Quick mounting clamp for safety protective net of scaffold

Abstract

The utility model discloses a scaffold safety protective net quick installation clamp which comprises a connecting piece used for being connected with a scaffold steel pipe and a hanging piece which is installed at the bottom of the connecting piece and forms a closed loop with the connecting piece to hang a protective net, the connecting piece comprises a fixing ring body and a base which are integrally formed, and an avoiding groove is formed in the inner side wall of the fixing ring body. A receding groove is formed in the base, a movable ring body is rotationally connected to the inner wall of the receding groove, the receding groove extends into the base and forms a mounting groove, a pawl is arranged on the inner wall of the mounting groove, continuously-distributed ratchets are arranged on the outer side of the movable ring body, and when the fixed ring body and the movable ring body are closed, an irreversible closed-loop structure is formed through one-way locking of the pawl and the ratchets. The fixed ring body and the movable ring body are arranged, the fixed ring body and the movable ring body can form a closed-loop structure to be connected with a steel pipe of a scaffold, the hanging piece and the base can form a closed-loop structure to hang a protective net, and compared with the mode of screwing a nut in the prior art, the installation speed of the protective net is increased.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of scaffold accessories, in particular to a scaffold safety protection net quick mounting clamp. BACKGROUND

[0002] The scaffold safety protection net is an essential safety protection facility in building construction and is mainly used for preventing high-altitude falling accidents. Figure 7 As shown in the figure, the traditional protection net comprises a net body 3, the net body 3 is provided with mounting holes 4 and the mounting holes 4 are edge-coated to improve the tensile strength, and the traditional protection net installation mode mainly adopts iron wire binding or special rope fixing.

[0003] In order to solve the problem that the traditional iron wire binding and rope fixing are prone to aging and breaking, the Chinese patent with the publication number CN216840743U discloses a special clamp for laying and fixing a dense mesh net, which has the effects of simple use, firm connection and sufficient guarantee of the suspension stability of the dense mesh net, but the device needs to be rotated by the user for multiple times when in use, and the installation speed is low, so the scaffold safety protection net quick mounting clamp is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing a scaffold safety protection net quick mounting clamp to solve the problems in the background art.

[0005] The application embodiment adopts the following technical scheme:

[0006] A scaffold safety protection net quick mounting clamp comprises a connecting piece for connecting a scaffold steel pipe and a suspension piece mounted at the bottom of the connecting piece and forming a closed loop with the connecting piece to suspend the protection net, the connecting piece comprises an integrally formed fixed ring body and a base, the inner side wall of the fixed ring body is formed with an avoiding groove, the inner wall of the avoiding groove is rotationally connected with a movable ring body, the avoiding groove extends to the inside of the base and forms an installation groove, the inner wall of the installation groove is provided with a pawl, the outer side of the movable ring body is provided with continuously distributed ratchets, and the fixed ring body and the movable ring body form an irreversible closed loop structure through one-way locking of the pawl and the ratchets when the fixed ring body is closed.

[0007] Preferably, the inner wall of the installation groove is fixedly connected with a support shaft, the pawl is rotationally connected with the surface of the support shaft, the outer part of the pawl is formed with a notched groove, a torsional spring is arranged in the notched groove, the torsional spring is sleeved on the surface of the support shaft, one end of the torsional spring is fixedly connected with the inner wall of the notched groove, and the other end of the torsional spring is fixedly connected with the inner wall of the installation groove.

[0008] Preferably, the front and rear sides of the pawl are fixedly connected with a poking rod, the front and rear sides of the base are provided with a limiting slot penetrating through the mounting slot, one end of the poking rod penetrates through the limiting slot and protrudes from the outer surface of the base, and the limiting slot is arc-shaped.

[0009] Preferably, the suspension member comprises a suspension rod arranged at the bottom of the base, the suspension rod is composed of a horizontal rod and a vertical rod, the horizontal rod and the vertical rod are connected end to end and perpendicular to each other, the vertical rod is connected with the bottom of the base, and the upper surface of the horizontal rod is provided with a sliding hole in which a sliding rod is arranged, and the sliding rod, the suspension rod and the base form a closed loop for suspending the protective net.

[0010] Preferably, the surface of the sliding rod is fixedly connected with a spring seat, the surface of the sliding rod is sleeved with a telescopic spring, the top end of the telescopic spring is fixedly connected with the spring seat, the bottom end of the telescopic spring is fixedly connected with the horizontal rod, and the bottom end of the sliding rod penetrates through the sliding hole and is fixedly connected with a pulling block.

[0011] Preferably, the bottom of the base is provided with a sliding groove, and the vertical rod is slidingly connected with the inner wall of the sliding groove.

[0012] Preferably, the number of the suspension members is two, and the two suspension members are symmetrically and oppositely arranged inside the sliding groove.

[0013] The above at least one technical scheme adopted by the embodiment of the present application can achieve the following beneficial effects:

[0014] In the utility model, through setting fixed ring body and movable ring body, the two can form closed loop structure and connect with the steel pipe of scaffold, through setting pawl and ratchet tooth, the movable ring body is one-way locked, prevents that connecting piece and steel pipe fall off, through setting suspension member, can form closed loop structure with base and suspend protective net, compared with the mode of screwing nut in prior art, improves the installation speed of protective net. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application. The schematic embodiments of the present application and the description thereof are used to explain the present application, and do not constitute improper limitation on the present application. In the drawings:

[0016] Figure 1 is: the three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 is: the utility model Figure 1 of A place in the utility model is enlarged structure schematic diagram;

[0018] Figure 3 is: the front cut structure schematic diagram of the utility model;

[0019] Figure 4 The utility model discares Figure 3 Amplification structural schematic diagram of B place in the middle;

[0020] Figure 5 The utility model discares the three-dimensional structure schematic diagram of ratchet finger;

[0021] Figure 6 The utility model discares the three-dimensional (suspension rod's section view) structure schematic diagram of suspension part;

[0022] Figure 7 The utility model discares the three-dimensional structure schematic diagram of prior art protective net.

[0023] In the drawing: 1, connecting piece;11, fixed ring body;111, avoiding groove;112, installation groove;12, base;121, limit slot;122, sliding slot;13, movable ring body;14, ratchet finger;141, notch groove;15, ratchet;16, support shaft;17, torsional spring;18, push rod;2, suspension part;21, suspension rod;211, horizontal rod;212, vertical rod;22, sliding rod;23, spring seat;24, telescopic spring;25, pull block;3, net body;4, installation hole. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantage of the application more clear, the following will combine the application specific embodiment and the corresponding drawing to the application technical scheme clear, complete description. Obviously, the described embodiment is only the application part embodiment, is not all the embodiment. Based on the embodiment in the application, all other embodiments obtained by the person skilled in the art without doing the creative labor, all belong to the application protection scope.

[0025] The following will combine the drawing, and the technical scheme provided by each embodiment of the application will be described in detail.

[0026] Please refer to Figures 1-6 The utility model provides a kind of technical scheme of fast installation clamp of scaffold safety protective net:

[0027] The utility model provides a scaffold safety protection network quick installation clamp, including the connecting piece 1 for connecting the scaffold steel pipe and the suspension piece 2 installed at the bottom of connecting piece 1 and form closed loop with connecting piece 1 to hang the protection network, connecting piece 1 includes integral fixed ring body 11 and base 12, the inside wall of fixed ring body 11 forms and avoids the groove 111, the inside wall of avoiding groove 111 is rotatably connected with movable ring body 13, avoiding groove 111 extends to the inside of base 12 and forms installation groove 112, the inside wall of installation groove 112 is provided with pawl 14, the outside of movable ring body 13 is provided with the continuous distribution of ratchet tooth 15, when fixed ring body 11 and movable ring body 13 close, form the irreversible closed loop structure through the one-way locking of pawl 14 and ratchet tooth 15.

[0028] Specifically, by setting fixed ring body 11 and movable ring body 13, both can form closed loop structure and connect with the steel pipe of scaffold, by setting pawl 14 and ratchet tooth 15, one-way locking of movable ring body 13, prevent connecting piece 1 from falling off with the steel pipe, by setting suspension piece 2, can form closed loop structure with base 12 between and hang the protection network, compared with the way of screwing nut in the prior art, improve the installation speed of protection network.

[0029] The inside wall of installation groove 112 is fixedly connected with support shaft 16, the surface of pawl 14 and support shaft 16 is rotatably connected, the outside of pawl 14 forms notch groove 141, torsional spring 17 is arranged in notch groove 141, and torsional spring 17 is sleeved on the surface of support shaft 16, one end of torsional spring 17 is fixedly connected with the inside wall of notch groove 141, the other end of torsional spring 17 is fixedly connected with the inside wall of installation groove 112, by setting torsional spring 17, ensure that pawl 14 and ratchet tooth 15 are one-way locked.

[0030] The front and back sides of pawl 14 are fixedly connected with the push rod 18, the front and back sides of base 12 are provided with the limiting slot 121 penetrating through the installation groove 112, one end of the push rod 18 penetrates through the limiting slot 121 and protrudes from the outer surface of the base 12, the limiting slot 121 is arc-shaped, by setting the push rod 18 and the limiting slot 121, the one-way locking of the pawl 14 on the ratchet tooth 15 is released when the protection network is disassembled.

[0031] Suspension piece 2 includes suspension rod 21 arranged at the bottom of base 12, suspension rod 21 is composed of horizontal rod 211 and vertical rod 212, horizontal rod 211 and vertical rod 212 are connected end to end, and horizontal rod 211 and vertical rod 212 are perpendicular to each other, vertical rod 212 is connected with the bottom of base 12, the upper surface of horizontal rod 211 is provided with a sliding hole, and a sliding rod 22 is arranged in the sliding hole, the sliding rod 22, the suspension rod 21 and the base 12 form a closed loop to hang the protection network, by setting the slidable sliding rod 22, the installation hole 4 of the protection network is sleeved outside the sliding rod 22, which is convenient for entering the sliding rod 22 and the vertical rod 212.

[0032] The surface of the sliding rod 22 is fixedly connected with a spring seat 23, the surface of the sliding rod 22 is sleeved with a telescopic spring 24, the top end of the telescopic spring 24 is fixedly connected with the spring seat 23, the bottom end of the telescopic spring 24 is fixedly connected with the horizontal rod 211, the bottom end of the sliding rod 22 penetrates through the sliding hole and is fixedly connected with a pulling block 25, by arranging the telescopic spring 24, the sliding rod 22 can be kept at the highest position, so as to prevent the protective net from falling off.

[0033] The bottom of the base 12 is provided with a sliding groove 122, and the vertical rod 212 is slidably connected with the inner wall of the sliding groove 122, by arranging the slidable vertical rod 212, the suspension piece 2 can be conveniently moved outward, the base 12 is reduced, and the protective net is conveniently hung.

[0034] The number of the suspension piece 2 is two, and the two suspension pieces 2 are symmetrically and oppositely arranged in the inside of the sliding groove 122, wherein the symmetry and opposition refer to that the positions of the two sliding rods 22 are outward, the protective net is conveniently hung, and meanwhile, by arranging the two suspension pieces 2, the protective net can be hung on either side.

[0035] Working principle: when the scaffold safety protective net quick installation clamp is used, the user first moves the driving rod 18, so that the driving rod 18 moves along the limiting groove 121, the driving rod 18 drives the pawl 14 to rotate around the supporting shaft 16, the one-way locking of the pawl 14 on the ratchet tooth 15 is released, then the movable ring body 13 is rotated to be separated from the fixed ring body 11, then the connecting piece 1 is close to the steel pipe of the scaffold, so that the steel pipe is between the fixed ring body 11 and the movable ring body 13, then the movable ring body 13 is reversely rotated and inserted into the avoiding groove 111, so that the fixed ring body 11 and the movable ring body 13 form a closed loop, at this time, under the cooperation of the torsional spring 17, the pawl 14 is one-way locked on the ratchet tooth 15, so as to prevent the movable ring body 13 from being separated from the fixed ring body 11, then the lifting block is pulled downward, the lifting block drives the sliding rod 22 to move downward and outward, until the sliding rod 22 is located outside the base 12, the mounting hole 4 of the protective net is sleeved on the surface of the sliding rod 22, the suspension piece 2 is moved to correspond to the sliding groove 122, and then the lifting block is released, the telescopic spring 24 is reset to drive the sliding rod 22 to abut against the inner top wall of the sliding groove 122, at this time, the sliding rod 22, the suspension rod 21 and the base 12 form a closed loop to hang the protective net, and the other mounting holes 4 of the protective net are connected with the suspension piece 2 according to the above method, compared with the screwing nut in the prior art, the installation speed of the protective net is improved.

[0036] It should also be noted that the terms "comprising," "including," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises a... " does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0037] The above description is merely illustrative of the application, and not restrictive. Various modifications and changes can become apparent to those skilled in the art. Incorporating any modification, equivalent substitution, improvement, etc. within the spirit and principle of the application, shall be included in the scope of the claims of the application.

Claims

1. A scaffold safety net fastening clamp, characterised in that: The utility model provides a connecting piece (1) for connecting scaffold steel pipe and the suspension piece (2) of installing at the bottom of connecting piece (1) and forming closed loop with connecting piece (1) to hang guard net, the connecting piece (1) includes integrated fixed ring body (11) and base (12), the inside wall of fixed ring body (11) is formed with avoiding slot (111), the inside wall of avoiding slot (111) is rotatably connected with movable ring body (13), avoiding slot (111) extends to the inside of base (12) and forms installation slot (112), the inner wall of installation slot (112) is provided with pawl (14), the outside of movable ring body (13) is provided with continuously distributed ratchet teeth (15), when fixed ring body (11) is closed with movable ring body (13), the one-way locking of pawl (14) and ratchet teeth (15) forms the irreversible closed loop structure.

2. The fast installation clamp of the scaffold safety fence according to claim 1, characterized in that: The inner wall of the installation slot (112) is fixedly connected with a support shaft (16), the surface of the pawl (14) is rotatably connected with the support shaft (16), the outer part of the pawl (14) is formed with a notch groove (141), the notch groove (141) is provided with a torsion spring (17), the torsion spring (17) is sleeved on the surface of the support shaft (16), one end of the torsion spring (17) is fixedly connected with the inner wall of the notch groove (141), the other end of the torsion spring (17) is fixedly connected with the inner wall of the installation slot (112).

3. The fastener of claim 1, wherein: The front and back sides of the pawl (14) are fixedly connected with a push rod (18), the front and back sides of the base (12) are provided with a limiting slot (121) penetrating through the installation slot (112), one end of the push rod (18) penetrates through the limiting slot (121) and protrudes from the outer surface of the base (12), and the limiting slot (121) is arc-shaped.

4. The fastener of claim 1, wherein: The suspension piece (2) comprises a suspension rod (21) arranged at the bottom of the base (12), the suspension rod (21) is composed of a horizontal rod (211) and a vertical rod (212), the horizontal rod (211) and the vertical rod (212) are connected end to end, and the horizontal rod (211) and the vertical rod (212) are perpendicular to each other, the vertical rod (212) is connected with the bottom of the base (12), the upper surface of the horizontal rod (211) is provided with a sliding hole, and a sliding rod (22) is arranged in the sliding hole, and the sliding rod (22), the suspension rod (21) and the base (12) form a closed loop to hang the guard net.

5. The fastener of claim 4, wherein: The surface of the sliding rod (22) is fixedly connected with a spring seat (23), the surface of the sliding rod (22) is sleeved with a telescopic spring (24), the top end of the telescopic spring (24) is fixedly connected with the spring seat (23), the bottom end of the telescopic spring (24) is fixedly connected with the horizontal rod (211), and the bottom end of the sliding rod (22) penetrates through the sliding hole and is fixedly connected with a pull block (25).

6. The fastener of claim 4, wherein: The bottom of the base (12) is provided with a sliding groove (122), and the vertical rod (212) is slidably connected with the inner wall of the sliding groove (122).

7. The fastener of claim 5, wherein: The number of the suspension piece (2) is two, and the two suspension pieces (2) are symmetrically and oppositely arranged in the inside of the sliding groove (122).

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