Auxiliary suspension device for safety belt

Abstract

The utility model discloses an auxiliary suspension device for a safety belt, which relates to the technical field of safety belts and comprises a purline frame, a positioning seat arranged on the outer side of the purline frame, a fulcrum shaft fixed on the inner side of the positioning seat, a supporting seat rotatably connected on the outer side of the fulcrum shaft, and suspension ring seats symmetrically fixed on the outer side of the supporting seat. A screw rod is further rotationally connected to the center of the inner side of the supporting seat, a lifting frame is in threaded connection to the outer side of the screw rod, guide rods are symmetrically fixed to the bottom end of the lifting frame, and arc-shaped pressing blocks are fixed to the lower ends of the two guide rods. According to the auxiliary suspension device for the safety belt, due to the integral structural matching design, a safety belt rope hook can be conveniently suspended on the inner side of the suspension ring base to avoid corner angle friction, meanwhile, positioning is achieved after suspension is completed, and the safety belt rope hook is pressed, fixed and limited in cooperation with downward movement of the lifting frame, the guide rod and the arc-shaped pressing block; reciprocating motion of the safety belt is effectively reduced, and stability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of safety belts, in particular to an auxiliary suspension device for safety belts. Background Art

[0002] At present, in domestic high-altitude operations such as grid space structure and steel trestle roof installation, the main safety protection measure for construction workers is to wear a full-body double-hook safety belt;

[0003] When hanging a safety belt, the safety belt rope hook is usually hung directly on the purlin. However, when construction workers wear the safety belt to work, the reciprocating movement of the safety belt is rubbed by the edges and corners of the purlin, which may cause breakage of strands and ropes, posing certain safety hazards. At the same time, the position of the safety belt cannot be located. For this reason, the present application proposes a safety belt auxiliary hanging device. Utility Model Content

[0004] Based on this, it is necessary to provide a safety belt auxiliary suspension device to address the above-mentioned technical problems. Through the overall structural coordination design, it is convenient to hang the safety belt rope hook on the inner side of the suspension ring seat to avoid friction on the edges and corners. At the same time, it can achieve positioning after the suspension is completed, and cooperate with the linkage assembly to facilitate the rotation of the screw to drive the lifting frame, guide rod and arc-shaped pressure block to move downward, thereby pressing and limiting the safety belt rope hook, so that the reciprocating activity of the safety belt can be effectively reduced during the operation of the construction personnel to improve stability.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A safety belt auxiliary suspension device, which is used for stable suspension of the safety belt;

[0007] The yoke is provided with a plurality of cams, the cam being arranged on the outer side of the plurality of cams and being connected to the plurality of cams by a plurality of threaded links.

[0008] As a preferred embodiment of the safety belt auxiliary suspension device provided by the utility model, torsion springs are symmetrically sleeved on the outer side of the support shaft, one end of each torsion spring is fixed to the positioning seat, and the other end of the torsion spring is fixed to the supporting seat.

[0009] As a preferred embodiment of the seat belt auxiliary suspension device provided by the utility model, the linkage assembly includes a first bevel gear, the first bevel gear is fixed to the outside of the screw, a handle shaft is rotatably connected to the inside of the support seat and located on the outside of the first bevel gear, a second bevel gear is fixed to one end of the handle shaft, and the second bevel gear is meshingly connected to the first bevel gear.

[0010] As a preferred embodiment of the safety belt auxiliary suspension device provided by the utility model, a fixing seat is fixed on the outer side of the supporting seat and located between the two suspension ring seats, and a grab hook is fixed on the lower end of the fixing seat.

[0011] As a preferred embodiment of the seat belt auxiliary suspension device provided by the utility model, the limiting assembly includes a pull rod, the inside of the fixed seat is slidably connected with the pull rod, one end of the pull rod passes through the lifting frame and is slidably connected to the lifting frame, and a spring is fixed between the outer side of the other end of the pull rod and the fixed seat.

[0012] As a preferred implementation of the safety belt auxiliary suspension device provided by the utility model, the inner wall structure of each suspension ring seat is arc-shaped.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The safety belt auxiliary suspension device provided by the utility model makes it convenient to hang the safety belt rope hook on the inner side of the suspension ring seat to avoid friction with edges and corners through the overall structural coordination design, and realizes positioning after the suspension is completed, and cooperates with the linkage component to facilitate the rotation of the screw to drive the lifting frame, guide rod and arc-shaped pressure block to move downward, thereby pressing and limiting the safety belt rope hook, which effectively reduces the reciprocating activity of the safety belt during the operation of construction personnel and improves stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a schematic diagram of the overall structure of the safety belt auxiliary suspension device provided by the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the inner side of the positioning seat of the auxiliary suspension device of the safety belt provided by the utility model;

[0018] Figure 3A schematic diagram of the structure of the outer side of the support seat of the safety belt auxiliary suspension device provided by the utility model;

[0019] Figure 4 A structural schematic diagram of a linkage assembly of a safety belt auxiliary suspension device provided by the utility model;

[0020] Figure 5 The utility model is a schematic diagram of the structure of the lifting frame, guide rod and arc-shaped pressing block of the safety belt auxiliary suspension device after they are moved downward.

[0021] The markings in the figure are as follows:

[0022] 1. Purlin frame; 2. Positioning seat; 3. Support shaft; 4. Support seat; 5. Torsion spring; 6. Suspension ring seat; 7. Fixed seat; 8. Grab hook; 9. Screw rod; 10. Lifting frame; 11. Guide rod; 12. Arc pressure block; 13. First bevel gear; 14. Handle shaft; 15. Second bevel gear; 16. Pull rod; 17. Spring. DETAILED DESCRIPTION

[0023] As described in the background technology, when hanging a safety belt, the safety belt rope hook is usually hung directly on the purlin. However, when construction workers wear the safety belt to work, the reciprocating movement of the safety belt is rubbed by the edges and corners of the purlin, which may cause breakage of strands and ropes, posing certain safety hazards. At the same time, the position of the safety belt cannot be located.

[0024] In order to solve this technical problem, the utility model provides a safety belt auxiliary suspension device, which is used for stable suspension of the safety belt;

[0025] It includes a purlin frame 1, a positioning seat 2 is arranged on the outer side of the purlin frame 1, a support shaft 3 is fixed on the inner side of the positioning seat 2, a supporting seat 4 is rotatably connected to the outer side of the support shaft 3, a suspension ring seat 6 is symmetrically fixed to the outer side of the supporting seat 4, a screw rod 9 is also rotatably connected to the center of the inner side of the supporting seat 4, a lifting frame 10 is threadedly connected to the outer side of the screw rod 9, a guide rod 11 is symmetrically fixed to the bottom end of the lifting frame 10, the lower ends of the two guide rods 11 both penetrate the supporting seat 4 and are slidably connected to the supporting seat 4, an arc-shaped pressing block 12 is fixed to the lower end of the two guide rods 11, the two arc-shaped pressing blocks 12 are respectively located on the inner sides of the two suspension ring seats 6 and fit with the suspension ring seats 6, a linkage component is arranged inside the supporting seat 4 and on the outer side of the screw rod 9, and a limiting component is arranged on the outer side of the lifting frame 10 and between the two suspension ring seats 6.

[0026] The safety belt auxiliary suspension device provided by the utility model makes it convenient to hang the safety belt rope hook on the inner side of the suspension ring seat 6 to avoid friction with edges and corners through the overall structural coordination design, and realizes positioning after the suspension is completed, and cooperates with the linkage component to facilitate the rotation of the screw rod 9 to drive the lifting frame 10, the guide rod 11 and the arc-shaped pressure block 12 to move downward, thereby pressing and limiting the safety belt rope hook, so that the reciprocating activity of the safety belt is effectively reduced during the operation of the construction personnel, and the stability is improved.

[0027] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0028] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0029] Embodiment 1:

[0030] Please refer to Figure 1-5 A safety belt auxiliary suspension device comprises a purlin frame 1, a positioning seat 2 is arranged on the outer side of the purlin frame 1, a support shaft 3 is fixed on the inner side of the positioning seat 2, a support seat 4 is rotatably connected to the outer side of the support shaft 3, and a suspension ring seat 6 is symmetrically fixed on the outer side of the support seat 4, and the inner wall structure of each suspension ring seat 6 is arc-shaped, thereby effectively reducing the safety hazards caused by edge friction;

[0031] In order to conveniently grab the support seat 4 and turn it over, and then conveniently use the hanging ring seat 6 to hang the safety belt rope hook, a fixing seat 7 is fixed outside the support seat 4 and between the two hanging ring seats 6, and a grab hook 8 is fixed at the lower end of the fixing seat 7;

[0032] When the suspension ring seat 6 is not used, in order to facilitate the automatic reset of the support seat 4, the outer side of the support shaft 3 is symmetrically sleeved with a torsion spring 5, one end of each torsion spring 5 is fixed to the positioning seat 2, and the other end of the torsion spring 5 is fixed to the support seat 4;

[0033] When the safety belt rope hook is hung on the inner side of the suspension ring seat 6, in order to facilitate the compression and limiting of the safety belt rope hook, so as to effectively reduce the reciprocating activity of the safety belt and improve the stability, and at the same time completely avoid the separation between the safety belt rope hook and the suspension ring seat 6, a screw rod 9 is also rotatably connected at the center of the inner side of the support seat 4, and a lifting frame 10 is threadedly connected to the outer side of the screw rod 9. The bottom end of the lifting frame 10 is symmetrically fixed with guide rods 11, and the lower ends of the two guide rods 11 both penetrate the support seat 4 and are slidably connected to the support seat 4. The lower ends of the two guide rods 11 are fixed with arc-shaped pressing blocks 12, and the two arc-shaped pressing blocks 12 are respectively located on the inner sides of the two suspension ring seats 6 and fit the suspension ring seats 6;

[0034] In order to facilitate the rotation of the screw rod 9, thereby driving the lifting frame 10, the guide rod 11 and the arc-shaped pressing block 12 to move downward so that the arc-shaped pressing block 12 fits with the safety belt rope hook to press and limit it, a linkage component is arranged inside the support seat 4 and outside the screw rod 9;

[0035] Specifically, the linkage assembly includes a first bevel gear 13, the first bevel gear 13 is fixed to the outside of the screw rod 9, a handle shaft 14 is rotatably connected inside the support seat 4 and located outside the first bevel gear 13, a second bevel gear 15 is fixed to one end of the handle shaft 14, and the second bevel gear 15 is meshed and connected with the first bevel gear 13;

[0036] Among them, a plurality of bolts are evenly arranged inside the purlin frame 1. When the staff has buckled the safety belt rope hook with the hanging ring seat 6, in order to install and connect the positioning seat 2 with the purlin frame 1 to achieve fixation, so as to facilitate the staff to use the safety belt for hanging, the outer side of the positioning seat 2 is symmetrically fixed with a pad. The purlin frame 1 and the positioning seat 2 are detachably connected through the pad and the bolts. When the staff stops hanging or moves to the bottom of other purlin frames 1, the positioning seat 2 and the purlin frame 1 are installed and connected again to facilitate repeated hanging operations;

[0037] Embodiment 2:

[0038] The safety belt auxiliary suspension device provided in Example 1 is further optimized, specifically, as follows: Figure 4-5 As shown, when the handle shaft 14 rotates without human intervention, the positions of the lifting frame 10, the guide rod 11 and the arc-shaped pressing block 12 are easily offset. Then, when the lifting frame 10, the guide rod 11 and the arc-shaped pressing block 12 move downward, in order to facilitate the position limiting and fixing of the lifting frame 10, the guide rod 11 and the arc-shaped pressing block 12, a limiting component is provided on the outer side of the lifting frame 10 and between the two suspension ring seats 6;

[0039] Specifically, the limit assembly includes a pull rod 16, and the inside of the fixed seat 7 is slidably connected with the pull rod 16, one end of the pull rod 16 passes through the lifting frame 10 and is slidably connected to the lifting frame 10, and a spring 17 is fixed between the outer side of the other end of the pull rod 16 and the fixed seat 7. When the lifting frame 10, the guide rod 11 and the arc-shaped pressing block 12 move downward, the pull rod 16 is pulled. When the lifting frame 10, the guide rod 11 and the arc-shaped pressing block 12 move downward completely, the pull rod 16 is released and driven by the elastic characteristics of the spring 17 to reset and slide into the inside of the lifting frame 10, thereby limiting and fixing the position of the lifting frame 10, so that the handle shaft 14 will not rotate under non-human conditions;

[0040] The use process of the safety belt auxiliary suspension device provided by the utility model is as follows: first, grab and pull down the grab hook 8 to conveniently drive the support seat 4 to flip around the support shaft 3 as the axis, so that the suspension ring seat 6 is moved out from the inner side of the positioning seat 2 for easy use. After the safety belt rope hook and the suspension ring seat 6 are hung, the handle shaft 14 is turned to drive the second bevel gear 15 to rotate, and the screw rod 9 is driven to rotate through the meshing of the second bevel gear 15 and the first bevel gear 13, and then the lifting frame 10, the guide rod 11 and the arc-shaped pressing block 12 are driven to move downward through the sliding guide of the guide rod 11 and the support seat 4, so that the arc-shaped pressing block 1 2 is used to press and limit the safety belt rope hook, effectively reducing the reciprocating movement and angular friction of the safety belt, and completely avoiding the separation between the safety belt rope hook and the suspension ring seat 6, reducing safety hazards. When it is necessary to release the suspension between the safety belt and the suspension ring seat 6, after the limit of the lifting frame 10 by the pull rod 16 is released, the handle shaft 14 is reversed to drive the lifting frame 10, the guide rod 11 and the arc-shaped pressing block 12 to move up, and the safety belt rope hook and the suspension ring seat 6 are removed, so that the elastic characteristics of the torsion spring 5 can automatically drive the support seat 4 to flip and reset and return to the inner side of the positioning seat 2.

Claims

1. A safety belt auxiliary suspension device, characterized in that: The invention comprises a purlin frame (1), wherein a positioning seat (2) is arranged on the outer side of the purlin frame (1), a support shaft (3) is fixed on the inner side of the positioning seat (2), a support seat (4) is rotatably connected to the outer side of the support shaft (3), a suspension ring seat (6) is symmetrically fixed to the outer side of the support seat (4), a screw rod (9) is rotatably connected to the center of the inner side of the support seat (4), a lifting frame (10) is threadedly connected to the outer side of the screw rod (9), and a guide rod (10) is symmetrically fixed to the bottom end of the lifting frame (10). 1), the lower ends of the two guide rods (11) penetrate the support seat (4) and are slidably connected to the support seat (4), the lower ends of the two guide rods (11) are fixed with arc-shaped pressure blocks (12), the two arc-shaped pressure blocks (12) are respectively located on the inner sides of the two suspension ring seats (6) and are in contact with the suspension ring seats (6), a linkage component is arranged inside the support seat (4) and on the outer side of the screw rod (9), and a limit position component is arranged on the outer side of the lifting frame (10) and between the two suspension ring seats (6).

2. The seat belt auxiliary suspension device according to claim 1, characterized in that: The outer side of the support shaft (3) is symmetrically sleeved with torsion springs (5), one end of each torsion spring (5) is fixed to the positioning seat (2), and the other end of the torsion spring (5) is fixed to the supporting seat (4).

3. The safety belt auxiliary suspension device according to claim 1, characterized in that: The linkage assembly comprises a first bevel gear (13), the first bevel gear (13) is fixed on the outer side of the screw rod (9), a handle shaft (14) is rotatably connected inside the support seat (4) and located on the outer side of the first bevel gear (13), a second bevel gear (15) is fixed on one end of the handle shaft (14), and the second bevel gear (15) is meshingly connected with the first bevel gear (13).

4. The safety belt auxiliary suspension device according to claim 1, characterized in that: A fixing seat (7) is fixed on the outer side of the supporting seat (4) and located between the two suspension ring seats (6), and a grab hook (8) is fixed at the lower end of the fixing seat (7).

5. The safety belt auxiliary suspension device according to claim 4, characterized in that: The limiting assembly comprises a pull rod (16), the interior of the fixed seat (7) is slidably connected with the pull rod (16), one end of the pull rod (16) passes through the lifting frame (10) and is slidably connected to the lifting frame (10), and a spring (17) is fixed between the outer side of the other end of the pull rod (16) and the fixed seat (7).

6. The safety belt auxiliary suspension device according to claim 1, characterized in that: The inner wall structure of each suspension ring seat (6) is arc-shaped.

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