CN204649508U - Steel bar stress corrosion specimen molding device - Google Patents
Steel bar stress corrosion specimen molding device Download PDFInfo
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- CN204649508U CN204649508U CN201520396938.XU CN201520396938U CN204649508U CN 204649508 U CN204649508 U CN 204649508U CN 201520396938 U CN201520396938 U CN 201520396938U CN 204649508 U CN204649508 U CN 204649508U
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Abstract
The utility model relates to a kind of steel bar stress corrosion specimen molding device, and belong to technical field of measurement and test, comprise sprinkling system, liquid storage drainage system, charger, charger comprises corrosion-resistant stainless steel strut and stressed crossbeam.Sprinkling system comprises corrosion-resistant stainless steel oxidation case top cover, salt fog flusher, servo pressurization pump.Liquid storage drainage system comprises corrosion-resistant stainless steel liquid storage under casing and draining valve.It is inner that corrosion-resistant stainless steel strut is arranged on corrosion-resistant stainless steel liquid storage under casing, and settle and between the stressed crossbeam being mounted in both sides.The utility model carries out accelerating corrosion by spraying salt fog on steel bar stress, studies the erosion profile of steel bar stress under corrosive medium effect and mechanical property with this.The utility model can be simulated reinforcing bar simultaneously and is only subject to the effect of axle power, be subject to uniform transversal force effect by axle power simultaneously, by axle power and by concentrating the effect of transversal force effect many stress classification corrosion environment, can be used for deteriorated form and constitutive characteristics that steel bar stress is corroded in research.
Description
Technical field
The utility model relates to a kind of shaped device, and particularly a kind of steel bar stress corrosion specimen molding device, for simulating the steel bar corrosion under different stress, belongs to technical field of measurement and test.
Background technology
Ocean concrete wood property degradation mechanism and rule are the key scientific problems of the infrastructure such as reinforced concrete bridge spanning the sea and great extra large work structures performance guarantee research.In marine environment, the concrete workses such as Oversea bridge, seabed tunnel, harbor work's harbour undergo arrangement works load, seawater pressure, ocean current wash away and the multiple action of marosion medium.There is many practical difficulties owing to extracting Field Monitoring Technique data and obtaining deteriorated ocean structure component, obtain the key problem in technology that the steel bar stress test specimen corroded in Marine Reinforced Concrete Structures part becomes its basic mechanical and Study on Durability simple and effectively.
Utility model content
For the problems referred to above, the utility model proposes a kind of steel bar stress corrosion specimen molding device.Its objective is by spraying salt fog in the corrosion-resistant stainless steel liquid storage under casing by load reinforcing bar and simulate the erosion action of the corrosive medium under littoral environment to steel bar stress, in order to solve the corrosion deteriorated form of steel bar stress and the problem of constitutive characteristics permanance research being placed with.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of steel bar stress corrosion specimen molding device, comprise the liquid storage drainage system of sprinkling system and bottom connection with it, also comprise charger, described charger comprises corrosion-resistant stainless steel strut and stressed crossbeam;
Described sprinkling system comprises corrosion-resistant stainless steel oxidation case top cover, salt fog flusher, servo pressurization pump, described salt fog flusher is evenly arranged in corrosion-resistant stainless steel oxidation case top cover, and be connected with servo pressurization pump by pipeline, described servo pressurization pump is communicated with water source again;
Described liquid storage drainage system comprises corrosion-resistant stainless steel liquid storage under casing and draining valve, described draining valve is arranged at sidewall bottom corrosion-resistant stainless steel liquid storage under casing, and it is a casing that described corrosion-resistant stainless steel liquid storage under casing and described corrosion-resistant stainless steel are oxidized that case top cover fastens;
Described stressed crossbeam is arranged on both sides, the top sidewall of described corrosion-resistant stainless steel liquid storage under casing, for fixedly treating the steel bar stress two ends that corrosion is tested, it is inner that described corrosion-resistant stainless steel strut is arranged on corrosion-resistant stainless steel liquid storage under casing, and settle and between the stressed crossbeam being mounted in both sides.
Further, described corrosion-resistant stainless steel liquid storage under casing is square container.
Further, described servo pressurization pump is variable frequency motor, the control termination controller of variable frequency motor, is used for controlling to spray time period of salt fog.
Further, described steel bar stress is symmetricly set in corrosion-resistant stainless steel strut both sides.
Further, be provided with the fixed orifice for fixing corrosion-resistant stainless steel strut in the middle part of described stressed crossbeam, and fixed orifice both sides are provided with the punched out of steel bar stress.
Further, described steel bar stress two ends pass described punched out and adopt bolt prestress anchoraging on stressed crossbeam.
Further, liner is arranged with between bolt and stressed crossbeam.
Further, described salt fog flusher is connected with servo pressurization pump by pvc pipe road.
The beneficial effects of the utility model are: the salt fog flusher that the corrosion-resistant stainless steel by sprinkling system is oxidized case top cover by the utility model carries out accelerating corrosion by spraying salt fog in the steel bar stress loaded on stressed crossbeam, study the erosion profile of steel bar stress under corrosive medium effect and mechanical property with this, its can simulate simultaneously reinforcing bar only by the effect of axle power, by axle power simultaneously by uniform transversal force effect, by axle power and by concentrating the effect of transversal force effect many stress classification corrosion environment; Can be used for deteriorated form and the constitutive characteristics of studying corrosion steel bar stress.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is sprinkling system vertical view of the present utility model;
Fig. 2 is sprinkling system side view of the present utility model;
Fig. 3 is sprinkling system salt fog flusher enlarged drawing of the present utility model;
Fig. 4 is charger vertical view of the present utility model;
Fig. 5 is the front view of stressed crossbeam of the present utility model;
Fig. 6 is the side view of stressed crossbeam of the present utility model;
Fig. 7 is liquid storage drainage system vertical view of the present utility model;
Fig. 8 is liquid storage drainage system front view of the present utility model;
Fig. 9 is liquid storage drainage system side view of the present utility model.
In figure: 1-corrosion-resistant stainless steel strut; The stressed crossbeam of 2-; 3-corrosion-resistant stainless steel oxidation case top cover; 4-salt fog flusher; 5-servo pressurization pump; 6-pipeline; 7-corrosion-resistant stainless steel liquid storage under casing; 8-draining valve; 9-steel bar stress; 10-fixed orifice; 11-punched out; 12-liner.
Embodiment
Below in conjunction with accompanying drawing 1-9, the utility model is described in further detail.
As shown in figs 1-9, a kind of steel bar stress corrosion specimen molding device of the present utility model, comprises the liquid storage drainage system of sprinkling system and bottom connection with it, also comprises charger, as shown in Figure 4, charger comprises corrosion-resistant stainless steel strut 1 and stressed crossbeam 2.
As Figure 1-3, sprinkling system comprises corrosion-resistant stainless steel oxidation case top cover 3, salt fog flusher 4, servo pressurization pump 5, salt fog flusher 4 is evenly arranged in corrosion-resistant stainless steel oxidation case top cover 3, and be connected with servo pressurization pump 5 by pvc pipe road 6, servo pressurization pump 5 is communicated with water source again.
As Figure 7-9, liquid storage drainage system comprises corrosion-resistant stainless steel liquid storage under casing 7 and draining valve 8, draining valve 8 is arranged at sidewall bottom corrosion-resistant stainless steel liquid storage under casing 7, and it is a casing that corrosion-resistant stainless steel liquid storage under casing 7 and described corrosion-resistant stainless steel are oxidized that case top cover 3 fastens.After salt fog has sprayed, formation current derive container through draining valve.
As shown in Figure 4, stressed crossbeam 2 is arranged on both sides, the top sidewall of described corrosion-resistant stainless steel liquid storage under casing 7, for fixedly treating steel bar stress 9 two ends that corrosion is tested, it is inner that corrosion-resistant stainless steel strut 1 is arranged on corrosion-resistant stainless steel liquid storage under casing 7, and settle and between the stressed crossbeam 2 being mounted in both sides.Steel bar stress 9 is symmetricly set in corrosion-resistant stainless steel strut 1 both sides.Wherein, as seen in figs. 5-6, be provided with the fixed orifice 10 for fixing corrosion-resistant stainless steel strut 1 in the middle part of stressed crossbeam 2, and fixed orifice 10 both sides are provided with the punched out 11 of steel bar stress 9, steel bar stress 9 two ends pass punched out 11 and adopt bolt prestress anchoraging on stressed crossbeam 2.Meanwhile, liner 12 is also arranged with between bolt and stressed crossbeam 2.
Wherein, corrosion-resistant stainless steel liquid storage under casing 7 is square container, and servo pressurization pump 5 is variable frequency motor, the control termination controller of variable frequency motor, is used for controlling to spray time period of salt fog.Salt fog flusher 4 is specially the nozzle of 15mm45 °, and draining valve is specially DN25 corrosion-resistant stainless steel draining valve.
The forming method of above-mentioned steel bar stress corrosion specimen molding device, comprises the steps:
Step one: the corrosion-resistant stainless steel strut 1 that is prefabricated in the factory, stressed crossbeam 2, corrosion-resistant stainless steel oxidation case top cover 3 and corrosion-resistant stainless steel liquid storage under casing 7;
Step 2: in the punching of corrosion-resistant stainless steel liquid storage under casing 7 upper portion side wall correspondence position, draining valve 8 is arranged at sidewall bottom corrosion-resistant stainless steel liquid storage under casing 7; Corrosion-resistant stainless steel strut 1 is placed on corrosion-resistant stainless steel liquid storage under casing 7 inner, on the corrosion-resistant stainless steel liquid storage under casing 7 both sides sidewall at corrosion-resistant stainless steel strut 1 two ends, arrange stressed crossbeam 2, just corrosion-resistant stainless steel strut 1 is mounted between the stressed crossbeam 2 of both sides simultaneously;
Step 3: the prior filature in steel bar stress 9 two ends is inserted into and passes stressed crossbeam 2 and corrosion-resistant stainless steel liquid storage under casing 7, the punched out 11 on stressed crossbeam 2 is stretched out at steel bar stress 9 two ends, then put liner, and tentatively steel bar stress 9 and stressed crossbeam 2 are linked together with bolt;
Step 4: debug steel bar stress 9 axle pulling force with torque-indicating wrench, stops reversing bolt after torque-indicating wrench reaches expection torsion, and steel bar stress 9 Shi Hanzhang is also final fixing;
Step 5: repeat step 3 and step 4, will treat that the steel bar stress 9 of corrosion is arranged one by one;
Step 6: salt fog flusher 4 is arranged on corrosion-resistant stainless steel oxidation case top cover 3, and is connected with servo pressurization pump 5 by pipeline, for spraying salt fog in the steel bar stress 9 of bottom;
Step 7: the corrosion-resistant stainless steel liquid storage under casing 7 corrosion-resistant stainless steel being oxidized case top cover 3 and bottom fastens and is integrated, thus becomes steel bar stress corrosion specimen molding device.
Be more than an exemplary embodiments of the present utility model, enforcement of the present utility model is not limited thereto.
Claims (8)
1. a steel bar stress corrosion specimen molding device, comprise the liquid storage drainage system of sprinkling system and bottom connection with it, it is characterized in that: also comprise charger, described charger comprises corrosion-resistant stainless steel strut (1) and stressed crossbeam (2);
Described sprinkling system comprises corrosion-resistant stainless steel oxidation case top cover (3), salt fog flusher (4), servo pressurization pump (5), described salt fog flusher (4) is evenly arranged in corrosion-resistant stainless steel oxidation case top cover (3), and be connected with servo pressurization pump (5) by pipeline (6), described servo pressurization pump (5) is communicated with water source again;
Described liquid storage drainage system comprises corrosion-resistant stainless steel liquid storage under casing (7) and draining valve (8), described draining valve (8) is arranged at corrosion-resistant stainless steel liquid storage under casing (7) bottom sidewall, and it is a casing that described corrosion-resistant stainless steel liquid storage under casing (7) and described corrosion-resistant stainless steel are oxidized that case top cover (3) fastens;
Described stressed crossbeam (2) is arranged on both sides, the top sidewall of described corrosion-resistant stainless steel liquid storage under casing (7), for fixedly treating steel bar stress (9) two ends that corrosion is tested, it is inner that described corrosion-resistant stainless steel strut (1) is arranged on corrosion-resistant stainless steel liquid storage under casing (7), and settle and between the stressed crossbeam (2) being mounted in both sides.
2. steel bar stress corrosion specimen molding device according to claim 1, is characterized in that: described corrosion-resistant stainless steel liquid storage under casing (7) is square container.
3. steel bar stress corrosion specimen molding device according to claim 1, is characterized in that: described servo pressurization pump (5) is variable frequency motor, the control termination controller of variable frequency motor.
4. steel bar stress corrosion specimen molding device according to claim 1, is characterized in that: described steel bar stress (9) is symmetricly set in corrosion-resistant stainless steel strut (1) both sides.
5. steel bar stress corrosion specimen molding device according to claim 1, it is characterized in that: described stressed crossbeam (2) middle part is provided with the fixed orifice (10) for fixing corrosion-resistant stainless steel strut (1), and fixed orifice (10) both sides are provided with the punched out (11) of steel bar stress (9).
6. steel bar stress corrosion specimen molding device according to claim 5, is characterized in that: described steel bar stress (9) two ends pass described punched out (11) and adopt bolt prestress anchoraging on stressed crossbeam (2).
7. steel bar stress corrosion specimen molding device according to claim 6, is characterized in that: be arranged with liner (12) between bolt and stressed crossbeam (2).
8. the steel bar stress corrosion specimen molding device according to any one of claim 1-7, is characterized in that: described salt fog flusher (4) is connected with servo pressurization pump (5) by pvc pipe road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520396938.XU CN204649508U (en) | 2015-06-10 | 2015-06-10 | Steel bar stress corrosion specimen molding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520396938.XU CN204649508U (en) | 2015-06-10 | 2015-06-10 | Steel bar stress corrosion specimen molding device |
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| CN204649508U true CN204649508U (en) | 2015-09-16 |
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| CN201520396938.XU Expired - Fee Related CN204649508U (en) | 2015-06-10 | 2015-06-10 | Steel bar stress corrosion specimen molding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849124A (en) * | 2015-06-10 | 2015-08-19 | 深圳大学 | Force-bearing steel bar corrosion test piece forming device and method |
-
2015
- 2015-06-10 CN CN201520396938.XU patent/CN204649508U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849124A (en) * | 2015-06-10 | 2015-08-19 | 深圳大学 | Force-bearing steel bar corrosion test piece forming device and method |
| CN104849124B (en) * | 2015-06-10 | 2017-09-19 | 深圳大学 | Steel bar stress corrosion specimen molding apparatus and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20200610 |