阅读说明：本技术 单层拉索式屋面膜结构构造及其施工方法 (Single-layer inhaul cable type roof membrane structure and construction method thereof ) 是由 孙晓阳 江亮亮 于健伟 唐鑫坤 王可 房晓宇 边辉 王延生 于 2021-06-18 设计创作，主要内容包括：本发明公开了一种单层拉索式屋面膜结构构造及其施工方法,包括：支承架,包括安装于屋面的钢构底座、竖设于钢构底座上的支撑柱和安装于支撑柱的夹持盘,夹持盘的圆周面形成有夹持环槽；回形天沟,铺设于钢构底座的上部,回形天沟沿支撑柱的圆周方向设置；单层膜套,具有上端口和下端口,下端口通过多个连接组件连接于回形天沟,多个连接组件沿回形天沟的周向方向间隔设置,夹持环槽夹持于上端口；以及多根拉索,拉索连接于回形天沟和夹持盘的底部之间,多根拉索沿夹持盘的圆周方向间隔设置,多根拉索支撑于单层膜套的内壁。本发明解决了目前索膜结构在施工工程中,因拉索无稳固连接点,造成膜结构稳定性差,存在安全隐患的问题。(The invention discloses a single-layer inhaul cable type roof membrane structure and a construction method thereof, wherein the single-layer inhaul cable type roof membrane structure comprises the following steps: the supporting frame comprises a steel structure base arranged on the roof, supporting columns vertically arranged on the steel structure base and a clamping disc arranged on the supporting columns, wherein a clamping ring groove is formed in the circumferential surface of the clamping disc; the square gutter is laid on the upper part of the steel structure base and arranged along the circumferential direction of the support columns; the single-layer film sleeve is provided with an upper port and a lower port, the lower port is connected to the clip-shaped gutter through a plurality of connecting components, the connecting components are arranged at intervals along the circumferential direction of the clip-shaped gutter, and the clamping ring groove is clamped at the upper port; and the inhaul cables are connected between the bottoms of the clip disc and the clip gutter, and are arranged at intervals along the circumferential direction of the clip disc and supported on the inner wall of the single-layer film sleeve. The invention solves the problems of poor stability and potential safety hazard of the existing cable membrane structure due to the fact that the stay cable has no stable connection point in the construction engineering.)

1. A single-layer inhaul cable type roof membrane structure is characterized by comprising:

the supporting frame comprises a steel structure base arranged on a roof, supporting columns vertically arranged on the steel structure base and a clamping disc arranged on the supporting columns, wherein a clamping ring groove is formed in the circumferential surface of the clamping disc;

the clip-shaped gutter is laid on the upper part of the steel structure base and is arranged along the circumferential direction of the support columns;

the single-layer film sleeve is provided with an upper port and a lower port, the outer diameter of the single-layer film sleeve is gradually reduced from the lower port to the upper port, the lower port is connected to the clip-shaped gutter through a plurality of connecting components, the connecting components are arranged at intervals along the circumferential direction of the clip-shaped gutter, and the clamping ring groove is clamped on the upper port; and

many cables, the cable connect in return the shape gutter with between the bottom of centre gripping dish, many cables are followed the circumferencial direction interval of centre gripping dish sets up, many the cable support in the inner wall of individual layer membrane cover.

2. The single-layer cable roofing membrane structure construction of claim 1 wherein the clamping disk comprises:

the lower wheel disc is fixedly arranged at the top end of the supporting column, and the outer edge of the lower wheel disc is provided with a plurality of through holes;

the upper wheel disc is coaxially arranged above the lower wheel disc, the clamping ring groove is formed between the outer edge of the upper wheel disc and the outer edge of the lower wheel disc, and the upper port is embedded in the clamping ring groove; and

fastening assembly, including fastening screw and spiral shell piece, fastening screw's upper end connect in go up the rim plate, fastening screw's lower extreme is worn to locate in the perforation and extend the below of rim plate down, the spiral shell piece spiro union fastening screw's lower extreme and pressure support in the bottom of rim plate down.

3. The single-layer inhaul cable type roofing membrane structure according to claim 2, wherein an upper ring rib is formed at an outer edge of an upper port of the single-layer membrane sleeve, a limit ring plate which is coaxial with the upper wheel disc is connected to the bottom of the upper wheel disc, the upper port is arranged between the limit ring plate and an outer edge of the lower wheel disc in a padded mode, the outer edge of the upper port extends into an inner ring opening of the limit ring plate, and the upper ring rib abuts against an inner ring surface of the limit ring plate.

4. The single-layer inhaul cable type roofing membrane structure according to claim 3, wherein waterproof rubber strips are padded between the bottom of the retainer ring plate and the outer wall of the upper port and between the inner wall of the upper port and the outer edge of the lower wheel disc respectively.

5. The single-layer inhaul cable roofing membrane structural configuration as set forth in claim 1, wherein the gutter includes:

the supporting piers are fixedly arranged on the steel structure base and are arranged at intervals along the circumferential direction of the lower port, accommodating grooves are formed in the upper parts of the supporting piers, and the connecting assembly is arranged on the supporting piers;

the gutter body is embedded in the accommodating groove; and

and the lock rod is connected between the side walls of the two opposite sides of the notch of the accommodating groove and is pressed against the upper part of the gutter body.

6. The single-layer inhaul roofing membrane structure construction according to claim 5, wherein the lower port of the single-layer membrane sleeve is formed with a lower ring rib, and the connection assembly comprises:

the first clamping plate is fixedly arranged at the upper part of the buttress; and

with the relative second splint that sets up of first splint, detachably connect in first splint, the second splint with first splint centre gripping in port down, the inboard of second splint is formed with spacing logical groove, the ring muscle inlays to be located down in the spacing logical groove.

7. The single-layer inhaul cable roofing membrane structure according to claim 6, wherein waterproof rubber strips are laid on the inner sides of the first and second sandwiching plates, respectively.

8. The single layer guy line roofing membrane structure construction of claim 1 further comprising an annular cable connected to a plurality of said guy lines.

9. A single layer inhaul cable roofing membrane structure configuration as claimed in any one of claims 1 to 8, comprising the steps of:

installing a steel structure base on the roof;

paving a clip-shaped gutter on the steel structure base;

paving the single-layer membrane sleeve on a vertically-arranged steel structure base, and penetrating a plurality of inhaul cables on the inner side of the single-layer membrane sleeve;

a support column is vertically arranged on the steel structure base to form a support frame, the upper port of the single-layer membrane sleeve is arranged in a clamping ring groove of a clamping disc on the support column, the stay cable is connected to the bottom of the clip-shaped gutter and the bottom of the clamping disc, and the stay cable is tensioned;

stretch-draw the individual layer membrane cover, and will the lower port of individual layer membrane cover through a plurality of coupling assembling connect in return the shape gutter, it is a plurality of coupling assembling follows return the circumference direction interval setting of shape gutter, make many the cable support in the inner wall of individual layer membrane cover.

Technical Field

The invention relates to the technical field of building construction, in particular to a single-layer inhaul cable type roof membrane structure and a construction method thereof.

Background

With the development of urban science and technology, cable membrane structures are rapidly developed as new building forms. In the construction process, the traditional cable membrane structure is difficult to meet the field requirement due to the factors of complex operation steps, large workload, high cost and the like, and needs to be constructed by adopting an innovative single-layer cable type membrane structure, but in the construction engineering of the existing cable membrane structure, the cable has poor stability and potential safety hazard due to the fact that a stay cable has no stable connection point.

Disclosure of Invention

In order to overcome the defects in the prior art, a single-layer inhaul cable type roof membrane structure and a construction method thereof are provided so as to solve the problems of poor membrane structure stability and potential safety hazards caused by the fact that inhaul cables do not have stable connection points in the construction engineering of the existing cable membrane structure.

In order to achieve the above object, there is provided a single-layer inhaul cable type roof membrane structure and a construction method thereof, including:

the supporting frame comprises a steel structure base arranged on a roof, supporting columns vertically arranged on the steel structure base and a clamping disc arranged on the supporting columns, wherein a clamping ring groove is formed in the circumferential surface of the clamping disc;

the clip-shaped gutter is laid on the upper part of the steel structure base and is arranged along the circumferential direction of the support columns;

the single-layer film sleeve is provided with an upper port and a lower port, the outer diameter of the single-layer film sleeve is gradually reduced from the lower port to the upper port, the lower port is connected to the clip-shaped gutter through a plurality of connecting components, the connecting components are arranged at intervals along the circumferential direction of the clip-shaped gutter, and the clamping ring groove is clamped on the upper port; and

many cables, the cable connect in return the shape gutter with between the bottom of centre gripping dish, many cables are followed the circumferencial direction interval of centre gripping dish sets up, many the cable support in the inner wall of individual layer membrane cover.

Further, the clamping disk includes:

the lower wheel disc is fixedly arranged at the top end of the supporting column, and the outer edge of the lower wheel disc is provided with a plurality of through holes;

the upper wheel disc is coaxially arranged above the lower wheel disc, the clamping ring groove is formed between the outer edge of the upper wheel disc and the outer edge of the lower wheel disc, and the upper port is embedded in the clamping ring groove; and

fastening assembly, including fastening screw and spiral shell piece, fastening screw's upper end connect in go up the rim plate, fastening screw's lower extreme is worn to locate in the perforation and extend the below of rim plate down, the spiral shell piece spiro union fastening screw's lower extreme and pressure support in the bottom of rim plate down.

Furthermore, the outer fringe of the upper port of the single-layer membrane sleeve is formed with an upper ring rib, the bottom of the upper wheel disc is connected with a limit ring plate which is coaxial with the upper wheel disc, the upper port pad is arranged between the limit ring plate and the outer edge of the lower wheel disc, the outer fringe of the upper port extends into the inner ring opening of the limit ring plate, and the upper ring rib is abutted against the inner ring surface of the limit ring plate.

Furthermore, waterproof rubber strips are respectively arranged between the bottom of the limiting ring plate and the outer wall of the upper port, and between the inner wall of the upper port and the outer edge of the lower wheel disc in a cushioning mode.

Further, the gutter includes:

the supporting piers are fixedly arranged on the steel structure base and are arranged at intervals along the circumferential direction of the lower port, accommodating grooves are formed in the upper parts of the supporting piers, and the connecting assembly is arranged on the supporting piers;

the gutter body is embedded in the accommodating groove; and

and the lock rod is connected between the side walls of the two opposite sides of the notch of the accommodating groove and is pressed against the upper part of the gutter body.

Further, the lower port of individual layer membrane cover is formed with down the ring muscle, coupling assembling includes:

the first clamping plate is fixedly arranged at the upper part of the buttress; and

with the relative second splint that sets up of first splint, detachably connect in first splint, the second splint with first splint centre gripping in port down, the inboard of second splint is formed with spacing logical groove, the ring muscle inlays to be located down in the spacing logical groove.

Furthermore, waterproof rubber strips are respectively paved on the inner side of the first clamping plate and the inner side of the second clamping plate.

Further, the pull rope device further comprises an annular rope, and the annular rope is connected to the pull ropes.

The invention provides a single-layer inhaul cable type roof membrane structure, which comprises the following steps:

installing a steel structure base on the roof;

paving a clip-shaped gutter on the steel structure base;

paving the single-layer membrane sleeve on a vertically-arranged steel structure base, and penetrating a plurality of inhaul cables on the inner side of the single-layer membrane sleeve;

a support column is vertically arranged on the steel structure base to form a support frame, the upper port of the single-layer membrane sleeve is arranged in a clamping ring groove of a clamping disc on the support column, the stay cable is connected to the bottom of the clip-shaped gutter and the bottom of the clamping disc, and the stay cable is tensioned;

stretch-draw the individual layer membrane cover, and will the lower port of individual layer membrane cover through a plurality of coupling assembling connect in return the shape gutter, it is a plurality of coupling assembling follows return the circumference direction interval setting of shape gutter, make many the cable support in the inner wall of individual layer membrane cover.

The single-layer inhaul cable type roof membrane structure has the advantages that the steel structure base of the supporting frame is used as a basis, the single-layer membrane sleeve is connected to the clamping disc of the supporting column of the supporting frame and the clip-shaped gutter on the steel structure base, and the single-layer membrane sleeve is supported in an auxiliary mode through inhaul cables, so that the whole membrane structure is stable and safe; on the other hand, the perpendicularity and plane elevation errors of the supporting frame can be ensured to meet the requirements, and therefore the film structure installation accuracy is ensured to meet the design requirements.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic structural diagram of a single-layer stay cord roofing membrane structure according to an embodiment of the present invention.

FIG. 2 is a top view of a single layer inhaul roofing membrane structure configuration according to an embodiment of the present invention.

FIG. 3 is a side view of a single layer inhaul roofing membrane structure configuration according to an embodiment of the present invention.

FIG. 4 is a schematic view of a support shelf according to an embodiment of the present invention.

Fig. 5 is a partial enlarged view of a portion a in fig. 4.

Fig. 6 is a schematic structural view of a clip-shaped gutter according to an embodiment of the present invention.

Fig. 7 is a partial enlarged view of fig. 6 at B.

Fig. 8 is a perspective view of a clip-shaped gutter of an embodiment of the present invention.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 8, the present invention provides a single-layer inhaul cable type roofing membrane structure, including: the device comprises a support frame 1, a square gutter 2, a single-layer film sleeve 3 and a plurality of inhaul cables 4.

Specifically, referring to fig. 1 and 4, the support frame 1 includes a steel-structured base 11, support columns 12, and a holding plate 13. The steel structure base 11 is installed on the roof. The support column 12 is vertically arranged on the steel-structured base 11. The holding plate 13 is mounted to the support column 12. The circumferential surface of the clamping disk 13 is formed with a clamping ring groove. The clamping ring groove is used for clamping the upper port of the single-layer film sleeve.

The square gutter 2 is laid on the upper part of the steel structure base 11. The gutter 2 is arranged in the circumferential direction of the support pole 12.

The single-layer film sleeve 3 is trumpet-shaped. Specifically, the single-layer film sleeve 3 has an upper port and a lower port. The outer diameter of the single-layer film sleeve 3 is gradually reduced from the lower port of the single-layer film sleeve 3 to the upper port of the single-layer film sleeve 3. The lower port of the single-layer film sleeve 3 is connected to the clip-shaped gutter 2 through a plurality of connecting components 6. A plurality of joining assemblies 6 are provided at intervals in the circumferential direction of the clip-shaped gutter 2. The clamping ring groove of the clamping disc 13 is clamped at the upper port.

The single-layer guy cable type roof membrane structure is based on the steel structure base of the supporting frame, the single-layer membrane sleeve is connected to the clamping disc of the supporting column of the supporting frame and the clip gutter on the steel structure base, and the single-layer membrane sleeve is supported by the guy cable in an auxiliary mode, so that the whole membrane structure is stable and safe; on the other hand, the perpendicularity and plane elevation errors of the supporting frame can be ensured to meet the requirements, and therefore the film structure installation accuracy is ensured to meet the design requirements.

Referring to fig. 1 to 3, a tension cable 4 is connected between the clip gutter 2 and the bottom of the clamp plate 13. The plurality of wires 4 are arranged at intervals in the circumferential direction of the clamp plate 13. The plurality of guys 4 are supported on the inner wall of the single-layer film sleeve 3.

As a preferred embodiment, the single-layer inhaul cable type roofing membrane structure construction of the present invention further includes an annular cable 5. The endless cable 5 is connected to a plurality of stay cables 4. Specifically, the annular cable is connected to a plurality of stay cables through cable clamps. In this embodiment, three passes of the looped cable are provided. The three annular cables are arranged at intervals along the length direction of the inhaul cable. The annular cable and the inhaul cable are jointly constructed into a cable net to support and connect the single-layer membrane sleeve.

Further, as shown in fig. 4 to 6, in the present embodiment, a plurality of cable sleeves are connected to the inner wall of the single-layer membrane sleeve, and the pulling cable and the annular cable are respectively movably inserted into the plurality of cable sleeves.

In this embodiment, the steel-structured base is a secondary structure with respect to the main structure. And after the main structure construction is finished, installing a steel structure base on the roof of the main structure. The steel structure base is a steel pipe component.

In the present embodiment, as shown in fig. 4 and 5, the chucking plate 13 includes: a lower disc 131, an upper disc 132, and a fastening assembly 133.

The lower wheel 131 is fixed on the top of the support column 12. The bottom of lower rim plate is connected with the polylith reinforcing plate, and the upper end of cable is connected in a reinforcing plate. The outer edge of the lower wheel disc 131 is provided with a plurality of through holes. The upper disc 132 is coaxially disposed above the lower disc 131. A clamping ring groove is formed between the outer edge of the upper wheel disc 132 and the outer edge of the lower wheel disc 131. The upper port is embedded in the clamping ring groove.

The fastening assembly 133 includes a fastening screw and a screw. The upper end of the tightening screw is attached to the upper disc 132. The lower end of the fastening screw rod penetrates through the through hole and extends to the lower part of the lower wheel disc 131. The screw is screwed on the lower end of the fastening screw and pressed against the bottom of the lower wheel disc 131.

In a preferred embodiment, as shown in fig. 5, the outer edge of the upper port of the single-layer membrane sleeve 3 is formed with an upper ring rib 31. A retainer ring plate 1321 is attached to the bottom of the upper wheel disc 132. The retainer ring plate 1321 is disposed coaxially with the upper disc 132. The upper port pad of the single-layer film sleeve 3 is arranged between the limit ring plate 1321 and the outer edge of the lower wheel disc 131. The outer edge of the upper port extends into the inner annular opening of the retainer ring plate 1321. The upper ring rib 31 abuts against the inner ring surface of the limit ring plate 1321.

In this embodiment, waterproof rubber strips 8 are respectively padded between the bottom of the limit ring plate 1321 and the outer wall of the upper port of the single-layer membrane sleeve 3, and between the inner wall of the upper port of the single-layer membrane sleeve 3 and the outer edge of the lower wheel disc 131. The waterproof rubber strip is an ethylene propylene diene monomer rubber strip.

As shown in fig. 6 to 8, in the present embodiment, the lower port of the single-layer film sleeve 3 is formed with a lower annular rib 32. The connecting assembly 6 includes: a first clamping plate 61 and a second clamping plate 62.

The first clamping plate 61 is fixedly arranged at the upper part of the buttress 22. The second clamping plate 62 is disposed opposite to the first clamping plate 61. The second clamping plate 62 is detachably attached to the first clamping plate 61 by bolts. The second clamping plate 62 and the first clamping plate 61 are clamped at the lower end of the single-layer film sleeve 3. The inner side of the second clamping plate 62 is formed with a limiting through groove. The lower ring rib 32 of the single-layer film sleeve 3 is embedded in the limiting through groove.

In a preferred embodiment, waterproof rubber strips 7 are respectively laid on the inner side of the first clamping plate 61 and the inner side of the second clamping plate 62.

In the present embodiment, the gutter 2 includes: gutter body 21, a plurality of buttresses 22 and locking bar 23. The buttress is installed on the steel structure base. The plurality of buttresses 22 are arranged at intervals along the circumferential direction of the lower port of the single-layer membrane sleeve. The upper portion of the buttress 22 defines a receiving channel. The connecting assembly 6 is mounted to the buttress 22. The gutter body 21 is embedded in the accommodating groove. The lock bar 23 is connected between the side walls of the opposite sides of the notch of the accommodating groove and presses against the upper part of the gutter body 21. One end of the first clamping plate 61 is fixedly arranged on the buttress 22, and the other end of the first clamping plate is fixedly arranged on the lock rod.

As a better implementation mode, the installation height of the lock rod is lower than the height of the top of the buttress, the first clamping plate is arranged in an inclined mode, and the inclined angle of the first clamping plate is matched with the inclined angle of the membrane surface of the lower port of the single-layer membrane sleeve.

The invention provides a single-layer inhaul cable type roof membrane structure, which comprises the following steps:

s1: a steel structure base 11 is arranged on the roof;

the concrete installation steps of the steel structure base comprise the following steps:

a. and determining the space form of the membrane surface of the single-layer membrane sleeve by utilizing flexible structure analysis software, and designing the nodes of the steel-structure base according to the principle of reasonable stress and convenience in installation.

b. And measuring the mounting position and the elevation of the steel structure base by using a total station.

c. And (3) installing a steel structure base by utilizing a tower crane or manpower, checking the members of corresponding marks into the base according to the measured positions, and welding the members with the main body structure.

S2: and laying the clip-shaped gutter 2 on the steel-structured base 11.

On the steel constructs the base, a plurality of buttresses of installation for a plurality of buttresses set up along the outer edge of the lower port of individual layer membrane cover. The gutter body is formed by bending a stainless steel plate. The gutter body is embedded in the holding through groove of the buttress and is connected to the buttress in a welding mode.

S3: the single-layer film sleeve 3 is paved on a vertical steel structure base 11, and a plurality of inhaul cables 4 are arranged on the inner side of the single-layer film sleeve 3 in a penetrating mode.

Specifically, step S3 includes:

d. before the single-layer membrane sleeve is paved, the steel structure base is comprehensively measured, and the final space form of the single-layer membrane sleeve surface is reversely determined according to the determined boundary conditions through flexible structure analysis software.

e. According to the double-shaft test, the residual deformation is inspected by circularly loading, maintaining the load and unloading the cross-shaped test piece in the weft direction, and the theoretical value of the film shrinkage rate of the single-layer film sleeve is obtained.

f. Carrying out factory cutting typesetting according to the processed data, and carrying out aluminum profile processing and cutting after typesetting is finished;

g. the single-layer film sleeve to be mounted is taken out of the package and spread in the mounting area according to the corner marks of the finished film.

h: the inhaul cable and the annular cable are connected with the single-layer membrane sleeve by penetrating into a cable clamp (the cable clamp is internally provided with a cross-shaped through hole).

S4: a support column 12 is vertically arranged on a steel base 11 to form a support frame 1, the upper end opening of the single-layer film sleeve 3 is arranged in a clamping ring groove of a clamping disc 13 on the support column 12, and a guy cable 4 is connected to the bottoms of the square gutter 2 and the clamping disc 13 and is tensioned to stretch the guy cable 4.

S5: stretch-draw individual layer membrane cover 3 to connect the lower port of individual layer membrane cover 3 in returning the shape gutter 2 through a plurality of coupling assembling 6, a plurality of coupling assembling 6 set up along the circumference direction interval of returning the shape gutter 2, make a plurality of cables 4 support in the inner wall of individual layer membrane cover 3.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.