CN118323667B - Automatic door opening and closing device for container - Google Patents
Automatic door opening and closing device for container Download PDFInfo
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- CN118323667B CN118323667B CN202410748469.7A CN202410748469A CN118323667B CN 118323667 B CN118323667 B CN 118323667B CN 202410748469 A CN202410748469 A CN 202410748469A CN 118323667 B CN118323667 B CN 118323667B
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- door opening
- container
- door
- handle
- rotating shaft
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- 230000007246 mechanism Effects 0.000 claims abstract description 130
- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- 230000007306 turnover Effects 0.000 claims description 9
- 239000000758 substrate Substances 0.000 claims 1
- 230000008859 change Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- MFOUDYKPLGXPGO-UHFFFAOYSA-N propachlor Chemical compound ClCC(=O)N(C(C)C)C1=CC=CC=C1 MFOUDYKPLGXPGO-UHFFFAOYSA-N 0.000 description 1
- -1 scattered ores Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/008—Doors for containers, e.g. ISO-containers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses automatic door opening and closing equipment for a container, which belongs to the technical field of containers and comprises a door opening frame, a door opening driving mechanism, a rotating shaft, a handle clamping mechanism, a lifting mechanism, a rotating shaft driving mechanism, a latch plate and a latch driving mechanism; the handle clamping mechanism is used for clamping a handle arranged on the box door and driving the handle to move up and down under the drive of the lifting mechanism so as to separate from or fall into a clamping groove on the box door; the rotating shaft driving mechanism drives the rotating shaft to rotate so as to drive the handle clamping mechanism to clamp the handle to turn outwards or inwards, so as to control the lock rod connected with the handle on the box door to rotate, and change the locking state of the box door; the bolt driving mechanism is used for driving the bolt plate to move and the lock rod to be clamped, and then when the door opening driving mechanism drives the door opening frame to rotate, the door of the container is driven to rotate to be opened or closed through the push-pull lock rod, so that full-automatic control from unlocking to opening or from closing to locking of the door of the container is realized, manual participation is not needed, and the door opening mechanism is safe and efficient.
Description
Technical Field
The invention belongs to the technical field of containers, and particularly relates to automatic door opening and closing equipment for opening or closing a container door.
Background
At present, when bulk materials (such as scattered ores, coke, grains and other goods) are imported and exported at home and abroad, a container is mostly adopted for carrying and transporting. When loading and unloading bulk materials, the container is usually required to be manually opened at first, and then turned by a box turning machine to fill or dump the materials. The mode of manual opening and closing the container door is time-consuming and laborious, and the security is poor, and the raise dust is serious, influences the healthy of operation personnel. Therefore, in order to protect personal safety and physical health of operators and improve loading and unloading efficiency, it is highly desirable to develop a device capable of automatically opening or closing the container door.
An existing automatic door opening and closing device for a container, for example, an automatic door opening device for a container turnover machine disclosed in chinese patent No. CN218778096U, can automatically open a container door, but the automatic door opening device can only be used after the container door is unlocked. That is, as shown in fig. 1, the container 10 must be manually moved out of the clamping groove 15 by the handle 14 on the door 11, 12, then turned outwards to drive the lock rod 13 to rotate, and then the door 11, 12 can be opened by the force applied by the automatic door opening device after the locking state of the door 11, 12 is released. Because the existing automatic door opening device does not have the function of automatically unlocking the lock rod, the door opening operation still needs to be manually participated, so the automatic door opening effect is poor.
Disclosure of Invention
The invention aims to provide automatic door opening and closing equipment for a container, which solves the problem that the existing automatic door opening device can only pull a door to open and can not automatically release the locking state of the door.
In order to solve the technical problems, the invention is realized by adopting the following technical scheme:
An automatic door opening and closing apparatus for a container, comprising:
the mounting seat is used for being mounted on the container carrying mechanism;
the door frame is hinged with the mounting seat;
The door opening driving mechanism is arranged on the mounting seat and is movably connected with the door opening frame and used for driving the door opening frame to rotate outwards or inwards relative to the mounting seat;
the rotating shaft is movably arranged on the door opening frame, and a turnover mechanism is arranged on the rotating shaft;
the handle clamping mechanism is movably arranged on the turnover mechanism and is used for clamping a handle arranged on a container door;
the lifting mechanism is connected with the rotating shaft and used for driving the rotating shaft to lift so as to drive the handle clamping mechanism to clamp the handle to move up and down and further separate from or fall into the clamping groove on the container door;
the rotating shaft driving mechanism is arranged on the door opening frame and is used for driving the rotating shaft to rotate so as to drive the handle clamping mechanism to clamp the handle to outwards or inwards turn, and further control the locking rod connected with the handle on the container door to rotate so as to change the locking state of the container door;
a latch plate slidably mounted on the door opening frame, with a card interface formed thereon;
The bolt driving mechanism is arranged on the door opening frame, is connected with the bolt plate and is used for driving the bolt plate to move, so that the clamping interface is clamped with a lock rod on a container door, and when the door opening frame rotates, the lock rod drives the container door to rotate to open or close.
In some embodiments of the application, a flipping block, a guide bar, and a spring may be provided in the flipping mechanism; the turning block can be fixedly arranged on the rotating shaft, is connected with one end of the guide rod, and is arranged that the other end of the guide rod extends in a direction away from the turning block and is assembled with the handle clamping mechanism in a sliding way; the spring is sleeved on the guide rod and used for absorbing the relative offset generated when the handle clamping mechanism turns outwards or inwards when the clamping handle turns inwards, and playing a role in resetting the auxiliary handle clamping mechanism.
In some embodiments of the application, a base plate, a jaw and a jaw drive mechanism may be provided in the handle grip mechanism; the base plate can be slidably arranged on the guide rod and hinged with the clamping jaw; the clamping jaw driving mechanism is used for driving the clamping jaws to clamp or open.
In some embodiments of the application, a motor, a speed reducer, a screw, a nut block, and a connecting rod may be provided in the jaw drive mechanism; the motor can be arranged on a base plate in the handle clamping mechanism and is in shaft connection with the speed reducer, and the rotating speed is reduced through the speed reducer, so that the torque is improved; the screw rod is connected with the speed reducer in a shaft way, the screw rod is sleeved with the nut block, the nut block is in threaded connection with the screw rod, and when the motor drives the screw rod to rotate through the speed reducer, the screw rod drives the nut block to linearly move; one end of the connecting rod is hinged to the nut block, the other end of the connecting rod is hinged to the clamping jaw, and when the nut block moves linearly, the connecting rod can be pushed or pulled to drive the clamping jaw to clamp or open.
For the case that the container door of the container is generally configured into a double door body structure with left and right opposite doors, in some embodiments of the present application, two door opening frames may be provided in the automatic door opening and closing device and hinged to the mounting base in an opposite door opening manner respectively; the door opening frame is provided with a plurality of rotating shafts respectively, the number of the rotating shafts is greater than or equal to the number of locking bars arranged on the door of the container, each rotating shaft is provided with a turnover mechanism respectively, each turnover mechanism is correspondingly provided with a handle clamping mechanism, thus the locking state of all the locking bars on the door can be changed simultaneously, and the complete unlocking or complete locking of the door can be realized
In some embodiments of the present application, two rotating shafts may be installed on each gantry, and a transverse electric cylinder, a transverse moving plate and two rotating swing arms may be disposed in the rotating shaft driving mechanism; the two rotary swing arms can be correspondingly arranged on the two rotating shafts one by one, and the transverse moving plate is correspondingly hinged with the two rotary swing arms; the transverse electric cylinder is arranged on the door opening frame, and the push rod of the transverse electric cylinder is connected to the transverse moving plate so as to push and pull the transverse moving plate to reciprocate, and further the two rotary swing arms are driven to drive the two rotary shafts to synchronously rotate, so that the two handles on the container door are controlled to synchronously inwards or outwards overturn.
In some embodiments of the application, to reduce the weight of the apparatus, to facilitate compact placement of the mechanisms on the door opening frame, the door opening frame may be configured in a frame-like configuration defining the side of the door opening frame facing the container as the inside and the opposite side as the outside; the rotating shaft is arranged on the inner side of the door opening frame, and the transverse electric cylinder is arranged on the outer side of the door opening frame so as to reduce the overall thickness of the equipment.
In some embodiments of the present application, in order to improve the stability of the assembly of the rotating shaft on the gantry, a plurality of shaft sleeves may be installed on the inner side of the gantry, and the rotating shaft may be rotatably assembled in the plurality of shaft sleeves, so that the rotating shaft is not prevented from freely rotating while being stably supported. In order to drive the rotating shaft to lift, a lifting electric cylinder can be arranged in the lifting mechanism, the lifting electric cylinder is arranged on the door frame and positioned below the rotating shaft, an adapter plate is arranged on a push rod of the lifting electric cylinder, and the rotating shaft can be driven to lift through the lifting electric cylinder through the adapter plate and the bottom of the rotating shaft to rotate and assemble, so that the rotating shaft can be prevented from freely rotating, and the action requirement of the rotating shaft can be well met.
In some embodiments of the present application, in order to improve the stability of the assembly of the latch plate, a lateral slideway may be formed on the inner side of each gantry, and a slider may be mounted on each lateral slideway, where the latch plate is mounted on the slider; the bolt driving mechanism is provided with a bolt electric cylinder which is transversely arranged on the inner side of the door opening frame, and a push rod of the bolt electric cylinder is connected with the sliding block so as to push the sliding block to drive the bolt plate to transversely reciprocate so as to be clamped or separated from a lock rod on the container body.
In some embodiments of the present application, two door opening cylinders may be disposed in the door opening driving mechanism, and bases configured with the two door opening cylinders are hinged to the mounting base respectively, and push rods of the two door opening cylinders are hinged to the two door opening frames respectively, so as to drive the two door opening frames to rotate outwards or inwards relative to the mounting base.
Compared with the prior art, the invention has the advantages and positive effects that:
1. The handle clamping mechanism and the lifting mechanism are arranged on the door opening and closing equipment, so that the handle arranged on the container door can be automatically clamped to move up and down, the handle can be automatically controlled to be separated from the clamping groove on the container door when the container door is required to be opened, and the handle can be automatically controlled to fall into the clamping groove when the container door is required to be closed, and the locking process of the container door is completed.
2. According to the invention, the rotating shaft driving mechanism is arranged on the door opening and closing equipment to drive the rotating shaft to rotate, so that the handle clamping mechanism is driven to clamp the handle to outwards or inwards turn, and thus, the locking rod connected with the handle on the container door can be controlled to rotate, the locking state of the container door is changed, and the automatic unlocking process of the container door is completed.
3. According to the invention, the door opening driving mechanism is arranged on the door opening and closing equipment to drive the door opening frame to rotate, and the latch plate is arranged on the door opening frame to be clamped with the lock rod on the container door, so that when the door opening driving mechanism is used for driving the door opening frame to open, the lock rod can be pushed and pulled to turn inwards or outwards, and then the container door of the container is driven to rotate to open or close, and the automatic door opening and closing function is realized.
4. The door opening and closing device can realize full-automatic control of the door from unlocking to opening or from closing to locking of the container, does not need manual participation, ensures operation safety, and improves the loading and unloading efficiency of the container cargo.
Other features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the present invention, which is to be read in connection with the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of one embodiment of a container door;
Fig. 2 is a schematic perspective view of an automatic door opening and closing apparatus according to the present invention in one direction;
fig. 3 is a schematic perspective view of an automatic door opening and closing apparatus according to the present invention in another direction;
FIG. 4 is a bottom view of the automatic door opening and closing apparatus of FIG. 2;
FIG. 5 is a schematic view of an embodiment of the spindle, flipping mechanism, and handle gripping mechanism of FIG. 2;
FIG. 6 is a left side view of FIG. 5;
FIG. 7 is a schematic diagram of a linkage structure of two shafts shown in FIG. 5;
Fig. 8 is a schematic view of a structure of an automatic door opening and closing device for controlling an automatic door opening and closing of a container according to the present invention.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the drawings.
The automatic door opening and closing device of the present embodiment is designed in a matching manner according to the locking manner and the opening and closing direction of the container door, and is shown in fig. 2-4, and mainly includes a mounting seat 100, a door opening frame 200, a door opening driving mechanism 250, a rotating shaft 300, a rotating shaft driving mechanism 350, a turning mechanism 400, a handle clamping mechanism 500, a lifting mechanism 600, a latch plate 700, a latch driving mechanism 750, and other components, so that the full-automatic operation process of unlocking, door opening, door closing, and locking can be performed on the container door.
The mounting base 100 is configured to be mounted on the container carrier 150, for example, in a threaded connection manner, so as to implement physical engagement between the door opening and closing device and the container carrier 150. The container carrying mechanism 150 may be a carrier for placing a container, a container turner for turning over a container, or the like.
In this embodiment, for clarity of description, the side of the automatic door opening and closing device, which is directed towards the container during use, may be defined as the inner side, and the opposite side as the outer side.
In order to movably assemble the door opening frame 200 on the mounting base 100, a hinge shaft 110 may be provided on the mounting base 100, and the door opening frame 200 may be coupled through the hinge shaft 110 so that the door opening frame 200 may be turned inward or outward with respect to the mounting base 100.
A door opening driving mechanism 250 may be further installed on the mounting base 100 to drive the door opening frame 200 to automatically turn inwards or outwards.
In some embodiments, the door opening driving mechanism 250 may use a door opening cylinder to implement driving control of the door opening frame 200. As shown in fig. 4, the door opening cylinder may be disposed under the mounting base 100 and the door opening frame 200, and the base of the door opening cylinder may be hinged to the mounting base 100, and the push rod 251 of the door opening cylinder may be hinged to the door opening frame 200. The push rod 251 of the door opening electric cylinder is controlled to extend out, so that the door opening frame 200 can be pushed to turn outwards and be opened; conversely, the push rod 251 of the control door opening electric cylinder is retracted, and the door opening frame 200 can be pulled to inwards overturn and close, so that the automatic opening and closing control of the door opening frame 200 is realized.
In some embodiments, the door opening frame 200 may be designed in a frame-type structure to reduce the overall weight of the automatic door opening and closing apparatus and reduce the power consumption of the door opening and driving mechanism 250.
For a container with two doors opened and closed in a side-by-side manner, as in the container 10 shown in fig. 1, two door opening frames 200 may be provided in an automatic door opening and closing apparatus and are respectively hinged and assembled to the mounting base 100 in a side-by-side manner. A door opening cylinder is installed between the installation base 100 and each door opening frame 200 to drive the two doors 11 and 12 of the container 10 to open and close.
To automatically unlock the doors 11, 12, the present embodiment mounts a rotation shaft 300 on the door opening frame 200, as shown in fig. 3. In some embodiments, the spindle 300 may be movably mounted to the inner side 210 of the gantry 200. For example, one or more shaft sleeves 310 may be installed at the inner side 210 of the door frame 200, and the rotation shaft 300 may be installed in the shaft sleeves 310 such that the rotation shaft 300 may be both rotated in the shaft sleeves 310 and moved up and down.
The lifting mechanism 600 is mounted on the door opening frame 200, and the rotating shaft 300 is driven to automatically lift by the lifting mechanism 600. In some embodiments, the lifting mechanism 600 may be installed below the rotating shaft 300 by using a lifting electric cylinder, for example, a base of the lifting electric cylinder may be fixedly installed on the gantry 200, an adapter plate 610 is installed on a push rod of the lifting electric cylinder, and a bottom of the rotating shaft 300 is rotatably installed on the adapter plate 610, so that the rotating shaft 300 may rotate relative to the adapter plate 610, and may drive the rotating shaft 300 to rise or fall when the lifting electric cylinder drives the adapter plate 610 to lift.
As shown in fig. 2 and 5, the turning mechanism 400 is mounted on the rotating shaft 300, the handle clamping mechanism 500 is mounted on the turning mechanism 400, the handle clamping mechanism 500 is used for clamping the handles 14 on the container doors 11 and 12, and the turning mechanism 400 is used for driving the handle clamping mechanism 500 to clamp the handles 14 to turn inwards or outwards so as to change the locking state of the container lock rod 13 on the container doors 11 and 12.
In some embodiments, the flipping mechanism 400 may be comprised of a flipping block 410, a guiding bar 420, a spring 430, etc., as shown in fig. 5. The turning block 410 may be fixedly installed on the rotating shaft 300, and synchronously rotate along with the rotating shaft 300. One end of the guide bar 420 is fixedly installed on the turning block 410, and the other end extends in a direction away from the turning block 410 to be movably assembled with the handle grip mechanism 500. In some embodiments, the guide rods 420 may be provided in two, an upper spring 430 is sleeved on each guide rod 420, and the handle clamping mechanism 500 is installed at one end of the guide rod 420 away from the turning block 410, so as to improve the stability of assembling the guide rod 420 and the handle clamping mechanism 500.
A base plate 510, a jaw 520, and a jaw drive mechanism 530 are provided in the handle grip mechanism 500, as shown in fig. 5. Wherein, the base plate 510 may be slidably mounted on the guide bar 420 such that the spring 430 is interposed between the base plate 510 and the flipping block 410. The clamping jaw 520 is hinged to the base plate 510, and the clamping jaw 520 is driven to clamp or open by a clamping jaw driving mechanism 530.
In some embodiments, the jaw drive mechanism 530 may be comprised of a motor 531, a reducer 532, a lead screw 533, a nut block 534, a link 535, and the like. The motor 531 and the speed reducer 532 may be mounted on the outer side of the base plate 510, and the motor 531 may be configured to be coupled to the speed reducer 532. The lead screw 533 is coupled to the decelerator 532 by a shaft, and extends through the base plate 510 to the inside of the base plate 510. A nut block 534 is mounted on the free end of the screw 533, a link 535 is mounted on the nut block 534, and the clamping jaw 520 is connected through the link 535 to realize the opening and closing control of the clamping jaw 520.
Specifically, as shown in fig. 6, a clamping jaw 520 may be hinged to the inner side of the base plate 510, including upper and lower toothed plates 521, 522. The lead screw 533 is arranged to extend between the upper toothed plate 521 and the lower toothed plate 522, and the free end is connected with the nut block 534 in a threaded manner. Two connecting rods 535 are provided, one end of each connecting rod is hinged on the nut block 534, and the other end of each connecting rod is correspondingly hinged on the upper toothed plate 521 and the lower toothed plate 522. When the motor 531 rotates, the driving reducer 532 drives the screw 533 to rotate, so that the nut block 534 moves linearly to push or pull the connecting rod 535, and further drives the upper and lower toothed plates 521 and 522 to move in opposite directions to clamp or move in opposite directions to open.
In the embodiment, the decelerator 532 is arranged in the clamping jaw driving mechanism 530, so that on one hand, the rotating speed of the motor 531 can be reduced, and the opening and closing speed of the clamping jaw 520 can be controlled; on the other hand, torque may be increased to increase the grip of the jaws 520 on the handle 14.
In order to drive the rotation shaft 300 to rotate, a rotation shaft driving mechanism 350 may be mounted on the rotation shaft 300, and specifically includes main components such as a transverse electric cylinder 351 and a rotary swing arm 352 as shown in fig. 2, 5 and 7. In the case that a plurality of rotating shafts 300 are provided on one door frame 200, a traverse plate 353 may be provided in the rotating shaft driving mechanism 350 to achieve the technical effect of simultaneously driving the plurality of rotating shafts 300 to rotate synchronously by using one traverse cylinder 351.
In this embodiment, the number of the rotating shafts 300 arranged on each door opening frame 200 can be determined according to the number of the locking bars 13 arranged on the door 11/12 of the container, and the number of the rotating shafts 300 should be greater than or equal to the number of the locking bars 13, so as to completely unlock the doors 11 and 12.
The present embodiment is described taking two rotating shafts 300 disposed on each gantry 200 as an example. In order to make the structure of the automatic door opening and closing apparatus more compact, a lateral cylinder 351 may be installed at the outer side 220 of the door opening frame 200 and laterally disposed as shown in fig. 2. The traverse plate 353 is mounted on a push rod of the traverse cylinder 351, and the traverse plate 353 is pushed or pulled to reciprocate in the traverse direction by the push rod. One end of the two rotating swing arms 352 is hinged on the transverse moving plate 353, and the other end is correspondingly connected with the two rotating shafts 300 respectively. When the traverse plate 353 reciprocates transversely, the two rotating swing arms 352 are pushed or pulled to move, and the two rotating shafts 300 are driven to rotate counterclockwise or clockwise. The two rotating shafts 300 rotate to drive the turnover mechanism 400 and the handle clamping mechanism 500 to synchronously rotate, so that the handle 14 on the container 10 can be clamped to turn inwards or outwards, the handle 14 turns to drive the lock rod 13 on the container 10 to rotate forwards or reversely, and then the door 11/12 is unlocked or locked.
For the case that only one rotating shaft 300 is arranged on the gantry 200, the push rod of the transverse electric cylinder 351 can be directly hinged with the rotary swing arm 352, and the rotating swing arm 352 is pushed or pulled to swing reciprocally so as to drive the rotating shaft 300 to rotate forward or reversely.
In order to be able to pull or push the doors 11, 12 of the container to open and close synchronously with the opening of the door frame 200, the present embodiment further arranges a latch plate 700 and a latch driving mechanism 750 on the door frame 200, as shown in fig. 3. Wherein, the latch plate 700 can be slidably assembled to the inner side 210 of the door frame 200, and the latch port 710 is formed thereon. The latch driving mechanism 750 is used for driving the latch plate 700 to move towards the direction of the container lock rod 13, so that the clamping interface 710 of the latch plate 700 is clamped with the lock rod 13, and then the door opening frame 200 is controlled to be opened, namely, the door doors 11 and 12 can be driven to be synchronously opened through the lock rod 13.
In some embodiments, a lateral slide 230 may be provided at the inner side 210 of the door frame 200, a slider 240 may be installed on the lateral slide 230, and a latch plate 700 may be installed on the slider 240 such that the latch plate 700 may reciprocate in a horizontal direction along the lateral slide 230. The locking interface 710 may be formed on a side of the latch plate 700 facing the lock lever 13.
Whether one or a plurality of lock bars 13 are arranged on one door 11/12 of the container, only one latch plate 700 is arranged on each door opening frame 200, and one lock bar 13 is pulled by the latch plate 700 to open or close one door 11/12.
In some embodiments, the latch actuation mechanism 750 may be configured to actuate the latch plate 700 using a latch cylinder. Specifically, a latch cylinder may be laterally mounted on the inner side 210 of the door opening frame 200, and a push rod of the latch cylinder is connected to the latch plate 700, and the latch cylinder is laterally extended and retracted by controlling the push rod thereof to drive the latch plate 700 to be laterally displaced.
In this embodiment, the electric control system may be configured to supply power to various electric loads in the automatic door opening and closing device, so as to control each functional mechanism to operate orderly, and automatically complete the operations of unlocking, opening, closing and locking the container doors 11 and 12. The electric control system can be installed on the door opening frame 200, can also be designed into handheld equipment, and is connected with various electric loads in the automatic door opening and closing equipment through cables so as to be convenient for operators to operate.
The working principle of the automatic door opening and closing apparatus of the present embodiment will be described in detail with reference to fig. 1 to 8.
First, the container 10 is placed on the container carrier 150, and then the mounting position of the door opening and closing device is determined based on the position of the handles 14 on the container doors 11, 12, such that the handles 14 are facing the jaws 520 in the door opening and closing device. Thereafter, the mount 100 in the automatic door opening and closing apparatus is fixed to the container loading mechanism 150 as shown in fig. 8.
The motor 531 in the handle clamping mechanism 500 is started to operate, the screw 533 is driven to rotate through the speed reducer 532, the nut block 534 is driven to move towards the base plate 510, and the rear pulling connecting rod 535 enables the upper toothed plate 521 and the lower toothed plate 522 of the clamping jaw 520 to move towards each other, so that the handle 14 is clamped.
The lifting mechanism 600 is started to operate, for example, the lifting cylinder is controlled to extend out of the push rod so as to drive the rotating shaft 300 to move upwards, and then the turning mechanism 400 and the handle clamping mechanism 500 are driven to clamp the handle 14 to move upwards synchronously, so that the handle 14 is separated from the clamping groove 15 on the container doors 11 and 12.
The spindle drive mechanism 350 is activated, for example, to control the extension of the ram rod by the transverse cylinder 351, and the traversing plate 535 is driven to oscillate the rotary swing arm 532, so as to control the spindle 300 to rotate counterclockwise, and thus the handle 14 is held by the tilting mechanism 400 and the handle holding mechanism 500 to be turned outwards.
The handle 14 turns outwards to drive the lock rod 13 on the container doors 11 and 12 to rotate, and the locking of the doors 11 and 12 is released.
The latch driving mechanism 750 is activated, for example, to control the extension of the latch cylinder to push the rod, and the latch plate 700 is driven to move in the direction of the lock lever 13 until the lock lever 13 enters the latch port 710 of the latch plate 700.
The door opening driving mechanism 250 is started to operate, for example, the door opening cylinder is controlled to extend out of the push rod, the door opening frame 200 is driven to outwards turn, and the lock rod 13 is pulled to drive the door 11 and the door 12 to be opened.
Thereby completing the automatic unlocking and door opening operations of the container doors 11, 12.
After the container is filled with goods or the goods are dumped, the door opening driving mechanism 250 is started to operate, for example, the door opening electric cylinder is controlled to retract the push rod, the door opening frame 200 is driven to be turned inwards, and the lock rod 13 is pushed to drive the door 11 and the door 12 to be closed.
The latch actuation mechanism 750 is activated, for example, to control the retraction of the latch cylinder into the push rod, which drives the latch plate 700 away from the latch lever 13, causing the latch lever 13 to disengage from the catch 710 of the latch plate 700.
The spindle drive mechanism 350 is activated, for example, to control the retraction of the push rod by the transverse cylinder 351, and the traversing plate 535 is driven to oscillate the rotary swing arm 532 in the opposite direction, so as to control the spindle 300 to rotate clockwise, thereby holding the handle 14 by the tilting mechanism 400 and the handle holding mechanism 500 for tilting inwardly.
The handle 14 turns inwards to drive the lock rod 13 on the container doors 11 and 12 to rotate reversely to lock the container doors 11 and 12.
The lifting mechanism 600 is activated, for example, the lifting cylinder is controlled to retract the push rod so as to drive the rotating shaft 300 to move downwards, and then the turning mechanism 400 and the handle clamping mechanism 500 are driven to clamp the handle 14 to move downwards synchronously, so that the handle 14 falls into the clamping groove 15 on the container doors 11 and 12.
The motor 531 in the handle clamping mechanism 500 is started to operate, the screw rod 533 is driven to reversely rotate through the speed reducer 532, the nut block 534 is driven to be far away from the base plate 510, the connecting rod 535 is pushed forward to reversely move the upper toothed plate 521 and the lower toothed plate 522 of the clamping jaw 520, and the handle 14 is loosened.
The mounting base 100 is detached from the container loading mechanism 150, and the door closing and locking operations of the doors 11 and 12 are completed.
It should be understood that the above description is not intended to limit the invention to the particular embodiments disclosed, but to limit the invention to the particular embodiments disclosed, and that other variations, modifications, additions and substitutions are possible, without departing from the scope of the invention as disclosed in the accompanying claims.
Claims (8)
1. An automatic door opening and closing apparatus for a container, comprising:
the mounting seat is used for being mounted on the container carrying mechanism;
the door frame is hinged with the mounting seat;
The door opening driving mechanism is arranged on the mounting seat and is movably connected with the door opening frame and used for driving the door opening frame to rotate outwards or inwards relative to the mounting seat;
A handle gripping mechanism comprising a base plate, a jaw and a jaw drive mechanism; the clamping jaw is hinged on the base plate and used for clamping a handle arranged on a container door; the clamping jaw driving mechanism is used for driving the clamping jaws to clamp or open;
The rotating shaft is movably arranged on the door opening frame, and a turnover mechanism is arranged on the rotating shaft; the turnover mechanism comprises a turnover block, a guide rod and a spring; the turning block is fixedly arranged on the rotating shaft; one end of the guide rod is arranged on the turning block, and the other end of the guide rod extends in a direction away from the turning block and is assembled with the base plate in the handle clamping mechanism in a sliding way; the spring is sleeved on the guide rod and used for absorbing relative deflection generated when the handle clamping mechanism is used for clamping the handle to turn outwards or inwards;
The lifting mechanism is connected with the rotating shaft and used for driving the rotating shaft to lift so as to drive the overturning mechanism and the handle clamping mechanism to clamp the handle to move up and down and further separate from or fall into a clamping groove on a container door;
The rotating shaft driving mechanism is arranged on the door frame and comprises a transverse electric cylinder and a rotary swing arm, a push rod of the transverse electric cylinder is hinged with the rotary swing arm, the rotary swing arm is pushed or pulled to swing reciprocally, the rotating shaft is driven to rotate positively or reversely, and then the overturning mechanism and the handle clamping mechanism are driven to clamp the handle to overturn outwards or inwards so as to control a lock rod connected with the handle on a container door to rotate, and the locking state of the container door is changed;
a latch plate slidably mounted on the door opening frame, with a card interface formed thereon;
The bolt driving mechanism is arranged on the door opening frame, is connected with the bolt plate and is used for driving the bolt plate to move, so that the clamping interface is clamped with a lock rod on a container door, and when the door opening frame rotates, the lock rod drives the container door to rotate to open or close.
2. An automatic door opening and closing apparatus for a container as claimed in claim 1, wherein the jaw driving mechanism comprises:
a motor mounted on the substrate;
a speed reducer connected with the motor shaft;
the screw rod is in shaft connection with the speed reducer;
The nut block is sleeved on the screw rod and is in threaded connection with the screw rod;
one end of the connecting rod is hinged with the nut block, and the other end of the connecting rod is hinged with the clamping jaw;
The motor drives the screw rod to rotate through the speed reducer so as to drive the nut block to linearly move, and the connecting rod is pushed and pulled through the nut block so as to drive the clamping jaw to clamp or open.
3. An automatic door opening and closing apparatus for a container according to claim 1 or 2, wherein,
The door opening frame comprises two door opening frames which are respectively hinged to the mounting seat in a side-by-side mode;
The door opening frame comprises door opening frames, a plurality of rotating shafts, a plurality of overturning mechanisms, a handle clamping mechanism and a handle clamping mechanism, wherein the rotating shafts are respectively arranged on each door opening frame, the number of the rotating shafts is greater than or equal to the number of locking rods arranged on a door of a container, each rotating shaft is respectively provided with one overturning mechanism, and each overturning mechanism is correspondingly provided with the handle clamping mechanism.
4. An automatic door opening and closing apparatus for a container according to claim 3, wherein,
Two rotating shafts are respectively arranged on each portal frame;
The rotary shaft driving mechanism includes:
The two rotary swing arms are correspondingly arranged on the two rotating shafts;
The transverse moving plate is correspondingly hinged with the two rotary swing arms;
the transverse electric cylinder is arranged on the door opening frame, a push rod of the transverse electric cylinder is connected with the transverse moving plate, and the transverse moving plate is pushed and pulled to reciprocate so as to drive the two rotary swing arms to drive the two rotary shafts to synchronously rotate.
5. The automatic door opening and closing apparatus for a container as claimed in claim 4, wherein the door opening frame is of a frame type structure defining a side of the door opening frame facing the container as an inner side and an opposite side as an outer side; the rotating shaft is arranged on the inner side of the door opening frame, and the transverse electric cylinder is arranged on the outer side of the door opening frame.
6. An automatic door opening and closing apparatus for a container according to claim 5, wherein,
A plurality of shaft sleeves are arranged on the inner side of the door opening frame, and the rotating shaft is rotationally assembled in the shaft sleeves;
The lifting mechanism comprises a lifting electric cylinder, the lifting electric cylinder is arranged on the door frame and positioned below the rotating shaft, a push rod of the lifting electric cylinder is connected with an adapter plate, and the adapter plate is assembled with the bottom of the rotating shaft in a rotating mode.
7. An automatic door opening and closing apparatus for a container according to claim 5, wherein,
A transverse slideway is formed on the inner side of each portal frame, a sliding block is arranged on the transverse slideway, and the bolt plate is arranged on the sliding block;
The bolt driving mechanism comprises a bolt electric cylinder which is transversely arranged on the inner side of the door frame, a push rod of the bolt electric cylinder is connected with the sliding block, and the sliding block is pushed to drive the bolt plate to transversely reciprocate.
8. The automatic door opening and closing apparatus for a container as claimed in claim 5, wherein the door opening driving mechanism includes two door opening cylinders, bases of the two door opening cylinders are hinged to the mounting base, and push rods of the two door opening cylinders are hinged to the two door opening frames, respectively, for driving the two door opening frames to rotate outwardly or inwardly with respect to the mounting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410748469.7A CN118323667B (en) | 2024-06-12 | 2024-06-12 | Automatic door opening and closing device for container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410748469.7A CN118323667B (en) | 2024-06-12 | 2024-06-12 | Automatic door opening and closing device for container |
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| Publication Number | Publication Date |
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| CN118323667A CN118323667A (en) | 2024-07-12 |
| CN118323667B true CN118323667B (en) | 2024-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410748469.7A Active CN118323667B (en) | 2024-06-12 | 2024-06-12 | Automatic door opening and closing device for container |
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| CA3057487A1 (en) * | 2018-10-16 | 2020-04-16 | Powerbrace Corporation | Bar lock assembly |
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| GB2399336B (en) * | 2003-03-12 | 2006-05-10 | Container Exchange | Freight container |
| CN2765878Y (en) * | 2005-02-03 | 2006-03-22 | 中国国际海运集装箱(集团)股份有限公司 | Container gate locking bar arragement |
| KR100794488B1 (en) * | 2007-10-09 | 2008-01-16 | 대한통운 주식회사 | Container having an unloading appratus |
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| CN111204594A (en) * | 2020-02-28 | 2020-05-29 | 苗林展 | Door opening and closing device for container |
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| CN212607168U (en) * | 2020-05-15 | 2021-02-26 | 无锡中粮工程科技有限公司 | Container door opening device suitable for bulk grain container multi-station unloading station |
| CN221092232U (en) * | 2023-12-07 | 2024-06-07 | 王鹏程 | Automatic door opening and closing structure of container |
| CN117864633A (en) * | 2024-02-04 | 2024-04-12 | 江门市振达机械制造有限公司 | Container door opening and closing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107055117A (en) * | 2017-02-28 | 2017-08-18 | 中冶华天工程技术有限公司 | The container tipping platform of door enabling can be embraced |
| CA3057487A1 (en) * | 2018-10-16 | 2020-04-16 | Powerbrace Corporation | Bar lock assembly |
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| CN118323667A (en) | 2024-07-12 |
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