CN201411726Y - Hydraulic walking excavator - Google Patents
Hydraulic walking excavator Download PDFInfo
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- CN201411726Y CN201411726Y CN2009201406568U CN200920140656U CN201411726Y CN 201411726 Y CN201411726 Y CN 201411726Y CN 2009201406568 U CN2009201406568 U CN 2009201406568U CN 200920140656 U CN200920140656 U CN 200920140656U CN 201411726 Y CN201411726 Y CN 201411726Y
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Abstract
The utility model discloses a hydraulic walking excavator, relating to construction machinery. The hydraulic walking excavator comprises a common hydraulic excavating device and a unique hydraulic walking device; the hydraulic walking device comprises a longitudinal movement mechanism, hydraulic support legs and a horizontal movement mechanism, and the walking modes comprises three types of longitudinal movement, horizontal movement and steering; besides, the hydraulic walking excavator also comprises the lateral displacement mechanism which has left, middle and right excavating working positions, and has simple structure and following lamps. The hydraulic walking excavator has the advantages of simple structure, low cost, convenient operation, wide working range, convenient night work and the like, and is suitable for various pavement operations, especially soft soil zone operation.
Description
Technical field:
The utility model relates to a kind of engineering machinery, particularly a kind of walking hydraulic crawler excavator.
Background technology:
Under the influence of state macro-control policy, China's engineering machinery industry has entered the accelerated development stage in recent years, presents unprecedented prosperity situation.The construction of countries such as Asia other countries, Latin America, Africa also will increase considerably the demand of engineering machinery, and this provides excellent opportunity for China's engineering machinery enters the world market.As one of the kind of engineering machinery hydraulic crawler excavator, for raising labour productivity and to quicken development and national economy significant.The principal organ of hydraulic crawler excavator comprises at present: excavating gear, slewing equipment and three parts of running gear; Be divided into by the kind of drive: hydraulic drive, machine driving; Can be divided into by walking manner: crawler type, rubber-tyred, truck mounted, suspension type, drag formula and walking.Wherein crawler hypraulic excavator has the stability of climbing capacity, work preferably and can adapt to advantage such as bad working environment preferably because of it, be most widely used, but the cost of this type of excavator is higher; And the walking hydraulic crawler excavator occurs considerably lessly at present, on October 8th, 2008, disclosed publication number was: CN101280569A " walking telescopic arm type remote control digging machine " discloses a kind of walking hydraulic crawler excavator, this excavator is very suitable for all kinds of foundation pit constructions, but the running gear structure of this excavator is more complicated still, and cost is still than higher.
In addition, though hydraulic crawler excavator is of a great variety, excavating gear is to arrange the central cross-section that is installed in complete machine mostly.A few is abroad also arranged, and its excavating gear can be from the central cross-section sidesway of complete machine to left and right both sides, so that carry out digging operation near the edge of building or other obstructions.In the case, employing often can be locked at the sidesway mechanism with four hydraulic jacks on the crossbeam of vehicle frame termination.As can be seen, the hydraulic system of complete machine is just unclamped attachment devices such as stepping on button, high-pressure hose, joint and is become very numerous and diverse because of having increased sidesway locking cylinder, sidesway lock valve, sidesway, increase the erection work amount and improved maintenance difficulty, thus the also corresponding cost of production that increased.
The utility model content:
The technical problems to be solved in the utility model is: a kind of walking hydraulic crawler excavator simple in structure, lower-cost running gear that has is provided.
Further technical problem to be solved in the utility model is: make this walking hydraulic crawler excavator also have sidesway mechanism simple in structure.
The technical scheme that solves the problems of the technologies described above is: a kind of walking hydraulic crawler excavator, comprise excavating gear, driver's cabin and manipulation device, power set, hydraulic moving device and hydraulic control system, described hydraulic moving device is the hydraulic moving mechanism running gear, it includes the vertical shift mechanism that is controlled by hydraulic control system respectively, hydraulic leg and transverse-moving mechanism, described vertical shift mechanism is positioned at the bottom of excavator, this vertical shift mechanism is mainly by top bottom-disc, low bottom-disc, friction mechanism between top bottom-disc and low bottom-disc and hydraulic jack are formed, and the low bottom-disc both sides are equipped with top bottom-disc guide-localization piece; Described hydraulic leg lays respectively at the two ends of excavator, and this hydraulic leg mainly is made up of fairlead, the hydraulic jack that is positioned at fairlead, and the top bottom-disc of fairlead and vertical shift mechanism is fixed together; Described transverse-moving mechanism lays respectively at the two ends of low bottom-disc below, this transverse-moving mechanism mainly is made up of horizontal pin frid, gathering sill, sideslip oil cylinder, friction mechanism between horizontal pin frid and gathering sill, and the low bottom-disc of gathering sill and vertical shift mechanism is fixed together.
Further technical scheme of the present utility model is: this walking hydraulic crawler excavator also includes sidesway mechanism, this sidesway mechanism mainly by door frame, can form along sidesway frame, the alignment pin of door frame shifted laterally, wherein, door frame is installed in vertical shift mechanism top bottom-disc termination and between the hydraulic leg of both sides, excavator rear end, this door frame is provided with dowel hole in the centre position; Described sidesway frame is connected with the revolving body of the swing arm end of excavating gear, and the centre position of this sidesway frame is correspondingly provided with the junction plate that has alignment pin, plate hole, and is located by connecting by securing member and door frame respectively at two ends; Described alignment pin matches with the plate hole of sidesway frame, the dowel hole of door frame respectively, and by spring mechanism alignment pin is entered in the dowel hole of door frame automatically.
A lamp of following that possesses anti-mudstone device also is installed under the swing arm of described excavating gear.
Owing to adopted said structure, the walking hydraulic crawler excavator of the utility model is compared with existing hydraulic crawler excavator, has following beneficial effect:
1. complete machine structure is fairly simple:
(1), running gear is simple in structure, cost is lower:
Because running gear of the present utility model is the hydraulic moving mechanism running gear, vertical shift mechanism, hydraulic leg and the transverse-moving mechanism of this hydraulic moving mechanism running gear have included hydraulic jack, by the control of hydraulic control system, can realize vertically moving, laterally move and turning to of complete machine to each hydraulic jack of vertical shift mechanism, hydraulic leg and transverse-moving mechanism.Therefore, its structure is very simple, how to be made up of welded member basically, and easy to manufacture, cost is also lower.
(2), the structure of sidesway mechanism is also fairly simple:
Since sidesway of the present utility model mechanism mainly by door frame, can form along sidesway frame, the alignment pin of door frame shifted laterally, wherein, the sidesway frame is connected with the revolving body of excavating gear swing arm end, its structure is very simple.When the needs sidesway, transfer to earlier alignment pin and with its half-twist, removal of fastener can utilize then that excavating gear is horizontal to push away (drawing) active force, make the appropriate location of its sidesway, be respectively charged at last and tightening fastener parts gets final product to left or right-hand a certain positioning end.When needs return O line meta, can carry out similar operations, can utilize still that excavating gear is horizontal to push away (drawing) active force, make the sidesway frame get back to O line meta.
Remove this part, complete machine structure of the present utility model is also fairly simple, makes by welded member basically, and materials are simple, and are easily manufactured, and cost is low, and the assembling maintenance is easy, has improved the cost performance of this machine greatly.
2. easy to operate:
Vertically moving, laterally moving and turning to all and can control owing to the utility model complete machine by hydraulic control system, its operation is more convenient, and since the effect of sidesway mechanism can make excavating gear move to three positions, left, center, right easily and carry out digging operation; It is therefore, of the present utility model that operation is very easy.
3. it is less to form the infusion of financial resources of production equipment needed thereby, is easy to produce in batches.
4. possess strong and powerful dynamical system, hydraulic system is energy-efficient reliably, does not have and impacts, and complete machine is steady during work, and job stabilization is good.And the Area of bearing of main frame big (horizontal pin frid and main frame are with wide), also have group's support of three hydraulic pressure legs, make the stability of complete machine special good.
5. driver's cabin is roomy, comfortable, and seat is adjustable, can prevent junk, dust-break, sun-proof, elegant in appearance, inexpensive.
6. adopt brand-new digging operation pattern, have outstanding field-strip ability, can change multiple functional device easily, have the compacting operation of crushing operation, roadbed side slope and excavate operation function such as tree well.
7. adopt the transmission of positive displacement hydraulic pressure static pressure, can realize flexibly vertically, laterally move and turn to.In place easy, accurate, handiness, flexible, reliable to digging operation.
8. during operation, less demanding to the flatness on its ground, be easy to regulate the verticality of digging mechanism meta in the face of horizontal plane.Can be fit to various operations road surface, particularly can adapt to soil property soft area operation, compliance is wider.
9. this machine has also been set up a lamp of following that possesses anti-mudstone device that is positioned under the swing arm, is more convenient for night work, can also be energy-conservation, explosion-proof, anti-mudstone is to the destruction of bulb.
Below, the technical characterictic to the walking hydraulic crawler excavator of the utility model is further described in conjunction with the accompanying drawings and embodiments.
Description of drawings:
The structural representation of the walking hydraulic crawler excavator of Fig. 1-Fig. 2: embodiment one described the utility model;
Fig. 1: front view, the A of Fig. 2: Fig. 1 is to view;
Fig. 3: the vertical shift oil cylinder elongation schematic diagram of the walking hydraulic crawler excavator vertical shift mechanism of the utility model;
Fig. 4: the sideslip oil cylinder elongation schematic diagram of the walking hydraulic crawler excavator transverse-moving mechanism of the utility model;
Fig. 5: elongation of sideslip oil cylinder of the walking hydraulic crawler excavator transverse-moving mechanism of the utility model, the schematic diagram of a steering angle that shortens and obtain;
Among the figure:
The 1-excavating gear, the 11-swing arm, the 12-revolving body, the 13-counterweight, 2-driver's cabin and manipulation device,
The 3-power set, 4-hydraulic moving mechanism running gear, 41-vertical shift mechanism, the 411-top bottom-disc,
The 412-low bottom-disc, 413-top bottom-disc guide-localization piece, the 42-hydraulic leg, the 421-fairlead,
The 43-transverse-moving mechanism, the horizontal pin frid of 431-, the 432-gathering sill, 5-sidesway mechanism, the 51-door frame,
52-sidesway frame, the 53-alignment pin, the 54-securing member, 6-follows lamp.
The specific embodiment:
Embodiment one:
Disclosed among Fig. 1-Fig. 2 is a kind of walking hydraulic crawler excavator, this excavator includes excavating gear 1, driver's cabin and manipulation device 2, power set 3, hydraulic moving device 4, sidesway mechanism 5 and hydraulic control system, described hydraulic moving device 4 is the hydraulic moving mechanism running gear, the vertical shift mechanism 41 that it is controlled by hydraulic control system respectively, hydraulic leg 42 and transverse-moving mechanism 43 are formed, wherein, vertical shift mechanism 41 is positioned at the bottom of excavator, this vertical shift mechanism 41 is by top bottom-disc 411, low bottom-disc 412, friction mechanism between top bottom-disc 411 and low bottom-disc 412 and hydraulic jack are formed, and low bottom-disc 412 both sides are equipped with top bottom-disc guide-localization piece 413; Described hydraulic leg 42 has three, they lay respectively at the two ends of excavator, be that the rear end distributes two, front end distributes one, each hydraulic leg 42 is made up of fairlead 421, the hydraulic jack that is positioned at fairlead, and fairlead 421 is fixed together with the top bottom-disc 41 1 of vertical shift mechanism 41; Described transverse-moving mechanism 43 has two, they lay respectively at the two ends of low bottom-disc 412 belows, this transverse-moving mechanism 43 is made up of horizontal pin frid 431, gathering sill 432, sideslip oil cylinder, friction mechanism between horizontal pin frid 431 and gathering sill 432, and gathering sill 432 is fixed together with the low bottom-disc 412 of vertical shift mechanism.
Described sidesway mechanism by door frame 51, can form along sidesway frame 52, the alignment pin 53 of door frame 51 shifted laterallys, wherein, door frame 51 is installed in vertical shift mechanism top bottom-disc 411 terminations and between the hydraulic leg 42 of both sides, excavator rear end, and this door frame 51 is provided with dowel hole in the centre position; Described sidesway frame 52 is connected with the revolving body 12 of swing arm 11 ends of excavating gear, and the centre position of this sidesway frame 52 is correspondingly provided with the junction plate that has alignment pin 53, plate hole, and is located by connecting by securing member 54 and door frame 51 respectively at two ends; Described alignment pin 53 matches with the plate hole of sidesway frame 52, the dowel hole of door frame 51 respectively, and by spring mechanism alignment pin 53 is entered in the dowel hole of door frame 51 automatically.
The swing arm of described excavating gear 1 also be equipped with for 11 times one possess anti-mudstone device follow lamp 6, this is followed lamp 6 and adopts energy-conservation, explosion proof luminaire, lamp has parallel exposure fence mechanism outward.
In the above-mentioned friction mechanism and hydraulic jack between top bottom-disc 411 and low bottom-disc 412, friction mechanism is to be the friction mechanism that the upper surface of the soffit of top bottom-disc 411 and low bottom-disc 412 forms, and hydraulic jack is meant vertical shift oil cylinder and high-pressure hose, seamless steel pipe, joint etc.In like manner, described horizontal pin frid 431 and the sideslip oil cylinder between the gathering sill 432 at transverse-moving mechanism 43 also is meant sideslip oil cylinder and high-pressure hose, seamless steel pipe, joint etc.; Friction mechanism also is meant the friction surface that forms between horizontal pin frid 431 and the gathering sill 432.
As a kind of conversion of present embodiment one, described hydraulic leg 42 also can be four, has just increased cost of production.
Another conversion as present embodiment one, in the described friction mechanism and hydraulic jack between top bottom-disc 411 and low bottom-disc 412, friction mechanism also can be the friction mechanism that is formed by the upper surface that is installed in friction pulley on top bottom-disc 411 soffits and low bottom-disc 412, can also be other known planar friction structure.In like manner, described horizontal pin frid 431 and the friction mechanism between the gathering sill 432 at transverse-moving mechanism 43 also can also be other known planar friction structure.
The walking hydraulic crawler excavator of the utility model realizes that the operating principle of vertically walking, laterally walking and turning to is as follows:
1, vertically walking: form by top bottom-disc 411, low bottom-disc 412, friction mechanism and hydraulic jack between top bottom-disc 411 and low bottom-disc 412 because vertical shift mechanism is this vertical shift mechanism 41, also be the chassis supported of whole excavator, be used for the supporting excavation machine all mechanisms and bear the power that equipment is produced in the course of the work, can working property and the vertically moving of short distance transportation property.X shown in Fig. 3 is a vertical shift oil cylinder elongation, makes between top bottom-disc and the low bottom-disc and produces displacement.The excavating gear 1 of top bottom-disc 411 and top thereof, driver's cabin and manipulation device 2, power set 3, hydraulic leg 42, sidesway mechanism 5 and follow lamp 6 and move the X value from the rear end towards front end.After this, three hydraulic leg 42 elongations are also landed, and the transverse-moving mechanism 43 that is positioned at bottom, two ends, upper and lower chassis is liftoff; The vertical shift oil cylinder shortens, and then low bottom-disc resets to top bottom-disc together with transverse-moving mechanism, and excavator is finished from the rear end vertical shift to front end, the X value of promptly vertically being walked.
2, laterally walking: the Y shown in Fig. 4 is the sideslip oil cylinder elongation in the two ends transverse-moving mechanism 43, makes all mechanisms together with the top of vertical shift mechanism 41, with respect to the base generation displacement of transverse-moving mechanism 43.After the oil cylinder elongation supporting leg of three hydraulic legs 42 landed, the base plate face of the horizontal pin frid 431 of transverse-moving mechanism 43 was liftoff; Sideslip oil cylinder shortens, and action resets, and excavator is finished the traversing action Y value of promptly laterally being walked.
3, turn to: the θ angle shown in Fig. 5 is for handling the sideslip oil cylinder of two transverse-moving mechanisms 43 simultaneously, an elongation, and another shortening and the steering angle that obtains, excavator promptly obtains go to action.Cooperate the effect of three hydraulic legs 42, make sideslip oil cylinder make opposite stretching motion, can be to turn to next time and get ready,
The walking hydraulic crawler excavator of the utility model realizes that the operating principle of excavating gear sidesway is as follows:
This walking hydraulic crawler excavator is overlooked direction and is possessed and have three to excavate positions in the rear end, L as shown in Figure 2, O, R position when the needs sidesway, are transferred to alignment pin 53 earlier and it are rotated 90, removal of fastener, the machine of going up is then handled, and utilizes that excavating gear is horizontal to push away (drawing) active force, makes its sidesway to L or R position, the sidesway distance is H, be respectively charged into and tighten the quadruplet securing member then, when needs turn back to the O meta with excavating gear, can carry out similar operation.And can utilize still that excavating gear is horizontal to push away (drawing) active force, make the sidesway frame get back to O position center line.
Claims (3)
1. walking hydraulic crawler excavator, comprise excavating gear (1), driver's cabin and manipulation device (2), power set (3), hydraulic moving device (4) and hydraulic control system, it is characterized in that: described hydraulic moving device (4) is the hydraulic moving mechanism running gear, it includes the vertical shift mechanism (41) that is controlled by hydraulic control system respectively, hydraulic leg (42) and transverse-moving mechanism (43), described vertical shift mechanism (41) is positioned at the bottom of excavator, this vertical shift mechanism (41) is mainly by top bottom-disc (411), low bottom-disc (412), the friction mechanism and the hydraulic jack that are positioned between top bottom-disc (411) and the low bottom-disc (412) are formed, and low bottom-disc (412) both sides are equipped with top bottom-disc guide-localization piece (413); Described hydraulic leg (42) lays respectively at the two ends of excavator, and this hydraulic leg mainly is made up of fairlead (421), the hydraulic jack that is positioned at fairlead, and fairlead (421) is fixed together with the top bottom-disc (411) of vertical shift mechanism (41); Described transverse-moving mechanism (43) lays respectively at the two ends of low bottom-disc (412) below, this transverse-moving mechanism (43) mainly is made up of horizontal pin frid (431), gathering sill (432), the sideslip oil cylinder, the friction mechanism that are positioned between horizontal pin frid (431) and the gathering sill (432), and gathering sill (432) is fixed together with the low bottom-disc (412) of vertical shift mechanism.
2. walking hydraulic crawler excavator according to claim 1, it is characterized in that: this walking hydraulic crawler excavator also includes sidesway mechanism (5), this sidesway mechanism mainly by door frame (51), can form along sidesway frame (52), the alignment pin (53) of door frame (51) shifted laterally, wherein, door frame (51) is installed in vertical shift mechanism top bottom-disc (411) termination and is positioned between the hydraulic leg (42) of both sides, excavator rear end, and this door frame (51) is provided with dowel hole in the centre position; Described sidesway frame (52) is connected with the revolving body (12) of swing arm (11) end of excavating gear, the centre position of this sidesway frame (52) is correspondingly provided with the junction plate that has alignment pin (53), plate hole, and is located by connecting by securing member (54) and door frame (51) respectively at two ends; Described alignment pin (53) matches with the plate hole of sidesway frame (52), the dowel hole of door frame (51) respectively, and by spring mechanism alignment pin (53) is entered in the dowel hole of door frame (51) automatically.
3. walking hydraulic crawler excavator according to claim 1 and 2 is characterized in that: also be equipped with under the swing arm (11) of described excavating gear (1) one possess anti-mudstone device follow lamp (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201406568U CN201411726Y (en) | 2009-03-26 | 2009-03-26 | Hydraulic walking excavator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201406568U CN201411726Y (en) | 2009-03-26 | 2009-03-26 | Hydraulic walking excavator |
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| CN201411726Y true CN201411726Y (en) | 2010-02-24 |
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| CN2009201406568U Expired - Fee Related CN201411726Y (en) | 2009-03-26 | 2009-03-26 | Hydraulic walking excavator |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215977A (en) * | 2013-04-08 | 2013-07-24 | 常熟建工建设集团有限公司苏州分公司 | Novel multifunctional excavator |
| CN103233488A (en) * | 2013-04-09 | 2013-08-07 | 常熟建工建设集团有限公司苏州分公司 | Novel excavator |
| CN103726536A (en) * | 2014-01-10 | 2014-04-16 | 徐工集团工程机械股份有限公司道路机械分公司 | Four-support-leg walking type excavator |
| CN104481532A (en) * | 2014-12-09 | 2015-04-01 | 辽宁威跃集团机械制造有限公司 | Mineral offset adjusting excavator |
| CN105332396A (en) * | 2015-12-07 | 2016-02-17 | 江苏柳工机械有限公司 | Locking device for excavation working device of lateral moving type loader-digger |
| CN108517917A (en) * | 2018-07-03 | 2018-09-11 | 马鞍山松鹤信息科技有限公司 | A kind of walking type excavator |
| CN108755824A (en) * | 2018-04-17 | 2018-11-06 | 湖北博创机械制造有限责任公司 | A kind of chassis assembly for digging loading machine |
| CN111287239A (en) * | 2020-02-26 | 2020-06-16 | 深圳市宏大建设集团有限公司 | Device and method suitable for cleaning sludge in black river |
| CN111411652A (en) * | 2020-05-13 | 2020-07-14 | 三一重机有限公司 | Supporting mechanism and backhoe loader |
| EE01529U1 (en) * | 2019-12-27 | 2021-04-15 | Oleg Bõstrov | Rotary platform of a walking excavator |
| CN114293910A (en) * | 2022-01-04 | 2022-04-08 | 四川宏华石油设备有限公司 | Derrick towing device, aligning method of derrick towing device and wellhead, and derrick towing system |
-
2009
- 2009-03-26 CN CN2009201406568U patent/CN201411726Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215977A (en) * | 2013-04-08 | 2013-07-24 | 常熟建工建设集团有限公司苏州分公司 | Novel multifunctional excavator |
| CN103233488A (en) * | 2013-04-09 | 2013-08-07 | 常熟建工建设集团有限公司苏州分公司 | Novel excavator |
| CN103726536A (en) * | 2014-01-10 | 2014-04-16 | 徐工集团工程机械股份有限公司道路机械分公司 | Four-support-leg walking type excavator |
| CN103726536B (en) * | 2014-01-10 | 2016-04-06 | 徐工集团工程机械股份有限公司道路机械分公司 | A kind of four supporting leg walking type excavators |
| CN104481532A (en) * | 2014-12-09 | 2015-04-01 | 辽宁威跃集团机械制造有限公司 | Mineral offset adjusting excavator |
| CN105332396A (en) * | 2015-12-07 | 2016-02-17 | 江苏柳工机械有限公司 | Locking device for excavation working device of lateral moving type loader-digger |
| CN108755824A (en) * | 2018-04-17 | 2018-11-06 | 湖北博创机械制造有限责任公司 | A kind of chassis assembly for digging loading machine |
| CN108517917A (en) * | 2018-07-03 | 2018-09-11 | 马鞍山松鹤信息科技有限公司 | A kind of walking type excavator |
| EE01529U1 (en) * | 2019-12-27 | 2021-04-15 | Oleg Bõstrov | Rotary platform of a walking excavator |
| CN111287239A (en) * | 2020-02-26 | 2020-06-16 | 深圳市宏大建设集团有限公司 | Device and method suitable for cleaning sludge in black river |
| CN111411652A (en) * | 2020-05-13 | 2020-07-14 | 三一重机有限公司 | Supporting mechanism and backhoe loader |
| CN114293910A (en) * | 2022-01-04 | 2022-04-08 | 四川宏华石油设备有限公司 | Derrick towing device, aligning method of derrick towing device and wellhead, and derrick towing system |
| CN114293910B (en) * | 2022-01-04 | 2023-09-22 | 四川宏华石油设备有限公司 | Derrick pulling device, well head alignment method thereof and derrick pulling system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100224 Termination date: 20120326 |