CN202718124U - Piling power device of hydraulic pile driver - Google Patents
Piling power device of hydraulic pile driver Download PDFInfo
- Publication number
- CN202718124U CN202718124U CN 201220324571 CN201220324571U CN202718124U CN 202718124 U CN202718124 U CN 202718124U CN 201220324571 CN201220324571 CN 201220324571 CN 201220324571 U CN201220324571 U CN 201220324571U CN 202718124 U CN202718124 U CN 202718124U
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- Prior art keywords
- hydraulic
- cylinder
- cylinder body
- oil
- energy accumulator
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- Expired - Fee Related
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model discloses a piling power device of a hydraulic pile driver. The piling power device of the hydraulic pile driver is mainly characterized in that a hydraulic cylinder is divided into an inner layer and an outer layer, wherein an outer layer cylinder body is further connected with a lower pressure energy accumulator and a high pressure energy accumulator. A sliding valve is arranged between an inner layer cylinder body and the outer layer cylinder body, a via hole is arranged in the sliding valve, and the sliding of the sliding valve can enable the low pressure energy accumulator and the high pressure energy accumulator respectively to close or connect in the inner layer cylinder body. The diameter of the bottom portion of the inner layer cylinder body is smaller than the diameter of the upper portion of the inner layer cylinder body, and the height of the portion is the movable travel of the sliding valve. A opening groove is arranged on the via hole of the sliding vale corresponding to an oil inlet, a control oil mouth is also arranged on the cylinder wall of the outer layer cylinder body, and the closing and opening of the control oil mouth are controlled by an electromagnetic valve. Due to the fact that an energy accumulator oil cylinder is arranged, besides the own hydraulic pressure of a hydraulic chamber, the hydraulic oil of the energy accumulator oil cylinder can continue to increase hydraulic pressure of an inner layer hydraulic chamber, and therefore internal pressurization can be carried out to a piston rod, a pile hammer swift hammering on a pile cap driven by the piston rod can be achieved, and pressure increasing effect can be achieved.
Description
Technical field:
The utility model is related is a kind of improvement invention of hydraulic pile driver pile driving rig, particularly be a kind of piling power set that can carry out to pile hammer supercharging.
Background technology:
In the prior art, piling work is at bridge, harbour, in the foundation constructions such as building, no matter be waterborne, the land all be one traditional, ripe job practices, in the world, hydraulic pile hammer is the at present pile driving equipment and the engineering method that generally adopt of comparatively advanced maturation, that adopts at present at home mostly is diesel pile hammer, Static pressure pile driver and a small amount of nonoculture are firmly or the hydraulic pile hammer of open type, diesel hammer is because it produces waste gas in construction, noise and vibrations are larger public hazards and being restricted all, Static pressure pile driver is because it is bulky, also exist high transition freight to increase construction cost, the nonoculture hydraulic hammer hitting power of exerting oneself is little, and the larger noise of open hydraulic hammer also is difficult to promote in municipal construction.
Summary of the invention:
Given this, the technical problem that the utility model solves is to increase hydraulic pressure piling pressure in order to provide, and reduce the piling power set of a kind of hydraulic pile driver of noise pollution, to achieve these goals, the utility model adopts following technical scheme to realize: the piling power set of this kind hydraulic pile driver, the piling power set, include urceolus, be provided with hydraulic cylinder in the described urceolus, piston rod in the hydraulic cylinder is connected with pile hammer by shaft coupling, described hydraulic cylinder body is provided with oil-in, it is inside and outside two-layer to it is characterized in that described hydraulic cylinder is divided into, described piston rod is arranged in the internal layer cylinder body, described inside and outside two-layer cylinder body is by up and down two holes connections, and separate by piston, described outer cylinder block also is connected with low pressure accumulator and high pressure accumulator, be provided with guiding valve between the described inside and outside two-layer cylinder body, guiding valve is provided with via, described guiding valve slides and can make low pressure accumulator and high pressure accumulator respectively at internal layer cylinder body closure or conducting, the diameter of described internal layer cylinder base is less than the diameter of top cylinder body, the height at this position then is movably stroke of guiding valve, via place corresponding with oil-in on the described guiding valve has open slot, also be provided with control port on the described outer cylinder block casing wall, described control port is by closure and the unlatching of this hydraulic fluid port of solenoid control.
Described urceolus is made of top cylinder, middle cylinder and doffing, and described accumulation of energy oil cylinder is arranged in the top cylinder, and described middle cylinder is connected with top cylinder, is the piston rod stroke zone in the cylinder, and doffing is connected with middle cylinder, and described tup is arranged in the doffing.
Described hydraulic hammer bottom is provided with cushion pad.
The utility model is owing to increased an accumulation of energy oil cylinder, therefore, in hydraulic chamber the hydraulic pressure itself, the in-oil cylinder hydraulic oil of its accumulation of energy, can also continue internal layer hydraulic chamber is increased the pressure of hydraulic pressure, thereby to the piston rod internal pressurization, realize that its piston rod drives pile hammer fast to the pile cover hammering, plays the effect of supercharging.And because its action is all finished in cylindrical shell, therefore, noise pollution is very little.
Description of drawings:
Fig. 1 is structural representation of the present utility model.
The specific embodiment:
Accompanying drawing has represented structure of the present utility model and embodiment, and the below further describes details and operating principle more by reference to the accompanying drawings.The piling power set of this kind hydraulic pile driver, include urceolus, be provided with hydraulic cylinder in the described urceolus, piston rod 1 in the hydraulic cylinder 5 is connected with pile hammer 3 by shaft coupling 2, described hydraulic cylinder body is provided with oil-in 4, described hydraulic cylinder 5 is divided into inside and outside two-layer, described piston rod 1 is arranged in the internal layer cylinder body 6, be called rod chamber, 7 of outer cylinder blocks are called rodless cavity, described inside and outside two-layer cylinder body passes through up and down two holes 8,8 connect, and two holes separate by piston 1, described outer cylinder block 6 also is connected with low pressure accumulator 9 and high pressure accumulator 10, be provided with guiding valve 11 between the described inside and outside two-layer cylinder body, guiding valve 11 is provided with via 12,12, described guiding valve 11 slides and can make internal layer cylinder body 6 and low pressure accumulator 9 respectively and alternately realize closed or unlatching between the high pressure accumulator 10, described low pressure accumulator 9 is connected with the inner chamber of outer cylinder block 7, the diameter of described internal layer cylinder body 6 bottoms is less than the diameter of top cylinder body, the height at this position then is movably stroke of guiding valve 11, via position corresponding with oil-in on the described guiding valve 11 has trapezoid-shaped openings groove 13, also be provided with control port 14 on described outer cylinder block 7 casing walls, described control port 14 is by closure and the unlatching of this hydraulic fluid port of solenoid control.Described urceolus is made of top cylinder, middle cylinder and doffing, and described accumulation of energy oil cylinder is arranged in the top cylinder, and described middle cylinder is connected with top cylinder, is the piston rod stroke zone in the cylinder, and doffing is connected with middle cylinder, and described tup is arranged in the doffing.Described hydraulic hammer bottom is provided with cushion pad, and this cushion pad can slow down tup to the impact of pile cover.
During the utility model work, oil-in is in for oil condition always, work as electromagnetic valve work, can carry out fuel feeding to control port, therefore, the oil pressure that this place produces can make guiding valve move up, thereby conducting ectonexine cylinder body, make the interior oil of oil-in and high pressure accumulator from lower hole simultaneously to internal layer cylinder body fuel feeding, make piston rod drive hydraulic hammer and rise, during the whereabouts, this place's control port does not produce pressure, the pressure of oil-in then can make guiding valve move down, thus conducting low pressure accumulator and internal layer cylinder body, therefore, the in-oil cylinder oil of oil in the low pressure accumulator and internal layer can be simultaneously from upper hole to plunger booster, then hydraulic hammer accelerates under the synergy of gravity and thrust, realizes the oil cylinder dual force, and unnecessary oil then can flow back to fuel tank by return line in the oil cylinder.
Claims (3)
1. the piling power set of a hydraulic pile driver, include urceolus, be provided with hydraulic cylinder in the described urceolus, piston rod in the hydraulic cylinder is connected with pile hammer by shaft coupling, described hydraulic cylinder body is provided with oil-in, it is inside and outside two-layer to it is characterized in that described hydraulic cylinder is divided into, described piston rod is arranged in the internal layer cylinder body, described inside and outside two-layer cylinder body is by up and down two holes connections, and separate by piston, described outer cylinder block also is connected with low pressure accumulator and high pressure accumulator, be provided with guiding valve between the described inside and outside two-layer cylinder body, guiding valve is provided with via, and described guiding valve slides and can make low pressure accumulator and high pressure accumulator respectively at internal layer cylinder body closure or conducting, and the diameter of described internal layer cylinder base is less than the diameter of top cylinder body, the height at this position then is movably stroke of guiding valve, via place corresponding with oil-in on the described guiding valve has open slot, also is provided with control port on the described outer cylinder block casing wall, and described control port is by closure and the unlatching of this hydraulic fluid port of solenoid control.
2. the piling power set of a kind of hydraulic pile driver as claimed in claim 1, described urceolus is made of top cylinder, middle cylinder and doffing, described accumulation of energy oil cylinder is arranged in the top cylinder, described middle cylinder is connected with top cylinder, it is the piston rod stroke zone in the cylinder, doffing is connected with middle cylinder, and described tup is arranged in the doffing.
3. the piling power set of a kind of hydraulic pile driver as claimed in claim 1 is characterized in that described hydraulic hammer bottom is provided with cushion pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220324571 CN202718124U (en) | 2012-07-06 | 2012-07-06 | Piling power device of hydraulic pile driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220324571 CN202718124U (en) | 2012-07-06 | 2012-07-06 | Piling power device of hydraulic pile driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202718124U true CN202718124U (en) | 2013-02-06 |
Family
ID=47619950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220324571 Expired - Fee Related CN202718124U (en) | 2012-07-06 | 2012-07-06 | Piling power device of hydraulic pile driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202718124U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106824353A (en) * | 2016-12-25 | 2017-06-13 | 重庆健杰科技有限公司 | Concrete solid material disintegrating apparatus |
| CN110023571A (en) * | 2016-11-17 | 2019-07-16 | 桩腾公司 | The driving cylinder and piling machine of piling machine |
-
2012
- 2012-07-06 CN CN 201220324571 patent/CN202718124U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110023571A (en) * | 2016-11-17 | 2019-07-16 | 桩腾公司 | The driving cylinder and piling machine of piling machine |
| CN110023571B (en) * | 2016-11-17 | 2021-07-13 | 桩腾公司 | Driving cylinder of pile driver and pile driver |
| US11255064B2 (en) | 2016-11-17 | 2022-02-22 | Junttan Oy | Driving cylinder of a pile driving rig and a pile driving rig |
| CN106824353A (en) * | 2016-12-25 | 2017-06-13 | 重庆健杰科技有限公司 | Concrete solid material disintegrating apparatus |
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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 |
Granted publication date: 20130206 Termination date: 20210706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |