CN101624124A

CN101624124A - Connecting device for automatic locking/unlocking of containers

Info

Publication number: CN101624124A
Application number: CN200810135697A
Authority: CN
Inventors: 马荣庆
Original assignee: ZHANXUAN ENTERPRISE CO Ltd
Current assignee: ZHANXUAN ENTERPRISE CO Ltd
Priority date: 2008-07-08
Filing date: 2008-07-08
Publication date: 2010-01-13
Also published as: WO2010003331A1

Abstract

The invention provides a connecting device for the automatic locking/unlocking of containers, comprising a main body which is provided with an upper lock component and a lower lock component, wherein the upper lock component and the lower lock component are respectively clamped and fixed with the joint holes of an upper container and a lower container. The lower lock component comprises a pivot rotation hook and the pivot rotation hook is in pivot joint with the main body by a pivot rotation shaft. The position of the back face of the pivot rotation hook, which is close to the neighborhood of the pivot rotation shaft, is provided with a cam surface, and the front end of the pivot rotation hook is provided with a hook block. When being locked, the cam surface pushes the hook block forwards along the inner edges of the joint holes. When being unlocked, the connecting device is rotated to the back face of the hook block and upwards, and the pivot rotation hook is directly pulled out from the joint hole of the lower container by the self reactive force of the hook block.

Description

The connecting device that freight container automatically locks/unblanks

Technical field

The present invention relates to a kind of freight container connecting device, particularly relevant for a kind of automatic container connecting device that can automatically lock and unblank vertical two parts vanning of putting.

Background technology

In prior art, connection that freight container traffic is used lock comprises lock assembly and lock assembly down, and lock assembly is connected with following freight container under lock assembly being connected with last freight container reach by the manual operation handle.And when unblanking, more need to use the instrument of stock etc., and the operating handle one by one in freight container four corners, not only time-consuming lengthening production time simultaneously, also because handle is exposed, causes and may can't operate because of collision, has increased the difficulty of operation.

Therefore, the open 2005/0260054A1 case of the disclosed U.S. on November 24th, 2005 discloses a kind of freight container Automatic Link Establishment, though this case proposes a kind of connecting device that needn't manually promptly can lock and unblank, but, because the connecting device of this case uses system to use bevelled shoulder in reality, lean against the lower edge of container angle conjugate foramen with the line way of contact, resist the strength that draws high vertically upward, this combination is obviously more unreliable, simultaneously, because adopting integrated C type mode, the lock assembly up and down of this case connects, therefore, easily owing to misoperation severs or break down lock assembly, make this connecting device fault and can't use.Perhaps, it imports the corner fittings that awl has destroyed freight container.Simultaneously, the lock operation of this case must be done revolving action with going up freight container, just connecting device can be positioned over lock-out state, this action is for the operator directly over being positioned at freight container, not only complicated, simultaneously, also cause the damage of aforementioned lock assembly down and container angle easily, therefore, be necessary further to be overcome improvement really.

Summary of the invention

So basic purpose of the present invention is to provide a kind of connecting device, it can provide the captive joint between freight container up and down with the more failure-free face way of contact.

Another object of the present invention automatically locks/unblanks connecting device for a kind of freight container is provided, and it can make the freight container operator directly promptly to finish lock-out state to the simple operation mode of transferring.

The connecting device of another object of the present invention for providing a kind of freight container to automatically lock/unblank, it provides movable following lock assembly, is damaged when operating to prevent it.

Therefore, the connecting device that freight container of the present invention automatically locks/unblanks, in order to fixedly to present down the two parts vanning that vertical relation is repeatedly put, this connecting device comprises: a main body, be provided with the conjugate foramen that should go up freight container be fixed one on lock assembly and the following lock assembly that is fixed with the conjugate foramen of this time freight container, this time lock assembly comprises: a hook pivot, be pivoted to this main body with a pivotal axis, the back side of this pivot joint hook is near being provided with camming surface near this pivotal axis and the hook pivot front end is provided with hooked scarf, with when locking, this camming surface is pushed away this hooked scarf forward along the inner edge of this conjugate foramen, make when this connecting device is upwards pullled, this hooked scarf can hook the corner fittings inner face, and when unblanking, then to the hooked scarf back side and upwards with the rotation of this connecting device, by the antagonistic force of hooked scarf itself, directly with this hook pivot from freight container conjugate foramen extraction down.

Description of drawings

Fig. 1 shows that foundation connecting device of the present invention is incorporated in to the scheme drawing between two container angles.

Fig. 2 to 5 shows the lock operation diagram of circuit according to the connecting device of the embodiment of the invention.

The unlock operation diagram of circuit of the connecting device in Fig. 6 to 8 displayed map 2 to 5.

Fig. 9 shows the connecting device scheme drawing according to second embodiment of the invention.

The lateral plan of the connecting device of Figure 10 displayed map 9.

The specific embodiment

Below explanation illustrates the connecting device that freight container of the present invention automatically locks/unblanks with reference to the accompanying drawings.In institute's drawings attached, all identical or similar assemblies are represented with identical or similar element numbers.

For convenience of description, the explanation in this case is to point to the bill of uncinus to be defined as the place ahead, and its opposite sense then is defined as the back side.

Fig. 1 shows the section-drawing according to the connecting device that automatically locks/unblank 100 of first embodiment of the invention, and it has been locked between the upper and lower corner fittings 200,210 of freight container and following freight container (not shown).

This connecting device 100 comprises: a main body 10; With the one-body molded upwardly extending lock assembly 12 of going up of main body; Reaching down, lock assembly 20 constitutes.As can be seen from Figure, last lock assembly 12 has been formed

lateral projection

14,16, within the conjugate foramen 202 in order to the following corner fittings 200 that inserts freight container, makes that going up lock assembly 12 can be fixed on the following conjugate foramen of last freight container.Because partly content is identical with existing container lock technology contents for this, and be not this case invention place, therefore, no longer describe in detail, to avoid unnecessarily hindering scope of the present invention.

As shown in Figure 1, this time lock assembly 20 comprises a hook pivot 22, and it is pivoted to this main body 10 via a pivotal axis 30.For clarity of illustration, the bill 24 of hook pivot 22 is appointed as the front, opposite side then is appointed as the back side.As shown in the figure, the back side of hook pivot 22 is near being provided with camming surface 26 near the pivotal axis 30 and front end is provided with hooked scarf 28, and the front end of hooked scarf 28 then is provided with aforesaid bill 24.Therefore, as shown in the figure, when hook pivot 22 was inserted into down the conjugate foramen 212 of last corner fittings 210 of freight container, its camming surface 26 was engaged the inner edge 214 in hole 212 just and pushes, make the bill 24 of hooked scarf 28 to the inner edge 214 extended distance a of conjugate foramen 212, this is preferably 4 to 12mm apart from a.Locking the inner face 216 that timer-operated bill 24 then leaves corner fittings 210 has the b distance, and this distance b is preferably 8 to 12mm.Therefore, because wave and when upwards pullling, bill 24 can directly hook corner fittings inner face 216, therefore, this case can provide down lock assembly 20 to contact with the face of 216 of corner fittings 210 inner faces when connecting device 10, and reliable connection the between connecting device 10 and freight container is provided.Certainly, the pivotal axis 30 in Fig. 1 is the fixed type pivotal axis, also can be modified to portable pivotal axis.

Fig. 2 to Fig. 5 shows the locking flow figure according to the connecting device that automatically locks/unblank with movable pivotal axis of first embodiment of the invention, and represents the start direction of strength with dotted arrow.As shown in Figure 2, the part that combines with pivot 30 in the main body 10 defines a slotted hole P, and this slotted hole P is oblique from bottom to top extension.In addition, there are two derivation inclined-planes 40 (having only is illustrated) to extend downwards, and are arranged on the side of this hook pivot 22, and be inclined upwardly forward, to cooperate this conjugate foramen 220 by the back side of this hook pivot 22 by main body 10.Therefore, when Fig. 2 illustrates hook pivot 22 and does not contact corner fittings 210, because the weight of hook pivot 22 itself make pivotal axis 30 be parked in the bottom of slotted hole P, and hooked scarf 28 vertically downward.When connecting device 100 as shown in Figure 3, row because the inner edge 214 of conjugate foramen 212 can at first contact camming surface 26, therefore, makes pivotal axis 30 move up in slotted hole P vertically downward the time again.When connecting device 100 more vertically downward the time, can make this camming surface 26 further downwards, and the inner face 216 of hooked scarf 28 to corner fittings 210 moved, shown in the solid arrow of Fig. 4.At last, when connecting device moves down, then can make pivotal axis 30 in slotted hole P, be moved downward to its bottom again, make hooked scarf 28 to being displaced downwardly to the location, as shown in Figure 5.Therefore, by the sequence of operation of Fig. 2 to Fig. 5 as can be seen, the lock operation of the connecting device 100 of this case, do not need as described above to rotate this freight container as U.S. Patent Publication case 2005/0260054 case and just can lock operation, but directly conduct the locking operations with vertical downward way, not only task program is simple, simultaneously, also can avoid in this case the damage of lock assembly down.Simultaneously,, overcome this US Patent case significantly and utilize bevelled shoulder because this case comes to have formed the face contact against living the corner fittings inner face with bill, with the line way of contact do combination in conjunction with insecure problem.

Moreover, illustrate with Fig. 5 to Fig. 8, of the present invention with rotation strength upwards, the operation of unblanking.When beginning, as shown in Figure 5, hook pivot system is placed in the location.When connecting device 100 was applied in the turning effort power that makes progress, hooked scarf 28 was subjected to stopping of corner fittings inner face, and with the effect of antagonistic force itself, and move to back side direction, shown in the arrow of Fig. 6.Then, derive inclined-plane 40 translation that can make progress along 220 oblique angles, inclined-plane of corner fittings 210, hooked scarf 28 is more moved, to back side direction shown in Fig. 7 arrow.At last, when the horizontal throw between bill 24 and camming surface during less than corner fittings conjugate foramen 212, then as shown in Figure 8, bill 24 is retracted in the conjugate foramen 212, makes hook pivot to have finished the operation of unblanking directly from extracting out in the freight container conjugate foramen 212 down.

Fig. 9 shows the connecting device 100 ' that automatically locks/unblank according to the second embodiment of the present invention.This connecting device 100 ' is roughly the same with last embodiment, its difference be in, the axial U type that is provided with below main body 10 protects frame 50, to prevent that the operator from judging by accident axially surrounding this hook pivot 22, the while does not hinder its operation yet.This design prevents hook pivot 22 when vertical decline, and the corner fittings of freight container is down arrived in direct impact.Lateral plan when the connecting device 100 ' of Figure 10 displayed map 9 is bonded to down corner fittings 200 and goes up corner fittings 210, wherein, the U type protects frame 50 and has been inserted in the corner fittings 210, is defining a derivation inclined-plane 40 ' near near the radial outside the main body 10, in order to use for deriving as the derivation inclined-plane 40 of Fig. 4.

Claims

1. connecting device that freight container automatically locks/unblanks, in order to fixedly to present down the two parts vanning that vertical relation is repeatedly put, this connecting device comprises:

One main body is provided with respectively last lock assembly and time lock assembly that the corner fittings conjugate foramen out of the ordinary with this two parts vanning is fixed, it is characterized in that:

This time lock assembly comprises:

One hook pivot is pivoted to this main body with a pivotal axis, and the back side of this hook pivot is near being provided with camming surface near this pivotal axis and the hook pivot front end is provided with hooked scarf, with when the locking, this camming surface is pushed away this hooked scarf forward along the inner edge of this conjugate foramen; And

At least one derivation inclined-plane, extend downwards by this main body, be arranged at least one side of this hook pivot, this derivation inclined-plane system is inclined upwardly forward by the back side of this hook pivot, so that when this connecting device was upwards pullled, this hooked scarf can hook the corner fittings inner face, and when unblanking, then to the hooked scarf front and upwards with the rotation of this connecting device, by the antagonistic force of hooked scarf itself, directly with this hook pivot from freight container conjugate foramen extraction down.

2. connecting device according to claim 1 is characterized in that above-mentioned pivotal axis is a fixed type pivotal axis.

3. connecting device according to claim 1 is characterized in that above-mentioned pivotal axis is a pivotal axis that can move radially, and is active in the oblique slotted hole that upwards is defined in this main body.

4. according to claim 1 a described connecting device, it is characterized in that, also comprise: an axial U type protects frame and is arranged under this main body, axially to surround this hook pivot, prevents this corner fittings of this time of hook pivot direct impact freight container.

5. connecting device according to claim 4 is characterized in that above-mentioned U type protects frame and this derivation inclined-plane arranged in that the radial outside of this pivotal axis is one-body molded, is inclined upwardly forward by the back side of this hook pivot.