CN217128647U - Double-layer bidirectional cable net glass curtain wall - Google Patents

Abstract

The double-layer bidirectional cable net glass curtain wall belongs to the field of building construction, and comprises an inner layer plane cable net and an outer layer plane cable net, wherein the inner layer plane cable net is vertically arranged between the inner sides of steel structures, the outer layer plane cable net is vertically arranged between the outer sides of the steel structures, the inner layer plane cable net and the outer layer plane cable net are connected through an adjustable supporting rod, hollow toughened laminated glass is arranged on the outer side of the outer layer plane cable net, the hollow toughened laminated glass is connected through a quincunx ball hinge clamp, and the inner end of the quincunx ball hinge clamp is connected with the outer layer plane cable net; the adjustable support rod comprises a pair of threaded pipes and a threaded rod inserted between the pair of threaded pipes, and the length of the adjustable support rod can be adjusted by adjusting the threaded rod. The utility model provides a current glass curtain wall glue seam fracture, the damaged problem of glass, solve current glass curtain wall poor stability simultaneously, problem with adjustable interval is not.

Description

Double-layer bidirectional cable net glass curtain wall

Technical Field

The utility model belongs to the building construction field, concretely relates to double-deck two-way cable net glass curtain wall.

Background

Along with the development of society, urban functions tend to be perfect, wherein the number of large buildings is increasing, the large buildings often adopt super-high single-layer and super-large-bay halls, the entrance of the halls is the main entrance and exit of the whole building and is also the representative of the door surface and the image of the building, designers on the outer wall part usually can design a glass curtain wall with transparent sight and a perfect shape, and the curtain wall forms usually adopted at present comprise a steel structure frame externally hung glass curtain wall, a single-layer bidirectional glass curtain wall and a double-layer unidirectional glass curtain wall.

The utility model adopts the steel structure frame to hang the glass curtain wall, which reduces the steel consumption by 60%; compared with a single-layer bidirectional cable net curtain wall, the horizontal load resistance, particularly wind load, vertical to the curtain wall surface is improved; compared with a unidirectional double-layer stay cable curtain wall, the resistance to longitudinal horizontal deformation is improved, particularly the load generated by temperature change; the utility model discloses two-way cable net glass curtain wall of bilayer has stopped gluey seam fracture, the damaged scheduling problem of glass.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a double-deck two-way cable net glass curtain wall solves current glass curtain wall and glues the problem that seam fracture, glass are damaged, solves current glass curtain wall poor stability simultaneously, problem with adjustable interval not.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the double-layer bidirectional cable net glass curtain wall comprises an inner layer plane cable net and an outer layer plane cable net, wherein the inner layer plane cable net is vertically arranged and connected between the inner sides of steel structures, the outer layer plane cable net is vertically arranged and connected between the outer sides of the steel structures, the inner layer plane cable net and the outer layer plane cable net are connected through adjustable support rods, hollow toughened laminated glass is arranged on the outer side of the outer layer plane cable net and connected through a quincunx ball hinge clamp, and the inner end of the quincunx ball hinge clamp is connected with the outer layer plane cable net; the adjustable support rod comprises a pair of threaded pipes and a threaded rod inserted between the pair of threaded pipes, and the length of the adjustable support rod can be adjusted by adjusting the threaded rod.

Further preferred technical solution: the outer layer plane cable net comprises transverse cables and longitudinal cables which are arranged in a criss-cross mode.

Further preferred technical solution: the connecting nodes of the transverse and longitudinal inhaul cables are connected in a welding mode.

Further preferred technical solution: the inner layer plane cable net and the outer layer plane cable net have the same structure.

Further preferred technical solution: the steel structure is welded with a connecting lug plate.

Further preferred technical solution: the adjusting ends of the transverse guy cable and the longitudinal guy cable are hinged with the connecting lug plate.

Further preferred technical solution: the transverse stay is a stainless steel stay with the diameter of 40 mm.

Further preferred technical solution: the longitudinal cable is a stainless steel cable with the diameter of 20 mm.

Compared with the prior art, the utility model has the following characteristics and beneficial effect:

1, the utility model discloses set up adjustable support pole (4), including a pair of screwed pipe and the threaded rod of grafting between a pair of screwed pipe, can realize the regulation to adjustable support pole (4) length through adjusting threaded rod, can adjust the interval between the inside and outside layer plane cable net according to actual conditions.

2, the utility model discloses connect through adjustable support rod (4) between the inside and outside plane cable net, form complete space atress system, the anti-wind shock resistance is strong, stable performance, reliable.

3, the utility model discloses adjustable support pole (4) include a pair of screwed pipe and peg graft the threaded rod between a pair of screwed pipe, can realize the regulation to adjustable support pole (4) length through adjusting screw.

Drawings

Fig. 1 is a cross section node diagram of the double-layer bidirectional cable net glass curtain wall of the utility model.

Fig. 2 is a diagram of the node installed at the supporting position of the transverse cable of the present invention.

Reference numerals: 1-steel structure, 2-inner layer plane cable net, 3-outer layer plane cable net, 4-adjustable support rod, 5-hollow toughened laminated glass, 6-quincunx spherical hinge clamp, 7-connecting ear plate, 3.1-transverse cable, 3.2-longitudinal cable, 3.3-adjusting end.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model is suitable for a big spaces such as high-speed railway station, airport, exhibition center, landmark nature building, to the engineering that the appearance requires height.

Referring to fig. 1 and 2, the utility model discloses a double-deck two-way cable net glass curtain wall, including steel construction (1), connect the vertically arranged inlayer plane cable net (2) between steel construction (1) inboard, connect the vertically arranged outer plane cable net (3) between the steel construction (1) outside, connect through adjustable support rod (4) between the inside, outer plane cable net, the outside of outer plane cable net (3) is equipped with cavity tempering doubling glass (5), connect through quincunx ball hinge anchor clamps (6) between the cavity tempering doubling glass (5), the inner of quincunx ball hinge anchor clamps (6) is connected with outer plane cable net (3); the adjustable support rod (4) comprises a pair of screwed pipes and a threaded rod inserted between the pair of screwed pipes, the length of the adjustable support rod (4) can be adjusted by adjusting the threaded rod, and the distance between the inner-layer plane cable net and the outer-layer plane cable net can be adjusted according to actual conditions.

The inner layer plane cable net (2) and the outer layer plane cable net (3) have the same structure.

The outer layer plane cable net (3) comprises transverse cables (3.1) and longitudinal cables (3.2) which are arranged in a criss-cross mode, and the connecting nodes of the transverse cables and the longitudinal cables are connected in a welding mode; the transverse stay (3.1) is a stainless steel stay with the diameter of 40mm, and the longitudinal stay (3.2) is a stainless steel stay with the diameter of 20 mm.

The steel structure (1) is welded with a connecting lug plate (7), and the adjusting ends (3.3) of the transverse guy cable (3.1) and the longitudinal guy cable (3.2) are hinged with the connecting lug plate (7).

The utility model adopts the steel structure frame to hang the glass curtain wall, which reduces the steel consumption by 60%; compared with a single-layer bidirectional cable net curtain wall, the horizontal load resistance, particularly wind load, vertical to the curtain wall surface is improved; compared with a one-way double-layer stay cable curtain wall, the resistance to longitudinal horizontal deformation is improved, and especially the load generated by temperature change is improved.

The utility model discloses the two-way cable net glass curtain wall of bilayer has stopped gluey seam fracture, the damaged scheduling problem of glass, has reduced the load that the dead weight produced, has reduced the structural dimension and the arrangement of reinforcement rate of lower part basis, and construction lifting device is simple, need not carry out the field weld, and the external cable net curtain wall of contrast steel construction frame practices thrift about the time limit for a project 20 days.

The utility model discloses in the application of implementation in-process strict control prestressing force, ensure to apply order, frequency

And the sum force value meets the requirement, and the final prestress value is ensured to meet the design requirement.

The utility model discloses a go up the plum blossom shape ball pivot anchor clamps position of transferring in advance, ensure under the influence of glass dead weight that plum blossom shape ball pivot anchor clamps reach the design position.

The utility model discloses double-deck two-way cable net glass curtain wall's construction method:

step one, construction preparation.

And 1, the main structure is inspected and accepted according to the relevant standard requirements before the curtain wall is installed and constructed.

And 2, dealing with safety technology interaction of operators before the installation of the glass admiring wall, setting a warning range during the engineering hoisting of the glass curtain wall and the installation of the glass, and carrying out trial hoisting.

And 3, erecting the construction elm scaffold to meet the requirements of installation and construction.

4, the used tools, equipment and parts should be transported to a construction site, safety inspection should be carried out before the tools are transported to the construction site, and precision verification should be carried out on the measuring instrument.

And step two, measuring and paying off, and welding a connecting lug plate.

According to the elevation that design drawing required, move about freely and quickly axial line, the unwrapping wire location is carried out to planar position etc. and form three-dimensional control net, with cable connection otic placode location on the steel construction, all connect the otic placode and need carry out groove treatment, horizontal cable connection otic placode welding seam level is the one-level, and vertical cable connection otic placode welding seam level is the second grade, and all reinforced (rfd) connection otic placodes need satisfy the geometric dimensions requirement, intensity, the structural stability requirement of cable curtain wall construction.

And step three, installing the inhaul cable.

And 1, retesting the positioning size of the connecting lug plate, and customizing the inhaul cable according to the structure actual measurement value of the design requirement.

2, when the cable is released, firstly, the cable is put on the cable releasing disc, then the cable disc is rotated and opened along the reverse direction of the cable disc ring, the cable is prohibited from being vertically hung when the cable is not opened, corresponding protection measures are required to be assembled according to anchors at two ends when the cable is hung, corresponding protection measures are required to be carried out outside the cable body, the cable is not required to fall off or be damaged, and scratching and collision are prevented.

3, the knotting phenomenon of the cable body is not allowed, the jumping of the cable body caused by the scattered strands is prevented, the inhaul cable is strictly prohibited to be directly dragged on the ground, and the inhaul cable is strictly prohibited to be randomly and randomly placed.

And 4, avoiding collision and friction between the stay cable and other hard objects so as to avoid scratching the surface of the cable body, and immediately informing special personnel to maintain, determine and repair the stay cable and then continue to use or scrap the stay cable when the anchor devices at the two ends of the stay cable are deformed, twisted and abraded and the cable body is jumped, stranded, scratched and damaged.

And 5, after the inhaul cable is hoisted, the lock heads at two ends are connected with the connecting lug plate, so that the upper screw end nut is guaranteed to compress the steel plate, and meanwhile, the lower end lock head is reliably connected with the connecting lug plate without loosening.

And fourthly, pre-stress tensioning of the stay cable.

1, preparation operation before tensioning.

1) And checking the constraint condition of the support, and considering whether the structural state is consistent with the calculation model during tensioning so as to avoid causing safety accidents.

2) The stretching equipment needs to be comprehensively checked before stretching, so that the reliability of the equipment in the stretching process is ensured.

3) After all preparation works are finished and systematic and comprehensive inspection is correct, the prestressed cable tensioning operation can be formally carried out after field installation general command inspection and command issuing.

4) Before the structure is tensioned, whether the temporary passage and the safety facility are in place or not is strictly checked, and the safety of tensioning operators is guaranteed.

5) And finally, before tensioning, cleaning the field, and forbidding irrelevant personnel from entering, so that the safety of the personnel in the cable tensioning process is ensured.

6) And tensioning according to a designed tension value in the tensioning process, so that the phenomenon that vertical arching is overlarge due to overlarge prestress in the tensioning process is prevented.

And 2, determining a cable tensioning sequence.

1) And numbering 28 vertical cables with the diameter of 20mm and 24 transverse cables with the diameter of 40mm according to the engineering condition.

2) The curtain wall part of the engineering adopts a double-layer plane cable net system, and basically adopts the tensioning sequence of firstly erecting cables and then transversely stretching cables.

3) The double-layer inhaul cables of the engineering are arranged in parallel front and back, and the front and back two cables are synchronously tensioned in principle.

4) The supporting system of the curtain wall is a portal truss structure, the vertical cables are integrally constructed in a sequence of stretching from two sides to the middle by taking the steel truss span as a unit, and the transverse cables are integrally constructed in a sequence of stretching from two sides to the middle by taking the steel truss span as a unit.

5) In order to uniformly distribute the prestress, the optimal scheme is that the total prestress is tensioned for three times, specifically, 50% of the value of the prestress is exerted for the first time, 75% of the value of the prestress is exerted for the second time, and 105% of the value of the prestress is exerted for the third time.

6) The engineering construction needs to be separated by 48 hours for each tensioning according to the design requirement.

And 3, tensioning the vertical cables.

The vertical cables are integrally tensioned from two sides to the middle by taking the steel truss span as a unit.

1) In order to evenly distribute the prestress, all the inhaul cable prestress is applied in three times: 50% of the design value of the cable is applied for the first time, 75% for the second time and 105% for the third time.

2) The influence of the temperature of a construction site is considered in the vertical cable tensioning, and the reference temperature is calculated according to the actual temperature and the design.

And 4, compensating the tension difference of the transverse cables.

1) The transverse cable is integrally constructed by taking the steel truss span as a unit and tensioning from two sides to the middle.

2) The influence of the construction site temperature is considered in the stretching of the transverse cable, and compensation is carried out according to the difference between the actual temperature and the design calculation reference temperature.

And 5, attention points.

1) And tensioning according to a designed tension value in the tensioning process, so that the phenomenon that the structure deforms too much due to too much prestress in the tensioning process is prevented.

2) The tension force is carried out according to a calibrated numerical value, and the deformation conditions of the support and the steel structure are observed at any time.

3) And carefully checking the tensioning equipment and the steel cable connected with the tensioning equipment to ensure the safety and the effectiveness of tensioning.

4) Tensioning is strictly carried out according to an operation rule, the oil feeding speed is controlled, and the synchronous operation of inhaul cable adjustment and oil pump oil supply is ensured.

5) The centroid of the tensioning equipment and the prestressed steel cable are on the same axis.

6) And simultaneously, tensioning the stay cable, and recording and archiving the tensioning for later-period construction and maintenance.

And step five, installing a stainless steel plum blossom-shaped spherical hinge clamp.

1, carrying out one-time prestress retesting on the stay cable before installing the glass plum blossom-shaped spherical hinge clamp and installing the glass, wherein the reading of retesting must reach design parameters, and if the reading does not meet the design parameters, adjusting the tension of the stay cable.

2, after the prestress of all the inhaul cables is adjusted according to requirements, sequentially installing the glass quincunx spherical hinge clamps, compressing the structural bolts, and adjusting the horizontal elevation and the division width of the used quincunx spherical hinge clamps.

3, in order to ensure the safety of the quincunx spherical hinge clamp, a theodolite is adopted to measure and pay off to ensure the accuracy.

4, after considering the installation glass, influenced by glass weight, the cable can extend and lead to the glass panels to droop, carries out up-regulation in advance to quincunx ball pivot anchor clamps position according to cable elongation.

And step six, glass installation.

After the glass enters the field, the glass is required to be checked and accepted according to a checking and accepting program; the glass mounting sequence is numbered according to the design position and the glass size, and the glass is mounted from top to bottom.

1, working before glass installation.

1) The verticality, elevation and the like of the check and correction stay cable and the quincunx spherical hinge clamp meet the requirements of drawings.

2) The hairbrush and the cloth are used for cleaning dust, sundries and the like on the quincunx spherical hinge clamp.

3) Whether the scaffold is firm and safe is checked, the part possibly collided with the glass is wrapped by rubber in advance, and protection work is well done.

And 2, glass installation and adjustment.

1) And opening the box to check the specification and the size of the glass. Glass with problems such as edge breakage, cracking, significant scratching, etc. is not acceptable for installation.

2) The dust on the glass surface and the dust on the suction cup are cleaned. And determining the number of the suckers according to the weight of the glass, and strictly forbidding using the suckers with insufficient adsorption force.

3) Use 2 tons of hoist engine hoists, at first according to the hoist and mount frame of glass maximum dimension preparation hoist and mount glass, with the glass that needs the installation according to putting at hoist and mount frame internal fixation, collude the speed with the hoist engine and transport the installation position with hoist and mount frame, when glass targets in place, the people should grasp the sucking disc as early as possible on the scaffold, and glass is stabilized in the control to accident appears in the collision avoidance. And then adjusting the quincunx spherical hinge clamp, lifting the glass out of the glass by using a slope glass sucker, installing the glass into the quincunx spherical hinge clamp, temporarily pressing the glass end by using a quincunx spherical hinge clamp cover plate, screwing a bolt after the row is adjusted, and firmly fixing the glass end, wherein the rest glass is installed one by one according to the number according to the method.

4) After the whole row of glass is installed, the sizes of gaps of the upper part, the lower part, the left part, the right part and the front part and the rear part of the glass are adjusted, the allowable deviation of the gaps is not more than 2mm, a flat cone fastener is screwed, and then the glass is firmly fixed.

5) And after all the adjustment is finished, checking the flatness of the whole vertical surface, wherein the flatness deviation of the vertical surface is not more than 4mm, and gluing can be carried out after the flatness deviation is confirmed to be correct and meets the design requirements of a drawing.

And seventhly, gluing and cleaning.

1, rubbing the glass and the part needing to be glued by using xylene.

And 2, sticking protective adhesive paper on all parts needing to be glued, and paying attention to the fact that the adhesive paper is parallel to the adhesive seams.

3, gluing the glass, namely cutting a corresponding inclined opening for a glass glue opening according to the size of a glue seam, and gluing the glass glue opening while keeping the same hook, wherein the operation sequence is general; and the vertical glue line is from top to bottom.

And 4, after the glue is filled, checking whether bubbles exist in the glue seam, and if so, timely treating to eliminate the bubbles.

And 5, after the surface is modified, quickly tearing off the masking paper adhered to the glass.

And 6, after the surface of the glass is solidified, cleaning the inner glass and the outer glass, and making a protection mark.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. Double-deck two-way cable net glass curtain wall, its characterized in that: the steel structure comprises an inner layer plane cable net (2) which is vertically arranged and connected between the inner sides of steel structures (1) and an outer layer plane cable net (3) which is vertically arranged and connected between the outer sides of the steel structures (1), wherein the inner layer plane cable net and the outer layer plane cable net are connected through an adjustable supporting rod (4), the outer side of the outer layer plane cable net (3) is provided with hollow toughened laminated glass (5), the hollow toughened laminated glass (5) is connected through a quincunx ball hinge clamp (6), and the inner end of the quincunx ball hinge clamp (6) is connected with the outer layer plane cable net (3); the adjustable support rod (4) comprises a pair of threaded pipes and a threaded rod inserted between the pair of threaded pipes, and the length of the adjustable support rod (4) can be adjusted through the adjusting screw rod.

2. The double-layer bidirectional cable net glass curtain wall of claim 1, characterized in that: the outer layer plane cable net (3) comprises transverse cables (3.1) and longitudinal cables (3.2) which are arranged in a criss-cross mode.

3. The double-layer bidirectional cable net glass curtain wall of claim 2, characterized in that: the connecting nodes of the transverse and longitudinal inhaul cables are connected in a welding mode.

4. The double-layer bidirectional cable net glass curtain wall of claim 3, characterized in that: the inner layer plane cable net (2) and the outer layer plane cable net (3) have the same structure.

5. The double-layer bidirectional cable net glass curtain wall of claim 4, characterized in that: the steel structure (1) is welded with a connecting lug plate (7).

6. The double-layer bidirectional cable net glass curtain wall of claim 5, characterized in that: the adjusting ends (3.3) of the transverse guy cable (3.1) and the longitudinal guy cable (3.2) are hinged with the connecting ear plate (7).

7. The double-layer bidirectional cable net glass curtain wall according to any one of claims 2 to 6, characterized in that: the transverse stay (3.1) is a stainless steel stay with the diameter of 40 mm.

8. The double-layer bidirectional cable net glass curtain wall according to any one of claims 2 to 6, characterized in that: the longitudinal cable (3.2) is a stainless steel cable with the diameter of 20 mm.

Images