CN111380444A - Pile foundation hole depth measurer and control method - Google Patents
Pile foundation hole depth measurer and control method Download PDFInfo
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- CN111380444A CN111380444A CN202010322547.9A CN202010322547A CN111380444A CN 111380444 A CN111380444 A CN 111380444A CN 202010322547 A CN202010322547 A CN 202010322547A CN 111380444 A CN111380444 A CN 111380444A
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- pile foundation
- controller
- stepping motor
- switch
- worm
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a pile foundation hole depth measurer, which comprises: the pile foundation comprises a body, wherein a sliding hole communicated with the upper surface and the lower surface is formed in the central axis of the body, a disc is fixedly connected to the side surface of the lower end of the body, and the diameter of the disc is larger than that of the pile foundation; the dipperstick, dipperstick and slide opening phase-match, dipperstick slidable mounting is in the slide opening. The problem that the consistency of measurement results and the measurement accuracy are poor in the prior art is solved.
Description
Technical Field
The invention relates to the technical field of building equipment, in particular to a pile foundation hole depth measurer and a control method.
Background
Pile holes need to be dug during construction of the photovoltaic power station, the depth of each pile hole needs to be measured so as to ensure the consistency of the depth of the pile hole, and the stability and reliability of the engineering quality are ensured.
The existing measurement of the depth of the pile hole mostly adopts a ruler, and the measurement through the ruler has the problems that,
1) when the straight ruler is held by a hand, the straight ruler is difficult to ensure to be vertical, so that the accuracy and consistency of the measurement result of the straight ruler are poor;
2) in order to ensure the stability of the measurement result, a ruler is generally inserted on the axis of the pile hole, but the ruler scales are far away from the upper edge of the hole, so that the accuracy of the observation result is poor.
Disclosure of Invention
In order to solve the defects and shortcomings of the prior art, the invention mainly aims to provide a pile foundation hole depth measuring device and a control method.
The technical scheme of the invention is as follows: a pile foundation hole depth measurer comprising:
the pile foundation comprises a body, wherein a sliding hole communicated with the upper surface and the lower surface is formed in the central axis of the body, a disc is fixedly connected to the side surface of the lower end of the body, and the diameter of the disc is larger than that of the pile foundation;
the dipperstick, dipperstick and slide opening phase-match, dipperstick slidable mounting is in the slide opening.
Further, still include:
the lifting device is connected with the measuring scale through the lifting device, and the lifting device drives the measuring scale to move up and down.
Further, the lifting knot device comprises:
a controller;
the screw hole is formed in the measuring scale, and the central axis of the screw hole is parallel to the length direction of the measuring scale;
the worm is matched with the screw hole, and the worm is in threaded connection with the screw hole;
the body of the stepping motor is fixedly connected with the body, a rotating shaft of the stepping motor is connected with the upper end of the worm, the worm is driven to rotate by the rotation of the stepping motor, and the stepping motor is electrically connected with the controller;
the light touch switch is arranged on the lower end face of the worm and is electrically connected with the controller;
the display is fixedly connected to the body and electrically connected with the controller.
Further, the lifting knot device further comprises:
a switch electrically connected to the controller.
Further, still include:
and the proximity sensor is arranged on the inner side surface of the uppermost part of the slide hole and is electrically connected with the controller.
Further, still include:
the first bubble level meter is fixedly connected to the side surface of the body;
the second bubble level meter is fixedly connected to the side surface of the body, the second bubble level meter and the first bubble level meter are on the same horizontal plane, and the second bubble level meter is not parallel to the first bubble level meter.
Further, still include:
the supporting legs, the supporting legs is the telescopic link, and the supporting legs includes 3, supporting legs upper end fixed connection at the body side surface, and the supporting legs is around body axis evenly distributed, and the supporting legs slant descends to one side.
A control method of the pile foundation hole depth measurer comprises the following steps:
a switch is pressed to send a signal to a controller, so that a stepping motor rotates to drive a worm to rotate and drive a measuring scale to descend until a tact switch is contacted with the ground;
after the tact switch is contacted with the ground, a signal is sent to the controller to stop the stepping motor from rotating;
the controller calculates the descending distance of the measuring scale through the rotating number of turns of the stepping motor and the parameters of the worm and then displays the descending distance through the display.
Further, the control method further includes:
the switch control method comprises the following steps: the push switch sends a signal to the controller, and the stepping motor is switched among a forward rotation state, a stop state and a reverse rotation state after being pressed once.
The invention has the beneficial effects that: compared with the prior art, the method has the advantages that,
1) the device is erected above the pile hole through the disc, the lower surface of the disc is in contact with the upper surface of the edge of the pile hole, the length direction of the measuring scale is vertical, the measuring scale is located right above the center of the pile hole, the measuring scale slides downwards during measurement until the lower end of the measuring scale contacts the center of the bottom of the pile hole, and the length of the measuring scale sliding downwards is the depth of the hole. The invention ensures that the length direction of the measuring scale is vertical during each measurement, the position of the measuring scale is positioned on the central axis of the pile hole during each measurement, the consistency of the measuring result is better, and the accuracy is higher;
2) according to the invention, the lifting device drives the measuring scale to move up and down, so that manual operation is not needed, the measuring scale can be prevented from sinking into soil at different depths due to different pressing forces, and the consistency of the measuring result is better;
3) according to the invention, the worm is driven to rotate in the screw hole through the rotation of the stepping motor, so that the measuring scale moves up and down along with the change of the rotation direction, when the tact switch is in contact with the ground, the tact switch sends a signal to the controller, the controller controls the stepping motor to stop rotating, the pile hole depth is the descending length of the measuring scale at the moment, the descending length of the measuring scale can be calculated through the step number of the stepping motor and the worm parameter, then the descending length of the measuring scale is displayed on the display, the measuring process is fully automatic, the descending length of the measuring scale does not need to be measured again, and the use is simpler and more;
4) the invention starts and stops measurement through the switch control device, and can conveniently adjust problems in the measurement process;
5) according to the invention, whether the measuring scale returns to the zero point is judged through the proximity sensor, so that the zero point return of the measuring scale is automatically realized;
6) according to the invention, whether the measuring scale is vertical or not is judged by the first bubble level meter and the second bubble level meter, so that the consistency and the accuracy of the measuring result are further improved;
7) when the upper surface of the edge of the pile hole is uneven, the body can be supported by the support legs in a telescopic manner, the posture of the body is adjusted, and the adaptability of the device to different earth surfaces is further improved;
8) according to the invention, whether the measuring scale is in contact with the ground or not is judged by the tact switch, the controller controls the rotation state of the stepping motor through the tact switch signal, and finally the controller calculates the descending distance of the measuring scale according to the rotation state of the stepping motor and the worm parameter, so that the measuring process is automatic, no person participates, and the consistency of the measuring result is better;
9) the invention controls the stepping motor to switch among 3 rotation states through one button, has few physical parts, and has simple operation and low cost.
Drawings
FIG. 1 is a schematic perspective view of example 1 of the present invention;
FIG. 2 is a top view of example 1 of the present invention;
FIG. 3 is an exploded view of example 1 of the present invention;
FIG. 4 is a partial view of FIG. 3A;
FIG. 5 is a perspective view of a body according to embodiment 1 of the present invention;
FIG. 6 is a front view of a measuring ruler according to an embodiment 1 of the present invention;
fig. 7 is a circuit connection block diagram of embodiment 1 of the present invention.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
example 1: referring to fig. 1 to 7, a pile foundation hole depth measurer includes: the pile foundation comprises a body 1, wherein a sliding hole 101 communicated with the upper surface and the lower surface is formed in the central axis of the body 1, a disc 2 is fixedly connected to the side surface of the lower end of the body 1, and the diameter of the disc 2 is larger than that of the pile foundation; dipperstick 3, dipperstick 3 and slide opening 101 phase-match, dipperstick 3 slidable mounting is in slide opening 101.
According to the invention, the device is erected on the pile hole through the disc 2, the lower surface of the disc 2 is in contact with the upper surface of the edge of the pile hole, the length direction of the measuring scale 3 is vertical, the measuring scale 3 is positioned right above the center of the pile hole, the measuring scale 3 slides downwards during measurement until the lower end of the measuring scale 3 is in contact with the center of the bottom of the pile hole, and the length of the measuring scale 3 sliding downwards is the depth of the hole. The invention ensures that the length direction of the measuring scale 3 is vertical during each measurement, the position of the measuring scale 3 is positioned on the central axis of the pile hole during each measurement, the consistency of the measuring result is better, and the accuracy is higher;
further, still include: elevating gear, dipperstick 3 pass through elevating gear and connect body 1, and elevating gear drive dipperstick 3 up-and-down motion.
According to the invention, the lifting device drives the measuring scale 3 to move up and down, so that manual operation is not needed, the phenomenon that the measuring scale 3 sinks into soil at different depths due to different pressing forces can be avoided, and the consistency of the measuring result is better.
Further, the lifting knot device comprises: a controller 12; the screw hole 301 is formed in the measuring scale 3, and the central axis of the screw hole 301 is parallel to the length direction of the measuring scale 3; the worm 4 is matched with the screw hole 301, and the worm 4 is in threaded connection with the screw hole 301; the body of the stepping motor 5 is fixedly connected with the body 1, the rotating shaft of the stepping motor 5 is connected with the upper end of the worm 4, the stepping motor 5 rotates to drive the worm 4 to rotate, and the stepping motor 5 is electrically connected with the controller 12; the tact switch 6 is arranged on the lower end face of the worm 4, and the tact switch 6 is electrically connected with the controller 12; and the display 8 is fixedly connected to the body 1, and the display 8 is electrically connected with the controller 12. The controller 8 may be implemented by an Arduino, PLC, raspberry, or other controller with peripheral circuits.
According to the invention, the worm 4 is driven to rotate in the screw hole 301 through the rotation of the stepping motor 5, so that the measuring scale 3 moves up and down along with the change of the rotation direction, when the tact switch 6 is in contact with the ground, the tact switch 6 sends a signal to the controller 12, the controller 12 controls the stepping motor 5 to stop rotating, the pile hole depth is the descending length of the measuring scale 3 at the moment, the descending length of the measuring scale 3 can be calculated through the steps of the stepping motor 5 and the parameters of the worm 4, then the descending length of the measuring scale 3 is displayed on the display 8, the measuring process is full-automatic, the descending length of the measuring scale is not required to be measured again, and the use is simpler.
Further, the lifting knot device further comprises: a switch 13, the switch 13 being electrically connected to the controller 12. The switch 13 here may be a push switch.
The device is controlled by the switch 13 to start and stop measurement, so that problems in the measurement process can be conveniently adjusted.
Further, still include: and a proximity sensor 7, wherein the proximity sensor 7 is disposed on an inner side surface of an uppermost portion of the slide hole 101, and the proximity sensor 7 is electrically connected to the controller 12. The proximity sensor 77 may be a Pont (R) proximity switch model SN-4 NUO.
The invention judges whether the measuring scale 3 returns to the zero point or not through the proximity sensor 7, thereby automatically realizing the zero point return of the measuring scale 3.
Further, still include: the first bubble level meter 9, the first bubble level meter 9 is fixedly connected with the side surface of the body 1; and the second bubble level meter 10 is fixedly connected to the side surface of the body 1, the second bubble level meter 10 and the first bubble level meter 9 are in the same horizontal plane, and the second bubble level meter 10 is not parallel to the first bubble level meter 9.
The invention judges whether the direction of the measuring scale 3 is vertical or not through the first bubble level gauge 9 and the second bubble level gauge 10, thereby further improving the consistency and the accuracy of the measuring result.
Further, still include: supporting legs 11, supporting legs 11 are the telescopic link, and supporting legs 11 include 3, and supporting legs 11 upper end fixed connection is at 1 side surface of body, and supporting legs 11 winds 1 axis evenly distributed of body, and supporting legs 11 slant downtilt.
When the upper surface of the edge of the pile hole is uneven, the supporting legs 11 can be used for telescopically supporting the body 1, so that the posture of the body 1 can be adjusted, and the adaptability of the device to different earth surfaces can be further improved.
A control method of the pile foundation hole depth measurer comprises the following steps:
a switch 13 is pressed to send a signal to a controller 12, so that a stepping motor 5 rotates to drive a worm 4 to rotate, and a measuring scale 3 is driven to descend until a tact switch 6 is contacted with the ground;
after the tact switch 6 is contacted with the ground, a signal is sent to the controller 12 to stop the stepping motor 5 from rotating;
the controller 12 calculates the descending distance of the measuring ruler 3 through the rotation number of the stepping motor 5 and the parameters of the worm 4 and then displays the descending distance through the display 8.
According to the invention, whether the measuring scale 3 is in contact with the ground or not is judged by the tact switch 6, the controller 12 controls the rotating state of the stepping motor 5 through the tact switch 6 signal, and finally the controller 12 calculates the descending distance of the measuring scale 3 according to the rotating state of the stepping motor 5 and the parameters of the worm 4, so that the measuring process is automatic, no personnel participates, and the consistency of the measuring result is better;
further, the control method further includes: the control method of the switch 13 comprises the following steps: the push switch 13 sends a signal to the controller 12 to switch the stepper motor 5 between forward, stopped and reverse rotation states each time it is pressed.
The invention controls the stepping motor to switch among 3 rotation states through a button 13, has few physical parts, and has simple operation and low cost.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (9)
1. A pile foundation hole depth measuring device is characterized by comprising:
the pile foundation comprises a body (1), wherein a sliding hole (101) communicated with the upper surface and the lower surface is formed in the central axis of the body (1), a disc (2) is fixedly connected to the side surface of the lower end of the body (1), and the diameter of the disc (2) is larger than that of the pile foundation;
dipperstick (3), dipperstick (3) and slide opening (101) phase-match, dipperstick (3) slidable mounting is in slide opening (101).
2. The pile foundation hole depth measurer of claim 1, further comprising:
the lifting device is characterized in that the measuring scale (3) is connected with the body (1) through the lifting device, and the lifting device drives the measuring scale (3) to move up and down.
3. A pile foundation hole depth measurer as claimed in claim 2, wherein the lifting knot means comprises:
a controller (12);
the screw hole (301), the said screw hole (301) is set up on the gauge (3), the central axis of the screw hole (301) is parallel to length direction of the gauge (3);
the worm (4), the worm (4) is matched with the screw hole (301), and the worm (4) is in threaded connection with the screw hole (301);
the body of the stepping motor (5) is fixedly connected with the body (1), a rotating shaft of the stepping motor (5) is connected with the upper end of the worm (4), the stepping motor (5) rotates to drive the worm (4) to rotate, and the stepping motor (5) is electrically connected with the controller (12);
the light touch switch (6), the light touch switch (6) is arranged on the lower end face of the worm (4), and the light touch switch (6) is electrically connected with the controller (12);
the display (8), display (8) fixed connection is on body (1), and display (8) and controller (12) electricity are connected.
4. A pile foundation hole depth measurer as claimed in claim 3, wherein the lifting knot device further comprises:
a switch (13), the switch (13) being electrically connected to the controller (12).
5. The pile foundation hole depth measurer of claim 3, further comprising:
and the proximity sensor (7) is arranged on the inner side surface of the uppermost part of the slide hole (101), and the proximity sensor (7) is electrically connected with the controller (12).
6. The pile foundation hole depth measuring device according to any one of claims 1 to 5, further comprising:
the first bubble level gauge (9), wherein the first bubble level gauge (9) is fixedly connected to the side surface of the body (1);
the second bubble level meter (10) is fixedly connected to the side surface of the body (1), the second bubble level meter (10) and the first bubble level meter (9) are in the same horizontal plane, and the second bubble level meter (10) is not parallel to the first bubble level meter (9).
7. The pile foundation hole depth measurer of claim 6, further comprising:
supporting legs (11), supporting legs (11) are the telescopic link, and supporting legs (11) include 3, and supporting legs (11) upper end fixed connection is at body (1) side surface, and supporting legs (11) wind body (1) axis evenly distributed, and supporting legs (11) slant is down-dip.
8. A method of controlling a pile foundation hole depth measuring device according to claim 7, comprising:
a switch (13) is pressed to send a signal to a controller (12), so that a stepping motor (5) rotates to drive a worm (4) to rotate, and a measuring scale (3) is driven to descend until a tact switch (6) is contacted with the ground;
the tact switch (6) is contacted with the ground and then sends a signal to the controller (12) to stop the rotation of the stepping motor (5);
the controller (12) calculates the descending distance of the measuring scale (3) through the rotating number of turns of the stepping motor (5) and the parameters of the worm (4) and then displays the descending distance through the display (8).
9. The method for using a pile foundation hole depth measurer according to claim 8, wherein the control method further comprises:
switch (13) control method: the push switch (13) sends a signal to the controller (12), and the stepping motor (5) is switched among a forward rotation state, a stop state and a reverse rotation state every time the push switch is pressed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010322547.9A CN111380444A (en) | 2020-04-22 | 2020-04-22 | Pile foundation hole depth measurer and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010322547.9A CN111380444A (en) | 2020-04-22 | 2020-04-22 | Pile foundation hole depth measurer and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111380444A true CN111380444A (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010322547.9A Pending CN111380444A (en) | 2020-04-22 | 2020-04-22 | Pile foundation hole depth measurer and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111380444A (en) |
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2020
- 2020-04-22 CN CN202010322547.9A patent/CN111380444A/en active Pending
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