Marine vibration isolator with adjustable friction damping force

Abstract

The utility model belongs to the technical field of vibration isolators, and particularly relates to a friction damping force adjustable marine vibration isolator which comprises two fixing columns, sliding grooves are formed in the opposite sides of the two fixing columns, two fixing holes are formed in one side of the interior of each sliding groove, the interiors of the two sliding grooves are jointly and movably connected with a vibration isolator body, and the vibration isolator body is movably connected with the two fixing holes. Four pin holes are formed in one side of the vibration isolator body, two fixing structures are arranged on each fixing column, the rotating disc, the rotating column, the worm, the worm gear, the threaded rod, the movable disc and the like are arranged, the rotating disc drives the rotating column to rotate, the rotating column drives the worm to rotate, the worm drives the threaded rod to move through the worm gear, and therefore the vibration isolator can be used for vibration isolation. And the threaded rod drives the movable disc to move upwards, so that the upper surface of the movable disc is attached to the bottom of the lifting block, the fixed column is lifted upwards through the lifting block, the sliding groove in the upper portion is separated from the vibration isolator body, workers do not need to waste time to lift an object to disassemble the vibration isolator body, and the working efficiency is improved advantageously.

Description

Technical Field

[0001] The utility model relates to the technical field of vibration isolators, in particular to a marine vibration isolator with adjustable friction damping force. Background Art

[0002] Vibration and shock on ships can cause mechanical damage to components or materials of electronic or electromechanical equipment, leading to structural deformation or loosening. Therefore, vibration isolators are needed to alleviate or avoid the harmful effects of the mechanical environment on electronic equipment.

[0003] However, in existing equipment, when workers perform maintenance and repair on the vibration isolator, they need to lift the object and then disassemble the vibration isolator. The operation is cumbersome and affects work efficiency. Therefore, a marine vibration isolator with adjustable friction damping force is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a marine vibration isolator with adjustable friction damping force.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solution: a marine vibration isolator with adjustable friction damping force, comprising two fixed columns, a sliding groove is provided on the opposite side of the two fixed columns, two fixing holes are provided on one side of the interior of each sliding groove, the interiors of the two sliding grooves are movably connected to the isolator body, four pin holes are provided on one side of the isolator body, two fixing structures are provided on each of the fixed columns, two rotating holes are provided on one side of one of the fixed columns, a rotating hole is provided on one side of each rotating hole, a rotating structure is provided in each rotating hole, and a lifting block is fixedly connected to one side of the other fixed column.

[0006] As a further description of the above technical solution:

[0007] The fixing structure includes a fixing frame fixedly connected to one side of the fixing column, a sliding rod is slidably connected to one side of the fixing frame, a pin is fixedly connected to one side of the sliding rod, one end of the pin is slidably connected to one side of the fixing column, and the pin is adapted to the pin hole.

[0008] As a further description of the above technical solution:

[0009] A spring is movably connected to the sliding rod, one end of the spring is fixedly connected to one side of the inner portion of the fixing frame, and the other end is fixedly connected to one side of the pin rod.

[0010] As a further description of the above technical solution:

[0011] The rotating structure includes a rotating column that penetrates and is rotatably connected to one side of the fixed column, and a rotating disk is fixedly connected to one side of the rotating column.

[0012] As a further description of the above technical solution:

[0013] One end of the rotating column is fixedly connected to a worm, and the worm is rotatably connected in the rotating hole.

[0014] As a further description of the above technical solution:

[0015] A worm wheel is rotatably connected inside the rotating hole, a threaded hole is provided on the upper surface of the worm wheel, a threaded rod is threadedly connected inside the threaded hole, and a movable disk is rotatably connected on the upper surface of the threaded rod.

[0016] The utility model has the following beneficial effects:

[0017] 1. Compared with the existing technology, the marine vibration isolator with adjustable friction damping force is provided with a rotating disk, a rotating column, a worm, a worm gear, a threaded rod and a movable disk. The rotating disk drives the rotating column to rotate, the rotating column drives the worm to rotate, the worm drives the threaded rod to move through the worm gear, and the threaded rod drives the movable disk to move upward, so that the upper surface of the movable disk is in contact with the bottom of the lifting block and the fixed column is lifted upward through the lifting block, so that the upper sliding groove is separated from the vibration isolator body. The staff does not need to waste time lifting objects to disassemble the vibration isolator body, which is conducive to improving work efficiency.

[0018] 2. Compared with the existing technology, the marine vibration isolator with adjustable friction damping force is provided with a sliding rod, a spring and a pin rod, etc. When the sliding rod is pulled, the sliding rod drives the pin rod to disengage from the pin hole, and then the vibration isolator body is quickly taken out, which is convenient for the staff to repair and maintain the vibration isolator body. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the marine vibration isolator with adjustable friction damping force proposed by the present invention;

[0020] Figure 2 This is a plan view of the marine vibration isolator with adjustable friction damping force proposed by the present invention;

[0021] Figure 3 This is a cross-sectional view of the marine vibration isolator with adjustable friction damping force proposed by the present invention;

[0022] Figure 4 This is a schematic diagram of the rotation structure of the marine vibration isolator with adjustable friction damping force proposed in the present invention;

[0023] Figure 5 This is an exploded diagram of the rotation structure of the marine vibration isolator with adjustable friction damping force proposed in the utility model;

[0024] Figure 6This is an exploded view of the fixing column and the vibration isolator of the marine vibration isolator with adjustable friction damping force proposed by the utility model;

[0025] Figure 7 This is a schematic diagram of the fixing structure of the marine vibration isolator with adjustable friction damping force proposed by the present invention.

[0026] Legend:

[0027] 1. Fixed column; 2. Sliding groove; 3. Fixed hole; 4. Vibration isolator body; 5. Lifting block; 6. Fixed structure; 601. Fixed frame; 602. Sliding rod; 603. Spring; 604. Pin rod; 7. Pin hole; 8. Rotating structure; 801. Rotating disk; 802. Rotating column; 803. Worm; 804. Worm wheel; 805. Threaded rod; 806. Moving disk; 9. Rotating hole. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0029] Reference Figures 1 to 7 The utility model provides a marine vibration isolator with adjustable friction damping force: it includes two fixed columns 1, and sliding grooves 2 are opened on the opposite sides of the two fixed columns 1. Two fixing holes 3 are opened on one side of each sliding groove 2. The interior of the two sliding grooves 2 is movably connected with the vibration isolator body 4. Four pin holes 7 are opened on one side of the vibration isolator body 4. Two fixing structures 6 are provided on each fixed column 1, two rotating holes 9 are opened on one side of one fixed column 1, and a rotating hole is opened on one side of each rotating hole 9. A rotating structure 8 is provided in each rotating hole 9, and a lifting block 5 is fixedly connected to one side of the other fixed column 1;

[0030] Reference Figure 6 and Figure 7 In order to achieve the purpose of quickly disassembling and assembling the vibration isolator body 4, the fixing structure 6 includes a fixing frame 601 fixedly connected to one side of the fixing column 1, and a sliding rod 602 is slidably connected to one side of the fixing frame 601. A pin rod 604 is fixedly connected to one side of the sliding rod 602. One end of the pin rod 604 is slidably connected to one side of the fixing column 1. The pin rod 604 is adapted to the pin hole 7. A spring 603 is movably connected to the sliding rod 602. One end of the spring 603 is fixedly connected to one side of the inner side of the fixing frame 601, and the other end is fixedly connected to one side of the pin rod 604. Pull the sliding rod 602, the sliding rod 602 drives the pin rod 604 to disengage from the pin hole 7, and then quickly take out the vibration isolator body 4, which is convenient for the staff to repair and maintain the vibration isolator body 4;

[0031] Reference Figure 3 、 Figure 4 and Figure 5In order to achieve the purpose of lifting the fixed column 1, the rotating structure 8 includes a rotating column 802 that is rotatably connected to one side of the fixed column 1. A rotating disk 801 is fixedly connected to one side of the rotating column 802. A worm 803 is fixedly connected to one end of the rotating column 802. The worm 803 is rotatably connected in the rotating hole. A worm wheel 804 is rotatably connected inside the rotating hole 9. A threaded hole is provided on the upper surface of the worm wheel 804. A threaded rod 805 is threadedly connected in the threaded hole. The upper surface of the threaded rod 805 is rotatably connected to the movable disk. 806, the rotating disk 801 drives the rotating column 802 to rotate, the rotating column 802 drives the worm 803 to rotate, the worm 803 drives the threaded rod 805 to move through the worm gear 804, and the threaded rod 805 drives the movable disk 806 to move upward, so that the upper surface of the movable disk 806 is in contact with the bottom of the lifting block 5 and the fixed column 1 is lifted upward through the lifting block 5, so that the sliding groove 2 above is separated from the vibration isolator body 4. The staff does not need to waste time lifting objects to disassemble the vibration isolator body 4, which is conducive to improving work efficiency.

[0032] Working principle: With the cooperation of the staff, first pull the two sliding rods 602 on the upper surface, the sliding rods 602 drive the pin rod 604 to disengage from the pin hole 7, and then rotate the rotating disk 801, the rotating disk 801 drives the rotating column 802 to rotate, the rotating column 802 drives the worm 803 to rotate, the worm 803 drives the threaded rod 805 to move through the worm gear 804, and the threaded rod 805 drives the movable disk 806 to move upward, so that the upper surface of the movable disk 806 is in contact with the bottom of the lifting block 5 and lifts the fixed column 1 upward through the lifting block 5, so that the upper sliding groove 2 is separated from the vibration isolator body 4, and the staff does not need to waste time lifting objects to disassemble the vibration isolator body 4, which is conducive to improving work efficiency, and then pull the two sliding rods 602 at the bottom, the sliding rod 602 drives the pin rod 604 to disengage from the pin hole 7, and then quickly take out the vibration isolator body 4, which is convenient for the staff to repair and maintain the vibration isolator body 4.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A marine vibration isolator with adjustable friction damping force, comprising two fixed columns (1), characterized in that: The two fixed columns (1) are provided with sliding grooves (2) on opposite sides, and two fixing holes (3) are provided on one side of the interior of each sliding groove (2). The interiors of the two sliding grooves (2) are movably connected to a vibration isolator body (4), and four pin holes (7) are provided on one side of the vibration isolator body (4). Two fixing structures (6) are provided on each fixed column (1), and two rotating holes (9) are provided on one side of one of the fixed columns (1). A rotating hole is provided on one side of each rotating hole (9), and a rotating structure (8) is provided in each rotating hole (9). A lifting block (5) is fixedly connected to one side of the other fixed column (1).

2. The marine vibration isolator with adjustable friction damping force according to claim 1, characterized in that: The fixing structure (6) comprises a fixing frame (601) fixedly connected to one side of the fixing column (1); a sliding rod (602) is slidably connected to one side of the fixing frame (601); a pin rod (604) is fixedly connected to one side of the sliding rod (602); one end of the pin rod (604) is slidably connected to one side of the fixing column (1); and the pin rod (604) is adapted to the pin hole (7).

3. The marine vibration isolator with adjustable friction damping force according to claim 2, characterized in that: The sliding rod (602) is movably connected to a spring (603), one end of the spring (603) is fixedly connected to one side of the interior of the fixed frame (601), and the other end is fixedly connected to one side of the pin rod (604).

4. The marine vibration isolator with adjustable friction damping force according to claim 1, characterized in that: The rotating structure (8) comprises a rotating column (802) that penetrates and is rotatably connected to one side of the fixed column (1), and a rotating disk (801) is fixedly connected to one side of the rotating column (802).

5. The marine vibration isolator with adjustable friction damping force according to claim 4, characterized in that: One end of the rotating column (802) is fixedly connected to a worm (803), and the worm (803) is rotatably connected in the rotating hole.

6. The marine vibration isolator with adjustable friction damping force according to claim 5, characterized in that: A worm wheel (804) is rotatably connected inside the rotating hole (9), a threaded hole is provided on the upper surface of the worm wheel (804), a threaded rod (805) is threadedly connected inside the threaded hole, and a movable disk (806) is rotatably connected to the upper surface of the threaded rod (805).

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