Noise reduction and shock absorption structure of air pump
The design of the suspension rubber ring and double-layer shell structure combined with sponge material solves the problems of vibration noise and position deviation of the car seat air pump, achieves effective noise reduction and shock absorption effects, and improves user comfort.
Patent Information
- Application Number
- CN202422981811.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-04
- Publication Date
- 2025-10-14
- Estimated Expiration
- 2034-12-04
AI Technical Summary
Traditional car seat air pumps generate noise and position shift when vibrating, causing discomfort, and traditional reinforcement methods cannot effectively solve the noise problem.
It adopts a suspension rubber ring and double-layer shell structure, combined with sponge material. The suspension rubber ring fixes the air pump through the suspension column and the fixing ring. The double-layer shell is used for sound insulation and shock absorption, and the sponge is used for further anti-collision, forming a full range of fixation and sound insulation and shock absorption.
It effectively prevents vibration transmission, isolates noise, and improves seat comfort. It also has a simple structure, low cost, and a wide range of applications.
Smart Images
Figure CN223434456U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of automobile seat, especially relates to a gas pump sound attenuation and shock absorption structure. BACKGROUND
[0002] The bare pump is connected in the automobile seat gas pump shell inside, and the bare pump will shake because of the vibration of itself or the outside world in actual work, even the position is deviated, so that the bare pump cannot work normally, the traditional method is to increase the fixing device directly in the bare pump and the shell and reinforce, but after having the fixing device, noise will be produced in actual work, and the use experience of the user is affected.
[0003] In order to overcome the above-mentioned defects, the current solution is to fill the sponge, but the traditional automobile seat gas pump is filled with sponge inside, so that the volume inside the gas pump is large, the internal airflow is not circulated, and the gas pump noise and vibration still exist.
[0004] Therefore, the gas pump sound attenuation and shock absorption structure is designed to improve the above problems. UTILITY MODEL CONTENTS
[0005] In view of the above problems in the prior art, the utility model provides a gas pump sound attenuation and shock absorption structure, which can effectively absorb sound and shock, and improve comfort.
[0006] To achieve the above purpose, the technical scheme adopted by the utility model is:
[0007] A gas pump sound attenuation and shock absorption structure, comprising a suspension rubber ring for installing a gas pump, a first shell for sound attenuation connected with the suspension rubber ring, a second shell for shock absorption arranged outside the first shell, the suspension rubber ring comprising a first fixed ring sleeved outside the gas pump, a suspension column connected with the first fixed ring, and a second fixed ring sleeved outside the first shell and connected with the suspension column.
[0008] As a preferred embodiment of the utility model, a plurality of protruding ribs are arranged on the inner periphery of the first fixed ring.
[0009] As a preferred embodiment of the utility model, a sponge is arranged outside the gas pump.
[0010] As a preferred embodiment of the utility model, the sponge comprises a front-end anti-collision sponge, a rear-end anti-displacement sponge and an outer-periphery anti-collision sponge.
[0011] As a preferred embodiment of the utility model, the first shell comprises a POM upper shell and a POM lower shell.
[0012] As a preferred embodiment of the utility model, the second shell comprises a PUR upper shell and a PUR lower shell.
[0013] The first fixing ring is provided with a limiting ring.
[0014] The second shell is provided with a tracheal rubber plug.
[0015] The first shell and the second shell are both provided with air inlet holes.
[0016] Compared with the prior art, the air pump sound attenuation and shock absorption structure has the advantages that:
[0017] 1. The air pump sound attenuation and shock absorption structure is simple in assembly, low in cost and wide in application range.
[0018] 2. The air pump sound attenuation and shock absorption structure is simple in assembly, low in cost and wide in application range. BRIEF DESCRIPTION OF DRAWINGS
[0019] Other purposes and results of the air pump sound attenuation and shock absorption structure will be more apparent and easy to understand by referring to the following description in conjunction with the accompanying drawings and with a more comprehensive understanding of the air pump sound attenuation and shock absorption structure. In the drawings:
[0020] Figure 1 is a perspective view of the air pump sound attenuation and shock absorption structure;
[0021] Figure 2 is an exploded view of the air pump sound attenuation and shock absorption structure;
[0022] Figure 3 is a front view of the suspension rubber ring of the air pump sound attenuation and shock absorption structure;
[0023] The reference signs in the drawings include: suspension rubber ring 1, first shell 2, second shell 3, sponge 4, tracheal rubber plug 5, air inlet hole 6, first fixing ring 11, suspension column 12, second fixing ring 13, rib 111, limiting ring 112, POM upper shell 21, POM lower shell 22, PUR upper shell 31, PUR lower shell 32, front end anti-collision sponge 41, rear end anti-displacement sponge 42, and peripheral anti-collision sponge 43. DETAILED DESCRIPTION
[0024] The technical solutions of the embodiments of the air pump sound attenuation and shock absorption structure will be described in detail below with reference to the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the air pump sound attenuation and shock absorption structure, not all the embodiments. Based on the embodiments of the air pump sound attenuation and shock absorption structure, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the air pump sound attenuation and shock absorption structure.
[0025] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as the limitation of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0026] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, construct and operate in a particular orientation, therefore, it cannot be understood as the limitation of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0027] The utility model will be described further in detail below by specific embodiment and in conjunction with the drawings.
[0028] Refer to Figures 1 to 3 , Figure 1 It is the perspective drawing of the utility model, Figure 2 It is the explosion drawing of the utility model, Figure 3 It is the front view of the utility model suspension rubber ring, the utility model provides a kind of air pump sound attenuation and shock absorption structure, including suspension rubber ring 1, first shell 2, second shell 3, sponge 4, air pipe rubber plug 5, suspension rubber ring 1 is used to install air pump (not shown), first shell 2 is connected with the suspension rubber ring 1, first shell 2 is used to sound attenuation, second shell 3 is arranged in the outside of first shell 2, second shell 3 is used to shock absorption, the first shell 2 and second shell 3 all are equipped with air inlet hole 6;In an embodiment, the first shell 2 includes POM upper shell 21, and the lower shell 22 connected with the POM upper shell 21, the second shell 3 includes PUR upper shell 31, and PUR lower shell 32 connected with the PUR upper shell 31, POM is polyoxymethylene, PUR is polyurethane, in an embodiment, the second shell 3 is equipped with air pipe rubber plug 5, the air pipe rubber plug 5 passes through the second shell 3 and is clamped with the first shell 2.
[0029] The suspension rubber ring 1 comprises a first fixing ring 11, a suspension column 12 and a second fixing ring 13, the first fixing ring 11 is sleeved outside the air pump, a plurality of protruding ribs 111 are arranged on the inner periphery of the first fixing ring 11 so as to better install and fix the air pump, that is, the air pump body is arranged in the first fixing ring 11 closely to the ribs 111, a limiting ring 112 is arranged on the first fixing ring 11, the components of the air pump are connected with the limiting ring 112 so as to prevent the air pump from rotating, the suspension column 12 is connected with the first fixing ring 11, the suspension column 12 is preferably arranged in a cross shape symmetrically and four in number, the suspension column 12 is clamped on the corresponding slot of the first shell 2, the second fixing ring 13 is connected with the suspension column 12, and the second fixing ring 13 is sleeved outside the first shell 2.
[0030] In an embodiment, a sponge 4 arranged outside the air pump is further included, the sponge 4 comprises a front-end anti-collision sponge 41, a rear-end anti-displacement sponge 42 and an outer-periphery anti-collision sponge 43, the front-end anti-collision sponge 41 is arranged at the pump head of the air pump, the rear-end anti-displacement sponge 42 is arranged at the rear end of the air pump, and the outer-periphery anti-collision sponge 43 is arranged on the outer periphery of the air pump.
[0031] The working principle of the utility model will be described below. Figures 1 to 3 The working principle of the utility model will be described below.
[0032] The air pump is suspended on the first shell 2 through the suspension rubber ring 1, vibration is prevented from being transmitted to the outside, the material of the first shell 2 is POM, the compact structure of the first shell 2 can effectively insulate the noise of the air pump, the second shell 3 is sleeved outside the first shell 2, the material of the second shell 3 is PUR, the second shell 3 forms soft insulation between the air pump and the mounting part, noise and vibration are prevented from being transmitted to the mounting structure through contact, air inlet holes 6 are left on the first shell 2 and the second shell 3, the air inlet demand of the air pump is met, the inner side part of the suspension rubber ring 1 of the air pump is sleeved outside the air pump, the outer side part is sleeved outside the first shell 2, the air pump is fixed in the radial direction through the structure of the four suspension columns 12, the air pump head and tail are pasted with the anti-collision sponge 4 to realize axial fixation, the air pipe rubber plug 5 is arranged at the matching position of the air pipe outlet of the air pump and the first shell 2, which is used for preventing the air pipe from colliding with the first shell 2 and making abnormal sound, and meanwhile, noise is prevented from being transmitted out from the gap.
[0033] The above is only a specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of the claims.
Claims
1. An air pump silencer and shock absorber structure, characterized in that: It includes a suspension rubber ring for installing an air pump, a first shell for silencing connected to the suspension rubber ring, and a second shell for shock absorption arranged outside the first shell. The suspension rubber ring includes a first fixed ring sleeved on the outside of the air pump, a suspension column connected to the first fixed ring, and a second fixed ring sleeved on the outside of the first shell connected to the suspension column.
2. The air pump noise reduction and vibration reduction structure according to claim 1, characterized in that: A plurality of raised ribs are provided on the inner periphery of the first fixing ring.
3. The air pump noise reduction and vibration reduction structure according to claim 1, characterized in that: The utility model also includes a sponge arranged outside the air pump.
4. The air pump noise reduction and vibration reduction structure according to claim 3, characterized in that: The sponge includes a front-end anti-collision sponge, a rear-end anti-displacement sponge, and a peripheral anti-collision sponge.
5. The air pump noise reduction and vibration reduction structure according to claim 1, characterized in that: The first shell includes a POM upper shell and a POM lower shell.
6. The air pump noise reduction and vibration reduction structure according to claim 1, characterized in that: The second shell includes a PUR upper shell and a PUR lower shell.
7. The air pump noise reduction and vibration reduction structure according to claim 1, characterized in that: A limiting ring is provided on the first fixing ring.
8. The air pump noise reduction and vibration reduction structure according to claim 1, characterized in that: The second shell is provided with a trachea rubber plug.
9. The air pump noise reduction and vibration reduction structure according to claim 1, characterized in that: The first shell and the second shell are both provided with air inlet holes.