CN216339538U - Pile foundation cast-in-place concrete elevation control device - Google Patents
Pile foundation cast-in-place concrete elevation control device Download PDFInfo
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- CN216339538U CN216339538U CN202122684947.7U CN202122684947U CN216339538U CN 216339538 U CN216339538 U CN 216339538U CN 202122684947 U CN202122684947 U CN 202122684947U CN 216339538 U CN216339538 U CN 216339538U
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Abstract
The utility model discloses a pile foundation cast-in-place concrete elevation control device, which comprises a power distribution host machine and a calibration pipe, wherein the vertical calibration pipe is detachably connected to an outer shell of the power distribution host machine; the center position on calibration pipe top is provided with laser range finder, and laser range finder's transmission is to setting up with calibration pipe is coaxial, laser range finder and the data concentrator electric connection who sets up on calibration pipe. The utility model has the advantages of reasonable and simple structure, easy operation, high efficiency, small external interference and more accurate measuring result, and can realize the measurement of the dynamic elevation of the poured concrete in the drilling and grouting process to obtain the data monitored in real time.
Description
Technical Field
The utility model relates to the technical field of pile foundation cast-in-place concrete, in particular to a pile foundation cast-in-place concrete elevation control device.
Background
The cast-in-place pile is a pile formed by forming a pile hole in foundation soil through mechanical drilling, steel pipe soil extrusion or manual excavation and the like on an engineering site, placing a reinforcement cage in the pile hole and pouring concrete into the pile hole. Deep foundations consisting of piles and pile caps (caps for short) connecting the tops of the piles or single-pile foundations consisting of columns and pile foundations, for short, pile foundations.
When the pile foundation is poured, most of the conventional modes are manual measurement, the pouring is stopped in the measurement process, the measurement is continued after the completion, the construction is repeated for many times, the pouring efficiency and the pouring quality are influenced, and the non-interference dynamic measurement and the dynamic control on the concrete elevation cannot be realized. Therefore, the pile foundation cast-in-place concrete elevation control device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pile foundation cast-in-place concrete elevation control device, which aims to solve the problem that the dynamic measurement of the pile foundation cast-in-place concrete elevation cannot be carried out in the prior art.
A pile foundation poured concrete elevation control device comprises a power distribution host machine and a calibration pipe, wherein the vertical calibration pipe is detachably connected to an outer shell of the power distribution host machine, openings are formed in the upper end and the lower end of the calibration pipe, the bottom of the calibration pipe extends into a drill hole to be grouted, and a floating ball capable of moving freely is arranged in the calibration pipe; the center position on calibration pipe top is provided with laser range finder, and laser range finder's transmission is to setting up with calibration pipe is coaxial, laser range finder and the data concentrator electric connection who sets up on calibration pipe.
The further technical scheme is as follows: the floating ball is of a hollow ball structure and is made of a light PP material.
The further technical scheme is as follows: the inner diameter of the calibration pipe is 0.5-1cm larger than the outer diameter of the floating ball.
The further technical scheme is as follows: the bottom edge of the calibration tube is provided with an inward-protruding anti-falling foot.
The further technical scheme is as follows: the surface of the calibration pipe is printed with length scale marks extending along the vertical direction.
The further technical scheme is as follows: the calibration pipe passes through drive assembly and is connected with the distribution host computer, and drive assembly includes fixed frame and driving motor, fixed frame is connected on the shell body of distribution host computer, and calibration union coupling is in fixed frame to can move in vertical direction under driving motor's drive.
The further technical scheme is as follows: the inner wall of the fixing frame is provided with a plurality of fixing seats, bearings are arranged in the fixing seats, a roll shaft is connected between every two adjacent fixing seats through the bearings in the fixing seats, rubber rollers are coaxially connected onto the roll shafts, the calibration pipe penetrates through an enclosed area formed by the connection of the roll shafts and the fixing seats, and each rubber roller clamps the outer surface of the calibration pipe and is vertically tangent to the calibration pipe; the driving motor is arranged on the fixing frame, and a motor shaft of the driving motor is in transmission connection with a roller shaft in any fixing seat through a coupling.
The further technical scheme is as follows: the fixing seats are three or four.
The further technical scheme is as follows: a plurality of vent holes are formed in the top of the side face of the calibration pipe.
The utility model has the beneficial effects that:
the utility model has the advantages of reasonable and simple structure, easy operation, high efficiency, small external interference and more accurate measuring result, and can realize the measurement of the dynamic elevation of the poured concrete in the drilling and grouting process to obtain the data monitored in real time.
The utility model can realize repeated recycling, is environment-friendly, can improve the efficiency and simultaneously saves resources.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the floating ball on the inner surface of the calibration pipe;
FIG. 3 is a schematic structural view of the bottom of the calibration pipe;
fig. 4 is a schematic structural view of the driving assembly.
In the figure: 1. calibration pipe, 2, distribution host computer, 3, drive assembly, 4, data concentrator, 5, air vent, 6, laser range finder, 7, floater, 8, anticreep foot, 9, fixed frame, 10, fixing base, 11, rubber roll, 12, roller, 13, driving motor, 14, grout pipe.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which refer to directions or positional relationships, are used for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A pile foundation poured concrete elevation control device is shown in figures 1-4 and comprises a power distribution host machine 2 and a calibration pipe 1, wherein the vertical calibration pipe 1 is detachably connected to the outer shell of the power distribution host machine 2, openings are formed in the upper end and the lower end of the calibration pipe 1, the bottom of the calibration pipe 1 extends into a drill hole to be grouted, and a floating ball 7 capable of moving freely is arranged in the calibration pipe 1; the central point on calibration pipe 1 top puts and is provided with laser range finder 6, and laser range finder 6's transmission is to setting up with calibration pipe 1 is coaxial, laser range finder 6 and the data concentrator 4 electric connection who sets up on calibration pipe 1.
The calibration pipe 1 is a hard round straight tubular structure, the calibration pipe 1 and the grouting pipe extend into a drill hole to be grouted together, the grouting surface in the drill hole gradually rises along with the gradual progress of grouting until the grouting surface is over the bottom opening of the calibration pipe 1, and at the moment, slurry enters the calibration pipe 1 under the action of the pressure of the slurry.
The floating ball 7 is of a hollow spherical structure, is made of light PP materials, and is hollow and low in weight, so that the floating ball 7 can float on the grout surface in the calibration pipe 1, when the grout surface of a drilling hole rises, the grout surface in the calibration pipe 1 rises together, and the floating ball 7 can also rise in the calibration pipe 1. The inner diameter of the calibration pipe is 0.5-1cm larger than the outer diameter of the floating ball, so that the floating ball can freely move in the calibration pipe, the center of the floating ball is approximately superposed with the center of the calibration pipe, and the measurement result is more accurate.
The bottom opening edge position of calibration pipe 1 is provided with inward-protruding anti-disengaging foot 8, and anti-disengaging foot 8 can be integrated into one piece, also can be demountable installation in bottom mouth of pipe department. The anti-falling foot 8 is used for limiting the floating ball 7 and preventing the floating ball 7 from falling out from the bottom pipe orifice of the calibration pipe 1.
The laser range finder 6 is fixed at the central position of the top end of the calibration pipe 1, the emitting direction of the laser range finder 6 is coaxially arranged with the calibration pipe 1, the distance from the top opening of the calibration pipe 1 to the floating ball 7 is measured by the laser range finder 6, and therefore the distance from the slurry surface is obtained, the distance is changed based on the change of the slurry surface, and the dynamic height of the slurry surface in the time period can be obtained. Meanwhile, the calibration tube 1 has the function of protecting the tube, and the light and distance measurement is performed in the closed calibration tube, so that the external interference on the light and distance measurement is small, and the accuracy is higher.
The laser range finder 6 is electrically connected with the data concentrator 4 through a data line, and the data concentrator 4 is used for collecting the measurement data of the laser range finder 6 and feeding the data back to constructors in real time for monitoring.
Still be equipped with power and the main control terminal that is used for the power supply in the distribution host computer 2, the main control terminal can select for use mobile PC, connects data concentrator 4 and realizes the real-time visual to concrete elevation detection data based on mobile PC.
As the grouting progresses deeply, the excessive slurry entering the calibration pipe 1 may affect the subsequent use, and thus the calibration pipe 1 needs to be moved upward by a certain height, so that the slurry level inside the calibration pipe 1 is maintained at a relatively low level. The surface of the calibration pipe 1 is marked with length scale marks (not shown in the figure) extending along the vertical direction, and the displacement distance of the calibration pipe 1 can be conveniently identified and read through the length scale marks.
An alarm system can be arranged on the mobile PC, so that the use of the calibration pipe is more conveniently monitored. Set up the minimum distance between floater 7 and the laser range finder and be safe distance, when floater 7 and laser range finder 6 reached safe distance, the bullet window of reporting to the police can appear on removing the PC, reminds the staff with the calibration pipe 1 certain height that rises.
The calibration pipe 1 can be detachably connected with the power distribution host through a bolt, and the calibration pipe 1 can also be detachably connected with the power distribution host 2 through the driving assembly 3. Drive assembly 3 includes fixed frame 9 and driving motor 13, fixed frame 9 is connected on the shell body of distribution host computer 2, and calibration pipe 1 is connected in fixed frame 9 to can move in vertical direction under driving motor 13's drive.
Preferably, the fixing frame 9 is a frame-shaped structure made of a hard material, a plurality of (three shown in fig. 4) fixing seats 10 are arranged on the inner wall of the fixing frame 9, bearings (not shown) are arranged in the fixing seats 10, a roll shaft 12 is connected between adjacent fixing seats 10 through the bearings in the fixing seats 10, and each roll shaft 12 is rotatably connected with the bearing in the adjacent fixing seat. The roller shaft 12 is coaxially connected with a rubber roller 11, the calibration pipe 1 penetrates through an enclosing area formed by connecting the roller shaft 12 and the fixed seat 10, and the rubber rollers 11 on the roller shaft are used for clamping the outer surface of the calibration pipe 1 and are vertically and tangentially arranged with the calibration pipe. The driving motor 13 is arranged on the fixed frame 9, a motor shaft of the driving motor 13 is in transmission connection with a roller shaft in one of the fixed seats 10 in the fixed frame 9 through a coupler to form a driving wheel, and the roller shafts in the other fixed seats 10 form driven wheels. Under the drive of the driving motor 13, the roller shaft 12 as the driving wheel drives the calibration pipe 1 to move in the vertical direction without moving in the horizontal direction under the action of friction force. In another embodiment, a gear set is provided in the same fixing base 10, and the gear set connects two adjacent roller shafts 12 to each other, so that all the roller shafts become driving wheels under the driving of the driving motor 13, and the calibration tube 1 is driven to vertically ascend.
In one embodiment, the number of the fixing seats is three, the three fixing seats are respectively fixed on different vertical surfaces of the inner wall of the fixing frame, three roller shafts are connected between the three fixing seats through bearings, and rubber rollers are connected onto the roller shafts, so that the calibration pipe penetrates through the three rubber rollers to be enclosed in a triangular area. The triangular connection structure makes the connection and movement of the calibration pipe more stable.
In another embodiment, four fixing seats are arranged, the connection mode of the fixing seats, the four roll shafts and the rubber rollers is similar to the arrangement mode of the three fixing seats in the previous embodiment, the four roll shafts and the fixing seats are enclosed through bearings to form a rectangular area, and the calibration pipe penetrates through the rectangular area and is connected into the fixing frame.
A plurality of air vents 5 are formed in the top of the side face of the calibration pipe 1, and the air vents 5 are utilized to realize the internal and external communication of the calibration pipe 1, so that the air pressure balance is realized, and the slurry is convenient to press into the calibration pipe 1 from the bottom. The aperture of the vent hole 5 is larger than the outer diameter of the floating ball, and the floating ball 7 can be placed into the calibration pipe 1 from the vent hole 5.
The use method of the utility model comprises the following steps:
before grouting, the calibration pipe 1 was attached inside the fixed frame 9 and the number of scales x1 at the top surface of the fixed frame at that time was recorded. And recording the height H of the pipe orifice of the calibration pipe 1 from the bottommost part of the pile foundation by using a laser range finder. After the floating ball 7 is placed into the calibration pipe 1 from the vent hole 5, grouting is started, at the moment, the data concentrator 4 reads the distance H1 between the top pipe orifice of the calibration pipe and the floating ball 7 in real time, and the real-time height H of the grout surface at the moment is H-H1 as the diameter of the floating ball can be ignored. When the thick liquid face height reaches safe distance, driving motor 13 starts, drives calibration pipe 1 and upwards moves certain distance, reads calibration pipe 1 scale number x2 at fixed frame 9 top surface position this moment to obtain the displacement x of calibration pipe being x2-x1, then the height H' of calibration pipe mouth distance pile foundation bottommost this moment is H + x. The operation can be repeated in the grouting until the drilling grouting reaches a preset value and the grouting is stopped, and after the operation is finished, the interior of the calibration pipe 1 is washed and stored for realizing the repeated use.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. The elevation control device for pile foundation poured concrete is characterized by comprising a power distribution host machine and a calibration pipe, wherein the vertical calibration pipe is detachably connected to an outer shell of the power distribution host machine, openings are formed in the upper end and the lower end of the calibration pipe, the bottom of the calibration pipe extends into a drill hole to be grouted, and a floating ball capable of moving freely is arranged in the calibration pipe; the center position on calibration pipe top is provided with laser range finder, and laser range finder's transmission is to setting up with calibration pipe is coaxial, laser range finder and the data concentrator electric connection who sets up on calibration pipe.
2. The elevation control device for pile foundation cast-in-place concrete according to claim 1, wherein the floating ball is a hollow spherical structure and is made of light PP material.
3. The elevation control device for pile foundation cast-in-place concrete according to claim 2, wherein the inner diameter of the calibration pipe is 0.5-1cm larger than the outer diameter of the floating ball.
4. The elevation control device for pile foundation cast-in-place concrete according to claim 1, wherein the bottom edge of the calibration pipe is provided with an inward-protruding anti-slip leg.
5. The apparatus of claim 1, wherein the calibration pipe has a length scale marked on its surface extending in a vertical direction.
6. The pile foundation cast-in-place concrete elevation control device according to claim 5, wherein the calibration pipe is connected with the power distribution main machine through a driving assembly, the driving assembly comprises a fixing frame and a driving motor, the fixing frame is connected to the outer shell of the power distribution main machine, and the calibration pipe is connected in the fixing frame and can move in the vertical direction under the driving of the driving motor.
7. The elevation control device for pile foundation cast-in-place concrete according to claim 6, wherein a plurality of fixing seats are arranged on the inner wall of the fixing frame, bearings are arranged in the fixing seats, a roll shaft is connected between adjacent fixing seats through the bearings in the fixing seats, rubber rollers are coaxially connected to the roll shaft, the calibration pipe passes through an enclosed area formed by the connection of the roll shaft and the fixing seats, and each rubber roller clamps the outer surface of the calibration pipe and is vertically tangent to the calibration pipe; the driving motor is arranged on the fixing frame, and a motor shaft of the driving motor is in transmission connection with a roller shaft in any fixing seat through a coupling.
8. The apparatus according to claim 7, wherein three or four of the holders are provided.
9. The pile foundation cast-in-place concrete elevation control device according to claim 1, wherein a plurality of vent holes are formed in the top of the side surface of the calibration pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122684947.7U CN216339538U (en) | 2021-11-04 | 2021-11-04 | Pile foundation cast-in-place concrete elevation control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122684947.7U CN216339538U (en) | 2021-11-04 | 2021-11-04 | Pile foundation cast-in-place concrete elevation control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216339538U true CN216339538U (en) | 2022-04-19 |
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ID=81135322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122684947.7U Active CN216339538U (en) | 2021-11-04 | 2021-11-04 | Pile foundation cast-in-place concrete elevation control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216339538U (en) |
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2021
- 2021-11-04 CN CN202122684947.7U patent/CN216339538U/en active Active
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