Shock absorber for mechanical noise treatment

Abstract

The utility model discloses a shock absorber for mechanical noise treatment, and relates to the technical field of noise treatment. The damping device comprises a fixing plate and two connecting plates arranged below the fixing plate, wherein two damping mechanisms, two connecting mechanisms and two mounting mechanisms are arranged on the fixing plate; the vibration reduction mechanism comprises a first vibration reduction assembly and a second vibration reduction assembly, the first vibration reduction assembly comprises two fixing blocks fixedly installed at the top of the connecting plate, sliding rods are fixedly installed on the sides, close to each other, of the two fixing blocks, the sliding rods are slidably sleeved with two sliding blocks, and first springs are wound on the sliding rods; the left end and the right end of the first spring are fixedly connected with the two sliding blocks correspondingly. According to the shock absorber for mechanical noise treatment, the two shock absorption mechanisms, the two connecting mechanisms and the two mounting mechanisms are arranged, so that the shock absorber can be suitable for high-frequency vibration, and the shock absorption effect can be improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of noise control, in particular to a vibration damper used for mechanical noise control. Background Art

[0002] In the related technology, a shock absorber for mechanical noise control is disclosed with publication number CN215596292U, which includes a box and a motor arranged inside the box. The motor is connected to the box through a first shock absorbing assembly and a second shock absorbing assembly. The first shock absorbing assembly includes an elastic rod, a clamping plate, a rotating rod, a positioning rod, a limit block and a first shock absorbing spring. One end of the elastic rod is fixedly mounted on the inner wall of the box.

[0003] When the shock absorber encounters high-frequency vibration during use, the shock-absorbing spring in the shock absorber needs to bear the entire load, which may cause stress concentration on the spring, increase the fatigue level of the spring, and may shorten its service life, thereby reducing the vibration reduction effect of the shock absorber. Utility Model Content

[0004] The utility model aims to provide a vibration damper for mechanical noise control, which solves the problem that the vibration damper cannot meet the demand for high-frequency vibration damping by providing two vibration damping mechanisms, two connecting mechanisms and two mounting mechanisms.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a vibration damper for mechanical noise control, comprising a fixing plate and two connecting plates arranged below the fixing plate, wherein two vibration damping mechanisms, two connecting mechanisms and two mounting mechanisms are arranged on the fixing plate;

[0007] The vibration reduction mechanism includes vibration reduction component 1 and vibration reduction component 2. The vibration reduction component 1 includes two fixed blocks fixedly installed on the top of the connecting plate. A sliding rod is fixedly installed on the side of the two fixed blocks close to each other. Two sliding blocks are slidingly sleeved on the sliding rod. A spring 1 is wound on the sliding rod. The left end and the right end of the spring 1 are respectively fixedly connected to the two sliding blocks.

[0008] Furthermore, the vibration reduction component 2 includes two circular plates 1 fixedly mounted on the top of the connecting plate, dampers are fixedly mounted on the tops of the two circular plates 1, circular plates 2 are fixedly mounted on the tops of the two dampers, springs 2 are respectively wound around the two dampers, the top ends of the two springs 2 are respectively fixedly connected to the two circular plates 2, and the bottom ends of the two springs 2 are respectively fixedly connected to the two circular plates 1.

[0009] Furthermore, the connecting mechanism includes a fixing component and a connecting component, the fixing component includes connecting blocks fixedly installed on the tops of the two circular plates respectively, connecting strips are fixedly installed on the tops of the two connecting blocks, two connecting columns are fixedly installed on the tops of the connecting strips, and the tops of the two connecting columns are fixedly connected to the fixing plates.

[0010] Furthermore, the connecting assembly includes two supporting blocks fixedly installed on the back of the connecting strip, and the backs of the two supporting blocks are respectively fixedly installed with fixing rods 1, and the two fixing rods 1 are respectively rotatably sleeved with strip blocks, and the outer walls of the two sliding blocks are respectively fixedly installed with fixing rods 2, and the two fixing rods 2 respectively penetrate the two strip blocks and are respectively rotatably connected to the two strip blocks.

[0011] Furthermore, the mounting mechanism includes a mounting assembly and a supporting assembly, the mounting assembly includes an L-shaped plate fixedly mounted on the top of the fixing plate, two bolts are threadedly mounted on the L-shaped plate, nuts are respectively fixedly mounted at the bottom ends of the two bolts, and nuts are respectively threadedly sleeved on the two bolts.

[0012] Furthermore, the support assembly includes two support legs fixedly mounted on the bottom of the connecting plate, bases are fixedly mounted on the bottom ends of the two support legs, and anti-slip pads are fixedly mounted on the bottoms of the two bases.

[0013] The utility model has the following beneficial effects:

[0014] 1. By setting up a vibration reduction mechanism, the machine will vibrate during use, which will cause certain noise. When the damper and the spring 2 are used in combination, when the spring 2 is vibrated, the spring 2 will deform, thereby absorbing and storing the vibration energy. Under the action of the damper, the speed and amplitude of the vibration can be effectively slowed down, playing a role in vibration reduction. Under the action of the slider and the spring 1, the stiffness and damping of the vibration reducer can be improved, so that the vibration can be better suppressed, and the spring 2 bears part of the load, thereby reducing the fatigue of the spring 2, increasing the service life of the vibration reducer, and enhancing the vibration reduction effect of the vibration reducer;

[0015] 2. By providing a connecting mechanism and an installation mechanism, under the action of the connecting component, the vibration force exerted on the vibration reduction component 2 can be transmitted to the vibration reduction component 1, thereby reducing the vibration force exerted on the spring 2 and improving the service life of the shock absorber. With the combined use of the L-shaped plate, bolts, nuts and nuts, it is convenient for the staff to install the required machinery on the shock absorber for use, thereby improving the convenience of the shock absorber. Under the action of the supporting component, the anti-slip pad can absorb and disperse part of the vibration energy, thereby reducing the transmission of vibration, which helps to reduce the amplitude of noise and vibration and improve the comfort and safety of the working environment.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a schematic diagram of the overall structure of a vibration absorber for mechanical noise control according to the utility model;

[0019] Figure 2 This is a schematic diagram of the side structure of a vibration absorber for mechanical noise control according to the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of a shock absorber for mechanical noise control according to the utility model when viewed from above;

[0021] Figure 4 This is a front structural schematic diagram of a vibration absorber for mechanical noise control according to the utility model;

[0022] Figure 5 For the utility model Figure 4 Schematic diagram of the enlarged structure of A.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1. Fixed plate; 2. Connecting plate; 3. Fixed block; 4. Sliding rod; 5. Sliding block; 6. Spring 1; 7. Round plate 1; 8. Damper; 9. Round plate 2; 10. Spring 2; 11. Connecting block; 12. Connecting strip; 13. Connecting column; 14. Support block; 15. Fixed rod 1; 16. Strip block; 17. Fixed rod 2; 18. L-shaped plate; 19. Bolt; 20. Nut; 21. Nut; 22. Support leg; 23. Base; 24. Anti-skid pad. DETAILED DESCRIPTION

[0025] 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 of 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.

[0026] See also Figure 1-5 As shown, the utility model is a vibration absorber for mechanical noise control, comprising a fixing plate 1 and two connecting plates 2 arranged below the fixing plate 1, and the fixing plate 1 is provided with two vibration damping mechanisms, two connecting mechanisms and two mounting mechanisms;

[0027] The vibration reduction mechanism includes a vibration reduction component 1 and a vibration reduction component 2. The vibration reduction component 1 includes two fixed blocks 3 fixedly installed on the top of the connecting plate 2. A sliding rod 4 is fixedly installed on the side of the two fixed blocks 3 close to each other. Two sliding blocks 5 are slidably sleeved on the sliding rod 4. A spring 1 6 is wound on the sliding rod 4. The left end and the right end of the spring 1 6 are fixedly connected to the two sliding blocks 5 respectively.

[0028] Among them Figure 1 As shown, the vibration reduction assembly 2 includes two circular plates 7 fixedly mounted on the top of the connecting plate 2, dampers 8 are fixedly mounted on the tops of the two circular plates 7, circular plates 29 are fixedly mounted on the tops of the two dampers 8, springs 2 10 are respectively wound around the two dampers 8, the top ends of the two springs 2 10 are respectively fixedly connected to the two circular plates 2 9, and the bottom ends of the two springs 2 10 are respectively fixedly connected to the two circular plates 7.

[0029] By providing a vibration reduction component 2, in the combined use of the damper 8 and the spring 2 10, when the spring 2 10 is subjected to vibration, the spring 2 10 will be deformed, thereby absorbing and storing the energy of the vibration. Under the action of the damper 8, the speed and amplitude of the vibration can be effectively slowed down, thereby playing a vibration reduction role.

[0030] Among them Figure 2 As shown, the connecting mechanism includes a fixing component and a connecting component. The fixing component includes connecting blocks 11 fixedly installed on the tops of two circular plates 9 respectively. Connecting strips 12 are fixedly installed on the tops of the two connecting blocks 11. Two connecting columns 13 are fixedly installed on the tops of the connecting strips 12. The tops of the two connecting columns 13 are fixedly connected to the fixing plate 1.

[0031] By providing a fixing component, in combination with the connecting block 11, the connecting strip 12 and the connecting column 13, the vibration reduction component 1 and the vibration reduction component 2 can be supported, so that the vibration absorber can better start the vibration reduction function.

[0032] Among them Figure 5 As shown, the connecting assembly includes two support blocks 14 fixedly mounted on the back of the connecting strip 12, and fixed rods 15 are respectively fixedly mounted on the back of the two support blocks 14, and strip blocks 16 are rotatably sleeved on the two fixed rods 15, and fixed rods 2 17 are respectively fixedly mounted on the outer walls of the two sliding blocks 5, and the two fixed rods 2 17 respectively penetrate the two strip blocks 16 and are rotatably connected to the two strip blocks 16.

[0033] By providing a connecting component, when the support block 14, the fixing rod 15, the bar block 16 and the fixing rod 2 17 are used in combination, the vibration force exerted on the vibration reduction component 2 can be transmitted to the vibration reduction component 1, thereby reducing the vibration force exerted on the spring 2 10 and improving the service life of the shock absorber.

[0034] Among them Figure 4 As shown, the mounting mechanism includes a mounting assembly and a supporting assembly. The mounting assembly includes an L-shaped plate 18 fixedly mounted on the top of the fixing plate 1. Two bolts 19 are threadedly mounted on the L-shaped plate 18. Nuts 20 are fixedly mounted on the bottom ends of the two bolts 19, and nuts 21 are threadedly sleeved on the two bolts 19.

[0035] By providing an installation component, with the combined use of the L-shaped plate 18, the bolt 19, the nut 20 and the nut 21, it is convenient for the staff to install the required machinery on the shock absorber for use, thereby improving the convenience of the shock absorber.

[0036] Among them Figure 3 As shown, the support assembly includes two support legs 22 fixedly mounted on the bottom of the connecting plate 2, bases 23 are fixedly mounted on the bottom ends of the two support legs 22, and anti-slip pads 24 are fixedly mounted on the bottoms of the two bases 23.

[0037] By providing the support assembly, the anti-skid pad 24 can absorb and disperse a portion of the vibration energy, thereby reducing the transmission of vibration, which helps to reduce the amplitude of noise and vibration and improve the comfort and safety of the working environment.

[0038] A specific application of this embodiment is:

[0039] Step 1: When in use, first place the shock absorber at a designated position, and then fix the shock absorber on the required machine through a plurality of bolts 19. When the machine vibrates during use, the spring 10 will deform, thereby absorbing and storing the energy of the vibration. Under the action of the damper 8, the speed and amplitude of the vibration can be effectively slowed down, thereby playing a role in vibration reduction.

[0040] Step 2: When the damper 8 and the spring 2 10 are vibrated, the bar block 16 transmits the vibration to the spring 1 6, and the spring 1 6 bears part of the vibration force for the spring 2 10, thereby reducing the fatigue degree of the spring 2 10;

[0041] Step 3: During the use of the shock absorber, the anti-skid pad 24 can absorb and disperse a part of the vibration energy, thereby reducing the transmission of vibration, which helps to reduce the amplitude of noise and vibration and improve the comfort and safety of the working environment.

[0042] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0043] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A vibration absorber for mechanical noise control, comprising a fixing plate (1) and two connecting plates (2) arranged below the fixing plate (1), characterized in that: The fixing plate (1) is provided with two vibration reduction mechanisms, two connection mechanisms and two installation mechanisms; The vibration reduction mechanism comprises a vibration reduction component 1 and a vibration reduction component 2, wherein the vibration reduction component 1 comprises two fixed blocks (3) fixedly mounted on the top of the connecting plate (2), a sliding rod (4) being fixedly mounted on the mutually adjacent sides of the two fixed blocks (3), two sliding blocks (5) being slidingly sleeved on the sliding rod (4), a spring 1 (6) being wound on the sliding rod (4), and the left end and the right end of the spring 1 (6) being fixedly connected to the two sliding blocks (5) respectively.

2. A vibration absorber for mechanical noise control according to claim 1, characterized in that: The vibration reduction assembly 2 comprises two circular plates 1 (7) fixedly mounted on the top of the connecting plate (2), dampers (8) being fixedly mounted on the tops of the two circular plates 1 (7), circular plates 2 (9) being fixedly mounted on the tops of the two dampers (8), springs 2 (10) being wound around the two dampers (8), the top ends of the two springs 2 (10) being fixedly connected to the two circular plates 2 (9), and the bottom ends of the two springs 2 (10) being fixedly connected to the two circular plates 1 (7).

3. A vibration absorber for mechanical noise control according to claim 2, characterized in that: The connecting mechanism comprises a fixing component and a connecting component, wherein the fixing component comprises connecting blocks (11) respectively fixedly mounted on the tops of two circular plates (9), connecting strips (12) being fixedly mounted on the tops of the two connecting blocks (11), two connecting columns (13) being fixedly mounted on the tops of the connecting strips (12), and the tops of the two connecting columns (13) being fixedly connected to the fixing plate (1).

4. A vibration absorber for mechanical noise control according to claim 3, characterized in that: The connection assembly comprises two support blocks (14) fixedly mounted on the back of the connection bar (12), the backs of the two support blocks (14) being respectively fixedly mounted with fixed rods (15), the two fixed rods (15) being respectively rotatably sleeved with strip blocks (16), and the outer walls of the two sliding blocks (5) being respectively fixedly mounted with fixed rods (17), the two fixed rods (17) respectively penetrating the two strip blocks (16) and being respectively rotatably connected to the two strip blocks (16).

5. The vibration absorber for mechanical noise control according to claim 1, characterized in that: The mounting mechanism comprises a mounting assembly and a supporting assembly, wherein the mounting assembly comprises an L-shaped plate (18) fixedly mounted on the top of the fixing plate (1), wherein two bolts (19) are threadedly mounted on the L-shaped plate (18), nuts (20) are respectively fixedly mounted on the bottom ends of the two bolts (19), and nuts (21) are respectively threadedly sleeved on the two bolts (19).

6. A vibration absorber for mechanical noise control according to claim 5, characterized in that: The support assembly comprises two support legs (22) fixedly mounted on the bottom of the connecting plate (2), bases (23) being fixedly mounted on the bottom ends of the two support legs (22), and anti-slip pads (24) being fixedly mounted on the bottoms of the two bases (23).

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