CN111769491B

CN111769491B - Water accumulation preventing system for cable bridge

Info

Publication number: CN111769491B
Application number: CN202010658202.0A
Authority: CN
Inventors: 黄敏; 王俊
Original assignee: Zhenjiang Shenlong Electric Appliance Pipe Parts Co ltd
Current assignee: ZHENJIANG SHENLONG ELECTRIC APPLIANCE PIPE PARTS Co.,Ltd.
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-07-09
Anticipated expiration: 2040-07-09
Also published as: CN111769491A

Abstract

The invention discloses a water accumulation preventing system for a cable bridge, which comprises a frame body, wherein a frame cover is arranged at the upper end of the frame body, water outlets are formed in two side walls of the frame body, a water accumulation preventing mechanism is arranged on the frame body, the water accumulation preventing mechanism comprises two control cavities arranged on the lower wall of the frame body, the inner walls of the two control cavities are rotatably connected with rotating rods through bearings, the two rotating rods extend out of the control cavities and are fixedly connected with a plurality of connecting rods, one ends, far away from the rotating rods, of the connecting rods are fixedly connected with water receiving hoppers, the side walls, located in the control cavities, of the two rotating rods are fixedly connected with rotating magnetic stripes, two placing cavities are arranged on the lower wall of the frame body, the inner walls of the two placing cavities are hermetically. The invention improves the drainage effect of the bridge, can prevent the cable from being corroded and damaged by water for a long time, prolongs the service life of the cable and further ensures the normal operation of a cable circuit.

Description

Water accumulation preventing system for cable bridge

Technical Field

The invention relates to the technical field of cable bridges, in particular to a water accumulation preventing system for a cable bridge.

Background

The crane span structure is the installation that is applicable to power cable and lays and is used the device for building, set up under open-air environment usually, though be equipped with the lid of crane span structure on the crane span structure, but because do not seal between lid and the crane span structure, after raining, just easy bottom in the crane span structure produces a large amount of ponding, and sunshine hardly shines the inside of crane span structure again, so, ponding in the crane span structure is difficult to evaporate, the cable soaks in for a long time in aqueous, make the cable receive the erosion of water easily, and then make the cable impaired, can shorten the life of cable on the one hand, on the other hand can cause some adverse effects to the cable electric wire netting, so, need design a cable crane span structure and prevent ponding system and.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a water accumulation preventing system for a cable bridge.

In order to achieve the purpose, the invention adopts the following technical scheme:

a water accumulation preventing system for a cable bridge comprises a frame body, wherein a frame cover is arranged at the upper end of the frame body, water outlets are formed in two side walls of the frame body, a water accumulation preventing mechanism is arranged on the frame body and comprises two control cavities arranged on the lower wall of the frame body, the inner walls of the two control cavities are connected with rotating rods in a rotating mode through bearings, the two rotating rods extend out of the control cavities and are fixedly connected with a plurality of connecting rods, one ends, away from the rotating rods, of the connecting rods are fixedly connected with water receiving hoppers, the side walls, located in the control cavities, of the two rotating rods are fixedly connected with rotating magnetic stripes, the lower wall of the frame body is provided with two placing cavities, the inner walls of the two placing cavities are hermetically and slidably connected with permanent magnetic plates, a fixed cavity is formed in the lower wall of the frame body and is communicated with the two placing, the bottom is equipped with the standing groove in the support body, the inside movable block that can slide from top to bottom that is equipped with of standing groove, piston plate upper wall fixedly connected with push rod, the push rod extend to in the standing groove and with movable block lower wall fixed connection, the equal fixedly connected with elastic membrane of movable block both sides wall, two the elastic membrane is kept away from movable block one end respectively with two inner wall fixed connection of support body.

Preferably, two heat-collecting plates, two of wall portion fixedly connected with in the support body two solid fixed cylinders of dwang lateral wall equal fixedly connected with, four the bottom all has the movable plate, four through pressure spring elastic connection in the solid fixed cylinder the equal fixedly connected with carriage release lever of movable plate lateral wall, four the carriage release lever all runs through the solid fixed cylinder lateral wall, is located same the common fixedly connected with friction disc of two carriage release lever one end in the control chamber.

Preferably, the lower wall of the frame body is provided with two auxiliary cavities, and the two auxiliary cavities are filled with phase-change materials.

Preferably, the cross sections of the two control cavities are all in a waist-round shape, and the two friction plates are respectively attached to the inner walls of the two control cavities.

The invention has the following beneficial effects:

1. compared with the prior art, the water discharging effect of the cable bridge can be preliminarily realized by arranging the water outlet, the water receiving hopper is rotated when water is discharged, the rotating rod and the rotating magnetic strip are further driven to rotate, the permanent magnet plate is made to reciprocate, the piston plate is further made to reciprocate up and down, the moving block is driven to reciprocate up and down, the elastic membrane can be continuously inclined and restored, the discharging speed of accumulated water in the cable bridge can be increased, the water discharging effect of the cable bridge is improved, the cable can be prevented from being corroded and damaged by water for a long time, and the normal operation of a cable circuit is further ensured;

2. compared with the prior art, the invention can drive the friction plate to continuously rotate when the rotating rod rotates, and the temperature of the inner wall of the control cavity and the heat collecting plate is increased when the friction plate continuously rubs with the inner wall of the control cavity, so that after accumulated water in the frame body is discharged, when the elastic membrane is contacted with the heat collecting plate, the evaporation of water stain on the elastic membrane is accelerated, the cable can be prevented from being in a humid environment for a long time, the cable is further protected, and the service life of the cable is prolonged;

3. compared with the prior art, the phase-change material absorbs heat and melts when the temperature of the inner wall of the control cavity is increased, and the stored heat is released and solidified by the phase-change material after the temperature of the inner wall of the control cavity and the temperature of the heat collecting plate are reduced, so that the temperature of the heat collecting plate is increased again, and the effect of the heat collecting plate on accelerating the water stain evaporation rate is better.

Drawings

FIG. 1 is a schematic structural diagram of a water accumulation preventing system for a cable bridge provided by the invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of a structure at a position B of the water accumulation preventing system for the cable bridge, which is provided by the invention;

fig. 4 is an enlarged view of a structure at a position C of the water accumulation preventing system for a cable bridge provided by the invention.

In the figure: the water collecting device comprises a frame body 1, a frame cover 2, a connecting rod 3, a water receiving bucket 4, a rotating rod 5, a permanent magnet plate 6, a moving block 7, an elastic film 8, a rotating magnetic strip 9, a control cavity 10, a placing groove 11, a water outlet 12, a heat collecting plate 13, an auxiliary cavity 14, a friction plate 15, a fixing cylinder 16, a moving rod 17, a moving plate 18, a fixing cavity 19, a piston plate 20, a push rod 21, a connecting pipe 22 and a placing cavity 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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, are merely for convenience in describing the present invention and simplifying the 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 thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, a water accumulation preventing system for a cable bridge comprises a frame body 1, a frame cover 2 is arranged at the upper end of the frame body 1, water outlets 12 are arranged on two side walls of the frame body 1, the two water outlets 12 are obliquely arranged, and the bottoms of the two water outlets 12 are sunken towards the middle.

Be equipped with on the support body 1 and prevent ponding mechanism, prevent ponding mechanism including setting up two control chamber 10 at 1 lower wall of support body, the cross section of two control chamber 10 is oval, two control chamber 10 inner walls all rotate through the bearing and are connected with dwang 5, two dwang 5 all extend to control chamber 10 outer and a plurality of connecting rods of fixedly connected with 3, the equal fixedly connected with of dwang 5 one end of a plurality of connecting rods 3 is kept away from and is connect the water bucket 4, a plurality of water buckets 4 all are the round platform form, the depressed part of outlet 12 is located the water bucket 4 that connects on the same one side horizontal direction, guarantee from the outlet 12 water can fall into the water bucket 4 that connects on the horizontal direction, make water bucket 4 rotate.

The equal fixedly connected with of lateral wall of two dwang 5 lies in control chamber 10 rotates magnetic stripe 9, two solid fixed cylinder 16 of the equal fixedly connected with of two dwang 5 lateral walls, the bottom all has movable plate 18 through pressure spring elastic connection in four solid fixed cylinder 16, the equal fixedly connected with carriage release lever 17 of four movable plate 18 lateral walls, four carriage release levers 17 all run through solid fixed cylinder 16 lateral walls, lie in the common fixedly connected with friction disc 15 of two carriage release lever 17 one end in same control chamber 10, two friction discs 15 laminate with two control chamber 10 inner walls respectively.

The lower wall of the frame body 1 is provided with two placing cavities 23, the inner walls of the two placing cavities 23 are both connected with a permanent magnetic plate 6 in a sealing and sliding manner, in an initial state, the magnetic poles of the permanent magnetic plate 6 opposite to the two ends of the corresponding rotating magnetic strip 9 are heteropolar, the lower wall of the frame body 1 is provided with a fixed cavity 19, the fixed cavity 19 is respectively communicated with the two placing cavities 23 through two connecting pipes 22, the inner wall of the fixed cavity 19 is elastically connected with a piston plate 20 through a spring, the piston plate 20 is connected with the inner wall of the fixed cavity 19 in a sealing and sliding manner, the bottom in the frame body 1 is provided with a placing groove 11, a moving block 7 capable of sliding up and down is arranged in the placing groove 11, the upper wall of the moving block 7 is provided with a raised cambered surface to prevent water from being accumulated at the upper end of the moving block 7, further, the inner wall of the placing groove 11 is provided with a sealing ring, two side walls of the moving block 7 are fixedly connected with elastic films 8, one ends of the two elastic films 8, far away from the moving block 7, are fixedly connected with two inner walls of the frame body 1 respectively, two heat collecting plates 13 are fixedly connected with the inner wall of the frame body 1, and the upper walls of the heat collecting plates 13 are contacted with the lower walls of the elastic films 8.

The lower wall of the frame body 1 is provided with two auxiliary cavities 14, phase-change materials are filled in the two auxiliary cavities 14, the phase-change temperature of the phase-change materials is about 15-25 ℃, when the ambient temperature is higher than the phase-change temperature of the phase-change materials, the phase-change materials can melt and absorb heat, and when the ambient temperature is lower than the phase-change temperature, the phase-change materials can release heat if fixed.

When a large amount of accumulated water exists in the frame body 1, the accumulated water can be discharged from the two water outlets 12, the water falls into the water receiving hopper 4 from the water outlets 12, the water receiving hopper 4 can rotate, the rotating rod 5 is further driven to rotate, the rotating rod 5 drives the rotating magnetic strip 9 to rotate, when the magnetic poles opposite to the two ends of the rotating magnetic strip 9 and the permanent magnetic plate 6 are homopolar, the permanent magnetic plate 6 is moved by the repulsive force of the rotating magnetic strip 9, air in the placing cavity 23 is extruded into the fixing cavity 19, the piston plate 20 is further pushed to move upwards, the piston plate 20 extrudes the spring and drives the moving block 7 to move upwards through the push rod 21, the moving block 7 can drive one end of the elastic membrane 8 close to the middle part of the frame body 1 to move upwards, the elastic membrane 8 is further inclined towards the water outlets 12, when the magnetic poles opposite to the two ends of the rotating magnetic strip 9 and the two ends of the permanent magnetic plate, the movable block 7 is driven to move downwards, the elastic film 8 is restored, the rotating rod 5 continuously rotates, the operation is repeated, the elastic film 8 is continuously inclined and restored, the speed of accumulated water discharge inside the support body 1 can be accelerated, long-time accumulated water inside the support body 1 can be prevented to a certain extent, and a good protection effect can be achieved on cables.

At dwang 5 pivoted in-process, can drive the carriage release lever 17 through a solid fixed cylinder 16 and rotate, and then drive friction disc 15 and rotate, friction disc 15 laminates with control chamber 10 inner wall all the time under the spring action of pressure spring, friction disc 15 can incessantly rub with control chamber 10 inner wall when rotating, and then make control chamber 10 inner wall temperature rise, the temperature transmits on the thermal-arrest board 13, after 1 inside ponding almost all discharges of support body, elastic membrane 8 stops to remove, and contact with thermal-arrest board 13 all the time, the rate of the evaporation of the water stain on the elastic membrane 8 can be accelerated to the heat on the thermal-arrest board 13, can prevent that support body 1 is inside to be in a moist state for a long time, the cable has further been protected.

When the temperature of the inner wall of the control cavity 10 is increased, the phase-change material can absorb heat to melt and store heat, after the temperature of the upper wall of the control cavity 10 and the temperature of the heat collecting plate 13 are reduced, the phase-change material can be solidified to release heat, so that the temperature of the heat collecting plate 13 is increased, water stains which are not completely evaporated can be further heated, and the water stains on the elastic membrane 8 can be rapidly evaporated.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a water accumulation system is prevented to cable testing bridge, includes support body (1), support body (1) upper end is equipped with frame lid (2), its characterized in that: the water collecting device is characterized in that water outlets (12) are arranged on two side walls of the frame body (1), the two water outlets (12) are obliquely arranged, the bottoms of the two water outlets (12) are recessed towards the middle, a water collecting prevention mechanism is arranged on the frame body (1), the water collecting prevention mechanism comprises two control cavities (10) arranged on the lower wall of the frame body (1), the inner walls of the two control cavities (10) are rotatably connected with rotating rods (5) through bearings, the two rotating rods (5) extend out of the control cavities (10) and are fixedly connected with a plurality of connecting rods (3), one ends, far away from the rotating rods (5), of the connecting rods (3) are fixedly connected with water receiving hoppers (4), the water receiving hoppers (4) are in a round table shape, the recessed parts of the water outlets (12) are positioned on the same side of the water receiving hoppers (4) in the horizontal direction, and the water flowing out from the water outlets (12) can fall into the water receiving hoppers (, the water receiving hopper (4) is rotated, the two rotating rods (5) are fixedly connected with rotating magnetic stripes (9) on the side wall in a control cavity (10), the lower wall of the frame body (1) is provided with two placing cavities (23), the inner walls of the placing cavities (23) are hermetically and slidably connected with permanent magnetic plates (6), the lower wall of the frame body (1) is provided with a fixed cavity (19), the fixed cavity (19) is respectively communicated with the two placing cavities (23) through two connecting pipes (22), the inner wall of the fixed cavity (19) is elastically connected with a piston plate (20) through a spring, the piston plate (20) is hermetically and slidably connected with the inner wall of the fixed cavity (19), a placing groove (11) is arranged at the bottom in the frame body (1), a movable block (7) capable of sliding up and down is arranged in the placing groove (11), and a push rod (21) is fixedly connected with the upper wall of, the push rod (21) extends into the placing groove (11) and is fixedly connected with the lower wall of the moving block (7), the two side walls of the moving block (7) are fixedly connected with elastic membranes (8), and one ends, far away from the moving block (7), of the two elastic membranes (8) are respectively and fixedly connected with the two inner walls of the frame body (1);

when a large amount of accumulated water exists in the frame body (1), the accumulated water can be discharged from the two water outlets (12), the water falls into the water receiving hopper (4) from the water outlets (12), the water receiving hopper (4) can be rotated, the rotating rod (5) is driven to rotate, the rotating rod (5) drives the rotating magnetic strip (9) to rotate, when the magnetic poles of the rotating magnetic strip (9) opposite to the two ends of the permanent magnetic plate (6) are homopolar, the permanent magnetic plate (6) moves under the repulsive force of the rotating magnetic strip (9), and extrudes the air in the placing cavity (23) into the fixed cavity (19), so as to push the piston plate (20) to move upwards, the piston plate (20) extrudes the spring and drives the moving block (7) to move upwards through the push rod (21), the moving block (7) can drive one end, close to the middle part of the frame body (1), of the elastic membrane (8) to move upwards, and further enable the elastic membrane (8, when the magnetic poles at the two ends of the rotating magnetic strip (9) and opposite to the two ends of the permanent magnetic plate (6) are heteropolars, the permanent magnetic plate (6) moves close to the rotating magnetic strip (9), the piston plate (20) moves downwards, the moving block (7) is driven to move downwards, and the elastic membrane (8) is restored.

2. The water accumulation preventing system for the cable bridge frame of claim 1, wherein: two heat-collecting plates (13) of wall portion fixedly connected with in support body (1), two dwang (5) two solid fixed cylinders (16), four of the equal fixedly connected with of lateral wall all there are movable plate (18), four through pressure spring elastic connection in solid fixed cylinder (16) bottom movable plate (18) the equal fixedly connected with carriage release lever (17) of lateral wall, four carriage release lever (17) all runs through solid fixed cylinder (16) lateral wall, is located same two common fixedly connected with friction disc (15) of carriage release lever (17) one end in control chamber (10).

3. The water accumulation preventing system for the cable bridge frame of claim 1, wherein: the lower wall of the frame body (1) is provided with two auxiliary cavities (14), and phase-change materials are filled in the two auxiliary cavities (14).

4. The water accumulation preventing system for the cable bridge frame of claim 2, wherein: the cross sections of the two control cavities (10) are all in a waist-round shape, and the two friction plates (15) are respectively attached to the inner walls of the two control cavities (10).