CN202033274U - Steel bar corrosion time predicting device - Google Patents
Steel bar corrosion time predicting device Download PDFInfo
- Publication number
- CN202033274U CN202033274U CN2011201235307U CN201120123530U CN202033274U CN 202033274 U CN202033274 U CN 202033274U CN 2011201235307 U CN2011201235307 U CN 2011201235307U CN 201120123530 U CN201120123530 U CN 201120123530U CN 202033274 U CN202033274 U CN 202033274U
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- steel
- support
- steel bar
- corrosion
- corrosion time
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Abstract
The utility model belongs to the technical field of steel bar corrosion resistance testing and relates to a steel bar corrosion time predicting device, which comprises steel wires, PVC (polyvinyl chloride) bars, leads, a support provided with a side groove, screws and a fixing rod. The steel wires wound on the PVC bars are led to the side groove of the support, two ends of each steel wire are connected with the leads, the side groove of the support is provided with an epoxy resin packing layer for fixing the leads and the PVC bars, an insulation structure is arranged between the leads, the screws arranged at the top end of the support penetrate through the stainless fixing rod and are used for adjusting the distance between the fixing rod and the support. The steel bar corrosion time predicting device is capable of predicting corrosion time of internal steel bars in a reinforced concrete structure timely and guaranteeing scientific decision for corrosion protection or renovation measures needed in future, solves the problem that corrosion non-destructive monitoring for the reinforced concrete structure cannot be carried out in a severe environment, avoids the problem of corrosion of microbatteries of common sensors, and has the advantages of simplicity in operation, low cost and small occupied space.
Description
Technical field
The utility model belongs to the non-destructive monitoring technical field, specifically, relates to a kind of steel bar corrosion time prediction device that reinforced concrete structure is carried out the corrosion non-destructive monitoring under harsh and unforgiving environments.
Background technology
Update along with technical manual, and the technical development of high performance concrete, the structure durability of reinforced concrete ensures to some extent under the general environment, but under harsh and unforgiving environments, under marine environment, still there is not at present the requirement that enough assurance reaches design service life, thus, to reinforced concrete structure important and that be difficult to detect, as bridge spanning the sea, harbour, seabed tunnel etc., then need it is carried out the steel bar corrosion non-destructive monitoring, thereby in time predict the steel bar corrosion time, so that be that corrosion protection that may need in the future or the science decision of repairing the corrosion measure provide safeguard.
The utility model content
The utility model provides a kind of steel bar corrosion time prediction device, can solve that prior art exists in harsh and unforgiving environments and the following problem of reinforced concrete structure being carried out the corrosion non-destructive monitoring of carbonization situation, it can in time predict the steel bar corrosion time, can provide safeguard for the corrosion protection that may need in the future or the science decision of repairing the corrosion measure.
The technical scheme that the utility model adopted is:
Steel bar corrosion time prediction device comprises steel wire, PVC rod, lead, the support that is provided with side channel, screw and fixed bar, and described steel wire is wrapped on the PVC rod and leads in the side channel of support, and the two ends of steel wire are connected with lead; Be provided with the epoxy resin packed layer in its side channel of described support, its effect is fixing cord and PVC rod; It between the described lead insulation system; Described screw is arranged on the top of support; and it passes fixed bar; its effect is a distance of adjusting fixed bar and support; when making its device be embedded in the concrete cover colligation fixed bar; outmost steel wire has suitable distance from concrete surface; when practical engineering application, the fixed bar colligation is on reinforcing bar, and its effect is an angle of determining trapezoidal device.
In the technical solution of the utility model, also have following additional technical feature:
The quantity of described screw is two or more.
Described support is a stainless steel stent.
Described fixed bar is the stainless steel fixed bar.
The diameter of described fixed bar is 14mm.
The diameter of described PVC rod is 10mm.
The length of described screw is 100mm.
Described gauge of wire is 0.1mm.
Compared with prior art, advantage of the present utility model and good effect are: steel bar corrosion time prediction device of the present utility model, it can in time predict the corrosion time of reinforcing bar in the reinforced concrete structure, can provide safeguard for the corrosion protection that may need in the future or the science decision of repairing the corrosion measure, solve the problem of under harsh and unforgiving environments, reinforced concrete structure being carried out the corrosion non-destructive monitoring; And the problem that it has also avoided general its micro-cell corrosion of sensor has simple to operate, with low cost and the little advantage that takes up room.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and embodiments:
Fig. 1 is the utility model steel bar corrosion time prediction apparatus structure synoptic diagram;
Fig. 2 is the utility model steel bar corrosion time prediction device vertical view;
Fig. 3 is the utility model steel bar corrosion time prediction device upward view.
Among the figure, 1,2,3,4,5 is steel wire, and 6,7,8,9,10 is the PVC rod, and 11 is lead, and 12 is support, and 13 is screw, and 14 is fixed bar.
Embodiment
Embodiment 1
As Fig. 1, Fig. 2 and shown in Figure 3, steel bar corrosion time prediction device, comprise that diameter is the steel wire 1,2,3,4,5 of 0.1mm, diameter is the PVC rod 6,7,8,9,10 of 10mm, lead 11, screw 13 and diameter that 12, two length of stainless steel stent that are provided with side channel are 100mm are 14mm stainless steel fixed bar 14; Described steel wire 1,2,3,4,5 is wrapped on the PVC rod 6,7,8,9,10 and leads in the side channel of stainless steel stent 12, and the two ends of steel wire 1,2,3,4,5 are connected with lead 11; Be provided with the epoxy resin packed layer in described stainless steel stent 12 its side channels, its effect is fixing cord 11 and PVC rod 6,7,8,9,10; Be insulation system between the described lead 11; Described screw 13 is arranged on the top of stainless steel stent 12; and it passes stainless steel fixed bar 14; its effect is a distance of adjusting stainless steel fixed bar 14 and stainless steel stent 12; when making its device be embedded in the concrete cover colligation fixed bar; outmost steel wire has suitable distance from concrete surface; when practical engineering application, 14 colligations of stainless steel fixed bar are on reinforcing bar, and its effect is an angle of determining trapezoidal device.
So in use, steel bar corrosion time prediction device of the present utility model, behind the good reinforcing bar of colligation, be fixed on the reinforcing bar in the reinforced concrete structure, promptly adjust its degree of tilt by rotary screw 13, make it satisfy most external steel wire 1 apart from concrete protective laminar surface 10mm-15mm, guarantee that correct degree of tilt makes resting on the reinforcement point that it can be correct, steel wire 5 is nearest apart from the reinforcing bar of xoncrete structure; Then screw 13 is fixed on the final position of determining, rotates preventing; Any contact do not take place with reinforcing bar in steel wire 1,2,3,4,5; When casting concrete, lead 11 is reserved in the outside then; Like this, the annual resistance of regularly measuring every steel wire 1,2,3,4,5 with multimeter, when steel wire 1,2,3,4,5 corrosions, can break by very fast rust, causing resistance to produce significantly raises, thereby, dope the time of reinforcing bar generation corrosion in the reinforced concrete at last by the every steel wire disconnected time of 1,2,3,4,5 rust.
With embodiment 1, different is that the quantity of described screw 13 is four.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here can't give exhaustive to all embodiments.Everyly belong to the row that conspicuous variation that the technical solution of the utility model extends out or change still are in protection domain of the present utility model.
Claims (8)
1. steel bar corrosion time prediction device, comprise steel wire (1) (2) (3) (4) (5), PVC rod (6) (7) (8) (9) (10), lead (11), the support (12) that is provided with side channel, screw (13) and fixed bar (14), it is characterized in that: described steel wire (1) (2) (3) (4) (5) is wrapped in PVC rod (6) (7) (8) (9) (10) and goes up and lead in the side channel of support (12), and the two ends of steel wire (1) (2) (3) (4) (5) are connected with lead (11); Be provided with the epoxy resin packed layer in its side channel of described support (12); Be insulation system between the described lead (11); Described screw (13) is arranged on the top of support (12), and it passes fixed bar (14).
2. steel bar corrosion time prediction device according to claim 1 is characterized in that: the quantity of described screw (13) is two or more.
3. steel bar corrosion time prediction device according to claim 1 is characterized in that: described support (12) is a stainless steel stent (12).
4. steel bar corrosion time prediction device according to claim 1 is characterized in that: described fixed bar (14) is a stainless steel fixed bar (14).
5. steel bar corrosion time prediction device according to claim 1 is characterized in that: the diameter of described fixed bar (14) is 14mm.
6. steel bar corrosion time prediction device according to claim 1 is characterized in that: the diameter of described PVC rod (6) (7) (8) (9) (10) is 10mm.
7. steel bar corrosion time prediction device according to claim 1 or 5, it is characterized in that: the length of screw (13) is 100mm.
8. according to claim 1 or 6 described steel bar corrosion time prediction devices, it is characterized in that: the diameter of described steel wire (1) (2) (3) (4) (5) is 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201235307U CN202033274U (en) | 2011-04-25 | 2011-04-25 | Steel bar corrosion time predicting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201235307U CN202033274U (en) | 2011-04-25 | 2011-04-25 | Steel bar corrosion time predicting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202033274U true CN202033274U (en) | 2011-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201235307U Expired - Fee Related CN202033274U (en) | 2011-04-25 | 2011-04-25 | Steel bar corrosion time predicting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202033274U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103376277A (en) * | 2012-04-23 | 2013-10-30 | 中冶建筑研究总院有限公司 | Method for evaluating corrosion situations of steel reinforcement |
| CN104729982A (en) * | 2015-04-10 | 2015-06-24 | 北京科技大学 | Method of monitoring rusting risk of reinforcement in concrete in situ |
| CN105842631A (en) * | 2016-05-10 | 2016-08-10 | 青岛理工大学 | Galvanic cell corrosion detection apparatus |
| CN107064228A (en) * | 2017-04-21 | 2017-08-18 | 青岛理工大学 | A kind of monitoring steel bar corrosion method |
-
2011
- 2011-04-25 CN CN2011201235307U patent/CN202033274U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103376277A (en) * | 2012-04-23 | 2013-10-30 | 中冶建筑研究总院有限公司 | Method for evaluating corrosion situations of steel reinforcement |
| CN104729982A (en) * | 2015-04-10 | 2015-06-24 | 北京科技大学 | Method of monitoring rusting risk of reinforcement in concrete in situ |
| CN104729982B (en) * | 2015-04-10 | 2017-05-10 | 北京科技大学 | Method of monitoring rusting risk of reinforcement in concrete in situ |
| CN105842631A (en) * | 2016-05-10 | 2016-08-10 | 青岛理工大学 | Galvanic cell corrosion detection apparatus |
| CN105842631B (en) * | 2016-05-10 | 2018-07-03 | 青岛理工大学 | Galvanic corrosion detection device |
| CN108845018A (en) * | 2016-05-10 | 2018-11-20 | 青岛理工大学 | A kind of galvanic corrosion detection device |
| CN108845018B (en) * | 2016-05-10 | 2020-01-10 | 青岛理工大学 | Galvanic cell corrosion detection device |
| CN107064228A (en) * | 2017-04-21 | 2017-08-18 | 青岛理工大学 | A kind of monitoring steel bar corrosion method |
| CN107064228B (en) * | 2017-04-21 | 2023-05-30 | 青岛理工大学 | Reinforcing steel bar corrosion monitoring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20130425 |