CN111397486A - Sediment thickness check out test set - Google Patents
Sediment thickness check out test set Download PDFInfo
- Publication number
- CN111397486A CN111397486A CN202010146343.4A CN202010146343A CN111397486A CN 111397486 A CN111397486 A CN 111397486A CN 202010146343 A CN202010146343 A CN 202010146343A CN 111397486 A CN111397486 A CN 111397486A
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- China
- Prior art keywords
- measuring
- hammer
- scale
- inclinometer
- flat bottom
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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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- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/10—Plumb lines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/12—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum plumb lines G01C15/10
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention provides sediment thickness detection equipment, which comprises: the support is provided with at least one rail, and the rail is arranged on the support; the locator sliding frame is arranged on the track; the sharp bottom measuring hammer comprises a sharp bottom hammer head and a first tail wing, and the first tail wing is fixedly arranged above the sharp bottom hammer head; the flat bottom measuring hammer comprises a flat bottom hammer head and a second tail wing, and the second tail wing is fixedly arranged above the flat bottom hammer head; and two measuring ropes with scale, wherein one end of each measuring rope with scale is respectively connected with the pointed bottom measuring hammer and the flat bottom measuring hammer, and the other end of the measuring rope with scale passes through the positioner from the lower part during detection. The invention can greatly improve the stability and accuracy of sediment thickness measurement.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to engineering detection equipment, in particular to sediment thickness detection equipment.
[ background of the invention ]
In engineering, after the cast-in-place pile is formed into a hole and before concrete is cast in, the thickness of sediment at the bottom of the hole needs to be detected, and the thickness of the sediment directly influences the bearing capacity of the cast-in-place pile. The commonly used detection methods at present include a probe method, a resistivity method and a measuring hammer method. The first two methods are relatively complex in detection and high in cost, and are mainly used for third-party detection. The detection principle of the hammer measurement method is as follows: and (4) comparing the depth of the flat-bottom measuring hammer descending to the upper surface of the sediment with the hole depth, wherein the difference value is the sediment thickness. The method has the advantages that: simple and high efficiency.
However, the existing detection method for the thickness of the cast-in-place pile pore-forming sediment by using a measuring hammer method has the following defects: 1. without a positioning device: the thickness of the sediment formed by the hole of the cast-in-place pile is not uniform, the specification requires that a central point and a plurality of peripheral points are detected, but the currently used heavy hammer has no positioning device, generally only can be subjected to preliminary detection near the central position by hand feeling, and has low accuracy and poor repeatability; 2. heavy hammer sway and rotation are serious, and the posture is unstable: due to the action of the upper layer of slurry, the heavy hammer is lifted to a certain height and can rotate and swing when falling, so that the heavy hammer deviates from the original fixed position; 3. without the tilt angle test device: the attitude may be inclined when falling into the slag layer, and the detection depth cannot be accurately recorded.
[ summary of the invention ]
The invention aims to provide sediment thickness detection equipment, which can greatly improve the stability and accuracy of sediment thickness measurement.
The invention is realized by the following steps:
a sediment thickness detection apparatus, the detection apparatus comprising:
a support;
at least one rail, the rail is arranged on the bracket;
the locator sliding frame is arranged on the track;
the sharp bottom measuring hammer comprises a sharp bottom hammer head and a first tail wing, and the first tail wing is fixedly arranged above the sharp bottom hammer head;
the flat bottom measuring hammer comprises a flat bottom hammer head and a second tail wing, and the second tail wing is fixedly arranged above the flat bottom hammer head;
and two measuring ropes with scale, wherein one end of each measuring rope with scale is respectively connected with the pointed bottom measuring hammer and the flat bottom measuring hammer, and the other end of the measuring rope with scale passes through the positioner from the lower part during detection.
Furthermore, the detection equipment further comprises a first inclinometer, a second inclinometer and an inclination angle display, wherein the first inclinometer is fixed on the pointed bottom measuring hammer, the second inclinometer is fixed on the flat bottom measuring hammer, and the first inclinometer, the second inclinometer and the inclination angle display are electrically connected.
Further, the detection equipment also comprises a compass, and the compass is arranged on the bracket.
Further, a scale is arranged on the track.
Further, the locator is funnel-shaped locator, funnel-shaped locator's end opening diameter slightly is greater than take the diameter of scale measuring rope.
The invention has the following advantages:
the bracket is provided with the compass and the funnel-shaped positioner, and the funnel-shaped positioner can slide along the track with the scale, so that the hole depth and the sediment surface depth of different positions of the pile hole can be accurately detected by adjusting the position of the positioner; the measuring hammer disclosed by the invention adopts bionics, refers to the bow and arrow stability principle, and is provided with the feather-shaped empennage, so that the stability of the measuring hammer in falling is greatly improved, and the stability of the detection process is ensured; the built-in inclinometer of the measuring hammer transmits data to the inclination angle display through the connecting wire, and when the inclination angle is too large, the inclination angle is adjusted by pulling the measuring rope with the ruler, so that the measuring hammer is enabled to be plumbed at the bottom of the hole, and the detection accuracy is improved.
[ description of the drawings ]
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a diagram showing the effect of detecting the depth of a pile hole by using the sharp-bottomed measuring hammer of the present invention.
FIG. 2 is a diagram showing the effect of the flat bottom test hammer of the present invention on detecting the depth of the upper surface of the sediment.
Fig. 3 is a top view of the bracket and pile hole combination of the present invention.
Fig. 4 is a schematic structural diagram of the wedge-bottom measuring hammer of the present invention.
Fig. 5 is a schematic structural view of the flat bottom measuring hammer of the invention.
[ detailed description ] embodiments
Referring to fig. 1 to 5, the present invention relates to a sediment thickness detecting apparatus, including:
a support 1;
at least one rail 2, wherein the rail 2 is arranged on the bracket 1;
the positioner 3 is arranged on the track 2 in a sliding manner;
the sharp bottom measuring hammer 4 comprises a sharp bottom hammer head 41 and a first tail wing 42, and the first tail wing 42 is fixedly arranged above the sharp bottom hammer head 41;
the flat bottom measuring hammer 5 comprises a flat bottom hammer head 51 and a second tail wing 52, wherein the second tail wing 52 is fixedly arranged above the flat bottom hammer head 51;
and two measuring ropes 6 with a scale, wherein one end of each measuring rope 6 with the scale is respectively connected with the pointed bottom measuring hammer 4 and the flat bottom measuring hammer 5, and the other end of each measuring rope 6 with the scale passes through the positioner 3 from the lower part during detection.
The detection equipment further comprises a first inclinometer 43, a second inclinometer 53 and an inclination display 7, wherein the first inclinometer 43 is fixed on the pointed bottom measuring hammer 4, the second inclinometer 53 is fixed on the flat bottom measuring hammer 5, and the first inclinometer 43 and the second inclinometer 53 are electrically connected with the inclination display 7.
The detection device further comprises a compass 8, and the compass 8 is arranged on the bracket 1.
A scale is arranged on the track 2.
The functions of the structures of the invention are as follows:
(1) a sharp bottom measuring hammer 4: the pointed bottom hammer head 41 can pierce the sediment 20 and the mud to reach the bottom of the pile, and the marked depth of the measuring rope 6 with the scale is the hole depth; the first tail wing 42 is arranged, so that the sharp-bottom measuring hammer 4 can be balanced, and the posture of the sharp-bottom measuring hammer 4 can be kept when the sharp-bottom measuring hammer falls, so that the stability of the detection process is greatly improved; the first inclinometer 3 is arranged and can transmit the measured inclination angle of the sharp-bottomed measuring hammer 4 to the inclination angle display 7, and when the inclination angle is too large, the staff gauge measuring rope 6 is slowly pulled to enable the sharp-bottomed measuring hammer 4 to tend to be in a plumb state;
(2) flat bottom measuring hammer 5: the measuring tool is provided with a flat-bottom hammer 51 and can fall on the surface of the sediment 20, the marking depth of the measuring rope 6 with the marking ruler is the surface depth of the sediment, and the difference between the hole depth and the surface depth of the sediment is a detection object: the thickness of the sediment; the second tail wing 52 is arranged, so that the flat bottom measuring hammer 5 can be balanced, and the posture of the flat bottom measuring hammer 5 can be kept when the flat bottom measuring hammer falls, so that the stability of the detection process is greatly improved; the second inclinometer 53 is arranged, the measured inclination angle of the flat bottom measuring hammer 5 can be transmitted to the inclination angle display 7, and when the inclination angle is too large, the belt scale measuring rope 6 is slowly lifted to enable the flat bottom measuring hammer 5 to tend to be in a vertical state;
(3) funnel-shaped positioner: the device is used for positioning the sharp bottom measuring hammer 4 with the measuring rope 6 with the scale and the flat bottom measuring hammer 5, the lower opening of the funnel-shaped positioner is slightly larger than the measuring rope 6 with the scale, the positioning of the measuring hammer during falling can be well controlled, and meanwhile, the measuring hammer can be prevented from shifting when the measuring rope 6 with the scale is vertically adjusted along the funnel-shaped positioner;
(4) track with scale 2: the moving distance of the funnel-shaped positioner can be displayed very intuitively, and the detection position is determined;
(5) and a compass 8: a detection bearing is provided, typically pointing the track direction to true south or north.
The working process of the invention is as follows:
1. and (3) detecting the hole depth:
step 1.1, detecting the hole depth by selecting a sharp bottom measuring 4 hammers;
step 1.2, erecting the support 1 on a pile hole 10, and pointing the direction of the track 2 to the south through a compass 8;
step 1.3, adjusting the funnel-shaped positioner on the support 1 to the central position of the pile hole 10;
step 1.4, one end of a measuring rope 6 with a scale penetrates through the funnel-shaped positioner, a sharp-bottom measuring hammer 4 is put down until the hole bottom is reached, and the sharp-bottom measuring hammer 4 is lifted and then freely falls again;
step 1.5, judging whether the measuring hammer is plumb or not according to the inclination angle data displayed by the inclination angle display 7; if not, the staff gauge measuring rope 6 is lifted again until the sharp-bottom measuring hammer 4 is plumb; if yes, reading the data of the measuring rope 6 with the scale, and entering the next step;
step 1.6, sliding the funnel positioner 3 along the track 2, and adjusting to a position to be detected according to a scale; when the azimuth needs to be adjusted, the bracket 1 is rotated by matching with the compass 8; returning to the step 1.4;
repeating the step 1.4-1.6 until all detection points are detected, and averaging the data of the measuring rope 6 with the ruler, namely the average hole depth; the hole depth can also be detected separately for each position.
2. And (3) detecting the depth of the sediment surface:
2.1, selecting a flat-bottom hammer to measure the surface depth of the test sediments by 5;
the rest steps are the same as the hole depth detection step; the surface depth of the sediment is obtained.
3. Subtracting the surface depth of the average sediment from the average hole depth to obtain the average sediment thickness; the depth of the surface of the sediment can be subtracted from the depth of the hole of the corresponding point, and the sediment thickness of each point is obtained.
The bracket 1 is provided with the compass 8 and the funnel-shaped positioner, and the funnel-shaped positioner can slide along the track 2 with the scale, so that the hole depth and the surface depth of the sediments 20 at different positions of the pile hole 10 can be accurately detected by adjusting the position of the positioner 3; the measuring hammer disclosed by the invention adopts bionics, refers to the bow and arrow stability principle, and is provided with the feather-shaped empennage, so that the stability of the measuring hammer in falling is greatly improved, and the stability of the detection process is ensured; the built-in inclinometer of the measuring hammer transmits data to the inclination angle display through the connecting lead, and when the inclination angle is too large, the measuring rope 6 with the scale is pulled to adjust the inclination angle, so that the measuring hammer is enabled to be plumbed at the bottom of a hole, and the detection accuracy is improved.
Although specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the appended claims.
Claims (5)
1. The utility model provides a sediment thickness check out test set which characterized in that: the detection apparatus includes:
a support;
at least one rail, the rail is arranged on the bracket;
the locator sliding frame is arranged on the track;
the sharp bottom measuring hammer comprises a sharp bottom hammer head and a first tail wing, and the first tail wing is fixedly arranged above the sharp bottom hammer head;
the flat bottom measuring hammer comprises a flat bottom hammer head and a second tail wing, and the second tail wing is fixedly arranged above the flat bottom hammer head;
and two measuring ropes with scale, wherein one end of each measuring rope with scale is respectively connected with the pointed bottom measuring hammer and the flat bottom measuring hammer, and the other end of the measuring rope with scale passes through the positioner from the lower part during detection.
2. The apparatus for detecting a thickness of sludge according to claim 1, wherein: the detection equipment further comprises a first inclinometer, a second inclinometer and an inclination angle display, wherein the first inclinometer is fixed on the pointed bottom measuring hammer, the second inclinometer is fixed on the flat bottom measuring hammer, and the first inclinometer, the second inclinometer and the inclination angle display are electrically connected.
3. The apparatus for detecting a thickness of sludge according to claim 1, wherein: the detection equipment further comprises a compass, and the compass is arranged on the support.
4. The apparatus for detecting a thickness of sludge according to claim 1, wherein: and a scale is arranged on the track.
5. The apparatus for detecting a thickness of sludge according to claim 1, wherein: the locator is for leaking hopper-shaped locator, the end opening diameter of leaking hopper-shaped locator slightly is greater than take the diameter of scale rope-measuring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010146343.4A CN111397486A (en) | 2020-03-05 | 2020-03-05 | Sediment thickness check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010146343.4A CN111397486A (en) | 2020-03-05 | 2020-03-05 | Sediment thickness check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111397486A true CN111397486A (en) | 2020-07-10 |
Family
ID=71434453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010146343.4A Pending CN111397486A (en) | 2020-03-05 | 2020-03-05 | Sediment thickness check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111397486A (en) |
-
2020
- 2020-03-05 CN CN202010146343.4A patent/CN111397486A/en active Pending
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