A roof purlin pull rod installation safety system

By placing additional horizontal purlins on the roof purlins and installing fixing devices and lifelines, the safety hazards and inefficiencies of traditional roof purlin tie rod installation methods are solved, achieving a safe and reliable construction environment and efficient tie rod installation.

CN224565573UActive Publication Date: 2026-07-28SHANGHAI BAODING ENVIRONMENT PROTECTION ENG TECH & SERVICES +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI BAODING ENVIRONMENT PROTECTION ENG TECH & SERVICES
Filing Date
2025-05-28
Publication Date
2026-07-28

AI Technical Summary

Technical Problem

Traditional roof purlin tie rod installation methods pose safety hazards, are complex to operate, and are inefficient. In particular, stability is difficult to guarantee in vertical roof slope scenarios, resulting in high construction risks.

Method used

Additional horizontal purlins are laid on top of the existing roof purlins, with high-strength fasteners and lifelines at both ends to provide a stable working platform and ensure the safety of construction workers.

Benefits of technology

It simplifies the tie rod installation process, improves construction efficiency and quality, enhances the safety and flexibility of construction personnel, and reduces the risks of working at heights.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224565573U_ABST
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Abstract

The utility model provides a kind of roof purlin pull rod installation safety system, including roof purlin, horizontal purlin and lifeline;The roof purlin includes multiple, sequentially arranged and forms a reference surface, the horizontal purlin is located on the roof purlin, along the tendency of the reference surface is set, and form perpendicular relationship between each roof purlin, the horizontal purlin can be along the length direction of the roof purlin slip, the horizontal purlin is equipped with lifeline, can provide safety guarantee for worker installation pull rod.The utility model provides safety system, on the roof purlin that has been installed, along the roof gradient direction horizontal one additional horizontal purlin, provides a stable and convenient operating platform for the installation of pull rod, the setting greatly simplifies the installation process of pull rod, and the construction difficulty and risk are low, improve the precision and quality of pull rod installation;Lifeline is installed on horizontal purlin, provides additional safety guarantee for construction personnel.
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Description

Technical Field

[0001] This utility model relates to the field of roof purlin tie rod construction technology, and more specifically, to a roof purlin tie rod installation safety system. Background Technology

[0002] The main purpose of installing tie rods on the roof purlins is to provide lateral support, reduce the span of the purlins in the direction of the roof slope, thereby reducing the lateral deformation and torsion of the purlins during construction and use, and ensuring their overall stability.

[0003] Specifically, the functions of tie rods include: providing lateral support: As lateral support points for purlins, tie rods effectively reduce the span of purlins along the roof slope, preventing lateral deformation and torsion during construction and use; enhancing overall stability: By installing tie rods between purlins, the overall stability of the purlins can be ensured, preventing instability under external forces such as wind and snow loads; adapting to different spans: When the purlin span is between 4 and 6 meters, one tie rod should be installed; when the span exceeds 6 meters, two tie rods should be installed. The ridge purlins on both slopes of the roof truss must be connected at the tie rod joints, or diagonal tie rods and struts should be installed.

[0004] Traditional roof purlin tie rod installation methods often present numerous safety hazards. Construction workers, working at heights, must directly install and secure the tie rods to the purlins. This method is not only complex but also, due to the lack of effective support and protective measures, highly susceptible to loosening or slippage of the tie rods during installation, potentially leading to serious accidents. This is particularly true in installation scenarios with vertical roof slopes, where slippage is prone to occur, stability is difficult to guarantee, and the safety risks to construction workers are significantly increased. Furthermore, traditional installation methods suffer from low construction efficiency and inconsistent installation quality, severely impacting the overall progress and quality of the building construction. Summary of the Invention

[0005] In view of this, the present invention proposes a safety system for the installation of roof purlin tie rods, including roof purlins, horizontal purlins, and lifelines; the roof purlins include multiple purlins arranged sequentially to form a reference plane, the horizontal purlins are set on the roof purlins, arranged along the trend of the reference plane, and form a perpendicular relationship with each roof purlin, the horizontal purlins can slide along the length direction of the roof purlins, and the horizontal purlins are equipped with lifelines to provide safety assurance for workers installing tie rods.

[0006] Preferably, the lifeline is arranged along the length direction of the horizontal purlin.

[0007] Preferably, two fasteners are provided at both ends of the horizontal purlin, and the fasteners are respectively fixed to both ends of the horizontal purlin. When the horizontal purlin slides along the roof purlin, the fasteners can lock the roof purlins corresponding to both ends of the horizontal purlin to prevent it from falling or sliding sideways.

[0008] Preferably, the fixing component includes a fixing plate and connecting bolts. The fixing plate is located below the horizontal purlin, and the connecting bolts are threadedly connected to the horizontal purlin and the fixing plate in sequence. The fixing plate can hold the roof purlins at both ends of the horizontal purlin to prevent them from falling or slipping.

[0009] Preferably, at least one set of the horizontal purlins is provided.

[0010] Preferably, multiple bolt holes are provided at both ends of the horizontal purlin along its length, which can provide multiple connection positions for the connection of the fixing plate to adapt to the engagement with the roof purlin and prevent side slippage and falling.

[0011] Preferably, the length of the horizontally placed purlin is adapted to the length of the reference plane formed by the roof purlin.

[0012] Preferably, the connecting bolt is a high-strength bolt.

[0013] Preferably, the lifeline is located at the center of the horizontal purlin.

[0014] The present invention provides a roof purlin tie rod installation safety system with the following advantages: clever arrangement of horizontal purlins: an additional purlin is placed horizontally along the roof slope on the already installed roof purlins, providing a stable and convenient operating platform for the installation of the tie rod. The arrangement fully considers the characteristics of the roof slope, ensuring applicability and stability under different slope conditions. Fastener configuration: The two ends of the horizontal purlins are connected to a special fixing plate by high-strength bolts. The fixing plate is firmly installed on the roof purlins. The tightening of the bolts ensures the stability of the horizontal purlins in the direction of the roof slope, effectively preventing them from slipping due to external forces, thereby avoiding safety hazards caused by slippage. This stable connection method provides a safe and reliable working environment for construction workers. Convenience of tie rod installation: The horizontal purlin setting greatly simplifies the tie rod installation process. Construction workers can stably install the tie rod on the horizontal purlin without having to work at height directly on the purlin, which significantly reduces the difficulty and risk of construction. This design not only improves construction efficiency, but also ensures the accuracy and quality of tie rod installation. Safety guarantee of the lifeline: Installing a lifeline on the horizontal purlin provides additional safety for construction workers. The lifeline runs through the entire horizontal purlin, allowing construction workers to move freely during the installation of the tie rod while always remaining within the safety protection range. This design not only improves the flexibility of construction but also significantly enhances the safety of the construction process, ensuring the safety of construction workers when working at heights. Attached Figure Description

[0015] Various other advantages and benefits will become apparent to those skilled in the art upon reading the following detailed description of preferred embodiments. The accompanying drawings are for illustrative purposes only and are not intended to limit the scope of the invention. Furthermore, the same reference numerals denote the same parts throughout the drawings. In the drawings: Figure 1 Schematic diagram of the security system provided in the embodiments of this utility model Figure 1 ; Figure 2 Schematic diagram of the security system provided in the embodiments of this utility model Figure 2 ; In the diagram, 1 is the roof purlin, 2 is the horizontal purlin, 3 is the tie rod, 4 is the lifeline, 5 is the fixing plate, and 6 is the connecting bolt. Detailed Implementation

[0016] Exemplary embodiments of the present disclosure will now be described in more detail with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be implemented in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the disclosure to those skilled in the art. It should be noted that, unless otherwise specified, embodiments and features of the present invention can be combined with each other. The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0017] See Figure 1-2 As shown, this is a roof purlin tie rod installation safety system provided by an embodiment of the present invention, including roof purlins 1, horizontal purlins 2, and lifelines 4; the roof purlins 1 include multiple purlins arranged sequentially to form a reference plane, the horizontal purlins 2 are disposed on the roof purlins 2, are disposed along the trend of the reference plane, and are perpendicular to each of the roof purlins 2, the horizontal purlins 2 can slide along the length direction of the roof purlins 1, the horizontal purlins 1 are provided with lifelines 4, and the lifelines 4 are disposed at the center position of the horizontal purlins 2, which can provide a safety guarantee for workers installing tie rods 3.

[0018] Reference Figure 1As shown, the lifeline 4 is arranged along the length direction of the horizontal purlin 2.

[0019] Continue to refer to Figure 1 As shown, two fasteners are provided at both ends of the horizontal purlin 2, which are respectively fixed to both ends of the horizontal purlin 2. When the horizontal purlin 2 slides along the roof purlin 1, the fasteners can lock the roof purlin 1 corresponding to both ends of the horizontal purlin 2 to prevent it from falling or sliding sideways.

[0020] Reference Figure 1-2 As shown, the fixing component includes a fixing plate 5 and connecting bolts 6. The fixing plate 5 is located below the horizontal purlin 2. The connecting bolts 6 are threadedly connected to the horizontal purlin 2 and the fixing plate 5 in sequence. The fixing plate 5 can hold the roof purlin 1 corresponding to both ends of the horizontal purlin 2 to prevent it from falling or slipping.

[0021] In this embodiment, preferably, at least one set of horizontal purlins 2 is provided. In actual construction, multiple sets of horizontal purlins 2 can be provided according to construction needs, allowing workers to work simultaneously.

[0022] In this embodiment, preferably, multiple bolt holes are provided at both ends of the horizontal purlin 2 along its length direction, which can provide multiple connection positions for the connection of the fixing plate 5, so as to adapt to the engagement with the roof purlin 1 and prevent side slippage and falling.

[0023] In this embodiment, the length of the horizontal purlin 2 is adapted to the length of the reference surface formed by the roof purlin 1.

[0024] In this embodiment, preferably, the connecting bolt 6 is a high-strength bolt. The tightening effect of the bolt ensures the stability of the horizontal purlin in the direction of the roof slope, effectively preventing it from slipping due to external forces, thereby avoiding safety hazards caused by slippage. This stable connection method provides a safe and reliable working environment for construction workers.

[0025] The present invention provides a roof purlin tie rod installation safety system with the following advantages: clever arrangement of horizontal purlins: an additional purlin is placed horizontally along the roof slope on the already installed roof purlins, providing a stable and convenient operating platform for the installation of the tie rod. The arrangement fully considers the characteristics of the roof slope, ensuring applicability and stability under different slope conditions. Fastener configuration: The two ends of the horizontal purlins are connected to a special fixing plate by high-strength bolts. The fixing plate is firmly installed on the roof purlins. The tightening of the bolts ensures the stability of the horizontal purlins in the direction of the roof slope, effectively preventing them from slipping due to external forces, thereby avoiding safety hazards caused by slippage. This stable connection method provides a safe and reliable working environment for construction workers. Convenience of tie rod installation: The horizontal purlin setting greatly simplifies the tie rod installation process. Construction workers can stably install the tie rod on the horizontal purlin without having to work at height directly on the purlin, which significantly reduces the difficulty and risk of construction. This design not only improves construction efficiency, but also ensures the accuracy and quality of tie rod installation. Safety guarantee of the lifeline: Installing a lifeline on the horizontal purlin provides additional safety for construction workers. The lifeline runs through the entire horizontal purlin, allowing construction workers to move freely during the installation of the tie rod while always remaining within the safety protection range. This design not only improves the flexibility of construction but also significantly enhances the safety of the construction process, ensuring the safety of construction workers when working at heights.

[0026] It should be noted that in the description of this utility model, the terms "upper", "lower", "left", "right", "inner", "outer", etc., indicating the direction or positional relationship are based on the direction or positional relationship shown in the drawings. This is only for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation of this utility model.

[0027] Furthermore, it should be noted that, in the description of this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0028] Obviously, those skilled in the art can make various modifications and variations to this utility model without departing from its spirit and scope. Therefore, if these modifications and variations fall within the scope of the claims of this utility model and their equivalents, this utility model also intends to include these modifications and variations.

Claims

1. A safety system for installing roof purlin tie rods, characterized in that, include: The roof purlins, horizontal purlins, and lifelines are provided. Multiple roof purlins are arranged sequentially to form a reference plane. Horizontal purlins are positioned on the roof purlins, following the direction of the reference plane, and are perpendicular to each roof purlin. The horizontal purlins can slide along the length of the roof purlins. Lifelines are provided on the horizontal purlins to ensure safety for workers installing tie rods.

2. The roof purlin tie rod installation safety system according to claim 1, characterized in that, The lifeline is set along the length of the horizontal purlin.

3. The roof purlin tie rod installation safety system according to claim 1, characterized in that, The horizontal purlin is provided with fixing members at both ends. The fixing members include two, which are respectively fixed to both ends of the horizontal purlin. When the horizontal purlin slides along the roof purlin, the fixing members can lock the roof purlins corresponding to both ends of the horizontal purlin to prevent it from falling or sliding sideways.

4. The roof purlin tie rod installation safety system according to claim 3, characterized in that, The fastener includes a fixing plate and connecting bolts. The fixing plate is located below the horizontal purlin, and the connecting bolts are threadedly connected to the horizontal purlin and the fixing plate in sequence.

5. The roof purlin tie rod installation safety system according to claim 1, characterized in that, At least one set of horizontal purlins shall be provided.

6. The roof purlin tie rod installation safety system according to claim 4, characterized in that, Both ends of the horizontal purlin are provided with multiple bolt holes along its length, which can provide multiple connection positions for the connection of the fixing plate, so as to adapt to the engagement with the roof purlin and prevent side slippage and falling.

7. The roof purlin tie rod installation safety system according to claim 1, characterized in that, The length of the horizontally placed purlin is adapted to the length of the reference plane formed by the roof purlin.

8. The roof purlin tie rod installation safety system according to claim 1, characterized in that, The lifeline is located at the center of the horizontal purlin.