CN105064369A - Pressure trigger type underwater cast-in-place pile elevation locating device and using method thereof - Google Patents
Pressure trigger type underwater cast-in-place pile elevation locating device and using method thereof Download PDFInfo
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- CN105064369A CN105064369A CN201510511514.8A CN201510511514A CN105064369A CN 105064369 A CN105064369 A CN 105064369A CN 201510511514 A CN201510511514 A CN 201510511514A CN 105064369 A CN105064369 A CN 105064369A
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- absolute altitude
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000000523 sample Substances 0.000 claims abstract description 61
- 230000001681 protective effect Effects 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 229920006267 polyester film Polymers 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 230000010412 perfusion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a pressure trigger type underwater cast-in-place pile elevation locating device and a using method thereof. The pressure trigger type underwater cast-in-place pile elevation locating device comprises an underwater pressure probe, an alarm device and two waterproof wires, wherein the underwater pressure probe is connected with the alarm device in series through the two waterproof wires. The underwater pressure probe comprises a probe protection cover and a pressure sheet fixing bar which is arranged in the probe protection cover. Multiple pairs of outer pressure sheets and inner pressure sheets are fixed on the pressure sheet fixing bar, the outer pressure sheets correspond to the inner pressure sheets in position, and the outer pressure sheets are spaced from the inner pressure sheets by a certain distance internally and externally. The pairs of the outer pressure sheets and the inner pressure sheets are arranged in the radial direction of the underwater probe in an equal-angle mode. The outer pressure sheets and the inner pressure sheets are connected with the two waterproof wires respectively. The underwater pressure probe is placed at the pile foundation designed elevation position; when concrete rises to the designed elevation position, the concrete applies pressure to the periphery of the underwater pressure probe, so that the outer pressure sheets and the inner pressure sheets which are not closed originally are closed by bearing the pressure, a circuit is closed, and the alarm device connected with the circuit in series is excited by currents to work so as to give an alarm.
Description
Technical field
The present invention relates to a kind of pressure activated formula underwater cast-in-place pile control device and method thereof, belong to building engineering construction field.
Background technology
Concrete is modal a kind of construction material in Construction of Civil Engineering, and purposes widely, plays important role in the construction of building etc.In water-bed pile foundation construction process, castinplace pile often needs segmentation to build.But when segmentation is built, due to operate miss and all irresistible factors of constructor, usually there will be the super filling of this stage, or perfusion does not reach the situation at the design elevation place in this stage.If there is super filling phenomenon, the shaping rear excavation soil body of pile foundation, must with artificial by the concrete chisel removal of super filling, until the elevation location of this stage design, this can directly have influence on construction speed and pollution of ecological environment; Do not reach the situation of design elevation if there is perfusion, must supplementary irrigation measure be carried out, indirectly have influence on the intensity of pile foundation.In China, the loss that these production accidents bring every year is thus immeasurable.
The patent No. is the patent that the name of CN100483081C is called " underwater concrete pouring level position indicator ", discloses a kind of method of concrete absolute altitude location when detecting castinplace pile underwater grouting.The patent No. is CN202139616U, what name was called " a kind of underwater elevation controller for cast-in-place concrete pile " patent discloses a kind of underwater elevation controller for cast-in-place concrete pile, its structure is: " described reinforcing cage is arranged Underwater Pressure inductor, described Underwater Pressure inductor is by connecting by the metal lead wire of described cast-in-place concrete pile Base top contact the pressure alarm being arranged on ground.But " there is following shortcoming in foregoing invention:
1, pressure sensor is conventional model, does not have specific aim, easily damages in the concreting process of castinplace pile under water;
2, structure does not have corresponding water-proof protection device, under water under this special condition of work, easily soaks, causes the short circuit of internal circuit, even damages;
3, traditional sensor is electronic sensor, and when certain direction of probe is subject to instantaneous pressure and will reports to the police, concrete conduit therefore cannot being avoided to move up and down cause gushes the uniaxial pressure caused suddenly triggers, and the accuracy of warning cannot be protected.
Summary of the invention
The present invention is in order to solve the problem, propose a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner and using method thereof, pressure probe in this device to be fixed on inside reinforcing cage and to transfer to Pile Foundations Design absolute altitude place, component due to concrete and mud differs widely, and to result in the two differing pressure produced at phase co-altitude very large, there is change clearly, when concrete rises to this device place, concrete gives pressure around pressure probe, make the original not closed copper sheet pressurized closed connection circuit in pressure probe, hand-held alarm in this device is reported to the police, therefore, it is possible to give constructor alarm signal the most intuitively.
To achieve these goals, the present invention adopts following technical scheme:
A kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner, two water proof wires comprising Underwater Pressure probe, warning device and the two is connected; Described Underwater Pressure probe comprises probe protective cover and is located at the pressure plate hold-down bars in described probe protective cover, described pressure plate hold-down bars is fixed with the corresponding and inside and outside phase in position across a certain distance some to outer pressure plate and inner pressure plate, describedly somely angularly to arrange along the radial direction of described underwater probe outer pressure plate and inner pressure plate, described outer pressure plate and inner pressure plate are connected with described two water proof wires respectively;
Described Underwater Pressure probe is placed in Pile Foundations Design absolute altitude place, when concrete rises to described absolute altitude place, described concrete is applying pressure around described Underwater Pressure is popped one's head in, original not closed described outer pressure plate and inner pressure plate pressurized are closed, connect circuit, the described warning device being connected on this loop excites work by electric current, sends warning.
When filling concrete reaches design elevation and submergence triaxial pressure sheet, inside and outside triaxial pressure sheet pressurized can be made to close, now closing of circuit, form a closed loop, the buzzer and the indicator lamp that are connected on this loop excite work by electric current, show that concrete has reached design elevation position.
Adopt water proof wire for underwater environment, improve safety.
Traditional sensor is electronic sensor, will report to the police when certain direction of probe is subject to instantaneous pressure.Pressure plate is set to and some along the radial direction of underwater probe, this physical arrangement is angularly arranged to outer pressure plate and inner pressure plate, only have when sensor is immersed in concrete slurry, its continuous produced just is enough to outer pressure plate and inner pressure plate are closed, and then report to the police, avoid and gush impact on instrument suddenly because conduit moves up and down the concrete that causes, reduce the probability that uniaxial pressure triggers.
Described Underwater Pressure probe is the disposable probe of totally-enclosed waterproof.
Adopt totally-enclosed watertight transducer, effectively ensure that the applicability of probe under specific work environments.For specific environment, adopt disposable probe, structure is simple, reduces costs.
Described probe protective cover comprises the hard protective cap being positioned at described Underwater Pressure probe two ends; and the flexible film that the two ends between two described protective caps bond with described protective cap respectively; wherein the described protective cap on top has the perforate for drawing described water proof wire, by marine glue, the described perforate that Underwater Pressure is popped one's head in is sealed intact after drawing wire.
Adopt protective cap, can play the good protective effect of probe.Be provided with flexible film in the middle of protective cap, when concrete perfusion is to absolute altitude, probe can sense concrete confined pressure in time, improves the sensitivity of probe work.
Described protective cap is hard PVC protective cap; Described flexible film is soft polyester film.
Protective cap is conventional hard PVC material, and flexible film is soft polyester film, draws materials conveniently, with low cost.
Described pressure fixing rod is cylindrical, axial arranged all along described pressure fixing rod of described outer pressure plate and inner pressure plate, described pressure fixing rod is provided with limited impression, and the end of described outer pressure plate and inner pressure plate is all fixed on described limited impression by pressure rings.
Pressure plate is fixed on the respective annular groove of pressure fixing rod by pressure rings, and structure is simple, convenient fixing, places and slides.
Described pressure rings and pressure plate are an entirety, are in parallel between described outer pressure plate, and be also in parallel between described inner pressure plate, described water proof wire is connected with described pressure plate by described pressure rings.
Pressure rings and pressure plate are holistic structure, and structure is simple, are convenient to make, cost-saving, good integrity.
Described outer pressure plate and inner pressure plate are three.
Be designed to the triaxial pressure sheet meeting mechanics principle, make pressure plate under satisfied measurement accurately prerequisite, minimum number, cost-saving.
Described warning device is hand-held buzzing vibrations alarms, inside is provided with charged lithium cells, electromagnetic shaker and buzzer, the signal lamp that surface is provided with power switch and connects with described electromagnetic shaker and buzzer, after pressure plate pressurized is closed, indicator lamp is bright, electromagnetic shaker and buzzer work, give operating personnel alarm signal.
Structure of the present invention is simple, easy to operate, can accept by site operation personnel and correct use.
Relay indicating light and charging indicator light are set, can the duty of demonstration device intuitively, be convenient to inspection and the operation of device.
The thickness of described outer pressure plate is 2mm.
Outer pressure plate is arranged to this thickness, ensures when underwater probe is by concrete slurry submergence, produces suitable corresponding amount of deflection, thus pressure plate closes, and reports to the police.
A using method for pressure activated formula underwater cast-in-place pile absolute altitude positioner, comprises the following steps:
Step 1: Underwater Pressure probe is shaken alarm by water proof wire and hand-held buzzing and connects and form closed-loop path, start absolute altitude positioner, now relay indicating light, electromagnetic shaker and buzzer all do not work, represent that all circuit normally work and do not have short circuit phenomenon to occur, pressure plate does not close;
Step 2: inner side Underwater Pressure probe being fixed on reinforcing cage top, after reinforcing cage is transferred, pressure probe is positioned at design elevation place;
Step 3: when filling concrete reaches design elevation, when namely submergence is respectively to pressure plate, external and internal pressure sheet pressurized is closed, and connect circuit, now relay indicating light is bright, and hand-held buzzing vibrations alarm equipment alarm, stops filling with stake simultaneously.
Beneficial effect of the present invention is:
(1) structure of the present invention is simple, easy to operate, can accept by site operation personnel and correct use;
(2) the present invention can control the elevation of water-bed pile foundation more accurately.Triaxial pressure triggers design, substantially can eliminate and gush impact on instrument suddenly because conduit moves up and down the concrete that causes, can reduce the probability that uniaxial pressure triggers;
(3) the present invention can reduce concrete waste and the pollution to ecological environment;
(4) the present invention can accelerating construction progress to a certain extent, a large amount of reductions can cut the multinomial expenses such as the labour cost that stake top concrete brings, directly reduce the cost of construction.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is hand-held buzzing vibrations alarm schematic diagram of the present invention;
Fig. 3 is Underwater Pressure of the present invention probe overall schematic;
Fig. 4 is that the axles such as the three-dimensional of Underwater Pressure probe internal construction in the present invention measure intention;
Fig. 5 is the structural representation of the triaxial pressure sheet in the present invention in Underwater Pressure probe.
Wherein, 1-1 is hand-held buzzing vibrations alarms, and 1-2 is water proof wire, and 1-3 is Underwater Pressure probe; 2-2 is buzzer, and 2-3 is power switch, and 2-4 is relay indicating light, and 2-5 is charging indicator light, and 2-6 is charger contacts socket; 3-1 is PVC protective cover, and 3-2 is soft polyester film; 4-1 is pressure plate hold-down bars, and 4-2 is inner pressure plate, and 4-3 is outer pressure plate; 5-1 is pressure rings, and 5-2 is groove.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
As Figure 1-Figure 5, a kind of pressure activated formula fills with a control device under water, comprises hand-held buzzing vibrations alarm 1-1, water proof wire 1-2, Underwater Pressure probe 1-3.Wherein, the both positive and negative polarity access port of described hand-held alarm bottom is connected with one end of two wires respectively, and the other end and the Underwater Pressure of the wire 1-3 that pops one's head in is connected, and carries out waterproofing work.
Hand-held buzzing vibrations alarm 1-1 is provided with a relay indicating light 2-4, charging indicator light 2-5, a buzzer 2-2, power switch 2-3, built-in lithium battery and a built-in electromagnetic shaker, end face has charger contacts socket 2-6, there is both positive and negative polarity access port bottom surface, can be connected with water proof wire 1-2.
Described water proof wire 1-2 is the copper conductor of the tape insulation waterproof protective layer of Φ 6mm, and described wire one end connects hand-held alarm, and the other end connects described Underwater Pressure probe 1-3, can select the length of water proof wire according to the actual conditions at scene.
Described Underwater Pressure probe 1-3 is the disposable probe of totally-enclosed waterproof, is made up of the water proof wire 1-2 of probe protective cover 3-1, soft polyester film 3-2, pressure plate hold-down bars 4-1, inner pressure plate 4-2, outer pressure plate 4-3 and certain length.
Described probe protective cover two ends are for long
the hard PVC protective cap 3-1 of 4cm, the protective cap on top has two circular holes, draws two water proof wire 1-2 respectively.The stage casing of described probe protective cover is the soft polyester film 3-2 of long 5cm, and two ends are bonded together with the PVC protective cap at two ends respectively, pressure probe is sealed intact after drawing wire with marine glue.
Triaxial pressure sheet is that the copper plate cutting of thick 2mm makes and bends to tubulose and form, and is divided into the pressure rings 5-1 at outer pressure plate 4-3, inner pressure plate 4-2 and two ends, and external and internal pressure sheet and pressure rings are one overall.The pressure rings 5-1 at shaping rear two ends is the copper pipe of wide 1cm, and stage casing is that three sheet copper coins are positioned at three directions, is fixed in the groove 5-2 of pressure plate hold-down bars 4-1, prevents mobile.One end of described triaxial pressure sheet is connected with water proof wire 1-2, prevents moisture from entering protective cover and damages internal circuit.
The upper part copper ring of inner pressure plate 4-2 and outer pressure plate 4-3 is welded with water proof wire 1-2 respectively, and two pressure plates were state of insulations before closed.
Utilize a method of operating for said apparatus, comprise the following steps:
The other end of wire is connected upper hand-held alarm, and turn on the power switch 2-3, now relay indicating light 2-4 is not bright, show circuit normally do not have short circuit and Underwater Pressure probe 1-3 working properly;
The 1-3 that popped one's head in by Underwater Pressure is fixed on the inner side at reinforcing cage top, and after reinforcing cage is transferred, pressure probe can be positioned at the absolute altitude place of design, transfers in the process of reinforcing cage, notes the change of hand-held alarm, occurs that situation should process immediately;
When filling concrete reach design elevation namely touch Underwater Pressure probe 1-3 time, outer pressure plate 4-3 and inner pressure plate 4-2 pressurized can be made to close, and now relay indicating light 2-4 is bright and send chimes of doom and vibrate simultaneously, now stops concrete perfusion.
By reference to the accompanying drawings the specific embodiment of the present invention is described although above-mentioned; but not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (10)
1. a pressure activated formula underwater cast-in-place pile absolute altitude positioner, is characterized in that: two water proof wires comprising Underwater Pressure probe, warning device and the two connected; Described Underwater Pressure probe comprises probe protective cover and is located at the pressure plate hold-down bars in described probe protective cover, described pressure plate hold-down bars is fixed with the corresponding and inside and outside phase in position across a certain distance some to outer pressure plate and inner pressure plate, describedly somely angularly to arrange along the radial direction of described underwater probe outer pressure plate and inner pressure plate, described outer pressure plate and inner pressure plate are connected with described two water proof wires respectively;
Described Underwater Pressure probe is placed in Pile Foundations Design absolute altitude place, when concrete rises to described absolute altitude place, described concrete is applying pressure around described Underwater Pressure is popped one's head in, original not closed described outer pressure plate and inner pressure plate pressurized are closed, connect circuit, the described warning device being connected on this loop excites work by electric current, sends warning.
2. a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner according to claim 1, is characterized in that: described Underwater Pressure probe is the disposable probe of totally-enclosed waterproof.
3. a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner according to claim 1; it is characterized in that: described probe protective cover comprises the hard protective cap being positioned at described Underwater Pressure probe two ends; and the flexible film that the two ends between two described protective caps bond with described protective cap respectively; wherein the described protective cap on top has the perforate for drawing described water proof wire, by marine glue, the described perforate that Underwater Pressure is popped one's head in is sealed intact after drawing wire.
4. a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner according to claim 3, is characterized in that: described protective cap is hard PVC protective cap; Described flexible film is soft polyester film.
5. a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner according to claim 1, it is characterized in that: described pressure fixing rod is for cylindrical, described outer pressure plate and inner pressure plate are all arranged along the longitudinal direction of described pressure fixing rod, described pressure fixing rod is provided with limited impression, and the end of described outer pressure plate and inner pressure plate is all fixed on described limited impression by pressure rings.
6. a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner according to claim 5, it is characterized in that: described pressure rings and pressure plate are an entirety, be in parallel between described outer pressure plate, also be in parallel between described inner pressure plate, described water proof wire is connected with described pressure plate by described pressure rings.
7. a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner according to claim 1, is characterized in that: described outer pressure plate and inner pressure plate are three.
8. a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner according to claim 1, it is characterized in that: described warning device is hand-held buzzing vibrations alarms, inside is provided with charged lithium cells, electromagnetic shaker and buzzer, the signal lamp that surface is provided with power switch and connects with described electromagnetic shaker and buzzer, after pressure plate pressurized is closed, indicator lamp is bright, and electromagnetic shaker and buzzer work, give operating personnel alarm signal.
9. a kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner according to claim 1, is characterized in that: the thickness of described outer pressure plate is 2mm.
10. a using method for pressure activated formula underwater cast-in-place pile absolute altitude positioner, is characterized in that, comprise the following steps:
Step 1: Underwater Pressure probe is shaken alarm by water proof wire and hand-held buzzing and connects and form closed-loop path, start absolute altitude positioner, now relay indicating light, electromagnetic shaker and buzzer all do not work, represent that all circuit normally work and do not have short circuit phenomenon to occur, pressure plate does not close;
Step 2: inner side Underwater Pressure probe being fixed on reinforcing cage top, after reinforcing cage is transferred, pressure probe is positioned at design elevation place;
Step 3: when filling concrete reaches design elevation, when namely submergence is respectively to pressure plate, external and internal pressure sheet pressurized is closed, and connect circuit, now relay indicating light is bright, and hand-held buzzing vibrations alarm equipment alarm, stops filling with stake simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511514.8A CN105064369B (en) | 2015-08-18 | 2015-08-18 | A kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510511514.8A CN105064369B (en) | 2015-08-18 | 2015-08-18 | A kind of pressure activated formula underwater cast-in-place pile absolute altitude positioner and using method thereof |
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| CN105064369A true CN105064369A (en) | 2015-11-18 |
| CN105064369B CN105064369B (en) | 2016-11-30 |
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Cited By (4)
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| CN106759537A (en) * | 2016-12-14 | 2017-05-31 | 江苏中海昇物联科技有限公司 | The superfilled monitoring device of bored concrete pile and its application method |
| CN106871768A (en) * | 2017-04-17 | 2017-06-20 | 云南滇源建设有限公司 | Hole device is visited to hydraulic tunnel grout hole |
| CN111207811A (en) * | 2020-01-10 | 2020-05-29 | 刘小杰 | Pressure sensing calibration system for measuring water level of culture pond |
| CN115233681A (en) * | 2022-07-08 | 2022-10-25 | 中铁隧道局集团有限公司 | Concrete over-irrigation prevention device suitable for steel pipe column positioner and construction method |
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| CN204875801U (en) * | 2015-08-18 | 2015-12-16 | 山东大学 | Pressure triggers formula bored concrete pile elevation positioner under water |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106871768A (en) * | 2017-04-17 | 2017-06-20 | 云南滇源建设有限公司 | Hole device is visited to hydraulic tunnel grout hole |
| CN111207811A (en) * | 2020-01-10 | 2020-05-29 | 刘小杰 | Pressure sensing calibration system for measuring water level of culture pond |
| CN115233681A (en) * | 2022-07-08 | 2022-10-25 | 中铁隧道局集团有限公司 | Concrete over-irrigation prevention device suitable for steel pipe column positioner and construction method |
| CN115233681B (en) * | 2022-07-08 | 2024-05-14 | 中铁隧道局集团有限公司 | Concrete anti-overcharging device suitable for steel pipe column positioner and construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105064369B (en) | 2016-11-30 |
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