CN202281744U - Field detecting device for structural adhesive - Google Patents

Field detecting device for structural adhesive Download PDF

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Publication number
CN202281744U
CN202281744U CN2011203744424U CN201120374442U CN202281744U CN 202281744 U CN202281744 U CN 202281744U CN 2011203744424 U CN2011203744424 U CN 2011203744424U CN 201120374442 U CN201120374442 U CN 201120374442U CN 202281744 U CN202281744 U CN 202281744U
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China
Prior art keywords
structure glue
curtain wall
glue
detecting device
aluminium alloy
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Expired - Fee Related
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CN2011203744424U
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Chinese (zh)
Inventor
王洪涛
江勇
郝志华
郭鸿
刘彬
万成龙
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China Academy of Building Research CABR
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China Academy of Building Research CABR
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  • Load-Bearing And Curtain Walls (AREA)

Abstract

A field detecting device for structural adhesive comprises a drawing instrument, and the drawing instrument consists of a door-shaped support; the lower end of the door-shaped support is fixedly connected with the left and the right parts of a separated auxiliary aluminum alloy frame, and a pull rod perforates the middle of the upper end of the door-shaped support; and the lower end of the pull rod is connected with the separated auxiliary aluminum alloy frame via a connecting disc. The field detecting device can quickly and accurately detect the detection value of a single adhesive slot in an existing curtain wall, the state of damaged structural adhesive, and appearance of the existing curtain wall and gluing quality and peel adhesive strength, thereby reliably ensuring normal operation of the curtain wall.

Description

The structure glue on-site detecting device
Technical field
The utility model relates to a kind of on-site detecting device of structure glue.
Background technology
Building curtain wall quality detection technology development in recent years is rapid, and mostly original detection method is the laboratory detection method, for the design verification of building curtain wall is given security.In recent years; The building curtain wall engineering detecting requires to grow with each passing day, and engineering Inspection Technique constantly proposes and be perfect, and detection technique that some are new and method have obtained checking and development in actual engineering detecting; Progressively formed perfect relatively curtain wall product quality examination criteria system; Positive facilitation has been played in raising to China's building curtain wall product quality, and these standards also are applicable to newly-built, renovating and enlarging building curtain wall engineering simultaneously, mainly are the checking property detections of design phase.But along with the extensive application of building curtain wall, the quantities of existing curtain wall increases gradually, because the design and construction standard criterion of early stage building curtain wall is unsound; Material and backward in technique causes curtain wall to have a lot of hidden danger, even the normal curtain wall that uses; Also need regular inspection to safeguard; And because the singularity of curtain wall engineering, the engineering quality detecting method of existing curtain wall is seriously lacked, especially to the performance detection of the structure glue in the existing curtain wall; Up to now also there is not a kind of real feasible method, so be badly in need of solving.
The utility model content
The purpose of the utility model provides a kind of structure glue on-site detecting device, solve the technical matters that the performance of the structure glue in the existing curtain wall can't detect.
For realizing above-mentioned purpose; The utility model adopts following technical scheme: a kind of structure glue on-site detecting device; Comprise a drawing appearance, it is characterized in that: this drawing appearance comprises a portal trestle, and the lower end of this portal trestle is fixedly connected with the secondary frame of the aluminium alloy of the left and right sides of the secondary frame of the aluminium alloy of cutting open; The upper center of portal trestle is installed with a pull bar, and the lower end of this pull bar is connected through the secondary frame of terminal pad and the aluminium alloy of cutting open.
Compared with prior art the utlity model has following characteristics and beneficial effect: the utility model has solved the technical matters that the performance of the structure glue in the existing curtain wall can't detect; Can detect the detected value of the wall scroll glue-line in the existing curtain wall fast and accurately; State in the time of also can detecting structure glue destruction; The outward appearance that can also detect existing curtain wall reaches beats the colloid amount and peels off cementability, for the normal curtain wall that uses provides reliable assurance.The utlity model has simple and fast, easy to operate advantage, be fit to large-area promoting the use of.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done further detailed explanation.
Fig. 1 is the schematic perspective view after the cutting of cladding glass unit.
Fig. 2 is the synoptic diagram that the drawing appearance is connected with the cladding glass unit.
Fig. 3 is that structure glue is peeled off the synoptic diagram that cohesiveness detects.
Reference numeral: the secondary frame of aluminium alloy that the secondary frame of 1-aluminium alloy, 2-structure glue, 3-glass, 4-drawing appearance, 4.1-portal trestle, 4.2-pull bar, 4.3-terminal pad, 5-cut open, the structure glue that 6-cuts open.
Embodiment
Embodiment is referring to shown in Figure 2; This structure glue on-site detecting device; Comprise a drawing appearance 4, this drawing appearance 4 comprises a portal trestle 4.1, and the lower end of this portal trestle 4.1 is fixedly connected with the secondary frame 1 of the aluminium alloy of the left and right sides of the secondary frame 5 of the aluminium alloy of cutting open; The upper center of portal trestle 4.1 is installed with a pull bar 4.2, and the lower end of this pull bar is connected through the secondary frame 5 of terminal pad 4.3 and the aluminium alloy of cutting open.
This structure glue in-situ check and test method of using the structure glue on-site detecting device; Step 1, on-the-spot selected cladding glass unit; This cladding glass unit comprises the secondary frame 1 of aluminium alloy, structure glue 2 and glass 3; Length direction along structure glue and the secondary frame of aluminium alloy cuts out one section single test specimen, and this single test specimen is made up of with the structure glue of cutting open 6 the secondary frame 5 of the aluminium alloy of cutting open; Width W, thickness and the length L of the structure glue 6 that step 2, measurement are cut open, and note down; Step 3, through anchor clamps or seccotine, the secondary frame 1 of drawing appearance 4 and aluminium alloy is connected firmly, the precision of drawing appearance 4 is not more than 1N and is furnished with pulling force and the pen recorder of displacement, the draw speed of drawing appearance is controlled; Step 4, the secondary frame 5 of aluminium alloy that uses 4 stretchings of drawing appearance to cut open, draw speed is 5mm/min~6mm/min, the state of the structure glue of cutting open 6 when record destroys and final single-point value of thrust P iStep 5, repeat twice step 1, obtain the data of the group single-point value of thrust and width, thickness and the length of the structure glue of cutting open to step 4, and the data of the 3rd group of single-point value of thrust and width, thickness and the length of the structure glue of cutting open; Step 6, three groups of data utilizing that step 1 to step 5 records and formula , obtain the tensile strength of three single test specimens , the A in the formula is the area of the structure glue 6 cut open; Step 7, utilize the tensile strength of three single test specimens that calculate in the step 6
Figure 811788DEST_PATH_IMAGE002
And formula
Figure 20046DEST_PATH_IMAGE003
, calculate the tensile strength of wall scroll glue-line
Figure 834419DEST_PATH_IMAGE004
Step 8, utilize the tensile strength of the wall scroll glue-line that calculates in the step 7
Figure 719198DEST_PATH_IMAGE004
And formula
Figure 986231DEST_PATH_IMAGE005
, calculate the detected value of wall scroll glue-line
Figure 185132DEST_PATH_IMAGE006
In the said step 2, the length L of the structure glue 6 that cuts down is 45mm~55mm.
Before carrying out step 1, can carry out the outward appearance of cladding glass unit and play colloid amount detection, its concrete grammar is to use vernier caliper or scale division value thickness and the width as the straight steel ruler measurement structure glue of 1mm.
Referring to Fig. 3; Before carrying out step 1; The cohesiveness of peeling off that can also carry out the cladding glass unit detects, and its concrete grammar is perpendicular to structure glue and does a cut surface, by this cut surface along the substrate surface perpendicular cuts face that to cut out two length be 70mm~80mm; And pull structure glue with 90 ° of directions, observe release surface and destroy situation.
Referring to Fig. 2; This structure glue on-site detecting device that is applied in the structure glue in-situ check and test method; Comprise a drawing appearance 4, this drawing appearance 4 comprises a portal trestle 4.1, and the lower end of this portal trestle 4.1 is fixedly connected with the secondary frame 1 of the aluminium alloy of the left and right sides of the secondary frame 5 of the aluminium alloy of cutting open; The upper center of portal trestle 4.1 is installed with a pull bar 4.2, and the lower end of this pull bar is connected through the secondary frame 5 of terminal pad 4.3 and the aluminium alloy of cutting open.
In the said step 4, the state when structure glue is destroyed has three kinds: the destruction of the destruction of structure glue cohesion destruction, structure glue and glass bonding plane and structure glue and aluminium frame bonding plane.Stretching test method also can be with reference to GB/T 13477.8-2002 " Test method for building sealants the 8th part: the mensuration of tensile propcrties ".
The unit of the area A of the structure glue of cutting open 6 is mm 2Single-point value of thrust P iUnit be N, the tensile strength of single test specimen
Figure 183173DEST_PATH_IMAGE007
Unit be N/mm 2The tensile strength of wall scroll glue-line
Figure 176537DEST_PATH_IMAGE008
Unit be N/mm 2, the detected value of wall scroll glue-line
Figure 993183DEST_PATH_IMAGE009
Unit be N/mm 2
When the detected value that detects the wall scroll glue-line After, can carry out the result with reference to the explanation of " glass curtain wall engineering legislation " clause and judge: the detected value of wall scroll glue-line
Figure 253580DEST_PATH_IMAGE009
Be not less than the Intensity Design value of regulation and stipulation, generally get 0.2N/mm 2
The outward appearance of structure glue and plays colloid amount detection: injecting glue should full, closely knit, even, smooth, no bubble; Whether the structure glue of glass plate has the oily phenomenon of stream near observing, and judges whether structure glue is incompatible with base material.
Should check watering dimensioning and carrying out stressed checking computations of structure glue before the on-the-spot detection of structure glue.The injecting glue width of structure glue, thickness and checking of bearing capacity are with reference to the regulation of " glass curtain wall engineering legislation " JGJ 102-2003: width>=7mm; 6mm≤thickness≤12mm; Thickness≤width≤2 times thickness.
Structure glue peel off that cohesiveness detects also can be with reference to " structural silicone sealant for building " GB 16776-2005, " glass curtain wall inspection of engineering quality standard " JGJ/T 139-2001.Structure glue is that cohesion is destroyed in pullling process, and structure glue pull the process cleaved or peeling off before fluid sealant elongate predetermined value, judge that then the cohesive force of base material is qualified, otherwise be judged to defective.
The present invention is applicable to the on-the-spot detection of glass curtain wall structure glue mechanical property.The project of the on-the-spot detection of structure glue comprises outward appearance and beats the colloid amount and detect, peel off cohesiveness detection and the on-the-spot detection of tensile bond strength.The on-the-spot detection of structure glue should be carried out under normal environment for use condition, should write down ambient air temperature and humidity situation when detecting.The on-the-spot detection of structure glue is answered subregion, is carried out in batches, and should select stressed unfavorable unit to divide into groups to test; Every group of corresponding glue-line, every glue-line is chosen at 3 and is made an experiment.
The on-the-spot detection of structure glue advises that each subregion or each batch sample size are no less than three cladding glass unit; Each cladding glass unit is got two groups (glue-lines) and is made an experiment; Every group of test specimen is positioned at three diverse locations of same glue-line; Suggested position is the L/4 of this glue-line, 2L/4,3L/4 place.
The examining report of structure glue tensile bond strength should comprise following content: 1, manufacturer, client and detection classification; 2, the position of on-the-spot test unit, curtain wall type, series and specification; 3, the relevant diagram of member (comprising outer facade, vertical, transverse section and node) but must express the supporting system of member and the opening ways of opening section; 4, the kind material and the trade mark of the kind of section bar, inlaid material, material, the trade mark, size and method for embedding, encapsulant and annex; 5, floor height and maximum lattice size; 6, detect foundation and use instrument; 7, testing process: the experimental phenomena of different load action stage curtain wall members; 8, testing result and conclusion: whether by above-mentioned situation, it is qualified to judge; 9, detect date, main inspection people, person approving and responsible official's signature.

Claims (1)

1. structure glue on-site detecting device; Comprise a drawing appearance (4); It is characterized in that: this drawing appearance (4) comprises a portal trestle (4.1); The lower end of this portal trestle (4.1) is fixedly connected with the secondary frame of aluminium alloy (1) of the left and right sides of the secondary frame of the aluminium alloy of cutting open (5), and the upper center of portal trestle (4.1) is installed with a pull bar (4.2), and the lower end of this pull bar is connected with the secondary frame of the aluminium alloy of cutting open (5) through terminal pad (4.3).
CN2011203744424U 2010-12-08 2011-09-30 Field detecting device for structural adhesive Expired - Fee Related CN202281744U (en)

Priority Applications (1)

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CN 201010578870 CN102053062A (en) 2010-12-08 2010-12-08 Structural adhesive on-site detection method and device
CN201010578870.9 2010-12-08
CN2011203744424U CN202281744U (en) 2010-12-08 2011-09-30 Field detecting device for structural adhesive

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CN103149148A (en) * 2013-02-22 2013-06-12 安徽省(水利部淮河水利委员会)水利科学研究院 Bonding strength tester of concrete carbonation protective layer
CN112326549A (en) * 2020-10-26 2021-02-05 山东众盛工程检测有限公司 External wall insulation board drawing auxiliary equipment and drawing detection method thereof

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CN103969180B (en) * 2013-02-05 2016-08-03 中国建筑科学研究院 Method for testing adhesive property of silicone structure sealant for existing curtain wall
CN104075990B (en) * 2013-03-28 2016-08-24 中国建筑科学研究院 Durability evaluation method for existing building curtain wall silicone structure sealant
CN103604618B (en) * 2013-11-19 2016-01-20 中冶建筑研究总院有限公司 The method of the structure glue-line of the face glass auxiliary frame of the existing frame concealed curtain wall of Site Detection
CN103616284B (en) * 2013-11-19 2015-11-18 中冶建筑研究总院有限公司 The method of the structure glue-line of the double glazing panel of the existing frame concealed curtain wall of Site Detection
CN104062230B (en) * 2014-07-03 2016-12-07 安徽省(水利部淮河水利委员会)水利科学研究院 Concrete carbonization overcoat binding strength detecting instrument
CN104132856B (en) * 2014-08-13 2016-11-09 中国建材检验认证集团股份有限公司 Structure glue interfacial adhesion shear strength device for testing and method of testing
CN104215574B (en) * 2014-09-01 2016-05-11 厦门市工程检测中心有限公司 A kind of double glazing outer course fluid sealant adhesive property detection method
CN104237012B (en) * 2014-09-17 2016-09-14 中国建材检验认证集团股份有限公司 Test device and method of testing for building structure glue bond tensile stress relaxation
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CN105510226A (en) * 2015-12-08 2016-04-20 中国建材检验认证集团股份有限公司 Method and device for testing bonding property of second-time sealant of hollow glass
CN107179065B (en) * 2017-04-19 2020-01-17 常州市盛士达汽车空调有限公司 Method for rapidly detecting thickness of glue applied to automobile air conditioner pipe joint
CN107102457B (en) * 2017-06-13 2019-12-24 深圳市华星光电技术有限公司 Device and method for detecting adhesive force of frame glue of liquid crystal panel
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Publication number Priority date Publication date Assignee Title
CN103149148A (en) * 2013-02-22 2013-06-12 安徽省(水利部淮河水利委员会)水利科学研究院 Bonding strength tester of concrete carbonation protective layer
CN112326549A (en) * 2020-10-26 2021-02-05 山东众盛工程检测有限公司 External wall insulation board drawing auxiliary equipment and drawing detection method thereof
CN112326549B (en) * 2020-10-26 2023-04-04 山东众盛工程检测有限公司 External wall insulation board drawing auxiliary equipment and drawing detection method thereof

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