A shock absorbing device for a ship shaft

Abstract

The present invention relates to the technical field of shock absorbing devices, and in particular to a shock absorbing device for a ship shaft, comprising a mounting sleeve, wherein the mounting sleeve is used for a sleeve mounting mechanism of the ship shaft; a mounting hole is provided in the middle of the mounting sleeve, and slide grooves are provided in the middle of the inner wall of the mounting hole, and clamping mechanisms are slidably provided inside the four slide grooves, and the clamping mechanisms are used for shock absorbing adjustment of the ship shaft; the ship shaft can be installed and fixed by the mounting sleeve, and the clamping mechanism can be directional displacement-adjusted in the slide groove by the slide groove provided in the mounting hole, so that the ship shaft can be adjusted in an anti-seismic and shock-absorbing manner in the mounting sleeve, thereby effectively improving the transmission effect of the ship shaft.

Description

Technical Field

[0001] The invention relates to the technical field of shock absorbing devices, and in particular to a shock absorbing device for a ship shaft. Background Art

[0002] The ship shaft is an important part of the ship transmission system. The ship shaft can extend the transmission distance of the shaft, thereby achieving a long-distance transmission effect. Due to the long size of the ship shaft, a shock absorbing device is required to improve the transmission stability of the ship shaft during actual installation. However, the shock absorbing device used for the ship shaft in the prior art still has the following deficiencies:

[0003] The ship shaft damping device in the prior art is difficult to adjust the ship shaft in the mounting sleeve for anti-vibration and shock absorption due to structural defects, thereby limiting the transmission stability of the ship shaft. Summary of the invention

[0004] In view of this, an object of the present invention is to provide a shock absorbing device for a ship shaft, so as to solve the problem that it is difficult to adjust the ship shaft in the mounting sleeve for anti-vibration and shock absorption.

[0005] Based on the above purpose, the present invention provides a shock absorbing device for a ship shaft, comprising: a mounting sleeve, the mounting sleeve being used for a sleeve mounting mechanism of the ship shaft;

[0006] A mounting hole is provided in the middle of the mounting sleeve, and sliding grooves are provided in the middle of the inner wall of the mounting hole. Clamping mechanisms are slidably provided inside the four sliding grooves, and the clamping mechanisms are used for shock absorption adjustment of the ship shaft;

[0007] Connecting frames are arranged all around the periphery of the installation sleeve, a threaded sleeve is threadedly inserted at the middle of the connecting frame near one end, a partition is movably arranged on one end of the threaded sleeve passing through the connecting frame, a screw is threadedly inserted at one end of the inner wall of the threaded sleeve, and the screw and the partition are used for installation and positioning of the installation sleeve on the periphery of the ship shaft.

[0008] Preferably, the clamping mechanism also includes: a clamping block, a plurality of ball bearings are movably provided on one side of the clamping block, the plurality of ball bearings are arranged in the same plane, four groups of clamping blocks are provided, the four groups of clamping blocks are arranged in a cross-shaped position, one side of the clamping block is an arc-shaped structure, and one end of the clamping block slides in the slide groove through a slider.

[0009] Preferably, a second electromagnet is embedded in the middle of one side of the outer periphery of the clamping block, mounting grooves are opened around the middle of one side of the inner wall of the mounting sleeve, a first electromagnet is arranged on one side of the inner wall of the mounting groove, and the four first electromagnets correspond to the four second electromagnets one by one.

[0010] Preferably, the outer fixed sleeve of the partition is provided with a sleeve plate, and an arc surface structure is provided on one side of the outer periphery of the sleeve plate. The outer threaded sleeve of the threaded sleeve between the connecting frame and the mounting sleeve is connected with a limiting ring, and the limiting ring is used to limit the position of the threaded sleeve on the connecting frame.

[0011] Preferably, adjacent ends of two adjacent connecting frames are provided with grooves, a winding device is provided inside the groove, and a rope is wound between the two adjacent winding devices.

[0012] Preferably, a protective cover is provided at one end in the middle of one side of the connecting frame, a power supply device is provided inside the protective cover, and a controller is provided at one end in the middle of one side of the outer periphery of the protective cover.

[0013] The beneficial effects of the present invention are as follows: the ship shaft can be installed and fixed by the installation sleeve, and the clamping mechanism can be directional-displaced and adjusted in the slide groove by the slide groove provided in the installation hole, so that the ship shaft can be adjusted in the installation sleeve for anti-seismic and shock-absorbing effects, which effectively improves the transmission effect of the ship shaft, and the threaded sleeve is rotated to make the partition extend outward and abut against the ship wall on the periphery of the ship shaft, so that the installation sleeve can be further positioned and fixed on the ship, thereby improving the installation stability of the ship shaft and further improving the anti-seismic effect of the overall structure, and at the same time, the screw is rotated so that one end of the screw abuts against the installation sleeve, thereby cooperating with the partition to further firmly position the installation sleeve to improve the anti-seismic effect of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the overall half-section structure of the present invention;

[0016] Figure 2 This is a schematic diagram of a half-section structure of the installation sleeve of the present invention;

[0017] Figure 3 This is a schematic diagram of a half-section structure of the connecting frame of the present invention;

[0018] Figure 4 It is a schematic diagram of the main structure of the present invention.

[0019] The markings in the figure are: 1. Mounting sleeve; 11. Mounting hole; 12. Slide groove; 13. Mounting groove; 14. First electromagnet; 2. Clamp block; 21. Second electromagnet; 22. Ball; 3. Connecting frame; 31. Power supply device; 32. Controller; 4. Threaded sleeve; 41. Partition; 42. Sleeve plate; 43. Screw; 44. Limiting ring; 45. Winding device; 46. Rope. DETAILED DESCRIPTION

[0020] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0021] It should be noted that, unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0022] Embodiment 1:

[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a shock absorbing device for a ship shaft comprises: a mounting sleeve 1, wherein the mounting sleeve 1 is used for a sleeve mounting mechanism of the ship shaft, a mounting hole 11 is opened in the middle of the mounting sleeve 1, and slide grooves 12 are opened in the middle of the inner wall of the mounting hole 11, and clamping mechanisms are slidably arranged inside the four slide grooves 12, and the clamping mechanisms are used for shock absorbing adjustment of the ship shaft.

[0024] Among them, the ship shaft can be installed and fixed through the installation sleeve 1, and the clamping mechanism can be directional displacement adjusted in the slide groove 12 through the slide groove 12, so that the ship shaft can be adjusted in the installation sleeve 1 to achieve anti-vibration and shock absorption effect, effectively improving the transmission effect of the ship shaft.

[0025] Connecting frames 3 are arranged all around the periphery of the installation sleeve 1, a threaded sleeve 4 is threadedly inserted at the middle of the connecting frame 3 near one end, a partition 41 is movably arranged at one end of the threaded sleeve 4 passing through the connecting frame 3, a screw 43 is threadedly inserted at one end of the inner wall of the threaded sleeve 4, and the screw 43 and the partition 41 are used for installation and positioning of the installation sleeve 1 on the periphery of the ship shaft.

[0026] Among them, by rotating the threaded sleeve 4, the partition 41 extends outward and contacts the ship wall around the installation ship shaft, so that the installation sleeve 1 can be further positioned and fixed on the ship, thereby improving the installation stability of the ship shaft and further improving the seismic resistance of the overall structure. At the same time, the screw 43 is rotated so that one end of the screw 43 contacts the installation sleeve 1, thereby cooperating with the partition 41 to further stabilize the positioning of the installation sleeve 1 to improve the seismic resistance of the structure.

[0027] The outer periphery of the partition plate 41 is fixedly sleeved with a sleeve plate 42, and one side of the outer periphery of the sleeve plate 42 is provided with an arc surface structure. The outer periphery of the threaded sleeve 4 between the connecting frame 3 and the mounting sleeve 1 is threadedly sleeved with a limiting ring 44, and the limiting ring 44 is used to limit the position of the threaded sleeve 4 on the connecting frame 3.

[0028] Among them, the sleeve plate 42 provided on the periphery of the partition 41 can improve the stability when installed on the ship, and the limiting ring 44 provided on the periphery of the threaded sleeve 4 can further limit the tightness of the threaded sleeve 4 on the connecting frame 3, thereby improving the installation firmness of the structure.

[0029] A protective cover is disposed at one end in the middle of one side of the connecting frame 3 , a power supply device 31 is disposed inside the protective cover, and a controller 32 is disposed at one end in the middle of one side of the outer periphery of the protective cover.

[0030] Embodiment 2:

[0031] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a shock absorbing device for a ship shaft comprises: a mounting sleeve 1, wherein the mounting sleeve 1 is used for a sleeve mounting mechanism of the ship shaft, a mounting hole 11 is opened in the middle of the mounting sleeve 1, and slide grooves 12 are opened in the middle of the inner wall of the mounting hole 11, and clamping mechanisms are slidably arranged inside the four slide grooves 12, and the clamping mechanisms are used for shock absorbing adjustment of the ship shaft.

[0032] The clamping mechanism also includes: a clamping block 2, a plurality of balls 22 are movably arranged on one side of the clamping block 2, the plurality of balls 22 are arranged in the same plane, four groups of clamping blocks 2 are arranged in a cross-shaped position, one side of the clamping block 2 is an arc-shaped structure, and one end of the clamping block 2 slides in the slide groove 12 through a slider.

[0033] Among them, by providing multiple balls 22 on the side of the clamp block 2 close to the ship shaft, the lubrication effect between the clamp block 2 and the ship shaft can be effectively improved. At the same time, by arranging four groups of clamp blocks 2 in a cross-shaped position, the ship shaft can be collaboratively fastened in the mounting sleeve 1, thereby improving the firmness of the ship shaft and further improving the anti-seismic effect of the ship shaft.

[0034] A second electromagnet 21 is embedded in the middle of one side of the outer periphery of the clamping block 2, and mounting grooves 13 are opened all around the middle of one side of the inner wall of the mounting sleeve 1. A first electromagnet 14 is arranged on one side of the inner wall of the mounting groove 13, and the four first electromagnets 14 correspond to the four second electromagnets 21 one by one.

[0035] Among them, by providing a first electromagnet 14 in the installation groove 13 and correspondingly arranged with the second electromagnet 21 in the clamp block 2, it is convenient for the user to adjust the position of the clamp block 2 in the installation sleeve 1 by means of magnetic force, and then the ship shaft can be adjusted and tightened, which effectively improves the shock absorption effect of the ship shaft.

[0036] Adjacent ends of two adjacent connecting frames 3 are provided with grooves, and a winding device 45 is arranged inside the groove. A rope 46 is wound between the two adjacent winding devices 45 .

[0037] Among them, the two installation sleeves 1 on the outer periphery of the ship shaft can be connected by the ropes 46 provided on the two winding devices 45, so as to facilitate the user's installation and also facilitate limiting the installation position of the installation sleeve 1 on the ship shaft, which is convenient for the user to use.

[0038] Working principle: When in use, the sleeve plate 42 provided on the periphery of the partition plate 41 can improve the stability when installed on the ship. The limiting ring 44 provided on the periphery of the threaded sleeve 4 can further limit the tightness of the threaded sleeve 4 on the connecting frame 3, thereby improving the installation firmness of the structure. The multiple balls 22 provided on the side of the clamp block 2 close to the ship shaft can effectively improve the lubrication effect between the clamp block 2 and the ship shaft. At the same time, by arranging the four groups of clamp blocks 2 in a cross-shaped position, the ship shaft can be collaboratively tightened in the installation sleeve 1, thereby improving the firmness of the ship shaft. The anti-seismic effect of the ship shaft is further improved. By providing a first electromagnet 14 in the installation groove 13 and correspondingly arranged with the second electromagnet 21 in the clamp 2, it is convenient for the user to adjust the position of the clamp 2 in the installation sleeve 1 by means of magnetic force, and then the ship shaft can be adjusted and tightened, which effectively improves the shock absorption effect of the ship shaft. The rope 46 provided on the two winding devices 45 can be used to connect the two installation sleeves 1 on the periphery of the ship shaft, so as to facilitate the user's installation and also facilitate the limitation of the installation position of the installation sleeve 1 on the ship shaft, which is convenient for the user to use.

[0039] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0040] The present invention is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, 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 shock absorbing device for a ship shaft, comprising: A mounting sleeve (1), the mounting sleeve (1) being used for a sleeve mounting mechanism of a ship shaft; The invention is characterized in that a mounting hole (11) is provided in the middle of the mounting sleeve (1), and sliding grooves (12) are provided in the middle of the inner wall of the mounting hole (11), the sliding grooves (12) extend along the axial direction of the mounting hole (11), and are inclined relative to the axial direction of the mounting hole (11), and clamping mechanisms are slidably provided inside the four sliding grooves (12), and the clamping mechanisms are used for shock absorption adjustment of the ship shaft; The installation sleeve (1) is provided with connecting frames (3) on all sides thereof, a threaded sleeve (4) is threadedly inserted in the middle of the connecting frame (3) near one end thereof, one end of the threaded sleeve (4) penetrates the connecting frame (3) and is movably provided with a partition (41), one end of the inner wall of the threaded sleeve (4) is threadedly inserted with a screw rod (43), the screw rod (43) and the partition plate (41) are used for installing and positioning the installation sleeve (1) on the outer periphery of the ship shaft; adjacent ends of two adjacent connecting frames (3) are provided with grooves, the inner side of the grooves is provided with a winding device (45), and a rope (46) is wound between the two adjacent winding devices (45); The clamping mechanism also includes: A clamping block (2), wherein a plurality of balls (22) are movably arranged on one side of the clamping block (2), the plurality of balls (22) are arranged in a coplanar manner, the clamping block (2) is provided with four groups, the four groups of clamping blocks (2) are arranged in a cross-shaped position, one side of the clamping block (2) is in an arc-shaped structure, and one end of the clamping block (2) slides in a slide groove (12) via a slider; A second electromagnet (21) is embedded in the middle of one side of the outer periphery of the clamping block (2); a mounting groove (13) is provided around the middle of one side of the inner wall of the mounting sleeve (1); a first electromagnet (14) is provided on one side of the inner wall of the mounting groove (13); and the four first electromagnets (14) correspond to the four second electromagnets (21) in a one-to-one manner; The outer periphery of the partition plate (41) is fixedly sleeved with a sleeve plate (42), and one side of the outer periphery of the sleeve plate (42) is provided with an arc surface structure. The outer periphery of the threaded sleeve (4) between the connecting frame (3) and the mounting sleeve (1) is threadedly sleeved with a limiting ring (44), and the limiting ring (44) is used to limit the position of the threaded sleeve (4) on the connecting frame (3).

2. A ship shaft shock absorbing device according to claim 1, characterized in that: A protective cover is provided at one end in the middle of one side of the connecting frame (3), a power supply device (31) is provided inside the protective cover, and a controller (32) is provided at one end in the middle of one side of the outer periphery of the protective cover.

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