Bow spring vibration isolator

Abstract

The utility model relates to the field of bow-shaped spring vibration isolators, in particular to a bow-shaped spring vibration isolator which comprises a base and a top seat, bow-shaped springs are symmetrically arranged between the base and the top seat, and a plurality of screw assemblies are installed at the top and the bottom of one side of each bow-shaped spring at equal intervals. L-shaped limiting plates are installed on the two sides of the adjacent faces of the base and the top base, and inserting rod assemblies are inserted between the base and the corresponding L-shaped limiting plates and between the top base and the corresponding bow springs. According to the bow-shaped spring vibration isolator, the L-shaped limiting plates are matched with the inserting rod assemblies, the bow-shaped springs can be detached and replaced after the bow-shaped spring vibration isolator is used for a period of time, and the bow-shaped springs can be conveniently detached from the corresponding base and the corresponding top base.

Description

TECHNICAL FIELD

[0001] The utility model relates to arch spring vibration isolator technical field especially relates to a kind of arch spring vibration isolator. BACKGROUND

[0002] The mechanism of the arch spring vibration isolator can refer to the utility model disclosed in the authorized announcement No. "CN217107980U", which is composed of two symmetrical arch spring steel plates, and the top seat and the bottom seat are welded on the arch spring steel plates. By setting the thickness and height of the arch spring steel plate, different load-bearing requirements and vibration isolation efficiency requirements can be met. The existing vibration isolator uses ordinary springs, which have high natural frequency and can cause solid sound transmission and low vibration isolation efficiency. After installing the spring shock absorber in many devices, vibration and solid sound transmission still affect other areas, causing secondary vibration pollution.

[0003] However, the arch spring in the above-mentioned arch spring vibration isolator is welded, which is not convenient to disassemble and replace when damaged. SUMMARY

[0004] The utility model aims at solving the shortcomings in the prior art and provides an arch spring vibration isolator.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] An arch spring vibration isolator includes a bottom seat and a top seat. Symmetrical arch springs are arranged between the bottom seat and the top seat. Multiple screw rod assemblies are installed at equal distances on the top and bottom of one side of the arch spring.

[0007] L-shaped limit plates are installed on both sides of the adjacent surfaces of the bottom seat and the top seat. Plug rod assemblies are inserted between the bottom seat, the top seat, the corresponding L-shaped limit plates, and the arch spring.

[0008] The plug rod assembly includes a fixed plate. Multiple limit plug rods II are installed at equal distances on the top of one side of the fixed plate. Multiple limit plug rods I are installed at equal distances on the bottom of one side of the fixed plate. An extension plate is fixedly installed at the bottom of the fixed plate. A limit piece is arranged in the extension plate. The limit piece is threadedly connected to the corresponding bottom seat and top seat.

[0009] In addition, the preferred structure is that the bottom seat and the top seat are symmetrically arranged, and rubber pads are arranged on the back adjacent surfaces of the bottom seat and the top seat.

[0010] In addition, the preferred structure is that a clamping groove is formed in the L-shaped limit plate on the side located at the arch spring, and a through hole is formed in the L-shaped limit plate on the side located at the screw rod assembly.

[0011] In addition, preferably, the limiting member comprises a fixed rod, a limiting screw rod and a handle are fixedly installed on both sides of the fixed rod, and a limiting ring is fixedly sleeved on the outer wall of the fixed rod.

[0012] In addition, preferably, a through hole is formed in the fixed rod in the extension plate, and a movable cavity is formed in the limiting ring in the extension plate.

[0013] In addition, preferably, a slot is formed in the limiting plug rod two in the arc spring.

[0014] The utility model discloses beneficial effects are:

[0015] In the utility model, through the setting of L type limiting plate and plug rod assembly, the arc spring can be disassembled and replaced after the arc spring vibration isolator is used for a period of time, and the arc spring and the corresponding base and top can be conveniently disassembled and assembled. DRAWINGS

[0016] Fig. 1 A structure diagram of the arc spring vibration isolator is provided for the utility model;

[0017] Fig. 2 A split structure diagram of the arc spring vibration isolator is provided for the utility model;

[0018] Fig. 3 A structure diagram of the plug rod assembly.

[0019] In the drawing: 1, base, 2, top, 3, L type limiting plate, 4, plug rod assembly, 41, fixed plate, 42, limiting plug rod one, 43, limiting plug rod two, 44, extension plate, 45, limiting member, 5, arc spring, 51, screw rod assembly, 6, rubber pad. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] Referring to Figs. 1-3 An arc spring vibration isolator comprises a base 1 and a top 2, the base 1 and the top 2 are symmetrically provided with an arc spring 5, and a plurality of screw rod assemblies 51 are installed at the top and the bottom of one side of the arc spring 5 at equal distances. The structure of the arc spring 5 can refer to the utility model disclosed in the authorized announcement No. "CN217107980U", which discloses an arc spring vibration isolator, so the utility model will not be described in detail.

[0022] Meanwhile, the two sides of the adjacent surfaces of the base 1 and the top base 2 are provided with L-shaped limiting plates 3, and the base 1 and the top base 2 are inserted with plug rod assemblies 4 between the corresponding L-shaped limiting plates 3 and the arc springs 5.

[0023] Meanwhile, the plug rod assembly 4 comprises a fixed plate 41, a plurality of limiting plug rods two 43 are installed on one side of the fixed plate 41, a plurality of limiting plug rods one 42 are installed on the other side of the fixed plate 41, an extension plate 44 is fixedly installed at the bottom of the fixed plate 41, a limiting piece 45 is arranged in the extension plate 44, and the limiting piece 45 is threadedly connected with the corresponding base 1 and the top base 2.

[0024] In addition, the base 1 and the top base 2 are symmetrically arranged, and rubber pads 6 are arranged on the back adjacent surfaces of the base 1 and the top base 2.

[0025] In addition, a clamping groove is formed at the arc spring 5 on one side of the L-shaped limiting plate 3, and a through hole is formed at the screw rod assembly 51 in the L-shaped limiting plate 3.

[0026] Further, the limiting piece 45 comprises a fixed rod, limiting screws and handles are fixedly installed on the two sides of the fixed rod, and a limiting ring is fixedly sleeved on the outer wall of the fixed rod.

[0027] Further, a through hole is formed at the fixed rod in the extension plate 44, and a movable cavity is formed at the limiting ring in the extension plate 44.

[0028] Meanwhile, a plug slot is formed at the limiting plug rod two 43 in the arc spring 5.

[0029] Among them, it is worth noting that the screw rod assembly 51 comprises a screw rod body and a nut, the nut is threadedly connected with the screw rod body, and the screw rod assembly is an existing technology on the market, and does not belong to the main technical problems to be solved in the utility model, therefore, the utility model does not add much description.

[0030] Threaded grooves are formed at the corresponding limiting screws on the two sides of the top base and the base, and the threaded grooves are threadedly connected with the limiting screws.

[0031] In this embodiment, through the cooperation of the L-shaped limiting plate 3 and the plug rod assembly 4, the arc spring 5 can be disassembled and replaced after the arc spring vibration isolator is used for a period of time, and the disassembly and assembly of the arc spring 5 and the corresponding base 1 and top base 2 are convenient.

[0032] Among them, the two ends of the arc spring 5 are respectively inserted with the L-shaped limiting plates 3 of the top base and the base, and are preliminarily fixed by the screw rod assembly 51, and the L-shaped limiting plate 3 ensures the stability between the arc spring 5 and the corresponding top base 2 and base 1.

[0033] Then the limiting plug rod assembly 4 is inserted, and the limiting plug rod two of the plug rod assembly 41 is aligned with the L-shaped limiting plate 3, the limiting plug rod one 42 is aligned with the corresponding top seat 2 or the bottom seat 1, and then the plug rod assembly is inserted, until the limiting screw is close to the corresponding top seat or the bottom seat, and the plug rod assembly is inserted, in the process of inserting, the handle is held to drive the limiting screw to rotate, so that the plug rod assembly is limited with the corresponding bottom seat or the top seat through the limiting screw, and the arc spring 5 is limited with the corresponding top seat, the bottom seat through the plug rod assembly, and the stability of the arc spring 5 after installation is ensured.

[0034] In the utility model, through the setting of the L-shaped limiting plate 3 and the plug rod assembly 4, when the arc spring vibration isolator is used for a period of time or is damaged, the arc spring 5 can be disassembled and replaced, and the arc spring 5 and the corresponding bottom seat 1 and top seat 2 can be conveniently disassembled and assembled.

[0035] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A bow spring vibration isolator comprising a base (1), a top seat (2), characterized in that, Symmetrically arranged between the base (1), top seat (2) is provided with arcuate spring (5), and the top, bottom of one side of arcuate spring (5) are installed with multiple screw rod assemblies (51) at equal distance; The two sides of the adjacent surfaces of the base (1), top seat (2) are installed with L-shaped limiting plates (3), and the base (1), top seat (2) and the corresponding L-shaped limiting plates (3), arcuate springs (5) are inserted with plug rod assemblies (4); The plug rod assembly (4) comprises a fixed plate (41), a plurality of limiting plug rods two (43) are installed on one side of the fixed plate (41) at equal distance, a plurality of limiting plug rods one (42) are installed on the lower side of the fixed plate (41) at equal distance, an extension plate (44) is fixedly installed on the bottom of the fixed plate (41), a limiting piece (45) is arranged in the extension plate (44), and the limiting piece (45) is threadedly connected with the corresponding base (1) and top seat (2).

2. A bow spring vibration isolator according to claim 1, wherein The base (1) and the top seat (2) are symmetrically arranged, and the back adjacent surfaces of the base (1) and the top seat (2) are provided with rubber pads (6).

3. A bow spring isolator as claimed in claim 1, wherein, The L-shaped limiting plate (3) is provided with a clamping groove on one side at the arcuate spring (5), and a through hole is formed through the screw rod assembly (51) in the L-shaped limiting plate (3).

4. A bow spring isolator as set forth in claim 1, wherein, The limiting piece (45) comprises a fixed rod, a limiting screw rod and a handle are fixedly installed on the two sides of the fixed rod respectively, and a limiting ring is fixedly sleeved on the outer wall of the fixed rod.

5. A bow spring isolator as set forth in claim 1 wherein, A through hole is formed through the fixed rod in the extension plate (44), and a movable cavity is formed in the extension plate (44) at the limiting ring.

6. A bow spring isolator as set forth in claim 1 wherein, The arcuate spring (5) is provided with a plug slot formed through the limiting plug rod two (43).

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