CN203868296U - Rear box for integrating retarder to speed changer - Google Patents
Rear box for integrating retarder to speed changer Download PDFInfo
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- CN203868296U CN203868296U CN201420294952.4U CN201420294952U CN203868296U CN 203868296 U CN203868296 U CN 203868296U CN 201420294952 U CN201420294952 U CN 201420294952U CN 203868296 U CN203868296 U CN 203868296U
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- oil duct
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- retarder
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Abstract
The utility model discloses a rear box for integrating a retarder to a speed reducer, and belongs to the technical field of automatic speed changing. The rear box for integrating the retarder to the speed changer comprises a box body. The speed changer, a hydraulic pump, the retarder and a back pressure valve are respectively arranged on the box body. The box body is internally provided with a hydraulic pump oil suction mechanism, a hydraulic pump oil discharging mechanism, a retarder oil supplementing mechanism, a torque converter oil returning mechanism, a radiator outlet oil mechanism, a control valve oil supply mechanism, a retarder oil returning mechanism and a speed changer lubricating oil returning mechanism. According to the rear box for integrating the retarder to the speed reducer, the rear-mounted hydraulic pump and the retarder are integrated at the output end of the speed changer, and the rear box is used as a structural and hydraulic connecting device among the speed changer, the rear-mounted hydraulic pump and the retarder.
Description
Technical field
The utility model relates to automobile technical field, particularly the integrated retarder rear cabinet of a kind of speed changer.
Background technique
In the time that vehicle casts anchor and pulled by trailer, the rear-mounted oil hydraulic pump of speed changer can provide enough lubricant oil for speed changer, ensures that speed changer can be because lubricated causing do not damage.Retarder can provide auxiliary braking for vehicle, improves the Security of car brakeing.In order to possess, towing starts and the function of auxiliary braking, and speed changer needs integrated rear-mounted oil hydraulic pump and retarder.For rear-mounted oil hydraulic pump and retarder are integrated in to speed changer output terminal, can arrange that some pipelines are connected the oilhole of the oilhole of oil hydraulic pump, retarder with the oilhole of speed changer, this Placement is simple, but affect the attractive in appearance of speed changer, and because pipeline is more, narrow space, causes arranging pipeline difficulty, is not easy to practical operation.
In prior art, only possesses the simple oil duct such as oil-sucking hole, oil outlet and draining hole that only has oil hydraulic pump on the rear box of speed changer of rear-mounted oil hydraulic pump; The speed changer that only possesses rear-mounted retarder does not have rear box, and rear-mounted retarder directly docks with the main box body of speed changer.In prior art, there is no the speed changer of simultaneously standby rear-mounted oil hydraulic pump and rear-mounted retarder, therefore do not connect the rear box of speed changer main box body, rear-mounted oil hydraulic pump and rear-mounted retarder yet.
Model utility content
Technical problem to be solved in the utility model is to provide one can be integrated in speed changer output terminal by rear-mounted oil hydraulic pump and retarder, as the rear cabinet of using of the connection set of the structure between speed changer, rear-mounted oil hydraulic pump and retarder and hydraulic pressure.
For solving the problems of the technologies described above, the utility model provides a kind of speed changer integrated retarder rear cabinet, for integrated installation oil hydraulic pump, speed changer and retarder, on described oil hydraulic pump, be provided with oil-sucking hole and oil drainage hole, described retarder is provided with control valve, Flow valve, back pressure valve and radiator, and described speed changer comprises bearing, torque-converters, secondary filter, speed changer fuel tank and speed changer main box body; The integrated retarder of described speed changer comprises casing with rear cabinet; Described speed changer, oil hydraulic pump, retarder and back pressure valve are separately positioned on described casing; In described casing, be provided with oil feeding mechanism, retarder oil return mechanism and the transmission oil oil return mechanism of oil hydraulic pump oil suction mechanism, oil hydraulic pump oil-releasing mechanism, retarder makeup oil mechanism, torque-converters oil return mechanism, radiator outlet oil machine structure, control valve; Described oil hydraulic pump oil suction mechanism one end is connected with described oil-sucking hole, and the other end is connected with described gearbox main body case, and the oil of described speed changer main body case is input in described oil hydraulic pump; Described oil hydraulic pump oil drainage hole is connected with described speed changer, and the oil in described oil hydraulic pump is input in described speed changer; Described retarder makeup oil mechanism is connected with described oil hydraulic pump oil drainage hole, and described retarder makeup oil receives the oil that described oil hydraulic pump oil drainage hole is discharged; Described torque-converters oil return mechanism one end is connected with described speed changer main box body, and the other end is connected with described Flow valve, and the oil return of described torque-converters is delivered to described Flow valve; Described Flow valve is connected with described back pressure valve by described radiator outlet oil machine structure, the oil of described radiator outlet is delivered to back pressure valve, described back pressure valve is connected with described speed changer fuel tank by described radiator outlet oil machine structure, and the oil in described back pressure valve is delivered to speed changer fuel tank; Oil feeding mechanism one end of described control valve is connected with described secondary filter, and the other end is connected with described control valve, and the speed changer main oil pressure after described secondary filter is filtered is delivered to described control valve; Described in described retarder oil return mechanism one end, retarder connects, and the other end is connected with described speed changer fuel tank, and the oil return of described retarder is delivered to described speed changer fuel tank; Described variable-speed motor lubricating oil return mechanism one end is connected with described bearing, and one end is connected with described speed changer fuel tank, and the oil after lubricated described bearing is delivered to described speed changer fuel tank.
Further, described oil hydraulic pump oil suction mechanism comprises the first oil duct, the second oil duct and the 3rd oil duct; Described speed changer main box body is connected with described oil-sucking hole by described the second oil duct, the 3rd oil duct and the first oil duct successively; The oil of described speed changer main box body enters described oil-sucking hole by described the second oil duct, the 3rd oil duct and the first oil duct, enters described oil hydraulic pump by described oil-sucking hole.
Further, described oil hydraulic pump oil-releasing mechanism comprises the 4th oil duct, the 6th oil duct and the 7th oil duct; Described oil drainage hole is connected with described speed changer by described the 4th oil duct, the 6th oil duct and the 7th oil duct successively; Described oil hydraulic pump is by described oil drainage hole oil extraction; The oil of described oil drainage hole enters described speed changer by described the 4th oil duct, the 6th oil duct and the 7th oil duct successively.
Further, described retarder makeup oil mechanism comprises the 8th oil duct, the 9th oil duct and the 5th oil groove; Described the 7th oil duct is successively by being connected with described Flow valve with described the 8th oil duct, the 9th oil duct and the 5th oil groove; The oil of described oil hydraulic pump enters the 8th oil duct by described the 7th oil duct; Described oil enters described Flow valve by described the 8th oil duct, the 9th oil duct and the 5th oil groove successively.
Further, described torque-converters oil return mechanism comprises the tenth oil duct, the 11 oil duct, the 12 oil duct and the 4th oil groove; The oil return of described torque-converters flows to described the tenth oil duct by described speed changer main box body; Described speed changer main box body is connected with described Flow valve by described the tenth oil duct, the 11 oil duct, the 12 oil duct and the 4th oil groove successively; Described speed changer oil return flows to described Flow valve by described the tenth oil duct, the 11 oil duct, the 12 oil duct and the 4th oil groove successively.
Further, described radiator outlet oil machine structure comprises the 13 oil duct, the 14 oil duct, the 15 oil duct, the 24 oil duct, the second oil groove, the 16 oil duct and the 17 oil duct; Described radiator outlet oil is delivered to described Flow valve; Described Flow valve is connected with described back pressure valve by described the 13 oil duct and the 14 oil duct successively; The oil of described Flow valve is delivered to described back pressure valve by described the 13 oil duct and the 14 oil duct successively; Described back pressure valve is connected with described speed changer fuel tank by described the 15 oil duct, the 24 oil duct, the second oil groove, the 16 oil duct and the 17 oil duct successively; The oil of described back pressure valve is delivered to described speed changer fuel tank by the 15 oil duct, the 24 oil duct, the second oil groove, the 16 oil duct and the 17 oil duct successively.
Further, the oil feeding mechanism of described control valve comprises the 18 oil duct, the 19 oil duct, the first oil groove, the 20 oil duct, the 21 oil duct, the 22 oil duct, the 3rd oil groove and the 25 oil duct; Described secondary filter is connected with described control valve by described the 18 oil duct, the 19 oil duct, the first oil groove, the 20 oil duct, the 21 oil duct, the 22 oil duct, the 3rd oil groove and the 25 oil duct successively; Described secondary filter is delivered to described control valve by described the 18 oil duct, the 19 oil duct, the first oil groove, the 20 oil duct, the 21 oil duct, the 22 oil duct, the 3rd oil groove and the 25 oil duct successively by the speed changer main oil pressure after filtering.
Further, the oil return of the described retarder of described retarder oil return mechanism is delivered to described speed changer fuel tank by described the second oil groove, the 16 oil duct and the 17 oil duct successively.
Further, described transmission oil oil return mechanism comprises the 26 oil duct and the 24 oil duct; Described bearing is connected with described the 17 oil duct by described the 26 oil duct and the 24 oil duct successively; Oil after described lubricated described bearing is delivered to described speed changer fuel tank by described the 26 oil duct, the 24 oil duct and the 17 oil duct successively.
Further, the integrated retarder of the utility model speed changer also comprises the 5th oil duct with rear cabinet, and described the 5th oil duct is oil hydraulic pump oil extraction Pressure testing hole; Described the 5th oil duct is arranged on described oil drainage hole.
The integrated retarder of speed changer that the utility model provides is connected with oil-sucking hole with oil hydraulic pump oil suction mechanism one end of rear cabinet, the other end is connected with gearbox main box body, the oil of speed changer main body case is input in oil hydraulic pump, oil hydraulic pump oil drainage hole is connected with speed changer, oil in oil hydraulic pump is input in speed changer, retarder makeup oil mechanism is connected with oil hydraulic pump oil drainage hole, the oil that retarder makeup oil receiving liquid press pump oil drainage hole is discharged, torque-converters oil return mechanism one end is connected with speed changer main body case, the other end is connected with Flow valve, the oil return of torque-converters is delivered to Flow valve, Flow valve is connected with back pressure valve by radiator outlet oil machine structure, the oil of radiator outlet is delivered to back pressure valve, back pressure valve is connected with speed changer fuel tank by radiator outlet oil machine structure, oil in back pressure valve is delivered to speed changer fuel tank, oil feeding mechanism one end of control valve is connected with secondary filter, the other end is connected with control valve, speed changer main oil pressure after secondary filter is filtered is delivered to control valve, retarder oil return mechanism one end retarder connects, the other end is connected with speed changer fuel tank, the oil return of retarder is delivered to speed changer fuel tank, variable-speed motor lubricating oil return mechanism one end is connected with described bearing, one end is connected with described speed changer fuel tank, oil after lubricating bearings is delivered to speed changer fuel tank, rear-mounted oil hydraulic pump and retarder can be integrated in to speed changer output terminal, as speed changer, structure between rear-mounted oil hydraulic pump and retarder and the connection set of hydraulic pressure.
Brief description of the drawings
The integrated retarder of speed changer that Fig. 1 provides for the utility model embodiment plan view of rear cabinet;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the rear view of Fig. 1
Fig. 4 is the worm's eye view of Fig. 1.
Embodiment
Referring to Fig. 1-4, the utility model embodiment provides a kind of speed changer integrated retarder rear cabinet, comprises casing; Speed changer, oil hydraulic pump, retarder and back pressure valve are connected with casing respectively by bolt.In casing, be provided with oil feeding mechanism, retarder oil return mechanism and the variable-speed motor lubricating oil return mechanism of oil hydraulic pump oil suction mechanism, oil hydraulic pump oil-releasing mechanism, retarder makeup oil mechanism, torque-converters oil return mechanism, radiator outlet oil machine structure, control valve.Oil hydraulic pump oil suction mechanism one end is connected with oil-sucking hole, and the other end is connected with gearbox main box body, and the oil of speed changer main box body is input in oil hydraulic pump; Oil hydraulic pump oil suction mechanism comprises the first oil duct 1, the second oil duct 17 and the 3rd oil duct 26; Speed changer main box body is connected with oil-sucking hole by the second oil duct 17, the 3rd oil duct 26 and the first oil duct 1 successively; The oil of speed changer main box body enters oil-sucking hole by the second oil duct 17, the 3rd oil duct 26 and the first oil duct 1, enters oil hydraulic pump by oil-sucking hole.Oil hydraulic pump oil drainage hole is connected with speed changer, and the oil in oil hydraulic pump is input in speed changer; Oil hydraulic pump oil-releasing mechanism comprises the 4th oil duct 3, the 6th oil duct 14 and the 7th oil duct 22; Oil drainage hole is connected with speed changer by the 4th oil duct 3, the 6th oil duct 14 and the 7th oil duct 22 successively; Oil hydraulic pump is by oil drainage hole oil extraction; The oil of oil drainage hole enters speed changer by described the 4th oil duct 3, the 6th oil duct 14 and the 7th oil duct 22 successively.The integrated retarder of the utility model speed changer also comprises that with rear cabinet the 5th oil duct 13, the five oil ducts 13 are oil hydraulic pump oil extraction Pressure testing hole; The 5th oil duct 13 is opened in oil drainage hole place, for detection of the pressure of oil drainage hole.Retarder makeup oil mechanism is connected with oil hydraulic pump oil drainage hole, the oil that retarder makeup oil receiving liquid press pump oil drainage hole is discharged; Retarder makeup oil mechanism comprises the 8th oil duct 24, the 9th oil duct 12 and the 5th oil groove 31; The 7th oil duct 22 is successively by being connected with Flow valve with the 8th oil duct 24, the 9th oil duct 12 and the 5th oil groove 31; The oil of oil hydraulic pump enters the 8th oil duct 24 by the 7th oil duct 22; Oil enters Flow valve by the 8th oil duct 24, the 9th oil duct 12 and the 5th oil groove 31 successively.Torque-converters oil return mechanism one end is connected with speed changer main body case, and the other end is connected with Flow valve, and the oil return of torque-converters is delivered to Flow valve; Torque-converters oil return mechanism comprises the tenth oil duct the 21, the 11 oil duct the 25, the 12 oil duct 11 and the 4th oil groove 30; The oil return of torque-converters flows to the tenth oil duct 21 by speed changer main box body; Speed changer main box body is connected with Flow valve by the tenth oil duct the 21, the 11 oil duct the 25, the 12 oil duct 11 and the 4th oil groove 30 successively; Speed changer oil return flows to Flow valve by the tenth oil duct the 21, the 11 oil duct the 25, the 12 oil duct 11 and the 4th oil groove 30 successively.Flow valve is connected with back pressure valve by radiator outlet oil machine structure, and the oil of radiator outlet is delivered to back pressure valve, and back pressure valve is connected with speed changer fuel tank by radiator outlet oil machine structure, and the oil in back pressure valve is delivered to speed changer fuel tank; Radiator outlet oil machine structure comprises the 13 oil duct the 10, the 14 oil duct the 19, the 15 oil duct the 18, the 24 oil duct 7, the second oil groove the 28, the 16 oil duct the 6 and the 17 oil duct 20; Radiator outlet oil is delivered to Flow valve; Flow valve is connected with back pressure valve by the 13 oil duct the 10 and the 14 oil duct 19 successively; The oil of Flow valve is delivered to back pressure valve by the 13 oil duct the 10 and the 14 oil duct 19 successively; Back pressure valve is connected with speed changer fuel tank by the 15 oil duct the 18, the 24 oil duct 7, the second oil groove the 28, the 16 oil duct the 6 and the 17 oil duct 20 successively; The oil of back pressure valve is delivered to speed changer fuel tank by the 15 oil duct the 18, the 24 oil duct 7, the second oil groove the 28, the 16 oil duct the 6 and the 17 oil duct 20 successively.Oil feeding mechanism one end of control valve is connected with secondary filter, and the other end is connected with control valve, and the speed changer main oil pressure after secondary filter is filtered is delivered to control valve; The oil feeding mechanism of control valve comprises the 18 oil duct the 23, the 19 oil duct 4, the first oil groove the 27, the 20 oil duct the 5, the 21 oil duct the 16, the 22 oil duct 8, the 3rd oil groove the 29 and the 25 oil duct 9; Secondary filter is connected with control valve by the 18 oil duct the 23, the 19 oil duct 4, the first oil groove the 27, the 20 oil duct the 5, the 21 oil duct the 16, the 22 oil duct 8, the 3rd oil groove the 29 and the 25 oil duct 9 successively; Secondary filter is delivered to control valve by the 18 oil duct the 23, the 19 oil duct 4, the first oil groove the 27, the 20 oil duct the 5, the 21 oil duct the 16, the 22 oil duct 8, the 3rd oil groove the 29 and the 25 oil duct 9 successively by the speed changer main oil pressure after filtering.Retarder oil return mechanism one end retarder connects, and the other end is connected with speed changer fuel tank, and the oil return of retarder is delivered to speed changer fuel tank; The oil return of the retarder of retarder oil return mechanism is delivered to speed changer fuel tank by described the second oil groove the 28, the 21 oil duct the 6 and the 17 oil duct 20 successively.Variable-speed motor lubricating oil return mechanism one end is connected with bearing, and one end is connected with speed changer fuel tank, and the oil after lubricating bearings is delivered to speed changer fuel tank; Transmission oil oil return mechanism comprises the 26 oil duct the 2 and the 24 oil duct; Bearing is connected with the 17 oil duct 20 by the 26 oil duct the 2 and the 24 oil duct 15 successively; Oil after lubricated described bearing is delivered to speed changer fuel tank by described the 26 oil duct the 2, the 24 oil duct the 15 and the 17 oil duct 20 successively.
The integrated retarder of the utility model speed changer provides a specific embodiment with rear cabinet.
The oil hydraulic pump oil suction embodiment of mechanism
The place of the oil-sucking hole of rear-mounted oil hydraulic pump is installed on casing, by processing the first oil duct 1, the second oil duct 17 and the 3rd oil duct 26.The second oil duct 17 is communicated with the fuel tank on speed changer main box body, by the 3rd oil duct 26, the first oil duct 1 and the second oil duct 17 is communicated with; The concrete mode of communicating of oil duct: speed changer fuel tank → speed changer main box body → the second oil duct the 17 → three oil duct 26 → the first oil duct 1 → oil hydraulic pumps.
Oil hydraulic pump oil-releasing mechanism embodiment
In the place of oil hydraulic pump oil drainage hole, connect with the speed changer main oil pressure oil circuit on speed changer main box body by processing the 4th oil duct 3, the 6th oil duct 14 and the 7th oil duct 22, the seven oil ducts 22, by the 6th oil duct 14, the 4th oil duct 3 is connected with oil duct 22.The concrete mode of communicating of oil duct is: oil hydraulic pump → oil hydraulic pump oil-sucking hole → oil hydraulic pump oil drainage hole → four oil duct the 3 → six oil duct 14 → seven oil duct 22 → transmission system main oil pressure.
Retarder makeup oil mechanism for implementing example
The makeup oil of retarder is got oil from the oil drainage hole of rear-mounted oil hydraulic pump, by process some oil ducts and oil groove on rear box, guides to the control valve of retarder using a part of oil extraction of oil hydraulic pump as the makeup oil of retarder, flows through in active chamber through control valve.Bottom at casing processes the 8th oil duct 24 communicating with the 7th oil duct 22, and the 9th oil duct 12 that then processing communicates with the 8th oil duct 24, at the 9th oil duct 12 place's processing the 5th oil grooves 31, is guided to retarder Flow valve makeup oil.The concrete mode of communicating of oil duct is: oil hydraulic pump oil drainage hole → four oil duct the 3 → seven oil duct 22 → eight oil duct the 24 → nine oil duct 12 → five oil groove 31 → retarder Flow valve.
Torque-converters oil return mechanism embodiment
The tenth oil duct 21 that processing communicates with torque-converters oil return oil duct on speed changer main box body on casing, bottom at casing processes the 11 oil duct 25 communicating with the tenth oil duct 21, the 12 oil duct 11 that processing communicates with the 11 oil duct 25 on casing, the Flow valve of retarder guided to the fluid in the 12 oil duct 11 by processing the 4th oil 30.The concrete mode of communicating of oil duct is: the Flow valve of oil return → speed changer main box body → ten oil duct 21 → the 11 oil duct 25 → 12 oil duct 11 → four oil groove 30 → retarders of torque-converters.
Radiator outlet oil machine structure embodiment
The fluid of radiator outlet is got back to the 13 oil duct 10 places on casing through Flow valve, the 14 oil duct 19 communicates with the 13 oil duct 10, fluid is from the 14 oil duct 19 return oil pressure valve of flowing through, then flow to the 15 oil duct 18, the 15 oil duct 18 leads to the 24 oil duct 7, the 16 oil duct 6 communicates with the 24 oil duct 7 by the second oil groove 28, and the 17 oil duct 20 communicates with the 16 oil duct 6, and the 17 oil duct 20 draws back speed changer fuel tank the oil return of torque-converters.The concrete mode of communicating of oil duct is: oil duct 18 → 24, oil duct 19 → back pressure valve → 15, oil duct 10 → 14, Flow valve → 13 oil duct 7 → the second oil duct 6 → 17, oil groove 28 → 16 oil duct 20 → speed changer fuel tanks of radiator outlet fluid → retarder.
The oil feeding mechanism embodiment of control valve
On casing, process the 18 oil duct 23, the transmission system main oil pressure after filtering through secondary filter is guided on casing, then by processing the first oil groove 27, smart oil strain is guided to the 20 oil duct 5, by process the 21 oil duct 16 on the side of casing, smart oil strain is guided to the 22 oil duct 8, by the 3rd oil groove 29, the smart oil strain in the 22 oil duct 8 guided to the 25 oil duct 9, connect by the 25 oil duct 9 and the control valve of retarder.The concrete mode of communicating of oil duct is: oil duct 23 → 19, main oil pressure → 18 oil duct 4 → the first oil duct 16 → 22, oil duct 5 → 21, oil groove 27 → 20 oil duct 8 → three oil groove 29 → the 25 oil duct 9 → retarder control valves after essence filter.
Retarder oil return mechanism embodiment
The oil return of retarder is guided to the 16 oil duct 6, the second oil ducts 20 communicate with the 16 oil duct 6 by process second oil groove 28 on casing, the 17 oil duct 20 draws back speed changer fuel tank the oil return of retarder.The concrete mode of communicating of oil duct is: retarder oil return → the second oil groove 28 → the 16 oil duct 6 → 17 oil duct 20 → speed changer fuel tanks.
Transmission oil oil return mechanism embodiment
The output terminal of speed changer has some bearings to lubricate, fluid after lubricating bearings need flow back to speed changer fuel tank from casing, on casing, process the 26 oil duct 2 according to the structural type of speed changer output terminal, fluid after lubricating bearings is guided in the 26 oil duct 2, the 24 oil duct 15 that processing communicates with the 26 oil duct 2, fluid after lubricating bearings is guided to the 17 oil duct 20, make lubricating bearings fluid afterwards from making its oil duct 20 flow back to the fuel tank of speed changer.The concrete mode of communicating of oil duct is: oil duct 15 → 17, oil groove 2 → 24, the fluid → 26 oil duct 20 → speed changer fuel tank after lubricating bearings.
The integrated retarder of speed changer that the utility model provides is connected with oil-sucking hole with oil hydraulic pump oil suction mechanism one end of rear cabinet, the other end is connected with gearbox main body case, the oil of speed changer main body case is input in oil hydraulic pump, oil hydraulic pump oil drainage hole is connected with speed changer, oil in oil hydraulic pump is input in speed changer, retarder makeup oil mechanism is connected with oil hydraulic pump oil drainage hole, the oil that retarder makeup oil receiving liquid press pump oil drainage hole is discharged, torque-converters oil return mechanism one end is connected with speed changer main body case, the other end is connected with Flow valve, the oil return of torque-converters is delivered to Flow valve, Flow valve is connected with back pressure valve by radiator outlet oil machine structure, the oil of radiator outlet is delivered to back pressure valve, back pressure valve is connected with speed changer fuel tank by radiator outlet oil machine structure, oil in back pressure valve is delivered to speed changer fuel tank, oil feeding mechanism one end of control valve is connected with secondary filter, the other end is connected with control valve, speed changer main oil pressure after secondary filter is filtered is delivered to control valve, retarder oil return mechanism one end retarder connects, the other end is connected with speed changer fuel tank, the oil return of retarder is delivered to speed changer fuel tank, variable-speed motor lubricating oil return mechanism one end is connected with described bearing, one end is connected with described speed changer fuel tank, oil after lubricated described bearing is delivered to speed changer fuel tank, rear-mounted oil hydraulic pump and retarder can be integrated in to speed changer output terminal, as speed changer, structure between rear-mounted oil hydraulic pump and retarder and the connection set of hydraulic pressure.
It should be noted last that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to example, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
1. the integrated retarder rear cabinet of speed changer, for integrated installation oil hydraulic pump, speed changer and retarder, on described oil hydraulic pump, be provided with oil-sucking hole and oil drainage hole, described retarder is provided with control valve, Flow valve, back pressure valve and radiator, and described speed changer comprises bearing, torque-converters, secondary filter, speed changer fuel tank and speed changer main box body; It is characterized in that, the integrated retarder of described speed changer comprises with rear cabinet: casing; Described speed changer, oil hydraulic pump, retarder and back pressure valve are separately positioned on described casing; In described casing, be provided with oil feeding mechanism, retarder oil return mechanism and the transmission oil oil return mechanism of oil hydraulic pump oil suction mechanism, oil hydraulic pump oil-releasing mechanism, retarder makeup oil mechanism, torque-converters oil return mechanism, radiator outlet oil machine structure, control valve; Described oil hydraulic pump oil suction mechanism one end is connected with described oil-sucking hole, and the other end is connected with described speed changer main box body, and the oil of described speed changer main body case is input in described oil hydraulic pump; Described oil hydraulic pump oil drainage hole is connected with described speed changer, and the oil in described oil hydraulic pump is input in described speed changer; Described retarder makeup oil mechanism is connected with described oil hydraulic pump oil drainage hole, and described retarder makeup oil receives the oil that described oil hydraulic pump oil drainage hole is discharged; Described torque-converters oil return mechanism one end is connected with described speed changer main box body, and the other end is connected with described Flow valve, and the oil return of described torque-converters is delivered to described Flow valve; Described Flow valve is connected with described back pressure valve by described radiator outlet oil machine structure, the oil of described radiator outlet is delivered to back pressure valve, described back pressure valve is connected with described speed changer fuel tank by described radiator outlet oil machine structure, and the oil in described back pressure valve is delivered to described speed changer fuel tank; Oil feeding mechanism one end of described control valve is connected with described secondary filter, and the other end is connected with described control valve, and the speed changer main oil pressure after described secondary filter is filtered is delivered to control valve; Described in described retarder oil return mechanism one end, retarder connects, and the other end is connected with described speed changer fuel tank, and the oil return of described retarder is delivered to described speed changer fuel tank; Described variable-speed motor lubricating oil return mechanism one end is connected with described bearing, and one end is connected with described speed changer fuel tank, and the oil after lubricated described bearing is delivered to described speed changer fuel tank.
2. according to claim 1 with rear cabinet, it is characterized in that: described oil hydraulic pump oil suction mechanism comprises the first oil duct (1), the second oil duct (17) and the 3rd oil duct (26); Described speed changer main body case is connected with described oil-sucking hole by described the second oil duct (17), the 3rd oil duct (26) and the first oil duct (1) successively; The oil of described speed changer main box body enters described oil-sucking hole by described the second oil duct (17), the 3rd oil duct (26) and the first oil duct (1), enters described oil hydraulic pump by described oil-sucking hole.
3. according to claim 1 with rear cabinet, it is characterized in that: described oil hydraulic pump oil-releasing mechanism comprises the 4th oil duct (3), the 6th oil duct (14) and the 7th oil duct (22); Described oil drainage hole is connected with described speed changer by described the 4th oil duct (3), the 6th oil duct (14) and the 7th oil duct (22) successively; Described oil hydraulic pump is by described oil drainage hole oil extraction; The oil of described oil drainage hole enters described speed changer by described the 4th oil duct (3), the 6th oil duct (14) and the 7th oil duct (22) successively.
4. according to claim 3 with rear cabinet, it is characterized in that: described retarder makeup oil mechanism comprises the 8th oil duct (24), the 9th oil duct (12) and the 5th oil groove (31); Described the 7th oil duct (22) is successively by being connected with described Flow valve with described the 8th oil duct (24), the 9th oil duct (12) and the 5th oil groove (31); The oil of described oil hydraulic pump enters the 8th oil duct (24) by described the 7th oil duct (22); Described oil enters described Flow valve by described the 8th oil duct (24), the 9th oil duct (12) and the 5th oil groove (31) successively.
5. according to claim 1 with rear cabinet, it is characterized in that: described torque-converters oil return mechanism comprises the tenth oil duct (21), the 11 oil duct (25), the 12 oil duct (11) and the 4th oil groove (30); The oil return of described torque-converters flows to described the tenth oil duct (21) by described speed changer main box body; Described speed changer main box body is connected with described Flow valve by described the tenth oil duct (21), the 11 oil duct (25), the 12 oil duct (11) and the 4th oil groove (30) successively; Described speed changer oil return flows to described Flow valve by described the tenth oil duct (21), the 11 oil duct (25), the 12 oil duct (11) and the 4th oil groove (30) successively.
6. according to claim 1 with rear cabinet, it is characterized in that: described radiator outlet oil machine structure comprises the 13 oil duct (10), the 14 oil duct (19), the 15 oil duct (18), the 24 oil duct (7), the second oil groove (28), the 16 oil duct (6) and the 17 oil duct (20); Described radiator outlet oil is delivered to described Flow valve; Described Flow valve is connected with described back pressure valve by described the 13 oil duct (10) and the 14 oil duct (19) successively; The oil of described Flow valve is delivered to described back pressure valve by described the 13 oil duct (10) and the 14 oil duct (19) successively; Described back pressure valve is connected with described speed changer fuel tank by described the 15 oil duct (18), the 24 oil duct (7), the second oil groove (28), the 16 oil duct (6) and the 17 oil duct (20) successively; The oil of described back pressure valve is delivered to described speed changer fuel tank by the 15 oil duct (18), the 24 oil duct (7), the second oil groove (28), the 16 oil duct (6) and the 17 oil duct (20) successively.
7. according to claim 1 with rear cabinet, it is characterized in that: the oil feeding mechanism of described control valve comprises the 18 oil duct (23), the 19 oil duct (4), the first oil groove (27), the 20 oil duct (5), the 21 oil duct (16), the 22 oil duct (8), the 3rd oil groove (29) and the 25 oil duct (9); Described secondary filter is connected with described control valve by described the 18 oil duct (23), the 19 oil duct (4), the first oil groove (27), the 20 oil duct (5), the 21 oil duct (16), the 22 oil duct (8), the 3rd oil groove (29) and the 25 oil duct (9) successively; Described secondary filter is delivered to described control valve by described the 18 oil duct (23), the 19 oil duct (4), the first oil groove (27), the 20 oil duct (5), the 21 oil duct (16), the 22 oil duct (8), the 3rd oil groove (29) and the 25 oil duct (9) successively by the speed changer main oil pressure after filtering.
8. according to claim 6 with rear cabinet, it is characterized in that: the oil return of the described retarder of described retarder oil return mechanism is delivered to described speed changer fuel tank by described the second oil groove (28), the 16 oil duct (6) and the 17 oil duct (20) successively.
9. according to claim 6 with rear cabinet, it is characterized in that: described transmission oil oil return mechanism comprises the 26 oil duct (2) and the 24 oil duct (15); Described bearing is connected with described the 17 oil duct (20) by described the 26 oil duct (2) and the 24 oil duct (15) successively; Oil after described lubricated described bearing is delivered to described speed changer fuel tank by described the 26 oil duct (2), the 24 oil duct (15) and the 17 oil duct (20) successively.
10. the rear cabinet of using according to claim 3, is characterized in that, also comprises: the 5th oil duct (13), and described the 5th oil duct (13) is oil hydraulic pump oil extraction Pressure testing hole; Described the 5th oil duct (13) is arranged on described oil drainage hole place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420294952.4U CN203868296U (en) | 2014-06-04 | 2014-06-04 | Rear box for integrating retarder to speed changer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420294952.4U CN203868296U (en) | 2014-06-04 | 2014-06-04 | Rear box for integrating retarder to speed changer |
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| Publication Number | Publication Date |
|---|---|
| CN203868296U true CN203868296U (en) | 2014-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420294952.4U Active CN203868296U (en) | 2014-06-04 | 2014-06-04 | Rear box for integrating retarder to speed changer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204444A (en) * | 2018-01-02 | 2018-06-26 | 湖北航天技术研究院特种车辆技术中心 | A kind of automatic transmission output device |
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2014
- 2014-06-04 CN CN201420294952.4U patent/CN203868296U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204444A (en) * | 2018-01-02 | 2018-06-26 | 湖北航天技术研究院特种车辆技术中心 | A kind of automatic transmission output device |
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