CN202507928U

CN202507928U - Amphibian four-wheel drive driving device

Info

Publication number: CN202507928U
Application number: CN 201220152071
Authority: CN
Inventors: 贾小平; 李军; 于魁龙; 李炯; 王亮; 张磊; 贾克
Original assignee: Academy of Armored Forces Engineering of PLA
Current assignee: Academy of Armored Forces Engineering of PLA
Priority date: 2012-04-12
Filing date: 2012-04-12
Publication date: 2012-10-31
Anticipated expiration: 2022-04-12

Abstract

Provided is an amphibian four-wheel drive driving device. The amphibian four-wheel drive driving device comprises an engine. A power shaft of the engine is connected with a power input shaft of a speed changing box, and a power output shaft of the speed changing box is connected with a power input shaft of a transfer case. The transfer case is provided with a left front power-output shaft, a right front power-output shaft, a left back power-output shaft, a right back power-output shaft and a middle back power-output shaft which are arranged along a horizontal direction, wherein the left front power-output shaft stretches forward from the left of the front end of the transfer case out of a case body of the transfer case, the right front power-output shaft stretches forward from the right of the front end of the transfer case out of the case body of the transfer case, the left back power-output shaft stretches backward from the left of the back end of the transfer case out of the case body of the transfer case, the right back power-output shaft stretches backward from the right of the back end of the transfer case out of the case body of the transfer case, and the middle back power-output shaft stretches backward from the middle of the transfer case out of the case body of the transfer case. The four-wheel drive driving device has the advantages of being high in through capacity, compact in structure, stable in property, safe and reliable, high in transmission efficiency, and low in energy consumption.

Description

Amphibious 4-wheel driven car actuating device

Technical field

The utility model relates to a kind of amphibious 4-wheel driven car actuating device.

Background technology

Existing amphicar wheel drive system normally adopts two drivings, electric control operation, and speed is lower when causing it to drive thus, and oil consumption is high, and carrying capacity is low, and comformability is relatively poor.

The utility model content

The purpose of the utility model is to provide a kind of carrying capacity high, compact conformation, and stable performance, safe and reliable, driving efficiency is high, the amphibious 4-wheel driven car actuating device that energy consumption is low.

The amphibious 4-wheel driven car actuating device of the utility model; Comprise and be arranged on the anterior driving engine of vehicle frame; The dynamical axis of driving engine links to each other with the power input shaft of change speed gear box; Change speed gear box is installed on the vehicle frame that is positioned at the driving engine rear side; The power take-off shaft of change speed gear box links to each other with the power input shaft of auxiliary gear box; Auxiliary gear box is installed in the middle part of vehicle frame; Auxiliary gear box has left front power take-off shaft, right front power take-off shaft, left back power take-off shaft, right back power take-off shaft and the middle rear power output shaft that along continuous straight runs is provided with; Left front power take-off shaft stretches out the casing of auxiliary gear box forward by the left side of auxiliary gear box front end, and right front power take-off shaft stretches out the casing of auxiliary gear box forward by the right side of auxiliary gear box front end, and left back power take-off shaft is stretched out the casing of auxiliary gear box backward by the left side of auxiliary gear box rear end; Right back power take-off shaft is stretched out the casing of auxiliary gear box backward by the right side of auxiliary gear box rear end; In rear power output shaft stretch out the casing of auxiliary gear box backward by the middle part of auxiliary gear box, middle rear power output shaft links to each other with the front end of transmission shaft waterborne, transmission shaft waterborne is the setting of horizontal water direction along front and back; The rear end of transmission shaft waterborne links to each other with the power intake transmission of waterjet propulsor; Waterjet propulsor is installed in the rear portion of said vehicle frame, and the left forward on the said vehicle frame, right front portion, left rearward, right back locate to be provided with respectively a retarder, and each retarder comprises a housing and a power input shaft respectively; The power input shaft that is positioned at the retarder of left forward, right front portion stretches out along the horizontal direction of vehicle frame respectively backward; Be positioned at left rearward, right back the power input shaft of retarder stretches out forward along the horizontal direction of vehicle frame respectively, the power input shaft that is positioned at the retarder of said vehicle frame left rearward has universal-joint through two ends left back transmission shaft links to each other with left back takeoff output shaft drive, the power input shaft that is positioned at the retarder of right back of vehicle frame has universal-joint through two ends right back transmission shaft links to each other with right back takeoff output shaft drive; The power input shaft that is positioned at the retarder of vehicle frame left forward has universal-joint through two ends left front transmission shaft links to each other with left front takeoff output shaft drive; The power input shaft that is positioned at the retarder of vehicle frame right front portion has universal-joint through two ends right front transmission shaft links to each other with right front takeoff output shaft drive, and the housing of four said retarders is that the center can be installed on the said vehicle frame rotationally with the axis of power input shaft of oneself respectively, and the power take-off shaft of each said retarder is protruding along left and right directions respectively; The end of the outer end of the power take-off shaft of each said retarder is respectively equipped with plug-in opening; Each plug-in opening respectively with the inner end shaft part of a collapsible drive adopt spline fitted slidably plug-in mounting link to each other, the outer end of each collapsible drive links to each other with a ball cage installation respectively, each ball cage is installed in the centre of a wheel respectively.

The amphibious 4-wheel driven car actuating device of the utility model; Wherein the power intake of each said housing is fixed with a preceding support sleeve respectively; Preceding support sleeve is provided with the power input shaft concentric that belongs on the retarder, and support sleeve is installed on the said vehicle frame through rolling bearing pedestal or plain bearing housing respectively before each.

The amphibious 4-wheel driven car actuating device of the utility model; Wherein the other end relative with power intake is respectively equipped with a pivot shaft on each said housing; Pivot shaft is provided with the power input shaft concentric that belongs on the retarder, and each said pivot shaft is installed on the said vehicle frame through antifriction-bearing box or plain bearing housing respectively.

The amphibious 4-wheel driven car actuating device of the utility model in use; The dynamical axis that is arranged on the anterior driving engine of vehicle frame can drag the power input shaft rotation of change speed gear box; Thereby the power take-off shaft of change speed gear box is rotated; The power input shaft that the power take-off shaft of change speed gear box then drives auxiliary gear box rotates; The left front power take-off shaft of auxiliary gear box, right front power take-off shaft, left back power take-off shaft, right back power take-off shaft or middle rear power output shaft also can be with to rotate; When the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model need be gone in water, the control setup through auxiliary gear box let left front power take-off shaft, right front power take-off shaft, left back power take-off shaft and right back power take-off shaft break away from and receives driving condition, let the middle rear power output shaft of auxiliary gear box drag transmission shaft waterborne and rotated; Drive waterjet propulsor work through transmission shaft waterborne, thereby can let the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model at underwater exercise; When the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model need be gone in the land; Can let left front power take-off shaft, right front power take-off shaft, left back power take-off shaft and right back power take-off shaft rotate through the control setup of auxiliary gear box; Let the middle rear power output shaft disengaging of auxiliary gear box receive driving condition; The power input shaft that is positioned at the retarder of vehicle frame left rearward has a universal-joint through two ends left back transmission shaft 12 is driven by left back power take-off shaft and rotates; The power input shaft that is positioned at the retarder of right back of vehicle frame has a universal-joint through two ends right back transmission shaft is driven by right back power take-off shaft and rotates; The power input shaft that is positioned at the retarder of vehicle frame left forward drives rotation through the doubly left front power take-off shaft of left front transmission shaft that two ends have universal-joint; The power input shaft that is positioned at the retarder of vehicle frame right front portion has a universal-joint through two ends right front transmission shaft is driven by right front power take-off shaft and rotates; So the left forward on the vehicle frame, right front portion, left rearward, right back the power take-off shaft of retarder also can rotate, and drive a collapsible drive respectively and rotate; Each collapsible drive then drive a wheel through ball cage respectively, thereby can let the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model move in the land; When the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model during at underwater exercise; Can through the wheel draw off gear by the bottom of each wheel with the ball cage be center of turn outwards, upwards swing; Thereby let each wheel not contact with the water surface; Resistance when in water, going to reduce the 4 wheel driven amphicar, in the process of each wobbling of wheels, each collapsible drive integral body can do upwards, outside motion; This moment each collapsible drive the inner end segment distance that can from the plug-in opening on the outer end end face of the power take-off shaft of each retarder, outwards slide; But after each wobbling of wheels put in place, the inner end of each collapsible drive still also will be inserted in the plug-in opening on the outer end end face of power take-off shaft of retarder, did upwards in each collapsible drive integral body, in the process of outwards motion; The housing of four retarders can be respectively is the center with the axis of the power input shaft of oneself, under the effect of the power take-off shaft of each retarder, swings thereupon.Therefore, the amphibious 4-wheel driven car actuating device of the utility model has the carrying capacity height, compact conformation, and stable performance, safe and reliable, driving efficiency is high, characteristic of low energy consumption.

Below in conjunction with accompanying drawing the amphibious 4-wheel driven car actuating device of the utility model is described further.

Description of drawings

Fig. 1 is in the front view under the collapsed state for the four-wheel of the amphibious 4-wheel driven car actuating device of the utility model;

Fig. 2 is the birds-eye view of Fig. 1;

Fig. 3 is in the birds-eye view of the amplification under the down state for right rear wheel among Fig. 1.

The specific embodiment

Like Fig. 1, Fig. 2 and shown in Figure 3; The amphibious 4-wheel driven car actuating device of the utility model; Comprise the driving engine 2 that is arranged on vehicle frame 1 front portion; The dynamical axis of driving engine 2 links to each other with the power input shaft of change speed gear box 3; Change speed gear box 3 is installed on the vehicle frame 1 that is positioned at driving engine 2 rear sides; The power take-off shaft of change speed gear box 3 links to each other with the power input shaft of auxiliary gear box 4; Auxiliary gear box 4 is installed in the middle part of vehicle frame 1, and auxiliary gear box 4 has left front power take-off shaft 5, right front power take-off shaft 6, left back power take-off shaft 7, right back power take-off shaft 8 and the middle rear power output shaft 9 that along continuous straight runs is provided with, and left front power take-off shaft 5 is stretched out the casing of auxiliary gear box 4 forward by the left side of auxiliary gear box 4 front ends; Right front power take-off shaft 6 is stretched out the casing of auxiliary gear box 4 forward by the right side of auxiliary gear box 4 front ends; Left back power take-off shaft 7 stretches out the casing of auxiliary gear box 4 backward by the left side of auxiliary gear box 4 rear ends, and right back power take-off shaft 8 stretches out the casing of auxiliary gear box 4 backward by the right side of auxiliary gear box 4 rear ends, and middle rear power output shaft 9 is stretched out the casing of auxiliary gear box 4 backward by the middle part of auxiliary gear box 4; Middle rear power output shaft 9 links to each other with the front end of transmission shaft 10 waterborne; The horizontal water direction is provided with transmission shaft 10 waterborne along front and back, and the rear end of transmission shaft 10 waterborne links to each other with the power intake transmission of waterjet propulsor 11, and waterjet propulsor 11 is installed in the rear portion of vehicle frame 1; Left forward on the vehicle frame 1, right front portion, left rearward, right back locate to be provided with respectively a retarder 22; Each retarder 22 comprises a housing 23 and a power input shaft respectively, and the power input shaft that is positioned at the retarder 22 of left forward, right front portion stretches out along the horizontal direction of vehicle frame 1 respectively backward, is positioned at left rearward, right back the power input shaft of retarder 22 stretches out forward along the horizontal direction of vehicle frame 1 respectively; The power input shaft that is positioned at the retarder 22 of vehicle frame 1 left rearward has universal-joint through two ends left back transmission shaft 12 links to each other with left back power take-off shaft 7 transmissions; The power input shaft that is positioned at the retarder 22 of 1 right back of vehicle frame has universal-joint through two ends right back transmission shaft 13 links to each other with right back power take-off shaft 8 transmissions, and the power input shaft that is positioned at the retarder 22 of vehicle frame 1 left forward has universal-joint through two ends left front transmission shaft 14 links to each other with left front power take-off shaft 5 transmissions, and the power input shaft that is positioned at the retarder 22 of vehicle frame 1 right front portion has universal-joint through two ends right front transmission shaft 15 links to each other with right front power take-off shaft 6 transmissions; The housing 23 of four retarders 22 is that the center can be installed on the vehicle frame 1 rotationally with the axis of power input shaft of oneself respectively; The power take-off shaft 20 of each retarder 22 is protruding along left and right directions respectively, and the end of the outer end of the power take-off shaft 20 of each retarder 22 is respectively equipped with plug-in opening, each plug-in opening respectively with the inner end shaft part of a collapsible drive 18 adopt spline fitted slidably plug-in mounting link to each other; The outer end of each collapsible drive 18 is installed with a ball cage 17 respectively and is linked to each other, and each ball cage 17 is installed in the centre of a wheel 16 respectively.

As shown in Figure 3; The power intake of above-mentioned each housing 23 is fixed with a preceding support sleeve 19 respectively; Preceding support sleeve 19 is provided with the power input shaft concentric that belongs on the retarder 22; The lateral wall of support sleeve 19 adopts free-running fit to be inserted in the swing orienting sleeve (not drawing among the figure) respectively before each, and each swing orienting sleeve is fixedly linked with vehicle frame 1 respectively; The other end relative with power intake is respectively equipped with a pivot shaft 21 on each housing 23; Pivot shaft 21 is provided with the power input shaft concentric that belongs on the retarder 22, and each pivot shaft 10 is installed on the vehicle frame 1 through antifriction-bearing box or plain bearing housing (not drawing among the figure) respectively.

The amphibious 4-wheel driven car actuating device of the utility model in use; The dynamical axis that is arranged on the driving engine 2 of vehicle frame 1 front portion can drag the power input shaft rotation of change speed gear box 3; Thereby the power take-off shaft of change speed gear box 3 is rotated; The power input shaft that the power take-off shaft of change speed gear box 3 then drives auxiliary gear box 4 rotates; The left front power take-off shaft 5 of auxiliary gear box 4, right front power take-off shaft 6, left back power take-off shaft 7, right back power take-off shaft 8 or middle rear power output shaft 9 also can be with to rotate; When the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model need be gone in water; Control setup through auxiliary gear box 4 lets left front power take-off shaft 5, right front power take-off shaft 6, left back power take-off shaft 7 and right back power take-off shaft 8 break away from and receives driving condition; Let the middle rear power output shaft 9 of auxiliary gear box 4 drag transmission shaft 10 waterborne and rotate, drive waterjet propulsors 11 work, thereby can let the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model at underwater exercise through transmission shaft 10 waterborne.

When the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model need be gone in the land; Can let left front power take-off shaft 5, right front power take-off shaft 6, left back power take-off shaft 7 and right back power take-off shaft 8 rotate through the control setup of auxiliary gear box 4; Let middle rear power output shaft 9 disengagings of auxiliary gear box 4 receive driving condition; The power input shaft that is positioned at the retarder 22 of vehicle frame 1 left rearward has a universal-joint through two ends left back transmission shaft 12 is driven by left back power take-off shaft 7 and rotates; The power input shaft that is positioned at the retarder 22 of 1 right back of vehicle frame has a universal-joint through two ends right back transmission shaft 13 is driven by right back power take-off shaft 8 and rotates; The power input shaft that is positioned at the retarder 22 of vehicle frame 1 left forward drives rotation through 14 times of left front power take-off shafts 5 of left front transmission shaft that two ends have universal-joint; The power input shaft that is positioned at the retarder 22 of vehicle frame 1 right front portion has a universal-joint through two ends right front transmission shaft 15 is driven by right front power take-off shaft 6 and rotates; So; Left forward on the vehicle frame 1, right front portion, left rearward, right back the power take-off shaft 20 of retarder 22 also can rotate; And drive a collapsible drive 18 respectively and rotate, then the driving a wheel 16 through a ball cage 17 respectively and rotate of each collapsible drive 18, thus can let the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model move in the land.

When the 4 wheel driven amphicar of the amphibious 4-wheel driven car actuating device that uses the utility model during at underwater exercise; Can through the wheel draw off gear by the bottom of each wheel 16 with ball cage 17 be center of turn outwards, upwards swing; Thereby let each wheel 16 not contact with the water surface; Resistance when in water, going to reduce the 4 wheel driven amphicar; In the process of each wheel 16 swings, each collapsible drive 18 integral body can do upwards, outside motion, this moment each collapsible drive 18 the inner end segment distance that can from the plug-in opening on the outer end end face of the power take-off shaft 20 of each retarder 22, outwards slide; But after each wheel 16 swing puts in place; The inner end of each collapsible drive 18 still also will be inserted in the plug-in opening on the outer end end face of power take-off shaft 20 of retarder 22, does upwards in each collapsible drive 18 integral body, in the process of outwards motion, and the housing 23 of four retarders 22 can be respectively is the center with the axis of the power input shaft of oneself; Under the effect of the power take-off shaft of each retarder 22, swing, thereby the amphibious 4-wheel driven car actuating device that can guarantee the utility model remains the transmission state that links to each other thereupon.

Embodiment recited above describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Design under the spiritual prerequisite not breaking away from the utility model; Various distortion and improvement that the common engineering staff in this area make the utility model technical scheme all should fall in the protection domain that claims of the utility model confirm.

Claims

1. amphibious 4-wheel driven car actuating device; It is characterized in that: comprise being arranged on the anterior driving engine (2) of vehicle frame (1); The dynamical axis of driving engine (2) links to each other with the power input shaft of change speed gear box (3); Change speed gear box (3) is installed on the vehicle frame (1) that is positioned at driving engine (2) rear side; The power take-off shaft of change speed gear box (3) links to each other with the power input shaft of auxiliary gear box (4); Auxiliary gear box (4) is installed in the middle part of vehicle frame (1); Auxiliary gear box (4) has left front power take-off shaft (5), right front power take-off shaft (6), left back power take-off shaft (7), right back power take-off shaft (8) and the middle rear power output shaft (9) that along continuous straight runs is provided with; Left front power take-off shaft (5) stretches out the casing of auxiliary gear box (4) forward by the left side of auxiliary gear box (4) front end, and right front power take-off shaft (6) stretches out the casing of auxiliary gear box (4) forward by the right side of auxiliary gear box (4) front end, and left back power take-off shaft (7) stretches out the casing of auxiliary gear box (4) backward by the left side of auxiliary gear box (4) rear end; Right back power take-off shaft (8) stretches out the casing of auxiliary gear box (4) backward by the right side of auxiliary gear box (4) rear end; Middle rear power output shaft (9) stretches out the casing of auxiliary gear box (4) backward by the middle part of auxiliary gear box (4), and middle rear power output shaft (9) links to each other with the front end of transmission shaft waterborne (10), and the horizontal water direction is provided with transmission shaft waterborne (10) along front and back; The rear end of transmission shaft waterborne (10) links to each other with the power intake transmission of waterjet propulsor (11); Waterjet propulsor (11) is installed in the rear portion of said vehicle frame (1), and the left forward on the said vehicle frame (1), right front portion, left rearward, right back locate to be provided with respectively a retarder (22), and each retarder (22) comprises a housing (23) and a power input shaft respectively; The power input shaft that is positioned at the retarder (22) of left forward, right front portion stretches out along the horizontal direction of vehicle frame (1) respectively backward; Be positioned at left rearward, right back the power input shaft of retarder (22) stretches out forward along the horizontal direction of vehicle frame (1) respectively, the power input shaft that is positioned at the retarder (22) of said vehicle frame (1) left rearward has universal-joint through two ends left back transmission shaft (12) links to each other with left back power take-off shaft (7) transmission, the power input shaft that is positioned at the retarder (22) of right back of vehicle frame (1) has universal-joint through two ends right back transmission shaft (13) links to each other with right back power take-off shaft (8) transmission; The power input shaft that is positioned at the retarder (22) of vehicle frame (1) left forward has universal-joint through two ends left front transmission shaft (14) links to each other with left front power take-off shaft (5) transmission; The power input shaft that is positioned at the retarder (22) of vehicle frame (1) right front portion has universal-joint through two ends right front transmission shaft (15) links to each other with right front power take-off shaft (6) transmission, and the housing (23) of four said retarders (22) is that the center can be installed on the said vehicle frame (1) rotationally with the axis of power input shaft of oneself respectively, and the power take-off shaft (20) of each said retarder (22) is protruding along left and right directions respectively; The end of the outer end of the power take-off shaft (20) of each said retarder (22) is respectively equipped with plug-in opening; Each plug-in opening respectively with the inner end shaft part of a collapsible drive (18) adopt spline fitted slidably plug-in mounting link to each other, the outer end of each collapsible drive (18) links to each other with a ball cage (17) installation respectively, each ball cage (17) is installed in the centre of a wheel (16) respectively.

2. amphibious 4-wheel driven car actuating device according to claim 1; It is characterized in that: the power intake of each said housing (23) is fixed with a preceding support sleeve (19) respectively; Preceding support sleeve (19) is provided with the power input shaft concentric that belongs on the retarder (22), and support sleeve (19) is installed on the said vehicle frame (1) through rolling bearing pedestal or plain bearing housing respectively before each.

3. amphibious 4-wheel driven car actuating device according to claim 2; It is characterized in that: each said housing (23) is gone up the other end relative with power intake and is respectively equipped with a pivot shaft (21); Pivot shaft (21) is provided with the power input shaft concentric that belongs on the retarder (22), and each said pivot shaft (21) is installed on the said vehicle frame (1) through antifriction-bearing box or plain bearing housing respectively.