CN219675326U - Portable glass stress real-time observation device for building curtain wall - Google Patents
Portable glass stress real-time observation device for building curtain wall Download PDFInfo
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- CN219675326U CN219675326U CN202320119175.9U CN202320119175U CN219675326U CN 219675326 U CN219675326 U CN 219675326U CN 202320119175 U CN202320119175 U CN 202320119175U CN 219675326 U CN219675326 U CN 219675326U
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- 239000011521 glass Substances 0.000 title claims abstract description 69
- 238000001514 detection method Methods 0.000 claims abstract description 43
- 230000010287 polarization Effects 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 5
- 238000002834 transmittance Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000004880 explosion Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000005341 toughened glass Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Load-Bearing And Curtain Walls (AREA)
Abstract
The utility model relates to a portable real-time glass stress observation device for a building curtain wall, which comprises a polarizing plate, a polarization plate, a handle screw and a positioning light shielding plate; the polarizing plate and the polarization-detecting plate are fixed together in a hinged mode; positioning protrusions are arranged at the joints of the polarizing plate, the polarization detection plate and the positioning light shielding plate; the positioning light shielding plates are arranged on the left side and the right side of the device and are in isosceles triangle shapes and are provided with positioning grooves, the positioning grooves are used for enabling the polarizing plate to be vertically positioned with the polarization detection plate, and the positioning grooves are matched with the positioning protrusions; the device is simple in structure, convenient to carry, convenient to assembly mode, the self-powered power supply does not need external light source, is convenient for operate after the installation and assembly of protruding and constant head tank, and the survey is accurate.
Description
Technical Field
The utility model relates to the technical field of detection, in particular to a portable real-time glass stress observation device for a building curtain wall.
Background
At present, the use amount of domestic building curtain walls is increased year by year, and the detection and maintenance requirements of the curtain walls are also increased. Wherein the stress of the glass causes the glass to be self-exploded to bring about great harm. The self-explosion of the toughened glass is generally defined as the phenomenon that the toughened glass automatically bursts under the action of no direct external force, and mainly refers to the burst generated in the normal use process after the installation is finished.
The phenomenon of self-explosion of toughened glass is a worldwide accepted problem, which is called glass cancer, is one of the characteristics of materials, and is not completely overcome in any country worldwide so far. Some experience of reducing self-explosion is also summarized under the joint efforts of global researchers and field practitioners.
The stress concentration and the size of the glass have a relatively large influence on the safety of the glass, and the breakage of the glass is mostly caused by the stress concentration of the glass caused by impurities or external force in the glass. Therefore, the method is particularly important for qualitative observation and quantitative measurement of glass stress distribution, is an essential link of glass curtain wall detection, and is also an essential reference for improving glass curtain wall design and installation structure.
In a conventional glass stress detection device, when polarized light is used to pass through glass having stress, two beams perpendicular to each other and having different propagation speeds are formed, and the stress of the glass is calculated by measuring the optical path difference between the two beams. The existing glass stress detection device mainly comprises a polarizing part and a polarization detection part, wherein the polarizing part is mainly used for providing polarized light for the glass to be tested, the polarization detection part is used for receiving and detecting the polarized light from the glass to be tested, and the stress of the glass to be tested is tested by processing the optical parameters of the received polarized light. The glass stress detection device in the prior art mainly comprises a reflective type and a transmissive type, wherein the reflective type means that the polarizing part and the polarization detection part are positioned on the same side of the glass to be tested, and the transmissive type means that the polarizing part and the polarization detection part are respectively positioned on two sides of the glass to be tested. Any glass stress detection device in the prior art can only perform reflective detection or transmission detection, and cannot flexibly select the reflective detection or the transmission detection according to the specific situation of the glass to be tested. In reality, glass curtain walls are generally used in high-rise buildings, the detection environment of the glass curtain walls often requires portable equipment, and according to different detection conditions, transmission type detection and reflection type detection are adopted at the same time, so that the detection mode is frequently replaced. Therefore, both the transmission type glass stress detection device and the reflection type glass stress detection device must be carried at the same time for detection. This brings a lot of inconveniences to the on-line detection of the high-rise curtain wall, and has a certain limit to the application.
In order to solve the problem, related personnel begin to research on a dual-purpose glass stress detection device for transmission and reflection, the related device mainly comprises a polarizer, an analyzer and a vertical plate for connecting the polarizer and the analyzer, the polarizer and the analyzer are vertical and parallel through rotating the polarizer and the vertical plate, the angle is fixed by the vertical plate when the polarizer and the analyzer are vertical, the structure is complex, and the connection needs to be fixed by a different tool. The vertical plate is not firmly fixed. When transmission type detection is carried out, the polarizer and the analyzer are required to be parallel to each other, and the disassembly is complex. And the polarized part needs to be connected with a power supply, so that the portable device is not portable enough.
Typically, as disclosed in chinese publication No. CN204831656U, a portable glass stress detecting device includes a polarizer, a polarization analyzer, a light shielding plate, and a connecting member; the polarizer comprises a light source, a light equalizing plate and a polarizer; the analyzer comprises an observation window and an analyzer plate; the connecting component is used for connecting the polarizing plate and the polarization-detecting plate in a detachable mode, and an included angle is formed between the plane of the polarizing plate and the plane of the polarization-detecting plate; the number of the light shielding plates is two, the light shielding plates are detachably connected with the polarizing plates and the polarization-detecting plates and used for fixing an included angle formed by the polarizing plates and the polarization-detecting plates, and a test space is formed among the light shielding plates, the polarizing plates and the polarization-detecting plates; the light shielding plate is made of a light-tight material; the incident light provided by the light source irradiates the glass to be tested after passing through the light equalizing plate and the polarizing plate in sequence, and forms a facula image after being reflected or transmitted by the glass and passing through the polarizing plate to be collected by the image collector.
And CN115265648A, in particular to a curtain wall glass stress uniformity and self-explosion risk detection evaluation method and a detection device.
Although the above prior art uses polarized light and detects polarized light to detect curtain wall glass stress, its device structure is complex and needs, and it usually needs to connect with a computer to make a decision, and the measurement mode is single, and depends on the power supply condition of the detection site.
Aiming at the problems, the inventor designs a portable curtain wall glass stress real-time observation device, which can switch two measurement modes according to the field condition, observe the stress distribution of a curtain wall glass plate, find out a stress concentration point and perform quantitative detection by matching with a photoelastic detector. The disassembly and assembly of the device do not need additional tools, are convenient to carry, are provided with a chargeable power supply, and can solve the problem that the prior art is not portable enough.
Disclosure of Invention
The utility model aims at providing a portable curtain glass stress real-time observation device to solve among the prior art device structure complicacy needs, need connect the computer generally and judge, and measurement mode is single, and rely on the power supply condition that detects the scene.
In order to achieve the above purpose, the technical scheme adopted by the utility model is to provide a portable glass stress real-time observation device for a building curtain wall, wherein the portable glass stress real-time observation device comprises a polarizing plate, a polarization plate, a handle screw and a positioning light shielding plate; the polarizing plate and the polarization-detecting plate are fixed together in a hinged mode;
further, a plurality of circular arc clamping grooves are formed in the hinging position of the polarizing plate, a rotating rod is arranged at the hinging position of the polarizing plate, threaded holes are formed in the two ends of the rotating rod, and the polarizing plate is in hinged fit with the rotating rod on the polarizing plate through the circular arc clamping grooves.
Further, the connection parts of the polarizing plate and the analyzer plate and the positioning light shielding plate are provided with positioning protrusions.
Further, the polarizing plate comprises a polarizing plate bottom plate, a power supply and charging module, an LED lamp set, a light equalizing plate, a polarizing plate and a plastic frame with raised strips; the polarizing plate is a component for emitting polarized light of the device and is rectangular; 600mm long, 300mm wide and 24mm high.
Further, the polarization detection plate is a component for detecting polarized light and observing stress light spots; the shape of the rectangular parallelepiped is 600mm long, 300mm wide and 24mm high; the part is composed of a plastic frame with raised strips, a filling frame, high-transmittance glass and a polaroid.
Further, the two handle screws are used for connecting the positioning light shielding plate, the polarizing plate and the polarization detecting plate, and the handle screws are connected with screw holes on the positioning light shielding plate and screw holes at two ends of the rotating rod.
Further, the two positioning light-shielding plates are arranged on the left side and the right side of the device, are isosceles triangle-shaped and are provided with positioning grooves, the positioning grooves are used for enabling the polarizing plates to be positioned vertically with the polarization-detecting plates, the positioning grooves are matched with the positioning protrusions, the polarizing plates and the polarization-detecting plates are positioned, and meanwhile the positioning light-shielding plates are used for shielding light for the device.
Further, at least one handle is arranged on two sides of the positioning light shielding plate, and the handle is used for facilitating the carrying of the device.
When the device is used, the power supply of the LED lamp set is started, the hypotenuse of the right triangle formed by the device is propped against one side of the glass to be detected, and stress light spots of the glass to be detected are observed through the observation window of the polarization detection plate.
The beneficial effects of the utility model are as follows: (1) the utility model adopts a positioning light shielding plate. The component is provided with the positioning groove, can be matched with the outer frame of the polarizing plate and the outer frame of the polarizing plate to be vertically fixed, has the shading effect, improves the detection definition and reduces the detection environment requirement. The handle is arranged, so that the operation device is convenient.
(2) The utility model has simple components, easy assembly and convenient carrying.
(3) The utility model adopts a chargeable power supply and is arranged in the polarizing plate, thereby avoiding the inconvenience of externally connecting the power supply in the detection process.
Drawings
FIG. 1 is a practical state diagram of a portable curtain wall glass stress real-time observation device;
FIG. 2 is a schematic view of the positioning mask of the present utility model;
FIG. 3 is an exploded view of a portable curtain wall glass stress real-time observation device of the present utility model;
FIG. 4 is a schematic diagram of a portable real-time observation device for curtain wall glass stress;
FIG. 5 is a detailed view of the installation of the portable curtain wall glass stress real-time observation device;
FIG. 6 is a view showing another use state of the portable curtain wall glass stress real-time observation device;
FIG. 7 is a schematic installation diagram of a portable curtain wall glass stress real-time observation device;
FIG. 8 is a construction diagram of a polarizer of the portable curtain wall glass stress real-time observation device;
FIG. 9 is a construction diagram of a deflection-detecting plate of the portable curtain wall glass stress real-time observation device;
fig. 10 is a schematic view of a handle screw of the portable real-time observation device for glass stress of curtain wall.
Wherein the numbers represent: 1. an analyzer plate; 101. filling the frame; 102. high-permeability glass; 103. a polarizing plate; 110. plastic frame 1 with convex strips; 2. a polarizing plate; 3. positioning a light shielding plate 1; 4. positioning a light shielding plate 2; 5. a handle screw; 203. an LED lamp group; 204. a light equalizing plate; 205. a polarizing plate; 210. plastic frame 2 with raised strips.
The realization, functional characteristics and advantages of the novel object will be further described with reference to the embodiments with reference to the accompanying drawings.
Detailed Description
The utility model is further described with reference to the following description of the drawings and detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.
Example 1
Referring to fig. 1 and 10, a portable real-time glass stress observation device for a building curtain wall, wherein the portable real-time glass stress observation device 7 comprises a polarizing plate 2, a polarization plate 1, a handle screw 5 and positioning light shielding plates (3 and 4); the polarizing plate 2 and the polarization-detecting plate 1 are fixed together in a hinged manner;
the device is characterized in that a plurality of circular arc clamping grooves are formed in the hinged position of the polarizing plate 2, a rotating rod is arranged at the hinged position of the polarizing plate 1, threaded holes are formed in the two ends of the rotating rod, and the polarizing plate 2 is hinged to the rotating rod on the polarizing plate 1 through the circular arc clamping grooves.
The joints of the polarizing plate 2 and the analyzer plate 1 and the positioning light shielding plates (3, 4) are provided with positioning protrusions.
The polarizing plate 2 comprises a polarizing plate bottom plate 201, a power supply and charging module 202, an LED lamp set 203, a light equalizing plate 204, a polarizing plate 205 and a plastic frame 2,210 with convex strips; the polarizing plate 2 is a component for emitting polarized light of the device, and is rectangular; 600mm long, 300mm wide and 24mm high.
The polarization detection plate 1 is a component for detecting polarized light and observing stress light spots; the shape of the rectangular parallelepiped is 600mm long, 300mm wide and 24mm high; this part is composed of a ribbed plastic bezel 1110, a filled frame 101, a high-transmission glass 102, and a polarizer 103.
The handle screws are two in number and are used for connecting the positioning light shielding plates (3 and 4), the polarizing plate 2 and the polarization detecting plate 1, and the handle screws are connected with screw holes in the positioning light shielding plates and screw holes in two ends of the rotating rod.
The two positioning light-shielding plates (3, 4) are arranged on the left side and the right side of the device, are isosceles triangle-shaped and are provided with positioning grooves, the positioning grooves are used for enabling the polarizing plate 2 to be positioned vertically with the polarization-detecting plate 1, the positioning grooves are matched with the positioning protrusions, the polarizing plate 2 and the polarization-detecting plate 1 are positioned, and meanwhile the positioning light-shielding plates (3, 4) are used for shielding light for the device. At least one handle is further arranged on two sides of the positioning light shielding plate, and the handle is used for facilitating carrying of the device 7.
Example 2
Another embodiment of the present utility model.
The device 7 can switch the transmission type detection mode and can be selected according to the field situation. The positioning light shielding plates 3 and 4 of the device 7 are separated from the polarizing plate 2 and the polarizing plate 1, the polarizing plate 2 and the polarizing plate 1 are respectively arranged on two sides of the glass 6 to be measured. The stress light spot reaches the optimal observation brightness by rotating the polarization-detecting plate 1.
The working procedure of this embodiment is as follows:
and (3) starting a power supply of the LED lamp set 203, abutting the hypotenuse of the right triangle formed by the device 7 on one side of the glass 6 to be detected, and observing stress light spots of the glass 6 to be detected through an observation window of the polarization detection plate 1.
The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.
Claims (7)
1. The portable glass stress real-time observation device comprises a polarizing plate, a polarization plate, a handle screw and a positioning light shielding plate; the method is characterized in that: the polarizing plate and the polarization-detecting plate are fixed together in a hinged mode;
positioning protrusions are arranged at the joints of the polarizing plate, the polarization detection plate and the positioning light shielding plate;
the positioning light shielding plates are arranged on the left side and the right side of the device and are in isosceles triangle shapes and provided with positioning grooves, the positioning grooves are used for enabling the polarizing plate to be vertically positioned with the polarization detection plate, and the positioning grooves are matched with the positioning protrusions.
2. The portable real-time observation device for glass stress of building curtain wall according to claim 1, wherein: the device is characterized in that a plurality of circular arc clamping grooves are formed in the hinging position of the polarizing plate, a rotating rod is arranged at the hinging position of the polarizing plate, threaded holes are formed in the two ends of the rotating rod, and the polarizing plate is in hinged fit with the rotating rod on the polarizing plate through the circular arc clamping grooves.
3. The portable real-time observation device for glass stress of building curtain wall according to claim 1, wherein: the polarizing plate comprises a polarizing plate bottom plate, a power supply and charging module, an LED lamp set, a light equalizing plate, a polarizing plate and a plastic frame with raised strips; the polarizing plate is a component for emitting polarized light.
4. The portable real-time observation device for glass stress of building curtain wall according to claim 1, wherein: the polarizing plate is rectangular; 600mm long, 300mm wide and 24mm high.
5. The portable real-time observation device for glass stress of building curtain wall according to claim 1, wherein: the polarization detection plate is a component for detecting polarized light and observing stress light spots; the shape of the rectangular parallelepiped is 600mm long, 300mm wide and 24mm high; the polarization-detecting plate is composed of a plastic frame with raised strips, a filling frame, high-transmittance glass and a polaroid.
6. The portable real-time observation device for glass stress of building curtain wall according to claim 1, wherein: the handle screws are two in number and are used for connecting the positioning light shielding plate, the polarizing plate and the polarization detecting plate, and the handle screws are connected with screw holes in the positioning light shielding plate and screw holes in two ends of the rotating rod.
7. The portable real-time observation device for glass stress of building curtain wall according to claim 1, wherein: at least one handle is arranged on two sides of the positioning light shielding plate, and the handle is used for facilitating the carrying of the device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320119175.9U CN219675326U (en) | 2023-02-06 | 2023-02-06 | Portable glass stress real-time observation device for building curtain wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320119175.9U CN219675326U (en) | 2023-02-06 | 2023-02-06 | Portable glass stress real-time observation device for building curtain wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219675326U true CN219675326U (en) | 2023-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320119175.9U Active CN219675326U (en) | 2023-02-06 | 2023-02-06 | Portable glass stress real-time observation device for building curtain wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219675326U (en) |
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2023
- 2023-02-06 CN CN202320119175.9U patent/CN219675326U/en active Active
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