CN104631455A - Diesel hammer pile driver - Google Patents
Diesel hammer pile driver Download PDFInfo
- Publication number
- CN104631455A CN104631455A CN201410633628.5A CN201410633628A CN104631455A CN 104631455 A CN104631455 A CN 104631455A CN 201410633628 A CN201410633628 A CN 201410633628A CN 104631455 A CN104631455 A CN 104631455A
- Authority
- CN
- China
- Prior art keywords
- diesel hammer
- cylinder body
- piston
- silencing apparatus
- adapter
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
- E02D7/12—Drivers with explosion chambers
- E02D7/125—Diesel drivers
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The invention relates to a diesel hammer pile driver, which has a cylinder (1), a piston (2) displaceably guided in the cylinder (1) and a striker (3) displaceably guided in the cylinder (1). The striker (3) is disposed underneath the piston (2) in the operating position of the diesel hammer pile driver. A combustion chamber (12) is delimited axially by a face surface of the striker that lies in the interior of the cylinder (1) and by a face surface (21) of the piston (2), and opens into a fuel feed device (4). Using the fuel feed device (4) a predetermined amount of fuel can be introduced into the combustion chamber (12) during each working cycle. At least two working connectors (16, 17) are disposed to pass through the circumference wall of the cylinder (1) at the level of the fuel feed device (4), wherein at least one working connector (16) is provided with a muffler device (5).
Description
Technical field
The present invention relates to a kind of preamble according to claim 1 with cylinder body, the piston guided movably in cylinder body and the diesel hammer (Dieselramme) of hit piece (Schlagst ü ck) that guides movably in cylinder body.
Background technology
Diesel hammer (also referred to as diesel pile hammer (Dieselhammer) or diesel oil mallet (Dieselb r)) especially in the capital construction work of builing industry for ramming (Einrammen) all types of stake (as concrete column, brandreth, sheet pile wall element (Spundwandelement) etc.) in building lot.
In order to start such diesel hammer, piston is pulled upwardly by means of the relieving device (Ausklinkvorrichtung) in cylinder body and decontrols in certain height, and thus, piston is under gravity to dropping on hit piece.Carrying out operating fuel pump when falling by piston, being realized the conveying of fuel, especially diesel oil by petrolift.By the piston fallen, will the air compressing of the combustion chamber of cylinder body be arranged in and be heated into thus the fuel/air mixture being present in combustion chamber is lighted, then its explosion type ground burning.By becoming Explosive Energy freely at this, on the one hand piston upwards slippage (schleudern) is again made for new working cycles, wherein, the burning gases of expansion are flowed out from work adapter (Arbeitsstutzen) and are next drawn into combustion chamber by fresh air by the piston continued to rising.Simultaneously by hit piece will drive piles thing (Rammgut) be pushed to ground the end in.
As it is such as illustrated in file EP 1 828 488 B1, the diesel hammer of aforementioned type proves suitable in practice due to its simple structure and consequent reliability.Be in operation, such diesel hammer but very noisy and 100 decibels (A) and more noise level can be caused.
Summary of the invention
To provide in this present invention and remedy.Utilize the diesel hammer that the invention provides a kind of aforementioned type, reduce noise wherein and send.According to the present invention, this object is realized by a kind of diesel hammer of feature of the characteristic with claim 1.
Utilize the diesel hammer that the invention provides a kind of aforementioned type, its minimizing that makes a noise.Because at least one work adapter is provided with silencing apparatus (Schalld mpfereinrichtung), significantly reduces the noise caused by the expansion of burning gases and send.
In improvement project of the present invention, these at least two work adapters are arranged in two planes of the level of the vertical imagination separately each other, at least one work adapter is vertically arranged to dislocation relative to the second work adapter, wherein, this at least one the work adapter being arranged in the bottom in the plane of bottom is provided with silencing apparatus.If make piston upwards slippage, first it open the work adapter of bottom, and waste gas is spilt by sound absorber afterwards.Then open the second work adapter of vertically dislocation, fresh air can be drawn in combustion chamber thus.
Preferably, this at least one the work adapter being arranged in the top in the plane on top does not have silencing apparatus.Obtain fresh air thus unhinderedly in flowing in combustion chamber.The dirt particle that may be attached in arranged sound absorber is avoided to enter in combustion chamber thus.
In another design scheme of the present invention, these two planes between 80 millimeters and 120 millimeters, preferably spaced apart between 95 millimeters and 115 millimeters.Demonstrate, obtain the running section (Verfahrstrecke) of the best of the piston moved upward thus, before work adapter on top is unlocked, in this running section, burning gases spill from the work adapter being provided with silencing apparatus of bottom, are drawn in combustion chamber by fresh air thus.
In improvement project of the present invention, silencing apparatus manages (Lochrohr) to be formed by the hole of jacket.Form simple and highly effective absorber-sound absorber simultaneously thus, it is not subject to burning gases and pollutes.
In another design scheme of the present invention, silencing apparatus is fixed on cylinder body place by vibrating elements elastomeric bearing.Obtain the decoupling of silencing apparatus opposing cylinder thus, reduce noise thus further and send.Preferably, vibrating elements is configured to elastic body-or rubber component.In another design scheme, under hit piece, being furnished with the impact cover (Schlaghaube) for holding piling thing, wherein, being furnished with sound-absorbing element (Schallabsorptionselement) around hit piece at least partly.Cause the decay that the noise produced when hit piece collides on impact cover sends thus.
In improvement project of the present invention, sound-absorbing element is formed by least one orifice plate box (Lochblechkassette) being filled with absorbing material.Cause the durable and sound-absorbing element of anti-vibration thus.At this, absorbing material preferably completely cuts off fine hair (Minerald mmwolle), melanin rigid foam (Melaninhartschaum) or other suitable porous material by mineral and is formed.
Accompanying drawing explanation
Of the present invention other improvement project and design scheme illustrate in remaining dependent claims.Embodiments of the invention are shown in the drawings and next specifically bright.Wherein:
Fig. 1 shows the schematic diagram of diesel hammer;
Fig. 2 shows the sectional view of the diesel hammer with the silencing apparatus being arranged in work adapter place;
Fig. 3 shows the detailed icon of the silencing apparatus on Fig. 2:
A) in stereogram;
B) in vertical section;
Fig. 4 shows the schematic diagram of the section of the bottom of the diesel hammer of the impact cover for holding piling thing that band is arranged to some extent.
Detailed description of the invention
The diesel hammer electing embodiment as comprises the cylinder body 1 opened wide both sides, and it can have the length of 3 to 8 meters and the diameter of 0.2 to 1.5 meter usually.Piston 2 is furnished with movably in cylinder body 1.Hit piece 3 coaxially in this joins in the lower end opened wide of cylinder body 1 movably.The bearing unit 9 of annular is fixed with, closely and guide the bar section (Schaftabschnitt) 31 (it has the external diameter reduced relative to the interior diameter of cylinder body 1) of the centre of hit piece 3 movably wherein at the lower end of cylinder body 1.Diesel hammer can vertically be supported along middleware (Maekler) 8 movably by the guide shoe (F ü hrungsbacke) 13 being arranged into cylinder body 1 place.
Be molded with the shock plate (Schlagplatte) 32 be under cylinder body 1 at the lower end of bar section 31, the lower restriction face 33 of the protrusion under its sensing is in operation and the upper end acting in conjunction of piling thing to be pressed into.
Be molded with piston section 34 at the upper end of the bar section 31 of hit piece 3, its with multiple around, axial joint ring (it advances on the inner surface 11 of cylinder body 1) separately.By the upside of the piston section 34 of hit piece 3, come together to limit combustion chamber 12 with the downside of piston 2 and the inner surface 11 of cylinder body 1.The end face of the combustion chamber 12 in the face of cylinder body 1 of hit piece 3 is polished smooth fuel bath (Brennstoffmulde).
Buffering ring 91 is furnished with between the shock plate 32 and the bearing unit 9 of cylinder body 1 of hit piece 3.Another buffering ring 92 is arranged between the downside of the upside of bearing unit 9 and the piston section 34 of hit piece 3 adjacent to bearing unit 9.
On hit piece 3, the piston 2 that stretches in the inside of cylinder body 1 be provided with around, the working end 23 of the bottom of joint ring 93 axially spaced apart.The bottom of piston 2 freely, the end face 21 that polishes by radial direction is in peripherally around step become stepped.
Be molded with quality section (Massenabschnitt) 2 at working end 23 place of the bottom of piston 2, it extends in the section on the top of cylinder body 1.Be furnished with jetting device 4 at the perimeter wall place of cylinder body 1, it comprises petrolift 41, and petrolift 41 is connected with nozzle 42 by pipeline 43.The entrance of petrolift 41 is supplied by fuel tank 5 with diesel oil.
Petrolift 41 has pump rod (Pumpenhebel) 44 in the inside reaching cylinder body 1, pretension, by its fall piston 2 through out-of-date come driving fuel pump 41.Nozzle 42 constructs and is orientated to the fuel that makes to send and is injected into about centre greatly on the end face of hit piece 3 with roughly continuous print beam.
In addition, at cylinder body 1, place is furnished with lubricant pump 7, and it is connected with the lubricant nozzle distributed in the circumference of cylinder body 1.Between the inner surface 11 by lubricant nozzle sliding agent being provided to piston 2 and cylinder body 1.
Large in the height of jetting device 4, the perimeter wall of cylinder body 1 is run through by two the work adapters 16,17 stretched obliquely, carrys out extracting combustion air or export burning gases by it.
Work adapter 16,17 is arranged in two plane E of the level of the vertical imagination separately each other at this
uand E
oon, wherein, be arranged in the plane E of bottom
uon the work adapter 16 of bottom be arranged in the plane E on top
oon relatively cylinder body 1 ground run through in the side of putting the arranging of work adapter 17 on top.The work adapter 16 of bottom is provided with silencing apparatus 5.
Silencing apparatus 5 is formed primarily of the porose pipe 51 (being arranged in centre in its jacket in prismatical structure (Ummantelung) 53) being provided with attachment pipe fitting (Ansatzrohrst ü ck) 52.Jacket 53 is respectively equipped with in both sides and holds flange (Aufnahmeflansch) 54, and it holds porose pipe 51 and its radial loop is provided with hole 55 around ground.
Silencing apparatus 5 is fixed on cylinder body 1 place by two spaced apart keeping arms 56 arranged, wherein, between the jacket 53 and keeping arm 56 of silencing apparatus 5, is furnished with vibrating elements 57, causes the decoupling significantly of silencing apparatus 5 and cylinder body 1 thus.The attachment pipe fitting 52 of silencing apparatus 5 leads in the work adapter 16 of the bottom of cylinder body 1.In this embodiment, the work adapter 16 of bottom vertically misplaces 105 millimeters relative to the work adapter 17 on top and arranges.
In order to first time lifts piston 2 to start diesel hammer, the quality section 22 of piston 2 has (unshowned) and forms the end scarce (Hinterschnitt) of drive convex shoulder (Mitnahmeschulter) to engage the drivening piece (Mitnehmer) that (unshowned) decontrols device.
In this embodiment, under the hit piece 3 of diesel hammer, impact cover 6 is furnished with for holding piling thing 81.Impact cover 6 is formed mainly through the accommodation section 61 (it has shock plate 62 at its side place towards hit piece 3) surrounding piling thing 81.Accommodation section 61 by cap assembly 63 around, cap assembly 63 exceedes accommodation section 61 on the direction of hit piece 3.Thus, on accommodation section 61, form framework, around hit piece, sound-absorbing element 64 (it is placed on accommodation section 61) is arranged into framework place.Sound-absorbing element 64 is configured so that at this collision avoiding hit piece 3 and sound-absorbing element 64, but seem the shock plate 32 of hit piece 3 and be entirely surrounded by, cause thus and impact by hit piece 3 the remarkable decay that noise that the shock plate 62 of cover 6 produces sends.
Along with piston 2 strikes on hit piece 3, be applied to be applied to hold on hit piece 3 and by it drive piles pointing to lower power on the impact cover 6 of thing 81, piling thing is pushed in ground by this power further.Burn in moving upward of the piston 3 that triggers at the following explosion type by fuel, first it open work adapter 16 below, thus burning gases release and being spilt by silencing apparatus 5 from work adapter 16.After work adapter 17 on open, aspirate fresh air by the piston 2 continuing upwards slippage, until it arrives final position above it and the repetition of illustrated working cycles.Because fresh air unhinderedly flows into by the work adapter 17 be not provided with above silencing apparatus, only realize few suction by the work adapter 16 be provided with below silencing apparatus 5, avoid reentering of the dirt particle of the burning gases spilt thus.
Claims (10)
1. a diesel hammer, it is with cylinder body (1), the piston (2) that can guide movably in described cylinder body (1) and the hit piece (3) that can guide movably in described cylinder body (1), described hit piece (3) is arranged under described piston (2) in the run location of described diesel hammer, wherein, be furnished with combustion chamber (12), it is axially limited by the end face (21) being in end face in the inside of described cylinder body (1) and described piston (2) of described hit piece and fuel delivery means (4) leads to wherein, the fuel of predetermined amount can be introduced in described combustion chamber (12) in each working cycles by described fuel delivery means (4), and wherein, be furnished with at least two work adapters (16 in the height of described fuel delivery means (4), with running through the perimeter wall of described cylinder body (1), 17), it is characterized in that, at least one work adapter (16) is provided with silencing apparatus (5).
2. diesel hammer according to claim 1, is characterized in that, at least two described work adapter (16,17) are arranged in two plane (E of the level of the vertical imagination separately each other
u, E
o) on, at least one work adapter (16) is vertically arranged on dislocation ground relative to the second work adapter (17), wherein, is arranged in the described plane (E of bottom
u) on bottom at least one described in the adapter (16) that works be provided with silencing apparatus (5).
3. diesel hammer according to claim 2, is characterized in that, is arranged in the described plane (E on top
o) on top at least one described in the adapter (17) that works not there is silencing apparatus.
4. the diesel hammer according to Claims 2 or 3, is characterized in that, these two plane (E
u, E
o) between 80mm and 120mm, preferably spaced apart between 95mm and 115mm.
5. according to diesel hammer in any one of the preceding claims wherein, it is characterized in that, described silencing apparatus (5) is managed (51) to be formed by the hole of jacket.
6. according to diesel hammer in any one of the preceding claims wherein, it is characterized in that, described silencing apparatus (5) is fixed on described cylinder body (1) place by vibrating elements (57) elastomeric bearing.
7. diesel hammer according to claim 6, is characterized in that, described vibrating elements (57) is configured to elastic body-or rubber component.
8. according to diesel hammer in any one of the preceding claims wherein, it is characterized in that, the impact cover (6) for holding piling thing (81) is furnished with under described hit piece (3), wherein, sound-absorbing element (64) is furnished with around described hit piece (3) at least partly.
9. diesel hammer according to claim 8, is characterized in that, described sound-absorbing element (64) is formed by least one orifice plate box being filled with absorbing material.
10. diesel hammer according to claim 9, is characterized in that, described absorbing material completely cuts off fine hair, melanin rigid foam or other suitable porous material by mineral and formed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13192600.8A EP2871287B1 (en) | 2013-11-12 | 2013-11-12 | Diesel pile driver |
| EP13192600.8 | 2013-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104631455A true CN104631455A (en) | 2015-05-20 |
Family
ID=49582593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410633628.5A Pending CN104631455A (en) | 2013-11-12 | 2014-11-12 | Diesel hammer pile driver |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20150129271A1 (en) |
| EP (1) | EP2871287B1 (en) |
| CN (1) | CN104631455A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468839A (en) * | 2019-08-26 | 2019-11-19 | 成都周祥环保科技有限公司 | A kind of diesel pile driver tail gas treatment device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1342798A (en) * | 1970-06-01 | 1974-01-03 | Vulcan Iron Works | Percussion hammer |
| BE836301A (en) * | 1974-12-10 | 1976-06-08 | PILE LOCK AND A METHOD OF ADJUSTING THIS | |
| CN2051240U (en) * | 1989-07-11 | 1990-01-17 | 广州市越秀区利源基础工程科研所 | Low-loudness drop hammer for pile driver |
| CN101087919A (en) * | 2004-12-23 | 2007-12-12 | 德尔玛克有限及两合公司 | Diesel pile hammer |
| CN201003167Y (en) * | 2006-11-23 | 2008-01-09 | 邓长峰 | Multi-functional pile driver |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2633832A (en) * | 1949-07-22 | 1953-04-07 | Syntron Co | Diesel hammer |
| US2755783A (en) * | 1953-06-18 | 1956-07-24 | Mckiernan Terry Corp | Free piston internal combustion pile hammer |
| US3161184A (en) * | 1962-05-10 | 1964-12-15 | Link Belt Co | Diesel pile hammer starting device |
| US3679005A (en) * | 1969-10-24 | 1972-07-25 | Ishikawajima Harima Heavy Ind | Diesel hammer |
| US3788402A (en) * | 1970-12-29 | 1974-01-29 | Bolt Associates Inc | Automatically self-regulating variable-stroke, variable-rate and quiet-operating pile driver apparatus |
| JPS5340883Y2 (en) * | 1971-01-21 | 1978-10-03 | ||
| US3897851A (en) * | 1974-06-26 | 1975-08-05 | P & Z Company Inc | Muffler for two cycle diesel pile hammer |
| US3981378A (en) * | 1974-10-16 | 1976-09-21 | Horn Construction Co., Inc. | Muffler for pile driving apparatus |
| NL7416079A (en) * | 1974-12-10 | 1976-06-14 | Kooten Bv V | PILING DEVICE. |
| NL162161C (en) * | 1974-12-10 | 1980-04-15 | Kooten Bv V | PILOT. |
| NL7513421A (en) * | 1975-11-17 | 1977-05-20 | Kooten Bv V | CYLINDER PIECE FOR A PILLAR. |
| US4020804A (en) * | 1975-12-08 | 1977-05-03 | Fmc Corporation | Diesel pile hammer with vent for starting |
| US4497376A (en) * | 1982-08-02 | 1985-02-05 | Mkt Geotechnical Systems | Interchangeable ram diesel pile |
| US4523647A (en) * | 1983-03-16 | 1985-06-18 | International Construction Equipment, Inc. | Power hammer |
| US4580641A (en) * | 1983-04-28 | 1986-04-08 | Raymond International Builders, Inc. | Method and apparatus for starting diesel type hammers |
| DE3545880A1 (en) * | 1985-12-23 | 1987-06-25 | Lindenmeyer Gmbh & Co Geb | DIESEL FRAME |
| DE19529538A1 (en) * | 1995-08-11 | 1997-02-13 | Delmag Maschinenfabrik | ram |
| US5727639A (en) * | 1996-03-11 | 1998-03-17 | Lee Matherne | Pile driving hammer improvement |
| US7926690B1 (en) * | 2007-06-13 | 2011-04-19 | Tippmann Sr Dennis J | Combustion powered driver |
| WO2010138751A2 (en) * | 2009-05-27 | 2010-12-02 | American Piledriving Equipment, Inc. | Helmet adapter for pile drivers |
-
2013
- 2013-11-12 EP EP13192600.8A patent/EP2871287B1/en not_active Not-in-force
-
2014
- 2014-11-05 US US14/533,165 patent/US20150129271A1/en not_active Abandoned
- 2014-11-12 CN CN201410633628.5A patent/CN104631455A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1342798A (en) * | 1970-06-01 | 1974-01-03 | Vulcan Iron Works | Percussion hammer |
| BE836301A (en) * | 1974-12-10 | 1976-06-08 | PILE LOCK AND A METHOD OF ADJUSTING THIS | |
| CN2051240U (en) * | 1989-07-11 | 1990-01-17 | 广州市越秀区利源基础工程科研所 | Low-loudness drop hammer for pile driver |
| CN101087919A (en) * | 2004-12-23 | 2007-12-12 | 德尔玛克有限及两合公司 | Diesel pile hammer |
| CN201003167Y (en) * | 2006-11-23 | 2008-01-09 | 邓长峰 | Multi-functional pile driver |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468839A (en) * | 2019-08-26 | 2019-11-19 | 成都周祥环保科技有限公司 | A kind of diesel pile driver tail gas treatment device |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2871287B1 (en) | 2016-06-08 |
| US20150129271A1 (en) | 2015-05-14 |
| EP2871287A1 (en) | 2015-05-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150520 |
|
| WD01 | Invention patent application deemed withdrawn after publication |