CN101992912A - Container - Google Patents

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Publication number
CN101992912A
CN101992912A CN2009100917202A CN200910091720A CN101992912A CN 101992912 A CN101992912 A CN 101992912A CN 2009100917202 A CN2009100917202 A CN 2009100917202A CN 200910091720 A CN200910091720 A CN 200910091720A CN 101992912 A CN101992912 A CN 101992912A
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CN
China
Prior art keywords
plate
rod
locking bar
hook
freight container
Prior art date
Application number
CN2009100917202A
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Chinese (zh)
Other versions
CN101992912B (en
Inventor
董春健
刘荣
陆奇峰
顾红兵
周晨光
Original Assignee
中国国际海运集装箱(集团)股份有限公司
南通中集特种运输设备制造有限公司
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Application filed by 中国国际海运集装箱(集团)股份有限公司, 南通中集特种运输设备制造有限公司 filed Critical 中国国际海运集装箱(集团)股份有限公司
Priority to CN2009100917202A priority Critical patent/CN101992912B/en
Publication of CN101992912A publication Critical patent/CN101992912A/en
Application granted granted Critical
Publication of CN101992912B publication Critical patent/CN101992912B/en

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Abstract

The invention discloses a container. The container is provided with a bottom locking mechanism and comprises a lock piece, a first lock hook, a first lock rod, a first extension rod, a first connecting rod and a swing rod, wherein the middle of the first lock hook can be rotatably connected with a lower beam of a door frame and one end of the first lock hook is provided with a hook part which is matched with the lock piece; the first lock rod is arranged below a bottom plate and vertical to a side plate; one end of the first extension rod is fixed on the first lock rod, while the other end extends vertical to the direction of the first lock rod; two ends of the first connecting rod are respectively pivotally connected with the other end of the first extension rod and the other end of the first lock hook; and the swing rod is used for driving the first lock rod to rotate between an opening position and a locking position, and one end of the swing rod is fixedly connected with the first lock rod. When the first lock rod is positioned at the opening position, the hook part of the first lock hook is separated from the lock piece, and when the first lock rod is positioned at the locking position, the hook part hooks the lock piece. The container effectively prevents the lower beam of the door frame from deforming due to goods extrusion and the like by arranging the bottom locking mechanism.

Description

A kind of freight container

Technical field

The present invention relates to freight container, particularly relate to a kind of freight container with bottom catch gear.

Background technology

Freight container as logistics transportation means commonly used generally includes: base plate, relative to one another be fixed on the base plate both sides two side plates, be arranged on base plate one end openable door-plate, be fixed on the end plate of the base plate other end.When handling goods, can open door-plate; And in the freight container traffic process, door-plate will keep the transportation safety of closed condition with goods in the guard box.Therefore, on freight container, also be provided with the catch gear that door-plate can be locked in closed condition usually.

Usually, catch gear is arranged on the outside of side plate, thereby can from the side door-plate be fixed with respect to side plate.For example, Fig. 1 shows a kind of freight container 10 with side catch gear 20.As shown in Figure 1, catch gear 20 comprises: locking bar 21 is arranged on the outside of side plate 12, and can rotates between an open position and a locked position; First bevel gear 22 is secured together coaxially with locking bar 21; Second bevel gear 23 is arranged on the outside of side plate 13 rotationally and is meshed with first bevel gear 22; And one or more sets are used for the connecting rod mechanism 30 that matches with door-plate 13.Second bevel gear 23 can utilize the driving cylinder 24a, the 24b that are arranged on container base to drive rotation, rotates thereby drive locking bar 21 by first bevel gear 22.When locking bar 21 turned to open position, connecting rod mechanism 30 was separated with door-plate 13, thereby makes door-plate freely to open; When locking bar 21 turns to locked position, connecting rod mechanism 30 these door-plates of locking, so that door-plate 13 is remained on closed condition, this moment, door-plate can not be unlocked.

Suitably the flexible of controlling and driving cylinder 24a and 24b can make second bevel gear 23 rotate to predetermined direction.So second bevel gear 23 drives first bevel gear, the 22 corresponding rotations that are engaged with, thereby makes locking bar 21 rotate between locked position and open position.

Above-mentioned side latching device 20 can be with the locking from its side of the door-plate 13 of freight container.Yet in some cases, when for example filling goods in freight container, the bottom of door-plate and the cross sill of doorframe are out of shape because of the extruding of goods easily, thereby cause goods to reveal particularly easier leakage for hydraulic cargo and Powdered goods.

Summary of the invention

The object of the present invention is to provide a kind of freight container, this freight container can solve the sealing problem between door-plate bottom and the doorframe cross sill.

For achieving the above object, the present invention proposes a kind of freight container, comprise base plate, be separately positioned on these base plate both sides two side plates, be arranged on the openable door-plate of this base plate one end and the end plate that is arranged on this base plate other end, wherein this base plate is provided with and the corresponding doorframe cross sill in the bottom of this door-plate.This freight container is provided with the bottom catch gear.This bottom catch gear comprises: latch fitting is fixed on the bottom of this door-plate; First latch hook is arranged on the below of this base plate, and the middle part of this first latch hook is pivotally connected to this doorframe cross sill, and an end of this first latch hook is provided with the hook portion that matches with this latch fitting; First locking bar is arranged on the below of this base plate perpendicular to this side plate, and can rotates between an open position and a locked position; First extension rod, one end be fixed to this first locking bar and the other end along extending perpendicular to the direction of this first locking bar; First connecting rod, its two ends are pivotally connected to the other end of this first extension rod and the other end of this first latch hook respectively; And being used to drive the fork that this first locking bar rotates between this open position and this locked position, the outside and one end that this fork is located at this side plate are captiveed joint with this first locking bar.Wherein, the hook portion of this first latch hook and this latch fitting are separated when this first locking bar is shown in an open position, and this hook portion is hooked this latch fitting when this first locking bar is in locked position.

Also be provided with the actuating device that is used to drive this fork swing on this freight container, comprising: tumbler is arranged on the outside of this side plate rotationally, and has and the corresponding prominent pin of the other end of this this fork; Two push rods, each push rod can slide up and down to respectively be set in place in the groove on the desired location of base plate; Two articulated poles, the two ends of each articulated pole are pivotally connected to a side and a cooresponding push rod of the turning cylinder of this tumbler respectively; And be used for promoting respectively two driving cylinders that these two push rods move.Wherein, the other end of this fork is provided with along the elongate slots of the longitudinal extension of this fork, and this prominent pin slidably and rotationally is limited in this elongate slots.

Preferably, this latch fitting is positioned at the midway location of this door-plate bottom, and this first latch hook is connected to the midway location of this doorframe cross sill.

Preferably, be provided with the rhampotheca that extends to this floor below in the bottom of this door-plate, this rhampotheca has the opening for the hook portion turnover of this first latch hook, and this latch fitting is fixed in this rhampotheca.

Preferably, this floor below is provided with spatial accommodation, and this first latch hook, this first locking bar, this first extension rod and this first connecting rod are set in this spatial accommodation.

Preferably, this freight container also is provided with at least one side catch gear, and this side catch gear comprises: second locking bar can be arranged on the outside of corresponding side plate rotationally between an open position and a locked position; And at least one cover connecting rod mechanism.This connecting rod mechanism comprises: second extension rod, an end are fixed to this second locking bar and extend along the direction perpendicular to this second locking bar; Second latch hook, an end are provided with and are used for the hook portion that matches with this door-plate; And second connecting rod, its two ends are pivotally connected to the other end of this second extension rod and the other end of this second latch hook respectively.The pivot that is used for connecting this second connecting rod and this second latch hook is limited to a chute movably, and this chute is positioned on the desired location of this side plate.Wherein, when this second locking bar was in locked position, the hook portion of this second latch hook was hooked this door-plate; When this second locking bar was shown in an open position, the hook portion of this second latch hook and this door-plate were separated.Wherein, the lower end of this second locking bar is fixed with one first bevel gear coaxially, this tumbler comprises second bevel gear that is meshed with this first bevel gear, this second locking bar also is in locked position when this first locking bar is in locked position, and this second locking bar also is shown in an open position when this first locking bar is shown in an open position.

Preferably, this tumbler also comprises the cross bar that is fixed on this second bevel gear, and described two push rods are pivotally connected to the two ends of this cross bar respectively.

Preferably, for every cover connecting rod mechanism, this side catch gear also comprises the inhibiting device of the rotation direction that is used to limit this second latch hook, and this inhibiting device comprises the block and the pin in the inboard and the outside of the bar portion that is separately positioned on this second latch hook.

Preferably, the bar portion of this this second latch hook comprise first section of being provided with this hook portion and with respect to this first section towards second section of this side plate bevelled.When locking bar was in locked position, this block and this bar portion first section matched and this pin and this bar portion second section matches; When this locking bar was shown in an open position, this block and this pin all matched with second section of this bar portion.

Preferably, this second connecting rod is to crooked outstanding away from the direction of this side plate.

Preferably, this chute along continuous straight runs is provided with.

Preferably, this side catch gear comprises three covers connecting rod mechanism parallel to each other.

Preferably, a wherein cover connecting rod mechanism of this side catch gear comprises that also the end that links to each other with this second connecting rod from this second extension rod is to the handle away from the direction extension of this second locking bar.

Preferably, this freight container comprises two catch gears, is separately positioned on two relative side plates.

Freight container of the present invention has prevented effectively that by the bottom catch gear is set the doorframe cross sill from because of the distortion that reasons such as goods extruding cause, better having guaranteed the sealing effectiveness when door-plate cuts out.The setting of actuating device can realize the automation mechanized operation to catch gear.In addition, on the freight container of the present invention the side catch gear can also be set, and this side catch gear can realize synchronously opening/locking with this bottom catch gear by actuating device, make simple to operate.Where necessary, still can utilize handle to operate catch gear, improve the safety and the reliability of freight container with manual type.

The present invention is described in detail with detailed embodiment below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is a kind of partial schematic diagram with freight container of side catch gear;

Fig. 2 is respectively the birds-eye view of freight container of the present invention, shows the bottom catch gear;

Fig. 3 is respectively the lateral plan of freight container of the present invention, shows the side catch gear;

Fig. 4 and Fig. 5 are the lateral plan of bottom catch gear among Fig. 2, the situation when showing it respectively and being in locking state and open mode;

Fig. 6 is the front elevation of actuating device;

Fig. 7 is the cutaway view of actuating device along VII-VII line among Fig. 6;

Fig. 8 and Fig. 9 are the birds-eye view of the connecting rod mechanism of side catch gear among Fig. 3, and wherein connecting rod mechanism is in locking state and open mode respectively; And

Figure 10 and Figure 11 show respectively when catch gear and are under locking state and the open mode state of actuating device.

The specific embodiment

Below, by exemplary embodiment the present invention is specifically described.Yet should be appreciated that under the situation that is not having further narration element, structure and feature in embodiment also can be attached in other embodiment valuably.

Shown in Fig. 2,3, freight container 100 of the present invention comprises base plate 110, is arranged on two side plates 120 of base plate both sides, the openable door-plate 130 of an end that is arranged on base plate 110 and the end plate 140 that is arranged on the other end of base plate 110 relative to one another.Wherein base plate 110 is provided with and the corresponding doorframe cross sill 112 in the bottom of door-plate 130.In the bottom of freight container 100, be provided with the bottom catch gear 50 that is used for from the below lock door panel 13 of door-plate 130.

Shown in Fig. 2,4,5, bottom catch gear 50 comprises: the latch fitting 51 that is fixed on the bottom of door-plate 130; Be arranged on below first latch hook 52, first locking bar 53, first extension rod 54 and the first connecting rod 55 of base plate 110; And fork 56 (see figure 6)s that are arranged on side plate 120 outsides.Preferably, thereunder form a spatial accommodation 115 thereby base plate 110 upwards can be bent, so that latch hook 52, locking bar 53, extension rod 54 and connecting rod 55 can be accommodated in wherein.Like this, when freight container was placed on ground or other plane, bottom catch gear 50 can freely be handled.

Specifically, the middle part of latch hook 52 is pivotally connected on the doorframe cross sill 112, for example is pivotally connected on the bearing 113 that is fixed on the cross sill 112.One end of latch hook 52 is provided with the hook portion 521 that matches with latch fitting 51.Locking bar 53 is arranged on the below of base plate 110 perpendicular to the side plate 120 of freight container, and can rotate between an open position and a locked position.One end of extension rod 54 be fixed to locking bar 53 and the other end along extending perpendicular to the direction of this locking bar 53.The two ends of connecting rod 55 are pivotally connected to the other end of extension rod 54 and the other end of latch hook 52 respectively.Fork 56 is located at the outside of side plate 120, thereby one end 561 is captiveed joint with this locking bar 53 and driven locking bar 53 and rotate.

When rotational swing rod 56 makes that the direction of locking bar 53 arrow R1 in Fig. 4 rotates counterclockwise, extension rod 54 also rotates counterclockwise, clockwise rotate thereby drive latch hook 52, thereby make the hook portion 521 of latch hook annotate on the latch fitting 51, as shown in Figure 4 near also final hook gradually by connecting rod 55.At this moment, latch hook 52 connects together the bottom of door-plate 130 securely with doorframe cross sill 112 on the base plate 110, thereby has guaranteed the good leakproofness between them.When needs are opened bottom catch gear 50, can make when the direction of locking bar 53 arrow R2 in Fig. 5 clockwise rotates by rotational swing rod 56; Thereby make extension rod 54 also clockwise rotate, and rotate counterclockwise by connecting rod 55 drive latch hooks 52; Thereby make the hook portion 521 of latch hook away from the latch fitting 51, as shown in Figure 5.At this moment, door-plate 130 can freely be opened.

Preferably, can the rhampotheca 132 that (as spatial accommodation 115) extends below base plate 110 be set in the bottom of door-plate 130.Latch fitting 51 is fixed in the rhampotheca 132, and rhampotheca 132 is provided with the opening 133 for hook portion 521 turnover of latch hook.Like this, when bottom catch gear 50 was in locking state, rhampotheca 132 can protect the latch hook hook portion 521 that is in wherein can not be subjected to accidental shock; When it was in open mode, latch hook 52 left rhampotheca 132, made door-plate 130 freely to open.

In some cases, when for example transporting particular cargo such as rubbish, people wish to utilize auto-control mode to realize operation to catch gear, and needn't make operating personal manual operations catch gear.In an example of invention, on freight container 100, also be provided with the actuating device 60 that is used for driving pendulum rod 56 swings.Shown in Fig. 6,7, actuating device 60 comprises: tumbler 61 is arranged on the outside of side plate 130 rotationally, and has the other end 562 corresponding prominent pins 612 with fork 56; Two push rods 62, each push rod 62 can slide up and down to respectively be set in place in the groove 116 on the desired location of base plate 110; Two articulated poles 63, their end is pivotally connected to the both sides of turning cylinder 611 on the tumbler 61 respectively, and their other end is pivotally connected to respectively on the cooresponding push rod 62; And with push rod 62 corresponding two driving cylinder 64a, 64b, be used for promoting respectively cooresponding push rod and move.The other end 562 of fork 56 is provided with along the elongate slots 563 of the longitudinal extension of fork, and the prominent pin 612 on the tumbler 61 slidably and rotationally is limited in the elongate slots 563.

These two driving cylinders of proper handling can make tumbler 61 rotate around axle 611 and rotate to anticipated orientation.When tumbler 61 rotates, prominent pin 612 with make that fork 56 swings cooperating of elongate slots 563, thereby drive locking bar 53 rotates to desired location.Here, driving cylinder can adopt oil cylinder also can adopt cylinder.Driving cylinder can be used as corollary equipment and is arranged on the freight container outside, for example is used to transport/place the vehicle or the platform of this freight container, and it also can be arranged to one with freight container.In an example, on base plate 110, be fixed with bearing 65, tumbler 61 is pivotally connected on the bearing 65.

Bottom of the present invention catch gear 50 can use separately, and preferably, it also can be used with the side catch gear, thereby can realize the locking to door-plate more reliably.Bottom catch gear 50 can be used with the side catch gear of any kind.Yet the side catch gear preferably can utilize above-mentioned actuating device 60 to handle, and can open simultaneously/lock with bottom catch gear 50.Previously described side catch gear 20 is feasible examples.

As previously mentioned, side catch gear 20 comprises: second locking bar 21, first bevel gear 22, second bevel gear 23 and at least one cover connecting rod mechanism 30.Wherein, second bevel gear 23 can be formed by the part of tumbler 61, and can rotate around axle 611.Like this when tumbler 61 rotates, can corresponding rotation with second bevel gear, 23 ingears, first bevel gear 22, open/lock manipulation thereby make second locking bar 21 rotate with what realize linkage 30.Tumbler 61 also can comprise the cross bar 25 that is fixed on second bevel gear 23.Two push rod 64a, 64b are pivotally connected to the two ends of cross bar 25 respectively by articulated pole 63.

Shown in Fig. 8,9, connecting rod mechanism 30 comprises: second extension rod, 31, one ends are fixed to second locking bar 21 and extend along the direction perpendicular to this second locking bar 21; Second latch hook, 33, one ends are provided with and are used for the hook portion 331 that matches with door-plate 130; And second connecting rod 32, its two ends are pivotally connected to the other end of second extension rod 31 and the other end of second latch hook 33 respectively.The pivot 34 that is used for connecting this connecting rod 32 and latch hook 33 is limited to a chute 35 movably, and this chute 35 is positioned on the desired location of side plate 120.Preferably, chute 35 along continuous straight runs settings.

When locking bar 21 rotated, extension rod 31 rotated thereupon, moved in chute 35 thereby drive pivot 34.As shown in Figure 8, when locking bar 21 when the direction of arrow R3 turns to locked position, pivot 34 moves to the end away from door-plate 130 of chute 35, the hook portion 331 of latch hook 33 is hooked the edge of door-plate 130.At this moment, extension rod 31 extends near side plate 120 and to the direction away from door-plate 130.As shown in Figure 9, when locking bar 21 when the direction of arrow R4 turns to open position, pivot 34 moves to an end of the close door-plate 130 of chute 35, the hook portion 331 and the door-plate of latch hook 33 are separated.At this moment, extension rod 31 rotates predetermined angular with respect to side plate 120.Connecting rod 32 is preferably bandy shape, promptly to outstanding away from the direction of side plate 120, interferes with other structure in motion process avoiding.

The setting of actuating device 60 can make win locking bar 53 and second locking bar 21 turn to its opening/locked position separately simultaneously.Specifically, as shown in figure 10, when driving cylinder 64b rose, the push rod 62 on right side rose and push rod 62 declines in left side among the figure, thereby makes tumbler 61 rotate counterclockwise along the direction of arrow R5.At this moment, first locking bar 53 promptly rotates to its locked position along with fork 56 rotates along the direction of arrow R6; Second locking bar 21 is along with first bevel gear 22 also rotates to its locked position along the direction of arrow R7.Similarly, as shown in figure 11, when driving cylinder 64a rose, the push rod 62 in left side rose and push rod 62 declines on right side among the figure, thereby makes tumbler 61 clockwise rotate along the direction of arrow R8.At this moment, first locking bar 53 rotates to its open position along the direction of arrow R9; And second locking bar 21 is along with first bevel gear 22 also rotates to its open position along the direction of arrow R10.Like this, be provided with bottom catch gear 50 shortly and also be provided with the state that to control these two catch gears under the situation of side catch gear 20 simultaneously, make simple to operate.

Preferably, the inhibiting device that cooperates with the bar portion 332 of latch hook 33 can be set on side plate 12, thereby make latch hook 33 when being separated, can outwards rotate predetermined angulars, so that the unlatching of door-plate 130 with respect to side plate 120 with door-plate 130.Inhibiting device can comprise the block 36 and the pin 37 in the inboard and the outside of the bar portion 332 that is separately positioned on latch hook 33.Latch hook bar portion 332 comprise first section 333 of being provided with hook portion 331 and with respect to this first section towards second section 332 of side plate 120 bevelled.When locking bar 21 was in locked position, as shown in Figure 8, second section 334 of pin 37 and latch hook bar portion was matched, and rotated to the direction away from side plate 120 with restriction latch hook 33, thereby avoided latch hook hook portion 331 and door-plate to break away from.At this moment, first of latch hook bar portion section 333 is fitted on the block 36.When locking bar 21 when open position rotates, pivot 34 moves to an end of the close door-plate 130 of chute 35.At this moment, the interference effect of second section 334 in 36 pairs of latch hook bars of block portion makes latch hook 33 rotate to the direction away from side plate 120 gradually; Pin 37 then matches with second section 334 of latch hook bar portion, and is excessive with the rotational angle of avoiding latch hook 33.When locking bar 21 was shown in an open position, as shown in Figure 9, second section 334 of latch hook bar portion was limited between block 36 and the pin 37.

Side catch gear 20 can comprise many covers connecting rod mechanism 30 parallel to each other, and to realize the locking to door-plate 13 more reliably, for example three shown in Fig. 3 overlaps.Can comprise also in cover (for example nethermost an a cover) connecting rod mechanism 30 that wherein the end that links to each other with connecting rod 32 from extension rod 31 is to the handle 38 away from the direction extension of locking bar 21.Where necessary, can the manual operation handle 38 locking bars 21 that drive side catch gears 20 rotate.Bevel gear 22 and 23 engagement simultaneously can drive tumbler 61 and rotate, thereby the locking bar 53 that drives bottom catch gear 50 rotates simultaneously.In this way, also can realize manual operation to catch gear 20,50.

In the present invention, the latch fitting 51 of bottom catch gear 50 can be arranged on the midway location of door-plate bottom, and its latch hook 52 can be connected to the midway location of doorframe cross sill 112.In addition, can on two relative side plates, a side catch gear be set respectively, to realize locking better to door-plate.

Though should be pointed out that invention has been described by above-mentioned embodiment, yet the present invention also can have other numerous embodiments.Without departing from the spirit and scope of the present invention; those of ordinary skill in the art obviously can make various corresponding changes and distortion to the present invention, but these changes and distortion all should belong in the scope that claims of the present invention and equivalent thereof protect.

Claims (14)

1. freight container, comprise base plate, be separately positioned on these base plate both sides two side plates, be arranged on the openable door-plate of this base plate one end and the end plate that is arranged on this base plate other end, wherein this base plate is provided with and the corresponding doorframe cross sill in the bottom of this door-plate
It is characterized in that this freight container is provided with the bottom catch gear, comprising:
Latch fitting is fixed on the bottom of this door-plate;
First latch hook is arranged on the below of this base plate, and the middle part of this first latch hook is pivotally connected to this doorframe cross sill, and an end of this first latch hook is provided with the hook portion that matches with this latch fitting;
First locking bar is arranged on the below of this base plate perpendicular to this side plate, and can rotates between an open position and a locked position;
First extension rod, one end be fixed to this first locking bar and the other end along extending perpendicular to the direction of this first locking bar;
First connecting rod, its two ends are pivotally connected to the other end of this first extension rod and the other end of this first latch hook respectively; And
Be used to drive the fork that this first locking bar rotates between this open position and this locked position, the outside and one end that this fork is located at this side plate are captiveed joint with this first locking bar,
Wherein, the hook portion of this first latch hook and this latch fitting are separated when this first locking bar is shown in an open position, and this hook portion is hooked this latch fitting when this first locking bar is in locked position.
2. freight container according to claim 1 is characterized in that, also is provided with the actuating device that is used to drive this fork swing on this freight container, comprising:
Tumbler is arranged on the outside of this side plate rotationally, and has and the corresponding prominent pin of the other end of this this fork;
Two push rods, each push rod can slide up and down to respectively be set in place in the groove on the desired location of base plate;
Two articulated poles, the two ends of each articulated pole are pivotally connected to a side and a cooresponding push rod of the turning cylinder of this tumbler respectively; And
Be used for promoting respectively two driving cylinders that these two push rods move,
Wherein, the other end of this fork is provided with along the elongate slots of the longitudinal extension of this fork, and this prominent pin slidably and rotationally is limited in this elongate slots.
3. freight container according to claim 1 and 2 is characterized in that, this latch fitting is positioned at the midway location of this door-plate bottom, and this first latch hook is connected to the midway location of this doorframe cross sill.
4. freight container according to claim 1 and 2 is characterized in that, is provided with the rhampotheca that extends to this floor below in the bottom of this door-plate, and this rhampotheca has the opening for the hook portion turnover of this first latch hook, and this latch fitting is fixed in this rhampotheca.
5. freight container according to claim 4 is characterized in that this floor below is provided with spatial accommodation, and this first latch hook, this first locking bar, this first extension rod and this first connecting rod are set in this spatial accommodation.
6. freight container according to claim 2 is characterized in that, this freight container also is provided with at least one side catch gear, comprising:
Second locking bar can be arranged on the outside of corresponding side plate rotationally between an open position and a locked position; And
At least one cover connecting rod mechanism comprises:
Second extension rod, an end are fixed to this second locking bar and extend along the direction perpendicular to this second locking bar;
Second latch hook, an end are provided with and are used for the hook portion that matches with this door-plate; And
Second connecting rod, its two ends are pivotally connected to the other end of this second extension rod and the other end of this second latch hook respectively, the pivot that wherein is used for connecting this second connecting rod and this second latch hook is limited to a chute movably, and this chute is positioned on the desired location of this side plate
Wherein, when this second locking bar was in locked position, the hook portion of this second latch hook was hooked this door-plate; When this second locking bar was shown in an open position, the hook portion of this second latch hook and this door-plate were separated;
Wherein, the lower end of this second locking bar is fixed with one first bevel gear coaxially, this tumbler comprises second bevel gear that is meshed with this first bevel gear, this second locking bar also is in locked position when this first locking bar is in locked position, and this second locking bar also is shown in an open position when this first locking bar is shown in an open position.
7. freight container according to claim 6 is characterized in that, this tumbler also comprises the cross bar that is fixed on this second bevel gear, and described two push rods are pivotally connected to the two ends of this cross bar respectively.
8. freight container according to claim 6, it is characterized in that, for every cover connecting rod mechanism, this side catch gear also comprises the inhibiting device of the rotation direction that is used to limit this second latch hook, and this inhibiting device comprises the inboard that is separately positioned on this second latch hook bar portion and the block and the pin in the outside.
9. freight container according to claim 8 is characterized in that, the bar portion of this second latch hook comprise first section of being provided with hook portion and with respect to this first section towards second section of this side plate bevelled,
When locking bar was in locked position, this block and this bar portion first section matched and this pin and this bar portion second section matches; When this locking bar was shown in an open position, this block and this pin all matched with second section of this bar portion.
10. freight container according to claim 6 is characterized in that, this second connecting rod is to crooked outstanding away from the direction of this side plate.
11. freight container according to claim 6 is characterized in that, this chute along continuous straight runs is provided with.
12. freight container according to claim 6 is characterized in that, this side catch gear comprises three covers connecting rod mechanism parallel to each other.
13., it is characterized in that a wherein cover connecting rod mechanism of this side catch gear comprises that also the end that links to each other with this second connecting rod from this second extension rod is to the handle away from the direction extension of this second locking bar according to claim 6 or 12 described freight containers.
14. freight container according to claim 6 is characterized in that, this freight container comprises two catch gears, is separately positioned on two relative side plates.
CN2009100917202A 2009-08-26 2009-08-26 Container CN101992912B (en)

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CN101992912B CN101992912B (en) 2012-05-23

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WO2013037111A1 (en) * 2011-09-14 2013-03-21 长沙中联重工科技发展股份有限公司 Locking mechanism, garbage tank and garbage transfer station
CN103910154A (en) * 2012-12-31 2014-07-09 南通中集特种运输设备制造有限公司 Container bottom lock, container comprising same and container opening method
CN103964097A (en) * 2013-01-28 2014-08-06 南通中集特种运输设备制造有限公司 Locking structure of container and container provided with locking structure

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US3437364A (en) * 1967-09-21 1969-04-08 Keystone Consolidated Ind Inc Sliding door lock assembly
CN201010261Y (en) * 2007-01-25 2008-01-23 上海环境科技装备有限公司 Sealing mechanism of garbage container door with self-locking function
CN201002860Y (en) * 2007-02-07 2008-01-09 太仓世珍集装箱部件有限公司 Container door lock joint apparatus
CN201236033Y (en) * 2008-06-12 2009-05-13 上海环境集运有限公司 Unlocking and locking mechanism of container power underpan
CN201458094U (en) * 2009-05-15 2010-05-12 中国国际海运集装箱(集团)股份有限公司 container

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013037111A1 (en) * 2011-09-14 2013-03-21 长沙中联重工科技发展股份有限公司 Locking mechanism, garbage tank and garbage transfer station
CN103910154A (en) * 2012-12-31 2014-07-09 南通中集特种运输设备制造有限公司 Container bottom lock, container comprising same and container opening method
CN103964097A (en) * 2013-01-28 2014-08-06 南通中集特种运输设备制造有限公司 Locking structure of container and container provided with locking structure
CN103964097B (en) * 2013-01-28 2017-04-12 太仓中集特种物流装备有限公司 Locking structure of container and container provided with locking structure

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