CN207189945U - For testing the resistance strain type sensor installation system of pile tube pile strain - Google Patents
For testing the resistance strain type sensor installation system of pile tube pile strain Download PDFInfo
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- CN207189945U CN207189945U CN201820003112.6U CN201820003112U CN207189945U CN 207189945 U CN207189945 U CN 207189945U CN 201820003112 U CN201820003112 U CN 201820003112U CN 207189945 U CN207189945 U CN 207189945U
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Abstract
The utility model provides a kind of resistance strain type sensor installation system for being used to test pile tube pile strain, including the 1st steel tank (1), the 2nd steel tank, buckle (2), fairlead and wire suspender；On the 1st steel tank (1) and the 2nd steel tank, several fairleads are symmetrically opened up at equal intervals；For each paired fairlead, fairlead is respectively provided with, the fairlead is horizontally disposed with, and its both ends is each passed through corresponding fairlead and extended to outside steel reinforcement cage；In the close tip position of the steel reinforcement cage, wire suspender is fixedly mounted.Advantage is：Using resistance strain type sensor installation system of the present utility model, it is that just resistance strain type sensor is installed on pile tube after pile tube shaping is steam-cured, sensor survival rate can be effectively improved；Before pile tube shaping is steam-cured, the pre-buried fairlead on steel reinforcement cage, facilitate the installation and wiring of subsequent sensor.
Description
Technical field
It the utility model is related to a kind of sensor installation system, and in particular to a kind of electricity for being used to test pile tube pile strain
Hinder strain gauge transducer installation system.
Background technology
Resistance strain type sensor is a kind of by the use of metallic elastic body as flexible member, by being pasted onto elastomer sensitivity portion
The strain ga(u)ge composition Wheatstone bridge of position, and under the excitation of additional power source, power can be converted to the measurement of electric signal
Device, a variety of physical quantitys such as pile strain, displacement, acceleration and temperature can be measured.
Existing resistance strain type sensor, when being laid on PHC pile tubes, due to needing arrangement a large amount of on PHC pile tubes
Resistance strain type sensor, there is the problem of installation and cumbersome wiring of sensor, so as to reduce the installation effectiveness of sensor.
Utility model content
The defects of existing for prior art, the utility model provides a kind of resistance for being used to test pile tube pile strain should
Variant sensor installation system, can effectively solve the above problems.
The technical solution adopted in the utility model is as follows：
The utility model provides a kind of resistance strain type sensor installation system for being used to test pile tube pile strain, including
1st steel tank (1), the 2nd steel tank, buckle (2), fairlead and wire suspender；
Steel reinforcement cage is vertically arranged, and the 1st steel tank (1) and the described 2nd are symmetrically installed at left and right sides of the steel reinforcement cage
Steel tank, the 1st steel tank (1) and the 2nd steel tank are vertically arranged, also, the groove of the 1st steel tank (1) and the 2nd steel tank
Mouth is outwardly；1st steel tank (1) and the 2nd steel tank with the steel reinforcement cage banding fixed；
In the 1st steel tank (1) and the back side of the 2nd steel tank, several described buckles (2) of spaced set；Each
The buckle (2) includes vertical rod member (2.1), the 1st oblique rod member (2.2), the 2nd oblique rod member (2.3), the 1st holder (2.4)
With the 2nd holder (2.5)；Welded with the back side of the 1st steel tank (1) or the 2nd steel tank one end of the vertical rod member (2.1)
Connect fixation；The other end of the vertical rod member (2.1) simultaneously with one end of the described 1st oblique rod member (2.2) and described 2nd oblique
One end of rod member (2.3) is integrally formed；Integrally formed 1st holder of the other end of the 1st oblique rod member (2.2)
(2.4)；Integrally formed 2nd holder (2.5) of the other end of the 2nd oblique rod member (2.3)；1st holder
(2.4) and the 2nd holder (2.5) is held on the correspondence position of steel reinforcement cage cage bar respectively；By the buckle (2), by institute
State the 1st steel tank (1) and the 2nd steel tank is fixed on the steel reinforcement cage；
On the 1st steel tank (1) and the 2nd steel tank, several fairleads are symmetrically opened up at equal intervals；For it is each into
To fairlead, be respectively provided with fairlead, the fairlead is horizontally disposed with, its both ends be each passed through corresponding to fairlead and extend to
Outside steel reinforcement cage；In the close tip position of the steel reinforcement cage, wire suspender is fixedly mounted.
Preferably, the 1st steel tank (1) and the 2nd steel tank are I-shaped steel tank, its wide 2cm, high 1cm, thick 2mm.
Preferably, a buckle (2) is set every 30 centimetres.
Preferably, the fairlead is that PVC is managed in vain.
Preferably, the wire suspender is horizontal reinforcement.
Preferably, the wire suspender is arranged on apart from reinforcing bar cage top portion 20cm positions.
Preferably, the 1st holder (2.4) and the 2nd holder (2.5) are semicylinder shape, its internal diameter with
Steel reinforcement cage cage bar diameter is adapted.
It is provided by the utility model be used for test pile tube pile strain resistance strain type sensor installation system have with
Lower advantage：
(1) before pile tube shaping is steam-cured, pre-buried steel tank, buckle, fairlead and wire suspender, steel tank on steel reinforcement cage
It under the double action of steel wire lashing and buckle, can be fastened on steel reinforcement cage, therefore, can effectively protect in follow-up centrifugal process
Middle steel tank will not deform and depart from steel reinforcement cage, and after ensureing that pile tube shaping is steam-cured, resistance strain type sensor is accurately installed
To the correspondence position of steel tank；
(2) resistance strain type sensor installation system of the present utility model is used, is just by electricity after pile tube shaping is steam-cured
Resistance strain gauge transducer is installed on pile tube, can effectively improve sensor survival rate.
(3) before pile tube shaping is steam-cured, the pre-buried fairlead on steel reinforcement cage, installation and the cloth of subsequent sensor are facilitated
Line.
Brief description of the drawings
Structural representation when Fig. 1 is steel tank provided by the utility model and snaps connection relation with reference；
Fig. 2 is a kind of steel tank of specification provided by the utility model and snaps connection relation schematic diagram；
Fig. 3 is the steel tank of another specification provided by the utility model and snaps connection relation schematic diagram.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model solves are more clearly understood, below
With reference to drawings and Examples, the utility model is further elaborated.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
The utility model provides a kind of resistance strain type sensor installation system for being used to test pile tube pile strain, reference
Fig. 1-Fig. 3, including the 1st steel tank 1, the 2nd steel tank, buckle 2, fairlead and wire suspender；
Steel reinforcement cage is vertically arranged, and the 1st steel tank 1 and the 2nd steel tank are symmetrically installed at left and right sides of steel reinforcement cage, and steel tank can be
Wide 2cm, high 1cm, thick 2mm type and thin-wall steel slot；1st steel tank 1 and the 2nd steel tank are vertically arranged, also, the 1st steel tank 1 and the 2nd steel tank
Notch outwardly；1st steel tank 1 and the 2nd steel tank with steel reinforcement cage banding fixed；
At the back side of the 1st steel tank 1 and the 2nd steel tank, several buckles 2 of spaced set；For example, weld one every 30cm
Special buckle, each buckle 2 include vertical rod member 2.1, the 1st oblique rod member 2.2, the 2nd oblique rod member 2.3, the 1st holder 2.4
With the 2nd holder 2.5；The shape and size of buckle can as shown in Figures 2 and 3, in figs. 2 and 3, all numerals marked
It is buckle size, unit is millimeter.
One end and the back side of the 1st steel tank 1 or the 2nd steel tank of vertical rod member 2.1 are welded and fixed；Rod member 2.1 is another vertically
End is simultaneously integrally formed with one end of the 1st oblique rod member 2.2 and one end of the 2nd oblique rod member 2.3；1st oblique rod member 2.2 it is another
Integrally formed 1st holder 2.4 in one end；Integrally formed 2nd holder 2.5 of the other end of 2nd oblique rod member 2.3；1st holder
2.4 and the 2nd holder 2.5 is held on the correspondence position of steel reinforcement cage cage bar respectively；By buckle 2, by the 1st steel tank 1 and the 2nd steel tank
It is fixed on steel reinforcement cage；In specific implementation, vertical rod member 2.1 is vertical short firm post；The 1st oblique oblique rod of rod member 2.2 and the 2nd
Part 2.3 is oblique short steel column；The vertical top of rod member 2.1 is directly welded on steel tank, is highly designed according to pile tube wall thickness；1st
The length and angle of oblique 2.2 and the 2nd oblique rod member 2.3 of rod member are carried out according to the steel reinforcement cage cage bar spacing and pile tube wall thickness of pile tube
Design；1st holder 2.4 and the half that the 2nd holder 2.5 is thin-walled cylinder；The diameter of cylinder is straight according to pile tube cage bar
Footpath design ensures that buckle bottom is just stuck in steel reinforcement cage cage bar；
Steel tank is fixed using buckle support, and uses steel wire colligation again, can effectively protect the steel in follow-up centrifugal process
Groove will not deform and depart from steel reinforcement cage；
On the 1st steel tank 1 and the 2nd steel tank, symmetrically open up several fairleads at equal intervals, for example, inside steel tank every
50cm reserves fairlead of the circular hole of 1 1cm diameter as electric resistance sensor；For each paired fairlead, it is respectively provided with and draws
Spool, fairlead can be that PVC is managed in vain；Fairlead is horizontally disposed with, and its both ends is each passed through corresponding fairlead and extends to steel
Outside muscle cage；In the close tip position of steel reinforcement cage, wire suspender is fixedly mounted, wire suspender is horizontal reinforcement, can be
Away from being welded at 20cm at the top of steel reinforcement cage, for all sensor conductors to be hung over into reinforcing bar, wire is protected in work progress,
Ensure the survival rate of sensor.
For testing the resistance strain type sensor installation system of pile tube pile strain, resistance strain installation stream
Cheng Wei：
(1) steel tank, buckle, fairlead and wire suspender are fixed on pipe pile reinforcing bar cage；
(2) batten or foam are filled up in steel tank, it is steam-cured to carry out pile tube shaping；
(3) grooving：A small amount of concrete is had in centrifugal process to mix with foam or wood into groove, but
It is that intensity is very low compared with C80 concrete, cutting difficulty is smaller.First made marks before cutting in plan install sensor opening position,
The wide 2cm of long 10cm groove is first opened with machine for working stone in each opening position, finally further along the position pile body line fluting of sensor.
(3) polishing steel tank：After the mixture (foam and concrete or wood and concrete) in steel tank is rejected with electric drill,
Must be polished flat steel tank intending install sensor opening position because pile tube is after high-temperature steam curing, wood in steel tank or
It is attached to together with person's foam is glutinous with concrete in steel tank, it is necessary to angle grinder and the fine polishing of sand paper, ensure that sensor is smooth
It is gapless to stick on steel tank；
(4) wood or foam in the white pipes of PVC are rejected with electric hammer, extracts PVC out and manage in vain, form threading hole, then will with threading apparatus
Wire is led to out of this hole intends install sensor opening position, and the other end bunchy colligation of wire is in the horizontal reinforcement being welded in advance
On；
(5) the wiping steel tank of alcohol or acetone intends install sensor opening position；
(6) sensor is pasted on steel tank with 502 glue, ensures pressing more than 30 seconds；
(7) soldered sensor and wire；
(8) dual waterproof insulation process is carried out to sensor, first sensor is covered with 704 insulating cements, treats 704 insulating cements
After solidification, then with 1:1 epoxy resin and curing agent covers sensor again.
(9) it is 0.7 with cement, epoxy resin, curing agent, cellulose match ratio:0.3:0.75:0.25 self-control accelerator
Sealing groove, through situ strength experimental examination, intensity so reduces close to tubular pile body concrete strength C80 after reagent solidification
The change of tubular pile body rigidity caused by fluting, it ensure that applicability of the test data in Practical Project.
In traditional scheme, PHC pile tubes when making, it is necessary to by prestressed stretch-draw, centrifugal forming and high temperature steam curing,
Meanwhile in site operation, PHC pile tubes will pass through hammering or static pressure, and existing resistance strain type sensor method for embedding is in reality
Sensor survival rate is relatively low in the test of border.
The utility model provides a kind of resistance strain type sensor installation system for being used to test pile tube pile strain, has
Advantages below：
(1) before pile tube shaping is steam-cured, pre-buried steel tank, buckle, fairlead and wire suspender, steel tank on steel reinforcement cage
It under the double action of steel wire lashing and buckle, can be fastened on steel reinforcement cage, therefore, can effectively protect in follow-up centrifugal process
Middle steel tank will not deform and depart from steel reinforcement cage, and after ensureing that pile tube shaping is steam-cured, resistance strain type sensor is accurately installed
To the correspondence position of steel tank；
(2) resistance strain type sensor installation system of the present utility model is used, is just by electricity after pile tube shaping is steam-cured
Resistance strain gauge transducer is installed on pile tube, can effectively improve sensor survival rate；
(3) before pile tube shaping is steam-cured, the pre-buried fairlead on steel reinforcement cage, installation and the cloth of subsequent sensor are facilitated
Line.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching should also regard the scope of protection of the utility model.
Claims (7)
1. a kind of resistance strain type sensor installation system for being used to test pile tube pile strain, it is characterised in that including the 1st steel
Groove (1), the 2nd steel tank, buckle (2), fairlead and wire suspender；
Steel reinforcement cage is vertically arranged, and the 1st steel tank (1) and the 2nd steel tank are symmetrically installed at left and right sides of the steel reinforcement cage,
1st steel tank (1) and the 2nd steel tank are vertically arranged, also, the notch court of the 1st steel tank (1) and the 2nd steel tank
Outside；1st steel tank (1) and the 2nd steel tank with the steel reinforcement cage banding fixed；
In the 1st steel tank (1) and the back side of the 2nd steel tank, several described buckles (2) of spaced set；It is each described
Buckle (2) includes vertical rod member (2.1), the 1st oblique rod member (2.2), the 2nd oblique rod member (2.3), the 1st holder (2.4) and the
2 holders (2.5)；One end of the vertical rod member (2.1) and the welding of the back side of the 1st steel tank (1) or the 2nd steel tank are solid
It is fixed；The other end while one end with the described 1st oblique rod member (2.2) and the 2nd oblique rod member of the vertical rod member (2.1)
(2.3) one end is integrally formed；Integrally formed 1st holder (2.4) of the other end of the 1st oblique rod member (2.2)；Institute
State integrally formed 2nd holder (2.5) of the other end of the 2nd oblique rod member (2.3)；1st holder (2.4) and described
2nd holder (2.5) is held on the correspondence position of steel reinforcement cage cage bar respectively；By the buckle (2), by the 1st steel tank (1)
It is fixed on the 2nd steel tank on the steel reinforcement cage；
On the 1st steel tank (1) and the 2nd steel tank, several fairleads are symmetrically opened up at equal intervals；For each paired
Fairlead, fairlead is respectively provided with, the fairlead is horizontally disposed with, and its both ends is each passed through corresponding fairlead and extends to reinforcing bar
Outside cage；In the close tip position of the steel reinforcement cage, wire suspender is fixedly mounted.
2. the resistance strain type sensor installation system according to claim 1 for being used to test pile tube pile strain, it is special
Sign is that the 1st steel tank (1) and the 2nd steel tank are I-shaped steel tank, its wide 2cm, high 1cm, thick 2mm.
3. the resistance strain type sensor installation system according to claim 1 for being used to test pile tube pile strain, it is special
Sign is, a buckle (2) is set every 30 centimetres.
4. the resistance strain type sensor installation system according to claim 1 for being used to test pile tube pile strain, it is special
Sign is that the fairlead is that PVC is managed in vain.
5. the resistance strain type sensor installation system according to claim 1 for being used to test pile tube pile strain, it is special
Sign is that the wire suspender is horizontal reinforcement.
6. the resistance strain type sensor installation system according to claim 1 for being used to test pile tube pile strain, it is special
Sign is that the wire suspender is arranged on apart from reinforcing bar cage top portion 20cm positions.
7. the resistance strain type sensor installation system according to claim 1 for being used to test pile tube pile strain, it is special
Sign is that the 1st holder (2.4) and the 2nd holder (2.5) are semicylinder shape, its internal diameter and steel reinforcement cage master
Muscle diameter is adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820003112.6U CN207189945U (en) | 2018-01-02 | 2018-01-02 | For testing the resistance strain type sensor installation system of pile tube pile strain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820003112.6U CN207189945U (en) | 2018-01-02 | 2018-01-02 | For testing the resistance strain type sensor installation system of pile tube pile strain |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029778A (en) * | 2019-04-16 | 2019-07-19 | 罗伟 | A kind of high strength component of intelligent building engineering |
-
2018
- 2018-01-02 CN CN201820003112.6U patent/CN207189945U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110029778A (en) * | 2019-04-16 | 2019-07-19 | 罗伟 | A kind of high strength component of intelligent building engineering |
| CN110029778B (en) * | 2019-04-16 | 2021-05-18 | 福建九鼎建设集团有限公司 | High strength component of intelligence building engineering |
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