Gluing and sealing equipment for suspension bridge
Technical field
The present invention relates to a kind of gluing and sealing equipment for suspension bridge, this equipment is used for the semi-automatic gluing seal construction operation on suspension bridge zinc-coated wire hoist cable surface.
Background technology
The modernization suspension bridge partly is made up of cable, Sarasota, anchorage, suspension rod, bridge deck etc.The main supporting member of suspension bridge is a cable, comprises main push-towing rope, hoist cable and accessory structure.Cable mainly bears pulling force, generally uses the high galvanized steel of tensile strength (steel wire, steel strand wires, wirerope etc.) to make.The bridge cable system is the major bearing structures of suspension bridge, is the life rope of bridge.In case funicular system corrodes, consequence is with hardly imaginable.In order to ensure the safety of structure of suspension bridge, must protect cable.The main push-towing rope protection of suspension bridge has formed comparatively mature technique (Chinese invention patent ZL99119397.0), and is used widely.But the hoist cable resist technology of suspension bridge also is not very perfect.At present; Use is first road at the external coating anti-corrosion primer of zinc-coated wire hoist cable, second road blade coating fluid sealant winding glass cloth anti-corrosion primer outside then more widely; Blade coating fluid sealant (two an oily cloth) seals (also having the engineering project design to adopt three oily two cloth to seal) again, carries out the protection of hoist cable at fluid sealant external coating finish paint at last.
Difference according to suspension cable spanning footpath has adopted and has arrived tens of less, how to connect main push-towing rope and steel case beam to hundreds of hoist cables; The hoist cable of different length from several meters high until more than 200 meter high because the viscosity of fluid sealant is high, the mode that can't take to spray is constructed; The at present employing by hand smeared, is coated with and scrapes fluid sealant more; Manual technology of twining glass cloth is carried out the hoist cable construction, has defectives such as low, the dangerous height of efficiency of construction, construction cost height, the requirement of incompatibility modern chemical industry packing technique.
Summary of the invention
The object of the invention is intended to overcome the deficiency of suspension bridge zinc-coated wire hoist cable manual brushing anticorrosive paint technology, and a kind of gluing and sealing equipment for suspension bridge is provided, and need not to smear, be coated with and scrape fluid sealant by hand manual simultaneously technology of twining glass cloth to reach.Realize the semi-automatic gluing sealing of hoist cable, guaranteed Safety Management, the purpose of increasing work efficiency.
The present invention realizes through following technical proposals:
A kind of gluing and sealing equipment for suspension comprises nacelle device, glue spreading apparatus and twines the glass cloth device.
Described nacelle device is optional also to comprise motor hoist that hanging basket carries or subsidiary insurance facility (comprise safe steel wire rope).The load-bearing that act as whole gluing and sealing equipment for suspension of nacelle device and the function of fixing glue spreading apparatus and twining the glass cloth device.Nacelle device is that the suspension bridge those skilled in the art are known.Hanging basket can directly be suspended on the main push-towing rope of treating gluing sealing hoist cable vertical direction.Switch through in the control hanging basket starts motor hoist, can freely control the rise and fall of hanging basket.When gluing and sealing equipment carried out operation, the direct of travel of equipment was on down at hoist cable, and climbing speed is 3~5m/min, most preferably 4m/min.
Described glue spreading apparatus comprises funnel.But optional retainer ring and the reducing guiding gluing ring of comprising of this device.Retainer ring preferably is made up of two first quarter moon rings, can be fixed on the railing of hanging basket one end, and two first quarter moon rings can be along hanging basket railing parallel sliding.But the diameter of reducing guiding gluing ring can be regulated according to the diameter of hoist cable.This gluing ring can slide along with hanging moving up and down of hurdle device.Funnel is opening and closing type funnel (seeing figure two), and two and half parts, one end of funnel is connected by hinge, and the other end is connected by the opening and closing type snap close; Open snap close; According to the diameter of wire cord of hoist cable, but reducing guiding gluing ring (be made up of two semicircular ring, diameter slightly is coarser than hoist cable 5-10mm) is positioned in the inner groovy of funnel foot; Simultaneously but funnel is enclosed within on the hoist cable to be sealed together with reducing guiding gluing latch closure, buckles snap close.At this moment, again two first quarter moon shape retainer rings are slided and merge along railing and detain extremely, the funnel with the inverted cone shape is placed on the synthetic circular retainer ring then, and at this moment, retainer ring can catch the funnel of inverted cone, and load-bearing is stressed.
The described glass cloth device that twines comprises handle ring and glass cloth circle.Optional connecting plate, adjusting bolt, fixed axis and the collet of comprising of this device.Handle ring is made up of two semicircle shapes (seeing figure two upper left sides) handle ring, and handle ring can be fixed in the outer groove of inverted cone funnel bottom, and can be along outer groove rotation.Handle ring can and be regulated bolt through connecting plate with the glass cloth circle and be connected, and also can connect through other structures with regulatory function.After handle ring is fixing, connecting plate, adjusting bolt, glass cloth circle, fixed axis, collet are installed in successively and twine on the glass cloth device.Operating personnel make the glass cloth corral do circumference around hoist cable and rotate through manual rotary handle ring, and glass cloth will be wrapped on the hoist cable; Through the rotation adjusting bolt, can adjust the whole angle that twines glass cloth device and hoist cable, thus the lap of splice of adjustment ground floor glass cloth and second layer glass cloth.
According to most preferred technique scheme of the present invention; A kind of gluing and sealing equipment for suspension bridge comprises nacelle device, glue spreading apparatus and twines the glass cloth device, but wherein said glue spreading apparatus comprises retainer ring reducing guiding gluing ring and funnel; Retainer ring is fixed on the railing of hanging basket one end; Can according to the diameter of wire cord of hoist cable, but reducing guiding gluing ring be positioned in the inner groovy of funnel foot along hanging basket bar parallel sliding; Simultaneously but funnel is enclosed within on the hoist cable to be sealed together with reducing guiding gluing latch closure, buckles snap close; The described glass cloth device that twines comprises handle ring and glass cloth circle, and comprises connecting plate, adjusting bolt, fixed axis and collet, and described handle ring is fixed in the outer groove of funnel bottom, and can be along outer groove rotation; Handle ring is connected through connecting plate and adjusting bolt with the glass cloth circle, after handle ring is fixing, connecting plate, adjusting bolt, glass cloth circle, fixed axis, collet is installed in successively and twines on the glass cloth device.
Description of drawings
Fig. 1 is the semi-automatic paint spraying apparatus vertical profile of a sling of suspension bridge sketch map.
Fig. 2 is the semi-automatic paint spraying apparatus vertical view of sling of suspension bridge.
Wherein related Reference numeral is following in the accompanying drawing:
1, hanging basket 2, retainer ring 3, hoist cable 4, funnel 5, fluid sealant
But 6, swivel becket 7, handle ring 8 reducings guiding gluing ring 9, connecting plate 10, regulate bolt 11, glass cloth circle 12, fixed axis 13, collet 14, hoist cable gluing do not twine glass cloth position 15, hoist cable gluing and twine glass cloth position 16 hinges, 17 snap closes, 18 inner groovies, 19 outer grooves
The specific embodiment
1 couple of the present invention elaborates with reference to the accompanying drawings, but those skilled in the art understand, and said accompanying drawing only is to be convenient to understand the present invention; But not limitation of the present invention; On the basis of reading specification of the present invention, any modification or the change made can not deviate from the spirit and scope of the present invention.
Specific embodiments of the present invention is following:
1) with nacelle device near the hoist cable of treating gluing sealing, and the suspension of carrying out hanging basket, motor hoist, subsidiary insurance device etc. installs, wherein the installation of nacelle device is that the suspension bridge those skilled in the art are known);
2) open opening and closing type snap close 17 on the funnel 4, funnel is opened,, but in the inner groovy of funnel 4 foots, load onto corresponding reducing guiding gluing ring 8 simultaneously according to the diameter of wire cord of hoist cable to be sealed;
3) but with funnel 4 together with reducing guiding gluing ring 8 spiral-locks on the hoist cable of treating the gluing sealing; Opening and closing type snap close on the closed then funnel 4; Again two first quarter moon shape retainer rings 2 are slided and merge along railing and detain extremely, the funnel 4 with the inverted cone shape is placed on the synthetic circular retainer ring then;
4) glass cloth circle 11 that will be to be constructed is enclosed within on the fixed axis 12, and will twine the glass cloth device is fixed on the funnel bottom through handle ring outer groove by what handle ring, connecting plate, adjusting bolt, glass cloth circle, fixed axis, collet were formed;
5) bolt 10 is regulated in adjustment, makes glass cloth circle 11 and hoist cable be miter angle, can guarantee that like this amount of lap of circle glass cloth and back circle glass cloth was 50% before glass cloth was in winding process;
6) staff, preferred 2-3 name gets in the hanging basket, and carries out preparation of construction work;
7) fluid sealant that modulates 5 is poured in the funnel 4, and in work progress, in funnel, added fluid sealant at any time, to guarantee the continuity of gluing;
8) termination with glass cloth circle 11 upper glass cloth is fixed on the bottom of treating gluing sealing hoist cable, is made as starting point;
9) the motor hoist rising button on the startup nacelle device at the uniform velocity slowly rises whole gluing and sealing equipment for suspension through pull rope, and climbing speed is approximately 4m/min;
10) along with the slow rising of gluing and sealing equipment for suspension, the fluid sealant in the funnel receives the relative motion and the gravity effect of glue spreading apparatus and hoist cable, and gluing ring 8 is evenly smoothed out with the fingers and is coated on the hoist cable but the warp reducing leads;
11) simultaneously; Clockwise continuous turning handle ring 7, handle ring drive the whole glass cloth device that twines and do the contiguous circumferential motion around hoist cable, at this moment; Glass cloth is to wrap up and be bonded on the hoist cable that scribbles fluid sealant along twining clockwise, and the amount of lap of preceding circle glass cloth and back circle glass cloth is 50%;
12) along with the rising of gluing and sealing equipment for suspension, first gluing twines the semi-automatic operation of glass cloth again and accomplishes continuously.If fortuitous event, situation such as use up like glass cloth circle upper glass cloth and take place, can close the motor hoist button on the nacelle device at any time, handle to change the glass cloth circle or the situation of carrying out;
13) when gluing and sealing equipment for suspension rises to the hoist cable top, promptly accomplish the gluing and the sealing of origin hoist cable.Surplus glue in the funnel is taken out, and whole glue spreading apparatus is taken off with twining the dismounting of glass cloth device, separate two first quarter moon shape retainer rings, can prevent that like this said apparatus from contacting with the hoist cable of having constructed in the decline process along hanging basket railing track.
At this moment, start motor hoist decline button in the nacelle device, whole gluing and sealing equipment for suspension is dropped to the hoist cable bottom.
14) dismounting, assembling and repetition aforesaid operations process are carried out the application of next root hoist cable.