CN204936730U - A kind of quarry tipper and front suspension thereof - Google Patents
A kind of quarry tipper and front suspension thereof Download PDFInfo
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- CN204936730U CN204936730U CN201520582932.1U CN201520582932U CN204936730U CN 204936730 U CN204936730 U CN 204936730U CN 201520582932 U CN201520582932 U CN 201520582932U CN 204936730 U CN204936730 U CN 204936730U
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- suspension
- oil cylinder
- quarry tipper
- top crossbeam
- lower cross
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Abstract
The utility model discloses a kind of quarry tipper and front suspension thereof, comprise suspension oil cylinder, Top Crossbeam, lower cross arm; Described Top Crossbeam outer end, described lower cross arm outer end respectively can left-right rotation and can swinging up and down with the two ends up and down of the front wheel spindle of described quarry tipper, and inner, the described lower cross arm the inner of described Top Crossbeam is all connected with the vehicle frame of described quarry tipper; Described suspension oil cylinder top and described vehicle frame can left-right rotation and can swinging up and down, and described suspension oil cylinder bottom and described Top Crossbeam top can left-right rotation and can swinging up and down.Adopt this structure, ground to the side force in the application force of tire, turn to and all born by Top Crossbeam, lower cross arm with the increment load braking generation, extend the service life of suspension oil cylinder, decrease the line service of oil cylinder.In addition, the wheel base brought when avoiding tire bob changes, and then reduces the wearing and tearing of tire, extends tire life.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly relates to a kind of quarry tipper and front suspension thereof.
Background technology
Front suspension serves very crucial effect in mining dump truck with electric wheels, and it not only will carry, and wants to play steering-effecting, and simultaneously its parameter also determines the length of the stability of vehicle, traveling comfort and tire life.
Adopt in current large-tonnage electric power wheel self-discharging vehicle and more be mainly candle type suspension, single longitudenal arm suspension.
Please refer to Fig. 1, Fig. 1 is the structural representation of candle type suspension in prior art.The piston rod 11 ' of the suspension oil cylinder 1 ' of this candle type suspension is directly connected with front wheel spindle.In vehicle traveling process, ground has larger offset distance between the application force of the tire power of upward direction (in the Fig. 1) and suspension oil cylinder 1 ', therefore, when carrying, the larger side force power of left and right directions (in the Fig. 1) between the cylinder barrel 12 ' of suspension oil cylinder 1 ' and piston rod 11 ', is produced.Meanwhile, the power (perpendicular to the power of paper in Fig. 1) that front-wheel 2 ' produces owing to turning to and brake all acts on suspension oil cylinder 1 ', more increases the side force of suspension oil cylinder 1 '.For large-tonnage dumping car, large load side force is easy to make oil cylinder undue wear, causes suspension oil cylinder to overhaul and safeguards too frequent.
Please refer to Fig. 2 and Fig. 3, Fig. 2 is the structural representation of single longitudenal arm suspension in prior art, and Fig. 3 is the constitution diagram during bob of tire shown in Fig. 2.The bottom that this single longitudenal arm is suspended in suspension oil cylinder 1 ' is provided with single swing arm 3 ', and this swing arm 3 ' one end is by the bearing pin 4 ' connecting vehicle frame of left and right directions, and the other end adopts socket type structural to connect front wheel spindle 21 ', and this latch is stub.Adopt this structure, as shown in Figure 3, because bearing pin about 4 ' of tire bob is arranged, therefore, inevitable moving forward and backward along with relative car body during tire bob, namely wheel base there occurs larger change, exacerbates the wearing and tearing of tire.
In view of this, urgently for above-mentioned technical matters, further optimal design is done to front suspension in prior art, suspension oil cylinder is avoided to bear side force, and avoid the wheel base brought during tire bob to change, and then reduce the wearing and tearing of tire, extend tire life.
Utility model content
The purpose of this utility model, for providing a kind of front suspension of quarry tipper, to avoid suspension oil cylinder to bear side force, improves the stressed of oil cylinder, extends the service life of oil cylinder; And avoid the wheel base brought during tire bob to change, and then reduce the wearing and tearing of tire, extend the service life of tire.On this basis, the purpose of this utility model is for providing a kind of quarry tipper applying above-mentioned front suspension.
For solving the problems of the technologies described above, the utility model provides a kind of front suspension of quarry tipper, comprises suspension oil cylinder, Top Crossbeam, lower cross arm;
Described Top Crossbeam outer end, described lower cross arm outer end respectively can left-right rotation and can swinging up and down with the two ends up and down of the front wheel spindle of described quarry tipper, and inner, the described lower cross arm the inner of described Top Crossbeam is all connected with the vehicle frame of described quarry tipper;
Described suspension oil cylinder top and described vehicle frame can left-right rotation and can swinging up and down, and described suspension oil cylinder bottom and described Top Crossbeam top can left-right rotation and can swinging up and down.
Adopt this structure, compared with candle type suspension in prior art, suspension oil cylinder is flexibly connected instead of with front wheel spindle and is fixedly connected with, in vehicle travel process, ground to the side force in the application force of tire, turn to and all born by Top Crossbeam, lower cross arm with the increment load braking generation, therefore vehicle is under any driving cycle, suspension oil cylinder only bears axial load, namely suspension oil cylinder is two power bar structures, greatly optimize the force-bearing situation of suspension oil cylinder, extend the service life of suspension oil cylinder, decrease the line service of oil cylinder.
In addition, compared with single longitudenal arm suspension in prior art, the swing of transverse arm is not that the bearing pin arranged around left and right swings, but can relatively before and after the bearing pin arranged swing up and down, and be the change being overcome the front-wheel left and right directions wheelspan that transverse arm causes in swing process by the synthesis of upper and lower two transverse arm movement outside.Therefore, the change of the wheel base brought when this kind of suspension had both avoided tire bob, it also avoid the change of left and right wheels distance, and then reduces the wearing and tearing of tire, extends tire life.
Preferably, described Top Crossbeam outer end and described front wheel spindle upper end are hinged by ball end.
Preferably, described lower cross arm outer end is connected by the first oscillating bearing with described front wheel spindle lower end.
Preferably, described suspension oil cylinder bottom is connected with described Top Crossbeam outer end by second joint bearing.
Preferably, described suspension oil cylinder top is connected with described vehicle frame by three-knuckle bearing.
Preferably, described Top Crossbeam, described lower cross arm Length discrepancy, according to wheelspan change in wheel jump process, minimum and tire change of pitch angle is minimum obtains for objective function optimization for the two length.
Preferably, inner, the described lower cross arm of described Top Crossbeam is inner all by the hinge of copper sheathing and described vehicle frame.
In addition, the utility model also provides a kind of quarry tipper, comprises vehicle frame, front-wheel and is located at the front suspension between described vehicle frame, described front-wheel; Described front suspension adopts front suspension as above.
Because above-mentioned front suspension has above-mentioned technique effect, therefore, the quarry tipper applying this front suspension also should have identical technique effect, does not repeat them here.
Accompanying drawing explanation
Fig. 1 is the structural representation of candle type suspension in prior art;
Fig. 2 is the structural representation of single longitudenal arm suspension in prior art;
Fig. 3 is the constitution diagram during bob of tire shown in Fig. 2;
Fig. 4 provides by the utility model the structural representation of a kind of detailed description of the invention of front suspension.
Wherein, the Reference numeral in Fig. 1 to Fig. 3 and the corresponding relation between component names are:
Suspension oil cylinder 1 '; Piston rod 11 '; Cylinder barrel 12 ';
Front-wheel 2 '; Front wheel spindle 21 ';
Swing arm 3 '; Bearing pin 4 ';
Reference numeral in Fig. 4 and the corresponding relation between component names are:
Suspension oil cylinder 1; Second joint bearing 11; Three-knuckle bearing 12;
Top Crossbeam 2; Ball end 21; Copper sheathing 22;
Lower cross arm 3; First oscillating bearing 31;
Front wheel spindle 4.
Detailed description of the invention
Core of the present utility model is for providing a kind of front suspension of quarry tipper, this front suspension can avoid suspension oil cylinder to bear side force, and avoid the wheel base brought during tire bob to change, reduce the wearing and tearing of tire, extend the service life of tire.On this basis, the purpose of this utility model is for providing a kind of quarry tipper applying above-mentioned front suspension.
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
It should be noted that, the noun of locality " outer end " occurred herein refers to the left end of Top Crossbeam 2 in Fig. 4, lower cross arm 3, and " the inner " refers to the right-hand member of Top Crossbeam 2 in Fig. 4, lower cross arm 3; The noun of locality " forward and backward " refers to vehicle heading and reversing sense thereof, and " left and right " is the left and right direction of experiencing in operator's compartment; Should be appreciated that these nouns of locality set up for benchmark with the use habit of chaufeur and Figure of description, their appearance should not affect protection domain of the present utility model.
Please refer to Fig. 4, Fig. 4 provides by the utility model the structural representation of a kind of detailed description of the invention of front suspension.
In a kind of detailed description of the invention, as shown in Figure 4, the utility model provides a kind of front suspension of quarry tipper, and this front suspension comprises suspension oil cylinder 1, Top Crossbeam 2 and lower cross arm 3.
The vehicle frame of suspension oil cylinder top and described quarry tipper can left-right rotation and can swinging up and down, and described suspension oil cylinder bottom and described Top Crossbeam top can left-right rotation and can swinging up and down.The upper end of the front wheel spindle 4 of described Top Crossbeam 2 outer end and dumping car can left-right rotation and can swinging up and down, the lower end of lower cross arm 3 outer end and front wheel spindle 4 can left-right rotation and can swinging up and down, and inner, described lower cross arm 3 the inner of described Top Crossbeam 2 is all connected with described vehicle frame.
Adopt this structure, compared with candle type suspension in prior art, suspension oil cylinder 1 is flexibly connected instead of with front wheel spindle 4 and is fixedly connected with, in vehicle travel process, ground to the side force in the application force of tire, turn to and all born by Top Crossbeam 2, lower cross arm 3 with the increment load braking generation, therefore vehicle is under any driving cycle, suspension oil cylinder only bears axial load, namely suspension oil cylinder is two power bar structures, greatly optimize the force-bearing situation of suspension oil cylinder, extend the service life of suspension oil cylinder, decrease the line service of oil cylinder.
In addition, compared with single longitudenal arm suspension in prior art, the swing of transverse arm is not that the bearing pin arranged around left and right swings, but can relatively before and after the bearing pin arranged swing up and down, and be the change being overcome the front-wheel left and right directions wheelspan that transverse arm causes in swing process by the synthesis of upper and lower two transverse arm movement outside.Therefore, the change of the wheel base brought when this kind of suspension had both avoided tire bob, it also avoid the change of left and right wheels distance, and then reduces the wearing and tearing of tire, extends tire life.
In concrete scheme, it is hinged that ball end 21 is passed through in above-mentioned Top Crossbeam 2 outer end and described front wheel spindle 4 upper end.
Adopt this structure, Top Crossbeam 2 outer end and front wheel spindle 4 upper end form ball comparatively, make Top Crossbeam 2 outer end can relative to front wheel spindle 4 upper end in the equal flexible motion of all directions, achieving Top Crossbeam 2 outer end not only can opposing front wheels axle 4 left-right rotation, but also the function that can swing up and down, enhance the support alerting ability of Top Crossbeam 2 pairs of fronts wheel spindle 4, avoid suspension oil cylinder bear ground to the side force in the application force of tire, turn to and the increment load braking generation.
Can expect, above-mentioned Top Crossbeam 2 outer end and front wheel spindle 4 upper end also can adopt other modes to be connected, and such as the two also can be connected by oscillating bearing.
In another kind of concrete scheme, above-mentioned lower cross arm 3 outer end is connected by the first oscillating bearing 31 with described front wheel spindle 4 lower end.
Because oscillating bearing is made up of the outer ring of Internal Spherical Surface the inner ring of spherical outside surface and one by one, therefore, oscillating bearing can realize the left-right rotation of lower cross arm 3 outer end and front wheel spindle 4 lower end, and because slidingsurface is spheric, therefore the two also can swing up and down in certain angle.Thus, the flexible support of lower cross arm 3 pairs of front wheel spindle 4 lower ends is achieved.
Certainly, lower cross arm 3 outer end and front wheel spindle 4 lower end also can be hinged by ball end 21, realize left-right rotation so to greatest extent, swing up and down.
In another kind of concrete scheme, above-mentioned suspension oil cylinder 1 bottom is connected with described Top Crossbeam outer end by second joint bearing 11.
Identical with the effect of above-mentioned first oscillating bearing 31, this second joint bearing 11 achieves suspension oil cylinder 1 bottom and Top Crossbeam 2 outer end can left-right rotation, the effect that also can swing up and down, and then relatively Top Crossbeam 2 can flexible rotating to make suspension oil cylinder 1, so avoid suspension oil cylinder 1 bear ground to the side force of the application force of tire, turn to and the increment load braking generation.
In like manner, suspension oil cylinder 1 bottom also can by other other articulation pieces such as ball end 21 grade and Top Crossbeam 2 outer end hinged, also can realize identical function.
In addition, above-mentioned suspension oil cylinder 1 top is connected with described vehicle frame by three-knuckle bearing 12.
Identical with above-mentioned each oscillating bearing, three-knuckle bearing 12 can realize suspension oil cylinder 1 top and vehicle frame can horizontally rotate and the function swung up and down.Equally, the two also can be hinged by ball end 21.
In another kind of detailed description of the invention, above-mentioned Top Crossbeam 2, lower cross arm 3 Length discrepancy, according to wheelspan change in wheel jump process, minimum and tire change of pitch angle is minimum obtains for objective function optimization for the two length.
Like this, both length of reasonably optimizing, greatly can to reduce wheelspan and tire inclination angle in the process of jumping at wheel and change, reduce the wearing and tearing of tire, therefore, relative to isometric double wishbone suspension, adopt Length discrepancy wishbone suspension can ensure that automobile has good riding stability.
In another kind of concrete scheme, Top Crossbeam 2 the inner, described lower cross arm 3 the inner are all by the hinge of copper sheathing 22 with described vehicle frame.
Adopting this structure, by being installed in the copper sheathing at Top Crossbeam, lower cross arm two ends by the bearing pin of vehicle frame, the connection of Top Crossbeam 2 and vehicle frame, lower cross arm 3 and vehicle frame can be realized.In addition, because the hardness of copper sheathing is less, first therefore can wear and tear in use procedure copper sheathing, only needs to change copper sheathing in such maintenance process.
On this basis, can also can also arrange thrust washer between copper sheathing and vehicle frame, its effect avoids transverse arm directly to contact with vehicle frame, reduces the wearing and tearing of vehicle frame and transverse arm.
In addition, the utility model also provides a kind of quarry tipper, comprises vehicle frame, front-wheel and is located at the front suspension between described vehicle frame, described front-wheel; Described front suspension adopts front suspension as above.
Because above-mentioned front suspension has above-mentioned technique effect, therefore, the quarry tipper applying this front suspension also should have identical technique effect, does not repeat them here.
Above a kind of quarry tipper provided by the utility model and front suspension thereof are described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (8)
1. a front suspension for quarry tipper, is characterized in that, comprises suspension oil cylinder (1), Top Crossbeam (2), lower cross arm (3);
Described Top Crossbeam (2) outer end, described lower cross arm (3) outer end respectively can left-right rotation and can swinging up and down with the two ends up and down of the front wheel spindle (4) of described quarry tipper, and described Top Crossbeam (2) is inner, described lower cross arm (3) the inner is all connected with the vehicle frame of described quarry tipper;
Described suspension oil cylinder top and described vehicle frame can left-right rotation and can swinging up and down, and described suspension oil cylinder bottom and described Top Crossbeam (2) top can left-right rotation and can swinging up and down.
2. the front suspension of quarry tipper according to claim 1, is characterized in that, it is hinged that ball end (21) is passed through in described Top Crossbeam (2) outer end and described front wheel spindle (4) upper end.
3. the front suspension of quarry tipper according to claim 2, is characterized in that, described lower cross arm (3) outer end is connected by the first oscillating bearing (31) with described front wheel spindle (4) lower end.
4. the front suspension of quarry tipper according to claim 3, is characterized in that, described suspension oil cylinder (1) bottom is connected with described Top Crossbeam (2) outer end by second joint bearing (11).
5. the front suspension of quarry tipper according to claim 4, is characterized in that, described suspension oil cylinder (1) top is connected with described vehicle frame by three-knuckle bearing (12).
6. the front suspension of the quarry tipper according to any one of claim 1-5, it is characterized in that, described Top Crossbeam (2), described lower cross arm (3) Length discrepancy, according to wheelspan change in wheel jump process, minimum and tire change of pitch angle is minimum obtains for objective function optimization for the two length.
7. the front suspension of quarry tipper according to claim 6, is characterized in that, described Top Crossbeam (2) the inner, described lower cross arm (3) the inner are all by the hinge of copper sheathing (22) with described vehicle frame.
8. a quarry tipper, comprises vehicle frame, front-wheel and is located at the front suspension between described vehicle frame, described front-wheel; It is characterized in that, described front suspension adopts the front suspension as described in any one of claim 1-7.
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520582932.1U CN204936730U (en) | 2015-08-05 | 2015-08-05 | A kind of quarry tipper and front suspension thereof |
| AU2016210703A AU2016210703A1 (en) | 2015-08-04 | 2016-08-04 | Mining dump truck |
| AU2016101719A AU2016101719B4 (en) | 2015-08-04 | 2016-09-23 | Travel assembly of a mining dump truck |
| AU2016101712A AU2016101712B4 (en) | 2015-08-04 | 2016-09-23 | Frame assembly of a mining dump truck |
| AU2016101714A AU2016101714B4 (en) | 2015-08-04 | 2016-09-23 | Rear axle of a mining dump truck |
| AU2016101715A AU2016101715B4 (en) | 2015-08-04 | 2016-09-23 | Platform assembly of a mining dump truck |
| AU2016101713A AU2016101713B4 (en) | 2015-08-04 | 2016-09-23 | Front suspension cylinder component of a mining dump truck |
| AU2016101742A AU2016101742B4 (en) | 2015-08-04 | 2016-09-30 | A travel drive device of a mining dump truck |
| AU2016101743A AU2016101743B4 (en) | 2015-08-04 | 2016-09-30 | Motorised wheel arrangement of a mining dump truck |
| AU2016101776A AU2016101776B4 (en) | 2015-08-04 | 2016-10-07 | Alternating current motorized wheel arrangement of a mining dump truck |
| AU2018233039A AU2018233039B2 (en) | 2015-08-04 | 2018-09-21 | A mining dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520582932.1U CN204936730U (en) | 2015-08-05 | 2015-08-05 | A kind of quarry tipper and front suspension thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204936730U true CN204936730U (en) | 2016-01-06 |
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ID=55004178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520582932.1U Active CN204936730U (en) | 2015-08-04 | 2015-08-05 | A kind of quarry tipper and front suspension thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204936730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112172428A (en) * | 2020-09-23 | 2021-01-05 | 北京科技大学 | Double-wishbone type front suspension of off-highway mining dump truck |
-
2015
- 2015-08-05 CN CN201520582932.1U patent/CN204936730U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112172428A (en) * | 2020-09-23 | 2021-01-05 | 北京科技大学 | Double-wishbone type front suspension of off-highway mining dump truck |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |