CN215441456U - Waterproof cover with vibration reduction function for inhaul cable or suspender - Google Patents
Waterproof cover with vibration reduction function for inhaul cable or suspender Download PDFInfo
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- CN215441456U CN215441456U CN202121237925.XU CN202121237925U CN215441456U CN 215441456 U CN215441456 U CN 215441456U CN 202121237925 U CN202121237925 U CN 202121237925U CN 215441456 U CN215441456 U CN 215441456U
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Abstract
A waterproof cover with a vibration reduction function for a stay cable or a suspender comprises a cover body, a cable body hoop, a pre-buried pipe hoop and a clamp ring, wherein the clamp ring is in a two-piece structure and is spliced into a ring shape, and a plurality of convex-concave grooves are formed in the inner circumference and the outer circumference of the clamp ring; the cover body is an integral body with a certain taper formed by the large end of the steel waterproof cover and the small end of the steel waterproof cover which are respectively bonded with the high-damping vibration damping body through vulcanization, and the two halves of the cover body are split; under the assembled state, the inner and outer grooves of the clamp ring and the inner side groove of the small end of the steel waterproof cover are filled with sealing materials, the clamp ring is buckled on the cable body, the small end of the steel waterproof cover is fixedly connected with the clamp ring, the clamp ring and the cable body into a whole through the bolt assembly, and the large end of the steel waterproof cover is fixedly connected with the embedded pipe into a whole. The waterproof cover is a device integrating vibration reduction and sealing and water prevention, is simple in structure and good in durability, solves the problem that the rigid waterproof cover cannot be installed when the guy cable and the embedded pipe are eccentric, and is convenient to maintain in the later stage and low in maintenance cost due to replacement and pipe maintenance.
Description
Technical Field
The utility model relates to the technical field of bridge protection, in particular to a waterproof sealing failure device for preventing bridge guy cable vibration damage, and specifically relates to a waterproof cover with a vibration reduction function for a guy cable or a suspender.
Background
The stay cable vibration damper and the waterproof cover are two indispensable important parts in a bridge stay cable system; the existing waterproof cover and the damping device in the bridge cable market have the advantages of single function and simple structure, and cannot integrate damping and waterproofing into a whole. Most of the waterproof covers are steel plates which are welded in a rolling mode or are made of two-piece cast iron; the waterproof cover has high rigidity and poor adaptability, and is difficult to install or even impossible to install especially when the cable body and the embedded pipe are eccentric; besides the service life of the waterproof cover is affected by environmental effects and material corrosion factors, the stay cable can quickly reduce the service life of the waterproof cover, and meanwhile, the waterproof sealing effect is affected by the sealing failure of the stay cable due to vibration.
In order to solve the problem that a steel waterproof cover with high rigidity is prevented from being damaged by vibration, the utility model patent with the patent publication number of CN206784180U and the utility model name of flexible waterproof device for bridge guy cable discloses a rubber waterproof cover, although the problem of difficult installation when a cable body and an embedded pipe are eccentric can be solved to a certain extent, due to the reason of the material, the durability is not good, along with the vibration of the guy cable, the rubber waterproof cover slides at a sealing contact part under the action of alternating stress, and in addition, the environmental action and the service life are prolonged gradually and aged so as to lose the action, the effect of the waterproof cover measure is actually limited, the service life is short, and the maintenance cost is high.
Disclosure of Invention
The utility model aims at the improvement of the utility model patent with the patent publication number of CN206784180U and the utility model name of flexible waterproof device for bridge guy cable, and aims at providing a waterproof cover with a damping function for a guy cable or a suspender, wherein the waterproof cover is a rigid-flexible combination device integrating damping and sealing waterproof, and has simple structure and good durability; the dilemma that the rigid waterproof cover cannot be installed when the guy cable and the embedded pipe are eccentric is solved, and the problem that sealing and waterproof are invalid due to vibration of the cable body is effectively solved; the service life of the device is prolonged, the later maintenance and replacement are convenient, and the maintenance cost of the tube culture is low.
The technical scheme for solving the problems is as follows: a waterproof cover with a vibration reduction function for a stay cable or a suspender comprises a cover body, a cable body hoop, a pre-buried pipe hoop and a clamp ring, wherein the clamp ring is in a two-piece structure and is spliced into a ring shape, and a plurality of convex-concave grooves are formed in the inner circumference and the outer circumference of the clamp ring;
the method is characterized in that: the cover body is an integral body with a certain taper formed by the large end of the steel waterproof cover and the small end of the steel waterproof cover which are respectively bonded with the high-damping vibration damping body through vulcanization, and the two halves of the cover body are split;
the small end of the steel waterproof cover is a combination body formed by a cone and a cylinder, and a plurality of convex-concave grooves are arranged on the inner side of the cylinder section; closely matched with a concave-convex groove at the outer side of the compression ring;
the large end of the steel waterproof cover is cylindrical, a supporting step is arranged at the connecting end part of the large end of the steel waterproof cover and the embedded pipe, and a T-shaped thread is arranged on the inner side of the large end of the steel waterproof cover;
in an assembly state, the inner and outer grooves of the compression ring are filled with sealing materials, the inner groove of the small end of the steel waterproof cover is filled with sealing materials, the compression ring is buckled on a cable body coated with a PE treatment agent, the buckling surface of the cover body is coated with a layer of sealing structure glue, the supporting step of the large end of the cover body is clamped on the pre-buried pipe, the small round end and the large round end of the cover body are respectively aligned with the compression ring and the pre-buried pipe to be buckled and folded in two sections, the convex groove of the inner cavity of the small end of the steel waterproof cover is correspondingly attached to the convex groove of the excircle of the compression ring, the large end face of the steel waterproof cover is arranged on the end face of the pre-buried pipe, the inner side of the steel waterproof cover is attached to the periphery of the pre-buried pipe, the cable body hoop is arranged at the installation position of the small end cable hoop of the steel waterproof cover, and the pre-buried pipe hoop is arranged at the installation position of the large end cable hoop of the steel waterproof cover; the small end of the steel waterproof cover is fixedly connected with the compression ring, the compression ring and the cable body into a whole through the bolt assembly, and the large end of the steel waterproof cover is fixedly connected with the embedded pipe into a whole.
Due to the adoption of the technical scheme, the waterproof cover with the vibration reduction function for the inhaul cable or the suspender has the following characteristics and beneficial effects:
1. this buckler is a combination of hard and soft, collects damping and waterproof seal in device of an organic whole, simple structure, and the durability is good:
the cover body of the water shield with the vibration damping function for the guy cable or the suspender is an integral body with a certain taper and two half split type formed by vulcanizing and bonding the large end of the steel water shield and the small end of the steel water shield with the high-damping vibration damping body 42 respectively; the small end of the steel waterproof cover is a combination body formed by a cone and a cylinder, and a plurality of convex-concave grooves are arranged on the inner side of the cylinder section; closely matched with a concave-convex groove at the outer side of the compression ring;
the connecting end part of the large end of the steel waterproof cover and the embedded pipe is provided with a supporting step, the embedded pipe is used for supporting the weight of the whole waterproof cover, the problem of relative sliding between the waterproof cover and the cable body is solved, the inner side of the large end of the waterproof cover is provided with a T-shaped thread, and the consolidation stress with the embedded pipe is increased;
therefore, the waterproof cover with the vibration reduction function solves the problem that the rigid waterproof cover cannot be installed when the guy cable and the embedded pipe are eccentric, and effectively prevents the sealing and waterproof failures caused by the vibration of the guy cable body; the high-damping vibration damper of the transition section of the waterproof cover releases the kinetic energy of the alternating stress generated by the vibration of the cable body; the small end of the waterproof cover is fixedly connected with the cable body into a whole all the time, and the large end of the waterproof cover is fixedly connected with the embedded pipe into a whole, so that the service life of the waterproof cover is prolonged.
2. Greatly reduces the production cost and the later maintenance cost:
because the clamp ring is connected with the cable body, the size of the inner cavity of the clamp ring is changed, so that the waterproof cover with the vibration reduction function for the inhaul cable or the suspender can adapt to cable bodies with different cable diameters, and the maintenance cost of the pipe maintenance is low.
3. The product adopts a separation structure, and is convenient to manufacture, install and construct. .
The technical features of a waterproof cover with a damping function for a stay cable or a suspension rod according to the present invention will be further described with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of the entire structure and installation and use states of a waterproof cover with a damping function for a guy cable or a hanger rod according to the present invention;
FIG. 2 is a schematic view of the construction of the housing;
FIG. 3 is a schematic view of a clamp ring construction;
fig. 4-1-4-2 are schematic views of the cable body hoop structure;
FIG. 4-1: front view, fig. 4-2: a top view;
fig. 5-1-5-2 are schematic diagrams of the structure of the anchor ear of the embedded pipe;
FIG. 5-1: front view, fig. 5-2: and (4) a top view.
In the figure:
1-a pre-buried pipe, 2-a bolt assembly, 3-a pre-buried pipe hoop, 4-a cover body, 41-a large end of a steel waterproof cover, 411-a supporting step, 412-a T-shaped thread, 42-a high damping vibration attenuation body and 43-a small end of the steel waterproof cover;
5-a compression ring, 6-a guy cable body and 7-a cable body hoop.
Detailed Description
A waterproof cover with a vibration reduction function for a guy cable comprises a cover body 4, a pre-buried pipe hoop 3, a cable body hoop 7 and a clamp ring 5, wherein the clamp ring 5 is in a two-piece structure and is spliced into a ring shape, and a plurality of convex-concave grooves are formed in the inner circumference and the outer circumference of the clamp ring;
the cover body 4 is a whole with a certain taper formed by vulcanizing and bonding a large end 41 of a steel waterproof cover, a small end 43 of the steel waterproof cover and a high-damping vibration damping body 42 respectively, and is divided into two halves;
the small end 43 of the steel waterproof cover is a combination body formed by a cone and a cylinder, and a plurality of convex-concave grooves are arranged on the inner side of the cylinder section; closely matched with a concave-convex groove at the outer side of the compression ring 5;
the large end 41 of the steel waterproof cover is cylindrical, a supporting step 411 is arranged at the connecting end part of the large end 41 of the steel waterproof cover and the embedded pipe, the embedded pipe is used for supporting the weight of the whole waterproof cover, the problem of relative sliding between the waterproof cover and the cable body is solved, a T-shaped thread 412 is arranged on the inner side of the large end 41 of the steel waterproof cover, and the consolidation stress with the embedded pipe is increased;
in an assembly state, the inner and outer grooves of the compression ring are filled with sealing materials, the inner groove of the small end of the steel waterproof cover is filled with sealing materials, the compression ring is buckled on a cable body coated with a PE treatment agent, the buckling surface of the cover body is coated with a layer of sealing structure glue, the large end supporting step 411 of the cover body is buckled on the embedded pipe, the small round end and the large round end of the cover body are respectively aligned with the compression ring and the embedded pipe to be buckled and folded in two sections, the convex groove of the inner cavity of the small end of the steel waterproof cover is correspondingly attached to the convex groove of the excircle of the compression ring, the large end face of the steel waterproof cover is arranged on the end face of the embedded pipe, the inner side of the steel waterproof cover is attached to the periphery of the embedded pipe, the cable body hoop 7 is arranged at the mounting position of the small end 43 of the steel waterproof cover, and the embedded pipe hoop 3 is arranged at the mounting position of the large end 41 of the steel waterproof cover; the small end of the steel waterproof cover is fixedly connected with the compression ring, the compression ring and the cable body into a whole through the bolt assembly, and the large end of the steel waterproof cover is fixedly connected with the embedded pipe into a whole.
The sealing material filled in the inner and outer grooves of the clamp ring and the inner groove of the small end of the steel waterproof cover is sealing putty or a water-swelling rubber sealing strip or silicone sealing glue.
The high damping vibration damping body 42 is made of high damping rubber.
In the embodiment of the utility model, the embedded pipe can also be called a cable guide pipe.
Claims (1)
1. A waterproof cover with a vibration reduction function for a stay cable or a suspender comprises a cover body, a cable body hoop, a pre-buried pipe hoop and a clamp ring, wherein the clamp ring (5) is in a two-piece structure and is spliced into a ring shape, and a plurality of convex-concave grooves are formed in the inner circumference and the outer circumference of the clamp ring;
the method is characterized in that: the cover body (4) is a whole with a certain taper formed by vulcanizing and bonding a large end (41) of the steel waterproof cover and a small end (43) of the steel waterproof cover with the high-damping vibration damping body (42) respectively, and the two halves are split;
the small end (43) of the steel waterproof cover is a combination body formed by a cone and a cylinder, and a plurality of convex-concave grooves are arranged on the inner side of the cylinder section; tightly matched with a concave-convex groove at the outer side of the compression ring (5);
the large end (41) of the steel waterproof cover is cylindrical, a supporting step (411) is arranged at the connecting end part of the large end (41) of the steel waterproof cover and the embedded pipe, and a T-shaped thread (412) is arranged on the inner side of the large end (41) of the steel waterproof cover;
in an assembly state, the inner and outer grooves of the compression ring are filled with sealing materials, the inner groove of the small end of the steel waterproof cover is filled with sealing materials, the compression ring is buckled on a cable body coated with a PE treatment agent, the buckling surface of the cover body is coated with a layer of sealing structure glue, the large end supporting step of the cover body is buckled on the pre-buried pipe, the small round end and the large round end of the cover body are respectively aligned with the compression ring and the pre-buried pipe to be buckled and folded in two sections, the convex groove of the inner cavity of the small end of the steel waterproof cover is correspondingly attached to the convex groove of the excircle of the compression ring, the large end face of the steel waterproof cover is arranged on the end face of the pre-buried pipe, the inner side of the steel waterproof cover is attached to the periphery of the pre-buried pipe, the cable body anchor ear (7) is arranged at the cable hoop installation position of the small end (43) of the steel waterproof cover, and the pre-buried pipe anchor ear (3) is arranged at the cable hoop installation position of the large end (41) of the steel waterproof cover; the small end of the steel waterproof cover is fixedly connected with the compression ring, the compression ring and the cable body into a whole through the bolt assembly, and the large end of the steel waterproof cover is fixedly connected with the embedded pipe into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121237925.XU CN215441456U (en) | 2021-06-03 | 2021-06-03 | Waterproof cover with vibration reduction function for inhaul cable or suspender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121237925.XU CN215441456U (en) | 2021-06-03 | 2021-06-03 | Waterproof cover with vibration reduction function for inhaul cable or suspender |
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|---|---|
| CN215441456U true CN215441456U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121237925.XU Active CN215441456U (en) | 2021-06-03 | 2021-06-03 | Waterproof cover with vibration reduction function for inhaul cable or suspender |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753251A (en) * | 2022-03-07 | 2022-07-15 | 中铁武汉勘察设计院有限公司 | Bridge pull sling anti-corrosion device and construction method thereof |
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2021
- 2021-06-03 CN CN202121237925.XU patent/CN215441456U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114753251A (en) * | 2022-03-07 | 2022-07-15 | 中铁武汉勘察设计院有限公司 | Bridge pull sling anti-corrosion device and construction method thereof |
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