CN211621580U - Pile pressing device adopting double-jack anchor rod static pressure pile - Google Patents
Pile pressing device adopting double-jack anchor rod static pressure pile Download PDFInfo
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- CN211621580U CN211621580U CN201921819668.3U CN201921819668U CN211621580U CN 211621580 U CN211621580 U CN 211621580U CN 201921819668 U CN201921819668 U CN 201921819668U CN 211621580 U CN211621580 U CN 211621580U
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Abstract
The utility model discloses an adopt pile pressing device of double-jack stock static pressure stake, it includes three-dimensional frame structure's pile pressing frame, a pair of flange oil jack and be used for placing the girder steel on the pile bolck, the girder steel transversely passes pile pressing frame, this pair of flange oil jack symmetrical arrangement is on pile pressing frame's top surface, and flange oil jack's hydro-cylinder middle part flange is connected with pile pressing frame's top surface, flange oil jack's piston top flange and girder steel are connected, pile pressing frame's bottom surface is equipped with the anchor structure that is used for the anchor on the basis. The utility model discloses a mode of two jack pressure piles is fixed the girder steel on the jack, is favorable to promoting the girder steel, avoids artifical hanging beam operation, uses moreover the utility model discloses only need to change the cushion and can realize continuous pile pressing at the pile pressing in-process, avoid artifical lift counter-force equipment's loaded down with trivial details operation, simplified the process, it is easy and simple to handle, improve work efficiency, reduce engineering cost. The utility model discloses whole low in cost is favorable to wideling popularize.
Description
Technical Field
The utility model relates to an adopt pile pressing device of double-jack stock static pressure stake.
Background
The anchor rod static pressure pile method is widely applied to the base treatment of new and old buildings or foundation underpinning engineering. The method is to use the self weight of the building as the counter force of the pile pressing, press the pile into the soil by the pressure of the jack, and then connect the pile and the original foundation together to form a whole, thereby improving the bearing capacity of the foundation and reducing the settlement of the building (structure).
The anchor rod static pile machine disclosed in the Chinese granted utility model patent of an anchor rod static pile machine (application number: 201721631228.6) and the invention patent of the anchor beam type static pile pressing method and the special pile pressing equipment thereof (application number: 92107756.4) can better solve the problems of the anchor rod pile pressing mode, has a simpler structure, but adopts a single jack, has heavier integral framework, is difficult to assemble and disassemble and is complicated to operate. In addition, a pile-embracing type anchor rod static pressure pile method is also used in the industry at present, and although the equipment used in the method is simple to operate and high in efficiency, the method is expensive in manufacturing cost, complex in components and difficult to maintain, and is not beneficial to popularization and use in the whole industry.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, with low costs, convenient to use, work efficiency are high adopt pile pressing device of two jack anchor rod static pressure piles.
The purpose of the utility model is realized through the following technical scheme: the utility model provides an adopt pile pressing device of double-jack stock static pressure stake which characterized in that: it includes three-dimensional frame construction's pressure pile frame, a pair of flange oil jack and is used for placing the girder steel on the pile bolck, the girder steel traversing press the pile frame, should be arranged flange oil jack symmetry on the top surface of pressure pile frame, just flange oil jack's hydro-cylinder middle part flange is connected with the top surface of pressing the pile frame, flange oil jack's piston top flange is connected with the girder steel, the bottom surface of pressing the pile frame is equipped with and is used for the anchor structure on the basis.
The utility model discloses a mode of two jack pressure piles is fixed the girder steel on the jack, is favorable to promoting the girder steel, avoids artifical hanging beam operation, uses moreover the utility model discloses only need to change the cushion and can realize continuous pile pressing at the pile pressing in-process, avoid artifical lift counter-force equipment's loaded down with trivial details operation, simplified the process, it is easy and simple to handle, improve work efficiency, reduce engineering cost. The utility model discloses whole low in cost is favorable to wideling popularize.
As a preferred embodiment of the present invention, the pile pressing frame mainly comprises a horizontally disposed frame-shaped steel bottom frame, a horizontally disposed steel top frame, and a vertically disposed steel column, wherein the steel bottom frame and the steel top frame are spliced and combined by the steel column to form a three-dimensional frame, and the flange oil jack is detachably connected with the pile pressing frame and the steel beam; the anchor structure is including locating screw hole and the stock on the steel chassis, the stock passes the screw hole of steel chassis and stretches into the basis and anchor. The utility model discloses simple structure, overall structure concatenation combination forms, installs and removes the convenience, adopts two synchronous flange hydraulic jack to do benefit to lightly to install and remove.
As an optimal implementation mode of the utility model, it is the rectangle space frame to press the pile frame, steel chassis and steel roof frame are the rectangle frame, the steel roof frame links to each other with flange oil hydraulic jack's hydro-cylinder middle part flange and its connecting portion are the connecting seat of short cylindricality, the mounting hole that link up about the connecting seat has, the aperture of this mounting hole with flange oil hydraulic jack's piston diameter suits, the piston passes piston top flange and the girder steel connection of this mounting hole and piston lower extreme.
As a preferred embodiment of the utility model, the steel chassis with the position that the lower extreme of steel column links to each other is equipped with the connecting piece, and this connecting piece is upright round platform shape, establish the screw hole in the connecting piece, the lower extreme of steel column has the external screw thread, the lower extreme of steel column with connecting piece threaded connection and by the nut fastening, can avoid the vibrations of piling in-process to make the steel column take place to become flexible.
Be equipped with first steel sheet between flange oil jack's piston top flange and the girder steel.
As a preferred embodiment of the present invention, the steel beam mainly comprises an i-steel, vertical stiffening ribs welded to the two flanges and web of the i-steel, and oblique stiffening ribs, the vertical stiffening ribs are arranged in parallel to form a plurality of ribs, and the oblique stiffening ribs are located between two adjacent vertical stiffening ribs.
Be equipped with second steel sheet and cushion between girder steel and the pile top, the cushion sets up the pile top, the upper surface and the girder steel contact of second steel sheet, the lower surface of second steel sheet with the top surface contact of cushion.
The upper end of steel column is passed steel roof-rack threaded connection with it and by two nut fastenings that are located steel roof-rack upper and lower side respectively, the steel column is equipped with the screw hole that transversely link up on passing the tip of steel roof-rack, and this screw hole is passed fixedly by high strength bolt. The high-strength bolt not only can play a role in preventing the nut from loosening, but also plays a role in shearing resisting the bolt, and bears partial reaction force, thereby sharing a part of force of the nut.
The steel roof-rack comprises a pair of long billet and a pair of microscler steel sheet of relative setting, U type draw-in groove that the notch is decurrent is opened respectively at the both ends of long billet, the both ends of microscler steel sheet are passed through the bolt card and are become a whole with long billet and microscler steel sheet connection in U type draw-in groove to increase the wholeness of pressure pile frame. In order to conveniently detach the pile hanging frame from the pile pressing frame, the bolts are not screwed down, so that the long steel bars can be conveniently detached at any time.
The height of cushion is N times of flange oil jack's piston length, and N is the natural number more than or equal to 1.
Compared with the prior art, the utility model discloses the effect that is showing as follows has:
the utility model discloses a mode of two very heavy roof pressure piles, simple structure is convenient for install and remove, fixes the girder steel and is favorable to promoting the girder steel on flange hydraulic jack, avoids artifical hanging beam operation, only needs to change the cushion moreover at the pile pressing in-process and can realize continuous pile pressing, avoids artifical lift counter-force equipment's loaded down with trivial details operation to realized easy and simple to handle, simplified process improves work efficiency, reduces engineering cost. The utility model discloses whole low in cost is favorable to wideling popularize and use.
Drawings
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the flange hydraulic jack of the present invention;
fig. 3 is a schematic structural view of the steel roof of the present invention.
Detailed Description
As shown in fig. 1-3, be the utility model relates to an adopt pile pressing device of two jack stock static pressure stake, it includes three-dimensional frame structure's pile pressing frame, a pair of flange oil hydraulic jack 24 and be used for placing girder steel 19 on the pile bolck, girder steel 19 transversely passes pile pressing frame, should be to flange oil hydraulic jack 24 symmetrical arrangement on pile pressing frame's top surface, and flange oil hydraulic jack 24's hydro-cylinder middle part flange 242 is connected with pile pressing frame's top surface, flange oil hydraulic jack 24's piston top flange 243 is connected with girder steel 19, pile pressing frame's bottom surface is equipped with the anchor structure that is used for the anchor on the basis.
In this embodiment, the pile pressing frame mainly includes a horizontally disposed frame-shaped steel bottom frame 12, a horizontally disposed steel top frame, and a vertically disposed solid steel column 15, and the steel bottom frame 12 and the steel top frame are spliced and combined through the steel column 15 to form a three-dimensional frame. Specifically, the pile pressing frame is a rectangular three-dimensional frame, and the steel bottom frame 12 and the steel top frame are both rectangular frames. The steel roof rack comprises a pair of long steel bars 20 and a pair of microscler steel sheet 23 of relative setting, and open at the both ends of long steel bar 20 has the decurrent U type draw-in groove 201 of notch, passes this U type draw-in groove and connects into an entirety with this long steel bar 20 and microscler steel sheet 23 with bolt 21 to increase the wholeness of pile frame, in addition in order to make things convenient for hanging a stake and pile frame dismantlement, can not screw up bolt 21, so that alright conveniently install and remove long steel bar 20 at any time. The middle part of the long steel plate 23 is a short cylindrical connecting seat 231, the connecting seat 231 is provided with a mounting hole 232 which is through up and down, the aperture of the mounting hole 232 is matched with the diameter of a piston of the flange oil jack 24, the piston passes through the mounting hole 232, a piston top flange 243 at the lower end of the piston is connected with the steel beam 19 through a bolt 25, a first steel plate 18a is arranged between the piston top flange 243 and the steel beam 19, and the bolt 25 simultaneously passes through the first steel plate 18 to be fixed with the piston top flange 243 and the steel beam 19. The cylinder middle flange 242 of the flange oil jack 24 is connected with the connecting seat 231 through the bolt 25, that is, the connecting seat 231 is provided with a threaded hole matched with the bolt 25, and the threaded hole is positioned at the periphery of the mounting hole 232. The piston top flange 243 is a detachable flange, and during specific installation, before the oil cylinder middle flange 242 of the flange oil jack 24 is connected with the connecting seat 231, the piston top flange 243 is firstly detached, so that the piston penetrates through the mounting hole 232, the piston top flange 243 can be installed back after the oil cylinder middle flange 242 is connected with the connecting seat 231 and is screwed down through the bolt 25, and then the piston top flange 243 is connected with the steel beam 19.
In this embodiment, the steel beam 19 mainly comprises an i-beam, a plurality of vertical stiffeners 191 welded to the flanges and the web of the i-beam, and a plurality of oblique stiffeners 192, wherein the vertical stiffeners 191 are arranged in parallel, the oblique stiffeners 192 are located between two adjacent vertical stiffeners 191, and in order to improve the stress strength, two oblique stiffeners 192 between two adjacent vertical stiffeners 191 are located at the middle of the steel beam corresponding to the pile top and are in an X shape. The upper flange of the i-beam is connected to the piston top flange 243 of the flange jack 24 by bolts 25.
In this embodiment, the steel chassis 12 is integrally formed by four long steel plates, upright truncated cone-shaped connectors 13 are welded to four corners, and threaded holes are formed in the connectors 13. Four steel columns 15 are provided, the lower end of each steel column 15 is provided with an external thread, the lower end of each steel column 15 is in threaded connection with the connecting piece 13 and is fastened by the nuts 14, and the steel columns can be prevented from being loosened due to vibration in the pile pressing process. The anchoring structure comprises a threaded hole formed in the steel underframe 12 and an anchor rod 11, wherein the anchor rod 11 penetrates through the threaded hole of the steel underframe 12, the upper end of the anchor rod is screwed by a nut, and the lower section of the anchor rod extends into the foundation to be anchored. The upper end of the steel column 15 is provided with an external thread which penetrates through the end of the long steel plate 23 of the steel top frame to be in threaded connection with the long steel plate 23 and is levelly screwed down by two nuts 14 which are respectively positioned above and below the long steel plate 23. The end of the steel column 15 penetrating through the long steel plate 23 is provided with a transversely through threaded hole which is penetrated through by the high-strength bolt 22, the tail part of the high-strength bolt 22 is screwed with a nut, and the high-strength bolt 22 not only can play a role in preventing the nut 14 from loosening, but also plays a role in shearing resisting the bolt and bears partial reaction force, thereby sharing part of the component force of the nut 14.
And a second steel plate 18b and a round wood cushion block 17 subjected to reinforcement treatment are arranged between the steel beam 19 and the pile top of the square pile 16, the height of the cushion block 17 is N times of the length of a piston of the flange oil jack, and N is a natural number greater than or equal to 1. The spacer 17 is arranged on the top of the pile, the upper surface of the second steel plate 18b is in contact with the steel beam 19, and the lower surface of the second steel plate 18b is in contact with the top surface of the spacer 17.
The embodiments of the present invention are not limited to the above, according to the above-mentioned contents of the present invention, according to the common technical knowledge and the conventional means in the field, without departing from the basic technical idea of the present invention, the present invention can also make other modifications, replacements or changes in various forms, all falling within the scope of the present invention.
Claims (10)
1. The utility model provides an adopt pile pressing device of double-jack stock static pressure stake which characterized in that: it includes three-dimensional frame construction's pressure pile frame, a pair of flange oil jack and is used for placing the girder steel on the pile bolck, the girder steel traversing press the pile frame, should be arranged flange oil jack symmetry on the top surface of pressure pile frame, just flange oil jack's hydro-cylinder middle part flange is connected with the top surface of pressing the pile frame, flange oil jack's piston top flange is connected with the girder steel, the bottom surface of pressing the pile frame is equipped with and is used for the anchor structure on the basis.
2. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 1, wherein: the pile pressing frame mainly comprises a horizontally arranged frame-shaped steel bottom frame, a horizontally arranged steel top frame and a vertically arranged steel column, the steel bottom frame and the steel top frame are spliced and combined through the steel column to form a three-dimensional frame, and the flange oil jack is detachably connected with the pile pressing frame and the steel beam; the anchor structure is including locating screw hole and the stock on the steel chassis, the stock passes the screw hole of steel chassis and stretches into the basis and anchor.
3. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 2, wherein: the pile pressing frame is a rectangular three-dimensional frame, the steel bottom frame and the steel top frame are rectangular frames, the steel top frame is connected with a flange in the middle of an oil cylinder of the flange oil jack, connecting parts of the steel top frame and the oil cylinder are connecting seats of short columns, the connecting seats are provided with mounting holes which are communicated up and down, the hole diameter of each mounting hole is matched with the diameter of a piston of the flange oil jack, and the piston penetrates through the mounting holes and the top flange of the piston at the lower end to be connected with a steel beam.
4. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 3, wherein: a first steel plate is arranged between a piston top flange of the flange oil jack and the steel beam.
5. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 4, wherein: the upper end of the steel column penetrates through the steel top frame to be in threaded connection with the steel top frame and is fastened by two nuts respectively positioned above and below the steel top frame, a threaded hole which is transversely communicated is formed in the end portion, penetrating through the steel top frame, of the steel column, and the threaded hole is fixed by a high-strength bolt in a penetrating mode.
6. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 5, wherein: the connecting part is arranged at the position where the steel underframe is connected with the lower end of the steel column, the connecting part is in a vertical truncated cone shape, a threaded hole is formed in the connecting part, external threads are formed in the lower end of the steel column, and the lower end of the steel column is in threaded connection with the connecting part and is fastened by a nut.
7. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 6, wherein: and a second steel plate and a cushion block are arranged between the steel beam and the pile top, the cushion block is arranged on the pile top, the upper surface of the second steel plate is in contact with the steel beam, and the lower surface of the second steel plate is in contact with the top surface of the cushion block.
8. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 7, wherein: the steel beam mainly comprises I-shaped steel, vertical stiffening ribs and oblique stiffening ribs, wherein the vertical stiffening ribs and the oblique stiffening ribs are welded on two flanges and a web of the I-shaped steel, the vertical stiffening ribs are arranged in parallel in a plurality, and the oblique stiffening ribs are located between two adjacent vertical stiffening ribs.
9. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 8, wherein: the steel roof rack comprises a pair of long steel bars and a pair of long steel plates which are arranged oppositely, U-shaped clamping grooves with downward notches are formed in the two ends of each long steel bar respectively, and the two ends of each long steel plate are clamped in the U-shaped clamping grooves through bolts to connect the long steel bars and the long steel plates into a whole.
10. The pile driving apparatus using the double-jack anchor rod static pressure pile according to claim 9, wherein: the height of the cushion block is N times of the length of a piston of the flange oil jack, and N is a natural number greater than or equal to 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921819668.3U CN211621580U (en) | 2019-10-28 | 2019-10-28 | Pile pressing device adopting double-jack anchor rod static pressure pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921819668.3U CN211621580U (en) | 2019-10-28 | 2019-10-28 | Pile pressing device adopting double-jack anchor rod static pressure pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211621580U true CN211621580U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921819668.3U Active CN211621580U (en) | 2019-10-28 | 2019-10-28 | Pile pressing device adopting double-jack anchor rod static pressure pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211621580U (en) |
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2019
- 2019-10-28 CN CN201921819668.3U patent/CN211621580U/en active Active
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Effective date of registration: 20201216 Address after: 510500 No. 121 martyrs East Road, Guangzhou, Guangdong, Tianhe District Patentee after: GUANGDONG PROVINCIAL ACADEMY OF BUILDING RESEARCH GROUP Co.,Ltd. Address before: 510500 No. 121 martyrs East Road, Guangzhou, Guangdong, Tianhe District Patentee before: GUANGDONG PROVINCIAL ACADEMY OF BUILDING RESEARCH GROUP Co.,Ltd. Patentee before: GUANGDONG JIANKE CONSTRUCTION ENGINEERING TECHNOLOGY DEVELOPMENT Co.,Ltd. |