CN215801614U - Vibrating hammer for steel pipe pile anchor pulling combined cofferdam construction - Google Patents
Vibrating hammer for steel pipe pile anchor pulling combined cofferdam construction Download PDFInfo
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- CN215801614U CN215801614U CN202122284584.8U CN202122284584U CN215801614U CN 215801614 U CN215801614 U CN 215801614U CN 202122284584 U CN202122284584 U CN 202122284584U CN 215801614 U CN215801614 U CN 215801614U
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Abstract
A steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction relates to the field of hydraulic engineering and comprises a connector, a vibration exciter and a clamping mechanism, wherein the clamping mechanism comprises a connecting seat, the lower surface of the connecting seat is connected with a fixing sleeve, two vertical long holes are formed in the fixing sleeve, the lower end of the fixing sleeve is connected with an inner clamping sleeve and an outer clamping sleeve, the inner clamping sleeve is in a frustum shape with a large upper part and a small lower part, the outer clamping sleeve is in a frustum shape with a small upper part and a large lower part, and a steel pipe pile is arranged between the inner clamping sleeve and the outer clamping sleeve; an outer jacking sleeve is arranged outside the fixed sleeve, an inner jacking column and an oil cylinder are arranged in the fixed sleeve, a cylinder barrel of the oil cylinder is connected with the connecting seat, a piston rod of the oil cylinder is connected with a cross rod, the middle part of the cross rod is connected with the inner jacking column, and two ends of the cross rod extend out of a vertical long hole of the fixed sleeve and then are connected with the outer jacking sleeve. During construction, the oil cylinder stretches out downwards to drive the inner jacking column and the outer jacking sleeve to move downwards simultaneously, so that the outer jacket clamps the outer wall of the steel pipe pile, and the inner jacket clamps the inner wall of the steel pipe pile, thereby clamping the upper opening circle of the steel pipe pile and ensuring the clamping effect.
Description
Technical Field
The utility model relates to the field of hydraulic engineering, in particular to a vibrating hammer for piling a steel pipe pile.
Background
At present, an existing vibration hammer comprises a connector, a vibration exciter and a clamping mechanism, wherein the connector is arranged above the vibration exciter, the connector is connected with the vibration exciter through a damping spring, the clamping mechanism is connected below the vibration exciter, the clamping mechanism comprises a body, a static chuck and a movable chuck, the static chuck and the movable chuck are arranged on the body, a clamping space is arranged between the movable chuck and the static chuck, the movable chuck is driven by an oil cylinder, and the oil cylinder is in linkage connection with the movable chuck through a swinging block; when the oil cylinder drives the swing block to swing, the swing block drives the movable chuck to move towards the static chuck until the steel pipe pile in the clamping space is clamped tightly, and the steel pipe pile can be stopped. The clamping in the mode only has two points of left and right clamping, the clamping is unstable and easy to shake, and therefore the piling process is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a vibrating hammer for steel pipe pile anchor pulling combined cofferdam construction, which can stably clamp a steel pipe pile.
The purpose of the utility model is realized as follows: the steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction is used for piling a steel pipe pile and comprises a connector, a vibration exciter and a clamping mechanism, wherein the connector is arranged above the vibration exciter, the connector is connected with the vibration exciter through a damping spring, and the clamping mechanism is connected below the vibration exciter; the clamping mechanism comprises a connecting seat, a fixing sleeve which is vertically arranged is connected to the lower surface of the connecting seat, two vertical long holes are formed in the fixing sleeve and symmetrically arranged, an inner clamping sleeve and an outer clamping sleeve are connected to the lower end of the fixing sleeve, the inner clamping sleeve is arranged inside the outer clamping sleeve, the inner clamping sleeve is in a frustum shape with a large upper part and a small lower part, the outer clamping sleeve is in a frustum shape with a small upper part and a large lower part, and the steel pipe pile is arranged between the inner clamping sleeve and the outer clamping sleeve; the fixed cover is externally provided with an outer top sleeve, an inner top column and an oil cylinder are arranged in the fixed cover, the oil cylinder is vertically arranged, a cylinder barrel of the oil cylinder is connected with the connecting seat, a piston rod of the oil cylinder is connected with a cross rod, the middle part of the cross rod is connected with the inner top column, and two ends of the cross rod extend out of a vertical long hole of the fixed cover and then are connected with the outer top sleeve.
During construction, after the upper end of the steel pipe pile enters the space between the inner jacket and the outer jacket, the oil cylinder extends downwards to drive the inner support pillar and the outer support jacket to move downwards simultaneously, so that the outer jacket clamps the outer wall of the steel pipe pile, and the inner jacket clamps the inner wall of the steel pipe pile, thereby clamping the upper opening circle of the steel pipe pile and ensuring the clamping effect.
In order to improve the anti-skid effect, friction plates are connected to the outer wall of the inner jacket and the inner wall of the outer jacket, so that the steel pipe pile clamp is firmer.
In order to facilitate the deformation of the inner jacket and the outer jacket to clamp the steel pipe pile, deformation joints are arranged on the inner jacket and the outer jacket.
In order to increase the strength of the outer top cover, a reinforcing hoop is connected to the outer top cover.
The inner diameter of the upper end of the inner jacket is equal to the inner diameter of the fixed sleeve.
The outer diameter of the upper end of the outer jacket is equal to that of the fixing sleeve.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of an outer jacket.
Fig. 3 is a schematic view of the inner jacket.
Detailed Description
As shown in figure 1, the steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction comprises a connector 1, a vibration exciter 4 and a clamping mechanism, wherein the connector 1 is arranged above the vibration exciter 4, the connector 1 is connected with the vibration exciter 4 through a split bolt 2, a damping spring 3 is arranged on the split bolt 2, and the clamping mechanism is connected below the vibration exciter 4.
Fixture includes connecting seat 5, connects vertical arrangement's fixed cover 11 at the lower surface of connecting seat 5, sets up two vertical slot holes 14 on fixed cover 11, and two vertical slot hole 14 symmetrical arrangement connect interior clamp cover 10 and outer clamp cover 9 at the lower extreme of fixed cover 6, and interior clamp cover 10 sets up the inside that presss from both sides cover 9 outward, and interior clamp cover 10 is big-end-up's frustum shape, and the upper end internal diameter that the interior clamp cover 10 was overlapped equals with the internal diameter of fixed cover 11. The outer jacket 9 is in a frustum shape with a small upper part and a large lower part, the outer diameter of the upper end of the outer jacket 9 is equal to that of the fixing sleeve 11, deformation joints 17 (shown in fig. 2 and 3) are arranged on the inner jacket 10 and the outer jacket 9, rubber friction plates 15 are connected on the outer wall of the inner jacket 10 and the inner wall of the outer jacket 9, and the steel pipe pile 16 is arranged between the friction plates of the inner jacket 10 and the outer jacket 9.
An outer top sleeve 13 is arranged outside the fixed sleeve 11, the inner diameter of the outer top sleeve 13 is slightly larger than the outer diameter of the fixed sleeve 11, and the outer top sleeve 13 is connected with a reinforcing hoop 7. The utility model discloses a fixed cover 11, including fixed cover 11, top post 8, hydro-cylinder 12 vertical layout, the cylinder and the connecting seat 5 of hydro-cylinder 12 are connected, and horizontal pole 6 is connected to the piston rod of hydro-cylinder 12, and the middle part and the interior top post 8 of horizontal pole 6 are connected, and the external diameter of interior top post 8 slightly is less than the internal diameter of fixed cover 11, and the both ends of horizontal pole 6 are connected with outer top cover 13 after stretching out from the vertical slot hole 14 of fixed cover 11.
During construction, after the upper end of the steel pipe pile 16 enters between the friction plate of the inner jacket 10 and the friction plate of the outer jacket 9, the oil cylinder 12 extends downwards to drive the inner support pillar 8 and the outer support sleeve 13 to move downwards simultaneously, so that the friction plate of the outer jacket 9 clamps the outer wall of the steel pipe pile 16, the friction plate of the inner jacket 10 clamps the inner wall of the steel pipe pile 16, the upper opening of the steel pipe pile 16 is clamped for one circle, and the clamping effect is guaranteed.
Claims (6)
1. The steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction is used for piling a steel pipe pile and comprises a connector, a vibration exciter and a clamping mechanism, wherein the connector is arranged above the vibration exciter, the connector is connected with the vibration exciter through a damping spring, and the clamping mechanism is connected below the vibration exciter; the method is characterized in that: the clamping mechanism comprises a connecting seat, a fixing sleeve which is vertically arranged is connected to the lower surface of the connecting seat, two vertical long holes are formed in the fixing sleeve and symmetrically arranged, an inner clamping sleeve and an outer clamping sleeve are connected to the lower end of the fixing sleeve, the inner clamping sleeve is arranged inside the outer clamping sleeve, the inner clamping sleeve is in a frustum shape with a large upper part and a small lower part, the outer clamping sleeve is in a frustum shape with a small upper part and a large lower part, and the steel pipe pile is arranged between the inner clamping sleeve and the outer clamping sleeve; the fixed cover is externally provided with an outer top sleeve, an inner top column and an oil cylinder are arranged in the fixed cover, the oil cylinder is vertically arranged, a cylinder barrel of the oil cylinder is connected with the connecting seat, a piston rod of the oil cylinder is connected with a cross rod, the middle part of the cross rod is connected with the inner top column, and two ends of the cross rod extend out of a vertical long hole of the fixed cover and then are connected with the outer top sleeve.
2. The steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction according to claim 1, wherein: friction plates are connected to the outer wall of the inner jacket and the inner wall of the outer jacket.
3. The steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction according to claim 1, wherein: deformation joints are arranged on the inner jacket and the outer jacket.
4. The steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction according to claim 1, wherein: a reinforcing hoop is connected to the outer jacket.
5. The steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction according to claim 1, wherein: the inner diameter of the upper end of the inner jacket is equal to that of the fixing sleeve.
6. The steel pipe pile anchor pulling combined type vibration hammer for cofferdam construction according to claim 1, wherein: the outer diameter of the upper end of the outer jacket is equal to that of the fixing sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122284584.8U CN215801614U (en) | 2021-09-22 | 2021-09-22 | Vibrating hammer for steel pipe pile anchor pulling combined cofferdam construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122284584.8U CN215801614U (en) | 2021-09-22 | 2021-09-22 | Vibrating hammer for steel pipe pile anchor pulling combined cofferdam construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215801614U true CN215801614U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122284584.8U Active CN215801614U (en) | 2021-09-22 | 2021-09-22 | Vibrating hammer for steel pipe pile anchor pulling combined cofferdam construction |
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| CN (1) | CN215801614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116559956A (en) * | 2023-04-28 | 2023-08-08 | 上海勘测设计研究院有限公司 | Submarine seismic wave testing equipment and method |
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2021
- 2021-09-22 CN CN202122284584.8U patent/CN215801614U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116559956A (en) * | 2023-04-28 | 2023-08-08 | 上海勘测设计研究院有限公司 | Submarine seismic wave testing equipment and method |
| CN116559956B (en) * | 2023-04-28 | 2024-04-16 | 上海勘测设计研究院有限公司 | Submarine seismic wave testing equipment and method |
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