CN215326527U - Safety protection system applied to container lock pin disassembly transfer platform - Google Patents
Safety protection system applied to container lock pin disassembly transfer platform Download PDFInfo
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- CN215326527U CN215326527U CN202121664231.4U CN202121664231U CN215326527U CN 215326527 U CN215326527 U CN 215326527U CN 202121664231 U CN202121664231 U CN 202121664231U CN 215326527 U CN215326527 U CN 215326527U
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Abstract
The utility model discloses a safety protection system applied to a container lock pin dismounting transfer platform, which comprises a safety channel, a safety protection device and a safety protection device, wherein the safety channel is arranged along the length direction of the transfer platform and is used for shielding falling objects; the electric system is arranged on the safety channels and the transfer platform, an operation area is arranged between every two adjacent safety channels and used for loading and unloading the container, an operation window is arranged on the side wall of each safety channel, an operator can detach the lock pin of the container through the operation window, and the electric system is used for monitoring the operator and the container. The safety protection system applied to the container lock pin dismounting transfer platform provided by the utility model combines the safety channel and the electric system, is more comprehensive and reliable, is safer and more reasonable in design, can ensure that an operator cannot be hit by a falling object, furthest reduces the interference on equipment operation under the condition of protecting the safety of the operator, and improves the operation efficiency.
Description
Technical Field
The utility model relates to the technical field of container lifting, in particular to a safety protection system applied to a container lock pin dismounting transfer platform.
Background
At present, with the continuous development of the port industry, especially the trend of the automatic shore bridge project, the application of the transfer platform is more and more extensive. Because the automatic locking pin disassembling system is not mature enough, most of the shore bridges using the transfer platform need operators to manually disassemble the locking pins of the containers placed on the transfer platform. The operation personnel can have the risk of being pounded by falling object at the dismantlement lockpin in-process, causes the safety in production accident. In order to ensure the safety of the operating personnel and prevent any load from accidentally falling above the operation area of the transfer platform, a whole set of safety protection system needs to be arranged on the transfer platform.
Therefore, it is an urgent need in the art to provide a security protection system that can be applied to a container lock pin disassembling transfer platform.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that in the prior art, when an operator manually unlocks a lock pin of a container, the operator can be hit by falling objects.
In order to solve the technical problem, the embodiment of the utility model discloses a safety protection system applied to a container lock pin dismounting transfer platform, which comprises: the safety channel is arranged along the length direction of the transfer platform and is used for shielding falling objects; the electric system is arranged on the safety channels and the transfer platform, wherein an operation area is arranged between every two adjacent safety channels and used for loading and unloading the container, an operation window is arranged on the side wall of each safety channel, an operator can disassemble a lock pin of the container through the operation window, and the electric system is used for monitoring the operator and the container.
By adopting the technical scheme, the safety channel and the electrical system are combined for use, the safety protection system is more comprehensive and reliable, the design is safer and more reasonable, the operation personnel can be prevented from being smashed by falling objects, the interference to equipment operation is reduced to the greatest extent under the condition of protecting the safety of the operation personnel, and the operation efficiency is improved.
According to another specific embodiment of the utility model, the safety passage comprises an arch-shaped bracket and a protective net, the protective net is sleeved on the arch-shaped bracket along the length direction of the transfer platform to form an arch-shaped safety passage, and the protective nets positioned at two sides of the safety passage are provided with operation windows.
According to another embodiment of the utility model, the electric system comprises guiding lamps, the guiding lamps are arranged on the inner side and two ends of the safety channel and are used for guiding the operator to walk, and the guiding lamps are in communication connection with a master controller of the electric system.
According to another embodiment of the utility model, the guidance light is a tristimulus signal light.
According to another embodiment of the utility model, the electric system comprises a completion button and an emergency stop button, the completion button and the emergency stop button are both arranged on the safety channel, an operator presses the completion button after completing the disassembly of the lock pin of the container to realize the feedback of operation information, the operator can realize the alarm and stop by pressing the emergency stop button when meeting special conditions or emergency conditions, and the completion button and the emergency stop button are both in communication connection with a master controller of the electric system.
According to another embodiment of the utility model, the electrical system comprises grating detectors, the grating detectors are arranged on two sides of the operation window and used for monitoring whether an operator works in the operation window, and the grating detectors are in communication connection with a master controller of the electrical system.
According to another embodiment of the utility model, the electrical system comprises a speed detector, the speed detector is arranged on the transfer platform and used for monitoring the lifting speed of the lifting mechanism above the transfer platform, and the speed detector is in communication connection with a master controller of the electrical system.
According to another embodiment of the utility model, the speed detector comprises a photoelectric limiter and a limit reflection plate, the photoelectric limiter and the limit reflection plate are arranged on two opposite sides above the transfer platform, in the process that the lifting mechanism drives the container to lift, the container can shield a light source signal between the photoelectric limiter and the limit reflection plate, the master controller compares the current falling speed when the light source signal is shielded with a specified limit speed to obtain whether the falling speed is in a reasonable interval, and the master controller controls the movement speed of the lifting mechanism according to the lifting speed.
According to another embodiment of the utility model, the electrical system comprises a weighing component, the weighing component is arranged on a lifting mechanism of the transfer platform and used for monitoring the change of the load on the lifting mechanism, and the weighing component is in communication connection with a master controller of the electrical system.
According to another specific embodiment of the utility model, the weighing component comprises a weight sensor and a height sensor, the weight sensor and the height sensor are both in communication connection with the master controller, and the master controller plans the operation track of the container driven by the lifting mechanism according to information fed back by the weight sensor and the height sensor.
Drawings
FIG. 1 is a schematic top view of a safety protection system applied to a container locking pin dismounting transfer platform according to an embodiment of the present invention;
FIG. 2 is a schematic sectional view of the structure of B-B in FIG. 1;
FIG. 3 is a schematic sectional view of the structure A-A in FIG. 1;
fig. 4 is a schematic structural diagram of an electrical system of a safety protection system applied to a container locking pin dismounting transfer platform according to an embodiment of the utility model.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure. While the utility model will be described in conjunction with the preferred embodiments, it is not intended that the features of the utility model be limited to these embodiments. On the contrary, the intention of the novel description to be incorporated into the embodiments is to cover alternatives or modifications which may be extended in accordance with the appended claims. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The utility model may be practiced without these particulars. Moreover, some of the specific details have been left out of the description in order to avoid obscuring or obscuring the focus of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.
In the description of the present embodiment, it should be noted that the terms "upper", "lower", "left", "right", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 4, an embodiment of the present invention discloses a security protection system applied to a container locking pin dismounting transfer platform, including: the safety channel 1 is arranged along the length direction (shown as the direction L in fig. 1) of the transfer platform 00 and used for shielding falling objects; the electric system 3 is arranged on the safe passage 1 and the transfer platform 00, wherein an operation area 01 is arranged between the adjacent safe passages 1 and used for loading and unloading the container 02, an operation window is arranged on the side wall of the safe passage 1, an operator can disassemble a lock pin of the container 02 through the operation window, and the electric system 3 is used for monitoring the operator and the container 02.
That is to say, the safety protection system mainly comprises safe passageway 1 and electric system 3, wherein, safe passageway 1 sets up on transfer platform 00, safe passageway 1 installs along the length direction of transfer platform 00, in the width direction (shown as W direction in fig. 1 and fig. 3) of transfer platform 00, many safe passageways 1 and many work areas 01 interval set up, safe passageway 1 can shelter from the object that falls, the operation personnel can walk and the operation under the protection of safe passageway 1, work area 01 is used for the loading and unloading of container 02, the hoist mechanism (not shown) of transfer platform 00 top can hoist the container, and drive the container and move to appointed work area 01.
After the container is conveyed to the designated operation area 01 of the container by the lifting mechanism, an operator can walk to the vicinity of the designated operation area 01 through the safety channel 1, then the operator stretches hands or tools into the designated operation area 01 through the operation window on the side wall of the safety channel 1, and the lock pins on the container 02 are detached through the hands or the tools.
In the whole disassembly process, the position and the state of the operating personnel and the position and the state of the container 02 can be monitored in real time by the electrical system 3, when an accident occurs or an object falls, the electrical system 3 can give an alarm in time to remind the operating personnel to pay attention to safety, and the safety of the operating personnel is ensured. Meanwhile, the safety channel 1 can shield falling objects, and the falling objects are prevented from hitting operators. Through the combination use of the safe passage and the electric system, the safety protection system is more comprehensive and reliable, the design is safer and more reasonable, the operation personnel can be ensured not to be smashed by falling objects, the interference to the equipment operation is reduced to the greatest extent under the condition of protecting the safety of the operation personnel, and the operation efficiency is improved.
It should be noted that, the specific structures and layouts of the safety channel and the electrical system are not limited, and the safety channel and the electrical system can be reasonably arranged and selected according to actual needs as long as the safety channel and the electrical system can ensure the safety of operators.
Specifically, in an embodiment of the present invention, the safety passageway 1 includes an arched bracket 10 and a protection net 11, the protection net 11 is sleeved on the arched bracket 10 along a length direction of the transfer platform 00 to form the arched safety passageway 1, and the protection nets 11 located at two sides of the safety passageway 1 are provided with operation windows 12.
That is, in this embodiment, the safe passage 1 mainly includes the arched supports 10 and the protection net 11, wherein the arched supports 10 are disposed at intervals in the length direction of the transfer platform 00, and the protection net 11 is sleeved on the arched supports 10 along the length direction of the transfer platform 00 to form the arched safe passage 1. In order to increase the protection strength of the safe passage 1, the ceiling is arranged at the upper part of the safe passage 1, and the ceiling can well bear the impact of falling objects, so that the safety of operators is ensured.
In order to facilitate the detachment of the lock pin on the container by the operator, the protective nets 11 on both sides of the safe passage 1 are provided with operation windows 12. In this embodiment, the working window 12 is a rectangular structure, so that the operator can stand in the safe passage 1, extend a hand or a tool into the working area 01 from the working window 12, and detach the lock pin on the container. At the in-process of dismantling the lockpin, the operation personnel are located escape way 1 all the time, can carry out the operation under escape way 1's protection, guarantee that the operation personnel can not hit by the object that falls, have ensured operation personnel's personal safety.
In other embodiments, the safety channel may also have other structures, such as a pipeline-type safety channel provided with a working window, and the safety channel may also be curved or arc-shaped in the length direction.
Specifically, in an embodiment of the present invention, the electrical system 3 includes a guiding light 31, the guiding light 31 is disposed inside and at two ends of the safe passage 1 for guiding the worker to walk, and the guiding light 31 is in communication connection with the main controller 30 of the electrical system 3.
More specifically, the guiding lamps 31 are disposed on the arched brackets 10 at the inner side and both ends of the safe passage 1, so that the guiding lamps 31 can be conveniently installed, that is, the guiding lamps 31 are installed on the safe passage 1, and the operator can walk to the designated working area 01 under the guidance of the guiding lamps 31. The present invention is not limited to a specific type and structure of the guide lamp, and as shown in fig. 2 and 4, the guide lamp 31 is a three-color signal lamp in the present embodiment.
That is, the guidance lights 31 can emit red, yellow, and green, and when the guidance lights 31 on both sides of the work window 12 blink green, the work area 01 corresponding to the work window 12 is represented as a workable work area 01. When the guide lights 31 on both sides of the work window 12 are red-flashing, the work area 01 corresponding to the work window 12 is represented as a work area 01 requiring no work. When the guiding lights 31 on both sides of the working window 12 flash yellow, it represents that there may be a fault in the working area 01 corresponding to the working window 12 or the container is being lifted, and the working personnel should carefully observe or repair the working window 12 and the corresponding working area 01 under the condition of protection.
In other embodiments, the guiding lamp may have other structures, which is not limited in this respect, and may be reasonably arranged according to actual needs.
Specifically, in an embodiment of the present invention, the electrical system 3 includes a completion button 32 and an emergency stop button 33, the completion button 32 and the emergency stop button 33 are both disposed on the safe passage 1, the worker presses the completion button 32 after completing the detachment of the lock pin of the container 02 to realize the feedback of the operation information, the worker can press the emergency stop button 33 to realize the alarm and stop when encountering a special situation or an emergency situation, and both the completion button 32 and the emergency stop button 33 are in communication connection with the main controller 30 of the electrical system 3.
In this embodiment, the completion button 32 is disposed on the arched bracket 10 of the safe passage 1, and is located on both sides of the operation window 12, the completion button 32 is in communication connection with the master controller 30 of the electrical system 3, the operator presses the completion button 32 after completing the disassembling of the lock pin of the container 02, and sends a completion signal for completing the disassembling of the lock pin to the master controller 30 of the electrical system 3, so as to realize the feedback of the operation information, and the master controller 30 can perform subsequent action control only after receiving the completion signal, thereby ensuring the safety of the operator.
Meanwhile, when special situations or emergency situations occur, an operator can press the emergency stop button 33 to realize alarm and stop, wherein the emergency stop button 33 is arranged on the arched bracket 10 of the safety channel 1, the emergency stop button 33 can be arranged at two ends of the safety channel 1, can also be arranged at two sides of the operation window 12, and can also be arranged at two ends of the safety channel 1 and two sides of the operation window 12. In other embodiments, the emergency stop button may also be disposed at other positions, which is not limited in the present invention, and may be reasonably disposed according to actual needs as long as the operator can operate the emergency stop button conveniently. By arranging the completion button 32 and the emergency stop button 33 on the safe channel 1, the working state of the operator can be fed back in time, and the alarm and the operation stop can be realized when a special condition or an emergency condition is met, so that the safety of the operator is ensured.
In order to more comprehensively monitor whether an operator is working in the working window 12, as shown in fig. 2 and 4, the electrical system 3 includes a grating detector 34, the grating detector 34 is disposed on two sides of the working window 12 for monitoring whether the operator is working in the working window 12, and the grating detector 34 is in communication connection with the main controller 30 of the electrical system 3.
That is, the grating detectors 34 are installed at both sides of the work window 12, and when there is no worker in the work window 12, the grating detectors 34 at both sides of the work window 12 can perform signal transmission. When an operator performs the operation of removing the lock pin in the operation window 12, the operator blocks signals between the grating detectors 34, so that the grating detectors 34 have abnormal signals, and at this time, the master controller 30 in communication connection with the grating detectors 34 can receive the abnormal signals and can judge that the operator performs the operation of removing the lock pin in the operation window 12. Under the condition, the master controller 30 gives an instruction to prevent the lifting mechanism from lifting the container to the vicinity of the operating window 12 and the operating area 01, so that falling objects cannot appear near and above the operating personnel, comprehensive monitoring on the vicinity of the operating window 12 and the operating area 01 is realized, and the safety of the operating personnel is ensured. In other embodiments, other types of sensors may be arranged to monitor whether an operator is working in the working window, which is not limited in this respect, and specific selection and setting may be performed according to actual needs.
Further, in an embodiment of the present invention, the electrical system 3 includes a speed detector 35, the speed detector 35 is disposed on the transfer platform 00 and is used for monitoring a lifting speed of a lifting mechanism (not shown) above the transfer platform 00, and the speed detector 35 is in communication connection with the main controller 30 of the electrical system 3. Through setting up speed detector 35, and speed detector 35 is connected with electrical system 3's total controller 30 communication, realize closed-loop control, can the speed that hoisting mechanism drove the container lift in real time, ensure that hoisting mechanism drives the container when the specific height of transfer platform top descends, the elevating speed can be controlled within reasonable interval, avoid the container accident to fall under the too fast or out of control condition of elevating speed appearing and cause devastating harm to whole equipment, ensure that whole handling process is safe, better assurance equipment and operation personnel's safety.
Specifically, referring to fig. 4 in combination with fig. 2, in this embodiment, the speed detector 35 includes a photoelectric stopper 350 and a limiting reflection plate 351, the photoelectric stopper 350 and the limiting reflection plate 351 are disposed on two opposite sides above the transfer platform 00, in the process that the lifting mechanism drives the container 02 to lift, the container 02 can block a light source signal between the photoelectric stopper 350 and the limiting reflection plate 351, the master controller 30 compares the current falling speed when the light source signal is blocked with a specified limited speed to determine whether the falling speed is within a reasonable interval, and the master controller 30 controls the moving speed of the lifting mechanism according to the lifting speed. In other embodiments, the speed detector may also be a sensor or a device in other forms, which is not limited in this respect, and may be specifically selected and set according to actual needs, as long as the lifting speed of the container driven by the lifting mechanism can be monitored in real time.
Further, in an embodiment of the present invention, the electrical system 3 includes a weighing component 36, the weighing component 36 is disposed on the hoisting mechanism of the transfer platform 00 for monitoring a change of a load on the hoisting mechanism, and the weighing component 36 is communicatively connected to the main controller 30 of the electrical system 3.
In extreme cases, a load (such as a container) lifted by a lifting mechanism can accidentally fall above the transfer platform, and can cause fatal damage to operating personnel below. The operation track and the operation height of the transfer platform are limited according to different loads, so that when the loads accidentally drop at different heights, the safety channel on the transfer platform can bear corresponding falling impact, and personal safety of operating personnel is guaranteed. Through setting up the subassembly of weighing to be connected the subassembly of weighing with total controller 30 communication, the change of the load of handling on can real-time supervision hoisting mechanism, total controller 30 can be according to the load of handling on the hoisting mechanism, highly restrict its orbit regulation, realize more comprehensive and more reliable regulation and control.
Specifically, referring to fig. 4 in combination with fig. 2, in this embodiment, the weighing component 36 includes a weight sensor 360 and a height sensor 361, both the weight sensor 360 and the height sensor 361 are connected to the master controller 30 in a communication manner, and the master controller 30 plans the movement track of the lifting mechanism driving the container 02 according to the information fed back by the weight sensor 360 and the height sensor 361. The weight sensor 360 is used for monitoring weight change of a load on the lifting mechanism, the height sensor 361 is used for monitoring height change of the load on the lifting mechanism, and SIL 2-grade safety element equipment is adopted by the weight sensor 360 and the height sensor 361, so that high accuracy, reliability and safety of a load system are guaranteed. The utility model does not limit the specific types and structures of the weight sensor and the height sensor, can be reasonably selected and arranged according to actual needs, and only needs to monitor the change of the load on the hoisting mechanism in real time.
As described above, according to the safety protection system applied to the container lock pin dismounting and transferring platform provided by the utility model, the safety channel and the electrical system are used in a combined manner, so that the safety protection system is more comprehensive and reliable, the design is safer and more reasonable, the worker can be prevented from being hit by falling objects, the interference on the worker is reduced to the greatest extent under the condition of protecting the safety of the worker, and the working efficiency is improved.
While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the utility model, taken in conjunction with the specific embodiments thereof, and that no limitation of the utility model is intended thereby. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the utility model.
Claims (10)
1. Be applied to container lockpin and dismantle safety protection system of transfer platform, its characterized in that includes:
the safety channel is arranged along the length direction of the transfer platform and is used for shielding falling objects;
an electrical system disposed on the secure tunnel and the transfer platform, wherein,
an operation area is arranged between the adjacent safe passages and used for loading and unloading the container, an operation window is arranged on the side wall of each safe passage, an operator can disassemble the lock pin of the container through the operation window, and the electric system is used for monitoring the operator and the container.
2. The safety protection system applied to the container lock pin disassembly transfer platform as claimed in claim 1, wherein the safety passage comprises an arched bracket and a protection net, the protection net is sleeved on the arched bracket along the length direction of the transfer platform to form an arched safety passage, and the protection nets at two sides of the safety passage are provided with the operation windows.
3. The safety protection system applied to the container lock pin dismounting transfer platform as claimed in claim 1, wherein the electrical system comprises guiding lights, the guiding lights are arranged at the inner side and two ends of the safety channel and are used for guiding the operator to walk, and the guiding lights are in communication connection with a master controller of the electrical system.
4. The safety protection system applied to the transit platform for disassembling the lock pins of the container as claimed in claim 3, wherein the guiding lamp is a three-color signal lamp.
5. The safety protection system applied to the container lock pin dismounting transfer platform as claimed in claim 1, wherein the electrical system comprises a completion button and an emergency stop button, the completion button and the emergency stop button are both arranged on the safety channel, the worker presses the completion button after completing the lock pin dismounting of the container to realize the feedback of the operation information, the worker can press the emergency stop button to realize the alarm and stop when meeting special conditions or emergency conditions, and the completion button and the emergency stop button are both in communication connection with a master controller of the electrical system.
6. The safety protection system applied to the container lock pin dismounting transfer platform as claimed in claim 1, wherein the electrical system comprises grating detectors, the grating detectors are arranged at two sides of the operation window and used for monitoring whether an operator works in the operation window, and the grating detectors are in communication connection with a master controller of the electrical system.
7. The safety protection system applied to the container lock pin dismounting transfer platform as claimed in claim 1, wherein the electrical system comprises a speed detector, the speed detector is arranged on the transfer platform and is used for monitoring the lifting speed of a hoisting mechanism above the transfer platform, and the speed detector is in communication connection with a master controller of the electrical system.
8. The safety protection system applied to the container lock pin dismounting transfer platform as claimed in claim 7, wherein the speed detector comprises an optoelectronic stopper and a limit reflection plate, the optoelectronic stopper and the limit reflection plate are arranged at two opposite sides above the transfer platform, the container can block a light source signal between the optoelectronic stopper and the limit reflection plate during the lifting process of the container driven by the lifting mechanism, the master controller compares the current descending speed when the light source signal is blocked with a specified limit speed to determine whether the descending speed is within a reasonable interval, and the master controller controls the moving speed of the lifting mechanism according to the ascending and descending speed.
9. The safety protection system applied to the container lock pin dismounting transfer platform as claimed in claim 1, wherein the electrical system comprises a weighing component, the weighing component is arranged on a lifting mechanism of the transfer platform and used for monitoring the change of the load on the lifting mechanism, and the weighing component is in communication connection with a master controller of the electrical system.
10. The safety protection system applied to the container lock pin dismounting transfer platform as claimed in claim 9, wherein the weighing component comprises a weight sensor and a height sensor, the weight sensor and the height sensor are both in communication connection with the master controller, and the master controller plans the operation track of the lifting mechanism driving the container according to the information fed back by the weight sensor and the height sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121664231.4U CN215326527U (en) | 2021-07-21 | 2021-07-21 | Safety protection system applied to container lock pin disassembly transfer platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121664231.4U CN215326527U (en) | 2021-07-21 | 2021-07-21 | Safety protection system applied to container lock pin disassembly transfer platform |
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| CN215326527U true CN215326527U (en) | 2021-12-28 |
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| CN202121664231.4U Active CN215326527U (en) | 2021-07-21 | 2021-07-21 | Safety protection system applied to container lock pin disassembly transfer platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115050130A (en) * | 2022-07-07 | 2022-09-13 | 中交第四航务工程勘察设计院有限公司 | Box type safe operation channel and operation method for refrigerated container storage yard of automatic wharf |
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2021
- 2021-07-21 CN CN202121664231.4U patent/CN215326527U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115050130A (en) * | 2022-07-07 | 2022-09-13 | 中交第四航务工程勘察设计院有限公司 | Box type safe operation channel and operation method for refrigerated container storage yard of automatic wharf |
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