CN109537618B - A kind of segmentation hot melt stake end support stiffness regulating device - Google Patents
A kind of segmentation hot melt stake end support stiffness regulating device Download PDFInfo
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- CN109537618B CN109537618B CN201811470798.0A CN201811470798A CN109537618B CN 109537618 B CN109537618 B CN 109537618B CN 201811470798 A CN201811470798 A CN 201811470798A CN 109537618 B CN109537618 B CN 109537618B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
Abstract
The invention discloses a kind of segmentations to heat stake end support stiffness regulating device, including raft plate and the pile body being fixedly mounted in pile foundation, the bottom of the raft plate has poured ground beam, the bottom of the ground beam is reserved with mounting groove, the inside of the mounting groove is fixedly installed with cylinder body, the upper end end of the pile body is fixedly installed with top plate, and segmentation hot melt telescopic element is equipped between the top of the top plate and the inner roof wall of the cylinder body.The present invention, its is stable, securely and reliably, after overcoming existing pile-end stiffness regulating device to be arranged its support stiffness cannot pro-active intervention and the drawbacks of adjustment as needed, pile foundation support stiffness can be intervened and be adjusted as needed in architecture construction and using overall process, control and adjusting are more flexible and convenient, implement relatively reliable, constructing operation simplicity, degree of regulation is high, quantization degree is high, has significant facilitation effect to the development and application that push pile-raft foundation overall process active control theory.
Description
Technical field
The present invention relates to pile-raft foundation technical field of construction, more specifically, it relates to a kind of stake end support of segmentation hot melt
Rigidity adjuster.
Background technique
Development of High-rise Buildings is rapid, determines the base form enlargement, complexity therewith of skyscraper monolithic stability and safety
Change, to the pile-raft foundation as main foundation form, more stringent requirements are proposed.Analysis of pile-raft foundation is in project construction
Status is important, and the ratio for accounting for project total cost and total construction period is also higher and higher, analysis of pile-raft foundation Design and optimization early period and
Safety and validity problem in construction in later period, use process become increasingly conspicuous, and are paid close attention to by each side.Analysis of pile-raft foundation
Design early period and the main object of optimization are stake and raft plate, i.e., under the premise of safe and reliable, guarantee reasonable plank thickness with
And bearing capacity of foundation slab is given full play to, it is the core content of pile-raft foundation early period design and optimization using least pile foundation quantity.
In addition to this, how by effective measures building basis is reduced to the sensibility of many uncertain factors in stake raft system, and
Monitor and guarantee the overall security and stability on building basis in real time in building life cycle management, and design with it is excellent
The emphasis of change.To sum up, an optimal Design For A Piled Raft Foundation, will not only guarantee there is reasonable cost, answer simultaneously
Guarantee the safety and stablization of its life cycle management, this should be the correct direction of analysis of pile-raft foundation Future Development, and new
Research hotspot.
It is directly rigidly connected between conventional pile-raft foundation stake-raft, overall stiffness is by raft panel stiffness and pile foundation support stiffness
It determines.When raft rigidity need to be adjusted by for example meeting requirement, raft panel stiffness can be realized by adjusting plank thickness, but often
Cost is higher, cost is larger；Pile foundation support stiffness can then be adjusted by changing the methods of long stake, stake diameter and pilespacing, but not
It is affected with the long pile arrangement of stake diameter, piles with different by upper structure type and geological conditions, application range is by suitable
Big limitation.
However existing pile-end stiffness regulating device, fluctuation of service, poor safety performance, its bearing is rigid after there is setting
Degree cannot pro-active intervention and the drawbacks of adjustment as needed, control with adjust not flexible inconvenience, implement unreliable, constructing operation
It is cumbersome, degree of regulation bottom, quantization degree bottom, the promotion to the development and application that push pile-raft foundation overall process active control theoretical
Effect is unobvious.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of segmentation hot melt stake end support stiffness tune
Regulating device, stable, securely and reliably, the characteristic of easily melting for efficiently using low-melting-point metal adjusts dress to existing pile-end stiffness
It sets and is further improved, its support stiffness cannot as needed actively after existing pile-end stiffness regulating device setting to overcome
The drawbacks of intervening with adjustment, can be intervened and be adjusted to pile foundation support stiffness as needed in architecture construction and using overall process
Whole, control and adjusting are more flexible and convenient, and implementation is relatively reliable, and constructing operation is easy, and degree of regulation is high, and quantization degree is high, right
The development and application for pushing pile-raft foundation overall process active control theory have significant facilitation effect, and the protective layer of preparation has
Preferable anti-corrosion, resistant to high temperatures, insulation, anti-aging performance, significantly can prevent the device from occurring during the work time
The phenomenon of short circuit.
To achieve the above object, the present invention provides the following technical scheme that
A kind of segmentation heats stake end support stiffness regulating device, including raft plate and the pile body being fixedly mounted in pile foundation,
The bottom of the raft plate has poured ground beam, and the bottom of the ground beam is reserved with mounting groove, and the inside of the mounting groove is fixedly mounted
There is cylinder body, the top of the cylinder body is enclosed construction, and the bottom of the cylinder body is hatch frame, the upper end activity of the pile body
Assign into the bottom internal of the cylinder body, and the upper end end of the pile body is fixedly installed with top plate, the top of the top plate with
Segmentation hot melt telescopic element is equipped between the inner roof wall of the cylinder body.
By using above-mentioned technical proposal, increase or recovery are realized by the segmentation hot melt to segmentation hot melt telescopic element
The ability of segmentation hot melt telescopic element resistance to deformation, to realize the intervention to segmentation hot melt telescopic element overall deformation and repair
Just, pile foundation support stiffness can be intervened and is adjusted as needed with the overall process used in architecture construction, be implemented more
Add reliable, constructing operation simplicity, degree of regulation height, control and flexible adjustment, to promotion pile-raft foundation overall process active control reason
The development and application of opinion have significant facilitation effect.
Further, the segmentation hot melt telescopic element includes cylinder, end cap, low-melting-point metal block and circular base slab
And support column, the bottom end of the cylinder is enclosed construction, and the upper end of the cylinder is hatch frame, the end cap weldering
It connects in the upper end end of the cylinder, and the center position of the end cap offers pilot hole, the low-melting-point metal block
The inside of the cylinder, bottom and the cylinder of the low-melting-point metal block are installed in the circular base slab
Inner bottom wall is inconsistent, and the top of the low-melting-point metal block and the bottom of the circular base slab are inconsistent, the round branch
The top of fagging and the bottom of the end cap are inconsistent, and the support column activity assigns into the inside of the pilot hole, and described
The bottom end of support column is fixedly connected with the top of the circular base slab, the upper end of the support column by fastening bolt with it is described
The roof of cylinder body is fixedly connected, and the bottom end of the cylinder is fixedly connected with the top of the top plate, the barrel of the cylinder
On offer at least two porus excretoriuses, the inside of each porus excretorius is bolted with closure bolt.
It, can be by carrying out heating and melting, the liquid eutectic of thawing to low-melting-point metal block by using above-mentioned technical proposal
Point metal can be discharged by porus excretorius, and segmentation excretion liquid low melting point gold can be realized by the closure bolt inside disassembly porus excretorius
Belong to, to realize the locating height of sectional-regulated support column, and then realize to architecture construction and using overall process according to need
Pile foundation support stiffness is intervened and adjusted.
Further, the segmentation hot melt telescopic element further includes tubular electric boiling plate, and the tubular electric boiling plate is fixed
It is sleeved on the outside of the cylinder, and the terminals of the tubular electric boiling plate are fixedly connected with power supply line, the power supply line
Outer cover be equipped with casing, one end of described sleeve pipe is fixedly connected with the side of the tubular electric boiling plate.
By using above-mentioned technical proposal, convenient for carrying out heating and melting to low-melting-point metal block using tubular electric boiling plate,
Tubular electric boiling plate is sleeved on the outside of cylinder simultaneously so that low-melting-point metal block be heated it is relatively uniform, convenient for the low of liquid
Melting point metals are flowed out quickly through porus excretorius, effectively improve adjusting efficiency, in addition, power supply line is for accessing external power supply, casing
For protecting power supply line, it can prevent power supply line from wearing or being broken off, can effectively protect power supply line and be not damaged, prevent short
Road or electric leakage accident.
Further, the cylinder body offers first sliding groove on the side wall of the tubular electric boiling plate terminals, institute
State cylinder body be also provided on the side wall of the porus excretorius accommodate it is described block bolt second sliding slot, described sleeve pipe it is another
End extends to the outside of the cylinder body across the first sliding groove.
By using above-mentioned technical proposal, first sliding groove is used for containment sheath, actively do to pile foundation support stiffness
When in advance with adjustment, cylinder body can opposite pile body move up and down, and tubular electric boiling plate be it is motionless, first sliding groove is for accommodating at this time
Casing and power supply line can effectively prevent power supply line to be torn, to guarantee the operation that the device can be stable, in addition, second is sliding
Slot is used as the window for operating by spanner and blocking bolt.
Further, the outside of the cylinder body is fixedly installed with thermoregulator at the position of the first sliding groove,
The thermoregulator is serially connected on the power supply line.
By using above-mentioned technical proposal, convenient for controlling tubular electric boiling plate to low-melting-point metal block by thermoregulator
Heating and melting is carried out, so that the thawing degree of low-melting-point metal block is effectively controlled.
Further, quantity and equal several of the excretion hole number are offered on the side wall of the tubular electric boiling plate
Inserting hole.
By using above-mentioned technical proposal, inserting hole is screwed onto excretion for interting into closure bolt, convenient for blocking bolt
The inside in hole.
Further, the low-melting-point metal block is layered structure and the melting point values of low-melting-point metal layer are in rise from top to bottom
Sequence, the cylinder, the end cap and the circular base slab and the support column are that stainless steel material is made.
By using above-mentioned technical proposal, it is melted into liquid metal at first by most convenient for the low-melting-point metal layer of top layer
The porus excretorius on top is discharged, and accomplishes to carry out quantified controlling to pile end displacement by adjusting temperature change with this, preferably realization point
The purpose that section is adjusted, in addition, using the cylinder of stainless steel material, end cap and circular base slab and support column, it is ensured that
When low-melting-point metal melts, cylinder, end cap and circular base slab and support column still have preferable rigidity, so that
The regulating device is safe and reliable.
Further, the mounting hole for being inserted into the fastening bolt, the support are offered on the roof of the cylinder body
The upper end inner end portion of column offers the threaded hole to match with the fastening bolt.
By using above-mentioned technical proposal, the upper end of the setting of mounting hole and threaded hole, column easy to support passes through fastening spiral shell
Bolt is fixedly connected with the roof of cylinder body, so that the regulating device is easily installed.
Further, the surface of the pile body and the inner wall of the cylinder body are fitted.
By using above-mentioned technical proposal, it is ensured that cylinder body will not shake when moving with respect to pile body, and the device is effectively ensured
Adjusting stability.
Further, it is additionally provided with protective layer on the surface of the tubular electric boiling plate, the protective layer is made by the following method
It is standby:
Take following raw material to weigh by weight: 20-30 parts of ceramic particle, 8-12 parts of epoxy resin, 12-16 parts of silicon nitride,
18-24 parts of polyethylene, 10-12 parts of vinylacetate, 11-15 parts of acrylic emulsion, 10-12 parts of silicon rubber, propylene glycol monomethyl ether vinegar
2-4 parts of acid esters, 2-4 parts of diethyl thiourea, 1-3 parts of silicone emulsion, 3-5 parts of silane coupling agent, 1-3 parts of organobentonite and ethyl alcohol
30-50 parts；
S1, by load weighted acrylic emulsion, propylene glycol methyl ether acetate, diethyl thiourea, silicone emulsion, silane coupled
Agent and ethyl alcohol, which are added in blender, is stirred 25-35min, mixing speed 500-700r/min, and mixed solution is made；
S2, organobentonite, ceramic particle, epoxy resin, silicon nitride, polyethylene, vinylacetate and silicon rubber are added
Enter to carry out crushing in pulverizer until mixed-powder material is made no more than 100nm in particle diameter；
S3, by mixed-powder material obtained in mixed solution obtained in step S1 and step S2 be added reaction kettle in into
Row stirring 20-30min, the mixing speed of the reaction kettle are set as 700-900r/min, 60-80 DEG C of temperature setting, are made with this
Obtain protective coating；
S4, that the surface of tubular electric boiling plate using non-dust cloth is dipped alcohol wipe is clean, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed after step S4 drying using high-pressure sprayer spray gun
On the surface of tubular electric boiling plate；
S6, the tubular electric boiling plate that step S5 is coated with to protective coating are put is dried solidification in an oven, dry solid
Changing temperature setting is 180-200 DEG C, and the time is set as 20-30min, i.e., protective layer is made on the surface of tubular electric boiling plate.
By using above-mentioned technical proposal, the processing step for preparing protective coating is simple, easy to accomplish, and the protection of preparation applies
Material modest viscosity is not easy to be layered, sufficiently combine convenient for spraying, bubble-free generation, each component, and comprehensive performance is preferable, so that protection
Coating is capable of forming preferable film after spray coating, is not likely to produce crackle, and film-formation result is preferable, and the protective layer of preparation has preferable
Anti-corrosion, resistant to high temperatures, insulation, anti-aging performance, adhesion is preferable, not easily to fall off, can significantly prevent the device
It cause short circuit during the work time.
In conclusion the present invention mainly has the advantages that
1, of the invention, efficiently use easily melting characteristic and carrying out existing pile-end stiffness regulating device into one for low-melting-point metal
Step is improved, and to overcome, its support stiffness cannot pro-active intervention and adjustment as needed after existing pile-end stiffness regulating device setting
The drawbacks of, pile foundation support stiffness can be intervened and be adjusted as needed in architecture construction and using overall process, control with
It adjusts more flexible and convenient, implements relatively reliable, constructing operation is easy, and degree of regulation is high, and quantization degree is high, to pushing stake raft foundation
The development and application of plinth overall process active control theory have significant facilitation effect；
2, of the invention, it is stable, securely and reliably, can effectively protect power supply line and be not damaged, prevent short circuit or
The thawing degree of electric leakage accident, low-melting-point metal block is effectively controlled；
3, of the invention, the processing step for preparing protective coating is simple, easy to accomplish, the protective coating modest viscosity of preparation,
It is not easy to be layered, sufficiently be combined convenient for spraying, bubble-free generation, each component, comprehensive performance is preferable, so that protective coating is after spray coating
It is capable of forming preferable film, is not likely to produce crackle, film-formation result is preferable, and the protective layer of preparation has preferable anti-corrosion, anti-height
Temperature, insulation, anti-aging performance, adhesion is preferable, not easily to fall off, significantly can prevent the device during the work time
It cause short circuit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the present invention；
Fig. 2 is one of the structural schematic diagram of different perspectives of one embodiment of the present invention；
Fig. 3 is the enlarged structure schematic diagram in Fig. 2 at A；
Fig. 4 is the second structural representation of the different perspectives of one embodiment of the present invention；
Fig. 5 is the enlarged structure schematic diagram in Fig. 4 at B；
Fig. 6 is one of the configuration schematic diagram of one embodiment of the present invention；
Fig. 7 is the two of the configuration schematic diagram of one embodiment of the present invention；
Fig. 8 is the schematic cross-sectional view of one embodiment of the present invention；
Fig. 9 is the enlarged structure schematic diagram in Fig. 8 at C；
Figure 10 is the structural schematic diagram of the segmentation hot melt telescopic element of one embodiment of the present invention；
Figure 11 is the configuration schematic diagram of the segmentation hot melt telescopic element of one embodiment of the present invention.
In figure: 1, raft plate；2, ground beam；3, pile body；4, cylinder body；5, second sliding slot；6, first sliding groove；7, power supply line；8, it covers
Pipe；9, thermoregulator；10, fastening bolt；11, mounting hole；12, segmentation hot melt telescopic element；13, top plate；14, mounting groove；
15, tubular electric boiling plate；16, circular base slab；17, end cap；18, support column；19, bolt is blocked；20, low-melting-point metal block；
21, cylinder；22, porus excretorius；23, inserting hole；24, pilot hole；25, threaded hole.
Specific embodiment
Below in conjunction with attached drawing 1-11, invention is further described in detail.
Embodiment 1
A kind of segmentation heats stake end support stiffness regulating device, as shown in Fig. 1,6 and 7, including raft plate 1 and is fixedly mounted on
Pile body 3 in pile foundation, the bottom of the raft plate 1 have poured ground beam 2, and the bottom of the ground beam 2 is reserved with mounting groove 14, described
The inside of mounting groove 14 is fixedly installed with cylinder body 4, and the top of the cylinder body 4 is enclosed construction, and the bottom of the cylinder body 4 is to open
Mouth structure, the upper end activity of the pile body 3 assigns into the bottom internal of the cylinder body 4, and the upper end end of the pile body 3 is fixed
Top plate 13 is installed, segmentation hot melt telescopic element 12 is equipped between the top of the top plate 13 and the inner roof wall of the cylinder body 4.
Increase is realized by the segmentation hot melt to segmentation hot melt telescopic element 12 or restores segmentation hot melt telescopic element 12
The ability of resistance to deformation, thus realize the intervention and amendment to segmentation hot melt 12 overall deformation of telescopic element, it can be in building
The overall process constructed and used is intervened and is adjusted to pile foundation support stiffness as needed, and relatively reliable, constructing operation is implemented
Simplicity, degree of regulation is high, control and flexible adjustment, has to the development and application that push pile-raft foundation overall process active control theory
There is significant facilitation effect.
Preferably, as illustrated in figs. 8-11, the segmentation hot melt telescopic element 12 includes cylinder 21, end cap 17, low melting point
Metal block 20 and circular base slab 16 and support column 18, the bottom end of the cylinder 21 are enclosed construction, and the cylinder
21 upper end is hatch frame, and the end cap 17 is welded on the upper end end of the cylinder 21, and the center of the end cap 17
Pilot hole 24 is offered at position, the low-melting-point metal block 20 and the circular base slab 16 are installed in the cylinder 21
Inside, the bottom of the low-melting-point metal block 20 and the inner bottom wall of the cylinder 21 are inconsistent, and the low-melting-point metal
The top of block 20 and the bottom of the circular base slab 16 are inconsistent, the top of the circular base slab 16 and the end cap 17
Bottom is inconsistent, and 18 activity of support column assigns into the inside of the pilot hole 24, and the bottom end of the support column 18 and institute
The top for stating circular base slab 16 is fixedly connected, and the upper end of the support column 18 passes through the top of fastening bolt 10 and the cylinder body 4
Wall is fixedly connected, and the bottom end of the cylinder 21 is fixedly connected with the top of the top plate 13, on the barrel of the cylinder 21
At least two porus excretoriuses 22 are offered, the inside of each porus excretorius 22, which is bolted with, blocks bolt 19.
It can be by carrying out heating and melting to low-melting-point metal block 20, the liquid low-melting-point metal of thawing can pass through porus excretorius 22
Discharge can realize segmentation excretion liquid low-melting-point metal by dismantling the closure bolt 19 inside porus excretorius 22, divide to realize
Section adjusts the locating height of support column 18, and then realizes and support as needed to pile foundation in architecture construction and using overall process
Rigidity is intervened and is adjusted.
Preferably, the segmentation hot melt telescopic element 12 further includes tubular electric boiling plate 15 as shown in Fig. 2,3,10 and 11,
The tubular electric boiling plate 15 is fixedly set in the outside of the cylinder 21, and the terminals of the tubular electric boiling plate 15 are solid
Surely it is connected with power supply line 7, the outer cover of the power supply line 7 is equipped with casing 8, one end of described sleeve pipe 8 and the tubular electric heating
The side of plate 15 is fixedly connected.
Convenient for carrying out heating and melting, while tubular electric boiling plate 15 to low-melting-point metal block 20 using tubular electric boiling plate 15
Be sleeved on the outside of cylinder 21 so that low-melting-point metal block 20 be heated it is relatively uniform, it is quick convenient for the low-melting-point metal of liquid
It is flowed out by porus excretorius 22, effectively improves adjusting efficiency, in addition, power supply line 7 is for accessing external power supply, casing 8 is for protecting
Power supply line 7, can prevent power supply line 7 wear or be broken off, can effectively protect power supply line 7 and be not damaged, prevent short circuit or
Person's electric leakage accident.
Preferably, as shown in figs. 2-9, the cylinder body 4 opens up on the side wall of 15 terminals of tubular electric boiling plate
There is first sliding groove 6, the cylinder body 4 is also provided on the side wall of the porus excretorius 22 accommodates the second of the closure bolt 19
Sliding slot 5, the other end of described sleeve pipe 8 pass through the outside that the first sliding groove 6 extends to the cylinder body 4.
First sliding groove 6 is used for containment sheath 8, and when carrying out pro-active intervention and adjustment to pile foundation support stiffness, cylinder body 4 can phase
To pile body 3 move up and down, and tubular electric boiling plate 15 be it is motionless, at this time first sliding groove 6 be used for containment sheath 8 and power supply line 7,
Power supply line 7 can be effectively prevent to be torn, to guarantee the operation that the device can be stable, in addition, second sliding slot 5 is used as by pulling
Hand operation blocks the window of bolt 19.
Preferably, as shown in figure 3 and 9, the outside of the cylinder body 4 is fixedly mounted at the position of the first sliding groove 6
There is thermoregulator 9, the thermoregulator 9 is serially connected on the power supply line 7.
Heating and melting is carried out to low-melting-point metal block 20 convenient for controlling tubular electric boiling plate 15 by thermoregulator 9, is made
The thawing degree for obtaining low-melting-point metal block 20 is effectively controlled.
Preferably, as shown in figure 11, quantity and the porus excretorius 22 are offered on the side wall of the tubular electric boiling plate 15
The equal several inserting holes 23 of quantity.
Inserting hole 23 is for interting into closure bolt 19, convenient for blocking the inside that bolt 19 is screwed onto porus excretorius 22.
Preferably, the low-melting-point metal block 20 is layered structure and the melting point values of low-melting-point metal layer are in rise from top to bottom
Sequence, the cylinder 21, the end cap 17 and the circular base slab 16 and the support column 18 are stainless steel material system
At.
It is melted into porus excretorius 22 discharge of the liquid metal by topmost at first convenient for the low-melting-point metal layer of top layer, with
This accomplishes sectional-regulated purpose preferably to be realized, in addition, adopting by adjusting temperature change to pile end displacement progress quantified controlling
With the cylinder 21 of stainless steel material, end cap 17 and circular base slab 16 and support column 18, it is ensured that melt in low-melting-point metal
When change, cylinder 21, end cap 17 and circular base slab 16 and support column 18 still have preferable rigidity, so that the tune
Regulating device is safe and reliable.
Preferably, as illustrated in figs. 6 and 10, being offered on the roof of the cylinder body 4 for being inserted into the fastening bolt 10
Mounting hole 11, the upper end inner end portion of the support column 18 offer the threaded hole 25 to match with the fastening bolt 10.
The setting of mounting hole 11 and threaded hole 25, the upper end of column 18 easy to support pass through the top of fastening bolt 10 and cylinder body 4
Wall is fixedly connected, so that the regulating device is easily installed.
Preferably, as shown in FIG. 8 and 9, the surface of the pile body 3 and the inner wall of the cylinder body 4 are fitted.
Can guarantee will not shake when the opposite pile body 3 of cylinder body 4 moves, and the adjusting stability of the device is effectively ensured.
In the present embodiment, the model of Yancheng City Hui Jie electric heating machinery plant production is can be selected in the tubular electric boiling plate 15
The cast copper electric heating coil of HJ-A026, it is 30-300 DEG C that the temperature controlling range that brand is HQDRG, which can be selected, in the thermoregulator 9
Liquid rise formula temperature controller, upper layer to the lower layer of the low-melting-point metal block 20 can successively use 47 DEG C of low-melting alloy layers, 70 DEG C
Low-melting alloy layer, 92 DEG C of low-melting alloy layers, 120 DEG C of low-melting alloy layers, 138 DEG C of low-melting alloy layers, 180 DEG C of low melting points
Alloy-layer.
Embodiment 2
Difference from example 1 is that protective layer is additionally provided on the surface of the tubular electric boiling plate 15, it is described anti-
Sheath is prepared by the following method:
Following raw material is taken to weigh by weight: 20 parts of ceramic particle, 8 parts of epoxy resin, 12 parts of silicon nitride, polyethylene 18
Part, 10 parts of vinylacetate, 11 parts of acrylic emulsion, 10 parts of silicon rubber, 2 parts of propylene glycol methyl ether acetate, diethyl thiourea 2
Part, 1 part of silicone emulsion, 3 parts of silane coupling agent, 1 part of organobentonite and 30 parts of ethyl alcohol；
S1, by load weighted acrylic emulsion, propylene glycol methyl ether acetate, diethyl thiourea, silicone emulsion, silane coupled
Agent and ethyl alcohol, which are added in blender, is stirred 25min, mixing speed 500r/min, and mixed solution is made；
S2, organobentonite, ceramic particle, epoxy resin, silicon nitride, polyethylene, vinylacetate and silicon rubber are added
Enter to carry out crushing in pulverizer until mixed-powder material is made no more than 100nm in particle diameter；
S3, by mixed-powder material obtained in mixed solution obtained in step S1 and step S2 be added reaction kettle in into
Row stirring 20min, the mixing speed of the reaction kettle are set as 700r/min, 60 DEG C of temperature setting, protective coating are made with this；
S4, that the surface of tubular electric boiling plate 15 using non-dust cloth is dipped alcohol wipe is clean, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed after step S4 drying using high-pressure sprayer spray gun
On the surface of tubular electric boiling plate 15；
S6, the tubular electric boiling plate 15 that step S5 is coated with to protective coating are put is dried solidification in an oven, dry
Solidification temperature is set as 180 DEG C, and the time is set as 20min, i.e., protective layer is made on the surface of tubular electric boiling plate 15.
Embodiment 3
With embodiment 2 the difference is that the preparation of protective layer, it is specific the preparation method is as follows:
Following raw material is taken to weigh by weight: 20 parts of ceramic particle, 8 parts of epoxy resin, 12 parts of silicon nitride, polyethylene 18
Part, 10 parts of vinylacetate, 13 parts of acrylic emulsion, 11 parts of silicon rubber, 3 parts of propylene glycol methyl ether acetate, diethyl thiourea 3
Part, 2 parts of silicone emulsion, 4 parts of silane coupling agent, 2 parts of organobentonite and 40 parts of ethyl alcohol；
S1, by load weighted acrylic emulsion, propylene glycol methyl ether acetate, diethyl thiourea, silicone emulsion, silane coupled
Agent and ethyl alcohol, which are added in blender, is stirred 30min, mixing speed 600r/min, and mixed solution is made；
S2, organobentonite, ceramic particle, epoxy resin, silicon nitride, polyethylene, vinylacetate and silicon rubber are added
Enter to carry out crushing in pulverizer until mixed-powder material is made no more than 100nm in particle diameter；
S3, by mixed-powder material obtained in mixed solution obtained in step S1 and step S2 be added reaction kettle in into
Row stirring 25min, the mixing speed of the reaction kettle are set as 800r/min, 70 DEG C of temperature setting, protective coating are made with this；
S4, that the surface of tubular electric boiling plate 15 using non-dust cloth is dipped alcohol wipe is clean, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed after step S4 drying using high-pressure sprayer spray gun
On the surface of tubular electric boiling plate 15；
S6, the tubular electric boiling plate 15 that step S5 is coated with to protective coating are put is dried solidification in an oven, dry
Solidification temperature is set as 190 DEG C, and the time is set as 25min, i.e., protective layer is made on the surface of tubular electric boiling plate 15.
Embodiment 4
With embodiment 2 the difference is that the preparation of protective layer, it is specific the preparation method is as follows:
Following raw material is taken to weigh by weight: 30 parts of ceramic particle, 12 parts of epoxy resin, 16 parts of silicon nitride, polyethylene 24
Part, 12 parts of vinylacetate, 15 parts of acrylic emulsion, 12 parts of silicon rubber, 4 parts of propylene glycol methyl ether acetate, diethyl thiourea 4
Part, 3 parts of silicone emulsion, 5 parts of silane coupling agent, 3 parts of organobentonite and 50 parts of ethyl alcohol；
S1, by load weighted acrylic emulsion, propylene glycol methyl ether acetate, diethyl thiourea, silicone emulsion, silane coupled
Agent and ethyl alcohol, which are added in blender, is stirred 35min, mixing speed 700r/min, and mixed solution is made；
S2, organobentonite, ceramic particle, epoxy resin, silicon nitride, polyethylene, vinylacetate and silicon rubber are added
Enter to carry out crushing in pulverizer until mixed-powder material is made no more than 100nm in particle diameter；
S3, by mixed-powder material obtained in mixed solution obtained in step S1 and step S2 be added reaction kettle in into
Row stirring 30min, the mixing speed of the reaction kettle are set as 900r/min, 80 DEG C of temperature setting, protective coating are made with this；
S4, that the surface of tubular electric boiling plate 15 using non-dust cloth is dipped alcohol wipe is clean, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed after step S4 drying using high-pressure sprayer spray gun
On the surface of tubular electric boiling plate 15；
S6, the tubular electric boiling plate 15 that step S5 is coated with to protective coating are put is dried solidification in an oven, dry
Solidification temperature is set as 200 DEG C, and the time is set as 30min, i.e., protective layer is made on the surface of tubular electric boiling plate 15.
To in embodiment 1-4 segmentation hot melt stake end support stiffness regulating device in use short circuit there is a situation where
Statistics is as follows:
| Use 1 year statistical result | |
| Embodiment 1 | There are 17 short circuit phenomenons |
| Embodiment 2 | There are 2 short circuit phenomenons |
| Embodiment 3 | There is 1 short circuit phenomenon |
| Embodiment 4 | There is 0 short circuit phenomenon |
It is optimum embodiment from embodiment 4 known to upper table test result comparative analysis, by using above-mentioned technical proposal, system
The processing step of standby protective coating is simple, easy to accomplish, and the protective coating modest viscosity of preparation is not easy to be layered, is convenient for spraying, nothing
Bubble generates, each component sufficiently combines, and comprehensive performance is preferable, so that protective coating is capable of forming preferable film after spray coating,
It is not likely to produce crackle, film-formation result is preferable, and the protective layer of preparation has preferable anti-corrosion, resistant to high temperatures, insulation, anti-aging property
Can, adhesion is preferable, and it is not easily to fall off, significantly it can prevent the device from causeing short circuit during the work time.
Working principle: the segmentation heats stake end support stiffness regulating device, passes through point to segmentation hot melt telescopic element 12
Section heats to realize increase or restore the ability of segmentation hot melt 12 resistance to deformation of telescopic element, to realize flexible to hot melt is segmented
The intervention and amendment of 12 overall deformation of element as needed can support pile foundation in architecture construction and the overall process used rigid
It spends and is intervened and adjusted, implement relatively reliable, constructing operation simplicity, degree of regulation height, control and flexible adjustment, to promotion stake
The development and application of raft foundation overall process active control theory have significant facilitation effect.
Application method: low-melting-point metal block 20 is carried out in use, controlling tubular electric boiling plate 15 by thermoregulator 9
Heating and melting, by dismantling the closure bolt 19 inside corresponding porus excretorius 22, the liquid low-melting-point metal of thawing passes through disassembly envelope
Porus excretorius 22 is discharged after stifled bolt 19, segmentation excretion liquid low-melting-point metal is realized, to realize sectional-regulated support column 18
Locating height, and then realize and pile foundation support stiffness is intervened and adjusted as needed in architecture construction and using overall process
It is whole.
Installation method:
Pile body 3 is first fixedly mounted in pile foundation by the first step, and then according to shown in attached drawing 1,6 and 7, top plate 13 is consolidated
Dingan County is mounted in the upper end end of pile body 3；
Low-melting-point metal block 20 is placed on by second step, assembling segmentation hot melt telescopic element 12 according to shown in attached drawing 8-11
Then support column 18 is welded on the top of circular base slab 16, then circular base slab 16 is put by the interior bottom portion of cylinder 21
On the top of low-melting-point metal block 20, end cap 17 is sleeved on to the outside of support column 18, and is welded on the upper end end of cylinder 21
Portion；
Power supply line 7 is connect the wiring in tubular electric boiling plate 15 by third step, the top that cylinder 21 is welded on to top plate 13
On end, power supply line 7 is inserted into the inside of first sliding groove 6, then by 4 movable set of cylinder body outside the upper end of pile body 3, then will branch
The upper end of dagger 18 is fixedly connected by fastening bolt 10 with the roof of cylinder body 4, and casing 8 is sticked and is sticked to tubular electric boiling plate 15
On side, at the same by power supply line 7 be inserted into casing 8 inside；
Raft plate 1 is cooperated concrete after the solidification of ground beam 2 by the 4th step, the upper external that ground beam 2 is cast in cylinder body 4
It is mounted on the top of ground beam 2, i.e. completion construction and installation.
In conclusion the present invention provides possibility effectively, economically to intervene the overall stiffness of pile-raft foundation, while greatly
Ground extends the application field of pile-raft foundation, can effectively solve following technical problem: 1. basement bottom of the building shallow layer foundation soil carries
Power is higher, has certain Exploitative potential, and pile foundation support stiffness is larger, cannot achieve stake soil compatibility of deformation, need to consider stake, soil altogether
The case where same-action；2. to reduce relative settlement and raft plate (cushion cap) internal force as the variable-rate leveling design of target；3. consideration is built
The potential bearing capacity of the waste and old pile foundation of object is built, the case where new, old pile foundation shared superstructure load；4. high on special geologic condition
The pile-raft foundation of layer building, such as the big rise and fall of building yard bedrock surface or missing and the bearing of Soil-rock combined ground foundation soil are just
Spend serious non-uniform situation；5. the combination of above two or a variety of situations.
Part is not directed in the present invention to be the same as those in the prior art or can be realized by using the prior art.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (8)
1. a kind of segmentation heats stake end support stiffness regulating device, including pile body raft plate (1) and be fixedly mounted in pile foundation
(3), it is characterised in that: the bottom of the raft plate (1) has poured ground beam (2), and the bottom of the ground beam (2) is reserved with mounting groove
(14), the inside of the mounting groove (14) is fixedly installed with cylinder body (4), and the top of the cylinder body (4) is enclosed construction, and described
The bottom of cylinder body (4) is hatch frame, and the upper end activity of the pile body (3) assigns into the bottom internal of the cylinder body (4), and institute
The upper end end for stating pile body (3) is fixedly installed with top plate (13), the top of the top plate (13) and the inner roof wall of the cylinder body (4)
Between be equipped with segmentation hot melt telescopic element (12)；Segmentation hot melt telescopic element (12) include cylinder (21), end cap (17),
Low-melting-point metal block (20) and circular base slab (16) and support column (18), the bottom end of the cylinder (21) are closing knot
Structure, and the upper end of the cylinder (21) is hatch frame, the end cap (17) is welded on the upper end end of the cylinder (21)
Portion, and the center position of the end cap (17) offers pilot hole (24), the low-melting-point metal block (20) and the circle
Support plate (16) is installed in the inside of the cylinder (21), the bottom of the low-melting-point metal block (20) and the cylinder
(21) inner bottom wall is inconsistent, and the top of the low-melting-point metal block (20) and the bottom of the circular base slab (16) offset
Touching, the top of the circular base slab (16) and the bottom of the end cap (17) are inconsistent, and support column (18) activity is assigned
In the inside of the pilot hole (24), and the top of the bottom end of the support column (18) and the circular base slab (16) is fixed and is connected
It connects, the upper end of the support column (18) is fixedly connected by fastening bolt (10) with the roof of the cylinder body (4), the cylinder
(21) bottom end is fixedly connected with the top of the top plate (13), offers at least two rows on the barrel of the cylinder (21)
It lets out hole (22), the inside of each porus excretorius (22), which is bolted with, blocks bolt (19)；The low-melting-point metal block (20) is
The melting point values of layered structure and from top to bottom low-melting-point metal layer are in ascending order, the cylinder (21), the end cap (17) and institute
Stating circular base slab (16) and the support column (18) is that stainless steel material is made.
2. a kind of segmentation according to claim 1 heats stake end support stiffness regulating device, it is characterised in that: the segmentation
Heating telescopic element (12) further includes tubular electric boiling plate (15), and the tubular electric boiling plate (15) is fixedly set in the cylinder
The outside of body (21), and the terminals of the tubular electric boiling plate (15) are fixedly connected with power supply line (7), the power supply line (7)
Outer cover be equipped with casing (8), one end of described sleeve pipe (8) is fixedly connected with the side of the tubular electric boiling plate (15).
3. a kind of segmentation according to claim 2 heats stake end support stiffness regulating device, it is characterised in that: the cylinder body
(4) it is offered first sliding groove (6) on the side wall of tubular electric boiling plate (15) terminals, the cylinder body (4) is close to institute
State be also provided on the side wall of porus excretorius (22) accommodate it is described block bolt (19) second sliding slot (5), described sleeve pipe (8) it is another
One end passes through the outside that the first sliding groove (6) extend to the cylinder body (4).
4. a kind of segmentation according to claim 3 heats stake end support stiffness regulating device, it is characterised in that: the cylinder body
(4) outside is fixedly installed with thermoregulator (9) at the position of the first sliding groove (6), the thermoregulator (9)
It is serially connected on the power supply line (7).
5. a kind of segmentation according to claim 2 heats stake end support stiffness regulating device, it is characterised in that: the tubular
The quantity several inserting holes (23) equal with the porus excretorius (22) quantity are offered on the side wall of electric boiling plate (15).
6. a kind of segmentation according to claim 1 heats stake end support stiffness regulating device, it is characterised in that: the cylinder body
(4) mounting hole (11) for being inserted into the fastening bolt (10), the upper end end of the support column (18) are offered on roof
The threaded hole (25) to match with the fastening bolt (10) is offered inside portion.
7. a kind of segmentation according to claim 1 heats stake end support stiffness regulating device, it is characterised in that: the pile body
(3) inner wall on surface and the cylinder body (4) is fitted.
8. a kind of segmentation according to claim 2 heats stake end support stiffness regulating device, it is characterised in that: the tubular
Protective layer is additionally provided on the surface of electric boiling plate (15), the protective layer is prepared by the following method:
Following raw material is taken to weigh by weight: 20-30 parts of ceramic particle, 8-12 parts of epoxy resin, 12-16 parts of silicon nitride, poly- second
18-24 parts of alkene, 10-12 parts of vinylacetate, 11-15 parts of acrylic emulsion, 10-12 parts of silicon rubber, propylene glycol methyl ether acetate
2-4 parts, 2-4 parts of diethyl thiourea, 1-3 parts of silicone emulsion, 3-5 parts of silane coupling agent, 1-3 parts of organobentonite and ethyl alcohol 30-
50 parts；
S1, by load weighted acrylic emulsion, propylene glycol methyl ether acetate, diethyl thiourea, silicone emulsion, silane coupling agent and
Ethyl alcohol is added in blender and is stirred 25-35min, mixing speed 500-700r/min, and mixed solution is made；
S2, powder is added in organobentonite, ceramic particle, epoxy resin, silicon nitride, polyethylene, vinylacetate and silicon rubber
It carries out crushing in broken machine until mixed-powder material is made no more than 100nm in particle diameter；
S3, mixed-powder material obtained in mixed solution obtained in step S1 and step S2 is added in reaction kettle and is stirred
20-30min is mixed, the mixing speed of the reaction kettle is set as 700-900r/min, 60-80 DEG C of temperature setting, is made anti-with this
Protect coating；
S4, that the surface of tubular electric boiling plate (15) using non-dust cloth is dipped alcohol wipe is clean, and is dried up using air-heater；
S5, protective coating made from step S3 is uniformly sprayed to the tubular after step S4 drying using high-pressure sprayer spray gun
On the surface of electric boiling plate (15)；
S6, the tubular electric boiling plate (15) that step S5 is coated with to protective coating are put is dried solidification in an oven, dry solid
Changing temperature setting is 180-200 DEG C, and the time is set as 20-30min, i.e., protection is made on the surface of tubular electric boiling plate (15)
Layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811470798.0A CN109537618B (en) | 2018-12-04 | 2018-12-04 | A kind of segmentation hot melt stake end support stiffness regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811470798.0A CN109537618B (en) | 2018-12-04 | 2018-12-04 | A kind of segmentation hot melt stake end support stiffness regulating device |
Publications (2)
| Publication Number | Publication Date |
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| CN109537618A CN109537618A (en) | 2019-03-29 |
| CN109537618B true CN109537618B (en) | 2019-09-24 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699706A (en) * | 2005-05-30 | 2005-11-23 | 南京工业大学 | Pile tip displacement regulating device |
| CN101487267A (en) * | 2009-01-14 | 2009-07-22 | 南京工业大学 | Support stiffness-adjustable pile-raft foundation and construction process |
| KR100926300B1 (en) * | 2009-03-10 | 2009-11-12 | 주식회사 반석티비에스 | Foundation structure reinfoeced by pile and the construction method for the same |
-
2018
- 2018-12-04 CN CN201811470798.0A patent/CN109537618B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699706A (en) * | 2005-05-30 | 2005-11-23 | 南京工业大学 | Pile tip displacement regulating device |
| CN101487267A (en) * | 2009-01-14 | 2009-07-22 | 南京工业大学 | Support stiffness-adjustable pile-raft foundation and construction process |
| KR100926300B1 (en) * | 2009-03-10 | 2009-11-12 | 주식회사 반석티비에스 | Foundation structure reinfoeced by pile and the construction method for the same |
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| CN109537618A (en) | 2019-03-29 |
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