CN115075216A - Foundation reinforcement pile-forming device and foundation reinforcement method - Google Patents
Foundation reinforcement pile-forming device and foundation reinforcement method Download PDFInfo
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- CN115075216A CN115075216A CN202210803500.3A CN202210803500A CN115075216A CN 115075216 A CN115075216 A CN 115075216A CN 202210803500 A CN202210803500 A CN 202210803500A CN 115075216 A CN115075216 A CN 115075216A
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- pile
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- bearing platform
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/02—Improving by compacting
- E02D3/08—Improving by compacting by inserting stones or lost bodies, e.g. compaction piles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/20—Placing by pressure or pulling power
Abstract
The pile forming device comprises a support frame arranged above a bearing platform, a device body arranged on the support frame, a support plate fixedly arranged below the support frame, four connecting plates arranged below the support plate at intervals, a leveling mechanism arranged between the connecting plates and the support plate and used for leveling four end corners of the support frame, and a fixing mechanism arranged between the connecting plates and the bearing platform and used for adjusting the positions of the connecting plates in the transverse direction and the longitudinal direction and connecting the connecting plates with the bearing platform; and pile pressing holes are formed in the bearing platform. This application has and is convenient for carry out the leveling with longmen support frame and device body, is convenient for control stake along vertical direction pushing down, and makes the pushing down position accuracy of stake be in the pressure stake hole of seting up in advance, improves the quality of construction and the effect of efficiency.
Description
Technical Field
The application relates to the field of foundation reinforcement construction technology, in particular to a foundation reinforcement pile-forming device and a foundation reinforcement method.
Background
The foundation refers to the soil or rock mass of the supporting foundation under the building, and the foundation includes natural foundation and artificial foundation (composite foundation). A natural foundation is a layer of natural soil that does not require human reinforcement. The artificial foundation needs reinforcement treatment by people, and a stone chip cushion layer, a sand cushion layer, mixed lime-soil backfill, tamping and the like are common; the pile-forming device is mainly used for manually reinforcing the foundation, so that the foundation is not easy to settle, and the stability of the building is improved.
At present, a pile forming device comprises a gantry support frame and a device body arranged on the gantry support frame, wherein when the device is used, a bearing platform is firstly built by adopting reinforcing steel bars and concrete at a position to be constructed, then a pile pressing hole is formed in the bearing platform, then the gantry support frame is fixed on the bearing platform through bolts, anchor rods and the like, then a pile is connected with the device body, the pile is pressed into a foundation through the pile pressing hole, and the foundation is reinforced and supported; however, after the bearing platform is built and formed, the upper surface of the bearing platform is easy to have defects of pits, bulges and the like, smoothness is difficult to ensure due to the material, and the gantry support frame is easy to deflect after the gantry support frame is fixed, so that the device body arranged on the gantry support frame is difficult to ensure that the pile is pressed downwards along the vertical direction after the device body presses the pile, the subsequent bearing capacity of the pile is influenced, the pile and a pre-arranged pile pressing hole are easy to deflect, and constructors need to re-open or expand the pile pressing hole, and the construction quality and efficiency are influenced.
Disclosure of Invention
In order to level the gantry support frame and the device body conveniently, the pile is controlled to be pressed downwards along the vertical direction conveniently, the pressing position of the pile is accurately positioned in a preset pile pressing hole, and the construction quality and efficiency are improved.
The application provides a foundation reinforcement pile-forming device and a foundation reinforcement method, which adopt the following technical scheme:
in a first aspect, the application provides a foundation reinforcement pile-forming device, which comprises a support frame arranged above a bearing platform, a device body arranged on the support frame, a support plate fixedly arranged below the support frame, four connecting plates arranged below the support plate at intervals, a leveling mechanism arranged between the connecting plates and the support plate and used for leveling four end corners of the support frame, and a fixing mechanism arranged between the connecting plates and the bearing platform and used for adjusting the positions of the connecting plates along the transverse direction and the longitudinal direction and connecting the connecting plates and the bearing platform; pile pressing holes are formed in the bearing platform.
By adopting the technical scheme, when the foundation is reinforced, firstly constructors clean the foundation, then a bearing platform is built at the position to be constructed by pouring reinforcing steel bars and concrete, pile pressing holes are cut on the bearing platform, then the connecting plate and the bearing platform are fixed through the fixing mechanism, then the supporting frame and the supporting plate are leveled through the four leveling mechanisms respectively, so that the four end corners of the supporting frame are kept horizontal, then the piles are connected with the device body and the device body is started, and the device body can press the piles into the foundation through the pile pressing holes to reinforce the foundation; if the pile and the pile pressing hole are deflected, a constructor can adjust the position of the connecting plate along the transverse direction or the longitudinal direction through the fixing mechanism, so that the positions of the device body and the pile are indirectly adjusted, the pile is aligned to the preset pile pressing hole, and the pile pressing hole does not need to be re-opened or expanded; in the process of reinforcing the foundation through the pile forming device, constructors use the leveling mechanism and the fixing mechanism in a mutually matched mode, so that the supporting frame and the device body are conveniently leveled, the control pile is pressed downwards along the vertical direction, the subsequent bearing capacity of the pile is improved, the pressing position of the pile can be accurately positioned in a pile pressing hole which is formed in advance, the constructors do not need to re-form or expand the pile pressing hole, and the construction quality and efficiency are improved.
Optionally, the leveling mechanism includes a driving screw vertically rotatably connected to the connecting plate, a driving sleeve threadedly connected to the top of the driving screw, a supporting seat fixedly arranged above the connecting plate, a rotating shaft rotatably connected to the supporting seat, a self-locking driving assembly arranged between the rotating shaft and the driving screw for controlling the rotation of the driving screw, a supporting assembly arranged between the supporting plate and the connecting plate for improving the connection strength therebetween, and a locking assembly arranged between the rotating shaft and the connecting plate for fixing the rotating shaft; one end of the driving sleeve, which is far away from the driving screw rod, is hinged with the supporting plate.
By adopting the technical scheme, when one side of the supporting frame deflects, the supporting plate and the supporting frame are leveled by the leveling mechanism, firstly, a constructor removes the fixed state of the locking assembly, then, the rotating shaft simultaneously rotates two rotating shafts on one side of the deflection, the rotating shaft drives the driving screw rod to rotate by the self-locking driving assembly, the driving screw rod can drive the driving sleeve to vertically lift, so that the driving sleeve drives the supporting plate and the supporting frame to vertically lift, the inclined side of the supporting frame can be leveled, then, the constructor fixes the rotating shaft by the locking assembly, the rotating shaft is not easy to relatively rotate after being mistakenly collided, the safety and the stability of the leveling mechanism are improved, meanwhile, the supporting assembly reinforces and supports the supporting plate and the connecting plate, the connecting part between the driving sleeve and the supporting plate and the connecting part between the driving screw rod and the connecting plate are not easy to break, further improve the support stability of leveling mechanism.
Optionally, the self-locking driving assembly comprises a worm sleeved outside the rotating shaft and a worm wheel sleeved outside the driving screw; the worm is fixedly connected with the rotating shaft, the worm wheel is fixedly connected with the driving screw rod, and the worm wheel are meshed with each other.
By adopting the technical scheme, when the self-locking driving assembly drives the rotating shaft to rotate, firstly, a constructor rotates the rotating shaft, the rotating shaft can drive the worm to rotate, and the worm drives the worm wheel to rotate, so that the worm wheel can drive the driving screw fixedly connected with the worm wheel to rotate; the worm wheel and the worm have self-locking performance, so that the driving screw rod can be fixed for a long time, the driving screw rod and the driving sleeve are not easy to rotate, and the stability of the leveling mechanism is improved.
Optionally, the locking assembly includes a first locking seat fixedly disposed above the connecting plate, a second locking seat hinged above the first locking seat, a locking sleeve rotatably connected to one side of the first locking seat far from the hinge shaft thereof, and a locking screw threadedly connected to the second locking seat;
one end of the rotating shaft is located between the first locking seat and the second locking seat, and the locking screw is in threaded connection with the locking sleeve.
Through adopting above-mentioned technical scheme, when fixing the rotation axis through the locking subassembly, at first constructor rotates the locking screw, and the locking screw passes through the locking sleeve and drives second locking seat and remove to the one side that is close to first locking seat, makes the rotation axis compress tightly between first locking seat and second locking seat to make the rotation axis difficult emergence rotation under the exogenic action such as the mistake bumps, improve levelling mechanism's fault-tolerant rate and stability.
Optionally, the first locking seat and the second locking seat are provided with an arc-shaped groove matched with the outer side wall of the rotating shaft on one side close to each other.
Through adopting above-mentioned technical scheme, the arc wall is used for increasing first locking seat and second locking seat respectively with the area of contact of rotation axis lateral wall, improves the frictional force between the contact surface, makes the rotation axis bump the difficult emergence of back and rotates by the mistake, further improves the fixed effect of locking subassembly.
Optionally, the support component comprises a support block connected to the connecting plate in a sliding manner, a tightening screw connected to the connecting plate in a threaded manner, and a support rod arranged between the support block and the support plate;
the connecting plate is provided with a sliding groove, the supporting block is positioned in the sliding groove and slides, one end of the jacking screw rod is abutted against the supporting block, and one end of the supporting rod is hinged with the supporting block while the other end is hinged with the supporting plate.
By adopting the technical scheme, when the supporting plate and the connecting plate are reinforced and supported by the supporting component, firstly constructors unscrew the jacking screw, then the supporting block can slide in the sliding groove along with the vertical lifting of the supporting plate, after the leveling is finished, the jacking screw is screwed, so that the jacking screw is tightly abutted against the supporting block, and the supporting rod can be supported and connected between the connecting plate and the supporting plate, so that the joint of the driving screw and the connecting plate and the joint of the driving sleeve and the supporting plate are not easy to break, and the stability of the pile forming device is improved; meanwhile, when the supporting plate moves upwards, the supporting rod can rotate relatively along with the movement of the supporting plate, so that the supporting plate and the connecting plate are reinforced and supported while the supporting rod does not interfere with the lifting of the supporting plate.
Optionally, the number of the supporting assemblies is multiple, and the supporting assemblies are uniformly distributed along the circumferential direction of the connecting plate.
Through adopting above-mentioned technical scheme, a plurality of supporting components make a plurality of supporting components evenly support the circumference of backup pad and connecting plate along the circumference equipartition of connecting plate to it is more even to make backup pad and connecting plate atress, and then fixes more firmly to become the stake device.
Optionally, the fixing mechanism includes an adjusting plate disposed between the bearing platform and the connecting plate, a plurality of anchor rods disposed between the adjusting plate and the bearing platform, nuts threadedly connected to tops of the anchor rods, and a plurality of connecting bolts disposed between the connecting plate and the adjusting plate;
set up a plurality of vertical waist type holes along vertical setting on the regulating plate, a plurality of stocks and a plurality of vertical waist type hole one-to-ones, the stock runs through vertical waist type hole that corresponds and is connected with the cushion cap, set up a plurality of horizontal waist type holes along horizontal setting on the connecting plate, a plurality of connecting bolt and a plurality of horizontal waist type hole one-to-ones, connecting bolt runs through horizontal waist type hole and regulating plate threaded connection who corresponds.
By adopting the technical scheme, when the connecting plate is connected with the bearing platform through the fixing mechanism, firstly constructors connect the anchor rod with the bearing platform, then pass the longitudinal kidney-shaped hole on the adjusting plate through the anchor rod and screw down and fix the anchor rod through the nut, then abut the connecting plate to the upper part of the adjusting plate, and fix the connecting plate and the adjusting plate through the connecting bolt, so that the connection of the connecting plate and the bearing platform can be completed; if the pile and the pile pressing hole are transversely inclined, firstly, a constructor can unscrew the connecting bolt, then transversely move the connecting plate to align the pile and the pile pressing hole, and then screw the connecting bolt, so that the constructor does not need to drill a hole on the adjusting plate again, does not need to re-open or expand the pile pressing hole on the bearing platform, and reduces the damage to the adjusting plate and the bearing platform; if the pile and the pile pressing hole are longitudinally inclined, firstly, a constructor can unscrew the nut, then longitudinally move the adjusting plate to align the pile and the pile pressing hole, and then, the nut is screwed, so that the constructor does not need to drill holes on the bearing platform again, and does not need to set or expand the pile pressing hole on the bearing platform again, thereby not only reducing the damage to the bearing platform, but also reducing the connection difficulty of the connecting plate and the bearing platform, and improving the construction quality and efficiency.
Optionally, a plurality of adjacent adjusting plates are fixedly provided with a connecting rod therebetween.
By adopting the technical scheme, the plurality of adjusting plates form a whole common stress support through the plurality of connecting rods, so that the connecting strength of the adjusting plates and the bearing platform is improved, a single adjusting plate is not easy to break under the stress action, and the stability of the pile forming device is improved.
In a second aspect, the present application further provides a foundation reinforcing method, which is suitable for one of the above foundation reinforcing pile-forming devices, and the construction steps are as follows:
s1, cleaning the foundation and marking a scribing line;
s2, building a bearing platform at the position to be constructed, and cutting pile pressing holes on the bearing platform;
s3, erecting the support frame, connecting the pile with the device body, adjusting the position of the connecting plate along the transverse direction or the longitudinal direction through a fixing mechanism to enable the pile to be aligned with a preset pile pressing hole, and fixing the connecting plate and the bearing platform through the fixing mechanism;
s4, leveling the support frame and the support plate through four leveling mechanisms respectively to keep four end corners of the support frame horizontal;
and S5, starting the device body, and pressing the pile into the foundation through the pile pressing hole by the device body.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the process of reinforcing the foundation by the pile forming device, constructors can use the leveling mechanism and the fixing mechanism in a matched mode, so that the supporting frame and the device body are leveled conveniently, the control pile is pressed downwards along the vertical direction, the subsequent bearing capacity of the pile is improved, the pressing position of the pile can be accurately positioned in a pre-arranged pile pressing hole, the constructors do not need to re-arrange or expand the pile pressing hole, and the construction quality and efficiency are improved;
2. after the rotating shaft is fixed through the locking assembly, the rotating shaft is not easy to rotate relatively even if the rotating shaft is mistakenly touched, so that the fault tolerance rate, the safety and the stability of the leveling mechanism are improved;
3. the support assembly reinforces and supports the support plate and the connecting plate, so that the joint between the drive sleeve and the support plate and the joint between the drive screw and the connecting plate are not easy to break, and the support stability of the leveling mechanism is further improved;
4. if the pile and the pile pressing hole are transversely or longitudinally deviated, a constructor can align the pile and the pile pressing hole through the fixing mechanism, so that the constructor does not need to drill holes on the bearing platform or the adjusting plate again and does not need to newly open or expand the pile pressing hole on the bearing platform, the damage to the bearing platform and the adjusting plate is reduced, the connecting difficulty of the connecting plate and the bearing platform is reduced, and the construction quality and efficiency are improved.
Drawings
FIG. 1 is a schematic structural diagram of a pile forming device of the present application;
FIG. 2 is a partial schematic view showing the pile forming apparatus;
FIG. 3 is a partial structural view showing a leveling mechanism;
FIG. 4 is a partial enlarged view of a portion A of FIG. 3;
fig. 5 is an exploded view showing the fixing mechanism.
Description of reference numerals: 1. a bearing platform; 11. pile pressing holes; 2. a support frame; 3. a device body; 4. a support plate; 5. a connecting plate; 51. a sliding groove; 52. a transverse kidney-shaped hole; 6. a leveling mechanism; 61. a drive screw; 62. a drive sleeve; 63. a supporting seat; 64. a rotating shaft; 65. a hand wheel; 66. a self-locking drive assembly; 661. a worm; 662. a worm gear; 67. a support assembly; 671. a support block; 672. tightly pushing the screw; 673. a support bar; 68. a locking assembly; 681. a first locking seat; 682. a second locking seat; 683. a locking sleeve; 684. locking the screw rod; 685. a knob; 7. a fixing mechanism; 71. an adjusting plate; 711. a longitudinal kidney-shaped hole; 72. an anchor rod; 73. a nut; 74. a connecting bolt; 75. a connecting rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a foundation reinforcement pile-forming device. Referring to fig. 1 and 2, the pile forming device comprises a support frame 2 arranged above a bearing platform 1, a pile pressing hole 11 is formed in the bearing platform 1, the support frame 2 is in a gantry shape, and a device body 3 is further arranged on the support frame 2. Support frame 2 below sets firmly backup pad 4, and backup pad 4 below interval is provided with four connecting plates 5, and connecting plate 5 is parallel with backup pad 4, and four backup pads 4 are located four extreme angle departments of support frame 2. Still be provided with levelling mechanism 6 between connecting plate 5 and the backup pad 4, levelling mechanism 6 is used for leveling four extreme angle departments of support frame 2. A fixing mechanism 7 is arranged between the connecting plate 5 and the bearing platform 1, and the fixing mechanism 7 is used for adjusting the position of the connecting plate 5 along the transverse direction and the longitudinal direction and connecting the connecting plate 5 with the bearing platform 1.
When the foundation is reinforced, firstly, a constructor cleans the foundation, then, a bearing platform 1 is built at a position to be constructed by pouring reinforcing steel bars and concrete, a pile pressing hole 11 is formed in the bearing platform 1, then, a connecting plate 5 and the bearing platform 1 are fixed through a fixing mechanism 7, a supporting frame 2 and a supporting plate 4 are leveled through four leveling mechanisms 6 respectively, so that four end corners of the supporting frame 2 are kept horizontal, then, the piles are connected with a device body 3, the device body 3 is started, the piles can be pressed into the foundation through the pile pressing holes 11 by the device body 3, and the foundation is reinforced; if the pile and the pile pressing hole 11 are inclined, a constructor can adjust the position of the connecting plate 5 along the transverse direction or the longitudinal direction through the fixing mechanism 7, so that the position of the device body 3 and the pile is indirectly adjusted, the pile is aligned to the preset pile pressing hole 11, the pile pressing hole 11 does not need to be re-opened or expanded, and the pile can be accurately pressed down into the preset pile pressing hole 11.
Referring to fig. 3 and 4, the leveling mechanism 6 includes a driving screw 61 vertically and rotatably connected to the connecting plate 5, a driving sleeve 62 is disposed on the top of the driving screw 61, one end of the driving sleeve 62 is in threaded connection with the driving screw 61, and the other end is hinged to the supporting plate 4. A support base 63 is fixedly arranged above the connecting plate 5, a rotating shaft 64 is rotatably connected to the support base 63, a hand wheel 65 is fixedly arranged at one end of the rotating shaft 64, and the hand wheel 65 is used for facilitating the rotation of the rotating shaft 64 by a constructor; a self-locking driving assembly 66 is arranged between the rotating shaft 64 and the driving screw 61, and the self-locking driving assembly 66 is used for controlling the driving screw 61 to rotate. Be provided with a plurality of supporting components 67 between backup pad 4 and the connecting plate 5, supporting component 67 is used for improving the joint strength between backup pad 4 and the connecting plate 5, and a plurality of supporting components 67 along the circumference equipartition of connecting plate 5 for make a plurality of supporting components 67 evenly support backup pad 4 and connecting plate 5's circumference. A locking assembly 68 is further arranged between the rotating shaft 64 and the connecting plate 5, and the locking assembly 68 is used for fixing the rotating shaft 64, so that relative rotation is not easy to occur after the rotating shaft 64 is collided by mistake.
Referring to fig. 3 and 4, the self-locking driving assembly 66 includes a worm 661 disposed outside the rotating shaft 64, and the worm 661 is fixedly connected to the rotating shaft 64; a worm wheel 662 is sleeved outside the drive screw 61, the worm wheel 662 is fixedly connected with the drive screw 61, and the worm 661 and the worm wheel 662 are meshed with each other.
Referring to fig. 3 and 4, the locking assembly 68 includes a first locking seat 681 fixedly disposed above the connection plate 5, and a second locking seat 682 is hinged above the first locking seat 681, and one end of the rotation shaft 64 is located between the first locking seat 681 and the second locking seat 682. One side of the first locking seat 681, which is far away from the hinge shaft thereof, is rotatably connected with a locking sleeve 683, the second locking seat 682 is in threaded connection with a locking screw 684, and one end of the locking screw 684 is in threaded connection with the locking sleeve 683. A knob 685 is fixedly arranged at one end, far away from the locking sleeve 683, of the locking screw 684, and the knob 685 is used for facilitating a constructor to rotate the locking screw 684. The arc wall that all sets up the one side that first locking seat 681 and second locking seat 682 are close to each other with rotation axis 64 lateral wall looks adaptation, and the arc wall is used for increasing first locking seat 681 and second locking seat 682 respectively with the area of contact of rotation axis 64 lateral wall, improves the frictional force between the contact surface, makes rotation axis 64 by the mistake difficult emergence rotation after bumping, further improves the fixed effect of locking subassembly 68.
Referring to fig. 3 and 4, the support assembly 67 includes a support block 671 slidably connected to the connecting plate 5, the support block 671 may be in a dovetail shape or a T shape, the connecting plate 5 is provided with a sliding groove 51 adapted to the support block 671, and the support block 671 is located in the sliding groove 51 and slidably moves without being separated from the sliding groove 51. A jacking screw 672 is connected to the connecting plate 5 in a threaded manner, and one end of the jacking screw 672 is abutted to the supporting block 671; a support rod 673 is further arranged between the support block 671 and the support plate 4, one end of the support rod 673 is hinged with the support block 671, and the other end of the support rod 673 is hinged with the support plate 4.
If one side of the support frame 2 deflects, when the support plate 4 and the support frame 2 are leveled by the leveling mechanism 6, firstly, a constructor rotates the jacking screw 672 to loosen the jacking screw 672, then simultaneously rotates the two hand wheels 65 on the deflected side, the hand wheels 65 drive the rotating shaft 64 to rotate, the rotating shaft 64 drives the worm 661 to rotate, the worm 661 drives the worm wheel 662 to rotate, the worm wheel 662 can drive the driving screw 61 fixedly connected with the worm wheel to rotate, the driving screw 61 drives the driving sleeve 62 to move up and down, the driving sleeve 62 drives the support plate 4 and the support frame 2 to move up and down, so that the deflected side of the support frame 2 can be leveled, meanwhile, during the up and down movement of the support plate 4 and the support frame 2, the support block 671 can slide in the sliding groove 51 along with the up and down movement of the support plate 4, after the leveling is finished, the jacking screw 672 is screwed, so that the jacking screw 672 is tightly abutted against the support block 671, the support rod 673 can be supported and connected between the connecting plate 5 and the support plate 4, so that the joint of the drive screw 61 and the connecting plate 5 and the joint of the drive sleeve 62 and the support plate 4 are not easy to break; then constructor rotates locking screw 684, and locking screw 684 drives second locking seat 682 through locking sleeve 683 and moves to one side that is close to first locking seat 681, makes rotation axis 64 compress tightly between first locking seat 681 and second locking seat 682 to make rotation axis 64 be difficult for taking place to rotate under the external force effect such as mistake bumps, improves the fault-tolerant rate and the stability of levelling mechanism 6.
Referring to fig. 3 and 5, the fixing mechanism 7 includes an adjusting plate 71 disposed between the bearing platform 1 and the connecting plate 5, and both upper and lower sides of the adjusting plate 71 abut against both the bearing platform 1 and the connecting plate 5. A plurality of anchor rods 72 are arranged between the adjusting plate 71 and the bearing platform 1, nuts 73 are connected to the tops of the anchor rods 72 in a threaded mode, a plurality of longitudinal waist-shaped holes 711 which are longitudinally arranged are formed in the adjusting plate 71, the anchor rods 72 correspond to the longitudinal waist-shaped holes 711 one by one, and the anchor rods 72 penetrate through the corresponding longitudinal waist-shaped holes 711 and are connected with the bearing platform 1. A plurality of connecting bolts 74 are arranged between the connecting plate 5 and the adjusting plate 71, a plurality of transverse waist-shaped holes 52 are transversely arranged on the connecting plate 5, the connecting bolts 74 are in one-to-one correspondence with the transverse waist-shaped holes 52, and the connecting bolts 74 penetrate through the corresponding transverse waist-shaped holes 52 and are in threaded connection with the adjusting plate 71. The connecting rods 75 are fixedly arranged between the adjacent adjusting plates 71, the adjusting plates 71 are integrally supported by stress together through the connecting rods 75, the connecting strength of the adjusting plates 71 and the bearing platform 1 is improved, and the single adjusting plate 71 is not easy to break under stress.
When the connecting plate 5 is connected with the bearing platform 1 through the fixing mechanism 7, firstly, a constructor connects the anchor rod 72 with the bearing platform 1, then the longitudinal kidney-shaped hole 711 on the adjusting plate 71 penetrates through the anchor rod 72 and is screwed and fixed through the nut 73, then the connecting plate 5 is abutted to the upper part of the adjusting plate 71, the connecting bolt 74 penetrates through the transverse kidney-shaped hole 52 to connect the connecting plate 5 with the adjusting plate 71, and then the connection of the connecting plate 5 and the bearing platform 1 can be completed; if the pile and the pile pressing hole 11 are transversely inclined, firstly, a constructor can unscrew the connecting bolt 74, then transversely move the connecting plate 5 to align the pile and the pile pressing hole 11, and then tighten the connecting bolt 74; if the pile and the pile pressing hole 11 are longitudinally inclined, firstly, a constructor can unscrew the nut 73, then longitudinally move the adjusting plate 71 to enable the pile to be aligned with the pile pressing hole 11, and then the nut 73 is screwed, so that the constructor does not need to drill holes on the bearing platform 1 or the adjusting plate 71 again and does not need to newly open or expand the pile pressing hole 11 on the bearing platform 1 no matter the pile and the pile pressing hole 11 are transversely inclined or longitudinally inclined, the damage to the bearing platform 1 and the adjusting plate 71 is reduced, the connecting difficulty of the connecting plate 5 and the bearing platform 1 is reduced, and the construction quality and efficiency are improved.
The application also provides a foundation reinforcing method, which is suitable for the foundation reinforcing pile-forming device and comprises the following construction steps:
and S1, cleaning the foundation and marking the scribing line.
And S2, building a bearing platform 1 at the position to be constructed through steel bars and concrete, and cutting pile pressing holes 11 on the bearing platform 1.
And S3, erecting the support frame 2, connecting the pile with the device body 3, adjusting the position of the connecting plate 5 along the transverse direction or the longitudinal direction through the fixing mechanism 7 to enable the pile to be aligned with the preset pile pressing hole 11, and fixing the connecting plate 5 and the bearing platform 1 through the fixing mechanism 7.
And S4, leveling the support frame 2 and the support plate 4 through the four leveling mechanisms 6 respectively to keep the four end corners of the support frame 2 horizontal.
And S5, starting the device body 3, and pressing the pile into the foundation through the pile pressing hole 11 by the device body 3.
And S6, sealing the pile pressing hole 11 to enable the pile and the bearing platform 1 to form a whole, and detecting the strength of the pile.
The implementation principle of the foundation reinforcement pile-forming device and the foundation reinforcement method in the embodiment of the application is as follows: when the foundation is reinforced, firstly, constructors clean the foundation, then build a bearing platform 1, cut pile pressing holes 11 in the bearing platform 1, fix a connecting plate 5 and the bearing platform 1 through a fixing mechanism 7, level a supporting frame 2 and a supporting plate 4 through a leveling mechanism 6, connect piles with a device body 3 and start the device body 3, and the device body 3 can press the piles into the foundation through the pile pressing holes 11; if the pile and the pile pressing hole 11 are deflected, a constructor can adjust the position of the connecting plate 5 along the transverse direction or the longitudinal direction through the fixing mechanism 7, so that the positions of the device body 3 and the pile are indirectly adjusted, the pile is aligned to the preset pile pressing hole 11, and the pile pressing hole 11 does not need to be re-opened or expanded; in the process of reinforcing the foundation through the pile forming device, constructors use the leveling mechanism 6 and the fixing mechanism 7 in a mutually matched mode, so that the support frame 2 and the device body 3 are conveniently leveled, a control pile is pressed downwards along the vertical direction, the subsequent bearing capacity of the pile is improved, the pressing position of the pile can be accurately located in a pile pressing hole 11 which is formed in advance, the pile pressing hole 11 does not need to be formed or expanded again by the constructors, and the construction quality and efficiency are improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A foundation reinforcement pile-forming device is characterized in that: the device comprises a support frame (2) arranged above a bearing platform (1), a device body (3) arranged on the support frame (2), a support plate (4) fixedly arranged below the support frame (2), four connecting plates (5) arranged below the support plate (4) at intervals, a leveling mechanism (6) arranged between the connecting plates (5) and the support plate (4) and used for leveling four end corners of the support frame (2), and a fixing mechanism (7) arranged between the connecting plates (5) and the bearing platform (1) and used for adjusting the positions of the connecting plates (5) along the transverse direction and the longitudinal direction and connecting the connecting plates (5) with the bearing platform (1); pile pressing holes (11) are formed in the bearing platform (1).
2. The foundation reinforcement pile-forming device according to claim 1, characterized in that: the leveling mechanism (6) comprises a driving screw rod (61) vertically and rotatably connected to the connecting plate (5), a driving sleeve (62) in threaded connection with the top of the driving screw rod (61), a supporting seat (63) fixedly arranged above the connecting plate (5), a rotating shaft (64) rotatably connected to the supporting seat (63), a self-locking driving assembly (66) arranged between the rotating shaft (64) and the driving screw rod (61) and used for controlling the rotation of the driving screw rod (61), a supporting assembly (67) arranged between the supporting plate (4) and the connecting plate (5) and used for improving the connection strength between the supporting plate and the connecting plate, and a locking assembly (68) arranged between the rotating shaft (64) and the connecting plate (5) and used for fixing the rotating shaft (64); one end of the driving sleeve (62) far away from the driving screw rod (61) is hinged with the supporting plate (4).
3. The foundation reinforcement pile-forming device according to claim 2, characterized in that: the self-locking driving component (66) comprises a worm (661) sleeved on the outer side of the rotating shaft (64) and a worm wheel (662) sleeved on the outer side of the driving screw rod (61); worm (661) and rotation axis (64) fixed connection, worm wheel (662) and drive screw (61) fixed connection, just worm (661) and worm wheel (662) intermeshing.
4. The foundation reinforcement pile-forming device according to claim 2, characterized in that: the locking component (68) comprises a first locking seat (681) fixedly arranged above the connecting plate (5), a second locking seat (682) hinged above the first locking seat (681), a locking sleeve (683) rotatably connected to one side of the first locking seat (681) far away from a hinged shaft of the first locking seat (681), and a locking screw (684) connected to the second locking seat (682) in a threaded manner;
one end of the rotating shaft (64) is positioned between the first locking seat (681) and the second locking seat (682), and the locking screw rod (684) is in threaded connection with the locking sleeve (683).
5. The foundation reinforcement pile-forming device according to claim 4, characterized in that: the arc-shaped grooves matched with the outer side wall of the rotating shaft (64) are formed in one side, close to each other, of the first locking seat (681) and the second locking seat (682).
6. The foundation reinforcement pile-forming device according to claim 2, characterized in that: the supporting component (67) comprises a supporting block (671) connected on the connecting plate (5) in a sliding manner, a jacking screw rod (672) in threaded connection on the connecting plate (5), and a supporting rod (673) arranged between the supporting block (671) and the supporting plate (4);
seted up on connecting plate (5) and slided groove (51), supporting shoe (671) are located and slide in groove (51), top tight screw rod (672) one end and supporting shoe (671) butt, prop up, the one end and the supporting shoe (671) of bracing piece (673) are articulated, the other end is articulated with backup pad (4).
7. The foundation reinforcement pile-forming device according to claim 6, characterized in that: the number of the supporting assemblies (67) is multiple, and the supporting assemblies (67) are uniformly distributed along the circumferential direction of the connecting plate (5).
8. The foundation reinforcement pile-forming device according to claim 1, characterized in that: the fixing mechanism (7) comprises an adjusting plate (71) arranged between the bearing platform (1) and the connecting plate (5), a plurality of anchor rods (72) arranged between the adjusting plate (71) and the bearing platform (1), nuts (73) in threaded connection with the tops of the anchor rods (72), and a plurality of connecting bolts (74) arranged between the connecting plate (5) and the adjusting plate (71);
set up a plurality of vertical waist type holes (711) along vertical setting on regulating plate (71), a plurality of stock (72) and a plurality of vertical waist type hole (711) one-to-ones, stock (72) run through vertical waist type hole (711) of correspondence and are connected with cushion cap (1), set up a plurality of horizontal waist type holes (52) along horizontal setting on connecting plate (5), a plurality of connecting bolt (74) and a plurality of horizontal waist type hole (52) one-to-ones, connecting bolt (74) run through horizontal waist type hole (52) and regulating plate (71) threaded connection of correspondence.
9. The foundation reinforcement pile-forming device according to claim 8, characterized in that: and connecting rods (75) are fixedly arranged between a plurality of adjacent adjusting plates (71).
10. A foundation reinforcement method applied to a foundation reinforcement pile-forming device as claimed in any one of claims 1 to 9, comprising the steps of:
s1, cleaning the foundation and marking a scribing line;
s2, building a bearing platform (1) at a position to be constructed, and cutting a pile pressing hole (11) on the bearing platform (1);
s3, erecting the support frame (2), connecting the pile with the device body (3), adjusting the position of the connecting plate (5) along the transverse direction or the longitudinal direction through the fixing mechanism (7), aligning the pile with the preset pile pressing hole (11), and fixing the connecting plate (5) and the bearing platform (1) through the fixing mechanism (7);
s4, leveling the support frame (2) and the support plate (4) through four leveling mechanisms (6) respectively to keep four end corners of the support frame (2) horizontal;
s5, starting the device body (3), and pressing the pile into the foundation through the pile pressing hole (11) by the device body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210803500.3A CN115075216A (en) | 2022-07-09 | 2022-07-09 | Foundation reinforcement pile-forming device and foundation reinforcement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210803500.3A CN115075216A (en) | 2022-07-09 | 2022-07-09 | Foundation reinforcement pile-forming device and foundation reinforcement method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115075216A true CN115075216A (en) | 2022-09-20 |
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ID=83257484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210803500.3A Withdrawn CN115075216A (en) | 2022-07-09 | 2022-07-09 | Foundation reinforcement pile-forming device and foundation reinforcement method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115075216A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117684616A (en) * | 2024-02-04 | 2024-03-12 | 淮安市水利勘测设计研究院有限公司 | Reinforcing device for hydraulic building foundation |
| CN117684616B (en) * | 2024-02-04 | 2024-04-19 | 淮安市水利勘测设计研究院有限公司 | Reinforcing device for hydraulic building foundation |
-
2022
- 2022-07-09 CN CN202210803500.3A patent/CN115075216A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117684616A (en) * | 2024-02-04 | 2024-03-12 | 淮安市水利勘测设计研究院有限公司 | Reinforcing device for hydraulic building foundation |
| CN117684616B (en) * | 2024-02-04 | 2024-04-19 | 淮安市水利勘测设计研究院有限公司 | Reinforcing device for hydraulic building foundation |
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Application publication date: 20220920 |