CN212839170U

CN212839170U - Vehicle-mounted vibration isolation block

Info

Publication number: CN212839170U
Application number: CN202021628217.4U
Authority: CN
Inventors: 刘鑫; 张孝月; 王方宇; 耿勇
Original assignee: Dongsen Shiyan Automotive Seals Co ltd
Current assignee: Dongsen Shiyan Automotive Seals Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-03-30
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a vehicle opposite-mounted vibration isolation block, which relates to the technical field of automobile parts and comprises a supporting tube, wherein rubber cushion blocks are arranged at two ends of the supporting tube relatively, each rubber cushion block comprises an inner cylinder, and a socket for inserting the supporting tube is arranged in the inner cylinder; the outside of interior cylinder is provided with inflation portion, and the outer terminal surface of inflation portion encircles the interval and is provided with a plurality of first bosss, and the interior terminal surface of inflation portion encircles the interval and is provided with a plurality of second bosss, and first boss and the crisscross setting of second boss.

Description

Vehicle-mounted vibration isolation block

Technical Field

The utility model relates to an automobile parts technical field, specifically automobile-used to adorn formula vibration isolating block.

Background

An automotive Engine Control Module (ECM) and an aftertreatment system are mounted to the engine or frame. When the vehicle is running, the rough road surface and vibrations caused by the running of the engine are transmitted to the ECM and the aftertreatment system, and damage is caused to the ECM and the aftertreatment system.

Therefore, there is a need to add vibration isolation elements between the ECM, aftertreatment system and the components connected thereto to isolate the road surface from vibration damage from the engine and to improve the service life of the components.

At present, the vibration isolation element adopts a butt-mounted simple cylindrical cushion block structure with integrally vulcanized gaskets and supporting pipes or non-integrally vulcanized gaskets. The rigidity is changed by adjusting the hardness of the rubber material. A lower stiffness gives a better vibration isolation, but this requires a very soft rubber material to achieve. When the hardness of the rubber material is low, the tear strength is reduced, the workability is deteriorated, the difficulty of the manufacturing process is increased, and the durability of the rubber part is lowered.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide an automobile-used to adorning formula vibration isolation piece improves the vibration isolation effect, improves part life's device.

In order to achieve the above purpose, the utility model adopts the technical proposal that: a pair of assembled vibration isolation blocks for vehicles comprises a supporting tube, wherein rubber cushion blocks are oppositely arranged at two ends of the supporting tube, each rubber cushion block comprises an inner cylinder, and a socket for inserting the supporting tube is arranged in the inner cylinder; the outer side of the inner cylinder is provided with an expansion part, a plurality of first bosses are arranged on the outer end face of the expansion part at intervals in a surrounding mode, a plurality of second bosses are arranged on the inner end face of the expansion part at intervals in a surrounding mode, and the first bosses and the second bosses are arranged in a staggered mode.

The further improvement lies in that: the first boss and the second boss are both in a trapezoidal structure.

The further improvement lies in that: and a gap is formed between the second boss and the inner cylinder.

The further improvement lies in that: the expansion part is positioned at one end of the outer side of the inner cylinder far away from the supporting tube.

The further improvement lies in that: the outer side of the inner cylinder is provided with a plurality of convex ribs at intervals along the axial direction.

The further improvement lies in that: one end, far away from the supporting tube, of the rubber cushion block is provided with a metal gasket, and the metal gasket is provided with a through hole for a bolt to penetrate through.

The further improvement lies in that: the area of the metal gasket is larger than that of the rubber cushion block.

The beneficial effects of the utility model reside in that:

the utility model discloses the terminal surface adopts unique each other staggered boss structural design under the rubber cushion, has greatly improved the structural deformation of rubber cushion, has improved the durability of part. The rigidity can be realized by the combination of the length of the supporting tube, the number and the shape of the bosses and the position relation between the upper part and the lower part. A wide range of stiffness can be obtained.

Drawings

FIG. 1 is a schematic structural view of a pair-mounted vibration-isolating block for a vehicle according to an embodiment of the present invention;

FIG. 2 is an exploded view of the vibration isolation block for a vehicle according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a rubber cushion block in an embodiment of the present invention;

fig. 4 is a cross-sectional view of the rubber pad in the embodiment of the present invention.

Reference numerals:

1-supporting a tube; 2-rubber cushion blocks; 21-inner cylinder; 22-an expansion part; 23-a first boss; 24-a second boss; 25-ribs; 26-a socket; 3-a metal gasket; 31-through hole.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.

Referring to fig. 1 and 2, the embodiment of the present invention provides a pair-mounted vibration isolation block for a vehicle, which includes a support tube 1, rubber pads 2 disposed at opposite ends of the support tube 1,

referring to fig. 3 and 4, the rubber spacer 2 includes an inner cylinder 21, and a socket 26 for inserting the support tube 1 is provided in the inner cylinder 21; the outer side of the inner cylinder 21 is provided with an expansion 22, in particular the expansion 22 is located at the end of the outer side of the inner cylinder 21 remote from the support tube 1. The outer end face of inflation portion 22 encircles the interval and is provided with a plurality of first bosss 23, and the inner end face of inflation portion 22 encircles the interval and is provided with a plurality of second bosss 24, and first boss 23 and second boss 24 staggered arrangement. Specifically, the first boss 23 and the second boss 24 are both in a trapezoidal structure. There is a gap between the second boss 24 and the inner cylinder 21. The outer side of the inner cylinder 21 is provided with a plurality of ribs 25 at intervals in the axial direction.

Specifically, one end of the rubber cushion block 2, which is far away from the support tube 1, is provided with a metal gasket 3, and the metal gasket 3 is provided with a through hole 31 for a bolt to pass through. The area of the metal gasket 3 is larger than that of the rubber cushion block 2. After the supporting tube is pre-tightened by the bolt, bosses staggered with the two end faces of the rubber cushion block are deformed structurally, and rigidity is provided.

The utility model discloses a theory of operation does:

the utility model discloses automobile-used to adorn formula vibration isolation piece for providing adjustable rigidity for aftertreatment and ECM module etc. according to adopting different stay tube length, different rigidity demands are obtained to upper and lower terminal surface, interior cylinder surface boss quantity, height and area size on the cushion.

The utility model discloses automobile-used to adorn formula vibration isolation piece comprises upper and lower rubber cushion, stay tube and upper and lower metal gasket triplex. The part to be isolated by the vibration is located between upper and lower rubber cushion, and after the stay tube was through bolt pretension, the boss that rubber cushion both ends face staggers each other takes place structural deformation, provides rigidity. The small cylinder of the cushion block mainly provides radial rigidity, and the rigidity can be realized through the number and the height of the bosses on the small cylinder and the wall thickness of the rubber.

In the description of the specification, reference to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.

Claims

1. The utility model provides an automobile-used to dress formula vibration isolation piece, includes stay tube (1), the both ends of stay tube (1) are provided with rubber pad (2) relatively, its characterized in that: the rubber cushion block (2) comprises an inner cylinder (21), and a socket (26) for inserting the supporting tube (1) is arranged in the inner cylinder (21); the outer side of the inner cylinder (21) is provided with an expansion part (22), a plurality of first bosses (23) are arranged on the outer end face of the expansion part (22) in a surrounding mode at intervals, a plurality of second bosses (24) are arranged on the inner end face of the expansion part (22) in a surrounding mode at intervals, and the first bosses (23) and the second bosses (24) are arranged in a staggered mode.

2. The opposite-mounting type vibration-isolating block for vehicle according to claim 1, wherein: the first boss (23) and the second boss (24) are both in a trapezoidal structure.

3. The opposite-mounting type vibration-isolating block for vehicle according to claim 1, wherein: the second boss (24) and the inner cylinder (21) have a gap therebetween.

4. The opposite-mounting type vibration-isolating block for vehicle according to claim 1, wherein: the expansion part (22) is positioned at one end of the outer side of the inner cylinder (21) far away from the support tube (1).

5. The opposite-mounting type vibration-isolating block for vehicle according to claim 1, wherein: the outer side of the inner cylinder (21) is provided with a plurality of convex ribs (25) at intervals along the axial direction.

6. The opposite-mounting type vibration-isolating block for vehicle according to claim 1, wherein: one end, far away from the supporting pipe (1), of the rubber cushion block (2) is provided with a metal gasket (3), and the metal gasket (3) is provided with a through hole (31) for a bolt to penetrate through.

7. The opposite-mounting type vibration-isolating block for vehicle according to claim 6, wherein: the area of the metal gasket (3) is larger than that of the rubber cushion block (2).