CN1167056A - Levelling system for motor vehicles - Google Patents
Levelling system for motor vehicles Download PDFInfo
- Publication number
- CN1167056A CN1167056A CN 96102253 CN96102253A CN1167056A CN 1167056 A CN1167056 A CN 1167056A CN 96102253 CN96102253 CN 96102253 CN 96102253 A CN96102253 A CN 96102253A CN 1167056 A CN1167056 A CN 1167056A
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- vehicle
- leveling system
- adjustable extension
- subframe
- inclination angle
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Abstract
The present invention relates to a levelling system for motor vehicles which allows the shaft that hinges a truck body or other loading surface defining a loading structure, to an axuiliary frame defining, or forming part of, the vehicle's supporting structure, to remain horizontal so as to enable the body or loading surface to be used effectively, the levelling system basically includes means for detecting the inclination of the hinge shaft to the horizontal and means for adjusting the inclination consisting of a bracket or lever placed between the supporting structure and the loading structure, pivoted to a second shaft and operated on by at least two variable extension elements connected to the supporting structure and designed to vary the inclination of the latter in accordance with the readings of the detecting means.
Description
The present invention relates to a kind of leveling system of power actuated vehicle, particularly can be applicable to the industrial vehicle of tipper body.
Vehicle with tipper body has a vehicle frame and that is connected in wheel by suspension to be articulated in the subframe of vehicle frame by a hinge, and hinge is usually located at the rear end of vehicle.
When needs dump for example soil of discrete material, during sand, vehicle body one end is raise, the angle between vehicle body and vehicle frame is enough to allow material to slide.This operation can be carried out when vehicle stops, but as a rule, and vehicle slowly travels forward simultaneously, so that the dumping of load.
Work as vehicle---a truck for example,------for example one flat pitch surface---when going up, dumped operation and can be carried out safely usually, and can not go wrong to be in the crash-resistant ground of a safety for semi-trailer, or trailer.
On the other hand, when the residing ground of vehicle not at ordinary times, it is difficult that vehicle body is risen to dump material, and danger close.
In fact, during the enough solid supporting of---particularly trailing wheel---neither one, vehicle can tilt (with around its longitudinal axis side-sway), and makes the amount of stressing greater than opposite side if wheel.
This situation is recurrent, and makes it be difficult to begin to dump operation.Because relevant vehicle is to be used for building ground or ground filling, cover one deck discrete material of compacting in various degree on this ground, place, thereon so the ground degree of firmness that vehicle is worked usually is difficult for judging.
For this reason, when vehicle began to dump, even the complete level of the energy of the wheel on rear axle (or diaxon), along with the carrying out of dumping operation, the weight supporting of the increase on rear axle may make vehicle to lopsidedness gradually.Though the angle that tilts at pedestal may be very little, when tipper body rose, the angle of inclination was just very big at the top, and causes fitfull to dump.
If the load of dumping is soil or the similar material that wets, dump the operation in addition can be more dangerous; In case vehicle is to lateral inclination, this material often mainly becomes loose at the bevelled opposite side.So, owing to increased the weight that presses down in axle one side direction, can make the load overbalance more on the vehicle.So when dumping operation, vehicle will be more unstable, and increased the danger of operator (driver) and the danger of vehicle itself.
In addition, if vehicle is tumbled fully, not only the life to the operator causes danger, and near other people life of just working vehicle is also caused danger.Instruction normally sends from operator's compartment because dump, and the driver works under incognizant situation often, in fact, the driver is often in the actual conditions that can't check load or can not control fully under the situation of dumping operation and dump operation (if necessary, vehicle wormed or alternately stop), also to guard against the danger of tumbling simultaneously always.At present, be the stability of vehicle when bonded assembly intensity guarantees to dump operation between vehicle frame and the subframe, this makes vehicle structure be subjected to a very big twisting strain.
For this reason, vehicle frame and subframe must have suitable structure, but under wheel under the situation of the unexpected depression in ground, even there is a fastening structure also to be not enough to prevent tumbling or damaging of vehicle.
The objective of the invention is to overcome above-mentioned shortcoming, it provides a leveling system, and the axle that can make vehicle body be articulated in subframe keeps basic horizontal, and support materials can safely and be dumped easily.
The invention provides a kind of leveling system of power actuated vehicle, particularly can be applicable to tipper body or load the vehicle on surface, described vehicle has the filling structure that is articulated in supporting structure at the primary shaft place, supporting structure links to each other with wheel, comprise and be used for the device that relative horizontal surface is adjusted the inclination angle, it has at least one to be arranged at bar or support between supporting structure and the filling structure, centrally be articulated on the pin (Y) of an approximate horizontal, and define one supporting structure is connected in second (Y) of filling structure, and at least two adjustable extension spares that green phase is located at described pin (Y) both sides over the ground are connected in described supporting structure, and adjust the inclination angle of described filling structure with respect to supporting structure in the inclination angle of horizontal surface relatively according to described first hinge (X) that the detecting device that is arranged on the vehicle is surveyed.
Leveling system of the present invention can have the independently control system that links to each other with original hydraulic efficiency pressure system, forms an independent device with activation, perhaps under the situation of new car, it can be contained in the hydraulic lift system of vehicle.
As mentioned above, the present invention can be applied in the vehicle of tipper body ideally, and they can be truck, semi-trailer or trailer.
In a possible embodiment, the present invention can be applicable to load the vehicle on surface, and does not need a tipper body, and it can be articulated in a subframe, and can keep basic horizontal.Will describe as following, the present invention can be applicable to transport the so-called long vehicle of very long and wide load (for example precast beam), to prevent undue torsional stress occurring on the vehicle structure between the part that the partial sum by the tractor truck supporting is supported by trailer.
Fig. 1 and 2 is the back view that two vehicles of system of the present invention are housed, and vehicle is in an inclined-plane respectively to be risen vehicle body and be in a plane vehicle body is put down;
Fig. 3 is that one embodiment of the invention is contained in the lateral plan on the tip car, and a thin bilge construction that amplifies is arranged;
Fig. 4 has shown the embodiment that the present invention is connected with a truck planar structure;
Fig. 5 is the scheme circuit of one embodiment of the invention;
Fig. 6 is the part transparent view of another embodiment of the present invention.
Present invention is described below by embodiment and with reference to accompanying drawing.
With reference to accompanying drawing, Fig. 1 particularly, the embodiment shown in 2,3,4 and 5, the leveling system of power actuated vehicle is especially for the vehicle that tipper body is arranged.In illustrated embodiment, the present invention is applied to a truck, and it has a supporting frame 3 and a subframe 2, and subframe 2 is being positioned at the hinged vehicle body 20 in axle X place of vehicle 1 one ends.In other words, vehicle has a support structures, and in illustrated embodiment, this structure is made of vehicle body 20 and hinged with it supporting structure (being made of vehicle frame 3 and subframe 2) and can dumps.
For tipper body 20 is rotated around hinge X, to dump load, this system is in the face of a bont setting, and in illustrated embodiment, this bont is made of pair of hydraulic cylinders 22.
More clearly illustrated the leveling system of present embodiment among Fig. 4, it is applied to a truck that tipper body arranged, and this car body has the hydraulic tubing of oneself.
Except the device that control is schematically illustrated by square frame S, original hydraulic tubing is actuated hydraulic actuating cylinder 22 and is made and dump car body 20 and promote.Original hydraulic tubing comprises that one is connected in the pump 83 of vehicle output.Pump 83 is connected in a main oil tank 95 by a suction pipe 94, and the hydraulic oil that is used to operate original hydraulic tubing is housed in the main oil tank.
Original pipeline comprises an electromagnetic valve 89, and it makes the sense line of leveling system match with original hydraulic tubing, and is as described below.
Leveling system comprises and is used to detect device 4 that the first hinge X is inclined relative to horizontal and the device 5 that is used to adjust degree of dip.
Tilt detecting device can be a kind of instrument that comprises clinometer or allied equipment, and being used for provides an output signal according to the degree of dip of the relative horizontal surface that is detected, preferably electric signal.
Be used to adjust bevelled device 5 and comprise at least one bar or support 51, it is positioned at vehicle frame 3, between subframe 2 and the vehicle body 20, and centrally be articulated on the approximate horizontal pin vertical, and define second Y that subframe 2 is linked to each other with tipper body 20 with primary shaft X.
(shown its thin bilge construction among Fig. 3) in illustrated embodiment, support 51 is articulated in the subframe 2 of supporting vehicle body 20, and is connected in vehicle frame 3 by at least two adjustable extension spare 52s and 52d.
On the other hand, in another embodiment of the present invention, support or bar 51 can form integral body with vehicle frame 3, and can be with respect to subframe 2 motions.
The pilot piping of adjustable extension spare 52 comprises a fuel tank 55 pipeline relevant with all, add a control setup 93, its input end is connected in tilt detecting device 4 at least, its mouth is connected in the servovalve 53 that links to each other with adjustable extension spare 52, and it can change the extension degree of adjustable extension spare 52 according to the reading of tilt detecting device 4.
In described embodiment, because leveling system combines with original pipeline, the sense line of adjustable extension spare 52 is equipped with an electric hydraulic motor 92.As shown in Figure 4, the sense line of adjustable extension spare 52 is connected in original pilot piping of tilt detecting device 4 and hydraulic actuating cylinder 22 by control setup 93 and aforesaid servovalve 89.
So when tipper body 20 degree of dip with respect to the horizontal plane surpassed a predetermined angle, it can automatically reduce tipper body 20.This operation is corresponding to the step B among Fig. 5, and wherein, square frame 22-EV represents the possible operation of the electromagnetic valve EV that links to each other with elevating ram 22.
As shown in Figure 5, the sense line of adjustable extension spare 52 can comprise at least one warning device 96 (it can be a visual alarm device as shown in the figure, or a sound sensation warning device, or both combinations).Warning device 96 preferably is positioned at the operator's compartment 10 of vehicle, so that when degree of dip surpasses a predetermined angle, to driver give the alarm (steps A).
Stop motion mechanism can itself be made of adjustable extension spare 52, and in this case, when inoperation, it must energy self-locking under qualifications.On the other hand, it can be made of at least one actuator 54, and actuator is connected in hydraulic tubing, and have at least one can insert the end in the respective seat 54 on the support 51 '; Perhaps it can constitute by forming holistic diaphragm plate with it.
As further safety measure, the sense line of adjustable extension spare 52 can be connected in tilt detecting device 4 and be connected in the pipeline of the latching member 25 of control vehicle body 20 biside plates 24, with when degree of dip surpasses a predetermined angle, can open side plate 24 automatically.
As previously mentioned, another kind of possible application is shown among Fig. 6, and wherein, supporting structure 3 is equipped with a thrust bearing 30, above it be an area supported 20 '.Thrust bearing 30 and area supported 20 ' between the opposite one connection structure (directly or by other connection structures) is set, it can wind the axle Y that is provided with respect to longitudinal direction of car and rotate.
Adjustable extension spare 52 area supported 20 ' peripheral part be oppositely arranged, keep approximate horizontal to cause the load on the area supported.
This application can be used for the thrust bearing that permission is usually only swung in a direction.When thrust bearing was equipped with the structure of precast beam for example, the present invention can also make thrust bearing " activity ".This system must be installed on the tractor and trailer.
The present invention can have many modification, all among spiritual scope of the present invention.
Claims (12)
1. the leveling system of a power actuated vehicle, particularly can be applicable to tipper body or load the vehicle on surface, described vehicle has the filling structure that is articulated in supporting structure at the primary shaft place, supporting structure links to each other with wheel, it is characterized in that: comprise being used for the device (5) that relative horizontal surface is adjusted the inclination angle, it has at least one to be arranged at bar or support (51) between supporting structure and the filling structure, centrally be articulated on the pin (Y) of an approximate horizontal, and define one supporting structure is connected in second (Y) of filling structure, and at least two adjustable extension spares (52) that green phase is located at described pin (Y) both sides over the ground are connected in described supporting structure, and adjust the inclination angle of described filling structure with respect to supporting structure in the inclination angle of horizontal surface relatively according to described first hinge (X) that the detecting device (4) that is arranged on the vehicle is surveyed.
2. leveling system as claimed in claim 1, particularly can be applicable to the vehicle of tipper body, it has the vehicle body that is articulated in subframe at the primary shaft place that is positioned at vehicle one end, with the vehicle frame that is connected in wheel, has the device that drives vehicle body with respect to described subframe, make vehicle body and the support materials on vehicle body be dumped around the primary shaft rotation, described leveling system is characterised in that: comprise the device (5) that is used for respect to the horizontal plane adjusting the inclination angle, it has at least one to be positioned at bar or support (51) between described vehicle body (20) and the subframe (2), centrally be articulated on the approximate horizontal pin vertical with primary shaft (X), to limit one tipper body (20) is connected in second (Y) of subframe (2), and be connected in vehicle frame (3), and adjust the inclination angle of vehicle body (20) with respect to subframe (2) according to described first hinge inclination angle of detecting by detecting device (4) with respect to the horizontal plane by at least two the adjustable extension spares (52) that are oppositely arranged on pin (Y) both sides.
3. leveling system as claimed in claim 1 is characterized in that: described adjustable extension spare comprise at least one pair of hydraulic actuator by hydraulic tubing control (52s, 52d).
4. leveling system as claimed in claim 3 is characterized in that: (52s 52d) is hydraulic actuating cylinder to described adjustable extension spare.
5. leveling system as claimed in claim 1, it is characterized in that: comprise that one is used for the pilot piping of described adjustable extension spare, it has a control setup (93), its input end is connected in a tilt detecting device (4) at least, its mouth is connected in a servovalve (53) that links to each other with adjustable extension spare (52), and adjusts the overhang of described adjustable extension spare (52) according to the reading of tilt detecting device (4).
6. leveling system as claimed in claim 2, it is characterized in that: comprise that one is used for the sense line of adjustable extension spare (52), it is connected with described tilt detecting device (4), and be connected with the pilot piping of described subframe actuating device (22), so that when tipper body (20) inclination angle with respect to the horizontal plane surpasses a predetermined angle, tipper body is reduced.
7. leveling system as claimed in claim 2, it is characterized in that: comprise that one is used for the sense line of described adjustable extension spare (52), it links to each other with described tilt detecting device (4), and be connected with at least one warning device (96) that is positioned at vehicle (1) operator's compartment (10), and when the inclination angle surpasses a predetermined angle to alarm driver.
8. leveling system as claimed in claim 1 is characterized in that: described support is equipped with one and stops it around the device that pin (Y) rotates, and stops the corresponding rotation of subframe (2) around vehicle frame (3) with activation.
9. leveling system as claimed in claim 8 is characterized in that: described stop motion mechanism is made of described adjustable extension spare (52), and adjustable extension spare can self-locking under a qualifications when inoperation.
10. leveling system as claimed in claim 8 is characterized in that: described stop motion mechanism is made of at least one actuator (54), and this actuator is connected in hydraulic tubing, and has at least one can insert end (54 ') in support (51) respective seat; Or become single-piece one rigid vertical plate by one with it and constitute.
11. leveling system as claimed in claim 2, it is characterized in that: comprise that one is used for the sense line of adjustable extension spare (52), it links to each other with described tilt detecting device (4), and be connected with the pipeline of latching member (25) of control vehicle body (20) biside plate (24), so that when the inclination angle surpasses a predetermined angle, the side plate (24) of vehicle body (20) is opened automatically.
12. leveling system as claimed in claim 1, it is characterized in that: described supporting structure comprises a thrust bearing (30), described filling structure comprises an area supported (20 '), axle (Y) in a relative longitudinal direction of car location is located to link together, described adjustable extension spare is oppositely arranged at area supported (20 ') periphery, makes the load on the area supported keep basic horizontal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96102253 CN1167056A (en) | 1996-06-05 | 1996-06-05 | Levelling system for motor vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96102253 CN1167056A (en) | 1996-06-05 | 1996-06-05 | Levelling system for motor vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1167056A true CN1167056A (en) | 1997-12-10 |
Family
ID=5117480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96102253 Pending CN1167056A (en) | 1996-06-05 | 1996-06-05 | Levelling system for motor vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1167056A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105121263A (en) * | 2013-02-05 | 2015-12-02 | 尤金·斯图特 | Vehicle |
| CN106612671A (en) * | 2016-11-24 | 2017-05-10 | 山东农业大学 | Intelligent multifunctional hillside orchard operation platform |
| CN108284885A (en) * | 2017-10-14 | 2018-07-17 | 中国矿业大学 | Anti-tipping device when a kind of babinet leveling |
| CN113784873A (en) * | 2019-04-12 | 2021-12-10 | 沃尔沃卡车集团 | Method for controlling a lifting and lowering sequence of a vehicle and vehicle comprising a chassis structure and a load-bearing body |
| CN114206671A (en) * | 2019-06-11 | 2022-03-18 | 利勃海尔矿业设备纽波特纽斯公司 | Self-leveling single-shaft dump truck |
-
1996
- 1996-06-05 CN CN 96102253 patent/CN1167056A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105121263A (en) * | 2013-02-05 | 2015-12-02 | 尤金·斯图特 | Vehicle |
| CN106612671A (en) * | 2016-11-24 | 2017-05-10 | 山东农业大学 | Intelligent multifunctional hillside orchard operation platform |
| CN108284885A (en) * | 2017-10-14 | 2018-07-17 | 中国矿业大学 | Anti-tipping device when a kind of babinet leveling |
| CN113784873A (en) * | 2019-04-12 | 2021-12-10 | 沃尔沃卡车集团 | Method for controlling a lifting and lowering sequence of a vehicle and vehicle comprising a chassis structure and a load-bearing body |
| CN113784873B (en) * | 2019-04-12 | 2024-07-09 | 沃尔沃卡车集团 | Method for controlling a lifting and lowering sequence of a vehicle and vehicle comprising a chassis structure and a carrier body |
| CN114206671A (en) * | 2019-06-11 | 2022-03-18 | 利勃海尔矿业设备纽波特纽斯公司 | Self-leveling single-shaft dump truck |
| CN114206671B (en) * | 2019-06-11 | 2024-04-26 | 利勃海尔矿业设备纽波特纽斯公司 | Self-leveling single-axle dump truck |
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