CN213897112U - Buffer of pile driver - Google Patents
Buffer of pile driver Download PDFInfo
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- CN213897112U CN213897112U CN202022282423.0U CN202022282423U CN213897112U CN 213897112 U CN213897112 U CN 213897112U CN 202022282423 U CN202022282423 U CN 202022282423U CN 213897112 U CN213897112 U CN 213897112U
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- buffer
- supporting plate
- rod
- mounting block
- pile
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Abstract
The utility model provides a buffer of a pile driver, which comprises a first mounting block and a second mounting block, the middle part of the first mounting block is provided with a piling groove, a piling plate is arranged in the piling groove, the middle part of the lower surface of the piling plate is fixedly connected with the top end of the piling body, the pile driving body passes through the bottom end of the second mounting block and extends into the column cap, the upper edge of the column cap is fixedly connected with the lower edge of the second mounting block, the piling body is respectively in sliding seal with the first mounting block and the second mounting block, a rubber ring is arranged between the first mounting block and the second mounting block, the rubber ring and the first installation block, the second installation block and the pile driving body form a closed space, and a buffering and limiting device is arranged in the closed space, so that the pile driving body rebounds after undershooting to receive buffering and limit more safely and stably, and mechanical buffering is adopted to avoid generating larger heat and save energy.
Description
Technical Field
The utility model relates to a pile driver equipment technical field, in particular to buffer of pile driver.
Background
At present, in the building construction, pile barrel ramming and expanding pile forming equipment is often used, namely: a pile driver. The pile driver adopts the pile barrel to be inserted into the ground, the heavy hammer tamps the soil body in the pile barrel out of the pile barrel, and the soil body around the pile is compacted while tamping. Because the punching pin does not correspond with post stake size when the pile, lead to the post stake atress too concentrated, the thing that influences pile efficiency takes place occasionally, and the punching pin has certain resilience this safety and stability effect that is unfavorable for the pile simultaneously after down punching, and the whereabouts energy of the part of the rebound of absorption such as hydraulic pressure is utilized to current buffer, can produce great heat, causes the waste of the energy.
SUMMERY OF THE UTILITY MODEL
For solving the defects existing in the prior art, the utility model provides a buffer of pile driver, including first installation piece and second installation piece, first installation piece middle part is provided with the pile groove, is provided with the piling board in the pile groove, piling board lower surface middle part and pile body top fixed connection, the bottom that the pile body passes the second installation piece stretches into in the cap, cap upper edge and second installation body lower limb fixed connection, the pile body respectively with first installation piece and second installation piece sliding seal, be provided with the rubber ring between first installation piece and the second installation piece, form airtight space in rubber ring and first installation piece, second installation piece, the pile body, be provided with buffering stop device in the airtight space, buffering stop device includes first layer board, second layer board, buffer beam, first connecting rod, second connecting rod, the buffer of first layer board, second layer board, The buffer spring, first layer board below is provided with the liquid storage chamber, and the top is provided with the gas storage chamber.
Preferably, the length of the first supporting plate is greater than that of the second supporting plate, the first supporting plate is hinged to the fixing plate at the outer edge, the outer edge of the second supporting plate is fixedly connected with the fixing plate, the first supporting plate is arranged below the second supporting plate, a buffer rod is arranged between the first supporting plate and the second supporting plate, one end of the buffer rod is hinged to the inner edge of the first supporting plate, the other end of the buffer rod is hinged to the inner edge of the second supporting plate, one end of the first connecting rod is hinged to the second supporting plate, the other end of the first connecting rod is hinged to the top end of the second connecting rod, the bottom end of the second connecting rod is hinged to the inner edge of the first supporting plate, and the middle of the second connecting rod is hinged to the piling body.
Preferably, a buffer spring is arranged in the middle of the buffer rod, the buffer spring is sleeved on the buffer rod, the buffer rod comprises a first rod body and a second rod body, one end of the first rod body is hinged to the first supporting plate, the other end of the first rod body is sleeved at one end of the second rod body, the other end of the second rod body is hinged to the second supporting plate, one end of the buffer spring is fixed to the middle lower portion of the first rod body, and the other end of the buffer spring is fixed to the middle upper portion of the second rod body.
Preferably, the buffer rods can be provided with a plurality of groups which are distributed around the piling body at equal intervals.
Preferably, the second connecting rod is a folding rod which is folded towards the piling body.
Preferably, the first supporting plate and the second supporting plate which correspond to each other up and down are a group, the first supporting plate and the second supporting plate are provided with a plurality of groups and are uniformly distributed around the piling body, the length of the first supporting plate is twice that of the second supporting plate, the length of the first connecting rod is equal to that of the second supporting plate,
preferably, the length of the first supporting plate is smaller than the distance between the pile driving body and the rubber ring.
Preferably, the anti-wear hydraulic oil is arranged in the liquid storage cavity.
The beneficial effects of the utility model are embodied in the following aspect:
the utility model discloses will the pile body sets up in first installation piece and second installation piece, along upper and lower direction slip, when pile driving work goes on, the cap is detained and is established on the stake, pile body bottom is established on the top of stake, and the power of knocking down is beaten on the board of driving a pile, the body of driving a pile is beaten the stake down into in the soil, the rubber ring is compressed, and the resilience force that produces rebounds the body of driving a pile, the in-process that the body of driving a pile rebounds is compressed buffer spring, buffer spring plays the cushioning effect, weakens the resilience force, the rebound speed of rubber ring is less than the rebound speed of the body of driving a pile, the rubber ring also can play certain cushioning effect to the resilience of the body of driving a pile, just after the body of driving a certain distance that moves up, the first body of buffer lever and the second body of buffer lever are restricted each other, the length of buffer lever reaches the shortest, and rigidity restriction body of driving a pile continues to move up, the restoring force of the buffer spring restores the pile driving body to the initial idle state, so that the pile driving body rebounds after undershooting to receive buffering and limit more safety and stability, mechanical buffering is adopted, larger heat cannot be generated, and energy is saved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the buffering limiting sleeve.
In the shown figure, a first mounting block 1, a second mounting block 2, a piling groove 3, a piling plate 4, a piling body 5, a column cap 6, a rubber ring 7, a first supporting plate 8, a second supporting plate 9, a buffer rod 10, a first connecting rod 11, a second connecting rod 12, a buffer spring 13, a liquid storage cavity 14, a first rod body 15 and a second rod body 16.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
As shown in fig. 1-2, a buffer of a pile driver comprises a first mounting block 1 and a second mounting block 2, wherein a pile driving groove 3 is formed in the middle of the first mounting block 1, a pile driving plate 4 is arranged in the pile driving groove 3, the middle of the lower surface of the pile driving plate 4 is fixedly connected with the top end of a pile driving body 5, the pile driving body 5 penetrates through the bottom end of the second mounting block 2 and extends into a column cap 6, the upper edge of the column cap 6 is fixedly connected with the lower edge of the second mounting block, the pile driving body 5 is respectively in sliding seal with the first mounting block 1 and the second mounting block 2, a rubber ring 7 is arranged between the first mounting block 1 and the second mounting block 2, a closed space is formed among the rubber ring 7, the first mounting block 1, the second mounting block 2 and the pile driving body 5, a buffer limiting device is arranged in the closed space, and comprises a first supporting plate 8, a second supporting plate 9 and a second supporting plate 9, The piling device comprises a buffer rod 10, a first connecting rod 11, a second connecting rod 12 and a buffer spring 13, wherein a liquid storage cavity 14 is arranged below the first supporting plate 8, an air storage cavity is arranged above the first supporting plate 8, the length of the first supporting plate 8 is greater than that of the second supporting plate 9, the outer edge of the first supporting plate 8 is hinged with a fixed plate, the outer edge of the second supporting plate 9 is fixedly connected with the fixed plate, the first supporting plate 8 is arranged below the second supporting plate 9, the buffer rod 10 is arranged between the first supporting plate 8 and the second supporting plate 9, one end of the buffer rod 10 is hinged with the inner edge of the first supporting plate 8, the other end of the buffer rod is hinged with the inner edge of the second supporting plate 9, one end of the first connecting rod 11 is hinged with the second supporting plate 9, the other end of the first connecting rod is hinged with the top end of the second connecting rod 12, the bottom end of the second connecting rod 12 is hinged with the inner edge of the first supporting plate 8, the middle part of the second connecting rod 12 is hinged with the piling body 5, the middle part of the buffer rod 10 is provided with a buffer spring 13, the buffer spring 13 is sleeved on the buffer rod 10, the buffer rod 10 comprises a first rod body 15 and a second rod body 16, one end of the first rod body 15 is hinged with the first supporting plate 8, the other end of the first rod body is sleeved on one end of the second rod body 16, the other end of the second rod body 16 is hinged with the second supporting plate 9, one end of the buffer spring 13 is fixed at the middle lower part of the first rod body 15, the other end of the buffer spring is fixed at the middle upper part of the second rod body 16, the second connecting rod 12 is a folding rod which is bent towards the direction of the pile driving body 5, the upper and lower corresponding first supporting plate 8 and second supporting plate 9 are in a group, the first supporting plate 8 and the second supporting plate 9 are provided with a plurality of groups, the buffer rods are uniformly distributed around the pile driving body 5, the corresponding buffer rods 10 are also provided with a plurality of groups, the same distance is distributed around the pile driving body 5, the length of the first supporting plate 8 is twice that of the second supporting plate 9, the length of the first connecting rod 11 is equal to that of the second supporting plate 9, the length of the first supporting plate 8 is smaller than the distance between the pile driving body 5 and the rubber ring 7, and anti-wear hydraulic oil is arranged in the liquid storage cavity 14.
The pile body 5 can slide in the first mounting block 1 and the second mounting block 2 along the up-and-down direction, when the pile body 5 is idle, the buffer spring 13 is under tension by the gravity from the first support plate 8, the second connecting rod 12 and the pile body 5, the pile body 5 is limited at a certain position, at this time, the pile plate 4 is above the pile driving groove 3, the bottom end of the pile body 5 is flush with the lower surface of the second mounting block 2, when the pile driving work is performed, the column cap 6 is buckled on the pile, the bottom end of the pile body 5 is arranged at the top end of the pile, the downward knocking force hits on the pile plate 4, the pile body 5 drives the pile down into the soil, the rubber ring 7 is compressed, the generated resilience force rebounds the pile body 5, the buffer spring 13 is compressed during the rebounding of the pile body 5, the buffer spring 13 plays a buffer role, weaken the resilience force, the resilience speed of rubber ring 7 is less than the resilience speed of pile body 5, certain cushioning effect can also be played to the resilience of pile body 5 to rubber ring 7, and after pile body 5 upwards moved to a certain distance, first body of rod 15 and second body of rod 16 of buffer lever 10 restricted each other, the length of buffer lever 10 reached the shortest, and rigidity restriction pile body 5 continued upwards moving, buffer spring 13's restoring force resumes the state when initial idle again with pile body 5.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (8)
1. A buffer of a pile driver is characterized by comprising a first mounting block and a second mounting block, wherein a pile driving groove is formed in the middle of the first mounting block, a pile driving plate is arranged in the pile driving groove, the middle of the lower surface of the pile driving plate is fixedly connected with the top end of a pile driving body, the pile driving body penetrates through the bottom end of the second mounting block and extends into a column cap, the upper edge of the column cap is fixedly connected with the lower edge of the second mounting block, the pile driving body is respectively in sliding seal with the first mounting block and the second mounting block, a rubber ring is arranged between the first mounting block and the second mounting block, a closed space is formed in the rubber ring, the first mounting block, the second mounting block and the pile driving body, a buffer limiting device is arranged in the closed space and comprises a first supporting plate, a second supporting plate, a buffer rod, a first connecting rod, a second connecting rod and a buffer spring, a liquid storage cavity is arranged below the first supporting plate, an air storage cavity is arranged above the air cylinder.
2. The buffer of the pile driver as claimed in claim 1, wherein the length of the first supporting plate is greater than that of the second supporting plate, the outer edge of the first supporting plate is hinged to the fixing plate, the outer edge of the second supporting plate is fixedly connected to the fixing plate, the first supporting plate is arranged below the second supporting plate, a buffer rod is arranged between the first supporting plate and the second supporting plate, one end of the buffer rod is hinged to the inner edge of the first supporting plate, the other end of the buffer rod is hinged to the inner edge of the second supporting plate, one end of the first connecting rod is hinged to the second supporting plate, the other end of the first connecting rod is hinged to the top end of the second connecting rod, the bottom end of the second connecting rod is hinged to the inner edge of the first supporting plate, and the middle of the second connecting rod is hinged to the pile driver body.
3. The buffer of the pile driver as claimed in claim 2, wherein the buffer rod is provided with a buffer spring at the middle part, the buffer spring is sleeved on the buffer rod, the buffer rod comprises a first rod body and a second rod body, one end of the first rod body is hinged to the first supporting plate, the other end of the first rod body is sleeved at one end of the second rod body, the other end of the second rod body is hinged to the second supporting plate, one end of the buffer spring is fixed at the middle lower part of the first rod body, and the other end of the buffer spring is fixed at the middle upper part of the second rod body.
4. A buffer for a pile driver as claimed in claim 3, wherein said buffer rods are arranged in sets equally spaced around the pile driver body.
5. The buffer of the pile driver as claimed in claim 4, wherein the second connecting rod is a folding rod which is folded towards the pile driving body.
6. The buffer of the pile driver as claimed in claim 5, wherein the corresponding upper and lower first and second support plates are a group, the first and second support plates are provided with multiple groups and evenly distributed around the pile driver, the length of the first support plate is twice that of the second support plate, and the length of the first connecting rod is equal to that of the second support plate.
7. The buffer of pile driver as claimed in claim 6, wherein the first support plate has a length less than the distance between the pile body and the rubber ring.
8. The buffer of the pile driver as recited in claim 7, wherein the fluid reservoir is filled with anti-wear hydraulic fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022282423.0U CN213897112U (en) | 2020-10-14 | 2020-10-14 | Buffer of pile driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022282423.0U CN213897112U (en) | 2020-10-14 | 2020-10-14 | Buffer of pile driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213897112U true CN213897112U (en) | 2021-08-06 |
Family
ID=77112937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022282423.0U Active CN213897112U (en) | 2020-10-14 | 2020-10-14 | Buffer of pile driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213897112U (en) |
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2020
- 2020-10-14 CN CN202022282423.0U patent/CN213897112U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230511 Address after: No.301, Jiyi Road, Xixin industrial concentration area, Lvyuan District, Changchun City, Jilin Province Patentee after: Changchun Changchi New Material Technology Co.,Ltd. Address before: No.301, Jiyi Road, Xixin industrial concentration zone, Lvyuan District, Changchun City, Jilin Province (2nd floor, Changchi new materials) Patentee before: Changchun Changchi Foundation Engineering Co.,Ltd. |
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| TR01 | Transfer of patent right |