CN210867058U

CN210867058U - Novel large-span cable bridge structure

Info

Publication number: CN210867058U
Application number: CN201922198803.3U
Authority: CN
Inventors: 林商理; 左海波
Original assignee: Jiangsu Zhonghui Electric Engineering Co ltd
Current assignee: Jiangsu Zhonghui Electric Engineering Co ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-06-26
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a novel large-span cable bridge structure, which comprises a bottom plate, side guard plates are arranged on two sides of the outer part of the bottom plate, first movable arms are hinged on two sides of the bottom end of the bottom plate, second movable arms are hinged on the bottom end of the inner wall of the side guard plates, the second movable arms are rotatably connected with the first movable arms through fixed shafts, two side support plates are arranged on the top ends of the fixed shafts, fixed support plates are arranged on the middle part of the outer wall of the bottom plate corresponding to the middle parts of the inner walls of the side guard plates in a penetrating way, a fixed seat is arranged on one side of the outer wall edge part of the side guard plates, a connecting seat is arranged on the other side of the outer wall edge part of the side guard plates, the distance between the side guard plates and the bottom plate can be adjusted and fixed by the rotation and fixation of the first movable arms and the, thereby satisfying the laying requirement of large span of the cable.

Description

Novel large-span cable bridge structure

Technical Field

The utility model relates to a relevant technical field of cable testing bridge structure specifically is a novel large-span cable testing bridge structure.

Background

The cable bridge is divided into structures of a groove type, a tray type, a ladder type, a grid type and the like, and comprises a support, a supporting arm, an installation accessory and the like. The bridge frame can be independently erected in the building, can also be attached to various buildings and pipe gallery supports, and has the advantages of simple structure, attractive appearance, flexible configuration, convenience in maintenance and the like, all parts need to be galvanized and installed on an outdoor bridge frame outside the building, and the cable bridge frame with high strength is required to be used for supporting cables when the cables are laid in a large span.

However, the existing span cable bridge structure cannot realize the adjustment and fixation of the inner diameter of the cable bridge when in use, and cannot meet the laying requirement of the large span of cables and the small bearing strength of the joint of the adjacent cable bridge, thereby causing the problems of poor firmness and stability of the cable bridge when laying the large span.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel large-span cable testing bridge structure to there is the regulation that can not realize the cable testing bridge internal diameter when using in the current span cable testing bridge structure that mentions in solving above-mentioned background art fixed, and the bearing strength that can not satisfy laying demand and adjacent cable testing bridge junction of cable conductor large-span is less, causes the relatively poor problem of fastness and stability of cable testing bridge when large-span is laid.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel large-span cable testing bridge structure, includes the bottom plate, the side guard board is all installed to the outside both sides of bottom plate, through telescopic machanism fixed connection between side guard board inner wall bottom and the bottom plate bottom, telescopic machanism includes side layer board, first digging arm, second digging arm, fixed axle and fixed extension board, bottom plate bottom both sides are all articulated to be installed first digging arm, side guard board inner wall bottom articulates there is the second digging arm, rotate through the fixed axle between second digging arm and the first digging arm and be connected, two the side layer board is installed on the fixed axle top, bottom plate outer wall middle part corresponds side guard board inner wall middle part and runs through and installs fixed extension board.

Preferably, coupling mechanism is installed to side guard plate outer wall limit portion, coupling mechanism includes fixing base, connecting seat, inserted bar, spacing groove and locating pin, the fixing base is installed to side guard plate outer wall limit portion one side, the connecting seat is installed to side guard plate outer wall limit portion opposite side, the inserted bar is all installed to connecting seat bottom both sides, the fixing base top surface corresponds the inserted bar position department and has seted up the spacing groove, pass through locating pin fixed connection between inserted bar and the fixing base.

Preferably, the wire mechanism is installed on the top end of the bottom plate, the wire mechanism comprises a bent pipe, a rubber gasket, a supporting groove and a sliding roller, the bent pipe is installed on the top end of the bottom plate, the rubber gasket is attached to the top end of the inner wall of the bent pipe, the supporting groove is formed in the bottom end of the inner wall of the bent pipe, and the sliding roller is installed inside the supporting groove in a hinged mode at equal intervals.

Preferably, an upper top cover is clamped between the top ends of the side protection plates, and two sides of the bottom end of the upper top cover are fixedly connected with the side protection plates through butt joint plates.

Preferably, fixing holes are formed in the surface of the inserted link at equal intervals, and pin grooves are formed in the surface of the fixing seat corresponding to the fixing holes.

Preferably, the first movable arm and the fixed shaft are fixedly connected through a fastening nut.

Preferably, the positioning plates are arranged on two sides of the middle of the upper top cover in a penetrating mode, and air holes are formed in two sides of the surface of the top end of the upper top cover.

The utility model provides a novel large-span cable testing bridge structure possesses following beneficial effect:

(1) the utility model discloses a be provided with telescopic machanism, it is fixed in the rotation of fixed axle department through first digging arm and second digging arm, can stretch the position of side layer board, adjust fixedly through the interval between offside backplate and the bottom plate, it is fixed to have realized the regulation to the cable testing bridge internal diameter to cooperation side layer board and bottom plate can support the cable bottom, thereby is favorable to satisfying the demand of laying of cable conductor large-span.

(2) The utility model discloses a be provided with coupling mechanism, carry out the joint through the gag groove of fixing base inside to the inserted bar of adjacent connecting seat department to fix the inserted bar at the gag groove inside through the locating pin, thereby realized fast fixed to the connection of adjacent cable testing bridge, and effectively improved the bearing strength of adjacent cable testing bridge junction, guaranteed fastness and the stability of cable testing bridge when the large-span is laid.

(3) The utility model discloses a be provided with wire mechanism, can lay the cable in bent angle department through crossing the return bend to through rubber gasket and hold in the palm the inside smooth roller of groove and contact the inside cable conductor of crossing the return bend, thereby effectively reduced the cable conductor and crossed the friction between the return bend inner wall, solved the easy damaged problem of cable epidermis when laying, realized the support protection to the cable conductor epidermis.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the telescopic mechanism of the present invention;

fig. 3 is a schematic structural view of the connection mechanism of the present invention;

fig. 4 is a schematic structural diagram of the wire guiding mechanism of the present invention.

In the figure: 1. a base plate; 2. a side guard plate; 3. a top cover is arranged; 4. a telescoping mechanism; 401. a side fascia; 402. a first movable arm; 403. a second movable arm; 404. a fixed shaft; 405. fixing a support plate; 5. a connecting mechanism; 501. a fixed seat; 502. a connecting seat; 503. inserting a rod; 504. a limiting groove; 505. positioning pins; 6. a wire guide mechanism; 601. passing through a bent pipe; 602. a rubber gasket; 603. a bracket; 604. a sliding roller; 7. and (7) butting plates.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a novel large-span cable bridge structure comprises a bottom plate 1, side guard plates 2 are respectively arranged on two outer sides of the bottom plate 1, the bottom ends of the inner walls of the side guard plates 2 are fixedly connected with the bottom end of the bottom plate 1 through a telescopic mechanism 4, the telescopic mechanism 4 comprises a side supporting plate 401, a first movable arm 402, a second movable arm 403, a fixed shaft 404 and a fixed supporting plate 405, the first movable arm 402 is respectively hinged on two sides of the bottom end of the bottom plate 1, the second movable arm 403 is hinged on the bottom end of the inner wall of the side guard plate 2, the second movable arm 403 is rotatably connected with the first movable arm 402 through the fixed shaft 404, the first movable arm 402 is fixedly connected with the fixed shaft 404 through a fastening nut, the bottom ends of the first movable arm 402 and the second movable arm 403 are fixed through the fastening nut, so that the fixing can be carried out according to the adjusted width between the actual side guard plates 2, the side supporting plate, a fixed support plate 405 is arranged in the middle of the outer wall of the bottom plate 1 corresponding to the middle of the inner wall of the side protection plate 2 in a penetrating way, an upper top cover 3 is clamped between the top ends of the two side protection plates 2, the two sides of the bottom end of the upper top cover 3 are fixedly connected with the side protection plates 2 through butt joint plates 7 and are in occlusion connection with clamping grooves in the upper top cover 3 through the butt joint plates 7, thereby the upper top cover 3 and the side guard plate 2 can be connected and fixed, thereby realizing the omnibearing shielding protection of the cable, the two sides of the middle part of the upper top cover 2 are provided with positioning plates in a penetrating way, the two sides of the top surface of the upper top cover 2 are provided with air holes, the positioning plates are fixed in the upper top cover 2 by shrinkage, the cable bridge after adjustment can be matched and fixed, heat accumulated in the cable bridge during long-time work of the cable can be volatilized through the air holes, and the improvement of the heat dissipation performance in the cable bridge is facilitated.

The connecting mechanism 5 is arranged on the edge part of the outer wall of the side guard plate 2, the connecting mechanism 5 comprises a fixed seat 501, a connecting seat 502, an inserting rod 503, a limiting groove 504 and a positioning pin 505, the fixed seat 501 is arranged on one side of the outer wall of the side guard plate 2, the connecting seat 502 is arranged on the other side of the outer wall of the side guard plate 2, the inserting rod 503 is arranged on both sides of the bottom end of the connecting seat 502, the limiting groove 504 is arranged on the surface of the top end of the fixed seat 501 corresponding to the position of the inserting rod 503, the inserting rod 503 is fixedly connected with the fixed seat 501 through the positioning pin 505, fixing holes are equidistantly arranged on the surface of the inserting rod 503, a, therefore, the inserting rod 503 can be fixed in the limiting groove 504 inside the fixing seat 501, the connection between two adjacent cable bridges is realized, and the firmness of installation between two adjacent cable bridges is ensured.

The wire guiding mechanism 6 is installed at the top end of the bottom plate 1, the wire guiding mechanism 6 comprises a bent pipe 601, a rubber gasket 602, a supporting groove 603 and a sliding roller 604, the bent pipe 601 is installed at the top end of the bottom plate 1, the rubber gasket 602 is attached to the top end of the inner wall of the bent pipe 601, the supporting groove 603 is formed in the bottom end of the inner wall of the bent pipe 601, and the sliding roller 604 is installed inside the supporting groove 603 in an articulated mode at equal.

It should be noted that, when the novel large-span cable bridge structure works, firstly, the first movable arm 402 and the second movable arm 403 rotate at the fixed shaft 404, and are fixed through the fastening nut, the position of the side supporting plate 401 can be stretched, the distance between the side protecting plate 2 and the bottom plate 1 is adjusted and fixed, the adjustment and fixation of the inner diameter of the cable bridge structure are realized, and the bottom end of a cable can be placed and supported by matching the side supporting plate 401 and the bottom plate 1, so that the requirement of large-span laying of the cable is favorably met, and meanwhile, the butt plate 7 is meshed and connected with the clamping groove in the upper top cover 3, so that the upper top cover 3 and the side protecting plate 2 can be connected and fixed, and the omnibearing shielding protection of the cable is realized;

then, the inserting rods 503 at the adjacent connecting seats 502 are clamped through the limiting grooves 504 in the fixing seats 501, and the inserting rods 503 are fixed in the limiting grooves 504 through the positioning pins 505, so that the adjacent cable bridges are quickly connected and fixed, the bearing strength of the joints of the adjacent cable bridges is effectively improved, and the firmness and the stability of the cable bridges during large-span laying are ensured;

finally, the cable can be laid at a bent angle through the bent pipe 601, and the cable in the bent pipe 601 is contacted through the rubber gasket 602 and the sliding roller 604 in the bracket 603, so that the friction between the cable and the inner wall of the bent pipe 601 is effectively reduced, the problem that the cable skin is easy to damage during laying is solved, and the support protection of the cable skin is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel large-span cable testing bridge structure, includes bottom plate (1), its characterized in that: side guard plate (2) are all installed to bottom plate (1) outside both sides, through telescopic machanism (4) fixed connection between side guard plate (2) inner wall bottom and bottom plate (1) bottom, telescopic machanism (4) are including side layer board (401), first digging arm (402), second digging arm (403), fixed axle (404) and fixed extension board (405), bottom plate (1) bottom both sides are all articulated to install first digging arm (402), side guard plate (2) inner wall bottom articulates there is second digging arm (403), rotate through fixed axle (404) between second digging arm (403) and the first digging arm (402) and be connected, two side layer board (401) are installed on fixed axle (404) top, bottom plate (1) outer wall middle part corresponds side guard plate (2) inner wall middle part and runs through and installs fixed extension board (405).

2. The novel large-span cable tray structure of claim 1, wherein: coupling mechanism (5) are installed to side guard plate (2) outer wall limit portion, coupling mechanism (5) include fixing base (501), connecting seat (502), inserted bar (503), spacing groove (504) and locating pin (505), fixing base (501) are installed to side guard plate (2) outer wall limit portion one side, connecting seat (502) are installed to side guard plate (2) outer wall limit portion opposite side, inserted bar (503) are all installed to connecting seat (502) bottom both sides, limiting groove (504) have been seted up to fixing base (501) top surface correspondence inserted bar (503) position department, through locating pin (505) fixed connection between inserted bar (503) and fixing base (501).

3. The novel large-span cable tray structure of claim 1, wherein: wire mechanism (6) are installed on bottom plate (1) top, wire mechanism (6) are including crossing return bend (601), rubber gasket (602), support groove (603) and smooth roller (604), return bend (601) are installed on bottom plate (1) top, it has rubber gasket (602) to cross return bend (601) inner wall top subsides, it has seted up support groove (603) to cross return bend (601) inner wall bottom, support groove (603) inside equidistance installation is articulated to be installed smooth roller (604).

4. The novel large-span cable tray structure of claim 1, wherein: two the joint has last top cap (3) between side guard plate (2) top, go up between top cap (3) bottom both sides and the side guard plate (2) through butt joint board (7) fixed connection.

5. The novel large-span cable tray structure of claim 2, wherein: fixing holes are formed in the surface of the inserting rod (503) at equal intervals, and pin grooves are formed in the surface of the fixing seat (501) corresponding to the fixing holes.

6. The novel large-span cable tray structure of claim 1, wherein: the first movable arm (402) and the fixed shaft (404) are fixedly connected through a fastening nut.

7. The novel large-span cable tray structure of claim 4, wherein: go up top cap (3) middle part both sides and run through and install the locating plate, go up top cap (3) top surface both sides and all seted up the bleeder vent.