CN210507399U - Small-sized rammed and expanded lime-soil compacted pile complete equipment - Google Patents
Small-sized rammed and expanded lime-soil compacted pile complete equipment Download PDFInfo
- Publication number
- CN210507399U CN210507399U CN201921373337.1U CN201921373337U CN210507399U CN 210507399 U CN210507399 U CN 210507399U CN 201921373337 U CN201921373337 U CN 201921373337U CN 210507399 U CN210507399 U CN 210507399U
- Authority
- CN
- China
- Prior art keywords
- hammering
- rod
- conical head
- lime
- ramming
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
A small-sized ramming-expanding lime-soil compaction pile complete equipment relates to the technical field of foundation stabilization construction, and comprises a sleeve pipe assembly, a ramming-expanding hammering assembly and a ramming-expanding conical head assembly; the sleeve pipe component can effectively prevent the hole wall from collapsing and reducing the diameter, the tamping and expanding conical head component has the functions of filling and tamping, and the tamping and expanding hammering component effectively tamps the lime soil to form the lime soil compaction pile; meanwhile, the utility model can complete the construction of the lime-soil compaction piles with different diameters by changing the size of the hammering conical head component according to the engineering requirement; the utility model discloses a again, convenient operation, the construction speed is fast, the effectual engineering time that has saved has good economic benefits and practicality.
Description
Technical Field
The utility model relates to a foundation stabilization construction technical field, concretely relates to small-size ramming expands lime-soil compaction stake complete sets.
Background
The existing lime soil compaction pile construction equipment is mostly large-scale construction mechanical equipment, is suitable for reinforcing open ground foundations when various infrastructure is newly built, and is used when the foundations of an existing building or a highway foundation sink due to collapsible loess, plain filling soil, miscellaneous filling soil and the like or the highway foundation operating sinks. However, large construction ramming machines cannot meet the requirement of construction in building rooms or on crowded roads, and at the moment, a portable and small lime-soil compaction pile complete set equipment is needed to complete construction in building rooms or on crowded roads.
SUMMERY OF THE UTILITY MODEL
According to the above, aiming at the limitation of the existing large-scale lime soil compaction pile construction equipment, the utility model provides a small-scale ramming and expanding lime soil compaction pile complete equipment, which has the advantages of less interference to the surrounding environment in the whole construction process, simple structure and convenient assembly, and can effectively treat soft soil foundation when the indoor space is limited and is not suitable for large-scale machinery to enter, and is suitable for the reinforcement construction of soft soil foundations such as various collapsible loess, plain filling soil, miscellaneous filling soil and the like; meanwhile, the utility model can complete the construction of the lime-soil compaction piles with different diameters by changing the size of the hammering conical head component according to the engineering requirement; the utility model discloses a again, convenient operation, the construction speed is fast, the effectual engineering time that has saved has good economic benefits and practicality.
The technical scheme is as follows: comprises a casing pipe component, a ramming and expanding hammering component and a ramming and expanding conical head component; the hole-wall-collapsing-preventing tamping machine comprises a sleeve assembly for preventing hole wall from collapsing and reducing diameter, a tamping-expanding hammering assembly for providing tamping power and a tamping-expanding conical head assembly for filling and tamping;
the ramming and expanding hammering component comprises a hammering rod unit and a hammering unit, the hammering rod unit is sleeved in the sleeve component and extends to the bottom of the sleeve component, the bottom end of the hammering unit is detachably connected with the top end of the hammering rod unit, the bottom end of the hammering rod unit is detachably connected with the ramming and expanding conical head component, the hammering rod unit and the ramming and expanding conical head component can move up and down in the sleeve component, the hammering unit comprises a hammer block guide rod, a hammer block is sleeved on the hammer block guide rod and can freely fall along the hammer block guide rod, a hammer block impact base is arranged close to the bottom end of the hammer block guide rod and used for bearing impact force released when the hammer block freely falls, and the hammer block impact base transmits the impact force to the hammering rod unit;
the ramming and expanding conical head assembly comprises a hammering baffle plate, when the ramming and expanding conical head assembly moves upwards, the hammering baffle plate is in a naturally folded state, and when the ramming and expanding conical head assembly is in contact with the dust, the hammering baffle plate is naturally opened by 180 degrees.
Preferably, the sleeve assembly is formed by connecting a plurality of sleeves, the outer diameter of each sleeve is 3-5 cm smaller than the diameter of a drilled hole, and the length of each sleeve is 1 m.
Preferably, the hammering unit further comprises a hammer block limiting cap arranged at the top end of the hammer block guide rod, and the hammer block moves between the hammer block limiting cap and the hammer block impact base in a free-falling body motion mode.
Preferably, hammer block handles are symmetrically arranged on the outer sides of the hammer blocks.
Preferably, the hammering rod unit includes many hammering poles, and the top of every hammering pole is equipped with hammering pole outer silk, and the bottom of every hammering pole is equipped with hammering connecting rod inner wire, and many hammering poles match through hammering pole outer silk and hammering connecting rod inner wire and be connected, and every hammering pole length is 1m, and every hammering pole all has the scale mark, and the scale mark interval is 10 cm.
Preferably, the bottom end of the hammer block guide rod is provided with a hammer block base hammering groove, the hammer block base hammering groove is connected with the top of the hammering cap in a matched and clamped mode, and the bottom of the hammering cap is connected with the outer screw of the hammering rod at the top of the hammering rod unit through a screw.
Preferably, a hammering rod guide cap is mounted on the sleeve assembly, a guide hole is formed in the center of the hammering rod guide cap, and the diameter of the guide hole is 5mm larger than that of the hammering rod.
Preferably, the ramming and expanding conical head assembly further comprises a conical head assembly connecting screw and a conical head, the top of the conical head assembly connecting screw is matched and connected with the inner screw of the connecting rod at the bottom of the hammering rod unit, and the conical head is matched and connected with the bottom of the conical head assembly connecting screw through the conical head connecting screw at the top end of the conical head assembly connecting screw.
Preferably, the hammering baffle comprises two annular hammering baffles, and two annular hammering baffles are connected in the bottom of conical head subassembly connecting screw through the round pin axle respectively.
Preferably, the outer side wall of the conical head assembly connecting screw is provided with a hammering baffle plate limiting stopper used for limiting the opening angle of the hammering baffle plate, and the hammering baffle plate limiting stopper is conical.
The utility model provides a small-size ramming expands lime-soil compaction stake complete sets compares beneficial effect with prior art and is:
1. the utility model discloses it is less to the ambient environment interference in whole work progress, and simple structure, equipment are convenient, when the interior space is limited, unsuitable large-scale machinery gets into, use the utility model discloses ramming and expanding lime soil compaction stake complete sets can effectual processing weak soil foundation, the utility model is suitable for an existing building is because the indoor foundation of building and the terrace subsidence that collapsible loess, plain fill and miscellaneous fill foundation caused, is applicable to the highway that is operating because the subgrade subsidence that foundations such as collapsible loess, plain fill and miscellaneous fill caused subsides, is applicable to the small-size pile foundation construction of lime soil, rubble, sand, coal ash stake that the immersed tube method used;
2. the utility model can complete the construction of lime-soil compaction piles with different diameters by changing the size of the hammering conical head component according to the engineering requirements, and the hammer blocks with different weights can be replaced according to the engineering requirements;
3. the utility model discloses simple structure, work progress easy operation, convenience of customers normal operation fills out the ash, tamps and expands, promotes and integrative, can effectual reduction engineering time, has certain economic benefits.
Drawings
Fig. 1 is the internal structure schematic diagram of the middle sleeve component of the present invention.
Fig. 2 is a schematic structural view of the middle hammering unit of the present invention.
Fig. 3 is a schematic view of the split of the middle rammer expanding cone head component of the present invention.
Fig. 4 is a top view of fig. 2 after detachment.
Fig. 5 is a bottom view of fig. 2, disassembled.
Fig. 6 is a schematic structural view of the middle hammering rod guiding cap of the present invention.
In the figure: 1-sleeve, 2-ramming and expanding cone head component, 2.1-cone head component connecting screw, 2.2-cone head connecting screw, 2.3-ramming baffle limiter, 2.4-ramming baffle, 2.5-pin shaft, 2.6-cone head, 3-ramming and expanding hammering component, 3.1-hammer block limiting cap, 3.2-hammer block guide rod, 3.3-hammer block, 3.4-hammer block handle, 3.5-hammer block impact base, 3.6-hammer block base hammering groove, 3.7-hammering cap, 3.8-hammering rod, 3.9-hammering rod external wire, 3.10-connecting rod internal wire and 3.11-hammering rod guide cap.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and only for convenience of description of the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood 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 throughout the present disclosure, it being understood that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and can be, for example, 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.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
The first embodiment is a small-sized ramming and expanding lime-soil compaction pile complete equipment, which comprises a sleeve assembly, a ramming and expanding hammering assembly 3 and a ramming and expanding conical head assembly 2; the thimble assembly can effectually prevent that the pore wall from collapsing, undergauge, tamps and expands the conical head subassembly and has the function of packing, tamping, tamps and expands the effectual lime soil of hammering subassembly and tamps, forms lime soil compaction stake.
Ramming and expanding hammering subassembly 3 includes hammering pole unit and hammering unit, as shown in fig. 1, the cup joint of hammering pole unit is in the thimble assembly and extend to the bottom of thimble assembly, and hammering unit bottom can be dismantled with hammering pole unit top and be connected, and hammering pole unit bottom is connected with ramming and expanding cone head subassembly 2 detachable, and hammering pole unit and ramming and expanding cone head subassembly 2 can reciprocate in the thimble assembly.
As shown in fig. 2, the hammering unit includes a hammer block guide rod 3.2, a hammer block 3.3 is sleeved on the hammer block guide rod 3.2, the hammer block 3.3 can freely fall along the hammer block guide rod 3.2, a hammer block impact base 3.5 is arranged at the bottom end of the hammer block guide rod 3.2, the hammer block impact base 3.5 is used for bearing the impact force released when the hammer block 3.3 freely falls, and the hammer block impact base 3.5 transmits the impact force to the hammer block unit. Wherein, the hammer block guide rod 3.2 and the hammer block impact base 3.5 are arranged integrally.
The hammer block guide rod 3.2 is arranged, the hammer block guide rod 3.2 has a guide effect on the hammer block 3.3 and limits the rising height of the hammer block 3.3, when the hammer block 3.3 rises to a certain height, the hammer block 3.3 is released, and the hammer block guide rod 3.2 guides the hammer block 3.3 to move freely.
The hammer block 3.3 has a hammering effect, and the hammer blocks with different weights can be replaced according to engineering requirements.
As shown in fig. 3-5, the ramming and expanding cone head assembly 2 comprises a hammering baffle plate 2.4, when the ramming and expanding cone head assembly 2 moves upwards, the hammering baffle plate 2.4 is in a naturally folded state, and when the ramming and expanding cone head assembly 2 is in contact with the dust, the hammering baffle plate 2.4 is naturally opened under the action of the resistance of the dust and is naturally opened for 180 degrees.
The sleeve pipe assembly is formed by connecting a plurality of sleeve pipes 1, the outer diameter of each sleeve pipe 1 is smaller than the diameter of a drilled hole by 3-5 cm, and the length of each sleeve pipe 1 is 1 m. The wall thickness of the casing 1 is 5mm, the outer diameter of the casing 1 is selected according to the diameter of a formed hole, and the casing 1 is placed into the hole to prevent the hole wall from collapsing and reducing during drilling.
In the second embodiment, on the basis of the above embodiment, the hammering unit further includes a hammer block limiting cap 3.1 disposed at the top end of the hammer block guide rod 3.2, wherein the hammer block limiting cap 3.1 is connected with the hammer block guide rod 3.2 through a screw.
Set up the spacing cap 3.1 of hammer block, prevent that hammer block 3.3 from droing, ensure the safe handling of equipment.
Wherein, the outside symmetry of hammer block 3.3 is equipped with hammer block handle 3.4, and hammer block handle 3.4 welds in the outside of hammer block 3.3, and two hammer block handles 3.4 use the central line of hammer block 3.3 as symmetry axisymmetric setting promptly. The hammer block handle 3.4 is arranged, so that the hammer block 3.3 can be conveniently lifted to a certain height.
Wherein, the hammering pole unit includes many hammering pole 3.8, and every hammering pole 3.8's top is equipped with hammering pole outer silk 3.9, and every hammering pole 3.8's bottom is equipped with hammer connecting rod inner wire 3.10, and many hammering pole 3.8 cooperate with hammer connecting rod inner wire 3.10 through hammering pole outer silk 3.9 to be connected, satisfy the needs of the different degree of depth. Each hammering rod 3.8 length is 1m, and each hammering rod 3.8 all has the scale mark, and the scale mark interval is 10cm, equally divide into 10 parts each hammering rod, conveniently record lime-soil pile length.
Wherein, hammer block base hammering groove 3.6 has been seted up to hammer block guide bar 3.2 bottom, and hammer block base hammering groove 3.6 is connected with the top cooperation joint of hammering cap 3.7. The bottom of the hammering cap 3.7 is provided with an inner wire, and the bottom of the hammering cap 3.7 is connected with the outer wire 3.9 of the hammering rod at the top of the hammering rod unit through a screw.
As shown in fig. 6, the casing assembly is provided with a hammering rod guide cap 3.11, the hammering rod guide cap 3.11 is directly clamped and installed at the upper end of the topmost casing 1, so that the installation is more convenient, a guide hole is arranged at the center of the hammering rod guide cap 3.11, and the diameter of the guide hole is 5mm larger than that of the hammering rod 3.8. The guide hole is arranged to prevent the hammering rod unit from inclining in the process of hammering the soil pile.
On the basis of the third embodiment, the ramming and expanding conical head assembly 2 further comprises a conical head assembly connecting screw 2.1 and a conical head 2.6, the top of the conical head assembly connecting screw 2.1 is connected with a connecting rod inner wire 3.10 at the bottom of the hammering rod unit in a screw matching mode, the conical head 2.6 is provided with an inner wire at the bottom of the conical head assembly connecting screw 2.1 through the conical head connecting screw 2.2 at the top end of the conical head assembly connecting screw, and the bottom of the conical head assembly connecting screw 2.1 is connected in a screw matching mode. When the conical head 2.6 is damaged in the hammering process, the conical head 2.6 is convenient to replace.
Wherein, conical head 2.6 can restrict and adjust hammering baffle 2.4 and fold the angle, through exposing the adjustable hammering baffle 2.4 of length with conical head 2.6 screw and fold the angle.
Hammering baffle 2.4 comprises two annular hammering baffles, and two annular hammering baffles are connected in conical head subassembly connecting screw 2.1's bottom through round pin axle 2.5 respectively. The thickness of the hammering block 2.4 is the same as the diameter of the pin 2.5 (about 1 cm).
When ramming and expanding conical head subassembly 2 and promoted, two annular hammering baffles of hammering baffle 2.4 fold naturally, and two annular hammering baffles open naturally under the effect of dirt resistance when ramming and expanding conical head subassembly 2 and the contact of dirt, and the angle of opening to the greatest extent is 180 degrees.
Conical head subassembly connecting screw 2.1 lateral wall is equipped with hammering baffle stopper 2.3 that is used for restricting hammering baffle 2.4 and opens the angle, hammering baffle stopper 2.3 welds on restricting hammering baffle 2.4, hammering baffle 2.4 maximum outer diameter is than the little 5mm of the diameter of sleeve pipe 1, the diameter is 10mm less than hammering baffle stopper 2.3's diameter, hammering baffle stopper 2.3 becomes conical, hammering baffle stopper 2.3 mainly limits hammering baffle 2.4 and opens the angle.
The working principle is as follows:
(1) installing the casing 1 in the completed borehole;
(2) connecting the ramming and expanding cone head assembly 2 with a plurality of hammering rods 3.8, and then putting the ramming and expanding cone head assembly into the sleeve 1 to the bottom of a drilled hole;
(3) adding soil ash into the casing 1 by about 30cm, and then lifting the hammering rod 3.8 by 40cm to enable the soil ash to fall into the bottom of the drilled hole;
(4) installing a hammering rod guide cap 3.11 on the top of the sleeve 1, connecting a hammering cap 3.7 to a hammering rod 3.8 through a screw, and installing a hammering unit on the hammering cap 3.7;
(5) the hammer block 3.3 is lifted by a hammer block handle 3.4, the lime soil is hammered into a soft soil foundation, when the hammering times reach a preset value (the hammering times are adjusted according to geological conditions), the hammering is stopped, and the hammering unit is lifted down from the hammering rod 3.8 and placed on the ground;
(6) and adding soil ash into the sleeve 1 by about 30cm, lifting the hammering rod 3.8 upwards by more than 40cm, mounting the hammering unit on the hammering rod 3.8, continuously hammering, and repeatedly operating to form a soil ash compaction pile with a certain diameter.
The utility model has the advantages of less interference to the surrounding environment in the whole construction process, simple structure and convenient assembly, and when the indoor space is limited and is not suitable for large-scale machinery to enter, the soft soil foundation can be effectively treated by using the complete equipment for ramming and expanding the lime soil compaction pile, and the equipment is suitable for the reinforcement construction of the soft soil foundations such as various collapsible loess, plain filling and miscellaneous filling; meanwhile, the utility model can complete the construction of the lime-soil compaction piles with different diameters by changing the size of the hammering conical head component according to the engineering requirement; the utility model discloses a again, convenient operation, the construction speed is fast, the effectual engineering time that has saved has good economic benefits and practicality.
The above examples are merely illustrative for clarity and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. The changes and modifications introduced from this are still within the scope of protection of the invention.
Claims (10)
1. The small-sized rammed-expansion lime-soil compacted pile complete equipment is characterized by comprising a sleeve assembly for preventing the wall of a hole from collapsing and reducing the diameter, a ramming-expansion hammering assembly (3) for providing ramming power and a ramming-expansion cone head assembly (2) for filling and ramming;
the ramming and expanding hammer assembly (3) comprises a hammer rod unit and a hammer unit, the hammer rod unit is sleeved in the sleeve assembly and extends to the bottom of the sleeve assembly, the bottom end of the hammering unit is detachably connected with the top end of the hammering rod unit, the bottom end of the hammering rod unit is detachably connected with the ramming expanding cone head component (2), the hammering rod unit and the ramming expanding cone head assembly (2) can move up and down in the sleeve assembly, the hammering unit comprises a hammer block guide rod (3.2), the hammer block guide rod (3.2) is sleeved with a hammer block (3.3), and the hammer block (3.3) can do free-falling body motion along the hammer block guide rod (3.2), a hammer block impact base (3.5) is arranged at the bottom end of the hammer block guide rod (3.2), the hammer block impact base (3.5) is used for bearing the impact force released when the hammer block (3.3) makes free-falling body movement;
ramming and expanding conical head subassembly (2) and including hammering baffle (2.4) when ramming and expanding conical head subassembly (2) and moving up, hammering baffle (2.4) are the state of folding naturally ramming and expanding conical head subassembly (2) and when the lime-soil contact, open naturally under the effect of lime-soil resistance hammering baffle (2.4) are opened naturally and are 180 degrees.
2. The small-sized rammed and expanded lime-soil compacted pile complete set equipment according to claim 1, wherein the sleeve assembly is formed by connecting a plurality of sleeves (1), the outer diameter of each sleeve (1) is 3-5 cm smaller than the diameter of a drilled hole, and the length of each sleeve (1) is 1 m.
3. The compact rammed lime soil compaction pile plant according to claim 1, wherein the hammering unit further comprises a ram limiting cap (3.1) disposed at the top end of the ram guide rod (3.2), and the ram (3.3) moves in a free-fall motion between the ram limiting cap (3.1) and the ram impact base (3.5).
4. The small-sized rammed and expanded lime-soil compacted pile complete set equipment according to claim 3, wherein hammer block handles (3.4) are symmetrically arranged on the outer sides of the hammer blocks (3.3).
5. The small-sized rammed and expanded lime-soil compaction pile complete equipment according to claim 4, wherein the hammering rod unit comprises a plurality of hammering rods (3.8), the top of each hammering rod (3.8) is provided with a hammering rod outer wire (3.9), the bottom of each hammering rod (3.8) is provided with a hammering rod inner wire (3.10), the plurality of hammering rods (3.8) are in fit connection with the hammering rod inner wire (3.10) through the hammering rod outer wires (3.9), each hammering rod (3.8) is 1m in length, each hammering rod (3.8) is provided with scale marks, and the scale marks are spaced at intervals of 10 cm.
6. The small-sized rammed and expanded lime-soil compacted pile complete equipment according to claim 5, wherein the bottom end of the hammer block guide rod (3.2) is provided with a hammer block base hammering groove (3.6), the hammer block base hammering groove (3.6) is matched and clamped with the top of a hammering cap (3.7), and the bottom of the hammering cap (3.7) is connected with the outer screw (3.9) of the hammering rod at the top of the hammering rod unit through a screw.
7. The small-sized rammed and expanded lime-soil compaction pile set equipment according to claim 6, wherein a hammering rod guide cap (3.11) is installed at the top end of the sleeve assembly, a guide hole is formed in the center of the hammering rod guide cap (3.11), and the diameter of the guide hole is 5mm larger than that of the hammering rod (3.8).
8. The small-sized rammed and expanded lime-soil compacted pile complete set equipment according to claim 7, wherein the rammed and expanded conical head assembly (2) further comprises a conical head assembly connecting screw (2.1) and a conical head (2.6), the top of the conical head assembly connecting screw (2.1) is in matched connection with the connecting rod internal thread (3.10) at the bottom of the hammering rod unit, and the conical head (2.6) is in matched connection with the bottom of the conical head assembly connecting screw (2.1) through a conical head connecting screw (2.2) at the top end of the conical head assembly connecting screw.
9. The small-scale rammed and expanded lime-soil compacted pile complete set equipment as claimed in claim 8, wherein said hammering baffle plate (2.4) is composed of two annular hammering baffle plates which are respectively connected to the bottom of said conical head assembly connecting screw (2.1) through pin shafts (2.5).
10. The compact rammed and expanded lime soil compaction pile set according to claim 9, wherein the outer side wall of the conical head assembly connecting screw (2.1) is provided with a hammering baffle plate stopper (2.3) for limiting the opening angle of the hammering baffle plate (2.4), and the hammering baffle plate stopper (2.3) is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921373337.1U CN210507399U (en) | 2019-08-22 | 2019-08-22 | Small-sized rammed and expanded lime-soil compacted pile complete equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921373337.1U CN210507399U (en) | 2019-08-22 | 2019-08-22 | Small-sized rammed and expanded lime-soil compacted pile complete equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210507399U true CN210507399U (en) | 2020-05-12 |
Family
ID=70591211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921373337.1U Active CN210507399U (en) | 2019-08-22 | 2019-08-22 | Small-sized rammed and expanded lime-soil compacted pile complete equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210507399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609667A (en) * | 2020-12-22 | 2021-04-06 | 中铁三局集团有限公司 | Construction method for reinforcing earthwork compaction degree of lime-sand pile in small-span cross beam |
| CN113174951A (en) * | 2021-04-30 | 2021-07-27 | 福建永宏建设工程有限公司 | Construction device and method for reinforcing soft soil roadbed by self-expansion compaction pile with high bearing capacity |
-
2019
- 2019-08-22 CN CN201921373337.1U patent/CN210507399U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609667A (en) * | 2020-12-22 | 2021-04-06 | 中铁三局集团有限公司 | Construction method for reinforcing earthwork compaction degree of lime-sand pile in small-span cross beam |
| CN113174951A (en) * | 2021-04-30 | 2021-07-27 | 福建永宏建设工程有限公司 | Construction device and method for reinforcing soft soil roadbed by self-expansion compaction pile with high bearing capacity |
| CN113174951B (en) * | 2021-04-30 | 2022-06-14 | 福建永宏建设工程有限公司 | Construction device and method for reinforcing soft soil roadbed by self-expansion compaction pile with high bearing capacity |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210507399U (en) | Small-sized rammed and expanded lime-soil compacted pile complete equipment | |
| US4230425A (en) | Method and installation for producing cast-in-situ piles | |
| CN107268604A (en) | The construction system and construction method of a kind of hollow preformed pile | |
| CN107938666B (en) | Pile end inner hammering pile sinking with pile shoe and synchronous end grouting structure and process | |
| CN103628463A (en) | Construction method for ultra-deep vibroflotation gravel pile of complicated stratum | |
| CN106320318B (en) | waist discharging vibroflotation equipment and pile making method thereof | |
| US20160177528A1 (en) | Method and Apparatus for Ground Improvement Using Compacted Aggregate Columns | |
| CN106013096B (en) | A kind of construction foundation working method | |
| CN206090541U (en) | Impact holing's construction equipment | |
| CN112921947A (en) | Foundation construction method in house building construction | |
| KR101057893B1 (en) | Stomp apparatus of bottom of hole with pile | |
| US3851484A (en) | Apparatus for installing concrete piles | |
| KR101000866B1 (en) | Vibro hammber | |
| CN207277312U (en) | A kind of compacting pile construction device | |
| CN106120790A (en) | The special equipment of the compacted guncreting pile of high frequency and method | |
| CN207047834U (en) | A kind of construction system of hollow preformed pile | |
| CN102505691A (en) | Prefabricating pipe pile construction method | |
| CN106087958B (en) | The method of basement process device and basement process | |
| CN112030961B (en) | Vibration pipe following construction process for long spiral cast-in-place pile | |
| CN110206012B (en) | Connectable spiral plate deep dynamic compaction device and construction method | |
| CN108005079B (en) | Implanted precast pile grouting device and implanted grouting process | |
| CN102758434A (en) | Pile-sinking device for centrally driving prestressed centrifugal pipe pile (square pile) and novel pile-sinking method thereof | |
| CN113152420B (en) | Pile construction method for collapsible foundation by adopting SDDC | |
| CN110670576A (en) | Building foundation reinforcing device and method | |
| CN215169740U (en) | Large-diameter vertical well prospecting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |