CN220377213U

CN220377213U - Conical fender

Info

Publication number: CN220377213U
Application number: CN202321918474.5U
Authority: CN
Inventors: 刘洋; 孙维胜; 沈贵武; 孙华斌
Original assignee: Qingdao Tiandun Ocean Fender Technology Co ltd
Current assignee: Qingdao Tiandun Ocean Fender Technology Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-01-23
Anticipated expiration: 2033-07-20

Abstract

The utility model discloses a conical fender, which relates to the technical field of marine protective equipment, and adopts the technical scheme that the conical fender comprises a body provided with an inner cavity, wherein the body comprises a fixed end and a protruding part, the fixed end comprises a wide end and a narrow end, and the fixed end and the protruding part are respectively arranged at two ends of the body in the axial direction; the convex part comprises a wide end convex part and a narrow end convex part which are arranged on the side wall of the body, and an inner cavity convex part which is arranged in the inner cavity; there is also a threaded recess provided on the end face of the narrow end. The conical fender has the beneficial effects that the conical fender is provided, the embedded nut is changed from closed type to open type through improvement on the embedded nut of the conical product, the bolt is screwed into the nut completely and then screwed into rubber for a certain distance, the bolt is contacted with the rubber, the rubber is elastic, and the bolt is extruded and rubbed, so that the anti-loosening purpose is achieved, and the connection between the protective steel frame and the fender is more reliable.

Description

Conical fender

Technical Field

The utility model relates to the technical field of marine protective equipment, in particular to a conical fender.

Background

The fender is an elastic buffer device used at the wharf or at the edge of the ship, and is mainly used for relieving the impact force between the ship and the wharf or during the process of landing or mooring, so as to reduce or eliminate the damage to the ship and the wharf; the fenders arranged on the wharf are usually arranged independently, when the weather with large stormy waves is met, the fenders are always blown off by wind because of insufficient fixation, and under the condition of poor light at night, the position of the fenders is not easy to be observed by a ship driver, collision events are easy to occur, and the wharf is damaged; fenders fall off can cause damage to the hull parts, such as scraping or bumping of the fenders, can cause damage to the hull or deformation of the ship components, which can increase maintenance and repair costs, and can cause the ship to stop sailing.

With the requirements of wharf construction development, low maintenance cost and long maintenance period are required for the maintenance of a wharf protection system, and the fender cannot easily fall off after being installed;

the conventional structure of the cone fender is characterized in that an embedded nut is embedded in the head, the nut is closed, and the bolt and the embedded nut are connected in a rigid way, so that the cone fender is easy to loosen.

Therefore, how to ensure the stability of the fender installation is the subject of the proposal study.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a conical fender, which solves the problem that the fender is easy to loosen in installation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a toper fender, includes the body of seting up the inner chamber, and the body includes:

the fixed end comprises a wide end and a narrow end which are respectively arranged at two ends of the body in the axial direction;

the bulge comprises a wide end bulge and a narrow end bulge which are arranged on the side wall of the body, and an inner cavity bulge which is arranged in the inner cavity;

and the thread groove is arranged on the end face of the narrow end.

The body material is rubber, the screw thread recess is including setting up nut groove and the extension screw thread groove that extends to inside on the narrow end terminal surface. The embedded nut is changed from closed type to open type, so that the bolt is screwed into the nut completely and then screwed into the rubber for a certain distance, and the bolt is contacted with the rubber.

The outer walls of the bodies positioned on the wide end protruding part and the narrow end protruding part are smooth transition surfaces with concave middle parts;

a wide end concave part is arranged between the wide end convex part and the wide end face, and a narrow end concave part is arranged between the narrow end convex part and the narrow end face.

The wide end face is provided with an opening, the narrow end face is closed, and the inner cavity is provided with a through hole which penetrates up and down.

The wide end protruding part, the narrow end protruding part, the inner cavity protruding part, the wide end recessed part and the narrow end recessed part are all annular;

the wide end bulge part is arranged on the outer wall of the wide end root part;

the narrow end bulge part is arranged on the outer wall of the root part of the narrow end;

the inner cavity bulge is arranged in the middle of the inner cavity wall, the upper part and the lower part of the inner cavity bulge are both arranged flatly, and the top end of the inner cavity is provided with an arc-shaped inner wall.

Still include buffer gear, buffer gear includes:

the base plate is arranged in the inner cavity of the body and is used for connecting the spring;

and springs which are respectively arranged on the upper surface and the lower surface of the backing plate and absorb the energy of collision and impact.

The backing plate is made of rubber, the edge of the backing plate is smooth, and the diameter of the backing plate is smaller than that of the inner cavity bulge;

symmetrical springs are arranged between the surface of the backing plate, which is close to the narrow end, and the inner cavity wall, and a circumferential array of springs are arranged on the surface of the backing plate, which is close to the wide end;

the two ends of the spring are respectively provided with a fixed plate;

the fixed plates at the two ends of the spring are respectively and fixedly connected with the surface of the base plate and the inner cavity wall of the narrow end;

one end of the spring between the backing plate and the wide end is fixedly connected with the surface of the backing plate, and the other end of the spring and the end face of the wide end are fixed on the code head together.

The connecting plate is provided with a plurality of uniformly distributed connecting grooves which are respectively matched with the end face of the wide end of the body;

the wide end face and the connecting plate are fixed on the code head through bolts respectively.

An end face groove is formed in one side, close to the wharf, of the connecting groove;

the connecting groove and the end face groove are both U-shaped grooves, the arc-shaped part at the bottom of the connecting groove is matched with the concave part at the wide end, and the arc-shaped part at the bottom of the end face groove is matched with the end face at the wide end.

Compared with the prior art, the method has the following beneficial effects: the scheme provides the conical fender, the embedded nut is changed from closed type to open type through improvement on the embedded nut of the conical product, so that the bolt is screwed into the nut completely and then screwed into the rubber for a certain distance, the bolt is contacted with the rubber, the rubber is elastic, and the bolt is extruded and rubbed, so that the anti-loosening purpose is achieved, and the connection between the protection steel frame and the fender is more reliable;

the elasticity of rubber is utilized to enable the product and the bolt to be extruded and rubbed;

through the design of the base plate and the spring, collision and impact energy can be absorbed, the impact action time is prolonged, the impact force is reduced, secondary buffering is carried out, and the impact and damage of a ship to a wharf are reduced;

the plurality of fender bodies are connected through the connecting plate, so that the integrity of the whole system is improved, the stable installation of the fender bodies is ensured, and the fender bodies are not easy to fall off;

the maintenance period is prolonged, and the service life of the fender is prolonged; the maintenance cost of wharf protection facilities is reduced; the maintenance cost of the wharf is saved; the safety of the working ship and the wharf equipment platform is protected.

Drawings

Fig. 1 is a schematic structural diagram of a body according to an embodiment of the present utility model.

Fig. 2 is a cross-sectional view of an embodiment of the present utility model.

FIG. 3 is a cross-sectional view of the connection of the body and the cushioning mechanism according to an embodiment of the present utility model.

Fig. 4 is a schematic structural view of a connecting plate according to an embodiment of the present utility model.

Fig. 5 is a schematic structural diagram of the connection board and the body connection according to the embodiment of the present utility model.

In the figure:

1. a body; 21. a wide end; 22. a narrow end; 31. a wide end boss; 32. a narrow end boss; 33. an inner cavity boss; 40. a thread groove; 51. a wide end recess; 52. a narrow end recess; 6. a through hole; 61. a backing plate; 62. a spring; 63. a fixing plate; 7. a connecting plate; 71. a connecting groove; 72. an end face groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 2, the present utility model provides the following technical solutions:

the conical fender comprises a body 1 provided with an inner cavity, wherein the body comprises a fixed end and a protruding part, the fixed end comprises a wide end 21 and a narrow end 22, and the fixed end and the protruding part are respectively arranged at two ends of the body 1 in the axial direction; the convex parts comprise a wide end convex part 31, a narrow end convex part 32 which are arranged on the side wall of the body 1 and an inner cavity convex part 33 which is arranged in the inner cavity; there is also a threaded recess 40 provided on the end face of the narrow end 22;

the body 1 is made of rubber, and the screw groove 40 includes a nut groove provided on the end face of the narrow end 22 and an extended screw groove extending inward.

The outer walls of the body 1 positioned at the wide end bulge 31 and the narrow end bulge 32 are provided with smooth transition surfaces with concave middle parts;

a wide end concave portion 51 is provided between the wide end convex portion 31 and the end face of the wide end 21, and a narrow end concave portion 52 is provided between the narrow end convex portion 32 and the end face of the narrow end 22.

An opening is arranged at the end face of the wide end 21, the end face of the narrow end 22 is closed, and a through hole 6 which penetrates up and down is arranged in the inner cavity.

The wide end bulge 31, the narrow end bulge 32, the inner cavity bulge 33, the wide end concave part 51 and the narrow end concave part 52 are all annular;

the wide end bulge 31 is arranged on the outer wall of the root part of the wide end 21;

the narrow end boss 32 is provided on the outer wall of the root of the narrow end 22;

the inner cavity bulge 33 is arranged in the middle of the inner cavity wall, the upper part and the lower part of the inner cavity bulge 33 are both arranged flatly, and the top end of the inner cavity is arranged into an arc-shaped inner wall.

The wide end face is connected to the code head, the broken end face is connected with the protection steel frame, the threaded groove 40 comprises a nut groove arranged on the end face of the narrow end 22 and an extension threaded groove extending inwards, an embedded nut is arranged in the nut groove, the extension threaded groove is the rubber part and is also threaded, the embedded nut is changed from closed to open through improvement of the cone-shaped fender embedded nut, the bolt is screwed into the rubber on the body 1 for a certain distance after being completely screwed into the nut, the bolt is in contact with the rubber, the rubber is elastic, and extrusion and friction are generated on the bolt, so that the anti-loosening purpose is achieved, and the connection between the protection steel frame and the fender is more reliable.

Example 2

Referring to fig. 3, on the basis of embodiment 1, a buffer mechanism is further included, the buffer mechanism includes:

a pad 61 disposed in the inner cavity of the body 1 for connecting the spring 62;

springs 62 provided on the upper and lower surfaces of the pad 61, respectively;

the backing plate 61 is made of rubber, the edge is smooth, and the diameter of the backing plate 61 is smaller than the diameter of the inner cavity bulge 33;

symmetrical springs 62 are arranged between the surface of the backing plate 61 near the narrow end 22 and the inner cavity wall, and a circumferential array of springs 62 is arranged on the surface of the backing plate 61 near the wide end 21;

the two ends of the spring 62 are respectively provided with a fixed plate 63;

the fixed plates 63 at the two ends of the spring 62 between the backing plate 61 and the inner cavity wall of the narrow end 22 are fixedly connected with the surface of the backing plate 61 and the inner cavity wall of the narrow end 22 respectively;

one end of the spring 62 between the pad 61 and the wide end 21 is fixedly connected with the surface of the pad 61, and the other end is fixed on the code head together with the end face of the wide end 21.

When the fender is extruded and impacted by the ship body, the springs 62 on the upper side and the lower side of the cushion plate 61 absorb collision and impact energy, so that the impact action time is prolonged, the impact force is reduced, secondary buffering is performed, and the impact and damage of the ship to the wharf are reduced.

Example 3

Referring to fig. 4 to 5, on the basis of embodiment 1, the device further comprises a connecting plate 7, wherein a plurality of uniformly distributed connecting grooves 71 are formed in the connecting plate 7, and the connecting grooves 71 are respectively matched with the end face of the wide end 21 of the body 1;

the end face of the wide end 21 and the connecting plate 7 are respectively fixed on the code heads through bolts.

An end face groove 72 is formed in one side, close to the wharf, of the connecting groove 71;

the connecting groove 71 and the end surface groove 72 are both provided as U-shaped grooves, the arc-shaped portion of the bottom of the connecting groove 71 is matched with the wide end concave portion 51, and the arc-shaped portion of the bottom of the end surface groove 72 is matched with the end surface of the wide end 21.

The plurality of fender bodies 1 are connected through the connecting plate 7, and the connecting plate is connected with the wharf again, so that the integrity of the whole system is improved, the end face of the wide end 21 of the body 1 is limited in the end face groove 72, and the stable installation of the fender bodies 1 is ensured, and the fender bodies are not easy to fall off.

And the connecting groove 71 and the end surface groove 72 are both U-shaped grooves, which is convenient for the installation and the disassembly of the fender body 1.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A conical fender is characterized by comprising a body (1) provided with an inner cavity; the fixed end comprises a wide end (21) and a narrow end (22) which are respectively arranged at two ends of the axis direction of the body (1);

the bulge comprises a wide end bulge (31) arranged on the side wall of the body (1), a narrow end bulge (32) and an inner cavity bulge (33) arranged in the inner cavity;

a thread groove (40) provided on the end face of the narrow end (22); the thread groove (40) comprises a nut groove arranged on the end face of the narrow end (22) and an extending thread groove extending inwards; the nut groove is internally embedded with a nut;

the buffer mechanism is arranged in the inner cavity of the body (1); for absorbing the energy of collisions and impacts.

2. A cone fender according to claim 1, characterized in that the outer walls of the body (1) at the wide end projection (31) and the narrow end projection (32) are provided with smooth transition surfaces with concave middle parts;

a wide end concave part (51) is arranged between the wide end convex part (31) and the end face of the wide end (21), and a narrow end concave part (52) is arranged between the narrow end convex part (32) and the end face of the narrow end (22).

3. A cone fender according to claim 2, characterized in that an opening is provided at the end face of the wide end (21), the end face of the narrow end (22) is closed, and a through hole (6) penetrating up and down is provided in the inner cavity.

4. A cone fender according to claim 3, characterized in that said wide end projection (31), narrow end projection (32), cavity projection (33), wide end recess (51) and narrow end recess (52) are all annular;

the wide end bulge (31) is arranged on the outer wall of the root part of the wide end (21);

the narrow end bulge (32) is arranged on the outer wall of the root part of the narrow end (22);

the inner cavity bulge (33) is arranged in the middle of the inner cavity wall, the upper part and the lower part of the inner cavity bulge (33) are both arranged flatly, and the top end of the inner cavity is provided with an arc-shaped inner wall.

5. The cone fender of claim 1, wherein said cushioning mechanism comprises:

a backing plate (61) arranged in the inner cavity of the body (1) and used for connecting a spring (62);

and springs (62) which are respectively arranged on the upper surface and the lower surface of the cushion plate (61) and absorb the energy of collision and impact.

6. A cone fender according to claim 5, characterized in that the diameter of said pad plate (61) is smaller than the diameter of said cavity boss (33);

symmetrical springs (62) are arranged between the surface of the backing plate (61) close to the narrow end (22) and the inner cavity wall, and a circumferential array of springs (62) are arranged on the surface of the backing plate (61) close to the wide end (21);

both ends of the spring (62) are respectively provided with a fixed plate (63);

the fixed plates (63) at two ends of the spring (62) between the base plate (61) and the inner cavity wall of the narrow end (22) are fixedly connected with the surface of the base plate (61) and the inner cavity wall of the narrow end (22) respectively;

one end of a spring (62) positioned between the backing plate (61) and the wide end (21) is fixedly connected with the surface of the backing plate (61), and the other end of the spring is fixed on the code head together with the end face of the wide end (21).

7. A cone fender according to claim 2, further comprising a connection plate (7), wherein a plurality of evenly distributed connection grooves (71) are formed in the connection plate (7), and the connection grooves (71) are respectively matched with the end face of the wide end (21) of the body (1);

the end face of the wide end (21) and the connecting plate (7) are respectively fixed on the code head through bolts.

8. A cone fender according to claim 7, characterized in that the connection groove (71) is provided with an end surface groove (72) on the side close to the quay;

the connecting groove (71) and the end surface groove (72) are both U-shaped grooves, the arc-shaped part at the bottom of the connecting groove (71) is matched with the wide end concave part (51), and the arc-shaped part at the bottom of the end surface groove (72) is matched with the end surface of the wide end (21).

9. A cone fender according to claim 6, characterized in that said body (1) is made of rubber, said pad (61) is made of rubber and has smooth edges.