CN115233670A - Guide rod type diesel big hammer device - Google Patents
Guide rod type diesel big hammer device Download PDFInfo
- Publication number
- CN115233670A CN115233670A CN202110446602.XA CN202110446602A CN115233670A CN 115233670 A CN115233670 A CN 115233670A CN 202110446602 A CN202110446602 A CN 202110446602A CN 115233670 A CN115233670 A CN 115233670A
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- guide rod
- silencing
- hammer
- piston
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- 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
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- 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
- E02D7/14—Components for drivers inasmuch as not specially for a specific driver construction
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention relates to the technical field of diesel hammers, and discloses a guide rod type diesel hammer device. According to the invention, the first guide rod and the second guide rod are designed in a split mode, so that the cylinder hammer can be quickly taken down for maintenance, and meanwhile, the fixing bolt penetrates through the through hole formed in the outer part of the limiting ring and is in threaded connection with the fixing hole, so that the first guide rod and the second guide rod can be quickly installed, and the normal work of the cylinder hammer is not influenced.
Description
Technical Field
The invention relates to the technical field of diesel hammers, in particular to a guide rod type diesel hammer device.
Background
The guide rod type diesel pile hammer is specially used for driving plant piles, metal piles, precast concrete piles and rammed light-expanding pile piles in bridges, embankment dams and other road building, water conservancy and general building engineering, and is widely applied due to the advantages of large impact energy, high working efficiency, simple structure, convenience in use and maintenance and the like.
However, the guide rod of the prior guide rod type diesel sledge hammer is generally installed in an integrated manner, so that the cylinder hammer is inconvenient to replace or maintain, meanwhile, the rigidity of the guide rod type diesel sledge hammer is poor, normal work can be influenced, and great noise pollution can be generated when the sledge hammer works. Accordingly, those skilled in the art have provided a guide bar type diesel sledge hammer apparatus to solve the problems of the background art mentioned above.
Disclosure of Invention
The invention aims to provide a guide rod type diesel sledge hammer device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a guide bar formula diesel oil sledge hammer device, includes the piston, the upper surface symmetry of piston is provided with the second guide arm, and the below rigid coupling of piston has a pile cap seat, the outside of piston is cup jointed and is installed amortization cover, and the upper surface symmetry of piston installs the mounting panel, the standing groove has been seted up to the upper surface of mounting panel, the inside embedding of standing groove is installed and is replaced the hammer block, the outside of second guide arm has the jar hammer in the top movable mounting of piston, the top of jar hammer is provided with the undercarriage, the top fixed mounting of second guide arm has first guide arm, the top fixed mounting of first guide arm has a crossbeam.
As a still further scheme of the invention: the hammer replacing block is rectangular, limiting springs are symmetrically arranged on the inner side of the placing groove in front of the hammer replacing block, the front ends of the limiting springs are connected with limiting plates, and an anti-skid layer is arranged on the rear surface of each limiting plate in front of the hammer replacing block.
As a still further scheme of the invention: the height of standing groove is the same with the height of limiting plate, limiting spring is provided with six at least equidistance in the inboard of standing groove, the outside of skid resistant course is provided with anti-skidding bump.
As a still further scheme of the invention: the hammer replacing block is arranged in a rectangular shape, the height of the hammer replacing block is higher than that of the placing groove, and the width of the hammer replacing block is at least two thirds of that of the placing groove.
As a still further scheme of the invention: the utility model discloses a fixed slot, including first guide arm, second guide arm, connecting rod, spacing ring, fixing slot, the inside of fixed slot is run through and is installed fixing bolt, the inside of second guide arm and first guide arm all is provided with the strengthening rib, and the fixed surface of second guide arm installs the connecting rod, the upper surface of connecting rod is provided with the spacing ring, the mounting groove with connecting rod and the mutual adaptation of spacing ring is seted up to the lower extreme of first guide arm, the fixed slot has been seted up to one side of first guide arm, the inside of fixed slot is run through and is installed fixing bolt.
As a still further scheme of the invention: the spacing ring is the arc setting, the connecting rod is cylindrical setting, the strengthening rib is 20 degrees settings with the horizontal direction, and the strengthening rib is provided with ten at least in the inside of first guide arm and second guide arm.
As a still further scheme of the invention: the outer portion of the limiting ring is symmetrically provided with through holes, the tail end of the fixing bolt penetrates through the outer portion of the first guide rod and penetrates through the inner portions of the two groups of through holes to extend to the inner portion of the fixing hole to be in threaded connection with the fixing hole, and the outer surface of the fixing bolt is parallel to the outer side of the first guide rod.
As a still further scheme of the invention: fastening bolts are symmetrically installed on the outer portion of the silencing cover, silencing strips are symmetrically arranged on the inner side of the silencing cover, a silencing cavity is formed in the silencing cover, a silencing column is arranged in the silencing cavity, and silencing cotton is filled in the silencing cavity.
As a still further scheme of the invention: the outer portion of the piston is symmetrically provided with screw holes, the tail ends of the fastening bolts penetrate through the outer portion of the silencing cover and extend to the inner portion of the screw holes to be in threaded connection with the screw holes, and the distance between the inner side of the silencing cover and the outer portion of the piston is 10cm.
As a still further scheme of the invention: the sound attenuation bar is in a long strip shape, twelve sound attenuation bars are symmetrically arranged on the inner side of the sound attenuation cover at least, the sound attenuation column is cylindrical, twenty sound attenuation columns are symmetrically arranged in the sound attenuation cavity at least in a circular shape by using the sound attenuation cover, and the sound attenuation cotton is made of rock wool.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the split type cylinder hammer, the first guide rod and the second guide rod are designed in a split type, so that the cylinder hammer can be quickly taken down for maintenance, the reinforcing ribs are arranged in the first guide rod and the second guide rod, the strength of the first guide rod and the strength of the second guide rod can be effectively increased, the rigidity of the first guide rod and the second guide rod can be increased, the upper end of the second guide rod is embedded into the mounting groove through the limiting ring connected with the connecting rod, and meanwhile, the fixing bolt penetrates through the through hole formed in the outer part of the limiting ring and is in threaded connection with the fixing hole, so that the first guide rod and the second guide rod can be quickly mounted, and the normal work of the cylinder hammer is not influenced;
2. the hammer replacing block is arranged in the placing groove formed in the upper surface of the mounting plate and can be fixed under the action of the limiting plate, the hammer replacing blocks with different sizes can be fixed under the action of the limiting spring, and then when the cylinder hammer falls down to hammer the piston, the hammer replacing block can replace the hammer, so that the service lives of the cylinder hammer and the piston can be effectively prolonged, and the hammer replacing block is convenient to replace when damaged in the using process;
3. through fastening bolt's effect, can be with the quick outside of installing at the piston of amortization cover, be provided with the amortization strip in the inboard of amortization cover to the inside packing of amortization cover has the amortization cotton, and then can the produced noise of effectual reduction sledge hammer during operation, and be provided with the amortization post in the amortization chamber of seting up inside the amortization cover, thereby can increase the effect of isolated sound, and then the influence of noise reduction to the environment.
Drawings
FIG. 1 is a schematic view of a guide bar type diesel sledge hammer apparatus;
FIG. 2 is an enlarged view of portion B of FIG. 1;
FIG. 3 is a schematic structural view of a limiting spring in a guide rod type diesel sledge hammer device;
FIG. 4 is an enlarged view of portion A of FIG. 1;
FIG. 5 is a schematic structural view of a stop collar in a guide rod type diesel sledge hammer device;
fig. 6 is a schematic structural view of a muffler cover in a guide bar type diesel sledge hammer apparatus.
In the figure: 1. a top cross beam; 2. a first guide bar; 3. a second guide bar; 4. a landing gear; 5. a cylinder hammer; 6. a hammer block; 7. a pile cap base; 8. a sound-deadening cover; 9. a piston; 10. a limiting plate; 11. mounting a plate; 12. a placement groove; 13. an anti-slip layer; 14. a limiting spring; 15. a connecting rod; 16. fixing the bolt; 17. fixing grooves; 18. mounting grooves; 19. a fixing hole; 20. a through hole; 21. a limiting ring; 22. reinforcing ribs; 23. fastening a bolt; 24. silencing cotton; 25. a sound-deadening strip; 26. a sound-deadening chamber; 27. a sound damping column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 6, in an embodiment of the present invention, a guide rod type diesel sledge hammer device includes a piston 9, a second guide rod 3 is symmetrically disposed on an upper surface of the piston 9, a pile cap 7 is fixedly connected below the piston 9, a silencing cover 8 is sleeved outside the piston 9, fastening bolts 23 are symmetrically disposed outside the silencing cover 8, silencing strips 25 are symmetrically disposed inside the silencing cover 8, a silencing cavity 26 is disposed inside the silencing cover 8, a silencing column 27 is disposed inside the silencing cavity 26, silencing cotton 24 is filled inside the silencing cavity 26 inside the silencing cover 8, screw holes are symmetrically disposed outside the piston 9, ends of the fastening bolts 23 penetrate through the outside of the silencing cover 8 to extend to the inside of the screw holes to be in threaded connection with the screw holes, a distance between the inside of the silencing cover 8 and the outside of the piston 9 is 10cm, the silencing strip 25 is disposed, the silencing strips 25 are symmetrically disposed inside the silencing cover 8, the silencing column 27 is cylindrical, the silencing cover 8 is a circular silencing cover 8, the silencing column 27 is disposed inside the silencing cover 8, and is disposed to reduce noise generated by the silencing cotton, and the silencing sound generated by the silencing cotton when the working environment is rapidly.
In fig. 1, 2 and 3: mounting plates 11 are symmetrically mounted on the upper surface of a piston 9, a placing groove 12 is formed in the upper surface of the mounting plate 11, a hammer replacement block 6 is embedded in the placing groove 12, the hammer replacement block 6 is arranged in a rectangular shape, limiting springs 14 are symmetrically arranged on the inner side of the placing groove 12 in front of the hammer replacement block 6, a limiting plate 10 is connected to the front end of the limiting spring 14, an anti-slip layer 13 is arranged on the rear surface of the limiting plate 10 in front of the hammer replacement block 6, the height of the placing groove 12 is equal to that of the limiting plate 10, the limiting springs 14 are arranged on the inner side of the placing groove 12 at least in an equidistant mode, anti-slip salient points are arranged on the outer side of the anti-slip layer 13, the hammer replacement block 6 is arranged in a rectangular shape, the height of the hammer replacement block 6 is higher than that of the placing groove 12, the width of the hammer replacement block 6 is at least two thirds of the width of the placing groove 12, the hammer replacement block 6 is arranged in the placing groove 12 formed in the upper surface of the mounting plate 11, the hammer replacement block 6 can be fixed by the effect of the limiting springs 14, the hammer replacement block 6, the replacement block 6 can be conveniently used in a cylinder 9, and the replacement cylinder 5, and the replacement hammer replacement block can be damaged when the hammer replacement hammer, the piston 9 can be used in the process.
In fig. 1, 4 and 5: a cylinder hammer 5 is movably arranged above a piston 9 outside a second guide rod 3, an undercarriage 4 is arranged above the cylinder hammer 5, a first guide rod 2 is fixedly arranged above the second guide rod 3, a top beam 1 is fixedly arranged at the top end of the first guide rod 2, reinforcing ribs 22 are arranged inside the second guide rod 3 and the first guide rod 2, a connecting rod 15 is fixedly arranged on the upper surface of the second guide rod 3, a limiting ring 21 is arranged on the upper surface of the connecting rod 15, a mounting groove 18 mutually matched with the connecting rod 15 and the limiting ring 21 is arranged at the lower end of the first guide rod 2, a fixing groove 17 is arranged on one side of the first guide rod 2, a fixing bolt 16 is arranged inside the fixing groove 17 in a penetrating manner, the limiting ring 21 is arranged in an arc shape, the connecting rod 15 is arranged in a cylindrical shape, the reinforcing ribs 22 are arranged at an angle of 20 degrees with the horizontal direction, and at least ten reinforcing ribs 22 are arranged inside the first guide rod 2 and the second guide rod 3, the outer part of the limiting ring 21 is symmetrically provided with through holes 20, the tail end of the fixing bolt 16 penetrates through the outer part of the first guide rod 2 and penetrates through the inner parts of the two groups of through holes 20 to extend to the inner part of the fixing hole 19 to be in threaded connection with the fixing hole 19, the outer surface of the fixing bolt 16 is parallel to the outer side of the first guide rod 2, the cylinder hammer 5 can be rapidly taken down for maintenance through the split type design of the first guide rod 2 and the second guide rod 3, simultaneously, reinforcing ribs 22 are arranged in the first guide rod 2 and the second guide rod 3, the strength of the first guide rod 2 and the second guide rod 3 can be effectively increased, the rigidity of the first guide rod 2 and the second guide rod 3 can be increased, the limiting ring 21 connected with the upper end of the second guide rod 3 through the connecting rod 15 is embedded into the mounting groove 18, and meanwhile, the fixing bolt 16 penetrates through the through holes 20 arranged on the outer part of the limiting ring 21 and is in threaded connection with the fixing hole 19, therefore, the first guide rod 2 and the second guide rod 3 can be rapidly installed, and the normal operation of the cylinder hammer 5 is not affected.
The working principle of the invention is as follows: when the first guide rod 2 and the second guide rod 3 are disassembled, the fixing bolt 16 in the fixing groove 17 arranged at the outer side of the first guide rod 2 is unscrewed, namely the tail end of the fixing bolt 16 is unscrewed and moved out of the fixing hole 19, after the fixing bolt 16 is unscrewed, the fixing bolt 16 is taken out of the mounting groove 18, at the moment, the connecting rod 15 and the limiting ring 21 arranged above the connecting rod 15 are moved out of the mounting groove 18, the first guide rod 2 and the second guide rod 3 can be quickly separated through the arrangement, the first guide rod 2 and the second guide rod 3 are designed in a split mode, the cylinder hammer 5 outside the second guide rod 3 can be conveniently and quickly taken down for replacement and maintenance, and when the second guide rod 3 and the first guide rod 2 are installed, the connecting rod 15 above the second guide rod 3 and the limiting ring 21 arranged above the connecting rod 15 enter the mounting groove 18 connected with the lower end of the first guide rod 2, through holes 20 are symmetrically formed in the outer portion of the limiting ring 21, after the limiting ring 21 enters the inside of the mounting groove 18, the fixing bolt 16 penetrates through the outer portion of the fixing groove 17 and extends into the inside of the mounting groove 18, after the fixing bolt penetrates through the through holes 20 formed in the outer portion of the limiting ring 21 and extends into the fixing hole 19, the fixing bolt is in threaded connection with the fixing hole 19, the connecting rod 15 and the limiting ring 21 are further fixed, namely, the first guide rod 2 and the second guide rod 3 are rapidly installed and fixed, the head portion of the fixing bolt 16 enters the fixing groove 17 and is parallel to the first guide rod 2, normal work of the cylinder hammer 5 cannot be affected, reinforcing ribs 22 are arranged inside the first guide rod 2 and the second guide rod 3, strength of the first guide rod 2 and the second guide rod 3 can be effectively increased, and rigidity of the first guide rod 2 and the second guide rod 3 can be increased, better, the cylinder hammer 5 can work better, the mounting plate 11 is symmetrically mounted on the upper surface of the piston 9, the mounting plate 11 is provided with a placing groove 12 on the upper surface, the limiting plate 10 arranged inside the placing groove 12 is moved to the outer side of the placing groove 12, so that the limiting spring 14 arranged on the front surface of the limiting plate 10 is extruded to deform, the hammer block 6 is placed inside the placing groove 12, after the hammer block 6 is placed, the limiting plate 10 is released, the limiting spring 14 is deformed again, so that the limiting plate 10 limits and fixes the hammer block 6, the rear surface of the limiting plate 10 is provided with an anti-skid layer 13, so that the stability of the hammer block 6 can be increased, so that the hammer block 6 can replace the hammer when the piston 9 is hammered by dropping down the cylinder hammer 5, so that the service life of the cylinder hammer 5 and the piston 9 can be effectively prolonged, in this way, the replacement of the hammer block 6 when the hammer is damaged in use can be convenient, the piston 9 is simultaneously, the sound deadening cover 8 is arranged outside the piston 9, the fastening bolt 23 is rotatably mounted, the fastening bolt 9, the silencing bolt 25 is symmetrically arranged outside, and the silencing bolt 8 is arranged inside the silencing bolt 8, and the silencing bolt 8 is arranged on the silencing bolt 8, and the silencing bolt 8, and the silencing bolt 8 is arranged on the inner side of the silencing cover can be arranged in the silencing cover which can be quickly, and the silencing piston 9, the silencing cover which can be arranged in the silencing piston 8, the silencing column 27 is cylindrical and is at least symmetrically arranged in the silencing cavity 26 by the silencing cover 8 in a circular shape, so that the effect of sound isolation can be improved, and further, the influence of noise on the environment is reduced, when the silencing column works, the cylinder hammer 5 is lifted and hung on the top cross beam 1 through a winch, a hammer hook is pulled, the cylinder hammer 5 freely falls under the action of the hammer, the air wrapped between the piston 9 and the cylinder is compressed to be increased in temperature, when the air is compressed to a certain degree, an impact pin fixed on the outer side of the cylinder hammer 5 presses a crank arm of the oil pump to the left to push a core of the oil pump, diesel oil is pressed into an oil pipe, the diesel oil is sprayed into the cylinder in a mist form after an oil nozzle, the mist diesel oil and high-pressure high-temperature gas are mixed, the temperature of the mixed gas exceeds the ignition point of the fuel oil, combustion work is performed, high-pressure gas is generated due to enable the cylinder and the piston 9 to move in the opposite direction, namely, the pile is sunk by the force acting on the piston 9, the cylinder hammer 5 moves upwards, when the hammer 5 is separated from the piston 9, the piston, the air is sucked, the air is driven, the action of the hammer, the hammer can be closed again, the hammer can be effectively closed, the hammer can be used for a plurality of the hammer, the hammer can be effectively closed, and the hammer can be used for replacing the hammer in the working process of the hammer 5, and can be effectively closed, the hammer in the working process of repeated working process of the hammer.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides a guide bar formula diesel oil sledgehammer device, includes piston (9), its characterized in that, the upper surface symmetry of piston (9) is provided with second guide arm (3), and the below rigid coupling of piston (9) has pile cap seat (7), the outside of piston (9) is cup jointed and is installed amortization cover (8), and the upper surface symmetry of piston (9) installs mounting panel (11), standing groove (12) have been seted up to the upper surface of mounting panel (11), inside embedding of standing groove (12) is installed and is replaced hammer block (6), the outside of second guide arm (3) has cylinder hammer (5) in the top movable mounting of piston (9), the top of cylinder hammer (5) is provided with undercarriage (4), the top fixed mounting of second guide arm (3) has first guide arm (2), the top fixed mounting of first guide arm (2) has entablature (1).
2. The guide rod type diesel sledge hammer device according to claim 1, wherein the hammer block (6) is rectangular, the inner side of the placement groove (12) is symmetrically provided with limiting springs (14) in front of the hammer block (6), the front ends of the limiting springs (14) are connected with limiting plates (10), and the rear surfaces of the limiting plates (10) are provided with anti-slip layers (13) in front of the hammer block (6).
3. The guide rod type diesel sledge hammer device according to claim 2, wherein the height of the placing groove (12) is the same as the height of the limiting plate (10), the limiting springs (14) are provided with at least six limiting springs at equal intervals on the inner side of the placing groove (12), and the outer side of the anti-skid layer (13) is provided with anti-skid convex points.
4. A guide bar type diesel sledge hammer arrangement according to claim 2, c h a r a c t e r i z e d in that the spreader block (6) is rectangular and that the height of the spreader block (6) is higher than the height of the placement channel (12), and that the width of the spreader block (6) is at least two thirds of the width of the placement channel (12).
5. The guide rod type diesel sledge hammer device according to claim 1, wherein the second guide rod (3) and the first guide rod (2) are both provided with a reinforcing rib (22) inside, a connecting rod (15) is fixedly mounted on the upper surface of the second guide rod (3), a limiting ring (21) is arranged on the upper surface of the connecting rod (15), the lower end of the first guide rod (2) is provided with a mounting groove (18) which is matched with the connecting rod (15) and the limiting ring (21), one side of the first guide rod (2) is provided with a fixing groove (17), and a fixing bolt (16) is installed inside the fixing groove (17) in a penetrating manner.
6. A guide bar type diesel sledge hammer arrangement according to claim 5, wherein the stop collar (21) is arc-shaped, the connecting rod (15) is cylindrical, the reinforcing ribs (22) are arranged at 20 degrees to the horizontal, and at least ten reinforcing ribs (22) are arranged inside the first guide bar (2) and the second guide bar (3).
7. The guide rod type diesel sledge hammer device according to claim 5, wherein through holes (20) are symmetrically formed in the outer portion of the limiting ring (21), the ends of the fixing bolts (16) penetrate through the outer portion of the first guide rod (2) and penetrate through the inner portions of the two sets of through holes (20) to extend to the inner portions of the fixing holes (19) to be in threaded connection with the fixing holes (19), and the outer surfaces of the fixing bolts (16) are parallel to the outer side of the first guide rod (2).
8. The guide rod type diesel sledge hammer device according to claim 1, wherein fastening bolts (23) are symmetrically installed outside the silencing cover (8), silencing strips (25) are symmetrically arranged on the inner side of the silencing cover (8), a silencing cavity (26) is formed in the silencing cover (8), a silencing column (27) is arranged in the silencing cavity (26), and silencing cotton (24) is filled in the silencing cavity (26) in the silencing cover (8).
9. The guide bar type diesel sledge hammer device according to claim 8, wherein the piston (9) is symmetrically provided with screw holes on the outside, the end of the fastening bolt (23) extends through the outside of the muffling cover (8) to the inside of the screw hole and is in threaded connection with the screw hole, and the distance between the inside of the muffling cover (8) and the outside of the piston (9) is 10cm.
10. The guide bar type diesel sledge hammer device according to claim 8, wherein said silencing bar (25) is elongated and at least twelve silencing bars (25) are symmetrically arranged inside the silencing cover (8), said silencing columns (27) are cylindrical and at least twenty silencing covers (8) are symmetrically arranged inside the silencing cavity (26) and said silencing cotton (24) is made of rock wool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110446602.XA CN115233670B (en) | 2021-04-23 | 2021-04-23 | Guide rod type diesel oil large hammer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110446602.XA CN115233670B (en) | 2021-04-23 | 2021-04-23 | Guide rod type diesel oil large hammer device |
Publications (2)
| Publication Number | Publication Date |
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| CN115233670A true CN115233670A (en) | 2022-10-25 |
| CN115233670B CN115233670B (en) | 2023-09-15 |
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| CN202110446602.XA Active CN115233670B (en) | 2021-04-23 | 2021-04-23 | Guide rod type diesel oil large hammer device |
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| CN210216416U (en) * | 2019-05-29 | 2020-03-31 | 江苏巨威机械有限公司 | Noise-control hydraulic pile hammer |
| CN212582670U (en) * | 2020-06-17 | 2021-02-23 | 福建海威液压机械有限公司 | Buffer structure of hydraulic hammer |
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2021
- 2021-04-23 CN CN202110446602.XA patent/CN115233670B/en active Active
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| GB846844A (en) * | 1959-02-24 | 1960-08-31 | Mckiernan Terry Corp | Improvements in pile hammer operable with either diesel or drop hammer effect |
| CN2658222Y (en) * | 2003-10-31 | 2004-11-24 | 余有存 | Multi-guide-bar diesel piling hammer |
| CN202031094U (en) * | 2011-04-11 | 2011-11-09 | 郭栋 | Split assembled type cylinder hammer body diesel pile hammer |
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| CN115233670B (en) | 2023-09-15 |
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