CN213014254U - Static pressure tubular pile with crowded soil effect monitor function - Google Patents
Static pressure tubular pile with crowded soil effect monitor function Download PDFInfo
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- CN213014254U CN213014254U CN202021506221.3U CN202021506221U CN213014254U CN 213014254 U CN213014254 U CN 213014254U CN 202021506221 U CN202021506221 U CN 202021506221U CN 213014254 U CN213014254 U CN 213014254U
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Abstract
The utility model discloses a static pressure pipe pile with soil squeezing effect monitoring function, which belongs to the technical field of pile foundation construction of building and bridge engineering, and comprises a static pressure pipe pile, wherein the inner wall of the static pressure pipe pile is equidistantly provided with a pipe body fixing frame, the pipe body fixing frame is of a ring body structure, the center of the pipe body fixing frame is inserted with a laser channel pipe, the side wall of the pipe body fixing frame is really provided with a fixing rod oil cavity near the lower side, the number of the fixing rod oil cavities is six, the static pressure pipe pile can realize real-time monitoring of the movement of soil at the bottom of the pile foundation, thereby judging the influence of the soil squeezing effect, being convenient for constructors to select construction sites and change construction speed according to the monitoring of the soil squeezing effect, effectively reducing potential safety hazards, improving construction efficiency, and a mounting base in multi-stage can be automatically clamped on the inner, and the device has the function of automatic centering, and the monitoring accuracy is greatly improved.
Description
Technical Field
The utility model relates to a building and bridge engineering pile foundation construction technical field, more specifically say, relate to a static pressure tubular pile with crowded soil effect monitor function.
Background
The static pressure pipe pile is a method for engineering pile foundation construction, and the static pressure pile method construction is a pile sinking process for pressing prefabricated pipe pile into the soil by using pile pressing mechanism of static pile pressing machine and counter weight on the machine frame to provide counter force. The static pressure pipe pile has the advantages that vibration, noise and pollution generated by hammering and piling are completely avoided, and therefore, the static pressure pipe pile has the advantages of no damage to the pile, no noise, no vibration, no impact force, no pollution and the like during construction.
When the pile is sunk, the soil body structure around the pile is disturbed, and the stress state of the soil body is changed to generate the disturbance. The soil squeezing effect is generally expressed as the uplift of shallow soil and the transverse extrusion of deep soil, the soil squeezing effect causes damage to surrounding road surfaces and buildings, the surrounding excavation foundation pit collapses or is pushed to increase, and the influence on the constructed pile is expressed as the inclination of a pile body and the upward floating of a shallow pile (less than or equal to 20 m). If the pile pressing construction method and the construction sequence are not proper, the soil squeezing effect is aggravated if the pile pressing speed is too high and the quantity of piles formed every day is too large.
In the prior art, when the soil squeezing effect is weak, the influence degree cannot be judged, the influence of the soil squeezing effect can only be estimated according to calculation, the internal stress of the soil cannot be intuitively judged, potential safety hazards exist, and the construction speed needs to be slowed down in order to prevent overlarge stress, so that the construction efficiency is seriously influenced.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
Problem to exist among the prior art, the utility model aims to provide a static pressure tubular pile with crowded soil effect monitoring function, it can realize the removal of real-time supervision pile foundation bottom soil, thereby judge the influence of crowded soil effect, the constructor of being convenient for selects the construction site and changes construction speed according to the monitoring of crowded soil effect, the effectual potential safety hazard that has reduced, the efficiency of construction is improved, mount pad during the multistage can be at the inner wall of tubular pile of automatic joint under hydraulic effect, high durability and convenient installation, and have the effect of automatic centering, the degree of accuracy of monitoring has been improved greatly.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A static pressure pipe pile with a soil squeezing effect monitoring function comprises a static pressure pipe pile, wherein pipe body fixing frames are arranged on the inner wall of the static pressure pipe pile at equal intervals, each pipe body fixing frame is of an annular body structure, a laser channel pipe is inserted into the center of the pipe body fixing frame, fixing rod oil cavities are truly arranged on the side wall, close to the lower side, of the pipe body fixing frame, six fixing rod oil cavities are formed, fixing rod pistons are connected into the six fixing rod oil cavities in a sliding mode, fixing rods are fixedly connected to the centers of the outer sides of the fixing rod pistons, contact blocks are fixedly connected to the outer ends of the fixing rods, and the contact blocks;
the upper end of the pipe body fixing frame is provided with a driving oil cavity, a reversing oil cavity is formed in the position, close to the inner side, of the bottom of the driving oil cavity, the number of the reversing oil cavities is six, the six reversing oil cavities and the fixed rod oil cavities are arranged in a one-to-one correspondence mode, a reversing piston is connected in the reversing oil cavity in a sliding mode, the lower end of the reversing oil cavity is communicated with the corresponding fixed rod oil cavities, a reversing push rod is fixedly connected to the upper end of the reversing piston, a driving push plate is connected in the driving oil cavity in a sliding mode, the lower end of the driving push plate is fixedly connected with the upper ends of the plurality of reversing push rods, a driving oil cavity cover is fixedly connected to the upper end of the pipe body fixing frame, oil path interfaces are fixedly connected to the driving oil cavity;
the upper end of the laser channel pipe is fixedly connected with a laser transmitter, the lower end of the laser channel pipe is fixedly connected with a four-quadrant photoelectric detector, the output end of the laser transmitter is positioned at the center of the lower end, laser output by the laser transmitter is vertically projected downwards along the center of the laser channel pipe towards the center of the upper end of the four-quadrant photoelectric detector, the lower end of the four-quadrant photoelectric detector is fixedly connected with a displacement probe, the displacement probe penetrates through the lower end of the static pressure pipe pile and is inserted into soil at the bottom of the pile foundation, the movement of the soil at the bottom of the pile foundation can be monitored in real time, the influence of the soil squeezing effect is judged, constructors can conveniently select construction sites and change construction speed according to the monitoring of the soil squeezing effect, the potential safety hazard is effectively reduced, the construction efficiency is improved, and the mounting seats in multiple sections can be automatically clamped, the installation is convenient, and the automatic centering function is realized, so that the monitoring accuracy is greatly improved.
Furthermore, semicircular grooves are formed in the side walls of the fixed rod piston, the reversing piston and the driving push plate, piston sealing rings are connected in the semicircular grooves in a clamping mode, the sealing performance between the side walls of the fixed rod piston, the reversing piston and the driving push plate and the pipe body fixing frame can be improved through the piston sealing rings, and the moving resistance is reduced.
Further, the lower extreme fixedly connected with boss of drive oil chamber lid, the lateral wall inboard of the outside drive oil pocket of boss offsets, a plurality of circular through-holes have been seted up to the upper end edge array of drive oil chamber lid, and the position that the upper end of body mount corresponds a plurality of circular through-holes has seted up the screw respectively, insert in the circular through-hole and be equipped with fixing bolt, and fixing bolt's lower extreme screw in body mount upper end screw, drive oil chamber lid passes through boss joint pressfitting fixing bolt and is fixed the upper end of body mount is sealed, easy dismounting.
Furthermore, the outer wall of the boss at the lower end of the driving oil cavity cover is fixedly connected with a sealing gasket, so that the sealing effect between the boss and the upper end of the pipe body fixing frame is improved.
Furthermore, the oil line interfaces at the upper ends of the plurality of driving oil cavity covers are connected with the output end of an oil line distributor of the same hydraulic pump through pipelines, and hydraulic pressure can be uniformly distributed through the same hydraulic pump to enter the plurality of driving oil cavities so as to push the plurality of pipe body fixing frames to be fixed synchronously.
Further, the outside fixedly connected with stereoplasm rubber pad of contact piece, the frictional force in contact piece and the static pressure tubular pile inner wall support can be improved to the stereoplasm rubber pad to make contact piece and the static pressure tubular pile between laminating inseparabler, improve the fixed stability of body mount.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme can realize the removal of real-time supervision pile foundation bottom soil to judge the influence of crowded soil effect, the constructor of being convenient for selects the construction site and changes construction speed according to the monitoring of crowded soil effect, the effectual potential safety hazard that has reduced has improved the efficiency of construction, mount pad during the multistage can be at the inner wall of tubular pile at automatic joint under hydraulic effect, simple to operate, and have the effect of automatic centering, improved the degree of accuracy of monitoring greatly.
(2) Semicircular grooves are formed in the side walls of the fixed rod piston, the reversing piston and the driving push plate, piston sealing rings are connected in the semicircular grooves in a clamping mode, the sealing performance between the side walls of the fixed rod piston, the reversing piston and the driving push plate and the pipe body fixing frame can be improved through the piston sealing rings, and the moving resistance is reduced.
(3) The lower extreme fixedly connected with boss of drive oil chamber lid, the lateral wall inboard of the outside drive oil pocket of boss offsets, a plurality of circular through-holes have been seted up to the upper end edge array of drive oil chamber lid, and the position that the upper end of body mount corresponds a plurality of circular through-holes has seted up the screw respectively, insert in the circular through-hole and be equipped with fixing bolt, and fixing bolt's lower extreme screw in body mount upper end screw, drive oil chamber lid is sealed fixed the upper end of body mount, easy dismounting through boss joint pressfitting fixing bolt.
(4) The outer wall of the boss at the lower end of the driving oil cavity cover is fixedly connected with a sealing gasket, so that the sealing effect between the boss and the upper end of the pipe body fixing frame is improved.
(5) The oil circuit interfaces at the upper ends of the plurality of driving oil cavity covers are connected with the output end of an oil circuit distributor of the same hydraulic pump through pipelines, and hydraulic pressure can be uniformly distributed through the same hydraulic pump to enter the plurality of driving oil cavities so as to push the plurality of pipe body fixing frames to be synchronously fixed.
(6) The outside fixedly connected with stereoplasm rubber pad of contact piece, the frictional force in contact piece and the static pressure tubular pile inner wall support can be improved to the stereoplasm rubber pad to make contact piece and the static pressure tubular pile between laminating inseparabler, improve the fixed stability of body mount.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a cross-sectional view at B-B in fig. 1.
The reference numbers in the figures illustrate:
the device comprises a static pressure pipe pile 1, a laser channel pipe 2, a pipe body fixing frame 3, a fixing rod oil cavity 4, a fixing rod piston 5, a fixing rod 6, a contact block 7, a reversing oil cavity 8, a reversing piston 9, a reversing push rod 10, a driving oil cavity 11, a driving push plate 12, a driving oil cavity cover 13, an oil way interface 14, a piston sealing ring 15, a sealing gasket 16, a laser emitter 17, a four-quadrant photoelectric detector 18 and a displacement probe 19.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-3, a static pressure pipe pile with a soil squeezing effect monitoring function comprises a static pressure pipe pile 1, wherein pipe body fixing frames 3 are arranged on the inner wall of the static pressure pipe pile 1 at equal intervals, each pipe body fixing frame 3 is of a circular ring structure, a laser channel pipe 2 is inserted in the center of each pipe body fixing frame, fixing rod oil cavities 4 are formed in the positions, close to the lower side, of the side wall of each pipe body fixing frame 3 in real time, six fixing rod oil cavities 4 are formed, fixing rod pistons 5 are connected in the six fixing rod oil cavities 4 in a sliding mode, fixing rods 6 are fixedly connected to the centers of the outer sides of the fixing rod pistons 5, contact blocks 7 are fixedly connected to the outer ends of the fixing rods 6, the contact blocks 7 abut against the inner wall of the static pressure pipe pile 1, hard rubber pads are fixedly connected to the outer sides of the contact blocks 7, the friction force, the stability of fixing the pipe fixing frame 3 is improved;
referring to fig. 1-3, a driving oil cavity 11 is formed at the upper end of a tube body fixing frame 3, a reversing oil cavity 8 is formed at the bottom of the driving oil cavity 11 close to the inner side, six reversing oil cavities 8 are formed, the six reversing oil cavities 8 are arranged in one-to-one correspondence with a fixed rod oil cavity 4, a reversing piston 9 is connected in the reversing oil cavity 8 in a sliding manner, the lower end of the reversing oil cavity 8 is communicated with the corresponding fixed rod oil cavity 4, a reversing push rod 10 is fixedly connected at the upper end of the reversing piston 9, a driving push plate 12 is connected in the driving oil cavity 11 in a sliding manner, the lower end of the driving push plate 12 is fixedly connected with the upper ends of the plurality of reversing push rods 10, a driving oil cavity cover 13 is fixedly connected at the upper end of the tube body fixing frame 3, a boss is fixedly connected at the lower end of the driving oil cavity cover 13, the inner, screw holes are respectively formed in the positions, corresponding to the plurality of circular through holes, of the upper end of the pipe body fixing frame 3, fixing bolts are inserted into the circular through holes, the lower ends of the fixing bolts are screwed into the screw holes in the upper end of the pipe body fixing frame 3, the driving oil cavity cover 13 is used for sealing and fixing the upper end of the pipe body fixing frame 3 through boss clamping and pressing fixing bolts, the mounting and dismounting are convenient, a sealing gasket 16 is fixedly connected to the outer wall of a boss at the lower end of the driving oil cavity cover 13, the sealing effect between the boss and the upper end of the pipe body fixing frame 3 is improved, oil circuit interfaces 14 are fixedly connected to the driving oil cavity cover 13, the number of the oil circuit interfaces 14 is two, the two oil circuit interfaces 14 are arranged in a bilateral symmetry mode, the oil circuit interfaces 14 are connected with a hydraulic pump through pipelines, the oil circuit interfaces 14 at the upper ends of, the pipe fixing frames 3 are pushed to be synchronously fixed, semicircular grooves are formed in the side walls of the fixed rod piston 5, the reversing piston 9 and the driving push plate 12, piston sealing rings 15 are connected in the semicircular grooves in a clamping mode, the piston sealing rings 15 can improve the sealing performance between the side walls of the fixed rod piston 5, the reversing piston 9 and the driving push plate 12 and the pipe fixing frames 3, and the moving resistance is reduced;
referring to fig. 1-3, a laser emitter 17 is fixedly connected to the upper end of the laser channel tube 2, a four-quadrant photodetector 18 is fixedly connected to the lower end of the laser channel tube 2, an output end of the laser emitter 17 is located at a center of the lower end, laser output by the laser emitter 17 is projected towards the center of the upper end of the four-quadrant photodetector 18 vertically and downwardly along the center of the laser channel tube 2, a displacement probe 19 is fixedly connected to the lower end of the four-quadrant photodetector 18, and the displacement probe 19 penetrates through the lower end of the static pressure pipe pile 1 and is inserted into soil at the bottom of the pile foundation.
After the static pressure tubular pile 1 sinks into a pile hole, the laser channel pipe 2 sleeved with the pipe body fixing frame 3 is placed into the static pressure tubular pile 1 until the displacement probe 19 is inserted into soil at the bottom of a pile foundation, hydraulic oil is pumped into the upper parts of the driving oil cavities 11 of all the pipe body fixing frames 3 by the hydraulic pump through the oil circuit interface 14 to drive the outer wall contact blocks 7 of all the pipe body fixing frames 3 to synchronously extend outwards until the contact blocks 7 are abutted against the inner wall of the static pressure tubular pile 1, so that the pipe body fixing frame 3 and the static pressure tubular pile 1 are fixed, the laser channel pipe 2 is vertically arranged at the center of the pipe body fixing frame 3, the laser emitter 17 is started, the offset of laser projected by the laser emitter 17 transmitted by the four-quadrant photoelectric detector 18 is used for judging the movement of the displacement probe 19, and when the subsequent pile sinking construction is carried out, the deep soil, thereby control the engineering progress, thereby can emit hydraulic oil through oil line interface 14 and retrieve monitoring devices after pile sinking construction is accomplished, can realize the removal of real-time supervision pile foundation bottom soil, thereby judge the influence of crowded native effect, the constructor of being convenient for selects the construction site and changes construction speed according to the monitoring of crowded native effect, the effectual potential safety hazard that has reduced, the efficiency of construction is improved, mount pad during the multistage can be under the inner wall of hydraulic pressure automatic joint at the tubular pile, high durability and convenient installation, and have the effect of automatic centering, the degree of accuracy of monitoring has been improved greatly.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (6)
1. The utility model provides a static pressure tubular pile with crowded soil effect monitor function, includes static pressure tubular pile (1), its characterized in that: the inner wall of the static pressure tubular pile (1) is provided with pipe body fixing frames (3) at equal intervals, the pipe body fixing frames (3) are of a ring body structure, the centers of the pipe body fixing frames are inserted with laser channel pipes (2), fixing rod oil cavities (4) are truly arranged on the positions, close to the lower side, of the side walls of the pipe body fixing frames (3), the number of the fixing rod oil cavities (4) is six, fixing rod pistons (5) are connected in the six fixing rod oil cavities (4) in a sliding mode, fixing rods (6) are fixedly connected to the centers of the outer sides of the fixing rod pistons (5), the outer ends of the fixing rods (6) are fixedly connected with contact blocks (7), and the contact blocks (7);
the upper end of the pipe body fixing frame (3) is provided with a driving oil cavity (11), the tank bottom of the driving oil cavity (11) is provided with reversing oil cavities (8) close to the inner side, the reversing oil cavities (8) are six in number, the six reversing oil cavities (8) are arranged in one-to-one correspondence with the fixed rod oil cavities (4), the reversing oil cavities (8) are connected with reversing pistons (9) in a sliding mode, the lower ends of the reversing oil cavities (8) are communicated with the corresponding fixed rod oil cavities (4), the upper ends of the reversing pistons (9) are fixedly connected with reversing push rods (10), the driving oil cavities (11) are connected with driving push plates (12) in a sliding mode, the lower ends of the driving push plates (12) are fixedly connected with the upper ends of the plurality of the reversing push rods (10), the upper end of the pipe body fixing frame (3) is fixedly connected with a driving oil cavity cover (13), and oil circuit interfaces (, the oil way connectors (14) are two in number, the two oil way connectors (14) are arranged in bilateral symmetry, and the oil way connectors (14) are connected with a hydraulic pump through pipelines;
the upper end fixedly connected with laser emitter (17) of laser channel pipe (2), the lower extreme fixedly connected with four-quadrant photoelectric detector (18) of laser channel pipe (2), the output of laser emitter (17) is located lower extreme center department, and the laser of laser emitter (17) output throws along the vertical downward upper end center towards four-quadrant photoelectric detector (18) in the center of laser channel pipe (2), the lower extreme fixedly connected with displacement probe (19) of four-quadrant photoelectric detector (18), displacement probe (19) pass the lower extreme of static pressure tubular pile (1) and insert in the pile foundation bottom soil.
2. The static pressure pipe pile with the soil compaction effect monitoring function according to claim 1, is characterized in that: the lateral wall of dead lever piston (5), switching-over piston (9) and drive push pedal (12) all cuts a semicircle recess, piston seal circle (15) have been connect to the joint in the semicircle recess.
3. The static pressure pipe pile with the soil compaction effect monitoring function according to claim 1, is characterized in that: the lower extreme fixedly connected with boss of drive oil chamber lid (13), the lateral wall inboard of the outside drive oil pocket (11) of boss offsets, a plurality of circular through-holes have been seted up to the upper end edge array of drive oil chamber lid (13), and the screw has been seted up respectively to the position that the upper end of body mount (3) corresponds a plurality of circular through-holes, insert in the circular through-hole and be equipped with fixing bolt, and fixing bolt's lower extreme screw in body mount (3) upper end screw.
4. The static pressure pipe pile with the soil compaction effect monitoring function according to claim 3, is characterized in that: the outer wall of the boss at the lower end of the driving oil cavity cover (13) is fixedly connected with a sealing gasket (16).
5. The static pressure pipe pile with the soil compaction effect monitoring function according to claim 1, is characterized in that: the oil line interfaces (14) at the upper ends of the plurality of driving oil cavity covers (13) are connected with the output end of an oil line distributor of the same hydraulic pump through pipelines.
6. The static pressure pipe pile with the soil compaction effect monitoring function according to claim 1, is characterized in that: the outer side of the contact block (7) is fixedly connected with a hard rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021506221.3U CN213014254U (en) | 2020-07-27 | 2020-07-27 | Static pressure tubular pile with crowded soil effect monitor function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021506221.3U CN213014254U (en) | 2020-07-27 | 2020-07-27 | Static pressure tubular pile with crowded soil effect monitor function |
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| CN213014254U true CN213014254U (en) | 2021-04-20 |
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| CN202021506221.3U Active CN213014254U (en) | 2020-07-27 | 2020-07-27 | Static pressure tubular pile with crowded soil effect monitor function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117661646A (en) * | 2023-11-07 | 2024-03-08 | 中交二航局第一工程有限公司 | High-precision measuring device flexibly applied to pipe pile soil compaction effect and construction method thereof |
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2020
- 2020-07-27 CN CN202021506221.3U patent/CN213014254U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117661646A (en) * | 2023-11-07 | 2024-03-08 | 中交二航局第一工程有限公司 | High-precision measuring device flexibly applied to pipe pile soil compaction effect and construction method thereof |
| CN117661646B (en) * | 2023-11-07 | 2024-05-17 | 中交二航局第一工程有限公司 | High-precision measuring device flexibly applied to pipe pile soil compaction effect and construction method thereof |
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