CN213954305U - Elastic vibration isolation device for ship gear box - Google Patents

Abstract

The utility model discloses a boats and ships gear box elasticity vibration isolation device, including the gear box body, the equal fixedly connected with fixed plate in both sides of gear box body bottom, the bottom fixedly connected with elastic buffer block of fixed plate, elastic buffer block includes surface inoxidizing coating, stereoplasm rubber, soft rubber, strengthens steel mesh and buffer assembly, the central authorities of stereoplasm rubber inner chamber are provided with soft rubber. The utility model discloses a set up first backup pad, second backup pad, arc shock attenuation piece and elastic foam ball, can effectively promote elastic buffer block's buffer capacity, effectively promoted the shock-absorbing capacity of device, through setting up the stereoplasm rubber and strengthening the steel mesh, can promote elastic buffer block's support capacity, effectively promoted the stability of device, through setting up the surface protection layer, can play certain guard action to elastic buffer block, effectively promoted elastic buffer block's life.

Description

Elastic vibration isolation device for ship gear box

Technical Field

The utility model relates to a gear box technical field specifically is a boats and ships gear box elasticity vibration isolation device.

Background

In recent years, with the rapid development of technology, the vibration noise control requirements of military and civil industries on high-power ship gear boxes are more and more urgent, especially for military ships, the vibration noise control on mechanical equipment is more and more strict, the measures of passive vibration isolation for reducing an excitation source and the like which are commonly used at present are difficult to meet the requirements, especially for the gear boxes, the existing elastic vibration isolation device of the gear boxes has the defects of poor damping effect, difficult support and poor stability under the condition of completely using rubber for buffering, and certain limitations exist in the using process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a boats and ships gear box elasticity vibration isolation device, it is effectual to possess the shock attenuation, and stability is strong, and long service life's advantage has solved current gear box elasticity vibration isolation device and has that the shock attenuation effect is not good, uses rubber to carry out to exist again under the condition of buffering completely and is difficult to support, poor stability's phenomenon, has the problem of certain limitation in the use.

In order to achieve the above object, the utility model provides a following technical scheme: an elastic vibration isolation device for a ship gear box comprises a gear box body, wherein fixed plates are fixedly connected to two sides of the bottom of the gear box body, an elastic buffer block is fixedly connected to the bottom of each fixed plate and comprises a surface protective layer, hard rubber, soft rubber, a reinforced steel mesh and a buffer component, soft rubber is arranged in the center of an inner cavity of the hard rubber, the inner cavity of the soft rubber is provided with the reinforced steel mesh, the top and the bottom of the soft rubber are fixedly connected with the buffer component, the buffer component comprises a first supporting plate, a second supporting plate, an arc-shaped damping sheet and an elastic foam ball, the joint of the top of the arc-shaped damping sheet and the second supporting plate is fixed, the joint of the bottom of the arc-shaped damping sheet and the first supporting plate is fixed, the elastic foam ball is arranged between the first supporting plate and the second supporting plate, the outer side of the hard rubber is fixedly connected with a surface protective layer, and the surface protective layer comprises an oxidation resistant layer, a corrosion resistant layer and a heat insulating layer.

Preferably, the outer side of the oxidation resistant layer is fixedly connected with a corrosion resistant layer, and the outer side of the corrosion resistant layer is fixedly connected with a heat insulating layer.

Preferably, the thickness of the oxidation-resistant layer is 0.35mm, the thickness of the corrosion-resistant layer is 0.32mm, and the thickness of the thermal-protective layer is 0.45 mm.

Preferably, the bottom fixedly connected with mounting panel of elastic buffer block, installation preformed hole has all been seted up to the both sides on mounting panel surface.

Preferably, the reinforcing steel mesh is positioned at the midpoint of the elastic buffer block, and the surface of the reinforcing steel mesh is coated with antirust paint.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up first backup pad, second backup pad, arc shock attenuation piece and elastic foam ball, can effectively promote elastic buffer block's buffer capacity, effectively promoted the shock-absorbing capacity of device, through setting up the stereoplasm rubber and strengthening the steel mesh, can promote elastic buffer block's support capacity, effectively promoted the stability of device, through setting up the surface protection layer, can play certain guard action to elastic buffer block, effectively promoted elastic buffer block's life.

2. The utility model discloses an oxidation resisting layer's use, can avoid the elastic buffer block to receive the oxidation and damage, the oxidation resistance of elastic buffer block has effectively been promoted, use through corrosion resistant layer, can avoid the elastic buffer block to receive the corruption of acid-base material and damage, the corrosion resisting property of elastic buffer block has effectively been promoted, use through the insulating layer, can play isolated thermal effect, avoid external temperature higher to lead to the elastic buffer block to take place deformation, through setting up mounting panel and installation preformed hole, can make the device reach the fixed effect of being convenient for install, the convenience of device installation has effectively been promoted, confirm and paint anti-rust paint through the position to strengthening the steel mesh, can guarantee the compressive capacity of elastic buffer block, the toughness of elastic buffer block has effectively been promoted.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the elastic buffer block of the present invention;

fig. 3 is a partial cross-sectional view of the surface protection layer of the present invention.

In the figure: 1. a gear box body; 2. a fixing plate; 3. an elastic buffer block; 4. mounting a plate; 5. a surface protective layer; 6. hard rubber; 7. soft rubber; 8. reinforcing a steel mesh; 9. a buffer assembly; 10. a first support plate; 11. a second support plate; 12. an arc-shaped damping sheet; 13. a resilient foam ball; 14. an anti-oxidation layer; 15. a corrosion-resistant layer; 16. an insulating layer.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a gear box body 1, fixed plate 2, elastic buffer piece 3, mounting panel 4, surface protection layer 5, stereoplasm rubber 6, soft rubber 7, reinforcing steel mesh 8, buffering subassembly 9, first backup pad 10, second backup pad 11, arc shock attenuation piece 12, elastic foam ball 13, oxidation resisting layer 14, corrosion-resistant layer 15 and insulating layer 16 part are the general standard or the part that technical personnel in the field know, and its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, an elastic vibration isolation device for a ship gearbox comprises a gearbox body 1, wherein two sides of the bottom of the gearbox body 1 are fixedly connected with a fixing plate 2, the bottom of the fixing plate 2 is fixedly connected with an elastic buffer block 3, the bottom of the elastic buffer block 3 is fixedly connected with a mounting plate 4, two sides of the surface of the mounting plate 4 are respectively provided with a mounting reserved hole, the device can be conveniently mounted and fixed by arranging the mounting plate 4 and the mounting reserved holes, the convenience of mounting the device is effectively improved, the elastic buffer block 3 comprises a surface protection layer 5, hard rubber 6, soft rubber 7, a reinforcing steel mesh 8 and a buffer assembly 9, the soft rubber 7 is arranged in the center of the inner cavity of the hard rubber 6, the inner cavity of the soft rubber 7 is provided with a reinforcing steel mesh 8, the reinforcing steel mesh 8 is positioned in the center of the elastic buffer block 3, and the surface of the reinforcing steel mesh 8 is coated with anti-rust paint, the position of the reinforced steel mesh 8 is determined and the anti-rust paint is coated, the pressure resistance of the elastic buffer block 3 can be ensured, the toughness of the elastic buffer block 3 is effectively improved, the top and the bottom of the soft rubber 7 are fixedly connected with the buffer component 9, the buffer component 9 comprises a first support plate 10, a second support plate 11, an arc-shaped shock absorption sheet 12 and an elastic foam ball 13, the top of the arc-shaped shock absorption sheet 12 is fixed with the joint of the second support plate 11, the bottom of the arc-shaped shock absorption sheet 12 is fixed with the joint of the first support plate 10, the elastic foam ball 13 is arranged between the first support plate 10 and the second support plate 11, the outer side of the hard rubber 6 is fixedly connected with a surface protection layer 5, the surface protection layer 5 comprises an oxidation resistant layer 14, an anti-corrosion layer 15 and a heat insulation layer 16, the outer side of the oxidation resistant layer 14 is fixedly connected with the anti-corrosion layer 15, the outer side of the anti-corrosion layer 15 is fixedly connected with the heat insulation layer 16, the thickness of the oxidation resistant layer 14 is 0.35mm, the thickness of the corrosion resistant layer 15 is 0.32mm, the thickness of the thermal insulation layer 16 is 0.45mm, the elastic buffer block 3 can be prevented from being damaged by oxidation through the use of the oxidation resistant layer 14, the oxidation resistance of the elastic buffer block 3 is effectively improved, the damage of the elastic buffer block 3 caused by the corrosion of acid and alkali substances can be avoided through the use of the corrosion resistant layer 15, the corrosion resistance of the elastic buffer block 3 is effectively improved, the thermal insulation effect can be achieved through the use of the thermal insulation layer 16, the elastic buffer block 3 is prevented from being deformed due to high external temperature, the buffering capacity of the elastic buffer block 3 can be effectively improved through the arrangement of the first support plate 10, the second support plate 11, the arc-shaped shock absorption sheet 12 and the elastic foam balls 13, the shock absorption capacity of the device is effectively improved, through the arrangement of the hard rubber 6 and the reinforcing steel mesh 8, can promote the support ability of elastic buffer block 3, effectively promote the stability of device, through setting up surface protection layer 5, can play certain guard action to elastic buffer block 3, effectively promote elastic buffer block 3's life.

When the device is used, the oxidation resistant layer 14 is made of a polyurethane coating, the elastic buffer block 3 can be prevented from being damaged due to oxidation through the use of the oxidation resistant layer 14, the oxidation resistance of the elastic buffer block 3 is effectively improved, the corrosion resistant layer 15 is made of an epoxy resin coating, the elastic buffer block 3 can be prevented from being damaged due to corrosion of acid and alkali substances through the use of the corrosion resistant layer 15, the corrosion resistance of the elastic buffer block 3 is effectively improved, the thermal insulation layer 16 is made of a nano ceramic particle coating, the thermal insulation effect can be achieved through the use of the thermal insulation layer 16, the elastic buffer block 3 is prevented from being deformed due to high external temperature, the buffer capacity of the elastic buffer block 3 can be effectively improved through the use of the soft rubber 7, the arc-shaped shock absorption sheet 12 and the elastic foam balls 13, and the shock absorption capacity of the device is effectively improved, through setting up stereoplasm rubber 6 and strengthening the steel mesh 8, can promote the support ability and the toughness of elastic buffer piece 3, effectively promote the stability of device, through the cooperation of above-mentioned structure, can make the device reach the shock attenuation effectual, stability is strong, long service life's advantage is fit for using widely.

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 (5)

1. The utility model provides a boats and ships gear box elasticity vibration isolation device, includes gear box body (1), its characterized in that: the gearbox is characterized in that the fixing plates (2) are fixedly connected to two sides of the bottom of the gearbox body (1), the elastic buffer block (3) is fixedly connected to the bottom of the fixing plates (2), the elastic buffer block (3) comprises a surface protective layer (5), hard rubber (6), soft rubber (7), a reinforcing steel mesh (8) and a buffer component (9), the soft rubber (7) is arranged in the center of the inner cavity of the hard rubber (6), the reinforcing steel mesh (8) is arranged in the inner cavity of the soft rubber (7), the buffer component (9) is fixedly connected to the top and the bottom of the soft rubber (7), the buffer component (9) comprises a first supporting plate (10), a second supporting plate (11), an arc-shaped damping sheet (12) and an elastic foam ball (13), and the top of the arc-shaped damping sheet (12) is fixed to the joint of the second supporting plate (11), the bottom of arc shock attenuation piece (12) is fixed with the junction of first backup pad (10), be provided with between first backup pad (10) and second backup pad (11) elasticity foam ball (13), the outside fixedly connected with surface protection layer (5) of hard rubber (6), surface protection layer (5) include oxidation resisting layer (14), corrosion resistant layer (15) and insulating layer (16).

2. The elastic vibration isolation device for a ship gearbox according to claim 1, wherein: the outer side of the oxidation resistant layer (14) is fixedly connected with a corrosion resistant layer (15), and the outer side of the corrosion resistant layer (15) is fixedly connected with a heat insulating layer (16).

3. The elastic vibration isolation device for a ship gearbox according to claim 1, wherein: the thickness of the oxidation resistant layer (14) is 0.35mm, the thickness of the corrosion resistant layer (15) is 0.32mm, and the thickness of the thermal insulation layer (16) is 0.45 mm.

4. The elastic vibration isolation device for a ship gearbox according to claim 1, wherein: the bottom fixedly connected with mounting panel (4) of elastic buffer piece (3), the installation preformed hole has all been seted up to the both sides on mounting panel (4) surface.

5. The elastic vibration isolation device for a ship gearbox according to claim 1, wherein: the reinforcing steel mesh (8) is located in the center of the elastic buffer block (3), and antirust paint is coated on the surface of the reinforcing steel mesh (8).

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