Anti-falling safety net

Abstract

The utility model relates to the technical field of safety nets, in particular to an anti-falling safety net. The device comprises a mounting column used for being arranged on a building, a mounting cavity is formed in the mounting column in the width direction, and an anti-falling net is arranged at the mounting column; the anti-falling net is provided with an abutting part penetrating into the mounting cavity, an abutting assembly is arranged at the mounting cavity, and the abutting assembly is used for abutting the abutting part so that the abutting part can slide in the mounting cavity in a high-friction mode. Compared with the prior art, the anti-falling net has the advantages that the abutting part slides and is partially loosened after an object falls into the anti-falling net, so that upward elastic force of the object is partially counteracted, possible bounce displacement when the falling object hits the safety net is reduced, in addition, when the abutting part slides in a high-friction mode, the impact force part of the anti-falling net can be buffered, and the anti-falling effect is improved. Therefore, the protection effect of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a safety net technical field, specifically, relate to a kind of anti-falling safety net. BACKGROUND

[0002] Anti-falling safety net is a kind of safety protection appliance for preventing personnel or object falling in high-altitude operation, when high-altitude operation, anti-falling safety net can be used as a protective barrier, prevent staff from falling by accident.

[0003] The existing safety net will have a upward recovery trend after being impacted by high-altitude falling object, which can cause bouncing displacement when falling object hits the safety net, thereby affecting the protection effect of safety net. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of anti-falling safety net, it can overcome the defect of bouncing displacement when falling object falls into safety net in prior art.

[0005] According to the utility model of a kind of anti-falling safety net, it includes the installation column for being located in building, installation column is along width direction and is equipped with installation cavity, installation column is equipped with anti-falling net;Anti-falling net has the abutting portion that goes into installation cavity, installation cavity is equipped with abutting assembly, abutting assembly is used for abutting portion abutting, so that abutting portion is in high friction sliding in installation cavity.

[0006] Compared with prior art, by sliding of abutting portion, partial relaxation is carried out after object falls into anti-falling net, so as to partially offset upward elastic force of object, thereby reducing bouncing displacement when falling object hits the safety net, in addition, when abutting portion is in high friction sliding, impact force received by anti-falling net can be partially buffered, thereby improving the protection effect of device.

[0007] As preferred, installation cavity includes first chamber and second chamber, first chamber inner wall is equipped with first abutting block, second chamber inner wall is equipped with second abutting block, first abutting block and second abutting block form abutting passage for sliding of abutting portion.

[0008] In the utility model, first abutting block and second abutting block will be in contact with upper and lower surfaces of abutting portion, so as to realize high friction sliding of abutting portion.

[0009] As preferred, first abutting block slides in first chamber, one side of first abutting block outer wall away from second abutting block is equipped with elastic cavity, spring for sliding first abutting block towards second abutting block in elastic cavity is equipped.

[0010] In the utility model, spring in elastic cavity will push first abutting block to abutting contact with lower surface of abutting portion, so as to ensure the stability of abutting portion abutting by first abutting block.

[0011] Preferably, the top of the outer wall of the first abutting block has a protrusion, and the bottom of the outer wall of the second abutting block has a recess for matching the protrusion.

[0012] In the utility model, the protrusion and the recess can make the abutting channel present a curved shape, which not only improves the abutting area of the first abutting block and the second abutting block to the abutting part and improves the stability of abutting, but also guides the sliding of the abutting part to avoid being stuck during the sliding of the abutting part.

[0013] Preferably, the second abutting block slides in the second chamber, an adjusting rod is rotationally arranged in the second chamber along the length direction, an adjusting part for contacting the second abutting block is arranged on the outer wall of the adjusting rod, and the cross section of the adjusting part is spiral.

[0014] In the utility model, by changing the extension length of the second abutting block, the overall distance of the abutting channel can be adjusted, so that the abutting force on the abutting part can be adjusted, the staff can adjust the friction force when the abutting part slides according to different use conditions, and the application range of the device is improved.

[0015] Preferably, anti-dropping grooves are arranged on both sides of the outer walls of the first chamber and the second chamber, and anti-dropping parts are arranged on both sides of the outer walls of the first abutting block and the second abutting block.

[0016] In the utility model, the sliding distance of the first abutting block and the second abutting block can be limited, so that the first abutting block and the second abutting block are prevented from sliding out of the first chamber and the second chamber.

[0017] Preferably, a rotation groove for the rotation of the adjusting rod is arranged on the outer wall of the second chamber along the axial direction, a positioning part is arranged on the outer wall of the rotation groove, and a positioning piece for deeply entering the positioning part and positioning the adjusting rod is arranged on the end part of the adjusting rod.

[0018] In the utility model, when the adjusting rod is adjusted to a suitable position, the positioning piece is clamped into the positioning part to limit the position of the adjusting rod.

[0019] Preferably, extension grooves are arranged on both sides of the first chamber and the second chamber, and a blocking part for clamping with the extension grooves is arranged on the side of the abutting part away from the safety net.

[0020] In the utility model, when the abutting channel is expanded to reset the safety net, the blocking part can also automatically drive the safety net to be opened, and the staff only needs to slightly adjust the distance between the two sides of the abutting part, so that the convenience of subsequent resetting of the safety net is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a schematic view of the safety net in embodiment 1.

[0022] Figure 2This is a schematic diagram of the side section view of the mounting column in Example 1;

[0023] Figure 3 This is a schematic diagram of the front sectional view of the mounting column in Example 1;

[0024] Figure 4 This is a schematic diagram of the adjusting rod in Example 1;

[0025] Figure 5 This is a schematic diagram of the abutting part in Example 1. Detailed Implementation

[0026] To further understand the content of this utility model, a detailed description of the utility model is provided in conjunction with the embodiments. It should be understood that the embodiments are merely illustrative and not limiting of the utility model.

[0027] Example 1

[0028] like Figure 1 As shown, this embodiment provides a fall protection safety net, which includes an installation post 110 for installation on a building. The installation post 110 has an installation cavity 120 in the width direction, and a fall protection net 130 is provided at the installation post 110. The fall protection net 130 has a clamping part 140 that extends into the installation cavity 120. A clamping component 210 is provided at the installation cavity 120. The clamping component 210 is used to clamp the clamping part 140 so that the clamping part 140 slides with high friction within the installation cavity 120.

[0029] The disclosed safety net for preventing falls uses a clamping component 210 to clamp the clamping portions 140 on both sides of the safety net 130, thereby keeping the safety net 130 in an open state. When encountering a falling object, the clamping portions 140 slide with high friction within the mounting cavity 120, thus partially loosening the open safety net 130. Compared with the prior art, by sliding the clamping portions 140, the net is partially loosened after an object falls into it, thereby partially offsetting the upward elastic force of the object and reducing the possibility of bouncing displacement when the falling object hits the safety net. In addition, when the clamping portions 140 slide with high friction, they can buffer the impact force on the safety net 130, thereby improving the protective effect of the device. The clamping portions 140 can be made of flexible plastic material.

[0030] Combination Figures 1-3As shown, in the embodiment, the mounting cavity 120 comprises a first chamber 310 and a second chamber 320, the inner wall of the first chamber 310 is provided with a first abutting block 220, the inner wall of the second chamber 320 is provided with a second abutting block 230, and the first abutting block 220 and the second abutting block 230 form an abutting channel 330 for the abutting part 140 to slide; the first abutting block 220 slides in the first chamber 310, and the outer wall of the first abutting block 220 is provided with an elastic cavity 221 away from the second abutting block 230, and the elastic cavity 221 is internally provided with a spring 222 for pushing the first abutting block 220 to slide towards the second abutting block 230.

[0031] Through the above structure, when the abutting part 140 slides in the abutting channel 330, the first abutting block 220 and the second abutting block 230 will contact the upper and lower surfaces of the abutting part 140, thereby realizing high-friction sliding of the abutting part 140; the spring 222 in the elastic cavity 221 will push the first abutting block 220 to abut against the lower surface of the abutting part 140, thereby ensuring the stability of the abutting of the first abutting block 220 to the abutting part 140.

[0032] In combination with Figures 2-3 As shown, in the embodiment, the outer wall of the first abutting block 220 is provided with a convex part 340 at the top, and the outer wall of the second abutting block 230 is provided with a concave part 341 adapted to the convex part 340; the second abutting block 230 slides in the second chamber 320, and the second chamber 320 is rotationally provided with an adjusting rod 250 along the length direction, the outer wall of the adjusting rod 250 is provided with an adjusting part 350 for contacting the second abutting block 230, and the adjusting part 350 is in the shape of a vortex in cross section.

[0033] Through the above structure, the convex part 340 and the concave part 341 can make the abutting channel 330 curved, which not only increases the abutting area of the first abutting block 220 and the second abutting block 230 to the abutting part 140 and improves the stability of the abutting, but also guides the sliding of the abutting part 140 and avoids the abutting part 140 from being stuck during the sliding; the staff can rotate the adjusting rod 250, the position of the adjusting part 350 on the adjusting rod 250 contacting the second abutting block 230 changes, thereby changing the extension length of the second abutting block 230; after the fall arrest net 130 is used, the adjusting rod 250 is rotated to expand the distance above the abutting channel 330, the friction force on the abutting part 140 is reduced, the abutting part 140 is pulled to both sides, which facilitates the opening and resetting of the fall arrest net 130; in addition, by changing the extension length of the second abutting block 230, the overall distance of the abutting channel 330 can be adjusted, thereby adjusting the abutting force on the abutting part 140, which facilitates the staff to adjust the friction force when the abutting part 140 slides according to different use conditions, and improves the application range of the device.

[0034] In combination with Figures 3-5As shown, in the embodiment, the first chamber 310 and the second chamber 320 are provided with anti-disengagement grooves 360 on both sides of the outer walls, and the first abutting block 220 and the second abutting block 230 are provided with anti-disengagement portions 370 on both sides of the outer walls; the outer wall of the second chamber 320 is provided with a rotating groove 410 for the rotation of the adjusting rod 250, and the outer wall of the rotating groove 410 is provided with a positioning portion 420, and the end of the adjusting rod 250 is slidingly provided with a positioning member 430 for deepening the positioning portion 420 and positioning the adjusting rod 250.

[0035] Through the above structure, the anti-disengagement portion 370 slides in the anti-disengagement groove 360, and the sliding distance of the first abutting block 220 and the second abutting block 230 can be limited, so that the first abutting block 220 and the second abutting block 230 are prevented from sliding out of the first chamber 310 and the second chamber 320; at the same time, the staff can rotate the adjusting rod 250 as a whole through the positioning member 430, and when the adjusting rod 250 is adjusted to a suitable position, the positioning member 430 is clamped into the positioning portion 420 to limit the position of the adjusting rod 250.

[0036] In combination with Figures 3-5 As shown, in the embodiment, the first chamber 310 and the second chamber 320 are provided with telescopic grooves 380 on both sides, and the abutting portion 140 is provided with a blocking portion 390 on the side away from the fall arrest net 130 for clamping the telescopic groove 380.

[0037] Through the above structure, when the abutting portion 140 is impacted and slides to the end, the blocking portion 390 will be in contact with the telescopic groove 380, so that the abutting portion 140 is prevented from sliding out of the abutting channel 330, and the stability of the sliding of the abutting portion 140 is improved; in addition, when the abutting channel 330 is expanded to reset the fall arrest net 130, the blocking portion 390 can also automatically drive the fall arrest net 130 to be opened, and the staff only needs to adjust the distance on both sides of the abutting portion 140 slightly, so that the convenience of subsequent resetting of the fall arrest net 130 is improved.

[0038] It is easy to understand that, based on one or more embodiments provided in the present application, other embodiments can be obtained by combining, splitting, recombining, etc. of the embodiments of the present application, and these embodiments do not exceed the protection scope of the present application.

[0039] The above describes the present application and its embodiments in a schematic manner, and the description is not restrictive, and the embodiments shown are only part of the embodiments of the present application, and the actual structure is not limited thereto. Therefore, if a person skilled in the art is inspired by this, without departing from the creative purpose of the present application, similar structural modes and embodiments can be designed without creativity, which should belong to the protection scope of the present application.

Claims

1. A fall arrest safety net, characterized in that, The application relates to a mounting column (110) for a building, wherein a mounting cavity (120) is formed along the width direction of the mounting column (110), and a fall protection net (130) is arranged on the mounting column (110). The fall protection net (130) has a pressing part (140) which is arranged in the mounting cavity (120), and a pressing assembly (210) is arranged in the mounting cavity (120) and used for pressing the pressing part (140) so that the pressing part (140) can slide in the mounting cavity (120) with high friction.

2. A fall arrest safety net according to claim 1, wherein: The mounting cavity (120) comprises a first cavity (310) and a second cavity (320), the inner wall of the first cavity (310) is provided with a first pressing block (220), the inner wall of the second cavity (320) is provided with a second pressing block (230), and the first pressing block (220) and the second pressing block (230) form a pressing channel (330) for the pressing part (140) to slide.

3. A fall arrest safety net according to claim 2, wherein: The first pressing block (220) slides in the first cavity (310), the outer wall of the first pressing block (220) is provided with an elastic cavity (221) which is away from the second pressing block (230), and the elastic cavity (221) is internally provided with a spring (222) which is used for pushing the first pressing block (220) to slide towards the second pressing block (230).

4. A fall arrest safety net according to claim 3, wherein: The outer wall of the first pressing block (220) is provided with a convex part (340) at the top, and the outer wall of the second pressing block (230) is provided with a concave part (341) which is used for matching the convex part (340).

5. A fall arrest safety net according to claim 3, wherein: The second pressing block (230) slides in the second cavity (320), the second cavity (320) is provided with an adjusting rod (250) which rotates along the length direction, the outer wall of the adjusting rod (250) is provided with an adjusting part (350) which is used for contacting the second pressing block (230), and the adjusting part (350) has a vortex cross section.

6. The fall arrest safety net of claim 1, wherein: The outer walls of the first cavity (310) and the second cavity (320) are provided with anti-disengagement grooves (360) on both sides, and the outer walls of the first pressing block (220) and the second pressing block (230) are provided with anti-disengagement parts (370) on both sides.

7. A fall arrest safety net according to claim 5, wherein: The outer wall of the second cavity (320) is provided with a rotating groove (410) which penetrates along the axial direction and is used for rotating the adjusting rod (250), the outer wall of the rotating groove (410) is provided with a positioning part (420), and the end of the adjusting rod (250) is slidingly provided with a positioning piece (430) which is used for penetrating into the positioning part (420) and positioning the adjusting rod (250).

8. A fall arrest safety net according to claim 1 or 2, wherein: The first cavity (310) and the second cavity (320) are provided with telescopic grooves (380) which penetrate on both sides, and the pressing part (140) is provided with a blocking part (390) which is used for being connected with the telescopic grooves (380) and is away from the fall protection net (130).

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