CN203740839U - Escalator for ship - Google Patents

Abstract

The utility model relates to an escalator for a ship. According to the escalator, an underneath type machine room is adopted, a driving tractor is fixedly arranged at the lower part of a horizontal section of a truss, a tensioning offset preventing device is arranged on a main drive chain of a driving system, emergency guide rails are oppositely arranged on a transverse part of the truss, and a return side auxiliary wheel pressing rail and a return side main wheel pressing rail are arranged on two guide rail supporting plates respectively; and a tilt angle sensor, an automatic heating loop and an automatic exhausting loop are arranged in an electrical system. The escalator for the ship can meet use characteristics on the ship, can guarantee normal operation of transmission chains, can prevent probable risks in the shaking environment of the transmission chains and simultaneously can limit the operating range of a step chain wheel and a step auxiliary wheel, so that the salt corrosion problem of the escalator running on the large ship is solved.

Description

A kind of escalator peculiar to vessel

Technical field

The utility model relates to a kind of conveyer, is specifically related to a kind of escalator peculiar to vessel.

Background technology

China's shipping industry speed sustainable growth in recent years.Follow steadily improving of social life condition, the hope that passenger pursues comfortable living environment is strong gradually, and on large and medium-sized boats and ships, installation ship is day by day vigorous by the demand of staircase, and market outlook are wide.Compared with the ship building industry of western developed country, the production domesticization level of China's corollary equipment peculiar to vessel is lower.Therefore the occupation rate that, improves home equipment peculiar to vessel is the inexorable trend of national shipping industry sustainable development.Because the relative land of staircase peculiar to vessel is less by staircase demand, and there is industrial characteristic, thereby do not cause the enough attention of domestic elevator manufacturing enterprise, thus make the escalator peculiar to vessel of existing installation or be fixed against import, the state of development of this and China's shipping industry is inharmonic.Burning hot along with tourist market, most of pleasure boat is installed the essentiality of going sightseeing with evacuation type escalator and is appeared suddenly out.

In prior art, escalator is generally arranged in the large land building of pulsation-free, as market, supermarket, office building etc., cannot meet the requirement being arranged on large ship.Can be less for the space that escalator is installed in boats and ships, horizontal machine room can not be set.If towing machine is arranged on to the bottom of horizontal segment on truss, without taking additional space,, when maintenance, directly enter from the access door of machine room side meanwhile, touch towing machine.And because escalator peculiar to vessel moves at marine environment, for guarantee electric system is normally worked, must require a kind of electric system that can effectively work of design for this particular surroundings.In addition conventional escalator is arranged on land and does not have under normal circumstances the situation of rocking, and due to environmental influence, boats and ships can occur laterally ± 10 °, cycle 10s, longitudinally ± 7.5 °, the rocking of cycle 7s, escalator is in the running environment of rocking, due to chain-drive self reason, cannot ensure constantly the stability of messenger chain in the main drive system of escalator, simultaneously, under this sway condition, escalator operation can cause the unstable of terraced road operation, occurs that ladder sprocket wheel or step accessory whorl skid off the situation of track.

Summary of the invention

The purpose of this utility model is to overcome the defect of above-mentioned prior art, a kind of escalator peculiar to vessel that can meet handling characteristics on boats and ships is proposed, it can ensure the normal operation of messenger chain, can prevent that again messenger chain is rocking issuable dangerous generation in environment, simultaneously, can limit again ladder sprocket wheel and step accessory whorl range of operation, and the rotten problem of salt when having solved escalator and moving on large ship.

The technical scheme that realizes the utility model object is:

A kind of escalator peculiar to vessel, described escalator comprises truss, guide track system, drive system, handrail system, step and step chains system, inside and outside cover board system and electric system, described truss comprises machine room lower montant, band steel, top top boom, middle part top boom, upper horizontal segment, lower horizontal segment, lateral type part and brace panel, described step and step chains system are arranged on guide track system top, handrail system is arranged on the middle part top boom of truss both sides, described inside and outside cover board system is arranged on step and step chains system both sides, for connection guide rail system and handrail system, described guide track system comprises and is separately fixed at two rail support plate of left and right on two brace panels and is fixed on the major-minor wheel guide rail in these two rail support plate, accessory whorl returns rail and main wheel returns rail, lateral type part one side is provided with urgent guide rail, it is characterized in that:

Bracket position in described truss and ship's ladder welding, the globality of guarantee escalator and ship's ladder, can not rock the excessive danger that causes because of boats and ships; The escalator using on described truss difference and conventional ground, its material and surface anticorrosion are processed the requirement that all needs the anti-salt corruption that meets equipment of Vessel;

Described drive system adopts underneath type machine room, driving towing machine in drive system is fixedly installed on the bottom of the upper horizontal segment of truss, by driving towing machine to drive step and step chains system and handrail system, to reach the object of trouble-free operation, tensioner anti-deflection device is set on the main drive chain of described drive system; The modes of emplacement of the different and conventional escalator of driving towing machine in drive system, drive towing machine to be placed on the upper horizontal segment bottom of truss, and rock normally operation in situation for ensureing at boats and ships, on main drive chain, must be provided with the device of tensioner and anti-bias function;

The opposite side that is oppositely arranged urgent guide rail one side on described lateral type part also arranges a urgent guide rail, and these two the relative lateral type part of urgent guide rail Central Symmetries arrange, in two described rail support plate, arrange respectively and return to side accessory whorl pressure rail and return to side main wheel and press rail, the described side accessory whorl that returns presses rail to be arranged on described accessory whorl to return rail top, and be fixed on accessory whorl and return on rail, the described side main wheel that returns presses rail to be arranged on described main wheel to return rail top.Guide track system is taken turns guide rail at the major-minor of existing conventional escalator, accessory whorl returns rail and main wheel returns on the basis of rail, has increased and has returned to side accessory whorl pressure rail and return to side main wheel and press rail, to ensure that boats and ships rock normally operation in situation;

Described electric system is provided with obliquity sensor, Automatic-heating loop and automatic exhausting loop, and the mouth of described obliquity sensor is connected with the Programmable Logic Controller PLC entrance point in electric system; The input end in described Automatic-heating loop is connected with the temperature sensor in electric system, and the mouth in this Automatic-heating loop is connected with the heating resistor in electric system; The input end in described automatic exhausting loop is connected with the temperature sensor in electric system, access door safety switch, PLC entrance point, and the mouth in this automatic exhausting loop is connected with the exhaust fan in electric system.

Described tensioner anti-deflection device comprises tensioner sprocket wheel, anti-bias, spring, tensioner screw rod, set square, limit switch plate and limit switch, adapter plate and stay bearing plate are set respectively on described band steel, described tensioner screw rod is through the hole of stay bearing plate, spring housing is a rear end in contact stay bearing plate on tensioner screw rod, the spring other end is to rely on tensioner screw flight to utilize nut Compress Spring, limit switch plate is arranged on the end of tensioner screw rod, the other end of the relative end of tensioner screw rod and the lower end of set square connect into a rotatable structure pair, the centre hole of another angle of set square and tensioner sprocket wheel is fixed, set square is connected with adapter plate, form rotating structure, tensioner screw rod and set square and tensioner sprocket wheel composition planar kinematic pair mechanism, rely on Compress Spring to pull tensioner screw rod, two anti-bias is arranged on respectively tensioner sprocket wheel both sides, limit switch is fixed on described truss.

Further, the upper horizontal segment of described truss and the total length of lower horizontal segment are 4100～4200mm, due to the upper horizontal segment of hoisting depth decision of escalator and the size of lower horizontal segment, cannot change, upper and lower horizontal segment size is less, and to take the space of boats and ships smaller accordingly, the bulk that is conducive to like this save cun golden inch of land on boats and ships.

Control housing, electric original paper etc. all, according to the above grade design of outdoor version IP54 or customization, provide effective guarantee to normal operation under harsh environment; And boats and ships hull in the middle of normal operation has 0Hz～25 Hz, amplitude is the vibrations of 2mm, ship rolling ± 10 ° rolling period 10s, boats and ships pitching ± 7.5 ° rolling period 7s can not impact the normal operation of electronic component, adopt electronic devices and components peculiar to vessel, ensure that low-frequency vibration can not impact the adhesive of relay or switch, adopt increase rubber pad to avoid gun iron link to conduct vibrations for the major part of electric system; Whether hull waves to detect to exceed by obliquity sensor degree of waving and rolling period is set, and overruns, and stops staircase operation; The cold district arriving for boats and ships, some electric component can not normally start, and automatic heating device starts, until the temperature that system can normally be moved stops heating, in service in whole system, heating system is detecting operating ambient temperature always, ensures that electric original paper effectively works.

Described electric system is the particular/special requirement to vessel motion environment just, has designed the function of moistureproof, shockproof, heating, air draft, ensures in vessel motion process normally operation under escalator design enabled condition peculiar to vessel.

The escalator peculiar to vessel that the utility model provides, what wherein drive system adopted is the machine room of underneath type, towing machine is arranged on the bottom of horizontal segment on escalator, when ensureing enough installations, space for maintenance in machine room lower, dwindle space hold amount, and on main drive chain, increased tensioner and anti-deflection device, the swing of boats and ships any direction in regulation is rocked amplitude range can not have influence on the normal operation of drive system.In the guide track system of escalator, increase and press rail, ensure the normally operation in the situation of rocking of terraced road.The truss of escalator, completes after lifting at the scene, with ship's ladder integral solder, ensures the globality of staircase and ship's ladder, can not rock the excessive danger that causes because of boats and ships.The horizontal span of this escalator requires more conventional escalator to have larger dwindling, and can meet the normal requirement using on boats and ships.

The advantage of guide track system of the present utility model is both to can be used for the guide rail function of terraced road operation, can be used for again the defencive function that terraced road range of operation limits, and setting position double-duty is overlapping, plays two-in-one effect.In the time that escalator normally moves, Ji Ti road is in operation side when operation, and the major-minor wheel guide rail of truss both sides is running orbits of ladder sprocket wheel and step accessory whorl, i.e. terraced rail mark, and at this moment urgent guide rail is used for stoping on step and jumps; When escalator Ti road is in the time returning to side operation, the accessory whorl of truss both sides returns the running orbit that rail is step accessory whorl, returning to side accessory whorl presses rail to limit in the scope that step accessory whorl specifies at guide rail to move, main wheel returns the running orbit that rail is ladder sprocket wheel, returns to side main wheel and presses rail restriction ladder sprocket wheel to move in guide rail specialized range.Returning to side accessory whorl presses rail, returns to side main wheel and press the combination of rail, urgent guide rail can ensure that terraced road normally moves in the situation that boats and ships rock.

And tensioner anti-deflection device of the present utility model, in order to tensioner main drive chain and with the anti-bias function of main drive chain.In the time that escalator is up, the slack-side that tensioner limit is main drive chain; And in the time that escalator is descending, due to load-carrying reason, tensioner limit is similarly the slack-side of main drive chain.This kind of device is applicable to the escalator of underlying machinery house.When escalator normally moves, spring is in compressive state, the power of transmitting spring-compressed generation by the plane motion vice mechanism of tensioner screw rod, set square and tensioner sprocket wheel composition is applied to set square and drives tensioner sprocket wheel, rely on drive sprocket tensioner main drive chain, and by being arranged on anti-bias guiding main drive chain of tensioner sprocket wheel both sides, reach anti-bias effect, now limit switch is not touched, and escalator normally moves; In the time of main drive chain chain rupture, the spring of compressive state returns to drift, drive tensioner screw rod and limit switch Board position to move, limit switch plate is got to shake-up limit switch, cause touching limit switch and provide signal, this signal is by the action of control housing control additional brake, escalator stop.　

The design of electric system, on the basis of outdoor traffic type control system for escalator, whether can normally move control system under harsh environment, carry out the project appraisal, having collected the wobble data that hull moves on ocean analyzes, for making staircase control system peculiar to vessel be applicable to the performance requriements of marine passenger traffic steamer completely, increase obliquity sensor warning function.Monitor in real time Ship Swaying by obliquity sensor, if hull swing angle exceedes when alarm range is set, often open mouth and carry signal to PLC in the relay of obliquity sensor, PLC decision signal stops, and escalator is out of service; For the local environmental change of arriving for boats and ships, as cold district, some electric component can not normally start, according to the temperature of setting, before escalator operation peculiar to vessel, Current Temperatures can be detected in Automatic-heating loop, if lower than set temperature, heat in Automatic-heating loop, until detected temperatures while being not less than set temperature, could start escalator peculiar to vessel; When Current Temperatures reaches set temperature, Automatic-heating loop stops heating, at normal temperature detection and the heating function still carried out in service of escalator peculiar to vessel; Automatic exhausting loop is contrary with Automatic-heating loop, if current detection temperature is higher than set temperature, can normally work in automatic exhausting loop, until temperature is reduced to set temperature, still carry out temperature detection in the normal automatic exhausting in service of escalator peculiar to vessel loop, in the time that maintainer opens access door, air draft work also can be carried out in automatic exhausting loop, and automatic exhausting loop can manually be controlled.The type selecting of electric original paper must meet moisture proof, anti-salt fog, the requirement such as mould proof, and therefore electric elements has adopted electric elements peculiar to vessel, as air switch peculiar to vessel, contactless switch peculiar to vessel, shipboard cable etc.

Compared with the technology of existing domestic escalator aspect, the utility model has solved the rotten problem of salt when escalator moves on large ship and boats and ships and has rocked and cause the problems such as terraced road, electric, driving etc. cannot normally move or be prone to accidents etc., the vacancy of having filled up China's independent research escalator installation peculiar to vessel, has objective economic benefit.

Brief description of the drawings

Fig. 1 is the arrangement structure schematic diagram of the utility model escalator peculiar to vessel on vessel;

Fig. 2 is truss structure schematic diagram in the utility model;

Fig. 3 is that Fig. 2 A-A is to schematic cross-section;

Fig. 4 is the utility model embodiment rail support plate structural representation;

Fig. 5 is that the utility model embodiment returns to side accessory whorl pressure rail structural representation;

Fig. 6 is that the utility model tensioner anti-deflection device is arranged on the structural representation in escalator driving system peculiar to vessel;

Fig. 7 is that the structural representation of anti-bias is installed in tensioner sprocket wheel both sides;

Fig. 8 is the utility model embodiment PLC master controller electrical schematic diagram;

Fig. 9 is the utility model embodiment automatic exhausting loop electrical schematic diagram;

Figure 10 is the utility model embodiment Automatic-heating loop electrical schematic diagram;

Figure 11 is the utility model embodiment obliquity sensor electrical schematic diagram.

Wherein: 1-major-minor wheel guide rail, 1 '-major-minor wheel guide rails assembling position, 2-returns to side accessory whorl and presses rail, 3-accessory whorl returns rail, 3 '-accessory whorl returns rail installation position, 4-returns to side main wheel and presses rail, 4 '-return to side main wheel to press rail installation position, 5-main wheel returns rail, 5 '-main wheel returns rail installation position, 6-rail support plate, 7-drive sprocket, the urgent guide rail of 8-, 9-main drive chain, 10-1-tensioner sprocket wheel, anti-bias of 10-2-, 10-3-spring, 10-4-tensioner screw rod, 10-5-set square, 10-6-limit switch plate, 10-7-limit switch, 10-8-adapter plate, 10-9-stay bearing plate, 11-truss, 11-1-machine room lower montant, 11-2-band steel, 11-3-top top boom, 11-4-middle part top boom, 11-5-bracket part, the upper horizontal segment of 11-6-, horizontal segment under 11-7-, 11-8-lateral type part, 11-9-brace panel, 12-driven sprocket, 13-handrail system, 14-guide track system.

Detailed description of the invention

The utility model person of ordinary skill in the field embodiment of the present utility model is described with reference to the accompanying drawings, so that can easily implement the utility model.

Fig. 1 is the layout schematic diagram of the utility model escalator peculiar to vessel on vessel deck.The present embodiment escalator peculiar to vessel comprises truss 11 and is separately positioned on drive system, guide track system 14, step and step chains system, handrail system 13, inside and outside cover board system and the electric system on this truss 11.As shown in Figure 2, described truss 11 comprises machine room lower montant 11-1, band steel 11-2, top top boom 11-3, middle part top boom 11-4, upper horizontal segment 11-6, lower horizontal segment 11-7, lateral type part 11-8 and brace panel 11-9, truss 11 completes after lifting at the scene, with ship's ladder integral solder, weld is the bracket part 11-5 of truss 11, ensure the globality of escalator and ship's ladder, can not rock the excessive danger that causes because of boats and ships.The upper horizontal segment 11-6 of whole truss 11 and the total length of lower horizontal segment 11-7 are 4100～4200mm.The escalator using on truss 11 differences and conventional ground, its material and surface anticorrosion are processed the requirement that all needs the anti-salt corruption that meets equipment of Vessel.Described step and step chains system are arranged on guide track system 14 tops, and handrail system 13 is arranged on the middle part top boom 11-4 of truss 11 both sides, top.Described inside and outside cover board system is arranged on step and step chains system both sides, for connection guide rail system 14 and handrail system 13.

Fig. 3 be Fig. 2 A-A to section drawing, described guide track system 14 comprises that major-minor wheel guide rail 1, accessory whorl return rail 3, return to side accessory whorl and press rail 2, main wheel to return rail 5, return to side main wheel and press rail 4 and rail support plate 6.Two rail support plate 6 are separately fixed on two brace panel 11-9 of truss, major-minor wheel guide rail 1, return to side accessory whorl and press rail 2, accessory whorl to return rail 3, return to side main wheel and press rail 4 and main wheel to return rail 5 to be arranged in rail support plate 6 with bolt and guide rail clamping element respectively, return to side accessory whorl and press rail 2 to be arranged on accessory whorl and to return rail 3 tops, return rail 3 with accessory whorl and be fixedly connected with.Returning to side main wheel presses rail 4 to be arranged on main wheel and to return rail 5 tops.Returning to side main wheel presses the structure of rail 4 identical with the structure that main wheel returns rail 5.Major-minor wheel guide rails assembling position 1 ' is set respectively in rail support plate 6, accessory whorl returns rail installation position 3 ', returning to side main wheel presses rail installation position 4 ' and main wheel to return rail installation position 5 ', corresponding installation major-minor wheel guide rail 1, accessory whorl return rail 3 respectively, return to side main wheel and press rail 4 and main wheel to return rail 5.As shown in Figure 4.Lateral type part 11-8 both sides respectively arrange a urgent guide rail 8 near rail support plate 6 places, and these two the relative lateral type part 11-8 Central Symmetries of urgent guide rail 8 arrange.The ladder sprocket wheel of operation side and step accessory whorl be rolling-operation on major-minor wheel guide rail 1, and urgent guide rail 8 is jumped on step for preventing; Dang Ti road runs to while returning to side, ladder sprocket wheel returns operation on rail 5 at main wheel, returning to side main wheel presses 4 restriction ladder sprocket wheels of rail to move in specialized range, step accessory whorl is to return operation on rail 3 at accessory whorl, returning to side accessory whorl presses rail 2 to limit step accessory whorl and move in specialized range, ladder road system is got back to operation side from returning to side through top and the bottom, reach and so forth the object of continuous operation.Return to the structure of side accessory whorl pressure rail 2 as shown in Figure 5.

Drive system adopts underneath type machine room, driving towing machine in drive system is fixedly installed on the bottom of the upper horizontal segment 11-6 of truss 11, by driving towing machine to drive step and step chains system and handrail system 13, to reach the object of trouble-free operation, on the main drive chain 9 of described drive system, tensioner anti-deflection device is set.Driving towing machine in drive system is different from the modes of emplacement of conventional escalator, drive towing machine to be placed on the upper horizontal segment 11-6 bottom of truss 11, and rock normally operation in situation for ensureing at boats and ships, on main drive chain 9, must be provided with the device of tensioner and anti-bias function.

Shown in Fig. 6, be that tensioner anti-deflection device of the present invention is arranged on the structural representation in escalator traction machine drive system peculiar to vessel, tractive driving system comprises drive sprocket 7 with driven sprocket 12 and is connected drive sprocket 7 and the main drive chain 9 of driven sprocket 12.This swelling device comprises tensioner sprocket wheel 10-1, anti-bias 10-2, spring 10-3, tensioner screw rod 10-4, set square 10-5, limit switch plate 10-6 and limit switch 10-7, adapter plate 10-8 and stay bearing plate 10-9 are weldingly fixed on respectively on band steel 11-2, tensioner screw rod 10-4 is through the hole of stay bearing plate 10-9, spring 10-3 is enclosed within the upper rear end in contact stay bearing plate 10-9 of tensioner screw rod 10-4, the spring 10-3 other end is to rely on the screw thread of tensioner screw rod 10-4 to utilize nut Compress Spring 10-3, limit switch plate 10-6 is arranged on the end of tensioner screw rod 10-4, then fix with two hexagonal nuts, the other end of the relative end of tensioner screw rod 10-4 and the lower end of set square 10-5 connect into a rotatable structure pair, the centre hole of another angle of set square 10-5 and tensioner sprocket wheel 10-1 utilizes screw rod to fix, set square 10-5 utilizes bolt to be connected with adapter plate (10-8), form rotating structure, tensioner screw rod 10-4 and set square 10-5 and tensioner sprocket wheel 10-1 composition plane motion vice mechanism, rely on Compress Spring 10-3 to pull tensioner screw rod 10-4, two anti-bias 10-2 are arranged on respectively tensioner sprocket wheel 10-1 both sides, as shown in Figure 7, limit switch (10-7) is fixed on truss.The fixed position of limit switch 10-7 on truss need to be adjusted according to the position of limit switch plate 10-6, as long as limit switch plate 10-6 action can touch to limit switch 10-7 just can.In the time of escalator operation peculiar to vessel, spring 10-3 is in compressive state, moves vice mechanism-set square 10-8 and tensioner sprocket wheel 10-1 compress main drive chain 9 and reach tensioner object by Compress Spring via plane.Anti-bias the 10-2 that is arranged on tensioner sprocket wheel 10-1 both sides can play the effect of guiding main drive chain 9 constantly, once main drive chain 9 chain ruptures simultaneously, spring 10-3 be owing to will returning to free state, causes limit switch plate 10-6 to touch limit switch 10-7, plays and detects main drive chain 9 function that ruptures.

The design of electric system, on the basis of outdoor traffic type control system for escalator, set up obliquity sensor, Automatic-heating loop and automatic exhausting loop, the mouth of described obliquity sensor is connected with the Programmable Logic Controller PLC entrance point in electric system; The input end in described Automatic-heating loop is connected with the temperature sensor in electric system, and the mouth in this Automatic-heating loop is connected with the heating resistor in electric system; The input end in described automatic exhausting loop is connected with the temperature sensor in electric system, access door safety switch, PLC entrance point, and the mouth in this automatic exhausting loop is connected with the exhaust fan in electric system.

The present embodiment electric system adopts the FX1s-20MR PLC of Mitsubishi, form major control center, as Fig. 8, PLC entrance point X0 is point for subsequent use, and X1 point is maintenance and the switching point of normal operation, and X2 is up operating point, X3 is descending operating point, X4 is the check point of star, triangle, up, descending, band-type brake contactless switch, and X5 is that obliquity sensor detects relay entrance point, and X6 is the manual controlling point of fan; PLC output point Y0 is fault buzzing alarm set point, and Y1 is main frame band-type brake controlling point, and Y2 is up contactless switch controlling point, and Y3 is descending contactless switch controlling point, and Y4 is motor Y connection controlling point, and Y5 is motor delta connection controlling point, and Y6 is automatic nozzle controlling point.The principle of work of system is: after up entrance point KS-UP or descending entrance point KS-DN receive signal, PLC judges that service direction signal is taking KS-UP input X2 point signal as example, now X5 point detects the closure state of obliquity sensor output detections point, normally main frame band-type brake contactless switch BY, up contactless switch U, Y connection contactless switch Y adhesive, control system drives staircase operation, 5 seconds Vee formation shape contactless switch △ of time delay adhesive, Y contactless switch discharges, staircase enters normal operating condition, the swing angle of the monitoring boats and ships of reality when obliquity sensor, when being greater than setting range, Ship Swaying angle disconnects XY axle contact, staircase is out of service, OIR contactless switch control automatic refuelling machine refueled, every automatic refuelling machine automatic oiling in 12 hours.After stopping, restarting on staircase, the normally closed contact of star contactless switch Y, the delta contactor △ connecting in X4 entrance point, up contactless switch U, descending contactless switch D, drg contactless switch BY detects whether adhesion of contactless switch, if adhesion staircase can not be restarted, need to check whether corresponding contact device damages, recover normally can normally move.

The local environmental change of arriving for boats and ships, the present invention is provided with respectively automatic exhausting loop (see figure 9) and Automatic-heating loop (see figure 10).As cold district, some electric component can not normally start, can detect according to Automatic-heating loop before the temperature of setting staircase operation peculiar to vessel, if Current Temperatures is lower than set temperature, heat in Automatic-heating loop, until detected temperatures while being not less than set temperature, could start staircase peculiar to vessel.Still carry out temperature detection and heating function at the normal PTC2 heating arrangement in service of staircase peculiar to vessel, can manually heat (see figure 10) by outside change-over switch.Automatic exhausting loop is contrary with Automatic-heating loop, if current detection temperature higher than set temperature, automatic exhausting loop can normal work, until temperature is reduced to set temperature.In the normal automatic exhausting in service of staircase peculiar to vessel loop, PTC1 still carries out temperature detection, in the time that maintainer opens access door, external switch FAN(is shown in Fig. 9) action, automatic exhausting loop quits work, external switch FAN is input to signal the X10 point (see figure 8) of PLC, staircase peculiar to vessel enters inspecting state, and automatic exhausting loop can manually be controlled by outside change-over switch.

Obliquity sensor (its principle is shown in Figure 11), inclination angle unit inspection is set the angle of waving, CPU calculates the difference of angle and set angle and the periodic Control output relay waving, relay output outward sign, obliquity sensor can be operated under DC7～36V voltage, pink, blue look is outward sign wiring, the swing angle rolling < ± 10 ° rolling period 10s of inclination angle unit inspection boats and ships, pitching < ± 7.5 ° rolling period 7s, exceed in above range sensor relay and often open mouth (XY axle switch in Fig. 8) conveying signal to PLC X5 input end, PLC decision signal stops, escalator is out of service.The calibration of obliquity sensor level attitude, mounted angle sensor is placed in level attitude, to its zero clearing, need, the green line of connecting sensor and more than black line OV short circuit 3s, according to current level attitude, be placed in zero-bit.

Claims (3)

1. an escalator peculiar to vessel, described escalator comprises truss (11), guide track system (14), drive system, handrail system (13), step and step chains system, inside and outside cover board system and electric system, described truss (11) comprises machine room lower montant (11-1), band steel (11-2), top top boom (11-3), middle part top boom (11-4), upper horizontal segment (11-6), lower horizontal segment (11-7), lateral type part (11-8) and brace panel (11-9), described step and step chains system are arranged on guide track system (14) top, handrail system (13) is arranged on the middle part top boom (11-4) of truss (11) both sides, described inside and outside cover board system is arranged on step and step chains system both sides, for connection guide rail system (14) and handrail system (13), described guide track system (14) comprises and is separately fixed at two rail support plate (6) on two brace panels in left and right (11-9) and is fixed on the major-minor wheel guide rail 1 in these two rail support plate (6), accessory whorl returns rail 3 and main wheel returns rail 5, and lateral type part (11-8) side is provided with urgent guide rail 8, it is characterized in that:

Bracket position (11-5) in described truss and ship's ladder welding, the material of described truss and surface anticorrosion are processed the requirement of the anti-salt corruption that all meets equipment of Vessel;

Described drive system adopts underneath type machine room, driving towing machine in drive system is fixedly installed on the bottom of the upper horizontal segment (11-6) of truss (11), by driving towing machine to drive step and step chains system and handrail system (13), on the main drive chain (9) of described drive system, tensioner anti-deflection device is set;

The opposite side that is oppositely arranged urgent guide rail (8) one sides on described lateral type part (11-8) also arranges a urgent guide rail (8), and these two urgent guide rails (8) lateral type part (11-8) Central Symmetry setting relatively, in described two rail support plate (6), arrange respectively and return to side accessory whorl pressure rail (2) and return to side main wheel and press rail (4), the described side accessory whorl that returns presses rail (2) to be arranged on described accessory whorl to return rail (3) top, and be fixed on accessory whorl and return on rail (3), the described side main wheel that returns presses rail (4) to be arranged on described main wheel to return rail (5) top,

Described electric system is provided with obliquity sensor, Automatic-heating loop and automatic exhausting loop, and the mouth of described obliquity sensor is connected with the Programmable Logic Controller PLC entrance point in electric system; The input end in described Automatic-heating loop is connected with the temperature sensor in electric system, and the mouth in this Automatic-heating loop is connected with the heating resistor in electric system; The input end in described automatic exhausting loop is connected with the temperature sensor in electric system, access door safety switch, PLC entrance point, and the mouth in this automatic exhausting loop is connected with the exhaust fan in electric system.

2. escalator peculiar to vessel according to claim 1, it is characterized in that: described tensioner anti-deflection device comprises tensioner sprocket wheel (10-1), anti-bias (10-2), spring (10-3), tensioner screw rod (10-4), set square (10-5), limit switch plate (10-6) and limit switch (10-7), adapter plate (10-8) and stay bearing plate (10-9) are set respectively on described band steel (11-2), described tensioner screw rod (10-4) is through the hole of stay bearing plate (10-9), spring (10-3) is enclosed within the upper rear end in contact stay bearing plate (10-9) of tensioner screw rod (10-4), spring (10-3) other end is to rely on the screw thread of tensioner screw rod (10-4) to utilize nut Compress Spring (10-3), limit switch plate (10-6) is arranged on the end of tensioner screw rod (10-4), the relative other end of end of tensioner screw rod (10-4) and the lower end of set square (10-5) connect into a rotatable structure pair, the centre hole of another angle of set square (10-5) and tensioner sprocket wheel (10-1) is fixed, set square (10-5) is connected with adapter plate (10-8), form rotating structure, tensioner screw rod (10-4) and set square (10-5) and tensioner sprocket wheel (10-1) composition plane motion vice mechanism, rely on Compress Spring (10-3) to pull tensioner screw rod (10-4), two anti-bias (10-2) is arranged on respectively tensioner sprocket wheel (10-1) both sides, limit switch (10-7) is fixed on described truss.

3. escalator peculiar to vessel according to claim 1, is characterized in that: the upper horizontal segment (11-6) of described truss (11) and the total length of lower horizontal segment (11-7) are 4100～4200mm.