Classifications

• • E—FIXED CONSTRUCTIONS
  • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
  • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
  • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
  • E06B3/66—Units comprising two or more parallel glass or like panes permanently secured together
  • E06B3/677—Evacuating or filling the gap between the panes ; Equilibration of inside and outside pressure; Preventing condensation in the gap between the panes; Cleaning the gap between the panes

Definitions

• the invention relates to a device and a method for monitoring mechanical stresses or deflections of glass sheets of multi-pane insulating glass.
• insulating glass In construction, the use of insulating glass has been established, d. H. Glazing units with at least two glasses, which are separated by a space between the panes and held together by a marginal composite. Such glazing units are used for heat and sound insulation or for sun protection. According to DIN EN 1279, such glazing units are also referred to as “multi-pane insulating glass", hereafter referred to as "MIG".
• MIG multi-pane insulating glass
• the space between the panes of MIG panes is hermetically sealed from the environment, and as a rule filled with a gas, in particular noble gas.
• the disc space is hermetically sealed in the production of a M IG-disc in a final manufacturing step to the environment.
• the trapped during manufacture of the disc pressure of the fluid is thus retained or “frozen” because after completion of the production no pressure equalization between the space between the disc and the environment.
• the glass sheets of a MIG sheet are mounted plane-parallel to each other during production and remain parallel to each other after production, as long as the environmental conditions (air pressure, temperature) coincide with the "frozen" conditions within the space between the panes.
• the environmental conditions air pressure, temperature
• adverse effects may be introduced on the glass panels of the MIG pane. bulges or bulges occur.
• Such deformations of the glass sheets of a M IG sheet are perceived by a viewer as optical distortion, and in extreme cases can also lead to glass breakage of the MIG sheet.
• a further disadvantage of said deformation of glass sheets of a MIG pane when climate loads occur is that, as a result of the bulging and bulging of the glass sheets, the edge bond or the spacers between the glass sheets are subjected to mechanical stresses. This can be the
• WO 2010/071816 A1 discloses a MIG disk in which a pressure loss within the space between the panes, as a result of which gas can escape from the space between the panes to the surroundings, is detected by a sensor device is determined or recognized.
• a pressure loss within the space between the panes is detected by a sensor device is determined or recognized.
• this loss of gas is critical.
• gas is introduced into the space between the panes of the MIG pane, so that the conditions within the space between the panes are restored to their original values.
• the invention has for its object to provide a technique with which mechanical stresses or deflections of glass panels of a MIG-disk can be reliably monitored by simple means and possibly regulated and the life of a MIG disk can be increased.
• a device serves to monitor mechanical stresses or deflections of glass sheets of at least one MIG pane with at least one intermediate space, and comprises at least one reference unit with a reference volume, which is sealed at least on one side from a diffusion-tight flexurally elastic reference plate to the ambient atmosphere. is sen.
• the reference volume is in fluid communication with the disc space of the MIG disc via a conduit system.
• the reference unit has a measuring device with which the deflection of the reference plate can be determined.
• the invention is based on the essential finding that possible deformations or stresses of a MIG pane are not measured directly on the glass panels or in the space between them, but that a reference unit with a bending-elastic reference plate is provided for this purpose, ie in the same way as the glass panels of the MIG pane are subject to the pressure changes or fluctuations in the environment.
• This effect is based on the fluid connection of the reference volume with the interpane space of the MIG disk.
• deformation bulging or bulging
• the measuring device provided for the reference unit may be attached to the reference plate, on its inside or outside, and is preferably formed of a strain gauge or the like. By such a strain gauge voltages are determined, which occur in a deformation of the reference plate.
• a measuring principle for determining a possible lent deformation of the reference plate is characterized by a very high accuracy, even slight deformations can be reliably detected.
• the bending stiffness of the reference plate is chosen smaller compared to the flexural rigidity of the glass sheets of the MIG disk.
• the reference plate is "flexurally soft" compared to the glass sheets of the MIG disk.
• the reference plate responds more sensitively or earlier to pressure changes than the glass plates of the MIG pane.
• an "early warning system” is formed by the reference unit with a “flexible” reference plate, can be detected with the pressure changes in the ambient atmosphere with high precision and at a very early time, namely before possibly to a deformation of the glass sheets MIG disc enters.
• the bending stiffness of the reference plate should be chosen so that the reference plate already responds to small pressure changes in the ambient atmosphere and this can then be measured or detected by means of the mounted on the reference plate measuring device.
• the reference plate is made of glass, which may be single or also double glazing.
• the reference plate made of metal, for. As a sheet metal, or to produce plastic.
• the reference plate is made of a combination of said materials, eg in a sandwich construction. It is important that the reference plate is bendable or deformable in the direction of its surface normal.
• the materials for the reference plate are to be selected such that deformability in the direction of the surface normal with respect to their surface is ensured, the value for the bending stiffness of the reference plate being suitably matched to the flexural rigidity of the glass plates of the MIG plate. Furthermore, it is of great importance that the reference plate is diffusion- or gas-tight, so that a passage of gases or fluids through the reference plate is not possible. This property of the reference plate can be achieved by a suitable selection of materials for their production and / or by applying a suitable coating on at least one surface of the reference plate.
• the reference unit may be located spatially remote from the MIG disc, provided that the fluid connection between the disc space and the reference volume is ensured by the conduit system.
• the reference plate with its outside has direct contact with the ambient atmosphere.
• the reference plate is designed as a facade panel or as part of an external facade of a building or the like, wherein the area behind this facade panel forms the closed reference volume.
• the reference plate, which has contact with the ambient atmosphere is designed as a hidden element and thus not recognizable as such from the outside to a viewer is.
• An essential aspect of the present invention is that a fluid in the space between the panes of the MIG disc pumped in or can be sucked out therefrom, namely in dependence on a detected Verfor ⁇ mung the reference plate or of signal values of at- tached to the reference plate measuring device ,
• Such pumping or sucking out of fluid into or out of the space between the panes compensates for possible pressure fluctuations in the ambient atmosphere and thereby ensures that exact plane parallelism of the glass panes of the MIG pane is maintained.
• mechanical stresses or deflections of the glass sheets of the respective MIG disks can be determined or regulated by this conveyance of fluid into and out of the space between the panes of the MIG pane and taking into account the measured values of the measuring device.
• a pressure compensating container can be connected to the line system, which can be controlled by a control device as a function of the signal values of the measuring device.
• the surge tank can be suitably controlled or regulated by this control device, for example, with regard to a pump or suction of gas, a temperature of the gas and / or on the setting of a specific gas concentration.
• the reference plate bulges, which is detected by a measuring device attached to it. Accordingly, fluid can be pumped from the surge tank through the conduit system into the space between the panes, namely until a pressure equilibrium exists between the space between the panes and the ambient atmosphere.
• the pressure equalization tank can be controlled by the control device such that fluid is sucked out of the space between the panes of the MIG pane in order to maintain a pressure equilibrium between the space between the panes and the outer space. to restore the maintenance of the plan parallelism of the glass panels.
• the pressure compensation container which type of fluid is filled into the space between the panes.
• various noble gases eg, argon, krypton, xenon
• C0 2 can be pumped as a fluid in the space between the panes, which is much cheaper than the use of noble gases.
• a temperature of the fluid within the space between the panes is possible by the pressure equalization tank.
• the M IG disk performs the function of a "heater” or at least a thermal barrier to temper a space of a building or the like separated from such a MIG disk toward the environment.
• an oxygen sensor which is flowed through by the pumped into the pipe system fluid.
• an oxygen sensor it is possible to measure or determine the air content in the fluid. For example, this can be used to determine the purity concentration of a noble gas flowing through this oxygen sensor. If a concentration of 90% argon is determined, then the content of argon can be changed by a suitable control of the pressure equalization tank, wherein, for example, the argon concentration can be adjusted to 95%.
• the fluid fulfills the function of a functional gas in order to transport energy or heat.
• the device according to the invention is also particularly suitable for monitoring a plurality of MIG-disks, which are arranged at the same barometric height, z. B. on the same floor of a building.
• the reference unit is also to be located at substantially the same barometric height as the MIG disks so that the reference disk will experience the same environmental conditions as the glass sheets of the MIG disk.
• Various alternatives of a possible interconnection of the plurality of MIG disc with the line network are defined in claims 8 to 13.
• the device according to the invention may expediently also comprise a plurality of pressure compensation containers and / or a plurality of reference units, which are each connected to the line system.
• a plurality of surge tanks With a plurality of surge tanks, the efficiency of circulating the fluid in the conduit system can be increased to allow, for example, adjustment of the pressure within the disc space to rapidly changing ambient conditions in a shorter time.
• a response accuracy to changing environmental conditions is improved by a plurality of reference units, wherein at the same time an increased reliability is given by the redundancy of reference units.
• a method for monitoring the deflection of glass sheets of a MIG pane is characterized in that the deflection of a flexurally elastic reference plate, which closes off a reference volume of a reference unit to the ambient atmosphere, is determined by a measuring device, wherein the reference volume coincides with the interpane space of the pane MIG disc is in fluid communication via a conduit system.
• the above method is advantageously further developed by pumping in or sucking out a fluid into the space between the panes of the MIG pane as a function of the signal values of the measuring device which is attached to the reference plate.
• a pressure measurement within the reference space can also take place by means of a pressure sensor which measures changes in the fluid or air pressure within the reference space and the corresponding measured values the controller sends.
• FIG. 1 is a schematically simplified view of a device according to the invention with a conduit system to which a MIG disc and a reference unit are connected.
• FIG. 2 shows a loading condition for the device of FIG. 1 with increasing atmospheric pressure;
• FIG. 3 shows a loading condition for the device of FIG. 1 with decreasing atmospheric pressure
• Fig. 4 is a greatly simplified cross-sectional illustration of a MIG wafer for the device of Figs. 1-3;
• FIG. 5 shows a schematically greatly simplified illustration of a further embodiment of the device according to the invention.
• FIGS. 6-9 show alternative connection possibilities for a plurality of MIG wafers with the device according to the invention of FIG. 5;
• FIG. 10 is a highly simplified cross-sectional view of a MIG disc having two interpane spaces suitable for use with the present invention.
• Fig. 1 1 is a schematically simplified view of another embodiment of the device according to the invention, can be compensated with the external wind loads.
• MIG pane multi-pane insulating glass pane 3
• the two glass panels 2 are spaced apart from one another by a spacer 3a or fixed relative to one another by this spacer 3a, wherein a space between the panes 2 is provided between the two glass panels 2.
• the device 1 comprises a reference unit 5 with a reference volume 6, which is closed by a reference plate 7 with respect to the ambient atmosphere.
• the reference volume 6 of the reference unit 5 is fluidly connected via a line system 8 with the space between the panes 4 of the MIG disk 3. This means that pressure equalization takes place between the space between the panes 4 and the reference volume 6 through the line system 8, so that the same pressure always prevails in these two volumes.
• the conduit system 8 can be flexible as a hose connection or rigid embodiment, be designed as a pipe connection or otherwise suitable. Of importance for the conduit system 8 is merely that a tight fluid connection between the disc space 4 and the reference volume 6 is ensured. In this regard, it is pointed out that the connection of the line system 8 to the reference unit 5 and in particular to the MIG pane 3 is shown greatly simplified. It is only important that there is a fluid connection between the line system 8 and the reference volume 6 or the space between the panes 4. The exact connection location of the line system 8 to the reference unit 5 or to the MIG-disk 3 is not fixed. In the case of the MIG pane 3, deviating from the representation in FIG. 1, the conduit system 8 can also be connected to the spacer 3a, wherein a connection with the space between the panes 4 is formed therein, namely via a perforation (not shown) of the spacer 3a Disc space 4 down.
• the reference unit 5 may be positioned away from the MIG disk 3. Important here is the aspect that the reference unit 5 is positioned approximately at the same barometric height as the MIG disk 3, so that the same environmental conditions for the reference plate 7 as for the glass sheets 2 of the MIG disk. 3
• a measuring device 9 is attached, for. B. in the form of a strain gauge (DMS).
• DMS strain gauge
• the measuring device 9 is always referred to as DMS, but without understanding a limitation therein.
• a deformation of the reference plate 7 can be detected, for. B. in the form of a bulge or a bulge.
• the signal values of the DMS 9 are relayed to a controller for further evaluation (e.g., via a cable connection, a radio link or the like), which will be explained in detail later.
• strain gage 9 can also be in a lateral region of the reference plate 7 (see Fig. 2, 3), or on an inner side of the Reference plate 7 may be attached. Important in this context is that 9 possible deformations of the reference plate 7 reliably and already to a small extent, ie with a high response accuracy, can be detected by the DMS.
• the reference unit 5 is not shown to scale.
• the actual size of the reference unit 5 is based solely on the specification that a sufficient deformability of the reference plate 7 is ensured, in interaction with changed conditions of the ambient atmosphere.
• both the reference plate 7 and the line system 8 and all the connections, seals or the like connected thereto are diffusion-proof or gas-tight.
• FIGS. 2 and 3 the behavior of the glass sheets 2 and the reference plate 7 in the case of so-called climatic loads is shown in simplified form, that is, as shown in FIG. H. with an increase or decrease in the pressure of the ambient atmosphere.
• Fig. 2 shows the case of an increase in the pressure in the ambient atmosphere. This is symbolized by the vertical arrow to the left of the entry “p A. "
• the disc space 4 forms a hermetically closed system together with the reference volume 6.
• Fig. 3 shows the case of a decrease in the pressure in the ambient atmosphere.
• a movable sunshade device 10 can be arranged, hereinafter referred to as a blind, without limitation 1, such a blind 10 is shown in a greatly simplified and, in particular, not true to scale
• the maintenance of the plane parallelism of the glass sheets 2, as indicated in FIG. 4, is therefore important in order to prevent optical distortions on the surface of the glass sheets 2 and also possible pinching or damaging the blind 10 to avoid.
• At least one solar cell or a plurality of solar cells may also be accommodated in the space between the panes 4.
• a necessary contacting of these solar cells to the environment is ensured by suitable lines in or through the spacers 3a through.
• the device shown in Figs. 1-3 represents on the one hand the essential components of the invention, and on the other hand shows a possible embodiment of the invention in its simplest embodiment.
• the DMS 9 is in signal connection with a control device.
• the device 1 according to FIG. 1 is therefore suitable for monitoring the M IG-disc 2, because by means of the reference unit 5, the occurrence of mechanical stresses or strains or even deformations on the glass sheets 2 of the MIG disk 3 can be determined. These stresses or deformations of the glass sheets 2 of the MIG disk 3 may be suitably stored in a database or the like to generate a load profile of the MIG disk 3 over time.
• the device 1 comprises at least one surge tank 1 1, which is connected to the line system 8. Furthermore, at least one control device 12 is provided for the device 1, with which the surge tank 1 1 and at least one control valve 12a, via which the surge tank 1 1 is connected to the line system 8, can be controlled.
• the pressure equalization tank 1 1 is connected to the line system 8 together with the control valve 12a via at least one three-way valve 12b.
• the three-way valve 12b can be opened to the environment if necessary, which will be explained in detail below.
• a pump (not shown) and at least one (not shown) gas container for receiving a fluid (eg noble gas such as krypton, argon, xenon, or C0 2 ) are provided.
• a fluid eg noble gas such as krypton, argon, xenon, or C0 2
• a pumping or suction function for a fluid as well as the release or release of the fluid contained in the gas container is ensured by the pressure equalization container 1 1.
• a dot-dash line indicates that the signal values of the strain gage 9 are transmitted to the control device 12. This can be done by cable connection or a radio link or the like. After an evaluation of these signal values, the control device 12 then appropriately controls the pressure compensation container 11 in conjunction with the control valve 12a in order to pump fluid into or out of the line system 8 (and thus into the space between the panes 4).
• the line system 8 is "flooded", ie a pressure equalization of the line system 8 with the ambient atmosphere is carried out, for example by opening the three-way valve 12b to the ambient atmosphere between the space between the panes 4 and the reference volume 6 and the ambient atmosphere, so that no forces, due to a pressure difference, act on the glass panels 2 and the reference plate 7. Thereafter, the duct 8 is again closed to the ambient atmosphere As a result, any subsequent pressure fluctuations in the ambient atmosphere - as explained - cause a deformation of the reference plate 7, which can then be detected by the strain gauge 9.
• the just explained principle of calibrating the device 1 is used in particular also in the installation of MIG-disks 3 in high-rise buildings. This means that a respective device 1 per floor of a high-rise building or the like is calibrated separately, so that the thus "frozen" print level for a respective floor and the associated barometric height is set exactly. If the reference unit 5 is arranged in the interior of a building in the device 1 shown in FIG. 5, in any case has no direct contact with the ambient atmosphere, then in this device 1 external wind loads can cause problems.
• the control device 12 deactivates the pressure equalization reservoir 11 and disconnects it from the line system 8, namely by blocking the control valve 12a.
• the control valve is opened again only when the wind speeds measured by the wind monitor device 20 have again fallen below predetermined critical values, preferably for a predetermined period of time, in order to achieve a stable control.
• Another functionality of the wind monitor device 20 is that from predetermined wind speeds or corresponding wind loads that may be present on a glass sheet 2 of the MIG disk, the blind 10 is not further confirmed within the space between the panes 4 or temporarily "shut down" pinching the blind 10 by narrowing the space between the panes 4 as a result of an indentation of the outwardly facing glass sheet 2 of the MIG pane 3 and thus damage to the blind 10 can be effectively prevented .
• the blind when the said considerable wind loads occur, they are actuated in such a way that they "become slender" by a corresponding inclination adjustment of their slats, thereby maximizing the distance between the blind 10 and the adjacent glass panels 2 and accordingly preventing the blind 10 from being jammed.
• the line system 8 may be formed in the form of a loop, which is then returned to the pressure equalization tank 1 1 accordingly.
• a tempering may be provided by means of which the fluid, which is pumped from the pressure equalization tank 1 1 in the line system 8, is heated. Accordingly, it is possible to also bring the space between the panes 4 to an elevated temperature when a heated fluid is pumped in there. If, unlike the illustration in FIG.
• the MIG pane 3 is arranged, for example, horizontally or obliquely, it would be possible with the said temperature control of the fluid which is pumped into the interpane space 4 of the MIG pane 3, on the MIG pane 3 overlay snow loads or the like in winter. If at least one solar cell should additionally be accommodated in the space between the panes 4, the efficiency for this solar cell can be improved by melting snow loads, because unhindered solar radiation into the space between the panes 3 is possible again after the melting of snow loads. Alternatively, it is also possible to realize the above-mentioned temperature control of the fluid by a heating cartridge or the like, which may be connected to the line system 8 or arranged in the space between the panes 4.
• Such a heating cartridge can be controlled or regulated by the control device 12 in the same way as the pressure equalization tank 1 1 in order to set a desired temperature for the fluid within the space between the panes 4 and the line system 8.
• FIGS. 6-9 Various possibilities are shown in FIGS. 6-9, how a plurality of MIG disks 3 can be connected to the pipe system 8 in order to monitor or control the deflection of the glass sheets 2 of these MIG disks 3 with the device 1.
• the control device 12, the control valve 12a and the three-way valve 12b are not shown in Figures 6 - 9, but for the operation of the device 1 according to FIG 6-9 valid in the same way as explained with reference to FIG. 5 above.
• the number of MIG disks 3 shown in FIGS. 6-9 is only to be understood as an example, whereby more or less MIG disks 3 may also be connected to the pipe system 8 of the device 1.
• FIG. 6 shows in simplified form the line system 8 in the form of a ring line 8 R , to which a plurality of MIG panes - according to the series connection principle - are connected.
• the feature of a ring line 8 R means that this line originates both from the pressure equalizing tank 1 1 and opens into the pressure equalizing tank 1 1.
• these circuit details are to be understood for the conduit system 8 in the sense of simplification: This means that areas of the conduit system 8 are either actually connected to the surge tank 1 1, or alternatively be in fluid communication with the surge tank 1 1.
• the individual MIG disks 3 each have a central connector 13 in connection with the ring line 8 R.
• the feature of a central connector 13 is to be understood as meaning that a fluid connection between the conduit system 8 and the space between the panes 4 is ensured. In this regard, it is not determined in which form exactly this fluid connection is made in the form of the central connector 13 or at which point of the MIG disc 3, this central connector 13 is mounted.
• FIG. 7 shows a further example of an interconnection of a plurality of MIG disks 3. Similar to Fig.6 are in the embodiment of
• FIG. 7 the MIG disks connected in the manner of a series circuit to the line system 8, which is also in the form of a ring line 8R.
• the MIG disks 3 now each have inflow openings 14 and discharge openings 15, which respectively open into a corresponding interpane space 4.
• the ring line 8R is then connected to these inflow and outflow openings 14, 15.
• inflow openings 14 and outflow openings 15 shown in FIG. 7 are shown greatly simplified. In a departure from the illustration in FIG. 7, it is understood that these inflow openings 14 and outflow openings 15 can also be formed in the spacer 3a of a respective MIG pane 3 and open from there into the interpane space 4.
• FIG. 8 shows a further possibility of connecting a plurality of MIG disks 3 to the line system 8, and essentially corresponds to the example of FIG. 6.
• Ring line 8R provided a parallel branch 8 P , which is guided by the pressure equalization tank 1 1 at a certain point of the ring line 8R.
• this parallel branch 8 P forms a "bypass" in order to bridge the first two MIG slices 3-seen from the right. This has the result that, in the example of FIG. 8 in comparison with the example of FIG.
• FIG. 9 shows another example of a connection of a large number of MIG disks 3 to the line system 8.
• the MIG disks are symbolized in FIG. 9 only by crosses and with Arabic numbers from 1 to 16 provided.
• the connection of these MIG disks to the ring line 8 R can be carried out according to the principle of FIG. 6 (by means of a central connector 13) or according to the principle of FIG. 7 (by means of inflow opening 14 and outflow opening 15).
• FIG. 6 by means of a central connector 13
• FIG. 7 by means of inflow opening 14 and outflow opening 15.
• some parallel branches 8p with which a group of MIG disks 3 is always "bypassed" or bridged. This allows a higher pressure equalization efficiency for the MIG washers.
• a control device 12 may simultaneously control two devices 1 at a time, which are arranged on two different and preferably successive floors (eg EC and 1 .0G). This reduces the provisioning costs of necessary hardware components for the invention.
• the invention may be further developed such that a drying cartridge 16 is arranged in the line system 8, as shown for example in FIG.
• a drying cartridge 16 is arranged in the line system 8, as shown for example in FIG.
• the desiccant MIG 3 itself or in their spacers 3a no more desiccant is required.
• an MIG pane 3 can structurally much simpler and therefore more cost-effective. In connection with this, an exchange of the desiccant with less effort is possible, namely simply by replacing the drying cartridge 16 from the conduit system. 8
• the invention may be further developed such that either in the line system 8 and / or directly to a MIG disc 3, a pressure relief valve 17 is provided, which opens from a predetermined pressure.
• a pressure relief valve 17 is provided, which opens from a predetermined pressure.
• Such opening of the pressure relief valve 17 is possible in both directions, d. H. from the conduit system 8 toward the ambient atmosphere, and vice versa.
• the pressure relief valve 17 has the purpose that in the event of an abrupt pressure change in the ambient atmosphere, for. As in severe storms, traffic disasters ("bang", etc.) or the like, a very fast pressure equalization between the environment and the pipe system 8 is possible, which would otherwise not be guaranteed otherwise in the necessary speed by the device 1. Thus, damage to the device 1 (eg glass breakage, bursting of seals or the like) is effectively prevented by the pressure relief valve 17.
• Fig. 5 the possible arrangement of a pressure relief valve 17 is shown greatly simplified on the line system 8 and on a MIG disc 3.
• Fig. 10 shows another possible type of MIG disc 3, namely in the form of a so-called triple insulating glass.
• This type of MIG disc also has two glass sheets 2 which terminate the MIG disk 3 to the ambient atmosphere.
• a particularly transparent partition wall 18 is provided between the outer glass panels 2, which may also be formed as a glass pane. Accordingly, two disc spaces 4 are formed within this MIG disk 3, which adjoin one another.
• An essential feature of the MIG pane 3 according to FIG. 10 is that the partition wall 18 has a passage opening 19 through which the two disc spaces 4 are in fluid communication with one another. In that regard, it comes through the passage opening 19 to a pressure equalization between the two disc spaces 4, with the result of a same pressure level.
• the MIG disc 3 of the type of the example of FIG. 10 is suitable for use with the device 1 according to the invention in the same way as explained above.
• the MIG disk 3 can be connected according to FIG. 10 to the line system 8.
• FIG. 10 this is greatly simplified symbolized by the fact that the line system 8 is either connected below in the region of a spacer 3a and / or alternatively connected in the lateral region of a glass sheet 2.
• the conduit system 8 is either connected below in the region of a spacer 3a and / or alternatively connected in the lateral region of a glass sheet 2.
• the present invention is also suitable for quadruple insulating glass or insulating glass systems with even more than 4 glass sheets.
• a Venetian blind 10 may also be accommodated within the MIG pane 3 according to FIG. 10, in at least one of the two pane interspaces 4 or in both of these panes interspaces 4. Clamping or damaging the Venetian blind 10 is thereby prevented that an indentation of the glass sheets 4 is prevented by adjusting the pressure in the inter-pane spaces 4 to changed conditions in the ambient atmosphere.
• the invention is also suitable for detecting or compensating for wind loads, which can occur particularly in high-rise buildings on their glass facades.
• Fig. 1 1 a suitable embodiment of the device 1 is shown.
• the embodiment of FIG. 11 corresponds in part to the embodiment of FIG. 9, so that reference is made to avoid repetition.
• an essential feature is that at least one reference unit connected to the line system 8 is provided, whose reference plate is in direct contact with the ambient atmosphere. has photre.
• the reference unit 5 A may be formed as part of the glass facade of the skyscraper or a building, so that it results in the direct contact of the reference plate 7 A to the outside.
• this reference unit 5 A corresponds to the explanations to the other remaining embodiments.
• the strain gage 9 is in signal communication with a controller 12 (not shown in FIG. 11 for simplicity).
• Another essential feature of the embodiment of FIG. 1 1 is that its control device 12 is in signal connection with a wind monitor device 20. Referring to Flg. 5, such a wind monitor device 20 has already been explained, so that reference may be made to this.
• its control device 12 is in signal communication with a wind monitor device 20, as explained above in analogy to FIG.
• the reference units 7 arranged inside a building have the possibility that their reference plates 7 are bulged outwards, with the problem for the fluid control within the line system 8 mentioned with respect to FIG
• the reference units 5 arranged inside the building are separated from the line system 8 by the directional valves 21 shown in Fig. 1 1 are blocked, for example by a suitable control by the control device 12.
• fluid can be pumped from the surge tank 1 1 in the MIG disks until a force or pressure balance to the adjacent wind loads established.
• the reference unit 5 A which is also directed as explained with its reference plate to the outside and thus subject to the same wind loads as the outer glass panels 2 of the MIG disks 3, then under consideration the measured values of the strain gage 9 attached to the reference plate 7 A and a corresponding processing / evaluation by the control device 12, the fluid supply are regulated until the mentioned pressure equilibrium in the MIG disks 2 has settled.
• the present invention can also be used in particular for so-called asymmetric glass structures, in which both the width of the interpane spaces can be different and also the thickness (and thus also the bending stiffness) of a glass sheet 2 of a MIG pane
• the flexural rigidity of the reference plate 7 is tuned to the flexural rigidity of the thinner glass sheet of each MIG disk 3.
• the present invention is suitable for use in fireproof insulating glass.
• the present invention allows a pumping in or sucking out of fluid into a space between the panes 4 of an MIG pane 3 and, in addition, thereby achieving a pressure compensation for the pan space 4 with a changed pressure in the ambient atmosphere and thus a maintenance of the plane parallelism to ensure the glass sheets 2 of a MIG disk 3. Due to the fact that a deformation of the glass sheets 2 does not even occur due to the mentioned pressure compensation, the further advantage is achieved that the spacers 3a and the entire edge seal with the sealing planes (primary seal and secondary seal) of a MIG pane 3 have less or no forces whatsoever or stresses are subjected, which has a positive effect on the life of a MIG disc 3.

Landscapes

• Engineering & Computer Science (AREA)
• Civil Engineering (AREA)
• Structural Engineering (AREA)
• Joining Of Glass To Other Materials (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=49943081

Family Applications (1)

Country Status (2)

Families Citing this family (2)

Citations (3)

Family Cites Families (1)

• 2012
  • 2012-11-10 DE DE102012021938.5A patent/DE102012021938B4/de not_active Expired - Fee Related
• 2013
  • 2013-11-06 WO PCT/DE2013/000655 patent/WO2014071909A1/de active Application Filing

Patent Citations (3)

Also Published As

Similar Documents

Legal Events