled by a controller.
9. a kind of complemental brake system that is applied to non-driving vehicle bridge according to claim 8, it is characterized in that: described oil outlet pipe also is communicated with described unlimited fuel tank through second solenoid directional control valve, the bottom of described leakproof fuel cell also is provided with a unloading port, unloading port is communicated with through the 3rd solenoid directional control valve by pipeline opens wide fuel tank, and the action of second solenoid directional control valve, the 3rd solenoid directional control valve is controlled by controller.
10. a kind of complemental brake system that is applied to non-driving vehicle bridge according to claim 8, it is characterized in that: temperature sensor and the pressure sensor of surveying hydraulic fluid temperature and pressure also are housed on the described axle housing, and temperature sensor is connected controller with pressure sensor by signal wire (SW).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320051397 CN203111153U (en) | 2013-01-30 | 2013-01-30 | Auxiliary braking device applied to non-driving axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320051397 CN203111153U (en) | 2013-01-30 | 2013-01-30 | Auxiliary braking device applied to non-driving axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203111153U true CN203111153U (en) | 2013-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320051397 Withdrawn - After Issue CN203111153U (en) | 2013-01-30 | 2013-01-30 | Auxiliary braking device applied to non-driving axle |
Country Status (1)
| Country | Link |
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| CN (1) | CN203111153U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101522A (en) * | 2013-01-30 | 2013-05-15 | 厦门宇龙机械有限公司 | Auxiliary brake device applied to non-drive axle |
| CN103821851A (en) * | 2014-03-21 | 2014-05-28 | 中国人民解放军军事交通学院 | Double row forward inclining vane hydraulic retarder |
| CN105593558A (en) * | 2013-09-30 | 2016-05-18 | 福伊特专利有限公司 | Hydraulic system for a hydrodynamic machine |
| CN107314063A (en) * | 2017-08-28 | 2017-11-03 | 大连创思福液力偶合器成套设备有限公司 | One kind is arranged on braking hydraulic retarder in semi-mounted wheel rim |
| CN110588613A (en) * | 2018-06-13 | 2019-12-20 | 长沙智能驾驶研究院有限公司 | Truck retarding control method and device and truck retarding equipment |
| CN110682739A (en) * | 2019-10-12 | 2020-01-14 | 北京工业大学 | Braking and retarding integrated supporting bridge for trailer |
-
2013
- 2013-01-30 CN CN 201320051397 patent/CN203111153U/en not_active Withdrawn - After Issue
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101522B (en) * | 2013-01-30 | 2015-03-04 | 厦门宇龙机械有限公司 | Auxiliary brake device applied to non-drive axle |
| CN103101522A (en) * | 2013-01-30 | 2013-05-15 | 厦门宇龙机械有限公司 | Auxiliary brake device applied to non-drive axle |
| CN105593558B (en) * | 2013-09-30 | 2018-05-15 | 福伊特专利有限公司 | hydraulic system for hydraulic machine |
| US10570972B2 (en) | 2013-09-30 | 2020-02-25 | Voith Patent Gmbh | Hydraulic system for a hydrodynamic machine |
| CN105593558A (en) * | 2013-09-30 | 2016-05-18 | 福伊特专利有限公司 | Hydraulic system for a hydrodynamic machine |
| CN103821851B (en) * | 2014-03-21 | 2016-04-06 | 中国人民解放军军事交通学院 | Double forward blade hydrodynamic retarder |
| CN103821851A (en) * | 2014-03-21 | 2014-05-28 | 中国人民解放军军事交通学院 | Double row forward inclining vane hydraulic retarder |
| CN107314063A (en) * | 2017-08-28 | 2017-11-03 | 大连创思福液力偶合器成套设备有限公司 | One kind is arranged on braking hydraulic retarder in semi-mounted wheel rim |
| CN107314063B (en) * | 2017-08-28 | 2019-02-01 | 大连创思福液力偶合器成套设备有限公司 | One kind being mounted on braking hydraulic retarder in semi-mounted wheel rim |
| CN110588613A (en) * | 2018-06-13 | 2019-12-20 | 长沙智能驾驶研究院有限公司 | Truck retarding control method and device and truck retarding equipment |
| CN110588613B (en) * | 2018-06-13 | 2021-03-19 | 长沙智能驾驶研究院有限公司 | Truck retarding control method and device and truck retarding equipment |
| CN110682739A (en) * | 2019-10-12 | 2020-01-14 | 北京工业大学 | Braking and retarding integrated supporting bridge for trailer |
| CN110682739B (en) * | 2019-10-12 | 2021-07-16 | 北京工业大学 | Braking and retarding integrated supporting bridge for trailer |
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