CN105980204A - Front pin latching system for automatic securement of a container to a container chassis - Google Patents

Abstract

A front pin latching system for automatic securement of a container to a container chassis is provided. The front pin latching system includes a shelf configured to move vertically on an outer surface of the container chassis. The shelf and the container chassis have adjacent openings. The system also includes a pin configured to move horizontally through the adjacent openings and a linkage mechanism disposed on an inner surface of the container chassis. The linkage mechanism is operably coupled to the shelf and the pin. Placement of the container on the container chassis moves the shelf causing the linkage mechanism to move the pin such that the pin automatically secures the container to the container chassis.

Description

For container being fixed to automatically the front pin latch system of container chassis

Cross-Reference to Related Applications

This application claims the rights and interests of following application: the U.S. Patent application No.14/184 of Lanigan, Sr. et al., 166, entitled " Latching System for Automatic Securement of a Container to a Container Chassis " (Docket Number C0443/40686)；The U.S. Patent application No.14/184 of Lanigan, Sr. et al., 196, entitled " Front Pin Latching System for Automatic Securement of a Container to a Container Chassis " (Docket Number C0443/40700)；And the U.S. Patent application No.14/184 of Lanigan, Sr. et al., 421, entitled " Latching System For Automatic Securement of a Container to a Container Chassis " (Docket Number No.C0443/40701). All these application is all filed on February 19th, 2014, and the full content of all these application is incorporated by reference into this Shen Please.

Research and development about federal funding is stated

Inapplicable

Sequence table

Inapplicable

Background technology

1. technical field

The application relates generally to latch system.More particularly, the application relates to the container breech lock of container chassis.

2. background technology

In the container chassis being traditionally used for transporting container, by each of two anterior angles at container chassis Locate two spaced apart breech locks and two breech locks spaced apart at each of two relief angles, container is fixed at the bottom of container On jiggering.These breech locks are by driver or other staff's manual operations.Rear breech lock can have a twistlock, and it inserts container The bottom of angle foundry goods.Twistlock can be operated by a bar, makes twistlock move between unlocked position and position latching.A length of 40 to The traditional bottom jiggering of 53 feet (13.1 to 16.2 meters), its front breech lock can have the opening of the angle foundry goods extending horizontally to container In lock pin.The traditional bottom jiggering of a length of 20 feet (6.1 meters), its front breech lock may utilize twistlock and hand lever rather than lock Pin.

This traditional locking devicen is manually grasped by chassis driver or other staff when container is positioned in chassis Make.On the contrary, traditional locking devicen manual unlocking before container unloads from chassis.Driver or other staff may Can lock inappropriate or by halves or unlocking latch device, this may cause container to unload from chassis inadequately Or during road transport, form sliding or lose the potentially possible of container.Accordingly, it would be desirable to one need not human intervention Automatic latch system.

In Railway Transport Industry, container generally utilizes the breech lock of rotary type to be fixed on the corner of flat car.At flat car The breech lock of two rotary type spaced apart at each of two anterior angles and two spaced apart at each of two relief angles turn The breech lock of dynamic type, is fixed to container on flat car.It is similar to the twistlock breech lock of container chassis, the rotation of flat car The breech lock of type enters opening along the lower surface of each angle foundry goods of container.Different from twistlock breech lock, the breech lock of rotary type leads to Cross spring and bias in place continuously.When container is positioned on flat car, breech lock opposing spring pushes back, until breech lock removal angle casting The lower surface of part.Latch design is could to unload container from flat car so that must apply the biggest power contrary with breech lock. Need the container loading that weight is about 700 pounds (317.5 kilograms) to flat car, and e.g., from about 2000 pound (907.2 thousand Gram) power for container is unloaded from flat car.

Summary of the invention

It is provided with a kind of front pin latch system for container being fixed to automatically container chassis.Front pin latch system includes One shelf, is configured to vertically move on the outer surface of container chassis.Shelf and container chassis have adjacent opening. Described system also includes a pin, is configured to be moved horizontally through adjacent opening, and a linkage, is arranged at the bottom of container On the inner surface of jiggering.Linkage may be operably coupled to shelf and pin.Container is positioned on container chassis and makes to put Plate moves so that linkage moving pin, and so, container is just fixed to container chassis by pin automatically.

Further, it is provided that have a kind of front pin locking devicen for container being fixed to automatically container chassis.Front pin breech lock Device includes what two angles of neighbouring container chassis were arranged the first and second latch systems, wherein the first and second breech lock system Container is fixed to container chassis by each of system automatically.Front pin locking devicen also includes may be operably coupled to the first He The interlocking assembly of the second latch system.Interlocking assembly is configured to provide for fail safe operation, in order to the first and second latch system dimensions Hold and container is fixed to container chassis.

Finally, it is also provided with a kind of method for container being fixed to automatically container chassis.Described method is included in collection Shelf is vertically moved on the outer surface of vanning chassis；Move horizontally pin by shelf and the adjacent opening of container chassis； Container is positioned on container chassis, in order to the angle foundry goods of shelf containment container, wherein said angle foundry goods have for Accommodate the container chassis opening of pin；And make pin move in response to the movement of shelf, in order to container is fixed to automatically Container chassis.

The other side of the present invention and advantage are by considering that the following detailed description will become clear from.

Accompanying drawing explanation

Fig. 1 is the rear view of the container chassis including locking devicen and front pin locking devicen；

Fig. 2 is the front perspective view of locking devicen；

Fig. 3 is the blast rear view of locking devicen；

Fig. 4 is the front perspective view that latch system is in the unlocked position；

Fig. 5 is the front perspective view that the latch system of Fig. 4 is in position latching；

Fig. 6 sells the front perspective view of locking devicen before being；

Fig. 7 sells the blast rear view of locking devicen before being；

Fig. 8 sells latch system before being and is in the front-side perspective view of primary importance；

Fig. 9 is the front pin latch system front-side perspective view between the first position and the second position of Fig. 8；

Figure 10 is the front pin latch system front-side perspective view in the second position of Fig. 8；

Figure 11 is the amplifier section perspective side elevation view of the local A of Figure 10；

Figure 12 is the partial side elevation view that the front interlocking assembly selling locking devicen is in primary importance；

Figure 13 is the side perspective view that the interlocking assembly of the front pin locking devicen of Figure 12 is in the second position；

Figure 14 is the rear view of the alternative embodiment of locking devicen；

Figure 15 A is the front perspective view that the alternative embodiment of latch system is in the unlocked position；

Figure 15 B is the rear view that the alternative embodiment of the latch system of Figure 15 A is in the unlocked position；

Figure 15 C is the part rear view that the alternative embodiment of the latch system of Figure 15 A is in the unlocked position；

Figure 16 is the front perspective view that the alternative embodiment of latch system is in part position latching；

Figure 17 A is the front perspective view that the alternative embodiment of latch system is in position latching；

Figure 17 B is the rear view that the alternative embodiment of the latch system of Figure 17 A is in position latching；

Figure 17 C is the rear view that the alternative embodiment of the latch system of Figure 17 A is in position latching；

Figure 17 D is the part rear view that the alternative embodiment of latch system is in position latching；

Figure 18 A is the rear view that the alternative embodiment of locking devicen is in the unlocked position；

Figure 18 B is the rear view that the alternative embodiment of latch system is in the unlocked position；

Figure 19 A is the rear view that the second alternative embodiment of locking devicen is in position latching；

Figure 19 B is the rear view that the second alternative embodiment of latch system is in position latching；

Figure 19 C is the rear view that the second alternative embodiment of the latch system of Figure 19 B is in position latching；

Figure 20 is the front perspective view of the alternative embodiment of locking devicen；

Figure 21 is the blast rear view of the alternative embodiment of the locking devicen of Figure 20；

Figure 22 is the front perspective view that the alternative embodiment of latch system is in the unlocked position；

Figure 23 is the front perspective view that the alternative embodiment of latch system is in part unlocked position；

Figure 24 and 25 is the front perspective view that the alternative embodiment of latch system is in position latching；

Figure 26 sells the rear view of the alternative embodiment of locking devicen before being；

Figure 27 is the front perspective view of the alternative embodiment of the front pin locking devicen of Figure 26；

Figure 28 is the blast front perspective view of the alternative embodiment of the front pin locking devicen of Figure 26；

Figure 29 sells, before being, the front perspective view that the alternative embodiment of latch system is in the unlocked position；

Figure 30 and 31 is the front perspective view that the alternative embodiment of front pin latch system is in part unlocked position；

Figure 32 is the front perspective view that the front alternative embodiment selling latch system is in position latching；And

Figure 33 sells the front perspective view of the alternative embodiment of the interlocking assembly of the alternative embodiment of locking devicen before being.

Detailed description of the invention

The application illustrate various be used together with container chassis from breech lock container latch system.As can be seen, this system Achieve and empty, that fill or that part is filled container is latched to container chassis automatically and solves from container chassis Lock.In the accompanying drawings, identical reference represents identical structure.

With reference to Fig. 1, container chassis 50 is characterised by described herein and container 52 is fixed to thereon wherein two Plant container latch system.The locking devicen 100 with joint 106a, 106b is arranged on the rear portion 50a of chassis 50. Each lower surface of two relief angles foundry goods 52a-1,52a-2 of container 52 has rectangular opening 53a (shown in Fig. 5), is used for Joint 106a, 106b is accommodated when unlocked position.The front pin assembly 150 with front pin 160 is arranged at container chassis 50 Anterior 50b on.Each front surface of two anterior angles foundry goods 52b-1,52b-2 of container 52 has hole 53b (institute in Fig. 8 Show), it is used for accommodating front pin 160.Hereinafter locking devicen 100 and front pin assembly 150 are more particularly described.

A length of 40 to 53 feet of container chassis 50 shown in embodiment in Fig. 1 (13.1 to 16.2 meters), such as. The container chassis (not shown) of a length of 20 feet may utilize locking devicen 100 or the rear portion of container chassis and/or Optional locking devicen 200,250 in front portion, as described below.

Locking devicen 100

Fig. 2 provides the example of locking devicen 100 for container 52 is fixed to container chassis 50 automatically.Door bolt Locking device 100 includes the first latch system 101a and the second latch system 101b, be arranged at container chassis 50 front portion or Near two angles at rear portion, an interlocking assembly 108 may be operably coupled to first and second latch system 101a, 101b.When When container 52 loads to container chassis 50 as shown in Figure 1, each relief angle foundry goods 52a presses the first He respectively First and second actuation means 102a of second latch system 101a, 101b, 102b, make respectively the first and second joint 106a, 106b moves to position latching as shown in Figure 5 from unlocked position as shown in Figure 4.

More specifically, container 52 be positioned on container chassis 50 activated respectively the first and second latch system 101a, Actuation means 102a of 101b, 102b, make each linkage 104a, 104b shift joint 106a, 106b respectively the most automatically Container 52 is fixed to container chassis 50.At position latching, joint 106a, 106b prevent container 52 from packaging The motion separated on bottom jiggering 50.Interlocking assembly 108 is configured to provide for fail safe operation, such first and second breech lock systems System 101a, 101b maintain and container 52 are fixed to container chassis 50.

In the illustrated example shown in fig. 2, joint 106a, 106b can be twistlock.May be used without other attachment means, such as bolt, Breech lock or pin.Similarly, actuation means 102a in the example embodiment shown in Fig. 2,102b can be pistons, certainly its Its actuation means be also it is conceivable that.The example of possible non-powered machinery include but not limited to piston rod, transducer, Lever arm, drive rod and button.Automatic motive power machine device, such as air solenoid valve, solenoid, gas can also be used Cylinder pressure or hydraulic cylinder.

Referring now to Fig. 3, it show the explosive view of example locking devicen 100.First and second breech locks of locking devicen 100 System 101a, 101b include actuation means 102a, 102b, linkage 104a, 104b and joint 106a, 106b respectively. In this example, each linkage 104a, 104b include rod connector 110a, 110b, pivot 114a, 114b, fastening Part 112a, 112b, structure 115a, 115b, securing member 123a, 123b, joint connector 122a, 122b, arm 124a, 124b, securing member 125a, 125b, bolt 129a, 129b, spring 116a, 116b, spring housing 117a, 117b and torr Frame 118a-l, 118a-b.In this example, interlocking assembly 108 includes actuation means 134, first and second pivot 140a, 140b, First and second structures 141a, 141b, first and second arm 138a, 138b, spring 133, the first and second shaft 136a, 136b, the first and second guide rails 142, first and second dogbolt 144a, 144b, the first and second structures 146a, 146b, First and second bolt 147a, 147b and first and second bolt 148a, 148b.Actuation means 134 is perpendicular plate 137, Perpendicular plate 137 has from its first and second horizontal-extending protrusion 135a, 135b.

As shown in Figure 4, actuation means 102 is arranged on the upper surface 54 of container chassis 50.Especially, joint is worked as 106 when being in the unlocked position, and actuation means 102 extends across upper surface 54 from the upper surface 54 of container chassis 50. When joint 106 is in position latching, the upper surface 54 of actuation means 102 and container chassis 50 is at grade. As it has been described above, joint 106 is located higher than on another surface 132 of the upper surface 54 of container chassis 50.Joint 106 wraps Include the head 128 above another surface 132 being arranged on container chassis 50 and the upper table through container chassis 50 The axle 127 that face 54 and another surface 132 extend.Linkage 104 is arranged at below upper surface 54.

The most as shown in Figure 5, angle foundry goods 52a includes the opening 53a accommodating joint 106 on its lower surface 56.Another surface The height of 132 is corresponding to the thickness of the lower surface 56 of relief angle foundry goods 52a.Actuation means 102 is sized to make joint 106 Activate in actuation means 102 and advance into opening 53a.

With reference to Figure 4 and 5, when actuation means 102 activates owing to placing container 52 on container chassis 50, even The vertical movement of actuation means 102 is converted into the rotary motion of joint 106 by linkage 104.In example shown in the figure, Joint 106 includes twistlock, and it rotates about 90 degree by the actuating of actuation means 102.

More specifically, the first end 110-1 of rod connector 110 is connected to pivot 114, pivot 114 is arranged in structure 115, Structure 115 is welded in the downside of the upper surface 54 of container chassis 50.Rod connector 110 relative with the first end 110-1 The second end 110-2 be connected to the first end 122-1 of joint connector 122 by securing member 123, to realize rotary motion.

Similarly, the second end 122-2 of joint connector 122 is connected to arm 124 by securing member 125.Arm 124 is fixed to cylinder Axle 126 is the most horizontal-extending.Arm 124 is solderable to be connected to axle 126 or is formed in same mould with axle 126.Referring back to Fig. 3, Axle 126 is connected to the axle 127 of joint 106 via bolt 129, and so, axle 126,127 just has common axis.

The most as shown in Figure 4, the spring 116 of linkage 104 biases against the motion of rod connector 110.Spring 116 is arranged In spring housing 117, spring housing 117 is at the second end 110-2 of rod connector 110 and the outer surface 118 of container chassis 50 Between.Bracket 118a is mountable on outer surface 118, is used for accommodating spring 116.

In unlocked position shown in the diagram, actuation means 102 is arranged on the upper surface 54 of container chassis 50, bullet Spring 116 biases rod connector 110 and makes it away from the outer surface 118 of container chassis 50.Actuation means 102 passes through securing member 112 engage with rod connector 110.Specifically, pressing actuation means 102 makes rod connector 110 overcome the biasing of spring 116 to enclose Rotate towards the outer surface 118 of container chassis 50 around pivot 114, so that joint 106 is from the solution lock-bit shown in Fig. 4 Put the position latching moved to shown in Fig. 5.

Referring again to Fig. 2, interlocking assembly 108 can provide fail safe operation, in order to first and second latch system 101a, 101b Maintain and container 52 is fixed to container chassis 50.If owing to the most during transportation turn or move inadequately Container and result in unbalanced lifting, interlocking assembly 108 work just as spring-loading breech lock maintenance breech lock system System 101a, 101b are in position latching.Container 52 is positioned on container chassis 50 and has activated actuation means 134, Make mutual interlocking gear 132 each of first and second shaft 136a, 136b is respectively facing the first and second latch system 101a, 101b moves.In fig. 2 shown in example in, the actuation means 134 of interlocking assembly 108 respectively with the first and second breech lock systems System actuation means 102a of 101a, 101b, 102b are spaced apart.Shaft 136a, 136b can be flat bar or plate, round bar, tool There is the square or bar in other geometry cross section.

Fig. 2 shows first and second latch system 101a, 101b, is arranged at front portion or the rear portion of container chassis 50 Two angles near.Actuation means 134 is arranged on the upper surface 54 of container chassis 50, and mutual interlocking gear 132 is arranged at Below the upper surface 54 of container chassis 50.First and second shaft 136a, 136b extend from mutual interlocking gear 132 respectively To first and second latch system 101a, 101b.When actuation means 134 does not activates, first and second shaft 136a, 136b Being positioned at primary importance, when actuation means 134 activates, first and second shaft 136a, 136b are positioned at the second position.

When actuation means 134 activates on container chassis 50 owing to being placed on by container 52, mutual interlocking gear 132 will The vertical movement of actuation means 134 is converted into the horizontal movement of first and second shaft 136a, 136b.Mutual interlocking gear 132 wraps Include spring 133, first and second arm 138a, 138b and first and second pivot 140a, 140b.Spring 133 is arranged at collection Between lower surface 59 and the actuation means 134 of vanning chassis 50, it biases against the motion of actuation means 134.

By first and second arm 138a, 138b, the plate 137 of actuation means 134 is connected to each the first and second shaft First end 136a-l, 136b-l of 136a, 136b, as shown in Figure 2.Arm 138a, 138b are respectively around the first and second pivots 140a, 140b rotate, and first and second pivot 140a, 140b are individually secured to the first and second structures 141a, 141b, the One and second structure 141a, 141b the downside of the upper surface 54 to container chassis 50 is installed.Further, arm 138a, 138b May be operably coupled to actuation means 134, so, the downward motion of actuation means 134 makes each arm 138a, 138b respectively Rotate around pivot 140a, 140b.Arm 138a, 138b are further connected to each of first and second shaft 136a, 136b Individual first end 136a-l, 136b-l, arm 138a, 138b produce shaft 136a, 136b around the motion of pivot 140a, 140b The outside motion towards each latch system 101a, 101b.

Especially, the plate 137 of actuation means 134 includes horizontal-extending from it and with actuation means 134 vertical movement the first He Second protruding 135a, 135b.In an example embodiment, first and second protruding 135a, 135b are through plate 137 level Pin driven.First and second recess 139a, 139b along the inner surface of arm 138a, 138b accommodate first and second respectively Protruding 135a, 135b.First and second protruding 135a, 135b and first and second arm 138a, 138b contact, more specifically It is to contact with first and second recess 139a, 139b, in order to realize the vertical movement of actuation means 134, make the first and second arms 138a, 138b rotate respectively about first and second pivot 140a, 140b.

The most as shown in Figures 4 and 5, the second end 136-2 of the shaft 136 of interlocking assembly 108 and latch system 101 phase Interaction.The guide rail 142 with slit 143 is connected to the second end 136-2 of shaft 136.Slit 143 accommodates bolt 147, Bolt 147 is connected to structure 146, and structure 146 is installed on container chassis 50 or is otherwise affixed to container Chassis 50.When latch system 101 moves between unlocked position (seeing Fig. 4) and position latching (seeing Fig. 5), Bolt 147 moves along slit 143.

Dogbolt 144 also (is joined at unlocked position (seeing Fig. 4) and position latching together with the second end 136-2 of shaft 136 See Fig. 5) between move.The plate 149 being fixed to rod connector 110 is positioned at adjacent stop bolt 144.Shaft 126 and bar are even Connect device 110 as one man to move between position latching and unlocked position simultaneously, so, during normal use, be just able to maintain that bar Gap 145 between dogbolt 144 and the plate 149 of rod connector 110 of shape thing 136.If linkage 104 can not Enough rod connector 110 is maintained position latching, then resist the motion of rod connector 110 due to dogbolt 144 and eliminate the need for Gap 145, so, rod connector 110 just opposing spring 116 is held in position in, and joint 106 is maintained at breech lock Position.

Be fastened to the second bolt 148 of structure 146 be located so that when latch system 101 at unlocked position (seeing Fig. 4) and When moving between position latching (seeing Fig. 5), the second end 110-2 of rod connector 110 puts toward and away from the second bolt 148 Dynamic.This second bolt 148 provides a surface, and when latch system 101 is in the unlocked position, rod connector 110 is against this table Face.

The operation of locking devicen 100 be will now be described.Referring again to Fig. 4, it show latch system 101 and be in the unlocked position. Actuation means 102 extends out from the upper surface 54 of chassis 50.When container 52 is positioned on container chassis 50, As shown in Figure 5, actuation means 102 is depressed along path A.Pressing actuation means 102 makes the of rod connector 110 Two end 110-2 move along path B, and then the second end 122-2 of joint connector 122 is moved along path C.Joint is even The motion of the second end 122-2 connecing device 122 makes arm 124 and joint 106 rotate to position latching along path D.

When container 52 unloads from chassis 50, spring 116 is towards the central catch bar adapter 110 of chassis 50.Should Motion makes joint connector 122 and arm 124 move away from the outer surface 118 of container chassis 50, makes joint 106 rotate To unlocked position.

So being positioned on container chassis 50 by container 52 also makes interlocking assembly 108 (be partially shown in figure from primary importance In 4) mobile to the second position (being partially shown in Fig. 5).Pressing actuation means 134 makes first and second arm 138a, 138b Each it is respectively facing first and second latch system 101a, 101b and moves first and second shaft 136a, 136b.Work as packaging When case 52 unloads from chassis 50, spring 133 makes actuation means 134 rise, so that shaft 136a, 136b level Move away from the outer surface 118 of container chassis 50.

Front pin locking devicen 150

With reference to Fig. 6, before showing the example for container 52 being fixed to automatically container chassis 50, sell locking devicen 150. Front pin locking devicen 150 sell before including being arranged at first near two anterior angles of container chassis 50 latch system 151a and Latch system 151b is sold before second.In this example, each front pin latch system 151a, 151b include that shelf 154 (is shown in figure In 8) and between first, unlocked position (shown in Figure 8) and second, position latching (shown in Figure 10) motion pin 160.When container 52 is loaded on container chassis 50, as shown in fig. 1, shelf 154 containment container 52 Angle foundry goods 52b also moves down, and so, pin 160 just extends out to the angle foundry goods opening 53b of angle foundry goods 52b and (is shown in Fig. 8 In) in, container 52 is fixed to container chassis 50.

Shelf 154 is made to move more specifically, be positioned on container chassis 50 by container 52 so that linkage 162 Moving pin 160, so, container 52 is just fixed to container chassis 50 by pin 160 automatically.Pin 160 restriction set is cased Motion between angle foundry goods 52b and the container chassis 50 of 52, so, each front pin latch system 151 is by container 52 Automatically container chassis 50 it is fixed to.

In this example, before front pin locking devicen 150 also includes may be operably coupled to first and second sell latch system 151a, The interlocking assembly 152 of 151b.Interlocking assembly 152 is configured to provide for fail safe operation, sells breech lock system before such first and second System 151a, 151b maintain and container 52 are fixed to container chassis 50.

In example shown in figure 6, front pin latch system 151a, 151b utilize pin 160a, 160b to be fixed by container 52 To container chassis 50.May be used without other attachment means, such as screw or breech lock.Similarly, the example packaging in Fig. 6 Bottom jiggering 50 includes the first insert 158a and the second insert 158b, sells latch system 151a, 151b before first and second Each be respectively arranged in wherein.Front pin latch system 151a, 151b can directly be installed to collection by those skilled in the art Vanning chassis 50, without insert 158 or other single parts.

Referring now to Fig. 7, the explosive view of pin locking devicen 150 before showing.Before first and second sell latch system 151a, The each of 151b is mounted respectively to first and second insert 158a, 158b, and the size of each insert 158a, 158b sets It is set to adapt in two relative angles of container chassis 50.Insert 158a, 158b are solderable or otherwise solid It is scheduled in container chassis 50.In this example embodiment, front pin latch system 151a, 151b include shelf 154a, 154b, Pin 160a, 160b and linkage 162a, 162b.As shown in the example in Fig. 7, linkage 162a, 162b include Connecting rod 166a, 166b, spring 172a, 172b, plate 174a, 174b and spring housing 176a, 176b.Implement in this example In example, interlocking assembly 152 includes shaft 182, sells the first lug 184a of latch system 151a and neighbouring before neighbouring first The second lug 184b of latch system 151b is sold before second.

As shown in Figure 8, shelf 154 is configured on the outer surface 156 of insert 158 vertical movement.Shelf 154 is with slotting Enter part 158 and be respectively provided with adjacent opening 155,159.Pin 160 is positioned at container chassis 50 relative to shelf 154, And be configured to move horizontally the opening 155,159 through adjacent.Pin 160 is additionally configured to container 52 is being positioned over container Move vertically together with shelf 154 during in chassis 50.Therefore, pin 160 entering angle when shelf 154 moves down Foundry goods opening 53b.Linkage 162 is arranged on the inner surface 157 of insert 158.

With reference to Fig. 8, when container 52 is unkitted and is loaded onto on container chassis 50, shelf 154 is positioned at primary importance.Work as collection When vanning 52 loads to container chassis 50, shelf 154 is positioned at the second position, as shown in Figure 10.Shelf 154 is from One position makes pin 160 stretch out from container chassis 50 to the motion of the second position.The most as shown in Figure 9, pin 160 The most vertically as well as horizontally.

In this embodiment, linkage 162 may be operably coupled to shelf 154 and pin 160, in order to is being put by container 52 During being placed on container chassis 50, the vertical movement of shelf 154 is changed into the horizontal movement of pin 160.It is arranged at slotting The plate 174 entering the linkage 162 on the inner surface 157 of part 158 is configured to together with shelf 154 move vertically.When pin 160 When moving vertically together with plate 174, the hole 173 on plate 174 maintains the upright position of pin 160.Pin 160 also extends through hole 173 Horizontal movement between the first and second positions.In the motor process of shelf 154, the horizontal movement of pin 160 is by connecting rod machine The impact of the connecting rod 166 of structure 162.

The most as shown in figure 11, the connecting rod 166 of linkage 162 rotates around a pivot 168, pivot 168 installs, It is welded or otherwise secured to the part 170 of insert 158.The opposite end of connecting rod 166 may be operably coupled to pin 160. Being dimensioned and positioned to of connecting rod 166 makes connecting rod 166 rotate and water around pivot 168 so that the downward motion of shelf 154 Translation untie-sell 160 is each passed through the adjacent opening 155,159 of shelf 154 and insert 158.

Most preferably seeing Fig. 8, linkage 162 also includes spring 172, the motion biasing of its opposing shelf 154.Spring Shelf 154 is biased to primary importance, as shown in Figure 8 by 172.Spring housing 176 is fixed to plate 174.Spring 172 is at spring Between lid 178 (seeing Fig. 9) and the lower surface 59 of container chassis 50 of set 176 by compression.

Referring back to Fig. 7, interlocking assembly 152 can provide fail safe operation, in order to before first and second sell latch system 151a, 151b maintains and container 52 is fixed to container chassis 50.Shaft 182 sell before first and second latch system 151a, Extend between 151b.First and second lug 184a, 184b are connected to shaft 182, and before being respectively arranged at first and second Near pin latch system 151a, 151b.Lug 184a, 184b may be bolted, pin joint or solid by the method for any appropriate Fixed to shaft 182.Additionally, shaft 82 can be circular pin, flat rod or plate, or there is square or other geometry The bar in cross section.

As shown in figure 12, lug 184 has the cam face 186 of neighbouring front pin latch system 151, so, by container 52 be positioned on container chassis 50 during cam face 186 follow before pin latch system 151 motion.In packaging Before case 52 is positioned on container chassis 50, lug 184 is arranged at primary importance.Figure 13 show at container 52 After being positioned on container chassis 50, lug 184 is arranged at the second position.Latch system is sold before first and second The first and second respective motions of shelf 154a, 154b of 151a, 151b, shaft 182 and lug 184a, 184b are Rotate between one and the second position.

More specifically, the hook portion 188 of lug 184 is arranged against the front pin latch system being in primary importance shown in Figure 12 The plate 174 of 151.When plate 174 moves downward on container chassis 50 owing to container 52 is positioned over, plate 174 contacts The cam face 186 of lug 184, makes lug 184 and connection shaft 182 thereon rotate.Shown in fig. 13 second Position, the hook portion 188 of lug 184 accommodates the top edge 175 of plate 174.Be in the second position the first and second lug 184a, 184b provides fail safe, to maintain each to sell each first and second pin of latch system 151a, 151b before first and second The position of 160a, 160b, so, container 52 is maintained for being fixed to container chassis 50.

The operation of front pin assembly 150 be will now be described.With reference to Fig. 8, it is positioned over container chassis 50 at container 52 and goes forward, Before each, the shelf 154 of pin latch system 151 is positioned at primary importance.Front pin 160 keeps being arranged in insert 158.Work as collection When the angle foundry goods 52b of vanning 52 is positioned on shelf 154, shelf 154 is moved downward to the second position.This motion makes connecting rod 166 push out untie-sell 160 from insert 158, as shown in Figure 9.Once shelf 154 arrives the lowermost position shown in Figure 10 Putting, pin 160 just extends fully into the opening 53b of angle foundry goods 52b from shelf 154.

The downward motion of shelf 154a, 154b of pin latch system 151a, 151b also makes interlocking assembly 152 the before each Move between one and the second position.The plate 174 of current pin latch system 151 is positioned over container chassis due to container 52 When moving down on 50, plate 174 contacts the cam face 186 of lug 184 to make lug 184 rotate.Lug 184 Hook portion 188 clasps the top edge 175 of plate 174, prevents connecting plate 174 thereon and front pin latch system 151 moves up.

When container 52 unloads from container chassis 50, the spring 172 of each front pin latch system 151 upwardly biases Plate 174 and shelf 154, make connecting rod 166 rotate around pivot 168.The rotation of connecting rod 166 makes pin 160 be moved horizontally to insert Enter in part 158.The motion upwards of plate 174 also makes the cam face 186 of lug 184 be pivoted away from plate 174, so that bullet Spring 172 is against the top edge 175 of hook portion 188 biasing plate 174 of lug 184.

Locking devicen 200

With reference to Figure 14, it is provided that the locking devicen 200 of alternative embodiment.In this embodiment, locking devicen 200 is included in collection The first spaced apart latch system 201a at each of two relief angles of vanning chassis 50 and the second latch system 201b. Interlocking assembly 202 is between first and second latch system 201a, 201b.When container 52 loads to container chassis (seeing Figure 17 B) time on 50, each relief angle foundry goods 52a presses the actuation means 204 (seeing Figure 15 A) of each latch system 201. Pressing actuation means 204 makes breech lock 206 move between the unlocked position and the position latching of Figure 17 A of Figure 15 A, in order to packaging Case 52 is fixed to container chassis 50.Interlocking assembly 202 shown in Figure 14 provides fail safe operation, each to guarantee First and second breech lock 206a, 206b of individual first and second latch system 201a, 201b keep being in position latching.

As shown in figure 15 a, each latch system 201 includes actuation means 204, the breech lock being arranged in breech lock housing 207 206 (seeing Figure 15 C) and linkages 208.In this example, linkage 208 includes structure 210, around connecting rod Connecting rod 212, spring 216 and the plate 218 that pivot 214 rotates.In this example embodiment, interlocking assembly 202 includes shaft-like Thing 220, the first lug 222a of neighbouring first latch system 201a and second lug of neighbouring second latch system 201b 222b.Figure 15 B show the latch system 201 of another angle.

In this example embodiment, actuation means 204 is the upper surface 224 of case 226, and case 226 accommodates linkage 208 Structure 210.Structure 210 extends through the surface 54 of container chassis 50.With reference to Figure 15 C, the inner surface 230 of case 226 Having inverted u-shaped, it downwardly extends in the both sides of the connecting rod 212 of linkage 208.As shown in fig. 15, plate 218 is installed Or it is otherwise affixed to the lower surface 59 of container chassis 50.Guide groove 232 contained structure 210 in plate 218 Extension 234, with the motion between position latching and unlocked position of the further control structure 210.Finally, structure 210 is also Including the lower surface 228 of the upper surface 224 being parallel to case 226, spring 216 biases against lower surface 228.

Breech lock housing 207 is arranged at the top of the case 226 of structure 210.Breech lock 206 extends through case 226 and around being installed on Breech lock pivot 236 in breech lock housing 207 rotates.Owing to container 52 is positioned on container chassis 50 knot produced The downward motion of structure 210 creates the downward motion of breech lock housing 207, actuation means 204 and structure 210.

The vertical movement of actuation means 204 is converted into the breech lock 206 rotary motion around breech lock pivot 236 by linkage 208. The connecting rod 212 of linkage 208 may be operably coupled on the connecting rod gudgeon 214 that is fixed on container chassis 50.In phase At opposite end, connecting rod 212 may be operably coupled to breech lock 206.The inner surface 230 of case 226 connecting rod 212 midpoint across On connecting rod 212, the most as seen in this fig. 17b.Spring 216 is resisted and is positioned on container chassis 50 inclined by container 52 Put actuation means 204.The actuating (i.e. the downward motion of case 226) of actuation means 204 makes connecting rod 212 around connecting rod gudgeon 214 rotate, and make breech lock 206 rotate to locking devicen (seeing Figure 17 A) about breech lock pivot 236.

As shown in Figure 15 A, 15B and 15C, at unlocked position, actuation means 204 is arranged at the surface of container chassis 50 Above in the of 54.

Figure 16 show the latch system 201 of movement between position latching and unlocked position.The extension 234 of structure 210 exists Midpoint in the guide groove 232 of plate 218, breech lock 206 part extends out from breech lock housing 207.

With reference to Figure 17 A, it show latch system 201 and be in position latching.Actuation means 204 and the table of container chassis 50 Face 54 level.Breech lock 206 extends out from breech lock housing 207 completely.

Referring again to Figure 14, interlocking assembly 202 is sold the interlocking assembly 152 of locking devicen 150 and is operated before being similar to.Interlocking assembly The shaft 220 of 202 has and is arranged at the first and second lugs being respectively adjacent to first and second latch system 201a, 201b 222a、222b.The first and second actuation means 204a, 204b due to each first and second latch system 201a, 201b Motion, shaft 220 and lug 222a, 222b are at unlocked position as shown in figure 15 c and breech lock as shown in Figure 17 A Rotate between position.At position latching, first and second lug 222a, 222b maintain extension 234a, 234b and breech lock System 201a, 201b connect the position of other parts thereon, and so, breech lock 206a, 206b remain in position latching, Container 52 remains secured to container chassis 50.Shaft 220 can be flat bar or plate, round bar or have square or other The bar in geometry cross section.

More specifically, the hook portion 221 of lug 222 is arranged against each breech lock system being in the unlocked position shown in Figure 15 C The extension 234 of the structure 210 of system 201a, 201b.It is positioned over container chassis 50 due to container 52 when structure 210 When above moving downward, extension 210 promotes the lower surface 223 of lug 222, makes lug 222 rotate.Institute in Figure 17 A The position latching shown, the hook portion 221 of lug 222 accommodates the top edge 235 of extension 234.It addition, interlocking shaft 220 Extend through each lug 222a, 222b.Shaft 222 and lug 222a, 222b can be welded together or use same mould Tool makes or lug is bolted to described shaft.

The operation of locking devicen 200 be will now be described.Figure 15 A, 15B and 15C show the latch system being in the unlocked position 201.In this example, actuation means 204 upwardly extends from the surface of container chassis, and breech lock 206 is maintained at breech lock shell In body 207.The lug hook 221 of lug 222 is against extension 234.In Figure 16, it show latch system 201 and be in part Position latching.When the lower surface of angle foundry goods 52a presses actuation means 204, the hole of breech lock housing 207 entering angle foundry goods 52a 53a (is shown in Figure 17 B).This pressing makes the connecting rod 212 of linkage 208 rotate around connecting rod gudgeon 214 so that breech lock 206 rotate around breech lock pivot 236 and extend out from breech lock housing 207.This pressing also makes the structure 210 of latch system 201 Extension 234 move down and contact the lower surface 223 of lug 222, in order to lug 222 and connect shaft 220 thereon Rotate.With reference to the position latching shown in Figure 17 A-D, breech lock 206 is fully extended from breech lock housing 207 and actuation means 204 Completely by pressure.The lug hook 221 of lug 222 clasps the top edge 235 of extension 234, to prevent extension 234 and to connect Connect latch system 201 thereon to move up.

Locking devicen 250

With reference to Figure 18 A, it is provided that the locking devicen 250 of another alternative embodiment.In this example embodiment, locking devicen The first spaced apart latch system 251a and second door bolt at each of 250 two relief angles being included in container chassis 50 Lock system 251b, the club 252 extended between first and second latch system 251a, 251b and under being positioned at shaft The interlocking assembly 254 of side.(seeing Figure 19 C) when container 52 loads to container chassis 50, container 52 is pressed Press the first actuation means 256a and second actuation means 256b of each first and second latch system 251a, 251b.Pressing causes Dynamic device 256a, 256b make first and second breech lock 258a, 258b at the unlocked position of Figure 18 A and the position latching of Figure 19 A Between move, in order to container 52 is fixed to container chassis 50.In this embodiment, interlocking assembly 254 provides mistake Effect protection operation, to guarantee that first and second breech lock 258a, 258b of each first and second latch system 251a, 251b protect Hold and be in position latching.

In example shown in Figure 18 A, club 252 includes flat bars or plate, and certain other embodiments is used as to be had Curve, square or any geometry cross section bar.

With reference to Figure 18 A, each latch system 251a, 251b include actuation means 256, linkage 260 and are arranged at door bolt Breech lock 258 (seeing Figure 19 A) in breech lock pivot (not shown) in lock housing body 262.In this example, linkage 260 Including connecting rod 264, spring 266 and structure 268.In this example, interlocking assembly 254 include the first and second arm 270a, 270b, first and second plate 272a, 272b, first and second interlocking shaft 274a, 274b and the first and second guide rails 276a、276b。

First and second actuation means 256a, 256b along container chassis 50 rear portion arrange, be spaced from each other and and each First and second latch system 251a, 251b are spaced apart.In example embodiment shown in Figure 18 A, first and second cause At each the first and second seams 58a, the 58b at the rear portion 60 that dynamic device 256a, 256b are positioned at container chassis 50 and At rear portion 60 each first and second girder vertically extending 62a, 62b.

As shown in Figure 18 B, the vertical movement of actuation means 256 is converted into breech lock by the linkage 260 of latch system 251 258 around the rotary motion of breech lock pivot.First and second actuation means 256a, 256b upwardly extend from club 252, this Sample, actuation means 256a, the downward motion of 256b create the downward motion of club 252.Each first and second company First and second connecting rod 264a, 264b of linkage 260a, 260b may be operably coupled at the opposite end of club 252 Each the first and second structures 268a, 268b.First and second connecting rod 264a, 264b be also operably connected to each first Each first and second breech lock 258a, 258b with second latch system 251a, 251b.

The bullet of each latch system 251a, 251b of being arranged between the lower surface 56 of club 252 and container chassis 50 Spring 266 is resisted and container 52 is positioned over container chassis 50 upper offset actuation means 256.Each actuation means 256 Activating (i.e. the downward motion of club 252) makes breech lock 258 pivot to locking devicen (seeing Figure 19 A) around breech lock. Club 252 extend through neighbouring each first and second latch system 251a, 251b the first and second shaft guide rail 280a, 280b, to control the motion of club 252.

Figure 19 A show the locking devicen 251 being in position latching.Actuation means 256 is relative to the table of container chassis 50 Face 54 is depressed, makes breech lock 258 fully extended from breech lock housing 262.Actuation means 256 is cast by container 52 or angle The motion of the bottom of the floor between part 52a-l, 52a-2 is depressed.Operation to latch system 251 is carried out more specifically below Description.

Referring again to Figure 18 A, interlocking assembly 254 and first and second latch system 251a, 251b interacts.First and Two interlocking shaft 274a, 274b are set to mutually adjacent and in the contrary side through first and second guide rail 276a, 276b Upwards move horizontally.First and second interlocking shaft 274a, 274b end, each first and second arm 270a, Each first and second interlocking shaft 274a, 274b are connected to club 252 by 270b.Shaft is interlocked first and second At second end of 274a, 274b, first and second plate 272a, 272b are fixed thereon each first and second latch system neighbouring 251a、251b.Each plate 272a, 272b have a recess 273, are sized to can accommodate from club 252 level One of them of first and second extended protruding 278a, 278b.The downward motion of club 252 makes the first and second arms 270a, 270b towards each first and second latch system 251a, 251b move each first and second interlocking shaft 274a, 274b.At position latching as shown in figure 19, the first and second recess 273a of each first and second plate 272a, 272b, 273b accommodates each first and second protruding 278a, 278b of bar 252.Plate 272a, 272b and protruding 278a, 278b Interact and limit the motion gone up in any direction of bar 252, so that it is guaranteed that container 52 is fixed to container chassis 52.

The operation of latch system 251 be will now be described.Figure 18 A and 18B show the latch system 251 being in the unlocked position. In the apparatus, actuation means 256 upwardly extends and breech lock 258 is maintained in breech lock housing 262.Spring 266 promotes bar-shaped Thing 252 is upwards.At the position latching of Figure 19 C, when the lower surface 56 of the rear portion 52a of container 52 presses actuation means 252 Time, the hole 53a of breech lock housing 262 entering angle foundry goods 52a.Pressing actuation means 256 makes the downward motion of club 252 cause Dynamic linkage 260 makes breech lock 258 extend from breech lock housing 262.This pressing also makes arm 270 move downward and towards breech lock system System 251 pushes out each interlocking shaft 274.With reference to the position latching shown in Figure 19 A-C, breech lock 258 is from breech lock shell Body 262 is fully extended and actuation means 256 is completely by pressure.Plate 272 prevents club 252 upwards with the joint of projection 278 Mobile.

Locking devicen 300

With reference to Figure 20, it is provided that the locking devicen 300 of alternative embodiment.Being similar to locking devicen 100, locking devicen 300 wraps Include container chassis 50 two relief angles each at the first spaced apart latch system 301a and the second latch system 301b.Interlocking assembly 308 is between first and second latch system 301a, 301b.When container 52 loads to container (seeing Fig. 1 and 17B) time in chassis 50, each relief angle foundry goods 52a presses the actuation means 302 of each latch system 301. Pressing actuation means 302a, 302b make each first and second joint 306a, 306b move from unlocked position as shown in Figure 22 Move to the position latching shown in Figure 24.Being similar to the joint 106 of latch system 101, the joint 306 of latch system 301 sets It is placed in another top, surface 132 above the upper surface 54 of container chassis 50.

More specifically, container 52 is positioned on container chassis 50 activated each first and second latch system 301a, Actuation means 302a of 301b, 302b, make each linkage 304a, 304b move each joint 306a, 306b the most automatically Container 52 is fixed to container chassis 50.At position latching, joint 306a, 306b prevent container 52 from packaging The motion separated on bottom jiggering 50.Interlocking assembly 308 is configured to provide for fail safe operation, in order to the first and second breech lock systems System 301a, 301b maintain and container 52 are fixed to container chassis 50.

In the example shown in Figure 20, joint 306a, 306b can be twistlock.May be used without other attachment means, such as bolt, Breech lock or pin.Similarly, actuation means 302a in example embodiment, 302b can be pistons, and other actuation means is also certainly Be it is conceivable that.The example of possible non-powered machinery includes but not limited to piston rod, transducer, lever arm, driving Bar and button.Automatic motive power machine device, such as air solenoid valve, solenoid, pneumatic cylinder or hydraulic pressure can also be used Cylinder.

Referring now to Figure 21, it show the explosive view of example locking devicen 300.Each the first and second of locking devicen 300 Latch system 301a, 301b include actuation means 302a, 302b, linkage 304a, 304b and joint 306a, 306b. In this example, each linkage 304a, 304b include rod connector 310a, the 310b rotated around pivot 314a, 314b, Plate 315a, 315b, spring 316a, 316b, securing member 317a, 317b, structure 318a, 318a, joint connector 322a, 322b, securing member 323a, 323b, it is connected to arm 324a, 324b of bracket 338a, 338b, securing member 325a, 325b, Sleeve pipe 326a, 326b, bolt 329a, 329b and securing member 339a, 339b.In this example, interlocking assembly 308 wraps Include club 334, have from its C-shaped section 337a extended, bracket 336a, 336b of 337b and bolt 312.Plate 315a, 315b include top edge 348a, the 348b engaged with bracket 336a, 336b, more fully hereinafter illustrate.

Locking devicen 301 and locking devicen 101 perform identical function, but include difform parts.If desired, this Plant modification to be capable of the different mode to container chassis 50 is installed.Such as, in embodiment shown in fig. 22, Provide the structure 318 of pivot 314 to be installed to container chassis 50 times by bolt, securing member or other suitable device On surface 59.In contrast, as shown in Figure 4, the rod connector 110 of latch system 101 encloses the pivot 114 rotated about Being thered is provided by structure 115, structure 115 is welded or otherwise secured to the downside of the upper surface 54 of container chassis 50.

The parts of locking devicen 301 also achieve the different manufacture method for each parts.Such as, bracket 338 includes two Individual contrary sidepiece 344, it has the through hole of the alignment accommodating sleeve pipe 326.Securing member 339 extends through through hole, by bracket 338 are fixedly secured to sleeve pipe 326.Further, arm 324 extends from the lower horizontal of bracket 338, in order to the rotation of arm 324 It is converted into the rotation of joint 306.

With reference to Figure 22, the motion of actuation means 302 makes rod connector 310 rotate around the pivot 314 being installed in structure 318. Specifically, rod connector 310 includes horizontal-extending from it and through the opening 346 plate 315 pin 342, rod connector 310 It is fixed to actuation means 302.The rotary motion of rod connector 310 produces the horizontal movement of joint connector 322, this generates Arm 324 and bracket 338 and the sleeve pipe 326 being fixed thereon and joint 306 are around the rotary motion of its center axis.

Figure 23 shows when actuation means 302 part moves down, actuation means 302, linkage 304 and joint 306 Motion.The downward motion of the downward motion generation structure 315 of actuation means 302 and rod connector 310 are around pivot 314 Rotary motion.Spring 316 is arranged between the extension 313 in structure 318 and the extension 311 of rod connector 310, So that the motion biasing of rod connector 310 resisted by spring 316.Figure 24 show the locking devicen 301 being in position latching.

As shown in Figure 25, locking devicen 300 can include limit switch 340, its detection latch system 301 be breech lock or Unlock, and by display lamp (not shown), this state is conveyed to driver.In running, limit switch 340 Actuation means 302, linkage 304 or the motion of joint 306 can be monitored.

Referring again to Figure 21-24, the interlocking assembly 308 of locking devicen 300 sells the interlocking assembly of locking devicen 150 before being similar to 152 operations.The bolt 312 extending through structure 318 provides a pivot, bracket 336 to pivot around this.When activating dress Putting 302 when moving downward, the motion of C-shaped section 337 adapts with the motion of plate 315.Specifically, club 334 around The rotation of bolt 312 makes C-shaped section 337 hook the top edge 348 of plate 315 when plate 315 moves downward.Further, exist In this embodiment, club 334 include flat bars or plate, certain other embodiments be used as having curve, square or The bar in any geometry cross section.The cross section size of club and size can adjust according to workload demand.Such as, bigger horizontal stroke Sectional area provides bigger support.

The operation of locking devicen 300 be will now be described.Figure 22 show the latch system 301 being in the unlocked position.In this example In, actuation means 302 upwardly extends from the surface 54 of container chassis 50.The C-shaped section of bracket 336 is against plate 315. In Figure 24, it show latch system 301 and be in part position latching.When the lower surface 56 of angle foundry goods 52a presses actuation means When 302, the hole 53a (being shown in Figure 17 B) of joint 306 entering angle foundry goods 52a.This pressing makes the bar of linkage 304 even Connecing device 310 to rotate around pivot 314, this makes joint 306 rotate.With reference to the position latching shown in Figure 25, joint 306 exists In the foundry goods 52a of angle, fully rotating and actuation means 302 is completely by pressure.The bracket 336 of interlocking assembly 308 clasps linkage The edge 348 of the plate 315 of 304, prevents plate 315 from moving upward.

Front pin locking devicen 350

With reference to Figure 26, it show front pin locking devicen 350 for container 52 being fixed to automatically container chassis 50 Alternative embodiment.Being similar to previous embodiment 150, front pin locking devicen 350 includes be arranged at container chassis 50 two Latch system 351b is sold before selling latch system 351a and second before near anterior angle first.In this example, each front pin breech lock System 351a, 351b include shelf 354a, 354b and in first, unlocked position (being shown in Figure 29) and second, breech lock position Put the pin 360 (being shown in Figure 32) of motion between (being shown in Figure 32).When container 52 is loaded in container chassis 50 Time upper, as shown in fig. 1, the angle foundry goods 52b of shelf 354 containment container 52 also moves down, so, pin 360 just to Extend to outward in angle foundry goods opening 53b (shown in Figure 8) of angle foundry goods 52b, so that container 52 is fixed to container bottom Car 50.

Being positioned on container chassis 50 by container 52 makes shelf 354 move so that linkage 362 moving pin 360, So, container 52 is just fixed to container chassis 50 by pin 360 automatically.The angle foundry goods 52b of pin 360 restriction set vanning 52 And the motion between container chassis 50, so, container 52 is fixed to packaging by each front pin latch system 351 automatically Bottom jiggering 50.In this example, breech lock system is sold before front pin locking devicen 350 also includes may be operably coupled to first and second The interlocking assembly 352 of system 351a, 351b.Interlocking assembly 352 is configured to provide for fail safe operation, in order to before first and second Pin latch system 351a, 351b maintain and container 52 are fixed to container chassis 50.

Front pin locking devicen 350 be similar to as above before pin locking devicen 150 operate and to utilize optional parts to complete above Described purpose.If desired, this modification is capable of installing the different mode to container chassis 50.

With reference to Figure 28, the explosive view of pin locking devicen 350 before showing.Latch system 351a, 351b is sold before first and second Each include shelf 354a, 354b, pin 360a, 360b and linkage 362a, 362b.Example institute such as Figure 30 Showing, linkage 362a, 362b include connecting rod 366a, 366b, guide 368a, 368b, structure 370a, 370b, spring 372a, 372b, inner frame 374a, 374b and external frame 376a, 376b.In this example embodiment, interlocking assembly 352 include club 382, have from its C-shaped section 373a extended, bracket 384a, 384b of 373b and bolt 386a, 386b.Shelf 354a, 354b include top edge 356a, the 356b engaged with bracket 384a, 384b, more fully hereinafter say Bright.

As shown in Figure 29, shelf 354, inner frame 374 and external frame 376 achieve the fastening of parts and cooperate also Can be directly mounted to when necessary on container chassis without insert.More specifically, shelf 354 includes extending through The planar section 355 of the opening 377 of external frame 376.Inner frame 374 includes the planar section 355 being arranged at shelf 354 The planar section 375 at top.Each of planar section 375,355 includes from its each lug 378,357 vertically extending. Bolt 379 or other securing member extend through lug 378,357, to be fixed together by framework 374,376.

With reference to Figure 30, the downward motion of shelf 354 produces the downward motion of inner frame 374, and this makes pin 360 level move Dynamic by guide 368.Shelf 354 externally framework 376 moves down.Downward motion biasing interior sash resisted by spring 372 The planar section 375 of frame 374 and connect the planar section 355 of shelf 354 thereon.Figure 31 show and is in another part The shelf 354 of position latching, Figure 32 show shelf 354 and is under, position latching.

As shown in Figure 33, structure 370 includes recess 371, and the bracket 384 of interlocking assembly 352 extends through this recess.Prolong The bolt 386 extending through structure 370 provides a pivot, bracket 384 to pivot around this.When shelf 354 moves down, Bracket 384 and connect club 382 thereon and rotate, so, C-shaped section 373 hooks the top edge 356 of shelf 354. In the exemplary embodiment, club 382 is the flat stick thing with square-section.The cross section size of club and size can Adjust according to workload demand.Such as, bigger cross-sectional area provides bigger support.

The operation of front pin assembly 350 be will now be described.With reference to Figure 29, container 52 is being positioned on container chassis 50 Before, the shelf 354 of each front pin latch system 351 is positioned at unlocked position.Pin 360 keeps being arranged in guide 368.Work as collection When the angle foundry goods 52b of vanning 52 is positioned on shelf 154, shelf 354 is moved downward to position latching.This motion makes connecting rod 366 push out untie-sell 360 from shelf 354, as shown in Figure 30 and 31.Once shelf 354 arrives shown in Figure 32 Lower position, pin 360 extends fully into the opening 53b of angle foundry goods 52b from shelf 354.

The downward motion of shelf 354a, 354b of pin latch system 351a, 351b also makes interlocking assembly 352 the before each Move between one and the second position.Shelf 354a, 354b of current pin latch system 351a, 351b places due to container 52 When moving downward on container chassis 50, each bracket 384a, 384b rotate around each bolt 386a, 386b. When bracket 354a, 354b move downward, C-shaped section 372a of each bracket 384a, 384b, 372b accommodate each shelf Each top edge 356a, 356b of 354a, 354b, in order to prevent shelf 354a, 354b from moving upward.

When container 52 unloads from container chassis 50, the spring 372a of pin latch system 351a, 351b before each, 372b upwardly biases each shelf 354a, 354b, and this makes each connecting rod 366a, 366b that each to sell the shifting of 360a, 360b level Move to each guide 368a, 368b.The motion upwards of each shelf 354a, 354b also makes each bracket 384a, 384b Rotating around each bolt 386a, 386b, so, each C-shaped section 372a of each bracket 384a, 384b, 372b are just Discharge each top edge 356a, 356b of each shelf 354a, 354b, so that each spring 372a, 372b can be upwards Bias each top edge 356a, 356b of each shelf 354a, 354b.

Industrial usability

By the way of diagram, the present invention is described, in order to those skilled in the art can manufacture and utilize the present invention, The term used is used for illustrating and noting limit.Should be appreciated that the present invention can be differently configured from specifically disclosed mode and implements, this Inventing all of amendment, equivalence and modification is all possible in the case of with reference to teachings above, is those skilled in the art's energy Enough expecting, it is all specifically included in scope of the following claims.All of patent, patent are open and the application is drawn List of references be all incorporated by reference in the application.

Claims (31)

1. for container being fixed to automatically a front pin latch system for container chassis, including:

One shelf, is configured to vertically move on the outer surface of container chassis, and wherein shelf and container chassis have phase Adjacent opening；

One pin, is configured to be moved horizontally through adjacent opening；And

One linkage, it is arranged on the inner surface of container chassis, wherein linkage may be operably coupled to shelf and Pin；

Wherein, being positioned on container chassis by container and make shelf move so that linkage moving pin, so, pin is just Automatically container is fixed to container chassis.

Pin latch system before the most according to claim 1, wherein said container chassis includes an insert, described door bolt Lock system is installed to this insert.

Pin latch system, wherein the angle foundry goods of shelf containment container chassis before the most according to claim 1, and wherein Angle foundry goods has one jiao of foundry goods opening, in order to sell entering angle foundry goods opening when shelf moves down.

Pin latch system before the most according to claim 3, wherein pin is limited in angle foundry goods and the container chassis of container Between motion.

Pin latch system before the most according to claim 1, wherein in the process being placed on container chassis by container In, the vertical movement of shelf is converted into the horizontal movement of pin by linkage.

Pin latch system before the most according to claim 5, wherein when container chassis unloaded container, shelf position In primary importance, when container chassis is mounted with container, shelf is positioned at the second position.

The most according to claim 6 before pin latch system, wherein shelf from the motion of primary importance to the second position make pin from Container chassis stretches out.

Pin latch system before the most according to claim 7, wherein said pin is configured to be positioned at the bottom of container container Move vertically together with shelf during on jiggering.

Pin latch system before the most according to claim 6, wherein linkage includes a plate with hole, and described hole is arranged On the inner surface of container chassis, wherein said plate is configured to together with shelf move vertically, and wherein said pin level is moved Dynamic by described hole.

Pin latch system before the most according to claim 9, wherein linkage farther includes:

Pivot to container chassis is installed；And

One connecting rod, it has the first end being connected to described pin and the second end being connected to described pivot；

Wherein the motion of shelf makes connecting rod around pivoting, thus produces the motion of described pin.

11. front pin latch systems according to claim 6, wherein linkage includes the spring that the motion of inverse shelf biases.

12. front pin latch systems according to claim 11, described shelf is biased to primary importance by wherein said spring.

13. front pin latch systems according to claim 12, wherein linkage farther includes a bullet being connected to shelf Spring set, and wherein said spring is arranged between the lid on spring housing and the lower surface of container chassis.

14. front pin latch systems according to claim 6, wherein said linkage farther includes the inside cooperated And external frame, and in which during operation inner frame moves relative to external frame.

15. 1 kinds of front pin locking devicens being used for container is fixed to container chassis automatically, including:

The first and second latch systems that two angles of neighbouring container chassis are arranged, wherein the first and second latch systems is every Container is fixed to container chassis by one automatically；And

May be operably coupled to the interlocking assembly of the first and second latch systems；

Wherein said interlocking assembly is configured to provide for fail safe operation, in order to the first and second latch systems remain that container is solid Fixed to container chassis.

16. according to claim 15 before pin locking devicens, wherein said container chassis includes the first insert and the Two inserts, and wherein sell latch system before first and second and install to each first and second insert.

17. front pin locking devicens according to claim 15, wherein interlocking assembly includes:

One club, it extends between the first and second latch systems；And

First lug and the second lug, it is disposed adjacent to each the first and second latch system, wherein the first and second lugs companies It is connected to described club；

Wherein said first and second lugs are respectively provided with the first and second CAM table being respectively adjacent to the first and second latch systems Face, in order to the first and second cam faces follow the first and second breech locks during container is positioned over container chassis The motion of system.

18. front pin locking devicens according to claim 17, wherein each of the first and second latch systems includes respectively:

The shelf of vertical movement on the outer surface of container chassis；

The pin of the inner surface of neighbouring container chassis, wherein said pin is configured to be moved horizontally through adjacent the opening of shelf and wall Mouthful.

19. front pin locking devicens according to claim 18, are wherein positioned over container on container chassis and make shelf Move with pin, in order to container is fixed to container chassis by pin automatically.

20. front pin locking devicens according to claim 18, wherein each of the first and second latch systems is wrapped further Including a plate being arranged on the inner surface of wall, wherein said plate is configured to together with shelf vertically move, and wherein each first He The cam face of the second lug follows the limit of each of each the first and second plate in the moving process of the first and second plates respectively Edge.

21. front pin locking devicen, wherein the first and second cams of each the first and second lug according to claim 20 Surface configuration is in the top at the first and second edges of each the first and second plate being in the second position.

22. front pin locking devicens according to claim 17, wherein before container is positioned on container chassis, First and second lugs are arranged at primary importance, after container is positioned on container chassis, and the first and second lugs It is arranged at the second position.

23. front pin locking devicens according to claim 22, the first and second lugs being wherein in the second position provide mistake Effect protection, maintains each first and second pin at the first and second pins in position, in order to packaging after having moved Case remains fixed to container chassis.

24. front pin locking devicens according to claim 15, wherein interlocking assembly includes:

One club, it extends between the first and second latch systems；And

First bracket and the second bracket, it is disposed adjacent to each the first and second latch system, wherein the first and second brackets companies It is connected to described club；

Wherein said first and second brackets are respectively provided with and are respectively adjacent to the first of the first and second latch systems from what it extended out With the second C-shaped section, in order to the first and second C-shaped section follow during container is positioned over container chassis One and second motion of latch system.

25. front pin locking devicens according to claim 24, wherein the first and second latch systems each include:

The shelf moved vertically along the outer surface of container chassis；

The pin of the inner surface of neighbouring container chassis, wherein said pin is configured to be moved horizontally through adjacent the opening of shelf and wall Mouthful.

26. front pin locking devicens according to claim 25, wherein the first and second shelves include the first and second limits respectively Edge, it engages first and second C-shaped section of the first and second brackets of interlocking assembly respectively.

27. 1 kinds are used for the method that container is fixed to container chassis automatically, including:

The outer surface of container chassis vertically moves a shelf；

Move horizontally a pin through shelf and the adjacent opening of container chassis；

Being arranged on container chassis by container, in order to the angle foundry goods of shelf containment container, wherein said angle foundry goods has One for accommodating the container chassis opening of pin；And

Pin is made to move in response to the motion of shelf, in order to container is fixed to container chassis automatically.

28. methods according to claim 27, farther include to vertically move described pin together with shelf.

29. methods according to claim 27, farther include:

Being unloaded from container chassis by container, so, shelf just vertically moves on the outer surface of container chassis； And

Pin is made to move in response to unloading container.

30. methods according to claim 27, farther include to be converted into the vertical movement of shelf the horizontal movement of pin.

31. methods according to claim 30, wherein convert vertical movement and include providing one to be disposed adjacent to container bottom The linkage of the inner surface of car, wherein said linkage may be operably coupled to shelf and pin.