CN221326183U - Residual bearing capacity testing device under degumming state of hollow hidden frame glass curtain wall panel - Google Patents
Residual bearing capacity testing device under degumming state of hollow hidden frame glass curtain wall panel Download PDFInfo
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- CN221326183U CN221326183U CN202322989695.8U CN202322989695U CN221326183U CN 221326183 U CN221326183 U CN 221326183U CN 202322989695 U CN202322989695 U CN 202322989695U CN 221326183 U CN221326183 U CN 221326183U
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- glass
- auxiliary frame
- bearing capacity
- frame
- aluminum profile
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- 239000011521 glass Substances 0.000 title claims abstract description 120
- 238000012360 testing method Methods 0.000 title claims abstract description 64
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 36
- 239000000853 adhesive Substances 0.000 claims abstract description 31
- 230000001070 adhesive effect Effects 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000002808 molecular sieve Substances 0.000 claims description 7
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 5
- 229920005549 butyl rubber Polymers 0.000 claims description 4
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
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- Load-Bearing And Curtain Walls (AREA)
Abstract
The utility model provides a device for testing residual bearing capacity of a hollow hidden frame glass curtain wall panel in a degummed state, which comprises the following components: a pressure mechanism; an air bag; an aluminum profile auxiliary frame; a glass test piece is arranged on the aluminum profile auxiliary frame through structural adhesive; the air bag is positioned between the glass test piece and the pressure mechanism, the pressure mechanism presses the air bag, and the air bag presses the glass test piece until the glass test piece is separated from the aluminum profile auxiliary frame. According to the utility model, the tensile bearing capacity of the glass panel is improved from the outside of the glass panel through the sucker to the pushing bearing capacity of the glass panel from the inside of the glass panel through the airbag connection loading device, so that the glass panel is easier to realize, the testing device is simpler, and the residual bearing capacity of the glass panel after the structural adhesive at the positions of the glass inner sheet and the aluminum profile auxiliary frame is degummed and the structural adhesive at the positions of the glass outer sheet and the glass inner sheet is degummed can be effectively tested.
Description
Technical Field
The utility model relates to the technical field of building detection equipment, in particular to a device for testing residual bearing capacity of a hollow hidden frame glass curtain wall panel in a degummed state.
Background
In the use process of the hidden frame glass curtain wall, because the service environment has strong daily cycle change and annual cycle change, the cementing structure formed by the glass of the curtain wall, structural adhesive and a supporting system is extremely bad in environment, and in addition, the cementing structure can generate various damage types such as structural adhesive degumming, ageing, creep deformation and the like due to the reasons of improper design, construction defects, poor materials and the like of the early glass curtain wall, so that the glass panel falls off.
After the structural adhesive is degummed, the residual bearing capacity of the hidden frame glass curtain wall is an important index for measuring the safety of the glass curtain wall, and the establishment of the quantitative relation between the degummed degree and the residual bearing capacity is beneficial to accurately evaluating the safety grade of the glass curtain wall, so that an important basis is provided for the safety treatment of the glass curtain wall in a degummed state, whether the degummed glass curtain wall needs to be reinforced or replaced or not is determined, and the falling phenomenon of a glass curtain wall plate is prevented. At present, the test device and the test method for the residual bearing capacity of the glass curtain wall panel in the degummed state are few, and a learner proposes to use a sucker to adsorb on the glass panel to test the tensile bearing capacity of the glass panel, and the suction force of the sucker is used for simulating the negative wind pressure born by the glass panel in a real scene.
Accordingly, the prior art has shortcomings and needs further improvement.
Disclosure of utility model
Aiming at the problems existing in the prior art, the utility model provides a device for testing the residual bearing capacity of a hollow hidden frame glass curtain wall panel in a degummed state.
In order to achieve the above object, the present utility model is specifically as follows:
the utility model provides a device for testing residual bearing capacity of a hollow hidden frame glass curtain wall panel in a degummed state, which comprises the following components:
a pressure mechanism;
an air bag;
an aluminum profile auxiliary frame;
A glass test piece is arranged on the aluminum profile auxiliary frame through structural adhesive;
The air bag is positioned between the glass test piece and the pressure mechanism, the pressure mechanism presses the air bag, and the air bag presses the glass test piece until the glass test piece is separated from the aluminum profile auxiliary frame.
Further, the glass test piece comprises a glass outer sheet and a glass inner sheet;
The glass inner sheet is adhered to the aluminum profile auxiliary frame through structural adhesive;
The molecular sieve with butyl rubber is arranged between the inner glass sheet and the outer glass sheet of the hollow glass, and the inner glass sheet and the outer glass sheet are bonded through structural adhesive.
Further, the pressure mechanism is a universal tester;
The lower end of the universal testing machine is provided with a spherical hinge joint through a connecting shaft;
the spherical hinge head is provided with a pressing plate which is pressed on the air bag;
and the connecting shaft is also provided with a locking nut for locking.
Further, the aluminum profile auxiliary frame comprises a transverse auxiliary frame and a vertical auxiliary frame;
the transverse auxiliary frames and the vertical auxiliary frames are mutually perpendicular to form a square frame, and the glass test piece is arranged on the lower side of the square frame;
the upper surfaces of the transverse auxiliary frames and the vertical auxiliary frames are connected through a first L-shaped connecting piece;
The lateral walls of the transverse auxiliary frame and the vertical auxiliary frame support are connected through a second L-shaped connecting piece.
Further, four supporting legs are also arranged on the lower side of the aluminum profile auxiliary frame;
the support legs are arranged at the lower sides of the two ends of the transverse auxiliary frame;
The lateral surface of the transverse auxiliary frame is connected with the supporting leg through a first L-shaped connecting piece;
The lower surface of the transverse auxiliary frame is connected with the supporting leg through a second L-shaped connecting piece.
The technical scheme of the utility model has the following beneficial effects:
The tensile bearing capacity of the glass panel is improved from the outside of the glass panel through the sucker to the pushing bearing capacity of the glass panel from the inside of the glass panel through the airbag connection loading device, so that the glass panel is easier to realize, the test device is simpler, and the residual bearing capacity of the glass panel after the structural adhesive at the auxiliary frame of the glass inner sheet and the aluminum profile is degummed and the structural adhesive at the glass outer sheet and the glass inner sheet is degummed can be effectively tested.
Drawings
FIG. 1 is a schematic view of a hidden frame glass curtain wall formed by an aluminum profile auxiliary frame and a glass test piece;
FIG. 2 is an enlarged view at A of FIG. 1;
FIG. 3 is a schematic diagram showing the test of the structural adhesive degumming bearing capacity of the glass inner sheet and the aluminum profile auxiliary frame;
FIG. 4 is a schematic diagram of a structural adhesive debonding load-bearing test at the outer and inner sheets of glass according to the present utility model;
FIG. 5 is an enlarged view at B of FIG. 4;
FIG. 6 is an overall schematic of the test apparatus of the present utility model;
FIG. 7 is a cross-sectional view of the present utility model;
FIG. 8 is a schematic view of a glass test piece with an aluminum profile subframe bracket of the present utility model;
Fig. 9 is a schematic view of an aluminum profile subframe mounted on the ground through support legs.
In the figure:
1. An air bag;
2. An aluminum profile auxiliary frame; 201. a transverse auxiliary frame; 202. a vertical auxiliary frame;
3. Structural adhesive;
4. A glass test piece; 401. a glass outer sheet; 402. an inner glass sheet;
501. butyl rubber; 502. a molecular sieve; 503. structural adhesive;
601. A connecting shaft; 602. a lock nut; 603. spherical joints; 604. a pressing plate;
701. A first L-shaped connector; 702. a second L-shaped connector; 703. and (5) supporting legs.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "front", "rear", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1 to 9, the present utility model provides a device for testing residual bearing capacity of a hollow hidden frame glass curtain wall panel in a degummed state, comprising: a pressure mechanism; an air bag 1; an aluminum profile auxiliary frame 2; a glass test piece 4 is arranged on the aluminum profile auxiliary frame 2 through a structural adhesive 5033; the air bag 1 is positioned between the glass test piece 4 and the pressure mechanism, the pressure mechanism presses the air bag 1, and the air bag 1 presses the glass test piece 4 until the glass test piece 4 is separated from the aluminum profile auxiliary frame 2.
The glass test piece 4 comprises a glass outer sheet 401 and a glass inner sheet 402; the glass inner sheet 402 is arranged on the aluminum profile auxiliary frame 2 through a structural adhesive 5033; at the joint of the aluminum profile subframe 2 and the glass inner sheet 402, a molecular sieve 502 with butyl rubber 501 is arranged between the glass inner sheet 402 and the glass outer sheet 401, and structural rubber 5033 is injected.
The pressure mechanism is a universal testing machine; the lower end of the universal testing machine is provided with a spherical hinge joint 603 through a connecting shaft 601; the spherical hinge 603 is provided with a pressing plate 604, and the pressing plate 604 is pressed on the air bag 1; a lock nut 602 is also mounted on the connecting shaft 601 for locking.
The aluminum profile auxiliary frame 2 comprises a transverse auxiliary frame 201 and a vertical auxiliary frame 202; the transverse auxiliary frame 201 and the vertical auxiliary frame 202 are mutually perpendicular to form a square frame, and the glass test piece 4 is arranged on the lower side of the square frame; the upper surfaces between the horizontal auxiliary frame 201 and the vertical auxiliary frame 202 are connected through a first L-shaped connecting piece 701; the lateral walls of the support of the horizontal auxiliary frame 201 and the vertical auxiliary frame 202 are connected through a second L-shaped connecting piece 702. Four supporting legs 703 are also arranged on the lower side of the aluminum profile auxiliary frame 2; the supporting legs 703 are installed at the lower sides of both ends of the lateral auxiliary frame 201; the lateral surface of the transverse auxiliary frame 201 is connected with the supporting leg 703 through a first L-shaped connecting piece 701; the lower face of the lateral auxiliary frame 201 is connected with the supporting leg 703 through a second L-shaped connecting member 702.
The principle of the utility model is as follows:
The hollow hidden frame glass curtain wall in the building structure is characterized in that a glass outer sheet 401 and a glass inner sheet 402 are bonded through structural adhesive 5033, a molecular sieve 502 and butyl adhesive 501, a whole glass panel and an aluminum profile auxiliary frame 2 are bonded through the structural adhesive 5033,
As shown in fig. 1-3; in practical use, the phenomenon of degumming of the structural adhesive 5033 at the positions of the glass inner sheet 402 and the aluminum profile auxiliary frame 2 can occur,
As shown in fig. 4 and 5; the structural adhesive 5033 at the outer glass sheet 401 and the inner glass sheet 402 can be degummed, and different testing methods are respectively designed according to different degummed positions. In order to test the residual bearing capacity of the outer piece of glass after the structural adhesive 5033 at the positions of the outer piece 401 and the inner piece 402 of glass is degummed, a test piece for bonding the single piece of glass and the auxiliary frame can be directly manufactured, namely, the single piece of glass is bonded with the auxiliary frame through the structural adhesive 5033, the molecular sieve 502 and the butyl adhesive 501, so that the purpose of testing the residual bearing capacity of the outer piece of glass after degumping can be achieved, and the operation is simpler.
The test device mainly comprises a universal tester, a spherical hinged loading head, a high-pressure air bag 1, a glass test piece 4 with an aluminum profile auxiliary frame 2 bracket, supporting legs 703 and the like,
The overall schematic is shown in figures 6 and 7,
The glass test piece 4 with the supporting leg 703 of the aluminum profile subframe 2 is shown in fig. 8 and 9.
The test procedure was as follows:
1. sample fitting trial manufacture, namely respectively manufacturing a single glass panel with the thickness of 300mm multiplied by 300mm and a hollow glass panel, manufacturing an aluminum profile auxiliary frame 2, driving silicone structural adhesive 5033 into the joint of the aluminum profile auxiliary frame 2 and the hollow glass panel according to the glue injection standard of the hidden frame glass curtain wall, mounting a molecular sieve 502 with butyl adhesive 501 at the joint of the aluminum profile auxiliary frame 2 and the single glass panel, driving structural adhesive 5033, and curing the manufactured sample fitting for 21 days under standard curing conditions;
2. the test is carried out, a test device is installed and a test piece is fixed according to the test shown in fig. 6-9, the universal tester and the glass test piece 4 transmit force through a spherical hinge 603 and a high-pressure air bag 1, and the load transmitted to the glass panel can be considered as uniform load due to the action of the air bag 1 and is used for simulating the uniform wind pressure action, the loading speed is set to be 5mm/min, and the test piece is loaded until the test piece is damaged;
3. And (3) carrying out result processing, carrying out statistical analysis on test data, drawing a bearing capacity-displacement relation curve of each glass sample piece, recording the degumming degree and the maximum bearing capacity of each glass piece, and further analyzing the influence of different degumming degrees and degumming positions on the residual bearing capacity of the glass panel.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the present utility model.
Claims (5)
1. Residual bearing capacity testing arrangement under cavity hidden frame glass curtain wall panel state of coming unstuck, its characterized in that includes: a pressure mechanism, an air bag and an aluminum profile auxiliary frame; a glass test piece is arranged on the aluminum profile auxiliary frame through structural adhesive; the air bag is positioned between the glass test piece and the pressure mechanism, the pressure mechanism presses the air bag, and the air bag presses the glass test piece until the glass test piece is separated from the aluminum profile auxiliary frame.
2. The device for testing the residual bearing capacity of the panel of the hollow hidden frame glass curtain wall in a degummed state according to claim 1, wherein,
The glass test piece comprises a glass outer sheet and a glass inner sheet;
The glass inner sheet is adhered to the aluminum profile auxiliary frame through structural adhesive;
The molecular sieve with butyl rubber is arranged between the inner glass sheet and the outer glass sheet of the hollow glass, and the inner glass sheet and the outer glass sheet are bonded through structural adhesive.
3. The device for testing the residual bearing capacity of the panel of the hollow hidden frame glass curtain wall in a degummed state according to claim 1, wherein,
The pressure mechanism is a universal testing machine;
The lower end of the universal testing machine is provided with a spherical hinge joint through a connecting shaft;
the spherical hinge head is provided with a pressing plate which is pressed on the air bag;
and the connecting shaft is also provided with a locking nut for locking.
4. The device for testing the residual bearing capacity of the panel of the hollow hidden frame glass curtain wall in a degummed state according to claim 1, wherein,
The aluminum profile auxiliary frame comprises a transverse auxiliary frame and a vertical auxiliary frame;
the transverse auxiliary frames and the vertical auxiliary frames are mutually perpendicular to form a square frame, and the glass test piece is arranged on the lower side of the square frame;
the upper surfaces of the transverse auxiliary frames and the vertical auxiliary frames are connected through a first L-shaped connecting piece;
The lateral walls of the transverse auxiliary frame and the vertical auxiliary frame support are connected through a second L-shaped connecting piece.
5. The device for testing the residual bearing capacity of the panel of the hollow hidden frame glass curtain wall in a degummed state according to claim 4, wherein,
Four supporting legs are further arranged on the lower side of the aluminum profile auxiliary frame;
the support legs are arranged at the lower sides of the two ends of the transverse auxiliary frame;
The lateral surface of the transverse auxiliary frame is connected with the supporting leg through a first L-shaped connecting piece;
The lower surface of the transverse auxiliary frame is connected with the supporting leg through a second L-shaped connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322989695.8U CN221326183U (en) | 2023-11-06 | 2023-11-06 | Residual bearing capacity testing device under degumming state of hollow hidden frame glass curtain wall panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322989695.8U CN221326183U (en) | 2023-11-06 | 2023-11-06 | Residual bearing capacity testing device under degumming state of hollow hidden frame glass curtain wall panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221326183U true CN221326183U (en) | 2024-07-12 |
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ID=91792195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322989695.8U Active CN221326183U (en) | 2023-11-06 | 2023-11-06 | Residual bearing capacity testing device under degumming state of hollow hidden frame glass curtain wall panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221326183U (en) |
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2023
- 2023-11-06 CN CN202322989695.8U patent/CN221326183U/en active Active
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