Shock absorption and noise reduction fixing device for floor orifice pipeline

Abstract

The utility model belongs to the field of building tools, and particularly relates to a shock absorption and noise reduction fixing device for a floor orifice pipeline, which comprises a frame with the size smaller than that of a floor orifice, a plurality of fastening top plates arranged on the outer side of the frame and a plurality of buffer mechanisms arranged on the inner side of the frame. The fastening top plate is arranged corresponding to the corner of a floor orifice, the fastening top plate is provided with an L-shaped circumferential surface capable of abutting against the corner of the floor orifice, and the fastening top plate is connected with the frame through an outer fastening bolt; the buffer mechanisms are symmetrical along the center line of the frame, and each buffer mechanism comprises an inner clamping plate and an elastic piece; the two ends of the elastic piece are connected with the inner clamping plate and the square frame respectively, and the inner clamping plate faces the center line of the frame. Noise reduction sheets are fixed on the sides, facing the center of the frame, of the inner clamping plates; according to the utility model, the purposes of pump pipe fixation, shock absorption and noise reduction can be achieved integrally; the device is simple in structure and easy to install and use.

Description

Technical Field

[0001] The utility model belongs to the technical field of building tools, and in particular relates to a vibration-absorbing and noise-reducing fixing device for floor slab orifice pipes. Background Art

[0002] During the construction of high-rise buildings, slow-setting soil is poured layer by layer, and concrete needs to be transported and poured from bottom to top. Concrete is transported through a pump pipe that passes through the floor slab. During the pouring process, the pump pipe will continue to vibrate and shake due to the action of the ground pump, so many wooden strips are often stuffed between the pump pipe and the floor slab hole to reduce the shaking of the pump pipe. However, the wooden strip structure is loose, and the pump pipe may loosen and fall off after working for a long time. The fallen wooden strips pose a safety hazard; and the anti-sway effect of the wooden strips is ineffective, and the construction workers need to re-stuck wooden strips between the floor slab hole and the pump pipe, which takes up working hours and wastes manpower.

[0003] Therefore, it is necessary to provide an improved technical solution to address the above-mentioned deficiencies in the prior art. Utility Model Content

[0004] The utility model aims to overcome the deficiencies of the prior art and provide a vibration-damping and noise-reducing fixing device for floor slab orifice pipes, which has a simple structure and can achieve the purposes of fixing the position of the pump pipe and reducing noise and vibration.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A vibration-absorbing and noise-reducing fixing device for a floor opening pipe comprises a frame smaller than the floor opening, a plurality of fastening top plates arranged outside the frame, and a plurality of buffer mechanisms arranged inside the frame;

[0007] The fastening top plate is arranged corresponding to the corner of the floor opening, the fastening top plate has an L-shaped peripheral surface that can be pressed against the corner of the floor opening, and the fastening top plate is connected to the frame by external fastening bolts;

[0008] The buffer mechanism is symmetrical along the center line of the frame, and includes an inner clamping plate and an elastic member; two ends of the elastic member are respectively connected to the inner clamping plate and the square frame, and the inner clamping plate faces the center line of the frame; a noise reduction sheet is fixed to the side of the inner clamping plate facing the center of the frame.

[0009] Furthermore, the buffer mechanism also includes an internal fastening bolt that vertically passes through the frame, the inner end of the internal fastening bolt is fixed to the side of the inner clamping plate facing away from the center line of the frame, and a locking piece is threadedly connected to the internal fastening bolt, and the locking piece abuts against the outer side of the frame.

[0010] Furthermore, the buffer mechanism also includes an outer clamping plate, the inner clamping plate is U-shaped and is located between two outer clamping plates, and the inner clamping plate moves along the length direction of the outer clamping plates.

[0011] Furthermore, a damping layer is fixed on the outer surface of the inner clamping plate or the inner surface of the outer clamping plate.

[0012] Furthermore, the number of the buffer mechanisms is 3-8.

[0013] Furthermore, the frame is square, the fastening top plates are arranged at the corners of the frame, and the number of the fastening top plates is 2-4.

[0014] Furthermore, the frame is provided with a mounting seat and a corner hole that cooperate with the external fastening bolt, the mounting seat is threadedly engaged with the external fastening bolt, and the external fastening bolt passes through the corner hole; the external fastening bolt is rotationally engaged with the inner side of the fastening top plate.

[0015] Furthermore, an inner plate and an outer plate are arranged at intervals from the inside to the outside on the inner side of the fastening top plate, and the first end of the outer fastening bolt is located between the inner plate and the outer plate, and the first end of the outer fastening bolt will not fall out of the space between the inner plate and the outer plate; an operating part is fixed to the second end of the outer fastening bolt.

[0016] Furthermore, a horizontally extending side plate is provided on the top of the outer side surface of the fastening top plate.

[0017] Furthermore, the side plate is provided with a plurality of through holes.

[0018] The beneficial effects of the utility model are:

[0019] The utility model installs the frame in the floor hole by fastening the top plate. When in use, the noise reduction sheet is pressed against the peripheral wall of the pump pipe to fix the pump pipe. A plurality of relatively arranged springs play a role in positioning the pump pipe and reducing vibration. The noise reduction sheet clings to the pump pipe wall to reduce the noise caused by the vibration of the pump pipe, so that the utility model as a whole achieves the purpose of fixing, shock absorbing and noise reducing the pump pipe. The utility model has a simple structure and is easy to install and use, and can achieve long-term and stable positioning of the pump pipe and shock absorption and noise reduction. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation on the present invention. Among them:

[0021] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0022] Figure 2It is a structural schematic diagram of the buffer mechanism of an embodiment of the utility model.

[0023] Figure 3 It is a schematic structural diagram of a fastening top plate according to an embodiment of the utility model.

[0024] In the figure: 1-pipe, 2-elastic member, 3-external fastening bolt, 4-floor slab, 5-fastening top plate, 51-inner plate, 52-outer plate, 6-inner fastening bolt, 7-noise reduction sheet, 8-locking member, 9-outer splint, 10-inner splint, 11-damping layer, 12-frame, 13-side plate, 14-mounting seat. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field belong to the protection scope of the present invention.

[0026] In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention. The terms "connected" and "connection" used in the present invention should be understood in a broad sense. For example, they can be fixed connections or detachable connections; they can be directly connected or indirectly connected through intermediate components. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0027] The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0028] like Figures 1 to 3 As shown, a vibration reduction and noise reduction fixing device for floor opening pipes comprises a frame 12 whose size is smaller than the floor opening, a plurality of fastening top plates 5 arranged outside the frame 12, and a plurality of buffer mechanisms arranged inside the frame 12;

[0029] The fastening top plate 5 is arranged corresponding to the corner of the floor opening, and the fastening top plate 5 has an L-shaped peripheral surface that can be pressed against the corner of the floor opening, and the fastening top plate 5 is connected to the frame 12 by an external fastening bolt 3;

[0030] The buffer mechanism is symmetrical along the center line of the frame 12, and the buffer mechanism includes an inner plywood 10 and an elastic member 2; the two ends of the elastic member 2 are respectively connected to the inner plywood 10 and the square frame, and the inner plywood 10 faces the center line of the frame 12; a noise reduction sheet 7 is fixed on the side of the inner plywood 10 facing the center of the frame 12, and the noise reduction sheet 7 is elastic, such as a rubber sheet, a silicone sheet, a foam block, etc.; the elastic member 2 generally adopts a spring, and can also be replaced by other conventional elastic elements.

[0031] Specifically, Figure 1 to Figure 2 As shown, the buffer mechanism also includes an inner fastening bolt 6 that vertically passes through the frame 12, the inner end of the inner fastening bolt 6 is fixed to the side of the inner clamping plate 10 that is away from the center line of the frame 12, and a locking piece 8 is threadedly connected to the inner fastening bolt 6, and the locking piece 8 abuts against the outer side of the frame 12; because the pump tube may not be completely centered in practice, the inner fastening bolt 6 is used to adjust the maximum range of motion of the inner clamping plate 10, and can be adjusted according to actual conditions and the position of the pump tube.

[0032] In one embodiment, Figure 1 to Figure 2 As shown, the buffer mechanism also includes an outer clamping plate 9, the inner clamping plate 10 is U-shaped and is located between the two outer clamping plates 9, the inner clamping plate 10 moves along the length direction of the outer clamping plate 9, and the inner clamping plate 10 rubs against the outer clamping plate 9 during the movement; in another embodiment, the outer clamping plate 9 and the inner clamping plate 10 can also be both cylindrical, and the two are arranged in a sleeve shape, and the elastic member 2 is arranged in the sleeve.

[0033] Further, such as Figure 2 As shown, a damping layer 11 is fixed on the outer surface of the inner splint 10 or the inner surface of the outer splint 9. The damping layer 11 is a viscoelastic damping layer 11, which can generate heat and consume the elastic potential energy of the elastic member 2 during the friction between the inner splint 10 and the outer splint 9, and cooperate with the elastic member 2 to play a shock-absorbing role.

[0034] Further, such as Figures 1 to 3 As shown, the number of the fastening top plates 5 is 2-4, and the number of the fastening top plates 5 is at least two opposite to each other; the number of the buffer mechanisms is 3-8. Figure 1 As shown, the frame 12 is square, the fastening top plate 5 is arranged at the corners of the frame 12, and the number of the fastening top plate 5 and the buffer mechanism is set to 4, which can firmly fix the frame 12 in the floor hole.

[0035] Further, such as Figure 1As shown, the frame 12 is provided with a mounting seat 14 and a corner hole that cooperate with the outer fastening bolt 3, the mounting seat 14 is threadedly matched with the outer fastening bolt 3, and the outer fastening bolt 3 passes through the corner hole; the outer fastening bolt 3 is rotationally matched with the inner side of the fastening top plate 5; the inner side of the fastening top plate 5 is provided with an inner plate 51 and an outer plate 52 from the inside to the outside, the first end of the outer fastening bolt 3 is located between the inner plate 51 and the outer plate 52, and the first end of the outer fastening bolt 3 will not fall out from the space between the inner plate 51 and the outer plate 52; the second end of the outer fastening bolt 3 is fixed with an operating part.

[0036] Furthermore, a horizontally extending side plate 13 is provided on the top of the outer side surface of the fastening top plate 5. When in use, the side plate 13 is placed on the upper edge of the floor hole, and the side plate 13 can be hooked on the floor to play a supporting role; a plurality of through holes are opened on the side plate 13, and the side plate 13 can be strengthened and fixed by gluing or nailing, thereby enhancing the stability of the device.

[0037] When in use, the concrete pipe 1 (pump pipe) passes through the reserved hole of the floor slab 4, and the outer side of the fixing device tightens the top plate 5 and the concrete in the floor slab hole through the external fastening bolts 3; the internal fastening bolts 6 are adjusted to make the elastic member 2 press against the inner clamping plate 10, so that the noise reduction sheet 7 on the inner clamping plate 10 is pressed against the pipe 1, thereby fixing the pipe 1.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention are within the scope of protection of the pending claims of the present invention.

Claims

1. A vibration and noise reduction fixing device for floor opening pipes, characterized in that: It comprises a frame (12) whose size is smaller than the floor opening, a plurality of fastening top plates (5) arranged on the outside of the frame (12), and a plurality of buffer mechanisms arranged on the inside of the frame (12); The fastening top plate (5) is arranged corresponding to the corner of the floor opening, the fastening top plate (5) has an L-shaped peripheral surface that can abut against the corner of the floor opening, and the fastening top plate (5) is connected to the frame (12) via external fastening bolts (3); The buffer mechanism is symmetrical along the center line of the frame (12), and comprises an inner clamping plate (10) and an elastic member (2); two ends of the elastic member (2) are respectively connected to the inner clamping plate (10) and the square frame, and the inner clamping plate (10) faces the center line of the frame (12); a noise reduction sheet (7) is fixed to one side of the inner clamping plate (10) facing the center of the frame (12).

2. The vibration-reducing and noise-reducing fixing device for floor opening pipes according to claim 1, characterized in that: The buffer mechanism also includes an inner fastening bolt (6) vertically penetrating the frame (12), the inner end of the inner fastening bolt (6) being fixed to a side of the inner clamping plate (10) facing away from the center line of the frame (12), and a locking member (8) being threadedly connected to the inner fastening bolt (6), and the locking member (8) abutting against the outer side of the frame (12).

3. The vibration-reducing and noise-reducing fixing device for floor opening pipes according to claim 1, characterized in that: The buffer mechanism further comprises an outer clamping plate (9), the inner clamping plate (10) is U-shaped and is located between the two outer clamping plates (9), and the inner clamping plate (10) moves along the length direction of the outer clamping plates (9).

4. The vibration-damping and noise-reducing fixing device for floor opening pipes according to claim 3, characterized in that: A damping layer (11) is fixed on the outer surface of the inner clamping plate (10) or the inner surface of the outer clamping plate (9).

5. The vibration-damping and noise-reducing fixing device for floor opening pipes according to claim 1, characterized in that: The number of the buffer mechanisms is 3-8.

6. The vibration-reducing and noise-reducing fixing device for floor opening pipes according to claim 1, characterized in that: The frame (12) is square, the fastening top plates (5) are arranged at the corners of the frame (12), and the number of the fastening top plates (5) is 2-4.

7. The vibration-reducing and noise-reducing fixing device for floor opening pipes according to claim 1, characterized in that: The frame (12) is provided with a mounting seat (14) and an angle hole that cooperate with the external fastening bolt (3); the mounting seat (14) is threadedly engaged with the external fastening bolt (3); the external fastening bolt (3) passes through the angle hole; the external fastening bolt (3) is rotationally engaged with the inner side of the fastening top plate (5).

8. The vibration-damping and noise-reducing fixing device for floor opening pipes according to claim 7, characterized in that: The inner side of the fastening top plate (5) is provided with an inner plate (51) and an outer plate (52) spaced apart from each other from the inside to the outside, the first end of the outer fastening bolt (3) is located between the inner plate (51) and the outer plate (52), and the first end of the outer fastening bolt (3) will not fall out of the space between the inner plate (51) and the outer plate (52); the second end of the outer fastening bolt (3) is fixed with an operating part.

9. The vibration-damping and noise-reducing fixing device for floor opening pipes according to claim 1, characterized in that: A side plate (13) extending outward horizontally is arranged on the top of the outer side surface of the fastening top plate (5).

10. The vibration-damping and noise-reducing fixing device for floor opening pipes according to claim 9, characterized in that: The side plate (13) is provided with a plurality of through holes.

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