CN216081687U - Drilling bored concrete pile concrete face elevation device - Google Patents
Drilling bored concrete pile concrete face elevation device Download PDFInfo
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- CN216081687U CN216081687U CN202121602887.3U CN202121602887U CN216081687U CN 216081687 U CN216081687 U CN 216081687U CN 202121602887 U CN202121602887 U CN 202121602887U CN 216081687 U CN216081687 U CN 216081687U
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Abstract
The utility model discloses a device for marking the height of a concrete surface of a bored pile, which comprises a pile casing arranged in a deep hole, an automatic rotating device, a measuring rope and a hanging ball, wherein the automatic rotating device, the measuring rope and the hanging ball are arranged on the pile casing; the automatic rotating device comprises a motor, a controller, a pressure sensor and a rope winding box, the motor and the controller are installed on the protective cylinder, the rope winding box is installed on an output shaft of the motor and located right above the protective cylinder, the measuring rope is wound and installed in the rope winding box, and the hanging ball is installed at the movable end of the measuring rope; the pressure sensor is positioned between the measuring rope and the hanging ball; according to the technical scheme, the automatic rope recovery function is realized by adopting the automatic slewing device, the elevation of the surface of the poured concrete is quickly and accurately measured in the construction process, and the operation is simple.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a concrete surface height marking device for a bored pile.
Background
Along with the continuous development of bridge engineering construction, the application of drilling and pouring underwater concrete pile foundations is more and more extensive.
When the guide pipe is adopted for pouring underwater concrete into the bored pile, the guide pipe needs to be continuously lifted upwards, the guide pipe needs to be buried below the concrete surface for a certain depth in the underwater concrete pouring process according to the standard requirement, and the pouring height needs to exceed a designed certain elevation in order to ensure the pile quality of a pile foundation due to the fact that a large amount of slurry exists in the construction process of the bored pile.
In order to master the elevation of a concrete pouring surface in the pile foundation construction process, the elevation of the poured concrete is usually determined by combining a traditional measuring rope with a hammerhead method in the construction process, the method depends on the experience level of operators to a great extent, great difference exists, the purpose of real-time elevation monitoring cannot be realized, the construction operation is complex, and time and labor are wasted.
Disclosure of Invention
In order to solve the problems, the utility model aims to overcome the defects of the prior art and provide a device for marking the height of the concrete surface of a bored pile, which can quickly and accurately measure the elevation of the concrete surface to be poured in the construction process and is simple to operate.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a concrete surface height marking device for a bored pile comprises a pile casing arranged in a deep hole, an automatic rotating device, a measuring rope and a hanging ball, wherein the automatic rotating device, the measuring rope and the hanging ball are arranged on the pile casing; the automatic rotating device comprises a motor, a controller, a pressure sensor and a rope winding box, the motor and the controller are installed on the protective cylinder, the rope winding box is installed on an output shaft of the motor and located right above the protective cylinder, the measuring rope is wound and installed in the rope winding box, and the hanging ball is installed at the movable end of the measuring rope; the pressure sensor is positioned between the measuring rope and the hanging ball;
when the concrete surface rises to drive the measuring ball to rise, the measuring rope is not in a tight state any more, and further the interaction force between the measuring rope and the hanging ball is reduced, the pressure sensor sends a signal to the controller, and the controller delays for at least 1s and then controls the motor to enter a working state to tighten the measuring rope; and when the motor tensions the measuring rope and further increases the interaction force between the measuring rope and the hanging ball, the pressure sensor stops sending signals, and the controller controls the motor to exit from the working state.
Preferably, the motor is mounted on the casing through a movable tripod.
Preferably, the rope winding box further comprises a winding shaft, the winding shaft is in transmission connection with an output shaft of the motor, and the winding shaft and the output shaft of the motor are distributed coaxially.
Preferably, the material of the measuring rope is polyamide fiber.
Preferably, the measuring rope is provided with a plurality of scales, and the initial scale of the measuring rope is the diameter length of the hanging ball.
Preferably, the protective cylinder is installed at the top of the deep hole through a plurality of steel bars, and the steel bars are matched to form a cage-shaped structure.
Preferably, the diameter of the measuring ball is not less than 15 cm.
Preferably, the measuring ball is made of metal, the inside of the measuring ball is hollow, a plurality of through holes are formed in the spherical surface of the measuring ball, and the diameter of each through hole is smaller than the particle size of the concrete coarse aggregate and larger than the slurry particles.
The utility model has the beneficial effects that:
1) the automatic rotation device is adopted to realize the automatic recovery function of the measuring rope, the elevation of the surface of the poured concrete is quickly and accurately measured in the construction process, and the operation is simple.
2) The pressure sensor can ensure that the hanging ball rises along with the rise of the concrete surface when the concrete is poured, and the measuring rope can accurately read the elevation after being straightened under the action of the motor, but cannot pull the hanging ball away from the concrete interface.
Drawings
FIG. 1 is a front view of a concrete surface elevation device of a bored concrete pile according to the present invention;
fig. 2 is a side view of the concrete surface elevation device of the bored pile according to the present invention.
Description of reference numerals: 1. protecting the cylinder; 2. rope measurement; 3. hanging a ball; 4. a motor; 5. a rope coiling box; 6. a movable tripod.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; 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 by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The first embodiment is as follows:
the device for marking the concrete surface of the cast-in-place bored pile comprises a pile casing 1 arranged in a deep hole, an automatic slewing device, a measuring rope 2 and a hanging ball 3, wherein the automatic slewing device, the measuring rope 2 and the hanging ball 3 are arranged on the pile casing 1, the pile casing 1 is positioned at the top of the deep hole, and part of the pile casing 1 extends out of the deep hole; the automatic rotating device comprises a motor 4, a controller, a pressure sensor and a rope winding box 5, wherein the motor 4 and the controller are installed on the protective cylinder 1, the rope winding box 5 is installed on an output shaft of the motor 4 and is positioned right above the protective cylinder 1, the measuring rope 2 is wound and installed in the rope winding box 5, and the hanging ball 3 is installed at the movable end of the measuring rope 2; the pressure sensor is positioned between the measuring rope 2 and the hanging ball 3;
when the concrete surface rises to drive the measuring ball to rise, the measuring rope 2 is not in a tight state any more, and the interaction force between the measuring rope 2 and the hanging ball 3 is reduced, the pressure sensor sends a signal to the controller, and the controller delays for at least 1s and then controls the motor 4 to enter a working state to tighten the measuring rope 2; and when the interaction force between the measuring rope 2 and the hanging ball 3 is increased after the motor 4 tensions the measuring rope 2, the pressure sensor stops sending signals, and the controller controls the motor 4 to exit from the working state.
Therefore, the measuring ball rises along with the continuous rising of the concrete pouring surface, the measuring rope 2 is retracted and straightened under the driving of the motor 4, the elevation of the concrete surface can be rapidly and timely mastered by reading the data on the measuring rope 2, and the retracted measuring rope 2 is orderly wound on the rotating shaft, so that the construction site is kept clean, meanwhile, the arrangement, the transportation and the storage are convenient, the workload of repeatedly measuring the elevation of the concrete surface by operators is reduced, and the construction is ensured to be carried out uninterruptedly;
in addition, the pressure sensor can ensure that the hanging ball 3 rises along with the rise of the concrete surface when the concrete is poured, the elevation can be accurately read after the measuring rope 2 is straightened under the action of the motor 4, and the hanging ball 3 cannot be pulled away from the concrete interface; the controller delays for at least 1s and then controls the motor 4 to enter the working state to tension the measuring rope 2, so that the working state of the motor 4 is prevented from being switched too frequently, and the amount of the cast-in-place pile concrete can be controlled as much as possible after the controller delays for 1 s.
In the embodiment of the utility model, the motor 4 is arranged on the protective cylinder 1 through a movable tripod 6; particularly, the extending part of the protective cylinder 1 is perforated and then connected with the movable tripod 6 through bolts, so that the movable tripod 6 is convenient to disassemble, and further the storage and transportation of the movable tripod are convenient.
In the embodiment of the utility model, the rope winding box 5 further comprises a reel, the reel is in transmission connection with the output shaft of the motor 4, and the reel and the output shaft of the motor 4 are coaxially distributed.
In the embodiment of the utility model, the material of the measuring rope 2 is polyamide fiber; this is because the polyamide fibre test line 2 is inelastic and highly flexible.
It is worth to be noted here that before the measuring rope 2 is used, water is further used for fully soaking for 1 hour, and then the scales are checked; thereby avoiding the measuring rope 2 from influencing the elevation reading due to expansion in the soaking process.
In the embodiment of the utility model, the measuring rope 2 is provided with a plurality of scales, and the initial scale of the measuring rope 2 is the diameter length of the hanging ball 3.
In the embodiment of the utility model, the pile casing 1 is arranged at the top of the deep hole through a plurality of steel bars, and the steel bars are matched to form a cage-shaped structure.
In the embodiment of the utility model, the diameter of the measuring ball is not less than 15 cm; the arrangement is to prevent the hanging ball 3 from being clamped into the gap of the cage-shaped structure formed by matching a plurality of steel bars.
In the embodiment of the utility model, the measuring ball is made of metal, the inside of the measuring ball is hollow, a plurality of through holes are arranged on the spherical surface of the measuring ball, and the diameter of each through hole is smaller than the particle size of the concrete coarse aggregate and larger than the slurry particles; the arrangement is to ensure that the hanging ball 3 can sink into the mud layer and stop at the concrete surface layer.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the principle and spirit of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A device for marking the concrete surface height of a bored pile is characterized by comprising a pile casing arranged in a deep hole, an automatic rotating device, a measuring rope and a hanging ball, wherein the automatic rotating device, the measuring rope and the hanging ball are arranged on the pile casing; the automatic rotating device comprises a motor, a controller, a pressure sensor and a rope winding box, the motor and the controller are installed on the protective cylinder, the rope winding box is installed on an output shaft of the motor and located right above the protective cylinder, the measuring rope is wound and installed in the rope winding box, and the hanging ball is installed at the movable end of the measuring rope; the pressure sensor is positioned between the measuring rope and the hanging ball;
when the concrete surface rises to drive the measuring ball to rise, the measuring rope is not in a tight state any more, and further the interaction force between the measuring rope and the hanging ball is reduced, the pressure sensor sends a signal to the controller, and the controller delays for at least 1s and then controls the motor to enter a working state to tighten the measuring rope; and when the motor tensions the measuring rope and further increases the interaction force between the measuring rope and the hanging ball, the pressure sensor stops sending signals, and the controller controls the motor to exit from the working state.
2. The apparatus according to claim 1, wherein the motor is mounted to the casing via a movable tripod.
3. The device for marking the concrete surface of the bored pile according to claim 1, wherein the rope winding box further comprises a reel, the reel is in transmission connection with an output shaft of the motor, and the reel is coaxially distributed with the output shaft of the motor.
4. The device for marking the concrete surface of the bored pile according to claim 1, wherein the material of the measuring rope is polyamide fiber.
5. The device for marking the concrete surface of the bored pile according to claim 1, wherein the measuring rope is provided with a plurality of scales, and the initial scale of the measuring rope is the diameter and the length of the hanging ball.
6. The device for marking the concrete surface of the bored pile according to claim 1, wherein the casing is installed at the top of the deep hole through a plurality of steel bars, and the steel bars are matched to form a cage-shaped structure.
7. The apparatus according to claim 1, wherein the diameter of the measuring ball is not less than 15 cm.
8. The device for marking the concrete surface of the bored concrete pile according to claim 1, wherein the measuring ball is made of metal, the measuring ball is hollow inside, a plurality of through holes are formed in the spherical surface of the measuring ball, and the diameter of each through hole is smaller than the particle size of the concrete coarse aggregate and larger than the particle size of slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602887.3U CN216081687U (en) | 2021-07-14 | 2021-07-14 | Drilling bored concrete pile concrete face elevation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121602887.3U CN216081687U (en) | 2021-07-14 | 2021-07-14 | Drilling bored concrete pile concrete face elevation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216081687U true CN216081687U (en) | 2022-03-18 |
Family
ID=80665338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121602887.3U Active CN216081687U (en) | 2021-07-14 | 2021-07-14 | Drilling bored concrete pile concrete face elevation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216081687U (en) |
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2021
- 2021-07-14 CN CN202121602887.3U patent/CN216081687U/en active Active
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