CN202480962U - Automatic undercarriage lock switching device of container dump truck - Google Patents
Automatic undercarriage lock switching device of container dump truck Download PDFInfo
- Publication number
- CN202480962U CN202480962U CN2012200894532U CN201220089453U CN202480962U CN 202480962 U CN202480962 U CN 202480962U CN 2012200894532 U CN2012200894532 U CN 2012200894532U CN 201220089453 U CN201220089453 U CN 201220089453U CN 202480962 U CN202480962 U CN 202480962U
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- China
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- hull
- lock
- connecting rod
- pull bar
- freight container
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Abstract
The utility model discloses an automatic undercarriage lock switching device of a container dump truck. The automatic undercarriage lock switching device comprises a frame, a lifting device, an undercarriage and an undercarriage lock which is arranged on the undercarriage and used for fixing a container, wherein the lifting device is arranged on the frame and used for lifting the undercarriage; a lock switching device is arranged on the undercarriage and comprises a connecting rod, a pull rod and a pull device; the pull device is fixedly arranged on the connecting rod; when lifted to a set position, the undercarriage is collided by a collision device arranged on the frame or the lifting device, and the connecting rod is pulled to rotate for a certain angle; during rotation, the connecting rod drives the pull rod to do linear movement; the pull rod is connected with a rotating shaft of an undercarriage lock; and due to the linear movement of the pull rod, the undercarriage lock is driven to rotate to an unlocking position or a locking position. According to the automatic undercarriage lock switching device based on a purely mechanical structural design, the undercarriage lock can be automatically locked and unlocked by mechanical motion of the dump truck.
Description
Technical field
The utility model belongs to the dumping car field that freight container bulk goods is devaned, and specifically, relates to a kind of being applied on the freight container dumping car, is used for the hull that is installed on the dumping car hull is locked the switch lock device that carries out automatic switch control.
Background technology
In order to reduce logistics cost, improve the shipping mass of goods, aspect the bulk goods transportation, freight container has obtained application more and more widely, and has formed the containerzation of bulk goods transportation at the international level gradually.
In the unloading process of devaning of bulk container, the freight container dumping car is being played the part of extremely important role.On present freight container dumping car,, the hull lock need be installed usually, on the hull of dumping car to be used for fixing the freight container that is placed on the hull for fear of freight container landing from the hull of dumping car in the unloading process.Because at present the hull of special-purpose freight container dumping car is fewer, and adopt the switch lock of hydraulic pressure or pneumatic form, therefore, cost of manufacture is than higher, et out of order, and maintenance difficult easily more.And utilize the freight container dumping car of other vehicle remouldings, and adopt manual type to come switch hull lock more, can't realize man-machine separation.If because the situation that case is just unloaded in not locking appears in the error in the manual operation, then potential freight container turns over, case is ruined the danger that car decreases, and is difficult to guarantee the requirement of production safety and personal safety.
Based on this, it is low, easy to maintenance to demand occurring a kind of not only cost urgently, and can realize man-machine separation, the hull lock recloser of the significant freight container dumping car of effects of energy saving and emission reduction.
Summary of the invention
The purpose of the utility model is to provide a kind of hull lock recloser of freight container dumping car, adopts pure mechanical system to realize the automatic switch control that hull is locked, and is simple in structure, safe and reliable.
For solving the problems of the technologies described above, the utility model adopts following technical scheme to be achieved:
A kind of hull lock recloser of freight container dumping car, dumping car are provided with vehicle frame, jacking system, are used for the hull of bearing container and are installed in the hull lock that is used for fixing freight container on the hull; Said jacking system is installed on the vehicle frame, is used for the hull control of going up and down; One switch lock device is installed on said hull, in said switch lock device, includes connecting rod, pull bar and trip gear; Said trip gear is fixedly mounted on the connecting rod, and when hull is elevated to desired location by the touching device collision that is installed on vehicle frame or the jacking system, and then pull connecting rod and turn an angle, said connecting rod drive stay straight line in rotation process moves; Said pull bar connects the rotating shaft of hull lock, locks through the straight line moving belt motor-car dish of pull bar to turn to lockset position of coupler or locked position of coupler.
Move for the rotational transform with connecting rod becomes the straight line of pull bar, can adopt multiple mode that described connecting rod and pull bar are carried out structure design, the utility model proposes following two kinds of preferred design:
A kind ofly be to lay said connecting rod is vertical with pull bar, and pull bar is fixedly connected on the periphery of connecting rod.As long as the diameter of connecting rod is sufficiently large, when connecting rod rotates in small angle range, can move by the drivening rod straight line.
When adopting this structure design mode; In order to keep the unlocking condition or the blocking of hull lock; Also a retainer spring need be set in said switch lock device, an end of said retainer spring is connected on the connecting rod, the other end connects bulb; Said bulb is installed in the ball cap, and said ball cap is fixed on the hull.Said retainer spring can meet design requirement as long as select the springing that hardness is very high, under the situation that does not receive big external force, can not change current state.
Second kind is, lays said connecting rod is vertical with pull bar, and gear is installed on the connecting rod, forms tooth bar on the pull bar, and said gear and tooth bar are meshed, and adopts the rack-and-gear type of drive, becomes the straight line of pull bar to move the rotational transform of connecting rod.
Move the rotation that is transformed into the hull lock for straight line with pull bar; In the rotating shaft of said hull lock, be set with pivoted arm; On said pivoted arm, bulb is installed; On said pull bar, ball cap is installed, said bulb is installed in the described ball cap, pull the rotation of hull lock through pulling described pivoted arm.
Further, in said trip gear, include sleeve and be connected the arm of pulling on the sleeve, the said arm of pulling is perpendicular to connecting rod, and is fixed on the described connecting rod through sleeve set.
Further again, said touching device is a rectangular channel-section steel, and the middle part of channel-section steel is passed through empty; With said channel-section steel be erected on the vehicle frame or jacking system on; When jacking system drove the hull rising, the said arm of pulling upwards moved in the middle chamber of channel-section steel, when hull rises to desired location; Pull arm and touch rotation, break away from channel-section steel then and continue to rise with hull by the back timber of channel-section steel; When jacking system driving hull dropped to said desired location, the back timber of said channel-section steel touches pulled the arm counter-rotation, pulled then in the middle chamber of arm entering channel-section steel, and in middle chamber, continued to move down.
Wherein, said hull is arriving described desired location with the formed angle of vehicle frame during for a, and in order to ensure the safety of unloading, said a is preferably in value greater than 0 degree and in less than the scope of 45 degree.
Further again; On four angles of said hull, be separately installed with a hull lock; Left side and right side at said hull are provided with a pull bar separately, two parallel layings of pull bar, and be connected with two hull locks of front end that is positioned at hull the same side and afterbody respectively; Said connecting rod is connected between two pull bars, drives two same moved further of pull bar.
Further, in described hull lock, the bottom shape of dead bolt be an ellipse, oval-shaped lockhole that size is offered less than the freight container bottom surface, and the side of dead bolt is that inclined-plane and end face size are less than bed-plate dimension; In the hull uphill process, the rotating shaft of pull bar drive hull lock is revolved and is turn 90 degrees, and makes the major diameter direction of dead bolt bottom surface vertical with the major diameter direction of freight container lockhole, arrives locked position of coupler; In hull decline process, pull bar drives rotating shaft opposite spin 90 degree of hull lock, makes the major diameter direction of dead bolt bottom surface consistent with the major diameter direction of freight container lockhole, arrives lockset position of coupler.
Compared with prior art; The advantage and the good effect of the utility model are: the hull lock recloser of the utility model is simple in structure, and Installation and Debugging are convenient, and cost is low; Can be applied on various types of freight container dumping cars; Realization can guarantee effectively that to the automatic switch control of its hull lock freight container can not come off from the hull of dumping car in the process of unloading of devaning, safe and reliable.In addition; Because the hull of the utility model lock recloser adopts the design of pure physical construction, only need rely on the mechanical movement of dumping car self can accomplish automatic switch lock control, therefore to the hull lock; Need not consumed power, reached the design goal of energy-saving and emission-reduction.
After the detailed description in conjunction with advantages the utility model embodiment, other characteristics of the utility model and advantage will become clearer.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of freight container dumping car;
Fig. 2 is the structural representation of dumping car hull and freight container;
Fig. 3 is that the hull that the utility model proposes is locked the structural representation that recloser is in a kind of embodiment of unlocking condition;
Fig. 4 is that the hull that the utility model proposes is locked the structural representation that recloser is in a kind of embodiment of blocking.
The specific embodiment
Describe in detail below in conjunction with the specific embodiment of accompanying drawing the utility model.
Embodiment one, and referring to shown in Figure 1, the freight container dumping car of present embodiment mainly partly is made up of operator's compartment 1, vehicle frame 2, jacking system 3 and hull 4 etc.Wherein, the front end of vehicle frame 2 connects operator's compartment 1, and afterbody is connected with the afterbody of hull 4, and described jacking system 3 is installed on vehicle frame 2, drives hull 4 inclinations through said jacking system 3 and rises or descend.In the present embodiment, said jacking system 3 can adopt the lift oil tank of HYDRAULIC CONTROL SYSTEM to realize the up-down control to hull 4.When adopting dumping car shown in Figure 1 to carry out the loading and unloading hauling operation of bulk goods, at first hull 4 is set level, and the hull lock that is used for fixing freight container 5 on the hull 4 is adjusted to lockset position of coupler; Utilize freight container 5 that crane will be equipped with bulk goods to sling and be placed on the hull 4 then, and the hull lock just is inserted in the lockhole of offering freight container 5 bottoms, accomplish the entrucking process.After dumping car bearing container 5 is transported to the target location, utilize lift oil tank 3 to drive hull 4 and tilt to rise, to pour out the bulk goods in the freight container 5, accomplish the unloading process.In hull 4 rose the process of unloading, 4 turned over for fear of freight container 5 from hull, need the hull lock be adjusted to locked position of coupler, with the freight container 5 that secures the above.
In order to realize the automatic switch control to hull lock, present embodiment has proposed a kind of hull lock recloser of Purely mechanical, combines Fig. 1-shown in Figure 4, comprises connecting rod 9, pull bar 10, trip gear 11 and touches chief component such as device 6.Wherein, pull bar 10 connects hull lock 7, is used for hull lock 7 is carried out switch lock control.In the present embodiment, said hull lock 7 can be provided with two, four or arbitrary number.Present embodiment is that example describes so that four hull locks 7 to be set, and is installed in respectively on four angles of hull 4, and is as shown in Figure 2.Wherein, each hull lock 7 is formed by rotating shaft 7-1 and dead bolt 7-2 two parts.As a kind of preferred design, the bottom shape that designs said dead bolt 7-2 is for oval, and its size should be slightly less than oval-shaped lockhole 8 sizes of offering freight container 5 bottom surfaces; The lateral layout of dead bolt 7-2 is become the inclined-plane, and the end face size can let in the entrucking process dead bolt 7-2 be inserted into comparalive ease in the lockhole 8 less than bed-plate dimension to make things convenient for freight container 5.In the entrucking process, at first dead bolt 7-2 is adjusted to lockset position of coupler, even the major diameter direction of dead bolt 7-2 bottom surface is consistent with the major diameter direction of freight container 5 lockholes 8, to realize the smooth plug-in mounting of dead bolt 7-2 and lockhole 8.Because lockhole 8 is ellipse with the bottom shape of dead bolt 7-2, therefore only need dead bolt 7-2 is rotated 90 degree, make the major diameter direction of dead bolt 7-2 bottom surface vertical with the major diameter direction of lockhole 8, can realize locking to freight container 5.
Certainly; The concrete shape of said dead bolt 7-2 and lockhole 8 is not limited in above giving an example, as long as be designed to the shape that length and width do not wait, through the major diameter direction of dead bolt 7-2 being adjusted on the minor axis direction of lockhole 8; Promptly can be used as locked position of coupler, realize locking freight container 5.
For automatically regulating is realized in the switch lock position of hull lock 7, present embodiment is suit pivoted arm 13 on the rotating shaft 7-1 of hull lock 7, and the end of pivoted arm 13 connects bulb 14; Bulb 14 is installed in the ball cap; And ball cap is installed on the described pull bar 10, so, when pull bar 10 is done straight line and is moved; Can pull pivoted arm 13 and drive 7 rotations of hull lock, to change the direction of dead bolt 7-2.
Move for the rotational transform with connecting rod 9 becomes the straight line of pull bar 10, present embodiment preferably adopts following two kinds of designs:
The first; Adopt a cylindrical connecting rod 9 that diameter is bigger; Pull bar 10 is fixedly connected on a certain position of the periphery of connecting rod 9; When trip gear 11 drivening rods 9 rotated in a less angular range, the motion of its circumference promptly was similar to a kind of straight line and moves, and just can drive pull bar 10 thus and realize that straight line moves.As long as when supposing that connecting rod 9 rotates in the A angular range, the motion of its circumference can be similar to a kind of straight-line motion, then when guaranteeing that connecting rod 9 rotates the A angles, can drive pull bar 10 and drive hulls lock 7 and revolve to turn 90 degrees and get final product.According to the connecting rod 9 of this condition selection diameter, to meet design requirement.
After pull bar 10 drive hull locks 7 rotate to lockset position of coupler or locked position of coupler,, need on connecting rod 9, set up a retainer spring 12, like Fig. 3, shown in Figure 4 in order to keep unblanking or blocking of hull lock 7.Wherein, said retainer spring 12 should be selected high hard spring, has only could change its original form after it is applied bigger external force.One end of said retainer spring 12 is fixed on the connecting rod 9, and the other end is installed a bulb, and a ball cap is installed on hull 4, and said bulb is installed in the ball cap, is connected with elasticity between the hull 4 to realize connecting rod 9.
Adopt this design plan, when trip gear 11 drivening rods 9 rotate,, thereby can make retainer spring 12 that elastic deformation takes place because the power that trip gear 11 is applied on the connecting rod 9 is bigger.Move in connecting rod 9 drive stay 10; And then control is after hull locks 7 change states; This moment, retainer spring 12 was fixed on existing deformed state, avoids connecting rod 9 counter-rotation because trip gear 11 externally applied forces disappear; And then control hull lock 7 remain on current unblank or blocking on, realize the positioning control that hull is locked 7 states.
It two is, on connecting rod 9, gear is installed, and on pull bar 10, forms tooth bar, and said wheel and rack is meshed, and realizes that through the rack-and-gear type of drive circumference turns to the conversion of straight-line displacement.This transmission design working stability need not the extra registration device of setting up, but the structure design relative complex.
Certainly, for connecting rod 9 structure design with pull bar 10, present embodiment be not limited in above for example, as long as can realize all structural design schemes that the rotational transform with connecting rod 9 becomes the straight line of pull bar 10 to move, all should belong to the protection category of the utility model.
Present embodiment is an example so that four hulls lock 7 to be set on four angles of hull 4, the working process of said hull lock recloser is specified, referring to Fig. 3-shown in Figure 4.Definition hull 4 is a front end near a side of operator's compartment 1, is afterbody near a side of the tailstock, and all the other both sides are respectively left side and right side.In order to guarantee that four hull locks 7 can change the switch lock state simultaneously, when hull 4 is the level of state, regulates four hull locks 7 and all be in lockset position of coupler, and be connected on the pull bar 10 through a pivoted arm 13 separately.Said pull bar 10 is provided with two, a left side that is arranged on hull 4, and an end connects the hull lock be positioned at hull left side front end, and the other end connects the hull lock that is positioned at hull left side afterbody; Another root is arranged on the right side of hull 4, and an end connects the hull lock be positioned at hull right side front end, and the other end connects the hull lock that is positioned at hull right side afterbody.Two pull bars 10 are horizontally disposed with, the described connecting rod 9 of middle connection.
Sleeve 11-1 can be set in said trip gear 11 and pull arm 11-2; Sleeve 11-1 suit is fixed on the connecting rod 9; Pull arm 11-2 and be connected on the sleeve 11-1, and make the axis direction of pulling arm 11-2 and connecting rod 9 perpendicular, pull arm 11-2 through collision and come drive link 9 to rotate.
For being used to collide the touching device 6 of pulling arm 11-2, present embodiment preferably adopts a rectangular channel-section steel to design, and is as shown in Figure 1.The middle part of said channel-section steel 6 is hollowed out, only stay frame, form middle chamber, and setting is installed on vehicle frame 2 or the jacking system 3.
When needs are devaned unloading operation; At first driving hull 4 through jacking system 3 rises; 4 turn over fall for fear of freight container 5 from hull this moment; Should hull be locked 7 and adjust to locked position of coupler, its implementation is: in the process that hull 4 rises, pull arm 11-2 and at first in the middle chamber of channel-section steel 6, move up with hull 4; When hull 4 rises to desired location, when for example the angle that forms of hull 4 and vehicle frame 2 is a (here, said a is as long as under the safe prerequisite that guarantees to unload, can be in hull 4 bevelled angular ranges value arbitrarily.From practical situations, said a is preferably in greater than 0 degree and less than value in the scope of 45 degree, to guarantee the safety of unloading.Present embodiment preferably sets the a=20 degree), pull the back timber that arm 11-2 touches channel-section steel 6, and under the effect of touching of channel-section steel 6 back timbers, rotate.With unlocking condition shown in Figure 3 is that example describes; Suppose to pull arm 11-2 and under the effect of touching of channel-section steel 6 back timbers, clockwise rotate certain angle; And then drivening rod 9 clockwise rotates, and drive stay 10 moves forward, and then pulls four hulls locks 7 and revolve and turn 90 degrees; Become blocking from original unlocking condition, promptly as shown in Figure 4.Then, pull arm 11-2 and break away from channel-section steel 6 with hull 4 continuation risings, this moment connecting rod 9 and pull bar 10 equal stop motions keep hull to lock 7 blocking, guarantee the safety of unloading.
After finishing when unloading, drive hulls 4 through jacking system 3 and descend.When hull 4 drops to said desired location, for example drop to 20 when spending, pull on the back timber that arm 11-2 touches channel-section steel 6 once more; And utilize touching of channel-section steel 6 back timbers to drive and pull arm 11-2 counter-rotation certain angle; And then drivening rod 9 left-hand revolutions, drive stay 10 moves backward, pulls four hulls thus and locks 7 opposite spins, 90 degree; Become unlocking condition again from blocking, promptly return to position shown in Figure 3.Then, pull in the middle chamber of arm 11-2 entering channel-section steel 6, and follow hull 4 and in said middle chamber, continue to move down, fall back to level attitude, just accomplished the whole unloading process of devaning thus up to hull 4.
Visible through foregoing description, all rely on the mechanical movement of dumping car self to accomplish automatically for the switch control of hull lock 7, need not electric energy or air operated control, safe and reliable, consumes energy not adapts to the demand for development of current social energy-saving and emission-reduction, environmental protection.
Certainly; The above only is a kind of preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (10)
1. the hull of a freight container dumping car is locked recloser, and dumping car is provided with vehicle frame, jacking system, is used for the hull of bearing container and is installed in the hull lock that is used for fixing freight container on the hull; Said jacking system is installed on the vehicle frame, is used for the hull control of going up and down; It is characterized in that: a switch lock device is installed on said hull, in said switch lock device, includes connecting rod, pull bar and trip gear; Said trip gear is fixedly mounted on the connecting rod, and when hull is elevated to desired location by the touching device collision that is installed on vehicle frame or the jacking system, and then pull connecting rod and turn an angle, said connecting rod drive stay straight line in rotation process moves; Said pull bar connects the rotating shaft of hull lock, locks through the straight line moving belt motor-car dish of pull bar to turn to lockset position of coupler or locked position of coupler.
2. the hull lock recloser of freight container dumping car according to claim 1, it is characterized in that: said connecting rod is vertical with pull bar to be laid, and pull bar is fixedly connected on the periphery of connecting rod.
3. the hull lock recloser of freight container dumping car according to claim 2; It is characterized in that: in said switch lock device, also include a location spring; One end of said retainer spring is connected on the connecting rod; The other end connects bulb, and said bulb is installed in the ball cap, and said ball cap is fixed on the hull.
4. the hull lock recloser of freight container dumping car according to claim 1; It is characterized in that: said connecting rod is vertical with pull bar to be laid, and gear is installed on the connecting rod, is formed with tooth bar on the pull bar; Said gear and tooth bar are meshed, and become the straight line of pull bar to move the rotational transform of connecting rod.
5. the hull lock recloser of freight container dumping car according to claim 1; It is characterized in that: in the rotating shaft of said hull lock, be set with pivoted arm; On said pivoted arm, bulb is installed, on said pull bar, ball cap is installed, said bulb is installed in the described ball cap.
6. lock recloser according to the hull of each described freight container dumping car in the claim 1 to 5; It is characterized in that: in said trip gear, include sleeve and be connected the arm of pulling on the sleeve; The said arm of pulling is perpendicular to connecting rod, and is fixed on the described connecting rod through sleeve set.
7. the hull of freight container dumping car according to claim 6 lock recloser, it is characterized in that: said touching device is a rectangular channel-section steel, the middle part of channel-section steel is passed through empty, said channel-section steel be erected on the vehicle frame or jacking system on.
8. the hull of freight container dumping car according to claim 7 lock recloser is characterized in that: said hull arrives described desired location during for a with the formed angle of vehicle frame, and said a is in value greater than 0 degree and in less than the scope of 45 degree.
9. lock recloser according to the hull of each described freight container dumping car in the claim 1 to 5; It is characterized in that: on four angles of said hull, be separately installed with a hull lock; Left side and right side at said hull are provided with a pull bar separately; Two parallel layings of pull bar, and be connected with two hull locks of front end that is positioned at hull the same side and afterbody respectively; Said connecting rod is connected between two pull bars, drives two same moved further of pull bar.
10. lock recloser according to the hull of each described freight container dumping car in the claim 1 to 5; It is characterized in that: in described hull lock; The bottom shape of dead bolt is oval; The oval-shaped lockhole that size is offered less than the freight container bottom surface, the side of dead bolt are that inclined-plane and end face size are less than bed-plate dimension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200894532U CN202480962U (en) | 2012-03-12 | 2012-03-12 | Automatic undercarriage lock switching device of container dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200894532U CN202480962U (en) | 2012-03-12 | 2012-03-12 | Automatic undercarriage lock switching device of container dump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202480962U true CN202480962U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200894532U Withdrawn - After Issue CN202480962U (en) | 2012-03-12 | 2012-03-12 | Automatic undercarriage lock switching device of container dump truck |
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| Country | Link |
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| CN (1) | CN202480962U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102555885A (en) * | 2012-03-12 | 2012-07-11 | 青岛港（集团）有限公司 | Automatic switching device of vehicle disc lock of dump truck for containers |
-
2012
- 2012-03-12 CN CN2012200894532U patent/CN202480962U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102555885A (en) * | 2012-03-12 | 2012-07-11 | 青岛港（集团）有限公司 | Automatic switching device of vehicle disc lock of dump truck for containers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121010 Effective date of abandoning: 20130626 |
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| RGAV | Abandon patent right to avoid regrant |