CN207484469U - One kind is used for the cured deep-layer stirring device of soft soil foundation - Google Patents
One kind is used for the cured deep-layer stirring device of soft soil foundation Download PDFInfo
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- CN207484469U CN207484469U CN201721536158.6U CN201721536158U CN207484469U CN 207484469 U CN207484469 U CN 207484469U CN 201721536158 U CN201721536158 U CN 201721536158U CN 207484469 U CN207484469 U CN 207484469U
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- drilling rod
- clump weight
- connector sleeve
- stirring device
- newel
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- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The utility model discloses one kind to be used for the cured deep-layer stirring device of soft soil foundation, including rack, mounting base, the rabbling mechanism being fixedly installed in mounting base, for the vertically moving driving mechanism of drive installation seat, the driving mechanism includes the steel wire rope for being fixedly connected on mounting base and the hoist engine for driving haulage cable, the hoist engine is fixedly installed in rack, the rabbling mechanism includes the drilling rod for being rotationally connected with mounting base, the rack upper edge drilling rod axial restraint is equipped with slide bar, the slide bar is located at drilling rod side, the outer turning set of the drilling rod is equipped with the first connector sleeve and the first connector sleeve and drilling rod are in axial restraint, the second connector sleeve is slidably connected on the slide bar, first connector sleeve and the second connector sleeve are in be fixedly connected.Drilling rod sink during, slide bar to the second connector sleeve there are one limiting power, so as to allow drilling rod vertically moving as far as possible, to reduce the error of the verticality of the deep-mixed pile after pile.
Description
Technical field
The utility model is related to deep mixing techniques, and in particular to one kind is for the cured deep-layer stirring dress of soft soil foundation
It puts.
Background technology
China region is vast, has the Soft Soil Layer of the various origin causes of formation, has a very wide distribution, soil thickness is big.The spy of this kind of weak soil
Point is that water content is high, void ratio is big, shearing strength is low, compressibility is high, poor permeability, settlement stability time are long.In recent years, with
The fast development of highway engineering construction, it is often necessary to highway bridge construction construction is carried out on soft soil foundation, due to soft soil foundation
Undesirable building performance, it is therefore desirable to carry out artificial reinforced processing, there are many Treatment Methods of soft soil foundation, such as our common diggings
Except non-adaptive soil change filling out, rubble extrusion, geotextile punishment, sand bedding course and rubble are thrown in cement or lime stabilized soil punishment
Bed course punishment, broken stone pile punishment etc..And cement mixing pile method soft soil foundation with its consolidation effect it is notable, it is at low cost, pollution
Small, short time limit, site condition require low advantage and the extensive use in engineering.
Cement mixing pile method can be divided into gunnite-type and two major class of type of dusting, wherein gunnite-type cement mixing pile are suitable for so containing
The weak soil or weak soil of water ＜ 60%, construction method and action principle are to utilize mix slurry, send slurry compression pump and deep-layer stirring
Cement mortar is delivered in soil layer by machine, it is made to be mixed and stirred with weak soil in situ pressure, passes through the ion between reinforced material and weak soil
Exchange interaction, cohesion, chemical bonding effect etc., form the cement earth pile with some strength.Cement earth pile and inter-pile soil
Layer form compound foundation, so as to improve the integral strength of ground.
The patent of existing deep mixer such as Publication No. CN206189387U, which disclose a kind of weak soil body just
Ground curing apparatus, by drill bit, mixing blade, drilling rod, deep mixer, pulley blocks, steel wire rope, mast, supporting rod, operating room,
What chassis and tracked machine formed；Stirring tool apron of the drill bit by three wings blade and with jet hole forms；Mixing blade be by
Stir tool apron, steel disc and alloy composition；Drill bit and mixing blade are the stirring blades in mixing blade by being driven axis connection
Seat is connected directly with drilling rod；Deep mixer is by motor, pinion gear, gear wheel, gear assembly housing, transmission shaft and with rolling
The protective shell composition of movable pulley；Gear set is formed mounted on many pinion gears and gear wheel of gear set enclosure, it is electronic
The rotatory force of machine passes to drilling rod by gear set.
Motor rotation drilling rod rotates, so as to which drill bit and mixing blade be driven to rotate, and then complete cutting to original soil and
Injection to cement mortar.But during using deep mixer cutting stirring original soil, there are one active forces to drilling rod for original soil, easily lead to
Drilling rod shifts, and the error of perpendicularity for making the deep-mixed pile after pile is larger.
Utility model content
It is in view of the deficienciess of the prior art, cured for soft soil foundation the purpose of this utility model is to provide one kind
Deep-layer stirring device can reduce the error of perpendicularity of the deep-mixed pile after pile.
To achieve the above object, the utility model provides following technical solution：
One kind including rack, mounting base, is fixedly installed in mounting base for the cured deep-layer stirring device of soft soil foundation
Rabbling mechanism, for the vertically moving driving mechanism of drive installation seat, the driving mechanism includes being fixedly connected on
The steel wire rope of mounting base and the hoist engine for driving haulage cable, the hoist engine are fixedly installed in rack, the stirring
Mechanism includes being rotationally connected with the drilling rod of mounting base, and the rack upper edge drilling rod axial restraint is equipped with slide bar, the slide bar position
In drilling rod side, the outer turning set of the drilling rod is equipped with the first connector sleeve and the first connector sleeve and drilling rod are in axial restraint, the cunning
The second connector sleeve is slidably connected on bar, first connector sleeve and the second connector sleeve are in be fixedly connected.
By using above-mentioned technical proposal, make drilling rod rotation cutting stirring original soil, while drilling rod is made to sink by hoist engine.
After drilling rod sinks to projected depth, reversion is promoted, and is stirred in whitewashing, cement mortar is made fully to be mixed and stirred with soil, until ground.It repeats
Stirring is sunk and reversion promotes whitewashing, until pile.During drilling rod sinks, there are one limit to the second connector sleeve for slide bar
Power, so as to allow drilling rod vertically moving as far as possible, to reduce the mistake of the verticality of the deep-mixed pile after pile
Difference.
The utility model is further arranged to：The drilling rod includes being fixedly connected on the newel of mounting base and be sheathed on
Drill bushing outside newel, the drill bushing outer wall are installed with mixing blade, and the drill bushing lower end is installed with drill bit, described
Drill bushing is rotationally connected with newel and is in axially to be fixedly connected along it with newel, and the newel lower end is equipped with clump weight.
By using above-mentioned technical proposal, clump weight reduces the center of gravity of drilling rod, reduces the probability of drilling rod offset, so as to
As make drilling rod vertically moving as possible, to reduce the error of the verticality of the deep-mixed pile after pile.
The utility model is further arranged to：The mixing blade is axially helically set, and the stirring along drilling rod
Blade is fixedly installed cutting blade, the cutting blade and the angled setting of mixing blade tangent line back to drilling rod side, described
If cutting blade is equipped with dry plate along mixing blade length direction.
By using above-mentioned technical proposal, there are one mixing power radially and one along drilling rod axis to original soil for mixing blade
To mixing power, so as to make original soil more loose, original soil and cement mortar is made preferably to mix.Cutting blade is in original soil
Vegetation root system have dissection, make vegetation root system that can be chopped into being mixed into original soil, make generation deep-mixed pile have it is preferable
Structural strength.
The utility model is further arranged to：The clump weight is externally provided with that clump weight is controlled to move with respect to newel
Regulator, the regulator is circumferentially with several around clump weight, and the regulator is included towards clump weight one end
In the pressure regulating box of opening setting, the air supply pipe of gas in pressure regulating box is supplied, be slidably connected to pressure regulating box and closes pushing away for pressure regulating box
Movable plate is fixedly installed in pushing plate towards the pushing block of clump weight side, and the pressure regulating box is fixedly connected on newel, described to push away
Motion block is connected to clump weight, and the air supply pipe is equipped with control valve, air pump, all gas supply are equipped in the mounting base
Guan Junyu air pumps are connected.
By using above-mentioned technical proposal, when clump weight is static, the air pressure of each opposite pressure regulating box is identical.Pass through
The aperture of valve is controlled to adjust, to adjust the air pressure in pressure regulating box, so as to which pushing plate be driven to move, changes the gas in pressure regulating box
Volume, until the air pressure of opposite pressure regulating box is equal again.Pushing plate can drive clump weight to transport by pushing block during exercise
It is dynamic, realize the adjusting to drilling rod center of gravity.So as to make drilling rod vertically moving as far as possible, to reduce the deep-layer stirring after pile
The error of the verticality of stake.
The utility model is further arranged to：Cavity is equipped in the newel, the cavity is located at newel lower end,
The clump weight is located in cavity and is connected to cavity upper surface and lower face, and the cavity side is equipped with connection center column outer wall
Air hole.
By using above-mentioned technical proposal, cavity to clump weight there are one limiting power, in making clump weight that can be stably mounted to
It can be slided in stem and with respect to newel.
The utility model is further arranged to：The clump weight is in cuboid, and the regulator sets there are four and divides
It Wei Yu not four side of clump weight.
By using above-mentioned technical proposal, the position of clump weight can be adjusted from two mutually orthogonal directions, so as to make
Clump weight can slide in any one orientation in the horizontal direction, increase the range of drilling rod center of gravity adjusting.
The utility model is further arranged to：The slide bar section is rectangle, on the inside of four side of the second connector sleeve
Pressure sensor is equipped on wall, the pressure sensor is electrically connected with the control module for controlling to adjust valve opening, often
A pressure sensor corresponds to a control valve, after the pressure that the pressure sensor is tested is more than preset value, the control
Molding block controls the corresponding controlling opening of valve of the pressure sensor to change, until the pressure reduction that pressure sensor is tested is arrived
Below preset value.
By using above-mentioned technical proposal, by changing the aperture of control valve, to adjust the air pressure in pressure regulating box, make to push away
Motion block pushes clump weight movement, so as to adjust the center of gravity of drilling rod, so as to make drilling rod vertically moving as far as possible, to reduce into
The error of the verticality of deep-mixed pile after stake.
The utility model is further arranged to：The pressure regulation chamber interior wall offers dovetail groove along its length, described
Pushing plate outer wall is fixedly installed sliding block, and the sliding block is embedded in dovetail groove and is slidably connected to dovetail groove.
By using above-mentioned technical proposal, dovetail groove to sliding block there are one limiting, can anti-limited slip block with respect to pushing plate rotation,
So that it is guaranteed that when air pressure changes in regulating box, pushing plate can be slided along pushing block length direction.
The utility model is further arranged to：The pressure regulation box inner wall is equipped with rubber sealant, and the pushing plate is supported
It is connected to rubber sealant.
By using above-mentioned technical proposal, so as to improve the leakproofness of pressure regulating box, make the adjusting of controlling opening of valve can
More effectively feed back on the gas volume in pressure regulating box.
The utility model is further arranged to：The pressure regulating box is installed with baffle with respect to clump weight side, described
Pushing block passes through baffle and is slidably connected to baffle, and interval is equipped between the baffle and pushing block.
By using above-mentioned technical proposal, there are one position-limiting actions to pushing plate for baffle, can prevent maloperation from leading to pressure regulation
When air pressure is excessive in case, pushing plate skids off promotion case, and being installed on so as to be that pushing plate can be more stable is pushed in case.
The utility model has the following advantages：As make drilling rod vertically moving as possible, to reduce the deep layer after pile
The error of the verticality of mixing pile.
Description of the drawings
Fig. 1 is the structure diagram of embodiment；
Fig. 2 is the structure diagram of the middle fixed pulley of embodiment；
Fig. 3 is the partial schematic diagram of rabbling mechanism in embodiment；
Fig. 4 is the structure diagram of drill bit in embodiment；
Fig. 5 is the position relationship of clump weight and intermediolateral column in embodiment；
Fig. 6 is the structure diagram of regulator in embodiment；
Fig. 7 is the connection diagram of control valve, pressure sensor and control module in embodiment.
Reference numeral：1st, rack；2nd, mounting base；3rd, rabbling mechanism；4th, driving mechanism；5th, concrete tank；6th, pedestal；7th, vertical arm
Frame；8th, transverse arm frame；9th, fixed pulley；10th, caulking groove；11st, hoist engine；12nd, steel wire rope；13rd, pulley is connected；14th, drilling rod；15th, drill bit；
15.1, gunniting hole；16th, mixing blade；17th, actuator；18th, newel；19th, drill bushing；20th, cutting blade；21st, transmission component；
22nd, driving gear；23rd, driven gear；24th, catheter；25th, bearing is sealed；26th, connecting tube；27th, opening/shutting valve；28th, drawing liquid
Pump；29th, slide bar；30th, the first connector sleeve；31st, the second connector sleeve；32nd, cavity；33rd, air hole；34th, clump weight；35th, pressure regulation fills
It puts；36th, pressure regulating box；37th, pushing plate；38th, pushing block；39th, air supply pipe；40th, rubber sealant；41st, dovetail groove；42nd, sliding block；
43rd, baffle；44th, air pump；45th, control valve；46th, pressure sensor；47th, control module.
Specific embodiment
The utility model is described further with reference to attached drawing.
As shown in Figure 1, it is a kind of for the cured deep-layer stirring device of soft soil foundation, including rack 1, mounting base 2, fixed peace
Loaded in mounting base 2 rabbling mechanism 3, for the vertically moving driving mechanism 4 of drive installation seat 2 and concrete tank 5.Driving
Mechanism 4 can drive mounting base 2 vertically moving.Concrete tank 5 is provided to 3 cement mortar of rabbling mechanism or cement powder.It is constructing
When, driving mechanism 4 drives mounting base 2 and rabbling mechanism 3 to repeat and rise, and concrete tank 5 provides cement mortar, makes rabbling mechanism 3
Cutting stirring is carried out, and cement mortar is mixed into original soil to original soil, is preferably formed as deep-mixed pile.
As shown in Figure 1, rack 1 includes pedestal 6, the vertical arm frame 7 being fixedly installed on pedestal 6, is fixedly installed in vertical arm frame 7
The transverse arm frame 8 of upper end.8 upper end of transverse arm frame is rotatably connected to fixed pulley 9.Fixed pulley 9 along 8 length direction of transverse arm frame set there are two
And it is located at 8 both ends of transverse arm frame respectively.As shown in Fig. 2, its circumferential direction of 9 upper edge of fixed pulley offers caulking groove 10.
It is fixedly mounted as shown in Figure 1, driving mechanism 4 includes hoist engine 11, steel wire rope 12 and connection pulley 13, hoist engine 11
In on pedestal 6.It is also installed there are one fixed pulley 9 on pedestal 6, which to be located at hoist engine 11 close to 7 side of vertical arm frame.Steel
12 one end of cord is fixedly installed on winding part, and winding part can wind and unreel steel wire rope 12.As shown in Fig. 2, steel wire rope 12 is another
One end is fed through the caulking groove 10 of three fixed pulleys 9 and is connected to 10 inner wall of caulking groove from top to bottom.
As shown in Figure 1, connection pulley 13 is rotationally connected with 2 upper end of mounting base.Steel wire rope 12 passes through after being fed through fixed pulley 9
Pulley 13 is connected, is then fixedly connected on transverse arm frame 8, due to the gravity of suspension hook, steel wire rope 12 is tensioned.Wind steel wire rope 12
When, mounting base 2 moves upwards under the action of steel wire rope 12；When unreeling steel wire rope 12, mounting base 2 is under the action of steel wire rope 12
It moves downward.Vertically it can rise or sink under the drive of driving mechanism 4 so as to fulfill mounting base 2.
As shown in Figure 1, rabbling mechanism 3 is installed in mounting base 2, rabbling mechanism 3 includes drilling rod 14, drill bit 15, stirring blade
Piece 16 and actuator 17.As shown in figure 3, drilling rod 14 includes newel 18 and drill bushing 19, newel 18 is fixedly connected on mounting base
2, drill bushing 19 is sheathed on outside newel 18 and is rotationally connected with newel 18.It is axially arranged between drill bushing 19 and newel 18 along it
Limiting.As shown in figure 4, mixing blade 16 is helically set, and be fixedly connected on 14 surface of drilling rod along drilling rod 14 is axial.Stirring blade
Piece 16 is fixedly installed cutting blade 20, cutting blade 20 and the angled setting of 16 tangent line of mixing blade back to 14 side of drilling rod.
If cutting blade 20 is equipped with dry plate along 16 length direction of mixing blade.Drill bit 15 is fixedly connected on 19 lower end of drill bushing.
As shown in figure 3, actuator 17 is motor and is fixedly installed in 2 upper surface of mounting base.The output shaft of actuator 17 is worn
If it crosses mounting base 2 and is rotationally connected with mounting base 2.Transmission component 21 is equipped between actuator 17 and drill bushing 19.Transmission component 21
Including driving gear 22 and driven gear 23.22 fixing sleeve of driving gear is set on outside the output shaft of actuator 17, driven gear 23
Fixing sleeve is set on outside drill bushing 19.Driving gear 22 and driven gear 23 engage.When 17 output shaft of actuator rotates, can be passed through
One transmission component 21 drives drill bushing 19 to rotate.During so as to make 2 downlink of mounting base, 16 cleavable stirring original soil of mixing blade.
As shown in Figure 3 and Figure 4, catheter 24 is equipped in newel 18,24 one end of catheter wears out mounting base 2, and
The other end is worn in drill bit 15.As shown in figure 4,24 lower end of catheter is in coaxial arrangement with drill bit 15, and catheter 24 rotates
Drill bit 15 is connected to, sealing bearing 25 is equipped between catheter 24 and drill bit 15.As shown in Figure 1, concrete tank 5 is fixedly installed in pedestal
6, connecting tube 26 is equipped between mounting base 2 and concrete tank 5.As shown in figures 1 and 3,26 both ends of connecting tube are respectively communicated with catheter 24
Upper end and concrete tank 5.As shown in Figure 1, catheter 24 is equipped with opening/shutting valve 27 and drawing liquid pump 28.
When mounting base 2 is lifted up, opening/shutting valve 27 is opened, and cement mortar is made to pass through catheter 24 and is entered in drill bit 15,
And it whitewashes into original soil.Under the action of rabbling mechanism 3, cement mortar and original soil are stirred.
As shown in Figure 1,1 side of rack is vertically equipped with slide bar 29,29 section of slide bar is rectangle.Slide bar 29 is fixed
It is installed on rack 1.As shown in figure 3,14 outer turning set of drilling rod is equipped with the first connector sleeve 30 and the first connector sleeve 30 and drilling rod 14 are in
Axial restraint slidably connects the second connector sleeve 31, the first connector sleeve 30 and the second connector sleeve 31 on slide bar 29 in being fixedly connected.
Slide bar 29 there are one limiting power, can be such that the second connector sleeve 31 vertically slides, so as to make drilling rod 14 second connector sleeve 31
Raising and lowering can only be vertically carried out, reduces the error of perpendicularity of deep-mixed pile after pile.
As shown in figure 5, being equipped with cavity 32 in newel 18, cavity 32 is located at 18 lower end of newel, and 32 side of cavity is equipped with
Connect the air hole 33 of 18 outer wall of newel.Clump weight 34 is equipped in hollow cavity, counterweight is connected to 32 upper surface of cavity and lower end
Face.Clump weight 34 is in cuboid, and 34 4 side side wall of clump weight is equipped with regulator 35.
As shown in fig. 6, regulator 35 includes pressure regulating box 36, pushing plate 37, pushing block 38 and air supply pipe 39.Pressure regulating box 36
It is set with respect to 34 side of clump weight in opening, and 36 madial wall of pressure regulating box is equipped with rubber sealant 40.Pushing plate 37 is embedded with tune
Pressure case 36 is interior and slidably connects pressure regulating box 36, the openend of 37 salable pressure regulating box 36 of pushing plate.36 inner wall of pressure regulating box along its
Length direction offers dovetail groove 41, and 37 outer wall of pushing plate is fixedly installed sliding block 42, sliding block 42 be embedded in dovetail groove 41 and
It is slidably connected to dovetail groove 41.Pushing block 38 is set along 37 glide direction of pushing plate, and pushing block 38 is fixedly connected on pushing plate
37 towards 34 side of clump weight.Pushing block 38 is connected to clump weight 34 back to 37 side of pushing plate.In order to prevent pushing plate 37 from
Pressure regulating box 36 is opened, pressure regulating box 36 is installed with baffle 43 with respect to 34 side of clump weight, and pushing block 38 passes through baffle 43 and slides
Baffle 43 is connected to, interval is equipped between baffle 43 and pushing block 38.As shown in Figure 3 and Figure 5, air pump is installed in mounting base 2
44,39 one end of air supply pipe connects its corresponding pressure regulating box 36, and the other end is connected to air pump 44.Air supply pipe 39 is equipped with regulating valve
Door 45.
As shown in Figure 3 and Figure 5, when clump weight 34 is static, the air pressure in opposite pressure regulating box 36 is equal.If pass through adjusting
One control valve 45 controls it to correspond to the aperture of air supply pipe 39, then the air pressure in the pressure regulating box 36 can become larger, give and push
37 1 thrusts of plate make pushing block 38 that clump weight 34 be pushed to move.In 34 motion process of clump weight, the sky in the pressure regulating box 36
32 volume of chamber becomes larger, so as to reduce air pressure.Gradually make in the pressure regulating box 36 of 34 both sides of clump weight that air pressure is equal again, make counterweight
34 stop motion of block.The center of gravity of drilling rod 14 can change when clump weight 34 moves.
As shown in figure 3,29 section of slide bar is rectangle, pressure sensor is equipped on 31 4 side madial wall of the second connector sleeve
46, each pressure sensor 46 corresponds to a control valve 45.As shown in fig. 7, pressure sensor 46 is electrically connected with control module
47, control module 47 is used to control to adjust 45 aperture of valve.After the pressure that pressure sensor 46 is tested is more than preset value, control
Molding block 47 controls 46 corresponding 45 aperture of control valve of pressure sensor to change, until the pressure that pressure sensor 46 is tested
Power is reduced to below preset value.
When drilling rod 14 is vertically moving, the pressure that four pressure sensors 46 test out is in preset value.If
Drilling rod 14 shifts in sinking watching, then the pressure that wherein one or two pressure sensor 46 detects can be more than default
Value.The aperture of valve 45 is controlled to adjust by control module 47 at this time, so as to which clump weight 34 be made to carry out corresponding movement, is changed
Become 14 center of gravity of drilling rod, make drilling rod 14 vertically moving again.Reduce the error of perpendicularity of deep-mixed pile after pile.
The principle of the deep mixer is as follows：
1st, drive installation seat 2 is sunk under the action of driving mechanism 4, while drill bushing 19 is driven to rotate by actuator 17,
The mixing blade 16 on drill bushing 19 is made to cut stirring original soil；
2nd, after drilling rod 14 sinks to projected depth, the reversion of 4 drive installation seat 2 of driving mechanism is promoted；Opening/shutting valve simultaneously
27 open, and make in cement mortar injection drill bit 15, and air jet pipe is injected a gas into cement mortar, and cement mortar is made to be promoted in mounting base 2
It whitewashes in the process into original soil, and passes through mixing blade 16 and stir, mix cement mortar and original soil；
3rd, it repeats stirring and sinks and invert to promoting whitewashing, then stand until deep-mixed pile is formed；
During sinking under stiring and inverting promotion, clump weight 34 can control with respect to newel 18 by regulator 35
Movement, and then angle of the drilling rod 14 in transport between ground is adjusted, and also there are one prevent drilling rod to slide bar 29 to drilling rod 14
The 14 limiting power moved in the horizontal direction ensure that 14 meetings of drilling rod are vertically moving, reduce deep layer after pile
The error of perpendicularity of mixing pile.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical solutions belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, several improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (10)
1. one kind is for the cured deep-layer stirring device of soft soil foundation, including rack（1）, mounting base（2）, be fixedly installed in installation
Seat（2）On rabbling mechanism（3）, for drive installation seat（2）Vertically moving driving mechanism（4）, the driving machine
Structure（4）Including being fixedly connected on mounting base（2）Steel wire rope（12）With for driving haulage cable（12）Hoist engine（11）,
The hoist engine（11）It is fixedly installed in rack（1）, it is characterized in that：The rabbling mechanism（3）Including being rotationally connected with mounting base
（2）Drilling rod（14）, the rack（1）Upper edge drilling rod（14）Axial restraint is equipped with slide bar（29）, the slide bar（29）It is located at
Drilling rod（14）Side, the drilling rod（14）Outer turning set is equipped with the first connector sleeve（30）And first connector sleeve（30）And drilling rod（14）
In axial restraint, the slide bar（29）On slidably connect the second connector sleeve（31）, first connector sleeve（30）Connect with second
Female connector（31）In being fixedly connected.
2. it is according to claim 1 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The drilling rod
（14）Including being fixedly connected on mounting base（2）Newel（18）Be sheathed on newel（18）Outer drill bushing（19）, the brill
Set（19）Outer wall is installed with mixing blade（16）, the drill bushing（19）Lower end is installed with drill bit（15）, the drill bushing
（19）It is rotationally connected with newel（18）And and newel（18）It is in axially to be fixedly connected along it, the newel（18）Lower end is set
There is clump weight（34）.
3. it is according to claim 2 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The stirring
Blade（16）Along drilling rod（14）It is axial helically to set, and the mixing blade（16）Back to drilling rod（14）Side is fixedly installed
Cutting blade（20）, the cutting blade（20）And mixing blade（16）The angled setting of tangent line, the cutting blade（20）Edge
Mixing blade（16）If length direction is equipped with dry plate.
4. it is according to claim 3 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The counterweight
Block（34）It is externally provided with to control clump weight（34）With respect to newel（18）The regulator of movement（35）, the regulator
（35）Around clump weight（34）Several are circumferentially with, the regulator（35）Including towards clump weight（34）One end is set in opening
The pressure regulating box put（36）, supply pressure regulating box（36）The air supply pipe of interior gas（39）, be slidably connected to pressure regulating box（36）And closing is adjusted
Press case（36）Pushing plate（37）, be fixedly installed in pushing plate（37）Towards clump weight（34）The pushing block of side（38）, it is described
Pressure regulating box（36）It is fixedly connected on newel（18）, the pushing block（38）It is connected to clump weight（34）, the air supply pipe（39）
It is equipped with control valve（45）, the mounting base（2）On air pump is installed（44）, all air supply pipes（39）And air pump
（44）It is connected.
5. it is according to claim 4 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The center
Column（18）It is interior to be equipped with cavity（32）, the cavity（32）Positioned at newel（18）Lower end, the clump weight（34）Positioned at cavity
（32）It is interior and be connected to cavity（32）Upper surface and lower face, the cavity（32）Side is equipped with connection newel（18）Outer wall
Air hole（33）.
6. it is according to claim 5 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The counterweight
Block（34）In cuboid, the regulator（35）If it is located at there are four and respectively clump weight（34）Four sides.
7. it is according to claim 6 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The slide bar
（29）Section is rectangle, second connector sleeve（31）Pressure sensor is equipped on four side madial walls（46）, the pressure
Sensor（46）It is electrically connected with to control to adjust valve（45）The control module of aperture（47）, each pressure sensor（46）It is right
Answer a control valve（45）, when the pressure sensor（46）After the pressure tested is more than preset value, the control module
（47）Control the pressure sensor（46）Corresponding control valve（45）Aperture changes, until pressure sensor（46）It tests
Below pressure reduction to preset value.
8. it is according to claim 7 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The pressure regulation
Case（36）Inner wall offers dovetail groove along its length（41）, the pushing plate（37）Outer wall is fixedly installed sliding block（42）,
The sliding block（42）It is embedded at dovetail groove（41）It is interior and be slidably connected to dovetail groove（41）.
9. it is according to claim 8 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The pressure regulation
Case（36）Madial wall is equipped with rubber sealant（40）, the pushing plate（37）It is connected to rubber sealant（40）.
10. it is according to claim 9 a kind of for the cured deep-layer stirring device of soft soil foundation, it is characterized in that：The tune
Press case（36）With respect to clump weight（34）Side is installed with baffle（43）, the pushing block（38）Across baffle（43）And it slides
It is connected to baffle（43）, the baffle（43）And pushing block（38）Between be equipped with interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721536158.6U CN207484469U (en) | 2017-11-16 | 2017-11-16 | One kind is used for the cured deep-layer stirring device of soft soil foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721536158.6U CN207484469U (en) | 2017-11-16 | 2017-11-16 | One kind is used for the cured deep-layer stirring device of soft soil foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207484469U true CN207484469U (en) | 2018-06-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273418A (en) * | 2019-07-02 | 2019-09-24 | 浙江海洋大学 | One kind being used for the cured deep-layer stirring device of soft soil foundation and its construction method |
| CN113216839A (en) * | 2021-05-10 | 2021-08-06 | 南京工业大学 | Excavation-free targeted replacement device and method for local soft soil layer |
| CN113585230A (en) * | 2021-07-07 | 2021-11-02 | 华济建设工程集团有限公司 | Deep foundation treatment method and foundation reinforcement equipment formed by method |
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2017
- 2017-11-16 CN CN201721536158.6U patent/CN207484469U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273418A (en) * | 2019-07-02 | 2019-09-24 | 浙江海洋大学 | One kind being used for the cured deep-layer stirring device of soft soil foundation and its construction method |
| CN113216839A (en) * | 2021-05-10 | 2021-08-06 | 南京工业大学 | Excavation-free targeted replacement device and method for local soft soil layer |
| CN113216839B (en) * | 2021-05-10 | 2022-06-14 | 南京工业大学 | Excavation-free targeted replacement device and method for local soft soil layer |
| CN113585230A (en) * | 2021-07-07 | 2021-11-02 | 华济建设工程集团有限公司 | Deep foundation treatment method and foundation reinforcement equipment formed by method |
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Legal Events
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180612 Termination date: 20191116 |