CN203795429U - Telescopic device for walking-frame travelling mechanisms and engineering machine employing telescopic device - Google Patents
Telescopic device for walking-frame travelling mechanisms and engineering machine employing telescopic device Download PDFInfo
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- CN203795429U CN203795429U CN201420136262.6U CN201420136262U CN203795429U CN 203795429 U CN203795429 U CN 203795429U CN 201420136262 U CN201420136262 U CN 201420136262U CN 203795429 U CN203795429 U CN 203795429U
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- Prior art keywords
- extensible canopy
- walking
- cantilever seat
- engineering machine
- stretching device
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- 230000007246 mechanism Effects 0.000 title claims abstract description 51
- 230000003068 static effect Effects 0.000 claims description 13
- 230000003028 elevating effect Effects 0.000 description 8
- 230000007704 transition Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
Disclosed are a telescopic device for walking-frame travelling mechanisms and an engineering machine employing the telescopic device. The telescopic device at least comprises a first cantilever support (16), a second cantilever support (19), a first telescopic beam (13), a second telescopic beam (18), and at least one hydraulic cylinder (20). The first and second cantilever supports (16 and 19) are connected with a chassis (2); the first telescopic beam (13) is slidably connected with an inner cavity of the first cantilever support (16); the second telescopic beam (18) is slidably connected with an inner cavity of the second cantilever support (19); the hydraulic cylinders (20) drive the first telescopic beam (13) and the second telescopic beam (18) to slide in the inner cavities of the first and second cantilever supports (16 and 19). By operating the hydraulic cylinders, the walking-frame engineering machine has larger width during operation, and the requirement for operational stability of the walking-frame engineering machine is met; during inter-site transferring, the walking-frame engineering machine has smaller width, the requirement for the inter-site transferring width of the walking-frame engineering machine is met, transporting of complete machines is achieved, auxiliary operating time is shortened, efficiency is improved, labor intensity is reduced, and inter-site transferring cost is saved.
Description
Technical field
The utility model relates to walking engineering machine, especially relates to the stretching device of walking engineering machine walking mechanism.
Background technology
Walking engineering machine has a wide range of applications, and for example, walking static pile press is to rely on own wt, adopts hydraulic way precast concrete pile to be pressed into a kind of piling machinery on basis.As depicted in figs. 1 and 2, walking static pile press generally comprises with lower member: crane 1, chassis 2, cantilever 3, vertical shift mechanism 4, piling platform 5, pile clamping box 6, transverse-moving mechanism 7, driver's cabin 8, hydraulic system 9, electrical system 10, counterweight 11, hoist cylinder 12.In prior art, the walking mechanism of walking engineering machine is hydraulic walking.While advancing, the landing leg hydraulic cylinder of four elevating mechanisms is propped up by 12, the shoe boots that lower wall is liftoff drives walking oil cylinder to realize vertical shift mechanism 4 by hydraulic system move ahead, then pack up supporting leg and fall, by hydraulic cylinder, shrink and pull chassis 2 to move ahead, through operation so repeatedly, realize engineering machinery and move ahead.Landing leg hydraulic cylinder is fixedly connected on chassis, during walking engineering machine transition at present, after all needing complete machine dismounting to disintegrate, transport, dismounting is cumbersome, especially dismounting Chang Chuan mechanism, Duan Chuan mechanism, supporting leg etc., workload is large, and labour intensity is high, needs loop wheel machine to coordinate and just can complete the machine of tearing open and installation, in addition in narrower and small building site, loop wheel machine is also difficult to arrive, and the expense of some regional loop wheel machine is very expensive, increases construction cost.
Utility model content
In order to overcome the defect of prior art, the utility model provides a kind of stretching device of walking engineering machine walking mechanism and uses the walking engineering machine of this device.
In order to solve the problems of the technologies described above, on the one hand, the utility model provides a kind of stretching device of walking engineering machine walking mechanism.The stretching device of the walking engineering machine walking mechanism that the utility model provides, at least has the first cantilever seat and the second cantilever seat that are connected with chassis; The first extensible canopy being slidably connected with the inner chamber of described the first cantilever seat; The second extensible canopy being slidably connected with the inner chamber of described the second cantilever seat; At least one the hydraulic jack that described the first extensible canopy of promotion, the second extensible canopy slide in described the first cantilever seat, the second cantilever seat inner chamber.
As improving technical scheme: the stretching device of the step moving mechanism that the utility model provides, also has the first free bearing being fixed on described the first extensible canopy; Be fixed on the second free bearing on described the second extensible canopy; The two ends of described hydraulic jack are hinged by the first hinge, the second hinge and described the first free bearing and the second free bearing respectively.
As improving technical scheme: the stretching device of the step moving mechanism that the utility model provides, described the first extensible canopy, the second extensible canopy are cross-sectional sizes two box structure parts not etc., and one of them extensible canopy can slip in the inner chamber of another extensible canopy.
As improving technical scheme: the stretching device of the step moving mechanism that the utility model provides, described the first cantilever seat has at least one dowel hole, described the first extensible canopy has at least one pin-and-hole that coordinates location with the first cantilever seat dowel hole, by inserting the first alignment pin, the first extensible canopy is located; Described the second cantilever seat has at least one dowel hole, and described the second extensible canopy has at least one pin-and-hole that coordinates location with the second cantilever seat dowel hole, by inserting the second alignment pin, the second extensible canopy is located.
As improving technical scheme: the stretching device of the step moving mechanism that the utility model provides, described the first cantilever seat is provided with the position-limit mechanism of described the first extensible canopy landing of restriction; Described the second cantilever seat is provided with the position-limit mechanism of described the second extensible canopy landing of restriction.
In the situation that not conflicting, above-mentioned improvement project can be implemented alone or in combination.
In order to solve the problems of the technologies described above, on the other hand, the utility model provides a kind of walking engineering machine, and the walking engineering machine that the utility model provides has the stretching device of the step moving mechanism described in aforementioned any one.
As optimal technical scheme: the walking engineering machine that the utility model provides is walking static pile press.
Walking engineering machine arranges the stretching device of two cover step moving mechanisms, and described the first extensible canopy, the second extensible canopy are connected with the hoist cylinder of walking engineering machine elevating mechanism respectively, and the piston rod of hoist cylinder is connected with the walking dolly of vertical shift mechanism.When promoting hydraulic jack that extensible canopy slides in cantilever seat inner chamber in contraction state, vertical shift mechanism, elevating mechanism retraction, thus make walking engineering machine there is minimum widith, to meet the width requirement of walking engineering machine transition transportation; When hydraulic jack is when stretching out state, vertical shift mechanism, elevating mechanism outwards launch, thereby make walking engineering machine have larger width, meet the stability requirement of walking engineering machine work.
The beneficial effect that the utility model brings: the stretching device of the step moving mechanism that the utility model provides, by manipulation, promote the hydraulic jack that extensible canopy slides in cantilever seat inner chamber, when operation, make walking engineering machine there is larger width, meet the stability requirement of walking engineering machine work; When transition, make walking engineering machine there is minimum widith, to meet the width requirement of walking engineering machine transition transportation, and do not need to dismantle vertical shift mechanism, elevating mechanism and the corresponding pipeline of walking engineering machine, thereby realize complete machine transportation, significantly reduce service working time, increase work efficiency, reduce labour intensity, save transition expense.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the main TV structure schematic diagram of embodiment static pile press;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is that embodiment stretching device is in stretching out the sectional structure schematic diagram of state;
Fig. 4 is the sectional structure schematic diagram of embodiment stretching device in contraction state.
The specific embodiment
On market, conventional walking engineering machine has walking pile frame, walking rig, walk type crane, walking static pile press etc.The utility model is described in further detail as example to take walking static pile press below.
As shown in Figures 1 to 4, the first cantilever seat 16 of step moving mechanism stretching device is fixedly connected with chassis 2 with the second cantilever seat 19, the inner chamber of the first extensible canopy 13 and the first cantilever seat 16 is slidably connected, the first cantilever seat 16 has a dowel hole, the first extensible canopy 13 has a plurality of pin-and-holes that can coordinate with the first cantilever seat 16 dowel holes location, by selecting different pin-and-hole on the first extensible canopy 13, insert the first alignment pin 17 the first extensible canopy 13 is positioned to different positions; The inner chamber of the second extensible canopy 18 and the second cantilever seat 19 is slidably connected, the second cantilever seat 19 has a dowel hole, the second extensible canopy 18 has a plurality of pin-and-holes that can coordinate with the first cantilever seat 16 dowel holes location, by selecting different pin-and-hole on the second extensible canopy 18, insert the second alignment pin 23 the second extensible canopy 18 is positioned to different positions.The first cantilever seat 16 is provided with the position-limit mechanism of restriction the first extensible canopy 13 landings; The second cantilever seat 19 is provided with the position-limit mechanism of restriction the second extensible canopy 18 landings.The first free bearing 14 is fixed on the outer end of the first extensible canopy 13 inner chambers; The second free bearing 22 is fixed on the outer end of the second extensible canopy 18 inner chambers; The first hinge 15, the second hinge 24 and described the first free bearing 14 are passed through respectively in the two ends of hydraulic jack 20, the second free bearing 22 is hinged.Flexible promotion the first extensible canopy 13, second extensible canopy 18 of hydraulic jack 20 slide in the first cantilever seat 16, the second cantilever seat 19 inner chambers.The first extensible canopy 13, the second extensible canopy 18 are cross-sectional sizes two box structure parts not etc., and wherein the external surface of the first extensible canopy 13 matches with the inner chamber of the second extensible canopy 18, and the first extensible canopy 13 can slip in the inner chamber of the second extensible canopy 18.Shoe formula static pile press is provided with the stretching device of two cover step moving mechanisms, the first extensible canopy 13 of stretching device, the second extensible canopy 18 are fixedly connected with the first hoist cylinder 21 of elevating mechanism, the cylinder seat of the second hoist cylinder 12 respectively, the first hoist cylinder 21, the second hoist cylinder 12 are connected with the walking dolly of vertical shift mechanism 4 by cylinder piston rod bulb, thereby make the vertical shift mechanism 4 of walking static pile press both sides, hoist cylinder 12,21 be linked to be integral body with the first extensible canopy 13 or second extensible canopy 18 of stretching device respectively.Other parts of static pile press are same as the prior art with being connected of main frame, after connecting, form static pile press.
When hydraulic jack 20 is during in retracted mode, vertical shift mechanism 4, elevating mechanism bounce back together in company with the first extensible canopy 13 or the second extensible canopy 18, insert the first alignment pin 17, the second alignment pin 23 is fixed the position of the first extensible canopy 13, the second extensible canopy 18, thereby make static pile press there is minimum widith, to meet the width requirement of static pile press transition transportation; When hydraulic jack 20 is when stretching out state, vertical shift mechanism 4, elevating mechanism outwards launch together in company with the first extensible canopy 13, the second extensible canopy 18, thereby make machine have Breadth Maximum, meet the stability requirement of machine work.
The step moving mechanism stretching device that the utility model provides can be used for: the engineering machinery such as walking pile frame, walking rig, walk type crane.Can solve same technical problem, and there is identical or close technique effect.
The utility model is not limited to above preferred embodiment, also can in the spirit of the utility model claim and manual restriction, carry out conversion and the improvement of various ways, can solve same technical problem, and obtain the technique effect of expection, therefore do not repeat.Those of ordinary skill in the art can be from the disclosed content of the utility model directly or all schemes of associating, as long as within the spirit limiting in claim, also belong to protection domain of the present utility model.
Claims (7)
1. a stretching device for step moving mechanism, is characterized in that: at least have the first cantilever seat (16) and the second cantilever seat (19) that are connected with chassis (2); The first extensible canopy (13) being slidably connected with the inner chamber of described the first cantilever seat (16); The second extensible canopy (18) being slidably connected with the inner chamber of described the second cantilever seat (19); At least one the hydraulic jack (20) that promotion described the first extensible canopy (13), the second extensible canopy (18) slide in described the first cantilever seat (16), the second cantilever seat (19) inner chamber.
2. the stretching device of step moving mechanism according to claim 1, is characterized in that: also have the first free bearing (14) being fixed on described the first extensible canopy (13); Be fixed on the second free bearing (22) on described the second extensible canopy (18); The two ends of described hydraulic jack (20) are hinged by the first hinge (15), the second hinge (24) and described the first free bearing (15) and the second free bearing (22) respectively.
3. the stretching device of step moving mechanism according to claim 1, it is characterized in that: described the first extensible canopy (13), the second extensible canopy (18) are cross-sectional sizes two box structure parts not etc., and one of them extensible canopy can slip in the inner chamber of another extensible canopy.
4. the stretching device of step moving mechanism according to claim 1, it is characterized in that: described the first cantilever seat (16) has at least one dowel hole, described the first extensible canopy (13) has at least one pin-and-hole that coordinates location with the first cantilever seat (16) dowel hole, by inserting the first alignment pin (17), the first extensible canopy (13) is located; Described the second cantilever seat (19) has at least one dowel hole, described the second extensible canopy (18) has at least one pin-and-hole that coordinates location with the second cantilever seat (19) dowel hole, by inserting the second alignment pin (23), the second extensible canopy (18) is located.
5. the stretching device of step moving mechanism according to claim 1, is characterized in that: described the first cantilever seat (16) is provided with the position-limit mechanism of restriction described the first extensible canopy (13) landing; Described the second cantilever seat (19) is provided with the position-limit mechanism of restriction described the second extensible canopy (18) landing.
6. a walking engineering machine, is characterized in that: the stretching device with step moving mechanism described in claim 1～5 any one.
7. walking engineering machine according to claim 6, is characterized in that: described engineering machinery is walking static pile press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420136262.6U CN203795429U (en) | 2014-03-25 | 2014-03-25 | Telescopic device for walking-frame travelling mechanisms and engineering machine employing telescopic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420136262.6U CN203795429U (en) | 2014-03-25 | 2014-03-25 | Telescopic device for walking-frame travelling mechanisms and engineering machine employing telescopic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203795429U true CN203795429U (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420136262.6U Expired - Lifetime CN203795429U (en) | 2014-03-25 | 2014-03-25 | Telescopic device for walking-frame travelling mechanisms and engineering machine employing telescopic device |
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| Country | Link |
|---|---|
| CN (1) | CN203795429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016033706A1 (en) * | 2014-09-03 | 2016-03-10 | 杨一男 | Walker-type traveling base apparatus |
-
2014
- 2014-03-25 CN CN201420136262.6U patent/CN203795429U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016033706A1 (en) * | 2014-09-03 | 2016-03-10 | 杨一男 | Walker-type traveling base apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190930 Address after: Lao Dao he Zhen Guang Sheng Cun, Kaifu District, Hunan province 410152 Changsha Patentee after: CHANGSHA TOPWORLD ENGINEERING MACHINERY Co.,Ltd. Address before: 410152 Hunan province Changsha Kaifu District, Sha Ping Industrial Park Road Guangsheng Patentee before: CHANGSHA TOPPILE MACHINERY EQUIPMENT CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140827 |