A stacked limiter

Abstract

An embodiment of the present application discloses a stacked limiter, which belongs to the technical field of vibration and noise control. The limiter is applicable to limiting vibration isolation devices and includes: an upper base, the upper end of the upper base is connected to the device to be limited, and a limiting boss is provided at the lower end of the upper base; a lower base, the upper base is installed on the upper end of the lower base, and the upper base and the lower base are assembled to form a limiting cavity, and the limiting boss is arranged in the limiting cavity; a laminated plate assembly, the laminated plate assembly is arranged on the outer wall of the limiting boss; a measuring assembly, the measuring assembly is arranged on the lower base; a connecting assembly, the connecting assembly is arranged on the lower base. By assembling the upper base and the lower base to form a limiting cavity, connecting the upper end of the upper base to the device to be limited, and fixing the limiting boss at the lower end of the upper base in the limiting cavity, the device can be limited in six directions: up and down, left and right, and front and back.

Description

Technical Field

[0001] This application relates to the technical field of vibration and noise control, and particularly to a laminated limiter. Background Art

[0002] The development trend of vibration isolation devices is low frequency. While improving the vibration isolation effect, the stability of the device is reduced. The displacement of the vibration isolation device will increase under inclined and impact conditions, which may damage the equipment and pipelines. Therefore, a limiter is usually required to protect the vibration isolation device.

[0003] The vibration isolation device requires the limiter to have the characteristics of multi-directional limitation, convenient clearance adjustment, compact structure, convenient maintenance, and long service life. The current limiter cannot meet the above requirements. Summary of the Invention

[0004] The purpose of this application is to provide a laminated limiter to solve the technical problems existing in the prior art: namely, how to solve the technical problems that the limiter cannot achieve multi-directional limitation and convenient clearance adjustment.

[0005] To solve the above technical problems, this application adopts the following technical solutions:

[0006] The first aspect of the embodiment of this application provides a laminated limiter, including: an upper base, the upper end of the upper base is connected to the equipment to be limited, and a limiting boss is provided at the lower end of the upper base; a lower base, the upper base is installed on the upper end of the lower base, the upper base and the lower base are assembled to form a limiting cavity, and the limiting boss is arranged in the limiting cavity; a laminated plate assembly, the laminated plate assembly is arranged on the outer wall of the limiting boss; a measuring assembly, the measuring assembly is arranged on the lower base; a connecting assembly, the connecting assembly is arranged on the lower base.

[0007] In some embodiments, the lower base is formed by splicing two symmetric semi-cavities, an opening is provided at the upper end of the lower base, and the limiting boss passes through the opening and is arranged in the limiting cavity.

[0008] In some embodiments, the laminated plate assembly includes: an upper laminated plate, the upper laminated plate is fixed to the upper end of the limiting boss; a side laminated plate, the side laminated plate is fixed to the four sides of the limiting boss; a lower laminated plate, the lower laminated plate is fixed to the lower end of the limiting boss.

[0009] In some embodiments, the connecting assembly includes: a lower connecting unit, the lower connecting unit is used to connect the base; a side connecting unit, the side connecting unit is used to connect the side equipment.

[0010] In some embodiments, the lower connecting unit includes a first mounting ear extending outward from the bottom of the lower base, and a first mounting hole is provided on the first mounting ear.

[0011] In some embodiments, the side connecting unit includes a second mounting ear extending from the side of the lower base, and a second mounting hole is provided on the second mounting ear.

[0012] In some embodiments, the measuring assembly includes: a first measuring hole provided on the side of the lower base; a second measuring hole provided on the bottom of the lower base.

[0013] In some embodiments, the upper laminated plate, the side laminated plate, and the lower laminated plate are all stacked by multiple groups of thin sheets.

[0014] In some embodiments, a threaded hole is provided at the upper end of the limiting boss, and a through hole is provided on the upper laminated plate. The upper laminated plate is fixed by passing a fastener through the through hole on the thin sheet and mating with the threaded hole.

[0015] In some embodiments, the outermost thin sheet of the upper laminated plate is covered with a rubber layer.

[0016] It can be seen from the above technical solutions that the present application has at least the following advantages and positive effects:

[0017] A laminated limiter in the present application forms a limiting cavity by assembling the upper base and the lower base, connects the upper end of the upper base with the device to be limited, and fixes the limiting boss at the lower end of the upper base in the limiting cavity, so as to limit the device in six directions of up and down, left and right, and front and back.

[0018] A laminated limiter in the present application can adjust the gaps in all directions of the limiter by increasing or decreasing the number of thin sheets of the upper laminated plate, the side laminated plate, and the lower laminated plate.

[0019] A laminated limiter in the present application can conveniently measure the gaps in all directions of the limiter by providing measuring holes. Description of the Drawings

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention, and those of ordinary skill in the art can also obtain other drawings based on these drawings without creative efforts.

[0021] Figure 1 It is a schematic structural diagram of a laminated limiter according to an embodiment;

[0022] Figure 2Explosion schematic diagram of a stacked limiter according to an embodiment.

[0023] Explanation of reference numerals in the drawings: 1. Upper base; 2. Lower base; 3. Semi-cavity; 4. Limiting boss; 5. Upper stacked plate; 6. Side stacked plate; 7. Bottom stacked plate; 8. First mounting ear; 9. Second mounting ear; 10. First measurement hole; 11. Second measurement hole. Detailed implementation manners

[0024] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present application without creative efforts shall fall within the protection scope of the present application.

[0025] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present application.

[0026] The terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first", "second", "third" may explicitly or implicitly include one or more of such features. In the description of the present application, unless otherwise stated, the meaning of "a plurality" is two or more.

[0027] In the description of the present application, it should be noted that unless otherwise clearly defined and limited, the terms "connected", "installed", "connected", "connected" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific situations.

[0028] Please refer to Figure 1 and Figure 2 .

[0029] Figure 1 and Figure 2The figure is a schematic structural diagram of a stacked limiter in an embodiment of the present application. As shown in the figure, the limiter is applicable to a vibration isolation device and includes: an upper base 1, the upper end of the upper base 1 is connected to the device to be limited, and a limiting boss 4 is provided at the lower end of the upper base 1; a lower base 2, the upper base 1 is installed at the upper end of the lower base 2, and the upper base 1 and the lower base 2 are assembled to form a limiting cavity, and the limiting boss 4 is arranged in the limiting cavity; a stacked plate assembly, the stacked plate assembly is arranged on the outer wall of the limiting boss 4; a measuring assembly, the measuring assembly is arranged on the lower base 2; a connecting assembly, the connecting assembly is arranged on the lower base 2. By assembling the upper base 1 and the lower base 2 to form a limiting cavity, connecting the upper end of the upper base 1 to the device to be limited, and fixing the limiting boss 4 at the lower end of the upper base 1 in the limiting cavity, the device is limited in six directions of up and down, left and right, and front and back.

[0030] In this embodiment, the lower base 2 is formed by splicing two symmetrical semi-cavities 3, an opening is provided at the upper end of the lower base 2, and the limiting boss 4 passes through the opening and is arranged in the limiting cavity.

[0031] In this embodiment, the stacked plate assembly includes: an upper stacked plate 5, the upper stacked plate 5 is fixed to the upper end of the limiting boss 4; a side stacked plate 6, the side stacked plate 6 is fixed to the four sides of the limiting boss 4; a lower stacked plate 7, the lower stacked plate 7 is fixed to the lower end of the limiting boss 4.

[0032] In the specific implementation process of this embodiment, the upper stacked plate 5, the side stacked plate 6, and the lower stacked plate 7 are all stacked by multiple groups of thin sheets. By increasing or decreasing the number of thin sheets of the upper stacked plate 5, the side stacked plate 6, and the lower stacked plate 7, the gaps in all directions of the limiter can be adjusted.

[0033] In the specific implementation process of this embodiment, a threaded hole is provided at the upper end of the limiting boss 4, and a through hole is provided on the upper stacked plate 5. The upper stacked plate 5 is fixed by a fastener passing through the through hole on the thin sheet and cooperating with the threaded hole.

[0034] Preferably, the through hole of the outermost thin sheet of the upper stacked plate 5 is a tapered hole, and this structure makes the fastener of the stacked plate sink into the thin sheet.

[0035] Preferably, the outermost thin sheet of the upper stacked plate 5 is covered with a rubber layer, which can buffer the limiting force.

[0036] In the specific implementation process of this embodiment, a threaded hole is provided at the side end of the limiting boss 4, and a through hole is provided on the side stacked plate 6. The side stacked plate 6 is fixed by a fastener passing through the through hole on the thin sheet and cooperating with the threaded hole.

[0037] Preferably, the through hole of the outermost thin sheet of the side laminated plate 6 is a tapered hole, which enables the fastener of the laminated plate to sink into the thin sheet.

[0038] Preferably, the outermost thin sheet of the side laminated plate 6 is covered with a rubber layer, which can buffer the limiting force.

[0039] In the specific implementation process of this embodiment, a threaded hole is provided at the lower end of the limiting boss 4, and a through hole is provided on the lower laminated plate 7. The lower laminated plate 7 is fixed by passing a fastener through the through hole on the thin sheet and mating with the threaded hole.

[0040] Preferably, the through hole of the outermost thin sheet of the lower laminated plate 7 is a tapered hole, which enables the fastener of the laminated plate to sink into the thin sheet.

[0041] Preferably, the outermost thin sheet of the lower laminated plate 7 is covered with a rubber layer, which can buffer the limiting force.

[0042] In some embodiments, the connection assembly includes: a lower connection unit for connecting the base; and a side connection unit for connecting the side equipment.

[0043] In the specific implementation of this embodiment, the lower connection unit includes a first mounting ear 8 extending outward from the bottom of the lower base 2, and a first mounting hole is provided on the first mounting ear 8. The side connection unit includes a second mounting ear 9 extending from the side of the lower base 2, and a second mounting hole is provided on the second mounting ear 9.

[0044] In this embodiment, the measuring assembly includes: a first measuring hole 10 provided on the side of the lower base 2; and a second measuring hole 11 provided at the bottom of the lower base 2. The first measuring hole 10 and the second measuring hole 11 are used to measure the limiting gaps at the bottom and side of the limiter. When maintenance is required, common tools such as a wrench can be used to disassemble and assemble the limiter on site; if the laminated plate is deformed or damaged, only a new laminated plate needs to be replaced.

[0045] In this embodiment, the main structure of the limiter is made of high-strength metal, and the buffer rubber material can also be selected according to the requirements of oil resistance and water resistance to adapt to various use environments in the ship.

[0046] It can be seen from the above technical solutions that this application has at least the following advantages and positive effects:

[0047] In a laminated limiter of this application, the upper base and the lower base are assembled to form a limiting cavity, so that the limiter has a limiting function in six directions: up and down, left and right, and front and back.

[0048] A stacked limiter in the present application can adjust the clearances in all directions of the limiter by increasing or decreasing the number of thin sheets of the upper stacked plate, the side stacked plate, and the lower stacked plate.

[0049] A stacked limiter in the present application can conveniently measure the clearances in all directions of the limiter by providing measurement holes.

[0050] In the description of the above embodiments, specific features, structures, materials, or characteristics may be combined in a suitable manner in any one or more embodiments or examples.

[0051] The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed by the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A stacked limiter, characterized in that, it includes: an upper base, the upper end of the upper base is connected to the device to be limited, and a limiting boss is provided at the lower end of the upper base; a lower base, the upper base is installed on the upper end of the lower base, the upper base and the lower base are assembled to form a limiting cavity, the lower base is formed by splicing two symmetrical semi-cavities, an opening is provided at the upper end of the lower base, and the limiting boss passes through the opening and is arranged in the limiting cavity; a stacked plate assembly, the stacked plate assembly is arranged on the outer wall of the limiting boss; a measuring assembly, the measuring assembly is arranged on the lower base, the measuring assembly includes a first measuring hole and a second measuring hole, the first measuring hole is arranged on the side of the lower base, and the second measuring hole is arranged at the bottom of the lower base; a connecting assembly, the connecting assembly is arranged on the lower base.

2. A stacked limiter according to claim 1, characterized in that, the stacked plate assembly includes: an upper stacked plate, the upper stacked plate is fixed to the upper end of the limiting boss; a side stacked plate, the side stacked plate is fixed to the four sides of the limiting boss; a lower stacked plate, the lower stacked plate is fixed to the lower end of the limiting boss.

3. A stacked limiter according to claim 2, characterized in that, the connecting assembly includes: a lower connecting unit, the lower connecting unit is used to connect the base; a side connecting unit, the side connecting unit is used to connect the side device.

4. A stacked limiter according to claim 3, characterized in that, the lower connecting unit includes a first mounting ear extending outward from the bottom of the lower base, and a first mounting hole is provided on the first mounting ear.

5. A stacked limiter according to claim 3, characterized in that, the side connecting unit includes a second mounting ear extending from the side of the lower base, and a second mounting hole is provided on the second mounting ear.

6. A stacked limiter according to claim 2, characterized in that, the upper stacked plate, the side stacked plate and the lower stacked plate are all stacked by multiple groups of thin sheets.

7. A stacked limiter according to claim 6, characterized in that, a threaded hole is provided at the upper end of the limiting boss, and a through hole is provided on the upper stacked plate. The upper stacked plate is fixed by passing a fastener through the through hole on the thin sheet and mating with the threaded hole.

8. A stacked limiter according to claim 6, characterized in that, a rubber layer is covered on the outermost thin sheet of the upper stacked plate.

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