CN115142397A - Foundation vibration-compaction device for aeolian sand stratum - Google Patents
Foundation vibration-compaction device for aeolian sand stratum Download PDFInfo
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- CN115142397A CN115142397A CN202210722784.3A CN202210722784A CN115142397A CN 115142397 A CN115142397 A CN 115142397A CN 202210722784 A CN202210722784 A CN 202210722784A CN 115142397 A CN115142397 A CN 115142397A
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- 239000004576 sand Substances 0.000 title claims abstract description 95
- 238000005056 compaction Methods 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 16
- 230000033001 locomotion Effects 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 2
- 239000000725 suspension Substances 0.000 abstract description 5
- 239000002245 particle Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 15
- 238000005755 formation reaction Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000010079 rubber tapping Methods 0.000 description 7
- 230000035515 penetration Effects 0.000 description 6
- 239000012466 permeate Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000011550 stock solution Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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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
- E02D3/046—Improving by compacting by tamping or vibrating, e.g. with auxiliary watering of the soil
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to a foundation vibration-compaction device for a wind-blown sand stratum, which comprises: a vehicle body; the vibrating and tamping mechanism comprises a vibrating and tamping assembly arranged at the front part of a vehicle body, wherein the vibrating and tamping assembly comprises a plurality of vibrating rods which are arranged in an array manner, the vibrating rods are vertically and movably connected to the vehicle body through a transmission assembly, each vibrating rod comprises a conical shell and a first vibrating rod fixed in the conical shell, a plurality of permeation grooves are formed in the outer wall of the conical shell, and a water outlet hole is formed in the top of the conical shell; locate the tamping subassembly at this automobile body rear portion, this tamping subassembly includes through the vertical swing joint of drive assembly in the last slapping board of this automobile body and the conical rod of array fixation in this last slapping board bottom surface, and the diameter of this conical rod is less than the diameter of this vibrating rod, and a plurality of liquid holes of analysing are seted up to the array on this last slapping board, set up the trough of wearing with this liquid hole intercommunication of analysing on this conical rod. The invention avoids the suspension liquefaction phenomenon of the middle layer of sand grains and solves the technical problem of long compaction processing time of the sand stratum in the prior art.
Description
Technical Field
The invention relates to the field of foundation construction, in particular to a foundation vibration compaction device for a wind-blown sand stratum.
Background
The aeolian sand is a sand layer which is blown by wind and is deposited, the aeolian sand is mostly seen in deserts and gobi, the content of powder sticky particles of the aeolian sand is very low, the surface activity is very low, the aeolian sand is loose and non-cohesive, the aeolian sand has obvious non-plasticity, the particles belong to fine sand, and the sand particle composition is natural poor gradation. For the aeolian sand with extremely poor gradation and no cohesiveness, the forming is difficult, the shearing resistance after the forming is also poor, the key link of the aeolian sand construction is the water sprinkling problem, and the improper water sprinkling method has great influence on the construction quality of the aeolian sand. The problem of insufficient compaction degree of aeolian sand caused by uneven and incomplete sprinkling often occurs in construction.
The sand grain surface almost has no physical adsorption to water, and the sand grain loses its structurality and bearing capacity very soon after meeting water, the water stability is poor, need timely when the successive layer is laid, during the foundation vibration construction in windy sand stratum, because frequently watering and sand grain water absorption effect are poor, lower floor sand grain in the moisture deposition causes, in the short time, the water pressure in hole between the sand grain comes too late to dissipate, make effective stress reduce, when effective stress disappears completely, sand soil grain is local or all in the suspended state, make unable better compaction between the sand grain, and appear buffering when ramming, cause the foundation to shake and densify the process time long.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a foundation vibration compaction device for a wind-blown sand stratum, which solves the technical problem of long vibration compaction processing time of the wind-blown sand stratum in the prior art.
In a first aspect, the invention discloses a foundation vibration compaction device for a wind-blown sand stratum, comprising: a vehicle body; the vibrating and tamping assembly is arranged at the front part of the vehicle body and comprises a plurality of vibrating and tamping rods which are arranged in an array mode, the vibrating and tamping rods are vertically and movably connected to the vehicle body through a transmission assembly, each vibrating and tamping rod comprises a conical shell and a first vibrating rod fixed in the conical shell, a plurality of permeation grooves are formed in the outer wall of the conical shell, and a water outlet hole is formed in the top of the conical shell; locate the tamping subassembly at this automobile body rear portion, this tamping subassembly includes through the vertical swing joint of drive assembly in the last slapping board of this automobile body and the conical rod of array fixation in this last slapping board bottom surface, and the diameter of this conical rod is less than the diameter of this vibrating rod, and a plurality of liquid holes of analysing are seted up to the array on this last slapping board, set up the trough of wearing with this liquid hole intercommunication of analysing on this conical rod.
The foundation vibration compaction device for the aeolian sand stratum is further improved in that the transmission assembly comprises an electric telescopic rod which is vertically and movably connected to the vehicle body and a lifting frame which is fixed at the bottom of the electric telescopic rod, and a plurality of vibration rods are vertically and movably arranged on the lifting frame.
The foundation vibration-compaction device for the aeolian sand stratum is further improved in that the lifting frame is in a cuboid shape, a driving mechanism is movably connected in the lifting frame, the driving mechanism is simultaneously in driving and rotating connection with a plurality of first locking pieces and a second locking piece, the plurality of first locking pieces respectively realize vertical locking and loosening of the vibrating rods through rotation, the second locking piece realizes vertical locking and loosening of the lifting frame through rotation, and the plurality of first locking pieces and the second locking piece are synchronously in a vertical locking state or a loosening state.
The foundation vibration-sealing device for the aeolian sand stratum is further improved in that a rectangular sliding groove is formed in the lifting frame, the driving mechanism comprises a movable strip which is slidably mounted in the rectangular sliding groove, an electric push rod used for controlling the movable strip to slide, a main rack fixed to the side face of the movable strip, a plurality of first gears used for being respectively fixed to the first locking pieces and a second gear used for being fixed to the second locking piece, and the first gears and the second gears are meshed with the main rack.
The foundation vibration compaction device of the aeolian sand stratum is further improved in that the first locking part comprises a sleeve, the side wall of the first end of the sleeve is fixed with the corresponding first gear, the second end of the sleeve downwards penetrates out of the lifting frame, a clamping groove is formed in the side wall of the second end of the sleeve, a clamping rod matched with the clamping groove is arranged on the side wall of the corresponding vibrating rod, a cable rod is fixed to the top of the vibrating rod, the upper portion of the cable rod penetrates out of the corresponding sleeve and the lifting frame, and the upper ends of all the cable rods are jointly fixed to a top plate.
The foundation vibration-compaction device for the aeolian sand stratum is further improved in that the second locking piece comprises a limiting rod, the side wall of the first end of the limiting rod is fixed with the second gear, the second end of the limiting rod penetrates out of the lifting frame upwards, and the side wall of the second end of the limiting rod is provided with a clamping part for clamping the top plate.
The foundation vibration compaction device for the aeolian sand stratum is further improved in that the conical shell comprises a conical first vibration shell and a first end cover arranged at the top of the first vibration shell, the first vibration shell is connected with the first end cover through a spring, and the water outlet is formed between the first vibration shell and the first end cover.
The foundation vibration-compaction device for the aeolian sand stratum is further improved in that the driving assembly comprises a driving motor, two supporting arms, two movable rocking rods and a driving pull rod, wherein the two supporting arms are fixed on the vehicle body and are positioned on two sides of the driving motor, the two movable rocking rods are respectively and rotatably connected to the tops of the supporting arms, the driving pull rod is rotatably connected between the two movable rocking rods and an output wheel of the driving motor, a connecting rod is connected between the movable rocking rods and the upper flapping plate, and the driving assembly converts the rotary motion of the output wheel into the linear motion of the upper connecting rod.
The foundation vibration compaction device for the aeolian sand stratum is further improved in that the compaction component further comprises a lower flapping plate which is overlapped with the upper flapping plate, two vertical plates are respectively fixed on two sides of the lower flapping plate, the upper flapping plate is positioned between the two vertical plates, limiting plates for blocking the upper flapping plate are respectively fixed on the tops of the two vertical plates, the bottom of each limiting plate is higher than the top surface of the upper flapping plate by a certain distance, and a liquid discharge hole for the conical rod to pass through is formed in the lower flapping plate.
The foundation vibration-compaction device for the aeolian sand stratum is further improved in that a cavity is formed in a vehicle body of the vehicle body, a plurality of partition plates are vertically fixed in the water tank at intervals, a liquid storage cavity is formed between every two adjacent partition plates, through grooves communicated with the adjacent liquid storage cavities are formed in the top and the bottom of each partition plate, buffer balls are installed in the liquid storage cavities and connected to the top surface and the bottom surface of the water tank through connecting ropes, and water is filled in the cavity.
Compared with the prior art, the invention has positive and obvious effect. According to the invention, the compaction construction is respectively carried out on the aeolian sand stratum through the compaction component and the tamping component, so that the suspension liquefaction phenomenon of the sand grain middle layer is avoided, and the technical problem of long compaction processing time of the aeolian sand stratum in the prior art is solved. The compaction component vibrates to drive aeolian sand particles in the foundation to vibrate, in the vibration compaction process, redundant water on the periphery of the sand particles permeates outwards from the surface of the compaction component to keep the water content in pores among the sand particles, the compaction component continuously beats the surface of the foundation to eliminate holes formed by vibration, and meanwhile, when the compaction component beats the ground, the redundant water in the compaction component is beaten to permeate outwards, so that the reduction of the compaction effect caused by the flow of water among the sand particles is avoided, the foundation vibration compaction process of an aeolian sand stratum is accelerated, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of the whole structure of the foundation vibration-compaction device for a wind-blown sand formation of the present invention.
FIG. 2 is a front view of the drive assembly and the tamping assembly of the foundation compacting apparatus for aeolian sand formations of the present invention.
FIG. 3 is a schematic structural diagram of a tamping assembly of the foundation compacting device for a wind-blown sand formation according to the present invention.
FIG. 4 is a front view of the compaction assembly of the foundation compaction device for aeolian sand formation of the present invention.
FIG. 5 is a schematic view of the first locking member structure of the foundation vibration-sealing device for a wind-blown sand formation according to the present invention.
FIG. 6 is a schematic structural diagram of a first embodiment of a vibrating rod of the foundation vibrating compaction device for a wind-blown sand formation according to the invention.
FIG. 7 is a schematic structural diagram of a vibrating rod of a foundation vibrating device for a wind-blown sand formation according to a second embodiment of the present invention.
FIG. 8 is a schematic view of the internal structure of the vehicle body of the foundation vibration-compaction device for the aeolian sand formation of the present invention.
In the figure: 1 vehicle body, 101 frame shell, 102 liquid storage cavity, 103 liquid injection pipe, 104 partition board, 105 connecting rope, 106 buffer ball, 2 vibration draw connecting rod, 3 tamping component, 301 lower slapping board, 302 upper slapping board, 303 clamping piece, 304 liquid discharge hole, 305 taper rod, 306 through groove, 307 liquid discharge hole, 4 protective cover, 5 generator, 6 tamping component, 611 second end cover, 612 second vibrating rod, 614 second vibrating shell, 614 fixing ring, 615 clamping rod, 616 penetration groove, 617 water outlet hole, 621 first end cover, 622 first vibrating rod, 623 first vibrating shell, 624 connecting spring, 625 elastic sleeve, 626 rod, 7 first locking piece, 701 sleeve, 702 first gear, 703 lifting frame, 8 lifting frame, 9 electric telescopic rod, 10 spacing rod, 101 second gear, 11 top plate, 12 cable rod, 13 driving motor, 14 movable rocker, 15 guiding sliding sleeve, 16 connecting frame, 17 supporting frame, 18, 19 driving pull rod, roller 20, 21 rectangular sliding rod, 22 supporting arm, 2201 sliding rod, 2203 sliding bar, 2203 main sliding rod, 2203 sliding rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
As shown in fig. 1 and 2, the present invention provides a foundation vibration compaction apparatus for a wind-blown sand formation, comprising: the device comprises a vehicle body 1, wherein support frames 17 are arranged on two sides of the vehicle body 1, rollers 18 are arranged at the bottom of the support frames 17, a generator 5 is arranged at the top of the vehicle body 1, and a protective cover 4 is arranged on the outer side of the generator 5; the vibrating assembly 6 is arranged at the front part of the vehicle body 1, the vibrating assembly 6 comprises a plurality of vibrating rods which are arranged, the vibrating rods are vertically and movably connected to the vehicle body 1 through a transmission assembly, the vibrating rods comprise a conical shell and a first vibrating rod 622 fixed in the conical shell, the outer wall of the conical shell is provided with a plurality of permeation grooves 616, and the top of the conical shell is provided with a water outlet hole 617; the tamping assembly 3 is arranged at the rear part of the vehicle body 1, the tamping assembly 3 comprises an upper flapping plate 302 vertically and movably connected to the vehicle body 1 through a driving assembly, and a tapered rod 305 fixed on the bottom surface of the upper flapping plate 302 in an array manner, the diameter of the tapered rod 305 is smaller than that of the vibrating rod, a plurality of liquid separating holes 307 are arranged on the upper flapping plate 302 in an array manner, and a through groove 306 communicated with the liquid separating holes 307 is arranged on the tapered rod 305. At a foundation operation point reaching a wind-blown sand stratum, the generator 5 is started to generate electric power, the vibrating component 6 is inserted into a middle stratum through the transmission component, then the vibrating component 6 vibrates to drive wind-blown sand particles in the foundation to vibrate, in the vibration compaction process, excessive moisture around the sand particles permeates from the surface of the vibrating component 6 to the outside, the moisture content in pores among the sand particles is kept, the suspension liquefaction phenomenon in the middle layer of the sand particles is effectively avoided, the driving component is utilized to drive the vibrating component 3 to move up and down after the vibration compaction is finished, the surface of the foundation is continuously slapped, holes formed by vibration are eliminated, meanwhile, when the tamping component 3 slaps the ground, the excessive moisture in the tamping component is slapped to the outside, the reduction of the tamping effect caused by the moisture flowing among the sand particles is avoided, and the vibration compaction process of the foundation of the wind-blown sand stratum is accelerated
Preferably, the transmission assembly comprises an electric telescopic rod 9 vertically movably connected to the vehicle body 1 and a lifting frame 8 fixed at the bottom of the electric telescopic rod 9, and the vibrating rods are vertically movably mounted on the lifting frame 8. The electric telescopic rod 9 can drive the lifting frame 8 and the sleeve 701 component 7 to do lifting movement, and then the compaction component 6 is inserted and pulled.
Further, this crane 8 is the cuboid form, swing joint has actuating mechanism 22 in this crane 8, this actuating mechanism 22 drives simultaneously and rotates and is connected with a plurality of first locking pieces 7 and a second locking piece, a plurality of these first locking pieces 7 realize the vertical locking of a plurality of these vibrating rods and loosen through rotating respectively, this second locking piece realizes the vertical locking of this crane 8 and loosens through rotating, and a plurality of these first locking pieces 7 and this second locking piece are vertical locking state or unclamp the state in step. Preferably, a guide slide bar 23 for limiting the lifting direction of the cable bar 12 is fixed on the lifting frame 8, and a through hole for the cable bar 12 to slide through is formed in the slide bar 23.
Furthermore, a rectangular sliding groove 21 is formed in the lifting frame 8, the driving mechanism 22 includes a movable bar 2202 slidably mounted in the rectangular sliding groove 21, an electric push rod 2201 for controlling the movable bar 2202 to slide, a main gear bar 2203 fixed to a side surface of the movable bar 2202, a plurality of first gears 702 for being respectively fixed to the plurality of first locking members 7, and a second gear 101 for being fixed to the second locking member, and the plurality of first gears 702 and the second gear 101 are both meshed with the main gear bar 2203. Preferably, the main rack 2203 is divided into a plurality of sections and fixed on the movable bar 2202, each section of the main rack 2203 is correspondingly meshed with one first gear 702, one section of the main rack 2203 in the middle is meshed with the second gear 101, and the first gear 702 and the second gear 101 are half-side gears, so as to avoid excessive rotation of the gears and further cause dislocation. The electric push rod 2201 is electrically connected with the generator 5, when the electric push rod 2201 is used, the electric push rod 2201 drives the movable bar 2202 to move left and right, and in the moving process, the main rack 2203 and the first gear 702 drive the first locking piece 7 to rotate, and the second gear 101 drives the second locking piece to rotate.
Preferably, the first locking member 7 includes a sleeve 701, a first end side wall of the sleeve 701 is fixed to the corresponding first gear 702, a second end of the sleeve 701 passes through the lifting frame 8 downward, a clamping groove 703 is formed in a second end side wall of the sleeve 701, a clamping rod 615 adapted to the clamping groove 703 is formed in a side wall of the vibrating rod, a cable rod 12 is fixed to the top of the vibrating rod, an upper portion of the cable rod 12 passes through the corresponding sleeve 701 and the lifting frame 8, and upper ends of all the cable rods 12 are fixed to a top plate 11 together. The slot 703 is inverted L-shaped, and has an opening at the lower end for the rod to enter. The cable rod 12 is electrically connected to the generator 5 to provide power to the tamper. During the use, crane 8 pushes the ground foundation soil layer after will vibrating the stick through advancing sleeve 701, electric putter 2201 drives movable strip 2202 and slides, rethread first gear 702 drives and advances sleeve 701 rotation, make kelly 615 and draw-in groove 703 on the vibrating stick break away from, the first locking piece 7 of secondary control rises, then start the construction of vibrating of ground, treat and carry out reverse operation after the ground vibration is accomplished, make sleeve 701 and vibrating the stick close, rethread electric telescopic rod 9 drives whole crane 8 and will vibrate the stick and take out from the ground, easy operation is convenient.
Preferably, the second locking member includes a limiting rod 10, a first end side wall of the limiting rod 10 is fixed to the second gear 101, a second end of the limiting rod 10 upwardly penetrates through the lifting frame 8, and a clamping portion for clamping the top plate 11 is arranged on a second end side wall of the limiting rod 10. When this joint portion was fixed with roof 11, then controlled all relative position between vibrating rod and the crane 8, thereby conveniently promote vibrating rod, the transmission of first locking part 7 drives this gag lever post 10 and rotates and makes this roof 11 break away from this joint portion, then 9 control crane 8 of electric telescopic handle rise, and only vibrate rod top position and crane 9 and have the contact of small area, thereby make vibrating rod and gag lever post 10 and crane 8's area of contact reduce, in order to avoid vibrating rod to damage crane 8 and other structures of automobile body 1 at the strong big vibrating force of the in-process that vibrates.
Preferably, the vibrating rod has two structures, namely: the conical housing comprises a conical first vibrating housing 623 and a first end cap 621 arranged at the top of the first vibrating housing 623, the first vibrating housing 623 and the first end cap 621 are connected by a spring, a water outlet 617 is formed between the first vibrating housing 623 and the first end cap 621, and the water outlet 617 is formed in the area for discharging the excessive water in the first vibrating housing 623. The clamping rods 615 are fixed on two opposite side walls of the first end cover 621, the first vibrating shell 623 is internally provided with the first vibrating rod 622, the first vibrating shell 623 extends deep into the middle of the foundation, the first vibrating rod 622 impacts the inside of the first vibrating shell 623 during working to complete vibration transmission, and meanwhile, the arrangement of the connecting springs enables the bottom swing amplitude of the second vibrating shell 613 to be larger than the upper swing amplitude during vibration, the fan-shaped motion track increases the motion of deep sand grains, and the vibration compaction operation efficiency of the foundation is further improved. Further, this infiltration groove 616 is circular, the interval is fixed with a plurality of extension bars 626 on the perisporium of vibrating rod, just extension bar 626 with the seepage groove one-to-one, extension bar 626's periphery cover is equipped with a plurality of elastic sleeves 625, elastic sleeve 625's external diameter is greater than the internal diameter of circular port, extension bar 626 extends to the inside of circular port, vibrating transmission time delay extension bar 626 is continuous to stretch out and draw back in the circular port, strike sand grain on every side, extend the scope of the processing of vibration density, and simultaneously, ooze unnecessary moisture content in following the circular port clearance, maintain moisture content between sand grain, elastic sleeve 625's setting, kick-back fast during the striking, increase vibration amplitude, and protect first vibrating rod 622 surface, extension device's life.
Example two: the conical shell comprises a conical second vibration shell 613 and a second end cover 611 covering the top of the second vibration shell 613, the water outlet 617 is formed in the second end cover 611, a clamping rod 615 is fixed on the opposite outer side wall of the second end cover 611, the second vibration rod 612 is installed inside the second vibration shell 613, a fixing ring 614 is installed between the second vibration rod 612 and the second vibration shell 613, the fixing ring 614 can fix the relative position of the second vibration rod 612 in the second vibration shell 613 to prevent the second vibration rod 612 from crashing the second vibration shell 613, the outer end of the penetration groove 616 is in a trapezoidal shape, the inner end of the penetration groove 616 is in a strip-shaped structure, after the second vibration shell 613 penetrates into the foundation, when vibration is transmitted to the middle of sand in a wind-blown sand stratum, excessive water moves from the penetration groove 616 to the inside of the second vibration shell 613 to maintain the water content in the sand gaps, secondly, the penetration groove 616 is narrow and wide, and a step is arranged in the middle of the penetration groove, so that sand is effectively filtered, sand is prevented from entering the second vibration shell to maintain the inside of the second vibration shell 613, and the moisture in the foundation, the process of the foundation is accelerated and the process of the vibration is balanced.
Preferably, the driving assembly includes a driving motor 13, two supporting arms 20 fixed to the vehicle body 1 and located at two sides of the driving motor 13, two movable rockers 14 rotatably connected to tops of the supporting arms 20, and a driving rod 19 rotatably connected between the two movable rockers 14 and an output wheel of the driving motor 13, a connecting rod 2 is connected between the movable rocker 14 and the upper clapping plate 302, and the driving assembly converts a rotational motion of the output wheel into a linear motion of the upper connecting rod 2. The centers of the two movable rockers 14 are rotatably connected with the vertical directions of the two supporting arms 20 in a one-to-one correspondence manner, two strip-shaped holes are formed in the two ends of each movable rocker 14 along the length direction, the two opposite ends of the two movable rockers 14 are overlapped with each other, a flywheel is installed on an output shaft of the driving motor 13, a driving pull rod 19 is hinged between the overlapped parts of the flywheel and the two movable rockers 14, a rotating shaft is vertically fixed at one end of the driving pull rod 19 and penetrates through the two strip-shaped holes in the overlapped parts of the two movable rockers 14, the rotating shaft can slide in the strip-shaped holes, the up-and-down swinging of the two ends of the two movable rockers 14 is controlled, the other end of the driving pull rod 19 is installed on the flywheel and rotates along with the rotation of the flywheel, the guide sliding sleeves 15 are installed at the two ends of the connecting frame 16 of the vehicle body 1, and the connecting rod 2 is installed inside the guide sliding sleeves 15 in a sliding manner. In the process of driving the fly rotation by the driving motor 13, the driving pull rod 19 is driven to rotate, so that the movable rocker 14 moves up and down, and finally the upper clapper plate 302 is driven to clap the foundation up and down.
Preferably, the tamping assembly 3 further includes a lower tapping plate 301 overlapped with the upper tapping plate 302, two vertical plates are respectively fixed on two sides of the lower tapping plate 301, the upper tapping plate 302 is located between the two vertical plates, a limiting plate 303 for blocking the upper tapping plate 302 is respectively fixed on the tops of the two vertical plates, the bottom of the limiting plate 303 is higher than the top surface of the upper tapping plate 302 by a certain distance, and a liquid discharge hole 304 for the tapered rod 305 to pass through is formed in the lower tapping plate 301. The certain distance is that the distance between the bottom surface of the limiting plate 303 and the top surface of the lower flapping plate 301 is larger than the thickness of the upper flapping plate 302, so that when the foundation is tamped, the combination of the upper flapping plate 302 and the lower flapping plate 301 can form two times of impact, the intensity and the frequency of the flapping on the surface of the foundation are enhanced, the air and the moisture on the surface of the foundation are discharged from the liquid discharge holes 304 during the impact, and the influence of the moisture separated during the operation of the tamping component 3 on the tamping operation is avoided.
Preferably, be equipped with the cavity in the automobile body of this automobile body 1, vertical interval is fixed with polylith baffle 104 in this water tank, is formed with stock solution chamber 102 between per two adjacent baffles 104, and the logical groove of the adjacent this stock solution chamber 102 of intercommunication is all seted up to the top and the bottom of per this baffle 104, installs buffer ball 106 in this stock solution chamber 102, and this buffer ball 106 is connected in the top surface and the bottom surface of this water tank through connecting the rope, and this cavity intussuseption is filled with water. The vehicle body 1 comprises a frame shell 101, the cavity is arranged in the frame shell 101, and a liquid injection pipe 103 is arranged at the top of the frame shell 101 so as to conveniently inject water into the liquid storage cavity. When the foundation is subjected to vibration compaction processing, water is injected into the liquid storage cavity 102 to increase the weight of the device, so that the vibration during the operation of the device is increased, the vibration tamping effect on the surface of the foundation is achieved, meanwhile, the water in the interior is prevented from swinging at two ends through the swinging of the buffer ball 106 during the vibration process, the balance of the center of gravity is maintained during the operation of the device, and the stability of the operation of the device is improved.
When the wind-blown sand compaction device is used, a foundation operation point of a wind-blown sand stratum is reached, the generator is started to generate electric power, the lifting frame and the vibrating rod are inserted into the middle of a foundation by the aid of the electric telescopic rod, the driving mechanism drives and pushes the first locking piece to rotate, so that the first locking piece is separated from the vibrating rod, the vibrating rod vibrates to drive wind-blown sand particles in the foundation to vibrate, excess water on the periphery of the sand particles penetrates inwards from the surface of the vibrating rod in a vibrating process, water content in holes among the sand particles is kept, suspension liquefaction phenomenon in the middle layer of the sand particles is effectively avoided, after the vibration is completed, the driving motor drives one end of the movable rocker to move, the tamping assembly is driven to move up and down by the vibrating connecting rod, the surface of the foundation is continuously slapped, holes formed by vibration are eliminated, meanwhile, excess water in the tamping assembly is slapped to penetrate outwards when the tamping assembly slams the ground, and reduction of tamping effect caused by water flow among the sand particles is avoided.
According to the invention, the compaction construction is respectively carried out on the aeolian sand stratum through the compaction component and the tamping component, the suspension liquefaction phenomenon of the middle layer of sand grains is avoided, and the technical problem of long compaction processing time of the aeolian sand stratum in the prior art is solved. The compaction component vibrates to drive aeolian sand particles in the foundation to vibrate, in the vibration compaction process, redundant water on the periphery of the sand particles permeates outwards from the surface of the compaction component to keep the water content in pores among the sand particles, the compaction component continuously beats the surface of the foundation to eliminate holes formed by vibration, and meanwhile, when the compaction component beats the ground, the redundant water in the compaction component is beaten to permeate outwards, so that the reduction of the compaction effect caused by the flow of water among the sand particles is avoided, the foundation vibration compaction process of an aeolian sand stratum is accelerated, and the working efficiency is improved.
The parts not involved in the present invention are the same as or can be implemented by the prior art. Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a foundation of aeolian sand stratum shakes tight device which characterized in that includes:
a vehicle body;
the vibration tamping device comprises a vehicle body, a vibration tamping assembly, a transmission assembly and a vibration control assembly, wherein the vehicle body is provided with a vehicle body, the vibration tamping assembly is arranged at the front part of the vehicle body and comprises a plurality of vibration rods which are vertically and movably connected to the vehicle body through the transmission assembly, each vibration rod comprises a conical shell and a first vibration rod fixed in the conical shell, a plurality of permeation grooves are formed in the outer wall of the conical shell, and a water outlet hole is formed in the top of the conical shell;
the tamping component is arranged at the rear part of the vehicle body and comprises an upper flapping plate which is vertically and movably connected to the vehicle body through a driving component and a conical rod which is fixed to the bottom surface of the upper flapping plate in an array mode, the diameter of the conical rod is smaller than that of the vibrating rod, a plurality of liquid separation holes are formed in the upper flapping plate in an array mode, and a through groove communicated with the liquid separation holes is formed in the conical rod.
2. The foundation compaction device in aeolian sand formation according to claim 1, wherein said transmission assembly comprises an electric telescopic rod vertically movably connected to said vehicle body and a lifting frame fixed to the bottom of said electric telescopic rod, and a plurality of said vibrating rods are vertically movably mounted on said lifting frame.
3. The foundation of aeolian sand stratum compacting device of claim 2, wherein said lifting frame is in the shape of a cuboid, said lifting frame is internally and movably connected with a driving mechanism, said driving mechanism is simultaneously and rotationally connected with a plurality of first locking pieces and a second locking piece, said plurality of first locking pieces realize a plurality of vertical locking and releasing of said vibrating rod through rotation, said second locking piece realizes vertical locking and releasing of said lifting frame through rotation, and said plurality of first locking pieces and said second locking piece are in vertical locking state or releasing state synchronously.
4. The foundation vibration sealing device for the aeolian sand formation according to claim 3, wherein a rectangular sliding groove is formed in the lifting frame, the driving mechanism comprises a movable bar which is slidably mounted in the rectangular sliding groove, an electric push rod for controlling the movable bar to slide, a main rack which is fixed to the side surface of the movable bar, a plurality of first gears which are respectively fixed to the plurality of first locking pieces, and a second gear which is fixed to the second locking piece, and the plurality of first gears and the second gear are meshed with the main rack.
5. The foundation vibration compaction device in the aeolian sand formation according to claim 4, wherein said first locking member comprises a sleeve, a first end side wall of said sleeve is fixed with said corresponding first gear, a second end of said sleeve is extended out of said lifting frame downward, and a clamping groove is provided on a second end side wall of said sleeve, a clamping rod adapted to said clamping groove is provided on a side wall of said vibrating rod, a cable rod is fixed on a top of said vibrating rod, an upper portion of said cable rod is extended out of said corresponding sleeve and said lifting frame, and upper ends of all said cable rods are fixed to a top plate together.
6. The foundation of aeolian sand stratum of claim 5, wherein said second locking piece comprises a stop lever, a first end side wall of said stop lever is fixed with said second gear, a second end of said stop lever upwardly penetrates out of said lifting frame, and a clamping portion for clamping said top plate is provided on a second end side wall of said stop lever.
7. The foundation vibration compaction device for the aeolian sand formation according to claim 1, wherein said conical shell comprises a first conical vibrating shell and a first end cap arranged on top of said first vibrating shell, said first vibrating shell and said first end cap are connected through a spring, and said water outlet hole is formed between said first vibrating shell and said first end cap.
8. The foundation vibration compaction device for the aeolian sand formation according to claim 1, wherein said driving assembly comprises a driving motor, two supporting arms fixed to said vehicle body and located at both sides of said driving motor, two movable rockers rotatably connected to the tops of said supporting arms respectively, and a driving pull rod rotatably connected between the two movable rockers and an output wheel of the driving motor, a connecting rod is connected between said movable rockers and said upper slapping plate, and said driving assembly converts the rotational motion of said output wheel into a linear motion of the upper connecting rod.
9. The foundation compaction device for the aeolian sand formation according to claim 1, wherein said compaction assembly further comprises a lower slapping plate superposed with said upper slapping plate, two vertical plates are respectively fixed to two sides of said lower slapping plate, said upper slapping plate is located between said two vertical plates, and a limiting plate for blocking said upper slapping plate is respectively fixed to the tops of said two vertical plates, the bottom of said limiting plate is higher than the top surface of said upper slapping plate by a certain distance, and said lower slapping plate is provided with a liquid discharge hole for said tapered rod to pass through.
10. The foundation vibration compaction device for the aeolian sand formation according to claim 1, wherein a cavity is formed in a vehicle body of the vehicle body, a plurality of partition plates are vertically fixed in the water tank at intervals, a liquid storage cavity is formed between every two adjacent partition plates, a through groove communicated with the adjacent liquid storage cavity is formed in the top and the bottom of each partition plate, a buffer ball is installed in the liquid storage cavity and connected to the top surface and the bottom surface of the water tank through a connecting rope, and water is filled in the cavity.
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| CN202210722784.3A CN115142397B (en) | 2022-06-21 | 2022-06-21 | Foundation vibration-compaction device for aeolian sand stratum |
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| CN202210722784.3A CN115142397B (en) | 2022-06-21 | 2022-06-21 | Foundation vibration-compaction device for aeolian sand stratum |
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| DE3206710A1 (en) * | 1981-03-21 | 1982-10-07 | Ingenieurbüro Benno Kaltenegger AG & Co KG, 5202 Hennef | Device for compacting the soil by means of a vibration plate |
| CN211229558U (en) * | 2019-10-26 | 2020-08-11 | 南通天安特种混凝土制品有限公司 | Vibrating machine |
| CN213014290U (en) * | 2020-06-22 | 2021-04-20 | 河北省高速公路石安管理处 | Cantilever type retaining wall centralized vibrating equipment |
| CN112921948A (en) * | 2021-04-02 | 2021-06-08 | 中铁西北科学研究院有限公司 | Foundation treatment vibration compaction device and method for aeolian sand stratum |
| CN113430886A (en) * | 2021-07-05 | 2021-09-24 | 包头市公路工程股份有限公司 | Application of rubber-tyred road roller in building roadbed by aeolian sand |
| CN113914287A (en) * | 2021-11-04 | 2022-01-11 | 山东蔚澜信息科技有限公司 | Tamping device for electric power engineering pole |
-
2022
- 2022-06-21 CN CN202210722784.3A patent/CN115142397B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3206710A1 (en) * | 1981-03-21 | 1982-10-07 | Ingenieurbüro Benno Kaltenegger AG & Co KG, 5202 Hennef | Device for compacting the soil by means of a vibration plate |
| CN211229558U (en) * | 2019-10-26 | 2020-08-11 | 南通天安特种混凝土制品有限公司 | Vibrating machine |
| CN213014290U (en) * | 2020-06-22 | 2021-04-20 | 河北省高速公路石安管理处 | Cantilever type retaining wall centralized vibrating equipment |
| CN112921948A (en) * | 2021-04-02 | 2021-06-08 | 中铁西北科学研究院有限公司 | Foundation treatment vibration compaction device and method for aeolian sand stratum |
| CN113430886A (en) * | 2021-07-05 | 2021-09-24 | 包头市公路工程股份有限公司 | Application of rubber-tyred road roller in building roadbed by aeolian sand |
| CN113914287A (en) * | 2021-11-04 | 2022-01-11 | 山东蔚澜信息科技有限公司 | Tamping device for electric power engineering pole |
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| CN115142397B (en) | 2024-03-15 |
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