CN102635073B - Pressure device for steel plates bonding and application method of pressure device - Google Patents
Pressure device for steel plates bonding and application method of pressure device Download PDFInfo
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- CN102635073B CN102635073B CN201210147361.XA CN201210147361A CN102635073B CN 102635073 B CN102635073 B CN 102635073B CN 201210147361 A CN201210147361 A CN 201210147361A CN 102635073 B CN102635073 B CN 102635073B
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Abstract
The invention relates to a pressure device for steel plates bonding and an application method of the pressure device. Model tests of bonding steel reinforcement have the problems of multi-processes, unrecycled materials and incapability of realizing effective control over bond line thickness or ensure even bond line thickness. Two parallel opposite elongated pressure plates with adjustable width are arranged and a notch is arranged at either end; two pressure draw bars with threads are arranged and stuck in the notches on two sides of the pressure plates with adjustable width; one pressure plate with adjustable width is fixed with the two pressure draw bars by width nuts and stop nuts which are arranged on two surfaces of the pressure plate with adjustable width and sheathed on the pressure draw bars; pressure nuts are arranged at the bottom of the other pressure plate with adjustable width, and are sheathed on the pressure draw bars; and a magnetic bond line thickness control block is adsorbed to the top surface. The pressure device for steel plates bonding is used for pressuring bonding steel which is applicable to rectangular reinforced concrete beams with different width and height to realize repeated use of the pressure device, avoid the waste of materials and lower cost of model tests.
Description
Technical field
the present invention relates to a kind of model test apparatus of highway bridge, be specifically related to a kind of steel sticking water booster system and using method thereof.
Background technology
" steel-bonded reinforcement " also claims " affixing steel plate reinforcement ", to adopt high performance epoxies adhesive bond in the surface of concrete component steel plate, make steel plate and concrete form integral body, utilize tensile strength that steel plate is good to reach the object of reinforcement supporting capacity and rigidity.
In affixing steel plate reinforcement engineering, the performance of high-performance epoxies bonding agent is the key of consolidation effect, therefore, must adopt the functional performance of the method validation structure glue of model testing.Model testing adopts rectangle steel Concrete Beam Reinforced, and at rectangular beam lower edge affixing steel plate.Steel-bonded reinforcement construction process requirement should pressurize to the steel plate after pasting, reach make steel plate with concrete is closely connected, bondline thickness evenly and the object that unloads part steel plate weight, to guarantee steel plate and concrete beam cooperative bearing.In model testing, the conventional way of pressurizeing for affixing steel plate is to adopt chemical anchor bolts, and its construction method is: hole on affixing steel plate and concrete beam (1); (2) adopt anchoring adhesive that crab-bolt is implanted in concrete beam; (3) chemical anchor bolts are passed brushed the steel plate of high-performance epoxies bonding agent; (4) pad and the nut of chemical anchor bolts are installed, upper jack panel pressurizes to affixing steel plate; (5), after high-performance epoxies bonding agent has solidified, shed the pressure of chemical anchor bolts to steel plate.From above-mentioned construction method, adopt the method working procedure of chemical anchor bolts pressurization more, and after having constructed, need to be ineffective to chemical anchor bolts, and not reproducible utilization, the waste of material caused.In addition, the maximum technological deficiency that chemical anchor bolts pressure method cannot overcome is: chemical anchor bolts pressure method is extruded situation as the basis for estimation of pressurization effect using glue from steel plate both sides, be difficult to control the thickness of glue-line, more cannot guarantee the uniformity of bondline thickness, when glue is extruded from steel plate both sides, there is the excessively thin risk of crab-bolt bottom glue-line, directly affect the effect of affixing steel plate reinforcement.
In sum, the steel bonding pressure method adopting in steel-bonded reinforcement model testing at present exists working procedure many, the not reproducible utilization of material, cannot realize bondline thickness and effectively control and guarantee the inhomogeneity problem of bondline thickness, not only increased the difficulty of test, cause the waste of material, and directly affect the effect of affixing steel plate reinforcement.
Summary of the invention
The object of this invention is to provide a kind of material can reuse, steel sticking process controllability strong, steel sticking effect is more stable steel sticking water booster system and using method thereof.
The technical solution adopted in the present invention is:
A steel sticking water booster system, is characterized in that:
Be provided with two adjustable wide increased pressure boards of parallel relative strip, the two ends of adjustable wide increased pressure board all offer notch;
Be provided with two threaded pressurization pull bars of tool, holding is in the notch of adjustable wide increased pressure board both sides respectively;
Wherein an adjustable wide increased pressure board and two pressurization pull bars fix by the wide nut of tune and the stop nut that are positioned at adjustable wide increased pressure board two sides and be enclosed within on pressurization pull bar;
The bottom surface of the adjustable wide increased pressure board of another piece is provided with the pressurizing nut being enclosed within on pressurization pull bar, and end face adsorbs the bondline thickness controll block that is magnetic.
The using method of described a kind of steel sticking water booster system, is characterized in that:
By following steps, realized:
Step 1: place an adjustable wide increased pressure board at rectangular beam top;
Step 2: be set with stop nut and adjust wide nut on pressurization pull bar;
Step 3: two pressurization pull bars are respectively charged in the notch at adjustable wide increased pressure board two ends, adjust wide nut to be positioned at the end face of adjustable wide increased pressure board, stop nut is positioned at the bottom surface of adjustable wide increased pressure board, the both sides of rectangular beam; According to after the center to center distance of rectangular beam width adjustment pressurization pull bar, to tighten and adjust wide nut and the adjustable wide increased pressure board of the common clamping of stop nut, stop nut is clipped in rectangular beam both sides;
Step 4: in rectangular beam bottom, the lower end of pressurization pull bar places an adjustable wide increased pressure board, order pressurization pull bar is stuck in the notch at these adjustable wide increased pressure board two ends; Magnetic bondline thickness controll block is adsorbed on adjustable wide increased pressure board, makes its two ends between rectangular beam bottom and adjustable wide increased pressure board; By epoxy adhesive, affixing steel plate is arranged on to rectangular beam bottom, pressurizing nut is installed in bottom at pressurization pull bar, and by pressurizing nut, adjust the height of the adjustable wide increased pressure board in lower end, to affixing steel plate pressurization, the adjustable wide increased pressure board in lower end and magnetic bondline thickness controll block are adjacent to;
Step 5: after epoxy adhesive solidifies, remove steel sticking water booster system.
The present invention has the following advantages:
1, steel sticking water booster system of the present invention, to being applicable to the steel bonding pressurization of different in width and differing heights rectangle steel Concrete Beam Reinforced, is realized water booster system recycling, has avoided the waste of material, has reduced the cost of model testing.
2, adopt steel sticking water booster system of the present invention to pressurize to affixing steel plate, working procedure is simple, has shortened Model Beam and has made the duration, has improved efficiency of construction.
3, adopt steel sticking water booster system of the present invention to pressurize to affixing steel plate, realized the controllability of bondline thickness, guaranteed the uniformity of bondline thickness, avoided the impact of bondline thickness on steel-bonded reinforcement effect.
4, steel sticking water booster system of the present invention, from heavy and light, is easy to carry.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of adjustable wide increased pressure board
Fig. 3 is the figure that installs and uses of the present invention.
In figure, the 1-pull bar that pressurizes, 2-stop nut, 3-is adjustable wide increased pressure board, 4-adjusts wide nut, 5-pressurizing nut, 6-magnetic bondline thickness controll block, 7-reinforced concrete rectangular beam, 8--epoxy adhesive, 9-affixing steel plate.
The specific embodiment
Below in conjunction with the specific embodiment, the present invention will be described in detail.
A kind of steel sticking water booster system of the present invention, for verifying the model testing of structure glue functional performance, is provided with the upper and lower two block-shaped identical and adjustable wide increased pressure boards 3 of parallel relative strip, and the two ends of adjustable wide increased pressure board 3 all offer notch.Two threaded pressurization pull bars 1 of tool, holding is in the notch of adjustable wide increased pressure board 3 both sides respectively.Adjustable wide increased pressure board 3 above and two pressurization pull bars 1 fix by the wide nut 4 of tune and the stop nut 2 that are positioned at adjustable wide increased pressure board 3 upper and lower surfaces and be enclosed within on pressurization pull bar 1; The bottom surface of adjustable wide increased pressure board 3 is below provided with the pressurizing nut 5 being enclosed within on pressurization pull bar 1, and end face adsorbs the bondline thickness controll block 6 that is magnetic.
Wherein, the power that pressurization pull bar 1 can bear the adjustable wide increased pressure board 3 in lower end is passed to the adjustable wide increased pressure board 3 at rectangular beam top; Stop nut 2 clamps adjustable wide increased pressure board 3 jointly with adjusting wide nut 4, fixing pressurization pull bar 1 spacing, and adjustable wide increased pressure board 3 is fixed on to rectangle back, and avoid adjustable wide increased pressure board 3 and rectangular beam generation relative displacement, affect the uniformity of pressurization; Lower end is adjustable wide increased pressure board 3 is for to affixing steel plate pressurization, and upper end is adjustable, and wide increased pressure board 3 provides support power for affixing steel plate pressurizes; Adjust wide nut 4 and adjust common adjustable wide increased pressure board 3, fixing pressurization pull bar 1 spacing of clamping of wide nut 4; Pressurizing nut 5 is adjusted adjustable wide increased pressure board 3 height in lower end, and affixing steel plate is pressurizeed; Magnetic bondline thickness controll block 6 can be adsorbed on adjustable wide increased pressure board 3, and its thickness equals steel plate thickness and adds bondline thickness, and can adjust according to actual needs, for controlling the thickness of glue-line, guarantees the uniformity of the rear bondline thickness of pressurization.
Install and use step as follows:
Step 1: place an adjustable wide increased pressure board 3 at rectangular beam top;
Step 2: be set with stop nut 2 and adjust wide nut 4 on pressurization pull bar 1;
Step 3: two pressurization pull bars 1 are respectively charged in the notch at adjustable wide increased pressure board 3 two ends, adjust wide nut 4 to be positioned at the end face of adjustable wide increased pressure board 3, stop nut 2 is positioned at the bottom surface of adjustable wide increased pressure board 3, the both sides of rectangular beam; According to after the center to center distance of rectangular beam width adjustment pressurization pull bar 1, to tighten and adjust wide nut 4 and the adjustable wide increased pressure board 3 of stop nut 2 common clamping, stop nut 2 is clipped in rectangular beam both sides;
Step 4: in rectangular beam bottom, the lower end of pressurization pull bar 1 places an adjustable wide increased pressure board 3, order pressurization pull bar 1 is stuck in the notch at these adjustable wide increased pressure board 3 two ends; Magnetic bondline thickness controll block 6 is adsorbed on adjustable wide increased pressure board 3, makes its two ends between rectangular beam bottom and adjustable wide increased pressure board 3; By epoxy adhesive 8, affixing steel plate 9 is arranged on to rectangular beam bottom, pressurizing nut 5 is installed in bottom at pressurization pull bar 1, and by the height of the pressurizing nut 5 adjustable wide increased pressure boards 3 in adjustment lower end, to affixing steel plate 9 pressurizations, the adjustable wide increased pressure board 3 in lower end is pressed close to magnetic bondline thickness controll block 6;
Step 5: after epoxy adhesive 8 solidifies, remove steel sticking water booster system.
Claims (1)
1. a using method for steel sticking water booster system, is characterized in that:
By following steps, realized:
Step 1: place an adjustable wide increased pressure board (3) at rectangular beam top;
Step 2: at pressurization pull bar (1) upper suit stop nut (2) and tune wide nut (4);
Step 3: two pressurization pull bars (1) are respectively charged in the notch at adjustable wide increased pressure board (3) two ends, adjust wide nut (4) to be positioned at the end face of adjustable wide increased pressure board (3), stop nut (2) is positioned at the bottom surface of adjustable wide increased pressure board (3), the both sides of rectangular beam; According to after the center to center distance of rectangular beam width adjustment pressurization pull bar (1), to tighten and adjust wide nut (4) and stop nut (2) jointly to clamp adjustable wide increased pressure board (3), stop nut (2) is clipped in rectangular beam both sides;
Step 4: an adjustable wide increased pressure board (3) is placed in the lower end at rectangular beam bottom, pressurization pull bar (1), and order pressurization pull bar (1) is stuck in the notch at these adjustable wide increased pressure board (3) two ends; Magnetic bondline thickness controll block (6) is adsorbed on to adjustable wide increased pressure board (3) upper, makes it be positioned at the two ends between rectangular beam bottom and adjustable wide increased pressure board (3); By epoxy adhesive (8), affixing steel plate (9) is arranged on to rectangular beam bottom, pressurizing nut (5) is installed in bottom at pressurization pull bar (1), and by the height of pressurizing nut (5) the adjustment adjustable wide increased pressure board in lower end (3), to affixing steel plate (9) pressurization, the adjustable wide increased pressure board in lower end (3) and magnetic bondline thickness controll block (6) are adjacent to;
Step 5: after epoxy adhesive (8) solidifies, remove steel sticking water booster system;
The concrete structure of above-mentioned steel sticking water booster system is:
Be provided with two adjustable wide increased pressure boards of parallel relative strip (3), the two ends of adjustable wide increased pressure board (3) all offer notch;
Be provided with two threaded pressurization pull bars of tool (1), holding is in the notch of adjustable wide increased pressure board (3) both sides respectively;
Wherein an adjustable wide increased pressure board (3) fixes by the wide nut of tune (4) and the stop nut (2) that are positioned at adjustable wide increased pressure board (3) two sides and be enclosed within on pressurization pull bar (1) with two pressurization pull bars (1);
The bottom surface of another piece is adjustable wide increased pressure board (3) is provided with the pressurizing nut (5) being enclosed within on pressurization pull bar (1), the end face absorption bondline thickness controll block (6) that is magnetic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210147361.XA CN102635073B (en) | 2012-05-14 | 2012-05-14 | Pressure device for steel plates bonding and application method of pressure device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210147361.XA CN102635073B (en) | 2012-05-14 | 2012-05-14 | Pressure device for steel plates bonding and application method of pressure device |
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| CN102635073A CN102635073A (en) | 2012-08-15 |
| CN102635073B true CN102635073B (en) | 2014-04-09 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775160B (en) * | 2018-07-02 | 2021-01-26 | 广东工业大学 | Glue injection device and method for post-tensioning method |
| CN108868188B (en) * | 2018-08-22 | 2023-12-12 | 天津核海源科技发展有限公司 | Tool for bonding and self-adsorption supporting locking of steel plate under limiting condition |
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| JPH0996113A (en) * | 1995-10-03 | 1997-04-08 | Ohbayashi Corp | Method of aseismatically reinforcing existing column |
| CN2507005Y (en) * | 2001-03-12 | 2002-08-21 | 石油大学(华东)石仪科技实业发展公司 | Radial multi-layer rock core holder |
| CN2676178Y (en) * | 2004-01-19 | 2005-02-02 | 申雅密封件有限公司 | Universal fixture for compression permanent set of automobile weather seal |
| CN101025047A (en) * | 2007-03-09 | 2007-08-29 | 华南理工大学 | External transverse prestressed steel reinforced concrete beam |
| CN101413252A (en) * | 2008-09-23 | 2009-04-22 | 中铁大桥勘测设计院有限公司 | Steel plate fixing device and method for pasting steel plate construction by coating and scraping method |
| CN201625930U (en) * | 2010-01-12 | 2010-11-10 | 珠海格力电器股份有限公司 | Belt Pulley Auxiliary Tightening Tool |
| CN101994398A (en) * | 2010-10-15 | 2011-03-30 | 方远建设集团股份有限公司 | Concrete structure steel plate-fiber reinforce plastic (FRP) composite reinforcement method |
| CN202577166U (en) * | 2012-05-14 | 2012-12-05 | 中交第一公路勘察设计研究院有限公司 | Steel plate sticking pressurization device |
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2012
- 2012-05-14 CN CN201210147361.XA patent/CN102635073B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0996113A (en) * | 1995-10-03 | 1997-04-08 | Ohbayashi Corp | Method of aseismatically reinforcing existing column |
| CN2507005Y (en) * | 2001-03-12 | 2002-08-21 | 石油大学(华东)石仪科技实业发展公司 | Radial multi-layer rock core holder |
| CN2676178Y (en) * | 2004-01-19 | 2005-02-02 | 申雅密封件有限公司 | Universal fixture for compression permanent set of automobile weather seal |
| CN101025047A (en) * | 2007-03-09 | 2007-08-29 | 华南理工大学 | External transverse prestressed steel reinforced concrete beam |
| CN101413252A (en) * | 2008-09-23 | 2009-04-22 | 中铁大桥勘测设计院有限公司 | Steel plate fixing device and method for pasting steel plate construction by coating and scraping method |
| CN201625930U (en) * | 2010-01-12 | 2010-11-10 | 珠海格力电器股份有限公司 | Belt Pulley Auxiliary Tightening Tool |
| CN101994398A (en) * | 2010-10-15 | 2011-03-30 | 方远建设集团股份有限公司 | Concrete structure steel plate-fiber reinforce plastic (FRP) composite reinforcement method |
| CN202577166U (en) * | 2012-05-14 | 2012-12-05 | 中交第一公路勘察设计研究院有限公司 | Steel plate sticking pressurization device |
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Owner name: CHINA ROAD AND BRIDGE CORPORATION Effective date: 20150104 |
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Effective date of registration: 20150104 Address after: 710075 Xi'an hi tech Development Zone, Shaanxi science and technology No. two road, No. 63 Patentee after: CCCC First Highway Consultants Co., Ltd. Patentee after: China Road & Bridge Corporation Address before: 710075 Xi'an hi tech Development Zone, Shaanxi science and technology No. two road, No. 63 Patentee before: CCCC First Highway Consultants Co., Ltd. |