阅读说明：本技术 一种用于钢模块建筑的可拆装式防雷接地引下线连接方法 (Detachable lightning protection grounding down lead connecting method for steel module building ) 是由 王奇 范志富 冀国华 于 2019-09-24 设计创作，主要内容包括：本发明涉及一种用于钢模块建筑的可拆装式防雷接地引下线连接方法,通过将已打孔套丝的不锈钢连接板在工厂预制于钢结构立柱上,用螺栓把镀锌扁钢连接片与之连接,通过钢立柱及短扁钢条的连接应用,快捷实现防雷引下线的连接安装。本发明的有益效果是：本方案可按照现场拼接模块的顺序,逐一连接完成,缩短了现场模块建筑的安装总工期,提了高施工人员的安全性,节约了安装成本,并且使建筑物外观更美观；本发明方法操作简单、快速高效,在获得高质量保证的同时,也降低了措施成本,提高了效率,在钢结构模块制造过程中将获得广泛推广应用。(The invention relates to a detachable lightning protection grounding down lead connecting method for a steel module building. The invention has the beneficial effects that: the scheme can finish the connection one by one according to the sequence of the on-site splicing modules, shortens the total installation period of the on-site module building, improves the safety of constructors, saves the installation cost and enables the appearance of the building to be more beautiful; the method is simple to operate, fast and efficient, ensures high quality, reduces the measure cost, improves the efficiency, and is widely popularized and applied in the manufacturing process of the steel structure module.)

1. The utility model provides a steel module building with dismantled and assembled lightning grounding downlead which characterized in that: including a plurality of space modules of piecing together, be connected with lightning protection device between each intermodule, lightning protection device includes vertical module downlead, horizontal module downlead and earthing device downlead, two of vertical direction interconnect the space module passes through vertical module downlead is connected, two of horizontal direction interconnect the space module passes through horizontal module downlead is connected, is located the bottom outer end the space module passes through earthing device downlead ground connection.

2. The steel modular building provided with the removable lightning protection down conductor of claim 1, wherein: the longitudinal module down lead and the transverse module down lead are both composed of short flat steel and two connecting plates, the two connecting plates are fixedly connected to steel module stand columns of the space modules, and two ends of the short flat steel are fixed to the two connecting plates through screws.

3. The steel modular building provided with the removable lightning protection down conductor of claim 2, wherein: the short flat steel in the longitudinal module down-lead is C-shaped short flat steel, and the connecting plates of the longitudinal module down-lead are respectively welded on the steel module stand columns on the same side;

the short flat steel in the transverse module down-lead is Z-shaped short flat steel, and the connecting plates of the transverse module down-lead are respectively welded on the opposite steel module stand columns.

4. The steel modular building provided with the removable lightning protection down conductor of claim 3, wherein: the side face of the connecting plate in the longitudinal module down-lead is welded on the steel module upright post, and the back face of the connecting plate in the longitudinal module down-lead on the end wall is welded on the steel module upright post.

5. The steel modular building provided with the removable lightning protection down conductor of claim 1, wherein: the earthing device lead-up wire comprises an earthing electrode and a connecting plate which are connected through screws, and the connecting plate is welded at the outer end of the bottom and outside the space module on the steel module stand column.

6. The steel modular building provided with a removable lightning down conductor according to any one of claims 1 to 5, wherein: the transverse module down-lead is arranged between the space modules in the bottom row.

7. The steel modular building provided with the removable lightning protection down conductor of claim 6, wherein: the connecting plate is a stainless steel connecting plate, the screws are stainless steel screws or galvanized screws, and the short flat steel is galvanized short flat steel.

8. A detachable lightning protection grounding downlead connecting method for a steel module building is characterized in that: the method comprises the following specific steps:

manufacturing a connecting plate, namely C-shaped short flat steel and Z-shaped short flat steel, and drilling and threading on the C-shaped short flat steel and the Z-shaped short flat steel on the connecting plate;

welding the connecting position required by the building of the prepared connecting plate on the side surface of the steel module upright post, sanding, spraying paint and performing anticorrosive treatment on the module frame, and coating and protecting the surface of the connecting plate;

thirdly, performing equipotential connection on the same floor of the bottom layer module, and connecting adjacent connecting plates through Z-shaped short flat steel and fixedly connecting the adjacent connecting plates through screws when the bottom layer space module is hoisted;

fourthly, connecting the bottom layer module with the grounding electrode, and connecting the outer end connecting plate with the grounding electrode of the upper lead of the grounding device by using screws;

and step five, after the upper-layer module is hoisted, connecting plates on the adjacent upper and lower space modules are connected through C-shaped short flat steel through screws.

9. The method of claim 8, wherein the method comprises the steps of: the grounding device lead-up wire comprises one or more than one.

10. The method of claim 8, wherein the method comprises the steps of: the bottom layer is transversely interconnected, the connecting plate back surface on the space module is welded on the steel module stand column, the connecting plate back surface at the outer end of the space module at the end wall part is welded on the steel module stand column, and the connecting plate side surface on the space module is welded on the steel module stand column in the inner side longitudinal connection mode.

Technical Field

The invention belongs to the technical field of assembly type buildings, and particularly relates to a detachable lightning protection grounding down lead connecting method for a steel module building.

Background

The assembled steel structure module building divides the building monomer into a plurality of space modules, finish decoration and even cleaning are finished in a factory, and then the building monomer is transported to a site to build a house like building blocks. However, because the steel module building is highly prefabricated and integrated in a factory, especially the main structure anti-corrosion paint is formed in one step in the factory, the structural columns are separated by the anti-corrosion paint and cannot be directly utilized as the lightning down conductor, and when the lightning down conductor is installed on site, the conventional method of secondary installation on site is generally adopted for the lightning down conductor. And respectively welding the galvanized omega-shaped connecting card and the galvanized round steel welding bracket on the side surface of the space module, and fixing the galvanized flat steel in the galvanized omega-shaped connecting card and the galvanized round steel welding bracket in a penetrating way. However, the structural anti-corrosion paint is formed in one step when being manufactured in a factory, the structural columns are separated by the anti-corrosion paint, and the construction difficulty is high along with the increase of floors in the field of secondary installation, so that potential safety hazards exist, and the installation period is influenced; one or more long lightning protection downleads are installed on site, the material consumption is increased, and the installation cost is increased; in addition, the lightning protection downlead support is installed by adopting a direct welding mode, anticorrosive paint on the surface of the structural upright column is damaged, flat steel is additionally arranged on the site, the integral attractiveness of the building is affected, the downlead is welded and fixed, and the detachable performance of the modular building is not facilitated.

Disclosure of Invention

In order to solve the technical problem, the invention provides a detachable lightning protection grounding down lead connecting method for a steel module building.

The technical scheme adopted by the invention is as follows: the utility model provides a steel module building with dismantled and assembled lightning protection ground downlead, including a plurality of space modules of piecing together, be connected with lightning protection device between each module, lightning protection device includes vertical module downlead, horizontal module downlead and earthing device downlead, two space modules of vertical direction interconnect are through vertical module downlead connection, two space modules of horizontal direction interconnect are through horizontal module downlead connection, the space module that is located the bottom outer end passes through earthing device downlead ground connection.

Preferably, the longitudinal module down lead and the transverse module down lead are both composed of short flat steel and two connecting plates, the two connecting plates are fixedly connected to the steel module upright post of the space module, and two ends of the short flat steel are fixed on the two connecting plates through screws.

Preferably, the short flat steel in the longitudinal module down-lead is C-shaped short flat steel, and the connecting plates of the longitudinal module down-lead are respectively welded on the steel module upright columns on the same side;

the short flat steel in the transverse module down-lead is Z-shaped short flat steel, and the connecting plates of the transverse module down-lead are respectively welded on the opposite steel module upright posts.

Preferably, the side face of the connecting plate in the longitudinal module down-lead is welded on the steel module upright post, and the back face of the connecting plate in the longitudinal module down-lead on the end wall is welded on the steel module upright post.

Preferably, the grounding device lead-up wire comprises a grounding electrode and a connecting plate which can be connected through screws, and the connecting plate is welded on the steel module stand column outside the space module at the outer end of the bottom.

Preferably, the transverse module down conductor is arranged between the bottom bay modules.

Preferably, the connecting plate is a stainless steel connecting plate, the screws are stainless steel screws or galvanized screws, and the short flat steel is galvanized short flat steel.

A detachable lightning protection grounding downlead connection method for a steel module building is as follows:

manufacturing a connecting plate, namely C-shaped short flat steel and Z-shaped short flat steel, and forming a hole and a mantle fiber on the connecting plate, the C-shaped short flat steel and the Z-shaped short flat steel;

welding the connecting position required by the building of the prepared connecting plate on the side surface of the steel module upright post, sanding, spraying paint and performing anticorrosive treatment on the module frame, and coating and protecting the surface of the connecting plate;

thirdly, performing equipotential connection on the same floor of the bottom layer module, and connecting adjacent connecting plates through Z-shaped short flat steel and fixedly connecting the adjacent connecting plates through screws when the bottom layer space module is hoisted;

fourthly, connecting the bottom layer module with the grounding electrode, and connecting the outer end connecting plate with the grounding electrode of the upper lead of the grounding device by using screws;

and step five, after the upper-layer module is hoisted, connecting plates on the adjacent upper and lower space modules are connected through C-shaped short flat steel through screws.

Preferably, the grounding means lead-up wire comprises one or more.

Preferably, the back of the connecting plate on the space modules transversely connected with each other at the bottom layer is welded on the steel module stand column, the back of the connecting plate at the outer end of the space module at the end wall part is welded on the steel module stand column, and the side of the connecting plate on the space module longitudinally connected at the inner side is welded on the steel module stand column.

The invention has the advantages and positive effects that: the scheme can finish the connection one by one according to the sequence of the on-site splicing modules, shortens the total installation period of the on-site module building, improves the safety of constructors, saves the installation cost and enables the appearance of the building to be more beautiful; the method is simple to operate, fast and efficient, ensures high quality, reduces the measure cost, improves the efficiency, and is widely popularized and applied in the manufacturing process of the steel structure module.

Drawings

Fig. 1 is a schematic view of a method for connecting a down lead of a complete lightning protection node of a steel module building according to an embodiment of the invention;

FIG. 2 is a schematic diagram of a connection between a corner post and a ground electrode according to one embodiment of the present invention;

FIG. 3 is a schematic view of the end face longitudinal adjacent lower module down conductor connection of one embodiment of the present invention;

FIG. 4 is a schematic view of the down conductor connection of vertically adjacent upper and lower level modules according to one embodiment of the present invention;

FIG. 5 is a diagram illustrating a welding pattern of a stainless steel plate and a pillar according to an embodiment of the present invention;

FIG. 6 is a diagram illustrating a welding pattern of a stainless steel plate and a pillar according to an embodiment of the present invention;

fig. 7 is a schematic view of a hoisting connection structure of a space module according to an embodiment of the invention.

In the figure:

1. space module 2, longitudinal module down-lead 3 and transverse module down-lead

4. Grounding device lead-up wire 5, connecting plate 6 and screw

7. Grounding electrode 8, Z-shaped short flat steel 9 and C-shaped short flat steel

10. Module bottom beam 11, steel module upright post 12 and corner fitting

Detailed Description

The invention aims to provide a detachable lightning protection grounding down lead connecting method for a steel module building, which effectively solves the problems of high installation cost, long construction period, damage of anticorrosive paint, low safety performance, difficulty in detachment, influence on the integral attractiveness of a building and the like of a full-length flat steel lightning protection down lead. An embodiment of the present invention will be described below with reference to the drawings.

As shown in fig. 1 and fig. 2, the invention relates to a steel modular building with a detachable lightning protection grounding downlead, which comprises a plurality of space modules 1 which are assembled together, wherein the space modules 1 are mutually connected to form the steel modular building, and a lightning protection device is connected among the modules to form equipotential communication. Lightning protection device includes vertical module downlead 2, horizontal module downlead 3 and earthing device downlead 4, two space module 1 of every two interconnect of longitudinal direction all connect through vertical module downlead 2, two space module 1 of every two interconnect of horizontal direction all connect through horizontal module downlead 3, horizontal module downlead 3 sets up between bottom evacuation room module 1, the space module 1 that is located the bottom outer end leads up 4 ground connection through the earthing device, form complete equipotential intercommunication like this, earthing device leads up 4 can be one or more. The structure is hidden, beautiful and easy to be assembled and disassembled.

Vertical module downlead 2 and horizontal module downlead 3 comprises short band steel and two connecting plates 5, two connecting plates 5 fixed connection are on two adjacent space module 1's steel module stand 11, the short band steel both ends are passed through screw 6 and are fixed on two connecting plates 5, connecting plate 5 is stainless steel connecting plate 5, screw 6 is stainless steel screw 6 or zinc-plated screw 6, short band steel is the short band steel of zinc-plating, earthing device downlead 4 includes earthing pole 7 and a connecting plate 5 that can pass through screw 6 and connect, connecting plate 5 welds on the steel module stand 11 in the space module 1 outside of bottom outer end.

The space module 1 is a cube formed by a horizontal module bottom beam 10 and a vertical steel module upright post 11 through an angle piece 12, connecting plates 5 are respectively welded at the positions, close to the angle piece 12, of the upper part and the lower part of the steel module upright post 11, as shown in figures 3-4, the connecting plates 5 of a longitudinal module down-lead wire 2 are respectively welded on the steel module upright post 11 at the same side, two connecting plates 5, close to each other, on two longitudinally adjacent space modules 1 are connected, a short flat steel in the longitudinal module down-lead wire 2 is a C-shaped short flat steel 9, and the protruding position avoids the two angle pieces 12 which are close to each other; as shown in fig. 5-6, the side of the connecting plate 5 in the longitudinal module down-lead 2 is welded on the steel module upright post 11, and the back of the connecting plate 5 in the longitudinal module down-lead 2 on the end wall is welded on the steel module upright post 11, so that the structure is more regular and beautiful, and the installation is convenient. As shown in fig. 2, the connecting plates 5 of the horizontal module down-lead 3 are respectively welded on the opposite steel module columns 11, the connecting plates 5 at the bottom of the steel module columns 11 of the bottom space module 1 are welded in a staggered manner, the short flat steel in the horizontal module down-lead 3 is a Z-shaped short flat steel 8, and the two opposite connecting plates 5 are fixedly connected. And a connecting plate 5 on the lead-up wire 4 of the grounding device is welded on the outer side of the space module 1 at the outer end of the bottom and is connected with a grounding electrode 7 through a screw 6.

A detachable lightning protection grounding down lead connecting method for a steel module building is disclosed, as shown in figure 7, space modules are set as E1, E2, E3 and E4, stainless steel connecting plates are prefabricated on upright columns of the modules in advance during installation, and the stainless steel connecting plates on the upright columns of adjacent modules are quickly connected through screws by galvanized flat steel while module hoisting is carried out on site. And (3) connecting the prefabricated stainless steel connecting plates on the vertical columns between the transverse modules on the same floor in sequence along with the assembly of the lower-layer modules E2 and E4 of the building. And (3) connecting the prefabricated stainless steel connecting plates on the upper module stand columns and the lower module stand columns in sequence until the stainless steel connecting plates reach the roof along with the layer-by-layer installation of the upper module stand columns of the building, and connecting and fixing the lightning protection downlead of the steel module building.

The method comprises the following specific steps:

manufacturing a connecting plate, namely C-shaped short flat steel and Z-shaped short flat steel, and forming a hole and a mantle fiber on the connecting plate, the C-shaped short flat steel and the Z-shaped short flat steel;

welding the connecting position required by the building of the prepared connecting plate on the side surface of the steel module upright post, sanding, spraying paint and performing anticorrosive treatment on the module frame, and coating and protecting the surface of the connecting plate; the back of a connecting plate on the space modules which are transversely connected with each other at the bottom layer is welded on the steel module upright post, the back of a connecting plate at the outer end of the space module at the end wall part is welded on the steel module upright post, and the side surface of a connecting plate on the space module which is longitudinally connected at the inner side is welded on the steel module upright post;

thirdly, performing equipotential connection on the same floor of the bottom layer module, and connecting adjacent connecting plates through Z-shaped short flat steel and fixedly connecting the adjacent connecting plates through screws when the bottom layer space module is hoisted;

fourthly, connecting the bottom layer module with the grounding electrode, and connecting the outer end connecting plate with the grounding electrode of the grounding device lead-up wire by using screws, wherein the grounding device lead-up wire comprises one or more grounding electrodes;

and step five, after the upper-layer module is hoisted, connecting plates on the adjacent upper and lower space modules are connected through C-shaped short flat steel through screws.