CN213896769U

CN213896769U - Anti-corrosion and anti-breaking cable-stayed bridge cable U-shaped joint

Info

Publication number: CN213896769U
Application number: CN202022293135.5U
Authority: CN
Inventors: 侯飞; 赵文强; 靳立敬
Original assignee: Shijiazhuang Huagong Machinery Equipment Co ltd
Current assignee: Shijiazhuang Huagong Machinery Equipment Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-08-06
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a cable-stay bridge cable U type of anti-corrosion preventing rupture connects, connect the main part including the U type, the U type connects the inside rotation of main part to be connected with the main shaft, the outside fixed mounting that the U type connects the main part has protective housing down, the top of protective housing rotates the one end of being connected with the hinge down, protective housing is gone up to the other end fixedly connected with of hinge, the inside demountable installation who goes up protective housing has fastener. The utility model discloses a fastener is connected with last protecting crust and lower protecting crust mutually supporting, consolidates the U type joint main part, prevents that the U type from connecting the main part and appearing becoming flexible, provides the stability that the U type connects the main part to connect the main part to the U type and protect, improved the life and the use strength that the U type connects the main part.

Description

Anti-corrosion and anti-breaking cable-stayed bridge cable U-shaped joint

Technical Field

The utility model relates to a connect technical field, specifically be an anticorrosive cable-stay bridge cable U type joint of preventing rupture.

Background

The cable-stayed bridge is one of the most popular bridge types of the existing large-span bridge due to the characteristics of small height of a main beam, large spanning capability, beautiful shape and the like. In the prior art, a cable-stayed bridge is usually constructed with a cable tower in the middle, and symmetric cables are arranged on two sides of the cable tower, and main beams of the cable tower are connected together through the cables. The common anchoring forms of the guy cable and the steel box girder mainly comprise: anchor box (pressure bearing) connection, otic placode (pin hinge) connection, anchor tube connection and anchor plate connection. Can use U type to connect in these anchor are connected, but the corrosion appears easily when current U type connects the use, leads to connecting intensity not enough, therefore causes dangerous accident, and current U type connects the easy appearance after connecting and becomes flexible moreover, the condition of shake, poor stability. Therefore, the cable-stayed bridge cable U-shaped joint with corrosion resistance and breakage resistance is provided.

Patent number CN201210313139.2 discloses a cable-stay bridge cable anchor structure, including the first otic placode of fixed connection in steel box girder web surface, still including the through type insert and fixed connection in the second otic placode of steel box girder roof board, wherein first otic placode with the tip that has the pinhole of second otic placode is in the outside of steel box girder roof board is but towards opposite direction. The stay cable anchoring structural part of the cable-stayed bridge can be simultaneously connected with the stay cables which are arranged in a crossed manner, so that all the components in the anchoring area are stressed uniformly and reasonably. In addition, the cable anchoring structural part of the cable-stayed bridge has the advantages of simple and firm structure, convenience in construction and the like.

The device has the following disadvantages when in use: 1. when the device is used, the U-shaped joint main body cannot be fixed, and is easy to loosen, so that improvement is needed; 2. the device can't protect the U-shaped joint main body when using, leads to the U-shaped joint main body to appear the corrosion easily, and life is low, so still need improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cable-stay bridge cable U type joint of anticorrosive anti-rupture, through installing protective housing, lower protective housing, the top gum cover, mechanical seal cover, the hinge, the main shaft, the pivot hole site, the confinement device, wash port and filter screen, current cable-stay bridge cable U type joint can't protect the U type joint when using, lead to the U type joint to appear the corrosion easily, the intensity is weak, through installing upper protective housing, lower protective housing, the top gum cover, mechanical seal cover, the hinge, main shaft and pivot hole site, before the installation, at first fix U type joint main part together with main shaft and lower protective housing, then rotate upper protective housing, attach upper protective housing in the outside of hinge and rotate, laminate in the outside of lower protective housing at last, connect a plurality of fixing bolt A and the fixing screw outside the lower protective housing fixedly, then insert mechanical seal cover in the outside of U type joint main part, then, a top rubber sleeve which is rotationally connected with the outer side of the mechanical sealing sleeve is rotated, the top rubber sleeve and a lower protective shell are connected with threads on the outer side of the top of an upper protective shell, the top rubber sleeve is made of rubber, the mechanical sealing sleeve and the mechanical sealing sleeve have good waterproofness and sealing performance, rainwater cannot enter the upper part inside a cavity formed by closing the lower protective shell and the upper protective shell, the anti-rust performance of an inner U-shaped joint main body is improved, the service life and the strength of the U-shaped joint main body are prolonged, the U-shaped joint of the existing cable-stayed bridge inhaul cable is easy to loosen and shake when in use, the stability is poor, the U-shaped joint main body is fixed by a plurality of fastening devices inside the upper protective shell after the upper protective shell and the lower protective shell are closed, and a damping plate below a connection spring inside the fastening devices is abutted against a fixing ring plate below the damping spring through installing a locking device, a drain hole and a filter screen, the fixed ring plate blocks the outer side of the U-shaped joint main body, the U-shaped joint main body is fixed, when shaking occurs when the U-shaped joint main body is used, the damping spring acts at the moment, a piston in the damping spring moves up and down, oil in the damping spring cavity repeatedly flows into another cavity from one cavity through different pores, friction between the hole wall and the oil and inner friction between oil molecules form damping force to vibration at the moment, the vibration energy of the U-shaped joint main body is converted into oil heat energy, the oil heat energy is absorbed by the vibration absorber and dissipated into the atmosphere, meanwhile, when the upper protective shell and the lower protective shell are closed, the main shaft is inserted into the hole of the rotating shaft, so that the upper protective shell and the lower protective shell are more stably connected with the U-shaped joint main body, and the stability and the safety of the U-shaped joint main body are improved.

In order to achieve the above object, the utility model provides a following technical scheme: a cable-stayed bridge cable U-shaped joint with corrosion resistance and breakage resistance comprises a U-shaped joint main body, wherein a main shaft is rotatably connected inside the U-shaped joint main body, a lower protective shell is fixedly installed on the outer side of the U-shaped joint main body, one end of a hinge is rotatably connected above the lower protective shell, the other end of the hinge is fixedly connected with an upper protective shell, a fastening device is detachably installed inside the upper protective shell, the fastening device comprises a connecting seat, a damping and shock absorbing spring, a fixed ring plate, a fixed shaft sleeve and a fixed bolt B, the fixed shaft sleeve is fixedly installed on two sides inside the connecting seat, one end of the fixed bolt B is connected with the inner thread of the fixed shaft sleeve in a threaded manner, the other end of the fixed bolt B is detachably connected inside the upper protective shell, one end of the damping and shock absorbing spring is detachably connected below the connecting seat, and the other end of the damping and shock absorbing spring is detachably connected with the fixed ring plate, and the fixed ring plate is sleeved outside the U-shaped joint main body.

As an embodiment of the present invention, the position of the inner side of the upper protective shell aligned with the main shaft is provided with a rotating shaft hole site, and the main shaft is inserted into the rotating shaft hole site, and the outer surface of the upper protective shell is provided with a plurality of fixing screws.

As an embodiment of the present invention, the outer side of the lower protective shell is detachably mounted with one end of a plurality of fixing bolts a, and the fixing bolts a are connected with the fixing screws by screws.

As a preferred embodiment of the utility model, the below outside of going up protective housing and lower protective housing all has the screw thread, and the outside threaded connection of screw thread has the top gum cover, the inside of top gum cover is rotated and is connected with mechanical seal cover, and mechanical seal cover cup joints the outside that the U type connects the main part.

As an optimized embodiment of the utility model, the bottom both sides of lower protective housing have been seted up the wash port, the filter screen is inlayed and is connected with in the outside of wash port.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model relates to an anti-corrosion and anti-breaking cable-stayed bridge cable U-shaped joint, which is characterized in that an upper protective shell, a lower protective shell, a top rubber sleeve, a mechanical sealing sleeve, a hinge, a main shaft and a rotating shaft hole site are installed, the U-shaped joint can not be protected when the existing cable-stayed bridge cable U-shaped joint is used, so that the U-shaped joint is easy to rust and has weakened strength, before installation, a U-shaped joint main body together with the main shaft and the lower protective shell are fixed, then the upper protective shell is rotated, the upper protective shell is rotated depending on the outer side of the hinge, and finally the upper protective shell is attached to the outer side of the lower protective shell, a plurality of fixing bolts A outside the lower protective shell are connected and fixed with fixing screw holes, then the mechanical sealing sleeve is inserted and connected to the outer side of the U-shaped joint main body, then the top rubber sleeve connected is rotated outside the mechanical sealing sleeve, the top rubber sleeve is connected with the threads outside the top of the lower protective shell and the upper protective shell, the material of top gum cover is the rubber material to and mechanical seal cover, both have good waterproof nature and leakproofness, guarantee down the protective housing and can not have the rainwater entering with the inside top of cavity that last protective housing closed formed, improved the rust resistance of inside U type joint main part, thereby improved the life and the intensity that the U type connects the main part.

2. The utility model discloses a cable-stay bridge cable U type joint of anticorrosive anti-rupture, through installing confinement device, wash port and filter screen, current cable-stay bridge cable U type joint appears becoming flexible when using easily, the condition of shake, poor stability, after upper protective housing and lower protective housing are closed, a plurality of fastener in the upper protective housing fix U type joint main part, the damping spring below the connection in the fastener supports the fixed ring plate below, the fixed ring plate blocks the U type joint main part outside, fix it, when the shake appears when using, damping spring produces the effect at this moment, the piston in the damping spring reciprocates, fluid in the damping spring cavity flows into another cavity through different holes from a chamber repeatedly, friction between pore wall and fluid and inner friction between fluid molecule form damping force to the vibration at this moment, make U type joint main part vibration energy transform fluid heat energy, absorb by the shock absorber and give off to the atmosphere again, when last protective housing was closed with lower protective housing simultaneously, the main shaft inserts inside the pivot hole site for it is more stable to go up to be connected between protective housing and lower protective housing and the U type joint main part, has improved the stability and the security of U type joint main part.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of an anti-corrosion and anti-breaking cable-stayed bridge cable U-shaped joint of the present invention;

fig. 2 is a schematic structural view of the fastening device for the U-shaped joint of the anti-corrosion and anti-breaking cable-stayed bridge cable of the present invention.

In the figure: 1. a U-shaped joint body; 2. a main shaft; 3. fixing the bolt A; 4. a drain hole; 5. filtering with a screen; 6. a fastening device; 7. a rotating shaft hole position; 8. a thread; 9. fixing screw holes; 10. an upper protective shell; 11. a hinge; 12. a stationary ring plate; 13. fixing the shaft sleeve; 14. a top rubber sleeve; 15. a mechanical seal cartridge; 16. a damping spring; 17. a connecting seat; 18. a fixing bolt B; 19. and a lower protective shell.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: a cable-stayed bridge cable U-shaped joint with corrosion resistance and breakage resistance comprises a U-shaped joint main body 1, wherein a main shaft 2 is rotatably connected inside the U-shaped joint main body 1, a lower protective shell 19 is fixedly installed on the outer side of the U-shaped joint main body 1, one end of a hinge 11 is rotatably connected above the lower protective shell 19, an upper protective shell 10 is fixedly connected at the other end of the hinge 11, a fastening device 6 is detachably installed inside the upper protective shell 10, the fastening device 6 comprises a connecting seat 17, a damping shock-absorbing spring 16, a fixed ring plate 12, a fixed shaft sleeve 13 and a fixed bolt B18, the fixed shaft sleeve 13 is fixedly installed on two sides inside the connecting seat 17, one end of a fixed bolt B18 is connected to the inner thread of the fixed shaft sleeve 13, the other end of the fixed bolt B18 is detachably connected inside the upper protective shell 10, one end of a damping shock-absorbing spring 16 is detachably connected below the connecting seat 17, the other end of the damping spring 16 is detachably connected with a fixed ring plate 12, and the fixed ring plate 12 is sleeved outside the U-shaped joint main body 1.

In this embodiment (please refer to fig. 1 and 2), before installation, the U-shaped joint body 1, together with the main shaft 2, is fixed to the lower protective shell 19, then the upper protective shell 10 is rotated, the upper protective shell 10 is rotated along with the outer side of the hinge 11, and finally the upper protective shell is attached to the outer side of the lower protective shell 19, a plurality of fixing bolts a3 outside the lower protective shell 19 are connected and fixed to the fixing screw holes 9, then the mechanical sealing sleeve 15 is inserted into the outer side of the U-shaped joint body 1, then the top rubber sleeve 14 rotatably connected to the outer side of the mechanical sealing sleeve 15 is rotated, the top rubber sleeve 14 and the lower protective shell 19 are connected to the screw thread outside the top of the upper protective shell 10, the top rubber sleeve 14 is made of rubber, and the mechanical sealing sleeve 15 both have good waterproof and sealing properties, so as to ensure that no rainwater enters the upper part of the cavity formed by the lower protective shell 19 and the upper protective shell 10 in a closed manner, thereby improving the rust-proof performance of the inner U, therefore, the service life and the strength of the U-shaped joint main body 1 are improved, after the upper protective shell 10 and the lower protective shell 19 are closed, the U-shaped joint main body 1 is fixed by the plurality of fastening devices 6 in the upper protective shell 10, the damping shock absorbing springs 16 connected below the fastening devices 6 abut against the fixed ring plate 12 below the fastening devices, the fixed ring plate 12 clamps the outer side of the U-shaped joint main body 1 and fixes the U-shaped joint main body, when the U-shaped joint main body shakes during use, the damping shock absorbing springs 16 act at the moment, the pistons in the damping shock absorbing springs 16 move up and down, oil in the cavities of the damping shock absorbing springs 16 repeatedly flows into another cavity from one cavity through different pores, at the moment, the friction between the hole wall and the oil and the internal friction between oil molecules form damping force to vibration, so that the vibration energy of the U-shaped joint main body 1 is converted into oil heat energy, and then the oil energy is absorbed into the atmosphere by the vibration absorber, meanwhile, when the upper protective shell 10 and the lower protective shell 19 are closed, the spindle 2 is inserted into the rotating shaft hole 7, so that the connection between the upper protective shell 10 and the lower protective shell 19 as well as the U-shaped joint main body 1 is more stable, and the stability and the safety of the U-shaped joint main body 1 are improved.

The inner side of the upper protective shell 10 is provided with a rotating shaft hole 7 aligned with the main shaft 2, the main shaft 2 is inserted into the rotating shaft hole 7, and the outer side surface of the upper protective shell 10 is provided with a plurality of fixing screw holes 9.

Wherein, the inside one end of a plurality of fixing bolts A3 of demountable installation of the outside of lower protective case 19, and carry out threaded connection between fixing bolt A3 and the fixed screw 9.

The outer sides of the lower portions of the upper protective shell 10 and the lower protective shell 19 are both provided with threads 8 in a turning mode, the outer sides of the threads 8 are connected with a top rubber sleeve 14 in a threaded mode, a mechanical sealing sleeve 15 is rotatably connected inside the top rubber sleeve 14, and the mechanical sealing sleeve 15 is sleeved on the outer side of the U-shaped joint main body 1.

Wherein, the two sides of the bottom of the lower protective shell 19 are provided with drain holes 4, and the outer sides of the drain holes 4 are embedded and connected with filter screens 5.

It should be noted that the utility model relates to a cable-stayed bridge cable U-shaped joint with corrosion resistance and breakage resistance, which comprises a U-shaped joint main body 1, a main shaft 2, a fixing bolt A3, a drain hole 4, a filter screen 5, a fastening device 6, a rotating shaft hole 7, a thread 8, a fixing screw hole 9, an upper protective shell 10, a hinge 11, a fixing ring plate 12, a fixing shaft sleeve 13, a top rubber sleeve 14, a mechanical sealing sleeve 15, a damping and shock-absorbing spring 16, a connecting seat 17, a fixing bolt B18 and a lower protective shell 19, wherein the components are all universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, in the spare part of the device, all the above electric components, which refer to power components, electric components and adaptive monitoring computers, are connected by leads, and the concrete connection means should refer to the following working principles, before installation, the U-shaped joint body 1 together with the main shaft 2 is fixed with the lower protective shell 19, then the upper protective shell 10 is rotated, the upper protective shell 10 is rotated along the outer side of the hinge 11 and finally attached to the outer side of the lower protective shell 19, a plurality of fixing bolts a3 outside the lower protective shell 19 are connected and fixed with the fixing screw holes 9, then the mechanical sealing sleeve 15 is inserted and connected to the outer side of the U-shaped joint body 1, then the top rubber sleeve 14 rotatably connected to the outer side of the mechanical sealing sleeve 15 is rotated, the top rubber sleeve 14 is connected with threads outside the top of the lower protective shell 19 and the upper protective shell 10, the top rubber sleeve 14 is made of rubber, and the mechanical sealing sleeve 15 both have good waterproofness and sealing performance, the upper part of the cavity formed by the closing of the lower protective shell 19 and the upper protective shell 10 is ensured not to be penetrated by rainwater, the antirust performance of the U-shaped joint main body 1 is improved, the service life and the strength of the U-shaped joint main body 1 are improved, after the upper protective shell 10 and the lower protective shell 19 are closed, the U-shaped joint main body 1 is fixed by the plurality of fastening devices 6 in the upper protective shell 10, the damping shock absorbing springs 16 connected below in the fastening devices 6 abut against the fixed ring plate 12 below, the fixed ring plate 12 blocks the outer side of the U-shaped joint main body 1 and fixes the U-shaped joint main body, when the U-shaped joint main body is shaken in use, the damping shock absorbing springs 16 act, the pistons in the damping shock absorbing springs 16 move up and down, oil in the cavities of the damping shock absorbing springs 16 repeatedly flows into the other cavities from one cavity through different pores, and the friction between the pore wall and the oil and the inner friction between oil molecules form damping force on vibration, the vibration energy of the U-shaped joint main body 1 is converted into oil heat energy, the oil heat energy is absorbed by the shock absorber and is emitted into the atmosphere, and meanwhile, when the upper protective shell 10 and the lower protective shell 19 are closed, the spindle is inserted into the rotating shaft hole site 7 through the spindle insertion part 2, so that the connection between the upper protective shell 10 and the lower protective shell 19 as well as the U-shaped joint main body 1 is more stable, and the stability and the safety of the U-shaped joint main body 1 are improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a cable-stay bridge cable U type of breakage is prevented in anticorrosive connects main part (1), its characterized in that including the U type: the U-shaped joint comprises a U-shaped joint body (1), a main shaft (2) is rotatably connected to the inside of the U-shaped joint body (1), a lower protective shell (19) is fixedly mounted on the outer side of the U-shaped joint body (1), one end of a hinge (11) is rotatably connected to the upper portion of the lower protective shell (19), an upper protective shell (10) is fixedly connected to the other end of the hinge (11), a fastening device (6) is detachably mounted inside the upper protective shell (10), the fastening device (6) comprises a connecting seat (17), a damping and shock-absorbing spring (16), a fixed ring plate (12), a fixed shaft sleeve (13) and a fixed bolt B (18), fixed shaft sleeves (13) are fixedly mounted on two sides of the inside of the connecting seat (17), one end of the fixed bolt B (18) is connected to the inner thread of the fixed shaft sleeve (13), the other end of the fixed bolt B (18) is detachably connected to the inside of the upper protective shell (10), the connecting device is characterized in that one end of a damping and shock-absorbing spring (16) is detachably connected to the lower portion of the connecting seat (17), the other end of the damping and shock-absorbing spring (16) is detachably connected with a fixed ring plate (12), and the fixed ring plate (12) is sleeved on the outer side of the U-shaped joint main body (1).

2. The cable-stayed bridge cable U-shaped joint capable of preventing corrosion and breakage according to claim 1, characterized in that: a rotating shaft hole position (7) is formed in the position, aligned with the main shaft (2), of the inner side of the upper protective shell (10), the main shaft (2) is inserted into the rotating shaft hole position (7), and a plurality of fixing screw holes (9) are formed in the surface of the outer side of the upper protective shell (10).

3. The cable-stayed bridge cable U-shaped joint capable of preventing corrosion and breakage according to claim 1, characterized in that: the inside demountable installation of the outside of lower protective case (19) has the one end of a plurality of fixing bolt A (3), and carries out threaded connection between fixing bolt A (3) and fixed screw (9).

4. The cable-stayed bridge cable U-shaped joint capable of preventing corrosion and breakage according to claim 1, characterized in that: the outer sides of the lower portions of the upper protective shell (10) and the lower protective shell (19) are both provided with threads (8), the outer sides of the threads (8) are in threaded connection with a top rubber sleeve (14), the inner portion of the top rubber sleeve (14) is rotatably connected with a mechanical sealing sleeve (15), and the mechanical sealing sleeve (15) is sleeved on the outer side of the U-shaped joint main body (1).

5. The cable-stayed bridge cable U-shaped joint capable of preventing corrosion and breakage according to claim 1, characterized in that: the two sides of the bottom of the lower protective shell (19) are provided with drain holes (4), and the outer sides of the drain holes (4) are embedded and connected with filter screens (5).