CN213279021U - Corrosion-resistant double-ladder-edge aluminum alloy bridge - Google Patents

Abstract

The utility model belongs to the technical field of electrical accessories, especially, for anticorrosive double ladder limit aluminum alloy crane span structure, including ladder limit and liftable protection locating plate, the ladder limit is provided with two, two it is fixed to loop through the mode connection of connecting the skeleton between the ladder limit, it corresponds the bottom that sets up at the ladder limit to connect the skeleton, liftable protection locating plate adaptation is two between the ladder limit, two the upper end on ladder limit inwards extends perpendicularly respectively has last location mounting panel, go up and all set up the screw hole that runs through from top to bottom in the location mounting panel, the screw rod is installed to the downthehole adaptation of screw thread. The utility model discloses an optimize the inner structure of aluminum alloy crane span structure, strengthened the anticorrosion of aluminum alloy crane span structure and acted as go to through setting up the liftable protection locating plate to the cable in the crane span structure, the crane span structure anticorrosion effect of having solved the current stage is not enough good, and its problem that can not accomplish the cable location protection.

Description

Corrosion-resistant double-ladder-edge aluminum alloy bridge

Technical Field

The utility model relates to an electrical accessories technical field specifically is anticorrosive double ladder limit aluminum alloy crane span structure.

Background

The cable testing bridge divide into slot type, tray formula and ladder posture isotructure, by the support, composition such as trailing arm and installation annex, its effect can be inside with the orderly range of cable, it is used when leading to another equipment from an equipment, can not influence the building pleasing to the eye, cable testing bridge will be used to cable that general volume is big, what the ladder shelves of the most ladder formula cable testing bridge at present adopted is the design of C type groove, the stability of two ladder limit aluminum alloy testing bridges is good, be suitable for laying of cable, nevertheless the two ladder limit aluminum alloy testing bridges of present stage still have some less than when using.

There are the following problems:

1. firstly, the waterproof effect of the aluminum alloy bridge frame at the present stage is general, so that water vapor and water are easy to stay on the outer surface of the aluminum alloy bridge frame, the corrosion effect of the aluminum alloy bridge frame is further formed, the corrosion resistance of the aluminum alloy bridge frame is further reduced, and the service life of the aluminum alloy bridge frame is influenced.

2. Secondly, the aluminum alloy bridge frame at the present stage lacks a positioning and fixing mechanism for the cable, the cable is easy to slide in the bridge frame, the use stability of the cable is poor, and the cable is not favorable for laying and installation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an anticorrosive double ladder limit aluminum alloy crane span structure has strengthened the anticorrosion effect of aluminum alloy crane span structure through the inner structure who optimizes the aluminum alloy crane span structure to through set up the liftable protection locating plate to the cable in the crane span structure, the crane span structure anticorrosion effect of having solved at present stage is not enough good, and its problem that can not accomplish the cable location protection.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: anticorrosive double ladder limit aluminum alloy crane span structure, including ladder limit and liftable protection locating plate, the ladder limit is provided with two, two it is fixed to loop through the mode connection skeleton between the ladder limit, it corresponds the bottom that sets up at the ladder limit to connect the skeleton, liftable protection locating plate adaptation is two between the ladder limit, two the upper end on ladder limit inwards extends perpendicularly respectively has last location mounting panel, go up the screw hole that runs through about all seting up in the location mounting panel, the screw rod is installed to the downthehole adaptation of screw thread, the upper surface of liftable protection locating plate is seted up and is corresponded the ring channel that sets up in the screw hole below, the ring channel internal fixation has the bearing frame, the lower extreme correspondence of screw rod is fixed on the inner wall of bearing frame.

As the utility model discloses a preferred technical scheme, the upper end of screw rod all is fixed with annular helmet.

As the utility model discloses an optimal technical scheme, two the lower extreme on ladder limit inwards extends perpendicularly respectively and has the straight board of lower protection, and the cable positioning groove that runs through around the lower surface array of liftable protection locating plate has.

As the utility model discloses a preferred technical scheme, be fixed with the dehumidification bag on the inner wall on ladder limit, the dehumidification bag intussuseption is filled with the drier, and the array has the air current hole on the outer wall of dehumidification bag.

As the utility model discloses a preferred technical scheme, including aluminum alloy basic unit in the ladder limit to and compound the setting is in the anti-corrosion coating of aluminum alloy basic unit upper surface, and anti-corrosion coating's upper surface is provided with sun-proof layer, sun-proof layer's upper surface is coated with waterproof coating.

As the preferred technical scheme of the utility model, waterproof coating is pitch.

(III) advantageous effects

Compared with the prior art, the utility model provides an anticorrosive double ladder limit aluminum alloy crane span structure possesses following beneficial effect:

1. this anticorrosive double ladder limit aluminum alloy crane span structure, through set up anti-corrosion coating in the ladder limit, sun-proof layer and water proof coating, and fixed dehumidification bag on the inner wall of the relative one side in ladder limit, the dehumidification effect of near air can be carried out, and then reduce the corrosion effect of aluminum alloy crane span structure, be provided with anti-corrosion coating in the aluminum alloy crane span structure, sun-proof layer and water proof coating, water proof coating sets up the outside at the crane span structure, can effectively prevent the contact of moisture with aluminum alloy basic unit, and then form the guard action, effectively reduce the corrosion effects of aluminum alloy, and then prolong its service life, sun-proof layer's setting can strengthen the sun-proof effect on ladder limit simultaneously, and then reduce the influence that high temperature environment corresponds the cable.

2. This anticorrosive double ladder limit aluminum alloy crane span structure, through set up the liftable between the ladder limit and protect the locating plate, the lower surface of liftable protection locating plate is provided with the cable positioning groove, when the liftable protection locating plate descends, the cable positioning groove and the cable contact of its lower surface, and then form the positioning action of cable, prevent that the cable from sliding, be favorable to the cable fixed in the crane span structure, and then make things convenient for its installation, excellent in use effect, simultaneously, the liftable protection locating plate possesses protection and sun-proof effect equally, and functionality and protecting effect are good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1A according to the present invention;

FIG. 3 is an internal cross-sectional view of the middle ladder side of the present invention;

FIG. 4 is a schematic structural view of the dehumidifying bag of the present invention;

fig. 5 is a schematic view of the internal structure of the dehumidifying bag of the present invention.

In the figure: 1. ladder sides; 2. a lower protective straight plate; 3. connecting the framework; 4. a protective positioning plate can be lifted; 5. an upper positioning mounting plate; 6. a dehumidification bag; 7. an annular protective cap; 8. a screw; 9. a threaded hole; 10. an annular groove; 11. a bearing seat; 12. an aluminum alloy base layer; 13. an anti-corrosion layer; 14. a sunscreen layer; 15. a water-resistant coating; 16. an air circulation hole; 17. a desiccant; 18. a cable positioning groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: anticorrosive double ladder limit aluminum alloy crane span structure, including terraced limit 1 and liftable protection locating plate 4, terraced limit 1 is provided with two, it is fixed to loop through the mode connection skeleton 3 between two terraced limits 1, it corresponds the bottom that sets up at terraced limit 1 to connect skeleton 3, liftable protection locating plate 4 adaptation is between two terraced limits 1, the upper end of two terraced limits 1 inwards extends perpendicularly respectively has last location mounting panel 5, go up the screw hole 9 that runs through about all seting up in the location mounting panel 5, screw rod 8 is installed to the adaptation in the screw hole 9, liftable protection locating plate 4's upper surface is seted up and is corresponded the ring channel 10 that sets up in screw hole 9 below, ring channel 10 internal fixation has bearing frame 11, the lower extreme correspondence of screw rod 8 is fixed on the inner wall of bearing.

In this embodiment, through with 4 adaptations of liftable protection locating plate between two ladder limits 1, its during operation can be through the mode control lift of screw rod 8, realizes that the location of aluminum alloy crane span structure inside cable is fixed, and then prevents that the cable from sliding.

Specifically, the upper ends of the screws 8 are fixed with annular protective caps 7.

In this embodiment, the ring-shaped protective cap 7 is fixed to the upper end of the screw 8, so that the rotation of the screw 8 is controlled conveniently.

Specifically, the lower ends of the two ladder sides 1 extend inwards vertically to form lower protective straight plates 2 respectively, and cable positioning grooves 18 penetrating through the lower surface of the liftable protective positioning plate 4 are arrayed.

In this embodiment, the cable positioning grooves 18 penetrating through the lower surface of the liftable protection positioning plate 4 are arrayed, and the cable positioning grooves 18 are adapted to cables, so that the cables can be conveniently positioned, clamped and fixed.

Specifically, a dehumidification bag 6 is fixed on the inner wall of the ladder side 1, a drying agent 17 is filled in the dehumidification bag 6, and air circulation holes 16 are arrayed on the outer wall of the dehumidification bag 6.

In this embodiment, the desiccant 17 is filled in the dehumidification pouch 6 to adsorb water vapor.

Specifically, the ladder side 1 comprises an aluminum alloy base layer 12 and an anti-corrosion layer 13 compositely arranged on the upper surface of the aluminum alloy base layer 12, a sun-proof layer 14 is arranged on the upper surface of the anti-corrosion layer 13, and a waterproof coating 15 is coated on the upper surface of the sun-proof layer 14.

In this embodiment, through setting up anti-corrosion coating 13, sun-proof layer 14 and waterproof coating 15, sun-proof layer 14's setting can strengthen the sun-proof effect of device for the high temperature protection of cable sets up waterproof coating 15 simultaneously, avoids vapor and aluminum alloy base layer 12 contact, and then avoids the corrosion.

Specifically, the waterproof coating 15 is asphalt.

In the embodiment, the asphalt has good protection effect and low manufacturing cost, and is convenient to popularize and use.

The utility model discloses a theory of operation and use flow: when in use, the cable is arranged between the ladder sides 1 in an inserting way, the bottom of the cable is placed on the connecting framework 3, then the screw rod 8 is rotated in a mode of the annular protective cap 7, the screw rod 8 rotates in the threaded hole 9, the bottom of the screw rod 8 is fixed on the inner wall of the bearing seat 11, when the screw rod 8 rotates, the liftable protective positioning plate 4 can be driven to descend, the height of the liftable protective positioning plate 4 is reduced, the cable positioning groove 18 on the lower surface of the liftable protective positioning plate 4 is contacted with the top of the cable to form the clamping and fixing action of the cable, so that the positioning of the cable is realized, the cable is arranged by inserting between the connecting framework 3 and the liftable protective positioning plate 4, the dehumidifying bag 6 is fixed on the inner wall of one side adjacent to the ladder sides 1, the dehumidifying bag 6 is filled with the drying agent 17, and the drying agent 17 can, reduce the influence of moisture to ladder limit 1, the inside of ladder limit 1 is provided with anti-corrosion coating 13, sun-proof layer 14 and water proof coating 15, and sun-proof layer 14 can play the sun-proof effect of device, reduces the influence of high temperature environment to the cable use, and water proof coating 15 can prevent moisture and the contact of aluminum alloy basic unit 12 simultaneously, and then avoids ladder limit 1 to corrode, forms fine anticorrosion effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. Anticorrosive double ladder limit aluminum alloy crane span structure, including ladder limit (1) and liftable protection locating plate (4), its characterized in that: two ladder sides (1) are arranged, the two ladder sides (1) are connected and fixed in a mode of sequentially connecting the frameworks (3), the connecting framework (3) is correspondingly arranged at the bottom of the ladder sides (1), the liftable protection positioning plate (4) is adapted between the two ladder sides (1), the upper ends of the two ladder sides (1) are respectively and vertically extended inwards to form an upper positioning mounting plate (5), the upper positioning mounting plate (5) is internally provided with threaded holes (9) which are penetrated up and down, a screw rod (8) is arranged in the threaded hole (9) in a matching way, an annular groove (10) which is correspondingly arranged below the threaded hole (9) is arranged on the upper surface of the liftable protection positioning plate (4), a bearing seat (11) is fixed in the annular groove (10), and the lower end of the screw rod (8) is correspondingly fixed on the inner wall of the bearing seat (11).

2. The corrosion-resistant double-ladder-edge aluminum alloy bridge frame of claim 1, wherein: and the upper ends of the screws (8) are fixed with annular protective caps (7).

3. The corrosion-resistant double-ladder-edge aluminum alloy bridge frame of claim 1, wherein: the lower ends of the ladder sides (1) extend inwards vertically to form lower protective straight plates (2), and cable positioning grooves (18) which penetrate through the lower surface of the liftable protective positioning plate (4) are arrayed.

4. The corrosion-resistant double-ladder-edge aluminum alloy bridge frame of claim 1, wherein: the inner wall of the ladder side (1) is fixedly provided with a dehumidifying bag (6), a drying agent (17) is filled in the dehumidifying bag (6), and air circulation holes (16) are arrayed on the outer wall of the dehumidifying bag (6).

5. The corrosion-resistant double-ladder-edge aluminum alloy bridge frame of claim 1, wherein: the ladder edge comprises an aluminum alloy base layer (12) and an anti-corrosion layer (13) which is arranged on the upper surface of the aluminum alloy base layer (12) in a compounding mode, wherein a sun-proof layer (14) is arranged on the upper surface of the anti-corrosion layer (13), and a waterproof coating (15) is coated on the upper surface of the sun-proof layer (14).

6. The corrosion-resistant double-ladder-edge aluminum alloy bridge frame of claim 5, wherein: the waterproof coating (15) is asphalt.

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