CN103669894A - Reinforcement method for reinforced concrete silo inner wall and structure - Google Patents
Reinforcement method for reinforced concrete silo inner wall and structure Download PDFInfo
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- CN103669894A CN103669894A CN201210340315.1A CN201210340315A CN103669894A CN 103669894 A CN103669894 A CN 103669894A CN 201210340315 A CN201210340315 A CN 201210340315A CN 103669894 A CN103669894 A CN 103669894A
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Abstract
The invention discloses a reinforcement method for a reinforced concrete silo inner wall and a structure. The reinforcement method comprises the following steps that concrete of the silo inner wall having problems is roughened, so that vertical steel bars and circumferential steel bars in the inner wall are exposed completely; the roughened inner wall is brushed with a layer of neat cement motar; anchor steel bars are welded to the vertical steel bars at intervals; lining steel plates are welded to the anchor steel bars; concrete is poured in space between the lining steel plates and the inner wall. The steel anchor plate type reinforcement method is used for overcoming defects of a traditional processing method used after the concrete the silo inner wall peels and falls off, the silo inner wall can be reinforced effectively in the simple method, and service life of the silo is prolonged.
Description
Technical field
the present invention relates to a kind of steel bar concrete silo, particularly relate to a kind of reinforcement means and structure of steel bar concrete silo inwall, belong to the reinforcing technique field of steel concrete inwall.
Background technology
reinforced concrete silo is a kind of structure form common in modern industry enterprise, it is widely used in mine, metallurgical, the industries such as chemical industry, for ore, the storage of raw materials for production etc., common form is as the term suggests be console mode drum, because its general material adopting is steel concrete, after long-term use, silo inwall due to be subject to for a long time its impact of the ore of storing etc., often there is peeling off obscission in its inner side concrete, cause inner side reinforcing steel bars exposed, can have a strong impact on like this use safety of silo, running into this situation generally can think and arrived the limit its application life, often do and scrap processing, yet, except reinforcing steel bars exposed inside silo, in fact remainder there is no safety problem, therefore such processing mode can cause very large waste, in addition, sometimes at the inner side reinforcing bar exposing concreting again outward, but, because concrete abrasion-resistant is poor, between the old and new's concrete, combination is also firm not, therefore reusing rear Chang Zaici goes wrong, effect is bad.
Summary of the invention
the object of the invention is to, a kind of reinforcement means and structure of steel bar concrete silo inwall is provided.For traditional silo internal-wall concrete, peel off the drawback of the post-processing approach that comes off, propose a kind of steel anchor plate type reinforcing method, by easy method, can effectively to silo inwall, reinforce, extend the application life of silo.
technical scheme of the present invention: a kind of reinforcement means of steel bar concrete silo inwall, reinforce according to the following steps:
a, by the silo internal-wall concrete dabbing going wrong, make in inwall vertical reinforcement and circumferential reinforcement come out completely;
b, on the inwall of dabbing, brush plain-water slurry one;
c, on vertical reinforcement, the weld anchor at interval draws reinforcing bar;
d, draw steel bar welding to be connected together lining steel plate and anchor;
e, between lining steel plate and inwall fluid concrete.
in the reinforcement means of aforementioned steel bar concrete silo inwall, described lining steel plate and anchor draw the one side of reinforcing bar welding uniform be welded with dowel.
in the reinforcement means of aforementioned steel bar concrete silo inwall, described anchor draws the diameter of reinforcing bar to be greater than 8 millimeters, and length is 80～120 millimeters, and spacing is 500～600 millimeters.
in the reinforcement means of aforementioned steel bar concrete silo inwall, described for the ease of welding, lining steel plate forms with upper steel plate by two, and segmentation is welded, and in the junction of two block plates, is welded with lacing wire, and the thickness of steel plate is 6～8 millimeters, and length is 1～1.5 meter.
in the reinforcement means of aforementioned steel bar concrete silo inwall, the described concrete of pouring into a mould between lining steel plate and inwall is pea gravel concreten, and concrete thickness is not less than 100 millimeters, and concrete grade is not less than C25.
the structure forming according to the reinforcement means of aforementioned steel bar concrete silo inwall, comprise vertical reinforcement and circumferential reinforcement in existing inwall, on vertical reinforcement, the anchor that is welded with at interval draws reinforcing bar and steel plate lacing wire, and steel plate lacing wire and lining steel plate welding, be cast with concrete between lining steel plate and inwall.
in aforementioned structure, the one side of described lining steel plate and steel plate lacing wire welding is evenly equipped with dowel.
compared with prior art, the present invention, by adopting lining steel plate reinforced concrete silo inwall, is greatly improved its abrasion resistance, can effectively extend the application life of concrete silo, compare with conventional process mode, reasonable more economically, and constructing operation is also comparatively simple.
Accompanying drawing explanation
fig. 1 is structural representation of the present invention.
being labeled as in accompanying drawing: 1-inwall, 2-vertical reinforcement, 3-circumferential reinforcement, 4-anchor draws reinforcing bar, 5-lining steel plate, 6-dowel.
The specific embodiment
below in conjunction with drawings and Examples, the present invention is described in further detail, but not as any limitation of the invention.
embodiment.
the present invention as shown in Figure 1.A reinforcement means for steel bar concrete silo inwall, reinforce according to the following steps:
a, by the silo inwall going wrong 1 concrete dabbing, make in inwall 1 vertical reinforcement 2 and circumferential reinforcement 3 come out completely;
b, on the inwall 1 of dabbing, brush plain-water slurry one;
c, on vertical reinforcement 2, the weld anchor at interval draws reinforcing bar 4 and steel plate lacing wire 7;
d, lining steel plate 5 and steel plate lacing wire 7 are welded together;
e, between lining steel plate 5 and inwall 1 fluid concrete.
the one side of lining steel plate described in said method 5 and steel plate lacing wire 7 welding is uniform is welded with dowel 6.Described anchor draws the diameter of reinforcing bar 4 to be greater than 8 millimeters, and length is 80～120 millimeters, and spacing is 500～600 millimeters.Described for the ease of welding, lining steel plate 5 forms with upper steel plate by two, and segmentation is welded, and the two ends of steel plate are connected with steel plate lacing wire 7, and the thickness of steel plate is 6～8 millimeters, and length is 1～1.5 meter.The concrete of described cast between lining steel plate 5 and inwall 1 is pea gravel concreten, and concrete thickness is not less than 100 millimeters, and concrete grade is not less than C25.
the structure forming according to the reinforcement means of aforementioned steel bar concrete silo inwall, comprise vertical reinforcement 2 and circumferential reinforcement 3 in existing inwall 1, on vertical reinforcement 2, the anchor that is welded with at interval draws reinforcing bar 4 and steel plate lacing wire 7, steel plate lacing wire 7 and lining steel plate 5 welding, be cast with concrete between lining steel plate 5 and inwall 1.Described lining steel plate 5 is evenly equipped with dowel 6 with the one side of steel plate lacing wire 7 welding.
the present invention reinforces the existing steel bar concrete silo of having scrapped, Figure 1 shows that a round silo local structure schematic diagram, the inwall 1 of Fig. 1 refers to the concrete in silo original structure, the existing steel bar concrete silo of having scrapped is due to after being used for a long time, silo inwall concrete occurs peeling off and comes off, and therefore the vertical reinforcement 2 in silo inwall 1 and circumferential reinforcement 3 can expose.While reinforcing by method of the present invention; first the concrete chisel of whole inner side reinforcement cover should be removed; comprise loosening and not loosening all should cutting; until vertical reinforcement 2 and circumferential reinforcement 3 expose completely; then on vertical reinforcement 2, weld anchor draws reinforcing bar 4; then the lining steel plate 5 with dowel 6 prior division system being performed is reliably connected with vertical reinforcement 2 by steel plate lacing wire 7 with the vertical reinforcement 2 in inwall 1, builds pea gravel concreten afterwards between the gap of lining steel plate 5 and former silo inwall 1.During Specific construction, segmentation is from the bottom to top constructed in this way, until silo top, after construction, formed newly-increased, a complete lining steel plate 5, its abrasion resistance is greatly improved, so greatly extended the application life of the steel bar concrete silo after the present invention's reinforcing.
Claims (7)
1. a reinforcement means for steel bar concrete silo inwall, is characterized in that: the method is reinforced according to the following steps:
A, by silo inwall (1) the concrete dabbing going wrong, make in inwall (1) vertical reinforcement (2) and circumferential reinforcement (3) come out completely;
B, at one plain-water slurry of the upper brush of the inwall of dabbing (1);
C, the weld anchor at the upper interval of vertical reinforcement (2) draw reinforcing bar (4) and steel plate lacing wire (7);
D, lining steel plate (5) and steel plate lacing wire (7) are welded together;
E, between lining steel plate (5) and inwall (1) fluid concrete.
2. the reinforcement means of steel bar concrete silo inwall according to claim 1, is characterized in that: the one side of described lining steel plate (5) and steel plate lacing wire (7) welding is uniform is welded with dowel (6).
3. the reinforcement means of steel bar concrete silo inwall according to claim 1, is characterized in that: described anchor draws the diameter of reinforcing bar (4) to be greater than 8 millimeters, and length is 80～120 millimeters, and spacing is 500～600 millimeters.
4. the reinforcement means of steel bar concrete silo inwall according to claim 1, it is characterized in that: described for the ease of welding, lining steel plate (5) forms with upper steel plate by two, segmentation is welded, the two ends of steel plate are connected with steel plate lacing wire (7), the thickness of steel plate is 6～8 millimeters, and length is 1～1.5 meter.
5. the reinforcement means of steel bar concrete silo inwall according to claim 1, it is characterized in that: the concrete of described cast between lining steel plate (5) and inwall (1) is pea gravel concreten, concrete thickness is not less than 100 millimeters, and concrete grade is not less than C25.
6. the structure forming according to the reinforcement means of steel bar concrete silo inwall described in the arbitrary claim of claim 1～5, it is characterized in that: comprise vertical reinforcement (2) and circumferential reinforcement (3) in existing inwall (1), the anchor that is welded with at the upper interval of vertical reinforcement (2) draws reinforcing bar (4) and steel plate lacing wire (7), steel plate lacing wire (7) and lining steel plate (5) welding, be cast with concrete between lining steel plate (5) and inwall (1).
7. structure according to claim 6, is characterized in that: described lining steel plate (5) is evenly equipped with dowel (6) with the one side of steel plate lacing wire (7) welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210340315.1A CN103669894B (en) | 2012-09-14 | 2012-09-14 | The reinforcement means of a kind of reinforced concrete silo inwall and structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210340315.1A CN103669894B (en) | 2012-09-14 | 2012-09-14 | The reinforcement means of a kind of reinforced concrete silo inwall and structure |
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| CN103669894A true CN103669894A (en) | 2014-03-26 |
| CN103669894B CN103669894B (en) | 2016-08-31 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930587A (en) * | 2017-03-03 | 2017-07-07 | 苏州中材建设有限公司 | Novel pre-stressed cement produced with the dry method silo and reinforcement means |
| CN112096156A (en) * | 2020-09-18 | 2020-12-18 | 中冶建筑研究总院有限公司 | Reinforced concrete silo, protection method for silo wall of silo and material storage station |
| CN115110795A (en) * | 2022-06-17 | 2022-09-27 | 攀钢集团西昌钢钒有限公司 | Method and structure for repairing hopper wall of large cement product |
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| JPH10220032A (en) * | 1997-02-05 | 1998-08-18 | Sansen Eng Kk | Reinforcing method for concrete construction, thereby obtained reinforced structure, and cushion spacer used for above structure |
| JP2009097292A (en) * | 2007-10-19 | 2009-05-07 | Toray Ind Inc | Anchor member, and reinforcement method for concrete member using the same |
| CN101446125A (en) * | 2007-11-27 | 2009-06-03 | 贵阳铝镁设计研究院 | Method for treating inner formwork of concrete silo wall |
| CN201411899Y (en) * | 2009-05-25 | 2010-02-24 | 中冶实久建设有限公司 | Template structure for tower-silo reinforcement construction |
| CN102121316A (en) * | 2011-01-12 | 2011-07-13 | 北京交通大学 | Construction method for reinforcing circular structures by pre-tensioned high-strength fiber cloth |
| CN102418424A (en) * | 2011-09-28 | 2012-04-18 | 南京林业大学 | Method for reinforcing silo in circumferential direction |
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2012
- 2012-09-14 CN CN201210340315.1A patent/CN103669894B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10220032A (en) * | 1997-02-05 | 1998-08-18 | Sansen Eng Kk | Reinforcing method for concrete construction, thereby obtained reinforced structure, and cushion spacer used for above structure |
| JP2009097292A (en) * | 2007-10-19 | 2009-05-07 | Toray Ind Inc | Anchor member, and reinforcement method for concrete member using the same |
| CN101446125A (en) * | 2007-11-27 | 2009-06-03 | 贵阳铝镁设计研究院 | Method for treating inner formwork of concrete silo wall |
| CN201411899Y (en) * | 2009-05-25 | 2010-02-24 | 中冶实久建设有限公司 | Template structure for tower-silo reinforcement construction |
| CN102121316A (en) * | 2011-01-12 | 2011-07-13 | 北京交通大学 | Construction method for reinforcing circular structures by pre-tensioned high-strength fiber cloth |
| CN102418424A (en) * | 2011-09-28 | 2012-04-18 | 南京林业大学 | Method for reinforcing silo in circumferential direction |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930587A (en) * | 2017-03-03 | 2017-07-07 | 苏州中材建设有限公司 | Novel pre-stressed cement produced with the dry method silo and reinforcement means |
| CN106930587B (en) * | 2017-03-03 | 2018-10-23 | 苏州中材建设有限公司 | Novel pre-stressed cement produced with the dry method silo and reinforcement means |
| CN112096156A (en) * | 2020-09-18 | 2020-12-18 | 中冶建筑研究总院有限公司 | Reinforced concrete silo, protection method for silo wall of silo and material storage station |
| CN115110795A (en) * | 2022-06-17 | 2022-09-27 | 攀钢集团西昌钢钒有限公司 | Method and structure for repairing hopper wall of large cement product |
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| CN103669894B (en) | 2016-08-31 |
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