CN109736365A - A kind of project supervision stake holes sediment thickness detection device - Google Patents
A kind of project supervision stake holes sediment thickness detection device Download PDFInfo
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- CN109736365A CN109736365A CN201910021521.8A CN201910021521A CN109736365A CN 109736365 A CN109736365 A CN 109736365A CN 201910021521 A CN201910021521 A CN 201910021521A CN 109736365 A CN109736365 A CN 109736365A
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- stake holes
- slush pump
- detection device
- thickness detection
- sediment thickness
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Abstract
The invention discloses a kind of project supervision stake holes sediment thickness detection devices, are related to project supervision detection device technical field, solve the problems, such as that existing sediment thickness detection device accuracy in detection is not high.Technical solution is a kind of project supervision stake holes sediment thickness detection device, it restricts including measurement, one end of the measurement rope is fixedly connected with shell, slush pump is fixed on the shell, and the built-in power for the mud pump energy supply, straight down, the water outlet of the slush pump is located at its horizontal side to the water inlet of the slush pump.Structure of the invention is reasonable, can more accurately detect the sediment thickness in stake holes.
Description
Technical field
The present invention relates to project supervision detection device technical field, in particular to a kind of project supervision stake holes sediment thickness
Detection device.
Background technique
In cast-in-situ bored pile, due to mud sediment or stake hole wall collapse, one layer of sediment can be formed in stake holes bottom, when heavy
When larger bottom rigidity can reduce slag thickness, allowable bearing decline, therefore measured hole bottom sediment thickness is that drilled pile is applied
Indispensable one in work.
Such as notification number is the patent of CN203639959U, discloses a kind of project supervision stake holes sediment thickness detection
Device has the central axis of link including top, and the bottom end of the central axis is nose cone, and also sliding is set on the central axis
There is positioning plate, pull rod is connected between the positioning plate and the top of central axis, the pull rod is fixed on the top of positioning plate,
And slide the top for being arranged in central axis；It is additionally provided with along its length on the central axis multiple in the positioning plate edge
The resilient support machine for being detached from the constraint of positioning plate when mandrel moves up and popping up, being supported with the bottom face to positioning plate
Structure.
Above-mentioned stake holes sediment thickness detector makes measuring tool be inserted into sediment when measuring by gravity
The measurement of thickness is carried out in layer, but not only there was only mud in sediment, is also mixed with clod and some solid particles, only
Self weight by measuring tool is difficult complete penetration sediment layer, inaccurate so as to cause measurement result.
Summary of the invention
The object of the present invention is to provide a kind of project supervision stake holes sediment thickness detection devices, and device being capable of complete penetration
Sediment layer is to measure the height of bottom hole, so that measurement result is more accurate.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of project supervision stake holes is heavy
One end of slag thickness detection apparatus, including measurement rope, the measurement rope is fixedly connected with shell, is fixed with mud on the shell
Pump, and be the built-in power of the mud pump energy supply, the water inlet of the slush pump straight down, the water outlet of the slush pump
Mouth is located at its horizontal side.
By using above scheme, when being detected to sediment thickness, manually decentralization measurement rope so that slush pump into
Mouth of a river end is supported on sediment surface, feels and shows that slush pump is supported on sediment and shows that record measures at this time after pulling force lightens
The height and position of rope, repetitive operation measure multiple positions in stake holes, remove the data of obvious errors, calculate data
Average value, then propose slush pump, open to restrict by measurement again after slush pump and transfer to slush pump in stake holes, work as slush pump
Water inlet when supporting to sediment surface, sediment below can be extracted and is discharged from its water outlet by slush pump, by sediment
It is discharged into stake holes again with water, avoids sediment from transferring it and impact, when the inlet end of slush pump is supported on the hole of stake holes
When bottom, due to extruding of the stake holes in drilling by drill bit, so that the bottom hole of stake holes is very rigid tight, so that slush pump is difficult to
The soil at extraction aperture bottom is felt so that slush pump can not continue to move down and shows that slush pump is supported on after pulling force lightens
Sediment surface, record measure the height and position of rope at this time, and repetitive operation measures multiple positions in stake holes, remove bright
The data of aobvious error, calculate the average value of data, then calculate the difference of former and later two average values, this difference is sediment thickness
Degree, this device can complete penetration sediment layer to measure the height of bottom hole so that measurement structure is more accurate.
The present invention is further arranged to: the inlet end of the slush pump is also threaded with support plate, the support plate
Lower surface and the slush pump bottom it is contour.
By using above scheme, when measuring the height of sediment layer surface, slush pump is supported directly on sediment layer, by
It in the gravity of shell and slush pump, is fallen into sediment layer so that slush pump is easy some, to influence the standard of measurement
True property is threadedly coupled support plate in the inlet end of slush pump, and support plate is capable of increasing bearing area, so that sediment layer
Unit area stress reduces, to reduce depth of sinking, removes support plate again when measuring the bottom hole height of stake holes, so that
Measurement result is more accurate.
The present invention is further arranged to: being also fixedly connected with filter screen inside the inlet end of the slush pump.
By using above scheme, it is fixedly connected with filter screen inside the water inlet of slush pump, in the bottom hole of measurement stake holes
When height, slush pump can extract sediment and discharge it, but be mixed into some biggish stones in sediment once in a while, work as stone
When be drawn into together in the pipeline of slush pump with sediment, stone can be blocked by filter screen, avoid stone that slush pump is caused to damage
Bad, by filter screen setting, there are a fixed spacings to avoid stone from hindering so that stone can be inhaled into pipe with water inlet position at this time
Gear slush pump moves down, so that measurement result is more accurate.
The present invention is further arranged to: the filter screen is made of the staggered blade of transverse and longitudinal, and the blade position of the blade
In it backwards to the side of the slush pump.
By using above scheme, filter screen is set as being made of criss-cross blade, and the blade position of blade
In it backwards to the side of slush pump, when slush pump sucks sediment, the bulk clod in sediment can be cut into small pieces by blade, keep away
The clod for exempting from bulk causes the line clogging of slush pump.
The present invention is further arranged to: the water outlet end of the slush pump also flanged joint has a conduit, and the one of the conduit
End is connect with the water outlet end of the slush pump, and the other end is arranged upward vertically.
By using above scheme, in the water outlet end flanged joint conduit of slush pump, and conduit is away from slush pump
One end vertically upward, to avoid slush pump from being discharged heavy when slush pump extracts sediment and is discharged into sediment in stake holes again again
Slag and the hole wall of water slug stake holes and stake holes is damaged.
The present invention is further arranged to: being additionally provided with support frame, hoist engine, the measurement rope are fixed on support frame as described above
It is wound on the hoist engine away from one end of the shell and is controlled by it folding and unfolding.
By using above scheme, then support frame is set, when measuring, on the ground by support frame support, is passed through
Hoist engine, to feel whether measurement rope transfers excessively, is surveyed with measurement rope is mentioned on hand from time to time to control the folding and unfolding that measurement is restricted
Then the decentralization of surface measurement rope is excessive when amount rope can be mentioned above easily, needs the appropriate measurement rope that must wind to be adjusted, at this time side
Just the lifting for controlling slush pump, mitigates the manual labor of worker.
The present invention is further arranged to: tension sensor is further fixed on support frame as described above, under the tension sensor
End is fixed with pulley, and the measurement rope drive is connected on the pulley, is additionally provided between the pulley and the hoist engine
Meter counter, the measurement rope drive are connected on the idler wheel of the meter counter, and in the tension sensor and the meter counter
All it is provided with data line.
By using above scheme, tension sensor is set on the support frame, and in the fixed cunning in the lower end of tension sensor
Measurement rope drive is connected on pulley, when at the uniform velocity transferring slush pump by hoist engine, when slush pump is not up to sediment table by wheel
Face, since slush pump is uniform descent, so to measure the downward pulling force that pulley is subject to constant for tension sensor, when support plate branch
When supportting sediment surface, the speed of slush pump reduces, and tension sensor is experienced pulling force suffered by pulley and can be increased suddenly at this time,
To facilitate when determining support plate is supported on sediment surface, similarly, slush pump is slowly transferred, slush pump can also be measured how
When be supported on bottom hole, meter counter is plus-minus reversible meter, and when measuring, tension sensor and the data of meter counter are passed
Defeated line is connected on laptop, and the two is then led into figure vertically, determines how is slush pump by the variation of figure
When be supported on sediment surface and when be supported on bottom hole, then determine the numerical value of meter counter under the corresponding time by figure, two
The difference of a numerical value is the thickness of sediment, so that measurement is more convenient more accurate.
The present invention is further arranged to: stop collar is further fixed on support frame as described above, the measurement is restricted from the stop collar
Inside pass through.
By using above scheme, stop collar is set on the support frame, measurement rope is limited by stop collar, is kept away
Exempt from measurement rope and generates excessive shaking in folding and unfolding.
The present invention is further arranged to: multiple support wheels are also rotatably connected on support frame as described above.
By using above scheme, it is rotatablely connected support wheel on the support frame, to be moved easily device.
In conclusion the invention has the following advantages: one is the sediment thickness that can accurately measure stake holes；Its
Two, to can automatically detect, carry out calculation system, so that testing result is more accurate.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of embodiment.
Appended drawing reference: 1, measurement rope；2, shell；3, slush pump；4, built-in power；5, support plate；6, filter screen；7, it leads
Pipe；8, support frame；9, hoist engine；10, tension sensor；11, pulley；12, meter counter；13, data line；14, stop collar；
15, support wheel.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
It is solid on support frame 8 as shown in Figure 1, a kind of project supervision stake holes sediment thickness detection device, including support frame 8
Surely there are multiple support wheels 15, be moved easily so that support frame 8 is whole.It is further fixed on hoist engine 9 on support frame 8, is received on hoist engine 9
Volume has measurement rope 1, and meter counter 12 is further fixed on support frame 8, and meter counter 12 is that plus-minus is reversible, is connected with number on meter counter 12
According to transmission line 13,1 transmission connection of measurement rope is on the runner of meter counter 12, and when 1 folding and unfolding is restricted in measurement, meter counter 12 can be shown
Corresponding numerical value is shown, the data line 13 on meter counter 12 is connected on laptop, it can be in laptop
Upper export is using the time as X-axis, using metering numerical value as the figure of Y-axis.
It is further fixed on tension sensor 10 on support frame 8, data line 13 is connected in tension sensor 10, pulling force passes
The upper end of sensor 10 is fixed on support frame 8, and the lower end of tension sensor 10 is fixed with a pulley 11, measures rope 1 from elevator
After unreeling on machine 9, measurement rope 1 is first sequentially connected with meter counter 12, then is sequentially connected with pulley 11, then transmits straight down,
Data line 13 in tension sensor 10 is connected on laptop, can be exported on notebook with the time is X
Axis, using stress numerical value as the figure of Y-axis.
It is further fixed on a stop collar 14 on support frame 8, measurement rope 1 first passes through pulley 11 when unreeling, then from limit
It is passed through in ring 14, is limited by 14 pairs of measurement ropes 1 of stop collar, avoid measurement rope 1 that excessive shaking occurs in folding and unfolding.
Measurement rope 1 is fixedly connected with shell 2 away from one end of hoist engine 9, slush pump 3 is fixed on shell 2 and for mud
The built-in power 4 of 3 functions is pumped, slush pump 3 includes the long tube of a pump and lower section, provides power by pump, the mud of suction exists
Flowing in long tube, straight down, and the inlet end of slush pump 3 is also threaded with support plate 5 to the water inlet of slush pump 3, branch
The lower surface of support plate 5 and the bottom of slush pump 3 are contour, and the water outlet of slush pump 3 is located at its horizontal side and flanged joint has
Conduit 7, conduit 7 away from one end of slush pump 3 vertically upward.
In addition, being also fixedly connected with filter screen 6 inside the inlet end of slush pump 3, filter screen 6 is by criss-cross knife
Piece is constituted, and the blade of blade is located at it backwards to the side of slush pump 3.
Operating process: measuring the height and position on sediment surface, first by the data of both meter counter 12 and tension sensor 10
Transmission line 13 is connected on laptop, and then support plate 5 is threadedly coupled to the lower end of slush pump 3, then pass through elevator
Machine 9 controls the slush pump 3 not worked and evenly transfers.At this point, when the figure that the data that meter counter 12 transmits are formed is the last period
Between be maintained at certain numerical value, be then sometime gradually reduced, it is last to be maintained at a constant numerical value again, write down on figure
The numerical value of time is corresponded on the figure that the data that the time of first turning point and tension sensor 10 are transmitted are formed.Repeatedly
Repetitive operation measures each sediment surface level position in stake holes, removes obvious errors, then calculates average
Value.
The height and position of bottom hole is measured, the data line 13 of both meter counter 12 and tension sensor 10 is kept to be connected to
On laptop, support plate 5 is then removed, and starts slush pump 3, the slush pump 3 in work is then controlled by hoist engine 9
Evenly transfer.At this point, the figure that the data that meter counter 12 transmits are formed is to be maintained at certain numerical value for the previous period, then exist
It is sometime gradually reduced, and is maintained at a constant numerical value, be gradually reduced again later, it is constant up to being finally maintained at one
Numerical value, during which figure may have fluctuation, write down the time of the last one turning point and tension sensor 10 on figure and pass
The numerical value of time is corresponded on the figure that defeated data are formed.Repeat the operation several times, each operating interval for a period of time, in stake holes
The height and position of each bottom hole measure, remove obvious errors, then calculate average value.
Finally, the difference of two average value is the sediment thickness detected.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (9)
1. a kind of project supervision stake holes sediment thickness detection device, it is characterised in that: it restricts (1) including measurement, the measurement rope
(1) one end is fixedly connected with shell (2), is fixed with slush pump (3) on the shell (2), and is supplied for the slush pump (3)
The built-in power (4) of energy, straight down, the water outlet of the slush pump (3) is located at its level to the water inlet of the slush pump (3)
Side.
2. a kind of project supervision according to claim 1 stake holes sediment thickness detection device, it is characterised in that: the mud
The inlet end of stock pump (3) is also threaded with support plate (5), lower surface and the slush pump (3) of the support plate (5)
Bottom is contour.
3. a kind of project supervision according to claim 1 stake holes sediment thickness detection device, it is characterised in that: the mud
Filter screen (6) are also fixedly connected with inside the inlet end of stock pump (3).
4. a kind of project supervision according to claim 3 stake holes sediment thickness detection device, it is characterised in that: the mistake
Strainer (6) is made of the staggered blade of transverse and longitudinal, and the blade of the blade is located at it backwards to the side of the slush pump (3).
5. a kind of project supervision according to claim 1 stake holes sediment thickness detection device, it is characterised in that: the mud
The water outlet end also flanged joint of stock pump (3) has conduit (7), one end of the conduit (7) and the water outlet of the slush pump (3)
End connection, the other end are arranged upward vertically.
6. a kind of project supervision according to claim 1 stake holes sediment thickness detection device, it is characterised in that: also set up
Have support frame (8), be fixed on support frame as described above (8) hoist engine (9), the measurement rope (1) deviates from the one end of the shell (2)
Winding is on the hoist engine (9) and is controlled by it folding and unfolding.
7. a kind of project supervision according to claim 6 stake holes sediment thickness detection device, it is characterised in that: the branch
It is further fixed on support (8) tension sensor (10), the lower end of the tension sensor (10) is fixed with pulley (11), the survey
Amount rope (1) transmission connection is additionally provided with meter counter between the pulley (11) and the hoist engine (9) on the pulley (11)
(12), measurement rope (1) transmission connection is on the idler wheel of the meter counter (12), and the tension sensor (10) and described
Data line (13) are all provided on meter counter (12).
8. a kind of project supervision according to claim 6 stake holes sediment thickness detection device, it is characterised in that: the branch
It is further fixed on support (8) stop collar (14), the measurement rope (1) passes through from the stop collar (14).
9. a kind of project supervision according to claim 6 stake holes sediment thickness detection device, it is characterised in that: the branch
Multiple support wheels (15) are also rotatably connected on support (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910021521.8A CN109736365A (en) | 2019-01-10 | 2019-01-10 | A kind of project supervision stake holes sediment thickness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910021521.8A CN109736365A (en) | 2019-01-10 | 2019-01-10 | A kind of project supervision stake holes sediment thickness detection device |
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| Publication Number | Publication Date |
|---|---|
| CN109736365A true CN109736365A (en) | 2019-05-10 |
Family
ID=66364281
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910021521.8A Pending CN109736365A (en) | 2019-01-10 | 2019-01-10 | A kind of project supervision stake holes sediment thickness detection device |
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| Country | Link |
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| CN (1) | CN109736365A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285738A (en) * | 2019-05-24 | 2019-09-27 | 中国建筑第二工程局有限公司 | A kind of pile bottom sediment detection device and detection method |
| CN112593582A (en) * | 2020-12-03 | 2021-04-02 | 石立君 | Bored concrete pile bottom sediment detection device |
| CN113186929A (en) * | 2021-04-15 | 2021-07-30 | 山东大学 | Cast-in-place pile concrete top surface elevation control device and method |
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| CN104631520A (en) * | 2015-01-13 | 2015-05-20 | 西南石油大学 | Device for measuring sediment thickness through drill bit variable pressure sensing method |
| CN205977704U (en) * | 2016-08-04 | 2017-02-22 | 林玉瑶 | Clear hole slush pump |
| CN107130645A (en) * | 2017-06-06 | 2017-09-05 | 长江三峡勘测研究院有限公司（武汉） | Multifunctional vibration-type stake well sediment detector |
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2019
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| US3940982A (en) * | 1974-09-16 | 1976-03-02 | The United States Of America As Represented By The Secretary Of The Navy | Subbottom rock mapping probe |
| CN104631520A (en) * | 2015-01-13 | 2015-05-20 | 西南石油大学 | Device for measuring sediment thickness through drill bit variable pressure sensing method |
| CN205977704U (en) * | 2016-08-04 | 2017-02-22 | 林玉瑶 | Clear hole slush pump |
| CN107130645A (en) * | 2017-06-06 | 2017-09-05 | 长江三峡勘测研究院有限公司（武汉） | Multifunctional vibration-type stake well sediment detector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285738A (en) * | 2019-05-24 | 2019-09-27 | 中国建筑第二工程局有限公司 | A kind of pile bottom sediment detection device and detection method |
| CN112593582A (en) * | 2020-12-03 | 2021-04-02 | 石立君 | Bored concrete pile bottom sediment detection device |
| CN113186929A (en) * | 2021-04-15 | 2021-07-30 | 山东大学 | Cast-in-place pile concrete top surface elevation control device and method |
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Application publication date: 20190510 |