CN218861231U - High elasticity and strong rubber vibration isolator of stability - Google Patents

Abstract

The utility model discloses a high elasticity and strong rubber vibration isolator of stability, including the base plate, all be equipped with five first elastic blocks of group in the middle of the top of base plate and the bottom, the equal fixed mounting of four corners in top and the bottom of base plate has the second elastic block, and a set of in the middle of lieing in five first elastic blocks of group transversely is provided with five first elastic blocks, and two sets of elastic blocks that lie in both sides in five first elastic blocks of group are become by four first elastic block respectively. The above structure of the utility model is adopted, through setting up the mutual fixed connection of reinforcement piece between first elasticity piece and the second elasticity piece, make during the use, the conflict is dragged to the accessible reinforcement piece, and then makes every first elasticity piece and second elasticity piece can form a netted whole when the atress, and then improves its comprehensive strength, set up its normal function that can keep its every elasticity piece for the frustum shape simultaneously, compare in original technical scheme, this technical scheme overall stability is better.

Description

High elasticity and strong rubber vibration isolator of stability

Technical Field

The utility model belongs to the technical field of the damping fastener, in particular to high elasticity and strong rubber vibration isolator of stability.

Background

The rubber vibration isolation pad is a core part of the vibration damping fastener, and has good vibration isolation performance while ensuring driving safety. Whether the rubber vibration isolator can successfully realize the two functions is completely determined by the mechanical property curve of the rubber vibration isolator. The two major factors determining the mechanical property curve of the rubber vibration isolator are as follows: selecting a rubber material; and (4) designing the appearance of the rubber. Wherein, the rubber has various types, and different formulas and manufacturing processes correspond to different rubber materials and different mechanical properties and chemical properties. For the same rubber material, when the geometric shape and the size are different, the mechanical characteristic curves of the rubber material are different, for example, the diameter of the bottom surface of the circular truncated cone-shaped rubber is more than 1mm or less than 1mm, the inclination of the side surface of the circular truncated cone is more than 0.5 degree and less than 0.5 degree, the height of the circular truncated cone is more than 1mm and less than 1mm, and the fatigue-resistant bearing capacity and the mechanical curve of the rubber material are different greatly. For specific rubber materials and specific design indexes, how to design a reasonable appearance structure form becomes important design content of the rubber vibration isolator.

The rubber damping pad is the core element of the damping fastener, and determines the damping capacity, driving safety, fatigue life and service life of the fastener. The problem is how to design the rubber pad meeting the design index under the unique reserved space limit;

the patent number is "CN201821498636.3" subway vehicle section storehouse interior line rubber vibration isolator for rail damping fastener, sets up in the rubber circular cone platform of rubber slab both ends face including rubber slab and symmetry, the rubber slab is octagonal structure, and its marginal interval is provided with the arc recess, the rubber circular cone platform is according to array close-packed mode equipartition on the rubber slab, and wherein arc recess the central axis is corresponding with two adjacent rubber circular cone platform's tangent line. The shape of the rubber plate is designed into an octagonal structure, the shape of the rubber plate is matched with the shape of a reserved groove of a base iron base plate for mounting the rubber plate, the low-rigidity characteristic of the rubber cone frustum can be fully exerted within the normal working range of train load, and the rubber cone frustum has good vibration isolation capability;

although the technical scheme can give full play to the low rigidity characteristic of the rubber cone frustum and has good vibration isolation capability, the integral structure of the rubber cone frustum is made of rubber, and the rubber cone frustum has good buffering and vibration isolation capability, but the integral stability of the rubber cone frustum is poor in the application of a viaduct, the train loads of different vehicle sections under different working conditions on the viaduct are different from the train load of the viaduct, and the vehicle speeds are different, so that the rubber cone frustum is extremely easy to excessively deform or break during use, the normal use of the rubber cone frustum can be influenced, and the rubber cone frustum needs to be improved.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing a high elasticity and strong rubber vibration isolator of stability to overall structure adopts rubber to make among the solution prior art, though has better buffering vibration isolation ability, but its overall stability is relatively poor, and during the use, rubber is very easily excessively out of shape or takes place the damaged condition, therefore can influence its problem of normal use.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a high elasticity and strong rubber vibration isolator of stability, includes the base plate, all be equipped with five first elastic blocks of group in the middle of the top of base plate and the bottom, the top of base plate and the equal fixed mounting of four corners in bottom have the second elastic block, five groups a set of in the middle of lieing in the first elastic block transversely is provided with five first elastic blocks, five groups two sets of elastic blocks that lie in both sides in the first elastic block comprise four first elastic block respectively, all through the mutual fixed connection of reinforcement piece, five groups between first elastic block and the second elastic block also through the mutual fixed connection of reinforcement piece between the first elastic block.

Further, as a preferred technical solution, the first elastic block and the second elastic block are circular in plan view, and both ends of the front surfaces of the first elastic block and the second elastic block are shaped like convex arcs.

Further, as a preferred technical solution, the base plate is arc-shaped in plan view, and the front and rear ends of both sides of the base plate are arc-shaped.

Further, as a preferred technical scheme, the base plate includes a reinforcing plate, elastic plates are fixedly mounted at the top and the bottom of the reinforcing plate, and the outer side of each elastic plate is fixedly connected with the inner sides of the first elastic block and the second elastic block.

Further, as a preferred technical scheme, the reinforcing plate is a stainless steel plate, and the elastic plate, the first elastic block and the second elastic block are all natural elastic blocks with shore hardness of 40-55.

Furthermore, as a preferred technical solution, the substrate further includes a reinforcing protrusion, the reinforcing protrusion is respectively inserted into the inner sides of the first elastic block and the second elastic block, and the inner end of the reinforcing protrusion penetrates through the elastic blocks and is fixedly connected with the top and the bottom of the reinforcing plate.

Furthermore, as preferred technical scheme, consolidate the lug and be located the equal fixed mounting of inside both ends of first elastic block and second elastic block and have the limiting plate.

To sum up, the utility model discloses mainly have following beneficial effect:

firstly, the first elastic block and the second elastic block are fixedly connected with each other through the reinforcing block, so that the first elastic block and the second elastic block can be pulled and abutted through the reinforcing block during use, each first elastic block and each second elastic block can form a net-shaped whole body when stressed, the comprehensive strength of the net-shaped whole body is improved, and meanwhile, the frustum shape of the net-shaped whole body is set to keep the normal function of each elastic block, and compared with the original technical scheme, the technical scheme has better overall stability;

the second, through setting up the base plate for when using, the support is strutted to the elastic plate to the gusset plate of accessible stainless steel material, and the elastic plate has better elasticity during the use simultaneously, can keep its performance of buffering vibration isolation, and at first elastic block and the inside interlude of second elastic block and consolidate lug and limiting plate, can assist and carry out further support to first elastic block and second elastic block and strengthen, thereby keep the high-strength stability of vibration isolator pad.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

Reference numerals: 1. the base plate, 11, reinforcing plate, 12, elastic plate, 13, reinforcement lug, 14, limiting plate, 2, first elastic block, 3, second elastic block, 4, reinforcing block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the rubber vibration isolator with high elasticity and high stability in the present embodiment includes a substrate 1, five groups of first elastic blocks 2 are respectively disposed in the middle of the top and the bottom of the substrate 1, second elastic blocks 3 are respectively fixedly mounted at four corners of the top and the bottom of the substrate 1, one group in the middle of the five groups of first elastic blocks 2 is transversely provided with five first elastic blocks 2, two groups of elastic blocks on two sides of the five groups of first elastic blocks 2 are respectively composed of four first elastic blocks 2, the first elastic blocks 2 and the second elastic blocks 3 are respectively fixedly connected with each other through reinforcing blocks 4, and the five groups of first elastic blocks 2 are also fixedly connected with each other through reinforcing blocks 4.

Through setting up between first elastic block 2 and the second elastic block 3 through reinforcing block 4 mutual fixed connection, make during the use, accessible reinforcing block 4 drags the conflict, and then makes every first elastic block 2 and second elastic block 3 can form a netted whole when the atress, and then improves its comprehensive strength, sets up its normal function that can keep its every elastic block for the frustum shape simultaneously, compares in original technical scheme, and this technical scheme overall stability is better.

Example 2

Referring to fig. 1 to 3, on the basis of embodiment 1, in order to achieve the purpose of improving the strength of the present vibration isolator, in this embodiment, an innovative design is performed on a first elastic block 2 and a second elastic block 3, specifically, the top view shape of the first elastic block 2 and the second elastic block 3 is circular, the two ends of the front surface of the first elastic block 2 and the two ends of the front surface of the second elastic block 3 are convex arcs, the top view shape of the base plate 1 is arc-shaped, and the front end and the rear end of the two sides of the base plate 1 are both arc-shaped; overlooking shapes through setting up first elastic block 2 and second elastic block 3 are circular and positive both sides shape is the evagination arc, makes its bottom whole area great, and the whole area in top is less to make it have the stability of whole excellence, facilitate the use, be the arc through the edges and corners department that sets up base plate 1, can make edges and corners department comparatively level and smooth, facilitate the use.

Example 3

Referring to fig. 1 to 3, in the present embodiment, on the basis of embodiment 2, in order to achieve the purpose of further improving the strength of the vibration isolator, the present embodiment performs an innovative design on a substrate 1, specifically, the substrate 1 includes a reinforcing plate 11, elastic plates 12 are fixedly mounted at the top and the bottom of the reinforcing plate 11, the outer sides of the elastic plates 12 are fixedly connected with the inner sides of a first elastic block 2 and a second elastic block 3, the reinforcing plate 11 is a stainless steel plate, the elastic plates 12, the first elastic block 2 and the second elastic block 3 all use natural elastic blocks with shore hardness of 40 to 55, the substrate 1 further includes reinforcing bumps 13, the reinforcing bumps 13 are respectively inserted into the inner sides of the first elastic block 2 and the second elastic block 3, the inner ends of the reinforcing bumps 13 penetrate through the elastic blocks and are fixedly connected with the top and the bottom of the reinforcing plate 11, and limiting plates 14 are fixedly mounted at both ends of the reinforcing bumps 13 located inside the first elastic block 2 and the second elastic block 3; can carry out the auxiliary stay to elastic plate 12 through setting up gusset plate 11, set up elastic plate 12 simultaneously and can assist the stability that improves first elastic block 2 and second elastic block 3, through setting up corrosion resistant plate, can improve gusset plate 11's stability, first elastic block 2 and second elastic block 3 and hardness through setting up natural rubber are 40 ~ 55, it carries out the vibration isolation buffering to be convenient for it, peg graft in the inside of first elastic block 2 and second elastic block 3 through setting up reinforcing lug 13, can assist and improve its holistic use strength, facilitate the use, both ends through setting up first elastic block 2 and the inside reinforcing lug 13 of second elastic block 3 are equipped with limiting plate 14, can improve reinforcing lug 13 in the whole supporting strength of first elastic block 2 and second elastic block 3, and then further improvement its stability.

The use principle and the advantages are as follows: this technical scheme is through setting up the mutual fixed connection of reinforcement piece 4 between first elastic block 2 and the second elastic block 3, make during the use, accessible reinforcement piece 4 drags the conflict, and then make every first elastic block 2 and second elastic block 3 can form a netted whole when the atress, and then improve its comprehensive strength, set up it simultaneously and can keep the normal function of every elastic block thereof for the frustum shape, and during the use, still can strut the support to elastic plate 12 through stainless steel's reinforcing plate 11, elastic plate 12 has better elasticity during the use simultaneously, can keep its performance of buffering vibration isolation, and it consolidates lug 13 and limiting plate 14 to alternate in first elastic block 2 and second elastic block 3's inside, can assist and carry out further enhancement to first elastic block 2 and second elastic block 3, thereby keep the high strength stability of vibration isolation pad, the collocation of first elastic block and elastic block is used, can improve holistic stability, this department needs protect it, and adopt the tapering design, different rigidity that can change, the tapering adjustment of vibration isolation pad, also need protect this tapering adjustment, this rubber pad size of load needs to be protected. When the first elastic block and the second elastic block are loaded, the protruding parts can deform and expand, and the protruding parts can be mutually extruded between the protruding parts, so that nonlinear rigidity is realized. The elastic plate layer is constituteed, the first layer is the elastic layer, provide elasticity, the second floor is the fibre cloth, guarantee the wholeness of surperficial boss, the third layer is the base plate layer, the rubber on base plate layer is harder relatively, so, upper and lower boss is when warping, holistic bearing capacity, the fourth layer is the fibre cloth, fifth layer or elastic layer, this department needs to protect my this kind of structure, the base plate layer can try rubber, metal and other materials on the while, need protect.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A high elasticity and strong rubber vibration isolator of stability which characterized in that: including base plate (1), all be equipped with first elastic block of five groups (2) in the middle of the top of base plate (1) and the bottom, the equal fixed mounting in top and the four corners in bottom of base plate (1) has second elastic block (3), five groups a set of in the middle of lieing in first elastic block (2) transversely is provided with five first elastic block (2), five groups two sets of elastic block that lie in both sides in first elastic block (2) comprise four first elastic block (2) respectively, all through reinforcing block (4) mutual fixed connection, five groups between first elastic block (2) and the second elastic block (3) also through reinforcing block (4) mutual fixed connection.

2. The highly elastic and stable rubber vibration isolator as claimed in claim 1, wherein: the overlooking shapes of the first elastic block (2) and the second elastic block (3) are circular, and the shapes of two ends of the front surfaces of the first elastic block (2) and the second elastic block (3) are convex arcs.

3. The highly elastic and stable rubber vibration isolator as claimed in claim 1, wherein: the overlooking shape of the substrate (1) is arc, and the front end and the rear end of each of two sides of the substrate (1) are both arc-shaped.

4. The highly elastic and stable rubber vibration isolator as claimed in claim 1, wherein: the base plate (1) comprises a reinforcing plate (11), elastic plates (12) are fixedly mounted at the top and the bottom of the reinforcing plate (11), and the outer sides of the elastic plates (12) are fixedly connected with the inner sides of the first elastic blocks (2) and the second elastic blocks (3).

5. The highly elastic and stable rubber vibration isolator as claimed in claim 4, wherein: the reinforcing plate (11) is a stainless steel plate, and the elastic plate (12), the first elastic block (2) and the second elastic block (3) are all made of natural rubber or synthetic rubber with the Shore hardness of 40-55.

6. The highly elastic and stable rubber vibration isolator as claimed in claim 4, wherein: the base plate (1) further comprises a reinforcing convex block (13), the reinforcing convex block (13) is respectively inserted into the inner sides of the first elastic block (2) and the second elastic block (3), and the inner end of the reinforcing convex block (13) penetrates through the elastic blocks and is fixedly connected with the top and the bottom of the reinforcing plate (11).

7. The high elasticity and high stability rubber vibration isolator as claimed in claim 6, wherein: and the reinforcing convex block (13) is positioned at the two ends of the first elastic block (2) and the second elastic block (3) and is fixedly provided with a limiting plate (14).

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