CN216006941U - Novel multi-angle hydraulic ramming hammer - Google Patents
Novel multi-angle hydraulic ramming hammer Download PDFInfo
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- CN216006941U CN216006941U CN202122225488.6U CN202122225488U CN216006941U CN 216006941 U CN216006941 U CN 216006941U CN 202122225488 U CN202122225488 U CN 202122225488U CN 216006941 U CN216006941 U CN 216006941U
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- pile cap
- box body
- ramming
- pin shaft
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Abstract
The utility model relates to a novel multi-angle hydraulic ramming hammer, including box (1), hydro-cylinder (2), ram head (3), outer pile cap (4), interior pile cap (5), polyurethane buffer block (6), nylon buffer block (7), jump bit (8) and quick detach round pin axle (9), the installation flange (11) inside box (1) that hydro-cylinder (2) are fixed is installed, the slip installation of jump bit (8) is in the box (1) inner chamber, and the piston rod of this jump bit (8) and hydro-cylinder (2) crosses the round pin axle and is connected together through hydro-cylinder connecting seat (81); the outer pile cap (4) is fixedly arranged at the bottom of the box body (1) through bolts. The utility model has the advantages that: 1. different slope surface tamping work can be realized by replacing tamping heads with different angles. 2. When the inclined surface is rammed, the whole ramming hammer is not required to be inclined, and the reduction of the hammering force caused by inclined use and the like can be avoided.
Description
Technical Field
The utility model relates to a novel multi-angle hydraulic ramming hammer, ramming hammer technical field.
Background
With the development of economy in China, the ramming hammer technology makes great progress, under the condition that land use is increasingly tense, some factories, houses or other facilities have to be built on weak foundations such as seasides, beaches and the like, and piling machinery, particularly the ramming hammer, has greater and greater effect in economic construction in China. The energy transfer efficiency of the hydraulic ramming hammer can reach 70% -95%, while the energy transfer efficiency of the diesel hammer pile driver is only 20% -30%, the ramming control amount of the hydraulic ramming equipment is accurate, and ramming operation of different stratums can be realized; the hydraulic hammer ramming machine has excellent performance in the aspects of noise reduction, vibration and noise, takes oil hydraulic pressure as power, can adjust hydraulic pressure according to different stratum soil qualities to achieve proper impact force for piling, is novel ramming equipment, and is particularly suitable for urban construction requirements. The impact hammer is perpendicularly used when the existing ramming hammer is rammed, the maximum hammering force of the impact hammer can be ensured, if the impact hammer needs to be obliquely used according to an inclined plane angle during inclined plane ramming, the impact hammer is vertically divided into two forces in the vertical direction and the oblique direction under the impact force, so that the impact force is reduced, the original effect can be achieved by increasing hydraulic oil pressure, energy is wasted, and the operation difficulty and danger are increased.
SUMMERY OF THE UTILITY MODEL
For overcoming the defects of the prior art, the utility model provides a novel multi-angle hydraulic ramming hammer, the technical scheme of the utility model is:
a novel multi-angle hydraulic ramming hammer comprises a box body (1), an oil cylinder (2), a ramming head (3), an outer pile cap (4), an inner pile cap (5), a polyurethane buffer block (6), a nylon buffer block (7), an impact hammer (8) and a quick-release pin shaft (9), wherein the oil cylinder (2) is fixedly installed on an installation flange (11) inside the box body (1), the impact hammer (8) is installed in an inner cavity of the box body (1) in a sliding mode, and the impact hammer (8) is connected with a piston rod of the oil cylinder (2) through a pin shaft through an oil cylinder connecting seat (81); the outer pile cap (4) is fixedly arranged at the bottom of the box body (1) through bolts; the upper end of the outer pile cap (4) is provided with an upper limiting plate (42), and the lower end is provided with a lower limiting plate (41); the inner pile cap (5) is slidably arranged in the outer pile cap (4) and is limited by the upper limiting plate (42) and the lower limiting plate (41); the upper end face of the inner pile cap (5) is provided with a mounting groove (51), the nylon buffer block (7) is embedded into the mounting groove (51), the polyurethane buffer block (6) is mounted in a stepped groove between the outer pile cap (4) and the inner pile cap (5), and the polyurethane buffer block (6) is positioned below the upper limiting plate (42); a tamper head (3) is detachably arranged at the bottom of the inner pile cap (5), and the tamper head (3) extends to the outside of the box body (1).
The box body (1) is integrally formed by welding steel plates, the mounting flange (11) is arranged at the upper part of the inner cavity of the box body, and a plurality of mounting and overhauling holes (12) are formed in the outer wall of the box body (1) along the vertical direction of the box body; and a plurality of reinforcing ribs (13) for increasing the strength of the box body are arranged on the outer wall of the box body (1) along the periphery of the box body.
The tamper head (3) comprises a tamper head main body (31), the working surface of the tamper head main body (31) is an inclined surface, and a plurality of rib plates (32) connected with the inner pile cap (5) are fixedly arranged on the tamper head main body (31).
The outer pile cap (4) is formed by welding steel plates, a plurality of bolt holes (44) connected with the box body (1) are formed in the upper limiting connecting plate (42), and the lower limiting plate (41) is fixedly installed at the lower end of the outer pile cap (4) through bolts; the inner pile cap (5) slides freely in the stroke between the upper limiting plate and the lower limiting plate.
The lower part of the inner pile cap (5) is provided with a pile cavity (53) formed by welding steel plates, and the periphery of the pile cavity (53) is provided with a connecting plate (52); the tamper head (3) is detachably arranged on the connecting plate (52) through a quick-release pin shaft (9); the top of the tamper head (3) is inserted into the pile cavity (53) and contacts with the bottom of the inner pile cap (5).
The impact hammer (8) comprises an oil cylinder connecting seat (81), a hammer body cover plate (82), a hammer body (83) and a locking connecting bolt group (84), the oil cylinder connecting seat (81) is fixedly arranged on the upper portion of the hammer body cover plate (82), the hammer body (83) is arranged on the lower portion of the hammer body cover plate (82) and is connected with the hammer body cover plate (82) into a whole through the locking connecting bolt group (84); a plurality of mounting round holes (85) arranged along the circumferential direction are radially arranged on the side surface of the hammer body (83); the hammer body nut (846) is installed in the installation round hole (85); the lower end of a screw rod (845) sequentially penetrates through a hammer body cover plate (82) and a hammer body (83) and then is in threaded connection with a hammer body nut (846), an inner hexagonal set screw (847) is further arranged between the hammer body nut (846) and the screw rod (845), and the radially arranged inner hexagonal set screw (847) abuts against the screw rod (845) after penetrating through the hammer body nut (846); the upper end of the screw rod (845) is provided with a cotter pin (841), the upper end of the screw rod (845) is sequentially provided with an anti-loosening external thread and a locking external thread from top to bottom, and the thread diameters and the thread pitches of the anti-loosening external thread and the locking external thread are different; the locking nut (844) is matched with the locking external thread of the screw rod (845), and the hammer body cover plate (82) is locked and pressed on the hammer body (83); the locknut (842) is matched with the lockthread of the screw rod (845); the anti-loose nut (842) and the locking nut (844) are connected together through the inner hexagon bolt (843), and a gap is formed between the anti-loose nut (842) and the locking nut (844).
The quick-release pin shaft (9) comprises a handle (91), a pin shaft (92) and an R-shaped pin (93), wherein the handle (91) is fixedly installed at one end of the pin shaft (92), the R-shaped pin (93) is installed at the other end of the pin shaft (92) after penetrating through a through hole of the connecting plate (52), and the R-shaped pin (93) is inserted into the pin shaft hole of the pin shaft (92).
The utility model has the advantages that:
1. different slope surface tamping work can be realized by replacing tamping heads with different angles.
2. When the inclined surface is rammed, the whole ramming hammer is not required to be inclined, and the hammering force is not reduced due to inclined use.
3. The tamper head can be removed to be used as a pile driver, and the multifunctional pile driver has multiple functions.
4. Be equipped with the nylon buffer block between jump bit and the interior pile cap, the impact force has alleviateed the direct impact to interior pile cap through the nylon buffer block transmission to interior pile cap, has both avoided the damage of interior pile cap, has protected the pile body and has tamped the head, can the noise reduction again.
5. And a polyurethane buffer block is arranged between the outer pile cap and the inner pile cap, so that the mutual impact between the outer pile cap and the inner pile cap can be reduced, and the damage of the outer pile cap is avoided.
6. When the anti-loosening connecting bolt group and the impact hammer need to be replaced after long-time application, some components can be replaced quickly; the structure is stable and has quick and economical maintainability.
7. The rammer head is connected with the inner pile cap through the quick-release pin shaft, so that tools can be saved and the replacement can be quickly realized.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the installation structure of the box body, the impact hammer and the inner and outer pile caps of the present invention;
FIG. 3 is a schematic view of the structure of the box body of the present invention
FIG. 4 is a schematic structural view of the tamper head of the present invention;
FIG. 5 is a schematic structural view of the outer pile cap of the present invention;
FIG. 6 is a schematic structural view of the inner pile cap of the present invention;
FIG. 7 is a schematic view of the structure of the impact hammer of the present invention
FIG. 8 is a schematic structural view of the anti-loosening connecting bolt set of the impact hammer of the present invention
FIG. 9 is a schematic view of the quick-release pin structure of the present invention
Detailed Description
The invention will be further described with reference to specific embodiments, the advantages and features of the invention will become more apparent as the description proceeds. These examples are merely illustrative and do not limit the scope of the invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications are intended to be included within the scope of the invention.
Referring to fig. 1 to 9, the utility model relates to a novel multi-angle hydraulic ramming hammer, which comprises a box body 1, an oil cylinder 2, a ramming head 3, an outer pile cap 4, an inner pile cap 5, a polyurethane buffer block 6, a nylon buffer block 7, an impact hammer 8 and a quick-release pin shaft 9, wherein the oil cylinder 2 is fixedly installed on an installation flange 11 inside the box body 1, the impact hammer 8 is installed in the inner cavity of the box body 1 in a sliding manner, and the impact hammer 8 is connected with a piston rod of the oil cylinder 2 through a pin shaft by an oil cylinder connecting seat 81; the outer pile cap 4 is fixedly arranged at the bottom of the box body 1 through bolts; the upper end of the outer pile cap 4 is provided with an upper limiting plate 42, and the lower end is provided with a lower limiting plate 41; the inner pile cap 5 is slidably arranged in the outer pile cap 4 and is limited by the upper limiting plate 42 and the lower limiting plate 41; the upper end surface of the inner pile cap 5 is provided with a mounting groove 51, the nylon buffer block 7 is embedded into the mounting groove 51, the polyurethane buffer block 6 is mounted in a stepped groove between the outer pile cap 4 and the inner pile cap 5, and the polyurethane buffer block 6 is positioned below the upper limiting plate 42; a tamper head 3 is detachably mounted on the bottom of the inner pile cap 5, and the tamper head 3 extends to the outside of the box body 1.
The whole box body 1 is formed by welding steel plates, the mounting flange 11 is arranged at the upper part of the inner cavity of the box body, and a plurality of mounting and overhauling holes 12 are arranged on the outer wall of the box body 1 along the vertical direction of the box body; and a plurality of reinforcing ribs 13 for increasing the strength of the box body are arranged on the outer wall of the box body 1 along the periphery of the box body.
The tamper head 3 comprises a tamper head main body 31, the working surface of the tamper head main body 31 is an inclined surface, and a plurality of rib plates 32 connected with the inner pile cap 5 are fixedly arranged on the tamper head main body 31.
The outer pile cap 4 is formed by welding steel plates, a plurality of bolt holes 44 connected with the box body 1 are formed in the upper limiting connecting plate 42, and the lower limiting plate 41 is fixedly installed at the lower end of the outer pile cap 4 through bolts; the inner pile cap 5 is free to slide within the stroke between the upper and lower retainer plates 42, 41.
The lower part of the inner pile cap 5 is provided with a pile cavity 53 formed by welding steel plates, and the periphery of the pile cavity 53 is provided with a connecting plate 52; the tamper head 3 is detachably mounted on the connecting plate 52 through a quick-release pin shaft 9; the tamper head 3 is inserted into the pile cavity 53 at the top and contacts the bottom of the inner pile cap 5.
The impact hammer 8 comprises an oil cylinder connecting seat 81, a hammer body cover plate 82, a hammer body 83 and a locking connecting bolt group 84, wherein the oil cylinder connecting seat 81 is fixedly arranged at the upper part of the hammer body cover plate 82, and the hammer body 83 is arranged at the lower part of the hammer body cover plate 82 and is connected with the hammer body cover plate 82 into a whole through the locking connecting bolt group 84; a plurality of mounting round holes 85 arranged along the circumferential direction are radially arranged on the side surface of the hammer body 83; a hammer nut 846 is mounted in the mounting hole 85; the lower end of the screw 845 penetrates through the hammer cover 82 and the hammer 83 in sequence and then is connected with the hammer nut 846 in a threaded manner, an inner hexagonal set screw 847 is further arranged between the hammer nut 846 and the screw 845, and the radially arranged inner hexagonal set screw 847 abuts against the screw 845 after penetrating through the hammer nut 846; the upper end of the screw 845 is provided with a cotter 841, the upper end of the screw 845 is sequentially provided with an anti-loosening external thread and a locking external thread from top to bottom, and the thread diameters and the thread pitches of the anti-loosening external thread and the locking external thread are different; (ii) a The locking nut 844 is matched with the locking external thread of the screw rod 845, and the hammer body cover plate 82 is locked and pressed on the hammer body 83; the locknut 842 is matched with the lockthread of the screw 845; the locknut 842 and the locking nut 844 are connected together through a hexagon socket head cap screw 843, and a gap is formed between the locknut 842 and the locking nut 844.
The quick-release pin shaft 9 comprises a handle 91, a pin shaft 92 and an R-shaped pin 93, wherein one end of the pin shaft 92 is fixedly provided with the handle 91, the other end of the pin shaft 92 penetrates through the through hole of the connecting plate 52 and then is provided with the R-shaped pin 93, and the R-shaped pin 93 is inserted into the pin shaft hole of the pin shaft 92.
The utility model discloses a theory of operation is: when the rammer is rammed, the impact hammer 8 is lifted to a preset height by the oil cylinder 2, then oil is quickly drained or oil is reversely supplied to enable the impact hammer 8 to quickly fall down, the nylon buffer block 7 is struck and acting force is transmitted to the inner pile cap 5, and the inner pile cap 5 pushes the rammer head 3 (or a pile body) sleeved on the inner pile cap 5 to impact downwards so as to perform ramming or piling actions. After the hammering is completed, the outer pile cap 4 and the box body 1 wholly slide downwards under the action of self weight, and the upper limiting plate of the outer pile cap 4 is pressed downwards onto the polyurethane buffer block 6, so that the mutual impact between the outer pile cap 4 and the inner pile cap 5 can be reduced. The oil cylinder 2 repeatedly lifts and drops the impact hammer 8 to complete the whole ramming or piling process.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The novel multi-angle hydraulic ramming hammer is characterized by comprising a box body (1), an oil cylinder (2), a ramming head (3), an outer pile cap (4), an inner pile cap (5), a polyurethane buffer block (6), a nylon buffer block (7), an impact hammer (8) and a quick-release pin shaft (9), wherein the oil cylinder (2) is fixedly installed on an installation flange (11) inside the box body (1), the impact hammer (8) is installed in an inner cavity of the box body (1) in a sliding mode, and the impact hammer (8) is connected with a piston rod of the oil cylinder (2) through a pin shaft through an oil cylinder connecting seat (81); the outer pile cap (4) is fixedly arranged at the bottom of the box body (1) through bolts; the upper end of the outer pile cap (4) is provided with an upper limiting plate (42), and the lower end is provided with a lower limiting plate (41); the inner pile cap (5) is slidably arranged in the outer pile cap (4) and is limited by the upper limiting plate (42) and the lower limiting plate (41); the upper end face of the inner pile cap (5) is provided with a mounting groove (51), the nylon buffer block (7) is embedded into the mounting groove (51), the polyurethane buffer block (6) is mounted in a stepped groove between the outer pile cap (4) and the inner pile cap (5), and the polyurethane buffer block (6) is positioned below the upper limiting plate (42); a tamper head (3) is detachably arranged at the bottom of the inner pile cap (5), and the tamper head (3) extends to the outside of the box body (1).
2. The novel multi-angle hydraulic ramming hammer according to claim 1, wherein the box body (1) is integrally formed by welding steel plates, the mounting flange (11) is arranged at the upper part of the inner cavity of the box body, and a plurality of mounting and repairing holes (12) are formed in the outer wall of the box body (1) along the vertical direction of the box body; and a plurality of reinforcing ribs (13) for increasing the strength of the box body are arranged on the outer wall of the box body (1) along the periphery of the box body.
3. The novel multi-angle hydraulic ramming hammer according to claim 1 or 2, wherein the ramming head (3) comprises a ramming head main body (31), the working surface of the ramming head main body (31) is an inclined surface, and a plurality of rib plates (32) connected with the inner pile cap (5) are fixedly arranged on the ramming head main body (31).
4. The novel multi-angle hydraulic ramming hammer according to claim 3, wherein the outer pile cap (4) is formed by welding steel plates, a plurality of bolt holes (44) connected with the box body (1) are formed in the upper limiting connecting plate (42), and the lower limiting plate (41) is fixedly mounted at the lower end of the outer pile cap (4) through bolts; the inner pile cap (5) slides freely in the stroke between the upper limiting plate and the lower limiting plate.
5. The novel multi-angle hydraulic ramming hammer according to claim 4, wherein a pile cavity (53) formed by welding steel plates is formed at the lower part of the inner pile cap (5), and a connecting plate (52) is arranged at the periphery of the pile cavity (53); the tamper head (3) is detachably arranged on the connecting plate (52) through a quick-release pin shaft (9); the top of the tamper head (3) is inserted into the pile cavity (53) and contacts with the bottom of the inner pile cap (5).
6. The novel multi-angle hydraulic ramming hammer of claim 1 or 2, wherein the impact hammer (8) comprises a cylinder connecting seat (81), a hammer body cover plate (82), a hammer body (83) and a locking connecting bolt set (84), the cylinder connecting seat (81) is fixedly installed on the upper portion of the hammer body cover plate (82), the hammer body (83) is arranged on the lower portion of the hammer body cover plate (82), and is connected with the hammer body cover plate (82) into a whole through the locking connecting bolt set (84); a plurality of mounting round holes (85) arranged along the circumferential direction are radially arranged on the side surface of the hammer body (83); the hammer body nut (846) is installed in the installation round hole (85); the lower end of a screw rod (845) sequentially penetrates through a hammer body cover plate (82) and a hammer body (83) and then is in threaded connection with a hammer body nut (846), an inner hexagonal set screw (847) is further arranged between the hammer body nut (846) and the screw rod (845), and the radially arranged inner hexagonal set screw (847) abuts against the screw rod (845) after penetrating through the hammer body nut (846); the upper end of the screw rod (845) is provided with a cotter pin (841), and the upper end of the screw rod (845) is sequentially provided with an anti-loosening external thread and a locking external thread from top to bottom; the thread diameters and thread pitches of the anti-loosening external thread and the locking external thread are different; the locking nut (844) is matched with the locking external thread of the screw rod (845), and the hammer body cover plate (82) is locked and pressed on the hammer body (83); the locknut (842) is matched with the lockthread of the screw rod (845); the anti-loose nut (842) and the locking nut (844) are connected together through the inner hexagon bolt (843), and a gap is formed between the anti-loose nut (842) and the locking nut (844).
7. The novel multi-angle hydraulic ramming hammer according to claim 5, wherein the quick-release pin shaft (9) comprises a handle (91), a pin shaft (92) and an R-shaped pin (93), the handle (91) is fixedly mounted at one end of the pin shaft (92), the R-shaped pin (93) is mounted at the other end of the pin shaft (92) after penetrating through the through hole of the connecting plate (52), and the R-shaped pin (93) is inserted into the pin hole of the pin shaft (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122225488.6U CN216006941U (en) | 2021-09-14 | 2021-09-14 | Novel multi-angle hydraulic ramming hammer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122225488.6U CN216006941U (en) | 2021-09-14 | 2021-09-14 | Novel multi-angle hydraulic ramming hammer |
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| Publication Number | Publication Date |
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| CN216006941U true CN216006941U (en) | 2022-03-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122225488.6U Active CN216006941U (en) | 2021-09-14 | 2021-09-14 | Novel multi-angle hydraulic ramming hammer |
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| CN (1) | CN216006941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116065561A (en) * | 2023-04-04 | 2023-05-05 | 中铁十九局集团第三工程有限公司 | Ramming device for roadbed construction and use method thereof |
-
2021
- 2021-09-14 CN CN202122225488.6U patent/CN216006941U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116065561A (en) * | 2023-04-04 | 2023-05-05 | 中铁十九局集团第三工程有限公司 | Ramming device for roadbed construction and use method thereof |
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