CN204846049U - Off -road haulage car - Google Patents
Off -road haulage car Download PDFInfo
- Publication number
- CN204846049U CN204846049U CN201520477694.8U CN201520477694U CN204846049U CN 204846049 U CN204846049 U CN 204846049U CN 201520477694 U CN201520477694 U CN 201520477694U CN 204846049 U CN204846049 U CN 204846049U
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- Prior art keywords
- gear
- transmission shaft
- hinged
- drive axle
- rear frame
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- Arrangement And Driving Of Transmission Devices (AREA)
Abstract
The utility model discloses an off -road haulage car, including the articulated preceding frame and back frame that is equipped with steering cylinder between and together, be equipped with front -wheel drive axle and rear drive axle respectively on preceding frame and the back frame, be equipped with drive arrangement between front -wheel drive axle and the rear drive axle, drive arrangement includes gearbox and the transfer case that links to each other with the engine, and it has first transmission shaft to articulate between gearbox and the transfer case, articulated between transfer case and the front -wheel drive axle have the secondary drive axle, be equipped with the transmission shaft on the back frame between rear drive axle and the transfer case and pass a bridge, the transmission shaft pass a bridge and the transfer case between articulatedly have a third transmission shaft, the transmission shaft pass a bridge and rear drive axle between articulatedly have a fourth transmission shaft, the third transmission shaft sets up between preceding frame and back frame. Through hinge structure, but preceding frame and back frame free activity has enlarged and has turned to the angle, eliminated the lateral thrust of drive power to turning to the tire, the flexibility has improved, has improved simultaneously and carried out operation and gradeability in open -air with complicated road conditions.
Description
Technical field
The utility model belongs to transport trolley technical field, particularly relates to a kind of cross-country truck.
Background technology
Transport trolley has become the important tool for transporting cargo in our daily life.Present stage, the vehicle frame of transport trolley is integral type structure (that is: headstock and hopper are mounted on this Integral frame), ground Clearance is little, steering angle little (being less than or equal to 35 degree) and turn radius is large, dumb, be not suitable for carrying out operation in the wild with in the road conditions of complexity, simultaneously, by the impact of steering structure performance, also appear in the situation (that is: can only work under the environment that road is smooth and the gradient is smaller) of swashing to get on the larger abrupt slope of the gradient when climbing; And existing transport trolley travels because power is inadequate on complex road condition and unsound road surface, be easy to cause cast anchor flame-out.
Utility model content
The purpose of this utility model is to provide a kind of cross-country truck, solves the transport trolley steering angle that provides of prior art little, be not suitable in the wild with operation in the road conditions of complexity, and the problem of swashing to get on abrupt slope.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of cross-country truck, comprises Split type structure and hinged front vehicle frame and Rear frame, is provided with steering cylinder between described front vehicle frame and described Rear frame; Described front vehicle frame is provided with front driving axle, and described Rear frame is provided with rear driving axle, is provided with for realizing the actuating device of walking between described front driving axle and described rear driving axle;
Described actuating device comprises the change speed gear box and auxiliary gear box that are connected with driving engine, is hinged with the first transmission shaft between described change speed gear box and described auxiliary gear box; Second driving shaft is hinged with between described auxiliary gear box and described front driving axle, described Rear frame between described rear driving axle and described auxiliary gear box is provided with drive axle gap bridge, be hinged with the 3rd transmission shaft between described drive axle gap bridge and described auxiliary gear box, between described drive axle gap bridge and described rear driving axle, be hinged with the 4th transmission shaft;
Described 3rd transmission shaft to be arranged between described front vehicle frame and described Rear frame and correspondingly with the articulated position of described front vehicle frame and described Rear frame to arrange.
Improve as one, described Rear frame is provided with the hopper driven by the first hydraulic ram, and described first hydraulic ram is connected with Hydraulic Pump; Described front vehicle frame is provided with away from one end of described Rear frame the shoveling driven by the second hydraulic ram, and described second hydraulic ram is connected with described Hydraulic Pump.
As further improvement, described auxiliary gear box comprises housing, is engaged with the first gear, the second gear, the 3rd gear, the first dual gear and the second dual gear in described housing successively; Described first gear is arranged on the power input shaft hinged with described first transmission shaft, and described second dual gear is slidably mounted on on described second driving shaft and the hinged power take-off shaft of described 3rd transmission shaft;
Described first dual gear comprises the 4th gear and the 5th gear with described 3rd gears meshing, and described second dual gear comprises the 6th gear and the 7th gear; Described first gear, described second gear, described 3rd gear, described 5th gear are identical with the reference diameter of described 6th gear, the reference diameter of described 7th gear is greater than the reference diameter of described 6th gear, and the reference diameter of described 7th gear is the twice of described 4th gear compound graduation circular diameter.
Owing to have employed technique scheme, the beneficial effect of a kind of cross-country truck provided by the utility model is:
Due to front vehicle frame and Rear frame hinged, thus front vehicle frame and Rear frame can be freely movable at work, non-interference, eliminate the horizontal thrust of propulsive effort to steered wheel, expand steering angle (40 degree can be reached), reduce turn radius, substantially increase alerting ability, coordinate the driving of actuating device simultaneously, improve in the wild with the road conditions of complexity on carry out operation and climbing and fordability, avoid the generation of flame-out phenomenon of casting anchor; Owing to being hinged with second driving shaft between auxiliary gear box and front driving axle, the 3rd transmission shaft is hinged with between drive axle gap bridge and auxiliary gear box, the 4th transmission shaft is hinged with between drive axle gap bridge and rear driving axle, thus by the control system of car load, control auxiliary gear box to be connected with second driving shaft or the 3rd transmission shaft, or be connected with second driving shaft or the 3rd transmission shaft, to realize f-w-d or back-wheel drive or four wheel drive, for adaptation complex road condition and unsound road surface provide guarantee simultaneously; Because the Rear frame between rear driving axle and auxiliary gear box is provided with drive axle gap bridge, 3rd transmission shaft to be articulated with between drive axle gap bridge with auxiliary gear box and the 3rd transmission shaft and front vehicle frame and Rear frame articulated position is corresponding arranges, thus under the prerequisite ensureing transmission of power, do not affect turning.
Because Rear frame is provided with the hopper driven by the first hydraulic ram, front vehicle frame is provided with the shoveling driven by the second hydraulic ram, thus is realized the automatic discharging of hopper by the first hydraulic ram; The shoveling driven by the second hydraulic ram is carried out grading roads or pushes away away obstacle, to facilitate passing through of this cross-country truck; Meanwhile, this first hydraulic ram and the second hydraulic ram share a Hydraulic Pump, effectively reduce cost, and are convenient to arrange, space occupancy rate is low.
Because the first gear, the second gear, the 3rd gear, the 5th gear are identical with the reference diameter of the 6th gear, thus when travelling in the good road conditions of landform, realize high-grade fast running by above-mentioned gears in mesh successively; Reference diameter due to the 7th gear is greater than the reference diameter of the 6th gear, and the reference diameter of the 7th gear is the twice of the 4th gear compound graduation circular diameter, thus when the landform of complexity travels, by the first gear, the second gear, the 3rd gear, the 4th gear and the 7th gear that engage successively, realization keep out high pulling torque travel, for when complex-terrain travels smoothly by laying a good foundation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of actuating device in Fig. 1;
Fig. 3 is the structural representation that Fig. 1 is in steering state;
Fig. 4 is the structural representation that in Fig. 1, hopper is in discharging state;
Fig. 5 is the structural representation of auxiliary gear box in Fig. 1;
Fig. 6 is the structural representation of the first dual gear and the second dual gear in Fig. 5;
Fig. 7 is the structural representation of the first dual gear and second another mode of operation of dual gear in Fig. 5;
In figure, 1-front vehicle frame; 101-hinged seat; 102-jointed shaft; 11-front driving axle; 12-second hydraulic ram; 13-shoveling; 14-steering cylinder; 2-Rear frame; 21-rear driving axle; 22-drive axle gap bridge; 23-back axle swing span; 24-first hydraulic ram; 25-hopper; 26-swinging mounting; 27-bearing pin; 3-actuating device; 4-driving engine; 5-change speed gear box; 6-auxiliary gear box; 60-housing; 61-first gear; 62-second gear; 63-the 3rd gear; 64-first dual gear; 641-the 4th gear; 642-the 5th gear; 65-second dual gear; 651-the 6th gear; 652-the 7th gear; 66-power input shaft; 67-power take-off shaft; 7-first transmission shaft; 8-second driving shaft; 9-the 3rd transmission shaft; 10-the 4th transmission shaft.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Shown in common as shown in Figure 1 to Figure 4, a kind of cross-country truck, comprise front vehicle frame 1 and the Rear frame 2 of Split type structure, this front vehicle frame 1 and Rear frame 2 one end close to each other are equipped with hinged seat 101, it is hinged that hinged seat 101 in this front vehicle frame 1 and the hinged seat in Rear frame 2 101 pass through jointed shaft 102, is provided with steering cylinder 14 between this front vehicle frame 1 and Rear frame 2; This front vehicle frame 1 is provided with front driving axle 11, and this Rear frame 2 is provided with rear driving axle 21, is provided with for realizing the actuating device 3 of walking between this front driving axle 11 and rear driving axle 21.
This actuating device 3 comprises the change speed gear box 5 and auxiliary gear box 6 that are connected with driving engine 4, is hinged with the first transmission shaft 7 between this change speed gear box 5 and auxiliary gear box 6; Second driving shaft 8 is hinged with between this auxiliary gear box 6 and front driving axle 11, Rear frame 2 between this rear driving axle 21 and auxiliary gear box 6 is provided with drive axle gap bridge 22, be hinged with the 3rd transmission shaft 9 between this drive axle gap bridge 22 and auxiliary gear box 6, between this drive axle gap bridge 22 and rear driving axle 21, be hinged with the 4th transmission shaft 10; 3rd transmission shaft 9 to be arranged between front vehicle frame 1 and Rear frame 2 and correspondingly with the articulated position of front vehicle frame 1 and Rear frame 2 to arrange.
This rear driving axle 21 is installed with back axle swing span 23, the both sides of this back axle swing span 23 swing up and down on the swing span that is installed on and is connected with Rear frame 2, to adjust the adhesive ability of four wheels not when a plane to ground, improve the crossing ability in complex-terrain, this back axle swing span 23 is the prior art be applied on loader with the connection fit structure of swing span, does not add to repeat (also not shown in figure) at this.
This Rear frame 2 is provided with the hopper 25 driven by the first hydraulic ram 24, and this first hydraulic ram 24 is connected with Hydraulic Pump; This front vehicle frame 1 is provided with away from one end of Rear frame 2 shoveling 13 driven by the second hydraulic ram 12, and this second hydraulic ram 12 is connected with Hydraulic Pump, thus realizes the automatic discharging of hopper 25 by the first hydraulic ram 24; The shoveling 13 driven by the second hydraulic ram 12 carries out grading roads, to facilitate passing through of this cross-country truck; Meanwhile, this first hydraulic ram 24 and the second hydraulic ram 12 share a Hydraulic Pump, and effectively reduce cost, and be convenient to arrange, space occupancy rate is low.
As Fig. 5 to Fig. 7 jointly shown in, this auxiliary gear box 6 comprises housing 60, is engaged with the first gear 61, second gear 62, the 3rd gear 63, first dual gear 64 and the second dual gear 65 in this housing 60 successively; This first gear 61 is arranged on the power input shaft 66 hinged with the first transmission shaft 7, and this second duplex-gear 65 is taken turns and is slidably mounted on on second driving shaft 8 and the hinged power take-off shaft 67 of the 3rd transmission shaft 9.
The 5th gear 642 that this first dual gear 64 comprises the 4th gear 641 and engages with the 3rd gear 63, this second dual gear 65 comprises the 6th gear 651 and the 7th gear 652; Reference diameter and the number of teeth of this first gear 61, second gear 62, the 3rd gear 63, the 5th gear 642 and the 6th gear 651 are all identical, thus when travelling in the good road conditions of landform, by engaging the first gear 61, second gear 62, the 3rd gear 63, the 5th gear 642 and the 6th gear 651 that engage successively successively, realize high-grade fast running; The reference diameter of the 7th gear 652 is greater than the reference diameter of the 6th gear 651, the reference diameter of the 7th gear 652 is twices of the 4th gear 641 reference diameter, thus when the landform of complexity travels, by the first gear 61, second gear 62, the 3rd gear 63, the 4th gear 641 and the 7th gear 652 that engage successively, realization keep out high pulling torque travel, for when complex-terrain travels smoothly by laying a good foundation.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. a cross-country truck, is characterized in that, comprises Split type structure and hinged front vehicle frame and Rear frame, is provided with steering cylinder between described front vehicle frame and described Rear frame; Described front vehicle frame is provided with front driving axle, and described Rear frame is provided with rear driving axle, is provided with for realizing the actuating device of walking between described front driving axle and described rear driving axle;
Described actuating device comprises the change speed gear box and auxiliary gear box that are connected with driving engine, is hinged with the first transmission shaft between described change speed gear box and described auxiliary gear box; Second driving shaft is hinged with between described auxiliary gear box and described front driving axle, described Rear frame between described rear driving axle and described auxiliary gear box is provided with drive axle gap bridge, be hinged with the 3rd transmission shaft between described drive axle gap bridge and described auxiliary gear box, between described drive axle gap bridge and described rear driving axle, be hinged with the 4th transmission shaft;
Described 3rd transmission shaft to be arranged between described front vehicle frame and described Rear frame and correspondingly with the articulated position of described front vehicle frame and described Rear frame to arrange.
2. a kind of cross-country truck according to claim 1, is characterized in that, described Rear frame is provided with the hopper driven by the first hydraulic ram, and described first hydraulic ram is connected with Hydraulic Pump; Described front vehicle frame is provided with away from one end of described Rear frame the shoveling driven by the second hydraulic ram, and described second hydraulic ram is connected with described Hydraulic Pump.
3. a kind of cross-country truck according to claim 1 and 2, is characterized in that, described auxiliary gear box comprises housing, is engaged with the first gear, the second gear, the 3rd gear, the first dual gear and the second dual gear in described housing successively; Described first gear is arranged on the power input shaft hinged with described first transmission shaft, and described second dual gear is slidably mounted on on described second driving shaft and the hinged power take-off shaft of described 3rd transmission shaft;
Described first dual gear comprises the 4th gear and the 5th gear with described 3rd gears meshing, and described second dual gear comprises the 6th gear and the 7th gear; Described first gear, described second gear, described 3rd gear, described 5th gear are identical with the reference diameter of described 6th gear, the reference diameter of described 7th gear is greater than the reference diameter of described 6th gear, and the reference diameter of described 7th gear is the twice of described 4th gear compound graduation circular diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520477694.8U CN204846049U (en) | 2015-07-04 | 2015-07-04 | Off -road haulage car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520477694.8U CN204846049U (en) | 2015-07-04 | 2015-07-04 | Off -road haulage car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204846049U true CN204846049U (en) | 2015-12-09 |
Family
ID=54736625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520477694.8U Expired - Fee Related CN204846049U (en) | 2015-07-04 | 2015-07-04 | Off -road haulage car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204846049U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626340A (en) * | 2018-05-18 | 2018-10-09 | 湖南农业大学 | A kind of 4 wheel driven speed changer with secondary speed change |
| CN113264109A (en) * | 2021-06-30 | 2021-08-17 | 吉林大学 | Hinge mechanism for hinging special vehicle |
-
2015
- 2015-07-04 CN CN201520477694.8U patent/CN204846049U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626340A (en) * | 2018-05-18 | 2018-10-09 | 湖南农业大学 | A kind of 4 wheel driven speed changer with secondary speed change |
| CN108626340B (en) * | 2018-05-18 | 2024-06-11 | 湖南农业大学 | Four-wheel drive transmission with auxiliary speed change |
| CN113264109A (en) * | 2021-06-30 | 2021-08-17 | 吉林大学 | Hinge mechanism for hinging special vehicle |
| CN113264109B (en) * | 2021-06-30 | 2022-05-27 | 吉林大学 | Hinge mechanism for hinging special vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20170704 |