CN2094539U - No power container antomatic crane - Google Patents

Abstract

The utility model discloses an automatic operating crane which does not require any dynamic power such like electricity, hydraulic pressure or gas pressure for loading and unloading containers. The device adopts a novel cam carrier positioning mechanism, a three step connecting lever transmission mechanism, two positioning bidirectional safety mechanisms of a rotary lock and guide positioning system composed of rigid, elastic, long and short components. The crane can conveniently, quickly, safely and reliably load and unload the containers.

Description

No power container antomatic crane

The utility model has and revolves the insurance of lock two-position, mechanism's self-locking, system, the unpowered automated container handling suspender of novel guide-localization for the loading and unloading operation of freight container provides a kind of later-model.

Existing unpowered container spreader, by framework, mechanism kinematic driving system, revolve latch mechanism, guide locating device provided and indicating device is formed.The mechanism kinematic driving system is made up of ratchet device (escapement) and transmission device.The effect of ratchet device is the every twitch of tricing line motion once, is transformed into the certain angular movement of ratchet.The motion of ratchet passes to by transmission device again revolves lock.Whole Motion Transmission process does not have self-locking and accurate positioning device.Revolve latch mechanism the next motion of transmission device transmission is transformed into the rotation of revolving 90 ° on lock.Revolve latch mechanism safety device be housed, guarantee four revolve lock can both be from unlocking condition, synchronously lock freight container simultaneously.But under blocking, the safety device that revolves latch mechanism is inoperative.Having the guide locating device provided of suspender now, all is to arrange one type guide plate along a square edge of suspender.Because guide plate is only arranged along a square edge of suspender, when clashing into the location, the guide plate of suspender is by behind the last freight container upper limb, and suspender is often rushed open by freight container, need two human ropes to affect two of suspender to stablize suspender, suspender is positioned on the freight container.Use this registration device, the suspender guide-localization is difficulty comparatively, inefficiency.

The purpose of this utility model is to provide a kind of operation safer, reliable, more convenient, unpowered freight container Automatic hook block rapidly.

The utility model is to realize purpose like this.

The transmission device of one, suspender be one by special three grade of three three layers of constitutions that preface planar linkage group is formed.This particularity shows: the three grades of connecting rods and two side links, rocking bar and the framework that 1, contain three kinematic pairs are formed a parallel-crank mechanism; 2, mechanism is at initial, final position, crank, contains three grades of connecting rods, cranks of three kinematic pairs and contains three grades of connecting rod bonded assembly short connecting rods of three kinematic pairs, all overweights same straight line mutually.Thereby make mechanism except that the accurate transfer motion, have the dead point latching characteristics at initial, final position.

Its two, by long connecting rod drive revolve lock revolve the lock drive plate, have two scarce arcs.Make to revolve to be locked in two positions of open and close, revolving lock drive plate and check plate can both lock.

Its three, by a specific cam follower detent mechanism, realize accurately putting in place of ratchet drive dish, revolve lock and can accurately rotate thereby make, revolve lock drive plate and check plate and can both accurately put in place, lock revolving two positions of locking open and close.Specific cam follower detent mechanism is by being fixed in disk cam on the ratchet driving disk, being fixed in two limiting stoppers, the push rod system that differ 180 ° on the ratchet drive dish and forming.Mechanism is characterised in that, when the ratchet drive dish nearly rotated 180 °, disk cam promoted the propulsion arm of push rod system in advance, and propulsion arm promotes radius stay, and radius stay moves forward and is maintained to the beginning of next working cycle.The layout of limiting stopper makes that limiting stopper just in time contacts with radius stay, reaches accurate location when the ratchet drive dish moves to the exact location.

Its four, around duel spreader frames, by two square edges, arrange two kinds and have length difference, and the different guide piece of type.A kind of is long guide piece board-like, that have spring buffer; Another kind of for having given bevel, when the inclined-plane contacts with container edge, can make guide grab and framework form rigidly connected short-range missile to device.Arrange to have suspender guiding, position fixing system that guide piece firm, elastomeric long and short preparation is formed all around, can make suspender make things convenient for, promptly lead, locate.

The utility model is compared with existing similar suspender, have the driver train self-locking, revolve lock two-position safety lock, suspender guiding, location rapidly, advantage easily.

The drawing of accompanying drawing is described as follows:

Fig. 1: the discrete figure of suspender subelement

Among the figure: 1, adjust spring; 2, movable pulley; 3, hoist rope; 4, control steel rope, 5, packing ring; 6, spring cotter; 7, packing ring; 8, spring cotter; 9, spring cotter; 10, packing ring; 11, three yoke plates; 12, long connecting rod; 13, transmit bar; 14, frame linking rocking bar; 15, three grades of connecting rods; 16, short connecting rod; 17, bearing pin; 18, bearing pin; 19, bearing pin; 20, bearing pin; 21, short-range missile is to device; 22, revolve latch mechanism; 23, limiting stopper; 24, disk cam; 25, framework; 26, push rod system; 27, pins; 28, ratchet drive dish; 29, ratchet driving disk; 30, sit at the bottom of the escapement; 31, long guide piece; 32, fixed pulley.

Fig. 2: push rod system assembly drawing

Among the figure: 33, radius stay; 34, cover plate; 35, stage clip; 36, bearing; 37, propulsion arm; 38, nut.

Fig. 3: mechanism kinematic transmission diagram

Among the figure: 39, revolve the lock drive plate; 12, long connecting rod; 11, three yoke plates; 13, transmit bar; 14, frame linking rocking bar; 28, ratchet drive dish; 16, short connecting rod; 15, three grades of connecting rods; 25, framework.

Fig. 4: revolve the latch mechanism assembly drawing

Among the figure: 40, nut; 41, pad; 42, check plate; 43, lock shaft; 44, stage clip; 45, sleeve; 46, block; 47, casing; 48, revolve lock; 49, screw; 12, long connecting rod; 50, packing ring; 51, nut; 39, revolving lock drives; 52, packing ring; 53, nut.

Fig. 5: long guide grab assembly drawing

Among the figure: 25, framework; 54, baffle plate; 55, long guide grab; 56, axle; 57, pressing plate; 58, stage clip; 59, nut.

Fig. 6: short-range missile device assembly drawing

Among the figure: 25, framework; 60, nut; 61, lack guide grab; 62, bolt; 63, right fixed mount; 64, left fixed mount.

Fig. 7: suspender is suspended on the situation on the freight container

Among the figure: 3, hoist rope; 4, control steel rope; 21, short-range missile is to device; 31, long guide piece; 65, suspender; 66, freight container.

Fig. 8: the situation when the long guide grab of suspender relies on the freight container upper limb

Among the figure: 3, hoist rope; 4, control steel rope; 21, short-range missile is to device; 31, long guide piece; 65, suspender; 66, freight container.

Fig. 9: freight container is among the suspender guidance system, in the condition diagram when suspender carries out guide-localization: 3, hoist rope; 4, control steel rope; 21, short-range missile is to device; 31, long guide piece; 65, suspender; 66, freight container.

Figure 10: the situation of suspender after location, freight container top is stable

Among the figure: 3, hoist rope; 4, control steel rope; 21, short-range missile is to device; 31, long guide piece; 65, suspender; 66, freight container.

The utility model is described in further detail below in conjunction with accompanying drawing embodiment.

The utility model is by framework, escapement, cam follower, the position device, revolves latch mechanism, and the guide-localization system forms (seeing accompanying drawing 1).By ratchet drive dish 28(Fig. 1), ratchet driving disk 29(Fig. 1), sit 30(Fig. 1 at the bottom of the escapement) escapement formed, make tricing line 4(Fig. 1) every twitch motion once becomes ratchet drive dish 28(Fig. 1) rotate 180 ° motion.

Accompanying drawing 1 has been represented the layout of guide-localization system on suspender.Duel spreader frames 25(Fig. 1) around, arrange long guide piece 31(Fig. 1 respectively by square edge) with short-range missile to device 21(Fig. 1).The Design of length of long and short guide piece makes when suspender is in vacant state long guide piece 31(Fig. 1) nadir be the nadir of suspender.Short-range missile is to device 21(Fig. 1) nadir, be higher than long guide grab 31(Fig. 1) nadir, be lower than and revolve latch mechanism 22(Fig. 1) nadir.

The cam follower registration device of accompanying drawing 1, accompanying drawing 2 expressions, the purpose of this device makes ratchet rolling disc 28(Fig. 1 exactly) accurately put in place, can not depart from the tram owing to factors such as inertia.Disk cam 24(Fig. 1 of this mechanism) be fixed in ratchet driving disk 29(Fig. 1) on, two limiting stopper 23(Fig. 1 of 180 ° of being separated by), be fixed in ratchet drive dish 28(Fig. 1) on, the 26(Fig. 1 of push rod system) be fixed on the framework of escapement one side.Disk cam 24(Fig. 1) layout, making as ratchet drive dish 28(Fig. 1) rotation is nearly 180 ° the time, disk cam promotes the 26(Fig. 1 of push rod system in advance) propulsion arm 37(Fig. 2), propulsion arm 37(Fig. 2) promotes radius stay 33(Fig. 2), make radius stay 33(Fig. 2) be in positioning states, and remain to ratchet driving disk 29(Fig. 1 always) the counter-rotating certain angle.Limiting stopper 23(Fig. 1) layout makes as ratchet drive dish 28(Fig. 1) accurately put in place after, limiting stopper 23(Fig. 1) with radius stay 33(Fig. 2 of positioning states) just in time contact.As ratchet driving disk 29(Fig. 1) behind the counter-rotating certain angle, radius stay 1(Fig. 2) because stage clip 35(Fig. 2) effect, return to non-position location.Radius stay 33(Fig. 2) rear portion roundlet shell of column has certain interval ground to insert propulsion arm 37(Fig. 2) the hole, garden among, make as radius stay 33(Fig. 2) when being in non-spacing position, propulsion arm 37(Fig. 2) can not break away from Fig. 2 with radius stay 33() be connected.Radius stay 33(Fig. 2) diameter of the second section big column in rear portion is greater than propulsion arm 37(Fig. 2) Circularhole diameter.Like this, propulsion arm 37(Fig. 2) just can promote radius stay 33(Fig. 2), make it be in positioning states.

Ratchet drive dish 28(Fig. 3 in the accompanying drawing 3) crank in the three layers of constitutions.It and frame linking rocking bar 14(Fig. 3), short connecting rod 16(Fig. 3), three grades of connecting rod 15(Fig. 3), and framework 25(Fig. 3) form plane three layers of constitutions.Frame linking rocking bar 14(Fig. 3), three grades of connecting rod 15(Fig. 3), form a parallel-crank mechanism again.Ratchet phoresys dish 28(Fig. 3) motion of 180 ° of revolutions.By three layers of constitutions, make frame linking rocking bar 14(Fig. 3), the swing 90 °.Frame linking rocking bar 14(Fig. 3) motion again respectively by the parallel-crank mechanism on both sides, is delivered to four and revolves lock.Three layers of constitutions are at ratchet drive dish 28(Fig. 3) initial, the final position of 180 ° of revolutions, ratchet drive dish 28(Fig. 3), short connecting rod 16(Fig. 3), three grades of connecting rod 15(Fig. 3) all be in the dead point self-locking position.

Revolve lock drive plate 39(Fig. 4) on two scarce arcs, be in to revolve and be locked under two states of open and close, revolve lock drive plate 39(Fig. 4) with check plate 42(Fig. 4) the lock fit position.Except that the safety lock of unblanking, after suspender revolved the lifting of locking lock freight container, the gap between suspender and the freight container made check plate 42(Fig. 4) fall into and revolve lock drive plate 14(Fig. 4) scarce arc, play locking action.

Long guide grab 55(Fig. 5) be inserted in baffle plate 54(Fig. 5) with framework 25(Fig. 5) leading in the seat of forming (see accompanying drawing 5), as long guide grab 55(Fig. 5) when being subjected to by the inboard outside impulsive force of suspender, long guide grab 55(Fig. 5) can be by push and block plate 54(Fig. 5) obtain elastic buffer.Short guide grab 61(Fig. 6) be inserted in by left saddle 64(Fig. 6), right saddle 63(Fig. 6) and framework 25(Fig. 6) leading in the seat of forming.Short guide grab 61(Fig. 6) inclined design, make as short guide grab 61(Fig. 6) inclined-plane contact set when casing upper limb, can be owing to the application force of freight container upper limb, make short guide grab 61(Fig. 6) upward movement, but make short guide grab 61(Fig. 6) with left saddle 64(Fig. 6), 63 saddle 5(Fig. 6), framework 25(Fig. 6) leading of forming sat and formed rigidity and link, thereby the guiding suspender is located on the freight container.

Accompanying drawing 7 is suspended on freight container 66(Fig. 7 for suspender) on situation.Short-range missile is to device 21(Fig. 7), long guide piece 31(Fig. 7) all be suspended on freight container 66(Fig. 7) on, accompanying drawing 8 drops to certain height for suspender, short-range missile is to device 21(Fig. 8) still be suspended on freight container 66(Fig. 8) on, and long guide piece 31(Fig. 8) available plane contact is to freight container 66(Fig. 8) upper limb, then suspender can go from two square edges that long guide piece (Fig. 8) is housed by freight container 66(Fig. 8) upper limb.Accompanying drawing 9 for when long guide piece (Fig. 9) by behind the last freight container upper limb, decline suspender 65(Fig. 9), make freight container 66(Fig. 9) be in long guide piece 31(Fig. 9 all around), short-range missile is to installing 21(Fig. 9) among.Accompanying drawing 10 is suspender 65(Figure 10) further descend, due to freight container 66(Figure 10) on.

Claims (2)

1, a kind of unpowered freight container Automatic hook block, by framework, escapement, cam follower registration device, transmission device, revolve latch mechanism, the guide-localization system forms, and is used for the automatic job of container handling.It is characterized in that: transmission device is made up of three layers of constitutions and the two groups of parallel-crank mechanisms of being made up of three grade of three preface linkage rod group; Revolve revolving on the lock drive plate 14 in the latch mechanism two scarce arcs are arranged; The guide-localization system forms with long guide grab 55 and axle 56, pressing plate 57, stage clip 58, the nut 59 of leading in the seat that framework 25 is formed by being inserted in plate washer 54, has elastic buffer, when suspender was in vacant state, long guide grab 55 was the long guide piece of suspender nadir; Form with short guide grab 61 and nut 60, the bolt 61 of leading in the seat that are inserted in left saddle 64, right saddle 63 and framework 25 compositions, when the inclined-plane of short guide grab 61 contact with the upper limb of freight container, short guide grab 61 and the short-range missile of being made up of left saddle 64, right saddle 63, framework 25 that seat is the state of being rigidly connected of leading are formed to installing.

2, unpowered freight container Automatic hook block according to claim 1, it is characterized in that the frame linking rocking bar 14 of three layers of constitutions, three grades of connecting rods 15, frameworks 25 form a parallel-crank mechanism, initial, the final position of mechanism, ratchet drive dish 28, short connecting rod 16, three grades of connecting rod 15 conllinear.

Images