CN201762031U - Container bank crane having strong wind alarming and protecting function - Google Patents
Container bank crane having strong wind alarming and protecting function Download PDFInfo
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- CN201762031U CN201762031U CN2010205390538U CN201020539053U CN201762031U CN 201762031 U CN201762031 U CN 201762031U CN 2010205390538 U CN2010205390538 U CN 2010205390538U CN 201020539053 U CN201020539053 U CN 201020539053U CN 201762031 U CN201762031 U CN 201762031U
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Abstract
The utility model discloses a container bank crane having strong wind alarming and protecting function, including an anemometer for detecting level of wind power and a central control unit for coordinating operation of a cart mechanism; the anemometer feeds back the detection signal to the central control unit; the central control unit is connected with at least a path of alarm and controls the operating state of the alarm. The utility model is added with the strong wind alarming and protecting system on the bank, detects wind speed signal by means of the conventional anemometer arranged on the bank and controls alarms arranged at different positions of the cart mechanism to output alarm when encountering strong wind so as to remind the worker of taking prevention measures in time and realize effective protection for equipment on the whole cart; the strong wind alarming and protecting system overcomes defects that the conventional anemometer arranged on the bank could only display the wind speed in an electric room but can not perform an effective alarm to a sudden strong wind and provides a technical support for safe operation of the whole cart on the bank.
Description
Technical field
The utility model belongs to the quayside container crane technical field, specifically, relates to a kind of strong wind warning protective system design of quayside container crane.
Background technology
At present, in the container handling operation of port and pier, quayside container crane (also can abbreviate the bank bridge as) is being brought into play crucial effects, utilize the suspender of bank bridge can grasp and transport the freight container that is stacked on port and pier or the freighter like a cork, with finishing shipment or unloading a ship of task.
The van container bank crane is in carrying out daily terminal operation process, if the prominent strong wind weather of meeting for guaranteeing device security, need in time be taked safety method, to take precautions against the harm that strong wind causes car load equipment.For present quayside container crane, adopt the mode that anemoscope is installed in the electric room of bank bridge to measure current wind speed usually.Because electric room generally all is arranged on and is used to put in the big machine room of main equipments such as motor, reel, gear case; and big machine room is positioned at the top of bank bridge; therefore the staff must climb up cart; enter in the electric room and just can observe current wind conditions; report to the police or take the emergency protection measure to judge whether to carry out strong wind, guarantee the safety of car load operation.
Because existing quayside container crane only installs anemoscope in its electric room, when the cart driver during normal operation, can only rely on the size of feeling to come the current wind-force of perception in driver's cab.If when sensation wind-force is big, enter the demonstration of looking over anemoscope in the electric room, determine whether possessing service conditions, directly influenced the operating efficiency of car load thus, and can't guarantee timely strick precaution strong wind harm.If the cart driver is cleaning or maintenance activity in big machine room, then can't the perception outside prominent strong wind that comes, thus also just can't carry out the strong wind early warning in time.In addition, because different people is not quite similar to the sensitivity of wind-force perception, and the ground staff is very big to the perception deviation of wind-force with the staff who is on the cart, therefore can't guarantee the accuracy of strong wind early warning and take precautions against the promptness that responds.
The utility model content
The utility model can only judge whether current wind-force reaches the strong wind warning level by the anemoscope that observation is arranged in the electric room in order to solve existing bank bridge, the countrmeasure that is caused responds untimely, as to influence car load work efficiency defective, proposed a kind of quayside container crane, improved the promptness of strong wind early warning and the safety of bank bridge operation with strong wind warning safeguard function.
In order to solve the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of quayside container crane with strong wind warning safeguard function comprises the Central Processing Unit (CPU) that is used to detect the anemoscope of wind-force size and coordinates big mechanism of car operation; Described anemoscope feedback detection signal is to Central Processing Unit (CPU), and described Central Processing Unit (CPU) is connected with at least one road annunciator, and the mode of operation of annunciator is controlled.
Further, between described Central Processing Unit (CPU) and annunciator, be connected with a controllable electric power module, the control end of described controllable electric power module connects Central Processing Unit (CPU), when receiving the alarm control signal of Central Processing Unit (CPU) output, the output power supply is to the power supply terminal of each road annunciator, with control annunciator outputting alarm.
In order to realize the electrical level match of input/output signal between anemoscope and the Central Processing Unit (CPU), described anemoscope connects described Central Processing Unit (CPU) by a signal conversion module.
Further again, described anemoscope comprises vane and telltale, the tach signal that described vane rotation produces transfers to telltale by lead, after converting digital signal to by telltale, on the one hand by screen display wind speed numeral, judge by the controller of display interior whether current wind speed reaches the strong wind threshold value on the other hand, and then generate high level or low level detection signal exports described signal conversion module to; Described signal conversion module generates the high-low level signal of the amplitude that input end requires of Central Processing Unit (CPU) with the conversion of the detection signal that receives, transfers to described Central Processing Unit (CPU).
Further again, described annunciator comprises that four the tunnel, the one tunnel is arranged in the big machine room of hoisting crane, and one the tunnel is arranged in the driver's cab of hoisting crane, and two-way is installed on the offside door leg of crane respectively and on the offside door leg in addition.
Preferably, described annunciator preferably adopts combined aural and visual alarm.
Preferably, described Central Processing Unit (CPU) is programmable logic controller (PLC) PLC.
Further, described anemoscope and Central Processing Unit (CPU) are arranged in the electric room of hoisting crane.
Compared with prior art; advantage of the present utility model and good effect are: the utility model is by setting up strong wind warning protective system on existing quayside container crane; detect wind velocity signal by the anemoscope that is provided with on the existing bank bridge; and control is arranged on the annunciator outputting alarm at big mechanism of car diverse location place when running into strong wind; to remind the staff to take countrmeasure, realize effective protection to car load equipment.Adopt strong wind warning protective system of the present utility model; the anemoscope that can overcome existing bank bridge can only show wind speed in electric room; can not effectively report to the police to prominent next strong wind, and the technical defective that does not have protective effect, the car load safe operation of opposite bank bridge provides technical support.
After reading the detailed description of the utility model embodiment in conjunction with the accompanying drawings, other characteristics of the present utility model and advantage will become clearer.
Description of drawings
Fig. 1 is the schematic block circuit diagram of the strong wind warning protective system of the quayside container crane that proposes of the utility model;
Fig. 2 is the schematic circuit diagram of a kind of embodiment of controllable electric power module among Fig. 1;
Fig. 3 is the schematic circuit diagram of another embodiment of controllable electric power module among Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail.
Embodiment one, present embodiment is in order to make quayside container crane when running into strong wind weather, output alarm in time, to remind the staff to take safeguard procedures, guarantee the safe operation of bank bridge, adopt electric-control system to carry out the strong wind warning safeguard function that simply improved mode realizes the bank bridge existing bank bridge.Specifically; can utilize the anemoscope that is arranged in the electric room of bank bridge to detect current wind-force in real time; and therefrom extract the Central Processing Unit (CPU) that detection signal transfers to the bank bridge; and then by annunciator when the running into strong wind output alarm of Central Processing Unit (CPU) control setting at bank bridge diverse location place; and can further control big mechanism of car and enter safety mode, to realize effective protection of opposite bank bridge device.
Fig. 1 is the schematic block circuit diagram of the strong wind warning protective system that proposed for the strong wind warning function of realizing the bank bridge, comprises chief components such as anemoscope, signal conversion module, Central Processing Unit (CPU), controllable electric power module and multichannel alarm.Wherein, anemoscope transfers to the anemoscope telltale with the wind velocity signal that its vane rotation produces by lead, telltale converts the tach signal that receives to digital signal, transfers to screen display wind speed numeral on the one hand, transfers to the controller of display interior on the other hand.Described controller compares wind speed digital signal that receives and the strong wind threshold value of setting in advance, if be lower than the strong wind threshold value, then think current wind speed in allowed band, the output expression normal detection signal of wind speed (such as low level signal) transfers to Central Processing Unit (CPU); If be higher than the strong wind threshold value, then think the experience strong wind weather, the detection signal (such as high level signal) of output expression strong wind transfers to Central Processing Unit (CPU), and then controls each road annunciator output alarm by Central Processing Unit (CPU).
If the level state of the detection signal by anemoscope output can not satisfy the level magnitude requirement of Central Processing Unit (CPU) to incoming signal, then need between anemoscope and Central Processing Unit (CPU), set up signal conversion module, as shown in Figure 1, the high level detection signal of anemoscope output is converted to the desired level state of input end of Central Processing Unit (CPU), such as 110V, transfer to Central Processing Unit (CPU), to realize the accurate identification of Central Processing Unit (CPU) to incoming signal.
Certainly, also can directly from anemoscope, extract the wind speed digital signal, transfer to Central Processing Unit (CPU) and carry out the comparison procedure of itself and strong wind threshold value, and then utilize Central Processing Unit (CPU) to judge whether current wind-force reaches the strong wind rank, and generate control signal corresponding the mode of operation of each road annunciator is control effectively, can finish the task of strong wind early warning equally.
In order to realize the effective control of Central Processing Unit (CPU) to each road alarm work state, present embodiment also is provided with one road controllable electric power module between Central Processing Unit (CPU) and annunciator, as shown in Figure 1.Specifically, the control end of controllable electric power module can be connected the corresponding connection of power supply terminal of the mouth of controllable electric power module and each road annunciator with the control signal output ends of central processing unit.When current wind-force was in the allowed band, Central Processing Unit (CPU) was exported invalid control signal (such as low level signal), transferred to the control end of controllable electric power module, and the output of blocking-up power module is controlled each road annunciator and kept out-of-run state.And when wind-force reaches the strong wind rank, Central Processing Unit (CPU) is exported effective control signal (such as high level signal), transfers to the control end of controllable electric power module, and the control power module is to each road annunciator output power supply, and then drive each road annunciator and work on power output alarm.
In the present embodiment, described annunciator can adopt combined aural and visual alarm to carry out system design, carries out strong wind with the mode of blinking light to the staff to sound and reports to the police.
Fig. 2, Fig. 3 are two kinds of implementations of described controllable electric power module, and the components and parts cooperated power supply power supply VCC that can adopt relay or transistor etc. to have on-off action specifically carries out circuit layout.Is that example describes to adopt transistor as on-off element, as shown in Figure 2, described transistor can adopt a NPN type aerotron V to realize, its base stage is the control end of controllable electric power module, receive the control signal of central processing unit output, grounded emitter, collecting electrode connects the negative pole of annunciator power supply terminal, and the positive pole of annunciator power supply terminal connects power supply VCC.When the high-level control signal of warning is represented in central processing unit output, the controlled conducting of NPN type aerotron V, the current supply circuit of connection annunciator powers on annunciator, sends the sound and light alarm signal.And when the normal low level control signal of central processing unit output expression wind-force, NPN type aerotron V enters off condition, and then the current supply circuit of breaking alarm, and the control annunciator stops to report to the police, and enters off position.
In like manner, adopt the controllable electric power modular circuit of relay J for Fig. 3 as on-off element, the coil of relay J can be connected between the control signal output ends and ground of Central Processing Unit (CPU), often opening between the positive pole that armature contact is connected on the positive pole of power supply VCC and annunciator power supply terminal of relay J, the negative pole of annunciator power supply terminal connects the negative pole of power supply VCC.Adopt the sort circuit design, when central processing unit need be controlled annunciator and sends the sound and light alarm signal, the output high-level control signal gets the coil of relay J, and then adhesive its often open armature contact, the current supply circuit that is communicated with annunciator, make annunciator enter the state of working on power, send the sound and light alarm signal.
Certainly, for can directly exporting the central process unit that satisfies the required power supply of each road alarm work, also can save the controllable electric power Module Design, to simplify circuit structure, cost-cutting, present embodiment are not limited in above giving an example.
In the present embodiment, described Central Processing Unit (CPU) can directly adopt the programmable logic controller (PLC) PLC that is arranged in the electric room of bank bridge to realize that signal conversion module and controllable electric power module can be arranged in the electric room in the lump, so that maintenance.Described annunciator preferably is provided with four the tunnel, the one tunnel and is installed in the big machine room, so that the cart driver cleans in big machine room or during maintenance activity, know exterior wind conditions in time.The second the tunnel is installed in the driver's cab, so that the cart driver in the normal operation process, can grasp on-the-spot wind speed in time, exactly, and when dashing forward the chance strong wind, can carry out safeguard procedures immediately, guarantees the safe operation of cart.Third Road and the No. four annunciator are preferably mounted on the offside door leg and offside door leg of big mechanism of car, take precautions against response so that the ground staff when receiving strong wind early warning alarm, can in time make, and cause damage to avoid strong wind opposite bank bridge device.
Certainly, for annunciator be provided with quantity and installation site present embodiment be not limited in above for example, technical personnel can select suitable position install according to self needs.
Quayside container crane strong wind warning protective system of the present utility model is simple in structure, mainly utilizes the equipment and the circuit of original bank bridge, can finish by the simple software exploitation, cheap for manufacturing cost, easy to install, effect is remarkable, can apply in various crane facilities.
Certainly; the above only is a kind of preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. the quayside container crane with strong wind warning safeguard function comprises the Central Processing Unit (CPU) that is used to detect the anemoscope of wind-force size and coordinates big mechanism of car operation; It is characterized in that: described anemoscope feedback detection signal is to Central Processing Unit (CPU), and described Central Processing Unit (CPU) is connected with at least one road annunciator, and the mode of operation of annunciator is controlled.
2. quayside container crane according to claim 1, it is characterized in that: between described Central Processing Unit (CPU) and annunciator, be connected with a controllable electric power module, the control end of described controllable electric power module connects Central Processing Unit (CPU), when receiving the alarm control signal of Central Processing Unit (CPU) output, the output power supply is to the power supply terminal of each road annunciator, with the alarm of control annunciator.
3. quayside container crane according to claim 1 is characterized in that: described anemoscope connects described Central Processing Unit (CPU) by a signal conversion module.
4. quayside container crane according to claim 3, it is characterized in that: described anemoscope comprises vane and telltale, the tach signal that described vane rotation produces transfers to telltale by lead, after converting digital signal to by telltale, on the one hand by screen display wind speed numeral, judge by the controller of display interior whether current wind speed reaches the strong wind threshold value on the other hand, and then generate high level or low level detection signal exports described signal conversion module to.
5. according to each described quayside container crane in the claim 1 to 4, it is characterized in that: described annunciator comprises four the tunnel, one the tunnel is arranged in the big machine room of hoisting crane, one the tunnel is arranged in the driver's cab of hoisting crane, and two-way is installed on the offside door leg of crane respectively and on the offside door leg in addition.
6. quayside container crane according to claim 5 is characterized in that: described annunciator is a combined aural and visual alarm.
7. quayside container crane according to claim 5 is characterized in that: described Central Processing Unit (CPU) is a programmable logic controller (PLC).
8. quayside container crane according to claim 5 is characterized in that: described anemoscope and Central Processing Unit (CPU) are arranged in the electric room of hoisting crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205390538U CN201762031U (en) | 2010-09-17 | 2010-09-17 | Container bank crane having strong wind alarming and protecting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205390538U CN201762031U (en) | 2010-09-17 | 2010-09-17 | Container bank crane having strong wind alarming and protecting function |
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| Publication Number | Publication Date |
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| CN201762031U true CN201762031U (en) | 2011-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010205390538U Expired - Fee Related CN201762031U (en) | 2010-09-17 | 2010-09-17 | Container bank crane having strong wind alarming and protecting function |
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| CN (1) | CN201762031U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754765A (en) * | 2013-12-27 | 2014-04-30 | 珠海三一港口机械有限公司 | Track type crane and drive control method of cart of track type crane |
| CN110891893A (en) * | 2017-06-16 | 2020-03-17 | Abb瑞士股份有限公司 | Modified video stream for supporting remote control of container cranes |
| CN113620178A (en) * | 2021-08-24 | 2021-11-09 | 交通运输部天津水运工程科学研究所 | Method and device for early warning of operation wind speed of port portal crane |
-
2010
- 2010-09-17 CN CN2010205390538U patent/CN201762031U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754765A (en) * | 2013-12-27 | 2014-04-30 | 珠海三一港口机械有限公司 | Track type crane and drive control method of cart of track type crane |
| CN103754765B (en) * | 2013-12-27 | 2016-06-08 | 三一海洋重工有限公司 | A kind of locomotive crane and drive control method of cart thereof |
| CN110891893A (en) * | 2017-06-16 | 2020-03-17 | Abb瑞士股份有限公司 | Modified video stream for supporting remote control of container cranes |
| US10954108B2 (en) | 2017-06-16 | 2021-03-23 | Abb Schweiz Ag | Modified video stream for supporting remote control of a container crane |
| CN113620178A (en) * | 2021-08-24 | 2021-11-09 | 交通运输部天津水运工程科学研究所 | Method and device for early warning of operation wind speed of port portal crane |
| CN113620178B (en) * | 2021-08-24 | 2023-11-28 | 交通运输部天津水运工程科学研究所 | Method and device for early warning of operation wind speed of port portal crane |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110316 Termination date: 20110917 |