CN215890906U - Shell structure of damping shock absorber - Google Patents
Shell structure of damping shock absorber Download PDFInfo
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- CN215890906U CN215890906U CN202122467872.7U CN202122467872U CN215890906U CN 215890906 U CN215890906 U CN 215890906U CN 202122467872 U CN202122467872 U CN 202122467872U CN 215890906 U CN215890906 U CN 215890906U
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- shell
- damping
- damping vibration
- filling
- vibration attenuation
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Abstract
The utility model provides a shell structure of a damping shock absorber. The shell body comprises a mounting surface, a placing groove is formed in the mounting surface, supporting rib plates perpendicular to the peripheral wall are arranged on the peripheral wall of the placing groove, and a pressing screw hole penetrating through the shell body is formed in the bottom of the groove. The damping vibration attenuation shell comprises a filling shell and a sealing cover, wherein the filling shell is provided with a filling groove, and the sealing cover covers an opening of the filling groove. And damping particles are filled in the filling grooves. The damping vibration attenuation shell is placed in the placing groove, and the thickness of the damping vibration attenuation shell is smaller than the depth of the placing groove. And the compression screw is screwed into the compression screw hole and props against the damping vibration attenuation shell. According to the utility model, the damping vibration attenuation shell and the shell main body are spaced by arranging the support rib plates and the compression screws, so that the damping vibration attenuation shell can be compressed on a position to be installed, the damping vibration attenuation shell can be prevented from being affected with damp, and the corrosion resistance and the moisture resistance of internal damping particles are improved.
Description
Technical Field
The utility model relates to a shell structure of a damping shock absorber.
Background
A fresh air handling unit is an air conditioning device that provides fresh air. The working principle is that fresh air is extracted from the room and sent to the room through a fan after dust removal, dehumidification (or humidification), temperature reduction (or heating) and the like, and the original air in the room is replaced when the fresh air enters the room.
The fresh air handling unit generally comprises a fan, the fan can generate vibration in the operation process, the air flow can also generate non-negligible vibration in the air supply and air suction processes, the vibration enables equipment to generate noise, the noise is not large, the noise is acceptable in most occasions, however, with the improvement of life quality, the environmental requirements of people on public places and working places are more and more strict, some vibration absorbers suitable for most fresh air handling units are required to be provided to weaken the noise of the existing fresh air handling unit, and it needs to be noted that the fresh air handling unit is generally arranged outdoors, and the vibration absorbers need to have the moisture-proof and corrosion-proof performance.
Disclosure of Invention
The utility model provides a shell structure of a damping shock absorber to solve the technical problems, and the shell structure comprises a shell main body, a damping shock absorbing shell and a compression screw.
The shell main body comprises a mounting surface, and is attached to a position to be mounted of the equipment. The mounting surface is provided with a placing groove. The periphery of the mounting surface extends outwards to form a mounting panel for mounting and fixing. The peripheral wall of the placing groove is provided with a supporting rib plate vertical to the peripheral wall. The tank bottom of standing groove is equipped with the compressing screw who link up the shell main part.
The damping vibration attenuation shell comprises a filling shell and a sealing cover, wherein the filling shell is provided with a filling groove, and the sealing cover covers an opening of the filling groove. The filling groove is filled with damping particles, and vibration and noise conducted from the outside can be eliminated through vibration and collision of the damping particles. The damping vibration attenuation shell is placed in the placing groove, and the thickness of the damping vibration attenuation shell is smaller than the depth of the placing groove.
And the compression screw is screwed into the compression screw hole and props against the damping vibration attenuation shell.
During installation, the damping vibration attenuation shell is installed in the shell main body, the shell main body is fixedly installed at the to-be-installed position of the equipment, and then the damping vibration attenuation shell is pressed at the to-be-installed position of the equipment by screwing down the compression screw. According to the utility model, the damping vibration attenuation shell and the shell main body are spaced by arranging the support rib plates and the compression screws, so that the damping vibration attenuation shell can be compressed on a position to be installed, the damping vibration attenuation shell can be prevented from being affected with damp, and the corrosion resistance and the moisture resistance of internal damping particles are improved.
Preferably, the mounting panel is provided with a mounting hole, and the housing main body is mounted through a screw and the mounting hole.
Preferably, for the convenience of installation, and can nimble adjustment position and angle when the installation, installation panel below the installation face is equipped with the bar hole.
Preferably, the mounting panel below the mounting surface is provided with a reinforcing rib connected with the housing main body.
Preferably, the end of the compression screw is provided with a rubber head, or the compression screw is made of rubber, so that the shell main body and the damping vibration attenuation shell can be prevented from deforming under stress, the compression force is improved, and a certain self-locking effect is formed.
Preferably, the outward surface of the sealing cover is covered with a rubber layer.
Preferably, the damping vibration attenuation shell is made of foamed aluminum, through the arrangement of foamed aluminum, the micropore sound absorption cavity formed between the damping particles and the pore structure of closed-pore foamed aluminum are utilized to form a cavity resonance sound absorption structure with an abrupt change of pore diameter, namely, the micropore and the sound field space with a certain depth are communicated, when sound waves are transmitted to the sound absorption cavity with an abrupt change of pore diameter, the sound waves vibrate to cause inelastic collision and friction between air in the cavity and the pore wall, and the sound energy is converted into heat energy to be consumed, so that the damping vibration attenuation shell has a low-frequency noise elimination effect.
Preferably, the filling shell and the sealing cover are connected by welding, so that the sealing degree is improved.
Preferably, the filling tank is evacuated.
Preferably, the damping particles are one or a combination of more than one of a metal material, a non-metal material, a metal composite material, a non-metal composite material or a polymer composite material. The particle size of the damping particles is 1mm-10 mm.
According to the utility model, the damping vibration attenuation shell and the shell main body are spaced by arranging the supporting rib plates and the compression screws, so that the damping vibration attenuation shell can be compressed on a position to be installed, the damping vibration attenuation shell can be reduced from being affected with damp, the damp corrosion of internal damping particles is avoided, and the service life of a product is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.
Wherein:
FIG. 1 is an isometric view of a housing of a damping shock absorber.
FIG. 2 is a second isometric view of the housing of a damping shock absorber.
FIG. 3 is a front view of a housing of a damping shock absorber.
FIG. 4 is a side view of a housing of a damping shock absorber.
FIG. 5 is a bottom view of a housing of a damping shock absorber.
FIG. 6 is a cross-sectional view of a housing of a damping shock absorber.
The designations in fig. 1 to 6 are respectively: the damping device comprises a shell body 1, a mounting surface 11, a placing groove 12, a supporting rib 13, a compression screw hole 14, a damping vibration attenuation shell 2, a filling shell 21, a sealing cover 22, a filling groove 23, damping particles 24 and a compression screw 3.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 6, a shell structure of a damping vibration absorber includes a shell body 1, a damping vibration-absorbing shell 2 and a compression screw 3.
The shell body 1 comprises a mounting surface 11 which is attached to a position to be mounted of the equipment. The mounting surface 11 is provided with a placing groove 12. The periphery of the mounting surface 11 extends outwards to form a mounting panel for mounting and fixing. The peripheral wall of the placement tank 12 is provided with support ribs 13 perpendicular to the peripheral wall. The groove bottom of the placing groove 12 is provided with a pressing screw hole 14 penetrating through the shell main body 1.
In this embodiment, the mounting panel is provided with a mounting hole, and the housing body 1 is mounted through a screw and the mounting hole. In order to facilitate installation and flexibly adjust the position and the angle during installation, the installation panel below the installation surface 11 is provided with a strip-shaped hole.
The damping vibration attenuation shell 2 comprises a filling shell 21 and a sealing cover 22, wherein the filling shell 21 is provided with a filling groove 23, and the sealing cover 22 covers the opening of the filling groove 23 and is welded and fixed to improve the sealing degree.
The filling grooves 23 are filled with damping particles 24, and vibration and noise conducted from the outside can be eliminated by the vibration and collision of the damping particles 24. The damping vibration attenuation shell 2 is placed in the placing groove 12, and the thickness of the damping vibration attenuation shell 2 is smaller than the depth of the placing groove 12. In this embodiment, the damping particles 24 are one or a combination of more than one of a metal material, a non-metal material, a metal composite material, a non-metal composite material, or a polymer composite material. The particle diameter of the damping particles 24 is 1mm-10 mm.
In other embodiments, the damping shell 2 is made of foamed aluminum, and by arranging foamed aluminum, a cavity resonance sound absorption structure with an abrupt change of aperture is formed by using a micropore sound absorption cavity formed among the damping particles 24 and a pore structure of closed-cell foamed aluminum, that is, micropores with a certain depth are communicated with a sound field space.
The compression screw 3 is screwed into the compression screw hole 14 and abuts against the damping vibration attenuation shell 2. Preferably, the end of the compression screw 3 is provided with a rubber head, or the compression screw 3 is made of rubber, so that the housing body 1 and the damping vibration attenuation shell 2 can be prevented from deforming under stress, the compression force is improved, and a certain self-locking effect is formed.
During installation, the damping vibration attenuation shell 2 is installed in the shell main body 1, the shell main body 1 is fixedly installed at the to-be-installed position of the equipment, and then the damping vibration attenuation shell 2 is pressed on the to-be-installed position of the equipment by screwing the compression screw 3. According to the utility model, the supporting rib plates 13 and the compression screws 3 are arranged to separate the damping vibration attenuation shell 2 from the shell main body 1, so that not only can the damping vibration attenuation shell 2 be compressed on a position to be installed, but also the damping vibration attenuation shell 2 can be reduced from being affected with damp, and the corrosion resistance and the moisture resistance of the internal damping particles 24 are improved.
The utility model has been described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the specific implementation in the above-described manner, and it is within the scope of the utility model to apply the inventive concept and solution to other applications without substantial modification.
Claims (10)
1. A shell structure for a damping shock absorber, comprising:
a housing body including a mounting surface; the mounting surface is provided with a placing groove; the periphery of the mounting surface extends outwards to form a mounting panel; the peripheral wall of the placing groove is provided with a supporting rib plate vertical to the peripheral wall; the bottom of the placing groove is provided with a pressing screw hole penetrating through the shell main body;
the damping vibration attenuation shell comprises a filling shell and a sealing cover, wherein the filling shell is provided with a filling groove, and the sealing cover covers an opening of the filling groove; damping particles are filled in the filling grooves; the damping vibration attenuation shell is placed in the placing groove, and the thickness of the damping vibration attenuation shell is smaller than the depth of the placing groove;
and the compression screw is screwed into the compression screw hole and abuts against the damping vibration attenuation shell.
2. A shell structure of a damping vibration absorber according to claim 1, wherein said mounting panel is provided with mounting holes, and said housing main body is mounted by means of screws and mounting holes.
3. A shell structure of a damping shock absorber according to claim 1, wherein the mounting panel below the mounting surface is provided with a strip-shaped hole.
4. A shell structure of a damping vibration absorber according to claim 1, wherein a mounting panel below said mounting surface is provided with a reinforcing rib connected to said housing main body.
5. A casing structure of a damping vibration absorber according to claim 1, characterized in that the end of the compression screw is provided with a rubber head, or the compression screw is made of rubber.
6. A shell structure for a damping shock absorber according to claim 1, wherein said cover is covered with a rubber layer on an outward facing side.
7. The shell structure of a damping vibration absorber according to claim 1, wherein the damping vibration absorber shell is made of foamed aluminum.
8. A shell structure for a damping shock absorber according to claim 1, wherein said filling shell and cover are joined by welding.
9. A shell structure for a damping shock absorber according to claim 1, wherein said filling groove is evacuated.
10. The shell structure of a damping vibration absorber according to claim 1, wherein the damping particles are one or a combination of more than one of a metal material, a non-metal material, a metal composite material, a non-metal composite material or a polymer composite material; the particle size of the damping particles is 1mm-10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122467872.7U CN215890906U (en) | 2021-10-13 | 2021-10-13 | Shell structure of damping shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122467872.7U CN215890906U (en) | 2021-10-13 | 2021-10-13 | Shell structure of damping shock absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215890906U true CN215890906U (en) | 2022-02-22 |
Family
ID=80250882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122467872.7U Active CN215890906U (en) | 2021-10-13 | 2021-10-13 | Shell structure of damping shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215890906U (en) |
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2021
- 2021-10-13 CN CN202122467872.7U patent/CN215890906U/en active Active
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