CN216405415U - Pile driving and pulling hammer - Google Patents
Pile driving and pulling hammer Download PDFInfo
- Publication number
- CN216405415U CN216405415U CN202123163341.5U CN202123163341U CN216405415U CN 216405415 U CN216405415 U CN 216405415U CN 202123163341 U CN202123163341 U CN 202123163341U CN 216405415 U CN216405415 U CN 216405415U
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- chuck
- pile driving
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- excavator
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Abstract
The utility model relates to a pile driving and pulling hammer, which is particularly suitable for steel sheet piles and H-shaped piles, and belongs to the technical field of pile driving and pulling hammer structures. The pile driving auxiliary arm comprises a pile driving auxiliary arm and an excavator connecting piece arranged at one end of the pile driving auxiliary arm, wherein an upper hole group used for connecting an H frame of an excavator and a lower hole group used for connecting a small arm of the excavator are arranged on the excavator connecting piece, the other end of the pile driving auxiliary arm is hinged with a portal pile machine support through an upper frame shaft of a pile machine, a chuck mechanism used for clamping a steel sheet pile or an H-shaped pile is arranged below the pile machine support, and an eccentric mechanism used for driving the chuck mechanism to move up and down is arranged in the pile machine support. The utility model has simple structure, low noise and is suitable for steel sheet piles and H-shaped piles.
Description
Technical Field
The utility model relates to a pile driving and pulling hammer, which is particularly suitable for steel sheet piles and H-shaped piles, and belongs to the technical field of pile driving and pulling hammer structures.
Background
At present, the existing pile driving and pulling hammer is unreasonable in structural design and mainly has the following defects:
1. the application range is small, and particularly, the chuck part is not suitable for driving steel sheet piles and H-shaped piles;
2. the noise is big when using.
Therefore, there is a need to design a hammer that overcomes the above-mentioned problems.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides the pile driving and pulling hammer which is simple in structure, suitable for steel sheet piles and H-shaped piles and low in noise.
In order to achieve the purpose, the utility model provides the following technical scheme:
a pile driving and pulling hammer is characterized by comprising a pile driving auxiliary arm 1 and an excavator connecting piece 4 arranged at one end of the pile driving auxiliary arm 1, wherein an upper hole group 5 used for connecting an H frame of an excavator and a lower hole group 6 used for connecting a small arm of the excavator are arranged on the excavator connecting piece 4, the other end of the pile driving auxiliary arm 1 is hinged with a portal pile driver support 3 through a pile driver upper frame shaft 2, a chuck mechanism used for clamping a steel plate pile or an H-shaped pile is arranged below the pile driver support 3, and an eccentric mechanism used for driving the chuck mechanism to move up and down is arranged in the pile driver support 3;
preferably, the eccentric mechanism comprises a box motor 7 arranged in a box 14, a main eccentric block 8 is arranged on an output shaft of the box motor 7, a main gear 25 is arranged at the tail end of the output shaft of the box motor 7, main helical teeth 10 are arranged along the circumference of the main gear 25, the main gear 25 is meshed with a secondary gear 11, secondary helical teeth 12 matched with the main helical teeth 10 are arranged on the circumference of the secondary gear 11, the secondary gear 11 is arranged on a secondary shaft, a secondary eccentric block 13 matched with the main eccentric block 8 for use is arranged on the secondary shaft, and the output shaft of the box motor 7 and the secondary shaft are both arranged on the box 14 through bearings;
preferably, the top of the box body 14 is provided with an inspection window 15 and an exhaust funnel 16 which can be opened and closed;
preferably, a plurality of shock absorption blocks 9 are arranged between the left side and the right side of the box body 14 and the pile machine support 3, the shock absorption blocks 9 are arranged along the height direction of the box body 14, each shock absorption block 9 comprises two square connecting plates 17, and a shock absorption rubber pier 18 is arranged between the two connecting plates 17;
preferably, the chuck mechanism comprises a movable chuck 19 with a triangular bottom and a fixed chuck 20 with a semicircular bottom, wherein a movable toothed plate 23 is installed on one surface of the movable chuck 19 facing the fixed chuck 20, a fixed toothed plate 24 is installed on one surface of the fixed chuck 20 facing the movable chuck 19, when the movable chuck 23 is closed, the fixed toothed plate 24 is meshed with the movable toothed plate 23, the movable chuck 19 is driven by a chuck oil cylinder 21, and a driving connecting plate 22 is arranged between the movable chuck 19 and the chuck oil cylinder 21.
The pile driving and pulling hammer is ingenious in structural design, pile picking of the steel sheet pile and the H-shaped pile is achieved through the semicircular fixed chuck of the chuck mechanism, the steel sheet pile and the H-shaped pile are adjusted to proper positions, the triangular fixed chuck can be smoothly inserted into a steel sheet pile groove, the steel sheet pile or the H-shaped pile is clamped through the movable toothed plate and the fixed toothed plate which are meshed, and the eccentric mechanism adopts a skewed tooth structure, so that noise can be greatly reduced. In conclusion, the utility model has ingenious structural design and good application prospect in the field of processing of waterborne polyurethane resin.
Drawings
FIG. 1 is a schematic view of a pile driving and pulling hammer according to the present invention;
FIG. 2 is a schematic view of the eccentric mechanism;
FIG. 3 is an expanded view of the collet mechanism;
FIG. 4 is a view of the chuck structure in a closed state;
fig. 5 is a schematic view of the structure of the damper block.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The pile driving and pulling hammer of the present embodiment, please refer to fig. 1-5, includes a pile driving assisting arm 1 and an excavator connecting member 4 installed at one end of the pile driving assisting arm 1, an upper hole group 5 for connecting an excavator H-frame and a lower hole group 6 for connecting an excavator forearm are provided on the excavator connecting member 4, the other end of the pile driving assisting arm 1 is hinged to a portal pile driver support 3 through a pile driver upper frame shaft 2, a chuck mechanism for clamping a steel sheet pile or an H-shaped pile is provided below the pile driver support 3, and an eccentric mechanism for driving the chuck mechanism to move up and down is installed in the pile driver support 3.
The specific structure of the eccentric mechanism: the eccentric mechanism comprises a box body motor 7 arranged in a box body 14, a main eccentric block 8 is arranged on an output shaft of the box body motor 7, a main gear 25 is arranged at the tail end of the output shaft of the box body motor 7, a main helical tooth 10 is arranged along the circumference of the main gear 25, the main gear 25 is meshed with a secondary gear 11, a secondary helical tooth 12 matched with the main helical tooth 10 for use is arranged on the circumference of the secondary gear 11, the secondary gear 11 is arranged on a secondary shaft, a secondary eccentric block 13 matched with the main eccentric block 8 for use is arranged on the secondary shaft, and the output shaft and the secondary shaft of the box body motor 7 are both arranged on the box body 14 through bearings. When the vibration chuck mechanism works, the box body motor 7 drives the main eccentric block 8 and the main gear 25 to rotate, the main gear 25 drives the auxiliary gear 11 to rotate, so that the auxiliary eccentric block 13 is driven to rotate, the box body 14 is vibrated up and down, and the chuck mechanism is driven to vibrate up and down.
Wherein, the top of the box body 14 is provided with an inspection window 15 and an exhaust funnel 16 which can be opened and closed.
In order to reach better shock attenuation effect, increase of service life all is equipped with a plurality of snubber blocks 9 between 14 left and right sides of box and the stake machine support 3, and snubber block 9 sets up along 14 direction of height of box, and snubber block 9 includes two square connecting plates 17, is equipped with shock attenuation rubber mound 18 between two connecting plates 17.
The specific structure of the chuck mechanism is as follows: the chuck mechanism comprises a movable chuck 19 with a triangular bottom and a fixed chuck 20 with a semicircular bottom, wherein a movable toothed plate 23 is arranged on one surface of the movable chuck 19 facing the fixed chuck 20, a fixed toothed plate 24 is arranged on one surface of the fixed chuck 20 facing the movable chuck 19, when the movable chuck 23 is closed, the fixed toothed plate 24 is meshed with the movable toothed plate 23, the movable chuck 19 is driven by a chuck oil cylinder 21, and a driving connecting plate 22 is arranged between the movable chuck 19 and the chuck oil cylinder 21.
The pile driving and pulling hammer has simple structure, is suitable for steel sheet piles and H-shaped piles, and has low noise.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The pile driving and pulling hammer is characterized by comprising a pile driving auxiliary arm and an excavator connecting piece arranged at one end of the pile driving auxiliary arm, wherein an upper hole group used for connecting an H frame of an excavator and a lower hole group used for connecting a small arm of the excavator are arranged on the excavator connecting piece, the other end of the pile driving auxiliary arm is hinged with a portal pile driver support through a pile driver upper frame shaft, a chuck mechanism used for clamping a steel sheet pile or an H-shaped pile is arranged below the pile driver support, and an eccentric mechanism used for driving the chuck mechanism to move up and down is arranged in the pile driver support.
2. A pile driving and pulling hammer as claimed in claim 1, wherein the eccentric mechanism includes a casing motor mounted in the casing, a main eccentric block is mounted on an output shaft of the casing motor, a main gear is mounted on an end of the output shaft of the casing motor, a main helical tooth is formed along a circumference of the main gear, the main gear engages with a sub-gear, a sub-helical tooth is formed on a circumference of the sub-gear for cooperating with the main helical tooth, the sub-gear is mounted on a sub-shaft, a sub-eccentric block for cooperating with the main eccentric block is mounted on the sub-shaft, and the output shaft of the casing motor and the sub-shaft are mounted on the casing through bearings.
3. The pile driving and pulling hammer as set forth in claim 2, wherein the top of the casing has an inspection window and an exhaust funnel.
4. The pile driving and pulling hammer as claimed in claim 2, wherein a plurality of damping blocks are provided between the left and right sides of the box body and the support of the pile machine, the damping blocks are provided along the height direction of the box body, the damping blocks comprise two square connecting plates, and a damping rubber pier is provided between the two connecting plates.
5. The pile driving and pulling hammer according to claim 1, wherein the chuck mechanism comprises a movable chuck with a triangular bottom and a fixed chuck with a semicircular bottom, a movable toothed plate is mounted on one surface of the movable chuck facing the fixed chuck, a fixed toothed plate is mounted on one surface of the fixed chuck facing the movable chuck, the movable toothed plate is engaged with the fixed toothed plate when the movable chuck is closed, the movable chuck is driven by a chuck cylinder, and a driving connecting plate is arranged between the movable chuck and the chuck cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123163341.5U CN216405415U (en) | 2021-12-16 | 2021-12-16 | Pile driving and pulling hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123163341.5U CN216405415U (en) | 2021-12-16 | 2021-12-16 | Pile driving and pulling hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216405415U true CN216405415U (en) | 2022-04-29 |
Family
ID=81283758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123163341.5U Active CN216405415U (en) | 2021-12-16 | 2021-12-16 | Pile driving and pulling hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216405415U (en) |
-
2021
- 2021-12-16 CN CN202123163341.5U patent/CN216405415U/en active Active
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