CN105398962B - A kind of method and system of the anti-scraping ground installation of crown block sling - Google Patents
A kind of method and system of the anti-scraping ground installation of crown block sling Download PDFInfo
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- CN105398962B CN105398962B CN201510829238.XA CN201510829238A CN105398962B CN 105398962 B CN105398962 B CN 105398962B CN 201510829238 A CN201510829238 A CN 201510829238A CN 105398962 B CN105398962 B CN 105398962B
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- crown block
- overhead traveling
- traveling crane
- crane
- lifting appliance
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Abstract
The embodiment of the invention discloses a kind of method and system of the anti-scraping ground installation of crown block sling, including：Set the zone of protection of the corresponding ground installation of overhead traveling crane translation mechanism run location；Detection device obtains the zone of protection of the ground installation, and the height that the position run according to the overhead traveling crane translation mechanism and crown block sling are run sends command signal to overhead traveling crane control room；The overhead traveling crane control room receives the command signal, completes the control to the crown block sling.When the overhead traveling crane translation mechanism is in operation running, when will enter the zone of protection of ground installation set in advance, the command signal sent according to the detection device controls the operation of the translation mechanism and suspender of the overhead traveling crane, so as to effectively prevent scratch of the crown block sling to ground installation, it is ensured that the safety of crown block sling and ground installation.
Description
Technical Field
The invention relates to the technical field of crown block operation, in particular to a method and a system for preventing a crown block lifting appliance from scratching ground facilities.
Background
The bridge crane is a bridge crane, also called overhead traveling crane, in which a bridge runs on an overhead rail. The bridge of the overhead traveling crane runs longitudinally along the tracks laid on the elevated frames at two sides, the crane trolley runs transversely along the tracks laid on the bridge to form a rectangular working range, and the overhead traveling crane sling is fixedly arranged on the crane trolley and used for hoisting materials by utilizing the space below the bridge without being blocked by ground equipment.
However, in the production field of industrial and mining enterprises such as metallurgy, the number of ground distribution facilities is large, and the crown block operation environment is complex. Taking the shearing area and each area of the finished product of a wide and thick plate production line as an example, ground facilities such as a plate turnover machine, a flaw detection machine, an automatic fire cutting machine, a head cutting machine, a length cutting machine, a half door machine and the like, an operation table and the like are distributed, and due to the irregular distribution of the ground facilities, an overhead traveling crane in each area has an irregular route in the operation process, the operator is slightly distracted or the surrounding environment is not identified sufficiently, and the overhead traveling crane sling scratches the ground facilities, so that the overhead traveling crane and the ground equipment are damaged.
Disclosure of Invention
The embodiment of the invention provides a method and a system for preventing a crown block lifting appliance from scratching a ground facility, and aims to solve the problem that the crown block lifting appliance in the prior art scratches the ground facility.
In order to solve the technical problem, the embodiment of the invention discloses the following technical scheme:
a method of preventing a crown block spreader from scratching a ground facility, the method comprising:
setting a protection area of the ground facility corresponding to the running position of the crown block translation mechanism;
the detection equipment acquires a protection area of the ground facility and sends an instruction signal to a crown block control room according to the running position of the crown block translation mechanism and the running height of a crown block lifting appliance;
and the crown block control room receives the instruction signal and finishes the control of the crown block translation mechanism and the lifting sling.
Preferably, the setting of the protection area of the ground facility corresponding to the operating position of the crown block translation mechanism comprises:
determining a space range and a relative movement area of the ground facility corresponding to the running position of the crown block translation mechanism;
setting a first critical line and a second critical line of the crane sling entering the relative activity area;
and the region between the first critical line and the second critical line is a protective region.
Preferably, the sending of the command signal to the crown block control room according to the position where the crown block translation mechanism operates and the height where the lifting appliance operates includes:
acquiring the current running positions of the crown block translation mechanism and the lifting appliance;
determining a protection area to which the overhead traveling crane spreader is about to enter;
and sending an instruction signal to a crown block control room according to the relative position of the height of the crown block lifting appliance and the first critical line of the protection area.
Preferably, the sending a command signal to a crown block control room according to the relative position of the crown block lifting appliance and the first critical line of the protection area includes:
determining that the crown block translation mechanism enters the position above the protection area;
if the position of the overhead traveling crane spreader is higher than a first critical line of the protection area, sending a normal operation instruction signal of the overhead traveling crane spreader; or,
and if the position of the overhead traveling crane spreader is equal to or lower than the first critical line of the protection area, sending a command signal for stopping the overhead traveling crane spreader.
Preferably, the overhead traveling crane control room receives the command signal to complete control of the overhead traveling crane spreader, and includes:
if the received instruction signal indicates that the crane lifting appliance operates normally, executing the current operation, and performing normal lifting operation; or,
and if the received instruction signal indicates that the overhead traveling crane lifting appliance stops, operating the lifting mechanism to lift the overhead traveling crane lifting appliance until the height of the overhead traveling crane lifting appliance is higher than a first critical line of the protection area or operating the overhead traveling crane translation mechanism in the opposite direction to enable the overhead traveling crane lifting appliance to be far away from the protection area.
A system for preventing a crown block spreader from scratching a ground facility, the system comprising:
the system comprises a presetting module, a control module and a control module, wherein the presetting module is used for setting a protection area of the ground facility corresponding to the running position of the crown block translation mechanism;
the detection equipment is used for acquiring the protection area and sending an instruction signal to the crown block control room according to the running area of the crown block lifting appliance;
and the overhead traveling crane control room is used for receiving the command signal and finishing the control of the overhead traveling crane lifting appliance.
Preferably, the detection apparatus comprises:
the judging module is used for judging the distance between the crane lifting appliance and the first critical line of the protection area;
and the instruction sending module is used for sending an instruction signal according to the judgment result of the judgment module.
Preferably, the overhead traveling crane control room includes:
the instruction receiving module is used for receiving the instruction signal;
and the control equipment is used for participating in the action control of the crown block translation mechanism and the lifting appliance according to the command signal.
Preferably, the detection device comprises a first detection device and a second detection device, wherein:
the first detection equipment is fixedly arranged on the crown block trolley;
and the second car inspection equipment is fixedly arranged on one side of the overhead crane cart.
Preferably, the control device is arranged on the overhead travelling crane cart.
According to the technical scheme, the method and the system for preventing the overhead traveling crane spreader from scratching the ground facilities provided by the embodiment of the invention comprise the following steps: setting a protection area of the ground facility corresponding to the running position of the crown block translation mechanism; the detection equipment acquires a protection area of the ground facility and sends an instruction signal to a crown block control room according to the running position of the crown block translation mechanism and the running height of a crown block lifting appliance; and the crown block control room receives the instruction signal and finishes the control of the crown block lifting appliance. When the crown block translation mechanism is in the operation and operation process and is about to enter a preset protection area of the ground facility, the crown block lifting appliance is controlled to lift, stop or reversely operate according to the instruction signal sent by the detection equipment, so that the scratch of the crown block lifting appliance on the ground facility is effectively avoided, and the safety of the crown block lifting appliance and the ground facility is ensured.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic flow chart of a method for preventing a crown block spreader from scratching a ground facility according to an embodiment of the present invention;
FIG. 2 is a schematic view of a protected area of a ground facility according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a crane spreader about to enter a protection area of a ground facility according to an embodiment of the present invention;
fig. 4 is a schematic flowchart of a process of determining an instruction signal by a detection device according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a schematic flow chart of a method for preventing a crown block spreader from scratching a ground facility is provided in an embodiment of the present invention, and the method includes:
s100, setting a protection area of the ground facility corresponding to the running position of the crown block translation mechanism;
the protection area is mainly set according to the space range and the relative activity area of the ground facility corresponding to the running position of the crown block translation mechanism, the ground facility corresponding to the running position of the crown block translation mechanism comprises a plate turnover machine, a plate stacking machine, a half door machine, an operation table and the like, and the ground facility has a certain self space range and a certain relative activity area.
And setting a first critical line by using the relative movement space of the ground facility, setting a second critical line by using the self space range of the ground facility, wherein the region between the first critical line and the second critical line is a protection region.
As shown in fig. 2, which is a schematic diagram of a protection area of a ground facility, assuming that a relative movement area of the ground facility is from point a to point B, a dashed line 1 in fig. 2 is a first critical line, and a second critical line defined when the ground is set at an original position in fig. 2 is a dashed line 2 in fig. 2. Since the overhead travelling crane spreader requires a certain sliding distance from the time when the overhead travelling crane spreader receives the stop signal to the time when the overhead travelling crane spreader completely stops, the distance between the first critical line and the second critical line is at least 1 meter.
S200, the detection equipment acquires a protection area of the ground facility and sends an instruction signal to a crown block control room according to the running position of the crown block translation mechanism and the running height of a crown block lifting appliance;
as shown in fig. 3, the crown block translation mechanism includes a crown block cart 7, a crown block cart 8 and a crown block control room 9, the crown block hanger 6 is movably arranged on the crown block cart 8, and the detection device is fixedly arranged on the crown block cart 8 and the crown block cart 7.
When the crown block translation mechanism and the lifting appliance are in fig. 3, the detection device obtains the current operating positions of the crown block translation mechanism and the lifting appliance, and the state of the crown block lifting appliance 6 at this time is about to enter the protection area of the ground facility 5. In fig. 3, a dashed line 3 is a first critical line of the surface facility 5, and a dashed line 4 is a second critical line of the surface facility 5.
The detection equipment further sends an instruction signal to a crown block control room according to the relative position of the height of the crown block lifting appliance and the first critical line of the protection area, and the instruction signal comprises the following steps:
when it is determined that the crown block translation mechanism is about to enter the area above the protection area, as shown in fig. 4, a schematic flow diagram of the detection device provided in the embodiment of the present invention determining to send the instruction signal is shown. The detection equipment judges whether the height of the overhead traveling crane sling is higher than the height of a first critical line of the protection area, and if so, a normal operation instruction of the overhead traveling crane sling is sent out; and if the height of the overhead traveling crane spreader is equal to or lower than the height of the first critical line of the protection area, sending a command signal for stopping the overhead traveling crane spreader.
Taking fig. 3 as an example, if the position of the overhead traveling crane spreader 6 is higher than the first critical line of the protection area of the ground facility 5, a normal operation command signal of the overhead traveling crane spreader is sent; or,
and if the position of the overhead traveling crane sling 6 is equal to or lower than a first critical line of the protection area of the ground facility 5, sending a command signal for stopping the overhead traveling crane sling.
And S300, the crown block control room receives the instruction signal to complete the control of the crown block lifting appliance.
The overhead traveling crane control room receives an instruction signal from the detection equipment, and if the received instruction signal indicates that the overhead traveling crane lifting appliance operates normally, the current operation is executed, and normal lifting operation is carried out; at the moment, the crown block lifting appliance passes through the upper part of the protection area of the ground facility and cannot scratch the ground facility in the protection area.
And if the command signal indicates that the overhead traveling crane lifting appliance stops, controlling the overhead traveling crane lifting appliance to stop, operating the lifting mechanism at the moment to enable the overhead traveling crane lifting appliance to ascend until the height of the overhead traveling crane lifting appliance is higher than a first critical line of the protection area, and when the overhead traveling crane lifting appliance is lifted to be higher than the height of the first critical line, continuing to finish the lifting operation. At this time, the crown block translation mechanism can also be operated in the opposite direction, so that the crown block lifting appliance is far away from the protection area.
It can be seen from the above embodiments that, the method for preventing the overhead traveling crane spreader from scratching the ground facilities provided by this embodiment, the method includes: setting a protection area of the ground facility corresponding to the running position of the crown block translation mechanism; the detection equipment acquires a protection area of the ground facility and sends an instruction signal to a crown block control room according to the running position of the crown block translation mechanism and the running height of a crown block lifting appliance; and the crown block control room receives the instruction signal and finishes the control of the crown block lifting appliance. When the crown block translation mechanism is in the operation and operation process and is about to enter a preset protection area of the ground facility, the crown block lifting appliance is controlled to lift, stop or reversely operate according to the instruction signal sent by the detection equipment, so that the scratch of the crown block lifting appliance on the ground facility is effectively avoided, and the safety of the crown block lifting appliance and the ground facility is ensured.
Corresponding to the method embodiment of the invention for preventing the ground facility from being scratched by the crane sling, the invention also provides a system for preventing the ground facility from being scratched by the crane sling, and the system comprises:
the system comprises a presetting module, a control module and a control module, wherein the presetting module is used for setting a protection area of the ground facility corresponding to the running position of the crown block translation mechanism;
the detection equipment is used for acquiring the protection area and sending an instruction signal to the crown block control room according to the running area of the crown block lifting appliance;
the detection apparatus includes: the system comprises a judgment module and an instruction sending module, wherein the judgment module is used for judging the distance between the crane sling and a first critical line of a protection area; the instruction sending module is used for sending an instruction signal according to the judgment result of the judgment module.
The detection device further comprises a first detection device and a second detection device, wherein: the first detection equipment is fixedly arranged on the crown block trolley; and the second car inspection equipment is fixedly arranged on one side of the overhead crane cart.
And the overhead traveling crane control room is used for receiving the command signal and finishing the control of the overhead traveling crane lifting appliance. The overhead traveling crane control room includes: the instruction receiving module is used for receiving the instruction signal; and the control equipment is used for controlling the crane lifting appliance according to the instruction signal.
The overhead traveling crane cart is also provided with a control device for matching with an overhead traveling crane control room to more accurately control the operation of the overhead traveling crane cart.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for apparatus or system embodiments, since they are substantially similar to method embodiments, they are described in relative terms, as long as they are described in partial descriptions of method embodiments. The above-described embodiments of the apparatus and system are merely illustrative, and the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A method of preventing a crown block spreader from scratching a ground facility, the method comprising:
determining a space range and a relative movement area of the ground facility corresponding to the running position of the crown block translation mechanism;
setting a first critical line and a second critical line of the crane sling entering the relative activity area;
a region between the first critical line and the second critical line is a protection region;
the detection equipment acquires a protection area of the ground facility and sends an instruction signal to a crown block control room according to the running position of the crown block translation mechanism and the running height of a crown block lifting appliance;
and the crown block control room receives the instruction signal and finishes the control of the crown block lifting appliance.
2. The method for preventing the ground facility from being scratched by a crane sling according to claim 1, wherein said sending a command signal to a crane control room according to the position of the crane translation mechanism and the height of the crane sling operation comprises:
acquiring the current running positions of the crown block translation mechanism and the lifting appliance;
determining a protection area to which the overhead traveling crane spreader is about to enter;
and sending an instruction signal to a crown block control room according to the relative position of the height of the crown block lifting appliance and the first critical line of the protection area.
3. The method for preventing the ground facility from being scratched by a crane sling according to claim 2, wherein said step of sending a command signal to a crane control room according to the relative position of the crane sling height and the first critical line of the protection area comprises the steps of:
determining that the crown block translation mechanism enters the position above the protection area;
if the position of the overhead traveling crane spreader is higher than a first critical line of the protection area, sending a normal operation instruction signal of the overhead traveling crane spreader; or,
and if the position of the overhead traveling crane spreader is equal to or lower than the first critical line of the protection area, sending a command signal for stopping the overhead traveling crane spreader.
4. The method of claim 3, wherein the control of the overhead traveling crane spreader is accomplished by receiving the command signal from the overhead traveling crane control room, comprising:
if the received instruction signal indicates that the crane lifting appliance operates normally, executing the current operation, and performing normal lifting operation; or,
and if the received instruction signal indicates that the overhead traveling crane lifting appliance stops, operating the lifting mechanism to lift the overhead traveling crane lifting appliance until the height of the overhead traveling crane lifting appliance is higher than a first critical line of the protection area or operating the overhead traveling crane translation mechanism in the opposite direction to enable the overhead traveling crane lifting appliance to be far away from the protection area.
5. The utility model provides a system for ground facility is prevented scratching by overhead traveling crane hoist which characterized in that, the system includes:
the system comprises a presetting module, a control module and a control module, wherein the presetting module is used for setting a protection area of the ground facility corresponding to the running position of the crown block translation mechanism;
the detection equipment is used for acquiring the protection area and sending an instruction signal to the crown block control room according to the running area of the crown block lifting appliance;
and the overhead traveling crane control room is used for receiving the command signal and finishing the control of the overhead traveling crane lifting appliance.
6. The system of claim 5, wherein the detection device comprises:
the judging module is used for judging the distance between the crane lifting appliance and the first critical line of the protection area;
and the instruction sending module is used for sending an instruction signal according to the judgment result of the judgment module.
7. The system of claim 6, wherein the crown block control room comprises:
the instruction receiving module is used for receiving the instruction signal;
and the control equipment is used for controlling the overhead travelling crane lifting appliance according to the command signal.
8. The system of claim 5, wherein the detection device comprises a first detection device and a second detection device, wherein:
the first detection equipment is fixedly arranged on the crown block trolley;
and the second detection equipment is fixedly arranged on one side of the overhead crane cart.
9. The system for preventing the ground facility from being scratched by a crane spreader according to claim 5, further comprising a control device installed in the crane electrical beam or on the control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510829238.XA CN105398962B (en) | 2015-11-24 | 2015-11-24 | A kind of method and system of the anti-scraping ground installation of crown block sling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510829238.XA CN105398962B (en) | 2015-11-24 | 2015-11-24 | A kind of method and system of the anti-scraping ground installation of crown block sling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105398962A CN105398962A (en) | 2016-03-16 |
| CN105398962B true CN105398962B (en) | 2017-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510829238.XA Expired - Fee Related CN105398962B (en) | 2015-11-24 | 2015-11-24 | A kind of method and system of the anti-scraping ground installation of crown block sling |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107055242A (en) * | 2017-04-16 | 2017-08-18 | 赵洁 | A kind of lifting transporting equipment of electromechanical integration |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101386397B (en) * | 2008-10-28 | 2011-01-26 | 高旭 | Anti-collision control method for gantry crane lifting trolley |
| CN201343377Y (en) * | 2008-10-28 | 2009-11-11 | 高旭 | Anti-collision control system for hoisting trolley of gantry crane |
| US9868618B2 (en) * | 2012-06-07 | 2018-01-16 | Jaguar Land Rover Limited | Crane and related method of operation |
| CN203079601U (en) * | 2012-12-28 | 2013-07-24 | 上海红箭自动化设备有限公司 | Automatic collision avoidance system for dock hoisting devices |
| CN204281100U (en) * | 2014-12-02 | 2015-04-22 | 天津德仕达起重输送设备有限公司 | The locality protection control system of overhead traveling crane |
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