Mute vibration reduction damper

Abstract

The utility model discloses a mute vibration attenuation damper, and relates to the technical field of damping vibration attenuation. The device comprises a main body and a functional mechanism, the bottom of the main body is connected with a connecting seat through threads, the device can absorb and disperse force perpendicular to the direction of a movable rod by arranging the functional mechanism and a spring sleeve rod, direct friction and collision between the movable rod and the main body are reduced, a first sponge block is arranged at one end of the spring sleeve rod, and therefore the service life of the device is prolonged. A second sponge block is arranged in the main body, and when a first spring and a second spring are compressed, the second sponge block can smear lubricating oil on the surfaces of the two springs, so that the lubricity of the springs is kept; and meanwhile, noise generated by internal friction can be absorbed, the connecting base is connected with the main body through threads, so that the damper is easy and rapid to mount and dismount, and subsequent maintenance and replacement are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to damping vibration reduction technical field, concretely is a kind of mute vibration reduction damper. BACKGROUND

[0002] Mute vibration reduction damper is a kind of special and important vibration and noise control device, it can effectively consume the movement energy generated by machine or structure by providing movement resistance, the device utilizes the deformation of internal material to convert the mechanical energy of vibration into heat energy, and dissipates energy through internal friction mechanism, to significantly reduce noise and vibration.

[0003] The existing damper is used, to reduce damper and shell friction, usually smears lubricating oil in movable rod and damper interior, but with the movement of movable rod, it is easy to make external contaminant enter damper interior with movable rod and form dirt, difficult to clean while affecting the normal use of damper, and damper is used to the force buffering effect of parallel movable rod direction is good, when the force direction of movable rod is offset, the force perpendicular to movable rod direction is difficult to be buffered, easy to make movable rod and shell friction collision, produce noise while easy to lead to damper damage. SUMMARY

[0004] Based on this, the utility model aims at providing a kind of mute vibration reduction damper to solve the technical problems that existing damper is easily contaminated, difficult to clean and offset force buffering effect is poor, easy to lead to friction collision, produce noise and damage.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of mute vibration reduction damper, including main body and function mechanism, the bottom of the main body is connected with connecting seat by screw thread, the bottom of the connecting seat is provided with base, the function mechanism includes mounting ring, the mounting ring is fixedly connected with main body by bolt, the inner wall of the mounting ring is provided with spring sleeve rod, one end of the spring sleeve rod is provided with first sponge block, the lower of the first sponge block is provided with second sponge block.

[0006] By adopting the above technical scheme, connecting seat is connected with the bottom of main body by screw thread, this connection mode is firm and convenient to disassemble.

[0007] Further, the first sponge block is provided with several, and the several first sponge blocks are uniformly arranged in a circumferential array.

[0008] By adopting the above technical scheme, the setting of several first sponge blocks increases the contact area between the movable rod, thereby more effectively absorbing and dispersing vibration energy.

[0009] Further, the second sponge block is provided with four groups, each group of the second sponge block is provided with a plurality of second sponge blocks, and the plurality of second sponge blocks are uniformly arranged in a circumferential array.

[0010] By adopting the above technical scheme, the plurality of second sponge blocks increase the contact area of the sponge block with the spring sleeve rod and the piston, ensure uniform application of lubricating oil, and improve the noise reduction effect.

[0011] Further, the top of the base is provided with a second spring, and the top of the second spring is provided with a piston.

[0012] By adopting the above technical scheme, when external impact or vibration acts on the damper, the second spring can absorb and disperse part of the impact energy, cooperates with the first spring to significantly reduce the vibration amplitude and improve the damping effect.

[0013] Further, the top of the piston is provided with a first spring, and the inside of the first spring is provided with a movable rod.

[0014] By adopting the above technical scheme, when external impact or vibration acts on the damper, the first spring can absorb and disperse impact energy, thereby reducing the vibration amplitude.

[0015] Further, the top of the movable rod is provided with a movable block, and the outer surface of the movable block is provided with a buffer pad.

[0016] By adopting the above technical scheme, the movable block as an extension of the movable rod provides a larger contact area, facilitating connection and fixation with external equipment or structure.

[0017] In summary, the utility model mainly has the following beneficial effects:

[0018] 1、The utility model discloses a function mechanism is set up, and the spring sleeve rod can absorb and disperse the force perpendicular to the movable rod direction, reduces the direct friction and the collision between the movable rod and the main part, and the first sponge block is arranged at one end of the spring sleeve rod, is used for erasing the contamination on the movable rod surface, and keeps the movable rod clean, and also has the function of sound absorption and vibration reduction, and the second sponge block is arranged in the main part, when the first spring and the second spring are compressed, the second sponge block will apply lubricating oil to the surface of the two springs, keeps the lubricity of the spring, and also can absorb the noise generated by internal friction.

[0019] 2. The utility model discloses a connecting seat, movable piece and buffer pad are set up, and the connecting seat is connected with the main body through the thread, and the installation and dismounting of damper become simple and fast, not only facilitate the initial installation of damper, but also be convenient for subsequent maintenance and replacement, and the existence of buffer pad not only reduces the direct friction and the collision between movable piece and external equipment, protects movable piece and the surface of equipment, and also increases the stability of damper in the use process, prolongs the service life of damper, and reduces the maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0021] Figure 2 It is the explosion structure schematic diagram of the utility model;

[0022] Figure 3 It is the structure schematic diagram of the function mechanism of the utility model;

[0023] Figure 4 It is the local sectional structure schematic diagram of the utility model.

[0024] In the drawing: 1, main body, 2, connecting seat, 3, movable rod, 4, movable piece, 5, buffer pad, 6, function mechanism, 601, installation ring, 602, bolt, 603, spring sleeve rod, 604, first sponge block, 605, second sponge block, 7, first spring, 8, piston, 9, second spring, 10, base. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are used only for explaining the utility model and cannot be understood as limiting the utility model.

[0026] A mute damping damper, as shown in Figures 1-4 It includes main body 1 and function mechanism 6, the bottom of main body 1 is connected with connecting seat 2 through thread, the bottom of connecting seat 2 is provided with base 10, function mechanism 6 includes installation ring 601, installation ring 601 is fixedly connected with main body 1 through bolt 602, the inner wall of installation ring 601 is provided with spring sleeve rod 603, one end of spring sleeve rod 603 is provided with first sponge block 604, the lower side of first sponge block 604 is provided with second sponge block 605, connecting seat 2 is connected with the bottom of main body 1 through thread, this connection mode is firm and convenient to dismount, installation ring 601 is fixedly connected with main body 1 through bolt 602, can ensure the stable installation and accurate positioning of function mechanism 6 in main body 1.

[0027] Refer to Figure 3 , Figure 4, the first sponge block 604 is provided with a plurality of, a plurality of first sponge block 604 is circumferentially arrayed equidistantly and uniformly, the setting of a plurality of first sponge block 604 increases the contact area between the movable rod 3, so as to more effectively absorb and disperse vibration energy, the circumferentially arrayed equidistantly and uniformly arranged first sponge block 604 ensures the uniform distribution of damping force in each direction, while effectively erasing the surface contaminants of the movable rod 3.

[0028] Referring to Figure 4 , the second sponge block 605 is provided with four groups, each group of second sponge block 605 is provided with a plurality of, a plurality of second sponge block 605 is circumferentially arrayed equidistantly and uniformly, the setting of a plurality of second sponge block 605, increases the contact area of sponge block and spring sleeve rod 603 and piston 8, ensures the uniform coating of lubricating oil, and improves the noise reduction effect, the setting of four groups of second sponge block 605, maintains the lubricity of spring, and also can absorb the noise generated by internal friction.

[0029] Referring to Figure 2 , the top of the base 10 is provided with the second spring 9, and the top of the second spring 9 is provided with the piston 8, when external impact or vibration acts on the damper, the second spring 9 can absorb and disperse part of the impact energy, and cooperates with the first spring 7 to significantly reduce the vibration amplitude and improve the damping effect, the piston 8 as a key component in the damper, can transmit external impact or vibration to the second spring 9, and make it play a damping role.

[0030] Referring to Figure 2 , the top of the piston 8 is provided with the first spring 7, and the inside of the first spring 7 is provided with the movable rod 3, when external impact or vibration acts on the damper, the first spring 7 can absorb and disperse a large amount of impact energy, so as to reduce the vibration amplitude, the movable rod 3 as a moving part in the damper, can transmit external impact or vibration to the first spring 7, so that it plays a damping role.

[0031] Referring to Figure 1 , the top of the movable rod 3 is provided with the movable block 4, and the outer surface of the movable block 4 is provided with the buffer pad 5, the movable block 4 as an extension of the movable rod 3 provides a larger contact area, which is convenient for connecting and fixing with external equipment or structure, when the movable block 4 contacts with the external equipment or structure, the buffer pad 5 can absorb and disperse part of the impact energy, so as to reduce the vibration amplitude and reduce the generation of noise.

[0032] The utility model discloses an implementation principle is: first, use, movable block 4 is made movable rod 3 to move down after receiving pressure, drive piston 8 to move down simultaneously, first spring 7 and second spring 9 absorb and disperse impact, when movable rod 3 slip, first sponge block 604 will movable rod 3 surface pollutant and erase, and spring cover rod 603 and first sponge block 604 can absorb and disperse the force perpendicular to movable rod direction, avoided movable rod 3 and the direct friction and the collision between main body 1, the second sponge block 605 in main body 1 inside will lubricating oil be applied to the surface of first spring 7 and second spring 9 during the compression of first spring 7 and second spring 9, simultaneously, second sponge block 605 will interior friction noise and absorb, when needing to clean, can detach bolt 602 and take down installation ring 601 and clean, then can rotate main body 1 and make main body 1 and connecting seat 2 separate.

[0033] The parts not involved in the utility model are the same as the prior art or can be realized by using the prior art, and will not be described in detail here.

[0034] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, and the person skilled in the art can make the modification, replacement and change of the embodiments without the creative contribution after reading the specification without departing from the principles and the purpose of the utility model, but as long as in the claim range of the utility model, it is protected by the patent law.

Claims

1. A silent vibration damper, characterized in that: The invention comprises a main body (1) and a functional mechanism (6), wherein the bottom of the main body (1) is connected to a connecting seat (2) via a thread, and a base (10) is provided at the bottom of the connecting seat (2), and the functional mechanism (6) comprises a mounting ring (601), wherein the mounting ring (601) is fixedly connected to the main body (1) via a bolt (602), and a spring sleeve rod (603) is provided on the inner wall of the mounting ring (601), and a first sponge block (604) is provided at one end of the spring sleeve rod (603), and a second sponge block (605) is provided below the first sponge block (604).

2. The silent vibration damper according to claim 1, characterized in that: A plurality of the first sponge blocks (604) are provided, and the plurality of the first sponge blocks (604) are evenly and equidistantly arranged in a circular array.

3. The silent vibration damper according to claim 1, characterized in that: The second sponge blocks (605) are arranged in four groups, each group includes a plurality of second sponge blocks (605), and the plurality of second sponge blocks (605) are evenly and equidistantly arranged in a circular array.

4. The silent vibration damper according to claim 1, characterized in that: A second spring (9) is provided on the top of the base (10), and a piston (8) is provided on the top of the second spring (9).

5. The silent vibration damper according to claim 4, characterized in that: A first spring (7) is provided on the top of the piston (8), and a movable rod (3) is provided inside the first spring (7).

6. The silent vibration damper according to claim 5, characterized in that: A movable block (4) is provided on the top of the movable rod (3), and a buffer pad (5) is provided on the outer surface of the movable block (4).

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