CN208251095U - A kind of static pile press suitable under complex geological condition - Google Patents
A kind of static pile press suitable under complex geological condition Download PDFInfo
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- CN208251095U CN208251095U CN201820543217.0U CN201820543217U CN208251095U CN 208251095 U CN208251095 U CN 208251095U CN 201820543217 U CN201820543217 U CN 201820543217U CN 208251095 U CN208251095 U CN 208251095U
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- drill bit
- tubular pole
- geological condition
- under complex
- suitable under
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Abstract
The utility model discloses a kind of static pile press suitable under complex geological condition, it is related to construction of piled foundation technical field, aim to solve the problem that tubular pole cannot penetrate the firm hard formations such as sandy gravel stratum, the problem of to influence pile quality, technical points are: including operating platform, hoist engine is installed on the operating platform, the hoist engine is connected with activity press beam by wire rope pulley block of pressurizeing, activity press beam bottom side is equipped with tubular pole, the tubular pole is located at pile top one end and is equipped with the drill bit fixed by pile-clamp, the drill bit is equipped with the rotating mechanism that can drive drill bit rotation, and the expansion mechanism that can drive the outside Zhang Tuo of drill bit side wall is equipped in the drill bit, the utility model is guaranteeing stable working, in work progress while noiseless pollution without friction, it is applicable to the geological conditions of Various Complex.
Description
Technical field
The utility model relates to construction of piled foundation technical fields more particularly to a kind of suitable under complex geological condition
Static pile press.
Background technique
It is generally true according to soil layer situation, surrounding enviroment situation and upper load size etc. in Building Construction
Determine pile installation and construction method.Static piling is to balance penetrating resistance using the self weight and counterweight of pile press machine, in static pressure
Precast reinforced concrete pile merogenesis is pressed into soil layer under power.The characteristics of static press piling is an accurate positioning, is not likely to produce bias,
Pile foundation quality can be improved；It is noiseless in work progress, without friction, pollution-free.Static press piling is suitable for weak soil, bankets and generally stick
In property soil layer, particularly suitable near building dense and dilapidated house, the area that environmental protection requirement is stringent；But not being preferably used for underground has
More boulder, barrier have the case where 4m or more hard interlayer.
Existing Authorization Notice No. is that the Chinese patent of CN204875792U discloses a kind of architectural engineering static pile press, is wrapped
Include: activity press beam, oil pressure gauge, pile cover, upper section stake, weighting material storehouse, chassis, track, upper section pile extension dowel, stake, pressure head, operation are flat
Platform, hoist engine, pressurization wire rope pulley block and pile frame are oriented to cage, and the track is horizontally disposed, and chassis and operating platform are horizontally disposed
On that track, hoist engine is fixedly mounted on the operating platform, and hoist engine passes through wirerope and pressurization wire rope pulley block and work
The connection of dynamic pressure beam, the lower surface of the activity press beam are contacted with pile cover, which is arranged in the top of upper section stake, and upper section stake passes through upper
Section pile extension dowel is connect with stake.
But when using static pile press practice of construction, stake is not easy to penetrate the stratum such as sandy gravel stratum, therefore pressure head cannot reach
To scheduled designed elevation, to influence the pile quality of pile foundation.
Utility model content
The purpose of the utility model is to provide a kind of static pile press suitable under complex geological condition, solve tubular pole and wear
Saturating hypodynamic problem, to be suitable for such as sandy gravel stratum complex geological condition.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of static pile press suitable under complex geological condition, including operating platform are installed on the operating platform
There is hoist engine, the hoist engine is connected with activity press beam by wire rope pulley block of pressurizeing, and activity press beam bottom side is equipped with tubular pole,
The tubular pole is located at pile top one end and is equipped with the drill bit fixed by pile-clamp, and the drill bit, which is equipped with, can drive drill bit rotation
Rotating mechanism, and the expansion mechanism that can drive the outside Zhang Tuo of drill bit side wall is equipped in the drill bit.
By using above-mentioned technical proposal, static press piling and drilling two processes of loosening the soil are combined into one, i.e., in static pressure
During stake, the drill bit for being mounted on pile top one end follows tubular pole to move down, and is driven using the rotating mechanism on drill bit
Drill bit rotation is loosened the soil and is opened the sand Wai Ce Pi of loosening using the expansion mechanism in drill bit, to complete to loosen the soil in hole of post
Construction, the lower pressure resistance of pipe pile end portion can be reduced, it is ensured that tubular pole is smoothly pressed into ground, so solve tubular pole penetrate it is hypodynamic
Problem can be suitably used for the geological conditions of Various Complex.
Further, the rotating mechanism includes the first actuator being fixed on inside tubular pole, first actuator
Output shaft is extended with drive rod, the drive rod and drill bit integrally connected.
By using above-mentioned technical proposal, the first actuator being fixed in tubular pole is opened by control terminal, to drive brill
Head rotation, to loosen the soil layer or harder sandy gravel stratum of pipe pile end portion.
Further, the expansion mechanism includes the strut for being hinged on drill bit side wall inner surfaces, and the strut is with respect to drill bit
Side wall one end is hinged with expansion-head, and the expansion-head is connected with the connecting rod being arranged in drill bit.
By using above-mentioned technical proposal, strut is hingedly set in drill bit side wall inner surfaces, thus along the length of the bit direction
The connecting rod being arranged in drill bit is driven to be displaced, it is available to drive positioned at strut with respect to the hinged expansion-head in drill bit side wall one end
The angle of expansion-head and the hinged relationship of the strut control outside Zhang Tuo of drill bit side wall, thus reserves the pushing space of tubular pole.
Further, the connecting rod is equipped with the second actuator far from expansion-head side, and second actuator fixation is set
It sets in drill bit internal.
By using above-mentioned technical proposal, the second actuator for being fixedly mounted on drill bit internal is connected with connecting rod to drive
Connecting rod is displaced along the length of the bit direction, smaller to the range of disturbance of soil layer to reduce the lower pressure resistance of pipe pile end portion, can be flexible
Apply the geological condition as sandy gravel stratum.
Further, the expansion-head is rectangular pyramid pyramid, and the strut is hinged on the inclined-plane of expansion-head.
By using above-mentioned technical proposal, expansion-head is arranged to rectangular pyramid pyramid, and strut is hinged on expansion
On the inclined-plane of head, it can effectively avoid being unable to bear external force during bit operation and deforming.
Further, the tubular pole side is provided with the telescopic supporting element of at least two groups, described supporting element one end and solid
Fixed fulcrum bearing on the operational platform is hinged, and the other end is hinged with lever, and the other end and tubular pole of the lever are hinged.
By using above-mentioned technical proposal, elevator machine travel is cooperated using telescopic supporting element, is hinged on support
Lever on part and tubular pole enables tubular pole to move up and down along vertical direction, it is ensured that the accuracy of position when drill bit is gone up and down.
Further, crank is hinged on the operating platform, the crank and lever correspond hinged.
By using above-mentioned technical proposal, hinged crank corresponding with lever number and position, each on the operational platform
Crank is hinged with corresponding lever respectively, so that tubular pole is in the top of operating platform port, supporting element, lever and crank
A downward power can be formed to operating platform to offset the earth reaction force upward to tubular pole, it is ensured that operating platform will not be to
Upper tilting.
Further, the supporting element, fulcrum bearing, lever and crank are uniformly distributed along the circumferential direction of tubular pole.
By using above-mentioned technical proposal, supporting element, fulcrum bearing, lever and crank are uniformly distributed along the circumferential direction of tubular pole, and then make
Obtain uniform force when tubular pole pushes.
In conclusion the utility model has the following beneficial effects:
1, by setting rotating mechanism and expansion mechanism, static press piling and drilling two processes of loosening the soil are combined into one,
On the basis of meeting pile foundation construction requirement, it can solve tubular pole and penetrate hypodynamic problem, avoid needing under complex geological condition
Rotation uses the case where plurality of devices；
2, by setting supporting element, fulcrum bearing, lever and crank and circumferentially uniformly distributed along tubular pole, drill bit liter on the one hand can be improved
On the other hand the accuracy of position when drop can form a downward power to offset the earth reaction force upward to tubular pole, make
Static pile press is obtained to be not required to that configuration block in addition is arranged.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram suitable for the static pile press under complex geological condition of the present embodiment；
Fig. 2 is the enlarged diagram of part A in Fig. 1；
Fig. 3 is that the structure of tubular pole and drill bit is shown a kind of static pile press suitable under complex geological condition of the present embodiment
It is intended to；
Fig. 4 is cross-sectional view of the Fig. 3 along the direction B-B, it is shown that the internal structure of tubular pole and drill bit.
In figure, 1, operating platform；11, hoist engine；12, activity press beam；13, tubular pole；14, clamper；2, drill bit；3, it rotates
Mechanism；31, the first actuator；32, drive rod；4, expansion mechanism；41, strut；42, expansion-head；43, connecting rod；44, the second driving
Part；5, supporting element；51, fulcrum bearing；52, lever；53, crank.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of static pile press suitable under complex geological condition, as shown in Figure 1, including operating platform 1, operating platform
Hoist engine 11 is installed, hoist engine 11 is connected with activity press beam 12 by wire rope pulley block of pressurizeing, and in activity press beam 12 on 1
Tubular pole 13 is arranged in bottom side.I.e. pass through hoist engine 11 traction, entire static pile press from gravity pressure in activity press beam 12,
To passing to tubular pole 13, when thus pile body being overcome to sink and the frictional force of soil, guarantee stable working, without vibration in work progress
Move noiseless pollution.
In order to solve the problems, such as that it is hypodynamic that tubular pole 13 penetrates, to be suitable for the geological conditions of various complexity, such as Fig. 1 and Fig. 4
It is shown, it is located at pile top one end installation drill bit 2 fixed by pile-clamp in tubular pole 13, and setting can drive it on drill bit 2
The rotating mechanism 3 of rotation, while setting can drive the expansion mechanism 4 of the outside enlargement of its side wall in drill bit 2.In static press piling
In the process, drill bit 2 follows tubular pole 13 to move down, and completes to loosen the soil construction in 13 hole of tubular pole, is rotated by drill bit 2 and will be loose
Dynamic sand enlargement outward, can reduce 13 end resistance of tubular pole, it is ensured that the smooth indentation ground of tubular pole 13.It will pipe after piling
The related drill bit 2 of stake 13 takes out, and into stake holes, penetration concrete avoids needing rotation under complex geological condition at bored concrete pile
The case where using plurality of devices, meets pile foundation construction requirement.
As shown in Figure 3 and Figure 4, rotating mechanism 3 includes the first actuator 31 being fixed on inside tubular pole 13, practical at this
In this novel embodiment, the first actuator 31 is servo motor, and the output shaft of the servo motor is extended with drive rod 32, will be driven
Bar 32 and 2 tail portion integrally connected of drill bit can drive drill bit 2 to rotate, loosen the soil layer of 13 end of tubular pole to start servo motor
Or sandy gravel stratum.
As shown in Figure 3 and Figure 4, expansion mechanism 4 includes the strut 41 for being hinged on 2 side wall inner surfaces of drill bit, and strut 41 is opposite
2 side wall one end of drill bit is hinged with expansion-head 42, which is connected with the connecting rod 43 being arranged in drill bit 2.Along 2 length of drill bit
Direction drives the displacement of connecting rod 43 to drive expansion-head 42, to can control drill bit using expansion-head 42 and the hinged relationship of strut 41
The sand that drill bit 2 loosens is opened Xiang Wai Ce Pi, reserves the pushing space of tubular pole 13 by the angle of the outside Zhang Tuo of 2 side walls.
To realize precisely controllable, gapless transmission, as shown in figure 4, connecting rod 43 is connected with the far from 42 side of expansion-head
Two actuators 44, in this embodiment of the utility model, the second actuator 44 is hydraulic cylinder, and hydraulic cylinder is fixedly mounted on drill bit
2 inside is displaced with drive link 43 along 2 length direction of drill bit, using the side wall of drill bit 2 by sand Zhang Tuo outward, can be reduced
The lower pressure resistance of 13 end of tubular pole, thus improve work efficiency, it is smaller to the range of disturbance of soil layer, with flexible Application in such as sand
Geological condition as gravel bed.
As shown in figure 4, expansion-head 42 is arranged in order to preferably drive hinged strut 41 when the displacement of expansion-head 42
Rectangular pyramid pyramid, and strut 41 is hinged on the inclined-plane of expansion-head 42, it can effectively avoid being subjected in 2 course of work of drill bit
Incessantly external force and deform.
As depicted in figs. 1 and 2,13 side of tubular pole is provided with two groups of telescopic supporting elements 5, in this reality of the utility model
It applies in example, supporting element 5 is telescopic cylinder, and cylinder body one end of the telescopic cylinder is cut with scissors with 1 upper branching holder 51 of operating platform is fixed on
It connects, piston rod one end is hinged with lever 52, while the other end of lever 52 is hinged with the clamper 14 on tubular pole 13.Pass through
Telescopic cylinder cooperates the traction of hoist engine 11, so that tubular pole 13 moves up and down along vertical direction, it is ensured that position when drill bit 2 is gone up and down
The accuracy set, and the support as output torque.
As shown in Fig. 2, being hinged with crank 53 corresponding with 52 number of lever and position, each crank on operating platform 1
53 is hinged with corresponding lever 52 respectively, so that tubular pole 13 is in the top of 1 port of operating platform.Therefore, in the mistake of piling
Cheng Zhong, can greatly there is a upward reaction force to tubular pole 13, this reaction force passes through supporting element 5, lever 52 and crank
53 can form a downward power to operating platform 1, to ensure that operating platform 1 will not be upturned.
As depicted in figs. 1 and 2, supporting element 5, fulcrum bearing 51, lever 52 and crank 53 are uniformly distributed along the circumferential direction of tubular pole 13, in turn
So that uniform force when tubular pole 13 pushes.
This static pile press working principle being suitable under complex geological condition: static press piling and drilling are loosened the soil two works
Sequence is combined into one, i.e., during static press piling, drill bit 2 follows tubular pole 13 to move down, and then opens first by control terminal
Actuator 31 drives drill bit 2 to rotate, and the soil layer of 13 end of tubular pole or sandy gravel stratum are unclamped, 44 edge of the second actuator is and then opened
2 length direction of drill bit drives the displacement of connecting rod 43 to drive expansion-head 42, and the sand that drill bit 2 loosens is opened Xiang Wai Ce Pi, is reserved
The pushing space of tubular pole 13 pours into mixed so that tubular pole 13 takes out the related drill bit 2 of tubular pole 13 after being smoothly pressed into ground into stake holes
Solidifying soil is at bored concrete pile.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of static pile press suitable under complex geological condition, including operating platform (1), on the operating platform (1)
It is equipped with hoist engine (11), the hoist engine (11) is connected with activity press beam (12), the activity by wire rope pulley block of pressurizeing
Press beam (12) bottom side is equipped with tubular pole (13), it is characterised in that: the tubular pole (13) is located at pile top one end equipped with passing through pile-clamp
Fixed drill bit (2), the drill bit (2) are equipped with the rotating mechanism (3) that can drive drill bit rotation, and in the drill bit (2)
Equipped with the expansion mechanism (4) that can drive the outside Zhang Tuo of drill bit (2) side wall.
2. a kind of static pile press suitable under complex geological condition according to claim 1, it is characterised in that: described
Rotating mechanism (3) includes being fixed on internal the first actuator (31) of tubular pole (13), the output shaft of first actuator (31)
It is extended with drive rod (32), the drive rod (32) and drill bit (2) integrally connected.
3. a kind of static pile press suitable under complex geological condition according to claim 1, it is characterised in that: described
Expansion mechanism (4) includes the strut (41) for being hinged on drill bit (2) side wall inner surfaces, and the strut (41) is with respect to drill bit (2) side wall
One end is hinged with expansion-head (42), and the expansion-head (42) is connected with the connecting rod (43) being arranged in drill bit (2).
4. a kind of static pile press suitable under complex geological condition according to claim 3, it is characterised in that: described
Connecting rod (43) is equipped with the second actuator (44) far from expansion-head (42) side, and second actuator (44) is fixed at brill
Head (2) is internal.
5. a kind of static pile press suitable under complex geological condition according to claim 4, it is characterised in that: described
Expansion-head (42) is rectangular pyramid pyramid, and the strut (41) is hinged on the inclined-plane of expansion-head (42).
6. a kind of static pile press suitable under complex geological condition according to claim 1, it is characterised in that: described
Tubular pole (13) side is provided with the telescopic supporting element of at least two groups (5), described supporting element (5) one end and is fixed on operating platform
(1) hingedly, the other end is hinged with lever (52) fulcrum bearing (51) on, and the other end of the lever (52) and tubular pole (13) are cut with scissors
It connects.
7. a kind of static pile press suitable under complex geological condition according to claim 6, it is characterised in that: described
It is hinged on operating platform (1) crank (53), the crank (53) and lever (52) correspond hingedly.
8. a kind of static pile press suitable under complex geological condition according to claim 7, it is characterised in that: described
Supporting element (5), fulcrum bearing (51), lever (52) and crank (53) are uniformly distributed along the circumferential direction of tubular pole (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820543217.0U CN208251095U (en) | 2018-04-16 | 2018-04-16 | A kind of static pile press suitable under complex geological condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820543217.0U CN208251095U (en) | 2018-04-16 | 2018-04-16 | A kind of static pile press suitable under complex geological condition |
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| Publication Number | Publication Date |
|---|---|
| CN208251095U true CN208251095U (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820543217.0U Expired - Fee Related CN208251095U (en) | 2018-04-16 | 2018-04-16 | A kind of static pile press suitable under complex geological condition |
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| CN (1) | CN208251095U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924312A (en) * | 2019-12-17 | 2020-03-27 | 中交路桥建设有限公司 | Construction method of steel trestle |
| CN113529711A (en) * | 2021-07-26 | 2021-10-22 | 城地建设集团有限公司 | Reverse pulling device based on stand column and use method thereof |
| CN115059106A (en) * | 2022-06-30 | 2022-09-16 | 中煤科工集团西安研究院有限公司 | Construction device and construction method for in-situ stratum deformable water interception curtain |
-
2018
- 2018-04-16 CN CN201820543217.0U patent/CN208251095U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924312A (en) * | 2019-12-17 | 2020-03-27 | 中交路桥建设有限公司 | Construction method of steel trestle |
| CN113529711A (en) * | 2021-07-26 | 2021-10-22 | 城地建设集团有限公司 | Reverse pulling device based on stand column and use method thereof |
| CN115059106A (en) * | 2022-06-30 | 2022-09-16 | 中煤科工集团西安研究院有限公司 | Construction device and construction method for in-situ stratum deformable water interception curtain |
| CN115059106B (en) * | 2022-06-30 | 2023-11-17 | 中煤科工集团西安研究院有限公司 | Construction device and construction method of in-situ stratum deformable water interception curtain |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20210416 |