Vibration isolator for reducing vibration noise of small diameter pipes on ships

Abstract

The utility model belongs to the field of advanced manufacturing and automation technology, and in particular, relates to a vibration isolator for reducing the vibration noise of small-diameter pipes in ships, including a base, mounting screw holes and mounting bolts, wherein the mounting screw holes are opened at the tops of both sides of the base, and the mounting bolts are connected to the inside of the mounting screw holes, and a noise reduction and shock absorption mechanism is arranged at the top of the base. The vibration isolator for reducing the vibration noise of small-diameter pipes in ships, by setting a noise reduction and shock absorption mechanism, rubber pads are pasted on the inner sides of the upper and lower hinge seats, thereby playing a first vibration isolation role, and the mechanism also has a secondary vibration isolation effect, which improves the vibration isolation performance of the device, solves the problem that the shock absorption structure in the prior art proposed in the background technology is not easy to disassemble and assemble, and the noise reduction and shock absorption effect is not easy to achieve an ideal, by setting a noise reduction and shock absorption mechanism, the entire device can be quickly installed and disassembled by using some simple structures, which is easy to operate, thereby improving the practical performance of the device.

Description

Technical Field

[0001] The utility model relates to the technical field of advanced manufacturing and automation, in particular to a vibration isolator for reducing vibration noise of small-diameter pipelines of ships. Background Art

[0002] Ship piping is one of the weak links in the ship's shock resistance. Severe vibration will seriously affect the ship's stealth performance and cause fatigue damage to the pipeline, which will cause rupture, seriously affecting the normal navigation of the ship and even cause an explosion. Therefore, the research on the shock resistance and vibration reduction of the ship's piping system is of great significance.

[0003] The shock-absorbing structure in the prior art is not easy to disassemble and assemble, and the noise reduction and shock-absorbing effect is not easy to achieve an ideal one.

[0004] Therefore, we urgently need to provide vibration isolators that can reduce the vibration noise of small-diameter pipes on ships. Utility Model Content

[0005] The utility model aims to provide a vibration isolator for reducing the vibration noise of small-diameter pipes of ships, so as to solve the problems that the shock-absorbing structure in the prior art proposed in the above-mentioned background technology is not easy to disassemble and assemble, and the noise reduction and vibration reduction effect is not easy to achieve an ideal one.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a vibration isolator for reducing the vibration noise of small-diameter pipes in ships, comprising a base, mounting screw holes and mounting bolts, the mounting screw holes are opened at the top of both sides of the base, the mounting bolts are connected to the inside of the mounting screw holes, and a noise reduction and shock absorption mechanism is arranged at the top of the base.

[0007] The noise reduction and shock absorption mechanism includes a fixed column, a lower hinge seat, an upper hinge seat, a U-shaped bolt, a fixing nut, an upper rubber pad and a lower rubber pad. The fixed column is fixedly installed at the base installation position, the lower hinge seat and the upper hinge seat are arranged at the top of the base, the U-shaped bolt is arranged at the top of the base, the fixing nut is connected to the outer wall of the fixed column, the upper rubber pad is movably installed on the inner side of the upper hinge seat, and the lower rubber pad is movably installed on the inner side of the lower hinge seat.

[0008] Preferably, the mounting screw holes and mounting bolts are symmetrically distributed on both sides of the top of the base, and the mounting bolts are connected to the mounting screw holes to fix the entire device, which also makes the entire device more firmly installed. The inner wall of the connection between the lower hinge seat and the upper hinge seat abuts against the outer wall of the fixed column and is slidably connected, thereby facilitating the installation and disassembly of the lower hinge seat and the upper hinge seat, and has certain practical performance.

[0009] Preferably, an adhesive layer is provided on the inner side of the lower hinge seat and the upper hinge seat for adhering the upper rubber pad and the lower rubber pad, and the volume of the lower hinge seat is the same as that of the upper hinge seat, so that the pipeline can be better fixed.

[0010] Preferably, the fixing nuts are symmetrically distributed on the upper and lower sides of the lower hinge seat and the upper hinge seat, so that the fixing nuts have a certain limiting effect, and the inner wall of the fixing nuts is threadedly connected to the outer wall of the fixing column. Through the connection of the fixing nuts, the lower hinge seat and the upper hinge seat are more firmly connected.

[0011] Preferably, an adhesive layer is also provided at the bottom end of the upper rubber pad and the lower rubber pad, which is convenient for installation and disassembly of the upper rubber pad and the lower rubber pad, and also convenient for replacement thereof. The upper rubber pad and the lower rubber pad are utilized to achieve the first vibration isolation, and the upper rubber pad and the lower rubber pad are made of the same material and have the same size, thereby improving the vibration isolation efficiency of the device.

[0012] Preferably, the base and the U-bolt are connected by rubber vulcanization, which plays a role of secondary vibration isolation and also has a certain fixing effect. The upper rubber pad and the lower rubber pad are symmetrically distributed, thereby improving the vibration isolation effect of the entire device.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The vibration isolator for reducing the vibration noise of small-diameter pipes of ships has a noise reduction and shock absorption mechanism, and rubber pads are attached to the inner sides of the upper and lower hinge seats, thereby playing a primary vibration isolation role, and the mechanism also has a secondary vibration isolation effect, thereby improving the vibration isolation performance of the device, solving the problem that the shock absorption structure in the prior art mentioned in the background technology is not easy to disassemble and assemble, and the noise reduction and shock absorption effect is not easy to achieve an ideal one.

[0015] 2. The vibration isolator for reducing the vibration noise of small-diameter pipes of ships is provided with a noise reduction and shock absorption mechanism. The whole device can be quickly installed and disassembled by using some simple structures, and is also easy to operate, thereby improving the practical performance of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the oblique structure of the utility model;

[0018] Figure 3 It is a side view structural schematic diagram of the utility model;

[0019] Figure 4 It is a front planar structural schematic diagram of the utility model.

[0020] In the figure: 1, base; 2, mounting screw hole; 3, mounting bolt; 401, fixing column; 402, lower hinge seat; 403, upper hinge seat; 404, U-bolt; 405, fixing nut; 406, upper rubber pad; 407, lower rubber pad. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0023] Embodiment 1:

[0024] The invention discloses a vibration isolator for reducing the vibration noise of small-diameter pipes of ships, comprising a base 1, mounting screw holes 2 and mounting bolts 3. The mounting screw holes 2 are opened at the tops of both sides of the base 1, and the mounting bolts 3 are connected to the inside of the mounting screw holes 2. The mounting screw holes 2 and the mounting bolts 3 are symmetrically distributed on both sides of the top of the base 1. The mounting bolts 3 are connected to the mounting screw holes 2 to fix the entire device, and the entire device is installed more firmly. A noise reduction and shock absorption mechanism is arranged at the top of the base 1.

[0025] The noise reduction and vibration reduction mechanism includes a fixing column 401, a lower hinge seat 402, an upper hinge seat 403, a U-bolt 404, a fixing nut 405, an upper rubber pad 406 and a lower rubber pad 407. The fixing column 401 is fixedly installed at the installation position of the base 1, the lower hinge seat 402 and the upper hinge seat 403 are arranged at the top of the base 1, and the inner wall of the connection between the lower hinge seat 402 and the upper hinge seat 403 abuts against the outer wall of the fixing column 401 and is slidably connected, so as to facilitate the installation and disassembly of the lower hinge seat 402 and the upper hinge seat 403. It has certain practical performance. The inner sides of the lower hinge seat 402 and the upper hinge seat 403 are provided with an adhesive layer for pasting the upper rubber pad 406 and the lower rubber pad 407. The volume of the lower hinge seat 402 and the upper hinge seat 403 are the same, so that the pipeline can be better fixed. The U-shaped bolt 404 is arranged at the top of the base 1. The base 1 and the U-shaped bolt 404 are connected by using rubber vulcanization, which plays a role of secondary vibration isolation and also has a certain fixing effect. The fixing nut 405 is connected to the fixing column 40 1 outer wall, the fixing nuts 405 are symmetrically distributed on the upper and lower sides of the lower hinge seat 402 and the upper hinge seat 403, so that the fixing nuts 405 have a certain limiting effect, and the inner wall of the fixing nuts 405 is threadedly connected with the outer wall of the fixing column 401. Through the connection of the fixing nuts 405, the lower hinge seat 402 and the upper hinge seat 403 are more firmly connected. The upper rubber pad 406 is movably installed on the inner side of the upper hinge seat 403, and the lower rubber pad 407 is movably installed on the inner side of the lower hinge seat 402. 6 and the bottom of the lower rubber pad 407 are also provided with an adhesive layer, which is convenient for installing and disassembling the upper rubber pad 406 and the lower rubber pad 407, and also convenient for replacing them. The upper rubber pad 406 and the lower rubber pad 407 play the role of first vibration isolation, and the upper rubber pad 406 and the lower rubber pad 407 are made of the same material and have the same size, thereby improving the vibration isolation efficiency of the device. The upper rubber pad 406 and the lower rubber pad 407 are symmetrically distributed, thereby improving the vibration isolation effect of the entire device.

[0026] When in use, the base 1 is fixed by connecting the mounting screw hole 2 and the mounting bolt 3, the connecting ends of the lower hinge seat 402 and the upper hinge seat 403 are connected to the outer wall of the fixing column 401, and the two are fixed with the fixing nut 405, and the upper rubber pad 406 and the lower rubber pad 407 are attached to the inner side of the upper hinge seat 403 and the lower hinge seat 402, thereby achieving the effect of primary vibration isolation, and the base 1 and the U-shaped bolt 404 are connected by using rubber vulcanization, which plays a role of secondary vibration isolation and also has a certain fixing effect, increasing the width of the upper and lower pipe clamps, and increasing the contact area with the pipeline, so that the pipeline can be better fixed and vibration isolated.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A vibration isolator for reducing vibration noise of a small diameter pipe of a ship, comprising a base (1), a mounting screw hole (2) and a mounting bolt (3), wherein the mounting screw hole (2) is provided at the top of both sides of the base (1), and the mounting bolt (3) is connected to the inside of the mounting screw hole (2), characterized in that: The top of the base (1) is provided with a noise reduction and shock absorption mechanism; The noise reduction and vibration reduction mechanism comprises a fixing column (401), a lower hinge seat (402), an upper hinge seat (403), a U-shaped bolt (404), a fixing nut (405), an upper rubber pad (406) and a lower rubber pad (407); the fixing column (401) is fixedly installed at the installation position of the base (1); the lower hinge seat (402) and the upper hinge seat (403) are arranged at the top of the base (1); the U-shaped bolt (404) is arranged at the top of the base (1); the fixing nut (405) is connected to the outer wall of the fixing column (401); the upper rubber pad (406) is movably installed on the inner side of the upper hinge seat (403); and the lower rubber pad (407) is movably installed on the inner side of the lower hinge seat (402).

2. The vibration isolator for reducing vibration noise of small diameter pipes of ships according to claim 1 is characterized in that: The mounting screw holes (2) and mounting bolts (3) are symmetrically distributed on both sides of the top of the base (1); the inner wall of the connection between the lower hinge seat (402) and the upper hinge seat (403) abuts against the outer wall of the fixing column (401) and is slidably connected.

3. The vibration isolator for reducing vibration noise of small-diameter pipes in ships according to claim 1 is characterized in that: Adhesive layers are arranged on the inner sides of the lower hinge seat (402) and the upper hinge seat (403), and the volume of the lower hinge seat (402) and the upper hinge seat (403) are the same.

4. The vibration isolator for reducing vibration noise of small diameter pipes of ships according to claim 1, characterized in that: The fixing nuts (405) are symmetrically distributed on the upper and lower sides of the lower hinge seat (402) and the upper hinge seat (403), and the inner wall of the fixing nuts (405) is threadedly connected to the outer wall of the fixing column (401).

5. The vibration isolator for reducing vibration noise of small diameter pipes of ships according to claim 1 is characterized in that: The bottom ends of the upper rubber pad (406) and the lower rubber pad (407) are also provided with an adhesive layer, and the upper rubber pad (406) and the lower rubber pad (407) are made of the same material and have the same size.

6. The vibration isolator for reducing vibration noise of small diameter pipes of ships according to claim 1, characterized in that: The base (1) and the U-shaped bolt (404) are connected by using rubber vulcanization, and the upper rubber pad (406) and the lower rubber pad (407) are symmetrically distributed.

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