CN220184014U - Buffer device connected with pile cap for hydraulic impact hammer - Google Patents
Buffer device connected with pile cap for hydraulic impact hammer Download PDFInfo
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- CN220184014U CN220184014U CN202321500265.9U CN202321500265U CN220184014U CN 220184014 U CN220184014 U CN 220184014U CN 202321500265 U CN202321500265 U CN 202321500265U CN 220184014 U CN220184014 U CN 220184014U
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- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000006276 transfer reaction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The utility model relates to the technical field of hydraulic impact hammers, in particular to a buffer device for a hydraulic impact hammer, which is connected with a pile cap. When the hydraulic impact hammer body is used for impact operation, pile cap bodies and the like below the hydraulic impact hammer body are contacted with external objects, so that the pile cap bodies and the like can transfer reaction force upwards, the pile cap bodies and the like can enable the vertical rods to move through the baffle plates, the vertical rods drive the baffle plates to move, the baffle plates are matched with the second sleeve to extrude the springs, the springs are elastically deformed, and the springs can buffer the hydraulic impact hammer body and the pile cap bodies and the like through elastic performance matched with the first rubber pad and the second rubber pad.
Description
Technical Field
The utility model relates to the technical field of hydraulic impact hammers, in particular to a buffer device for a hydraulic impact hammer, which is connected with a pile cap.
Background
At present, in order to make a building foundation firm in the building construction process, pile foundation construction equipment such as a hydraulic impact hammer is often required to be used, a hammer core is lifted to a certain height through a hydraulic device and then is released quickly, a falling impact mode is directly applied to a pile cap of the hydraulic hammer, piles made of wood piles or stone piles are smashed into the deep ground, the acting force of the hydraulic impact hammer core on the pile cap is very large, in the piling process, especially in the case of severe geological conditions, piling is very difficult, and if the impact energy is not absorbed, the hammer body and the pile cap structure are damaged.
A hydraulic impact hammer such as the one of the grant publication CN 213117271U uses a buffer device connected to the pile cap, including a base. Through adjusting the inflation pressure, can absorb the impact of different intensity, protection hydraulic impact hammer, increase of service life, above-mentioned hydraulic impact hammer is with the buffer who is connected with the pile cap, be through side opening connection air inlet unit, through external manometer, utilize gas to realize absorbing the impact force of different intensity, play the cushioning effect, but, this kind of mode at first needs connect the inflated structure on hydraulic impact hammer, can not only increase hydraulic impact hammer self weight like this, and the vibrations effect when receiving hydraulic impact hammer impact, inflated structure also needs frequent maintenance, thereby just improved actual use cost, the junction between hydraulic impact hammer and the pile cap of foretell also does not set up connection structure, like this can't guarantee that hydraulic impact hammer and pile cap's central point is on same vertical line, thereby the effect when hydraulic impact hammer is strikeed to the pile cap has just been reduced.
Disclosure of Invention
The utility model aims to solve the problems that in the above-mentioned comparison patent, a buffer device connected with a pile cap is needed to be connected with an inflatable structure on the hydraulic impact hammer, so that the weight of the hydraulic impact hammer is increased, maintenance is needed frequently, a connecting structure is not arranged at the connecting position between the hydraulic impact hammer and the pile cap, and the hydraulic impact hammer and the central point of the pile cap cannot be ensured to be on the same vertical line.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a hydraulic pressure jump bit is with buffer who is connected with pile cap, includes hydraulic pressure jump bit body and first connection dish, first connection dish is installed to hydraulic pressure jump bit body's below outer wall, and the middle inner wall of first connection dish and the outer wall clearance fit of hydraulic pressure jump bit body, the top rigid coupling of first connection dish has first sleeve, and the inner wall of first sleeve and the outer wall clearance fit of hydraulic pressure jump bit body, first sleeve links to each other with hydraulic pressure jump bit body screw thread through a plurality of first bolts, buffer and connecting device are installed respectively in the below and the outside of first connection dish.
Preferably, the buffer device comprises a second sleeve, a plurality of outer walls of the second sleeve are fixedly connected with the inner part of the first connecting disc, a spring and a stop block are respectively arranged on the upper and lower sides of the inner part of the second sleeve, two ends of the spring are fixedly connected with the second sleeve and the stop block respectively, the outer walls of the stop block are in clearance fit with the inner walls of the second sleeve, vertical rods are fixedly connected under the stop block, the outer walls of the vertical rods are in clearance fit with the inner walls of the second sleeve, and a baffle is fixedly connected on the lower surface of the vertical rods.
Preferably, the upper and lower sides of the baffle are fixedly connected with a first rubber pad and a second rubber pad respectively.
Preferably, the connecting device comprises a pile cap body, the pile cap body is located the below of first connection pad, the second connection pad is installed to the outer wall of pile cap body, and the middle inner wall of second connection pad and the outer wall clearance fit of pile cap body, the outside of pile cap body is equipped with a plurality of screws, and the outer wall of screw respectively with the outside through-hole department inner wall clearance fit of second connection pad and first connection pad, the gasket has all been cup jointed to the upper and lower side outer wall of screw, the outside laminating of gasket has the nut, and the inside of nut links to each other with the outer wall screw thread of screw.
Preferably, the lower surface rigid coupling of second connection pad has the third sleeve, and the inner wall of third sleeve and the outer wall clearance fit of pile cap body, the third sleeve passes through a plurality of second bolts and pile cap body screw thread connection.
The buffer device for the hydraulic impact hammer, which is connected with the pile cap, has the beneficial effects that: when the hydraulic impact hammer body performs impact work, the pile cap body and the like below the hydraulic impact hammer body are contacted with external objects, so that the pile cap body and the like can transfer the reaction force upwards, the pile cap body and the like can enable the vertical rod to move through the baffle plate, the vertical rod drives the stop block to move, the stop block is matched with the second sleeve to extrude the spring, the spring is elastically deformed, and the spring can buffer the hydraulic impact hammer body and the pile cap body and the like through elastic performance matched with the first rubber pad and the second rubber pad, so that compared with the prior technical scheme, the hydraulic impact hammer has the advantages that more weight of the hydraulic impact hammer body is not increased, maintenance is not required, and the practical use cost is lower;
the second connecting disc and the like can be driven by the pile cap body to move, the upper surface of the pile cap body is attached to the lower surface of the second rubber pad, then the screw is installed in the outer through holes of the first connecting disc and the second connecting disc, the gasket and the nut are installed on the screw in sequence, the nut is screwed, the first connecting disc and the second connecting disc can be connected through the nut and the screw, the pile cap body in the second connecting disc and the central point of the hydraulic impact hammer body are located on the same vertical line, and therefore the subsequent impact effect is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a plan cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of the baffle, first rubber pad and second rubber pad of FIG. 1;
FIG. 4 is a schematic view of the spring, stop and second sleeve of FIG. 2;
fig. 5 is a schematic view of the structure of the screw, nut and second connection plate of fig. 2.
In the figure: 1. the hydraulic impact hammer comprises a hydraulic impact hammer body 2, a first connecting disc, 3, a buffer device 301, a second sleeve, 302, a spring, 303, a stop block, 304, a vertical rod, 305, a baffle, 4, a connecting device 401, a pile cap body, 402, a second connecting disc, 403, a screw, 404, a gasket, 405, a nut, 4A1, a pile cap core, 4A2, a third bolt, 5, a first sleeve, 6, a first bolt, 7, a first rubber pad, 8, a second rubber pad, 9, a third sleeve, 10 and a second bolt.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
examples
Referring to fig. 1-5, in this embodiment, a buffer device for a hydraulic impact hammer connected with a pile cap includes a hydraulic impact hammer body 1 and a first connection disc 2, the first connection disc 2 is installed on the lower outer wall of the hydraulic impact hammer body 1, 4 through holes are machined in the outer side of the first connection disc 2, the middle inner wall of the first connection disc 2 is in clearance fit with the outer wall of the hydraulic impact hammer body 1, a first sleeve 5 is fixedly connected above the first connection disc 2, the inner wall of the first sleeve 5 is in clearance fit with the outer wall of the hydraulic impact hammer body 1, the first sleeve 5 is connected with the hydraulic impact hammer body 1 through 4 first bolts 6 in a threaded manner, and a buffer device 3 and a connecting device 4 are installed below and outside the first connection disc 2 respectively.
Referring to fig. 1-4, the buffer device 3 includes a second sleeve 301, a spring 302, a stop 303, a vertical rod 304 and a baffle 305,4, wherein the outer walls of the second sleeve 301 are fixedly connected with the inside of the first connecting disc 2, an opening is processed below the second sleeve 301, the spring 302 and the stop 303 are respectively installed above and below the inside of the second sleeve 301, two ends of the spring 302 are fixedly connected with the second sleeve 301 and the stop 303 respectively, the outer walls of the stop 303 are in clearance fit with the inner walls of the second sleeve 301, the stop 303 cooperates with the second sleeve 301 to squeeze the spring 302 so as to enable the spring 302 to elastically deform, the vertical rod 304 is fixedly connected below the stop 303, the outer walls of the vertical rod 304 are in clearance fit with the inner walls of the second sleeve 301, the baffle 305 is fixedly connected with the lower surface of the vertical rod 304, and the upper and lower sides of the baffle 305 are respectively fixedly connected with the baffle 305, so that the buffer effect can be further improved through the first rubber pad 7 and the second rubber pad 8;
when the hydraulic impact hammer body 1 performs impact work, the pile cap body 401 and the like below the hydraulic impact hammer body 1 are contacted with external objects, so that the pile cap body 401 and the like can transfer reaction force upwards, the pile cap body 401 and the like can enable the vertical rod 304 to move through the baffle 305, the vertical rod 304 drives the stop block 303 to move, the stop block 303 is matched with the second sleeve 301 to extrude the spring 302, the spring 302 is elastically deformed, and the spring 302 can buffer the hydraulic impact hammer body 1 and the pile cap body 401 and the like through elastic performance matching with the first rubber pad 7 and the second rubber pad 8.
Referring to fig. 1, 2 and 5, the connection device 4 comprises a pile cap body 401, a second connection disc 402, a screw 403, a gasket 404 and a nut 405, wherein the pile cap body 401 is positioned below the first connection disc 2, a circular opening is processed inside the lower part of the pile cap body 401, the second connection disc 402 is installed on the outer wall of the pile cap body 401, 4 through holes are processed inside the outer side of the second connection disc 402, the middle inner wall of the second connection disc 402 is in clearance fit with the outer wall of the pile cap body 401, 4 screws 403 are arranged on the outer side of the pile cap body 401, the outer walls of the screws 403 are respectively in clearance fit with the inner walls of the outer side through holes of the second connection disc 402 and the first connection disc 2, gaskets 404 are sleeved on the upper outer wall and the lower outer wall of the screws 403, the firmness of the connection part can be improved through the gaskets 404, the outer side of the gaskets 404 are attached with the nuts 405, the inner parts of the nuts 405 are in threaded connection with the outer walls of the screw 403, a third sleeve 9 is fixedly connected to the lower surface of the second connection disc 402, the inner wall of the third sleeve 9 is in clearance fit with the outer wall of the pile cap body 401, and the outer wall of the pile cap body is in clearance fit with the screw threads of the screw 10;
the second connecting disc 402 and the like can be driven to move through the pile cap body 401, the upper surface of the pile cap body 401 is attached to the lower surface of the second rubber pad 8, then the screw 403 is installed in the outer through holes of the first connecting disc 2 and the second connecting disc 402, the gasket 404 and the nut 405 are installed on the screw 403 in sequence, and the nut 405 is screwed, so that the first connecting disc 2 and the second connecting disc 402 can be connected through the nut 405, the screw 403 and the like, the pile cap body 401 in the second connecting disc 402 and the central point of the hydraulic impact hammer body 1 are on the same vertical line, and the subsequent impact effect is improved.
In this embodiment, when an operator needs to use the hydraulic impact hammer to use the buffer device connected with the pile cap, the operator can drive the second connection disc 402 to move through the pile cap body 401, so that the upper surface of the pile cap body 401 is attached to the lower surface of the second rubber pad 8, then the screw 403 is mounted in the outer through holes of the first connection disc 2 and the second connection disc 402, the gasket 404 and the nut 405 are sequentially mounted on the screw 403, and the nut 405 is screwed, so that the first connection disc 2 and the second connection disc 402 can be connected through the nut 405 and the screw 403, so that the pile cap body 401 in the second connection disc 402 and the central point of the hydraulic impact hammer body 1 are on the same vertical line, and the subsequent impact effect is improved;
the pile cap body 401 and the like below the hydraulic impact hammer body 1 can be contacted with an external object firstly, so that the pile cap body 401 and the like can transfer the reaction force upwards, the pile cap body 401 and the like can enable the vertical rod 304 to move through the baffle 305, the vertical rod 304 drives the stop block 303 to move, the stop block 303 is matched with the second sleeve 301 to squeeze the spring 302, the spring 302 is elastically deformed, and the spring 302 can buffer the hydraulic impact hammer body 1 and the pile cap body 401 and the like through elastic performance matched with the first rubber pad 7 and the second rubber pad 8.
Examples
Referring to fig. 1-5, in this embodiment, the present utility model provides a technical solution: the hydraulic impact hammer is a buffer device connected with a pile cap, the connecting device 4 can further comprise a pile cap core 4A1 and a third bolt 4A2, the outer wall of the pile cap core 4A1 is in clearance fit with the inner wall of the pile cap body 401, and the pile cap core 4A1 is in threaded connection with the pile cap body 401 through the 4 third bolts 4A 2;
the pile cap core 4A1 can be installed inside the pile cap body 401 and fixed by the third bolt 4A2, so that the pile cap cores 4A1 with different diameters can be installed, thereby being suitable for various pile types.
In this embodiment, when the operator needs to use the hydraulic impact hammer to use the buffer device connected with the pile cap, the pile cap core 4A1 can be installed in the pile cap body 401 and fixed by the third bolt 4A2, so that the pile cap cores 4A1 with different diameters can be installed, thereby being suitable for various pile types.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.
Claims (5)
1. The utility model provides a buffer that hydraulic pressure jump bit was connected with pile cap, includes hydraulic pressure jump bit body (1) and first connection dish (2), first connection dish (2) are installed to the below outer wall of hydraulic pressure jump bit body (1), and the middle inner wall of first connection dish (2) and the outer wall clearance fit of hydraulic pressure jump bit body (1), its characterized in that: the top rigid coupling of first connection dish (2) has first sleeve (5), and the inner wall of first sleeve (5) and the outer wall clearance fit of hydraulic pressure jump bit body (1), first sleeve (5) link to each other with hydraulic pressure jump bit body (1) screw thread through a plurality of first bolts (6), buffer (3) and connecting device (4) are installed respectively in the below and the outside of first connection dish (2).
2. A hydraulic hammer buffer device for connection to a pile cap according to claim 1, wherein: the buffer device (3) comprises a second sleeve (301), wherein the outer walls of the second sleeve (301) are fixedly connected with the inside of the first connecting disc (2), a spring (302) and a stop block (303) are respectively arranged on the upper and lower sides of the inside of the second sleeve (301), the two ends of the spring (302) are fixedly connected with the second sleeve (301) and the stop block (303) respectively, the outer walls of the stop block (303) are in clearance fit with the inner walls of the second sleeve (301), vertical rods (304) are fixedly connected under the stop block (303), the outer walls of the vertical rods (304) are in clearance fit with the inner walls of the second sleeve (301), and baffle plates (305) are fixedly connected to the lower surfaces of the vertical rods (304).
3. A hydraulic hammer buffer device according to claim 2, in connection with a pile cap, characterized in that: the upper and lower sides of baffle (305) are respectively fixedly connected with first rubber pad (7) and second rubber pad (8).
4. A hydraulic hammer buffer device for connection to a pile cap according to claim 1, wherein: connecting device (4) are including pile cap body (401), pile cap body (401) are located the below of first connection pad (2), second connection pad (402) are installed to the outer wall of pile cap body (401), and the middle inner wall of second connection pad (402) and the outer wall clearance fit of pile cap body (401), the outside of pile cap body (401) is equipped with a plurality of screw rods (403), and the outer wall of screw rod (403) respectively with the outside through-hole department inner wall clearance fit of second connection pad (402) and first connection pad (2), gasket (404) have all been cup jointed to the upper and lower side outer wall of screw rod (403), nut (405) have been laminated in the outside of gasket (404), and the inside of nut (405) links to each other with the outer wall screw thread of screw rod (403).
5. The hydraulic impact hammer buffer device connected with a pile cap according to claim 4, wherein: the lower surface rigid coupling of second connection pad (402) has third sleeve (9), and the inner wall of third sleeve (9) and the outer wall clearance fit of pile cap body (401), third sleeve (9) are through a plurality of second bolts (10) and pile cap body (401) screw thread connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321500265.9U CN220184014U (en) | 2023-06-13 | 2023-06-13 | Buffer device connected with pile cap for hydraulic impact hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321500265.9U CN220184014U (en) | 2023-06-13 | 2023-06-13 | Buffer device connected with pile cap for hydraulic impact hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220184014U true CN220184014U (en) | 2023-12-15 |
Family
ID=89102279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321500265.9U Active CN220184014U (en) | 2023-06-13 | 2023-06-13 | Buffer device connected with pile cap for hydraulic impact hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220184014U (en) |
-
2023
- 2023-06-13 CN CN202321500265.9U patent/CN220184014U/en active Active
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