Waterproof sleeve structure for mounting suspension cable of suspension bridge

Abstract

The waterproof sleeve structure comprises a first isolation sleeve and a second isolation sleeve, a sling bottom section is connected to the middle of the first isolation sleeve and the middle of the second isolation sleeve in a penetrating mode, a suspender is fixedly connected to the position, located in the second isolation sleeve, of the bottom end of the sling bottom section, and a rotating component is arranged at the bottom end of the suspender. The top end of the second isolation sleeve is connected with the bottom end of the first isolation sleeve in a penetrating mode, a separation component is arranged at the joint of the first isolation sleeve and the second isolation sleeve, and a water blocking component is arranged outside the second isolation sleeve. The first isolation sleeve and the second isolation sleeve are sleeved at the joint of the suspender and the bottom section of the sling, so that corrosion caused by contact of the bottom section of the sling and the suspender with rainwater is avoided, corrosion at the joint of the first isolation sleeve and the second isolation sleeve is avoided by the separation component, and the water blocking component prevents rainwater from entering the rotating component to avoid corrosion of the rotating component. According to the design, under the sunlight condition, oxidized and deteriorated pasty lubricating oil is prevented from affecting rust prevention of the joint of the sling bottom section and the suspender.

Description

Technical Field

[0001] The utility model relates to the technical field of suspension bridges, in particular to a water-blocking sleeve structure for installing slings of a suspension bridge. Background Art

[0002] A suspension bridge is a bridge that is mainly supported by cables. It has a long history and unique structural characteristics. Modern suspension bridges generally use steel. With its large span and strong spanning capacity, it has become a highlight of modern bridge construction. The main components of a suspension bridge include the bridge deck, main cable, bridge tower, anchor and suspender. The bridge deck carries traffic, the main cable is the main load-bearing element, the bridge tower and anchor are to support the main cable and keep the bridge stable, and the suspender is an important component connecting the bridge deck and the main cable, responsible for hanging the bridge deck under the main cable. The existing connection between the bottom end of the sling and the suspender is coated with a paste lubricant, which can protect the connection from rust and prevent rain from eroding the connection. Under long-term sunlight, the paste lubricant is easily oxidized and deteriorated, affecting its rust protection of the connection between the bottom end of the sling and the suspender. In order to solve this problem, a new type of waterproof sleeve structure for the installation of suspension bridge slings is needed. Utility Model Content

[0003] The utility model aims to provide a waterproof sleeve structure for installing the slings of a suspension bridge, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterproof sleeve structure for installing a suspension bridge cable, comprising a first isolation sleeve and a second isolation sleeve, the first isolation sleeve and the middle part of which are interlaced with a cable bottom section, the bottom end of the cable bottom section is fixedly connected with a suspension rod inside the second isolation sleeve, the bottom end of the suspension rod is provided with a rotating component, the top end of the second isolation sleeve is threadedly interlaced with the bottom end of the first isolation sleeve, a partition component for preventing rainwater from entering is provided at the connection between the first isolation sleeve and the second isolation sleeve, and a water-blocking component for preventing water from entering the rotating component is provided on the outer side of the second isolation sleeve.

[0005] Preferably, the rotating member includes a U-ear plate hinged to the bottom end of the hanger, the U-ear plate is arranged at the top of the embedded part, a protective shell is symmetrically arranged on the outer side of the U-ear plate, and a connecting part for fixing the protective shell is symmetrically arranged at the connection of the protective shell, and an elastic connecting block for assisting the rotation of the second isolation sleeve is arranged on the side of the protective shell.

[0006] Preferably, the connecting portion comprises a long bolt, the ends of which are inserted and connected to the opposite sides of the protective shell, and the outer sides of the long bolts are sleeved with nuts for fixing the protective shell.

[0007] Preferably, the water-blocking component comprises a threaded ring sleeved on the outside of the second isolation sleeve, the side of the threaded ring is fixedly connected to a limiting ring plate, and the outside of the limiting ring plate is provided with a water-blocking soft plate for preventing rainwater from entering the protective shell.

[0008] Preferably, the separation component comprises a warning sleeve, and the warning sleeve is sleeved at the connection between the first isolation sleeve and the second isolation sleeve.

[0009] Preferably, the top inner wall of the warning sleeve is provided with a reinforcing protrusion for enhancing water blocking.

[0010] Preferably, a fastening bolt is provided on the outside of the bottom section of the sling and at the top of the first isolation sleeve, and a waterproof cushion is provided at the bottom of the fastening bolt.

[0011] Technical effects and advantages of the utility model:

[0012] The utility model provides a first isolation sleeve and a second isolation sleeve at the connection between the suspension rod and the bottom section of the suspension cable, thereby preventing the bottom section of the suspension cable and the suspension rod from contacting rainwater and causing rust, wherein the partition component outside the first isolation sleeve and the second isolation sleeve prevents rust at the connection between the first isolation sleeve and the second isolation sleeve, and the water-blocking component outside the second isolation sleeve blocks rainwater from entering the rotating component, thereby preventing the rotating component from rusting, and the water-blocking design can prevent oxidized and deteriorated paste lubricating oil from affecting the rust prevention of the connection between the bottom section of the suspension cable and the suspension rod under sunlight conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a cross-sectional view of the utility model as a whole.

[0014] Figure 2 It is a cross-sectional view of the protective shell of the utility model.

[0015] Figure 3 It is a partial cross-sectional view of the protective shell and the water-blocking component of the utility model.

[0016] Figure 4 It is a schematic structural diagram of the first isolation sleeve and the second isolation sleeve of the utility model.

[0017] In the figure: 1. first isolation sleeve; 2. second isolation sleeve; 3. water-blocking component; 301. threaded ring; 302. limiting ring plate; 303. water-blocking soft plate; 4. protective shell; 401. elastic connecting block; 402. long bolt; 4021. nut; 5. warning sleeve; 501. strengthening protrusion; 6. bottom section of sling; 601. fastening bolt; 602. waterproof cushion; 7. suspension rod; 8. U ear plate; 801. embedded part. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model provides Figure 1-4 A waterproof sleeve structure for installing a suspension bridge sling shown in the figure comprises a first isolation sleeve 1 and a second isolation sleeve 2, wherein a sling bottom section 6 is interlaced and connected in the middle of the first isolation sleeve 1 and the second isolation sleeve 2, and a sling bottom section 6 is fixedly connected to the bottom end of the sling bottom section 6 and is located inside the second isolation sleeve 2;

[0020] Specifically, the top end of the second isolation sleeve 2 is threadedly connected to the bottom end of the first isolation sleeve 1, a fastening bolt 601 is provided on the outside of the sling bottom section 6 and at the top of the first isolation sleeve 1, and a waterproof cushion 602 is provided at the bottom of the fastening bolt 601.

[0021] It should be noted that the waterproof cushion 602 is used to prevent rainwater from entering the inner cavity of the first isolation sleeve 1 through the top of the first isolation sleeve 1, and its material is rubber;

[0022] Specifically, a partition member for preventing rainwater from entering is provided at the connection between the first isolation sleeve 1 and the second isolation sleeve 2;

[0023] Specifically, the separation component includes a warning sleeve 5, which is sleeved at the connection between the first isolation sleeve 1 and the second isolation sleeve 2, and a reinforcement protrusion 501 for enhancing water blocking is provided on the top inner wall of the warning sleeve 5;

[0024] It should be noted that the outer side of the warning sleeve 5 is painted with red paint to warn pedestrians. The material of the warning sleeve 5 is polypropylene, and the material of the reinforcing protrusion 501 is rubber, which can prevent rainwater from entering the inner wall of the warning sleeve 5;

[0025] A rotating member is provided at the bottom end of the suspension rod 7;

[0026] Specifically, the rotating component includes a U-ear plate 8 hinged to the bottom end of the suspension rod 7, the U-ear plate 8 is arranged at the top of the embedded part 801, a protective shell 4 is symmetrically arranged on the outer side of the U-ear plate 8, and an elastic connecting block 401 for assisting the rotation of the second isolation sleeve 2 is arranged on the side of the protective shell 4.

[0027] It should be noted that the U ear plate 8 and the embedded part 801 are fixed by welding, the material of the protective shell 4 is stainless steel, and the connection between the elastic connection block 401 and the protective shell 4 is glued. Due to the softness of the elastic connection block 401, there is room for the second isolation sleeve 2 to rotate around the hinge of the U ear plate 8;

[0028] The connection part of the protective shell 4 is symmetrically provided with a connection part for fixing the protective shell 4;

[0029] Specifically, the connection part includes a long bolt 402, the end of the long bolt 402 is inserted and connected to the opposite side of the protective shell 4, and the outer side of the long bolt 402 is sleeved with a nut 4021 for fixing the protective shell 4;

[0030] It should be noted that the sides of the protective shell 4 are all provided with rectangular protrusions, and the sides of the rectangular protrusions are provided with cylindrical holes for the long bolts 402 to penetrate. The long bolts 402 pass through the cylindrical holes and are threadedly connected with the nuts 4021, thereby limiting the protective shell 4 to the outside of the second isolation sleeve 2 and the U ear plate 8;

[0031] A water blocking member 3 is arranged outside the second isolation sleeve 2 to prevent water from entering the rotating member.

[0032] Specifically, the water blocking member 3 includes a threaded ring 301 sleeved on the outside of the second isolation sleeve 2, the side of the threaded ring 301 is fixedly connected to a limiting ring plate 302, and the outer side of the limiting ring plate 302 is provided with a water blocking soft plate 303 for preventing rainwater from entering the protective shell 4;

[0033] It should be noted that the inner wall of the threaded ring 301 is provided with threads, and the outer side of the second isolation sleeve 2 is provided with corresponding threads. The threaded ring 301 is welded with the limiting ring plate 302, and the limiting ring plate 302 is bonded with the water-retaining soft plate 303 by glue. The shape of the water-retaining soft plate 303 is trumpet-shaped, thereby blocking rainwater falling into the protective shell 4;

[0034] In actual use, the first isolation sleeve 1 and the second isolation sleeve 2 are sleeved at the connection between the hanger rod 7 and the bottom section 6 of the sling, which prevents the bottom section 6 of the sling and the hanger rod 7 from direct contact with rainwater, thereby preventing the bottom section 6 of the sling and the hanger rod 7 from rusting. The partitioning components on the outside of the first isolation sleeve 1 and the second isolation sleeve 2 prevent rust at the connection between the first isolation sleeve 1 and the second isolation sleeve 2, and the water-blocking component 3 on the outside of the second isolation sleeve 2 blocks rainwater from entering the rotating component, thereby preventing the rotating component from rusting. The waterproof design does not require the application of lubricating oil at the connection between the bottom section 6 of the sling and the hanger rod 7. Therefore, under sunlight conditions, the oxidized and deteriorated paste lubricating oil can be prevented from affecting the rust prevention of the connection between the bottom section 6 of the sling and the hanger rod 7.

[0035] 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 substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A waterproof sleeve structure for installing a suspension bridge sling, comprising a first isolation sleeve (1) and a second isolation sleeve (2), characterized in that: The first isolation sleeve (1) and the second isolation sleeve (2) are connected in the middle with a sling bottom section (6), the bottom end of the sling bottom section (6) is fixedly connected with a sling rod (7) located inside the second isolation sleeve (2), and the bottom end of the sling rod (7) is provided with a rotating component, the top end of the second isolation sleeve (2) is connected with the bottom end of the first isolation sleeve (1) by threaded insertion, a partition component for preventing rainwater from entering is provided at the connection between the first isolation sleeve (1) and the second isolation sleeve (2), and a water-blocking component (3) for preventing water from entering the rotating component is provided on the outer side of the second isolation sleeve (2).

2. A waterproof sleeve structure for installing a suspension bridge sling according to claim 1, characterized in that: The rotating member comprises a U-shaped ear plate (8) hinged to the bottom end of the suspension rod (7); the U-shaped ear plate (8) is arranged at the top of the embedded part (801); a protective shell (4) is symmetrically arranged on the outer side of the U-shaped ear plate (8); a connecting part for fixing the protective shell (4) is symmetrically arranged at the connection point of the protective shell (4); and an elastic connecting block (401) for assisting the rotation of the second isolation sleeve (2) is arranged on the side of the protective shell (4).

3. The waterproof sleeve structure for installing the suspension cable of a suspension bridge according to claim 2, characterized in that: The connecting portion comprises a long bolt (402), the end of which is inserted and connected to the opposite side of the protective shell (4), and a nut (4021) for fixing the protective shell (4) is sleeved on the outer side of the long bolt (402).

4. The waterproof sleeve structure for installing the suspension cable of a suspension bridge according to claim 2, characterized in that: The water-blocking component (3) comprises a threaded ring (301) sleeved on the outside of the second isolation sleeve (2), the side of the threaded ring (301) is fixedly connected to a limiting ring plate (302), and the outside of the limiting ring plate (302) is provided with a water-blocking soft plate (303) for preventing rainwater from entering the protective shell (4).

5. The waterproof sleeve structure for installing the suspension cable of a suspension bridge according to claim 1, characterized in that: The separation component comprises a warning sleeve (5), and the warning sleeve (5) is sleeved at the connection between the first isolation sleeve (1) and the second isolation sleeve (2).

6. The waterproof sleeve structure for installing the suspension cable of a suspension bridge according to claim 5, characterized in that: The top inner wall of the warning sleeve (5) is provided with a reinforcing protrusion (501) for enhancing water blocking.

7. The waterproof sleeve structure for installing the suspension cable of a suspension bridge according to claim 1, characterized in that: A fastening bolt (601) is arranged on the outside of the sling bottom section (6) and at the top of the first isolation sleeve (1), and a waterproof cushion (602) is arranged at the bottom of the fastening bolt (601).

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