CN112031648B - Reaming device for soft soil foundation construction - Google Patents
Reaming device for soft soil foundation construction Download PDFInfo
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- CN112031648B CN112031648B CN202010836627.6A CN202010836627A CN112031648B CN 112031648 B CN112031648 B CN 112031648B CN 202010836627 A CN202010836627 A CN 202010836627A CN 112031648 B CN112031648 B CN 112031648B
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- 239000002689 soil Substances 0.000 title claims abstract description 34
- 238000010276 construction Methods 0.000 title claims abstract description 13
- 238000004804 winding Methods 0.000 claims abstract description 7
- 238000009527 percussion Methods 0.000 claims abstract description 6
- 230000005484 gravity Effects 0.000 claims description 35
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000010030 laminating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 16
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000005056 compaction Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 239000003415 peat Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
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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
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B1/00—Percussion drilling
- E21B1/02—Surface drives for drop hammers or percussion drilling, e.g. with a cable
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/28—Enlarging drilled holes, e.g. by counterboring
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Structural Engineering (AREA)
- Soil Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Paleontology (AREA)
- Agronomy & Crop Science (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a hole expanding device for soft soil foundation construction, and relates to the technical field of hole expanding devices. Including bottom plate, reaming device, quick-acting crank device, percussion device, winding and unwinding devices, auxiliary device and mobile device, it places the hole to have seted up on the bottom plate, reaming device passes and places the hole and links up with fixed connection's winding and unwinding devices on the bottom plate mutually, the adjacent winding and unwinding devices fixed connection of quick-acting crank device is on the bottom plate, the striking is placed in the below of quick-acting crank device to be connected with quick-acting crank device, auxiliary device swing joint is in reaming device's bottom, mobile device fixed connection is in the bottom of bottom plate, reaming device includes reaming seat, reaming spout, reaming slider, No. two reaming sliders, reaming baffle and reaming awl, the reaming seat is fan-shaped, the reaming seat is equipped with six, six the reaming seat becomes cylindrically, the reaming spout has been seted up on the reaming seat.
Description
Technical Field
The invention relates to the technical field of hole enlarging devices, in particular to a hole enlarging device for soft soil foundation construction.
Background
The soft soil is a soft soil layer with low strength and high compressibility, the soil contains certain organic substances, the sedimentation amount is very large, and great influence is brought to the industry and the civil building industry. Depending on the characteristics of soft soils, it can be mainly classified into several main types of soft viscosity, sludge properties (including sludge), peat properties (including peat), and the like.
The foundation is located below the foundation and bears some of the upper load. The soft soil foundation is mainly a foundation formed by high-compressibility soil layers such as silt, filling soil, miscellaneous filling soil and the like, and has the defects of high natural water content, poor water permeability, low bearing capacity and the like. In addition, the soil body of the soft soil foundation has obvious structural property and fluidity, and the large building with the load of the structure can not be supported frequently. The existing system in China emphasizes on saving cultivated land, simultaneously solves the current population problem, and improves the current situation of building which is not optimistic, so that most of areas begin to adopt a mode of increasing the number of building layers to relieve the problem, and the problem that the foundation bearing capacity is continuously increased.
In the prior art, a multi-purpose dynamic compaction method is used for treating a soft soil foundation, and the dynamic compaction method is to repeatedly tamp foundation soil by using ground shock waves generated by huge impact energy generated by free falling of a heavy hammer and tamp a soil layer below a tamping surface to a certain depth so as to improve the bearing capacity of the foundation and the stability of the soil body and reduce the compressibility. However, the compression effect of the dynamic compaction method is not uniform, the conditions of good upper layer compression effect and poor lower layer are easy to occur, and after the soft soil foundation is subjected to vibration load, the phenomena of lateral sliding, settlement, extrusion on two sides of the bottom surface and the like are easy to generate, so that the reaming effect is greatly influenced.
Disclosure of Invention
The invention aims to provide a hole expanding device for soft soil foundation construction, and aims to solve the technical problems that the hole expanding device in the prior art is uneven in hole compression effect after hole expansion and easy to collapse.
The embodiment of the invention provides a reaming device for soft soil foundation construction, which comprises a bottom plate, a reaming device, a quick-acting crank device, a striking device, a retracting device, an auxiliary device and a moving device, wherein a placing hole is formed in the bottom plate, the reaming device penetrates through the placing hole to be connected with the retracting device fixedly connected to the bottom plate, the quick-acting crank device is adjacent to the retracting device and fixedly connected to the bottom plate, the striking device is placed below the quick-acting crank device and connected with the quick-acting crank device, the auxiliary device is movably connected to the bottom of the reaming device, the moving device is fixedly connected to the bottom of the bottom plate, the reaming device comprises a reaming seat, a reaming chute, a first reaming sliding block, a second reaming sliding block, a reaming baffle and a reaming cone, the reaming seat is fan-shaped, six reaming seats are arranged and form a cylinder, the reaming base is provided with a reaming sliding groove, the reaming sliding groove is internally and movably connected with a first reaming sliding block and a second reaming sliding block, the outer side of the reaming base is movably connected with a reaming baffle, and the reaming baffle is in threaded connection with the first reaming sliding block and the second reaming sliding block through bolts.
Further, the quick crank device that moves includes backup pad, motor, rotation base, initiative connecting rod, driven connecting rod, linking connecting rod and connecting rod transmission handle, backup pad fixed connection is on the bottom plate surface, the fixed surface connection that the backup pad one side was gone up has the motor, the fixed surface connection that the opposite side of backup pad is close to the motor rotates the base, the through-hole has been seted up on backup pad and the rotation base, the output of motor passes through-hole fixedly connected with initiative connecting rod, the one end of driven connecting rod is cup jointed in the centre of rotating base and driven connecting rod, the other end fixedly connected with linking connecting rod of driven connecting rod, the one end of keeping away from driven connecting rod of linking connecting rod links up has the connecting rod transmission handle.
Furthermore, the striking device comprises a gravity rod, a gravity hammer, a spring frame, a spring baffle and a power spring, wherein the top end of the gravity rod is connected to a connecting rod transmission handle, the bottom end of the gravity rod penetrates through a hole fixedly connected with the gravity hammer arranged on a bottom plate, the center of the spring frame is sleeved on the gravity rod, the spring frame is fixedly connected to the bottom plate, the spring baffle is movably connected to the inside of the spring frame and fixedly connected with the gravity rod, one end of the power spring is fixedly connected to the spring baffle, and the other end of the power spring is fixedly connected to the inner side surface of a top plate of the spring frame.
Further, the winding and unwinding devices include a hydraulic column, a horizontal pole, No. two hydraulic columns, press from both sides the hand dish, mechanical tongs and tongs groove, No. one hydraulic column of fixedly connected with on the bottom plate, No. one hydraulic column is equipped with two, two No. one hydraulic column symmetric distribution is on the both sides of placing the hole, the both ends of horizontal pole are fixed connection respectively two the output of a hydraulic column, the surface of one end fixed connection in the horizontal pole bottom of output is kept away from to No. two hydraulic columns, the output fixedly connected with of No. two hydraulic columns presss from both sides the hand dish, swing joint has mechanical tongs on the tongs dish, the tongs groove has been seted up on reaming seat top surface.
Further, auxiliary device includes auxiliary base, supplementary spout and supplementary slider, auxiliary base swing joint is in reaming seat bottom, auxiliary base is the taper shape, auxiliary spout has been seted up on auxiliary base surface, auxiliary spout surface sliding connection has supplementary slider, slider fixed connection is in reaming seat bottom.
Furthermore, a step-shaped inclined edge groove is formed in the reaming base, the height and the inclination angle of the inclined edge are kept consistent, and a step-shaped inclined edge block attached to the reaming base is formed in the reaming cone.
Further, swing joint has a reaming slider and No. two reaming sliders in the reaming seat, and the inboard of reaming baffle one end is through a reaming slider of bolt fixed connection, the inboard of the other end of reaming baffle is through No. two reaming sliders in another reaming seat of bolt fixed connection.
Further, the mobile device comprises a mobile frame and mobile wheels, the mobile frame is fixedly connected to the bottom of the bottom plate, and four mobile wheels are fixedly connected to four corners of the mobile frame.
Furthermore, fixing device comprises No. three hydraulic pressure posts, fixed plate and mounting, the one end that the output was kept away from to No. three hydraulic pressure posts links up on the surface of bottom plate, the output fixed connection of No. three hydraulic pressure posts is on the surface of fixed plate, fixed plate surface fixedly connected with a plurality of mounting, two fixing device symmetric distribution is in the bottom plate both sides.
Compared with the prior art, the invention has the beneficial effects that:
firstly, the invention forms a cylindrical device by six reaming seats, the reaming seats and the reaming cones are matched for use, the gravity hammer is utilized to impact the reaming cones to expand the reaming seats towards the periphery, and then the reaming baffles are matched to block gaps opened after the reaming seats are expanded. Make reaming device all the time with a circular to expanding all around, go to extrude earth all around, reach the reaming requirement, and cylindrical extrusion reaming can make the effect of hole expansion become fine, and the power that utilizes gravity hammer striking reaming awl striking to produce can make the soft soil grain of hole combine closely, has higher structural strength, and the reinforcement effect is showing, can obtain higher bearing capacity after the processing. The technical problems that in the prior art, the hole is not uniformly compressed after the hole is expanded and collapse is easily caused by the hole expanding device are solved.
Secondly, the hole expanding seat and the hole expanding cone are provided with the step-shaped inclined edge groove and the step-shaped inclined edge block, the force of the gravity hammer impact can be uniformly distributed on the hole expanding seat by utilizing the step-shaped inclined edge, so that the force from the top to the bottom of the hole expanding seat can be the same, the phenomenon that the top expansion tension degree is large, the bottom expansion tension degree is small or the opposite situation occurs to prevent the occurrence of a circular truncated cone-shaped hole expanding effect, the problems that the compression effect is not uniform and the hole expanding shape is irregular in the prior art are solved, in addition, the step-shaped inclined edge is compared with the conical inclined edge, the hole expanding is smaller and more controllable, the hole expanding measurement is reduced during hole expanding, the working time is saved, and the working efficiency is enhanced.
Thirdly, the hole expanding device can be fixed by the mechanical gripper due to the fact that the gripper groove is formed in the hole expanding seat, the hole expanding device can be conveniently installed and recovered due to the fact that the hydraulic column is matched with the auxiliary base in the auxiliary device, manpower consumption is reduced, and working efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the retractable device, the movable device and the fixing device of the present invention;
FIG. 3 is a schematic perspective view of a quick crank device and a striking device according to the present invention;
FIG. 4 is a schematic diagram of a disassembled structure of the reaming device and the auxiliary device of the present invention;
FIG. 5 is a schematic view of the underreaming means of the present invention in a collapsed condition;
FIG. 6 is a top view of the underreaming device of the present invention in a collapsed condition;
FIG. 7 is a schematic view of the reaming device of the present invention in an expanded state;
FIG. 8 is a top view of the reaming device of the present invention in an open state;
fig. 9 is an enlarged view of the invention at a in fig. 4.
Reference numerals: the reaming device comprises a base plate 1, a placing hole 101, a reaming device 2, a reaming base 201, a reaming sliding groove 202, a first reaming sliding block 203, a second reaming sliding block 204, a reaming baffle plate 205, a reaming cone 206, a quick-acting crank device 3, a supporting plate 301, a motor 302, a rotating base 303, a driving connecting rod 304, a driven connecting rod 305, a connecting rod 306, a connecting rod transmission handle 307, a percussion device 4, a gravity rod 401, a gravity hammer 402, a spring frame 403, a spring baffle plate 404, a power spring 405, a retraction device 5, a first hydraulic column 501, a cross rod 502, a second hydraulic column 503, a gripper disc 504, a mechanical gripper 505, a gripper groove 506, an auxiliary device 6, an auxiliary base 601, an auxiliary sliding groove 602, an auxiliary sliding block 603, a moving device 7, a moving frame 701, a moving wheel 702, a fixing device 8, a third hydraulic column 801, a fixing plate 802 and a fixing piece 803.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention provides a reaming device for soft soil foundation construction, which is shown in the following by combining fig. 1 to 9, and comprises a bottom plate 1, a reaming device 2, a quick-acting crank device 3, a percussion device 4, a retraction device 5, an auxiliary device 6 and a moving device 7, wherein a placing hole 101 is formed in the bottom plate 1, the reaming device 2 penetrates through the placing hole 101 to be connected with the retraction device 5 fixedly connected to the bottom plate 1, the quick-acting crank device 3 is fixedly connected to the bottom plate 1 adjacent to the retraction device 5, the percussion device 4 is arranged below the quick-acting crank device 3 and connected with the quick-acting crank device 3, the auxiliary device 6 is movably connected to the bottom of the reaming device 2, the moving device 7 is fixedly connected to the bottom of the bottom plate 1, and the reaming device 2 comprises a reaming base 201, a reaming chute 202, a reaming slider 203, a reaming slider 204 and a reaming slider 3, Reaming baffle 205 and reaming cone 206, reaming seat 201 is fan-shaped, reaming seat 201 is equipped with six, six reaming seat 201 is constituteed cylindrically, reaming spout 202 has been seted up on reaming seat 201, swing joint has a reaming slider 203 and No. two reaming sliders 204 in the reaming spout 202, the swing joint has reaming baffle 205 in reaming seat 201 outside, reaming baffle 205 utilizes bolt and a reaming slider 203 and No. two reaming sliders 204 screwed connection, and its effect lies in can conveniently dismantling, is convenient for wash, swing joint has reaming cone 206 in reaming seat 201, and its effect is to utilize reaming cone 206 to remove extrusion reaming seat 201, makes reaming seat 201 extrude to expand all around to reach reaming effect.
Preferably, the quick-acting crank device 3 includes a supporting plate 301, a motor 302, a rotating base 303, a driving connecting rod 304, a driven connecting rod 305, a connecting rod 306 and a connecting rod transmission handle 307, the supporting plate 301 is fixedly connected to the surface of the bottom plate 1, the motor 302 is fixedly connected to the surface of one side of the supporting plate 301, the rotating base 303 is fixedly connected to the surface of the other side of the supporting plate 301 close to the motor 302, through holes are formed in the supporting plate 301 and the rotating base 303, the output end of the motor 302 is fixedly connected to the driving connecting rod 304 through the through hole, one end of the driven connecting rod 305 is sleeved between the rotating base 303 and the driven connecting rod 305, the other end of the driven connecting rod 305 is fixedly connected to the connecting rod 306, one end of the connecting rod 306 far from the driven connecting rod 305 is connected to the connecting rod transmission handle 307, and the function of the driving connecting rod 304 is driven by the motor 302 to rotate, the driving connecting rod 304 rotates to lift the driven connecting rod 305 from the lowest point to the highest point, the driven connecting rod 305 drives the impact device 4 to fall rapidly when gravity is utilized, and the driving columns are arranged at the two ends of the driving connecting rod 304, so that the impact device can operate continuously and rapidly, the working time is greatly reduced, and the working efficiency is enhanced.
Preferably, the striking device 4 includes a gravity rod 401, a gravity hammer 402, a spring frame 403, a spring baffle 404 and a power spring 405, the top end of the gravity rod 401 is connected to a connecting rod transmission handle 307, the bottom end of the gravity rod 401 passes through a hole formed in the bottom plate 1 and is fixedly connected to the gravity hammer 402, the center of the spring frame 403 is sleeved on the gravity rod 401, the spring frame 403 is fixedly connected to the bottom plate 1, the spring baffle 404 is movably connected in the spring frame 403, the spring baffle 404 is fixedly connected to the gravity rod 401, one end of the power spring 405 is fixedly connected to the spring baffle 404, the other end of the power spring 405 is fixedly connected to the inner side surface of the top plate of the spring frame 403, and the striking device functions in that the gravity hammer 402 is used to strike the cone 206 to ream the hole of the reaming device 2, the power spring 405 is used to cooperate with the quick-acting crank device 3 to make the gravity hammer 402 fall rapidly, the impact effect is enhanced.
Preferably, the retracting device 5 includes a first hydraulic column 501, a cross bar 502, a second hydraulic column 503, two clamping discs 504, a mechanical gripper 505 and a gripper groove 506, the first hydraulic column 501 is fixedly connected to the bottom plate 1, the first hydraulic column 501 is provided with two hydraulic columns 501, the two first hydraulic columns 501 are symmetrically distributed on two sides of the placing hole 101, two ends of the cross bar 502 are respectively and fixedly connected to output ends of the two first hydraulic columns 501, one end of the second hydraulic column 503, which is far away from the output ends, is fixedly connected to the surface of the bottom of the cross bar 502, the output end of the second hydraulic column 503 is fixedly connected to the clamping disc 504, the clamping disc 504 is movably connected to the mechanical gripper 505, the gripper groove 506 is formed in the top surface of the reaming base 201 and used for fixing the reaming device 2 by matching with the mechanical gripper 505, after the reaming device 2 is fixed by the mechanical gripper 505, the reaming device 2 is placed into a hole to be reamed by matching of the two first hydraulic machines and the third hydraulic machines, or the reaming device 2 is taken out from the reamed hole, so that the labor consumption is reduced, and the labor consumption is reduced.
Preferably, the auxiliary device 6 comprises an auxiliary base 601, an auxiliary sliding groove 602 and an auxiliary sliding block 603, the auxiliary base 601 is movably connected with the bottom of the reaming base 201, the auxiliary base 601 is conical, an auxiliary sliding groove 602 is formed on the surface of the auxiliary base 601, an auxiliary sliding block 603 is connected on the surface of the auxiliary sliding groove 602 in a sliding manner, the sliding block is fixedly connected at the bottom of the reaming base 201, the function is that after the soft soil foundation is perforated, because the soil body of the soft soil foundation has obvious structure and fluidity, the inside of the original hole may collapse or be crushed, the reaming means 2 cannot smoothly enter the hole, the conical auxiliary base 601 at the bottom can help the reaming device 2 to smoothly enter the hole, and the auxiliary base 601 is provided with an auxiliary sliding chute 602 which helps the bottom of the reaming base 201 to expand, so as to keep the uniformity of the up-and-down expansion tension of the reaming base 201.
Preferably, the reaming base 201 is provided with a step-shaped bevel groove, the height and the inclination angle of the bevel are kept consistent, the reaming cone 206 is provided with a step-shaped bevel block attached to the reaming base 201, the step-shaped bevel block is used for enabling the gravity hammer 402 to be matched with the step-shaped bevel to enable the top of the reaming base 201 to be subjected to the same force to the bottom when the gravity hammer strikes the reaming cone 206, the unification of reaming effects is guaranteed, the trouble of repeated reaming is reduced, and the step-shaped structure is adopted.
Preferably, swing joint has reaming slider 203 and No. two reaming sliders 204 in the reaming seat 201, and reaming slider 203 of bolt fixed connection is passed through to the inboard of reaming baffle 205 one end, No. two reaming sliders 204 in another reaming seat 201 of bolt fixed connection are passed through to the inboard of the other end of reaming baffle 205, and its effect lies in through extruding reaming seat 201 when reaming awl 206 and begin the reaming back, six reaming seat 201 is to diffusion all around, can leave the space after the diffusion of reaming seat 201, and the space can be bigger and bigger, and earth can get into reaming device 2's inside through the space, influences work, and reaming effect is not good, through installation reaming baffle 205 between two reaming seats 201, earth can not get into reaming device 2 when having guaranteed the reaming, also makes the reaming effect better.
Preferably, the moving device 7 includes a moving frame 701 and moving wheels 702, the moving frame 701 is fixedly connected to the bottom of the bottom plate 1, four moving wheels 702 are fixedly connected to four corners of the moving frame 701, which facilitates the transfer of the device, and the gravity hammer 402 can be quickly moved to the position above the reaming device 2 after the reaming device 2 is installed.
Preferably, the fixing device 8 is composed of a third hydraulic column 801, a fixing plate 802 and a fixing member 803, one end of the third hydraulic column 801, which is far away from the output end, is connected to the surface of the bottom plate 1, the output end of the third hydraulic column 801 is fixedly connected to the surface of the fixing plate 802, the surface of the fixing plate 802 is fixedly connected with a plurality of fixing members 803, and two fixing devices 8 are symmetrically distributed on two sides of the bottom plate and have the function of turning down the fixing plate 802 by using the third hydraulic column 801 so that the fixing members 803 are inserted into the soil, so that the fixing device can be fixed and prevented from moving due to work.
The working principle is as follows: when the invention is used, the whole body is transported to a proper position by the moving device 7, the hole-enlarging device 2 is placed into a hole to be enlarged by the cooperation of the first hydraulic column 501 and the second hydraulic column 503, then the device 7 is moved to make the gravity hammer 402 align with the reaming device 2, the motor 302 drives the driving connecting rod 304 to continuously rotate, the driving connecting rod 304 drives the driven connecting rod 305 to rise from the most belt point to the highest point, the gravity cooperates with the power spring 405 to make the gravity hammer 402 quickly descend to continuously impact the reaming cone 206, the reaming cone 206 utilizes the stepped bevel edge matched with the reaming base 201 to press six reaming bases 201 to diffuse around, the reaming base 201 cooperates with the reaming baffle 205 to press the peripheral soil, after reaming is finished, the mechanical hand 505 on the retraction device 5 is used for fixedly grabbing the reaming base 201, and the first hydraulic column 501 and the second hydraulic column 503 are used for drawing the reaming device 2 out of the hole.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a reaming device is used in soft soil foundation construction which characterized in that: including bottom plate (1), reaming device (2), quick-acting crank device (3), percussion device (4), winding and unwinding devices (5), auxiliary device (6), mobile device (7) and fixing device (8), place hole (101) have been seted up on bottom plate (1), reaming device (2) pass and place hole (101) and link up with winding and unwinding devices (5) of fixed connection on bottom plate (1), the adjacent winding and unwinding devices (5) fixed connection of quick-acting crank device (3) is on bottom plate (1), percussion device (4) are placed in the below of quick-acting crank device (3) to be connected with quick-acting crank device (3), auxiliary device (6) swing joint is in the bottom of reaming device (2), mobile device (7) fixed connection is in the bottom of bottom plate (1), reaming device (2) are including reaming seat (201), The reaming sliding groove (202), a first reaming sliding block (203), a second reaming sliding block (204), a reaming baffle (205) and a reaming cone (206), wherein the reaming base (201) is fan-shaped, the number of the reaming base (201) is six, the six reaming bases (201) form a cylinder, the reaming sliding groove (202) is formed in the reaming base (201), the first reaming sliding block (203) and the second reaming sliding block (204) are movably connected in the reaming sliding groove (202), the reaming baffle (205) is movably connected to the outer side of the reaming base (201), the reaming baffle (205) is spirally connected with the first reaming sliding block (203) and the second reaming sliding block (204) through bolts, and the retraction device (5) comprises a first hydraulic column (501), a cross rod (502), a second hydraulic column (503), a clamping disc (504), a mechanical clamping hand (505) and a gripping groove (506), the hole expanding device is characterized in that a first hydraulic column (501) is fixedly connected to the bottom plate (1), two first hydraulic columns (501) are arranged on the first hydraulic column (501), the two first hydraulic columns (501) are symmetrically distributed on two sides of the placing hole (101), two ends of the cross rod (502) are fixedly connected to output ends of the two first hydraulic columns (501) respectively, one end, far away from the output ends, of the second hydraulic column (503) is fixedly connected to the surface of the bottom of the cross rod (502), an output end of the second hydraulic column (503) is fixedly connected with a gripper disc (504), a mechanical gripper (505) is movably connected to the gripper disc (504), a gripper groove (506) is formed in the surface of the top of the hole expanding seat (201), the hole expanding device (2) is fixed by matching with the mechanical gripper (505), and after the hole expanding device (2) is fixed by the mechanical gripper (505), the hole expanding device (2) is placed into a hole to be expanded by matching of the two first hydraulic columns (501) and the second hydraulic columns (503), or take out reaming device (2) from the hole that expands, auxiliary device (6) are including auxiliary base (601), supplementary spout (602) and supplementary slider (603), auxiliary base (601) swing joint is in reaming seat (201) bottom, auxiliary base (601) are conical, auxiliary base (601) surface has been seted up supplementary spout (602), supplementary spout (602) surface sliding connection is in supplementary slider (603), supplementary slider (603) fixed connection is in reaming seat (201) bottom, the echelonment sloping groove has been seted up on reaming seat (201), and the height and the inclination of hypotenuse all keep the unanimity, set up the echelonment sloping piece of laminating mutually with reaming seat (201) on reaming awl (206).
2. A reaming device for soft soil foundation construction according to claim 1, characterized in that: the quick-acting crank device (3) comprises a supporting plate (301), a motor (302), a rotating base (303), a driving connecting rod (304), a driven connecting rod (305), a connecting rod (306) and a connecting rod transmission handle (307), wherein the supporting plate (301) is fixedly connected to the surface of the base plate (1), the motor (302) is fixedly connected to the surface of one side of the supporting plate (301), the rotating base (303) is fixedly connected to the surface of the other side, close to the motor (302), of the supporting plate (301) and the rotating base (303), through holes are formed in the supporting plate (301) and the rotating base (303), the driving connecting rod (304) is fixedly connected to the output end of the motor (302) through the through holes, one end of the driven connecting rod (305) is sleeved between the rotating base (303) and the driving connecting rod (304), and the other end of the driven connecting rod (305) is fixedly connected with the connecting rod (306), one end of the connecting rod (306) far away from the driven connecting rod (305) is connected with a connecting rod transmission handle (307).
3. A reaming device for soft soil foundation construction according to claim 2, characterized in that: the impact device (4) comprises a gravity rod (401), a gravity hammer (402), a spring frame (403), a spring baffle (404) and a power spring (405), the top end of the gravity rod (401) is connected to a connecting rod transmission handle (307), the bottom end of the gravity rod (401) penetrates through a hole formed in the bottom plate (1) and is fixedly connected with the gravity hammer (402), the center of the spring frame (403) is sleeved on the gravity rod (401), the spring frame (403) is fixedly connected to the bottom plate (1), the spring baffle (404) is movably connected in the spring frame (403), the spring baffle (404) is fixedly connected with the gravity rod (401), one end of the power spring (405) is fixedly connected to the spring baffle (404), and the other end of the power spring (405) is fixedly connected to the inner side surface of the top plate of the spring frame (403).
4. A reaming device for soft soil foundation construction according to claim 1, characterized in that: the hole enlarging seat is characterized in that a hole enlarging sliding block (203) and a hole enlarging sliding block (204) are movably connected in the hole enlarging seat (201), the inner side of one end of the hole enlarging baffle (205) is fixedly connected with the hole enlarging sliding block (203) through a bolt, and the inner side of the other end of the hole enlarging baffle (205) is fixedly connected with the hole enlarging sliding block (204) in the other hole enlarging seat (201) through a bolt.
5. A reaming device for soft soil foundation construction according to claim 1, characterized in that: the moving device (7) comprises a moving frame (701) and moving wheels (702), the moving frame (701) is fixedly connected to the bottom of the bottom plate (1), and four moving wheels (702) are fixedly connected to four corners of the moving frame (701).
6. A reaming device for soft soil foundation construction according to claim 5, characterized in that: fixing device (8) comprise No. three hydraulic pressure post (801), fixed plate (802) and mounting (803), the one end that the output was kept away from to No. three hydraulic pressure post (801) links up on the surface of bottom plate (1), the output fixed connection of No. three hydraulic pressure post (801) is on the surface of fixed plate (802), fixed plate (802) fixed surface is connected with a plurality of mounting (803), two fixing device (8) symmetric distribution is in the bottom plate both sides.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010836627.6A CN112031648B (en) | 2020-08-19 | 2020-08-19 | Reaming device for soft soil foundation construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010836627.6A CN112031648B (en) | 2020-08-19 | 2020-08-19 | Reaming device for soft soil foundation construction |
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| CN112031648A CN112031648A (en) | 2020-12-04 |
| CN112031648B true CN112031648B (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010836627.6A Active CN112031648B (en) | 2020-08-19 | 2020-08-19 | Reaming device for soft soil foundation construction |
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| CN112942298B (en) * | 2021-02-02 | 2022-07-29 | 阳江市源丰建设工程有限公司 | Consolidation method of silt soft foundation |
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| US20030019665A1 (en) * | 2001-07-26 | 2003-01-30 | Horton Gary B. | Reamer tool |
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| CN2718062Y (en) * | 2004-06-17 | 2005-08-17 | 安长海 | Hammer blowing well, drilling, pilling and reaming machine |
| KR100998072B1 (en) * | 2010-04-23 | 2010-12-03 | (주)세종이엔씨 | Expanded ground pressure type anchor structure |
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| CN112031648A (en) | 2020-12-04 |
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