Safety belt tying and hanging device for high-place operation and suspension operation

Abstract

The utility model provides a safety belt tying and hanging device used for high-place operation and suspended operation. The device comprises a fixing plate, a connecting rod and a connecting rod, the connecting piece is detachably arranged on the fixing plate and is used for mounting the fixing plate on a main body structure template; the supporting plate is arranged on the fixing plate; the tying and hanging structure is arranged on the supporting plate and used for providing a tying and hanging point for a hook of the safety belt, so that the hook of the safety belt can be hung on the tying and hanging structure. According to the utility model, the fixing plate is detachably mounted on the main body structure template through the connecting piece; by means of the pulling and tying structure on the supporting plate and the pulling and tying point, the pulling and tying point is provided for the hook of the safety belt, so that the hook of the safety belt can be hung on the pulling and tying structure, and the life safety of operators is guaranteed; the problem that large potential safety hazards exist due to the fact that no safety belt tying point exists in an existing building construction operation environment is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a safety belt knotting and hanging device used for high-altitude operations and suspended operations. Background Art

[0002] In the traditional industrial, mining, commercial and trade industries and construction fields, there are many high-altitude operations, and high-altitude fall accidents account for a relatively high proportion of various types of production safety accidents. According to relevant statistical data, the proportion of high-altitude fall accidents varies in different years, but generally remains at a high level. The main reason is that the on-site working environment is complex, there are no life ropes and safety belt hanging points, and the operators cannot meet the operating requirements of high hanging and low use of safety belts, which poses a great safety hazard. In response to this common phenomenon, after exploration and research, and many practical summaries, this safety belt (life rope) hanging point device came into being, making the operation standardized, safe and reliable, thereby ensuring the life safety of the operators. This device is safe and reliable, simple to install, easy to obtain materials, and can be used in a turnover manner. This device is suitable for all high-altitude operations and suspended operations where there are no life rope tie points. Summary of the invention

[0003] In view of this, in view of the complex on-site working environment in traditional construction environments, there are no life ropes or safety belt hanging points, and the workers cannot meet the operating requirements of high hanging and low use of safety belts, which poses a great safety hazard. After exploration and research and multiple practical summaries, the utility model proposes a safety belt tie-and-hang device for high-altitude and suspended operations, which is suitable for all high-altitude and suspended operations without life rope tie-and-hang points, aiming to solve the problem of large safety hazards in the existing construction operation environment without life rope tie-and-hang points. The safety belt tie-and-hang device came into being, which is suitable for all high-altitude and suspended operations without life rope tie-and-hang points, making the operation standardized, safe and reliable, thereby ensuring the life safety of the workers. The device is safe and reliable, simple to install, easy to obtain materials, and can be used in a turnover manner, which standardizes construction operations, eliminates safety hazards, and ensures the life safety of workers.

[0004] The utility model proposes a safety belt tie-and-hang device for working at heights and suspended working, the device comprising: a fixing plate; a connecting piece, which is detachably arranged on the fixing plate and is used to install the fixing plate on a main structure template; a supporting plate, which is arranged on the fixing plate; and a tie-and-hang structure, which is arranged on the supporting plate and is used to provide a tie-and-hang point for a hook of the safety belt, so that the hook of the safety belt can be hung on the tie-and-hang structure.

[0005] Furthermore, in the above-mentioned safety belt tie-down and hanging device used for high-altitude operations and suspended operations, the tie-down and hanging structure is a tie-down and hanging hole, so that the hook of the safety belt can be hung at the tie-down and hanging hole.

[0006] Furthermore, the above-mentioned safety belt tie-down and hanging device used for working at heights and suspended working, the tie-down and hanging structure is a tie-down rope structure, the number of the fixed plates is two and the two fixed plates are arranged at intervals; the two ends of the tie-down rope structure are respectively connected to the two support plates on the two fixed plates, so that the hook of the safety belt can be hung on the tie-down rope structure and can also slide along the tie-down rope structure.

[0007] Furthermore, in the above-mentioned safety belt tie-down and hanging device used for working at heights and suspended working, the support plate is provided with a connecting hole, and a basket bolt is provided at the connecting hole, one end of the basket bolt is connected to the connecting hole of the support plate by an elliptical Melange lock, and the other end of the basket bolt is connected to the end of the tie rope structure.

[0008] Furthermore, in the above-mentioned safety belt tie-down and hanging device used for working at heights and suspended working, a heart-shaped ring structure is provided at the end of the tie-down rope structure, and the heart-shaped ring structure is sleeved on the other end of the basket bolt; the tie-down rope structure is wound along the heart-shaped ring structure, and the two bent sections of the tie-down rope structure are connected by a plurality of rope clips.

[0009] Furthermore, in the safety belt tie-down and hanging device used for working at height or in mid-air, the spacing between two adjacent rope clips is seven times the diameter of the tie-down rope structure.

[0010] Furthermore, in the safety belt tie-down and hanging device used for working at height or in mid-air, the support plate and the fixing plate are vertically arranged to form an angle steel structure.

[0011] Furthermore, in the above-mentioned safety belt tensioning and hanging device used for high-altitude operations and suspended operations, the connecting piece is a screw structure provided with two nut structures, and the screw structure is passed through the fixed plate and the main structure template, one nut structure of the screw structure is pressed and contacted on one side of the fixed plate, and the other nut structure is pressed and contacted on the side of the main structure template facing away from the fixed plate.

[0012] Furthermore, in the above-mentioned safety belt anchoring and hanging device used for high-altitude operations and suspended operations, a pressure plate is also provided between the other nut structure and the side wall of the main structure template facing away from the fixed plate.

[0013] Furthermore, in the safety belt anchoring and hanging device used for working at heights or in the air, a pressure plate is provided on one side of the fixing plate for being clamped between the fixing plate and the main structure template.

[0014] The utility model provides a safety belt tie-down and hanging device for working at heights and in the air, in which a fixing plate is detachably installed on a main structure template through a connecting piece; a tie-down and hanging structure on a support plate and a tie-down and hanging point are used to provide a tie-down and hanging point for the hook of the safety belt, so that the hook of the safety belt can be hung on the tie-down and hanging structure, thereby ensuring the life safety of the workers and solving the problem that there is a great safety hazard in the existing construction working environment without a safety belt hanging point.

[0015] In addition, the device has the following beneficial effects:

[0016] 1. The safety belt tie-down device is made of 100mm∠50*50*5mm galvanized angle steel or stainless steel angle steel, Ø12 screw, M12 chemical anchor bolt or M12 expansion bolt. It is easy to obtain materials and make on site, has high strength, simple process, and the standardized device is easy to use and turn around, which effectively saves the use cost and improves the conditions for safe construction on site.

[0017] 2. The safety belt tie-down device is fixed with through-wall screws, chemical anchor bolts and expansion bolts. The device is safe and reliable, with flexible installation methods. It is suitable for various working environments without safety belt tie-down points. When installing, you only need to tighten the M12 hexagonal bolts. The assembly is convenient, which effectively improves the construction efficiency and the safety of the operators. The device is firm as a whole and the force is evenly distributed.

[0018] 3. The safety belt tie-down device also fastens the life rope through the flower basket bolt, further reducing the potential safety hazard of the life rope not being tensioned tightly. It has a wider range of applications and is more convenient and flexible during mobile construction operations, which is conducive to further improving safety assurance.

[0019] 4. The safety belt tie-down device can also be used alone according to the actual situation on site. The device can be directly fixed to the structural wall or beam through chemical anchors and expansion bolts, or it can be directly welded to the steel structure by welding. It is convenient, fast, economical and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] By reading the detailed description of the preferred embodiment below, various other advantages and benefits will become clear to those of ordinary skill in the art. The accompanying drawings are only used for the purpose of illustrating the preferred embodiment and are not considered to be limiting of the present invention. Moreover, the same reference symbols are used throughout the accompanying drawings to represent the same components. In the accompanying drawings:

[0021] Figure 1A schematic diagram of the structure of a safety belt tie-down device for working at height or in mid-air provided by an embodiment of the utility model;

[0022] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0023] Figure 3 for Figure 1 A partial enlarged view of point B in the middle;

[0024] Figure 4 A schematic diagram of the structure of a fixing plate and a connecting plate in a safety belt tie-down device for working at height or in mid-air provided by an embodiment of the utility model;

[0025] Figure 5 Another structural schematic diagram of a safety belt tie-down device for working at height or in mid-air provided by an embodiment of the utility model;

[0026] Figure 6 for Figure 5 A partial enlarged view of point C in the middle;

[0027] Figure 7 for Figure 5 A partial enlarged view of point D in the middle. DETAILED DESCRIPTION

[0028] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided in order to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art. It should be noted that, in the absence of conflict, the embodiments in the present utility model and the features in the embodiments can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0029] See also Figures 1 to 7 , which shows the preferred structure of the safety belt tie-down device for high-altitude and suspended operations provided by the embodiment of the utility model. As shown in the figure, the safety belt tie-down device comprises: a fixing plate 1, a connecting member 2, a supporting plate 3 and a tie-down structure 4; wherein,

[0030] The connecting member 2 is detachably arranged on the fixing plate 1, and is used for installing the fixing plate 1 on the main structure formwork 5; the supporting plate 3 is arranged on the fixing plate 1; the tie-and-hanging structure 4 is arranged on the supporting plate 3, and is used for providing a tie-and-hanging point for the hook 61 of the safety belt 6, so that the hook 61 of the safety belt 6 can be hung on the tie-and-hanging structure 4.

[0031] Specifically, if Figure 4 As shown, the support plate 3 and the fixed plate 1 can be arranged vertically to form an angle steel structure. In this embodiment, the support plate 3 and the fixed plate 1 can be galvanized angle steel or stainless steel angle steel with a length of 100 mm, a width of 50 mm and a thickness of 5 mm, so that the fixed plate 1 fits and is fixedly installed on the main structure template 5. The fixed plate 1 can be fixedly installed on the main structure template 5 through the connecting piece 2. In particular, the fixed plate 1 can be installed on the main structure template 5 in a detachable manner through the connecting piece 2, which can facilitate the reuse of the fixed plate 1 and the support plate 3. The support plate 3 is arranged perpendicular to the main structure template 5 to support and fix the tie-and-hang structure 4, so that the hook 61 of the safety belt 6 can be hung on the tie-and-hang structure 4, that is, the tie-and-hang structure 4 provides a tie-and-hang point for the safety belt 6, thereby ensuring the safety of high-altitude and suspended operations, so that construction workers can perform construction work on the scaffolding and perform secondary protection through the scaffolding guardrail 7.

[0032] In this embodiment, if Figure 2 , 3 , 6, 7, the connecting member 2 is a screw structure 22 provided with two nut structures 21, and the screw structure 22 is penetrated through the fixing plate 1 and the main structure template 5, and one nut structure 21 of the screw structure 22 (such as Figure 2 The right nut structure shown in FIG. 1 is pressed against one side of the fixing plate 1 (such as Figure 2 on the right side shown), and another nut structure (such as Figure 2 The left nut structure shown in the figure) is pressed against the side of the main structure template 5 facing away from the fixing plate 1 (such as Figure 2 left side as shown). Where,

[0033] In this embodiment, one side of the fixing plate 1 (such as Figure 2 The right side of the fixing plate 1 is provided with a pressing plate 8, which is used to be sandwiched between the fixing plate 1 and the main structure template 5 to increase the fixing contact area of ​​the fixing plate 1 to the main structure template 5 and improve the fixing stability. Figure 2 The left nut structure shown in the figure) and the side wall of the main structure template 5 facing away from the fixing plate 1 (such as Figure 2 A pressing plate 8 is also provided between the left side wall (shown in the figure) to increase the fixed contact area of ​​the connecting member 3 connected to the main structure template 5 and improve the fixing stability. The pressing plate 8 can be a steel plate structure, such as a galvanized steel plate with a length of 100 mm, a width of 100 mm and a thickness of 5 mm, and mounting holes are provided on the pressing plate 8 and the fixing plate 1, so that the screw structure 22 can pass through the mounting hole for installation and fixing.

[0034] Of course, in other embodiments, the connector 2 may also be a screw structure 22 provided with a nut structure 21, which can be implanted into the main structure template. For example, the screw structure 22 may be a chemical anchor or an expansion bolt.

[0035] In one implementation of this embodiment, Figures 1 to 4 The tie-down structure 4 is a tie-down hole 401, so that the hook 61 of the safety belt 6 can be hung at the tie-down hole 401. Specifically, the support plate 3 is provided with a tie-down hole 401, which is a through hole, and the hook 61 of the safety belt 6 can be hung at the tie-down hole 401, so that the safety belt 6 can be tied and hung to ensure installation.

[0036] For example, the required materials are galvanized angle steel or stainless steel angle steel with a length of 100mm∠50*50*5mm, that is, galvanized angle steel or stainless steel angle steel with a length of 100mm, a width of 50mm and a thickness of 5mm, as the support plate 3 and the fixing plate 1 connected as an integrated structure; a screw with a diameter of 12mm is used as the screw structure 22, or a chemical anchor bolt or expansion bolt with an outer diameter of 12mmd is used as the screw, a hexagonal nut with a diameter of 12mm and a locking gasket, and a galvanized steel plate with a length of 100mm, a width of 100mm and a thickness of 5mm is used as the pressure plate 8. Parts cutting: ① Cut the screw with a diameter of 12mm into two sections of corresponding length according to the wall thickness or beam thickness, and grind the burrs at the end to smoothen them to prevent cutting hands. ②Cut the ∠50*50*5mm galvanized angle steel or stainless steel angle steel into two 100mm sections, drill a hole 10mm away from the end on one side with a hole diameter of 12mm, and drill a hole 10mm away from the opposite end on the other side with a hole diameter of 25mm, and grind the four corners of the angle steel into rounded corners with a rounded corner radius of 15mm. ③Drill a hole in the middle of the 100*100*5mm thick galvanized steel plate with a hole diameter of 12mm, that is, the mounting holes on the pressure plate 8 and the fixing plate 1 have a hole diameter of 12mm, and the tie-tie hole 401 has a hole diameter of 25mm. Assembly: Pass one end of the cut Ø12 screw through the 100*100*5mm thick galvanized steel plate, add a locking washer at the end and screw on the M12 hexagonal nut, and pass the other end through the 100*100*5mm thick galvanized steel plate, the processed ∠50*50*5mm galvanized angle steel or stainless steel angle steel, add a locking washer at the end and screw on the M12 hexagonal nut. When in use, for local construction work, the main structure template 5 can be a structural wall or a structural beam set on the floor. If there are screw holes for the main structure formwork on the wall, one end of the cut Ø12 screw can be passed through the 100*100*5mm thick galvanized steel plate, a locking washer can be added to the end and an M12 hexagonal nut can be screwed on, and the screw can be inserted into the screw hole of the structural wall. The other end can be passed through the 100*100*5mm thick galvanized steel plate, the processed ∠50*50*5mm galvanized angle steel or stainless steel angle steel in turn, a locking washer can be added to the end and an M12 hexagonal nut can be screwed on, and the safety belt hook can be directly hung on the Ø25 hole of the ∠50*50*5mm galvanized angle steel or stainless steel angle steel. If there are no screw holes for the main structure formwork on the wall, use a 10mm diameter drill to drill holes in the wall, implant the M12 chemical anchor bolts or M12 expansion bolts into the wall, and firmly fix the processed ∠50*50*5mm galvanized angle steel or stainless steel angle steel on the M12 chemical anchor bolts or M12 expansion bolts implanted in the wall. Hang the safety belt hook directly on the Ø25 hole of the ∠50*50*5mm galvanized angle steel or stainless steel angle steel, that is, the tie-down hole 401.

[0037] In another implementation of this embodiment, Figures 4 to 7The tie-down structure 4 is a tie-down rope structure 402. There are two fixing plates 1 and the two fixing plates 1 are arranged at intervals. The two ends of the tie-down rope structure 402 are respectively connected to the two support plates 3 on the two fixing plates 1, so that the hook 61 of the safety belt 6 can be hung on the tie-down rope structure 402 and can also slide along the tie-down rope structure 402. Specifically, there are two fixing plates 1 and the two fixing plates 1 are arranged at intervals. Each fixing plate 1 is provided with a support plate 3. The two support plates 3 support and fix the tie-down rope structure 402 to provide a mobile tie-down tie-down point.

[0038] like Figure 6 As shown, the support plate 3 is provided with a connecting hole 31, and a basket bolt 403 is provided at the connecting hole 31, and one end of the basket bolt 403 (such as Figure 6 The left end of the bolt 403 is connected to the connecting hole 31 of the support plate 3 by an elliptical lock 404. The other end of the turnbuckle bolt 403 (as shown in FIG. Figure 6 The right end shown in FIG. 4A and the end of the tie rope structure 402 (as shown in FIG. Figure 6 In this embodiment, a heart-shaped ring structure 405 is provided at the end of the tie-knot rope structure 402, and the heart-shaped ring structure 405 is sleeved on the other end of the basket bolt 403; the tie-knot rope structure 402 is arranged along the heart-shaped ring structure 405, and the two bent sections of the tie-knot rope structure 402 are connected by a plurality of rope clips 406. Among them, the spacing between two adjacent rope clips is seven times the diameter of the tie-knot rope structure, the length of the tail section of the tie-knot rope structure can be greater than or equal to 140 mm, there can be four rope clips, and an observation bend can be set.

[0039] For example, the required materials are galvanized angle steel or stainless steel angle steel with a length of 100mm∠50*50*5mm, that is, galvanized angle steel or stainless steel angle steel with a length of 100mm and two plates with a width of 50mm and a thickness of 5mm, as the support plate 3 and the fixing plate 1 connected as an integrated structure; a screw with a diameter of 12mm as the screw structure 22, or a chemical anchor bolt or expansion bolt with an outer diameter of 12mmd as the screw, a hexagonal nut with a diameter of 12mm and a locking gasket, a galvanized steel plate with a length of 100mm, a width of 100mm and a thickness of 5mm as the pressure plate 8, an M12 oval stainless steel Meilong lock (tension 32KN) as a hook, a wire rope clip, a wire rope with a diameter of 10mm as a knotting rope structure, KOODm16 basket bolts, and a heart ring. Parts cutting: ① Cut the screw with a diameter of 12mm into two sections of corresponding length according to the wall thickness or beam thickness, and grind the burrs at the end to prevent cutting hands. ②Cut the ∠50*50*5mm galvanized angle steel or stainless steel angle steel into two 100mm sections, drill a hole 10mm away from the end on one side with a hole diameter of 12mm, and drill a hole 10mm away from the opposite end on the other side with a hole diameter of 25mm, and grind the four corners of the angle steel into rounded corners with a rounded corner radius of 15mm. ③Drill a hole in the middle of the 100*100*5mm thick galvanized steel plate with a hole diameter of 12mm, that is, the mounting holes on the pressure plate 8 and the fixing plate 1 have a hole diameter of 12mm, and the tie-tie hole 401 has a hole diameter of 25mm. Assembly: Pass one end of the cut Ø12 screw through the 100*100*5mm thick galvanized steel plate, add a locking washer at the end and screw on the M12 hexagonal nut, and pass the other end through the 100*100*5mm thick galvanized steel plate, the processed ∠50*50*5mm galvanized angle steel or stainless steel angle steel, add a locking washer at the end and screw on the M12 hexagonal nut. When in use, for mobile construction operations, the main structure template 5 can be a structural column or wall. If there are screw holes for the main structure formwork on the wall, pass one end of the cut Ø12 screw through the 100*100*5mm thick galvanized steel plate facing the structural wall, add a lock washer on the end and screw on the M12 hexagonal nut, insert the screw into the screw hole of the structural wall, and pass the other end through the 100*100*5mm thick galvanized steel plate and the processed ∠50*50*5mm galvanized angle steel or stainless steel angle steel in turn, add a lock washer on the end and screw on the M12 hexagonal nut, hang the M12 oval stainless steel Meilong lock (tension 32KN) hook on the Ø25 hole of the ∠50*50*5mm galvanized angle steel or stainless steel angle steel, add a basket bolt and wire rope, etc. and tighten them, and hang the safety belt hook on the wire rope.② If there is no screw eye for the main structure template on the wall, use a Ø10 drill bit to drill holes on the structural wall perpendicular to the force direction, implant the M12 chemical anchor bolts or M12 expansion bolts into the wall, firmly fix the processed ∠50*50*5mm galvanized angle steel or stainless steel angle steel on the M12 chemical anchor bolts or M12 expansion bolts implanted in the wall, hang the M12 oval stainless steel Meilong lock (tension 32KN) hook on the Ø25 hole of the ∠50*50*5mm galvanized angle steel or stainless steel angle steel, add basket bolts and wire ropes, etc. and tighten them, and hang the safety belt hook on the wire rope.

[0040] The device is mainly used in various high-altitude operations and suspended operations in environments where there are no safety belt (life rope) anchor points. It is not suitable for installation and use on hollow masonry walls, lightweight partition walls, adobe walls, exterior wall insulation boards, or other loose structures.

[0041] In summary, the safety belt anchoring and hanging device for working at heights and suspended working provided in this embodiment is installed on the main structure formwork in a detachable manner by a connecting piece to allow the fixing plate to be removable; through the anchoring and hanging structure on the support plate, an anchoring and hanging point is provided for the hook of the safety belt, so that the hook of the safety belt can be hung on the anchoring and hanging structure, thereby ensuring the life safety of the workers and solving the problem of major safety hazards in the existing construction working environment due to the lack of safety belt anchoring points.

[0042] In addition, the device has the following beneficial effects:

[0043] 1. The safety belt tie-down device is made of 100mm∠50*50*5mm galvanized angle steel or stainless steel angle steel, Ø12 screw, M12 chemical anchor bolt or M12 expansion bolt. It is easy to obtain materials and make on site, has high strength, simple process, and the standardized device is easy to use and turn around, which effectively saves the use cost and improves the conditions for safe construction on site.

[0044] 2. The safety belt tie-down device is fixed with through-wall screws, chemical anchor bolts and expansion bolts. The device is safe and reliable, with flexible installation methods. It is suitable for various working environments without safety belt tie-down points. When installing, you only need to tighten the M12 hexagonal bolts. The assembly is convenient, which effectively improves the construction efficiency and the safety of the operators. The device is firm as a whole and the force is evenly distributed.

[0045] 3. The safety belt tie-down device also fastens the life rope through the flower basket bolt, further reducing the potential safety hazard of the life rope not being tensioned tightly. It has a wider range of applications and is more convenient and flexible during mobile construction operations, which is conducive to further improving safety assurance.

[0046] 4. The safety belt tie-down device can also be used alone according to the actual situation on site. The device can be directly fixed to the structural wall or beam through chemical anchors and expansion bolts, or it can be directly welded to the steel structure by welding. It is convenient, fast, economical and practical.

[0047] It should be noted that, in the description of the present invention, terms such as "up", "down", "left", "right", "inside", and "outside" indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings. This is merely for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0048] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A safety belt tie-down device for high-altitude and suspended operations, characterized in that: include: Fixed plate; A connecting piece is detachably arranged on the fixing plate and is used to install the fixing plate on the main structure template; A support plate, arranged on the fixing plate; The tie-down structure is arranged on the support plate and is used to provide a tie-down point for the hook of the safety belt so that the hook of the safety belt can be hung on the tie-down structure.

2. The safety belt tie-down device for working at height or in the air according to claim 1 is characterized in that: The tie-down structure is a tie-down hole, so that the hook of the safety belt can be hung at the tie-down hole.

3. The safety belt tie-down device for working at height or in the air according to claim 1, characterized in that: The tie-and-hang structure is a tie-and-hang rope structure, and there are two fixing plates, which are arranged at intervals; The two ends of the tie rope structure are respectively connected to the two support plates on the two fixing plates, so that the hook of the safety belt can be hung on the tie rope structure and can also slide along the tie rope structure.

4. The safety belt tie-down device for working at height or in the air according to claim 3 is characterized in that: The support plate is provided with a connecting hole, and a basket bolt is provided at the connecting hole. One end of the basket bolt is connected to the connecting hole of the support plate through an elliptical Mellon lock, and the other end of the basket bolt is connected to the end of the tie rope structure.

5. The safety belt tie-down device for high-altitude and suspended operations according to claim 4 is characterized in that: The end of the tie rope structure is provided with a heart-shaped ring structure, and the heart-shaped ring structure is sleeved on the other end of the turnbuckle bolt; The tie-knot rope structure is wound along the heart-shaped ring structure, and the two bent sections of the tie-knot rope structure are connected by a plurality of rope clips.

6. The safety belt tie-down device for working at height or in the air according to claim 5, characterized in that: The distance between two adjacent rope clips is seven times the diameter of the knotted rope structure.

7. The safety belt tie-down device for high-altitude and suspended operations according to any one of claims 1 to 6, characterized in that: The support plate and the fixing plate are vertically arranged to form an angle steel structure.

8. The safety belt tie-down device for high-altitude and suspended operations according to any one of claims 1 to 6, characterized in that: The connecting member is a screw structure with two nut structures, and the screw structure is passed through the fixed plate and the main structure template. One nut structure of the screw structure is pressed against one side of the fixed plate, and the other nut structure is pressed against the side of the main structure template facing away from the fixed plate.

9. The safety belt tie-down device for high-altitude and suspended operations according to claim 8, characterized in that: A pressure plate is also provided between the other nut structure and the side wall of the main structure template facing away from the fixing plate.

10. The safety belt tie-down device for high-altitude and suspended operations according to any one of claims 1 to 6, characterized in that: A pressing plate is provided on one side of the fixing plate, which is used to be clamped between the fixing plate and the main structure template.

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