CN1167855C - Pile-driving hydraulic hammer - Google Patents
Pile-driving hydraulic hammer Download PDFInfo
- Publication number
- CN1167855C CN1167855C CNB021255792A CN02125579A CN1167855C CN 1167855 C CN1167855 C CN 1167855C CN B021255792 A CNB021255792 A CN B021255792A CN 02125579 A CN02125579 A CN 02125579A CN 1167855 C CN1167855 C CN 1167855C
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- CN
- China
- Prior art keywords
- cylinder
- hammer
- piston rod
- hydraulic
- pile
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The present invention relates to a hydraulic hammer for piling engineering, which is mainly characterized in that the hydraulic hammer comprises an oil cylinder, an air cylinder (11) and a piston cylinder hammer (5), wherein the air cylinder is arranged on an oil cylinder seat (21), and the piston cylinder hammer is arranged in an outer long cylinder (7). The hydraulic hammer is matched with an external hydraulic pressure source or an air pressure source and a power supply to be used. When the present invention operates, because the hydraulic pressure or air pressure and an electrical system are organically matched, the hydraulic oil in the oil cylinder (16) is spouted from the opening of the oil cylinder to push the piston cylinder hammer to rise; according to the freely falling body principle, the air in a cylinder body is compressed by the air cylinder, and then, a pile head is pressed by the piston cylinder hammer to impact and press a pile. The present invention provides a jetting type hydraulic hammer for piling engineering for the first time, the noise and the waste gas pollution in the piling process of a diesel engine in engineering construction are thoroughly solved. Compared with the prior art, the present invention has obvious essential characteristics and progress.
Description
Technical field
The present invention relates to a kind of improvement invention of construction project mechanical pile hammer, what be specifically related to is the invention of piling hydraulic hammer.
Background technology
In the prior art, the construction of highrise building and soft foundation all must be driven piles, and pile works in the past all adopts the diesel oil jump bit, when capital construction is driven piles, because the noise of diesel oil jump bit and waste gas cause serious environmental to pollute, and are the problems that near resident, machine-operated school and construction team are extremely perplexed always.
Summary of the invention
In view of the problem that known technology exists, purpose of the present invention aims to provide a kind of scientific structure, and is easy and simple to handle, and can thoroughly effectively reduce noise and eliminate waste gas, the pile hammer of protection urban environment, and abate the noise and the key of waste gas is the form of structure that changes pile monkey.The present invention is finished by following mode, pile-driving hydraulic hammer is made it to impact stake in the pile crown upper punch by the interaction of hydraulic jack inner carrier and piston rod, and sound is eliminated in hydraulic hammer inside by the air seal ring on the cylinder with tapering and the piston rod hammer, reach the purpose that reduces noise, the principal character of its structure is that hydraulic hammer includes oil cylinder, cylinder and piston rod hammer, described cylinder is located on the oil cylinder seat, described piston rod hammer places in foreign minister's cylinder, the described cylinder that is located on the oil cylinder seat has tapering, and is provided with the air seal ring on the piston rod hammer; Be provided with interior long cylinder in the described piston rod hammer, and place in foreign minister's cylinder with the piston rod hammer; Can be provided with piston rod in the long cylinder in described, described piston rod is hammered into shape also can be connected with piston rod and is placed in foreign minister's cylinder; Foreign minister's cylinder and oil cylinder seat and underseal seat are fixedlyed connected with connector and are become a hydraulic hammer integral body in described; The piston of described big small oil tank connects with same piston rod; Hydraulic oil promotes the motion of piston rod hammer from the cylinder ports of oil cylinder with injecting type hydraulic pressure, and hydraulic hammer and external hydraulic power source or pneumatic supply and power supply are used during work, finish whole operations that hydraulic hammer is driven piles.The present invention has proposed to make with the freely falling body principle of hydraulic hammer the lifting hammering pile crown of piston rod hammer for the first time, finishes the purpose of piling, and sound is eliminated in hydraulic hammer inside.The present invention has rational in infrastructure, and is easy to operate, and noise is low, characteristics such as no waste gas, and pollution abatement effectively, the protection urban environment compared with prior art has outstanding substantive distinguishing features and obvious improvement, is the piling machinery equipment of construction project first-selection.
Description of drawings
The present invention has following accompanying drawing:
Fig. 1 is the structure sectional view of the embodiment of the invention one;
Fig. 2 is the structure sectional view of the embodiment of the invention two.
Wherein number 1 among the figure, suspension ring, 9, locating piece, 10, connecting bolt, 13, interior cushion pad, 15, fastening screw nut, 17, check nut, 23, seal, 26, oily joint.
The specific embodiment
Accompanying drawing has been represented structure of the present invention and embodiment, further describe each relevant details and operating principle of embodiment below more in conjunction with the accompanying drawings, in conjunction with Fig. 1, the hydraulic hammer of embodiment one includes oil cylinder, cylinder 11 and piston rod hammer 5, long cylinder 14 in being provided with in the described piston rod hammer 5, described piston rod hammer 5 with interior long cylinder 14 places in foreign minister's cylinder 7, foreign minister's cylinder 14 in described, 7 fixedly connected with oil cylinder seat 21 and underseal seat 25 usefulness connectors and to become a hydraulic hammer integral body, the cylinder 11 that is located on the oil cylinder seat 21 has tapering, this tapering is actually a horn mouth, and on piston rod hammer 5, be provided with air seal ring 12, the piston 24 of oil cylinder 22 is connected with the same piston rod 19 of piston 18 usefulness of oil cylinder 16, the fuel feeding of described oil cylinder 22 is connected with oily joint 28 and external hydraulic power source or pneumatic supply respectively, the upper connecting tube 2 usefulness flanges 3 that the top of hydraulic hammer is provided with guide ring 4 connect, the connecting portion of oil cylinder is respectively equipped with upper press cover 6 and lower cover 20, and all be provided with seal, the hydraulic system that the present invention and complete machine are equipped with at the gland position, each device of baric systerm and electrical system cooperates operation.
In conjunction with Fig. 2, embodiment two is to be provided with piston rod 8 in interior long cylinder 14, and described piston rod hammer 5 connects with piston rod 8 and is placed in foreign minister's cylinder 7, and other details is identical with embodiment one.
When the present invention works, open starting switch, electromagnetic valve work, the oil cylinder of hydraulic hammer and cylinder are connected with external hydraulic power source or pneumatic supply respectively, machine normally moves, hydraulic power source passes through oily joint 28 to oil cylinder 22 fuel feeding, oil pressure increases, promote to move on the piston 24, piston 24 drives piston rod 19 and drives upper piston 18 simultaneously the hydraulic oil in the oil cylinder 16 is ejected into the interior long cylinder 14 from oil-out, force piston rod hammer 5 upwards to push away, when making piston rod hammer 5 accelerate movement velocity to design height, electromagnetic valve conversion oil pressure source is passed through oily joint 27 to oil cylinder 22 fuel feeding, lower pistons 24 in the oil cylinder 22 are moved downward drive upper piston 18 hydraulic oil of interior long cylinder 14 is withdrawn into rapidly in 16 oil cylinders, piston rod hammer 5 modes with freely falling body are fallen rapidly along axis, when piston rod hammer 5 arrives the horn mouth of cylinder 11, air in the cylinder 11 is compressed, air seal ring on the piston rod hammer 5 is enclosed in noise in the cylinder 11, sound is eliminated in cylinder, when compressed air is increased to when closely being pressed in oil cylinder seat 21 and underseal seat 25 and pile cover on the pile crown, promptly impact piling, so circulation, go round and begin again, promptly finish the piling operation of whole construction project.Because the cross section of oil cylinder 16 is compared with the cross section of interior long cylinder 14, the cross section of long cylinder 14 is much bigger in the section ratio of oil cylinder 16, and when hydraulic oil was mobile from inwardly long cylinders of oil cylinder 16 14, its pressure was very big, so the present invention claims the jetting type liquid hammer again.According to the pile-driving hydraulic hammer of design motif made of the present invention, have scientific and reasonable for structurely, easy to operate, noise is low, is the protection urban environment, the mechanical pile driving equipment that updates in the capital works of polluting that abates the noise.
Claims (5)
1, a kind of pile-driving hydraulic hammer, it is characterized in that hydraulic hammer includes oil cylinder, cylinder (11) and piston rod hammer (5), described cylinder is located on the oil cylinder seat (21), described piston rod hammer (5) places in foreign minister's cylinder (7), described oil cylinder seat (21) upper cylinder (11) that is located at has tapering, and on piston rod hammer (5), be provided with air seal ring (12), and match with cylinder with tapering.
2, pile-driving hydraulic hammer according to claim 1, long cylinder (14) in it is characterized in that being provided with in the piston rod hammer (5), and hammer (5) into shape with piston rod and place in foreign minister's cylinder (7).
3, pile-driving hydraulic hammer as claimed in claim 1 or 2 is characterized in that can being provided with piston rod (8) in the described interior long cylinder (14), and described piston rod hammer (5) connects the back with piston rod (8) and interior long cylinder (14) places in foreign minister's cylinder (7).
4, pile-driving hydraulic hammer as claimed in claim 1 or 2, foreign minister's cylinder (14) (7) is fixedlyed connected with oil cylinder seat (21) and underseal seat 25 usefulness connectors and is become a hydraulic hammer integral body in it is characterized in that.
5, pile-driving hydraulic hammer as claimed in claim 1 or 2 is characterized in that the piston (24) of oil cylinder (22) is connected with same piston rod (19) with the piston (18) of oil cylinder (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021255792A CN1167855C (en) | 2002-07-22 | 2002-07-22 | Pile-driving hydraulic hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021255792A CN1167855C (en) | 2002-07-22 | 2002-07-22 | Pile-driving hydraulic hammer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1389630A CN1389630A (en) | 2003-01-08 |
| CN1167855C true CN1167855C (en) | 2004-09-22 |
Family
ID=4745601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021255792A Expired - Fee Related CN1167855C (en) | 2002-07-22 | 2002-07-22 | Pile-driving hydraulic hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1167855C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100406651C (en) * | 2006-03-10 | 2008-07-30 | 周荣珍 | Hydraulic pile-ramming hammer |
| CN201891117U (en) * | 2010-04-07 | 2011-07-06 | 郭伟 | Buffer for pile driver |
| CN102535465B (en) * | 2010-12-23 | 2016-04-20 | 上海工程机械厂有限公司 | Hydraulic pneumatic composite pile hammer |
| DE102013101550A1 (en) * | 2013-02-15 | 2014-08-21 | UTM Universal Tiefbau Maschinen Verwaltungs- und Beteiligungsgesellschaft mbH | Ram assembly for foundation work in construction industry for e.g. concrete pillar, has releasing cam that is arranged at cylinder above latching cam to move driver out from cylinder space by collision with control lever |
| CN103419945B (en) * | 2013-08-30 | 2016-01-20 | 哈尔滨工业大学 | A kind of impact penetration type star earth of escapement that utilizes slips into device |
| CN103419946B (en) * | 2013-08-30 | 2015-09-02 | 哈尔滨工业大学 | A kind of impact penetration type star earth of double nuts cycling mechanism that utilizes slips into device |
-
2002
- 2002-07-22 CN CNB021255792A patent/CN1167855C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1389630A (en) | 2003-01-08 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |