CN204587063U - The adjustable dual-purpose type excavating machine of a kind of wheelbase - Google Patents
The adjustable dual-purpose type excavating machine of a kind of wheelbase Download PDFInfo
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- CN204587063U CN204587063U CN201520272872.3U CN201520272872U CN204587063U CN 204587063 U CN204587063 U CN 204587063U CN 201520272872 U CN201520272872 U CN 201520272872U CN 204587063 U CN204587063 U CN 204587063U
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Abstract
The adjustable dual-purpose type excavating machine of a kind of wheelbase, comprises chassis, support column, support platform, bearing, rotation platform, engine installation, operator's compartment, digging arm, excavation hopper and crawler type walking mechanism; Chassis is fixed with wheel assembly; Wheel assembly comprises wheel seat, cover plate, support, retractable rod, telescopic oil cylinder, wheel shaft, wheel and oil cylinder; Wheel seat has cavity; Cover plate is fixed on the upper end of wheel seat; Can by collecting in cavity after retractable rod shrinks; Telescopic oil cylinder is located between the two ends of retractable rod; Described wheel is respectively equipped with at the two ends of wheel shaft; Between cover plate and support, be provided with described oil cylinder, wherein the cylinder body of oil cylinder is on the cover board hinged, and the piston rod of oil cylinder is hinged on support; Support and oil cylinder are arranged in cavity.Structure of the present utility model can realize the switching of crawler type and running on wheels easily and efficiently, and can play the effect of protection wheel assembly, can increase wheelbase simultaneously, make the walking of excavating machine more steady.
Description
Technical field
The utility model relates to excavating machine.
Background technology
Excavating machine excavates higher or lower than the material holding machine side with excavation hopper, and load transport vehicle or unload the earthmoving machinery to dump.Material mainly soil, coal, silt and the Soil and Rock after pre-pine that excavating machine excavates.From the development of construction machinery and equipment in recent years, the development of excavating machine is relatively very fast, and excavating machine has become one of topmost construction machinery and equipment in engineering construction.
Traditional excavating machine mainly comprises traxcavator and wheel shovel.Traxcavator is adapted at the complex road surfaces such as work pavement roughness, mud pit travel, simultaneously, traxcavator has that propulsive effort is large, grounding pressure is little, off-road capability and good stability, hill climbing ability is large and turn radius is little, alerting ability is good, therefore, for excavating machine, traxcavator uses more extensive, but, when it travels on the finishing operations such as pitchy road or cement road road surface, the damage of its road pavement is very large, on this road surface, then need exclusive trail car to consign, and wheel shovel does not just need.
For this reason, there is dual-purpose type excavating machine now, being disclose a kind of Track-wheel type excavator in the patent documentation of 2013.1.16 as be 201210402987.0 applyings date at application number being 2012.1019 publication date, comprising the traveling gear of fuselage, digging arm, excavation hopper and band oil cylinder telescopic boom; Described traveling gear comprises chassis, crawler belt, lifting front wheel carrier and lifting rear wheel frame; The present invention selects oil cylinder telescopic boom to make crawler-type traveling of the present invention and running on wheels can realize hydraulic oil manipulation, and manoeuvrable is changeable, adapts to various road conditions and substitutes, substitute speed high.Described Track-wheel type excavator can change the walking manner of traxcavator according to road conditions, adapt to various path, greatly save the expense of trailer.Change flexibly between crawler-type traveling and running on wheels although this technical scheme is convenient, but, no matter adopt which kind of walking manner, lifting front wheel carrier and lifting rear wheel frame are the below being in chassis all the time, like this, when adopting crawler-type traveling mode, if excavating machine is walked or is operated in mud pit or irregular environment, be easy to occur bottom surface and lifting front wheel carrier and the phenomenon being elevated rear wheel frame overhead, therefore, be not easy to excavating machine walking and work on the one hand, easily damage lifting front wheel carrier and lifting rear wheel frame on the other hand.In addition, for this technical scheme, if will adopt running on wheels mode, oil cylinder can promote lifting front wheel carrier and lifting rear wheel frame downwards and move toward one another, like this, can reduce the distance between wheelbase, thus can affect the robust motion of excavating machine.
Summary of the invention
For solving the problems of the technologies described above, the utility model provides a kind of dual-purpose type excavating machine.
The technical scheme solved the problems of the technologies described above is: the adjustable dual-purpose type excavating machine of a kind of wheelbase, comprises chassis, support column, support platform, bearing, rotation platform, engine installation, operator's compartment, digging arm, excavation hopper and crawler type walking mechanism; Support column is fixed on chassis, support platform is fixed on support column, the outer ring of bearing is fixed on support platform, rotation platform is fixed on the inner ring of bearing, engine installation is arranged on rotation platform, and operator's compartment is arranged on rotation platform, and one end of digging arm is fixed on rotation platform, the hinged described excavation hopper of the other end of digging arm, crawler type walking mechanism is fixed on chassis; Wheel assembly is fixed with respectively in the front side on chassis and rear side; Described wheel assembly comprises wheel seat, cover plate, support, retractable rod, telescopic oil cylinder, wheel shaft, wheel and oil cylinder; Wheel seat has from up to down through cavity; Cover plate is fixed on the upper end of wheel seat; Support is fixed on one end of retractable rod; The other end of retractable rod is fixed on wheel shaft, can by collecting in cavity after retractable rod shrinks; Telescopic oil cylinder is located between the two ends of retractable rod; Described wheel is respectively equipped with at the two ends of wheel shaft; Between cover plate and support, be provided with described oil cylinder, wherein the cylinder body of oil cylinder is on the cover board hinged, and the piston rod of oil cylinder is hinged on support; Support and oil cylinder are arranged in cavity.
Said structure, when adopting the walking of crawler type mechanism, utilize oil cylinder by support, retractable rod, wheel shaft and wheel are accommodated in cavity, because wheel seat can be concordant with chassis or higher than chassis lower surface, like this, as long as by support, retractable rod, wheel shaft and wheel are accommodated in cavity, no matter what environment excavating machine is operated in, ground all can not with collecting to cavity inner support, retractable rod, wheel shaft and wheel contact-impact, therefore, walking and the work of excavating machine when adopting crawler-type traveling state can not be affected on the one hand, protective cradle can be played on the other hand, the effect of wheel shaft and wheel.When adopting running on wheels mode, oil cylinder is utilized to be pushed up by wheel downwards, and allow retractable rod, telescopic oil cylinder, wheel spill wheel seat, then utilize telescopic oil cylinder to promote retractable rod and extend, wheel shaft and the wheel of making way for front side travel forward, wheel shaft and the wheel of making way for rear side move backward, allow wheel lower than creeper undercarriage simultaneously, like this, just can realize running on wheels mode easily and efficiently, and can wheelbase be increased, stationarity is better when walking to make excavating machine.
Further, the telescopic that described retractable rod comprises fixed link, self-retaining bar is socketed successively and being enclosed within away from the movable sleeve on the telescopic of fixed link one end.Adopt multi-joint telescoping cover, retractable rod can be allowed to realize the flexible of large distance, like this, wheelbase can not only be increased as much as possible, retractable rod can be accommodated in cavity again.
Further, fixed link is installed and is fixedly hinged seat, movable sleeve is fixed with moveable hinge joint chair, and telescopic oil cylinder is hinged on and is fixedly hinged between seat and moveable hinge joint chair.
Further, described cavity comprises the first cavity from wheel seat top to middle part and from through the second cavity of the first cavity downwards, second cavity is less than the first cavity, and between the first cavity and the second cavity, be formed with first step, first step is provided with storage tank; Described support comprises lower bracket and upper bracket, and the lower end of lower bracket is fixed on fixed link, and upper bracket is fixed on lower bracket, and having in the end of upper bracket can along for accommodation into the support in storage tank; Described oil cylinder is provided with between cover plate and support.This structure, as adopted running on wheels mode, support is contained in storage tank, utilize the sidewall of storage tank to carry out support horizontal and vertical spacing, utilize oil cylinder to carry out support vertical spacing, like this, excavating machine in the process of walking, support is not easy to depart from wheel seat, and the walking stability of wheel and good reliability, make the walking stability of excavating machine good.
Further, have outward extending second step in the upper end of the first cavity, cover plate is arranged on second step.This structure is convenient to locate securing cover plate.
Further, wheel shaft is provided with the first HM Hydraulic Motor driving rotation of wheel, adopts HM Hydraulic Motor as dynamical element, the power of wheel walking can be improved, and be convenient to the stepless time adjustment realizing wheel.
Further, described crawler type walking mechanism comprises walker, be located at the drive wheel at walker two ends, be located at track adjusting wheel on walker and crawler belt.
Further, walker is provided with the second HM Hydraulic Motor driving drive wheel.Adopt HM Hydraulic Motor as dynamical element, track-type power can be improved, and be convenient to the stepless time adjustment realizing crawler belt.
Accompanying drawing explanation
Fig. 1 is the block diagram of the adjustable dual-purpose type excavating machine of wheelbase.
Fig. 2 is the exploded drawings of the adjustable dual-purpose type excavating machine of wheelbase.
Fig. 3 is the cutaway view of the adjustable dual-purpose type excavating machine of wheelbase.
Fig. 4 is the block diagram of wheelbase adjustable roller assembly.
Fig. 5 is the exploded drawings of wheel assembly.
Fig. 6 is another exploded drawings of wheel assembly.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.
As shown in Figure 1 to Figure 3, the adjustable dual-purpose type excavating machine of wheelbase comprises chassis 1, support column 2, support platform 3, bearing 4, rotation platform 5, engine installation 6, operator's compartment 7, digging arm 8, excavates hopper 9, crawler type walking mechanism 10 and wheel assembly 20.
The lower end of support column 2 is fixed on chassis 1; Support platform 3 is fixed on the upper end of support column 2; Bearing 4 comprises outer ring 41 and inner ring 42, and outer ring 41 is enclosed within outside inner ring 42, and inner ring 42 is higher than outer ring 41, and outer ring 41 is bolted on support platform 3, and inner ring 42 is bolted on rotation platform 5; Engine installation 6 is diesel engine, and engine installation 6 is fixed on rotation platform 5, and the output shaft of diesel engine is connected with Hydraulic Pump, and Hydraulic Pump is connected in the first HM Hydraulic Motor and the second HM Hydraulic Motor by hydraulic efficiency pressure system; Operator's compartment 7 is fixed on rotation platform 5; Described digging arm 8 comprises one-level arm 81 and secondary arm 82, and one end of one-level arm 81 is fixed on rotation platform 5, and one end of secondary arm 82 is hinged on the other end of one-level arm 81, excavates hopper 9 and is hinged on the other end of secondary arm 82.
As shown in Figure 1 to Figure 3, described crawler type walking mechanism 10 comprises walker 101, be located at the drive wheel 102 at walker 101 two ends, be located at track adjusting wheel 103 on walker 101 and crawler belt 104, crawler belt 104 is enclosed between two drive wheels 102, and is led by track adjusting wheel 103; Walker 101 is provided with the second HM Hydraulic Motor, and the second fluid motor-driven drive wheel 102 rotates, thus drives crawler belt 104 to move, and like this, can not only improve propulsive effort, and can realize the stepless time adjustment of caterpillar drive.
As shown in Figures 2 to 6, wheel assembly 11 is fixed with respectively in the both sides, front and back on chassis 1.Described wheel assembly 11 comprises wheel seat 111, cover plate 112, support 113, wheel shaft 114, wheel 115, oil cylinder 116, retractable rod 117 and telescopic oil cylinder 118.
As shown in Figure 3, Figure 5 and Figure 6, wheel seat 111 has from up to down through cavity, described cavity comprises the first cavity 1111 from wheel seat top to middle part and from through the second cavity 1112 of the first cavity 1111 downwards, second cavity 1112 is less than the first cavity 1111, between the first cavity 1111 and the second cavity 1112, be formed with first step 1113, first step 1113 is provided with storage tank 1114.In the upper end of the first cavity 1111, there is outward extending second step 1115.
Cover plate 112 is arranged on second step 1115, and cover plate 112 and wheel seat 111, by being welded to connect, also connect by bolt.
As shown in Figure 6, support 113 comprises lower bracket 1131 and upper bracket 1132, the lower end of lower bracket 1131 is fixed on fixed link 1171, and upper bracket 1132 is fixed on lower bracket 1131, and having in the end of upper bracket 1132 can along for accommodation into the support 11321 in storage tank 1114.
Be separately installed with wheel 115 at the two ends of wheel shaft 114, wheel shaft 114 is provided with the first HM Hydraulic Motor, the first fluid motor-driven wheel 115 rotates, and like this, not only can improve the propulsive effort of wheel 115, and conveniently realize stepless time adjustment.
Between each support and cover plate 112, be provided with described oil cylinder 116, the cylinder body of oil cylinder 116 is hinged on cover plate 112, and the piston rod of oil cylinder 116 is hinged on support.
As shown in Figure 6, the telescopic 1172 that retractable rod 117 comprises fixed link 1171, self-retaining bar 1171 is socketed successively and being enclosed within away from the movable sleeve 1173 on the telescopic of fixed link one end.Fixed link 1171 is fixed with the seat 1181 that is fixedly hinged, movable sleeve 1173 is fixed with moveable hinge joint chair 1182.Telescopic oil cylinder 118 is hinged on and is fixedly hinged between seat 1181 and moveable hinge joint chair 1182.
In the utility model, oil cylinder 116, support 113 are positioned at cavity all the time.
In the utility model, as crawler-type traveling mode is converted to running on wheels mode by needs, its process is: control oil cylinder 116, the piston rod of oil cylinder 116 is allowed to drive support 113 to move downward, now, retractable rod 117, telescopic oil cylinder 118, wheel shaft 114, wheel 115 is followed support 113 and is moved downward by the second cavity, when support 113 moves to support 11321 along for accommodation into after in storage tank 1114, the piston rod of oil cylinder 116 stops moving downward, now, wheel 115 is lower than crawler belt 104, then, telescopic oil cylinder 118 is utilized to promote movable sleeve 1173, retractable rod 117 extends and drives wheel movement, the wheel being wherein positioned at front side travels forward, the wheel being positioned at rear side moves backward, to increase wheelbase, make the walking of excavating machine more steady, then motor car wheel 115 can be with to rotate by the first HM Hydraulic Motor, realize running on wheels pattern.As running on wheels mode is converted to crawler-type traveling pattern by needs, first till allowing retractable rod 117 be retracted to enter in cavity by telescopic oil cylinder 118, then drive support 113, wheel shaft 114, wheel 115, retractable rod 117, telescopic oil cylinder 118 to enter in cavity by oil cylinder 116, allow crawler belt 104 lower than wheel 115.Like this, two kinds of different walking manners can just be changed easily and efficiently, to be suitable for different occasions.In addition; when adopting crawler-type traveling mode; oil cylinder 116, support 113, wheel shaft 114, wheel 115, retractable rod 117 and telescopic oil cylinder 118 are all accommodated in cavity; therefore; walking and the work of excavating machine when adopting crawler-type traveling state can not be affected on the one hand; the effect of protective cradle 113, wheel shaft 114, wheel 115, retractable rod 117 and telescopic oil cylinder 118 can be played on the other hand; meanwhile, be not easy to pollute support 113, wheel shaft 114, wheel 115, oil cylinder 116, retractable rod 117 and telescopic oil cylinder 118.Have again, as adopted running on wheels mode, support 11321 is contained in storage tank 1114, the sidewall of storage tank 1114 is utilized to carry out horizontal and vertical spacing to support 113, utilize oil cylinder 116 pairs of supports 113 to carry out vertical spacing, like this, excavating machine in the process of walking, the walking stability of wheel and good reliability, make the walking stability of excavating machine good.
In this use is novel, after retractable rod 117 extends, the telescopic close with fixed link 1171 is still enclosed within fixed link 1171, adjacent telescopic is still socketed mutually, movable sleeve 1173 is still socketed on telescopic, like this, can improve the load-carrying capacity of retractable rod.
Claims (8)
1. the adjustable dual-purpose type excavating machine of wheelbase, comprises chassis, support column, support platform, bearing, rotation platform, engine installation, operator's compartment, digging arm, excavation hopper and crawler type walking mechanism; Support column is fixed on chassis, support platform is fixed on support column, the outer ring of bearing is fixed on support platform, rotation platform is fixed on the inner ring of bearing, engine installation is arranged on rotation platform, and operator's compartment is arranged on rotation platform, and one end of digging arm is fixed on rotation platform, the hinged described excavation hopper of the other end of digging arm, crawler type walking mechanism is fixed on chassis; It is characterized in that: be fixed with wheel assembly respectively in the front side on chassis and rear side; Described wheel assembly comprises wheel seat, cover plate, support, retractable rod, telescopic oil cylinder, wheel shaft, wheel and oil cylinder; Wheel seat has from up to down through cavity; Cover plate is fixed on the upper end of wheel seat; Support is fixed on one end of retractable rod; The other end of retractable rod is fixed on wheel shaft, can by collecting in cavity after retractable rod shrinks; Telescopic oil cylinder is located between the two ends of retractable rod; Described wheel is respectively equipped with at the two ends of wheel shaft; Between cover plate and support, be provided with described oil cylinder, wherein the cylinder body of oil cylinder is on the cover board hinged, and the piston rod of oil cylinder is hinged on support; Support and oil cylinder are arranged in cavity.
2. the adjustable dual-purpose type excavating machine of wheelbase according to claim 1, is characterized in that: the telescopic that described retractable rod comprises fixed link, self-retaining bar is socketed successively and being enclosed within away from the movable sleeve on the telescopic of fixed link one end.
3. the adjustable dual-purpose type excavating machine of wheelbase according to claim 2, is characterized in that: install on fixed link and be fixedly hinged seat, movable sleeve is fixed with moveable hinge joint chair, and telescopic oil cylinder is hinged on and is fixedly hinged between seat and moveable hinge joint chair.
4. the adjustable dual-purpose type excavating machine of wheelbase according to claim 2, it is characterized in that: described cavity comprises the first cavity from wheel seat top to middle part and from through the second cavity of the first cavity downwards, second cavity is less than the first cavity, between the first cavity and the second cavity, be formed with first step, first step is provided with storage tank; Described support comprises lower bracket and upper bracket, and the lower end of lower bracket is fixed on fixed link, and upper bracket is fixed on lower bracket, and having in the end of upper bracket can along for accommodation into the support in storage tank; Described oil cylinder is provided with between cover plate and support.
5. the adjustable dual-purpose type excavating machine of wheelbase according to claim 4, is characterized in that: have outward extending second step in the upper end of the first cavity, cover plate is arranged on second step.
6. the adjustable dual-purpose type excavating machine of wheelbase according to claim 1, is characterized in that: on wheel shaft, be provided with the first HM Hydraulic Motor driving rotation of wheel.
7. the adjustable dual-purpose type excavating machine of wheelbase according to claim 1, is characterized in that: described crawler type walking mechanism comprises walker, be located at the drive wheel at walker two ends, be located at track adjusting wheel on walker and crawler belt.
8. the adjustable dual-purpose type excavating machine of wheelbase according to claim 5, is characterized in that: on walker, be provided with the second HM Hydraulic Motor driving drive wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520272872.3U CN204587063U (en) | 2015-04-30 | 2015-04-30 | The adjustable dual-purpose type excavating machine of a kind of wheelbase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520272872.3U CN204587063U (en) | 2015-04-30 | 2015-04-30 | The adjustable dual-purpose type excavating machine of a kind of wheelbase |
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| Publication Number | Publication Date |
|---|---|
| CN204587063U true CN204587063U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520272872.3U Expired - Fee Related CN204587063U (en) | 2015-04-30 | 2015-04-30 | The adjustable dual-purpose type excavating machine of a kind of wheelbase |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906240A (en) * | 2022-05-16 | 2022-08-16 | 广东电网有限责任公司 | Pole construction equipment |
| CN115027585A (en) * | 2022-06-28 | 2022-09-09 | 广东电网有限责任公司东莞供电局 | Intelligent object carrying platform capable of getting across obstacles |
| CN115384617A (en) * | 2022-09-30 | 2022-11-25 | 南通理工学院 | Omnidirectional crawler traveling device with adjustable wheel track |
-
2015
- 2015-04-30 CN CN201520272872.3U patent/CN204587063U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114906240A (en) * | 2022-05-16 | 2022-08-16 | 广东电网有限责任公司 | Pole construction equipment |
| CN114906240B (en) * | 2022-05-16 | 2023-10-20 | 广东电网有限责任公司 | Electric pole construction equipment |
| CN115027585A (en) * | 2022-06-28 | 2022-09-09 | 广东电网有限责任公司东莞供电局 | Intelligent object carrying platform capable of getting across obstacles |
| CN115384617A (en) * | 2022-09-30 | 2022-11-25 | 南通理工学院 | Omnidirectional crawler traveling device with adjustable wheel track |
| CN115384617B (en) * | 2022-09-30 | 2023-06-27 | 南通理工学院 | Omnidirectional crawler running gear with adjustable wheel track |
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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: 20150826 Termination date: 20170430 |